1 /* 2 * Copyright (C) 2010 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 COMPUTER, 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 APPLE COMPUTER, 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 SpellChecker_h 27 #define SpellChecker_h 28 29 #include "DocumentMarker.h" 30 #include "TextCheckerClient.h" 31 #include <wtf/Noncopyable.h> 32 33 namespace WebCore { 34 35 class TextCheckerClient; 36 class Frame; 37 class Node; 38 39 class SpellChecker { 40 WTF_MAKE_NONCOPYABLE(SpellChecker); 41 public: 42 explicit SpellChecker(Frame*); 43 ~SpellChecker(); 44 45 bool isAsynchronousEnabled() const; 46 bool canCheckAsynchronously(Node*) const; 47 bool isBusy() const; 48 bool isValid(int sequence) const; 49 bool isCheckable(Node*) const; 50 void requestCheckingFor(TextCheckingTypeMask, Node*); 51 void didCheck(int sequence, const Vector<TextCheckingResult>&); 52 53 private: 54 bool initRequest(Node*); 55 void clearRequest(); 56 TextCheckerClient* client() const; 57 58 Frame* m_frame; 59 60 RefPtr<Node> m_requestNode; 61 String m_requestText; 62 int m_requestSequence; 63 }; 64 65 } // namespace WebCore 66 67 #endif // SpellChecker_h 68