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 */
33 #define CAT2(x,y) x ## y
34 #define CAT(x,y) CAT2(x,y)
35 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
37 #if GTK_CHECK_VERSION(2,0,0)
38 ASSERT(sizeof(long) <= sizeof(gsize));
39 #define LONG_TO_GPOINTER(l) GSIZE_TO_POINTER(l)
40 #define GPOINTER_TO_LONG(p) GPOINTER_TO_SIZE(p)
42 ASSERT(sizeof(long) <= sizeof(gpointer));
43 #define LONG_TO_GPOINTER(l) ((gpointer)(long)(l))
44 #define GPOINTER_TO_LONG(p) ((long)(p))
47 /* Colours come in two flavours: configurable, and xterm-extended. */
48 #define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */
49 #define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
51 GdkAtom compound_text_atom, utf8_string_atom;
53 extern char **pty_argv; /* declared in pty.c */
54 extern int use_pty_argv;
57 * Timers are global across all sessions (even if we were handling
58 * multiple sessions, which we aren't), so the current timer ID is
61 static guint timer_id = 0;
64 GtkWidget *window, *area, *sbar;
66 GtkAdjustment *sbar_adjust;
67 GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2,
69 GtkWidget *sessionsmenu;
71 unifont *fonts[4]; /* normal, bold, wide, widebold */
72 int xpos, ypos, gotpos, gravity;
73 GdkCursor *rawcursor, *textcursor, *blankcursor, *waitcursor, *currcursor;
74 GdkColor cols[NALLCOLOURS];
76 wchar_t *pastein_data;
79 char *pasteout_data, *pasteout_data_ctext, *pasteout_data_utf8;
80 int pasteout_data_len, pasteout_data_ctext_len, pasteout_data_utf8_len;
81 int font_width, font_height;
86 guint term_paste_idle_id;
87 guint term_exit_idle_id;
92 int master_fd, master_func_id;
99 struct unicode_data ucsdata;
102 char *progname, **gtkargvstart;
104 guint32 input_event_time; /* Timestamp of the most recent input event. */
106 /* Cached things out of conf that we refer to a lot */
112 static void cache_conf_values(struct gui_data *inst)
114 inst->bold_colour = conf_get_int(inst->conf, CONF_bold_colour);
115 inst->window_border = conf_get_int(inst->conf, CONF_window_border);
116 inst->cursor_type = conf_get_int(inst->conf, CONF_cursor_type);
121 struct gui_data *inst;
124 static int send_raw_mouse;
126 static char *app_name = "pterm";
128 static void start_backend(struct gui_data *inst);
130 char *x_get_default(const char *key)
132 return XGetDefault(GDK_DISPLAY(), app_name, key);
135 void connection_fatal(void *frontend, char *p, ...)
137 struct gui_data *inst = (struct gui_data *)frontend;
142 msg = dupvprintf(p, ap);
145 fatal_message_box(inst->window, msg);
147 if (conf_get_int(inst->conf, CONF_close_on_exit) == FORCE_ON)
152 * Default settings that are specific to pterm.
154 FontSpec platform_default_fontspec(const char *name)
157 if (!strcmp(name, "Font"))
158 strcpy(ret.name, "server:fixed");
164 Filename platform_default_filename(const char *name)
167 if (!strcmp(name, "LogFileName"))
168 strcpy(ret.path, "putty.log");
174 char *platform_default_s(const char *name)
176 if (!strcmp(name, "SerialLine"))
177 return dupstr("/dev/ttyS0");
181 int platform_default_i(const char *name, int def)
183 if (!strcmp(name, "CloseOnExit"))
184 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
185 if (!strcmp(name, "WinNameAlways"))
186 return 0; /* X natively supports icon titles, so use 'em by default */
190 /* Dummy routine, only required in plink. */
191 void ldisc_update(void *frontend, int echo, int edit)
195 char *get_ttymode(void *frontend, const char *mode)
197 struct gui_data *inst = (struct gui_data *)frontend;
198 return term_get_ttymode(inst->term, mode);
201 int from_backend(void *frontend, int is_stderr, const char *data, int len)
203 struct gui_data *inst = (struct gui_data *)frontend;
204 return term_data(inst->term, is_stderr, data, len);
207 int from_backend_untrusted(void *frontend, const char *data, int len)
209 struct gui_data *inst = (struct gui_data *)frontend;
210 return term_data_untrusted(inst->term, data, len);
213 int from_backend_eof(void *frontend)
215 return TRUE; /* do respond to incoming EOF with outgoing */
218 int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
220 struct gui_data *inst = (struct gui_data *)p->frontend;
222 ret = cmdline_get_passwd_input(p, in, inlen);
224 ret = term_get_userpass_input(inst->term, p, in, inlen);
228 void logevent(void *frontend, const char *string)
230 struct gui_data *inst = (struct gui_data *)frontend;
232 log_eventlog(inst->logctx, string);
234 logevent_dlg(inst->eventlogstuff, string);
237 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
239 struct gui_data *inst = (struct gui_data *)frontend;
242 return inst->font_height;
244 return inst->font_width;
248 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
249 * into a cooked one (SELECT, EXTEND, PASTE).
251 * In Unix, this is not configurable; the X button arrangement is
252 * rock-solid across all applications, everyone has a three-button
253 * mouse or a means of faking it, and there is no need to switch
254 * buttons around at all.
256 static Mouse_Button translate_button(Mouse_Button button)
258 /* struct gui_data *inst = (struct gui_data *)frontend; */
260 if (button == MBT_LEFT)
262 if (button == MBT_MIDDLE)
264 if (button == MBT_RIGHT)
266 return 0; /* shouldn't happen */
270 * Return the top-level GtkWindow associated with a particular
271 * front end instance.
273 void *get_window(void *frontend)
275 struct gui_data *inst = (struct gui_data *)frontend;
280 * Minimise or restore the window in response to a server-side
283 void set_iconic(void *frontend, int iconic)
286 * GTK 1.2 doesn't know how to do this.
288 #if GTK_CHECK_VERSION(2,0,0)
289 struct gui_data *inst = (struct gui_data *)frontend;
291 gtk_window_iconify(GTK_WINDOW(inst->window));
293 gtk_window_deiconify(GTK_WINDOW(inst->window));
298 * Move the window in response to a server-side request.
300 void move_window(void *frontend, int x, int y)
302 struct gui_data *inst = (struct gui_data *)frontend;
304 * I assume that when the GTK version of this call is available
305 * we should use it. Not sure how it differs from the GDK one,
308 #if GTK_CHECK_VERSION(2,0,0)
309 gtk_window_move(GTK_WINDOW(inst->window), x, y);
311 gdk_window_move(inst->window->window, x, y);
316 * Move the window to the top or bottom of the z-order in response
317 * to a server-side request.
319 void set_zorder(void *frontend, int top)
321 struct gui_data *inst = (struct gui_data *)frontend;
323 gdk_window_raise(inst->window->window);
325 gdk_window_lower(inst->window->window);
329 * Refresh the window in response to a server-side request.
331 void refresh_window(void *frontend)
333 struct gui_data *inst = (struct gui_data *)frontend;
334 term_invalidate(inst->term);
338 * Maximise or restore the window in response to a server-side
341 void set_zoomed(void *frontend, int zoomed)
344 * GTK 1.2 doesn't know how to do this.
346 #if GTK_CHECK_VERSION(2,0,0)
347 struct gui_data *inst = (struct gui_data *)frontend;
349 gtk_window_maximize(GTK_WINDOW(inst->window));
351 gtk_window_unmaximize(GTK_WINDOW(inst->window));
356 * Report whether the window is iconic, for terminal reports.
358 int is_iconic(void *frontend)
360 struct gui_data *inst = (struct gui_data *)frontend;
361 return !gdk_window_is_viewable(inst->window->window);
365 * Report the window's position, for terminal reports.
367 void get_window_pos(void *frontend, int *x, int *y)
369 struct gui_data *inst = (struct gui_data *)frontend;
371 * I assume that when the GTK version of this call is available
372 * we should use it. Not sure how it differs from the GDK one,
375 #if GTK_CHECK_VERSION(2,0,0)
376 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
378 gdk_window_get_position(inst->window->window, x, y);
383 * Report the window's pixel size, for terminal reports.
385 void get_window_pixels(void *frontend, int *x, int *y)
387 struct gui_data *inst = (struct gui_data *)frontend;
389 * I assume that when the GTK version of this call is available
390 * we should use it. Not sure how it differs from the GDK one,
393 #if GTK_CHECK_VERSION(2,0,0)
394 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
396 gdk_window_get_size(inst->window->window, x, y);
401 * Return the window or icon title.
403 char *get_window_title(void *frontend, int icon)
405 struct gui_data *inst = (struct gui_data *)frontend;
406 return icon ? inst->icontitle : inst->wintitle;
409 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
411 struct gui_data *inst = (struct gui_data *)data;
412 if (!inst->exited && conf_get_int(inst->conf, CONF_warn_on_close)) {
413 if (!reallyclose(inst))
419 static void update_mouseptr(struct gui_data *inst)
421 switch (inst->busy_status) {
423 if (!inst->mouseptr_visible) {
424 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
425 } else if (send_raw_mouse) {
426 gdk_window_set_cursor(inst->area->window, inst->rawcursor);
428 gdk_window_set_cursor(inst->area->window, inst->textcursor);
431 case BUSY_WAITING: /* XXX can we do better? */
433 /* We always display these cursors. */
434 gdk_window_set_cursor(inst->area->window, inst->waitcursor);
441 static void show_mouseptr(struct gui_data *inst, int show)
443 if (!conf_get_int(inst->conf, CONF_hide_mouseptr))
445 inst->mouseptr_visible = show;
446 update_mouseptr(inst);
449 void draw_backing_rect(struct gui_data *inst)
451 GdkGC *gc = gdk_gc_new(inst->area->window);
452 gdk_gc_set_foreground(gc, &inst->cols[258]); /* default background */
453 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
454 inst->width * inst->font_width + 2*inst->window_border,
455 inst->height * inst->font_height + 2*inst->window_border);
459 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
461 struct gui_data *inst = (struct gui_data *)data;
462 int w, h, need_size = 0;
465 * See if the terminal size has changed, in which case we must
466 * let the terminal know.
468 w = (event->width - 2*inst->window_border) / inst->font_width;
469 h = (event->height - 2*inst->window_border) / inst->font_height;
470 if (w != inst->width || h != inst->height) {
473 conf_set_int(inst->conf, CONF_width, inst->width);
474 conf_set_int(inst->conf, CONF_height, inst->height);
479 gdk_pixmap_unref(inst->pixmap);
483 inst->pixmap = gdk_pixmap_new(widget->window,
484 (w * inst->font_width + 2*inst->window_border),
485 (h * inst->font_height + 2*inst->window_border), -1);
487 draw_backing_rect(inst);
489 if (need_size && inst->term) {
490 term_size(inst->term, h, w, conf_get_int(inst->conf, CONF_savelines));
494 term_invalidate(inst->term);
499 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
501 struct gui_data *inst = (struct gui_data *)data;
504 * Pass the exposed rectangle to terminal.c, which will call us
505 * back to do the actual painting.
508 gdk_draw_pixmap(widget->window,
509 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
511 event->area.x, event->area.y,
512 event->area.x, event->area.y,
513 event->area.width, event->area.height);
518 #define KEY_PRESSED(k) \
519 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
521 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
523 struct gui_data *inst = (struct gui_data *)data;
525 wchar_t ucsoutput[2];
526 int ucsval, start, end, special, output_charset, use_ucsoutput;
528 /* Remember the timestamp. */
529 inst->input_event_time = event->time;
531 /* By default, nothing is generated. */
533 special = use_ucsoutput = FALSE;
534 output_charset = CS_ISO8859_1;
537 * If Alt is being released after typing an Alt+numberpad
538 * sequence, we should generate the code that was typed.
