The following figure shows some sample code fragments for setting the notebook style to spiral binding, back pages intersecting at the bottom-left corner, major tabs placed on the bottom edge, tab shape rounded, tab text left-justified, and status-line text centered.

/**********************************************************************/
/* Query for the existing notebook window style settings.             */
/**********************************************************************/
ulNotebookStyles =
  WinQueryWindowULong(hwndNotebook,    /* Notebook window handle      */
                      QWL_STYLE);      /* Set notebook style          */

/**********************************************************************/
/* Reset notebook window style flags, leaving window flags unchanged. */
/**********************************************************************/
ulNotebookStyles &= 0xFFFF0000;

/**********************************************************************/
/* Setup the new notebook window style flags.                         */
/**********************************************************************/
ulNotebookStyles |=
  BKS_SPIRALBIND     |         /* Use spiral binding                  */
  BKS_BACKPAGESBL    |         /* Set back pages to intersect at the  */
                               /* bottom-left corner                  */
  BKS_MAJORTABBOTTOM |         /* Position major tabs on bottom edge  */
  BKS_ROUNDEDTABS    |         /* Make tabs rounded                   */
  BKS_TABTEXTLEFT    |         /* Left-justified tab text             */
  BKS_STATUSTEXTCENTER;        /* Center status-line text             */

/**********************************************************************/
/* Set the new notebook style.                                        */
/**********************************************************************/
WinSetWindowULong(
  hwndNotebook,                /* Notebook window handle              */
  QWL_STYLE,                   /* Window style                        */
  ulNotebookStyles);           /* Set notebook style                  */

/**********************************************************************/
/* Invalidate to force a repaint.                                     */
/**********************************************************************/
WinInvalidateRect(
  hwndNotebook,                /* Notebook window handle              */
  NULL,                        /* Invalidate entire window,           */
  TRUE);                       /* including children                  */