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Check for <sys/sockio.h> and include it in uxnet.c if we find it. It's
[u/mdw/putty] / unix / gtkwin.c
CommitLineData
f7f27309 1/*
4397c725 2 * gtkwin.c: the main code that runs a PuTTY terminal emulator and
3 * backend in a GTK window.
f7f27309 4 */
5
90cfd8f4 6#define _GNU_SOURCE
7
f7f27309 8#include <string.h>
d64838e1 9#include <assert.h>
f7f27309 10#include <stdlib.h>
90cfd8f4 11#include <string.h>
8caf7aed 12#include <signal.h>
1709795f 13#include <stdio.h>
f7f27309 14#include <time.h>
054d8535 15#include <errno.h>
16#include <fcntl.h>
17#include <unistd.h>
90cfd8f4 18#include <sys/types.h>
19#include <sys/wait.h>
f7f27309 20#include <gtk/gtk.h>
a57cd64b 21#include <gdk/gdkkeysyms.h>
c5e438ec 22#include <gdk/gdkx.h>
23#include <X11/Xlib.h>
24#include <X11/Xutil.h>
3aac0d35 25#include <X11/Xatom.h>
f7f27309 26
1709795f 27#define PUTTY_DO_GLOBALS /* actually _define_ globals */
2dc6356a 28
1709795f 29#include "putty.h"
887035a5 30#include "terminal.h"
1709795f 31
f7f27309 32#define CAT2(x,y) x ## y
33#define CAT(x,y) CAT2(x,y)
34#define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
35
cecb13f6 36/* Colours come in two flavours: configurable, and xterm-extended. */
37#define NCFGCOLOURS (lenof(((Config *)0)->colours))
38#define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */
39#define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
d64838e1 40
8c161662 41GdkAtom compound_text_atom, utf8_string_atom;
42
56801e3d 43extern char **pty_argv; /* declared in pty.c */
44extern int use_pty_argv;
45
39934deb 46/*
47 * Timers are global across all sessions (even if we were handling
48 * multiple sessions, which we aren't), so the current timer ID is
49 * a global variable.
50 */
51static guint timer_id = 0;
52
d64838e1 53struct gui_data {
12d200b1 54 GtkWidget *window, *area, *sbar;
6a5e84dd 55 GtkBox *hbox;
56 GtkAdjustment *sbar_adjust;
e3be8de5 57 GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2,
58 *restartitem;
56801e3d 59 GtkWidget *sessionsmenu;
d64838e1 60 GdkPixmap *pixmap;
006238cb 61 GdkFont *fonts[4]; /* normal, bold, wide, widebold */
2dc6356a 62 struct {
63 int charset;
64 int is_wide;
006238cb 65 } fontinfo[4];
aca2a702 66 int xpos, ypos, gotpos, gravity;
755e0524 67 GdkCursor *rawcursor, *textcursor, *blankcursor, *waitcursor, *currcursor;
cecb13f6 68 GdkColor cols[NALLCOLOURS];
d64838e1 69 GdkColormap *colmap;
e6346999 70 wchar_t *pastein_data;
085f4a68 71 int direct_to_font;
e6346999 72 int pastein_data_len;
48f1bc44 73 char *pasteout_data, *pasteout_data_ctext, *pasteout_data_utf8;
74 int pasteout_data_len, pasteout_data_ctext_len, pasteout_data_utf8_len;
83616aab 75 int font_width, font_height;
56b9b9a7 76 int width, height;
88e6b9ca 77 int ignore_sbar;
b3530065 78 int mouseptr_visible;
755e0524 79 int busy_status;
0f660c8f 80 guint term_paste_idle_id;
c33c3d76 81 int alt_keycode;
045f707b 82 int alt_digits;
12d200b1 83 char wintitle[sizeof(((Config *)0)->wintitle)];
16891265 84 char icontitle[sizeof(((Config *)0)->wintitle)];
74aca06d 85 int master_fd, master_func_id;
b9d7bcad 86 void *ldisc;
6b78788a 87 Backend *back;
88 void *backhandle;
5def7522 89 Terminal *term;
a8327734 90 void *logctx;
74aca06d 91 int exited;
21d2b241 92 struct unicode_data ucsdata;
3ea863a3 93 Config cfg;
8eed910d 94 void *eventlogstuff;
56801e3d 95 char *progname, **gtkargvstart;
96 int ngtkargs;
d0a039b1 97 guint32 input_event_time; /* Timestamp of the most recent input event. */
0b3c373d 98 int reconfiguring;
a8327734 99};
100
101struct draw_ctx {
102 GdkGC *gc;
103 struct gui_data *inst;
d64838e1 104};
105
d64838e1 106static int send_raw_mouse;
107
c5e438ec 108static char *app_name = "pterm";
109
e3be8de5 110static void start_backend(struct gui_data *inst);
111
c85623f9 112char *x_get_default(const char *key)
c5e438ec 113{
114 return XGetDefault(GDK_DISPLAY(), app_name, key);
115}
116
3f935d5b 117void connection_fatal(void *frontend, char *p, ...)
118{
fbf6cb3b 119 struct gui_data *inst = (struct gui_data *)frontend;
3f935d5b 120
121 va_list ap;
122 char *msg;
123 va_start(ap, p);
124 msg = dupvprintf(p, ap);
125 va_end(ap);
126 inst->exited = TRUE;
127 fatal_message_box(inst->window, msg);
128 sfree(msg);
129 if (inst->cfg.close_on_exit == FORCE_ON)
130 cleanup_exit(1);
131}
132
5a9eb105 133/*
134 * Default settings that are specific to pterm.
135 */
9a30e26b 136FontSpec platform_default_fontspec(const char *name)
5a9eb105 137{
9a30e26b 138 FontSpec ret;
5a9eb105 139 if (!strcmp(name, "Font"))
9a30e26b 140 strcpy(ret.name, "fixed");
141 else
142 *ret.name = '\0';
143 return ret;
144}
145
146Filename platform_default_filename(const char *name)
147{
148 Filename ret;
149 if (!strcmp(name, "LogFileName"))
150 strcpy(ret.path, "putty.log");
151 else
152 *ret.path = '\0';
153 return ret;
154}
155
156char *platform_default_s(const char *name)
157{
5a9eb105 158 return NULL;
159}
160
c85623f9 161int platform_default_i(const char *name, int def)
5a9eb105 162{
163 if (!strcmp(name, "CloseOnExit"))
c888fed4 164 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
6e785e0c 165 if (!strcmp(name, "WinNameAlways"))
166 return 0; /* X natively supports icon titles, so use 'em by default */
5a9eb105 167 return def;
168}
169
b9d7bcad 170void ldisc_update(void *frontend, int echo, int edit)
1709795f 171{
172 /*
173 * This is a stub in pterm. If I ever produce a Unix
174 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
175 * then it will require some termios manoeuvring analogous to
176 * that in the Windows plink.c, but here it's meaningless.
177 */
178}
179
c6ccd5c2 180char *get_ttymode(void *frontend, const char *mode)
181{
182 struct gui_data *inst = (struct gui_data *)frontend;
183 return term_get_ttymode(inst->term, mode);
184}
185
fbf6cb3b 186int from_backend(void *frontend, int is_stderr, const char *data, int len)
187{
188 struct gui_data *inst = (struct gui_data *)frontend;
189 return term_data(inst->term, is_stderr, data, len);
190}
191
cbe2d68f 192void logevent(void *frontend, const char *string)
1709795f 193{
fbf6cb3b 194 struct gui_data *inst = (struct gui_data *)frontend;
8eed910d 195
196 log_eventlog(inst->logctx, string);
197
198 logevent_dlg(inst->eventlogstuff, string);
1709795f 199}
200
a8327734 201int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
e9aef757 202{
a8327734 203 struct gui_data *inst = (struct gui_data *)frontend;
204
e9aef757 205 if (which)
206 return inst->font_height;
207 else
208 return inst->font_width;
209}
210
1709795f 211/*
212 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
213 * into a cooked one (SELECT, EXTEND, PASTE).
214 *
215 * In Unix, this is not configurable; the X button arrangement is
216 * rock-solid across all applications, everyone has a three-button
217 * mouse or a means of faking it, and there is no need to switch
218 * buttons around at all.
219 */
c387aa9f 220static Mouse_Button translate_button(Mouse_Button button)
1709795f 221{
a8327734 222 /* struct gui_data *inst = (struct gui_data *)frontend; */
223
1709795f 224 if (button == MBT_LEFT)
225 return MBT_SELECT;
226 if (button == MBT_MIDDLE)
227 return MBT_PASTE;
228 if (button == MBT_RIGHT)
229 return MBT_EXTEND;
230 return 0; /* shouldn't happen */
231}
232
233/*
5bf9955d 234 * Return the top-level GtkWindow associated with a particular
235 * front end instance.
236 */
237void *get_window(void *frontend)
238{
fbf6cb3b 239 struct gui_data *inst = (struct gui_data *)frontend;
5bf9955d 240 return inst->window;
241}
242
243/*
1709795f 244 * Minimise or restore the window in response to a server-side
245 * request.
246 */
a8327734 247void set_iconic(void *frontend, int iconic)
1709795f 248{
16891265 249 /*
250 * GTK 1.2 doesn't know how to do this.
251 */
252#if GTK_CHECK_VERSION(2,0,0)
a8327734 253 struct gui_data *inst = (struct gui_data *)frontend;
16891265 254 if (iconic)
255 gtk_window_iconify(GTK_WINDOW(inst->window));
256 else
257 gtk_window_deiconify(GTK_WINDOW(inst->window));
258#endif
1709795f 259}
260
261/*
262 * Move the window in response to a server-side request.
263 */
a8327734 264void move_window(void *frontend, int x, int y)
1709795f 265{
a8327734 266 struct gui_data *inst = (struct gui_data *)frontend;
16891265 267 /*
268 * I assume that when the GTK version of this call is available
269 * we should use it. Not sure how it differs from the GDK one,
270 * though.
271 */
272#if GTK_CHECK_VERSION(2,0,0)
273 gtk_window_move(GTK_WINDOW(inst->window), x, y);
274#else
275 gdk_window_move(inst->window->window, x, y);
276#endif
1709795f 277}
278
279/*
280 * Move the window to the top or bottom of the z-order in response
281 * to a server-side request.
282 */
a8327734 283void set_zorder(void *frontend, int top)
1709795f 284{
a8327734 285 struct gui_data *inst = (struct gui_data *)frontend;
16891265 286 if (top)
287 gdk_window_raise(inst->window->window);
288 else
289 gdk_window_lower(inst->window->window);
1709795f 290}
291
292/*
293 * Refresh the window in response to a server-side request.
294 */
a8327734 295void refresh_window(void *frontend)
1709795f 296{
a8327734 297 struct gui_data *inst = (struct gui_data *)frontend;
5def7522 298 term_invalidate(inst->term);
1709795f 299}
300
301/*
302 * Maximise or restore the window in response to a server-side
303 * request.
304 */
a8327734 305void set_zoomed(void *frontend, int zoomed)
1709795f 306{
16891265 307 /*
308 * GTK 1.2 doesn't know how to do this.
309 */
310#if GTK_CHECK_VERSION(2,0,0)
a8327734 311 struct gui_data *inst = (struct gui_data *)frontend;
16891265 312 if (iconic)
313 gtk_window_maximize(GTK_WINDOW(inst->window));
314 else
315 gtk_window_unmaximize(GTK_WINDOW(inst->window));
316#endif
1709795f 317}
318
319/*
320 * Report whether the window is iconic, for terminal reports.
321 */
a8327734 322int is_iconic(void *frontend)
1709795f 323{
a8327734 324 struct gui_data *inst = (struct gui_data *)frontend;
16891265 325 return !gdk_window_is_viewable(inst->window->window);
1709795f 326}
327
328/*
329 * Report the window's position, for terminal reports.
330 */
a8327734 331void get_window_pos(void *frontend, int *x, int *y)
1709795f 332{
a8327734 333 struct gui_data *inst = (struct gui_data *)frontend;
16891265 334 /*
335 * I assume that when the GTK version of this call is available
336 * we should use it. Not sure how it differs from the GDK one,
337 * though.
338 */
339#if GTK_CHECK_VERSION(2,0,0)
340 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
341#else
342 gdk_window_get_position(inst->window->window, x, y);
343#endif
1709795f 344}
345
346/*
347 * Report the window's pixel size, for terminal reports.
348 */
a8327734 349void get_window_pixels(void *frontend, int *x, int *y)
1709795f 350{
a8327734 351 struct gui_data *inst = (struct gui_data *)frontend;
16891265 352 /*
353 * I assume that when the GTK version of this call is available
354 * we should use it. Not sure how it differs from the GDK one,
355 * though.
356 */
357#if GTK_CHECK_VERSION(2,0,0)
358 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
359#else
360 gdk_window_get_size(inst->window->window, x, y);
361#endif
1709795f 362}
363
364/*
365 * Return the window or icon title.
366 */
a8327734 367char *get_window_title(void *frontend, int icon)
1709795f 368{
a8327734 369 struct gui_data *inst = (struct gui_data *)frontend;
5446ac11 370 return icon ? inst->icontitle : inst->wintitle;
1709795f 371}
f7f27309 372
f7f27309 373gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
374{
abb6895f 375 struct gui_data *inst = (struct gui_data *)data;
6b0eeb4e 376 if (!inst->exited && inst->cfg.warn_on_close) {
fbf6cb3b 377 if (!reallyclose(inst))
abb6895f 378 return TRUE;
379 }
f7f27309 380 return FALSE;
381}
382
755e0524 383static void update_mouseptr(struct gui_data *inst)
384{
385 switch (inst->busy_status) {
386 case BUSY_NOT:
387 if (!inst->mouseptr_visible) {
388 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
389 } else if (send_raw_mouse) {
390 gdk_window_set_cursor(inst->area->window, inst->rawcursor);
391 } else {
392 gdk_window_set_cursor(inst->area->window, inst->textcursor);
393 }
394 break;
395 case BUSY_WAITING: /* XXX can we do better? */
396 case BUSY_CPU:
397 /* We always display these cursors. */
398 gdk_window_set_cursor(inst->area->window, inst->waitcursor);
399 break;
400 default:
401 assert(0);
402 }
403}
404
a8327734 405static void show_mouseptr(struct gui_data *inst, int show)
57e636ca 406{
3ea863a3 407 if (!inst->cfg.hide_mouseptr)
57e636ca 408 show = 1;
b3530065 409 inst->mouseptr_visible = show;
755e0524 410 update_mouseptr(inst);
57e636ca 411}
412
db26b3af 413void draw_backing_rect(struct gui_data *inst)
414{
415 GdkGC *gc = gdk_gc_new(inst->area->window);
037bd3d3 416 gdk_gc_set_foreground(gc, &inst->cols[258]); /* default background */
db26b3af 417 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
418 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
419 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
420 gdk_gc_unref(gc);
421}
422
f7f27309 423gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
424{
425 struct gui_data *inst = (struct gui_data *)data;
88e6b9ca 426 int w, h, need_size = 0;
f7f27309 427
e7ec3df1 428 /*
429 * See if the terminal size has changed, in which case we must
430 * let the terminal know.
