gtk.ptrs

import g_*, gtk_* from "libgtk-3.so.0";

const G_CONNECT_SWAPPED = 2;

function print_hello()
{
	g_print("Ahoi!\n");
}

function activate(app, data)
{
	var window = gtk_application_window_new(app);
	gtk_window_set_title(window, "Ahoi!");
	gtk_window_set_default_size(window, 500, 200);

	var box = gtk_button_box_new(0);
	gtk_container_add(window, box);

	var button = gtk_button_new_with_label("click me\nreal hard");
	g_signal_connect_data(button, "clicked", print_hello, null, null, 0);
	g_signal_connect_data(button, "clicked", gtk_widget_destroy, window, null, G_CONNECT_SWAPPED);
	gtk_container_add(box, button);

	gtk_widget_show_all(window);
}

var app = gtk_application_new("org.gtk.example", 0);
g_signal_connect_data(app, "activate", activate, null, null, 0);
var status = g_application_run(app, 0, null);
g_object_unref(app);