public OperationNodeView(IMixerViewModel mixer = null)
{
InitializeComponent();
this.mixer = mixer ?? Locator.Current.GetService <IMixerViewModel>();
IDisposable activation = null;
activation = this.WhenActivated(disposables =>
{
activation
.DisposeWith(disposables);
this // ViewModel -> DataContext
.WhenAnyValue(v => v.ViewModel)
.BindTo(this, v => v.DataContext)
.DisposeWith(disposables);
this // ViewModel.Title -> TitleTextBlock.Text
.OneWayBind(ViewModel,
vm => vm.Title,
v => v.TitleTextBlock.Text)
.DisposeWith(disposables);
this // ViewModel.Width <-> Thumb.Width
.Bind(ViewModel,
vm => vm.Width,
v => v.Thumb.Width)
.DisposeWith(disposables);
this // ViewModel.Height <-> Thumb.Height
.Bind(ViewModel,
vm => vm.Height,
v => v.Thumb.Height)
.DisposeWith(disposables);
this // ViewModel.InputA -> InputAConnector.ViewModel
.WhenAnyValue(v => v.ViewModel.InputA)
.BindTo(this, v => v.InputAConnector.ViewModel)
.DisposeWith(disposables);
this // ViewModel.InputB -> InputBConnector.ViewModel
.WhenAnyValue(v => v.ViewModel.InputB)
.BindTo(this, v => v.InputBConnector.ViewModel)
.DisposeWith(disposables);
this // ViewModel.Output -> OutputConnector.ViewModel
.WhenAnyValue(v => v.ViewModel.Output)
.BindTo(this, v => v.OutputConnector.ViewModel)
.DisposeWith(disposables);
Thumb // Thumb.DragDelta.HorizontalChange -> ViewModel.X
.Events()
.DragDelta
.Select(e => ViewModel.X + e.HorizontalChange)
.BindTo(ViewModel, vm => vm.X)
.DisposeWith(disposables);
Thumb // Thumb.DragDelta.VerticalChange -> ViewModel.Y
.Events()
.DragDelta
.Select(e => ViewModel.Y + e.VerticalChange)
.BindTo(ViewModel, vm => vm.Y)
.DisposeWith(disposables);
this // ViewModel.EditNodeCommand -> EditNodeButton.Command
.OneWayBind(ViewModel,
vm => vm.EditNodeCommand,
v => v.EditNodeButton.Command)
.DisposeWith(disposables);
this // ViewModel.DeleteNodeCommand -> DeleteNodeButton.Command
.OneWayBind(ViewModel,
vm => vm.DeleteNodeCommand,
v => v.DeleteNodeButton.Command)
.DisposeWith(disposables);
this // Make Thumb click-through when a node or connection is being added
.WhenAnyValue(v => v.mixer.IsNodeBeingAdded,
v => v.mixer.ConnectingConnector,
(a, b) => !a && b == null)
.BindTo(this, v => v.Thumb.IsHitTestVisible)
.DisposeWith(disposables);
});
}
