uifc32.c 68.6 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 2005 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

#define BLINK	128

static int   cursor;
static char* helpfile=0;
static uint  helpline=0;
deuce's avatar
deuce committed
61
62
63
static size_t blk_scrn_len;
static char* blk_scrn;
static uchar* tmp_buffer;
64
static uchar* tmp_buffer2;
65
66
67
68
static win_t sav[MAX_BUFS];
static uifcapi_t* api;

/* Prototypes */
69
static int   uprintf(int x, int y, unsigned attr, char *fmt,...);
70
71
static void  bottomline(int line);
static char  *utimestr(time_t *intime);
deuce's avatar
deuce committed
72
static void  help(void);
73
static int   ugetstr(int left, int top, int width, char *outstr, int max, long mode, int *lastkey);
74
static void  timedisplay(BOOL force);
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93

/* 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;
94
static int save_menu_opts=-1;
95
96
97
98
99
100

static void reset_dynamic(void) {
	last_menu_cur=NULL;
	last_menu_bar=NULL;
	save_menu_cur=-1;
	save_menu_bar=-1;
101
	save_menu_opts=-1;
102
103
104
105
106
107
108
}

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

109
110
void uifc_mouse_enable(void)
{
111
112
113
114
115
	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
116
	ciomouse_addevent(CIOLIB_BUTTON_2_CLICK);
117
	ciomouse_addevent(CIOLIB_BUTTON_3_CLICK);
118
119
120
121
122
123
124
125
126
	showmouse();
}

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

deuce's avatar
deuce committed
127
int kbwait(void) {
128
	int timeout=0;
129
	while(timeout++<50) {
130
		if(kbhit())
131
			return(TRUE);
132
		mswait(1);
133
134
135
136
	}
	return(FALSE);
}

137
int inkey(void)
deuce's avatar
deuce committed
138
139
140
141
{
	int c;

	c=getch();
142
143
	if(!c || c==0xff)
		c|=(getch()<<8);
deuce's avatar
deuce committed
144
145
	return(c);
}
146

147
148
int uifcini32(uifcapi_t* uifcapi)
{
149
	unsigned	i;
150
151
152
153
154
155
156
	struct	text_info txtinfo;

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

    api=uifcapi;

157
    /* install function handlers */
158
159
160
161
162
163
164
165
    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
166
	api->showbuf=showbuf;
167
	api->timedisplay=timedisplay;
168
	api->bottomline=bottomline;
169
	api->getstrxy=ugetstr;
170
	api->printf=uprintf;
171

172
173
174
175
	/* A esc_delay of less than 10 is stupid... silently override */
	if(api->esc_delay < 10)
		api->esc_delay=25;

176
177
178
179
180
#ifdef NCURSES_VERSION_MAJOR
	if(cio_api.mode==CIOLIB_MODE_CURSES) {
		ESCDELAY=api->esc_delay;
#endif

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
    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;
        }
    }

210
#if 0
211
    clrscr();
212
#endif
213
214
215
216

    gettextinfo(&txtinfo);
    /* unsupported mode? */
    if(txtinfo.screenheight<MIN_LINES
deuce's avatar
deuce committed
217
/*        || txtinfo.screenheight>MAX_LINES */
deuce's avatar
deuce committed
218
        || txtinfo.screenwidth<40) {
219
220
221
        textmode(C80);  /* set mode to 80x25*/
        gettextinfo(&txtinfo);
    }
222
	window(1,1,txtinfo.screenwidth,txtinfo.screenheight);
223
224

    api->scrn_len=txtinfo.screenheight;
deuce's avatar
deuce committed
225
226
227
    if(api->scrn_len<MIN_LINES) {
        cprintf("\7UIFC: Screen length (%u) must be %d lines or greater\r\n"
            ,api->scrn_len,MIN_LINES);
228
229
230
231
        return(-2);
    }
    api->scrn_len--; /* account for status line */

