This topic is included for completeness. For more detail see the source code located in the VC\atlmfc\src\mfc folder of your Visual Studio installation.
virtual void ReplacePane(
CBasePane* pBarOrg,
CBasePane* pBarReplaceWith
);
Parameters
[in] pBarOrg
[in] pBarReplaceWith
Requirements
Header: afxmultipaneframewnd.h