Miscellany

//signal connection
g_signal_connect(G_OBJECT(event_box),"enter_notify_event",G_CALLBACK(enter_field), (gpointer) "1");


//CAllback function
static void enter_field(GtkWidget * widget, gpointer  data)
{
        gchar * buffer = data;
        g_print("Field %s Entered\n", buffer);

}