uifc32.c 66 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
63
64
65
							/* 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

static int   cursor;
static char* helpfile=0;
static uint  helpline=0;
deuce's avatar
deuce committed
66
67
68
static size_t blk_scrn_len;
static char* blk_scrn;
static uchar* tmp_buffer;
69
static uchar* tmp_buffer2;
70
71
72
73
74
75
76
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
77
static void  help(void);
78
static int   ugetstr(int left, int top, int width, char *outstr, int max, long mode, int *lastkey);
79
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
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.													*/
/****************************************************************************/

112
113
void uifc_mouse_enable(void)
{
114
115
116
117
118
	ciomouse_setevents(0);
	ciomouse_addevent(CIOLIB_BUTTON_1_DRAG_START);
	ciomouse_addevent(CIOLIB_BUTTON_1_DRAG_MOVE);
	ciomouse_addevent(CIOLIB_BUTTON_1_DRAG_END);
	ciomouse_addevent(CIOLIB_BUTTON_1_CLICK);
deuce's avatar
deuce committed
119
	ciomouse_addevent(CIOLIB_BUTTON_2_CLICK);
120
	ciomouse_addevent(CIOLIB_BUTTON_3_CLICK);
121
122
123
124
125
126
127
128
129
	showmouse();
}

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

deuce's avatar
deuce committed
130
int kbwait(void) {
131
	int timeout=0;
132
	while(timeout++<50) {
133
		if(kbhit())
134
			return(TRUE);
135
		mswait(1);
136
137
138
139
	}
	return(FALSE);
}

140
int inkey(void)
deuce's avatar
deuce committed
141
142
143
144
{
	int c;

	c=getch();
145
146
	if(!c || c==0xff)
		c|=(getch()<<8);
deuce's avatar
deuce committed
147
148
	return(c);
}
149

150
151
152
153
154
155
156
157
158
159
int uifcini32(uifcapi_t* uifcapi)
{
	int 	i;
	struct	text_info txtinfo;

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

    api=uifcapi;

160
    /* install function handlers */
161
162
163
164
165
166
167
168
    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
169
	api->showbuf=showbuf;
170
	api->timedisplay=timedisplay;
171
	api->getstrxy=ugetstr;
172

173
174
175
176
	/* A esc_delay of less than 10 is stupid... silently override */
	if(api->esc_delay < 10)
		api->esc_delay=25;

177
178
179
180
181
#ifdef NCURSES_VERSION_MAJOR
	if(cio_api.mode==CIOLIB_MODE_CURSES) {
		ESCDELAY=api->esc_delay;
#endif

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
211
212
213
214
215
    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
216
/*        || txtinfo.screenheight>MAX_LINES */
deuce's avatar
deuce committed
217
        || txtinfo.screenwidth<40) {
218
219
220
        textmode(C80);  /* set mode to 80x25*/
        gettextinfo(&txtinfo);
    }
221

222
223

    api->scrn_len=txtinfo.screenheight;
deuce's avatar
deuce committed
224
225
226
    if(api->scrn_len<MIN_LINES) {
        cprintf("\7UIFC: Screen length (%u) must be %d lines or greater\r\n"
            ,api->scrn_len,MIN_LINES);
227
228
229
230
        return(-2);
    }
    api->scrn_len--; /* account for status line */

231
232
    if(txtinfo.screenwidth<40) {
        cprintf("\7UIFC: Screen width (%u) must be at least 40 characters\r\n"
233
234
235
236
237
238
239
            ,txtinfo.screenwidth);
        return(-3);
    }
	api->scrn_width=txtinfo.screenwidth;

