Question

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Check if an application is idle for a time period and lock it

Suppose I have a Windows product developed with C#. Now a requirement comes that if that application running and idle and when user try to interact with that application again then a login screen come. How to detect that my applications is idle when it is running? Please guide me to complete the job.

Answer 1

1. Add a timer control to your
   application.
2. Subscribe to mouseover and keydown
   events – when they fire, reset the
   timer.
3. When the timer fires (ie mouse
   hasn’t moved and key’s haven’t been
   pressed for x amount of time), lock
   the screen / prompt for login.