Merge "Add support to move task to another display" into udc-dev am: 3ad0e9fc5f (81252d03) · Commits · e / os / android_frameworks_base

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

+11 −0

Original line number	Diff line number	Diff line
		@@ -180,6 +180,17 @@ public class RootTaskDisplayAreaOrganizer extends DisplayAreaOrganizer {
		applyConfigChangesToContext(displayAreaInfo);
		}

		/**
		* Returns the list of display ids that are tracked by a {@link DisplayAreaInfo}
		*/
		public int[] getDisplayIds() {
		int[] displayIds = new int[mDisplayAreasInfo.size()];
		for (int i = 0; i < mDisplayAreasInfo.size(); i++) {
		displayIds[i] = mDisplayAreasInfo.keyAt(i);
		}
		return displayIds;
		}

		/**
		* Returns the {@link DisplayAreaInfo} of the {@link DisplayAreaInfo#displayId}.
		*/

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopModeStatus.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -48,6 +48,12 @@ public class DesktopModeStatus {
		private static final boolean IS_VEILED_RESIZE_ENABLED = SystemProperties.getBoolean(
		"persist.wm.debug.desktop_veiled_resizing", true);

		/**
		* Flag to indicate is moving task to another display is enabled.
		*/
		public static final boolean IS_DISPLAY_CHANGE_ENABLED = SystemProperties.getBoolean(
		"persist.wm.debug.desktop_change_display", false);

		/**
		* Return {@code true} if desktop mode support is enabled
		*/

libs/WindowManager/Shell/src/com/android/wm/shell/desktopmode/DesktopTasksController.kt

+63 −0

Original line number	Diff line number	Diff line
		@@ -234,6 +234,69 @@ class DesktopTasksController(
		}
		}

		/**
		* Move task to the next display.
		*
		* Queries all current known display ids and sorts them in ascending order. Then iterates
		* through the list and looks for the display id that is larger than the display id for
		* the passed in task. If a display with a higher id is not found, iterates through the list and
		* finds the first display id that is not the display id for the passed in task.
		*
		* If a display matching the above criteria is found, re-parents the task to that display.
		* No-op if no such display is found.
		*/
		fun moveToNextDisplay(taskId: Int) {
		val task = shellTaskOrganizer.getRunningTaskInfo(taskId)
		if (task == null) {
		ProtoLog.w(WM_SHELL_DESKTOP_MODE, "moveToNextDisplay: taskId=%d not found", taskId)
		return
		}
		ProtoLog.v(WM_SHELL_DESKTOP_MODE, "moveToNextDisplay: taskId=%d taskDisplayId=%d",
		taskId, task.displayId)

		val displayIds = rootTaskDisplayAreaOrganizer.displayIds.sorted()
		// Get the first display id that is higher than current task display id
		var newDisplayId = displayIds.firstOrNull { displayId -> displayId > task.displayId }
		if (newDisplayId == null) {
		// No display with a higher id, get the first display id that is not the task display id
		newDisplayId = displayIds.firstOrNull { displayId -> displayId < task.displayId }
		}
		if (newDisplayId == null) {
		ProtoLog.w(WM_SHELL_DESKTOP_MODE, "moveToNextDisplay: next display not found")
		return
		}
		moveToDisplay(task, newDisplayId)
		}

		/**
		* Move [task] to display with [displayId].
		*
		* No-op if task is already on that display per [RunningTaskInfo.displayId].
		*/
		private fun moveToDisplay(task: RunningTaskInfo, displayId: Int) {
		ProtoLog.v(WM_SHELL_DESKTOP_MODE, "moveToDisplay: taskId=%d displayId=%d",
		task.taskId, displayId)

		if (task.displayId == displayId) {
		ProtoLog.d(WM_SHELL_DESKTOP_MODE, "moveToDisplay: task already on display")
		return
		}

		val displayAreaInfo = rootTaskDisplayAreaOrganizer.getDisplayAreaInfo(displayId)
		if (displayAreaInfo == null) {
		ProtoLog.w(WM_SHELL_DESKTOP_MODE, "moveToDisplay: display not found")
		return
		}

		val wct = WindowContainerTransaction()
		wct.reparent(task.token, displayAreaInfo.token, true /* onTop */)
		if (Transitions.ENABLE_SHELL_TRANSITIONS) {
		transitions.startTransition(TRANSIT_CHANGE, wct, null /* handler */)
		} else {
		shellTaskOrganizer.applyTransaction(wct)
		}
		}

		/**
		* Get windowing move for a given `taskId`
		*

libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/DesktopModeWindowDecorViewModel.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -326,6 +326,13 @@ public class DesktopModeWindowDecorViewModel implements WindowDecorViewModel {
		decoration.closeHandleMenu();
		} else if (id == R.id.collapse_menu_button) {
		decoration.closeHandleMenu();
		} else if (id == R.id.select_button) {
		if (DesktopModeStatus.IS_DISPLAY_CHANGE_ENABLED) {
		// TODO(b/278084491): dev option to enable display switching
		// remove when select is implemented
		mDesktopTasksController.ifPresent(c -> c.moveToNextDisplay(mTaskId));
		decoration.closeHandleMenu();
		}
		}
		}

libs/WindowManager/Shell/src/com/android/wm/shell/windowdecor/HandleMenu.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -187,6 +187,8 @@ class HandleMenu {
		final View moreActionsPillView = mMoreActionsPill.mWindowViewHost.getView();
		final Button closeBtn = moreActionsPillView.findViewById(R.id.close_button);
		closeBtn.setOnClickListener(mOnClickListener);
		final Button selectBtn = moreActionsPillView.findViewById(R.id.select_button);
		selectBtn.setOnClickListener(mOnClickListener);
		}

		/**