public void SetUp()
{
RxApp.MainThreadScheduler = Scheduler.CurrentThread;
this.persons = new[] { new Person(), new Person(), new Person() };
this.fieldNames = new[] { nameof(Person.Name), nameof(Person.UserFriendlyName) };
this.viewModel = new ThingSelectorDialogViewModel <Person>(this.persons, this.fieldNames);
}
/// <summary>
/// Select a single <see cref="Thing"/> from the list of <param name="things"></param>, using the <see cref="ThingSelectorDialog"/> dialog window. />
/// </summary>
/// <typeparam name="T">Generic type reference that should be of type <see cref="Thing"/></typeparam>
/// <param name="things"><see cref="IEnumerable{T}"/> where the user can choose from</param>
/// <param name="fieldNames"><see cref="IEnumerable{String}"/> that contains fieldnames of <see cref="Thing"/> data to be shown</param>
/// <returns>
/// A <see cref="Thing"/> of the specified generic type or null if the operation of the dialog was cancelled.
/// </returns>
public T SelectThing <T>(IEnumerable <T> things, IEnumerable <string> fieldNames) where T : Thing
{
var viewModel = new ThingSelectorDialogViewModel <T>(things, fieldNames);
var view = new ThingSelectorDialog {
DataContext = viewModel, WindowStartupLocation = WindowStartupLocation.CenterScreen
};
var result = view.ShowDialog();
return(result == true ? viewModel.SelectedThing : null);
}
