Java tutorial
/* * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * Copyright (c) 2013, MPL CodeInside http://codeinside.ru */ package ru.codeinside.gses.webui; import com.vaadin.ui.Component; import com.vaadin.ui.TabSheet; public final class DelegateCloseHandler implements TabSheet.CloseHandler { private static final long serialVersionUID = 1L; public void onTabClose(TabSheet tabsheet, Component c) { // ?? if (c instanceof TabSheet.CloseHandler) { ((TabSheet.CloseHandler) c).onTabClose(tabsheet, c); } tabsheet.removeComponent(c); } }