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;
41 GtkWidget *menu, *specialsmenu, *specialsitem1, *specialsitem2;
43 GdkFont *fonts[4]; /* normal, bold, wide, widebold */
48 int xpos, ypos, gotpos, gravity;
49 GdkCursor *rawcursor, *textcursor, *blankcursor, *currcursor;
50 GdkColor cols[NCOLOURS];
52 wchar_t *pastein_data;
55 char *pasteout_data, *pasteout_data_utf8;
56 int pasteout_data_len, pasteout_data_utf8_len;
57 int font_width, font_height;
60 guint term_paste_idle_id;
61 GdkAtom compound_text_atom, utf8_string_atom;
64 char wintitle[sizeof(((Config *)0)->wintitle)];
65 char icontitle[sizeof(((Config *)0)->wintitle)];
66 int master_fd, master_func_id;
73 struct unicode_data ucsdata;
79 struct gui_data *inst;
82 static int send_raw_mouse;
84 static char *app_name = "pterm";
86 char *x_get_default(const char *key)
88 return XGetDefault(GDK_DISPLAY(), app_name, key);
91 void connection_fatal(void *frontend, char *p, ...)
93 Terminal *term = (Terminal *)frontend;
94 struct gui_data *inst = (struct gui_data *)term->frontend;
99 msg = dupvprintf(p, ap);
102 fatal_message_box(inst->window, msg);
104 if (inst->cfg.close_on_exit == FORCE_ON)
109 * Default settings that are specific to pterm.
111 FontSpec platform_default_fontspec(const char *name)
114 if (!strcmp(name, "Font"))
115 strcpy(ret.name, "fixed");
121 Filename platform_default_filename(const char *name)
124 if (!strcmp(name, "LogFileName"))
125 strcpy(ret.path, "putty.log");
131 char *platform_default_s(const char *name)
136 int platform_default_i(const char *name, int def)
138 if (!strcmp(name, "CloseOnExit"))
139 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
143 void ldisc_update(void *frontend, int echo, int edit)
146 * This is a stub in pterm. If I ever produce a Unix
147 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
148 * then it will require some termios manoeuvring analogous to
149 * that in the Windows plink.c, but here it's meaningless.
153 int askappend(void *frontend, Filename filename)
156 * Logging in an xterm-alike is liable to be something you only
157 * do at serious diagnostic need. Hence, I'm going to take the
158 * easy option for now and assume we always want to overwrite
159 * log files. I can always make it properly configurable later.
164 void logevent(void *frontend, char *string)
167 * This is not a very helpful function: events are logged
168 * pretty much exclusively by the back end, and our pty back
169 * end is self-contained. So we need do nothing.
173 int font_dimension(void *frontend, int which)/* 0 for width, 1 for height */
175 struct gui_data *inst = (struct gui_data *)frontend;
178 return inst->font_height;
180 return inst->font_width;
184 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
185 * into a cooked one (SELECT, EXTEND, PASTE).
187 * In Unix, this is not configurable; the X button arrangement is
188 * rock-solid across all applications, everyone has a three-button
189 * mouse or a means of faking it, and there is no need to switch
190 * buttons around at all.
192 static Mouse_Button translate_button(Mouse_Button button)
194 /* struct gui_data *inst = (struct gui_data *)frontend; */
196 if (button == MBT_LEFT)
198 if (button == MBT_MIDDLE)
200 if (button == MBT_RIGHT)
202 return 0; /* shouldn't happen */
206 * Return the top-level GtkWindow associated with a particular
207 * front end instance.
209 void *get_window(void *frontend)
211 Terminal *term = (Terminal *)frontend;
212 struct gui_data *inst = (struct gui_data *)term->frontend;
217 * Minimise or restore the window in response to a server-side
220 void set_iconic(void *frontend, int iconic)
223 * GTK 1.2 doesn't know how to do this.
225 #if GTK_CHECK_VERSION(2,0,0)
226 struct gui_data *inst = (struct gui_data *)frontend;
228 gtk_window_iconify(GTK_WINDOW(inst->window));
230 gtk_window_deiconify(GTK_WINDOW(inst->window));
235 * Move the window in response to a server-side request.
237 void move_window(void *frontend, int x, int y)
239 struct gui_data *inst = (struct gui_data *)frontend;
241 * I assume that when the GTK version of this call is available
242 * we should use it. Not sure how it differs from the GDK one,
245 #if GTK_CHECK_VERSION(2,0,0)
246 gtk_window_move(GTK_WINDOW(inst->window), x, y);
248 gdk_window_move(inst->window->window, x, y);
253 * Move the window to the top or bottom of the z-order in response
254 * to a server-side request.
