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The Great Defaults Change (and about time too)! SSH now defaults to
[u/mdw/putty] / unix / pterm.c
CommitLineData
f7f27309 1/*
2 * pterm - a fusion of the PuTTY terminal emulator with a Unix pty
3 * back end, all running as a GTK application. Wish me luck.
4 */
5
6#include <string.h>
d64838e1 7#include <assert.h>
f7f27309 8#include <stdlib.h>
1709795f 9#include <stdio.h>
f7f27309 10#include <time.h>
054d8535 11#include <errno.h>
12#include <fcntl.h>
13#include <unistd.h>
f7f27309 14#include <gtk/gtk.h>
a57cd64b 15#include <gdk/gdkkeysyms.h>
f7f27309 16
1709795f 17#define PUTTY_DO_GLOBALS /* actually _define_ globals */
18#include "putty.h"
19
f7f27309 20#define CAT2(x,y) x ## y
21#define CAT(x,y) CAT2(x,y)
22#define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
23
d64838e1 24#define NCOLOURS (lenof(((Config *)0)->colours))
25
26struct gui_data {
27 GtkWidget *area;
28 GdkPixmap *pixmap;
29 GdkFont *fonts[2]; /* normal and bold (for now!) */
30 GdkCursor *rawcursor, *textcursor;
31 GdkColor cols[NCOLOURS];
32 GdkColormap *colmap;
33 GdkGC *black_gc, *white_gc;
83616aab 34 int font_width, font_height;
d64838e1 35};
36
37static struct gui_data the_inst;
38static struct gui_data *inst = &the_inst; /* so we always write `inst->' */
39static int send_raw_mouse;
40
1709795f 41void ldisc_update(int echo, int edit)
42{
43 /*
44 * This is a stub in pterm. If I ever produce a Unix
45 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
46 * then it will require some termios manoeuvring analogous to
47 * that in the Windows plink.c, but here it's meaningless.
48 */
49}
50
51int askappend(char *filename)
52{
53 /*
54 * FIXME: for the moment we just wipe the log file. Since I
55 * haven't yet enabled logging, this shouldn't matter yet!
56 */
57 return 2;
58}
59
60void logevent(char *string)
61{
62 /*
63 * FIXME: event log entries are currently ignored.
64 */
65}
66
67/*
68 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
69 * into a cooked one (SELECT, EXTEND, PASTE).
70 *
71 * In Unix, this is not configurable; the X button arrangement is
72 * rock-solid across all applications, everyone has a three-button
73 * mouse or a means of faking it, and there is no need to switch
74 * buttons around at all.
75 */
76Mouse_Button translate_button(Mouse_Button button)
77{
78 if (button == MBT_LEFT)
79 return MBT_SELECT;
80 if (button == MBT_MIDDLE)
81 return MBT_PASTE;
82 if (button == MBT_RIGHT)
83 return MBT_EXTEND;
84 return 0; /* shouldn't happen */
85}
86
87/*
88 * Minimise or restore the window in response to a server-side
89 * request.
90 */
91void set_iconic(int iconic)
92{
93 /* FIXME: currently ignored */
94}
95
96/*
97 * Move the window in response to a server-side request.
98 */
99void move_window(int x, int y)
100{
101 /* FIXME: currently ignored */
102}
103
104/*
105 * Move the window to the top or bottom of the z-order in response
106 * to a server-side request.
107 */
108void set_zorder(int top)
109{
110 /* FIXME: currently ignored */
111}
112
113/*
114 * Refresh the window in response to a server-side request.
115 */
116void refresh_window(void)
117{
118 /* FIXME: currently ignored */
119}
120
121/*
122 * Maximise or restore the window in response to a server-side
123 * request.
124 */
125void set_zoomed(int zoomed)
126{
127 /* FIXME: currently ignored */
128}
129
130/*
131 * Report whether the window is iconic, for terminal reports.
132 */
133int is_iconic(void)
134{
135 return 0; /* FIXME */
136}
137
138/*
139 * Report the window's position, for terminal reports.
140 */
141void get_window_pos(int *x, int *y)
142{
143 *x = 3; *y = 4; /* FIXME */
144}
145
146/*
147 * Report the window's pixel size, for terminal reports.
148 */
149void get_window_pixels(int *x, int *y)
150{
151 *x = 1; *y = 2; /* FIXME */
152}
153
154/*
155 * Return the window or icon title.
