60a09ea238
Things are mostly in the right places, may need some minor location adjustment on everything and styling for the buttons. Bug: 19511439 Change-Id: If7730285d6ddc36e32cc8bc119885a8e215c0eb5
457 lines
19 KiB
Java
457 lines
19 KiB
Java
/*
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* Copyright (C) 2010 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 com.android.settings;
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import com.android.internal.view.RotationPolicy;
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import com.android.settings.DropDownPreference.Callback;
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import com.android.settings.search.BaseSearchIndexProvider;
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import com.android.settings.search.Indexable;
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import static android.provider.Settings.Secure.DOZE_ENABLED;
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import static android.provider.Settings.Secure.WAKE_GESTURE_ENABLED;
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import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE;
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import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC;
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import static android.provider.Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL;
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import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
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import android.app.Activity;
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import android.app.ActivityManagerNative;
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import android.app.Dialog;
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import android.app.UiModeManager;
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import android.app.admin.DevicePolicyManager;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.hardware.Sensor;
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import android.hardware.SensorManager;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.RemoteException;
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import android.os.SystemProperties;
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import android.preference.ListPreference;
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import android.preference.Preference;
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import android.preference.Preference.OnPreferenceClickListener;
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import android.preference.PreferenceScreen;
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import android.preference.SwitchPreference;
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import android.provider.SearchIndexableResource;
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import android.provider.Settings;
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import android.text.TextUtils;
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import android.util.Log;
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import java.util.ArrayList;
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import java.util.List;
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public class DisplaySettings extends SettingsPreferenceFragment implements
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Preference.OnPreferenceChangeListener, OnPreferenceClickListener, Indexable {
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private static final String TAG = "DisplaySettings";
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/** If there is no setting in the provider, use this. */
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private static final int FALLBACK_SCREEN_TIMEOUT_VALUE = 30000;
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private static final String KEY_SCREEN_TIMEOUT = "screen_timeout";
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private static final String KEY_FONT_SIZE = "font_size";
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private static final String KEY_SCREEN_SAVER = "screensaver";
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private static final String KEY_LIFT_TO_WAKE = "lift_to_wake";
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private static final String KEY_DOZE = "doze";
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private static final String KEY_AUTO_BRIGHTNESS = "auto_brightness";
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private static final String KEY_AUTO_ROTATE = "auto_rotate";
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private static final String KEY_NIGHT_MODE = "night_mode";
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private static final int DLG_GLOBAL_CHANGE_WARNING = 1;
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private WarnedListPreference mFontSizePref;
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private final Configuration mCurConfig = new Configuration();
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private ListPreference mScreenTimeoutPreference;
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private ListPreference mNightModePreference;
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private Preference mScreenSaverPreference;
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private SwitchPreference mLiftToWakePreference;
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private SwitchPreference mDozePreference;
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private SwitchPreference mAutoBrightnessPreference;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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final Activity activity = getActivity();
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final ContentResolver resolver = activity.getContentResolver();
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addPreferencesFromResource(R.xml.display_settings);
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mScreenSaverPreference = findPreference(KEY_SCREEN_SAVER);
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if (mScreenSaverPreference != null
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&& getResources().getBoolean(
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com.android.internal.R.bool.config_dreamsSupported) == false) {
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getPreferenceScreen().removePreference(mScreenSaverPreference);
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}
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mScreenTimeoutPreference = (ListPreference) findPreference(KEY_SCREEN_TIMEOUT);
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final long currentTimeout = Settings.System.getLong(resolver, SCREEN_OFF_TIMEOUT,
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FALLBACK_SCREEN_TIMEOUT_VALUE);
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mScreenTimeoutPreference.setValue(String.valueOf(currentTimeout));
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mScreenTimeoutPreference.setOnPreferenceChangeListener(this);
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disableUnusableTimeouts(mScreenTimeoutPreference);
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updateTimeoutPreferenceDescription(currentTimeout);
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mFontSizePref = (WarnedListPreference) findPreference(KEY_FONT_SIZE);
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mFontSizePref.setOnPreferenceChangeListener(this);
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mFontSizePref.setOnPreferenceClickListener(this);
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if (isAutomaticBrightnessAvailable(getResources())) {
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mAutoBrightnessPreference = (SwitchPreference) findPreference(KEY_AUTO_BRIGHTNESS);
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mAutoBrightnessPreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_AUTO_BRIGHTNESS);
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}
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if (isLiftToWakeAvailable(activity)) {
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mLiftToWakePreference = (SwitchPreference) findPreference(KEY_LIFT_TO_WAKE);
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mLiftToWakePreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_LIFT_TO_WAKE);
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}
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if (isDozeAvailable(activity)) {
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mDozePreference = (SwitchPreference) findPreference(KEY_DOZE);
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mDozePreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_DOZE);
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}
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if (RotationPolicy.isRotationLockToggleVisible(activity)) {
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DropDownPreference rotatePreference =
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(DropDownPreference) findPreference(KEY_AUTO_ROTATE);
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rotatePreference.addItem(activity.getString(R.string.display_auto_rotate_rotate),
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false);
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int rotateLockedResourceId;
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// The following block sets the string used when rotation is locked.
