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>
26 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
31 #define CAT2(x,y) x ## y
32 #define CAT(x,y) CAT2(x,y)
33 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
35 #define NCOLOURS (lenof(((Config *)0)->colours))
38 GtkWidget *window, *area, *sbar;
40 GtkAdjustment *sbar_adjust;
42 GdkFont *fonts[4]; /* normal, bold, wide, widebold */
47 GdkCursor *rawcursor, *textcursor, *blankcursor, *currcursor;
48 GdkColor cols[NCOLOURS];
50 wchar_t *pastein_data;
53 char *pasteout_data, *pasteout_data_utf8;
54 int pasteout_data_len, pasteout_data_utf8_len;
55 int font_width, font_height;
58 guint term_paste_idle_id;
59 GdkAtom compound_text_atom, utf8_string_atom;
62 char wintitle[sizeof(((Config *)0)->wintitle)];
63 char icontitle[sizeof(((Config *)0)->wintitle)];
64 int master_fd, master_func_id, exited;
75 struct gui_data *inst;
78 static int send_raw_mouse;
80 static char *app_name = "pterm";
82 char *x_get_default(char *key)
84 return XGetDefault(GDK_DISPLAY(), app_name, key);
88 * Default settings that are specific to pterm.
90 char *platform_default_s(char *name)
92 if (!strcmp(name, "Font"))
93 return "fixed"; /* COE_NORMAL works badly in an xterm */
97 int platform_default_i(char *name, int def)
99 if (!strcmp(name, "CloseOnExit"))
100 return COE_ALWAYS; /* COE_NORMAL works badly in an xterm */
104 void ldisc_update(void *frontend, int echo, int edit)
107 * This is a stub in pterm. If I ever produce a Unix
108 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
109 * then it will require some termios manoeuvring analogous to
110 * that in the Windows plink.c, but here it's meaningless.
114 int askappend(void *frontend, char *filename)
117 * Logging in an xterm-alike is liable to be something you only
118 * do at serious diagnostic need. Hence, I'm going to take the
119 * easy option for now and assume we always want to overwrite
120 * log files. I can always make it properly configurable later.
125 void logevent(void *frontend, char *string)
128 * This is not a very helpful function: events are logged
129 * pretty much exclusively by the back end, and our pty back
130 * end is self-contained. So we need do nothing.
134 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
136 struct gui_data *inst = (struct gui_data *)frontend;
139 return inst->font_height;
141 return inst->font_width;
145 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
146 * into a cooked one (SELECT, EXTEND, PASTE).
148 * In Unix, this is not configurable; the X button arrangement is
149 * rock-solid across all applications, everyone has a three-button
150 * mouse or a means of faking it, and there is no need to switch
151 * buttons around at all.
153 Mouse_Button translate_button(void *frontend, Mouse_Button button)
155 /* struct gui_data *inst = (struct gui_data *)frontend; */
157 if (button == MBT_LEFT)
159 if (button == MBT_MIDDLE)
161 if (button == MBT_RIGHT)
163 return 0; /* shouldn't happen */
167 * Minimise or restore the window in response to a server-side
170 void set_iconic(void *frontend, int iconic)
173 * GTK 1.2 doesn't know how to do this.
175 #if GTK_CHECK_VERSION(2,0,0)
176 struct gui_data *inst = (struct gui_data *)frontend;
178 gtk_window_iconify(GTK_WINDOW(inst->window));
180 gtk_window_deiconify(GTK_WINDOW(inst->window));
185 * Move the window in response to a server-side request.
187 void move_window(void *frontend, int x, int y)
189 struct gui_data *inst = (struct gui_data *)frontend;
191 * I assume that when the GTK version of this call is available
192 * we should use it. Not sure how it differs from the GDK one,
195 #if GTK_CHECK_VERSION(2,0,0)
196 gtk_window_move(GTK_WINDOW(inst->window), x, y);
198 gdk_window_move(inst->window->window, x, y);
203 * Move the window to the top or bottom of the z-order in response
204 * to a server-side request.
206 void set_zorder(void *frontend, int top)
208 struct gui_data *inst = (struct gui_data *)frontend;
210 gdk_window_raise(inst->window->window);
212 gdk_window_lower(inst->window->window);
216 * Refresh the window in response to a server-side request.
218 void refresh_window(void *frontend)
220 struct gui_data *inst = (struct gui_data *)frontend;
221 term_invalidate(inst->term);
225 * Maximise or restore the window in response to a server-side
228 void set_zoomed(void *frontend, int zoomed)
231 * GTK 1.2 doesn't know how to do this.
233 #if GTK_CHECK_VERSION(2,0,0)
234 struct gui_data *inst = (struct gui_data *)frontend;
236 gtk_window_maximize(GTK_WINDOW(inst->window));
238 gtk_window_unmaximize(GTK_WINDOW(inst->window));
243 * Report whether the window is iconic, for terminal reports.
245 int is_iconic(void *frontend)
247 struct gui_data *inst = (struct gui_data *)frontend;
248 return !gdk_window_is_viewable(inst->window->window);
252 * Report the window's position, for terminal reports.
254 void get_window_pos(void *frontend, int *x, int *y)
256 struct gui_data *inst = (struct gui_data *)frontend;
258 * I assume that when the GTK version of this call is available
259 * we should use it. Not sure how it differs from the GDK one,
262 #if GTK_CHECK_VERSION(2,0,0)
263 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
265 gdk_window_get_position(inst->window->window, x, y);
270 * Report the window's pixel size, for terminal reports.
272 void get_window_pixels(void *frontend, int *x, int *y)
274 struct gui_data *inst = (struct gui_data *)frontend;
276 * I assume that when the GTK version of this call is available
277 * we should use it. Not sure how it differs from the GDK one,
280 #if GTK_CHECK_VERSION(2,0,0)
281 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
283 gdk_window_get_size(inst->window->window, x, y);
288 * Return the window or icon title.
290 char *get_window_title(void *frontend, int icon)
292 struct gui_data *inst = (struct gui_data *)frontend;
293 return icon ? inst->wintitle : inst->icontitle;
296 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
299 * We could implement warn-on-close here if we really wanted
305 static void show_mouseptr(struct gui_data *inst, int show)
307 if (!inst->cfg.hide_mouseptr)
310 gdk_window_set_cursor(inst->area->window, inst->currcursor);
312 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
313 inst->mouseptr_visible = show;
316 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
318 struct gui_data *inst = (struct gui_data *)data;
319 int w, h, need_size = 0;
321 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
322 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
324 if (w != inst->cfg.width || h != inst->cfg.height) {
326 gdk_pixmap_unref(inst->pixmap);
330 inst->cfg.height = h;
336 inst->pixmap = gdk_pixmap_new(widget->window,
337 (inst->cfg.width * inst->font_width +
338 2*inst->cfg.window_border),
339 (inst->cfg.height * inst->font_height +
340 2*inst->cfg.window_border), -1);
342 gc = gdk_gc_new(inst->area->window);
343 gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */
344 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
345 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
346 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
351 term_size(inst->term, h, w, inst->cfg.savelines);
357 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
359 struct gui_data *inst = (struct gui_data *)data;
362 * Pass the exposed rectangle to terminal.c, which will call us
363 * back to do the actual painting.
366 gdk_draw_pixmap(widget->window,
367 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
369 event->area.x, event->area.y,
370 event->area.x, event->area.y,
371 event->area.width, event->area.height);
376 #define KEY_PRESSED(k) \
377 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
379 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
381 struct gui_data *inst = (struct gui_data *)data;
385 /* By default, nothing is generated. */
389 * If Alt is being released after typing an Alt+numberpad
390 * sequence, we should generate the code that was typed.
