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;
1428 inst->pasteout_data_ctext = NULL;
1429 inst->pasteout_data_ctext_len = 0;
1432 inst->pasteout_data_utf8 = NULL;
1433 inst->pasteout_data_utf8_len = 0;
1434 inst->pasteout_data_ctext = NULL;
1435 inst->pasteout_data_ctext_len = 0;
1438 inst->pasteout_data = snewn(len*6, char);
1439 inst->pasteout_data_len = len*6;
1440 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1441 data, len, inst->pasteout_data,
1442 inst->pasteout_data_len,
1444 if (inst->pasteout_data_len == 0) {
1445 sfree(inst->pasteout_data);
1446 inst->pasteout_data = NULL;
1448 inst->pasteout_data =
1449 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1452 store_cutbuffer(inst->pasteout_data, inst->pasteout_data_len);
1454 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1455 inst->input_event_time)) {
1456 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1457 GDK_SELECTION_TYPE_STRING, 1);
1458 if (inst->pasteout_data_ctext)
1459 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1460 compound_text_atom, 1);
1461 if (inst->pasteout_data_utf8)
1462 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1463 utf8_string_atom, 1);
1467 term_deselect(inst->term);
1470 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1471 guint info, guint time_stamp, gpointer data)
1473 struct gui_data *inst = (struct gui_data *)data;
1474 if (seldata->target == utf8_string_atom)
1475 gtk_selection_data_set(seldata, seldata->target, 8,
1476 inst->pasteout_data_utf8,
1477 inst->pasteout_data_utf8_len);
1478 else if (seldata->target == compound_text_atom)
1479 gtk_selection_data_set(seldata, seldata->target, 8,
1480 inst->pasteout_data_ctext,
1481 inst->pasteout_data_ctext_len);
1483 gtk_selection_data_set(seldata, seldata->target, 8,
1484 inst->pasteout_data, inst->pasteout_data_len);
1487 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1490 struct gui_data *inst = (struct gui_data *)data;
1492 term_deselect(inst->term);
1493 if (inst->pasteout_data)
1494 sfree(inst->pasteout_data);
1495 if (inst->pasteout_data_ctext)
1496 sfree(inst->pasteout_data_ctext);
1497 if (inst->pasteout_data_utf8)
1498 sfree(inst->pasteout_data_utf8);
1499 inst->pasteout_data = NULL;
1500 inst->pasteout_data_len = 0;
1501 inst->pasteout_data_ctext = NULL;
1502 inst->pasteout_data_ctext_len = 0;
1503 inst->pasteout_data_utf8 = NULL;
1504 inst->pasteout_data_utf8_len = 0;
1508 void request_paste(void *frontend)
1510 struct gui_data *inst = (struct gui_data *)frontend;
1512 * In Unix, pasting is asynchronous: all we can do at the
1513 * moment is to call gtk_selection_convert(), and when the data
1514 * comes back _then_ we can call term_do_paste().
1517 if (!inst->direct_to_font) {
1519 * First we attempt to retrieve the selection as a UTF-8
1520 * string (which we will convert to the correct code page
1521 * before sending to the session, of course). If that
1522 * fails, selection_received() will be informed and will
1523 * fall back to an ordinary string.
1525 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1527 inst->input_event_time);
1530 * If we're in direct-to-font mode, we disable UTF-8
1531 * pasting, and go straight to ordinary string data.
1533 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1534 GDK_SELECTION_TYPE_STRING,
1535 inst->input_event_time);
1539 gint idle_paste_func(gpointer data); /* forward ref */
1541 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1542 guint time, gpointer data)
1544 struct gui_data *inst = (struct gui_data *)data;
1548 int length, count, ret;
1549 int free_list_required = 0;
1550 int free_required = 0;
1553 if (seldata->target == utf8_string_atom && seldata->length <= 0) {
1555 * Failed to get a UTF-8 selection string. Try compound
1558 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1560 inst->input_event_time);
1564 if (seldata->target == compound_text_atom && seldata->length <= 0) {
1566 * Failed to get UTF-8 or compound text. Try an ordinary
1569 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1570 GDK_SELECTION_TYPE_STRING,
1571 inst->input_event_time);
1576 * If we have data, but it's not of a type we can deal with,
1577 * we have to ignore the data.
1579 if (seldata->length > 0 &&
1580 seldata->type != GDK_SELECTION_TYPE_STRING &&
1581 seldata->type != compound_text_atom &&
1582 seldata->type != utf8_string_atom)
1586 * If we have no data, try looking in a cut buffer.
1588 if (seldata->length <= 0) {
1589 text = retrieve_cutbuffer(&length);
1592 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1593 * source, so use that as a de-facto standard. */
1594 charset = CS_ISO8859_1;
1598 * Convert COMPOUND_TEXT into UTF-8.
1600 if (seldata->type == compound_text_atom) {
1601 tp.value = seldata->data;
1602 tp.encoding = (Atom) seldata->type;
1603 tp.format = seldata->format;
1604 tp.nitems = seldata->length;
1605 ret = Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp,
1607 if (ret != 0 || count != 1) {
1609 * Compound text failed; fall back to STRING.
1611 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1612 GDK_SELECTION_TYPE_STRING,
1613 inst->input_event_time);
1617 length = strlen(list[0]);
1619 free_list_required = 1;
1621 text = (char *)seldata->data;
1622 length = seldata->length;
1623 charset = (seldata->type == utf8_string_atom ?
