788 lines
32 KiB
Java
788 lines
32 KiB
Java
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.app;
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import android.Manifest;
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import android.content.ActivityNotFoundException;
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import android.content.ComponentName;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.text.TextUtils;
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import android.util.Log;
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import android.view.KeyEvent;
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import java.util.List;
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/**
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* This class provides access to the system search services.
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*
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* <p>In practice, you won't interact with this class directly, as search
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* services are provided through methods in {@link android.app.Activity Activity}
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* and the {@link android.content.Intent#ACTION_SEARCH ACTION_SEARCH}
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* {@link android.content.Intent Intent}.
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* If you do require direct access to the SearchManager, do not instantiate
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* this class directly. Instead, retrieve it through
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* {@link android.content.Context#getSystemService
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* context.getSystemService(Context.SEARCH_SERVICE)}.
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*
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* <div class="special">
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* <p>For a guide to using the search dialog and adding search
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* suggestions in your application, see the Dev Guide topic about <strong><a
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* href="{@docRoot}guide/topics/search/index.html">Search</a></strong>.</p>
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* </div>
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*/
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public class SearchManager
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implements DialogInterface.OnDismissListener, DialogInterface.OnCancelListener
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{
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private static final boolean DBG = false;
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private static final String TAG = "SearchManager";
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/**
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* This is a shortcut definition for the default menu key to use for invoking search.
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*
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* See Menu.Item.setAlphabeticShortcut() for more information.
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*/
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public final static char MENU_KEY = 's';
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/**
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* This is a shortcut definition for the default menu key to use for invoking search.
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*
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* See Menu.Item.setAlphabeticShortcut() for more information.
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*/
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public final static int MENU_KEYCODE = KeyEvent.KEYCODE_S;
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/**
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* Intent extra data key: Use this key with
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* {@link android.content.Intent#getStringExtra
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* content.Intent.getStringExtra()}
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* to obtain the query string from Intent.ACTION_SEARCH.
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*/
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public final static String QUERY = "query";
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/**
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* Intent extra data key: Use this key with
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* {@link android.content.Intent#getStringExtra
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* content.Intent.getStringExtra()}
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* to obtain the query string typed in by the user.
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* This may be different from the value of {@link #QUERY}
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* if the intent is the result of selecting a suggestion.
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* In that case, {@link #QUERY} will contain the value of
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* {@link #SUGGEST_COLUMN_QUERY} for the suggestion, and
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* {@link #USER_QUERY} will contain the string typed by the
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* user.
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*/
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public final static String USER_QUERY = "user_query";
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/**
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* Intent extra data key: Use this key with Intent.ACTION_SEARCH and
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* {@link android.content.Intent#getBundleExtra
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* content.Intent.getBundleExtra()}
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* to obtain any additional app-specific data that was inserted by the
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* activity that launched the search.
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*/
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public final static String APP_DATA = "app_data";
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/**
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* Intent extra data key: Use {@link android.content.Intent#getBundleExtra
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* content.Intent.getBundleExtra(SEARCH_MODE)} to get the search mode used
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* to launch the intent.
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* The only current value for this is {@link #MODE_GLOBAL_SEARCH_SUGGESTION}.
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*
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* @hide
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*/
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public final static String SEARCH_MODE = "search_mode";
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/**
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* Intent extra data key: Use this key with Intent.ACTION_SEARCH and
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* {@link android.content.Intent#getIntExtra content.Intent.getIntExtra()}
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* to obtain the keycode that the user used to trigger this query. It will be zero if the
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* user simply pressed the "GO" button on the search UI. This is primarily used in conjunction
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* with the keycode attribute in the actionkey element of your searchable.xml configuration
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* file.
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*/
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public final static String ACTION_KEY = "action_key";
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/**
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* Intent extra data key: This key will be used for the extra populated by the
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* {@link #SUGGEST_COLUMN_INTENT_EXTRA_DATA} column.
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*/
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public final static String EXTRA_DATA_KEY = "intent_extra_data_key";
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/**
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* Boolean extra data key for {@link #INTENT_ACTION_GLOBAL_SEARCH} intents. If {@code true},
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* the initial query should be selected when the global search activity is started, so
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* that the user can easily replace it with another query.
