/// <summary>
/// Create the MasterDetails view model object, with
/// references to a catalog object and a factory object
/// </summary>
protected MasterDetailsViewModelBase(
CatalogBase <TDomainClass> catalog,
ViewModelFactoryBase <TDomainClass> factory)
{
_catalog = catalog;
_factory = factory;
_itemViewModelSelected = null;
_deleteCommand = new DeleteCommandBase <TDomainClass, MasterDetailsViewModelBase <TDomainClass> >(_catalog, this);
}
/// <summary>
/// Create the MasterDetails view model object, with
/// references to a model object and a factory object
/// </summary>
protected MasterDetailsViewModelBase(
ViewModelFactoryBase <TDomainClass, TKey> factory,
ModelBase <TDomainClass, TKey> model)
{
_factory = factory;
_model = model;
_masterViewModel = factory.CreateMasterViewModel();
_deleteCommand = new RelayCommand(DoDelete, CanDelete);
_itemViewModelSelected = null;
}
/// <summary>
/// Performs the deletion of a domain object from the model,
/// and triggers a re-read of item view models
/// </summary>
/// <param name="key">Key for object to delete</param>
private void Delete(TKey key)
{
// Delete from model collection
_model.Delete(key);
// Set selection to null
ItemViewModelSelected = null;
// Refresh the item list
OnPropertyChanged(nameof(ItemViewModelCollection));
}