uifc32.c 51.2 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
11
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
/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
 * Copyright 2003 Rob Swindell - http://www.synchro.net/copyright.html		*
 *																			*
 * 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
	#include "ciowrap.h"
    #define mswait(x) delay(x)
deuce's avatar
deuce committed
46
47
48
49
50
51
	#if defined(putch) && defined(NO_ECHOCHAR)
		#undef putch
	#endif
	#if !defined(putch)
    	#define putch(x)	_putch(x,TRUE)
	#endif
52
    #define clreol()	clrtoeol()
53
54
55
56
#elif defined(_WIN32)
	#include <share.h>
	#include <conio.h>
	#include <windows.h>
57
	#include "keys.h"
58
59
60
61
	#define mswait(x) Sleep(x)
#endif

#include "uifc.h"
62
#define MAX_GETSTR	5120
63
64
65
66
67
68
69
70
							/* 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

71
static char  hclr,lclr,bclr,cclr,lbclr;
72
73
74
static int   cursor;
static char* helpfile=0;
static uint  helpline=0;
deuce's avatar
deuce committed
75
76
77
static size_t blk_scrn_len;
static char* blk_scrn;
static uchar* tmp_buffer;
78
static uchar* tmp_buffer2;
79
80
81
82
83
84
85
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
86
static void  help(void);
87
static int   ugetstr(int left, int top, int width, char *outstr, int max, long mode, int *lastkey);
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
113
114
115
116
117
118
119
120
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.													*/
/****************************************************************************/

deuce's avatar
deuce committed
121
int kbwait(void) {
122
	int timeout=0;
123
	while(timeout++<50) {
124
		if(kbhit())
125
			return(TRUE);
126
		mswait(1);
127
128
129
130
	}
	return(FALSE);
}

131
132
133
#ifdef _WIN32

int inkey()
134
{
135
136
137
	char str[128];
	INPUT_RECORD input;
	DWORD num=0;
138

139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
	while(1) {
		if(!ReadConsoleInput(GetStdHandle(STD_INPUT_HANDLE), &input, 1, &num)
			|| !num || input.EventType!=KEY_EVENT)
			continue;

		if(!input.Event.KeyEvent.bKeyDown)
			continue;
#if 0
		sprintf(str,"keydown=%d\n",input.Event.KeyEvent.bKeyDown);
		OutputDebugString(str);
		sprintf(str,"repeat=%d\n",input.Event.KeyEvent.wRepeatCount);
		OutputDebugString(str);
		sprintf(str,"keycode=%x\n",input.Event.KeyEvent.wVirtualKeyCode);
		OutputDebugString(str);
		sprintf(str,"scancode=%x\n",input.Event.KeyEvent.wVirtualScanCode);
		OutputDebugString(str);
		sprintf(str,"ascii=%d\n",input.Event.KeyEvent.uChar.AsciiChar);
		OutputDebugString(str);
		sprintf(str,"dwControlKeyState=%lx\n",input.Event.KeyEvent.dwControlKeyState);
		OutputDebugString(str);
159
#endif
160
161
162
163
164
165
166
167

		if(input.Event.KeyEvent.uChar.AsciiChar)
			return(input.Event.KeyEvent.uChar.AsciiChar);

		return(input.Event.KeyEvent.wVirtualScanCode<<8);
	}

	return(0);
168
}
169

170
171
172
173
174
175
#else 

	#define inkey() getch()

#endif

176
177
178
179
int uifcini32(uifcapi_t* uifcapi)
{
	int 	i;
	struct	text_info txtinfo;
180
181
182
#ifdef _WIN32
	DWORD	conmode;
#endif
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197

    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
198
	api->showbuf=showbuf;
199
	api->timedisplay=timedisplay;
200
	api->getstrxy=ugetstr;
201

202
203
204
205
	/* A esc_delay of less than 10 is stupid... silently override */
	if(api->esc_delay < 10)
		api->esc_delay=25;

