laba1Loco/FormTrain.java

@@ -186,8 +186,10 @@ public class FormTrain{
         w.add(right);
         w.add(comboBoxStrategy);
         w.add(buttonStrategysStep);
+        w.setVisible (true);
     }
 }
+
 class Canvas extends JComponent{
     public DrawingTrain _drawingTrain;
     public Canvas(){