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;
70 struct unicode_data ucsdata;
76 struct gui_data *inst;
79 static int send_raw_mouse;
81 static char *app_name = "pterm";
83 char *x_get_default(const char *key)
85 return XGetDefault(GDK_DISPLAY(), app_name, key);
89 * Default settings that are specific to pterm.
91 char *platform_default_s(const char *name)
93 if (!strcmp(name, "Font"))
94 return "fixed"; /* COE_NORMAL works badly in an xterm */
98 int platform_default_i(const char *name, int def)
100 if (!strcmp(name, "CloseOnExit"))
101 return COE_ALWAYS; /* COE_NORMAL works badly in an xterm */
105 void ldisc_update(void *frontend, int echo, int edit)
108 * This is a stub in pterm. If I ever produce a Unix
109 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
110 * then it will require some termios manoeuvring analogous to
111 * that in the Windows plink.c, but here it's meaningless.
115 int askappend(void *frontend, char *filename)
118 * Logging in an xterm-alike is liable to be something you only
119 * do at serious diagnostic need. Hence, I'm going to take the
120 * easy option for now and assume we always want to overwrite
121 * log files. I can always make it properly configurable later.
126 void logevent(void *frontend, char *string)
129 * This is not a very helpful function: events are logged
130 * pretty much exclusively by the back end, and our pty back
131 * end is self-contained. So we need do nothing.
135 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
137 struct gui_data *inst = (struct gui_data *)frontend;
140 return inst->font_height;
142 return inst->font_width;
146 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
147 * into a cooked one (SELECT, EXTEND, PASTE).
149 * In Unix, this is not configurable; the X button arrangement is
150 * rock-solid across all applications, everyone has a three-button
151 * mouse or a means of faking it, and there is no need to switch
152 * buttons around at all.
154 static Mouse_Button translate_button(void *frontend, Mouse_Button button)
156 /* struct gui_data *inst = (struct gui_data *)frontend; */
158 if (button == MBT_LEFT)
160 if (button == MBT_MIDDLE)
162 if (button == MBT_RIGHT)
164 return 0; /* shouldn't happen */
168 * Minimise or restore the window in response to a server-side
171 void set_iconic(void *frontend, int iconic)
174 * GTK 1.2 doesn't know how to do this.
176 #if GTK_CHECK_VERSION(2,0,0)
177 struct gui_data *inst = (struct gui_data *)frontend;
179 gtk_window_iconify(GTK_WINDOW(inst->window));
181 gtk_window_deiconify(GTK_WINDOW(inst->window));
186 * Move the window in response to a server-side request.
188 void move_window(void *frontend, int x, int y)
190 struct gui_data *inst = (struct gui_data *)frontend;
192 * I assume that when the GTK version of this call is available
193 * we should use it. Not sure how it differs from the GDK one,
196 #if GTK_CHECK_VERSION(2,0,0)
197 gtk_window_move(GTK_WINDOW(inst->window), x, y);
199 gdk_window_move(inst->window->window, x, y);
204 * Move the window to the top or bottom of the z-order in response
205 * to a server-side request.
207 void set_zorder(void *frontend, int top)
209 struct gui_data *inst = (struct gui_data *)frontend;
211 gdk_window_raise(inst->window->window);
213 gdk_window_lower(inst->window->window);
217 * Refresh the window in response to a server-side request.
219 void refresh_window(void *frontend)
221 struct gui_data *inst = (struct gui_data *)frontend;
222 term_invalidate(inst->term);
226 * Maximise or restore the window in response to a server-side
229 void set_zoomed(void *frontend, int zoomed)
232 * GTK 1.2 doesn't know how to do this.
234 #if GTK_CHECK_VERSION(2,0,0)
235 struct gui_data *inst = (struct gui_data *)frontend;
237 gtk_window_maximize(GTK_WINDOW(inst->window));
239 gtk_window_unmaximize(GTK_WINDOW(inst->window));
244 * Report whether the window is iconic, for terminal reports.
246 int is_iconic(void *frontend)
248 struct gui_data *inst = (struct gui_data *)frontend;
249 return !gdk_window_is_viewable(inst->window->window);
253 * Report the window's position, for terminal reports.
255 void get_window_pos(void *frontend, int *x, int *y)
257 struct gui_data *inst = (struct gui_data *)frontend;
259 * I assume that when the GTK version of this call is available
260 * we should use it. Not sure how it differs from the GDK one,
263 #if GTK_CHECK_VERSION(2,0,0)
264 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
266 gdk_window_get_position(inst->window->window, x, y);
271 * Report the window's pixel size, for terminal reports.
273 void get_window_pixels(void *frontend, int *x, int *y)
275 struct gui_data *inst = (struct gui_data *)frontend;
277 * I assume that when the GTK version of this call is available
278 * we should use it. Not sure how it differs from the GDK one,
281 #if GTK_CHECK_VERSION(2,0,0)
282 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
284 gdk_window_get_size(inst->window->window, x, y);
289 * Return the window or icon title.
291 char *get_window_title(void *frontend, int icon)
293 struct gui_data *inst = (struct gui_data *)frontend;
294 return icon ? inst->wintitle : inst->icontitle;
297 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
300 * We could implement warn-on-close here if we really wanted
306 static void show_mouseptr(struct gui_data *inst, int show)
308 if (!inst->cfg.hide_mouseptr)
311 gdk_window_set_cursor(inst->area->window, inst->currcursor);
313 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
314 inst->mouseptr_visible = show;
317 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
319 struct gui_data *inst = (struct gui_data *)data;
320 int w, h, need_size = 0;
322 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
323 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
325 if (w != inst->cfg.width || h != inst->cfg.height) {
327 gdk_pixmap_unref(inst->pixmap);
331 inst->cfg.height = h;
337 inst->pixmap = gdk_pixmap_new(widget->window,
338 (inst->cfg.width * inst->font_width +
339 2*inst->cfg.window_border),
340 (inst->cfg.height * inst->font_height +
341 2*inst->cfg.window_border), -1);
343 gc = gdk_gc_new(inst->area->window);
344 gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */
345 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
346 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
347 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
352 term_size(inst->term, h, w, inst->cfg.savelines);
358 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
360 struct gui_data *inst = (struct gui_data *)data;
363 * Pass the exposed rectangle to terminal.c, which will call us
364 * back to do the actual painting.
367 gdk_draw_pixmap(widget->window,
368 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
370 event->area.x, event->area.y,
371 event->area.x, event->area.y,
372 event->area.width, event->area.height);
377 #define KEY_PRESSED(k) \
378 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
380 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
382 struct gui_data *inst = (struct gui_data *)data;
386 /* By default, nothing is generated. */
390 * If Alt is being released after typing an Alt+numberpad
391 * sequence, we should generate the code that was typed.
393 * Note that we only do this if more than one key was actually
394 * pressed - I don't think Alt+NumPad4 should be ^D or that
395 * Alt+NumPad3 should be ^C, for example. There's no serious
396 * inconvenience in having to type a zero before a single-digit
399 if (event->type == GDK_KEY_RELEASE &&
400 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
401 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
402 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
404 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
406 output[0] = inst->alt_keycode;
411 if (event->type == GDK_KEY_PRESS) {
415 printf("keypress: keyval = %04x, state = %08x; string =",
416 event->keyval, event->state);
417 for (i = 0; event->string[i]; i++)
418 printf(" %02x", (unsigned char) event->string[i]);
424 * NYI: Compose key (!!! requires Unicode faff before even trying)
428 * If Alt has just been pressed, we start potentially
429 * accumulating an Alt+numberpad code. We do this by
430 * setting alt_keycode to -1 (nothing yet but plausible).