540 * Note that we only do this if more than one key was actually
541 * pressed - I don't think Alt+NumPad4 should be ^D or that
542 * Alt+NumPad3 should be ^C, for example. There's no serious
543 * inconvenience in having to type a zero before a single-digit
546 if (event->type == GDK_KEY_RELEASE &&
547 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
548 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
549 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
551 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
554 * FIXME: we might usefully try to do something clever here
555 * about interpreting the generated key code in a way that's
556 * appropriate to the line code page.
558 output[0] = inst->alt_keycode;
563 if (event->type == GDK_KEY_PRESS) {
567 printf("keypress: keyval = %04x, state = %08x; string =",
568 event->keyval, event->state);
569 for (i = 0; event->string[i]; i++)
570 printf(" %02x", (unsigned char) event->string[i]);
576 * NYI: Compose key (!!! requires Unicode faff before even trying)
580 * If Alt has just been pressed, we start potentially
581 * accumulating an Alt+numberpad code. We do this by
582 * setting alt_keycode to -1 (nothing yet but plausible).
584 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
585 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
586 inst->alt_keycode = -1;
587 inst->alt_digits = 0;
588 goto done; /* this generates nothing else */
592 * If we're seeing a numberpad key press with Mod1 down,
593 * consider adding it to alt_keycode if that's sensible.
594 * Anything _else_ with Mod1 down cancels any possibility
595 * of an ALT keycode: we set alt_keycode to -2.
597 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
599 switch (event->keyval) {
600 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
601 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
602 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
603 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
604 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
605 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
606 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
607 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
608 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
609 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
612 inst->alt_keycode = -2; /* it's invalid */
615 printf("Adding digit %d to keycode %d", digit,
618 if (inst->alt_keycode == -1)
619 inst->alt_keycode = digit; /* one-digit code */
621 inst->alt_keycode = inst->alt_keycode * 10 + digit;
624 printf(" gives new code %d\n", inst->alt_keycode);
626 /* Having used this digit, we now do nothing more with it. */
632 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
635 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
636 term_scroll(inst->term, 0, -inst->height/2);
639 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
640 term_scroll(inst->term, 0, -1);
643 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
644 term_scroll(inst->term, 0, +inst->height/2);
647 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
648 term_scroll(inst->term, 0, +1);
653 * Neither does Shift-Ins.
655 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
661 use_ucsoutput = FALSE;
663 /* ALT+things gives leading Escape. */
665 #if !GTK_CHECK_VERSION(2,0,0)
667 * In vanilla X, and hence also GDK 1.2, the string received
668 * as part of a keyboard event is assumed to be in
669 * ISO-8859-1. (Seems woefully shortsighted in i18n terms,
670 * but it's true: see the man page for XLookupString(3) for
673 output_charset = CS_ISO8859_1;
674 strncpy(output+1, event->string, lenof(output)-1);
677 * GDK 2.0 arranges to have done some translation for us: in
678 * GDK 2.0, event->string is encoded in the current locale.
680 * (However, it's also deprecated; we really ought to be
681 * using a GTKIMContext.)
683 * So we use the standard C library function mbstowcs() to
684 * convert from the current locale into Unicode; from there
685 * we can convert to whatever PuTTY is currently working in.
686 * (In fact I convert straight back to UTF-8 from
687 * wide-character Unicode, for the sake of simplicity: that
688 * way we can still use exactly the same code to manipulate
689 * the string, such as prefixing ESC.)
691 output_charset = CS_UTF8;
693 wchar_t widedata[32], *wp;
697 wlen = mb_to_wc(DEFAULT_CODEPAGE, 0,
698 event->string, strlen(event->string),
699 widedata, lenof(widedata)-1);
702 ulen = charset_from_unicode(&wp, &wlen, output+1, lenof(output)-2,
703 CS_UTF8, NULL, NULL, 0);
704 output[1+ulen] = '\0';
709 (ucsval = keysym_to_unicode(event->keyval)) >= 0) {
710 ucsoutput[0] = '\033';
711 ucsoutput[1] = ucsval;
712 use_ucsoutput = TRUE;
715 output[lenof(output)-1] = '\0';
716 end = strlen(output);
718 if (event->state & GDK_MOD1_MASK) {
720 if (end == 1) end = 0;
724 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
725 if (!output[1] && event->keyval == '`' &&
726 (event->state & GDK_CONTROL_MASK)) {
728 use_ucsoutput = FALSE;
732 /* Control-Break sends a Break special to the backend */
733 if (event->keyval == GDK_Break &&
734 (event->state & GDK_CONTROL_MASK)) {
736 inst->back->special(inst->backhandle, TS_BRK);
740 /* We handle Return ourselves, because it needs to be flagged as
741 * special to ldisc. */
742 if (event->keyval == GDK_Return) {
744 use_ucsoutput = FALSE;
749 /* Control-2, Control-Space and Control-@ are NUL */
751 (event->keyval == ' ' || event->keyval == '2' ||
752 event->keyval == '@') &&
753 (event->state & (GDK_SHIFT_MASK |
754 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
756 use_ucsoutput = FALSE;
760 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
761 if (!output[1] && event->keyval == ' ' &&
762 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
763 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
765 output_charset = CS_ISO8859_1;
766 use_ucsoutput = FALSE;
770 /* We don't let GTK tell us what Backspace is! We know better. */
771 if (event->keyval == GDK_BackSpace &&
772 !(event->state & GDK_SHIFT_MASK)) {
773 output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
775 use_ucsoutput = FALSE;
779 /* For Shift Backspace, do opposite of what is configured. */
780 if (event->keyval == GDK_BackSpace &&
781 (event->state & GDK_SHIFT_MASK)) {
782 output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
784 use_ucsoutput = FALSE;
789 /* Shift-Tab is ESC [ Z */
790 if (event->keyval == GDK_ISO_Left_Tab ||
791 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
792 end = 1 + sprintf(output+1, "\033[Z");
793 use_ucsoutput = FALSE;
795 /* And normal Tab is Tab, if the keymap hasn't already told us.
796 * (Curiously, at least one version of the MacOS 10.5 X server
797 * doesn't translate Tab for us. */
798 if (event->keyval == GDK_Tab && end <= 1) {
804 * NetHack keypad mode.
806 if (conf_get_int(inst->conf, CONF_nethack_keypad)) {
808 switch (event->keyval) {
809 case GDK_KP_1: case GDK_KP_End: keys = "bB\002"; break;
810 case GDK_KP_2: case GDK_KP_Down: keys = "jJ\012"; break;
811 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN\016"; break;
812 case GDK_KP_4: case GDK_KP_Left: keys = "hH\010"; break;
813 case GDK_KP_5: case GDK_KP_Begin: keys = "..."; break;
814 case GDK_KP_6: case GDK_KP_Right: keys = "lL\014"; break;
815 case GDK_KP_7: case GDK_KP_Home: keys = "yY\031"; break;
816 case GDK_KP_8: case GDK_KP_Up: keys = "kK\013"; break;
817 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU\025"; break;
821 if (event->state & GDK_CONTROL_MASK)
823 else if (event->state & GDK_SHIFT_MASK)
827 use_ucsoutput = FALSE;
833 * Application keypad mode.
835 if (inst->term->app_keypad_keys &&
836 !conf_get_int(inst->conf, CONF_no_applic_k)) {
838 switch (event->keyval) {
839 case GDK_Num_Lock: xkey = 'P'; break;
840 case GDK_KP_Divide: xkey = 'Q'; break;
841 case GDK_KP_Multiply: xkey = 'R'; break;
842 case GDK_KP_Subtract: xkey = 'S'; break;
844 * Keypad + is tricky. It covers a space that would
845 * be taken up on the VT100 by _two_ keys; so we
846 * let Shift select between the two. Worse still,
847 * in xterm function key mode we change which two...
850 if (conf_get_int(inst->conf, CONF_funky_type) == FUNKY_XTERM) {
851 if (event->state & GDK_SHIFT_MASK)
855 } else if (event->state & GDK_SHIFT_MASK)
860 case GDK_KP_Enter: xkey = 'M'; break;
861 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
862 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
863 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
864 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
865 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
866 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
867 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
868 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
869 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
870 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
871 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
874 if (inst->term->vt52_mode) {
875 if (xkey >= 'P' && xkey <= 'S')
876 end = 1 + sprintf(output+1, "\033%c", xkey);
878 end = 1 + sprintf(output+1, "\033?%c", xkey);
880 end = 1 + sprintf(output+1, "\033O%c", xkey);
881 use_ucsoutput = FALSE;
887 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
888 * for integer decimal nn.)
890 * We also deal with the weird ones here. Linux VCs replace F1
891 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
892 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
897 int funky_type = conf_get_int(inst->conf, CONF_funky_type);
898 switch (event->keyval) {
900 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
903 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
906 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
909 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
912 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
915 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
918 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
921 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
924 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
927 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
960 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
961 case GDK_Home: case GDK_KP_Home:
964 case GDK_Insert: case GDK_KP_Insert:
967 case GDK_Delete: case GDK_KP_Delete:
970 case GDK_End: case GDK_KP_End:
973 case GDK_Page_Up: case GDK_KP_Page_Up:
976 case GDK_Page_Down: case GDK_KP_Page_Down:
980 /* Reorder edit keys to physical order */
981 if (funky_type == FUNKY_VT400 && code <= 6)
982 code = "\0\2\1\4\5\3\6"[code];
984 if (inst->term->vt52_mode && code > 0 && code <= 6) {
985 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
986 use_ucsoutput = FALSE;
990 if (funky_type == FUNKY_SCO && /* SCO function keys */
991 code >= 11 && code <= 34) {
992 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
994 switch (event->keyval) {
995 case GDK_F1: index = 0; break;
996 case GDK_F2: index = 1; break;
997 case GDK_F3: index = 2; break;
998 case GDK_F4: index = 3; break;
999 case GDK_F5: index = 4; break;
1000 case GDK_F6: index = 5; break;
1001 case GDK_F7: index = 6; break;
1002 case GDK_F8: index = 7; break;
1003 case GDK_F9: index = 8; break;
1004 case GDK_F10: index = 9; break;
1005 case GDK_F11: index = 10; break;
1006 case GDK_F12: index = 11; break;
1008 if (event->state & GDK_SHIFT_MASK) index += 12;
1009 if (event->state & GDK_CONTROL_MASK) index += 24;
1010 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
1011 use_ucsoutput = FALSE;
1014 if (funky_type == FUNKY_SCO && /* SCO small keypad */
1015 code >= 1 && code <= 6) {
1016 char codes[] = "HL.FIG";
1021 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
1023 use_ucsoutput = FALSE;
1026 if ((inst->term->vt52_mode || funky_type == FUNKY_VT100P) &&
1027 code >= 11 && code <= 24) {
1033 if (inst->term->vt52_mode)
1034 end = 1 + sprintf(output+1,
1035 "\x1B%c", code + 'P' - 11 - offt);
1037 end = 1 + sprintf(output+1,
1038 "\x1BO%c", code + 'P' - 11 - offt);
1039 use_ucsoutput = FALSE;
1042 if (funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
1043 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
1044 use_ucsoutput = FALSE;
1047 if (funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
1048 if (inst->term->vt52_mode)
1049 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
1051 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
1052 use_ucsoutput = FALSE;
1055 if ((code == 1 || code == 4) &&
1056 conf_get_int(inst->conf, CONF_rxvt_homeend)) {
1057 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
1058 use_ucsoutput = FALSE;
1062 end = 1 + sprintf(output+1, "\x1B[%d~", code);
1063 use_ucsoutput = FALSE;
1069 * Cursor keys. (This includes the numberpad cursor keys,
1070 * if we haven't already done them due to app keypad mode.)
1072 * Here we also process un-numlocked un-appkeypadded KP5,
1073 * which sends ESC [ G.
