............................................................................................26使窗口始终在最前方.....................................................................................................................26在对话框中显示一个位图.............................................................................................................27获取一个对话控件的指针.............................................................................................................27改变控件的字体.............................................................................................................................27OLE 控件中使用 OLE_COLOR 数据类型...................................................................................28在不使用通用文件打开对话的情况下如何显示一个文件列表 .................................................29旋转按钮控件.................................................................................................................................29用位图显示下压按钮.....................................................................................................................29创建三态下压按钮.........................................................................................................................30如何动态创建控件.........................................................................................................................30限制编辑框中的准许字符.............................................................................................................30向列表框中添加多个项时防止闪烁.............................................................................................32向编辑控件中添加文本.................................................................................................................32访问预定义的 GDI 对象................................................................................................................32获取 GDI 对象的属性信息............................................................................................................33实现一个橡皮区矩形.....................................................................................................................34更新翻转背景颜色的文本.............................................................................................................35创建一个具有特定点大小的字体.................................................................................................36如何计算一个串的大小.................................................................................................................36显示旋转文本.................................................................................................................................37显示包含标签字符的串.................................................................................................................38串太长时如何在其末尾显示一个省略号.....................................................................................39为什么即使调用 EnableMenuItem 菜单项后,菜单项还处于禁止状态 ...................................39在用户环境中如何确定系统显示元素的颜色.............................................................................40查询和设置系统参数.....................................................................................................................40确定当前屏幕分辨率.....................................................................................................................41使用预定义 Windows 光标............................................................................................................41检索原先的 Task Manager 应用程序使用的任务列表 ................................................................41确定 Windows 和 Windows 系统目录 ..........................................................................................42在哪儿创建临文件.........................................................................................................................42我怎样才能建立一个等待光标.....................................................................................................43访问桌面窗口.................................................................................................................................44怎样用 COLORREF.......................................................................................................................44在应用程序中循环浏览已经打开的文档、视图.........................................................................45MFC 在窗口标题栏 .......................................................................................................................45CD-ROM打开:mciSendStringquotSet cdAudio door open waitquotNULL0NULL关闭:mciSendStringquotSet cdAudio door closed waitquotNULL0NULL关闭计算机OSVERSIONINFO OsVersionInfo //包含操作系统版本信息的数据结构OsVersionInfo.dwOSVersionInfoSize sizeofOSVERSIONINFOGetVersionExampOsVersionInfo //获取操作系统版本信息ifOsVersionInfo.dwPlatformId VER_PLATFORM_WIN32_WINDOWS//Windows98调用 ExitWindowsEx函数重新启动计算机DWORD dwReservedExitWindowsExEWX_REBOOTdwReserved //可以改变第一个参数,实现注销用户、//关机、关闭电源等操作// 退出前的一些处理程序重启计算机typedef int CALLBACK SHUTDOWNDLGint //显示关机对话框函数的指针HINSTANCE hInst LoadLibraryquotshell32.dllquot //装入 shell32.dllSHUTDOWNDLG ShutDownDialog //指向 shell32.dll 库中显示关机对话框函数的指针ifhInst NULL//获得函数的地址并调用之ShutDownDialog SHUTDOWNDLGGetProcAddresshInstLPSTR60ShutDownDialog0枚举所有字体LOGFONT lflf.lfCharSet DEFAULT_CHARSET // Initialize the LOGFONT structurestrcpylf.lfFaceNamequotquotCClientDC dc this// Enumerate the font families::EnumFontFamiliesExHDCdcamplfFONTENUMPROC EnumFontFamProcLPARAM this0//枚举函数int CALLBACK EnumFontFamProcLPENUMLOGFONT lpelfLPNEWTEXTMETRIC lpntmDWORD nFontTypelong lparam// Create a pointer to the
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