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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004, 2006, 2007, 2008, 2009, 2012 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef HTMLPlugInElement_h
#define HTMLPlugInElement_h
#include "HTMLFrameOwnerElement.h"
#include "Image.h"
#if ENABLE(NETSCAPE_PLUGIN_API)
struct NPObject;
#endif
namespace JSC {
namespace Bindings {
class Instance;
}
}
namespace WebCore {
class PluginReplacement;
class RenderEmbeddedObject;
class RenderWidget;
class Widget;
class HTMLPlugInElement : public HTMLFrameOwnerElement {
public:
virtual ~HTMLPlugInElement();
void resetInstance();
PassRefPtr<JSC::Bindings::Instance> getInstance();
enum class PluginLoadingPolicy { DoNotLoad, Load };
WEBCORE_EXPORT Widget* pluginWidget(PluginLoadingPolicy = PluginLoadingPolicy::Load) const;
enum DisplayState {
WaitingForSnapshot,
DisplayingSnapshot,
Restarting,
RestartingWithPendingMouseClick,
Playing,
PreparingPluginReplacement,
DisplayingPluginReplacement,
};
DisplayState displayState() const { return m_displayState; }
virtual void setDisplayState(DisplayState);
virtual void updateSnapshot(PassRefPtr<Image>) { }
virtual void dispatchPendingMouseClick() { }
virtual bool isRestartedPlugin() const { return false; }
JSC::JSObject* scriptObjectForPluginReplacement();
#if ENABLE(NETSCAPE_PLUGIN_API)
WEBCORE_EXPORT NPObject* getNPObject();
#endif
bool isCapturingMouseEvents() const { return m_isCapturingMouseEvents; }
void setIsCapturingMouseEvents(bool capturing) { m_isCapturingMouseEvents = capturing; }
virtual bool canContainRangeEndPoint() const override { return false; }
bool canProcessDrag() const;
#if PLATFORM(IOS)
virtual bool willRespondToMouseMoveEvents() override { return false; }
#endif
virtual bool willRespondToMouseClickEvents() override;
virtual bool isPlugInImageElement() const { return false; }
bool isUserObservable() const;
protected:
HTMLPlugInElement(const QualifiedName& tagName, Document&);
virtual void willDetachRenderers() override;
virtual bool isPresentationAttribute(const QualifiedName&) const override;
virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStyleProperties&) override;
virtual bool useFallbackContent() const { return false; }
virtual void defaultEventHandler(Event*) override;
virtual bool requestObject(const String& url, const String& mimeType, const Vector<String>& paramNames, const Vector<String>& paramValues);
virtual RenderPtr<RenderElement> createElementRenderer(Ref<RenderStyle>&&, const RenderTreePosition&) override;
virtual void didAddUserAgentShadowRoot(ShadowRoot*) override;
// Subclasses should use guardedDispatchBeforeLoadEvent instead of calling dispatchBeforeLoadEvent directly.
bool guardedDispatchBeforeLoadEvent(const String& sourceURL);
bool m_inBeforeLoadEventHandler;
private:
void swapRendererTimerFired();
bool shouldOverridePlugin(const String& url, const String& mimeType);
bool dispatchBeforeLoadEvent(const String& sourceURL); // Not implemented, generates a compile error if subclasses call this by mistake.
// FIXME: Shadow DOM spec says we should be able to create shadow root on applet, embed, and object.
virtual bool canHaveUserAgentShadowRoot() const override final { return true; }
// This will load the plugin if necessary.
virtual RenderWidget* renderWidgetLoadingPlugin() const = 0;
virtual bool supportsFocus() const override;
virtual bool isKeyboardFocusable(KeyboardEvent*) const override;
virtual bool isPluginElement() const override final;
RefPtr<JSC::Bindings::Instance> m_instance;
Timer m_swapRendererTimer;
RefPtr<PluginReplacement> m_pluginReplacement;
#if ENABLE(NETSCAPE_PLUGIN_API)
NPObject* m_NPObject;
#endif
bool m_isCapturingMouseEvents;
DisplayState m_displayState;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::HTMLPlugInElement)
static bool isType(const WebCore::Node& node) { return node.isPluginElement(); }
SPECIALIZE_TYPE_TRAITS_END()
#endif // HTMLPlugInElement_h
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