public MainWindowViewModel()
{
Title = "WPF Learning Game";
PlayCommand = new RelayCommand(o =>
{
try
{
var levelWindow = new LevelWindow();
(levelWindow.DataContext as LevelWindowViewModel).Level =
Activator.CreateInstance(SelectedLevel.Value.Key) as UserControl;
levelWindow.ShowDialog();
}
catch (Exception ex)
{
string errorMessage = ex.Message;
string stackTrace = ex.StackTrace;
var error = ex;
// if you got here something is still wrong in the level
// check the information above and try again
System.Diagnostics.Debugger.Break();
MessageBox.Show(String.Format("{1}{0}{2}", Environment.NewLine, errorMessage, stackTrace), "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}, o => SelectedLevel != null);
}
