CriticalSection.TryEnter

From Xojo Documentation

Method

CriticalSection.TryEnter() As Boolean

Supported for all project types and targets.

Attempts to get a lock on the resource managed by the CriticalSection.

Notes

TryEnter is similar to Enter but returns a Boolean. If it succeeds, it returns True and the thread has exclusive use of the resource. If it fails, it returns False but does not block execution of the thread.