diff --git a/include/ui/Input.h b/include/ui/Input.h
index 8890789..214f587 100644
--- a/include/ui/Input.h
+++ b/include/ui/Input.h
@@ -145,7 +145,7 @@
     inline int32_t getDeviceId() const { return mDeviceId; }
 
     inline int32_t getNature() const { return mNature; }
-
+    
 protected:
     void initialize(int32_t deviceId, int32_t nature);
 
@@ -179,6 +179,14 @@
 
     inline nsecs_t getEventTime() const { return mEventTime; }
 
+    // Return true if this event may have a default action implementation.
+    static bool hasDefaultAction(int32_t keyCode);
+    bool hasDefaultAction() const;
+
+    // Return true if this event represents a system key.
+    static bool isSystemKey(int32_t keyCode);
+    bool isSystemKey() const;
+    
     void initialize(
             int32_t deviceId,
             int32_t nature,
diff --git a/include/ui/InputTransport.h b/include/ui/InputTransport.h
index 4e76051..2dfe2a8 100644
--- a/include/ui/InputTransport.h
+++ b/include/ui/InputTransport.h
@@ -339,12 +339,14 @@
     explicit AInputQueue(const android::sp<android::InputChannel>& channel);
 
     /* Destroys the consumer and releases its input channel. */
-    ~AInputQueue();
+    virtual ~AInputQueue();
 
     inline android::InputConsumer& getConsumer() { return mConsumer; }
     
     android::status_t consume(android::InputEvent** event);
     
+    virtual void doDefaultKey(android::KeyEvent* keyEvent) = 0;
+    
 private:
     android::InputConsumer mConsumer;
     android::PreallocatedInputEventFactory mInputEventFactory;