ScrollbarP.h

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/* MODIFIED ATHENA SCROLLBAR (USING ARROWHEADS AT ENDS OF TRAVEL) */
/* Modifications Copyright 1992 by Mitch Trachtenberg             */
/* Rights, permissions, and disclaimer of warranty are as in the  */
/* DEC and MIT notice below.  See usage warning in .c file.       */

/*
 * $XConsortium: ScrollbarP.h,v 1.2 90/04/11 17:33:53 jim Exp $
 */

/***********************************************************

Copyright (c) 1987, 1988  X Consortium

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name of the X Consortium shall not be
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in this Software without prior written authorization from the X Consortium.


Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts.

                        All Rights Reserved

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.

DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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******************************************************************/

#ifndef _ScrollbarP_h
#define _ScrollbarP_h

#include <X11/Xaw3d/Scrollbar.h>
#include <X11/Xaw3d/ThreeDP.h>

typedef struct {
     /* public */
    Pixel         foreground;   /* thumb foreground color */
    XtOrientation orientation;  /* horizontal or vertical */
    XtCallbackList scrollProc;  /* proportional scroll */
    XtCallbackList thumbProc;   /* jump (to position) scroll */
    XtCallbackList jumpProc;    /* same as thumbProc but pass data by ref */
    Pixmap        thumb;        /* thumb color */
#ifndef ARROW_SCROLLBAR
    Cursor        upCursor;     /* scroll up cursor */
    Cursor        downCursor;   /* scroll down cursor */
    Cursor        leftCursor;   /* scroll left cursor */
    Cursor        rightCursor;  /* scroll right cursor */
    Cursor        verCursor;    /* scroll vertical cursor */
    Cursor        horCursor;    /* scroll horizontal cursor */
#endif
    float         top;          /* What percent is above the win's top */
    float         shown;        /* What percent is shown in the win */
    Dimension     length;       /* either height or width */
    Dimension     thickness;    /* either width or height */
    Dimension     min_thumb;    /* minium size for the thumb. */
    float         picked;       /* How much of the thumb is picked *
                                 * when scrolling starts */

     /* private */
#ifdef ARROW_SCROLLBAR
    XtIntervalId  timer_id;     /* autorepeat timer; remove on destruction */
    char          scroll_mode;  /* 0:none 1:up/back 2:track 3:down/forward */
#else
    Cursor        inactiveCursor; /* the normal cursor for scrollbar */
    char          direction;    /* a scroll has started; which direction */
#endif
    GC            gc;           /* a (shared) gc */
    Position      topLoc;       /* Pixel that corresponds to top */
    Dimension     shownLength;  /* Num pixels corresponding to shown */
    Boolean       pick_top;     /* pick thumb at top or anywhere*/

} ScrollbarPart;

typedef struct _ScrollbarRec {
    CorePart            core;
    SimplePart          simple;
    ThreeDPart          threeD;
    ScrollbarPart       scrollbar;
} ScrollbarRec;

typedef struct {int empty;} ScrollbarClassPart;

typedef struct _ScrollbarClassRec {
    CoreClassPart               core_class;
    SimpleClassPart             simple_class;
    ThreeDClassPart             threeD_class;
    ScrollbarClassPart          scrollbar_class;
} ScrollbarClassRec;

extern ScrollbarClassRec scrollbarClassRec;

#endif /* _ScrollbarP_h */

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