uifc32.c 57.7 KB
Newer Older
deuce's avatar
deuce committed
1
/* uifc32.c */
2
3
4

/* Curses implementation of UIFC (user interface) library based on uifc.c */

rswindell's avatar
rswindell committed
5
6
/* $Id$ */

7
8
9
10
/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
11
 * Copyright 2004 Rob Swindell - http://www.synchro.net/copyright.html		*
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 *																			*
 * This library is free software; you can redistribute it and/or			*
 * modify it under the terms of the GNU Lesser General Public License		*
 * as published by the Free Software Foundation; either version 2			*
 * of the License, or (at your option) any later version.					*
 * See the GNU Lesser General Public License for more details: lgpl.txt or	*
 * http://www.fsf.org/copyleft/lesser.html									*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

#ifdef __unix__
	#include <stdio.h>
	#include <unistd.h>
	#ifdef __QNX__
		#include <strings.h>
	#endif
    #define mswait(x) delay(x)
#elif defined(_WIN32)
	#include <share.h>
	#include <windows.h>
	#define mswait(x) Sleep(x)
#endif

51
#include "ciolib.h"
52
#include "keys.h"
53
#include "uifc.h"
54
#define MAX_GETSTR	5120
55
56
57
58
59
60
61
62
							/* Bottom line elements */
#define BL_INS      (1<<0)  /* INS key */
#define BL_DEL      (1<<1)  /* DEL key */
#define BL_GET      (1<<2)  /* Get key */
#define BL_PUT      (1<<3)  /* Put key */

#define BLINK	128

63
static char  hclr,lclr,bclr,cclr,lbclr;
64
65
66
static int   cursor;
static char* helpfile=0;
static uint  helpline=0;
deuce's avatar
deuce committed
67
68
69
static size_t blk_scrn_len;
static char* blk_scrn;
static uchar* tmp_buffer;
70
static uchar* tmp_buffer2;
71
72
73
74
75
76
77
static win_t sav[MAX_BUFS];
static uifcapi_t* api;

/* Prototypes */
static int   uprintf(int x, int y, unsigned char attr, char *fmt,...);
static void  bottomline(int line);
static char  *utimestr(time_t *intime);
deuce's avatar
deuce committed
78
static void  help(void);
79
static int   ugetstr(int left, int top, int width, char *outstr, int max, long mode, int *lastkey);
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
static void  timedisplay(void);

/* API routines */
static void uifcbail(void);
static int  uscrn(char *str);
static int  ulist(int mode, int left, int top, int width, int *dflt, int *bar
	,char *title, char **option);
static int  uinput(int imode, int left, int top, char *prompt, char *str
	,int len ,int kmode);
static void umsg(char *str);
static void upop(char *str);
static void sethelp(int line, char* file);
static void showbuf(int mode, int left, int top, int width, int height, char *title
	, char *hbuf, int *curp, int *barp);

/* Dynamic menu support */
static int *last_menu_cur=NULL;
static int *last_menu_bar=NULL;
static int save_menu_cur=-1;
static int save_menu_bar=-1;

static void reset_dynamic(void) {
	last_menu_cur=NULL;
	last_menu_bar=NULL;
	save_menu_cur=-1;
	save_menu_bar=-1;
}

/****************************************************************************/
/* Initialization function, see uifc.h for details.							*/
/* Returns 0 on success.													*/
/****************************************************************************/

113
114
115
116
117
118
119
120
121
122
123
124
void uifc_mouse_enable(void)
{
	ciomouse_setevents(1<<CIOLIB_BUTTON_1_CLICK|1<<CIOLIB_BUTTON_3_CLICK);
	showmouse();
}

void uifc_mouse_disable(void)
{
	ciomouse_setevents(0);
	hidemouse();
}

deuce's avatar
deuce committed
125
int kbwait(void) {
126
	int timeout=0;
127
	while(timeout++<50) {
128
		if(kbhit())
129
			return(TRUE);
130
		mswait(1);
131
132
133
134
	}
	return(FALSE);
}

135
int inkey(void)
deuce's avatar
deuce committed
136
137
138
139
{
	int c;

	c=getch();
140
141
	if(!c || c==0xff)
		c|=(getch()<<8);
deuce's avatar
deuce committed
142
143
	return(c);
}
144

145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
int uifcini32(uifcapi_t* uifcapi)
{
	int 	i;
	struct	text_info txtinfo;

    if(uifcapi==NULL || uifcapi->size!=sizeof(uifcapi_t))
        return(-1);

    api=uifcapi;

    /* install function handlers */            
    api->bail=uifcbail;
    api->scrn=uscrn;
    api->msg=umsg;
    api->pop=upop;
    api->list=ulist;
    api->input=uinput;
    api->sethelp=sethelp;
    api->showhelp=help;
deuce's avatar
deuce committed
164
	api->showbuf=showbuf;
165
	api->timedisplay=timedisplay;
166
	api->getstrxy=ugetstr;
167

168
169
170
171
	/* A esc_delay of less than 10 is stupid... silently override */
	if(api->esc_delay < 10)
		api->esc_delay=25;

