Java Swing How to - Set Tool Tips on Cells in a JTable Component

Question

We would like to know how to set Tool Tips on Cells in a JTable Component.

Answer

/*from www.j ava2  s. c o  m*/
import java.awt.Component;

import javax.swing.JComponent;
import javax.swing.JTable;
import javax.swing.table.TableCellRenderer;

public class Main {
  public static void main(String[] argv) throws Exception {
    JTable table = new JTable() {
      public Component prepareRenderer(TableCellRenderer renderer, int rowIndex, int vColIndex) {
        Component c = super.prepareRenderer(renderer, rowIndex, vColIndex);
        if (c instanceof JComponent) {
          JComponent jc = (JComponent) c;
          jc.setToolTipText((String) getValueAt(rowIndex, vColIndex));
        }
        return c;
      }
    };
  }
}