图书管理系统--java代码.doc

图书管理系统---java 代码: import .*; import .*; import .*; import .*; import .*; // --------------------------------------------------------------------------------------------------------- class Tsgl { public static void main(String args[]) { dbframe db= new dbframe(" 图书管理程序"); }} // 图书管理系统主界面 class dbframe extends Frame implements ActionListener { MenuBar daohang = new MenuBar(); // 建立菜单栏 Menu mfile = new Menu(" 功能"); // 建立“功能”菜单组 Menu mhelp = new Menu(" 帮助"); // 建立“帮助”菜单组 MenuItem mdenglu = new MenuItem(" 登陆"); MenuItem mchaxun = new MenuItem(" 查询"); MenuItem mtianjia = new MenuItem(" 添加"); MenuItem mshanchu = new MenuItem(" 删除"); MenuItem mexit = new MenuItem(" 退出"); MenuItem mhelpp = new MenuItem(" 关于"); Denglu pdenglu=new Denglu(); Ptianjia ptianjia = new Ptianjia(); Pmain pmain = new Pmain(); Pchaxun pchaxun = new Pchaxun(); Pshanchu pshanchu = new Pshanchu(); dbframe(String s){ // 在窗口上添加菜单选项 setTitle(s); (mdenglu); (mtianjia); (mchaxun); (mshanchu); (mexit); (mhelpp); (mfile); (mhelp); setMenuBar(daohang); add(pmain); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e){ (0); } }); setBounds(200, 200, 340, 250); setResizable(false); setVisible(true); (this); (this); mt