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.desktopexperience; 18 19 import static android.content.pm.PackageManager.FEATURE_FREEFORM_WINDOW_MANAGEMENT; 20 21 import android.content.Context; 22 import android.provider.Settings; 23 24 import androidx.annotation.Nullable; 25 import androidx.annotation.VisibleForTesting; 26 import androidx.preference.Preference; 27 import androidx.preference.TwoStatePreference; 28 29 import com.android.settings.R; 30 import com.android.settings.core.PreferenceControllerMixin; 31 import com.android.settings.development.DevelopmentSettingsDashboardFragment; 32 import com.android.settings.development.RebootConfirmationDialogFragment; 33 import com.android.settings.development.RebootConfirmationDialogHost; 34 import com.android.settingslib.development.DeveloperOptionsPreferenceController; 35 import com.android.wm.shell.shared.desktopmode.DesktopModeStatus; 36 37 public class FreeformWindowsPreferenceController extends DeveloperOptionsPreferenceController 38 implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin, 39 RebootConfirmationDialogHost { 40 41 private static final String ENABLE_FREEFORM_SUPPORT_KEY = "enable_freeform_support"; 42 43 @VisibleForTesting 44 static final int SETTING_VALUE_OFF = 0; 45 @VisibleForTesting 46 static final int SETTING_VALUE_ON = 1; 47 48 @Nullable 49 private final DevelopmentSettingsDashboardFragment mFragment; 50 FreeformWindowsPreferenceController( Context context, @Nullable DevelopmentSettingsDashboardFragment fragment)51 public FreeformWindowsPreferenceController( 52 Context context, @Nullable DevelopmentSettingsDashboardFragment fragment) { 53 super(context); 54 mFragment = fragment; 55 } 56 57 @Override isAvailable()58 public boolean isAvailable() { 59 // When devices have the system feature FEATURE_FREEFORM_WINDOW_MANAGEMENT, freeform 60 // mode is enabled automatically, and this toggle is not needed. 61 return !mContext.getPackageManager().hasSystemFeature(FEATURE_FREEFORM_WINDOW_MANAGEMENT) 62 && !DesktopModeStatus.canShowDesktopExperienceDevOption(mContext) 63 && !DesktopModeStatus.canShowDesktopModeDevOption(mContext); 64 } 65 66 @Override getPreferenceKey()67 public String getPreferenceKey() { 68 return ENABLE_FREEFORM_SUPPORT_KEY; 69 } 70 71 @Override onPreferenceChange(Preference preference, Object newValue)72 public boolean onPreferenceChange(Preference preference, Object newValue) { 73 final boolean isEnabled = (Boolean) newValue; 74 Settings.Global.putInt(mContext.getContentResolver(), 75 Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT, 76 isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF); 77 if (isEnabled) { 78 RebootConfirmationDialogFragment.show( 79 mFragment, R.string.reboot_dialog_enable_freeform_support, this); 80 } 81 return true; 82 } 83 84 @Override updateState(Preference preference)85 public void updateState(Preference preference) { 86 final int mode = Settings.Global.getInt(mContext.getContentResolver(), 87 Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT, SETTING_VALUE_OFF); 88 ((TwoStatePreference) mPreference).setChecked(mode != SETTING_VALUE_OFF); 89 } 90 91 @Override onDeveloperOptionsSwitchDisabled()92 protected void onDeveloperOptionsSwitchDisabled() { 93 super.onDeveloperOptionsSwitchDisabled(); 94 Settings.Global.putInt(mContext.getContentResolver(), 95 Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT, SETTING_VALUE_OFF); 96 ((TwoStatePreference) mPreference).setChecked(false); 97 } 98 } 99