431 */
3ea863a3 432 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
433 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
56b9b9a7 434 if (w != inst->width || h != inst->height) {
56b9b9a7 435 inst->cfg.width = inst->width = w;
436 inst->cfg.height = inst->height = h;
88e6b9ca 437 need_size = 1;
438 }
e7ec3df1 439
440 if (inst->pixmap) {
441 gdk_pixmap_unref(inst->pixmap);
442 inst->pixmap = NULL;
6a5e84dd 443 }
f7f27309 444
e7ec3df1 445 inst->pixmap = gdk_pixmap_new(widget->window,
446 (inst->cfg.width * inst->font_width +
447 2*inst->cfg.window_border),
448 (inst->cfg.height * inst->font_height +
449 2*inst->cfg.window_border), -1);
450
db26b3af 451 draw_backing_rect(inst);
e7ec3df1 452
453 if (need_size && inst->term) {
3ea863a3 454 term_size(inst->term, h, w, inst->cfg.savelines);
88e6b9ca 455 }
456
e7ec3df1 457 if (inst->term)
458 term_invalidate(inst->term);
459
f7f27309 460 return TRUE;
461}
462
463gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
464{
a8327734 465 struct gui_data *inst = (struct gui_data *)data;
f7f27309 466
467 /*
1709795f 468 * Pass the exposed rectangle to terminal.c, which will call us
469 * back to do the actual painting.
f7f27309 470 */
6a5e84dd 471 if (inst->pixmap) {
472 gdk_draw_pixmap(widget->window,
473 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
474 inst->pixmap,
475 event->area.x, event->area.y,
476 event->area.x, event->area.y,
477 event->area.width, event->area.height);
478 }
1709795f 479 return TRUE;
f7f27309 480}
481
482#define KEY_PRESSED(k) \
483 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
484
485gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
486{
a8327734 487 struct gui_data *inst = (struct gui_data *)data;
a57cd64b 488 char output[32];
f5dd8adb 489 wchar_t ucsoutput[2];
490 int ucsval, start, end, special, use_ucsoutput;
f7f27309 491
d0a039b1 492 /* Remember the timestamp. */
493 inst->input_event_time = event->time;
494
c33c3d76 495 /* By default, nothing is generated. */
496 end = start = 0;
f5dd8adb 497 special = use_ucsoutput = FALSE;
c33c3d76 498
499 /*
500 * If Alt is being released after typing an Alt+numberpad
501 * sequence, we should generate the code that was typed.
045f707b 502 *
503 * Note that we only do this if more than one key was actually
504 * pressed - I don't think Alt+NumPad4 should be ^D or that
505 * Alt+NumPad3 should be ^C, for example. There's no serious
506 * inconvenience in having to type a zero before a single-digit
507 * character code.
c33c3d76 508 */
509 if (event->type == GDK_KEY_RELEASE &&
510 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
511 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
045f707b 512 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
c33c3d76 513#ifdef KEY_DEBUGGING
514 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
515#endif
516 output[0] = inst->alt_keycode;
517 end = 1;
518 goto done;
519 }
520
1709795f 521 if (event->type == GDK_KEY_PRESS) {
a57cd64b 522#ifdef KEY_DEBUGGING
523 {
524 int i;
525 printf("keypress: keyval = %04x, state = %08x; string =",
526 event->keyval, event->state);
527 for (i = 0; event->string[i]; i++)
528 printf(" %02x", (unsigned char) event->string[i]);
529 printf("\n");
530 }
531#endif
532
533 /*
c33c3d76 534 * NYI: Compose key (!!! requires Unicode faff before even trying)
a57cd64b 535 */
536
6a5e84dd 537 /*
c33c3d76 538 * If Alt has just been pressed, we start potentially
539 * accumulating an Alt+numberpad code. We do this by
540 * setting alt_keycode to -1 (nothing yet but plausible).
541 */
542 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
543 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
544 inst->alt_keycode = -1;
045f707b 545 inst->alt_digits = 0;
c33c3d76 546 goto done; /* this generates nothing else */
547 }
548
549 /*
550 * If we're seeing a numberpad key press with Mod1 down,
551 * consider adding it to alt_keycode if that's sensible.
552 * Anything _else_ with Mod1 down cancels any possibility
553 * of an ALT keycode: we set alt_keycode to -2.
554 */
555 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
556 int digit = -1;
557 switch (event->keyval) {
558 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
559 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
560 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
561 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
562 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
563 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
564 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
565 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
566 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
567 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
568 }
569 if (digit < 0)
570 inst->alt_keycode = -2; /* it's invalid */
571 else {
572#ifdef KEY_DEBUGGING
573 printf("Adding digit %d to keycode %d", digit,
574 inst->alt_keycode);
575#endif
576 if (inst->alt_keycode == -1)
577 inst->alt_keycode = digit; /* one-digit code */
578 else
579 inst->alt_keycode = inst->alt_keycode * 10 + digit;
045f707b 580 inst->alt_digits++;
c33c3d76 581#ifdef KEY_DEBUGGING
582 printf(" gives new code %d\n", inst->alt_keycode);
583#endif
584 /* Having used this digit, we now do nothing more with it. */
585 goto done;
586 }
587 }
588
589 /*
6a5e84dd 590 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
591 * at all.
592 */
593 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
3ea863a3 594 term_scroll(inst->term, 0, -inst->cfg.height/2);
6a5e84dd 595 return TRUE;
596 }
153580da 597 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
598 term_scroll(inst->term, 0, -1);
599 return TRUE;
600 }
6a5e84dd 601 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
3ea863a3 602 term_scroll(inst->term, 0, +inst->cfg.height/2);
6a5e84dd 603 return TRUE;
604 }
153580da 605 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
606 term_scroll(inst->term, 0, +1);
607 return TRUE;
608 }
6a5e84dd 609
2a2c1973 610 /*
611 * Neither does Shift-Ins.
612 */
613 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
a8327734 614 request_paste(inst);
2a2c1973 615 return TRUE;
616 }
617
3ec1de33 618 special = FALSE;
f5dd8adb 619 use_ucsoutput = FALSE;
3ec1de33 620
a57cd64b 621 /* ALT+things gives leading Escape. */
622 output[0] = '\033';
623 strncpy(output+1, event->string, 31);
f5dd8adb 624 if (!*event->string &&
625 (ucsval = keysym_to_unicode(event->keyval)) >= 0) {
626 ucsoutput[0] = '\033';
627 ucsoutput[1] = ucsval;
628 use_ucsoutput = TRUE;
629 end = 2;
630 } else {
631 output[31] = '\0';
632 end = strlen(output);
633 }
5c0ea258 634 if (event->state & GDK_MOD1_MASK) {
635 start = 0;
636 if (end == 1) end = 0;
637 } else
638 start = 1;
a57cd64b 639
640 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
641 if (!event->string[0] && event->keyval == '`' &&
642 (event->state & GDK_CONTROL_MASK)) {
643 output[1] = '\x1C';
f5dd8adb 644 use_ucsoutput = FALSE;
a57cd64b 645 end = 2;
646 }
647
648 /* Control-Break is the same as Control-C */
649 if (event->keyval == GDK_Break &&
650 (event->state & GDK_CONTROL_MASK)) {
651 output[1] = '\003';
f5dd8adb 652 use_ucsoutput = FALSE;
a57cd64b 653 end = 2;
3ec1de33 654 special = TRUE;
655 }
656
657 /* We handle Return ourselves, because it needs to be flagged as
658 * special to ldisc. */
659 if (event->keyval == GDK_Return) {
660 output[1] = '\015';
f5dd8adb 661 use_ucsoutput = FALSE;
3ec1de33 662 end = 2;
663 special = TRUE;
a57cd64b 664 }
665
666 /* Control-2, Control-Space and Control-@ are NUL */
667 if (!event->string[0] &&
668 (event->keyval == ' ' || event->keyval == '2' ||
669 event->keyval == '@') &&
670 (event->state & (GDK_SHIFT_MASK |
671 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
672 output[1] = '\0';
f5dd8adb 673 use_ucsoutput = FALSE;
a57cd64b 674 end = 2;
675 }
676
677 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
678 if (!event->string[0] && event->keyval == ' ' &&
679 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
680 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
681 output[1] = '\240';
f5dd8adb 682 use_ucsoutput = FALSE;
a57cd64b 683 end = 2;
684 }
685
686 /* We don't let GTK tell us what Backspace is! We know better. */
687 if (event->keyval == GDK_BackSpace &&
688 !(event->state & GDK_SHIFT_MASK)) {
3ea863a3 689 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
f5dd8adb 690 use_ucsoutput = FALSE;
a57cd64b 691 end = 2;
3ec1de33 692 special = TRUE;
a57cd64b 693 }
e8e8d6e2 694 /* For Shift Backspace, do opposite of what is configured. */
695 if (event->keyval == GDK_BackSpace &&
696 (event->state & GDK_SHIFT_MASK)) {
3ea863a3 697 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
f5dd8adb 698 use_ucsoutput = FALSE;
e8e8d6e2 699 end = 2;
3ec1de33 700 special = TRUE;
e8e8d6e2 701 }
a57cd64b 702
703 /* Shift-Tab is ESC [ Z */
704 if (event->keyval == GDK_ISO_Left_Tab ||
705 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
706 end = 1 + sprintf(output+1, "\033[Z");
f5dd8adb 707 use_ucsoutput = FALSE;
a57cd64b 708 }
709
710 /*
8b1fcd56 711 * NetHack keypad mode.
712 */
3ea863a3 713 if (inst->cfg.nethack_keypad) {
8b1fcd56 714 char *keys = NULL;
715 switch (event->keyval) {
716 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
717 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
718 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
719 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
720 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
721 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
722 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
723 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
724 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
725 }
726 if (keys) {
727 end = 2;
728 if (event->state & GDK_SHIFT_MASK)
729 output[1] = keys[1];
730 else
731 output[1] = keys[0];
f5dd8adb 732 use_ucsoutput = FALSE;
8b1fcd56 733 goto done;
734 }
735 }
736
737 /*
a57cd64b 738 * Application keypad mode.
739 */
3ea863a3 740 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
a57cd64b 741 int xkey = 0;
742 switch (event->keyval) {
743 case GDK_Num_Lock: xkey = 'P'; break;
744 case GDK_KP_Divide: xkey = 'Q'; break;
745 case GDK_KP_Multiply: xkey = 'R'; break;
746 case GDK_KP_Subtract: xkey = 'S'; break;
747 /*
748 * Keypad + is tricky. It covers a space that would
749 * be taken up on the VT100 by _two_ keys; so we
750 * let Shift select between the two. Worse still,
751 * in xterm function key mode we change which two...
752 */
753 case GDK_KP_Add:
5789bc94 754 if (inst->cfg.funky_type == FUNKY_XTERM) {
a57cd64b 755 if (event->state & GDK_SHIFT_MASK)
756 xkey = 'l';
757 else
758 xkey = 'k';
759 } else if (event->state & GDK_SHIFT_MASK)
760 xkey = 'm';
761 else
762 xkey = 'l';
763 break;
764 case GDK_KP_Enter: xkey = 'M'; break;
765 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
766 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
767 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
768 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
769 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
770 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
771 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
772 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
773 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
774 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
775 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
776 }
777 if (xkey) {
5def7522 778 if (inst->term->vt52_mode) {
a57cd64b 779 if (xkey >= 'P' && xkey <= 'S')
780 end = 1 + sprintf(output+1, "\033%c", xkey);
781 else
782 end = 1 + sprintf(output+1, "\033?%c", xkey);
783 } else
784 end = 1 + sprintf(output+1, "\033O%c", xkey);
f5dd8adb 785 use_ucsoutput = FALSE;
a57cd64b 786 goto done;
787 }
788 }
789
790 /*
791 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
792 * for integer decimal nn.)
793 *
794 * We also deal with the weird ones here. Linux VCs replace F1
795 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
796 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
797 * respectively.
798 */
799 {
800 int code = 0;
801 switch (event->keyval) {
802 case GDK_F1:
803 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
804 break;
805 case GDK_F2:
806 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
807 break;
808 case GDK_F3:
809 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
810 break;
811 case GDK_F4:
812 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
813 break;
814 case GDK_F5:
815 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
816 break;
817 case GDK_F6:
818 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
819 break;
820 case GDK_F7:
821 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
822 break;
823 case GDK_F8:
824 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
825 break;
826 case GDK_F9:
827 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
828 break;
829 case GDK_F10:
830 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
831 break;
832 case GDK_F11:
833 code = 23;
834 break;
835 case GDK_F12:
836 code = 24;
837 break;
838 case GDK_F13:
839 code = 25;
840 break;
841 case GDK_F14:
842 code = 26;
843 break;
844 case GDK_F15:
845 code = 28;
846 break;
847 case GDK_F16:
848 code = 29;
849 break;
850 case GDK_F17:
851 code = 31;
852 break;
853 case GDK_F18:
854 code = 32;
855 break;
856 case GDK_F19:
857 code = 33;
858 break;
859 case GDK_F20:
860 code = 34;
861 break;
862 }
863 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
864 case GDK_Home: case GDK_KP_Home:
865 code = 1;
866 break;
867 case GDK_Insert: case GDK_KP_Insert:
868 code = 2;
869 break;
870 case GDK_Delete: case GDK_KP_Delete:
871 code = 3;
872 break;
873 case GDK_End: case GDK_KP_End:
874 code = 4;
875 break;
876 case GDK_Page_Up: case GDK_KP_Page_Up:
877 code = 5;
878 break;
879 case GDK_Page_Down: case GDK_KP_Page_Down:
880 code = 6;
881 break;
882 }
883 /* Reorder edit keys to physical order */
5789bc94 884 if (inst->cfg.funky_type == FUNKY_VT400 && code <= 6)
a57cd64b 885 code = "\0\2\1\4\5\3\6"[code];
886
5def7522 887 if (inst->term->vt52_mode && code > 0 && code <= 6) {
a57cd64b 888 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
f5dd8adb 889 use_ucsoutput = FALSE;
a57cd64b 890 goto done;
891 }
892
5789bc94 893 if (inst->cfg.funky_type == FUNKY_SCO && /* SCO function keys */
a57cd64b 894 code >= 11 && code <= 34) {
895 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
896 int index = 0;
897 switch (event->keyval) {
898 case GDK_F1: index = 0; break;
899 case GDK_F2: index = 1; break;
900 case GDK_F3: index = 2; break;
901 case GDK_F4: index = 3; break;
902 case GDK_F5: index = 4; break;
903 case GDK_F6: index = 5; break;
904 case GDK_F7: index = 6; break;
905 case GDK_F8: index = 7; break;
906 case GDK_F9: index = 8; break;
907 case GDK_F10: index = 9; break;
908 case GDK_F11: index = 10; break;
909 case GDK_F12: index = 11; break;
910 }
911 if (event->state & GDK_SHIFT_MASK) index += 12;
912 if (event->state & GDK_CONTROL_MASK) index += 24;
913 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
f5dd8adb 914 use_ucsoutput = FALSE;
a57cd64b 915 goto done;
916 }
5789bc94 917 if (inst->cfg.funky_type == FUNKY_SCO && /* SCO small keypad */
a57cd64b 918 code >= 1 && code <= 6) {
919 char codes[] = "HL.FIG";
920 if (code == 3) {
921 output[1] = '\x7F';
922 end = 2;
923 } else {
924 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
925 }
f5dd8adb 926 use_ucsoutput = FALSE;
a57cd64b 927 goto done;
928 }
5789bc94 929 if ((inst->term->vt52_mode || inst->cfg.funky_type == FUNKY_VT100P) &&
887035a5 930 code >= 11 && code <= 24) {
a57cd64b 931 int offt = 0;
932 if (code > 15)
933 offt++;
934 if (code > 21)
935 offt++;
5def7522 936 if (inst->term->vt52_mode)
a57cd64b 937 end = 1 + sprintf(output+1,
938 "\x1B%c", code + 'P' - 11 - offt);
939 else
940 end = 1 + sprintf(output+1,
941 "\x1BO%c", code + 'P' - 11 - offt);
f5dd8adb 942 use_ucsoutput = FALSE;
a57cd64b 943 goto done;
944 }
5789bc94 945 if (inst->cfg.funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
a57cd64b 946 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
f5dd8adb 947 use_ucsoutput = FALSE;
a57cd64b 948 goto done;
949 }
5789bc94 950 if (inst->cfg.funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
5def7522 951 if (inst->term->vt52_mode)
a57cd64b 952 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
953 else
954 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
f5dd8adb 955 use_ucsoutput = FALSE;
a57cd64b 956 goto done;
957 }
3ea863a3 958 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
a57cd64b 959 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
f5dd8adb 960 use_ucsoutput = FALSE;
a57cd64b 961 goto done;
962 }
963 if (code) {
964 end = 1 + sprintf(output+1, "\x1B[%d~", code);
f5dd8adb 965 use_ucsoutput = FALSE;
a57cd64b 966 goto done;
967 }
968 }
969
970 /*
971 * Cursor keys. (This includes the numberpad cursor keys,
972 * if we haven't already done them due to app keypad mode.)
973 *
974 * Here we also process un-numlocked un-appkeypadded KP5,
975 * which sends ESC [ G.
976 */
977 {
978 int xkey = 0;
979 switch (event->keyval) {
980 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
981 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
982 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
983 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
984 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
985 }
986 if (xkey) {
987 /*
988 * The arrow keys normally do ESC [ A and so on. In
989 * app cursor keys mode they do ESC O A instead.