172
173
174
175
176
#ifdef NCURSES_VERSION_MAJOR
	if(cio_api.mode==CIOLIB_MODE_CURSES) {
		ESCDELAY=api->esc_delay;
#endif

177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
    if(api->scrn_len!=0) {
        switch(api->scrn_len) {
            case 14:
                textmode(C80X14);
                break;
            case 21:
                textmode(C80X21);
                break;
            case 25:
                textmode(C80);
                break;
            case 28:
                textmode(C80X28);
                break;
            case 43:
                textmode(C80X43);
                break;
            case 50:
                textmode(C80X50);
                break;
            case 60:
                textmode(C80X60);
                break;
            default:
                textmode(C4350);
                break;
        }
    }

    clrscr();

    gettextinfo(&txtinfo);
    /* unsupported mode? */
    if(txtinfo.screenheight<MIN_LINES
deuce's avatar
deuce committed
211
/*        || txtinfo.screenheight>MAX_LINES */
deuce's avatar
deuce committed
212
        || txtinfo.screenwidth<40) {
213
214
215
        textmode(C80);  /* set mode to 80x25*/
        gettextinfo(&txtinfo);
    }
216

217
218

    api->scrn_len=txtinfo.screenheight;
deuce's avatar
deuce committed
219
220
221
    if(api->scrn_len<MIN_LINES) {
        cprintf("\7UIFC: Screen length (%u) must be %d lines or greater\r\n"
            ,api->scrn_len,MIN_LINES);
222
223
224
225
        return(-2);
    }
    api->scrn_len--; /* account for status line */

226
227
    if(txtinfo.screenwidth<40) {
        cprintf("\7UIFC: Screen width (%u) must be at least 40 characters\r\n"
228
229
230
231
232
233
234
            ,txtinfo.screenwidth);
        return(-3);
    }
	api->scrn_width=txtinfo.screenwidth;

    if(!(api->mode&UIFC_COLOR)
        && (api->mode&UIFC_MONO
235
236
237
238
239
240
241
242
            || txtinfo.currmode==MONO || txtinfo.currmode==BW40 || txtinfo.currmode==BW80
            || txtinfo.currmode==MONO14 || txtinfo.currmode==BW40X14 || txtinfo.currmode==BW80X14
            || txtinfo.currmode==MONO21 || txtinfo.currmode==BW40X21 || txtinfo.currmode==BW80X21
            || txtinfo.currmode==MONO28 || txtinfo.currmode==BW40X28 || txtinfo.currmode==BW80X28
            || txtinfo.currmode==MONO43 || txtinfo.currmode==BW40X43 || txtinfo.currmode==BW80X43
            || txtinfo.currmode==MONO50 || txtinfo.currmode==BW40X50 || txtinfo.currmode==BW80X50
            || txtinfo.currmode==MONO60 || txtinfo.currmode==BW40X60 || txtinfo.currmode==BW80X60))
	{
243
244
245
246
        bclr=BLACK;
        hclr=WHITE;
        lclr=LIGHTGRAY;
        cclr=LIGHTGRAY;
247
			lbclr=BLACK|(LIGHTGRAY<<4);	/* lightbar color */
248
249
250
251
252
    } else {
        bclr=BLUE;
        hclr=YELLOW;
        lclr=WHITE;
        cclr=CYAN;
253
		lbclr=BLUE|(LIGHTGRAY<<4);	/* lightbar color */
254
    }
255

deuce's avatar
deuce committed
256
257
258
259
260
261
262
263
264
265
266
	blk_scrn_len=api->scrn_width*api->scrn_len*2;
	if((blk_scrn=(char *)MALLOC(blk_scrn_len))==NULL)  {
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
	if((tmp_buffer=(uchar *)MALLOC(blk_scrn_len))==NULL)  {
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
267
268
269
270
271
	if((tmp_buffer2=(uchar *)MALLOC(blk_scrn_len))==NULL)  {
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
deuce's avatar
deuce committed
272
    for(i=0;i<blk_scrn_len;i+=2) {
273
274
275
276
277
278
279
        blk_scrn[i]='';
        blk_scrn[i+1]=cclr|(bclr<<4);
    }

    cursor=_NOCURSOR;
    _setcursortype(cursor);

280
281
	if(cio_api.mouse)
		api->mode|=UIFC_MOUSE;
282

283
    return(0);
284
285
}

286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
static int uifc_getmouse(struct mouse_event *mevent)
{
	mevent->startx=0;
	mevent->starty=0;
	mevent->event=0;
	if(api->mode&UIFC_MOUSE) {
		getmouse(mevent);
		if(mevent->event==CIOLIB_BUTTON_3_CLICK)
			return(ESC);
		if(mevent->starty==api->buttony) {
			if(mevent->startx>=api->exitstart
					&& mevent->startx<=api->exitend
					&& mevent->event==CIOLIB_BUTTON_1_CLICK) {
				return(ESC);
			}
			if(mevent->startx>=api->helpstart
					&& mevent->startx<=api->helpend
					&& mevent->event==CIOLIB_BUTTON_1_CLICK) {
				return(CIO_KEY_F(1));
			}
		}
		return(0);
	}
	return(-1);
}