432 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
433 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
434 inst->alt_keycode = -1;
435 inst->alt_digits = 0;
436 goto done; /* this generates nothing else */
440 * If we're seeing a numberpad key press with Mod1 down,
441 * consider adding it to alt_keycode if that's sensible.
442 * Anything _else_ with Mod1 down cancels any possibility
443 * of an ALT keycode: we set alt_keycode to -2.
445 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
447 switch (event->keyval) {
448 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
449 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
450 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
451 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
452 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
453 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
454 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
455 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
456 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
457 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
460 inst->alt_keycode = -2; /* it's invalid */
463 printf("Adding digit %d to keycode %d", digit,
466 if (inst->alt_keycode == -1)
467 inst->alt_keycode = digit; /* one-digit code */
469 inst->alt_keycode = inst->alt_keycode * 10 + digit;
472 printf(" gives new code %d\n", inst->alt_keycode);
474 /* Having used this digit, we now do nothing more with it. */
480 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
483 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
484 term_scroll(inst->term, 0, -inst->cfg.height/2);
487 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
488 term_scroll(inst->term, 0, -1);
491 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
492 term_scroll(inst->term, 0, +inst->cfg.height/2);
495 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
496 term_scroll(inst->term, 0, +1);
501 * Neither does Shift-Ins.
503 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
508 /* ALT+things gives leading Escape. */
510 strncpy(output+1, event->string, 31);
512 end = strlen(output);
513 if (event->state & GDK_MOD1_MASK) {
515 if (end == 1) end = 0;
519 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
520 if (!event->string[0] && event->keyval == '`' &&
521 (event->state & GDK_CONTROL_MASK)) {
526 /* Control-Break is the same as Control-C */
527 if (event->keyval == GDK_Break &&
528 (event->state & GDK_CONTROL_MASK)) {
533 /* Control-2, Control-Space and Control-@ are NUL */
534 if (!event->string[0] &&
535 (event->keyval == ' ' || event->keyval == '2' ||
536 event->keyval == '@') &&
537 (event->state & (GDK_SHIFT_MASK |
538 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
543 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
544 if (!event->string[0] && event->keyval == ' ' &&
545 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
546 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
551 /* We don't let GTK tell us what Backspace is! We know better. */
552 if (event->keyval == GDK_BackSpace &&
553 !(event->state & GDK_SHIFT_MASK)) {
554 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
557 /* For Shift Backspace, do opposite of what is configured. */
558 if (event->keyval == GDK_BackSpace &&
559 (event->state & GDK_SHIFT_MASK)) {
560 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
564 /* Shift-Tab is ESC [ Z */
565 if (event->keyval == GDK_ISO_Left_Tab ||
566 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
567 end = 1 + sprintf(output+1, "\033[Z");
571 * NetHack keypad mode.
573 if (inst->cfg.nethack_keypad) {
575 switch (event->keyval) {
576 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
577 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
578 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
579 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
580 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
581 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
582 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
583 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
584 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
588 if (event->state & GDK_SHIFT_MASK)
597 * Application keypad mode.
599 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
601 switch (event->keyval) {
602 case GDK_Num_Lock: xkey = 'P'; break;
603 case GDK_KP_Divide: xkey = 'Q'; break;
604 case GDK_KP_Multiply: xkey = 'R'; break;
605 case GDK_KP_Subtract: xkey = 'S'; break;
607 * Keypad + is tricky. It covers a space that would
608 * be taken up on the VT100 by _two_ keys; so we
609 * let Shift select between the two. Worse still,
610 * in xterm function key mode we change which two...
613 if (inst->cfg.funky_type == 2) {
614 if (event->state & GDK_SHIFT_MASK)
618 } else if (event->state & GDK_SHIFT_MASK)
623 case GDK_KP_Enter: xkey = 'M'; break;
624 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
625 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
626 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
627 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
628 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
629 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
630 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
631 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
632 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
633 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
634 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
637 if (inst->term->vt52_mode) {
638 if (xkey >= 'P' && xkey <= 'S')
639 end = 1 + sprintf(output+1, "\033%c", xkey);
641 end = 1 + sprintf(output+1, "\033?%c", xkey);
643 end = 1 + sprintf(output+1, "\033O%c", xkey);
649 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
650 * for integer decimal nn.)
652 * We also deal with the weird ones here. Linux VCs replace F1
653 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
654 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
659 switch (event->keyval) {
661 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
664 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
667 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
670 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
673 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
676 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
679 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
682 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
685 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
688 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
721 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
722 case GDK_Home: case GDK_KP_Home:
725 case GDK_Insert: case GDK_KP_Insert:
728 case GDK_Delete: case GDK_KP_Delete:
731 case GDK_End: case GDK_KP_End:
734 case GDK_Page_Up: case GDK_KP_Page_Up:
737 case GDK_Page_Down: case GDK_KP_Page_Down:
741 /* Reorder edit keys to physical order */
742 if (inst->cfg.funky_type == 3 && code <= 6)
743 code = "\0\2\1\4\5\3\6"[code];
745 if (inst->term->vt52_mode && code > 0 && code <= 6) {
746 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
750 if (inst->cfg.funky_type == 5 && /* SCO function keys */
751 code >= 11 && code <= 34) {
752 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
754 switch (event->keyval) {
755 case GDK_F1: index = 0; break;
756 case GDK_F2: index = 1; break;
757 case GDK_F3: index = 2; break;
758 case GDK_F4: index = 3; break;
759 case GDK_F5: index = 4; break;
760 case GDK_F6: index = 5; break;
761 case GDK_F7: index = 6; break;
762 case GDK_F8: index = 7; break;
763 case GDK_F9: index = 8; break;
764 case GDK_F10: index = 9; break;
765 case GDK_F11: index = 10; break;
766 case GDK_F12: index = 11; break;
768 if (event->state & GDK_SHIFT_MASK) index += 12;
769 if (event->state & GDK_CONTROL_MASK) index += 24;
770 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
773 if (inst->cfg.funky_type == 5 && /* SCO small keypad */
774 code >= 1 && code <= 6) {
775 char codes[] = "HL.FIG";
780 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
784 if ((inst->term->vt52_mode || inst->cfg.funky_type == 4) &&
785 code >= 11 && code <= 24) {
791 if (inst->term->vt52_mode)
792 end = 1 + sprintf(output+1,
793 "\x1B%c", code + 'P' - 11 - offt);
795 end = 1 + sprintf(output+1,
796 "\x1BO%c", code + 'P' - 11 - offt);
799 if (inst->cfg.funky_type == 1 && code >= 11 && code <= 15) {
800 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
803 if (inst->cfg.funky_type == 2 && code >= 11 && code <= 14) {
804 if (inst->term->vt52_mode)
805 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
807 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
810 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
811 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
815 end = 1 + sprintf(output+1, "\x1B[%d~", code);
821 * Cursor keys. (This includes the numberpad cursor keys,
822 * if we haven't already done them due to app keypad mode.)
824 * Here we also process un-numlocked un-appkeypadded KP5,
825 * which sends ESC [ G.
