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30 lines
818 B
Ruby
30 lines
818 B
Ruby
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require 'tk'
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TkMessage.new(:width=>400, :text=><<EOM).pack
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This sample shows how to use Tk::EncodedString class. \
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This reads 'iso2022-kr' text (from discription of \
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Korean language environment of GNU Emacs 20.7.2) \
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and inserts the text into the text widget.
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EOM
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t1 = TkText.new(:height=>5).pack
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t2 = TkText.new(:height=>5).pack
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t3 = TkText.new(:height=>5).pack
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src_str = IO.readlines('iso2022-kr.txt').join
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t1.insert('end',
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"use neither Tk::EncodedString class nor Tk.encoding= method\n\n")
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t1.insert('end', src_str)
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enc_str = Tk::EncodedString(src_str, 'iso2022-kr')
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t2.insert('end',
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"use Tk::EncodedString class (Tk.encoding => '#{Tk.encoding}')\n\n")
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t2.insert('end', enc_str)
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Tk.encoding = 'iso2022-kr'
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t3.insert('end', "use Tk.encoding = 'iso2022-kr'\n\n")
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t3.insert('end', src_str)
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Tk.mainloop
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