392 * Note that we only do this if more than one key was actually
393 * pressed - I don't think Alt+NumPad4 should be ^D or that
394 * Alt+NumPad3 should be ^C, for example. There's no serious
395 * inconvenience in having to type a zero before a single-digit
398 if (event->type == GDK_KEY_RELEASE &&
399 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
400 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
401 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
403 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
405 output[0] = inst->alt_keycode;
410 if (event->type == GDK_KEY_PRESS) {
414 printf("keypress: keyval = %04x, state = %08x; string =",
415 event->keyval, event->state);
416 for (i = 0; event->string[i]; i++)
417 printf(" %02x", (unsigned char) event->string[i]);
423 * NYI: Compose key (!!! requires Unicode faff before even trying)
427 * If Alt has just been pressed, we start potentially
428 * accumulating an Alt+numberpad code. We do this by
429 * setting alt_keycode to -1 (nothing yet but plausible).
431 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
432 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
433 inst->alt_keycode = -1;
434 inst->alt_digits = 0;
435 goto done; /* this generates nothing else */
439 * If we're seeing a numberpad key press with Mod1 down,
440 * consider adding it to alt_keycode if that's sensible.
441 * Anything _else_ with Mod1 down cancels any possibility
442 * of an ALT keycode: we set alt_keycode to -2.
444 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
446 switch (event->keyval) {
447 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
448 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
449 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
450 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
451 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
452 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
453 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
454 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
455 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
456 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
459 inst->alt_keycode = -2; /* it's invalid */
462 printf("Adding digit %d to keycode %d", digit,
465 if (inst->alt_keycode == -1)
466 inst->alt_keycode = digit; /* one-digit code */
468 inst->alt_keycode = inst->alt_keycode * 10 + digit;
471 printf(" gives new code %d\n", inst->alt_keycode);
473 /* Having used this digit, we now do nothing more with it. */
479 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
482 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
483 term_scroll(inst->term, 0, -inst->cfg.height/2);
486 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
487 term_scroll(inst->term, 0, -1);
490 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
491 term_scroll(inst->term, 0, +inst->cfg.height/2);
494 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
495 term_scroll(inst->term, 0, +1);
500 * Neither does Shift-Ins.
502 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
507 /* ALT+things gives leading Escape. */
509 strncpy(output+1, event->string, 31);
511 end = strlen(output);
512 if (event->state & GDK_MOD1_MASK) {
514 if (end == 1) end = 0;
518 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
519 if (!event->string[0] && event->keyval == '`' &&
520 (event->state & GDK_CONTROL_MASK)) {
525 /* Control-Break is the same as Control-C */
526 if (event->keyval == GDK_Break &&
527 (event->state & GDK_CONTROL_MASK)) {
532 /* Control-2, Control-Space and Control-@ are NUL */
533 if (!event->string[0] &&
534 (event->keyval == ' ' || event->keyval == '2' ||
535 event->keyval == '@') &&
536 (event->state & (GDK_SHIFT_MASK |
537 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
542 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
543 if (!event->string[0] && event->keyval == ' ' &&
544 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
545 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
550 /* We don't let GTK tell us what Backspace is! We know better. */
551 if (event->keyval == GDK_BackSpace &&
552 !(event->state & GDK_SHIFT_MASK)) {
553 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
556 /* For Shift Backspace, do opposite of what is configured. */
557 if (event->keyval == GDK_BackSpace &&
558 (event->state & GDK_SHIFT_MASK)) {
559 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
563 /* Shift-Tab is ESC [ Z */
564 if (event->keyval == GDK_ISO_Left_Tab ||
565 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
566 end = 1 + sprintf(output+1, "\033[Z");
570 * NetHack keypad mode.
572 if (inst->cfg.nethack_keypad) {
574 switch (event->keyval) {
575 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
576 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
577 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
578 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
579 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
580 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
581 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
582 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
583 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
587 if (event->state & GDK_SHIFT_MASK)
596 * Application keypad mode.
598 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
600 switch (event->keyval) {
601 case GDK_Num_Lock: xkey = 'P'; break;
602 case GDK_KP_Divide: xkey = 'Q'; break;
603 case GDK_KP_Multiply: xkey = 'R'; break;
604 case GDK_KP_Subtract: xkey = 'S'; break;
606 * Keypad + is tricky. It covers a space that would
607 * be taken up on the VT100 by _two_ keys; so we
608 * let Shift select between the two. Worse still,
609 * in xterm function key mode we change which two...
612 if (inst->cfg.funky_type == 2) {
613 if (event->state & GDK_SHIFT_MASK)
617 } else if (event->state & GDK_SHIFT_MASK)
622 case GDK_KP_Enter: xkey = 'M'; break;
623 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
624 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
625 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
626 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
627 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
628 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
629 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
630 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
631 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
632 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
633 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
636 if (inst->term->vt52_mode) {
637 if (xkey >= 'P' && xkey <= 'S')
638 end = 1 + sprintf(output+1, "\033%c", xkey);
640 end = 1 + sprintf(output+1, "\033?%c", xkey);
642 end = 1 + sprintf(output+1, "\033O%c", xkey);
648 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
649 * for integer decimal nn.)
651 * We also deal with the weird ones here. Linux VCs replace F1
652 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
653 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
658 switch (event->keyval) {
660 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
663 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
666 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
669 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
672 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
675 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
678 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
681 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
684 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
687 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
720 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
721 case GDK_Home: case GDK_KP_Home:
724 case GDK_Insert: case GDK_KP_Insert:
727 case GDK_Delete: case GDK_KP_Delete:
730 case GDK_End: case GDK_KP_End:
733 case GDK_Page_Up: case GDK_KP_Page_Up:
736 case GDK_Page_Down: case GDK_KP_Page_Down:
740 /* Reorder edit keys to physical order */
741 if (inst->cfg.funky_type == 3 && code <= 6)
742 code = "\0\2\1\4\5\3\6"[code];
744 if (inst->term->vt52_mode && code > 0 && code <= 6) {
745 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
749 if (inst->cfg.funky_type == 5 && /* SCO function keys */
750 code >= 11 && code <= 34) {
751 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
753 switch (event->keyval) {
754 case GDK_F1: index = 0; break;
755 case GDK_F2: index = 1; break;
756 case GDK_F3: index = 2; break;
757 case GDK_F4: index = 3; break;
758 case GDK_F5: index = 4; break;
759 case GDK_F6: index = 5; break;
760 case GDK_F7: index = 6; break;
761 case GDK_F8: index = 7; break;
762 case GDK_F9: index = 8; break;
763 case GDK_F10: index = 9; break;
764 case GDK_F11: index = 10; break;
765 case GDK_F12: index = 11; break;
767 if (event->state & GDK_SHIFT_MASK) index += 12;
768 if (event->state & GDK_CONTROL_MASK) index += 24;
769 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
772 if (inst->cfg.funky_type == 5 && /* SCO small keypad */
773 code >= 1 && code <= 6) {
774 char codes[] = "HL.FIG";
779 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
783 if ((inst->term->vt52_mode || inst->cfg.funky_type == 4) &&
784 code >= 11 && code <= 24) {
790 if (inst->term->vt52_mode)
791 end = 1 + sprintf(output+1,
792 "\x1B%c", code + 'P' - 11 - offt);
794 end = 1 + sprintf(output+1,
795 "\x1BO%c", code + 'P' - 11 - offt);
798 if (inst->cfg.funky_type == 1 && code >= 11 && code <= 15) {
799 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
802 if (inst->cfg.funky_type == 2 && code >= 11 && code <= 14) {
803 if (inst->term->vt52_mode)
804 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
806 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
809 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
810 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
814 end = 1 + sprintf(output+1, "\x1B[%d~", code);
820 * Cursor keys. (This includes the numberpad cursor keys,
821 * if we haven't already done them due to app keypad mode.)
