/*	SCCS Id: @(#)winstat.c	3.3	96/04/05	*/
/* Copyright (c) Dean Luick, 1992				  */
/* NetHack may be freely redistributed.  See license for details. */

/*
 * Status window routines.  This file supports both the "traditional"
 * tty status display and a "fancy" status display.  A tty status is
 * made if a popup window is requested, otherewise a fancy status is
 * made.  This code assumes that only one fancy status will ever be made.
 * Currently, only one status window (of any type) is _ever_ made.
 */

#ifndef SYSV
#define PRESERVE_NO_SYSV	/* X11 include files may define SYSV */
#endif

#include <X11/Intrinsic.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/Xaw/AsciiText.h>
#include <X11/Xaw/Cardinals.h>
#include <X11/Xaw/Form.h>
#include <X11/Xaw/Paned.h>
#include <X11/Xaw/Label.h>
#include <X11/Xatom.h>

#ifdef PRESERVE_NO_SYSV
# ifdef SYSV
#  undef SYSV
# endif
# undef PRESERVE_NO_SYSV
#endif

#include "hack.h"
#include "winX.h"

extern const char *hu_stat[]; /* from eat.c */
extern const char *enc_stat[]; /* from botl.c */

static void FDECL(update_fancy_status, (struct xwindow *));
static Widget FDECL(create_fancy_status, (Widget,Widget));
static void FDECL(destroy_fancy_status, (struct xwindow *));

void
create_status_window(wp, create_popup, parent)
    struct xwindow *wp;			/* window pointer */
    boolean create_popup;
    Widget parent;
{
    XFontStruct *fs;
    Arg args[8];
    Cardinal num_args;
    Position top_margin, bottom_margin, left_margin, right_margin;

    wp->type = NHW_STATUS;

    if (!create_popup) {
	/*
	 * If we are not creating a popup, then we must be the "main" status
	 * window.
	 */
	if (!parent)
	    panic("create_status_window: no parent for fancy status");
	wp->status_information = 0;
	wp->w = create_fancy_status(parent, (Widget) 0);
	return;
    }

    wp->status_information =
		(struct status_info_t *) alloc(sizeof(struct status_info_t));

    init_text_buffer(&wp->status_information->text);

    num_args = 0;
    XtSetArg(args[num_args], XtNallowShellResize, False); num_args++;
    XtSetArg(args[num_args], XtNinput, False);            num_args++;

    wp->popup = parent = XtCreatePopupShell("status_popup",
					topLevelShellWidgetClass,
					toplevel, args, num_args);
    /*
     * If we're here, then this is an auxiliary status window.  If we're
     * cancelled via a delete window message, we should just pop down.
     */

    num_args = 0;
    XtSetArg(args[num_args], XtNdisplayCaret, False); num_args++;
    XtSetArg(args[num_args], XtNscrollHorizontal,
				    XawtextScrollWhenNeeded);	num_args++;
    XtSetArg(args[num_args], XtNscrollVertical,
				    XawtextScrollWhenNeeded);	num_args++;

    wp->w = XtCreateManagedWidget(
		"status",		/* name */
		asciiTextWidgetClass,
		parent,			/* parent widget */
		args,			/* set some values */
		num_args);		/* number of values to set */

    /*
     * Adjust the height and width of the message window so that it
     * is two lines high and COLNO of the widest characters wide.
     */

    /* Get the font and margin information. */
    num_args = 0;
    XtSetArg(args[num_args], XtNfont,	      &fs);	       num_args++;
    XtSetArg(args[num_args], XtNtopMargin,    &top_margin);    num_args++;
    XtSetArg(args[num_args], XtNbottomMargin, &bottom_margin); num_args++;
    XtSetArg(args[num_args], XtNleftMargin,   &left_margin);   num_args++;
    XtSetArg(args[num_args], XtNrightMargin,  &right_margin);  num_args++;
    XtGetValues(wp->w, args, num_args);

    /* font height is ascent + descent */
    wp->pixel_height = 2 * (fs->ascent + fs->descent) +
						top_margin + bottom_margin;
    wp->pixel_width  = COLNO * fs->max_bounds.width +
						left_margin + right_margin;