990 * Ctrl toggles the two modes.
991 */
5def7522 992 if (inst->term->vt52_mode) {
a57cd64b 993 end = 1 + sprintf(output+1, "\033%c", xkey);
5def7522 994 } else if (!inst->term->app_cursor_keys ^
a57cd64b 995 !(event->state & GDK_CONTROL_MASK)) {
996 end = 1 + sprintf(output+1, "\033O%c", xkey);
997 } else {
998 end = 1 + sprintf(output+1, "\033[%c", xkey);
999 }
f5dd8adb 1000 use_ucsoutput = FALSE;
a57cd64b 1001 goto done;
1002 }
1003 }
c33c3d76 1004 goto done;
1005 }
a57cd64b 1006
c33c3d76 1007 done:
a57cd64b 1008
c33c3d76 1009 if (end-start > 0) {
a57cd64b 1010#ifdef KEY_DEBUGGING
c33c3d76 1011 int i;
1012 printf("generating sequence:");
1013 for (i = start; i < end; i++)
1014 printf(" %02x", (unsigned char) output[i]);
1015 printf("\n");
a57cd64b 1016#endif
c33c3d76 1017
3ec1de33 1018 if (special) {
1019 /*
1020 * For special control characters, the character set
1021 * should never matter.
1022 */
1023 output[end] = '\0'; /* NUL-terminate */
e3be8de5 1024 if (inst->ldisc)
1025 ldisc_send(inst->ldisc, output+start, -2, 1);
3ec1de33 1026 } else if (!inst->direct_to_font) {
f5dd8adb 1027 if (!use_ucsoutput) {
1028 /*
1029 * The stuff we've just generated is assumed to be
1030 * ISO-8859-1! This sounds insane, but `man
1031 * XLookupString' agrees: strings of this type
1032 * returned from the X server are hardcoded to
1033 * 8859-1. Strictly speaking we should be doing
1034 * this using some sort of GtkIMContext, which (if
1035 * we're lucky) would give us our data directly in
1036 * Unicode; but that's not supported in GTK 1.2 as
1037 * far as I can tell, and it's poorly documented
1038 * even in 2.0, so it'll have to wait.
1039 */
e3be8de5 1040 if (inst->ldisc)
1041 lpage_send(inst->ldisc, CS_ISO8859_1, output+start,
1042 end-start, 1);
f5dd8adb 1043 } else {
1044 /*
1045 * We generated our own Unicode key data from the
1046 * keysym, so use that instead.
1047 */
e3be8de5 1048 if (inst->ldisc)
1049 luni_send(inst->ldisc, ucsoutput+start, end-start, 1);
f5dd8adb 1050 }
facd762c 1051 } else {
1052 /*
1053 * In direct-to-font mode, we just send the string
1054 * exactly as we received it.
1055 */
e3be8de5 1056 if (inst->ldisc)
1057 ldisc_send(inst->ldisc, output+start, end-start, 1);
facd762c 1058 }
2dc6356a 1059
a8327734 1060 show_mouseptr(inst, 0);
5def7522 1061 term_seen_key_event(inst->term);
1709795f 1062 }
1063
1064 return TRUE;
f7f27309 1065}
1066
e6346999 1067gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
1068{
1069 struct gui_data *inst = (struct gui_data *)data;
1070 int shift, ctrl, alt, x, y, button, act;
1071
d0a039b1 1072 /* Remember the timestamp. */
1073 inst->input_event_time = event->time;
1074
a8327734 1075 show_mouseptr(inst, 1);
57e636ca 1076
bab6e572 1077 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
5def7522 1078 term_scroll(inst->term, 0, -5);
bab6e572 1079 return TRUE;
1080 }
1081 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
5def7522 1082 term_scroll(inst->term, 0, +5);
bab6e572 1083 return TRUE;
1084 }
1085
e6346999 1086 shift = event->state & GDK_SHIFT_MASK;
1087 ctrl = event->state & GDK_CONTROL_MASK;
1088 alt = event->state & GDK_MOD1_MASK;
47e4e735 1089
1090 if (event->button == 3 && ctrl) {
1091 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
1092 event->button, event->time);
1093 return TRUE;
1094 }
1095
e6346999 1096 if (event->button == 1)
1097 button = MBT_LEFT;
1098 else if (event->button == 2)
1099 button = MBT_MIDDLE;
1100 else if (event->button == 3)
1101 button = MBT_RIGHT;
1102 else
1103 return FALSE; /* don't even know what button! */
1104
1105 switch (event->type) {
1106 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
1107 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
1108 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
1109 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
1110 default: return FALSE; /* don't know this event type */
1111 }
1112
3ea863a3 1113 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
e6346999 1114 act != MA_CLICK && act != MA_RELEASE)
1115 return TRUE; /* we ignore these in raw mouse mode */
1116
3ea863a3 1117 x = (event->x - inst->cfg.window_border) / inst->font_width;
1118 y = (event->y - inst->cfg.window_border) / inst->font_height;
e6346999 1119
fc5b0934 1120 term_mouse(inst->term, button, translate_button(button), act,
1121 x, y, shift, ctrl, alt);
e6346999 1122
1123 return TRUE;
1124}
1125
1126gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1127{
1128 struct gui_data *inst = (struct gui_data *)data;
1129 int shift, ctrl, alt, x, y, button;
1130
d0a039b1 1131 /* Remember the timestamp. */
1132 inst->input_event_time = event->time;
1133
a8327734 1134 show_mouseptr(inst, 1);
57e636ca 1135
e6346999 1136 shift = event->state & GDK_SHIFT_MASK;
1137 ctrl = event->state & GDK_CONTROL_MASK;
1138 alt = event->state & GDK_MOD1_MASK;
1139 if (event->state & GDK_BUTTON1_MASK)
1140 button = MBT_LEFT;
1141 else if (event->state & GDK_BUTTON2_MASK)
1142 button = MBT_MIDDLE;
1143 else if (event->state & GDK_BUTTON3_MASK)
1144 button = MBT_RIGHT;
1145 else
1146 return FALSE; /* don't even know what button! */
1147
3ea863a3 1148 x = (event->x - inst->cfg.window_border) / inst->font_width;
1149 y = (event->y - inst->cfg.window_border) / inst->font_height;
e6346999 1150
fc5b0934 1151 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1152 x, y, shift, ctrl, alt);
e6346999 1153
1154 return TRUE;
1155}
1156
b9d7bcad 1157void frontend_keypress(void *handle)
90cfd8f4 1158{
b9d7bcad 1159 struct gui_data *inst = (struct gui_data *)handle;
1160
90cfd8f4 1161 /*
1162 * If our child process has exited but not closed, terminate on
1163 * any keypress.
1164 */
1165 if (inst->exited)
1166 exit(0);
1167}
1168
39934deb 1169void notify_remote_exit(void *frontend)
f7f27309 1170{
39934deb 1171 struct gui_data *inst = (struct gui_data *)frontend;
74aca06d 1172 int exitcode;
a0e16eb1 1173
3f935d5b 1174 if (!inst->exited &&
1175 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
74aca06d 1176 inst->exited = TRUE;
1177 if (inst->cfg.close_on_exit == FORCE_ON ||
1178 (inst->cfg.close_on_exit == AUTO && exitcode == 0))
2425184b 1179 gtk_main_quit(); /* just go */
e3be8de5 1180 if (inst->ldisc) {
1181 ldisc_free(inst->ldisc);
1182 inst->ldisc = NULL;
1183 }
1184 if (inst->back) {
1185 inst->back->free(inst->backhandle);
1186 inst->backhandle = NULL;
1187 inst->back = NULL;
1188 update_specials_menu(inst);
1189 }
1190 gtk_widget_show(inst->restartitem);
a0e16eb1 1191 }
39934deb 1192}
f7f27309 1193
39934deb 1194static gint timer_trigger(gpointer data)
1195{
1196 long now = GPOINTER_TO_INT(data);
1197 long next;
1198 long ticks;
1199
1200 if (run_timers(now, &next)) {
1201 ticks = next - GETTICKCOUNT();
1202 timer_id = gtk_timeout_add(ticks > 0 ? ticks : 1, timer_trigger,
1203 GINT_TO_POINTER(next));
1204 }
1205
1206 /*
1207 * Never let a timer resume. If we need another one, we've
1208 * asked for it explicitly above.
1209 */
1210 return FALSE;
1211}
1212
1213void timer_change_notify(long next)
1214{
1215 long ticks;
1216
1217 if (timer_id)
1218 gtk_timeout_remove(timer_id);
1219
1220 ticks = next - GETTICKCOUNT();
1221 if (ticks <= 0)
1222 ticks = 1; /* just in case */
1223
1224 timer_id = gtk_timeout_add(ticks, timer_trigger,
1225 GINT_TO_POINTER(next));
f7f27309 1226}
1227
74aca06d 1228void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
054d8535 1229{
3f935d5b 1230 /*
1231 * We must process exceptional notifications before ordinary
1232 * readability ones, or we may go straight past the urgent
1233 * marker.
1234 */
1235 if (condition & GDK_INPUT_EXCEPTION)
1236 select_result(sourcefd, 4);
1237 if (condition & GDK_INPUT_READ)
1238 select_result(sourcefd, 1);
1239 if (condition & GDK_INPUT_WRITE)
1240 select_result(sourcefd, 2);
054d8535 1241}
1242
f7f27309 1243void destroy(GtkWidget *widget, gpointer data)
1244{
1245 gtk_main_quit();
1246}
1247
1248gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1249{
a8327734 1250 struct gui_data *inst = (struct gui_data *)data;
1cff1320 1251 term_set_focus(inst->term, event->in);
5def7522 1252 term_update(inst->term);
a8327734 1253 show_mouseptr(inst, 1);
1709795f 1254 return FALSE;
1255}
1256
755e0524 1257void set_busy_status(void *frontend, int status)
1258{
1259 struct gui_data *inst = (struct gui_data *)frontend;
1260 inst->busy_status = status;
1261 update_mouseptr(inst);
1262}
1263
1709795f 1264/*
1265 * set or clear the "raw mouse message" mode
1266 */
a8327734 1267void set_raw_mouse_mode(void *frontend, int activate)
1709795f 1268{
a8327734 1269 struct gui_data *inst = (struct gui_data *)frontend;
3ea863a3 1270 activate = activate && !inst->cfg.no_mouse_rep;
d64838e1 1271 send_raw_mouse = activate;
755e0524 1272 update_mouseptr(inst);
1709795f 1273}
1274
a8327734 1275void request_resize(void *frontend, int w, int h)
1709795f 1276{
a8327734 1277 struct gui_data *inst = (struct gui_data *)frontend;
51b13830 1278 int large_x, large_y;
1279 int offset_x, offset_y;
1280 int area_x, area_y;
1281 GtkRequisition inner, outer;
1282
1283 /*
1284 * This is a heinous hack dreamed up by the gnome-terminal
1285 * people to get around a limitation in gtk. The problem is
1286 * that in order to set the size correctly we really need to be
1287 * calling gtk_window_resize - but that needs to know the size
1288 * of the _whole window_, not the drawing area. So what we do
1289 * is to set an artificially huge size request on the drawing
1290 * area, recompute the resulting size request on the window,
1291 * and look at the difference between the two. That gives us
1292 * the x and y offsets we need to translate drawing area size
1293 * into window size for real, and then we call
1294 * gtk_window_resize.
1295 */
1296
1297 /*
1298 * We start by retrieving the current size of the whole window.
1299 * Adding a bit to _that_ will give us a value we can use as a
1300 * bogus size request which guarantees to be bigger than the
1301 * current size of the drawing area.
1302 */
a8327734 1303 get_window_pixels(inst, &large_x, &large_y);
51b13830 1304 large_x += 32;
1305 large_y += 32;
1306
1307#if GTK_CHECK_VERSION(2,0,0)
1308 gtk_widget_set_size_request(inst->area, large_x, large_y);
1309#else
1310 gtk_widget_set_usize(inst->area, large_x, large_y);
1311#endif
1312 gtk_widget_size_request(inst->area, &inner);
1313 gtk_widget_size_request(inst->window, &outer);
1314
1315 offset_x = outer.width - inner.width;
1316 offset_y = outer.height - inner.height;
1317
3ea863a3 1318 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1319 area_y = inst->font_height * h + 2*inst->cfg.window_border;
51b13830 1320
1321 /*
1322 * Now we must set the size request on the drawing area back to
1323 * something sensible before we commit the real resize. Best
1324 * way to do this, I think, is to set it to what the size is
1325 * really going to end up being.
1326 */
1327#if GTK_CHECK_VERSION(2,0,0)
1328 gtk_widget_set_size_request(inst->area, area_x, area_y);
1329#else
1330 gtk_widget_set_usize(inst->area, area_x, area_y);
56b9b9a7 1331 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
51b13830 1332#endif
1333
56b9b9a7 1334 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
1335
51b13830 1336#if GTK_CHECK_VERSION(2,0,0)
1337 gtk_window_resize(GTK_WINDOW(inst->window),
1338 area_x + offset_x, area_y + offset_y);
1339#else
1340 gdk_window_resize(inst->window->window,
1341 area_x + offset_x, area_y + offset_y);
1342#endif
1709795f 1343}
1344
a8327734 1345static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
26b8e7cc 1346{
1347 gboolean success[1];
1348
1349 inst->cols[n].red = r * 0x0101;
1350 inst->cols[n].green = g * 0x0101;
1351 inst->cols[n].blue = b * 0x0101;
1352
56b9b9a7 1353 gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
26b8e7cc 1354 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1355 FALSE, FALSE, success);
1356 if (!success[0])
a4e8ffb0 1357 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
26b8e7cc 1358 n, r, g, b);
1359}
1360
a8327734 1361void set_window_background(struct gui_data *inst)
7428c509 1362{
1363 if (inst->area && inst->area->window)
ee077769 1364 gdk_window_set_background(inst->area->window, &inst->cols[258]);
7428c509 1365 if (inst->window && inst->window->window)
ee077769 1366 gdk_window_set_background(inst->window->window, &inst->cols[258]);
7428c509 1367}
1368
a8327734 1369void palette_set(void *frontend, int n, int r, int g, int b)
1709795f 1370{
a8327734 1371 struct gui_data *inst = (struct gui_data *)frontend;
cecb13f6 1372 if (n >= 16)
1373 n += 256 - 16;
1374 if (n > NALLCOLOURS)
1375 return;
1376 real_palette_set(inst, n, r, g, b);
1377 if (n == 258)
a8327734 1378 set_window_background(inst);
1709795f 1379}
26b8e7cc 1380
a8327734 1381void palette_reset(void *frontend)
1709795f 1382{
a8327734 1383 struct gui_data *inst = (struct gui_data *)frontend;
3ea863a3 1384 /* This maps colour indices in inst->cfg to those used in inst->cols. */
26b8e7cc 1385 static const int ww[] = {
cecb13f6 1386 256, 257, 258, 259, 260, 261,
1387 0, 8, 1, 9, 2, 10, 3, 11,
1388 4, 12, 5, 13, 6, 14, 7, 15
26b8e7cc 1389 };
cecb13f6 1390 gboolean success[NALLCOLOURS];
26b8e7cc 1391 int i;
1392
cecb13f6 1393 assert(lenof(ww) == NCFGCOLOURS);
26b8e7cc 1394
1395 if (!inst->colmap) {
1396 inst->colmap = gdk_colormap_get_system();
1397 } else {
cecb13f6 1398 gdk_colormap_free_colors(inst->colmap, inst->cols, NALLCOLOURS);
26b8e7cc 1399 }
1400
cecb13f6 1401 for (i = 0; i < NCFGCOLOURS; i++) {
1402 inst->cols[ww[i]].red = inst->cfg.colours[i][0] * 0x0101;
1403 inst->cols[ww[i]].green = inst->cfg.colours[i][1] * 0x0101;
1404 inst->cols[ww[i]].blue = inst->cfg.colours[i][2] * 0x0101;
26b8e7cc 1405 }
1406
cecb13f6 1407 for (i = 0; i < NEXTCOLOURS; i++) {
1408 if (i < 216) {
1409 int r = i / 36, g = (i / 6) % 6, b = i % 6;
1410 inst->cols[i+16].red = r * 0x3333;
1411 inst->cols[i+16].green = g * 0x3333;
1412 inst->cols[i+16].blue = b * 0x3333;
1413 } else {
1414 int shade = i - 216;
1415 shade = (shade + 1) * 0xFFFF / (NEXTCOLOURS - 216 + 1);
1416 inst->cols[i+16].red = inst->cols[i+16].green =
1417 inst->cols[i+16].blue = shade;
1418 }
1419 }
1420
1421 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
26b8e7cc 1422 FALSE, FALSE, success);
cecb13f6 1423 for (i = 0; i < NALLCOLOURS; i++) {
26b8e7cc 1424 if (!success[i])
a4e8ffb0 1425 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1426 appname, i, inst->cfg.colours[i][0],
1427 inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
26b8e7cc 1428 }
7428c509 1429
a8327734 1430 set_window_background(inst);
1709795f 1431}
1432
3aac0d35 1433/* Ensure that all the cut buffers exist - according to the ICCCM, we must
1434 * do this before we start using cut buffers.
