Source for javax.swing.plaf.basic.BasicPanelUI

   1: /* BasicPanelUI.java
   2:    Copyright (C) 2002, 2004 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package javax.swing.plaf.basic;
  40: 
  41: import javax.swing.JComponent;
  42: import javax.swing.JPanel;
  43: import javax.swing.LookAndFeel;
  44: import javax.swing.plaf.ComponentUI;
  45: import javax.swing.plaf.PanelUI;
  46: 
  47: public class BasicPanelUI extends PanelUI
  48: {
  49:   public static ComponentUI createUI(JComponent x) 
  50:   {
  51:     return new BasicPanelUI();
  52:   }
  53: 
  54:   public void installUI(JComponent c)
  55:   {
  56:     super.installUI(c);
  57:     if (c instanceof JPanel)
  58:       {
  59:     JPanel p = (JPanel) c;
  60:     installDefaults(p);
  61:       }
  62:   }
  63: 
  64:   public void installDefaults(JPanel p)
  65:   {
  66:     LookAndFeel.installColorsAndFont(p, "Panel.background", "Panel.foreground",
  67:                                      "Panel.font");
  68:     p.setOpaque(true);
  69:   }
  70: 
  71:   /**
  72:    * Uninstalls this UI from the JPanel.
  73:    *
  74:    * @param c the JPanel from which to uninstall this UI
  75:    */
  76:   public void uninstallUI(JComponent c)
  77:   {
  78:     uninstallDefaults((JPanel) c);
  79:   }
  80: 
  81:   /**
  82:    * Uninstalls the UI defaults that have been install through
  83:    * {@link #installDefaults}.
  84:    *
  85:    * @param p the panel from which to uninstall the UI defaults
  86:    */
  87:   protected void uninstallDefaults(JPanel p)
  88:   {
  89:     // Nothing to do here.
  90:   }
  91: }