WebKit/chromium/src/BoundObject.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/chromium/src/BoundObject.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+#include "config.h"
+#include "BoundObject.h"
+
+#include "V8Proxy.h"
+
+namespace WebKit {
+
+BoundObject::BoundObject(v8::Handle<v8::Context> context, void* v8This, const char* objectName)
+    : m_objectName(objectName)
+    , m_context(context)
+    , m_v8This(v8This)
+{
+    v8::Context::Scope contextScope(context);
+    v8::Local<v8::FunctionTemplate> localTemplate = v8::FunctionTemplate::New(WebCore::V8Proxy::checkNewLegal);
+    m_hostTemplate = v8::Persistent<v8::FunctionTemplate>::New(localTemplate);
+    m_hostTemplate->SetClassName(v8::String::New(objectName));
+}
+
+BoundObject::~BoundObject()
+{
+    m_hostTemplate.Dispose();
+}
+
+void BoundObject::addProtoFunction(const char* name, v8::InvocationCallback callback)
+{
+    v8::Context::Scope contextScope(m_context);
+    v8::Local<v8::Signature> signature = v8::Signature::New(m_hostTemplate);
+    v8::Local<v8::ObjectTemplate> proto = m_hostTemplate->PrototypeTemplate();
+    v8::Local<v8::External> v8This = v8::External::New(m_v8This);
+    proto->Set(
+        v8::String::New(name),
+        v8::FunctionTemplate::New(
+            callback,
+            v8This,
+            signature),
+        static_cast<v8::PropertyAttribute>(v8::DontDelete));
+}
+
+void BoundObject::build()
+{
+    v8::Context::Scope contextScope(m_context);
+    v8::Local<v8::Function> constructor = m_hostTemplate->GetFunction();
+    v8::Local<v8::Object> boundObject = WebCore::SafeAllocation::newInstance(constructor);
+
+    v8::Handle<v8::Object> global = m_context->Global();
+    global->Set(v8::String::New(m_objectName), boundObject);
+}
+
+} // namespace WebKit