    if(!(api->mode&UIFC_COLOR)
        && (api->mode&UIFC_MONO
240
241
242
243
244
245
246
247
            || 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))
	{
248
249
250
251
252
        api->bclr=BLACK;
        api->hclr=WHITE;
        api->lclr=LIGHTGRAY;
        api->cclr=LIGHTGRAY;
			api->lbclr=BLACK|(LIGHTGRAY<<4);	/* lightbar color */
253
    } else {
254
255
256
257
258
        api->bclr=BLUE;
        api->hclr=YELLOW;
        api->lclr=WHITE;
        api->cclr=CYAN;
		api->lbclr=BLUE|(LIGHTGRAY<<4);	/* lightbar color */
259
    }
260

deuce's avatar
deuce committed
261
262
263
264
265
266
267
268
269
270
271
	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);
	}
272
273
274
275
276
	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
277
    for(i=0;i<blk_scrn_len;i+=2) {
278
        blk_scrn[i]='';
279
        blk_scrn[i+1]=api->cclr|(api->bclr<<4);
280
281
282
283
284
    }

    cursor=_NOCURSOR;
    _setcursortype(cursor);

285
	if(cio_api.mouse) {
286
		api->mode|=UIFC_MOUSE;
287
288
		uifc_mouse_enable();
	}
289

290
    return(0);
291
292
}

293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
void docopy(void)
{
	int	key;
	struct mouse_event mevent;
	unsigned char *screen;
	unsigned char *sbuffer;
	int sbufsize=0;
	int x,y,startx,starty,endx,endy,lines;
	int outpos;
	char *copybuf;

	sbufsize=api->scrn_width*2*(api->scrn_len+1);
	screen=(unsigned char*)malloc(sbufsize);
	sbuffer=(unsigned char*)malloc(sbufsize);
	gettext(1,1,api->scrn_width,api->scrn_len+1,screen);
	while(1) {
		key=getch();
		if(key==0 || key==0xff)
			key|=getch()<<8;
		switch(key) {
			case CIO_KEY_MOUSE:
				getmouse(&mevent);
				if(mevent.startx<mevent.endx) {
					startx=mevent.startx;
					endx=mevent.endx;
				}
				else {
					startx=mevent.endx;
					endx=mevent.startx;
				}
				if(mevent.starty<mevent.endy) {
					starty=mevent.starty;
					endy=mevent.endy;
				}
				else {
					starty=mevent.endy;
					endy=mevent.starty;
				}
				switch(mevent.event) {
					case CIOLIB_BUTTON_1_DRAG_MOVE:
						memcpy(sbuffer,screen,sbufsize);
						for(y=starty-1;y<endy;y++) {
							for(x=startx-1;x<endx;x++) {
								int pos=y*api->scrn_width+x;
								if((sbuffer[pos*2+1]&0x70)!=0x10)
									sbuffer[pos*2+1]=sbuffer[pos*2+1]&0x8F|0x10;
								else
									sbuffer[pos*2+1]=sbuffer[pos*2+1]&0x8F|0x60;
								if(((sbuffer[pos*2+1]&0x70)>>4) == (sbuffer[pos*2+1]&0x0F)) {
									sbuffer[pos*2+1]|=0x08;
								}
							}
						}
						puttext(1,1,api->scrn_width,api->scrn_len+1,sbuffer);
						break;
					case CIOLIB_BUTTON_1_DRAG_END:
						lines=abs(mevent.endy-mevent.starty)+1;
						copybuf=malloc((endy-starty+1)*(endx-startx+1)+1+lines*2);
						outpos=0;
						for(y=starty-1;y<endy;y++) {
							for(x=startx-1;x<endx;x++) {
								copybuf[outpos++]=screen[(y*api->scrn_width+x)*2];
							}
							copybuf[outpos++]='\r';
							copybuf[outpos++]='\n';
						}
						copybuf[outpos]=0;
						copytext(copybuf, strlen(copybuf));
						puttext(1,1,api->scrn_width,api->scrn_len+1,screen);
						free(copybuf);
						free(screen);
						free(sbuffer);
						return;
				}
				break;
			default:
				puttext(1,1,api->scrn_width,api->scrn_len+1,screen);
				ungetch(key);
				free(screen);
				free(sbuffer);
				return;
		}
	}
}

