585 lines
25 KiB
Java
585 lines
25 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 android.app.Activity;
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import android.app.ActivityManagerNative;
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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.ComponentName;
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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.provider.SearchIndexableResource;
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import android.provider.Settings;
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import android.support.v14.preference.SwitchPreference;
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import android.support.v7.preference.DropDownPreference;
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import android.support.v7.preference.ListPreference;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.Preference.OnPreferenceChangeListener;
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import android.text.TextUtils;
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import android.util.Log;
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import com.android.internal.logging.MetricsLogger;
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import com.android.internal.view.RotationPolicy;
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import com.android.settings.dashboard.SummaryLoader;
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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 com.android.settingslib.RestrictedLockUtils;
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import java.util.ArrayList;
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import java.util.List;
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import static android.provider.Settings.Secure.CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED;
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import static android.provider.Settings.Secure.CAMERA_GESTURE_DISABLED;
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import static android.provider.Settings.Secure.DOUBLE_TAP_TO_WAKE;
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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 static com.android.settings.RestrictedListPreference.RestrictedItem;
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import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
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public class DisplaySettings extends SettingsPreferenceFragment implements
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Preference.OnPreferenceChangeListener, 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_TAP_TO_WAKE = "tap_to_wake";
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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 String KEY_CAMERA_GESTURE = "camera_gesture";
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private static final String KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE
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= "camera_double_tap_power_gesture";
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private DropDownPreference mFontSizePref;
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private final Configuration mCurConfig = new Configuration();
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private RestrictedListPreference 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 mTapToWakePreference;
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private SwitchPreference mAutoBrightnessPreference;
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private SwitchPreference mCameraGesturePreference;
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private SwitchPreference mCameraDoubleTapPowerGesturePreference;
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@Override
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protected int getMetricsCategory() {
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return MetricsLogger.DISPLAY;
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}
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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 = (RestrictedListPreference) findPreference(KEY_SCREEN_TIMEOUT);
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mFontSizePref = (DropDownPreference) findPreference(KEY_FONT_SIZE);
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mFontSizePref.setOnPreferenceChangeListener(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 (isTapToWakeAvailable(getResources())) {
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mTapToWakePreference = (SwitchPreference) findPreference(KEY_TAP_TO_WAKE);
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mTapToWakePreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_TAP_TO_WAKE);
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}
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if (isCameraGestureAvailable(getResources())) {
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mCameraGesturePreference = (SwitchPreference) findPreference(KEY_CAMERA_GESTURE);
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mCameraGesturePreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_CAMERA_GESTURE);
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}
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if (isCameraDoubleTapPowerGestureAvailable(getResources())) {
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mCameraDoubleTapPowerGesturePreference
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= (SwitchPreference) findPreference(KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE);
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mCameraDoubleTapPowerGesturePreference.setOnPreferenceChangeListener(this);
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} else {
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removePreference(KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE);
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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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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.setEntries(new CharSequence[] {
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activity.getString(R.string.display_auto_rotate_rotate),
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activity.getString(rotateLockedResourceId),
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});
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rotatePreference.setEntryValues(new CharSequence[] { "0", "1" });
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rotatePreference.setValueIndex(RotationPolicy.isRotationLocked(activity) ?