312
313
314
315
void uifcbail(void)
{
	_setcursortype(_NORMALCURSOR);
	textattr(LIGHTGRAY);
316
	uifc_mouse_disable();
317
	clrscr();
deuce's avatar
deuce committed
318
319
	FREE(blk_scrn);
	FREE(tmp_buffer);
320
	FREE(tmp_buffer2);
321
322
323
324
325
326
327
328
329
330
}

/****************************************************************************/
/* Clear screen, fill with background attribute, display application title.	*/
/* Returns 0 on success.													*/
/****************************************************************************/
int uscrn(char *str)
{
    textattr(bclr|(cclr<<4));
    gotoxy(1,1);
331
    clreol();
332
333
334
335
336
    gotoxy(3,1);
	cputs(str);
    if(!puttext(1,2,api->scrn_width,api->scrn_len,blk_scrn))
        return(-1);
    gotoxy(1,api->scrn_len+1);
337
    clreol();
338
	reset_dynamic();
339
	settitle(str);
340
341
342
343
344
345
346
    return(0);
}

/****************************************************************************/
/****************************************************************************/
static void scroll_text(int x1, int y1, int x2, int y2, int down)
{
347
	gettext(x1,y1,x2,y2,tmp_buffer2);
348
	if(down)
349
		puttext(x1,y1+1,x2,y2,tmp_buffer2);
350
	else
351
		puttext(x1,y1,x2,y2-1,tmp_buffer2+(((x2-x1)+1)*2));
352
353
354
355
356
357
358
359
360
361
362
363
364
}

/****************************************************************************/
/* Updates time in upper left corner of screen with current time in ASCII/  */
/* Unix format																*/
/****************************************************************************/
static void timedisplay()
{
	static time_t savetime;
	time_t now;

	now=time(NULL);
	if(difftime(now,savetime)>=60) {
365
		uprintf(api->scrn_width-25,1,bclr|(cclr<<4),utimestr(&now));
366
367
368
369
370
371
372
373
374
375
376
377
		savetime=now; 
	}
}

/****************************************************************************/
/* Truncates white-space chars off end of 'str'								*/
/****************************************************************************/
static void truncsp(char *str)
{
	uint c;

	c=strlen(str);
deuce's avatar
deuce committed
378
	while(c && (uchar)str[c-1]<=' ') c--;
379
380
381
382
383
384
385
386
	if(str[c]!=0)	/* don't write to string constants */
		str[c]=0;
}

/****************************************************************************/
/* General menu function, see uifc.h for details.							*/
/****************************************************************************/
int ulist(int mode, int left, int top, int width, int *cur, int *bar
deuce's avatar
deuce committed
387
	, char *initial_title, char **option)
388
{
389
	uchar line[256],shade[256],*ptr
390
		,search[MAX_OPLN],bline=0,*win;
391
392
393
	int height,y;
	int i,j,opts=0,s=0; /* s=search index into options */
	int	is_redraw=0;
deuce's avatar
deuce committed
394
395
396
397
	uint s_top=SCRN_TOP;
	uint s_left=SCRN_LEFT;
	uint s_right=SCRN_RIGHT;
	uint s_bottom=api->scrn_len-3;
398
	uint title_len;
399
	struct mouse_event mevnt;
400
	char	*title;
401
	int	a,b,c,longopt;
402

403
404
405
406
407
408
	if((title=(char *)MALLOC(strlen(initial_title)+1))==NULL) {
		cprintf("UIFC line %d: error allocating %u bytes."
			,__LINE__,strlen(title)+1);
		return(-1);
	}
	strcpy(title,initial_title);
409
	uifc_mouse_disable();
410
411

	title_len=strlen(title);
412
413
414

	if(mode&WIN_FAT) {
		s_top=1;
415
		s_left=2;
416
417
		s_right=api->scrn_width-3;  /* Leave space for the shadow */
		s_bottom=api->scrn_len-1;   /* Leave one for the shadow */
418
	}
419
420
421
422
423
424
425
	if(mode&WIN_SAV && api->savnum>=MAX_BUFS-1)
		putch(7);
	if(mode&WIN_INS) bline|=BL_INS;
	if(mode&WIN_DEL) bline|=BL_DEL;
	if(mode&WIN_GET) bline|=BL_GET;
	if(mode&WIN_PUT) bline|=BL_PUT;
	bottomline(bline);
deuce's avatar
deuce committed
426
	while(opts<MAX_OPTS)
427
		if(option[opts]==NULL || option[opts][0]==0)
428
429
			break;
		else opts++;
deuce's avatar
deuce committed
430
	if(mode&WIN_XTR && opts<MAX_OPTS)
431
		opts++;
432
	height=opts+4;
433
434
	if(top+height>s_bottom)
		height=(s_bottom)-top;
435
436
	if(!width || width<title_len+6) {
		width=title_len+6;
437
438
439
		for(i=0;i<opts;i++) {
			truncsp(option[i]);
			if((j=strlen(option[i])+5)>width)
440
				width=j;
441
442
		}
	}
443
444
	if(width>(s_right+1)-s_left) {
		width=(s_right+1)-s_left;
445
		if(title_len>(width-4)) {
446
447
448
449
			*(title+width-7)='.';
			*(title+width-6)='.';
			*(title+width-5)='.';
			*(title+width-4)=0;
450
			title_len=strlen(title);
451
		}
452
	}
453
	if(mode&WIN_L2R)
deuce's avatar
deuce committed
454
		left=(s_right-s_left-width+1)/2;
455
	else if(mode&WIN_RHT)
deuce's avatar
deuce committed
456
		left=s_right-(width+4+left);
457
	if(mode&WIN_T2B)
deuce's avatar
deuce committed
458
		top=(api->scrn_len-height+1)/2-2;
459
	else if(mode&WIN_BOT)
460
		top=s_bottom-height-top;
461
462
	if(left<0)
		left=0;
463
464
	if(top<0)
		top=0;
465
466
467

