1 /*
   2  * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javax.swing.plaf;
  27 
  28 import javax.swing.*;
  29 import javax.swing.filechooser.FileFilter;
  30 import javax.swing.filechooser.FileView;
  31 import java.io.File;
  32 
  33 /**
  34  * Pluggable look and feel interface for <code>JFileChooser</code>.
  35  *
  36  * @author Jeff Dinkins
  37  */
  38 
  39 public abstract class FileChooserUI extends ComponentUI
  40 {
  41     public abstract FileFilter getAcceptAllFileFilter(JFileChooser fc);
  42     public abstract FileView getFileView(JFileChooser fc);
  43 
  44     public abstract String getApproveButtonText(JFileChooser fc);
  45     public abstract String getDialogTitle(JFileChooser fc);
  46 
  47     public abstract void rescanCurrentDirectory(JFileChooser fc);
  48     public abstract void ensureFileIsVisible(JFileChooser fc, File f);
  49 
  50     /**
  51      * Returns default button for current <code>LookAndFeel</code>.
  52      * <code>JFileChooser</code> will use this button as default button
  53      * for dialog windows.
  54      *
  55      * @param fc the {@code JFileChooser} whose default button is requested
  56      * @return the default JButton for current look and feel
  57      * @since 1.7
  58      */
  59     public JButton getDefaultButton(JFileChooser fc) {
  60         return null;
  61     }
  62 }