1624 CS_UTF8 : inst->ucsdata.line_codepage);
1628 if (inst->pastein_data)
1629 sfree(inst->pastein_data);
1631 inst->pastein_data = snewn(length, wchar_t);
1632 inst->pastein_data_len = length;
1633 inst->pastein_data_len =
1634 mb_to_wc(charset, 0, text, length,
1635 inst->pastein_data, inst->pastein_data_len);
1637 term_do_paste(inst->term);
1639 if (term_paste_pending(inst->term))
1640 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1642 if (free_list_required)
1643 XFreeStringList(list);
1648 gint idle_paste_func(gpointer data)
1650 struct gui_data *inst = (struct gui_data *)data;
1652 if (term_paste_pending(inst->term))
1653 term_paste(inst->term);
1655 gtk_idle_remove(inst->term_paste_idle_id);
1661 void get_clip(void *frontend, wchar_t ** p, int *len)
1663 struct gui_data *inst = (struct gui_data *)frontend;
1666 *p = inst->pastein_data;
1667 *len = inst->pastein_data_len;
1671 static void set_window_titles(struct gui_data *inst)
1674 * We must always call set_icon_name after calling set_title,
1675 * since set_title will write both names. Irritating, but such
1678 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1679 if (!inst->cfg.win_name_always)
1680 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1683 void set_title(void *frontend, char *title)
1685 struct gui_data *inst = (struct gui_data *)frontend;
1686 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1687 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1688 set_window_titles(inst);
1691 void set_icon(void *frontend, char *title)
1693 struct gui_data *inst = (struct gui_data *)frontend;
1694 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1695 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1696 set_window_titles(inst);
1699 void set_sbar(void *frontend, int total, int start, int page)
1701 struct gui_data *inst = (struct gui_data *)frontend;
1702 if (!inst->cfg.scrollbar)
1704 inst->sbar_adjust->lower = 0;
1705 inst->sbar_adjust->upper = total;
1706 inst->sbar_adjust->value = start;
1707 inst->sbar_adjust->page_size = page;
1708 inst->sbar_adjust->step_increment = 1;
1709 inst->sbar_adjust->page_increment = page/2;
1710 inst->ignore_sbar = TRUE;
1711 gtk_adjustment_changed(inst->sbar_adjust);
1712 inst->ignore_sbar = FALSE;
1715 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1717 struct gui_data *inst = (struct gui_data *)data;
1719 if (!inst->cfg.scrollbar)
1721 if (!inst->ignore_sbar)
1722 term_scroll(inst->term, 1, (int)adj->value);
1725 void sys_cursor(void *frontend, int x, int y)
1728 * This is meaningless under X.
1733 * This is still called when mode==BELL_VISUAL, even though the
1734 * visual bell is handled entirely within terminal.c, because we
1735 * may want to perform additional actions on any kind of bell (for
1736 * example, taskbar flashing in Windows).
1738 void beep(void *frontend, int mode)
1740 if (mode != BELL_VISUAL)
1744 int char_width(Context ctx, int uc)
1747 * Under X, any fixed-width font really _is_ fixed-width.
1748 * Double-width characters will be dealt with using a separate
1749 * font. For the moment we can simply return 1.
1754 Context get_ctx(void *frontend)
1756 struct gui_data *inst = (struct gui_data *)frontend;
1757 struct draw_ctx *dctx;
1759 if (!inst->area->window)
1762 dctx = snew(struct draw_ctx);
1764 dctx->gc = gdk_gc_new(inst->area->window);
1768 void free_ctx(Context ctx)
1770 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1771 /* struct gui_data *inst = dctx->inst; */
1772 GdkGC *gc = dctx->gc;
1778 * Draw a line of text in the window, at given character
1779 * coordinates, in given attributes.
1781 * We are allowed to fiddle with the contents of `text'.
1783 void do_text_internal(Context ctx, int x, int y, char *text, int len,
1784 unsigned long attr, int lattr)
1786 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1787 struct gui_data *inst = dctx->inst;
1788 GdkGC *gc = dctx->gc;
1790 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1792 nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
1793 nfg = 2 * (nfg & 0xF) + (nfg & 0x10 ? 1 : 0);
1794 nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
1795 nbg = 2 * (nbg & 0xF) + (nbg & 0x10 ? 1 : 0);
1796 if (attr & ATTR_REVERSE) {
1801 if (inst->cfg.bold_colour && (attr & ATTR_BOLD))
1803 if (inst->cfg.bold_colour && (attr & ATTR_BLINK))
1805 if (attr & TATTR_ACTCURS) {
1810 fontid = shadow = 0;
1812 if (attr & ATTR_WIDE) {
1819 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1820 if (inst->fonts[fontid | 1])
1826 if (lattr != LATTR_NORM) {
1828 if (x >= inst->term->cols)
1830 if (x + len*2*widefactor > inst->term->cols)
1831 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1839 r.x = x*inst->font_width+inst->cfg.window_border;
1840 r.y = y*inst->font_height+inst->cfg.window_border;
1841 r.width = rlen*widefactor*inst->font_width;
1842 r.height = inst->font_height;
1843 gdk_gc_set_clip_rectangle(gc, &r);
1846 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1847 gdk_draw_rectangle(inst->pixmap, gc, 1,
1848 x*inst->font_width+inst->cfg.window_border,
1849 y*inst->font_height+inst->cfg.window_border,
1850 rlen*widefactor*inst->font_width, inst->font_height);
1852 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1859 wcs = snewn(len+1, wchar_t);
1860 for (i = 0; i < len; i++) {
1861 wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
1864 if (inst->fonts[fontid] == NULL) {
1866 * The font for this contingency does not exist.
1867 * Typically this means we've been given ATTR_WIDE
1868 * character and have no wide font. So we display
1869 * nothing at all; such is life.
1871 } else if (inst->fontinfo[fontid].is_wide) {
1873 * At least one version of gdk_draw_text_wc() has a
1874 * weird bug whereby it reads `len' elements of the
1875 * input string, but only draws `len/2'. Hence I'm
1876 * going to make its input array twice as long as it
1877 * theoretically needs to be, and pass in twice the
1878 * actual number of characters. If a fixed gdk actually
1879 * takes the doubled length seriously, then (a) the
1880 * array will stand scrutiny up to the full length, (b)
1881 * the spare elements of the array are full of zeroes
1882 * which will probably be an empty glyph in the font,
1883 * and (c) the clip rectangle should prevent it causing
1886 gwcs = snewn(len*2+1, GdkWChar);
1887 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
1889 * FIXME: when we have a wide-char equivalent of
1890 * from_unicode, use it instead of this.
