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)
156 if (!strcmp(name, "Font"))
157 return fontspec_new("server:fixed");
159 return fontspec_new("");
162 Filename *platform_default_filename(const char *name)
164 if (!strcmp(name, "LogFileName"))
165 return filename_from_str("putty.log");
167 return filename_from_str("");
170 char *platform_default_s(const char *name)
172 if (!strcmp(name, "SerialLine"))
173 return dupstr("/dev/ttyS0");
177 int platform_default_i(const char *name, int def)
179 if (!strcmp(name, "CloseOnExit"))
180 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
181 if (!strcmp(name, "WinNameAlways"))
182 return 0; /* X natively supports icon titles, so use 'em by default */
186 /* Dummy routine, only required in plink. */
187 void ldisc_update(void *frontend, int echo, int edit)
191 char *get_ttymode(void *frontend, const char *mode)
193 struct gui_data *inst = (struct gui_data *)frontend;
194 return term_get_ttymode(inst->term, mode);
197 int from_backend(void *frontend, int is_stderr, const char *data, int len)
199 struct gui_data *inst = (struct gui_data *)frontend;
200 return term_data(inst->term, is_stderr, data, len);
203 int from_backend_untrusted(void *frontend, const char *data, int len)
205 struct gui_data *inst = (struct gui_data *)frontend;
206 return term_data_untrusted(inst->term, data, len);
209 int from_backend_eof(void *frontend)
211 return TRUE; /* do respond to incoming EOF with outgoing */
214 int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
216 struct gui_data *inst = (struct gui_data *)p->frontend;
218 ret = cmdline_get_passwd_input(p, in, inlen);
220 ret = term_get_userpass_input(inst->term, p, in, inlen);
224 void logevent(void *frontend, const char *string)
226 struct gui_data *inst = (struct gui_data *)frontend;
228 log_eventlog(inst->logctx, string);
230 logevent_dlg(inst->eventlogstuff, string);
233 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
235 struct gui_data *inst = (struct gui_data *)frontend;
238 return inst->font_height;
240 return inst->font_width;
244 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
245 * into a cooked one (SELECT, EXTEND, PASTE).
247 * In Unix, this is not configurable; the X button arrangement is
248 * rock-solid across all applications, everyone has a three-button
249 * mouse or a means of faking it, and there is no need to switch
250 * buttons around at all.
252 static Mouse_Button translate_button(Mouse_Button button)
254 /* struct gui_data *inst = (struct gui_data *)frontend; */
256 if (button == MBT_LEFT)
258 if (button == MBT_MIDDLE)
260 if (button == MBT_RIGHT)
262 return 0; /* shouldn't happen */
266 * Return the top-level GtkWindow associated with a particular
267 * front end instance.
269 void *get_window(void *frontend)
271 struct gui_data *inst = (struct gui_data *)frontend;
276 * Minimise or restore the window in response to a server-side
279 void set_iconic(void *frontend, int iconic)
282 * GTK 1.2 doesn't know how to do this.
284 #if GTK_CHECK_VERSION(2,0,0)
285 struct gui_data *inst = (struct gui_data *)frontend;
287 gtk_window_iconify(GTK_WINDOW(inst->window));
289 gtk_window_deiconify(GTK_WINDOW(inst->window));
294 * Move the window in response to a server-side request.
296 void move_window(void *frontend, int x, int y)
298 struct gui_data *inst = (struct gui_data *)frontend;
300 * I assume that when the GTK version of this call is available
301 * we should use it. Not sure how it differs from the GDK one,
304 #if GTK_CHECK_VERSION(2,0,0)
305 gtk_window_move(GTK_WINDOW(inst->window), x, y);
307 gdk_window_move(inst->window->window, x, y);
312 * Move the window to the top or bottom of the z-order in response
313 * to a server-side request.
315 void set_zorder(void *frontend, int top)
317 struct gui_data *inst = (struct gui_data *)frontend;
319 gdk_window_raise(inst->window->window);
321 gdk_window_lower(inst->window->window);
325 * Refresh the window in response to a server-side request.
327 void refresh_window(void *frontend)
329 struct gui_data *inst = (struct gui_data *)frontend;
330 term_invalidate(inst->term);
334 * Maximise or restore the window in response to a server-side
337 void set_zoomed(void *frontend, int zoomed)
340 * GTK 1.2 doesn't know how to do this.
342 #if GTK_CHECK_VERSION(2,0,0)
343 struct gui_data *inst = (struct gui_data *)frontend;
345 gtk_window_maximize(GTK_WINDOW(inst->window));
347 gtk_window_unmaximize(GTK_WINDOW(inst->window));
352 * Report whether the window is iconic, for terminal reports.
354 int is_iconic(void *frontend)
356 struct gui_data *inst = (struct gui_data *)frontend;
357 return !gdk_window_is_viewable(inst->window->window);
361 * Report the window's position, for terminal reports.
363 void get_window_pos(void *frontend, int *x, int *y)
365 struct gui_data *inst = (struct gui_data *)frontend;
367 * I assume that when the GTK version of this call is available
368 * we should use it. Not sure how it differs from the GDK one,
371 #if GTK_CHECK_VERSION(2,0,0)
372 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
374 gdk_window_get_position(inst->window->window, x, y);
379 * Report the window's pixel size, for terminal reports.
381 void get_window_pixels(void *frontend, int *x, int *y)
383 struct gui_data *inst = (struct gui_data *)frontend;
385 * I assume that when the GTK version of this call is available
386 * we should use it. Not sure how it differs from the GDK one,
389 #if GTK_CHECK_VERSION(2,0,0)
390 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
392 gdk_window_get_size(inst->window->window, x, y);
397 * Return the window or icon title.
399 char *get_window_title(void *frontend, int icon)
401 struct gui_data *inst = (struct gui_data *)frontend;
402 return icon ? inst->icontitle : inst->wintitle;
405 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
407 struct gui_data *inst = (struct gui_data *)data;
408 if (!inst->exited && conf_get_int(inst->conf, CONF_warn_on_close)) {
409 if (!reallyclose(inst))
415 static void update_mouseptr(struct gui_data *inst)
417 switch (inst->busy_status) {
419 if (!inst->mouseptr_visible) {
420 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
421 } else if (send_raw_mouse) {
422 gdk_window_set_cursor(inst->area->window, inst->rawcursor);
424 gdk_window_set_cursor(inst->area->window, inst->textcursor);
427 case BUSY_WAITING: /* XXX can we do better? */
429 /* We always display these cursors. */
430 gdk_window_set_cursor(inst->area->window, inst->waitcursor);
437 static void show_mouseptr(struct gui_data *inst, int show)
439 if (!conf_get_int(inst->conf, CONF_hide_mouseptr))
441 inst->mouseptr_visible = show;
442 update_mouseptr(inst);
445 void draw_backing_rect(struct gui_data *inst)
447 GdkGC *gc = gdk_gc_new(inst->area->window);
448 gdk_gc_set_foreground(gc, &inst->cols[258]); /* default background */
449 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
450 inst->width * inst->font_width + 2*inst->window_border,
451 inst->height * inst->font_height + 2*inst->window_border);
455 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
457 struct gui_data *inst = (struct gui_data *)data;
458 int w, h, need_size = 0;
461 * See if the terminal size has changed, in which case we must
462 * let the terminal know.
464 w = (event->width - 2*inst->window_border) / inst->font_width;
465 h = (event->height - 2*inst->window_border) / inst->font_height;
466 if (w != inst->width || h != inst->height) {
469 conf_set_int(inst->conf, CONF_width, inst->width);
470 conf_set_int(inst->conf, CONF_height, inst->height);
475 gdk_pixmap_unref(inst->pixmap);
479 inst->pixmap = gdk_pixmap_new(widget->window,
480 (w * inst->font_width + 2*inst->window_border),
481 (h * inst->font_height + 2*inst->window_border), -1);
483 draw_backing_rect(inst);
485 if (need_size && inst->term) {
486 term_size(inst->term, h, w, conf_get_int(inst->conf, CONF_savelines));
490 term_invalidate(inst->term);
495 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
497 struct gui_data *inst = (struct gui_data *)data;
500 * Pass the exposed rectangle to terminal.c, which will call us
501 * back to do the actual painting.
504 gdk_draw_pixmap(widget->window,
505 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
507 event->area.x, event->area.y,
508 event->area.x, event->area.y,
509 event->area.width, event->area.height);
514 #define KEY_PRESSED(k) \
515 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
517 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
519 struct gui_data *inst = (struct gui_data *)data;
521 wchar_t ucsoutput[2];
522 int ucsval, start, end, special, output_charset, use_ucsoutput;
524 /* Remember the timestamp. */
525 inst->input_event_time = event->time;
527 /* By default, nothing is generated. */
529 special = use_ucsoutput = FALSE;
530 output_charset = CS_ISO8859_1;
533 * If Alt is being released after typing an Alt+numberpad
534 * sequence, we should generate the code that was typed.
536 * Note that we only do this if more than one key was actually
537 * pressed - I don't think Alt+NumPad4 should be ^D or that
538 * Alt+NumPad3 should be ^C, for example. There's no serious
539 * inconvenience in having to type a zero before a single-digit
542 if (event->type == GDK_KEY_RELEASE &&
543 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
544 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
545 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
547 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
550 * FIXME: we might usefully try to do something clever here
551 * about interpreting the generated key code in a way that's
552 * appropriate to the line code page.
554 output[0] = inst->alt_keycode;
559 if (event->type == GDK_KEY_PRESS) {
563 printf("keypress: keyval = %04x, state = %08x; string =",
564 event->keyval, event->state);
565 for (i = 0; event->string[i]; i++)
566 printf(" %02x", (unsigned char) event->string[i]);
572 * NYI: Compose key (!!! requires Unicode faff before even trying)
576 * If Alt has just been pressed, we start potentially
577 * accumulating an Alt+numberpad code. We do this by
578 * setting alt_keycode to -1 (nothing yet but plausible).
580 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
581 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
582 inst->alt_keycode = -1;
583 inst->alt_digits = 0;
584 goto done; /* this generates nothing else */
588 * If we're seeing a numberpad key press with Mod1 down,
589 * consider adding it to alt_keycode if that's sensible.
590 * Anything _else_ with Mod1 down cancels any possibility
591 * of an ALT keycode: we set alt_keycode to -2.
593 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
595 switch (event->keyval) {
596 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
597 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
598 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
599 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
600 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
601 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
602 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
603 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
604 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
605 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
608 inst->alt_keycode = -2; /* it's invalid */
611 printf("Adding digit %d to keycode %d", digit,
614 if (inst->alt_keycode == -1)
615 inst->alt_keycode = digit; /* one-digit code */
617 inst->alt_keycode = inst->alt_keycode * 10 + digit;
620 printf(" gives new code %d\n", inst->alt_keycode);
622 /* Having used this digit, we now do nothing more with it. */
628 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
631 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
632 term_scroll(inst->term, 0, -inst->height/2);
635 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
636 term_scroll(inst->term, 0, -1);
639 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
640 term_scroll(inst->term, 0, +inst->height/2);
643 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
644 term_scroll(inst->term, 0, +1);
649 * Neither does Shift-Ins.
651 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
657 use_ucsoutput = FALSE;
659 /* ALT+things gives leading Escape. */
661 #if !GTK_CHECK_VERSION(2,0,0)
663 * In vanilla X, and hence also GDK 1.2, the string received
664 * as part of a keyboard event is assumed to be in
665 * ISO-8859-1. (Seems woefully shortsighted in i18n terms,
666 * but it's true: see the man page for XLookupString(3) for
669 output_charset = CS_ISO8859_1;
670 strncpy(output+1, event->string, lenof(output)-1);
673 * GDK 2.0 arranges to have done some translation for us: in
674 * GDK 2.0, event->string is encoded in the current locale.
