CDocument::OnPreviewHandlerQueryFocus
Directs the preview handler to return the HWND retrieved from calling the GetFocus function.
virtual HRESULT OnPreviewHandlerQueryFocus(
HWND* phwnd
);
Parameters
- phwnd
[out] When this method returns, contains a pointer to the HWND returned from calling the GetFocus function from the preview handler's foreground thread.
Return Value
Returns S_OK if successful; or an error value otherwise.
Requirements
Header: afxwin.h