1892 for (i = 0; i <= len; i++)
1894 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
1895 x*inst->font_width+inst->cfg.window_border,
1896 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1900 gcs = snewn(len+1, gchar);
1901 wc_to_mb(inst->fontinfo[fontid].charset, 0,
1902 wcs, len, gcs, len, ".", NULL, NULL);
1903 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1904 x*inst->font_width+inst->cfg.window_border,
1905 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1913 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1914 x*inst->font_width+inst->cfg.window_border + inst->cfg.shadowboldoffset,
1915 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1919 if (attr & ATTR_UNDER) {
1920 int uheight = inst->fonts[0]->ascent + 1;
1921 if (uheight >= inst->font_height)
1922 uheight = inst->font_height - 1;
1923 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
1924 y*inst->font_height + uheight + inst->cfg.window_border,
1925 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
1926 y*inst->font_height + uheight + inst->cfg.window_border);
1929 if (lattr != LATTR_NORM) {
1931 * I can't find any plausible StretchBlt equivalent in the
1932 * X server, so I'm going to do this the slow and painful
1933 * way. This will involve repeated calls to
1934 * gdk_draw_pixmap() to stretch the text horizontally. It's
1935 * O(N^2) in time and O(N) in network bandwidth, but you
1936 * try thinking of a better way. :-(
1939 for (i = 0; i < len * widefactor * inst->font_width; i++) {
1940 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1941 x*inst->font_width+inst->cfg.window_border + 2*i,
1942 y*inst->font_height+inst->cfg.window_border,
1943 x*inst->font_width+inst->cfg.window_border + 2*i+1,
1944 y*inst->font_height+inst->cfg.window_border,
1945 len * inst->font_width - i, inst->font_height);
1948 if (lattr != LATTR_WIDE) {
1950 /* Now stretch vertically, in the same way. */
1951 if (lattr == LATTR_BOT)
1955 for (i = 0; i < inst->font_height; i+=2) {
1956 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1957 x*inst->font_width+inst->cfg.window_border,
1958 y*inst->font_height+inst->cfg.window_border+dt*i+db,
1959 x*widefactor*inst->font_width+inst->cfg.window_border,
1960 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
1961 len * inst->font_width, inst->font_height-i-1);
1967 void do_text(Context ctx, int x, int y, char *text, int len,
1968 unsigned long attr, int lattr)
1970 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1971 struct gui_data *inst = dctx->inst;
1972 GdkGC *gc = dctx->gc;
1975 do_text_internal(ctx, x, y, text, len, attr, lattr);
1977 if (attr & ATTR_WIDE) {
1983 if (lattr != LATTR_NORM) {
1985 if (x >= inst->term->cols)
1987 if (x + len*2*widefactor > inst->term->cols)
1988 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1992 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1993 x*inst->font_width+inst->cfg.window_border,
1994 y*inst->font_height+inst->cfg.window_border,
1995 x*inst->font_width+inst->cfg.window_border,
1996 y*inst->font_height+inst->cfg.window_border,
1997 len*widefactor*inst->font_width, inst->font_height);
2000 void do_cursor(Context ctx, int x, int y, char *text, int len,
2001 unsigned long attr, int lattr)
2003 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
2004 struct gui_data *inst = dctx->inst;
2005 GdkGC *gc = dctx->gc;
2007 int passive, widefactor;
2009 if (attr & TATTR_PASCURS) {
2010 attr &= ~TATTR_PASCURS;
2014 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
2015 attr &= ~TATTR_ACTCURS;
2017 do_text_internal(ctx, x, y, text, len, attr, lattr);
2019 if (attr & ATTR_WIDE) {
2025 if (lattr != LATTR_NORM) {
2027 if (x >= inst->term->cols)
2029 if (x + len*2*widefactor > inst->term->cols)
2030 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
2034 if (inst->cfg.cursor_type == 0) {
2036 * An active block cursor will already have been done by
2037 * the above do_text call, so we only need to do anything
2041 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
2042 gdk_draw_rectangle(inst->pixmap, gc, 0,
2043 x*inst->font_width+inst->cfg.window_border,
2044 y*inst->font_height+inst->cfg.window_border,
2045 len*inst->font_width-1, inst->font_height-1);
2049 int startx, starty, dx, dy, length, i;
2053 if ((attr & ATTR_WIDE) || lattr != LATTR_NORM)
2054 char_width = 2*inst->font_width;
2056 char_width = inst->font_width;
2058 if (inst->cfg.cursor_type == 1) {
2059 uheight = inst->fonts[0]->ascent + 1;
2060 if (uheight >= inst->font_height)
2061 uheight = inst->font_height - 1;
2063 startx = x * inst->font_width + inst->cfg.window_border;
2064 starty = y * inst->font_height + inst->cfg.window_border + uheight;
2067 length = len * char_width;
2070 if (attr & TATTR_RIGHTCURS)
2071 xadjust = char_width - 1;
2072 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
2073 starty = y * inst->font_height + inst->cfg.window_border;
2076 length = inst->font_height;
2079 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
2081 for (i = 0; i < length; i++) {
2083 gdk_draw_point(inst->pixmap, gc, startx, starty);
2089 gdk_draw_line(inst->pixmap, gc, startx, starty,
2090 startx + (length-1) * dx, starty + (length-1) * dy);
2094 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
2095 x*inst->font_width+inst->cfg.window_border,
2096 y*inst->font_height+inst->cfg.window_border,
2097 x*inst->font_width+inst->cfg.window_border,
2098 y*inst->font_height+inst->cfg.window_border,
2099 len*widefactor*inst->font_width, inst->font_height);
2102 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
2105 * Truly hideous hack: GTK doesn't allow us to set the mouse
2106 * cursor foreground and background colours unless we've _also_
2107 * created our own cursor from bitmaps. Therefore, I need to
2108 * load the `cursor' font and draw glyphs from it on to
2109 * pixmaps, in order to construct my cursors with the fg and bg
2110 * I want. This is a gross hack, but it's more self-contained
2111 * than linking in Xlib to find the X window handle to
2112 * inst->area and calling XRecolorCursor, and it's more
2113 * futureproof than hard-coding the shapes as bitmap arrays.
2115 static GdkFont *cursor_font = NULL;
2116 GdkPixmap *source, *mask;
2118 GdkColor cfg = { 0, 65535, 65535, 65535 };
2119 GdkColor cbg = { 0, 0, 0, 0 };
2120 GdkColor dfg = { 1, 65535, 65535, 65535 };
2121 GdkColor dbg = { 0, 0, 0, 0 };
2124 gint lb, rb, wid, asc, desc, w, h, x, y;
2126 if (cursor_val == -2) {
2127 gdk_font_unref(cursor_font);
2131 if (cursor_val >= 0 && !cursor_font)
2132 cursor_font = gdk_font_load("cursor");
2135 * Get the text extent of the cursor in question. We use the
2136 * mask character for this, because it's typically slightly
2137 * bigger than the main character.
2139 if (cursor_val >= 0) {
2141 text[0] = (char)cursor_val + 1;
2142 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
2143 w = rb-lb; h = asc+desc; x = -lb; y = asc;
2149 source = gdk_pixmap_new(NULL, w, h, 1);
2150 mask = gdk_pixmap_new(NULL, w, h, 1);
2153 * Draw the mask character on the mask pixmap.
2155 gc = gdk_gc_new(mask);
2156 gdk_gc_set_foreground(gc, &dbg);
2157 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
2158 if (cursor_val >= 0) {
2160 text[0] = (char)cursor_val + 1;
2161 gdk_gc_set_foreground(gc, &dfg);
2162 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
2167 * Draw the main character on the source pixmap.
