Am command to split a stack. (2c5763ae) · Commits · e / os / android_frameworks_base

cmds/am/src/com/android/commands/am/Am.java

+67 −1

Original line number	Diff line number	Diff line
		@@ -132,6 +132,7 @@ public class Am extends BaseCommand {
		" am stack start <DISPLAY_ID> <INTENT>\n" +
		" am stack movetask <TASK_ID> <STACK_ID> [true\|false]\n" +
		" am stack resize <STACK_ID> <LEFT,TOP,RIGHT,BOTTOM>\n" +
		" am stack split <STACK_ID> <v\|h> [INTENT]\n" +
		" am stack list\n" +
		" am stack info <STACK_ID>\n" +
		" am task lock <TASK_ID>\n" +
		@@ -245,7 +246,14 @@ public class Am extends BaseCommand {
		"am stack movetask: move <TASK_ID> from its current stack to the top (true) or" +
		" bottom (false) of <STACK_ID>.\n" +
		"\n" +
		"am stack resize: change <STACK_ID> size and position to <LEFT,TOP,RIGHT,BOTTOM>.\n" +
		"am stack resize: change <STACK_ID> size and position to <LEFT,TOP,RIGHT,BOTTOM>" +
		".\n" +
		"\n" +
		"am stack split: split <STACK_ID> into 2 stacks <v>ertically or <h>orizontally" +
		" starting the new stack with [INTENT] if specified. If [INTENT] isn't" +
		" specified and the current stack has more than one task, then the top task" +
		" of the current task will be moved to the new stack. Command will also force" +
		" all current tasks in both stacks to be resizeable." +
		"\n" +
		"am stack list: list all of the activity stacks and their sizes.\n" +
		"\n" +
		@@ -1687,6 +1695,8 @@ public class Am extends BaseCommand {
		runStackList();
		} else if (op.equals("info")) {
		runStackInfo();
		} else if (op.equals("split")) {
		runStackSplit();
		} else {
		showError("Error: unknown command '" + op + "'");
		return;
		@@ -1783,6 +1793,62 @@ public class Am extends BaseCommand {
		}
		}

		private void runStackSplit() throws Exception {
		final int stackId = Integer.valueOf(nextArgRequired());
		final String splitDirection = nextArgRequired();
		Intent intent = null;
		try {
		intent = makeIntent(UserHandle.USER_CURRENT);
		} catch (IllegalArgumentException e) {
		// no intent supplied.
		}

		try {
		final StackInfo currentStackInfo = mAm.getStackInfo(stackId);
		// Calculate bounds for new and current stack.
		final Rect currentStackBounds = new Rect(currentStackInfo.bounds);
		final Rect newStackBounds = new Rect(currentStackInfo.bounds);
		if ("v".equals(splitDirection)) {
		currentStackBounds.right = newStackBounds.left = currentStackInfo.bounds.centerX();
		} else if ("h".equals(splitDirection)) {
		currentStackBounds.bottom = newStackBounds.top = currentStackInfo.bounds.centerY();
		} else {
		showError("Error: unknown split direction '" + splitDirection + "'");
		return;
		}

		// Create new stack
		IActivityContainer container = mAm.createStackOnDisplay(currentStackInfo.displayId);
		if (container == null) {
		showError("Error: Unable to create new stack...");
		}

		final StackInfo newStackInfo = mAm.getStackInfo(container.getStackId());

		if (intent != null) {
		container.startActivity(intent);
		} else if (currentStackInfo.taskIds != null && currentStackInfo.taskIds.length > 1) {
		// Move top task over to new stack
		mAm.moveTaskToStack(currentStackInfo.taskIds[currentStackInfo.taskIds.length - 1],
		newStackInfo.stackId, true);
		}

		// Make all tasks in the stacks resizeable.
		for (int taskId : currentStackInfo.taskIds) {
		mAm.setTaskResizeable(taskId, true);
		}

		for (int taskId : newStackInfo.taskIds) {
		mAm.setTaskResizeable(taskId, true);
		}

		// Resize stacks
		mAm.resizeStack(currentStackInfo.stackId, currentStackBounds);
		mAm.resizeStack(newStackInfo.stackId, newStackBounds);
		} catch (RemoteException e) {
		}
		}

		private void runTask() throws Exception {
		String op = nextArgRequired();
		if (op.equals("lock")) {

services/core/java/com/android/server/am/ActivityManagerService.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -7882,7 +7882,11 @@ public final class ActivityManagerService extends ActivityManagerNative
		Slog.w(TAG, "setTaskResizeable: taskId=" + taskId + " not found");
		return;
		}
		if (task.mResizeable != resizeable) {
		task.mResizeable = resizeable;
		mStackSupervisor.ensureActivitiesVisibleLocked(null, 0);
		mStackSupervisor.resumeTopActivitiesLocked();
		}
		}
		}