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      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.annotation.UserIdInt;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.content.SharedPreferences;
     23 import android.provider.Settings;
     24 import android.support.v7.preference.Preference;
     25 
     26 import com.android.internal.hardware.AmbientDisplayConfiguration;
     27 import com.android.settings.R;
     28 import com.android.settings.search.DatabaseIndexingUtils;
     29 import com.android.settings.search.InlineSwitchPayload;
     30 import com.android.settings.search.ResultPayload;
     31 import com.android.settingslib.core.lifecycle.Lifecycle;
     32 
     33 import static android.provider.Settings.Secure.DOZE_PULSE_ON_DOUBLE_TAP;
     34 
     35 public class DoubleTapScreenPreferenceController extends GesturePreferenceController {
     36 
     37     private final int ON = 1;
     38     private final int OFF = 0;
     39 
     40     private static final String PREF_KEY_VIDEO = "gesture_double_tap_screen_video";
     41     private final String mDoubleTapScreenPrefKey;
     42 
     43     private final String SECURE_KEY = DOZE_PULSE_ON_DOUBLE_TAP;
     44 
     45     private final AmbientDisplayConfiguration mAmbientConfig;
     46     @UserIdInt
     47     private final int mUserId;
     48 
     49     public DoubleTapScreenPreferenceController(Context context, Lifecycle lifecycle,
     50             AmbientDisplayConfiguration config, @UserIdInt int userId, String key) {
     51         super(context, lifecycle);
     52         mAmbientConfig = config;
     53         mUserId = userId;
     54         mDoubleTapScreenPrefKey = key;
     55     }
     56 
     57     public static boolean isSuggestionComplete(Context context, SharedPreferences prefs) {
     58         AmbientDisplayConfiguration ambientConfig = new AmbientDisplayConfiguration(context);
     59         return !ambientConfig.pulseOnDoubleTapAvailable()
     60                 || prefs.getBoolean(DoubleTapScreenSettings.PREF_KEY_SUGGESTION_COMPLETE, false);
     61     }
     62 
     63     @Override
     64     public boolean isAvailable() {
     65         return mAmbientConfig.pulseOnDoubleTapAvailable();
     66     }
     67 
     68     @Override
     69     public String getPreferenceKey() {
     70         return mDoubleTapScreenPrefKey;
     71     }
     72 
     73     @Override
     74     public boolean onPreferenceChange(Preference preference, Object newValue) {
     75         final boolean enabled = (boolean) newValue;
     76         Settings.Secure.putInt(mContext.getContentResolver(), SECURE_KEY, enabled ? ON : OFF);
     77         return true;
     78     }
     79 
     80     @Override
     81     protected String getVideoPrefKey() {
     82         return PREF_KEY_VIDEO;
     83     }
     84 
     85     @Override
     86     protected boolean isSwitchPrefEnabled() {
     87         return mAmbientConfig.pulseOnDoubleTapEnabled(mUserId);
     88     }
     89 
     90     @Override
     91     public ResultPayload getResultPayload() {
     92         final Intent intent = DatabaseIndexingUtils.buildSubsettingIntent(mContext,
     93                 DoubleTapScreenSettings.class.getName(), mDoubleTapScreenPrefKey,
     94                 mContext.getString(R.string.display_settings));
     95 
     96         return new InlineSwitchPayload(SECURE_KEY, ResultPayload.SettingsSource.SECURE,
     97                 ON /* onValue */, intent, isAvailable(), ON /* defaultValue */);
     98     }
     99 }