206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
#ifdef __unix__
	initciowrap(api->mode);
	#ifdef NCURSES_VERSION_MAJOR
		ESCDELAY=api->esc_delay;
	#endif
#else
    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;
        }
    }
#endif

    clrscr();

    gettextinfo(&txtinfo);
#ifdef _WIN32
    /* unsupported mode? */
    if(txtinfo.screenheight<MIN_LINES
deuce's avatar
deuce committed
248
/*        || txtinfo.screenheight>MAX_LINES */
249
250
251
252
        || txtinfo.screenwidth<80) {
        textmode(C80);  /* set mode to 80x25*/
        gettextinfo(&txtinfo);
    }
253
254
255

	if(GetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), &conmode))
		SetConsoleMode(GetStdHandle(STD_INPUT_HANDLE), conmode&=~ENABLE_PROCESSED_INPUT);
256
257
258
#endif

    api->scrn_len=txtinfo.screenheight;
deuce's avatar
deuce committed
259
260
261
    if(api->scrn_len<MIN_LINES) {
        cprintf("\7UIFC: Screen length (%u) must be %d lines or greater\r\n"
            ,api->scrn_len,MIN_LINES);
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
        return(-2);
    }
    api->scrn_len--; /* account for status line */

    if(txtinfo.screenwidth<80) {
        cprintf("\7UIFC: Screen width (%u) must be at least 80 characters\r\n"
            ,txtinfo.screenwidth);
        return(-3);
    }
	api->scrn_width=txtinfo.screenwidth;

    if(!(api->mode&UIFC_COLOR)
        && (api->mode&UIFC_MONO
            || txtinfo.currmode==MONO || txtinfo.currmode==BW80)) {
        bclr=BLACK;
        hclr=WHITE;
        lclr=LIGHTGRAY;
        cclr=LIGHTGRAY;
280
281
282
283
284
285
#ifdef __unix__
		if(txtinfo.currmode==MONO)
			lbclr=WHITE|(BLACK<<4);		/* no color on curses means no inverse either */
		else
#endif
			lbclr=BLACK|(LIGHTGRAY<<4);	/* lightbar color */
286
287
288
289
290
    } else {
        bclr=BLUE;
        hclr=YELLOW;
        lclr=WHITE;
        cclr=CYAN;
291
		lbclr=BLUE|(LIGHTGRAY<<4);	/* lightbar color */
292
    }
293

deuce's avatar
deuce committed
294
295
296
297
298
299
300
301
302
303
304
	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);
	}
305
306
307
308
309
	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
310
    for(i=0;i<blk_scrn_len;i+=2) {
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
        blk_scrn[i]='';
        blk_scrn[i+1]=cclr|(bclr<<4);
    }

    cursor=_NOCURSOR;
    _setcursortype(cursor);

    return(0);
}

void uifcbail(void)
{
	_setcursortype(_NORMALCURSOR);
	textattr(LIGHTGRAY);
	clrscr();
#ifdef __unix__
	nl();
	nocbreak();
	noraw();
	refresh();
	endwin();
#endif
deuce's avatar
deuce committed
333
334
	FREE(blk_scrn);
	FREE(tmp_buffer);
335
	FREE(tmp_buffer2);
336
337
338
339
340
341
342
343
344
345
}

/****************************************************************************/
/* Clear screen, fill with background attribute, display application title.	*/
/* Returns 0 on success.													*/
/****************************************************************************/
int uscrn(char *str)
{
    textattr(bclr|(cclr<<4));
    gotoxy(1,1);
346
    clreol();
347
348
349
350
351
    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);
352
    clreol();
353
354
355
356
357
358
359
360
	reset_dynamic();
    return(0);
}

/****************************************************************************/
/****************************************************************************/
static void scroll_text(int x1, int y1, int x2, int y2, int down)
{
361
	gettext(x1,y1,x2,y2,tmp_buffer2);
362
	if(down)
363
		puttext(x1,y1+1,x2,y2,tmp_buffer2);
364
	else
365
		puttext(x1,y1,x2,y2-1,tmp_buffer2+(((x2-x1)+1)*2));
366
367
368
369
370
371
372
373
374
375
376
377
378
}

