diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 261569e..b95feaf 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -1223,7 +1223,7 @@
      * @param appWidgetId The app widget id
      * @param cellInfo The position on screen where to create the widget.
      */
-    private void completeAddAppWidget(int appWidgetId, int screen) {
+    private void completeAddAppWidget(final int appWidgetId, int screen) {
         AppWidgetProviderInfo appWidgetInfo = mAppWidgetManager.getAppWidgetInfo(appWidgetId);
 
         // Calculate the grid spans needed to fit this widget
@@ -1253,7 +1253,16 @@
         }
 
         if (!foundCellSpan) {
-            if (appWidgetId != -1) mAppWidgetHost.deleteAppWidgetId(appWidgetId);
+            if (appWidgetId != -1) {
+                // Deleting an app widget ID is a void call but writes to disk before returning
+                // to the caller...
+                final LauncherAppWidgetHost appWidgetHost = mAppWidgetHost;
+                new Thread("deleteAppWidgetId") {
+                    public void run() {
+                        mAppWidgetHost.deleteAppWidgetId(appWidgetId);
+                    }
+                }.start();
+            }
             showOutOfSpaceMessage();
             return;
         }
diff --git a/src/com/android/launcher2/PagedView.java b/src/com/android/launcher2/PagedView.java
index c2fcd9f..26ea4a8 100644
--- a/src/com/android/launcher2/PagedView.java
+++ b/src/com/android/launcher2/PagedView.java
@@ -30,6 +30,8 @@
 import android.os.Parcelable;
 import android.util.AttributeSet;
 import android.view.ActionMode;
+import android.view.InputDevice;
+import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.VelocityTracker;
 import android.view.View;
@@ -1077,6 +1079,35 @@
         return true;
     }
 
+    @Override
+    public boolean onGenericMotionEvent(MotionEvent event) {
+        if ((event.getSource() & InputDevice.SOURCE_CLASS_POINTER) != 0) {
+            switch (event.getAction()) {
+                case MotionEvent.ACTION_SCROLL: {
+                    // Handle mouse (or ext. device) by shifting the page depending on the scroll
+                    final float vscroll;
+                    final float hscroll;
+                    if ((event.getMetaState() & KeyEvent.META_SHIFT_ON) != 0) {
+                        vscroll = 0;
+                        hscroll = event.getAxisValue(MotionEvent.AXIS_VSCROLL);
+                    } else {
+                        vscroll = -event.getAxisValue(MotionEvent.AXIS_VSCROLL);
+                        hscroll = event.getAxisValue(MotionEvent.AXIS_HSCROLL);
+                    }
+                    if (hscroll != 0 || vscroll != 0) {
+                        if (hscroll > 0 || vscroll > 0) {
+                            scrollRight();
+                        } else {
+                            scrollLeft();
+                        }
+                        return true;
+                    }
+                }
+            }
+        }
+        return super.onGenericMotionEvent(event);
+    }
+
     private void acquireVelocityTrackerAndAddMovement(MotionEvent ev) {
         if (mVelocityTracker == null) {
             mVelocityTracker = VelocityTracker.obtain();
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 270cd7a..ef0cf22 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -690,7 +690,11 @@
         // parallax effects
         mWallpaperWidth = (int) (maxDim * wallpaperTravelToScreenWidthRatio(maxDim, minDim));
         mWallpaperHeight = (int)(maxDim * wallpaperTravelToScreenHeightRatio(maxDim, minDim));
-        mWallpaperManager.suggestDesiredDimensions(mWallpaperWidth, mWallpaperHeight);
+        new Thread("setWallpaperDimension") {
+            public void run() {
+                mWallpaperManager.suggestDesiredDimensions(mWallpaperWidth, mWallpaperHeight);
+            }
+        }.start();
     }
 
     public void setVerticalWallpaperOffset(float offset) {