multilinecellrenderer.java

来自「Java中Swing界面库中几个类使用的例子」· Java 代码 · 共 45 行

/* (swing1.1beta3) */
package jp.gr.java_conf.tame.swing.table;

import javax.swing.*;
import javax.swing.table.*;
import javax.swing.border.*;
import java.awt.*;

/**
 * @version 1.0 11/09/98
 */

public class MultiLineCellRenderer extends JTextArea implements TableCellRenderer {

  public MultiLineCellRenderer() {
    setLineWrap(true);
    setWrapStyleWord(true);
    setOpaque(true);
  }

  public Component getTableCellRendererComponent(JTable table, Object value,
               boolean isSelected, boolean hasFocus, int row, int column) {
    if (isSelected) {
      setForeground(table.getSelectionForeground());
      setBackground(table.getSelectionBackground());
    } else {
      setForeground(table.getForeground());
      setBackground(table.getBackground());
    }
    setFont(table.getFont());
    if (hasFocus) {
      setBorder( UIManager.getBorder("Table.focusCellHighlightBorder") );
      if (table.isCellEditable(row, column)) {
        setForeground( UIManager.getColor("Table.focusCellForeground") );
        setBackground( UIManager.getColor("Table.focusCellBackground") );
      }
    } else {
      setBorder(new EmptyBorder(1, 2, 1, 2));
    }
    setText((value == null) ? "" : value.toString());
    return this;
  }
}