676 * (However, it's also deprecated; we really ought to be
677 * using a GTKIMContext.)
679 * So we use the standard C library function mbstowcs() to
680 * convert from the current locale into Unicode; from there
681 * we can convert to whatever PuTTY is currently working in.
682 * (In fact I convert straight back to UTF-8 from
683 * wide-character Unicode, for the sake of simplicity: that
684 * way we can still use exactly the same code to manipulate
685 * the string, such as prefixing ESC.)
687 output_charset = CS_UTF8;
689 wchar_t widedata[32];
694 wlen = mb_to_wc(DEFAULT_CODEPAGE, 0,
695 event->string, strlen(event->string),
696 widedata, lenof(widedata)-1);
699 ulen = charset_from_unicode(&wp, &wlen, output+1, lenof(output)-2,
700 CS_UTF8, NULL, NULL, 0);
701 output[1+ulen] = '\0';
706 (ucsval = keysym_to_unicode(event->keyval)) >= 0) {
707 ucsoutput[0] = '\033';
708 ucsoutput[1] = ucsval;
709 use_ucsoutput = TRUE;
712 output[lenof(output)-1] = '\0';
713 end = strlen(output);
715 if (event->state & GDK_MOD1_MASK) {
717 if (end == 1) end = 0;
721 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
722 if (!output[1] && event->keyval == '`' &&
723 (event->state & GDK_CONTROL_MASK)) {
725 use_ucsoutput = FALSE;
729 /* Control-Break sends a Break special to the backend */
730 if (event->keyval == GDK_Break &&
731 (event->state & GDK_CONTROL_MASK)) {
733 inst->back->special(inst->backhandle, TS_BRK);
737 /* We handle Return ourselves, because it needs to be flagged as
738 * special to ldisc. */
739 if (event->keyval == GDK_Return) {
741 use_ucsoutput = FALSE;
746 /* Control-2, Control-Space and Control-@ are NUL */
748 (event->keyval == ' ' || event->keyval == '2' ||
749 event->keyval == '@') &&
750 (event->state & (GDK_SHIFT_MASK |
751 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
753 use_ucsoutput = FALSE;
757 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
758 if (!output[1] && event->keyval == ' ' &&
759 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
760 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
762 output_charset = CS_ISO8859_1;
763 use_ucsoutput = FALSE;
767 /* We don't let GTK tell us what Backspace is! We know better. */
768 if (event->keyval == GDK_BackSpace &&
769 !(event->state & GDK_SHIFT_MASK)) {
770 output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
772 use_ucsoutput = FALSE;
776 /* For Shift Backspace, do opposite of what is configured. */
777 if (event->keyval == GDK_BackSpace &&
778 (event->state & GDK_SHIFT_MASK)) {
779 output[1] = conf_get_int(inst->conf, CONF_bksp_is_delete) ?
781 use_ucsoutput = FALSE;
786 /* Shift-Tab is ESC [ Z */
787 if (event->keyval == GDK_ISO_Left_Tab ||
788 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
789 end = 1 + sprintf(output+1, "\033[Z");
790 use_ucsoutput = FALSE;
792 /* And normal Tab is Tab, if the keymap hasn't already told us.
793 * (Curiously, at least one version of the MacOS 10.5 X server
794 * doesn't translate Tab for us. */
795 if (event->keyval == GDK_Tab && end <= 1) {
801 * NetHack keypad mode.
803 if (conf_get_int(inst->conf, CONF_nethack_keypad)) {
805 switch (event->keyval) {
806 case GDK_KP_1: case GDK_KP_End: keys = "bB\002"; break;
807 case GDK_KP_2: case GDK_KP_Down: keys = "jJ\012"; break;
808 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN\016"; break;
809 case GDK_KP_4: case GDK_KP_Left: keys = "hH\010"; break;
810 case GDK_KP_5: case GDK_KP_Begin: keys = "..."; break;
811 case GDK_KP_6: case GDK_KP_Right: keys = "lL\014"; break;
812 case GDK_KP_7: case GDK_KP_Home: keys = "yY\031"; break;
813 case GDK_KP_8: case GDK_KP_Up: keys = "kK\013"; break;
814 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU\025"; break;
818 if (event->state & GDK_CONTROL_MASK)
820 else if (event->state & GDK_SHIFT_MASK)
824 use_ucsoutput = FALSE;
830 * Application keypad mode.
832 if (inst->term->app_keypad_keys &&
833 !conf_get_int(inst->conf, CONF_no_applic_k)) {
835 switch (event->keyval) {
836 case GDK_Num_Lock: xkey = 'P'; break;
837 case GDK_KP_Divide: xkey = 'Q'; break;
838 case GDK_KP_Multiply: xkey = 'R'; break;
839 case GDK_KP_Subtract: xkey = 'S'; break;
841 * Keypad + is tricky. It covers a space that would
842 * be taken up on the VT100 by _two_ keys; so we
843 * let Shift select between the two. Worse still,
844 * in xterm function key mode we change which two...
847 if (conf_get_int(inst->conf, CONF_funky_type) == FUNKY_XTERM) {
848 if (event->state & GDK_SHIFT_MASK)
852 } else if (event->state & GDK_SHIFT_MASK)
857 case GDK_KP_Enter: xkey = 'M'; break;
858 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
859 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
860 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
861 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
862 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
863 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
864 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
865 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
866 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
867 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
868 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
871 if (inst->term->vt52_mode) {
872 if (xkey >= 'P' && xkey <= 'S')
873 end = 1 + sprintf(output+1, "\033%c", xkey);
875 end = 1 + sprintf(output+1, "\033?%c", xkey);
877 end = 1 + sprintf(output+1, "\033O%c", xkey);
878 use_ucsoutput = FALSE;
884 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
885 * for integer decimal nn.)
887 * We also deal with the weird ones here. Linux VCs replace F1
888 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
889 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
894 int funky_type = conf_get_int(inst->conf, CONF_funky_type);
895 switch (event->keyval) {
897 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
900 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
903 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
906 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
909 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
912 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
915 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
918 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
921 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
924 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
957 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
958 case GDK_Home: case GDK_KP_Home:
961 case GDK_Insert: case GDK_KP_Insert:
964 case GDK_Delete: case GDK_KP_Delete:
967 case GDK_End: case GDK_KP_End:
970 case GDK_Page_Up: case GDK_KP_Page_Up:
973 case GDK_Page_Down: case GDK_KP_Page_Down:
977 /* Reorder edit keys to physical order */
978 if (funky_type == FUNKY_VT400 && code <= 6)
979 code = "\0\2\1\4\5\3\6"[code];
981 if (inst->term->vt52_mode && code > 0 && code <= 6) {
982 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
983 use_ucsoutput = FALSE;
987 if (funky_type == FUNKY_SCO && /* SCO function keys */
988 code >= 11 && code <= 34) {
989 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
991 switch (event->keyval) {
992 case GDK_F1: index = 0; break;
993 case GDK_F2: index = 1; break;
994 case GDK_F3: index = 2; break;
995 case GDK_F4: index = 3; break;
996 case GDK_F5: index = 4; break;
997 case GDK_F6: index = 5; break;
998 case GDK_F7: index = 6; break;
999 case GDK_F8: index = 7; break;
1000 case GDK_F9: index = 8; break;
1001 case GDK_F10: index = 9; break;
1002 case GDK_F11: index = 10; break;
1003 case GDK_F12: index = 11; break;
1005 if (event->state & GDK_SHIFT_MASK) index += 12;
1006 if (event->state & GDK_CONTROL_MASK) index += 24;
1007 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
1008 use_ucsoutput = FALSE;
1011 if (funky_type == FUNKY_SCO && /* SCO small keypad */
1012 code >= 1 && code <= 6) {
1013 char codes[] = "HL.FIG";
1018 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
1020 use_ucsoutput = FALSE;
1023 if ((inst->term->vt52_mode || funky_type == FUNKY_VT100P) &&
1024 code >= 11 && code <= 24) {
1030 if (inst->term->vt52_mode)
1031 end = 1 + sprintf(output+1,
1032 "\x1B%c", code + 'P' - 11 - offt);
1034 end = 1 + sprintf(output+1,
1035 "\x1BO%c", code + 'P' - 11 - offt);
1036 use_ucsoutput = FALSE;
1039 if (funky_type == FUNKY_LINUX && code >= 11 && code <= 15) {
1040 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
1041 use_ucsoutput = FALSE;
1044 if (funky_type == FUNKY_XTERM && code >= 11 && code <= 14) {
1045 if (inst->term->vt52_mode)
1046 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
1048 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
1049 use_ucsoutput = FALSE;
1052 if ((code == 1 || code == 4) &&
1053 conf_get_int(inst->conf, CONF_rxvt_homeend)) {
1054 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
1055 use_ucsoutput = FALSE;
1059 end = 1 + sprintf(output+1, "\x1B[%d~", code);
1060 use_ucsoutput = FALSE;
1066 * Cursor keys. (This includes the numberpad cursor keys,
1067 * if we haven't already done them due to app keypad mode.)
1069 * Here we also process un-numlocked un-appkeypadded KP5,
1070 * which sends ESC [ G.
1074 switch (event->keyval) {
1075 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
1076 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
1077 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
1078 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
1079 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
1082 end = 1 + format_arrow_key(output+1, inst->term, xkey,
1083 event->state & GDK_CONTROL_MASK);
1084 use_ucsoutput = FALSE;
1093 if (end-start > 0) {
1094 #ifdef KEY_DEBUGGING
1096 printf("generating sequence:");
1097 for (i = start; i < end; i++)
1098 printf(" %02x", (unsigned char) output[i]);
1104 * For special control characters, the character set
1105 * should never matter.
1107 output[end] = '\0'; /* NUL-terminate */
1109 ldisc_send(inst->ldisc, output+start, -2, 1);
1110 } else if (!inst->direct_to_font) {
1111 if (!use_ucsoutput) {
1113 lpage_send(inst->ldisc, output_charset, output+start,
1117 * We generated our own Unicode key data from the
1118 * keysym, so use that instead.
1121 luni_send(inst->ldisc, ucsoutput+start, end-start, 1);
1125 * In direct-to-font mode, we just send the string
1126 * exactly as we received it.
1129 ldisc_send(inst->ldisc, output+start, end-start, 1);
1132 show_mouseptr(inst, 0);
1133 term_seen_key_event(inst->term);
1139 gboolean button_internal(struct gui_data *inst, guint32 timestamp,
1140 GdkEventType type, guint ebutton, guint state,
1141 gdouble ex, gdouble ey)
1143 int shift, ctrl, alt, x, y, button, act;
1145 /* Remember the timestamp. */
1146 inst->input_event_time = timestamp;
1148 show_mouseptr(inst, 1);
1150 if (ebutton == 4 && type == GDK_BUTTON_PRESS) {
1151 term_scroll(inst->term, 0, -5);
1154 if (ebutton == 5 && type == GDK_BUTTON_PRESS) {
1155 term_scroll(inst->term, 0, +5);
1159 shift = state & GDK_SHIFT_MASK;
1160 ctrl = state & GDK_CONTROL_MASK;
1161 alt = state & GDK_MOD1_MASK;
1163 if (ebutton == 3 && ctrl) {
1164 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
1165 ebutton, timestamp);
1171 else if (ebutton == 2)
1172 button = MBT_MIDDLE;
1173 else if (ebutton == 3)
1176 return FALSE; /* don't even know what button! */
1179 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
1180 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
1181 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
1182 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
1183 default: return FALSE; /* don't know this event type */
1186 if (send_raw_mouse && !(shift && conf_get_int(inst->conf,
1187 CONF_mouse_override)) &&
1188 act != MA_CLICK && act != MA_RELEASE)
1189 return TRUE; /* we ignore these in raw mouse mode */
1191 x = (ex - inst->window_border) / inst->font_width;
1192 y = (ey - inst->window_border) / inst->font_height;
1194 term_mouse(inst->term, button, translate_button(button), act,
1195 x, y, shift, ctrl, alt);
1200 gboolean button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
1202 struct gui_data *inst = (struct gui_data *)data;
1203 return button_internal(inst, event->time, event->type, event->button,
1204 event->state, event->x, event->y);
1207 #if GTK_CHECK_VERSION(2,0,0)
1209 * In GTK 2, mouse wheel events have become a new type of event.