232
233
    if(txtinfo.screenwidth<40) {
        cprintf("\7UIFC: Screen width (%u) must be at least 40 characters\r\n"
234
235
236
237
238
239
240
            ,txtinfo.screenwidth);
        return(-3);
    }
	api->scrn_width=txtinfo.screenwidth;

    if(!(api->mode&UIFC_COLOR)
        && (api->mode&UIFC_MONO
241
242
243
244
245
246
247
248
            || 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))
	{
249
250
251
252
253
        api->bclr=BLACK;
        api->hclr=WHITE;
        api->lclr=LIGHTGRAY;
        api->cclr=LIGHTGRAY;
			api->lbclr=BLACK|(LIGHTGRAY<<4);	/* lightbar color */
254
    } else {
255
256
257
258
259
        api->bclr=BLUE;
        api->hclr=YELLOW;
        api->lclr=WHITE;
        api->cclr=CYAN;
		api->lbclr=BLUE|(LIGHTGRAY<<4);	/* lightbar color */
260
    }
261

deuce's avatar
deuce committed
262
	blk_scrn_len=api->scrn_width*api->scrn_len*2;
deuce's avatar
deuce committed
263
	if((blk_scrn=(char *)malloc(blk_scrn_len))==NULL)  {
deuce's avatar
deuce committed
264
265
266
267
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
deuce's avatar
deuce committed
268
	if((tmp_buffer=(uchar *)malloc(blk_scrn_len))==NULL)  {
deuce's avatar
deuce committed
269
270
271
272
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
deuce's avatar
deuce committed
273
	if((tmp_buffer2=(uchar *)malloc(blk_scrn_len))==NULL)  {
274
275
276
277
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,blk_scrn_len);
				return(-1);
	}
deuce's avatar
deuce committed
278
    for(i=0;i<blk_scrn_len;i+=2) {
279
        blk_scrn[i]='';
280
        blk_scrn[i+1]=api->cclr|(api->bclr<<4);
281
282
283
284
285
    }

    cursor=_NOCURSOR;
    _setcursortype(cursor);

286
	if(cio_api.mouse) {
287
		api->mode|=UIFC_MOUSE;
288
289
		uifc_mouse_enable();
	}
290

291
292
	api->initialized=TRUE;

293
294
295
	for(i=0; i<MAX_BUFS; i++)
		sav[i].buf=NULL;

296
    return(0);
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
378
379
380
381
382
383
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;
		}
	}
}

384
385
386
387
388
389
390
391
392
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);
393
394
395
396
		if(mevent->event==CIOLIB_BUTTON_1_DRAG_START) {
			docopy();
			return(0);
		}
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
		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);
}

414
415
416
417
void uifcbail(void)
{
	_setcursortype(_NORMALCURSOR);
	textattr(LIGHTGRAY);
418
	uifc_mouse_disable();
419
	suspendciolib();
deuce's avatar
deuce committed
420
421
422
	FREE_AND_NULL(blk_scrn);
	FREE_AND_NULL(tmp_buffer);
	FREE_AND_NULL(tmp_buffer2);
423
	api->initialized=FALSE;
424
425
426
427
428
429
430
431
}

/****************************************************************************/
/* Clear screen, fill with background attribute, display application title.	*/
/* Returns 0 on success.													*/
/****************************************************************************/
int uscrn(char *str)
{
432
    textattr(api->bclr|(api->cclr<<4));
433
    gotoxy(1,1);
434
    clreol();
435
436
437
438
439
    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);
440
    clreol();
441
	reset_dynamic();
442
	setname(str);
443
444
445
446
447
448
449
    return(0);
}

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

/****************************************************************************/
/* Updates time in upper left corner of screen with current time in ASCII/  */
/* Unix format																*/
/****************************************************************************/
461
static void timedisplay(BOOL force)
462
463
464
465
466
{
	static time_t savetime;
	time_t now;

	now=time(NULL);
467
	if(force || difftime(now,savetime)>=60) {
468
		uprintf(api->scrn_width-25,1,api->bclr|(api->cclr<<4),utimestr(&now));
469
470
471
472
473
474
475
476
477
478
479
480
		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
481
	while(c && (uchar)str[c-1]<=' ') c--;
482
483
484
485
486
487
488
489
	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
490
	, char *initial_title, char **option)
491
{
492
	uchar line[256],shade[256],*ptr
493
		,search[MAX_OPLN],bline=0,*win;
494
495
496
	int height,y;
	int i,j,opts=0,s=0; /* s=search index into options */
	int	is_redraw=0;
497
498
499
500
501
502
503
504
505
506
	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;
507
	int title_len;
508
	struct mouse_event mevnt;
509
	char	*title=NULL;
510
	int	a,b,c,longopt;
511
	int	optheight=0;
512
513
514
515
516
517
518
519
520
521
522
523
524
525
	uchar	hclr,lclr,bclr,cclr,lbclr;

	hclr=api->hclr;
	lclr=api->lclr;
	bclr=api->bclr;
	cclr=api->cclr;
	lbclr=api->lbclr;
	if(mode & WIN_INACT) {
		bclr=api->cclr;
		hclr=api->lclr;
		lclr=api->lclr;
		cclr=api->cclr;
		lbclr=(api->cclr<<4)|api->hclr;
	}
526
527
	title=strdup(initial_title==NULL?"":initial_title);