1077 switch (event->keyval) {
1078 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
1079 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
1080 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
1081 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
1082 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
1085 end = 1 + format_arrow_key(output+1, inst->term, xkey,
1086 event->state & GDK_CONTROL_MASK);
1087 use_ucsoutput = FALSE;
1096 if (end-start > 0) {
1097 #ifdef KEY_DEBUGGING
1099 printf("generating sequence:");
1100 for (i = start; i < end; i++)
1101 printf(" %02x", (unsigned char) output[i]);
1107 * For special control characters, the character set
1108 * should never matter.
1110 output[end] = '\0'; /* NUL-terminate */
1112 ldisc_send(inst->ldisc, output+start, -2, 1);
1113 } else if (!inst->direct_to_font) {
1114 if (!use_ucsoutput) {
1116 lpage_send(inst->ldisc, output_charset, output+start,
1120 * We generated our own Unicode key data from the
1121 * keysym, so use that instead.
1124 luni_send(inst->ldisc, ucsoutput+start, end-start, 1);
1128 * In direct-to-font mode, we just send the string
1129 * exactly as we received it.
1132 ldisc_send(inst->ldisc, output+start, end-start, 1);
1135 show_mouseptr(inst, 0);
1136 term_seen_key_event(inst->term);
1142 gboolean button_internal(struct gui_data *inst, guint32 timestamp,
1143 GdkEventType type, guint ebutton, guint state,
1144 gdouble ex, gdouble ey)
1146 int shift, ctrl, alt, x, y, button, act;
1148 /* Remember the timestamp. */
1149 inst->input_event_time = timestamp;
1151 show_mouseptr(inst, 1);
1153 if (ebutton == 4 && type == GDK_BUTTON_PRESS) {
1154 term_scroll(inst->term, 0, -5);
1157 if (ebutton == 5 && type == GDK_BUTTON_PRESS) {
1158 term_scroll(inst->term, 0, +5);
1162 shift = state & GDK_SHIFT_MASK;
1163 ctrl = state & GDK_CONTROL_MASK;
1164 alt = state & GDK_MOD1_MASK;
1166 if (ebutton == 3 && ctrl) {
1167 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
1168 ebutton, timestamp);
1174 else if (ebutton == 2)
1175 button = MBT_MIDDLE;
1176 else if (ebutton == 3)
1179 return FALSE; /* don't even know what button! */
1182 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
1183 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
1184 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
1185 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
1186 default: return FALSE; /* don't know this event type */
1189 if (send_raw_mouse && !(shift && conf_get_int(inst->conf,
1190 CONF_mouse_override)) &&
1191 act != MA_CLICK && act != MA_RELEASE)
1192 return TRUE; /* we ignore these in raw mouse mode */
1194 x = (ex - inst->window_border) / inst->font_width;
1195 y = (ey - inst->window_border) / inst->font_height;
1197 term_mouse(inst->term, button, translate_button(button), act,
1198 x, y, shift, ctrl, alt);
1203 gboolean button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
1205 struct gui_data *inst = (struct gui_data *)data;
1206 return button_internal(inst, event->time, event->type, event->button,
1207 event->state, event->x, event->y);
1210 #if GTK_CHECK_VERSION(2,0,0)
1212 * In GTK 2, mouse wheel events have become a new type of event.
1213 * This handler translates them back into button-4 and button-5
1214 * presses so that I don't have to change my old code too much :-)
1216 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
1218 struct gui_data *inst = (struct gui_data *)data;
1221 if (event->direction == GDK_SCROLL_UP)
1223 else if (event->direction == GDK_SCROLL_DOWN)
1228 return button_internal(inst, event->time, GDK_BUTTON_PRESS,
1229 button, event->state, event->x, event->y);
1233 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1235 struct gui_data *inst = (struct gui_data *)data;
1236 int shift, ctrl, alt, x, y, button;
1238 /* Remember the timestamp. */
1239 inst->input_event_time = event->time;
1241 show_mouseptr(inst, 1);
1243 shift = event->state & GDK_SHIFT_MASK;
1244 ctrl = event->state & GDK_CONTROL_MASK;
1245 alt = event->state & GDK_MOD1_MASK;
1246 if (event->state & GDK_BUTTON1_MASK)
1248 else if (event->state & GDK_BUTTON2_MASK)
1249 button = MBT_MIDDLE;
1250 else if (event->state & GDK_BUTTON3_MASK)
1253 return FALSE; /* don't even know what button! */
1255 x = (event->x - inst->window_border) / inst->font_width;
1256 y = (event->y - inst->window_border) / inst->font_height;
1258 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1259 x, y, shift, ctrl, alt);
1264 void frontend_keypress(void *handle)
1266 struct gui_data *inst = (struct gui_data *)handle;
1269 * If our child process has exited but not closed, terminate on
1276 static gint idle_exit_func(gpointer data)
1278 struct gui_data *inst = (struct gui_data *)data;
1279 int exitcode, close_on_exit;
1281 if (!inst->exited &&
1282 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
1283 inst->exited = TRUE;
1284 close_on_exit = conf_get_int(inst->conf, CONF_close_on_exit);
1285 if (close_on_exit == FORCE_ON ||
1286 (close_on_exit == AUTO && exitcode == 0))
1287 gtk_main_quit(); /* just go */
1289 ldisc_free(inst->ldisc);
1293 inst->back->free(inst->backhandle);
1294 inst->backhandle = NULL;
1296 term_provide_resize_fn(inst->term, NULL, NULL);
1297 update_specials_menu(inst);
1299 gtk_widget_set_sensitive(inst->restartitem, TRUE);
1302 gtk_idle_remove(inst->term_exit_idle_id);
1306 void notify_remote_exit(void *frontend)
1308 struct gui_data *inst = (struct gui_data *)frontend;
1310 inst->term_exit_idle_id = gtk_idle_add(idle_exit_func, inst);
1313 static gint timer_trigger(gpointer data)
1315 long now = GPOINTER_TO_LONG(data);
1319 if (run_timers(now, &next)) {
1320 ticks = next - GETTICKCOUNT();
1321 timer_id = gtk_timeout_add(ticks > 0 ? ticks : 1, timer_trigger,
1322 LONG_TO_GPOINTER(next));
1326 * Never let a timer resume. If we need another one, we've
1327 * asked for it explicitly above.
1332 void timer_change_notify(long next)
1337 gtk_timeout_remove(timer_id);
1339 ticks = next - GETTICKCOUNT();
1341 ticks = 1; /* just in case */
1343 timer_id = gtk_timeout_add(ticks, timer_trigger,
1344 LONG_TO_GPOINTER(next));
1347 void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1350 * We must process exceptional notifications before ordinary
1351 * readability ones, or we may go straight past the urgent
1354 if (condition & GDK_INPUT_EXCEPTION)
1355 select_result(sourcefd, 4);
1356 if (condition & GDK_INPUT_READ)
1357 select_result(sourcefd, 1);
1358 if (condition & GDK_INPUT_WRITE)
1359 select_result(sourcefd, 2);
1362 void destroy(GtkWidget *widget, gpointer data)
1367 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1369 struct gui_data *inst = (struct gui_data *)data;
1370 term_set_focus(inst->term, event->in);
1371 term_update(inst->term);
1372 show_mouseptr(inst, 1);
1376 void set_busy_status(void *frontend, int status)
1378 struct gui_data *inst = (struct gui_data *)frontend;
1379 inst->busy_status = status;
1380 update_mouseptr(inst);
1384 * set or clear the "raw mouse message" mode
1386 void set_raw_mouse_mode(void *frontend, int activate)
1388 struct gui_data *inst = (struct gui_data *)frontend;
1389 activate = activate && !conf_get_int(inst->conf, CONF_no_mouse_rep);
1390 send_raw_mouse = activate;
1391 update_mouseptr(inst);
1394 void request_resize(void *frontend, int w, int h)
1396 struct gui_data *inst = (struct gui_data *)frontend;
1397 int large_x, large_y;
1398 int offset_x, offset_y;
1400 GtkRequisition inner, outer;
1403 * This is a heinous hack dreamed up by the gnome-terminal
1404 * people to get around a limitation in gtk. The problem is
1405 * that in order to set the size correctly we really need to be
1406 * calling gtk_window_resize - but that needs to know the size
1407 * of the _whole window_, not the drawing area. So what we do
1408 * is to set an artificially huge size request on the drawing
1409 * area, recompute the resulting size request on the window,
1410 * and look at the difference between the two. That gives us
1411 * the x and y offsets we need to translate drawing area size
1412 * into window size for real, and then we call
1413 * gtk_window_resize.
1417 * We start by retrieving the current size of the whole window.
1418 * Adding a bit to _that_ will give us a value we can use as a
1419 * bogus size request which guarantees to be bigger than the
1420 * current size of the drawing area.
1422 get_window_pixels(inst, &large_x, &large_y);
1426 #if GTK_CHECK_VERSION(2,0,0)
1427 gtk_widget_set_size_request(inst->area, large_x, large_y);
1429 gtk_widget_set_usize(inst->area, large_x, large_y);
1431 gtk_widget_size_request(inst->area, &inner);
1432 gtk_widget_size_request(inst->window, &outer);
1434 offset_x = outer.width - inner.width;
1435 offset_y = outer.height - inner.height;
1437 area_x = inst->font_width * w + 2*inst->window_border;
1438 area_y = inst->font_height * h + 2*inst->window_border;
1441 * Now we must set the size request on the drawing area back to
1442 * something sensible before we commit the real resize. Best
1443 * way to do this, I think, is to set it to what the size is
1444 * really going to end up being.
1446 #if GTK_CHECK_VERSION(2,0,0)
1447 gtk_widget_set_size_request(inst->area, area_x, area_y);
1448 gtk_window_resize(GTK_WINDOW(inst->window),
1449 area_x + offset_x, area_y + offset_y);
1451 gtk_widget_set_usize(inst->area, area_x, area_y);
1452 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
1454 * I can no longer remember what this call to
1455 * gtk_container_dequeue_resize_handler is for. It was
1456 * introduced in r3092 with no comment, and the commit log
1457 * message was uninformative. I'm _guessing_ its purpose is to
1458 * prevent gratuitous resize processing on the window given
1459 * that we're about to resize it anyway, but I have no idea
1460 * why that's so incredibly vital.