1210 * This handler translates them back into button-4 and button-5
1211 * presses so that I don't have to change my old code too much :-)
1213 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
1215 struct gui_data *inst = (struct gui_data *)data;
1218 if (event->direction == GDK_SCROLL_UP)
1220 else if (event->direction == GDK_SCROLL_DOWN)
1225 return button_internal(inst, event->time, GDK_BUTTON_PRESS,
1226 button, event->state, event->x, event->y);
1230 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1232 struct gui_data *inst = (struct gui_data *)data;
1233 int shift, ctrl, alt, x, y, button;
1235 /* Remember the timestamp. */
1236 inst->input_event_time = event->time;
1238 show_mouseptr(inst, 1);
1240 shift = event->state & GDK_SHIFT_MASK;
1241 ctrl = event->state & GDK_CONTROL_MASK;
1242 alt = event->state & GDK_MOD1_MASK;
1243 if (event->state & GDK_BUTTON1_MASK)
1245 else if (event->state & GDK_BUTTON2_MASK)
1246 button = MBT_MIDDLE;
1247 else if (event->state & GDK_BUTTON3_MASK)
1250 return FALSE; /* don't even know what button! */
1252 x = (event->x - inst->window_border) / inst->font_width;
1253 y = (event->y - inst->window_border) / inst->font_height;
1255 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1256 x, y, shift, ctrl, alt);
1261 void frontend_keypress(void *handle)
1263 struct gui_data *inst = (struct gui_data *)handle;
1266 * If our child process has exited but not closed, terminate on
1273 static gint idle_exit_func(gpointer data)
1275 struct gui_data *inst = (struct gui_data *)data;
1276 int exitcode, close_on_exit;
1278 if (!inst->exited &&
1279 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
1280 inst->exited = TRUE;
1281 close_on_exit = conf_get_int(inst->conf, CONF_close_on_exit);
1282 if (close_on_exit == FORCE_ON ||
1283 (close_on_exit == AUTO && exitcode == 0))
1284 gtk_main_quit(); /* just go */
1286 ldisc_free(inst->ldisc);
1290 inst->back->free(inst->backhandle);
1291 inst->backhandle = NULL;
1293 term_provide_resize_fn(inst->term, NULL, NULL);
1294 update_specials_menu(inst);
1296 gtk_widget_set_sensitive(inst->restartitem, TRUE);
1299 gtk_idle_remove(inst->term_exit_idle_id);
1303 void notify_remote_exit(void *frontend)
1305 struct gui_data *inst = (struct gui_data *)frontend;
1307 inst->term_exit_idle_id = gtk_idle_add(idle_exit_func, inst);
1310 static gint timer_trigger(gpointer data)
1312 long now = GPOINTER_TO_LONG(data);
1316 if (run_timers(now, &next)) {
1317 ticks = next - GETTICKCOUNT();
1318 timer_id = gtk_timeout_add(ticks > 0 ? ticks : 1, timer_trigger,
1319 LONG_TO_GPOINTER(next));
1323 * Never let a timer resume. If we need another one, we've
1324 * asked for it explicitly above.
1329 void timer_change_notify(long next)
1334 gtk_timeout_remove(timer_id);
1336 ticks = next - GETTICKCOUNT();
1338 ticks = 1; /* just in case */
1340 timer_id = gtk_timeout_add(ticks, timer_trigger,
1341 LONG_TO_GPOINTER(next));
1344 void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1347 * We must process exceptional notifications before ordinary
1348 * readability ones, or we may go straight past the urgent
1351 if (condition & GDK_INPUT_EXCEPTION)
1352 select_result(sourcefd, 4);
1353 if (condition & GDK_INPUT_READ)
1354 select_result(sourcefd, 1);
1355 if (condition & GDK_INPUT_WRITE)
1356 select_result(sourcefd, 2);
1359 void destroy(GtkWidget *widget, gpointer data)
1364 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1366 struct gui_data *inst = (struct gui_data *)data;
1367 term_set_focus(inst->term, event->in);
1368 term_update(inst->term);
1369 show_mouseptr(inst, 1);
1373 void set_busy_status(void *frontend, int status)
1375 struct gui_data *inst = (struct gui_data *)frontend;
1376 inst->busy_status = status;
1377 update_mouseptr(inst);
1381 * set or clear the "raw mouse message" mode
1383 void set_raw_mouse_mode(void *frontend, int activate)
1385 struct gui_data *inst = (struct gui_data *)frontend;
1386 activate = activate && !conf_get_int(inst->conf, CONF_no_mouse_rep);
1387 send_raw_mouse = activate;
1388 update_mouseptr(inst);
1391 void request_resize(void *frontend, int w, int h)
1393 struct gui_data *inst = (struct gui_data *)frontend;
1394 int large_x, large_y;
1395 int offset_x, offset_y;
1397 GtkRequisition inner, outer;
1400 * This is a heinous hack dreamed up by the gnome-terminal
1401 * people to get around a limitation in gtk. The problem is
1402 * that in order to set the size correctly we really need to be
1403 * calling gtk_window_resize - but that needs to know the size
1404 * of the _whole window_, not the drawing area. So what we do
1405 * is to set an artificially huge size request on the drawing
1406 * area, recompute the resulting size request on the window,
1407 * and look at the difference between the two. That gives us
1408 * the x and y offsets we need to translate drawing area size
1409 * into window size for real, and then we call
1410 * gtk_window_resize.
1414 * We start by retrieving the current size of the whole window.
1415 * Adding a bit to _that_ will give us a value we can use as a
1416 * bogus size request which guarantees to be bigger than the
1417 * current size of the drawing area.
1419 get_window_pixels(inst, &large_x, &large_y);
1423 #if GTK_CHECK_VERSION(2,0,0)
1424 gtk_widget_set_size_request(inst->area, large_x, large_y);
1426 gtk_widget_set_usize(inst->area, large_x, large_y);
1428 gtk_widget_size_request(inst->area, &inner);
1429 gtk_widget_size_request(inst->window, &outer);
1431 offset_x = outer.width - inner.width;
1432 offset_y = outer.height - inner.height;
1434 area_x = inst->font_width * w + 2*inst->window_border;
1435 area_y = inst->font_height * h + 2*inst->window_border;
1438 * Now we must set the size request on the drawing area back to
1439 * something sensible before we commit the real resize. Best
1440 * way to do this, I think, is to set it to what the size is
1441 * really going to end up being.
1443 #if GTK_CHECK_VERSION(2,0,0)
1444 gtk_widget_set_size_request(inst->area, area_x, area_y);
1445 gtk_window_resize(GTK_WINDOW(inst->window),
1446 area_x + offset_x, area_y + offset_y);
1448 gtk_widget_set_usize(inst->area, area_x, area_y);
1449 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
1451 * I can no longer remember what this call to
1452 * gtk_container_dequeue_resize_handler is for. It was
1453 * introduced in r3092 with no comment, and the commit log
1454 * message was uninformative. I'm _guessing_ its purpose is to
1455 * prevent gratuitous resize processing on the window given
1456 * that we're about to resize it anyway, but I have no idea
1457 * why that's so incredibly vital.
1459 * I've tried removing the call, and nothing seems to go
1460 * wrong. I've backtracked to r3092 and tried removing the
1461 * call there, and still nothing goes wrong. So I'm going to
1462 * adopt the working hypothesis that it's superfluous; I won't
1463 * actually remove it from the GTK 1.2 code, but I won't
1464 * attempt to replicate its functionality in the GTK 2 code
1467 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
1468 gdk_window_resize(inst->window->window,
1469 area_x + offset_x, area_y + offset_y);
1473 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1475 gboolean success[1];
1477 inst->cols[n].red = r * 0x0101;
1478 inst->cols[n].green = g * 0x0101;
1479 inst->cols[n].blue = b * 0x0101;
1481 gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
1482 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1483 FALSE, TRUE, success);
1485 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
1489 void set_window_background(struct gui_data *inst)
1491 if (inst->area && inst->area->window)
1492 gdk_window_set_background(inst->area->window, &inst->cols[258]);
1493 if (inst->window && inst->window->window)
1494 gdk_window_set_background(inst->window->window, &inst->cols[258]);
1497 void palette_set(void *frontend, int n, int r, int g, int b)
1499 struct gui_data *inst = (struct gui_data *)frontend;
1502 if (n > NALLCOLOURS)
1504 real_palette_set(inst, n, r, g, b);
1506 /* Default Background changed. Ensure space between text area and
1507 * window border is redrawn */
1508 set_window_background(inst);
1509 draw_backing_rect(inst);
1510 gtk_widget_queue_draw(inst->area);
1514 void palette_reset(void *frontend)
1516 struct gui_data *inst = (struct gui_data *)frontend;
1517 /* This maps colour indices in inst->conf to those used in inst->cols. */
1518 static const int ww[] = {
1519 256, 257, 258, 259, 260, 261,
1520 0, 8, 1, 9, 2, 10, 3, 11,
1521 4, 12, 5, 13, 6, 14, 7, 15
1523 gboolean success[NALLCOLOURS];
1526 assert(lenof(ww) == NCFGCOLOURS);
1528 if (!inst->colmap) {
1529 inst->colmap = gdk_colormap_get_system();
1531 gdk_colormap_free_colors(inst->colmap, inst->cols, NALLCOLOURS);
1534 for (i = 0; i < NCFGCOLOURS; i++) {
1535 inst->cols[ww[i]].red =
1536 conf_get_int_int(inst->conf, CONF_colours, i*3+0) * 0x0101;
1537 inst->cols[ww[i]].green =
1538 conf_get_int_int(inst->conf, CONF_colours, i*3+1) * 0x0101;
1539 inst->cols[ww[i]].blue =
1540 conf_get_int_int(inst->conf, CONF_colours, i*3+2) * 0x0101;
1543 for (i = 0; i < NEXTCOLOURS; i++) {
1545 int r = i / 36, g = (i / 6) % 6, b = i % 6;
1546 inst->cols[i+16].red = r ? r * 0x2828 + 0x3737 : 0;
1547 inst->cols[i+16].green = g ? g * 0x2828 + 0x3737 : 0;
1548 inst->cols[i+16].blue = b ? b * 0x2828 + 0x3737 : 0;
1550 int shade = i - 216;
1551 shade = shade * 0x0a0a + 0x0808;
1552 inst->cols[i+16].red = inst->cols[i+16].green =
1553 inst->cols[i+16].blue = shade;
1557 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NALLCOLOURS,
1558 FALSE, TRUE, success);
1559 for (i = 0; i < NALLCOLOURS; i++) {
1561 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1563 conf_get_int_int(inst->conf, CONF_colours, i*3+0),
1564 conf_get_int_int(inst->conf, CONF_colours, i*3+1),
1565 conf_get_int_int(inst->conf, CONF_colours, i*3+2));
1568 /* Since Default Background may have changed, ensure that space
1569 * between text area and window border is refreshed. */
1570 set_window_background(inst);
1571 if (inst->area && inst->area->window) {
1572 draw_backing_rect(inst);
1573 gtk_widget_queue_draw(inst->area);
1577 /* Ensure that all the cut buffers exist - according to the ICCCM, we must
1578 * do this before we start using cut buffers.
