lib/libcurses/options.c

   1 #include <curses.h>
   2 #include "curspriv.h"
   3
   4 /****************************************************************/
   5 /* Idlok() is used to set  flag for using the terminal insert/  */
   6 /* Delete line capabilities. This is not relevant for the PC    */
   7 /* Version of curses, and thus nothing is done.                 */
   8 /****************************************************************/
   9 void idlok(win, flag)
  10 WINDOW *win;
  11 bool flag;
  12 {
  13 }
  14
  15 /****************************************************************/
  16 /* Clearok() marks window 'win' to cause screen clearing and    */
  17 /* Redraw the next time a refresh is done.                      */
  18 /****************************************************************/
  19 void clearok(win, flag)
  20 WINDOW *win;
  21 bool flag;
  22 {
  23   if (win == curscr)
  24         _cursvar.tmpwin->_clear = flag;
  25   else
  26         win->_clear = flag;
  27 }
  28
  29 /****************************************************************/
  30 /* Leaveok() marks window 'win' to allow the update routines    */
  31 /* To leave the hardware cursor where it happens to be at the   */
  32 /* End of update. Usually used in combination with cursoff().   */
  33 /****************************************************************/
  34
  35 void leaveok(win, flag)
  36 WINDOW *win;
  37 bool flag;
  38 {
  39   win->_leave = flag;
  40 }
  41
  42 /****************************************************************/
  43 /* Scrollok() marks window 'win' to allow the scrolling region  */
  44 /* Of it to actually scroll.                                    */
  45 /****************************************************************/
  46 void scrollok(win, flag)
  47 WINDOW *win;
  48 bool flag;
  49 {
  50   win->_scroll = flag;
  51 }
  52
  53 /****************************************************************/
  54 /* Nodelay() marks the window to make character input non-      */
  55 /* Waiting, i.e. if there is no character to get, -1 will be    */
  56 /* Returned.                                                    */
  57 /****************************************************************/
  58 void nodelay(win, flag)
  59 WINDOW *win;
  60 bool flag;
  61 {
  62   win->_nodelay = flag;
  63 }
  64
  65 /****************************************************************/
  66 /* Keypad() marks window 'win' to use the special keypad mode.  */
  67 /****************************************************************/
  68 void keypad(win, flag)
  69 WINDOW *win;
  70 bool flag;
  71 {
  72   win->_keypad = flag;
  73 }
  74
  75 /****************************************************************/
  76 /* Meta() allows use of any alternate character set allowed by  */
  77 /* The terminal. We always allow this on the PC, so this one    */
  78 /* Does nothing.                                                */
  79 /****************************************************************/
  80 void meta(win, flag)
  81 WINDOW *win;
  82 bool flag;
  83 {
  84 }