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*/
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public final static String EXTRA_SELECT_QUERY = "select_query";
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/**
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* Boolean extra data key for a suggestion provider to return in {@link Cursor#getExtras} to
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* indicate that the search is not complete yet. This can be used by the search UI
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* to indicate that a search is in progress. The suggestion provider can return partial results
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* this way and send a change notification on the cursor when more results are available.
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*/
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public final static String CURSOR_EXTRA_KEY_IN_PROGRESS = "in_progress";
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/**
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* Intent extra data key: Use this key with Intent.ACTION_SEARCH and
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* {@link android.content.Intent#getStringExtra content.Intent.getStringExtra()}
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* to obtain the action message that was defined for a particular search action key and/or
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* suggestion. It will be null if the search was launched by typing "enter", touched the the
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* "GO" button, or other means not involving any action key.
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*/
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public final static String ACTION_MSG = "action_msg";
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/**
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* Uri path for queried suggestions data. This is the path that the search manager
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* will use when querying your content provider for suggestions data based on user input
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* (e.g. looking for partial matches).
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* Typically you'll use this with a URI matcher.
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*/
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public final static String SUGGEST_URI_PATH_QUERY = "search_suggest_query";
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/**
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* MIME type for suggestions data. You'll use this in your suggestions content provider
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* in the getType() function.
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*/
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public final static String SUGGEST_MIME_TYPE =
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"vnd.android.cursor.dir/vnd.android.search.suggest";
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/**
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* Uri path for shortcut validation. This is the path that the search manager will use when
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* querying your content provider to refresh a shortcutted suggestion result and to check if it
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* is still valid. When asked, a source may return an up to date result, or no result. No
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* result indicates the shortcut refers to a no longer valid sugggestion.
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*
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* @see #SUGGEST_COLUMN_SHORTCUT_ID
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*/
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public final static String SUGGEST_URI_PATH_SHORTCUT = "search_suggest_shortcut";
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/**
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* MIME type for shortcut validation. You'll use this in your suggestions content provider
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* in the getType() function.
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*/
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public final static String SHORTCUT_MIME_TYPE =
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"vnd.android.cursor.item/vnd.android.search.suggest";
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/**
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* Column name for suggestions cursor. <i>Unused - can be null or column can be omitted.</i>
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*/
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public final static String SUGGEST_COLUMN_FORMAT = "suggest_format";
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/**
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* Column name for suggestions cursor. <i>Required.</i> This is the primary line of text that
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* will be presented to the user as the suggestion.
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*/
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public final static String SUGGEST_COLUMN_TEXT_1 = "suggest_text_1";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If your cursor includes this column,
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* then all suggestions will be provided in a two-line format. The second line of text is in
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* a much smaller appearance.
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*/
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public final static String SUGGEST_COLUMN_TEXT_2 = "suggest_text_2";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> This is a URL that will be shown
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* as the second line of text instead of {@link #SUGGEST_COLUMN_TEXT_2}. This is a separate
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* column so that the search UI knows to display the text as a URL, e.g. by using a different
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* color. If this column is absent, or has the value {@code null},
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* {@link #SUGGEST_COLUMN_TEXT_2} will be used instead.
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*/
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public final static String SUGGEST_COLUMN_TEXT_2_URL = "suggest_text_2_url";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If your cursor includes this column,
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* then all suggestions will be provided in a format that includes space for two small icons,
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* one at the left and one at the right of each suggestion. The data in the column must
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* be a resource ID of a drawable, or a URI in one of the following formats:
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*
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* <ul>
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* <li>content ({@link android.content.ContentResolver#SCHEME_CONTENT})</li>
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* <li>android.resource ({@link android.content.ContentResolver#SCHEME_ANDROID_RESOURCE})</li>
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* <li>file ({@link android.content.ContentResolver#SCHEME_FILE})</li>
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* </ul>
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*
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* See {@link android.content.ContentResolver#openAssetFileDescriptor(Uri, String)}
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* for more information on these schemes.
