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MainWindow.py
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MainWindow.py
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# -*- coding: utf-8 -*-
"""Python - GTK - PyGObject."""
import sys
import pathlib
import gi
gi.require_version(namespace='Gtk', version='4.0')
gi.require_version(namespace='Adw', version='1')
from gi.repository import Adw, Gio, Gtk
Adw.init()
BASE_DIR = pathlib.Path(__file__).resolve().parent
UI = BASE_DIR / 'MainWindow.ui'
@Gtk.Template(filename=UI)
class ExampleWindow(Adw.ApplicationWindow):
__gtype_name__ = 'ExampleWindow'
button = Gtk.Template.Child(name='button')
toast = Gtk.Template.Child(name='toast')
adw_toast_overlay = Gtk.Template.Child(name='adw_toast_overlay')
def __init__(self, **kwargs):
super().__init__(**kwargs)
@Gtk.Template.Callback()
def on_button_clicked(self, button):
button.set_sensitive(sensitive=False)
self.adw_toast_overlay.add_toast(self.toast)
@Gtk.Template.Callback()
def on_toast_dismissed(self, toast):
"""Emitted when the toast has been dismissed."""
print('[!] dismissed [!]')
print('Emitted when the toast has been dismissed')
self.button.set_sensitive(sensitive=True)
@Gtk.Template.Callback()
def on_toast_button_clicked(self, toast):
"""Emitted after the button has been clicked."""
print('[!] button-clicked [!]')
print('Emitted after the button has been clicked.')
class ExampleApplication(Adw.Application):
def __init__(self):
super().__init__(
application_id='br.com.justcode.PyGObject',
flags=Gio.ApplicationFlags.FLAGS_NONE,
)
self.create_action('quit', self.exit_app, ['<primary>q'])
self.create_action('preferences', self.on_preferences_action)
self.create_action('toast', self.on_toast_action)
def do_activate(self):
win = self.props.active_window
if not win:
win = ExampleWindow(application=self)
win.present()
def do_startup(self):
Gtk.Application.do_startup(self)
def do_shutdown(self):
Gtk.Application.do_shutdown(self)
def on_preferences_action(self, action, param):
print('Action `app.preferences` was active.')
def on_toast_action(self, action, param):
"""It will be activated when clicking the button."""
print('[!] action-name [!]')
print('Action `app.toast` was active.')
print('It will be activated when clicking the button')
def exit_app(self, action, param):
self.quit()
def create_action(self, name, callback, shortcuts=None):
action = Gio.SimpleAction.new(name=name, parameter_type=None)
action.connect('activate', callback)
self.add_action(action=action)
if shortcuts:
self.set_accels_for_action(
detailed_action_name=f'app.{name}',
accels=shortcuts,
)
if __name__ == '__main__':
app = ExampleApplication()
app.run(sys.argv)