2 * pterm - a fusion of the PuTTY terminal emulator with a Unix pty
3 * back end, all running as a GTK application. Wish me luck.
18 #include <sys/types.h>
21 #include <gdk/gdkkeysyms.h>
24 #include <X11/Xutil.h>
25 #include <X11/Xatom.h>
27 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
32 #define CAT2(x,y) x ## y
33 #define CAT(x,y) CAT2(x,y)
34 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
36 #define NCOLOURS (lenof(((Config *)0)->colours))
38 GdkAtom compound_text_atom, utf8_string_atom;
40 extern char **pty_argv; /* declared in pty.c */
41 extern int use_pty_argv;
44 GtkWidget *window, *area, *sbar;
46 GtkAdjustment *sbar_adjust;
47 GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2;
48 GtkWidget *sessionsmenu;
50 GdkFont *fonts[4]; /* normal, bold, wide, widebold */
55 int xpos, ypos, gotpos, gravity;
56 GdkCursor *rawcursor, *textcursor, *blankcursor, *currcursor;
57 GdkColor cols[NCOLOURS];
59 wchar_t *pastein_data;
62 char *pasteout_data, *pasteout_data_ctext, *pasteout_data_utf8;
63 int pasteout_data_len, pasteout_data_ctext_len, pasteout_data_utf8_len;
64 int font_width, font_height;
68 guint term_paste_idle_id;
71 char wintitle[sizeof(((Config *)0)->wintitle)];
72 char icontitle[sizeof(((Config *)0)->wintitle)];
73 int master_fd, master_func_id;
80 struct unicode_data ucsdata;
83 char *progname, **gtkargvstart;
85 guint32 input_event_time; /* Timestamp of the most recent input event. */
90 struct gui_data *inst;
93 static int send_raw_mouse;
95 static char *app_name = "pterm";
97 char *x_get_default(const char *key)
99 return XGetDefault(GDK_DISPLAY(), app_name, key);
102 void connection_fatal(void *frontend, char *p, ...)
104 struct gui_data *inst = (struct gui_data *)frontend;
109 msg = dupvprintf(p, ap);
112 fatal_message_box(inst->window, msg);
114 if (inst->cfg.close_on_exit == FORCE_ON)
119 * Default settings that are specific to pterm.
121 FontSpec platform_default_fontspec(const char *name)
124 if (!strcmp(name, "Font"))
125 strcpy(ret.name, "fixed");
131 Filename platform_default_filename(const char *name)
134 if (!strcmp(name, "LogFileName"))
135 strcpy(ret.path, "putty.log");
141 char *platform_default_s(const char *name)
146 int platform_default_i(const char *name, int def)
148 if (!strcmp(name, "CloseOnExit"))
149 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
150 if (!strcmp(name, "WinNameAlways"))
151 return 0; /* X natively supports icon titles, so use 'em by default */
155 void ldisc_update(void *frontend, int echo, int edit)
158 * This is a stub in pterm. If I ever produce a Unix
159 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
160 * then it will require some termios manoeuvring analogous to
161 * that in the Windows plink.c, but here it's meaningless.
165 int from_backend(void *frontend, int is_stderr, const char *data, int len)
167 struct gui_data *inst = (struct gui_data *)frontend;
168 return term_data(inst->term, is_stderr, data, len);
171 void logevent(void *frontend, const char *string)
173 struct gui_data *inst = (struct gui_data *)frontend;
175 log_eventlog(inst->logctx, string);
177 logevent_dlg(inst->eventlogstuff, string);
180 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
182 struct gui_data *inst = (struct gui_data *)frontend;
185 return inst->font_height;
187 return inst->font_width;
191 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
192 * into a cooked one (SELECT, EXTEND, PASTE).
194 * In Unix, this is not configurable; the X button arrangement is
195 * rock-solid across all applications, everyone has a three-button
196 * mouse or a means of faking it, and there is no need to switch
197 * buttons around at all.
199 static Mouse_Button translate_button(Mouse_Button button)
201 /* struct gui_data *inst = (struct gui_data *)frontend; */
203 if (button == MBT_LEFT)
205 if (button == MBT_MIDDLE)
207 if (button == MBT_RIGHT)
209 return 0; /* shouldn't happen */
213 * Return the top-level GtkWindow associated with a particular
214 * front end instance.
216 void *get_window(void *frontend)
218 struct gui_data *inst = (struct gui_data *)frontend;
223 * Minimise or restore the window in response to a server-side
226 void set_iconic(void *frontend, int iconic)
229 * GTK 1.2 doesn't know how to do this.
231 #if GTK_CHECK_VERSION(2,0,0)
232 struct gui_data *inst = (struct gui_data *)frontend;
234 gtk_window_iconify(GTK_WINDOW(inst->window));
236 gtk_window_deiconify(GTK_WINDOW(inst->window));
241 * Move the window in response to a server-side request.
243 void move_window(void *frontend, int x, int y)
245 struct gui_data *inst = (struct gui_data *)frontend;
247 * I assume that when the GTK version of this call is available
248 * we should use it. Not sure how it differs from the GDK one,
251 #if GTK_CHECK_VERSION(2,0,0)
252 gtk_window_move(GTK_WINDOW(inst->window), x, y);
254 gdk_window_move(inst->window->window, x, y);
259 * Move the window to the top or bottom of the z-order in response
260 * to a server-side request.
262 void set_zorder(void *frontend, int top)
264 struct gui_data *inst = (struct gui_data *)frontend;
266 gdk_window_raise(inst->window->window);
268 gdk_window_lower(inst->window->window);
272 * Refresh the window in response to a server-side request.
274 void refresh_window(void *frontend)
276 struct gui_data *inst = (struct gui_data *)frontend;
277 term_invalidate(inst->term);
281 * Maximise or restore the window in response to a server-side
284 void set_zoomed(void *frontend, int zoomed)
287 * GTK 1.2 doesn't know how to do this.
289 #if GTK_CHECK_VERSION(2,0,0)
290 struct gui_data *inst = (struct gui_data *)frontend;
292 gtk_window_maximize(GTK_WINDOW(inst->window));
294 gtk_window_unmaximize(GTK_WINDOW(inst->window));
299 * Report whether the window is iconic, for terminal reports.
301 int is_iconic(void *frontend)
303 struct gui_data *inst = (struct gui_data *)frontend;
304 return !gdk_window_is_viewable(inst->window->window);
308 * Report the window's position, for terminal reports.
310 void get_window_pos(void *frontend, int *x, int *y)
312 struct gui_data *inst = (struct gui_data *)frontend;
314 * I assume that when the GTK version of this call is available
315 * we should use it. Not sure how it differs from the GDK one,
318 #if GTK_CHECK_VERSION(2,0,0)
319 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
321 gdk_window_get_position(inst->window->window, x, y);
326 * Report the window's pixel size, for terminal reports.
328 void get_window_pixels(void *frontend, int *x, int *y)
330 struct gui_data *inst = (struct gui_data *)frontend;
332 * I assume that when the GTK version of this call is available
333 * we should use it. Not sure how it differs from the GDK one,
336 #if GTK_CHECK_VERSION(2,0,0)
337 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
339 gdk_window_get_size(inst->window->window, x, y);
344 * Return the window or icon title.
346 char *get_window_title(void *frontend, int icon)
348 struct gui_data *inst = (struct gui_data *)frontend;
349 return icon ? inst->icontitle : inst->wintitle;
352 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
354 struct gui_data *inst = (struct gui_data *)data;
355 if (!inst->exited && inst->cfg.warn_on_close) {
356 if (!reallyclose(inst))
362 static void show_mouseptr(struct gui_data *inst, int show)
364 if (!inst->cfg.hide_mouseptr)
367 gdk_window_set_cursor(inst->area->window, inst->currcursor);
369 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
370 inst->mouseptr_visible = show;
373 void draw_backing_rect(struct gui_data *inst)
375 GdkGC *gc = gdk_gc_new(inst->area->window);
376 gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */
377 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
378 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
379 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
383 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
385 struct gui_data *inst = (struct gui_data *)data;
386 int w, h, need_size = 0;
389 * See if the terminal size has changed, in which case we must
390 * let the terminal know.
392 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
393 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
394 if (w != inst->width || h != inst->height) {
395 inst->cfg.width = inst->width = w;
396 inst->cfg.height = inst->height = h;
401 gdk_pixmap_unref(inst->pixmap);
405 inst->pixmap = gdk_pixmap_new(widget->window,
406 (inst->cfg.width * inst->font_width +
407 2*inst->cfg.window_border),
408 (inst->cfg.height * inst->font_height +
409 2*inst->cfg.window_border), -1);
411 draw_backing_rect(inst);
413 if (need_size && inst->term) {
414 term_size(inst->term, h, w, inst->cfg.savelines);
418 term_invalidate(inst->term);
423 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
425 struct gui_data *inst = (struct gui_data *)data;
428 * Pass the exposed rectangle to terminal.c, which will call us
429 * back to do the actual painting.
432 gdk_draw_pixmap(widget->window,
433 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
435 event->area.x, event->area.y,
436 event->area.x, event->area.y,
437 event->area.width, event->area.height);
442 #define KEY_PRESSED(k) \
443 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
445 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
447 struct gui_data *inst = (struct gui_data *)data;
449 wchar_t ucsoutput[2];
450 int ucsval, start, end, special, use_ucsoutput;
452 /* Remember the timestamp. */
453 inst->input_event_time = event->time;
455 /* By default, nothing is generated. */
457 special = use_ucsoutput = FALSE;
460 * If Alt is being released after typing an Alt+numberpad
461 * sequence, we should generate the code that was typed.
463 * Note that we only do this if more than one key was actually
464 * pressed - I don't think Alt+NumPad4 should be ^D or that
465 * Alt+NumPad3 should be ^C, for example. There's no serious
466 * inconvenience in having to type a zero before a single-digit
469 if (event->type == GDK_KEY_RELEASE &&
470 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
471 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
472 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
474 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
476 output[0] = inst->alt_keycode;
481 if (event->type == GDK_KEY_PRESS) {
485 printf("keypress: keyval = %04x, state = %08x; string =",
486 event->keyval, event->state);
487 for (i = 0; event->string[i]; i++)
488 printf(" %02x", (unsigned char) event->string[i]);
494 * NYI: Compose key (!!! requires Unicode faff before even trying)
498 * If Alt has just been pressed, we start potentially
499 * accumulating an Alt+numberpad code. We do this by
500 * setting alt_keycode to -1 (nothing yet but plausible).
