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/*******************************************************************************
* 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.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.Element;
/**
* @author mengbo
* @version 1.5
*/
public class TableDeleteRowCommand extends DesignerCommand {
Element _tableEle;
int _rowIndex;
/**
* @param viewer
* @param table
* @param index
*/
public TableDeleteRowCommand(IHTMLGraphicalViewer viewer, Element table,
int index) {
super(CommandResources
.getString("TableDeleteRowCommand.Label.DeleteRow"), viewer); //$NON-NLS-1$
this._tableEle = table;
this._rowIndex = index;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.gef.commands.Command#canExecute()
*/
public boolean canExecute() {
if (this._rowIndex < 0) {
return false;
}
List list = new ArrayList();
TableUtil.getTrElements(this._tableEle, list);
// int index = TableUtil.countRowIndexInDOMTree(this._tableEle,
// this._rowIndex);
int index = this._rowIndex;
Element tr = (Element) list.get(index);
boolean hasRowSpan = TableUtil.hasRowSpanElement(tr);
boolean isAffectedByRowSpan = TableUtil.isAffectedByRowSpan(list, tr,
index);
if (hasRowSpan || 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);
// int index = TableUtil.countRowIndexInDOMTree(this._tableEle,
// this._rowIndex);
int index = this._rowIndex;
Element tr = (Element) list.get(index);
tr.getParentNode().removeChild(tr);
formatNode(this._tableEle);
}
}
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