diff --git a/res/layout-port/launcher.xml b/res/layout-port/launcher.xml
index 062656f..d7b3fee 100644
--- a/res/layout-port/launcher.xml
+++ b/res/layout-port/launcher.xml
@@ -70,6 +70,15 @@
         android:id="@+id/qsb_bar"
         layout="@layout/qsb_bar" />
 
+    <com.android.launcher2.DrawableStateProxyView
+        android:id="@+id/voice_button_proxy"
+        android:layout_width="@dimen/qsb_bar_height"
+        android:layout_height="@dimen/qsb_bar_height"
+        android:layout_gravity="right"
+        android:clickable="true"
+        android:onClick="onClickVoiceButton"
+        launcher:sourceViewId="@+id/voice_button" />
+
     <include layout="@layout/apps_customize_pane"
         android:id="@+id/apps_customize_pane"
         android:layout_width="match_parent"
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 1258562..9ed824b 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -27,6 +27,13 @@
 
     <skip />
 
+    <!-- DrawableStateProxyView specific attributes. These attributes are used to customize
+         a DrawableStateProxyView view in XML files. -->
+    <declare-styleable name="DrawableStateProxyView">
+        <!-- The source view to delegate touch presses events to. -->
+        <attr name="sourceViewId" format="integer" />
+    </declare-styleable>
+
     <!-- Cling specific attributes. These attributes are used to customize
          the cling in XML files. -->
     <declare-styleable name="Cling">
diff --git a/src/com/android/launcher2/CellLayout.java b/src/com/android/launcher2/CellLayout.java
index e27345b..5df271e 100644
--- a/src/com/android/launcher2/CellLayout.java
+++ b/src/com/android/launcher2/CellLayout.java
@@ -903,10 +903,6 @@
         return mBackgroundAlpha;
     }
 
-    public void setFastBackgroundAlpha(float alpha) {
-        mBackgroundAlpha = alpha;
-    }
-
     public void setBackgroundAlphaMultiplier(float multiplier) {
         mBackgroundAlphaMultiplier = multiplier;
     }
@@ -936,11 +932,6 @@
         super.setAlpha(alpha);
     }
 
-    public void setFastAlpha(float alpha) {
-        setFastChildrenAlpha(alpha);
-        super.setFastAlpha(alpha);
-    }
-
     private void setChildrenAlpha(float alpha) {
         final int childCount = getChildCount();
         for (int i = 0; i < childCount; i++) {
@@ -948,13 +939,6 @@
         }
     }
 
-    private void setFastChildrenAlpha(float alpha) {
-        final int childCount = getChildCount();
-        for (int i = 0; i < childCount; i++) {
-            getChildAt(i).setFastAlpha(alpha);
-        }
-    }
-
     public View getChildAt(int x, int y) {
         return mChildren.getChildAt(x, y);
     }
diff --git a/src/com/android/launcher2/DrawableStateProxyView.java b/src/com/android/launcher2/DrawableStateProxyView.java
new file mode 100644
index 0000000..498730f
--- /dev/null
+++ b/src/com/android/launcher2/DrawableStateProxyView.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2012 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 com.android.launcher2;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.Canvas;
+import android.graphics.drawable.Drawable;
+import android.graphics.drawable.StateListDrawable;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+
+import com.android.launcher.R;
+
+public class DrawableStateProxyView extends LinearLayout {
+
+    private View mView;
+    private int mViewId;
+
+    public DrawableStateProxyView(Context context) {
+        this(context, null);
+    }
+
+    public DrawableStateProxyView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public DrawableStateProxyView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+
+        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DrawableStateProxyView,
+                defStyle, 0);
+        mViewId = a.getResourceId(R.styleable.DrawableStateProxyView_sourceViewId, -1);
+        a.recycle();
+
+        setFocusable(false);
+    }
+
+    @Override
+    protected void drawableStateChanged() {
+        super.drawableStateChanged();
+
+        if (mView == null) {
+            View parent = (View) getParent();
+            mView = parent.findViewById(mViewId);
+        }
+        mView.setPressed(isPressed());
+        mView.setHovered(isHovered());
+    }
+}
diff --git a/src/com/android/launcher2/Folder.java b/src/com/android/launcher2/Folder.java
index f5bd7db..08d3315 100644
--- a/src/com/android/launcher2/Folder.java
+++ b/src/com/android/launcher2/Folder.java
@@ -20,8 +20,6 @@
 import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
 import android.animation.PropertyValuesHolder;
-import android.animation.ValueAnimator;
-import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.content.Context;
 import android.content.res.Resources;
 import android.graphics.Rect;
@@ -37,10 +35,9 @@
 import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.View.MeasureSpec;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityManager;
-import android.view.animation.AccelerateInterpolator;
-import android.view.animation.DecelerateInterpolator;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.LinearLayout;
diff --git a/src/com/android/launcher2/HandleView.java b/src/com/android/launcher2/HandleView.java
index 13d07e2..d77138b 100644
--- a/src/com/android/launcher2/HandleView.java
+++ b/src/com/android/launcher2/HandleView.java
@@ -17,13 +17,12 @@
 
 package com.android.launcher2;
 