1435 */
1436void init_cutbuffers()
1437{
1438 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1439 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, "", 0);
1440 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1441 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, "", 0);
1442 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1443 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, "", 0);
1444 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1445 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, "", 0);
1446 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1447 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, "", 0);
1448 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1449 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, "", 0);
1450 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1451 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, "", 0);
1452 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1453 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, "", 0);
1454}
1455
1456/* Store the data in a cut-buffer. */
1457void store_cutbuffer(char * ptr, int len)
1458{
1459 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1460 XRotateBuffers(GDK_DISPLAY(), 1);
1461 XStoreBytes(GDK_DISPLAY(), ptr, len);
1462}
1463
1464/* Retrieve data from a cut-buffer.
1465 * Returned data needs to be freed with XFree().
1466 */
1467char * retrieve_cutbuffer(int * nbytes)
1468{
1469 char * ptr;
1470 ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
05971030 1471 if (*nbytes <= 0 && ptr != 0) {
3aac0d35 1472 XFree(ptr);
1473 ptr = 0;
1474 }
1475 return ptr;
1476}
1477
a8327734 1478void write_clip(void *frontend, wchar_t * data, int len, int must_deselect)
1709795f 1479{
a8327734 1480 struct gui_data *inst = (struct gui_data *)frontend;
e6346999 1481 if (inst->pasteout_data)
1482 sfree(inst->pasteout_data);
48f1bc44 1483 if (inst->pasteout_data_ctext)
1484 sfree(inst->pasteout_data_ctext);
2dc6356a 1485 if (inst->pasteout_data_utf8)
1486 sfree(inst->pasteout_data_utf8);
1487
facd762c 1488 /*
48f1bc44 1489 * Set up UTF-8 and compound text paste data. This only happens
1490 * if we aren't in direct-to-font mode using the D800 hack.
facd762c 1491 */
085f4a68 1492 if (!inst->direct_to_font) {
2dc6356a 1493 wchar_t *tmp = data;
1494 int tmplen = len;
48f1bc44 1495 XTextProperty tp;
1496 char *list[1];
facd762c 1497
3d88e64d 1498 inst->pasteout_data_utf8 = snewn(len*6, char);
facd762c 1499 inst->pasteout_data_utf8_len = len*6;
2dc6356a 1500 inst->pasteout_data_utf8_len =
1501 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1502 inst->pasteout_data_utf8_len,
1503 CS_UTF8, NULL, NULL, 0);
085f4a68 1504 if (inst->pasteout_data_utf8_len == 0) {
1505 sfree(inst->pasteout_data_utf8);
1506 inst->pasteout_data_utf8 = NULL;
1507 } else {
1508 inst->pasteout_data_utf8 =
3d88e64d 1509 sresize(inst->pasteout_data_utf8,
48f1bc44 1510 inst->pasteout_data_utf8_len + 1, char);
1511 inst->pasteout_data_utf8[inst->pasteout_data_utf8_len] = '\0';
1512 }
1513
1514 /*
1515 * Now let Xlib convert our UTF-8 data into compound text.
1516 */
1517 list[0] = inst->pasteout_data_utf8;
1518 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
1519 XCompoundTextStyle, &tp) == 0) {
1520 inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
1521 memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
1522 inst->pasteout_data_ctext_len = tp.nitems;
1523 XFree(tp.value);
d1929fa4 1524 } else {
1525 inst->pasteout_data_ctext = NULL;
1526 inst->pasteout_data_ctext_len = 0;
1527 }
facd762c 1528 } else {
1529 inst->pasteout_data_utf8 = NULL;
1530 inst->pasteout_data_utf8_len = 0;
48f1bc44 1531 inst->pasteout_data_ctext = NULL;
1532 inst->pasteout_data_ctext_len = 0;
2dc6356a 1533 }
1534
3d88e64d 1535 inst->pasteout_data = snewn(len*6, char);
085f4a68 1536 inst->pasteout_data_len = len*6;
21d2b241 1537 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1538 data, len, inst->pasteout_data,
1539 inst->pasteout_data_len,
1540 NULL, NULL, NULL);
085f4a68 1541 if (inst->pasteout_data_len == 0) {
1542 sfree(inst->pasteout_data);
1543 inst->pasteout_data = NULL;
1544 } else {
1545 inst->pasteout_data =
3d88e64d 1546 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
085f4a68 1547 }
e6346999 1548
3aac0d35 1549 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1550
e6346999 1551 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
d0a039b1 1552 inst->input_event_time)) {
e6346999 1553 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1554 GDK_SELECTION_TYPE_STRING, 1);
48f1bc44 1555 if (inst->pasteout_data_ctext)
1556 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1557 compound_text_atom, 1);
facd762c 1558 if (inst->pasteout_data_utf8)
1559 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
8c161662 1560 utf8_string_atom, 1);
e6346999 1561 }
c076966d 1562
1563 if (must_deselect)
1564 term_deselect(inst->term);
e6346999 1565}
1566
1567void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1568 guint info, guint time_stamp, gpointer data)
1569{
a8327734 1570 struct gui_data *inst = (struct gui_data *)data;
8c161662 1571 if (seldata->target == utf8_string_atom)
2dc6356a 1572 gtk_selection_data_set(seldata, seldata->target, 8,
1573 inst->pasteout_data_utf8,
1574 inst->pasteout_data_utf8_len);
48f1bc44 1575 else if (seldata->target == compound_text_atom)
1576 gtk_selection_data_set(seldata, seldata->target, 8,
1577 inst->pasteout_data_ctext,
1578 inst->pasteout_data_ctext_len);
2dc6356a 1579 else
1580 gtk_selection_data_set(seldata, seldata->target, 8,
1581 inst->pasteout_data, inst->pasteout_data_len);
e6346999 1582}
1583
1584gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1585 gpointer data)
1586{
a8327734 1587 struct gui_data *inst = (struct gui_data *)data;
d0a039b1 1588
5def7522 1589 term_deselect(inst->term);
e6346999 1590 if (inst->pasteout_data)
1591 sfree(inst->pasteout_data);
48f1bc44 1592 if (inst->pasteout_data_ctext)
1593 sfree(inst->pasteout_data_ctext);
2dc6356a 1594 if (inst->pasteout_data_utf8)
1595 sfree(inst->pasteout_data_utf8);
e6346999 1596 inst->pasteout_data = NULL;
1597 inst->pasteout_data_len = 0;
48f1bc44 1598 inst->pasteout_data_ctext = NULL;
1599 inst->pasteout_data_ctext_len = 0;
2dc6356a 1600 inst->pasteout_data_utf8 = NULL;
1601 inst->pasteout_data_utf8_len = 0;
e6346999 1602 return TRUE;
1603}
1604
a8327734 1605void request_paste(void *frontend)
e6346999 1606{
a8327734 1607 struct gui_data *inst = (struct gui_data *)frontend;
e6346999 1608 /*
1609 * In Unix, pasting is asynchronous: all we can do at the
1610 * moment is to call gtk_selection_convert(), and when the data
1611 * comes back _then_ we can call term_do_paste().
1612 */
2dc6356a 1613
085f4a68 1614 if (!inst->direct_to_font) {
facd762c 1615 /*
1616 * First we attempt to retrieve the selection as a UTF-8
1617 * string (which we will convert to the correct code page
1618 * before sending to the session, of course). If that
1619 * fails, selection_received() will be informed and will
1620 * fall back to an ordinary string.
1621 */
1622 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
d0a039b1 1623 utf8_string_atom,
1624 inst->input_event_time);
facd762c 1625 } else {
1626 /*
1627 * If we're in direct-to-font mode, we disable UTF-8
1628 * pasting, and go straight to ordinary string data.
1629 */
1630 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
d0a039b1 1631 GDK_SELECTION_TYPE_STRING,
1632 inst->input_event_time);
facd762c 1633 }
e6346999 1634}
1635
0f660c8f 1636gint idle_paste_func(gpointer data); /* forward ref */
1637
e6346999 1638void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
27651070 1639 guint time, gpointer data)
e6346999 1640{
a8327734 1641 struct gui_data *inst = (struct gui_data *)data;
48f1bc44 1642 XTextProperty tp;
1643 char **list;
1644 char *text;
1645 int length, count, ret;
1646 int free_list_required = 0;
3aac0d35 1647 int free_required = 0;
48f1bc44 1648 int charset;
a8327734 1649
8c161662 1650 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
2dc6356a 1651 /*
eaa07514 1652 * Failed to get a UTF-8 selection string. Try compound
1653 * text next.
1654 */
1655 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
d0a039b1 1656 compound_text_atom,
1657 inst->input_event_time);
eaa07514 1658 return;
1659 }
1660
1661 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1662 /*
1663 * Failed to get UTF-8 or compound text. Try an ordinary
2dc6356a 1664 * string.
1665 */
1666 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
d0a039b1 1667 GDK_SELECTION_TYPE_STRING,
1668 inst->input_event_time);
2dc6356a 1669 return;
1670 }
1671
1672 /*
3aac0d35 1673 * If we have data, but it's not of a type we can deal with,
1674 * we have to ignore the data.
2dc6356a 1675 */
3aac0d35 1676 if (seldata->length > 0 &&
1677 seldata->type != GDK_SELECTION_TYPE_STRING &&
1678 seldata->type != compound_text_atom &&
1679 seldata->type != utf8_string_atom)
1680 return;
48f1bc44 1681
1682 /*
3aac0d35 1683 * If we have no data, try looking in a cut buffer.
1684 */
1685 if (seldata->length <= 0) {
1686 text = retrieve_cutbuffer(&length);
1687 if (length == 0)
1688 return;
1689 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1690 * source, so use that as a de-facto standard. */
1691 charset = CS_ISO8859_1;
1692 free_required = 1;
1693 } else {
76129c71 1694 /*
1695 * Convert COMPOUND_TEXT into UTF-8.
1696 */
1697 if (seldata->type == compound_text_atom) {
1698 tp.value = seldata->data;
1699 tp.encoding = (Atom) seldata->type;
1700 tp.format = seldata->format;
1701 tp.nitems = seldata->length;
1702 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
1703 &list, &count);
1704 if (ret != 0 || count != 1) {
1705 /*
1706 * Compound text failed; fall back to STRING.
1707 */
1708 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1709 GDK_SELECTION_TYPE_STRING,
1710 inst->input_event_time);
1711 return;
1712 }
1713 text = list[0];
1714 length = strlen(list[0]);
1715 charset = CS_UTF8;
1716 free_list_required = 1;
1717 } else {
1718 text = (char *)seldata->data;
1719 length = seldata->length;
1720 charset = (seldata->type == utf8_string_atom ?
1721 CS_UTF8 : inst->ucsdata.line_codepage);
48f1bc44 1722 }
3aac0d35 1723 }
48f1bc44 1724
e6346999 1725 if (inst->pastein_data)
1726 sfree(inst->pastein_data);
1727
48f1bc44 1728 inst->pastein_data = snewn(length, wchar_t);
1729 inst->pastein_data_len = length;
2dc6356a 1730 inst->pastein_data_len =
48f1bc44 1731 mb_to_wc(charset, 0, text, length,
2dc6356a 1732 inst->pastein_data, inst->pastein_data_len);
e6346999 1733
5def7522 1734 term_do_paste(inst->term);
0f660c8f 1735
5def7522 1736 if (term_paste_pending(inst->term))
0f660c8f 1737 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
48f1bc44 1738
1739 if (free_list_required)
1740 XFreeStringList(list);
3aac0d35 1741 if (free_required)
1742 XFree(text);
0f660c8f 1743}
1744
1745gint idle_paste_func(gpointer data)
1746{
1747 struct gui_data *inst = (struct gui_data *)data;
1748
5def7522 1749 if (term_paste_pending(inst->term))
1750 term_paste(inst->term);
0f660c8f 1751 else
1752 gtk_idle_remove(inst->term_paste_idle_id);
1753
1754 return TRUE;
1709795f 1755}
1756
0f660c8f 1757
a8327734 1758void get_clip(void *frontend, wchar_t ** p, int *len)
1709795f 1759{
a8327734 1760 struct gui_data *inst = (struct gui_data *)frontend;
1761
1709795f 1762 if (p) {
e6346999 1763 *p = inst->pastein_data;
1764 *len = inst->pastein_data_len;
1709795f 1765 }
1766}
1767
6e785e0c 1768static void set_window_titles(struct gui_data *inst)
1769{
1770 /*
1771 * We must always call set_icon_name after calling set_title,
1772 * since set_title will write both names. Irritating, but such
1773 * is life.
1774 */
1775 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1776 if (!inst->cfg.win_name_always)
1777 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1778}
1779
a8327734 1780void set_title(void *frontend, char *title)
1709795f 1781{
a8327734 1782 struct gui_data *inst = (struct gui_data *)frontend;
12d200b1 1783 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1784 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
6e785e0c 1785 set_window_titles(inst);
1709795f 1786}
1787
a8327734 1788void set_icon(void *frontend, char *title)
1709795f 1789{
a8327734 1790 struct gui_data *inst = (struct gui_data *)frontend;
16891265 1791 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1792 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
6e785e0c 1793 set_window_titles(inst);
1709795f 1794}
1795
a8327734 1796void set_sbar(void *frontend, int total, int start, int page)
1709795f 1797{
a8327734 1798 struct gui_data *inst = (struct gui_data *)frontend;
3ea863a3 1799 if (!inst->cfg.scrollbar)
330f49be 1800 return;
6a5e84dd 1801 inst->sbar_adjust->lower = 0;
1802 inst->sbar_adjust->upper = total;
1803 inst->sbar_adjust->value = start;
1804 inst->sbar_adjust->page_size = page;
1805 inst->sbar_adjust->step_increment = 1;
1806 inst->sbar_adjust->page_increment = page/2;
88e6b9ca 1807 inst->ignore_sbar = TRUE;
6a5e84dd 1808 gtk_adjustment_changed(inst->sbar_adjust);
88e6b9ca 1809 inst->ignore_sbar = FALSE;
6a5e84dd 1810}
1811
1812void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1813{
a8327734 1814 struct gui_data *inst = (struct gui_data *)data;
1815
3ea863a3 1816 if (!inst->cfg.scrollbar)
330f49be 1817 return;
88e6b9ca 1818 if (!inst->ignore_sbar)
5def7522 1819 term_scroll(inst->term, 1, (int)adj->value);
1709795f 1820}
1821
a8327734 1822void sys_cursor(void *frontend, int x, int y)
1709795f 1823{
1824 /*
1825 * This is meaningless under X.
1826 */
1827}
1828
0ce89525 1829/*
1830 * This is still called when mode==BELL_VISUAL, even though the
1831 * visual bell is handled entirely within terminal.c, because we
1832 * may want to perform additional actions on any kind of bell (for
1833 * example, taskbar flashing in Windows).
1834 */
a8327734 1835void beep(void *frontend, int mode)
1709795f 1836{
0ce89525 1837 if (mode != BELL_VISUAL)
1838 gdk_beep();
1709795f 1839}
1840
2102eb8a 1841int char_width(Context ctx, int uc)
1709795f 1842{
1843 /*
1844 * Under X, any fixed-width font really _is_ fixed-width.
1845 * Double-width characters will be dealt with using a separate
1846 * font. For the moment we can simply return 1.
