third_party/WebKit/public/platform/WebRTCDataChannelHandlerClient.h

   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  * 1.  Redistributions of source code must retain the above copyright
   8  *     notice, this list of conditions and the following disclaimer.
   9  * 2.  Redistributions in binary form must reproduce the above copyright
  10  *     notice, this list of conditions and the following disclaimer in the
  11  *     documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  15  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  16  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  17  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  18  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  19  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  22  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  23  */
  24
  25 #ifndef WebRTCDataChannelHandlerClient_h
  26 #define WebRTCDataChannelHandlerClient_h
  27
  28 #include "WebCommon.h"
  29 #include "WebPrivatePtr.h"
  30 #include "WebString.h"
  31
  32 namespace blink {
  33
  34 class BLINK_EXPORT WebRTCDataChannelHandlerClient {
  35 public:
  36     enum ReadyState {
  37         ReadyStateConnecting = 0,
  38         ReadyStateOpen = 1,
  39         ReadyStateClosing = 2,
  40         ReadyStateClosed = 3,
  41     };
  42
  43     virtual ~WebRTCDataChannelHandlerClient() { }
  44
  45     virtual void didChangeReadyState(ReadyState) = 0;
  46     // TODO(bemasc): Make this pure virtual once Chromium unit tests are updated
  47     virtual void didDecreaseBufferedAmount(unsigned) { };
  48     virtual void didReceiveStringData(const WebString&) = 0;
  49     virtual void didReceiveRawData(const char*, size_t) = 0;
  50     virtual void didDetectError() = 0;
  51 };
  52
  53 } // namespace blink
  54
  55 #endif // WebRTCDataChannelHandlerClient_h