public static void UpdateBookAuthorCollection(DispatcherObject dob, GlobalDataObject gdo)
{
dob.InvokeIfRequired(() =>
{
gdo.UpdateBookAuthorCollection();
}, DispatcherPriority.Render);
}
/// <summary>
/// Simple helper extension method to marshall to correct thread if its required.
/// </summary>
/// <param name="control">The source control.</param>
/// <param name="methodcall">The method to call.</param>
public static void InvokeIfRequired(this DispatcherObject control, Action methodcall)
{
#if DOTNET4
Contract.Requires(control != null);
Contract.Requires(methodcall != null);
#endif
control.InvokeIfRequired(methodcall, DispatcherPriority.Normal);
}