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 

    33 #if ENABLE(WORKERS)

    34 

    35 #include "DedicatedWorkerContext.h"

    36 

    37 #include "DedicatedWorkerThread.h"

    38 #include "DOMWindow.h"

    39 #include "MessageEvent.h"

    40 #include "WorkerObjectProxy.h"

    41 

    42 namespace WebCore {

    43 

    44 DedicatedWorkerContext::DedicatedWorkerContext(const KURL& url, const String& userAgent, DedicatedWorkerThread* thread)

    45     : WorkerContext(url, userAgent, thread)

    46 {

    47 }

    48 

    49 // FIXME: remove this when we update the ObjC bindings (bug #28774).

    50 void DedicatedWorkerContext::postMessage(PassRefPtr<SerializedScriptValue> message, MessagePort* port, ExceptionCode& ec)

    51 {

    52     MessagePortArray ports;

    53     if (port)

    54         ports.append(port);

    55     postMessage(message, &ports, ec);

    56 }

    57 

    58 void DedicatedWorkerContext::postMessage(PassRefPtr<SerializedScriptValue> message, ExceptionCode& ec)

    59 {

    60     postMessage(message, static_cast<MessagePortArray*>(0), ec);

    61 }

    62 

    63 void DedicatedWorkerContext::postMessage(PassRefPtr<SerializedScriptValue> message, const MessagePortArray* ports, ExceptionCode& ec)

    64 {

    65     // Disentangle the port in preparation for sending it to the remote context.

    66     OwnPtr<MessagePortChannelArray> channels = MessagePort::disentanglePorts(ports, ec);

    67     if (ec)

    68         return;

    69     thread()->workerObjectProxy().postMessageToWorkerObject(message, channels.release());

    70 }

    71 

    72 void DedicatedWorkerContext::importScripts(const Vector<String>& urls, ExceptionCode& ec)

    73 {

    74     Base::importScripts(urls, ec);

    75     thread()->workerObjectProxy().reportPendingActivity(hasPendingActivity());

    76 }

    77 

    78 DedicatedWorkerThread* DedicatedWorkerContext::thread()

    79 {

    80     return static_cast<DedicatedWorkerThread*>(Base::thread());

    81 }

    82 

    83 } // namespace WebCore

    84 

    85 #endif // ENABLE(WORKERS)