14.59 设置表格焦点 JTable.setFocusable

import java.awt.FlowLayout;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;

public class ExtendSelection {
  public static void main(String[] argv) throws Exception {
    int rows = 10;
    int cols = 5;
    JTable table = new JTable(rows, cols);

    table.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);

    table.setColumnSelectionAllowed(true);
    table.setRowSelectionAllowed(true);
    
    //将此 Component 的焦点状态设置为指定值。
    table.setFocusable(true);
    table.setCellSelectionEnabled(false);
    JFrame jfrm = new JFrame("JTable Demo");
    jfrm.setLayout(new FlowLayout());
    jfrm.setSize(460, 180);
    jfrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JScrollPane jscrlp = new JScrollPane(table);
    jfrm.add(jscrlp);
    jfrm.setVisible(true);

  }
}