# coding: UTF-8
# Copyright 2009, 2010 Thomas Jourdan
# This source code is based on the helloworld.py example from
# PyGTK 2.0 Tutorial. see: http://www.pygtk.org/pygtk2tutorial/
#
# 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 3 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 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

import pygtk
pygtk.require('2.0')
import gtk
gtk.gdk.threads_init()

import ka_debug
import ka_controller
import ka_widget

TESTPATH = '/home/strom/.sugar/1/net.sourceforge.kandid/'
TESTMODEL = TESTPATH + 'kmodel'
REFFERENCEMODEL = '/home/strom/minimal/MinimalSzenario/kmodel.v'

class KandidApplication(object):

    def delete_event(self, widget, event, data=None):
        # If you return FALSE in the "delete_event" signal handler,
        # GTK will emit the "destroy" signal. Returning TRUE means
        # you don't want the window to be destroyed.
        # This is useful for popping up 'are you sure you want to quit?'
        # type dialogs.
        ka_debug.info('Kandid application: delete event occurred')
        # Change FALSE to TRUE and the main window will not be destroyed
        # with a "delete_event".
        return False

    def destroy(self, widget, data=None):
        """Application will be closed."""
        ka_debug.info('Kandid application: destroy signal occurred')
        population_controller = self._controller.find_page('PopulationController')
        if population_controller is not None:
            population_controller.write_file(TESTMODEL)
        self._controller.close()
        gtk.main_quit()

    def __init__(self):
        ka_debug.info('KandidApplication.__init__')
        # create a new window
        self._window = gtk.Window(gtk.WINDOW_TOPLEVEL)
        self._window.connect('destroy', self.destroy)
        
        # Create GUI
        # Create the main container
        main_view = gtk.HBox()
        self._widget = ka_widget.KandidWidget()
        main_view.pack_start(self._widget.get_widget_tree())
        self._window.add(main_view)
        # Create a controller to connect view and model
        self._controller = ka_controller.KandidController(self._widget,
                                                          TESTPATH,
#                                                          not os.path.exists(TESTMODEL))
                                                          True)
        self._controller.create_pages()

        # Display everything
        self._window.set_default_size(1200, 800)
        self._window.show_all()
        population_controller = self._controller.find_page('PopulationController')
        if population_controller is not None:
            population_controller.read_file(TESTMODEL)

    def main(self):
        """
        All PyGTK applications must have a gtk.main(). Control ends here
        and waits for an event to occur (like a key press or mouse event).
        """
        gtk.main()


# If the program is run directly or passed as an argument to the python
# interpreter then create a Kandid instance and show it
if __name__ == "__main__":
    KandidApplication().main()