5.3.7 实现用户界面对产品服务的调用

<ListBox SelectionChanged="ProductList_Click"
x:Name="ProductList"   
RenderTransformOrigin="0.5,0.5"
IsSynchronizedWithCurrentItem="True"
ItemsSource="{Binding Mode=OneWay}"
ItemTemplate="{DynamicResource ProductListTemplate}"
SelectedIndex="-1"
Background="{x:Null}"
BorderBrush="{x:Null}"
Foreground="#FFFFFFFF" />

using System.Windows.Media.Imaging;

private void ProductList_Click(object sender, SelectionChangedEventArgs e)
{
try
{
DataRowView d = (DataRowView)ProductList.SelectedItem;
string strID = d.Row["ProductID"].ToString();
using (BikeServiceProxy proxy = new BikeServiceProxy("default"))
{
ProductRecord r = proxy.GetProductDetails(strID);
Price.Text = r.ListPrice;
Description.Text = r.Name;
BitmapImage myBitmapImage = new BitmapImage();
myBitmapImage.BeginInit();
myBitmapImage.StreamSource =
new System.IO.MemoryStream(r.Photo);
myBitmapImage.EndInit();
Pic.Source = myBitmapImage;
}
}
catch (Exception ex)
{
}
}