378
379
380
381
382
383
384
385
386
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);
387
388
389
390
		if(mevent->event==CIOLIB_BUTTON_1_DRAG_START) {
			docopy();
			return(0);
		}
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
		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);
}

408
409
410
411
void uifcbail(void)
{
	_setcursortype(_NORMALCURSOR);
	textattr(LIGHTGRAY);
412
	uifc_mouse_disable();
413
	clrscr();
deuce's avatar
deuce committed
414
415
416
	FREE_AND_NULL(blk_scrn);
	FREE_AND_NULL(tmp_buffer);
	FREE_AND_NULL(tmp_buffer2);
417
418
419
420
421
422
423
424
}

/****************************************************************************/
/* Clear screen, fill with background attribute, display application title.	*/
/* Returns 0 on success.													*/
/****************************************************************************/
int uscrn(char *str)
{
425
    textattr(api->bclr|(api->cclr<<4));
426
    gotoxy(1,1);
427
    clreol();
428
429
430
431
432
    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);
433
    clreol();
434
	reset_dynamic();
435
	settitle(str);
436
437
438
439
440
441
442
    return(0);
}

/****************************************************************************/
/****************************************************************************/
static void scroll_text(int x1, int y1, int x2, int y2, int down)
{
443
	gettext(x1,y1,x2,y2,tmp_buffer2);
444
	if(down)
445
		puttext(x1,y1+1,x2,y2,tmp_buffer2);
446
	else
447
		puttext(x1,y1,x2,y2-1,tmp_buffer2+(((x2-x1)+1)*2));
448
449
450
451
452
453
454
455
456
457
458
459
460
}

/****************************************************************************/
/* 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) {
461
		uprintf(api->scrn_width-25,1,api->bclr|(api->cclr<<4),utimestr(&now));
462
463
464
465
466
467
468
469
470
471
472
473
		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
474
	while(c && (uchar)str[c-1]<=' ') c--;
475
476
477
478
479
480
481
482
	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
483
	, char *initial_title, char **option)
484
{
485
	uchar line[256],shade[256],*ptr
486
		,search[MAX_OPLN],bline=0,*win;
487
488
489
	int height,y;
	int i,j,opts=0,s=0; /* s=search index into options */
	int	is_redraw=0;
490
491
492
493
494
495
496
497
498
499
	int s_top=SCRN_TOP;
	int s_left=SCRN_LEFT;
	int s_right=SCRN_RIGHT;
	int s_bottom=api->scrn_len-3;
	int hbrdrsize=2;
	int lbrdrwidth=1;
	int rbrdrwidth=1;
	int vbrdrsize=4;
	int tbrdrwidth=3;
	int bbrdrwidth=1;
500
	uint title_len;
501
	struct mouse_event mevnt;
502
	char	*title=NULL;
503
	int	a,b,c,longopt;
504
	int	optheight=0;
505

506
507
	title=strdup(initial_title==NULL?"":initial_title);

508
	uifc_mouse_disable();
509
510

	title_len=strlen(title);
511
512
513

	if(mode&WIN_FAT) {
		s_top=1;
514
		s_left=2;
515
516
		s_right=api->scrn_width-3;  /* Leave space for the shadow */
		s_bottom=api->scrn_len-1;   /* Leave one for the shadow */
517
	}
518
519
520
521
522
523
524
525
526
	if(mode&WIN_NOBRDR) {
		hbrdrsize=0;
		vbrdrsize=0;
		lbrdrwidth=0;
		rbrdrwidth=0;
		tbrdrwidth=0;
		bbrdrwidth=0;
	}

