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139 lines
4.6 KiB
Java
139 lines
4.6 KiB
Java
/* FileChooserUI.java --
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Copyright (C) 2002, 2003, 2004 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.plaf;
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import java.io.File;
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import javax.swing.JFileChooser;
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import javax.swing.filechooser.FileFilter;
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import javax.swing.filechooser.FileView;
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/**
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* An abstract base class for delegates that implement the pluggable
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* look and feel for a <code>JFileChooser</code>.
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*
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* @see javax.swing.JFileChooser
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*
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* @author Andrew Selkirk (aselkirk@sympatico.ca)
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* @author Sascha Brawer (brawer@dandelis.ch)
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*/
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public abstract class FileChooserUI extends ComponentUI
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{
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/**
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* Constructs a new <code>FileChooserUI</code>.
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*/
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public FileChooserUI()
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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 a <code>FileFilter</code> that accepts every file. While
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* the filtering itself is not specific to any look and feel, the
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* text returned by <code>FileFilter.getDescription()</code> need
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* not be the same across all look and feels.
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*
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* @param chooser the <code>JFileChooser</code> for which
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* a <code>FileFilter</code> is requested.
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*
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* @see javax.swing.JFileChooser#getAcceptAllFileFilter
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* @see javax.swing.filechooser.FileFilter#getDescription
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*/
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public abstract FileFilter getAcceptAllFileFilter(JFileChooser chooser);
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/**
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* Returns a view to a file, which is able to retrieve its name,
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* icon, and other properties that are relevant for presenting
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* the file to the user.
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*
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* @param chooser the <code>JFileChooser</code> for which
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* a <code>FileFilter</code> is requested.
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*/
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public abstract FileView getFileView(JFileChooser chooser);
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/**
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* Determines which text is appropriate for the approve button
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* according to the design guidelines of the implemented
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* look and feel.
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*
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* @param chooser the <code>JFileChooser</code> whose
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* button text is requested.
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*
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* @see javax.swing.JFileChooser#getApproveButtonText
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*/
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public abstract String getApproveButtonText(JFileChooser chooser);
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/**
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* Determines which text is appropriate for the title bar of a
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* <code>JFileChooser</code> according to the design guidelines of
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* the implemented look and feel.
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*
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* @param chooser the <code>JFileChooser</code> whose
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* dialog title is requested.
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*
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* @see javax.swing.JFileChooser#getDialogTitle
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*/
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public abstract String getDialogTitle(JFileChooser chooser);
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/**
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* Refreshes the currently displayed directory.
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*
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* @param chooser the <code>JFileChooser</code> whose
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* dialog title needs re-scanning.
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*/
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public abstract void rescanCurrentDirectory(JFileChooser chooser);
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/**
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* Ensures that a specified file is visible in the
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* <code>JFileChooser</code>
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*
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* @param chooser the <code>JFileChooser</code> that
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* should display the file <code>file</code>.
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*
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* @param file the file that needs to be made visible.
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*/
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public abstract void ensureFileIsVisible(JFileChooser chooser, File file);
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}
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