Dispose of some unused local variables.
[sgt/putty] / mac / macterm.c
1 /* $Id: macterm.c,v 1.24 2002/12/28 22:22:43 ben Exp $ */
2 /*
3 * Copyright (c) 1999 Simon Tatham
4 * Copyright (c) 1999, 2002 Ben Harris
5 * All rights reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person
8 * obtaining a copy of this software and associated documentation
9 * files (the "Software"), to deal in the Software without
10 * restriction, including without limitation the rights to use,
11 * copy, modify, merge, publish, distribute, sublicense, and/or
12 * sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following
14 * conditions:
15 *
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
23 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
24 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
25 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 * SOFTWARE.
27 */
28
29 /*
30 * macterm.c -- Macintosh terminal front-end
31 */
32
33 #include <MacTypes.h>
34 #include <Controls.h>
35 #include <ControlDefinitions.h>
36 #include <Fonts.h>
37 #include <Gestalt.h>
38 #include <LowMem.h>
39 #include <MacMemory.h>
40 #include <MacWindows.h>
41 #include <MixedMode.h>
42 #include <Palettes.h>
43 #include <Quickdraw.h>
44 #include <QuickdrawText.h>
45 #include <Resources.h>
46 #include <Scrap.h>
47 #include <Script.h>
48 #include <Sound.h>
49 #include <TextCommon.h>
50 #include <Threads.h>
51 #include <ToolUtils.h>
52 #include <UnicodeConverter.h>
53
54 #include <assert.h>
55 #include <limits.h>
56 #include <stdlib.h>
57 #include <stdio.h>
58 #include <string.h>
59
60 #include "macresid.h"
61 #include "putty.h"
62 #include "mac.h"
63 #include "terminal.h"
64
65 #define NCOLOURS (lenof(((Config *)0)->colours))
66
67 #define DEFAULT_FG 16
68 #define DEFAULT_FG_BOLD 17
69 #define DEFAULT_BG 18
70 #define DEFAULT_BG_BOLD 19
71 #define CURSOR_FG 20
72 #define CURSOR_BG 21
73
74 #define PTOCC(x) ((x) < 0 ? -(-(x - s->font_width - 1) / s->font_width) : \
75 (x) / s->font_width)
76 #define PTOCR(y) ((y) < 0 ? -(-(y - s->font_height - 1) / s->font_height) : \
77 (y) / s->font_height)
78
79 static void mac_initfont(Session *);
80 static pascal OSStatus uni_to_font_fallback(UniChar *, ByteCount, ByteCount *,
81 TextPtr, ByteCount, ByteCount *,
82 LogicalAddress *,
83 ConstUnicodeMappingPtr);
84 static void mac_initpalette(Session *);
85 static void mac_adjustwinbg(Session *);
86 static void mac_adjustsize(Session *, int, int);
87 static void mac_drawgrowicon(Session *s);
88 static pascal void mac_growtermdraghook(void);
89 static pascal void mac_scrolltracker(ControlHandle, short);
90 static pascal void do_text_for_device(short, short, GDHandle, long);
91 static int mac_keytrans(Session *, EventRecord *, unsigned char *);
92 static void text_click(Session *, EventRecord *);
93
94 void pre_paint(Session *s);
95 void post_paint(Session *s);
96
97 #if TARGET_RT_MAC_CFM
98 static RoutineDescriptor mac_scrolltracker_upp =
99 BUILD_ROUTINE_DESCRIPTOR(uppControlActionProcInfo,
100 (ProcPtr)mac_scrolltracker);
101 static RoutineDescriptor do_text_for_device_upp =
102 BUILD_ROUTINE_DESCRIPTOR(uppDeviceLoopDrawingProcInfo,
103 (ProcPtr)do_text_for_device);
104 #else /* not TARGET_RT_MAC_CFM */
105 #define mac_scrolltracker_upp mac_scrolltracker
106 #define do_text_for_device_upp do_text_for_device
107 #endif /* not TARGET_RT_MAC_CFM */
108
109 static void inbuf_putc(Session *s, int c) {
110 char ch = c;
111
112 from_backend(s->term, 0, &ch, 1);
113 }
114
115 static void inbuf_putstr(Session *s, const char *c) {
116
117 from_backend(s->term, 0, (char *)c, strlen(c));
118 }
119
120 static void display_resource(Session *s, unsigned long type, short id) {
121 Handle h;
122 int len;
123 char *t;
124
125 h = GetResource(type, id);
126 if (h == NULL)
127 fatalbox("Can't get test resource");
128 len = GetResourceSizeOnDisk(h);
129 DetachResource(h);
130 HNoPurge(h);
131 HLock(h);
132 t = *h;
133 from_backend(s->term, 0, t, len);
134 term_out(s->term);
135 DisposeHandle(h);
136 }
137
138
139 void mac_newsession(void) {
140 Session *s;
141 UInt32 starttime;
142 char msg[128];
143
144 /* This should obviously be initialised by other means */
145 s = smalloc(sizeof(*s));
146 memset(s, 0, sizeof(*s));
147 do_defaults(NULL, &s->cfg);
148 s->back = &loop_backend;
149
150 /* XXX: Own storage management? */
151 if (HAVE_COLOR_QD())
152 s->window = GetNewCWindow(wTerminal, NULL, (WindowPtr)-1);
153 else
154 s->window = GetNewWindow(wTerminal, NULL, (WindowPtr)-1);
155 SetWRefCon(s->window, (long)s);
156 s->scrollbar = GetNewControl(cVScroll, s->window);
157 s->term = term_init(&s->cfg, s);
158
159 s->logctx = log_init(s);
160 term_provide_logctx(s->term, s->logctx);
161
162 s->back->init(s->term, &s->backhandle, "localhost", 23, &s->realhost, 0);
163 s->back->provide_logctx(s->backhandle, s->logctx);
164
165 term_provide_resize_fn(s->term, s->back->size, s->backhandle);
166
167 mac_adjustsize(s, s->cfg.height, s->cfg.width);
168 term_size(s->term, s->cfg.height, s->cfg.width, s->cfg.savelines);
169
170 s->ldisc = ldisc_create(&s->cfg, s->term, s->back, s->backhandle, s);
171 ldisc_send(s->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
172
173 mac_initfont(s);
174 mac_initpalette(s);
175 if (HAVE_COLOR_QD()) {
176 /* Set to FALSE to not get palette updates in the background. */
177 SetPalette(s->window, s->palette, TRUE);
178 ActivatePalette(s->window);
179 }
180 ShowWindow(s->window);
181 starttime = TickCount();
182 display_resource(s, 'pTST', 128);
183 sprintf(msg, "Elapsed ticks: %d\015\012", TickCount() - starttime);
