/*******************************************************************************
* Copyright (c) 2000, 2007 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.jsdt.internal.ui.viewsupport;
import org.eclipse.jface.viewers.DecoratingLabelProvider;
import org.eclipse.jface.viewers.DecorationContext;
import org.eclipse.jface.viewers.ILabelDecorator;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelDecorator;
import org.eclipse.ui.PlatformUI;
import org.eclipse.wst.jsdt.internal.ui.packageview.HierarchicalDecorationContext;
import org.eclipse.wst.jsdt.ui.ProblemsLabelDecorator;
public class DecoratingJavaLabelProvider extends DecoratingLabelProvider implements IRichLabelProvider {
/**
* Decorating label provider for Java. Combines a JavaUILabelProvider
* with problem and override indicator with the workbench decorator (label
* decorator extension point).
* @param labelProvider the label provider to decorate
*/
public DecoratingJavaLabelProvider(JavaUILabelProvider labelProvider) {
this(labelProvider, true);
}
/**
* Decorating label provider for Java. Combines a JavaUILabelProvider
* (if enabled with problem indicator) with the workbench
* decorator (label decorator extension point).
* @param labelProvider the label provider to decorate
* @param errorTick show error ticks
*/
public DecoratingJavaLabelProvider(JavaUILabelProvider labelProvider, boolean errorTick) {
this(labelProvider, errorTick, true);
}
/**
* Decorating label provider for Java. Combines a JavaUILabelProvider
* (if enabled with problem indicator) with the workbench
* decorator (label decorator extension point).
* @param labelProvider the label provider to decorate
* @param errorTick show error ticks
* @param flatPackageMode configure flat package mode
*/
public DecoratingJavaLabelProvider(JavaUILabelProvider labelProvider, boolean errorTick, boolean flatPackageMode) {
super(labelProvider, PlatformUI.getWorkbench().getDecoratorManager().getLabelDecorator());
if (errorTick) {
labelProvider.addLabelDecorator(new ProblemsLabelDecorator(null));
}
setFlatPackageMode(flatPackageMode);
}
/**
* Tells the label decorator if the view presents packages flat or hierarchical.
* @param enable If set, packages are presented in flat mode.
*/
public void setFlatPackageMode(boolean enable) {
if (enable) {
setDecorationContext(DecorationContext.DEFAULT_CONTEXT);
} else {
setDecorationContext(HierarchicalDecorationContext.CONTEXT);
}
}
/* (non-Javadoc)
* @see org.eclipse.wst.jsdt.internal.ui.viewsupport.IRichLabelProvider#getRichTextLabel(Object)
*/
public ColoredString getRichTextLabel(Object element) {
ILabelProvider labelProvider= getLabelProvider();
if (labelProvider instanceof IRichLabelProvider) {
// get a rich label from the label decorator
IRichLabelProvider richLabelProvider= (IRichLabelProvider) labelProvider;
ColoredString richLabel= richLabelProvider.getRichTextLabel(element);
if (richLabel != null) {
String decorated= null;
ILabelDecorator labelDecorator= getLabelDecorator();
if (labelDecorator != null) {
if (labelDecorator instanceof LabelDecorator) {
decorated= ((LabelDecorator) labelDecorator).decorateText(richLabel.getString(), element, getDecorationContext());
} else {
decorated= labelDecorator.decorateText(richLabel.getString(), element);
}
}
if (decorated != null) {
return ColoredJavaElementLabels.decorateColoredString(richLabel, decorated, ColoredJavaElementLabels.DECORATIONS_STYLE);
}
return richLabel;
}
}
return null;
}
}