icuSources/i18n/csdetect.h

   1 /*
   2  **********************************************************************
   3  *   Copyright (C) 2005-2013, International Business Machines
   4  *   Corporation and others.  All Rights Reserved.
   5  **********************************************************************
   6  */
   7
   8 #ifndef __CSDETECT_H
   9 #define __CSDETECT_H
  10
  11 #include "unicode/uobject.h"
  12
  13 #if !UCONFIG_NO_CONVERSION
  14
  15 U_NAMESPACE_BEGIN
  16
  17 class InputText;
  18 class CharsetRecognizer;
  19 class CharsetMatch;
  20
  21 class CharsetDetector : public UMemory
  22 {
  23 private:
  24     InputText *textIn;
  25     CharsetMatch **resultArray;
  26     int32_t resultCount;
  27     UBool fStripTags;   // If true, setText() will strip tags from input text.
  28     UBool fFreshTextSet;
  29     static void setRecognizers(UErrorCode &status);
  30
  31     UBool *fEnabledRecognizers;  // If not null, active set of charset recognizers had
  32                                 // been changed from the default. The array index is
  33                                 // corresponding to fCSRecognizers. See setDetectableCharset().
  34
  35 public:
  36     CharsetDetector(UErrorCode &status);
  37
  38     ~CharsetDetector();
  39
  40     void setText(const char *in, int32_t len);
  41
  42     const CharsetMatch * const *detectAll(int32_t &maxMatchesFound, UErrorCode &status);
  43
  44     const CharsetMatch *detect(UErrorCode& status);
  45
  46     void setDeclaredEncoding(const char *encoding, int32_t len) const;
  47
  48     UBool setStripTagsFlag(UBool flag);
  49
  50     UBool getStripTagsFlag() const;
  51
  52 //    const char *getCharsetName(int32_t index, UErrorCode& status) const;
  53
  54     static int32_t getDetectableCount();
  55
  56
  57     static UEnumeration * getAllDetectableCharsets(UErrorCode &status);
  58     UEnumeration * getDetectableCharsets(UErrorCode &status) const;
  59     void setDetectableCharset(const char *encoding, UBool enabled, UErrorCode &status);
  60 };
  61
  62 U_NAMESPACE_END
  63
  64 #endif
  65 #endif /* __CSDETECT_H */