156 */
157char *get_window_title(int icon)
158{
159 return "FIXME: window title retrieval not yet implemented";
160}
f7f27309 161
f7f27309 162gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
163{
164 /*
165 * FIXME: warn on close?
166 */
167 return FALSE;
168}
169
170gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
171{
172 struct gui_data *inst = (struct gui_data *)data;
173
d64838e1 174 if (inst->pixmap)
175 gdk_pixmap_unref(inst->pixmap);
176
83616aab 177 inst->pixmap = gdk_pixmap_new(widget->window,
178 cfg.width * inst->font_width,
179 cfg.height * inst->font_height, -1);
d64838e1 180
f7f27309 181 inst->black_gc = widget->style->black_gc;
182 inst->white_gc = widget->style->white_gc;
183
f7f27309 184 /*
185 * Set up the colour map.
186 */
187 inst->colmap = gdk_colormap_get_system();
188 {
d64838e1 189 static const int ww[] = {
190 6, 7, 8, 9, 10, 11, 12, 13,
191 14, 15, 16, 17, 18, 19, 20, 21,
192 0, 1, 2, 3, 4, 5
f7f27309 193 };
d64838e1 194 gboolean success[NCOLOURS];
f7f27309 195 int i;
196
d64838e1 197 assert(lenof(ww) == NCOLOURS);
198
199 for (i = 0; i < NCOLOURS; i++) {
200 inst->cols[i].red = cfg.colours[ww[i]][0] * 0x0101;
201 inst->cols[i].green = cfg.colours[ww[i]][1] * 0x0101;
202 inst->cols[i].blue = cfg.colours[ww[i]][2] * 0x0101;
f7f27309 203 }
204
d64838e1 205 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
f7f27309 206 FALSE, FALSE, success);
d64838e1 207 for (i = 0; i < NCOLOURS; i++) {
f7f27309 208 if (!success[i])
d64838e1 209 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
210 i, cfg.colours[i][0], cfg.colours[i][1], cfg.colours[i][2]);
f7f27309 211 }
212 }
f7f27309 213
214 return TRUE;
215}
216
217gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
218{
1709795f 219 /* struct gui_data *inst = (struct gui_data *)data; */
f7f27309 220
221 /*
1709795f 222 * Pass the exposed rectangle to terminal.c, which will call us
223 * back to do the actual painting.
f7f27309 224 */
1709795f 225 term_paint(NULL,
83616aab 226 event->area.x / inst->font_width,
227 event->area.y / inst->font_height,
228 (event->area.x + event->area.width - 1) / inst->font_width,
229 (event->area.y + event->area.height - 1) / inst->font_height);
1709795f 230 return TRUE;
f7f27309 231}
232
233#define KEY_PRESSED(k) \
234 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
235
236gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
237{
1709795f 238 /* struct gui_data *inst = (struct gui_data *)data; */
a57cd64b 239 char output[32];
240 int start, end;
f7f27309 241
1709795f 242 if (event->type == GDK_KEY_PRESS) {
a57cd64b 243#ifdef KEY_DEBUGGING
244 {
245 int i;
246 printf("keypress: keyval = %04x, state = %08x; string =",
247 event->keyval, event->state);
248 for (i = 0; event->string[i]; i++)
249 printf(" %02x", (unsigned char) event->string[i]);
250 printf("\n");
251 }
252#endif
253
254 /*
255 * NYI:
256 * - Shift-PgUp/PgDn for scrollbar
257 * - nethack mode
258 * - alt+numpad
259 * - Compose key (!!! requires Unicode faff before even trying)
260 * - Shift-Ins for paste (need to deal with pasting first)
261 */
262
263 /* ALT+things gives leading Escape. */
264 output[0] = '\033';
265 strncpy(output+1, event->string, 31);
266 output[31] = '\0';
267 end = strlen(output);
268 if (event->state & GDK_MOD1_MASK)
269 start = 0;
270 else
271 start = 1;
272
273 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
274 if (!event->string[0] && event->keyval == '`' &&
275 (event->state & GDK_CONTROL_MASK)) {
276 output[1] = '\x1C';
277 end = 2;
278 }
279
280 /* Control-Break is the same as Control-C */
281 if (event->keyval == GDK_Break &&
282 (event->state & GDK_CONTROL_MASK)) {
283 output[1] = '\003';
284 end = 2;
285 }
286
287 /* Control-2, Control-Space and Control-@ are NUL */
288 if (!event->string[0] &&
289 (event->keyval == ' ' || event->keyval == '2' ||
290 event->keyval == '@') &&
291 (event->state & (GDK_SHIFT_MASK |
292 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
293 output[1] = '\0';
294 end = 2;
295 }
296
297 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
298 if (!event->string[0] && event->keyval == ' ' &&
299 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
300 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
301 output[1] = '\240';
302 end = 2;
303 }
304
305 /* We don't let GTK tell us what Backspace is! We know better. */
306 if (event->keyval == GDK_BackSpace &&
307 !(event->state & GDK_SHIFT_MASK)) {
308 output[1] = cfg.bksp_is_delete ? '\x7F' : '\x08';
309 end = 2;
310 }
311
312 /* Shift-Tab is ESC [ Z */
313 if (event->keyval == GDK_ISO_Left_Tab ||
314 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
315 end = 1 + sprintf(output+1, "\033[Z");
316 }
317
318 /*
319 * Application keypad mode.
