Index: Source/bindings/v8/V8EventListenerList.h |
diff --git a/Source/bindings/v8/V8EventListenerList.h b/Source/bindings/v8/V8EventListenerList.h |
deleted file mode 100644 |
index 34ee4106e017cd9e6413f0b0355409800c66776b..0000000000000000000000000000000000000000 |
--- a/Source/bindings/v8/V8EventListenerList.h |
+++ /dev/null |
@@ -1,114 +0,0 @@ |
-/* |
- * Copyright (C) 2009 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: |
- * |
- * * Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * * 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. |
- * * Neither the name of Google Inc. nor the names of its |
- * contributors may be used to endorse or promote products derived from |
- * this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
- * OWNER OR 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 V8EventListenerList_h |
-#define V8EventListenerList_h |
- |
-#include "bindings/v8/V8Binding.h" |
-#include "bindings/v8/V8EventListener.h" |
-#include <v8.h> |
- |
-namespace WebCore { |
- |
-class LocalFrame; |
- |
-enum ListenerLookupType { |
- ListenerFindOnly, |
- ListenerFindOrCreate, |
-}; |
- |
-// This is a container for V8EventListener objects that uses hidden properties of v8::Object to speed up lookups. |
-class V8EventListenerList { |
-public: |
- static PassRefPtr<V8EventListener> findWrapper(v8::Local<v8::Value> value, ScriptState* scriptState) |
- { |
- ASSERT(scriptState->isolate()->InContext()); |
- if (!value->IsObject()) |
- return nullptr; |
- |
- v8::Handle<v8::String> wrapperProperty = getHiddenProperty(false, scriptState->isolate()); |
- return doFindWrapper(v8::Local<v8::Object>::Cast(value), wrapperProperty, scriptState); |
- } |
- |
- template<typename WrapperType> |
- static PassRefPtr<V8EventListener> findOrCreateWrapper(v8::Local<v8::Value>, bool isAttribute, ScriptState*); |
- |
- static void clearWrapper(v8::Handle<v8::Object> listenerObject, bool isAttribute, v8::Isolate* isolate) |
- { |
- v8::Handle<v8::String> wrapperProperty = getHiddenProperty(isAttribute, isolate); |
- listenerObject->DeleteHiddenValue(wrapperProperty); |
- } |
- |
- static PassRefPtr<EventListener> getEventListener(ScriptState*, v8::Local<v8::Value>, bool isAttribute, ListenerLookupType); |
- |
-private: |
- static V8EventListener* doFindWrapper(v8::Local<v8::Object> object, v8::Handle<v8::String> wrapperProperty, ScriptState* scriptState) |
- { |
- v8::HandleScope scope(scriptState->isolate()); |
- ASSERT(scriptState->isolate()->InContext()); |
- v8::Local<v8::Value> listener = object->GetHiddenValue(wrapperProperty); |
- if (listener.IsEmpty()) |
- return 0; |
- return static_cast<V8EventListener*>(v8::External::Cast(*listener)->Value()); |
- } |
- |
- static inline v8::Handle<v8::String> getHiddenProperty(bool isAttribute, v8::Isolate* isolate) |
- { |
- return isAttribute ? v8AtomicString(isolate, "attributeListener") : v8AtomicString(isolate, "listener"); |
- } |
-}; |
- |
-template<typename WrapperType> |
-PassRefPtr<V8EventListener> V8EventListenerList::findOrCreateWrapper(v8::Local<v8::Value> value, bool isAttribute, ScriptState* scriptState) |
-{ |
- v8::Isolate* isolate = scriptState->isolate(); |
- ASSERT(isolate->InContext()); |
- if (!value->IsObject() |
- // Non-callable attribute setter input is treated as null (no wrapper) |
- || (isAttribute && !value->IsFunction())) |
- return nullptr; |
- |
- v8::Local<v8::Object> object = v8::Local<v8::Object>::Cast(value); |
- v8::Handle<v8::String> wrapperProperty = getHiddenProperty(isAttribute, isolate); |
- |
- V8EventListener* wrapper = doFindWrapper(object, wrapperProperty, scriptState); |
- if (wrapper) |
- return wrapper; |
- |
- RefPtr<V8EventListener> wrapperPtr = WrapperType::create(object, isAttribute, scriptState); |
- if (wrapperPtr) |
- object->SetHiddenValue(wrapperProperty, v8::External::New(isolate, wrapperPtr.get())); |
- |
- return wrapperPtr; |
-} |
- |
-} // namespace WebCore |
- |
-#endif // V8EventListenerList_h |