823 * Here we also process un-numlocked un-appkeypadded KP5,
824 * which sends ESC [ G.
828 switch (event->keyval) {
829 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
830 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
831 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
832 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
833 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
837 * The arrow keys normally do ESC [ A and so on. In
838 * app cursor keys mode they do ESC O A instead.
839 * Ctrl toggles the two modes.
841 if (inst->term->vt52_mode) {
842 end = 1 + sprintf(output+1, "\033%c", xkey);
843 } else if (!inst->term->app_cursor_keys ^
844 !(event->state & GDK_CONTROL_MASK)) {
845 end = 1 + sprintf(output+1, "\033O%c", xkey);
847 end = 1 + sprintf(output+1, "\033[%c", xkey);
860 printf("generating sequence:");
861 for (i = start; i < end; i++)
862 printf(" %02x", (unsigned char) output[i]);
866 if (!inst->direct_to_font) {
868 * The stuff we've just generated is assumed to be
869 * ISO-8859-1! This sounds insane, but `man
870 * XLookupString' agrees: strings of this type returned
871 * from the X server are hardcoded to 8859-1. Strictly
872 * speaking we should be doing this using some sort of
873 * GtkIMContext, which (if we're lucky) would give us
874 * our data directly in Unicode; but that's not
875 * supported in GTK 1.2 as far as I can tell, and it's
876 * poorly documented even in 2.0, so it'll have to
879 lpage_send(inst->ldisc, CS_ISO8859_1, output+start, end-start, 1);
882 * In direct-to-font mode, we just send the string
883 * exactly as we received it.
885 ldisc_send(inst->ldisc, output+start, end-start, 1);
888 show_mouseptr(inst, 0);
889 term_seen_key_event(inst->term);
890 term_out(inst->term);
896 gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
898 struct gui_data *inst = (struct gui_data *)data;
899 int shift, ctrl, alt, x, y, button, act;
901 show_mouseptr(inst, 1);
903 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
904 term_scroll(inst->term, 0, -5);
907 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
908 term_scroll(inst->term, 0, +5);
912 shift = event->state & GDK_SHIFT_MASK;
913 ctrl = event->state & GDK_CONTROL_MASK;
914 alt = event->state & GDK_MOD1_MASK;
915 if (event->button == 1)
917 else if (event->button == 2)
919 else if (event->button == 3)
922 return FALSE; /* don't even know what button! */
924 switch (event->type) {
925 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
926 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
927 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
928 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
929 default: return FALSE; /* don't know this event type */
932 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
933 act != MA_CLICK && act != MA_RELEASE)
934 return TRUE; /* we ignore these in raw mouse mode */
936 x = (event->x - inst->cfg.window_border) / inst->font_width;
937 y = (event->y - inst->cfg.window_border) / inst->font_height;
939 term_mouse(inst->term, button, act, x, y, shift, ctrl, alt);
944 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
946 struct gui_data *inst = (struct gui_data *)data;
947 int shift, ctrl, alt, x, y, button;
949 show_mouseptr(inst, 1);
951 shift = event->state & GDK_SHIFT_MASK;
952 ctrl = event->state & GDK_CONTROL_MASK;
953 alt = event->state & GDK_MOD1_MASK;
954 if (event->state & GDK_BUTTON1_MASK)
956 else if (event->state & GDK_BUTTON2_MASK)
958 else if (event->state & GDK_BUTTON3_MASK)
961 return FALSE; /* don't even know what button! */
963 x = (event->x - inst->cfg.window_border) / inst->font_width;
964 y = (event->y - inst->cfg.window_border) / inst->font_height;
966 term_mouse(inst->term, button, MA_DRAG, x, y, shift, ctrl, alt);
971 void done_with_pty(struct gui_data *inst)
973 extern void pty_close(void);
975 if (inst->master_fd >= 0) {
977 inst->master_fd = -1;
978 gtk_input_remove(inst->master_func_id);
981 if (!inst->exited && inst->back->exitcode(inst->backhandle) >= 0) {
982 int exitcode = inst->back->exitcode(inst->backhandle);
985 clean = WIFEXITED(exitcode) && (WEXITSTATUS(exitcode) == 0);
988 * Terminate now, if the Close On Exit setting is
991 if (inst->cfg.close_on_exit == COE_ALWAYS ||
992 (inst->cfg.close_on_exit == COE_NORMAL && clean))
996 * Otherwise, output an indication that the session has
1001 if (WIFEXITED(exitcode))
1002 sprintf(message, "\r\n[pterm: process terminated with exit"
1003 " code %d]\r\n", WEXITSTATUS(exitcode));
1004 else if (WIFSIGNALED(exitcode))
1005 #ifdef HAVE_NO_STRSIGNAL
1006 sprintf(message, "\r\n[pterm: process terminated on signal"
1007 " %d]\r\n", WTERMSIG(exitcode));
1009 sprintf(message, "\r\n[pterm: process terminated on signal"
1010 " %d (%.400s)]\r\n", WTERMSIG(exitcode),
1011 strsignal(WTERMSIG(exitcode)));
1013 from_backend((void *)inst->term, 0, message, strlen(message));
1019 void frontend_keypress(void *handle)
1021 struct gui_data *inst = (struct gui_data *)handle;
1024 * If our child process has exited but not closed, terminate on
1031 gint timer_func(gpointer data)
1033 struct gui_data *inst = (struct gui_data *)data;
1035 if (inst->back->exitcode(inst->backhandle) >= 0) {
1037 * The primary child process died. We could keep the
1038 * terminal open for remaining subprocesses to output to,
1039 * but conventional wisdom seems to feel that that's the
1040 * Wrong Thing for an xterm-alike, so we bail out now
1041 * (though we don't necessarily _close_ the window,
1042 * depending on the state of Close On Exit). This would be
1043 * easy enough to change or make configurable if necessary.
