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/*
* 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.settings;
import static android.provider.Settings.Secure.DREAM_TIMEOUT;
import android.app.ActivityManagerNative;
import android.app.admin.DevicePolicyManager;
import android.content.ContentResolver;
import android.content.Context;
import android.content.res.Configuration;
import android.database.ContentObserver;
import android.os.Bundle;
import android.os.Handler;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceScreen;
import android.provider.Settings;
import android.util.Log;
import android.view.IWindowManager;
import java.util.ArrayList;
public class DreamSettings extends SettingsPreferenceFragment implements
Preference.OnPreferenceChangeListener {
private static final String TAG = "DreamSettings";
private static final String KEY_DREAM_TIMEOUT = "dream_timeout";
private ListPreference mScreenTimeoutPreference;
private ListPreference mDreamTimeoutPreference;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
ContentResolver resolver = getActivity().getContentResolver();
addPreferencesFromResource(R.xml.dream_settings);
mDreamTimeoutPreference = (ListPreference) findPreference(KEY_DREAM_TIMEOUT);
final long currentSaverTimeout = Settings.Secure.getLong(resolver, DREAM_TIMEOUT,
0);
mDreamTimeoutPreference.setValue(String.valueOf(currentSaverTimeout));
mDreamTimeoutPreference.setOnPreferenceChangeListener(this);
updateTimeoutPreferenceDescription(resolver, mDreamTimeoutPreference,
R.string.dream_timeout_summary,
R.string.dream_timeout_zero_summary,
currentSaverTimeout);
}
private void updateTimeoutPreferenceDescription(
ContentResolver resolver,
ListPreference pref,
int summaryStrings,
long currentTimeout) {
updateTimeoutPreferenceDescription(resolver, pref, summaryStrings, 0, currentTimeout);
}
private void updateTimeoutPreferenceDescription(
ContentResolver resolver,
ListPreference pref,
int summaryStrings,
int zeroString,
long currentTimeout) {
String summary;
if (currentTimeout == 0) {
summary = pref.getContext().getString(zeroString);
} else {
final CharSequence[] entries = pref.getEntries();
final CharSequence[] values = pref.getEntryValues();
int best = 0;
for (int i = 0; i < values.length; i++) {
long timeout = Long.valueOf(values[i].toString());
if (currentTimeout >= timeout) {
best = i;
}
}
summary = pref.getContext().getString(summaryStrings, entries[best]);
}
pref.setSummary(summary);
}
@Override
public void onResume() {
super.onResume();
}
@Override
public void onPause() {
super.onPause();
}
public boolean onPreferenceChange(Preference preference, Object objValue) {
final String key = preference.getKey();
if (KEY_DREAM_TIMEOUT.equals(key)) {
int value = Integer.parseInt((String) objValue);
try {
Settings.Secure.putInt(getContentResolver(),
DREAM_TIMEOUT, value);
updateTimeoutPreferenceDescription(getContentResolver(),
mDreamTimeoutPreference,
R.string.dream_timeout_summary,
R.string.dream_timeout_zero_summary,
value);
} catch (NumberFormatException e) {
Log.e(TAG, "could not persist dream timeout setting", e);
}
}
return true;
}
}
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