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/*
* Copyright (C) 2010 Apple Inc. 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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 NPJSObjectWrapperMap_h
#define NPJSObjectWrapperMap_h
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
struct NPObject;
typedef struct _NPVariant NPVariant;
namespace JSC {
class ExecState;
class JSGlobalData;
class JSGlobalObject;
class JSObject;
class JSValue;
}
namespace WebKit {
class JSNPObject;
class NPJSObject;
class PluginView;
// A per plug-in map of NPObjects that wrap JavaScript objects.
class NPRuntimeObjectMap {
public:
explicit NPRuntimeObjectMap(PluginView*);
class PluginProtector {
public:
explicit PluginProtector(NPRuntimeObjectMap* npRuntimeObjectMap);
~PluginProtector();
private:
RefPtr<PluginView> m_pluginView;
};
// Returns an NPObject that wraps the given JSObject object. If there is already an NPObject that wraps this JSObject, it will
// retain it and return it.
NPObject* getOrCreateNPObject(JSC::JSGlobalData&, JSC::JSObject*);
void npJSObjectDestroyed(NPJSObject*);
// Returns a JSObject object that wraps the given NPObject.
JSC::JSObject* getOrCreateJSObject(JSC::JSGlobalObject*, NPObject*);
void jsNPObjectDestroyed(JSNPObject*);
void convertJSValueToNPVariant(JSC::ExecState*, JSC::JSValue, NPVariant&);
JSC::JSValue convertNPVariantToJSValue(JSC::ExecState*, JSC::JSGlobalObject*, const NPVariant&);
bool evaluate(NPObject*, const String& scriptString, NPVariant* result);
// Called when the plug-in is destroyed. Will invalidate all the NPObjects.
void invalidate();
JSC::JSGlobalObject* globalObject() const;
JSC::ExecState* globalExec() const;
static void setGlobalException(const String& exceptionString);
static void moveGlobalExceptionToExecState(JSC::ExecState*);
private:
PluginView* m_pluginView;
HashMap<JSC::JSObject*, NPJSObject*> m_npJSObjects;
HashMap<NPObject*, JSNPObject*> m_jsNPObjects;
};
} // namespace WebKit
#endif // NPJSObjectWrapperMap_h
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