Leaked source code of windows server 2003
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/*-----------------------------------------------------------------------------+
| TRACKI.H || || Contains all the useful information for a trackbar. || || (C) Copyright Microsoft Corporation 1991. All rights reserved. || || Revision History || Oct-1992 MikeTri Ported to WIN32 / WIN16 common code || |+-----------------------------------------------------------------------------*/
#include "track.h"
static TCHAR szSTrackBarClass[] = TRACKBAR_CLASS;
typedef struct { HWND hwnd; // our window handle
HDC hdc; // current DC
LONG lLogMin; // Logical minimum
LONG lLogMax; // Logical maximum
LONG lLogPos; // Logical position
LONG lSelStart; // Logical selection start
LONG lSelEnd; // Logical selection end
LONG lTrackStart; // Logical track start
UINT wThumbWidth; // Width of the thumb
UINT wThumbHeight; // Height of the thumb
int iSizePhys; // Size of where thumb lives
RECT rc; // track bar rect.
RECT Thumb; // Rectangle we current thumb
DWORD dwDragPos; // Logical position of mouse while dragging.
UINT Flags; // Flags for our window
int Timer; // Our timer.
UINT Cmd; // The command we're repeating.
int nTics; // number of ticks.
PDWORD pTics; // the tick marks.
} TrackBar, *PTrackBar;
// Trackbar flags
#define TBF_NOTHUMB 0x0001 // No thumb because not wide enough.
/*
useful constants.*/
#define REPEATTIME 500 // mouse auto repeat 1/2 of a second
#define TIMER_ID 1
#define GWW_TRACKMEM 0 /* handle to track bar memory */
#define EXTRA_TB_BYTES sizeof(HLOCAL) /* Total extra bytes. */
/*
Useful defines.*/
/* We allocate enough window words to store a pointer (not a handle), so the
definition of EXTRA_TB_BYTES is slightly bad style. Sorry. On creation we allocate space for the TrackBar struct. On destruction we free it. In between we just retrieve the pointer.*/#define CREATETRACKBAR(hwnd) SetWindowLongPtr( hwnd \
, GWW_TRACKMEM \ , AllocMem(sizeof(TrackBar)) \ )#define DESTROYTRACKBAR(hwnd) FreeMem( (LPVOID)GetWindowLongPtr(hwnd, GWW_TRACKMEM), \
sizeof(TrackBar) )
#define GETTRACKBAR(hwnd) (PTrackBar)GetWindowLongPtr(hwnd,GWW_TRACKMEM)
/*
Function Prototypes*/
void FAR PASCAL DoTrack(PTrackBar, int, DWORD);UINT FAR PASCAL WTrackType(PTrackBar, LONG);void FAR PASCAL TBTrackInit(PTrackBar, LONG);void FAR PASCAL TBTrackEnd(PTrackBar, LONG);void FAR PASCAL TBTrack(PTrackBar, LONG);void FAR PASCAL DrawThumb(PTrackBar);HBRUSH FAR PASCAL SelectColorObjects(PTrackBar, BOOL);void FAR PASCAL SetTBCaretPos(PTrackBar);
extern DWORD FAR PASCAL muldiv32(long, long, long);
/* objects from sbutton.c */
extern HBRUSH hbrButtonFace;extern HBRUSH hbrButtonShadow;extern HBRUSH hbrButtonText;extern HBRUSH hbrButtonHighLight;extern HBRUSH hbrWindowFrame; //???
extern HBITMAP FAR PASCAL LoadUIBitmap( HANDLE hInstance, // EXE file to load resource from
LPCTSTR szName, // name of bitmap resource
COLORREF rgbText, // color to use for "Button Text"
COLORREF rgbFace, // color to use for "Button Face"
COLORREF rgbShadow, // color to use for "Button Shadow"
COLORREF rgbHighlight, // color to use for "Button Hilight"
COLORREF rgbWindow, // color to use for "Window Color"
COLORREF rgbFrame); // color to use for "Window Frame"
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