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.ade.containerpage.client.ui;
029
030import org.opencms.ade.containerpage.client.CmsContainerpageController;
031import org.opencms.ade.containerpage.client.CmsContainerpageHandler;
032import org.opencms.ade.containerpage.client.Messages;
033import org.opencms.ade.containerpage.client.ui.css.I_CmsLayoutBundle;
034import org.opencms.ade.containerpage.shared.CmsContainerPageGalleryData;
035import org.opencms.ade.galleries.client.CmsGalleryController;
036import org.opencms.ade.galleries.client.CmsGalleryControllerHandler;
037import org.opencms.ade.galleries.client.I_CmsGalleryHandler;
038import org.opencms.ade.galleries.client.ui.CmsGalleryDialog;
039import org.opencms.ade.galleries.client.ui.CmsResultListItem;
040import org.opencms.ade.galleries.shared.CmsGalleryDataBean;
041import org.opencms.ade.galleries.shared.CmsGallerySearchBean;
042import org.opencms.ade.galleries.shared.CmsResultItemBean;
043import org.opencms.gwt.client.dnd.CmsDNDHandler;
044import org.opencms.gwt.client.ui.A_CmsToolbarMenu;
045import org.opencms.gwt.client.ui.CmsListItemWidget.Background;
046import org.opencms.gwt.client.ui.CmsPopup;
047import org.opencms.gwt.client.ui.CmsToolbarPopup;
048import org.opencms.gwt.client.ui.I_CmsAutoHider;
049import org.opencms.gwt.client.ui.I_CmsButton;
050import org.opencms.gwt.client.ui.input.CmsLabel;
051import org.opencms.gwt.shared.CmsListInfoBean.StateIcon;
052
053import com.google.common.base.Predicate;
054import com.google.common.base.Predicates;
055import com.google.gwt.dom.client.Document;
056import com.google.gwt.dom.client.Style.FontStyle;
057import com.google.gwt.user.client.ui.FlowPanel;
058import com.google.gwt.user.client.ui.SimplePanel;
059import com.google.gwt.user.client.ui.Widget;
060
061/**
062 * The gallery tool-bar menu.<p>
063 *
064 * @since 8.0.0
065 */
066public class CmsToolbarGalleryMenu extends A_CmsToolbarMenu<CmsContainerpageHandler> {
067
068    /**
069     * The gallery handler for the container page editor.<p>
070     */
071    class GalleryHandler implements I_CmsGalleryHandler {
072
073        /** The drag and drop filter. */
074        private Predicate<CmsResultItemBean> m_dndFilter;
075
076        /**
077         * Constructor.<p>
078         *
079         * @param dndFilter the drag and drop filter
080         */
081        GalleryHandler(Predicate<CmsResultItemBean> dndFilter) {
082
083            m_dndFilter = dndFilter;
084        }
085
086        /**
087         * @see org.opencms.ade.galleries.client.I_CmsGalleryHandler#filterDnd(org.opencms.ade.galleries.shared.CmsResultItemBean)
088         */
089        public boolean filterDnd(CmsResultItemBean resultBean) {
090
091            if (m_dndFilter != null) {
092                return m_dndFilter.apply(resultBean);
093            } else {
094                return true;
095            }
096        }
097
098        /**
099         * @see org.opencms.ade.galleries.client.I_CmsGalleryHandler#getAdditionalTypeTabControl()
100         */
101        public Widget getAdditionalTypeTabControl() {
102
103            return CmsContainerpageController.get().getHandler().createViewSelectorForGalleryDialog();
104        }
105
106        /**
107         * @see org.opencms.ade.galleries.client.I_CmsGalleryHandler#getAutoHideParent()
108         */
109        public I_CmsAutoHider getAutoHideParent() {
110
111            return getPopup();
112        }
113
114        /**
115         * @see org.opencms.ade.galleries.client.I_CmsGalleryHandler#getDndHandler()
116         */
117        public CmsDNDHandler getDndHandler() {
118
119            return getDragHandler();
120        }
121
122        /**
123         * @see org.opencms.ade.galleries.client.I_CmsGalleryHandler#processResultItem(org.opencms.ade.galleries.client.ui.CmsResultListItem)
124         */
125        public void processResultItem(CmsResultListItem item) {
126
127            if (item.getResult().isCopyModel()) {
128                item.getListItemWidget().setBackground(Background.YELLOW);
129                CmsLabel titleWidget = item.getListItemWidget().getTitleWidget();
130                titleWidget.getElement().getStyle().setFontStyle(FontStyle.OBLIQUE);
131                String newText = Messages.get().key(Messages.GUI_COPY_MODEL_TITLE_WRAPPER_1, titleWidget.getText());
132                titleWidget.setText(newText);
133                item.getListItemWidget().setStateIcon(StateIcon.copy);
134            }
