mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
/*
|
|
* 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 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 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 HTMLEntitySearch_h
|
|
#define HTMLEntitySearch_h
|
|
|
|
#include "wtf/text/WTFString.h"
|
|
|
|
namespace blink {
|
|
|
|
struct HTMLEntityTableEntry;
|
|
|
|
class HTMLEntitySearch {
|
|
public:
|
|
HTMLEntitySearch();
|
|
|
|
void advance(UChar);
|
|
|
|
bool isEntityPrefix() const { return !!m_first; }
|
|
int currentLength() const { return m_currentLength; }
|
|
|
|
const HTMLEntityTableEntry* mostRecentMatch() const { return m_mostRecentMatch; }
|
|
|
|
private:
|
|
enum CompareResult {
|
|
Before,
|
|
Prefix,
|
|
After,
|
|
};
|
|
|
|
CompareResult compare(const HTMLEntityTableEntry*, UChar) const;
|
|
const HTMLEntityTableEntry* findFirst(UChar) const;
|
|
const HTMLEntityTableEntry* findLast(UChar) const;
|
|
|
|
void fail()
|
|
{
|
|
m_first = 0;
|
|
m_last = 0;
|
|
}
|
|
|
|
int m_currentLength;
|
|
|
|
const HTMLEntityTableEntry* m_mostRecentMatch;
|
|
const HTMLEntityTableEntry* m_first;
|
|
const HTMLEntityTableEntry* m_last;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|