Return a enumeration of the state of handling of InputEvents.

third_party/WebKit/public/web/WebWidget.h

 
 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 18 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebWidget_h
 #define WebWidget_h
 
 #include "../platform/WebCanvas.h"
 #include "../platform/WebCommon.h"
 #include "../platform/WebFloatSize.h"
 #include "../platform/WebFrameTimingEvent.h"
+#include "../platform/WebInputEventResult.h"
 #include "../platform/WebPoint.h"
 #include "../platform/WebRect.h"
 #include "../platform/WebSize.h"
 #include "../platform/WebTopControlsState.h"
 #include "WebCompositionUnderline.h"
 #include "WebTextDirection.h"
 #include "WebTextInputInfo.h"
 
 namespace blink {
 
@@ skipping 65 matching lines @@
     // The caller is responsible for keeping the WebCompositeAndReadbackAsyncCallback
     // object alive until it is called. This should only be called when
     // isAcceleratedCompositingActive() is true.
     virtual void compositeAndReadbackAsync(WebCompositeAndReadbackAsyncCallback*) { }
 
     // Called to inform the WebWidget of a change in theme.
     // Implementors that cache rendered copies of widgets need to re-render
     // on receiving this message
     virtual void themeChanged() { }
 
-    // Called to inform the WebWidget of an input event. Returns true if
-    // the event has been processed, false otherwise.
-    virtual bool handleInputEvent(const WebInputEvent&) { return false; }
+    // Called to inform the WebWidget of an input event.
+    virtual WebInputEventResult handleInputEvent(const WebInputEvent&) { return WebInputEventResult::NotHandled; }
 
     // Called to inform the WebWidget of the mouse cursor's visibility.
     virtual void setCursorVisibilityState(bool isVisible) { }
 
     // Check whether the given point hits any registered touch event handlers.
     virtual bool hasTouchEventHandlersAt(const WebPoint&) { return true; }
 
     // Applies viewport related properties during a commit from the compositor
     // thread.
     virtual void applyViewportDeltas(
@@ skipping 127 matching lines @@
     // control what are valid states for top controls and if it should animate.
     virtual void updateTopControlsState(WebTopControlsState constraints, WebTopControlsState current, bool animate) { }
 
 protected:
     ~WebWidget() { }
 };
 
 } // namespace blink
 
 #endif