plan9fox/sys/man/8/statusbar
2011-03-30 19:35:09 +03:00

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.TH STATUSBAR 8
.SH NAME
statusbar \- display a bar graph status window
.SH SYNOPSIS
.B aux/statusbar
[
.B -kt
]
[
.B -w
.I minx,miny,maxx,maxy
]
.I title
.SH DESCRIPTION
.I Aux/statusbar
reads textual status lines
from standard input, converting them into a
continuously updated bar graph displayed in a new window
on the screen.
The
.I title
is displayed on a line above the bar graph.
Each input line is two space-separated decimal numbers:
the numerator and denominator of a fraction.
.PP
.I Statusbar
exits when it reaches end-of-file on standard input.
Typing
.SM DEL
or control-C
will also cause it to exit.
.PP
The options are:
.TP
.B -k
do not allow typing to cause
.I statusbar
to exit
.TP
.B -t
print an ASCII status bar to standard output, using
backspace to redraw it
.TP
.B -w
set the coordinates of the statusbar window created
.PD
.SH EXAMPLE
The
.B -v
option to
.IR hget (1)
.\" and the
.\" .B -d
.\" option to
.\" .IR venti/fmtarenas
.\" and
.\" .I venti/fmtisect
.\" (see
.\" .IR venti-fmt (8))
causes it to print status lines suitable for
input to
.IR statusbar .
.PP
Monitor a long download:
.IP
.EX
hget -v -o bigfile http://server.com/bigfile |[2]
aux/statusbar 'big file download'
.EE
.SH SOURCE
.B /sys/src/cmd/aux/statusbar.c