/****************************************************************************/
/* 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) {
379
		uprintf(api->scrn_width-25,1,bclr|(cclr<<4),utimestr(&now));
380
381
382
383
384
385
386
387
388
389
390
391
		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
392
	while(c && (uchar)str[c-1]<=' ') c--;
393
394
395
396
397
398
399
400
401
402
	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
	, char *title, char **option)
{
deuce's avatar
deuce committed
403
	uchar line[256],shade[256],*ptr,a,b,c,longopt
404
405
406
407
		,search[MAX_OPLN],bline=0;
	int height,y;
	int i,j,opts=0,s=0; /* s=search index into options */
	int	is_redraw=0;
deuce's avatar
deuce committed
408
409
410
411
	uint s_top=SCRN_TOP;
	uint s_left=SCRN_LEFT;
	uint s_right=SCRN_RIGHT;
	uint s_bottom=api->scrn_len-3;
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
428
429
		if(option[opts][0]==0)
			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
437
438
439
	if(!width || width<strlen(title)+6) {
		width=strlen(title)+6;
		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
446
447
448
449
450
		if(strlen(title)>(width-4)) {
			*(title+width-7)='.';
			*(title+width-6)='.';
			*(title+width-5)='.';
			*(title+width-4)=0;
		}
451
	}
452
	if(mode&WIN_L2R)
deuce's avatar
deuce committed
453
		left=(s_right-s_left-width+1)/2;
454
	else if(mode&WIN_RHT)
deuce's avatar
deuce committed
455
		left=s_right-(width+4+left);
456
	if(mode&WIN_T2B)
deuce's avatar
deuce committed
457
		top=(api->scrn_len-height+1)/2-2;
458
	else if(mode&WIN_BOT)
459
		top=s_bottom-height-top;
460
461
	if(left<0)
		left=0;
462
463
	if(top<0)
		top=0;
464
465
466

	/* Dynamic Menus */
	if(mode&WIN_DYN
467
468
469
			&& cur != NULL
			&& bar != NULL
			&& last_menu_cur==cur
470
471
472
473
			&& last_menu_bar==bar
			&& save_menu_cur==*cur
			&& save_menu_bar==*bar)
		is_redraw=1;
474
475
476
477
	if(mode&WIN_DYN && mode&WIN_REDRAW)
		is_redraw=1;
	if(mode&WIN_DYN && mode&WIN_NODRAW)
		is_redraw=0;
478
479
480
481
482
483

	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);
484
				return(-1);
485
			}
486
487
488
489
490
491
			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;
492
			api->savdepth++;
493
494
		}
		else if(mode&WIN_SAV
495
496
497
498
			&& (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 */
499
500
501
502
503
504
			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);
505
				return(-1);
506
			}
507
508
509
510
511
512
			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;
513
		}
514
515
516
517
518
	}

	if(!is_redraw) {
		if(mode&WIN_ORG) { /* Clear around menu */
			if(top)
519
				puttext(1,2,api->scrn_width,s_top+top-1,blk_scrn);
520
			if(s_top+height+top<=api->scrn_len)
deuce's avatar
deuce committed
521
				puttext(1,s_top+height+top,api->scrn_width,api->scrn_len,blk_scrn);
522
			if(left)
deuce's avatar
deuce committed
523
				puttext(1,s_top+top,s_left+left-1,s_top+height+top
524
					,blk_scrn);
525
			if(s_left+left+width<=s_right)
deuce's avatar
deuce committed
526
				puttext(s_left+left+width,s_top+top,/* s_right+2 */api->scrn_width
527
					,s_top+height+top,blk_scrn);
528
		}
deuce's avatar
deuce committed
529
		ptr=tmp_buffer;
530
531
532
533
534
535
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);