	/* Dynamic Menus */
	if(mode&WIN_DYN
468
469
470
			&& cur != NULL
			&& bar != NULL
			&& last_menu_cur==cur
471
472
473
474
			&& last_menu_bar==bar
			&& save_menu_cur==*cur
			&& save_menu_bar==*bar)
		is_redraw=1;
475
476
477
478
	if(mode&WIN_DYN && mode&WIN_REDRAW)
		is_redraw=1;
	if(mode&WIN_DYN && mode&WIN_NODRAW)
		is_redraw=0;
479
480
481
482
483
484

	if(!is_redraw) {
		if(mode&WIN_SAV && api->savdepth==api->savnum) {
			if((sav[api->savnum].buf=(char *)MALLOC((width+3)*(height+2)*2))==NULL) {
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,(width+3)*(height+2)*2);
485
				free(title);
486
				return(-1);
487
			}
488
489
490
491
492
493
			gettext(s_left+left,s_top+top,s_left+left+width+1
				,s_top+top+height,sav[api->savnum].buf);
			sav[api->savnum].left=s_left+left;
			sav[api->savnum].top=s_top+top;
			sav[api->savnum].right=s_left+left+width+1;
			sav[api->savnum].bot=s_top+top+height;
494
			api->savdepth++;
495
496
		}
		else if(mode&WIN_SAV
497
498
499
500
			&& (sav[api->savnum].left!=s_left+left
			|| sav[api->savnum].top!=s_top+top
			|| sav[api->savnum].right!=s_left+left+width+1
			|| sav[api->savnum].bot!=s_top+top+height)) { /* dimensions have changed */
501
502
503
504
505
506
			puttext(sav[api->savnum].left,sav[api->savnum].top,sav[api->savnum].right,sav[api->savnum].bot
				,sav[api->savnum].buf);	/* put original window back */
			FREE(sav[api->savnum].buf);
			if((sav[api->savnum].buf=(char *)MALLOC((width+3)*(height+2)*2))==NULL) {
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,(width+3)*(height+2)*2);
507
				free(title);
508
				return(-1);
509
			}
510
511
512
513
514
515
			gettext(s_left+left,s_top+top,s_left+left+width+1
				,s_top+top+height,sav[api->savnum].buf);	  /* save again */
			sav[api->savnum].left=s_left+left;
			sav[api->savnum].top=s_top+top;
			sav[api->savnum].right=s_left+left+width+1;
			sav[api->savnum].bot=s_top+top+height;
516
		}
517
518
519
520
521
	}

	if(!is_redraw) {
		if(mode&WIN_ORG) { /* Clear around menu */
			if(top)
522
				puttext(1,2,api->scrn_width,s_top+top-1,blk_scrn);
523
			if(s_top+height+top<=api->scrn_len)
deuce's avatar
deuce committed
524
				puttext(1,s_top+height+top,api->scrn_width,api->scrn_len,blk_scrn);
525
			if(left)
deuce's avatar
deuce committed
526
				puttext(1,s_top+top,s_left+left-1,s_top+height+top
527
					,blk_scrn);
528
			if(s_left+left+width<=s_right)
deuce's avatar
deuce committed
529
				puttext(s_left+left+width,s_top+top,/* s_right+2 */api->scrn_width
530
					,s_top+height+top,blk_scrn);
531
		}
deuce's avatar
deuce committed
532
		ptr=tmp_buffer;
533
534
535
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);

536
537
538
539
		if(api->mode&UIFC_MOUSE) {
			*(ptr++)='[';
			*(ptr++)=hclr|(bclr<<4);
			/* *(ptr++)=''; */
deuce's avatar
deuce committed
540
			*(ptr++)=0xfe;
541
542
543
544
545
546
547
548
549
550
			*(ptr++)=lclr|(bclr<<4);
			*(ptr++)=']';
			*(ptr++)=hclr|(bclr<<4);
			*(ptr++)='[';
			*(ptr++)=hclr|(bclr<<4);
			*(ptr++)='?';
			*(ptr++)=lclr|(bclr<<4);
			*(ptr++)=']';
			*(ptr++)=hclr|(bclr<<4);
			i=6;
551
552
553
554
555
			api->buttony=s_top+top;
			api->exitstart=s_left+left+1;
			api->exitend=s_left+left+3;
			api->helpstart=s_left+left+4;
			api->helpend=s_left+left+6;
556
557
558
559
		}
		else
			i=0;

