M7350v1_en_gpl

base/policy/Android.mk

@@ -0,0 +1,14 @@
+LOCAL_PATH:= $(call my-dir)
+
+# the library
+# ============================================================
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+            
+LOCAL_MODULE := android.policy
+
+include $(BUILD_JAVA_LIBRARY)
+
+# additionally, build unit tests in a separate .apk
+include $(call all-makefiles-under,$(LOCAL_PATH))

base/policy/src/com/android/internal/policy/impl/AccountUnlockScreen.java

@@ -0,0 +1,350 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.R;
+import com.android.internal.widget.LockPatternUtils;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.accounts.OperationCanceledException;
+import android.accounts.AccountManagerFuture;
+import android.accounts.AuthenticatorException;
+import android.accounts.AccountManagerCallback;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.Configuration;
+import android.graphics.Rect;
+import android.text.Editable;
+import android.text.InputFilter;
+import android.text.LoginFilter;
+import android.text.TextWatcher;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.RelativeLayout;
+import android.widget.TextView;
+import android.app.Dialog;
+import android.app.ProgressDialog;
+import android.os.Bundle;
+
+import java.io.IOException;
+
+/**
+ * When the user forgets their password a bunch of times, we fall back on their
+ * account's login/password to unlock the phone (and reset their lock pattern).
+ */
+public class AccountUnlockScreen extends RelativeLayout implements KeyguardScreen,
+        KeyguardUpdateMonitor.InfoCallback,View.OnClickListener, TextWatcher {
+    private static final String LOCK_PATTERN_PACKAGE = "com.android.settings";
+    private static final String LOCK_PATTERN_CLASS =
+            "com.android.settings.ChooseLockPattern";
+
+    /**
+     * The amount of millis to stay awake once this screen detects activity
+     */
+    private static final int AWAKE_POKE_MILLIS = 30000;
+
+    private KeyguardScreenCallback mCallback;
+    private LockPatternUtils mLockPatternUtils;
+    private KeyguardUpdateMonitor mUpdateMonitor;
+
+    private TextView mTopHeader;
+    private TextView mInstructions;
+    private EditText mLogin;
+    private EditText mPassword;
+    private Button mOk;
+    private Button mEmergencyCall;
+
+    /**
+     * Shown while making asynchronous check of password.
+     */
+    private ProgressDialog mCheckingDialog;
+
+    /**
+     * AccountUnlockScreen constructor.
+     * @param configuration
+     * @param updateMonitor
+     */
+    public AccountUnlockScreen(Context context,Configuration configuration,
+            KeyguardUpdateMonitor updateMonitor, KeyguardScreenCallback callback,
+            LockPatternUtils lockPatternUtils) {
+        super(context);
+        mCallback = callback;
+        mLockPatternUtils = lockPatternUtils;
+
+        LayoutInflater.from(context).inflate(
+                R.layout.keyguard_screen_glogin_unlock, this, true);
+
+        mTopHeader = (TextView) findViewById(R.id.topHeader);
+        mTopHeader.setText(mLockPatternUtils.isPermanentlyLocked() ?
+                R.string.lockscreen_glogin_too_many_attempts :
+                R.string.lockscreen_glogin_forgot_pattern);
+
+        mInstructions = (TextView) findViewById(R.id.instructions);
+
+        mLogin = (EditText) findViewById(R.id.login);
+        mLogin.setFilters(new InputFilter[] { new LoginFilter.UsernameFilterGeneric() } );
+        mLogin.addTextChangedListener(this);
+
+        mPassword = (EditText) findViewById(R.id.password);
+        mPassword.addTextChangedListener(this);
+
+        mOk = (Button) findViewById(R.id.ok);
+        mOk.setOnClickListener(this);
+
+        mEmergencyCall = (Button) findViewById(R.id.emergencyCall);
+        mEmergencyCall.setOnClickListener(this);
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCall);
+
+        mUpdateMonitor = updateMonitor;
+        mUpdateMonitor.registerInfoCallback(this);
+    }
+
+    public void afterTextChanged(Editable s) {
+    }
+
+    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+    }
+
+    public void onTextChanged(CharSequence s, int start, int before, int count) {
+        mCallback.pokeWakelock(AWAKE_POKE_MILLIS);
+    }
+
+    @Override
+    protected boolean onRequestFocusInDescendants(int direction,
+            Rect previouslyFocusedRect) {
+        // send focus to the login field
+        return mLogin.requestFocus(direction, previouslyFocusedRect);
+    }
+
+    /** {@inheritDoc} */
+    public boolean needsInput() {
+        return true;
+    }
+
+    /** {@inheritDoc} */
+    public void onPause() {
+
+    }
+
+    /** {@inheritDoc} */
+    public void onResume() {
+        // start fresh
+        mLogin.setText("");
+        mPassword.setText("");
+        mLogin.requestFocus();
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCall);
+    }
+
+    /** {@inheritDoc} */
+    public void cleanUp() {
+        if (mCheckingDialog != null) {
+            mCheckingDialog.hide();
+        }
+        mUpdateMonitor.removeCallback(this); // this must be first
+        mCallback = null;
+        mLockPatternUtils = null;
+        mUpdateMonitor = null;
+    }
+
+    /** {@inheritDoc} */
+    public void onClick(View v) {
+        mCallback.pokeWakelock();
+        if (v == mOk) {
+            asyncCheckPassword();
+        }
+
+        if (v == mEmergencyCall) {
+            mCallback.takeEmergencyCallAction();
+        }
+    }
+
+    private void postOnCheckPasswordResult(final boolean success) {
+        // ensure this runs on UI thread
+        mLogin.post(new Runnable() {
+            public void run() {
+                if (success) {
+                    // clear out forgotten password
+                    mLockPatternUtils.setPermanentlyLocked(false);
+                    mLockPatternUtils.setLockPatternEnabled(false);
+                    mLockPatternUtils.saveLockPattern(null);
+
+                    // launch the 'choose lock pattern' activity so
+                    // the user can pick a new one if they want to
+                    Intent intent = new Intent();
+                    intent.setClassName(LOCK_PATTERN_PACKAGE, LOCK_PATTERN_CLASS);
+                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                    mContext.startActivity(intent);
+                    mCallback.reportSuccessfulUnlockAttempt();
+
+                    // close the keyguard
+                    mCallback.keyguardDone(true);
+                } else {
+                    mInstructions.setText(R.string.lockscreen_glogin_invalid_input);
+                    mPassword.setText("");
+                    mCallback.reportFailedUnlockAttempt();
+                }
+            }
+        });
+    }
+
+    @Override
+    public boolean dispatchKeyEvent(KeyEvent event) {
+        if (event.getAction() == KeyEvent.ACTION_DOWN
+                && event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
+            if (mLockPatternUtils.isPermanentlyLocked()) {
+                mCallback.goToLockScreen();
+            } else {
+                mCallback.forgotPattern(false);
+            }
+            return true;
+        }
+        return super.dispatchKeyEvent(event);
+    }
+
+    /**
+     * Given the string the user entered in the 'username' field, find
+     * the stored account that they probably intended.  Prefer, in order:
+     *
+     *   - an exact match for what was typed, or
+     *   - a case-insensitive match for what was typed, or
+     *   - if they didn't include a domain, an exact match of the username, or
+     *   - if they didn't include a domain, a case-insensitive
+     *     match of the username.
+     *
+     * If there is a tie for the best match, choose neither --
+     * the user needs to be more specific.
+     *
+     * @return an account name from the database, or null if we can't
+     * find a single best match.
+     */
+    private Account findIntendedAccount(String username) {
+        Account[] accounts = AccountManager.get(mContext).getAccountsByType("com.google");
+
+        // Try to figure out which account they meant if they
+        // typed only the username (and not the domain), or got
+        // the case wrong.
+
+        Account bestAccount = null;
+        int bestScore = 0;
+        for (Account a: accounts) {
+            int score = 0;
+            if (username.equals(a.name)) {
+                score = 4;
+            } else if (username.equalsIgnoreCase(a.name)) {
+                score = 3;
+            } else if (username.indexOf('@') < 0) {
+                int i = a.name.indexOf('@');
+                if (i >= 0) {
+                    String aUsername = a.name.substring(0, i);
+                    if (username.equals(aUsername)) {
+                        score = 2;
+                    } else if (username.equalsIgnoreCase(aUsername)) {
+                        score = 1;
+                    }
+                }
+            }
+            if (score > bestScore) {
+                bestAccount = a;
+                bestScore = score;
+            } else if (score == bestScore) {
+                bestAccount = null;
+            }
+        }
+        return bestAccount;
+    }
+
+    private void asyncCheckPassword() {
+        mCallback.pokeWakelock(AWAKE_POKE_MILLIS);
+        final String login = mLogin.getText().toString();
+        final String password = mPassword.getText().toString();
+        Account account = findIntendedAccount(login);
+        if (account == null) {
+            postOnCheckPasswordResult(false);
+            return;
+        }
+        getProgressDialog().show();
+        Bundle options = new Bundle();
+        options.putString(AccountManager.KEY_PASSWORD, password);
+        AccountManager.get(mContext).confirmCredentials(account, options, null /* activity */,
+                new AccountManagerCallback<Bundle>() {
+            public void run(AccountManagerFuture<Bundle> future) {
+                try {
+                    mCallback.pokeWakelock(AWAKE_POKE_MILLIS);
+                    final Bundle result = future.getResult();
+                    final boolean verified = result.getBoolean(AccountManager.KEY_BOOLEAN_RESULT);
+                    postOnCheckPasswordResult(verified);
+                } catch (OperationCanceledException e) {
+                    postOnCheckPasswordResult(false);
+                } catch (IOException e) {
+                    postOnCheckPasswordResult(false);
+                } catch (AuthenticatorException e) {
+                    postOnCheckPasswordResult(false);
+                } finally {
+                    mLogin.post(new Runnable() {
+                        public void run() {
+                            getProgressDialog().hide();
+                        }
+                    });
+                }
+            }
+        }, null /* handler */);
+    }
+
+    private Dialog getProgressDialog() {
+        if (mCheckingDialog == null) {
+            mCheckingDialog = new ProgressDialog(mContext);
+            mCheckingDialog.setMessage(
+                    mContext.getString(R.string.lockscreen_glogin_checking_password));
+            mCheckingDialog.setIndeterminate(true);
+            mCheckingDialog.setCancelable(false);
+            mCheckingDialog.getWindow().setType(
+                    WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
+            if (!mContext.getResources().getBoolean(
+                    com.android.internal.R.bool.config_sf_slowBlur)) {
+                mCheckingDialog.getWindow().setFlags(
+                        WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                        WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+            }
+        }
+        return mCheckingDialog;
+    }
+
+    public void onPhoneStateChanged(String newState) {
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCall);
+    }
+
+    public void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn, int batteryLevel) {
+
+    }
+
+    public void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription) {
+
+    }
+
+    public void onRingerModeChanged(int state) {
+
+    }
+
+    public void onTimeChanged() {
+
+    }
+}

base/policy/src/com/android/internal/policy/impl/GlobalActions.java

@@ -0,0 +1,605 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.StatusBarManager;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.media.AudioManager;
+import android.os.Handler;
+import android.os.Message;
+import android.os.SystemProperties;
+import android.provider.Settings;
+import android.telephony.PhoneStateListener;
+import android.telephony.ServiceState;
+import android.telephony.TelephonyManager;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.WindowManager;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+import com.android.internal.R;
+import com.android.internal.app.ShutdownThread;
+import com.android.internal.telephony.TelephonyIntents;
+import com.android.internal.telephony.TelephonyProperties;
+import com.google.android.collect.Lists;
+
+import java.util.ArrayList;
+
+/**
+ * Helper to show the global actions dialog.  Each item is an {@link Action} that
+ * may show depending on whether the keyguard is showing, and whether the device
+ * is provisioned.
+ */
+class GlobalActions implements DialogInterface.OnDismissListener, DialogInterface.OnClickListener  {
+
+    private static final String TAG = "GlobalActions";
+
+    private StatusBarManager mStatusBar;
+
+    private final Context mContext;
+    private final AudioManager mAudioManager;
+
+    private ArrayList<Action> mItems;
+    private AlertDialog mDialog;
+
+    private ToggleAction mSilentModeToggle;
+    private ToggleAction mAirplaneModeOn;
+
+    private MyAdapter mAdapter;
+
+    private boolean mKeyguardShowing = false;
+    private boolean mDeviceProvisioned = false;
+    private ToggleAction.State mAirplaneState = ToggleAction.State.Off;
+    private boolean mIsWaitingForEcmExit = false;
+
+    /**
+     * @param context everything needs a context :(
+     */
+    public GlobalActions(Context context) {
+        mContext = context;
+        mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);
+
+        // receive broadcasts
+        IntentFilter filter = new IntentFilter();
+        filter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
+        filter.addAction(Intent.ACTION_SCREEN_OFF);
+        filter.addAction(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED);
+        context.registerReceiver(mBroadcastReceiver, filter);
+
+        // get notified of phone state changes
+        TelephonyManager telephonyManager =
+                (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+        telephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_SERVICE_STATE);
+    }
+
+    /**
+     * Show the global actions dialog (creating if necessary)
+     * @param keyguardShowing True if keyguard is showing
+     */
+    public void showDialog(boolean keyguardShowing, boolean isDeviceProvisioned) {
+        mKeyguardShowing = keyguardShowing;
+        mDeviceProvisioned = isDeviceProvisioned;
+        if (mDialog == null) {
+            mStatusBar = (StatusBarManager)mContext.getSystemService(Context.STATUS_BAR_SERVICE);
+            mDialog = createDialog();
+        }
+        prepareDialog();
+
+        mStatusBar.disable(StatusBarManager.DISABLE_EXPAND);
+        mDialog.show();
+    }
+
+    /**
+     * Create the global actions dialog.
+     * @return A new dialog.
+     */
+    private AlertDialog createDialog() {
+        mSilentModeToggle = new ToggleAction(
+                R.drawable.ic_lock_silent_mode,
+                R.drawable.ic_lock_silent_mode_off,
+                R.string.global_action_toggle_silent_mode,
+                R.string.global_action_silent_mode_on_status,
+                R.string.global_action_silent_mode_off_status) {
+
+            void willCreate() {
+                // XXX: FIXME: switch to ic_lock_vibrate_mode when available
+                mEnabledIconResId = (Settings.System.getInt(mContext.getContentResolver(),
+                        Settings.System.VIBRATE_IN_SILENT, 1) == 1)
+                    ? R.drawable.ic_lock_silent_mode_vibrate
+                    : R.drawable.ic_lock_silent_mode;
+            }
+
+            void onToggle(boolean on) {
+                if (on) {
+                    mAudioManager.setRingerMode((Settings.System.getInt(mContext.getContentResolver(),
+                        Settings.System.VIBRATE_IN_SILENT, 1) == 1)
+                        ? AudioManager.RINGER_MODE_VIBRATE
+                        : AudioManager.RINGER_MODE_SILENT);
+                } else {
+                    mAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
+                }
+            }
+
+            public boolean showDuringKeyguard() {
+                return true;
+            }
+
+            public boolean showBeforeProvisioning() {
+                return false;
+            }
+        };
+
+        mAirplaneModeOn = new ToggleAction(
+                R.drawable.ic_lock_airplane_mode,
+                R.drawable.ic_lock_airplane_mode_off,
+                R.string.global_actions_toggle_airplane_mode,
+                R.string.global_actions_airplane_mode_on_status,
+                R.string.global_actions_airplane_mode_off_status) {
+
+            void onToggle(boolean on) {
+                if (Boolean.parseBoolean(
+                        SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE))) {
+                    mIsWaitingForEcmExit = true;
+                    // Launch ECM exit dialog
+                    Intent ecmDialogIntent =
+                            new Intent(TelephonyIntents.ACTION_SHOW_NOTICE_ECM_BLOCK_OTHERS, null);
+                    ecmDialogIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                    mContext.startActivity(ecmDialogIntent);
+                } else {
+                    changeAirplaneModeSystemSetting(on);
+                }
+            }
+
+            @Override
+            protected void changeStateFromPress(boolean buttonOn) {
+                // In ECM mode airplane state cannot be changed
+                if (!(Boolean.parseBoolean(
+                        SystemProperties.get(TelephonyProperties.PROPERTY_INECM_MODE)))) {
+                    mState = buttonOn ? State.TurningOn : State.TurningOff;
+                    mAirplaneState = mState;
+                }
+            }
+
+            public boolean showDuringKeyguard() {
+                return true;
+            }
+
+            public boolean showBeforeProvisioning() {
+                return false;
+            }
+        };
+
+        mItems = Lists.newArrayList(
+                // silent mode
+                mSilentModeToggle,
+                // next: airplane mode
+                mAirplaneModeOn,
+                // last: power off
+                new SinglePressAction(
+                        com.android.internal.R.drawable.ic_lock_power_off,
+                        R.string.global_action_power_off) {
+
+                    public void onPress() {
+                        // shutdown by making sure radio and power are handled accordingly.
+                        ShutdownThread.shutdown(mContext, true);
+                    }
+
+                    public boolean showDuringKeyguard() {
+                        return true;
+                    }
+
+                    public boolean showBeforeProvisioning() {
+                        return true;
+                    }
+                });
+
+        boolean warmBootCapable = SystemProperties.getBoolean("ro.warmboot.capability", false);
+        Log.d(TAG, "Device WarmBoot Capability = " + warmBootCapable );
+
+        if ( warmBootCapable ) {
+            SinglePressAction suspendAction;
+            suspendAction = new SinglePressAction(
+                com.android.internal.R.drawable.ic_lock_power_off,
+                        R.string.global_action_suspend) {
+
+                public void onPress() {
+                    // Starts the SuspendActivity which enables Device to enter deep sleep "suspend2ram" state
+                    Intent intent = new Intent(Intent.ACTION_REQUEST_SUSPEND);
+                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                    mContext.startActivity(intent);
+                }
+
+                public boolean showDuringKeyguard() {
+                    return true;
+                }
+
+                public boolean showBeforeProvisioning() {
+                    return true;
+                }
+            };
+            mItems.add( suspendAction );
+        }
+
+        mAdapter = new MyAdapter();
+
+        final AlertDialog.Builder ab = new AlertDialog.Builder(mContext);
+
+        ab.setAdapter(mAdapter, this)
+                .setInverseBackgroundForced(true);
+
+        final AlertDialog dialog = ab.create();
+        dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG);
+        if (!mContext.getResources().getBoolean(
+                com.android.internal.R.bool.config_sf_slowBlur)) {
+            dialog.getWindow().setFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+        }
+
+        dialog.setOnDismissListener(this);
+
+        return dialog;
+    }
+
+    private void prepareDialog() {
+        final boolean silentModeOn =
+                mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_NORMAL;
+        mSilentModeToggle.updateState(
+                silentModeOn ? ToggleAction.State.On : ToggleAction.State.Off);
+        mAirplaneModeOn.updateState(mAirplaneState);
+        mAdapter.notifyDataSetChanged();
+        if (mKeyguardShowing) {
+            mDialog.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
+        } else {
+            mDialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG);
+        }
+        mDialog.setTitle(R.string.global_actions);
+    }
+
+
+    /** {@inheritDoc} */
+    public void onDismiss(DialogInterface dialog) {
+        mStatusBar.disable(StatusBarManager.DISABLE_NONE);
+    }
+
+    /** {@inheritDoc} */
+    public void onClick(DialogInterface dialog, int which) {
+        dialog.dismiss();
+        mAdapter.getItem(which).onPress();
+    }
+
+
+    /**
+     * The adapter used for the list within the global actions dialog, taking
+     * into account whether the keyguard is showing via
+     * {@link GlobalActions#mKeyguardShowing} and whether the device is provisioned
+     * via {@link GlobalActions#mDeviceProvisioned}.
+     */
+    private class MyAdapter extends BaseAdapter {
+
+        public int getCount() {
+            int count = 0;
+
+            for (int i = 0; i < mItems.size(); i++) {
+                final Action action = mItems.get(i);
+
+                if (mKeyguardShowing && !action.showDuringKeyguard()) {
+                    continue;
+                }
+                if (!mDeviceProvisioned && !action.showBeforeProvisioning()) {
+                    continue;
+                }
+                count++;
+            }
+            return count;
+        }
+
+        @Override
+        public boolean isEnabled(int position) {
+            return getItem(position).isEnabled();
+        }
+
+        @Override
+        public boolean areAllItemsEnabled() {
+            return false;
+        }
+
+        public Action getItem(int position) {
+
+            int filteredPos = 0;
+            for (int i = 0; i < mItems.size(); i++) {
+                final Action action = mItems.get(i);
+                if (mKeyguardShowing && !action.showDuringKeyguard()) {
+                    continue;
+                }
+                if (!mDeviceProvisioned && !action.showBeforeProvisioning()) {
+                    continue;
+                }
+                if (filteredPos == position) {
+                    return action;
+                }
+                filteredPos++;
+            }
+
+            throw new IllegalArgumentException("position " + position + " out of "
+                    + "range of showable actions, filtered count = "
+                    + "= " + getCount() + ", keyguardshowing=" + mKeyguardShowing
+                    + ", provisioned=" + mDeviceProvisioned);
+        }
+
+
+        public long getItemId(int position) {
+            return position;
+        }
+
+        public View getView(int position, View convertView, ViewGroup parent) {
+            Action action = getItem(position);
+            return action.create(mContext, convertView, parent, LayoutInflater.from(mContext));
+        }
+    }
+
+    // note: the scheme below made more sense when we were planning on having
+    // 8 different things in the global actions dialog.  seems overkill with
+    // only 3 items now, but may as well keep this flexible approach so it will
+    // be easy should someone decide at the last minute to include something
+    // else, such as 'enable wifi', or 'enable bluetooth'
+
+    /**
+     * What each item in the global actions dialog must be able to support.
+     */
+    private interface Action {
+        View create(Context context, View convertView, ViewGroup parent, LayoutInflater inflater);
+
+        void onPress();
+
+        /**
+         * @return whether this action should appear in the dialog when the keygaurd
+         *    is showing.
+         */
+        boolean showDuringKeyguard();
+
+        /**
+         * @return whether this action should appear in the dialog before the
+         *   device is provisioned.
+         */
+        boolean showBeforeProvisioning();
+
+        boolean isEnabled();
+    }
+
+    /**
+     * A single press action maintains no state, just responds to a press
+     * and takes an action.
+     */
+    private static abstract class SinglePressAction implements Action {
+        private final int mIconResId;
+        private final int mMessageResId;
+
+        protected SinglePressAction(int iconResId, int messageResId) {
+            mIconResId = iconResId;
+            mMessageResId = messageResId;
+        }
+
+        public boolean isEnabled() {
+            return true;
+        }
+
+        abstract public void onPress();
+
+        public View create(
+                Context context, View convertView, ViewGroup parent, LayoutInflater inflater) {
+            View v = (convertView != null) ?
+                    convertView :
+                    inflater.inflate(R.layout.global_actions_item, parent, false);
+
+            ImageView icon = (ImageView) v.findViewById(R.id.icon);
+            TextView messageView = (TextView) v.findViewById(R.id.message);
+
+            v.findViewById(R.id.status).setVisibility(View.GONE);
+
+            icon.setImageDrawable(context.getResources().getDrawable(mIconResId));
+            messageView.setText(mMessageResId);
+
+            return v;
+        }
+    }
+
+    /**
+     * A toggle action knows whether it is on or off, and displays an icon
+     * and status message accordingly.
+     */
+    private static abstract class ToggleAction implements Action {
+
+        enum State {
+            Off(false),
+            TurningOn(true),
+            TurningOff(true),
+            On(false);
+
+            private final boolean inTransition;
+
+            State(boolean intermediate) {
+                inTransition = intermediate;
+            }
+
+            public boolean inTransition() {
+                return inTransition;
+            }
+        }
+
+        protected State mState = State.Off;
+
+        // prefs
+        protected int mEnabledIconResId;
+        protected int mDisabledIconResid;
+        protected int mMessageResId;
+        protected int mEnabledStatusMessageResId;
+        protected int mDisabledStatusMessageResId;
+
+        /**
+         * @param enabledIconResId The icon for when this action is on.
+         * @param disabledIconResid The icon for when this action is off.
+         * @param essage The general information message, e.g 'Silent Mode'
+         * @param enabledStatusMessageResId The on status message, e.g 'sound disabled'
+         * @param disabledStatusMessageResId The off status message, e.g. 'sound enabled'
+         */
+        public ToggleAction(int enabledIconResId,
+                int disabledIconResid,
+                int essage,
+                int enabledStatusMessageResId,
+                int disabledStatusMessageResId) {
+            mEnabledIconResId = enabledIconResId;
+            mDisabledIconResid = disabledIconResid;
+            mMessageResId = essage;
+            mEnabledStatusMessageResId = enabledStatusMessageResId;
+            mDisabledStatusMessageResId = disabledStatusMessageResId;
+        }
+
+        /**
+         * Override to make changes to resource IDs just before creating the
+         * View.
+         */
+        void willCreate() {
+
+        }
+
+        public View create(Context context, View convertView, ViewGroup parent,
+                LayoutInflater inflater) {
+            willCreate();
+
+            View v = (convertView != null) ?
+                    convertView :
+                    inflater.inflate(R
+                            .layout.global_actions_item, parent, false);
+
+            ImageView icon = (ImageView) v.findViewById(R.id.icon);
+            TextView messageView = (TextView) v.findViewById(R.id.message);
+            TextView statusView = (TextView) v.findViewById(R.id.status);
+
+            messageView.setText(mMessageResId);
+
+            boolean on = ((mState == State.On) || (mState == State.TurningOn));
+            icon.setImageDrawable(context.getResources().getDrawable(
+                    (on ? mEnabledIconResId : mDisabledIconResid)));
+            statusView.setText(on ? mEnabledStatusMessageResId : mDisabledStatusMessageResId);
+            statusView.setVisibility(View.VISIBLE);
+
+            final boolean enabled = isEnabled();
+            messageView.setEnabled(enabled);
+            statusView.setEnabled(enabled);
+            icon.setEnabled(enabled);
+            v.setEnabled(enabled);
+
+            return v;
+        }
+
+        public final void onPress() {
+            if (mState.inTransition()) {
+                Log.w(TAG, "shouldn't be able to toggle when in transition");
+                return;
+            }
+
+            final boolean nowOn = !(mState == State.On);
+            onToggle(nowOn);
+            changeStateFromPress(nowOn);
+        }
+
+        public boolean isEnabled() {
+            return !mState.inTransition();
+        }
+
+        /**
+         * Implementations may override this if their state can be in on of the intermediate
+         * states until some notification is received (e.g airplane mode is 'turning off' until
+         * we know the wireless connections are back online
+         * @param buttonOn Whether the button was turned on or off
+         */
+        protected void changeStateFromPress(boolean buttonOn) {
+            mState = buttonOn ? State.On : State.Off;
+        }
+
+        abstract void onToggle(boolean on);
+
+        public void updateState(State state) {
+            mState = state;
+        }
+    }
+
+    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
+        public void onReceive(Context context, Intent intent) {
+            String action = intent.getAction();
+            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)
+                    || Intent.ACTION_SCREEN_OFF.equals(action)) {
+                String reason = intent.getStringExtra(PhoneWindowManager.SYSTEM_DIALOG_REASON_KEY);
+                if (!PhoneWindowManager.SYSTEM_DIALOG_REASON_GLOBAL_ACTIONS.equals(reason)) {
+                    mHandler.sendEmptyMessage(MESSAGE_DISMISS);
+                }
+            } else if (TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED.equals(action)) {
+                // Airplane mode can be changed after ECM exits if airplane toggle button
+                // is pressed during ECM mode
+                if (!(intent.getBooleanExtra("PHONE_IN_ECM_STATE", false)) &&
+                        mIsWaitingForEcmExit) {
+                    mIsWaitingForEcmExit = false;
+                    changeAirplaneModeSystemSetting(true);
+                }
+            }
+        }
+    };
+
+    PhoneStateListener mPhoneStateListener = new PhoneStateListener() {
+        @Override
+        public void onServiceStateChanged(ServiceState serviceState) {
+            final boolean inAirplaneMode = serviceState.getState() == ServiceState.STATE_POWER_OFF;
+            mAirplaneState = inAirplaneMode ? ToggleAction.State.On : ToggleAction.State.Off;
+            mAirplaneModeOn.updateState(mAirplaneState);
+            mAdapter.notifyDataSetChanged();
+        }
+    };
+
+    private static final int MESSAGE_DISMISS = 0;
+    private Handler mHandler = new Handler() {
+        public void handleMessage(Message msg) {
+            if (msg.what == MESSAGE_DISMISS) {
+                if (mDialog != null) {
+                    mDialog.dismiss();
+                }
+            }
+        }
+    };
+
+    /**
+     * Change the airplane mode system setting
+     */
+    private void changeAirplaneModeSystemSetting(boolean on) {
+        Settings.System.putInt(
+                mContext.getContentResolver(),
+                Settings.System.AIRPLANE_MODE_ON,
+                on ? 1 : 0);
+        Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED);
+        intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING);
+        intent.putExtra("state", on);
+        mContext.sendBroadcast(intent);
+    }
+}

