本实例中将利用 SetTimer、OnTimer 和 KillTimer 这三个函数实现可调节计时器程序。 本实例编写的计时器有倒计时和正常计时两种计时方式，还可以水平滑块调节计时的快 慢。-UINT SetTimer( UINT nIDEvent, UINT nElapse, void (CALLBACK EXPORT* lpfnTimer)( HWND, UINT, UINT, DWORD) )

CHILD M-file for child.fig CHILD, by itself, creates a new CHILD or raises the existing singleton*. H = CHILD returns the handle to a new CHILD or the handle to the existing singleton*. CHILD( CALLBACK ,hObject,eventData,handles,...) c