502 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
503 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
504 inst->alt_keycode = -1;
505 inst->alt_digits = 0;
506 goto done; /* this generates nothing else */
510 * If we're seeing a numberpad key press with Mod1 down,
511 * consider adding it to alt_keycode if that's sensible.
512 * Anything _else_ with Mod1 down cancels any possibility
513 * of an ALT keycode: we set alt_keycode to -2.
515 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
517 switch (event->keyval) {
518 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
519 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
520 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
521 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
522 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
523 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
524 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
525 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
526 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
527 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
530 inst->alt_keycode = -2; /* it's invalid */
533 printf("Adding digit %d to keycode %d", digit,
536 if (inst->alt_keycode == -1)
537 inst->alt_keycode = digit; /* one-digit code */
539 inst->alt_keycode = inst->alt_keycode * 10 + digit;
542 printf(" gives new code %d\n", inst->alt_keycode);
544 /* Having used this digit, we now do nothing more with it. */
550 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
553 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
554 term_scroll(inst->term, 0, -inst->cfg.height/2);
557 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
558 term_scroll(inst->term, 0, -1);
561 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
562 term_scroll(inst->term, 0, +inst->cfg.height/2);
565 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
566 term_scroll(inst->term, 0, +1);
571 * Neither does Shift-Ins.
573 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
579 use_ucsoutput = FALSE;
581 /* ALT+things gives leading Escape. */
583 strncpy(output+1, event->string, 31);
584 if (!*event->string &&
585 (ucsval = keysym_to_unicode(event->keyval)) >= 0) {
586 ucsoutput[0] = '\033';
587 ucsoutput[1] = ucsval;
588 use_ucsoutput = TRUE;
592 end = strlen(output);
594 if (event->state & GDK_MOD1_MASK) {
596 if (end == 1) end = 0;
600 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
601 if (!event->string[0] && event->keyval == '`' &&
602 (event->state & GDK_CONTROL_MASK)) {
604 use_ucsoutput = FALSE;
608 /* Control-Break is the same as Control-C */
609 if (event->keyval == GDK_Break &&
610 (event->state & GDK_CONTROL_MASK)) {
612 use_ucsoutput = FALSE;
617 /* We handle Return ourselves, because it needs to be flagged as
618 * special to ldisc. */
619 if (event->keyval == GDK_Return) {
621 use_ucsoutput = FALSE;
626 /* Control-2, Control-Space and Control-@ are NUL */
627 if (!event->string[0] &&
628 (event->keyval == ' ' || event->keyval == '2' ||
629 event->keyval == '@') &&
630 (event->state & (GDK_SHIFT_MASK |
631 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
633 use_ucsoutput = FALSE;
637 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
638 if (!event->string[0] && event->keyval == ' ' &&
639 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
640 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
642 use_ucsoutput = FALSE;
646 /* We don't let GTK tell us what Backspace is! We know better. */
647 if (event->keyval == GDK_BackSpace &&
648 !(event->state & GDK_SHIFT_MASK)) {
649 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
650 use_ucsoutput = FALSE;
654 /* For Shift Backspace, do opposite of what is configured. */
655 if (event->keyval == GDK_BackSpace &&
656 (event->state & GDK_SHIFT_MASK)) {
657 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
658 use_ucsoutput = FALSE;
663 /* Shift-Tab is ESC [ Z */
664 if (event->keyval == GDK_ISO_Left_Tab ||
665 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
666 end = 1 + sprintf(output+1, "\033[Z");
667 use_ucsoutput = FALSE;
671 * NetHack keypad mode.
673 if (inst->cfg.nethack_keypad) {
675 switch (event->keyval) {
676 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
677 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
678 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
679 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
680 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
681 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
682 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
683 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
684 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
688 if (event->state & GDK_SHIFT_MASK)
692 use_ucsoutput = FALSE;
698 * Application keypad mode.
700 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
702 switch (event->keyval) {
703 case GDK_Num_Lock: xkey = 'P'; break;
704 case GDK_KP_Divide: xkey = 'Q'; break;
705 case GDK_KP_Multiply: xkey = 'R'; break;
706 case GDK_KP_Subtract: xkey = 'S'; break;
708 * Keypad + is tricky. It covers a space that would
709 * be taken up on the VT100 by _two_ keys; so we
710 * let Shift select between the two. Worse still,
711 * in xterm function key mode we change which two...
714 if (inst->cfg.funky_type == 2) {
715 if (event->state & GDK_SHIFT_MASK)
719 } else if (event->state & GDK_SHIFT_MASK)
724 case GDK_KP_Enter: xkey = 'M'; break;
725 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
726 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
727 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
728 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
729 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
730 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
731 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
732 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
733 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
734 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
735 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
738 if (inst->term->vt52_mode) {
739 if (xkey >= 'P' && xkey <= 'S')
740 end = 1 + sprintf(output+1, "\033%c", xkey);
742 end = 1 + sprintf(output+1, "\033?%c", xkey);
744 end = 1 + sprintf(output+1, "\033O%c", xkey);
745 use_ucsoutput = FALSE;
751 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
752 * for integer decimal nn.)
754 * We also deal with the weird ones here. Linux VCs replace F1
755 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
756 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
761 switch (event->keyval) {
763 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
766 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
769 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
772 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
775 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
778 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
781 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
784 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
787 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
790 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
823 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
824 case GDK_Home: case GDK_KP_Home:
827 case GDK_Insert: case GDK_KP_Insert:
830 case GDK_Delete: case GDK_KP_Delete:
833 case GDK_End: case GDK_KP_End:
836 case GDK_Page_Up: case GDK_KP_Page_Up:
839 case GDK_Page_Down: case GDK_KP_Page_Down:
843 /* Reorder edit keys to physical order */
844 if (inst->cfg.funky_type == 3 && code <= 6)
845 code = "\0\2\1\4\5\3\6"[code];
847 if (inst->term->vt52_mode && code > 0 && code <= 6) {
848 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
849 use_ucsoutput = FALSE;
853 if (inst->cfg.funky_type == 5 && /* SCO function keys */
854 code >= 11 && code <= 34) {
855 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
857 switch (event->keyval) {
858 case GDK_F1: index = 0; break;
859 case GDK_F2: index = 1; break;
860 case GDK_F3: index = 2; break;
861 case GDK_F4: index = 3; break;
862 case GDK_F5: index = 4; break;
863 case GDK_F6: index = 5; break;
864 case GDK_F7: index = 6; break;
865 case GDK_F8: index = 7; break;
866 case GDK_F9: index = 8; break;
867 case GDK_F10: index = 9; break;
868 case GDK_F11: index = 10; break;
869 case GDK_F12: index = 11; break;
871 if (event->state & GDK_SHIFT_MASK) index += 12;
872 if (event->state & GDK_CONTROL_MASK) index += 24;
873 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
874 use_ucsoutput = FALSE;
877 if (inst->cfg.funky_type == 5 && /* SCO small keypad */
878 code >= 1 && code <= 6) {
879 char codes[] = "HL.FIG";
884 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
886 use_ucsoutput = FALSE;
889 if ((inst->term->vt52_mode || inst->cfg.funky_type == 4) &&
890 code >= 11 && code <= 24) {
896 if (inst->term->vt52_mode)
897 end = 1 + sprintf(output+1,
898 "\x1B%c", code + 'P' - 11 - offt);
900 end = 1 + sprintf(output+1,
901 "\x1BO%c", code + 'P' - 11 - offt);
902 use_ucsoutput = FALSE;
905 if (inst->cfg.funky_type == 1 && code >= 11 && code <= 15) {
906 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
907 use_ucsoutput = FALSE;
910 if (inst->cfg.funky_type == 2 && code >= 11 && code <= 14) {
911 if (inst->term->vt52_mode)
912 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
914 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
915 use_ucsoutput = FALSE;
918 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
919 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
920 use_ucsoutput = FALSE;
924 end = 1 + sprintf(output+1, "\x1B[%d~", code);
925 use_ucsoutput = FALSE;
931 * Cursor keys. (This includes the numberpad cursor keys,
932 * if we haven't already done them due to app keypad mode.)
934 * Here we also process un-numlocked un-appkeypadded KP5,
935 * which sends ESC [ G.
939 switch (event->keyval) {
940 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
941 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
942 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
943 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
944 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
948 * The arrow keys normally do ESC [ A and so on. In
949 * app cursor keys mode they do ESC O A instead.
950 * Ctrl toggles the two modes.
952 if (inst->term->vt52_mode) {
953 end = 1 + sprintf(output+1, "\033%c", xkey);
954 } else if (!inst->term->app_cursor_keys ^
955 !(event->state & GDK_CONTROL_MASK)) {
956 end = 1 + sprintf(output+1, "\033O%c", xkey);
958 end = 1 + sprintf(output+1, "\033[%c", xkey);
960 use_ucsoutput = FALSE;
972 printf("generating sequence:");
973 for (i = start; i < end; i++)
974 printf(" %02x", (unsigned char) output[i]);
980 * For special control characters, the character set
981 * should never matter.
983 output[end] = '\0'; /* NUL-terminate */
984 ldisc_send(inst->ldisc, output+start, -2, 1);
985 } else if (!inst->direct_to_font) {
986 if (!use_ucsoutput) {
988 * The stuff we've just generated is assumed to be
989 * ISO-8859-1! This sounds insane, but `man
990 * XLookupString' agrees: strings of this type
991 * returned from the X server are hardcoded to
992 * 8859-1. Strictly speaking we should be doing
993 * this using some sort of GtkIMContext, which (if
994 * we're lucky) would give us our data directly in
995 * Unicode; but that's not supported in GTK 1.2 as
996 * far as I can tell, and it's poorly documented
997 * even in 2.0, so it'll have to wait.
999 lpage_send(inst->ldisc, CS_ISO8859_1, output+start,
1003 * We generated our own Unicode key data from the
1004 * keysym, so use that instead.
