public void NextPage(UserControl page, String title)
 {
     BasicPage wrapper = new BasicPage();
     wrapper.setTitle(title);
     wrapper.setPossibleGoBack(false);
     wrapper.PageContent.Content = page;
     pageTransitionControl.NextPage(wrapper);
 }
 /// <summary>
 /// Change the page on the screen. Works like this :
 /// - MainWindow uses a BasicPage that contains already basic GUI
 /// - The page in argument is actually a UserControl, it will be placed
 /// in the pageTransitionControl of the BasicPage
 /// </summary>
 public void NextPage(UserControl page)
 {
     BasicPage wrapper = new BasicPage();
     wrapper.PageContent.Content = page;
     pageTransitionControl.NextPage(wrapper);
 }