重载加载数据代码

DMS.WPF/Views/SplashWindow.xaml

@@ -3,15 +3,17 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:vm="clr-namespace:DMS.WPF.ViewModels"
+        d:DataContext="{d:DesignInstance vm:SplashViewModel}"
         xmlns:local="clr-namespace:DMS.WPF.Views"
         mc:Ignorable="d"
-        Title="SplashWindow" Height="400" Width="600"
+        Title="正在启动..." Height="400" Width="600"
         WindowStyle="None" WindowStartupLocation="CenterScreen" AllowsTransparency="True" Background="Transparent">
     <Grid>
         <Border CornerRadius="10" Background="#FF333333">
             <StackPanel VerticalAlignment="Center" HorizontalAlignment="Center">
                 <Image Source="/Assets/AppIcon2.ico" Width="100" Height="100"/>
-                <TextBlock Text="{Binding LoadingMessage}" Foreground="White" FontSize="16" Margin="0,20,0,0"/>
+                <TextBlock VerticalAlignment="Center" TextWrapping="Wrap" MaxWidth="500" Text="{Binding LoadingMessage}" Foreground="White" FontSize="16" Margin="0,20,0,0"/>
             </StackPanel>
         </Border>
     </Grid>