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*/
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public final static String SUGGEST_COLUMN_ICON_1 = "suggest_icon_1";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If your cursor includes this column,
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* then all suggestions will be provided in a format that includes space for two small icons,
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* one at the left and one at the right of each suggestion. The data in the column must
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* be a resource ID of a drawable, or a URI in one of the following formats:
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*
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* <ul>
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* <li>content ({@link android.content.ContentResolver#SCHEME_CONTENT})</li>
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* <li>android.resource ({@link android.content.ContentResolver#SCHEME_ANDROID_RESOURCE})</li>
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* <li>file ({@link android.content.ContentResolver#SCHEME_FILE})</li>
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* </ul>
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*
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* See {@link android.content.ContentResolver#openAssetFileDescriptor(Uri, String)}
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* for more information on these schemes.
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*/
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public final static String SUGGEST_COLUMN_ICON_2 = "suggest_icon_2";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If this column exists <i>and</i>
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* this element exists at the given row, this is the action that will be used when
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* forming the suggestion's intent. If the element is not provided, the action will be taken
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* from the android:searchSuggestIntentAction field in your XML metadata. <i>At least one of
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* these must be present for the suggestion to generate an intent.</i> Note: If your action is
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* the same for all suggestions, it is more efficient to specify it using XML metadata and omit
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* it from the cursor.
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*/
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public final static String SUGGEST_COLUMN_INTENT_ACTION = "suggest_intent_action";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If this column exists <i>and</i>
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* this element exists at the given row, this is the data that will be used when
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* forming the suggestion's intent. If the element is not provided, the data will be taken
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* from the android:searchSuggestIntentData field in your XML metadata. If neither source
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* is provided, the Intent's data field will be null. Note: If your data is
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* the same for all suggestions, or can be described using a constant part and a specific ID,
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* it is more efficient to specify it using XML metadata and omit it from the cursor.
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*/
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public final static String SUGGEST_COLUMN_INTENT_DATA = "suggest_intent_data";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If this column exists <i>and</i>
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* this element exists at the given row, this is the data that will be used when
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* forming the suggestion's intent. If not provided, the Intent's extra data field will be null.
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* This column allows suggestions to provide additional arbitrary data which will be included as
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* an extra under the key {@link #EXTRA_DATA_KEY}.
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*/
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public final static String SUGGEST_COLUMN_INTENT_EXTRA_DATA = "suggest_intent_extra_data";
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/**
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* TODO: Remove
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*
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* @hide
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*/
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public final static String SUGGEST_COLUMN_INTENT_COMPONENT_NAME = "suggest_intent_component";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> If this column exists <i>and</i>
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* this element exists at the given row, then "/" and this value will be appended to the data
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* field in the Intent. This should only be used if the data field has already been set to an
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* appropriate base string.
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*/
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public final static String SUGGEST_COLUMN_INTENT_DATA_ID = "suggest_intent_data_id";
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/**
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* Column name for suggestions cursor. <i>Required if action is
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* {@link android.content.Intent#ACTION_SEARCH ACTION_SEARCH}, optional otherwise.</i> If this
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* column exists <i>and</i> this element exists at the given row, this is the data that will be
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* used when forming the suggestion's query.
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*/
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public final static String SUGGEST_COLUMN_QUERY = "suggest_intent_query";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> This column is used to indicate whether
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* a search suggestion should be stored as a shortcut, and whether it should be refreshed. If
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* missing, the result will be stored as a shortcut and never validated. If set to
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* {@link #SUGGEST_NEVER_MAKE_SHORTCUT}, the result will not be stored as a shortcut.
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* Otherwise, the shortcut id will be used to check back for an up to date suggestion using
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* {@link #SUGGEST_URI_PATH_SHORTCUT}.
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*/
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public final static String SUGGEST_COLUMN_SHORTCUT_ID = "suggest_shortcut_id";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> This column is used to specify the
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* cursor item's background color if it needs a non-default background color. A non-zero value
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* indicates a valid background color to override the default.
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*
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* @hide For internal use, not part of the public API.
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*/
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public final static String SUGGEST_COLUMN_BACKGROUND_COLOR = "suggest_background_color";
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/**
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* Column name for suggestions cursor. <i>Optional.</i> This column is used to specify
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* that a spinner should be shown in lieu of an icon2 while the shortcut of this suggestion
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* is being refreshed.
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*/
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public final static String SUGGEST_COLUMN_SPINNER_WHILE_REFRESHING =
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"suggest_spinner_while_refreshing";
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/**
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* Column value for suggestion column {@link #SUGGEST_COLUMN_SHORTCUT_ID} when a suggestion
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* should not be stored as a shortcut in global search.
