29 #ifndef __IPreviewPrefs__ 30 #define __IPreviewPrefs__ 32 #include "IPMUnknown.h" 38 enum { kDefaultIID = IID_IPREVIEWPREFS };
48 virtual void SetPreviewMode(
const PreviewMode preview) = 0;
49 virtual const PreviewMode GetPreviewMode()
const = 0;
50 virtual bool IsPreviewOn()
const = 0;