| /* |
| * Copyright (C) 2018 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.server.wm; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.app.AppProtoEnums; |
| import android.app.IActivityManager; |
| import android.app.IApplicationThread; |
| import android.content.ComponentName; |
| import android.content.Intent; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.os.SystemClock; |
| import android.service.voice.IVoiceInteractionSession; |
| import android.util.SparseIntArray; |
| import android.view.RemoteAnimationAdapter; |
| |
| import com.android.internal.app.IVoiceInteractor; |
| import com.android.server.am.WindowProcessController; |
| |
| import java.util.List; |
| |
| /** |
| * Activity Task manager local system service interface. |
| * @hide Only for use within system server |
| */ |
| public abstract class ActivityTaskManagerInternal { |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because we drew |
| * the splash screen. |
| */ |
| public static final int APP_TRANSITION_SPLASH_SCREEN = |
| AppProtoEnums.APP_TRANSITION_SPLASH_SCREEN; // 1 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because we all |
| * app windows were drawn |
| */ |
| public static final int APP_TRANSITION_WINDOWS_DRAWN = |
| AppProtoEnums.APP_TRANSITION_WINDOWS_DRAWN; // 2 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because of a |
| * timeout. |
| */ |
| public static final int APP_TRANSITION_TIMEOUT = |
| AppProtoEnums.APP_TRANSITION_TIMEOUT; // 3 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because of a |
| * we drew a task snapshot. |
| */ |
| public static final int APP_TRANSITION_SNAPSHOT = |
| AppProtoEnums.APP_TRANSITION_SNAPSHOT; // 4 |
| |
| /** |
| * Type for {@link #notifyAppTransitionStarting}: The transition was started because it was a |
| * recents animation and we only needed to wait on the wallpaper. |
| */ |
| public static final int APP_TRANSITION_RECENTS_ANIM = |
| AppProtoEnums.APP_TRANSITION_RECENTS_ANIM; // 5 |
| |
| /** |
| * The bundle key to extract the assist data. |
| */ |
| public static final String ASSIST_KEY_DATA = "data"; |
| |
| /** |
| * The bundle key to extract the assist structure. |
| */ |
| public static final String ASSIST_KEY_STRUCTURE = "structure"; |
| |
| /** |
| * The bundle key to extract the assist content. |
| */ |
| public static final String ASSIST_KEY_CONTENT = "content"; |
| |
| /** |
| * The bundle key to extract the assist receiver extras. |
| */ |
| public static final String ASSIST_KEY_RECEIVER_EXTRAS = "receiverExtras"; |
| |
| public interface ScreenObserver { |
| void onAwakeStateChanged(boolean isAwake); |
| void onKeyguardStateChanged(boolean isShowing); |
| } |
| |
| /** |
| * Sleep tokens cause the activity manager to put the top activity to sleep. |
| * They are used by components such as dreams that may hide and block interaction |
| * with underlying activities. |
| */ |
| public static abstract class SleepToken { |
| |
| /** Releases the sleep token. */ |
| public abstract void release(); |
| } |
| |
| /** |
| * Acquires a sleep token for the specified display with the specified tag. |
| * |
| * @param tag A string identifying the purpose of the token (eg. "Dream"). |
| * @param displayId The display to apply the sleep token to. |
| */ |
| public abstract SleepToken acquireSleepToken(@NonNull String tag, int displayId); |
| |
| /** |
| * Returns home activity for the specified user. |
| * |
| * @param userId ID of the user or {@link android.os.UserHandle#USER_ALL} |
| */ |
| public abstract ComponentName getHomeActivityForUser(int userId); |
| |
| public abstract void onLocalVoiceInteractionStarted(IBinder callingActivity, |
| IVoiceInteractionSession mSession, |
| IVoiceInteractor mInteractor); |
| |
| /** |
| * Callback for window manager to let activity manager know that we are finally starting the |
| * app transition; |
| * |
| * @param reasons A map from windowing mode to a reason integer why the transition was started, |
| * which must be one of the APP_TRANSITION_* values. |
| * @param timestamp The time at which the app transition started in |
| * {@link SystemClock#uptimeMillis()} timebase. |
| */ |
| public abstract void notifyAppTransitionStarting(SparseIntArray reasons, long timestamp); |
| |
| /** |
| * Callback for window manager to let activity manager know that the app transition was |
| * cancelled. |
| */ |
| public abstract void notifyAppTransitionCancelled(); |
| |
| /** |
| * Callback for window manager to let activity manager know that the app transition is finished. |
| */ |
| public abstract void notifyAppTransitionFinished(); |
| |
| /** |
| * Returns the top activity from each of the currently visible stacks. The first entry will be |
