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.development; 18 19 import android.content.Context; 20 import android.provider.Settings; 21 import android.support.annotation.VisibleForTesting; 22 import android.support.v14.preference.SwitchPreference; 23 import android.support.v7.preference.Preference; 24 25 import com.android.settings.core.PreferenceControllerMixin; 26 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 27 28 public class AllowAppsOnExternalPreferenceController extends DeveloperOptionsPreferenceController 29 implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { 30 31 private static final String FORCE_ALLOW_ON_EXTERNAL_KEY = "force_allow_on_external"; 32 33 @VisibleForTesting 34 static final int SETTING_VALUE_OFF = 0; 35 @VisibleForTesting 36 static final int SETTING_VALUE_ON = 1; 37 38 public AllowAppsOnExternalPreferenceController(Context context) { 39 super(context); 40 } 41 42 @Override 43 public String getPreferenceKey() { 44 return FORCE_ALLOW_ON_EXTERNAL_KEY; 45 } 46 47 @Override 48 public boolean onPreferenceChange(Preference preference, Object newValue) { 49 final boolean isEnabled = (Boolean) newValue; 50 Settings.Global.putInt(mContext.getContentResolver(), 51 Settings.Global.FORCE_ALLOW_ON_EXTERNAL, 52 isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF); 53 return true; 54 } 55 56 @Override 57 public void updateState(Preference preference) { 58 final int mode = Settings.Global.getInt(mContext.getContentResolver(), 59 Settings.Global.FORCE_ALLOW_ON_EXTERNAL, SETTING_VALUE_OFF); 60 61 ((SwitchPreference) mPreference).setChecked(mode != SETTING_VALUE_OFF); 62 } 63 64 @Override 65 protected void onDeveloperOptionsSwitchDisabled() { 66 super.onDeveloperOptionsSwitchDisabled(); 67 Settings.Global.putInt(mContext.getContentResolver(), 68 Settings.Global.FORCE_ALLOW_ON_EXTERNAL, SETTING_VALUE_OFF); 69 ((SwitchPreference) mPreference).setChecked(false); 70 } 71 } 72
