subsystems/win32/win32k/include/scroll.h

   1 #pragma once
   2
   3 typedef struct tagSBCALC
   4 {
   5     INT posMin;
   6     INT posMax;
   7     INT page;
   8     INT pos;
   9     INT pxTop;
  10     INT pxBottom;
  11     INT pxLeft;
  12     INT pxRight;
  13     INT cpxThumb;
  14     INT pxUpArrow;
  15     INT pxDownArrow;
  16     INT pxStart;
  17     INT pxThumbBottom;
  18     INT pxThumbTop;
  19     INT cpx;
  20     INT pxMin;
  21 } SBCALC, *PSBCALC;
  22
  23 typedef VOID (NEAR NTAPI *PFN_SCROLLBAR)(PWND, UINT, WPARAM, LPARAM, PSBCALC);
  24
  25 typedef struct tagSBTRACK
  26 {
  27     ULONG    fHitOld:1;
  28     ULONG    fTrackVert:1;
  29     ULONG    fCtlSB:1;
  30     ULONG    fTrackRecalc:1;
  31     PWND     spwndTrack;
  32     PWND     spwndSB;
  33     PWND     spwndSBNotify;
  34     RECT     rcTrack;
  35     PFN_SCROLLBAR xxxpfnSB;
  36     UINT     cmdSB;
  37     UINT_PTR hTimerSB;
  38     INT      dpxThumb;
  39     INT      pxOld;
  40     INT      posOld;
  41     INT      posNew;
  42     INT      nBar;
  43     PSBCALC  pSBCalc;
  44 } SBTRACK, *PSBTRACK;
  45
  46
  47 typedef struct _SBINFOEX
  48 {
  49   SCROLLBARINFO ScrollBarInfo;
  50   SCROLLINFO ScrollInfo;
  51 } SBINFOEX, *PSBINFOEX;
  52
  53 #define IntGetScrollbarInfoFromWindow(Window, i) \
  54   ((PSCROLLBARINFO)(&((Window)->pSBInfo + i)->ScrollBarInfo))
  55
  56 #define IntGetScrollInfoFromWindow(Window, i) \
  57   ((LPSCROLLINFO)(&((Window)->pSBInfo + i)->ScrollInfo))
  58
  59 #define SBOBJ_TO_SBID(Obj)      ((Obj) - OBJID_HSCROLL)
  60 #define SBID_IS_VALID(id)       (id == SB_HORZ || id == SB_VERT || id == SB_CTL)
  61
  62 BOOL FASTCALL co_IntCreateScrollBars(PWINDOW_OBJECT Window);
  63 BOOL FASTCALL IntDestroyScrollBars(PWINDOW_OBJECT Window);