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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
85 lines
2.1 KiB
Ruby
85 lines
2.1 KiB
Ruby
# frozen_string_literal: false
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# button.rb
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#
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# This demonstration script creates a toplevel window containing
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# several button widgets.
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#
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# button widget demo (called by 'widget')
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#
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# toplevel widget
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if defined?($button_demo) && $button_demo
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$button_demo.destroy
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$button_demo = nil
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end
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# demo toplevel widget
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$button_demo = TkToplevel.new {|w|
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title("Button Demonstration")
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iconname("button")
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positionWindow(w)
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}
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# label
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msg = TkLabel.new($button_demo) {
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font $kanji_font
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wraplength '4i'
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justify 'left'
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text "If you click on any of the four buttons below, the background of the button area will change to the color indicated in the button. You can press Tab to move among the buttons, then press Space to invoke the current button."
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}
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msg.pack('side'=>'top')
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# frame
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$button_buttons = Tk::Frame.new($button_demo) {|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 = $button_demo
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$button_demo = 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 'See Code'
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command proc{showCode 'button'}
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}.pack('side'=>'left', 'expand'=>'yes')
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}.pack('side'=>'bottom', 'fill'=>'x', 'pady'=>'2m')
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# button
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TkButton.new($button_demo){
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text "Peach Puff"
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width 10
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command proc{
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$button_demo.configure('bg','PeachPuff1')
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$button_buttons.configure('bg','PeachPuff1')
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}
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}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
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TkButton.new($button_demo){
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text "Light Blue"
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width 10
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command proc{
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$button_demo.configure('bg','LightBlue1')
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$button_buttons.configure('bg','LightBlue1')
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}
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}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
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TkButton.new($button_demo){
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text "Sea Green"
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width 10
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command proc{
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$button_demo.configure('bg','SeaGreen2')
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$button_buttons.configure('bg','SeaGreen2')
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}
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}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
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TkButton.new($button_demo){
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text "Yellow"
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width 10
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command proc{
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$button_demo.configure('bg','Yellow1')
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$button_buttons.configure('bg','Yellow1')
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}
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}.pack('side'=>'top', 'expand'=>'yes', 'pady'=>2)
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