CMFCToolBarButton::OnUpdateToolTip
Called by the framework when the parent toolbar updates its tooltip text.
virtual BOOL OnUpdateToolTip(
CWnd* pWndParent,
int iButtonIndex,
CToolTipCtrl& wndToolTip,
CString& str
);
Parameters
[in] pWndParent
The parent window.[in] iButtonIndex
The zero-based index of the button in the parent button collection.[in] wndToolTip
The control that displays the tooltip text.[out] str
A CString object that receives the updated tooltip text.
Return Value
This method returns FALSE.
Remarks
The default implementation of this method does nothing and returns FALSE. Override this method to return a nonzero value if you provide a tooltip text string.
Requirements
Header: afxtoolbarbutton.h