How to hide wpf datagrid columns depending on a property

Question

I have the following WPF sample program:

Xaml:

Answer 1

Solution proposed by H.B. is really good and has true WPF MVVM spirit. Use it where possible.

In my particular case something went wrong so I came out with different way, as my project is not strict MVVM, so I can use coded solution.

In CustomView.xaml name assigned to column:

    
        
        ...

In CustomView.xaml.cs we have a simple property which directly changes visibility of column:

public Visibility MachinesColumnVisible
{
    get { return MachinesColumn.Visibility; }
    set
    {
        if (value == MachinesColumn.Visibility)
            return;
        MachinesColumn.Visibility = value;
    }
}