怎样运行JAVA程序源程序?
来源:百度知道 编辑:UC知道 时间:2024/05/04 04:18:06
我把代码复制到JCreator后,按F5执行,怎么出不来运行的界面啊?
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JOptionPane;
public class Example611 implements ActionListener{
Frame frame = new Frame("空布局的使用");
Button jia = new Button("加+");
Button sub = new Button("减-");
Button mul = new Button("乘*");
Button mod = new Button("除/");
TextField one = new TextField();
TextField two = new TextField();
TextField result = new TextField();
Label l1 = new Label("计算器");
Label l2 = new Label("操作数1:");
Label l3 = new Label("操作数2:");
Label l4 = new Label("结果:");
public Example611() {
frame.setLayout(null);// 设置布局为空
frame.setSize(260, 250);// 设置窗口的尺寸大小
l1.setBounds(120, 40, 50
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JOptionPane;
public class Example611 implements ActionListener{
Frame frame = new Frame("空布局的使用");
Button jia = new Button("加+");
Button sub = new Button("减-");
Button mul = new Button("乘*");
Button mod = new Button("除/");
TextField one = new TextField();
TextField two = new TextField();
TextField result = new TextField();
Label l1 = new Label("计算器");
Label l2 = new Label("操作数1:");
Label l3 = new Label("操作数2:");
Label l4 = new Label("结果:");
public Example611() {
frame.setLayout(null);// 设置布局为空
frame.setSize(260, 250);// 设置窗口的尺寸大小
l1.setBounds(120, 40, 50
程序没错不过少了关闭的响应事件,问题应该是你的环境变量没设置好!你可以直接在运行里输入cmd,在里面直接编译执行看看!
Jcreator里要设置JDK的路径的,如果设置对了就可以直接运行了,(不用设环境变量)
程序没错不过少了关闭的响应事件;