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#!/usr/bin/env python
#
# binding.py - Example demonstrating the usage of exo.Binding and
# exo.MutualBinding to automatically synchronize GObject
# properties.
#
#
# Copyright (c) 2005-2006 os-cillation
#
# Written by Benedikt Meurer <benny@xfce.org>.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
import pygtk
pygtk.require('2.0')
import gobject
import gtk
import pyexo
pyexo.require('0.5')
import exo
class BindingWindow(gtk.Window):
def __init__(self):
gtk.Window.__init__(self, gtk.WINDOW_TOPLEVEL)
self.connect('destroy', gtk.main_quit)
self.set_default_size(400, 300)
self.vbox = gtk.VBox(False, 12);
self.vbox.set_border_width(12)
self.add(self.vbox)
self.vbox.show()
frame = gtk.Frame()
frame.set_shadow_type(gtk.SHADOW_NONE)
self.vbox.pack_start(frame, False, False, 0)
frame.show()
label = gtk.Label("<b>Binding</b>")
label.set_use_markup(True)
frame.set_label_widget(label)
label.show()
vbox = gtk.VBox(False, 12)
vbox.set_border_width(12)
frame.add(vbox)
vbox.show()
hbox = gtk.HBox(False, 6)
vbox.pack_start(hbox, False, False, 0)
hbox.show()
label = gtk.Label("Title:")
hbox.pack_start(label, False, False, 0)
label.show()
entry = gtk.Entry()
entry.set_text("Sample Title")
self.binding_title = exo.Binding(entry, "text", self, "title")
hbox.pack_start(entry, True, True, 0)
entry.show()
hbox = gtk.HBox(False, 6)
vbox.pack_start(hbox, False, False, 0)
hbox.show()
self.button_bind = gtk.Button("Bind")
self.button_bind.set_sensitive(False)
self.button_bind.connect('clicked', lambda btn: self.bind_title(entry))
hbox.pack_start(self.button_bind, False, False, 0)
self.button_bind.show()
self.button_unbind = gtk.Button("Unbind")
self.button_unbind.connect('clicked', lambda btn: self.unbind_title())
hbox.pack_start(self.button_unbind, False, False, 0)
self.button_unbind.show()
frame = gtk.Frame()
frame.set_shadow_type(gtk.SHADOW_NONE)
self.vbox.pack_start(frame, False, False, 0)
frame.show()
label = gtk.Label("<b>Mutual Binding</b>")
label.set_use_markup(True)
frame.set_label_widget(label)
label.show()
vbox = gtk.VBox(False, 12)
vbox.set_border_width(12)
frame.add(vbox)
vbox.show()
hbox = gtk.HBox(False, 6)
vbox.pack_start(hbox, False, False, 0)
hbox.show()
label = gtk.Label("Text1:")
hbox.pack_start(label, False, False, 0)
label.show()
entry1 = gtk.Entry()
entry1.set_text("Sample Text")
hbox.pack_start(entry1, True, True, 0)
entry1.show()
hbox = gtk.HBox(False, 6)
vbox.pack_start(hbox, False, False, 0)
hbox.show()
label = gtk.Label("Text2:")
hbox.pack_start(label, False, False, 0)
label.show()
entry2 = gtk.Entry()
hbox.pack_start(entry2, True, True, 0)
entry2.show()
exo.MutualBinding(entry1, "text", entry2, "text")
frame = gtk.Frame()
frame.set_shadow_type(gtk.SHADOW_NONE)
self.vbox.pack_start(frame, False, False, 0)
frame.show()
label = gtk.Label("<b>Binding With Negation</b>")
label.set_use_markup(True)
frame.set_label_widget(label)
label.show()
vbox = gtk.VBox(False, 12)
vbox.set_border_width(12)
frame.add(vbox)
vbox.show()
hbox = gtk.HBox(False, 6)
vbox.pack_start(hbox, False, False, 0)
hbox.show()
button1 = gtk.CheckButton("Say yes")
hbox.pack_start(button1, False, False, 0)
button1.show()
button2 = gtk.CheckButton("Say no")
hbox.pack_start(button2, False, False, 0)
button2.show()
exo.MutualBindingWithNegation(button1, "active", button2, "active")
hbox = gtk.HButtonBox()
hbox.set_layout(gtk.BUTTONBOX_END)
self.vbox.pack_end(hbox, False, False, 0)
hbox.show()
button = gtk.Button(None, gtk.STOCK_CLOSE)
button.connect('clicked', gtk.main_quit)
hbox.pack_end(button, False, False, 0)
button.show()
def unbind_title(self):
self.binding_title.unbind()
self.button_bind.set_sensitive(True)
self.button_unbind.set_sensitive(False)
def bind_title(self, entry):
self.binding_title = exo.Binding(entry, "text", self, "title")
self.button_unbind.set_sensitive(True)
self.button_bind.set_sensitive(False)
def run(self):
self.show()
gtk.main()
window = BindingWindow()
window.run()
# vim:set ts=4 sw=4 et ai syntax=python:
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