#------------------------------------------------------------------------------
# Copyright (c) 2014-2024,, Nucleic Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file LICENSE, distributed with this software.
#------------------------------------------------------------------------------
""" An example of the `VGroup` convenience container.

The VGroup is a convenience container which provides a simple vertical
group of child widgets, with knobs to control inter-widget spacing and
leading and trailing spacers.

<< autodoc-me >>
"""
from enaml.layout.api import spacer
from enaml.widgets.api import (
    Window, Label, Separator, Field, Form, VGroup, CheckBox, SpinBox
)


enamldef Main(Window):
    title = 'VGroup'
    VGroup:
        padding = 0
        spacing = 0
        Form:
            Label:
                text = 'Leading Spacer'
            CheckBox: lsp:
                checked = False
            Label:
                text = 'Trailing Spacer'
            CheckBox: rsp:
                checked = False
            Label:
                text = 'Spacing'
            SpinBox: spin:
                value = 10
        Separator:
            pass
        VGroup:
            leading_spacer << spacer(0) if lsp.checked else None
            trailing_spacer << spacer(0) if rsp.checked else None
            spacing << spin.value
            Field:
                pass
            Field:
                pass
            Field:
                pass
            Field:
                pass
