Silverlight杂记自定义loading

Silverlight承载的页面中

      <param name="splashScreenSource" value="SilverlightLoader.xaml" />
        <param name="onSourceDownloadProgressChanged" value="appDownloadProgressChanged" />
        <param name="onSourceDownloadComplete" value="appDownloadComplete" />

JS

function appDownloadProgressChanged(sender, args) 
       { 
         var progressTextBlock = sender.findName("ProgressTextBlock");
         progressTextBlock.Text = (Math.round(args.progress * 100)) + "%"; 
       }
       function appDownloadComplete(sender, args) { 
           alert("appDownloadComplete"); 
       }

XAML

<?xml version="1.0" encoding="utf-8" ?> 
<Grid xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"> 
    <Grid.Background> 
        <LinearGradientBrush> 
            <GradientStop Color="#FFFFFFFF" Offset="0.25" /> 
            <GradientStop Color="#FFFFAF00" Offset="1.5" /> 
        </LinearGradientBrush> 
    </Grid.Background> 
    <Grid.Triggers> 
        <EventTrigger RoutedEvent="Grid.Loaded"> 
            <BeginStoryboard> 
                <Storyboard Storyboard.TargetName="EllipseRotateTransform" 
                            Storyboard.TargetProperty="Angle"> 
                    <DoubleAnimation From="0" To="360" 
                                     BeginTime="00:00:00" Duration="00:00:01" 
                                     RepeatBehavior="Forever" /> 
                </Storyboard> 
            </BeginStoryboard> 
        </EventTrigger> 
    </Grid.Triggers> 
    <Grid HorizontalAlignment="Center" 
            VerticalAlignment="Center" 
            Height="80" Width="80" Margin="10"> 
        <Ellipse x:Name="myEllipse" 
                 Stroke="#FF000000" RenderTransformOrigin="0.5,0.5"> 
            <Ellipse.RenderTransform> 
                <RotateTransform x:Name="EllipseRotateTransform" /> 
            </Ellipse.RenderTransform> 
            <Ellipse.Fill> 
                <RadialGradientBrush GradientOrigin="0.06,0.8"> 
                    <RadialGradientBrush.RelativeTransform> 
                        <TranslateTransform X="-0.007" Y="0.008" /> 
                    </RadialGradientBrush.RelativeTransform> 
                    <GradientStop Color="#FFCAFFB4" Offset="0" /> 
                    <GradientStop Color="#FF39AF07" Offset="0.8" /> 
                    <GradientStop Color="#FF7BCE09" Offset="1" /> 
                </RadialGradientBrush> 
            </Ellipse.Fill> 
        </Ellipse>
        <Ellipse Height="55" Width="55" 
                 Fill="Plum" Stroke="#FF000000" /> 
        <TextBlock x:Name="ProgressTextBlock" 
                   Width="55" Height="20" 
                   FontFamily="Verdana" FontSize="14" 
                   Text="0%" 
                   TextAlignment="Center" /> 
    </Grid> 
</Grid>

 

loading界面

下载完成