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      1 /*
      2  * Copyright (C) 2008 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 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 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 EmbeddedWidget_h
     27 #define EmbeddedWidget_h
     28 
     29 #include <WebCore/COMPtr.h>
     30 #include <WebCore/IntRect.h>
     31 #include <WebCore/PluginView.h>
     32 
     33 namespace WebCore {
     34     class Element;
     35     class IntSize;
     36 }
     37 
     38 interface IWebEmbeddedView;
     39 
     40 class EmbeddedWidget : public WebCore::Widget, public WebCore::PluginManualLoader {
     41 public:
     42     static PassRefPtr<EmbeddedWidget> create(IWebEmbeddedView*, WebCore::Element* element, HWND parentWindow, const WebCore::IntSize&);
     43     ~EmbeddedWidget();
     44 
     45 private:
     46     EmbeddedWidget(IWebEmbeddedView* view, WebCore::Element* element)
     47         : m_view(view)
     48         , m_element(element)
     49         , m_window(0)
     50         , m_isVisible(false)
     51         , m_attachedToWindow(false)
     52     {
     53     }
     54 
     55     bool createWindow(HWND parentWindow, const WebCore::IntSize& size);
     56 
     57     virtual void didReceiveResponse(const WebCore::ResourceResponse&);
     58     virtual void didReceiveData(const char*, int);
     59     virtual void didFinishLoading();
     60     virtual void didFail(const WebCore::ResourceError&);
     61 
     62     virtual void invalidateRect(const WebCore::IntRect&);
     63     virtual void setFrameRect(const WebCore::IntRect&);
     64     virtual void frameRectsChanged();
     65     virtual void setFocus();
     66     virtual void show();
     67     virtual void hide();
     68     virtual WebCore::IntRect windowClipRect() const;
     69     virtual void setParent(WebCore::ScrollView*);
     70 
     71     virtual void attachToWindow();
     72     virtual void detachFromWindow();
     73 
     74     COMPtr<IWebEmbeddedView> m_view;
     75     WebCore::Element* m_element;
     76     HWND m_window;
     77 
     78     bool m_isVisible;
     79     bool m_attachedToWindow;
     80 
     81     WebCore::IntRect m_clipRect; // The clip rect to apply to an embedded view.
     82     WebCore::IntRect m_windowRect; // Our window rect.
     83 };
     84 
     85 #endif // EmbeddedWidget_h
     86