我在(伪)启动页上使用 Silverlight 工具包中的 PerformanceProgressBar。但是,它只显示一个移动点。怎么了?
<Grid x:Name="LayoutRoot" Background="White">
<Grid.RowDefinitions>
<RowDefinition Height="Auto"/>
<RowDefinition Height="*"/>
</Grid.RowDefinitions>
<Grid x:Name="ActiveSplash" Height="Auto" Width="480" Background="Pink" Grid.Row="1" Visibility="Visible">
<Image Name="SplashScreenImage" Source="/SplashScreenImage.jpg"></Image>
<toolkit:PerformanceProgressBar Width="480" Height="Auto"
IsIndeterminate="True"
Foreground="Blue"
Background="Blue"
Margin="0,104,0,0" />
</Grid>
<Grid x:Name="ContentPanel" Visibility="Collapsed" Grid.Row="2">
<!-- stuff -->
</Grid>
</Grid>