184 inbuf_putstr(s, msg);
185 term_out(s->term);
186 }
187
188 static UnicodeToTextFallbackUPP uni_to_font_fallback_upp;
189
190 static void mac_initfont(Session *s) {
191 Str255 macfont;
192 FontInfo fi;
193 TextEncoding enc;
194 OSStatus err;
195
196 SetPort(s->window);
197 macfont[0] = sprintf((char *)&macfont[1], "%s", s->cfg.font);
198 GetFNum(macfont, &s->fontnum);
199 TextFont(s->fontnum);
200 TextFace(s->cfg.fontisbold ? bold : 0);
201 TextSize(s->cfg.fontheight);
202 GetFontInfo(&fi);
203 s->font_width = CharWidth('W'); /* Well, it's what NCSA uses. */
204 s->font_ascent = fi.ascent;
205 s->font_leading = fi.leading;
206 s->font_height = s->font_ascent + fi.descent + s->font_leading;
207 if (!s->cfg.bold_colour) {
208 TextFace(bold);
209 s->font_boldadjust = s->font_width - CharWidth('W');
210 } else
211 s->font_boldadjust = 0;
212
213 if (s->uni_to_font != NULL)
214 DisposeUnicodeToTextInfo(&s->uni_to_font);
215 if (mac_gestalts.encvvers == 0 ||
216 UpgradeScriptInfoToTextEncoding(kTextScriptDontCare,
217 kTextLanguageDontCare,
218 kTextRegionDontCare, macfont,
219 &enc) != noErr ||
220 CreateUnicodeToTextInfoByEncoding(enc, &s->uni_to_font) != noErr) {
221 s->uni_to_font = NULL;
222 } else {
223 if (uni_to_font_fallback_upp == NULL)
224 uni_to_font_fallback_upp =
225 NewUnicodeToTextFallbackProc(&uni_to_font_fallback);
226 if (SetFallbackUnicodeToText(s->uni_to_font,
227 uni_to_font_fallback_upp,
228 kUnicodeFallbackCustomOnly | kUnicodeFallbackInterruptSafeMask,
229 NULL) != noErr) {
230 DisposeUnicodeToTextInfo(&s->uni_to_font);
231 s->uni_to_font = NULL;
232 }
233 }
234
235 mac_adjustsize(s, s->term->rows, s->term->cols);
236 }
237
238 static pascal OSStatus uni_to_font_fallback(UniChar *ucp,
239 ByteCount ilen, ByteCount *iusedp, TextPtr obuf, ByteCount olen,
240 ByteCount *ousedp, LogicalAddress *cookie, ConstUnicodeMappingPtr mapping)
241 {
242
243 if (olen < 1)
244 return kTECOutputBufferFullStatus;
245 *obuf = '?';
246 *iusedp = ilen;
247 *ousedp = 1;
248 return noErr;
249 }
250
251
252 /*
253 * To be called whenever the window size changes.
254 * rows and cols should be desired values.
255 * It's assumed the terminal emulator will be informed, and will set rows
256 * and cols for us.
257 */
258 static void mac_adjustsize(Session *s, int newrows, int newcols) {
259 int winwidth, winheight;
260
261 winwidth = newcols * s->font_width + 15;
262 winheight = newrows * s->font_height;
263 SizeWindow(s->window, winwidth, winheight, true);
264 HideControl(s->scrollbar);
265 MoveControl(s->scrollbar, winwidth - 15, -1);
266 SizeControl(s->scrollbar, 16, winheight - 13);
267 ShowControl(s->scrollbar);
268 mac_drawgrowicon(s);
269 }
270
271 static void mac_initpalette(Session *s) {
272
273 if (!HAVE_COLOR_QD())
274 return;
275 /*
276 * Most colours should be inhibited on 2bpp displays.
277 * Palette manager documentation suggests inhibiting all tolerant colours
278 * on greyscale displays.
279 */
280 #define PM_NORMAL ( pmTolerant | pmInhibitC2 | \
281 pmInhibitG2 | pmInhibitG4 | pmInhibitG8 )
282 #define PM_TOLERANCE 0x2000
283 s->palette = NewPalette(22, NULL, PM_NORMAL, PM_TOLERANCE);
284 if (s->palette == NULL)
285 fatalbox("Unable to create palette");
286 /* In 2bpp, these are the colours we want most. */
287 SetEntryUsage(s->palette, DEFAULT_BG,
288 PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
289 SetEntryUsage(s->palette, DEFAULT_FG,
290 PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
291 SetEntryUsage(s->palette, DEFAULT_FG_BOLD,
292 PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
293 SetEntryUsage(s->palette, CURSOR_BG,
294 PM_NORMAL &~ pmInhibitC2, PM_TOLERANCE);
295 palette_reset(s);
296 }
297
298 /*
299 * Set the background colour of the window correctly. Should be
300 * called whenever the default background changes.
301 */
302 static void mac_adjustwinbg(Session *s) {
303
304 if (!HAVE_COLOR_QD())
305 return;
306 #if TARGET_RT_CFM /* XXX doesn't link (at least for 68k) */
307 if (mac_gestalts.windattr & gestaltWindowMgrPresent)
308 SetWindowContentColor(s->window,
309 &(*s->palette)->pmInfo[DEFAULT_BG].ciRGB);
310 else
311 #endif
312 {
313 if (s->wctab == NULL)
314 s->wctab = (WCTabHandle)NewHandle(sizeof(**s->wctab));
315 if (s->wctab == NULL)
316 return; /* do without */
317 (*s->wctab)->wCSeed = 0;
318 (*s->wctab)->wCReserved = 0;
319 (*s->wctab)->ctSize = 0;
320 (*s->wctab)->ctTable[0].value = wContentColor;
321 (*s->wctab)->ctTable[0].rgb = (*s->palette)->pmInfo[DEFAULT_BG].ciRGB;
322 SetWinColor(s->window, s->wctab);
323 }
324 }
325
326 /*
327 * Set the cursor shape correctly
328 */
329 void mac_adjusttermcursor(WindowPtr window, Point mouse, RgnHandle cursrgn) {
330 Session *s;
331 ControlHandle control;
332 short part;
333 int x, y;
334
335 SetPort(window);
336 s = (Session *)GetWRefCon(window);
337 GlobalToLocal(&mouse);
338 part = FindControl(mouse, window, &control);
339 if (control == s->scrollbar) {
340 SetCursor(&qd.arrow);
341 RectRgn(cursrgn, &(*s->scrollbar)->contrlRect);
342 SectRgn(cursrgn, window->visRgn, cursrgn);
343 } else {
344 x = mouse.h / s->font_width;
345 y = mouse.v / s->font_height;
346 if (s->raw_mouse)
347 SetCursor(&qd.arrow);
348 else
349 SetCursor(*GetCursor(iBeamCursor));
350 /* Ask for shape changes if we leave this character cell. */
351 SetRectRgn(cursrgn, x * s->font_width, y * s->font_height,
352 (x + 1) * s->font_width, (y + 1) * s->font_height);
353 SectRgn(cursrgn, window->visRgn, cursrgn);
354 }
355 }
356
357 /*
358 * Enable/disable menu items based on the active terminal window.