    /* Set the new width and height. */
    num_args = 0;
    XtSetArg(args[num_args], XtNwidth,  wp->pixel_width);  num_args++;
    XtSetArg(args[num_args], XtNheight, wp->pixel_height); num_args++;
    XtSetValues(wp->w, args, num_args);
}

void
destroy_status_window(wp)
    struct xwindow *wp;
{
    /* If status_information is defined, then it a "text" status window. */
    if (wp->status_information) {
	if (wp->popup) {
	    nh_XtPopdown(wp->popup);
	    if (!wp->keep_window)
		XtDestroyWidget(wp->popup),  wp->popup = (Widget)0;
	}
	free((genericptr_t)wp->status_information);
	wp->status_information = 0;
    } else {
	destroy_fancy_status(wp);
    }
    if (!wp->keep_window)
	wp->type = NHW_NONE;
}


/*
 * This assumes several things:
 *	+ Status has only 2 lines
 *	+ That both lines are updated in succession in line order.
 *	+ We didn't set stringInPlace on the widget.
 */
void
adjust_status(wp, str)
    struct xwindow *wp;
    const char *str;
{
    Arg args[2];
    Cardinal num_args;

    if (!wp->status_information) {
	update_fancy_status(wp);
	return;
    }

    if (wp->cursy == 0) {
	clear_text_buffer(&wp->status_information->text);
	append_text_buffer(&wp->status_information->text, str, FALSE);
	return;
    }
    append_text_buffer(&wp->status_information->text, str, FALSE);

    /* Set new buffer as text. */
    num_args = 0;
    XtSetArg(args[num_args], XtNstring, wp->status_information->text.text);
								    num_args++;
    XtSetValues(wp->w, args, num_args);
}


/* Fancy Status -------------------------------------------------------------*/
static int hilight_time = 1;	/* number of turns to hilight a changed value */

struct X_status_value {
    char    *name;		/* text name */
    int     type;		/* status type */
    Widget  w;			/* widget of name/value pair */
    long    last_value;		/* value displayed */
    int	    turn_count;		/* last time the value changed */
    boolean set;		/* if hilighed */
    boolean after_init;		/* don't hilight on first change (init) */
};

/* valid type values */
#define SV_VALUE 0	/* displays a label:value pair */
#define SV_LABEL 1	/* displays a changable label */
#define SV_NAME  2	/* displays an unchangeable name */

static void FDECL(hilight_label, (Widget));
static void FDECL(update_val, (struct X_status_value *,long));
static const char *FDECL(width_string, (int));
static void FDECL(create_widget, (Widget,struct X_status_value *,int));
static void FDECL(get_widths, (struct X_status_value *,int *,int *));
static void FDECL(set_widths, (struct X_status_value *,int,int));
static Widget FDECL(init_column, (char *,Widget,Widget,Widget,int *));
static Widget FDECL(init_info_form, (Widget,Widget,Widget));

/*
 * Form entry storage indices.
 */
#define F_STR	    0
#define F_DEX	    1
#define F_CON	    2
#define F_INT	    3
#define F_WIS	    4
#define F_CHA	    5

#define F_NAME      6
#define F_DLEVEL    7
#define F_GOLD      8
#define F_HP        9
#define F_MAXHP	   10
#define F_POWER    11
#define F_MAXPOWER 12
#define F_AC	   13
#define F_LEVEL    14
#define F_EXP      15
#define F_ALIGN	   16
#define F_TIME     17
#define F_SCORE	   18

#define F_HUNGER   19
#define F_CONFUSED 20
#define F_SICK	   21
#define F_BLIND	   22
#define F_STUNNED  23
#define F_HALLU    24
#define F_ENCUMBER 25

#define NUM_STATS  26

/*
 * Notes:
 * + Alignment needs a different init value, because -1 is an alignment.
 * + Armor Class is an schar, so 256 is out of range.
 * + Blank value is 0 and should never change.
 */
static struct X_status_value shown_stats[NUM_STATS] = {
    { "Strength",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },	/* 0*/
    { "Dexterity",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Constitution",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Intelligence",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Wisdom",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Charisma",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },	/* 5*/

