2 * gtkwin.c: the main code that runs a PuTTY terminal emulator and
3 * backend in a GTK window.
18 #include <sys/types.h>
21 #include <gdk/gdkkeysyms.h>
24 #include <X11/Xutil.h>
25 #include <X11/Xatom.h>
27 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
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)}
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)
41 GdkAtom compound_text_atom, utf8_string_atom;
43 extern char **pty_argv; /* declared in pty.c */
44 extern int use_pty_argv;
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
51 static guint timer_id = 0;
54 GtkWidget *window, *area, *sbar;
56 GtkAdjustment *sbar_adjust;
57 GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2,
59 GtkWidget *sessionsmenu;
61 GdkFont *fonts[4]; /* normal, bold, wide, widebold */
66 int xpos, ypos, gotpos, gravity;
67 GdkCursor *rawcursor, *textcursor, *blankcursor, *waitcursor, *currcursor;
68 GdkColor cols[NALLCOLOURS];
70 wchar_t *pastein_data;
73 char *pasteout_data, *pasteout_data_ctext, *pasteout_data_utf8;
74 int pasteout_data_len, pasteout_data_ctext_len, pasteout_data_utf8_len;
75 int font_width, font_height;
80 guint term_paste_idle_id;
83 char wintitle[sizeof(((Config *)0)->wintitle)];
84 char icontitle[sizeof(((Config *)0)->wintitle)];
85 int master_fd, master_func_id;
92 struct unicode_data ucsdata;
95 char *progname, **gtkargvstart;
97 guint32 input_event_time; /* Timestamp of the most recent input event. */
103 struct gui_data *inst;
106 static int send_raw_mouse;
108 static char *app_name = "pterm";
110 static void start_backend(struct gui_data *inst);
112 char *x_get_default(const char *key)
114 return XGetDefault(GDK_DISPLAY(), app_name, key);
117 void connection_fatal(void *frontend, char *p, ...)
119 struct gui_data *inst = (struct gui_data *)frontend;
124 msg = dupvprintf(p, ap);
127 fatal_message_box(inst->window, msg);
129 if (inst->cfg.close_on_exit == FORCE_ON)
134 * Default settings that are specific to pterm.
136 FontSpec platform_default_fontspec(const char *name)
139 if (!strcmp(name, "Font"))
140 strcpy(ret.name, "fixed");
146 Filename platform_default_filename(const char *name)
149 if (!strcmp(name, "LogFileName"))
150 strcpy(ret.path, "putty.log");
156 char *platform_default_s(const char *name)
161 int platform_default_i(const char *name, int def)
163 if (!strcmp(name, "CloseOnExit"))
164 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
165 if (!strcmp(name, "WinNameAlways"))
166 return 0; /* X natively supports icon titles, so use 'em by default */
170 void ldisc_update(void *frontend, int echo, int edit)
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.
180 char *get_ttymode(void *frontend, const char *mode)
182 struct gui_data *inst = (struct gui_data *)frontend;
183 return term_get_ttymode(inst->term, mode);
186 int from_backend(void *frontend, int is_stderr, const char *data, int len)
188 struct gui_data *inst = (struct gui_data *)frontend;
189 return term_data(inst->term, is_stderr, data, len);
192 int from_backend_untrusted(void *frontend, const char *data, int len)
194 struct gui_data *inst = (struct gui_data *)frontend;
195 return term_data_untrusted(inst->term, data, len);
198 int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
200 struct gui_data *inst = (struct gui_data *)p->frontend;
202 ret = cmdline_get_passwd_input(p, in, inlen);
204 ret = term_get_userpass_input(inst->term, p, in, inlen);
208 void logevent(void *frontend, const char *string)
210 struct gui_data *inst = (struct gui_data *)frontend;
212 log_eventlog(inst->logctx, string);
214 logevent_dlg(inst->eventlogstuff, string);
217 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
219 struct gui_data *inst = (struct gui_data *)frontend;
222 return inst->font_height;
224 return inst->font_width;
228 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
229 * into a cooked one (SELECT, EXTEND, PASTE).
231 * In Unix, this is not configurable; the X button arrangement is
232 * rock-solid across all applications, everyone has a three-button
233 * mouse or a means of faking it, and there is no need to switch
234 * buttons around at all.
236 static Mouse_Button translate_button(Mouse_Button button)
238 /* struct gui_data *inst = (struct gui_data *)frontend; */
240 if (button == MBT_LEFT)
242 if (button == MBT_MIDDLE)
244 if (button == MBT_RIGHT)
246 return 0; /* shouldn't happen */
250 * Return the top-level GtkWindow associated with a particular
251 * front end instance.
253 void *get_window(void *frontend)
255 struct gui_data *inst = (struct gui_data *)frontend;
260 * Minimise or restore the window in response to a server-side
263 void set_iconic(void *frontend, int iconic)
266 * GTK 1.2 doesn't know how to do this.
268 #if GTK_CHECK_VERSION(2,0,0)
269 struct gui_data *inst = (struct gui_data *)frontend;
271 gtk_window_iconify(GTK_WINDOW(inst->window));
273 gtk_window_deiconify(GTK_WINDOW(inst->window));
278 * Move the window in response to a server-side request.
280 void move_window(void *frontend, int x, int y)
282 struct gui_data *inst = (struct gui_data *)frontend;
284 * I assume that when the GTK version of this call is available
285 * we should use it. Not sure how it differs from the GDK one,
288 #if GTK_CHECK_VERSION(2,0,0)
289 gtk_window_move(GTK_WINDOW(inst->window), x, y);
291 gdk_window_move(inst->window->window, x, y);
296 * Move the window to the top or bottom of the z-order in response
297 * to a server-side request.
299 void set_zorder(void *frontend, int top)
301 struct gui_data *inst = (struct gui_data *)frontend;
303 gdk_window_raise(inst->window->window);
305 gdk_window_lower(inst->window->window);
309 * Refresh the window in response to a server-side request.
311 void refresh_window(void *frontend)
313 struct gui_data *inst = (struct gui_data *)frontend;
314 term_invalidate(inst->term);
318 * Maximise or restore the window in response to a server-side
321 void set_zoomed(void *frontend, int zoomed)
324 * GTK 1.2 doesn't know how to do this.
326 #if GTK_CHECK_VERSION(2,0,0)
327 struct gui_data *inst = (struct gui_data *)frontend;
329 gtk_window_maximize(GTK_WINDOW(inst->window));
331 gtk_window_unmaximize(GTK_WINDOW(inst->window));
336 * Report whether the window is iconic, for terminal reports.
338 int is_iconic(void *frontend)
340 struct gui_data *inst = (struct gui_data *)frontend;
341 return !gdk_window_is_viewable(inst->window->window);
345 * Report the window's position, for terminal reports.
347 void get_window_pos(void *frontend, int *x, int *y)
349 struct gui_data *inst = (struct gui_data *)frontend;
351 * I assume that when the GTK version of this call is available
352 * we should use it. Not sure how it differs from the GDK one,
355 #if GTK_CHECK_VERSION(2,0,0)
356 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
358 gdk_window_get_position(inst->window->window, x, y);
363 * Report the window's pixel size, for terminal reports.
365 void get_window_pixels(void *frontend, int *x, int *y)
367 struct gui_data *inst = (struct gui_data *)frontend;
369 * I assume that when the GTK version of this call is available
370 * we should use it. Not sure how it differs from the GDK one,
373 #if GTK_CHECK_VERSION(2,0,0)
374 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
376 gdk_window_get_size(inst->window->window, x, y);
381 * Return the window or icon title.
383 char *get_window_title(void *frontend, int icon)
385 struct gui_data *inst = (struct gui_data *)frontend;
386 return icon ? inst->icontitle : inst->wintitle;
389 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
391 struct gui_data *inst = (struct gui_data *)data;
392 if (!inst->exited && inst->cfg.warn_on_close) {
393 if (!reallyclose(inst))
399 static void update_mouseptr(struct gui_data *inst)
401 switch (inst->busy_status) {
403 if (!inst->mouseptr_visible) {
404 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
405 } else if (send_raw_mouse) {
406 gdk_window_set_cursor(inst->area->window, inst->rawcursor);
408 gdk_window_set_cursor(inst->area->window, inst->textcursor);
411 case BUSY_WAITING: /* XXX can we do better? */
413 /* We always display these cursors. */
414 gdk_window_set_cursor(inst->area->window, inst->waitcursor);
421 static void show_mouseptr(struct gui_data *inst, int show)
423 if (!inst->cfg.hide_mouseptr)
425 inst->mouseptr_visible = show;
426 update_mouseptr(inst);
429 void draw_backing_rect(struct gui_data *inst)
431 GdkGC *gc = gdk_gc_new(inst->area->window);
432 gdk_gc_set_foreground(gc, &inst->cols[258]); /* default background */
433 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
434 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
435 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
439 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
441 struct gui_data *inst = (struct gui_data *)data;
442 int w, h, need_size = 0;
445 * See if the terminal size has changed, in which case we must
446 * let the terminal know.
448 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
449 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
450 if (w != inst->width || h != inst->height) {
451 inst->cfg.width = inst->width = w;
452 inst->cfg.height = inst->height = h;
457 gdk_pixmap_unref(inst->pixmap);
461 inst->pixmap = gdk_pixmap_new(widget->window,
462 (inst->cfg.width * inst->font_width +
463 2*inst->cfg.window_border),
464 (inst->cfg.height * inst->font_height +
465 2*inst->cfg.window_border), -1);
467 draw_backing_rect(inst);
469 if (need_size && inst->term) {
470 term_size(inst->term, h, w, inst->cfg.savelines);
474 term_invalidate(inst->term);
479 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
481 struct gui_data *inst = (struct gui_data *)data;
484 * Pass the exposed rectangle to terminal.c, which will call us
485 * back to do the actual painting.
488 gdk_draw_pixmap(widget->window,
489 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
491 event->area.x, event->area.y,
492 event->area.x, event->area.y,
493 event->area.width, event->area.height);
498 #define KEY_PRESSED(k) \
499 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
501 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
503 struct gui_data *inst = (struct gui_data *)data;
505 wchar_t ucsoutput[2];
506 int ucsval, start, end, special, use_ucsoutput;
508 /* Remember the timestamp. */
509 inst->input_event_time = event->time;
511 /* By default, nothing is generated. */
513 special = use_ucsoutput = FALSE;
516 * If Alt is being released after typing an Alt+numberpad
517 * sequence, we should generate the code that was typed.
