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.notification; 18 19 import android.content.Context; 20 import android.support.v7.preference.Preference; 21 22 import com.android.settings.core.PreferenceControllerMixin; 23 24 /** 25 * Controls link to reach more preference settings inside the app. 26 */ 27 public class AppLinkPreferenceController extends NotificationPreferenceController 28 implements PreferenceControllerMixin { 29 30 private static final String TAG = "AppLinkPrefContr"; 31 private static final String KEY_APP_LINK = "app_link"; 32 AppLinkPreferenceController(Context context)33 public AppLinkPreferenceController(Context context) { 34 super(context, null); 35 } 36 37 @Override getPreferenceKey()38 public String getPreferenceKey() { 39 return KEY_APP_LINK; 40 } 41 42 @Override isAvailable()43 public boolean isAvailable() { 44 if (!super.isAvailable()) { 45 return false; 46 } 47 return mAppRow.settingsIntent != null; 48 } 49 updateState(Preference preference)50 public void updateState(Preference preference) { 51 if (mAppRow != null) { 52 preference.setIntent(mAppRow.settingsIntent); 53 } 54 } 55 } 56