    { "",		SV_LABEL, (Widget) 0, -1, 0, FALSE, FALSE }, /* name */
    { "",		SV_LABEL, (Widget) 0, -1, 0, FALSE, FALSE }, /* dlvl */
    { "Gold",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Hit Points",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Max HP",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },	/*10*/
    { "Power",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Max Power",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Armor Class",	SV_VALUE, (Widget) 0,256, 0, FALSE, FALSE },
    { "Level",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Experience",	SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },	/*15*/
    { "Alignment",	SV_VALUE, (Widget) 0, -2, 0, FALSE, FALSE },
    { "Time",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },
    { "Score",		SV_VALUE, (Widget) 0, -1, 0, FALSE, FALSE },

    { "",		SV_NAME,  (Widget) 0, -1, 0, FALSE, TRUE }, /* hunger*/
    { "Confused",	SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE },	/*20*/
    { "",    		SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE }, /* sick */
    { "Blind",		SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE },
    { "Stunned",	SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE },
    { "Hallucinating",	SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE },
    { "",		SV_NAME,  (Widget) 0,  0, 0, FALSE, TRUE }, /*encumbr*/
};


/*
 * Set all widget values to a null string.  This is used after all spacings
 * have been calculated so that when the window is popped up we don't get all
 * kinds of funny values being displayed.
 */
void
null_out_status()
{
    int i;
    struct X_status_value *sv;
    Arg args[1];

    for (i = 0, sv = shown_stats; i < NUM_STATS; i++, sv++) {
	switch (sv->type) {
	    case SV_VALUE:
		set_value(sv->w, "");
		break;

	    case SV_LABEL:
	    case SV_NAME:
		XtSetArg(args[0], XtNlabel, "");
		XtSetValues(sv->w, args, ONE);
		break;

	    default:
		impossible("null_out_status: unknown type %d\n", sv->type);
		break;
	}
    }
}

/* This is almost an exact duplicate of hilight_value() */
static void
hilight_label(w)
    Widget w;	/* label widget */
{
    Arg args[2];
    Pixel fg, bg;

    XtSetArg(args[0], XtNforeground, &fg);
    XtSetArg(args[1], XtNbackground, &bg);
    XtGetValues(w, args, TWO);

    XtSetArg(args[0], XtNforeground, bg);
    XtSetArg(args[1], XtNbackground, fg);
    XtSetValues(w, args, TWO);
}


static void
update_val(attr_rec, new_value)
    struct X_status_value *attr_rec;
    long new_value;
{
    char buf[BUFSZ];
    Arg args[4];

    if (attr_rec->type == SV_LABEL) {

	if (attr_rec == &shown_stats[F_NAME]) {

	    Strcpy(buf, plname);
	    if ('a' <= buf[0] && buf[0] <= 'z') buf[0] += 'A'-'a';
	    Strcat(buf, " the ");
	    if (u.mtimedone) {
		char mname[BUFSZ];
		int k = 0;

		Strcpy(mname, mons[u.umonnum].mname);
		while(mname[k] != 0) {
		    if ((k == 0 || (k > 0 && mname[k-1] == ' ')) &&
					'a' <= mname[k] && mname[k] <= 'z')
			    mname[k] += 'A' - 'a';
		    k++;
		}
		Strcat(buf, mname);
	    } else
		Strcat(buf, rank_of(u.ulevel, pl_character[0], flags.female));

	} else if (attr_rec == &shown_stats[F_DLEVEL]) {
	    if (!describe_level(buf)) {
		Strcpy(buf, dungeons[u.uz.dnum].dname);
		Sprintf(eos(buf), ", level %d", depth(&u.uz));
	    }
	} else {
	    impossible("update_val: unknown label type \"%s\"",
							attr_rec->name);
	    return;
	}

	if (strcmp(buf, attr_rec->name) == 0) return;	/* same */

	/* Set the label. */
	Strcpy(attr_rec->name, buf);
	XtSetArg(args[0], XtNlabel, buf);
	XtSetValues(attr_rec->w, args, ONE);

