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Commit 18029e2a authored by Mariia Sandrikova's avatar Mariia Sandrikova Committed by Android (Google) Code Review
Browse files

Merge "Refactor task listeners mapping in ShellTaskOrganiser"

parents 3ffe566a fe891989

libs/WindowManager/Shell/res/raw/wm_shell_protolog.json

+6 −6
Original line number Diff line number Diff line 
{

  "version": "1.0.0",

  "messages": {

    "-1823823103": {

      "message": "Add listener for types=%s listener=%s",

      "level": "VERBOSE",

      "group": "WM_SHELL_TASK_ORG",

      "at": "com\/android\/wm\/shell\/ShellTaskOrganizer.java"

    },

    "-1534364071": {

      "message": "onTransitionReady %s: %s",

      "level": "VERBOSE",
@@ -37,12 +43,6 @@ 
      "group": "WM_SHELL_TASK_ORG",

      "at": "com\/android\/wm\/shell\/ShellTaskOrganizer.java"

    },

    "-242812822": {

      "message": "Add listener for modes=%s listener=%s",

      "level": "VERBOSE",

      "group": "WM_SHELL_TASK_ORG",

      "at": "com\/android\/wm\/shell\/ShellTaskOrganizer.java"

    },

    "-191422040": {

      "message": "Transition animations finished, notifying core %s",

      "level": "VERBOSE",

libs/WindowManager/Shell/src/com/android/wm/shell/ShellTaskOrganizer.java

+75 −28
Original line number Diff line number Diff line
@@ -16,9 +16,17 @@ 


package com.android.wm.shell;



import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;

import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;

import static android.app.WindowConfiguration.WINDOWING_MODE_MULTI_WINDOW;

import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED;

import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY;

import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;

import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED;



import android.annotation.IntDef;

import android.app.ActivityManager.RunningTaskInfo;

import android.app.WindowConfiguration.WindowingMode;

import android.util.Log;

import android.util.Pair;

import android.util.SparseArray;
@@ -33,7 +41,6 @@ import com.android.wm.shell.common.SyncTransactionQueue; 
import com.android.wm.shell.common.TransactionPool;

import com.android.wm.shell.protolog.ShellProtoLogGroup;



import java.util.ArrayList;

import java.util.Arrays;



/**
@@ -42,6 +49,23 @@ import java.util.Arrays; 
 */

public class ShellTaskOrganizer extends TaskOrganizer {



    // Intentionally using negative numbers here so the positive numbers can be used

    // for task id specific listeners that will be added later.

    public static final int TASK_LISTENER_TYPE_UNDEFINED = -1;

    public static final int TASK_LISTENER_TYPE_FULLSCREEN = -2;

    public static final int TASK_LISTENER_TYPE_MULTI_WINDOW = -3;

    public static final int TASK_LISTENER_TYPE_PIP = -4;

    public static final int TASK_LISTENER_TYPE_SPLIT_SCREEN = -5;



    @IntDef(prefix = {"TASK_LISTENER_TYPE_"}, value = {

            TASK_LISTENER_TYPE_UNDEFINED,

            TASK_LISTENER_TYPE_FULLSCREEN,

            TASK_LISTENER_TYPE_MULTI_WINDOW,

            TASK_LISTENER_TYPE_PIP,

            TASK_LISTENER_TYPE_SPLIT_SCREEN,

    })

    public @interface TaskListenerType {}



    private static final String TAG = "ShellTaskOrganizer";



    /**
@@ -54,7 +78,7 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
        default void onBackPressedOnTaskRoot(RunningTaskInfo taskInfo) {}

    }



    private final SparseArray<TaskListener> mListenerByWindowingMode = new SparseArray<>();

    private final SparseArray<TaskListener> mTaskListenersByType = new SparseArray<>();



    // Keeps track of all the tasks reported to this organizer (changes in windowing mode will

    // require us to report to both old and new listeners)
@@ -73,29 +97,29 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
            SyncTransactionQueue syncQueue, TransactionPool transactionPool,

            ShellExecutor mainExecutor, ShellExecutor animExecutor) {

        super(taskOrganizerController);

        addListener(new FullscreenTaskListener(syncQueue), WINDOWING_MODE_FULLSCREEN);

        addListener(new FullscreenTaskListener(syncQueue), TASK_LISTENER_TYPE_FULLSCREEN);

        mTransitions = new Transitions(this, transactionPool, mainExecutor, animExecutor);

        if (Transitions.ENABLE_SHELL_TRANSITIONS) registerTransitionPlayer(mTransitions);

    }



    /**

     * Adds a listener for tasks in a specific windowing mode.

