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/*
* Copyright (C) 2010 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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 APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 SpellChecker_h
#define SpellChecker_h
#include "DocumentMarker.h"
#include <wtf/Noncopyable.h>
namespace WebCore {
class EditorClient;
class Frame;
class Node;
class SpellCheckingResult {
public:
explicit SpellCheckingResult(DocumentMarker::MarkerType type = DocumentMarker::Spelling, int location = 0, int length = 0)
: m_type(type)
, m_location(location)
, m_length(length)
{
}
DocumentMarker::MarkerType type() const { return m_type; }
int location() const { return m_location; }
int length() const { return m_length; }
private:
DocumentMarker::MarkerType m_type;
int m_location;
int m_length;
};
class SpellChecker : public Noncopyable {
public:
explicit SpellChecker(Frame*, EditorClient*);
~SpellChecker();
bool isAsynchronousEnabled() const;
bool canCheckAsynchronously(Node*) const;
bool isBusy() const;
bool isValid(int sequence) const;
bool isCheckable(Node*) const;
void requestCheckingFor(Node*);
void didCheck(int sequence, const Vector<SpellCheckingResult>&);
private:
bool initRequest(Node*);
void clearRequest();
Frame* m_frame;
EditorClient* m_client;
RefPtr<Node> m_requestNode;
String m_requestText;
int m_requestSequence;
};
} // namespace WebCore
#endif // SpellChecker_h
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