https://learn.microsoft.com/en-us/windows/win32/api/docobj/ne-docobj-olecmdid?redirectedfrom=MSDN
OLECMDID (docobj.h) - Win32 apps | Microsoft Learn
Specifies which standard command is to be executed. A single value from this enumeration is passed in the nCmdID argument of IOleCommandTarget::Exec.
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