+ //
+ // The item may be -1 for an empty listbox
+ //
+ if (lItemID == -1L)
+ return false;
+
+ wxListBoxItem* pData = (wxListBoxItem*)PVOIDFROMMR( ::WinSendMsg( GetHwnd()
+ ,LM_QUERYITEMHANDLE
+ ,MPFROMLONG(pDrawStruct->idItem)
+ ,(MPARAM)0
+ )
+ );
+
+ wxCHECK(pData, false );
+
+ wxDC vDc;
+ wxPoint pt1( pDrawStruct->rclItem.xLeft, pDrawStruct->rclItem.yTop );
+ wxPoint pt2( pDrawStruct->rclItem.xRight, pDrawStruct->rclItem.yBottom );
+ wxRect vRect( pt1, pt2 );
+
+ vDc.SetHPS(pDrawStruct->hps);
+
+ if (pDrawStruct->fsAttribute == pDrawStruct->fsAttributeOld)
+ {
+ //
+ // Entire Item needs to be redrawn (either it has reappeared from
+ // behind another window or is being displayed for the first time
+ //
+ eAction = wxOwnerDrawn::wxODDrawAll;
+
+ if (pDrawStruct->fsAttribute & MIA_HILITED)
+ {
+ //
+ // If it is currently selected we let the system handle it
+ //
+ eStatus |= wxOwnerDrawn::wxODSelected;
+ }
+ if (pDrawStruct->fsAttribute & MIA_CHECKED)
+ {
+ //
+ // If it is currently checked we draw our own
+ //
+ eStatus |= wxOwnerDrawn::wxODChecked;
+ pDrawStruct->fsAttributeOld = pDrawStruct->fsAttribute &= ~MIA_CHECKED;
+ }
+ if (pDrawStruct->fsAttribute & MIA_DISABLED)
+ {
+ //
+ // If it is currently disabled we let the system handle it
+ //
+ eStatus |= wxOwnerDrawn::wxODDisabled;
+ }
+ //
+ // Don't really care about framed (indicationg focus) or NoDismiss
+ //
+ }
+ else
+ {
+ if (pDrawStruct->fsAttribute & MIA_HILITED)
+ {
+ eAction = wxOwnerDrawn::wxODDrawAll;
+ eStatus |= wxOwnerDrawn::wxODSelected;
+ //
+ // Keep the system from trying to highlight with its bogus colors
+ //
+ pDrawStruct->fsAttributeOld = pDrawStruct->fsAttribute &= ~MIA_HILITED;
+ }
+ else if (!(pDrawStruct->fsAttribute & MIA_HILITED))
+ {
+ eAction = wxOwnerDrawn::wxODDrawAll;
+ eStatus = 0;
+ //
+ // Keep the system from trying to highlight with its bogus colors
+ //
+ pDrawStruct->fsAttribute = pDrawStruct->fsAttributeOld &= ~MIA_HILITED;
+ }
+ else
+ {
+ //
+ // For now we don't care about anything else
+ // just ignore the entire message!
+ //
+ return true;
+ }
+ }
+ return pData->OnDrawItem( vDc
+ ,vRect
+ ,(wxOwnerDrawn::wxODAction)eAction
+ ,(wxOwnerDrawn::wxODStatus)eStatus
+ );
+} // end of wxListBox::OS2OnDraw
+
+#endif // ndef for wxUSE_OWNER_DRAWN
+
+#endif // wxUSE_LISTBOX