1580 void init_cutbuffers()
1582 unsigned char empty[] = "";
1583 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1584 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0);
1585 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1586 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0);
1587 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1588 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0);
1589 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1590 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0);
1591 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1592 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0);
1593 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1594 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0);
1595 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1596 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0);
1597 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1598 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0);
1601 /* Store the data in a cut-buffer. */
1602 void store_cutbuffer(char * ptr, int len)
1604 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1605 XRotateBuffers(GDK_DISPLAY(), 1);
1606 XStoreBytes(GDK_DISPLAY(), ptr, len);
1609 /* Retrieve data from a cut-buffer.
1610 * Returned data needs to be freed with XFree().
1612 char * retrieve_cutbuffer(int * nbytes)
1615 ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
1616 if (*nbytes <= 0 && ptr != 0) {
1623 void write_clip(void *frontend, wchar_t * data, int *attr, int len, int must_deselect)
1625 struct gui_data *inst = (struct gui_data *)frontend;
1626 if (inst->pasteout_data)
1627 sfree(inst->pasteout_data);
1628 if (inst->pasteout_data_ctext)
1629 sfree(inst->pasteout_data_ctext);
1630 if (inst->pasteout_data_utf8)
1631 sfree(inst->pasteout_data_utf8);
1634 * Set up UTF-8 and compound text paste data. This only happens
1635 * if we aren't in direct-to-font mode using the D800 hack.
1637 if (!inst->direct_to_font) {
1638 const wchar_t *tmp = data;
1643 inst->pasteout_data_utf8 = snewn(len*6, char);
1644 inst->pasteout_data_utf8_len = len*6;
1645 inst->pasteout_data_utf8_len =
1646 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1647 inst->pasteout_data_utf8_len,
1648 CS_UTF8, NULL, NULL, 0);
1649 if (inst->pasteout_data_utf8_len == 0) {
1650 sfree(inst->pasteout_data_utf8);
1651 inst->pasteout_data_utf8 = NULL;
1653 inst->pasteout_data_utf8 =
1654 sresize(inst->pasteout_data_utf8,
1655 inst->pasteout_data_utf8_len + 1, char);
1656 inst->pasteout_data_utf8[inst->pasteout_data_utf8_len] = '\0';
1660 * Now let Xlib convert our UTF-8 data into compound text.
1662 list[0] = inst->pasteout_data_utf8;
1663 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
1664 XCompoundTextStyle, &tp) == 0) {
1665 inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
1666 memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
1667 inst->pasteout_data_ctext_len = tp.nitems;
1670 inst->pasteout_data_ctext = NULL;
1671 inst->pasteout_data_ctext_len = 0;
1674 inst->pasteout_data_utf8 = NULL;
1675 inst->pasteout_data_utf8_len = 0;
1676 inst->pasteout_data_ctext = NULL;
1677 inst->pasteout_data_ctext_len = 0;
1680 inst->pasteout_data = snewn(len*6, char);
1681 inst->pasteout_data_len = len*6;
1682 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1683 data, len, inst->pasteout_data,
1684 inst->pasteout_data_len,
1686 if (inst->pasteout_data_len == 0) {
1687 sfree(inst->pasteout_data);
1688 inst->pasteout_data = NULL;
1690 inst->pasteout_data =
1691 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1694 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1696 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1697 inst->input_event_time)) {
1698 #if GTK_CHECK_VERSION(2,0,0)
1699 gtk_selection_clear_targets(inst->area, GDK_SELECTION_PRIMARY);
1701 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1702 GDK_SELECTION_TYPE_STRING, 1);
1703 if (inst->pasteout_data_ctext)
1704 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1705 compound_text_atom, 1);
1706 if (inst->pasteout_data_utf8)
1707 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1708 utf8_string_atom, 1);
1712 term_deselect(inst->term);
1715 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1716 guint info, guint time_stamp, gpointer data)
1718 struct gui_data *inst = (struct gui_data *)data;
1719 if (seldata->target == utf8_string_atom)
1720 gtk_selection_data_set(seldata, seldata->target, 8,
1721 (unsigned char *)inst->pasteout_data_utf8,
1722 inst->pasteout_data_utf8_len);
1723 else if (seldata->target == compound_text_atom)
1724 gtk_selection_data_set(seldata, seldata->target, 8,
1725 (unsigned char *)inst->pasteout_data_ctext,
1726 inst->pasteout_data_ctext_len);
1728 gtk_selection_data_set(seldata, seldata->target, 8,
1729 (unsigned char *)inst->pasteout_data,
1730 inst->pasteout_data_len);
1733 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1736 struct gui_data *inst = (struct gui_data *)data;
1738 term_deselect(inst->term);
1739 if (inst->pasteout_data)
1740 sfree(inst->pasteout_data);
1741 if (inst->pasteout_data_ctext)
1742 sfree(inst->pasteout_data_ctext);
1743 if (inst->pasteout_data_utf8)
1744 sfree(inst->pasteout_data_utf8);
1745 inst->pasteout_data = NULL;
1746 inst->pasteout_data_len = 0;
1747 inst->pasteout_data_ctext = NULL;
1748 inst->pasteout_data_ctext_len = 0;
1749 inst->pasteout_data_utf8 = NULL;
1750 inst->pasteout_data_utf8_len = 0;
1754 void request_paste(void *frontend)
1756 struct gui_data *inst = (struct gui_data *)frontend;
1758 * In Unix, pasting is asynchronous: all we can do at the
1759 * moment is to call gtk_selection_convert(), and when the data
1760 * comes back _then_ we can call term_do_paste().
1763 if (!inst->direct_to_font) {
1765 * First we attempt to retrieve the selection as a UTF-8
1766 * string (which we will convert to the correct code page
1767 * before sending to the session, of course). If that
1768 * fails, selection_received() will be informed and will
1769 * fall back to an ordinary string.
1771 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1773 inst->input_event_time);
1776 * If we're in direct-to-font mode, we disable UTF-8
1777 * pasting, and go straight to ordinary string data.
1779 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1780 GDK_SELECTION_TYPE_STRING,
1781 inst->input_event_time);
1785 gint idle_paste_func(gpointer data); /* forward ref */
1787 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1788 guint time, gpointer data)
1790 struct gui_data *inst = (struct gui_data *)data;
1794 int length, count, ret;
1795 int free_list_required = 0;
1796 int free_required = 0;
1799 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
1801 * Failed to get a UTF-8 selection string. Try compound
1804 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1806 inst->input_event_time);
1810 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1812 * Failed to get UTF-8 or compound text. Try an ordinary
1815 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1816 GDK_SELECTION_TYPE_STRING,
1817 inst->input_event_time);
1822 * If we have data, but it's not of a type we can deal with,
1823 * we have to ignore the data.
1825 if (seldata->length > 0 &&
1826 seldata->type != GDK_SELECTION_TYPE_STRING &&
1827 seldata->type != compound_text_atom &&
1828 seldata->type != utf8_string_atom)
1832 * If we have no data, try looking in a cut buffer.
1834 if (seldata->length <= 0) {
1835 text = retrieve_cutbuffer(&length);
1838 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1839 * source, so use that as a de-facto standard. */
1840 charset = CS_ISO8859_1;
1844 * Convert COMPOUND_TEXT into UTF-8.
1846 if (seldata->type == compound_text_atom) {
1847 tp.value = seldata->data;
1848 tp.encoding = (Atom) seldata->type;
1849 tp.format = seldata->format;
1850 tp.nitems = seldata->length;
1851 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
1853 if (ret != 0 || count != 1) {
1855 * Compound text failed; fall back to STRING.
1857 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1858 GDK_SELECTION_TYPE_STRING,
1859 inst->input_event_time);
1863 length = strlen(list[0]);
1865 free_list_required = 1;
1867 text = (char *)seldata->data;
1868 length = seldata->length;
1869 charset = (seldata->type == utf8_string_atom ?
1870 CS_UTF8 : inst->ucsdata.line_codepage);
1874 if (inst->pastein_data)
1875 sfree(inst->pastein_data);
1877 inst->pastein_data = snewn(length, wchar_t);
1878 inst->pastein_data_len = length;
1879 inst->pastein_data_len =
1880 mb_to_wc(charset, 0, text, length,
1881 inst->pastein_data, inst->pastein_data_len);
1883 term_do_paste(inst->term);
1885 if (term_paste_pending(inst->term))
1886 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1888 if (free_list_required)
1889 XFreeStringList(list);
1894 gint idle_paste_func(gpointer data)
1896 struct gui_data *inst = (struct gui_data *)data;
1898 if (term_paste_pending(inst->term))
1899 term_paste(inst->term);
1901 gtk_idle_remove(inst->term_paste_idle_id);
1907 void get_clip(void *frontend, wchar_t ** p, int *len)
1909 struct gui_data *inst = (struct gui_data *)frontend;
1912 *p = inst->pastein_data;
1913 *len = inst->pastein_data_len;
1917 static void set_window_titles(struct gui_data *inst)
1920 * We must always call set_icon_name after calling set_title,
1921 * since set_title will write both names. Irritating, but such
1924 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1925 if (!conf_get_int(inst->conf, CONF_win_name_always))
1926 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1929 void set_title(void *frontend, char *title)
1931 struct gui_data *inst = (struct gui_data *)frontend;
1932 sfree(inst->wintitle);
1933 inst->wintitle = dupstr(title);
1934 set_window_titles(inst);
1937 void set_icon(void *frontend, char *title)
1939 struct gui_data *inst = (struct gui_data *)frontend;
1940 sfree(inst->icontitle);
1941 inst->icontitle = dupstr(title);
1942 set_window_titles(inst);
1945 void set_title_and_icon(void *frontend, char *title, char *icon)
1947 struct gui_data *inst = (struct gui_data *)frontend;
1948 sfree(inst->wintitle);
1949 inst->wintitle = dupstr(title);
1950 sfree(inst->icontitle);
1951 inst->icontitle = dupstr(icon);
1952 set_window_titles(inst);
1955 void set_sbar(void *frontend, int total, int start, int page)
1957 struct gui_data *inst = (struct gui_data *)frontend;
1958 if (!conf_get_int(inst->conf, CONF_scrollbar))
1960 inst->sbar_adjust->lower = 0;
1961 inst->sbar_adjust->upper = total;
1962 inst->sbar_adjust->value = start;
1963 inst->sbar_adjust->page_size = page;
1964 inst->sbar_adjust->step_increment = 1;
1965 inst->sbar_adjust->page_increment = page/2;
1966 inst->ignore_sbar = TRUE;
1967 gtk_adjustment_changed(inst->sbar_adjust);
1968 inst->ignore_sbar = FALSE;
1971 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1973 struct gui_data *inst = (struct gui_data *)data;
1975 if (!conf_get_int(inst->conf, CONF_scrollbar))
1977 if (!inst->ignore_sbar)
1978 term_scroll(inst->term, 1, (int)adj->value);
1981 void sys_cursor(void *frontend, int x, int y)
1984 * This is meaningless under X.