519 * Note that we only do this if more than one key was actually
520 * pressed - I don't think Alt+NumPad4 should be ^D or that
521 * Alt+NumPad3 should be ^C, for example. There's no serious
522 * inconvenience in having to type a zero before a single-digit
525 if (event->type == GDK_KEY_RELEASE &&
526 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
527 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
528 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
530 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
532 output[0] = inst->alt_keycode;
537 if (event->type == GDK_KEY_PRESS) {
541 printf("keypress: keyval = %04x, state = %08x; string =",
542 event->keyval, event->state);
543 for (i = 0; event->string[i]; i++)
544 printf(" %02x", (unsigned char) event->string[i]);
550 * NYI: Compose key (!!! requires Unicode faff before even trying)
554 * If Alt has just been pressed, we start potentially
555 * accumulating an Alt+numberpad code. We do this by
556 * setting alt_keycode to -1 (nothing yet but plausible).
558 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
559 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
560 inst->alt_keycode = -1;
561 inst->alt_digits = 0;
562 goto done; /* this generates nothing else */
566 * If we're seeing a numberpad key press with Mod1 down,
567 * consider adding it to alt_keycode if that's sensible.
568 * Anything _else_ with Mod1 down cancels any possibility
569 * of an ALT keycode: we set alt_keycode to -2.
571 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
573 switch (event->keyval) {
574 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
575 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
576 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
577 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
578 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
579 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
580 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
581 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
582 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
583 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
586 inst->alt_keycode = -2; /* it's invalid */
589 printf("Adding digit %d to keycode %d", digit,
592 if (inst->alt_keycode == -1)
593 inst->alt_keycode = digit; /* one-digit code */
595 inst->alt_keycode = inst->alt_keycode * 10 + digit;
598 printf(" gives new code %d\n", inst->alt_keycode);
600 /* Having used this digit, we now do nothing more with it. */
606 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
609 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
610 term_scroll(inst->term, 0, -inst->cfg.height/2);
613 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
614 term_scroll(inst->term, 0, -1);
617 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
618 term_scroll(inst->term, 0, +inst->cfg.height/2);
621 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
622 term_scroll(inst->term, 0, +1);
627 * Neither does Shift-Ins.
629 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
635 use_ucsoutput = FALSE;
637 /* ALT+things gives leading Escape. */
639 strncpy(output+1, event->string, 31);
640 if (!*event->string &&
641 (ucsval = keysym_to_unicode(event->keyval)) >= 0) {
642 ucsoutput[0] = '\033';
643 ucsoutput[1] = ucsval;
644 use_ucsoutput = TRUE;
648 end = strlen(output);
650 if (event->state & GDK_MOD1_MASK) {
652 if (end == 1) end = 0;
656 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
657 if (!event->string[0] && event->keyval == '`' &&
658 (event->state & GDK_CONTROL_MASK)) {
660 use_ucsoutput = FALSE;
664 /* Control-Break is the same as Control-C */
665 if (event->keyval == GDK_Break &&
666 (event->state & GDK_CONTROL_MASK)) {
668 use_ucsoutput = FALSE;
673 /* We handle Return ourselves, because it needs to be flagged as
674 * special to ldisc. */
675 if (event->keyval == GDK_Return) {
677 use_ucsoutput = FALSE;
682 /* Control-2, Control-Space and Control-@ are NUL */
683 if (!event->string[0] &&
684 (event->keyval == ' ' || event->keyval == '2' ||
685 event->keyval == '@') &&
686 (event->state & (GDK_SHIFT_MASK |
687 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
689 use_ucsoutput = FALSE;
693 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
694 if (!event->string[0] && event->keyval == ' ' &&
695 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
696 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
698 use_ucsoutput = FALSE;
702 /* We don't let GTK tell us what Backspace is! We know better. */
703 if (event->keyval == GDK_BackSpace &&
704 !(event->state & GDK_SHIFT_MASK)) {
705 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
706 use_ucsoutput = FALSE;
710 /* For Shift Backspace, do opposite of what is configured. */
711 if (event->keyval == GDK_BackSpace &&
712 (event->state & GDK_SHIFT_MASK)) {
713 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
714 use_ucsoutput = FALSE;
719 /* Shift-Tab is ESC [ Z */
720 if (event->keyval == GDK_ISO_Left_Tab ||
721 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
722 end = 1 + sprintf(output+1, "\033[Z");
723 use_ucsoutput = FALSE;
727 * NetHack keypad mode.
729 if (inst->cfg.nethack_keypad) {
731 switch (event->keyval) {
732 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
733 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
734 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
735 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
736 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
737 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
738 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
739 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
740 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
744 if (event->state & GDK_SHIFT_MASK)
748 use_ucsoutput = FALSE;
754 * Application keypad mode.
756 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
758 switch (event->keyval) {
759 case GDK_Num_Lock: xkey = 'P'; break;
760 case GDK_KP_Divide: xkey = 'Q'; break;
761 case GDK_KP_Multiply: xkey = 'R'; break;
762 case GDK_KP_Subtract: xkey = 'S'; break;
764 * Keypad + is tricky. It covers a space that would
765 * be taken up on the VT100 by _two_ keys; so we
766 * let Shift select between the two. Worse still,
767 * in xterm function key mode we change which two...
770 if (inst->cfg.funky_type == FUNKY_XTERM) {
771 if (event->state & GDK_SHIFT_MASK)
775 } else if (event->state & GDK_SHIFT_MASK)
780 case GDK_KP_Enter: xkey = 'M'; break;
781 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
782 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
783 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
784 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
785 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
786 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
787 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
788 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
789 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
790 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
791 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
794 if (inst->term->vt52_mode) {
795 if (xkey >= 'P' && xkey <= 'S')
796 end = 1 + sprintf(output+1, "\033%c", xkey);
798 end = 1 + sprintf(output+1, "\033?%c", xkey);
800 end = 1 + sprintf(output+1, "\033O%c", xkey);
801 use_ucsoutput = FALSE;
807 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
808 * for integer decimal nn.)
810 * We also deal with the weird ones here. Linux VCs replace F1
811 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
812 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
817 switch (event->keyval) {
819 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
822 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
825 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
828 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
831 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
834 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
837 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
840 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
843 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
846 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
879 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
880 case GDK_Home: case GDK_KP_Home:
883 case GDK_Insert: case GDK_KP_Insert:
886 case GDK_Delete: case GDK_KP_Delete:
889 case GDK_End: case GDK_KP_End:
892 case GDK_Page_Up: case GDK_KP_Page_Up:
895 case GDK_Page_Down: case GDK_KP_Page_Down:
899 /* Reorder edit keys to physical order */
900 if (inst->cfg.funky_type == FUNKY_VT400 && code <= 6)
901 code = "\0\2\1\4\5\3\6"[code];
903 if (inst->term->vt52_mode && code > 0 && code <= 6) {
904 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
905 use_ucsoutput = FALSE;
909 if (inst->cfg.funky_type == FUNKY_SCO && /* SCO function keys */
910 code >= 11 && code <= 34) {
911 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
913 switch (event->keyval) {
914 case GDK_F1: index = 0; break;
915 case GDK_F2: index = 1; break;
916 case GDK_F3: index = 2; break;
917 case GDK_F4: index = 3; break;
918 case GDK_F5: index = 4; break;
919 case GDK_F6: index = 5; break;
920 case GDK_F7: index = 6; break;
921 case GDK_F8: index = 7; break;
922 case GDK_F9: index = 8; break;
923 case GDK_F10: index = 9; break;
924 case GDK_F11: index = 10; break;
925 case GDK_F12: index = 11; break;
927 if (event->state & GDK_SHIFT_MASK) index += 12;
928 if (event->state & GDK_CONTROL_MASK) index += 24;
929 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
930 use_ucsoutput = FALSE;
933 if (inst->cfg.funky_type == FUNKY_SCO && /* SCO small keypad */
934 code >= 1 && code <= 6) {
935 char codes[] = "HL.FIG";
940 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
942 use_ucsoutput = FALSE;
945 if ((inst->term->vt52_mode || inst->cfg.funky_type == FUNKY_VT100P) &&
946 code >= 11 && code <= 24) {
952 if (inst->term->vt52_mode)
953 end = 1 + sprintf(output+1,
954 "\x1B%c", code + 'P' - 11 - offt);
956 end = 1 + sprintf(output+1,
957 "\x1BO%c", code + 'P' - 11 - offt);
958 use_ucsoutput = FALSE;
961 if (inst->cfg.funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
962 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
963 use_ucsoutput = FALSE;
966 if (inst->cfg.funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
967 if (inst->term->vt52_mode)
968 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
970 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
971 use_ucsoutput = FALSE;
974 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
975 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
976 use_ucsoutput = FALSE;
980 end = 1 + sprintf(output+1, "\x1B[%d~", code);
981 use_ucsoutput = FALSE;
987 * Cursor keys. (This includes the numberpad cursor keys,
988 * if we haven't already done them due to app keypad mode.)
990 * Here we also process un-numlocked un-appkeypadded KP5,
991 * which sends ESC [ G.
995 switch (event->keyval) {
996 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
997 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
998 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
999 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
1000 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
1004 * The arrow keys normally do ESC [ A and so on. In
1005 * app cursor keys mode they do ESC O A instead.
1006 * Ctrl toggles the two modes.
1008 if (inst->term->vt52_mode) {
1009 end = 1 + sprintf(output+1, "\033%c", xkey);
1010 } else if (!inst->term->app_cursor_keys ^
1011 !(event->state & GDK_CONTROL_MASK)) {
1012 end = 1 + sprintf(output+1, "\033O%c", xkey);
1014 end = 1 + sprintf(output+1, "\033[%c", xkey);
1016 use_ucsoutput = FALSE;
1025 if (end-start > 0) {
1026 #ifdef KEY_DEBUGGING
1028 printf("generating sequence:");
1029 for (i = start; i < end; i++)
1030 printf(" %02x", (unsigned char) output[i]);
1036 * For special control characters, the character set
1037 * should never matter.
1039 output[end] = '\0'; /* NUL-terminate */
1041 ldisc_send(inst->ldisc, output+start, -2, 1);
1042 } else if (!inst->direct_to_font) {
1043 if (!use_ucsoutput) {
1045 * The stuff we've just generated is assumed to be
1046 * ISO-8859-1! This sounds insane, but `man
1047 * XLookupString' agrees: strings of this type
1048 * returned from the X server are hardcoded to
1049 * 8859-1. Strictly speaking we should be doing
1050 * this using some sort of GtkIMContext, which (if
1051 * we're lucky) would give us our data directly in
1052 * Unicode; but that's not supported in GTK 1.2 as
1053 * far as I can tell, and it's poorly documented
1054 * even in 2.0, so it'll have to wait.
1057 lpage_send(inst->ldisc, CS_ISO8859_1, output+start,
1061 * We generated our own Unicode key data from the
1062 * keysym, so use that instead.
1065 luni_send(inst->ldisc, ucsoutput+start, end-start, 1);
1069 * In direct-to-font mode, we just send the string
1070 * exactly as we received it.