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1 : 0);
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rotatePreference.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
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@Override
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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final boolean locked = Integer.parseInt((String) newValue) != 0;
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MetricsLogger.action(getActivity(), MetricsLogger.ACTION_ROTATION_LOCK,
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locked);
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RotationPolicy.setRotationLock(activity, locked);
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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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if (mNightModePreference != null) {
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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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}
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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 isTapToWakeAvailable(Resources res) {
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return res.getBoolean(com.android.internal.R.bool.config_supportDoubleTapWake);
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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 static boolean isCameraGestureAvailable(Resources res) {
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boolean configSet = res.getInteger(
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com.android.internal.R.integer.config_cameraLaunchGestureSensorType) != -1;
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return configSet &&
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!SystemProperties.getBoolean("gesture.disable_camera_launch", false);
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}
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private static boolean isCameraDoubleTapPowerGestureAvailable(Resources res) {
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return res.getBoolean(
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com.android.internal.R.bool.config_cameraDoubleTapPowerGestureEnabled);
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}
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private void updateTimeoutPreferenceDescription(long currentTimeout) {
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RestrictedListPreference preference = mScreenTimeoutPreference;
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String summary;
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if (preference.isDisabledByAdmin()) {
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summary = getString(R.string.disabled_by_policy_title);
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} else 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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if (preference.isRestrictedForEntry(entries[i])) {
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break;
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}
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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 = getString(R.string.screen_timeout_summary, 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(RestrictedListPreference screenTimeoutPreference) {
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final EnforcedAdmin admin = RestrictedLockUtils.checkIfMaximumTimeToLockIsSet(
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getActivity());
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if (admin == null) {
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return; // policy not enforced
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}
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final DevicePolicyManager dpm = (DevicePolicyManager) getActivity().getSystemService(
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Context.DEVICE_POLICY_SERVICE);
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if (dpm == null) {
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return;
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}
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final long maxTimeout = dpm.getMaximumTimeToLock(null);
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final CharSequence[] entries = screenTimeoutPreference.getEntries();
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final CharSequence[] values = screenTimeoutPreference.getEntryValues();
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long maxTimeoutSelectable = 0;
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int maxTimeoutEntryIndex = -1;
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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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break;
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}
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maxTimeoutSelectable = timeout;
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maxTimeoutEntryIndex = i;
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}
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// If there are no possible options for the user, then set this preference as disabled
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// by admin, otherwise remove the padlock in case it was set earlier.
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if (maxTimeoutSelectable == 0) {
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screenTimeoutPreference.setDisabledByAdmin(admin);
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return;
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} else {
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screenTimeoutPreference.setDisabledByAdmin(null);
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}
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screenTimeoutPreference.clearRestrictedItems();
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// Set all the entries after the maximum selectable timeout as disabled by admin.
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for (int i = maxTimeoutEntryIndex + 1; i < values.length; i++) {
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screenTimeoutPreference.addRestrictedItem(
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new RestrictedItem(entries[i], values[i], admin));
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}
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final int userPreference = Integer.parseInt(screenTimeoutPreference.getValue());
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if (userPreference <= maxTimeout) {
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screenTimeoutPreference.setValue(String.valueOf(userPreference));
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} else if (maxTimeoutSelectable == maxTimeout) {
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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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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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final long currentTimeout = Settings.System.getLong(getActivity().getContentResolver(),
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SCREEN_OFF_TIMEOUT, 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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}
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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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// Update tap to wake if it is available.
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if (mTapToWakePreference != null) {
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int value = Settings.Secure.getInt(getContentResolver(), DOUBLE_TAP_TO_WAKE, 0);
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mTapToWakePreference.setChecked(value != 0);
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}
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// Update camera gesture #1 if it is available.
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if (mCameraGesturePreference != null) {
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int value = Settings.Secure.getInt(getContentResolver(), CAMERA_GESTURE_DISABLED, 0);
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mCameraGesturePreference.setChecked(value == 0);
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}
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// Update camera gesture #2 if it is available.
