SettgGetWStringValue (FUN)

FUNCTION SettgGetWStringValue : RTS_IEC_RESULT

Get a WSTRING value from settings

InOut:

Scope	Name	Type	Comment
Return	SettgGetWStringValue	RTS_IEC_RESULT	Runtime system error code (see CmpErrors.library).
Input	pszComponent	REFERENCE TO STRING	Name of component
	pszKey	REFERENCE TO STRING	Name of key
	pwszValue	POINTER TO WSTRING	Pointer to value for result
	piLen	POINTER TO DINT	Max length of string in WSTRING characters (not bytes!)
	pwszDefault	REFERENCE TO WSTRING	Default value to set, if key not found
	bCached	DINT	Flag, if value should be read cached or direct from file (CMPSETTINGS_CACHED, CMPSETTINGS_NOT_CACHED)