Create-window data structure.

typedef struct _CREATESTRUCT {
  PVOID     pPresParams;       /*  Presentation parameters. */
  PVOID     pCtlData;          /*  Control data. */
  ULONG     id;                /*  Window identifier. */
  HWND      hwndInsertBehind;  /*  Window behind which the window is to be placed. */
  HWND      hwndOwner;         /*  Window owner. */
  LONG      cy;                /*  Window height. */
  LONG      cx;                /*  Window width. */
  LONG      y;                 /*  Y-coordinate of origin. */
  LONG      x;                 /*  X-coordinate of origin. */
  ULONG     flStyle;           /*  Window style. */
  PSZ       pszText;           /*  Window text. */
  PSZ       pszClassName;      /*  Registered window class name. */
  HWND      hwndParent;        /*  Parent window handle. */
} CREATESTRUCT;

typedef   CREATESTRUCT   * PCREATESTRUCT ;