1 package com.szht.gpy.frame;
2 import java.awt.BorderLayout;
3 import java.awt.event.ActionEvent;
4 import java.awt.event.ActionListener;
5 import java.awt.event.MouseAdapter;
6 import java.awt.event.MouseEvent;
7 import javax.swing.JButton;
8 import javax.swing.JFrame;
9 import javax.swing.JLabel;
10 import javax.swing.JPanel;
11 import javax.swing.JScrollPane;
12 import javax.swing.JTable;
13 import javax.swing.JTextField;
14 import javax.swing.ListSelectionModel;
15 import javax.swing.table.DefaultTableModel;
16 //维护表格
17 public class JTableDefaultTableModelTest extends JFrame{
18
19 private DefaultTableModel tableModel; //表格模型对象
20 private JTable table;
21 private JTextField aTextField;
22 private JTextField bTextField;
23
24 public JTableDefaultTableModelTest()
25 {
26 super();
27 setTitle("表格");
28 setBounds(100,100,500,400);
29 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
30 String[] columnNames = {"A","B"}; //列名
31 String [][]tableVales={{"A1","B1"},{"A2","B2"},{"A3","B3"},{"A4","B4"},{"A5","B5"}}; //数据
32 tableModel = new DefaultTableModel(tableVales,columnNames);
33 table = new JTable(tableModel);
34 JScrollPane scrollPane = new JScrollPane(table); //支持滚动
35 getContentPane().add(scrollPane,BorderLayout.CENTER);
36 //jdk1.6
37 //排序:
38 //table.setRowSorter(new TableRowSorter(tableModel));
39 table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); //单选
40 table.addMouseListener(new MouseAdapter(){ //鼠标事件
41 public void mouseClicked(MouseEvent e){
42 int selectedRow = table.getSelectedRow(); //获得选中行索引
43 Object oa = tableModel.getValueAt(selectedRow, 0);
44 Object ob = tableModel.getValueAt(selectedRow, 1);
45 aTextField.setText(oa.toString()); //给文本框赋值
46 bTextField.setText(ob.toString());
47 }
48 });
49 scrollPane.setViewportView(table);
50 final JPanel panel = new JPanel();
51 getContentPane().add(panel,BorderLayout.SOUTH);
52 panel.add(new JLabel("A: "));
53 aTextField = new JTextField("A4",10);
54 panel.add(aTextField);
55 panel.add(new JLabel("B: "));
56 bTextField = new JTextField("B4",10);
57 panel.add(bTextField);
58 final JButton addButton = new JButton("添加"); //添加按钮
59 addButton.addActionListener(new ActionListener(){//添加事件
60 public void actionPerformed(ActionEvent e){
61 String []rowValues = {aTextField.getText(),bTextField.getText()};
62 tableModel.addRow(rowValues); //添加一行
63 int rowCount = table.getRowCount() +1; //行数加上1
64 aTextField.setText("A"+rowCount);
65 bTextField.setText("B"+rowCount);
66 }
67 });
68 panel.add(addButton);
69
70 final JButton updateButton = new JButton("修改"); //修改按钮
71 updateButton.addActionListener(new ActionListener(){//添加事件
72 public void actionPerformed(ActionEvent e){
73 int selectedRow = table.getSelectedRow();//获得选中行的索引
74 if(selectedRow!= -1) //是否存在选中行
75 {
76 //修改指定的值：
77 tableModel.setValueAt(aTextField.getText(), selectedRow, 0);
78 tableModel.setValueAt(bTextField.getText(), selectedRow, 1);
79 //table.setValueAt(arg0, arg1, arg2)
80 }
81 }
82 });
83 panel.add(updateButton);
84
85 final JButton delButton = new JButton("删除");
86 delButton.addActionListener(new ActionListener(){//添加事件
87 public void actionPerformed(ActionEvent e){
88 int selectedRow = table.getSelectedRow();//获得选中行的索引
89 if(selectedRow!=-1) //存在选中行
90 {
91 tableModel.removeRow(selectedRow); //删除行
92 }
93 }
94 });
95 panel.add(delButton);
96 }
97 /**
98 * @param args
99 */
100 public static void main(String[] args) {
101 // TODO Auto-generated method stub
102 JTableDefaultTableModelTest jTableDefaultTableModelTest = new JTableDefaultTableModelTest();
103 jTableDefaultTableModelTest.setVisible(true);
104 }
105
106 }