2169 gc = gdk_gc_new(source);
2170 gdk_gc_set_foreground(gc, &dbg);
2171 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
2172 if (cursor_val >= 0) {
2174 text[0] = (char)cursor_val;
2175 gdk_gc_set_foreground(gc, &dfg);
2176 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
2181 * Create the cursor.
2183 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
2188 gdk_pixmap_unref(source);
2189 gdk_pixmap_unref(mask);
2194 void modalfatalbox(char *p, ...)
2197 fprintf(stderr, "FATAL ERROR: ");
2199 vfprintf(stderr, p, ap);
2201 fputc('\n', stderr);
2205 void cmdline_error(char *p, ...)
2208 fprintf(stderr, "%s: ", appname);
2210 vfprintf(stderr, p, ap);
2212 fputc('\n', stderr);
2216 char *get_x_display(void *frontend)
2218 return gdk_get_display();
2221 long get_windowid(void *frontend)
2223 struct gui_data *inst = (struct gui_data *)frontend;
2224 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
2227 static void help(FILE *fp) {
2229 "pterm option summary:\n"
2231 " --display DISPLAY Specify X display to use (note '--')\n"
2232 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2233 " -fn FONT Normal text font\n"
2234 " -fb FONT Bold text font\n"
2235 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2236 " -sl LINES Number of lines of scrollback\n"
2237 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2238 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2239 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2240 " -T TITLE Window title\n"
2241 " -ut, +ut Do(default) or do not update utmp\n"
2242 " -ls, +ls Do(default) or do not make shell a login shell\n"
2243 " -sb, +sb Do(default) or do not display a scrollbar\n"
2244 " -log PATH Log all output to a file\n"
2245 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2246 " -xrm RESOURCE-STRING Set an X resource\n"
2247 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2248 ) < 0 || fflush(fp) < 0) {
2249 perror("output error");
2254 int do_cmdline(int argc, char **argv, int do_everything,
2255 struct gui_data *inst, Config *cfg)
2261 * Macros to make argument handling easier. Note that because
2262 * they need to call `continue', they cannot be contained in
2263 * the usual do {...} while (0) wrapper to make them
2264 * syntactically single statements; hence it is not legal to
2265 * use one of these macros as an unbraced statement between
2268 #define EXPECTS_ARG { \
2269 if (--argc <= 0) { \
2271 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2276 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2278 while (--argc > 0) {
2283 * Shameless cheating. Debian requires all X terminal
2284 * emulators to support `-T title'; but
2285 * cmdline_process_param will eat -T (it means no-pty) and
2286 * complain that pterm doesn't support it. So, in pterm
2287 * only, we convert -T into -title.
2289 if ((cmdline_tooltype & TOOLTYPE_NONNETWORK) &&
2293 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2294 do_everything ? 1 : -1, cfg);
2297 cmdline_error("option \"%s\" requires an argument", p);
2298 } else if (ret == 2) {
2299 --argc, ++argv; /* skip next argument */
2301 } else if (ret == 1) {
2305 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2308 strncpy(cfg->font.name, val, sizeof(cfg->font.name));
2309 cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
2311 } else if (!strcmp(p, "-fb")) {
2314 strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
2315 cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
2317 } else if (!strcmp(p, "-fw")) {
2320 strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
2321 cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
2323 } else if (!strcmp(p, "-fwb")) {
2326 strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
2327 cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
2329 } else if (!strcmp(p, "-cs")) {
2332 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2333 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2335 } else if (!strcmp(p, "-geometry")) {
2336 int flags, x, y, w, h;
2340 flags = XParseGeometry(val, &x, &y, &w, &h);
2341 if (flags & WidthValue)
2343 if (flags & HeightValue)
2346 if (flags & (XValue | YValue)) {
2349 inst->gotpos = TRUE;
2350 inst->gravity = ((flags & XNegative ? 1 : 0) |
2351 (flags & YNegative ? 2 : 0));
2354 } else if (!strcmp(p, "-sl")) {
2357 cfg->savelines = atoi(val);
2359 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2360 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2361 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2366 if (!gdk_color_parse(val, &col)) {
2368 fprintf(stderr, "%s: unable to parse colour \"%s\"\n",
2372 index = (!strcmp(p, "-fg") ? 0 :
2373 !strcmp(p, "-bg") ? 2 :
2374 !strcmp(p, "-bfg") ? 1 :
2375 !strcmp(p, "-bbg") ? 3 :
2376 !strcmp(p, "-cfg") ? 4 :
2377 !strcmp(p, "-cbg") ? 5 : -1);
2378 assert(index != -1);
2379 cfg->colours[index][0] = col.red / 256;
2380 cfg->colours[index][1] = col.green / 256;
2381 cfg->colours[index][2] = col.blue / 256;
2384 } else if (use_pty_argv && !strcmp(p, "-e")) {
2385 /* This option swallows all further arguments. */
2391 pty_argv = snewn(argc+1, char *);
2393 for (i = 0; i < argc; i++)
2394 pty_argv[i] = argv[i];
2395 pty_argv[argc] = NULL;
2396 break; /* finished command-line processing */
2398 err = 1, fprintf(stderr, "%s: -e expects an argument\n",
2401 } else if (!strcmp(p, "-title")) {
2404 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2405 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2407 } else if (!strcmp(p, "-log")) {
2410 strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
2411 cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
2412 cfg->logtype = LGTYP_DEBUG;
2414 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2416 cfg->stamp_utmp = 0;
2418 } else if (!strcmp(p, "-ut")) {
2420 cfg->stamp_utmp = 1;
2422 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2424 cfg->login_shell = 0;
2426 } else if (!strcmp(p, "-ls")) {
2428 cfg->login_shell = 1;
2430 } else if (!strcmp(p, "-nethack")) {
2432 cfg->nethack_keypad = 1;
2434 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2438 } else if (!strcmp(p, "-sb")) {
2442 } else if (!strcmp(p, "-name")) {
2446 } else if (!strcmp(p, "-xrm")) {
2448 provide_xrm_string(val);
2450 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2454 } else if(p[0] != '-' && (!do_everything ||
2455 process_nonoption_arg(p, cfg))) {
2460 fprintf(stderr, "%s: unrecognized option '%s'\n", appname, p);
2467 static void block_signal(int sig, int block_it) {
2471 sigaddset(&ss, sig);
2472 if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
2473 perror("sigprocmask");
2479 * This function retrieves the character set encoding of a font. It
2480 * returns the character set without the X11 hack (in case the user
2481 * asks to use the font's own encoding).