560
561
		for(;i<width-2;i++) {
			*(ptr++)='';
562
			*(ptr++)=hclr|(bclr<<4);
563
564
565
566
567
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
568
		a=title_len;
569
570
571
		b=(width-a-1)/2;
		for(i=0;i<b;i++) {
			*(ptr++)=' ';
572
			*(ptr++)=hclr|(bclr<<4);
573
574
575
		}
		for(i=0;i<a;i++) {
			*(ptr++)=title[i];
576
			*(ptr++)=hclr|(bclr<<4);
577
578
579
		}
		for(i=0;i<width-(a+b)-2;i++) {
			*(ptr++)=' ';
580
			*(ptr++)=hclr|(bclr<<4);
581
582
583
584
585
586
587
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		for(i=0;i<width-2;i++) {
			*(ptr++)='';
588
			*(ptr++)=hclr|(bclr<<4);
589
590
591
592
593
594
595
596
597
598
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);

		if((*cur)>=opts)
			(*cur)=opts-1;			/* returned after scrolled */

		if(!bar) {
			if((*cur)>height-5)
				(*cur)=height-5;
599
			i=0;
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
		}
		else {
			if((*bar)>=opts)
				(*bar)=opts-1;
			if((*bar)>height-5)
				(*bar)=height-5;
			if((*cur)==opts-1)
				(*bar)=height-5;
			if((*bar)<0)
				(*bar)=0;
			if((*cur)<(*bar))
				(*cur)=(*bar);
			i=(*cur)-(*bar);
			if(i+(height-5)>=opts) {
				i=opts-(height-4);
				(*cur)=i+(*bar);
				}
			}
			if((*cur)<0)
				(*cur)=0;

			j=0;
			if(i<0) i=0;
			longopt=0;
			while(j<height-4 && i<opts) {
				*(ptr++)='';
				*(ptr++)=hclr|(bclr<<4);
				*(ptr++)=' ';
				*(ptr++)=hclr|(bclr<<4);
				*(ptr++)='';
				*(ptr++)=lclr|(bclr<<4);
				if(i==(*cur))
632
					a=lbclr;
633
634
635
636
637
638
639
640
641
642
643
644
645
646
				else
					a=lclr|(bclr<<4);
				b=strlen(option[i]);
				if(b>longopt)
					longopt=b;
				if(b+4>width)
					b=width-4;
				for(c=0;c<b;c++) {
					*(ptr++)=option[i][c];
					*(ptr++)=a; 
				}
				while(c<width-4) {
					*(ptr++)=' ';
					*(ptr++)=a;
647
					c++;
648
649
650
651
652
653
654
655
656
657
658
659
660
				}
				*(ptr++)='';
				*(ptr++)=hclr|(bclr<<4);
				i++;
				j++; 
			}
			*(ptr++)='';
			*(ptr++)=hclr|(bclr<<4);
			for(i=0;i<width-2;i++) {
				*(ptr++)='';
				*(ptr++)=hclr|(bclr<<4); 
			}
			*(ptr++)='';
deuce's avatar
deuce committed
661
			*(ptr)=hclr|(bclr<<4);	/* Not incremented to shut ot BCC */
662
			puttext(s_left+left,s_top+top,s_left+left+width-1
deuce's avatar
deuce committed
663
				,s_top+top+height-1,tmp_buffer);
664
665
666
667
668
669
			if(bar)
				y=top+3+(*bar);
			else
				y=top+3+(*cur);
			if(opts+4>height && ((!bar && (*cur)!=opts-1)
				|| (bar && ((*cur)-(*bar))+(height-4)<opts))) {
670
				gotoxy(s_left+left+1,s_top+top+height-2);
671
672
673
674
675
676
				textattr(lclr|(bclr<<4));
				putch(31);	   /* put down arrow */
				textattr(hclr|(bclr<<4)); 
			}

			if(bar && (*bar)!=(*cur)) {
677
				gotoxy(s_left+left+1,s_top+top+3);
678
679
680
681
682
683
				textattr(lclr|(bclr<<4));
				putch(30);	   /* put the up arrow */
				textattr(hclr|(bclr<<4)); 
			}

			if(bclr==BLUE) {
684
685
				gettext(s_left+left+width,s_top+top+1,s_left+left+width+1
					,s_top+top+height-1,shade);
686
687
				for(i=1;i<height*4;i+=2)
					shade[i]=DARKGRAY;
688
689
690
691
				puttext(s_left+left+width,s_top+top+1,s_left+left+width+1
					,s_top+top+height-1,shade);
				gettext(s_left+left+2,s_top+top+height,s_left+left+width+1
					,s_top+top+height,shade);
692
693
				for(i=1;i<width*2;i+=2)
					shade[i]=DARKGRAY;
694
695
				puttext(s_left+left+2,s_top+top+height,s_left+left+width+1
					,s_top+top+height,shade);
696
697
698
699
700
701
702
703
			}
	}
	else {	/* Is a redraw */
		i=(*cur)-(*bar);
		j=2;