1073 ldisc_send(inst->ldisc, output+start, end-start, 1);
1076 show_mouseptr(inst, 0);
1077 term_seen_key_event(inst->term);
1083 gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
1085 struct gui_data *inst = (struct gui_data *)data;
1086 int shift, ctrl, alt, x, y, button, act;
1088 /* Remember the timestamp. */
1089 inst->input_event_time = event->time;
1091 show_mouseptr(inst, 1);
1093 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
1094 term_scroll(inst->term, 0, -5);
1097 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
1098 term_scroll(inst->term, 0, +5);
1102 shift = event->state & GDK_SHIFT_MASK;
1103 ctrl = event->state & GDK_CONTROL_MASK;
1104 alt = event->state & GDK_MOD1_MASK;
1106 if (event->button == 3 && ctrl) {
1107 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
1108 event->button, event->time);
1112 if (event->button == 1)
1114 else if (event->button == 2)
1115 button = MBT_MIDDLE;
1116 else if (event->button == 3)
1119 return FALSE; /* don't even know what button! */
1121 switch (event->type) {
1122 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
1123 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
1124 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
1125 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
1126 default: return FALSE; /* don't know this event type */
1129 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
1130 act != MA_CLICK && act != MA_RELEASE)
1131 return TRUE; /* we ignore these in raw mouse mode */
1133 x = (event->x - inst->cfg.window_border) / inst->font_width;
1134 y = (event->y - inst->cfg.window_border) / inst->font_height;
1136 term_mouse(inst->term, button, translate_button(button), act,
1137 x, y, shift, ctrl, alt);
1142 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1144 struct gui_data *inst = (struct gui_data *)data;
1145 int shift, ctrl, alt, x, y, button;
1147 /* Remember the timestamp. */
1148 inst->input_event_time = event->time;
1150 show_mouseptr(inst, 1);
1152 shift = event->state & GDK_SHIFT_MASK;
1153 ctrl = event->state & GDK_CONTROL_MASK;
1154 alt = event->state & GDK_MOD1_MASK;
1155 if (event->state & GDK_BUTTON1_MASK)
1157 else if (event->state & GDK_BUTTON2_MASK)
1158 button = MBT_MIDDLE;
1159 else if (event->state & GDK_BUTTON3_MASK)
1162 return FALSE; /* don't even know what button! */
1164 x = (event->x - inst->cfg.window_border) / inst->font_width;
1165 y = (event->y - inst->cfg.window_border) / inst->font_height;
1167 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1168 x, y, shift, ctrl, alt);
1173 void frontend_keypress(void *handle)
1175 struct gui_data *inst = (struct gui_data *)handle;
1178 * If our child process has exited but not closed, terminate on
1185 void notify_remote_exit(void *frontend)
1187 struct gui_data *inst = (struct gui_data *)frontend;
1190 if (!inst->exited &&
1191 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
1192 inst->exited = TRUE;
1193 if (inst->cfg.close_on_exit == FORCE_ON ||
1194 (inst->cfg.close_on_exit == AUTO && exitcode == 0))
1195 gtk_main_quit(); /* just go */
1197 ldisc_free(inst->ldisc);
1201 inst->back->free(inst->backhandle);
1202 inst->backhandle = NULL;
1204 update_specials_menu(inst);
1206 gtk_widget_show(inst->restartitem);
1210 static gint timer_trigger(gpointer data)
1212 long now = GPOINTER_TO_INT(data);
1216 if (run_timers(now, &next)) {
1217 ticks = next - GETTICKCOUNT();
1218 timer_id = gtk_timeout_add(ticks > 0 ? ticks : 1, timer_trigger,
1219 GINT_TO_POINTER(next));
1223 * Never let a timer resume. If we need another one, we've
1224 * asked for it explicitly above.
1229 void timer_change_notify(long next)
1234 gtk_timeout_remove(timer_id);
1236 ticks = next - GETTICKCOUNT();
1238 ticks = 1; /* just in case */
1240 timer_id = gtk_timeout_add(ticks, timer_trigger,
1241 GINT_TO_POINTER(next));
1244 void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1247 * We must process exceptional notifications before ordinary
1248 * readability ones, or we may go straight past the urgent
1251 if (condition & GDK_INPUT_EXCEPTION)
1252 select_result(sourcefd, 4);
1253 if (condition & GDK_INPUT_READ)
1254 select_result(sourcefd, 1);
1255 if (condition & GDK_INPUT_WRITE)
1256 select_result(sourcefd, 2);
1259 void destroy(GtkWidget *widget, gpointer data)
1264 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1266 struct gui_data *inst = (struct gui_data *)data;
1267 term_set_focus(inst->term, event->in);
1268 term_update(inst->term);
1269 show_mouseptr(inst, 1);
1273 void set_busy_status(void *frontend, int status)
1275 struct gui_data *inst = (struct gui_data *)frontend;
1276 inst->busy_status = status;
1277 update_mouseptr(inst);
1281 * set or clear the "raw mouse message" mode
1283 void set_raw_mouse_mode(void *frontend, int activate)
1285 struct gui_data *inst = (struct gui_data *)frontend;
1286 activate = activate && !inst->cfg.no_mouse_rep;
1287 send_raw_mouse = activate;
1288 update_mouseptr(inst);
1291 void request_resize(void *frontend, int w, int h)
1293 struct gui_data *inst = (struct gui_data *)frontend;
1294 int large_x, large_y;
1295 int offset_x, offset_y;
1297 GtkRequisition inner, outer;
1300 * This is a heinous hack dreamed up by the gnome-terminal
1301 * people to get around a limitation in gtk. The problem is
1302 * that in order to set the size correctly we really need to be
1303 * calling gtk_window_resize - but that needs to know the size
1304 * of the _whole window_, not the drawing area. So what we do
1305 * is to set an artificially huge size request on the drawing
1306 * area, recompute the resulting size request on the window,
1307 * and look at the difference between the two. That gives us
1308 * the x and y offsets we need to translate drawing area size
1309 * into window size for real, and then we call
1310 * gtk_window_resize.
1314 * We start by retrieving the current size of the whole window.
1315 * Adding a bit to _that_ will give us a value we can use as a
1316 * bogus size request which guarantees to be bigger than the
1317 * current size of the drawing area.
1319 get_window_pixels(inst, &large_x, &large_y);
1323 #if GTK_CHECK_VERSION(2,0,0)
1324 gtk_widget_set_size_request(inst->area, large_x, large_y);
1326 gtk_widget_set_usize(inst->area, large_x, large_y);
1328 gtk_widget_size_request(inst->area, &inner);
1329 gtk_widget_size_request(inst->window, &outer);
1331 offset_x = outer.width - inner.width;
1332 offset_y = outer.height - inner.height;
1334 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1335 area_y = inst->font_height * h + 2*inst->cfg.window_border;
1338 * Now we must set the size request on the drawing area back to
1339 * something sensible before we commit the real resize. Best
1340 * way to do this, I think, is to set it to what the size is
1341 * really going to end up being.
1343 #if GTK_CHECK_VERSION(2,0,0)
1344 gtk_widget_set_size_request(inst->area, area_x, area_y);
1346 gtk_widget_set_usize(inst->area, area_x, area_y);
1347 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
1350 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
1352 #if GTK_CHECK_VERSION(2,0,0)
1353 gtk_window_resize(GTK_WINDOW(inst->window),
1354 area_x + offset_x, area_y + offset_y);
1356 gdk_window_resize(inst->window->window,
1357 area_x + offset_x, area_y + offset_y);
1361 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1363 gboolean success[1];
1365 inst->cols[n].red = r * 0x0101;
1366 inst->cols[n].green = g * 0x0101;
1367 inst->cols[n].blue = b * 0x0101;
1369 gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
1370 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1371 FALSE, TRUE, success);
1373 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
1377 void set_window_background(struct gui_data *inst)
1379 if (inst->area && inst->area->window)
1380 gdk_window_set_background(inst->area->window, &inst->cols[258]);
1381 if (inst->window && inst->window->window)
1382 gdk_window_set_background(inst->window->window, &inst->cols[258]);
1385 void palette_set(void *frontend, int n, int r, int g, int b)
1387 struct gui_data *inst = (struct gui_data *)frontend;
1390 if (n > NALLCOLOURS)
1392 real_palette_set(inst, n, r, g, b);
1394 set_window_background(inst);
1397 void palette_reset(void *frontend)
1399 struct gui_data *inst = (struct gui_data *)frontend;
1400 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1401 static const int ww[] = {
1402 256, 257, 258, 259, 260, 261,
1403 0, 8, 1, 9, 2, 10, 3, 11,
1404 4, 12, 5, 13, 6, 14, 7, 15
1406 gboolean success[NALLCOLOURS];
1409 assert(lenof(ww) == NCFGCOLOURS);
1411 if (!inst->colmap) {
1412 inst->colmap = gdk_colormap_get_system();
1414 gdk_colormap_free_colors(inst->colmap, inst->cols, NALLCOLOURS);
1417 for (i = 0; i < NCFGCOLOURS; i++) {
1418 inst->cols[ww[i]].red = inst->cfg.colours[i][0] * 0x0101;
1419 inst->cols[ww[i]].green = inst->cfg.colours[i][1] * 0x0101;
1420 inst->cols[ww[i]].blue = inst->cfg.colours[i][2] * 0x0101;
1423 for (i = 0; i < NEXTCOLOURS; i++) {
1425 int r = i / 36, g = (i / 6) % 6, b = i % 6;
1426 inst->cols[i+16].red = r ? r * 0x2828 + 0x3737 : 0;
1427 inst->cols[i+16].green = g ? g * 0x2828 + 0x3737 : 0;
1428 inst->cols[i+16].blue = b ? b + 0x2828 + 0x3737 : 0;
1430 int shade = i - 216;
1431 shade = shade * 0x0a0a + 0x0808;
1432 inst->cols[i+16].red = inst->cols[i+16].green =
1433 inst->cols[i+16].blue = shade;
1437 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
1438 FALSE, TRUE, success);
1439 for (i = 0; i < NALLCOLOURS; i++) {
1441 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1442 appname, i, inst->cfg.colours[i][0],
1443 inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
1446 set_window_background(inst);
1449 /* Ensure that all the cut buffers exist - according to the ICCCM, we must
1450 * do this before we start using cut buffers.
1452 void init_cutbuffers()
1454 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1455 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, "", 0);
1456 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1457 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, "", 0);
1458 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1459 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, "", 0);
1460 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1461 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, "", 0);
1462 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1463 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, "", 0);
1464 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1465 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, "", 0);
1466 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1467 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, "", 0);
1468 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1469 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, "", 0);
1472 /* Store the data in a cut-buffer. */
1473 void store_cutbuffer(char * ptr, int len)
1475 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1476 XRotateBuffers(GDK_DISPLAY(), 1);
1477 XStoreBytes(GDK_DISPLAY(), ptr, len);
1480 /* Retrieve data from a cut-buffer.