     * Adds a listener for tasks with given types.

     */

    public void addListener(TaskListener listener, int... windowingModes) {

        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Add listener for modes=%s listener=%s",

                Arrays.toString(windowingModes), listener);

        for (int winMode : windowingModes) {

            if (mListenerByWindowingMode.get(winMode) != null) {

                throw new IllegalArgumentException("Listener for winMode=" + winMode

    public void addListener(TaskListener listener, @TaskListenerType int... taskListenerTypes) {

        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Add listener for types=%s listener=%s",

                Arrays.toString(taskListenerTypes), listener);

        for (int listenerType : taskListenerTypes) {

            if (mTaskListenersByType.get(listenerType) != null) {

                throw new IllegalArgumentException("Listener for listenerType=" + listenerType

                        + " already exists");

            }

            mListenerByWindowingMode.put(winMode, listener);

            mTaskListenersByType.put(listenerType, listener);



            // Notify the listener of all existing tasks in that windowing mode

            // Notify the listener of all existing tasks with the given type.

            for (int i = mTasks.size() - 1; i >= 0; i--) {

                Pair<RunningTaskInfo, SurfaceControl> data = mTasks.valueAt(i);

                int taskWinMode = data.first.configuration.windowConfiguration.getWindowingMode();

                if (taskWinMode == winMode) {

                final @TaskListenerType int taskListenerType = getTaskListenerType(data.first);

                if (taskListenerType == listenerType) {

                    listener.onTaskAppeared(data.first, data.second);

                }

            }
@@ -107,12 +131,12 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
     */

    public void removeListener(TaskListener listener) {

        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Remove listener=%s", listener);

        final int index = mListenerByWindowingMode.indexOfValue(listener);

        final int index = mTaskListenersByType.indexOfValue(listener);

        if (index == -1) {

            Log.w(TAG, "No registered listener found");

            return;

        }

        mListenerByWindowingMode.removeAt(index);

        mTaskListenersByType.removeAt(index);

    }



    @Override
@@ -120,7 +144,7 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Task appeared taskId=%d",

                taskInfo.taskId);

        mTasks.put(taskInfo.taskId, new Pair<>(taskInfo, leash));

        final TaskListener listener = mListenerByWindowingMode.get(getWindowingMode(taskInfo));

        final TaskListener listener = mTaskListenersByType.get(getTaskListenerType(taskInfo));

        if (listener != null) {

            listener.onTaskAppeared(taskInfo, leash);

        }
@@ -131,23 +155,23 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Task info changed taskId=%d",

                taskInfo.taskId);

        final Pair<RunningTaskInfo, SurfaceControl> data = mTasks.get(taskInfo.taskId);

        final int winMode = getWindowingMode(taskInfo);

        final int prevWinMode = getWindowingMode(data.first);

        final @TaskListenerType int listenerType = getTaskListenerType(taskInfo);

        final @TaskListenerType int prevListenerType = getTaskListenerType(data.first);

        mTasks.put(taskInfo.taskId, new Pair<>(taskInfo, data.second));

        if (prevWinMode != -1 && prevWinMode != winMode) {

            // TODO: We currently send vanished/appeared as the task moves between win modes, but

        if (prevListenerType != listenerType) {

            // TODO: We currently send vanished/appeared as the task moves between types, but

            //       we should consider adding a different mode-changed callback

            TaskListener listener = mListenerByWindowingMode.get(prevWinMode);

            TaskListener listener = mTaskListenersByType.get(prevListenerType);

            if (listener != null) {

                listener.onTaskVanished(taskInfo);

            }

            listener = mListenerByWindowingMode.get(winMode);

            listener = mTaskListenersByType.get(listenerType);

            if (listener != null) {

                SurfaceControl leash = data.second;

                listener.onTaskAppeared(taskInfo, leash);

            }

        } else {

            final TaskListener listener = mListenerByWindowingMode.get(winMode);

            final TaskListener listener = mTaskListenersByType.get(listenerType);

            if (listener != null) {

                listener.onTaskInfoChanged(taskInfo);

            }
@@ -158,7 +182,7 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
    public void onBackPressedOnTaskRoot(RunningTaskInfo taskInfo) {

