private void Init() { ListABCD.Clear(); //mListABCD.Clear(); ComboxListWeekUnit.Clear(); ComboxListUpdateUnit.Clear(); if (PageGrandParent != null) { PageGrandParent.SetBusy(true, string.Empty); } mWorder = new BackgroundWorker(); mWorder.DoWork += (s, de) => { //初始化加载combox还有小项的list InitListABCD(); //加载ListABCDItems的值 //InitListABCDItem(); InitPageCombox(); }; mWorder.RunWorkerCompleted += (s, re) => { ControlPage(); mWorder.Dispose(); if (PageGrandParent != null) { PageGrandParent.SetBusy(false, string.Empty); } }; mWorder.RunWorkerAsync(); }