Merge "Add haptic feedback when All Apps button is pressed" into ics-mr0

src/com/android/launcher2/Hotseat.java

@@ -107,7 +107,7 @@ public class Hotseat extends FrameLayout {
             @Override
             public void onClick(android.view.View v) {
                 if (mLauncher != null) {
-                    mLauncher.showAllApps(true);
+                    mLauncher.onClickAllAppsButton(v);
                 }
             }
         });

src/com/android/launcher2/Launcher.java

@@ -1688,7 +1688,7 @@ public final class Launcher extends Activity
             if (mState == State.APPS_CUSTOMIZE) {
                 showWorkspace(true);
             } else {
-                showAllApps(true);
+                onClickAllAppsButton(v);
             }
         }
     }
@@ -1731,6 +1731,8 @@ public final class Launcher extends Activity
      * @param v The view that was clicked.
      */
     public void onClickAllAppsButton(View v) {
+        // Provide the same haptic feedback that the system offers for virtual keys.
+        v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
         showAllApps(true);
     }