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      1 /*
      2  * Copyright (C) 2012 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
      6  * are met:
      7  *
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer
     12  *    in the documentation and/or other materials provided with the
     13  *    distribution.
     14  * 3. Neither the name of Google Inc. nor the names of its contributors
     15  *    may be used to endorse or promote products derived from this
     16  *    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 #include "modules/mediastream/RTCVoidRequestImpl.h"
     34 
     35 #include "core/html/VoidCallback.h"
     36 #include "modules/mediastream/RTCErrorCallback.h"
     37 #include "modules/mediastream/RTCPeerConnection.h"
     38 
     39 namespace WebCore {
     40 
     41 PassRefPtr<RTCVoidRequestImpl> RTCVoidRequestImpl::create(ScriptExecutionContext* context, PassRefPtr<VoidCallback> successCallback, PassRefPtr<RTCErrorCallback> errorCallback)
     42 {
     43     RefPtr<RTCVoidRequestImpl> request = adoptRef(new RTCVoidRequestImpl(context, successCallback, errorCallback));
     44     request->suspendIfNeeded();
     45     return request.release();
     46 }
     47 
     48 RTCVoidRequestImpl::RTCVoidRequestImpl(ScriptExecutionContext* context, PassRefPtr<VoidCallback> successCallback, PassRefPtr<RTCErrorCallback> errorCallback)
     49     : ActiveDOMObject(context)
     50     , m_successCallback(successCallback)
     51     , m_errorCallback(errorCallback)
     52 {
     53 }
     54 
     55 RTCVoidRequestImpl::~RTCVoidRequestImpl()
     56 {
     57 }
     58 
     59 void RTCVoidRequestImpl::requestSucceeded()
     60 {
     61     if (m_successCallback)
     62         m_successCallback->handleEvent();
     63 
     64     clear();
     65 }
     66 
     67 void RTCVoidRequestImpl::requestFailed(const String& error)
     68 {
     69     if (m_errorCallback.get())
     70         m_errorCallback->handleEvent(error);
     71 
     72     clear();
     73 }
     74 
     75 void RTCVoidRequestImpl::stop()
     76 {
     77     clear();
     78 }
     79 
     80 void RTCVoidRequestImpl::clear()
     81 {
     82     m_successCallback.clear();
     83     m_errorCallback.clear();
     84 }
     85 
     86 } // namespace WebCore
     87