8260343: Delete obsolete classes in the Windows L&F

Reviewed-by: aivanov, pbansal

Author: mrserb

src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsButtonListener.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -517,34 +517,6 @@ WindowsComboBoxUI getWindowsComboBoxUI() {
         }
     }
 
-
-    /**
-     * Subclassed to add Windows specific Key Bindings.
-     * This class is now obsolete and doesn't do anything.
-     * Only included for backwards API compatibility.
-     * Do not call or override.
-     *
-     * @deprecated As of Java 2 platform v1.4.
-     */
-    @Deprecated
-    @SuppressWarnings("serial") // Superclass is not serializable across versions
-    protected class WindowsComboPopup extends BasicComboPopup {
-
-        public WindowsComboPopup( JComboBox<Object> cBox ) {
-            super( cBox );
-        }
-
-        protected KeyListener createKeyListener() {
-            return new InvocationKeyHandler();
-        }
-
-        protected class InvocationKeyHandler extends BasicComboPopup.InvocationKeyHandler {
-            protected InvocationKeyHandler() {
-                WindowsComboPopup.this.super();
-            }
-        }
-    }
-
     @SuppressWarnings("serial") // Same-version serialization only
     protected class WinComboPopUp extends BasicComboPopup {
         private Skin listBoxBorder = null;

src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsComboBoxUI.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,27 +25,75 @@
 
 package com.sun.java.swing.plaf.windows;
 
-import javax.swing.*;
-import javax.swing.border.*;
-import javax.swing.filechooser.*;
-import javax.swing.event.*;
-import javax.swing.plaf.*;
-import javax.swing.plaf.basic.*;
-import java.awt.*;
-import java.awt.event.*;
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.ComponentOrientation;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.Insets;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.FocusAdapter;
+import java.awt.event.FocusEvent;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
 import java.awt.image.BufferedImage;
-import java.beans.*;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
-import java.util.*;
-import java.security.AccessController;
-import java.security.PrivilegedAction;
+import java.util.Arrays;
+import java.util.Locale;
+import java.util.Vector;
+
+import javax.accessibility.AccessibleContext;
+import javax.swing.AbstractListModel;
+import javax.swing.Action;
+import javax.swing.ActionMap;
+import javax.swing.Box;
+import javax.swing.BoxLayout;
+import javax.swing.ButtonGroup;
+import javax.swing.ComboBoxModel;
+import javax.swing.DefaultButtonModel;
+import javax.swing.DefaultListCellRenderer;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+import javax.swing.JButton;
+import javax.swing.JComboBox;
+import javax.swing.JComponent;
+import javax.swing.JFileChooser;
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JPopupMenu;
+import javax.swing.JRadioButtonMenuItem;
+import javax.swing.JTextField;
+import javax.swing.JToolBar;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.border.EmptyBorder;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
+import javax.swing.event.PopupMenuEvent;
+import javax.swing.event.PopupMenuListener;
+import javax.swing.filechooser.FileFilter;
+import javax.swing.filechooser.FileSystemView;
+import javax.swing.filechooser.FileView;
+import javax.swing.plaf.ActionMapUIResource;
+import javax.swing.plaf.ComponentUI;
+import javax.swing.plaf.InsetsUIResource;
+import javax.swing.plaf.basic.BasicDirectoryModel;
+import javax.swing.plaf.basic.BasicFileChooserUI;
 
 import sun.awt.shell.ShellFolder;
-import sun.swing.*;
-
-import javax.accessibility.*;
+import sun.swing.FilePane;
+import sun.swing.SwingUtilities2;
+import sun.swing.WindowsPlacesBar;
 
 /**
  * Windows {@literal L&F} implementation of a FileChooser.
@@ -597,20 +645,6 @@ public ListSelectionListener createListSelectionListener(JFileChooser fc) {
         return super.createListSelectionListener(fc);
     }
 
-    // Obsolete class, not used in this version.
-    @SuppressWarnings("serial")
-    protected class WindowsNewFolderAction extends NewFolderAction {
-    }
-
-    // Obsolete class, not used in this version.
-    protected class SingleClickListener extends MouseAdapter {
-    }
-
-    // Obsolete class, not used in this version.
-    @SuppressWarnings("serial") // Superclass is not serializable across versions
-    protected class FileRenderer extends DefaultListCellRenderer  {
-    }
-
     public void uninstallUI(JComponent c) {
         // Remove listeners
         c.removePropertyChangeListener(filterComboBoxModel);