256 void set_zorder(void *frontend, int top)
258 struct gui_data *inst = (struct gui_data *)frontend;
260 gdk_window_raise(inst->window->window);
262 gdk_window_lower(inst->window->window);
266 * Refresh the window in response to a server-side request.
268 void refresh_window(void *frontend)
270 struct gui_data *inst = (struct gui_data *)frontend;
271 term_invalidate(inst->term);
275 * Maximise or restore the window in response to a server-side
278 void set_zoomed(void *frontend, int zoomed)
281 * GTK 1.2 doesn't know how to do this.
283 #if GTK_CHECK_VERSION(2,0,0)
284 struct gui_data *inst = (struct gui_data *)frontend;
286 gtk_window_maximize(GTK_WINDOW(inst->window));
288 gtk_window_unmaximize(GTK_WINDOW(inst->window));
293 * Report whether the window is iconic, for terminal reports.
295 int is_iconic(void *frontend)
297 struct gui_data *inst = (struct gui_data *)frontend;
298 return !gdk_window_is_viewable(inst->window->window);
302 * Report the window's position, for terminal reports.
304 void get_window_pos(void *frontend, int *x, int *y)
306 struct gui_data *inst = (struct gui_data *)frontend;
308 * I assume that when the GTK version of this call is available
309 * we should use it. Not sure how it differs from the GDK one,
312 #if GTK_CHECK_VERSION(2,0,0)
313 gtk_window_get_position(GTK_WINDOW(inst->window), x, y);
315 gdk_window_get_position(inst->window->window, x, y);
320 * Report the window's pixel size, for terminal reports.
322 void get_window_pixels(void *frontend, int *x, int *y)
324 struct gui_data *inst = (struct gui_data *)frontend;
326 * I assume that when the GTK version of this call is available
327 * we should use it. Not sure how it differs from the GDK one,
330 #if GTK_CHECK_VERSION(2,0,0)
331 gtk_window_get_size(GTK_WINDOW(inst->window), x, y);
333 gdk_window_get_size(inst->window->window, x, y);
338 * Return the window or icon title.
340 char *get_window_title(void *frontend, int icon)
342 struct gui_data *inst = (struct gui_data *)frontend;
343 return icon ? inst->wintitle : inst->icontitle;
346 gint delete_window(GtkWidget *widget, GdkEvent *event, gpointer data)
349 * We could implement warn-on-close here if we really wanted
355 static void show_mouseptr(struct gui_data *inst, int show)
357 if (!inst->cfg.hide_mouseptr)
360 gdk_window_set_cursor(inst->area->window, inst->currcursor);
362 gdk_window_set_cursor(inst->area->window, inst->blankcursor);
363 inst->mouseptr_visible = show;
366 gint configure_area(GtkWidget *widget, GdkEventConfigure *event, gpointer data)
368 struct gui_data *inst = (struct gui_data *)data;
369 int w, h, need_size = 0;
371 w = (event->width - 2*inst->cfg.window_border) / inst->font_width;
372 h = (event->height - 2*inst->cfg.window_border) / inst->font_height;
374 if (w != inst->cfg.width || h != inst->cfg.height) {
376 gdk_pixmap_unref(inst->pixmap);
380 inst->cfg.height = h;
386 inst->pixmap = gdk_pixmap_new(widget->window,
387 (inst->cfg.width * inst->font_width +
388 2*inst->cfg.window_border),
389 (inst->cfg.height * inst->font_height +
390 2*inst->cfg.window_border), -1);
392 gc = gdk_gc_new(inst->area->window);
393 gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */
394 gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
395 inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
396 inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
401 term_size(inst->term, h, w, inst->cfg.savelines);
407 gint expose_area(GtkWidget *widget, GdkEventExpose *event, gpointer data)
409 struct gui_data *inst = (struct gui_data *)data;
412 * Pass the exposed rectangle to terminal.c, which will call us
413 * back to do the actual painting.
416 gdk_draw_pixmap(widget->window,
417 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
419 event->area.x, event->area.y,
420 event->area.x, event->area.y,
421 event->area.width, event->area.height);
426 #define KEY_PRESSED(k) \
427 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
429 gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
431 struct gui_data *inst = (struct gui_data *)data;
435 /* By default, nothing is generated. */
439 * If Alt is being released after typing an Alt+numberpad
440 * sequence, we should generate the code that was typed.