320 */
321 if (app_keypad_keys && !cfg.no_applic_k) {
322 int xkey = 0;
323 switch (event->keyval) {
324 case GDK_Num_Lock: xkey = 'P'; break;
325 case GDK_KP_Divide: xkey = 'Q'; break;
326 case GDK_KP_Multiply: xkey = 'R'; break;
327 case GDK_KP_Subtract: xkey = 'S'; break;
328 /*
329 * Keypad + is tricky. It covers a space that would
330 * be taken up on the VT100 by _two_ keys; so we
331 * let Shift select between the two. Worse still,
332 * in xterm function key mode we change which two...
333 */
334 case GDK_KP_Add:
335 if (cfg.funky_type == 2) {
336 if (event->state & GDK_SHIFT_MASK)
337 xkey = 'l';
338 else
339 xkey = 'k';
340 } else if (event->state & GDK_SHIFT_MASK)
341 xkey = 'm';
342 else
343 xkey = 'l';
344 break;
345 case GDK_KP_Enter: xkey = 'M'; break;
346 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
347 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
348 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
349 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
350 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
351 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
352 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
353 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
354 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
355 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
356 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
357 }
358 if (xkey) {
359 if (vt52_mode) {
360 if (xkey >= 'P' && xkey <= 'S')
361 end = 1 + sprintf(output+1, "\033%c", xkey);
362 else
363 end = 1 + sprintf(output+1, "\033?%c", xkey);
364 } else
365 end = 1 + sprintf(output+1, "\033O%c", xkey);
366 goto done;
367 }
368 }
369
370 /*
371 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
372 * for integer decimal nn.)
373 *
374 * We also deal with the weird ones here. Linux VCs replace F1
375 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
376 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
377 * respectively.
378 */
379 {
380 int code = 0;
381 switch (event->keyval) {
382 case GDK_F1:
383 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
384 break;
385 case GDK_F2:
386 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
387 break;
388 case GDK_F3:
389 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
390 break;
391 case GDK_F4:
392 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
393 break;
394 case GDK_F5:
395 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
396 break;
397 case GDK_F6:
398 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
399 break;
400 case GDK_F7:
401 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
402 break;
403 case GDK_F8:
404 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
405 break;
406 case GDK_F9:
407 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
408 break;
409 case GDK_F10:
410 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
411 break;
412 case GDK_F11:
413 code = 23;
414 break;
415 case GDK_F12:
416 code = 24;
417 break;
418 case GDK_F13:
419 code = 25;
420 break;
421 case GDK_F14:
422 code = 26;
423 break;
424 case GDK_F15:
425 code = 28;
426 break;
427 case GDK_F16:
428 code = 29;
429 break;
430 case GDK_F17:
431 code = 31;
432 break;
433 case GDK_F18:
434 code = 32;
435 break;
436 case GDK_F19:
437 code = 33;
438 break;
439 case GDK_F20:
440 code = 34;
441 break;
442 }
443 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
444 case GDK_Home: case GDK_KP_Home:
445 code = 1;
446 break;
447 case GDK_Insert: case GDK_KP_Insert:
448 code = 2;
449 break;
450 case GDK_Delete: case GDK_KP_Delete:
451 code = 3;
452 break;
453 case GDK_End: case GDK_KP_End:
454 code = 4;
455 break;
456 case GDK_Page_Up: case GDK_KP_Page_Up:
457 code = 5;
458 break;
459 case GDK_Page_Down: case GDK_KP_Page_Down:
460 code = 6;
461 break;
462 }
463 /* Reorder edit keys to physical order */
464 if (cfg.funky_type == 3 && code <= 6)
465 code = "\0\2\1\4\5\3\6"[code];
466
467 if (vt52_mode && code > 0 && code <= 6) {
