Cthulhu is no longer a fork. Now it is a screen reader written in Golang.

tests/gtk_progress.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+"""Controlled GTK progress fixture, with keyboard focus on a separate button."""
+import sys
+import gi
+
+gi.require_version("Gtk", "3.0")
+from gi.repository import GLib, Gtk
+
+
+window = Gtk.Window(title="Progress probe")
+window.set_default_size(400, 200)
+box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL, spacing=12)
+window.add(box)
+progress = Gtk.ProgressBar()
+progress.get_accessible().set_name("Download")
+box.pack_start(progress, False, False, 0)
+button = Gtk.Button(label="Keep focus")
+box.pack_start(button, False, False, 0)
+other = Gtk.Window(title="Other probe")
+other.set_default_size(400, 200)
+other.move(450, 0)
+other.add(Gtk.Entry())
+window.show_all()
+other.show_all()
+window.present()
+button.grab_focus()
+
+
+def command_received(source, condition):
+    line = sys.stdin.readline().strip()
+    if not line:
+        Gtk.main_quit()
+        return False
+    if line.startswith("hide "):
+        progress.hide()
+        progress.set_fraction(float(line.split()[1]))
+    elif line == "show":
+        progress.show()
+    else:
+        progress.set_fraction(float(line))
+    return True
+
+
+GLib.io_add_watch(sys.stdin, GLib.IO_IN | GLib.IO_HUP, command_received)
+GLib.idle_add(lambda: print("ready", flush=True))
+Gtk.main()