    } else if (attr_rec->type == SV_NAME) {

	if (attr_rec->last_value == new_value) return;	/* no change */

	attr_rec->last_value = new_value;

	/* special cases: hunger, encumbrance, sickness */
	if (attr_rec == &shown_stats[F_HUNGER]) {
	    XtSetArg(args[0], XtNlabel, hu_stat[new_value]);
	} else if (attr_rec == &shown_stats[F_ENCUMBER]) {
	    XtSetArg(args[0], XtNlabel, enc_stat[new_value]);
	} else if (attr_rec == &shown_stats[F_SICK]) {
	    buf[0] = 0;
	    if (Sick) {
		if (u.usick_type & SICK_VOMITABLE)
		    Strcat(buf, "FoodPois");
		if (u.usick_type & SICK_NONVOMITABLE) {
		    if (u.usick_type & SICK_VOMITABLE)
			Strcat(buf, " ");
		    Strcat(buf, "Ill");
		}
	    }
	    XtSetArg(args[0], XtNlabel, buf);
	} else if (new_value) {
	    XtSetArg(args[0], XtNlabel, attr_rec->name);
	} else {
	    XtSetArg(args[0], XtNlabel, "");
	}
	XtSetValues(attr_rec->w, args, ONE);

    } else {	/* a value pair */
	boolean force_update = FALSE;

	/* special case: time can be enabled & disabled */
	if (attr_rec == &shown_stats[F_TIME]) {
	    static boolean flagtime = TRUE;

	    if(flags.time && !flagtime) {
		set_name(attr_rec->w, shown_stats[F_TIME].name);
		force_update = TRUE;
		flagtime = flags.time;
	    } else if(!flags.time && flagtime) {
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		flagtime = flags.time;
	    }
	    if(!flagtime) return;
	}

	/* special case: exp can be enabled & disabled */
	else if (attr_rec == &shown_stats[F_EXP]) {
	    static boolean flagexp = TRUE;
#ifdef EXP_ON_BOTL

	    if (flags.showexp && !flagexp) {
		set_name(attr_rec->w, shown_stats[F_EXP].name);
		force_update = TRUE;
		flagexp = flags.showexp;
	    } else if(!flags.showexp && flagexp) {
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		flagexp = flags.showexp;
	    }
	    if (!flagexp) return;
#else
	    if (flagexp) {
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		flagexp = FALSE;
	    }
	    return;	/* don't show it at all */
#endif
	}

	/* special case: score can be enabled & disabled */
	else if (attr_rec == &shown_stats[F_SCORE]) {
	    static boolean flagscore = TRUE;
#ifdef SCORE_ON_BOTL

	    if(flags.showscore && !flagscore) {
		set_name(attr_rec->w, shown_stats[F_SCORE].name);
		force_update = TRUE;
		flagscore = flags.showscore;
	    } else if(!flags.showscore && flagscore) {
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		flagscore = flags.showscore;
	    }
	    if(!flagscore) return;
#else
	    if (flagscore) {
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		flagscore = FALSE;
	    }
	    return;
#endif
	}

	/* special case: when polymorphed, show "HD", disable exp */
	else if (attr_rec == &shown_stats[F_LEVEL]) {
	    static boolean lev_was_poly = FALSE;

	    if (u.mtimedone && !lev_was_poly) {
		force_update = TRUE;
		set_name(attr_rec->w, "HD");
		lev_was_poly = TRUE;
	    } else if (!u.mtimedone && lev_was_poly) {
		force_update = TRUE;
		set_name(attr_rec->w, shown_stats[F_LEVEL].name);
		lev_was_poly = FALSE;
	    }
	} else if (attr_rec == &shown_stats[F_EXP]) {
	    static boolean exp_was_poly = FALSE;

	    if (u.mtimedone && !exp_was_poly) {
		force_update = TRUE;
		set_name(attr_rec->w, "");
		set_value(attr_rec->w, "");
		exp_was_poly = TRUE;
	    } else if (!u.mtimedone && exp_was_poly) {
		force_update = TRUE;
		set_name(attr_rec->w, shown_stats[F_EXP].name);
		exp_was_poly = FALSE;
	    }
	    if (u.mtimedone) return;	/* no display for exp when poly */
	}

	if (attr_rec->last_value == new_value && !force_update)	/* same */
	    return;

	attr_rec->last_value = new_value;

