reactos/base/shell/cmd/screen.c

   1 /*
   2  * SCREEN.C - screen internal command.
   3  *
   4  * clone from 4nt msgbox command
   5  *
   6  * 30 Aug 1999
   7  *     started - Paolo Pantaleo <paolopan@freemail.it>
   8  *
   9  *    30-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
  10  *        Remove all hardcoded strings in En.rc
  11  *
  12  */
  13
  14 #include "precomp.h"
  15
  16 #ifdef INCLUDE_CMD_SCREEN
  17
  18
  19 INT CommandScreen (LPTSTR param)
  20 {
  21     SHORT x,y;
  22     BOOL bSkipText = FALSE;
  23
  24     if (_tcsncmp (param, _T("/?"), 2) == 0)
  25     {
  26         ConOutResPaging(TRUE,STRING_SCREEN_HELP);
  27         return 0;
  28     }
  29
  30     nErrorLevel = 0;
  31
  32     //get row
  33     while(_istspace(*param))
  34         param++;
  35
  36     if (!(*param))
  37     {
  38         error_req_param_missing ();
  39         return 1;
  40     }
  41
  42     y = _ttoi(param);
  43     if (y<0 || y>(maxy-1))
  44     {
  45         ConOutResPuts(STRING_SCREEN_ROW);
  46
  47         return 1;
  48     }
  49
  50     //get col
  51     if (!(param = _tcschr(param,_T(' '))))
  52     {
  53         error_req_param_missing ();
  54         return 1;
  55     }
  56
  57     while(_istspace(*param))
  58         param++;
  59
  60     if (!(*param))
  61     {
  62         error_req_param_missing ();
  63         return 1;
  64     }
  65
  66     x = _ttoi(param);
  67     if (x<0 || x>(maxx-1))
  68     {
  69         ConErrResPuts(STRING_SCREEN_COL);
  70         return 1;
  71     }
  72
  73     //get text
  74     if (!(param = _tcschr(param,_T(' '))))
  75     {
  76         bSkipText = TRUE;
  77     }
  78     else
  79     {
  80         while(_istspace(*param))
  81             param++;
  82
  83         if (!(*param))
  84         {
  85             bSkipText = TRUE;
  86         }
  87     }
  88
  89     bIgnoreEcho = TRUE;
  90
  91     if (bSkipText)
  92         x=0;
  93
  94
  95     SetCursorXY(x,y);
  96
  97     if (!(bSkipText))
  98         ConOutPuts(param);
  99
 100     return 0;
 101 }
 102
 103 #endif /* INCLUDE_CMD_SCREEN */