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    1   /*
    2    * Copyright (c) 1997, 2003, 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.basic;
   27   
   28   import javax.swing;
   29   import java.awt.Color;
   30   import java.awt.Dimension;
   31   import java.awt.Graphics;
   32   import java.awt.Insets;
   33   import java.awt.Rectangle;
   34   import javax.swing.plaf.ComponentUI;
   35   import javax.swing.plaf.SeparatorUI;
   36   
   37   
   38   /**
   39    * A Basic L&F implementation of SeparatorUI.  This implementation
   40    * is a "combined" view/controller.
   41    *
   42    * @author Georges Saab
   43    * @author Jeff Shapiro
   44    */
   45   
   46   public class BasicSeparatorUI extends SeparatorUI
   47   {
   48       protected Color shadow;
   49       protected Color highlight;
   50   
   51       public static ComponentUI createUI( JComponent c )
   52       {
   53           return new BasicSeparatorUI();
   54       }
   55   
   56       public void installUI( JComponent c )
   57       {
   58           installDefaults( (JSeparator)c );
   59           installListeners( (JSeparator)c );
   60       }
   61   
   62       public void uninstallUI(JComponent c)
   63       {
   64           uninstallDefaults( (JSeparator)c );
   65           uninstallListeners( (JSeparator)c );
   66       }
   67   
   68       protected void installDefaults( JSeparator s )
   69       {
   70           LookAndFeel.installColors( s, "Separator.background", "Separator.foreground" );
   71           LookAndFeel.installProperty( s, "opaque", Boolean.FALSE);
   72       }
   73   
   74       protected void uninstallDefaults( JSeparator s )
   75       {
   76       }
   77   
   78       protected void installListeners( JSeparator s )
   79       {
   80       }
   81   
   82       protected void uninstallListeners( JSeparator s )
   83       {
   84       }
   85   
   86       public void paint( Graphics g, JComponent c )
   87       {
   88           Dimension s = c.getSize();
   89   
   90           if ( ((JSeparator)c).getOrientation() == JSeparator.VERTICAL )
   91           {
   92             g.setColor( c.getForeground() );
   93             g.drawLine( 0, 0, 0, s.height );
   94   
   95             g.setColor( c.getBackground() );
   96             g.drawLine( 1, 0, 1, s.height );
   97           }
   98           else  // HORIZONTAL
   99           {
  100             g.setColor( c.getForeground() );
  101             g.drawLine( 0, 0, s.width, 0 );
  102   
  103             g.setColor( c.getBackground() );
  104             g.drawLine( 0, 1, s.width, 1 );
  105           }
  106       }
  107   
  108       public Dimension getPreferredSize( JComponent c )
  109       {
  110           if ( ((JSeparator)c).getOrientation() == JSeparator.VERTICAL )
  111               return new Dimension( 2, 0 );
  112           else
  113               return new Dimension( 0, 2 );
  114       }
  115   
  116       public Dimension getMinimumSize( JComponent c ) { return null; }
  117       public Dimension getMaximumSize( JComponent c ) { return null; }
  118   }

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