1ddda1ca |
1 | /* |
2 | * osxwin.m: code to manage a session window in Mac OS X PuTTY. |
3 | */ |
4 | |
5 | #import <Cocoa/Cocoa.h> |
6 | #include "putty.h" |
7 | #include "terminal.h" |
8 | #include "osxclass.h" |
9 | |
10 | /* Colours come in two flavours: configurable, and xterm-extended. */ |
11 | #define NCFGCOLOURS (lenof(((Config *)0)->colours)) |
12 | #define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */ |
13 | #define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS) |
14 | |
15 | /* |
16 | * The key component of the per-session data is the SessionWindow |
17 | * class. A pointer to this is used as the frontend handle, to be |
18 | * passed to all the platform-independent subsystems that require |
19 | * one. |
20 | */ |
21 | |
22 | @interface TerminalView : NSImageView |
23 | { |
24 | NSFont *font; |
25 | NSImage *image; |
26 | Terminal *term; |
27 | Config cfg; |
28 | NSColor *colours[NALLCOLOURS]; |
29 | float fw, fasc, fdesc, fh; |
30 | } |
31 | - (void)drawStartFinish:(BOOL)start; |
32 | - (void)setColour:(int)n r:(float)r g:(float)g b:(float)b; |
33 | - (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y |
34 | attr:(unsigned long)attr lattr:(int)lattr; |
35 | @end |
36 | |
37 | @implementation TerminalView |
38 | - (BOOL)isFlipped |
39 | { |
40 | return YES; |
41 | } |
42 | - (id)initWithTerminal:(Terminal *)aTerm config:(Config)aCfg |
43 | { |
44 | float w, h; |
45 | |
46 | self = [self initWithFrame:NSMakeRect(0,0,100,100)]; |
47 | |
48 | term = aTerm; |
49 | cfg = aCfg; |
50 | |
51 | /* |
52 | * Initialise the fonts we're going to use. |
53 | * |
54 | * FIXME: for the moment I'm sticking with exactly one default font. |
55 | */ |
56 | font = [NSFont userFixedPitchFontOfSize:0]; |
57 | |
58 | /* |
59 | * Now determine the size of the primary font. |
60 | * |
61 | * FIXME: If we have multiple fonts, we may need to set fasc |
62 | * and fdesc to the _maximum_ asc and desc out of all the |
63 | * fonts, _before_ adding them together to get fh. |
64 | */ |
65 | fw = [font widthOfString:@"A"]; |
66 | fasc = [font ascender]; |
67 | fdesc = -[font descender]; |
68 | fh = fasc + fdesc; |
69 | fh = (int)fh + (fh > (int)fh); /* round up, ickily */ |
70 | |
71 | /* |
72 | * Use this to figure out the size of the terminal view. |
73 | */ |
74 | w = fw * term->cols; |
75 | h = fh * term->rows; |
76 | |
77 | /* |
78 | * And set our size and subimage. |
79 | */ |
80 | image = [[NSImage alloc] initWithSize:NSMakeSize(w,h)]; |
81 | [image setFlipped:YES]; |
82 | [self setImage:image]; |
83 | [self setFrame:NSMakeRect(0,0,w,h)]; |
84 | |
85 | term_invalidate(term); |
86 | |
87 | return self; |
88 | } |
89 | - (void)drawStartFinish:(BOOL)start |
90 | { |
91 | if (start) |
92 | [image lockFocus]; |
93 | else |
94 | [image unlockFocus]; |
95 | } |
96 | - (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y |
97 | attr:(unsigned long)attr lattr:(int)lattr |
98 | { |
99 | int nfg, nbg, rlen, widefactor; |
100 | float ox, oy, tw, th; |
101 | NSDictionary *attrdict; |
102 | |
103 | /* FIXME: TATTR_COMBINING */ |
104 | |
105 | nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT); |
106 | nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT); |
107 | if (attr & ATTR_REVERSE) { |
108 | int t = nfg; |
109 | nfg = nbg; |
110 | nbg = t; |
111 | } |
112 | if (cfg.bold_colour && (attr & ATTR_BOLD)) { |
113 | if (nfg < 16) nfg |= 8; |
114 | else if (nfg >= 256) nfg |= 1; |
115 | } |
116 | if (cfg.bold_colour && (attr & ATTR_BLINK)) { |
117 | if (nbg < 16) nbg |= 8; |
118 | else if (nbg >= 256) nbg |= 1; |
119 | } |
120 | if (attr & TATTR_ACTCURS) { |
121 | nfg = 260; |
122 | nbg = 261; |
123 | } |
124 | |
125 | if (attr & ATTR_WIDE) { |
126 | widefactor = 2; |
127 | /* FIXME: what do we actually have to do about wide characters? */ |
128 | } else { |
129 | widefactor = 1; |
130 | } |
131 | |
132 | /* FIXME: ATTR_BOLD without cfg.bold_colour */ |
133 | |
134 | if ((lattr & LATTR_MODE) != LATTR_NORM) { |
135 | x *= 2; |
136 | if (x >= term->cols) |
137 | return; |
138 | if (x + len*2*widefactor > term->cols) |
139 | len = (term->cols-x)/2/widefactor;/* trim to LH half */ |
140 | rlen = len * 2; |