1462 * I've tried removing the call, and nothing seems to go
1463 * wrong. I've backtracked to r3092 and tried removing the
1464 * call there, and still nothing goes wrong. So I'm going to
1465 * adopt the working hypothesis that it's superfluous; I won't
1466 * actually remove it from the GTK 1.2 code, but I won't
1467 * attempt to replicate its functionality in the GTK 2 code
1470 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
1471 gdk_window_resize(inst->window->window,
1472 area_x + offset_x, area_y + offset_y);
1476 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1478 gboolean success[1];
1480 inst->cols[n].red = r * 0x0101;
1481 inst->cols[n].green = g * 0x0101;
1482 inst->cols[n].blue = b * 0x0101;
1484 gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
1485 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1486 FALSE, TRUE, success);
1488 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
1492 void set_window_background(struct gui_data *inst)
1494 if (inst->area && inst->area->window)
1495 gdk_window_set_background(inst->area->window, &inst->cols[258]);
1496 if (inst->window && inst->window->window)
1497 gdk_window_set_background(inst->window->window, &inst->cols[258]);
1500 void palette_set(void *frontend, int n, int r, int g, int b)
1502 struct gui_data *inst = (struct gui_data *)frontend;
1505 if (n > NALLCOLOURS)
1507 real_palette_set(inst, n, r, g, b);
1509 /* Default Background changed. Ensure space between text area and
1510 * window border is redrawn */
1511 set_window_background(inst);
1512 draw_backing_rect(inst);
1513 gtk_widget_queue_draw(inst->area);
1517 void palette_reset(void *frontend)
1519 struct gui_data *inst = (struct gui_data *)frontend;
1520 /* This maps colour indices in inst->conf to those used in inst->cols. */
1521 static const int ww[] = {
1522 256, 257, 258, 259, 260, 261,
1523 0, 8, 1, 9, 2, 10, 3, 11,
1524 4, 12, 5, 13, 6, 14, 7, 15
1526 gboolean success[NALLCOLOURS];
1529 assert(lenof(ww) == NCFGCOLOURS);
1531 if (!inst->colmap) {
1532 inst->colmap = gdk_colormap_get_system();
1534 gdk_colormap_free_colors(inst->colmap, inst->cols, NALLCOLOURS);
1537 for (i = 0; i < NCFGCOLOURS; i++) {
1538 inst->cols[ww[i]].red =
1539 conf_get_int_int(inst->conf, CONF_colours, i*3+0) * 0x0101;
1540 inst->cols[ww[i]].green =
1541 conf_get_int_int(inst->conf, CONF_colours, i*3+1) * 0x0101;
1542 inst->cols[ww[i]].blue =
1543 conf_get_int_int(inst->conf, CONF_colours, i*3+2) * 0x0101;
1546 for (i = 0; i < NEXTCOLOURS; i++) {
1548 int r = i / 36, g = (i / 6) % 6, b = i % 6;
1549 inst->cols[i+16].red = r ? r * 0x2828 + 0x3737 : 0;
1550 inst->cols[i+16].green = g ? g * 0x2828 + 0x3737 : 0;
1551 inst->cols[i+16].blue = b ? b * 0x2828 + 0x3737 : 0;
1553 int shade = i - 216;
1554 shade = shade * 0x0a0a + 0x0808;
1555 inst->cols[i+16].red = inst->cols[i+16].green =
1556 inst->cols[i+16].blue = shade;
1560 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
1561 FALSE, TRUE, success);
1562 for (i = 0; i < NALLCOLOURS; i++) {
1564 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1566 conf_get_int_int(inst->conf, CONF_colours, i*3+0),
1567 conf_get_int_int(inst->conf, CONF_colours, i*3+1),
1568 conf_get_int_int(inst->conf, CONF_colours, i*3+2));
1571 /* Since Default Background may have changed, ensure that space
1572 * between text area and window border is refreshed. */
1573 set_window_background(inst);
1574 if (inst->area && inst->area->window) {
1575 draw_backing_rect(inst);
1576 gtk_widget_queue_draw(inst->area);
1580 /* Ensure that all the cut buffers exist - according to the ICCCM, we must
1581 * do this before we start using cut buffers.
1583 void init_cutbuffers()
1585 unsigned char empty[] = "";
1586 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1587 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0);
1588 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1589 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0);
1590 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1591 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0);
1592 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1593 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0);
1594 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1595 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0);
1596 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1597 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0);
1598 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1599 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0);
1600 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1601 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0);
1604 /* Store the data in a cut-buffer. */
1605 void store_cutbuffer(char * ptr, int len)
1607 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1608 XRotateBuffers(GDK_DISPLAY(), 1);
1609 XStoreBytes(GDK_DISPLAY(), ptr, len);
1612 /* Retrieve data from a cut-buffer.
1613 * Returned data needs to be freed with XFree().
1615 char * retrieve_cutbuffer(int * nbytes)
1618 ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
1619 if (*nbytes <= 0 && ptr != 0) {
1626 void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_deselect)
1628 struct gui_data *inst = (struct gui_data *)frontend;
1629 if (inst->pasteout_data)
1630 sfree(inst->pasteout_data);
1631 if (inst->pasteout_data_ctext)
1632 sfree(inst->pasteout_data_ctext);
1633 if (inst->pasteout_data_utf8)
1634 sfree(inst->pasteout_data_utf8);
1637 * Set up UTF-8 and compound text paste data. This only happens
1638 * if we aren't in direct-to-font mode using the D800 hack.
1640 if (!inst->direct_to_font) {
1641 wchar_t *tmp = data;
1646 inst->pasteout_data_utf8 = snewn(len*6, char);
1647 inst->pasteout_data_utf8_len = len*6;
1648 inst->pasteout_data_utf8_len =
1649 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1650 inst->pasteout_data_utf8_len,
1651 CS_UTF8, NULL, NULL, 0);
1652 if (inst->pasteout_data_utf8_len == 0) {
1653 sfree(inst->pasteout_data_utf8);
1654 inst->pasteout_data_utf8 = NULL;
1656 inst->pasteout_data_utf8 =
1657 sresize(inst->pasteout_data_utf8,
1658 inst->pasteout_data_utf8_len + 1, char);
1659 inst->pasteout_data_utf8[inst->pasteout_data_utf8_len] = '\0';
1663 * Now let Xlib convert our UTF-8 data into compound text.
1665 list[0] = inst->pasteout_data_utf8;
1666 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
1667 XCompoundTextStyle, &tp) == 0) {
1668 inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
1669 memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
1670 inst->pasteout_data_ctext_len = tp.nitems;
1673 inst->pasteout_data_ctext = NULL;
1674 inst->pasteout_data_ctext_len = 0;
1677 inst->pasteout_data_utf8 = NULL;
1678 inst->pasteout_data_utf8_len = 0;
1679 inst->pasteout_data_ctext = NULL;
1680 inst->pasteout_data_ctext_len = 0;
1683 inst->pasteout_data = snewn(len*6, char);
1684 inst->pasteout_data_len = len*6;
1685 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1686 data, len, inst->pasteout_data,
1687 inst->pasteout_data_len,
1689 if (inst->pasteout_data_len == 0) {
1690 sfree(inst->pasteout_data);
1691 inst->pasteout_data = NULL;
1693 inst->pasteout_data =
1694 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1697 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1699 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1700 inst->input_event_time)) {
1701 #if GTK_CHECK_VERSION(2,0,0)
1702 gtk_selection_clear_targets(inst->area, GDK_SELECTION_PRIMARY);
1704 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1705 GDK_SELECTION_TYPE_STRING, 1);
1706 if (inst->pasteout_data_ctext)
1707 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1708 compound_text_atom, 1);
1709 if (inst->pasteout_data_utf8)
1710 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1711 utf8_string_atom, 1);
1715 term_deselect(inst->term);
1718 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1719 guint info, guint time_stamp, gpointer data)
1721 struct gui_data *inst = (struct gui_data *)data;
1722 if (seldata->target == utf8_string_atom)
1723 gtk_selection_data_set(seldata, seldata->target, 8,
1724 (unsigned char *)inst->pasteout_data_utf8,
1725 inst->pasteout_data_utf8_len);
1726 else if (seldata->target == compound_text_atom)
1727 gtk_selection_data_set(seldata, seldata->target, 8,
1728 (unsigned char *)inst->pasteout_data_ctext,
1729 inst->pasteout_data_ctext_len);
1731 gtk_selection_data_set(seldata, seldata->target, 8,
1732 (unsigned char *)inst->pasteout_data,
1733 inst->pasteout_data_len);
1736 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1739 struct gui_data *inst = (struct gui_data *)data;
1741 term_deselect(inst->term);
1742 if (inst->pasteout_data)
1743 sfree(inst->pasteout_data);
1744 if (inst->pasteout_data_ctext)
1745 sfree(inst->pasteout_data_ctext);
1746 if (inst->pasteout_data_utf8)
1747 sfree(inst->pasteout_data_utf8);
1748 inst->pasteout_data = NULL;
1749 inst->pasteout_data_len = 0;
1750 inst->pasteout_data_ctext = NULL;
1751 inst->pasteout_data_ctext_len = 0;
1752 inst->pasteout_data_utf8 = NULL;
1753 inst->pasteout_data_utf8_len = 0;
1757 void request_paste(void *frontend)
1759 struct gui_data *inst = (struct gui_data *)frontend;
1761 * In Unix, pasting is asynchronous: all we can do at the
1762 * moment is to call gtk_selection_convert(), and when the data
1763 * comes back _then_ we can call term_do_paste().
1766 if (!inst->direct_to_font) {
1768 * First we attempt to retrieve the selection as a UTF-8
1769 * string (which we will convert to the correct code page
1770 * before sending to the session, of course). If that
1771 * fails, selection_received() will be informed and will
1772 * fall back to an ordinary string.
1774 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1776 inst->input_event_time);
1779 * If we're in direct-to-font mode, we disable UTF-8
1780 * pasting, and go straight to ordinary string data.
1782 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1783 GDK_SELECTION_TYPE_STRING,
1784 inst->input_event_time);
1788 gint idle_paste_func(gpointer data); /* forward ref */
1790 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1791 guint time, gpointer data)
1793 struct gui_data *inst = (struct gui_data *)data;
1797 int length, count, ret;
1798 int free_list_required = 0;
1799 int free_required = 0;
1802 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
1804 * Failed to get a UTF-8 selection string. Try compound
1807 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1809 inst->input_event_time);
1813 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1815 * Failed to get UTF-8 or compound text. Try an ordinary
1818 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1819 GDK_SELECTION_TYPE_STRING,
1820 inst->input_event_time);
1825 * If we have data, but it's not of a type we can deal with,
1826 * we have to ignore the data.
1828 if (seldata->length > 0 &&
1829 seldata->type != GDK_SELECTION_TYPE_STRING &&
1830 seldata->type != compound_text_atom &&
1831 seldata->type != utf8_string_atom)
1835 * If we have no data, try looking in a cut buffer.
1837 if (seldata->length <= 0) {
1838 text = retrieve_cutbuffer(&length);
1841 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1842 * source, so use that as a de-facto standard. */
1843 charset = CS_ISO8859_1;
1847 * Convert COMPOUND_TEXT into UTF-8.
1849 if (seldata->type == compound_text_atom) {
1850 tp.value = seldata->data;
1851 tp.encoding = (Atom) seldata->type;
1852 tp.format = seldata->format;
1853 tp.nitems = seldata->length;
1854 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
1856 if (ret != 0 || count != 1) {
1858 * Compound text failed; fall back to STRING.
1860 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1861 GDK_SELECTION_TYPE_STRING,
1862 inst->input_event_time);
1866 length = strlen(list[0]);
1868 free_list_required = 1;
1870 text = (char *)seldata->data;
1871 length = seldata->length;
1872 charset = (seldata->type == utf8_string_atom ?
1873 CS_UTF8 : inst->ucsdata.line_codepage);
1877 if (inst->pastein_data)
1878 sfree(inst->pastein_data);
1880 inst->pastein_data = snewn(length, wchar_t);
1881 inst->pastein_data_len = length;
1882 inst->pastein_data_len =
1883 mb_to_wc(charset, 0, text, length,
1884 inst->pastein_data, inst->pastein_data_len);
1886 term_do_paste(inst->term);
1888 if (term_paste_pending(inst->term))
1889 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1891 if (free_list_required)
1892 XFreeStringList(list);
1897 gint idle_paste_func(gpointer data)
1899 struct gui_data *inst = (struct gui_data *)data;
1901 if (term_paste_pending(inst->term))
1902 term_paste(inst->term);
1904 gtk_idle_remove(inst->term_paste_idle_id);
1910 void get_clip(void *frontend, wchar_t ** p, int *len)
1912 struct gui_data *inst = (struct gui_data *)frontend;
1915 *p = inst->pastein_data;
1916 *len = inst->pastein_data_len;
1920 static void set_window_titles(struct gui_data *inst)
1923 * We must always call set_icon_name after calling set_title,
1924 * since set_title will write both names. Irritating, but such
1927 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1928 if (!conf_get_int(inst->conf, CONF_win_name_always))
1929 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1932 void set_title(void *frontend, char *title)
1934 struct gui_data *inst = (struct gui_data *)frontend;
1935 sfree(inst->wintitle);
1936 inst->wintitle = dupstr(title);
1937 set_window_titles(inst);
1940 void set_icon(void *frontend, char *title)
1942 struct gui_data *inst = (struct gui_data *)frontend;
1943 sfree(inst->icontitle);
1944 inst->icontitle = dupstr(title);
1945 set_window_titles(inst);
1948 void set_title_and_icon(void *frontend, char *title, char *icon)
1950 struct gui_data *inst = (struct gui_data *)frontend;
1951 sfree(inst->wintitle);
1952 inst->wintitle = dupstr(title);
1953 sfree(inst->icontitle);
1954 inst->icontitle = dupstr(icon);
1955 set_window_titles(inst);
1958 void set_sbar(void *frontend, int total, int start, int page)
1960 struct gui_data *inst = (struct gui_data *)frontend;
1961 if (!conf_get_int(inst->conf, CONF_scrollbar))
1963 inst->sbar_adjust->lower = 0;
1964 inst->sbar_adjust->upper = total;
1965 inst->sbar_adjust->value = start;
1966 inst->sbar_adjust->page_size = page;
1967 inst->sbar_adjust->step_increment = 1;
1968 inst->sbar_adjust->page_increment = page/2;
1969 inst->ignore_sbar = TRUE;
1970 gtk_adjustment_changed(inst->sbar_adjust);
1971 inst->ignore_sbar = FALSE;
1974 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1976 struct gui_data *inst = (struct gui_data *)data;
1978 if (!conf_get_int(inst->conf, CONF_scrollbar))
1980 if (!inst->ignore_sbar)
1981 term_scroll(inst->term, 1, (int)adj->value);
1984 void sys_cursor(void *frontend, int x, int y)
1987 * This is meaningless under X.