527
528
529
530
531
532
533
	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
534
	while(opts<MAX_OPTS)
535
		if(option[opts]==NULL || option[opts][0]==0)
536
537
			break;
		else opts++;
deuce's avatar
deuce committed
538
	if(mode&WIN_XTR && opts<MAX_OPTS)
539
		opts++;
540
541
	optheight=opts+hbrdrsize+2;
	height=optheight;
542
543
544
	if(mode&WIN_FIXEDHEIGHT) {
		height=api->list_height;
	}
545
546
	if(top+height>s_bottom)
		height=(s_bottom)-top;
547
548
	if(optheight>height)
		optheight=height;
549
550
	if(!width || width<title_len+hbrdrsize+2) {
		width=title_len+hbrdrsize+2;
551
552
		for(i=0;i<opts;i++) {
			truncsp(option[i]);
553
			if((j=strlen(option[i])+hbrdrsize+2+1)>width)
554
				width=j;
555
556
		}
	}
557
558
	if(width>(s_right+1)-s_left) {
		width=(s_right+1)-s_left;
559
560
561
562
563
		if(title_len>(width-hbrdrsize-2)) {
			*(title+width-hbrdrsize-2-3)='.';
			*(title+width-hbrdrsize-2-2)='.';
			*(title+width-hbrdrsize-2-1)='.';
			*(title+width-hbrdrsize-2)=0;
564
			title_len=strlen(title);
565
		}
566
	}
567
	if(mode&WIN_L2R)
deuce's avatar
deuce committed
568
		left=(s_right-s_left-width+1)/2;
569
	else if(mode&WIN_RHT)
570
		left=s_right-(width+hbrdrsize+2+left);
571
	if(mode&WIN_T2B)
deuce's avatar
deuce committed
572
		top=(api->scrn_len-height+1)/2-2;
573
	else if(mode&WIN_BOT)
574
		top=s_bottom-height-top;
575
576
	if(left<0)
		left=0;
577
578
	if(top<0)
		top=0;
579
580
581

	/* Dynamic Menus */
	if(mode&WIN_DYN
582
583
584
			&& cur != NULL
			&& bar != NULL
			&& last_menu_cur==cur
585
586
587
588
			&& last_menu_bar==bar
			&& save_menu_cur==*cur
			&& save_menu_bar==*bar)
		is_redraw=1;
589
590
591
592
	if(mode&WIN_DYN && mode&WIN_REDRAW)
		is_redraw=1;
	if(mode&WIN_DYN && mode&WIN_NODRAW)
		is_redraw=0;
593
594
595
596
597
598

	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);
599
				free(title);
600
				return(-1);
601
			}
602
603
604
605
606
607
			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;
608
			api->savdepth++;
609
610
		}
		else if(mode&WIN_SAV
611
612
613
614
			&& (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 */
615
616
617
618
619
620
			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);
621
				free(title);
622
				return(-1);
623
			}
624
625
626
627
628
629
			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;
630
		}
631
632
633
634
635
	}

	if(!is_redraw) {
		if(mode&WIN_ORG) { /* Clear around menu */
			if(top)
636
				puttext(1,2,api->scrn_width,s_top+top-1,blk_scrn);
637
			if(s_top+height+top<=api->scrn_len)
deuce's avatar
deuce committed
638
				puttext(1,s_top+height+top,api->scrn_width,api->scrn_len,blk_scrn);
639
			if(left)
deuce's avatar
deuce committed
640
				puttext(1,s_top+top,s_left+left-1,s_top+height+top
641
					,blk_scrn);
642
			if(s_left+left+width<=s_right)
deuce's avatar
deuce committed
643
				puttext(s_left+left+width,s_top+top,/* s_right+2 */api->scrn_width
644
					,s_top+height+top,blk_scrn);
645
		}
deuce's avatar
deuce committed
646
		ptr=tmp_buffer;
647
648
		if(!(mode&WIN_NOBRDR)) {
			*(ptr++)='';
649
			*(ptr++)=api->hclr|(api->bclr<<4);
650

