private void ExecuteShowThreadWindow(object parameter)
 {
     _threadWindow = _kielbasa.CreateThreadWindow();
     _showThreadWindow.EmitCanExecuteChanged();
     _deleteThreadWindow.EmitCanExecuteChanged();
 }
 private void ExecuteDeleteThreadWindow(object parameter)
 {
     _threadWindow.Dispose();
     _threadWindow = null;
     _showThreadWindow.EmitCanExecuteChanged();
     _deleteThreadWindow.EmitCanExecuteChanged();
 }