1006 luni_send(inst->ldisc, ucsoutput+start, end-start, 1);
1010 * In direct-to-font mode, we just send the string
1011 * exactly as we received it.
1013 ldisc_send(inst->ldisc, output+start, end-start, 1);
1016 show_mouseptr(inst, 0);
1017 term_seen_key_event(inst->term);
1018 term_out(inst->term);
1024 gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
1026 struct gui_data *inst = (struct gui_data *)data;
1027 int shift, ctrl, alt, x, y, button, act;
1029 /* Remember the timestamp. */
1030 inst->input_event_time = event->time;
1032 show_mouseptr(inst, 1);
1034 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
1035 term_scroll(inst->term, 0, -5);
1038 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
1039 term_scroll(inst->term, 0, +5);
1043 shift = event->state & GDK_SHIFT_MASK;
1044 ctrl = event->state & GDK_CONTROL_MASK;
1045 alt = event->state & GDK_MOD1_MASK;
1047 if (event->button == 3 && ctrl) {
1048 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
1049 event->button, event->time);
1053 if (event->button == 1)
1055 else if (event->button == 2)
1056 button = MBT_MIDDLE;
1057 else if (event->button == 3)
1060 return FALSE; /* don't even know what button! */
1062 switch (event->type) {
1063 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
1064 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
1065 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
1066 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
1067 default: return FALSE; /* don't know this event type */
1070 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
1071 act != MA_CLICK && act != MA_RELEASE)
1072 return TRUE; /* we ignore these in raw mouse mode */
1074 x = (event->x - inst->cfg.window_border) / inst->font_width;
1075 y = (event->y - inst->cfg.window_border) / inst->font_height;
1077 term_mouse(inst->term, button, translate_button(button), act,
1078 x, y, shift, ctrl, alt);
1083 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1085 struct gui_data *inst = (struct gui_data *)data;
1086 int shift, ctrl, alt, x, y, button;
1088 /* Remember the timestamp. */
1089 inst->input_event_time = event->time;
1091 show_mouseptr(inst, 1);
1093 shift = event->state & GDK_SHIFT_MASK;
1094 ctrl = event->state & GDK_CONTROL_MASK;
1095 alt = event->state & GDK_MOD1_MASK;
1096 if (event->state & GDK_BUTTON1_MASK)
1098 else if (event->state & GDK_BUTTON2_MASK)
1099 button = MBT_MIDDLE;
1100 else if (event->state & GDK_BUTTON3_MASK)
1103 return FALSE; /* don't even know what button! */
1105 x = (event->x - inst->cfg.window_border) / inst->font_width;
1106 y = (event->y - inst->cfg.window_border) / inst->font_height;
1108 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1109 x, y, shift, ctrl, alt);
1114 void frontend_keypress(void *handle)
1116 struct gui_data *inst = (struct gui_data *)handle;
1119 * If our child process has exited but not closed, terminate on
1126 gint timer_func(gpointer data)
1128 struct gui_data *inst = (struct gui_data *)data;
1131 if (!inst->exited &&
1132 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
1133 inst->exited = TRUE;
1134 if (inst->cfg.close_on_exit == FORCE_ON ||
1135 (inst->cfg.close_on_exit == AUTO && exitcode == 0))
1136 exit(0); /* just go. */
1139 term_update(inst->term);
1140 term_blink(inst->term, 0);
1144 void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1147 * We must process exceptional notifications before ordinary
1148 * readability ones, or we may go straight past the urgent
1151 if (condition & GDK_INPUT_EXCEPTION)
1152 select_result(sourcefd, 4);
1153 if (condition & GDK_INPUT_READ)
1154 select_result(sourcefd, 1);
1155 if (condition & GDK_INPUT_WRITE)
1156 select_result(sourcefd, 2);
1159 void destroy(GtkWidget *widget, gpointer data)
1164 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1166 struct gui_data *inst = (struct gui_data *)data;
1167 inst->term->has_focus = event->in;
1168 term_out(inst->term);
1169 term_update(inst->term);
1170 show_mouseptr(inst, 1);
1175 * set or clear the "raw mouse message" mode
1177 void set_raw_mouse_mode(void *frontend, int activate)
1179 struct gui_data *inst = (struct gui_data *)frontend;
1180 activate = activate && !inst->cfg.no_mouse_rep;
1181 send_raw_mouse = activate;
1183 inst->currcursor = inst->rawcursor;
1185 inst->currcursor = inst->textcursor;
1186 show_mouseptr(inst, inst->mouseptr_visible);
1189 void request_resize(void *frontend, int w, int h)
1191 struct gui_data *inst = (struct gui_data *)frontend;
1192 int large_x, large_y;
1193 int offset_x, offset_y;
1195 GtkRequisition inner, outer;
1198 * This is a heinous hack dreamed up by the gnome-terminal
1199 * people to get around a limitation in gtk. The problem is
1200 * that in order to set the size correctly we really need to be
1201 * calling gtk_window_resize - but that needs to know the size
1202 * of the _whole window_, not the drawing area. So what we do
1203 * is to set an artificially huge size request on the drawing
1204 * area, recompute the resulting size request on the window,
1205 * and look at the difference between the two. That gives us
1206 * the x and y offsets we need to translate drawing area size
1207 * into window size for real, and then we call
1208 * gtk_window_resize.
1212 * We start by retrieving the current size of the whole window.
1213 * Adding a bit to _that_ will give us a value we can use as a
1214 * bogus size request which guarantees to be bigger than the
1215 * current size of the drawing area.
1217 get_window_pixels(inst, &large_x, &large_y);
1221 #if GTK_CHECK_VERSION(2,0,0)
1222 gtk_widget_set_size_request(inst->area, large_x, large_y);
1224 gtk_widget_set_usize(inst->area, large_x, large_y);
1226 gtk_widget_size_request(inst->area, &inner);
1227 gtk_widget_size_request(inst->window, &outer);
1229 offset_x = outer.width - inner.width;
1230 offset_y = outer.height - inner.height;
1232 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1233 area_y = inst->font_height * h + 2*inst->cfg.window_border;
1236 * Now we must set the size request on the drawing area back to
1237 * something sensible before we commit the real resize. Best
1238 * way to do this, I think, is to set it to what the size is
1239 * really going to end up being.
1241 #if GTK_CHECK_VERSION(2,0,0)
1242 gtk_widget_set_size_request(inst->area, area_x, area_y);
1244 gtk_widget_set_usize(inst->area, area_x, area_y);
1245 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area), area_x, area_y);
1248 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst->window));
1250 #if GTK_CHECK_VERSION(2,0,0)
1251 gtk_window_resize(GTK_WINDOW(inst->window),
1252 area_x + offset_x, area_y + offset_y);
1254 gdk_window_resize(inst->window->window,
1255 area_x + offset_x, area_y + offset_y);
1259 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1261 gboolean success[1];
1263 inst->cols[n].red = r * 0x0101;
1264 inst->cols[n].green = g * 0x0101;
1265 inst->cols[n].blue = b * 0x0101;
1267 gdk_colormap_free_colors(inst->colmap, inst->cols + n, 1);
1268 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1269 FALSE, FALSE, success);
1271 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname,
1275 void set_window_background(struct gui_data *inst)
1277 if (inst->area && inst->area->window)
1278 gdk_window_set_background(inst->area->window, &inst->cols[18]);
1279 if (inst->window && inst->window->window)
1280 gdk_window_set_background(inst->window->window, &inst->cols[18]);
1283 void palette_set(void *frontend, int n, int r, int g, int b)
1285 struct gui_data *inst = (struct gui_data *)frontend;
1286 static const int first[21] = {
1287 0, 2, 4, 6, 8, 10, 12, 14,
1288 1, 3, 5, 7, 9, 11, 13, 15,
1291 real_palette_set(inst, first[n], r, g, b);
1293 real_palette_set(inst, first[n] + 1, r, g, b);
1295 set_window_background(inst);
1298 void palette_reset(void *frontend)
1300 struct gui_data *inst = (struct gui_data *)frontend;
1301 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1302 static const int ww[] = {
1303 6, 7, 8, 9, 10, 11, 12, 13,
1304 14, 15, 16, 17, 18, 19, 20, 21,
1307 gboolean success[NCOLOURS];
1310 assert(lenof(ww) == NCOLOURS);
1312 if (!inst->colmap) {
1313 inst->colmap = gdk_colormap_get_system();
1315 gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS);
1318 for (i = 0; i < NCOLOURS; i++) {
1319 inst->cols[i].red = inst->cfg.colours[ww[i]][0] * 0x0101;
1320 inst->cols[i].green = inst->cfg.colours[ww[i]][1] * 0x0101;
1321 inst->cols[i].blue = inst->cfg.colours[ww[i]][2] * 0x0101;
1324 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
1325 FALSE, FALSE, success);
1326 for (i = 0; i < NCOLOURS; i++) {
1328 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1329 appname, i, inst->cfg.colours[i][0],
1330 inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
1333 set_window_background(inst);
1336 /* Ensure that all the cut buffers exist - according to the ICCCM, we must
1337 * do this before we start using cut buffers.
1339 void init_cutbuffers()
1341 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1342 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, "", 0);
1343 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1344 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, "", 0);
1345 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1346 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, "", 0);
1347 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1348 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, "", 0);
1349 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1350 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, "", 0);
1351 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1352 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, "", 0);
1353 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1354 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, "", 0);
1355 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1356 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, "", 0);
1359 /* Store the data in a cut-buffer. */
1360 void store_cutbuffer(char * ptr, int len)
1362 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1363 XRotateBuffers(GDK_DISPLAY(), 1);
1364 XStoreBytes(GDK_DISPLAY(), ptr, len);
1367 /* Retrieve data from a cut-buffer.
1368 * Returned data needs to be freed with XFree().
1370 char * retrieve_cutbuffer(int * nbytes)
1373 ptr = XFetchBytes(GDK_DISPLAY(), nbytes);
1374 if (nbytes <= 0 && ptr != 0) {
1381 void write_clip(void *frontend, wchar_t * data, int len, int must_deselect)
1383 struct gui_data *inst = (struct gui_data *)frontend;
1384 if (inst->pasteout_data)
1385 sfree(inst->pasteout_data);
1386 if (inst->pasteout_data_ctext)
1387 sfree(inst->pasteout_data_ctext);
1388 if (inst->pasteout_data_utf8)
1389 sfree(inst->pasteout_data_utf8);
1392 * Set up UTF-8 and compound text paste data. This only happens
1393 * if we aren't in direct-to-font mode using the D800 hack.