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if (mCameraDoubleTapPowerGesturePreference != null) {
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int value = Settings.Secure.getInt(
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getContentResolver(), CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED, 0);
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mCameraDoubleTapPowerGesturePreference.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 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);
|
|
}
|
|
if (preference == mDozePreference) {
|
|
boolean value = (Boolean) objValue;
|
|
Settings.Secure.putInt(getContentResolver(), DOZE_ENABLED, value ? 1 : 0);
|
|
}
|
|
if (preference == mTapToWakePreference) {
|
|
boolean value = (Boolean) objValue;
|
|
Settings.Secure.putInt(getContentResolver(), DOUBLE_TAP_TO_WAKE, value ? 1 : 0);
|
|
}
|
|
if (preference == mCameraGesturePreference) {
|
|
boolean value = (Boolean) objValue;
|
|
Settings.Secure.putInt(getContentResolver(), CAMERA_GESTURE_DISABLED,
|
|
value ? 0 : 1 /* Backwards because setting is for disabling */);
|
|
}
|
|
if (preference == mCameraDoubleTapPowerGesturePreference) {
|
|
boolean value = (Boolean) objValue;
|
|
Settings.Secure.putInt(getContentResolver(), CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED,
|
|
value ? 0 : 1 /* Backwards because setting is for disabling */);
|
|
}
|
|
if (preference == mNightModePreference) {
|
|
try {
|
|
final int value = Integer.parseInt((String) objValue);
|
|
final UiModeManager uiManager = (UiModeManager) getSystemService(
|
|
Context.UI_MODE_SERVICE);
|
|
uiManager.setNightMode(value);
|
|
} catch (NumberFormatException e) {
|
|
Log.e(TAG, "could not persist night mode setting", e);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
protected int getHelpResource() {
|
|
return R.string.help_uri_display;
|
|
}
|
|
|
|
private static class SummaryProvider implements SummaryLoader.SummaryProvider {
|
|
private final Context mContext;
|
|
private final SummaryLoader mLoader;
|
|
|
|
private SummaryProvider(Context context, SummaryLoader loader) {
|
|
mContext = context;
|
|
mLoader = loader;
|
|
}
|
|
|
|
@Override
|
|
public void setListening(boolean listening) {
|
|
if (listening) {
|
|
updateSummary();
|
|
}
|
|
}
|
|
|
|
private void updateSummary() {
|
|
boolean auto = Settings.System.getInt(mContext.getContentResolver(),
|
|
SCREEN_BRIGHTNESS_MODE, SCREEN_BRIGHTNESS_MODE_AUTOMATIC)
|
|
== SCREEN_BRIGHTNESS_MODE_AUTOMATIC;
|
|
mLoader.setSummary(this, mContext.getString(auto ? R.string.display_summary_on
|
|
: R.string.display_summary_off));
|
|
}
|
|
}
|
|
|
|
public static final SummaryLoader.SummaryProviderFactory SUMMARY_PROVIDER_FACTORY
|
|
= new SummaryLoader.SummaryProviderFactory() {
|
|
@Override
|
|
public SummaryLoader.SummaryProvider createSummaryProvider(Activity activity,
|
|
SummaryLoader summaryLoader) {
|
|
return new SummaryProvider(activity, summaryLoader);
|
|
}
|
|
};
|
|
|
|
public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
|
|
new BaseSearchIndexProvider() {
|
|
@Override
|
|
public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
|
|
boolean enabled) {
|
|
ArrayList<SearchIndexableResource> result =
|
|
new ArrayList<SearchIndexableResource>();
|
|
|
|
SearchIndexableResource sir = new SearchIndexableResource(context);
|
|
sir.xmlResId = R.xml.display_settings;
|
|
result.add(sir);
|
|
|
|
return result;
|
|
}
|
|
|
|
@Override
|
|
public List<String> getNonIndexableKeys(Context context) {
|
|
ArrayList<String> result = new ArrayList<String>();
|
|
if (!context.getResources().getBoolean(
|
|
com.android.internal.R.bool.config_dreamsSupported)) {
|
|
result.add(KEY_SCREEN_SAVER);
|
|
}
|
|
if (!isAutomaticBrightnessAvailable(context.getResources())) {
|
|
result.add(KEY_AUTO_BRIGHTNESS);
|
|
}
|
|
if (!isLiftToWakeAvailable(context)) {
|
|
result.add(KEY_LIFT_TO_WAKE);
|
|
}
|
|
if (!isDozeAvailable(context)) {
|
|
result.add(KEY_DOZE);
|
|
}
|
|
if (!RotationPolicy.isRotationLockToggleVisible(context)) {
|
|
result.add(KEY_AUTO_ROTATE);
|
|
}
|
|
if (!isTapToWakeAvailable(context.getResources())) {
|
|
result.add(KEY_TAP_TO_WAKE);
|
|
}
|
|
if (!isCameraGestureAvailable(context.getResources())) {
|
|
result.add(KEY_CAMERA_GESTURE);
|
|
}
|
|
if (!isCameraDoubleTapPowerGestureAvailable(context.getResources())) {
|
|
result.add(KEY_CAMERA_DOUBLE_TAP_POWER_GESTURE);
|
|
}
|
|
return result;
|
|
}
|
|
};
|
|
}
|