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     @Override
  47     public Component getListCellRendererComponent(JList list, Object value, int index,
  48             boolean isSelected, boolean cellHasFocus){
  49         LRItem item = (LRItem)value;
  50         if(item != null){
  51             left.setText(String.valueOf(item.getLeft()));
  52             right.setText(String.valueOf(item.getRight()));
  53         }
  54
  55         if(item.getIcon() != null){
  56             left.setIcon(item.getIcon());
  57         }
  58
  59         setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  60         left.setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  61         right.setBackground(isSelected ? SystemColor.textHighlight: Color.white);
  62         left.setForeground(isSelected ? Color.white: Color.black);
  63         right.setForeground(isSelected ? Color.gray.brighter(): Color.gray);
  64
  65         return this;
  66     }
  67
  68     public static class LRItem{
  69         private Object left;
  70         private Object right;
  71         private Icon icon;
  72
  73         public LRItem(Icon icon, Object left, Object right){
  74             this(left, right);
  75             setIcon(icon);
  76         }
  77
  78         public LRItem(Object left, Object right){
  79             setLeft(left);
  80             setRight(right);
  81         }
  82
  83         public Icon getIcon(){
  84             return icon;
  85         }
  86
  87         public void setIcon(Icon icon){
  88             this.icon = icon;
  89         }
  90
  91         public Object getLeft(){
  92             return left;
  93         }
  94
  95         public void setLeft(Object left){
  96             this.left = left;
  97         }
  98
  99         public Object getRight(){
 100             return right;
 101         }
 102
 103         public void setRight(Object right){
 104             this.right = right;
 105         }
 106     }
 107 }