| 1 | /****************************************************************/
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| 2 | /* Wsetscrreg() routine of the PCcurses package */
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| 3 | /* */
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| 4 | /****************************************************************/
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| 5 | /* This version of curses is based on ncurses, a curses version */
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| 6 | /* Originally written by Pavel Curtis at Cornell University. */
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| 7 | /* I have made substantial changes to make it run on IBM PC's, */
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| 8 | /* And therefore consider myself free to make it public domain. */
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| 9 | /* Bjorn Larsson (...mcvax!enea!infovax!bl) */
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| 10 | /****************************************************************/
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| 11 | /* 1.0: Release: 870515 */
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| 12 | /****************************************************************/
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| 13 | /* Modified to run under the MINIX operating system by Don Cope */
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| 14 | /* These changes are also released into the public domain. */
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| 15 | /* 900906 */
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| 16 | /****************************************************************/
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| 17 |
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| 18 | #include <curses.h>
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| 19 | #include "curspriv.h"
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| 20 |
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| 21 | /****************************************************************/
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| 22 | /* Wsetscrreg() set the scrolling region of window 'win' to in- */
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| 23 | /* Clude all lines between 'top' and 'bottom'. */
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| 24 | /****************************************************************/
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| 25 |
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| 26 | int wsetscrreg(win, top, bottom)
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| 27 | WINDOW *win;
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| 28 | int top;
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| 29 | int bottom;
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| 30 | {
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| 31 | if ((0 <= top) &&
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| 32 | (top <= win->_cury)
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| 33 | &&
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| 34 | (win->_cury <= bottom)
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| 35 | &&
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| 36 | (bottom <= win->_maxy)
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| 37 | ) {
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| 38 | win->_regtop = top;
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| 39 | win->_regbottom = bottom;
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| 40 | return(OK);
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| 41 | }
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| 42 |
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| 43 | /* If */
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| 44 | else
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| 45 | return(ERR);
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| 46 | } /* wsetscrreg */
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| 47 |
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| 48 | /****************************************************************/
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| 49 | /* Setscrreg() set the scrolling region of stdscr to include */
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| 50 | /* All lines between 'top' and 'bottom'. */
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| 51 | /****************************************************************/
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| 52 |
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| 53 | int setscrreg(top, bottom)
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| 54 | int top;
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| 55 | int bottom;
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| 56 | {
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| 57 | return(wsetscrreg(stdscr, top, bottom));
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| 58 | } /* setscrreg */
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