141 | } else |
142 | rlen = len; |
143 | |
144 | /* FIXME: how do we actually implement double-{width,height} lattrs? */ |
145 | |
146 | ox = x * fw; |
147 | oy = y * fh; |
148 | tw = rlen * widefactor * fw; |
149 | th = fh; |
150 | |
151 | /* |
152 | * Set the clipping rectangle. |
153 | */ |
154 | [[NSGraphicsContext currentContext] saveGraphicsState]; |
155 | [NSBezierPath clipRect:NSMakeRect(ox, oy, tw, th)]; |
156 | |
157 | attrdict = [NSDictionary dictionaryWithObjectsAndKeys: |
158 | colours[nfg], NSForegroundColorAttributeName, |
159 | colours[nbg], NSBackgroundColorAttributeName, |
160 | font, NSFontAttributeName, nil]; |
161 | |
162 | /* |
163 | * Create an NSString and draw it. |
164 | * |
165 | * Annoyingly, although our input is wchar_t which is four |
166 | * bytes wide on OS X and terminal.c supports 32-bit Unicode, |
167 | * we must convert into the two-byte type `unichar' to store in |
168 | * NSString, so we lose display capability for extra-BMP stuff |
169 | * at this point. |
170 | */ |
171 | { |
172 | NSString *string; |
173 | unichar *utext; |
174 | int i; |
175 | |
176 | utext = snewn(len, unichar); |
177 | for (i = 0; i < len; i++) |
178 | utext[i] = (text[i] >= 0x10000 ? 0xFFFD : text[i]); |
179 | |
180 | string = [NSString stringWithCharacters:utext length:len]; |
181 | [string drawAtPoint:NSMakePoint(ox, oy) withAttributes:attrdict]; |
182 | |
183 | sfree(utext); |
184 | } |
185 | |
186 | /* |
187 | * Restore the graphics state from before the clipRect: call. |
188 | */ |
189 | [[NSGraphicsContext currentContext] restoreGraphicsState]; |
190 | |
191 | /* |
192 | * And flag this area as needing display. |
193 | */ |
194 | [self setNeedsDisplayInRect:NSMakeRect(ox, oy, tw, th)]; |
195 | } |
196 | |
197 | - (void)setColour:(int)n r:(float)r g:(float)g b:(float)b |
198 | { |
199 | assert(n >= 0 && n < lenof(colours)); |
200 | colours[n] = [[NSColor colorWithDeviceRed:r green:g blue:b alpha:1.0] |
201 | retain]; |
202 | } |
203 | @end |
204 | |
205 | @implementation SessionWindow |
206 | - (id)initWithConfig:(Config)aCfg |
207 | { |
208 | NSRect rect = { {0,0}, {0,0} }; |
209 | |
210 | cfg = aCfg; /* structure copy */ |
211 | |
212 | init_ucs(&ucsdata, cfg.line_codepage, cfg.utf8_override, |
213 | CS_UTF8, cfg.vtmode); |
214 | term = term_init(&cfg, &ucsdata, self); |
215 | logctx = log_init(self, &cfg); |
216 | term_provide_logctx(term, logctx); |
217 | term_size(term, cfg.height, cfg.width, cfg.savelines); |
218 | |
219 | termview = [[[TerminalView alloc] initWithTerminal:term config:cfg] |
220 | autorelease]; |
221 | |
222 | /* |
223 | * Now work out the size of the window. |
224 | */ |
225 | rect = [termview frame]; |
226 | rect.origin = NSMakePoint(0,0); |
227 | rect.size.width += 2 * cfg.window_border; |
228 | rect.size.height += 2 * cfg.window_border; |
229 | |
230 | /* |
231 | * Set up a backend. |
232 | */ |
233 | { |
234 | int i; |
235 | back = &pty_backend; |
236 | for (i = 0; backends[i].backend != NULL; i++) |
237 | if (backends[i].protocol == cfg.protocol) { |
238 | back = backends[i].backend; |
239 | break; |
240 | } |
241 | } |
242 | |
243 | { |
244 | const char *error; |
245 | char *realhost = NULL; |
246 | error = back->init(self, &backhandle, &cfg, cfg.host, cfg.port, |
247 | &realhost, cfg.tcp_nodelay, cfg.tcp_keepalives); |
248 | if (error) { |
249 | fatalbox("%s\n", error); /* FIXME: connection_fatal at worst */ |
250 | } |
251 | |
252 | if (realhost) |
253 | sfree(realhost); /* FIXME: do something with this */ |
254 | } |
255 | |
256 | /* |
257 | * Create a line discipline. (This must be done after creating |
258 | * the terminal _and_ the backend, since it needs to be passed |
259 | * pointers to both.) |
260 | */ |
261 | ldisc = ldisc_create(&cfg, term, back, backhandle, self); |
262 | |
263 | /* |
264 | * FIXME: Set up a scrollbar. |
265 | */ |
266 | |
267 | self = [super initWithContentRect:rect |
268 | styleMask:(NSTitledWindowMask | NSMiniaturizableWindowMask | |
269 | NSClosableWindowMask) |
270 | backing:NSBackingStoreBuffered |
271 | defer:YES]; |
272 | [self setTitle:@"PuTTY"]; |
273 | |
274 | [self setIgnoresMouseEvents:NO]; |
275 | |
276 | /* |
