summaryrefslogtreecommitdiffstats
path: root/lib/libncurses/lib_deleteln.c
blob: d218eb49aadceca0cf246716e5116b345a96a09b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48

/* This work is copyrighted. See COPYRIGHT.OLD & COPYRIGHT.NEW for   *
*  details. If they are missing then this copy is in violation of    *
*  the copyright conditions.                                        */

/*
**	lib_deleteln.c
**
**	The routine wdeleteln().
**
*/

#include "curses.priv.h"
#include <nterm.h>

int wdeleteln(WINDOW *win)
{
chtype	*end, *temp;
int	y, touched = 0;

    T(("wdeleteln(%x) called", win));

	temp = win->_line[win->_cury];

	if (win->_idlok && (delete_line != NULL)) {
		putp(delete_line);
		touched = 1;
	}

	for (y = win->_cury; y < win->_regbottom; y++) {
	    win->_line[y] = win->_line[y+1];

	    if (!touched) {
	        win->_firstchar[y] = 0;
			win->_lastchar[y] = win->_maxx;
	    }
	}

	win->_line[win->_regbottom] = temp;
	if (!touched) {
	    win->_firstchar[win->_regbottom] = 0;
	    win->_lastchar[win->_regbottom] = win->_maxx;
	}

	for (end = &(temp[win->_maxx]); temp <= end; )
	    *temp++ = ' ' | win->_attrs;
	return OK;
}
OpenPOWER on IntegriCloud