实现下载完成页面的排序功能

DownKyi/ViewModels/DownloadManager/ViewDownloadFinishedViewModel.cs

@@ -18,12 +18,34 @@ namespace DownKyi.ViewModels.DownloadManager
             set => SetProperty(ref downloadedList, value);
         }
 
+        private int finishedSortBy;
+        public int FinishedSortBy
+        {
+            get => finishedSortBy;
+            set => SetProperty(ref finishedSortBy, value);
+        }
+
         #endregion
 
         public ViewDownloadFinishedViewModel(IEventAggregator eventAggregator) : base(eventAggregator)
         {
             // 初始化DownloadedList
             DownloadedList = App.DownloadedList;
+
+            DownloadFinishedSort finishedSort = SettingsManager.GetInstance().GetDownloadFinishedSort();
+            switch (finishedSort)
+            {
+                case DownloadFinishedSort.DOWNLOAD:
+                    FinishedSortBy = 0;
+                    break;
+                case DownloadFinishedSort.NUMBER:
+                    FinishedSortBy = 1;
+                    break;
+                default:
+                    FinishedSortBy = 0;
+                    break;
+            }
+            App.SortDownloadedList(finishedSort);
         }
 
         #region 命令申明
@@ -42,14 +64,20 @@ namespace DownKyi.ViewModels.DownloadManager
 
             switch (index)
             {
-                case 1:
+                case 0:
                     App.SortDownloadedList(DownloadFinishedSort.DOWNLOAD);
+                    // 更新设置
+                    SettingsManager.GetInstance().SetDownloadFinishedSort(DownloadFinishedSort.DOWNLOAD);
                     break;
-                case 2:
+                case 1:
                     App.SortDownloadedList(DownloadFinishedSort.NUMBER);
+                    // 更新设置
+                    SettingsManager.GetInstance().SetDownloadFinishedSort(DownloadFinishedSort.NUMBER);
                     break;
                 default:
                     App.SortDownloadedList(DownloadFinishedSort.DOWNLOAD);
+                    // 更新设置
+                    SettingsManager.GetInstance().SetDownloadFinishedSort(DownloadFinishedSort.DOWNLOAD);
                     break;
             }
         }

DownKyi/Views/DownloadManager/ViewDownloadFinished.xaml

@@ -245,14 +245,15 @@
                     Grid.Column="1"
                     Width="120"
                     HorizontalAlignment="Left"
-                    VerticalAlignment="Center">
+                    VerticalAlignment="Center"
+                    SelectedIndex="{Binding FinishedSortBy}">
                     <i:Interaction.Triggers>
                         <i:EventTrigger EventName="SelectionChanged">
                             <i:InvokeCommandAction Command="{Binding FinishedSortCommand}" CommandParameter="{Binding ElementName=nameFinishedSort, Path=SelectedIndex}" />
                         </i:EventTrigger>
                     </i:Interaction.Triggers>
-                    <ComboBoxItem Content="{DynamicResource DownloadedSortByTime}" TabIndex="1" />
-                    <ComboBoxItem Content="{DynamicResource DownloadedSortByOrder}" TabIndex="2" />
+                    <ComboBoxItem Content="{DynamicResource DownloadedSortByTime}" />
+                    <ComboBoxItem Content="{DynamicResource DownloadedSortByOrder}" />
                 </ComboBox>
 
                 <Button