1/* 2 * Copyright (C) 2012 Apple 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'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef AlternativeTextUIController_h 27#define AlternativeTextUIController_h 28 29#include "AlternativeTextClient.h" 30#include "FloatRect.h" 31#include <wtf/HashMap.h> 32#include <wtf/RetainPtr.h> 33 34#if USE(DICTATION_ALTERNATIVES) 35OBJC_CLASS NSTextAlternatives; 36OBJC_CLASS NSView; 37 38namespace WebCore { 39 40class AlternativeTextUIController { 41public: 42 AlternativeTextUIController() { } 43 // Returns a context ID. 44 uint64_t addAlternatives(const RetainPtr<NSTextAlternatives>&); 45 void clear(); 46 void showAlternatives(NSView*, const FloatRect& boundingBoxOfPrimaryString, uint64_t context, void(^acceptanceHandler)(NSString*)); 47 void removeAlternatives(uint64_t context); 48 Vector<String> alternativesForContext(uint64_t context); 49 50private: 51 void handleAcceptedAlternative(NSString* acceptedAlternative, uint64_t context, NSTextAlternatives*); 52 53 void dismissAlternatives(); 54 55 class AlernativeTextContextController { 56 public: 57 AlernativeTextContextController() { } 58 uint64_t addAlternatives(const RetainPtr<NSTextAlternatives>&); 59 void clear(); 60 NSTextAlternatives* alternativesForContext(uint64_t context); 61 void removeAlternativesForContext(uint64_t context); 62 static const uint64_t invalidContext = 0; 63 private: 64 typedef HashMap<uint64_t, RetainPtr<NSTextAlternatives> > HashMapType; 65 HashMapType m_alternativesObjectMap; 66 }; 67 68 AlernativeTextContextController m_contextController; 69 RetainPtr<NSView> m_view; 70}; 71 72} // namespace WebCore 73 74#endif 75#endif // AlternativeTextUIController_h 76