def on_choose_temp_target_btn_clicked(self, widget, data=None):
dlg = gtk.FileChooserDialog(action=gtk.FILE_CHOOSER_ACTION_SELECT_FOLDER,
buttons=(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL, gtk.STOCK_OPEN, gtk.RESPONSE_OK))
if dlg.run() == gtk.RESPONSE_OK:
backup_location = RemoveableBackupLocation(dbus.SystemBus(), arbitrary_path=dlg.get_filename())
self.config.backup_location_identifier = backup_location.serialize()
self.volume_name_label.set_text(backup_location.volume_label())
self.relative_path_label.set_text(backup_location.rel_path)
dlg.destroy()
