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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria, Aaron Giles, Nathan Woods
/***************************************************************************
ui/slider.h
Internal data representation for an adjustment slider.
***************************************************************************/
#pragma once
#ifndef __UI_SLIDER__
#define __UI_SLIDER__
#include "emu.h"
#define SLIDER_NOCHANGE 0x12345678
typedef INT32(*slider_update)(running_machine &machine, void *arg, int id, std::string *str, INT32 newval);
struct slider_state
{
slider_state * next; /* pointer to next slider */
slider_update update; /* callback */
void * arg; /* argument */
INT32 minval; /* minimum value */
INT32 defval; /* default value */
INT32 maxval; /* maximum value */
INT32 incval; /* increment value */
int id;
char description[1]; /* textual description */
};
#endif // __UI_SLIDER__
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