651
652
			if(api->mode&UIFC_MOUSE) {
				*(ptr++)='[';
653
				*(ptr++)=api->hclr|(api->bclr<<4);
654
655
				/* *(ptr++)=''; */
				*(ptr++)=0xfe;
656
				*(ptr++)=api->lclr|(api->bclr<<4);
657
				*(ptr++)=']';
658
				*(ptr++)=api->hclr|(api->bclr<<4);
659
				*(ptr++)='[';
660
				*(ptr++)=api->hclr|(api->bclr<<4);
661
				*(ptr++)='?';
662
				*(ptr++)=api->lclr|(api->bclr<<4);
663
				*(ptr++)=']';
664
				*(ptr++)=api->hclr|(api->bclr<<4);
665
666
667
668
669
670
671
672
673
674
675
676
				i=6;
				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;
			}
			else
				i=0;

			for(;i<width-2;i++) {
				*(ptr++)='';
677
				*(ptr++)=api->hclr|(api->bclr<<4);
678
679
			}
			*(ptr++)='';
680
			*(ptr++)=api->hclr|(api->bclr<<4);
681
			*(ptr++)='';
682
			*(ptr++)=api->hclr|(api->bclr<<4);
683
684
685
686
			a=title_len;
			b=(width-a-1)/2;
			for(i=0;i<b;i++) {
				*(ptr++)=' ';
687
				*(ptr++)=api->hclr|(api->bclr<<4);
688
689
690
			}
			for(i=0;i<a;i++) {
				*(ptr++)=title[i];
691
				*(ptr++)=api->hclr|(api->bclr<<4);
692
693
694
			}
			for(i=0;i<width-(a+b)-2;i++) {
				*(ptr++)=' ';
695
				*(ptr++)=api->hclr|(api->bclr<<4);
696
697
			}
			*(ptr++)='';
698
			*(ptr++)=api->hclr|(api->bclr<<4);
699
			*(ptr++)='';
700
			*(ptr++)=api->hclr|(api->bclr<<4);
701
702
			for(i=0;i<width-2;i++) {
				*(ptr++)='';
703
				*(ptr++)=api->hclr|(api->bclr<<4);
704
705
			}
			*(ptr++)='';
706
			*(ptr++)=api->hclr|(api->bclr<<4);
707
708
709
710
711
712
		}

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

		if(!bar) {
713
714
715
716
			if((*cur)>height-vbrdrsize-1)
				(*cur)=height-vbrdrsize-1;
			if((*cur)>opts-1)
				(*cur)=opts-1;
717
			i=0;
718
719
720
721
		}
		else {
			if((*bar)>=opts)
				(*bar)=opts-1;
722
723
			if((*bar)>height-vbrdrsize-1)
				(*bar)=height-vbrdrsize-1;
724
			if((*cur)==opts-1)
725
726
727
				(*bar)=height-vbrdrsize-1;
			if((*bar)>opts-1)
				(*bar)=opts-1;
728
729
730
731
732
			if((*bar)<0)
				(*bar)=0;
			if((*cur)<(*bar))
				(*cur)=(*bar);
			i=(*cur)-(*bar);
733
734
735
736
			if(i+(height-vbrdrsize-1)>=opts) {
				i=opts-(height-vbrdrsize);
				if(i<0)
					i=0;
737
738
				(*cur)=i+(*bar);
			}
739
740
741
		}
		if((*cur)<0)
			(*cur)=0;
742

