/* * Copyright (C) 2007-2012 Mathieu Baudier * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.argeo.jcr.ui.explorer.editors; import javax.jcr.Node; 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.Composite; import org.eclipse.ui.forms.IManagedForm; import org.eclipse.ui.forms.editor.FormEditor; import org.eclipse.ui.forms.editor.FormPage; import org.eclipse.ui.forms.widgets.ScrolledForm; /** * List all childs of the current node and brings some browsing capabilities * accross the repository */ public class ChildNodesPage extends FormPage { // 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; } 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 = 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) { 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; } }