277 | * Put the terminal view in the window. |
278 | */ |
279 | rect = [termview frame]; |
280 | rect.origin = NSMakePoint(cfg.window_border, cfg.window_border); |
281 | [termview setFrame:rect]; |
282 | [[self contentView] addSubview:termview]; |
283 | |
284 | /* |
285 | * Set up the colour palette. |
286 | */ |
287 | palette_reset(self); |
288 | |
289 | /* |
290 | * FIXME: Only the _first_ document window should be centred. |
291 | * The subsequent ones should appear down and to the right of |
292 | * it, probably using the cascade function provided by Cocoa. |
293 | * Also we're apparently required by the HIG to remember and |
294 | * reuse previous positions of windows, although I'm not sure |
295 | * how that works if the user opens more than one of the same |
296 | * session type. |
297 | */ |
298 | [self center]; /* :-) */ |
299 | |
300 | return self; |
301 | } |
302 | |
303 | - (void)dealloc |
304 | { |
305 | /* |
306 | * FIXME: Here we must deallocate all sorts of stuff: the |
307 | * terminal, the backend, the ldisc, the logctx, you name it. |
308 | * Do so. |
309 | */ |
310 | [super dealloc]; |
311 | } |
312 | |
313 | - (void)drawStartFinish:(BOOL)start |
314 | { |
315 | [termview drawStartFinish:start]; |
316 | } |
317 | |
318 | - (void)setColour:(int)n r:(float)r g:(float)g b:(float)b |
319 | { |
320 | [termview setColour:n r:r g:g b:b]; |
321 | } |
322 | |
323 | - (void)doText:(wchar_t *)text len:(int)len x:(int)x y:(int)y |
324 | attr:(unsigned long)attr lattr:(int)lattr |
325 | { |
326 | /* Pass this straight on to the TerminalView. */ |
327 | [termview doText:text len:len x:x y:y attr:attr lattr:lattr]; |
328 | } |
329 | |
330 | - (Config *)cfg |
331 | { |
332 | return &cfg; |
333 | } |
334 | |
335 | - (void)keyDown:(NSEvent *)ev |
336 | { |
337 | NSString *s = [ev characters]; |
338 | int i; |
339 | int n = [s length], c = [s characterAtIndex:0], m = [ev modifierFlags]; |
340 | int cm = [[ev charactersIgnoringModifiers] characterAtIndex:0]; |
341 | wchar_t output[32]; |
342 | char coutput[32]; |
343 | int use_coutput = FALSE, special = FALSE, start, end; |
344 | |
345 | printf("n=%d c=U+%04x cm=U+%04x m=%08x\n", n, c, cm, m); |
346 | |
347 | /* |
348 | * FIXME: Alt+numberpad codes. |
349 | */ |
350 | |
351 | /* |
352 | * Shift and Ctrl with PageUp/PageDown for scrollback. |
353 | */ |
354 | if (n == 1 && c == NSPageUpFunctionKey && (m & NSShiftKeyMask)) { |
355 | term_scroll(term, 0, -term->rows/2); |
356 | return; |
357 | } |
358 | if (n == 1 && c == NSPageUpFunctionKey && (m & NSControlKeyMask)) { |
359 | term_scroll(term, 0, -1); |
360 | return; |
361 | } |
362 | if (n == 1 && c == NSPageDownFunctionKey && (m & NSShiftKeyMask)) { |
363 | term_scroll(term, 0, +term->rows/2); |
364 | return; |
365 | } |
366 | if (n == 1 && c == NSPageDownFunctionKey && (m & NSControlKeyMask)) { |
367 | term_scroll(term, 0, +1); |
368 | return; |
369 | } |
370 | |
371 | /* |
372 | * FIXME: Shift-Ins for paste? Or is that not Maccy enough? |
373 | */ |
374 | |
375 | /* |
376 | * FIXME: Alt (Option? Command?) prefix in general. |
377 | * |
378 | * (Note that Alt-Shift-thing will work just by looking at |
379 | * charactersIgnoringModifiers; but Alt-Ctrl-thing will need |
380 | * processing properly, and Alt-as-in-Option won't happen at |
381 | * all. Hmmm.) |
382 | * |
383 | * (Note also that we need to be able to override menu key |
384 | * equivalents before this is particularly useful.) |
385 | */ |
386 | start = 1; |
387 | end = start; |
388 | |
389 | /* |
390 | * Ctrl-` is the same as Ctrl-\, unless we already have a |
391 | * better idea. |
392 | */ |
393 | if ((m & NSControlKeyMask) && n == 1 && cm == '`' && c == '`') { |
394 | output[1] = '\x1c'; |
395 | end = 2; |
396 | } |
397 | |
398 | /* We handle Return ourselves, because it needs to be flagged as |
399 | * special to ldisc. */ |
400 | if (n == 1 && c == '\015') { |
401 | coutput[1] = '\015'; |
402 | use_coutput = TRUE; |
403 | end = 2; |
404 | special = TRUE; |
405 | } |
406 | |
407 | /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */ |
408 | if (n == 1 && (m & NSControlKeyMask) && (m & NSShiftKeyMask) && |
409 | cm == ' ') { |
410 | output[1] = '\240'; |
