var_AddCallback( p_playlist, "intf-change", TrackListChangeEmit, p_intf );
var_AddCallback( p_playlist, "item-append", TrackListChangeEmit, p_intf );
var_AddCallback( p_playlist, "item-deleted", TrackListChangeEmit, p_intf );
var_AddCallback( p_playlist, "intf-change", TrackListChangeEmit, p_intf );
var_AddCallback( p_playlist, "item-append", TrackListChangeEmit, p_intf );
var_AddCallback( p_playlist, "item-deleted", TrackListChangeEmit, p_intf );