辐_射的博客

package cn.itcast_01;import java.awt.Frame;public class FrameDemo { public static void main(String[] args) { // 创建窗体对象 // Frame f = new Frame(); // public Frame(String title) Frame f = ne

package cn.itcast_08;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.Menu;import java.awt.MenuBar;import java.awt.MenuItem;import java.awt.event.ActionEvent;import java.awt.ev

package cn.itcast_07;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.Label;import java.awt.TextField;import java.awt.event.KeyAdapter;import java.awt.event.KeyEvent;import jav

package cn.itcast_05;import java.awt.Button;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.WindowA

package cn.itcast_06;import java.awt.Button;import java.awt.Color;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import

package cn.itcast_05;import java.awt.Button;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.TextArea;import java.awt.TextField;import java.awt.event.ActionEvent;import java.aw

登录注册案例

1:如何让Netbeans的东西Eclipse能访问。 在Eclipse中创建项目，把Netbeans项目的src下的东西给拿过来即可。 注意：修改项目编码为UTF-8 2:GUI(了解) (1)用户图形界面 GUI:方便直观 CLI:需要记忆一下命令，麻烦 (2)两个包： java.awt:和系统关联较强 javax.swing:纯Java编写 (3)GUI的继承体

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { //获取第一个操作数 String firstNumberString = this.firstNumber.getText().trim();

package cn.itcast.util;//这里面定义了常见的要使用的皮肤的字符串路径。public abstract class MyLookAndFeel { // 系统自带皮肤,5种都能用 public static String SYS_METAL = "javax.swing.plaf.metal.MetalLookAndFeel"; public static Stri

//设置窗体居中 public static void setFrameCenter(JFrame jf) { /* 思路: A:获取屏幕的宽和高 B:获取窗体的宽和高 C:(用屏幕的宽-窗体的宽)/2,(用屏幕的高-窗体的高)/2作为窗体的新坐标 */ //获取工具类

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) { //获取第一个操作数 String firstNumberString = this.firstNumber.getText().trim();

/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */package cn.itca

package cn.itcast_02;import java.awt.Frame;import java.awt.event.WindowEvent;import java.awt.event.WindowListener;public class FrameDemo { public static void main(String[] args) { // 创建窗体对象

package cn.itcast_02;import java.awt.Frame;import java.awt.event.WindowEvent;import java.awt.event.WindowListener;public class FrameDemo { public static void main(String[] args) { // 创建窗体对象

package cn.itcast_02;import java.awt.Frame;public class FrameDemo { public static void main(String[] args) { // 创建窗体对象 Frame f = new Frame("设置关闭案例"); // 设置窗体属性 f.setBounds(400, 200, 400,

package cn.itcast_01;import java.awt.Frame;import java.awt.Point;public class FrameDemo2 { public static void main(String[] args) { // 创建窗体对象 Frame f = new Frame("方法调用的前后关系"); // f.setVis

package cn.itcast_09;import java.awt.FlowLayout;import java.awt.Frame;import java.awt.Menu;import java.awt.MenuBar;import java.awt.MenuItem;import java.awt.event.ActionEvent;import java.awt.ev