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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 "WebKit.h"
     30 #include <WebCore/COMPtr.h>
     31 #include <WebCore/IntRect.h>
     32 #include <WebCore/PluginView.h>
     33 
     34 namespace WebCore {
     35     class Element;
     36     class IntSize;
     37 }
     38 
     39 interface IWebEmbeddedView;
     40 
     41 class EmbeddedWidget : public WebCore::Widget, public WebCore::PluginManualLoader {
     42 public:
     43     static PassRefPtr<EmbeddedWidget> create(IWebEmbeddedView*, WebCore::Element* element, HWND parentWindow, const WebCore::IntSize&);
     44     ~EmbeddedWidget();
     45 
     46 private:
     47     EmbeddedWidget(IWebEmbeddedView* view, WebCore::Element* element)
     48         : m_view(view)
     49         , m_element(element)
     50         , m_window(0)
     51         , m_isVisible(false)
     52         , m_attachedToWindow(false)
     53     {
     54     }
     55 
     56     bool createWindow(HWND parentWindow, const WebCore::IntSize& size);
     57 
     58     virtual void didReceiveResponse(const WebCore::ResourceResponse&);
     59     virtual void didReceiveData(const char*, int);
     60     virtual void didFinishLoading();
     61     virtual void didFail(const WebCore::ResourceError&);
     62 
     63     virtual void invalidateRect(const WebCore::IntRect&);
     64     virtual void setFrameRect(const WebCore::IntRect&);
     65     virtual void frameRectsChanged();
     66     virtual void setFocus(bool);
     67     virtual void show();
     68     virtual void hide();
     69     virtual WebCore::IntRect windowClipRect() const;
     70     virtual void setParent(WebCore::ScrollView*);
     71 
     72     virtual void attachToWindow();
     73     virtual void detachFromWindow();
     74 
     75     COMPtr<IWebEmbeddedView> m_view;
     76     WebCore::Element* m_element;
     77     HWND m_window;
     78 
     79     bool m_isVisible;
     80     bool m_attachedToWindow;
     81 
     82     WebCore::IntRect m_clipRect; // The clip rect to apply to an embedded view.
     83     WebCore::IntRect m_windowRect; // Our window rect.
     84 };
     85 
     86 #endif // EmbeddedWidget_h
     87