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// If the device locks specifically to portrait or landscape (rather than current
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// rotation), then we use a different string to include this information.
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if (allowAllRotations(activity)) {
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rotateLockedResourceId = R.string.display_auto_rotate_stay_in_current;
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} else {
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if (RotationPolicy.getRotationLockOrientation(activity)
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== Configuration.ORIENTATION_PORTRAIT) {
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rotateLockedResourceId =
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R.string.display_auto_rotate_stay_in_portrait;
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} else {
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rotateLockedResourceId =
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R.string.display_auto_rotate_stay_in_landscape;
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}
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}
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rotatePreference.addItem(activity.getString(rotateLockedResourceId), true);
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rotatePreference.setSelectedItem(RotationPolicy.isRotationLocked(activity) ?
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1 : 0);
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rotatePreference.setCallback(new Callback() {
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@Override
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public boolean onItemSelected(int pos, Object value) {
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RotationPolicy.setRotationLock(activity, (Boolean) value);
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return true;
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}
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});
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} else {
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removePreference(KEY_AUTO_ROTATE);
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}
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mNightModePreference = (ListPreference) findPreference(KEY_NIGHT_MODE);
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final UiModeManager uiManager = (UiModeManager) getSystemService(
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Context.UI_MODE_SERVICE);
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final int currentNightMode = uiManager.getNightMode();
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mNightModePreference.setValue(String.valueOf(currentNightMode));
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mNightModePreference.setOnPreferenceChangeListener(this);
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}
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private static boolean allowAllRotations(Context context) {
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return Resources.getSystem().getBoolean(
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com.android.internal.R.bool.config_allowAllRotations);
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}
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private static boolean isLiftToWakeAvailable(Context context) {
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SensorManager sensors = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
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return sensors != null && sensors.getDefaultSensor(Sensor.TYPE_WAKE_GESTURE) != null;
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}
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private static boolean isDozeAvailable(Context context) {
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String name = Build.IS_DEBUGGABLE ? SystemProperties.get("debug.doze.component") : null;
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if (TextUtils.isEmpty(name)) {
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name = context.getResources().getString(
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com.android.internal.R.string.config_dozeComponent);
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}
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return !TextUtils.isEmpty(name);
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}
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private static boolean isAutomaticBrightnessAvailable(Resources res) {
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return res.getBoolean(com.android.internal.R.bool.config_automatic_brightness_available);
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}
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private void updateTimeoutPreferenceDescription(long currentTimeout) {
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ListPreference preference = mScreenTimeoutPreference;
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String summary;
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if (currentTimeout < 0) {
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// Unsupported value
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summary = "";
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} else {
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final CharSequence[] entries = preference.getEntries();
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final CharSequence[] values = preference.getEntryValues();
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if (entries == null || entries.length == 0) {
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summary = "";
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} else {
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int best = 0;
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for (int i = 0; i < values.length; i++) {
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long timeout = Long.parseLong(values[i].toString());
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if (currentTimeout >= timeout) {
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best = i;
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}
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}
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summary = preference.getContext().getString(R.string.screen_timeout_summary,
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entries[best]);
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}
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}
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preference.setSummary(summary);
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}
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private void disableUnusableTimeouts(ListPreference screenTimeoutPreference) {
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final DevicePolicyManager dpm =
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(DevicePolicyManager) getActivity().getSystemService(
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Context.DEVICE_POLICY_SERVICE);
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final long maxTimeout = dpm != null ? dpm.getMaximumTimeToLock(null) : 0;
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if (maxTimeout == 0) {
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return; // policy not enforced
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}
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final CharSequence[] entries = screenTimeoutPreference.getEntries();