	/* Special cases: strength, alignment and "clear". */
	if (attr_rec == &shown_stats[F_STR]) {
	    if(new_value > 18) {
		if (new_value > 118)
		    Sprintf(buf,"%ld", new_value-100);
		else if(new_value < 118)
		    Sprintf(buf, "18/%02ld", new_value-18);
		else
		    Strcpy(buf, "18/**");
	    } else {
		Sprintf(buf, "%ld", new_value);
	    }
	} else if (attr_rec == &shown_stats[F_ALIGN]) {

	    Strcpy(buf, (new_value == A_CHAOTIC) ? "Chaotic" :
			(new_value == A_NEUTRAL) ? "Neutral" :
						   "Lawful"  );
	} else {
	    Sprintf(buf, "%ld", new_value);
	}
	set_value(attr_rec->w, buf);
    }

    /*
     * Now hilight the changed information.  Names, time and score don't
     * hilight.  If first time, don't hilight.  If already lit, don't do
     * it again.
     */
    if (attr_rec->type != SV_NAME && attr_rec != &shown_stats[F_TIME]) {
	if (attr_rec->after_init) {
	    if(!attr_rec->set) {
		if (attr_rec->type == SV_LABEL)
		    hilight_label(attr_rec->w);
		else
		    hilight_value(attr_rec->w);
		attr_rec->set = TRUE;
	    }
	    attr_rec->turn_count = 0;
	} else {
	    attr_rec->after_init = TRUE;
	}
    }
}

/*
 * Update the displayed status.  The current code in botl.c updates
 * two lines of information.  Both lines are always updated one after
 * the other.  So only do our update when we update the second line.
 *
 * Information on the first line:
 *	name, attributes, alignment, score
 *
 * Information on the second line:
 *	dlvl, gold, hp, power, ac, {level & exp or HD **}
 *	status (hunger, conf, halu, stun, sick, blind), time, encumbrance
 *
 * [**] HD is shown instead of level and exp if mtimedone is non-zero.
 */
static void
update_fancy_status(wp)
    struct xwindow *wp;
{
    struct X_status_value *sv;
    long val;
    int i;

    if (wp->cursy != 0) return;	/* do a complete update when line 0 is done */

    for (i = 0, sv = shown_stats; i < NUM_STATS; i++, sv++) {
	switch (i) {
	    case F_STR:		val = (long) ACURR(A_STR); break;
	    case F_DEX:		val = (long) ACURR(A_DEX); break;
	    case F_CON:		val = (long) ACURR(A_CON); break;
	    case F_INT:		val = (long) ACURR(A_INT); break;
	    case F_WIS:		val = (long) ACURR(A_WIS); break;
	    case F_CHA:		val = (long) ACURR(A_CHA); break;
	    /*
	     * Label stats.  With the exceptions of hunger, encumbrance, sick
	     * these are either on or off.  Pleae leave the ternary operators
	     * the way they are.  I want to specify 0 or 1, not a boolean.
	     */
	    case F_HUNGER:	val = (long) u.uhs;			break;
	    case F_CONFUSED:	val = (long) Confusion     ? 1L : 0L;	break;
	    case F_SICK:	val = (long) Sick ? (long)u.usick_type
								: 0L;	break;
	    case F_BLIND:	val = (long) Blind	   ? 1L : 0L;	break;
	    case F_STUNNED:	val = (long) Stunned	   ? 1L : 0L;	break;
	    case F_HALLU:	val = (long) Hallucination ? 1L : 0L;	break;
	    case F_ENCUMBER:	val = (long) near_capacity();		break;