743
744
745
		j=0;
		if(i<0) i=0;
		longopt=0;
746
		while(j<height-vbrdrsize) {
747
			if(!(mode&WIN_NOBRDR)) {
748
				*(ptr++)='';
749
				*(ptr++)=api->hclr|(api->bclr<<4);
750
751
			}
			*(ptr++)=' ';
752
			*(ptr++)=api->hclr|(api->bclr<<4);
753
			*(ptr++)='';
754
			*(ptr++)=api->lclr|(api->bclr<<4);
755
			if(i==(*cur))
756
				a=api->lbclr;
757
			else
758
759
760
761
762
763
764
765
766
767
768
				a=api->lclr|(api->bclr<<4);
			if(i<opts) {
				b=strlen(option[i]);
				if(b>longopt)
					longopt=b;
				if(b+hbrdrsize+2>width)
					b=width-hbrdrsize-2;
				for(c=0;c<b;c++) {
					*(ptr++)=option[i][c];
					*(ptr++)=a; 
				}
769
			}
770
771
			else
				c=0;
772
			while(c<width-hbrdrsize-2) {
773
				*(ptr++)=' ';
774
775
776
777
				*(ptr++)=a;
				c++;
			}
			if(!(mode&WIN_NOBRDR)) {
778
				*(ptr++)='';
779
				*(ptr++)=api->hclr|(api->bclr<<4);
780
			}
781
782
783
784
			i++;
			j++; 
		}
		if(!(mode&WIN_NOBRDR)) {
785
			*(ptr++)='';
786
			*(ptr++)=api->hclr|(api->bclr<<4);
787
788
			for(i=0;i<width-2;i++) {
				*(ptr++)='';
789
				*(ptr++)=api->hclr|(api->bclr<<4); 
790
791
			}
			*(ptr++)='';
792
			*(ptr)=api->hclr|(api->bclr<<4);	/* Not incremented to shut ot BCC */
793
794
795
796
797
798
799
800
801
802
		}
		puttext(s_left+left,s_top+top,s_left+left+width-1
			,s_top+top+height-1,tmp_buffer);
		if(bar)
			y=top+tbrdrwidth+(*bar);
		else
			y=top+tbrdrwidth+(*cur);
		if(opts+vbrdrsize>height && ((!bar && (*cur)!=opts-1)
			|| (bar && ((*cur)-(*bar))+(height-vbrdrsize)<opts))) {
			gotoxy(s_left+left+lbrdrwidth,s_top+top+height-bbrdrwidth-1);
803
			textattr(api->lclr|(api->bclr<<4));
804
			putch(31);	   /* put down arrow */
805
			textattr(api->hclr|(api->bclr<<4)); 
806
		}
807

808
809
		if(bar && (*bar)!=(*cur)) {
			gotoxy(s_left+left+lbrdrwidth,s_top+top+tbrdrwidth);
810
			textattr(api->lclr|(api->bclr<<4));
811
			putch(30);	   /* put the up arrow */
812
			textattr(api->hclr|(api->bclr<<4)); 
813
		}
814

815
816
		if(!(mode&WIN_NOBRDR)) {
			/* Shadow */
817
			if(api->bclr==BLUE) {
818
819
				gettext(s_left+left+width,s_top+top+1,s_left+left+width+1
					,s_top+top+height-1,shade);
820
821
				for(i=1;i<height*4;i+=2)
					shade[i]=DARKGRAY;
822
823
824
825
				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);
826
827
				for(i=1;i<width*2;i+=2)
					shade[i]=DARKGRAY;
828
829
				puttext(s_left+left+2,s_top+top+height,s_left+left+width+1
					,s_top+top+height,shade);
830
			}
831
		}
832
833
834
835
836
837
	}
	else {	/* Is a redraw */
		i=(*cur)-(*bar);
		j=2;

		longopt=0;
838
		while(j<height-bbrdrwidth-1) {
deuce's avatar
deuce committed
839
			ptr=tmp_buffer;
840
			if(i==(*cur))
841
				a=api->lbclr;
842
			else
843
844
845
846
847
848
849
850
851
852
853
				a=api->lclr|(api->bclr<<4);
			if(i<opts) {
				b=strlen(option[i]);
				if(b>longopt)
					longopt=b;
				if(b+hbrdrsize+2>width)
					b=width-hbrdrsize-2;
				for(c=0;c<b;c++) {
					*(ptr++)=option[i][c];
					*(ptr++)=a; 
				}
854
			}
855
856
			else
				c=0;
857
			while(c<width-hbrdrsize-2) {
858
859
860
861
862
863
				*(ptr++)=' ';
				*(ptr++)=a;
				c++; 
			}
			i++;
			j++; 
864
865
			puttext(s_left+left+lbrdrwidth+2,s_top+top+j,s_left+left+width-rbrdrwidth-1
				,s_top+top+j,tmp_buffer);
866
867
		}
		if(bar)
868
			y=top+tbrdrwidth+(*bar);
869
		else
870
			y=top+tbrdrwidth+(*cur);
871
	}
872
	free(title);
873
874
875