1847 */
1848 return 1;
1849}
1850
a8327734 1851Context get_ctx(void *frontend)
1709795f 1852{
a8327734 1853 struct gui_data *inst = (struct gui_data *)frontend;
1854 struct draw_ctx *dctx;
1855
d64838e1 1856 if (!inst->area->window)
1857 return NULL;
a8327734 1858
3d88e64d 1859 dctx = snew(struct draw_ctx);
a8327734 1860 dctx->inst = inst;
1861 dctx->gc = gdk_gc_new(inst->area->window);
1862 return dctx;
1709795f 1863}
1864
1865void free_ctx(Context ctx)
1866{
a8327734 1867 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1868 /* struct gui_data *inst = dctx->inst; */
1869 GdkGC *gc = dctx->gc;
1709795f 1870 gdk_gc_unref(gc);
a8327734 1871 sfree(dctx);
1709795f 1872}
1873
1874/*
1875 * Draw a line of text in the window, at given character
1876 * coordinates, in given attributes.
1877 *
1878 * We are allowed to fiddle with the contents of `text'.
1879 */
36566009 1880void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
1a675941 1881 unsigned long attr, int lattr)
1709795f 1882{
a8327734 1883 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1884 struct gui_data *inst = dctx->inst;
1885 GdkGC *gc = dctx->gc;
c6958dfe 1886 int ncombining, combining;
006238cb 1887 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
d64838e1 1888
c6958dfe 1889 if (attr & TATTR_COMBINING) {
1890 ncombining = len;
1891 len = 1;
1892 } else
1893 ncombining = 1;
1894
37ca32ed 1895 nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
37ca32ed 1896 nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
d64838e1 1897 if (attr & ATTR_REVERSE) {
1898 t = nfg;
1899 nfg = nbg;
1900 nbg = t;
1901 }
cecb13f6 1902 if (inst->cfg.bold_colour && (attr & ATTR_BOLD)) {
1903 if (nfg < 16) nfg |= 8;
1904 else if (nfg >= 256) nfg |= 1;
1905 }
1906 if (inst->cfg.bold_colour && (attr & ATTR_BLINK)) {
1907 if (nbg < 16) nbg |= 8;
1908 else if (nbg >= 256) nbg |= 1;
1909 }
d64838e1 1910 if (attr & TATTR_ACTCURS) {
cecb13f6 1911 nfg = 260;
1912 nbg = 261;
d64838e1 1913 }
1914
5bf50ab2 1915 fontid = shadow = 0;
006238cb 1916
1917 if (attr & ATTR_WIDE) {
1918 widefactor = 2;
1919 fontid |= 2;
1920 } else {
1921 widefactor = 1;
1922 }
1923
3ea863a3 1924 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
006238cb 1925 if (inst->fonts[fontid | 1])
1926 fontid |= 1;
5bf50ab2 1927 else
1928 shadow = 1;
1929 }
1930
36566009 1931 if ((lattr & LATTR_MODE) != LATTR_NORM) {
f34df346 1932 x *= 2;
5def7522 1933 if (x >= inst->term->cols)
614bb468 1934 return;
006238cb 1935 if (x + len*2*widefactor > inst->term->cols)
1936 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
623f81b7 1937 rlen = len * 2;
1938 } else
1939 rlen = len;
1940
1941 {
1942 GdkRectangle r;
1943
3ea863a3 1944 r.x = x*inst->font_width+inst->cfg.window_border;
1945 r.y = y*inst->font_height+inst->cfg.window_border;
006238cb 1946 r.width = rlen*widefactor*inst->font_width;
623f81b7 1947 r.height = inst->font_height;
1948 gdk_gc_set_clip_rectangle(gc, &r);
f34df346 1949 }
1950
d64838e1 1951 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
83616aab 1952 gdk_draw_rectangle(inst->pixmap, gc, 1,
3ea863a3 1953 x*inst->font_width+inst->cfg.window_border,
1954 y*inst->font_height+inst->cfg.window_border,
006238cb 1955 rlen*widefactor*inst->font_width, inst->font_height);
6a5e84dd 1956
d64838e1 1957 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
2dc6356a 1958 {
1959 GdkWChar *gwcs;
1960 gchar *gcs;
1961 wchar_t *wcs;
1962 int i;
1963
c6958dfe 1964 wcs = snewn(len*ncombining+1, wchar_t);
1965 for (i = 0; i < len*ncombining; i++) {
36566009 1966 wcs[i] = text[i];
2dc6356a 1967 }
1968
006238cb 1969 if (inst->fonts[fontid] == NULL) {
1970 /*
1971 * The font for this contingency does not exist.
1972 * Typically this means we've been given ATTR_WIDE
1973 * character and have no wide font. So we display
1974 * nothing at all; such is life.
1975 */
1976 } else if (inst->fontinfo[fontid].is_wide) {
aa153a7f 1977 /*
1978 * At least one version of gdk_draw_text_wc() has a
1979 * weird bug whereby it reads `len' elements of the
1980 * input string, but only draws `len/2'. Hence I'm
1981 * going to make its input array twice as long as it
1982 * theoretically needs to be, and pass in twice the
1983 * actual number of characters. If a fixed gdk actually
1984 * takes the doubled length seriously, then (a) the
1985 * array will stand scrutiny up to the full length, (b)
1986 * the spare elements of the array are full of zeroes
1987 * which will probably be an empty glyph in the font,
1988 * and (c) the clip rectangle should prevent it causing
1989 * trouble anyway.
1990 */
3d88e64d 1991 gwcs = snewn(len*2+1, GdkWChar);
aa153a7f 1992 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
2dc6356a 1993 /*
1994 * FIXME: when we have a wide-char equivalent of
1995 * from_unicode, use it instead of this.
1996 */
c6958dfe 1997 for (combining = 0; combining < ncombining; combining++) {
1998 for (i = 0; i <= len; i++)
1999 gwcs[i] = wcs[i + combining];
36566009 2000 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
c6958dfe 2001 x*inst->font_width+inst->cfg.window_border,
36566009 2002 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2003 gwcs, len*2);
c6958dfe 2004 if (shadow)
2005 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
2006 x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
2007 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2008 gwcs, len*2);
2009 }
2dc6356a 2010 sfree(gwcs);
2011 } else {
3d88e64d 2012 gcs = snewn(len+1, gchar);
c6958dfe 2013 for (combining = 0; combining < ncombining; combining++) {
2014 wc_to_mb(inst->fontinfo[fontid].charset, 0,
2015 wcs + combining, len, gcs, len, ".", NULL, NULL);
36566009 2016 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
c6958dfe 2017 x*inst->font_width+inst->cfg.window_border,
36566009 2018 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2019 gcs, len);
c6958dfe 2020 if (shadow)
2021 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
2022 x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
2023 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2024 gcs, len);
2025 }
2dc6356a 2026 sfree(gcs);
2027 }
2028 sfree(wcs);
2029 }
d64838e1 2030
2031 if (attr & ATTR_UNDER) {
2032 int uheight = inst->fonts[0]->ascent + 1;
83616aab 2033 if (uheight >= inst->font_height)
2034 uheight = inst->font_height - 1;
3ea863a3 2035 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
2036 y*inst->font_height + uheight + inst->cfg.window_border,
2037 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
2038 y*inst->font_height + uheight + inst->cfg.window_border);
d64838e1 2039 }
2040
36566009 2041 if ((lattr & LATTR_MODE) != LATTR_NORM) {
f34df346 2042 /*
2043 * I can't find any plausible StretchBlt equivalent in the
2044 * X server, so I'm going to do this the slow and painful
2045 * way. This will involve repeated calls to
2046 * gdk_draw_pixmap() to stretch the text horizontally. It's
2047 * O(N^2) in time and O(N) in network bandwidth, but you
2048 * try thinking of a better way. :-(
2049 */
2050 int i;
006238cb 2051 for (i = 0; i < len * widefactor * inst->font_width; i++) {
f34df346 2052 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
3ea863a3 2053 x*inst->font_width+inst->cfg.window_border + 2*i,
2054 y*inst->font_height+inst->cfg.window_border,
2055 x*inst->font_width+inst->cfg.window_border + 2*i+1,
2056 y*inst->font_height+inst->cfg.window_border,
7a216d7f 2057 len * widefactor * inst->font_width - i, inst->font_height);
f34df346 2058 }
2059 len *= 2;
36566009 2060 if ((lattr & LATTR_MODE) != LATTR_WIDE) {
f34df346 2061 int dt, db;
2062 /* Now stretch vertically, in the same way. */
36566009 2063 if ((lattr & LATTR_MODE) == LATTR_BOT)
f34df346 2064 dt = 0, db = 1;
2065 else
2066 dt = 1, db = 0;
2067 for (i = 0; i < inst->font_height; i+=2) {
2068 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
3ea863a3 2069 x*inst->font_width+inst->cfg.window_border,
2070 y*inst->font_height+inst->cfg.window_border+dt*i+db,
7a216d7f 2071 x*inst->font_width+inst->cfg.window_border,
3ea863a3 2072 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
7a216d7f 2073 len * widefactor * inst->font_width, inst->font_height-i-1);
f34df346 2074 }
2075 }
1a675941 2076 }
2077}
2078
36566009 2079void do_text(Context ctx, int x, int y, wchar_t *text, int len,
1a675941 2080 unsigned long attr, int lattr)
2081{
a8327734 2082 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2083 struct gui_data *inst = dctx->inst;
2084 GdkGC *gc = dctx->gc;
006238cb 2085 int widefactor;
1a675941 2086
2087 do_text_internal(ctx, x, y, text, len, attr, lattr);
2088
006238cb 2089 if (attr & ATTR_WIDE) {
2090 widefactor = 2;
2091 } else {
2092 widefactor = 1;
2093 }
2094
36566009 2095 if ((lattr & LATTR_MODE) != LATTR_NORM) {
1a675941 2096 x *= 2;
5def7522 2097 if (x >= inst->term->cols)
1a675941 2098 return;
006238cb 2099 if (x + len*2*widefactor > inst->term->cols)
2100 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
f34df346 2101 len *= 2;
2102 }
2103
d64838e1 2104 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
3ea863a3 2105 x*inst->font_width+inst->cfg.window_border,
2106 y*inst->font_height+inst->cfg.window_border,
2107 x*inst->font_width+inst->cfg.window_border,
2108 y*inst->font_height+inst->cfg.window_border,
006238cb 2109 len*widefactor*inst->font_width, inst->font_height);
1709795f 2110}
2111
36566009 2112void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
1709795f 2113 unsigned long attr, int lattr)
2114{
a8327734 2115 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2116 struct gui_data *inst = dctx->inst;
2117 GdkGC *gc = dctx->gc;
2118
a6db1e95 2119 int active, passive, widefactor;
d64838e1 2120
1709795f 2121 if (attr & TATTR_PASCURS) {
2122 attr &= ~TATTR_PASCURS;
d64838e1 2123 passive = 1;
2124 } else
2125 passive = 0;
3ea863a3 2126 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
1a675941 2127 attr &= ~TATTR_ACTCURS;
a6db1e95 2128 active = 1;
2129 } else
2130 active = 0;
1a675941 2131 do_text_internal(ctx, x, y, text, len, attr, lattr);
2132
ac059c2e 2133 if (attr & TATTR_COMBINING)
2134 len = 1;
2135
006238cb 2136 if (attr & ATTR_WIDE) {
2137 widefactor = 2;
2138 } else {
2139 widefactor = 1;
2140 }
2141
36566009 2142 if ((lattr & LATTR_MODE) != LATTR_NORM) {
1a675941 2143 x *= 2;
5def7522 2144 if (x >= inst->term->cols)
1a675941 2145 return;
006238cb 2146 if (x + len*2*widefactor > inst->term->cols)
2147 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1a675941 2148 len *= 2;
2149 }
2150
3ea863a3 2151 if (inst->cfg.cursor_type == 0) {
1a675941 2152 /*
2153 * An active block cursor will already have been done by
2154 * the above do_text call, so we only need to do anything
2155 * if it's passive.
2156 */
2157 if (passive) {
cecb13f6 2158 gdk_gc_set_foreground(gc, &inst->cols[261]);
1a675941 2159 gdk_draw_rectangle(inst->pixmap, gc, 0,
3ea863a3 2160 x*inst->font_width+inst->cfg.window_border,
2161 y*inst->font_height+inst->cfg.window_border,
35100bc3 2162 len*widefactor*inst->font_width-1, inst->font_height-1);
1a675941 2163 }
2164 } else {
2165 int uheight;
2166 int startx, starty, dx, dy, length, i;
2167
2168 int char_width;
2169
36566009 2170 if ((attr & ATTR_WIDE) || (lattr & LATTR_MODE) != LATTR_NORM)
1a675941 2171 char_width = 2*inst->font_width;
2172 else
2173 char_width = inst->font_width;
2174
3ea863a3 2175 if (inst->cfg.cursor_type == 1) {
1a675941 2176 uheight = inst->fonts[0]->ascent + 1;
2177 if (uheight >= inst->font_height)
2178 uheight = inst->font_height - 1;
2179
3ea863a3 2180 startx = x * inst->font_width + inst->cfg.window_border;
2181 starty = y * inst->font_height + inst->cfg.window_border + uheight;
1a675941 2182 dx = 1;
2183 dy = 0;
35100bc3 2184 length = len * widefactor * char_width;
1a675941 2185 } else {
2186 int xadjust = 0;
2187 if (attr & TATTR_RIGHTCURS)
2188 xadjust = char_width - 1;
3ea863a3 2189 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
2190 starty = y * inst->font_height + inst->cfg.window_border;
1a675941 2191 dx = 0;
2192 dy = 1;
2193 length = inst->font_height;
2194 }
2195
fdc94dd1 2196 gdk_gc_set_foreground(gc, &inst->cols[261]);
1a675941 2197 if (passive) {
2198 for (i = 0; i < length; i++) {
2199 if (i % 2 == 0) {
2200 gdk_draw_point(inst->pixmap, gc, startx, starty);
2201 }
2202 startx += dx;
2203 starty += dy;
2204 }
a6db1e95 2205 } else if (active) {
1a675941 2206 gdk_draw_line(inst->pixmap, gc, startx, starty,
2207 startx + (length-1) * dx, starty + (length-1) * dy);
a6db1e95 2208 } /* else no cursor (e.g., blinked off) */
d64838e1 2209 }
1a675941 2210
2211 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
3ea863a3 2212 x*inst->font_width+inst->cfg.window_border,
2213 y*inst->font_height+inst->cfg.window_border,
2214 x*inst->font_width+inst->cfg.window_border,
2215 y*inst->font_height+inst->cfg.window_border,
006238cb 2216 len*widefactor*inst->font_width, inst->font_height);
1709795f 2217}
2218
a8327734 2219GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
7798fa56 2220{
2221 /*
2222 * Truly hideous hack: GTK doesn't allow us to set the mouse
2223 * cursor foreground and background colours unless we've _also_
2224 * created our own cursor from bitmaps. Therefore, I need to
2225 * load the `cursor' font and draw glyphs from it on to
2226 * pixmaps, in order to construct my cursors with the fg and bg
2227 * I want. This is a gross hack, but it's more self-contained
2228 * than linking in Xlib to find the X window handle to
2229 * inst->area and calling XRecolorCursor, and it's more
2230 * futureproof than hard-coding the shapes as bitmap arrays.
2231 */
2232 static GdkFont *cursor_font = NULL;
2233 GdkPixmap *source, *mask;
2234 GdkGC *gc;
2235 GdkColor cfg = { 0, 65535, 65535, 65535 };
2236 GdkColor cbg = { 0, 0, 0, 0 };
2237 GdkColor dfg = { 1, 65535, 65535, 65535 };
2238 GdkColor dbg = { 0, 0, 0, 0 };
2239 GdkCursor *ret;
2240 gchar text[2];
2241 gint lb, rb, wid, asc, desc, w, h, x, y;
2242
57e636ca 2243 if (cursor_val == -2) {
7798fa56 2244 gdk_font_unref(cursor_font);
2245 return NULL;
2246 }
2247
57e636ca 2248 if (cursor_val >= 0 && !cursor_font)
7798fa56 2249 cursor_font = gdk_font_load("cursor");
2250
2251 /*
2252 * Get the text extent of the cursor in question. We use the
2253 * mask character for this, because it's typically slightly
2254 * bigger than the main character.
