1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.gestures; 18 19 import android.content.Context; 20 import android.provider.Settings; 21 import android.support.v7.preference.Preference; 22 23 import com.android.settings.core.lifecycle.Lifecycle; 24 25 public class DoubleTapPowerPreferenceController extends GesturePreferenceController { 26 27 private static final String PREF_KEY_VIDEO = "gesture_double_tap_power_video"; 28 private final String mDoubleTapPowerKey; 29 DoubleTapPowerPreferenceController(Context context, Lifecycle lifecycle, String key)30 public DoubleTapPowerPreferenceController(Context context, Lifecycle lifecycle, String key) { 31 super(context, lifecycle); 32 mDoubleTapPowerKey = key; 33 } 34 35 @Override isAvailable()36 public boolean isAvailable() { 37 return mContext.getResources().getBoolean( 38 com.android.internal.R.bool.config_cameraDoubleTapPowerGestureEnabled); 39 } 40 41 @Override getVideoPrefKey()42 protected String getVideoPrefKey() { 43 return PREF_KEY_VIDEO; 44 } 45 46 @Override getPreferenceKey()47 public String getPreferenceKey() { 48 return mDoubleTapPowerKey; 49 } 50 51 @Override onPreferenceChange(Preference preference, Object newValue)52 public boolean onPreferenceChange(Preference preference, Object newValue) { 53 boolean enabled = (boolean) newValue; 54 Settings.Secure.putInt(mContext.getContentResolver(), 55 Settings.Secure.CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED, enabled ? 0 : 1); 56 return true; 57 } 58 59 @Override isSwitchPrefEnabled()60 protected boolean isSwitchPrefEnabled() { 61 final int cameraDisabled = Settings.Secure.getInt(mContext.getContentResolver(), 62 Settings.Secure.CAMERA_DOUBLE_TAP_POWER_GESTURE_DISABLED, 0); 63 return cameraDisabled == 0; 64 } 65 } 66