SBCDATA

Scroll bar

typedef struct _SBCDATA {
  USHORT      cb;                // length of control data in bytes
  USHORT      sHilight;          // highlight code
  SHORT       posFirst;          // first possible position of scroll bar
  SHORT       posLast;           // last possible position of scroll bar
  SHORT       posThumb;          // scroll thumb current position
  SHORT       cVisible;          // number of lines (items) visible
  SHORT       cTotal;            // total number of lines (items) in MLE
} SBCDATA, *PSBCDATA;