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# (C) Copyright 2005-2023 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!
""" Dialog example. """
from pyface.api import (
ApplicationWindow,
GUI,
YES,
choose_one,
confirm,
error,
information,
warning,
)
from pyface.action.api import Action, MenuBarManager, MenuManager
class MainWindow(ApplicationWindow):
""" The main application window. """
# ------------------------------------------------------------------------
# 'object' interface.
# ------------------------------------------------------------------------
def __init__(self, **traits):
""" Creates a new application window. """
# Base class constructor.
super().__init__(**traits)
# Add a menu bar.
self.menu_bar_manager = MenuBarManager(
MenuManager(
Action(name="E&xit", on_perform=self._on_exit), name="&File"
)
)
return
# ------------------------------------------------------------------------
# Private interface.
# ------------------------------------------------------------------------
def _on_exit(self):
""" Called when the exit action is invoked. """
parent = self.control
print(choose_one(parent, "Make a choice", ["one", "two", "three"]))
information(parent, "Going...")
warning(parent, "Going......")
error(parent, "Gone!")
if confirm(parent, "Should I exit?") == YES:
self.close()
# Application entry point.
if __name__ == "__main__":
# Create the GUI (this does NOT start the GUI event loop).
gui = GUI()
# Create and open the main window.
window = MainWindow()
window.open()
# Start the GUI event loop!
gui.start_event_loop()
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