This boolean function specifies whether the driver is open.
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Language
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Description
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C/C++
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BOOL IsRapidIsaOpened ( HANDLE hIsa )
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Delphi
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function IsRapidIsaOpened ( hIsa : THandle ) : BOOL; stdcall
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VB
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Function IsRapidIsaOpened ( ByVal hIsa As Long ) As Bool
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Parameters:
hIsa - the handle returned by a successful call to OpenRapidIsa
Return Value :
TRUE if the driver is already open by OpenRapidIsa(), or FALSE if it is not.
Comments:
Use immediately after OpenRapidIsa() call to check if the driver was successfully opened or not.
See also: OpenRapidIsa CloseRapidIsa
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