411 | end = 2; |
412 | } |
413 | |
414 | /* Control-2, Control-Space and Control-@ are all NUL. */ |
415 | if ((m & NSControlKeyMask) && n == 1 && |
416 | (cm == '2' || cm == '@' || cm == ' ') && c == cm) { |
417 | output[1] = '\0'; |
418 | end = 2; |
419 | } |
420 | |
421 | /* We don't let MacOS tell us what Backspace is! We know better. */ |
422 | if (cm == 0x7F && !(m & NSShiftKeyMask)) { |
423 | coutput[1] = cfg.bksp_is_delete ? '\x7F' : '\x08'; |
424 | end = 2; |
425 | use_coutput = special = TRUE; |
426 | } |
427 | /* For Shift Backspace, do opposite of what is configured. */ |
428 | if (cm == 0x7F && (m & NSShiftKeyMask)) { |
429 | coutput[1] = cfg.bksp_is_delete ? '\x08' : '\x7F'; |
430 | end = 2; |
431 | use_coutput = special = TRUE; |
432 | } |
433 | |
434 | /* Shift-Tab is ESC [ Z. Oddly, this combination generates ^Y by |
435 | * default on MacOS! */ |
436 | if (cm == 0x19 && (m & NSShiftKeyMask) && !(m & NSControlKeyMask)) { |
437 | end = 1; |
438 | output[end++] = '\033'; |
439 | output[end++] = '['; |
440 | output[end++] = 'Z'; |
441 | } |
442 | |
443 | /* |
444 | * NetHack keypad mode. |
445 | */ |
446 | if (cfg.nethack_keypad && (m & NSNumericPadKeyMask)) { |
447 | wchar_t *keys = NULL; |
448 | switch (cm) { |
449 | case '1': keys = L"bB"; break; |
450 | case '2': keys = L"jJ"; break; |
451 | case '3': keys = L"nN"; break; |
452 | case '4': keys = L"hH"; break; |
453 | case '5': keys = L".."; break; |
454 | case '6': keys = L"lL"; break; |
455 | case '7': keys = L"yY"; break; |
456 | case '8': keys = L"kK"; break; |
457 | case '9': keys = L"uU"; break; |
458 | } |
459 | if (keys) { |
460 | end = 2; |
461 | if (m & NSShiftKeyMask) |
462 | output[1] = keys[1]; |
463 | else |
464 | output[1] = keys[0]; |
465 | goto done; |
466 | } |
467 | } |
468 | |
469 | /* |
470 | * Application keypad mode. |
471 | */ |
472 | if (term->app_keypad_keys && !cfg.no_applic_k && |
473 | (m & NSNumericPadKeyMask)) { |
474 | int xkey = 0; |
475 | switch (cm) { |
476 | case NSClearLineFunctionKey: xkey = 'P'; break; |
477 | case '=': xkey = 'Q'; break; |
478 | case '/': xkey = 'R'; break; |
479 | case '*': xkey = 'S'; break; |
480 | /* |
481 | * FIXME: keypad - and + need to be mapped to ESC O l |
482 | * and ESC O k, or ESC O l and ESC O m, depending on |
483 | * xterm function key mode, and I can't remember which |
484 | * goes where. |
485 | */ |
486 | case '\003': xkey = 'M'; break; |
487 | case '0': xkey = 'p'; break; |
488 | case '1': xkey = 'q'; break; |
489 | case '2': xkey = 'r'; break; |
490 | case '3': xkey = 's'; break; |
491 | case '4': xkey = 't'; break; |
492 | case '5': xkey = 'u'; break; |
493 | case '6': xkey = 'v'; break; |
494 | case '7': xkey = 'w'; break; |
495 | case '8': xkey = 'x'; break; |
496 | case '9': xkey = 'y'; break; |
497 | case '.': xkey = 'n'; break; |
498 | } |
499 | if (xkey) { |
500 | if (term->vt52_mode) { |
501 | if (xkey >= 'P' && xkey <= 'S') { |
502 | output[end++] = '\033'; |
503 | output[end++] = xkey; |
504 | } else { |
505 | output[end++] = '\033'; |
506 | output[end++] = '?'; |
507 | output[end++] = xkey; |
508 | } |
509 | } else { |
510 | output[end++] = '\033'; |
511 | output[end++] = 'O'; |
512 | output[end++] = xkey; |
513 | } |
514 | goto done; |
515 | } |
516 | } |
517 | |
518 | /* |
519 | * Next, all the keys that do tilde codes. (ESC '[' nn '~', |
520 | * for integer decimal nn.) |
521 | * |
522 | * We also deal with the weird ones here. Linux VCs replace F1 |
523 | * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but |
524 | * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w |
525 | * respectively. |
526 | */ |
527 | { |
528 | int code = 0; |
529 | switch (cm) { |
530 | case NSF1FunctionKey: |
531 | code = (m & NSShiftKeyMask ? 23 : 11); |
532 | break; |
533 | case NSF2FunctionKey: |
534 | code = (m & NSShiftKeyMask ? 24 : 12); |
535 | break; |
536 | case NSF3FunctionKey: |
537 | code = (m & NSShiftKeyMask ? 25 : 13); |
538 | break; |
539 | case NSF4FunctionKey: |
540 | code = (m & NSShiftKeyMask ? 26 : 14); |
541 | break; |
542 | case NSF5FunctionKey: |
543 | code = (m & NSShiftKeyMask ? 28 : 15); |
544 | break; |
545 | case NSF6FunctionKey: |
