src/main/java/jp/sourceforge/stigmata/ui/swing/ClippedLRListCellRenderer.java

   1 package jp.sourceforge.stigmata.ui.swing;
   2
   3 /*
   4  * $Id$
   5  */
   6
   7 import java.awt.BorderLayout;
   8 import java.awt.Color;
   9 import java.awt.Component;
  10 import java.awt.Dimension;
  11 import java.awt.SystemColor;
  12
  13 import javax.swing.BorderFactory;
  14 import javax.swing.Icon;
  15 import javax.swing.JLabel;
  16 import javax.swing.JList;
  17 import javax.swing.JPanel;
  18 import javax.swing.ListCellRenderer;
  19
  20 /**
  21  * copy from tempura memo available at
  22  * http://terai.xrea.jp/Swing/ClippedLRComboBox.html
  23  *
  24  * @author Haruaki Tamada
  25  * @version $Revision$
  26  */
  27 public class ClippedLRListCellRenderer extends JPanel implements ListCellRenderer{
  28     private static final long serialVersionUID = 32943674625674235L;
  29
  30     private final JLabel left = new JLabel();
  31     private final JLabel right = new JLabel();
  32
  33     public ClippedLRListCellRenderer(Dimension dim, int rightWidth){
  34         super(new BorderLayout());
  35         left.setOpaque(true);
  36         right.setOpaque(true);
  37         left.setBorder(BorderFactory.createEmptyBorder(0, 2, 0, 0));
  38         right.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 0));
  39         right.setPreferredSize(new Dimension(rightWidth, 0));
  40
  41         add(left, BorderLayout.CENTER);
  42         add(right, BorderLayout.EAST);
  43         setPreferredSize(dim);
  44     }
  45
  46     public Component getListCellRendererComponent(JList list, Object value, int index,
  47             boolean isSelected, boolean cellHasFocus){
  48         LRItem item = (LRItem)value;
  49         if(item != null){
  50             left.setText(String.valueOf(item.getLeft()));
  51             right.setText(String.valueOf(item.getRight()));
  52         }
  53
  54         if(item.getIcon() != null){
  55             left.setIcon(item.getIcon());
  56         }
  57
  58         setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  59         left.setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  60         right.setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  61         left.setForeground(isSelected ? Color.white: Color.black);
  62         right.setForeground(isSelected ? Color.gray.brighter(): Color.gray);
  63
  64         return this;
  65     }
  66
  67     public static class LRItem{
  68         private Object left;
  69         private Object right;
  70         private Icon icon;
  71
  72         public LRItem(Icon icon, Object left, Object right){
  73             this(left, right);
  74             setIcon(icon);
  75         }
  76
  77         public LRItem(Object left, Object right){
  78             setLeft(left);
  79             setRight(right);
  80         }
  81
  82         public Icon getIcon(){
  83             return icon;
  84         }
  85
  86         public void setIcon(Icon icon){
  87             this.icon = icon;
  88         }
  89
  90         public Object getLeft(){
  91             return left;
  92         }
  93
  94         public void setLeft(Object left){
  95             this.left = left;
  96         }
  97
  98         public Object getRight(){
  99             return right;
 100         }
 101
 102         public void setRight(Object right){
 103             this.right = right;
 104         }
 105     }
 106 }