2255 */
57e636ca 2256 if (cursor_val >= 0) {
2257 text[1] = '\0';
2258 text[0] = (char)cursor_val + 1;
2259 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2260 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2261 } else {
2262 w = h = 1;
2263 x = y = 0;
2264 }
7798fa56 2265
2266 source = gdk_pixmap_new(NULL, w, h, 1);
2267 mask = gdk_pixmap_new(NULL, w, h, 1);
2268
2269 /*
2270 * Draw the mask character on the mask pixmap.
2271 */
7798fa56 2272 gc = gdk_gc_new(mask);
2273 gdk_gc_set_foreground(gc, &dbg);
2274 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
57e636ca 2275 if (cursor_val >= 0) {
2276 text[1] = '\0';
2277 text[0] = (char)cursor_val + 1;
2278 gdk_gc_set_foreground(gc, &dfg);
2279 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2280 }
7798fa56 2281 gdk_gc_unref(gc);
2282
2283 /*
2284 * Draw the main character on the source pixmap.
2285 */
7798fa56 2286 gc = gdk_gc_new(source);
2287 gdk_gc_set_foreground(gc, &dbg);
2288 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
57e636ca 2289 if (cursor_val >= 0) {
2290 text[1] = '\0';
2291 text[0] = (char)cursor_val;
2292 gdk_gc_set_foreground(gc, &dfg);
2293 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2294 }
7798fa56 2295 gdk_gc_unref(gc);
2296
2297 /*
2298 * Create the cursor.
2299 */
2300 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2301
2302 /*
2303 * Clean up.
2304 */
2305 gdk_pixmap_unref(source);
2306 gdk_pixmap_unref(mask);
2307
2308 return ret;
2309}
2310
1709795f 2311void modalfatalbox(char *p, ...)
2312{
2313 va_list ap;
2314 fprintf(stderr, "FATAL ERROR: ");
2315 va_start(ap, p);
2316 vfprintf(stderr, p, ap);
2317 va_end(ap);
2318 fputc('\n', stderr);
2319 exit(1);
f7f27309 2320}
2321
46a3419b 2322void cmdline_error(char *p, ...)
2323{
2324 va_list ap;
a4e8ffb0 2325 fprintf(stderr, "%s: ", appname);
46a3419b 2326 va_start(ap, p);
2327 vfprintf(stderr, p, ap);
2328 va_end(ap);
2329 fputc('\n', stderr);
2330 exit(1);
2331}
2332
a8327734 2333char *get_x_display(void *frontend)
755a6d84 2334{
2335 return gdk_get_display();
2336}
2337
7af753e6 2338long get_windowid(void *frontend)
2339{
fbf6cb3b 2340 struct gui_data *inst = (struct gui_data *)frontend;
7af753e6 2341 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2342}
2343
96add444 2344static void help(FILE *fp) {
2345 if(fprintf(fp,
2346"pterm option summary:\n"
2347"\n"
2348" --display DISPLAY Specify X display to use (note '--')\n"
2349" -name PREFIX Prefix when looking up resources (default: pterm)\n"
2350" -fn FONT Normal text font\n"
2351" -fb FONT Bold text font\n"
aca2a702 2352" -geometry GEOMETRY Position and size of window (size in characters)\n"
96add444 2353" -sl LINES Number of lines of scrollback\n"
2354" -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2355" -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2356" -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2357" -T TITLE Window title\n"
2358" -ut, +ut Do(default) or do not update utmp\n"
2359" -ls, +ls Do(default) or do not make shell a login shell\n"
2360" -sb, +sb Do(default) or do not display a scrollbar\n"
2361" -log PATH Log all output to a file\n"
2362" -nethack Map numeric keypad to hjklyubn direction keys\n"
2363" -xrm RESOURCE-STRING Set an X resource\n"
2364" -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2365 ) < 0 || fflush(fp) < 0) {
2366 perror("output error");
2367 exit(1);
2368 }
2369}
2370
aca2a702 2371int do_cmdline(int argc, char **argv, int do_everything,
2372 struct gui_data *inst, Config *cfg)
f7f27309 2373{
6169c758 2374 int err = 0;
56801e3d 2375 char *val;
f7f27309 2376
faec60ed 2377 /*
b89ee4f3 2378 * Macros to make argument handling easier. Note that because
2379 * they need to call `continue', they cannot be contained in
2380 * the usual do {...} while (0) wrapper to make them
2381 * syntactically single statements; hence it is not legal to
2382 * use one of these macros as an unbraced statement between
2383 * `if' and `else'.
faec60ed 2384 */
b89ee4f3 2385#define EXPECTS_ARG { \
faec60ed 2386 if (--argc <= 0) { \
2387 err = 1; \
a4e8ffb0 2388 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
b89ee4f3 2389 continue; \
faec60ed 2390 } else \
2391 val = *++argv; \
b89ee4f3 2392}
2393#define SECOND_PASS_ONLY { if (!do_everything) continue; }
faec60ed 2394
6169c758 2395 while (--argc > 0) {
2396 char *p = *++argv;
46a3419b 2397 int ret;
2398
fb9bf82f 2399 /*
2400 * Shameless cheating. Debian requires all X terminal
2401 * emulators to support `-T title'; but
2402 * cmdline_process_param will eat -T (it means no-pty) and
2403 * complain that pterm doesn't support it. So, in pterm
2404 * only, we convert -T into -title.
2405 */
2406 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2407 !strcmp(p, "-T"))
2408 p = "-title";
2409
46a3419b 2410 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2411 do_everything ? 1 : -1, cfg);
2412
2413 if (ret == -2) {
2414 cmdline_error("option \"%s\" requires an argument", p);
2415 } else if (ret == 2) {
2416 --argc, ++argv; /* skip next argument */
2417 continue;
2418 } else if (ret == 1) {
2419 continue;
2420 }
2421
8e20db05 2422 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
faec60ed 2423 EXPECTS_ARG;
2424 SECOND_PASS_ONLY;
9a30e26b 2425 strncpy(cfg->font.name, val, sizeof(cfg->font.name));
2426 cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
faec60ed 2427
2428 } else if (!strcmp(p, "-fb")) {
2429 EXPECTS_ARG;
2430 SECOND_PASS_ONLY;
9a30e26b 2431 strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
2432 cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
faec60ed 2433
006238cb 2434 } else if (!strcmp(p, "-fw")) {
2435 EXPECTS_ARG;
2436 SECOND_PASS_ONLY;
9a30e26b 2437 strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
2438 cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
006238cb 2439
2440 } else if (!strcmp(p, "-fwb")) {
2441 EXPECTS_ARG;
2442 SECOND_PASS_ONLY;
9a30e26b 2443 strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
2444 cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
006238cb 2445
2dc6356a 2446 } else if (!strcmp(p, "-cs")) {
2447 EXPECTS_ARG;
2448 SECOND_PASS_ONLY;
3ea863a3 2449 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2450 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2dc6356a 2451
8e20db05 2452 } else if (!strcmp(p, "-geometry")) {
2453 int flags, x, y, w, h;
2454 EXPECTS_ARG;
2455 SECOND_PASS_ONLY;
2456
2457 flags = XParseGeometry(val, &x, &y, &w, &h);
2458 if (flags & WidthValue)
3ea863a3 2459 cfg->width = w;
8e20db05 2460 if (flags & HeightValue)
3ea863a3 2461 cfg->height = h;
8e20db05 2462
aca2a702 2463 if (flags & (XValue | YValue)) {
2464 inst->xpos = x;
2465 inst->ypos = y;
2466 inst->gotpos = TRUE;
2467 inst->gravity = ((flags & XNegative ? 1 : 0) |
2468 (flags & YNegative ? 2 : 0));
2469 }
8e20db05 2470
2471 } else if (!strcmp(p, "-sl")) {
2472 EXPECTS_ARG;
2473 SECOND_PASS_ONLY;
3ea863a3 2474 cfg->savelines = atoi(val);
8e20db05 2475
2476 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2477 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
b60ca991 2478 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
8e20db05 2479 GdkColor col;
2480
2481 EXPECTS_ARG;
2482 SECOND_PASS_ONLY;
2483 if (!gdk_color_parse(val, &col)) {
2484 err = 1;
a4e8ffb0 2485 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2486 appname, val);
8e20db05 2487 } else {
2488 int index;
2489 index = (!strcmp(p, "-fg") ? 0 :
2490 !strcmp(p, "-bg") ? 2 :
2491 !strcmp(p, "-bfg") ? 1 :
2492 !strcmp(p, "-bbg") ? 3 :
b60ca991 2493 !strcmp(p, "-cfg") ? 4 :
8e20db05 2494 !strcmp(p, "-cbg") ? 5 : -1);
2495 assert(index != -1);
3ea863a3 2496 cfg->colours[index][0] = col.red / 256;
2497 cfg->colours[index][1] = col.green / 256;
2498 cfg->colours[index][2] = col.blue / 256;
8e20db05 2499 }
2500
1d009ae7 2501 } else if (use_pty_argv && !strcmp(p, "-e")) {
faec60ed 2502 /* This option swallows all further arguments. */
2503 if (!do_everything)
2504 break;
2505
6169c758 2506 if (--argc > 0) {
2507 int i;
3d88e64d 2508 pty_argv = snewn(argc+1, char *);
6169c758 2509 ++argv;
2510 for (i = 0; i < argc; i++)
2511 pty_argv[i] = argv[i];
2512 pty_argv[argc] = NULL;
2513 break; /* finished command-line processing */
2514 } else
a4e8ffb0 2515 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2516 appname);
faec60ed 2517
486c8271 2518 } else if (!strcmp(p, "-title")) {
faec60ed 2519 EXPECTS_ARG;
2520 SECOND_PASS_ONLY;
3ea863a3 2521 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2522 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
faec60ed 2523
2524 } else if (!strcmp(p, "-log")) {
2525 EXPECTS_ARG;
2526 SECOND_PASS_ONLY;
9a30e26b 2527 strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
2528 cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
3ea863a3 2529 cfg->logtype = LGTYP_DEBUG;
faec60ed 2530
8e20db05 2531 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
faec60ed 2532 SECOND_PASS_ONLY;
3ea863a3 2533 cfg->stamp_utmp = 0;
faec60ed 2534
8e20db05 2535 } else if (!strcmp(p, "-ut")) {
faec60ed 2536 SECOND_PASS_ONLY;
3ea863a3 2537 cfg->stamp_utmp = 1;
faec60ed 2538
8e20db05 2539 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
faec60ed 2540 SECOND_PASS_ONLY;
3ea863a3 2541 cfg->login_shell = 0;
faec60ed 2542
8e20db05 2543 } else if (!strcmp(p, "-ls")) {
2544 SECOND_PASS_ONLY;
3ea863a3 2545 cfg->login_shell = 1;
8e20db05 2546
faec60ed 2547 } else if (!strcmp(p, "-nethack")) {
2548 SECOND_PASS_ONLY;
3ea863a3 2549 cfg->nethack_keypad = 1;
faec60ed 2550
8e20db05 2551 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2552 SECOND_PASS_ONLY;
3ea863a3 2553 cfg->scrollbar = 0;
8e20db05 2554
2555 } else if (!strcmp(p, "-sb")) {
faec60ed 2556 SECOND_PASS_ONLY;
3ea863a3 2557 cfg->scrollbar = 0;
faec60ed 2558
2559 } else if (!strcmp(p, "-name")) {
2560 EXPECTS_ARG;
2561 app_name = val;
0ac15bdc 2562
2563 } else if (!strcmp(p, "-xrm")) {
2564 EXPECTS_ARG;
2565 provide_xrm_string(val);
2566
96add444 2567 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2568 help(stdout);
2569 exit(0);
2285d016 2570
2571 } else if (!strcmp(p, "-pgpfp")) {
2572 pgp_fingerprints();
2573 exit(1);
2574
46a3419b 2575 } else if(p[0] != '-' && (!do_everything ||
2576 process_nonoption_arg(p, cfg))) {
2577 /* do nothing */
2578
edc73959 2579 } else {
2580 err = 1;
a4e8ffb0 2581 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
330f49be 2582 }
6169c758 2583 }
2584
faec60ed 2585 return err;
2586}
2587
facd762c 2588/*
2589 * This function retrieves the character set encoding of a font. It
2590 * returns the character set without the X11 hack (in case the user
2591 * asks to use the font's own encoding).
2592 */
2593static int set_font_info(struct gui_data *inst, int fontid)
2dc6356a 2594{
2595 GdkFont *font = inst->fonts[fontid];
2596 XFontStruct *xfs = GDK_FONT_XFONT(font);
2597 Display *disp = GDK_FONT_XDISPLAY(font);
2598 Atom charset_registry, charset_encoding;
2599 unsigned long registry_ret, encoding_ret;
facd762c 2600 int retval = CS_NONE;
2601
2dc6356a 2602 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2603 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2604 inst->fontinfo[fontid].charset = CS_NONE;
2605 inst->fontinfo[fontid].is_wide = 0;
2606 if (XGetFontProperty(xfs, charset_registry, &registry_ret) &&
2607 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2608 char *reg, *enc;
2609 reg = XGetAtomName(disp, (Atom)registry_ret);
2610 enc = XGetAtomName(disp, (Atom)encoding_ret);
2611 if (reg && enc) {
2612 char *encoding = dupcat(reg, "-", enc, NULL);
facd762c 2613 retval = inst->fontinfo[fontid].charset =
2614 charset_from_xenc(encoding);
2dc6356a 2615 /* FIXME: when libcharset supports wide encodings fix this. */
facd762c 2616 if (!strcasecmp(encoding, "iso10646-1")) {
2dc6356a 2617 inst->fontinfo[fontid].is_wide = 1;
facd762c 2618 retval = CS_UTF8;
2619 }
2dc6356a 2620
2621 /*
2622 * Hack for X line-drawing characters: if the primary
2623 * font is encoded as ISO-8859-anything, and has valid
2624 * glyphs in the first 32 char positions, it is assumed
2625 * that those glyphs are the VT100 line-drawing
2626 * character set.
2627 *
2628 * Actually, we'll hack even harder by only checking
2629 * position 0x19 (vertical line, VT100 linedrawing
2630 * `x'). Then we can check it easily by seeing if the
2631 * ascent and descent differ.
