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#!/usr/bin/env python
# Copyright (C) 2012 Cristhofer Travieso <cristhofert97@gmail.com>
# 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 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
from gi.repository import Gtk
class Canvas(Gtk.VBox):
def __init__(self):
Gtk.VBox.__init__(self)
self.entry = Gtk.Entry()
self.add(self.entry)
def work(self, widget):
entry_text = self.entry.get_text()
result = eval(entry_text)
self.entry.set_text(str(result))
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