1481 * Returned data needs to be freed with XFree().
1483 char * retrieve_cutbuffer(int * nbytes)
1486 ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
1487 if (*nbytes <= 0 && ptr != 0) {
1494 void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_deselect)
1496 struct gui_data *inst = (struct gui_data *)frontend;
1497 if (inst->pasteout_data)
1498 sfree(inst->pasteout_data);
1499 if (inst->pasteout_data_ctext)
1500 sfree(inst->pasteout_data_ctext);
1501 if (inst->pasteout_data_utf8)
1502 sfree(inst->pasteout_data_utf8);
1505 * Set up UTF-8 and compound text paste data. This only happens
1506 * if we aren't in direct-to-font mode using the D800 hack.
1508 if (!inst->direct_to_font) {
1509 wchar_t *tmp = data;
1514 inst->pasteout_data_utf8 = snewn(len*6, char);
1515 inst->pasteout_data_utf8_len = len*6;
1516 inst->pasteout_data_utf8_len =
1517 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1518 inst->pasteout_data_utf8_len,
1519 CS_UTF8, NULL, NULL, 0);
1520 if (inst->pasteout_data_utf8_len == 0) {
1521 sfree(inst->pasteout_data_utf8);
1522 inst->pasteout_data_utf8 = NULL;
1524 inst->pasteout_data_utf8 =
1525 sresize(inst->pasteout_data_utf8,
1526 inst->pasteout_data_utf8_len + 1, char);
1527 inst->pasteout_data_utf8[inst->pasteout_data_utf8_len] = '\0';
1531 * Now let Xlib convert our UTF-8 data into compound text.
1533 list[0] = inst->pasteout_data_utf8;
1534 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
1535 XCompoundTextStyle, &tp) == 0) {
1536 inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
1537 memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
1538 inst->pasteout_data_ctext_len = tp.nitems;
1541 inst->pasteout_data_ctext = NULL;
1542 inst->pasteout_data_ctext_len = 0;
1545 inst->pasteout_data_utf8 = NULL;
1546 inst->pasteout_data_utf8_len = 0;
1547 inst->pasteout_data_ctext = NULL;
1548 inst->pasteout_data_ctext_len = 0;
1551 inst->pasteout_data = snewn(len*6, char);
1552 inst->pasteout_data_len = len*6;
1553 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1554 data, len, inst->pasteout_data,
1555 inst->pasteout_data_len,
1557 if (inst->pasteout_data_len == 0) {
1558 sfree(inst->pasteout_data);
1559 inst->pasteout_data = NULL;
1561 inst->pasteout_data =
1562 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1565 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1567 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1568 inst->input_event_time)) {
1569 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1570 GDK_SELECTION_TYPE_STRING, 1);
1571 if (inst->pasteout_data_ctext)
1572 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1573 compound_text_atom, 1);
1574 if (inst->pasteout_data_utf8)
1575 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1576 utf8_string_atom, 1);
1580 term_deselect(inst->term);
1583 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1584 guint info, guint time_stamp, gpointer data)
1586 struct gui_data *inst = (struct gui_data *)data;
1587 if (seldata->target == utf8_string_atom)
1588 gtk_selection_data_set(seldata, seldata->target, 8,
1589 inst->pasteout_data_utf8,
1590 inst->pasteout_data_utf8_len);
1591 else if (seldata->target == compound_text_atom)
1592 gtk_selection_data_set(seldata, seldata->target, 8,
1593 inst->pasteout_data_ctext,
1594 inst->pasteout_data_ctext_len);
1596 gtk_selection_data_set(seldata, seldata->target, 8,
1597 inst->pasteout_data, inst->pasteout_data_len);
1600 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1603 struct gui_data *inst = (struct gui_data *)data;
1605 term_deselect(inst->term);
1606 if (inst->pasteout_data)
1607 sfree(inst->pasteout_data);
1608 if (inst->pasteout_data_ctext)
1609 sfree(inst->pasteout_data_ctext);
1610 if (inst->pasteout_data_utf8)
1611 sfree(inst->pasteout_data_utf8);
1612 inst->pasteout_data = NULL;
1613 inst->pasteout_data_len = 0;
1614 inst->pasteout_data_ctext = NULL;
1615 inst->pasteout_data_ctext_len = 0;
1616 inst->pasteout_data_utf8 = NULL;
1617 inst->pasteout_data_utf8_len = 0;
1621 void request_paste(void *frontend)
1623 struct gui_data *inst = (struct gui_data *)frontend;
1625 * In Unix, pasting is asynchronous: all we can do at the
1626 * moment is to call gtk_selection_convert(), and when the data
1627 * comes back _then_ we can call term_do_paste().
1630 if (!inst->direct_to_font) {
1632 * First we attempt to retrieve the selection as a UTF-8
1633 * string (which we will convert to the correct code page
1634 * before sending to the session, of course). If that
1635 * fails, selection_received() will be informed and will
1636 * fall back to an ordinary string.
1638 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1640 inst->input_event_time);
1643 * If we're in direct-to-font mode, we disable UTF-8
1644 * pasting, and go straight to ordinary string data.
1646 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1647 GDK_SELECTION_TYPE_STRING,
1648 inst->input_event_time);
1652 gint idle_paste_func(gpointer data); /* forward ref */
1654 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1655 guint time, gpointer data)
1657 struct gui_data *inst = (struct gui_data *)data;
1661 int length, count, ret;
1662 int free_list_required = 0;
1663 int free_required = 0;
1666 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
1668 * Failed to get a UTF-8 selection string. Try compound
1671 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1673 inst->input_event_time);
1677 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1679 * Failed to get UTF-8 or compound text. Try an ordinary
1682 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1683 GDK_SELECTION_TYPE_STRING,
1684 inst->input_event_time);
1689 * If we have data, but it's not of a type we can deal with,
1690 * we have to ignore the data.
1692 if (seldata->length > 0 &&
1693 seldata->type != GDK_SELECTION_TYPE_STRING &&
1694 seldata->type != compound_text_atom &&
1695 seldata->type != utf8_string_atom)
1699 * If we have no data, try looking in a cut buffer.
1701 if (seldata->length <= 0) {
1702 text = retrieve_cutbuffer(&length);
1705 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1706 * source, so use that as a de-facto standard. */
1707 charset = CS_ISO8859_1;
1711 * Convert COMPOUND_TEXT into UTF-8.
1713 if (seldata->type == compound_text_atom) {
1714 tp.value = seldata->data;
1715 tp.encoding = (Atom) seldata->type;
1716 tp.format = seldata->format;
1717 tp.nitems = seldata->length;
1718 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
1720 if (ret != 0 || count != 1) {
1722 * Compound text failed; fall back to STRING.
1724 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1725 GDK_SELECTION_TYPE_STRING,
1726 inst->input_event_time);
1730 length = strlen(list[0]);
1732 free_list_required = 1;
1734 text = (char *)seldata->data;
1735 length = seldata->length;
1736 charset = (seldata->type == utf8_string_atom ?
1737 CS_UTF8 : inst->ucsdata.line_codepage);
1741 if (inst->pastein_data)
1742 sfree(inst->pastein_data);
1744 inst->pastein_data = snewn(length, wchar_t);
1745 inst->pastein_data_len = length;
1746 inst->pastein_data_len =
1747 mb_to_wc(charset, 0, text, length,
1748 inst->pastein_data, inst->pastein_data_len);
1750 term_do_paste(inst->term);
1752 if (term_paste_pending(inst->term))
1753 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1755 if (free_list_required)
1756 XFreeStringList(list);
1761 gint idle_paste_func(gpointer data)
1763 struct gui_data *inst = (struct gui_data *)data;
1765 if (term_paste_pending(inst->term))
1766 term_paste(inst->term);
1768 gtk_idle_remove(inst->term_paste_idle_id);
1774 void get_clip(void *frontend, wchar_t ** p, int *len)
1776 struct gui_data *inst = (struct gui_data *)frontend;
1779 *p = inst->pastein_data;
1780 *len = inst->pastein_data_len;
1784 static void set_window_titles(struct gui_data *inst)
1787 * We must always call set_icon_name after calling set_title,
1788 * since set_title will write both names. Irritating, but such
1791 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1792 if (!inst->cfg.win_name_always)
1793 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1796 void set_title(void *frontend, char *title)
1798 struct gui_data *inst = (struct gui_data *)frontend;
1799 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1800 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1801 set_window_titles(inst);
1804 void set_icon(void *frontend, char *title)
1806 struct gui_data *inst = (struct gui_data *)frontend;
1807 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1808 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1809 set_window_titles(inst);
1812 void set_sbar(void *frontend, int total, int start, int page)
1814 struct gui_data *inst = (struct gui_data *)frontend;
1815 if (!inst->cfg.scrollbar)
1817 inst->sbar_adjust->lower = 0;
1818 inst->sbar_adjust->upper = total;
1819 inst->sbar_adjust->value = start;
1820 inst->sbar_adjust->page_size = page;
1821 inst->sbar_adjust->step_increment = 1;
1822 inst->sbar_adjust->page_increment = page/2;
1823 inst->ignore_sbar = TRUE;
1824 gtk_adjustment_changed(inst->sbar_adjust);
1825 inst->ignore_sbar = FALSE;
1828 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1830 struct gui_data *inst = (struct gui_data *)data;
1832 if (!inst->cfg.scrollbar)
1834 if (!inst->ignore_sbar)
1835 term_scroll(inst->term, 1, (int)adj->value);
1838 void sys_cursor(void *frontend, int x, int y)
1841 * This is meaningless under X.
1846 * This is still called when mode==BELL_VISUAL, even though the
1847 * visual bell is handled entirely within terminal.c, because we
1848 * may want to perform additional actions on any kind of bell (for
1849 * example, taskbar flashing in Windows).
1851 void do_beep(void *frontend, int mode)
1853 if (mode != BELL_VISUAL)
1857 int char_width(Context ctx, int uc)
1860 * Under X, any fixed-width font really _is_ fixed-width.
1861 * Double-width characters will be dealt with using a separate
1862 * font. For the moment we can simply return 1.
1867 Context get_ctx(void *frontend)
1869 struct gui_data *inst = (struct gui_data *)frontend;
1870 struct draw_ctx *dctx;
1872 if (!inst->area->window)
1875 dctx = snew(struct draw_ctx);
1877 dctx->gc = gdk_gc_new(inst->area->window);
1881 void free_ctx(Context ctx)
1883 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1884 /* struct gui_data *inst = dctx->inst; */
1885 GdkGC *gc = dctx->gc;
1891 * Draw a line of text in the window, at given character
1892 * coordinates, in given attributes.
1894 * We are allowed to fiddle with the contents of `text'.