1989 * This is still called when mode==BELL_VISUAL, even though the
1990 * visual bell is handled entirely within terminal.c, because we
1991 * may want to perform additional actions on any kind of bell (for
1992 * example, taskbar flashing in Windows).
1994 void do_beep(void *frontend, int mode)
1996 if (mode == BELL_DEFAULT)
2000 int char_width(Context ctx, int uc)
2003 * Under X, any fixed-width font really _is_ fixed-width.
2004 * Double-width characters will be dealt with using a separate
2005 * font. For the moment we can simply return 1.
2007 * FIXME: but is that also true of Pango?
2012 Context get_ctx(void *frontend)
2014 struct gui_data *inst = (struct gui_data *)frontend;
2015 struct draw_ctx *dctx;
2017 if (!inst->area->window)
2020 dctx = snew(struct draw_ctx);
2022 dctx->gc = gdk_gc_new(inst->area->window);
2026 void free_ctx(Context ctx)
2028 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2029 /* struct gui_data *inst = dctx->inst; */
2030 GdkGC *gc = dctx->gc;
2036 * Draw a line of text in the window, at given character
2037 * coordinates, in given attributes.
2039 * We are allowed to fiddle with the contents of `text'.
2041 void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
2042 unsigned long attr, int lattr)
2044 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2045 struct gui_data *inst = dctx->inst;
2046 GdkGC *gc = dctx->gc;
2047 int ncombining, combining;
2048 int nfg, nbg, t, fontid, shadow, rlen, widefactor, bold;
2049 int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
2051 if (attr & TATTR_COMBINING) {
2057 nfg = ((monochrome ? ATTR_DEFFG : (attr & ATTR_FGMASK)) >> ATTR_FGSHIFT);
2058 nbg = ((monochrome ? ATTR_DEFBG : (attr & ATTR_BGMASK)) >> ATTR_BGSHIFT);
2059 if (!!(attr & ATTR_REVERSE) ^ (monochrome && (attr & TATTR_ACTCURS))) {
2064 if (inst->bold_colour && (attr & ATTR_BOLD)) {
2065 if (nfg < 16) nfg |= 8;
2066 else if (nfg >= 256) nfg |= 1;
2068 if (inst->bold_colour && (attr & ATTR_BLINK)) {
2069 if (nbg < 16) nbg |= 8;
2070 else if (nbg >= 256) nbg |= 1;
2072 if ((attr & TATTR_ACTCURS) && !monochrome) {
2077 fontid = shadow = 0;
2079 if (attr & ATTR_WIDE) {
2086 if ((attr & ATTR_BOLD) && !inst->bold_colour) {
2093 if (!inst->fonts[fontid]) {
2096 * Fall back through font ids with subsets of this one's
2097 * set bits, in order.
2099 for (i = fontid; i-- > 0 ;) {
2101 continue; /* some other bit is set */
2102 if (inst->fonts[i]) {
2107 assert(inst->fonts[fontid]); /* we should at least have hit zero */
2110 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2112 if (x >= inst->term->cols)
2114 if (x + len*2*widefactor > inst->term->cols)
2115 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2123 r.x = x*inst->font_width+inst->window_border;
2124 r.y = y*inst->font_height+inst->window_border;
2125 r.width = rlen*widefactor*inst->font_width;
2126 r.height = inst->font_height;
2127 gdk_gc_set_clip_rectangle(gc, &r);
2130 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
2131 gdk_draw_rectangle(inst->pixmap, gc, 1,
2132 x*inst->font_width+inst->window_border,
2133 y*inst->font_height+inst->window_border,
2134 rlen*widefactor*inst->font_width, inst->font_height);
2136 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
2137 for (combining = 0; combining < ncombining; combining++) {
2138 unifont_draw_text(inst->pixmap, gc, inst->fonts[fontid],
2139 x*inst->font_width+inst->window_border,
2140 y*inst->font_height+inst->window_border+inst->fonts[0]->ascent,
2141 text + combining, len, widefactor > 1,
2142 bold, inst->font_width);
2145 if (attr & ATTR_UNDER) {
2146 int uheight = inst->fonts[0]->ascent + 1;
2147 if (uheight >= inst->font_height)
2148 uheight = inst->font_height - 1;
2149 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->window_border,
2150 y*inst->font_height + uheight + inst->window_border,
2151 (x+len)*widefactor*inst->font_width-1+inst->window_border,
2152 y*inst->font_height + uheight + inst->window_border);
2155 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2157 * I can't find any plausible StretchBlt equivalent in the
2158 * X server, so I'm going to do this the slow and painful
2159 * way. This will involve repeated calls to
2160 * gdk_draw_pixmap() to stretch the text horizontally. It's
2161 * O(N^2) in time and O(N) in network bandwidth, but you
2162 * try thinking of a better way. :-(
2165 for (i = 0; i < len * widefactor * inst->font_width; i++) {
2166 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2167 x*inst->font_width+inst->window_border + 2*i,
2168 y*inst->font_height+inst->window_border,
2169 x*inst->font_width+inst->window_border + 2*i+1,
2170 y*inst->font_height+inst->window_border,
2171 len * widefactor * inst->font_width - i, inst->font_height);
2174 if ((lattr & LATTR_MODE) != LATTR_WIDE) {
2176 /* Now stretch vertically, in the same way. */
2177 if ((lattr & LATTR_MODE) == LATTR_BOT)
2181 for (i = 0; i < inst->font_height; i+=2) {
2182 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
2183 x*inst->font_width+inst->window_border,
2184 y*inst->font_height+inst->window_border+dt*i+db,
2185 x*inst->font_width+inst->window_border,
2186 y*inst->font_height+inst->window_border+dt*(i+1),
2187 len * widefactor * inst->font_width, inst->font_height-i-1);
2193 void do_text(Context ctx, int x, int y, wchar_t *text, int len,
2194 unsigned long attr, int lattr)
2196 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2197 struct gui_data *inst = dctx->inst;
2198 GdkGC *gc = dctx->gc;
2201 do_text_internal(ctx, x, y, text, len, attr, lattr);
2203 if (attr & ATTR_WIDE) {
2209 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2211 if (x >= inst->term->cols)
2213 if (x + len*2*widefactor > inst->term->cols)
2214 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2218 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2219 x*inst->font_width+inst->window_border,
2220 y*inst->font_height+inst->window_border,
2221 x*inst->font_width+inst->window_border,
2222 y*inst->font_height+inst->window_border,
2223 len*widefactor*inst->font_width, inst->font_height);
2226 void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
2227 unsigned long attr, int lattr)
2229 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2230 struct gui_data *inst = dctx->inst;
2231 GdkGC *gc = dctx->gc;
2233 int active, passive, widefactor;
2235 if (attr & TATTR_PASCURS) {
2236 attr &= ~TATTR_PASCURS;
2240 if ((attr & TATTR_ACTCURS) && inst->cursor_type != 0) {
2241 attr &= ~TATTR_ACTCURS;
2245 do_text_internal(ctx, x, y, text, len, attr, lattr);
2247 if (attr & TATTR_COMBINING)
2250 if (attr & ATTR_WIDE) {
2256 if ((lattr & LATTR_MODE) != LATTR_NORM) {
2258 if (x >= inst->term->cols)
2260 if (x + len*2*widefactor > inst->term->cols)
2261 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2265 if (inst->cursor_type == 0) {
2267 * An active block cursor will already have been done by
2268 * the above do_text call, so we only need to do anything
2272 gdk_gc_set_foreground(gc, &inst->cols[261]);
2273 gdk_draw_rectangle(inst->pixmap, gc, 0,
2274 x*inst->font_width+inst->window_border,
2275 y*inst->font_height+inst->window_border,
2276 len*widefactor*inst->font_width-1, inst->font_height-1);
2280 int startx, starty, dx, dy, length, i;
2284 if ((attr & ATTR_WIDE) || (lattr & LATTR_MODE) != LATTR_NORM)
2285 char_width = 2*inst->font_width;
2287 char_width = inst->font_width;
2289 if (inst->cursor_type == 1) {
2290 uheight = inst->fonts[0]->ascent + 1;
2291 if (uheight >= inst->font_height)
2292 uheight = inst->font_height - 1;
2294 startx = x * inst->font_width + inst->window_border;
2295 starty = y * inst->font_height + inst->window_border + uheight;
2298 length = len * widefactor * char_width;
2301 if (attr & TATTR_RIGHTCURS)
2302 xadjust = char_width - 1;
2303 startx = x * inst->font_width + inst->window_border + xadjust;
2304 starty = y * inst->font_height + inst->window_border;
2307 length = inst->font_height;
2310 gdk_gc_set_foreground(gc, &inst->cols[261]);
2312 for (i = 0; i < length; i++) {
2314 gdk_draw_point(inst->pixmap, gc, startx, starty);
2319 } else if (active) {
2320 gdk_draw_line(inst->pixmap, gc, startx, starty,
2321 startx + (length-1) * dx, starty + (length-1) * dy);
2322 } /* else no cursor (e.g., blinked off) */
2325 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2326 x*inst->font_width+inst->window_border,
2327 y*inst->font_height+inst->window_border,
2328 x*inst->font_width+inst->window_border,
2329 y*inst->font_height+inst->window_border,
2330 len*widefactor*inst->font_width, inst->font_height);
2333 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
2336 * Truly hideous hack: GTK doesn't allow us to set the mouse
2337 * cursor foreground and background colours unless we've _also_
2338 * created our own cursor from bitmaps. Therefore, I need to
2339 * load the `cursor' font and draw glyphs from it on to
2340 * pixmaps, in order to construct my cursors with the fg and bg
2341 * I want. This is a gross hack, but it's more self-contained
2342 * than linking in Xlib to find the X window handle to
2343 * inst->area and calling XRecolorCursor, and it's more
2344 * futureproof than hard-coding the shapes as bitmap arrays.
2346 static GdkFont *cursor_font = NULL;
2347 GdkPixmap *source, *mask;
2349 GdkColor cfg = { 0, 65535, 65535, 65535 };
2350 GdkColor cbg = { 0, 0, 0, 0 };
2351 GdkColor dfg = { 1, 65535, 65535, 65535 };
2352 GdkColor dbg = { 0, 0, 0, 0 };
2355 gint lb, rb, wid, asc, desc, w, h, x, y;
2357 if (cursor_val == -2) {
2358 gdk_font_unref(cursor_font);
2362 if (cursor_val >= 0 && !cursor_font) {
2363 cursor_font = gdk_font_load("cursor");
2365 gdk_font_ref(cursor_font);
2369 * Get the text extent of the cursor in question. We use the
2370 * mask character for this, because it's typically slightly
2371 * bigger than the main character.
2373 if (cursor_val >= 0) {
2375 text[0] = (char)cursor_val + 1;
2376 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2377 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2383 source = gdk_pixmap_new(NULL, w, h, 1);
2384 mask = gdk_pixmap_new(NULL, w, h, 1);
2387 * Draw the mask character on the mask pixmap.
2389 gc = gdk_gc_new(mask);
2390 gdk_gc_set_foreground(gc, &dbg);
2391 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
2392 if (cursor_val >= 0) {
2394 text[0] = (char)cursor_val + 1;
2395 gdk_gc_set_foreground(gc, &dfg);
2396 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2401 * Draw the main character on the source pixmap.
2403 gc = gdk_gc_new(source);
2404 gdk_gc_set_foreground(gc, &dbg);
2405 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
2406 if (cursor_val >= 0) {
2408 text[0] = (char)cursor_val;
2409 gdk_gc_set_foreground(gc, &dfg);
2410 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2415 * Create the cursor.
