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I made a lot of changed on this object,such as * // 1.Encapsulates all code in one userobjet,since PB does not * // support "Address of Function" , so we can not set new * // WndProc, just makes the object more easy to use. * // 2.Uses structure array instead of Datastore * // 3.Calc width of menuitem at runtime(MEASUREITEM) * // 4.Draw disabled status-I made a lot of changed on this object, such as*// 1.Encapsulates all code in one userobjet, since PB does not*// support Address of Function , so we can not set new*// WndProc, just makes the object more easy to use.*// 2.Uses structure array instead of Datastore*// 3.Calc width of menuitem at runtime (MEASUREITEM)*// 4.Draw disabled status
Date : 2026-01-03 Size : 71kb User : 双职工

DL : 0
计算器菜单以及部分按钮的布局MenuBar menuBar Menu menu1,menu2,menu3 MenuItem menu1_item1,menu1_item2,menu1_item3 MenuItem menu2_item1,menu2_item2 MenuItem menu3_item1,menu3_item2 mywindow() { setTitle("计算器") menuBar=new MenuBar() menu1=new Menu("文件") menu2=new Menu("基本操作") menu3=new Menu("帮助") menuBar.add(menu1) menuBar.add(menu2) -Calculator menu button layout as well as some MenuBar menuBar Menu menu1, menu2, menu3 MenuItem menu1_item1, menu1_item2, menu1_item3 MenuItem menu2_item1, menu2_item2 MenuItem menu3_item1, menu3_item2 mywindow () (setTitle ( Calculator ) menuBar = new MenuBar () menu1 = new Menu ( file ) menu2 = new Menu ( Basic Operation ) menu3 = new Menu ( Help ) menuBar.add (menu1) menuBar.add (menu2)
Date : 2026-01-03 Size : 1kb User : 姗姗

DL : 0
3-1 职责链模式实例之在线文档帮助系统:某公司欲开发一个软件系统的在线文档帮助系统,用户可以在任何一个查询环境中输入查询关键字,。3-2 命令模式实例之公告板系统:某软件公司欲开发一个基于Windows平台的公告板系统。系统提供一个主菜单(Menu),在主菜单中包含了一些菜单项(MenuItem),可以通过Menu类的addMenuItem()方法增加菜单项。菜单项的主要方法是click(),每一个菜单项包含一个抽象命令类,具体命令类包括OpenCommand(打开命令)、CreateCommand(新建命令)、EditCommand(编辑命令)等,命令类具有一个execute()方法,用于调用公告板系统界面类(BoardScreen)的open()、create()、edit()等方法。现使用命令模式设计该系统,使得MenuItem类与BoardScreen类的耦合度降低,绘制类图并编程模拟实现。3-3 迭代器模式实例之商品名称遍历:某商品管理系统的商品名称存储在一个字符串数组中,现需要自定义一个双向迭代器(MyIterator)实现对该商品名称数组的双向(前向和后向)遍历。绘制类图并编程实现。(Need to translate to Baidu)
Date : 2026-01-03 Size : 220kb User : 一把钢琴梦
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