关于一个查询的JAVA界面，希望对你有启发

package work2;

import java.awt.BorderLayout;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JTextArea;

import javax.swing.JTextField;

import javax.swing.WindowConstants;

class MyJframe extends JFrame{

        JPanel Panel;

        JLabel ID,Name,Price,Birth;

        JTextField J1;

        JTextArea J2,J3,J4;

        JButton button1,button2;

        public MyJframe (){

            setLayout(new BorderLayout());

            init();

            setTitle("查询窗口");

            setBounds(,,,);

            setVisible(true);

            setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

        }

        public void init(){

            Panel=new JPanel();

            Panel.setLayout(null);//把面板布局设置为空

            //商品编号及文本框

            ID=new JLabel("商品编号:");

            ID.setBounds(,,,);

            J1=new JTextField();

            J1.setBounds(, , , );

            Panel.add(ID);

            Panel.add(J1);

            //查询按钮

            button1=new JButton("查询");

            button1.setBounds(,,,);

            Panel.add(button1);

            //清除按钮

            button2=new JButton("清除界面字符");

            button2.setBounds(,,,);

            Panel.add(button2);

            //添加商品名称

            Name=new JLabel("商品名称:");

            Name.setBounds(,,,);

            J2=new JTextArea();

            J2.setBounds(,,,);

            Panel.add(Name);

            Panel.add(J2);

            //添加价格信息

            Price=new JLabel("价       格:");

            Price.setBounds(,,,);

            J3=new JTextArea();

            J3.setBounds(,,,);

            Panel.add(Price);

            Panel.add(J3);

            //添加出厂日期

            Birth=new JLabel("出厂日期:");

            Birth.setBounds(,,,);

            J4=new JTextArea();

            J4.setBounds(,,,);

            Panel.add(Birth);

            Panel.add(J4);

            add(Panel);

        }

}

public class Interface{

    public static void main(String[] args){

            new MyJframe();

        }

    }

所得界面：