2417 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2422 gdk_pixmap_unref(source);
2423 gdk_pixmap_unref(mask);
2428 void modalfatalbox(char *p, ...)
2431 fprintf(stderr, "FATAL ERROR: ");
2433 vfprintf(stderr, p, ap);
2435 fputc('\n', stderr);
2439 void cmdline_error(char *p, ...)
2442 fprintf(stderr, "%s: ", appname);
2444 vfprintf(stderr, p, ap);
2446 fputc('\n', stderr);
2450 char *get_x_display(void *frontend)
2452 return gdk_get_display();
2455 long get_windowid(void *frontend)
2457 struct gui_data *inst = (struct gui_data *)frontend;
2458 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2461 static void help(FILE *fp) {
2463 "pterm option summary:\n"
2465 " --display DISPLAY Specify X display to use (note '--')\n"
2466 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2467 " -fn FONT Normal text font\n"
2468 " -fb FONT Bold text font\n"
2469 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2470 " -sl LINES Number of lines of scrollback\n"
2471 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2472 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2473 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2474 " -T TITLE Window title\n"
2475 " -ut, +ut Do(default) or do not update utmp\n"
2476 " -ls, +ls Do(default) or do not make shell a login shell\n"
2477 " -sb, +sb Do(default) or do not display a scrollbar\n"
2478 " -log PATH Log all output to a file\n"
2479 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2480 " -xrm RESOURCE-STRING Set an X resource\n"
2481 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2482 ) < 0 || fflush(fp) < 0) {
2483 perror("output error");
2488 int do_cmdline(int argc, char **argv, int do_everything, int *allow_launch,
2489 struct gui_data *inst, Conf *conf)
2495 * Macros to make argument handling easier. Note that because
2496 * they need to call `continue', they cannot be contained in
2497 * the usual do {...} while (0) wrapper to make them
2498 * syntactically single statements; hence it is not legal to
2499 * use one of these macros as an unbraced statement between
2502 #define EXPECTS_ARG { \
2503 if (--argc <= 0) { \
2505 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2510 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2512 while (--argc > 0) {
2517 * Shameless cheating. Debian requires all X terminal
2518 * emulators to support `-T title'; but
2519 * cmdline_process_param will eat -T (it means no-pty) and
2520 * complain that pterm doesn't support it. So, in pterm
2521 * only, we convert -T into -title.
2523 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2527 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2528 do_everything ? 1 : -1, conf);
2531 cmdline_error("option \"%s\" requires an argument", p);
2532 } else if (ret == 2) {
2533 --argc, ++argv; /* skip next argument */
2535 } else if (ret == 1) {
2539 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2543 fs = fontspec_new(val);
2544 conf_set_fontspec(conf, CONF_font, fs);
2547 } else if (!strcmp(p, "-fb")) {
2551 fs = fontspec_new(val);
2552 conf_set_fontspec(conf, CONF_boldfont, fs);
2555 } else if (!strcmp(p, "-fw")) {
2559 fs = fontspec_new(val);
2560 conf_set_fontspec(conf, CONF_widefont, fs);
2563 } else if (!strcmp(p, "-fwb")) {
2567 fs = fontspec_new(val);
2568 conf_set_fontspec(conf, CONF_wideboldfont, fs);
2571 } else if (!strcmp(p, "-cs")) {
2574 conf_set_str(conf, CONF_line_codepage, val);
2576 } else if (!strcmp(p, "-geometry")) {
2582 flags = XParseGeometry(val, &x, &y, &w, &h);
2583 if (flags & WidthValue)
2584 conf_set_int(conf, CONF_width, w);
2585 if (flags & HeightValue)
2586 conf_set_int(conf, CONF_height, h);
2588 if (flags & (XValue | YValue)) {
2591 inst->gotpos = TRUE;
2592 inst->gravity = ((flags & XNegative ? 1 : 0) |
2593 (flags & YNegative ? 2 : 0));
2596 } else if (!strcmp(p, "-sl")) {
2599 conf_set_int(conf, CONF_savelines, atoi(val));
2601 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2602 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2603 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2608 if (!gdk_color_parse(val, &col)) {
2610 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2614 index = (!strcmp(p, "-fg") ? 0 :
2615 !strcmp(p, "-bg") ? 2 :
2616 !strcmp(p, "-bfg") ? 1 :
2617 !strcmp(p, "-bbg") ? 3 :
2618 !strcmp(p, "-cfg") ? 4 :
2619 !strcmp(p, "-cbg") ? 5 : -1);
2620 assert(index != -1);
2621 conf_set_int_int(conf, CONF_colours, index*3+0, col.red / 256);
2622 conf_set_int_int(conf, CONF_colours, index*3+1,col.green/ 256);
2623 conf_set_int_int(conf, CONF_colours, index*3+2, col.blue/ 256);
2626 } else if (use_pty_argv && !strcmp(p, "-e")) {
2627 /* This option swallows all further arguments. */
2633 pty_argv = snewn(argc+1, char *);
2635 for (i = 0; i < argc; i++)
2636 pty_argv[i] = argv[i];
2637 pty_argv[argc] = NULL;
2638 break; /* finished command-line processing */
2640 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2643 } else if (!strcmp(p, "-title")) {
2646 conf_set_str(conf, CONF_wintitle, val);
2648 } else if (!strcmp(p, "-log")) {
2652 fn = filename_from_str(val);
2653 conf_set_filename(conf, CONF_logfilename, fn);
2654 conf_set_int(conf, CONF_logtype, LGTYP_DEBUG);
2657 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2659 conf_set_int(conf, CONF_stamp_utmp, 0);
2661 } else if (!strcmp(p, "-ut")) {
2663 conf_set_int(conf, CONF_stamp_utmp, 1);
2665 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2667 conf_set_int(conf, CONF_login_shell, 0);
2669 } else if (!strcmp(p, "-ls")) {
2671 conf_set_int(conf, CONF_login_shell, 1);
2673 } else if (!strcmp(p, "-nethack")) {
2675 conf_set_int(conf, CONF_nethack_keypad, 1);
2677 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2679 conf_set_int(conf, CONF_scrollbar, 0);
2681 } else if (!strcmp(p, "-sb")) {
2683 conf_set_int(conf, CONF_scrollbar, 1);
2685 } else if (!strcmp(p, "-name")) {
2689 } else if (!strcmp(p, "-xrm")) {
2691 provide_xrm_string(val);
2693 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2697 } else if (!strcmp(p, "-pgpfp")) {
2701 } else if(p[0] != '-' && (!do_everything ||
2702 process_nonoption_arg(p, conf,
2708 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
2715 int uxsel_input_add(int fd, int rwx) {
2717 if (rwx & 1) flags |= GDK_INPUT_READ;
2718 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2719 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2721 return gdk_input_add(fd, flags, fd_input_func, NULL);
2724 void uxsel_input_remove(int id) {
2725 gdk_input_remove(id);
2728 int frontend_net_pending_error_idle_id;
2729 int frontend_got_net_pending_errors = FALSE;
2730 gboolean frontend_net_pending_errors(gpointer data)
2732 net_pending_errors();
2733 gtk_idle_remove(frontend_net_pending_error_idle_id);
2734 frontend_got_net_pending_errors = FALSE;
2737 void frontend_net_error_pending(void)
2739 if (!frontend_got_net_pending_errors) {
2740 frontend_got_net_pending_errors = TRUE;
2741 frontend_net_pending_error_idle_id =
2742 gtk_idle_add(frontend_net_pending_errors, NULL);
2746 void setup_fonts_ucs(struct gui_data *inst)
2748 int shadowbold = conf_get_int(inst->conf, CONF_shadowbold);
2749 int shadowboldoffset = conf_get_int(inst->conf, CONF_shadowboldoffset);
2753 unifont_destroy(inst->fonts[0]);
2755 unifont_destroy(inst->fonts[1]);
2757 unifont_destroy(inst->fonts[2]);
2759 unifont_destroy(inst->fonts[3]);
2761 fs = conf_get_fontspec(inst->conf, CONF_font);
2762 inst->fonts[0] = multifont_create(inst->area, fs->name, FALSE, FALSE,
2763 shadowboldoffset, shadowbold);
2764 if (!inst->fonts[0]) {
2765 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2770 fs = conf_get_fontspec(inst->conf, CONF_boldfont);
2771 if (shadowbold || !fs->name[0]) {
2772 inst->fonts[1] = NULL;
2774 inst->fonts[1] = multifont_create(inst->area, fs->name, FALSE, TRUE,
2775 shadowboldoffset, shadowbold);
2776 if (!inst->fonts[1]) {
2777 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2783 fs = conf_get_fontspec(inst->conf, CONF_widefont);
2785 inst->fonts[2] = multifont_create(inst->area, fs->name, TRUE, FALSE,
2786 shadowboldoffset, shadowbold);
2787 if (!inst->fonts[2]) {
2788 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2793 inst->fonts[2] = NULL;
2796 fs = conf_get_fontspec(inst->conf, CONF_wideboldfont);
2797 if (shadowbold || !fs->name[0]) {
2798 inst->fonts[3] = NULL;
2800 inst->fonts[3] = multifont_create(inst->area, fs->name, TRUE, TRUE,
2801 shadowboldoffset, shadowbold);
2802 if (!inst->fonts[3]) {
2803 fprintf(stderr, "%s: unable to load wide bold font \"%s\"\n", appname,
2809 inst->font_width = inst->fonts[0]->width;
2810 inst->font_height = inst->fonts[0]->height;
2812 inst->direct_to_font = init_ucs(&inst->ucsdata,
2813 conf_get_str(inst->conf, CONF_line_codepage),
2814 conf_get_int(inst->conf, CONF_utf8_override),
2815 inst->fonts[0]->public_charset,
2816 conf_get_int(inst->conf, CONF_vtmode));
2819 void set_geom_hints(struct gui_data *inst)
2822 geom.min_width = inst->font_width + 2*inst->window_border;
2823 geom.min_height = inst->font_height + 2*inst->window_border;
2824 geom.max_width = geom.max_height = -1;
2825 geom.base_width = 2*inst->window_border;
2826 geom.base_height = 2*inst->window_border;
2827 geom.width_inc = inst->font_width;
2828 geom.height_inc = inst->font_height;
2829 geom.min_aspect = geom.max_aspect = 0;
2830 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2831 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2832 GDK_HINT_RESIZE_INC);
2835 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2837 struct gui_data *inst = (struct gui_data *)data;
2838 term_clrsb(inst->term);
2841 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2843 struct gui_data *inst = (struct gui_data *)data;
2844 term_pwron(inst->term, TRUE);
2846 ldisc_send(inst->ldisc, NULL, 0, 0);
2849 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2851 struct gui_data *inst = (struct gui_data *)data;
2852 term_copyall(inst->term);
2855 void special_menuitem(GtkMenuItem *item, gpointer data)
2857 struct gui_data *inst = (struct gui_data *)data;
2858 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2862 inst->back->special(inst->backhandle, code);
2865 void about_menuitem(GtkMenuItem *item, gpointer data)
2867 struct gui_data *inst = (struct gui_data *)data;
2868 about_box(inst->window);
2871 void event_log_menuitem(GtkMenuItem *item, gpointer data)
2873 struct gui_data *inst = (struct gui_data *)data;
2874 showeventlog(inst->eventlogstuff, inst->window);
2877 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2879 /* This maps colour indices in inst->conf to those used in inst->cols. */
2880 static const int ww[] = {
2881 256, 257, 258, 259, 260, 261,
2882 0, 8, 1, 9, 2, 10, 3, 11,
2883 4, 12, 5, 13, 6, 14, 7, 15
2885 struct gui_data *inst = (struct gui_data *)data;
2886 char *title = dupcat(appname, " Reconfiguration", NULL);
2887 Conf *oldconf, *newconf;
2888 int i, j, need_size;
2890 assert(lenof(ww) == NCFGCOLOURS);
2892 if (inst->reconfiguring)
2895 inst->reconfiguring = TRUE;
2897 oldconf = inst->conf;
2898 newconf = conf_copy(inst->conf);
2900 if (do_config_box(title, newconf, 1,
2901 inst->back?inst->back->cfg_info(inst->backhandle):0)) {
2902 inst->conf = newconf;
2904 /* Pass new config data to the logging module */
2905 log_reconfig(inst->logctx, inst->conf);
2907 * Flush the line discipline's edit buffer in the case
2908 * where local editing has just been disabled.
