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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef V8CustomElementLifecycleCallbacks_h
     32 #define V8CustomElementLifecycleCallbacks_h
     33 
     34 #include "bindings/v8/ActiveDOMCallback.h"
     35 #include "bindings/v8/DOMWrapperWorld.h"
     36 #include "bindings/v8/ScopedPersistent.h"
     37 #include "core/dom/custom/CustomElementLifecycleCallbacks.h"
     38 #include "wtf/PassOwnPtr.h"
     39 #include "wtf/PassRefPtr.h"
     40 #include <v8.h>
     41 
     42 namespace WebCore {
     43 
     44 class CustomElementLifecycleCallbacks;
     45 class Element;
     46 class ExecutionContext;
     47 class V8PerContextData;
     48 
     49 class V8CustomElementLifecycleCallbacks : public CustomElementLifecycleCallbacks, ActiveDOMCallback {
     50 public:
     51     static PassRefPtr<V8CustomElementLifecycleCallbacks> create(ExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> attached, v8::Handle<v8::Function> detached, v8::Handle<v8::Function> attributeChanged);
     52 
     53     virtual ~V8CustomElementLifecycleCallbacks();
     54 
     55     bool setBinding(CustomElementDefinition* owner, PassOwnPtr<CustomElementBinding>);
     56 
     57 private:
     58     V8CustomElementLifecycleCallbacks(ExecutionContext*, v8::Handle<v8::Object> prototype, v8::Handle<v8::Function> created, v8::Handle<v8::Function> attached, v8::Handle<v8::Function> detached, v8::Handle<v8::Function> attributeChanged);
     59 
     60     virtual void created(Element*) OVERRIDE;
     61     virtual void attached(Element*) OVERRIDE;
     62     virtual void detached(Element*) OVERRIDE;
     63     virtual void attributeChanged(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue) OVERRIDE;
     64 
     65     void call(const ScopedPersistent<v8::Function>& weakCallback, Element*);
     66 
     67     V8PerContextData* creationContextData();
     68 
     69     CustomElementDefinition* m_owner;
     70     RefPtr<DOMWrapperWorld> m_world;
     71     ScopedPersistent<v8::Object> m_prototype;
     72     ScopedPersistent<v8::Function> m_created;
     73     ScopedPersistent<v8::Function> m_attached;
     74     ScopedPersistent<v8::Function> m_detached;
     75     ScopedPersistent<v8::Function> m_attributeChanged;
     76 };
     77 
     78 }
     79 
     80 #endif // V8CustomElementLifecycleCallbacks_h
     81