829 switch (event->keyval) {
830 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
831 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
832 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
833 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
834 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
838 * The arrow keys normally do ESC [ A and so on. In
839 * app cursor keys mode they do ESC O A instead.
840 * Ctrl toggles the two modes.
842 if (inst->term->vt52_mode) {
843 end = 1 + sprintf(output+1, "\033%c", xkey);
844 } else if (!inst->term->app_cursor_keys ^
845 !(event->state & GDK_CONTROL_MASK)) {
846 end = 1 + sprintf(output+1, "\033O%c", xkey);
848 end = 1 + sprintf(output+1, "\033[%c", xkey);
861 printf("generating sequence:");
862 for (i = start; i < end; i++)
863 printf(" %02x", (unsigned char) output[i]);
867 if (!inst->direct_to_font) {
869 * The stuff we've just generated is assumed to be
870 * ISO-8859-1! This sounds insane, but `man
871 * XLookupString' agrees: strings of this type returned
872 * from the X server are hardcoded to 8859-1. Strictly
873 * speaking we should be doing this using some sort of
874 * GtkIMContext, which (if we're lucky) would give us
875 * our data directly in Unicode; but that's not
876 * supported in GTK 1.2 as far as I can tell, and it's
877 * poorly documented even in 2.0, so it'll have to
880 lpage_send(inst->ldisc, CS_ISO8859_1, output+start, end-start, 1);
883 * In direct-to-font mode, we just send the string
884 * exactly as we received it.
886 ldisc_send(inst->ldisc, output+start, end-start, 1);
889 show_mouseptr(inst, 0);
890 term_seen_key_event(inst->term);
891 term_out(inst->term);
897 gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
899 struct gui_data *inst = (struct gui_data *)data;
900 int shift, ctrl, alt, x, y, button, act;
902 show_mouseptr(inst, 1);
904 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
905 term_scroll(inst->term, 0, -5);
908 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
909 term_scroll(inst->term, 0, +5);
913 shift = event->state & GDK_SHIFT_MASK;
914 ctrl = event->state & GDK_CONTROL_MASK;
915 alt = event->state & GDK_MOD1_MASK;
916 if (event->button == 1)
918 else if (event->button == 2)
920 else if (event->button == 3)
923 return FALSE; /* don't even know what button! */
925 switch (event->type) {
926 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
927 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
928 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
929 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
930 default: return FALSE; /* don't know this event type */
933 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
934 act != MA_CLICK && act != MA_RELEASE)
935 return TRUE; /* we ignore these in raw mouse mode */
937 x = (event->x - inst->cfg.window_border) / inst->font_width;
938 y = (event->y - inst->cfg.window_border) / inst->font_height;
940 term_mouse(inst->term, button, translate_button(button), act,
941 x, y, shift, ctrl, alt);
946 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
948 struct gui_data *inst = (struct gui_data *)data;
949 int shift, ctrl, alt, x, y, button;
951 show_mouseptr(inst, 1);
953 shift = event->state & GDK_SHIFT_MASK;
954 ctrl = event->state & GDK_CONTROL_MASK;
955 alt = event->state & GDK_MOD1_MASK;
956 if (event->state & GDK_BUTTON1_MASK)
958 else if (event->state & GDK_BUTTON2_MASK)
960 else if (event->state & GDK_BUTTON3_MASK)
963 return FALSE; /* don't even know what button! */
965 x = (event->x - inst->cfg.window_border) / inst->font_width;
966 y = (event->y - inst->cfg.window_border) / inst->font_height;
968 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
969 x, y, shift, ctrl, alt);
974 void done_with_pty(struct gui_data *inst)
976 extern void pty_close(void);
978 if (inst->master_fd >= 0) {
980 inst->master_fd = -1;
981 gtk_input_remove(inst->master_func_id);
984 if (!inst->exited && inst->back->exitcode(inst->backhandle) >= 0) {
985 int exitcode = inst->back->exitcode(inst->backhandle);
988 clean = WIFEXITED(exitcode) && (WEXITSTATUS(exitcode) == 0);
991 * Terminate now, if the Close On Exit setting is
994 if (inst->cfg.close_on_exit == COE_ALWAYS ||
995 (inst->cfg.close_on_exit == COE_NORMAL && clean))
999 * Otherwise, output an indication that the session has
1004 if (WIFEXITED(exitcode))
1005 sprintf(message, "\r\n[pterm: process terminated with exit"
1006 " code %d]\r\n", WEXITSTATUS(exitcode));
1007 else if (WIFSIGNALED(exitcode))
1008 #ifdef HAVE_NO_STRSIGNAL
1009 sprintf(message, "\r\n[pterm: process terminated on signal"
1010 " %d]\r\n", WTERMSIG(exitcode));
1012 sprintf(message, "\r\n[pterm: process terminated on signal"
1013 " %d (%.400s)]\r\n", WTERMSIG(exitcode),
1014 strsignal(WTERMSIG(exitcode)));
1016 from_backend((void *)inst->term, 0, message, strlen(message));
1022 void frontend_keypress(void *handle)
1024 struct gui_data *inst = (struct gui_data *)handle;
1027 * If our child process has exited but not closed, terminate on
1034 gint timer_func(gpointer data)
1036 struct gui_data *inst = (struct gui_data *)data;
1038 if (inst->back->exitcode(inst->backhandle) >= 0) {
1040 * The primary child process died. We could keep the
1041 * terminal open for remaining subprocesses to output to,
1042 * but conventional wisdom seems to feel that that's the
1043 * Wrong Thing for an xterm-alike, so we bail out now
1044 * (though we don't necessarily _close_ the window,
1045 * depending on the state of Close On Exit). This would be
1046 * easy enough to change or make configurable if necessary.
1048 done_with_pty(inst);
1051 term_update(inst->term);
1052 term_blink(inst->term, 0);
1056 void pty_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1058 struct gui_data *inst = (struct gui_data *)data;
1062 ret = read(sourcefd, buf, sizeof(buf));
1065 * Clean termination condition is that either ret == 0, or ret
1066 * < 0 and errno == EIO. Not sure why the latter, but it seems
1069 if (ret == 0 || (ret < 0 && errno == EIO)) {
1070 done_with_pty(inst);
1071 } else if (ret < 0) {
1072 perror("read pty master");
1075 from_backend(inst->term, 0, buf, ret);
1076 term_blink(inst->term, 1);
1077 term_out(inst->term);
1080 void destroy(GtkWidget *widget, gpointer data)
1085 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1087 struct gui_data *inst = (struct gui_data *)data;
1088 inst->term->has_focus = event->in;
1089 term_out(inst->term);
1090 term_update(inst->term);
1091 show_mouseptr(inst, 1);
1096 * set or clear the "raw mouse message" mode
1098 void set_raw_mouse_mode(void *frontend, int activate)
1100 struct gui_data *inst = (struct gui_data *)frontend;
1101 activate = activate && !inst->cfg.no_mouse_rep;
1102 send_raw_mouse = activate;
1104 inst->currcursor = inst->rawcursor;
1106 inst->currcursor = inst->textcursor;
1107 show_mouseptr(inst, inst->mouseptr_visible);
1110 void request_resize(void *frontend, int w, int h)
1112 struct gui_data *inst = (struct gui_data *)frontend;
1113 int large_x, large_y;
1114 int offset_x, offset_y;
1116 GtkRequisition inner, outer;
1119 * This is a heinous hack dreamed up by the gnome-terminal
1120 * people to get around a limitation in gtk. The problem is
1121 * that in order to set the size correctly we really need to be
1122 * calling gtk_window_resize - but that needs to know the size
1123 * of the _whole window_, not the drawing area. So what we do
1124 * is to set an artificially huge size request on the drawing
1125 * area, recompute the resulting size request on the window,
1126 * and look at the difference between the two. That gives us
1127 * the x and y offsets we need to translate drawing area size
1128 * into window size for real, and then we call
1129 * gtk_window_resize.