		i=0;
		for(;i<width-2;i++) {
			*(ptr++)='';
536
			*(ptr++)=hclr|(bclr<<4);
537
538
539
540
541
542
543
544
545
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		a=strlen(title);
		b=(width-a-1)/2;
		for(i=0;i<b;i++) {
			*(ptr++)=' ';
546
			*(ptr++)=hclr|(bclr<<4);
547
548
549
		}
		for(i=0;i<a;i++) {
			*(ptr++)=title[i];
550
			*(ptr++)=hclr|(bclr<<4);
551
552
553
		}
		for(i=0;i<width-(a+b)-2;i++) {
			*(ptr++)=' ';
554
			*(ptr++)=hclr|(bclr<<4);
555
556
557
558
559
560
561
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);
		for(i=0;i<width-2;i++) {
			*(ptr++)='';
562
			*(ptr++)=hclr|(bclr<<4);
563
564
565
566
567
568
569
570
571
572
		}
		*(ptr++)='';
		*(ptr++)=hclr|(bclr<<4);

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

		if(!bar) {
			if((*cur)>height-5)
				(*cur)=height-5;
573
			i=0;
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
		}
		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))
606
					a=lbclr;
607
608
609
610
611
612
613
614
615
616
617
618
619
620
				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;
621
					c++;
622
623
624
625
626
627
628
629
630
631
632
633
634
				}
				*(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
635
			*(ptr)=hclr|(bclr<<4);	/* Not incremented to shut ot BCC */
636
			puttext(s_left+left,s_top+top,s_left+left+width-1
deuce's avatar
deuce committed
637
				,s_top+top+height-1,tmp_buffer);
638
639
640
641
642
643
			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))) {
644
				gotoxy(s_left+left+1,s_top+top+height-2);
645
646
647
648
649
650
				textattr(lclr|(bclr<<4));
				putch(31);	   /* put down arrow */
				textattr(hclr|(bclr<<4)); 
			}

			if(bar && (*bar)!=(*cur)) {
651
				gotoxy(s_left+left+1,s_top+top+3);
652
653
654
655
656
657
				textattr(lclr|(bclr<<4));
				putch(30);	   /* put the up arrow */
				textattr(hclr|(bclr<<4)); 
			}

			if(bclr==BLUE) {
658
659
				gettext(s_left+left+width,s_top+top+1,s_left+left+width+1
					,s_top+top+height-1,shade);
660
661
				for(i=1;i<height*4;i+=2)
					shade[i]=DARKGRAY;
662
663
664
665
				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);
666
667
				for(i=1;i<width*2;i+=2)
					shade[i]=DARKGRAY;
668
669
				puttext(s_left+left+2,s_top+top+height,s_left+left+width+1
					,s_top+top+height,shade);
670
671
672
673
674
675
676
677
			}
	}
	else {	/* Is a redraw */
		i=(*cur)-(*bar);
		j=2;

		longopt=0;
		while(j<height-2 && i<opts) {
deuce's avatar
deuce committed
678
			ptr=tmp_buffer;
679
			if(i==(*cur))
680
				a=lbclr;
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
			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++; 
699
			puttext(s_left+left+3,s_top+top+j,s_left+left+width-2
deuce's avatar
deuce committed
700
				,s_top+top+j,tmp_buffer); 
701
702
703
704
705
706
707
708
709
		}
		if(bar)
			y=top+3+(*bar);
		else
			y=top+3+(*cur);
	}

