mirror of
https://github.com/Taiko2k/GTK4PythonTutorial.git
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113 lines
3.9 KiB
Python
113 lines
3.9 KiB
Python
import sys
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import gi
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gi.require_version('Gtk', '4.0')
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gi.require_version('Adw', '1')
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from gi.repository import Gtk, Adw, Gio, GLib
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class MainWindow(Gtk.ApplicationWindow):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.set_default_size(600, 250)
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self.set_title("MyApp")
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# Main layout containers
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self.box1 = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
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self.box2 = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
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self.box3 = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
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self.set_child(self.box1) # Horizontal box to window
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self.box1.append(self.box2) # Put vert box in that box
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self.box1.append(self.box3) # And another one, empty for now
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# Add a button
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self.button = Gtk.Button(label="Hello")
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self.button.connect('clicked', self.hello)
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self.box2.append(self.button) # But button in the first of the two vertical boxes
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# Add a check button
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self.check = Gtk.CheckButton(label="And goodbye?")
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self.box2.append(self.check)
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# Add a box containing a switch and label
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self.switch_box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
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self.switch_box.set_spacing(5)
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self.switch = Gtk.Switch()
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self.switch.set_active(True) # Let's default it to on
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self.switch.connect("state-set", self.switch_switched) # Lets trigger a function on state change
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self.label = Gtk.Label(label="A switch")
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self.switch_box.append(self.switch)
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self.switch_box.append(self.label)
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self.box2.append(self.switch_box)
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self.slider = Gtk.Scale()
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self.slider.set_digits(0) # Number of decimal places to use
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self.slider.set_range(0, 10)
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self.slider.set_draw_value(True) # Show a label with current value
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self.slider.set_value(5) # Sets the current value/position
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self.slider.connect('value-changed', self.slider_changed)
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self.box2.append(self.slider)
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self.header = Gtk.HeaderBar()
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self.set_titlebar(self.header)
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self.open_button = Gtk.Button(label="Open")
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self.header.pack_start(self.open_button)
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self.open_button.set_icon_name("document-open-symbolic")
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# Create a new "Action"
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action = Gio.SimpleAction.new("something", None)
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action.connect("activate", self.print_something)
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self.add_action(action) # Here the action is being added to the window, but you could add it to the
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# application or an "ActionGroup"
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# Create a new menu, containing that action
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menu = Gio.Menu.new()
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menu.append("Do Something", "win.something") # Or you would do app.grape if you had attached the
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# action to the application
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# Create a popover
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self.popover = Gtk.PopoverMenu() # Create a new popover menu
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self.popover.set_menu_model(menu)
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# Create a menu button
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self.hamburger = Gtk.MenuButton()
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self.hamburger.set_popover(self.popover)
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self.hamburger.set_icon_name("open-menu-symbolic") # Give it a nice icon
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# Add menu button to the header bar
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self.header.pack_start(self.hamburger)
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def print_something(self, action, param):
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print("Something!")
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def slider_changed(self, slider):
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print(int(slider.get_value()))
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def switch_switched(self, switch, state):
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print(f"The switch has been switched {'on' if state else 'off'}")
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def hello(self, button):
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print("Hello world")
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if self.check.get_active():
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print("Goodbye world!")
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self.close()
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class MyApp(Adw.Application):
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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self.connect('activate', self.on_activate)
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def on_activate(self, app):
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self.win = MainWindow(application=app)
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self.win.present()
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app = MyApp(application_id="com.example.GtkApplication")
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app.run(sys.argv)
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