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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.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.utils.DOMUtil;
import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* @author mengbo
* @version 1.5
*/
public class TableDeleteHeaderFooterCommand extends DesignerCommand {
private Element _table;
private boolean _isHeader;
public TableDeleteHeaderFooterCommand(IHTMLGraphicalViewer viewer,
Element table, boolean isHeader) {
super(
isHeader ? CommandResources
.getString("TableDeleteHeaderFooterCommand.Label.DeleteHeader") : CommandResources.getString("TableDeleteHeaderFooterCommand.Label.DeleteFooter"), viewer); //$NON-NLS-1$ //$NON-NLS-2$
this._table = table;
this._isHeader = isHeader;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.gef.commands.Command#canExecute()
*/
public boolean canExecute() {
String sectionName = this._isHeader ? IHTMLConstants.TAG_THEAD
: IHTMLConstants.TAG_TFOOT;
int rows = TableUtil.countSectionRows(this._table, sectionName);
if (rows == 0) {
return false;
}
return super.canExecute();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.pagedesigner.commands.DesignerCommand#doExecute()
*/
protected void doExecute() {
String sectionName = this._isHeader ? IHTMLConstants.TAG_THEAD
: IHTMLConstants.TAG_TFOOT;
List list = DOMUtil.getChildElementsByTagIgnoreCase(this._table,
sectionName);
Node delNode = (Node) list.get(0);
this._table.removeChild(delNode);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jst.pagedesigner.commands.DesignerCommand#getAfterCommandDesignerSelection()
*/
protected ISelection getAfterCommandDesignerSelection() {
return this.toDesignSelection(this._table);
}
}
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