/// <summary>
/// Resolves the Uri to a Dom object using the parent's collection's resolvers</summary>
/// <returns>Dom object, referenced by the Uri, or null if uri can't be resolved</returns>
public void Resolve()
{
if (m_target == null)
{
var gameDocRegistry = Globals.MEFContainer.GetExportedValue <GameDocumentRegistry>();
Uri ur = Uri;
if (ur == null)
{
m_error = "ref attribute is null";
}
else if (!File.Exists(ur.LocalPath))
{
m_error = "File not found: " + ur.LocalPath;
}
else if (gameDocRegistry.FindDocument(ur) != null)
{
m_error = "Causes circular ref: " + ur.LocalPath;
}
else
{
SchemaLoader schemaloader = Globals.MEFContainer.GetExportedValue <SchemaLoader>();
GameDocument gameDoc = GameDocument.OpenOrCreate(ur, schemaloader);
m_target = gameDoc.As <IGame>();
((Game)m_target).SetParent(this);
}
}
}