Clean JCR Ui Explorer editor

[lgpl/argeo-commons.git] / server / plugins / org.argeo.jcr.ui.explorer / src / main / java / org / argeo / jcr / ui / explorer / editors / ChildNodesPage.java

diff --git a/server/plugins/org.argeo.jcr.ui.explorer/src/main/java/org/argeo/jcr/ui/explorer/editors/ChildNodesPage.java b/server/plugins/org.argeo.jcr.ui.explorer/src/main/java/org/argeo/jcr/ui/explorer/editors/ChildNodesPage.java
index 7d9743615db7ba06eca0ff6b9763a3814c92ad95..0a6b561ff0022137c64da8bd40db8f729a1adc1b 100644 (file)
--- a/server/plugins/org.argeo.jcr.ui.explorer/src/main/java/org/argeo/jcr/ui/explorer/editors/ChildNodesPage.java
+++ b/server/plugins/org.argeo.jcr.ui.explorer/src/main/java/org/argeo/jcr/ui/explorer/editors/ChildNodesPage.java
@@ -2,11 +2,17 @@ package org.argeo.jcr.ui.explorer.editors;
 
 import javax.jcr.Node;
 
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
+import org.argeo.ArgeoException;
+import org.argeo.jcr.ui.explorer.JcrExplorerPlugin;
+import org.argeo.jcr.ui.explorer.browser.NodeLabelProvider;
+import org.argeo.jcr.ui.explorer.providers.SingleNodeAsTreeContentProvider;
+import org.argeo.jcr.ui.explorer.utils.GenericNodeDoubleClickListener;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.forms.IManagedForm;
 import org.eclipse.ui.forms.editor.FormEditor;
 import org.eclipse.ui.forms.editor.FormPage;
@@ -17,10 +23,15 @@ import org.eclipse.ui.forms.widgets.ScrolledForm;
  * accross the repository
  */
 public class ChildNodesPage extends FormPage {
-       private final static Log log = LogFactory.getLog(ChildNodesPage.class);
+       // private final static Log log = LogFactory.getLog(ChildNodesPage.class);
 
+       // business objects
        private Node currentNode;
-       
+
+       // this page UI components
+       private SingleNodeAsTreeContentProvider nodeContentProvider;
+       private TreeViewer nodesViewer;
+
        public ChildNodesPage(FormEditor editor, String title, Node currentNode) {
                super(editor, "ChildNodesPage", title);
                this.currentNode = currentNode;
@@ -29,13 +40,39 @@ public class ChildNodesPage extends FormPage {
        protected void createFormContent(IManagedForm managedForm) {
                try {
                        ScrolledForm form = managedForm.getForm();
+                       form.setText(JcrExplorerPlugin.getMessage("childNodesPageTitle"));
+                       Composite body = form.getBody();
                        GridLayout twt = new GridLayout(1, false);
-                       twt.marginWidth = twt.marginHeight = 0;
-                       form.getBody().setLayout(twt);
-                       Label lbl = new Label(form.getBody(), SWT.NONE);
-                       lbl.setText("Implement this");
+                       twt.marginWidth = twt.marginHeight = 5;
+                       body.setLayout(twt);
+                       if (!currentNode.hasNodes()) {
+                               managedForm.getToolkit().createLabel(body,
+                                               JcrExplorerPlugin.getMessage("warningNoChildNode"));
+                       } else {
+
+                               nodeContentProvider = new SingleNodeAsTreeContentProvider();
+                               nodesViewer = createNodeViewer(body, nodeContentProvider);
+                               nodesViewer.setInput(currentNode);
+                       }
                } catch (Exception e) {
-                       e.printStackTrace();
+                       throw new ArgeoException(
+                                       "Unexpected error while creating child node page", e);
                }
        }
+
+       protected TreeViewer createNodeViewer(Composite parent,
+                       final ITreeContentProvider nodeContentProvider) {
+
+               final TreeViewer tmpNodeViewer = new TreeViewer(parent, SWT.MULTI);
+
+               tmpNodeViewer.getTree().setLayoutData(
+                               new GridData(SWT.FILL, SWT.FILL, true, true));
+
+               tmpNodeViewer.setContentProvider(nodeContentProvider);
+               tmpNodeViewer.setLabelProvider(new NodeLabelProvider());
+               tmpNodeViewer
+                               .addDoubleClickListener(new GenericNodeDoubleClickListener(
+                                               tmpNodeViewer));
+               return tmpNodeViewer;
+       }
 }