2483 static int set_font_info(struct gui_data *inst, int fontid)
2485 GdkFont *font = inst->fonts[fontid];
2486 XFontStruct *xfs = GDK_FONT_XFONT(font);
2487 Display *disp = GDK_FONT_XDISPLAY(font);
2488 Atom charset_registry, charset_encoding;
2489 unsigned long registry_ret, encoding_ret;
2490 int retval = CS_NONE;
2492 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2493 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2494 inst->fontinfo[fontid].charset = CS_NONE;
2495 inst->fontinfo[fontid].is_wide = 0;
2496 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2497 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2499 reg = XGetAtomName(disp, (Atom)registry_ret);
2500 enc = XGetAtomName(disp, (Atom)encoding_ret);
2502 char *encoding = dupcat(reg, "-", enc, NULL);
2503 retval = inst->fontinfo[fontid].charset =
2504 charset_from_xenc(encoding);
2505 /* FIXME: when libcharset supports wide encodings fix this. */
2506 if (!strcasecmp(encoding, "iso10646-1")) {
2507 inst->fontinfo[fontid].is_wide = 1;
2512 * Hack for X line-drawing characters: if the primary
2513 * font is encoded as ISO-8859-anything, and has valid
2514 * glyphs in the first 32 char positions, it is assumed
2515 * that those glyphs are the VT100 line-drawing
2518 * Actually, we'll hack even harder by only checking
2519 * position 0x19 (vertical line, VT100 linedrawing
2520 * `x'). Then we can check it easily by seeing if the
2521 * ascent and descent differ.
2523 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2524 int lb, rb, wid, asc, desc;
2529 gdk_string_extents(inst->fonts[fontid], text,
2530 &lb, &rb, &wid, &asc, &desc);
2532 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2542 int uxsel_input_add(int fd, int rwx) {
2544 if (rwx & 1) flags |= GDK_INPUT_READ;
2545 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2546 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2547 return gdk_input_add(fd, flags, fd_input_func, NULL);
2550 void uxsel_input_remove(int id) {
2551 gdk_input_remove(id);
2554 char *guess_derived_font_name(GdkFont *font, int bold, int wide)
2556 XFontStruct *xfs = GDK_FONT_XFONT(font);
2557 Display *disp = GDK_FONT_XDISPLAY(font);
2558 Atom fontprop = XInternAtom(disp, "FONT", False);
2560 if (XGetFontProperty(xfs, fontprop, &ret)) {
2561 char *name = XGetAtomName(disp, (Atom)ret);
2562 if (name && name[0] == '-') {
2564 char *dupname, *extrafree = NULL, *ret;
2568 p = q = dupname = dupstr(name); /* skip initial minus */
2571 while (*p && nstr < lenof(strings)) {
2574 strings[nstr++] = p+1;
2579 if (nstr < lenof(strings))
2580 return NULL; /* XLFD was malformed */
2583 strings[2] = "bold";
2586 /* 4 is `wideness', which obviously may have changed. */
2587 /* 5 is additional style, which may be e.g. `ja' or `ko'. */
2588 strings[4] = strings[5] = "*";
2589 strings[11] = extrafree = dupprintf("%d", 2*atoi(strings[11]));
2592 ret = dupcat("-", strings[ 0], "-", strings[ 1], "-", strings[ 2],
2593 "-", strings[ 3], "-", strings[ 4], "-", strings[ 5],
2594 "-", strings[ 6], "-", strings[ 7], "-", strings[ 8],
2595 "-", strings[ 9], "-", strings[10], "-", strings[11],
2596 "-", strings[12], NULL);
2606 void setup_fonts_ucs(struct gui_data *inst)
2613 gdk_font_unref(inst->fonts[0]);
2615 gdk_font_unref(inst->fonts[1]);
2617 gdk_font_unref(inst->fonts[2]);
2619 gdk_font_unref(inst->fonts[3]);
2621 inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
2622 if (!inst->fonts[0]) {
2623 fprintf(stderr, "%s: unable to load font \"%s\"\n", appname,
2624 inst->cfg.font.name);
2627 font_charset = set_font_info(inst, 0);
2629 if (inst->cfg.shadowbold) {
2630 inst->fonts[1] = NULL;
2632 if (inst->cfg.boldfont.name[0]) {
2633 name = inst->cfg.boldfont.name;
2636 name = guess_derived_font_name(inst->fonts[0], TRUE, FALSE);
2639 inst->fonts[1] = name ? gdk_font_load(name) : NULL;
2640 if (inst->fonts[1]) {
2641 set_font_info(inst, 1);
2642 } else if (!guessed) {
2643 fprintf(stderr, "%s: unable to load bold font \"%s\"\n", appname,
2644 inst->cfg.boldfont.name);
2651 if (inst->cfg.widefont.name[0]) {
2652 name = inst->cfg.widefont.name;
2655 name = guess_derived_font_name(inst->fonts[0], FALSE, TRUE);
2658 inst->fonts[2] = name ? gdk_font_load(name) : NULL;
2659 if (inst->fonts[2]) {
2660 set_font_info(inst, 2);
2661 } else if (!guessed) {
2662 fprintf(stderr, "%s: unable to load wide font \"%s\"\n", appname,
2663 inst->cfg.widefont.name);
2669 if (inst->cfg.shadowbold) {
2670 inst->fonts[3] = NULL;
2672 if (inst->cfg.wideboldfont.name[0]) {
2673 name = inst->cfg.wideboldfont.name;
2677 * Here we have some choices. We can widen the bold font,
2678 * bolden the wide font, or widen and bolden the standard
2679 * font. Try them all, in that order!
