oika / NComputed

An implementation of computed property in C#/WPF.

NComputed

An implementation of computed property in C#/WPF.
It generates property which value computed by other properties.
These properies to be defined in ViewModel class and can be binded to View class.

How To Use

Define Computed in ViewModel like this.

    this.Sum = Computed<int>.Of(this, nameof(Sum))
                            // list property names to watch changes
                            .Observe(nameof(Num1), nameof(Num2))
                            // how to calculate the value
                            .ComputeAs(me => me.Num1 + me.Num2)
                            .Build();  

In View, bind to this property with ComputedValueConverter.

You can use some frameworks like Prism with it.

See sample sources in detail.