468 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
469 goto done;
470 }
471
472 if (cfg.funky_type == 5 && /* SCO function keys */
473 code >= 11 && code <= 34) {
474 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
475 int index = 0;
476 switch (event->keyval) {
477 case GDK_F1: index = 0; break;
478 case GDK_F2: index = 1; break;
479 case GDK_F3: index = 2; break;
480 case GDK_F4: index = 3; break;
481 case GDK_F5: index = 4; break;
482 case GDK_F6: index = 5; break;
483 case GDK_F7: index = 6; break;
484 case GDK_F8: index = 7; break;
485 case GDK_F9: index = 8; break;
486 case GDK_F10: index = 9; break;
487 case GDK_F11: index = 10; break;
488 case GDK_F12: index = 11; break;
489 }
490 if (event->state & GDK_SHIFT_MASK) index += 12;
491 if (event->state & GDK_CONTROL_MASK) index += 24;
492 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
493 goto done;
494 }
495 if (cfg.funky_type == 5 && /* SCO small keypad */
496 code >= 1 && code <= 6) {
497 char codes[] = "HL.FIG";
498 if (code == 3) {
499 output[1] = '\x7F';
500 end = 2;
501 } else {
502 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
503 }
504 goto done;
505 }
506 if ((vt52_mode || cfg.funky_type == 4) && code >= 11 && code <= 24) {
507 int offt = 0;
508 if (code > 15)
509 offt++;
510 if (code > 21)
511 offt++;
512 if (vt52_mode)
513 end = 1 + sprintf(output+1,
514 "\x1B%c", code + 'P' - 11 - offt);
515 else
516 end = 1 + sprintf(output+1,
517 "\x1BO%c", code + 'P' - 11 - offt);
518 goto done;
519 }
520 if (cfg.funky_type == 1 && code >= 11 && code <= 15) {
521 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
522 goto done;
523 }
524 if (cfg.funky_type == 2 && code >= 11 && code <= 14) {
525 if (vt52_mode)
526 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
527 else
528 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
529 goto done;
530 }
531 if (cfg.rxvt_homeend && (code == 1 || code == 4)) {
532 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
533 goto done;
534 }
535 if (code) {
536 end = 1 + sprintf(output+1, "\x1B[%d~", code);
537 goto done;
538 }
539 }
540
541 /*
542 * Cursor keys. (This includes the numberpad cursor keys,
543 * if we haven't already done them due to app keypad mode.)
544 *
545 * Here we also process un-numlocked un-appkeypadded KP5,
546 * which sends ESC [ G.
547 */
548 {
549 int xkey = 0;
550 switch (event->keyval) {
551 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
552 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
553 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
554 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
555 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
556 }
557 if (xkey) {
558 /*
559 * The arrow keys normally do ESC [ A and so on. In
560 * app cursor keys mode they do ESC O A instead.
561 * Ctrl toggles the two modes.
562 */
563 if (vt52_mode) {
564 end = 1 + sprintf(output+1, "\033%c", xkey);
565 } else if (!app_cursor_keys ^
566 !(event->state & GDK_CONTROL_MASK)) {
567 end = 1 + sprintf(output+1, "\033O%c", xkey);
568 } else {
569 end = 1 + sprintf(output+1, "\033[%c", xkey);
570 }
571 goto done;
572 }
573 }
574
575 done:
576
577#ifdef KEY_DEBUGGING
578 {
579 int i;
580 printf("generating sequence:");
581 for (i = start; i < end; i++)
582 printf(" %02x", (unsigned char) output[i]);
583 printf("\n");
584 }
585#endif
586 ldisc_send(output+start, end-start, 1);
1709795f 587 term_out();
588 }
589
590 return TRUE;
f7f27309 591}
592
593gint timer_func(gpointer data)
594{
1709795f 595 /* struct gui_data *inst = (struct gui_data *)data; */
f7f27309 596
1709795f 597 term_update();
f7f27309 598 return TRUE;
599}
600
054d8535 601void pty_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
602{
603 /* struct gui_data *inst = (struct gui_data *)data; */
604 char buf[4096];
605 int ret;
606
607 ret = read(sourcefd, buf, sizeof(buf));
608
609 /*
610 * Clean termination condition is that either ret == 0, or ret
611 * < 0 and errno == EIO. Not sure why the latter, but it seems
612 * to happen. Boo.