base/policy/src/com/android/internal/policy/impl/IconUtilities.java

@@ -0,0 +1,192 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.PaintDrawable;
+import android.graphics.drawable.StateListDrawable;
+import android.graphics.Bitmap;
+import android.graphics.BlurMaskFilter;
+import android.graphics.Canvas;
+import android.graphics.ColorMatrix;
+import android.graphics.ColorMatrixColorFilter;
+import android.graphics.Paint;
+import android.graphics.PaintFlagsDrawFilter;
+import android.graphics.PixelFormat;
+import android.graphics.PorterDuff;
+import android.graphics.Rect;
+import android.graphics.RectF;
+import android.graphics.TableMaskFilter;
+import android.graphics.Typeface;
+import android.text.Layout.Alignment;
+import android.text.StaticLayout;
+import android.text.TextPaint;
+import android.util.DisplayMetrics;
+import android.util.Log;
+import android.content.res.Resources;
+import android.content.Context;
+
+/**
+ * Various utilities shared amongst the Launcher's classes.
+ */
+final class IconUtilities {
+    private static final String TAG = "IconUtilities";
+
+    private static final int sColors[] = { 0xffff0000, 0xff00ff00, 0xff0000ff };
+
+    private int mIconWidth = -1;
+    private int mIconHeight = -1;
+    private int mIconTextureWidth = -1;
+    private int mIconTextureHeight = -1;
+
+    private final Paint mPaint = new Paint();
+    private final Paint mBlurPaint = new Paint();
+    private final Paint mGlowColorPressedPaint = new Paint();
+    private final Paint mGlowColorFocusedPaint = new Paint();
+    private final Rect mOldBounds = new Rect();
+    private final Canvas mCanvas = new Canvas();
+    private final DisplayMetrics mDisplayMetrics;
+
+    private int mColorIndex = 0;
+
+    public IconUtilities(Context context) {
+        final Resources resources = context.getResources();
+        DisplayMetrics metrics = mDisplayMetrics = resources.getDisplayMetrics();
+        final float density = metrics.density;
+        final float blurPx = 5 * density;
+
+        mIconWidth = mIconHeight = (int) resources.getDimension(android.R.dimen.app_icon_size);
+        mIconTextureWidth = mIconTextureHeight = mIconWidth + (int)(blurPx*2);
+
+        mBlurPaint.setMaskFilter(new BlurMaskFilter(blurPx, BlurMaskFilter.Blur.NORMAL));
+        mGlowColorPressedPaint.setColor(0xffffc300);
+        mGlowColorPressedPaint.setMaskFilter(TableMaskFilter.CreateClipTable(0, 30));
+        mGlowColorFocusedPaint.setColor(0xffff8e00);
+        mGlowColorFocusedPaint.setMaskFilter(TableMaskFilter.CreateClipTable(0, 30));
+
+        ColorMatrix cm = new ColorMatrix();
+        cm.setSaturation(0.2f);
+
+        mCanvas.setDrawFilter(new PaintFlagsDrawFilter(Paint.DITHER_FLAG,
+                Paint.FILTER_BITMAP_FLAG));
+    }
+
+    public Drawable createIconDrawable(Drawable src) {
+        Bitmap scaled = createIconBitmap(src);
+
+        StateListDrawable result = new StateListDrawable();
+
+        result.addState(new int[] { android.R.attr.state_focused },
+                new BitmapDrawable(createSelectedBitmap(scaled, false)));
+        result.addState(new int[] { android.R.attr.state_pressed },
+                new BitmapDrawable(createSelectedBitmap(scaled, true)));
+        result.addState(new int[0], new BitmapDrawable(scaled));
+
+        result.setBounds(0, 0, mIconTextureWidth, mIconTextureHeight);
+        return result;
+    }
+
+    /**
+     * Returns a bitmap suitable for the all apps view.  The bitmap will be a power
+     * of two sized ARGB_8888 bitmap that can be used as a gl texture.
+     */
+    private Bitmap createIconBitmap(Drawable icon) {
+        int width = mIconWidth;
+        int height = mIconHeight;
+
+        if (icon instanceof PaintDrawable) {
+            PaintDrawable painter = (PaintDrawable) icon;
+            painter.setIntrinsicWidth(width);
+            painter.setIntrinsicHeight(height);
+        } else if (icon instanceof BitmapDrawable) {
+            // Ensure the bitmap has a density.
+            BitmapDrawable bitmapDrawable = (BitmapDrawable) icon;
+            Bitmap bitmap = bitmapDrawable.getBitmap();
+            if (bitmap.getDensity() == Bitmap.DENSITY_NONE) {
+                bitmapDrawable.setTargetDensity(mDisplayMetrics);
+            }
+        }
+        int sourceWidth = icon.getIntrinsicWidth();
+        int sourceHeight = icon.getIntrinsicHeight();
+
+        if (sourceWidth > 0 && sourceWidth > 0) {
+            // There are intrinsic sizes.
+            if (width < sourceWidth || height < sourceHeight) {
+                // It's too big, scale it down.
+                final float ratio = (float) sourceWidth / sourceHeight;
+                if (sourceWidth > sourceHeight) {
+                    height = (int) (width / ratio);
+                } else if (sourceHeight > sourceWidth) {
+                    width = (int) (height * ratio);
+                }
+            } else if (sourceWidth < width && sourceHeight < height) {
+                // It's small, use the size they gave us.
+                width = sourceWidth;
+                height = sourceHeight;
+            }
+        }
+
+        // no intrinsic size --> use default size
+        int textureWidth = mIconTextureWidth;
+        int textureHeight = mIconTextureHeight;
+
+        final Bitmap bitmap = Bitmap.createBitmap(textureWidth, textureHeight,
+                Bitmap.Config.ARGB_8888);
+        final Canvas canvas = mCanvas;
+        canvas.setBitmap(bitmap);
+
+        final int left = (textureWidth-width) / 2;
+        final int top = (textureHeight-height) / 2;
+
+        if (false) {
+            // draw a big box for the icon for debugging
+            canvas.drawColor(sColors[mColorIndex]);
+            if (++mColorIndex >= sColors.length) mColorIndex = 0;
+            Paint debugPaint = new Paint();
+            debugPaint.setColor(0xffcccc00);
+            canvas.drawRect(left, top, left+width, top+height, debugPaint);
+        }
+
+        mOldBounds.set(icon.getBounds());
+        icon.setBounds(left, top, left+width, top+height);
+        icon.draw(canvas);
+        icon.setBounds(mOldBounds);
+
+        return bitmap;
+    }
+
+    private Bitmap createSelectedBitmap(Bitmap src, boolean pressed) {
+        final Bitmap result = Bitmap.createBitmap(mIconTextureWidth, mIconTextureHeight,
+                Bitmap.Config.ARGB_8888);
+        final Canvas dest = new Canvas(result);
+
+        dest.drawColor(0, PorterDuff.Mode.CLEAR);
+
+        int[] xy = new int[2];
+        Bitmap mask = src.extractAlpha(mBlurPaint, xy);
+
+        dest.drawBitmap(mask, xy[0], xy[1],
+                pressed ? mGlowColorPressedPaint : mGlowColorFocusedPaint);
+
+        mask.recycle();
+
+        dest.drawBitmap(src, 0, 0, mPaint);
+
+        return result;
+    }
+}

base/policy/src/com/android/internal/policy/impl/KeyguardScreen.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+/**
+ * Common interface of each {@link android.view.View} that is a screen of
+ * {@link LockPatternKeyguardView}.
+ */
+public interface KeyguardScreen {
+
+    /**
+     * Return true if your view needs input, so should allow the soft
+     * keyboard to be displayed.
+     */
+    boolean needsInput();
+    
+    /**
+     * This screen is no longer in front of the user.
+     */
+    void onPause();
+
+    /**
+     * This screen is going to be in front of the user.
+     */
+    void onResume();
+
+    /**
+     * This view is going away; a hook to do cleanup.
+     */
+    void cleanUp();
+}

base/policy/src/com/android/internal/policy/impl/KeyguardScreenCallback.java

@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.res.Configuration;
+
+/**
+ * Within a keyguard, there may be several screens that need a callback
+ * to the host keyguard view.
+ */
+public interface KeyguardScreenCallback extends KeyguardViewCallback {
+
+    /**
+     * Transition to the lock screen.
+     */
+    void goToLockScreen();
+
+    /**
+     * Transition to the unlock screen.
+     */
+    void goToUnlockScreen();
+
+    /**
+     * User dismissed the PIN dialog by clicking cancel.Update
+     * the subscription for which the dialog was dismissed.The
+     * dialog will not be prompted again for that subscription.
+     */
+    void updatePinUnlockCancel(int subscription);
+
+    /**
+     * The user reported that they forgot their pattern (or not, when they want to back out of the
+     * forgot pattern screen).
+     *
+     * @param isForgotten True if the user hit the forgot pattern, false if they want to back out
+     *        of the account screen.
+     */
+    void forgotPattern(boolean isForgotten);
+
+    /**
+     * @return Whether the keyguard requires some sort of PIN.
+     */
+    boolean isSecure();
+
+    /**
+     * @return Whether we are in a mode where we only want to verify the
+     *   user can get past the keyguard.
+     */
+    boolean isVerifyUnlockOnly();
+
+    /**
+     * Stay on me, but recreate me (so I can use a different layout).
+     */
+    void recreateMe(Configuration config);
+
+    /**
+     * Take action to send an emergency call.
+     */
+    void takeEmergencyCallAction();
+
+    /**
+     * Report that the user had a failed attempt to unlock with password or pattern.
+     */
+    void reportFailedUnlockAttempt();
+
+    /**
+     * Report that the user successfully entered their password or pattern.
+     */
+    void reportSuccessfulUnlockAttempt();
+
+    /**
+     * Report whether we there's another way to unlock the device.
+     * @return true
+     */
+    boolean doesFallbackUnlockScreenExist();
+}

base/policy/src/com/android/internal/policy/impl/KeyguardUpdateMonitor.java

@@ -0,0 +1,611 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.res.Configuration;
+import android.database.ContentObserver;
+import static android.os.BatteryManager.BATTERY_STATUS_CHARGING;
+import static android.os.BatteryManager.BATTERY_STATUS_FULL;
+import static android.os.BatteryManager.BATTERY_STATUS_UNKNOWN;
+import android.media.AudioManager;
+import android.os.BatteryManager;
+import android.os.Handler;
+import android.os.Message;
+import android.os.SystemClock;
+import android.provider.Settings;
+import android.provider.Telephony;
+import static android.provider.Telephony.Intents.EXTRA_PLMN;
+import static android.provider.Telephony.Intents.EXTRA_SHOW_PLMN;
+import static android.provider.Telephony.Intents.EXTRA_SHOW_SPN;
+import static android.provider.Telephony.Intents.EXTRA_SPN;
+import static android.provider.Telephony.Intents.EXTRA_SUBSCRIPTION;
+import static android.provider.Telephony.Intents.SPN_STRINGS_UPDATED_ACTION;
+
+import com.android.internal.telephony.IccCard;
+import static  com.android.internal.telephony.IccCard.INTENT_KEY_SUBSCRIPTION;
+import com.android.internal.telephony.TelephonyIntents;
+
+import android.telephony.TelephonyManager;
+import android.util.Log;
+import com.android.internal.R;
+import com.google.android.collect.Lists;
+
+import java.util.ArrayList;
+
+/**
+ * Watches for updates that may be interesting to the keyguard, and provides
+ * the up to date information as well as a registration for callbacks that care
+ * to be updated.
+ *
+ * Note: under time crunch, this has been extended to include some stuff that
+ * doesn't really belong here.  see {@link #handleBatteryUpdate} where it shutdowns
+ * the device, and {@link #getFailedAttempts()}, {@link #reportFailedAttempt()}
+ * and {@link #clearFailedAttempts()}.  Maybe we should rename this 'KeyguardContext'...
+ */
+public class KeyguardUpdateMonitor {
+
+    static private final String TAG = "KeyguardUpdateMonitor";
+    static private final boolean DEBUG = false;
+
+    private static final int LOW_BATTERY_THRESHOLD = 20;
+
+    private final Context mContext;
+
+    private IccCard.State[] mSimState;
+
+    private boolean mKeyguardBypassEnabled;
+
+    private boolean mDeviceProvisioned;
+
+    private int mBatteryLevel;
+
+    private CharSequence[] mTelephonyPlmn;
+    private CharSequence[] mTelephonySpn;
+    private int mBatteryStatus;
+
+    private int mFailedAttempts = 0;
+
+    private Handler mHandler;
+
+    private ArrayList<InfoCallback> mInfoCallbacks = Lists.newArrayList();
+    private ArrayList<SimStateCallback> mSimStateCallbacks = Lists.newArrayList();
+    private ContentObserver mContentObserver;
+
+    // messages for the handler
+    private static final int MSG_TIME_UPDATE = 301;
+    private static final int MSG_BATTERY_UPDATE = 302;
+    private static final int MSG_CARRIER_INFO_UPDATE = 303;
+    private static final int MSG_SIM_STATE_CHANGE = 304;
+    private static final int MSG_RINGER_MODE_CHANGED = 305;
+    private static final int MSG_PHONE_STATE_CHANGED = 306;
+
+
+    /**
+     * When we receive a
+     * {@link com.android.internal.telephony.TelephonyIntents#ACTION_SIM_STATE_CHANGED} broadcast,
+     * and then pass a result via our handler to {@link KeyguardUpdateMonitor#handleSimStateChange},
+     * we need a single object to pass to the handler.  This class helps decode
+     * the intent and provide a {@link SimCard.State} result.
+     */
+    private static class SimArgs {
+
+        public final IccCard.State simState;
+        public final int subscription;
+
+        private SimArgs(Intent intent) {
+            if (!TelephonyIntents.ACTION_SIM_STATE_CHANGED.equals(intent.getAction())) {
+                throw new IllegalArgumentException("only handles intent ACTION_SIM_STATE_CHANGED");
+            }
+            this.subscription = intent.getIntExtra(IccCard.INTENT_KEY_SUBSCRIPTION, 0);
+            Log.d(TAG,"ACTION_SIM_STATE_CHANGED intent received on sub = " + this.subscription);
+            String stateExtra = intent.getStringExtra(IccCard.INTENT_KEY_ICC_STATE);
+            if (IccCard.INTENT_VALUE_ICC_ABSENT.equals(stateExtra)) {
+                this.simState = IccCard.State.ABSENT;
+            } else if (IccCard.INTENT_VALUE_ICC_READY.equals(stateExtra)) {
+                this.simState = IccCard.State.READY;
+            } else if (IccCard.INTENT_VALUE_ICC_LOCKED.equals(stateExtra)) {
+                final String lockedReason = intent
+                        .getStringExtra(IccCard.INTENT_KEY_LOCKED_REASON);
+                if (IccCard.INTENT_VALUE_LOCKED_ON_PIN.equals(lockedReason)) {
+                    this.simState = IccCard.State.PIN_REQUIRED;
+                } else if (IccCard.INTENT_VALUE_LOCKED_ON_PUK.equals(lockedReason)) {
+                    this.simState = IccCard.State.PUK_REQUIRED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_NETWORK.equals(lockedReason)) {
+                    this.simState = IccCard.State.NETWORK_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_NETWORK_SUBSET.equals(lockedReason)) {
+                    this.simState = IccCard.State.SIM_NETWORK_SUBSET_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_CORPORATE.equals(lockedReason)) {
+                    this.simState = IccCard.State.SIM_CORPORATE_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_SERVICE_PROVIDER.equals(lockedReason)) {
+                    this.simState = IccCard.State.SIM_SERVICE_PROVIDER_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_SIM.equals(lockedReason)) {
+                    this.simState = IccCard.State.SIM_SIM_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_NETWORK1.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_NETWORK1_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_NETWORK2.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_NETWORK2_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_HRPD.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_HRPD_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_CORPORATE.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_CORPORATE_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_SERVICE_PROVIDER.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_SERVICE_PROVIDER_LOCKED;
+                } else if(IccCard.INTENT_VALUE_LOCKED_RUIM_RUIM.equals(lockedReason)) {
+                    this.simState = IccCard.State.RUIM_RUIM_LOCKED;
+                } else {
+                    this.simState = IccCard.State.UNKNOWN;
+                }
+            } else if (IccCard.INTENT_VALUE_ICC_CARD_IO_ERROR.equals(stateExtra)) {
+                this.simState = IccCard.State.CARD_IO_ERROR;
+            } else {
+                this.simState = IccCard.State.UNKNOWN;
+            }
+        }
+
+        public String toString() {
+            return simState.toString();
+        }
+    }
+
+    public KeyguardUpdateMonitor(Context context) {
+        mContext = context;
+
+        mHandler = new Handler() {
+            @Override
+            public void handleMessage(Message msg) {
+                switch (msg.what) {
+                    case MSG_TIME_UPDATE:
+                        handleTimeUpdate();
+                        break;
+                    case MSG_BATTERY_UPDATE:
+                        handleBatteryUpdate(msg.arg1,  msg.arg2);
+                        break;
+                    case MSG_CARRIER_INFO_UPDATE:
+                        handleCarrierInfoUpdate(msg.arg1);
+                        break;
+                    case MSG_SIM_STATE_CHANGE:
+                        handleSimStateChange((SimArgs)msg.obj);
+                        break;
+                    case MSG_RINGER_MODE_CHANGED:
+                        handleRingerModeChange(msg.arg1);
+                        break;
+                    case MSG_PHONE_STATE_CHANGED:
+                        handlePhoneStateChanged((String)msg.obj);
+                        break;
+                }
+            }
+        };
+
+        mKeyguardBypassEnabled = context.getResources().getBoolean(
+                com.android.internal.R.bool.config_bypass_keyguard_if_slider_open);
+
+        mDeviceProvisioned = Settings.Secure.getInt(
+                mContext.getContentResolver(), Settings.Secure.DEVICE_PROVISIONED, 0) != 0;
+
+        // Since device can't be un-provisioned, we only need to register a content observer
+        // to update mDeviceProvisioned when we are...
+        if (!mDeviceProvisioned) {
+            mContentObserver = new ContentObserver(mHandler) {
+                @Override
+                public void onChange(boolean selfChange) {
+                    super.onChange(selfChange);
+                    mDeviceProvisioned = Settings.Secure.getInt(mContext.getContentResolver(),
+                        Settings.Secure.DEVICE_PROVISIONED, 0) != 0;
+                    if (mDeviceProvisioned && mContentObserver != null) {
+                        // We don't need the observer anymore...
+                        mContext.getContentResolver().unregisterContentObserver(mContentObserver);
+                        mContentObserver = null;
+                    }
+                    if (DEBUG) Log.d(TAG, "DEVICE_PROVISIONED state = " + mDeviceProvisioned);
+                }
+            };
+
+            mContext.getContentResolver().registerContentObserver(
+                    Settings.Secure.getUriFor(Settings.Secure.DEVICE_PROVISIONED),
+                    false, mContentObserver);
+
+            // prevent a race condition between where we check the flag and where we register the
+            // observer by grabbing the value once again...
+            mDeviceProvisioned = Settings.Secure.getInt(mContext.getContentResolver(),
+                Settings.Secure.DEVICE_PROVISIONED, 0) != 0;
+        }
+
+        // take a guess to start
+        mBatteryStatus = BATTERY_STATUS_FULL;
+        mBatteryLevel = 100;
+
+        // TelephonyManager.getPhoneCount() returns '1' for single SIM mode
+        // and '2' for dual SIM mode.
+        int numPhones = TelephonyManager.getPhoneCount();
+        // Initialize PLMN, SPN strings and SIM states for the subscriptions.
+        mTelephonyPlmn = new CharSequence[numPhones];
+        mTelephonySpn = new CharSequence[numPhones];
+        mSimState = new IccCard.State[numPhones];
+        for (int i = 0; i < numPhones; i++) {
+            mTelephonyPlmn[i] = getDefaultPlmn();
+            mTelephonySpn[i] = null;
+            mSimState[i] = IccCard.State.READY;
+        }
+
+        // setup receiver
+        final IntentFilter filter = new IntentFilter();
+        filter.addAction(Intent.ACTION_TIME_TICK);
+        filter.addAction(Intent.ACTION_TIME_CHANGED);
+        filter.addAction(Intent.ACTION_BATTERY_CHANGED);
+        filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);
+        filter.addAction(TelephonyIntents.ACTION_SIM_STATE_CHANGED);
+        filter.addAction(TelephonyManager.ACTION_PHONE_STATE_CHANGED);
+        filter.addAction(SPN_STRINGS_UPDATED_ACTION);
+        filter.addAction(AudioManager.RINGER_MODE_CHANGED_ACTION);
+        context.registerReceiver(new BroadcastReceiver() {
+
+            public void onReceive(Context context, Intent intent) {
+                final String action = intent.getAction();
+                if (DEBUG) Log.d(TAG, "received broadcast " + action);
+
+                if (Intent.ACTION_TIME_TICK.equals(action)
+                        || Intent.ACTION_TIME_CHANGED.equals(action)
+                        || Intent.ACTION_TIMEZONE_CHANGED.equals(action)) {
+                    mHandler.sendMessage(mHandler.obtainMessage(MSG_TIME_UPDATE));
+                } else if (SPN_STRINGS_UPDATED_ACTION.equals(action)) {
+                    // Get the subscription from the intent.
+                    final int subscription = intent.getIntExtra(EXTRA_SUBSCRIPTION, 0);
+                    Log.d(TAG, "Received SPN update on sub :" + subscription);
+                    // Update PLMN and SPN for corresponding subscriptions.
+                    mTelephonyPlmn[subscription] = getTelephonyPlmnFrom(intent);
+                    mTelephonySpn[subscription] = getTelephonySpnFrom(intent);
+                    final Message msg = mHandler.obtainMessage(
+                            MSG_CARRIER_INFO_UPDATE);
+                    msg.arg1 = subscription;
+                    mHandler.sendMessage(msg);
+                } else if (Intent.ACTION_BATTERY_CHANGED.equals(action)) {
+                    final int pluggedInStatus = intent
+                            .getIntExtra("status", BATTERY_STATUS_UNKNOWN);
+                    int batteryLevel = intent.getIntExtra("level", 0);
+                    final Message msg = mHandler.obtainMessage(
+                            MSG_BATTERY_UPDATE,
+                            pluggedInStatus,
+                            batteryLevel);
+                    mHandler.sendMessage(msg);
+                } else if (TelephonyIntents.ACTION_SIM_STATE_CHANGED.equals(action)) {
+                    mHandler.sendMessage(mHandler.obtainMessage(
+                            MSG_SIM_STATE_CHANGE,
+                            new SimArgs(intent)));
+                } else if (AudioManager.RINGER_MODE_CHANGED_ACTION.equals(action)) {
+                    mHandler.sendMessage(mHandler.obtainMessage(MSG_RINGER_MODE_CHANGED,
+                            intent.getIntExtra(AudioManager.EXTRA_RINGER_MODE, -1), 0));
+                } else if (TelephonyManager.ACTION_PHONE_STATE_CHANGED.equals(action)) {
+                    String state = intent.getStringExtra(TelephonyManager.EXTRA_STATE);
+                    mHandler.sendMessage(mHandler.obtainMessage(MSG_PHONE_STATE_CHANGED, state));
+                }
+            }
+        }, filter);
+    }
+
+    protected void handlePhoneStateChanged(String newState) {
+        if (DEBUG) Log.d(TAG, "handlePhoneStateChanged(" + newState + ")");
+        for (int i = 0; i < mInfoCallbacks.size(); i++) {
+            mInfoCallbacks.get(i).onPhoneStateChanged(newState);
+        }
+    }
+
+    protected void handleRingerModeChange(int mode) {
+        if (DEBUG) Log.d(TAG, "handleRingerModeChange(" + mode + ")");
+        for (int i = 0; i < mInfoCallbacks.size(); i++) {
+            mInfoCallbacks.get(i).onRingerModeChanged(mode);
+        }
+    }
+
+    /**
+     * Handle {@link #MSG_TIME_UPDATE}
+     */
+    private void handleTimeUpdate() {
+        if (DEBUG) Log.d(TAG, "handleTimeUpdate");
+        for (int i = 0; i < mInfoCallbacks.size(); i++) {
+            mInfoCallbacks.get(i).onTimeChanged();
+        }
+    }
+
+    /**
+     * Handle {@link #MSG_BATTERY_UPDATE}
+     */
+    private void handleBatteryUpdate(int batteryStatus, int batteryLevel) {
+        if (DEBUG) Log.d(TAG, "handleBatteryUpdate");
+        if (isBatteryUpdateInteresting(batteryStatus, batteryLevel)) {
+            mBatteryStatus = batteryStatus;
+            mBatteryLevel = batteryLevel;
+            final boolean pluggedIn = isPluggedIn(batteryStatus);;
+            for (int i = 0; i < mInfoCallbacks.size(); i++) {
+                mInfoCallbacks.get(i).onRefreshBatteryInfo(
+                        shouldShowBatteryInfo(), pluggedIn, batteryLevel);
+            }
+        }
+    }
+
+    /**
+     * Handle {@link #MSG_CARRIER_INFO_UPDATE}
+     */
+    private void handleCarrierInfoUpdate(int subscription) {
+        if (DEBUG) Log.d(TAG, "handleCarrierInfoUpdate: plmn = " + mTelephonyPlmn[subscription]
+            + ", spn = " + mTelephonySpn[subscription] + ", subscription = " + subscription);
+
+        for (int i = 0; i < mInfoCallbacks.size(); i++) {
+            mInfoCallbacks.get(i).onRefreshCarrierInfo(mTelephonyPlmn[subscription],
+                                           mTelephonySpn[subscription], subscription);
+        }
+    }
+
+    /**
+     * Handle {@link #MSG_SIM_STATE_CHANGE}
+     */
+    private void handleSimStateChange(SimArgs simArgs) {
+        final IccCard.State state = simArgs.simState;
+        final int subscription = simArgs.subscription;
+        if (DEBUG) {
+            Log.d(TAG, "handleSimStateChange: intentValue = " + simArgs + " "
+                        + "state resolved to " + state.toString() + " "
+                        + "subscription =" + subscription);
+        }
+
+        if (state != IccCard.State.UNKNOWN && state != mSimState[subscription]) {
+            mSimState[subscription] = state;
+            for (int i = 0; i < mSimStateCallbacks.size(); i++) {
+                // Pass the subscription on which SIM_STATE_CHANGE indication was received.
+                mSimStateCallbacks.get(i).onSimStateChanged(state, subscription);
+            }
+        }
+    }
+
+    /**
+     * @param status One of the statuses of {@link android.os.BatteryManager}
+     * @return Whether the status maps to a status for being plugged in.
+     */
+    private boolean isPluggedIn(int status) {
+        return status == BATTERY_STATUS_CHARGING || status == BATTERY_STATUS_FULL;
+    }
+
+    private boolean isBatteryUpdateInteresting(int batteryStatus, int batteryLevel) {
+        // change in plug is always interesting
+        final boolean isPluggedIn = isPluggedIn(batteryStatus);
+        final boolean wasPluggedIn = isPluggedIn(mBatteryStatus);
+        final boolean stateChangedWhilePluggedIn =
+            wasPluggedIn == true && isPluggedIn == true && (mBatteryStatus != batteryStatus);
+        if (wasPluggedIn != isPluggedIn || stateChangedWhilePluggedIn) {
+            return true;
+        }
+
+        // change in battery level while plugged in
+        if (isPluggedIn && mBatteryLevel != batteryLevel) {
+            return true;
+        }
+
+        if (!isPluggedIn) {
+            // not plugged in and below threshold
+            if (isBatteryLow(batteryLevel) && batteryLevel != mBatteryLevel) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean isBatteryLow(int batteryLevel) {
+        return batteryLevel < LOW_BATTERY_THRESHOLD;
+    }
+
+    /**
+     * @param intent The intent with action {@link Telephony.Intents#SPN_STRINGS_UPDATED_ACTION}
+     * @return The string to use for the plmn, or null if it should not be shown.
+     */
+    private CharSequence getTelephonyPlmnFrom(Intent intent) {
+        if (intent.getBooleanExtra(EXTRA_SHOW_PLMN, false)) {
+            final String plmn = intent.getStringExtra(EXTRA_PLMN);
+            if (plmn != null) {
+                return plmn;
+            } else {
+                return getDefaultPlmn();
+            }
+        }
+        return null;
+    }
+
+    /**
+     * @return The default plmn (no service)
+     */
+    private CharSequence getDefaultPlmn() {
+        return mContext.getResources().getText(
+                        R.string.lockscreen_carrier_default);
+    }
+
+    /**
+     * @param intent The intent with action {@link Telephony.Intents#SPN_STRINGS_UPDATED_ACTION}
+     * @return The string to use for the plmn, or null if it should not be shown.
+     */
+    private CharSequence getTelephonySpnFrom(Intent intent) {
+        if (intent.getBooleanExtra(EXTRA_SHOW_SPN, false)) {
+            final String spn = intent.getStringExtra(EXTRA_SPN);
+            if (spn != null) {
+                return spn;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * Remove the given observer from being registered from any of the kinds
+     * of callbacks.
+     * @param observer The observer to remove (an instance of {@link ConfigurationChangeCallback},
+     *   {@link InfoCallback} or {@link SimStateCallback}
+     */
+    public void removeCallback(Object observer) {
+        mInfoCallbacks.remove(observer);
+        mSimStateCallbacks.remove(observer);
+    }
+
+    /**
+     * Callback for general information relevant to lock screen.
+     */
+    interface InfoCallback {
+        void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn, int batteryLevel);
+        void onTimeChanged();
+
+        /**
+         * @param plmn The operator name of the registered network.  May be null if it shouldn't
+         *   be displayed.
+         * @param spn The service provider name.  May be null if it shouldn't be displayed.
+         */
+        void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription);
+
+        /**
+         * Called when the ringer mode changes.
+         * @param state the current ringer state, as defined in
+         * {@link AudioManager#RINGER_MODE_CHANGED_ACTION}
+         */
+        void onRingerModeChanged(int state);
+
+        /**
+         * Called when the phone state changes. String will be one of:
+         * {@link TelephonyManager#EXTRA_STATE_IDLE}
+         * {@link TelephonyManager@EXTRA_STATE_RINGING}
+         * {@link TelephonyManager#EXTRA_STATE_OFFHOOK
+         */
+        void onPhoneStateChanged(String newState);
+    }
+
+    /**
+     * Callback to notify of sim state change.
+     */
+    interface SimStateCallback {
+        void onSimStateChanged(IccCard.State simState, int subscription);
+    }
+
+    /**
+     * Register to receive notifications about general keyguard information
+     * (see {@link InfoCallback}.
+     * @param callback The callback.
+     */
+    public void registerInfoCallback(InfoCallback callback) {
+        if (!mInfoCallbacks.contains(callback)) {
+            mInfoCallbacks.add(callback);
+        } else {
+            Log.e(TAG, "Object tried to add another INFO callback", new Exception("Whoops"));
+        }
+    }
+
+    /**
+     * Register to be notified of sim state changes.
+     * @param callback The callback.
+     */
+    public void registerSimStateCallback(SimStateCallback callback) {
+        if (!mSimStateCallbacks.contains(callback)) {
+            mSimStateCallbacks.add(callback);
+        } else {
+            Log.e(TAG, "Object tried to add another SIM callback", new Exception("Whoops"));
+        }
+    }
+
+    public IccCard.State getSimState() {
+        return getSimState(TelephonyManager.getDefaultSubscription());
+    }
+
+    /**
+     * Get the simstate for the subscription.
+     * @param subscription the subscription for which sim state is requested.
+     */
+    public IccCard.State getSimState(int subscription) {
+        return mSimState[subscription];
+    }
+
+    /**
+     * Report that the user succesfully entered the sim pin for the
+     * subscription so we have the information earlier than waiting
+     * for the intent broadcast from the telephony code.
+     * @param subscription the subscription for which sim was unlocked.
+     */
+    public void reportSimPinUnlocked(int subscription) {
+        mSimState[subscription] = IccCard.State.READY;
+    }
+
+    public boolean isKeyguardBypassEnabled() {
+        return mKeyguardBypassEnabled;
+    }
+
+    public boolean isDevicePluggedIn() {
+        return isPluggedIn(mBatteryStatus);
+    }
+
+    public boolean isDeviceCharged() {
+        return mBatteryStatus == BatteryManager.BATTERY_STATUS_FULL
+                || mBatteryLevel >= 100; // in case a particular device doesn't flag it
+    }
+
+    public int getBatteryLevel() {
+        return mBatteryLevel;
+    }
+
+    public boolean shouldShowBatteryInfo() {
+        return isPluggedIn(mBatteryStatus) || isBatteryLow(mBatteryLevel);
+    }
+
+    public CharSequence getTelephonyPlmn() {
+        return getTelephonyPlmn(TelephonyManager.getDefaultSubscription());
+    }
+
+    /**
+     * Get the PLMN for the subscription.
+     * @param subscription the subscription for which PLMN is requested.
+     */
+    public CharSequence getTelephonyPlmn(int subscription) {
+        return mTelephonyPlmn[subscription];
+    }
+
+    public CharSequence getTelephonySpn() {
+        return getTelephonySpn(TelephonyManager.getDefaultSubscription());
+    }
+
+    /**
+     * Get the SPN for the subscription.
+     * @param subscription the subscription for which SPN is requested.
+     */
+    public CharSequence getTelephonySpn(int subscription) {
+        return mTelephonySpn[subscription];
+    }
+
+    /**
+     * @return Whether the device is provisioned (whether they have gone through
+     *   the setup wizard)
+     */
+    public boolean isDeviceProvisioned() {
+        return mDeviceProvisioned;
+    }
+
+    public int getFailedAttempts() {
+        return mFailedAttempts;
+    }
+
+    public void clearFailedAttempts() {
+        mFailedAttempts = 0;
+    }
+
+    public void reportFailedAttempt() {
+        mFailedAttempts++;
+    }
+}

