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      1 /*
      2  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef ContextMenuController_h
     27 #define ContextMenuController_h
     28 
     29 #include "core/rendering/HitTestResult.h"
     30 #include "wtf/Noncopyable.h"
     31 #include "wtf/OwnPtr.h"
     32 #include "wtf/PassRefPtr.h"
     33 #include "wtf/RefPtr.h"
     34 
     35 namespace blink {
     36 
     37     class ContextMenu;
     38     class ContextMenuClient;
     39     class ContextMenuItem;
     40     class ContextMenuProvider;
     41     class Document;
     42     class Event;
     43     class LocalFrame;
     44     class Page;
     45 
     46     class ContextMenuController : public NoBaseWillBeGarbageCollectedFinalized<ContextMenuController> {
     47         WTF_MAKE_NONCOPYABLE(ContextMenuController); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
     48     public:
     49         static PassOwnPtrWillBeRawPtr<ContextMenuController> create(Page*, ContextMenuClient*);
     50         ~ContextMenuController();
     51         void trace(Visitor*);
     52 
     53         ContextMenu* contextMenu() const { return m_contextMenu.get(); }
     54         void clearContextMenu();
     55 
     56         void documentDetached(Document*);
     57 
     58         void handleContextMenuEvent(Event*);
     59         void showContextMenu(Event*, PassRefPtr<ContextMenuProvider>);
     60         void showContextMenuAtPoint(LocalFrame*, float x, float y, PassRefPtr<ContextMenuProvider>);
     61 
     62         void contextMenuItemSelected(const ContextMenuItem*);
     63 
     64         const HitTestResult& hitTestResult() { return m_hitTestResult; }
     65 
     66     private:
     67         ContextMenuController(Page*, ContextMenuClient*);
     68 
     69         PassOwnPtr<ContextMenu> createContextMenu(Event*);
     70         PassOwnPtr<ContextMenu> createContextMenu(LocalFrame*, const LayoutPoint&);
     71         void populateCustomContextMenu(const Event&);
     72         void showContextMenu(Event*);
     73 
     74         ContextMenuClient* m_client;
     75         OwnPtr<ContextMenu> m_contextMenu;
     76         RefPtr<ContextMenuProvider> m_menuProvider;
     77         HitTestResult m_hitTestResult;
     78     };
     79 
     80 }
     81 
     82 #endif
     83