Building a Metro App Part 2: Listing 1

Implementing the Share Source Contract

void MainPage_DataRequested(DataTransferManager sender, DataRequestedEventArgs args)  
{  
   // have a selected RSS feed item?      
   if (FeedListView.SelectedItem != null)      
   {          
    RSSItem selectedItem = FeedListView.SelectedItem as RSSItem;               
   args.Request.Data.Properties.Title = selectedItem.Title;          
   args.Request.Data.Properties.Description = selectedItem.Description;          
   args.Request.Data.SetText(selectedItem.Description);          
   args.Request.Data.SetHtml(selectedItem.Description);
    if (selectedItem.Links.Count > 0)          
    {
    args.Request.Data.SetUri(selectedItem.Links[0].Link);
    }
    }
    else if(!String.IsNullOrWhiteSpace(FeedUrl.Text))
    {
    // share the loaded Feed URL          
    args.Request.Data.Properties.Title = FeedTitle.Text;          
    args.Request.Data.Properties.Description = "An RSS feed link from Daily Reader.";          
    args.Request.Data.SetUri(new Uri(FeedUrl.Text));      
  }  
}

About the Author

Eric Vogel is a Sr. Software Developer at Kunz, Leigh, & Associates in Okemos, MI. He is the president of the Greater Lansing User Group for .NET. Eric enjoys learning about software architecture and craftsmanship, and is always looking for ways to create more robust and testable applications. Contact him at vogelvision@gmail.com.