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Called by the framework when the parent of the pane is about to change.
virtual void OnBeforeChangeParent(
CWnd* pWndNewParent,
BOOL bDelay = FALSE
);
Parameters
[in] [out] pWndNewParent
Specifies the new parent window.[in] bDelay
TRUE to delay the global docking layout adjustment; otherwise, FALSE.
Remarks
This method is called by the framework when the parent of the pane is about to change because the pane is being docked or floated.
By default, the pane is unregistered with the docking pane by calling CDockSite::RemovePane.
Requirements
Header: afxPane.h