-import android.widget.ImageView;
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
-import android.view.KeyEvent;
 import android.view.View;
+import android.widget.ImageView;
 
 import com.android.launcher.R;
 
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 45a9e31..ab25780 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -1051,7 +1051,6 @@
             mAppsCustomizeTabHost.onWindowVisible();
             if (!mWorkspaceLoading) {
                 final ViewTreeObserver observer = mWorkspace.getViewTreeObserver();
-                final Workspace workspace = mWorkspace;
                 // We want to let Launcher draw itself at least once before we force it to build
                 // layers on all the workspace pages, so that transitioning to Launcher from other
                 // apps is nice and speedy. Usually the first call to preDraw doesn't correspond to
@@ -2236,13 +2235,10 @@
 
             toView.setVisibility(View.VISIBLE);
             toView.setAlpha(0f);
-            ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(fadeDuration);
+            final ObjectAnimator alphaAnim = ObjectAnimator
+                .ofFloat(toView, "alpha", 0f, 1f)
+                .setDuration(fadeDuration);
             alphaAnim.setInterpolator(new DecelerateInterpolator(1.5f));
-            alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() {
-                public void onAnimationUpdate(float a, float b) {
-                    toView.setAlpha(a * 0f + b * 1f);
-                }
-            });
 
             // toView should appear right at the end of the workspace shrink
             // animation
@@ -2264,11 +2260,6 @@
                 }
                 @Override
                 public void onAnimationEnd(Animator animation) {
-                    // If we don't set the final scale values here, if this animation is cancelled
-                    // it will have the wrong scale value and subsequent cameraPan animations will
-                    // not fix that
-                    toView.setScaleX(1.0f);
-                    toView.setScaleY(1.0f);
                     if (toView instanceof LauncherTransitionable) {
                         ((LauncherTransitionable) toView).onLauncherTransitionEnd(instance,
                                 scaleAnim, false);
@@ -2312,13 +2303,18 @@
             }
 
             if (delayAnim) {
+                final AnimatorSet stateAnimation = mStateAnimation;
                 final OnGlobalLayoutListener delayedStart = new OnGlobalLayoutListener() {
                     public void onGlobalLayout() {
                         mWorkspace.post(new Runnable() {
                             public void run() {
-                                // Need to update pivots for zoom if layout changed
-                                setPivotsForZoom(toView, scale);
-                                mStateAnimation.start();
+                                // Check that mStateAnimation hasn't changed while
+                                // we waited for a layout pass
+                                if (mStateAnimation == stateAnimation) {
+                                    // Need to update pivots for zoom if layout changed
+                                    setPivotsForZoom(toView, scale);
+                                    mStateAnimation.start();
+                                }
                             }
                         });
                         observer.removeGlobalOnLayoutListener(this);
@@ -2365,6 +2361,8 @@
         final Launcher instance = this;
 
         final int duration = res.getInteger(R.integer.config_appsCustomizeZoomOutTime);
+        final int fadeOutDuration =
+                res.getInteger(R.integer.config_appsCustomizeFadeOutTime);
         final float scaleFactor = (float)
                 res.getInteger(R.integer.config_appsCustomizeZoomScaleFactor);
         final View fromView = mAppsCustomizeTabHost;
@@ -2386,22 +2384,18 @@
             final float oldScaleX = fromView.getScaleX();
             final float oldScaleY = fromView.getScaleY();
 