1395 if (!inst->direct_to_font) {
1396 wchar_t *tmp = data;
1401 inst->pasteout_data_utf8 = snewn(len*6, char);
1402 inst->pasteout_data_utf8_len = len*6;
1403 inst->pasteout_data_utf8_len =
1404 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1405 inst->pasteout_data_utf8_len,
1406 CS_UTF8, NULL, NULL, 0);
1407 if (inst->pasteout_data_utf8_len == 0) {
1408 sfree(inst->pasteout_data_utf8);
1409 inst->pasteout_data_utf8 = NULL;
1411 inst->pasteout_data_utf8 =
1412 sresize(inst->pasteout_data_utf8,
1413 inst->pasteout_data_utf8_len + 1, char);
1414 inst->pasteout_data_utf8[inst->pasteout_data_utf8_len] = '\0';
1418 * Now let Xlib convert our UTF-8 data into compound text.
1420 list[0] = inst->pasteout_data_utf8;
1421 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list, 1,
1422 XCompoundTextStyle, &tp) == 0) {
1423 inst->pasteout_data_ctext = snewn(tp.nitems+1, char);
1424 memcpy(inst->pasteout_data_ctext, tp.value, tp.nitems);
1425 inst->pasteout_data_ctext_len = tp.nitems;
1429 inst->pasteout_data_utf8 = NULL;
1430 inst->pasteout_data_utf8_len = 0;
1431 inst->pasteout_data_ctext = NULL;
1432 inst->pasteout_data_ctext_len = 0;
1435 inst->pasteout_data = snewn(len*6, char);
1436 inst->pasteout_data_len = len*6;
1437 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1438 data, len, inst->pasteout_data,
1439 inst->pasteout_data_len,
1441 if (inst->pasteout_data_len == 0) {
1442 sfree(inst->pasteout_data);
1443 inst->pasteout_data = NULL;
1445 inst->pasteout_data =
1446 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1449 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1451 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1452 inst->input_event_time)) {
1453 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1454 GDK_SELECTION_TYPE_STRING, 1);
1455 if (inst->pasteout_data_ctext)
1456 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1457 compound_text_atom, 1);
1458 if (inst->pasteout_data_utf8)
1459 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1460 utf8_string_atom, 1);
1464 term_deselect(inst->term);
1467 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1468 guint info, guint time_stamp, gpointer data)
1470 struct gui_data *inst = (struct gui_data *)data;
1471 if (seldata->target == utf8_string_atom)
1472 gtk_selection_data_set(seldata, seldata->target, 8,
1473 inst->pasteout_data_utf8,
1474 inst->pasteout_data_utf8_len);
1475 else if (seldata->target == compound_text_atom)
1476 gtk_selection_data_set(seldata, seldata->target, 8,
1477 inst->pasteout_data_ctext,
1478 inst->pasteout_data_ctext_len);
1480 gtk_selection_data_set(seldata, seldata->target, 8,
1481 inst->pasteout_data, inst->pasteout_data_len);
1484 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1487 struct gui_data *inst = (struct gui_data *)data;
1489 term_deselect(inst->term);
1490 if (inst->pasteout_data)
1491 sfree(inst->pasteout_data);
1492 if (inst->pasteout_data_ctext)
1493 sfree(inst->pasteout_data_ctext);
1494 if (inst->pasteout_data_utf8)
1495 sfree(inst->pasteout_data_utf8);
1496 inst->pasteout_data = NULL;
1497 inst->pasteout_data_len = 0;
1498 inst->pasteout_data_ctext = NULL;
1499 inst->pasteout_data_ctext_len = 0;
1500 inst->pasteout_data_utf8 = NULL;
1501 inst->pasteout_data_utf8_len = 0;
1505 void request_paste(void *frontend)
1507 struct gui_data *inst = (struct gui_data *)frontend;
1509 * In Unix, pasting is asynchronous: all we can do at the
1510 * moment is to call gtk_selection_convert(), and when the data
1511 * comes back _then_ we can call term_do_paste().
1514 if (!inst->direct_to_font) {
1516 * First we attempt to retrieve the selection as a UTF-8
1517 * string (which we will convert to the correct code page
1518 * before sending to the session, of course). If that
1519 * fails, selection_received() will be informed and will
1520 * fall back to an ordinary string.
1522 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1524 inst->input_event_time);
1527 * If we're in direct-to-font mode, we disable UTF-8
1528 * pasting, and go straight to ordinary string data.
1530 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1531 GDK_SELECTION_TYPE_STRING,
1532 inst->input_event_time);
1536 gint idle_paste_func(gpointer data); /* forward ref */
1538 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1539 guint time, gpointer data)
1541 struct gui_data *inst = (struct gui_data *)data;
1545 int length, count, ret;
1546 int free_list_required = 0;
1547 int free_required = 0;
1550 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
1552 * Failed to get a UTF-8 selection string. Try compound
1555 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1557 inst->input_event_time);
1561 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1563 * Failed to get UTF-8 or compound text. Try an ordinary
1566 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1567 GDK_SELECTION_TYPE_STRING,
1568 inst->input_event_time);
1573 * If we have data, but it's not of a type we can deal with,
1574 * we have to ignore the data.
1576 if (seldata->length > 0 &&
1577 seldata->type != GDK_SELECTION_TYPE_STRING &&
1578 seldata->type != compound_text_atom &&
1579 seldata->type != utf8_string_atom)
1583 * If we have no data, try looking in a cut buffer.
1585 if (seldata->length <= 0) {
1586 text = retrieve_cutbuffer(&length);
1589 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1590 * source, so use that as a de-facto standard. */
1591 charset = CS_ISO8859_1;
1595 * Convert COMPOUND_TEXT into UTF-8.
1597 if (seldata->type == compound_text_atom) {
1598 tp.value = seldata->data;
1599 tp.encoding = (Atom) seldata->type;
1600 tp.format = seldata->format;
1601 tp.nitems = seldata->length;
1602 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp, &list, &count);
1603 if (ret != 0 || count != 1) {
1605 * Compound text failed; fall back to STRING.
1607 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1608 GDK_SELECTION_TYPE_STRING,
1609 inst->input_event_time);
1613 length = strlen(list[0]);
1615 free_list_required = 1;
1617 text = (char *)seldata->data;
1618 length = seldata->length;
1619 charset = (seldata->type == utf8_string_atom ?
1620 CS_UTF8 : inst->ucsdata.line_codepage);
1624 if (inst->pastein_data)
1625 sfree(inst->pastein_data);
1627 inst->pastein_data = snewn(length, wchar_t);
1628 inst->pastein_data_len = length;
1629 inst->pastein_data_len =
1630 mb_to_wc(charset, 0, text, length,
1631 inst->pastein_data, inst->pastein_data_len);
1633 term_do_paste(inst->term);
1635 if (term_paste_pending(inst->term))
1636 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1638 if (free_list_required)
1639 XFreeStringList(list);
1644 gint idle_paste_func(gpointer data)
1646 struct gui_data *inst = (struct gui_data *)data;
1648 if (term_paste_pending(inst->term))
1649 term_paste(inst->term);
1651 gtk_idle_remove(inst->term_paste_idle_id);
1657 void get_clip(void *frontend, wchar_t ** p, int *len)
1659 struct gui_data *inst = (struct gui_data *)frontend;
1662 *p = inst->pastein_data;
1663 *len = inst->pastein_data_len;
1667 static void set_window_titles(struct gui_data *inst)
1670 * We must always call set_icon_name after calling set_title,
1671 * since set_title will write both names. Irritating, but such
1674 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1675 if (!inst->cfg.win_name_always)
1676 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1679 void set_title(void *frontend, char *title)
1681 struct gui_data *inst = (struct gui_data *)frontend;
1682 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1683 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1684 set_window_titles(inst);
1687 void set_icon(void *frontend, char *title)
1689 struct gui_data *inst = (struct gui_data *)frontend;
1690 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1691 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1692 set_window_titles(inst);
1695 void set_sbar(void *frontend, int total, int start, int page)
1697 struct gui_data *inst = (struct gui_data *)frontend;
1698 if (!inst->cfg.scrollbar)
1700 inst->sbar_adjust->lower = 0;
1701 inst->sbar_adjust->upper = total;
1702 inst->sbar_adjust->value = start;
1703 inst->sbar_adjust->page_size = page;
1704 inst->sbar_adjust->step_increment = 1;
1705 inst->sbar_adjust->page_increment = page/2;
1706 inst->ignore_sbar = TRUE;
1707 gtk_adjustment_changed(inst->sbar_adjust);
1708 inst->ignore_sbar = FALSE;
1711 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1713 struct gui_data *inst = (struct gui_data *)data;
1715 if (!inst->cfg.scrollbar)
1717 if (!inst->ignore_sbar)
1718 term_scroll(inst->term, 1, (int)adj->value);
1721 void sys_cursor(void *frontend, int x, int y)
1724 * This is meaningless under X.
1729 * This is still called when mode==BELL_VISUAL, even though the
1730 * visual bell is handled entirely within terminal.c, because we
1731 * may want to perform additional actions on any kind of bell (for
1732 * example, taskbar flashing in Windows).
1734 void beep(void *frontend, int mode)
1736 if (mode != BELL_VISUAL)
1740 int char_width(Context ctx, int uc)
1743 * Under X, any fixed-width font really _is_ fixed-width.
1744 * Double-width characters will be dealt with using a separate
1745 * font. For the moment we can simply return 1.
1750 Context get_ctx(void *frontend)
1752 struct gui_data *inst = (struct gui_data *)frontend;
1753 struct draw_ctx *dctx;
1755 if (!inst->area->window)
1758 dctx = snew(struct draw_ctx);
1760 dctx->gc = gdk_gc_new(inst->area->window);
1764 void free_ctx(Context ctx)
1766 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1767 /* struct gui_data *inst = dctx->inst; */
1768 GdkGC *gc = dctx->gc;
1774 * Draw a line of text in the window, at given character
1775 * coordinates, in given attributes.