	last_menu_cur=cur;
	last_menu_bar=bar;
876
877
	if(mode&WIN_IMM)
		return(-2);
878

879
	uifc_mouse_enable();
880

881
882
883
884
885
886
887
888
	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;
889
890
		if(kbwait()) {
			i=inkey();
891
			if(i==CIO_KEY_MOUSE) {
892
				if((i=uifc_getmouse(&mevnt))==0) {
893
					/* Clicked in menu */
894
895
896
					if(mevnt.startx>=s_left+left+lbrdrwidth+2
							&& mevnt.startx<=s_left+left+width-rbrdrwidth-1
							&& mevnt.starty>=s_top+top+tbrdrwidth
897
							&& mevnt.starty<=(s_top+top+optheight)-bbrdrwidth-1
898
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
899

900
						(*cur)=(mevnt.starty)-(s_top+top+tbrdrwidth);
901
902
						if(bar)
							(*bar)=(*cur);
903
						y=top+tbrdrwidth+((mevnt.starty)-(s_top+top+tbrdrwidth));
904

905
						if(!opts)
906
907
908
							continue;

						if(mode&WIN_ACT) {
909
							uifc_mouse_disable();
910
911
912
913
914
915
916
917
							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)
918
								win[i]=api->lclr|(api->cclr<<4);
919
							j=(((y-top)*width)*2)+7+((width-hbrdrsize-2)*2);
920
							for(i=(((y-top)*width)*2)+7;i<j;i+=2)
921
								win[i]=api->hclr|(api->cclr<<4);
922
923
924
925

