请看代码:import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
public class xxx{
public xxx(){
JFrame f=new JFrame();
Object[][] playerInfo={
{"小猪",new Integer(66),new Integer(32),new Integer(98),new Boolean(false)},
{"小猪",new Integer(82),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(96),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(82),new Integer(78),new Integer(128),new Boolean(true)},
};
String[] Names={"姓名","语文","数学","总分","及格"};
Vector<Object> v = new Vector<Object>();
Vector<Object> v1 = new Vector<Object>();
v.add(playerInfo);
v1.add(Names);
JTable table=new JTable(v,v1);//这一步错了。
table.setPreferredScrollableViewportSize(new Dimension(550,30));
JScrollPane scrollPane=new JScrollPane(table);
f.getContentPane().add(scrollPane,BorderLayout.CENTER);
f.setTitle("Simple Table");
f.setVisible(true);
f.pack();
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
public static void main(String[] args){
xxx b=new xxx();
}
}问题:
JTable table=new JTable(v,v1);//这一步错了。
1、请问为什么?
2、请问怎么改?
import java.awt.*;
import java.awt.event.*;
import java.util.*;
public class xxx{
public xxx(){
JFrame f=new JFrame();
Object[][] playerInfo={
{"小猪",new Integer(66),new Integer(32),new Integer(98),new Boolean(false)},
{"小猪",new Integer(82),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(96),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(82),new Integer(78),new Integer(128),new Boolean(true)},
};
String[] Names={"姓名","语文","数学","总分","及格"};
Vector<Object> v = new Vector<Object>();
Vector<Object> v1 = new Vector<Object>();
v.add(playerInfo);
v1.add(Names);
JTable table=new JTable(v,v1);//这一步错了。
table.setPreferredScrollableViewportSize(new Dimension(550,30));
JScrollPane scrollPane=new JScrollPane(table);
f.getContentPane().add(scrollPane,BorderLayout.CENTER);
f.setTitle("Simple Table");
f.setVisible(true);
f.pack();
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
public static void main(String[] args){
xxx b=new xxx();
}
}问题:
JTable table=new JTable(v,v1);//这一步错了。
1、请问为什么?
2、请问怎么改?
的确直接放进去就行了! 是这样的,我自己写了个代码,用Vector出错了,我才在上面给这个测试类xxx类里面用vector。请问,我上面的代码错在哪里呢?
求教!
import java.awt.*;
import java.awt.event.*;
import java.util.*;
public class Test{
public Test(){
JFrame f=new JFrame();
Object[][] playerInfo={
{"小猪",new Integer(66),new Integer(32),new Integer(98),new Boolean(false)},
{"小猪",new Integer(82),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(96),new Integer(69),new Integer(128),new Boolean(true)},
{"小猪",new Integer(82),new Integer(78),new Integer(128),new Boolean(true)},
};
String[] Names={"姓名","语文","数学","总分","及格"};
Vector v = new Vector();
Vector v1 = new Vector();
for(int i=0; i<=Names.length-1; i++){
v1.add(Names[i]);
}
for(int i=0; i<=playerInfo.length-1;i++){
Vector vec = new Vector();
for(int j=0; j<playerInfo[i].length-1; j++){
vec.add(playerInfo[i][j]);
}
v.add(vec);
}
//v.add(playerInfo);
//v1.add(Names);
System.out.println(v.size());
JTable table=new JTable(v,v1);//这一步错了。
table.setPreferredScrollableViewportSize(new Dimension(550,30));
JScrollPane scrollPane=new JScrollPane(table);
f.getContentPane().add(scrollPane,BorderLayout.CENTER);
f.setTitle("Simple Table");
f.setVisible(true);
f.pack();
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
public static void main(String[] args){
Test b=new Test();
}
}
谢谢你!
顺便,你能不能再帮我看下另一个问题,谢谢:
http://bbs.csdn.net/topics/390399486
我两个贴一起结贴