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      1 /*
      2  * Copyright (C) 2017 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.ContentResolver;
     20 import android.content.Context;
     21 import android.provider.Settings;
     22 import android.support.annotation.NonNull;
     23 
     24 import com.android.internal.hardware.AmbientDisplayConfiguration;
     25 import com.android.settings.R;
     26 import com.android.settings.core.BasePreferenceController;
     27 import com.android.settings.overlay.FeatureFactory;
     28 import com.android.settingslib.core.AbstractPreferenceController;
     29 
     30 import java.util.ArrayList;
     31 import java.util.List;
     32 
     33 public class GesturesSettingPreferenceController extends BasePreferenceController {
     34     private final AssistGestureFeatureProvider mFeatureProvider;
     35     private List<AbstractPreferenceController> mGestureControllers;
     36 
     37     private static final String KEY_GESTURES_SETTINGS = "gesture_settings";
     38     private static final String FAKE_PREF_KEY = "fake_key_only_for_get_available";
     39 
     40     public GesturesSettingPreferenceController(Context context) {
     41         super(context, KEY_GESTURES_SETTINGS);
     42         mFeatureProvider = FeatureFactory.getFactory(context).getAssistGestureFeatureProvider();
     43     }
     44 
     45     @Override
     46     public int getAvailabilityStatus() {
     47         if (mGestureControllers == null) {
     48             mGestureControllers = buildAllPreferenceControllers(mContext);
     49         }
     50         boolean isAvailable = false;
     51         for (AbstractPreferenceController controller : mGestureControllers) {
     52             isAvailable = isAvailable || controller.isAvailable();
     53         }
     54         return isAvailable ? AVAILABLE : UNSUPPORTED_ON_DEVICE;
     55     }
     56 
     57     /**
     58      * Get all controllers for their availability status when doing getAvailabilityStatus.
     59      * Do not use this method to add controllers into fragment, most of below controllers already
     60      * convert to TogglePreferenceController, please register them in xml.
     61      * The key is fake because those controllers won't be use to control preference.
     62      */
     63     private static List<AbstractPreferenceController> buildAllPreferenceControllers(
     64             @NonNull Context context) {
     65         final AmbientDisplayConfiguration ambientDisplayConfiguration =
     66                 new AmbientDisplayConfiguration(context);
     67         final List<AbstractPreferenceController> controllers = new ArrayList<>();
     68 
     69         controllers.add(new AssistGestureSettingsPreferenceController(context, FAKE_PREF_KEY)
     70                 .setAssistOnly(false));
     71         controllers.add(new SwipeToNotificationPreferenceController(context, FAKE_PREF_KEY));
     72         controllers.add(new DoubleTwistPreferenceController(context, FAKE_PREF_KEY));
     73         controllers.add(new DoubleTapPowerPreferenceController(context, FAKE_PREF_KEY));
     74         controllers.add(new PickupGesturePreferenceController(context, FAKE_PREF_KEY)
     75                 .setConfig(ambientDisplayConfiguration));
     76         controllers.add(new DoubleTapScreenPreferenceController(context, FAKE_PREF_KEY)
     77                 .setConfig(ambientDisplayConfiguration));
     78         controllers.add(new PreventRingingPreferenceController(context, FAKE_PREF_KEY));
     79         return controllers;
     80     }
     81 
     82     @Override
     83     public CharSequence getSummary() {
     84         if (!mFeatureProvider.isSensorAvailable(mContext)) {
     85             return "";
     86         }
     87         final ContentResolver contentResolver = mContext.getContentResolver();
     88         final boolean assistGestureEnabled = Settings.Secure.getInt(
     89                 contentResolver, Settings.Secure.ASSIST_GESTURE_ENABLED, 1) != 0;
     90         final boolean assistGestureSilenceEnabled = Settings.Secure.getInt(
     91                 contentResolver, Settings.Secure.ASSIST_GESTURE_SILENCE_ALERTS_ENABLED, 1) != 0;
     92 
     93         if (mFeatureProvider.isSupported(mContext) && assistGestureEnabled) {
     94             return mContext.getText(
     95                     R.string.language_input_gesture_summary_on_with_assist);
     96         }
     97         if (assistGestureSilenceEnabled) {
     98             return mContext.getText(
     99                     R.string.language_input_gesture_summary_on_non_assist);
    100         }
    101         return mContext.getText(R.string.language_input_gesture_summary_off);
    102     }
    103 }