menu/libmenu/tui.h

   1 /* -*- c -*- ------------------------------------------------------------- *
   2  *
   3  *   Copyright 2004-2005 Murali Krishnan Ganapathy - All Rights Reserved
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   8  *   Boston MA 02111-1307, USA; either version 2 of the License, or
   9  *   (at your option) any later version; incorporated herein by reference.
  10  *
  11  * ----------------------------------------------------------------------- */
  12
  13 #ifndef __TUI_H__
  14 #define __TUI_H__
  15
  16 #include <com32.h>
  17 #include "syslnx.h"
  18 #include "com32io.h"
  19 #include "scancodes.h"
  20
  21
  22 #ifndef NULL
  23 #define NULL ((void *)0)
  24 #endif
  25
  26 #define BELL 0x07
  27 // CHRELATTR = ^N, CHABSATTR = ^O
  28 #define CHABSATTR 15
  29 #define CHRELATTR 14
  30
  31 void clearwindow(char top, char left, char bot, char right,
  32                  char page, char fillchar, char fillattr);
  33
  34 void cls(void); /* Clears the entire current screen page */
  35
  36 // Generic user input,
  37 // password = 0 iff chars echoed on screen
  38 // showoldvalue <> 0 iff current displayed for editing
  39 void getuserinput(char *str, unsigned int size,
  40      unsigned int password, unsigned int showoldvalue);
  41
  42 static inline void getstring(char *str, unsigned int size)
  43 {
  44    getuserinput(str,size,0,0);
  45 }
  46
  47 static inline void editstring(char *str, unsigned int size)
  48 {
  49    getuserinput(str,size,0,1);
  50 }
  51
  52 static inline void getpwd(char * str, unsigned int size)
  53 {
  54    getuserinput(str,size,1,0);
  55 }
  56
  57 // Box drawing Chars offsets into array
  58 #define BOX_TOPLEFT  0x0
  59 #define BOX_BOTLEFT  0x1
  60 #define BOX_TOPRIGHT 0x2
  61 #define BOX_BOTRIGHT 0x3
  62 #define BOX_TOP      0x4 // TOP = BOT = HORIZ
  63 #define BOX_BOT      0x4
  64 #define BOX_HORIZ    0x4
  65 #define BOX_LEFT     0x5
  66 #define BOX_RIGHT    0x5
  67 #define BOX_VERT     0x5 // LEFT=RIGHT=VERT
  68 #define BOX_LTRT     0x6
  69 #define BOX_RTLT     0x7
  70 #define BOX_TOPBOT   0x8
  71 #define BOX_BOTTOP   0x9
  72 #define BOX_MIDDLE   0xA
  73
  74 typedef enum {BOX_SINSIN,BOX_DBLDBL, BOX_SINDBL, BOX_DBLSIN} boxtype;
  75
  76 unsigned char * getboxchars(boxtype bt);
  77
  78 void drawbox(char top,char left,char bot, char right,
  79              char page, char attr,boxtype bt);
  80
  81 // Draw a horizontal line
  82 // dumb == 1, means just draw the line
  83 // dumb == 0 means check the first and last positions and depending on what is
  84 //    currently on the screen make it a LTRT and/or RTLT appropriately.
  85 void drawhorizline(char top, char left, char right, char page, char attr,
  86                    boxtype bt, char dumb);
  87
  88 #endif