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*/
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public final static String SUGGEST_NEVER_MAKE_SHORTCUT = "_-1";
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/**
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* Query parameter added to suggestion queries to limit the number of suggestions returned.
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* This limit is only advisory and suggestion providers may chose to ignore it.
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*/
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public final static String SUGGEST_PARAMETER_LIMIT = "limit";
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/**
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* Intent action for starting the global search activity.
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* The global search provider should handle this intent.
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*
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* Supported extra data keys: {@link #QUERY},
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* {@link #EXTRA_SELECT_QUERY},
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* {@link #APP_DATA}.
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*/
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public final static String INTENT_ACTION_GLOBAL_SEARCH
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= "android.search.action.GLOBAL_SEARCH";
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/**
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* Intent action for starting the global search settings activity.
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* The global search provider should handle this intent.
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*/
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public final static String INTENT_ACTION_SEARCH_SETTINGS
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= "android.search.action.SEARCH_SETTINGS";
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/**
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* Intent action for starting a web search provider's settings activity.
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* Web search providers should handle this intent if they have provider-specific
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* settings to implement.
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*/
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public final static String INTENT_ACTION_WEB_SEARCH_SETTINGS
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= "android.search.action.WEB_SEARCH_SETTINGS";
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/**
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* Intent action broadcasted to inform that the searchables list or default have changed.
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* Components should handle this intent if they cache any searchable data and wish to stay
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* up to date on changes.
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*/
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public final static String INTENT_ACTION_SEARCHABLES_CHANGED
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= "android.search.action.SEARCHABLES_CHANGED";
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/**
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* Intent action broadcasted to inform that the search settings have changed in some way.
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* Either searchables have been enabled or disabled, or a different web search provider
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* has been chosen.
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*/
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public final static String INTENT_ACTION_SEARCH_SETTINGS_CHANGED
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= "android.search.action.SETTINGS_CHANGED";
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/**
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* If a suggestion has this value in {@link #SUGGEST_COLUMN_INTENT_ACTION},
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* the search dialog will take no action.
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*
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* @hide
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*/
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public final static String INTENT_ACTION_NONE = "android.search.action.ZILCH";
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/**
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* This means that context is voice, and therefore the SearchDialog should
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* continue showing the microphone until the user indicates that he/she does
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* not want to re-speak (e.g. by typing).
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*
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* @hide
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*/
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public final static String CONTEXT_IS_VOICE = "android.search.CONTEXT_IS_VOICE";
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/**
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* This means that the voice icon should not be shown at all, because the
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* current search engine does not support voice search.
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* @hide
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*/
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public final static String DISABLE_VOICE_SEARCH
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= "android.search.DISABLE_VOICE_SEARCH";
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/**
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* Reference to the shared system search service.
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*/
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private static ISearchManager mService;
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private final Context mContext;
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/**
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* The package associated with this seach manager.
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*/
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private String mAssociatedPackage;
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// package private since they are used by the inner class SearchManagerCallback
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/* package */ final Handler mHandler;
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/* package */ OnDismissListener mDismissListener = null;
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/* package */ OnCancelListener mCancelListener = null;
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private SearchDialog mSearchDialog;
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/*package*/ SearchManager(Context context, Handler handler) {
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mContext = context;
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mHandler = handler;
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mService = ISearchManager.Stub.asInterface(
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ServiceManager.getService(Context.SEARCH_SERVICE));
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}
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/**
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* Launch search UI.
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*
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* <p>The search manager will open a search widget in an overlapping
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* window, and the underlying activity may be obscured. The search
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* entry state will remain in effect until one of the following events:
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* <ul>
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* <li>The user completes the search. In most cases this will launch
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* a search intent.</li>
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* <li>The user uses the back, home, or other keys to exit the search.</li>
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* <li>The application calls the {@link #stopSearch}
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* method, which will hide the search window and return focus to the
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* activity from which it was launched.</li>
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*
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* <p>Most applications will <i>not</i> use this interface to invoke search.
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* The primary method for invoking search is to call
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* {@link android.app.Activity#onSearchRequested Activity.onSearchRequested()} or
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* {@link android.app.Activity#startSearch Activity.startSearch()}.