135        }
136
137    }
138
139    /** The gallery dialog instance. */
140    private CmsGalleryDialog m_dialog;
141
142    /** The drag and drop handler for the gallery menu. */
143    private CmsDNDHandler m_dragHandler;
144
145    /** The gallery data. */
146    private CmsGalleryDataBean m_galleryData;
147
148    /** The gallery search bean. */
149    private CmsGallerySearchBean m_search;
150
151    /** The gallery dialog container. */
152    private SimplePanel m_tabsContainer;
153
154    /**
155     * Constructor.<p>
156     *
157     * @param handler the container-page handler
158     * @param dragHandler the container-page drag handler
159     */
160    public CmsToolbarGalleryMenu(CmsContainerpageHandler handler, CmsDNDHandler dragHandler) {
161
162        super(I_CmsButton.ButtonData.WAND_BUTTON, handler);
163        m_dragHandler = dragHandler;
164        FlowPanel contentPanel = new FlowPanel();
165        m_tabsContainer = new SimplePanel();
166        m_tabsContainer.addStyleName(I_CmsLayoutBundle.INSTANCE.containerpageCss().menuTabContainer());
167        contentPanel.add(m_tabsContainer);
168        setMenuWidget(contentPanel);
169    }
170
171    /**
172     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarActivate()
173     */
174    @SuppressWarnings("unused")
175    public void onToolbarActivate() {
176
177        Document.get().getBody().addClassName(I_CmsButton.ButtonData.WAND_BUTTON.getIconClass());
178        if (m_dialog == null) {
179            int dialogHeight = CmsToolbarPopup.getAvailableHeight();
180            int dialogWidth = CmsToolbarPopup.getAvailableWidth();
181            Predicate<CmsResultItemBean> resultDndFilter = Predicates.alwaysTrue();
182            if (CmsContainerpageController.get().getData().getTemplateContextInfo().getCurrentContext() != null) {
183                resultDndFilter = new CmsTemplateContextResultDndFilter();
184            }
185            final Predicate<CmsResultItemBean> finalDndFilter = resultDndFilter;
186            CmsGalleryDialog galleryDialog = new CmsGalleryDialog(new GalleryHandler(finalDndFilter));
187            CmsGalleryController galleryController = new CmsGalleryController(
188                new CmsGalleryControllerHandler(galleryDialog),
189                m_galleryData,
190                m_search);
191            galleryController.setContainerInfoProvider(
192                () -> CmsContainerpageController.get().getContainerInfoForGalleries());
193            galleryController.setTemplateContextInfoProvider(
194                () -> CmsContainerpageController.get().getData().getTemplateContextInfo());
195            m_dialog = galleryDialog;
196            m_dialog.setDialogSize(dialogWidth, dialogHeight);
197            getPopup().setWidth(dialogWidth);
198            m_tabsContainer.add(m_dialog);
199        } else {
200            int dialogWidth = CmsToolbarPopup.getAvailableWidth();
201            getPopup().setWidth(dialogWidth);
202            m_dialog.truncate("GALLERY_DIALOG_TM", dialogWidth);
203            m_dialog.updateSizes();
204        }
205    }
206
207    /**
208     * @see org.opencms.gwt.client.ui.I_CmsToolbarButton#onToolbarDeactivate()
209     */
210    public void onToolbarDeactivate() {
211
212        Document.get().getBody().removeClassName(I_CmsButton.ButtonData.WAND_BUTTON.getIconClass());
213    }
214
215    /**
216     * Updates the gallery data.<p>
217     *
218     * @param galleryData the gallery data
219     * @param viewChanged <code>true</code> in case the element view changed
220     */
221    public void updateGalleryData(CmsContainerPageGalleryData galleryData, boolean viewChanged) {
222
223        if (m_dialog != null) {
224            if (viewChanged) {
225                m_dialog.removeFromParent();
226                m_dialog = null;
227            } else {
228                m_dialog.updateGalleryData(galleryData.getGalleryData());
229            }
230        }
231        m_galleryData = galleryData.getGalleryData();
232        m_search = galleryData.getGallerySearch();
233    }
234
235    /**
236     * Gets the drag handler.<p>
237     *
238     * @return the drag handler
239     */
240    protected CmsDNDHandler getDragHandler() {
241
242        return m_dragHandler;
243    }
244
245    /**
246     * @see org.opencms.gwt.client.ui.CmsMenuButton#getPopup()
247     */
248    @Override
249    protected CmsPopup getPopup() {
250
251        return super.getPopup();
252    }
253
254}