RAD Studio VCL Reference
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TApplication.IsPreProcessMessage Method
TApplication Class | TApplication Members | Forms Namespace | Description
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Returns True if Msg is a preprocess message, or False otherwise.

Pascal
function IsPreProcessMessage(var Msg: TMsg): Boolean;
C++
__fastcall Boolean IsPreProcessMessage(TMsg Msg);
Description

IsPreProcessMessage returns True if the message given in Msg is a preprocess message, or False otherwise. 

 

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