2681 if (inst->cfg.widefont.name[0])
2682 name = guess_derived_font_name(inst->fonts[2], TRUE, FALSE);
2683 else if (inst->cfg.boldfont.name[0])
2684 name = guess_derived_font_name(inst->fonts[1], FALSE, TRUE);
2686 name = guess_derived_font_name(inst->fonts[0], TRUE, TRUE);
2689 inst->fonts[3] = name ? gdk_font_load(name) : NULL;
2690 if (inst->fonts[3]) {
2691 set_font_info(inst, 3);
2692 } else if (!guessed) {
2693 fprintf(stderr, "%s: unable to load wide/bold font \"%s\"\n", appname,
2694 inst->cfg.wideboldfont.name);
2701 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2702 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2704 inst->direct_to_font = init_ucs(&inst->ucsdata,
2705 inst->cfg.line_codepage, font_charset,
2709 void set_geom_hints(struct gui_data *inst)
2712 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2713 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2714 geom.max_width = geom.max_height = -1;
2715 geom.base_width = 2*inst->cfg.window_border;
2716 geom.base_height = 2*inst->cfg.window_border;
2717 geom.width_inc = inst->font_width;
2718 geom.height_inc = inst->font_height;
2719 geom.min_aspect = geom.max_aspect = 0;
2720 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2721 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2722 GDK_HINT_RESIZE_INC);
2725 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2727 struct gui_data *inst = (struct gui_data *)data;
2728 term_clrsb(inst->term);
2731 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2733 struct gui_data *inst = (struct gui_data *)data;
2734 term_pwron(inst->term);
2735 ldisc_send(inst->ldisc, NULL, 0, 0);
2738 void copy_all_menuitem(GtkMenuItem *item, gpointer data)
2740 struct gui_data *inst = (struct gui_data *)data;
2741 term_copyall(inst->term);
2744 void special_menuitem(GtkMenuItem *item, gpointer data)
2746 struct gui_data *inst = (struct gui_data *)data;
2747 int code = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
2750 inst->back->special(inst->backhandle, code);
2753 void about_menuitem(GtkMenuItem *item, gpointer data)
2755 struct gui_data *inst = (struct gui_data *)data;
2756 about_box(inst->window);
2759 void event_log_menuitem(GtkMenuItem *item, gpointer data)
2761 struct gui_data *inst = (struct gui_data *)data;
2762 showeventlog(inst->eventlogstuff, inst->window);
2765 void change_settings_menuitem(GtkMenuItem *item, gpointer data)
2767 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2768 static const int ww[] = {
2769 6, 7, 8, 9, 10, 11, 12, 13,
2770 14, 15, 16, 17, 18, 19, 20, 21,
2773 struct gui_data *inst = (struct gui_data *)data;
2774 char *title = dupcat(appname, " Reconfiguration", NULL);
2775 Config cfg2, oldcfg;
2778 cfg2 = inst->cfg; /* structure copy */
2780 if (do_config_box(title, &cfg2, 1)) {
2782 oldcfg = inst->cfg; /* structure copy */
2783 inst->cfg = cfg2; /* structure copy */
2785 /* Pass new config data to the logging module */
2786 log_reconfig(inst->logctx, &cfg2);
2788 * Flush the line discipline's edit buffer in the case
2789 * where local editing has just been disabled.
2791 ldisc_send(inst->ldisc, NULL, 0, 0);
2792 /* Pass new config data to the terminal */
2793 term_reconfig(inst->term, &cfg2);
2794 /* Pass new config data to the back end */
2795 inst->back->reconfig(inst->backhandle, &cfg2);
2798 * Just setting inst->cfg is sufficient to cause colour
2799 * setting changes to appear on the next ESC]R palette
2800 * reset. But we should also check whether any colour
2801 * settings have been changed, and revert the ones that
2802 * have to the new default, on the assumption that the user
2803 * is most likely to want an immediate update.
2805 for (i = 0; i < NCOLOURS; i++) {
2806 if (oldcfg.colours[ww[i]][0] != cfg2.colours[ww[i]][0] ||
2807 oldcfg.colours[ww[i]][1] != cfg2.colours[ww[i]][1] ||
2808 oldcfg.colours[ww[i]][2] != cfg2.colours[ww[i]][2]) {
2809 real_palette_set(inst, i, cfg2.colours[ww[i]][0],
2810 cfg2.colours[ww[i]][1],
2811 cfg2.colours[ww[i]][2]);
2814 * If the default background has changed, we must
2815 * repaint the space in between the window border
2816 * and the text area.
2819 set_window_background(inst);
2820 draw_backing_rect(inst);
2826 * If the scrollbar needs to be shown, hidden, or moved
2827 * from one end to the other of the window, do so now.
2829 if (oldcfg.scrollbar != cfg2.scrollbar) {
2831 gtk_widget_show(inst->sbar);
2833 gtk_widget_hide(inst->sbar);
2835 if (oldcfg.scrollbar_on_left != cfg2.scrollbar_on_left) {
2836 gtk_box_reorder_child(inst->hbox, inst->sbar,
2837 cfg2.scrollbar_on_left ? 0 : 1);
2841 * Change the window title, if required.
2843 if (strcmp(oldcfg.wintitle, cfg2.wintitle))
2844 set_title(inst, cfg2.wintitle);
2845 set_window_titles(inst);
2848 * Redo the whole tangled fonts and Unicode mess if
2851 if (strcmp(oldcfg.font.name, cfg2.font.name) ||
2852 strcmp(oldcfg.boldfont.name, cfg2.boldfont.name) ||
2853 strcmp(oldcfg.widefont.name, cfg2.widefont.name) ||
2854 strcmp(oldcfg.wideboldfont.name, cfg2.wideboldfont.name) ||
2855 strcmp(oldcfg.line_codepage, cfg2.line_codepage) ||
2856 oldcfg.vtmode != cfg2.vtmode ||
2857 oldcfg.shadowbold != cfg2.shadowbold) {
2858 setup_fonts_ucs(inst);
2864 * Resize the window.
2866 if (oldcfg.width != cfg2.width || oldcfg.height != cfg2.height ||
2867 oldcfg.window_border != cfg2.window_border || need_size) {
2868 set_geom_hints(inst);
2869 request_resize(inst, cfg2.width, cfg2.height);
2872 * The above will have caused a call to term_size() for
2873 * us if it happened. If the user has fiddled with only
2874 * the scrollback size, the above will not have
2875 * happened and we will need an explicit term_size()
2878 if (oldcfg.savelines != cfg2.savelines)
2879 term_size(inst->term, inst->term->rows, inst->term->cols,
2883 term_invalidate(inst->term);
2886 * We do an explicit full redraw here to ensure the window
2887 * border has been redrawn as well as the text area.
2889 gtk_widget_queue_draw(inst->area);
2894 void fork_and_exec_self(struct gui_data *inst, int fd_to_close, ...)
2897 * Re-execing ourself is not an exact science under Unix. I do
2898 * the best I can by using /proc/self/exe if available and by
2899 * assuming argv[0] can be found on $PATH if not.
2901 * Note that we also have to reconstruct the elements of the
2902 * original argv which gtk swallowed, since the user wants the
2903 * new session to appear on the same X display as the old one.
2911 * Collect the arguments with which to re-exec ourself.
2913 va_start(ap, fd_to_close);
2914 n = 2; /* progname and terminating NULL */
2915 n += inst->ngtkargs;
2916 while (va_arg(ap, char *) != NULL)
2920 args = snewn(n, char *);
2921 args[0] = inst->progname;
2923 for (i = 0; i < inst->ngtkargs; i++)
2924 args[i+1] = inst->gtkargvstart[i];
2927 va_start(ap, fd_to_close);
2928 while ((args[i++] = va_arg(ap, char *)) != NULL);
2934 * Do the double fork.
