NAME
touchwin — window refresh control function
SYNOPSIS
#include <curses.h>
int touchwin(WINDOW *win);
DESCRIPTION
The
touchwin()
function touches the specified window (that is, marks it as having changed
more recently than the last refresh operation).
RETURN VALUE
Upon successful completion, the this function return OK. Otherwise, it
returns ERR.
ERRORS
No errors are defined.
APPLICATION USAGE
Calling
touchwin()
or
touchline()
is sometimes necessary when using overlapping windows, since a change to one
window affects the other window, but the records of which lines have been
changed in the other window do not reflect the change.
CHANGE HISTORY
First released in X/Open Curses, Issue 2.
Printable version
