日韩性视频-久久久蜜桃-www中文字幕-在线中文字幕av-亚洲欧美一区二区三区四区-撸久久-香蕉视频一区-久久无码精品丰满人妻-国产高潮av-激情福利社-日韩av网址大全-国产精品久久999-日本五十路在线-性欧美在线-久久99精品波多结衣一区-男女午夜免费视频-黑人极品ⅴideos精品欧美棵-人人妻人人澡人人爽精品欧美一区-日韩一区在线看-欧美a级在线免费观看

歡迎訪問 生活随笔!

生活随笔

當前位置: 首頁 > 运维知识 > windows >内容正文

windows

java 证书管理系统_JAVA基础应用:单机版管理系统源代码

發布時間:2025/3/21 windows 21 豆豆
生活随笔 收集整理的這篇文章主要介紹了 java 证书管理系统_JAVA基础应用:单机版管理系统源代码 小編覺得挺不錯的,現在分享給大家,幫大家做個參考.

package jettang;

import java.lang.*;

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import java.sql.*;

//

//主類

public class STU {

public STU() {

try {

jbInit();

} catch (Exception ex) {

ex.printStackTrace();

}

}

public static void main(String args[]) {

new Frm_Main();

}

private void jbInit() throws Exception {

}

}

//主框架,數據庫

class Frm_Main implements ActionListener { //throws IOException

public static final int EXIT_ON_CLOSE = 0;

public JFrame frame;

public Container c;

public JMenuBar menuBar;

public JMenu mainMenu1;

public JMenu mainMenu2;

public JMenu mainMenu3;

public JMenuItem subMenu1[] = new JMenuItem[5];

public JMenuItem subMenu2[] = new JMenuItem[7];

public JMenuItem subMenu3[] = new JMenuItem[2];

JButton toolBarButton[] = new JButton[8];

public JToolBar toolBar;

//

String strTip[] = {"姓名查詢...", "添加信息...",

"刪除...", "修改...", "修改確認...",

"添加確認...", "刪除確認...", "關于產品信息:)"};

//

// String id = new String();

String name = new String();

String sex = new String();

String age = new String();

String classid = new String();

String department = new String();

String call = new String();

//

Connection con;

ResultSet rs;

Statement st;

// ResultSetMetaData rsmd;

// Vector columnHeads=new Vector();

// Vector rows = new Vector();

// Vector currentRow=new Vector();

///

public JLabel classidL = new JLabel("班級");

public JLabel nameL = new JLabel("姓名");

public JLabel sexL = new JLabel("性別");

public JLabel ageL = new JLabel("年齡");

public JLabel departmentL = new JLabel("單位");

public JLabel callL = new JLabel("電話");

public JLabel tittleLabel = new JLabel();

//

public JTextField classidT = new JTextField();

public JTextField nameT = new JTextField();

public JTextField sexT = new JTextField();

public JTextField ageT = new JTextField();

public JTextField departmentT = new JTextField();

public JTextField callT = new JTextField();

public JTextArea textT = new JTextArea();

//

//

public Frm_Main() {

/

frame = new JFrame("學籍管理系統V1.0");

c = frame.getContentPane();

c.setLayout(null);

menuBar = new JMenuBar();

toolBar = new JToolBar();

toolBar.setFloatable(false);

frame.setJMenuBar(menuBar);

frame.setResizable(false);

mainMenu1 = new JMenu("管理");

String str1[] = {"添加", "刪除", "查詢", " ", "關閉"};

for (int i = 0; i < 5; i++) {

if (i == 3) {

mainMenu1.addSeparator();

} else {

subMenu1[i] = new JMenuItem(str1[i]);

subMenu1[i].addActionListener(this);

mainMenu1.add(subMenu1[i]);

}

}

menuBar.add(mainMenu1);

/

mainMenu2 = new JMenu("操作");

String str2[] = {"查詢", "添加", "刪除", "修改",

"提交修改", "提交添加", "提交刪除"};

for (int i = 0; i < 7; i++) {

subMenu2[i] = new JMenuItem(str2[i]);

subMenu2[i].addActionListener(this);

mainMenu2.add(subMenu2[i]);

}

menuBar.add(mainMenu2);

/

mainMenu3 = new JMenu("集體查詢");

String str3[] = {"按班級...", "按單位..."};

for (int i = 0; i < 2; i++) {

subMenu3[i] = new JMenuItem(str3[i]);

subMenu3[i].addActionListener(this);

mainMenu3.add(subMenu3[i]);

}

menuBar.add(mainMenu3);

String strToolBar[] = {"查詢", "添加", "刪除", "修改", "提交修改",

"提交添加", "提交刪除", "關于"};

for (int i = 0; i < 8; i++) {

toolBarButton[i] = new JButton(strToolBar[i]);

toolBarButton[i].setToolTipText(strTip[i]);

toolBarButton[i].addActionListener(this);

toolBar.add(toolBarButton[i]);

}

toolBar.setLocation(0, 0);

toolBar.setSize(400, 30);

c.add(toolBar);

classidL.setLocation(35, 40);

classidL.setSize(40, 20);

//classidL.setFont(new Font("",Font.BOLD,12));

c.add(classidL);

classidT.setLocation(90, 40);

classidT.setSize(200, 20);

//classidT.setEnabled(false);

c.add(classidT);

nameL.setLocation(35, 70);

nameL.setSize(40, 20);

c.add(nameL);

nameT.setLocation(90, 70);

nameT.setSize(200, 20);

c.add(nameT);

sexL.setLocation(35, 100);

sexL.setSize(40, 20);

c.add(sexL);

sexT.setLocation(90, 100);

sexT.setSize(200, 20);

c.add(sexT);

ageL.setLocation(35, 130);

ageL.setSize(40, 20);

c.add(ageL);

ageT.setLocation(90, 130);

ageT.setSize(200, 20);

c.add(ageT);

departmentL.setLocation(35, 160);

departmentL.setSize(40, 20);

c.add(departmentL);

departmentT.setLocation(90, 160);

departmentT.setSize(200, 20);

c.add(departmentT);

callL.setLocation(35, 190);

callL.setSize(40, 20);

c.add(callL);

callT.setLocation(90, 190);

callT.setSize(200, 20);

c.add(callT);

/

tittleLabel.setText("----------集體查詢結果--------");

tittleLabel.setSize(300, 20);

tittleLabel.setLocation(10, 210);

c.add(tittleLabel);

textT.setSize(400, 300);

textT.setLocation(10, 240);

c.add(textT, 14);

///

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setSize(500, 650);

frame.setLocation(200, 200);

frame.setVisible(true);

conDB();

}

//以上是框架設計

總結

以上是生活随笔為你收集整理的java 证书管理系统_JAVA基础应用:单机版管理系统源代码的全部內容,希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯,歡迎將生活随笔推薦給好友。