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/*
* Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2008 Collabora, Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PluginView_H
#define PluginView_H
#include <winsock2.h>
#include <windows.h>
#include "CString.h"
#include "IntRect.h"
#include "KURL.h"
#include "PlatformString.h"
#include "PluginStream.h"
#include "ResourceRequest.h"
#include "Timer.h"
#include "Widget.h"
#include "npapi.h"
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/OwnPtr.h>
#include <wtf/RefPtr.h>
#include <wtf/Vector.h>
namespace KJS {
namespace Bindings {
class Instance;
}
}
namespace WebCore {
class Element;
class Frame;
struct FrameLoadRequest;
class KeyboardEvent;
class MouseEvent;
class KURL;
class PluginMessageThrottlerWin;
class PluginPackage;
class PluginRequest;
class PluginStream;
class ResourceError;
class ResourceResponse;
enum PluginStatus {
PluginStatusCanNotFindPlugin,
PluginStatusCanNotLoadPlugin,
PluginStatusLoadedSuccessfully
};
class PluginView : public Widget, private PluginStreamClient {
friend static LRESULT CALLBACK PluginViewWndProc(HWND, UINT, WPARAM, LPARAM);
public:
static PluginView* create(Frame* parentFrame, const IntSize&, Element*, const KURL&, const Vector<String>& paramNames, const Vector<String>& paramValues, const String& mimeType, bool loadManually);
virtual ~PluginView();
PluginPackage* plugin() const { return m_plugin.get(); }
NPP instance() const { return m_instance; }
void setNPWindowRect(const IntRect&);
static PluginView* currentPluginView();
KJS::Bindings::Instance* bindingInstance();
PluginStatus status() const { return m_status; }
// NPN functions
NPError getURLNotify(const char* url, const char* target, void* notifyData);
NPError getURL(const char* url, const char* target);
NPError postURLNotify(const char* url, const char* target, uint32 len, const char* but, NPBool file, void* notifyData);
NPError postURL(const char* url, const char* target, uint32 len, const char* but, NPBool file);
NPError newStream(NPMIMEType type, const char* target, NPStream** stream);
int32 write(NPStream* stream, int32 len, void* buffer);
NPError destroyStream(NPStream* stream, NPReason reason);
const char* userAgent();
void status(const char* message);
NPError getValue(NPNVariable variable, void* value);
NPError setValue(NPPVariable variable, void* value);
void invalidateRect(NPRect*);
void invalidateRegion(NPRegion);
void forceRedraw();
void pushPopupsEnabledState(bool state);
void popPopupsEnabledState();
bool arePopupsAllowed() const;
void disconnectStream(PluginStream*);
void streamDidFinishLoading(PluginStream* stream) { disconnectStream(stream); }
// Widget functions
virtual void setFrameGeometry(const IntRect&);
virtual void geometryChanged() const;
virtual void setFocus();
virtual void show();
virtual void hide();
virtual void paint(GraphicsContext*, const IntRect&);
virtual IntRect windowClipRect() const;
virtual void handleEvent(Event*);
virtual void setParent(ScrollView*);
virtual void attachToWindow();
virtual void detachFromWindow();
LRESULT wndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
WNDPROC pluginWndProc() const { return m_pluginWndProc; }
// Used for manual loading
void didReceiveResponse(const ResourceResponse&);
void didReceiveData(const char*, int);
void didFinishLoading();
void didFail(const ResourceError&);
static bool isCallingPlugin();
private:
PluginView(Frame* parentFrame, const IntSize&, PluginPackage*, Element*, const KURL&, const Vector<String>& paramNames, const Vector<String>& paramValues, const String& mimeType, bool loadManually);
void setParameters(const Vector<String>& paramNames, const Vector<String>& paramValues);
void init();
bool start();
void stop();
static void setCurrentPluginView(PluginView*);
NPError load(const FrameLoadRequest&, bool sendNotification, void* notifyData);
NPError handlePost(const char* url, const char* target, uint32 len, const char* buf, bool file, void* notifyData, bool sendNotification, bool allowHeaders);
void setCallingPlugin(bool) const;
RefPtr<PluginPackage> m_plugin;
Element* m_element;
Frame* m_parentFrame;
bool m_isStarted;
KURL m_url;
KURL m_baseURL;
PluginStatus m_status;
Vector<IntRect> m_invalidRects;
void performRequest(PluginRequest*);
void scheduleRequest(PluginRequest*);
void requestTimerFired(Timer<PluginView>*);
void invalidateTimerFired(Timer<PluginView>*);
Timer<PluginView> m_requestTimer;
Timer<PluginView> m_invalidateTimer;
void popPopupsStateTimerFired(Timer<PluginView>*);
Timer<PluginView> m_popPopupsStateTimer;
bool dispatchNPEvent(NPEvent&);
OwnPtr<PluginMessageThrottlerWin> m_messageThrottler;
void updateWindow() const;
void paintMissingPluginIcon(GraphicsContext*, const IntRect&);
void handleKeyboardEvent(KeyboardEvent*);
void handleMouseEvent(MouseEvent*);
int m_mode;
int m_paramCount;
char** m_paramNames;
char** m_paramValues;
CString m_mimeType;
CString m_userAgent;
NPP m_instance;
NPP_t m_instanceStruct;
NPWindow m_npWindow;
Vector<bool, 4> m_popupStateStack;
HashSet<RefPtr<PluginStream> > m_streams;
Vector<PluginRequest*> m_requests;
bool m_isWindowed;
bool m_isTransparent;
bool m_isVisible;
bool m_attachedToWindow;
bool m_haveInitialized;
WNDPROC m_pluginWndProc;
HWND m_window; // for windowed plug-ins
mutable IntRect m_clipRect; // The clip rect to apply to a windowed plug-in
mutable IntRect m_windowRect; // Our window rect.
unsigned m_lastMessage;
bool m_isCallingPluginWndProc;
bool m_loadManually;
RefPtr<PluginStream> m_manualStream;
static PluginView* s_currentPluginView;
};
} // namespace WebCore
#endif
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