1 /* 2 * Copyright (C) 2013 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 GOOGLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef WebRTCDTMFSenderHandler_h 27 #define WebRTCDTMFSenderHandler_h 28 29 #include "WebCommon.h" 30 #include "WebString.h" 31 32 namespace blink { 33 class WebRTCDTMFSenderHandlerClient; 34 35 class WebRTCDTMFSenderHandler { 36 public: ~WebRTCDTMFSenderHandler()37 virtual ~WebRTCDTMFSenderHandler() { } 38 39 virtual void setClient(WebRTCDTMFSenderHandlerClient*) = 0; 40 41 virtual WebString currentToneBuffer() = 0; 42 43 virtual bool canInsertDTMF() = 0; 44 virtual bool insertDTMF(const WebString& tones, long duration, long interToneGap) = 0; 45 }; 46 47 } // namespace blink 48 49 #endif // WebRTCDTMFSenderHandler_h 50