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      1 /*
      2  * Copyright (C) 2009 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 #include "config.h"
     32 #include "JSMessageEvent.h"
     33 
     34 #include "JSDOMBinding.h"
     35 #include "JSDOMWindow.h"
     36 #include "JSEventTarget.h"
     37 #include "JSMessagePortCustom.h"
     38 #include "MessageEvent.h"
     39 #include <runtime/JSArray.h>
     40 
     41 using namespace JSC;
     42 
     43 namespace WebCore {
     44 
     45 JSValue JSMessageEvent::ports(ExecState* exec) const
     46 {
     47     MessagePortArray* ports = static_cast<MessageEvent*>(impl())->ports();
     48     if (!ports || ports->isEmpty())
     49         return jsNull();
     50 
     51     MarkedArgumentBuffer list;
     52     for (size_t i = 0; i < ports->size(); i++)
     53         list.append(toJS(exec, globalObject(), (*ports)[i].get()));
     54     return constructArray(exec, list);
     55 }
     56 
     57 JSC::JSValue JSMessageEvent::initMessageEvent(JSC::ExecState* exec, const JSC::ArgList& args)
     58 {
     59     const UString& typeArg = args.at(0).toString(exec);
     60     bool canBubbleArg = args.at(1).toBoolean(exec);
     61     bool cancelableArg = args.at(2).toBoolean(exec);
     62     PassRefPtr<SerializedScriptValue> dataArg = SerializedScriptValue::create(exec, args.at(3));
     63     const UString& originArg = args.at(4).toString(exec);
     64     const UString& lastEventIdArg = args.at(5).toString(exec);
     65     DOMWindow* sourceArg = toDOMWindow(args.at(6));
     66     OwnPtr<MessagePortArray> messagePorts;
     67     if (!args.at(7).isUndefinedOrNull()) {
     68         messagePorts = new MessagePortArray();
     69         fillMessagePortArray(exec, args.at(7), *messagePorts);
     70         if (exec->hadException())
     71             return jsUndefined();
     72     }
     73 
     74     MessageEvent* event = static_cast<MessageEvent*>(this->impl());
     75     event->initMessageEvent(typeArg, canBubbleArg, cancelableArg, dataArg, originArg, lastEventIdArg, sourceArg, messagePorts.release());
     76     return jsUndefined();
     77 }
     78 
     79 } // namespace WebCore
     80