546 | code = (m & NSShiftKeyMask ? 29 : 17); |
547 | break; |
548 | case NSF7FunctionKey: |
549 | code = (m & NSShiftKeyMask ? 31 : 18); |
550 | break; |
551 | case NSF8FunctionKey: |
552 | code = (m & NSShiftKeyMask ? 32 : 19); |
553 | break; |
554 | case NSF9FunctionKey: |
555 | code = (m & NSShiftKeyMask ? 33 : 20); |
556 | break; |
557 | case NSF10FunctionKey: |
558 | code = (m & NSShiftKeyMask ? 34 : 21); |
559 | break; |
560 | case NSF11FunctionKey: |
561 | code = 23; |
562 | break; |
563 | case NSF12FunctionKey: |
564 | code = 24; |
565 | break; |
566 | case NSF13FunctionKey: |
567 | code = 25; |
568 | break; |
569 | case NSF14FunctionKey: |
570 | code = 26; |
571 | break; |
572 | case NSF15FunctionKey: |
573 | code = 28; |
574 | break; |
575 | case NSF16FunctionKey: |
576 | code = 29; |
577 | break; |
578 | case NSF17FunctionKey: |
579 | code = 31; |
580 | break; |
581 | case NSF18FunctionKey: |
582 | code = 32; |
583 | break; |
584 | case NSF19FunctionKey: |
585 | code = 33; |
586 | break; |
587 | case NSF20FunctionKey: |
588 | code = 34; |
589 | break; |
590 | } |
591 | if (!(m & NSControlKeyMask)) switch (cm) { |
592 | case NSHomeFunctionKey: |
593 | code = 1; |
594 | break; |
595 | #ifdef FIXME |
596 | case GDK_Insert: case GDK_KP_Insert: |
597 | code = 2; |
598 | break; |
599 | #endif |
600 | case NSDeleteFunctionKey: |
601 | code = 3; |
602 | break; |
603 | case NSEndFunctionKey: |
604 | code = 4; |
605 | break; |
606 | case NSPageUpFunctionKey: |
607 | code = 5; |
608 | break; |
609 | case NSPageDownFunctionKey: |
610 | code = 6; |
611 | break; |
612 | } |
613 | /* Reorder edit keys to physical order */ |
614 | if (cfg.funky_type == FUNKY_VT400 && code <= 6) |
615 | code = "\0\2\1\4\5\3\6"[code]; |
616 | |
617 | if (term->vt52_mode && code > 0 && code <= 6) { |
618 | output[end++] = '\033'; |
619 | output[end++] = " HLMEIG"[code]; |
620 | goto done; |
621 | } |
622 | |
623 | if (cfg.funky_type == FUNKY_SCO && /* SCO function keys */ |
624 | code >= 11 && code <= 34) { |
625 | char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{"; |
626 | int index = 0; |
627 | switch (cm) { |
628 | case NSF1FunctionKey: index = 0; break; |
629 | case NSF2FunctionKey: index = 1; break; |
630 | case NSF3FunctionKey: index = 2; break; |
631 | case NSF4FunctionKey: index = 3; break; |
632 | case NSF5FunctionKey: index = 4; break; |
633 | case NSF6FunctionKey: index = 5; break; |
634 | case NSF7FunctionKey: index = 6; break; |
635 | case NSF8FunctionKey: index = 7; break; |
636 | case NSF9FunctionKey: index = 8; break; |
637 | case NSF10FunctionKey: index = 9; break; |
638 | case NSF11FunctionKey: index = 10; break; |
639 | case NSF12FunctionKey: index = 11; break; |
640 | } |
641 | if (m & NSShiftKeyMask) index += 12; |
642 | if (m & NSControlKeyMask) index += 24; |
643 | output[end++] = '\033'; |
644 | output[end++] = '['; |
645 | output[end++] = codes[index]; |
646 | goto done; |
647 | } |
648 | if (cfg.funky_type == FUNKY_SCO && /* SCO small keypad */ |
649 | code >= 1 && code <= 6) { |
650 | char codes[] = "HL.FIG"; |
651 | if (code == 3) { |
652 | output[1] = '\x7F'; |
653 | end = 2; |
654 | } else { |
655 | output[end++] = '\033'; |
656 | output[end++] = '['; |
657 | output[end++] = codes[code-1]; |
658 | } |
659 | goto done; |
660 | } |
661 | if ((term->vt52_mode || cfg.funky_type == FUNKY_VT100P) && |
662 | code >= 11 && code <= 24) { |
663 | int offt = 0; |
664 | if (code > 15) |
665 | offt++; |
666 | if (code > 21) |
667 | offt++; |
668 | if (term->vt52_mode) { |
669 | output[end++] = '\033'; |
670 | output[end++] = code + 'P' - 11 - offt; |
671 | } else { |
672 | output[end++] = '\033'; |
673 | output[end++] = 'O'; |
674 | output[end++] = code + 'P' - 11 - offt; |
675 | } |
676 | goto done; |
677 | } |
678 | if (cfg.funky_type == FUNKY_LINUX && code >= 11 && code <= 15) { |
679 | output[end++] = '\033'; |
680 | output[end++] = '['; |
681 | output[end++] = '['; |
682 | output[end++] = code + 'A' - 11; |
683 | goto done; |
684 | } |
685 | if (cfg.funky_type == FUNKY_XTERM && code >= 11 && code <= 14) { |
686 | if (term->vt52_mode) { |
687 | output[end++] = '\033'; |
688 | output[end++] = code + 'P' - 11; |