1896 void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
1897 unsigned long attr, int lattr)
1899 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1900 struct gui_data *inst = dctx->inst;
1901 GdkGC *gc = dctx->gc;
1902 int ncombining, combining;
1903 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1904 int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
1906 if (attr & TATTR_COMBINING) {
1912 nfg = ((monochrome ? ATTR_DEFFG : (attr & ATTR_FGMASK)) >> ATTR_FGSHIFT);
1913 nbg = ((monochrome ? ATTR_DEFBG : (attr & ATTR_BGMASK)) >> ATTR_BGSHIFT);
1914 if (!!(attr & ATTR_REVERSE) ^ (monochrome && (attr & TATTR_ACTCURS))) {
1919 if (inst->cfg.bold_colour && (attr & ATTR_BOLD)) {
1920 if (nfg < 16) nfg |= 8;
1921 else if (nfg >= 256) nfg |= 1;
1923 if (inst->cfg.bold_colour && (attr & ATTR_BLINK)) {
1924 if (nbg < 16) nbg |= 8;
1925 else if (nbg >= 256) nbg |= 1;
1927 if ((attr & TATTR_ACTCURS) && !monochrome) {
1932 fontid = shadow = 0;
1934 if (attr & ATTR_WIDE) {
1941 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1942 if (inst->fonts[fontid | 1])
1948 if ((lattr & LATTR_MODE) != LATTR_NORM) {
1950 if (x >= inst->term->cols)
1952 if (x + len*2*widefactor > inst->term->cols)
1953 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1961 r.x = x*inst->font_width+inst->cfg.window_border;
1962 r.y = y*inst->font_height+inst->cfg.window_border;
1963 r.width = rlen*widefactor*inst->font_width;
1964 r.height = inst->font_height;
1965 gdk_gc_set_clip_rectangle(gc, &r);
1968 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1969 gdk_draw_rectangle(inst->pixmap, gc, 1,
1970 x*inst->font_width+inst->cfg.window_border,
1971 y*inst->font_height+inst->cfg.window_border,
1972 rlen*widefactor*inst->font_width, inst->font_height);
1974 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1981 wcs = snewn(len*ncombining+1, wchar_t);
1982 for (i = 0; i < len*ncombining; i++) {
1986 if (inst->fonts[fontid] == NULL) {
1988 * The font for this contingency does not exist.
1989 * Typically this means we've been given ATTR_WIDE
1990 * character and have no wide font. So we display
1991 * nothing at all; such is life.
1993 } else if (inst->fontinfo[fontid].is_wide) {
1995 * At least one version of gdk_draw_text_wc() has a
1996 * weird bug whereby it reads `len' elements of the
1997 * input string, but only draws `len/2'. Hence I'm
1998 * going to make its input array twice as long as it
1999 * theoretically needs to be, and pass in twice the
2000 * actual number of characters. If a fixed gdk actually
2001 * takes the doubled length seriously, then (a) the
2002 * array will stand scrutiny up to the full length, (b)
2003 * the spare elements of the array are full of zeroes
2004 * which will probably be an empty glyph in the font,
2005 * and (c) the clip rectangle should prevent it causing
2008 gwcs = snewn(len*2+1, GdkWChar);
2009 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
2011 * FIXME: when we have a wide-char equivalent of
2012 * from_unicode, use it instead of this.
2014 for (combining = 0; combining < ncombining; combining++) {
2015 for (i = 0; i <= len; i++)
2016 gwcs[i] = wcs[i + combining];
2017 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
2018 x*inst->font_width+inst->cfg.window_border,
2019 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2022 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
2023 x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
2024 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2029 gcs = snewn(len+1, gchar);
2030 for (combining = 0; combining < ncombining; combining++) {
2031 wc_to_mb(inst->fontinfo[fontid].charset, 0,
2032 wcs + combining, len, gcs, len, ".", NULL, NULL);
2033 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
2034 x*inst->font_width+inst->cfg.window_border,
2035 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2038 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
2039 x*inst->font_width+inst->cfg.window_border+inst->cfg.shadowboldoffset,
2040 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
2048 if (attr & ATTR_UNDER) {
2049 int uheight = inst->fonts[0]->ascent + 1;
2050 if (uheight >= inst->font_height)
2051 uheight = inst->font_height - 1;
2052 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
2053 y*inst->font_height + uheight + inst->cfg.window_border,
2054 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
2055 y*inst->font_height + uheight + inst->cfg.window_border);
2058 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2060 * I can't find any plausible StretchBlt equivalent in the
2061 * X server, so I'm going to do this the slow and painful
2062 * way. This will involve repeated calls to
2063 * gdk_draw_pixmap() to stretch the text horizontally. It's
2064 * O(N^2) in time and O(N) in network bandwidth, but you
2065 * try thinking of a better way. :-(
2068 for (i = 0; i < len * widefactor * inst->font_width; i++) {
2069 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2070 x*inst->font_width+inst->cfg.window_border + 2*i,
2071 y*inst->font_height+inst->cfg.window_border,
2072 x*inst->font_width+inst->cfg.window_border + 2*i+1,
2073 y*inst->font_height+inst->cfg.window_border,
2074 len * widefactor * inst->font_width - i, inst->font_height);
2077 if ((lattr & LATTR_MODE) != LATTR_WIDE) {
2079 /* Now stretch vertically, in the same way. */
2080 if ((lattr & LATTR_MODE) == LATTR_BOT)
2084 for (i = 0; i < inst->font_height; i+=2) {
2085 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2086 x*inst->font_width+inst->cfg.window_border,
2087 y*inst->font_height+inst->cfg.window_border+dt*i+db,
2088 x*inst->font_width+inst->cfg.window_border,
2089 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
2090 len * widefactor * inst->font_width, inst->font_height-i-1);
2096 void do_text(Context ctx, int x, int y, wchar_t *text, int len,
2097 unsigned long attr, int lattr)
2099 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2100 struct gui_data *inst = dctx->inst;
2101 GdkGC *gc = dctx->gc;
2104 do_text_internal(ctx, x, y, text, len, attr, lattr);
2106 if (attr & ATTR_WIDE) {
2112 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2114 if (x >= inst->term->cols)
2116 if (x + len*2*widefactor > inst->term->cols)
2117 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2121 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2122 x*inst->font_width+inst->cfg.window_border,
2123 y*inst->font_height+inst->cfg.window_border,
2124 x*inst->font_width+inst->cfg.window_border,
2125 y*inst->font_height+inst->cfg.window_border,
2126 len*widefactor*inst->font_width, inst->font_height);
2129 void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
2130 unsigned long attr, int lattr)
2132 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2133 struct gui_data *inst = dctx->inst;
2134 GdkGC *gc = dctx->gc;
2136 int active, passive, widefactor;
2138 if (attr & TATTR_PASCURS) {
2139 attr &= ~TATTR_PASCURS;
2143 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
2144 attr &= ~TATTR_ACTCURS;
2148 do_text_internal(ctx, x, y, text, len, attr, lattr);
2150 if (attr & TATTR_COMBINING)
2153 if (attr & ATTR_WIDE) {
2159 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2161 if (x >= inst->term->cols)
2163 if (x + len*2*widefactor > inst->term->cols)
2164 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2168 if (inst->cfg.cursor_type == 0) {
2170 * An active block cursor will already have been done by
2171 * the above do_text call, so we only need to do anything
2175 gdk_gc_set_foreground(gc, &inst->cols[261]);
2176 gdk_draw_rectangle(inst->pixmap, gc, 0,
2177 x*inst->font_width+inst->cfg.window_border,
2178 y*inst->font_height+inst->cfg.window_border,
2179 len*widefactor*inst->font_width-1, inst->font_height-1);
2183 int startx, starty, dx, dy, length, i;
2187 if ((attr & ATTR_WIDE) || (lattr & LATTR_MODE) != LATTR_NORM)
2188 char_width = 2*inst->font_width;
2190 char_width = inst->font_width;
2192 if (inst->cfg.cursor_type == 1) {
2193 uheight = inst->fonts[0]->ascent + 1;
2194 if (uheight >= inst->font_height)
2195 uheight = inst->font_height - 1;
2197 startx = x * inst->font_width + inst->cfg.window_border;
2198 starty = y * inst->font_height + inst->cfg.window_border + uheight;
2201 length = len * widefactor * char_width;
2204 if (attr & TATTR_RIGHTCURS)
2205 xadjust = char_width - 1;
2206 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
2207 starty = y * inst->font_height + inst->cfg.window_border;
2210 length = inst->font_height;
2213 gdk_gc_set_foreground(gc, &inst->cols[261]);
2215 for (i = 0; i < length; i++) {
2217 gdk_draw_point(inst->pixmap, gc, startx, starty);
2222 } else if (active) {
2223 gdk_draw_line(inst->pixmap, gc, startx, starty,
2224 startx + (length-1) * dx, starty + (length-1) * dy);
2225 } /* else no cursor (e.g., blinked off) */
2228 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2229 x*inst->font_width+inst->cfg.window_border,
2230 y*inst->font_height+inst->cfg.window_border,
2231 x*inst->font_width+inst->cfg.window_border,
2232 y*inst->font_height+inst->cfg.window_border,
2233 len*widefactor*inst->font_width, inst->font_height);
2236 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
2239 * Truly hideous hack: GTK doesn't allow us to set the mouse
2240 * cursor foreground and background colours unless we've _also_
2241 * created our own cursor from bitmaps. Therefore, I need to
2242 * load the `cursor' font and draw glyphs from it on to
2243 * pixmaps, in order to construct my cursors with the fg and bg
2244 * I want. This is a gross hack, but it's more self-contained
2245 * than linking in Xlib to find the X window handle to
2246 * inst->area and calling XRecolorCursor, and it's more
2247 * futureproof than hard-coding the shapes as bitmap arrays.
2249 static GdkFont *cursor_font = NULL;
2250 GdkPixmap *source, *mask;
2252 GdkColor cfg = { 0, 65535, 65535, 65535 };
2253 GdkColor cbg = { 0, 0, 0, 0 };
2254 GdkColor dfg = { 1, 65535, 65535, 65535 };
2255 GdkColor dbg = { 0, 0, 0, 0 };
2258 gint lb, rb, wid, asc, desc, w, h, x, y;
2260 if (cursor_val == -2) {
2261 gdk_font_unref(cursor_font);
2265 if (cursor_val >= 0 && !cursor_font)
2266 cursor_font = gdk_font_load("cursor");
2269 * Get the text extent of the cursor in question. We use the
2270 * mask character for this, because it's typically slightly
2271 * bigger than the main character.
2273 if (cursor_val >= 0) {
2275 text[0] = (char)cursor_val + 1;
2276 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2277 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2283 source = gdk_pixmap_new(NULL, w, h, 1);
2284 mask = gdk_pixmap_new(NULL, w, h, 1);
2287 * Draw the mask character on the mask pixmap.