        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Task root back pressed taskId=%d",

                taskInfo.taskId);

        final TaskListener listener = mListenerByWindowingMode.get(getWindowingMode(taskInfo));

        final TaskListener listener = mTaskListenersByType.get(getTaskListenerType(taskInfo));

        if (listener != null) {

            listener.onBackPressedOnTaskRoot(taskInfo);

        }
@@ -168,15 +192,38 @@ public class ShellTaskOrganizer extends TaskOrganizer { 
    public void onTaskVanished(RunningTaskInfo taskInfo) {

        ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Task vanished taskId=%d",

                taskInfo.taskId);

        final int prevWinMode = getWindowingMode(mTasks.get(taskInfo.taskId).first);

        final @TaskListenerType int prevListenerType =

                getTaskListenerType(mTasks.get(taskInfo.taskId).first);

        mTasks.remove(taskInfo.taskId);

        final TaskListener listener = mListenerByWindowingMode.get(prevWinMode);

        final TaskListener listener = mTaskListenersByType.get(prevListenerType);

        if (listener != null) {

            listener.onTaskVanished(taskInfo);

        }

    }



    private int getWindowingMode(RunningTaskInfo taskInfo) {

    @TaskListenerType

    private static int getTaskListenerType(RunningTaskInfo runningTaskInfo) {

        // Right now it's N:1 mapping but in the future different task listerners

        // may be triggered by one windowing mode depending on task parameters.

        switch (getWindowingMode(runningTaskInfo)) {

            case WINDOWING_MODE_FULLSCREEN:

                return TASK_LISTENER_TYPE_FULLSCREEN;

            case WINDOWING_MODE_MULTI_WINDOW:

                return TASK_LISTENER_TYPE_MULTI_WINDOW;

            case WINDOWING_MODE_SPLIT_SCREEN_PRIMARY:

            case WINDOWING_MODE_SPLIT_SCREEN_SECONDARY:

                return TASK_LISTENER_TYPE_SPLIT_SCREEN;

            case WINDOWING_MODE_PINNED:

                return TASK_LISTENER_TYPE_PIP;

            case WINDOWING_MODE_FREEFORM:

            case WINDOWING_MODE_UNDEFINED:

            default:

                return TASK_LISTENER_TYPE_UNDEFINED;

        }

    }



    @WindowingMode

    private static int getWindowingMode(RunningTaskInfo taskInfo) {

        return taskInfo.configuration.windowConfiguration.getWindowingMode();

    }

}

libs/WindowManager/Shell/src/com/android/wm/shell/pip/PipTaskOrganizer.java

+2 −1
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; 
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;

import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED;



import static com.android.wm.shell.ShellTaskOrganizer.TASK_LISTENER_TYPE_PIP;

import static com.android.wm.shell.pip.PipAnimationController.ANIM_TYPE_ALPHA;

import static com.android.wm.shell.pip.PipAnimationController.ANIM_TYPE_BOUNDS;

import static com.android.wm.shell.pip.PipAnimationController.TRANSITION_DIRECTION_LEAVE_PIP;
@@ -282,7 +283,7 @@ public class PipTaskOrganizer implements ShellTaskOrganizer.TaskListener, 
        if (!PipUtils.hasSystemFeature(context)) {

            Log.w(TAG, "Device not support PIP feature");

        } else {

            mTaskOrganizer.addListener(this, WINDOWING_MODE_PINNED);

            mTaskOrganizer.addListener(this, TASK_LISTENER_TYPE_PIP);

            displayController.addDisplayWindowListener(this);

        }

    }

libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/SplitScreenTaskOrganizer.java

+5 −5
Original line number Diff line number Diff line
@@ -23,8 +23,9 @@ import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMAR 
import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY;

import static android.view.Display.DEFAULT_DISPLAY;



import static com.android.wm.shell.ShellTaskOrganizer.TASK_LISTENER_TYPE_SPLIT_SCREEN;



import android.app.ActivityManager.RunningTaskInfo;

import android.app.WindowConfiguration;

import android.graphics.Rect;

import android.os.RemoteException;

import android.util.Log;
@@ -56,17 +57,16 @@ class SplitScreenTaskOrganizer implements ShellTaskOrganizer.TaskListener { 
                    ShellTaskOrganizer shellTaskOrganizer) {

        mSplitScreenController = splitScreenController;

        mTaskOrganizer = shellTaskOrganizer;

        mTaskOrganizer.addListener(this, WINDOWING_MODE_SPLIT_SCREEN_PRIMARY,

                WINDOWING_MODE_SPLIT_SCREEN_SECONDARY);

        mTaskOrganizer.addListener(this, TASK_LISTENER_TYPE_SPLIT_SCREEN);

