Admin Production ni-theme
Current Publication

ATTR_WIN_PROC_RET_VAL

LabWindows/CVI

ATTR_WIN_PROC_RET_VAL

Data Type: integer
Access:read/write
Functions:SetMsgCallbackAttribute
GetMsgCallbackAttribute
Description: Specifies what to return from the user callback if you do not call the default message handler of the operating system (ATTR_CALL_DEF_WIN_PROC is set to FALSE).

Linux: This attribute is not supported.
LabWindows/CVI
Compatibility:
LabWindows/CVI 8.5 and later