528
	uifc_mouse_disable();
529
530

	title_len=strlen(title);
531
532
533

	if(mode&WIN_FAT) {
		s_top=1;
534
		s_left=2;
535
536
		s_right=api->scrn_width-3;  /* Leave space for the shadow */
		s_bottom=api->scrn_len-1;   /* Leave one for the shadow */
537
	}
538
539
540
541
542
543
544
545
546
	if(mode&WIN_NOBRDR) {
		hbrdrsize=0;
		vbrdrsize=0;
		lbrdrwidth=0;
		rbrdrwidth=0;
		tbrdrwidth=0;
		bbrdrwidth=0;
	}

547
548
	if(mode&WIN_SAV && api->savnum>=MAX_BUFS-1)
		putch(7);
549
	if(api->helpbuf!=NULL || api->helpixbfile[0]!=0) bline|=BL_HELP;
550
551
552
553
	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;
554
	if(mode&WIN_EDIT) bline|=BL_EDIT;
555
556
	if(api->bottomline != NULL)
		api->bottomline(bline);
557
	while(option!=NULL && opts<MAX_OPTS)
558
		if(option[opts]==NULL || option[opts][0]==0)
559
560
			break;
		else opts++;
deuce's avatar
deuce committed
561
	if(mode&WIN_XTR && opts<MAX_OPTS)
562
		opts++;
563
	optheight=opts+vbrdrsize;
564
	height=optheight;
565
566
567
	if(mode&WIN_FIXEDHEIGHT) {
		height=api->list_height;
	}
568
569
	if(top+height>s_bottom)
		height=(s_bottom)-top;
570
571
	if(optheight>height)
		optheight=height;
572
573
	if(!width || width<title_len+hbrdrsize+2) {
		width=title_len+hbrdrsize+2;
574
		for(i=0;i<opts;i++) {
575
576
577
578
579
			if(option[i]!=NULL) {
				truncsp(option[i]);
				if((j=strlen(option[i])+hbrdrsize+2+1)>width)
					width=j;
			}
580
581
		}
	}
582
583
584
585
586
587
588
	/* Determine minimum widths here to accomodate mouse "icons" in border */
	if(!(mode&WIN_NOBRDR) && api->mode&UIFC_MOUSE) {
		if(bline&BL_HELP && width<8)
			width=8;
		else if(width<5)
			width=5;
	}
589
590
	if(width>(s_right+1)-s_left) {
		width=(s_right+1)-s_left;
591
592
593
594
595
		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;
596
			title_len=strlen(title);
597
		}
598
	}
599
	if(mode&WIN_L2R)
deuce's avatar
deuce committed
600
		left=(s_right-s_left-width+1)/2;
601
	else if(mode&WIN_RHT)
602
		left=s_right-(width+hbrdrsize+2+left);
603
	if(mode&WIN_T2B)
deuce's avatar
deuce committed
604
		top=(api->scrn_len-height+1)/2-2;
605
	else if(mode&WIN_BOT)
606
		top=s_bottom-height-top;
607
608
	if(left<0)
		left=0;
609
610
	if(top<0)
		top=0;
611
612
613

	/* Dynamic Menus */
	if(mode&WIN_DYN
614
615
616
			&& cur != NULL
			&& bar != NULL
			&& last_menu_cur==cur
617
618
			&& last_menu_bar==bar
			&& save_menu_cur==*cur
619
620
			&& save_menu_bar==*bar
			&& save_menu_opts==opts)
621
		is_redraw=1;
622
623
624
625
	if(mode&WIN_DYN && mode&WIN_REDRAW)
		is_redraw=1;
	if(mode&WIN_DYN && mode&WIN_NODRAW)
		is_redraw=0;
626

deuce's avatar
deuce committed
627
628
629
630
631
	if(mode&WIN_ORG) {		/* Clear all save buffers on WIN_ORG */
		for(i=0; i< MAX_BUFS; i++)
			FREE_AND_NULL(sav[i].buf);
	}