689 | } else { |
690 | output[end++] = '\033'; |
691 | output[end++] = 'O'; |
692 | output[end++] = code + 'P' - 11; |
693 | } |
694 | goto done; |
695 | } |
696 | if (cfg.rxvt_homeend && (code == 1 || code == 4)) { |
697 | if (code == 1) { |
698 | output[end++] = '\033'; |
699 | output[end++] = '['; |
700 | output[end++] = 'H'; |
701 | } else { |
702 | output[end++] = '\033'; |
703 | output[end++] = 'O'; |
704 | output[end++] = 'w'; |
705 | } |
706 | goto done; |
707 | } |
708 | if (code) { |
709 | char buf[20]; |
710 | sprintf(buf, "\x1B[%d~", code); |
711 | for (i = 0; buf[i]; i++) |
712 | output[end++] = buf[i]; |
713 | goto done; |
714 | } |
715 | } |
716 | |
717 | /* |
718 | * Cursor keys. (This includes the numberpad cursor keys, |
719 | * if we haven't already done them due to app keypad mode.) |
720 | */ |
721 | { |
722 | int xkey = 0; |
723 | switch (cm) { |
724 | case NSUpArrowFunctionKey: xkey = 'A'; break; |
725 | case NSDownArrowFunctionKey: xkey = 'B'; break; |
726 | case NSRightArrowFunctionKey: xkey = 'C'; break; |
727 | case NSLeftArrowFunctionKey: xkey = 'D'; break; |
728 | } |
729 | if (xkey) { |
730 | /* |
731 | * The arrow keys normally do ESC [ A and so on. In |
732 | * app cursor keys mode they do ESC O A instead. |
733 | * Ctrl toggles the two modes. |
734 | */ |
735 | if (term->vt52_mode) { |
736 | output[end++] = '\033'; |
737 | output[end++] = xkey; |
738 | } else if (!term->app_cursor_keys ^ !(m & NSControlKeyMask)) { |
739 | output[end++] = '\033'; |
740 | output[end++] = 'O'; |
741 | output[end++] = xkey; |
742 | } else { |
743 | output[end++] = '\033'; |
744 | output[end++] = '['; |
745 | output[end++] = xkey; |
746 | } |
747 | goto done; |
748 | } |
749 | } |
750 | |
751 | done: |
752 | |
753 | /* |
754 | * Failing everything else, send the exact Unicode we got from |
755 | * OS X. |
756 | */ |
757 | if (end == start) { |
758 | if (n > lenof(output)-start) |
759 | n = lenof(output)-start; /* _shouldn't_ happen! */ |
760 | for (i = 0; i < n; i++) { |
761 | output[i+start] = [s characterAtIndex:i]; |
762 | } |
763 | end = n+start; |
764 | } |
765 | |
766 | if (use_coutput) { |
767 | assert(special); |
768 | assert(end < lenof(coutput)); |
769 | coutput[end] = '\0'; |
770 | ldisc_send(ldisc, coutput+start, -2, TRUE); |
771 | } else { |
772 | luni_send(ldisc, output+start, end-start, TRUE); |
773 | } |
774 | } |
775 | |
776 | - (int)fromBackend:(const char *)data len:(int)len isStderr:(int)is_stderr |
777 | { |
778 | return term_data(term, is_stderr, data, len); |
779 | } |
780 | |
781 | @end |
782 | |
783 | int from_backend(void *frontend, int is_stderr, const char *data, int len) |
784 | { |
785 | SessionWindow *win = (SessionWindow *)frontend; |
786 | return [win fromBackend:data len:len isStderr:is_stderr]; |
787 | } |
788 | |
789 | void frontend_keypress(void *handle) |
790 | { |
791 | /* FIXME */ |
792 | } |
793 | |
794 | void connection_fatal(void *frontend, char *p, ...) |
795 | { |
796 | //SessionWindow *win = (SessionWindow *)frontend; |
797 | /* FIXME: proper OS X GUI stuff */ |
798 | va_list ap; |
799 | fprintf(stderr, "FATAL ERROR: "); |
800 | va_start(ap, p); |
801 | vfprintf(stderr, p, ap); |
802 | va_end(ap); |
803 | fputc('\n', stderr); |
804 | exit(1); |
805 | } |
806 | |
807 | void notify_remote_exit(void *frontend) |
808 | { |
809 | //SessionWindow *win = (SessionWindow *)frontend; |
810 | /* FIXME */ |
811 | } |
812 | |
813 | void ldisc_update(void *frontend, int echo, int edit) |
814 | { |
815 | //SessionWindow *win = (SessionWindow *)frontend; |
816 | /* |
817 | * In a GUI front end, this need do nothing. |
818 | */ |
819 | } |
820 | |
821 | void update_specials_menu(void *frontend) |
822 | { |
823 | //SessionWindow *win = (SessionWindow *)frontend; |
824 | /* FIXME */ |
825 | } |
826 | |
827 | /* |
828 | * This is still called when mode==BELL_VISUAL, even though the |
829 | * visual bell is handled entirely within terminal.c, because we |
830 | * may want to perform additional actions on any kind of bell (for |
831 | * example, taskbar flashing in Windows). |
832 | */ |
833 | void beep(void *frontend, int mode) |
834 | { |
835 | //SessionWindow *win = (SessionWindow *)frontend; |
