private void CreateTileWithExtensions_Click(object sender, RoutedEventArgs e)
{
// Create a notification for the Square150x150 tile using one of the available templates for the size.
ITileSquare150x150Text01 square150x150Content = TileContentFactory.CreateTileSquare150x150Text01();
square150x150Content.Branding = TileBranding.None;
square150x150Content.TextHeading.Text = "Square Tile EXT";
square150x150Content.TextBody1.Text = "Line 1";
square150x150Content.TextBody2.Text = "Line 2";
square150x150Content.TextBody3.Text = "Line 3";
// Create a notification for the Wide310x150 tile using one of the available templates for the size.
ITileWide310x150Text01 wide310x150Content = TileContentFactory.CreateTileWide310x150Text01();
wide310x150Content.Branding = TileBranding.None;
wide310x150Content.TextHeading.Text = "Wide Tile EXT";
wide310x150Content.TextBody1.Text = "Line 1";
wide310x150Content.TextBody2.Text = "Line 2";
wide310x150Content.TextBody3.Text = "Line 3";
wide310x150Content.TextBody4.Text = "Line 4";
// Create a notification for the Square310x310 tile using one of the available templates for the size.
ITileSquare310x310Text01 tileContent = TileContentFactory.CreateTileSquare310x310Text01();
tileContent.Branding = TileBranding.None;
tileContent.TextHeading.Text = "Large Tile EXT";
tileContent.TextBody1.Text = "Line 1";
tileContent.TextBody2.Text = "Line 2";
tileContent.TextBody3.Text = "Line 3";
tileContent.TextBody4.Text = "Line 4";
tileContent.TextBody5.Text = "Line 5";
tileContent.TextBody6.Text = "Line 6";
tileContent.TextBody7.Text = "Line 7";
tileContent.TextBody8.Text = "Line 8";
tileContent.TextBody9.Text = "Line 9";
// Attach the Square150x150 template to the Wide310x150 template.
wide310x150Content.Square150x150Content = square150x150Content;
// Attach the Wide310x150 template to the Square310x310 template.
tileContent.Wide310x150Content = wide310x150Content;
// Send the notification to the application’s tile.
//TileUpdateManager.CreateTileUpdaterForApplication().Update(tileContent.CreateNotification());
var updater = TileUpdateManager.CreateTileUpdaterForApplication();
updater.EnableNotificationQueue(true);
updater.Update(tileContent.CreateNotification());
ExtensionBasedXML.Text = XDocument.Parse(tileContent.GetContent()).ToString();
}