base/policy/src/com/android/internal/policy/impl/KeyguardViewBase.java

@@ -0,0 +1,217 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import android.content.Intent;
+import android.media.AudioManager;
+import android.telephony.TelephonyManager;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.Gravity;
+import android.widget.FrameLayout;
+import android.util.AttributeSet;
+
+/**
+ * Base class for keyguard views.  {@link #reset} is where you should
+ * reset the state of your view.  Use the {@link KeyguardViewCallback} via
+ * {@link #getCallback()} to send information back (such as poking the wake lock,
+ * or finishing the keyguard).
+ *
+ * Handles intercepting of media keys that still work when the keyguard is
+ * showing.
+ */
+public abstract class KeyguardViewBase extends FrameLayout {
+
+    private KeyguardViewCallback mCallback;
+    private AudioManager mAudioManager;
+    private TelephonyManager mTelephonyManager = null;
+
+    public KeyguardViewBase(Context context) {
+        super(context);
+
+        // drop shadow below status bar in keyguard too
+        mForegroundInPadding = false;
+        setForegroundGravity(Gravity.FILL_HORIZONTAL | Gravity.TOP);
+        setForeground(
+                context.getResources().getDrawable(
+                        com.android.internal.R.drawable.title_bar_shadow));
+    }
+
+    // used to inject callback
+    void setCallback(KeyguardViewCallback callback) {
+        mCallback = callback;
+    }
+
+    public KeyguardViewCallback getCallback() {
+        return mCallback;
+    }
+
+    /**
+     * Called when you need to reset the state of your view.
+     */
+    abstract public void reset();
+
+    /**
+     * Called when the screen turned off.
+     */
+    abstract public void onScreenTurnedOff();
+
+    /**
+     * Called when the screen turned on.
+     */
+    abstract public void onScreenTurnedOn();
+
+    /**
+     * Called when a key has woken the device to give us a chance to adjust our
+     * state according the the key.  We are responsible for waking the device
+     * (by poking the wake lock) once we are ready.
+     *
+     * The 'Tq' suffix is per the documentation in {@link android.view.WindowManagerPolicy}.
+     * Be sure not to take any action that takes a long time; any significant
+     * action should be posted to a handler.
+     *
+     * @param keyCode The wake key, which may be relevant for configuring the
+     *   keyguard.
+     */
+    abstract public void wakeWhenReadyTq(int keyCode);
+
+    /**
+     * Verify that the user can get past the keyguard securely.  This is called,
+     * for example, when the phone disables the keyguard but then wants to launch
+     * something else that requires secure access.
+     *
+     * The result will be propogated back via {@link KeyguardViewCallback#keyguardDone(boolean)}
+     */
+    abstract public void verifyUnlock();
+
+    /**
+     * Called before this view is being removed.
+     */
+    abstract public void cleanUp();
+
+    @Override
+    public boolean dispatchKeyEvent(KeyEvent event) {
+        if (shouldEventKeepScreenOnWhileKeyguardShowing(event)) {
+            mCallback.pokeWakelock();
+        }
+
+        if (interceptMediaKey(event)) {
+            return true;
+        }
+        return super.dispatchKeyEvent(event);
+    }
+
+    private boolean shouldEventKeepScreenOnWhileKeyguardShowing(KeyEvent event) {
+        if (event.getAction() != KeyEvent.ACTION_DOWN) {
+            return false;
+        }
+        switch (event.getKeyCode()) {
+            case KeyEvent.KEYCODE_DPAD_DOWN:
+            case KeyEvent.KEYCODE_DPAD_LEFT:
+            case KeyEvent.KEYCODE_DPAD_RIGHT:
+            case KeyEvent.KEYCODE_DPAD_UP:
+                return false;
+            default:
+                return true;
+        }
+    }
+
+    /**
+     * Allows the media keys to work when the keyguard is showing.
+     * The media keys should be of no interest to the actual keyguard view(s),
+     * so intercepting them here should not be of any harm.
+     * @param event The key event
+     * @return whether the event was consumed as a media key.
+     */
+    private boolean interceptMediaKey(KeyEvent event) {
+        final int keyCode = event.getKeyCode();
+        if (event.getAction() == KeyEvent.ACTION_DOWN) {
+            switch (keyCode) {
+                case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
+                    /* Suppress PLAYPAUSE toggle when phone is ringing or
+                     * in-call to avoid music playback */
+                    if (mTelephonyManager == null) {
+                        mTelephonyManager = (TelephonyManager) getContext().getSystemService(
+                                Context.TELEPHONY_SERVICE);
+                    }
+                    if (mTelephonyManager != null &&
+                            mTelephonyManager.getCallState() != TelephonyManager.CALL_STATE_IDLE) {
+                        return true;  // suppress key event
+                    }
+                case KeyEvent.KEYCODE_HEADSETHOOK: 
+                case KeyEvent.KEYCODE_MEDIA_STOP: 
+                case KeyEvent.KEYCODE_MEDIA_NEXT: 
+                case KeyEvent.KEYCODE_MEDIA_PREVIOUS: 
+                case KeyEvent.KEYCODE_MEDIA_REWIND: 
+                case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: {
+                    Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON, null);
+                    intent.putExtra(Intent.EXTRA_KEY_EVENT, event);
+                    getContext().sendOrderedBroadcast(intent, null);
+                    return true;
+                }
+
+                case KeyEvent.KEYCODE_VOLUME_UP:
+                case KeyEvent.KEYCODE_VOLUME_DOWN: {
+                    synchronized (this) {
+                        if (mAudioManager == null) {
+                            mAudioManager = (AudioManager) getContext().getSystemService(
+                                    Context.AUDIO_SERVICE);
+                        }
+                    }
+                    // Volume buttons should only function for music.
+                    if (mAudioManager.isMusicActive()) {
+                        mAudioManager.adjustStreamVolume(
+                                    AudioManager.STREAM_MUSIC,
+                                    keyCode == KeyEvent.KEYCODE_VOLUME_UP
+                                            ? AudioManager.ADJUST_RAISE
+                                            : AudioManager.ADJUST_LOWER,
+                                    0);
+                    }
+                    else if (mAudioManager.isFMActive()) {
+                         mAudioManager.adjustStreamVolume(
+                                 AudioManager.STREAM_FM,
+                                 keyCode == KeyEvent.KEYCODE_VOLUME_UP
+                                 ? AudioManager.ADJUST_RAISE
+                                 : AudioManager.ADJUST_LOWER,
+                                  0);
+                    }
+                    // Don't execute default volume behavior
+                    return true;
+                }
+            }
+        } else if (event.getAction() == KeyEvent.ACTION_UP) {
+            switch (keyCode) {
+                case KeyEvent.KEYCODE_MUTE:
+                case KeyEvent.KEYCODE_HEADSETHOOK: 
+                case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE: 
+                case KeyEvent.KEYCODE_MEDIA_STOP: 
+                case KeyEvent.KEYCODE_MEDIA_NEXT: 
+                case KeyEvent.KEYCODE_MEDIA_PREVIOUS: 
+                case KeyEvent.KEYCODE_MEDIA_REWIND: 
+                case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD: {
+                    Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON, null);
+                    intent.putExtra(Intent.EXTRA_KEY_EVENT, event);
+                    getContext().sendOrderedBroadcast(intent, null);
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+}

base/policy/src/com/android/internal/policy/impl/KeyguardViewCallback.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+/**
+ * The callback used by the keyguard view to tell the {@link KeyguardViewMediator} 
+ * various things.
+ */
+public interface KeyguardViewCallback {
+
+    /**
+     * Request the wakelock to be poked for the default amount of time.
+     */
+    void pokeWakelock();
+
+    /**
+     * Request the wakelock to be poked for a specific amount of time.
+     * @param millis The amount of time in millis.
+     */
+    void pokeWakelock(int millis);
+
+    /**
+     * Report that the keyguard is done.
+     * @param authenticated Whether the user securely got past the keyguard.
+     *   the only reason for this to be false is if the keyguard was instructed
+     *   to appear temporarily to verify the user is supposed to get past the
+     *   keyguard, and the user fails to do so.
+     */
+    void keyguardDone(boolean authenticated);
+
+    /**
+     * Report that the keyguard is done drawing.
+     */
+    void keyguardDoneDrawing();
+}

base/policy/src/com/android/internal/policy/impl/KeyguardViewManager.java

@@ -0,0 +1,241 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.R;
+
+import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.graphics.PixelFormat;
+import android.graphics.Canvas;
+import android.util.Log;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewManager;
+import android.view.WindowManager;
+import android.widget.FrameLayout;
+
+/**
+ * Manages creating, showing, hiding and resetting the keyguard.  Calls back
+ * via {@link com.android.internal.policy.impl.KeyguardViewCallback} to poke
+ * the wake lock and report that the keyguard is done, which is in turn,
+ * reported to this class by the current {@link KeyguardViewBase}.
+ */
+public class KeyguardViewManager implements KeyguardWindowController {
+    private final static boolean DEBUG = false;
+    private static String TAG = "KeyguardViewManager";
+
+    private final Context mContext;
+    private final ViewManager mViewManager;
+    private final KeyguardViewCallback mCallback;
+    private final KeyguardViewProperties mKeyguardViewProperties;
+
+    private final KeyguardUpdateMonitor mUpdateMonitor;
+
+    private WindowManager.LayoutParams mWindowLayoutParams;
+    private boolean mNeedsInput = false;
+
+    private FrameLayout mKeyguardHost;
+    private KeyguardViewBase mKeyguardView;
+
+    private boolean mScreenOn = false;
+
+    /**
+     * @param context Used to create views.
+     * @param viewManager Keyguard will be attached to this.
+     * @param callback Used to notify of changes.
+     */
+    public KeyguardViewManager(Context context, ViewManager viewManager,
+            KeyguardViewCallback callback, KeyguardViewProperties keyguardViewProperties, KeyguardUpdateMonitor updateMonitor) {
+        mContext = context;
+        mViewManager = viewManager;
+        mCallback = callback;
+        mKeyguardViewProperties = keyguardViewProperties;
+
+        mUpdateMonitor = updateMonitor;
+    }
+
+    /**
+     * Helper class to host the keyguard view.
+     */
+    private static class KeyguardViewHost extends FrameLayout {
+        private final KeyguardViewCallback mCallback;
+
+        private KeyguardViewHost(Context context, KeyguardViewCallback callback) {
+            super(context);
+            mCallback = callback;
+        }
+
+        @Override
+        protected void dispatchDraw(Canvas canvas) {
+            super.dispatchDraw(canvas);
+            mCallback.keyguardDoneDrawing();
+        }
+    }
+
+    /**
+     * Show the keyguard.  Will handle creating and attaching to the view manager
+     * lazily.
+     */
+    public synchronized void show() {
+        if (DEBUG) Log.d(TAG, "show(); mKeyguardView==" + mKeyguardView);
+
+        if (mKeyguardHost == null) {
+            if (DEBUG) Log.d(TAG, "keyguard host is null, creating it...");
+
+            mKeyguardHost = new KeyguardViewHost(mContext, mCallback);
+
+            final int stretch = ViewGroup.LayoutParams.MATCH_PARENT;
+            int flags = WindowManager.LayoutParams.FLAG_FORCE_NOT_FULLSCREEN
+                    | WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER
+                    | WindowManager.LayoutParams.FLAG_KEEP_SURFACE_WHILE_ANIMATING
+                    /*| WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
+                    | WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR*/ ;
+            if (!mNeedsInput) {
+                flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
+            }
+            WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
+                    stretch, stretch, WindowManager.LayoutParams.TYPE_KEYGUARD,
+                    flags, PixelFormat.TRANSLUCENT);
+            lp.softInputMode = WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN;
+            lp.windowAnimations = com.android.internal.R.style.Animation_LockScreen;
+            lp.screenOrientation = ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
+            lp.setTitle("Keyguard");
+            mWindowLayoutParams = lp;
+
+            mViewManager.addView(mKeyguardHost, lp);
+        }
+
+        if (mKeyguardView == null) {
+            if (DEBUG) Log.d(TAG, "keyguard view is null, creating it...");
+            mKeyguardView = mKeyguardViewProperties.createKeyguardView(mContext, mUpdateMonitor, this);
+            mKeyguardView.setId(R.id.lock_screen);
+            mKeyguardView.setCallback(mCallback);
+
+            final ViewGroup.LayoutParams lp = new FrameLayout.LayoutParams(
+                    ViewGroup.LayoutParams.MATCH_PARENT,
+                    ViewGroup.LayoutParams.MATCH_PARENT);
+
+            mKeyguardHost.addView(mKeyguardView, lp);
+
+            if (mScreenOn) {
+                mKeyguardView.onScreenTurnedOn();
+            }
+        }
+
+        mKeyguardHost.setVisibility(View.VISIBLE);
+        mKeyguardView.requestFocus();
+    }
+
+    public void setNeedsInput(boolean needsInput) {
+        mNeedsInput = needsInput;
+        if (mWindowLayoutParams != null) {
+            if (needsInput) {
+                mWindowLayoutParams.flags &=
+                    ~WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
+            } else {
+                mWindowLayoutParams.flags |=
+                    WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
+            }
+            mViewManager.updateViewLayout(mKeyguardHost, mWindowLayoutParams);
+        }
+    }
+
+    /**
+     * Reset the state of the view.
+     */
+    public synchronized void reset() {
+        if (DEBUG) Log.d(TAG, "reset()");
+        if (mKeyguardView != null) {
+            mKeyguardView.reset();
+        }
+    }
+
+    public synchronized void onScreenTurnedOff() {
+        if (DEBUG) Log.d(TAG, "onScreenTurnedOff()");
+        mScreenOn = false;
+        if (mKeyguardView != null) {
+            mKeyguardView.onScreenTurnedOff();
+        }
+    }
+
+    public synchronized void onScreenTurnedOn() {
+        if (DEBUG) Log.d(TAG, "onScreenTurnedOn()");
+        mScreenOn = true;
+        if (mKeyguardView != null) {
+            mKeyguardView.onScreenTurnedOn();
+        }
+    }
+
+    public synchronized void verifyUnlock() {
+        if (DEBUG) Log.d(TAG, "verifyUnlock()");
+        show();
+        mKeyguardView.verifyUnlock();
+    }
+
+    /**
+     * A key has woken the device.  We use this to potentially adjust the state
+     * of the lock screen based on the key.
+     *
+     * The 'Tq' suffix is per the documentation in {@link android.view.WindowManagerPolicy}.
+     * Be sure not to take any action that takes a long time; any significant
+     * action should be posted to a handler.
+     *
+     * @param keyCode The wake key.
+     */
+    public boolean wakeWhenReadyTq(int keyCode) {
+        if (DEBUG) Log.d(TAG, "wakeWhenReady(" + keyCode + ")");
+        if (mKeyguardView != null) {
+            mKeyguardView.wakeWhenReadyTq(keyCode);
+            return true;
+        } else {
+            Log.w(TAG, "mKeyguardView is null in wakeWhenReadyTq");
+            return false;
+        }
+    }
+
+    /**
+     * Hides the keyguard view
+     */
+    public synchronized void hide() {
+        if (DEBUG) Log.d(TAG, "hide()");
+        if (mKeyguardHost != null) {
+            mKeyguardHost.setVisibility(View.GONE);
+            // Don't do this right away, so we can let the view continue to animate
+            // as it goes away.
+            if (mKeyguardView != null) {
+                final KeyguardViewBase lastView = mKeyguardView;
+                mKeyguardView = null;
+                mKeyguardHost.postDelayed(new Runnable() {
+                    public void run() {
+                        synchronized (KeyguardViewManager.this) {
+                            lastView.cleanUp();
+                            mKeyguardHost.removeView(lastView);
+                        }
+                    }
+                }, 500);
+            }
+        }
+    }
+
+    /**
+     * @return Whether the keyguard is showing
+     */
+    public synchronized boolean isShowing() {
+        return (mKeyguardHost != null && mKeyguardHost.getVisibility() == View.VISIBLE);
+    }
+}

base/policy/src/com/android/internal/policy/impl/KeyguardViewProperties.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+
+/**
+ * Defines operations necessary for showing a keyguard, including how to create
+ * it, and various properties that are useful to be able to query independant
+ * of whether the keyguard instance is around or not.
+ */
+public interface KeyguardViewProperties {
+    
+    /**
+     * Create a keyguard view.
+     * @param context the context to use when creating the view.
+     * @param updateMonitor configuration may be based on this.
+     * @param controller for talking back with the containing window.
+     * @return the view.
+     */
+    KeyguardViewBase createKeyguardView(Context context,
+            KeyguardUpdateMonitor updateMonitor,
+            KeyguardWindowController controller);
+
+    /**
+     * Would the keyguard be secure right now?
+     * @return Whether the keyguard is currently secure, meaning it will block
+     *   the user from getting past it until the user enters some sort of PIN.
+     */
+    boolean isSecure();
+
+}

base/policy/src/com/android/internal/policy/impl/KeyguardWindowController.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+/**
+ * Interface passed to the keyguard view, for it to call up to control
+ * its containing window.
+ */
+public interface KeyguardWindowController {
+    /**
+     * Control whether the window needs input -- that is if it has
+     * text fields and thus should allow input method interaction.
+     */
+    void setNeedsInput(boolean needsInput);
+}

