CMFCPopupMenu::IsCustomizePane
Indicates whether the pop-up menu is functioning as a QuickCustomizePane.
BOOL IsCustomizePane();
Return Value
TRUE if the pop-up is a QuckCustomizePane; otherwise FALSE.
Remarks
Use the QuickCustomizePane to enable the user to directly customize the pop-up menu. The QuickCustomizePane is a CMFCPopupMenu that appears when the user clicks on a toolbar button to edit it directly.
Your application should call this method during CMDIFrameWndEx::OnShowCustomizePane.
Requirements
Header: afxpopupmenu.h