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c4fdfabcc8
g -L frozen_string_literal ext/**/*.rb|xargs ruby -Ka -e'ARGV.each{|fn|puts
fn;open(fn,"r+"){|f|s=f.read.sub(/\A(#!.*\n)?(#.*coding.*\n)?/,"\\&#
frozen_string_literal: false\n");f.rewind;f.write s}}'
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
73 lines
1.9 KiB
Ruby
73 lines
1.9 KiB
Ruby
# frozen_string_literal: false
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# check.rb
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#
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# This demonstration script creates a toplevel window containing
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# several checkbuttons.
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#
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# checkbutton widget demo (called by 'widget')
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#
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# toplevel widget
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if defined?($check_demo) && $check_demo
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$check_demo.destroy
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$check_demo = nil
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end
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# demo toplevel widget
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$check_demo = TkToplevel.new {|w|
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title("Checkbutton Demonstration")
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iconname("check")
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positionWindow(w)
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}
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base_frame = TkFrame.new($check_demo).pack(:fill=>:both, :expand=>true)
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# label
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msg = TkLabel.new(base_frame) {
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font $font
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wraplength '4i'
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justify 'left'
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text "Three checkbuttons are displayed below. If you click on a button, it will toggle the button's selection state and set a Tcl variable to a value indicating the state of the checkbutton. Click the \"See Variables\" button to see the current values of the variables."
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}
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msg.pack('side'=>'top')
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#
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wipers = TkVariable.new(0)
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brakes = TkVariable.new(0)
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sober = TkVariable.new(0)
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# frame
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TkFrame.new(base_frame) {|frame|
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TkButton.new(frame) {
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text 'Dismiss'
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command proc{
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tmppath = $check_demo
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$check_demo = nil
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$showVarsWin[tmppath.path] = nil
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tmppath.destroy
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}
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}.pack('side'=>'left', 'expand'=>'yes')
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TkButton.new(frame) {
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text 'Show Code'
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command proc{showCode 'check'}
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}.pack('side'=>'left', 'expand'=>'yes')
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TkButton.new(frame) {
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text 'See Variables'
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command proc{
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showVars(base_frame,
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['wipers', wipers], ['brakes', brakes], ['sober', sober])
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}
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}.pack('side'=>'left', 'expand'=>'yes')
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}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
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# checkbutton
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[ TkCheckButton.new(base_frame, 'text'=>'Wipers OK', 'variable'=>wipers),
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TkCheckButton.new(base_frame, 'text'=>'Brakes OK', 'variable'=>brakes),
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TkCheckButton.new(base_frame, 'text'=>'Driver Sober', 'variable'=>sober)
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].each{|w| w.relief('flat'); w.pack('side'=>'top', 'pady'=>2, 'anchor'=>'w')}
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