Java tutorial
/* * This library is part of OpenCms - * the Open Source Content Management System * * Copyright (c) Alkacon Software GmbH (http://www.alkacon.com) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * For further information about Alkacon Software, please see the * company website: http://www.alkacon.com * * For further information about OpenCms, please see the * project website: http://www.opencms.org * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package org.opencms.ade.galleries.client; import com.google.gwt.event.logical.shared.CloseEvent; import com.google.gwt.event.logical.shared.CloseHandler; import com.google.gwt.user.client.ui.PopupPanel; /** * The abstract class for the tab handler.<p> * * This class receives event information from the gallery dialog and * delegates it to the gallery controller. * * @since 8.0.0 */ public abstract class A_CmsTabHandler implements CloseHandler<PopupPanel> { /** The gallery controller. */ protected CmsGalleryController m_controller; /** * Constructor.<p> * * @param controller the controller */ public A_CmsTabHandler(CmsGalleryController controller) { m_controller = controller; } /** * Clears the search parameters of this tab.<p> */ public abstract void clearParams(); /** * Execute when the upload dialog is closed.<p> * * @param event the close event */ public void onClose(CloseEvent<PopupPanel> event) { m_controller.setSearchObjectChanged(); } /** * Will be triggered when the tab is deselected.<p> */ public void onDeselection() { // do nothing } /** * Will be triggered when the tab is selected.<p> */ public abstract void onSelection(); /** * Sorts the list, if present.<p> * * @param sortParams the sort parameters * @param filter the filter phrase */ public abstract void onSort(String sortParams, String filter); /** * Selects the result tab.<p> */ public void selectResultTab() { m_controller.selectResultTab(); } }