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MainWindow.py
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MainWindow.py
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# -*- coding: utf-8 -*-
"""Python - GTK - PyGObject."""
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()
class ExampleWindow(Gtk.ApplicationWindow):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.set_title(title='Python - PyGObject - GTK')
self.set_default_size(width=int(1366 / 2), height=int(768 / 2))
self.set_size_request(width=int(1366 / 3), height=int(768 / 3))
header_bar = Gtk.HeaderBar.new()
self.set_titlebar(titlebar=header_bar)
menu_button_model = Gio.Menu()
menu_button_model.append(
label='Preferences',
detailed_action='app.preferences',
)
menu_button = Gtk.MenuButton.new()
menu_button.set_icon_name(icon_name='open-menu-symbolic')
menu_button.set_menu_model(menu_model=menu_button_model)
header_bar.pack_end(child=menu_button)
vbox = Gtk.Box.new(orientation=Gtk.Orientation.VERTICAL, spacing=12)
vbox.set_margin_top(margin=12)
vbox.set_margin_end(margin=12)
vbox.set_margin_bottom(margin=12)
vbox.set_margin_start(margin=12)
self.set_child(child=vbox)
label = Gtk.Label.new(
str='Type something and click on the icon or press Enter:',
)
vbox.append(child=label)
entry = Gtk.Entry.new()
entry.set_icon_from_icon_name(
# icon_pos=Gtk.EntryIconPosition.PRIMARY,
icon_pos=Gtk.EntryIconPosition.SECONDARY,
icon_name='system-search-symbolic',
)
entry.connect('activate', self.on_key_enter_pressed)
entry.connect('icon-press', self.on_icon_pressed)
vbox.append(child=entry)
def on_key_enter_pressed(self, entry):
print(f'(activate) Value entered in entry: {entry.get_text()}')
def on_icon_pressed(self, entry, entryiconposition):
print(f'(icon-press) Value entered in the entry: {entry.get_text()}')
class ExampleApplication(Gtk.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)
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 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__':
import sys
app = ExampleApplication()
app.run(sys.argv)