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*
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* @param initialQuery A search string can be pre-entered here, but this
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* is typically null or empty.
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* @param selectInitialQuery If true, the intial query will be preselected, which means that
|
|
* any further typing will replace it. This is useful for cases where an entire pre-formed
|
|
* query is being inserted. If false, the selection point will be placed at the end of the
|
|
* inserted query. This is useful when the inserted query is text that the user entered,
|
|
* and the user would expect to be able to keep typing. <i>This parameter is only meaningful
|
|
* if initialQuery is a non-empty string.</i>
|
|
* @param launchActivity The ComponentName of the activity that has launched this search.
|
|
* @param appSearchData An application can insert application-specific
|
|
* context here, in order to improve quality or specificity of its own
|
|
* searches. This data will be returned with SEARCH intent(s). Null if
|
|
* no extra data is required.
|
|
* @param globalSearch If false, this will only launch the search that has been specifically
|
|
* defined by the application (which is usually defined as a local search). If no default
|
|
* search is defined in the current application or activity, global search will be launched.
|
|
* If true, this will always launch a platform-global (e.g. web-based) search instead.
|
|
*
|
|
* @see android.app.Activity#onSearchRequested
|
|
* @see #stopSearch
|
|
*/
|
|
public void startSearch(String initialQuery,
|
|
boolean selectInitialQuery,
|
|
ComponentName launchActivity,
|
|
Bundle appSearchData,
|
|
boolean globalSearch) {
|
|
if (globalSearch) {
|
|
startGlobalSearch(initialQuery, selectInitialQuery, appSearchData);
|
|
return;
|
|
}
|
|
|
|
ensureSearchDialog();
|
|
|
|
mSearchDialog.show(initialQuery, selectInitialQuery, launchActivity, appSearchData);
|
|
}
|
|
|
|
private void ensureSearchDialog() {
|
|
if (mSearchDialog == null) {
|
|
mSearchDialog = new SearchDialog(mContext, this);
|
|
mSearchDialog.setOnCancelListener(this);
|
|
mSearchDialog.setOnDismissListener(this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Starts the global search activity.
|
|
*/
|
|
/* package */ void startGlobalSearch(String initialQuery, boolean selectInitialQuery,
|
|
Bundle appSearchData) {
|
|
ComponentName globalSearchActivity = getGlobalSearchActivity();
|
|
if (globalSearchActivity == null) {
|
|
Log.w(TAG, "No global search activity found.");
|
|
return;
|
|
}
|
|
Intent intent = new Intent(INTENT_ACTION_GLOBAL_SEARCH);
|
|
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
|
|
intent.setComponent(globalSearchActivity);
|
|
// Make sure that we have a Bundle to put source in
|
|
if (appSearchData == null) {
|
|
appSearchData = new Bundle();
|
|
} else {
|
|
appSearchData = new Bundle(appSearchData);
|
|
}
|
|
// Set source to package name of app that starts global search, if not set already.
|
|
if (!appSearchData.containsKey("source")) {
|
|
appSearchData.putString("source", mContext.getPackageName());
|
|
}
|
|
intent.putExtra(APP_DATA, appSearchData);
|
|
if (!TextUtils.isEmpty(initialQuery)) {
|
|
intent.putExtra(QUERY, initialQuery);
|
|
}
|
|
if (selectInitialQuery) {
|
|
intent.putExtra(EXTRA_SELECT_QUERY, selectInitialQuery);
|
|
}
|
|
try {
|
|
if (DBG) Log.d(TAG, "Starting global search: " + intent.toUri(0));
|
|
mContext.startActivity(intent);
|
|
} catch (ActivityNotFoundException ex) {
|
|
Log.e(TAG, "Global search activity not found: " + globalSearchActivity);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the name of the global search activity.
|
|
*
|
|
* @hide
|
|
*/
|
|
public ComponentName getGlobalSearchActivity() {
|
|
try {
|
|
return mService.getGlobalSearchActivity();
|
|
} catch (RemoteException ex) {
|
|
Log.e(TAG, "getGlobalSearchActivity() failed: " + ex);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the name of the web search activity.
|
|
*
|
|
* @return The name of the default activity for web searches. This activity
|
|
* can be used to get web search suggestions. Returns {@code null} if
|
|
* there is no default web search activity.
