DWM_TNP Constants

Flags used by the DWM_THUMBNAIL_PROPERTIES structure to indicate which of its members contain valid information.

DWM_TNP_RECTDESTINATION

0x00000001

A value for the rcDestination member has been specified.

DWM_TNP_RECTSOURCE

0x00000002

A value for the rcSource member has been specified.

DWM_TNP_OPACITY

0x00000004

A value for the opacity member has been specified.

DWM_TNP_VISIBLE

0x00000008

A value for the fVisible member has been specified.

DWM_TNP_SOURCECLIENTAREAONLY

0x00000010

A value for the fSourceClientAreaOnly member has been specified.

Requirements

Requirement Value
Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Dwmapi.h