icuSources/i18n/csdetect.h

   1 /*
   2  **********************************************************************
   3  *   Copyright (C) 2005-2016, 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 #include "unicode/uenum.h"
  16
  17 U_NAMESPACE_BEGIN
  18
  19 class InputText;
  20 class CharsetRecognizer;
  21 class CharsetMatch;
  22
  23 class CharsetDetector : public UMemory
  24 {
  25 private:
  26     InputText *textIn;
  27     CharsetMatch **resultArray;
  28     int32_t resultCount;
  29     UBool fStripTags;   // If true, setText() will strip tags from input text.
  30     UBool fFreshTextSet;
  31     static void setRecognizers(UErrorCode &status);
  32
  33     UBool *fEnabledRecognizers;  // If not null, active set of charset recognizers had
  34                                 // been changed from the default. The array index is
  35                                 // corresponding to fCSRecognizers. See setDetectableCharset().
  36
  37 public:
  38     CharsetDetector(UErrorCode &status);
  39
  40     ~CharsetDetector();
  41
  42     void setText(const char *in, int32_t len);
  43
  44     const CharsetMatch * const *detectAll(int32_t &maxMatchesFound, UErrorCode &status);
  45
  46     const CharsetMatch *detect(UErrorCode& status);
  47
  48     void setDeclaredEncoding(const char *encoding, int32_t len) const;
  49
  50     UBool setStripTagsFlag(UBool flag);
  51
  52     UBool getStripTagsFlag() const;
  53
  54 //    const char *getCharsetName(int32_t index, UErrorCode& status) const;
  55
  56     static int32_t getDetectableCount();
  57
  58
  59     static UEnumeration * getAllDetectableCharsets(UErrorCode &status);
  60     UEnumeration * getDetectableCharsets(UErrorCode &status) const;
  61     void setDetectableCharset(const char *encoding, UBool enabled, UErrorCode &status);
  62 };
  63
  64 U_NAMESPACE_END
  65
  66 #endif
  67 #endif /* __CSDETECT_H */