359 */
360 void mac_adjusttermmenus(WindowPtr window) {
361 Session *s;
362 MenuHandle menu;
363 long offset;
364
365 s = (Session *)GetWRefCon(window);
366 menu = GetMenuHandle(mEdit);
367 EnableItem(menu, 0);
368 DisableItem(menu, iUndo);
369 DisableItem(menu, iCut);
370 if (1/*s->term->selstate == SELECTED*/)
371 EnableItem(menu, iCopy);
372 else
373 DisableItem(menu, iCopy);
374 if (GetScrap(NULL, 'TEXT', &offset) == noTypeErr)
375 DisableItem(menu, iPaste);
376 else
377 EnableItem(menu, iPaste);
378 DisableItem(menu, iClear);
379 EnableItem(menu, iSelectAll);
380 }
381
382 void mac_menuterm(WindowPtr window, short menu, short item) {
383 Session *s;
384
385 s = (Session *)GetWRefCon(window);
386 switch (menu) {
387 case mEdit:
388 switch (item) {
389 case iCopy:
390 /* term_copy(s); */
391 break;
392 case iPaste:
393 term_do_paste(s->term);
394 break;
395 }
396 }
397 }
398
399 void mac_clickterm(WindowPtr window, EventRecord *event) {
400 Session *s;
401 Point mouse;
402 ControlHandle control;
403 int part;
404
405 s = (Session *)GetWRefCon(window);
406 SetPort(window);
407 mouse = event->where;
408 GlobalToLocal(&mouse);
409 part = FindControl(mouse, window, &control);
410 if (control == s->scrollbar) {
411 switch (part) {
412 case kControlIndicatorPart:
413 if (TrackControl(control, mouse, NULL) == kControlIndicatorPart)
414 term_scroll(s->term, +1, GetControlValue(control));
415 break;
416 case kControlUpButtonPart:
417 case kControlDownButtonPart:
418 case kControlPageUpPart:
419 case kControlPageDownPart:
420 TrackControl(control, mouse, &mac_scrolltracker_upp);
421 break;
422 }
423 } else {
424 text_click(s, event);
425 }
426 }
427
428 static void text_click(Session *s, EventRecord *event) {
429 Point localwhere;
430 int row, col;
431 static UInt32 lastwhen = 0;
432 static Session *lastsess = NULL;
433 static int lastrow = -1, lastcol = -1;
434 static Mouse_Action lastact = MA_NOTHING;
435
436 SetPort(s->window);
437 localwhere = event->where;
438 GlobalToLocal(&localwhere);
439
440 col = PTOCC(localwhere.h);
441 row = PTOCR(localwhere.v);
442 if (event->when - lastwhen < GetDblTime() &&
443 row == lastrow && col == lastcol && s == lastsess)
444 lastact = (lastact == MA_CLICK ? MA_2CLK :
445 lastact == MA_2CLK ? MA_3CLK :
446 lastact == MA_3CLK ? MA_CLICK : MA_NOTHING);
447 else
448 lastact = MA_CLICK;
449 /* Fake right button with shift key */
450 term_mouse(s->term, event->modifiers & shiftKey ? MBT_RIGHT : MBT_LEFT,
451 lastact, col, row, event->modifiers & shiftKey,
452 event->modifiers & controlKey, event->modifiers & optionKey);
453 lastsess = s;
454 lastrow = row;
455 lastcol = col;
456 while (StillDown()) {
457 GetMouse(&localwhere);
458 col = PTOCC(localwhere.h);
459 row = PTOCR(localwhere.v);
460 term_mouse(s->term,
461 event->modifiers & shiftKey ? MBT_RIGHT : MBT_LEFT,
462 MA_DRAG, col, row, event->modifiers & shiftKey,
463 event->modifiers & controlKey,
464 event->modifiers & optionKey);
465 if (row > s->term->rows - 1)
466 term_scroll(s->term, 0, row - (s->term->rows - 1));
467 else if (row < 0)
468 term_scroll(s->term, 0, row);
469 }
470 term_mouse(s->term, event->modifiers & shiftKey ? MBT_RIGHT : MBT_LEFT,
471 MA_RELEASE, col, row, event->modifiers & shiftKey,
472 event->modifiers & controlKey, event->modifiers & optionKey);
473 lastwhen = TickCount();
474 }
475
476 Mouse_Button translate_button(void *frontend, Mouse_Button button)
477 {
478
479 switch (button) {
480 case MBT_LEFT:
481 return MBT_SELECT;
482 case MBT_RIGHT:
483 return MBT_EXTEND;
484 default:
485 return 0;
486 }
487 }
488
489 void write_clip(void *cookie, wchar_t *data, int len, int must_deselect) {
490
491 /*
492 * See "Programming with the Text Encoding Conversion Manager"
493 * Appendix E for Unicode scrap conventions.
494 *
495 * XXX Need to support TEXT/styl scrap as well.
496 * See STScrpRec in TextEdit (Inside Macintosh: Text) for styl details.
497 * XXX Maybe PICT scrap too.
