改了一亿个东西，修了一亿个 BUG

MainWindow.xaml

@@ -5,7 +5,8 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:AnotherReplayReader"
         mc:Ignorable="d"
-        Title="MainWindow" Width="800" Height="600">
+        Title="MainWindow" Width="800" Height="600"
+        Loaded="OnMainWindowLoaded">
     <Grid>
         <Grid.RowDefinitions>
             <RowDefinition Height="20"/>
@@ -71,7 +72,8 @@
                 <DataGrid.Columns>
                     <DataGridTextColumn Header="文件名" Binding="{Binding Path=FileName}" Width="4*" IsReadOnly="True"/>
                     <DataGridTextColumn Header="玩家人数" Binding="{Binding Path=NumberOfPlayingPlayers}" Width="1.5*" IsReadOnly="True"/>
-                    <DataGridTextColumn Header="录像时长" Binding="{Binding Path=Length, TargetNullValue='?'}" Width="1.65*" IsReadOnly="True"/>
+                    <DataGridTextColumn Header="录像时长"
+                                        Binding="{Binding Path=Length, TargetNullValue='?'}" Width="1.65*" IsReadOnly="True"/>
                     <DataGridTextColumn Header="Mod" Binding="{Binding Path=Mod}" Width="1.5*" IsReadOnly="True"/>
                     <DataGridTextColumn Header="录像日期" Binding="{Binding Path=Date, StringFormat='{}{0:yyyy/MM/dd HH:mm:SS}'}" Width="3*" IsReadOnly="True" />
                 </DataGrid.Columns>