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.
void GetPaneInfo(
int nIndex,
UINT& nID,
UINT& nStyle,
int& cxWidth
) const;
Parameters
[in] nIndex
[in] nID
[in] nStyle
[in] cxWidth
Requirements
Header: afxstatusbar.h