I think you want kDisplayCodeSKETCHSHADED

For future reference the order they are in the tool bar is :-

kDisplayCodeSILHOUETTE<br></br>kDisplayCodeEDGESONLY<br></br>kDisplayCodeWIREFRAME<br></br>kDisplayCodeHIDDENLINE<br></br>kDisplayCodeSHADEDOUTLINED<br></br>kDisplayCodeFLATLINED<br></br>kDisplayCodeFLATSHADED<br></br>kDisplayCodeCARTOONNOLINE<br></br>kDisplayCodeSKETCHSHADED<br></br>kDisplayCodeSMOOTHSHADED<br></br>kDisplayCodeSMOOTHLINED<br></br>kDisplayCodeTEXTURESHADED<br></br>kDisplayCodeUSEPARENTSTYLE