2632 */
2633 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2634 int lb, rb, wid, asc, desc;
2635 gchar text[2];
2636
2637 text[1] = '\0';
2638 text[0] = '\x12';
2639 gdk_string_extents(inst->fonts[fontid], text,
2640 &lb, &rb, &wid, &asc, &desc);
2641 if (asc != desc)
2642 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2643 }
2644
2dc6356a 2645 sfree(encoding);
2646 }
2647 }
facd762c 2648
2649 return retval;
2dc6356a 2650}
2651
74aca06d 2652int uxsel_input_add(int fd, int rwx) {
2653 int flags = 0;
2654 if (rwx & 1) flags |= GDK_INPUT_READ;
2655 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2656 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2657 return gdk_input_add(fd, flags, fd_input_func, NULL);
2658}
2659
2660void uxsel_input_remove(int id) {
2661 gdk_input_remove(id);
2662}
2663
f87534ba 2664char *guess_derived_font_name(GdkFont *font, int bold, int wide)
2665{
2666 XFontStruct *xfs = GDK_FONT_XFONT(font);
2667 Display *disp = GDK_FONT_XDISPLAY(font);
2668 Atom fontprop = XInternAtom(disp, "FONT", False);
2669 unsigned long ret;
2670 if (XGetFontProperty(xfs, fontprop, &ret)) {
2671 char *name = XGetAtomName(disp, (Atom)ret);
2672 if (name && name[0] == '-') {
2673 char *strings[13];
2674 char *dupname, *extrafree = NULL, *ret;
2675 char *p, *q;
2676 int nstr;
2677
2678 p = q = dupname = dupstr(name); /* skip initial minus */
2679 nstr = 0;
2680
2681 while (*p && nstr < lenof(strings)) {
2682 if (*p == '-') {
2683 *p = '\0';
2684 strings[nstr++] = p+1;
2685 }
2686 p++;
2687 }
2688
2689 if (nstr < lenof(strings))
2690 return NULL; /* XLFD was malformed */
2691
2692 if (bold)
2693 strings[2] = "bold";
2694
2695 if (wide) {
2696 /* 4 is `wideness', which obviously may have changed. */
2697 /* 5 is additional style, which may be e.g. `ja' or `ko'. */
2698 strings[4] = strings[5] = "*";
2699 strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
2700 }
2701
2702 ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
2703 "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
2704 "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
2705 "-", strings[ 9], "-", strings[10], "-", strings[11],
2706 "-", strings[12], NULL);
2707 sfree(extrafree);
2708 sfree(dupname);
2709
2710 return ret;
2711 }
2712 }
2713 return NULL;
2714}
2715
56b9b9a7 2716void setup_fonts_ucs(struct gui_data *inst)
2717{
2718 int font_charset;
f87534ba 2719 char *name;
2720 int guessed;
56b9b9a7 2721
2722 if (inst->fonts[0])
2723 gdk_font_unref(inst->fonts[0]);
2724 if (inst->fonts[1])
2725 gdk_font_unref(inst->fonts[1]);
2726 if (inst->fonts[2])
2727 gdk_font_unref(inst->fonts[2]);
2728 if (inst->fonts[3])
2729 gdk_font_unref(inst->fonts[3]);
2730
2731 inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
2732 if (!inst->fonts[0]) {
2733 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2734 inst->cfg.font.name);
2735 exit(1);
2736 }
2737 font_charset = set_font_info(inst, 0);
f87534ba 2738
bf133a73 2739 if (inst->cfg.shadowbold) {
2740 inst->fonts[1] = NULL;
f87534ba 2741 } else {
bf133a73 2742 if (inst->cfg.boldfont.name[0]) {
2743 name = inst->cfg.boldfont.name;
2744 guessed = FALSE;
2745 } else {
2746 name = guess_derived_font_name(inst->fonts[0], TRUE, FALSE);
2747 guessed = TRUE;
2748 }
2749 inst->fonts[1] = name ? gdk_font_load(name) : NULL;
2750 if (inst->fonts[1]) {
2751 set_font_info(inst, 1);
2752 } else if (!guessed) {
2753 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2754 inst->cfg.boldfont.name);
2755 exit(1);
2756 }
2757 if (guessed)
2758 sfree(name);
f87534ba 2759 }
f87534ba 2760
56b9b9a7 2761 if (inst->cfg.widefont.name[0]) {
f87534ba 2762 name = inst->cfg.widefont.name;
2763 guessed = FALSE;
2764 } else {
2765 name = guess_derived_font_name(inst->fonts[0], FALSE, TRUE);
2766 guessed = TRUE;
2767 }
2768 inst->fonts[2] = name ? gdk_font_load(name) : NULL;
2769 if (inst->fonts[2]) {
56b9b9a7 2770 set_font_info(inst, 2);
f87534ba 2771 } else if (!guessed) {
2772 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2773 inst->cfg.widefont.name);
2774 exit(1);
2775 }
2776 if (guessed)
2777 sfree(name);
2778
bf133a73 2779 if (inst->cfg.shadowbold) {
2780 inst->fonts[3] = NULL;
f87534ba 2781 } else {
bf133a73 2782 if (inst->cfg.wideboldfont.name[0]) {
2783 name = inst->cfg.wideboldfont.name;
2784 guessed = FALSE;
2785 } else {
2786 /*
2787 * Here we have some choices. We can widen the bold font,
2788 * bolden the wide font, or widen and bolden the standard
2789 * font. Try them all, in that order!
2790 */
2791 if (inst->cfg.widefont.name[0])
2792 name = guess_derived_font_name(inst->fonts[2], TRUE, FALSE);
2793 else if (inst->cfg.boldfont.name[0])
2794 name = guess_derived_font_name(inst->fonts[1], FALSE, TRUE);
2795 else
2796 name = guess_derived_font_name(inst->fonts[0], TRUE, TRUE);
2797 guessed = TRUE;
2798 }
2799 inst->fonts[3] = name ? gdk_font_load(name) : NULL;
2800 if (inst->fonts[3]) {
2801 set_font_info(inst, 3);
2802 } else if (!guessed) {
2803 fprintf(stderr, "%s: unable to load wide/bold font \"%s\"\n", appname,
2804 inst->cfg.wideboldfont.name);
2805 exit(1);
2806 }
2807 if (guessed)
2808 sfree(name);
f87534ba 2809 }
56b9b9a7 2810
2811 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2812 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2813
6ac7f054 2814 inst->direct_to_font = init_ucs(&inst->ucsdata, inst->cfg.line_codepage,
2815 inst->cfg.utf8_override, font_charset,
3900c2d6 2816 inst->cfg.vtmode);
56b9b9a7 2817}
2818
2819void set_geom_hints(struct gui_data *inst)
2820{
2821 GdkGeometry geom;
2822 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2823 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2824 geom.max_width = geom.max_height = -1;
2825 geom.base_width = 2*inst->cfg.window_border;
2826 geom.base_height = 2*inst->cfg.window_border;
2827 geom.width_inc = inst->font_width;
2828 geom.height_inc = inst->font_height;
2829 geom.min_aspect = geom.max_aspect = 0;
2830 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2831 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2832 GDK_HINT_RESIZE_INC);
2833}
2834
47e4e735 2835void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2836{
2837 struct gui_data *inst = (struct gui_data *)data;
2838 term_clrsb(inst->term);
2839}
2840
2841void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2842{
2843 struct gui_data *inst = (struct gui_data *)data;
2844 term_pwron(inst->term);
e3be8de5 2845 if (inst->ldisc)
2846 ldisc_send(inst->ldisc, NULL, 0, 0);
47e4e735 2847}
2848
d9e5c333 2849void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2850{
2851 struct gui_data *inst = (struct gui_data *)data;
2852 term_copyall(inst->term);
2853}
2854
47e4e735 2855void special_menuitem(GtkMenuItem *item, gpointer data)
2856{
2857 struct gui_data *inst = (struct gui_data *)data;
f7f9fb5c 2858 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2859 "user-data"));
47e4e735 2860
e3be8de5 2861 if (inst->back)
2862 inst->back->special(inst->backhandle, code);
47e4e735 2863}
2864
2865void about_menuitem(GtkMenuItem *item, gpointer data)
2866{
7718480a 2867 struct gui_data *inst = (struct gui_data *)data;
2868 about_box(inst->window);
47e4e735 2869}
2870
8eed910d 2871void event_log_menuitem(GtkMenuItem *item, gpointer data)
2872{
2873 struct gui_data *inst = (struct gui_data *)data;
2874 showeventlog(inst->eventlogstuff, inst->window);
2875}
2876
56b9b9a7 2877void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2878{
2879 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2880 static const int ww[] = {
cecb13f6 2881 256, 257, 258, 259, 260, 261,
2882 0, 8, 1, 9, 2, 10, 3, 11,
2883 4, 12, 5, 13, 6, 14, 7, 15
56b9b9a7 2884 };
2885 struct gui_data *inst = (struct gui_data *)data;
2886 char *title = dupcat(appname, " Reconfiguration", NULL);
2887 Config cfg2, oldcfg;
2888 int i, need_size;
2889
cecb13f6 2890 assert(lenof(ww) == NCFGCOLOURS);
2891
0b3c373d 2892 if (inst->reconfiguring)
2893 return;
2894 else
2895 inst->reconfiguring = TRUE;
2896
56b9b9a7 2897 cfg2 = inst->cfg; /* structure copy */
2898
f89c3294 2899 if (do_config_box(title, &cfg2, 1,
2900 inst->back?inst->back->cfg_info(inst->backhandle):0)) {
56b9b9a7 2901
2902 oldcfg = inst->cfg; /* structure copy */
2903 inst->cfg = cfg2; /* structure copy */
2904
2905 /* Pass new config data to the logging module */
2906 log_reconfig(inst->logctx, &cfg2);
2907 /*
2908 * Flush the line discipline's edit buffer in the case
2909 * where local editing has just been disabled.
2910 */
e3be8de5 2911 if (inst->ldisc)
2912 ldisc_send(inst->ldisc, NULL, 0, 0);
56b9b9a7 2913 /* Pass new config data to the terminal */
2914 term_reconfig(inst->term, &cfg2);
2915 /* Pass new config data to the back end */
e3be8de5 2916 if (inst->back)
2917 inst->back->reconfig(inst->backhandle, &cfg2);
56b9b9a7 2918
2919 /*
2920 * Just setting inst->cfg is sufficient to cause colour
2921 * setting changes to appear on the next ESC]R palette
2922 * reset. But we should also check whether any colour
2923 * settings have been changed, and revert the ones that
2924 * have to the new default, on the assumption that the user
2925 * is most likely to want an immediate update.
2926 */
cecb13f6 2927 for (i = 0; i < NCFGCOLOURS; i++) {
2928 if (oldcfg.colours[i][0] != cfg2.colours[i][0] ||
2929 oldcfg.colours[i][1] != cfg2.colours[i][1] ||
2930 oldcfg.colours[i][2] != cfg2.colours[i][2]) {
2931 real_palette_set(inst, ww[i], cfg2.colours[i][0],
2932 cfg2.colours[i][1],
2933 cfg2.colours[i][2]);
db26b3af 2934
2935 /*
2936 * If the default background has changed, we must
2937 * repaint the space in between the window border
2938 * and the text area.
2939 */
cecb13f6 2940 if (i == 258) {
db26b3af 2941 set_window_background(inst);
2942 draw_backing_rect(inst);
2943 }
2944 }
56b9b9a7 2945 }
2946
2947 /*
2948 * If the scrollbar needs to be shown, hidden, or moved
2949 * from one end to the other of the window, do so now.
2950 */
2951 if (oldcfg.scrollbar != cfg2.scrollbar) {
2952 if (cfg2.scrollbar)
2953 gtk_widget_show(inst->sbar);
2954 else
2955 gtk_widget_hide(inst->sbar);
2956 }
2957 if (oldcfg.scrollbar_on_left != cfg2.scrollbar_on_left) {
2958 gtk_box_reorder_child(inst->hbox, inst->sbar,
2959 cfg2.scrollbar_on_left ? 0 : 1);
2960 }
2961
2962 /*
2963 * Change the window title, if required.
2964 */
2965 if (strcmp(oldcfg.wintitle, cfg2.wintitle))
2966 set_title(inst, cfg2.wintitle);
6e785e0c 2967 set_window_titles(inst);
56b9b9a7 2968
2969 /*
2970 * Redo the whole tangled fonts and Unicode mess if
2971 * necessary.
2972 */
2973 if (strcmp(oldcfg.font.name, cfg2.font.name) ||
2974 strcmp(oldcfg.boldfont.name, cfg2.boldfont.name) ||
2975 strcmp(oldcfg.widefont.name, cfg2.widefont.name) ||
2976 strcmp(oldcfg.wideboldfont.name, cfg2.wideboldfont.name) ||
3900c2d6 2977 strcmp(oldcfg.line_codepage, cfg2.line_codepage) ||
bf133a73 2978 oldcfg.vtmode != cfg2.vtmode ||
2979 oldcfg.shadowbold != cfg2.shadowbold) {
56b9b9a7 2980 setup_fonts_ucs(inst);
2981 need_size = 1;
2982 } else
2983 need_size = 0;
2984
2985 /*
2986 * Resize the window.
2987 */
2988 if (oldcfg.width != cfg2.width || oldcfg.height != cfg2.height ||
2989 oldcfg.window_border != cfg2.window_border || need_size) {
2990 set_geom_hints(inst);
2991 request_resize(inst, cfg2.width, cfg2.height);
ec9f4fc6 2992 } else {
2993 /*
2994 * The above will have caused a call to term_size() for
2995 * us if it happened. If the user has fiddled with only
2996 * the scrollback size, the above will not have
2997 * happened and we will need an explicit term_size()
2998 * here.
2999 */
3000 if (oldcfg.savelines != cfg2.savelines)
3001 term_size(inst->term, inst->term->rows, inst->term->cols,
3002 cfg2.savelines);
3003 }
56b9b9a7 3004
3005 term_invalidate(inst->term);
db26b3af 3006
3007 /*
3008 * We do an explicit full redraw here to ensure the window
3009 * border has been redrawn as well as the text area.
3010 */
3011 gtk_widget_queue_draw(inst->area);
56b9b9a7 3012 }
3013 sfree(title);
0b3c373d 3014 inst->reconfiguring = FALSE;
56b9b9a7 3015}
3016
56801e3d 3017void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
3018{
3019 /*
3020 * Re-execing ourself is not an exact science under Unix. I do
3021 * the best I can by using /proc/self/exe if available and by
3022 * assuming argv[0] can be found on $PATH if not.
3023 *
3024 * Note that we also have to reconstruct the elements of the
3025 * original argv which gtk swallowed, since the user wants the
3026 * new session to appear on the same X display as the old one.
3027 */
3028 char **args;
3029 va_list ap;
3030 int i, n;
3031 int pid;
3032
3033 /*
3034 * Collect the arguments with which to re-exec ourself.
3035 */
3036 va_start(ap, fd_to_close);
3037 n = 2; /* progname and terminating NULL */
3038 n += inst->ngtkargs;
3039 while (va_arg(ap, char *) != NULL)
3040 n++;
3041 va_end(ap);
3042
3043 args = snewn(n, char *);
3044 args[0] = inst->progname;
3045 args[n-1] = NULL;
3046 for (i = 0; i < inst->ngtkargs; i++)
3047 args[i+1] = inst->gtkargvstart[i];
3048
3049 i++;
3050 va_start(ap, fd_to_close);
3051 while ((args[i++] = va_arg(ap, char *)) != NULL);
3052 va_end(ap);
3053
3054 assert(i == n);
3055
3056 /*
3057 * Do the double fork.
3058 */
3059 pid = fork();
3060 if (pid < 0) {
3061 perror("fork");
3062 return;
3063 }
3064
3065 if (pid == 0) {
3066 int pid2 = fork();
3067 if (pid2 < 0) {
3068 perror("fork");
3069 _exit(1);
3070 } else if (pid2 > 0) {
3071 /*
3072 * First child has successfully forked second child. My
3073 * Work Here Is Done. Note the use of _exit rather than
3074 * exit: the latter appears to cause destroy messages
3075 * to be sent to the X server. I suspect gtk uses
3076 * atexit.
3077 */
3078 _exit(0);
3079 }
3080
3081 /*
3082 * If we reach here, we are the second child, so we now
3083 * actually perform the exec.
3084 */
3085 if (fd_to_close >= 0)
3086 close(fd_to_close);
3087
3088 execv("/proc/self/exe", args);
3089 execvp(inst->progname, args);
3090 perror("exec");
3091 _exit(127);
3092
3093 } else {
3094 int status;
3095 waitpid(pid, &status, 0);
3096 }
3097
3098}
3099
3100void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
3101{
3102 struct gui_data *inst = (struct gui_data *)gdata;
3103 /*
3104 * For this feature we must marshal cfg and (possibly) pty_argv
3105 * into a byte stream, create a pipe, and send this byte stream
3106 * to the child through the pipe.