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final CharSequence[] values = screenTimeoutPreference.getEntryValues();
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ArrayList<CharSequence> revisedEntries = new ArrayList<CharSequence>();
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ArrayList<CharSequence> revisedValues = new ArrayList<CharSequence>();
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for (int i = 0; i < values.length; i++) {
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long timeout = Long.parseLong(values[i].toString());
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if (timeout <= maxTimeout) {
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revisedEntries.add(entries[i]);
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revisedValues.add(values[i]);
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}
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}
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if (revisedEntries.size() != entries.length || revisedValues.size() != values.length) {
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final int userPreference = Integer.parseInt(screenTimeoutPreference.getValue());
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screenTimeoutPreference.setEntries(
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revisedEntries.toArray(new CharSequence[revisedEntries.size()]));
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screenTimeoutPreference.setEntryValues(
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revisedValues.toArray(new CharSequence[revisedValues.size()]));
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if (userPreference <= maxTimeout) {
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screenTimeoutPreference.setValue(String.valueOf(userPreference));
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} else if (revisedValues.size() > 0
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&& Long.parseLong(revisedValues.get(revisedValues.size() - 1).toString())
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== maxTimeout) {
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// If the last one happens to be the same as the max timeout, select that
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screenTimeoutPreference.setValue(String.valueOf(maxTimeout));
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} else {
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// There will be no highlighted selection since nothing in the list matches
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// maxTimeout. The user can still select anything less than maxTimeout.
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// TODO: maybe append maxTimeout to the list and mark selected.
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}
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}
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screenTimeoutPreference.setEnabled(revisedEntries.size() > 0);
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}
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int floatToIndex(float val) {
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String[] indices = getResources().getStringArray(R.array.entryvalues_font_size);
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float lastVal = Float.parseFloat(indices[0]);
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for (int i=1; i<indices.length; i++) {
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float thisVal = Float.parseFloat(indices[i]);
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if (val < (lastVal + (thisVal-lastVal)*.5f)) {
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return i-1;
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}
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lastVal = thisVal;
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}
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return indices.length-1;
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}
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public void readFontSizePreference(ListPreference pref) {
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try {
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mCurConfig.updateFrom(ActivityManagerNative.getDefault().getConfiguration());
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} catch (RemoteException e) {
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Log.w(TAG, "Unable to retrieve font size");
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}
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// mark the appropriate item in the preferences list
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int index = floatToIndex(mCurConfig.fontScale);
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pref.setValueIndex(index);
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// report the current size in the summary text
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final Resources res = getResources();
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String[] fontSizeNames = res.getStringArray(R.array.entries_font_size);
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pref.setSummary(String.format(res.getString(R.string.summary_font_size),
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fontSizeNames[index]));
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}
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@Override
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public void onResume() {
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super.onResume();
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updateState();
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}
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@Override
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public Dialog onCreateDialog(int dialogId) {
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if (dialogId == DLG_GLOBAL_CHANGE_WARNING) {
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return Utils.buildGlobalChangeWarningDialog(getActivity(),
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R.string.global_font_change_title,
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new Runnable() {
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public void run() {
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mFontSizePref.click();
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}
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});
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}
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return null;
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}
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private void updateState() {
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readFontSizePreference(mFontSizePref);
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updateScreenSaverSummary();
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// Update auto brightness if it is available.
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if (mAutoBrightnessPreference != null) {
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int brightnessMode = Settings.System.getInt(getContentResolver(),
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SCREEN_BRIGHTNESS_MODE, SCREEN_BRIGHTNESS_MODE_MANUAL);
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mAutoBrightnessPreference.setChecked(brightnessMode != SCREEN_BRIGHTNESS_MODE_MANUAL);
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}
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// Update lift-to-wake if it is available.
