/// <summary>
/// Initializes a new instance of the <see cref="GenericItemViewModel"/> class using the specified item data.
/// </summary>
/// <param name="data">The item data used to configure the view model.</param>
public GenericItemViewModel(ItemData data)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
SetContent(data.OfflineContent);
}
private static ItemData LoadItemData(XElement itemElement)
{
var result = new ItemData();
// get data
result.Title = GetAttributeValue(itemElement, AttributeTitle);
var typeText = GetAttributeValue(itemElement, AttributeType);
result.ItemType = (ItemType)Enum.Parse(typeof(ItemType), typeText, true);
var url = GetAttributeValue(itemElement, AttributeUri);
if (!string.IsNullOrEmpty(url))
{
result.Uri = new Uri(url, UriKind.RelativeOrAbsolute);
}
// get the (alternate) content
var child = itemElement.Descendants().FirstOrDefault();
if (child != null)
{
// we have XML content here
// => use ToString() here to preserve the content as XML (it's likely XAML)
result.OfflineContent = child.ToString();
}
else
{
// no child elements => use the content as text
result.OfflineContent = itemElement.Value;
}
return result;
}