/*******************************************************************************
* Copyright (c) 2011 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tm.te.tcf.filesystem.filters;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.tm.te.tcf.filesystem.interfaces.IWindowsFileAttributes;
import org.eclipse.tm.te.tcf.filesystem.model.FSTreeNode;
/**
* A filter implementation filtering system files or directories.
*/
public class SystemFilesViewerFilter extends ViewerFilter {
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
// The element needs to be a tree node, but not a root node
if (element instanceof FSTreeNode && !"FSRootDirNode".equals(((FSTreeNode)element).type)) { //$NON-NLS-1$
FSTreeNode node = (FSTreeNode)element;
// Check if the tree node has attributes associated
if (node.attr != null && node.attr.attributes.get("Win32Attrs") instanceof Integer) { //$NON-NLS-1$
Integer win32Attrs = (Integer)node.attr.attributes.get("Win32Attrs"); //$NON-NLS-1$
return (win32Attrs.intValue() & IWindowsFileAttributes.FILE_ATTRIBUTE_SYSTEM) == 0;
}
}
// Let pass all other elements unharmed
return true;
}
}