/// <summary>
/// Gets the XML content of one of the predefined badge templates
/// so that you can customize it for a badge update.
/// </summary>
/// <param name="type">The type of badge template, either a glyph or a number.</param>
/// <returns>The object that contains the template XML.</returns>
public static XmlDocument GetTemplateContent(BadgeTemplateType type)
{
// Although UWP has two "template types", both return the same XML.
var xml = new XmlDocument();
xml.LoadXml("<badge value=\"\" />");
return(xml);
}
private void CreateBadge(object sender, RoutedEventArgs e)
{
const BadgeTemplateType badgeTemplateType = BadgeTemplateType.BadgeGlyph;
XmlDocument templateContent = BadgeUpdateManager.GetTemplateContent(badgeTemplateType);
(templateContent.GetElementsByTagName("badge").FirstOrDefault() as XmlElement)?.SetAttribute("value", "alarm");
BadgeUpdater badgeUpdater = BadgeUpdateManager.CreateBadgeUpdaterForApplication();
var badgeNotification = new BadgeNotification(templateContent)
{
ExpirationTime = new DateTimeOffset(DateTime.UtcNow + TimeSpan.FromSeconds(10))
};
badgeUpdater.Update(badgeNotification);
}
private void UpdateBadge()
{
int itemCount = viewModel.GroceryList.Count;
BadgeTemplateType templateType = itemCount > 3
? BadgeTemplateType.BadgeGlyph : BadgeTemplateType.BadgeNumber;
XmlDocument badgeXml = BadgeUpdateManager.GetTemplateContent(templateType);
((XmlElement)badgeXml.GetElementsByTagName("badge")[0]).SetAttribute("value",
(itemCount > 3) ? "alert" : itemCount.ToString());
for (int i = 0; i < 5; i++)
{
BadgeUpdateManager.CreateBadgeUpdaterForApplication()
.Update(new BadgeNotification(badgeXml));
}
}
