CDN_TYPECHANGE  2KRRSVI 

[New - Windows NT]

The CDN_TYPECHANGE notification message is sent by an Explorer-style Open or Save As common dialog box when the user selects a new file type from the file types combo box. Your OFNHookProcF31P7D hook procedure receives this message in the form of a WM_NOTIFY1MZT7BR message.

CDN_TYPECHANGE

lpon = (LPOFNOTIFY) lParam;

 

Parameters

lpon

Address of an OFNOTIFY11HC3QL structure.

The OFNOTIFY structure contains an NMHDR99J.0 structure whose code member indicates the CDN_TYPECHANGE notification code.

The OFNOTIFY structure also contains a pointer to an OPENFILENAME2WIVNAE structure whose nFilterIndex member indicates the one-based index of the newly selected file type filter.

 

Return Values

The return value is ignored.

Remarks

The system sends this notification only if the dialog box was created using the OFN_EXPLORER value.

See Also

GetOpenFileName, GetSaveFileName, NMHDR, OFNHookProc, OFNOTIFY, OPENFILENAME, WM_NOTIFY