	last_menu_cur=cur;
	last_menu_bar=bar;
710
711
	if(mode&WIN_IMM)
		return(-2);
712
713
714
715
716
717
718
719
	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;
720
721
		if(kbwait()) {
			i=inkey();
722
723
724
725
726
727
728
729
730
731
			if(i==KEY_BACKSPACE || i==BS)
				i=ESC;
			if(i>255) {
				s=0;
				switch(i) {
					/* ToDo extended keys */
					case KEY_HOME:	/* home */
						if(!opts)
							break;
						if(opts+4>height) {
732
							gotoxy(s_left+left+1,s_top+top+3);
733
734
							textattr(lclr|(bclr<<4));
							putch(' ');    /* Delete the up arrow */
735
							gotoxy(s_left+left+1,s_top+top+height-2);
736
							putch(31);	   /* put the down arrow */
737
							uprintf(s_left+left+3,s_top+top+3
738
								,lbclr
739
740
								,"%-*.*s",width-4,width-4,option[0]);
							for(i=1;i<height-4;i++)    /* re-display options */
741
								uprintf(s_left+left+3,s_top+top+3+i
742
743
744
745
746
747
748
749
									,lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=0;
							if(bar)
								(*bar)=0;
							y=top+3;
							break; 
						}
750
751
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
752
753
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
754
755
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
756
757
758
759
						(*cur)=0;
						if(bar)
							(*bar)=0;
						y=top+3;
760
761
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
762
						for(i=1;i<width*2;i+=2)
763
							line[i]=lbclr;
764
765
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
766
767
768
769
770
						break;
					case KEY_UP:	/* up arrow */
						if(!opts)
							break;
						if(!(*cur) && opts+4>height) {
771
							gotoxy(s_left+left+1,s_top+top+3); /* like end */
772
773
							textattr(lclr|(bclr<<4));
							putch(30);	   /* put the up arrow */
774
							gotoxy(s_left+left+1,s_top+top+height-2);
775
776
							putch(' ');    /* delete the down arrow */
							for(i=(opts+4)-height,j=0;i<opts;i++,j++)
777
								uprintf(s_left+left+3,s_top+top+3+j
778
									,i==opts-1 ? lbclr
779
780
781
782
783
784
785
786
										: lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=opts-1;
							if(bar)
								(*bar)=height-5;
							y=top+height-2;
							break; 
						}
787
788
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
789
790
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
791
792
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
793
794
795
796
797
798
799
800
801
802
803
804
805
806
						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)) {
807
								gotoxy(s_left+left+1,s_top+top+3);
808
809
810
811
								textattr(lclr|(bclr<<4));
								putch(' '); /* delete the up arrow */
							}  
							if((*cur)+height-4==opts-1) {
812
								gotoxy(s_left+left+1,s_top+top+height-2);
813
814
815
816
								textattr(lclr|(bclr<<4));
								putch(31);	/* put the dn arrow */
							}
							y++;
817
818
819
							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
820
								,lbclr
821
822
823
								,"%-*.*s",width-4,width-4,option[*cur]);
						}
						else {
824
825
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
826
							for(i=1;i<width*2;i+=2)
827
								line[i]=lbclr;
828
829
							puttext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
830
831
						}
						break;
deuce's avatar
deuce committed
832
833
					case KEY_PPAGE:	/* PgUp */
						if(!opts)
834
							break;
deuce's avatar
deuce committed
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
						*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++)
853
							uprintf(s_left+left+3,s_top+top+3+j
deuce's avatar
deuce committed
854
855
								,i==*cur ? lbclr
									: lclr|(bclr<<4)
856
								,"%-*.*s",width-4,width-4,option[i]);
deuce's avatar
deuce committed
857
858
859
860
861
862
863
						break;
					case KEY_NPAGE:	/* PgDn */
						if(!opts)
							break;
						*cur += (height-5);
						if(*cur>opts-1)
							*cur = opts-1;
864
						if(bar)
deuce's avatar
deuce committed
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
							*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]);
883
884
885
886
887
						break;
					case KEY_END:	/* end */
						if(!opts)
							break;
						if(opts+4>height) {	/* Scroll mode */
888
							gotoxy(s_left+left+1,s_top+top+3);
889
890
							textattr(lclr|(bclr<<4));
							putch(30);	   /* put the up arrow */
891
							gotoxy(s_left+left+1,s_top+top+height-2);
892
893
