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/*
* Copyright (C) 2000 Harri Porten (porten@kde.org)
* Copyright (C) 2003-2017 Apple Inc. All rights reseved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include "DOMWindow.h"
#include "JSDOMGlobalObject.h"
#include "JSDOMWrapperCache.h"
#include <JavaScriptCore/AuxiliaryBarrierInlines.h>
#include <JavaScriptCore/HeapInlines.h>
#include <JavaScriptCore/JSArray.h>
#include <JavaScriptCore/JSCJSValueInlines.h>
#include <JavaScriptCore/JSCellInlines.h>
#include <JavaScriptCore/JSObjectInlines.h>
#include <JavaScriptCore/Lookup.h>
#include <JavaScriptCore/ObjectConstructor.h>
#include <JavaScriptCore/SlotVisitorInlines.h>
#include <JavaScriptCore/StructureInlines.h>
#include <JavaScriptCore/WriteBarrier.h>
#include <cstddef>
#include <wtf/Forward.h>
#include <wtf/GetPtr.h>
#include <wtf/Vector.h>
namespace WebCore {
class DOMWrapperWorld;
class Frame;
class FetchResponse;
class JSDOMWindow;
class JSDOMWindowBasePrivate;
class JSWindowProxy;
class WEBCORE_EXPORT JSDOMWindowBase : public JSDOMGlobalObject {
typedef JSDOMGlobalObject Base;
protected:
JSDOMWindowBase(JSC::VM&, JSC::Structure*, RefPtr<DOMWindow>&&, JSWindowProxy*);
void finishCreation(JSC::VM&, JSWindowProxy*);
static void destroy(JSCell*);
public:
void updateDocument();
DOMWindow& wrapped() const { return *m_wrapped; }
ScriptExecutionContext* scriptExecutionContext() const;
// Called just before removing this window from the JSWindowProxy.
void willRemoveFromWindowProxy();
DECLARE_INFO;
static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSValue prototype)
{
return JSC::Structure::create(vm, 0, prototype, JSC::TypeInfo(JSC::GlobalObjectType, StructureFlags), info());
}
static const JSC::GlobalObjectMethodTable s_globalObjectMethodTable;
static bool supportsRichSourceInfo(const JSC::JSGlobalObject*);
static bool shouldInterruptScript(const JSC::JSGlobalObject*);
static bool shouldInterruptScriptBeforeTimeout(const JSC::JSGlobalObject*);
static JSC::RuntimeFlags javaScriptRuntimeFlags(const JSC::JSGlobalObject*);
static void queueTaskToEventLoop(JSC::JSGlobalObject&, Ref<JSC::Microtask>&&);
void printErrorMessage(const String&) const;
JSWindowProxy* proxy() const;
static void fireFrameClearedWatchpointsForWindow(DOMWindow*);
protected:
JSC::WatchpointSet m_windowCloseWatchpoints;
private:
using ResponseCallback = WTF::Function<void(const char*, size_t)>;
static JSC::Identifier moduleLoaderResolve(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSValue, JSC::JSValue);
static JSC::JSInternalPromise* moduleLoaderFetch(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSValue, JSC::JSValue);
static JSC::JSValue moduleLoaderEvaluate(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSValue, JSC::JSValue);
static JSC::JSInternalPromise* moduleLoaderImportModule(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSString*, JSC::JSValue, const JSC::SourceOrigin&);
static JSC::JSObject* moduleLoaderCreateImportMetaProperties(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSModuleRecord*, JSC::JSValue);
#if ENABLE(WEBASSEMBLY)
static void compileStreaming(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSPromiseDeferred*, JSC::JSValue);
static void instantiateStreaming(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSPromiseDeferred*, JSC::JSValue, JSC::JSObject*);
#endif
RefPtr<DOMWindow> m_wrapped;
JSWindowProxy* m_proxy;
};
WEBCORE_EXPORT JSC::JSValue toJS(JSC::ExecState*, DOMWindow&);
// The following return a JSWindowProxy or jsNull()
// JSDOMGlobalObject* is ignored, accessing a window in any context will use that DOMWindow's prototype chain.
inline JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject*, DOMWindow& window) { return toJS(state, window); }
inline JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, DOMWindow* window) { return window ? toJS(state, globalObject, *window) : JSC::jsNull(); }
inline JSC::JSValue toJS(JSC::ExecState* state, DOMWindow* window) { return window ? toJS(state, *window) : JSC::jsNull(); }
// The following return a JSDOMWindow or nullptr.
JSDOMWindow* toJSDOMWindow(Frame&, DOMWrapperWorld&);
inline JSDOMWindow* toJSDOMWindow(Frame* frame, DOMWrapperWorld& world) { return frame ? toJSDOMWindow(*frame, world) : nullptr; }
WEBCORE_EXPORT JSDOMWindow* toJSDOMWindow(JSC::VM&, JSC::JSValue);
// DOMWindow associated with global object of the "most-recently-entered author function or script
// on the stack, or the author function or script that originally scheduled the currently-running callback."
// (<https://html.spec.whatwg.org/multipage/webappapis.html#concept-incumbent-everything>, 27 April 2017)
// FIXME: Make this work for an "author function or script that originally scheduled the currently-running callback."
// See <https://bugs.webkit.org/show_bug.cgi?id=163412>.
DOMWindow& incumbentDOMWindow(JSC::ExecState&);
DOMWindow& activeDOMWindow(JSC::ExecState&);
DOMWindow& firstDOMWindow(JSC::ExecState&);
// FIXME: This should probably be removed in favor of one of the other DOMWindow accessors. It is intended
// to provide the document specfied as the 'responsible document' in the algorithm for document.open()
// (https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#document-open-steps steps 4
// and 23 and https://html.spec.whatwg.org/multipage/webappapis.html#responsible-document). It is only
// used by JSDocument.
Document* responsibleDocument(JSC::ExecState&);
} // namespace WebCore