Universal Windows® Apps with XAML and C# Unleashed

Badges

Tiles, whether “live” or not and regardless of size, support a numeric or graphical badge that overlays status on the corner. For example, a numeric badge is used by the Mail app to show the number of new messages. On a PC, graphical badges can be used for some limited additional scenarios, such as showing the user’s online status in a chat app. Badges are the only form of dynamic content supported by the small tile size.

Applying a badge looks much like updating a tile, but even simpler. The following UpdateBadge method places a badge with the number two on the app’s tile, with differences from the previous UpdateTile method highlighted:

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void UpdateBadge() {   // This is the badge template   string xmlString ...