2947 } else if (pid2 > 0) {
2949 * First child has successfully forked second child. My
2950 * Work Here Is Done. Note the use of _exit rather than
2951 * exit: the latter appears to cause destroy messages
2952 * to be sent to the X server. I suspect gtk uses
2959 * If we reach here, we are the second child, so we now
2960 * actually perform the exec.
2962 if (fd_to_close >= 0)
2965 execv("/proc/self/exe", args);
2966 execvp(inst->progname, args);
2972 waitpid(pid, &status, 0);
2977 void dup_session_menuitem(GtkMenuItem *item, gpointer gdata)
2979 struct gui_data *inst = (struct gui_data *)gdata;
2981 * For this feature we must marshal cfg and (possibly) pty_argv
2982 * into a byte stream, create a pipe, and send this byte stream
2983 * to the child through the pipe.
2990 if (pipe(pipefd) < 0) {
2995 size = sizeof(inst->cfg);
2996 if (use_pty_argv && pty_argv) {
2997 for (i = 0; pty_argv[i]; i++)
2998 size += strlen(pty_argv[i]) + 1;
3001 data = snewn(size, char);
3002 memcpy(data, &inst->cfg, sizeof(inst->cfg));
3003 if (use_pty_argv && pty_argv) {
3004 int p = sizeof(inst->cfg);
3005 for (i = 0; pty_argv[i]; i++) {
3006 strcpy(data + p, pty_argv[i]);
3007 p += strlen(pty_argv[i]) + 1;
3012 sprintf(option, "---[%d,%d]", pipefd[0], size);
3013 fcntl(pipefd[0], F_SETFD, 0);
3014 fork_and_exec_self(inst, pipefd[1], option, NULL);
3018 while (i < size && (ret = write(pipefd[1], data + i, size - i)) > 0)
3021 perror("write to pipe");
3026 int read_dupsession_data(struct gui_data *inst, Config *cfg, char *arg)
3028 int fd, i, ret, size;
3031 if (sscanf(arg, "---[%d,%d]", &fd, &size) != 2) {
3032 fprintf(stderr, "%s: malformed magic argument `%s'\n", appname, arg);
3036 data = snewn(size, char);
3038 while (i < size && (ret = read(fd, data + i, size - i)) > 0)
3041 perror("read from pipe");
3043 } else if (i < size) {
3044 fprintf(stderr, "%s: unexpected EOF in Duplicate Session data\n",
3049 memcpy(cfg, data, sizeof(Config));
3050 if (use_pty_argv && size > sizeof(Config)) {
3054 while (i < size && data[i]) i++;
3056 fprintf(stderr, "%s: malformed Duplicate Session data\n",
3063 pty_argv = snewn(n+1, char *);
3069 while (i < size && data[i]) i++;
3072 pty_argv[n++] = dupstr(p);
3079 void new_session_menuitem(GtkMenuItem *item, gpointer data)
3081 struct gui_data *inst = (struct gui_data *)data;
3083 fork_and_exec_self(inst, -1, NULL);
3086 void saved_session_menuitem(GtkMenuItem *item, gpointer data)
3088 struct gui_data *inst = (struct gui_data *)data;
3089 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3091 fork_and_exec_self(inst, -1, "-load", str, NULL);
3094 void saved_session_freedata(GtkMenuItem *item, gpointer data)
3096 char *str = (char *)gtk_object_get_data(GTK_OBJECT(item), "user-data");
3101 void update_specials_menu(void *frontend)
3103 struct gui_data *inst = (struct gui_data *)frontend;
3105 const struct telnet_special *specials;
3107 specials = inst->back->get_specials(inst->backhandle);
3108 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
3109 (GtkCallback)gtk_widget_destroy, NULL);
3112 GtkWidget *menuitem;
3113 for (i = 0; specials[i].name; i++) {
3114 if (*specials[i].name) {
3115 menuitem = gtk_menu_item_new_with_label(specials[i].name);
3116 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3117 GINT_TO_POINTER(specials[i].code));
3118 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3119 GTK_SIGNAL_FUNC(special_menuitem), inst);
3121 menuitem = gtk_menu_item_new();
3122 gtk_container_add(GTK_CONTAINER(inst->specialsmenu), menuitem);
3123 gtk_widget_show(menuitem);
3125 gtk_widget_show(inst->specialsitem1);
3126 gtk_widget_show(inst->specialsitem2);
3128 gtk_widget_hide(inst->specialsitem1);
3129 gtk_widget_hide(inst->specialsitem2);
3133 int pt_main(int argc, char **argv)
3135 extern Backend *select_backend(Config *cfg);
3136 extern int cfgbox(Config *cfg);
3137 struct gui_data *inst;
3140 * Create an instance structure and initialise to zeroes
3142 inst = snew(struct gui_data);
3143 memset(inst, 0, sizeof(*inst));
3144 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
3146 /* defer any child exit handling until we're ready to deal with
3148 block_signal(SIGCHLD, 1);
3150 inst->progname = argv[0];
3152 * Copy the original argv before letting gtk_init fiddle with
3153 * it. It will be required later.
3157 inst->gtkargvstart = snewn(argc-1, char *);
3158 for (i = 1; i < argc; i++)
3159 inst->gtkargvstart[i-1] = dupstr(argv[i]);
3161 gtk_init(&argc, &argv);
3162 inst->ngtkargs = oldargc - argc;
3165 if (argc > 1 && !strncmp(argv[1], "---", 3)) {
3166 read_dupsession_data(inst, &inst->cfg, argv[1]);
3167 /* Splatter this argument so it doesn't clutter a ps listing */
3168 memset(argv[1], 0, strlen(argv[1]));
3170 if (do_cmdline(argc, argv, 0, inst, &inst->cfg))
3171 exit(1); /* pre-defaults pass to get -class */
3172 do_defaults(NULL, &inst->cfg);
3173 if (do_cmdline(argc, argv, 1, inst, &inst->cfg))
3174 exit(1); /* post-defaults, do everything */
3176 cmdline_run_saved(&inst->cfg);
3178 if (!*inst->cfg.host && !cfgbox(&inst->cfg))
3179 exit(0); /* config box hit Cancel */
3182 if (!compound_text_atom)
3183 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
3184 if (!utf8_string_atom)
3185 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
3187 setup_fonts_ucs(inst);
3190 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
3193 * Set up the colour map.