836 | if (mode != BELL_VISUAL) |
837 | NSBeep(); |
838 | } |
839 | |
840 | int char_width(Context ctx, int uc) |
841 | { |
842 | /* |
843 | * Under X, any fixed-width font really _is_ fixed-width. |
844 | * Double-width characters will be dealt with using a separate |
845 | * font. For the moment we can simply return 1. |
846 | */ |
847 | return 1; |
848 | } |
849 | |
850 | void palette_set(void *frontend, int n, int r, int g, int b) |
851 | { |
852 | SessionWindow *win = (SessionWindow *)frontend; |
853 | |
854 | if (n >= 16) |
855 | n += 256 - 16; |
856 | if (n > NALLCOLOURS) |
857 | return; |
858 | [win setColour:n r:r/255.0 g:g/255.0 b:b/255.0]; |
859 | |
860 | /* |
861 | * FIXME: do we need an OS X equivalent of set_window_background? |
862 | */ |
863 | } |
864 | |
865 | void palette_reset(void *frontend) |
866 | { |
867 | SessionWindow *win = (SessionWindow *)frontend; |
868 | Config *cfg = [win cfg]; |
869 | |
870 | /* This maps colour indices in cfg to those used in colours[]. */ |
871 | static const int ww[] = { |
872 | 256, 257, 258, 259, 260, 261, |
873 | 0, 8, 1, 9, 2, 10, 3, 11, |
874 | 4, 12, 5, 13, 6, 14, 7, 15 |
875 | }; |
876 | |
877 | int i; |
878 | |
879 | for (i = 0; i < NCFGCOLOURS; i++) { |
880 | [win setColour:ww[i] r:cfg->colours[i][0]/255.0 |
881 | g:cfg->colours[i][1]/255.0 b:cfg->colours[i][2]/255.0]; |
882 | } |
883 | |
884 | for (i = 0; i < NEXTCOLOURS; i++) { |
885 | if (i < 216) { |
886 | int r = i / 36, g = (i / 6) % 6, b = i % 6; |
887 | [win setColour:i+16 r:r/5.0 g:g/5.0 b:b/5.0]; |
888 | } else { |
889 | int shade = i - 216; |
890 | float fshade = (shade + 1) / (float)(NEXTCOLOURS - 216 + 1); |
891 | [win setColour:i+16 r:fshade g:fshade b:fshade]; |
892 | } |
893 | } |
894 | |
895 | /* |
896 | * FIXME: do we need an OS X equivalent of set_window_background? |
897 | */ |
898 | } |
899 | |
900 | Context get_ctx(void *frontend) |
901 | { |
902 | SessionWindow *win = (SessionWindow *)frontend; |
903 | |
904 | /* |
905 | * Lock the drawing focus on the image inside the TerminalView. |
906 | */ |
907 | [win drawStartFinish:YES]; |
908 | |
909 | [[NSGraphicsContext currentContext] setShouldAntialias:YES]; |
910 | |
911 | /* |
912 | * Cocoa drawing functions don't take a graphics context: that |
913 | * parameter is implicit. Therefore, we'll use the frontend |
914 | * handle itself as the context, on the grounds that it's as |
915 | * good a thing to use as any. |
916 | */ |
917 | return frontend; |
918 | } |
919 | |
920 | void free_ctx(Context ctx) |
921 | { |
922 | SessionWindow *win = (SessionWindow *)ctx; |
923 | |
924 | [win drawStartFinish:NO]; |
925 | } |
926 | |
927 | void do_text(Context ctx, int x, int y, wchar_t *text, int len, |
928 | unsigned long attr, int lattr) |
929 | { |
930 | SessionWindow *win = (SessionWindow *)ctx; |
931 | |
932 | [win doText:text len:len x:x y:y attr:attr lattr:lattr]; |
933 | } |
934 | |
935 | void do_cursor(Context ctx, int x, int y, wchar_t *text, int len, |
936 | unsigned long attr, int lattr) |
937 | { |
938 | SessionWindow *win = (SessionWindow *)ctx; |
939 | Config *cfg = [win cfg]; |
940 | int active, passive; |
941 | |
942 | if (attr & TATTR_PASCURS) { |
943 | attr &= ~TATTR_PASCURS; |
944 | passive = 1; |
945 | } else |
946 | passive = 0; |
947 | if ((attr & TATTR_ACTCURS) && cfg->cursor_type != 0) { |
948 | attr &= ~TATTR_ACTCURS; |
949 | active = 1; |
950 | } else |
951 | active = 0; |
952 | |
953 | [win doText:text len:len x:x y:y attr:attr lattr:lattr]; |
954 | |
955 | /* |
956 | * FIXME: now draw the various cursor types (both passive and |
957 | * active underlines and vertical lines, plus passive blocks). |
958 | */ |
959 | } |
960 | |
961 | /* |
962 | * Minimise or restore the window in response to a server-side |
963 | * request. |
964 | */ |
965 | void set_iconic(void *frontend, int iconic) |
966 | { |
967 | //SessionWindow *win = (SessionWindow *)frontend; |
968 | /* FIXME */ |
969 | } |
970 | |
971 | /* |
972 | * Move the window in response to a server-side request. |
973 | */ |
974 | void move_window(void *frontend, int x, int y) |
975 | { |
976 | //SessionWindow *win = (SessionWindow *)frontend; |
