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.applications.manageapplications; 18 19 import android.content.Context; 20 import android.os.Bundle; 21 import android.telephony.TelephonyManager; 22 import android.text.TextUtils; 23 24 import androidx.preference.Preference; 25 import androidx.preference.PreferenceScreen; 26 27 import com.android.settings.core.PreferenceControllerMixin; 28 import com.android.settingslib.core.AbstractPreferenceController; 29 import com.android.settingslib.core.lifecycle.Lifecycle; 30 import com.android.settingslib.core.lifecycle.LifecycleObserver; 31 import com.android.settingslib.core.lifecycle.events.OnCreate; 32 import com.android.settingslib.core.lifecycle.events.OnSaveInstanceState; 33 34 public class ResetAppPrefPreferenceController extends AbstractPreferenceController 35 implements PreferenceControllerMixin, LifecycleObserver, OnCreate, OnSaveInstanceState { 36 37 private ResetAppsHelper mResetAppsHelper; 38 ResetAppPrefPreferenceController(Context context, Lifecycle lifecycle)39 public ResetAppPrefPreferenceController(Context context, Lifecycle lifecycle) { 40 super(context); 41 mResetAppsHelper = new ResetAppsHelper(context); 42 if (lifecycle != null) { 43 lifecycle.addObserver(this); 44 } 45 } 46 47 @Override handlePreferenceTreeClick(Preference preference)48 public boolean handlePreferenceTreeClick(Preference preference) { 49 if (!TextUtils.equals(preference.getKey(), getPreferenceKey())) { 50 return false; 51 } 52 mResetAppsHelper.buildResetDialog(); 53 return true; 54 } 55 56 @Override isAvailable()57 public boolean isAvailable() { 58 return true; 59 } 60 61 @Override getPreferenceKey()62 public String getPreferenceKey() { 63 return "reset_app_prefs"; 64 } 65 66 @Override onCreate(Bundle savedInstanceState)67 public void onCreate(Bundle savedInstanceState) { 68 mResetAppsHelper.onRestoreInstanceState(savedInstanceState); 69 } 70 71 @Override onSaveInstanceState(Bundle outState)72 public void onSaveInstanceState(Bundle outState) { 73 mResetAppsHelper.onSaveInstanceState(outState); 74 } 75 76 @Override displayPreference(PreferenceScreen screen)77 public void displayPreference(PreferenceScreen screen) { 78 super.displayPreference(screen); 79 Preference preference = screen.findPreference(getPreferenceKey()); 80 if (preference != null) { 81 preference.setEnabled(!isInCallState()); 82 } 83 } 84 isInCallState()85 boolean isInCallState() { 86 TelephonyManager telephonyManager = mContext.getSystemService(TelephonyManager.class); 87 return telephonyManager.getCallState(telephonyManager.getSubscriptionId()) 88 != TelephonyManager.CALL_STATE_IDLE; 89 } 90 } 91