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# (C) Copyright 2004-2023 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!
"""
Implementation of a ButtonEditor demo plugin for Traits UI demo program.
This demo shows each of the two styles of the ButtonEditor.
(As of this writing, they are identical.)
Please refer to the `ButtonEditor API docs`_ for further information.
.. _ButtonEditor API docs: https://docs.enthought.com/traitsui/api/traitsui.editors.button_editor.html#traitsui.editors.button_editor.ButtonEditor
"""
from traits.api import HasTraits, Button, observe
from traitsui.api import Item, View, Group, message
# -------------------------------------------------------------------------
# Demo Class
# -------------------------------------------------------------------------
class ButtonEditorDemo(HasTraits):
"""This class specifies the details of the ButtonEditor demo."""
# To demonstrate any given Trait editor, an appropriate Trait is required.
fire_event = Button('Click Me')
@observe('fire_event')
def _button_clicked_message(self, event):
message("Button clicked!")
# ButtonEditor display
# (Note that Text and ReadOnly versions are not applicable)
event_group = Group(
Item('fire_event', style='simple', label='Simple', id="simple"),
Item('_'),
Item('fire_event', style='custom', label='Custom', id="custom"),
Item('_'),
Item(label='[text style unavailable]'),
Item('_'),
Item(label='[readonly style unavailable]'),
)
# Demo view
traits_view = View(
event_group, title='ButtonEditor', buttons=['OK'], width=250
)
# Create the demo:
demo = ButtonEditorDemo()
# Run the demo (if invoked from the command line):
if __name__ == '__main__':
demo.configure_traits()
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