Source code for enable.layout.ab_constrainable
# (C) Copyright 2005-2022 Enthought, Inc., Austin, TX # All rights reserved. # # This software is provided without warranty under the terms of the BSD # license included in LICENSE.txt and may be redistributed only under # the conditions described in the aforementioned license. The license # is also available online at http://www.enthought.com/licenses/BSD.txt # # Thanks for using Enthought open source! from abc import ABCMeta[docs]class ABConstrainable(object, metaclass=ABCMeta): """ An abstract base class for objects that can be laid out using layout helpers. Minimally, instances need to have `top`, `bottom`, `left`, `right`, `layout_width`, `layout_height`, `v_center` and `h_center` attributes which are `LinearSymbolic` instances. """