1045 done_with_pty(inst);
1048 term_update(inst->term);
1049 term_blink(inst->term, 0);
1053 void pty_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1055 struct gui_data *inst = (struct gui_data *)data;
1059 ret = read(sourcefd, buf, sizeof(buf));
1062 * Clean termination condition is that either ret == 0, or ret
1063 * < 0 and errno == EIO. Not sure why the latter, but it seems
1066 if (ret == 0 || (ret < 0 && errno == EIO)) {
1067 done_with_pty(inst);
1068 } else if (ret < 0) {
1069 perror("read pty master");
1072 from_backend(inst->term, 0, buf, ret);
1073 term_blink(inst->term, 1);
1074 term_out(inst->term);
1077 void destroy(GtkWidget *widget, gpointer data)
1082 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1084 struct gui_data *inst = (struct gui_data *)data;
1085 inst->term->has_focus = event->in;
1086 term_out(inst->term);
1087 term_update(inst->term);
1088 show_mouseptr(inst, 1);
1093 * set or clear the "raw mouse message" mode
1095 void set_raw_mouse_mode(void *frontend, int activate)
1097 struct gui_data *inst = (struct gui_data *)frontend;
1098 activate = activate && !inst->cfg.no_mouse_rep;
1099 send_raw_mouse = activate;
1101 inst->currcursor = inst->rawcursor;
1103 inst->currcursor = inst->textcursor;
1104 show_mouseptr(inst, inst->mouseptr_visible);
1107 void request_resize(void *frontend, int w, int h)
1109 struct gui_data *inst = (struct gui_data *)frontend;
1110 int large_x, large_y;
1111 int offset_x, offset_y;
1113 GtkRequisition inner, outer;
1116 * This is a heinous hack dreamed up by the gnome-terminal
1117 * people to get around a limitation in gtk. The problem is
1118 * that in order to set the size correctly we really need to be
1119 * calling gtk_window_resize - but that needs to know the size
1120 * of the _whole window_, not the drawing area. So what we do
1121 * is to set an artificially huge size request on the drawing
1122 * area, recompute the resulting size request on the window,
1123 * and look at the difference between the two. That gives us
1124 * the x and y offsets we need to translate drawing area size
1125 * into window size for real, and then we call
1126 * gtk_window_resize.
1130 * We start by retrieving the current size of the whole window.
1131 * Adding a bit to _that_ will give us a value we can use as a
1132 * bogus size request which guarantees to be bigger than the
1133 * current size of the drawing area.
1135 get_window_pixels(inst, &large_x, &large_y);
1139 #if GTK_CHECK_VERSION(2,0,0)
1140 gtk_widget_set_size_request(inst->area, large_x, large_y);
1142 gtk_widget_set_usize(inst->area, large_x, large_y);
1144 gtk_widget_size_request(inst->area, &inner);
1145 gtk_widget_size_request(inst->window, &outer);
1147 offset_x = outer.width - inner.width;
1148 offset_y = outer.height - inner.height;
1150 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1151 area_y = inst->font_height * h + 2*inst->cfg.window_border;
1154 * Now we must set the size request on the drawing area back to
1155 * something sensible before we commit the real resize. Best
1156 * way to do this, I think, is to set it to what the size is
1157 * really going to end up being.
1159 #if GTK_CHECK_VERSION(2,0,0)
1160 gtk_widget_set_size_request(inst->area, area_x, area_y);
1162 gtk_widget_set_usize(inst->area, area_x, area_y);
1165 #if GTK_CHECK_VERSION(2,0,0)
1166 gtk_window_resize(GTK_WINDOW(inst->window),
1167 area_x + offset_x, area_y + offset_y);
1169 gdk_window_resize(inst->window->window,
1170 area_x + offset_x, area_y + offset_y);
1174 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1176 gboolean success[1];
1178 inst->cols[n].red = r * 0x0101;
1179 inst->cols[n].green = g * 0x0101;
1180 inst->cols[n].blue = b * 0x0101;
1182 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1183 FALSE, FALSE, success);
1185 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1189 void set_window_background(struct gui_data *inst)
1191 if (inst->area && inst->area->window)
1192 gdk_window_set_background(inst->area->window, &inst->cols[18]);
1193 if (inst->window && inst->window->window)
1194 gdk_window_set_background(inst->window->window, &inst->cols[18]);
1197 void palette_set(void *frontend, int n, int r, int g, int b)
1199 struct gui_data *inst = (struct gui_data *)frontend;
1200 static const int first[21] = {
1201 0, 2, 4, 6, 8, 10, 12, 14,
1202 1, 3, 5, 7, 9, 11, 13, 15,
1205 real_palette_set(inst, first[n], r, g, b);
1207 real_palette_set(inst, first[n] + 1, r, g, b);
1209 set_window_background(inst);
1212 void palette_reset(void *frontend)
1214 struct gui_data *inst = (struct gui_data *)frontend;
1215 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1216 static const int ww[] = {
1217 6, 7, 8, 9, 10, 11, 12, 13,
1218 14, 15, 16, 17, 18, 19, 20, 21,
1221 gboolean success[NCOLOURS];
1224 assert(lenof(ww) == NCOLOURS);
1226 if (!inst->colmap) {
1227 inst->colmap = gdk_colormap_get_system();
1229 gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS);
1232 for (i = 0; i < NCOLOURS; i++) {
1233 inst->cols[i].red = inst->cfg.colours[ww[i]][0] * 0x0101;
1234 inst->cols[i].green = inst->cfg.colours[ww[i]][1] * 0x0101;
1235 inst->cols[i].blue = inst->cfg.colours[ww[i]][2] * 0x0101;
1238 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
1239 FALSE, FALSE, success);
1240 for (i = 0; i < NCOLOURS; i++) {
1242 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1243 i, inst->cfg.colours[i][0], inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
1246 set_window_background(inst);
1249 void write_clip(void *frontend, wchar_t * data, int len, int must_deselect)
1251 struct gui_data *inst = (struct gui_data *)frontend;
1252 if (inst->pasteout_data)
1253 sfree(inst->pasteout_data);
1254 if (inst->pasteout_data_utf8)
1255 sfree(inst->pasteout_data_utf8);
1258 * Set up UTF-8 paste data. This only happens if we aren't in
1259 * direct-to-font mode using the D800 hack.
1261 if (!inst->direct_to_font) {
1262 wchar_t *tmp = data;
1265 inst->pasteout_data_utf8 = smalloc(len*6);
1266 inst->pasteout_data_utf8_len = len*6;
1267 inst->pasteout_data_utf8_len =
1268 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1269 inst->pasteout_data_utf8_len,
1270 CS_UTF8, NULL, NULL, 0);
1271 if (inst->pasteout_data_utf8_len == 0) {
1272 sfree(inst->pasteout_data_utf8);
1273 inst->pasteout_data_utf8 = NULL;
1275 inst->pasteout_data_utf8 =
1276 srealloc(inst->pasteout_data_utf8,
1277 inst->pasteout_data_utf8_len);
1280 inst->pasteout_data_utf8 = NULL;
1281 inst->pasteout_data_utf8_len = 0;
1284 inst->pasteout_data = smalloc(len*6);
1285 inst->pasteout_data_len = len*6;
1286 inst->pasteout_data_len = wc_to_mb(line_codepage, 0, data, len,
1287 inst->pasteout_data,
1288 inst->pasteout_data_len, NULL, NULL);
1289 if (inst->pasteout_data_len == 0) {
1290 sfree(inst->pasteout_data);
1291 inst->pasteout_data = NULL;
1293 inst->pasteout_data =
1294 srealloc(inst->pasteout_data, inst->pasteout_data_len);
1297 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1298 GDK_CURRENT_TIME)) {
1299 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1300 GDK_SELECTION_TYPE_STRING, 1);
1301 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1302 inst->compound_text_atom, 1);
1303 if (inst->pasteout_data_utf8)
1304 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1305 inst->utf8_string_atom, 1);
1309 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1310 guint info, guint time_stamp, gpointer data)
1312 struct gui_data *inst = (struct gui_data *)data;
1313 if (seldata->target == inst->utf8_string_atom)
1314 gtk_selection_data_set(seldata, seldata->target, 8,
1315 inst->pasteout_data_utf8,
1316 inst->pasteout_data_utf8_len);
1318 gtk_selection_data_set(seldata, seldata->target, 8,
1319 inst->pasteout_data, inst->pasteout_data_len);
1322 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1325 struct gui_data *inst = (struct gui_data *)data;
1326 term_deselect(inst->term);
1327 if (inst->pasteout_data)
1328 sfree(inst->pasteout_data);
1329 if (inst->pasteout_data_utf8)
1330 sfree(inst->pasteout_data_utf8);
1331 inst->pasteout_data = NULL;
1332 inst->pasteout_data_len = 0;
1333 inst->pasteout_data_utf8 = NULL;
1334 inst->pasteout_data_utf8_len = 0;
1338 void request_paste(void *frontend)
1340 struct gui_data *inst = (struct gui_data *)frontend;
1342 * In Unix, pasting is asynchronous: all we can do at the
1343 * moment is to call gtk_selection_convert(), and when the data
1344 * comes back _then_ we can call term_do_paste().
