Don't lose dialogs during configuration change (265e7fbc) · Commits · e / os / android_frameworks_base

packages/SettingsLib/src/com/android/settingslib/core/ConfirmationDialogController.java

0 → 100644

+46 −0

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		/*
		* Copyright (C) 2017 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.settingslib.core;

		import android.support.annotation.Nullable;
		import android.support.v7.preference.Preference;

		/**
		* Interface for {@link AbstractPreferenceController} objects which manage confirmation dialogs
		*/
		public interface ConfirmationDialogController {
		/**
		* Returns the key for this preference.
		*/
		String getPreferenceKey();

		/**
		* Shows the dialog
		* @param preference Preference object relevant to the dialog being shown
		*/
		void showConfirmationDialog(@Nullable Preference preference);

		/**
		* Dismiss the dialog managed by this object
		*/
		void dismissConfirmationDialog();

		/**
		* @return {@code true} if the dialog is showing
		*/
		boolean isConfirmationDialogShowing();
		}

+5 −5

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		@@ -29,8 +29,10 @@ import android.support.v7.preference.TwoStatePreference;
		import android.text.TextUtils;

		import com.android.settingslib.core.AbstractPreferenceController;
		import com.android.settingslib.core.ConfirmationDialogController;

		public abstract class AbstractEnableAdbPreferenceController extends AbstractPreferenceController {
		public abstract class AbstractEnableAdbPreferenceController extends AbstractPreferenceController
		implements ConfirmationDialogController {
		private static final String KEY_ENABLE_ADB = "enable_adb";
		public static final String ACTION_ENABLE_ADB_STATE_CHANGED =
		"com.android.settingslib.development.AbstractEnableAdbController."
		@@ -91,7 +93,7 @@ public abstract class AbstractEnableAdbPreferenceController extends AbstractPref
		public boolean handlePreferenceTreeClick(Preference preference) {
		if (TextUtils.equals(KEY_ENABLE_ADB, preference.getKey())) {
		if (!isAdbEnabled()) {
		showConfirmationDialog((SwitchPreference) preference);
		showConfirmationDialog(preference);
		} else {
		writeAdbSetting(false);
		}
		@@ -107,10 +109,8 @@ public abstract class AbstractEnableAdbPreferenceController extends AbstractPref
		notifyStateChanged();
		}

		protected void notifyStateChanged() {
		private void notifyStateChanged() {
		LocalBroadcastManager.getInstance(mContext)
		.sendBroadcast(new Intent(ACTION_ENABLE_ADB_STATE_CHANGED));
		}

		public abstract void showConfirmationDialog(SwitchPreference preference);
		}

+3 −3

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		@@ -31,13 +31,15 @@ import android.text.TextUtils;

		import com.android.settingslib.R;
		import com.android.settingslib.core.AbstractPreferenceController;
		import com.android.settingslib.core.ConfirmationDialogController;
		import com.android.settingslib.core.lifecycle.Lifecycle;
		import com.android.settingslib.core.lifecycle.LifecycleObserver;
		import com.android.settingslib.core.lifecycle.events.OnCreate;
		import com.android.settingslib.core.lifecycle.events.OnDestroy;

		public abstract class AbstractLogpersistPreferenceController extends AbstractPreferenceController
		implements Preference.OnPreferenceChangeListener, LifecycleObserver, OnCreate, OnDestroy {
		implements Preference.OnPreferenceChangeListener, LifecycleObserver, OnCreate, OnDestroy,
		ConfirmationDialogController {

		private static final String SELECT_LOGPERSIST_KEY = "select_logpersist";
		private static final String SELECT_LOGPERSIST_PROPERTY = "persist.logd.logpersistd";
		@@ -254,6 +256,4 @@ public abstract class AbstractLogpersistPreferenceController extends AbstractPre
		}
		updateLogpersistValues();
		}

		public abstract void showConfirmationDialog(ListPreference preference);
		}

+9 −1

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		@@ -150,9 +150,17 @@ public class EnableAdbPreferenceControllerTest {
		}

		@Override
		public void showConfirmationDialog(SwitchPreference preference) {
		public void showConfirmationDialog(Preference preference) {
		// Don't show a dialog, just set setting.
		writeAdbSetting(true);
		}

		@Override
		public boolean isConfirmationDialogShowing() {
		return false;
		}

		@Override
		public void dismissConfirmationDialog() {}
		}
		}

+8 −1

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		@@ -24,6 +24,7 @@ import static org.mockito.Mockito.verify;

		import android.os.SystemProperties;
		import android.support.v7.preference.ListPreference;
		import android.support.v7.preference.Preference;
		import android.support.v7.preference.PreferenceScreen;

		import com.android.settingslib.SettingsLibRobolectricTestRunner;
		@@ -59,8 +60,14 @@ public class LogpersistPreferenceControllerTest {
		mController = new AbstractLogpersistPreferenceController(RuntimeEnvironment.application,
		mLifecycle) {
		@Override
		public void showConfirmationDialog(ListPreference preference) {
		public void showConfirmationDialog(Preference preference) {}

		@Override
		public void dismissConfirmationDialog() {}

		@Override
		public boolean isConfirmationDialogShowing() {
		return false;
		}
		};