To use the child window you need to create a view and view model for him.
View for child window:
[ViewModel(typeof (MyChildWindowViewModel))]
public partial class MyChildWindowView : IChildWindowView
{
public MyChildWindowView()
{
InitializeComponent();
}
}
View model for child window:
public class MyChildWindowViewModel : ChildWindowViewModel
{
}
Example of use:
private void ShowMyChildWindow()
{
var myChildWindowViewModel = GetViewModel<MyChildWindowViewModel>();
//Show child window, callback executed after close child window.
myChildWindowViewModel.Show(model => {});
}