public static MvxViewModelResponse Show(MvxViewModelRequest request, IFragmentHost host)
{
var response = new MvxViewModelResponse();
//Resolve viewFinder
var viewFinder = Mvx.Resolve<IMvxViewsContainer>();
var presenter = Mvx.Resolve<ICustomPresenter> ();
//Resolve viewtype of viewmodel
var viewType = viewFinder.GetViewType (request.ViewModelType);
if (viewType == null)
throw new MvxException ("View Type not found for " + request.ViewModelType);
//Create instance of view
var viewObject = Activator.CreateInstance (viewType);
if (viewObject == null)
throw new MvxException ("View not loaded for " + viewType);
var viewModelLoader = Mvx.Resolve<IMvxViewModelLoader> ();
IMvxFragmentView fragment = viewObject as IMvxFragmentView;
//We only host fragments
if (fragment!=null) { // View is a fragment, that should be hosted
fragment.ViewModel = viewModelLoader.LoadViewModel (request, null);
Android.Support.V4.App.Fragment frag = viewObject as Android.Support.V4.App.Fragment;
//Do we know where to put this fragment?
if(!host.SupportedPresenterRegistrations.ContainsViewModel(request.ViewModelType))
throw new MvxException ("Unable to host fragment " + viewType + ". Because it's host does not support this region.");
//Resolve regionId
int regionId = host.SupportedPresenterRegistrations.GetRegionId(request.ViewModelType);
//Push fragment to the view
var trans = host.CurrentFragmentManager.BeginTransaction ();
host.OnTransactionCreated(request,trans);
trans.Replace (regionId,frag).Commit ();
response.RegionId = regionId;
response.Fragment = fragment;
} else {
throw new MvxException ("Unable to host view, since this view is not a fragment " + viewType);
}
return response;
}
