001: /*
002: * File : $Source: /usr/local/cvs/opencms/src/org/opencms/workplace/list/CmsListDropdownAction.java,v $
003: * Date : $Date: 2008-02-27 12:05:28 $
004: * Version: $Revision: 1.4 $
005: *
006: * This library is part of OpenCms -
007: * the Open Source Content Management System
008: *
009: * Copyright (c) 2002 - 2008 Alkacon Software GmbH (http://www.alkacon.com)
010: *
011: * This library is free software; you can redistribute it and/or
012: * modify it under the terms of the GNU Lesser General Public
013: * License as published by the Free Software Foundation; either
014: * version 2.1 of the License, or (at your option) any later version.
015: *
016: * This library is distributed in the hope that it will be useful,
017: * but WITHOUT ANY WARRANTY; without even the implied warranty of
018: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019: * Lesser General Public License for more details.
020: *
021: * For further information about Alkacon Software GmbH, please see the
022: * company website: http://www.alkacon.com
023: *
024: * For further information about OpenCms, please see the
025: * project website: http://www.opencms.org
026: *
027: * You should have received a copy of the GNU Lesser General Public
028: * License along with this library; if not, write to the Free Software
029: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
030: */
031:
032: package org.opencms.workplace.list;
033:
034: import org.opencms.i18n.CmsMessageContainer;
035: import org.opencms.util.CmsStringUtil;
036: import org.opencms.workplace.CmsWorkplace;
037: import org.opencms.workplace.tools.CmsIdentifiableObjectContainer;
038:
039: import java.util.ArrayList;
040: import java.util.Iterator;
041: import java.util.List;
042:
043: /**
044: * Independent action to switch the resource state filter.<p>
045: *
046: * Do not forget to add parameter evaluation code overwritting the A_CmsListDialog#getList() method,
047: * like in <tt>CmsProjectFilesDialog</tt>.<p>
048: *
049: * @author Michael Moossen
050: *
051: * @version $Revision: 1.4 $
052: *
053: * @since 6.0.0
054: */
055: public class CmsListDropdownAction extends CmsListIndependentAction {
056:
057: /** parameter name suffix. */
058: public static final String SUFFIX_PARAM = "-sel";
059:
060: /** The item ids, as a list of String objects. */
061: private List m_ids = new ArrayList();
062:
063: /** The items, a map of [ids, display names] as [String, CmsMessageContainer] objects. */
064: private CmsIdentifiableObjectContainer m_items = new CmsIdentifiableObjectContainer(
065: true, false);
066:
067: /** The selected item id. */
068: private String m_selection = null;
069:
070: /**
071: * Default Constructor.<p>
072: *
073: * @param id unique id
074: */
075: public CmsListDropdownAction(String id) {
076:
077: super (id);
078: }
079:
080: /**
081: * Adds an item to be displayed in the drop-down list.<p>
082: *
083: * @param id the id of the item
084: * @param name the display name
085: */
086: public void addItem(String id, CmsMessageContainer name) {
087:
088: m_ids.add(id);
089: m_items.addIdentifiableObject(id, name);
090: }
091:
092: /**
093: * @see org.opencms.workplace.tools.I_CmsHtmlIconButton#buttonHtml(org.opencms.workplace.CmsWorkplace)
094: */
095: public String buttonHtml(CmsWorkplace wp) {
096:
097: StringBuffer html = new StringBuffer(512);
098: html.append("\t<span class='link'");
099: if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(getHelpText().key(
100: wp.getLocale()))) {
101: html.append(" onMouseOver=\"sMH('");
102: html.append(getId());
103: html.append("');\" onMouseOut=\"hMH('");
104: html.append(getId());
105: html.append("');\"");
106: }
107: html.append("><p>");
108: if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(getIconPath())) {
109: html.append("<img src='");
110: html.append(CmsWorkplace.getSkinUri());
111: if (!isEnabled()) {
112: StringBuffer icon = new StringBuffer(128);
113: icon.append(getIconPath().substring(0,
114: getIconPath().lastIndexOf('.')));
115: icon.append("_disabled");
116: icon.append(getIconPath().substring(
117: getIconPath().lastIndexOf('.')));
118: if (wp.getCms().existsResource(
119: CmsWorkplace.VFS_PATH_RESOURCES
120: + icon.toString())) {
121: html.append(icon);
122: } else {
123: html.append(getIconPath());
124: }
125: } else {
126: html.append(getIconPath());
127: }
128: html.append("'");
129: if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(getName().key(
130: wp.getLocale()))) {
131: html.append(" alt='");
132: html.append(getName().key(wp.getLocale()));
133: html.append("'");
134: html.append(" title='");
135: html.append(getName().key(wp.getLocale()));
136: html.append("'");
137: }
138: html.append(">");
139: }
140: html.append(getName().key(wp.getLocale()));
141: html.append("<select name='").append(getId()).append(
142: SUFFIX_PARAM).append("' onchange=\"");
143: html.append(resolveOnClic(wp)).append("\">\n");
144: Iterator it = m_ids.iterator();
145: while (it.hasNext()) {
146: String itemId = (String) it.next();
147: html.append("\t\t\t\t<option value='");
148: html.append(itemId);
149: html.append("'");
150: html.append(itemId.equals(getSelection()) ? " selected"
151: : "");
152: html.append(">");
153: html.append(((CmsMessageContainer) m_items
154: .getObject(itemId)).key(wp.getLocale()));
155: html.append("</option>\n");
156: }
157: html.append("</select>\n");
158: html.append("</p></span>");
159: if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(getHelpText().key(
160: wp.getLocale()))) {
161: html.append("<div class='help' id='help");
162: html.append(getId());
163: html.append("' onMouseOver=\"sMH('");
164: html.append(getId());
165: html.append("');\" onMouseOut=\"hMH('");
166: html.append(getId());
167: html.append("');\">");
168: html.append(getHelpText().key(wp.getLocale()));
169: html.append("</div>\n");
170: }
171: return html.toString();
172: }
173:
174: /**
175: * Returns the selected item.<p>
176: *
177: * @return the selected item
178: */
179: public String getSelection() {
180:
181: return m_selection;
182: }
183:
184: /**
185: * Sets the selected item.<p>
186: *
187: * @param selection the selected item to set
188: */
189: public void setSelection(String selection) {
190:
191: m_selection = selection;
192: }
193: }
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