	    case F_NAME:	val = (long) 0L; break;	/* special */
	    case F_DLEVEL:	val = (long) 0L; break;	/* special */
	    case F_GOLD:	val = (long) u.ugold; break;
	    case F_HP:		val = (long) (u.mtimedone ?
					      (u.mh  > 0 ? u.mh  : 0):
					      (u.uhp > 0 ? u.uhp : 0)); break;
	    case F_MAXHP:	val = (long) (u.mtimedone ? u.mhmax :
							    u.uhpmax);  break;
	    case F_POWER:	val = (long) u.uen;	break;
	    case F_MAXPOWER:	val = (long) u.uenmax;	break;
	    case F_AC:		val = (long) u.uac;	break;
	    case F_LEVEL:	val = (long) (u.mtimedone ?
						mons[u.umonnum].mlevel :
						u.ulevel);		break;
#ifdef EXP_ON_BOTL
	    case F_EXP:		val = flags.showexp ? u.uexp : 0L; break;
#else
	    case F_EXP:		val = 0L; break;
#endif
	    case F_ALIGN:	val = (long) u.ualign.type; break;
	    case F_TIME:	val = flags.time ? (long) moves : 0L;	break;
#ifdef SCORE_ON_BOTL
	    case F_SCORE:	val = flags.showscore ? botl_score():0L; break;
#else
	    case F_SCORE:	val = 0L; break;
#endif
	    default:
	    {
		/*
		 * There is a possible infinite loop that occurs with:
		 *
		 * 	impossible->pline->flush_screen->bot->bot{1,2}->
		 * 	putstr->adjust_status->update_other->impossible
		 *
		 * Break out with this.
		 */
		static boolean active = FALSE;
		if (!active) {
		    active = TRUE;
		    impossible("update_other: unknown shown value");
		    active = FALSE;
		}
		val = 0;
		break;
	    }
	}
	update_val(sv, val);
    }
}

/*
 * Turn off hilighted status values after a certain amount of turns.
 */
void
check_turn_events()
{
    int i;
    struct X_status_value *sv;

    for (sv = shown_stats, i = 0; i < NUM_STATS; i++, sv++) {
	if (!sv->set) continue;

	if (sv->turn_count++ >= hilight_time) {
	    if (sv->type == SV_LABEL)
		hilight_label(sv->w);
	    else
		hilight_value(sv->w);
	    sv->set = FALSE;
	}
    }
}

/* Initialize alternate status ============================================= */

/* Return a string for the initial width. */
static const char *
width_string(sv_index)
    int sv_index;
{
    switch (sv_index) {
	case F_STR:	return "018/**";
	case F_DEX:
	case F_CON:
	case F_INT:
	case F_WIS:
	case F_CHA:	return "088";	/* all but str never get bigger */

	case F_HUNGER:	return shown_stats[F_HUNGER].name;
	case F_CONFUSED:return shown_stats[F_CONFUSED].name;
	case F_SICK:	return shown_stats[F_SICK].name;
	case F_BLIND:	return shown_stats[F_BLIND].name;
	case F_STUNNED: return shown_stats[F_STUNNED].name;
	case F_HALLU:	return shown_stats[F_HALLU].name;
	case F_ENCUMBER:return shown_stats[F_ENCUMBER].name;

	case F_NAME:
	case F_DLEVEL:	return "";
	case F_HP:
	case F_MAXHP:	return "9999";
	case F_POWER:
	case F_MAXPOWER:return "999";
	case F_AC:	return "-99";
	case F_LEVEL:	return "99";
	case F_GOLD:
	case F_EXP:	return "4294967295";	/* max ulong */
	case F_ALIGN:	return "Neutral";
	case F_TIME:	return "4294967295";	/* max ulong */
	case F_SCORE:	return "4294967295";	/* max ulong */
    }
    impossible("width_string: unknown index %d\n", sv_index);
    return "";
}

static void
create_widget(parent, sv, sv_index)
    Widget parent;
    struct X_status_value *sv;
    int sv_index;
{
    Arg args[4];
    Cardinal num_args;

    switch (sv->type) {
	case SV_VALUE:
	    sv->w = create_value(parent, sv->name);
	    set_value(sv->w, width_string(sv_index));
	    break;
	case SV_LABEL:
	    /* Labels get their own buffer. */
	    sv->name = (char *) alloc(BUFSZ);
	    sv->name[0] = '\0';