		longopt=0;
		while(j<height-2 && i<opts) {
deuce's avatar
deuce committed
704
			ptr=tmp_buffer;
705
			if(i==(*cur))
706
				a=lbclr;
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
			else
				a=lclr|(bclr<<4);
			b=strlen(option[i]);
			if(b>longopt)
				longopt=b;
			if(b+4>width)
				b=width-4;
			for(c=0;c<b;c++) {
				*(ptr++)=option[i][c];
				*(ptr++)=a; 
			}
			while(c<width-4) {
				*(ptr++)=' ';
				*(ptr++)=a;
				c++; 
			}
			i++;
			j++; 
725
			puttext(s_left+left+3,s_top+top+j,s_left+left+width-2
deuce's avatar
deuce committed
726
				,s_top+top+j,tmp_buffer); 
727
728
729
730
731
732
		}
		if(bar)
			y=top+3+(*bar);
		else
			y=top+3+(*cur);
	}
733
	free(title);
734
735
736

	last_menu_cur=cur;
	last_menu_bar=bar;
737
738
	if(mode&WIN_IMM)
		return(-2);
739

740
	uifc_mouse_enable();
741

742
743
744
745
746
747
748
749
	while(1) {
	#if 0					/* debug */
		gotoxy(30,1);
		cprintf("y=%2d h=%2d c=%2d b=%2d s=%2d o=%2d"
			,y,height,*cur,bar ? *bar :0xff,api->savdepth,opts);
	#endif
		timedisplay();
		i=0;
750
751
		if(kbwait()) {
			i=inkey();
752
			if(i==CIO_KEY_MOUSE) {
753
				if((i=uifc_getmouse(&mevnt))==0) {
754
					/* Clicked in menu */
755
					if(mevnt.startx>=s_left+left+3
deuce's avatar
deuce committed
756
							&& mevnt.startx<=s_left+left+width-2
757
758
759
							&& mevnt.starty>=s_top+top+3
							&& mevnt.starty<=(s_top+top+height)-2
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
760

761
						(*cur)=(mevnt.starty)-(s_top+top+3);
762
763
						if(bar)
							(*bar)=(*cur);
764
						y=top+3+((mevnt.starty)-(s_top+top+3));
765

766
						if(!opts)
767
768
769
							continue;

						if(mode&WIN_ACT) {
770
							uifc_mouse_disable();
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
							if((win=(char *)MALLOC((width+3)*(height+2)*2))==NULL) {
								cprintf("UIFC line %d: error allocating %u bytes."
									,__LINE__,(width+3)*(height+2)*2);
								return(-1);
							}
							gettext(s_left+left,s_top+top,s_left
								+left+width-1,s_top+top+height-1,win);
							for(i=1;i<(width*height*2);i+=2)
								win[i]=lclr|(cclr<<4);
							j=(((y-top)*width)*2)+7+((width-4)*2);
							for(i=(((y-top)*width)*2)+7;i<j;i+=2)
								win[i]=hclr|(cclr<<4);