632
633
	if(mode&WIN_SAV) {
		if(sav[api->savnum].buf==NULL) {
deuce's avatar
deuce committed
634
			if((sav[api->savnum].buf=(char *)malloc((width+3)*(height+2)*2))==NULL) {
635
636
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,(width+3)*(height+2)*2);
637
				free(title);
638
				uifc_mouse_enable();
639
				return(-1);
640
			}
641
642
643
644
645
646
			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;
647
		}
648
		else if(sav[api->savnum].buf != NULL
649
650
651
652
			&& (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 */
653
654
			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 */
655
			FREE_AND_NULL(sav[api->savnum].buf);
deuce's avatar
deuce committed
656
			if((sav[api->savnum].buf=(char *)malloc((width+3)*(height+2)*2))==NULL) {
657
658
				cprintf("UIFC line %d: error allocating %u bytes."
					,__LINE__,(width+3)*(height+2)*2);
659
				free(title);
660
				uifc_mouse_enable();
661
				return(-1);
662
			}
663
664
665
666
667
668
			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;
669
		}
670
671
672
673
674
	}

	if(!is_redraw) {
		if(mode&WIN_ORG) { /* Clear around menu */
			if(top)
675
				puttext(1,2,api->scrn_width,s_top+top-1,blk_scrn);
676
			if((unsigned)(s_top+height+top)<=api->scrn_len)
deuce's avatar
deuce committed
677
				puttext(1,s_top+height+top,api->scrn_width,api->scrn_len,blk_scrn);
678
			if(left)
deuce's avatar
deuce committed
679
				puttext(1,s_top+top,s_left+left-1,s_top+height+top
680
					,blk_scrn);
681
			if(s_left+left+width<=s_right)
deuce's avatar
deuce committed
682
				puttext(s_left+left+width,s_top+top,/* s_right+2 */api->scrn_width
683
					,s_top+height+top,blk_scrn);
684
		}
deuce's avatar
deuce committed
685
		ptr=tmp_buffer;
686
687
		if(!(mode&WIN_NOBRDR)) {
			*(ptr++)='';
688
			*(ptr++)=hclr|(bclr<<4);
689

690
691
			if(api->mode&UIFC_MOUSE) {
				*(ptr++)='[';
692
				*(ptr++)=hclr|(bclr<<4);
693
694
				/* *(ptr++)=''; */
				*(ptr++)=0xfe;
695
				*(ptr++)=lclr|(bclr<<4);
696
				*(ptr++)=']';
697
				*(ptr++)=hclr|(bclr<<4);
698
699
700
				i=3;
				if(bline&BL_HELP) {
					*(ptr++)='[';
701
					*(ptr++)=hclr|(bclr<<4);
702
					*(ptr++)='?';
703
					*(ptr++)=lclr|(bclr<<4);
704
					*(ptr++)=']';
705
					*(ptr++)=hclr|(bclr<<4);
706
707
					i+=3;
				}
708
709
710
711
712
713
714
715
716
717
718
				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++)='';
719
				*(ptr++)=hclr|(bclr<<4);
720
721
			}
			*(ptr++)='';
722
			*(ptr++)=hclr|(bclr<<4);
723
			*(ptr++)='';
724
			*(ptr++)=hclr|(bclr<<4);
725
726
727
728
			a=title_len;
			b=(width-a-1)/2;
			for(i=0;i<b;i++) {
				*(ptr++)=' ';
729
				*(ptr++)=hclr|(bclr<<4);
730
731
732
			}
			for(i=0;i<a;i++) {
				*(ptr++)=title[i];
733
				*(ptr++)=hclr|(bclr<<4);
734
735
736
			}
			for(i=0;i<width-(a+b)-2;i++) {
				*(ptr++)=' ';
737
				*(ptr++)=hclr|(bclr<<4);
738
739
			}
			*(ptr++)='';
740
			*(ptr++)=hclr|(bclr<<4);
741
			*(ptr++)='';
742
			*(ptr++)=hclr|(bclr<<4);
743
744
			for(i=0;i<width-2;i++) {
				*(ptr++)='';
745
				*(ptr++)=hclr|(bclr<<4);
746
747
			}
			*(ptr++)='';
748
			*(ptr++)=hclr|(bclr<<4);
749
750
751
752
753
754
		}

