/* * Copyright (C) 2013 Google 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 V8MutationCallback_h #define V8MutationCallback_h #include "bindings/v8/ActiveDOMCallback.h" #include "bindings/v8/NewScriptState.h" #include "bindings/v8/ScopedPersistent.h" #include "core/dom/MutationCallback.h" #include "wtf/OwnPtr.h" #include "wtf/RefPtr.h" #include <v8.h> namespace WebCore { class ExecutionContext; class V8MutationCallback FINAL : public MutationCallback, public ActiveDOMCallback { public: static PassOwnPtr<V8MutationCallback> create(v8::Handle<v8::Function> callback, ExecutionContext* context, v8::Handle<v8::Object> owner, v8::Isolate* isolate) { ASSERT(context); return adoptPtr(new V8MutationCallback(callback, context, owner, isolate)); } virtual void call(const Vector<RefPtr<MutationRecord> >&, MutationObserver*) OVERRIDE; virtual ExecutionContext* executionContext() const OVERRIDE { return ContextLifecycleObserver::executionContext(); } private: V8MutationCallback(v8::Handle<v8::Function>, ExecutionContext*, v8::Handle<v8::Object>, v8::Isolate*); static void setWeakCallback(const v8::WeakCallbackData<v8::Function, V8MutationCallback>&); ScopedPersistent<v8::Function> m_callback; RefPtr<NewScriptState> m_scriptState; }; } #endif // V8MutationCallback_h