Timers

A timer is an internal routine that repeatedly measures a specified interval, in milliseconds.

In This Section

Name	Description
About Timers	Describes how to create, identify, set, and delete timers.
Using Timers	Discusses how to create and destroy timers, and how to use a timer to trap mouse input at specified intervals.
Timer Reference	Contains the API reference.

 

Timer Functions

Name	Description
KillTimer	Destroys the specified timer.
SetTimer	Creates a timer with the specified time-out value.
TimerProc	An application-defined callback function that processes WM_TIMER messages. The TIMERPROC type defines a pointer to this callback function. TimerProc is a placeholder for the application-defined function name.

 

Timer Notifications

Name	Description
WM_TIMER	Posted to the installing thread's message queue when a timer expires. The message is posted by the GetMessage or PeekMessage function.