2910 ldisc_configure(inst->ldisc, inst->conf);
2912 ldisc_send(inst->ldisc, NULL, 0, 0);
2913 /* Pass new config data to the terminal */
2914 term_reconfig(inst->term, inst->conf);
2915 /* Pass new config data to the back end */
2917 inst->back->reconfig(inst->backhandle, inst->conf);
2919 cache_conf_values(inst);
2922 * Just setting inst->conf is sufficient to cause colour
2923 * setting changes to appear on the next ESC]R palette
2924 * reset. But we should also check whether any colour
2925 * settings have been changed, and revert the ones that have
2926 * to the new default, on the assumption that the user is
2927 * most likely to want an immediate update.
2929 for (i = 0; i < NCFGCOLOURS; i++) {
2930 for (j = 0; j < 3; j++)
2931 if (conf_get_int_int(oldconf, CONF_colours, i*3+j) !=
2932 conf_get_int_int(newconf, CONF_colours, i*3+j))
2935 real_palette_set(inst, ww[i],
2936 conf_get_int_int(newconf,CONF_colours,i*3+0),
2937 conf_get_int_int(newconf,CONF_colours,i*3+1),
2938 conf_get_int_int(newconf,CONF_colours,i*3+2));
2941 * If the default background has changed, we must
2942 * repaint the space in between the window border
2943 * and the text area.
2946 set_window_background(inst);
2947 draw_backing_rect(inst);
2953 * If the scrollbar needs to be shown, hidden, or moved
2954 * from one end to the other of the window, do so now.
2956 if (conf_get_int(oldconf, CONF_scrollbar) !=
2957 conf_get_int(newconf, CONF_scrollbar)) {
2958 if (conf_get_int(newconf, CONF_scrollbar))
2959 gtk_widget_show(inst->sbar);
2961 gtk_widget_hide(inst->sbar);
2963 if (conf_get_int(oldconf, CONF_scrollbar_on_left) !=
2964 conf_get_int(newconf, CONF_scrollbar_on_left)) {
2965 gtk_box_reorder_child(inst->hbox, inst->sbar,
2966 conf_get_int(newconf, CONF_scrollbar_on_left)
2971 * Change the window title, if required.
2973 if (strcmp(conf_get_str(oldconf, CONF_wintitle),
2974 conf_get_str(newconf, CONF_wintitle)))
2975 set_title(inst, conf_get_str(newconf, CONF_wintitle));
2976 set_window_titles(inst);
2979 * Redo the whole tangled fonts and Unicode mess if
2982 if (strcmp(conf_get_fontspec(oldconf, CONF_font)->name,
2983 conf_get_fontspec(newconf, CONF_font)->name) ||
2984 strcmp(conf_get_fontspec(oldconf, CONF_boldfont)->name,
2985 conf_get_fontspec(newconf, CONF_boldfont)->name) ||
2986 strcmp(conf_get_fontspec(oldconf, CONF_widefont)->name,
2987 conf_get_fontspec(newconf, CONF_widefont)->name) ||
2988 strcmp(conf_get_fontspec(oldconf, CONF_wideboldfont)->name,
2989 conf_get_fontspec(newconf, CONF_wideboldfont)->name) ||
2990 strcmp(conf_get_str(oldconf, CONF_line_codepage),
2991 conf_get_str(newconf, CONF_line_codepage)) ||
2992 conf_get_int(oldconf, CONF_utf8_override) !=
2993 conf_get_int(newconf, CONF_utf8_override) ||
2994 conf_get_int(oldconf, CONF_vtmode) !=
2995 conf_get_int(newconf, CONF_vtmode) ||
2996 conf_get_int(oldconf, CONF_shadowbold) !=
2997 conf_get_int(newconf, CONF_shadowbold) ||
2998 conf_get_int(oldconf, CONF_shadowboldoffset) !=
2999 conf_get_int(newconf, CONF_shadowboldoffset)) {
3000 setup_fonts_ucs(inst);
3006 * Resize the window.
3008 if (conf_get_int(oldconf, CONF_width) !=
3009 conf_get_int(newconf, CONF_width) ||
3010 conf_get_int(oldconf, CONF_height) !=
3011 conf_get_int(newconf, CONF_height) ||
3012 conf_get_int(oldconf, CONF_window_border) !=
3013 conf_get_int(newconf, CONF_window_border) ||
3015 set_geom_hints(inst);
3016 request_resize(inst, conf_get_int(newconf, CONF_width),
3017 conf_get_int(newconf, CONF_height));
3020 * The above will have caused a call to term_size() for
3021 * us if it happened. If the user has fiddled with only
3022 * the scrollback size, the above will not have
3023 * happened and we will need an explicit term_size()
3026 if (conf_get_int(oldconf, CONF_savelines) !=
3027 conf_get_int(newconf, CONF_savelines))
3028 term_size(inst->term, inst->term->rows, inst->term->cols,
3029 conf_get_int(newconf, CONF_savelines));
3032 term_invalidate(inst->term);
3035 * We do an explicit full redraw here to ensure the window
3036 * border has been redrawn as well as the text area.
3038 gtk_widget_queue_draw(inst->area);
3045 inst->reconfiguring = FALSE;
3048 void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
3051 * Re-execing ourself is not an exact science under Unix. I do
3052 * the best I can by using /proc/self/exe if available and by
3053 * assuming argv[0] can be found on $PATH if not.
3055 * Note that we also have to reconstruct the elements of the
3056 * original argv which gtk swallowed, since the user wants the
3057 * new session to appear on the same X display as the old one.
3065 * Collect the arguments with which to re-exec ourself.
3067 va_start(ap, fd_to_close);
3068 n = 2; /* progname and terminating NULL */
3069 n += inst->ngtkargs;
3070 while (va_arg(ap, char *) != NULL)
3074 args = snewn(n, char *);
3075 args[0] = inst->progname;
3077 for (i = 0; i < inst->ngtkargs; i++)
3078 args[i+1] = inst->gtkargvstart[i];
3081 va_start(ap, fd_to_close);
3082 while ((args[i++] = va_arg(ap, char *)) != NULL);
3088 * Do the double fork.
3101 } else if (pid2 > 0) {
3103 * First child has successfully forked second child. My
3104 * Work Here Is Done. Note the use of _exit rather than
3105 * exit: the latter appears to cause destroy messages
3106 * to be sent to the X server. I suspect gtk uses
3113 * If we reach here, we are the second child, so we now
3114 * actually perform the exec.
3116 if (fd_to_close >= 0)
3119 execv("/proc/self/exe", args);
3120 execvp(inst->progname, args);
3126 waitpid(pid, &status, 0);
3131 void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
3133 struct gui_data *inst = (struct gui_data *)gdata;
3135 * For this feature we must marshal conf and (possibly) pty_argv
3136 * into a byte stream, create a pipe, and send this byte stream
3137 * to the child through the pipe.
3139 int i, ret, sersize, size;
3144 if (pipe(pipefd) < 0) {
3149 size = sersize = conf_serialised_size(inst->conf);
3150 if (use_pty_argv && pty_argv) {
3151 for (i = 0; pty_argv[i]; i++)
3152 size += strlen(pty_argv[i]) + 1;
3155 data = snewn(size, char);
3156 conf_serialise(inst->conf, data);
3157 if (use_pty_argv && pty_argv) {
3159 for (i = 0; pty_argv[i]; i++) {
3160 strcpy(data + p, pty_argv[i]);
3161 p += strlen(pty_argv[i]) + 1;
3166 sprintf(option, "---[%d,%d]", pipefd[0], size);
3167 fcntl(pipefd[0], F_SETFD, 0);
3168 fork_and_exec_self(inst, pipefd[1], option, NULL);
3172 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3175 perror("write to pipe");
3180 int read_dupsession_data(struct gui_data *inst, Conf *conf, char *arg)
3182 int fd, i, ret, size, size_used;
3185 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3186 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3190 data = snewn(size, char);
3192 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3195 perror("read from pipe");
3197 } else if (i < size) {
3198 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3203 size_used = conf_deserialise(conf, data, size);
3204 if (use_pty_argv && size > size_used) {
3208 while (i < size && data[i]) i++;
3210 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3217 pty_argv = snewn(n+1, char *);
3223 while (i < size && data[i]) i++;
3226 pty_argv[n++] = dupstr(p);
3233 void new_session_menuitem(GtkMenuItem *item, gpointer data)
3235 struct gui_data *inst = (struct gui_data *)data;
3237 fork_and_exec_self(inst, -1, NULL);
3240 void restart_session_menuitem(GtkMenuItem *item, gpointer data)
3242 struct gui_data *inst = (struct gui_data *)data;
3245 logevent(inst, "----- Session restarted -----");
3246 term_pwron(inst->term, FALSE);
3247 start_backend(inst);
3248 inst->exited = FALSE;
3252 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3254 struct gui_data *inst = (struct gui_data *)data;
3255 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3257 fork_and_exec_self(inst, -1, "-load", str, NULL);
3260 void saved_session_freedata(GtkMenuItem *item, gpointer data)
3262 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3267 static void update_savedsess_menu(GtkMenuItem *menuitem, gpointer data)
3269 struct gui_data *inst = (struct gui_data *)data;
3270 struct sesslist sesslist;
3273 gtk_container_foreach(GTK_CONTAINER(inst->sessionsmenu),
3274 (GtkCallback)gtk_widget_destroy, NULL);
3276 get_sesslist(&sesslist, TRUE);
3277 /* skip sesslist.sessions[0] == Default Settings */
3278 for (i = 1; i < sesslist.nsessions; i++) {
3279 GtkWidget *menuitem =
3280 gtk_menu_item_new_with_label(sesslist.sessions[i]);
3281 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3282 gtk_widget_show(menuitem);
3283 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3284 dupstr(sesslist.sessions[i]));
3285 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3286 GTK_SIGNAL_FUNC(saved_session_menuitem),
3288 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3289 GTK_SIGNAL_FUNC(saved_session_freedata),
3292 if (sesslist.nsessions <= 1) {
3293 GtkWidget *menuitem =
3294 gtk_menu_item_new_with_label("(No sessions)");
3295 gtk_widget_set_sensitive(menuitem, FALSE);
3296 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3297 gtk_widget_show(menuitem);
3299 get_sesslist(&sesslist, FALSE); /* free up */
3302 void set_window_icon(GtkWidget *window, const char *const *const *icon,
3306 GdkBitmap *iconmask;
3307 #if GTK_CHECK_VERSION(2,0,0)
3315 gtk_widget_realize(window);
3316 iconpm = gdk_pixmap_create_from_xpm_d(window->window, &iconmask,
3317 NULL, (gchar **)icon[0]);
3318 gdk_window_set_icon(window->window, NULL, iconpm, iconmask);
3320 #if GTK_CHECK_VERSION(2,0,0)
3322 for (n = 0; n < n_icon; n++) {
3324 g_list_append(iconlist,
3325 gdk_pixbuf_new_from_xpm_data((const gchar **)
3328 gdk_window_set_icon_list(window->window, iconlist);
3332 void update_specials_menu(void *frontend)
3334 struct gui_data *inst = (struct gui_data *)frontend;
3336 const struct telnet_special *specials;
3339 specials = inst->back->get_specials(inst->backhandle);
3343 /* I believe this disposes of submenus too. */
3344 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3345 (GtkCallback)gtk_widget_destroy, NULL);
3348 GtkWidget *menu = inst->specialsmenu;
3349 /* A lame "stack" for submenus that will do for now. */
3350 GtkWidget *saved_menu = NULL;
3352 for (i = 0; nesting > 0; i++) {
3353 GtkWidget *menuitem = NULL;
3354 switch (specials[i].code) {
3356 assert (nesting < 2);
3357 saved_menu = menu; /* XXX lame stacking */
3358 menu = gtk_menu_new();
3359 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3360 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
3361 gtk_container_add(GTK_CONTAINER(saved_menu), menuitem);
3362 gtk_widget_show(menuitem);
3369 menu = saved_menu; /* XXX lame stacking */
3374 menuitem = gtk_menu_item_new();