498 */
499 if (ZeroScrap() != noErr)
500 return;
501 PutScrap(len * sizeof(*data), 'utxt', data);
502 }
503
504 void get_clip(void *frontend, wchar_t **p, int *lenp) {
505 Session *s = frontend;
506 static Handle h = NULL;
507 long offset;
508
509 if (p == NULL) {
510 /* release memory */
511 if (h != NULL)
512 DisposeHandle(h);
513 h = NULL;
514 } else
515 /* XXX Support TEXT-format scrap as well. */
516 if (GetScrap(NULL, 'utxt', &offset) > 0) {
517 h = NewHandle(0);
518 *lenp = GetScrap(h, 'utxt', &offset) / sizeof(**p);
519 HLock(h);
520 *p = (wchar_t *)*h;
521 if (*p == NULL || *lenp <= 0)
522 fatalbox("Empty scrap");
523 } else {
524 *p = NULL;
525 *lenp = 0;
526 }
527 }
528
529 static pascal void mac_scrolltracker(ControlHandle control, short part) {
530 Session *s;
531
532 s = (Session *)GetWRefCon((*control)->contrlOwner);
533 switch (part) {
534 case kControlUpButtonPart:
535 term_scroll(s->term, 0, -1);
536 break;
537 case kControlDownButtonPart:
538 term_scroll(s->term, 0, +1);
539 break;
540 case kControlPageUpPart:
541 term_scroll(s->term, 0, -(s->term->rows - 1));
542 break;
543 case kControlPageDownPart:
544 term_scroll(s->term, 0, +(s->term->rows - 1));
545 break;
546 }
547 }
548
549 #define K_BS 0x3300
550 #define K_F1 0x7a00
551 #define K_F2 0x7800
552 #define K_F3 0x6300
553 #define K_F4 0x7600
554 #define K_F5 0x6000
555 #define K_F6 0x6100
556 #define K_F7 0x6200
557 #define K_F8 0x6400
558 #define K_F9 0x6500
559 #define K_F10 0x6d00
560 #define K_F11 0x6700
561 #define K_F12 0x6f00
562 #define K_F13 0x6900
563 #define K_F14 0x6b00
564 #define K_F15 0x7100
565 #define K_INSERT 0x7200
566 #define K_HOME 0x7300
567 #define K_PRIOR 0x7400
568 #define K_DELETE 0x7500
569 #define K_END 0x7700
570 #define K_NEXT 0x7900
571 #define K_LEFT 0x7b00
572 #define K_RIGHT 0x7c00
573 #define K_DOWN 0x7d00
574 #define K_UP 0x7e00
575 #define KP_0 0x5200
576 #define KP_1 0x5300
577 #define KP_2 0x5400
578 #define KP_3 0x5500
579 #define KP_4 0x5600
580 #define KP_5 0x5700
581 #define KP_6 0x5800
582 #define KP_7 0x5900
583 #define KP_8 0x5b00
584 #define KP_9 0x5c00
585 #define KP_CLEAR 0x4700
586 #define KP_EQUAL 0x5100
587 #define KP_SLASH 0x4b00
588 #define KP_STAR 0x4300
589 #define KP_PLUS 0x4500
590 #define KP_MINUS 0x4e00
591 #define KP_DOT 0x4100
592 #define KP_ENTER 0x4c00
593
594 void mac_keyterm(WindowPtr window, EventRecord *event) {
595 unsigned char buf[20];
596 int len;
597 Session *s;
598
599 s = (Session *)GetWRefCon(window);
600 len = mac_keytrans(s, event, buf);
601 ldisc_send(s->ldisc, (char *)buf, len, 1);
602 ObscureCursor();
603 term_seen_key_event(s->term);
604 term_out(s->term);
605 term_update(s->term);
606 }
607
608 static int mac_keytrans(Session *s, EventRecord *event,
609 unsigned char *output) {
610 unsigned char *p = output;
611 int code;
612
613 /* No meta key yet -- that'll be rather fun. */
614
615 /* Keys that we handle locally */
616 if (event->modifiers & shiftKey) {
617 switch (event->message & keyCodeMask) {
618 case K_PRIOR: /* shift-pageup */
619 term_scroll(s->term, 0, -(s->term->rows - 1));
620 return 0;
621 case K_NEXT: /* shift-pagedown */
622 term_scroll(s->term, 0, +(s->term->rows - 1));
623 return 0;
624 }
625 }
626
627 /*
628 * Control-2 should return ^@ (0x00), Control-6 should return
629 * ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since
630 * the DOS keyboard handling did it, and we have nothing better
631 * to do with the key combo in question, we'll also map
632 * Control-Backquote to ^\ (0x1C).
633 */
634
635 if (event->modifiers & controlKey) {
636 switch (event->message & charCodeMask) {
637 case ' ': case '2':
638 *p++ = 0x00;
639 return p - output;
640 case '`':
641 *p++ = 0x1c;
642 return p - output;
643 case '6':
644 *p++ = 0x1e;
645 return p - output;
646 case '/':
647 *p++ = 0x1f;
648 return p - output;
649 }
650 }
651
652 /*
653 * First, all the keys that do tilde codes. (ESC '[' nn '~',
654 * for integer decimal nn.)
655 *
656 * We also deal with the weird ones here. Linux VCs replace F1
657 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
658 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
659 * respectively.
660 */
661 code = 0;
662 switch (event->message & keyCodeMask) {
663 case K_F1: code = (event->modifiers & shiftKey ? 23 : 11); break;
664 case K_F2: code = (event->modifiers & shiftKey ? 24 : 12); break;
665 case K_F3: code = (event->modifiers & shiftKey ? 25 : 13); break;
666 case K_F4: code = (event->modifiers & shiftKey ? 26 : 14); break;
667 case K_F5: code = (event->modifiers & shiftKey ? 28 : 15); break;
668 case K_F6: code = (event->modifiers & shiftKey ? 29 : 17); break;
669 case K_F7: code = (event->modifiers & shiftKey ? 31 : 18); break;
670 case K_F8: code = (event->modifiers & shiftKey ? 32 : 19); break;
671 case K_F9: code = (event->modifiers & shiftKey ? 33 : 20); break;
672 case K_F10: code = (event->modifiers & shiftKey ? 34 : 21); break;
673 case K_F11: code = 23; break;
674 case K_F12: code = 24; break;
675 case K_HOME: code = 1; break;
676 case K_INSERT: code = 2; break;
677 case K_DELETE: code = 3; break;
678 case K_END: code = 4; break;
679 case K_PRIOR: code = 5; break;
680 case K_NEXT: code = 6; break;
681 }
682 if (s->cfg.funky_type == 1 && code >= 11 && code <= 15) {
683 p += sprintf((char *)p, "\x1B[[%c", code + 'A' - 11);
684 return p - output;
685 }
686 if (s->cfg.rxvt_homeend && (code == 1 || code == 4)) {
687 p += sprintf((char *)p, code == 1 ? "\x1B[H" : "\x1BOw");
688 return p - output;
689 }
690 if (code) {
691 p += sprintf((char *)p, "\x1B[%d~", code);
692 return p - output;
693 }
694
695 if (s->term->app_keypad_keys) {
696 switch (event->message & keyCodeMask) {
697 case KP_ENTER: p += sprintf((char *)p, "\x1BOM"); return p - output;
698 case KP_CLEAR: p += sprintf((char *)p, "\x1BOP"); return p - output;
699 case KP_EQUAL: p += sprintf((char *)p, "\x1BOQ"); return p - output;
700 case KP_SLASH: p += sprintf((char *)p, "\x1BOR"); return p - output;
701 case KP_STAR: p += sprintf((char *)p, "\x1BOS"); return p - output;
702 case KP_PLUS: p += sprintf((char *)p, "\x1BOl"); return p - output;
703 case KP_MINUS: p += sprintf((char *)p, "\x1BOm"); return p - output;
704 case KP_DOT: p += sprintf((char *)p, "\x1BOn"); return p - output;
705 case KP_0: p += sprintf((char *)p, "\x1BOp"); return p - output;
706 case KP_1: p += sprintf((char *)p, "\x1BOq"); return p - output;
707 case KP_2: p += sprintf((char *)p, "\x1BOr"); return p - output;
708 case KP_3: p += sprintf((char *)p, "\x1BOs"); return p - output;
709 case KP_4: p += sprintf((char *)p, "\x1BOt"); return p - output;
710 case KP_5: p += sprintf((char *)p, "\x1BOu"); return p - output;
711 case KP_6: p += sprintf((char *)p, "\x1BOv"); return p - output;
712 case KP_7: p += sprintf((char *)p, "\x1BOw"); return p - output;
713 case KP_8: p += sprintf((char *)p, "\x1BOx"); return p - output;
714 case KP_9: p += sprintf((char *)p, "\x1BOy"); return p - output;
715 }
716 }
717
718 switch (event->message & keyCodeMask) {
719 case K_UP:
720 p += sprintf((char *)p,
721 s->term->app_cursor_keys ? "\x1BOA" : "\x1B[A");
722 return p - output;
723 case K_DOWN:
724 p += sprintf((char *)p,
725 s->term->app_cursor_keys ? "\x1BOB" : "\x1B[B");
726 return p - output;
727 case K_RIGHT:
728 p += sprintf((char *)p,
729 s->term->app_cursor_keys ? "\x1BOC" : "\x1B[C");
730 return p - output;
731 case K_LEFT:
732 p += sprintf((char *)p,
733 s->term->app_cursor_keys ? "\x1BOD" : "\x1B[D");
734 return p - output;
735 case KP_ENTER:
736 *p++ = 0x0d;
737 return p - output;
738 case K_BS:
739 *p++ = (s->cfg.bksp_is_delete ? 0x7f : 0x08);
740 return p - output;
741 default:
742 *p++ = event->message & charCodeMask;
743 return p - output;
744 }
745 }
746
747 void request_paste(void *frontend)
748 {
749 Session *s = frontend;
750
751 /*
752 * In the Mac OS, pasting is synchronous: we can read the
753 * clipboard with no difficulty, so request_paste() can just go
754 * ahead and paste.
