'\" te
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.TH scrl 3XCURSES "5 Jun 2002" "SunOS 5.11" "X/Open Curses Library Functions"
.SH NAME
scrl, scroll, wscrl \- scroll a window
.SH SYNOPSIS
.LP
.nf
\fBcc\fR [ \fIflag\fR... ] \fIfile\fR... \fB-I\fR /usr/xpg4/include \fB -L \fR /usr/xpg4/lib \e
\fB -R \fR /usr/xpg4/lib \fB -lcurses \fR [ \fIlibrary\fR... ]

\fBc89\fR [ \fIflag\fR... ] \fIfile\fR... \fB-lcurses\fR [ \fIlibrary\fR... ]

#include <curses.h>

\fBint\fR \fBscrl\fR(\fBint\fR \fIn\fR);
.fi

.LP
.nf
\fBint\fR \fBscroll\fR(\fBWINDOW *\fR\fIwin\fR);
.fi

.LP
.nf
\fBint\fR \fBwscrl\fR(\fBWINDOW *\fR\fIwin\fR, \fBint\fR \fIn\fR);
.fi

.SH PARAMETERS
.sp
.ne 2
.mk
.na
\fB\fIn\fR\fR
.ad
.RS 7n
.rt  
number and direction of lines to scroll
.RE

.sp
.ne 2
.mk
.na
\fB\fIwin\fR\fR
.ad
.RS 7n
.rt  
pointer to the window in which to scroll
.RE

.SH DESCRIPTION
.sp
.LP
The \fBscroll()\fR function scrolls the window \fIwin\fR up one line.  The
current cursor position is not changed.
.sp
.LP
The \fBscrl()\fR and \fBwscrl()\fR functions scroll the window \fBstdscr\fR or
\fIwin\fR up or down \fIn\fR lines, where \fIn\fR is a positive (scroll up) or
negative (scroll down) integer.
.sp
.LP
The \fBscrollok\fR(3XCURSES) function must be enabled for these functions to
work.
.SH RETURN VALUES
.sp
.LP
On success, these functions return \fBOK\fR. Otherwise, they return \fBERR\fR.
.SH ERRORS
.sp
.LP
None.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(5) for descriptions of the following attributes:
.sp

.sp
.TS
tab() box;
cw(2.75i) |cw(2.75i) 
lw(2.75i) |lw(2.75i) 
.
ATTRIBUTE TYPEATTRIBUTE VALUE
_
Interface StabilityStandard
_
MT-LevelUnsafe
.TE

.SH SEE ALSO
.sp
.LP
\fBclearok\fR(3XCURSES), \fBlibcurses\fR(3XCURSES), \fBattributes\fR(5),
\fBstandards\fR(5)