							puttext(s_left+left,s_top+top,s_left
								+left+width-1,s_top+top+height-1,win);
							free(win);
926
							uifc_mouse_enable();
927
928
						}
						else if(mode&WIN_SAV) {
929
							uifc_mouse_disable();
930
931
932
							puttext(sav[api->savnum].left,sav[api->savnum].top
								,sav[api->savnum].right,sav[api->savnum].bot
								,sav[api->savnum].buf);
933
							uifc_mouse_enable();
934
935
936
							free(sav[api->savnum].buf);
							api->savdepth--;
						}
937
938
						if(mode&WIN_XTR && (*cur)==opts-1)
							return(MSK_INS|*cur);
939
940
941
						return(*cur);
					}
					/* Clicked Scroll Up */
942
943
					else if(mevnt.startx==s_left+left+lbrdrwidth
							&& mevnt.starty==s_top+top+tbrdrwidth
944
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
945
						i=CIO_KEY_PPAGE;
946
947
					}
					/* Clicked Scroll Down */
948
949
					else if(mevnt.startx==s_left+left+lbrdrwidth
							&& mevnt.starty==(s_top+top+height)-bbrdrwidth-1
950
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
951
						i=CIO_KEY_NPAGE;
952
					}
deuce's avatar
deuce committed
953
					/* Clicked Outside of Window */
954
					else if((mevnt.startx<s_left+left
deuce's avatar
deuce committed
955
956
957
							|| mevnt.startx>s_left+left+width-1
							|| mevnt.starty<s_top+top
							|| mevnt.starty>s_top+top+height-1)
958
959
							&& (mevnt.event==CIOLIB_BUTTON_1_CLICK
							|| mevnt.event==CIOLIB_BUTTON_3_CLICK))
deuce's avatar
deuce committed
960
						i=ESC;
961
962
				}
			}
963
964
965
966
967
968
969
970
971
972
973
974
975
			/* 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:
976
977
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_HOME;
978
979
					break;
				case CTRL_E:
980
981
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_END;
982
983
					break;
				case CTRL_U:
984
985
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_PPAGE;
986
987
					break;
				case CTRL_D:
988
989
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_NPAGE;
990
991
					break;
				case CTRL_Z:
992
993
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(1);	/* help */
994
995
					break;
				case CTRL_C:
996
997
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(5);	/* copy */
998
999
					break;
				case CTRL_V:
1000
1001
					if(!(api->mode&UIFC_NOCTRL))
						i=CIO_KEY_F(6);	/* paste */
1002
1003
					break;
			}
1004
1005
1006
1007
			if(i>255) {
				s=0;
				switch(i) {
					/* ToDo extended keys */
1008
					case CIO_KEY_HOME:	/* home */
1009
1010
						if(!opts)
							break;
1011
						if(opts+vbrdrsize>optheight) {
1012
							gotoxy(s_left+left+lbrdrwidth,s_top+top+tbrdrwidth);
1013
							textattr(api->lclr|(api->bclr<<4));
1014
							putch(' ');    /* Delete the up arrow */
1015
							gotoxy(s_left+left+lbrdrwidth,s_top+top+height-bbrdrwidth-1);
1016
							putch(31);	   /* put the down arrow */
1017
							uprintf(s_left+left+lbrdrwidth+2,s_top+top+tbrdrwidth
1018
								,api->lbclr
1019
								,"%-*.*s",width-hbrdrsize-2,width-hbrdrsize-2,option[0]);
1020
							for(i=1;i<optheight-vbrdrsize;i++)    /* re-display options */
1021
								uprintf(s_left+left+lbrdrwidth+2,s_top+top+tbrdrwidth+i
1022
									,api->lclr|(api->bclr<<4)
1023
									,"%-*.*s",width-hbrdrsize-2,width-hbrdrsize-2,option[i]);
1024
1025
1026
							(*cur)=0;
							if(bar)
								(*bar)=0;
1027
							y=top+tbrdrwidth;
1028
1029
							break; 
						}
1030
1031
						gettext(s_left+left+lbrdrwidth+2,s_top+y
							,s_left+left+width-rbrdrwidth-1,s_top+y,line);
1032
						for(i=1;i<width*2;i+=2)
1033
							line[i]=api->lclr|(api->bclr<<4);
1034
1035
						puttext(s_left+left+lbrdrwidth+2,s_top+y
							,s_left+left+width-rbrdrwidth-1,s_top+y,line);
1036
1037
1038
						(*cur)=0;
						if(bar)
							(*bar)=0;
1039
1040
1041
						y=top+tbrdrwidth;
						gettext(s_left+lbrdrwidth+2+left,s_top+y
							,s_left+left+width-rbrdrwidth-1,s_top+y,line);
1042
						for(i=1;i<width*2;i+=2)
1043
							line[i]=api->lbclr;
1044
1045
						puttext(s_left+lbrdrwidth+2+left,s_top+y
							,s_left+left+width-rbrdrwidth-1,s_top+y,line);
1046
						break;
1047
					case CIO_KEY_UP:	/* up arrow */
1048
1049
						if(!opts)
							break;
1050
						if(!(*cur) && opts+vbrdrsize>optheight) {
1051
							gotoxy(s_left+left+lbrdrwidth,s_top+top+tbrdrwidth); /* like end */
1052
							textattr(api->lclr|(api->bclr<<4));
1053
							putch(30);	   /* put the up arrow */
1054
							gotoxy(s_left+left+lbrdrwidth,s_top+top+height-bbrdrwidth-1);
1055
							putch(' ');    /* delete the down arrow */
1056
							for(i=(opts+vbrdrsize)-optheight,j=0;i<opts;i++,j++)
1057
								uprintf(s_left+left+