From d4e57d4cb45c0c7db605420dccd9fd4db854e998 Mon Sep 17 00:00:00 2001
From: Dianne Hackborn <hackbod@google.com>
Date: Tue, 10 Nov 2009 15:28:29 -0800
Subject: Related work on issue #2170897.

The wallpaper preview now delivers touch events to the wallpaper.
---
 .../wallpaper/livepicker/LiveWallpaperPreview.java   | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
index cbc783d..f63d5a0 100644
--- a/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
+++ b/src/com/android/wallpaper/livepicker/LiveWallpaperPreview.java
@@ -32,6 +32,7 @@ import android.os.RemoteException;
 import android.os.IBinder;
 import android.os.ParcelFileDescriptor;
 import android.os.Bundle;
+import android.view.MotionEvent;
 import android.view.View;
 import android.view.WindowManager;
 import android.view.ViewGroup;
@@ -182,6 +183,25 @@ public class LiveWallpaperPreview extends Activity {
         mWallpaperConnection = null;
     }
 
+    @Override
+    public boolean dispatchTouchEvent(MotionEvent ev) {
+        if (mWallpaperConnection != null && mWallpaperConnection.mEngine != null) {
+            MotionEvent dup = MotionEvent.obtainNoHistory(ev);
+            try {
+                mWallpaperConnection.mEngine.dispatchPointer(dup);
+            } catch (RemoteException e) {
+            }
+        }
+        
+        if (ev.getAction() == MotionEvent.ACTION_DOWN) {
+            onUserInteraction();
+        }
+        if (getWindow().superDispatchTouchEvent(ev)) {
+            return true;
+        }
+        return onTouchEvent(ev);
+    }
+    
     class WallpaperConnection extends IWallpaperConnection.Stub implements ServiceConnection {
         final Intent mIntent;
         IWallpaperService mService;
-- 
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