Fix for repeating in some instances, e.g. pidgin.

tests/gtk_panel_menu.py

@@ -0,0 +1,97 @@
+#!/usr/bin/env python3
+# Copyright (c) 2026 Storm Dragon
+# Authors: Storm Dragon, Angus Kola
+# SPDX-License-Identifier: GPL-3.0-or-later
+"""A panel popup and an editor on separate AT-SPI providers, for private tests."""
+import ctypes
+import os
+import sys
+
+import gi
+
+gi.require_version("Gtk", "3.0")
+gi.require_version("Atk", "1.0")
+gi.require_version("Gdk", "3.0")
+gi.require_version("GdkX11", "3.0")
+from gi.repository import Atk, Gdk, GdkX11, GLib, Gtk
+
+
+processName = sys.argv[1]
+GLib.set_prgname("editor" if processName == "editor" else "mate-panel")
+if ctypes.CDLL(None).prctl(15, processName.encode(), 0, 0, 0) != 0:
+    raise RuntimeError("cannot set fixture process name")
+window = Gtk.Window(title="Panel menu fixture " + processName)
+window.set_default_size(400, 150)
+box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
+window.add(box)
+entry = Gtk.Entry()
+entry.get_accessible().set_name("Editor entry")
+box.pack_start(entry, False, False, 0)
+button = Gtk.Button(label="Applications")
+box.pack_start(button, False, False, 0)
+barrier = Gtk.Label()
+barrier.get_accessible().set_role(Atk.Role.ALERT)
+box.pack_start(barrier, False, False, 0)
+for iconName, description, parentRole, parentName in (
+    ("", "", Atk.Role.PANEL, "Network applet"),
+    ("Named icon", "", Atk.Role.PANEL, "Unused applet name"),
+    ("", "Icon description", Atk.Role.PANEL, "Unused applet name"),
+    ("", "", Atk.Role.FILLER, "Unrelated container"),
+):
+    parent = Gtk.Box()
+    parent.get_accessible().set_role(parentRole)
+    parent.get_accessible().set_name(parentName)
+    icon = Gtk.Image.new_from_icon_name("network-workgroup", Gtk.IconSize.MENU)
+    icon.get_accessible().set_role(Atk.Role.ICON)
+    icon.get_accessible().set_name(iconName)
+    icon.get_accessible().set_description(description)
+    parent.add(icon)
+    box.pack_start(parent, False, False, 0)
+if processName != "editor":
+    window.set_accept_focus(False)
+    window.set_focus_on_map(False)
+window.show_all()
+Atk.get_root().set_name("editor" if processName == "editor" else "mate-panel")
+menu = Gtk.Menu()
+firstItem = Gtk.MenuItem(label="First application")
+menu.append(firstItem)
+submenuItem = Gtk.MenuItem(label="Utilities")
+submenu = Gtk.Menu()
+submenu.append(Gtk.MenuItem(label="Example utility"))
+submenuItem.set_submenu(submenu)
+menu.append(submenuItem)
+menu.append(Gtk.MenuItem(label="Last application"))
+menu.show_all()
+pendingInput = ""
+
+
+def receive_command(_source, _condition):
+    global pendingInput
+    content = os.read(sys.stdin.fileno(), 4096)
+    if not content:
+        Gtk.main_quit()
+        return False
+    pendingInput += content.decode()
+    while "\n" in pendingInput:
+        command, pendingInput = pendingInput.split("\n", 1)
+        if command == "popup":
+            menu.popup_at_widget(button, Gdk.Gravity.SOUTH_WEST, Gdk.Gravity.NORTH_WEST, None)
+        elif command == "close":
+            menu.popdown()
+        elif command == "ordinary":
+            window.get_accessible().emit("activate")
+        elif command == "stale":
+            firstItem.get_accessible().notify_state_change(Atk.StateType.FOCUSED, True)
+            barrier.set_text("Stale barrier")
+        elif command.startswith("edit "):
+            entry.set_text(command.removeprefix("edit "))
+            entry.grab_focus()
+        elif command == "quit":
+            Gtk.main_quit()
+            return False
+    return True
+
+
+GLib.io_add_watch(sys.stdin, GLib.IO_IN | GLib.IO_HUP, receive_command)
+GLib.idle_add(lambda: print("ready", GdkX11.X11Window.get_xid(window.get_window()), flush=True) or False)
+Gtk.main()

tests/gtk_submit_echo.py

@@ -0,0 +1,41 @@
+#!/usr/bin/env python3
+# Copyright (c) 2026 Storm Dragon
+# Authors: Storm Dragon, Angus Kola
+# SPDX-License-Identifier: GPL-3.0-or-later
+"""Compare submission clearing with replacing selected text using Enter."""
+import sys
+
+import gi
+
+gi.require_version("Gtk", "3.0")
+from gi.repository import GLib, Gtk
+
+
+Gtk.Settings.get_default().set_property("gtk-entry-select-on-focus", False)
+window = Gtk.Window(title="Submission echo probe")
+window.set_default_size(480, 200)
+window.connect("destroy", Gtk.main_quit)
+if sys.argv[1] == "submit":
+    editor = Gtk.Entry()
+    editor.set_text("A sample message.")
+    editor.set_position(-1)
+    editor.connect("activate", lambda entry: entry.set_text(""))
+else:
+    editor = Gtk.TextView()
+    editor.set_accepts_tab(False)
+    buffer = editor.get_buffer()
+    buffer.set_text("A sample message.")
+    buffer.select_range(buffer.get_start_iter(), buffer.get_end_iter())
+editor.get_accessible().set_name("Message input")
+window.add(editor)
+window.show_all()
+editor.grab_focus()
+
+
+def ready():
+    print("READY", flush=True)
+    return False
+
+
+GLib.idle_add(ready)
+Gtk.main()