4个答案 按时间排序 按投票排序

0 0

采纳的答案

这里有解释，关于JTable模型机制的
http://blog.csdn.net/aptweasel/article/details/7028058

2014年5月08日 18:00

horsefarmer
21
0 0 6

• 2条评论

0 0

这个情况我遇到过，我的解决方法是：排序之前把jtable内容设置为空，再调用排序，然后调用显示的。希望你能解决你的问题

2014年5月09日 17:15

sunzb
20
0 0 2

• 添加评论

0 0

哥哥啊，你这代码完全netbeans拖出来的，都不知道jtable的基本概念，数据直接加到jtable的Model里，不用你管理界面刷新，table有对model的监听，会自己刷

2014年5月09日 09:19

luom1990226
30
0 0 1

• 添加评论

0 0

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Vector;

public class Test extends javax.swing.JFrame {

private Vector<Vector> tblDate; // 表数据
private Vector<String> tblHeaders; // 表头
private List<Integer> list; // 数据源

public Test() {
    tblDate = new Vector<Vector>();
    tblHeaders = new Vector<String>();
    list = new ArrayList<Integer>();
    tblHeaders.add("编号");
    tblHeaders.add("数据");

    initComponents();
    setLocationRelativeTo(null);
}

private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {
    // 添加
    list.add(list.size());
}

private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {
    // 清空
    list.clear();
}

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
    // 刷新
    tblDate.clear();

    for (int i : list) {
        tblDate.add(new Vector(Arrays.asList(i, "测试数据" + i)));
    }
    jTable1.setModel(new javax.swing.table.DefaultTableModel(
            this.tblDate, this.tblHeaders
    ));
    jTable1.repaint();
    jTable1.updateUI();
}

// 下面都是NetBeans自动生成代码，不要管
public static void main(String args[]) {
    try {
        for (javax.swing.UIManager.LookAndFeelInfo info
                : javax.swing.UIManager.getInstalledLookAndFeels()) {
            if ("Nimbus".equals(info.getName())) {
                javax.swing.UIManager.setLookAndFeel(info.getClassName());
                break;
            }
        }
    } catch (Exception ex) {
        // TODO
    }

    java.awt.EventQueue.invokeLater(new Runnable() {
        @Override
        public void run() {
            new Test().setVisible(true);
        }
    });
}

@SuppressWarnings("unchecked")
private void initComponents() {
    jScrollPane1 = new javax.swing.JScrollPane();
    jTable1 = new javax.swing.JTable();
    jButton1 = new javax.swing.JButton();
    jButton2 = new javax.swing.JButton();
    jButton3 = new javax.swing.JButton();

    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

    jTable1.setModel(new javax.swing.table.DefaultTableModel(
            this.tblDate, this.tblHeaders
    ));
    jTable1.setAutoCreateRowSorter(true);
    jScrollPane1.setViewportView(jTable1);

    jButton2.setText("添加");
    jButton2.addActionListener(new java.awt.event.ActionListener() {
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            jButton2ActionPerformed(evt);
        }
    });

    jButton3.setText("清空");
    jButton3.addActionListener(new java.awt.event.ActionListener() {
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            jButton3ActionPerformed(evt);
        }
    });

    jButton1.setText("刷新");
    jButton1.addActionListener(new java.awt.event.ActionListener() {
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            jButton1ActionPerformed(evt);
        }
    });

    javax.swing.GroupLayout layout = new javax.swing
    .GroupLayout(getContentPane());
    getContentPane().setLayout(layout);
    layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                    .addContainerGap()
                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout
                            .Alignment.LEADING)
                            .addComponent(jScrollPane1, javax.swing.GroupLayout
                                    .PREFERRED_SIZE, 0, Short.MAX_VALUE)
                            .addGroup(layout.createSequentialGroup()
                                    .addGap(0, 168, Short.MAX_VALUE)
                                    .addComponent(jButton2)
                                    .addGap(18, 18, 18)
                                    .addComponent(jButton3)
                                    .addGap(18, 18, 18)
                                    .addComponent(jButton1)))
                    .addContainerGap())
    );
    layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                    .addContainerGap()
                    .addComponent(jScrollPane1,
                            javax.swing.GroupLayout.DEFAULT_SIZE, 190, Short
                                    .MAX_VALUE)
                    .addGap(18, 18, 18)
                    .addGroup(layout.createParallelGroup(javax.swing.GroupLayout
                            .Alignment.BASELINE)
                            .addComponent(jButton1)
                            .addComponent(jButton2)
                            .addComponent(jButton3))
                    .addContainerGap())
    );

    pack();
}

private javax.swing.JButton jButton1;
private javax.swing.JButton jButton2;
private javax.swing.JButton jButton3;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
}


原因不知道

2014年5月08日 10:34

hufangxian
37
0 0 17

• 1条评论