コード例 #1
0
  @Override
  public Component getTableCellRendererComponent(
      JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
    textLabel.setFont(table.getFont());
    textLabel.setText(Objects.toString(value, ""));
    textLabel.setBorder(hasFocus ? focusCellHighlightBorder : noFocusBorder);

    FontMetrics fm = table.getFontMetrics(table.getFont());
    Insets i = textLabel.getInsets();
    int swidth =
        iconLabel.getPreferredSize().width + fm.stringWidth(textLabel.getText()) + i.left + i.right;
    int cwidth = table.getColumnModel().getColumn(column).getWidth();
    dim.width = swidth > cwidth ? cwidth : swidth;

    if (isSelected) {
      textLabel.setOpaque(true);
      textLabel.setForeground(table.getSelectionForeground());
      textLabel.setBackground(table.getSelectionBackground());
      iconLabel.setIcon(sicon);
    } else {
      textLabel.setOpaque(false);
      textLabel.setForeground(table.getForeground());
      textLabel.setBackground(table.getBackground());
      iconLabel.setIcon(nicon);
    }
    return panel;
  }