Adds CategoryLinks.

Needs confirmation because makes heavy use of multiple parents which are not a thing anymore.

git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@4422 8810af33-2d31-482b-a856-94f89814c4df

ccm-cms/src/main/java/com/arsdigita/cms/ui/category/CategoryLinks.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+package com.arsdigita.cms.ui.category;
+
+import com.arsdigita.bebop.Label;
+import com.arsdigita.bebop.List;
+import com.arsdigita.bebop.PageState;
+import com.arsdigita.bebop.ParameterSingleSelectionModel;
+import com.arsdigita.bebop.SingleSelectionModel;
+import com.arsdigita.bebop.event.ActionEvent;
+import com.arsdigita.bebop.event.ActionListener;
+import com.arsdigita.bebop.list.ListModel;
+import com.arsdigita.bebop.list.ListModelBuilder;
+import com.arsdigita.bebop.parameters.BigDecimalParameter;
+import com.arsdigita.bebop.util.GlobalizationUtil;
+import com.arsdigita.util.LockableImpl;
+import org.libreccm.categorization.Category;
+
+/**
+ * A List of all secondary parents of the current category.
+ *
+ * @author Stanislav Freidin (stas@arsdigita.com)
+ * @author Michael Pih (pihman@arsdigita.com)
+ * @version $Id: CategoryLinks.java 2140 2011-01-16 12:04:20Z pboy $
+ */
+public class CategoryLinks extends List {
+    public final static String SUB_CATEGORY = "sc";
+
+    private final CategoryRequestLocal m_parent;
+    private final SingleSelectionModel m_model;
+
+    public CategoryLinks(final CategoryRequestLocal parent,
+                         final SingleSelectionModel model) {
+        super(new ParameterSingleSelectionModel
+              (new BigDecimalParameter(SUB_CATEGORY)));
+        setIdAttr("category_links_list");
+
+        m_parent = parent;
+        m_model = model;
+
+        //setModelBuilder(new LinkedCategoryModelBuilder());
+
+        // Select the category in the main tree when the
+        // user selects it here
+        addActionListener(new ActionListener() {
+                public void actionPerformed(ActionEvent e) {
+                    final PageState state = e.getPageState();
+                    final String id = (String) getSelectedKey(state);
+
+                    if (id != null) {
+                        m_model.setSelectedKey(state, id);
+                    }
+                }
+            });
+
+        final Label label = new Label
+            (GlobalizationUtil.globalize("cms.ui.category.linked_none"));
+        label.setFontWeight(Label.ITALIC);
+        setEmptyView(label);
+    }
+
+    /* TODO There is only one parent
+    private class LinkedCategoryModelBuilder extends LockableImpl
+            implements ListModelBuilder {
+        public ListModel makeModel(List list, PageState state) {
+            final Category category = m_parent.getCategory(state);
+
+            if (category != null && category.getParent().isPresent()) {
+
+                return new CategoryCollectionListModel
+                    (category.getParents(),
+                     parent == null ? null : parent.getID());
+            } else {
+                return List.EMPTY_MODEL;
+            }
+        }
+    }*/
+
+}