3107 */
3108 int i, ret, size;
3109 char *data;
3110 char option[80];
3111 int pipefd[2];
3112
3113 if (pipe(pipefd) < 0) {
3114 perror("pipe");
3115 return;
3116 }
3117
3118 size = sizeof(inst->cfg);
3119 if (use_pty_argv && pty_argv) {
3120 for (i = 0; pty_argv[i]; i++)
3121 size += strlen(pty_argv[i]) + 1;
3122 }
3123
3124 data = snewn(size, char);
3125 memcpy(data, &inst->cfg, sizeof(inst->cfg));
3126 if (use_pty_argv && pty_argv) {
3127 int p = sizeof(inst->cfg);
3128 for (i = 0; pty_argv[i]; i++) {
3129 strcpy(data + p, pty_argv[i]);
3130 p += strlen(pty_argv[i]) + 1;
3131 }
3132 assert(p == size);
3133 }
3134
3135 sprintf(option, "---[%d,%d]", pipefd[0], size);
3136 fcntl(pipefd[0], F_SETFD, 0);
3137 fork_and_exec_self(inst, pipefd[1], option, NULL);
3138 close(pipefd[0]);
3139
7ffdbc1a 3140 i = ret = 0;
56801e3d 3141 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3142 i += ret;
3143 if (ret < 0)
3144 perror("write to pipe");
3145 close(pipefd[1]);
3146 sfree(data);
3147}
3148
3149int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
3150{
3151 int fd, i, ret, size;
3152 char *data;
3153
3154 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3155 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3156 exit(1);
3157 }
3158
3159 data = snewn(size, char);
7ffdbc1a 3160 i = ret = 0;
56801e3d 3161 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3162 i += ret;
3163 if (ret < 0) {
3164 perror("read from pipe");
3165 exit(1);
3166 } else if (i < size) {
3167 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3168 appname);
3169 exit(1);
3170 }
3171
3172 memcpy(cfg, data, sizeof(Config));
3173 if (use_pty_argv && size > sizeof(Config)) {
3174 int n = 0;
3175 i = sizeof(Config);
3176 while (i < size) {
3177 while (i < size && data[i]) i++;
3178 if (i >= size) {
3179 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3180 appname);
3181 exit(1);
3182 }
3183 i++;
3184 n++;
3185 }
3186 pty_argv = snewn(n+1, char *);
3187 pty_argv[n] = NULL;
3188 n = 0;
3189 i = sizeof(Config);
3190 while (i < size) {
3191 char *p = data + i;
3192 while (i < size && data[i]) i++;
3193 assert(i < size);
3194 i++;
3195 pty_argv[n++] = dupstr(p);
3196 }
3197 }
3198
3199 return 0;
3200}
3201
3202void new_session_menuitem(GtkMenuItem *item, gpointer data)
3203{
3204 struct gui_data *inst = (struct gui_data *)data;
3205
3206 fork_and_exec_self(inst, -1, NULL);
3207}
3208
e3be8de5 3209void restart_session_menuitem(GtkMenuItem *item, gpointer data)
3210{
3211 struct gui_data *inst = (struct gui_data *)data;
3212
3213 if (!inst->back) {
3214 logevent(inst, "----- Session restarted -----");
3215 start_backend(inst);
3216 inst->exited = FALSE;
3217 }
3218}
3219
56801e3d 3220void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3221{
3222 struct gui_data *inst = (struct gui_data *)data;
3223 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3224
3225 fork_and_exec_self(inst, -1, "-load", str, NULL);
3226}
3227
3228void saved_session_freedata(GtkMenuItem *item, gpointer data)
3229{
3230 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3231
3232 sfree(str);
3233}
3234
12745e35 3235static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
3236{
3237 struct gui_data *inst = (struct gui_data *)data;
3238 struct sesslist sesslist;
3239 int i;
3240
3241 gtk_container_foreach(GTK_CONTAINER(inst->sessionsmenu),
3242 (GtkCallback)gtk_widget_destroy, NULL);
3243
3244 get_sesslist(&sesslist, TRUE);
3245 for (i = 1; i < sesslist.nsessions; i++) {
3246 GtkWidget *menuitem =
3247 gtk_menu_item_new_with_label(sesslist.sessions[i]);
3248 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3249 gtk_widget_show(menuitem);
3250 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3251 dupstr(sesslist.sessions[i]));
3252 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3253 GTK_SIGNAL_FUNC(saved_session_menuitem),
3254 inst);
3255 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3256 GTK_SIGNAL_FUNC(saved_session_freedata),
3257 inst);
3258 }
3259 get_sesslist(&sesslist, FALSE); /* free up */
3260}
3261
47e4e735 3262void update_specials_menu(void *frontend)
3263{
fbf6cb3b 3264 struct gui_data *inst = (struct gui_data *)frontend;
47e4e735 3265
3266 const struct telnet_special *specials;
3267
e3be8de5 3268 if (inst->back)
3269 specials = inst->back->get_specials(inst->backhandle);
3270 else
3271 specials = NULL;
3272
6f2d0cde 3273 /* I believe this disposes of submenus too. */
47e4e735 3274 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3275 (GtkCallback)gtk_widget_destroy, NULL);
3276 if (specials) {
3277 int i;
6f2d0cde 3278 GtkWidget *menu = inst->specialsmenu;
3279 /* A lame "stack" for submenus that will do for now. */
3280 GtkWidget *saved_menu = NULL;
3281 int nesting = 1;
3282 for (i = 0; nesting > 0; i++) {
3283 GtkWidget *menuitem = NULL;
3284 switch (specials[i].code) {
3285 case TS_SUBMENU:
3286 assert (nesting < 2);
3287 saved_menu = menu; /* XXX lame stacking */
3288 menu = gtk_menu_new();
3289 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3290 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
3291 gtk_container_add(GTK_CONTAINER(saved_menu), menuitem);
3292 gtk_widget_show(menuitem);
3293 menuitem = NULL;
3294 nesting++;
3295 break;
3296 case TS_EXITMENU:
3297 nesting--;
3298 if (nesting) {
3299 menu = saved_menu; /* XXX lame stacking */
3300 saved_menu = NULL;
3301 }
3302 break;
3303 case TS_SEP:
3304 menuitem = gtk_menu_item_new();
3305 break;
3306 default:
47e4e735 3307 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3308 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
f7f9fb5c 3309 GINT_TO_POINTER(specials[i].code));
47e4e735 3310 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3311 GTK_SIGNAL_FUNC(special_menuitem), inst);
6f2d0cde 3312 break;
3313 }
3314 if (menuitem) {
3315 gtk_container_add(GTK_CONTAINER(menu), menuitem);
3316 gtk_widget_show(menuitem);
3317 }
47e4e735 3318 }
3319 gtk_widget_show(inst->specialsitem1);
3320 gtk_widget_show(inst->specialsitem2);
3321 } else {
3322 gtk_widget_hide(inst->specialsitem1);
3323 gtk_widget_hide(inst->specialsitem2);
3324 }
3325}
3326
e3be8de5 3327static void start_backend(struct gui_data *inst)
faec60ed 3328{
1d009ae7 3329 extern Backend *select_backend(Config *cfg);
e3be8de5 3330 char *realhost;
3331 const char *error;
3332
3333 inst->back = select_backend(&inst->cfg);
3334
3335 error = inst->back->init((void *)inst, &inst->backhandle,
3336 &inst->cfg, inst->cfg.host, inst->cfg.port,
3337 &realhost, inst->cfg.tcp_nodelay,
3338 inst->cfg.tcp_keepalives);
3339
3340 if (error) {
3341 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3342 inst->cfg.host, error);
3343 inst->exited = TRUE;
3344 fatal_message_box(inst->window, msg);
3345 sfree(msg);
3346 exit(0);
3347 }
3348
3349 if (inst->cfg.wintitle[0]) {
3350 set_title(inst, inst->cfg.wintitle);
3351 set_icon(inst, inst->cfg.wintitle);
3352 } else {
3353 char *title = make_default_wintitle(realhost);
3354 set_title(inst, title);
3355 set_icon(inst, title);
3356 sfree(title);
3357 }
3358 inst->back->provide_logctx(inst->backhandle, inst->logctx);
e3be8de5 3359
3360 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3361
3362 inst->ldisc =
3363 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle,
3364 inst);
3365
3366 gtk_widget_hide(inst->restartitem);
3367}
3368
3369int pt_main(int argc, char **argv)
3370{
1d009ae7 3371 extern int cfgbox(Config *cfg);
a8327734 3372 struct gui_data *inst;
faec60ed 3373
56801e3d 3374 /*
3375 * Create an instance structure and initialise to zeroes
3376 */
3377 inst = snew(struct gui_data);
3378 memset(inst, 0, sizeof(*inst));
3379 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
755e0524 3380 inst->busy_status = BUSY_NOT;
56801e3d 3381
0f33f9d1 3382 /* defer any child exit handling until we're ready to deal with
3383 * it */
3384 block_signal(SIGCHLD, 1);
3385
56801e3d 3386 inst->progname = argv[0];
7428c509 3387 /*
56801e3d 3388 * Copy the original argv before letting gtk_init fiddle with
3389 * it. It will be required later.
7428c509 3390 */
56801e3d 3391 {
3392 int i, oldargc;
3393 inst->gtkargvstart = snewn(argc-1, char *);
3394 for (i = 1; i < argc; i++)
3395 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3396 oldargc = argc;
3397 gtk_init(&argc, &argv);
3398 inst->ngtkargs = oldargc - argc;
3399 }
7428c509 3400
56801e3d 3401 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3402 read_dupsession_data(inst, &inst->cfg, argv[1]);
3403 /* Splatter this argument so it doesn't clutter a ps listing */
3404 memset(argv[1], 0, strlen(argv[1]));
3405 } else {
3406 if (do_cmdline(argc, argv, 0, inst, &inst->cfg))
3407 exit(1); /* pre-defaults pass to get -class */
3408 do_defaults(NULL, &inst->cfg);
3409 if (do_cmdline(argc, argv, 1, inst, &inst->cfg))
3410 exit(1); /* post-defaults, do everything */
9dc625f0 3411
56801e3d 3412 cmdline_run_saved(&inst->cfg);
46a3419b 3413
56801e3d 3414 if (!*inst->cfg.host && !cfgbox(&inst->cfg))
3415 exit(0); /* config box hit Cancel */
3416 }
1d009ae7 3417
8c161662 3418 if (!compound_text_atom)
3419 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3420 if (!utf8_string_atom)
3421 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
dd72dfa3 3422
56b9b9a7 3423 setup_fonts_ucs(inst);
3aac0d35 3424 init_cutbuffers();
1709795f 3425
12d200b1 3426 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3427
16891265 3428 /*
3429 * Set up the colour map.
3430 */
a8327734 3431 palette_reset(inst);
16891265 3432
56b9b9a7 3433 inst->width = inst->cfg.width;
3434 inst->height = inst->cfg.height;
3435
f7f27309 3436 inst->area = gtk_drawing_area_new();
3437 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3ea863a3 3438 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
3439 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
56b9b9a7 3440 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3441 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
6a5e84dd 3442 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
56b9b9a7 3443 /*
3444 * We always create the scrollbar; it remains invisible if
3445 * unwanted, so we can pop it up quickly if it suddenly becomes
3446 * desirable.
3447 */
3448 if (inst->cfg.scrollbar_on_left)
3449 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
88e6b9ca 3450 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
56b9b9a7 3451 if (!inst->cfg.scrollbar_on_left)
3452 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
6a5e84dd 3453
12d200b1 3454 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
f7f27309 3455
56b9b9a7 3456 set_geom_hints(inst);
f7f27309 3457
aca2a702 3458 gtk_widget_show(inst->area);
3459 if (inst->cfg.scrollbar)
3460 gtk_widget_show(inst->sbar);
56b9b9a7 3461 else
3462 gtk_widget_hide(inst->sbar);
aca2a702 3463 gtk_widget_show(GTK_WIDGET(inst->hbox));
3464
3465 if (inst->gotpos) {
3466 int x = inst->xpos, y = inst->ypos;
3467 GtkRequisition req;
3468 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3469 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3470 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3471 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3472 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3473 }
3474
12d200b1 3475 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
f7f27309 3476 GTK_SIGNAL_FUNC(destroy), inst);
12d200b1 3477 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
f7f27309 3478 GTK_SIGNAL_FUNC(delete_window), inst);
12d200b1 3479 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
f7f27309 3480 GTK_SIGNAL_FUNC(key_event), inst);
c33c3d76 3481 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3482 GTK_SIGNAL_FUNC(key_event), inst);
12d200b1 3483 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
f7f27309 3484 GTK_SIGNAL_FUNC(focus_event), inst);
12d200b1 3485 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
f7f27309 3486 GTK_SIGNAL_FUNC(focus_event), inst);
3487 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3488 GTK_SIGNAL_FUNC(configure_area), inst);
3489 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3490 GTK_SIGNAL_FUNC(expose_area), inst);
e6346999 3491 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3492 GTK_SIGNAL_FUNC(button_event), inst);
3493 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3494 GTK_SIGNAL_FUNC(button_event), inst);
3495 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3496 GTK_SIGNAL_FUNC(motion_event), inst);
3497 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3498 GTK_SIGNAL_FUNC(selection_received), inst);
3499 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3500 GTK_SIGNAL_FUNC(selection_get), inst);
3501 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3502 GTK_SIGNAL_FUNC(selection_clear), inst);
3ea863a3 3503 if (inst->cfg.scrollbar)
330f49be 3504 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3505 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
f7f27309 3506 gtk_widget_add_events(GTK_WIDGET(inst->area),
e6346999 3507 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3508 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
57e636ca 3509 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
f7f27309 3510
12d200b1 3511 gtk_widget_show(inst->window);
f7f27309 3512
a8327734 3513 set_window_background(inst);
7428c509 3514
47e4e735 3515 /*
3516 * Set up the Ctrl+rightclick context menu.
3517 */
3518 {
3519 GtkWidget *menuitem;
3520 char *s;
56801e3d 3521 extern const int use_event_log, new_session, saved_sessions;
47e4e735 3522
3523 inst->menu = gtk_menu_new();
3524
3525#define MKMENUITEM(title, func) do { \
3526 menuitem = title ? gtk_menu_item_new_with_label(title) : \
3527 gtk_menu_item_new(); \
3528 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3529 gtk_widget_show(menuitem); \
3530 if (func != NULL) \
3531 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3532 GTK_SIGNAL_FUNC(func), inst); \
3533} while (0)
56801e3d 3534 if (new_session)
3535 MKMENUITEM("New Session", new_session_menuitem);
e3be8de5 3536 MKMENUITEM("Restart Session", restart_session_menuitem);
3537 inst->restartitem = menuitem;
3538 gtk_widget_hide(inst->restartitem);
56801e3d 3539 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3540 if (saved_sessions) {
56801e3d 3541 inst->sessionsmenu = gtk_menu_new();
12745e35 3542 /* sessionsmenu will be updated when it's invoked */
3543 /* XXX is this the right way to do dynamic menus in Gtk? */
3544 MKMENUITEM("Saved Sessions", update_savedsess_menu);
56801e3d 3545 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3546 inst->sessionsmenu);
3547 }
3548 MKMENUITEM(NULL, NULL);
56b9b9a7 3549 MKMENUITEM("Change Settings", change_settings_menuitem);
3550 MKMENUITEM(NULL, NULL);
8eed910d 3551 if (use_event_log)
3552 MKMENUITEM("Event Log", event_log_menuitem);
47e4e735 3553 MKMENUITEM("Special Commands", NULL);
3554 inst->specialsmenu = gtk_menu_new();
3555 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3556 inst->specialsitem1 = menuitem;
3557 MKMENUITEM(NULL, NULL);
3558 inst->specialsitem2 = menuitem;
533b1743 3559 gtk_widget_hide(inst->specialsitem1);
3560 gtk_widget_hide(inst->specialsitem2);
47e4e735 3561 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3562 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
d9e5c333 3563 MKMENUITEM("Copy All", copy_all_menuitem);
47e4e735 3564 MKMENUITEM(NULL, NULL);
3565 s = dupcat("About ", appname, NULL);
3566 MKMENUITEM(s, about_menuitem);
3567 sfree(s);
3568#undef MKMENUITEM
3569 }
3570
a8327734 3571 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3572 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
755e0524 3573 inst->waitcursor = make_mouse_ptr(inst, GDK_WATCH);
a8327734 3574 inst->blankcursor = make_mouse_ptr(inst, -1);
3575 make_mouse_ptr(inst, -2); /* clean up cursor font */
57e636ca 3576 inst->currcursor = inst->textcursor;
a8327734 3577 show_mouseptr(inst, 1);
d64838e1 3578
8eed910d 3579 inst->eventlogstuff = eventlogstuff_new();
3580
21d2b241 3581 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
3ea863a3 3582 inst->logctx = log_init(inst, &inst->cfg);
a8327734 3583 term_provide_logctx(inst->term, inst->logctx);
887035a5 3584
74aca06d 3585 uxsel_init();
3586
3f935d5b 3587 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
3588
e3be8de5 3589 start_backend(inst);
755a6d84 3590
b9d7bcad 3591 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
755a6d84 3592
0f33f9d1 3593 /* now we're reday to deal with the child exit handler being
3594 * called */
3595 block_signal(SIGCHLD, 0);
74aca06d 3596
755e29c6 3597 /*
3598 * Block SIGPIPE: if we attempt Duplicate Session or similar
3599 * and it falls over in some way, we certainly don't want
3600 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3601 * this _after_ (at least pterm) forks off its child process,
3602 * since the child wants SIGPIPE handled in the usual way.
3603 */
3604 block_signal(SIGPIPE, 1);
3605
74aca06d 3606 inst->exited = FALSE;
3607
f7f27309 3608 gtk_main();
3609
3610 return 0;
3611}
Local modifications for Simon Tatham's `PuTTY' SSH client and terminal emulator