977 | /* FIXME */ |
978 | } |
979 | |
980 | /* |
981 | * Move the window to the top or bottom of the z-order in response |
982 | * to a server-side request. |
983 | */ |
984 | void set_zorder(void *frontend, int top) |
985 | { |
986 | //SessionWindow *win = (SessionWindow *)frontend; |
987 | /* FIXME */ |
988 | } |
989 | |
990 | /* |
991 | * Refresh the window in response to a server-side request. |
992 | */ |
993 | void refresh_window(void *frontend) |
994 | { |
995 | //SessionWindow *win = (SessionWindow *)frontend; |
996 | /* FIXME */ |
997 | } |
998 | |
999 | /* |
1000 | * Maximise or restore the window in response to a server-side |
1001 | * request. |
1002 | */ |
1003 | void set_zoomed(void *frontend, int zoomed) |
1004 | { |
1005 | //SessionWindow *win = (SessionWindow *)frontend; |
1006 | /* FIXME */ |
1007 | } |
1008 | |
1009 | /* |
1010 | * Report whether the window is iconic, for terminal reports. |
1011 | */ |
1012 | int is_iconic(void *frontend) |
1013 | { |
1014 | //SessionWindow *win = (SessionWindow *)frontend; |
1015 | return NO; /* FIXME */ |
1016 | } |
1017 | |
1018 | /* |
1019 | * Report the window's position, for terminal reports. |
1020 | */ |
1021 | void get_window_pos(void *frontend, int *x, int *y) |
1022 | { |
1023 | //SessionWindow *win = (SessionWindow *)frontend; |
1024 | /* FIXME */ |
1025 | } |
1026 | |
1027 | /* |
1028 | * Report the window's pixel size, for terminal reports. |
1029 | */ |
1030 | void get_window_pixels(void *frontend, int *x, int *y) |
1031 | { |
1032 | //SessionWindow *win = (SessionWindow *)frontend; |
1033 | /* FIXME */ |
1034 | } |
1035 | |
1036 | /* |
1037 | * Return the window or icon title. |
1038 | */ |
1039 | char *get_window_title(void *frontend, int icon) |
1040 | { |
1041 | //SessionWindow *win = (SessionWindow *)frontend; |
1042 | return NULL; /* FIXME */ |
1043 | } |
1044 | |
1045 | void set_title(void *frontend, char *title) |
1046 | { |
1047 | //SessionWindow *win = (SessionWindow *)frontend; |
1048 | /* FIXME */ |
1049 | } |
1050 | |
1051 | void set_icon(void *frontend, char *title) |
1052 | { |
1053 | //SessionWindow *win = (SessionWindow *)frontend; |
1054 | /* FIXME */ |
1055 | } |
1056 | |
1057 | void set_sbar(void *frontend, int total, int start, int page) |
1058 | { |
1059 | //SessionWindow *win = (SessionWindow *)frontend; |
1060 | /* FIXME */ |
1061 | } |
1062 | |
1063 | void get_clip(void *frontend, wchar_t ** p, int *len) |
1064 | { |
1065 | //SessionWindow *win = (SessionWindow *)frontend; |
1066 | /* FIXME */ |
1067 | } |
1068 | |
1069 | void write_clip(void *frontend, wchar_t * data, int len, int must_deselect) |
1070 | { |
1071 | //SessionWindow *win = (SessionWindow *)frontend; |
1072 | /* FIXME */ |
1073 | } |
1074 | |
1075 | void request_paste(void *frontend) |
1076 | { |
1077 | //SessionWindow *win = (SessionWindow *)frontend; |
1078 | /* FIXME */ |
1079 | } |
1080 | |
1081 | void set_raw_mouse_mode(void *frontend, int activate) |
1082 | { |
1083 | //SessionWindow *win = (SessionWindow *)frontend; |
1084 | /* FIXME */ |
1085 | } |
1086 | |
1087 | void request_resize(void *frontend, int w, int h) |
1088 | { |
1089 | //SessionWindow *win = (SessionWindow *)frontend; |
1090 | /* FIXME */ |
1091 | } |
1092 | |
1093 | void sys_cursor(void *frontend, int x, int y) |
1094 | { |
1095 | //SessionWindow *win = (SessionWindow *)frontend; |
1096 | /* |
1097 | * This is probably meaningless under OS X. FIXME: find out for |
1098 | * sure. |
1099 | */ |
1100 | } |
1101 | |
1102 | void logevent(void *frontend, const char *string) |
1103 | { |
1104 | //SessionWindow *win = (SessionWindow *)frontend; |
1105 | /* FIXME */ |
1106 | printf("logevent: %s\n", string); |
1107 | } |
1108 | |
1109 | int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */ |
1110 | { |
1111 | //SessionWindow *win = (SessionWindow *)frontend; |
1112 | return 1; /* FIXME */ |
1113 | } |
1114 | |
1115 | void set_busy_status(void *frontend, int status) |
1116 | { |
1117 | /* |
1118 | * We need do nothing here: the OS X `application is busy' |
1119 | * beachball pointer appears _automatically_ when the |
1120 | * application isn't responding to GUI messages. |
1121 | */ |
1122 | } |