1133 * We start by retrieving the current size of the whole window.
1134 * Adding a bit to _that_ will give us a value we can use as a
1135 * bogus size request which guarantees to be bigger than the
1136 * current size of the drawing area.
1138 get_window_pixels(inst, &large_x, &large_y);
1142 #if GTK_CHECK_VERSION(2,0,0)
1143 gtk_widget_set_size_request(inst->area, large_x, large_y);
1145 gtk_widget_set_usize(inst->area, large_x, large_y);
1147 gtk_widget_size_request(inst->area, &inner);
1148 gtk_widget_size_request(inst->window, &outer);
1150 offset_x = outer.width - inner.width;
1151 offset_y = outer.height - inner.height;
1153 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1154 area_y = inst->font_height * h + 2*inst->cfg.window_border;
1157 * Now we must set the size request on the drawing area back to
1158 * something sensible before we commit the real resize. Best
1159 * way to do this, I think, is to set it to what the size is
1160 * really going to end up being.
1162 #if GTK_CHECK_VERSION(2,0,0)
1163 gtk_widget_set_size_request(inst->area, area_x, area_y);
1165 gtk_widget_set_usize(inst->area, area_x, area_y);
1168 #if GTK_CHECK_VERSION(2,0,0)
1169 gtk_window_resize(GTK_WINDOW(inst->window),
1170 area_x + offset_x, area_y + offset_y);
1172 gdk_window_resize(inst->window->window,
1173 area_x + offset_x, area_y + offset_y);
1177 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1179 gboolean success[1];
1181 inst->cols[n].red = r * 0x0101;
1182 inst->cols[n].green = g * 0x0101;
1183 inst->cols[n].blue = b * 0x0101;
1185 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1186 FALSE, FALSE, success);
1188 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1192 void set_window_background(struct gui_data *inst)
1194 if (inst->area && inst->area->window)
1195 gdk_window_set_background(inst->area->window, &inst->cols[18]);
1196 if (inst->window && inst->window->window)
1197 gdk_window_set_background(inst->window->window, &inst->cols[18]);
1200 void palette_set(void *frontend, int n, int r, int g, int b)
1202 struct gui_data *inst = (struct gui_data *)frontend;
1203 static const int first[21] = {
1204 0, 2, 4, 6, 8, 10, 12, 14,
1205 1, 3, 5, 7, 9, 11, 13, 15,
1208 real_palette_set(inst, first[n], r, g, b);
1210 real_palette_set(inst, first[n] + 1, r, g, b);
1212 set_window_background(inst);
1215 void palette_reset(void *frontend)
1217 struct gui_data *inst = (struct gui_data *)frontend;
1218 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1219 static const int ww[] = {
1220 6, 7, 8, 9, 10, 11, 12, 13,
1221 14, 15, 16, 17, 18, 19, 20, 21,
1224 gboolean success[NCOLOURS];
1227 assert(lenof(ww) == NCOLOURS);
1229 if (!inst->colmap) {
1230 inst->colmap = gdk_colormap_get_system();
1232 gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS);
1235 for (i = 0; i < NCOLOURS; i++) {
1236 inst->cols[i].red = inst->cfg.colours[ww[i]][0] * 0x0101;
1237 inst->cols[i].green = inst->cfg.colours[ww[i]][1] * 0x0101;
1238 inst->cols[i].blue = inst->cfg.colours[ww[i]][2] * 0x0101;
1241 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
1242 FALSE, FALSE, success);
1243 for (i = 0; i < NCOLOURS; i++) {
1245 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1246 i, inst->cfg.colours[i][0], inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
1249 set_window_background(inst);
1252 void write_clip(void *frontend, wchar_t * data, int len, int must_deselect)
1254 struct gui_data *inst = (struct gui_data *)frontend;
1255 if (inst->pasteout_data)
1256 sfree(inst->pasteout_data);
1257 if (inst->pasteout_data_utf8)
1258 sfree(inst->pasteout_data_utf8);
1261 * Set up UTF-8 paste data. This only happens if we aren't in
1262 * direct-to-font mode using the D800 hack.
1264 if (!inst->direct_to_font) {
1265 wchar_t *tmp = data;
1268 inst->pasteout_data_utf8 = smalloc(len*6);
1269 inst->pasteout_data_utf8_len = len*6;
1270 inst->pasteout_data_utf8_len =
1271 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1272 inst->pasteout_data_utf8_len,
1273 CS_UTF8, NULL, NULL, 0);
1274 if (inst->pasteout_data_utf8_len == 0) {
1275 sfree(inst->pasteout_data_utf8);
1276 inst->pasteout_data_utf8 = NULL;
1278 inst->pasteout_data_utf8 =
1279 srealloc(inst->pasteout_data_utf8,
1280 inst->pasteout_data_utf8_len);
1283 inst->pasteout_data_utf8 = NULL;
1284 inst->pasteout_data_utf8_len = 0;
1287 inst->pasteout_data = smalloc(len*6);
1288 inst->pasteout_data_len = len*6;
1289 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1290 data, len, inst->pasteout_data,
1291 inst->pasteout_data_len,
1293 if (inst->pasteout_data_len == 0) {
1294 sfree(inst->pasteout_data);
1295 inst->pasteout_data = NULL;
1297 inst->pasteout_data =
1298 srealloc(inst->pasteout_data, inst->pasteout_data_len);
1301 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1302 GDK_CURRENT_TIME)) {
1303 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1304 GDK_SELECTION_TYPE_STRING, 1);
1305 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1306 inst->compound_text_atom, 1);
1307 if (inst->pasteout_data_utf8)
1308 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1309 inst->utf8_string_atom, 1);
1313 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1314 guint info, guint time_stamp, gpointer data)
1316 struct gui_data *inst = (struct gui_data *)data;
1317 if (seldata->target == inst->utf8_string_atom)
1318 gtk_selection_data_set(seldata, seldata->target, 8,
1319 inst->pasteout_data_utf8,
1320 inst->pasteout_data_utf8_len);
1322 gtk_selection_data_set(seldata, seldata->target, 8,
1323 inst->pasteout_data, inst->pasteout_data_len);
1326 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1329 struct gui_data *inst = (struct gui_data *)data;
1330 term_deselect(inst->term);
1331 if (inst->pasteout_data)
1332 sfree(inst->pasteout_data);
1333 if (inst->pasteout_data_utf8)
1334 sfree(inst->pasteout_data_utf8);
1335 inst->pasteout_data = NULL;
1336 inst->pasteout_data_len = 0;
1337 inst->pasteout_data_utf8 = NULL;
1338 inst->pasteout_data_utf8_len = 0;
1342 void request_paste(void *frontend)
1344 struct gui_data *inst = (struct gui_data *)frontend;
1346 * In Unix, pasting is asynchronous: all we can do at the
1347 * moment is to call gtk_selection_convert(), and when the data
1348 * comes back _then_ we can call term_do_paste().