-            ValueAnimator scaleAnim = ValueAnimator.ofFloat(0f, 1f).setDuration(duration);
-            scaleAnim.setInterpolator(new Workspace.ZoomInInterpolator());
-            scaleAnim.addUpdateListener(new LauncherAnimatorUpdateListener() {
-                public void onAnimationUpdate(float a, float b) {
-                    fromView.setScaleX(a * oldScaleX + b * scaleFactor);
-                    fromView.setScaleY(a * oldScaleY + b * scaleFactor);
-                }
-            });
-            final ValueAnimator alphaAnim = ValueAnimator.ofFloat(0f, 1f);
-            alphaAnim.setDuration(res.getInteger(R.integer.config_appsCustomizeFadeOutTime));
+            final LauncherViewPropertyAnimator scaleAnim =
+                    new LauncherViewPropertyAnimator(fromView);
+            scaleAnim.
+                scaleX(scaleFactor).scaleY(scaleFactor).
+                setDuration(duration).
+                setInterpolator(new Workspace.ZoomInInterpolator());
+
+            final ObjectAnimator alphaAnim = ObjectAnimator
+                .ofFloat(fromView, "alpha", 1f, 0f)
+                .setDuration(fadeOutDuration);
             alphaAnim.setInterpolator(new AccelerateDecelerateInterpolator());
-            alphaAnim.addUpdateListener(new LauncherAnimatorUpdateListener() {
-                public void onAnimationUpdate(float a, float b) {
-                    fromView.setAlpha(a * 1f + b * 0f);
-                }
-            });
+
             if (fromView instanceof LauncherTransitionable) {
                 ((LauncherTransitionable) fromView).onLauncherTransitionStart(instance, alphaAnim,
                         true);
diff --git a/src/com/android/launcher2/LauncherViewPropertyAnimator.java b/src/com/android/launcher2/LauncherViewPropertyAnimator.java
index b31179d..88b4cb4 100644
--- a/src/com/android/launcher2/LauncherViewPropertyAnimator.java
+++ b/src/com/android/launcher2/LauncherViewPropertyAnimator.java
@@ -50,19 +50,17 @@
     long mStartDelay;
     long mDuration;
     TimeInterpolator mInterpolator;
-    Animator.AnimatorListener mListener;
+    ArrayList<Animator.AnimatorListener> mListeners;
     boolean mRunning = false;
 
     public LauncherViewPropertyAnimator(View target) {
         mTarget = target;
+        mListeners = new ArrayList<Animator.AnimatorListener>();
     }
 
     @Override
     public void addListener(Animator.AnimatorListener listener) {
-        if (mListener != null) {
-            throw new RuntimeException("Only one listener supported");
-        }
-        mListener = listener;
+        mListeners.add(listener);
     }
 
     @Override
@@ -89,7 +87,7 @@
 
     @Override
     public ArrayList<Animator.AnimatorListener> getListeners() {
-        return null;
+        return mListeners;
     }
 
     @Override
@@ -99,31 +97,35 @@
 
     @Override
     public void onAnimationCancel(Animator animation) {
-        if (mListener != null) {
-            mListener.onAnimationCancel(this);
+        for (int i = 0; i < mListeners.size(); i++) {
+            Animator.AnimatorListener listener = mListeners.get(i);
+            listener.onAnimationCancel(this);
         }
         mRunning = false;
     }
 
     @Override
     public void onAnimationEnd(Animator animation) {
-        if (mListener != null) {
-            mListener.onAnimationEnd(this);
+        for (int i = 0; i < mListeners.size(); i++) {
+            Animator.AnimatorListener listener = mListeners.get(i);
+            listener.onAnimationEnd(this);
         }
         mRunning = false;
     }
 
     @Override
     public void onAnimationRepeat(Animator animation) {
-        if (mListener != null) {
-            mListener.onAnimationRepeat(this);
+        for (int i = 0; i < mListeners.size(); i++) {
+            Animator.AnimatorListener listener = mListeners.get(i);
+            listener.onAnimationRepeat(this);
         }
     }
 
     @Override
     public void onAnimationStart(Animator animation) {
-        if (mListener != null) {
-            mListener.onAnimationStart(this);
+        for (int i = 0; i < mListeners.size(); i++) {
+            Animator.AnimatorListener listener = mListeners.get(i);
+            listener.onAnimationStart(this);
         }
         mRunning = true;
     }
@@ -140,16 +142,12 @@
 
     @Override
     public void removeAllListeners() {
-        mListener = null;
+        mListeners.clear();
     }
 
     @Override
     public void removeListener(Animator.AnimatorListener listener) {
-        if (mListener == listener) {
-            mListener = null;
-        } else {
-            throw new RuntimeException("Removing listener that wasn't set");
-        }
+        mListeners.remove(listener);
     }
 
     @Override
diff --git a/src/com/android/launcher2/PagedView.java b/src/com/android/launcher2/PagedView.java
index 2edfb34..acfce1f 100644
--- a/src/com/android/launcher2/PagedView.java
+++ b/src/com/android/launcher2/PagedView.java
@@ -623,8 +623,7 @@
                 if (child != null) {
                     float scrollProgress = getScrollProgress(screenCenter, child, i);
                     float alpha = 1 - Math.abs(scrollProgress);
-                    child.setFastAlpha(alpha);
-                    child.fastInvalidate();
+                    child.setAlpha(alpha);
                 }
             }
             invalidate();
diff --git a/src/com/android/launcher2/PagedViewIcon.java b/src/com/android/launcher2/PagedViewIcon.java
index b0288dc..331bc14 100644
--- a/src/com/android/launcher2/PagedViewIcon.java
+++ b/src/com/android/launcher2/PagedViewIcon.java
@@ -16,17 +16,11 @@
 
 package com.android.launcher2;
 