1992 * This is still called when mode==BELL_VISUAL, even though the
1993 * visual bell is handled entirely within terminal.c, because we
1994 * may want to perform additional actions on any kind of bell (for
1995 * example, taskbar flashing in Windows).
1997 void do_beep(void *frontend, int mode)
1999 if (mode == BELL_DEFAULT)
2003 int char_width(Context ctx, int uc)
2006 * Under X, any fixed-width font really _is_ fixed-width.
2007 * Double-width characters will be dealt with using a separate
2008 * font. For the moment we can simply return 1.
2010 * FIXME: but is that also true of Pango?
2015 Context get_ctx(void *frontend)
2017 struct gui_data *inst = (struct gui_data *)frontend;
2018 struct draw_ctx *dctx;
2020 if (!inst->area->window)
2023 dctx = snew(struct draw_ctx);
2025 dctx->gc = gdk_gc_new(inst->area->window);
2029 void free_ctx(Context ctx)
2031 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2032 /* struct gui_data *inst = dctx->inst; */
2033 GdkGC *gc = dctx->gc;
2039 * Draw a line of text in the window, at given character
2040 * coordinates, in given attributes.
2042 * We are allowed to fiddle with the contents of `text'.
2044 void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
2045 unsigned long attr, int lattr)
2047 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2048 struct gui_data *inst = dctx->inst;
2049 GdkGC *gc = dctx->gc;
2050 int ncombining, combining;
2051 int nfg, nbg, t, fontid, shadow, rlen, widefactor, bold;
2052 int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
2054 if (attr & TATTR_COMBINING) {
2060 nfg = ((monochrome ? ATTR_DEFFG : (attr & ATTR_FGMASK)) >> ATTR_FGSHIFT);
2061 nbg = ((monochrome ? ATTR_DEFBG : (attr & ATTR_BGMASK)) >> ATTR_BGSHIFT);
2062 if (!!(attr & ATTR_REVERSE) ^ (monochrome && (attr & TATTR_ACTCURS))) {
2067 if (inst->bold_colour && (attr & ATTR_BOLD)) {
2068 if (nfg < 16) nfg |= 8;
2069 else if (nfg >= 256) nfg |= 1;
2071 if (inst->bold_colour && (attr & ATTR_BLINK)) {
2072 if (nbg < 16) nbg |= 8;
2073 else if (nbg >= 256) nbg |= 1;
2075 if ((attr & TATTR_ACTCURS) && !monochrome) {
2080 fontid = shadow = 0;
2082 if (attr & ATTR_WIDE) {
2089 if ((attr & ATTR_BOLD) && !inst->bold_colour) {
2096 if (!inst->fonts[fontid]) {
2099 * Fall back through font ids with subsets of this one's
2100 * set bits, in order.
2102 for (i = fontid; i-- > 0 ;) {
2104 continue; /* some other bit is set */
2105 if (inst->fonts[i]) {
2110 assert(inst->fonts[fontid]); /* we should at least have hit zero */
2113 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2115 if (x >= inst->term->cols)
2117 if (x + len*2*widefactor > inst->term->cols)
2118 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2126 r.x = x*inst->font_width+inst->window_border;
2127 r.y = y*inst->font_height+inst->window_border;
2128 r.width = rlen*widefactor*inst->font_width;
2129 r.height = inst->font_height;
2130 gdk_gc_set_clip_rectangle(gc, &r);
2133 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
2134 gdk_draw_rectangle(inst->pixmap, gc, 1,
2135 x*inst->font_width+inst->window_border,
2136 y*inst->font_height+inst->window_border,
2137 rlen*widefactor*inst->font_width, inst->font_height);
2139 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
2144 * FIXME: this length is hardwired on the assumption that
2145 * conversions from wide to multibyte characters will
2146 * never generate more than 10 bytes for a single wide
2149 gcs = snewn(len*10+1, gchar);
2151 for (combining = 0; combining < ncombining; combining++) {
2152 int mblen = wc_to_mb(inst->fonts[fontid]->real_charset, 0,
2153 text + combining, len, gcs, len*10+1, ".",
2155 unifont_draw_text(inst->pixmap, gc, inst->fonts[fontid],
2156 x*inst->font_width+inst->window_border,
2157 y*inst->font_height+inst->window_border+inst->fonts[0]->ascent,
2158 gcs, mblen, widefactor > 1, bold, inst->font_width);
2164 if (attr & ATTR_UNDER) {
2165 int uheight = inst->fonts[0]->ascent + 1;
2166 if (uheight >= inst->font_height)
2167 uheight = inst->font_height - 1;
2168 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->window_border,
2169 y*inst->font_height + uheight + inst->window_border,
2170 (x+len)*widefactor*inst->font_width-1+inst->window_border,
2171 y*inst->font_height + uheight + inst->window_border);
2174 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2176 * I can't find any plausible StretchBlt equivalent in the
2177 * X server, so I'm going to do this the slow and painful
2178 * way. This will involve repeated calls to
2179 * gdk_draw_pixmap() to stretch the text horizontally. It's
2180 * O(N^2) in time and O(N) in network bandwidth, but you
2181 * try thinking of a better way. :-(
2184 for (i = 0; i < len * widefactor * inst->font_width; i++) {
2185 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2186 x*inst->font_width+inst->window_border + 2*i,
2187 y*inst->font_height+inst->window_border,
2188 x*inst->font_width+inst->window_border + 2*i+1,
2189 y*inst->font_height+inst->window_border,
2190 len * widefactor * inst->font_width - i, inst->font_height);
2193 if ((lattr & LATTR_MODE) != LATTR_WIDE) {
2195 /* Now stretch vertically, in the same way. */
2196 if ((lattr & LATTR_MODE) == LATTR_BOT)
2200 for (i = 0; i < inst->font_height; i+=2) {
2201 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2202 x*inst->font_width+inst->window_border,
2203 y*inst->font_height+inst->window_border+dt*i+db,
2204 x*inst->font_width+inst->window_border,
2205 y*inst->font_height+inst->window_border+dt*(i+1),
2206 len * widefactor * inst->font_width, inst->font_height-i-1);
2212 void do_text(Context ctx, int x, int y, wchar_t *text, int len,
2213 unsigned long attr, int lattr)
2215 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2216 struct gui_data *inst = dctx->inst;
2217 GdkGC *gc = dctx->gc;
2220 do_text_internal(ctx, x, y, text, len, attr, lattr);
2222 if (attr & ATTR_WIDE) {
2228 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2230 if (x >= inst->term->cols)
2232 if (x + len*2*widefactor > inst->term->cols)
2233 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2237 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2238 x*inst->font_width+inst->window_border,
2239 y*inst->font_height+inst->window_border,
2240 x*inst->font_width+inst->window_border,
2241 y*inst->font_height+inst->window_border,
2242 len*widefactor*inst->font_width, inst->font_height);
2245 void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
2246 unsigned long attr, int lattr)
2248 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2249 struct gui_data *inst = dctx->inst;
2250 GdkGC *gc = dctx->gc;
2252 int active, passive, widefactor;
2254 if (attr & TATTR_PASCURS) {
2255 attr &= ~TATTR_PASCURS;
2259 if ((attr & TATTR_ACTCURS) && inst->cursor_type != 0) {
2260 attr &= ~TATTR_ACTCURS;
2264 do_text_internal(ctx, x, y, text, len, attr, lattr);
2266 if (attr & TATTR_COMBINING)
2269 if (attr & ATTR_WIDE) {
2275 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2277 if (x >= inst->term->cols)
2279 if (x + len*2*widefactor > inst->term->cols)
2280 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2284 if (inst->cursor_type == 0) {
2286 * An active block cursor will already have been done by
2287 * the above do_text call, so we only need to do anything
2291 gdk_gc_set_foreground(gc, &inst->cols[261]);
2292 gdk_draw_rectangle(inst->pixmap, gc, 0,
2293 x*inst->font_width+inst->window_border,
2294 y*inst->font_height+inst->window_border,
2295 len*widefactor*inst->font_width-1, inst->font_height-1);
2299 int startx, starty, dx, dy, length, i;
2303 if ((attr & ATTR_WIDE) || (lattr & LATTR_MODE) != LATTR_NORM)
2304 char_width = 2*inst->font_width;
2306 char_width = inst->font_width;
2308 if (inst->cursor_type == 1) {
2309 uheight = inst->fonts[0]->ascent + 1;
2310 if (uheight >= inst->font_height)
2311 uheight = inst->font_height - 1;
2313 startx = x * inst->font_width + inst->window_border;
2314 starty = y * inst->font_height + inst->window_border + uheight;
2317 length = len * widefactor * char_width;
2320 if (attr & TATTR_RIGHTCURS)
2321 xadjust = char_width - 1;
2322 startx = x * inst->font_width + inst->window_border + xadjust;
2323 starty = y * inst->font_height + inst->window_border;
2326 length = inst->font_height;
2329 gdk_gc_set_foreground(gc, &inst->cols[261]);
2331 for (i = 0; i < length; i++) {
2333 gdk_draw_point(inst->pixmap, gc, startx, starty);
2338 } else if (active) {
2339 gdk_draw_line(inst->pixmap, gc, startx, starty,
2340 startx + (length-1) * dx, starty + (length-1) * dy);
2341 } /* else no cursor (e.g., blinked off) */
2344 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2345 x*inst->font_width+inst->window_border,
2346 y*inst->font_height+inst->window_border,
2347 x*inst->font_width+inst->window_border,
2348 y*inst->font_height+inst->window_border,
2349 len*widefactor*inst->font_width, inst->font_height);
2352 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
2355 * Truly hideous hack: GTK doesn't allow us to set the mouse
2356 * cursor foreground and background colours unless we've _also_
2357 * created our own cursor from bitmaps. Therefore, I need to
2358 * load the `cursor' font and draw glyphs from it on to
2359 * pixmaps, in order to construct my cursors with the fg and bg
2360 * I want. This is a gross hack, but it's more self-contained
2361 * than linking in Xlib to find the X window handle to
2362 * inst->area and calling XRecolorCursor, and it's more
2363 * futureproof than hard-coding the shapes as bitmap arrays.
