code: public void restore() {
  		if (window instanceof RootPaneContainer) {
  			final Component glassPane = ((RootPaneContainer) window).getGlassPane();
  			glassPane.setVisible(windowGlassPaneVisible);
  			glassPane.setCursor(oldWindowCursor);
  		}
  		if (window != null) {
  			window.setCursor(oldWindowCursor);
  		}
  	}
docs: Restore l'ancien curseur, en fin de traitement.