1351 if (!inst->direct_to_font) {
1353 * First we attempt to retrieve the selection as a UTF-8
1354 * string (which we will convert to the correct code page
1355 * before sending to the session, of course). If that
1356 * fails, selection_received() will be informed and will
1357 * fall back to an ordinary string.
1359 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1360 inst->utf8_string_atom, GDK_CURRENT_TIME);
1363 * If we're in direct-to-font mode, we disable UTF-8
1364 * pasting, and go straight to ordinary string data.
1366 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1367 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1371 gint idle_paste_func(gpointer data); /* forward ref */
1373 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1374 guint time, gpointer data)
1376 struct gui_data *inst = (struct gui_data *)data;
1378 if (seldata->target == inst->utf8_string_atom && seldata->length <= 0) {
1380 * Failed to get a UTF-8 selection string. Try an ordinary
1383 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1384 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1389 * Any other failure should just go foom.
1391 if (seldata->length <= 0 ||
1392 (seldata->type != GDK_SELECTION_TYPE_STRING &&
1393 seldata->type != inst->utf8_string_atom))
1394 return; /* Nothing happens. */
1396 if (inst->pastein_data)
1397 sfree(inst->pastein_data);
1399 inst->pastein_data = smalloc(seldata->length * sizeof(wchar_t));
1400 inst->pastein_data_len = seldata->length;
1401 inst->pastein_data_len =
1402 mb_to_wc((seldata->type == inst->utf8_string_atom ?
1403 CS_UTF8 : inst->ucsdata.line_codepage),
1404 0, seldata->data, seldata->length,
1405 inst->pastein_data, inst->pastein_data_len);
1407 term_do_paste(inst->term);
1409 if (term_paste_pending(inst->term))
1410 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1413 gint idle_paste_func(gpointer data)
1415 struct gui_data *inst = (struct gui_data *)data;
1417 if (term_paste_pending(inst->term))
1418 term_paste(inst->term);
1420 gtk_idle_remove(inst->term_paste_idle_id);
1426 void get_clip(void *frontend, wchar_t ** p, int *len)
1428 struct gui_data *inst = (struct gui_data *)frontend;
1431 *p = inst->pastein_data;
1432 *len = inst->pastein_data_len;
1436 void set_title(void *frontend, char *title)
1438 struct gui_data *inst = (struct gui_data *)frontend;
1439 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1440 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1441 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1444 void set_icon(void *frontend, char *title)
1446 struct gui_data *inst = (struct gui_data *)frontend;
1447 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1448 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1449 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1452 void set_sbar(void *frontend, int total, int start, int page)
1454 struct gui_data *inst = (struct gui_data *)frontend;
1455 if (!inst->cfg.scrollbar)
1457 inst->sbar_adjust->lower = 0;
1458 inst->sbar_adjust->upper = total;
1459 inst->sbar_adjust->value = start;
1460 inst->sbar_adjust->page_size = page;
1461 inst->sbar_adjust->step_increment = 1;
1462 inst->sbar_adjust->page_increment = page/2;
1463 inst->ignore_sbar = TRUE;
1464 gtk_adjustment_changed(inst->sbar_adjust);
1465 inst->ignore_sbar = FALSE;
1468 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1470 struct gui_data *inst = (struct gui_data *)data;
1472 if (!inst->cfg.scrollbar)
1474 if (!inst->ignore_sbar)
1475 term_scroll(inst->term, 1, (int)adj->value);
1478 void sys_cursor(void *frontend, int x, int y)
1481 * This is meaningless under X.
1486 * This is still called when mode==BELL_VISUAL, even though the
1487 * visual bell is handled entirely within terminal.c, because we
1488 * may want to perform additional actions on any kind of bell (for
1489 * example, taskbar flashing in Windows).
1491 void beep(void *frontend, int mode)
1493 if (mode != BELL_VISUAL)
1497 int char_width(Context ctx, int uc)
1500 * Under X, any fixed-width font really _is_ fixed-width.
1501 * Double-width characters will be dealt with using a separate
1502 * font. For the moment we can simply return 1.
1507 Context get_ctx(void *frontend)
1509 struct gui_data *inst = (struct gui_data *)frontend;
1510 struct draw_ctx *dctx;
1512 if (!inst->area->window)
1515 dctx = smalloc(sizeof(*dctx));
1517 dctx->gc = gdk_gc_new(inst->area->window);
1521 void free_ctx(Context ctx)
1523 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1524 /* struct gui_data *inst = dctx->inst; */
1525 GdkGC *gc = dctx->gc;
1531 * Draw a line of text in the window, at given character
1532 * coordinates, in given attributes.
1534 * We are allowed to fiddle with the contents of `text'.
1536 void do_text_internal(Context ctx, int x, int y, char *text, int len,
1537 unsigned long attr, int lattr)
1539 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1540 struct gui_data *inst = dctx->inst;
1541 GdkGC *gc = dctx->gc;
1543 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1545 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
1546 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
1547 if (attr & ATTR_REVERSE) {
1552 if (inst->cfg.bold_colour && (attr & ATTR_BOLD))
1554 if (inst->cfg.bold_colour && (attr & ATTR_BLINK))
1556 if (attr & TATTR_ACTCURS) {
1561 fontid = shadow = 0;
1563 if (attr & ATTR_WIDE) {
1570 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1571 if (inst->fonts[fontid | 1])
1577 if (lattr != LATTR_NORM) {
1579 if (x >= inst->term->cols)
1581 if (x + len*2*widefactor > inst->term->cols)
1582 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1590 r.x = x*inst->font_width+inst->cfg.window_border;
1591 r.y = y*inst->font_height+inst->cfg.window_border;
1592 r.width = rlen*widefactor*inst->font_width;
1593 r.height = inst->font_height;
1594 gdk_gc_set_clip_rectangle(gc, &r);
1597 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1598 gdk_draw_rectangle(inst->pixmap, gc, 1,
1599 x*inst->font_width+inst->cfg.window_border,
1600 y*inst->font_height+inst->cfg.window_border,
1601 rlen*widefactor*inst->font_width, inst->font_height);
1603 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1610 wcs = smalloc(sizeof(wchar_t) * (len+1));
1611 for (i = 0; i < len; i++) {
1612 wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
1615 if (inst->fonts[fontid] == NULL) {
1617 * The font for this contingency does not exist.
1618 * Typically this means we've been given ATTR_WIDE
1619 * character and have no wide font. So we display
1620 * nothing at all; such is life.
1622 } else if (inst->fontinfo[fontid].is_wide) {
1624 * At least one version of gdk_draw_text_wc() has a
1625 * weird bug whereby it reads `len' elements of the
1626 * input string, but only draws `len/2'. Hence I'm
1627 * going to make its input array twice as long as it
1628 * theoretically needs to be, and pass in twice the
1629 * actual number of characters. If a fixed gdk actually
1630 * takes the doubled length seriously, then (a) the
1631 * array will stand scrutiny up to the full length, (b)
1632 * the spare elements of the array are full of zeroes
1633 * which will probably be an empty glyph in the font,
1634 * and (c) the clip rectangle should prevent it causing
1637 gwcs = smalloc(sizeof(GdkWChar) * (len*2+1));
1638 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
1640 * FIXME: when we have a wide-char equivalent of
1641 * from_unicode, use it instead of this.