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

		if(!bar) {
755
756
757
758
			if((*cur)>height-vbrdrsize-1)
				(*cur)=height-vbrdrsize-1;
			if((*cur)>opts-1)
				(*cur)=opts-1;
759
			i=0;
760
761
762
763
		}
		else {
			if((*bar)>=opts)
				(*bar)=opts-1;
764
765
			if((*bar)>height-vbrdrsize-1)
				(*bar)=height-vbrdrsize-1;
766
			if((*cur)==opts-1)
767
768
769
				(*bar)=height-vbrdrsize-1;
			if((*bar)>opts-1)
				(*bar)=opts-1;
770
771
772
773
774
			if((*bar)<0)
				(*bar)=0;
			if((*cur)<(*bar))
				(*cur)=(*bar);
			i=(*cur)-(*bar);
775
776
777
778
			if(i+(height-vbrdrsize-1)>=opts) {
				i=opts-(height-vbrdrsize);
				if(i<0)
					i=0;
779
780
				(*cur)=i+(*bar);
			}
781
782
783
		}
		if((*cur)<0)
			(*cur)=0;
784

785
786
787
		j=0;
		if(i<0) i=0;
		longopt=0;
788
		while(j<height-vbrdrsize) {
789
			if(!(mode&WIN_NOBRDR)) {
790
				*(ptr++)='';
791
				*(ptr++)=hclr|(bclr<<4);
792
793
			}
			*(ptr++)=' ';
794
			*(ptr++)=hclr|(bclr<<4);
795
			*(ptr++)='';
796
			*(ptr++)=lclr|(bclr<<4);
797
			if(i==(*cur))
798
				a=lbclr;
799
			else
800
				a=lclr|(bclr<<4);
801
			if(i<opts && option[i]!=NULL) {
802
803
804
805
806
807
808
809
810
				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; 
				}
811
			}
812
813
			else
				c=0;
814
			while(c<width-hbrdrsize-2) {
815
				*(ptr++)=' ';
816
817
818
819
				*(ptr++)=a;
				c++;
			}
			if(!(mode&WIN_NOBRDR)) {
820
				*(ptr++)='';
821
				*(ptr++)=hclr|(bclr<<4);
822
			}
823
824
825
826
			i++;
			j++; 
		}
		if(!(mode&WIN_NOBRDR)) {
827
			*(ptr++)='';
828
			*(ptr++)=hclr|(bclr<<4);
829
830
			for(i=0;i<width-2;i++) {
				*(ptr++)='';
831
				*(ptr++)=hclr|(bclr<<4); 
832
833
			}
			*(ptr++)='';
834
			*(ptr)=hclr|(bclr<<4);	/* Not incremented to shut ot BCC */
835
836
837
838
839
840
841
842
843
844
		}
		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);
845
			textattr(lclr|(bclr<<4));
846
			putch(31);	   /* put down arrow */
847
			textattr(hclr|(bclr<<4)); 
848
		}
849

850
851
		if(bar && (*bar)!=(*cur)) {
			gotoxy(s_left+left+lbrdrwidth,s_top+top+tbrdrwidth);
852
			textattr(lclr|(bclr<<4));
853
			putch(30);	   /* put the up arrow */
854
			textattr(hclr|(bclr<<4)); 
855
		}
856

857
858
		if(!(mode&WIN_NOBRDR)) {
			/* Shadow */
859
			if(bclr==BLUE) {
860
861
				gettext(s_left+left+width,s_top+top+1,s_left+left+width+1
					,s_top+top+height-1,shade);
862
863
				for(i=1;i<height*4;i+=2)
					shade[i]=DARKGRAY;
864
865
866
867
				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);
868
869
				for(i=1;i<width*2;i+=2)
					shade[i]=DARKGRAY;
870
871
				puttext(s_left+left+2,s_top+top+height,s_left+left+width+1
					,s_top+top+height,shade);
872
			}
873
		}
874
875
876
877
878
879
	}
	else {	/* Is a redraw */
		i=(*cur)-(*bar);
		j=2;

		longopt=0;
880
		while(j<height-bbrdrwidth-1) {
deuce's avatar
deuce committed
881
			ptr=tmp_buffer;
882
			if(i==(*cur))
883
				a=lbclr;
884
			else
885
				a=lclr|(bclr<<4);
886
887
888
889
890
891
892
893
894
895
			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; 
				}
896
			}
897
898
			else
				c=0;
899
			while(c<width-hbrdrsize-2) {
900
901
902
903
904
905
				*(ptr++)=' ';
				*(ptr++)=a;
				c++; 
			}
			i++;
			j++; 
906
907
			puttext(s_left+left+lbrdrwidth+2,s_top+top+j,s_left+left+width-rbrdrwidth-1
				,s_top+top+j,tmp_buffer);
908
909
		}
		if(bar)
910
			y=top+tbrdrwidth+(*bar);
911
		else
912
			y=top+tbrdrwidth+(*cur);
913
	}
914
	free(title);
915
916
917

	last_menu_cur=cur;
	last_menu_bar=bar;
918
919
	uifc_mouse_enable();

