final TabSheet tabsheet = new TabSheet();
tabsheet.setCaption("Tabsheet, above layouts are added to this component");
tabsheet.addTab(layoutA, "Horizontal ordered layout", null);
tabsheet.addTab(layoutB, "Vertical ordered layout", null);
tabsheet.addTab(layoutG, "First grid layout", null);
tabsheet.addTab(layoutG2, "Second grid layout", null);
//
// Add demo layouts to main window
//
mainWindow.addComponent(new Label(