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Diffstat (limited to 'SrcShared/Palm/Platform/Incs/Core/System/CharAttr.h')
| -rw-r--r-- | SrcShared/Palm/Platform/Incs/Core/System/CharAttr.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/SrcShared/Palm/Platform/Incs/Core/System/CharAttr.h b/SrcShared/Palm/Platform/Incs/Core/System/CharAttr.h new file mode 100644 index 0000000..4797bdb --- /dev/null +++ b/SrcShared/Palm/Platform/Incs/Core/System/CharAttr.h @@ -0,0 +1,129 @@ +/****************************************************************************** + * + * Copyright (c) 1994-1999 Palm Computing, Inc. or its subsidiaries. + * All rights reserved. + * + * File: CharAttr.h + * + * Description: + * This file defines character classification and character + * conversion macros + * + * History: + * April 21, 1995 Created by Art Lamb + * + *****************************************************************************/ + +#ifndef __CHARATTR_H__ +#define __CHARATTR_H__ + +// Include elementary types +#include <PalmTypes.h> // Basic types +#include <CoreTraps.h> // Trap Numbers. + +// Remember that sizeof(0x0D) == 2 because 0x0D is treated like an int. The +// same is true of sizeof('a'), sizeof('\0'), and sizeof(chrNull). For this +// reason it's safest to use the sizeOf7BitChar macro to document buffer size +// and string length calcs. Note that this can only be used with low-ascii +// characters, as anything else might be the high byte of a double-byte char. + +#define sizeOf7BitChar(c) 1 + +#ifdef NON_INTERNATIONAL +#define sizeofchar(c) sizeof((char) (c)) +#define lastAsciiChr 0x00FF +#else +#define sizeofchar(c) _Obsolete__use_sizeOf7BitChar +#define lastAsciiChr _Obsolete__lastAsciiChr_does_not_work_for_Japanese +#endif + +// Character attribute code bits. + +#define _XA 0x0200 // extra alphabetic +#define _XS 0x0100 // extra space +#define _BB 0x0080 // BEL, BS, etc. +#define _CN 0x0040 // CR, FF, HT, NL, VT +#define _DI 0x0020 // '0'-'9' +#define _LO 0x0010 // 'a'-'z' and lowercase extended chars. +#define _PU 0x0008 // punctuation +#define _SP 0x0004 // space +#define _UP 0x0002 // 'A'-'Z' and uppercase extended chars. +#define _XD 0x0001 // '0'-'9', 'A'-'F', 'a'-'f' + + +// These macros have all been deprecated and replaced by corresponding TxtCharXXXX +// macros found in TextMgr.h. The main problem is that these all assume 8-bit character +// codes, and thus won't work with Shift JIS and other multi-byte encodings. + +// Character classification macros. + +#ifdef NON_INTERNATIONAL +#define IsAscii(c) (c <= 255) +#define IsAlNum(attr,c) (attr[(UInt8)(c)] & (_DI|_LO|_UP|_XA)) +#define IsAlpha(attr,c) (attr[(UInt8)(c)] & (_LO|_UP|_XA)) +#define IsCntrl(attr,c) (attr[(UInt8)(c)] & (_BB|_CN)) +#define IsDigit(attr,c) (attr[(UInt8)(c)] & _DI) +#define IsGraph(attr,c) (attr[(UInt8)(c)] & (_DI|_LO|_PU|_UP|_XA)) +#define IsLower(attr,c) (attr[(UInt8)(c)] & _LO) +#define IsPrint(attr,c) (attr[(UInt8)(c)] & (_DI|_LO|_PU|_SP|_UP|_XA)) +#define IsPunct(attr,c) (attr[(UInt8)(c)] & _PU) +#define IsSpace(attr,c) (attr[(UInt8)(c)] & (_CN|_SP|_XS)) +#define IsUpper(attr,c) (attr[(UInt8)(c)] & _UP) +#define IsHex(attr,c) (attr[(UInt8)(c)] & _XD) +#define IsDelim(attr,c) (attr[(UInt8)(c)] & _SP|_PU) +#else +#define IsAscii(c) _Obsolete__use_TxtCharIsValid +#define IsAlNum(attr,c) _Obsolete__use_TxtCharIsAlNum +#define IsAlpha(attr,c) _Obsolete__use_TxtCharIsAlpha +#define IsCntrl(attr,c) _Obsolete__use_TxtCharIsCntrl +#define IsDigit(attr,c) _Obsolete__use_TxtCharIsDigit +#define IsGraph(attr,c) _Obsolete__use_TxtCharIsGraph +#define IsLower(attr,c) _Obsolete__use_TxtCharIsLower +#define IsPrint(attr,c) _Obsolete__use_TxtCharIsPrint +#define IsPunct(attr,c) _Obsolete__use_TxtCharIsPunct +#define IsSpace(attr,c) _Obsolete__use_TxtCharIsSpace +#define IsUpper(attr,c) _Obsolete__use_TxtCharIsUpper +#define IsHex(attr,c) _Obsolete__use_TxtCharIsHex +#define IsDelim(attr,c) _Obsolete__use_TxtCharIsDelim +#endif + +// This macro is deprecated because it relies on character code ranges, versus checking +// to ensure that the keydown event has the command bit set in the modifiers field. Use +// the TxtCharIsHardKey macro found in TextMgr.h. + +#ifdef NON_INTERNATIONAL +#define ChrIsHardKey(c) ((((c) >= hardKeyMin) && ((c) <= hardKeyMax)) || ((c) == calcChr)) +#else +#define ChrIsHardKey(c) _Obsolete__use_TxtCharIsHardKey +#endif + +#ifdef REMOVE_FOR_EMULATOR +#ifdef __cplusplus +extern "C" { +#endif + +// In 3.1 and later versions of Palm OS, these routines have all been replaced by new +// Text Manager routines found in TextMgr.h + +#ifdef NON_INTERNATIONAL +const UInt16 *GetCharAttr (void) + SYS_TRAP(sysTrapGetCharAttr); + +const UInt8 *GetCharSortValue (void) + SYS_TRAP(sysTrapGetCharSortValue); + +const UInt8 *GetCharCaselessValue (void) + SYS_TRAP(sysTrapGetCharCaselessValue); +#else +#define GetCharAttr() _Obsolete__use_TxtCharIs_macros +#define GetCharSortValue() _Obsolete__use_TxtCompare +#define GetCharCaselessValue() _Obsolete__use_TxtCaselessCompare +#endif + +#ifdef __cplusplus +} +#endif +#endif + + +#endif /* __CHARATTR_H__ */ |