755 */
756 term_do_paste(s->term);
757 }
758
759 static struct {
760 Rect msgrect;
761 Point msgorigin;
762 Point startmouse;
763 Session *s;
764 char oldmsg[20];
765 } growterm_state;
766
767 void mac_growterm(WindowPtr window, EventRecord *event) {
768 Rect limits;
769 long grow_result;
770 int newrows, newcols;
771 Session *s;
772 DragGrayRgnUPP draghooksave;
773 GrafPtr portsave;
774 FontInfo fi;
775
776 s = (Session *)GetWRefCon(window);
777
778 draghooksave = LMGetDragHook();
779 growterm_state.oldmsg[0] = '\0';
780 growterm_state.startmouse = event->where;
781 growterm_state.s = s;
782 GetPort(&portsave);
783 SetPort(s->window);
784 BackColor(whiteColor);
785 ForeColor(blackColor);
786 TextFont(systemFont);
787 TextFace(0);
788 TextSize(12);
789 GetFontInfo(&fi);
790 SetRect(&growterm_state.msgrect, 0, 0,
791 StringWidth("\p99999x99999") + 4, fi.ascent + fi.descent + 4);
792 SetPt(&growterm_state.msgorigin, 2, fi.ascent + 2);
793 LMSetDragHook(NewDragGrayRgnUPP(mac_growtermdraghook));
794
795 SetRect(&limits, s->font_width + 15, s->font_height, SHRT_MAX, SHRT_MAX);
796 grow_result = GrowWindow(window, event->where, &limits);
797
798 DisposeDragGrayRgnUPP(LMGetDragHook());
799 LMSetDragHook(draghooksave);
800 InvalRect(&growterm_state.msgrect);
801
802 SetPort(portsave);
803
804 if (grow_result != 0) {
805 newrows = HiWord(grow_result) / s->font_height;
806 newcols = (LoWord(grow_result) - 15) / s->font_width;
807 mac_adjustsize(s, newrows, newcols);
808 term_size(s->term, newrows, newcols, s->cfg.savelines);
809 }
810 }
811
812 static pascal void mac_growtermdraghook(void)
813 {
814 Session *s = growterm_state.s;
815 GrafPtr portsave;
816 Point mouse;
817 char buf[20];
818 int newrows, newcols;
819
820 GetMouse(&mouse);
821 newrows = (mouse.v - growterm_state.startmouse.v) / s->font_height +
822 s->term->rows;
823 if (newrows < 1) newrows = 1;
824 newcols = (mouse.h - growterm_state.startmouse.h) / s->font_width +
825 s->term->cols;
826 if (newcols < 1) newcols = 1;
827 sprintf(buf, "%dx%d", newcols, newrows);
828 if (strcmp(buf, growterm_state.oldmsg) == 0)
829 return;
830 strcpy(growterm_state.oldmsg, buf);
831 c2pstr(buf);
832
833 GetPort(&portsave);
834 SetPort(growterm_state.s->window);
835 EraseRect(&growterm_state.msgrect);
836 MoveTo(growterm_state.msgorigin.h, growterm_state.msgorigin.v);
837 DrawString((StringPtr)buf);
838 SetPort(portsave);
839 }
840
841 void mac_activateterm(WindowPtr window, Boolean active) {
842 Session *s;
843
844 s = (Session *)GetWRefCon(window);
845 s->term->has_focus = active;
846 term_update(s->term);
847 if (active)
848 ShowControl(s->scrollbar);
849 else {
850 if (HAVE_COLOR_QD())
851 PmBackColor(DEFAULT_BG);/* HideControl clears behind the control */
852 else
853 BackColor(blackColor);
854 HideControl(s->scrollbar);
855 }
856 mac_drawgrowicon(s);
857 }
858
859 void mac_updateterm(WindowPtr window) {
860 Session *s;
861
862 s = (Session *)GetWRefCon(window);
863 SetPort(window);
864 BeginUpdate(window);
865 pre_paint(s);
866 term_paint(s->term, s,
867 PTOCC((*window->visRgn)->rgnBBox.left),
868 PTOCR((*window->visRgn)->rgnBBox.top),
869 PTOCC((*window->visRgn)->rgnBBox.right),
870 PTOCR((*window->visRgn)->rgnBBox.bottom), 1);
871 /* Restore default colours in case the Window Manager uses them */
872 if (HAVE_COLOR_QD()) {
873 PmForeColor(DEFAULT_FG);
874 PmBackColor(DEFAULT_BG);
875 } else {
876 ForeColor(whiteColor);
877 BackColor(blackColor);
878 }
879 if (FrontWindow() != window)
880 EraseRect(&(*s->scrollbar)->contrlRect);
881 UpdateControls(window, window->visRgn);
882 mac_drawgrowicon(s);
883 post_paint(s);
884 EndUpdate(window);
885 }
886
887 static void mac_drawgrowicon(Session *s) {
888 Rect clip;
889 RgnHandle savergn;
890
891 SetPort(s->window);
892 /*
893 * Stop DrawGrowIcon giving us space for a horizontal scrollbar
894 * See Tech Note TB575 for details.
