| /* |
| * Copyright 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 android.app; |
| |
| import android.app.servertransaction.ClientTransaction; |
| import android.app.servertransaction.PendingTransactionActions; |
| import android.content.pm.ApplicationInfo; |
| import android.content.res.CompatibilityInfo; |
| import android.content.res.Configuration; |
| import android.os.IBinder; |
| |
| import com.android.internal.content.ReferrerIntent; |
| |
| import java.io.PrintWriter; |
| import java.util.List; |
| |
| /** |
| * Defines operations that a {@link android.app.servertransaction.ClientTransaction} or its items |
| * can perform on client. |
| * @hide |
| */ |
| public abstract class ClientTransactionHandler { |
| |
| // Schedule phase related logic and handlers. |
| |
| /** Prepare and schedule transaction for execution. */ |
| void scheduleTransaction(ClientTransaction transaction) { |
| transaction.preExecute(this); |
| sendMessage(ActivityThread.H.EXECUTE_TRANSACTION, transaction); |
| } |
| |
| abstract void sendMessage(int what, Object obj); |
| |
| |
| // Prepare phase related logic and handlers. Methods that inform about about pending changes or |
| // do other internal bookkeeping. |
| |
| /** Set pending config in case it will be updated by other transaction item. */ |
| public abstract void updatePendingConfiguration(Configuration config); |
| |
| /** Set current process state. */ |
| public abstract void updateProcessState(int processState, boolean fromIpc); |
| |
| |
| // Execute phase related logic and handlers. Methods here execute actual lifecycle transactions |
| // and deliver callbacks. |
| |
| /** Destroy the activity. */ |
| public abstract void handleDestroyActivity(IBinder token, boolean finishing, int configChanges, |
| boolean getNonConfigInstance); |
| |
| /** Pause the activity. */ |
| public abstract void handlePauseActivity(IBinder token, boolean finished, boolean userLeaving, |
| int configChanges, boolean dontReport, PendingTransactionActions pendingActions); |
| |
| /** Resume the activity. */ |
| public abstract void handleResumeActivity(IBinder token, boolean clearHide, boolean isForward, |
| String reason); |
| |
| /** Stop the activity. */ |
| public abstract void handleStopActivity(IBinder token, boolean show, int configChanges, |
| PendingTransactionActions pendingActions); |
| |
| /** Report that activity was stopped to server. */ |
| public abstract void reportStop(PendingTransactionActions pendingActions); |
| |
| /** Restart the activity after it was stopped. */ |
| public abstract void performRestartActivity(IBinder token, boolean start); |
| |
| /** Deliver activity (override) configuration change. */ |
| public abstract void handleActivityConfigurationChanged(IBinder activityToken, |
| Configuration overrideConfig, int displayId); |
| |
| /** Deliver result from another activity. */ |
| public abstract void handleSendResult(IBinder token, List<ResultInfo> results); |
| |
| /** Deliver multi-window mode change notification. */ |
| public abstract void handleMultiWindowModeChanged(IBinder token, boolean isInMultiWindowMode, |
| Configuration overrideConfig); |
| |
| /** Deliver new intent. */ |
| public abstract void handleNewIntent(IBinder token, List<ReferrerIntent> intents, |
| boolean andPause); |
| |
| /** Deliver picture-in-picture mode change notification. */ |
| public abstract void handlePictureInPictureModeChanged(IBinder token, boolean isInPipMode, |
| Configuration overrideConfig); |
| |
| /** Update window visibility. */ |
| public abstract void handleWindowVisibility(IBinder token, boolean show); |
| |
| /** Perform activity launch. */ |
| public abstract Activity handleLaunchActivity(ActivityThread.ActivityClientRecord r, |
| PendingTransactionActions pendingActions); |
| |
| /** Perform activity start. */ |
| public abstract void handleStartActivity(ActivityThread.ActivityClientRecord r, |
| PendingTransactionActions pendingActions); |
| |
| /** Get package info. */ |
| public abstract LoadedApk getPackageInfoNoCheck(ApplicationInfo ai, |
| CompatibilityInfo compatInfo); |
| |
| /** Deliver app configuration change notification. */ |
| public abstract void handleConfigurationChanged(Configuration config); |
| |
| /** |
| * Get {@link android.app.ActivityThread.ActivityClientRecord} instance that corresponds to the |
| * provided token. |
| */ |
| public abstract ActivityThread.ActivityClientRecord getActivityClient(IBinder token); |
| |
| /** |
| * Debugging output. |
| * @param pw {@link PrintWriter} to write logs to. |
| * @param prefix Prefix to prepend to output. |
| */ |
| public abstract void dump(PrintWriter pw, String prefix); |
| } |