am 09ad0832: Merge "Switch to showing top-most thumbnail of recent apps." into jb-mr1-dev (9b4d528d) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManager.java

+11 −1

Original line number	Diff line number	Diff line
		@@ -865,6 +865,16 @@ public class ActivityManager {
		}
		}

		/** @hide */
		public Bitmap getTaskTopThumbnail(int id) throws SecurityException {
		try {
		return ActivityManagerNative.getDefault().getTaskTopThumbnail(id);
		} catch (RemoteException e) {
		// System dead, we will be dead too soon!
		return null;
		}
		}

		/**
		* Flag for {@link #moveTaskToFront(int, int)}: also move the "home"
		* activity along with the task, so it is positioned immediately behind

+31 −2

Original line number	Diff line number	Diff line
		@@ -513,6 +513,20 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM
		return true;
		}

		case GET_TASK_TOP_THUMBNAIL_TRANSACTION: {
		data.enforceInterface(IActivityManager.descriptor);
		int id = data.readInt();
		Bitmap bm = getTaskTopThumbnail(id);
		reply.writeNoException();
		if (bm != null) {
		reply.writeInt(1);
		bm.writeToParcel(reply, 0);
		} else {
		reply.writeInt(0);
		}
		return true;
		}

		case GET_SERVICES_TRANSACTION: {
		data.enforceInterface(IActivityManager.descriptor);
		int maxNum = data.readInt();
		@@ -2307,6 +2321,21 @@ class ActivityManagerProxy implements IActivityManager
		reply.recycle();
		return bm;
		}
		public Bitmap getTaskTopThumbnail(int id) throws RemoteException {
		Parcel data = Parcel.obtain();
		Parcel reply = Parcel.obtain();
		data.writeInterfaceToken(IActivityManager.descriptor);
		data.writeInt(id);
		mRemote.transact(GET_TASK_TOP_THUMBNAIL_TRANSACTION, data, reply, 0);
		reply.readException();
		Bitmap bm = null;
		if (reply.readInt() != 0) {
		bm = Bitmap.CREATOR.createFromParcel(reply);
		}
		data.recycle();
		reply.recycle();
		return bm;
		}
		public List getServices(int maxNum, int flags) throws RemoteException {
		Parcel data = Parcel.obtain();
		Parcel reply = Parcel.obtain();

+2 −1

Original line number	Diff line number	Diff line
		@@ -104,6 +104,7 @@ public interface IActivityManager extends IInterface {
		public List<ActivityManager.RecentTaskInfo> getRecentTasks(int maxNum,
		int flags, int userId) throws RemoteException;
		public ActivityManager.TaskThumbnails getTaskThumbnails(int taskId) throws RemoteException;
		public Bitmap getTaskTopThumbnail(int taskId) throws RemoteException;
		public List getServices(int maxNum, int flags) throws RemoteException;
		public List<ActivityManager.ProcessErrorStateInfo> getProcessesInErrorState()
		throws RemoteException;
		@@ -548,7 +549,7 @@ public interface IActivityManager extends IInterface {
		int UNBIND_BACKUP_AGENT_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+91;
		int GET_UID_FOR_INTENT_SENDER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+92;
		int HANDLE_INCOMING_USER_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+93;

		int GET_TASK_TOP_THUMBNAIL_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+94;
		int KILL_APPLICATION_WITH_APPID_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+95;
		int CLOSE_SYSTEM_DIALOGS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+96;
		int GET_PROCESS_MEMORY_INFO_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+97;

+4 −4

Original line number	Diff line number	Diff line
		@@ -193,14 +193,14 @@ public class RecentTasksLoader implements View.OnTouchListener {
		final ActivityManager am = (ActivityManager)
		mContext.getSystemService(Context.ACTIVITY_SERVICE);
		final PackageManager pm = mContext.getPackageManager();
		ActivityManager.TaskThumbnails thumbs = am.getTaskThumbnails(td.persistentTaskId);
		Bitmap thumbnail = am.getTaskTopThumbnail(td.persistentTaskId);
		Drawable icon = getFullResIcon(td.resolveInfo, pm);

		if (DEBUG) Log.v(TAG, "Loaded bitmap for task "
		+ td + ": " + thumbs.mainThumbnail);
		+ td + ": " + thumbnail);
		synchronized (td) {
		if (thumbs != null && thumbs.mainThumbnail != null) {
		td.setThumbnail(thumbs.mainThumbnail);
		if (thumbnail != null) {
		td.setThumbnail(thumbnail);
		} else {
		td.setThumbnail(mDefaultThumbnailBackground);
		}

+13 −0

Original line number	Diff line number	Diff line
		@@ -168,6 +168,7 @@ public final class ActivityManagerService extends ActivityManagerNative
		static final boolean localLOGV = DEBUG;
		static final boolean DEBUG_SWITCH = localLOGV \|\| false;
		static final boolean DEBUG_TASKS = localLOGV \|\| false;
		static final boolean DEBUG_THUMBNAILS = localLOGV \|\| false;
		static final boolean DEBUG_PAUSE = localLOGV \|\| false;
		static final boolean DEBUG_OOM_ADJ = localLOGV \|\| false;
		static final boolean DEBUG_TRANSITION = localLOGV \|\| false;
		@@ -5849,6 +5850,18 @@ public final class ActivityManagerService extends ActivityManagerNative
		return null;
		}

		public Bitmap getTaskTopThumbnail(int id) {
		synchronized (this) {
		enforceCallingPermission(android.Manifest.permission.READ_FRAME_BUFFER,
		"getTaskTopThumbnail()");
		TaskRecord tr = taskForIdLocked(id);
		if (tr != null) {
		return mMainStack.getTaskTopThumbnailLocked(tr);
		}
		}
		return null;
		}

		public boolean removeSubTask(int taskId, int subTaskIndex) {
		synchronized (this) {
		enforceCallingPermission(android.Manifest.permission.REMOVE_TASKS,