							puttext(s_left+left,s_top+top,s_left
								+left+width-1,s_top+top+height-1,win);
							free(win);
787
							uifc_mouse_enable();
788
789
						}
						else if(mode&WIN_SAV) {
790
							uifc_mouse_disable();
791
792
793
							puttext(sav[api->savnum].left,sav[api->savnum].top
								,sav[api->savnum].right,sav[api->savnum].bot
								,sav[api->savnum].buf);
794
							uifc_mouse_enable();
795
796
797
							free(sav[api->savnum].buf);
							api->savdepth--;
						}
798
799
						if(mode&WIN_XTR && (*cur)==opts-1)
							return(MSK_INS|*cur);
800
801
802
						return(*cur);
					}
					/* Clicked Scroll Up */
803
804
805
					if(mevnt.startx==s_left+left+1
							&& mevnt.starty==s_top+top+3
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
806
						i=CIO_KEY_PPAGE;
807
808
					}
					/* Clicked Scroll Down */
809
810
811
					if(mevnt.startx==s_left+left+1
							&& mevnt.starty==(s_top+top+height)-2
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
812
						i=CIO_KEY_NPAGE;
813
					}
deuce's avatar
deuce committed
814
815
816
817
818
819
					/* Clicked Outside of Window */
					if(mevnt.startx<s_left+left
							|| mevnt.startx>s_left+left+width-1
							|| mevnt.starty<s_top+top
							|| mevnt.starty>s_top+top+height-1)
						i=ESC;
820
821
				}
			}
822
823
824
825
826
827
828
829
830
831
832
833
834
			/* For compatibility with terminals lacking special keys */
			switch(i) {
				case '\b':
					i=ESC;
					break;
				case '+':
					i=CIO_KEY_IC;	/* insert */
					break;
				case '-':
				case DEL:
					i=CIO_KEY_DC;	/* delete */
					break;
				case CTRL_B:
835
836
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_HOME;
837
838
					break;
				case CTRL_E:
839
840
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_END;
841
842
					break;
				case CTRL_U:
843
844
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_PPAGE;
845
846
					break;
				case CTRL_D:
847
848
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_NPAGE;
849
850
					break;
				case CTRL_Z:
851
852
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(1);	/* help */
853
854
					break;
				case CTRL_C:
855
856
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(5);	/* copy */
857
858
					break;
				case CTRL_V:
859
860
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(6);	/* paste */
861
862
					break;
			}
863
864
865
866
			if(i>255) {
				s=0;
				switch(i) {
					/* ToDo extended keys */
867
					case CIO_KEY_HOME:	/* home */
868
869
870
						if(!opts)
							break;
						if(opts+4>height) {
871
							gotoxy(s_left+left+1,s_top+top+3);
872
873
							textattr(lclr|(bclr<<4));
							putch(' ');    /* Delete the up arrow */
874
							gotoxy(s_left+left+1,s_top+top+height-2);
875
							putch(31);	   /* put the down arrow */
876
							uprintf(s_left+left+3,s_top+top+3
877
								,lbclr
878
879
								,"%-*.*s",width-4,width-4,option[0]);
							for(i=1;i<height-4;i++)    /* re-display options */
880
								uprintf(s_left+left+3,s_top+top+3+i
881
882
883
884
885
886
887
888
									,lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=0;
							if(bar)
								(*bar)=0;
							y=top+3;
							break; 
						}
889
890
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
891
892
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
893
894
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
895
896
897
898
						(*cur)=0;
						if(bar)
							(*bar)=0;
						y=top+3;
899
900
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
901
						for(i=1;i<width*2;i+=2)
902
							line[i]=lbclr;
903
904
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
905
						break;
906
					case CIO_KEY_UP:	/* up arrow */
907
908
909
						if(!opts)
							break;
						if(!(*cur) && opts+4>height) {
910
							gotoxy(s_left+left+1,s_top+top+3); /* like end */
911
912
							textattr(lclr|(bclr<<4));
							putch(30);	   /* put the up arrow */
913
							gotoxy(s_left+left+1,s_top+top+height-2);
914
915
							putch(' ');    /* delete the down arrow */
							for(i=(opts+4)-height,j=0;i<opts;i++,j++)
916
								uprintf(s_left+left+3,s_top+top+3+j
917
									,i==opts-1 ? lbclr
918
919
920
921
922
923
924
925
										: lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=opts-1;
							if(bar)
								(*bar)=height-5;
							y=top+height-2;
							break; 
						}
926
927
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
928
929
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
930
931
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
932
933
934
935
936
937
938
939
940
941
942
943
944
945
						if(!(*cur)) {
							y=top+height-2;
							(*cur)=opts-1;
							if(bar)
								(*bar)=height-5; 
						}
						else {
							(*cur)--;
							y--;
							if(bar && *bar)
								(*bar)--; 
						}
						if(y<top+3) {	/* scroll */
							if(!(*cur)) {
946
								gotoxy(s_left+left+1,s_top+top+3);
947
948
949
950
								textattr(lclr|(bclr<<4));
								putch(' '); /* delete the up arrow */
							}  
							if((*cur)+height-4==opts-1) {
951
								gotoxy(s_left+left+1,s_top+top+height-2);
952
953
954
955
								textattr(lclr|(bclr<<4));
								putch(31);	/* put the dn arrow */
							}
							y++;
956
957
958
							scroll_text(s_left+left+2,s_top+top+3
								,s_left+left+width-3,s_top+top+height-2,1);
							uprintf(s_left+left+3,s_top+top+3
959
								,lbclr
960
961
962
								,"%-*.*s",width-4,width-4,option[*cur]);
						}
						else {
963
964
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
965
							for(i=1;i<width*2;i+=2)
966
								line[i]=lbclr;
967
968
							puttext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
