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Commit b0d73832 authored by Vinit Nayak's avatar Vinit Nayak Committed by Automerger Merge Worker
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Merge "Add new callback for when activity rotates" into rvc-dev am: 38dbc979 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11396809

Change-Id: I16d2689f35a21899955b9913e34c373d2a2954b6
parents 2af5cb6b 38dbc979

core/java/android/app/ITaskStackListener.aidl

+10 −0
Original line number Diff line number Diff line
@@ -216,4 +216,14 @@ oneway interface ITaskStackListener { 
     *                             in {@link android.content.pm.ActivityInfo}.

     */

     void onTaskRequestedOrientationChanged(int taskId, int requestedOrientation);



    /**

     * Called when a rotation is about to start on the foreground activity.

     * This applies for:

     *   * free sensor rotation

     *   * forced rotation

     *   * rotation settings set through adb command line

     *   * rotation that occurs when rotation tile is toggled in quick settings

     */

     void onActivityRotation();

}

core/java/android/app/TaskStackListener.java

+4 −0
Original line number Diff line number Diff line
@@ -199,4 +199,8 @@ public abstract class TaskStackListener extends ITaskStackListener.Stub { 
    @Override

    public void onTaskRequestedOrientationChanged(int taskId, int requestedOrientation) {

    }



    @Override

    public void onActivityRotation() {

    }

}

packages/SystemUI/shared/src/com/android/systemui/shared/system/TaskStackChangeListener.java

+3 −0
Original line number Diff line number Diff line
@@ -114,4 +114,7 @@ public abstract class TaskStackChangeListener { 


    /** @see ITaskStackListener#onRecentTaskListFrozenChanged(boolean) */

    public void onRecentTaskListFrozenChanged(boolean frozen) { }



    /** @see ITaskStackListener#onActivityRotation()*/

    public void onActivityRotation() { }

}

packages/SystemUI/shared/src/com/android/systemui/shared/system/TaskStackChangeListeners.java

+12 −0
Original line number Diff line number Diff line
@@ -237,6 +237,11 @@ public class TaskStackChangeListeners extends TaskStackListener { 
        mHandler.obtainMessage(H.ON_TASK_DESCRIPTION_CHANGED, taskInfo).sendToTarget();

    }



    @Override

    public void onActivityRotation() {

        mHandler.obtainMessage(H.ON_ACTIVITY_ROTATION).sendToTarget();

    }



    private final class H extends Handler {

        private static final int ON_TASK_STACK_CHANGED = 1;

        private static final int ON_TASK_SNAPSHOT_CHANGED = 2;
@@ -260,6 +265,7 @@ public class TaskStackChangeListeners extends TaskStackListener { 
        private static final int ON_SINGLE_TASK_DISPLAY_EMPTY = 22;

        private static final int ON_TASK_LIST_FROZEN_UNFROZEN = 23;

        private static final int ON_TASK_DESCRIPTION_CHANGED = 24;

        private static final int ON_ACTIVITY_ROTATION = 25;





        public H(Looper looper) {
@@ -427,6 +433,12 @@ public class TaskStackChangeListeners extends TaskStackListener { 
                        }

                        break;

                    }

                    case ON_ACTIVITY_ROTATION: {

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

                            mTaskStackListeners.get(i).onActivityRotation();

                        }

                        break;

                    }

                }

            }

            if (msg.obj instanceof SomeArgs) {

services/core/java/com/android/server/wm/TaskChangeNotificationController.java

+15 −0
Original line number Diff line number Diff line
@@ -61,6 +61,7 @@ class TaskChangeNotificationController { 
    private static final int NOTIFY_TASK_LIST_FROZEN_UNFROZEN_MSG = 26;

    private static final int NOTIFY_TASK_FOCUS_CHANGED_MSG = 27;

    private static final int NOTIFY_TASK_REQUESTED_ORIENTATION_CHANGED_MSG = 28;

    private static final int NOTIFY_ACTIVITY_ROTATED_MSG = 29;



    // Delay in notifying task stack change listeners (in millis)

    private static final int NOTIFY_TASK_STACK_CHANGE_LISTENERS_DELAY = 100;
@@ -183,6 +184,10 @@ class TaskChangeNotificationController { 
        l.onTaskRequestedOrientationChanged(m.arg1, m.arg2);

    };



    private final TaskStackConsumer mNotifyOnActivityRotation = (l, m) -> {

        l.onActivityRotation();

    };



    @FunctionalInterface

    public interface TaskStackConsumer {

        void accept(ITaskStackListener t, Message m) throws RemoteException;
@@ -277,6 +282,9 @@ class TaskChangeNotificationController { 
                case NOTIFY_TASK_REQUESTED_ORIENTATION_CHANGED_MSG:

                    forAllRemoteListeners(mNotifyTaskRequestedOrientationChanged, msg);

                    break;

                case NOTIFY_ACTIVITY_ROTATED_MSG:

                    forAllRemoteListeners(mNotifyOnActivityRotation, msg);

                    break;

            }

            if (msg.obj instanceof SomeArgs) {

                ((SomeArgs) msg.obj).recycle();
@@ -574,4 +582,11 @@ class TaskChangeNotificationController { 
        forAllLocalListeners(mNotifyTaskRequestedOrientationChanged, msg);

        msg.sendToTarget();

    }



    /** @see android.app.ITaskStackListener#onActivityRotation() */

    void notifyOnActivityRotation() {

        final Message msg = mHandler.obtainMessage(NOTIFY_ACTIVITY_ROTATED_MSG);

        forAllLocalListeners(mNotifyOnActivityRotation, msg);

        msg.sendToTarget();

    }

}