-import android.animation.ObjectAnimator;
 import android.content.Context;
-import android.content.res.Resources;
 import android.graphics.Bitmap;
-import android.graphics.Canvas;
-import android.graphics.Paint;
 import android.util.AttributeSet;
 import android.widget.TextView;
 
-import com.android.launcher.R;
-
 /**
  * An icon on a PagedView, specifically for items in the launcher's paged view (with compound
  * drawables on the top).
diff --git a/src/com/android/launcher2/PagedViewWidget.java b/src/com/android/launcher2/PagedViewWidget.java
index e2b02a3..12e9c46 100644
--- a/src/com/android/launcher2/PagedViewWidget.java
+++ b/src/com/android/launcher2/PagedViewWidget.java
@@ -16,18 +16,12 @@
 
 package com.android.launcher2;
 
-import android.animation.ObjectAnimator;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.graphics.Canvas;
-import android.graphics.Paint;
-import android.graphics.RectF;
 import android.util.AttributeSet;
-import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
@@ -43,9 +37,7 @@
 
     private static boolean sDeletePreviewsWhenDetachedFromWindow = true;
 
-    private final Paint mPaint = new Paint();
     private ImageView mPreviewImageView;
-    private final RectF mTmpScaleRect = new RectF();
 
     private String mDimensionsFormatString;
 
@@ -146,16 +138,4 @@
         // we just always mark the touch event as handled.
         return super.onTouchEvent(event) || true;
     }
-
-    @Override
-    protected boolean onSetAlpha(int alpha) {
-        return true;
-    }
-
-    private void setChildrenAlpha(float alpha) {
-        final int childCount = getChildCount();
-        for (int i = 0; i < childCount; i++) {
-            getChildAt(i).setAlpha(alpha);
-        }
-    }
 }
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 7d61f62..74ab607 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -854,7 +854,7 @@
             }
         }
         if (keepUpdating) {
-            fastInvalidate();
+            invalidate();
         }
     }
 
@@ -1166,13 +1166,12 @@
                                 backgroundAlphaInterpolator(Math.abs(scrollProgress)));
                     }
                 }
-                cl.setFastTranslationX(translationX);
-                cl.setFastRotationY(rotation);
+                cl.setTranslationX(translationX);
+                cl.setRotationY(rotation);
                 if (mFadeInAdjacentScreens && !isSmall()) {
                     float alpha = 1 - Math.abs(scrollProgress);
-                    cl.setFastAlpha(alpha);
+                    cl.setAlpha(alpha);
                 }
-                cl.fastInvalidate();
             }
         }
         if (!isSwitchingState() && !isInOverscroll) {
@@ -1652,16 +1651,15 @@
             for (int index = 0; index < getChildCount(); index++) {
                 final int i = index;
                 final CellLayout cl = (CellLayout) getChildAt(i);
-                invalidate();
                 if (mOldAlphas[i] == 0 && mNewAlphas[i] == 0) {
-                    cl.fastInvalidate();
-                    cl.setFastTranslationX(mNewTranslationXs[i]);
-                    cl.setFastTranslationY(mNewTranslationYs[i]);
-                    cl.setFastScaleX(mNewScaleXs[i]);
-                    cl.setFastScaleY(mNewScaleYs[i]);
-                    cl.setFastBackgroundAlpha(mNewBackgroundAlphas[i]);
+                    cl.setTranslationX(mNewTranslationXs[i]);
+                    cl.setTranslationY(mNewTranslationYs[i]);
+                    cl.setScaleX(mNewScaleXs[i]);
+                    cl.setScaleY(mNewScaleYs[i]);
+                    cl.setBackgroundAlpha(mNewBackgroundAlphas[i]);
                     cl.setBackgroundAlphaMultiplier(mNewBackgroundAlphaMultipliers[i]);
-                    cl.setFastAlpha(mNewAlphas[i]);
+                    cl.setAlpha(mNewAlphas[i]);
+                    cl.setRotationY(mNewRotationYs[i]);
                 } else {
                     LauncherViewPropertyAnimator a = new LauncherViewPropertyAnimator(cl);
                     a.translationX(mNewTranslationXs[i])
@@ -1692,7 +1690,7 @@
                         bgAnim.setInterpolator(mZoomInInterpolator);
                         bgAnim.addUpdateListener(new LauncherAnimatorUpdateListener() {
                                 public void onAnimationUpdate(float a, float b) {
-                                    cl.setFastBackgroundAlpha(
+                                    cl.setBackgroundAlpha(
                                             a * mOldBackgroundAlphas[i] +
                                             b * mNewBackgroundAlphas[i]);
                                     cl.setBackgroundAlphaMultiplier(