/// <summary> /// 单词列表刷新执行的方法 /// </summary> /// <returns></returns> async Task ExecuteLoadWordItemsCommand(string sid) { if (IsBusy) { return; } IsBusy = true; try { WordItems.Clear(); var items = await sqliteData.GetWordItemsAsync(sid);//DataStore.GetWordItemsAsync(true); foreach (var item in items) { WordItems.Add(item); } } catch (Exception ex) { Debug.WriteLine(ex); } finally { IsBusy = false; } }