DoAction method

LevelMeshEditor.cs

private void OnSceneGUI()
{
  DrawToolBar(SceneView.lastActiveSceneView);
  DoAction();
}

private void DoAction()
{
    switch (selectedTool)
    {
      case 0:
          Select();
          break;
      default:
          break;
    }
}

private void Select() { Debug.Log("I'm selecting something ;"); }