1777 * We are allowed to fiddle with the contents of `text'.
1779 void do_text_internal(Context ctx, int x, int y, char *text, int len,
1780 unsigned long attr, int lattr)
1782 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1783 struct gui_data *inst = dctx->inst;
1784 GdkGC *gc = dctx->gc;
1786 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1788 nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
1789 nfg = 2 * (nfg & 0xF) + (nfg & 0x10 ? 1 : 0);
1790 nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
1791 nbg = 2 * (nbg & 0xF) + (nbg & 0x10 ? 1 : 0);
1792 if (attr & ATTR_REVERSE) {
1797 if (inst->cfg.bold_colour && (attr & ATTR_BOLD))
1799 if (inst->cfg.bold_colour && (attr & ATTR_BLINK))
1801 if (attr & TATTR_ACTCURS) {
1806 fontid = shadow = 0;
1808 if (attr & ATTR_WIDE) {
1815 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1816 if (inst->fonts[fontid | 1])
1822 if (lattr != LATTR_NORM) {
1824 if (x >= inst->term->cols)
1826 if (x + len*2*widefactor > inst->term->cols)
1827 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1835 r.x = x*inst->font_width+inst->cfg.window_border;
1836 r.y = y*inst->font_height+inst->cfg.window_border;
1837 r.width = rlen*widefactor*inst->font_width;
1838 r.height = inst->font_height;
1839 gdk_gc_set_clip_rectangle(gc, &r);
1842 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1843 gdk_draw_rectangle(inst->pixmap, gc, 1,
1844 x*inst->font_width+inst->cfg.window_border,
1845 y*inst->font_height+inst->cfg.window_border,
1846 rlen*widefactor*inst->font_width, inst->font_height);
1848 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1855 wcs = snewn(len+1, wchar_t);
1856 for (i = 0; i < len; i++) {
1857 wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
1860 if (inst->fonts[fontid] == NULL) {
1862 * The font for this contingency does not exist.
1863 * Typically this means we've been given ATTR_WIDE
1864 * character and have no wide font. So we display
1865 * nothing at all; such is life.
1867 } else if (inst->fontinfo[fontid].is_wide) {
1869 * At least one version of gdk_draw_text_wc() has a
1870 * weird bug whereby it reads `len' elements of the
1871 * input string, but only draws `len/2'. Hence I'm
1872 * going to make its input array twice as long as it
1873 * theoretically needs to be, and pass in twice the
1874 * actual number of characters. If a fixed gdk actually
1875 * takes the doubled length seriously, then (a) the
1876 * array will stand scrutiny up to the full length, (b)
1877 * the spare elements of the array are full of zeroes
1878 * which will probably be an empty glyph in the font,
1879 * and (c) the clip rectangle should prevent it causing
1882 gwcs = snewn(len*2+1, GdkWChar);
1883 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
1885 * FIXME: when we have a wide-char equivalent of
1886 * from_unicode, use it instead of this.
1888 for (i = 0; i <= len; i++)
1890 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
1891 x*inst->font_width+inst->cfg.window_border,
1892 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1896 gcs = snewn(len+1, gchar);
1897 wc_to_mb(inst->fontinfo[fontid].charset, 0,
1898 wcs, len, gcs, len, ".", NULL, NULL);
1899 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1900 x*inst->font_width+inst->cfg.window_border,
1901 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1909 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1910 x*inst->font_width+inst->cfg.window_border + inst->cfg.shadowboldoffset,
1911 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1915 if (attr & ATTR_UNDER) {
1916 int uheight = inst->fonts[0]->ascent + 1;
1917 if (uheight >= inst->font_height)
1918 uheight = inst->font_height - 1;
1919 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
1920 y*inst->font_height + uheight + inst->cfg.window_border,
1921 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
1922 y*inst->font_height + uheight + inst->cfg.window_border);
1925 if (lattr != LATTR_NORM) {
1927 * I can't find any plausible StretchBlt equivalent in the
1928 * X server, so I'm going to do this the slow and painful
1929 * way. This will involve repeated calls to
1930 * gdk_draw_pixmap() to stretch the text horizontally. It's
1931 * O(N^2) in time and O(N) in network bandwidth, but you
1932 * try thinking of a better way. :-(
1935 for (i = 0; i < len * widefactor * inst->font_width; i++) {
1936 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1937 x*inst->font_width+inst->cfg.window_border + 2*i,
1938 y*inst->font_height+inst->cfg.window_border,
1939 x*inst->font_width+inst->cfg.window_border + 2*i+1,
1940 y*inst->font_height+inst->cfg.window_border,
1941 len * inst->font_width - i, inst->font_height);
1944 if (lattr != LATTR_WIDE) {
1946 /* Now stretch vertically, in the same way. */
1947 if (lattr == LATTR_BOT)
1951 for (i = 0; i < inst->font_height; i+=2) {
1952 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1953 x*inst->font_width+inst->cfg.window_border,
1954 y*inst->font_height+inst->cfg.window_border+dt*i+db,
1955 x*widefactor*inst->font_width+inst->cfg.window_border,
1956 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
1957 len * inst->font_width, inst->font_height-i-1);
1963 void do_text(Context ctx, int x, int y, char *text, int len,
1964 unsigned long attr, int lattr)
1966 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1967 struct gui_data *inst = dctx->inst;
1968 GdkGC *gc = dctx->gc;
1971 do_text_internal(ctx, x, y, text, len, attr, lattr);
1973 if (attr & ATTR_WIDE) {
1979 if (lattr != LATTR_NORM) {
1981 if (x >= inst->term->cols)
1983 if (x + len*2*widefactor > inst->term->cols)
1984 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1988 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1989 x*inst->font_width+inst->cfg.window_border,
1990 y*inst->font_height+inst->cfg.window_border,
1991 x*inst->font_width+inst->cfg.window_border,
1992 y*inst->font_height+inst->cfg.window_border,
1993 len*widefactor*inst->font_width, inst->font_height);
1996 void do_cursor(Context ctx, int x, int y, char *text, int len,
1997 unsigned long attr, int lattr)
1999 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2000 struct gui_data *inst = dctx->inst;
2001 GdkGC *gc = dctx->gc;
2003 int passive, widefactor;
2005 if (attr & TATTR_PASCURS) {
2006 attr &= ~TATTR_PASCURS;
2010 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
2011 attr &= ~TATTR_ACTCURS;
2013 do_text_internal(ctx, x, y, text, len, attr, lattr);
2015 if (attr & ATTR_WIDE) {
2021 if (lattr != LATTR_NORM) {
2023 if (x >= inst->term->cols)
2025 if (x + len*2*widefactor > inst->term->cols)
2026 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2030 if (inst->cfg.cursor_type == 0) {
2032 * An active block cursor will already have been done by
2033 * the above do_text call, so we only need to do anything
2037 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
2038 gdk_draw_rectangle(inst->pixmap, gc, 0,
2039 x*inst->font_width+inst->cfg.window_border,
2040 y*inst->font_height+inst->cfg.window_border,
2041 len*inst->font_width-1, inst->font_height-1);
2045 int startx, starty, dx, dy, length, i;
2049 if ((attr & ATTR_WIDE) || lattr != LATTR_NORM)
2050 char_width = 2*inst->font_width;
2052 char_width = inst->font_width;
2054 if (inst->cfg.cursor_type == 1) {
2055 uheight = inst->fonts[0]->ascent + 1;
2056 if (uheight >= inst->font_height)
2057 uheight = inst->font_height - 1;
2059 startx = x * inst->font_width + inst->cfg.window_border;
2060 starty = y * inst->font_height + inst->cfg.window_border + uheight;
2063 length = len * char_width;
2066 if (attr & TATTR_RIGHTCURS)
2067 xadjust = char_width - 1;
2068 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
2069 starty = y * inst->font_height + inst->cfg.window_border;
2072 length = inst->font_height;
2075 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
2077 for (i = 0; i < length; i++) {
2079 gdk_draw_point(inst->pixmap, gc, startx, starty);
2085 gdk_draw_line(inst->pixmap, gc, startx, starty,
2086 startx + (length-1) * dx, starty + (length-1) * dy);
2090 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2091 x*inst->font_width+inst->cfg.window_border,
2092 y*inst->font_height+inst->cfg.window_border,
2093 x*inst->font_width+inst->cfg.window_border,
2094 y*inst->font_height+inst->cfg.window_border,
2095 len*widefactor*inst->font_width, inst->font_height);
2098 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
2101 * Truly hideous hack: GTK doesn't allow us to set the mouse
2102 * cursor foreground and background colours unless we've _also_
2103 * created our own cursor from bitmaps. Therefore, I need to
2104 * load the `cursor' font and draw glyphs from it on to
2105 * pixmaps, in order to construct my cursors with the fg and bg
2106 * I want. This is a gross hack, but it's more self-contained
2107 * than linking in Xlib to find the X window handle to
2108 * inst->area and calling XRecolorCursor, and it's more
2109 * futureproof than hard-coding the shapes as bitmap arrays.
2111 static GdkFont *cursor_font = NULL;
2112 GdkPixmap *source, *mask;
2114 GdkColor cfg = { 0, 65535, 65535, 65535 };
2115 GdkColor cbg = { 0, 0, 0, 0 };
2116 GdkColor dfg = { 1, 65535, 65535, 65535 };
2117 GdkColor dbg = { 0, 0, 0, 0 };
2120 gint lb, rb, wid, asc, desc, w, h, x, y;
2122 if (cursor_val == -2) {
2123 gdk_font_unref(cursor_font);
2127 if (cursor_val >= 0 && !cursor_font)
2128 cursor_font = gdk_font_load("cursor");
2131 * Get the text extent of the cursor in question. We use the
2132 * mask character for this, because it's typically slightly
2133 * bigger than the main character.
2135 if (cursor_val >= 0) {
2137 text[0] = (char)cursor_val + 1;
2138 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2139 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2145 source = gdk_pixmap_new(NULL, w, h, 1);
2146 mask = gdk_pixmap_new(NULL, w, h, 1);
2149 * Draw the mask character on the mask pixmap.
