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;
029
030import org.opencms.gwt.client.CmsCoreProvider;
031import org.opencms.gwt.client.Messages;
032import org.opencms.gwt.client.ui.css.I_CmsLayoutBundle;
033import org.opencms.gwt.client.util.CmsEmbeddedDialogHandler;
034import org.opencms.gwt.shared.CmsGwtConstants;
035import org.opencms.util.CmsUUID;
036
037import java.util.Collections;
038import java.util.HashMap;
039import java.util.Map;
040
041import com.google.gwt.event.dom.client.ClickEvent;
042import com.google.gwt.event.dom.client.ClickHandler;
043import com.google.gwt.user.client.Command;
044
045/**
046 * The user info toolbar button.<p>
047 */
048public class CmsUserInfo extends A_CmsToolbarButton<I_CmsToolbarHandler> {
049
050    /** The embedded dialog handler. */
051    private CmsEmbeddedDialogHandler m_dialogHandler;
052
053    /**
054     * Constructor.<p>
055     */
056    public CmsUserInfo() {
057
058        super(null, null);
059        addStyleName(I_CmsLayoutBundle.INSTANCE.toolbarCss().userInfo());
060        getUpFace().setHTML("<img src=\"" + CmsCoreProvider.get().getUserInfo().getUserIcon() + "\" />");
061        setTitle(Messages.get().key(Messages.GUI_USER_INFO_0));
062        m_dialogHandler = new CmsEmbeddedDialogHandler();
063        addClickHandler(new ClickHandler() {
064
065            /**
066             * @see com.google.gwt.event.dom.client.ClickHandler#onClick(com.google.gwt.event.dom.client.ClickEvent)
067             */
068            @Override
069            public void onClick(ClickEvent event) {
070
071                onToolbarClick();
072            }
073        });
074    }
075
076    /**
077     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#isActive()
078     */
079    @Override
080    public boolean isActive() {
081
082        return false;
083    }
084
085    /**
086     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarActivate()
087     */
088    @Override
089    public void onToolbarActivate() {
090
091        Map<String, String> params = new HashMap<String, String>();
092        params.put("left", String.valueOf(getElement().getAbsoluteLeft()));
093        m_dialogHandler.setOnCloseCommand(new Command() {
094
095            public void execute() {
096
097                onClose();
098            }
099        });
100        m_dialogHandler.openDialog(
101            "org.opencms.ui.actions.CmsUserInfoDialogAction",
102            CmsGwtConstants.CONTEXT_TYPE_APP_TOOLBAR,
103            Collections.<CmsUUID> emptyList(),
104            params);
105    }
106
107    /**
108     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarClick()
109     */
110    @Override
111    public void onToolbarClick() {
112
113        boolean active = isActive();
114
115        setActive(!active);
116
117    }
118
119    /**
120     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarDeactivate()
121     */
122    @Override
123    public void onToolbarDeactivate() {
124
125        m_dialogHandler.setOnCloseCommand(null);
126        m_dialogHandler.finish(null);
127    }
128
129    /**
130     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#setActive(boolean)
131     */
132    @Override
133    public void setActive(boolean active) {
134
135        if (active) {
136            if (m_handler != null) {
137                m_handler.deactivateCurrentButton();
138                m_handler.setActiveButton(this);
139            }
140            onToolbarActivate();
141
142        } else {
143            onToolbarDeactivate();
144
145            if (m_handler != null) {
146                m_handler.setActiveButton(null);
147                m_handler.activateSelection();
148            }
149        }
150    }
151
152    /**
153     * Sets the button handler.<p>
154     *
155     * @param handler the button handler
156     */
157    public void setHandler(I_CmsToolbarHandler handler) {
158
159        m_handler = handler;
160    }
161
162    /**
163     * Returns the container-page handler.<p>
164     *
165     * @return the container-page handler
166     */
167    @Override
168    protected I_CmsToolbarHandler getHandler() {
169
170        return m_handler;
171    }
172
173    /**
174     * Executed on window close.<p>
175     */
176    protected void onClose() {
177
178        onToolbarDeactivate();
179        if (m_handler != null) {
180            m_handler.setActiveButton(null);
181            m_handler.activateSelection();
182        }
183    }
184}