CDM_SETDEFEXT  I7Y8D9 

[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

void 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