base/policy/src/com/android/internal/policy/impl/LockPatternKeyguardView.java

@@ -0,0 +1,896 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.R;
+import com.android.internal.telephony.IccCard;
+import com.android.internal.widget.LockPatternUtils;
+
+import android.accounts.Account;
+import android.accounts.AccountManager;
+import android.accounts.AccountManagerCallback;
+import android.accounts.AccountManagerFuture;
+import android.accounts.AuthenticatorException;
+import android.accounts.OperationCanceledException;
+import android.app.AlertDialog;
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.content.Intent;
+import android.content.res.Configuration;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.ColorFilter;
+import android.graphics.PixelFormat;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.SystemClock;
+import android.os.SystemProperties;
+import android.telephony.TelephonyManager;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.KeyEvent;
+import android.view.View;
+import android.view.WindowManager;
+
+import java.io.IOException;
+
+/**
+ * The host view for all of the screens of the pattern unlock screen.  There are
+ * two {@link Mode}s of operation, lock and unlock.  This will show the appropriate
+ * screen, and listen for callbacks via
+ * {@link com.android.internal.policy.impl.KeyguardScreenCallback}
+ * from the current screen.
+ *
+ * This view, in turn, communicates back to
+ * {@link com.android.internal.policy.impl.KeyguardViewManager}
+ * via its {@link com.android.internal.policy.impl.KeyguardViewCallback}, as appropriate.
+ */
+public class LockPatternKeyguardView extends KeyguardViewBase {
+
+    static final boolean DEBUG_CONFIGURATION = false;
+
+    // time after launching EmergencyDialer before the screen goes blank.
+    private static final int EMERGENCY_CALL_TIMEOUT = 10000;
+
+    private static final int SUB1 = 0;
+    private static final int SUB2 = 1;
+
+    // intent action for launching emergency dialer activity.
+    static final String ACTION_EMERGENCY_DIAL = "com.android.phone.EmergencyDialer.DIAL";
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "LockPatternKeyguardView";
+
+    private final KeyguardUpdateMonitor mUpdateMonitor;
+    private final KeyguardWindowController mWindowController;
+
+    private View mLockScreen;
+    private View mUnlockScreen;
+
+    private boolean mScreenOn = false;
+    private boolean mEnableFallback = false; // assume no fallback UI until we know better
+
+    /**
+     * The current {@link KeyguardScreen} will use this to communicate back to us.
+     */
+    KeyguardScreenCallback mKeyguardScreenCallback;
+
+
+    private boolean mRequiresSim;
+
+
+    /**
+     * Either a lock screen (an informational keyguard screen), or an unlock
+     * screen (a means for unlocking the device) is shown at any given time.
+     */
+    enum Mode {
+        LockScreen,
+        UnlockScreen
+    }
+
+    /**
+     * The different types screens available for {@link Mode#UnlockScreen}.
+     * @see com.android.internal.policy.impl.LockPatternKeyguardView#getUnlockMode()
+     */
+    enum UnlockMode {
+
+        /**
+         * Unlock by drawing a pattern.
+         */
+        Pattern,
+
+        /**
+         * Unlock by entering a sim pin.
+         */
+        SimPin,
+
+        /**
+         * Unlock by entering an account's login and password.
+         */
+        Account,
+
+        /**
+         * Unlock by entering a password or PIN
+         */
+        Password,
+
+        /**
+         * Unknown (uninitialized) value
+         */
+        Unknown
+    }
+
+    /**
+     * The current mode.
+     */
+    private Mode mMode = Mode.LockScreen;
+
+    /**
+     * Keeps track of what mode the current unlock screen is (cached from most recent computation in
+     * {@link #getUnlockMode}).
+     */
+    private UnlockMode mUnlockScreenMode;
+
+    private boolean mForgotPattern;
+
+    /**
+     * If true, it means we are in the process of verifying that the user
+     * can get past the lock screen per {@link #verifyUnlock()}
+     */
+    private boolean mIsVerifyUnlockOnly = false;
+
+
+    /**
+     * Used to lookup the state of the lock pattern
+     */
+    private final LockPatternUtils mLockPatternUtils;
+
+    private UnlockMode mCurrentUnlockMode = UnlockMode.Unknown;
+
+    /**
+     * The current configuration.
+     */
+    private Configuration mConfiguration;
+
+    private boolean[] isPinUnlockCancelled = {false, false};
+    /**
+     * @return Whether we are stuck on the lock screen because the sim is
+     *   missing.
+     */
+    private boolean stuckOnLockScreenBecauseSimMissing() {
+        boolean result = mRequiresSim && !mUpdateMonitor.isDeviceProvisioned();
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            //In case of dual subscription, stuck on lock screen
+            //only when SIM is absent on both subscriptions.
+            result = result && (getSimState(i) == IccCard.State.ABSENT);
+            if (!result) break;
+        }
+        return result;
+    }
+
+    /**
+     * @param context Used to inflate, and create views.
+     * @param updateMonitor Knows the state of the world, and passed along to each
+     *   screen so they can use the knowledge, and also register for callbacks
+     *   on dynamic information.
+     * @param lockPatternUtils Used to look up state of lock pattern.
+     */
+    public LockPatternKeyguardView(
+            Context context,
+            KeyguardUpdateMonitor updateMonitor,
+            LockPatternUtils lockPatternUtils,
+            KeyguardWindowController controller) {
+
+        super(context);
+        mConfiguration = context.getResources().getConfiguration();
+        mEnableFallback = false;
+
+        mRequiresSim =
+                TextUtils.isEmpty(SystemProperties.get("keyguard.no_require_sim"));
+
+        mUpdateMonitor = updateMonitor;
+        mLockPatternUtils = lockPatternUtils;
+        mWindowController = controller;
+
+        mMode = getInitialMode();
+
+        mKeyguardScreenCallback = new KeyguardScreenCallback() {
+
+            public void goToLockScreen() {
+                mForgotPattern = false;
+                if (mIsVerifyUnlockOnly) {
+                    // navigating away from unlock screen during verify mode means
+                    // we are done and the user failed to authenticate.
+                    mIsVerifyUnlockOnly = false;
+                    getCallback().keyguardDone(false);
+                } else {
+                    updateScreen(Mode.LockScreen);
+                }
+            }
+
+            public void goToUnlockScreen() {
+                boolean isPukRequired = true;
+                for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+                    isPukRequired = isPukRequired && isSimPukLocked(i);
+                    if (!isPukRequired) break;
+                }
+
+                if (stuckOnLockScreenBecauseSimMissing()
+                         || isPukRequired) {
+                    // stuck on lock screen when sim missing or puk'd
+                    return;
+                }
+                if (!isSecure()) {
+                    getCallback().keyguardDone(true);
+                } else {
+                    updateScreen(Mode.UnlockScreen);
+                }
+            }
+
+            /**
+             * SimUnlockScreen invokes this method when user dismisses the
+             * PIN dialog for any of the subscription.PIN Dialog will not be
+             * prompted again for that subscription if the other subscription
+             * is in ready state.
+             * In case, the other subscription is PUK-Locked, user is not
+             * allowed to dismiss the PIN dialog.
+             */
+            public void updatePinUnlockCancel(int subscription) {
+                Log.d(TAG, "updatePinUnlockCancel sub :" + subscription);
+                boolean canCancelUnlock = false;
+                if ((subscription == SUB1) &&
+                        (!isPinUnlockCancelled[SUB2]) && (!isSimPukLocked(SUB2))) {
+                    canCancelUnlock = true;
+                } else if ((subscription == SUB2) && (!isSimPukLocked(SUB1))) {
+                    canCancelUnlock = true;
+                    // Cannot cancel both subs, so enable PIN dialog for SUB1.
+                    isPinUnlockCancelled[SUB1] = false;
+                } else {
+                    Log.d(TAG, "Cannot cancel PIN Dialog");
+                }
+                if (canCancelUnlock) {
+                    isPinUnlockCancelled[subscription] = true;
+                }
+            }
+
+            public void forgotPattern(boolean isForgotten) {
+                if (mEnableFallback) {
+                    mForgotPattern = isForgotten;
+                    updateScreen(Mode.UnlockScreen);
+                }
+            }
+
+            public boolean isSecure() {
+                return LockPatternKeyguardView.this.isSecure();
+            }
+
+            public boolean isVerifyUnlockOnly() {
+                return mIsVerifyUnlockOnly;
+            }
+
+            public void recreateMe(Configuration config) {
+                mConfiguration = config;
+                recreateScreens();
+            }
+
+            public void takeEmergencyCallAction() {
+                pokeWakelock(EMERGENCY_CALL_TIMEOUT);
+                if (TelephonyManager.getDefault().getCallState()
+                        == TelephonyManager.CALL_STATE_OFFHOOK) {
+                    mLockPatternUtils.resumeCall();
+                } else {
+                    Intent intent = new Intent(ACTION_EMERGENCY_DIAL);
+                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK
+                            | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
+                    getContext().startActivity(intent);
+                }
+            }
+
+            public void pokeWakelock() {
+                getCallback().pokeWakelock();
+            }
+
+            public void pokeWakelock(int millis) {
+                getCallback().pokeWakelock(millis);
+            }
+
+            public void keyguardDone(boolean authenticated) {
+                getCallback().keyguardDone(authenticated);
+            }
+
+            public void keyguardDoneDrawing() {
+                // irrelevant to keyguard screen, they shouldn't be calling this
+            }
+
+            public void reportFailedUnlockAttempt() {
+                mUpdateMonitor.reportFailedAttempt();
+                final int failedAttempts = mUpdateMonitor.getFailedAttempts();
+                if (DEBUG) Log.d(TAG,
+                    "reportFailedPatternAttempt: #" + failedAttempts +
+                    " (enableFallback=" + mEnableFallback + ")");
+                final boolean usingLockPattern = mLockPatternUtils.getKeyguardStoredPasswordQuality()
+                        == DevicePolicyManager.PASSWORD_QUALITY_SOMETHING;
+                if (usingLockPattern && mEnableFallback && failedAttempts ==
+                        (LockPatternUtils.FAILED_ATTEMPTS_BEFORE_RESET
+                                - LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT)) {
+                    showAlmostAtAccountLoginDialog();
+                } else if (usingLockPattern && mEnableFallback
+                        && failedAttempts >= LockPatternUtils.FAILED_ATTEMPTS_BEFORE_RESET) {
+                    mLockPatternUtils.setPermanentlyLocked(true);
+                    updateScreen(mMode);
+                } else if ((failedAttempts % LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT)
+                        == 0) {
+                    showTimeoutDialog();
+                }
+                mLockPatternUtils.reportFailedPasswordAttempt();
+            }
+
+            public boolean doesFallbackUnlockScreenExist() {
+                return mEnableFallback;
+            }
+
+            public void reportSuccessfulUnlockAttempt() {
+                mLockPatternUtils.reportSuccessfulPasswordAttempt();
+            }
+        };
+
+        /**
+         * We'll get key events the current screen doesn't use. see
+         * {@link KeyguardViewBase#onKeyDown(int, android.view.KeyEvent)}
+         */
+        setFocusableInTouchMode(true);
+        setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
+
+        // create both the lock and unlock screen so they are quickly available
+        // when the screen turns on
+        mLockScreen = createLockScreen();
+        addView(mLockScreen);
+        final UnlockMode unlockMode = getUnlockMode();
+        if (DEBUG) Log.d(TAG,
+            "LockPatternKeyguardView ctor: about to createUnlockScreenFor; mEnableFallback="
+            + mEnableFallback);
+        mUnlockScreen = createUnlockScreenFor(unlockMode);
+        mUnlockScreenMode = unlockMode;
+
+        maybeEnableFallback(context);
+
+        addView(mUnlockScreen);
+        updateScreen(mMode);
+    }
+
+    private class AccountAnalyzer implements AccountManagerCallback<Bundle> {
+        private final AccountManager mAccountManager;
+        private final Account[] mAccounts;
+        private int mAccountIndex;
+
+        private AccountAnalyzer(AccountManager accountManager) {
+            mAccountManager = accountManager;
+            mAccounts = accountManager.getAccountsByType("com.google");
+        }
+
+        private void next() {
+            // if we are ready to enable the fallback or if we depleted the list of accounts
+            // then finish and get out
+            if (mEnableFallback || mAccountIndex >= mAccounts.length) {
+                if (mUnlockScreen == null) {
+                    Log.w(TAG, "no unlock screen when trying to enable fallback");
+                } else if (mUnlockScreen instanceof PatternUnlockScreen) {
+                    ((PatternUnlockScreen)mUnlockScreen).setEnableFallback(mEnableFallback);
+                }
+                return;
+            }
+
+            // lookup the confirmCredentials intent for the current account
+            mAccountManager.confirmCredentials(mAccounts[mAccountIndex], null, null, this, null);
+        }
+
+        public void start() {
+            mEnableFallback = false;
+            mAccountIndex = 0;
+            next();
+        }
+
+        public void run(AccountManagerFuture<Bundle> future) {
+            try {
+                Bundle result = future.getResult();
+                if (result.getParcelable(AccountManager.KEY_INTENT) != null) {
+                    mEnableFallback = true;
+                }
+            } catch (OperationCanceledException e) {
+                // just skip the account if we are unable to query it
+            } catch (IOException e) {
+                // just skip the account if we are unable to query it
+            } catch (AuthenticatorException e) {
+                // just skip the account if we are unable to query it
+            } finally {
+                mAccountIndex++;
+                next();
+            }
+        }
+    }
+
+    private void maybeEnableFallback(Context context) {
+        // Ask the account manager if we have an account that can be used as a
+        // fallback in case the user forgets his pattern.
+        AccountAnalyzer accountAnalyzer = new AccountAnalyzer(AccountManager.get(context));
+        accountAnalyzer.start();
+    }
+
+
+    // TODO:
+    // This overloaded method was added to workaround a race condition in the framework between
+    // notification for orientation changed, layout() and switching resources.  This code attempts
+    // to avoid drawing the incorrect layout while things are in transition.  The method can just
+    // be removed once the race condition is fixed. See bugs 2262578 and 2292713.
+    @Override
+    protected void dispatchDraw(Canvas canvas) {
+        if (DEBUG) Log.v(TAG, "*** dispatchDraw() time: " + SystemClock.elapsedRealtime());
+        super.dispatchDraw(canvas);
+    }
+
+    @Override
+    public void reset() {
+        mIsVerifyUnlockOnly = false;
+        mForgotPattern = false;
+        updateScreen(getInitialMode());
+    }
+
+    @Override
+    public void onScreenTurnedOff() {
+        mScreenOn = false;
+        mForgotPattern = false;
+        if (mMode == Mode.LockScreen) {
+           ((KeyguardScreen) mLockScreen).onPause();
+        } else {
+            ((KeyguardScreen) mUnlockScreen).onPause();
+        }
+    }
+
+    @Override
+    public void onScreenTurnedOn() {
+        mScreenOn = true;
+        if (mMode == Mode.LockScreen) {
+           ((KeyguardScreen) mLockScreen).onResume();
+        } else {
+            ((KeyguardScreen) mUnlockScreen).onResume();
+        }
+    }
+
+    private void recreateLockScreen() {
+        if (mLockScreen.getVisibility() == View.VISIBLE) {
+            ((KeyguardScreen) mLockScreen).onPause();
+        }
+        ((KeyguardScreen) mLockScreen).cleanUp();
+        removeView(mLockScreen);
+
+        mLockScreen = createLockScreen();
+        mLockScreen.setVisibility(View.INVISIBLE);
+        addView(mLockScreen);
+    }
+
+    private void recreateUnlockScreen() {
+        if (mUnlockScreen.getVisibility() == View.VISIBLE) {
+            ((KeyguardScreen) mUnlockScreen).onPause();
+        }
+        ((KeyguardScreen) mUnlockScreen).cleanUp();
+        removeView(mUnlockScreen);
+
+        final UnlockMode unlockMode = getUnlockMode();
+        mUnlockScreen = createUnlockScreenFor(unlockMode);
+        mUnlockScreen.setVisibility(View.INVISIBLE);
+        mUnlockScreenMode = unlockMode;
+        addView(mUnlockScreen);
+    }
+
+    private void recreateScreens() {
+        recreateLockScreen();
+        recreateUnlockScreen();
+        updateScreen(mMode);
+    }
+
+    /**
+     * Get the subscription that is PIN-Locked.
+     * Return '0' if SUB1 is PIN-Locked and,
+     * PIN dialog for SUB1 was not dismissed by user.
+     * Return '1' if SUB2 is PIN-Locked and,
+     * PIN dialog for SUB2 was not dismissed by user.
+     */
+    private int getPinLockedSubscription() {
+        int subscription = SUB1;
+
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            if (isSimPinLocked(i) && !isPinUnlockCancelled[i]) {
+                subscription = i;
+                break;
+            }
+        }
+        return subscription;
+    }
+
+    private IccCard.State getSimState(int subscription) {
+        return mUpdateMonitor.getSimState(subscription);
+    }
+
+    private boolean isSimPinLocked(int subscription) {
+        return (getSimState(subscription) == IccCard.State.PIN_REQUIRED);
+    }
+
+    private boolean isSimPukLocked(int subscription) {
+        return (getSimState(subscription) == IccCard.State.PUK_REQUIRED);
+    }
+
+    @Override
+    public void wakeWhenReadyTq(int keyCode) {
+        if (DEBUG) Log.d(TAG, "onWakeKey");
+        boolean isPukRequired = true;
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            isPukRequired = isPukRequired && isSimPukLocked(i);
+            if (!isPukRequired) break;
+        }
+
+        if (keyCode == KeyEvent.KEYCODE_MENU && isSecure() && (mMode == Mode.LockScreen)
+                && !isPukRequired) {
+            if (DEBUG) Log.d(TAG, "switching screens to unlock screen because wake key was MENU");
+            updateScreen(Mode.UnlockScreen);
+            getCallback().pokeWakelock();
+        } else {
+            if (DEBUG) Log.d(TAG, "poking wake lock immediately");
+            getCallback().pokeWakelock();
+        }
+    }
+
+    @Override
+    public void verifyUnlock() {
+        if (!isSecure()) {
+            // non-secure keyguard screens are successfull by default
+            getCallback().keyguardDone(true);
+        } else if (mUnlockScreenMode != UnlockMode.Pattern) {
+            // can only verify unlock when in pattern mode
+            getCallback().keyguardDone(false);
+        } else {
+            // otherwise, go to the unlock screen, see if they can verify it
+            mIsVerifyUnlockOnly = true;
+            updateScreen(Mode.UnlockScreen);
+        }
+    }
+
+    @Override
+    public void cleanUp() {
+        ((KeyguardScreen) mLockScreen).onPause();
+        ((KeyguardScreen) mLockScreen).cleanUp();
+        this.removeView(mLockScreen);
+        ((KeyguardScreen) mUnlockScreen).onPause();
+        ((KeyguardScreen) mUnlockScreen).cleanUp();
+        this.removeView(mUnlockScreen);
+    }
+
+    private boolean isSecure() {
+        UnlockMode unlockMode = getUnlockMode();
+        boolean secure = false;
+        switch (unlockMode) {
+            case Pattern:
+                secure = mLockPatternUtils.isLockPatternEnabled();
+                break;
+            case SimPin:
+                for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+                    // Check if subscription is PIN/PUK locked.
+                    // isPinLocked returns true if the state is PIN_REQUIRED/PUK_REQUIRED.
+                    secure = secure || getSimState(i).isPinLocked();
+                    if (secure) break;
+                }
+                break;
+            case Account:
+                secure = true;
+                break;
+            case Password:
+                secure = mLockPatternUtils.isLockPasswordEnabled();
+                break;
+            default:
+                throw new IllegalStateException("unknown unlock mode " + unlockMode);
+        }
+        return secure;
+    }
+
+    private void updateScreen(final Mode mode) {
+
+        if (DEBUG_CONFIGURATION) Log.v(TAG, "**** UPDATE SCREEN: mode=" + mode
+                + " last mode=" + mMode, new RuntimeException());
+
+        mMode = mode;
+
+        // Re-create the unlock screen if necessary. This is primarily required to properly handle
+        // SIM state changes. This typically happens when this method is called by reset()
+        if ((mode == Mode.UnlockScreen && mCurrentUnlockMode != getUnlockMode()) ||
+                (getUnlockMode() == UnlockMode.SimPin)) {
+            recreateUnlockScreen();
+        }
+
+        final View goneScreen = (mode == Mode.LockScreen) ? mUnlockScreen : mLockScreen;
+        final View visibleScreen = (mode == Mode.LockScreen) ? mLockScreen : mUnlockScreen;
+
+        // do this before changing visibility so focus isn't requested before the input
+        // flag is set
+        mWindowController.setNeedsInput(((KeyguardScreen)visibleScreen).needsInput());
+
+        if (DEBUG_CONFIGURATION) {
+            Log.v(TAG, "Gone=" + goneScreen);
+            Log.v(TAG, "Visible=" + visibleScreen);
+        }
+
+        if (mScreenOn) {
+            if (goneScreen.getVisibility() == View.VISIBLE) {
+                ((KeyguardScreen) goneScreen).onPause();
+            }
+            if (visibleScreen.getVisibility() != View.VISIBLE) {
+                ((KeyguardScreen) visibleScreen).onResume();
+            }
+        }
+
+        goneScreen.setVisibility(View.GONE);
+        visibleScreen.setVisibility(View.VISIBLE);
+        requestLayout();
+
+        if (!visibleScreen.requestFocus()) {
+            throw new IllegalStateException("keyguard screen must be able to take "
+                    + "focus when shown " + visibleScreen.getClass().getCanonicalName());
+        }
+    }
+
+    View createLockScreen() {
+        return new LockScreen(
+                mContext,
+                mConfiguration,
+                mLockPatternUtils,
+                mUpdateMonitor,
+                mKeyguardScreenCallback);
+    }
+
+    View createUnlockScreenFor(UnlockMode unlockMode) {
+        View unlockView = null;
+        if (unlockMode == UnlockMode.Pattern) {
+            PatternUnlockScreen view = new PatternUnlockScreen(
+                    mContext,
+                    mConfiguration,
+                    mLockPatternUtils,
+                    mUpdateMonitor,
+                    mKeyguardScreenCallback,
+                    mUpdateMonitor.getFailedAttempts());
+            if (DEBUG) Log.d(TAG,
+                "createUnlockScreenFor(" + unlockMode + "): mEnableFallback=" + mEnableFallback);
+            view.setEnableFallback(mEnableFallback);
+            unlockView = view;
+        } else if (unlockMode == UnlockMode.SimPin) {
+            int subscription = getPinLockedSubscription();
+            Log.d(TAG, "Display SimUnlockScreen for sub :" + subscription);
+            unlockView = new SimUnlockScreen(
+                    mContext,
+                    mConfiguration,
+                    mUpdateMonitor,
+                    mKeyguardScreenCallback,
+                    mLockPatternUtils, subscription);
+        } else if (unlockMode == UnlockMode.Account) {
+            try {
+                unlockView = new AccountUnlockScreen(
+                        mContext,
+                        mConfiguration,
+                        mUpdateMonitor,
+                        mKeyguardScreenCallback,
+                        mLockPatternUtils);
+            } catch (IllegalStateException e) {
+                Log.i(TAG, "Couldn't instantiate AccountUnlockScreen"
+                      + " (IAccountsService isn't available)");
+                // TODO: Need a more general way to provide a
+                // platform-specific fallback UI here.
+                // For now, if we can't display the account login
+                // unlock UI, just bring back the regular "Pattern" unlock mode.
+
+                // (We do this by simply returning a regular UnlockScreen
+                // here.  This means that the user will still see the
+                // regular pattern unlock UI, regardless of the value of
+                // mUnlockScreenMode or whether or not we're in the
+                // "permanently locked" state.)
+                unlockView = createUnlockScreenFor(UnlockMode.Pattern);
+            }
+        } else if (unlockMode == UnlockMode.Password) {
+            unlockView = new PasswordUnlockScreen(
+                    mContext,
+                    mConfiguration,
+                    mLockPatternUtils,
+                    mUpdateMonitor,
+                    mKeyguardScreenCallback);
+        } else {
+            throw new IllegalArgumentException("unknown unlock mode " + unlockMode);
+        }
+        mCurrentUnlockMode = unlockMode;
+        return unlockView;
+    }
+
+    /**
+     * Given the current state of things, what should be the initial mode of
+     * the lock screen (lock or unlock).
+     */
+    private Mode getInitialMode() {
+        boolean isPukRequired = false;
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            isPukRequired = isPukRequired || isSimPukLocked(i);
+            if (isPukRequired) break;
+        }
+        if (stuckOnLockScreenBecauseSimMissing() || isPukRequired) {
+            return Mode.LockScreen;
+        } else {
+            // Show LockScreen first for any screen other than Pattern unlock.
+            final boolean usingLockPattern = mLockPatternUtils.getKeyguardStoredPasswordQuality()
+                    == DevicePolicyManager.PASSWORD_QUALITY_SOMETHING;
+            if (isSecure() && usingLockPattern) {
+                return Mode.UnlockScreen;
+            } else {
+                return Mode.LockScreen;
+            }
+        }
+    }
+
+    /**
+     * Given the current state of things, what should the unlock screen be?
+     */
+    private UnlockMode getUnlockMode() {
+        boolean isPinLocked = false, isPukLocked = false, isPinRequired = false;
+        boolean allSubsPukLocked = true, simPinMode;
+        // In case of multi SIM mode,
+        // Set the unlock mode to "SimPin" in any of these cases.
+        // 1. SUB1 is PIN-Locked and user has not cancelled PIN entry
+        // 2. SUB2 is PIN-Locked and user has not cancelled PIN entry
+        // 3. One of the SUB is PUK-Locked and the other SUB is PIN-Locked.
+        // 4. Both SUBs are PUK-Locked.
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            isPinRequired = isPinRequired || (isSimPinLocked(i) && !isPinUnlockCancelled[i]);
+            isPinLocked = isPinLocked || isSimPinLocked(i);
+            isPukLocked = isPukLocked || isSimPukLocked(i);
+            allSubsPukLocked = allSubsPukLocked && isSimPukLocked(i);
+        }
+        simPinMode = isPinRequired || (isPukLocked && isPinLocked) || allSubsPukLocked;
+        UnlockMode currentMode;
+        if (simPinMode) {
+            // SimUnlockScreen is displayed when the unlock mode is set to SimPin.
+            currentMode = UnlockMode.SimPin;
+        } else {
+            final int mode = mLockPatternUtils.getKeyguardStoredPasswordQuality();
+            switch (mode) {
+                case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC:
+                case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC:
+                case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC:
+                    currentMode = UnlockMode.Password;
+                    break;
+                case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING:
+                case DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED:
+                    // "forgot pattern" button is only available in the pattern mode...
+                    if (mForgotPattern || mLockPatternUtils.isPermanentlyLocked()) {
+                        currentMode = UnlockMode.Account;
+                    } else {
+                        currentMode = UnlockMode.Pattern;
+                    }
+                    break;
+                default:
+                   throw new IllegalStateException("Unknown unlock mode:" + mode);
+            }
+        }
+        return currentMode;
+    }
+
+    private void showTimeoutDialog() {
+        int timeoutInSeconds = (int) LockPatternUtils.FAILED_ATTEMPT_TIMEOUT_MS / 1000;
+        String message = mContext.getString(
+                R.string.lockscreen_too_many_failed_attempts_dialog_message,
+                mUpdateMonitor.getFailedAttempts(),
+                timeoutInSeconds);
+        final AlertDialog dialog = new AlertDialog.Builder(mContext)
+                .setTitle(null)
+                .setMessage(message)
+                .setNeutralButton(R.string.ok, null)
+                .create();
+        dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
+        if (!mContext.getResources().getBoolean(
+                com.android.internal.R.bool.config_sf_slowBlur)) {
+            dialog.getWindow().setFlags(
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+        }
+        dialog.show();
+    }
+
+    private void showAlmostAtAccountLoginDialog() {
+        int timeoutInSeconds = (int) LockPatternUtils.FAILED_ATTEMPT_TIMEOUT_MS / 1000;
+        String message = mContext.getString(
+                R.string.lockscreen_failed_attempts_almost_glogin,
+                LockPatternUtils.FAILED_ATTEMPTS_BEFORE_RESET
+                - LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT,
+                LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT,
+                timeoutInSeconds);
+        final AlertDialog dialog = new AlertDialog.Builder(mContext)
+                .setTitle(null)
+                .setMessage(message)
+                .setNeutralButton(R.string.ok, null)
+                .create();
+        dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
+        if (!mContext.getResources().getBoolean(
+                com.android.internal.R.bool.config_sf_slowBlur)) {
+            dialog.getWindow().setFlags(
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+        }
+        dialog.show();
+    }
+
+    /**
+     * Used to put wallpaper on the background of the lock screen.  Centers it
+     * Horizontally and pins the bottom (assuming that the lock screen is aligned
+     * with the bottom, so the wallpaper should extend above the top into the
+     * status bar).
+     */
+    static private class FastBitmapDrawable extends Drawable {
+        private Bitmap mBitmap;
+        private int mOpacity;
+
+        private FastBitmapDrawable(Bitmap bitmap) {
+            mBitmap = bitmap;
+            mOpacity = mBitmap.hasAlpha() ? PixelFormat.TRANSLUCENT : PixelFormat.OPAQUE;
+        }
+
+        @Override
+        public void draw(Canvas canvas) {
+            canvas.drawBitmap(
+                    mBitmap,
+                    (getBounds().width() - mBitmap.getWidth()) / 2,
+                    (getBounds().height() - mBitmap.getHeight()),
+                    null);
+        }
+
+        @Override
+        public int getOpacity() {
+            return mOpacity;
+        }
+
+        @Override
+        public void setAlpha(int alpha) {
+        }
+
+        @Override
+        public void setColorFilter(ColorFilter cf) {
+        }
+
+        @Override
+        public int getIntrinsicWidth() {
+            return mBitmap.getWidth();
+        }
+
+        @Override
+        public int getIntrinsicHeight() {
+            return mBitmap.getHeight();
+        }
+
+        @Override
+        public int getMinimumWidth() {
+            return mBitmap.getWidth();
+        }
+
+        @Override
+        public int getMinimumHeight() {
+            return mBitmap.getHeight();
+        }
+    }
+}
+

