104 lines
3.3 KiB
Java
104 lines
3.3 KiB
Java
/*
|
|
* 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 android.preference;
|
|
|
|
import java.io.IOException;
|
|
import java.util.Map;
|
|
|
|
import org.xmlpull.v1.XmlPullParser;
|
|
import org.xmlpull.v1.XmlPullParserException;
|
|
|
|
import android.app.AliasActivity;
|
|
import android.content.Context;
|
|
import android.content.Intent;
|
|
import android.util.AttributeSet;
|
|
import android.util.Log;
|
|
|
|
/**
|
|
* The {@link PreferenceInflater} is used to inflate preference hierarchies from
|
|
* XML files.
|
|
* <p>
|
|
* Do not construct this directly, instead use
|
|
* {@link Context#getSystemService(String)} with
|
|
* {@link Context#PREFERENCE_INFLATER_SERVICE}.
|
|
*/
|
|
class PreferenceInflater extends GenericInflater<Preference, PreferenceGroup> {
|
|
private static final String TAG = "PreferenceInflater";
|
|
private static final String INTENT_TAG_NAME = "intent";
|
|
|
|
private PreferenceManager mPreferenceManager;
|
|
|
|
public PreferenceInflater(Context context, PreferenceManager preferenceManager) {
|
|
super(context);
|
|
init(preferenceManager);
|
|
}
|
|
|
|
PreferenceInflater(GenericInflater<Preference, PreferenceGroup> original, PreferenceManager preferenceManager, Context newContext) {
|
|
super(original, newContext);
|
|
init(preferenceManager);
|
|
}
|
|
|
|
@Override
|
|
public GenericInflater<Preference, PreferenceGroup> cloneInContext(Context newContext) {
|
|
return new PreferenceInflater(this, mPreferenceManager, newContext);
|
|
}
|
|
|
|
private void init(PreferenceManager preferenceManager) {
|
|
mPreferenceManager = preferenceManager;
|
|
setDefaultPackage("android.preference.");
|
|
}
|
|
|
|
@Override
|
|
protected boolean onCreateCustomFromTag(XmlPullParser parser, Preference parentPreference,
|
|
AttributeSet attrs) throws XmlPullParserException {
|
|
final String tag = parser.getName();
|
|
|
|
if (tag.equals(INTENT_TAG_NAME)) {
|
|
Intent intent = null;
|
|
|
|
try {
|
|
intent = Intent.parseIntent(getContext().getResources(), parser, attrs);
|
|
} catch (IOException e) {
|
|
Log.w(TAG, "Could not parse Intent.");
|
|
Log.w(TAG, e);
|
|
}
|
|
|
|
if (intent != null) {
|
|
parentPreference.setIntent(intent);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
protected PreferenceGroup onMergeRoots(PreferenceGroup givenRoot, boolean attachToGivenRoot,
|
|
PreferenceGroup xmlRoot) {
|
|
// If we were given a Preferences, use it as the root (ignoring the root
|
|
// Preferences from the XML file).
|
|
if (givenRoot == null) {
|
|
xmlRoot.onAttachedToHierarchy(mPreferenceManager);
|
|
return xmlRoot;
|
|
} else {
|
|
return givenRoot;
|
|
}
|
|
}
|
|
|
|
}
|