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/*
* Copyright (C) 2018 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.gestures;
import static android.provider.Settings.Secure.VOLUME_HUSH_GESTURE;
import static android.provider.Settings.Secure.VOLUME_HUSH_MUTE;
import static android.provider.Settings.Secure.VOLUME_HUSH_VIBRATE;
import android.content.ContentResolver;
import android.content.Context;
import android.database.ContentObserver;
import android.net.Uri;
import android.os.Handler;
import android.provider.Settings;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.TogglePreferenceController;
import com.android.settings.widget.PrimarySwitchPreference;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.core.lifecycle.events.OnStop;
import com.google.common.annotations.VisibleForTesting;
/** The controller manages the behaviour of the Prevent Ringing gesture setting. */
public class PreventRingingParentPreferenceController extends TogglePreferenceController
implements LifecycleObserver, OnStart, OnStop {
@VisibleForTesting
static final int KEY_CHORD_POWER_VOLUME_UP_MUTE_TOGGLE = 1;
final String SECURE_KEY = VOLUME_HUSH_GESTURE;
private PrimarySwitchPreference mPreference;
private SettingObserver mSettingObserver;
public PreventRingingParentPreferenceController(Context context, String preferenceKey) {
super(context, preferenceKey);
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
mSettingObserver = new SettingObserver(mPreference);
}
@Override
public boolean isChecked() {
if (!isVolumePowerKeyChordSetToHush()) {
return false;
}
final int preventRinging = Settings.Secure.getInt(mContext.getContentResolver(),
Settings.Secure.VOLUME_HUSH_GESTURE,
Settings.Secure.VOLUME_HUSH_VIBRATE);
return preventRinging != Settings.Secure.VOLUME_HUSH_OFF;
}
@Override
public boolean setChecked(boolean isChecked) {
final int preventRingingSetting = Settings.Secure.getInt(mContext.getContentResolver(),
Settings.Secure.VOLUME_HUSH_GESTURE, Settings.Secure.VOLUME_HUSH_VIBRATE);
final int newRingingSetting = preventRingingSetting == Settings.Secure.VOLUME_HUSH_OFF
? Settings.Secure.VOLUME_HUSH_VIBRATE
: preventRingingSetting;
return Settings.Secure.putInt(mContext.getContentResolver(),
Settings.Secure.VOLUME_HUSH_GESTURE, isChecked
? newRingingSetting
: Settings.Secure.VOLUME_HUSH_OFF);
}
@Override
public void updateState(Preference preference) {
super.updateState(preference);
final int value = Settings.Secure.getInt(
mContext.getContentResolver(), SECURE_KEY, VOLUME_HUSH_VIBRATE);
CharSequence summary;
if (isVolumePowerKeyChordSetToHush()) {
switch (value) {
case VOLUME_HUSH_VIBRATE:
summary = mContext.getText(R.string.prevent_ringing_option_vibrate_summary);
break;
case VOLUME_HUSH_MUTE:
summary = mContext.getText(R.string.prevent_ringing_option_mute_summary);
break;
// VOLUME_HUSH_OFF
default:
summary = mContext.getText(R.string.switch_off_text);
}
preference.setEnabled(true);
mPreference.setSwitchEnabled(true);
} else {
summary = mContext.getText(R.string.prevent_ringing_option_unavailable_lpp_summary);
preference.setEnabled(false);
mPreference.setSwitchEnabled(false);
}
preference.setSummary(summary);
}
@Override
public int getAvailabilityStatus() {
if (!mContext.getResources().getBoolean(
com.android.internal.R.bool.config_volumeHushGestureEnabled)) {
return UNSUPPORTED_ON_DEVICE;
}
if (isVolumePowerKeyChordSetToHush()) {
return AVAILABLE;
}
if (mContext.getResources().getBoolean(
com.android.internal
.R.bool.config_longPressOnPowerForAssistantSettingAvailable)) {
// The power + volume key chord is not set to hush gesture - it's been disabled
// by long press power for Assistant.
return DISABLED_DEPENDENT_SETTING;
}
return UNSUPPORTED_ON_DEVICE;
}
@Override
public void onStart() {
if (mSettingObserver != null) {
mSettingObserver.register(mContext.getContentResolver());
mSettingObserver.onChange(false, null);
}
}
@Override
public void onStop() {
if (mSettingObserver != null) {
mSettingObserver.unregister(mContext.getContentResolver());
}
}
/**
* Returns true if power + volume up key chord is actually set to "mute toggle". If not,
* this setting will have no effect and should be disabled.
*
* This handles the condition when long press on power for Assistant changes power + volume
* chord to power menu and this setting needs to be disabled.
*/
private boolean isVolumePowerKeyChordSetToHush() {
return Settings.Global.getInt(mContext.getContentResolver(),
Settings.Global.KEY_CHORD_POWER_VOLUME_UP,
mContext.getResources().getInteger(
com.android.internal.R.integer.config_keyChordPowerVolumeUp))
== KEY_CHORD_POWER_VOLUME_UP_MUTE_TOGGLE;
}
private class SettingObserver extends ContentObserver {
private final Uri mVolumeHushGestureUri = Settings.Secure.getUriFor(
Settings.Secure.VOLUME_HUSH_GESTURE);
private final Uri mKeyChordVolumePowerUpUri = Settings.Global.getUriFor(
Settings.Global.KEY_CHORD_POWER_VOLUME_UP);
private final Preference mPreference;
SettingObserver(Preference preference) {
super(new Handler());
mPreference = preference;
}
public void register(ContentResolver cr) {
cr.registerContentObserver(mKeyChordVolumePowerUpUri, false, this);
cr.registerContentObserver(mVolumeHushGestureUri, false, this);
}
public void unregister(ContentResolver cr) {
cr.unregisterContentObserver(this);
}
@Override
public void onChange(boolean selfChange, Uri uri) {
super.onChange(selfChange, uri);
if (uri == null || mVolumeHushGestureUri.equals(uri)
|| mKeyChordVolumePowerUpUri.equals(uri)) {
updateState(mPreference);
}
}
}
}