diff --git a/core/java/android/service/dreams/DreamService.java b/core/java/android/service/dreams/DreamService.java
index 6a4710f9475a5..47b5f003ed6c0 100644
--- a/core/java/android/service/dreams/DreamService.java
+++ b/core/java/android/service/dreams/DreamService.java
@@ -1300,9 +1300,10 @@ public class DreamService extends Service implements Window.Callback {
* Must run on mHandler.
*
* @param dreamToken Token for this dream service.
- * @param started A callback that will be invoked once onDreamingStarted has completed.
+ * @param started A callback that will be invoked once onDreamingStarted has completed.
*/
- private void attach(IBinder dreamToken, boolean canDoze, IRemoteCallback started) {
+ private void attach(IBinder dreamToken, boolean canDoze, boolean isPreviewMode,
+ IRemoteCallback started) {
if (mDreamToken != null) {
Slog.e(mTag, "attach() called when dream with token=" + mDreamToken
+ " already attached");
@@ -1350,7 +1351,8 @@ public class DreamService extends Service implements Window.Callback {
i.putExtra(DreamActivity.EXTRA_CALLBACK, new DreamActivityCallbacks(mDreamToken));
final ServiceInfo serviceInfo = fetchServiceInfo(this,
new ComponentName(this, getClass()));
- i.putExtra(DreamActivity.EXTRA_DREAM_TITLE, fetchDreamLabel(this, serviceInfo));
+ i.putExtra(DreamActivity.EXTRA_DREAM_TITLE,
+ fetchDreamLabel(this, serviceInfo, isPreviewMode));
try {
if (!ActivityTaskManager.getService().startDreamActivity(i)) {
@@ -1466,10 +1468,18 @@ public class DreamService extends Service implements Window.Callback {
@Nullable
private static CharSequence fetchDreamLabel(Context context,
- @Nullable ServiceInfo serviceInfo) {
- if (serviceInfo == null) return null;
+ @Nullable ServiceInfo serviceInfo,
+ boolean isPreviewMode) {
+ if (serviceInfo == null) {
+ return null;
+ }
final PackageManager pm = context.getPackageManager();
- return serviceInfo.loadLabel(pm);
+ final CharSequence dreamLabel = serviceInfo.loadLabel(pm);
+ if (!isPreviewMode || dreamLabel == null) {
+ return dreamLabel;
+ }
+ // When in preview mode, return a special label indicating the dream is in preview.
+ return context.getResources().getString(R.string.dream_preview_title, dreamLabel);
}
@Nullable
@@ -1525,8 +1535,9 @@ public class DreamService extends Service implements Window.Callback {
final class DreamServiceWrapper extends IDreamService.Stub {
@Override
public void attach(final IBinder dreamToken, final boolean canDoze,
- IRemoteCallback started) {
- mHandler.post(() -> DreamService.this.attach(dreamToken, canDoze, started));
+ final boolean isPreviewMode, IRemoteCallback started) {
+ mHandler.post(
+ () -> DreamService.this.attach(dreamToken, canDoze, isPreviewMode, started));
}
@Override
diff --git a/core/java/android/service/dreams/IDreamService.aidl b/core/java/android/service/dreams/IDreamService.aidl
index ce04354989179..8b5d8754647c2 100644
--- a/core/java/android/service/dreams/IDreamService.aidl
+++ b/core/java/android/service/dreams/IDreamService.aidl
@@ -22,7 +22,7 @@ import android.os.IRemoteCallback;
* @hide
*/
oneway interface IDreamService {
- void attach(IBinder windowToken, boolean canDoze, IRemoteCallback started);
+ void attach(IBinder windowToken, boolean canDoze, boolean isPreviewMode, IRemoteCallback started);
void detach();
void wakeUp();
}
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index ba541839ee0c4..2091c0502b6f7 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -975,6 +975,11 @@
Can take a screenshot of the display.
+
+
+
+ Preview, %1$s
+
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 200ea44e9845e..00d11888ff390 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -4281,6 +4281,8 @@
+
+
diff --git a/services/core/java/com/android/server/dreams/DreamController.java b/services/core/java/com/android/server/dreams/DreamController.java
index 61f7928095252..f74356debd0f0 100644
--- a/services/core/java/com/android/server/dreams/DreamController.java
+++ b/services/core/java/com/android/server/dreams/DreamController.java
@@ -270,7 +270,7 @@ final class DreamController {
try {
service.asBinder().linkToDeath(mCurrentDream, 0);
service.attach(mCurrentDream.mToken, mCurrentDream.mCanDoze,
- mCurrentDream.mDreamingStartedCallback);
+ mCurrentDream.mIsPreviewMode, mCurrentDream.mDreamingStartedCallback);
} catch (RemoteException ex) {
Slog.e(TAG, "The dream service died unexpectedly.", ex);
stopDream(true /*immediate*/, "attach failed");
diff --git a/services/tests/servicestests/src/com/android/server/dreams/DreamControllerTest.java b/services/tests/servicestests/src/com/android/server/dreams/DreamControllerTest.java
index 303a370b0ba9a..1ef11974292b2 100644
--- a/services/tests/servicestests/src/com/android/server/dreams/DreamControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/dreams/DreamControllerTest.java
@@ -99,7 +99,24 @@ public class DreamControllerTest {
mLooper.dispatchAll();
// Verify that dream service is called to attach.
- verify(mIDreamService).attach(eq(mToken), eq(false) /*doze*/, any());
+ verify(mIDreamService).attach(eq(mToken), eq(false) /*doze*/,
+ eq(false) /*preview*/, any());
+ }
+
+ @Test
+ public void startDream_attachOnServiceConnectedInPreviewMode() throws RemoteException {
+ // Call dream controller to start dreaming.
+ mDreamController.startDream(mToken, mDreamName, true /*isPreview*/, false /*doze*/,
+ 0 /*userId*/, null /*wakeLock*/, mOverlayName, "test" /*reason*/);
+
+ // Mock service connected.
+ final ServiceConnection serviceConnection = captureServiceConnection();
+ serviceConnection.onServiceConnected(mDreamName, mIBinder);
+ mLooper.dispatchAll();
+
+ // Verify that dream service is called to attach.
+ verify(mIDreamService).attach(eq(mToken), eq(false) /*doze*/,
+ eq(true) /*preview*/, any());
}
@Test
@@ -129,7 +146,7 @@ public class DreamControllerTest {
// Mock second dream started.
verify(newDreamService).attach(eq(newToken), eq(false) /*doze*/,
- mRemoteCallbackCaptor.capture());
+ eq(false) /*preview*/, mRemoteCallbackCaptor.capture());
mRemoteCallbackCaptor.getValue().sendResult(null /*data*/);
mLooper.dispatchAll();