button.tcl
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上传日期:2015-12-11
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文件大小:2k
- # button.tcl --
- #
- # This demonstration script creates a toplevel window containing
- # several button widgets.
- #
- # RCS: @(#) $Id: button.tcl,v 1.2.26.2 2007/05/30 13:24:01 das Exp $
- if {![info exists widgetDemo]} {
- error "This script should be run from the "widget" demo."
- }
- set w .button
- catch {destroy $w}
- toplevel $w
- wm title $w "Button Demonstration"
- wm iconname $w "button"
- positionWindow $w
- label $w.msg -font $font -wraplength 4i -justify left -text "If you click on any of the four buttons below, the background of the button area will change to the color indicated in the button. You can press Tab to move among the buttons, then press Space to invoke the current button."
- pack $w.msg -side top
- frame $w.buttons
- pack $w.buttons -side bottom -fill x -pady 2m
- button $w.buttons.dismiss -text Dismiss -command "destroy $w"
- button $w.buttons.code -text "See Code" -command "showCode $w"
- pack $w.buttons.dismiss $w.buttons.code -side left -expand 1
- proc colorrefresh {w col} {
- $w configure -bg $col
- $w.buttons configure -bg $col
- if {[tk windowingsystem] eq "aqua"} {
- # set highlightbackground of all buttons in $w
- set l [list $w]
- while {[llength $l]} {
- set l [concat [lrange $l 1 end] [winfo children [set b [lindex $l 0]]]]
- if {[winfo class $b] eq "Button"} {
- $b configure -highlightbackground $col
- }
- }
- }
- }
- button $w.b1 -text "Peach Puff" -width 10
- -command [list colorrefresh $w PeachPuff1]
- button $w.b2 -text "Light Blue" -width 10
- -command [list colorrefresh $w LightBlue1]
- button $w.b3 -text "Sea Green" -width 10
- -command [list colorrefresh $w SeaGreen2]
- button $w.b4 -text "Yellow" -width 10
- -command [list colorrefresh $w Yellow1]
- pack $w.b1 $w.b2 $w.b3 $w.b4 -side top -expand yes -pady 2