mirror of
https://github.com/clementine-player/Clementine
synced 2024-12-15 10:48:33 +01:00
97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsUniversalDetector_h__
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#define nsUniversalDetector_h__
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#include <stdint.h>
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class nsCharSetProber;
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typedef enum {
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NS_OK,
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NS_ERROR_OUT_OF_MEMORY,
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} nsresult;
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#define NUM_OF_CHARSET_PROBERS 3
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typedef enum {
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ePureAscii = 0,
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eEscAscii = 1,
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eHighbyte = 2
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} nsInputState;
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#define NS_FILTER_CHINESE_SIMPLIFIED 0x01
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#define NS_FILTER_CHINESE_TRADITIONAL 0x02
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#define NS_FILTER_JAPANESE 0x04
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#define NS_FILTER_KOREAN 0x08
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#define NS_FILTER_NON_CJK 0x10
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#define NS_FILTER_ALL 0x1F
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#define NS_FILTER_CHINESE (NS_FILTER_CHINESE_SIMPLIFIED | \
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NS_FILTER_CHINESE_TRADITIONAL)
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#define NS_FILTER_CJK (NS_FILTER_CHINESE_SIMPLIFIED | \
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NS_FILTER_CHINESE_TRADITIONAL | \
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NS_FILTER_JAPANESE | \
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NS_FILTER_KOREAN)
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class nsUniversalDetector {
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public:
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nsUniversalDetector(uint32_t aLanguageFilter);
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virtual ~nsUniversalDetector();
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virtual nsresult HandleData(const char* aBuf, uint32_t aLen);
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virtual void DataEnd(void);
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protected:
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virtual void Report(const char* aCharset) = 0;
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virtual void Reset();
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nsInputState mInputState;
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bool mDone;
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bool mInTag;
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bool mStart;
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bool mGotData;
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char mLastChar;
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const char * mDetectedCharset;
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int32_t mBestGuess;
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uint32_t mLanguageFilter;
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nsCharSetProber *mCharSetProbers[NUM_OF_CHARSET_PROBERS];
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nsCharSetProber *mEscCharSetProber;
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};
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#endif
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