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/*******************************************************************************
* Copyright (c) 2002, 2010 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
* Anton Leherbauer (Wind River Systems)
* Markus Schorn (Wind River Systems)
*******************************************************************************/
package org.eclipse.cdt.internal.ui.cview;
import org.eclipse.core.filesystem.URIUtil;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.swt.graphics.Image;
import org.eclipse.cdt.core.model.ICProject;
import org.eclipse.cdt.core.model.IIncludeReference;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.core.settings.model.ICSettingEntry;
import org.eclipse.cdt.ui.CDTSharedImages;
import org.eclipse.cdt.ui.CElementImageDescriptor;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.cdt.internal.corext.util.Strings;
import org.eclipse.cdt.internal.ui.newui.LanguageSettingsImages;
import org.eclipse.cdt.internal.ui.viewsupport.AppearanceAwareLabelProvider;
import org.eclipse.cdt.internal.ui.viewsupport.CElementImageProvider;
/*
* CViewLabelProvider
*/
public class CViewLabelProvider extends AppearanceAwareLabelProvider {
public CViewLabelProvider(long textFlags, int imageFlags) {
super(textFlags, imageFlags);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
*/
@Override
public String getText(Object element) {
if (element instanceof IncludeReferenceProxy) {
final IIncludeReference ref = ((IncludeReferenceProxy)element).getReference();
final IPath uriPathLocation = ref.getPath().makeAbsolute();
final IContainer[] containers= ResourcesPlugin.getWorkspace().getRoot().findContainersForLocationURI(URIUtil.toURI(uriPathLocation));
if (containers.length > 0) {
// bug 192707, prefer the project the reference belongs to.
final ICProject prj= ref.getCProject();
if (prj != null) {
for (int i = 0; i < containers.length; i++) {
final IContainer container = containers[i];
final IProject project = container.getProject();
// in case the path is empty, the container is the workspace root and project is null.
if (project != null && project.equals(prj.getProject())) {
return container.getFullPath().makeRelative().toString();
}
}
}
IPath p = containers[0].getFullPath();
p = (p.isRoot()) ? uriPathLocation : p.makeRelative();
return decorateText(p.toString(), element);
}
} else if (element instanceof IIncludeReference) {
IIncludeReference ref = (IIncludeReference)element;
Object parent = ref.getParent();
if (parent instanceof IIncludeReference) {
IPath p = ref.getPath();
IPath parentLocation = ((IIncludeReference)parent).getPath();
if (parentLocation.isPrefixOf(p)) {
p = p.setDevice(null);
p = p.removeFirstSegments(parentLocation.segmentCount());
}
return decorateText(p.toString(), element);
}
} else if (element instanceof ITranslationUnit) {
ITranslationUnit unit = (ITranslationUnit)element;
Object parent = unit.getParent();
if (parent instanceof IIncludeReference) {
IPath p = unit.getPath();
IPath parentLocation = ((IIncludeReference)parent).getPath();
if (parentLocation.isPrefixOf(p)) {
p = p.setDevice(null);
p = p.removeFirstSegments(parentLocation.segmentCount());
}
return decorateText(p.toString(), element);
}
}
return super.getText(element);
}
@Override
public StyledString getStyledText(Object element) {
return Strings.markLTR(new StyledString(getText(element)));
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ILabelProvider#getImage(java.lang.Object)
*/
@Override
public Image getImage(Object element) {
String imageKey = null;
if (element instanceof IncludeReferenceProxy) {
IIncludeReference reference = ((IncludeReferenceProxy)element).getReference();
IContainer container = ResourcesPlugin.getWorkspace().getRoot().getContainerForLocation(reference.getPath());
if (container != null) {
ICProject cproject = reference.getCProject();
IProject project = (cproject != null) ? cproject.getProject() : null;
boolean isProjectRelative = container.getProject().equals(project);
imageKey = LanguageSettingsImages.getImageKey(ICSettingEntry.INCLUDE_PATH, ICSettingEntry.VALUE_WORKSPACE_PATH, isProjectRelative);
} else {
imageKey = CDTSharedImages.IMG_OBJS_INCLUDES_FOLDER;
}
} else if (element instanceof IIncludeReference) {
imageKey = CDTSharedImages.IMG_OBJS_CFOLDER;
}
if (imageKey != null) {
ImageDescriptor desc = CDTSharedImages.getImageDescriptor(imageKey);
desc = new CElementImageDescriptor(desc, 0, CElementImageProvider.SMALL_SIZE);
return CUIPlugin.getImageDescriptorRegistry().get(desc);
}
return super.getImage(element);
}
}
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