1643 for (i = 0; i <= len; i++)
1645 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
1646 x*inst->font_width+inst->cfg.window_border,
1647 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1651 gcs = smalloc(sizeof(GdkWChar) * (len+1));
1652 wc_to_mb(inst->fontinfo[fontid].charset, 0,
1653 wcs, len, gcs, len, ".", NULL, NULL);
1654 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1655 x*inst->font_width+inst->cfg.window_border,
1656 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1664 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1665 x*inst->font_width+inst->cfg.window_border + inst->cfg.shadowboldoffset,
1666 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1670 if (attr & ATTR_UNDER) {
1671 int uheight = inst->fonts[0]->ascent + 1;
1672 if (uheight >= inst->font_height)
1673 uheight = inst->font_height - 1;
1674 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
1675 y*inst->font_height + uheight + inst->cfg.window_border,
1676 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
1677 y*inst->font_height + uheight + inst->cfg.window_border);
1680 if (lattr != LATTR_NORM) {
1682 * I can't find any plausible StretchBlt equivalent in the
1683 * X server, so I'm going to do this the slow and painful
1684 * way. This will involve repeated calls to
1685 * gdk_draw_pixmap() to stretch the text horizontally. It's
1686 * O(N^2) in time and O(N) in network bandwidth, but you
1687 * try thinking of a better way. :-(
1690 for (i = 0; i < len * widefactor * inst->font_width; i++) {
1691 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1692 x*inst->font_width+inst->cfg.window_border + 2*i,
1693 y*inst->font_height+inst->cfg.window_border,
1694 x*inst->font_width+inst->cfg.window_border + 2*i+1,
1695 y*inst->font_height+inst->cfg.window_border,
1696 len * inst->font_width - i, inst->font_height);
1699 if (lattr != LATTR_WIDE) {
1701 /* Now stretch vertically, in the same way. */
1702 if (lattr == LATTR_BOT)
1706 for (i = 0; i < inst->font_height; i+=2) {
1707 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1708 x*inst->font_width+inst->cfg.window_border,
1709 y*inst->font_height+inst->cfg.window_border+dt*i+db,
1710 x*widefactor*inst->font_width+inst->cfg.window_border,
1711 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
1712 len * inst->font_width, inst->font_height-i-1);
1718 void do_text(Context ctx, int x, int y, char *text, int len,
1719 unsigned long attr, int lattr)
1721 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1722 struct gui_data *inst = dctx->inst;
1723 GdkGC *gc = dctx->gc;
1726 do_text_internal(ctx, x, y, text, len, attr, lattr);
1728 if (attr & ATTR_WIDE) {
1734 if (lattr != LATTR_NORM) {
1736 if (x >= inst->term->cols)
1738 if (x + len*2*widefactor > inst->term->cols)
1739 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1743 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1744 x*inst->font_width+inst->cfg.window_border,
1745 y*inst->font_height+inst->cfg.window_border,
1746 x*inst->font_width+inst->cfg.window_border,
1747 y*inst->font_height+inst->cfg.window_border,
1748 len*widefactor*inst->font_width, inst->font_height);
1751 void do_cursor(Context ctx, int x, int y, char *text, int len,
1752 unsigned long attr, int lattr)
1754 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1755 struct gui_data *inst = dctx->inst;
1756 GdkGC *gc = dctx->gc;
1758 int passive, widefactor;
1760 if (attr & TATTR_PASCURS) {
1761 attr &= ~TATTR_PASCURS;
1765 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
1766 attr &= ~TATTR_ACTCURS;
1768 do_text_internal(ctx, x, y, text, len, attr, lattr);
1770 if (attr & ATTR_WIDE) {
1776 if (lattr != LATTR_NORM) {
1778 if (x >= inst->term->cols)
1780 if (x + len*2*widefactor > inst->term->cols)
1781 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1785 if (inst->cfg.cursor_type == 0) {
1787 * An active block cursor will already have been done by
1788 * the above do_text call, so we only need to do anything
1792 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1793 gdk_draw_rectangle(inst->pixmap, gc, 0,
1794 x*inst->font_width+inst->cfg.window_border,
1795 y*inst->font_height+inst->cfg.window_border,
1796 len*inst->font_width-1, inst->font_height-1);
1800 int startx, starty, dx, dy, length, i;
1804 if ((attr & ATTR_WIDE) || lattr != LATTR_NORM)
1805 char_width = 2*inst->font_width;
1807 char_width = inst->font_width;
1809 if (inst->cfg.cursor_type == 1) {
1810 uheight = inst->fonts[0]->ascent + 1;
1811 if (uheight >= inst->font_height)
1812 uheight = inst->font_height - 1;
1814 startx = x * inst->font_width + inst->cfg.window_border;
1815 starty = y * inst->font_height + inst->cfg.window_border + uheight;
1818 length = len * char_width;
1821 if (attr & TATTR_RIGHTCURS)
1822 xadjust = char_width - 1;
1823 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
1824 starty = y * inst->font_height + inst->cfg.window_border;
1827 length = inst->font_height;
1830 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1832 for (i = 0; i < length; i++) {
1834 gdk_draw_point(inst->pixmap, gc, startx, starty);
1840 gdk_draw_line(inst->pixmap, gc, startx, starty,
1841 startx + (length-1) * dx, starty + (length-1) * dy);
1845 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1846 x*inst->font_width+inst->cfg.window_border,
1847 y*inst->font_height+inst->cfg.window_border,
1848 x*inst->font_width+inst->cfg.window_border,
1849 y*inst->font_height+inst->cfg.window_border,
1850 len*widefactor*inst->font_width, inst->font_height);
1853 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
1856 * Truly hideous hack: GTK doesn't allow us to set the mouse
1857 * cursor foreground and background colours unless we've _also_
1858 * created our own cursor from bitmaps. Therefore, I need to
1859 * load the `cursor' font and draw glyphs from it on to
1860 * pixmaps, in order to construct my cursors with the fg and bg
1861 * I want. This is a gross hack, but it's more self-contained
1862 * than linking in Xlib to find the X window handle to
1863 * inst->area and calling XRecolorCursor, and it's more
1864 * futureproof than hard-coding the shapes as bitmap arrays.
1866 static GdkFont *cursor_font = NULL;
1867 GdkPixmap *source, *mask;
1869 GdkColor cfg = { 0, 65535, 65535, 65535 };
1870 GdkColor cbg = { 0, 0, 0, 0 };
1871 GdkColor dfg = { 1, 65535, 65535, 65535 };
1872 GdkColor dbg = { 0, 0, 0, 0 };
1875 gint lb, rb, wid, asc, desc, w, h, x, y;
1877 if (cursor_val == -2) {
1878 gdk_font_unref(cursor_font);
1882 if (cursor_val >= 0 && !cursor_font)
1883 cursor_font = gdk_font_load("cursor");
1886 * Get the text extent of the cursor in question. We use the
1887 * mask character for this, because it's typically slightly
1888 * bigger than the main character.
1890 if (cursor_val >= 0) {
1892 text[0] = (char)cursor_val + 1;
1893 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
1894 w = rb-lb; h = asc+desc; x = -lb; y = asc;
1900 source = gdk_pixmap_new(NULL, w, h, 1);
1901 mask = gdk_pixmap_new(NULL, w, h, 1);
1904 * Draw the mask character on the mask pixmap.