3377 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3378 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3379 GINT_TO_POINTER(specials[i].code));
3380 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3381 GTK_SIGNAL_FUNC(special_menuitem), inst);
3385 gtk_container_add(GTK_CONTAINER(menu), menuitem);
3386 gtk_widget_show(menuitem);
3389 gtk_widget_show(inst->specialsitem1);
3390 gtk_widget_show(inst->specialsitem2);
3392 gtk_widget_hide(inst->specialsitem1);
3393 gtk_widget_hide(inst->specialsitem2);
3397 static void start_backend(struct gui_data *inst)
3399 extern Backend *select_backend(Conf *conf);
3404 inst->back = select_backend(inst->conf);
3406 error = inst->back->init((void *)inst, &inst->backhandle,
3408 conf_get_str(inst->conf, CONF_host),
3409 conf_get_int(inst->conf, CONF_port),
3411 conf_get_int(inst->conf, CONF_tcp_nodelay),
3412 conf_get_int(inst->conf, CONF_tcp_keepalives));
3415 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3416 conf_get_str(inst->conf, CONF_host), error);
3417 inst->exited = TRUE;
3418 fatal_message_box(inst->window, msg);
3423 s = conf_get_str(inst->conf, CONF_wintitle);
3425 set_title_and_icon(inst, s, s);
3427 char *title = make_default_wintitle(realhost);
3428 set_title_and_icon(inst, title, title);
3433 inst->back->provide_logctx(inst->backhandle, inst->logctx);
3435 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3438 ldisc_create(inst->conf, inst->term, inst->back, inst->backhandle,
3441 gtk_widget_set_sensitive(inst->restartitem, FALSE);
3444 int pt_main(int argc, char **argv)
3446 extern int cfgbox(Conf *conf);
3447 struct gui_data *inst;
3450 * Create an instance structure and initialise to zeroes
3452 inst = snew(struct gui_data);
3453 memset(inst, 0, sizeof(*inst));
3454 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
3455 inst->busy_status = BUSY_NOT;
3456 inst->conf = conf_new();
3457 inst->wintitle = inst->icontitle = NULL;
3459 /* defer any child exit handling until we're ready to deal with
3461 block_signal(SIGCHLD, 1);
3463 inst->progname = argv[0];
3465 * Copy the original argv before letting gtk_init fiddle with
3466 * it. It will be required later.
3470 inst->gtkargvstart = snewn(argc-1, char *);
3471 for (i = 1; i < argc; i++)
3472 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3474 gtk_init(&argc, &argv);
3475 inst->ngtkargs = oldargc - argc;
3478 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3479 read_dupsession_data(inst, inst->conf, argv[1]);
3480 /* Splatter this argument so it doesn't clutter a ps listing */
3481 memset(argv[1], 0, strlen(argv[1]));
3483 /* By default, we bring up the config dialog, rather than launching
3484 * a session. This gets set to TRUE if something happens to change
3485 * that (e.g., a hostname is specified on the command-line). */
3486 int allow_launch = FALSE;
3487 if (do_cmdline(argc, argv, 0, &allow_launch, inst, inst->conf))
3488 exit(1); /* pre-defaults pass to get -class */
3489 do_defaults(NULL, inst->conf);
3490 if (do_cmdline(argc, argv, 1, &allow_launch, inst, inst->conf))
3491 exit(1); /* post-defaults, do everything */
3493 cmdline_run_saved(inst->conf);
3496 allow_launch = TRUE;
3498 if ((!allow_launch || !conf_launchable(inst->conf)) &&
3499 !cfgbox(inst->conf))
3500 exit(0); /* config box hit Cancel */
3503 if (!compound_text_atom)
3504 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3505 if (!utf8_string_atom)
3506 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
3508 inst->area = gtk_drawing_area_new();
3510 setup_fonts_ucs(inst);
3513 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3515 const char *winclass = conf_get_str(inst->conf, CONF_winclass);
3517 gtk_window_set_wmclass(GTK_WINDOW(inst->window),
3518 winclass, winclass);
3522 * Set up the colour map.
3524 palette_reset(inst);
3526 inst->width = conf_get_int(inst->conf, CONF_width);
3527 inst->height = conf_get_int(inst->conf, CONF_height);
3528 cache_conf_values(inst);
3530 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3531 inst->font_width * inst->width + 2*inst->window_border,
3532 inst->font_height * inst->height + 2*inst->window_border);
3533 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3534 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
3535 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
3537 * We always create the scrollbar; it remains invisible if
3538 * unwanted, so we can pop it up quickly if it suddenly becomes
3541 if (conf_get_int(inst->conf, CONF_scrollbar_on_left))
3542 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3543 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
3544 if (!conf_get_int(inst->conf, CONF_scrollbar_on_left))
3545 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3547 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
3549 set_geom_hints(inst);
3551 gtk_widget_show(inst->area);
3552 if (conf_get_int(inst->conf, CONF_scrollbar))
3553 gtk_widget_show(inst->sbar);
3555 gtk_widget_hide(inst->sbar);
3556 gtk_widget_show(GTK_WIDGET(inst->hbox));
3559 int x = inst->xpos, y = inst->ypos;
3561 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3562 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3563 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3564 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3565 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3568 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
3569 GTK_SIGNAL_FUNC(destroy), inst);
3570 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
3571 GTK_SIGNAL_FUNC(delete_window), inst);
3572 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
3573 GTK_SIGNAL_FUNC(key_event), inst);
3574 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3575 GTK_SIGNAL_FUNC(key_event), inst);
3576 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
3577 GTK_SIGNAL_FUNC(focus_event), inst);
3578 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
3579 GTK_SIGNAL_FUNC(focus_event), inst);
3580 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3581 GTK_SIGNAL_FUNC(configure_area), inst);
3582 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3583 GTK_SIGNAL_FUNC(expose_area), inst);
3584 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3585 GTK_SIGNAL_FUNC(button_event), inst);
3586 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3587 GTK_SIGNAL_FUNC(button_event), inst);
3588 #if GTK_CHECK_VERSION(2,0,0)
3589 gtk_signal_connect(GTK_OBJECT(inst->area), "scroll_event",
3590 GTK_SIGNAL_FUNC(scroll_event), inst);
3592 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3593 GTK_SIGNAL_FUNC(motion_event), inst);
3594 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3595 GTK_SIGNAL_FUNC(selection_received), inst);
3596 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3597 GTK_SIGNAL_FUNC(selection_get), inst);
3598 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3599 GTK_SIGNAL_FUNC(selection_clear), inst);
3600 if (conf_get_int(inst->conf, CONF_scrollbar))
3601 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3602 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
3603 gtk_widget_add_events(GTK_WIDGET(inst->area),
3604 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3605 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
3606 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
3609 extern const char *const *const main_icon[];
3610 extern const int n_main_icon;
3611 set_window_icon(inst->window, main_icon, n_main_icon);
3614 gtk_widget_show(inst->window);
3616 set_window_background(inst);
3619 * Set up the Ctrl+rightclick context menu.
3622 GtkWidget *menuitem;
3624 extern const int use_event_log, new_session, saved_sessions;
3626 inst->menu = gtk_menu_new();
3628 #define MKMENUITEM(title, func) do \
3630 menuitem = gtk_menu_item_new_with_label(title); \
3631 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3632 gtk_widget_show(menuitem); \
3633 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3634 GTK_SIGNAL_FUNC(func), inst); \
3637 #define MKSUBMENU(title) do \
3639 menuitem = gtk_menu_item_new_with_label(title); \
3640 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3641 gtk_widget_show(menuitem); \
3644 #define MKSEP() do \
3646 menuitem = gtk_menu_item_new(); \
3647 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3648 gtk_widget_show(menuitem); \
3652 MKMENUITEM("New Session...", new_session_menuitem);
3653 MKMENUITEM("Restart Session", restart_session_menuitem);
3654 inst->restartitem = menuitem;
3655 gtk_widget_set_sensitive(inst->restartitem, FALSE);
3656 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3657 if (saved_sessions) {
3658 inst->sessionsmenu = gtk_menu_new();
3659 /* sessionsmenu will be updated when it's invoked */
3660 /* XXX is this the right way to do dynamic menus in Gtk? */
3661 MKMENUITEM("Saved Sessions", update_savedsess_menu);
3662 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3663 inst->sessionsmenu);
3666 MKMENUITEM("Change Settings...", change_settings_menuitem);
3669 MKMENUITEM("Event Log", event_log_menuitem);
3670 MKSUBMENU("Special Commands");
3671 inst->specialsmenu = gtk_menu_new();
3672 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3673 inst->specialsitem1 = menuitem;
3675 inst->specialsitem2 = menuitem;
3676 gtk_widget_hide(inst->specialsitem1);
3677 gtk_widget_hide(inst->specialsitem2);
3678 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3679 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
3680 MKMENUITEM("Copy All", copy_all_menuitem);
3682 s = dupcat("About ", appname, NULL);
3683 MKMENUITEM(s, about_menuitem);
3690 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3691 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
3692 inst->waitcursor = make_mouse_ptr(inst, GDK_WATCH);
3693 inst->blankcursor = make_mouse_ptr(inst, -1);
3694 make_mouse_ptr(inst, -2); /* clean up cursor font */
3695 inst->currcursor = inst->textcursor;
3696 show_mouseptr(inst, 1);
3698 inst->eventlogstuff = eventlogstuff_new();
3700 inst->term = term_init(inst->conf, &inst->ucsdata, inst);
3701 inst->logctx = log_init(inst, inst->conf);
3702 term_provide_logctx(inst->term, inst->logctx);
3706 term_size(inst->term, inst->height, inst->width,
3707 conf_get_int(inst->conf, CONF_savelines));
3709 start_backend(inst);
3711 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
3713 /* now we're reday to deal with the child exit handler being
3715 block_signal(SIGCHLD, 0);
3718 * Block SIGPIPE: if we attempt Duplicate Session or similar
3719 * and it falls over in some way, we certainly don't want
3720 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3721 * this _after_ (at least pterm) forks off its child process,
3722 * since the child wants SIGPIPE handled in the usual way.
3724 block_signal(SIGPIPE, 1);
3726 inst->exited = FALSE;