1347 if (!inst->direct_to_font) {
1349 * First we attempt to retrieve the selection as a UTF-8
1350 * string (which we will convert to the correct code page
1351 * before sending to the session, of course). If that
1352 * fails, selection_received() will be informed and will
1353 * fall back to an ordinary string.
1355 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1356 inst->utf8_string_atom, GDK_CURRENT_TIME);
1359 * If we're in direct-to-font mode, we disable UTF-8
1360 * pasting, and go straight to ordinary string data.
1362 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1363 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1367 gint idle_paste_func(gpointer data); /* forward ref */
1369 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1370 guint time, gpointer data)
1372 struct gui_data *inst = (struct gui_data *)data;
1374 if (seldata->target == inst->utf8_string_atom && seldata->length <= 0) {
1376 * Failed to get a UTF-8 selection string. Try an ordinary
1379 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1380 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1385 * Any other failure should just go foom.
1387 if (seldata->length <= 0 ||
1388 (seldata->type != GDK_SELECTION_TYPE_STRING &&
1389 seldata->type != inst->utf8_string_atom))
1390 return; /* Nothing happens. */
1392 if (inst->pastein_data)
1393 sfree(inst->pastein_data);
1395 inst->pastein_data = smalloc(seldata->length * sizeof(wchar_t));
1396 inst->pastein_data_len = seldata->length;
1397 inst->pastein_data_len =
1398 mb_to_wc((seldata->type == inst->utf8_string_atom ?
1399 CS_UTF8 : line_codepage),
1400 0, seldata->data, seldata->length,
1401 inst->pastein_data, inst->pastein_data_len);
1403 term_do_paste(inst->term);
1405 if (term_paste_pending(inst->term))
1406 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1409 gint idle_paste_func(gpointer data)
1411 struct gui_data *inst = (struct gui_data *)data;
1413 if (term_paste_pending(inst->term))
1414 term_paste(inst->term);
1416 gtk_idle_remove(inst->term_paste_idle_id);
1422 void get_clip(void *frontend, wchar_t ** p, int *len)
1424 struct gui_data *inst = (struct gui_data *)frontend;
1427 *p = inst->pastein_data;
1428 *len = inst->pastein_data_len;
1432 void set_title(void *frontend, char *title)
1434 struct gui_data *inst = (struct gui_data *)frontend;
1435 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1436 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1437 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1440 void set_icon(void *frontend, char *title)
1442 struct gui_data *inst = (struct gui_data *)frontend;
1443 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1444 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1445 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1448 void set_sbar(void *frontend, int total, int start, int page)
1450 struct gui_data *inst = (struct gui_data *)frontend;
1451 if (!inst->cfg.scrollbar)
1453 inst->sbar_adjust->lower = 0;
1454 inst->sbar_adjust->upper = total;
1455 inst->sbar_adjust->value = start;
1456 inst->sbar_adjust->page_size = page;
1457 inst->sbar_adjust->step_increment = 1;
1458 inst->sbar_adjust->page_increment = page/2;
1459 inst->ignore_sbar = TRUE;
1460 gtk_adjustment_changed(inst->sbar_adjust);
1461 inst->ignore_sbar = FALSE;
1464 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1466 struct gui_data *inst = (struct gui_data *)data;
1468 if (!inst->cfg.scrollbar)
1470 if (!inst->ignore_sbar)
1471 term_scroll(inst->term, 1, (int)adj->value);
1474 void sys_cursor(void *frontend, int x, int y)
1477 * This is meaningless under X.
1482 * This is still called when mode==BELL_VISUAL, even though the
1483 * visual bell is handled entirely within terminal.c, because we
1484 * may want to perform additional actions on any kind of bell (for
1485 * example, taskbar flashing in Windows).
1487 void beep(void *frontend, int mode)
1489 if (mode != BELL_VISUAL)
1493 int char_width(Context ctx, int uc)
1496 * Under X, any fixed-width font really _is_ fixed-width.
1497 * Double-width characters will be dealt with using a separate
1498 * font. For the moment we can simply return 1.
1503 Context get_ctx(void *frontend)
1505 struct gui_data *inst = (struct gui_data *)frontend;
1506 struct draw_ctx *dctx;
1508 if (!inst->area->window)
1511 dctx = smalloc(sizeof(*dctx));
1513 dctx->gc = gdk_gc_new(inst->area->window);
1517 void free_ctx(Context ctx)
1519 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1520 /* struct gui_data *inst = dctx->inst; */
1521 GdkGC *gc = dctx->gc;
1527 * Draw a line of text in the window, at given character
1528 * coordinates, in given attributes.
1530 * We are allowed to fiddle with the contents of `text'.
1532 void do_text_internal(Context ctx, int x, int y, char *text, int len,
1533 unsigned long attr, int lattr)
1535 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1536 struct gui_data *inst = dctx->inst;
1537 GdkGC *gc = dctx->gc;
1539 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1541 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
1542 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
1543 if (attr & ATTR_REVERSE) {
1548 if (inst->cfg.bold_colour && (attr & ATTR_BOLD))
1550 if (inst->cfg.bold_colour && (attr & ATTR_BLINK))
1552 if (attr & TATTR_ACTCURS) {
1557 fontid = shadow = 0;
1559 if (attr & ATTR_WIDE) {
1566 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1567 if (inst->fonts[fontid | 1])
1573 if (lattr != LATTR_NORM) {
1575 if (x >= inst->term->cols)
1577 if (x + len*2*widefactor > inst->term->cols)
1578 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1586 r.x = x*inst->font_width+inst->cfg.window_border;
1587 r.y = y*inst->font_height+inst->cfg.window_border;
1588 r.width = rlen*widefactor*inst->font_width;
1589 r.height = inst->font_height;
1590 gdk_gc_set_clip_rectangle(gc, &r);
1593 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1594 gdk_draw_rectangle(inst->pixmap, gc, 1,
1595 x*inst->font_width+inst->cfg.window_border,
1596 y*inst->font_height+inst->cfg.window_border,
1597 rlen*widefactor*inst->font_width, inst->font_height);
1599 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1606 wcs = smalloc(sizeof(wchar_t) * (len+1));
1607 for (i = 0; i < len; i++) {
1608 wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
1611 if (inst->fonts[fontid] == NULL) {
1613 * The font for this contingency does not exist.
1614 * Typically this means we've been given ATTR_WIDE
1615 * character and have no wide font. So we display
1616 * nothing at all; such is life.
