#include <gtk/gtk.h>

int main (int argc, char **argv)
{
    GtkWidget *window, *tree, *scrolled, *vbox;
    GtkCellRenderer *renderer;
    GtkTreeViewColumn *column;
    GtkTreeStore *store;
    GtkTreeIter iter;
    int i;

    gtk_init (&argc, &argv);
    window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    g_signal_connect (G_OBJECT (window), "destroy",
                      G_CALLBACK (gtk_main_quit), 0);
    g_signal_connect (G_OBJECT (window), "delete_event",
                      G_CALLBACK (gtk_main_quit), 0);

    vbox = gtk_vbox_new (FALSE, 0);
    scrolled = gtk_scrolled_window_new (0, 0);
    store = gtk_tree_store_new (1, G_TYPE_STRING);
    tree = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));

    renderer = gtk_cell_renderer_text_new ();
    column = gtk_tree_view_column_new_with_attributes
               ("Column1", renderer, "text", 0, 0);
    gtk_tree_view_append_column (GTK_TREE_VIEW (tree), column);

    gtk_container_add (GTK_CONTAINER (scrolled), tree);
    gtk_container_add (GTK_CONTAINER (vbox), scrolled);
    gtk_container_add (GTK_CONTAINER (window), vbox);

    for (i = 0; i < 200; i++) {
        gtk_tree_store_append (store, &iter, 0);
        gtk_tree_store_set (store, &iter, 0, "yyoyosup", -1);
    }

    gtk_widget_set_size_request (window, 400, 400);
    gtk_widget_show_all (window);

    while (gtk_events_pending ()) gtk_main_iteration ();

    /**
     * At this point, the tree is up and visible.  Some background
     * thread now adds items to the bottom of this tree.  These items
     * are not visible, so the only thing which should receive expose
     * events is the scrollbars, not the tree itself.
     */
    gdk_window_set_debug_updates (TRUE);
    for (i = 0; i < 10; i++) {
        gtk_tree_store_append (store, &iter, 0);
        gtk_tree_store_set (store, &iter, 0, "this isn't visible", -1);
        while (gtk_events_pending ()) gtk_main_iteration ();
    }

    return 0;
}