895 */
896 clip = s->window->portRect;
897 clip.left = clip.right - 15;
898 savergn = NewRgn();
899 GetClip(savergn);
900 ClipRect(&clip);
901 DrawGrowIcon(s->window);
902 SetClip(savergn);
903 DisposeRgn(savergn);
904 }
905
906 struct do_text_args {
907 Session *s;
908 Rect textrect;
909 char *text;
910 int len;
911 unsigned long attr;
912 int lattr;
913 Point numer, denom;
914 };
915
916 /*
917 * Call from the terminal emulator to draw a bit of text
918 *
919 * x and y are text row and column (zero-based)
920 */
921 void do_text(Context ctx, int x, int y, char *text, int len,
922 unsigned long attr, int lattr) {
923 Session *s = ctx;
924 int style = 0;
925 struct do_text_args a;
926 RgnHandle textrgn;
927 char mactextbuf[1024];
928 UniChar unitextbuf[1024];
929 int i;
930
931 assert(len <= 1024);
932
933 SetPort(s->window);
934
935 /* First check this text is relevant */
936 a.textrect.top = y * s->font_height;
937 a.textrect.bottom = (y + 1) * s->font_height;
938 a.textrect.left = x * s->font_width;
939 a.textrect.right = (x + len) * s->font_width;
940 if (!RectInRgn(&a.textrect, s->window->visRgn))
941 return;
942
943 if (s->uni_to_font != NULL) {
944 ByteCount iread, olen;
945 OSStatus err;
946
947 for (i = 0; i < len; i++)
948 unitextbuf[i] = (unsigned char)text[i] | (attr & CSET_MASK);
949 err = ConvertFromUnicodeToText(s->uni_to_font, len * sizeof(UniChar),
950 unitextbuf, kUnicodeUseFallbacksMask,
951 0, NULL, NULL, NULL,
952 1024, &iread, &olen, mactextbuf);
953 if (err == noErr || err == kTECUsedFallbacksStatus)
954 text = mactextbuf; len = olen;
955 }
956
957 a.s = s;
958 a.text = text;
959 a.len = len;
960 a.attr = attr;
961 a.lattr = lattr;
962 a.numer.h = a.numer.v = a.denom.h = a.denom.v = 1;
963 SetPort(s->window);
964 TextFont(s->fontnum);
965 if (s->cfg.fontisbold || (attr & ATTR_BOLD) && !s->cfg.bold_colour)
966 style |= bold;
967 if (attr & ATTR_UNDER)
968 style |= underline;
969 TextFace(style);
970 TextSize(s->cfg.fontheight);
971 TextMode(srcOr);
972 if (HAVE_COLOR_QD())
973 if (style & bold) {
974 SpaceExtra(s->font_boldadjust << 16);
975 CharExtra(s->font_boldadjust << 16);
976 } else {
977 SpaceExtra(0);
978 CharExtra(0);
979 }
980 textrgn = NewRgn();
981 RectRgn(textrgn, &a.textrect);
982 if (HAVE_COLOR_QD())
983 DeviceLoop(textrgn, &do_text_for_device_upp, (long)&a, 0);
984 else
985 do_text_for_device(1, 0, NULL, (long)&a);
986 DisposeRgn(textrgn);
987 /* Tell the window manager about it in case this isn't an update */
988 ValidRect(&a.textrect);
989 }
990
991 static pascal void do_text_for_device(short depth, short devflags,
992 GDHandle device, long cookie) {
993 struct do_text_args *a;
994 int bgcolour, fgcolour, bright, reverse, tmp;
995
996 a = (struct do_text_args *)cookie;
997
998 bright = (a->attr & ATTR_BOLD) && a->s->cfg.bold_colour;
999 reverse = a->attr & ATTR_REVERSE;
1000
1001 if (depth == 1 && (a->attr & TATTR_ACTCURS))
1002 reverse = !reverse;
1003
1004 if (HAVE_COLOR_QD()) {
1005 if (depth > 2) {
1006 fgcolour = ((a->attr & ATTR_FGMASK) >> ATTR_FGSHIFT) * 2;
1007 bgcolour = ((a->attr & ATTR_BGMASK) >> ATTR_BGSHIFT) * 2;
1008 } else {
1009 /*
1010 * NB: bold reverse in 2bpp breaks with the usual PuTTY model and
1011 * boldens the background, because that's all we can do.
1012 */
1013 fgcolour = bright ? DEFAULT_FG_BOLD : DEFAULT_FG;
1014 bgcolour = DEFAULT_BG;
1015 }
1016 if (reverse) {
1017 tmp = fgcolour;
1018 fgcolour = bgcolour;
1019 bgcolour = tmp;
1020 }
1021 if (bright && depth > 2)
1022 fgcolour++;
1023 if ((a->attr & TATTR_ACTCURS) && depth > 1) {
1024 fgcolour = CURSOR_FG;
1025 bgcolour = CURSOR_BG;
1026 }
1027 PmForeColor(fgcolour);
1028 PmBackColor(bgcolour);
1029 } else { /* No Color Quickdraw */
1030 /* XXX This should be done with a _little_ more configurability */
1031 if (reverse) {
1032 ForeColor(blackColor);
1033 BackColor(whiteColor);
1034 } else {
1035 ForeColor(whiteColor);
1036 BackColor(blackColor);
1037 }
1038 }
1039
1040 EraseRect(&a->textrect);
1041 MoveTo(a->textrect.left, a->textrect.top + a->s->font_ascent);
1042 /* FIXME: Sort out bold width adjustments on Original QuickDraw. */
1043 if (a->s->window->grafProcs != NULL)
1044 InvokeQDTextUPP(a->len, a->text, a->numer, a->denom,
1045 a->s->window->grafProcs->textProc);
1046 else
1047 StdText(a->len, a->text, a->numer, a->denom);
1048
1049 if (a->attr & TATTR_PASCURS) {
1050 PenNormal();
1051 switch (depth) {
1052 case 1:
1053 PenMode(patXor);
1054 break;
1055 default:
1056 PmForeColor(CURSOR_BG);
1057 break;
1058 }
1059 FrameRect(&a->textrect);
1060 }
1061 }
1062
1063 void do_cursor(Context ctx, int x, int y, char *text, int len,
1064 unsigned long attr, int lattr)
1065 {
1066
1067 do_text(ctx, x, y, text, len, attr, lattr);
1068 }
1069
1070 /*
1071 * Call from the terminal emulator to get its graphics context.
1072 * Should probably be called start_redraw or something.
