You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
48 lines
1.1 KiB
48 lines
1.1 KiB
6 years ago
|
#!/bin/sh
|
||
|
|
# the next line restarts using wish \
|
||
|
|
exec wish "$0" ${1+"$@"}
|
||
|
|
|
||
|
|
# timer --
|
||
|
|
# This script generates a counter with start and stop buttons.
|
||
|
|
|
||
|
|
package require Tk
|
||
|
|
|
||
|
|
label .counter -text 0.00 -relief raised -width 10 -padx 2m -pady 1m
|
||
|
|
button .start -text Start -command {
|
||
|
|
if {$stopped} {
|
||
|
|
set stopped 0
|
||
|
|
set startMoment [clock clicks -milliseconds]
|
||
|
|
tick
|
||
|
|
.stop configure -state normal
|
||
|
|
.start configure -state disabled
|
||
|
|
}
|
||
|
|
}
|
||
|
|
button .stop -text Stop -state disabled -command {
|
||
|
|
set stopped 1
|
||
|
|
.stop configure -state disabled
|
||
|
|
.start configure -state normal
|
||
|
|
}
|
||
|
|
pack .counter -side bottom -fill both
|
||
|
|
pack .start -side left -fill both -expand yes
|
||
|
|
pack .stop -side right -fill both -expand yes
|
||
|
|
|
||
|
|
set startMoment {}
|
||
|
|
|
||
|
|
set stopped 1
|
||
|
|
|
||
|
|
proc tick {} {
|
||
|
|
global startMoment stopped
|
||
|
|
if {$stopped} {return}
|
||
|
|
after 50 tick
|
||
|
|
set elapsedMS [expr {[clock clicks -milliseconds] - $startMoment}]
|
||
|
|
.counter config -text [format "%.2f" [expr {double($elapsedMS)/1000}]]
|
||
|
|
}
|
||
|
|
|
||
|
|
bind . <Control-c> {destroy .}
|
||
|
|
bind . <Control-q> {destroy .}
|
||
|
|
focus .
|
||
|
|
|
||
|
|
# Local Variables:
|
||
|
|
# mode: tcl
|
||
|
|
# End:
|