/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.editor.xml.outline;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import com.aptana.ide.core.StringUtils;
import com.aptana.ide.editor.xml.XMLPlugin;
import com.aptana.ide.editor.xml.parsing.nodes.XMLElementNode;
import com.aptana.ide.editor.xml.preferences.IPreferenceConstants;
import com.aptana.ide.views.outline.UnifiedOutlineProvider;
/**
* @author Kevin Lindsey
*/
public class XMLLabelProvider extends LabelProvider implements IPropertyChangeListener
{
private static final Image ELEMENT_ICON = XMLPlugin.getImage("icons/element_icon.gif"); //$NON-NLS-1$
private String[] _attributeNames;
/**
* XMLLabelProvider
*/
public XMLLabelProvider()
{
// get XML preference store
IPreferenceStore prefStore = XMLPlugin.getDefault().getPreferenceStore();
// add this object as a listener
prefStore.addPropertyChangeListener(this);
// get attribute name list from preferences
this.getAttributeNameList();
}
/**
* getAttributeNameList
*/
private void getAttributeNameList()
{
// get XML preference store
IPreferenceStore prefStore = XMLPlugin.getDefault().getPreferenceStore();
// grab list of attribute names
String result = prefStore.getString(IPreferenceConstants.XMLEDITOR_OUTLINER_ATTRIBUTE_LIST);
this._attributeNames = result.split("\\s+,\\s*|\\s*,\\s+|,|\\s+"); //$NON-NLS-1$
}
/**
* @see org.eclipse.jface.viewers.LabelProvider#getImage(java.lang.Object)
*/
public Image getImage(Object element)
{
Image result;
if (element instanceof XMLElementNode)
{
result = ELEMENT_ICON;
}
else
{
result = super.getImage(element);
}
return result;
}
/**
* @see org.eclipse.jface.viewers.LabelProvider#getText(java.lang.Object)
*/
public String getText(Object element)
{
String result;
if (element instanceof XMLElementNode)
{
XMLElementNode node = (XMLElementNode) element;
result = node.getName();
if (this._attributeNames.length > 0)
{
List<String> values = new ArrayList<String>();
for (int i = 0; i < this._attributeNames.length; i++)
{
String attributeName = this._attributeNames[i];
if (node.hasAttribute(attributeName))
{
values.add(node.getAttribute(attributeName));
}
}
if (values.size() > 0)
{
String[] valueStrings = (String[]) values.toArray(new String[values.size()]);
result += " : " + StringUtils.join(" | ", valueStrings); //$NON-NLS-1$ //$NON-NLS-2$
}
}
}
else
{
result = super.getText(element);
}
if (result != null)
{
try
{
result = result.replaceAll("<", "<").replaceAll(">", ">"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
}
catch (Exception e)
{
// Don't let any regex errors bubble up to user since this is on UI-thread
}
}
return result;
}
/**
* @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent event)
{
if (event.getProperty().equals(IPreferenceConstants.XMLEDITOR_OUTLINER_ATTRIBUTE_LIST))
{
// get attribute name list from preferences
this.getAttributeNameList();
// refresh tree
UnifiedOutlineProvider.getInstance().refresh();
}
}
}