001/* 002 * This library is part of OpenCms - 003 * the Open Source Content Management System 004 * 005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com) 006 * 007 * This library is free software; you can redistribute it and/or 008 * modify it under the terms of the GNU Lesser General Public 009 * License as published by the Free Software Foundation; either 010 * version 2.1 of the License, or (at your option) any later version. 011 * 012 * This library is distributed in the hope that it will be useful, 013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * Lesser General Public License for more details. 016 * 017 * For further information about Alkacon Software, please see the 018 * company website: http://www.alkacon.com 019 * 020 * For further information about OpenCms, please see the 021 * project website: http://www.opencms.org 022 * 023 * You should have received a copy of the GNU Lesser General Public 024 * License along with this library; if not, write to the Free Software 025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 026 */ 027 028package org.opencms.gwt.client.ui.history; 029 030import org.opencms.gwt.client.Messages; 031import org.opencms.gwt.client.ui.input.CmsComboBox; 032import org.opencms.gwt.client.ui.input.CmsLabelSelectCell; 033import org.opencms.util.CmsStringUtil; 034 035import java.util.Map; 036 037/** 038 * A combo box class for the property dialog.<p> 039 */ 040public class CmsPropertyComboBox extends CmsComboBox { 041 042 /** 043 * Creates a new instance.<p> 044 * 045 * @param options the widget options 046 */ 047 public CmsPropertyComboBox(Map<String, String> options) { 048 super(options); 049 } 050 051 /** 052 * Initializes this class.<p> 053 */ 054 public static void initClass() { 055 056 // do nothing, we just have to implement this method because the superclass inherits the I_CmsHasInit interface 057 } 058 059 /** 060 * @see org.opencms.gwt.client.ui.input.CmsSelectBox#updateCell(org.opencms.gwt.client.ui.input.CmsLabelSelectCell) 061 */ 062 @Override 063 public void updateCell(CmsLabelSelectCell cell) { 064 065 String value = cell.getValue(); 066 if ("".equals(value)) { 067 if (CmsStringUtil.isEmptyOrWhitespaceOnly(m_ghostValue)) { 068 String unselected = Messages.get().key(Messages.GUI_SELECTBOX_UNSELECTED_0); 069 cell.setText(unselected); 070 cell.setOpenerText(unselected); 071 } else { 072 CmsLabelSelectCell ghostCell = m_selectCells.get(m_ghostValue); 073 String ghostValueMessage = m_ghostValue; 074 if (ghostCell != null) { 075 ghostValueMessage = ghostCell.getText(); 076 } 077 String inheritMsg = Messages.get().key(Messages.GUI_SELECTBOX_INHERIT_1, ghostValueMessage); 078 cell.setText(inheritMsg); 079 cell.setOpenerText(ghostValueMessage); 080 } 081 } 082 } 083 084}