#
#		Python GUI - Check boxes - Generic
#

from GUI.Properties import overridable_property
from GUI import Control
from GUI.Actions import Action

class CheckBox(Control, Action):
    """A CheckBox is a control used to represent a binary choice."""
    
    def __init__(self, **kwds):
        Control.__init__(self, **kwds)
    
    on = overridable_property('on', "Boolean value of the check box.")
    
    auto_toggle = overridable_property('auto_toggle', """If true,
        the check box's 'on' property will automatically be toggled
        before performing the action, if any.""")
    
    mixed = overridable_property('mixed', """If true, the check box
        is capable of displaying a mixed state.""")
    
    _auto_toggle = True
    _mixed = False
    
    def get_auto_toggle(self):
        return self._auto_toggle
    
    def set_auto_toggle(self, v):
        self._auto_toggle = v

    def get_mixed(self):
        return self._mixed
    
    def set_mixed(self, v):
        self._mixed = v

    def get_value(self):
        return self.on
    
    def set_value(self, x):
        self.on = x