Prevent the System from Entering Sleep or Turning off the Display while your Application is Running

in Delphi TIPS ::Windows detects activities such as keyboard or mouse input - after a "longer" idle time the system might go to sleep mode and/or power off the display device.

If you have a critical application running and you want to prevent the system from entering sleep or turning off the display while the application is running you need to call a Windows API function named SetThreadExecutionState.

Read the full article to learn how to Prevent the System from Entering Sleep or Turning off the Display while your Application is Running.

Related:

• Understanding the Delphi unit source
• Threading in Delphi
• How to track a user's idle time