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jeremybenn |
/* FileView.java --
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Copyright (C) 2002, 2004, 2005, 2006, Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing.filechooser;
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import java.io.File;
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import javax.swing.Icon;
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/**
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* An abstract class that provides presentation information about files and
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* directories. .
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*
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* @author Andrew Selkirk
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*/
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public abstract class FileView
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{
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/**
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* Creates a new <code>FileView</code> instance.
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*/
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public FileView()
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{
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// Nothing to do here.
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}
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/**
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* Returns the name for the specified file. This method always returns
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* <code>null</code> and should be overridden by subclasses.
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*
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* @param file the file.
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*
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* @return Always <code>null</code>.
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*/
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public String getName(File file)
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{
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return null;
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}
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/**
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* Returns a description for the specified file. This method always returns
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* <code>null</code> and should be overridden by subclasses.
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*
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* @param file the file.
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*
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* @return Always <code>null</code>.
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*/
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public String getDescription(File file)
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{
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return null;
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}
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/**
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* Returns a description for the type of the specified file. This method
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* always returns <code>null</code> and should be overridden by subclasses.
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*
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* @param file the file.
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*
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* @return Always <code>null</code>.
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*/
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public String getTypeDescription(File file)
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{
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return null;
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}
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/**
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* Returns an {@link Icon} to represent the specified file. This method
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* always returns <code>null</code> and should be overridden by subclasses.
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*
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* @param file the file.
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*
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* @return Always <code>null</code>.
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*/
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public Icon getIcon(File file)
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{
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return null;
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}
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/**
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* Returns {@link Boolean#TRUE} if the given directory is traversable, and
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* {@link Boolean#FALSE} if it is not. This method always returns
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* <code>null</code> and should be overridden by subclasses.
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*
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* @param directory the directory.
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*
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* @return Always <code>null</code>.
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*/
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public Boolean isTraversable(File directory)
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{
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return null;
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}
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}
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