onlinepanel.java

自己做的一个QQ聊天系统

package chat.client;

import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JPanel;

@SuppressWarnings("serial")
public class OnlinePanel extends JPanel{
    static int width = 200;
    static int height = 300;
	JComboBox users;
    JButton qunliao;
    JButton siliao;
    public OnlinePanel(){
         this.setSize(width,height);
         users = new JComboBox();
         qunliao = new JButton("群聊");
         siliao = new JButton("私聊");
         this.setLayout(null);
         //this.setLayout(new GridLayout(4,1,0,10));
         JLabel l1 = new JLabel("欢迎进入聊天室");
         JLabel l2 = new JLabel("在线用户");
         JLabel l3 = new JLabel("选择用户单独聊天请点击私聊");
         this.add(l1);
         this.add(l3);
         this.add(l2);
         //JPanel p = new JPanel();
         //p.add(l2);
         //p.add(users);
         //p.add(siliao);
         this.add(users);
         this.add(siliao);
         this.add(qunliao);
         qunliao.setSize(80,30);
         siliao.setSize(60,30);
         //users.setSize(70,30);
         l1.setSize(140,30);
         l3.setSize(180,30);
         l2.setSize(65,30);
         users.setSize(70,30);
         l1.setLocation(30,20);
         l3.setLocation(20,70);
         l2.setLocation(0,110);
         users.setLocation(60,110);
         qunliao.setLocation(60,170);
         siliao.setLocation(135,110);
    }
    public int getWidth(){
    	return width;
    }
    public int getHeight(){
    	return height;
    }


}