2365 static GdkFont *cursor_font = NULL;
2366 GdkPixmap *source, *mask;
2368 GdkColor cfg = { 0, 65535, 65535, 65535 };
2369 GdkColor cbg = { 0, 0, 0, 0 };
2370 GdkColor dfg = { 1, 65535, 65535, 65535 };
2371 GdkColor dbg = { 0, 0, 0, 0 };
2374 gint lb, rb, wid, asc, desc, w, h, x, y;
2376 if (cursor_val == -2) {
2377 gdk_font_unref(cursor_font);
2381 if (cursor_val >= 0 && !cursor_font) {
2382 cursor_font = gdk_font_load("cursor");
2384 gdk_font_ref(cursor_font);
2388 * Get the text extent of the cursor in question. We use the
2389 * mask character for this, because it's typically slightly
2390 * bigger than the main character.
2392 if (cursor_val >= 0) {
2394 text[0] = (char)cursor_val + 1;
2395 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2396 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2402 source = gdk_pixmap_new(NULL, w, h, 1);
2403 mask = gdk_pixmap_new(NULL, w, h, 1);
2406 * Draw the mask character on the mask pixmap.
2408 gc = gdk_gc_new(mask);
2409 gdk_gc_set_foreground(gc, &dbg);
2410 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
2411 if (cursor_val >= 0) {
2413 text[0] = (char)cursor_val + 1;
2414 gdk_gc_set_foreground(gc, &dfg);
2415 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2420 * Draw the main character on the source pixmap.
2422 gc = gdk_gc_new(source);
2423 gdk_gc_set_foreground(gc, &dbg);
2424 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
2425 if (cursor_val >= 0) {
2427 text[0] = (char)cursor_val;
2428 gdk_gc_set_foreground(gc, &dfg);
2429 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2434 * Create the cursor.
2436 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2441 gdk_pixmap_unref(source);
2442 gdk_pixmap_unref(mask);
2447 void modalfatalbox(char *p, ...)
2450 fprintf(stderr, "FATAL ERROR: ");
2452 vfprintf(stderr, p, ap);
2454 fputc('\n', stderr);
2458 void cmdline_error(char *p, ...)
2461 fprintf(stderr, "%s: ", appname);
2463 vfprintf(stderr, p, ap);
2465 fputc('\n', stderr);
2469 char *get_x_display(void *frontend)
2471 return gdk_get_display();
2474 long get_windowid(void *frontend)
2476 struct gui_data *inst = (struct gui_data *)frontend;
2477 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2480 static void help(FILE *fp) {
2482 "pterm option summary:\n"
2484 " --display DISPLAY Specify X display to use (note '--')\n"
2485 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2486 " -fn FONT Normal text font\n"
2487 " -fb FONT Bold text font\n"
2488 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2489 " -sl LINES Number of lines of scrollback\n"
2490 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2491 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2492 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2493 " -T TITLE Window title\n"
2494 " -ut, +ut Do(default) or do not update utmp\n"
2495 " -ls, +ls Do(default) or do not make shell a login shell\n"
2496 " -sb, +sb Do(default) or do not display a scrollbar\n"
2497 " -log PATH Log all output to a file\n"
2498 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2499 " -xrm RESOURCE-STRING Set an X resource\n"
2500 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2501 ) < 0 || fflush(fp) < 0) {
2502 perror("output error");
2507 int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
2508 struct gui_data *inst, Conf *conf)
2514 * Macros to make argument handling easier. Note that because
2515 * they need to call `continue', they cannot be contained in
2516 * the usual do {...} while (0) wrapper to make them
2517 * syntactically single statements; hence it is not legal to
2518 * use one of these macros as an unbraced statement between
2521 #define EXPECTS_ARG { \
2522 if (--argc <= 0) { \
2524 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2529 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2531 while (--argc > 0) {
2536 * Shameless cheating. Debian requires all X terminal
2537 * emulators to support `-T title'; but
2538 * cmdline_process_param will eat -T (it means no-pty) and
2539 * complain that pterm doesn't support it. So, in pterm
2540 * only, we convert -T into -title.
2542 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2546 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2547 do_everything ? 1 : -1, conf);
2550 cmdline_error("option \"%s\" requires an argument", p);
2551 } else if (ret == 2) {
2552 --argc, ++argv; /* skip next argument */
2554 } else if (ret == 1) {
2558 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2562 strncpy(fs.name, val, sizeof(fs.name));
2563 fs.name[sizeof(fs.name)-1] = '\0';
2564 conf_set_fontspec(conf, CONF_font, &fs);
2566 } else if (!strcmp(p, "-fb")) {
2570 strncpy(fs.name, val, sizeof(fs.name));
2571 fs.name[sizeof(fs.name)-1] = '\0';
2572 conf_set_fontspec(conf, CONF_boldfont, &fs);
2574 } else if (!strcmp(p, "-fw")) {
2578 strncpy(fs.name, val, sizeof(fs.name));
2579 fs.name[sizeof(fs.name)-1] = '\0';
2580 conf_set_fontspec(conf, CONF_widefont, &fs);
2582 } else if (!strcmp(p, "-fwb")) {
2586 strncpy(fs.name, val, sizeof(fs.name));
2587 fs.name[sizeof(fs.name)-1] = '\0';
2588 conf_set_fontspec(conf, CONF_wideboldfont, &fs);
2590 } else if (!strcmp(p, "-cs")) {
2593 conf_set_str(conf, CONF_line_codepage, val);
2595 } else if (!strcmp(p, "-geometry")) {
2601 flags = XParseGeometry(val, &x, &y, &w, &h);
2602 if (flags & WidthValue)
2603 conf_set_int(conf, CONF_width, w);
2604 if (flags & HeightValue)
2605 conf_set_int(conf, CONF_height, h);
2607 if (flags & (XValue | YValue)) {
2610 inst->gotpos = TRUE;
2611 inst->gravity = ((flags & XNegative ? 1 : 0) |
2612 (flags & YNegative ? 2 : 0));
2615 } else if (!strcmp(p, "-sl")) {
2618 conf_set_int(conf, CONF_savelines, atoi(val));
2620 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2621 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2622 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2627 if (!gdk_color_parse(val, &col)) {
2629 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2633 index = (!strcmp(p, "-fg") ? 0 :
2634 !strcmp(p, "-bg") ? 2 :
2635 !strcmp(p, "-bfg") ? 1 :
2636 !strcmp(p, "-bbg") ? 3 :
2637 !strcmp(p, "-cfg") ? 4 :
2638 !strcmp(p, "-cbg") ? 5 : -1);
2639 assert(index != -1);
2640 conf_set_int_int(conf, CONF_colours, index*3+0, col.red / 256);
2641 conf_set_int_int(conf, CONF_colours, index*3+1,col.green/ 256);
2642 conf_set_int_int(conf, CONF_colours, index*3+2, col.blue/ 256);
2645 } else if (use_pty_argv && !strcmp(p, "-e")) {
2646 /* This option swallows all further arguments. */
2652 pty_argv = snewn(argc+1, char *);
2654 for (i = 0; i < argc; i++)
2655 pty_argv[i] = argv[i];
2656 pty_argv[argc] = NULL;
2657 break; /* finished command-line processing */
2659 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2662 } else if (!strcmp(p, "-title")) {
2665 conf_set_str(conf, CONF_wintitle, val);
2667 } else if (!strcmp(p, "-log")) {
2671 strncpy(fn.path, val, sizeof(fn.path));
2672 fn.path[sizeof(fn.path)-1] = '\0';
2673 conf_set_filename(conf, CONF_logfilename, &fn);
2674 conf_set_int(conf, CONF_logtype, LGTYP_DEBUG);
2676 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2678 conf_set_int(conf, CONF_stamp_utmp, 0);
2680 } else if (!strcmp(p, "-ut")) {
2682 conf_set_int(conf, CONF_stamp_utmp, 1);
2684 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2686 conf_set_int(conf, CONF_login_shell, 0);
2688 } else if (!strcmp(p, "-ls")) {
2690 conf_set_int(conf, CONF_login_shell, 1);
2692 } else if (!strcmp(p, "-nethack")) {
2694 conf_set_int(conf, CONF_nethack_keypad, 1);
2696 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2698 conf_set_int(conf, CONF_scrollbar, 0);
2700 } else if (!strcmp(p, "-sb")) {
2702 conf_set_int(conf, CONF_scrollbar, 1);
2704 } else if (!strcmp(p, "-name")) {
2708 } else if (!strcmp(p, "-xrm")) {
2710 provide_xrm_string(val);
2712 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2716 } else if (!strcmp(p, "-pgpfp")) {
2720 } else if(p[0] != '-' && (!do_everything ||
2721 process_nonoption_arg(p, conf,
2727 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
2734 int uxsel_input_add(int fd, int rwx) {
2736 if (rwx & 1) flags |= GDK_INPUT_READ;
2737 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2738 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2740 return gdk_input_add(fd, flags, fd_input_func, NULL);
2743 void uxsel_input_remove(int id) {
2744 gdk_input_remove(id);
2747 void setup_fonts_ucs(struct gui_data *inst)
2749 int shadowbold = conf_get_int(inst->conf, CONF_shadowbold);
2750 int shadowboldoffset = conf_get_int(inst->conf, CONF_shadowboldoffset);
2754 unifont_destroy(inst->fonts[0]);
2756 unifont_destroy(inst->fonts[1]);
2758 unifont_destroy(inst->fonts[2]);
2760 unifont_destroy(inst->fonts[3]);
2762 fs = conf_get_fontspec(inst->conf, CONF_font);
2763 inst->fonts[0] = unifont_create(inst->area, fs->name, FALSE, FALSE,
2764 shadowboldoffset, shadowbold);
2765 if (!inst->fonts[0]) {
2766 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2771 fs = conf_get_fontspec(inst->conf, CONF_boldfont);
2772 if (shadowbold || !fs->name[0]) {
2773 inst->fonts[1] = NULL;
2775 inst->fonts[1] = unifont_create(inst->area, fs->name, FALSE, TRUE,
2776 shadowboldoffset, shadowbold);
2777 if (!inst->fonts[1]) {
2778 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2784 fs = conf_get_fontspec(inst->conf, CONF_widefont);
2786 inst->fonts[2] = unifont_create(inst->area, fs->name, TRUE, FALSE,
2787 shadowboldoffset, shadowbold);
2788 if (!inst->fonts[2]) {
2789 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2794 inst->fonts[2] = NULL;
2797 fs = conf_get_fontspec(inst->conf, CONF_wideboldfont);
2798 if (shadowbold || !fs->name[0]) {
2799 inst->fonts[3] = NULL;
2801 inst->fonts[3] = unifont_create(inst->area, fs->name, TRUE, TRUE,
2802 shadowboldoffset, shadowbold);
2803 if (!inst->fonts[3]) {
2804 fprintf(stderr, "%s: unable to load wide bold font \"%s\"\n", appname,
2810 inst->font_width = inst->fonts[0]->width;
2811 inst->font_height = inst->fonts[0]->height;
2813 inst->direct_to_font = init_ucs(&inst->ucsdata,
2814 conf_get_str(inst->conf, CONF_line_codepage),
2815 conf_get_int(inst->conf, CONF_utf8_override),
2816 inst->fonts[0]->public_charset,
2817 conf_get_int(inst->conf, CONF_vtmode));
2820 void set_geom_hints(struct gui_data *inst)
2823 geom.min_width = inst->font_width + 2*inst->window_border;
2824 geom.min_height = inst->font_height + 2*inst->window_border;
2825 geom.max_width = geom.max_height = -1;
2826 geom.base_width = 2*inst->window_border;
2827 geom.base_height = 2*inst->window_border;
2828 geom.width_inc = inst->font_width;
2829 geom.height_inc = inst->font_height;
2830 geom.min_aspect = geom.max_aspect = 0;
2831 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2832 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2833 GDK_HINT_RESIZE_INC);
2836 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2838 struct gui_data *inst = (struct gui_data *)data;
2839 term_clrsb(inst->term);
2842 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2844 struct gui_data *inst = (struct gui_data *)data;
2845 term_pwron(inst->term, TRUE);
2847 ldisc_send(inst->ldisc, NULL, 0, 0);
2850 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2852 struct gui_data *inst = (struct gui_data *)data;
2853 term_copyall(inst->term);
2856 void special_menuitem(GtkMenuItem *item, gpointer data)
2858 struct gui_data *inst = (struct gui_data *)data;
2859 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2863 inst->back->special(inst->backhandle, code);
2866 void about_menuitem(GtkMenuItem *item, gpointer data)
2868 struct gui_data *inst = (struct gui_data *)data;
2869 about_box(inst->window);
2872 void event_log_menuitem(GtkMenuItem *item, gpointer data)
2874 struct gui_data *inst = (struct gui_data *)data;
2875 showeventlog(inst->eventlogstuff, inst->window);
2878 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2880 /* This maps colour indices in inst->conf to those used in inst->cols. */
2881 static const int ww[] = {
2882 256, 257, 258, 259, 260, 261,
2883 0, 8, 1, 9, 2, 10, 3, 11,
2884 4, 12, 5, 13, 6, 14, 7, 15
2886 struct gui_data *inst = (struct gui_data *)data;
2887 char *title = dupcat(appname, " Reconfiguration", NULL);
2888 Conf *oldconf, *newconf;
2889 int i, j, need_size;
2891 assert(lenof(ww) == NCFGCOLOURS);
2893 if (inst->reconfiguring)
2896 inst->reconfiguring = TRUE;
2898 oldconf = inst->conf;
2899 newconf = conf_copy(inst->conf);
2901 if (do_config_box(title, newconf, 1,
2902 inst->back?inst->back->cfg_info(inst->backhandle):0)) {
2903 inst->conf = newconf;
2905 /* Pass new config data to the logging module */
2906 log_reconfig(inst->logctx, inst->conf);
2908 * Flush the line discipline's edit buffer in the case
2909 * where local editing has just been disabled.