3195 palette_reset(inst);
3197 inst->width = inst->cfg.width;
3198 inst->height = inst->cfg.height;
3200 inst->area = gtk_drawing_area_new();
3201 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
3202 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
3203 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
3204 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3205 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
3206 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
3208 * We always create the scrollbar; it remains invisible if
3209 * unwanted, so we can pop it up quickly if it suddenly becomes
3212 if (inst->cfg.scrollbar_on_left)
3213 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3214 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
3215 if (!inst->cfg.scrollbar_on_left)
3216 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
3218 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
3220 set_geom_hints(inst);
3222 gtk_widget_show(inst->area);
3223 if (inst->cfg.scrollbar)
3224 gtk_widget_show(inst->sbar);
3226 gtk_widget_hide(inst->sbar);
3227 gtk_widget_show(GTK_WIDGET(inst->hbox));
3230 int x = inst->xpos, y = inst->ypos;
3232 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
3233 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
3234 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
3235 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
3236 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
3239 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
3240 GTK_SIGNAL_FUNC(destroy), inst);
3241 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
3242 GTK_SIGNAL_FUNC(delete_window), inst);
3243 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
3244 GTK_SIGNAL_FUNC(key_event), inst);
3245 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
3246 GTK_SIGNAL_FUNC(key_event), inst);
3247 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
3248 GTK_SIGNAL_FUNC(focus_event), inst);
3249 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
3250 GTK_SIGNAL_FUNC(focus_event), inst);
3251 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
3252 GTK_SIGNAL_FUNC(configure_area), inst);
3253 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
3254 GTK_SIGNAL_FUNC(expose_area), inst);
3255 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
3256 GTK_SIGNAL_FUNC(button_event), inst);
3257 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
3258 GTK_SIGNAL_FUNC(button_event), inst);
3259 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
3260 GTK_SIGNAL_FUNC(motion_event), inst);
3261 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
3262 GTK_SIGNAL_FUNC(selection_received), inst);
3263 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
3264 GTK_SIGNAL_FUNC(selection_get), inst);
3265 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
3266 GTK_SIGNAL_FUNC(selection_clear), inst);
3267 if (inst->cfg.scrollbar)
3268 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
3269 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
3270 gtk_timeout_add(20, timer_func, inst);
3271 gtk_widget_add_events(GTK_WIDGET(inst->area),
3272 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
3273 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
3274 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
3276 gtk_widget_show(inst->window);
3278 set_window_background(inst);
3281 * Set up the Ctrl+rightclick context menu.
3284 GtkWidget *menuitem;
3286 extern const int use_event_log, new_session, saved_sessions;
3288 inst->menu = gtk_menu_new();
3290 #define MKMENUITEM(title, func) do { \
3291 menuitem = title ? gtk_menu_item_new_with_label(title) : \
3292 gtk_menu_item_new(); \
3293 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3294 gtk_widget_show(menuitem); \
3296 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3297 GTK_SIGNAL_FUNC(func), inst); \
3300 MKMENUITEM("New Session", new_session_menuitem);
3301 MKMENUITEM("Duplicate Session", dup_session_menuitem);
3302 if (saved_sessions) {
3303 struct sesslist sesslist;
3306 inst->sessionsmenu = gtk_menu_new();
3308 get_sesslist(&sesslist, TRUE);
3309 for (i = 1; i < sesslist.nsessions; i++) {
3310 menuitem = gtk_menu_item_new_with_label(sesslist.sessions[i]);
3311 gtk_container_add(GTK_CONTAINER(inst->sessionsmenu), menuitem);
3312 gtk_widget_show(menuitem);
3313 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
3314 dupstr(sesslist.sessions[i]));
3315 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
3316 GTK_SIGNAL_FUNC(saved_session_menuitem),
3318 gtk_signal_connect(GTK_OBJECT(menuitem), "destroy",
3319 GTK_SIGNAL_FUNC(saved_session_freedata),
3322 get_sesslist(&sesslist, FALSE);
3324 MKMENUITEM("Saved Sessions", NULL);
3325 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem),
3326 inst->sessionsmenu);
3328 MKMENUITEM(NULL, NULL);
3329 MKMENUITEM("Change Settings", change_settings_menuitem);
3330 MKMENUITEM(NULL, NULL);
3332 MKMENUITEM("Event Log", event_log_menuitem);
3333 MKMENUITEM("Special Commands", NULL);
3334 inst->specialsmenu = gtk_menu_new();
3335 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
3336 inst->specialsitem1 = menuitem;
3337 MKMENUITEM(NULL, NULL);
3338 inst->specialsitem2 = menuitem;
3339 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
3340 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
3341 MKMENUITEM("Copy All", copy_all_menuitem);
3342 MKMENUITEM(NULL, NULL);
3343 s = dupcat("About ", appname, NULL);
3344 MKMENUITEM(s, about_menuitem);
3349 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
3350 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
3351 inst->blankcursor = make_mouse_ptr(inst, -1);
3352 make_mouse_ptr(inst, -2); /* clean up cursor font */
3353 inst->currcursor = inst->textcursor;
3354 show_mouseptr(inst, 1);
3356 inst->eventlogstuff = eventlogstuff_new();
3358 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
3359 inst->logctx = log_init(inst, &inst->cfg);
3360 term_provide_logctx(inst->term, inst->logctx);
3364 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
3366 inst->back = select_backend(&inst->cfg);
3371 error = inst->back->init((void *)inst, &inst->backhandle,
3372 &inst->cfg, inst->cfg.host, inst->cfg.port,
3373 &realhost, inst->cfg.tcp_nodelay,
3374 inst->cfg.tcp_keepalives);
3377 char *msg = dupprintf("Unable to open connection to %s:\n%s",
3378 inst->cfg.host, error);
3379 inst->exited = TRUE;
3380 fatal_message_box(inst->window, msg);
3385 if (inst->cfg.wintitle[0]) {
3386 set_title(inst, inst->cfg.wintitle);
3387 set_icon(inst, inst->cfg.wintitle);
3389 char *title = make_default_wintitle(realhost);
3390 set_title(inst, title);
3391 set_icon(inst, title);
3395 inst->back->provide_logctx(inst->backhandle, inst->logctx);
3396 update_specials_menu(inst);
3398 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
3401 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle, inst);
3402 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
3404 /* now we're reday to deal with the child exit handler being
3406 block_signal(SIGCHLD, 0);
3409 * Block SIGPIPE: if we attempt Duplicate Session or similar
3410 * and it falls over in some way, we certainly don't want
3411 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3412 * this _after_ (at least pterm) forks off its child process,
3413 * since the child wants SIGPIPE handled in the usual way.
3415 block_signal(SIGPIPE, 1);
3417 inst->exited = FALSE;