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comparison: extensions/universalchardet/src/base/nsUniversalDetector.h
extensions/universalchardet/src/base/nsUniversalDetector.h
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsUniversalDetector_h__ | |
| 7 #define nsUniversalDetector_h__ | |
| 8 | |
| 9 class nsCharSetProber; | |
| 10 | |
| 11 #define NUM_OF_CHARSET_PROBERS 3 | |
| 12 | |
| 13 typedef enum { | |
| 14 ePureAscii = 0, | |
| 15 eEscAscii = 1, | |
| 16 eHighbyte = 2 | |
| 17 } nsInputState; | |
| 18 | |
| 19 #define NS_FILTER_CHINESE_SIMPLIFIED 0x01 | |
| 20 #define NS_FILTER_CHINESE_TRADITIONAL 0x02 | |
| 21 #define NS_FILTER_JAPANESE 0x04 | |
| 22 #define NS_FILTER_KOREAN 0x08 | |
| 23 #define NS_FILTER_NON_CJK 0x10 | |
| 24 #define NS_FILTER_ALL 0x1F | |
| 25 #define NS_FILTER_CHINESE (NS_FILTER_CHINESE_SIMPLIFIED | \ | |
| 26 NS_FILTER_CHINESE_TRADITIONAL) | |
| 27 #define NS_FILTER_CJK (NS_FILTER_CHINESE_SIMPLIFIED | \ | |
| 28 NS_FILTER_CHINESE_TRADITIONAL | \ | |
| 29 NS_FILTER_JAPANESE | \ | |
| 30 NS_FILTER_KOREAN) | |
| 31 | |
| 32 class nsUniversalDetector { | |
| 33 public: | |
| 34 nsUniversalDetector(uint32_t aLanguageFilter); | |
| 35 virtual ~nsUniversalDetector(); | |
| 36 virtual nsresult HandleData(const char* aBuf, uint32_t aLen); | |
| 37 virtual void DataEnd(void); | |
| 38 | |
| 39 protected: | |
| 40 virtual void Report(const char* aCharset) = 0; | |
| 41 virtual void Reset(); | |
| 42 nsInputState mInputState; | |
| 43 bool mDone; | |
| 44 bool mInTag; | |
| 45 bool mStart; | |
| 46 bool mGotData; | |
| 47 char mLastChar; | |
| 48 const char * mDetectedCharset; | |
| 49 int32_t mBestGuess; | |
| 50 uint32_t mLanguageFilter; | |
| 51 | |
| 52 nsCharSetProber *mCharSetProbers[NUM_OF_CHARSET_PROBERS]; | |
| 53 nsCharSetProber *mEscCharSetProber; | |
| 54 }; | |
| 55 | |
| 56 #endif | |
| 57 |
