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/*******************************************************************************
* Copyright (c) 2009 Conselleria de Infraestructuras y Transporte, Generalitat
* de la Comunitat Valenciana . 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: Francisco Javier Cano Muñoz (Prodevelop) – Initial API
* implementation.
*
******************************************************************************/
package org.eclipse.papyrus.navigator.providers;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.IDecorationContext;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.LabelDecorator;
import org.eclipse.swt.graphics.Image;
/**
* A {@link LabelDecorator} that removes the type prefix that appears with some label providers.
*
* @author <a href="mailto:fjcano@prodevelop.es">Francisco Javier Cano Muñoz</a>
*
*/
// fjcano #291192
public class NoTypePrefixLabelDecorator extends LabelDecorator {
@Override
public Image decorateImage(Image image, Object element, IDecorationContext context) {
return image;
}
@Override
public String decorateText(String text, Object element, IDecorationContext context) {
return removeTypeName(element, text);
}
private static String prefixTypeReplacement = "";
protected String removeTypeName(Object element, String label) {
if(element != null && label != null) {
String typePrefix = getTypePrefix(element);
if(typePrefix != null) {
label = label.replaceAll(typePrefix, prefixTypeReplacement);
label = label.trim();
}
}
return label;
}
protected String getTypePrefix(Object element) {
String typeName = getTypeName(element);
return typeName != null ? "<" + typeName + ">" : null;
}
protected String getTypeName(Object element) {
if(element instanceof EObject) {
EObject eObject = (EObject)element;
if(eObject.eClass() != null) {
if(eObject.eClass().getName() != null) {
return convertNameToDisplayName(eObject.eClass().getName());
}
}
}
return null;
}
protected String convertNameToDisplayName(String name) {
if(name == null) {
return name;
}
StringBuilder displayNameBuilder = new StringBuilder(name.length() + 5);
char character = 'a';
for(int index = 0; index < name.length(); index++) {
character = name.charAt(index);
if(Character.isUpperCase(character) && index > 0) {
displayNameBuilder.append(" ");
displayNameBuilder.append(character);
} else {
displayNameBuilder.append(character);
}
}
return displayNameBuilder.toString();
}
@Override
public boolean prepareDecoration(Object element, String originalText, IDecorationContext context) {
// TODO Auto-generated method stub
return false;
}
public Image decorateImage(Image image, Object element) {
// TODO Auto-generated method stub
return null;
}
public String decorateText(String text, Object element) {
return removeTypeName(element, text);
}
public void addListener(ILabelProviderListener listener) {
// TODO Auto-generated method stub
}
public void dispose() {
// TODO Auto-generated method stub
}
public boolean isLabelProperty(Object element, String property) {
// TODO Auto-generated method stub
return false;
}
public void removeListener(ILabelProviderListener listener) {
// TODO Auto-generated method stub
}
}
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