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Unified Diff: Source/WebCore/bindings/dart/DartEventListener.h

Issue 8802010: Dart bindings for WebKit (Closed) Base URL: http://svn.webkit.org/repository/webkit/trunk
Patch Set: Created 9 years ago
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Index: Source/WebCore/bindings/dart/DartEventListener.h
diff --git a/Source/WebCore/bindings/dart/DartEventListener.h b/Source/WebCore/bindings/dart/DartEventListener.h
new file mode 100644
index 0000000000000000000000000000000000000000..0ccf4f0786535ee1244e9970f5419a04fd1ae754
--- /dev/null
+++ b/Source/WebCore/bindings/dart/DartEventListener.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2011 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 DartEventListener_h
+#define DartEventListener_h
+
+#include "EventListener.h"
+
+#include <dart_api.h>
+#include <wtf/PassRefPtr.h>
+
+namespace WebCore {
+
+class Event;
+
+class DartEventListener : public EventListener {
+public:
+ static PassRefPtr<DartEventListener> createOrFetch(Dart_Handle listener);
+
+ virtual ~DartEventListener();
+
+ // Implementation of EventListener interface.
+
+ virtual bool operator==(const EventListener& other) { return this == &other; }
+
+ virtual void handleEvent(ScriptExecutionContext*, Event*);
+
+ virtual bool isLazy() const { return false; }
+
+private:
+ DartEventListener(Dart_Isolate, Dart_Handle listener);
+
+ void setListenerObject(Dart_Isolate, Dart_Handle);
+ void disposeListenerObject();
+
+ void invokeEventHandler(ScriptExecutionContext*, Event*, Dart_Handle dartEvent);
+ Dart_Handle callListenerFunction(ScriptExecutionContext*, Dart_Handle dartEvent, Event*);
+
+ // FIXME: Investigate if isolate should go in ScriptExecutionContext.
+ Dart_Isolate m_isolate;
+ Dart_Handle m_listener;
+ // FIXME: implement proper GC support for EventListeners.
+ // FIXME: investigate why m_worldContext is needed in v8, extensions?
+};
+
+}
+
+#endif // DartEventListener_h
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