11 lines
223 B
Ruby
11 lines
223 B
Ruby
require 'tk'
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str = TkVariable.new("no clicks yet")
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count = 0
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root = TkRoot.new
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TkLabel.new(root, "textvariable" => str).pack
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TkButton.new(root) do
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text "click me"
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command {str.value = count += 1}
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pack
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end
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Tk.mainloop
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