Overview
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Windows NT
Yes
Win95
Yes
Win32s
No
Import Library
-
Header File
commdlg.h
Unicode
No
Platform Notes
None

CDM_SETDEFEXT

[New - Windows NT]

The CDM_SETDEFEXT message sets the default filename extension for an Explorer-style Open or Save As common dialog box. The dialog box must have been created with the OFN_EXPLORER flag; otherwise, the message fails.

CDM_SETDEFEXT

wParam = 0;

lParam = (LPARAM) (LPSTR) pszext;

// corresponding macro

  • oid CommDlg_OpenSave_SetDefExt(hdlg, pszext)

Parameters

hdlg

Handle of the common dialog box window to receive the message.

pszext

Pointer to the new filename extension. Must not include the dot (.).

Return Values

No return value.

See Also

GetOpenFileName
, GetSaveFileName, OPENFILENAME

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