920
	if(mode&WIN_IMM) {
921
		return(-2);
922
	}
923

924
925
926
927
	if(mode&WIN_ORG) {
		if(api->timedisplay != NULL)
			api->timedisplay(/* force? */TRUE);
	}
928

929
930
931
932
	while(1) {
	#if 0					/* debug */
		gotoxy(30,1);
		cprintf("y=%2d h=%2d c=%2d b=%2d s=%2d o=%2d"
933
			,y,height,*cur,bar ? *bar :0xff,api->savnum,opts);
934
	#endif
935
		if(api->timedisplay != NULL)
936
			api->timedisplay(/* force? */FALSE);
937
		i=0;
938
939
		if(kbwait()) {
			i=inkey();
940
			if(i==CIO_KEY_MOUSE) {
941
				if((i=uifc_getmouse(&mevnt))==0) {
942
					/* Clicked in menu */
943
944
945
					if(mevnt.startx>=s_left+left+lbrdrwidth+2
							&& mevnt.startx<=s_left+left+width-rbrdrwidth-1
							&& mevnt.starty>=s_top+top+tbrdrwidth
946
							&& mevnt.starty<=(s_top+top+optheight)-bbrdrwidth-1
947
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
948

949
						(*cur)=(mevnt.starty)-(s_top+top+tbrdrwidth);
950
951
						if(bar)
							(*bar)=(*cur);
952
						y=top+tbrdrwidth+((mevnt.starty)-(s_top+top+tbrdrwidth));
953

954
						if(!opts)
955
956
							continue;

957
958
						if(mode&WIN_SAV)
							api->savnum++;
959
						if(mode&WIN_ACT) {
960
							uifc_mouse_disable();
deuce's avatar
deuce committed
961
							if((win=(char *)malloc((width+3)*(height+2)*2))==NULL) {
962
963
964
965
966
967
968
								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)
969
								win[i]=lclr|(cclr<<4);
970
							j=(((y-top)*width)*2)+7+((width-hbrdrsize-2)*2);
971
							for(i=(((y-top)*width)*2)+7;i<j;i+=2)
972
								win[i]=hclr|(cclr<<4);
973
974
975
976

							puttext(s_left+left,s_top+top,s_left
								+left+width-1,s_top+top+height-1,win);
							free(win);
977
							uifc_mouse_enable();
978
979
						}
						else if(mode&WIN_SAV) {
980
							api->savnum--;
981
							uifc_mouse_disable();
982
983
984
							puttext(sav[api->savnum].left,sav[api->savnum].top
								,sav[api->savnum].right,sav[api->savnum].bot
								,sav[api->savnum].buf);
985
							uifc_mouse_enable();
986
987
988
							FREE_AND_NULL(sav[api->savnum].buf);
							if(api->savnum)
								api->savnum--;
989
						}
990
991
						if(mode&WIN_XTR && (*cur)==opts-1)
							return(MSK_INS|*cur);
992
993
994
						return(*cur);
					}
					/* Clicked Scroll Up */
995
996
					else if(mevnt.startx==s_left+left+lbrdrwidth
							&& mevnt.starty==s_top+top+tbrdrwidth
997
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
998
						i=CIO_KEY_PPAGE;
999
1000
					}
					/* Clicked Scroll Down */
1001
1002
					else if(mevnt.startx==s_left+left+lbrdrwidth
							&& mevnt.starty==(s_top+top+height)-bbrdrwidth-1
1003
							&& mevnt.event==CIOLIB_BUTTON_1_CLICK) {
1004
						i=CIO_KEY_NPAGE;
1005
					}
deuce's avatar
deuce committed
1006
					/* Clicked Outside of Window */
1007
					else if((mevnt.startx<s_left+left
deuce's avatar
deuce committed
1008
1009
1010
							|| mevnt.startx>s_left+left+width-1
							|| mevnt.starty<s_top+top
							|| mevnt.starty>s_top+top+height-1)
1011
							&& (mevnt.event==CIOLIB_BUTTON_1_CLICK
1012
1013
							|| mevnt.event==CIOLIB_BUTTON_3_CLICK)) {
						if(mode&WIN_UNGETMOUSE) {
deuce's avatar
deuce committed
1014
							ungetmouse(&mevnt);
1015
							i=CIO_KEY_MOUSE;
1016
1017
1018
1019
1020
						}
						else {
							i=ESC;
						}
					}
1021
1022
				}
			}
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
			/* 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: