public StructureHolderViewModel(TProperty property, ViewModelFactory factory)
: base(property)
{
PropertyClosedUp = new ReactiveProperty <IPropertyViewModel>();
Members = property.Members.Select(x => factory.Create(x, true)).ToArray();
OnChanged = Observable.Merge(Members.Select(x => x.OnChanged));
EditCommand.Subscribe(x => ShowDetailSubject.OnNext(this));
foreach (var member in Members)
{
member.ShowDetail.Subscribe(x => PropertyClosedUp.Value = x);
}
}
public SubtypingViewModel(SubtypingProperty property, ViewModelFactory factory)
: base(property)
{
Instance = Property.Model.Where(x => x != null)
.Select(x => factory.Create(x, true))
.ToReactiveProperty();
EditCommand = property.Model.Select(x => x != null)
.ToReactiveCommand();
EditCommand.Where(x => Instance.Value != null).Subscribe(x =>
{
ShowDetailSubject.OnNext(Instance.Value);
});
Instance.Subscribe(x => ShowDetailSubject.OnNext(null));
OnChanged = Instance.Where(x => x != null)
.SelectMany(x => x.OnChanged)
.Merge(Instance.Select(x => Unit.Default));
}
public CollectionViewModel(TProperty property, ViewModelFactory factory) : base(property)
{
Collection = property.Collection.ToReadOnlyReactiveCollection(x =>
{
IPropertyViewModel vm = null;
try
{
vm = factory.Create(x);
}
catch (Exception e)
{
OnErrorSubject.OnNext(e);
return(null);
}
vm.OnChanged.Subscribe(y => OnChangedSubject.OnNext(Unit.Default));
vm.OnError.Subscribe(e => OnErrorSubject.OnNext(e));
return(vm);
});
FormatedString = Property.Count.Select(x => $"Count = {x}")
.ToReactiveProperty(mode: ReactivePropertyMode.RaiseLatestValueOnSubscribe);
AddCommand.Subscribe(x =>
{
try
{
Property.AddNewElement();
}
catch (Exception e)
{
OnErrorSubject.OnNext(e);
}
OnChangedSubject.OnNext(Unit.Default);
});
RemoveCommand.Subscribe(x =>
{
try
{
Property.RemoveElementAt(x);
}
catch (Exception e)
{
OnErrorSubject.OnNext(e);
}
OnChangedSubject.OnNext(Unit.Default);
});
EditCommand.Subscribe(x => ShowDetailSubject.OnNext(this));
UpCommand.Subscribe(x =>
{
Property.Move(x - 1, x);
SelectedIndex.Value = x - 1;
});
DownCommand.Subscribe(x =>
{
Property.Move(x + 1, x);
SelectedIndex.Value = x;
});
DuplicateCommand.Subscribe(x =>
{
Property.Duplicate(x, x + 1);
});
}