1073 */
1074 void pre_paint(Session *s) {
1075 GDHandle gdh;
1076 Rect myrect, tmprect;
1077
1078 if (HAVE_COLOR_QD()) {
1079 s->term->attr_mask = 0;
1080 SetPort(s->window);
1081 myrect = (*s->window->visRgn)->rgnBBox;
1082 LocalToGlobal((Point *)&myrect.top);
1083 LocalToGlobal((Point *)&myrect.bottom);
1084 for (gdh = GetDeviceList();
1085 gdh != NULL;
1086 gdh = GetNextDevice(gdh)) {
1087 if (TestDeviceAttribute(gdh, screenDevice) &&
1088 TestDeviceAttribute(gdh, screenActive) &&
1089 SectRect(&(*gdh)->gdRect, &myrect, &tmprect)) {
1090 switch ((*(*gdh)->gdPMap)->pixelSize) {
1091 case 1:
1092 if (s->cfg.bold_colour)
1093 s->term->attr_mask |= ~(ATTR_COLOURS |
1094 (s->cfg.bold_colour ? ATTR_BOLD : 0));
1095 break;
1096 case 2:
1097 s->term->attr_mask |= ~ATTR_COLOURS;
1098 break;
1099 default:
1100 s->term->attr_mask = ~0;
1101 return; /* No point checking more screens. */
1102 }
1103 }
1104 }
1105 } else
1106 s->term->attr_mask = ~(ATTR_COLOURS |
1107 (s->cfg.bold_colour ? ATTR_BOLD : 0));
1108 }
1109
1110 Context get_ctx(void *frontend) {
1111 Session *s = frontend;
1112
1113 pre_paint(s);
1114 return s;
1115 }
1116
1117 void free_ctx(Context ctx) {
1118
1119 }
1120
1121 /*
1122 * Presumably this does something in Windows
1123 */
1124 void post_paint(Session *s) {
1125
1126 }
1127
1128 /*
1129 * Set the scroll bar position
1130 *
1131 * total is the line number of the bottom of the working screen
1132 * start is the line number of the top of the display
1133 * page is the length of the displayed page
1134 */
1135 void set_sbar(void *frontend, int total, int start, int page) {
1136 Session *s = frontend;
1137
1138 /* We don't redraw until we've set everything up, to avoid glitches */
1139 (*s->scrollbar)->contrlMin = 0;
1140 (*s->scrollbar)->contrlMax = total - page;
1141 SetControlValue(s->scrollbar, start);
1142 #if TARGET_RT_CFM
1143 /* XXX: This doesn't link for me. */
1144 if (mac_gestalts.cntlattr & gestaltControlMgrPresent)
1145 SetControlViewSize(s->scrollbar, page);
1146 #endif
1147 }
1148
1149 void sys_cursor(void *frontend, int x, int y)
1150 {
1151 /*
1152 * I think his is meaningless under Mac OS.
1153 */
1154 }
1155
1156 /*
1157 * This is still called when mode==BELL_VISUAL, even though the
1158 * visual bell is handled entirely within terminal.c, because we
1159 * may want to perform additional actions on any kind of bell (for
1160 * example, taskbar flashing in Windows).
1161 */
1162 void beep(void *frontend, int mode)
1163 {
1164 if (mode != BELL_VISUAL)
1165 SysBeep(30);
1166 /*
1167 * XXX We should indicate the relevant window and/or use the
1168 * Notification Manager
1169 */
1170 }
1171
1172 int char_width(Context ctx, int uc)
1173 {
1174 /*
1175 * Until we support exciting character-set stuff, assume all chars are
1176 * single-width.
1177 */
1178 return 1;
1179 }
1180
1181 /*
1182 * Set icon string -- a no-op here (Windowshade?)
1183 */
1184 void set_icon(void *frontend, char *icon) {
1185 Session *s = frontend;
1186
1187 }
1188
1189 /*
1190 * Set the window title
1191 */
1192 void set_title(void *frontend, char *title) {
1193 Session *s = frontend;
1194 Str255 mactitle;
1195
1196 mactitle[0] = sprintf((char *)&mactitle[1], "%s", title);
1197 SetWTitle(s->window, mactitle);
1198 }
1199
1200 /*
1201 * set or clear the "raw mouse message" mode
1202 */
1203 void set_raw_mouse_mode(void *frontend, int activate)
1204 {
1205 Session *s = frontend;
1206
1207 s->raw_mouse = activate;
1208 /* FIXME: Should call mac_updatetermcursor as appropriate. */
1209 }
1210
1211 /*
1212 * Resize the window at the emulator's request
1213 */
1214 void request_resize(void *frontend, int w, int h) {
1215 Session *s = frontend;
1216
1217 s->term->cols = w;
1218 s->term->rows = h;
1219 mac_initfont(s);
1220 }
1221
1222 /*
1223 * Iconify (actually collapse) the window at the emulator's request.
1224 */
1225 void set_iconic(void *frontend, int iconic)
1226 {
1227 Session *s = frontend;
1228 UInt32 features;
1229
1230 if (mac_gestalts.apprvers >= 0x0100 &&
1231 GetWindowFeatures(s->window, &features) == noErr &&
1232 (features & kWindowCanCollapse))
1233 CollapseWindow(s->window, iconic);
1234 }
1235
1236 /*
1237 * Move the window in response to a server-side request.
1238 */
1239 void move_window(void *frontend, int x, int y)
1240 {
1241 Session *s = frontend;
1242
1243 MoveWindow(s->window, x, y, FALSE);
1244 }
1245
1246 /*
1247 * Move the window to the top or bottom of the z-order in response
1248 * to a server-side request.
1249 */
1250 void set_zorder(void *frontend, int top)
1251 {
1252 Session *s = frontend;
1253
1254 /*
1255 * We also change the input focus to point to the topmost window,
1256 * since that's probably what the Human Interface Guidelines would
1257 * like us to do.
1258 */
1259 if (top)
1260 SelectWindow(s->window);
1261 else
1262 SendBehind(s->window, NULL);
1263 }
1264
1265 /*
1266 * Refresh the window in response to a server-side request.
1267 */
1268 void refresh_window(void *frontend)
1269 {
1270 Session *s = frontend;
1271
1272 term_invalidate(s->term);
1273 }
1274
1275 /*
1276 * Maximise or restore the window in response to a server-side
1277 * request.
1278 */
1279 void set_zoomed(void *frontend, int zoomed)
1280 {
1281 Session *s = frontend;
1282
1283 ZoomWindow(s->window, zoomed ? inZoomOut : inZoomIn, FALSE);
1284 }
1285
1286 /*
1287 * Report whether the window is iconic, for terminal reports.
1288 */
1289 int is_iconic(void *frontend)
1290 {
1291 Session *s = frontend;
1292 UInt32 features;
1293
1294 if (mac_gestalts.apprvers >= 0x0100 &&
1295 GetWindowFeatures(s->window, &features) == noErr &&
1296 (features & kWindowCanCollapse))
1297 return IsWindowCollapsed(s->window);
1298 return FALSE;
1299 }
1300
1301 /*
1302 * Report the window's position, for terminal reports.
