SplitItemAction.java

/*******************************************************************************
 * Copyright (c) 2004, 2008 John Krasnay 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:
 *     John Krasnay - initial API and implementation
 *******************************************************************************/
package net.sf.vex.action;

import net.sf.vex.css.CSS;
import net.sf.vex.css.StyleSheet;
import net.sf.vex.dom.Element;
import net.sf.vex.layout.Box;
import net.sf.vex.layout.TableRowBox;
import net.sf.vex.widget.IBoxFilter;
import net.sf.vex.widget.IVexWidget;

/**
 * Splits the nearest enclosing table row or list item. If a table row is being
 * split, empty versions of the current row's cells are created.
 */
public class SplitItemAction extends AbstractVexAction {

    public void run(IVexWidget vexWidget) {

        final StyleSheet ss = vexWidget.getStyleSheet();
        
        // Item is either a TableRowBox or a BlockElementBox representing
        // a list item
        Box item = vexWidget.findInnermostBox(new IBoxFilter() {
            public boolean matches(Box box) {
                if (box instanceof TableRowBox) {
                    return true;
                } else {
                    Element element = box.getElement();
                    return element != null && ss.getStyles(element).getDisplay().equals(CSS.LIST_ITEM);
                }
            }
        });

        if (item instanceof TableRowBox) {
            insertRowBelowAction.run(vexWidget);
            //ActionUtils.duplicateTableRow(vexWidget, (TableRowBox) item);
        } else if (item != null) {
            SplitAction.splitElement(vexWidget, item.getElement());
        }
    }
    
    private static InsertRowBelowAction insertRowBelowAction = new InsertRowBelowAction();
    
}