~rainct/screenruler/screenruler-gtk3

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 ###############################################################################
 #  Copyright 2011 Ian McIntosh <ian@openanswers.org>
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
 #  the Free Software Foundation; either version 2 of the License, or
 #  (at your option) any later version.
 #
 #  This program is distributed in the hope that it will be useful,
 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 #  GNU Library General Public License for more details.
 #
 #  You should have received a copy of the GNU General Public License
 #  along with this program; if not, write to the Free Software
 #  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 ###############################################################################

require 'delegate'

class GladeWindow < DelegateClass(Gtk::Window)
	# Useful constants
	MOUSE_BUTTON_1, MOUSE_BUTTON_2, MOUSE_BUTTON_3 = (1..3).to_a

	def initialize(root_widget_name, options = {})
		# load the widgets below 'root_widget' and auto-hookup all the methods
		builder = Gtk::Builder.new
		builder.add_from_file(sprintf("interface/%s.ui", root_widget_name))
		builder.connect_signals { | handler_name |
			method(handler_name)
		}

		# in the class, we will refer to the GtkWindow as @window when referencing variables
		@window = builder.get_object(root_widget_name)
		@window.realize

		# and we want access to all widgets below us, so we keep the builder
 		# instance around so we can call .get_object
		@builder = builder

		super(@window)		# ...as required by delegation
	end

	# Easy dialogs
	def ModalConfirmationDialog(type, message)
		dialog = Gtk::MessageDialog.new(@window, Gtk::Dialog::MODAL, type, Gtk::MessageDialog::BUTTONS_OK, message)
		dialog.run { dialog.destroy }
	end

	def ErrorDialog(message)
		ModalConfirmationDialog(Gtk::MessageDialog::ERROR, message)
	end
end

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