1618 } else if (inst->fontinfo[fontid].is_wide) {
1620 * At least one version of gdk_draw_text_wc() has a
1621 * weird bug whereby it reads `len' elements of the
1622 * input string, but only draws `len/2'. Hence I'm
1623 * going to make its input array twice as long as it
1624 * theoretically needs to be, and pass in twice the
1625 * actual number of characters. If a fixed gdk actually
1626 * takes the doubled length seriously, then (a) the
1627 * array will stand scrutiny up to the full length, (b)
1628 * the spare elements of the array are full of zeroes
1629 * which will probably be an empty glyph in the font,
1630 * and (c) the clip rectangle should prevent it causing
1633 gwcs = smalloc(sizeof(GdkWChar) * (len*2+1));
1634 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
1636 * FIXME: when we have a wide-char equivalent of
1637 * from_unicode, use it instead of this.
1639 for (i = 0; i <= len; i++)
1641 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
1642 x*inst->font_width+inst->cfg.window_border,
1643 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1647 gcs = smalloc(sizeof(GdkWChar) * (len+1));
1648 wc_to_mb(inst->fontinfo[fontid].charset, 0,
1649 wcs, len, gcs, len, ".", NULL);
1650 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1651 x*inst->font_width+inst->cfg.window_border,
1652 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1660 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1661 x*inst->font_width+inst->cfg.window_border + inst->cfg.shadowboldoffset,
1662 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1666 if (attr & ATTR_UNDER) {
1667 int uheight = inst->fonts[0]->ascent + 1;
1668 if (uheight >= inst->font_height)
1669 uheight = inst->font_height - 1;
1670 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
1671 y*inst->font_height + uheight + inst->cfg.window_border,
1672 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
1673 y*inst->font_height + uheight + inst->cfg.window_border);
1676 if (lattr != LATTR_NORM) {
1678 * I can't find any plausible StretchBlt equivalent in the
1679 * X server, so I'm going to do this the slow and painful
1680 * way. This will involve repeated calls to
1681 * gdk_draw_pixmap() to stretch the text horizontally. It's
1682 * O(N^2) in time and O(N) in network bandwidth, but you
1683 * try thinking of a better way. :-(
1686 for (i = 0; i < len * widefactor * inst->font_width; i++) {
1687 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1688 x*inst->font_width+inst->cfg.window_border + 2*i,
1689 y*inst->font_height+inst->cfg.window_border,
1690 x*inst->font_width+inst->cfg.window_border + 2*i+1,
1691 y*inst->font_height+inst->cfg.window_border,
1692 len * inst->font_width - i, inst->font_height);
1695 if (lattr != LATTR_WIDE) {
1697 /* Now stretch vertically, in the same way. */
1698 if (lattr == LATTR_BOT)
1702 for (i = 0; i < inst->font_height; i+=2) {
1703 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1704 x*inst->font_width+inst->cfg.window_border,
1705 y*inst->font_height+inst->cfg.window_border+dt*i+db,
1706 x*widefactor*inst->font_width+inst->cfg.window_border,
1707 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
1708 len * inst->font_width, inst->font_height-i-1);
1714 void do_text(Context ctx, int x, int y, char *text, int len,
1715 unsigned long attr, int lattr)
1717 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1718 struct gui_data *inst = dctx->inst;
1719 GdkGC *gc = dctx->gc;
1722 do_text_internal(ctx, x, y, text, len, attr, lattr);
1724 if (attr & ATTR_WIDE) {
1730 if (lattr != LATTR_NORM) {
1732 if (x >= inst->term->cols)
1734 if (x + len*2*widefactor > inst->term->cols)
1735 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1739 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1740 x*inst->font_width+inst->cfg.window_border,
1741 y*inst->font_height+inst->cfg.window_border,
1742 x*inst->font_width+inst->cfg.window_border,
1743 y*inst->font_height+inst->cfg.window_border,
1744 len*widefactor*inst->font_width, inst->font_height);
1747 void do_cursor(Context ctx, int x, int y, char *text, int len,
1748 unsigned long attr, int lattr)
1750 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1751 struct gui_data *inst = dctx->inst;
1752 GdkGC *gc = dctx->gc;
1754 int passive, widefactor;
1756 if (attr & TATTR_PASCURS) {
1757 attr &= ~TATTR_PASCURS;
1761 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
1762 attr &= ~TATTR_ACTCURS;
1764 do_text_internal(ctx, x, y, text, len, attr, lattr);
1766 if (attr & ATTR_WIDE) {
1772 if (lattr != LATTR_NORM) {
1774 if (x >= inst->term->cols)
1776 if (x + len*2*widefactor > inst->term->cols)
1777 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1781 if (inst->cfg.cursor_type == 0) {
1783 * An active block cursor will already have been done by
1784 * the above do_text call, so we only need to do anything
1788 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1789 gdk_draw_rectangle(inst->pixmap, gc, 0,
1790 x*inst->font_width+inst->cfg.window_border,
1791 y*inst->font_height+inst->cfg.window_border,
1792 len*inst->font_width-1, inst->font_height-1);
1796 int startx, starty, dx, dy, length, i;
1800 if ((attr & ATTR_WIDE) || lattr != LATTR_NORM)
1801 char_width = 2*inst->font_width;
1803 char_width = inst->font_width;
1805 if (inst->cfg.cursor_type == 1) {
1806 uheight = inst->fonts[0]->ascent + 1;
1807 if (uheight >= inst->font_height)
1808 uheight = inst->font_height - 1;
1810 startx = x * inst->font_width + inst->cfg.window_border;
1811 starty = y * inst->font_height + inst->cfg.window_border + uheight;
1814 length = len * char_width;
1817 if (attr & TATTR_RIGHTCURS)
1818 xadjust = char_width - 1;
1819 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
1820 starty = y * inst->font_height + inst->cfg.window_border;
1823 length = inst->font_height;
1826 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1828 for (i = 0; i < length; i++) {
1830 gdk_draw_point(inst->pixmap, gc, startx, starty);
1836 gdk_draw_line(inst->pixmap, gc, startx, starty,
1837 startx + (length-1) * dx, starty + (length-1) * dy);
1841 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1842 x*inst->font_width+inst->cfg.window_border,
1843 y*inst->font_height+inst->cfg.window_border,
1844 x*inst->font_width+inst->cfg.window_border,
1845 y*inst->font_height+inst->cfg.window_border,
1846 len*widefactor*inst->font_width, inst->font_height);
1849 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
1852 * Truly hideous hack: GTK doesn't allow us to set the mouse
1853 * cursor foreground and background colours unless we've _also_
1854 * created our own cursor from bitmaps. Therefore, I need to
1855 * load the `cursor' font and draw glyphs from it on to
1856 * pixmaps, in order to construct my cursors with the fg and bg
1857 * I want. This is a gross hack, but it's more self-contained
1858 * than linking in Xlib to find the X window handle to
1859 * inst->area and calling XRecolorCursor, and it's more
1860 * futureproof than hard-coding the shapes as bitmap arrays.
1862 static GdkFont *cursor_font = NULL;
1863 GdkPixmap *source, *mask;
1865 GdkColor cfg = { 0, 65535, 65535, 65535 };
1866 GdkColor cbg = { 0, 0, 0, 0 };
1867 GdkColor dfg = { 1, 65535, 65535, 65535 };
1868 GdkColor dbg = { 0, 0, 0, 0 };
1871 gint lb, rb, wid, asc, desc, w, h, x, y;
1873 if (cursor_val == -2) {
1874 gdk_font_unref(cursor_font);
1878 if (cursor_val >= 0 && !cursor_font)
1879 cursor_font = gdk_font_load("cursor");
1882 * Get the text extent of the cursor in question. We use the
1883 * mask character for this, because it's typically slightly
1884 * bigger than the main character.
