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Commit 2b031a7d authored by Bartosz Chominski's avatar Bartosz Chominski
Browse files

Add API to check whether app may use the window repositioning APIs 

Bug: 400407139
Bug: 407620668
API-Coverage-Bug: 421108103
Flag: com.android.window.flags.enable_window_repositioning_api
Test: ATMSTests, DCTests, RWCTests
Change-Id: I5170559a35332bcafbd4cc127bcc217784030577
parent 0b8b4e1d

core/api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -4822,6 +4822,7 @@ package android.app { 
    method public boolean isLowRamDevice();

    method @Deprecated public static boolean isRunningInTestHarness();

    method public static boolean isRunningInUserTestHarness();

    method @FlaggedApi("com.android.window.flags.enable_window_repositioning_api") public boolean isTaskMoveAllowedOnDisplay(int);

    method public static boolean isUserAMonkey();

    method @RequiresPermission(android.Manifest.permission.KILL_BACKGROUND_PROCESSES) public void killBackgroundProcesses(String);

    method @RequiresPermission(android.Manifest.permission.REORDER_TASKS) public void moveTaskToFront(int, int);

core/java/android/app/ActivityManager.java

+24 −0
Original line number Diff line number Diff line
@@ -3184,6 +3184,30 @@ public class ActivityManager { 
        return false;

    }



    /**

     * Checks if a task opened on the display with the given ID can be repositioned on screen using

     * the {@link android.app.ActivityManager.AppTask#moveTaskTo} method.

     * <p>

     * This method does not guarantee that a subsequent call to reposition a task on the given

     * display will succeed. Instead, it indicates whether the given display's windowing mode

     * configuration allows for handling repositioning requests.

     * <p>

     * Apps without the {@link android.Manifest.permission#REPOSITION_SELF_WINDOWS} permission are

     * not allowed to move tasks and this method will always return {@code false} for such apps.

     *

     * @param displayId Target display ID

     * @return Whether the windowing mode active on display with given ID allows task repositioning

     */

    @FlaggedApi(com.android.window.flags.Flags.FLAG_ENABLE_WINDOW_REPOSITIONING_API)

    @SuppressLint("RequiresPermission")

    public boolean isTaskMoveAllowedOnDisplay(int displayId) {

        try {

            return getTaskService().isTaskMoveAllowedOnDisplay(displayId);

        } catch (RemoteException e) {

            throw e.rethrowFromSystemServer();

        }

    }



    /**

     * Information you can retrieve about a particular Service that is

     * currently running in the system.

core/java/android/app/IActivityTaskManager.aidl

+1 −0
Original line number Diff line number Diff line
@@ -138,6 +138,7 @@ interface IActivityTaskManager { 


    boolean isActivityStartAllowedOnDisplay(int displayId, in Intent intent, in String resolvedType,

            int userId);

    boolean isTaskMoveAllowedOnDisplay(int displayId);



    void unhandledBack();

core/java/android/window/WindowContainerTransaction.java

+3 −0
Original line number Diff line number Diff line
@@ -548,6 +548,9 @@ public final class WindowContainerTransaction implements Parcelable { 
     *

     * <p>Initially after each boot-up no window containers can contain self-movable tasks.

     *

     * <p>The container must be either a TaskDisplayArea or a root Task for this setting to have

     * effect.

     *

     * @param container The window container whose ability to contain self-movable tasks is set on.

     * @param isTaskMoveAllowed {@code true} to allow containing self-movable tasks, {@code

     *     false} otherwise.

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

+19 −0
Original line number Diff line number Diff line
@@ -1947,6 +1947,25 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub { 
        return mAmInternal.getActivityInfoForUser(aInfo, userId);

    }



    /**

     * Checks if a task opened on the display with the given ID can be repositioned on screen using

     * the {@link android.app.ActivityManager.AppTask#moveTaskTo} method.

     * <p>

     * This method does not guarantee that a subsequent call to reposition a task on the given

     * display will succeed. Instead, it indicates whether the given display's windowing mode

     * configuration allows for handling repositioning requests.

     *

     * @param displayId Target display ID

     * @return Whether the windowing mode active on display with given ID allows task repositioning

     */

    public boolean isTaskMoveAllowedOnDisplay(int displayId) {

        if (checkCallingPermission(Manifest.permission.REPOSITION_SELF_WINDOWS)

                != PackageManager.PERMISSION_GRANTED) {

            return false;

        }

        return mRootWindowContainer.isTaskMoveAllowedOnDisplay(displayId);

    }



    @Override

    public IActivityClientController getActivityClientController() {

        return mActivityClientController;