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-rw-r--r--core/java/android/app/ActivityManager.java67
-rw-r--r--core/java/android/app/ActivityManagerNative.java12
-rw-r--r--core/java/android/app/IActivityManager.java4
-rw-r--r--core/java/android/app/IThumbnailRetriever.aidl24
4 files changed, 97 insertions, 10 deletions
diff --git a/core/java/android/app/ActivityManager.java b/core/java/android/app/ActivityManager.java
index 45d49b1..1b4ef0d 100644
--- a/core/java/android/app/ActivityManager.java
+++ b/core/java/android/app/ActivityManager.java
@@ -38,6 +38,7 @@ import android.util.Log;
import com.android.internal.app.IUsageStats;
import com.android.internal.os.PkgUsageStats;
+import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@@ -395,9 +396,71 @@ public class ActivityManager {
}
/** @hide */
- public Bitmap getTaskThumbnail(int id) throws SecurityException {
+ public static class TaskThumbnails implements Parcelable {
+ public Bitmap mainThumbnail;
+
+ public int numSubThumbbails;
+
+ /** @hide */
+ public IThumbnailRetriever retriever;
+
+ /** @hide Magic for ActivityManagerService. Not marshalled */
+ public ArrayList<Bitmap> otherThumbnails;
+
+ public TaskThumbnails() {
+ }
+
+ public Bitmap getSubThumbnail(int index) {
+ try {
+ return retriever.getThumbnail(index);
+ } catch (RemoteException e) {
+ return null;
+ }
+ }
+
+ public int describeContents() {
+ return 0;
+ }
+
+ public void writeToParcel(Parcel dest, int flags) {
+ if (mainThumbnail != null) {
+ dest.writeInt(1);
+ mainThumbnail.writeToParcel(dest, 0);
+ } else {
+ dest.writeInt(0);
+ }
+ dest.writeInt(numSubThumbbails);
+ dest.writeStrongInterface(retriever);
+ }
+
+ public void readFromParcel(Parcel source) {
+ if (source.readInt() != 0) {
+ mainThumbnail = Bitmap.CREATOR.createFromParcel(source);
+ } else {
+ mainThumbnail = null;
+ }
+ numSubThumbbails = source.readInt();
+ retriever = IThumbnailRetriever.Stub.asInterface(source.readStrongBinder());
+ }
+
+ public static final Creator<TaskThumbnails> CREATOR = new Creator<TaskThumbnails>() {
+ public TaskThumbnails createFromParcel(Parcel source) {
+ return new TaskThumbnails(source);
+ }
+ public TaskThumbnails[] newArray(int size) {
+ return new TaskThumbnails[size];
+ }
+ };
+
+ private TaskThumbnails(Parcel source) {
+ readFromParcel(source);
+ }
+ }
+
+ /** @hide */
+ public TaskThumbnails getTaskThumbnails(int id) throws SecurityException {
try {
- return ActivityManagerNative.getDefault().getTaskThumbnail(id);
+ return ActivityManagerNative.getDefault().getTaskThumbnails(id);
} catch (RemoteException e) {
// System dead, we will be dead too soon!
return null;
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index a37b67f..5fbc70f 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -441,10 +441,10 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM
return true;
}
- case GET_TASK_THUMBNAIL_TRANSACTION: {
+ case GET_TASK_THUMBNAILS_TRANSACTION: {
data.enforceInterface(IActivityManager.descriptor);
int id = data.readInt();
- Bitmap bm = getTaskThumbnail(id);
+ ActivityManager.TaskThumbnails bm = getTaskThumbnails(id);
reply.writeNoException();
if (bm != null) {
reply.writeInt(1);
@@ -1830,16 +1830,16 @@ class ActivityManagerProxy implements IActivityManager
reply.recycle();
return list;
}
- public Bitmap getTaskThumbnail(int id) throws RemoteException {
+ public ActivityManager.TaskThumbnails getTaskThumbnails(int id) throws RemoteException {
Parcel data = Parcel.obtain();
Parcel reply = Parcel.obtain();
data.writeInterfaceToken(IActivityManager.descriptor);
data.writeInt(id);
- mRemote.transact(GET_TASK_THUMBNAIL_TRANSACTION, data, reply, 0);
+ mRemote.transact(GET_TASK_THUMBNAILS_TRANSACTION, data, reply, 0);
reply.readException();
- Bitmap bm = null;
+ ActivityManager.TaskThumbnails bm = null;
if (reply.readInt() != 0) {
- bm = Bitmap.CREATOR.createFromParcel(reply);
+ bm = ActivityManager.TaskThumbnails.CREATOR.createFromParcel(reply);
}
data.recycle();
reply.recycle();
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index 61e6fc8..cd26a62 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -133,7 +133,7 @@ public interface IActivityManager extends IInterface {
IThumbnailReceiver receiver) throws RemoteException;
public List<ActivityManager.RecentTaskInfo> getRecentTasks(int maxNum,
int flags) throws RemoteException;
- public Bitmap getTaskThumbnail(int taskId) throws RemoteException;
+ public ActivityManager.TaskThumbnails getTaskThumbnails(int taskId) throws RemoteException;
public List getServices(int maxNum, int flags) throws RemoteException;
public List<ActivityManager.ProcessErrorStateInfo> getProcessesInErrorState()
throws RemoteException;
@@ -515,7 +515,7 @@ public interface IActivityManager extends IInterface {
int FORCE_STOP_PACKAGE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+78;
int KILL_PIDS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+79;
int GET_SERVICES_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+80;
- int GET_TASK_THUMBNAIL_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+81;
+ int GET_TASK_THUMBNAILS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+81;
int GET_RUNNING_APP_PROCESSES_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+82;
int GET_DEVICE_CONFIGURATION_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+83;
int PEEK_SERVICE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+84;
diff --git a/core/java/android/app/IThumbnailRetriever.aidl b/core/java/android/app/IThumbnailRetriever.aidl
new file mode 100644
index 0000000..2a6737d
--- /dev/null
+++ b/core/java/android/app/IThumbnailRetriever.aidl
@@ -0,0 +1,24 @@
+/* Copyright 2011, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+** http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+package android.app;
+
+import android.graphics.Bitmap;
+
+/**
+ * System private API for retrieving thumbnails
+ */
+interface IThumbnailRetriever {
+ Bitmap getThumbnail(int index);
+}
generated by cgit v1.1 at 2024-10-30 11:12:54 +0000