    }



    void init() throws RemoteException {

        synchronized (this) {

            try {

                mPrimary = mTaskOrganizer.createRootTask(Display.DEFAULT_DISPLAY,

                        WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY);

                        WINDOWING_MODE_SPLIT_SCREEN_PRIMARY);

                mSecondary = mTaskOrganizer.createRootTask(Display.DEFAULT_DISPLAY,

                        WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY);

                        WINDOWING_MODE_SPLIT_SCREEN_SECONDARY);

            } catch (Exception e) {

                // teardown to prevent callbacks

                mTaskOrganizer.removeListener(this);

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java

+10 −7
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ package com.android.wm.shell; 
import static android.app.WindowConfiguration.WINDOWING_MODE_MULTI_WINDOW;

import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED;



import static com.android.wm.shell.ShellTaskOrganizer.TASK_LISTENER_TYPE_MULTI_WINDOW;

import static com.android.wm.shell.ShellTaskOrganizer.TASK_LISTENER_TYPE_PIP;



import static org.junit.Assert.assertTrue;

import static org.junit.Assert.fail;

import static org.mockito.ArgumentMatchers.any;
@@ -102,10 +105,10 @@ public class ShellTaskOrganizerTests { 
    }



    @Test

    public void testOneListenerPerMode() {

        mOrganizer.addListener(new TrackingTaskListener(), WINDOWING_MODE_MULTI_WINDOW);

    public void testOneListenerPerType() {

        mOrganizer.addListener(new TrackingTaskListener(), TASK_LISTENER_TYPE_MULTI_WINDOW);

        try {

            mOrganizer.addListener(new TrackingTaskListener(), WINDOWING_MODE_MULTI_WINDOW);

            mOrganizer.addListener(new TrackingTaskListener(), TASK_LISTENER_TYPE_MULTI_WINDOW);

            fail("Expected exception due to already registered listener");

        } catch (Exception e) {

            // Expected failure
@@ -116,7 +119,7 @@ public class ShellTaskOrganizerTests { 
    public void testAppearedVanished() {

        RunningTaskInfo taskInfo = createTaskInfo(WINDOWING_MODE_MULTI_WINDOW);

        TrackingTaskListener listener = new TrackingTaskListener();

        mOrganizer.addListener(listener, WINDOWING_MODE_MULTI_WINDOW);

        mOrganizer.addListener(listener, TASK_LISTENER_TYPE_MULTI_WINDOW);

        mOrganizer.onTaskAppeared(taskInfo, null);

        assertTrue(listener.appeared.contains(taskInfo));
@@ -130,7 +133,7 @@ public class ShellTaskOrganizerTests { 
        mOrganizer.onTaskAppeared(taskInfo, null);



        TrackingTaskListener listener = new TrackingTaskListener();

        mOrganizer.addListener(listener, WINDOWING_MODE_MULTI_WINDOW);

        mOrganizer.addListener(listener, TASK_LISTENER_TYPE_MULTI_WINDOW);

        assertTrue(listener.appeared.contains(taskInfo));

    }
@@ -139,8 +142,8 @@ public class ShellTaskOrganizerTests { 
        RunningTaskInfo taskInfo = createTaskInfo(WINDOWING_MODE_MULTI_WINDOW);

        TrackingTaskListener mwListener = new TrackingTaskListener();

        TrackingTaskListener pipListener = new TrackingTaskListener();

        mOrganizer.addListener(mwListener, WINDOWING_MODE_MULTI_WINDOW);

        mOrganizer.addListener(pipListener, WINDOWING_MODE_PINNED);

        mOrganizer.addListener(mwListener, TASK_LISTENER_TYPE_MULTI_WINDOW);

        mOrganizer.addListener(pipListener, TASK_LISTENER_TYPE_PIP);

        mOrganizer.onTaskAppeared(taskInfo, null);

        assertTrue(mwListener.appeared.contains(taskInfo));

        assertTrue(pipListener.appeared.isEmpty());