							putch(' ');    /* delete the down arrow */
							for(i=(opts+4)-height,j=0;i<opts;i++,j++)
894
								uprintf(s_left+left+3,s_top+top+3+j
895
									,i==opts-1 ? lbclr
896
897
898
899
900
901
902
903
										: lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=opts-1;
							y=top+height-2;
							if(bar)
								(*bar)=height-5;
							break; 
						}
904
905
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
906
907
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
908
909
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
910
911
912
913
						(*cur)=opts-1;
						y=top+height-2;
						if(bar)
							(*bar)=height-5;
914
915
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
916
						for(i=1;i<148;i+=2)
917
							line[i]=lbclr;
918
919
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
920
921
922
923
924
						break;
					case KEY_DOWN:	/* dn arrow */
						if(!opts)
							break;
						if((*cur)==opts-1 && opts+4>height) { /* like home */
925
							gotoxy(s_left+left+1,s_top+top+3);
926
927
							textattr(lclr|(bclr<<4));
							putch(' ');    /* Delete the up arrow */
928
							gotoxy(s_left+left+1,s_top+top+height-2);
929
							putch(31);	   /* put the down arrow */
930
							uprintf(s_left+left+3,s_top+top+3
931
								,lbclr
932
933
								,"%-*.*s",width-4,width-4,option[0]);
							for(i=1;i<height-4;i++)    /* re-display options */
934
								uprintf(s_left+left+3,s_top+top+3+i
935
936
937
938
939
940
941
942
									,lclr|(bclr<<4)
									,"%-*.*s",width-4,width-4,option[i]);
							(*cur)=0;
							y=top+3;
							if(bar)
								(*bar)=0;
							break; 
						}
943
944
						gettext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
945
946
						for(i=1;i<width*2;i+=2)
							line[i]=lclr|(bclr<<4);
947
948
						puttext(s_left+3+left,s_top+y
							,s_left+left+width-2,s_top+y,line);
949
950
951
952
953
954
						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
955
							}
956
957
958
959
960
961
962
						}
						else {
							(*cur)++;
							y++;
							if(bar && (*bar)<height-5) {
								/* gotoxy(1,1); cprintf("bar=%08lX ",bar); */
								(*bar)++; 
deuce's avatar
deuce committed
963
							}
964
965
966
						}
						if(y==top+height-1) {	/* scroll */
							if(*cur==opts-1) {
967
								gotoxy(s_left+left+1,s_top+top+height-2);
968
969
970
971
								textattr(lclr|(bclr<<4));
								putch(' ');	/* delete the down arrow */
							}
							if((*cur)+4==height) {
972
								gotoxy(s_left+left+1,s_top+top+3);
973
974
975
976
977
								textattr(lclr|(bclr<<4));
								putch(30);	/* put the up arrow */
							}
							y--;
							/* gotoxy(1,1); cprintf("\rdebug: %4d ",__LINE__); */
978
979
							scroll_text(s_left+left+2,s_top+top+3
								,s_left+left+width-3,s_top+top+height-2,0);
980
							/* gotoxy(1,1); cprintf("\rdebug: %4d ",__LINE__); */
981
							uprintf(s_left+left+3,s_top+top+height-2
982
								,lbclr
983
984
985
								,"%-*.*s",width-4,width-4,option[*cur]);
						}
						else {
986
987
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y
988
989
								,line);
							for(i=1;i<width*2;i+=2)
990
								line[i]=lbclr;
991
992
							puttext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y
993
994
995
996
997
998
999
								,line);
						}
						break;
					case KEY_F(1):	/* F1 */
						help();
						break;
					case KEY_F(5):	/* F5 */
deuce's avatar
deuce committed
1000
						if(mode&WIN_GET && !(mode&WIN_XTR && (*cur)==opts-1))
1001
							return((*cur)|MSK_GET);
1002
1003
						break;
					case KEY_F(6):	/* F6 */
deuce's avatar
deuce committed
1004
						if(mode&WIN_PUT && !(mode&WIN_XTR && (*cur)==opts-1))
1005
							return((*cur)|MSK_PUT);
1006
1007
1008
1009
						break;
					case KEY_IC:	/* insert */
						if(mode&WIN_INS) {
							if(mode&WIN_INSACT) {
1010
								gettext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1011
									+left+width-1,s_top+top+height-1,tmp_buffer);
1012
								for(i=1;i<(width*height*2);i+=2)
deuce's avatar
deuce committed
1013
									tmp_buffer[i]=lclr|(cclr<<4);
1014
1015
1016
								if(opts) {
									j=(((y-top)*width)*2)+7+((width-4)*2);
									for(i=(((y-top)*width)*2)+7;i<j;i+=2)
deuce's avatar
deuce committed
1017
										tmp_buffer[i]=hclr|(cclr<<4); 
1018
								}
1019
								puttext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1020
									+left+width-1,s_top+top+height-1,tmp_buffer);
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