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if (mLiftToWakePreference != null) {
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int value = Settings.Secure.getInt(getContentResolver(), WAKE_GESTURE_ENABLED, 0);
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mLiftToWakePreference.setChecked(value != 0);
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}
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// Update doze if it is available.
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if (mDozePreference != null) {
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int value = Settings.Secure.getInt(getContentResolver(), DOZE_ENABLED, 1);
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mDozePreference.setChecked(value != 0);
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}
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}
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private void updateScreenSaverSummary() {
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if (mScreenSaverPreference != null) {
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mScreenSaverPreference.setSummary(
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DreamSettings.getSummaryTextWithDreamName(getActivity()));
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}
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}
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public void writeFontSizePreference(Object objValue) {
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try {
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mCurConfig.fontScale = Float.parseFloat(objValue.toString());
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ActivityManagerNative.getDefault().updatePersistentConfiguration(mCurConfig);
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} catch (RemoteException e) {
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Log.w(TAG, "Unable to save font size");
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}
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}
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
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return super.onPreferenceTreeClick(preferenceScreen, preference);
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object objValue) {
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final String key = preference.getKey();
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if (KEY_SCREEN_TIMEOUT.equals(key)) {
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try {
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int value = Integer.parseInt((String) objValue);
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Settings.System.putInt(getContentResolver(), SCREEN_OFF_TIMEOUT, value);
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updateTimeoutPreferenceDescription(value);
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} catch (NumberFormatException e) {
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Log.e(TAG, "could not persist screen timeout setting", e);
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}
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}
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if (KEY_FONT_SIZE.equals(key)) {
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writeFontSizePreference(objValue);
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}
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if (preference == mAutoBrightnessPreference) {
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boolean auto = (Boolean) objValue;
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Settings.System.putInt(getContentResolver(), SCREEN_BRIGHTNESS_MODE,
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auto ? SCREEN_BRIGHTNESS_MODE_AUTOMATIC : SCREEN_BRIGHTNESS_MODE_MANUAL);
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}
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if (preference == mLiftToWakePreference) {
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boolean value = (Boolean) objValue;
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Settings.Secure.putInt(getContentResolver(), WAKE_GESTURE_ENABLED, value ? 1 : 0);
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}
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if (preference == mDozePreference) {
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boolean value = (Boolean) objValue;
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Settings.Secure.putInt(getContentResolver(), DOZE_ENABLED, value ? 1 : 0);
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}
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if (preference == mNightModePreference) {
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try {
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final int value = Integer.parseInt((String) objValue);
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final UiModeManager uiManager = (UiModeManager) getSystemService(
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Context.UI_MODE_SERVICE);
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uiManager.setNightMode(value);
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} catch (NumberFormatException e) {
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Log.e(TAG, "could not persist night mode setting", e);
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}
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}
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return true;
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}
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@Override
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public boolean onPreferenceClick(Preference preference) {
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if (preference == mFontSizePref) {
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if (Utils.hasMultipleUsers(getActivity())) {
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showDialog(DLG_GLOBAL_CHANGE_WARNING);
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return true;
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} else {
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mFontSizePref.click();
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}
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}
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return false;
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}
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public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
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new BaseSearchIndexProvider() {
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@Override
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public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
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boolean enabled) {
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ArrayList<SearchIndexableResource> result =
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new ArrayList<SearchIndexableResource>();
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SearchIndexableResource sir = new SearchIndexableResource(context);
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sir.xmlResId = R.xml.display_settings;
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result.add(sir);
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return result;
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}
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@Override
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public List<String> getNonIndexableKeys(Context context) {
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ArrayList<String> result = new ArrayList<String>();
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if (!context.getResources().getBoolean(
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com.android.internal.R.bool.config_dreamsSupported)) {
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result.add(KEY_SCREEN_SAVER);
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}
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if (!isAutomaticBrightnessAvailable(context.getResources())) {
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result.add(KEY_AUTO_BRIGHTNESS);
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}
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if (!isLiftToWakeAvailable(context)) {
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result.add(KEY_LIFT_TO_WAKE);
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}
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if (!isDozeAvailable(context)) {
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result.add(KEY_DOZE);
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}
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if (!RotationPolicy.isRotationLockToggleVisible(context)) {
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result.add(KEY_AUTO_ROTATE);
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}
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return result;
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}
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};
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}
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