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