bundles/org.eclipse.wst.xml.xpath.ui/src-xpath/org/eclipse/wst/xml/xpath/ui/views/DOMNodeLabelProvider.java

/*******************************************************************************
 * Copyright (c) 2005-2007 Orangevolt (www.orangevolt.com)
 * 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:
 *     Orangevolt (www.orangevolt.com) - XSLT support
 *     Jesper Steen Moller - refactored Orangevolt XSLT support into WST
 *     
 *******************************************************************************/
package org.eclipse.wst.xml.xpath.ui.views;

import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.wst.xml.ui.internal.editor.XMLEditorPluginImageHelper;
import org.eclipse.wst.xml.ui.internal.editor.XMLEditorPluginImages;
import org.w3c.dom.Attr;
import org.w3c.dom.CDATASection;
import org.w3c.dom.Comment;
import org.w3c.dom.Document;
import org.w3c.dom.DocumentType;
import org.w3c.dom.Element;
import org.w3c.dom.Entity;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.ProcessingInstruction;
import org.w3c.dom.Text;

public class DOMNodeLabelProvider extends LabelProvider
{
    /* (non-Javadoc)
     * @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
     */
    public String getText(Object element)
    {
        if( element instanceof Document)
        {
            return element.toString();
        }    
        else if( element instanceof Element)
        {
            StringBuffer sb = new StringBuffer( ((Element)element).getTagName());
            
            NamedNodeMap attrs = ((Element)element).getAttributes();
            if( attrs.getLength()>0)
            {
                sb.append( "("); //$NON-NLS-1$
                for (int i = 0; i < attrs.getLength(); i++)
                {
                    Attr attr = (Attr)attrs.item( i);
                    sb.append( '@').append( attr.getName()).append( "=\"").append( attr.getValue()).append( '\"'); //$NON-NLS-1$
                    if( i<attrs.getLength()-1)
                    {
                        sb.append( ' ');
                    }    
                }
                sb.append( ")"); //$NON-NLS-1$
            }    
            return sb.toString();
        }    
        else if( element instanceof Comment)
        {
            return element.toString();
        } 
        else if( element instanceof Attr)
        {
            Attr attr = (Attr)element;
                
            return "@" + attr.getName() + "=\"" + attr.getValue() + "\""; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
        } 
        else if( element instanceof CDATASection)
        {
            return element.toString();
        }    
        else if( element instanceof Entity)
        {
            return element.toString();
        }    
        else if( element instanceof ProcessingInstruction)
        {
            return element.toString();
        }    
        else if( element instanceof DocumentType)
        {
            return element.toString();
        }    
        else if( element instanceof Text)
        {
            return ((Text)element).getData();
        }    
        else
            return element.toString();
    }
    
    /* (non-Javadoc)
     * @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object)
     */
    public Image getImage(Object element)
    {
        if( element instanceof Document)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_TAG_GENERIC);
        }    
        else if( element instanceof Element)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_ELEMENT);
        }    
        else if( element instanceof Comment)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_COMMENT);
        }    
        else if( element instanceof CDATASection)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_CDATASECTION);
        }    
        else if( element instanceof Entity)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_ENTITY);
        }    
        else if( element instanceof ProcessingInstruction)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_PROCESSINGINSTRUCTION);
        }    
        else if( element instanceof DocumentType)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_DOCTYPE);
        }    
        else if( element instanceof Attr)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_ATTRIBUTE);
        }    
        else if( element instanceof Text)
        {
            return XMLEditorPluginImageHelper.getInstance().getImage( XMLEditorPluginImages.IMG_OBJ_TXTEXT);
        }    
        else
            return super.getImage(element);
    }
}