icuSources/common/uset_imp.h

   1 /*
   2 *******************************************************************************
   3 *
   4 *   Copyright (C) 2004-2005, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 *******************************************************************************
   8 *   file name:  uset_imp.h
   9 *   encoding:   US-ASCII
  10 *   tab size:   8 (not used)
  11 *   indentation:4
  12 *
  13 *   created on: 2004sep07
  14 *   created by: Markus W. Scherer
  15 *
  16 *   Internal USet definitions.
  17 */
  18
  19 #ifndef __USET_IMP_H__
  20 #define __USET_IMP_H__
  21
  22 #include "unicode/utypes.h"
  23 #include "unicode/uset.h"
  24
  25 U_CDECL_BEGIN
  26
  27 typedef void U_CALLCONV
  28 USetAdd(USet *set, UChar32 c);
  29
  30 typedef void U_CALLCONV
  31 USetAddRange(USet *set, UChar32 start, UChar32 end);
  32
  33 typedef void U_CALLCONV
  34 USetAddString(USet *set, const UChar *str, int32_t length);
  35
  36 typedef void U_CALLCONV
  37 USetRemove(USet *set, UChar32 c);
  38
  39 /**
  40  * Interface for adding items to a USet, to keep low-level code from
  41  * statically depending on the USet implementation.
  42  * Calls will look like sa->add(sa->set, c);
  43  */
  44 struct USetAdder {
  45     USet *set;
  46     USetAdd *add;
  47     USetAddRange *addRange;
  48     USetAddString *addString;
  49     USetRemove *remove;
  50 };
  51 typedef struct USetAdder USetAdder;
  52
  53 U_CDECL_END
  54
  55 /**
  56  * Get the set of "white space" characters in the sense of ICU rule
  57  * parsers.  Caller must close/delete result.
  58  * Equivalent to the set of characters with the Pattern_White_Space Unicode property.
  59  * Stable set of characters, won't change.
  60  * See UAX #31 Identifier and Pattern Syntax: http://www.unicode.org/reports/tr31/
  61  * @internal
  62  */
  63 U_CAPI USet* U_EXPORT2
  64 uprv_openRuleWhiteSpaceSet(UErrorCode* ec);
  65
  66 #endif
  67