Topic Path: Symbol Reference > Classes > TIdAntiFreezeBase Class > TIdAntiFreezeBase Methods > ShouldUse Method
Indicates that a TIdAntiFreezeBase descendant is in use, and processor cycles should be yielded to the main thread.
class function ShouldUse: Boolean; virtual;
Boolean - True when the calling client is in the main thread and an active TIdAntiFreezeBase descendant is in use.
ShouldUse is a virtual Boolean class function that indicates when a TIdAntiFreezeBase descendant is in use in an application, and that the component should yield to the main thread of execution.
ShouldUse accesses the GAntiFreeze variable to determine if a TIdAntiFreeze instance has been assigned and activated.
ShouldUse will return True when all of the following conditions are met:
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Condition |
Description |
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Not nil. | |
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Active property value is True. | |
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Return value is True. |
ShouldUse is called from the Sleep method, as well as in TIdSocketHandle and TIdIOHandlerStack methods that implement connection timeout features.
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Copyright © 1993-2006, Chad Z. Hower (aka Kudzu) and the Indy Pit Crew. All rights reserved.
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Pascal