1886 if (cursor_val >= 0) {
1888 text[0] = (char)cursor_val + 1;
1889 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
1890 w = rb-lb; h = asc+desc; x = -lb; y = asc;
1896 source = gdk_pixmap_new(NULL, w, h, 1);
1897 mask = gdk_pixmap_new(NULL, w, h, 1);
1900 * Draw the mask character on the mask pixmap.
1902 gc = gdk_gc_new(mask);
1903 gdk_gc_set_foreground(gc, &dbg);
1904 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
1905 if (cursor_val >= 0) {
1907 text[0] = (char)cursor_val + 1;
1908 gdk_gc_set_foreground(gc, &dfg);
1909 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
1914 * Draw the main character on the source pixmap.
1916 gc = gdk_gc_new(source);
1917 gdk_gc_set_foreground(gc, &dbg);
1918 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
1919 if (cursor_val >= 0) {
1921 text[0] = (char)cursor_val;
1922 gdk_gc_set_foreground(gc, &dfg);
1923 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
1928 * Create the cursor.
1930 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
1935 gdk_pixmap_unref(source);
1936 gdk_pixmap_unref(mask);
1941 void modalfatalbox(char *p, ...)
1944 fprintf(stderr, "FATAL ERROR: ");
1946 vfprintf(stderr, p, ap);
1948 fputc('\n', stderr);
1952 char *get_x_display(void *frontend)
1954 return gdk_get_display();
1957 static void help(FILE *fp) {
1959 "pterm option summary:\n"
1961 " --display DISPLAY Specify X display to use (note '--')\n"
1962 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1963 " -fn FONT Normal text font\n"
1964 " -fb FONT Bold text font\n"
1965 " -geometry WIDTHxHEIGHT Size of terminal in characters\n"
1966 " -sl LINES Number of lines of scrollback\n"
1967 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1968 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1969 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1970 " -T TITLE Window title\n"
1971 " -ut, +ut Do(default) or do not update utmp\n"
1972 " -ls, +ls Do(default) or do not make shell a login shell\n"
1973 " -sb, +sb Do(default) or do not display a scrollbar\n"
1974 " -log PATH Log all output to a file\n"
1975 " -nethack Map numeric keypad to hjklyubn direction keys\n"
1976 " -xrm RESOURCE-STRING Set an X resource\n"
1977 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
1978 ) < 0 || fflush(fp) < 0) {
1979 perror("output error");
1984 int do_cmdline(int argc, char **argv, int do_everything, Config *cfg)
1987 extern char **pty_argv; /* declared in pty.c */
1990 * Macros to make argument handling easier. Note that because
1991 * they need to call `continue', they cannot be contained in
1992 * the usual do {...} while (0) wrapper to make them
1993 * syntactically single statements; hence it is not legal to
1994 * use one of these macros as an unbraced statement between
1997 #define EXPECTS_ARG { \
1998 if (--argc <= 0) { \
2000 fprintf(stderr, "pterm: %s expects an argument\n", p); \
2005 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2014 while (--argc > 0) {
2016 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2019 strncpy(cfg->font, val, sizeof(cfg->font));
2020 cfg->font[sizeof(cfg->font)-1] = '\0';
2022 } else if (!strcmp(p, "-fb")) {
2025 strncpy(cfg->boldfont, val, sizeof(cfg->boldfont));
2026 cfg->boldfont[sizeof(cfg->boldfont)-1] = '\0';
2028 } else if (!strcmp(p, "-fw")) {
2031 strncpy(cfg->widefont, val, sizeof(cfg->widefont));
2032 cfg->widefont[sizeof(cfg->widefont)-1] = '\0';
2034 } else if (!strcmp(p, "-fwb")) {
2037 strncpy(cfg->wideboldfont, val, sizeof(cfg->wideboldfont));
2038 cfg->wideboldfont[sizeof(cfg->wideboldfont)-1] = '\0';
2040 } else if (!strcmp(p, "-cs")) {
2043 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2044 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2046 } else if (!strcmp(p, "-geometry")) {
2047 int flags, x, y, w, h;
2051 flags = XParseGeometry(val, &x, &y, &w, &h);
2052 if (flags & WidthValue)
2054 if (flags & HeightValue)
2058 * Apparently setting the initial window position is
2059 * difficult in GTK 1.2. Not entirely sure why this
2060 * should be. 2.0 has gtk_window_parse_geometry(),
2061 * which would help... For the moment, though, I can't
2062 * be bothered with this.
2065 } else if (!strcmp(p, "-sl")) {
2068 cfg->savelines = atoi(val);
2070 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2071 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2072 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2077 if (!gdk_color_parse(val, &col)) {
2079 fprintf(stderr, "pterm: unable to parse colour \"%s\"\n", val);
2082 index = (!strcmp(p, "-fg") ? 0 :
2083 !strcmp(p, "-bg") ? 2 :
2084 !strcmp(p, "-bfg") ? 1 :
2085 !strcmp(p, "-bbg") ? 3 :
2086 !strcmp(p, "-cfg") ? 4 :
2087 !strcmp(p, "-cbg") ? 5 : -1);
2088 assert(index != -1);
2089 cfg->colours[index][0] = col.red / 256;
2090 cfg->colours[index][1] = col.green / 256;
2091 cfg->colours[index][2] = col.blue / 256;
2094 } else if (!strcmp(p, "-e")) {
2095 /* This option swallows all further arguments. */
2101 pty_argv = smalloc((argc+1) * sizeof(char *));
2103 for (i = 0; i < argc; i++)
2104 pty_argv[i] = argv[i];
2105 pty_argv[argc] = NULL;
2106 break; /* finished command-line processing */
2108 err = 1, fprintf(stderr, "pterm: -e expects an argument\n");
2110 } else if (!strcmp(p, "-T")) {
2113 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2114 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2116 } else if (!strcmp(p, "-log")) {
2119 strncpy(cfg->logfilename, val, sizeof(cfg->logfilename));
2120 cfg->logfilename[sizeof(cfg->logfilename)-1] = '\0';
2121 cfg->logtype = LGTYP_DEBUG;
2123 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2125 cfg->stamp_utmp = 0;
2127 } else if (!strcmp(p, "-ut")) {
2129 cfg->stamp_utmp = 1;
2131 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2133 cfg->login_shell = 0;
2135 } else if (!strcmp(p, "-ls")) {
2137 cfg->login_shell = 1;
2139 } else if (!strcmp(p, "-nethack")) {
2141 cfg->nethack_keypad = 1;
2143 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2147 } else if (!strcmp(p, "-sb")) {
2151 } else if (!strcmp(p, "-name")) {
2155 } else if (!strcmp(p, "-xrm")) {
2157 provide_xrm_string(val);
2159 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2165 fprintf(stderr, "pterm: unrecognized option '%s'\n", p);
2172 static void block_signal(int sig, int block_it) {
2176 sigaddset(&ss, sig);
2177 if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
2178 perror("sigprocmask");
2184 * This function retrieves the character set encoding of a font. It
2185 * returns the character set without the X11 hack (in case the user
2186 * asks to use the font's own encoding).