	    num_args = 0;
	    XtSetArg(args[num_args], XtNborderWidth, 0);	num_args++;
	    XtSetArg(args[num_args], XtNinternalHeight, 0);	num_args++;
	    sv->w = XtCreateManagedWidget(
				sv_index == F_NAME ? "name" : "dlevel",
				labelWidgetClass,
				parent,
				args, num_args);
	    break;
	case SV_NAME:
	    num_args = 0;
	    XtSetArg(args[num_args], XtNborderWidth, 0);	num_args++;
	    XtSetArg(args[num_args], XtNinternalHeight, 0);	num_args++;
	    sv->w = XtCreateManagedWidget(sv->name,
					labelWidgetClass,
					parent,
					args, num_args);
	    break;
	default:
	    panic("create_widget: unknown type %d", sv->type);
    }
}

/*
 * Get current width of value.  width2p is only valid for SV_LABEL types.
 */
static void
get_widths(sv, width1p, width2p)
    struct X_status_value *sv;
    int *width1p, *width2p;
{
    Arg args[1];
    Dimension width;

    switch (sv->type) {
	case SV_VALUE:
	    *width1p = get_name_width(sv->w);
	    *width2p = get_value_width(sv->w);
	    break;
	case SV_LABEL:
	case SV_NAME:
	    XtSetArg(args[0], XtNwidth, &width);
	    XtGetValues(sv->w, args, ONE);
	    *width1p = width;
	    *width2p = 0;
	    break;
	default:
	    panic("get_widths: unknown type %d", sv->type);
    }
}

static void
set_widths(sv, width1, width2)
    struct X_status_value *sv;
    int width1, width2;
{
    Arg args[1];

    switch (sv->type) {
	case SV_VALUE:
	    set_name_width(sv->w, width1);
	    set_value_width(sv->w, width2);
	    break;
	case SV_LABEL:
	case SV_NAME:
	    XtSetArg(args[0], XtNwidth, (width1+width2));
	    XtSetValues(sv->w, args, ONE);
	    break;
	default:
	    panic("set_widths: unknown type %d", sv->type);
    }
}

static Widget
init_column(name, parent, top, left, col_indices)
    char *name;
    Widget parent, top, left;
    int *col_indices;
{
    Widget form;
    Arg args[4];
    Cardinal num_args;
    int max_width1, width1, max_width2, width2;
    int *ip;
    struct X_status_value *sv;

    num_args = 0;
    if (top != (Widget) 0) {
	XtSetArg(args[num_args], XtNfromVert, top);		num_args++;
    }
    if (left != (Widget) 0) {
	XtSetArg(args[num_args], XtNfromHoriz, left);	num_args++;
    }
    XtSetArg(args[num_args], XtNdefaultDistance, 0);	num_args++;
    form = XtCreateManagedWidget(name,
				formWidgetClass,
				parent, args, num_args);

    max_width1 = max_width2 = 0;
    for (ip = col_indices; *ip >= 0; ip++) {
	sv = &shown_stats[*ip];
	create_widget(form, sv, *ip);	/* will set init width */
	if (ip != col_indices) {	/* not first */
	    num_args = 0;
	    XtSetArg(args[num_args], XtNfromVert, shown_stats[*(ip-1)].w);
								num_args++;
	    XtSetValues(sv->w, args, num_args);
	}
	get_widths(sv, &width1, &width2);
	if (width1 > max_width1) max_width1 = width1;
	if (width2 > max_width2) max_width2 = width2;
    }
    for (ip = col_indices; *ip >= 0 ; ip++) {
	set_widths(&shown_stats[*ip], max_width1, max_width2);
    }

    /* There is room behind the end marker for the two widths. */
    *++ip = max_width1;
    *++ip = max_width2;

    return form;
}

/*
 * These are the orders of the displayed columns.  Change to suit.  The -1
 * indicates the end of the column.  The two numbers after that are used
 * to store widths that are calculated at run-time.
 */
static int attrib_indices[] = { F_STR,F_DEX,F_CON,F_INT,F_WIS,F_CHA, -1,0,0 };
static int status_indices[] = { F_HUNGER, F_CONFUSED, F_SICK, F_BLIND,
				F_STUNNED, F_HALLU, F_ENCUMBER, -1,0,0 };

static int col2_indices[] = { F_MAXHP,    F_ALIGN, F_TIME, F_EXP,
			      F_MAXPOWER, -1,0,0 };
static int col1_indices[] = { F_HP,       F_AC,    F_GOLD, F_LEVEL,
			      F_POWER,    F_SCORE, -1,0,0 };


