Port 'Audio' demo to Python

demos/Audio/main.py

@@ -0,0 +1,26 @@
+import gi
+
+gi.require_version("Gtk", "4.0")
+from gi.repository import Gio, Gtk
+import workbench
+
+controls = workbench.builder.get_object("controls")
+
+audio_files = {
+    "sound": "./Dog.ogg",
+    "music": "./Chopin-nocturne-op-9-no-2.ogg",
+}
+
+
+def on_button_clicked(_button, file):
+    if controls.get_media_stream():
+        controls.get_media_stream().set_playing(False)
+
+    controls.set_media_stream(Gtk.MediaFile.new_for_file(file))
+    controls.get_media_stream().play()
+
+
+for button_name, file_name in audio_files.items():
+    button = workbench.builder.get_object(f"button_{button_name}")
+    file = Gio.File.new_for_uri(workbench.resolve(file_name))
+    button.connect("clicked", on_button_clicked, file)