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|
#
# a dialog box with a global grab (called by 'widget')
#
class TkDialog_Demo2 < TkDialog
###############
private
###############
def title
"Dialog with global grab"
end
def message
"This dialog box uses a global grab, so it prevents you from interacting with anything on your display until you invoke one of the buttons below. Global grabs are almost always a bad idea; don't use them unless you're truly desperate."
end
def bitmap
'info'
end
def default_button
0
end
def buttons
["OK", "Cancel", "Show Code"]
end
end
ret = TkDialog_Demo2.new('message_config'=>{'wraplength'=>'4i'},
'prev_command'=>proc{|dialog|
Tk.after 100, proc{dialog.grab('global')}
}).value
case ret
when 0
print "\You pressed OK\n"
when 1
print "You pressed Cancel\n"
when 2
showCode 'dialog2'
end
|