969
970
						}
						break;
971
					case CIO_KEY_PPAGE:	/* PgUp */
deuce's avatar
deuce committed
972
						if(!opts)
973
							break;
deuce's avatar
deuce committed
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
						*cur -= (height-5);
						if(*cur<0)
							*cur = 0;
						if(bar)
							*bar=0;
						y=s_top+top;
						gotoxy(s_left+left+1,s_top+top+3);
						textattr(lclr|(bclr<<4));
						if(*cur && opts>height-3)  /* Scroll mode */
							putch(30);	   /* put the up arrow */
						else
							putch(' ');    /* delete the up arrow */
						gotoxy(s_left+left+1,s_top+top+height-2);
						if(opts > height-3 && *cur + height - 4 < opts)
							putch(31);	   /* put the down arrow */
						else
							putch(' ');    /* delete the down arrow */
						for(i=*cur,j=0;i<=*cur-5+height;i++,j++)
992
							uprintf(s_left+left+3,s_top+top+3+j
deuce's avatar
deuce committed
993
994
								,i==*cur ? lbclr
									: lclr|(bclr<<4)
995
								,"%-*.*s",width-4,width-4,option[i]);
deuce's avatar
deuce committed
996
						break;
997
					case CIO_KEY_NPAGE:	/* PgDn */
deuce's avatar
deuce committed
998
999
1000
1001
1002
						if(!opts)
							break;
						*cur += (height-5);
						if(*cur>opts-1)
							*cur = opts-1;
1003
						if(bar)
deuce's avatar
deuce committed
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
							*bar = height-5;
						y=height-5+s_top+top;
						gotoxy(s_left+left+1,s_top+top+3);
						textattr(lclr|(bclr<<4));
						if(*cur>height-5)  /* Scroll mode */
							putch(30);	   /* put the up arrow */
						else
							putch(' ');    /* delete the up arrow */
						gotoxy(s_left+left+1,s_top+top+height-2);
						if(*cur < opts-1)
							putch(31);	   /* put the down arrow */
						else
							putch(' ');    /* delete the down arrow */
						for(i=*cur+5-height,j=0;i<=*cur;i++,j++)
							uprintf(s_left+left+3,s_top+top+3+j
								,i==*cur ? lbclr
									: lclr|(bclr<<4)
								,"%-*.*s",width-4,width-4,option[i]);
1022
						break;
1023
					case CIO_KEY_END:	/* end */
1024
1025
1026
						if(!opts)
							break;
						if(opts+4>height) {	/* Scroll mode */
1027
							gotoxy(s_left+left+1,s_top+top+3);
1028
1029
							textattr(lclr|(bclr<<4));
							putch(30);	   /* put the up arrow */
1030
							gotoxy(s_left+left+1,s_top+top+height-2);
1031
1032
							putch(' ');    /* delete the down arrow */
							for(i=(opts+4)-height,j=0;i<opts;i++,j++)
1033
								uprintf(s_left+left+3,s_top+top+3+j
1034
									,i==opts-1 ? lbclr
1035
1036
1037
1038
1039
1040
1041
1042
										: lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=opts-1;
							y=top+height-2;
							if(bar)
								(*bar)=height-5;
							break; 
						}
1043
1044
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1045
1046
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
1047
1048
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1049
1050
1051
1052
						(*cur)=opts-1;
						y=top+height-2;
						if(bar)
							(*bar)=height-5;
1053
1054
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1055
						for(i=1;i<148;i+=2)
1056
							line[i]=lbclr;
1057
1058
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1059
						break;
1060
					case CIO_KEY_DOWN:	/* dn arrow */
1061
1062
1063
						if(!opts)
							break;
						if((*cur)==opts-1 && opts+4>height) { /* like home */
1064
							gotoxy(s_left+left+1,s_top+top+3);
1065
1066
							textattr(lclr|(bclr<<4));
							putch(' ');    /* Delete the up arrow */
1067
							gotoxy(s_left+left+1,s_top+top+height-2);
1068
							putch(31);	   /* put the down arrow */
1069
							uprintf(s_left+left+3,s_top+top+3
1070
								,lbclr
1071
1072
								,"%-*.*s",width-4,width-4,option[0]);
							for(i=1;i<height-4;i++)    /* re-display options */
1073
								uprintf(s_left+left+3,s_top+top+3+i
1074
1075
1076
1077
1078
1079
1080
1081
									,lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=0;
							y=top+3;
							if(bar)
								(*bar)=0;
							break; 
						}
1082
1083
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1084
1085
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
1086
1087
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
1088
1089
1090
1091
1092
1093
						if((*cur)==opts-1) {
							(*cur)=0;
							y=top+3;
							if(bar) {
								/* gotoxy(1,1); cprintf("bar=%08lX ",bar); */
								(*bar)=0; 
deuce's avatar
deuce committed
1094
							}
1095
1096
1097
1098
1099
1100
1101
						}
						else {
							(*cur)++;
							y++;
							if(bar && (*bar)<height-5) {
								/* gotoxy(1,1); cprintf("bar=%08lX ",bar); */
								(*bar)++; 
deuce's avatar
deuce committed
1102
							}
1103
1104
1105
						}
						if(y==top+height-1) {	/* scroll */
							if(*cur==opts-1) {
1106
								gotoxy(s_left+left+1,s_top+top+height-2);
1107
1108
1109
1110
								textattr(lclr|(bclr<<4));
								putch(' ');	/* delete the down arrow */
							}
							if((*cur)+4==height) {
1111
								gotoxy(s_left+left+1,s_top+top+3);
1112
1113
1114
1115
1116
								textattr(lclr|(bclr<<4));
								putch(30);	/* put the up arrow */
							}
							y--;
							/* gotoxy(1,1); cprintf("\rdebug: %4d ",__LINE__); */
1117
1118
							scroll_text(s_left+left+2,s_top+top+3
								,s_left+left+width-3,s_top+top+height-2,0);
1119
							/* gotoxy(1,1); cprintf("\rdebug: %4d ",__LINE__); */
1120
							uprintf(s_left+left+3,s_top+top+height-2
1121
								,lbclr
1122
1123
1124
								,"%-*.*s",width-4,width-4,option[*cur]);
						}
						else {
1125
1126
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y
1127
1128
								,line);
							for(i=1;i<width*2;i+=2)
1129
								line[i]=lbclr;
deuce's avatar