|
|
*
|
|
* @hide
|
|
*/
|
|
public ComponentName getWebSearchActivity() {
|
|
try {
|
|
return mService.getWebSearchActivity();
|
|
} catch (RemoteException ex) {
|
|
Log.e(TAG, "getWebSearchActivity() failed: " + ex);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Similar to {@link #startSearch} but actually fires off the search query after invoking
|
|
* the search dialog. Made available for testing purposes.
|
|
*
|
|
* @param query The query to trigger. If empty, request will be ignored.
|
|
* @param launchActivity The ComponentName of the activity that has launched this search.
|
|
* @param appSearchData An application can insert application-specific
|
|
* context here, in order to improve quality or specificity of its own
|
|
* searches. This data will be returned with SEARCH intent(s). Null if
|
|
* no extra data is required.
|
|
*
|
|
* @see #startSearch
|
|
*/
|
|
public void triggerSearch(String query,
|
|
ComponentName launchActivity,
|
|
Bundle appSearchData) {
|
|
if (!mAssociatedPackage.equals(launchActivity.getPackageName())) {
|
|
throw new IllegalArgumentException("invoking app search on a different package " +
|
|
"not associated with this search manager");
|
|
}
|
|
if (query == null || TextUtils.getTrimmedLength(query) == 0) {
|
|
Log.w(TAG, "triggerSearch called with empty query, ignoring.");
|
|
return;
|
|
}
|
|
startSearch(query, false, launchActivity, appSearchData, false);
|
|
mSearchDialog.launchQuerySearch();
|
|
}
|
|
|
|
/**
|
|
* Terminate search UI.
|
|
*
|
|
* <p>Typically the user will terminate the search UI by launching a
|
|
* search or by canceling. This function allows the underlying application
|
|
* or activity to cancel the search prematurely (for any reason).
|
|
*
|
|
* <p>This function can be safely called at any time (even if no search is active.)
|
|
*
|
|
* @see #startSearch
|
|
*/
|
|
public void stopSearch() {
|
|
if (mSearchDialog != null) {
|
|
mSearchDialog.cancel();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Determine if the Search UI is currently displayed.
|
|
*
|
|
* This is provided primarily for application test purposes.
|
|
*
|
|
* @return Returns true if the search UI is currently displayed.
|
|
*
|
|
* @hide
|
|
*/
|
|
public boolean isVisible() {
|
|
return mSearchDialog == null? false : mSearchDialog.isShowing();
|
|
}
|
|
|
|
/**
|
|
* See {@link SearchManager#setOnDismissListener} for configuring your activity to monitor
|
|
* search UI state.
|
|
*/
|
|
public interface OnDismissListener {
|
|
/**
|
|
* This method will be called when the search UI is dismissed. To make use of it, you must
|
|
* implement this method in your activity, and call
|
|
* {@link SearchManager#setOnDismissListener} to register it.
|
|
*/
|
|
public void onDismiss();
|
|
}
|
|
|
|
/**
|
|
* See {@link SearchManager#setOnCancelListener} for configuring your activity to monitor
|
|
* search UI state.
|
|
*/
|
|
public interface OnCancelListener {
|
|
/**
|
|
* This method will be called when the search UI is canceled. To make use if it, you must
|
|
* implement this method in your activity, and call
|
|
* {@link SearchManager#setOnCancelListener} to register it.
|
|
*/
|
|
public void onCancel();
|
|
}
|
|
|
|
/**
|
|
* Set or clear the callback that will be invoked whenever the search UI is dismissed.
|
|
*
|
|
* @param listener The {@link OnDismissListener} to use, or null.
|
|
*/
|
|
public void setOnDismissListener(final OnDismissListener listener) {
|
|
mDismissListener = listener;
|
|
}
|
|
|
|
/**
|
|
* Set or clear the callback that will be invoked whenever the search UI is canceled.
|
|
*
|
|
* @param listener The {@link OnCancelListener} to use, or null.
|
|
*/
|
|
public void setOnCancelListener(OnCancelListener listener) {
|
|
mCancelListener = listener;
|
|
}
|
|
|
|
/**
|
|
* @deprecated This method is an obsolete internal implementation detail. Do not use.
