| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. and others. |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http:// www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.jsf.ui.elementedit.util; |
| |
| import org.eclipse.jst.pagedesigner.IJSFConstants; |
| import org.eclipse.jst.pagedesigner.jsf.core.dom.JSFDOMUtil; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class DataTableUtil |
| { |
| private static final int INVALID_POSITION = -10; |
| private Element _dataTable = null; |
| |
| public DataTableUtil(Element dataTable) |
| { |
| this._dataTable = dataTable; |
| } |
| |
| public int getColumnIndex(Element column) |
| { |
| NodeList nodeList = this._dataTable.getElementsByTagName("h:column"); |
| if (nodeList != null) |
| { |
| for (int i = 0, size = nodeList.getLength(); i < size; i++) |
| { |
| if (column == (Element) nodeList.item(i)) |
| { |
| return i; |
| } |
| } |
| } |
| return INVALID_POSITION; |
| } |
| |
| public Element findHColumnParent(Node child) |
| { |
| if (child == null) |
| { |
| return null; |
| } |
| |
| Node childBackup = child; |
| boolean hasHColumnParent = false; |
| |
| if (JSFDOMUtil.isHColumn(child)) |
| { |
| return (Element) child; |
| } |
| while (!IJSFConstants.TAG_DATATABLE.equalsIgnoreCase(childBackup.getParentNode().getLocalName())) |
| { |
| childBackup = (Element) childBackup.getParentNode(); |
| String tagName = childBackup.getLocalName(); |
| if (IJSFConstants.TAG_COLUMN.equalsIgnoreCase(tagName)) |
| { |
| hasHColumnParent = true; |
| break; |
| } |
| } |
| |
| if (hasHColumnParent) |
| { |
| return (Element) childBackup; |
| } |
| return null; |
| } |
| } |