Swing/ComboCellRenderer のバックアップの現在との差分(No.1)

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class ComboCellRenderer extends JComboBox implements TableCellRenderer {
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  private static final Color ec = new Color(240, 240, 255);
  private final JTextField editor;
  public ComboCellRenderer() {
    super();
    setEditable(true);
    setBorder(BorderFactory.createEmptyBorder());

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    editor = (JTextField) getEditor().getEditorComponent();
    editor.setBorder(BorderFactory.createEmptyBorder());
    editor.setOpaque(true);
  }

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**サンプルコード [#l43fa315]
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 class ComboCellRenderer extends JComboBox implements TableCellRenderer {
   private static final Color ec = new Color(240, 240, 255);
   private final JTextField editor;
   public ComboCellRenderer() {
     super();
     setEditable(true);
     setBorder(BorderFactory.createEmptyBorder());
 
     editor = (JTextField) getEditor().getEditorComponent();
     editor.setBorder(BorderFactory.createEmptyBorder());
     editor.setOpaque(true);
   }
   public Component getTableCellRendererComponent(JTable table, Object value,
                            boolean isSelected, boolean hasFocus,
                            int row, int column) {
     removeAllItems();
     if(isSelected) {
       editor.setForeground(table.getSelectionForeground());
       editor.setBackground(table.getSelectionBackground());
     }else{
       editor.setForeground(table.getForeground());
       editor.setBackground((row%2==0)?ec:table.getBackground());
     }
     addItem((value==null)?"":value.toString());
     return this;
   }
 }
  @Override public Component getTableCellRendererComponent(
      JTable table, Object value,
      boolean isSelected, boolean hasFocus,
      int row, int column) {
    removeAllItems();
    if (isSelected) {
      editor.setForeground(table.getSelectionForeground());
      editor.setBackground(table.getSelectionBackground());
    } else {
      editor.setForeground(table.getForeground());
      editor.setBackground((row % 2 == 0) ? ec : table.getBackground());
    }
    addItem(Objects.toString(value, ""));
    return this;
  }
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}
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