2911 ldisc_configure(inst->ldisc, inst->conf);
2913 ldisc_send(inst->ldisc, NULL, 0, 0);
2914 /* Pass new config data to the terminal */
2915 term_reconfig(inst->term, inst->conf);
2916 /* Pass new config data to the back end */
2918 inst->back->reconfig(inst->backhandle, inst->conf);
2920 cache_conf_values(inst);
2923 * Just setting inst->conf is sufficient to cause colour
2924 * setting changes to appear on the next ESC]R palette
2925 * reset. But we should also check whether any colour
2926 * settings have been changed, and revert the ones that have
2927 * to the new default, on the assumption that the user is
2928 * most likely to want an immediate update.
2930 for (i = 0; i < NCFGCOLOURS; i++) {
2931 for (j = 0; j < 3; j++)
2932 if (conf_get_int_int(oldconf, CONF_colours, i*3+j) !=
2933 conf_get_int_int(newconf, CONF_colours, i*3+j))
2936 real_palette_set(inst, ww[i],
2937 conf_get_int_int(newconf,CONF_colours,i*3+0),
2938 conf_get_int_int(newconf,CONF_colours,i*3+1),
2939 conf_get_int_int(newconf,CONF_colours,i*3+2));
2942 * If the default background has changed, we must
2943 * repaint the space in between the window border
2944 * and the text area.
2947 set_window_background(inst);
2948 draw_backing_rect(inst);
2954 * If the scrollbar needs to be shown, hidden, or moved
2955 * from one end to the other of the window, do so now.
2957 if (conf_get_int(oldconf, CONF_scrollbar) !=
2958 conf_get_int(newconf, CONF_scrollbar)) {
2959 if (conf_get_int(newconf, CONF_scrollbar))
2960 gtk_widget_show(inst->sbar);
2962 gtk_widget_hide(inst->sbar);
2964 if (conf_get_int(oldconf, CONF_scrollbar_on_left) !=
2965 conf_get_int(newconf, CONF_scrollbar_on_left)) {
2966 gtk_box_reorder_child(inst->hbox, inst->sbar,
2967 conf_get_int(newconf, CONF_scrollbar_on_left)
2972 * Change the window title, if required.
2974 if (strcmp(conf_get_str(oldconf, CONF_wintitle),
2975 conf_get_str(newconf, CONF_wintitle)))
2976 set_title(inst, conf_get_str(newconf, CONF_wintitle));
2977 set_window_titles(inst);
2980 * Redo the whole tangled fonts and Unicode mess if
2983 if (strcmp(conf_get_fontspec(oldconf, CONF_font)->name,
2984 conf_get_fontspec(newconf, CONF_font)->name) ||
2985 strcmp(conf_get_fontspec(oldconf, CONF_boldfont)->name,
2986 conf_get_fontspec(newconf, CONF_boldfont)->name) ||
2987 strcmp(conf_get_fontspec(oldconf, CONF_widefont)->name,
2988 conf_get_fontspec(newconf, CONF_widefont)->name) ||
2989 strcmp(conf_get_fontspec(oldconf, CONF_wideboldfont)->name,
2990 conf_get_fontspec(newconf, CONF_wideboldfont)->name) ||
2991 strcmp(conf_get_str(oldconf, CONF_line_codepage),
2992 conf_get_str(newconf, CONF_line_codepage)) ||
2993 conf_get_int(oldconf, CONF_vtmode) !=
2994 conf_get_int(newconf, CONF_vtmode) ||
2995 conf_get_int(oldconf, CONF_shadowbold) !=
2996 conf_get_int(newconf, CONF_shadowbold) ||
2997 conf_get_int(oldconf, CONF_shadowboldoffset) !=
2998 conf_get_int(newconf, CONF_shadowboldoffset)) {
2999 setup_fonts_ucs(inst);
3005 * Resize the window.
3007 if (conf_get_int(oldconf, CONF_width) !=
3008 conf_get_int(newconf, CONF_width) ||
3009 conf_get_int(oldconf, CONF_height) !=
3010 conf_get_int(newconf, CONF_height) ||
3011 conf_get_int(oldconf, CONF_window_border) !=
3012 conf_get_int(newconf, CONF_window_border) ||
3014 set_geom_hints(inst);
3015 request_resize(inst, conf_get_int(newconf, CONF_width),
3016 conf_get_int(newconf, CONF_height));
3019 * The above will have caused a call to term_size() for
3020 * us if it happened. If the user has fiddled with only
3021 * the scrollback size, the above will not have
3022 * happened and we will need an explicit term_size()
3025 if (conf_get_int(oldconf, CONF_savelines) !=
3026 conf_get_int(newconf, CONF_savelines))
3027 term_size(inst->term, inst->term->rows, inst->term->cols,
3028 conf_get_int(newconf, CONF_savelines));
3031 term_invalidate(inst->term);
3034 * We do an explicit full redraw here to ensure the window
3035 * border has been redrawn as well as the text area.
3037 gtk_widget_queue_draw(inst->area);
3044 inst->reconfiguring = FALSE;
3047 void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
3050 * Re-execing ourself is not an exact science under Unix. I do
3051 * the best I can by using /proc/self/exe if available and by
3052 * assuming argv[0] can be found on $PATH if not.
3054 * Note that we also have to reconstruct the elements of the
3055 * original argv which gtk swallowed, since the user wants the
3056 * new session to appear on the same X display as the old one.
3064 * Collect the arguments with which to re-exec ourself.
3066 va_start(ap, fd_to_close);
3067 n = 2; /* progname and terminating NULL */
3068 n += inst->ngtkargs;
3069 while (va_arg(ap, char *) != NULL)
3073 args = snewn(n, char *);
3074 args[0] = inst->progname;
3076 for (i = 0; i < inst->ngtkargs; i++)
3077 args[i+1] = inst->gtkargvstart[i];
3080 va_start(ap, fd_to_close);
3081 while ((args[i++] = va_arg(ap, char *)) != NULL);
3087 * Do the double fork.
3100 } else if (pid2 > 0) {
3102 * First child has successfully forked second child. My
3103 * Work Here Is Done. Note the use of _exit rather than
3104 * exit: the latter appears to cause destroy messages
3105 * to be sent to the X server. I suspect gtk uses
3112 * If we reach here, we are the second child, so we now
3113 * actually perform the exec.
3115 if (fd_to_close >= 0)
3118 execv("/proc/self/exe", args);
3119 execvp(inst->progname, args);
3125 waitpid(pid, &status, 0);
3130 void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
3132 struct gui_data *inst = (struct gui_data *)gdata;
3134 * For this feature we must marshal conf and (possibly) pty_argv
3135 * into a byte stream, create a pipe, and send this byte stream
3136 * to the child through the pipe.