2151 gc = gdk_gc_new(mask);
2152 gdk_gc_set_foreground(gc, &dbg);
2153 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
2154 if (cursor_val >= 0) {
2156 text[0] = (char)cursor_val + 1;
2157 gdk_gc_set_foreground(gc, &dfg);
2158 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2163 * Draw the main character on the source pixmap.
2165 gc = gdk_gc_new(source);
2166 gdk_gc_set_foreground(gc, &dbg);
2167 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
2168 if (cursor_val >= 0) {
2170 text[0] = (char)cursor_val;
2171 gdk_gc_set_foreground(gc, &dfg);
2172 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2177 * Create the cursor.
2179 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2184 gdk_pixmap_unref(source);
2185 gdk_pixmap_unref(mask);
2190 void modalfatalbox(char *p, ...)
2193 fprintf(stderr, "FATAL ERROR: ");
2195 vfprintf(stderr, p, ap);
2197 fputc('\n', stderr);
2201 void cmdline_error(char *p, ...)
2204 fprintf(stderr, "%s: ", appname);
2206 vfprintf(stderr, p, ap);
2208 fputc('\n', stderr);
2212 char *get_x_display(void *frontend)
2214 return gdk_get_display();
2217 long get_windowid(void *frontend)
2219 struct gui_data *inst = (struct gui_data *)frontend;
2220 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2223 static void help(FILE *fp) {
2225 "pterm option summary:\n"
2227 " --display DISPLAY Specify X display to use (note '--')\n"
2228 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2229 " -fn FONT Normal text font\n"
2230 " -fb FONT Bold text font\n"
2231 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2232 " -sl LINES Number of lines of scrollback\n"
2233 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2234 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2235 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2236 " -T TITLE Window title\n"
2237 " -ut, +ut Do(default) or do not update utmp\n"
2238 " -ls, +ls Do(default) or do not make shell a login shell\n"
2239 " -sb, +sb Do(default) or do not display a scrollbar\n"
2240 " -log PATH Log all output to a file\n"
2241 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2242 " -xrm RESOURCE-STRING Set an X resource\n"
2243 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2244 ) < 0 || fflush(fp) < 0) {
2245 perror("output error");
2250 int do_cmdline(int argc, char **argv, int do_everything,
2251 struct gui_data *inst, Config *cfg)
2257 * Macros to make argument handling easier. Note that because
2258 * they need to call `continue', they cannot be contained in
2259 * the usual do {...} while (0) wrapper to make them
2260 * syntactically single statements; hence it is not legal to
2261 * use one of these macros as an unbraced statement between
2264 #define EXPECTS_ARG { \
2265 if (--argc <= 0) { \
2267 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2272 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2274 while (--argc > 0) {
2279 * Shameless cheating. Debian requires all X terminal
2280 * emulators to support `-T title'; but
2281 * cmdline_process_param will eat -T (it means no-pty) and
2282 * complain that pterm doesn't support it. So, in pterm
2283 * only, we convert -T into -title.
2285 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2289 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2290 do_everything ? 1 : -1, cfg);
2293 cmdline_error("option \"%s\" requires an argument", p);
2294 } else if (ret == 2) {
2295 --argc, ++argv; /* skip next argument */
2297 } else if (ret == 1) {
2301 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2304 strncpy(cfg->font.name, val, sizeof(cfg->font.name));
2305 cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
2307 } else if (!strcmp(p, "-fb")) {
2310 strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
2311 cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
2313 } else if (!strcmp(p, "-fw")) {
2316 strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
2317 cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
2319 } else if (!strcmp(p, "-fwb")) {
2322 strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
2323 cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
2325 } else if (!strcmp(p, "-cs")) {
2328 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2329 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2331 } else if (!strcmp(p, "-geometry")) {
2332 int flags, x, y, w, h;
2336 flags = XParseGeometry(val, &x, &y, &w, &h);
2337 if (flags & WidthValue)
2339 if (flags & HeightValue)
2342 if (flags & (XValue | YValue)) {
2345 inst->gotpos = TRUE;
2346 inst->gravity = ((flags & XNegative ? 1 : 0) |
2347 (flags & YNegative ? 2 : 0));
2350 } else if (!strcmp(p, "-sl")) {
2353 cfg->savelines = atoi(val);
2355 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2356 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2357 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2362 if (!gdk_color_parse(val, &col)) {
2364 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2368 index = (!strcmp(p, "-fg") ? 0 :
2369 !strcmp(p, "-bg") ? 2 :
2370 !strcmp(p, "-bfg") ? 1 :
2371 !strcmp(p, "-bbg") ? 3 :
2372 !strcmp(p, "-cfg") ? 4 :
2373 !strcmp(p, "-cbg") ? 5 : -1);
2374 assert(index != -1);
2375 cfg->colours[index][0] = col.red / 256;
2376 cfg->colours[index][1] = col.green / 256;
2377 cfg->colours[index][2] = col.blue / 256;
2380 } else if (use_pty_argv && !strcmp(p, "-e")) {
2381 /* This option swallows all further arguments. */
2387 pty_argv = snewn(argc+1, char *);
2389 for (i = 0; i < argc; i++)
2390 pty_argv[i] = argv[i];
2391 pty_argv[argc] = NULL;
2392 break; /* finished command-line processing */
2394 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2397 } else if (!strcmp(p, "-title")) {
2400 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2401 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2403 } else if (!strcmp(p, "-log")) {
2406 strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
2407 cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
2408 cfg->logtype = LGTYP_DEBUG;
2410 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2412 cfg->stamp_utmp = 0;
2414 } else if (!strcmp(p, "-ut")) {
2416 cfg->stamp_utmp = 1;
2418 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2420 cfg->login_shell = 0;
2422 } else if (!strcmp(p, "-ls")) {
2424 cfg->login_shell = 1;
2426 } else if (!strcmp(p, "-nethack")) {
2428 cfg->nethack_keypad = 1;
2430 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2434 } else if (!strcmp(p, "-sb")) {
2438 } else if (!strcmp(p, "-name")) {
2442 } else if (!strcmp(p, "-xrm")) {
2444 provide_xrm_string(val);
2446 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2450 } else if(p[0] != '-' && (!do_everything ||
2451 process_nonoption_arg(p, cfg))) {
2456 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
2463 static void block_signal(int sig, int block_it) {
2467 sigaddset(&ss, sig);
2468 if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
2469 perror("sigprocmask");
2475 * This function retrieves the character set encoding of a font. It
2476 * returns the character set without the X11 hack (in case the user
2477 * asks to use the font's own encoding).
2479 static int set_font_info(struct gui_data *inst, int fontid)
2481 GdkFont *font = inst->fonts[fontid];
2482 XFontStruct *xfs = GDK_FONT_XFONT(font);
2483 Display *disp = GDK_FONT_XDISPLAY(font);
2484 Atom charset_registry, charset_encoding;
2485 unsigned long registry_ret, encoding_ret;
2486 int retval = CS_NONE;
2488 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2489 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2490 inst->fontinfo[fontid].charset = CS_NONE;
2491 inst->fontinfo[fontid].is_wide = 0;
2492 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2493 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2495 reg = XGetAtomName(disp, (Atom)registry_ret);
2496 enc = XGetAtomName(disp, (Atom)encoding_ret);
2498 char *encoding = dupcat(reg, "-", enc, NULL);
2499 retval = inst->fontinfo[fontid].charset =
2500 charset_from_xenc(encoding);
2501 /* FIXME: when libcharset supports wide encodings fix this. */
2502 if (!strcasecmp(encoding, "iso10646-1")) {
2503 inst->fontinfo[fontid].is_wide = 1;
2508 * Hack for X line-drawing characters: if the primary
2509 * font is encoded as ISO-8859-anything, and has valid
2510 * glyphs in the first 32 char positions, it is assumed
2511 * that those glyphs are the VT100 line-drawing
2514 * Actually, we'll hack even harder by only checking
2515 * position 0x19 (vertical line, VT100 linedrawing
2516 * `x'). Then we can check it easily by seeing if the
2517 * ascent and descent differ.
2519 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2520 int lb, rb, wid, asc, desc;
2525 gdk_string_extents(inst->fonts[fontid], text,
2526 &lb, &rb, &wid, &asc, &desc);
2528 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2538 int uxsel_input_add(int fd, int rwx) {
2540 if (rwx & 1) flags |= GDK_INPUT_READ;
2541 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2542 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2543 return gdk_input_add(fd, flags, fd_input_func, NULL);
2546 void uxsel_input_remove(int id) {
2547 gdk_input_remove(id);
2550 char *guess_derived_font_name(GdkFont *font, int bold, int wide)
2552 XFontStruct *xfs = GDK_FONT_XFONT(font);
2553 Display *disp = GDK_FONT_XDISPLAY(font);
2554 Atom fontprop = XInternAtom(disp, "FONT", False);
2556 if (XGetFontProperty(xfs, fontprop, &ret)) {
2557 char *name = XGetAtomName(disp, (Atom)ret);
2558 if (name && name[0] == '-') {
2560 char *dupname, *extrafree = NULL, *ret;
2564 p = q = dupname = dupstr(name); /* skip initial minus */
2567 while (*p && nstr < lenof(strings)) {
2570 strings[nstr++] = p+1;
2575 if (nstr < lenof(strings))
2576 return NULL; /* XLFD was malformed */
2579 strings[2] = "bold";
2582 /* 4 is `wideness', which obviously may have changed. */
2583 /* 5 is additional style, which may be e.g. `ja' or `ko'. */
2584 strings[4] = strings[5] = "*";
2585 strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
2588 ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
2589 "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
2590 "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
2591 "-", strings[ 9], "-", strings[10], "-", strings[11],
2592 "-", strings[12], NULL);
2602 void setup_fonts_ucs(struct gui_data *inst)
2609 gdk_font_unref(inst->fonts[0]);
2611 gdk_font_unref(inst->fonts[1]);
2613 gdk_font_unref(inst->fonts[2]);
2615 gdk_font_unref(inst->fonts[3]);
2617 inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
2618 if (!inst->fonts[0]) {
2619 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2620 inst->cfg.font.name);
2623 font_charset = set_font_info(inst, 0);
2625 if (inst->cfg.shadowbold) {
2626 inst->fonts[1] = NULL;
2628 if (inst->cfg.boldfont.name[0]) {
2629 name = inst->cfg.boldfont.name;
2632 name = guess_derived_font_name(inst->fonts[0], TRUE, FALSE);
2635 inst->fonts[1] = name ? gdk_font_load(name) : NULL;
2636 if (inst->fonts[1]) {
2637 set_font_info(inst, 1);
2638 } else if (!guessed) {
2639 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2640 inst->cfg.boldfont.name);
2647 if (inst->cfg.widefont.name[0]) {
2648 name = inst->cfg.widefont.name;
2651 name = guess_derived_font_name(inst->fonts[0], FALSE, TRUE);
2654 inst->fonts[2] = name ? gdk_font_load(name) : NULL;
2655 if (inst->fonts[2]) {
2656 set_font_info(inst, 2);
2657 } else if (!guessed) {
2658 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2659 inst->cfg.widefont.name);
2665 if (inst->cfg.shadowbold) {
2666 inst->fonts[3] = NULL;
2668 if (inst->cfg.wideboldfont.name[0]) {
2669 name = inst->cfg.wideboldfont.name;
2673 * Here we have some choices. We can widen the bold font,
2674 * bolden the wide font, or widen and bolden the standard
2675 * font. Try them all, in that order!