base/policy/src/com/android/internal/policy/impl/LockPatternKeyguardViewProperties.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.widget.LockPatternUtils;
+
+import android.content.Context;
+import com.android.internal.telephony.IccCard;
+import android.telephony.TelephonyManager;
+/**
+ * Knows how to create a lock pattern keyguard view, and answer questions about
+ * it (even if it hasn't been created, per the interface specs).
+ */
+public class LockPatternKeyguardViewProperties implements KeyguardViewProperties {
+
+    private final LockPatternUtils mLockPatternUtils;
+    private final KeyguardUpdateMonitor mUpdateMonitor;
+
+    /**
+     * @param lockPatternUtils Used to know whether the pattern enabled, and passed
+     *   onto the keygaurd view when it is created.
+     * @param updateMonitor Used to know whether the sim pin is enabled, and passed
+     *   onto the keyguard view when it is created.
+     */
+    public LockPatternKeyguardViewProperties(LockPatternUtils lockPatternUtils,
+            KeyguardUpdateMonitor updateMonitor) {
+        mLockPatternUtils = lockPatternUtils;
+        mUpdateMonitor = updateMonitor;
+    }
+
+    public KeyguardViewBase createKeyguardView(Context context,
+            KeyguardUpdateMonitor updateMonitor,
+            KeyguardWindowController controller) {
+        return new LockPatternKeyguardView(context, updateMonitor,
+                mLockPatternUtils, controller);
+    }
+
+    public boolean isSecure() {
+        return mLockPatternUtils.isSecure() || isSimPinSecure();
+    }
+
+    private boolean isSimPinSecure() {
+        final IccCard.State[] simState;
+        boolean isSimPinSecure = false;
+
+        int numPhones = TelephonyManager.getPhoneCount();
+        simState = new IccCard.State[numPhones];
+        for (int i = 0; i < numPhones; i++) {
+            simState[i] = mUpdateMonitor.getSimState(i);
+            // isPinLocked returns true if SIM is PIN/PUK Locked.
+            isSimPinSecure = isSimPinSecure || (simState[i].isPinLocked()
+                    || simState[i] == IccCard.State.ABSENT);
+            if (isSimPinSecure) break;
+        }
+        return isSimPinSecure;
+    }
+
+}

base/policy/src/com/android/internal/policy/impl/LockScreen.java

@@ -0,0 +1,867 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.R;
+import com.android.internal.telephony.IccCard;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.SlidingTab;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+import android.content.res.ColorStateList;
+import android.text.format.DateFormat;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.*;
+import android.graphics.drawable.Drawable;
+import android.util.Log;
+import android.media.AudioManager;
+import android.os.BatteryManager;
+import android.os.SystemClock;
+import android.os.SystemProperties;
+import android.provider.Settings;
+import android.telephony.TelephonyManager;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.io.File;
+
+/**
+ * The screen within {@link LockPatternKeyguardView} that shows general
+ * information about the device depending on its state, and how to get
+ * past it, as applicable.
+ */
+class LockScreen extends LinearLayout implements KeyguardScreen, KeyguardUpdateMonitor.InfoCallback,
+        KeyguardUpdateMonitor.SimStateCallback, SlidingTab.OnTriggerListener {
+
+    private static final boolean DBG = false;
+    private static final String TAG = "LockScreen";
+    private static final String ENABLE_MENU_KEY_FILE = "/data/local/enable_menu_key";
+
+    private Status[] mStatus = {Status.Normal};
+
+    private LockPatternUtils mLockPatternUtils;
+    private KeyguardUpdateMonitor mUpdateMonitor;
+    private KeyguardScreenCallback mCallback;
+
+    private TextView[] mCarrier;
+    private SlidingTab mSelector;
+    private TextView mTime;
+    private TextView mDate;
+    private TextView mStatus1;
+    private TextView mStatus2;
+    private TextView mScreenLocked;
+    private TextView[] mEmergencyCallText;
+    private Button mEmergencyCallButton;
+
+    // current configuration state of keyboard and display
+    private int mKeyboardHidden;
+    private int mCreationOrientation;
+
+    // are we showing battery information?
+    private boolean mShowingBatteryInfo = false;
+
+    // last known plugged in state
+    private boolean mPluggedIn = false;
+
+    // last known battery level
+    private int mBatteryLevel = 100;
+
+    private String mNextAlarm = null;
+    private Drawable mAlarmIcon = null;
+    private String mCharging = null;
+    private Drawable mChargingIcon = null;
+
+    private boolean mSilentMode;
+    private AudioManager mAudioManager;
+    private String mDateFormatString;
+    private java.text.DateFormat mTimeFormat;
+    private boolean mEnableMenuKeyInLockScreen;
+
+    private int[] mResId = {R.id.carrier, R.id.carrier_sub2};
+    private int[] mEmergencyId = {R.id.emergencyCallText, R.id.emergencyCallTextSub2};
+
+    /**
+     * The status of this lock screen.
+     */
+    enum Status {
+        /**
+         * Normal case (sim card present, it's not locked)
+         */
+        Normal(true),
+
+        /**
+         * The sim card is 'network locked'.
+         */
+        NetworkLocked(true),
+
+        /**
+         * The sim card is missing.
+         */
+        SimMissing(false),
+
+        /**
+         * The sim card is missing, and this is the device isn't provisioned, so we don't let
+         * them get past the screen.
+         */
+        SimMissingLocked(false),
+
+        /**
+         * The sim card is PUK locked, meaning they've entered the wrong sim unlock code too many
+         * times.
+         */
+        SimPukLocked(false),
+
+        /**
+         * The sim card is locked.
+         */
+        SimLocked(true),
+
+        /**
+         * The sim card is faulty.
+         */
+        SimIOError(true),
+
+        /**
+         * The ICC card is 'SIM network subset locked'.
+         */
+        NetworkSubsetLocked(true),
+
+        /**
+         * The ICC card is 'SIM corporate locked'.
+         */
+        CorporateLocked(true),
+
+        /**
+         * The ICC card is 'SIM service provider locked'.
+         */
+        ServiceProviderLocked(true),
+
+        /**
+         * The ICC card is 'SIM SIM locked'.
+         */
+        SimSimLocked(true),
+
+        /**
+         * The ICC card is 'RUIM network1 locked'.
+         */
+        RuimNetwork1Locked(true),
+
+        /**
+         * The ICC card is 'RUIM network2 locked'.
+         */
+        RuimNetwork2Locked(true),
+
+        /**
+         * The ICC card is 'RUIM hrpd locked'.
+         */
+        RuimHrpdLocked(true),
+
+        /**
+         * The ICC card is 'RUIM corporate locked'.
+         */
+        RuimCorporateLocked(true),
+
+        /**
+         * The ICC card is 'RUIM service provider locked'.
+         */
+        RuimServiceProviderLocked(true),
+
+        /**
+         * The ICC card is 'RUIM RUIM locked'.
+         */
+        RuimRuimLocked(true);
+
+        private final boolean mShowStatusLines;
+
+        Status(boolean mShowStatusLines) {
+            this.mShowStatusLines = mShowStatusLines;
+        }
+
+        /**
+         * @return Whether the status lines (battery level and / or next alarm) are shown while
+         *         in this state.  Mostly dictated by whether this is room for them.
+         */
+        public boolean showStatusLines() {
+            return mShowStatusLines;
+        }
+    }
+
+    /**
+     * In general, we enable unlocking the insecure key guard with the menu key. However, there are
+     * some cases where we wish to disable it, notably when the menu button placement or technology
+     * is prone to false positives.
+     *
+     * @return true if the menu key should be enabled
+     */
+    private boolean shouldEnableMenuKey() {
+        final Resources res = getResources();
+        final boolean configDisabled = res.getBoolean(R.bool.config_disableMenuKeyInLockScreen);
+        final boolean isMonkey = SystemProperties.getBoolean("ro.monkey", false);
+        final boolean fileOverride = (new File(ENABLE_MENU_KEY_FILE)).exists();
+        return !configDisabled || isMonkey || fileOverride;
+    }
+
+    /**
+     * @param context Used to setup the view.
+     * @param configuration The current configuration. Used to use when selecting layout, etc.
+     * @param lockPatternUtils Used to know the state of the lock pattern settings.
+     * @param updateMonitor Used to register for updates on various keyguard related
+     *    state, and query the initial state at setup.
+     * @param callback Used to communicate back to the host keyguard view.
+     */
+    LockScreen(Context context, Configuration configuration, LockPatternUtils lockPatternUtils,
+            KeyguardUpdateMonitor updateMonitor,
+            KeyguardScreenCallback callback) {
+        super(context);
+        mLockPatternUtils = lockPatternUtils;
+        mUpdateMonitor = updateMonitor;
+        mCallback = callback;
+
+        mEnableMenuKeyInLockScreen = shouldEnableMenuKey();
+
+        mCreationOrientation = configuration.orientation;
+
+        mKeyboardHidden = configuration.hardKeyboardHidden;
+
+        if (LockPatternKeyguardView.DEBUG_CONFIGURATION) {
+            Log.v(TAG, "***** CREATING LOCK SCREEN", new RuntimeException());
+            Log.v(TAG, "Cur orient=" + mCreationOrientation
+                    + " res orient=" + context.getResources().getConfiguration().orientation);
+        }
+
+        final LayoutInflater inflater = LayoutInflater.from(context);
+        Log.d(TAG, "Keyguard screen = " + mCreationOrientation);
+        if (mCreationOrientation != Configuration.ORIENTATION_LANDSCAPE) {
+            inflater.inflate(R.layout.keyguard_screen_tab_unlock, this, true);
+        } else {
+            inflater.inflate(R.layout.keyguard_screen_tab_unlock_land, this, true);
+        }
+
+        int numPhones = TelephonyManager.getPhoneCount();
+        // Sim States for the subscription
+        mStatus = new Status[numPhones];
+        mCarrier = new TextView[numPhones];
+        for (int i = 0; i < numPhones; i++) {
+            mStatus[i] = Status.Normal;
+            mCarrier[i] = (TextView) findViewById(mResId[i]);
+            // Required for Marquee to work
+            mCarrier[i].setSelected(true);
+            mCarrier[i].setTextColor(0xffffffff);
+        }
+        mEmergencyCallText = new TextView[mEmergencyId.length];
+        for (int i=0; i < mEmergencyId.length; i++) {
+            mEmergencyCallText[i] = (TextView) findViewById(mEmergencyId[i]);
+            mEmergencyCallText[i].setVisibility(View.GONE);
+        }
+
+        mDate = (TextView) findViewById(R.id.date);
+        mStatus1 = (TextView) findViewById(R.id.status1);
+        mStatus2 = (TextView) findViewById(R.id.status2);
+
+        mScreenLocked = (TextView) findViewById(R.id.screenLocked);
+        mSelector = (SlidingTab) findViewById(R.id.tab_selector);
+        mSelector.setHoldAfterTrigger(true, false);
+        mSelector.setLeftHintText(R.string.lockscreen_unlock_label);
+
+        mEmergencyCallButton = (Button) findViewById(R.id.emergencyCallButton);
+        mEmergencyCallButton.setText(R.string.lockscreen_emergency_call);
+
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+        mEmergencyCallButton.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v) {
+                mCallback.takeEmergencyCallAction();
+            }
+        });
+
+
+        setFocusable(true);
+        setFocusableInTouchMode(true);
+        setDescendantFocusability(ViewGroup.FOCUS_BLOCK_DESCENDANTS);
+
+        mUpdateMonitor.registerInfoCallback(this);
+        mUpdateMonitor.registerSimStateCallback(this);
+
+        mAudioManager = (AudioManager) getContext().getSystemService(Context.AUDIO_SERVICE);
+        mSilentMode = isSilentMode();
+
+        mSelector.setLeftTabResources(
+                R.drawable.ic_jog_dial_unlock,
+                R.drawable.jog_tab_target_green,
+                R.drawable.jog_tab_bar_left_unlock,
+                R.drawable.jog_tab_left_unlock);
+
+        updateRightTabResources();
+
+        mSelector.setOnTriggerListener(this);
+
+        resetStatusInfo(updateMonitor);
+    }
+
+    private boolean isSilentMode() {
+        return mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_NORMAL;
+    }
+
+    private void updateRightTabResources() {
+        boolean vibe = mSilentMode
+            && (mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_VIBRATE);
+
+        mSelector.setRightTabResources(
+                mSilentMode ? ( vibe ? R.drawable.ic_jog_dial_vibrate_on
+                                     : R.drawable.ic_jog_dial_sound_off )
+                            : R.drawable.ic_jog_dial_sound_on,
+                mSilentMode ? R.drawable.jog_tab_target_yellow
+                            : R.drawable.jog_tab_target_gray,
+                mSilentMode ? R.drawable.jog_tab_bar_right_sound_on
+                            : R.drawable.jog_tab_bar_right_sound_off,
+                mSilentMode ? R.drawable.jog_tab_right_sound_on
+                            : R.drawable.jog_tab_right_sound_off);
+    }
+
+    private void resetStatusInfo(KeyguardUpdateMonitor updateMonitor) {
+        mShowingBatteryInfo = updateMonitor.shouldShowBatteryInfo();
+        mPluggedIn = updateMonitor.isDevicePluggedIn();
+        mBatteryLevel = updateMonitor.getBatteryLevel();
+
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            mStatus[i] = getCurrentStatus(updateMonitor.getSimState(i));
+            updateLayout(mStatus[i], i);
+        }
+
+        refreshBatteryStringAndIcon();
+        refreshAlarmDisplay();
+
+        mTimeFormat = DateFormat.getTimeFormat(getContext());
+        mDateFormatString = getContext().getString(R.string.full_wday_month_day_no_year);
+        refreshTimeAndDateDisplay();
+        updateStatusLines();
+    }
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        if (keyCode == KeyEvent.KEYCODE_MENU && mEnableMenuKeyInLockScreen) {
+            mCallback.goToUnlockScreen();
+        }
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    public void onTrigger(View v, int whichHandle) {
+        if (whichHandle == SlidingTab.OnTriggerListener.LEFT_HANDLE) {
+            mCallback.goToUnlockScreen();
+        } else if (whichHandle == SlidingTab.OnTriggerListener.RIGHT_HANDLE) {
+            // toggle silent mode
+            mSilentMode = !mSilentMode;
+            if (mSilentMode) {
+                final boolean vibe = (Settings.System.getInt(
+                    getContext().getContentResolver(),
+                    Settings.System.VIBRATE_IN_SILENT, 1) == 1);
+
+                mAudioManager.setRingerMode(vibe
+                    ? AudioManager.RINGER_MODE_VIBRATE
+                    : AudioManager.RINGER_MODE_SILENT);
+            } else {
+                mAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
+            }
+
+            updateRightTabResources();
+
+            String message = mSilentMode ?
+                    getContext().getString(R.string.global_action_silent_mode_on_status) :
+                    getContext().getString(R.string.global_action_silent_mode_off_status);
+
+            final int toastIcon = mSilentMode
+                ? R.drawable.ic_lock_ringer_off
+                : R.drawable.ic_lock_ringer_on;
+
+            final int toastColor = mSilentMode
+                ? getContext().getResources().getColor(R.color.keyguard_text_color_soundoff)
+                : getContext().getResources().getColor(R.color.keyguard_text_color_soundon);
+            toastMessage(mScreenLocked, message, toastColor, toastIcon);
+            mCallback.pokeWakelock();
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void onGrabbedStateChange(View v, int grabbedState) {
+        if (grabbedState == SlidingTab.OnTriggerListener.RIGHT_HANDLE) {
+            mSilentMode = isSilentMode();
+            mSelector.setRightHintText(mSilentMode ? R.string.lockscreen_sound_on_label
+                    : R.string.lockscreen_sound_off_label);
+        }
+        // Don't poke the wake lock when returning to a state where the handle is
+        // not grabbed since that can happen when the system (instead of the user)
+        // cancels the grab.
+        if (grabbedState != SlidingTab.OnTriggerListener.NO_HANDLE) {
+            mCallback.pokeWakelock();
+        }
+    }
+
+    /**
+     * Displays a message in a text view and then restores the previous text.
+     * @param textView The text view.
+     * @param text The text.
+     * @param color The color to apply to the text, or 0 if the existing color should be used.
+     * @param iconResourceId The left hand icon.
+     */
+    private void toastMessage(final TextView textView, final String text, final int color, final int iconResourceId) {
+        if (mPendingR1 != null) {
+            textView.removeCallbacks(mPendingR1);
+            mPendingR1 = null;
+        }
+        if (mPendingR2 != null) {
+            mPendingR2.run(); // fire immediately, restoring non-toasted appearance
+            textView.removeCallbacks(mPendingR2);
+            mPendingR2 = null;
+        }
+
+        final String oldText = textView.getText().toString();
+        final ColorStateList oldColors = textView.getTextColors();
+
+        mPendingR1 = new Runnable() {
+            public void run() {
+                textView.setText(text);
+                if (color != 0) {
+                    textView.setTextColor(color);
+                }
+                textView.setCompoundDrawablesWithIntrinsicBounds(iconResourceId, 0, 0, 0);
+            }
+        };
+
+        textView.postDelayed(mPendingR1, 0);
+        mPendingR2 = new Runnable() {
+            public void run() {
+                textView.setText(oldText);
+                textView.setTextColor(oldColors);
+                textView.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+            }
+        };
+        textView.postDelayed(mPendingR2, 3500);
+    }
+    private Runnable mPendingR1;
+    private Runnable mPendingR2;
+
+    private void refreshAlarmDisplay() {
+        mNextAlarm = mLockPatternUtils.getNextAlarm();
+        if (mNextAlarm != null) {
+            mAlarmIcon = getContext().getResources().getDrawable(R.drawable.ic_lock_idle_alarm);
+        }
+        updateStatusLines();
+    }
+
+    /** {@inheritDoc} */
+    public void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn,
+            int batteryLevel) {
+        if (DBG) Log.d(TAG, "onRefreshBatteryInfo(" + showBatteryInfo + ", " + pluggedIn + ")");
+        mShowingBatteryInfo = showBatteryInfo;
+        mPluggedIn = pluggedIn;
+        mBatteryLevel = batteryLevel;
+
+        refreshBatteryStringAndIcon();
+        updateStatusLines();
+    }
+
+    private void refreshBatteryStringAndIcon() {
+        if (!mShowingBatteryInfo) {
+            mCharging = null;
+            return;
+        }
+
+        if (mChargingIcon == null) {
+            mChargingIcon =
+                    getContext().getResources().getDrawable(R.drawable.ic_lock_idle_charging);
+        }
+
+        if (mPluggedIn) {
+            if (mUpdateMonitor.isDeviceCharged()) {
+                mCharging = getContext().getString(R.string.lockscreen_charged);
+            } else {
+                mCharging = getContext().getString(R.string.lockscreen_plugged_in, mBatteryLevel);
+            }
+        } else {
+            mCharging = getContext().getString(R.string.lockscreen_low_battery);
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void onTimeChanged() {
+        refreshTimeAndDateDisplay();
+    }
+
+    private void refreshTimeAndDateDisplay() {
+        mDate.setText(DateFormat.format(mDateFormatString, new Date()));
+    }
+
+    private void updateStatusLines() {
+        // Use default subscription status for alarm and charging text display.
+        int sub = TelephonyManager.getDefaultSubscription();
+        if (!mStatus[sub].showStatusLines()
+                || (mCharging == null && mNextAlarm == null)) {
+            mStatus1.setVisibility(View.INVISIBLE);
+            mStatus2.setVisibility(View.INVISIBLE);
+        } else if (mCharging != null && mNextAlarm == null) {
+            // charging only
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatus2.setVisibility(View.INVISIBLE);
+
+            mStatus1.setText(mCharging);
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(mChargingIcon, null, null, null);
+        } else if (mNextAlarm != null && mCharging == null) {
+            // next alarm only
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatus2.setVisibility(View.INVISIBLE);
+
+            mStatus1.setText(mNextAlarm);
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(mAlarmIcon, null, null, null);
+        } else if (mCharging != null && mNextAlarm != null) {
+            // both charging and next alarm
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatus2.setVisibility(View.VISIBLE);
+
+            mStatus1.setText(mCharging);
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(mChargingIcon, null, null, null);
+            mStatus2.setText(mNextAlarm);
+            mStatus2.setCompoundDrawablesWithIntrinsicBounds(mAlarmIcon, null, null, null);
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription) {
+        if (DBG) Log.d(TAG, "onRefreshCarrierInfo(" + plmn + ", " + spn + ")");
+        // Update operator name display.
+        updateLayout(mStatus[subscription], subscription);
+    }
+
+    /**
+     * Determine the current status of the lock screen given the sim state and other stuff.
+     */
+    private Status getCurrentStatus(IccCard.State simState) {
+        boolean missingAndNotProvisioned = (!mUpdateMonitor.isDeviceProvisioned()
+                && simState == IccCard.State.ABSENT);
+        if (missingAndNotProvisioned) {
+            return Status.SimMissingLocked;
+        }
+
+        switch (simState) {
+            case ABSENT:
+                return Status.SimMissing;
+            case NETWORK_LOCKED:
+                return Status.NetworkLocked;
+            case NOT_READY:
+                return Status.SimMissing;
+            case PIN_REQUIRED:
+                return Status.SimLocked;
+            case PUK_REQUIRED:
+                return Status.SimPukLocked;
+            case READY:
+                return Status.Normal;
+            case UNKNOWN:
+                return Status.SimMissing;
+            case CARD_IO_ERROR:
+                return Status.SimIOError;
+            case SIM_NETWORK_SUBSET_LOCKED:
+                return Status.NetworkSubsetLocked;
+            case SIM_CORPORATE_LOCKED:
+                return Status.CorporateLocked;
+            case SIM_SERVICE_PROVIDER_LOCKED:
+                return Status.ServiceProviderLocked;
+            case SIM_SIM_LOCKED:
+                return Status.SimSimLocked;
+            case RUIM_NETWORK1_LOCKED:
+                return Status.RuimNetwork1Locked;
+            case RUIM_NETWORK2_LOCKED:
+                return Status.RuimNetwork2Locked;
+            case RUIM_HRPD_LOCKED:
+                return Status.RuimHrpdLocked;
+            case RUIM_CORPORATE_LOCKED:
+                return Status.RuimCorporateLocked;
+            case RUIM_SERVICE_PROVIDER_LOCKED:
+                return Status.RuimServiceProviderLocked;
+            case RUIM_RUIM_LOCKED:
+                return Status.RuimRuimLocked;
+        }
+        return Status.SimMissing;
+    }
+
+    /**
+     * Update the layout to match the current status.
+     */
+    private void updateLayout(Status status, int subscription) {
+        // The emergency call button no longer appears on this screen.
+        Log.d(TAG, "updateLayout: status=" + status + "subscription=" + subscription);
+
+        mEmergencyCallButton.setVisibility(View.GONE); // in almost all cases
+
+        switch (status) {
+            case Normal:
+                // text
+                mCarrier[subscription].setText(
+                         getCarrierString(
+                         mUpdateMonitor.getTelephonyPlmn(subscription),
+                         mUpdateMonitor.getTelephonySpn(subscription)));
+                // Empty now, but used for sliding tab feedback
+                mScreenLocked.setText("");
+
+                // layout
+                mScreenLocked.setVisibility(View.VISIBLE);
+                mSelector.setVisibility(View.VISIBLE);
+                mEmergencyCallText[subscription].setVisibility(View.GONE);
+                break;
+            case NetworkLocked:
+                // The carrier string shows both sim card status (i.e. No Sim Card) and
+                // carrier's name and/or "Emergency Calls Only" status
+                mCarrier[subscription].setText(
+                        getCarrierString(
+                                mUpdateMonitor.getTelephonyPlmn(subscription),
+                                getContext().getText(R.string.lockscreen_sim_network_locked_message)));
+                mScreenLocked.setText(R.string.lockscreen_instructions_when_pattern_disabled);
+
+                // layout
+                mScreenLocked.setVisibility(View.VISIBLE);
+                mSelector.setVisibility(View.VISIBLE);
+                mEmergencyCallText[subscription].setVisibility(View.GONE);
+                break;
+            case SimMissing:
+                // text
+                mCarrier[subscription].setText(R.string.lockscreen_missing_sim_message_short);
+                mScreenLocked.setText(R.string.lockscreen_missing_sim_instructions);
+
+                // layout
+                mScreenLocked.setVisibility(View.VISIBLE);
+                mSelector.setVisibility(View.VISIBLE);
+                mEmergencyCallText[subscription].setVisibility(View.VISIBLE);
+                // do not need to show the e-call button; user may unlock
+                break;
+            case SimMissingLocked:
+                // text
+                mCarrier[subscription].setText(
+                        getCarrierString(
+                                mUpdateMonitor.getTelephonyPlmn(subscription),
+                                getContext().getText(R.string.lockscreen_missing_sim_message_short)));
+
+                disableUnlockScreen(R.string.lockscreen_missing_sim_instructions, subscription);
+                break;
+            case SimLocked:
+                // text
+                mCarrier[subscription].setText(
+                        getCarrierString(
+                                mUpdateMonitor.getTelephonyPlmn(subscription),
+                                getContext().getText(R.string.lockscreen_sim_sim_locked_message)));
+
+                // layout
+                mScreenLocked.setVisibility(View.INVISIBLE);
+                mSelector.setVisibility(View.VISIBLE);
+                mEmergencyCallText[subscription].setVisibility(View.GONE);
+                break;
+            case SimPukLocked:
+                // text
+                mCarrier[subscription].setText(
+                        getCarrierString(
+                                mUpdateMonitor.getTelephonyPlmn(subscription),
+                                getContext().getText(R.string.lockscreen_sim_puk_locked_message)));
+
+                disableUnlockScreen(R.string.lockscreen_sim_puk_locked_instructions, subscription);
+                break;
+            case SimIOError:
+                // text
+                mCarrier[subscription].setText(R.string.lockscreen_sim_error_message_short);
+                mScreenLocked.setText(R.string.lockscreen_instructions_when_pattern_disabled);
+
+                // layout
+                mScreenLocked.setVisibility(View.INVISIBLE);
+                mSelector.setVisibility(View.VISIBLE);
+                mEmergencyCallButton.setVisibility(View.VISIBLE);
+                mEmergencyCallText[subscription].setVisibility(View.VISIBLE);
+                break;
+            case NetworkSubsetLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_sim_network_subset_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case CorporateLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_sim_corporate_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case ServiceProviderLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_sim_service_provider_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case SimSimLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_sim_sim_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimNetwork1Locked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_network1_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimNetwork2Locked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_network2_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimHrpdLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_hrpd_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimCorporateLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_corporate_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimServiceProviderLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_service_provider_locked_message);
+                updateLayoutForPersoText();
+                break;
+            case RuimRuimLocked:
+                //  text
+                mCarrier[subscription].setText(R.string.lockscreen_ruim_ruim_locked_message);
+                updateLayoutForPersoText();
+                break;
+        }
+    }
+
+    private void disableUnlockScreen(int resId, int subscription) {
+        // layout
+        boolean disableUnlockScreen = true;
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            disableUnlockScreen = disableUnlockScreen
+                    && (mStatus[i] == Status.SimMissingLocked ||
+                    mStatus[i] == Status.SimPukLocked);
+            if (!disableUnlockScreen) break;
+        }
+        if (disableUnlockScreen) {
+             mScreenLocked.setText(resId);
+             mSelector.setVisibility(View.GONE); // cannot unlock
+             mEmergencyCallText[subscription].setVisibility(View.VISIBLE);
+             mEmergencyCallButton.setVisibility(View.VISIBLE);
+        } else {
+             mSelector.setVisibility(View.VISIBLE);
+        }
+    }
+
+    private void updateLayoutForPersoText() {
+        mScreenLocked.setText(R.string.lockscreen_instructions_when_pattern_disabled);
+
+        // layout
+        mScreenLocked.setVisibility(View.VISIBLE);
+        mSelector.setVisibility(View.VISIBLE);
+        mEmergencyCallButton.setVisibility(View.GONE);
+    }
+
+    static CharSequence getCarrierString(CharSequence telephonyPlmn, CharSequence telephonySpn) {
+        if (telephonyPlmn != null && telephonySpn == null) {
+            return telephonyPlmn;
+        } else if (telephonyPlmn != null && telephonySpn != null) {
+            return telephonyPlmn + "|" + telephonySpn;
+        } else if (telephonyPlmn == null && telephonySpn != null) {
+            return telephonySpn;
+        } else {
+            return "";
+        }
+    }
+
+    public void onSimStateChanged(IccCard.State simState, int subscription) {
+        Log.d(TAG, "onSimStateChanged : simState = " + simState + ", subscription = " + subscription);
+        mStatus[subscription] = getCurrentStatus(simState);
+        updateLayout(mStatus[subscription], subscription);
+        updateStatusLines();
+    }
+
+    void updateConfiguration() {
+        Configuration newConfig = getResources().getConfiguration();
+        if (newConfig.orientation != mCreationOrientation) {
+            mCallback.recreateMe(newConfig);
+        } else if (newConfig.hardKeyboardHidden != mKeyboardHidden) {
+            mKeyboardHidden = newConfig.hardKeyboardHidden;
+            final boolean isKeyboardOpen = mKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO;
+            if (mUpdateMonitor.isKeyguardBypassEnabled() && isKeyboardOpen) {
+                mCallback.goToUnlockScreen();
+            }
+        }
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        if (LockPatternKeyguardView.DEBUG_CONFIGURATION) {
+            Log.v(TAG, "***** LOCK ATTACHED TO WINDOW");
+            Log.v(TAG, "Cur orient=" + mCreationOrientation
+                    + ", new config=" + getResources().getConfiguration());
+        }
+        updateConfiguration();
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        if (LockPatternKeyguardView.DEBUG_CONFIGURATION) {
+            Log.w(TAG, "***** LOCK CONFIG CHANGING", new RuntimeException());
+            Log.v(TAG, "Cur orient=" + mCreationOrientation
+                    + ", new config=" + newConfig);
+        }
+        updateConfiguration();
+    }
+
+    /** {@inheritDoc} */
+    public boolean needsInput() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    public void onPause() {
+
+    }
+
+    /** {@inheritDoc} */
+    public void onResume() {
+        resetStatusInfo(mUpdateMonitor);
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+    }
+
+    /** {@inheritDoc} */
+    public void cleanUp() {
+        mUpdateMonitor.removeCallback(this); // this must be first
+        mLockPatternUtils = null;
+        mUpdateMonitor = null;
+        mCallback = null;
+    }
+
+    /** {@inheritDoc} */
+    public void onRingerModeChanged(int state) {
+        boolean silent = AudioManager.RINGER_MODE_NORMAL != state;
+        if (silent != mSilentMode) {
+            mSilentMode = silent;
+            updateRightTabResources();
+        }
+    }
+
+    public void onPhoneStateChanged(String newState) {
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+    }
+}

