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      1 /*
      2  * Copyright (C) 2010 Google 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 are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef ExternalPopupMenu_h
     32 #define ExternalPopupMenu_h
     33 
     34 #include "PopupMenu.h"
     35 #include "WebExternalPopupMenuClient.h"
     36 
     37 namespace WebCore {
     38 class FrameView;
     39 class IntRect;
     40 class PopupMenuClient;
     41 }
     42 
     43 namespace WebKit {
     44 
     45 class WebExternalPopupMenu;
     46 class WebViewClient;
     47 struct WebPopupMenuInfo;
     48 
     49 // The ExternalPopupMenu connects the actual implementation of the popup menu
     50 // to the WebCore popup menu.
     51 class ExternalPopupMenu : public WebCore::PopupMenu,
     52                           public WebExternalPopupMenuClient {
     53 public:
     54     ExternalPopupMenu(WebCore::PopupMenuClient*, WebViewClient*);
     55     virtual ~ExternalPopupMenu();
     56 
     57 private:
     58     // WebCore::PopupMenu methods:
     59     virtual void show(const WebCore::IntRect&, WebCore::FrameView*, int index);
     60     virtual void hide();
     61     virtual void updateFromElement();
     62     virtual void disconnectClient();
     63 
     64     // WebExternalPopupClient methods:
     65     virtual void didChangeSelection(int index);
     66     virtual void didAcceptIndex(int index);
     67     virtual void didCancel();
     68 
     69     // Fills |info| with the popup menu information contained in the
     70     // WebCore::PopupMenuClient associated with this ExternalPopupMenu.
     71     void getPopupMenuInfo(WebPopupMenuInfo* info);
     72 
     73     WebCore::PopupMenuClient* m_popupMenuClient;
     74     WebViewClient* m_webViewClient;
     75 
     76     // The actual implementor of the show menu.
     77     WebExternalPopupMenu* m_webExternalPopupMenu;
     78 };
     79 
     80 } // namespace WebKit
     81 
     82 #endif // ExternalPopupMenu_h
     83