1303 */
1304 void get_window_pos(void *frontend, int *x, int *y)
1305 {
1306 Session *s = frontend;
1307
1308 *x = s->window->portRect.left;
1309 *y = s->window->portRect.top;
1310 }
1311
1312 /*
1313 * Report the window's pixel size, for terminal reports.
1314 */
1315 void get_window_pixels(void *frontend, int *x, int *y)
1316 {
1317 Session *s = frontend;
1318
1319 *x = s->window->portRect.right - s->window->portRect.left;
1320 *y = s->window->portRect.bottom - s->window->portRect.top;
1321 }
1322
1323 /*
1324 * Return the window or icon title.
1325 */
1326 char *get_window_title(void *frontend, int icon)
1327 {
1328 Session *s = frontend;
1329
1330 /* Erm, we don't save this at the moment */
1331 return "";
1332 }
1333
1334 /*
1335 * real_palette_set(): This does the actual palette-changing work on behalf
1336 * of palette_set(). Does _not_ call ActivatePalette() in case the caller
1337 * is doing a batch of updates.
1338 */
1339 static void real_palette_set(Session *s, int n, int r, int g, int b)
1340 {
1341 RGBColor col;
1342
1343 if (!HAVE_COLOR_QD())
1344 return;
1345 col.red = r * 0x0101;
1346 col.green = g * 0x0101;
1347 col.blue = b * 0x0101;
1348 SetEntryColor(s->palette, n, &col);
1349 }
1350
1351 /*
1352 * Set the logical palette. Called by the terminal emulator.
1353 */
1354 void palette_set(void *frontend, int n, int r, int g, int b) {
1355 Session *s = frontend;
1356 static const int first[21] = {
1357 0, 2, 4, 6, 8, 10, 12, 14,
1358 1, 3, 5, 7, 9, 11, 13, 15,
1359 16, 17, 18, 20, 21
1360 };
1361
1362 if (!HAVE_COLOR_QD())
1363 return;
1364 real_palette_set(s, first[n], r, g, b);
1365 if (first[n] == 18)
1366 real_palette_set(s, first[n]+1, r, g, b);
1367 if (first[n] == DEFAULT_BG)
1368 mac_adjustwinbg(s);
1369 ActivatePalette(s->window);
1370 }
1371
1372 /*
1373 * Reset to the default palette
1374 */
1375 void palette_reset(void *frontend) {
1376 Session *s = frontend;
1377 /* This maps colour indices in cfg to those used in our palette. */
1378 static const int ww[] = {
1379 6, 7, 8, 9, 10, 11, 12, 13,
1380 14, 15, 16, 17, 18, 19, 20, 21,
1381 0, 1, 2, 3, 4, 5
1382 };
1383 int i;
1384
1385 if (!HAVE_COLOR_QD())
1386 return;
1387
1388 assert(lenof(ww) == NCOLOURS);
1389
1390 for (i = 0; i < NCOLOURS; i++) {
1391 real_palette_set(s, i,
1392 s->cfg.colours[ww[i]][0],
1393 s->cfg.colours[ww[i]][1],
1394 s->cfg.colours[ww[i]][2]);
1395 }
1396 mac_adjustwinbg(s);
1397 ActivatePalette(s->window);
1398 /* Palette Manager will generate update events as required. */
1399 }
1400
1401 /*
1402 * Scroll the screen. (`lines' is +ve for scrolling forward, -ve
1403 * for backward.)
1404 */
1405 void do_scroll(void *frontend, int topline, int botline, int lines) {
1406 Session *s = frontend;
1407 Rect r;
1408 RgnHandle scrollrgn = NewRgn();
1409 RgnHandle movedupdate = NewRgn();
1410 RgnHandle update = NewRgn();
1411 Point g2l = { 0, 0 };
1412
1413 SetPort(s->window);
1414
1415 /*
1416 * Work out the part of the update region that will scrolled by
1417 * this operation.
1418 */
1419 if (lines > 0)
1420 SetRectRgn(scrollrgn, 0, (topline + lines) * s->font_height,
1421 s->term->cols * s->font_width,
1422 (botline + 1) * s->font_height);
1423 else
1424 SetRectRgn(scrollrgn, 0, topline * s->font_height,
1425 s->term->cols * s->font_width,
1426 (botline - lines + 1) * s->font_height);
1427 CopyRgn(((WindowPeek)s->window)->updateRgn, movedupdate);
1428 GlobalToLocal(&g2l);
1429 OffsetRgn(movedupdate, g2l.h, g2l.v); /* Convert to local co-ords. */
1430 SectRgn(scrollrgn, movedupdate, movedupdate); /* Clip scrolled section. */
1431 ValidRgn(movedupdate);
1432 OffsetRgn(movedupdate, 0, -lines * s->font_height); /* Scroll it. */
1433
1434 PenNormal();
1435 if (HAVE_COLOR_QD())
1436 PmBackColor(DEFAULT_BG);
1437 else
1438 BackColor(blackColor); /* XXX make configurable */
1439 SetRect(&r, 0, topline * s->font_height,
1440 s->term->cols * s->font_width, (botline + 1) * s->font_height);
1441 ScrollRect(&r, 0, - lines * s->font_height, update);
1442
1443 InvalRgn(update);
1444 InvalRgn(movedupdate);
1445
1446 DisposeRgn(scrollrgn);
1447 DisposeRgn(movedupdate);
1448 DisposeRgn(update);
1449 }
1450
1451 void logevent(void *frontend, char *str) {
1452
1453 /* XXX Do something */
1454 }
1455
1456 /* Dummy routine, only required in plink. */
1457 void ldisc_update(void *frontend, int echo, int edit)
1458 {
1459 }
1460
1461 /*
1462 * Mac PuTTY doesn't support printing yet.
1463 */
1464 printer_job *printer_start_job(char *printer)
1465 {
1466
1467 return NULL;
1468 }
1469
1470 void printer_job_data(printer_job *pj, void *data, int len)
1471 {
1472 }
1473
1474 void printer_finish_job(printer_job *pj)
1475 {
1476 }
1477
1478 void frontend_keypress(void *handle)
1479 {
1480 /*
1481 * Keypress termination in non-Close-On-Exit mode is not
1482 * currently supported in PuTTY proper, because the window
1483 * always has a perfectly good Close button anyway. So we do
1484 * nothing here.
1485 */
1486 return;
1487 }
1488
1489 /*
1490 * Ask whether to wipe a session log file before writing to it.
1491 * Returns 2 for wipe, 1 for append, 0 for cancel (don't log).
1492 */
1493 int askappend(void *frontend, char *filename)
1494 {
1495
1496 /* FIXME: not implemented yet. */
1497 return 2;
1498 }
1499
1500 /*
1501 * Emacs magic:
1502 * Local Variables:
1503 * c-file-style: "simon"
1504 * End:
1505 */
1506