2677 if (inst->cfg.widefont.name[0])
2678 name = guess_derived_font_name(inst->fonts[2], TRUE, FALSE);
2679 else if (inst->cfg.boldfont.name[0])
2680 name = guess_derived_font_name(inst->fonts[1], FALSE, TRUE);
2682 name = guess_derived_font_name(inst->fonts[0], TRUE, TRUE);
2685 inst->fonts[3] = name ? gdk_font_load(name) : NULL;
2686 if (inst->fonts[3]) {
2687 set_font_info(inst, 3);
2688 } else if (!guessed) {
2689 fprintf(stderr, "%s: unable to load wide/bold font \"%s\"\n", appname,
2690 inst->cfg.wideboldfont.name);
2697 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2698 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2700 inst->direct_to_font = init_ucs(&inst->ucsdata,
2701 inst->cfg.line_codepage, font_charset,
2705 void set_geom_hints(struct gui_data *inst)
2708 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2709 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2710 geom.max_width = geom.max_height = -1;
2711 geom.base_width = 2*inst->cfg.window_border;
2712 geom.base_height = 2*inst->cfg.window_border;
2713 geom.width_inc = inst->font_width;
2714 geom.height_inc = inst->font_height;
2715 geom.min_aspect = geom.max_aspect = 0;
2716 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2717 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2718 GDK_HINT_RESIZE_INC);
2721 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2723 struct gui_data *inst = (struct gui_data *)data;
2724 term_clrsb(inst->term);
2727 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2729 struct gui_data *inst = (struct gui_data *)data;
2730 term_pwron(inst->term);
2731 ldisc_send(inst->ldisc, NULL, 0, 0);
2734 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2736 struct gui_data *inst = (struct gui_data *)data;
2737 term_copyall(inst->term);
2740 void special_menuitem(GtkMenuItem *item, gpointer data)
2742 struct gui_data *inst = (struct gui_data *)data;
2743 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2746 inst->back->special(inst->backhandle, code);
2749 void about_menuitem(GtkMenuItem *item, gpointer data)
2751 struct gui_data *inst = (struct gui_data *)data;
2752 about_box(inst->window);
2755 void event_log_menuitem(GtkMenuItem *item, gpointer data)
2757 struct gui_data *inst = (struct gui_data *)data;
2758 showeventlog(inst->eventlogstuff, inst->window);
2761 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2763 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2764 static const int ww[] = {
2765 6, 7, 8, 9, 10, 11, 12, 13,
2766 14, 15, 16, 17, 18, 19, 20, 21,
2769 struct gui_data *inst = (struct gui_data *)data;
2770 char *title = dupcat(appname, " Reconfiguration", NULL);
2771 Config cfg2, oldcfg;
2774 cfg2 = inst->cfg; /* structure copy */
2776 if (do_config_box(title, &cfg2, 1)) {
2778 oldcfg = inst->cfg; /* structure copy */
2779 inst->cfg = cfg2; /* structure copy */
2781 /* Pass new config data to the logging module */
2782 log_reconfig(inst->logctx, &cfg2);
2784 * Flush the line discipline's edit buffer in the case
2785 * where local editing has just been disabled.
2787 ldisc_send(inst->ldisc, NULL, 0, 0);
2788 /* Pass new config data to the terminal */
2789 term_reconfig(inst->term, &cfg2);
2790 /* Pass new config data to the back end */
2791 inst->back->reconfig(inst->backhandle, &cfg2);
2794 * Just setting inst->cfg is sufficient to cause colour
2795 * setting changes to appear on the next ESC]R palette
2796 * reset. But we should also check whether any colour
2797 * settings have been changed, and revert the ones that
2798 * have to the new default, on the assumption that the user
2799 * is most likely to want an immediate update.
2801 for (i = 0; i < NCOLOURS; i++) {
2802 if (oldcfg.colours[ww[i]][0] != cfg2.colours[ww[i]][0] ||
2803 oldcfg.colours[ww[i]][1] != cfg2.colours[ww[i]][1] ||
2804 oldcfg.colours[ww[i]][2] != cfg2.colours[ww[i]][2]) {
2805 real_palette_set(inst, i, cfg2.colours[ww[i]][0],
2806 cfg2.colours[ww[i]][1],
2807 cfg2.colours[ww[i]][2]);
2810 * If the default background has changed, we must
2811 * repaint the space in between the window border
2812 * and the text area.
2815 set_window_background(inst);
2816 draw_backing_rect(inst);
2822 * If the scrollbar needs to be shown, hidden, or moved
2823 * from one end to the other of the window, do so now.
2825 if (oldcfg.scrollbar != cfg2.scrollbar) {
2827 gtk_widget_show(inst->sbar);
2829 gtk_widget_hide(inst->sbar);
2831 if (oldcfg.scrollbar_on_left != cfg2.scrollbar_on_left) {
2832 gtk_box_reorder_child(inst->hbox, inst->sbar,
2833 cfg2.scrollbar_on_left ? 0 : 1);
2837 * Change the window title, if required.
2839 if (strcmp(oldcfg.wintitle, cfg2.wintitle))
2840 set_title(inst, cfg2.wintitle);
2841 set_window_titles(inst);
2844 * Redo the whole tangled fonts and Unicode mess if
2847 if (strcmp(oldcfg.font.name, cfg2.font.name) ||
2848 strcmp(oldcfg.boldfont.name, cfg2.boldfont.name) ||
2849 strcmp(oldcfg.widefont.name, cfg2.widefont.name) ||
2850 strcmp(oldcfg.wideboldfont.name, cfg2.wideboldfont.name) ||
2851 strcmp(oldcfg.line_codepage, cfg2.line_codepage) ||
2852 oldcfg.vtmode != cfg2.vtmode ||
2853 oldcfg.shadowbold != cfg2.shadowbold) {
2854 setup_fonts_ucs(inst);
2860 * Resize the window.
2862 if (oldcfg.width != cfg2.width || oldcfg.height != cfg2.height ||
2863 oldcfg.window_border != cfg2.window_border || need_size) {
2864 set_geom_hints(inst);
2865 request_resize(inst, cfg2.width, cfg2.height);
2868 * The above will have caused a call to term_size() for
2869 * us if it happened. If the user has fiddled with only
2870 * the scrollback size, the above will not have
2871 * happened and we will need an explicit term_size()
2874 if (oldcfg.savelines != cfg2.savelines)
2875 term_size(inst->term, inst->term->rows, inst->term->cols,
2879 term_invalidate(inst->term);
2882 * We do an explicit full redraw here to ensure the window
2883 * border has been redrawn as well as the text area.
2885 gtk_widget_queue_draw(inst->area);
2890 void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
2893 * Re-execing ourself is not an exact science under Unix. I do
2894 * the best I can by using /proc/self/exe if available and by
2895 * assuming argv[0] can be found on $PATH if not.
2897 * Note that we also have to reconstruct the elements of the
2898 * original argv which gtk swallowed, since the user wants the
2899 * new session to appear on the same X display as the old one.
2907 * Collect the arguments with which to re-exec ourself.
2909 va_start(ap, fd_to_close);
2910 n = 2; /* progname and terminating NULL */
2911 n += inst->ngtkargs;
2912 while (va_arg(ap, char *) != NULL)
2916 args = snewn(n, char *);
2917 args[0] = inst->progname;
2919 for (i = 0; i < inst->ngtkargs; i++)
2920 args[i+1] = inst->gtkargvstart[i];
2923 va_start(ap, fd_to_close);
2924 while ((args[i++] = va_arg(ap, char *)) != NULL);
2930 * Do the double fork.
2943 } else if (pid2 > 0) {
2945 * First child has successfully forked second child. My
2946 * Work Here Is Done. Note the use of _exit rather than
2947 * exit: the latter appears to cause destroy messages
2948 * to be sent to the X server. I suspect gtk uses
2955 * If we reach here, we are the second child, so we now
2956 * actually perform the exec.
2958 if (fd_to_close >= 0)
2961 execv("/proc/self/exe", args);
2962 execvp(inst->progname, args);
2968 waitpid(pid, &status, 0);
2973 void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
2975 struct gui_data *inst = (struct gui_data *)gdata;
2977 * For this feature we must marshal cfg and (possibly) pty_argv
2978 * into a byte stream, create a pipe, and send this byte stream
2979 * to the child through the pipe.
