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#
# tkbgerror -- bgerror ( tkerror ) module
# 1998/07/16 by Hidetoshi Nagai <nagai@ai.kyutech.ac.jp>
#
require 'tk'
module TkBgError
extend Tk
def bgerror(message)
tk_call 'bgerror', message
end
alias tkerror bgerror
alias show bgerror
module_function :bgerror, :tkerror, :show
def set_handler(hdlr = Proc.new) #==> handler :: proc{|msg| ...body... }
tk_call('proc', 'bgerror', 'msg', install_cmd(hdlr) + ' $msg')
end
def set_default
begin
tk_call('rename', 'bgerror', '')
rescue RuntimeError
end
end
module_function :set_handler, :set_default
end
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