							}
							if(!opts) {
								return(MSK_INS); 
							}
							return((*cur)|MSK_INS); 
						}
						break;
					case KEY_DC:	/* delete */
						if(mode&WIN_XTR && (*cur)==opts-1)	/* can't delete */
							break;							/* extra line */
						if(mode&WIN_DEL) {
							if(mode&WIN_DELACT) {
1033
								gettext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1034
									+left+width-1,s_top+top+height-1,tmp_buffer);
1035
								for(i=1;i<(width*height*2);i+=2)
deuce's avatar
deuce committed
1036
									tmp_buffer[i]=lclr|(cclr<<4);
1037
1038
								j=(((y-top)*width)*2)+7+((width-4)*2);
								for(i=(((y-top)*width)*2)+7;i<j;i+=2)
deuce's avatar
deuce committed
1039
									tmp_buffer[i]=hclr|(cclr<<4);
1040
								puttext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1041
									+left+width-1,s_top+top+height-1,tmp_buffer);
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
							}
							return((*cur)|MSK_DEL); 
						}
						break;
				} 
			}
			else {
				i&=0xff;
				if(isalnum(i) && opts && option[0][0]) {
					search[s]=i;
					search[s+1]=0;
					for(j=(*cur)+1,a=b=0;a<2;j++) {   /* a = search count */
						if(j==opts) {					/* j = option count */
							j=-1;						/* b = letter count */
							continue; 
						}
						if(j==(*cur)) {
							b++;
							continue; 
						}
						if(b>=longopt) {
							b=0;
							a++; 
						}
						if(a==1 && !s)
							break;
						if(strlen(option[j])>b
1069
							&& ((!a && s && !strnicmp(option[j]+b,search,s+1))
1070
1071
1072
1073
1074
							|| ((a || !s) && toupper(option[j][b])==toupper(i)))) {
							if(a) s=0;
							else s++;
							if(y+(j-(*cur))+2>height+top) {
								(*cur)=j;
1075
								gotoxy(s_left+left+1,s_top+top+3);
1076
1077
1078
								textattr(lclr|(bclr<<4));
								putch(30);	   /* put the up arrow */
								if((*cur)==opts-1) {
1079
									gotoxy(s_left+left+1,s_top+top+height-2);
1080
1081
1082
									putch(' ');	/* delete the down arrow */
								}
								for(i=((*cur)+5)-height,j=0;i<(*cur)+1;i++,j++)
1083
									uprintf(s_left+left+3,s_top+top+3+j
1084
										,i==(*cur) ? lbclr
1085
1086
1087
1088
1089
1090
1091
1092
1093
											: lclr|(bclr<<4)
										,"%-*.*s",width-4,width-4,option[i]);
								y=top+height-2;
								if(bar)
									(*bar)=height-5;
								break; 
							}
							if(y-((*cur)-j)<top+3) {
								(*cur)=j;
1094
								gotoxy(s_left+left+1,s_top+top+3);
1095
1096
1097
								textattr(lclr|(bclr<<4));
								if(!(*cur))
									putch(' ');    /* Delete the up arrow */
1098
								gotoxy(s_left+left+1,s_top+top+height-2);
1099
								putch(31);	   /* put the down arrow */
1100
								uprintf(s_left+left+3,s_top+top+3
1101
									,lbclr
1102
1103
									,"%-*.*s",width-4,width-4,option[(*cur)]);
								for(i=1;i<height-4;i++) 	/* re-display options */
1104
									uprintf(s_left+left+3,s_top+top+3+i
1105
1106
1107
1108
1109
1110
1111
1112
										,lclr|(bclr<<4)
										,"%-*.*s",width-4,width-4
										,option[(*cur)+i]);
								y=top+3;
								if(bar)
									(*bar)=0;
								break; 
							}
1113
1114
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
1115
1116
							for(i=1;i<width*2;i+=2)
								line[i]=lclr|(bclr<<4);
1117
1118
							puttext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
							if((*cur)>j)
								y-=(*cur)-j;
							else
								y+=j-(*cur);
							if(bar) {
								if((*cur)>j)
									(*bar)-=(*cur)-j;
								else
									(*bar)+=j-(*cur); 
							}
							(*cur)=j;
1130
1131
							gettext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
1132
							for(i=1;i<width*2;i+=2)
1133
								line[i]=lbclr;
1134
1135
							puttext(s_left+3+left,s_top+y
								,s_left+left+width-2,s_top+y,line);
1136
1137
1138
1139
							break; 
						} 
					}
					if(a==2)
1140
						s=0;
1141
1142
1143
1144
1145
1146
1147
				}
				else
					switch(i) {
						case CR:
							if(!opts || (mode&WIN_XTR && (*cur)==opts-1))
								break;
							if(mode&WIN_ACT) {
1148
								gettext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1149
									+left+width-1,s_top+top+height-1,tmp_buffer);
1150
								for(i=1;i<(width*height*2);i+=2)
deuce's avatar
deuce committed
1151
									tmp_buffer[i]=lclr|(cclr<<4);
1152
1153
								j=(((y-top)*width)*2)+7+((width-4)*2);
								for(i=(((y-top)*width)*2)+7;i<j;i+=2)
deuce's avatar
deuce committed
1154
									tmp_buffer[i]=hclr|(cclr<<4);
1155

