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/* $Id: SliderP.h,v 1.3 2000/01/18 20:40:05 falk Exp $
*
* SliderP.h - Private definitions for Slider widget
*
*/
#ifndef _MwSliderP_h
#define _MwSliderP_h
/***********************************************************************
*
* Slider Widget Private Data
*
***********************************************************************/
#include <X11/IntrinsicP.h>
#include "MwSlider.h"
typedef void (*sliderProc)(MwSliderWidget) ;
typedef void (*sliderBgProc)(MwSliderWidget, int x, int y, int wid, int hgt);
typedef void (*sliderMoveProc)(MwSliderWidget, int newpos) ;
typedef void (*sliderPrefSize)(MwSliderWidget, Dimension *, Dimension *,
Dimension *, Dimension *) ;
/* programming note: The convention is to define these as _XtInherit, but
* since NULL is not permitted in the class structure, things work out
* better if I do it this way.
*/
#define XtInheritDrawBorder NULL
#define XtInheritDrawBackground NULL
#define XtInheritDrawThumb NULL
#define XtInheritMoveThumb NULL
#define XtInheritFocusProc NULL
#define XtInheritPreferredSize NULL
/* New fields for the Slider widget class record */
typedef struct {
sliderProc draw_border ;
sliderBgProc draw_background ;
sliderProc draw_thumb ;
sliderMoveProc move_thumb ;
sliderProc focus_proc ;
sliderPrefSize preferred_size ;
XtPointer extension;
} MwSliderClassPart;
/* Full class record declaration */
typedef struct _MwSliderClassRec {
CoreClassPart core_class;
MwSliderClassPart slider_class;
} MwSliderClassRec;
extern MwSliderClassRec mwSliderClassRec;
/****************************************************************
*
* instance record declaration
*
****************************************************************/
/* New fields for the Slider widget record */
typedef struct {
/* resources */
XFontStruct *font ;
Pixel foreground ;
int minimum, maximum, value ;
int step, step2 ;
XtOrientation orientation ;
short decimalPoints ;
short inputScale ;
short thumbLength ;
Boolean showValue ;
Boolean autoScale ;
XtCallbackList dragCallback ;
XtCallbackList valueChangedCallback ;
short shadowWidth ;
short top_contrast ;
short bot_contrast ;
short arm_contrast ;
short insensitive_contrast ;
Boolean be_nice_to_cmap ;
/* private state */
Boolean needs_layout ;
Boolean has_focus ;
GC foregroundGC ;
GC backgroundGC ;
GC greyGC ;
GC topGC ;
GC botGC ;
Pixmap grey50 ; /* TODO: cache this elsewhere */
int oldvalue ;
short start ; /* first pixel thumb may occupy */
short length ; /* working length */
short thumbpos ;
short adjustPt ;
short thumbWidth ;
Boolean adjusting ;
XtPointer extension ;
} MwSliderPart;
typedef struct _MwSliderRec {
CorePart core;
MwSliderPart slider;
} MwSliderRec;
/* internals */
#define SliderClass(w) ((MwSliderWidgetClass)(w)->core.widget_class)
_XFUNCPROTOBEGIN
extern void
_MwSliderThumb(
#if NeedFunctionPrototypes
MwSliderWidget sw,
int *x,
int *y,
int *wid,
int *hgt
#endif
) ;
_XFUNCPROTOEND
#endif /* _MwSliderP_h */
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