2289 gc = gdk_gc_new(mask);
2290 gdk_gc_set_foreground(gc, &dbg);
2291 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
2292 if (cursor_val >= 0) {
2294 text[0] = (char)cursor_val + 1;
2295 gdk_gc_set_foreground(gc, &dfg);
2296 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2301 * Draw the main character on the source pixmap.
2303 gc = gdk_gc_new(source);
2304 gdk_gc_set_foreground(gc, &dbg);
2305 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
2306 if (cursor_val >= 0) {
2308 text[0] = (char)cursor_val;
2309 gdk_gc_set_foreground(gc, &dfg);
2310 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2315 * Create the cursor.
2317 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2322 gdk_pixmap_unref(source);
2323 gdk_pixmap_unref(mask);
2328 void modalfatalbox(char *p, ...)
2331 fprintf(stderr, "FATAL ERROR: ");
2333 vfprintf(stderr, p, ap);
2335 fputc('\n', stderr);
2339 void cmdline_error(char *p, ...)
2342 fprintf(stderr, "%s: ", appname);
2344 vfprintf(stderr, p, ap);
2346 fputc('\n', stderr);
2350 char *get_x_display(void *frontend)
2352 return gdk_get_display();
2355 long get_windowid(void *frontend)
2357 struct gui_data *inst = (struct gui_data *)frontend;
2358 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2361 static void help(FILE *fp) {
2363 "pterm option summary:\n"
2365 " --display DISPLAY Specify X display to use (note '--')\n"
2366 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2367 " -fn FONT Normal text font\n"
2368 " -fb FONT Bold text font\n"
2369 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2370 " -sl LINES Number of lines of scrollback\n"
2371 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2372 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2373 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2374 " -T TITLE Window title\n"
2375 " -ut, +ut Do(default) or do not update utmp\n"
2376 " -ls, +ls Do(default) or do not make shell a login shell\n"
2377 " -sb, +sb Do(default) or do not display a scrollbar\n"
2378 " -log PATH Log all output to a file\n"
2379 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2380 " -xrm RESOURCE-STRING Set an X resource\n"
2381 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2382 ) < 0 || fflush(fp) < 0) {
2383 perror("output error");
2388 int do_cmdline(int argc, char **argv, int do_everything,
2389 struct gui_data *inst, Config *cfg)
2395 * Macros to make argument handling easier. Note that because
2396 * they need to call `continue', they cannot be contained in
2397 * the usual do {...} while (0) wrapper to make them
2398 * syntactically single statements; hence it is not legal to
2399 * use one of these macros as an unbraced statement between
2402 #define EXPECTS_ARG { \
2403 if (--argc <= 0) { \
2405 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2410 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2412 while (--argc > 0) {
2417 * Shameless cheating. Debian requires all X terminal
2418 * emulators to support `-T title'; but
2419 * cmdline_process_param will eat -T (it means no-pty) and
2420 * complain that pterm doesn't support it. So, in pterm
2421 * only, we convert -T into -title.
2423 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2427 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2428 do_everything ? 1 : -1, cfg);
2431 cmdline_error("option \"%s\" requires an argument", p);
2432 } else if (ret == 2) {
2433 --argc, ++argv; /* skip next argument */
2435 } else if (ret == 1) {
2439 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2442 strncpy(cfg->font.name, val, sizeof(cfg->font.name));
2443 cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
2445 } else if (!strcmp(p, "-fb")) {
2448 strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
2449 cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
2451 } else if (!strcmp(p, "-fw")) {
2454 strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
2455 cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
2457 } else if (!strcmp(p, "-fwb")) {
2460 strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
2461 cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
2463 } else if (!strcmp(p, "-cs")) {
2466 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2467 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2469 } else if (!strcmp(p, "-geometry")) {
2470 int flags, x, y, w, h;
2474 flags = XParseGeometry(val, &x, &y, &w, &h);
2475 if (flags & WidthValue)
2477 if (flags & HeightValue)
2480 if (flags & (XValue | YValue)) {
2483 inst->gotpos = TRUE;
2484 inst->gravity = ((flags & XNegative ? 1 : 0) |
2485 (flags & YNegative ? 2 : 0));
2488 } else if (!strcmp(p, "-sl")) {
2491 cfg->savelines = atoi(val);
2493 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2494 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2495 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2500 if (!gdk_color_parse(val, &col)) {
2502 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2506 index = (!strcmp(p, "-fg") ? 0 :
2507 !strcmp(p, "-bg") ? 2 :
2508 !strcmp(p, "-bfg") ? 1 :
2509 !strcmp(p, "-bbg") ? 3 :
2510 !strcmp(p, "-cfg") ? 4 :
2511 !strcmp(p, "-cbg") ? 5 : -1);
2512 assert(index != -1);
2513 cfg->colours[index][0] = col.red / 256;
2514 cfg->colours[index][1] = col.green / 256;
2515 cfg->colours[index][2] = col.blue / 256;
2518 } else if (use_pty_argv && !strcmp(p, "-e")) {
2519 /* This option swallows all further arguments. */
2525 pty_argv = snewn(argc+1, char *);
2527 for (i = 0; i < argc; i++)
2528 pty_argv[i] = argv[i];
2529 pty_argv[argc] = NULL;
2530 break; /* finished command-line processing */
2532 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2535 } else if (!strcmp(p, "-title")) {
2538 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2539 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2541 } else if (!strcmp(p, "-log")) {
2544 strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
2545 cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
2546 cfg->logtype = LGTYP_DEBUG;
2548 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2550 cfg->stamp_utmp = 0;
2552 } else if (!strcmp(p, "-ut")) {
2554 cfg->stamp_utmp = 1;
2556 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2558 cfg->login_shell = 0;
2560 } else if (!strcmp(p, "-ls")) {
2562 cfg->login_shell = 1;
2564 } else if (!strcmp(p, "-nethack")) {
2566 cfg->nethack_keypad = 1;
2568 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2572 } else if (!strcmp(p, "-sb")) {
2576 } else if (!strcmp(p, "-name")) {
2580 } else if (!strcmp(p, "-xrm")) {
2582 provide_xrm_string(val);
2584 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2588 } else if (!strcmp(p, "-pgpfp")) {
2592 } else if(p[0] != '-' && (!do_everything ||
2593 process_nonoption_arg(p, cfg))) {
2598 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
2606 * This function retrieves the character set encoding of a font. It
2607 * returns the character set without the X11 hack (in case the user
2608 * asks to use the font's own encoding).
2610 static int set_font_info(struct gui_data *inst, int fontid)
2612 GdkFont *font = inst->fonts[fontid];
2613 XFontStruct *xfs = GDK_FONT_XFONT(font);
2614 Display *disp = GDK_FONT_XDISPLAY(font);
2615 Atom charset_registry, charset_encoding;
2616 unsigned long registry_ret, encoding_ret;
2617 int retval = CS_NONE;
2619 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2620 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2621 inst->fontinfo[fontid].charset = CS_NONE;
2622 inst->fontinfo[fontid].is_wide = 0;
2623 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2624 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2626 reg = XGetAtomName(disp, (Atom)registry_ret);
2627 enc = XGetAtomName(disp, (Atom)encoding_ret);
2629 char *encoding = dupcat(reg, "-", enc, NULL);
2630 retval = inst->fontinfo[fontid].charset =
2631 charset_from_xenc(encoding);
2632 /* FIXME: when libcharset supports wide encodings fix this. */
2633 if (!strcasecmp(encoding, "iso10646-1")) {
2634 inst->fontinfo[fontid].is_wide = 1;
2639 * Hack for X line-drawing characters: if the primary
2640 * font is encoded as ISO-8859-anything, and has valid
2641 * glyphs in the first 32 char positions, it is assumed
2642 * that those glyphs are the VT100 line-drawing
2645 * Actually, we'll hack even harder by only checking
2646 * position 0x19 (vertical line, VT100 linedrawing
2647 * `x'). Then we can check it easily by seeing if the
2648 * ascent and descent differ.
2650 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2651 int lb, rb, wid, asc, desc;
2656 gdk_string_extents(inst->fonts[fontid], text,
2657 &lb, &rb, &wid, &asc, &desc);
2659 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2669 int uxsel_input_add(int fd, int rwx) {
2671 if (rwx & 1) flags |= GDK_INPUT_READ;
2672 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2673 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2674 return gdk_input_add(fd, flags, fd_input_func, NULL);
2677 void uxsel_input_remove(int id) {
2678 gdk_input_remove(id);
2681 char *guess_derived_font_name(GdkFont *font, int bold, int wide)
2683 XFontStruct *xfs = GDK_FONT_XFONT(font);
2684 Display *disp = GDK_FONT_XDISPLAY(font);
2685 Atom fontprop = XInternAtom(disp, "FONT", False);
2687 if (XGetFontProperty(xfs, fontprop, &ret)) {
2688 char *name = XGetAtomName(disp, (Atom)ret);
2689 if (name && name[0] == '-') {
2691 char *dupname, *extrafree = NULL, *ret;
2695 p = q = dupname = dupstr(name); /* skip initial minus */
2698 while (*p && nstr < lenof(strings)) {
2701 strings[nstr++] = p+1;
2706 if (nstr < lenof(strings))
2707 return NULL; /* XLFD was malformed */
2710 strings[2] = "bold";
2713 /* 4 is `wideness', which obviously may have changed. */
2714 /* 5 is additional style, which may be e.g. `ja' or `ko'. */
2715 strings[4] = strings[5] = "*";
2716 strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
2719 ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
2720 "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
2721 "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
2722 "-", strings[ 9], "-", strings[10], "-", strings[11],
2723 "-", strings[12], NULL);
2733 void setup_fonts_ucs(struct gui_data *inst)
2740 gdk_font_unref(inst->fonts[0]);
2742 gdk_font_unref(inst->fonts[1]);
2744 gdk_font_unref(inst->fonts[2]);
2746 gdk_font_unref(inst->fonts[3]);
2748 inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
2749 if (!inst->fonts[0]) {
2750 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2751 inst->cfg.font.name);
2754 font_charset = set_font_info(inst, 0);
2756 if (inst->cfg.shadowbold) {
2757 inst->fonts[1] = NULL;
2759 if (inst->cfg.boldfont.name[0]) {
2760 name = inst->cfg.boldfont.name;
2763 name = guess_derived_font_name(inst->fonts[0], TRUE, FALSE);
2766 inst->fonts[1] = name ? gdk_font_load(name) : NULL;
2767 if (inst->fonts[1]) {
2768 set_font_info(inst, 1);
2769 } else if (!guessed) {
2770 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2771 inst->cfg.boldfont.name);
2778 if (inst->cfg.widefont.name[0]) {
2779 name = inst->cfg.widefont.name;
2782 name = guess_derived_font_name(inst->fonts[0], FALSE, TRUE);
2785 inst->fonts[2] = name ? gdk_font_load(name) : NULL;
2786 if (inst->fonts[2]) {
2787 set_font_info(inst, 2);
2788 } else if (!guessed) {
2789 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2790 inst->cfg.widefont.name);
2796 if (inst->cfg.shadowbold) {
2797 inst->fonts[3] = NULL;
2799 if (inst->cfg.wideboldfont.name[0]) {
2800 name = inst->cfg.wideboldfont.name;
2804 * Here we have some choices. We can widen the bold font,
2805 * bolden the wide font, or widen and bolden the standard
2806 * font. Try them all, in that order!