| * the focused activity. |
| */ |
| public abstract List<IBinder> getTopVisibleActivities(); |
| |
| /** |
| * Callback for window manager to let activity manager know that docked stack changes its |
| * minimized state. |
| */ |
| public abstract void notifyDockedStackMinimizedChanged(boolean minimized); |
| |
| /** |
| * Start activity {@code intents} as if {@code packageName} on user {@code userId} did it. |
| * |
| * - DO NOT call it with the calling UID cleared. |
| * - All the necessary caller permission checks must be done at callsites. |
| * |
| * @return error codes used by {@link IActivityManager#startActivity} and its siblings. |
| */ |
| public abstract int startActivitiesAsPackage(String packageName, |
| int userId, Intent[] intents, Bundle bOptions); |
| |
| /** |
| * Start activity {@code intent} without calling user-id check. |
| * |
| * - DO NOT call it with the calling UID cleared. |
| * - The caller must do the calling user ID check. |
| * |
| * @return error codes used by {@link IActivityManager#startActivity} and its siblings. |
| */ |
| public abstract int startActivityAsUser(IApplicationThread caller, String callingPackage, |
| Intent intent, @Nullable Bundle options, int userId); |
| |
| /** |
| * Called when Keyguard flags might have changed. |
| * |
| * @param callback Callback to run after activity visibilities have been reevaluated. This can |
| * be used from window manager so that when the callback is called, it's |
| * guaranteed that all apps have their visibility updated accordingly. |
| */ |
| public abstract void notifyKeyguardFlagsChanged(@Nullable Runnable callback); |
| |
| /** |
| * Called when the trusted state of Keyguard has changed. |
| */ |
| public abstract void notifyKeyguardTrustedChanged(); |
| |
| /** |
| * Called after virtual display Id is updated by |
| * {@link com.android.server.vr.Vr2dDisplay} with a specific |
| * {@param vr2dDisplayId}. |
| */ |
| public abstract void setVr2dDisplayId(int vr2dDisplayId); |
| |
| /** |
| * Set focus on an activity. |
| * @param token The IApplicationToken for the activity |
| */ |
| public abstract void setFocusedActivity(IBinder token); |
| |
| public abstract void registerScreenObserver(ScreenObserver observer); |
| |
| /** |
| * Returns is the caller has the same uid as the Recents component |
| */ |
| public abstract boolean isCallerRecents(int callingUid); |
| |
| /** |
| * Returns whether the recents component is the home activity for the given user. |
| */ |
| public abstract boolean isRecentsComponentHomeActivity(int userId); |
| |
| /** |
| * Cancels any currently running recents animation. |
| */ |
| public abstract void cancelRecentsAnimation(boolean restoreHomeStackPosition); |
| |
| /** |
| * This enforces {@code func} can only be called if either the caller is Recents activity or |
| * has {@code permission}. |
| */ |
| public abstract void enforceCallerIsRecentsOrHasPermission(String permission, String func); |
| |
| /** |
| * Called after the voice interaction service has changed. |
| */ |
| public abstract void notifyActiveVoiceInteractionServiceChanged(ComponentName component); |
| |
| /** |
| * Set a uid that is allowed to bypass stopped app switches, launching an app |
| * whenever it wants. |
| * |
| * @param type Type of the caller -- unique string the caller supplies to identify itself |
| * and disambiguate with other calles. |
| * @param uid The uid of the app to be allowed, or -1 to clear the uid for this type. |
| * @param userId The user it is allowed for. |
| */ |
| public abstract void setAllowAppSwitches(@NonNull String type, int uid, int userId); |
| |
| /** |
| * Called when a user has been deleted. This can happen during normal device usage |
| * or just at startup, when partially removed users are purged. Any state persisted by the |
| * ActivityManager should be purged now. |
| * |
| * @param userId The user being cleaned up. |
| */ |
| public abstract void onUserStopped(int userId); |
| public abstract boolean isGetTasksAllowed(String caller, int callingPid, int callingUid); |
| |
| public abstract void onProcessAdded(WindowProcessController proc); |
| public abstract void onProcessRemoved(String name, int uid); |
| public abstract void onCleanUpApplicationRecord(WindowProcessController proc); |
| public abstract int getTopProcessState(); |
| |
| public abstract boolean isSleeping(); |
| public abstract boolean isShuttingDown(); |
| public abstract boolean shuttingDown(boolean booted, int timeout); |
| public abstract void enableScreenAfterBoot(boolean booted); |
| public abstract boolean showStrictModeViolationDialog(); |
| public abstract void showSystemReadyErrorDialogsIfNeeded(); |
| } |