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#------------------------------------------------------------------------------
# Copyright (c) 2013-2025, Nucleic Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file LICENSE, distributed with this software.
#------------------------------------------------------------------------------
from atom.api import Bool, Str, Enum, Typed, ForwardTyped
from enaml.core.declarative import d_, observe
from .container import Container, ProxyContainer
class ProxyGroupBox(ProxyContainer):
""" The abstract definition of a proxy GroupBox object.
"""
#: A reference to the GroupBox declaration.
declaration = ForwardTyped(lambda: GroupBox)
def set_title(self, title):
raise NotImplementedError
def set_flat(self, flat):
raise NotImplementedError
def set_title_align(self, align):
raise NotImplementedError
class GroupBox(Container):
""" The GroupBox container, which introduces a group of widgets with
a title and usually has a border.
"""
#: The title displayed at the top of the box.
title = d_(Str())
#: The flat parameter determines if the GroupBox is displayed with
#: just the title and a header line (True) or with a full border
#: (False, the default).
flat = d_(Bool(False))
#: The alignment of the title text.
title_align = d_(Enum('left', 'right', 'center'))
#: A reference to the ProxyGroupBox object.
proxy = Typed(ProxyGroupBox)
#--------------------------------------------------------------------------
# Observers
#--------------------------------------------------------------------------
@observe('title', 'flat', 'title_align')
def _update_proxy(self, change):
""" An observer which sends state change to the proxy.
"""
# The superclass handler implementation is sufficient.
super(GroupBox, self)._update_proxy(change)
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