Loading an image from a compressed package that was retrieved on demand
<UserControl x:Class='SilverlightApplication3.MainPage'
xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
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'
mc:Ignorable='d'
d:DesignWidth='640'
d:DesignHeight='480'>
<Grid x:Name="LayoutRoot" Background="White">
<StackPanel Orientation="Vertical">
<Button x:Name="myButton" Content="Get Image" Height="30" Width="90" Click="myButton_Click" />
<Image x:Name="myImage" />
</StackPanel>
</Grid>
</UserControl>
//File: Page.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.IO;
using System.Windows.Resources;
using System.Windows.Media.Imaging;
namespace SilverlightApplication3
{
public partial class MainPage : UserControl
{
public MainPage()
{
InitializeComponent();
}
private void myButton_Click(object sender, RoutedEventArgs e)
{
RequestContent();
}
private void RequestContent()
{
Uri address = new Uri("http://server.com/files.zip");
WebClient webClient = new WebClient();
webClient.OpenReadCompleted += new OpenReadCompletedEventHandler(webClient_OpenReadCompleted);
webClient.OpenReadAsync(address, "man.png");
}
void webClient_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)
{
Uri part = new Uri(Convert.ToString(e.UserState), UriKind.Relative);
StreamResourceInfo zipStream = new StreamResourceInfo(e.Result as Stream, null);
StreamResourceInfo imageStream = Application.GetResourceStream(zipStream, part);
BitmapImage image = new BitmapImage();
image.SetSource(imageStream.Stream);
myImage.Source = image;
}
}
}
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