2808 if (inst->cfg.widefont.name[0])
2809 name = guess_derived_font_name(inst->fonts[2], TRUE, FALSE);
2810 else if (inst->cfg.boldfont.name[0])
2811 name = guess_derived_font_name(inst->fonts[1], FALSE, TRUE);
2813 name = guess_derived_font_name(inst->fonts[0], TRUE, TRUE);
2816 inst->fonts[3] = name ? gdk_font_load(name) : NULL;
2817 if (inst->fonts[3]) {
2818 set_font_info(inst, 3);
2819 } else if (!guessed) {
2820 fprintf(stderr, "%s: unable to load wide/bold font \"%s\"\n", appname,
2821 inst->cfg.wideboldfont.name);
2828 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2829 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2831 inst->direct_to_font = init_ucs(&inst->ucsdata, inst->cfg.line_codepage,
2832 inst->cfg.utf8_override, font_charset,
2836 void set_geom_hints(struct gui_data *inst)
2839 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2840 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2841 geom.max_width = geom.max_height = -1;
2842 geom.base_width = 2*inst->cfg.window_border;
2843 geom.base_height = 2*inst->cfg.window_border;
2844 geom.width_inc = inst->font_width;
2845 geom.height_inc = inst->font_height;
2846 geom.min_aspect = geom.max_aspect = 0;
2847 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2848 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2849 GDK_HINT_RESIZE_INC);
2852 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2854 struct gui_data *inst = (struct gui_data *)data;
2855 term_clrsb(inst->term);
2858 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2860 struct gui_data *inst = (struct gui_data *)data;
2861 term_pwron(inst->term, TRUE);
2863 ldisc_send(inst->ldisc, NULL, 0, 0);
2866 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2868 struct gui_data *inst = (struct gui_data *)data;
2869 term_copyall(inst->term);
2872 void special_menuitem(GtkMenuItem *item, gpointer data)
2874 struct gui_data *inst = (struct gui_data *)data;
2875 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2879 inst->back->special(inst->backhandle, code);
2882 void about_menuitem(GtkMenuItem *item, gpointer data)
2884 struct gui_data *inst = (struct gui_data *)data;
2885 about_box(inst->window);
2888 void event_log_menuitem(GtkMenuItem *item, gpointer data)
2890 struct gui_data *inst = (struct gui_data *)data;
2891 showeventlog(inst->eventlogstuff, inst->window);
2894 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2896 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2897 static const int ww[] = {
2898 256, 257, 258, 259, 260, 261,
2899 0, 8, 1, 9, 2, 10, 3, 11,
2900 4, 12, 5, 13, 6, 14, 7, 15
2902 struct gui_data *inst = (struct gui_data *)data;
2903 char *title = dupcat(appname, " Reconfiguration", NULL);
2904 Config cfg2, oldcfg;
2907 assert(lenof(ww) == NCFGCOLOURS);
2909 if (inst->reconfiguring)
2912 inst->reconfiguring = TRUE;
2914 cfg2 = inst->cfg; /* structure copy */
2916 if (do_config_box(title, &cfg2, 1,
2917 inst->back?inst->back->cfg_info(inst->backhandle):0)) {
2919 oldcfg = inst->cfg; /* structure copy */
2920 inst->cfg = cfg2; /* structure copy */
2922 /* Pass new config data to the logging module */
2923 log_reconfig(inst->logctx, &cfg2);
2925 * Flush the line discipline's edit buffer in the case
2926 * where local editing has just been disabled.
2929 ldisc_send(inst->ldisc, NULL, 0, 0);
2930 /* Pass new config data to the terminal */
2931 term_reconfig(inst->term, &cfg2);
2932 /* Pass new config data to the back end */
2934 inst->back->reconfig(inst->backhandle, &cfg2);
2937 * Just setting inst->cfg is sufficient to cause colour
2938 * setting changes to appear on the next ESC]R palette
2939 * reset. But we should also check whether any colour
2940 * settings have been changed, and revert the ones that
2941 * have to the new default, on the assumption that the user
2942 * is most likely to want an immediate update.
2944 for (i = 0; i < NCFGCOLOURS; i++) {
2945 if (oldcfg.colours[i][0] != cfg2.colours[i][0] ||
2946 oldcfg.colours[i][1] != cfg2.colours[i][1] ||
2947 oldcfg.colours[i][2] != cfg2.colours[i][2]) {
2948 real_palette_set(inst, ww[i], cfg2.colours[i][0],
2950 cfg2.colours[i][2]);
2953 * If the default background has changed, we must
2954 * repaint the space in between the window border
2955 * and the text area.
2958 set_window_background(inst);
2959 draw_backing_rect(inst);
2965 * If the scrollbar needs to be shown, hidden, or moved
2966 * from one end to the other of the window, do so now.
2968 if (oldcfg.scrollbar != cfg2.scrollbar) {
2970 gtk_widget_show(inst->sbar);
2972 gtk_widget_hide(inst->sbar);
2974 if (oldcfg.scrollbar_on_left != cfg2.scrollbar_on_left) {
2975 gtk_box_reorder_child(inst->hbox, inst->sbar,
2976 cfg2.scrollbar_on_left ? 0 : 1);
2980 * Change the window title, if required.
2982 if (strcmp(oldcfg.wintitle, cfg2.wintitle))
2983 set_title(inst, cfg2.wintitle);
2984 set_window_titles(inst);
2987 * Redo the whole tangled fonts and Unicode mess if
2990 if (strcmp(oldcfg.font.name, cfg2.font.name) ||
2991 strcmp(oldcfg.boldfont.name, cfg2.boldfont.name) ||
2992 strcmp(oldcfg.widefont.name, cfg2.widefont.name) ||
2993 strcmp(oldcfg.wideboldfont.name, cfg2.wideboldfont.name) ||
2994 strcmp(oldcfg.line_codepage, cfg2.line_codepage) ||
2995 oldcfg.vtmode != cfg2.vtmode ||
2996 oldcfg.shadowbold != cfg2.shadowbold) {
2997 setup_fonts_ucs(inst);
3003 * Resize the window.
3005 if (oldcfg.width != cfg2.width || oldcfg.height != cfg2.height ||
3006 oldcfg.window_border != cfg2.window_border || need_size) {
3007 set_geom_hints(inst);
3008 request_resize(inst, cfg2.width, cfg2.height);
3011 * The above will have caused a call to term_size() for
3012 * us if it happened. If the user has fiddled with only
3013 * the scrollback size, the above will not have
3014 * happened and we will need an explicit term_size()
3017 if (oldcfg.savelines != cfg2.savelines)
3018 term_size(inst->term, inst->term->rows, inst->term->cols,
3022 term_invalidate(inst->term);
3025 * We do an explicit full redraw here to ensure the window
3026 * border has been redrawn as well as the text area.
3028 gtk_widget_queue_draw(inst->area);
3031 inst->reconfiguring = FALSE;
3034 void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
3037 * Re-execing ourself is not an exact science under Unix. I do
3038 * the best I can by using /proc/self/exe if available and by
3039 * assuming argv[0] can be found on $PATH if not.
3041 * Note that we also have to reconstruct the elements of the
3042 * original argv which gtk swallowed, since the user wants the
3043 * new session to appear on the same X display as the old one.
3051 * Collect the arguments with which to re-exec ourself.
3053 va_start(ap, fd_to_close);
3054 n = 2; /* progname and terminating NULL */
3055 n += inst->ngtkargs;
3056 while (va_arg(ap, char *) != NULL)
3060 args = snewn(n, char *);
3061 args[0] = inst->progname;
3063 for (i = 0; i < inst->ngtkargs; i++)
3064 args[i+1] = inst->gtkargvstart[i];
3067 va_start(ap, fd_to_close);
3068 while ((args[i++] = va_arg(ap, char *)) != NULL);
3074 * Do the double fork.
3087 } else if (pid2 > 0) {
3089 * First child has successfully forked second child. My
3090 * Work Here Is Done. Note the use of _exit rather than
3091 * exit: the latter appears to cause destroy messages
3092 * to be sent to the X server. I suspect gtk uses
3099 * If we reach here, we are the second child, so we now
3100 * actually perform the exec.
3102 if (fd_to_close >= 0)
3105 execv("/proc/self/exe", args);
3106 execvp(inst->progname, args);
3112 waitpid(pid, &status, 0);
3117 void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
3119 struct gui_data *inst = (struct gui_data *)gdata;
3121 * For this feature we must marshal cfg and (possibly) pty_argv
3122 * into a byte stream, create a pipe, and send this byte stream
3123 * to the child through the pipe.
