/*
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WebSpeechRecognitionHandle_h
#define WebSpeechRecognitionHandle_h
#include "../platform/WebCommon.h"
#include "../platform/WebPrivatePtr.h"
namespace WebCore {
class SpeechRecognition;
}
namespace blink {
class WebSpeechRecognitionResult;
class WebString;
// WebSpeechRecognitionHandle is used by WebSpeechRecognizer to identify a
// recognition session, and by WebSpeechRecognizerClient to route
// recognition events.
class WebSpeechRecognitionHandle {
public:
~WebSpeechRecognitionHandle() { reset(); }
WebSpeechRecognitionHandle() { }
WebSpeechRecognitionHandle(const WebSpeechRecognitionHandle& other) { assign(other); }
WebSpeechRecognitionHandle& operator=(const WebSpeechRecognitionHandle& other)
{
assign(other);
return *this;
}
BLINK_EXPORT void reset();
BLINK_EXPORT void assign(const WebSpeechRecognitionHandle&);
// Comparison functions are provided so that WebSpeechRecognitionHandle objects
// can be stored in a hash map.
BLINK_EXPORT bool equals(const WebSpeechRecognitionHandle&) const;
BLINK_EXPORT bool lessThan(const WebSpeechRecognitionHandle&) const;
#if BLINK_IMPLEMENTATION
explicit WebSpeechRecognitionHandle(const PassRefPtrWillBeRawPtr<WebCore::SpeechRecognition>&);
WebSpeechRecognitionHandle& operator=(const PassRefPtrWillBeRawPtr<WebCore::SpeechRecognition>&);
operator PassRefPtrWillBeRawPtr<WebCore::SpeechRecognition>() const;
#endif
private:
WebPrivatePtr<WebCore::SpeechRecognition> m_private;
};
inline bool operator==(const WebSpeechRecognitionHandle& a, const WebSpeechRecognitionHandle& b)
{
return a.equals(b);
}
inline bool operator!=(const WebSpeechRecognitionHandle& a, const WebSpeechRecognitionHandle& b)
{
return !(a == b);
}
inline bool operator<(const WebSpeechRecognitionHandle& a, const WebSpeechRecognitionHandle& b)
{
return a.lessThan(b);
}
} // namespace blink
#endif // WebSpeechRecognitionHandle_h