1156
								puttext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1157
									+left+width-1,s_top+top+height-1,tmp_buffer);
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
							}
							else if(mode&WIN_SAV) {
								puttext(sav[api->savnum].left,sav[api->savnum].top
									,sav[api->savnum].right,sav[api->savnum].bot
									,sav[api->savnum].buf);
								FREE(sav[api->savnum].buf);
								api->savdepth--; 
							}
							return(*cur);
						case 3:
						case ESC:
							if((mode&WIN_ESC || (mode&WIN_CHE && api->changes))
								&& !(mode&WIN_SAV)) {
1171
								gettext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1172
									+left+width-1,s_top+top+height-1,tmp_buffer);
1173
								for(i=1;i<(width*height*2);i+=2)
deuce's avatar
deuce committed
1174
									tmp_buffer[i]=lclr|(cclr<<4);
1175
								puttext(s_left+left,s_top+top,s_left
deuce's avatar
deuce committed
1176
									+left+width-1,s_top+top+height-1,tmp_buffer);
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
							}
							else if(mode&WIN_SAV) {
								puttext(sav[api->savnum].left,sav[api->savnum].top
									,sav[api->savnum].right,sav[api->savnum].bot
									,sav[api->savnum].buf);
								FREE(sav[api->savnum].buf);
								api->savdepth--; 
							}
							return(-1);
				} 
			} 
		}
		else
			mswait(1);
		if(mode&WIN_DYN) {
			save_menu_cur=*cur;
			save_menu_bar=*bar;
			return(-2-i);
		}
	}
}


/*************************************************************************/
/* This function is a windowed input string input routine.               */
/*************************************************************************/
int uinput(int mode, int left, int top, char *prompt, char *str,
	int max, int kmode)
{
	unsigned char c,save_buf[2048],in_win[2048]
1207
1208