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.ui.apps.filehistory; 029 030import org.opencms.ui.CmsVaadinUtils; 031import org.opencms.ui.apps.A_CmsWorkplaceApp; 032import org.opencms.ui.apps.Messages; 033import org.opencms.util.CmsStringUtil; 034 035import java.util.LinkedHashMap; 036import java.util.List; 037 038import com.vaadin.ui.Component; 039 040/** 041 * App for the history settings and clearing of history.<p> 042 */ 043public class CmsFileHistoryApp extends A_CmsWorkplaceApp { 044 045 /**Mode don't keep versions.*/ 046 static final String MODE_DISABLED = "disabled"; 047 048 /**Mode keep without versions.*/ 049 static final String MODE_WITHOUTVERSIONS = "withoutversions"; 050 051 /**Mode keep with versions.*/ 052 static final String MODE_WITHVERSIONS = "withversions"; 053 054 /**Version disabled option.*/ 055 static final int NUMBER_VERSIONS_DISABLED = -2; 056 057 /**Version unlimited option.*/ 058 static final int NUMBER_VERSIONS_UNLIMITED = -1; 059 060 /**Path to save invalid.*/ 061 static final String PATH_SETTINGS_INVALID = "settings_invalid"; 062 063 /**App icon path.*/ 064 public static final String ICON = "apps/filehistory/history.png"; 065 066 /** 067 * @see org.opencms.ui.apps.A_CmsWorkplaceApp#getBreadCrumbForState(java.lang.String) 068 */ 069 @Override 070 protected LinkedHashMap<String, String> getBreadCrumbForState(String state) { 071 072 LinkedHashMap<String, String> crumbs = new LinkedHashMap<String, String>(); 073 crumbs.put("", CmsVaadinUtils.getMessageText(Messages.GUI_FILEHISTORY_TOOL_NAME_0)); 074 return crumbs; 075 } 076 077 /** 078 * @see org.opencms.ui.apps.A_CmsWorkplaceApp#getComponentForState(java.lang.String) 079 */ 080 @Override 081 protected Component getComponentForState(String state) { 082 083 if (CmsStringUtil.isEmptyOrWhitespaceOnly(state)) { 084 m_rootLayout.setMainHeightFull(false); 085 return new CmsFileHistoryPanel(); 086 } 087 return null; 088 } 089 090 /** 091 * @see org.opencms.ui.apps.A_CmsWorkplaceApp#getSubNavEntries(java.lang.String) 092 */ 093 @Override 094 protected List<NavEntry> getSubNavEntries(String state) { 095 096 return null; 097 } 098}