|
|
*/
|
|
@Deprecated
|
|
public void onCancel(DialogInterface dialog) {
|
|
if (mCancelListener != null) {
|
|
mCancelListener.onCancel();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @deprecated This method is an obsolete internal implementation detail. Do not use.
|
|
*/
|
|
@Deprecated
|
|
public void onDismiss(DialogInterface dialog) {
|
|
if (mDismissListener != null) {
|
|
mDismissListener.onDismiss();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets information about a searchable activity.
|
|
*
|
|
* @param componentName The activity to get searchable information for.
|
|
* @return Searchable information, or <code>null</code> if the activity does not
|
|
* exist, or is not searchable.
|
|
*/
|
|
public SearchableInfo getSearchableInfo(ComponentName componentName) {
|
|
try {
|
|
return mService.getSearchableInfo(componentName);
|
|
} catch (RemoteException ex) {
|
|
Log.e(TAG, "getSearchableInfo() failed: " + ex);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets a cursor with search suggestions.
|
|
*
|
|
* @param searchable Information about how to get the suggestions.
|
|
* @param query The search text entered (so far).
|
|
* @return a cursor with suggestions, or <code>null</null> the suggestion query failed.
|
|
*
|
|
* @hide because SearchableInfo is not part of the API.
|
|
*/
|
|
public Cursor getSuggestions(SearchableInfo searchable, String query) {
|
|
return getSuggestions(searchable, query, -1);
|
|
}
|
|
|
|
/**
|
|
* Gets a cursor with search suggestions.
|
|
*
|
|
* @param searchable Information about how to get the suggestions.
|
|
* @param query The search text entered (so far).
|
|
* @param limit The query limit to pass to the suggestion provider. This is advisory,
|
|
* the returned cursor may contain more rows. Pass {@code -1} for no limit.
|
|
* @return a cursor with suggestions, or <code>null</null> the suggestion query failed.
|
|
*
|
|
* @hide because SearchableInfo is not part of the API.
|
|
*/
|
|
public Cursor getSuggestions(SearchableInfo searchable, String query, int limit) {
|
|
if (searchable == null) {
|
|
return null;
|
|
}
|
|
|
|
String authority = searchable.getSuggestAuthority();
|
|
if (authority == null) {
|
|
return null;
|
|
}
|
|
|
|
Uri.Builder uriBuilder = new Uri.Builder()
|
|
.scheme(ContentResolver.SCHEME_CONTENT)
|
|
.authority(authority)
|
|
.query("") // TODO: Remove, workaround for a bug in Uri.writeToParcel()
|
|
.fragment(""); // TODO: Remove, workaround for a bug in Uri.writeToParcel()
|
|
|
|
// if content path provided, insert it now
|
|
final String contentPath = searchable.getSuggestPath();
|
|
if (contentPath != null) {
|
|
uriBuilder.appendEncodedPath(contentPath);
|
|
}
|
|
|
|
// append standard suggestion query path
|
|
uriBuilder.appendPath(SearchManager.SUGGEST_URI_PATH_QUERY);
|
|
|
|
// get the query selection, may be null
|
|
String selection = searchable.getSuggestSelection();
|
|
// inject query, either as selection args or inline
|
|
String[] selArgs = null;
|
|
if (selection != null) { // use selection if provided
|
|
selArgs = new String[] { query };
|
|
} else { // no selection, use REST pattern
|
|
uriBuilder.appendPath(query);
|
|
}
|
|
|
|
if (limit > 0) {
|
|
uriBuilder.appendQueryParameter(SUGGEST_PARAMETER_LIMIT, String.valueOf(limit));
|
|
}
|
|
|
|
Uri uri = uriBuilder.build();
|
|
|
|
// finally, make the query
|
|
return mContext.getContentResolver().query(uri, null, selection, selArgs, null);
|
|
}
|
|
|
|
/**
|
|
* Returns a list of the searchable activities that can be included in global search.
|
|
*
|
|
* @return a list containing searchable information for all searchable activities
|
|
* that have the <code>android:includeInGlobalSearch</code> attribute set
|
|
* in their searchable meta-data.
|
|
*/
|
|
public List<SearchableInfo> getSearchablesInGlobalSearch() {
|
|
try {
|
|
return mService.getSearchablesInGlobalSearch();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "getSearchablesInGlobalSearch() failed: " + e);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
}
|