/// <summary>
/// Used to attach a view model to a view that was created from platform code.
/// Should be called from Views constructor.
/// Throws an exception if view already has a view model.
/// View must use the same type of ViewModel
/// </summary>
/// <typeparam name="TViewModel1"></typeparam>
/// <typeparam name="TViewModel2"></typeparam>
/// <param name="crossView"></param>
/// <param name="crossViewModel"></param>
public static void AttachViewModel <TViewModel>(this ICrossView <TViewModel> crossView,
TViewModel crossViewModel)
where TViewModel : CrossViewModel
{
if (crossViewModel.HasCrossView)
{
throw new Exception("View model already has viewmodel attached");
}
crossViewModel.crossView = crossView;
crossView.Prepare(crossViewModel);
}
private void RemoveView()
{
crossView?.Dismiss();
//crossView?.Dispose();
crossView = null;
}
public void ViewDisposed()
{
crossView = null;
}