2986 if (pipe(pipefd) < 0) {
2991 size = sizeof(inst->cfg);
2992 if (use_pty_argv && pty_argv) {
2993 for (i = 0; pty_argv[i]; i++)
2994 size += strlen(pty_argv[i]) + 1;
2997 data = snewn(size, char);
2998 memcpy(data, &inst->cfg, sizeof(inst->cfg));
2999 if (use_pty_argv && pty_argv) {
3000 int p = sizeof(inst->cfg);
3001 for (i = 0; pty_argv[i]; i++) {
3002 strcpy(data + p, pty_argv[i]);
3003 p += strlen(pty_argv[i]) + 1;
3008 sprintf(option, "---[%d,%d]", pipefd[0], size);
3009 fcntl(pipefd[0], F_SETFD, 0);
3010 fork_and_exec_self(inst, pipefd[1], option, NULL);
3014 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3017 perror("write to pipe");
3022 int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
3024 int fd, i, ret, size;
3027 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3028 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3032 data = snewn(size, char);
3034 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3037 perror("read from pipe");
3039 } else if (i < size) {
3040 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3045 memcpy(cfg, data, sizeof(Config));
3046 if (use_pty_argv && size > sizeof(Config)) {
3050 while (i < size && data[i]) i++;
3052 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3059 pty_argv = snewn(n+1, char *);
3065 while (i < size && data[i]) i++;
3068 pty_argv[n++] = dupstr(p);
3075 void new_session_menuitem(GtkMenuItem *item, gpointer data)
3077 struct gui_data *inst = (struct gui_data *)data;
3079 fork_and_exec_self(inst, -1, NULL);
3082 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3084 struct gui_data *inst = (struct gui_data *)data;
3085 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3087 fork_and_exec_self(inst, -1, "-load", str, NULL);
3090 void saved_session_freedata(GtkMenuItem *item, gpointer data)
3092 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3097 void update_specials_menu(void *frontend)
3099 struct gui_data *inst = (struct gui_data *)frontend;
3101 const struct telnet_special *specials;
3103 specials = inst->back->get_specials(inst->backhandle);
3104 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3105 (GtkCallback)gtk_widget_destroy, NULL);
3108 GtkWidget *menuitem;
3109 for (i = 0; specials[i].name; i++) {
3110 if (*specials[i].name) {
3111 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3112 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3113 GINT_TO_POINTER(specials[i].code));
3114 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3115 GTK_SIGNAL_FUNC(special_menuitem), inst);
3117 menuitem = gtk_menu_item_new();
3118 gtk_container_add(GTK_CONTAINER(inst->specialsmenu), menuitem);
3119 gtk_widget_show(menuitem);
3121 gtk_widget_show(inst->specialsitem1);
3122 gtk_widget_show(inst->specialsitem2);
3124 gtk_widget_hide(inst->specialsitem1);
3125 gtk_widget_hide(inst->specialsitem2);
3129 int pt_main(int argc, char **argv)
3131 extern Backend *select_backend(Config *cfg);
3132 extern int cfgbox(Config *cfg);
3133 struct gui_data *inst;
3136 * Create an instance structure and initialise to zeroes
3138 inst = snew(struct gui_data);
3139 memset(inst, 0, sizeof(*inst));
3140 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
3142 /* defer any child exit handling until we're ready to deal with
3144 block_signal(SIGCHLD, 1);
3146 inst->progname = argv[0];
3148 * Copy the original argv before letting gtk_init fiddle with
3149 * it. It will be required later.
3153 inst->gtkargvstart = snewn(argc-1, char *);
3154 for (i = 1; i < argc; i++)
3155 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3157 gtk_init(&argc, &argv);
3158 inst->ngtkargs = oldargc - argc;
3161 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3162 read_dupsession_data(inst, &inst->cfg, argv[1]);
3163 /* Splatter this argument so it doesn't clutter a ps listing */
3164 memset(argv[1], 0, strlen(argv[1]));
3166 if (do_cmdline(argc, argv, 0, inst, &inst->cfg))
3167 exit(1); /* pre-defaults pass to get -class */
3168 do_defaults(NULL, &inst->cfg);
3169 if (do_cmdline(argc, argv, 1, inst, &inst->cfg))
3170 exit(1); /* post-defaults, do everything */
3172 cmdline_run_saved(&inst->cfg);
3174 if (!*inst->cfg.host && !cfgbox(&inst->cfg))
3175 exit(0); /* config box hit Cancel */
3178 if (!compound_text_atom)
3179 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3180 if (!utf8_string_atom)
3181 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
3183 setup_fonts_ucs(inst);
3186 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3189 * Set up the colour map.
3191 palette_reset(inst);
3193 inst->width = inst->cfg.width;
3194 inst->height = inst->cfg.height;
3196 inst->area = gtk_drawing_area_new();
3197 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3198 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
3199 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
3200 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3201 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
3202 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
3204 * We always create the scrollbar; it remains invisible if
3205 * unwanted, so we can pop it up quickly if it suddenly becomes
3208 if (inst->cfg.scrollbar_on_left)
3209 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3210 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
3211 if (!inst->cfg.scrollbar_on_left)
3212 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3214 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
3216 set_geom_hints(inst);
3218 gtk_widget_show(inst->area);
3219 if (inst->cfg.scrollbar)
3220 gtk_widget_show(inst->sbar);
3222 gtk_widget_hide(inst->sbar);
3223 gtk_widget_show(GTK_WIDGET(inst->hbox));
3226 int x = inst->xpos, y = inst->ypos;
3228 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3229 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3230 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3231 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3232 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3235 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
3236 GTK_SIGNAL_FUNC(destroy), inst);
3237 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
3238 GTK_SIGNAL_FUNC(delete_window), inst);
3239 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
3240 GTK_SIGNAL_FUNC(key_event), inst);
3241 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3242 GTK_SIGNAL_FUNC(key_event), inst);
3243 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
3244 GTK_SIGNAL_FUNC(focus_event), inst);
3245 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
3246 GTK_SIGNAL_FUNC(focus_event), inst);
3247 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3248 GTK_SIGNAL_FUNC(configure_area), inst);
3249 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3250 GTK_SIGNAL_FUNC(expose_area), inst);
3251 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3252 GTK_SIGNAL_FUNC(button_event), inst);
3253 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3254 GTK_SIGNAL_FUNC(button_event), inst);
3255 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3256 GTK_SIGNAL_FUNC(motion_event), inst);
3257 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3258 GTK_SIGNAL_FUNC(selection_received), inst);
3259 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3260 GTK_SIGNAL_FUNC(selection_get), inst);
3261 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3262 GTK_SIGNAL_FUNC(selection_clear), inst);
3263 if (inst->cfg.scrollbar)
3264 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3265 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
3266 gtk_timeout_add(20, timer_func, inst);
3267 gtk_widget_add_events(GTK_WIDGET(inst->area),
3268 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3269 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
3270 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
3272 gtk_widget_show(inst->window);
3274 set_window_background(inst);
3277 * Set up the Ctrl+rightclick context menu.
3280 GtkWidget *menuitem;
3282 extern const int use_event_log, new_session, saved_sessions;
3284 inst->menu = gtk_menu_new();
3286 #define MKMENUITEM(title, func) do { \
3287 menuitem = title ? gtk_menu_item_new_with_label(title) : \
3288 gtk_menu_item_new(); \
3289 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3290 gtk_widget_show(menuitem); \
3292 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3293 GTK_SIGNAL_FUNC(func), inst); \
3296 MKMENUITEM("New Session", new_session_menuitem);
3297 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3298 if (saved_sessions) {
3299 struct sesslist sesslist;
3302 inst->sessionsmenu = gtk_menu_new();
3304 get_sesslist(&sesslist, TRUE);
3305 for (i = 1; i < sesslist.nsessions; i++) {
3306 menuitem = gtk_menu_item_new_with_label(sesslist.sessions[i]);
3307 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3308 gtk_widget_show(menuitem);
3309 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3310 dupstr(sesslist.sessions[i]));
3311 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3312 GTK_SIGNAL_FUNC(saved_session_menuitem),
3314 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3315 GTK_SIGNAL_FUNC(saved_session_freedata),
3318 get_sesslist(&sesslist, FALSE);
3320 MKMENUITEM("Saved Sessions", NULL);
3321 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3322 inst->sessionsmenu);
3324 MKMENUITEM(NULL, NULL);
3325 MKMENUITEM("Change Settings", change_settings_menuitem);
3326 MKMENUITEM(NULL, NULL);
3328 MKMENUITEM("Event Log", event_log_menuitem);
3329 MKMENUITEM("Special Commands", NULL);
3330 inst->specialsmenu = gtk_menu_new();
3331 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3332 inst->specialsitem1 = menuitem;
3333 MKMENUITEM(NULL, NULL);
3334 inst->specialsitem2 = menuitem;
3335 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3336 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
3337 MKMENUITEM("Copy All", copy_all_menuitem);
3338 MKMENUITEM(NULL, NULL);
3339 s = dupcat("About ", appname, NULL);
3340 MKMENUITEM(s, about_menuitem);
3345 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3346 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
3347 inst->blankcursor = make_mouse_ptr(inst, -1);
3348 make_mouse_ptr(inst, -2); /* clean up cursor font */
3349 inst->currcursor = inst->textcursor;
3350 show_mouseptr(inst, 1);
3352 inst->eventlogstuff = eventlogstuff_new();
3354 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
3355 inst->logctx = log_init(inst, &inst->cfg);
3356 term_provide_logctx(inst->term, inst->logctx);
3360 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
3362 inst->back = select_backend(&inst->cfg);
3367 error = inst->back->init((void *)inst, &inst->backhandle,
3368 &inst->cfg, inst->cfg.host, inst->cfg.port,
3369 &realhost, inst->cfg.tcp_nodelay);
3372 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3373 inst->cfg.host, error);
3374 inst->exited = TRUE;
3375 fatal_message_box(inst->window, msg);
3380 if (inst->cfg.wintitle[0]) {
3381 set_title(inst, inst->cfg.wintitle);
3382 set_icon(inst, inst->cfg.wintitle);
3384 char *title = make_default_wintitle(realhost);
3385 set_title(inst, title);
3386 set_icon(inst, title);
3390 inst->back->provide_logctx(inst->backhandle, inst->logctx);
3391 update_specials_menu(inst);
3393 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3396 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle, inst);
3397 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
3399 /* now we're reday to deal with the child exit handler being
3401 block_signal(SIGCHLD, 0);
3404 * Block SIGPIPE: if we attempt Duplicate Session or similar
3405 * and it falls over in some way, we certainly don't want
3406 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3407 * this _after_ (at least pterm) forks off its child process,
3408 * since the child wants SIGPIPE handled in the usual way.
3410 block_signal(SIGPIPE, 1);
3412 inst->exited = FALSE;