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author | Mystery Man <unknown@mandriva.org> | 2003-04-17 14:51:14 +0000 |
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committer | Mystery Man <unknown@mandriva.org> | 2003-04-17 14:51:14 +0000 |
commit | ef016519fadd0d52908858470a704cce6a8ceeff (patch) | |
tree | 7dda80ef3508a0b6422cc2ea34ce1d933b81f2a4 /mdk-stage1/slang/slgetkey.c | |
parent | 327bd24f8e4291bd1882de1990dd7339f781a9cb (diff) | |
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This commit was manufactured by cvs2svn to create tag 'V1_1_9_55mdk'.V1_1_9_55mdk
Diffstat (limited to 'mdk-stage1/slang/slgetkey.c')
-rw-r--r-- | mdk-stage1/slang/slgetkey.c | 306 |
1 files changed, 0 insertions, 306 deletions
diff --git a/mdk-stage1/slang/slgetkey.c b/mdk-stage1/slang/slgetkey.c deleted file mode 100644 index 2f2914f07..000000000 --- a/mdk-stage1/slang/slgetkey.c +++ /dev/null @@ -1,306 +0,0 @@ -/* Copyright (c) 1992, 1999, 2001 John E. Davis - * This file is part of the S-Lang library. - * - * You may distribute under the terms of either the GNU General Public - * License or the Perl Artistic License. - */ - -#include "slinclud.h" - -#include "slang.h" -#include "_slang.h" - -unsigned int SLang_Input_Buffer_Len = 0; -unsigned char SLang_Input_Buffer [SL_MAX_INPUT_BUFFER_LEN]; - -int SLang_Abort_Char = 7; -int SLang_Ignore_User_Abort = 0; - -/* This has the effect of mapping all characters in the range 128-169 to - * ESC [ something - */ - -unsigned int SLang_getkey (void) -{ - unsigned int imax; - unsigned int ch; - - if (SLang_Input_Buffer_Len) - { - ch = (unsigned int) *SLang_Input_Buffer; - SLang_Input_Buffer_Len--; - imax = SLang_Input_Buffer_Len; - - SLMEMCPY ((char *) SLang_Input_Buffer, - (char *) (SLang_Input_Buffer + 1), imax); - } - else if (SLANG_GETKEY_ERROR == (ch = _SLsys_getkey ())) return ch; - -#if _SLANG_MAP_VTXXX_8BIT -# if !defined(IBMPC_SYSTEM) - if (ch & 0x80) - { - unsigned char i; - i = (unsigned char) (ch & 0x7F); - if (i < ' ') - { - i += 64; - SLang_ungetkey (i); - ch = 27; - } - } -# endif -#endif - return(ch); -} - -int SLang_ungetkey_string (unsigned char *s, unsigned int n) -{ - register unsigned char *bmax, *b, *b1; - if (SLang_Input_Buffer_Len + n + 3 > SL_MAX_INPUT_BUFFER_LEN) - return -1; - - b = SLang_Input_Buffer; - bmax = (b - 1) + SLang_Input_Buffer_Len; - b1 = bmax + n; - while (bmax >= b) *b1-- = *bmax--; - bmax = b + n; - while (b < bmax) *b++ = *s++; - SLang_Input_Buffer_Len += n; - return 0; -} - -int SLang_buffer_keystring (unsigned char *s, unsigned int n) -{ - - if (n + SLang_Input_Buffer_Len + 3 > SL_MAX_INPUT_BUFFER_LEN) return -1; - - SLMEMCPY ((char *) SLang_Input_Buffer + SLang_Input_Buffer_Len, - (char *) s, n); - SLang_Input_Buffer_Len += n; - return 0; -} - -int SLang_ungetkey (unsigned char ch) -{ - return SLang_ungetkey_string(&ch, 1); -} - -int SLang_input_pending (int tsecs) -{ - int n; - unsigned char c; - if (SLang_Input_Buffer_Len) return (int) SLang_Input_Buffer_Len; - - n = _SLsys_input_pending (tsecs); - - if (n <= 0) return 0; - - c = (unsigned char) SLang_getkey (); - SLang_ungetkey_string (&c, 1); - - return n; -} - -void SLang_flush_input (void) -{ - int quit = SLKeyBoard_Quit; - - SLang_Input_Buffer_Len = 0; - SLKeyBoard_Quit = 0; - while (_SLsys_input_pending (0) > 0) - { - (void) _SLsys_getkey (); - /* Set this to 0 because _SLsys_getkey may stuff keyboard buffer if - * key sends key sequence (OS/2, DOS, maybe VMS). - */ - SLang_Input_Buffer_Len = 0; - } - SLKeyBoard_Quit = quit; -} - -#ifdef IBMPC_SYSTEM -static int Map_To_ANSI; -int SLgetkey_map_to_ansi (int enable) -{ - Map_To_ANSI = enable; - return 0; -} - -static int convert_scancode (unsigned int scan, - unsigned int shift, - int getkey, - unsigned int *ret_key) -{ - unsigned char buf[16]; - unsigned char *b; - unsigned char end; - int is_arrow; - - shift &= (_SLTT_KEY_ALT|_SLTT_KEY_SHIFT|_SLTT_KEY_CTRL); - - b = buf; - if (_SLTT_KEY_ALT == shift) - { - shift = 0; - *b++ = 27; - } - *b++ = 27; - *b++ = '['; - - is_arrow = 0; - end = '~'; - if (shift) - { - if (shift == _SLTT_KEY_CTRL) - end = '^'; - else if (shift == _SLTT_KEY_SHIFT) - end = '$'; - else shift = 0; - } - - /* These mappings correspond to what rxvt produces under Linux */ - switch (scan & 0xFF) - { - default: - return -1; - - case 0x47: /* home */ - *b++ = '1'; - break; - case 0x48: /* up */ - end = 'A'; - is_arrow = 1; - break; - case 0x49: /* PgUp */ - *b++ = '5'; - break; - case 0x4B: /* Left */ - end = 'D'; - is_arrow = 1; - break; - case 0x4D: /* Right */ - end = 'C'; - is_arrow = 1; - break; - case 0x4F: /* End */ - *b++ = '4'; - break; - case 0x50: /* Down */ - end = 'B'; - is_arrow = 1; - break; - case 0x51: /* PgDn */ - *b++ = '6'; - break; - case 0x52: /* Insert */ - *b++ = '2'; - break; - case 0x53: /* Delete */ - *b++ = '3'; - break; - case ';': /* F1 */ - *b++ = '1'; - *b++ = '1'; - break; - case '<': /* F2 */ - *b++ = '1'; - *b++ = '2'; - break; - case '=': /* F3 */ - *b++ = '1'; - *b++ = '3'; - break; - - case '>': /* F4 */ - *b++ = '1'; - *b++ = '4'; - break; - - case '?': /* F5 */ - *b++ = '1'; - *b++ = '5'; - break; - - case '@': /* F6 */ - *b++ = '1'; - *b++ = '7'; - break; - - case 'A': /* F7 */ - *b++ = '1'; - *b++ = '8'; - break; - - case 'B': /* F8 */ - *b++ = '1'; - *b++ = '9'; - break; - - case 'C': /* F9 */ - *b++ = '2'; - *b++ = '0'; - break; - - case 'D': /* F10 */ - *b++ = '2'; - *b++ = '1'; - break; - - case 0x57: /* F11 */ - *b++ = '2'; - *b++ = '3'; - break; - - case 0x58: /* F12 */ - *b++ = '2'; - *b++ = '4'; - break; - } - - if (is_arrow && shift) - { - if (shift == _SLTT_KEY_CTRL) - end &= 0x1F; - else - end |= 0x20; - } - *b++ = end; - - if (getkey) - { - (void) SLang_buffer_keystring (buf + 1, (unsigned int) (b - (buf + 1))); - *ret_key = buf[0]; - return 0; - } - - (void) SLang_buffer_keystring (buf, (unsigned int) (b - buf)); - return 0; -} - - -unsigned int _SLpc_convert_scancode (unsigned int scan, - unsigned int shift, - int getkey) -{ - unsigned char buf[16]; - - if (Map_To_ANSI) - { - if (0 == convert_scancode (scan, shift, getkey, &scan)) - return scan; - } - - if (getkey) - { - buf[0] = scan & 0xFF; - SLang_buffer_keystring (buf, 1); - return (scan >> 8) & 0xFF; - } - buf[0] = (scan >> 8) & 0xFF; - buf[1] = scan & 0xFF; - (void) SLang_buffer_keystring (buf, 2); - return 0; -} - -#endif |