#!/usr/bin/env python3
# Copyright (c) 2026 Storm Dragon
# Authors: Storm Dragon, Angus Kola
# SPDX-License-Identifier: GPL-3.0-or-later
"""A non-focusable status container in a private Marco-shaped GTK provider."""
import ctypes
import os
import sys

import gi

gi.require_version("Gtk", "3.0")
gi.require_version("Atk", "1.0")
gi.require_version("GdkX11", "3.0")
from gi.repository import Atk, GdkX11, GLib, Gtk


providerName = sys.argv[1]
GLib.set_prgname(providerName)
# Match /proc/PID/comm as well as the AT-SPI name; a name alone must not
# enable the window-manager exception.
if providerName == "marco":
    if ctypes.CDLL(None).prctl(15, b"marco", 0, 0, 0) != 0:
        raise RuntimeError("cannot set fixture process name")

window = Gtk.Window(title="Switcher fixture " + providerName)
# Label updates must not resize the foreground window while the test compares
# its full X11 snapshot to check that the switcher has not taken ownership.
window.set_default_size(400, 100)
if providerName == "marco":
    window.set_accept_focus(False)
    window.set_focus_on_map(False)
label = Gtk.Label(label="Initial selection")
label.get_accessible().set_role(Atk.Role.STATUSBAR)
window.add(label)
window.show_all()
Atk.get_root().set_name(providerName)
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.startswith("select "):
            label.set_text(command.removeprefix("select "))
        elif command == "showing":
            label.get_accessible().notify_state_change(Atk.StateType.SHOWING, True)
        elif command == "hide":
            label.hide()
        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()