base/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java

@@ -0,0 +1,267 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.app.admin.DevicePolicyManager;
+import android.content.Context;
+import android.content.res.Configuration;
+import android.graphics.Rect;
+
+import com.android.internal.policy.impl.PatternUnlockScreen.FooterMode;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.PasswordEntryKeyboardView;
+
+import android.os.CountDownTimer;
+import android.os.SystemClock;
+import android.telephony.TelephonyManager;
+import android.text.method.DigitsKeyListener;
+import android.text.method.TextKeyListener;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.inputmethod.EditorInfo;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.TextView.OnEditorActionListener;
+
+import com.android.internal.R;
+import com.android.internal.widget.PasswordEntryKeyboardHelper;
+
+/**
+ * Displays a dialer-like interface or alphanumeric (latin-1) key entry for the user to enter
+ * an unlock password
+ */
+public class PasswordUnlockScreen extends LinearLayout implements KeyguardScreen,
+        View.OnClickListener, KeyguardUpdateMonitor.InfoCallback, OnEditorActionListener {
+
+    private final KeyguardUpdateMonitor mUpdateMonitor;
+    private final KeyguardScreenCallback mCallback;
+
+    private EditText mPasswordEntry;
+    private Button mEmergencyCallButton;
+    private LockPatternUtils mLockPatternUtils;
+    private PasswordEntryKeyboardView mKeyboardView;
+    private PasswordEntryKeyboardHelper mKeyboardHelper;
+
+    private int mCreationOrientation;
+    private int mCreationHardKeyboardHidden;
+    private CountDownTimer mCountdownTimer;
+    private TextView mTitle;
+
+    // To avoid accidental lockout due to events while the device in in the pocket, ignore
+    // any passwords with length less than or equal to this length.
+    private static final int MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT = 3;
+
+    public PasswordUnlockScreen(Context context, Configuration configuration,
+            LockPatternUtils lockPatternUtils, KeyguardUpdateMonitor updateMonitor,
+            KeyguardScreenCallback callback) {
+        super(context);
+
+        mCreationHardKeyboardHidden = configuration.hardKeyboardHidden;
+        mCreationOrientation = configuration.orientation;
+        mUpdateMonitor = updateMonitor;
+        mCallback = callback;
+        mLockPatternUtils = lockPatternUtils;
+
+        LayoutInflater layoutInflater = LayoutInflater.from(context);
+        if (mCreationOrientation != Configuration.ORIENTATION_LANDSCAPE) {
+            layoutInflater.inflate(R.layout.keyguard_screen_password_portrait, this, true);
+        } else {
+            layoutInflater.inflate(R.layout.keyguard_screen_password_landscape, this, true);
+        }
+
+        final int quality = lockPatternUtils.getKeyguardStoredPasswordQuality();
+        final boolean isAlpha = DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC == quality
+                || DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == quality;
+
+        mKeyboardView = (PasswordEntryKeyboardView) findViewById(R.id.keyboard);
+        mPasswordEntry = (EditText) findViewById(R.id.passwordEntry);
+        mPasswordEntry.setOnEditorActionListener(this);
+        mEmergencyCallButton = (Button) findViewById(R.id.emergencyCall);
+        mEmergencyCallButton.setOnClickListener(this);
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+        mTitle = (TextView) findViewById(R.id.enter_password_label);
+
+        mKeyboardHelper = new PasswordEntryKeyboardHelper(context, mKeyboardView, this);
+        mKeyboardHelper.setKeyboardMode(isAlpha ? PasswordEntryKeyboardHelper.KEYBOARD_MODE_ALPHA
+                : PasswordEntryKeyboardHelper.KEYBOARD_MODE_NUMERIC);
+
+        mKeyboardView.setVisibility(mCreationHardKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO
+                ? View.INVISIBLE : View.VISIBLE);
+        mPasswordEntry.requestFocus();
+
+        // This allows keyboards with overlapping qwerty/numeric keys to choose just the
+        // numeric keys.
+        if (isAlpha) {
+            mPasswordEntry.setKeyListener(TextKeyListener.getInstance());
+        } else {
+            mPasswordEntry.setKeyListener(DigitsKeyListener.getInstance());
+        }
+
+        mKeyboardHelper.setVibratePattern(mLockPatternUtils.isTactileFeedbackEnabled() ?
+                com.android.internal.R.array.config_virtualKeyVibePattern : 0);
+    }
+
+    @Override
+    protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) {
+        // send focus to the password field
+        return mPasswordEntry.requestFocus(direction, previouslyFocusedRect);
+    }
+
+    /** {@inheritDoc} */
+    public boolean needsInput() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    public void onPause() {
+
+    }
+
+    /** {@inheritDoc} */
+    public void onResume() {
+        // start fresh
+        mPasswordEntry.setText("");
+        mPasswordEntry.requestFocus();
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+
+        // if the user is currently locked out, enforce it.
+        long deadline = mLockPatternUtils.getLockoutAttemptDeadline();
+        if (deadline != 0) {
+            handleAttemptLockout(deadline);
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void cleanUp() {
+        mUpdateMonitor.removeCallback(this);
+    }
+
+    public void onClick(View v) {
+        if (v == mEmergencyCallButton) {
+            mCallback.takeEmergencyCallAction();
+        }
+        mCallback.pokeWakelock();
+    }
+
+    private void verifyPasswordAndUnlock() {
+        String entry = mPasswordEntry.getText().toString();
+        if (mLockPatternUtils.checkPassword(entry)) {
+            mCallback.keyguardDone(true);
+            mCallback.reportSuccessfulUnlockAttempt();
+        } else if (entry.length() > MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT ) {
+            // to avoid accidental lockout, only count attempts that are long enough to be a
+            // real password. This may require some tweaking.
+            mCallback.reportFailedUnlockAttempt();
+            if (0 == (mUpdateMonitor.getFailedAttempts()
+                    % LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT)) {
+                long deadline = mLockPatternUtils.setLockoutAttemptDeadline();
+                handleAttemptLockout(deadline);
+            }
+        }
+        mPasswordEntry.setText("");
+    }
+
+    // Prevent user from using the PIN/Password entry until scheduled deadline.
+    private void handleAttemptLockout(long elapsedRealtimeDeadline) {
+        mPasswordEntry.setEnabled(false);
+        mKeyboardView.setEnabled(false);
+        long elapsedRealtime = SystemClock.elapsedRealtime();
+        mCountdownTimer = new CountDownTimer(elapsedRealtimeDeadline - elapsedRealtime, 1000) {
+
+            @Override
+            public void onTick(long millisUntilFinished) {
+                int secondsRemaining = (int) (millisUntilFinished / 1000);
+                String instructions = getContext().getString(
+                        R.string.lockscreen_too_many_failed_attempts_countdown,
+                        secondsRemaining);
+                mTitle.setText(instructions);
+            }
+
+            @Override
+            public void onFinish() {
+                mPasswordEntry.setEnabled(true);
+                mTitle.setText(R.string.keyguard_password_enter_password_code);
+                mKeyboardView.setEnabled(true);
+            }
+        }.start();
+    }
+
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        mCallback.pokeWakelock();
+        return false;
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        Configuration config = getResources().getConfiguration();
+        if (config.orientation != mCreationOrientation
+                || config.hardKeyboardHidden != mCreationHardKeyboardHidden) {
+            mCallback.recreateMe(config);
+        }
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        if (newConfig.orientation != mCreationOrientation
+                || newConfig.hardKeyboardHidden != mCreationHardKeyboardHidden) {
+            mCallback.recreateMe(newConfig);
+        }
+    }
+
+    public void onKeyboardChange(boolean isKeyboardOpen) {
+        // Don't show the soft keyboard when the real keyboard is open
+        mKeyboardView.setVisibility(isKeyboardOpen ? View.INVISIBLE : View.VISIBLE);
+    }
+
+    public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+        // Check if this was the result of hitting the enter key
+        if (actionId == EditorInfo.IME_NULL) {
+            verifyPasswordAndUnlock();
+            return true;
+        }
+        return false;
+    }
+
+    public void onPhoneStateChanged(String newState) {
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+    }
+
+    public void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn, int batteryLevel) {
+
+    }
+
+    public void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription) {
+
+    }
+
+    public void onRingerModeChanged(int state) {
+
+    }
+
+    public void onTimeChanged() {
+
+    }
+
+}

base/policy/src/com/android/internal/policy/impl/PatternUnlockScreen.java

@@ -0,0 +1,591 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.os.CountDownTimer;
+import android.os.SystemClock;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.MotionEvent;
+import android.widget.Button;
+import android.widget.TextView;
+import android.text.format.DateFormat;
+import android.text.TextUtils;
+import android.util.Log;
+import com.android.internal.R;
+import com.android.internal.telephony.IccCard;
+import com.android.internal.widget.LinearLayoutWithDefaultTouchRecepient;
+import com.android.internal.widget.LockPatternUtils;
+import com.android.internal.widget.LockPatternView;
+import com.android.internal.widget.LockPatternView.Cell;
+
+import android.telephony.TelephonyManager;
+
+import java.util.List;
+import java.util.Date;
+
+/**
+ * This is the screen that shows the 9 circle unlock widget and instructs
+ * the user how to unlock their device, or make an emergency call.
+ */
+class PatternUnlockScreen extends LinearLayoutWithDefaultTouchRecepient
+        implements KeyguardScreen, KeyguardUpdateMonitor.InfoCallback,
+        KeyguardUpdateMonitor.SimStateCallback {
+
+    private static final boolean DEBUG = false;
+    private static final String TAG = "UnlockScreen";
+
+    // how long before we clear the wrong pattern
+    private static final int PATTERN_CLEAR_TIMEOUT_MS = 2000;
+
+    // how long we stay awake after each key beyond MIN_PATTERN_BEFORE_POKE_WAKELOCK
+    private static final int UNLOCK_PATTERN_WAKE_INTERVAL_MS = 7000;
+
+    // how long we stay awake after the user hits the first dot.
+    private static final int UNLOCK_PATTERN_WAKE_INTERVAL_FIRST_DOTS_MS = 2000;
+
+    // how many cells the user has to cross before we poke the wakelock
+    private static final int MIN_PATTERN_BEFORE_POKE_WAKELOCK = 2;
+
+    private int mFailedPatternAttemptsSinceLastTimeout = 0;
+    private int mTotalFailedPatternAttempts = 0;
+    private CountDownTimer mCountdownTimer = null;
+
+    private LockPatternUtils mLockPatternUtils;
+    private KeyguardUpdateMonitor mUpdateMonitor;
+    private KeyguardScreenCallback mCallback;
+
+    /**
+     * whether there is a fallback option available when the pattern is forgotten.
+     */
+    private boolean mEnableFallback;
+
+    private String mDateFormatString;
+
+    private TextView[] mCarrier;
+    private TextView mDate;
+
+    // are we showing battery information?
+    private boolean mShowingBatteryInfo = false;
+
+    // last known plugged in state
+    private boolean mPluggedIn = false;
+
+    // last known battery level
+    private int mBatteryLevel = 100;
+
+    private String mNextAlarm = null;
+
+    private String mInstructions = null;
+    private TextView mStatus1;
+    private TextView mStatusSep;
+    private TextView mStatus2;
+
+
+    private LockPatternView mLockPatternView;
+
+    private ViewGroup mFooterNormal;
+    private ViewGroup mFooterForgotPattern;
+
+    private int[] mResId = {R.id.carrier, R.id.carrier_sub2};
+    /**
+     * Keeps track of the last time we poked the wake lock during dispatching
+     * of the touch event, initalized to something gauranteed to make us
+     * poke it when the user starts drawing the pattern.
+     * @see #dispatchTouchEvent(android.view.MotionEvent)
+     */
+    private long mLastPokeTime = -UNLOCK_PATTERN_WAKE_INTERVAL_MS;
+
+    /**
+     * Useful for clearing out the wrong pattern after a delay
+     */
+    private Runnable mCancelPatternRunnable = new Runnable() {
+        public void run() {
+            mLockPatternView.clearPattern();
+        }
+    };
+
+    private Button mForgotPatternButton;
+    private Button mEmergencyAlone;
+    private Button mEmergencyTogether;
+    private int mCreationOrientation;
+
+    enum FooterMode {
+        Normal,
+        ForgotLockPattern,
+        VerifyUnlocked
+    }
+
+    private void updateFooter(FooterMode mode) {
+        switch (mode) {
+            case Normal:
+                mFooterNormal.setVisibility(View.VISIBLE);
+                mFooterForgotPattern.setVisibility(View.GONE);
+                break;
+            case ForgotLockPattern:
+                mFooterNormal.setVisibility(View.GONE);
+                mFooterForgotPattern.setVisibility(View.VISIBLE);
+                mForgotPatternButton.setVisibility(View.VISIBLE);
+                break;
+            case VerifyUnlocked:
+                mFooterNormal.setVisibility(View.GONE);
+                mFooterForgotPattern.setVisibility(View.GONE);
+        }
+    }
+
+    /**
+     * @param context The context.
+     * @param configuration
+     * @param lockPatternUtils Used to lookup lock pattern settings.
+     * @param updateMonitor Used to lookup state affecting keyguard.
+     * @param callback Used to notify the manager when we're done, etc.
+     * @param totalFailedAttempts The current number of failed attempts.
+     * @param enableFallback True if a backup unlock option is available when the user has forgotten
+     *        their pattern (e.g they have a google account so we can show them the account based
+     *        backup option).
+     */
+    PatternUnlockScreen(Context context,
+                 Configuration configuration, LockPatternUtils lockPatternUtils,
+                 KeyguardUpdateMonitor updateMonitor,
+                 KeyguardScreenCallback callback,
+                 int totalFailedAttempts) {
+        super(context);
+        mLockPatternUtils = lockPatternUtils;
+        mUpdateMonitor = updateMonitor;
+        mCallback = callback;
+        mTotalFailedPatternAttempts = totalFailedAttempts;
+        mFailedPatternAttemptsSinceLastTimeout =
+            totalFailedAttempts % LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT;
+
+        if (DEBUG) Log.d(TAG,
+            "UnlockScreen() ctor: totalFailedAttempts="
+                 + totalFailedAttempts + ", mFailedPat...="
+                 + mFailedPatternAttemptsSinceLastTimeout
+                 );
+
+        mCreationOrientation = configuration.orientation;
+
+        LayoutInflater inflater = LayoutInflater.from(context);
+        if (mCreationOrientation != Configuration.ORIENTATION_LANDSCAPE) {
+            inflater.inflate(R.layout.keyguard_screen_unlock_portrait, this, true);
+        } else {
+            inflater.inflate(R.layout.keyguard_screen_unlock_landscape, this, true);
+        }
+
+        int numPhones = TelephonyManager.getPhoneCount();
+        mCarrier = new TextView[numPhones];
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            mCarrier[i] = (TextView) findViewById(mResId[i]);
+        }
+        mDate = (TextView) findViewById(R.id.date);
+
+        mDateFormatString = getContext().getString(R.string.full_wday_month_day_no_year);
+        refreshTimeAndDateDisplay();
+
+        mStatus1 = (TextView) findViewById(R.id.status1);
+        mStatusSep = (TextView) findViewById(R.id.statusSep);
+        mStatus2 = (TextView) findViewById(R.id.status2);
+
+        resetStatusInfo();
+
+
+        mLockPatternView = (LockPatternView) findViewById(R.id.lockPattern);
+
+        mFooterNormal = (ViewGroup) findViewById(R.id.footerNormal);
+        mFooterForgotPattern = (ViewGroup) findViewById(R.id.footerForgotPattern);
+
+        // emergency call buttons
+        final OnClickListener emergencyClick = new OnClickListener() {
+            public void onClick(View v) {
+                mCallback.takeEmergencyCallAction();
+            }
+        };
+
+        mEmergencyAlone = (Button) findViewById(R.id.emergencyCallAlone);
+        mEmergencyAlone.setFocusable(false); // touch only!
+        mEmergencyAlone.setOnClickListener(emergencyClick);
+        mEmergencyTogether = (Button) findViewById(R.id.emergencyCallTogether);
+        mEmergencyTogether.setFocusable(false);
+        mEmergencyTogether.setOnClickListener(emergencyClick);
+        refreshEmergencyButtonText();
+
+        mForgotPatternButton = (Button) findViewById(R.id.forgotPattern);
+        mForgotPatternButton.setText(R.string.lockscreen_forgot_pattern_button_text);
+        mForgotPatternButton.setOnClickListener(new OnClickListener() {
+
+            public void onClick(View v) {
+                mCallback.forgotPattern(true);
+            }
+        });
+
+        // make it so unhandled touch events within the unlock screen go to the
+        // lock pattern view.
+        setDefaultTouchRecepient(mLockPatternView);
+
+        mLockPatternView.setSaveEnabled(false);
+        mLockPatternView.setFocusable(false);
+        mLockPatternView.setOnPatternListener(new UnlockPatternListener());
+
+        // stealth mode will be the same for the life of this screen
+        mLockPatternView.setInStealthMode(!mLockPatternUtils.isVisiblePatternEnabled());
+
+        // vibrate mode will be the same for the life of this screen
+        mLockPatternView.setTactileFeedbackEnabled(mLockPatternUtils.isTactileFeedbackEnabled());
+
+        // assume normal footer mode for now
+        updateFooter(FooterMode.Normal);
+
+        updateMonitor.registerInfoCallback(this);
+        updateMonitor.registerSimStateCallback(this);
+        setFocusableInTouchMode(true);
+
+        // Required to get Marquee to work.
+        for (int i = 0; i < TelephonyManager.getPhoneCount(); i++) {
+            mCarrier[i].setSelected(true);
+            mCarrier[i].setTextColor(0xffffffff);
+            // until we get an update...
+            mCarrier[i].setText(
+                LockScreen.getCarrierString(
+                        mUpdateMonitor.getTelephonyPlmn(i),
+                        mUpdateMonitor.getTelephonySpn(i)));
+        }
+    }
+
+    private void refreshEmergencyButtonText() {
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyAlone);
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyTogether);
+    }
+
+    public void setEnableFallback(boolean state) {
+        if (DEBUG) Log.d(TAG, "setEnableFallback(" + state + ")");
+        mEnableFallback = state;
+    }
+
+    private void resetStatusInfo() {
+        mInstructions = null;
+        mShowingBatteryInfo = mUpdateMonitor.shouldShowBatteryInfo();
+        mPluggedIn = mUpdateMonitor.isDevicePluggedIn();
+        mBatteryLevel = mUpdateMonitor.getBatteryLevel();
+        mNextAlarm = mLockPatternUtils.getNextAlarm();
+        updateStatusLines();
+    }
+
+    private void updateStatusLines() {
+        if (mInstructions != null) {
+            // instructions only
+            mStatus1.setText(mInstructions);
+            if (TextUtils.isEmpty(mInstructions)) {
+                mStatus1.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+            } else {
+                mStatus1.setCompoundDrawablesWithIntrinsicBounds(
+                        R.drawable.ic_lock_idle_lock, 0, 0, 0);
+            }
+
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatusSep.setVisibility(View.GONE);
+            mStatus2.setVisibility(View.GONE);
+        } else if (mShowingBatteryInfo && mNextAlarm == null) {
+            // battery only
+            if (mPluggedIn) {
+              if (mUpdateMonitor.isDeviceCharged()) {
+                mStatus1.setText(getContext().getString(R.string.lockscreen_charged));
+              } else {
+                  mStatus1.setText(getContext().getString(R.string.lockscreen_plugged_in, mBatteryLevel));
+              }
+            } else {
+                mStatus1.setText(getContext().getString(R.string.lockscreen_low_battery));
+            }
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_idle_charging, 0, 0, 0);
+
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatusSep.setVisibility(View.GONE);
+            mStatus2.setVisibility(View.GONE);
+
+        } else if (mNextAlarm != null && !mShowingBatteryInfo) {
+            // alarm only
+            mStatus1.setText(mNextAlarm);
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_idle_alarm, 0, 0, 0);
+
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatusSep.setVisibility(View.GONE);
+            mStatus2.setVisibility(View.GONE);
+        } else if (mNextAlarm != null && mShowingBatteryInfo) {
+            // both battery and next alarm
+            mStatus1.setText(mNextAlarm);
+            mStatusSep.setText("|");
+            mStatus2.setText(getContext().getString(
+                    R.string.lockscreen_battery_short,
+                    Math.min(100, mBatteryLevel)));
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_idle_alarm, 0, 0, 0);
+            if (mPluggedIn) {
+                mStatus2.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_idle_charging, 0, 0, 0);
+            } else {
+                mStatus2.setCompoundDrawablesWithIntrinsicBounds(0, 0, 0, 0);
+            }
+
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatusSep.setVisibility(View.VISIBLE);
+            mStatus2.setVisibility(View.VISIBLE);
+        } else {
+            // nothing specific to show; show general instructions
+            mStatus1.setText(R.string.lockscreen_pattern_instructions);
+            mStatus1.setCompoundDrawablesWithIntrinsicBounds(R.drawable.ic_lock_idle_lock, 0, 0, 0);
+
+            mStatus1.setVisibility(View.VISIBLE);
+            mStatusSep.setVisibility(View.GONE);
+            mStatus2.setVisibility(View.GONE);
+        }
+    }
+
+
+    private void refreshTimeAndDateDisplay() {
+        mDate.setText(DateFormat.format(mDateFormatString, new Date()));
+    }
+
+
+    @Override
+    public boolean dispatchTouchEvent(MotionEvent ev) {
+        // as long as the user is entering a pattern (i.e sending a touch
+        // event that was handled by this screen), keep poking the
+        // wake lock so that the screen will stay on.
+        final boolean result = super.dispatchTouchEvent(ev);
+        if (result &&
+                ((SystemClock.elapsedRealtime() - mLastPokeTime)
+                        >  (UNLOCK_PATTERN_WAKE_INTERVAL_MS - 100))) {
+            mLastPokeTime = SystemClock.elapsedRealtime();
+        }
+        return result;
+    }
+
+
+    // ---------- InfoCallback
+
+    /** {@inheritDoc} */
+    public void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn, int batteryLevel) {
+        mShowingBatteryInfo = showBatteryInfo;
+        mPluggedIn = pluggedIn;
+        mBatteryLevel = batteryLevel;
+        updateStatusLines();
+    }
+
+    /** {@inheritDoc} */
+    public void onTimeChanged() {
+        refreshTimeAndDateDisplay();
+    }
+
+    /** {@inheritDoc} */
+    public void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription) {
+        mCarrier[subscription].setText(LockScreen.getCarrierString(plmn, spn));
+    }
+
+    /** {@inheritDoc} */
+    public void onRingerModeChanged(int state) {
+        // not currently used
+    }
+
+    // ---------- SimStateCallback
+
+    /** {@inheritDoc} */
+    public void onSimStateChanged(IccCard.State simState, int subscription) {
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        if (LockPatternKeyguardView.DEBUG_CONFIGURATION) {
+            Log.v(TAG, "***** PATTERN ATTACHED TO WINDOW");
+            Log.v(TAG, "Cur orient=" + mCreationOrientation
+                    + ", new config=" + getResources().getConfiguration());
+        }
+        if (getResources().getConfiguration().orientation != mCreationOrientation) {
+            mCallback.recreateMe(getResources().getConfiguration());
+        }
+    }
+
+
+    /** {@inheritDoc} */
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        if (LockPatternKeyguardView.DEBUG_CONFIGURATION) {
+            Log.v(TAG, "***** PATTERN CONFIGURATION CHANGED");
+            Log.v(TAG, "Cur orient=" + mCreationOrientation
+                    + ", new config=" + getResources().getConfiguration());
+        }
+        if (newConfig.orientation != mCreationOrientation) {
+            mCallback.recreateMe(newConfig);
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void onKeyboardChange(boolean isKeyboardOpen) {}
+
+    /** {@inheritDoc} */
+    public boolean needsInput() {
+        return false;
+    }
+
+    /** {@inheritDoc} */
+    public void onPause() {
+        if (mCountdownTimer != null) {
+            mCountdownTimer.cancel();
+            mCountdownTimer = null;
+        }
+    }
+
+    /** {@inheritDoc} */
+    public void onResume() {
+        // reset header
+        resetStatusInfo();
+
+        // reset lock pattern
+        mLockPatternView.enableInput();
+        mLockPatternView.setEnabled(true);
+        mLockPatternView.clearPattern();
+
+        // show "forgot pattern?" button if we have an alternate authentication method
+        mForgotPatternButton.setVisibility(mCallback.doesFallbackUnlockScreenExist()
+                ? View.VISIBLE : View.INVISIBLE);
+
+        // if the user is currently locked out, enforce it.
+        long deadline = mLockPatternUtils.getLockoutAttemptDeadline();
+        if (deadline != 0) {
+            handleAttemptLockout(deadline);
+        }
+
+        // the footer depends on how many total attempts the user has failed
+        if (mCallback.isVerifyUnlockOnly()) {
+            updateFooter(FooterMode.VerifyUnlocked);
+        } else if (mEnableFallback &&
+                (mTotalFailedPatternAttempts >= LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT)) {
+            updateFooter(FooterMode.ForgotLockPattern);
+        } else {
+            updateFooter(FooterMode.Normal);
+        }
+
+        refreshEmergencyButtonText();
+    }
+
+    /** {@inheritDoc} */
+    public void cleanUp() {
+        mUpdateMonitor.removeCallback(this);
+        mLockPatternUtils = null;
+        mUpdateMonitor = null;
+        mCallback = null;
+    }
+
+    @Override
+    public void onWindowFocusChanged(boolean hasWindowFocus) {
+        super.onWindowFocusChanged(hasWindowFocus);
+        if (hasWindowFocus) {
+            // when timeout dialog closes we want to update our state
+            onResume();
+        }
+    }
+
+    private class UnlockPatternListener
+            implements LockPatternView.OnPatternListener {
+
+        public void onPatternStart() {
+            mLockPatternView.removeCallbacks(mCancelPatternRunnable);
+        }
+
+        public void onPatternCleared() {
+        }
+
+        public void onPatternCellAdded(List<Cell> pattern) {
+            // To guard against accidental poking of the wakelock, look for
+            // the user actually trying to draw a pattern of some minimal length.
+            if (pattern.size() > MIN_PATTERN_BEFORE_POKE_WAKELOCK) {
+                mCallback.pokeWakelock(UNLOCK_PATTERN_WAKE_INTERVAL_MS);
+            } else {
+                // Give just a little extra time if they hit one of the first few dots
+                mCallback.pokeWakelock(UNLOCK_PATTERN_WAKE_INTERVAL_FIRST_DOTS_MS);
+            }
+        }
+
+        public void onPatternDetected(List<LockPatternView.Cell> pattern) {
+            if (mLockPatternUtils.checkPattern(pattern)) {
+                mLockPatternView
+                        .setDisplayMode(LockPatternView.DisplayMode.Correct);
+                mInstructions = "";
+                updateStatusLines();
+                mCallback.keyguardDone(true);
+                mCallback.reportSuccessfulUnlockAttempt();
+            } else {
+                if (pattern.size() > MIN_PATTERN_BEFORE_POKE_WAKELOCK) {
+                    mCallback.pokeWakelock(UNLOCK_PATTERN_WAKE_INTERVAL_MS);
+                }
+                mLockPatternView.setDisplayMode(LockPatternView.DisplayMode.Wrong);
+                if (pattern.size() >= LockPatternUtils.MIN_PATTERN_REGISTER_FAIL) {
+                    mTotalFailedPatternAttempts++;
+                    mFailedPatternAttemptsSinceLastTimeout++;
+                    mCallback.reportFailedUnlockAttempt();
+                }
+                if (mFailedPatternAttemptsSinceLastTimeout >= LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT) {
+                    long deadline = mLockPatternUtils.setLockoutAttemptDeadline();
+                    handleAttemptLockout(deadline);
+                } else {
+                    // TODO mUnlockIcon.setVisibility(View.VISIBLE);
+                    mInstructions = getContext().getString(R.string.lockscreen_pattern_wrong);
+                    updateStatusLines();
+                    mLockPatternView.postDelayed(
+                            mCancelPatternRunnable,
+                            PATTERN_CLEAR_TIMEOUT_MS);
+                }
+            }
+        }
+    }
+
+    private void handleAttemptLockout(long elapsedRealtimeDeadline) {
+        mLockPatternView.clearPattern();
+        mLockPatternView.setEnabled(false);
+        long elapsedRealtime = SystemClock.elapsedRealtime();
+        mCountdownTimer = new CountDownTimer(elapsedRealtimeDeadline - elapsedRealtime, 1000) {
+
+            @Override
+            public void onTick(long millisUntilFinished) {
+                int secondsRemaining = (int) (millisUntilFinished / 1000);
+                mInstructions = getContext().getString(
+                        R.string.lockscreen_too_many_failed_attempts_countdown,
+                        secondsRemaining);
+                updateStatusLines();
+            }
+
+            @Override
+            public void onFinish() {
+                mLockPatternView.setEnabled(true);
+                mInstructions = getContext().getString(R.string.lockscreen_pattern_instructions);
+                updateStatusLines();
+                // TODO mUnlockIcon.setVisibility(View.VISIBLE);
+                mFailedPatternAttemptsSinceLastTimeout = 0;
+                if (mEnableFallback) {
+                    updateFooter(FooterMode.ForgotLockPattern);
+                } else {
+                    updateFooter(FooterMode.Normal);
+                }
+            }
+        }.start();
+    }
+
+    public void onPhoneStateChanged(String newState) {
+        refreshEmergencyButtonText();
+    }
+}

