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import gi
gi.require_version("Gtk", "4.0")
from gi.repository import Gtk
class HeaderBarWindow(Gtk.ApplicationWindow):
def __init__(self, **kargs):
super().__init__(**kargs, default_width=400, title="HeaderBar Example")
header_bar = Gtk.HeaderBar()
self.set_titlebar(header_bar)
button = Gtk.Button(label="Button")
header_bar.pack_start(button)
icon_button = Gtk.Button(icon_name="open-menu-symbolic")
header_bar.pack_end(icon_button)
def on_activate(app):
# Create window
win = HeaderBarWindow(application=app)
win.present()
app = Gtk.Application(application_id="com.example.App")
app.connect("activate", on_activate)
app.run(None)
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