在VC6.0上实现桌面时钟，可以设置时针、分针、秒针等的形状与颜色，设置时钟背景，设置系统时间，显示日期，设置闹钟等，适合学习MFC编程的朋友。- Implemented on VC6.0 desktop clock, you can set the hour, minute, second hand, such as the shape and color, set the clock background, set the system time and date display, al

在桌面显示Windows窗口。窗口内居中显示“大家好，这是我的第一个Windows API程序！”同时播放背景音乐，并可通过程序改变窗口显示风格为只有标题栏，以及鼠标指针形状为手型。-Windows desktop display window. Window centered Hello, everyone, this is my first Windows API program! While playing background music, and through the progr