WPF 利用BackgroundWorker 动态加载UI

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 BackgroundWorker bw = new BackgroundWorker();            bw.DoWork += (ee, se) =>                {                                    //TODO 需要异步请求的操作                };            bw.RunWorkerCompleted += (ew, sw) =>                {                    Dispatcher.Invoke(new Action(() =>                        {<span style="white-space:pre"></span>//TODO 动态生成UI                        }));                };            bw.RunWorkerAsync();

Demo:

List<ResourceIndex> CourseWareList = new List<ResourceIndex>();//课件List<ResourceIndex> TeachingPlanList = new List<ResourceIndex>();//教案List<ResourceIndex> ExercisesList = new List<ResourceIndex>();//习题List<ResourceIndex> MaterialList = new List<ResourceIndex>();//素材List<ResourceIndex> resList = new List<ResourceIndex>();string bookCode = EBookContext.Instance.CurrentBook.IndexInfo.Code;string unitCode = EBookContext.Instance.CurrentUnit.UnitCode;BackgroundWorker bw = new BackgroundWorker();bw.DoWork += (ee, se) =>    {                        resList = SearchResource(bookCode, unitCode);        foreach (ResourceIndex resIndex in resList)        {            switch (resIndex.Usage)            {                case ResourceUsage.Courseware:                    CourseWareList.Add(resIndex);                    break;                case ResourceUsage.TechingDesign:                    TeachingPlanList.Add(resIndex);                    break;                case ResourceUsage.TestQuestion:                    ExercisesList.Add(resIndex);                    break;                case ResourceUsage.TeachMaterial:                    MaterialList.Add(resIndex);                    break;                default:                    break;            }        }    };bw.RunWorkerCompleted += (ew, sw) =>    {        Dispatcher.Invoke(new Action(() =>            {                ClearResource();                this.onLoading.Visibility = Visibility.Collapsed;                if (CourseWareList.Count > 0)                {                    ResDetailContainer resc1 = new ResDetailContainer("课件", "#FF48B95A", CourseWareList);                    this.resContainer.Children.Add(resc1);                }                if (TeachingPlanList.Count > 0)                {                    ResDetailContainer resc2 = new ResDetailContainer("教案", "#FFFB5454", TeachingPlanList);                    this.resContainer.Children.Add(resc2);                }                if (ExercisesList.Count > 0)                {                    ResDetailContainer resc3 = new ResDetailContainer("习题", "#FF3E80DA", ExercisesList);                    this.resContainer.Children.Add(resc3);                }                if (MaterialList.Count > 0)                {                    ResDetailContainer resc4 = new ResDetailContainer("素材", "#FFE7B01B", MaterialList);                    this.resContainer.Children.Add(resc4);                }                if (resList.Count == 0)                {                    this.noRes.Visibility = Visibility.Visible;                }                                        }));    };bw.RunWorkerAsync();

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