3138 int i, ret, sersize, size;
3143 if (pipe(pipefd) < 0) {
3148 size = sersize = conf_serialised_size(inst->conf);
3149 if (use_pty_argv && pty_argv) {
3150 for (i = 0; pty_argv[i]; i++)
3151 size += strlen(pty_argv[i]) + 1;
3154 data = snewn(size, char);
3155 conf_serialise(inst->conf, data);
3156 if (use_pty_argv && pty_argv) {
3158 for (i = 0; pty_argv[i]; i++) {
3159 strcpy(data + p, pty_argv[i]);
3160 p += strlen(pty_argv[i]) + 1;
3165 sprintf(option, "---[%d,%d]", pipefd[0], size);
3166 fcntl(pipefd[0], F_SETFD, 0);
3167 fork_and_exec_self(inst, pipefd[1], option, NULL);
3171 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3174 perror("write to pipe");
3179 int read_dupsession_data(struct gui_data *inst, Conf *conf, char *arg)
3181 int fd, i, ret, size, size_used;
3184 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3185 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3189 data = snewn(size, char);
3191 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3194 perror("read from pipe");
3196 } else if (i < size) {
3197 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3202 size_used = conf_deserialise(conf, data, size);
3203 if (use_pty_argv && size > size_used) {
3207 while (i < size && data[i]) i++;
3209 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3216 pty_argv = snewn(n+1, char *);
3222 while (i < size && data[i]) i++;
3225 pty_argv[n++] = dupstr(p);
3232 void new_session_menuitem(GtkMenuItem *item, gpointer data)
3234 struct gui_data *inst = (struct gui_data *)data;
3236 fork_and_exec_self(inst, -1, NULL);
3239 void restart_session_menuitem(GtkMenuItem *item, gpointer data)
3241 struct gui_data *inst = (struct gui_data *)data;
3244 logevent(inst, "----- Session restarted -----");
3245 term_pwron(inst->term, FALSE);
3246 start_backend(inst);
3247 inst->exited = FALSE;
3251 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3253 struct gui_data *inst = (struct gui_data *)data;
3254 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3256 fork_and_exec_self(inst, -1, "-load", str, NULL);
3259 void saved_session_freedata(GtkMenuItem *item, gpointer data)
3261 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3266 static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
3268 struct gui_data *inst = (struct gui_data *)data;
3269 struct sesslist sesslist;
3272 gtk_container_foreach(GTK_CONTAINER(inst->sessionsmenu),
3273 (GtkCallback)gtk_widget_destroy, NULL);
3275 get_sesslist(&sesslist, TRUE);
3276 /* skip sesslist.sessions[0] == Default Settings */
3277 for (i = 1; i < sesslist.nsessions; i++) {
3278 GtkWidget *menuitem =
3279 gtk_menu_item_new_with_label(sesslist.sessions[i]);
3280 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3281 gtk_widget_show(menuitem);
3282 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3283 dupstr(sesslist.sessions[i]));
3284 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3285 GTK_SIGNAL_FUNC(saved_session_menuitem),
3287 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3288 GTK_SIGNAL_FUNC(saved_session_freedata),
3291 if (sesslist.nsessions <= 1) {
3292 GtkWidget *menuitem =
3293 gtk_menu_item_new_with_label("(No sessions)");
3294 gtk_widget_set_sensitive(menuitem, FALSE);
3295 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3296 gtk_widget_show(menuitem);
3298 get_sesslist(&sesslist, FALSE); /* free up */
3301 void set_window_icon(GtkWidget *window, const char *const *const *icon,
3305 GdkBitmap *iconmask;
3306 #if GTK_CHECK_VERSION(2,0,0)
3314 gtk_widget_realize(window);
3315 iconpm = gdk_pixmap_create_from_xpm_d(window->window, &iconmask,
3316 NULL, (gchar **)icon[0]);
3317 gdk_window_set_icon(window->window, NULL, iconpm, iconmask);
3319 #if GTK_CHECK_VERSION(2,0,0)
3321 for (n = 0; n < n_icon; n++) {
3323 g_list_append(iconlist,
3324 gdk_pixbuf_new_from_xpm_data((const gchar **)
3327 gdk_window_set_icon_list(window->window, iconlist);
3331 void update_specials_menu(void *frontend)
3333 struct gui_data *inst = (struct gui_data *)frontend;
3335 const struct telnet_special *specials;
3338 specials = inst->back->get_specials(inst->backhandle);
3342 /* I believe this disposes of submenus too. */
3343 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3344 (GtkCallback)gtk_widget_destroy, NULL);
3347 GtkWidget *menu = inst->specialsmenu;
3348 /* A lame "stack" for submenus that will do for now. */
3349 GtkWidget *saved_menu = NULL;
3351 for (i = 0; nesting > 0; i++) {
3352 GtkWidget *menuitem = NULL;
3353 switch (specials[i].code) {
3355 assert (nesting < 2);
3356 saved_menu = menu; /* XXX lame stacking */
3357 menu = gtk_menu_new();
3358 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3359 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
3360 gtk_container_add(GTK_CONTAINER(saved_menu), menuitem);
3361 gtk_widget_show(menuitem);
3368 menu = saved_menu; /* XXX lame stacking */
3373 menuitem = gtk_menu_item_new();
3376 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3377 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3378 GINT_TO_POINTER(specials[i].code));
3379 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3380 GTK_SIGNAL_FUNC(special_menuitem), inst);
3384 gtk_container_add(GTK_CONTAINER(menu), menuitem);
3385 gtk_widget_show(menuitem);
3388 gtk_widget_show(inst->specialsitem1);
3389 gtk_widget_show(inst->specialsitem2);
3391 gtk_widget_hide(inst->specialsitem1);
3392 gtk_widget_hide(inst->specialsitem2);
3396 static void start_backend(struct gui_data *inst)
3398 extern Backend *select_backend(Conf *conf);
3403 inst->back = select_backend(inst->conf);
3405 error = inst->back->init((void *)inst, &inst->backhandle,
3407 conf_get_str(inst->conf, CONF_host),
3408 conf_get_int(inst->conf, CONF_port),
3410 conf_get_int(inst->conf, CONF_tcp_nodelay),
3411 conf_get_int(inst->conf, CONF_tcp_keepalives));
3414 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3415 conf_get_str(inst->conf, CONF_host), error);
3416 inst->exited = TRUE;
3417 fatal_message_box(inst->window, msg);
3422 s = conf_get_str(inst->conf, CONF_wintitle);
3424 set_title_and_icon(inst, s, s);
3426 char *title = make_default_wintitle(realhost);
3427 set_title_and_icon(inst, title, title);
3432 inst->back->provide_logctx(inst->backhandle, inst->logctx);
3434 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3437 ldisc_create(inst->conf, inst->term, inst->back, inst->backhandle,
3440 gtk_widget_set_sensitive(inst->restartitem, FALSE);
3443 int pt_main(int argc, char **argv)
3445 extern int cfgbox(Conf *conf);
3446 struct gui_data *inst;
3449 * Create an instance structure and initialise to zeroes
3451 inst = snew(struct gui_data);
3452 memset(inst, 0, sizeof(*inst));
3453 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
3454 inst->busy_status = BUSY_NOT;
3455 inst->conf = conf_new();
3456 inst->wintitle = inst->icontitle = NULL;
3458 /* defer any child exit handling until we're ready to deal with
3460 block_signal(SIGCHLD, 1);
3462 inst->progname = argv[0];
3464 * Copy the original argv before letting gtk_init fiddle with
3465 * it. It will be required later.
3469 inst->gtkargvstart = snewn(argc-1, char *);
3470 for (i = 1; i < argc; i++)
3471 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3473 gtk_init(&argc, &argv);
3474 inst->ngtkargs = oldargc - argc;
3477 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3478 read_dupsession_data(inst, inst->conf, argv[1]);
3479 /* Splatter this argument so it doesn't clutter a ps listing */
3480 memset(argv[1], 0, strlen(argv[1]));
3482 /* By default, we bring up the config dialog, rather than launching
3483 * a session. This gets set to TRUE if something happens to change
3484 * that (e.g., a hostname is specified on the command-line). */
3485 int allow_launch = FALSE;
3486 if (do_cmdline(argc, argv, 0, &allow_launch, inst, inst->conf))
3487 exit(1); /* pre-defaults pass to get -class */
3488 do_defaults(NULL, inst->conf);
3489 if (do_cmdline(argc, argv, 1, &allow_launch, inst, inst->conf))
3490 exit(1); /* post-defaults, do everything */
3492 cmdline_run_saved(inst->conf);
3495 allow_launch = TRUE;
3497 if ((!allow_launch || !conf_launchable(inst->conf)) &&
3498 !cfgbox(inst->conf))
3499 exit(0); /* config box hit Cancel */
3502 if (!compound_text_atom)
3503 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3504 if (!utf8_string_atom)
3505 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
3507 inst->area = gtk_drawing_area_new();
3509 setup_fonts_ucs(inst);
3512 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3514 const char *winclass = conf_get_str(inst->conf, CONF_winclass);
3516 gtk_window_set_wmclass(GTK_WINDOW(inst->window),
3517 winclass, winclass);
3521 * Set up the colour map.
3523 palette_reset(inst);
3525 inst->width = conf_get_int(inst->conf, CONF_width);
3526 inst->height = conf_get_int(inst->conf, CONF_height);
3527 cache_conf_values(inst);
3529 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3530 inst->font_width * inst->width + 2*inst->window_border,
3531 inst->font_height * inst->height + 2*inst->window_border);
3532 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3533 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
3534 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
3536 * We always create the scrollbar; it remains invisible if
3537 * unwanted, so we can pop it up quickly if it suddenly becomes
3540 if (conf_get_int(inst->conf, CONF_scrollbar_on_left))
3541 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3542 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
3543 if (!conf_get_int(inst->conf, CONF_scrollbar_on_left))
3544 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3546 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
3548 set_geom_hints(inst);
3550 gtk_widget_show(inst->area);
3551 if (conf_get_int(inst->conf, CONF_scrollbar))
3552 gtk_widget_show(inst->sbar);
3554 gtk_widget_hide(inst->sbar);
3555 gtk_widget_show(GTK_WIDGET(inst->hbox));
3558 int x = inst->xpos, y = inst->ypos;
3560 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3561 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3562 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3563 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3564 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3567 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
3568 GTK_SIGNAL_FUNC(destroy), inst);
3569 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
3570 GTK_SIGNAL_FUNC(delete_window), inst);
3571 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
3572 GTK_SIGNAL_FUNC(key_event), inst);
3573 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3574 GTK_SIGNAL_FUNC(key_event), inst);
3575 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
3576 GTK_SIGNAL_FUNC(focus_event), inst);
3577 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
3578 GTK_SIGNAL_FUNC(focus_event), inst);
3579 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3580 GTK_SIGNAL_FUNC(configure_area), inst);
3581 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3582 GTK_SIGNAL_FUNC(expose_area), inst);
3583 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3584 GTK_SIGNAL_FUNC(button_event), inst);
3585 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3586 GTK_SIGNAL_FUNC(button_event), inst);
3587 #if GTK_CHECK_VERSION(2,0,0)
3588 gtk_signal_connect(GTK_OBJECT(inst->area), "scroll_event",
3589 GTK_SIGNAL_FUNC(scroll_event), inst);
3591 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3592 GTK_SIGNAL_FUNC(motion_event), inst);
3593 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3594 GTK_SIGNAL_FUNC(selection_received), inst);
3595 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3596 GTK_SIGNAL_FUNC(selection_get), inst);
3597 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3598 GTK_SIGNAL_FUNC(selection_clear), inst);
3599 if (conf_get_int(inst->conf, CONF_scrollbar))
3600 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3601 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
3602 gtk_widget_add_events(GTK_WIDGET(inst->area),
3603 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3604 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
3605 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
3608 extern const char *const *const main_icon[];
3609 extern const int n_main_icon;
3610 set_window_icon(inst->window, main_icon, n_main_icon);
3613 gtk_widget_show(inst->window);
3615 set_window_background(inst);
3618 * Set up the Ctrl+rightclick context menu.
3621 GtkWidget *menuitem;
3623 extern const int use_event_log, new_session, saved_sessions;
3625 inst->menu = gtk_menu_new();
3627 #define MKMENUITEM(title, func) do \
3629 menuitem = gtk_menu_item_new_with_label(title); \
3630 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3631 gtk_widget_show(menuitem); \
3632 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3633 GTK_SIGNAL_FUNC(func), inst); \
3636 #define MKSUBMENU(title) do \
3638 menuitem = gtk_menu_item_new_with_label(title); \
3639 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3640 gtk_widget_show(menuitem); \
3643 #define MKSEP() do \
3645 menuitem = gtk_menu_item_new(); \
3646 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3647 gtk_widget_show(menuitem); \
3651 MKMENUITEM("New Session...", new_session_menuitem);
3652 MKMENUITEM("Restart Session", restart_session_menuitem);
3653 inst->restartitem = menuitem;
3654 gtk_widget_set_sensitive(inst->restartitem, FALSE);
3655 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3656 if (saved_sessions) {
3657 inst->sessionsmenu = gtk_menu_new();
3658 /* sessionsmenu will be updated when it's invoked */
3659 /* XXX is this the right way to do dynamic menus in Gtk? */
3660 MKMENUITEM("Saved Sessions", update_savedsess_menu);
3661 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3662 inst->sessionsmenu);
3665 MKMENUITEM("Change Settings...", change_settings_menuitem);
3668 MKMENUITEM("Event Log", event_log_menuitem);
3669 MKSUBMENU("Special Commands");
3670 inst->specialsmenu = gtk_menu_new();
3671 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3672 inst->specialsitem1 = menuitem;
3674 inst->specialsitem2 = menuitem;
3675 gtk_widget_hide(inst->specialsitem1);
3676 gtk_widget_hide(inst->specialsitem2);
3677 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3678 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
3679 MKMENUITEM("Copy All", copy_all_menuitem);
3681 s = dupcat("About ", appname, NULL);
3682 MKMENUITEM(s, about_menuitem);
3689 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3690 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
3691 inst->waitcursor = make_mouse_ptr(inst, GDK_WATCH);
3692 inst->blankcursor = make_mouse_ptr(inst, -1);
3693 make_mouse_ptr(inst, -2); /* clean up cursor font */
3694 inst->currcursor = inst->textcursor;
3695 show_mouseptr(inst, 1);
3697 inst->eventlogstuff = eventlogstuff_new();
3699 inst->term = term_init(inst->conf, &inst->ucsdata, inst);
3700 inst->logctx = log_init(inst, inst->conf);
3701 term_provide_logctx(inst->term, inst->logctx);
3705 term_size(inst->term, inst->height, inst->width,
3706 conf_get_int(inst->conf, CONF_savelines));
3708 start_backend(inst);
3710 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
3712 /* now we're reday to deal with the child exit handler being
3714 block_signal(SIGCHLD, 0);
3717 * Block SIGPIPE: if we attempt Duplicate Session or similar
3718 * and it falls over in some way, we certainly don't want
3719 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3720 * this _after_ (at least pterm) forks off its child process,
3721 * since the child wants SIGPIPE handled in the usual way.
3723 block_signal(SIGPIPE, 1);
3725 inst->exited = FALSE;