Clean up activities and displays when done (95da1087) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManagerNative.java

+21 −0

Original line number	Diff line number	Diff line
		@@ -2036,6 +2036,15 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM
		return true;
		}

		case DELETE_ACTIVITY_CONTAINER_TRANSACTION: {
		data.enforceInterface(IActivityManager.descriptor);
		IActivityContainer activityContainer =
		IActivityContainer.Stub.asInterface(data.readStrongBinder());
		deleteActivityContainer(activityContainer);
		reply.writeNoException();
		return true;
		}

		case GET_ACTIVITY_CONTAINER_TRANSACTION: {
		data.enforceInterface(IActivityManager.descriptor);
		IBinder activityToken = data.readStrongBinder();
		@@ -4692,6 +4701,18 @@ class ActivityManagerProxy implements IActivityManager
		return res;
		}

		public void deleteActivityContainer(IActivityContainer activityContainer)
		throws RemoteException {
		Parcel data = Parcel.obtain();
		Parcel reply = Parcel.obtain();
		data.writeInterfaceToken(IActivityManager.descriptor);
		data.writeStrongBinder(activityContainer.asBinder());
		mRemote.transact(DELETE_ACTIVITY_CONTAINER_TRANSACTION, data, reply, 0);
		reply.readException();
		data.recycle();
		reply.recycle();
		}

		public IActivityContainer getEnclosingActivityContainer(IBinder activityToken)
		throws RemoteException {
		Parcel data = Parcel.obtain();

core/java/android/app/ActivityView.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -37,6 +37,7 @@ import android.view.View;
		import android.view.ViewGroup;
		import android.view.WindowManager;

		/** @hide */
		public class ActivityView extends ViewGroup {
		private final String TAG = "ActivityView";
		private final boolean DEBUG = false;
		@@ -107,6 +108,10 @@ public class ActivityView extends ViewGroup {
		super.onDetachedFromWindow();
		if (mActivityContainer != null) {
		detach();
		try {
		ActivityManagerNative.getDefault().deleteActivityContainer(mActivityContainer);
		} catch (RemoteException e) {
		}
		mActivityContainer = null;
		}
		}
		@@ -122,7 +127,6 @@ public class ActivityView extends ViewGroup {
		case View.INVISIBLE:
		break;
		case View.GONE:
		detach();
		break;
		}
		}

core/java/android/app/IActivityManager.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -407,9 +407,13 @@ public interface IActivityManager extends IInterface {

		public void performIdleMaintenance() throws RemoteException;

		/** @hide */
		public IActivityContainer createActivityContainer(IBinder parentActivityToken,
		IActivityContainerCallback callback) throws RemoteException;

		/** @hide */
		public void deleteActivityContainer(IActivityContainer container) throws RemoteException;

		public IActivityContainer getEnclosingActivityContainer(IBinder activityToken)
		throws RemoteException;

		@@ -703,4 +707,5 @@ public interface IActivityManager extends IInterface {
		int APP_NOT_RESPONDING_VIA_PROVIDER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+182;
		int GET_HOME_ACTIVITY_TOKEN_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+183;
		int GET_ACTIVITY_CONTAINER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+184;
		int DELETE_ACTIVITY_CONTAINER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+185;
		}

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

+9 −0

Original line number	Diff line number	Diff line
		@@ -7081,6 +7081,15 @@ public final class ActivityManagerService extends ActivityManagerNative
		}
		}

		@Override
		public void deleteActivityContainer(IActivityContainer container) throws RemoteException {
		enforceCallingPermission(android.Manifest.permission.MANAGE_ACTIVITY_STACKS,
		"deleteActivityContainer()");
		synchronized (this) {
		mStackSupervisor.deleteActivityContainer(container);
		}
		}

		@Override
		public IActivityContainer getEnclosingActivityContainer(IBinder activityToken)
		throws RemoteException {

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

+17 −1

Original line number	Diff line number	Diff line
		@@ -2179,13 +2179,28 @@ public final class ActivityStackSupervisor implements DisplayListener {
		ActivityRecord top = stack.topRunningNonDelayedActivityLocked(null);
		if (top != null) {
		// TODO: Make sure the next activity doesn't start up when top is destroyed.
		stack.destroyActivityLocked(top, true, true, "stack removal");
		stack.destroyActivityLocked(top, true, true, "stack parent destroyed");
		}
		mActivityContainers.removeAt(ndx);
		container.detachLocked();
		}
		}

		void deleteActivityContainer(IActivityContainer container) {
		ActivityContainer activityContainer = (ActivityContainer)container;
		if (activityContainer != null) {
		activityContainer.mStack.destroyActivitiesLocked(null, true,
		"deleteActivityContainer");
		final ActivityRecord parent = activityContainer.mParentActivity;
		if (parent != null) {
		parent.mChildContainers.remove(activityContainer);
		}
		final int stackId = activityContainer.mStackId;
		mActivityContainers.remove(stackId);
		mWindowManager.removeStack(stackId);
		}
		}

		private int createStackOnDisplay(ActivityRecord parentActivity, int stackId, int displayId) {
		ActivityDisplay activityDisplay = mActivityDisplays.get(displayId);
		if (activityDisplay == null) {
		@@ -2556,6 +2571,7 @@ public final class ActivityStackSupervisor implements DisplayListener {
		pw.print(prefix); pw.println("mSleepTimeout=" + mSleepTimeout);
		pw.print(prefix); pw.println("mCurTaskId=" + mCurTaskId);
		pw.print(prefix); pw.println("mUserStackInFront=" + mUserStackInFront);
		pw.print(prefix); pw.println("mActivityContainers=" + mActivityContainers);
		}

		ArrayList<ActivityRecord> getDumpActivitiesLocked(String name) {