feedback

linux 下的源代码分析阅读器 red hat公司新版

#!/bin/sh
# ----------------------------------------------------------------------
#  DEMO: feedback in [incr Widgets]
# ----------------------------------------------------------------------
#\
exec itkwish "$0" ${1+"$@"}
package require Iwidgets 3.0

# itkwish interprets the rest...
# ----------------------------------------------------------------------
. configure -background white

iwidgets::feedback .fb -labeltext "Status" -steps 22
pack .fb -padx 4 -pady 4

button .go -text "Go" -command {
    .fb reset
    for {set i 0} {$i < 22} {incr i} {
        .fb step
        after 100
    }
}
pack .go -padx 4 -pady 4