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代码 ：
/**
*
*/
package com.han;
import java.awt.Color;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Vector;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;
import javax.swing.table.TableRowSorter;
/**
* @author HAN
*
*/
public class JTable3 extends JFrame {
/**
* coming from the JFrame
*/
private static final long serialVersionUID = -8022000459941822250L;
/**
*
*/
public JTable3() {
// TODO Auto-generated constructor stub
super();
setTitle("定义表格");
setBounds(100, 100, 500, 375);
setLayout(new GridLayout(3,1));
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JScrollPane scrollPane = new JScrollPane();
getContentPane().add(scrollPane);
String[] columnNames = { "A", "B", "C", "D", "E", "F" };
Vector<String> columnNameV = new Vector<String>();
for (int column = 0; column < columnNames.length; column++) {
columnNameV.add(columnNames[column]);
}
Vector<Vector<String>> tableValueV = new Vector<Vector<String>>();
for (int row = 1; row < 21; row++) {
Vector<String> rowV = new Vector<String>();
for (int column = 0; column < columnNames.length; column++) {
rowV.add(columnNames[column] + row);
}
tableValueV.add(rowV);
}
final DefaultTableModel tableModel = new DefaultTableModel(tableValueV,
columnNameV);
final JTable table = new MTable(tableModel);
table.setRowSorter(new TableRowSorter<DefaultTableModel>(tableModel));
scrollPane.setViewportView(table);
table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
table.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
TableColumnModel tableColumnModel = table.getColumnModel();
ListSelectionModel listSelectionModel = tableColumnModel
.getSelectionModel();
System.out.println(listSelectionModel.getSelectionMode());
System.out.println(table.getColumnSelectionAllowed());
System.out.println(table.getRowSelectionAllowed());
table.setColumnSelectionAllowed(true);
table.setRowSelectionAllowed(true);
table.setBackground(Color.YELLOW);
table.setForeground(Color.RED);
table.setRowHeight(30); // in pixels
/* manipulate the table */
table.setRowSelectionInterval(1, 3);
table.setColumnSelectionInterval(1, 1);
table.addRowSelectionInterval(4, 5);// must consider the selection mode
// that has been set before
JPanel buttonPanel = new JPanel();
getContentPane().add(buttonPanel);
JButton selectAllButton = new JButton("全部选择");
selectAllButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
table.selectAll();
}
});
buttonPanel.add(selectAllButton);
JButton clearSelectionButton = new JButton("取消选择");
clearSelectionButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
table.clearSelection();
}
});
buttonPanel.add(clearSelectionButton);
System.out.println("表格共有" + table.getRowCount() + "行"
+ table.getColumnCount() + "列");
System.out.println("共有" + table.getSelectedRowCount() + "行被选中");
System.out.println("第1行的选择状态是： " + table.isRowSelected(0));
System.out.println("第3行的选择状态是： " + table.isRowSelected(2));
System.out.println("被选中的第一行索引是： " + table.getSelectedRow());
int[] selectedRows = table.getSelectedRows();
System.out.print("所有被选中的行的索引是： ");
for (int row = 0; row < selectedRows.length; row++) {
System.out.print(selectedRows[row] + "\t");
}
System.out.println();
System.out.println("移动前第2列的名称是： " + table.getColumnName(1));
System.out.println("移动前第2行第2列的值是： " + table.getValueAt(1, 1));
table.moveColumn(1, 3);
System.out.println("移动后第2列的名称是： " + table.getColumnName(1));
System.out.println("移动后第2行第2列的值是： " + table.getValueAt(1, 1));
/* 维护表格模型 */
JPanel panelModel = new JPanel();
panelModel.add(new JLabel("A: "));
final JTextField aTextField = new JTextField("A4", 10);
panelModel.add(aTextField);
panelModel.add(new JLabel("B: "));
final JTextField bTextField = new JTextField("B4", 10);
panelModel.add(bTextField);
JButton addButton = new JButton("添加");
panelModel.add(addButton);
JButton updButton = new JButton("修改");
panelModel.add(updButton);
JButton delButton = new JButton("删除");
panelModel.add(delButton);
getContentPane().add(panelModel);
table.addMouseListener(new MouseAdapter(){
public void mouseClicked(MouseEvent e){
int selectedRow=table.getSelectedRow();
selectedRow=table.convertRowIndexToModel(selectedRow);// because there exists sorting
Object oa=tableModel.getValueAt(selectedRow, 0);
Object ob=tableModel.getValueAt(selectedRow, 1);
aTextField.setText(oa.toString());
bTextField.setText(ob.toString());
}
});
addButton.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String[] rowValues = {aTextField.getText(), bTextField.getText()};
tableModel.addRow(rowValues);
}
});
updButton.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
int selectedRow=table.getSelectedRow();
selectedRow=table.convertRowIndexToModel(selectedRow);
if(selectedRow != -1){
tableModel.setValueAt(aTextField.getText(), selectedRow, 0);
tableModel.setValueAt(bTextField.getText(), selectedRow, 1);
}
}
});
delButton.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
int selectedRow=table.getSelectedRow();
selectedRow=table.convertRowIndexToModel(selectedRow);
if(selectedRow != -1){
tableModel.removeRow(selectedRow);
}
}
});
}
private class MTable extends JTable {
/**
*
*/
private static final long serialVersionUID = -3934300578737290495L;
public MTable(TableModel tableModel) {
// TODO Auto-generated constructor stub
super(tableModel);
}
@Override
public JTableHeader getTableHeader() {
JTableHeader tableHeader = super.getTableHeader();
tableHeader.setReorderingAllowed(false);
DefaultTableCellRenderer tableCellRenderer = (DefaultTableCellRenderer) tableHeader
.getDefaultRenderer();
tableCellRenderer
.setHorizontalAlignment(DefaultTableCellRenderer.CENTER);
return tableHeader;
}
@Override
public TableCellRenderer getDefaultRenderer(Class<?> columnClass) {
DefaultTableCellRenderer cr = (DefaultTableCellRenderer) super
.getDefaultRenderer(columnClass);
cr.setHorizontalAlignment(DefaultTableCellRenderer.CENTER);
return cr;
}
@Override
public boolean isCellEditable(int row, int column) {
return false;
}
}
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
JTable3 frame = new JTable3();
frame.setVisible(true);
}
}