613 */
614 if (ret == 0 || (ret < 0 && errno == EIO)) {
615 exit(0);
616 }
617
618 if (ret < 0) {
619 perror("read pty master");
620 exit(1);
621 }
622 if (ret > 0)
623 from_backend(0, buf, ret);
624 term_out();
625}
626
f7f27309 627void destroy(GtkWidget *widget, gpointer data)
628{
629 gtk_main_quit();
630}
631
632gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
633{
d64838e1 634 has_focus = event->in;
635 term_out();
636 term_update();
1709795f 637 return FALSE;
638}
639
640/*
641 * set or clear the "raw mouse message" mode
642 */
643void set_raw_mouse_mode(int activate)
644{
d64838e1 645 activate = activate && !cfg.no_mouse_rep;
646 send_raw_mouse = activate;
647 if (send_raw_mouse)
648 gdk_window_set_cursor(inst->area->window, inst->rawcursor);
649 else
650 gdk_window_set_cursor(inst->area->window, inst->textcursor);
1709795f 651}
652
653void request_resize(int w, int h)
654{
655 /* FIXME: currently ignored */
656}
657
658void palette_set(int n, int r, int g, int b)
659{
660 /* FIXME: currently ignored */
661}
662void palette_reset(void)
663{
664 /* FIXME: currently ignored */
665}
666
667void write_clip(wchar_t * data, int len, int must_deselect)
668{
669 /* FIXME: currently ignored */
670}
671
672void get_clip(wchar_t ** p, int *len)
673{
674 if (p) {
675 /* FIXME: currently nonfunctional */
676 *p = NULL;
677 *len = 0;
678 }
679}
680
681void set_title(char *title)
682{
683 /* FIXME: currently ignored */
684}
685
686void set_icon(char *title)
687{
688 /* FIXME: currently ignored */
689}
690
691void set_sbar(int total, int start, int page)
692{
693 /* FIXME: currently ignored */
694}
695
696void sys_cursor(int x, int y)
697{
698 /*
699 * This is meaningless under X.
700 */
701}
702
703void beep(int mode)
704{
705 gdk_beep();
706}
707
708int CharWidth(Context ctx, int uc)
709{
710 /*
711 * Under X, any fixed-width font really _is_ fixed-width.
712 * Double-width characters will be dealt with using a separate
713 * font. For the moment we can simply return 1.
714 */
715 return 1;
716}
717
718Context get_ctx(void)
719{
d64838e1 720 GdkGC *gc;
721 if (!inst->area->window)
722 return NULL;
723 gc = gdk_gc_new(inst->area->window);
1709795f 724 return gc;
725}
726
727void free_ctx(Context ctx)
728{
729 GdkGC *gc = (GdkGC *)ctx;
730 gdk_gc_unref(gc);
731}
732
733/*
734 * Draw a line of text in the window, at given character
735 * coordinates, in given attributes.
736 *
737 * We are allowed to fiddle with the contents of `text'.
738 */
739void do_text(Context ctx, int x, int y, char *text, int len,
740 unsigned long attr, int lattr)
741{
d64838e1 742 int nfg, nbg, t;
1709795f 743 GdkGC *gc = (GdkGC *)ctx;
1709795f 744
d64838e1 745 /*
746 * NYI:
747 * - ATTR_WIDE (is this for Unicode CJK? I hope so)
748 * - LATTR_* (ESC # 4 double-width and double-height stuff)
749 * - cursor shapes other than block
750 * - VT100 line drawing stuff; code pages in general!
