Long live Qt 4.5!

1 files changed, 79 insertions, 0 deletions

diff --git a/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelConstructor.cpp b/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelConstructor.cpp
new file mode 100644
index 0000000000..6c11bea4a6
--- /dev/null
+++ b/src/3rdparty/webkit/WebCore/bindings/js/JSMessageChannelConstructor.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2008 Apple 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. ``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
+ * 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. 
+ */
+
+#include "config.h"
+#include "JSMessageChannelConstructor.h"
+
+#include "Document.h"
+#include "JSDocument.h"
+#include "JSMessageChannel.h"
+#include "JSWorkerContext.h"
+#include "MessageChannel.h"
+
+using namespace JSC;
+
+namespace WebCore {
+
+const ClassInfo JSMessageChannelConstructor::s_info = { "MessageChannelConstructor", 0, 0, 0 };
+
+JSMessageChannelConstructor::JSMessageChannelConstructor(ExecState* exec, ScriptExecutionContext* scriptExecutionContext)
+    : DOMObject(JSMessageChannelConstructor::createStructure(exec->lexicalGlobalObject()->objectPrototype()))
+    , m_scriptExecutionContext(scriptExecutionContext)
+{
+    if (m_scriptExecutionContext->isDocument())
+        m_contextWrapper = toJS(exec, static_cast<Document*>(scriptExecutionContext));
+#if ENABLE(WORKERS)
+    else if (m_scriptExecutionContext->isWorkerContext())
+        m_contextWrapper = toJSDOMGlobalObject(scriptExecutionContext);
+#endif
+    else
+        ASSERT_NOT_REACHED();
+
+    putDirect(exec->propertyNames().prototype, JSMessageChannelPrototype::self(exec), None);
+}
+
+JSMessageChannelConstructor::~JSMessageChannelConstructor()
+{
+}
+
+ConstructType JSMessageChannelConstructor::getConstructData(ConstructData& constructData)
+{
+    constructData.native.function = construct;
+    return ConstructTypeHost;
+}
+
+JSObject* JSMessageChannelConstructor::construct(ExecState* exec, JSObject* constructor, const ArgList&)
+{
+    return asObject(toJS(exec, MessageChannel::create(static_cast<JSMessageChannelConstructor*>(constructor)->scriptExecutionContext())));
+}
+
+void JSMessageChannelConstructor::mark()
+{
+    DOMObject::mark();
+    if (!m_contextWrapper->marked())
+        m_contextWrapper->mark();
+}
+
+} // namespace WebCore