3130 if (pipe(pipefd) < 0) {
3135 size = sizeof(inst->cfg);
3136 if (use_pty_argv && pty_argv) {
3137 for (i = 0; pty_argv[i]; i++)
3138 size += strlen(pty_argv[i]) + 1;
3141 data = snewn(size, char);
3142 memcpy(data, &inst->cfg, sizeof(inst->cfg));
3143 if (use_pty_argv && pty_argv) {
3144 int p = sizeof(inst->cfg);
3145 for (i = 0; pty_argv[i]; i++) {
3146 strcpy(data + p, pty_argv[i]);
3147 p += strlen(pty_argv[i]) + 1;
3152 sprintf(option, "---[%d,%d]", pipefd[0], size);
3153 fcntl(pipefd[0], F_SETFD, 0);
3154 fork_and_exec_self(inst, pipefd[1], option, NULL);
3158 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3161 perror("write to pipe");
3166 int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
3168 int fd, i, ret, size;
3171 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3172 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3176 data = snewn(size, char);
3178 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3181 perror("read from pipe");
3183 } else if (i < size) {
3184 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3189 memcpy(cfg, data, sizeof(Config));
3190 if (use_pty_argv && size > sizeof(Config)) {
3194 while (i < size && data[i]) i++;
3196 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3203 pty_argv = snewn(n+1, char *);
3209 while (i < size && data[i]) i++;
3212 pty_argv[n++] = dupstr(p);
3219 void new_session_menuitem(GtkMenuItem *item, gpointer data)
3221 struct gui_data *inst = (struct gui_data *)data;
3223 fork_and_exec_self(inst, -1, NULL);
3226 void restart_session_menuitem(GtkMenuItem *item, gpointer data)
3228 struct gui_data *inst = (struct gui_data *)data;
3231 logevent(inst, "----- Session restarted -----");
3232 term_pwron(inst->term, FALSE);
3233 start_backend(inst);
3234 inst->exited = FALSE;
3238 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3240 struct gui_data *inst = (struct gui_data *)data;
3241 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3243 fork_and_exec_self(inst, -1, "-load", str, NULL);
3246 void saved_session_freedata(GtkMenuItem *item, gpointer data)
3248 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3253 static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
3255 struct gui_data *inst = (struct gui_data *)data;
3256 struct sesslist sesslist;
3259 gtk_container_foreach(GTK_CONTAINER(inst->sessionsmenu),
3260 (GtkCallback)gtk_widget_destroy, NULL);
3262 get_sesslist(&sesslist, TRUE);
3263 for (i = 1; i < sesslist.nsessions; i++) {
3264 GtkWidget *menuitem =
3265 gtk_menu_item_new_with_label(sesslist.sessions[i]);
3266 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3267 gtk_widget_show(menuitem);
3268 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3269 dupstr(sesslist.sessions[i]));
3270 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3271 GTK_SIGNAL_FUNC(saved_session_menuitem),
3273 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3274 GTK_SIGNAL_FUNC(saved_session_freedata),
3277 get_sesslist(&sesslist, FALSE); /* free up */
3280 void update_specials_menu(void *frontend)
3282 struct gui_data *inst = (struct gui_data *)frontend;
3284 const struct telnet_special *specials;
3287 specials = inst->back->get_specials(inst->backhandle);
3291 /* I believe this disposes of submenus too. */
3292 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3293 (GtkCallback)gtk_widget_destroy, NULL);
3296 GtkWidget *menu = inst->specialsmenu;
3297 /* A lame "stack" for submenus that will do for now. */
3298 GtkWidget *saved_menu = NULL;
3300 for (i = 0; nesting > 0; i++) {
3301 GtkWidget *menuitem = NULL;
3302 switch (specials[i].code) {
3304 assert (nesting < 2);
3305 saved_menu = menu; /* XXX lame stacking */
3306 menu = gtk_menu_new();
3307 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3308 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
3309 gtk_container_add(GTK_CONTAINER(saved_menu), menuitem);
3310 gtk_widget_show(menuitem);
3317 menu = saved_menu; /* XXX lame stacking */
3322 menuitem = gtk_menu_item_new();
3325 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3326 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3327 GINT_TO_POINTER(specials[i].code));
3328 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3329 GTK_SIGNAL_FUNC(special_menuitem), inst);
3333 gtk_container_add(GTK_CONTAINER(menu), menuitem);
3334 gtk_widget_show(menuitem);
3337 gtk_widget_show(inst->specialsitem1);
3338 gtk_widget_show(inst->specialsitem2);
3340 gtk_widget_hide(inst->specialsitem1);
3341 gtk_widget_hide(inst->specialsitem2);
3345 static void start_backend(struct gui_data *inst)
3347 extern Backend *select_backend(Config *cfg);
3351 inst->back = select_backend(&inst->cfg);
3353 error = inst->back->init((void *)inst, &inst->backhandle,
3354 &inst->cfg, inst->cfg.host, inst->cfg.port,
3355 &realhost, inst->cfg.tcp_nodelay,
3356 inst->cfg.tcp_keepalives);
3359 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3360 inst->cfg.host, error);
3361 inst->exited = TRUE;
3362 fatal_message_box(inst->window, msg);
3367 if (inst->cfg.wintitle[0]) {
3368 set_title(inst, inst->cfg.wintitle);
3369 set_icon(inst, inst->cfg.wintitle);
3371 char *title = make_default_wintitle(realhost);
3372 set_title(inst, title);
3373 set_icon(inst, title);
3376 inst->back->provide_logctx(inst->backhandle, inst->logctx);
3378 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3381 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle,
3384 gtk_widget_hide(inst->restartitem);
3387 int pt_main(int argc, char **argv)
3389 extern int cfgbox(Config *cfg);
3390 struct gui_data *inst;
3393 * Create an instance structure and initialise to zeroes
3395 inst = snew(struct gui_data);
3396 memset(inst, 0, sizeof(*inst));
3397 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
3398 inst->busy_status = BUSY_NOT;
3400 /* defer any child exit handling until we're ready to deal with
3402 block_signal(SIGCHLD, 1);
3404 inst->progname = argv[0];
3406 * Copy the original argv before letting gtk_init fiddle with
3407 * it. It will be required later.
3411 inst->gtkargvstart = snewn(argc-1, char *);
3412 for (i = 1; i < argc; i++)
3413 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3415 gtk_init(&argc, &argv);
3416 inst->ngtkargs = oldargc - argc;
3419 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3420 read_dupsession_data(inst, &inst->cfg, argv[1]);
3421 /* Splatter this argument so it doesn't clutter a ps listing */
3422 memset(argv[1], 0, strlen(argv[1]));
3424 if (do_cmdline(argc, argv, 0, inst, &inst->cfg))
3425 exit(1); /* pre-defaults pass to get -class */
3426 do_defaults(NULL, &inst->cfg);
3427 if (do_cmdline(argc, argv, 1, inst, &inst->cfg))
3428 exit(1); /* post-defaults, do everything */
3430 cmdline_run_saved(&inst->cfg);
3432 if (!*inst->cfg.host && !cfgbox(&inst->cfg))
3433 exit(0); /* config box hit Cancel */
3436 if (!compound_text_atom)
3437 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3438 if (!utf8_string_atom)
3439 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
3441 setup_fonts_ucs(inst);
3444 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3447 * Set up the colour map.
3449 palette_reset(inst);
3451 inst->width = inst->cfg.width;
3452 inst->height = inst->cfg.height;
3454 inst->area = gtk_drawing_area_new();
3455 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3456 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
3457 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
3458 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3459 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
3460 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
3462 * We always create the scrollbar; it remains invisible if
3463 * unwanted, so we can pop it up quickly if it suddenly becomes
3466 if (inst->cfg.scrollbar_on_left)
3467 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3468 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
3469 if (!inst->cfg.scrollbar_on_left)
3470 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3472 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
3474 set_geom_hints(inst);
3476 gtk_widget_show(inst->area);
3477 if (inst->cfg.scrollbar)
3478 gtk_widget_show(inst->sbar);
3480 gtk_widget_hide(inst->sbar);
3481 gtk_widget_show(GTK_WIDGET(inst->hbox));
3484 int x = inst->xpos, y = inst->ypos;
3486 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3487 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3488 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3489 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3490 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3493 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
3494 GTK_SIGNAL_FUNC(destroy), inst);
3495 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
3496 GTK_SIGNAL_FUNC(delete_window), inst);
3497 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
3498 GTK_SIGNAL_FUNC(key_event), inst);
3499 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3500 GTK_SIGNAL_FUNC(key_event), inst);
3501 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
3502 GTK_SIGNAL_FUNC(focus_event), inst);
3503 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
3504 GTK_SIGNAL_FUNC(focus_event), inst);
3505 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3506 GTK_SIGNAL_FUNC(configure_area), inst);
3507 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3508 GTK_SIGNAL_FUNC(expose_area), inst);
3509 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3510 GTK_SIGNAL_FUNC(button_event), inst);
3511 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3512 GTK_SIGNAL_FUNC(button_event), inst);
3513 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3514 GTK_SIGNAL_FUNC(motion_event), inst);
3515 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3516 GTK_SIGNAL_FUNC(selection_received), inst);
3517 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3518 GTK_SIGNAL_FUNC(selection_get), inst);
3519 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3520 GTK_SIGNAL_FUNC(selection_clear), inst);
3521 if (inst->cfg.scrollbar)
3522 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3523 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
3524 gtk_widget_add_events(GTK_WIDGET(inst->area),
3525 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3526 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
3527 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
3529 gtk_widget_show(inst->window);
3531 set_window_background(inst);
3534 * Set up the Ctrl+rightclick context menu.
3537 GtkWidget *menuitem;
3539 extern const int use_event_log, new_session, saved_sessions;
3541 inst->menu = gtk_menu_new();
3543 #define MKMENUITEM(title, func) do { \
3544 menuitem = title ? gtk_menu_item_new_with_label(title) : \
3545 gtk_menu_item_new(); \
3546 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3547 gtk_widget_show(menuitem); \
3549 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3550 GTK_SIGNAL_FUNC(func), inst); \
3553 MKMENUITEM("New Session", new_session_menuitem);
3554 MKMENUITEM("Restart Session", restart_session_menuitem);
3555 inst->restartitem = menuitem;
3556 gtk_widget_hide(inst->restartitem);
3557 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3558 if (saved_sessions) {
3559 inst->sessionsmenu = gtk_menu_new();
3560 /* sessionsmenu will be updated when it's invoked */
3561 /* XXX is this the right way to do dynamic menus in Gtk? */
3562 MKMENUITEM("Saved Sessions", update_savedsess_menu);
3563 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3564 inst->sessionsmenu);
3566 MKMENUITEM(NULL, NULL);
3567 MKMENUITEM("Change Settings", change_settings_menuitem);
3568 MKMENUITEM(NULL, NULL);
3570 MKMENUITEM("Event Log", event_log_menuitem);
3571 MKMENUITEM("Special Commands", NULL);
3572 inst->specialsmenu = gtk_menu_new();
3573 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3574 inst->specialsitem1 = menuitem;
3575 MKMENUITEM(NULL, NULL);
3576 inst->specialsitem2 = menuitem;
3577 gtk_widget_hide(inst->specialsitem1);
3578 gtk_widget_hide(inst->specialsitem2);
3579 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3580 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
3581 MKMENUITEM("Copy All", copy_all_menuitem);
3582 MKMENUITEM(NULL, NULL);
3583 s = dupcat("About ", appname, NULL);
3584 MKMENUITEM(s, about_menuitem);
3589 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3590 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
3591 inst->waitcursor = make_mouse_ptr(inst, GDK_WATCH);
3592 inst->blankcursor = make_mouse_ptr(inst, -1);
3593 make_mouse_ptr(inst, -2); /* clean up cursor font */
3594 inst->currcursor = inst->textcursor;
3595 show_mouseptr(inst, 1);
3597 inst->eventlogstuff = eventlogstuff_new();
3599 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
3600 inst->logctx = log_init(inst, &inst->cfg);
3601 term_provide_logctx(inst->term, inst->logctx);
3605 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
3607 start_backend(inst);
3609 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
3611 /* now we're reday to deal with the child exit handler being
3613 block_signal(SIGCHLD, 0);
3616 * Block SIGPIPE: if we attempt Duplicate Session or similar
3617 * and it falls over in some way, we certainly don't want
3618 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3619 * this _after_ (at least pterm) forks off its child process,
3620 * since the child wants SIGPIPE handled in the usual way.
3622 block_signal(SIGPIPE, 1);
3624 inst->exited = FALSE;