1906 gc = gdk_gc_new(mask);
1907 gdk_gc_set_foreground(gc, &dbg);
1908 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
1909 if (cursor_val >= 0) {
1911 text[0] = (char)cursor_val + 1;
1912 gdk_gc_set_foreground(gc, &dfg);
1913 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
1918 * Draw the main character on the source pixmap.
1920 gc = gdk_gc_new(source);
1921 gdk_gc_set_foreground(gc, &dbg);
1922 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
1923 if (cursor_val >= 0) {
1925 text[0] = (char)cursor_val;
1926 gdk_gc_set_foreground(gc, &dfg);
1927 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
1932 * Create the cursor.
1934 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
1939 gdk_pixmap_unref(source);
1940 gdk_pixmap_unref(mask);
1945 void modalfatalbox(char *p, ...)
1948 fprintf(stderr, "FATAL ERROR: ");
1950 vfprintf(stderr, p, ap);
1952 fputc('\n', stderr);
1956 char *get_x_display(void *frontend)
1958 return gdk_get_display();
1961 static void help(FILE *fp) {
1963 "pterm option summary:\n"
1965 " --display DISPLAY Specify X display to use (note '--')\n"
1966 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1967 " -fn FONT Normal text font\n"
1968 " -fb FONT Bold text font\n"
1969 " -geometry WIDTHxHEIGHT Size of terminal in characters\n"
1970 " -sl LINES Number of lines of scrollback\n"
1971 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1972 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1973 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1974 " -T TITLE Window title\n"
1975 " -ut, +ut Do(default) or do not update utmp\n"
1976 " -ls, +ls Do(default) or do not make shell a login shell\n"
1977 " -sb, +sb Do(default) or do not display a scrollbar\n"
1978 " -log PATH Log all output to a file\n"
1979 " -nethack Map numeric keypad to hjklyubn direction keys\n"
1980 " -xrm RESOURCE-STRING Set an X resource\n"
1981 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
1982 ) < 0 || fflush(fp) < 0) {
1983 perror("output error");
1988 int do_cmdline(int argc, char **argv, int do_everything, Config *cfg)
1991 extern char **pty_argv; /* declared in pty.c */
1994 * Macros to make argument handling easier. Note that because
1995 * they need to call `continue', they cannot be contained in
1996 * the usual do {...} while (0) wrapper to make them
1997 * syntactically single statements; hence it is not legal to
1998 * use one of these macros as an unbraced statement between
2001 #define EXPECTS_ARG { \
2002 if (--argc <= 0) { \
2004 fprintf(stderr, "pterm: %s expects an argument\n", p); \
2009 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2018 while (--argc > 0) {
2020 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2023 strncpy(cfg->font, val, sizeof(cfg->font));
2024 cfg->font[sizeof(cfg->font)-1] = '\0';
2026 } else if (!strcmp(p, "-fb")) {
2029 strncpy(cfg->boldfont, val, sizeof(cfg->boldfont));
2030 cfg->boldfont[sizeof(cfg->boldfont)-1] = '\0';
2032 } else if (!strcmp(p, "-fw")) {
2035 strncpy(cfg->widefont, val, sizeof(cfg->widefont));
2036 cfg->widefont[sizeof(cfg->widefont)-1] = '\0';
2038 } else if (!strcmp(p, "-fwb")) {
2041 strncpy(cfg->wideboldfont, val, sizeof(cfg->wideboldfont));
2042 cfg->wideboldfont[sizeof(cfg->wideboldfont)-1] = '\0';
2044 } else if (!strcmp(p, "-cs")) {
2047 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2048 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2050 } else if (!strcmp(p, "-geometry")) {
2051 int flags, x, y, w, h;
2055 flags = XParseGeometry(val, &x, &y, &w, &h);
2056 if (flags & WidthValue)
2058 if (flags & HeightValue)
2062 * Apparently setting the initial window position is
2063 * difficult in GTK 1.2. Not entirely sure why this
2064 * should be. 2.0 has gtk_window_parse_geometry(),
2065 * which would help... For the moment, though, I can't
2066 * be bothered with this.
2069 } else if (!strcmp(p, "-sl")) {
2072 cfg->savelines = atoi(val);
2074 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2075 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2076 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2081 if (!gdk_color_parse(val, &col)) {
2083 fprintf(stderr, "pterm: unable to parse colour \"%s\"\n", val);
2086 index = (!strcmp(p, "-fg") ? 0 :
2087 !strcmp(p, "-bg") ? 2 :
2088 !strcmp(p, "-bfg") ? 1 :
2089 !strcmp(p, "-bbg") ? 3 :
2090 !strcmp(p, "-cfg") ? 4 :
2091 !strcmp(p, "-cbg") ? 5 : -1);
2092 assert(index != -1);
2093 cfg->colours[index][0] = col.red / 256;
2094 cfg->colours[index][1] = col.green / 256;
2095 cfg->colours[index][2] = col.blue / 256;
2098 } else if (!strcmp(p, "-e")) {
2099 /* This option swallows all further arguments. */
2105 pty_argv = smalloc((argc+1) * sizeof(char *));
2107 for (i = 0; i < argc; i++)
2108 pty_argv[i] = argv[i];
2109 pty_argv[argc] = NULL;
2110 break; /* finished command-line processing */
2112 err = 1, fprintf(stderr, "pterm: -e expects an argument\n");
2114 } else if (!strcmp(p, "-T")) {
2117 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2118 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2120 } else if (!strcmp(p, "-log")) {
2123 strncpy(cfg->logfilename, val, sizeof(cfg->logfilename));
2124 cfg->logfilename[sizeof(cfg->logfilename)-1] = '\0';
2125 cfg->logtype = LGTYP_DEBUG;
2127 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2129 cfg->stamp_utmp = 0;
2131 } else if (!strcmp(p, "-ut")) {
2133 cfg->stamp_utmp = 1;
2135 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2137 cfg->login_shell = 0;
2139 } else if (!strcmp(p, "-ls")) {
2141 cfg->login_shell = 1;
2143 } else if (!strcmp(p, "-nethack")) {
2145 cfg->nethack_keypad = 1;
2147 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2151 } else if (!strcmp(p, "-sb")) {
2155 } else if (!strcmp(p, "-name")) {
2159 } else if (!strcmp(p, "-xrm")) {
2161 provide_xrm_string(val);
2163 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2169 fprintf(stderr, "pterm: unrecognized option '%s'\n", p);
2176 static void block_signal(int sig, int block_it) {
2180 sigaddset(&ss, sig);
2181 if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
2182 perror("sigprocmask");
2188 * This function retrieves the character set encoding of a font. It
2189 * returns the character set without the X11 hack (in case the user
2190 * asks to use the font's own encoding).