/*
 * Produce a form that looks like the following:
 *
 *		   name
 *		  dlevel
 * col1_indices[0]	col2_indices[0]
 * col1_indices[1]	col2_indices[1]
 *    .		    .
 *    .		    .
 * col1_indices[n]	col2_indices[n]
 */
static Widget
init_info_form(parent, top, left)
    Widget parent, top, left;
{
    Widget form, col1;
    struct X_status_value *sv_name, *sv_dlevel;
    Arg args[6];
    Cardinal num_args;
    int total_width, *ip;

    num_args = 0;
    if (top != (Widget) 0) {
	XtSetArg(args[num_args], XtNfromVert, top);	num_args++;
    }
    if (left != (Widget) 0) {
	XtSetArg(args[num_args], XtNfromHoriz, left);	num_args++;
    }
    XtSetArg(args[num_args], XtNdefaultDistance, 0);	num_args++;
    form = XtCreateManagedWidget("status_info",
				formWidgetClass,
				parent,
				args, num_args);

    /* top of form */
    sv_name = &shown_stats[F_NAME];
    create_widget(form, sv_name, F_NAME);

    /* second */
    sv_dlevel = &shown_stats[F_DLEVEL];
    create_widget(form, sv_dlevel, F_DLEVEL);

    num_args = 0;
    XtSetArg(args[num_args], XtNfromVert, sv_name->w);	num_args++;
    XtSetValues(sv_dlevel->w, args, num_args);

    /* two columns beneath */
    col1 = init_column("name_col1", form, sv_dlevel->w,
						(Widget) 0, col1_indices);
    (void) init_column("name_col2", form, sv_dlevel->w,
						      col1, col2_indices);

    /* Add calculated widths. */
    for (ip = col1_indices; *ip >= 0; ip++)
	;	/* skip to end */
    total_width = *++ip;
    total_width += *++ip;
    for (ip = col2_indices; *ip >= 0; ip++)
	;	/* skip to end */
    total_width += *++ip;
    total_width += *++ip;

    XtSetArg(args[0], XtNwidth, total_width);
    XtSetValues(sv_name->w,   args, ONE);
    XtSetArg(args[0], XtNwidth, total_width);
    XtSetValues(sv_dlevel->w, args, ONE);

    return form;
}

/*
 * Create the layout for the fancy status.  Return a form widget that
 * contains everything.
 */
static Widget
create_fancy_status(parent, top)
    Widget parent, top;
{
    Widget form;	/* The form that surrounds everything. */
    Widget w;
    Arg args[8];
    Cardinal num_args;

    num_args = 0;
    if (top != (Widget) 0) {
	XtSetArg(args[num_args], XtNfromVert, top);	num_args++;
    }
    XtSetArg(args[num_args], XtNdefaultDistance, 0);	num_args++;
    XtSetArg(args[num_args], XtNborderWidth, 0);	num_args++;
    XtSetArg(args[num_args], XtNorientation, XtorientHorizontal); num_args++;
    form = XtCreateManagedWidget("fancy_status",
				panedWidgetClass,
				parent,
				args, num_args);

    w = init_info_form(form, (Widget) 0, (Widget) 0);
    w =    init_column("status_attributes",form, (Widget) 0, w, attrib_indices);
    (void) init_column("status_condition", form, (Widget) 0, w, status_indices);
    return form;
}

static void
destroy_fancy_status(wp)
struct xwindow *wp;
{
    int i;
    struct X_status_value *sv;

    if (!wp->keep_window)
	XtDestroyWidget(wp->w),  wp->w = (Widget)0;

    for (i = 0, sv = shown_stats; i < NUM_STATS; i++, sv++)
	if (sv->type == SV_LABEL) {
	    free((genericptr_t)sv->name);
	    sv->name = 0;
	}
}

/*winstat.c*/