legacy/argeo-commons/org.argeo.cms.ui.workbench/src/org/argeo/cms/ui/workbench/internal/jcr/parts/ChildNodesPage.java

   1 package org.argeo.cms.ui.workbench.internal.jcr.parts;
   2
   3 import javax.jcr.Node;
   4
   5 import org.argeo.cms.ui.jcr.JcrTreeContentProvider;
   6 import org.argeo.cms.ui.jcr.NodeLabelProvider;
   7 import org.argeo.cms.ui.workbench.WorkbenchUiPlugin;
   8 import org.argeo.cms.ui.workbench.jcr.DefaultNodeEditor;
   9 import org.argeo.eclipse.ui.EclipseUiException;
  10 import org.argeo.eclipse.ui.EclipseUiUtils;
  11 import org.eclipse.jface.viewers.DoubleClickEvent;
  12 import org.eclipse.jface.viewers.IDoubleClickListener;
  13 import org.eclipse.jface.viewers.IStructuredSelection;
  14 import org.eclipse.jface.viewers.ITreeContentProvider;
  15 import org.eclipse.jface.viewers.TreeViewer;
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.layout.GridLayout;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Tree;
  20 import org.eclipse.ui.PartInitException;
  21 import org.eclipse.ui.forms.IManagedForm;
  22 import org.eclipse.ui.forms.editor.FormEditor;
  23 import org.eclipse.ui.forms.editor.FormPage;
  24 import org.eclipse.ui.forms.widgets.ScrolledForm;
  25
  26 /** List all children of the current node */
  27 public class ChildNodesPage extends FormPage {
  28         // private final static Log log = LogFactory.getLog(ChildNodesPage.class);
  29
  30         private Node currentNode;
  31
  32         private JcrTreeContentProvider nodeContentProvider;
  33         private TreeViewer nodesViewer;
  34
  35         public ChildNodesPage(FormEditor editor, String title, Node currentNode) {
  36                 super(editor, "ChildNodesPage", title);
  37                 this.currentNode = currentNode;
  38         }
  39
  40         protected void createFormContent(IManagedForm managedForm) {
  41                 try {
  42                         ScrolledForm form = managedForm.getForm();
  43                         form.setText(WorkbenchUiPlugin.getMessage("childNodesPageTitle"));
  44                         Composite innerBox = form.getBody();
  45                         // Composite innerBox = new Composite(body, SWT.NO_FOCUS);
  46                         GridLayout twt = new GridLayout(1, false);
  47                         twt.marginWidth = twt.marginHeight = 5;
  48                         innerBox.setLayout(twt);
  49                         if (!currentNode.hasNodes()) {
  50                                 managedForm.getToolkit().createLabel(innerBox, WorkbenchUiPlugin.getMessage("warningNoChildNode"));
  51                         } else {
  52                                 nodeContentProvider = new JcrTreeContentProvider();
  53                                 nodesViewer = createNodeViewer(innerBox, nodeContentProvider);
  54                                 nodesViewer.setInput(currentNode);
  55                         }
  56                 } catch (Exception e) {
  57                         throw new EclipseUiException("Cannot create children page for " + currentNode, e);
  58                 }
  59         }
  60
  61         protected TreeViewer createNodeViewer(Composite parent, final ITreeContentProvider nodeContentProvider) {
  62
  63                 final TreeViewer tmpNodeViewer = new TreeViewer(parent, SWT.BORDER);
  64                 Tree tree = tmpNodeViewer.getTree();
  65                 tree.setLinesVisible(true);
  66                 tmpNodeViewer.getTree().setLayoutData(EclipseUiUtils.fillAll());
  67                 tmpNodeViewer.setContentProvider(nodeContentProvider);
  68                 tmpNodeViewer.setLabelProvider(new NodeLabelProvider());
  69                 tmpNodeViewer.addDoubleClickListener(new DClickListener());
  70                 return tmpNodeViewer;
  71         }
  72
  73         public class DClickListener implements IDoubleClickListener {
  74
  75                 public void doubleClick(DoubleClickEvent event) {
  76                         if (event.getSelection() == null || event.getSelection().isEmpty())
  77                                 return;
  78                         Object obj = ((IStructuredSelection) event.getSelection()).getFirstElement();
  79                         if (obj instanceof Node) {
  80                                 Node node = (Node) obj;
  81                                 try {
  82                                         GenericNodeEditorInput gnei = new GenericNodeEditorInput(node);
  83                                         WorkbenchUiPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow().getActivePage()
  84                                                         .openEditor(gnei, DefaultNodeEditor.ID);
  85                                 } catch (PartInitException pie) {
  86                                         throw new EclipseUiException("Cannot open editor for " + node, pie);
  87                                 }
  88                         }
  89                 }
  90         }
  91 }