/*******************************************************************************
* Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Exadel, Inc. and Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.common.model.ui.navigator;
import java.text.MessageFormat;
import org.eclipse.core.resources.IResource;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.jboss.tools.common.model.XModelObject;
import org.jboss.tools.common.model.util.*;
public class NavigatorStatusLineProvider {
public String getStatusLineMessage(IStructuredSelection selection) {
if (selection.size() == 1) {
Object o = selection.getFirstElement();
if (o instanceof XModelObject) {
return getStatusLineMessage((XModelObject)o);
} else {
return ""; //$NON-NLS-1$
}
}
if (selection.size() > 1) {
return MessageFormat.format("{0} items selected", selection.size());
}
return ""; //$NON-NLS-1$
}
protected String getStatusLineMessage(XModelObject object) {
if(object.getFileType() > XModelObject.NONE) {
return getStatusLineMessageForResource(object);
} else {
return getStatusLineMessageForFileFragment(object);
}
}
private String getStatusLineMessageForResource(XModelObject object) {
IResource resource = EclipseResourceUtil.getResource(object);
String msg = (resource == null) ? "" : resource.getFullPath().makeRelative().toString(); //$NON-NLS-1$
if(msg.length() == 0 && object.getFileType() == XModelObject.SYSTEM) {
msg = XModelObjectUtil.expand("" + object.get("location"), object.getModel(), null); //$NON-NLS-1$ //$NON-NLS-2$
}
return (msg.length() == 0) ? object.getPathPart() : msg;
}
private String getStatusLineMessageForFileFragment(XModelObject object) {
if(object == null) return ""; //$NON-NLS-1$
if(!object.isActive()) return object.getPresentationString();
XModelObject f = object.getParent();
while(f != null && f.getFileType() == XModelObject.NONE) f = f.getParent();
if(f == null) return object.getPath().replace('/', '.');
StringBuffer sb = new StringBuffer();
XModelObject p = object;
while(p != null && p != f) {
if(sb.length() > 0) sb.insert(0, '.');
sb.insert(0, p.getPresentationString());
p = p.getParent();
}
String relative = sb.toString();
String parent = getStatusLineMessageForResource(f);
return relative + " - " + parent; //$NON-NLS-1$
}
}