2192 static int set_font_info(struct gui_data *inst, int fontid)
2194 GdkFont *font = inst->fonts[fontid];
2195 XFontStruct *xfs = GDK_FONT_XFONT(font);
2196 Display *disp = GDK_FONT_XDISPLAY(font);
2197 Atom charset_registry, charset_encoding;
2198 unsigned long registry_ret, encoding_ret;
2199 int retval = CS_NONE;
2201 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2202 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2203 inst->fontinfo[fontid].charset = CS_NONE;
2204 inst->fontinfo[fontid].is_wide = 0;
2205 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2206 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2208 reg = XGetAtomName(disp, (Atom)registry_ret);
2209 enc = XGetAtomName(disp, (Atom)encoding_ret);
2211 char *encoding = dupcat(reg, "-", enc, NULL);
2212 retval = inst->fontinfo[fontid].charset =
2213 charset_from_xenc(encoding);
2214 /* FIXME: when libcharset supports wide encodings fix this. */
2215 if (!strcasecmp(encoding, "iso10646-1")) {
2216 inst->fontinfo[fontid].is_wide = 1;
2221 * Hack for X line-drawing characters: if the primary
2222 * font is encoded as ISO-8859-anything, and has valid
2223 * glyphs in the first 32 char positions, it is assumed
2224 * that those glyphs are the VT100 line-drawing
2227 * Actually, we'll hack even harder by only checking
2228 * position 0x19 (vertical line, VT100 linedrawing
2229 * `x'). Then we can check it easily by seeing if the
2230 * ascent and descent differ.
2232 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2233 int lb, rb, wid, asc, desc;
2238 gdk_string_extents(inst->fonts[fontid], text,
2239 &lb, &rb, &wid, &asc, &desc);
2241 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2251 int main(int argc, char **argv)
2253 extern int pty_master_fd; /* declared in pty.c */
2254 extern void pty_pre_init(void); /* declared in pty.c */
2255 struct gui_data *inst;
2258 /* defer any child exit handling until we're ready to deal with
2260 block_signal(SIGCHLD, 1);
2264 gtk_init(&argc, &argv);
2267 * Create an instance structure and initialise to zeroes
2269 inst = smalloc(sizeof(*inst));
2270 memset(inst, 0, sizeof(*inst));
2271 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
2273 if (do_cmdline(argc, argv, 0, &inst->cfg))
2274 exit(1); /* pre-defaults pass to get -class */
2275 do_defaults(NULL, &inst->cfg);
2276 if (do_cmdline(argc, argv, 1, &inst->cfg))
2277 exit(1); /* post-defaults, do everything */
2279 inst->fonts[0] = gdk_font_load(inst->cfg.font);
2280 if (!inst->fonts[0]) {
2281 fprintf(stderr, "pterm: unable to load font \"%s\"\n", inst->cfg.font);
2284 font_charset = set_font_info(inst, 0);
2285 if (inst->cfg.boldfont[0]) {
2286 inst->fonts[1] = gdk_font_load(inst->cfg.boldfont);
2287 if (!inst->fonts[1]) {
2288 fprintf(stderr, "pterm: unable to load bold font \"%s\"\n",
2289 inst->cfg.boldfont);
2292 set_font_info(inst, 1);
2294 inst->fonts[1] = NULL;
2295 if (inst->cfg.widefont[0]) {
2296 inst->fonts[2] = gdk_font_load(inst->cfg.widefont);
2297 if (!inst->fonts[2]) {
2298 fprintf(stderr, "pterm: unable to load wide font \"%s\"\n",
2299 inst->cfg.boldfont);
2302 set_font_info(inst, 2);
2304 inst->fonts[2] = NULL;
2305 if (inst->cfg.wideboldfont[0]) {
2306 inst->fonts[3] = gdk_font_load(inst->cfg.wideboldfont);
2307 if (!inst->fonts[3]) {
2308 fprintf(stderr, "pterm: unable to load wide/bold font \"%s\"\n",
2309 inst->cfg.boldfont);
2312 set_font_info(inst, 3);
2314 inst->fonts[3] = NULL;
2316 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2317 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2319 inst->compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
2320 inst->utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
2322 inst->direct_to_font = init_ucs(&inst->ucsdata,
2323 inst->cfg.line_codepage, font_charset);
2325 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2327 if (inst->cfg.wintitle[0])
2328 set_title(inst, inst->cfg.wintitle);
2330 set_title(inst, "pterm");
2333 * Set up the colour map.
2335 palette_reset(inst);
2337 inst->area = gtk_drawing_area_new();
2338 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
2339 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
2340 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
2341 if (inst->cfg.scrollbar) {
2342 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2343 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
2345 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
2346 if (inst->cfg.scrollbar) {
2347 if (inst->cfg.scrollbar_on_left)
2348 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2350 gtk_box_pack_end(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2352 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
2354 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
2358 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2359 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2360 geom.max_width = geom.max_height = -1;
2361 geom.base_width = 2*inst->cfg.window_border;
2362 geom.base_height = 2*inst->cfg.window_border;
2363 geom.width_inc = inst->font_width;
2364 geom.height_inc = inst->font_height;
2365 geom.min_aspect = geom.max_aspect = 0;
2366 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2367 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2368 GDK_HINT_RESIZE_INC);
2371 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
2372 GTK_SIGNAL_FUNC(destroy), inst);
2373 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
2374 GTK_SIGNAL_FUNC(delete_window), inst);
2375 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
2376 GTK_SIGNAL_FUNC(key_event), inst);
2377 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
2378 GTK_SIGNAL_FUNC(key_event), inst);
2379 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
2380 GTK_SIGNAL_FUNC(focus_event), inst);
2381 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
2382 GTK_SIGNAL_FUNC(focus_event), inst);
2383 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
2384 GTK_SIGNAL_FUNC(configure_area), inst);
2385 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
2386 GTK_SIGNAL_FUNC(expose_area), inst);
2387 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
2388 GTK_SIGNAL_FUNC(button_event), inst);
2389 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
2390 GTK_SIGNAL_FUNC(button_event), inst);
2391 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
2392 GTK_SIGNAL_FUNC(motion_event), inst);
2393 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
2394 GTK_SIGNAL_FUNC(selection_received), inst);
2395 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
2396 GTK_SIGNAL_FUNC(selection_get), inst);
2397 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
2398 GTK_SIGNAL_FUNC(selection_clear), inst);
2399 if (inst->cfg.scrollbar)
2400 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
2401 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
2402 gtk_timeout_add(20, timer_func, inst);
2403 gtk_widget_add_events(GTK_WIDGET(inst->area),
2404 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
2405 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
2406 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
2408 gtk_widget_show(inst->area);
2409 if (inst->cfg.scrollbar)
2410 gtk_widget_show(inst->sbar);
2411 gtk_widget_show(GTK_WIDGET(inst->hbox));
2412 gtk_widget_show(inst->window);
2414 set_window_background(inst);
2416 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
2417 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
2418 inst->blankcursor = make_mouse_ptr(inst, -1);
2419 make_mouse_ptr(inst, -2); /* clean up cursor font */
2420 inst->currcursor = inst->textcursor;
2421 show_mouseptr(inst, 1);
2423 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
2424 inst->logctx = log_init(inst, &inst->cfg);
2425 term_provide_logctx(inst->term, inst->logctx);
2427 inst->back = &pty_backend;
2428 inst->back->init((void *)inst->term, &inst->backhandle, &inst->cfg,
2430 inst->back->provide_logctx(inst->backhandle, inst->logctx);
2432 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
2434 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
2437 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle, inst);
2438 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
2440 inst->master_fd = pty_master_fd;
2441 inst->exited = FALSE;
2442 inst->master_func_id = gdk_input_add(pty_master_fd, GDK_INPUT_READ,
2443 pty_input_func, inst);
2445 /* now we're reday to deal with the child exit handler being
2447 block_signal(SIGCHLD, 0);