base/policy/src/com/android/internal/policy/impl/PhoneLayoutInflater.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import java.util.Map;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.LayoutInflater;
+
+public class PhoneLayoutInflater extends LayoutInflater {
+    private static final String[] sClassPrefixList = {
+        "android.widget.",
+        "android.webkit."
+    };
+    
+    /**
+     * Instead of instantiating directly, you should retrieve an instance
+     * through {@link Context#getSystemService}
+     * 
+     * @param context The Context in which in which to find resources and other
+     *                application-specific things.
+     * 
+     * @see Context#getSystemService
+     */
+    public PhoneLayoutInflater(Context context) {
+        super(context);
+    }
+    
+    protected PhoneLayoutInflater(LayoutInflater original, Context newContext) {
+        super(original, newContext);
+    }
+    
+    /** Override onCreateView to instantiate names that correspond to the
+        widgets known to the Widget factory. If we don't find a match,
+        call through to our super class.
+    */
+    @Override protected View onCreateView(String name, AttributeSet attrs) throws ClassNotFoundException {
+        for (String prefix : sClassPrefixList) {
+            try {
+                View view = createView(name, prefix, attrs);
+                if (view != null) {
+                    return view;
+                }
+            } catch (ClassNotFoundException e) {
+                // In this case we want to let the base class take a crack
+                // at it.
+            }
+        }
+
+        return super.onCreateView(name, attrs);
+    }
+    
+    public LayoutInflater cloneInContext(Context newContext) {
+        return new PhoneLayoutInflater(this, newContext);
+    }
+}
+

base/policy/src/com/android/internal/policy/impl/Policy.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import android.util.Log;
+
+import com.android.internal.policy.IPolicy;
+import com.android.internal.policy.impl.PhoneLayoutInflater;
+import com.android.internal.policy.impl.PhoneWindow;
+import com.android.internal.policy.impl.PhoneWindowManager;
+
+/**
+ * {@hide}
+ */
+
+// Simple implementation of the policy interface that spawns the right
+// set of objects
+public class Policy implements IPolicy {
+    private static final String TAG = "PhonePolicy";
+
+    private static final String[] preload_classes = {
+        "com.android.internal.policy.impl.PhoneLayoutInflater",
+        "com.android.internal.policy.impl.PhoneWindow",
+        "com.android.internal.policy.impl.PhoneWindow$1",
+        "com.android.internal.policy.impl.PhoneWindow$ContextMenuCallback",
+        "com.android.internal.policy.impl.PhoneWindow$DecorView",
+        "com.android.internal.policy.impl.PhoneWindow$PanelFeatureState",
+        "com.android.internal.policy.impl.PhoneWindow$PanelFeatureState$SavedState",
+    };
+
+    static {
+        // For performance reasons, preload some policy specific classes when
+        // the policy gets loaded.
+        for (String s : preload_classes) {
+            try {
+                Class.forName(s);
+            } catch (ClassNotFoundException ex) {
+                Log.e(TAG, "Could not preload class for phone policy: " + s);
+            }
+        }
+    }
+
+    public PhoneWindow makeNewWindow(Context context) {
+        return new PhoneWindow(context);
+    }
+
+    public PhoneLayoutInflater makeNewLayoutInflater(Context context) {
+        return new PhoneLayoutInflater(context);
+    }
+
+    public PhoneWindowManager makeNewWindowManager() {
+        return new PhoneWindowManager();
+    }
+}

base/policy/src/com/android/internal/policy/impl/PowerDialog.java

@@ -0,0 +1,182 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import com.android.internal.R;
+
+import android.app.Dialog;
+import android.app.StatusBarManager;
+import android.content.Context;
+import android.os.Bundle;
+import android.os.RemoteException;
+import android.os.LocalPowerManager;
+import android.os.ServiceManager;
+import android.os.SystemClock;
+
+import com.android.internal.app.ShutdownThread;
+import com.android.internal.telephony.ITelephony;
+import android.view.KeyEvent;
+import android.util.Log;
+import android.view.View;
+import android.view.WindowManager;
+import android.view.View.OnClickListener;
+import android.view.View.OnKeyListener;
+import android.widget.Button;
+
+/**
+ * @deprecated use {@link GlobalActions} instead.
+ */
+public class PowerDialog extends Dialog implements OnClickListener,
+        OnKeyListener {
+    private static final String TAG = "PowerDialog";
+
+    static private StatusBarManager sStatusBar;
+    private Button mKeyguard;
+    private Button mPower;
+    private Button mRadioPower;
+    private Button mSilent;
+
+    private LocalPowerManager mPowerManager;
+
+    public PowerDialog(Context context, LocalPowerManager powerManager) {
+        super(context);
+        mPowerManager = powerManager;
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Context context = getContext();
+
+        if (sStatusBar == null) {
+            sStatusBar = (StatusBarManager)context.getSystemService(Context.STATUS_BAR_SERVICE);
+        }
+
+        setContentView(com.android.internal.R.layout.power_dialog);
+
+        getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG);
+        if (!getContext().getResources().getBoolean(
+                com.android.internal.R.bool.config_sf_slowBlur)) {
+            getWindow().setFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                    WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+        }
+        getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
+                WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
+
+        setTitle(context.getText(R.string.power_dialog));
+
+        mKeyguard = (Button) findViewById(R.id.keyguard);
+        mPower = (Button) findViewById(R.id.off);
+        mRadioPower = (Button) findViewById(R.id.radio_power);
+        mSilent = (Button) findViewById(R.id.silent);
+
+        if (mKeyguard != null) {
+            mKeyguard.setOnKeyListener(this);
+            mKeyguard.setOnClickListener(this);
+        }
+        if (mPower != null) {
+            mPower.setOnClickListener(this);
+        }
+        if (mRadioPower != null) {
+            mRadioPower.setOnClickListener(this);
+        }
+        if (mSilent != null) {
+            mSilent.setOnClickListener(this);
+            // XXX: HACK for now hide the silent until we get mute support
+            mSilent.setVisibility(View.GONE);
+        }
+
+        CharSequence text;
+
+        // set the keyguard button's text
+        text = context.getText(R.string.screen_lock);
+        mKeyguard.setText(text);
+        mKeyguard.requestFocus();
+
+        try {
+            ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone"));
+            if (phone != null) {
+                text = phone.isRadioOn() ? context
+                        .getText(R.string.turn_off_radio) : context
+                        .getText(R.string.turn_on_radio);
+            }
+        } catch (RemoteException ex) {
+            // ignore it
+        }
+
+        mRadioPower.setText(text);
+    }
+
+    public void onClick(View v) {
+        this.dismiss();
+        if (v == mPower) {
+            // shutdown by making sure radio and power are handled accordingly.
+            ShutdownThread.shutdown(getContext(), true);
+        } else if (v == mRadioPower) {
+            try {
+                ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone"));
+                if (phone != null) {
+                    phone.toggleRadioOnOff();
+                }
+            } catch (RemoteException ex) {
+                // ignore it
+            }
+        } else if (v == mSilent) {
+            // do something
+        } else if (v == mKeyguard) {
+            if (v.isInTouchMode()) {
+                // only in touch mode for the reasons explained in onKey.
+                this.dismiss();
+                mPowerManager.goToSleep(SystemClock.uptimeMillis() + 1);
+            }
+        }
+    }
+
+    public boolean onKey(View v, int keyCode, KeyEvent event) {
+        // The activate keyguard button needs to put the device to sleep on the
+        // key up event. If we try to put it to sleep on the click or down
+        // action
+        // the the up action will cause the device to wake back up.
+
+        // Log.i(TAG, "keyCode: " + keyCode + " action: " + event.getAction());
+        if (keyCode != KeyEvent.KEYCODE_DPAD_CENTER
+                || event.getAction() != KeyEvent.ACTION_UP) {
+            // Log.i(TAG, "getting out of dodge...");
+            return false;
+        }
+
+        // Log.i(TAG, "Clicked mKeyguard! dimissing dialog");
+        this.dismiss();
+        // Log.i(TAG, "onKey: turning off the screen...");
+        // XXX: This is a hack for now
+        mPowerManager.goToSleep(event.getEventTime() + 1);
+        return true;
+    }
+
+    public void show() {
+        super.show();
+        Log.d(TAG, "show... disabling expand");
+        sStatusBar.disable(StatusBarManager.DISABLE_EXPAND);
+    }
+
+    public void dismiss() {
+        super.dismiss();
+        Log.d(TAG, "dismiss... reenabling expand");
+        sStatusBar.disable(StatusBarManager.DISABLE_NONE);
+    }
+}

base/policy/src/com/android/internal/policy/impl/RecentApplicationsBackground.java

@@ -0,0 +1,152 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.Gravity;
+import android.view.View;
+import android.widget.LinearLayout;
+
+/**
+ * A vertical linear layout.  However, instead of drawing the background
+ * behnd the items, it draws the background outside the items based on the
+ * padding.  If there isn't enough room to draw both, it clips the background
+ * instead of the contents.
+ */
+public class RecentApplicationsBackground extends LinearLayout {
+    private static final String TAG = "RecentApplicationsBackground";
+
+    private boolean mBackgroundSizeChanged;
+    private Drawable mBackground;
+    private Rect mTmp0 = new Rect();
+    private Rect mTmp1 = new Rect();
+
+    public RecentApplicationsBackground(Context context) {
+        this(context, null);
+        init();
+    }
+
+    public RecentApplicationsBackground(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        init();
+    }
+
+    private void init() {
+        mBackground = getBackground();
+        setBackgroundDrawable(null);
+        setPadding(0, 0, 0, 0);
+        setGravity(Gravity.CENTER);
+    }
+
+    @Override
+    protected boolean setFrame(int left, int top, int right, int bottom) {
+        setWillNotDraw(false);
+        if (mLeft != left || mRight != right || mTop != top || mBottom != bottom) {
+            mBackgroundSizeChanged = true;
+        }
+        return super.setFrame(left, top, right, bottom);
+    }
+
+    @Override
+    protected boolean verifyDrawable(Drawable who) {
+        return who == mBackground || super.verifyDrawable(who);
+    }
+
+    @Override
+    protected void drawableStateChanged() {
+        Drawable d = mBackground;
+        if (d != null && d.isStateful()) {
+            d.setState(getDrawableState());
+        }
+        super.drawableStateChanged();
+    }
+
+    @Override
+    public void draw(Canvas canvas) {
+        final Drawable background = mBackground;
+        if (background != null) {
+            if (mBackgroundSizeChanged) {
+                mBackgroundSizeChanged = false;
+                Rect chld = mTmp0;
+                Rect bkg = mTmp1;
+                mBackground.getPadding(bkg);
+                getChildBounds(chld);
+                // This doesn't clamp to this view's bounds, which is what we want,
+                // so that the drawing is clipped.
+                final int top = chld.top - bkg.top;
+                final int bottom = chld.bottom + bkg.bottom;
+                // The background here is a gradient that wants to
+                // extend the full width of the screen (whatever that
+                // may be).
+                int left, right;
+                if (false) {
+                    // This limits the width of the drawable.
+                    left = chld.left - bkg.left;
+                    right = chld.right + bkg.right;
+                } else {
+                    // This expands it to full width.
+                    left = 0;
+                    right = getRight();
+                }
+                background.setBounds(left, top, right, bottom);
+            }
+        }
+        mBackground.draw(canvas);
+
+        if (false) {
+            android.graphics.Paint p = new android.graphics.Paint();
+            p.setColor(0x88ffff00);
+            canvas.drawRect(background.getBounds(), p);
+        }
+        canvas.drawARGB((int)(0.75*0xff), 0, 0, 0);
+
+        super.draw(canvas);
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        mBackground.setCallback(this);
+        setWillNotDraw(false);
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        mBackground.setCallback(null);
+    }
+    
+    private void getChildBounds(Rect r) {
+        r.left = r.top = Integer.MAX_VALUE;
+        r.bottom = r.right = Integer.MIN_VALUE;
+        final int N = getChildCount();
+        for (int i=0; i<N; i++) {
+            View v = getChildAt(i);
+            if (v.getVisibility() == View.VISIBLE) {
+                r.left = Math.min(r.left, v.getLeft());
+                r.top = Math.min(r.top, v.getTop());
+                r.right = Math.max(r.right, v.getRight());
+                r.bottom = Math.max(r.bottom, v.getBottom());
+            }
+        }
+    }
+}

base/policy/src/com/android/internal/policy/impl/RecentApplicationsDialog.java

@@ -0,0 +1,272 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.app.ActivityManager;
+import android.app.Dialog;
+import android.app.StatusBarManager;
+import android.content.ActivityNotFoundException;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.res.Resources;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.Handler;
+import android.util.Log;
+import android.view.View;
+import android.view.Window;
+import android.view.WindowManager;
+import android.view.View.OnClickListener;
+import android.widget.TextView;
+
+import java.util.List;
+
+public class RecentApplicationsDialog extends Dialog implements OnClickListener {
+    // Elements for debugging support
+//  private static final String LOG_TAG = "RecentApplicationsDialog";
+    private static final boolean DBG_FORCE_EMPTY_LIST = false;
+
+    static private StatusBarManager sStatusBar;
+
+    private static final int NUM_BUTTONS = 8;
+    private static final int MAX_RECENT_TASKS = NUM_BUTTONS * 2;    // allow for some discards
+
+    final TextView[] mIcons = new TextView[NUM_BUTTONS];
+    View mNoAppsText;
+    IntentFilter mBroadcastIntentFilter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS);
+
+    Handler mHandler = new Handler();
+    Runnable mCleanup = new Runnable() {
+        public void run() {
+            // dump extra memory we're hanging on to
+            for (TextView icon: mIcons) {
+                icon.setCompoundDrawables(null, null, null, null);
+                icon.setTag(null);
+            }
+        }
+    };
+
+    private int mIconSize;
+
+    public RecentApplicationsDialog(Context context) {
+        super(context, com.android.internal.R.style.Theme_Dialog_RecentApplications);
+
+        final Resources resources = context.getResources();
+        mIconSize = (int) resources.getDimension(android.R.dimen.app_icon_size);
+    }
+
+    /**
+     * We create the recent applications dialog just once, and it stays around (hidden)
+     * until activated by the user.
+     *
+     * @see PhoneWindowManager#showRecentAppsDialog
+     */
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Context context = getContext();
+
+        if (sStatusBar == null) {
+            sStatusBar = (StatusBarManager)context.getSystemService(Context.STATUS_BAR_SERVICE);
+        }
+
+        Window window = getWindow();
+        window.requestFeature(Window.FEATURE_NO_TITLE);
+        window.setType(WindowManager.LayoutParams.TYPE_SYSTEM_DIALOG);
+        window.setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
+                WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
+        window.setTitle("Recents");
+
+        setContentView(com.android.internal.R.layout.recent_apps_dialog);
+
+        final WindowManager.LayoutParams params = window.getAttributes();
+        params.width = WindowManager.LayoutParams.MATCH_PARENT;
+        params.height = WindowManager.LayoutParams.MATCH_PARENT;
+        window.setAttributes(params);
+        window.setFlags(0, WindowManager.LayoutParams.FLAG_DIM_BEHIND);
+
+        mIcons[0] = (TextView)findViewById(com.android.internal.R.id.button0);
+        mIcons[1] = (TextView)findViewById(com.android.internal.R.id.button1);
+        mIcons[2] = (TextView)findViewById(com.android.internal.R.id.button2);
+        mIcons[3] = (TextView)findViewById(com.android.internal.R.id.button3);
+        mIcons[4] = (TextView)findViewById(com.android.internal.R.id.button4);
+        mIcons[5] = (TextView)findViewById(com.android.internal.R.id.button5);
+        mIcons[6] = (TextView)findViewById(com.android.internal.R.id.button6);
+        mIcons[7] = (TextView)findViewById(com.android.internal.R.id.button7);
+        mNoAppsText = findViewById(com.android.internal.R.id.no_applications_message);
+
+        for (TextView b: mIcons) {
+            b.setOnClickListener(this);
+        }
+    }
+
+    /**
+     * Handler for user clicks.  If a button was clicked, launch the corresponding activity.
+     */
+    public void onClick(View v) {
+
+        for (TextView b: mIcons) {
+            if (b == v) {
+                // prepare a launch intent and send it
+                Intent intent = (Intent)b.getTag();
+                if (intent != null) {
+                    intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY);
+                    try {
+                        getContext().startActivity(intent);
+                    } catch (ActivityNotFoundException e) {
+                        Log.w("Recent", "Unable to launch recent task", e);
+                    }
+                }
+                break;
+            }
+        }
+        dismiss();
+    }
+
+    /**
+     * Set up and show the recent activities dialog.
+     */
+    @Override
+    public void onStart() {
+        super.onStart();
+        reloadButtons();
+        if (sStatusBar != null) {
+            sStatusBar.disable(StatusBarManager.DISABLE_EXPAND);
+        }
+
+        // receive broadcasts
+        getContext().registerReceiver(mBroadcastReceiver, mBroadcastIntentFilter);
+
+        mHandler.removeCallbacks(mCleanup);
+    }
+
+    /**
+     * Dismiss the recent activities dialog.
+     */
+    @Override
+    public void onStop() {
+        super.onStop();
+
+        if (sStatusBar != null) {
+            sStatusBar.disable(StatusBarManager.DISABLE_NONE);
+        }
+
+        // stop receiving broadcasts
+        getContext().unregisterReceiver(mBroadcastReceiver);
+
+        mHandler.postDelayed(mCleanup, 100);
+     }
+
+    /**
+     * Reload the 6 buttons with recent activities
+     */
+    private void reloadButtons() {
+
+        final Context context = getContext();
+        final PackageManager pm = context.getPackageManager();
+        final ActivityManager am = (ActivityManager)
+                context.getSystemService(Context.ACTIVITY_SERVICE);
+        final List<ActivityManager.RecentTaskInfo> recentTasks =
+                am.getRecentTasks(MAX_RECENT_TASKS, ActivityManager.RECENT_IGNORE_UNAVAILABLE);
+
+        ActivityInfo homeInfo = 
+            new Intent(Intent.ACTION_MAIN).addCategory(Intent.CATEGORY_HOME)
+                    .resolveActivityInfo(pm, 0);
+
+        IconUtilities iconUtilities = new IconUtilities(getContext());
+
+        // Performance note:  Our android performance guide says to prefer Iterator when
+        // using a List class, but because we know that getRecentTasks() always returns
+        // an ArrayList<>, we'll use a simple index instead.
+        int index = 0;
+        int numTasks = recentTasks.size();
+        for (int i = 0; i < numTasks && (index < NUM_BUTTONS); ++i) {
+            final ActivityManager.RecentTaskInfo info = recentTasks.get(i);
+
+            // for debug purposes only, disallow first result to create empty lists
+            if (DBG_FORCE_EMPTY_LIST && (i == 0)) continue;
+
+            Intent intent = new Intent(info.baseIntent);
+            if (info.origActivity != null) {
+                intent.setComponent(info.origActivity);
+            }
+
+            // Skip the current home activity.
+            if (homeInfo != null) {
+                if (homeInfo.packageName.equals(
+                        intent.getComponent().getPackageName())
+                        && homeInfo.name.equals(
+                                intent.getComponent().getClassName())) {
+                    continue;
+                }
+            }
+
+            intent.setFlags((intent.getFlags()&~Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED)
+                    | Intent.FLAG_ACTIVITY_NEW_TASK);
+            final ResolveInfo resolveInfo = pm.resolveActivity(intent, 0);
+            if (resolveInfo != null) {
+                final ActivityInfo activityInfo = resolveInfo.activityInfo;
+                final String title = activityInfo.loadLabel(pm).toString();
+                Drawable icon = activityInfo.loadIcon(pm);
+
+                if (title != null && title.length() > 0 && icon != null) {
+                    final TextView tv = mIcons[index];
+                    tv.setText(title);
+                    icon = iconUtilities.createIconDrawable(icon);
+                    tv.setCompoundDrawables(null, icon, null, null);
+                    tv.setTag(intent);
+                    tv.setVisibility(View.VISIBLE);
+                    tv.setPressed(false);
+                    tv.clearFocus();
+                    ++index;
+                }
+            }
+        }
+
+        // handle the case of "no icons to show"
+        mNoAppsText.setVisibility((index == 0) ? View.VISIBLE : View.GONE);
+
+        // hide the rest
+        for (; index < NUM_BUTTONS; ++index) {
+            mIcons[index].setVisibility(View.GONE);
+        }
+    }
+
+    /**
+     * This is the listener for the ACTION_CLOSE_SYSTEM_DIALOGS intent.  It's an indication that
+     * we should close ourselves immediately, in order to allow a higher-priority UI to take over
+     * (e.g. phone call received).
+     */
+    private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String action = intent.getAction();
+            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
+                String reason = intent.getStringExtra(PhoneWindowManager.SYSTEM_DIALOG_REASON_KEY);
+                if (! PhoneWindowManager.SYSTEM_DIALOG_REASON_RECENT_APPS.equals(reason)) {
+                    dismiss();
+                }
+            }
+        }
+    };
+}

base/policy/src/com/android/internal/policy/impl/ShortcutManager.java

@@ -0,0 +1,120 @@
+/*
+ * Copyright (C) 2007 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import android.content.Intent;
+import android.database.ContentObserver;
+import android.database.Cursor;
+import android.os.Handler;
+import android.provider.Settings;
+import android.util.Log;
+import android.util.SparseArray;
+import android.view.KeyCharacterMap;
+
+import java.net.URISyntaxException;
+
+/**
+ * Manages quick launch shortcuts by:
+ * <li> Keeping the local copy in sync with the database (this is an observer)
+ * <li> Returning a shortcut-matching intent to clients
+ */
+class ShortcutManager extends ContentObserver {
+    
+    private static final String TAG = "ShortcutManager";
+    
+    private static final int COLUMN_SHORTCUT = 0;
+    private static final int COLUMN_INTENT = 1;
+    private static final String[] sProjection = new String[] {
+        Settings.Bookmarks.SHORTCUT, Settings.Bookmarks.INTENT
+    };
+
+    private Context mContext;
+    private Cursor mCursor;
+    /** Map of a shortcut to its intent. */
+    private SparseArray<Intent> mShortcutIntents;
+    
+    public ShortcutManager(Context context, Handler handler) {
+        super(handler);
+        
+        mContext = context;
+        mShortcutIntents = new SparseArray<Intent>();
+    }
+
+    /** Observes the provider of shortcut+intents */
+    public void observe() {
+        mCursor = mContext.getContentResolver().query(
+                Settings.Bookmarks.CONTENT_URI, sProjection, null, null, null);
+        mCursor.registerContentObserver(this);
+        updateShortcuts();
+    }
+
+    @Override
+    public void onChange(boolean selfChange) {
+        updateShortcuts();
+    }
+    
+    private void updateShortcuts() {
+        Cursor c = mCursor;
+        if (!c.requery()) {
+            Log.e(TAG, "ShortcutObserver could not re-query shortcuts.");
+            return;
+        }
+
+        mShortcutIntents.clear();
+        while (c.moveToNext()) {
+            int shortcut = c.getInt(COLUMN_SHORTCUT);
+            if (shortcut == 0) continue;
+            String intentURI = c.getString(COLUMN_INTENT);
+            Intent intent = null;
+            try {
+                intent = Intent.getIntent(intentURI);
+            } catch (URISyntaxException e) {
+                Log.w(TAG, "Intent URI for shortcut invalid.", e);
+            }
+            if (intent == null) continue;
+            mShortcutIntents.put(shortcut, intent);
+        }
+    }
+    
+    /**
+     * Gets the shortcut intent for a given keycode+modifier. Make sure you
+     * strip whatever modifier is used for invoking shortcuts (for example,
+     * if 'Sym+A' should invoke a shortcut on 'A', you should strip the
+     * 'Sym' bit from the modifiers before calling this method.
+     * <p>
+     * This will first try an exact match (with modifiers), and then try a
+     * match without modifiers (primary character on a key).
+     * 
+     * @param keyCode The keycode of the key pushed.
+     * @param modifiers The modifiers without any that are used for chording
+     *            to invoke a shortcut.
+     * @return The intent that matches the shortcut, or null if not found.
+     */
+    public Intent getIntent(int keyCode, int modifiers) {
+        KeyCharacterMap kcm = KeyCharacterMap.load(KeyCharacterMap.BUILT_IN_KEYBOARD);
+        // First try the exact keycode (with modifiers)
+        int shortcut = kcm.get(keyCode, modifiers);
+        Intent intent = shortcut != 0 ? mShortcutIntents.get(shortcut) : null; 
+        if (intent != null) return intent;
+        
+        // Next try the keycode without modifiers (the primary character on that key)
+        shortcut = Character.toLowerCase(kcm.get(keyCode, 0));
+        return shortcut != 0 ? mShortcutIntents.get(shortcut) : null;
+    }
+
+}

