Property definitions

linux $ BackButton :: defaultinit
# Button to go back between windows
class BackButton
	super Button

	# TODO i18n
	redef fun text=(value) do super(value or else "Back")

	redef fun signal(sender, data)
	do
		super

		app.window.on_back_button
	end
end
lib/linux/ui.nit:252,1--265,3