#include <config.h>
#include <gtk/gtk.h>

static void hello(GtkWidget *widget, gpointer data)
{
	g_print("Hello World\n");
}

static gboolean delete_event(GtkWidget *widget, GdkEvent *event, gpointer data)
{
	g_print("delete event occurred\n");
	return FALSE;
}

static void destroy(GtkWidget *widget, gpointer data)
{
	gtk_main_quit();
}

int main(int argc, char *argv[])
{
	GtkWidget *window;
	GtkWidget *button;

	gtk_init(&argc, &argv);

	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
	g_signal_connect(G_OBJECT(window), "delete_event", G_CALLBACK(delete_event), NULL);
	g_signal_connect(G_OBJECT(window), "destroy",      G_CALLBACK(destroy),      NULL);

	gtk_container_set_border_width(GTK_CONTAINER(window), 10);
	button = gtk_button_new_with_label("Hello World");
	g_signal_connect(        G_OBJECT(button), "clicked", G_CALLBACK(hello),              NULL);
	g_signal_connect_swapped(G_OBJECT(button), "clicked", G_CALLBACK(gtk_widget_destroy), G_OBJECT(window));

	gtk_container_add(GTK_CONTAINER(window), button);
	gtk_widget_show(button);
	gtk_widget_show(window);
	gtk_main();

	return 0;
}