| /******************************************************************************* |
| * 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.commands.html; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jst.pagedesigner.IHTMLConstants; |
| import org.eclipse.jst.pagedesigner.commands.CommandResources; |
| import org.eclipse.jst.pagedesigner.commands.DesignerCommand; |
| import org.eclipse.jst.pagedesigner.dom.html.TableUtil; |
| import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class TableInsertRowCommand extends DesignerCommand { |
| private Element _tableEle; |
| |
| private int _rowIndex; |
| |
| private boolean _isBefore; |
| |
| private TableUtil _tableUtil; |
| |
| /** |
| * @param viewer |
| * @param table |
| * @param index |
| * @param isBefore |
| */ |
| public TableInsertRowCommand(IHTMLGraphicalViewer viewer, Element table, |
| int index, boolean isBefore) { |
| super(CommandResources |
| .getString("TableInsertRowCommand.Label.InsertRow"), viewer); //$NON-NLS-1$ |
| this._tableEle = table; |
| this._rowIndex = index; |
| this._isBefore = isBefore; |
| this._tableUtil = new TableUtil(this._tableEle); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gef.commands.Command#canExecute() |
| */ |
| public boolean canExecute() { |
| if (this._rowIndex < 0 && this._rowIndex != -10) { |
| return false; |
| } |
| List list = new ArrayList(); |
| TableUtil.getTrElements(this._tableEle, list); |
| // if the row neither at the beginning nor the end then count |
| if (_rowIndex > 0 && _rowIndex < list.size()) { |
| // int index = TableUtil.countRowIndexInDOMTree(this._tableEle, |
| // this._rowIndex); |
| int index = this._rowIndex; |
| Element tr = (Element) list.get(index); |
| boolean isAffectedByRowSpan = TableUtil.isAffectedByRowSpan(list, |
| tr, index); |
| if (isAffectedByRowSpan) { |
| return false; |
| } |
| |
| } |
| |
| return super.canExecute(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jst.pagedesigner.commands.DesignerCommand#getAfterCommandDesignerSelection() |
| */ |
| protected ISelection getAfterCommandDesignerSelection() { |
| return toDesignSelection(_tableEle); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jst.pagedesigner.commands.DesignerCommand#doExecute() |
| */ |
| protected void doExecute() { |
| List list = new ArrayList(); |
| TableUtil.getTrElements(this._tableEle, list); |
| Element insertElement = createDefaultElement(); |
| |
| if (this._rowIndex < list.size()) { |
| if (this._rowIndex != -10) { |
| // int index = TableUtil.countRowIndexInDOMTree(this._tableEle, |
| // this._rowIndex); |
| int index = this._rowIndex; |
| Element tr = (Element) list.get(index); |
| Element nextTr = tr; |
| |
| // int headRows = TableUtil.countSectionRows(this._tableEle, |
| // IHTMLConstants.TAG_THEAD); |
| // int footRows = TableUtil.countSectionRows(this._tableEle, |
| // IHTMLConstants.TAG_TFOOT); |
| if (!_isBefore) { |
| int parentIndex = index - 1; |
| /** |
| * doesn't need any more,since the row index is from model now |
| * int bodyRows = list.size() - headRows - footRows; boolean |
| * hasBodyRow = false; boolean hasFootRow = false; if (bodyRows > |
| * 0) { hasBodyRow = true; } if (footRows > 0) { hasFootRow = |
| * true; } //last row in THEAD excute insert row after command |
| * if ((this._rowIndex == headRows) && hasBodyRow && hasFootRow) { |
| * parentIndex = index - footRows - 1; } //last row in TBODY |
| * excute insert row after command if ((this._rowIndex == |
| * (list.size() - footRows)) && hasBodyRow && hasFootRow) { |
| * parentIndex = list.size() - 1; } |
| */ |
| |
| tr = (Element) list.get(parentIndex); |
| } |
| |
| if (tr.getParentNode() == nextTr.getParentNode()) { |
| tr.getParentNode().insertBefore(insertElement, nextTr); |
| } else { |
| tr.getParentNode().appendChild(insertElement); |
| } |
| } else { |
| //empty table - append first row |
| _tableEle.appendChild(insertElement); |
| } |
| } else { |
| // int index = TableUtil.countRowIndexInDOMTree(this._tableEle, |
| // this._rowIndex - 1); |
| int index = this._rowIndex - 1; |
| Element tr = (Element) list.get(index); |
| tr.getParentNode().insertBefore(insertElement, null); |
| } |
| formatNode(this._tableEle); |
| |
| } |
| |
| private Element createDefaultElement() { |
| Document doc = this._tableEle.getOwnerDocument(); |
| Element ele = doc.createElement(IHTMLConstants.TAG_TR); |
| int columnCount = _tableUtil.getColumnCount(); |
| if (columnCount < 1) { |
| columnCount = 1; |
| } |
| for (int i = 0; i < columnCount; i++) { |
| Element td = doc.createElement(IHTMLConstants.TAG_TD); |
| Node node = doc.createTextNode( |
| CommandResources.getString("TableInsertColumnCommand.Text.Default")); //$NON-NLS-1$ |
| td.appendChild(node); |
| ele.appendChild(td); |
| } |
| return ele; |
| } |
| } |