screenlets.options.boolean_option

Package screenlets :: Package options :: Module boolean_option |
[hide private]
[frames] | no frames]

# Source Code for Module screenlets.options.boolean_option

     1  #
     2  # Copyright (C) 2009 Martin Owens (DoctorMO) <doctormo@gmail.com>
     3  #
     4  # This program is free software: you can redistribute it and/or modify
     5  # it under the terms of the GNU General Public License as published by
     6  # the Free Software Foundation, either version 3 of the License, or
     7  # (at your option) any later version.
     8  #
     9  # This program is distributed in the hope that it will be useful,
    10  # but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    12  # GNU General Public License for more details.
    13  #
    14  # You should have received a copy of the GNU General Public License
    15  # along with this program.  If not, see <http://www.gnu.org/licenses/>.
    16  #
    17  """
    18  Boolean options, these classes will display a boolean
    19  Checkbox as required and control the formating of data.
    20  """
    21
    22  import gtk
    23
    24  from screenlets.options import _
    25  from base import Option
    26
    27 -class BoolOption(Option):
    28      """An Option for boolean values."""
    29 -    def on_import(self, strvalue):
    30          """When a boolean is imported from the config."""
    31          return strvalue.lower() == "true"
    32
    33 -    def on_export(self, value):
    34          """When a boolean is exported to the config."""
    35          return str(value)
    36
    37 -    def generate_widget(self, value):
    38          """Generate a checkbox for a boolean option."""
    39          if not self.widget:
    40              self.widget = gtk.CheckButton()
    41              self.set_value(value)
    42              if self.realtime:
    43                  self.widget.connect("toggled", self.has_changed)
    44          return self.widget
    45
    46 -    def set_value(self, value):
    47          """Set the true/false value to the checkbox widget"""
    48          self.value = value
    49          self.widget.set_active(self.value)
    50
    51 -    def has_changed(self, widget):
    52          """Executed when the widget event kicks off."""
    53          self.set_value( self.widget.get_active() )
    54          super(BoolOption, self).has_changed()
    55