84 lines
3.2 KiB
C++
84 lines
3.2 KiB
C++
/*
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* Copyright (C) 2008-2021 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "JSEventTarget.h"
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#include "DOMWindow.h"
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#include "EventTarget.h"
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#include "EventTargetHeaders.h"
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#include "EventTargetInterfaces.h"
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#include "JSDOMWindow.h"
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#include "JSEventListener.h"
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#include "JSWindowProxy.h"
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#include "JSWorkerGlobalScope.h"
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#include "WorkerGlobalScope.h"
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#if ENABLE(OFFSCREEN_CANVAS)
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#include "OffscreenCanvas.h"
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#endif
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namespace WebCore {
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using namespace JSC;
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JSValue toJSNewlyCreated(JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref<EventTarget>&& value)
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{
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return createWrapper<EventTarget>(globalObject, WTFMove(value));
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}
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EventTarget* JSEventTarget::toWrapped(VM& vm, JSValue value)
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{
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if (value.inherits<JSWindowProxy>(vm))
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return &jsCast<JSWindowProxy*>(asObject(value))->wrapped();
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if (value.inherits<JSDOMWindow>(vm))
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return &jsCast<JSDOMWindow*>(asObject(value))->wrapped();
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if (value.inherits<JSWorkerGlobalScope>(vm))
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return &jsCast<JSWorkerGlobalScope*>(asObject(value))->wrapped();
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if (value.inherits<JSEventTarget>(vm))
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return &jsCast<JSEventTarget*>(asObject(value))->wrapped();
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return nullptr;
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}
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std::unique_ptr<JSEventTargetWrapper> jsEventTargetCast(VM& vm, JSValue thisValue)
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{
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if (auto* target = jsDynamicCast<JSEventTarget*>(vm, thisValue))
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return makeUnique<JSEventTargetWrapper>(target->wrapped(), *target);
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if (auto* window = toJSDOMGlobalObject<JSDOMWindow>(vm, thisValue))
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return makeUnique<JSEventTargetWrapper>(window->wrapped(), *window);
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if (auto* scope = toJSDOMGlobalObject<JSWorkerGlobalScope>(vm, thisValue))
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return makeUnique<JSEventTargetWrapper>(scope->wrapped(), *scope);
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return nullptr;
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}
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template<typename Visitor>
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void JSEventTarget::visitAdditionalChildren(Visitor& visitor)
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{
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wrapped().visitJSEventListeners(visitor);
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}
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DEFINE_VISIT_ADDITIONAL_CHILDREN(JSEventTarget);
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} // namespace WebCore
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