зеркало из https://github.com/github/ruby.git
68 строки
2.0 KiB
Ruby
68 строки
2.0 KiB
Ruby
#!/usr/bin/env ruby
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#
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# sample script of Tk::OptionObj
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#
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require "tk"
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optobj = Tk::OptionObj.new('foreground'=>'red', 'background'=>'black')
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f = TkFrame.new.pack(:side=>:left, :anchor=>:n, :padx=>5, :pady=>30)
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b1 = TkButton.new(f, :text=>'AAA').pack(:fill=>:x)
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b2 = TkButton.new(f, :text=>'BBB').pack(:fill=>:x)
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b3 = TkButton.new(f, :text=>'CCC').pack(:fill=>:x)
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optobj.assign( b1,
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[ b2, 'configure',
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{ 'foreground'=>'background',
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'background'=>'foreground' } ],
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[ b3, nil,
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{ 'foreground'=>'background',
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'activeforeground'=>nil,
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'background'=>['foreground', 'activeforeground'] } ] )
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optobj.update('activeforeground'=>'yellow')
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TkButton.new(f){
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configure( optobj.assign(self) + {:text=>'DDD'} )
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pack(:fill=>:x)
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}
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TkButton.new(f){
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configure( optobj.assign([self, nil,
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{'foreground'=>'activeforeground',
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'background'=>'foreground',
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'activeforeground'=>'background'}]) \
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+ {:text=>'EEE', :relief=>:groove, :borderwidth=>5} )
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pack(:fill=>:x)
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}
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optobj.notify # To apply the convert_key ( 3rd element of widget info
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# (that is, {'foreground'=>'activeforeground', ,,, } )
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# of the 'EEE' button
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TkButton.new(f, :text=>'toggle',
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:command=>proc{
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fg = optobj['foreground']
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bg = optobj['background']
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optobj.configure('foreground'=>bg, 'background'=>fg)
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}).pack(:fill=>:x, :pady=>10)
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TkButton.new(f, :text=>'exit',
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:command=>proc{exit}).pack(:fill=>:x, :pady=>10)
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TkFrame.new{|f|
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pack(:side=>:right, :expand=>true, :fill=>:both)
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TkLabel.new(f, :text=>'source::').pack(:anchor=>:w)
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TkFrame.new(f){|ff|
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TkText.new(ff){
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yscrollbar(TkScrollbar.new(ff){pack(:fill=>:y, :side=>:right)})
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insert('end', File.read(__FILE__))
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pack(:side=>:left, :expand=>true, :fill=>:both)
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}
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pack(:expand=>true, :fill=>:both)
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}
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}
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Tk.mainloop
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