base/policy/src/com/android/internal/policy/impl/SimUnlockScreen.java

@@ -0,0 +1,476 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.app.Dialog;
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.content.res.Configuration;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+
+import android.telephony.TelephonyManager;
+import com.android.internal.telephony.ITelephony;
+import com.android.internal.widget.LockPatternUtils;
+
+import android.text.Editable;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.Button;
+import android.view.ViewGroup;
+import android.view.Gravity;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+import com.android.internal.R;
+/**
+ * Displays a dialer like interface to unlock the SIM PIN.
+ */
+public class SimUnlockScreen extends LinearLayout implements KeyguardScreen, View.OnClickListener,
+        KeyguardUpdateMonitor.InfoCallback {
+
+    private static final int DIGIT_PRESS_WAKE_MILLIS = 5000;
+
+    private final KeyguardUpdateMonitor mUpdateMonitor;
+    private final KeyguardScreenCallback mCallback;
+
+    private TextView mHeaderText;
+    private TextView mPinText;
+
+    private TextView mOkButton;
+    private Button mEmergencyCallButton;
+
+    private View mBackSpaceButton;
+
+    private Context mContext;
+
+    private final int[] mEnteredPin = {0, 0, 0, 0, 0, 0, 0, 0};
+    private int mEnteredDigits = 0;
+
+    private ProgressDialog mSimUnlockProgressDialog = null;
+
+    private LockPatternUtils mLockPatternUtils;
+
+    private int mCreationOrientation;
+
+    private int mKeyboardHidden;
+
+    private int mSubscription = 0;
+
+    private static final char[] DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
+
+    public SimUnlockScreen(Context context, Configuration configuration,
+            KeyguardUpdateMonitor updateMonitor, KeyguardScreenCallback callback,
+            LockPatternUtils lockpatternutils, int subscription) {
+        super(context);
+        mUpdateMonitor = updateMonitor;
+        mCallback = callback;
+        mContext = context;
+
+        mCreationOrientation = configuration.orientation;
+        mKeyboardHidden = configuration.hardKeyboardHidden;
+        mLockPatternUtils = lockpatternutils;
+
+        LayoutInflater inflater = LayoutInflater.from(context);
+        if (mKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO) {
+            inflater.inflate(R.layout.keyguard_screen_sim_pin_landscape, this, true);
+        } else {
+            inflater.inflate(R.layout.keyguard_screen_sim_pin_portrait, this, true);
+            new TouchInput();
+        }
+
+        mHeaderText = (TextView) findViewById(R.id.headerText);
+        mPinText = (TextView) findViewById(R.id.pinDisplay);
+        mBackSpaceButton = findViewById(R.id.backspace);
+        mBackSpaceButton.setOnClickListener(this);
+
+        mEmergencyCallButton = (Button) findViewById(R.id.emergencyCall);
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+        mOkButton = (TextView) findViewById(R.id.ok);
+
+        mSubscription = subscription;
+        if (TelephonyManager.isMultiSimEnabled()) {
+            String displayText = getContext().getString(R.string.keyguard_password_enter_pin_code_for_subscription)
+                    + (mSubscription + 1);
+            mHeaderText.setText(displayText);
+        } else {
+            mHeaderText.setText(R.string.keyguard_password_enter_pin_code);
+        }
+        mPinText.setFocusable(false);
+
+        mEmergencyCallButton.setOnClickListener(this);
+        mOkButton.setOnClickListener(this);
+
+        setFocusableInTouchMode(true);
+    }
+
+    /** {@inheritDoc} */
+    public boolean needsInput() {
+        return true;
+    }
+
+    /** {@inheritDoc} */
+    public void onPause() {
+
+    }
+
+    /** {@inheritDoc} */
+    public void onResume() {
+        // start fresh
+        if (TelephonyManager.isMultiSimEnabled()) {
+            String displayText = getContext().getString(R.string.keyguard_password_enter_pin_code_for_subscription)
+                    + (mSubscription + 1);
+            mHeaderText.setText(displayText);
+        } else {
+            mHeaderText.setText(R.string.keyguard_password_enter_pin_code);
+        }
+
+        // make sure that the number of entered digits is consistent when we
+        // erase the SIM unlock code, including orientation changes.
+        mPinText.setText("");
+        mEnteredDigits = 0;
+
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+    }
+
+    /** {@inheritDoc} */
+    public void cleanUp() {
+        // hide the dialog.
+        if (mSimUnlockProgressDialog != null) {
+            mSimUnlockProgressDialog.hide();
+        }
+        mUpdateMonitor.removeCallback(this);
+    }
+
+
+    /**
+     * Since the IPC can block, we want to run the request in a separate thread
+     * with a callback.
+     */
+    private abstract class CheckSimPin extends Thread {
+
+        private final String mPin;
+
+        protected CheckSimPin(String pin) {
+            mPin = pin;
+        }
+
+        abstract void onSimLockChangedResponse(boolean success);
+
+        @Override
+        public void run() {
+            try {
+                final boolean result = ITelephony.Stub.asInterface(ServiceManager
+                        .checkService("phone")).supplyPinOnSubscription(mPin, mSubscription);
+                post(new Runnable() {
+                    public void run() {
+                        onSimLockChangedResponse(result);
+                    }
+                });
+            } catch (RemoteException e) {
+                post(new Runnable() {
+                    public void run() {
+                        onSimLockChangedResponse(false);
+                    }
+                });
+            }
+        }
+    }
+
+    public void onClick(View v) {
+        if (v == mBackSpaceButton) {
+            final Editable digits = mPinText.getEditableText();
+            final int len = digits.length();
+            if (len > 0) {
+                digits.delete(len-1, len);
+                mEnteredDigits--;
+            }
+            mCallback.pokeWakelock();
+        } else if (v == mEmergencyCallButton) {
+            mCallback.takeEmergencyCallAction();
+        } else if (v == mOkButton) {
+            checkPin();
+        }
+    }
+
+    private Dialog getSimUnlockProgressDialog() {
+        if (mSimUnlockProgressDialog == null) {
+            mSimUnlockProgressDialog = new ProgressDialog(mContext);
+            mSimUnlockProgressDialog.setMessage(
+                    mContext.getString(R.string.lockscreen_sim_unlock_progress_dialog_message));
+            mSimUnlockProgressDialog.setIndeterminate(true);
+            mSimUnlockProgressDialog.setCancelable(false);
+            mSimUnlockProgressDialog.getWindow().setType(
+                    WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG);
+            if (!mContext.getResources().getBoolean(
+                    com.android.internal.R.bool.config_sf_slowBlur)) {
+                mSimUnlockProgressDialog.getWindow().setFlags(
+                        WindowManager.LayoutParams.FLAG_BLUR_BEHIND,
+                        WindowManager.LayoutParams.FLAG_BLUR_BEHIND);
+            }
+        }
+        return mSimUnlockProgressDialog;
+    }
+
+    private void checkPin() {
+
+        // make sure that the pin is at least 4 digits long.
+        if (mEnteredDigits < 4) {
+            // otherwise, display a message to the user, and don't submit.
+            mHeaderText.setText(R.string.invalidPin);
+            mPinText.setText("");
+            mEnteredDigits = 0;
+            mCallback.pokeWakelock();
+            return;
+        }
+        getSimUnlockProgressDialog().show();
+
+        new CheckSimPin(mPinText.getText().toString()) {
+            void onSimLockChangedResponse(boolean success) {
+                if (mSimUnlockProgressDialog != null) {
+                    mSimUnlockProgressDialog.hide();
+                }
+                if (success) {
+                    //Display message to user that the PIN1 entered is accepted.
+                    LayoutInflater inflater = LayoutInflater.from(mContext);
+                    View layout = inflater.inflate(R.layout.transient_notification,
+                    (ViewGroup) findViewById(R.id.toast_layout_root));
+
+                    TextView text = (TextView) layout.findViewById(R.id.message);
+                    text.setText(R.string.keyguard_pin_accepted);
+
+                    Toast toast = new Toast(mContext);
+                    toast.setDuration(Toast.LENGTH_LONG);
+                    toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
+                    toast.setView(layout);
+                    toast.show();
+
+                    // before closing the keyguard, report back that
+                    // the sim is unlocked so it knows right away
+                    mUpdateMonitor.reportSimPinUnlocked(mSubscription);
+                    mCallback.goToUnlockScreen();
+                } else {
+                    try {
+                        //Displays No. of attempts remaining to unlock PIN1 in case of wrong entry.
+                        int attemptsRemaining = ITelephony.Stub.asInterface(ServiceManager
+                                .checkService("phone")).getIccPin1RetryCountOnSubscription(mSubscription);
+                        if (attemptsRemaining >= 0) {
+                            String displayMessage = getContext().getString(R.string.keyguard_password_wrong_pin_code)
+                                    + getContext().getString(R.string.pinpuk_attempts) + attemptsRemaining;
+                            mHeaderText.setText(displayMessage);
+                        } else {
+                            mHeaderText.setText(R.string.keyguard_password_wrong_pin_code);
+                        }
+                    } catch (RemoteException ex) {
+                        mHeaderText.setText(R.string.keyguard_password_wrong_pin_code);
+                    }
+                    mPinText.setText("");
+                    mEnteredDigits = 0;
+                }
+                mCallback.pokeWakelock();
+            }
+        }.start();
+    }
+
+
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        if (keyCode == KeyEvent.KEYCODE_BACK) {
+            mCallback.goToLockScreen();
+            return true;
+        }
+
+        final char match = event.getMatch(DIGITS);
+        if (match != 0) {
+            reportDigit(match - '0');
+            return true;
+        }
+        if (keyCode == KeyEvent.KEYCODE_DEL) {
+            if (mEnteredDigits > 0) {
+                mPinText.onKeyDown(keyCode, event);
+                mEnteredDigits--;
+            }
+            return true;
+        }
+
+        if (keyCode == KeyEvent.KEYCODE_ENTER) {
+            checkPin();
+            return true;
+        }
+
+        return false;
+    }
+
+    private void reportDigit(int digit) {
+        if (mEnteredDigits == 0) {
+            mPinText.setText("");
+        }
+        if (mEnteredDigits == 8) {
+            return;
+        }
+        mPinText.append(Integer.toString(digit));
+        mEnteredPin[mEnteredDigits++] = digit;
+    }
+
+    void updateConfiguration() {
+        Configuration newConfig = getResources().getConfiguration();
+        if (newConfig.orientation != mCreationOrientation) {
+            mCallback.recreateMe(newConfig);
+        } else if (newConfig.hardKeyboardHidden != mKeyboardHidden) {
+            mKeyboardHidden = newConfig.hardKeyboardHidden;
+            final boolean isKeyboardOpen = mKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO;
+            if (mUpdateMonitor.isKeyguardBypassEnabled() && isKeyboardOpen) {
+                mCallback.goToUnlockScreen();
+            }
+        }
+        
+    }
+    
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        updateConfiguration();
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        updateConfiguration();
+    }
+
+    /**
+     * Helper class to handle input from touch dialer.  Only relevant when
+     * the keyboard is shut.
+     */
+    private class TouchInput implements View.OnClickListener {
+        private TextView mZero;
+        private TextView mOne;
+        private TextView mTwo;
+        private TextView mThree;
+        private TextView mFour;
+        private TextView mFive;
+        private TextView mSix;
+        private TextView mSeven;
+        private TextView mEight;
+        private TextView mNine;
+        private TextView mCancelButton;
+
+        private TouchInput() {
+            mZero = (TextView) findViewById(R.id.zero);
+            mOne = (TextView) findViewById(R.id.one);
+            mTwo = (TextView) findViewById(R.id.two);
+            mThree = (TextView) findViewById(R.id.three);
+            mFour = (TextView) findViewById(R.id.four);
+            mFive = (TextView) findViewById(R.id.five);
+            mSix = (TextView) findViewById(R.id.six);
+            mSeven = (TextView) findViewById(R.id.seven);
+            mEight = (TextView) findViewById(R.id.eight);
+            mNine = (TextView) findViewById(R.id.nine);
+            mCancelButton = (TextView) findViewById(R.id.cancel);
+
+            mZero.setText("0");
+            mOne.setText("1");
+            mTwo.setText("2");
+            mThree.setText("3");
+            mFour.setText("4");
+            mFive.setText("5");
+            mSix.setText("6");
+            mSeven.setText("7");
+            mEight.setText("8");
+            mNine.setText("9");
+
+            mZero.setOnClickListener(this);
+            mOne.setOnClickListener(this);
+            mTwo.setOnClickListener(this);
+            mThree.setOnClickListener(this);
+            mFour.setOnClickListener(this);
+            mFive.setOnClickListener(this);
+            mSix.setOnClickListener(this);
+            mSeven.setOnClickListener(this);
+            mEight.setOnClickListener(this);
+            mNine.setOnClickListener(this);
+            mCancelButton.setOnClickListener(this);
+        }
+
+
+        public void onClick(View v) {
+            if (v == mCancelButton) {
+                if (TelephonyManager.isMultiSimEnabled()) {
+                    mCallback.updatePinUnlockCancel(mSubscription);
+                }
+                mCallback.goToLockScreen();
+                return;
+            }
+
+            final int digit = checkDigit(v);
+            if (digit >= 0) {
+                mCallback.pokeWakelock(DIGIT_PRESS_WAKE_MILLIS);
+                reportDigit(digit);
+            }
+        }
+
+        private int checkDigit(View v) {
+            int digit = -1;
+            if (v == mZero) {
+                digit = 0;
+            } else if (v == mOne) {
+                digit = 1;
+            } else if (v == mTwo) {
+                digit = 2;
+            } else if (v == mThree) {
+                digit = 3;
+            } else if (v == mFour) {
+                digit = 4;
+            } else if (v == mFive) {
+                digit = 5;
+            } else if (v == mSix) {
+                digit = 6;
+            } else if (v == mSeven) {
+                digit = 7;
+            } else if (v == mEight) {
+                digit = 8;
+            } else if (v == mNine) {
+                digit = 9;
+            }
+            return digit;
+        }
+    }
+
+    public void onPhoneStateChanged(String newState) {
+        mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
+    }
+
+    public void onRefreshBatteryInfo(boolean showBatteryInfo, boolean pluggedIn, int batteryLevel) {
+
+    }
+
+    public void onRefreshCarrierInfo(CharSequence plmn, CharSequence spn, int subscription) {
+
+    }
+
+    public void onRingerModeChanged(int state) {
+
+    }
+
+    public void onTimeChanged() {
+
+    }
+}

base/policy/src/com/android/internal/policy/impl/package.html

@@ -0,0 +1,5 @@
+<body>
+
+{@hide}
+
+</body>

base/policy/tests/Android.mk

@@ -0,0 +1,29 @@
+# Copyright 2010, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+# We only want this apk build for tests.
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_JAVA_LIBRARIES := android.policy android.test.runner
+
+# Include all test java files.
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+
+LOCAL_PACKAGE_NAME := FrameworkPolicyTests
+
+include $(BUILD_PACKAGE)
+

base/policy/tests/AndroidManifest.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2010 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="com.android.frameworks.policy.tests">
+
+    <application>
+        <uses-library android:name="android.test.runner" />
+    </application>
+
+    <uses-permission android:name="android.permission.GET_ACCOUNTS" />
+    <uses-permission android:name="android.permission.MANAGE_ACCOUNTS" />
+    
+    <instrumentation
+        android:name="android.test.InstrumentationTestRunner"
+        android:targetPackage="com.android.frameworks.policy.tests"
+        android:label="Framework policy tests" />
+</manifest>

base/policy/tests/src/com/android/internal/policy/impl/LockPatternKeyguardViewTest.java

@@ -0,0 +1,350 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.internal.policy.impl;
+
+import android.content.Context;
+import com.android.internal.telephony.IccCard;
+import android.content.res.Configuration;
+import android.test.AndroidTestCase;
+import android.view.View;
+import android.view.KeyEvent;
+import com.android.internal.widget.LockPatternUtils;
+import com.google.android.collect.Lists;
+
+import java.util.List;
+
+/**
+ * Tests for {@link com.android.internal.policy.impl.LockPatternKeyguardView},
+ * which handles the management of screens while the keyguard is showing.
+ */
+public class LockPatternKeyguardViewTest extends AndroidTestCase {
+    private MockUpdateMonitor mUpdateMonitor;
+    private LockPatternUtils mLockPatternUtils;
+    private TestableLockPatternKeyguardView mLPKV;
+    private MockKeyguardCallback mKeyguardViewCallback;
+
+    private static class MockUpdateMonitor extends KeyguardUpdateMonitor {
+
+        public IccCard.State simState = IccCard.State.READY;
+
+        private MockUpdateMonitor(Context context) {
+            super(context);
+        }
+
+        @Override
+        public IccCard.State getSimState() {
+            return simState;
+        }
+    }
+
+    private static class MockLockPatternUtils extends LockPatternUtils {
+        boolean isLockPatternEnabled = true;
+        public boolean isPermanentlyLocked = false;
+
+        public MockLockPatternUtils(Context context) {
+            super(context);
+        }
+
+        @Override
+        public boolean isLockPatternEnabled() {
+            return isLockPatternEnabled;
+        }
+
+        @Override
+        public void setLockPatternEnabled(boolean lockPatternEnabled) {
+            isLockPatternEnabled = lockPatternEnabled;
+        }
+
+        @Override
+        public boolean isPermanentlyLocked() {
+            return isPermanentlyLocked;
+        }
+
+        public void setPermanentlyLocked(boolean permanentlyLocked) {
+            isPermanentlyLocked = permanentlyLocked;
+        }
+    }
+
+    private static class MockKeyguardScreen extends View implements KeyguardScreen {
+
+        private int mOnPauseCount = 0;
+        private int mOnResumeCount = 0;
+        private int mCleanupCount = 0;
+
+        private MockKeyguardScreen(Context context) {
+            super(context);
+            setFocusable(true);
+        }
+
+        /** {@inheritDoc} */
+        public boolean needsInput() {
+            return false;
+        }
+
+        /** {@inheritDoc} */
+        public void onPause() {
+            mOnPauseCount++;
+        }
+
+        /** {@inheritDoc} */
+        public void onResume() {
+            mOnResumeCount++;
+        }
+
+        /** {@inheritDoc} */
+        public void cleanUp() {
+            mCleanupCount++;
+        }
+
+        public int getOnPauseCount() {
+            return mOnPauseCount;
+        }
+
+        public int getOnResumeCount() {
+            return mOnResumeCount;
+        }
+
+        public int getCleanupCount() {
+            return mCleanupCount;
+        }
+    }
+
+    /**
+     * Allows us to inject the lock and unlock views to simulate their behavior
+     * and detect their creation.
+     */
+    private static class TestableLockPatternKeyguardView extends LockPatternKeyguardView {
+        private List<MockKeyguardScreen> mInjectedLockScreens;
+        private List<MockKeyguardScreen> mInjectedUnlockScreens;
+
+
+
+        private TestableLockPatternKeyguardView(Context context, KeyguardUpdateMonitor updateMonitor,
+                LockPatternUtils lockPatternUtils, KeyguardWindowController controller) {
+            super(context, updateMonitor, lockPatternUtils, controller);
+        }
+
+        @Override
+        View createLockScreen() {
+            final MockKeyguardScreen newView = new MockKeyguardScreen(getContext());
+            if (mInjectedLockScreens == null) mInjectedLockScreens = Lists.newArrayList();
+            mInjectedLockScreens.add(newView);
+            return newView;
+        }
+
+        @Override
+        View createUnlockScreenFor(UnlockMode unlockMode) {
+            final MockKeyguardScreen newView = new MockKeyguardScreen(getContext());
+            if (mInjectedUnlockScreens == null) mInjectedUnlockScreens = Lists.newArrayList();
+            mInjectedUnlockScreens.add(newView);
+            return newView;
+        }
+
+        public List<MockKeyguardScreen> getInjectedLockScreens() {
+            return mInjectedLockScreens;
+        }
+
+        public List<MockKeyguardScreen> getInjectedUnlockScreens() {
+            return mInjectedUnlockScreens;
+        }
+    }
+
+    private static class MockKeyguardCallback implements KeyguardViewCallback {
+
+        private int mPokeWakelockCount = 0;
+        private int mKeyguardDoneCount = 0;
+
+        public void pokeWakelock() {
+            mPokeWakelockCount++;
+        }
+
+        public void pokeWakelock(int millis) {
+            mPokeWakelockCount++;
+        }
+
+        public void keyguardDone(boolean authenticated) {
+            mKeyguardDoneCount++;
+        }
+
+        public void keyguardDoneDrawing() {
+
+        }
+
+        public int getPokeWakelockCount() {
+            return mPokeWakelockCount;
+        }
+
+        public int getKeyguardDoneCount() {
+            return mKeyguardDoneCount;
+        }
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        mUpdateMonitor = new MockUpdateMonitor(getContext());
+        mLockPatternUtils = new MockLockPatternUtils(getContext());
+
+        mLPKV = new TestableLockPatternKeyguardView(getContext(), mUpdateMonitor,
+                mLockPatternUtils, new KeyguardWindowController() {
+            public void setNeedsInput(boolean needsInput) {
+            }
+        });
+        mKeyguardViewCallback = new MockKeyguardCallback();
+        mLPKV.setCallback(mKeyguardViewCallback);
+    }
+
+    public void testStateAfterCreatedWhileScreenOff() {
+
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+        MockKeyguardScreen unlockScreen = mLPKV.getInjectedUnlockScreens().get(0);
+
+        assertEquals(0, lockScreen.getOnPauseCount());
+        assertEquals(0, lockScreen.getOnResumeCount());
+        assertEquals(0, lockScreen.getCleanupCount());
+
+        assertEquals(0, unlockScreen.getOnPauseCount());
+        assertEquals(0, unlockScreen.getOnResumeCount());
+        assertEquals(0, unlockScreen.getCleanupCount());
+
+        assertEquals(0, mKeyguardViewCallback.getPokeWakelockCount());
+        assertEquals(0, mKeyguardViewCallback.getKeyguardDoneCount());
+    }
+
+    public void testWokenByNonMenuKey() {
+        mLPKV.wakeWhenReadyTq(0);
+
+        // should have poked the wakelock to turn on the screen
+        assertEquals(1, mKeyguardViewCallback.getPokeWakelockCount());
+
+        // shouldn't be any additional views created
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+        MockKeyguardScreen unlockScreen = mLPKV.getInjectedUnlockScreens().get(0);
+
+        // lock screen should be only visible one
+        assertEquals(View.VISIBLE, lockScreen.getVisibility());
+        assertEquals(View.GONE, unlockScreen.getVisibility());
+
+        // on resume not called until screen turns on
+        assertEquals(0, lockScreen.getOnPauseCount());
+        assertEquals(0, lockScreen.getOnResumeCount());
+        assertEquals(0, lockScreen.getCleanupCount());
+
+        assertEquals(0, unlockScreen.getOnPauseCount());
+        assertEquals(0, unlockScreen.getOnResumeCount());
+        assertEquals(0, unlockScreen.getCleanupCount());
+
+        // simulate screen turning on
+        mLPKV.onScreenTurnedOn();
+
+        assertEquals(0, lockScreen.getOnPauseCount());
+        assertEquals(1, lockScreen.getOnResumeCount());
+        assertEquals(0, lockScreen.getCleanupCount());
+
+        assertEquals(0, unlockScreen.getOnPauseCount());
+        assertEquals(0, unlockScreen.getOnResumeCount());
+        assertEquals(0, unlockScreen.getCleanupCount());
+    }
+
+    public void testWokenByMenuKeyWhenPatternSet() {
+        assertEquals(true, mLockPatternUtils.isLockPatternEnabled());
+
+        mLPKV.wakeWhenReadyTq(KeyEvent.KEYCODE_MENU);
+
+        // should have poked the wakelock to turn on the screen
+        assertEquals(1, mKeyguardViewCallback.getPokeWakelockCount());
+
+        // shouldn't be any additional views created
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+        MockKeyguardScreen unlockScreen = mLPKV.getInjectedUnlockScreens().get(0);
+
+        // unlock screen should be only visible one
+        assertEquals(View.GONE, lockScreen.getVisibility());
+        assertEquals(View.VISIBLE, unlockScreen.getVisibility());
+    }
+
+    public void testScreenRequestsRecreation() {
+        mLPKV.wakeWhenReadyTq(0);
+        mLPKV.onScreenTurnedOn();
+
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+
+        assertEquals(0, lockScreen.getOnPauseCount());
+        assertEquals(1, lockScreen.getOnResumeCount());
+
+        // simulate screen asking to be recreated
+        mLPKV.mKeyguardScreenCallback.recreateMe(new Configuration());
+
+        // should have been recreated
+        assertEquals(2, mLPKV.getInjectedLockScreens().size());
+        assertEquals(2, mLPKV.getInjectedUnlockScreens().size());
+
+        // both old screens should have been cleaned up
+        assertEquals(1, mLPKV.getInjectedLockScreens().get(0).getCleanupCount());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().get(0).getCleanupCount());
+
+        // old lock screen should have been paused
+        assertEquals(1, mLPKV.getInjectedLockScreens().get(0).getOnPauseCount());
+        assertEquals(0, mLPKV.getInjectedUnlockScreens().get(0).getOnPauseCount());
+
+        // new lock screen should have been resumed
+        assertEquals(1, mLPKV.getInjectedLockScreens().get(1).getOnResumeCount());
+        assertEquals(0, mLPKV.getInjectedUnlockScreens().get(1).getOnResumeCount());
+    }
+
+    public void testMenuDoesntGoToUnlockScreenOnWakeWhenPukLocked() {
+        // PUK locked
+        mUpdateMonitor.simState = IccCard.State.PUK_REQUIRED;
+
+        // wake by menu
+        mLPKV.wakeWhenReadyTq(KeyEvent.KEYCODE_MENU);
+
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+        MockKeyguardScreen unlockScreen = mLPKV.getInjectedUnlockScreens().get(0);
+
+        // lock screen should be only visible one
+        assertEquals(View.VISIBLE, lockScreen.getVisibility());
+        assertEquals(View.GONE, unlockScreen.getVisibility());
+    }
+
+    public void testMenuGoesToLockScreenWhenDeviceNotSecure() {
+        mLockPatternUtils.setLockPatternEnabled(false);
+
+        // wake by menu
+        mLPKV.wakeWhenReadyTq(KeyEvent.KEYCODE_MENU);
+
+        assertEquals(1, mLPKV.getInjectedLockScreens().size());
+        assertEquals(1, mLPKV.getInjectedUnlockScreens().size());
+        MockKeyguardScreen lockScreen = mLPKV.getInjectedLockScreens().get(0);
+        MockKeyguardScreen unlockScreen = mLPKV.getInjectedUnlockScreens().get(0);
+
+        // lock screen should be only visible one
+        assertEquals(View.VISIBLE, lockScreen.getVisibility());
+        assertEquals(View.GONE, unlockScreen.getVisibility());
+    }
+}