if (event->type != GDK_KEY_PRESS ||
event->keyval == GDK_Page_Up ||
event->keyval == GDK_Page_Down ||
if (event->type != GDK_KEY_PRESS ||
event->keyval == GDK_Page_Up ||
event->keyval == GDK_Page_Down ||
event->keyval == GDK_Up ||
event->keyval == GDK_Down ||
event->keyval == GDK_Left ||
event->keyval == GDK_Up ||
event->keyval == GDK_Down ||
event->keyval == GDK_Left ||