751 * - shadow bolding
752 * - underline
753 */
754
755 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
756 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
757 if (attr & ATTR_REVERSE) {
758 t = nfg;
759 nfg = nbg;
760 nbg = t;
761 }
762 if (cfg.bold_colour && (attr & ATTR_BOLD))
763 nfg++;
764 if (cfg.bold_colour && (attr & ATTR_BLINK))
765 nbg++;
766 if (attr & TATTR_ACTCURS) {
767 nfg = NCOLOURS-2;
768 nbg = NCOLOURS-1;
769 }
770
771 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
83616aab 772 gdk_draw_rectangle(inst->pixmap, gc, 1,
773 x*inst->font_width, y*inst->font_height,
774 len*inst->font_width, inst->font_height);
d64838e1 775
776 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
83616aab 777 gdk_draw_text(inst->pixmap, inst->fonts[0], gc, x*inst->font_width,
778 y*inst->font_height + inst->fonts[0]->ascent, text, len);
d64838e1 779
780 if (attr & ATTR_UNDER) {
781 int uheight = inst->fonts[0]->ascent + 1;
83616aab 782 if (uheight >= inst->font_height)
783 uheight = inst->font_height - 1;
784 gdk_draw_line(inst->pixmap, gc, x*inst->font_width,
785 y*inst->font_height + uheight,
786 (x+len)*inst->font_width-1, y*inst->font_height+uheight);
d64838e1 787 }
788
789 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
83616aab 790 x*inst->font_width, y*inst->font_height,
791 x*inst->font_width, y*inst->font_height,
792 len*inst->font_width, inst->font_height);
1709795f 793}
794
795void do_cursor(Context ctx, int x, int y, char *text, int len,
796 unsigned long attr, int lattr)
797{
d64838e1 798 int passive;
799 GdkGC *gc = (GdkGC *)ctx;
800
801 /*
802 * NYI: cursor shapes other than block
803 */
1709795f 804 if (attr & TATTR_PASCURS) {
805 attr &= ~TATTR_PASCURS;
d64838e1 806 passive = 1;
807 } else
808 passive = 0;
1709795f 809 do_text(ctx, x, y, text, len, attr, lattr);
d64838e1 810 if (passive) {
811 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
83616aab 812 gdk_draw_rectangle(inst->pixmap, gc, 0,
813 x*inst->font_width, y*inst->font_height,
814 len*inst->font_width-1, inst->font_height-1);
d64838e1 815 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
83616aab 816 x*inst->font_width, y*inst->font_height,
817 x*inst->font_width, y*inst->font_height,
818 len*inst->font_width, inst->font_height);
d64838e1 819 }
1709795f 820}
821
822void modalfatalbox(char *p, ...)
823{
824 va_list ap;
825 fprintf(stderr, "FATAL ERROR: ");
826 va_start(ap, p);
827 vfprintf(stderr, p, ap);
828 va_end(ap);
829 fputc('\n', stderr);
830 exit(1);
f7f27309 831}
832
833int main(int argc, char **argv)
834{
835 GtkWidget *window;
054d8535 836 extern int pty_master_fd; /* declared in pty.c */
f7f27309 837
838 gtk_init(&argc, &argv);
839
1709795f 840 do_defaults(NULL, &cfg);
841
83616aab 842 inst->fonts[0] = gdk_font_load(cfg.font);
843 inst->fonts[1] = NULL; /* FIXME: what about bold font? */
844 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
845 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
846
1709795f 847 init_ucs();
848
849 back = &pty_backend;
850 back->init(NULL, 0, NULL, 0);
851
f7f27309 852 window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
853 inst->area = gtk_drawing_area_new();
854 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
83616aab 855 inst->font_width * cfg.width,
856 inst->font_height * cfg.height);
f7f27309 857
858 gtk_container_add(GTK_CONTAINER(window), inst->area);
859
860 gtk_signal_connect(GTK_OBJECT(window), "destroy",
861 GTK_SIGNAL_FUNC(destroy), inst);
862 gtk_signal_connect(GTK_OBJECT(window), "delete_event",
863 GTK_SIGNAL_FUNC(delete_window), inst);
864 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
865 GTK_SIGNAL_FUNC(key_event), inst);
f7f27309 866 gtk_signal_connect(GTK_OBJECT(window), "focus_in_event",
867 GTK_SIGNAL_FUNC(focus_event), inst);
868 gtk_signal_connect(GTK_OBJECT(window), "focus_out_event",
869 GTK_SIGNAL_FUNC(focus_event), inst);
870 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
871 GTK_SIGNAL_FUNC(configure_area), inst);
872 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
873 GTK_SIGNAL_FUNC(expose_area), inst);
874 gtk_timeout_add(20, timer_func, inst);
054d8535 875 gdk_input_add(pty_master_fd, GDK_INPUT_READ, pty_input_func, inst);
f7f27309 876 gtk_widget_add_events(GTK_WIDGET(inst->area),
877 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK);
878
879 gtk_widget_show(inst->area);
880 gtk_widget_show(window);
881
d64838e1 882 inst->textcursor = gdk_cursor_new(GDK_XTERM);
883 inst->rawcursor = gdk_cursor_new(GDK_ARROW);
884 gdk_window_set_cursor(inst->area->window, inst->textcursor);
885
1709795f 886 term_init();
887 term_size(24, 80, 2000);
888
f7f27309 889 gtk_main();
890
891 return 0;
892}
Local modifications for Simon Tatham's `PuTTY' SSH client and terminal emulator