2188 static int set_font_info(struct gui_data *inst, int fontid)
2190 GdkFont *font = inst->fonts[fontid];
2191 XFontStruct *xfs = GDK_FONT_XFONT(font);
2192 Display *disp = GDK_FONT_XDISPLAY(font);
2193 Atom charset_registry, charset_encoding;
2194 unsigned long registry_ret, encoding_ret;
2195 int retval = CS_NONE;
2197 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2198 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2199 inst->fontinfo[fontid].charset = CS_NONE;
2200 inst->fontinfo[fontid].is_wide = 0;
2201 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2202 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2204 reg = XGetAtomName(disp, (Atom)registry_ret);
2205 enc = XGetAtomName(disp, (Atom)encoding_ret);
2207 char *encoding = dupcat(reg, "-", enc, NULL);
2208 retval = inst->fontinfo[fontid].charset =
2209 charset_from_xenc(encoding);
2210 /* FIXME: when libcharset supports wide encodings fix this. */
2211 if (!strcasecmp(encoding, "iso10646-1")) {
2212 inst->fontinfo[fontid].is_wide = 1;
2217 * Hack for X line-drawing characters: if the primary
2218 * font is encoded as ISO-8859-anything, and has valid
2219 * glyphs in the first 32 char positions, it is assumed
2220 * that those glyphs are the VT100 line-drawing
2223 * Actually, we'll hack even harder by only checking
2224 * position 0x19 (vertical line, VT100 linedrawing
2225 * `x'). Then we can check it easily by seeing if the
2226 * ascent and descent differ.
2228 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2229 int lb, rb, wid, asc, desc;
2234 gdk_string_extents(inst->fonts[fontid], text,
2235 &lb, &rb, &wid, &asc, &desc);
2237 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2247 int main(int argc, char **argv)
2249 extern int pty_master_fd; /* declared in pty.c */
2250 extern void pty_pre_init(void); /* declared in pty.c */
2251 struct gui_data *inst;
2254 /* defer any child exit handling until we're ready to deal with
2256 block_signal(SIGCHLD, 1);
2260 gtk_init(&argc, &argv);
2263 * Create an instance structure and initialise to zeroes
2265 inst = smalloc(sizeof(*inst));
2266 memset(inst, 0, sizeof(*inst));
2267 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
2269 if (do_cmdline(argc, argv, 0, &inst->cfg))
2270 exit(1); /* pre-defaults pass to get -class */
2271 do_defaults(NULL, &inst->cfg);
2272 if (do_cmdline(argc, argv, 1, &inst->cfg))
2273 exit(1); /* post-defaults, do everything */
2275 inst->fonts[0] = gdk_font_load(inst->cfg.font);
2276 if (!inst->fonts[0]) {
2277 fprintf(stderr, "pterm: unable to load font \"%s\"\n", inst->cfg.font);
2280 font_charset = set_font_info(inst, 0);
2281 if (inst->cfg.boldfont[0]) {
2282 inst->fonts[1] = gdk_font_load(inst->cfg.boldfont);
2283 if (!inst->fonts[1]) {
2284 fprintf(stderr, "pterm: unable to load bold font \"%s\"\n",
2285 inst->cfg.boldfont);
2288 set_font_info(inst, 1);
2290 inst->fonts[1] = NULL;
2291 if (inst->cfg.widefont[0]) {
2292 inst->fonts[2] = gdk_font_load(inst->cfg.widefont);
2293 if (!inst->fonts[2]) {
2294 fprintf(stderr, "pterm: unable to load wide font \"%s\"\n",
2295 inst->cfg.boldfont);
2298 set_font_info(inst, 2);
2300 inst->fonts[2] = NULL;
2301 if (inst->cfg.wideboldfont[0]) {
2302 inst->fonts[3] = gdk_font_load(inst->cfg.wideboldfont);
2303 if (!inst->fonts[3]) {
2304 fprintf(stderr, "pterm: unable to load wide/bold font \"%s\"\n",
2305 inst->cfg.boldfont);
2308 set_font_info(inst, 3);
2310 inst->fonts[3] = NULL;
2312 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2313 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2315 inst->compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
2316 inst->utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
2318 inst->direct_to_font = init_ucs(inst->cfg.line_codepage, font_charset);
2320 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2322 if (inst->cfg.wintitle[0])
2323 set_title(inst, inst->cfg.wintitle);
2325 set_title(inst, "pterm");
2328 * Set up the colour map.
2330 palette_reset(inst);
2332 inst->area = gtk_drawing_area_new();
2333 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
2334 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
2335 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
2336 if (inst->cfg.scrollbar) {
2337 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2338 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
2340 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
2341 if (inst->cfg.scrollbar) {
2342 if (inst->cfg.scrollbar_on_left)
2343 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2345 gtk_box_pack_end(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2347 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
2349 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
2353 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2354 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2355 geom.max_width = geom.max_height = -1;
2356 geom.base_width = 2*inst->cfg.window_border;
2357 geom.base_height = 2*inst->cfg.window_border;
2358 geom.width_inc = inst->font_width;
2359 geom.height_inc = inst->font_height;
2360 geom.min_aspect = geom.max_aspect = 0;
2361 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2362 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2363 GDK_HINT_RESIZE_INC);
2366 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
2367 GTK_SIGNAL_FUNC(destroy), inst);
2368 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
2369 GTK_SIGNAL_FUNC(delete_window), inst);
2370 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
2371 GTK_SIGNAL_FUNC(key_event), inst);
2372 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
2373 GTK_SIGNAL_FUNC(key_event), inst);
2374 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
2375 GTK_SIGNAL_FUNC(focus_event), inst);
2376 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
2377 GTK_SIGNAL_FUNC(focus_event), inst);
2378 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
2379 GTK_SIGNAL_FUNC(configure_area), inst);
2380 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
2381 GTK_SIGNAL_FUNC(expose_area), inst);
2382 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
2383 GTK_SIGNAL_FUNC(button_event), inst);
2384 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
2385 GTK_SIGNAL_FUNC(button_event), inst);
2386 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
2387 GTK_SIGNAL_FUNC(motion_event), inst);
2388 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
2389 GTK_SIGNAL_FUNC(selection_received), inst);
2390 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
2391 GTK_SIGNAL_FUNC(selection_get), inst);
2392 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
2393 GTK_SIGNAL_FUNC(selection_clear), inst);
2394 if (inst->cfg.scrollbar)
2395 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
2396 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
2397 gtk_timeout_add(20, timer_func, inst);
2398 gtk_widget_add_events(GTK_WIDGET(inst->area),
2399 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
2400 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
2401 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
2403 gtk_widget_show(inst->area);
2404 if (inst->cfg.scrollbar)
2405 gtk_widget_show(inst->sbar);
2406 gtk_widget_show(GTK_WIDGET(inst->hbox));
2407 gtk_widget_show(inst->window);
2409 set_window_background(inst);
2411 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
2412 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
2413 inst->blankcursor = make_mouse_ptr(inst, -1);
2414 make_mouse_ptr(inst, -2); /* clean up cursor font */
2415 inst->currcursor = inst->textcursor;
2416 show_mouseptr(inst, 1);
2418 inst->term = term_init(&inst->cfg, inst);
2419 inst->logctx = log_init(inst, &inst->cfg);
2420 term_provide_logctx(inst->term, inst->logctx);
2422 inst->back = &pty_backend;
2423 inst->back->init((void *)inst->term, &inst->backhandle, &inst->cfg,
2425 inst->back->provide_logctx(inst->backhandle, inst->logctx);
2427 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
2429 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
2432 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle, inst);
2433 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
2435 inst->master_fd = pty_master_fd;
2436 inst->exited = FALSE;
2437 inst->master_func_id = gdk_input_add(pty_master_fd, GDK_INPUT_READ,
2438 pty_input_func, inst);
2440 /* now we're reday to deal with the child exit handler being
2442 block_signal(SIGCHLD, 0);