442 * Note that we only do this if more than one key was actually
443 * pressed - I don't think Alt+NumPad4 should be ^D or that
444 * Alt+NumPad3 should be ^C, for example. There's no serious
445 * inconvenience in having to type a zero before a single-digit
448 if (event->type == GDK_KEY_RELEASE &&
449 (event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
450 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R) &&
451 inst->alt_keycode >= 0 && inst->alt_digits > 1) {
453 printf("Alt key up, keycode = %d\n", inst->alt_keycode);
455 output[0] = inst->alt_keycode;
460 if (event->type == GDK_KEY_PRESS) {
464 printf("keypress: keyval = %04x, state = %08x; string =",
465 event->keyval, event->state);
466 for (i = 0; event->string[i]; i++)
467 printf(" %02x", (unsigned char) event->string[i]);
473 * NYI: Compose key (!!! requires Unicode faff before even trying)
477 * If Alt has just been pressed, we start potentially
478 * accumulating an Alt+numberpad code. We do this by
479 * setting alt_keycode to -1 (nothing yet but plausible).
481 if ((event->keyval == GDK_Meta_L || event->keyval == GDK_Alt_L ||
482 event->keyval == GDK_Meta_R || event->keyval == GDK_Alt_R)) {
483 inst->alt_keycode = -1;
484 inst->alt_digits = 0;
485 goto done; /* this generates nothing else */
489 * If we're seeing a numberpad key press with Mod1 down,
490 * consider adding it to alt_keycode if that's sensible.
491 * Anything _else_ with Mod1 down cancels any possibility
492 * of an ALT keycode: we set alt_keycode to -2.
494 if ((event->state & GDK_MOD1_MASK) && inst->alt_keycode != -2) {
496 switch (event->keyval) {
497 case GDK_KP_0: case GDK_KP_Insert: digit = 0; break;
498 case GDK_KP_1: case GDK_KP_End: digit = 1; break;
499 case GDK_KP_2: case GDK_KP_Down: digit = 2; break;
500 case GDK_KP_3: case GDK_KP_Page_Down: digit = 3; break;
501 case GDK_KP_4: case GDK_KP_Left: digit = 4; break;
502 case GDK_KP_5: case GDK_KP_Begin: digit = 5; break;
503 case GDK_KP_6: case GDK_KP_Right: digit = 6; break;
504 case GDK_KP_7: case GDK_KP_Home: digit = 7; break;
505 case GDK_KP_8: case GDK_KP_Up: digit = 8; break;
506 case GDK_KP_9: case GDK_KP_Page_Up: digit = 9; break;
509 inst->alt_keycode = -2; /* it's invalid */
512 printf("Adding digit %d to keycode %d", digit,
515 if (inst->alt_keycode == -1)
516 inst->alt_keycode = digit; /* one-digit code */
518 inst->alt_keycode = inst->alt_keycode * 10 + digit;
521 printf(" gives new code %d\n", inst->alt_keycode);
523 /* Having used this digit, we now do nothing more with it. */
529 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
532 if (event->keyval == GDK_Page_Up && (event->state & GDK_SHIFT_MASK)) {
533 term_scroll(inst->term, 0, -inst->cfg.height/2);
536 if (event->keyval == GDK_Page_Up && (event->state & GDK_CONTROL_MASK)) {
537 term_scroll(inst->term, 0, -1);
540 if (event->keyval == GDK_Page_Down && (event->state & GDK_SHIFT_MASK)) {
541 term_scroll(inst->term, 0, +inst->cfg.height/2);
544 if (event->keyval == GDK_Page_Down && (event->state & GDK_CONTROL_MASK)) {
545 term_scroll(inst->term, 0, +1);
550 * Neither does Shift-Ins.
552 if (event->keyval == GDK_Insert && (event->state & GDK_SHIFT_MASK)) {
557 /* ALT+things gives leading Escape. */
559 strncpy(output+1, event->string, 31);
561 end = strlen(output);
562 if (event->state & GDK_MOD1_MASK) {
564 if (end == 1) end = 0;
568 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
569 if (!event->string[0] && event->keyval == '`' &&
570 (event->state & GDK_CONTROL_MASK)) {
575 /* Control-Break is the same as Control-C */
576 if (event->keyval == GDK_Break &&
577 (event->state & GDK_CONTROL_MASK)) {
582 /* Control-2, Control-Space and Control-@ are NUL */
583 if (!event->string[0] &&
584 (event->keyval == ' ' || event->keyval == '2' ||
585 event->keyval == '@') &&
586 (event->state & (GDK_SHIFT_MASK |
587 GDK_CONTROL_MASK)) == GDK_CONTROL_MASK) {
592 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
593 if (!event->string[0] && event->keyval == ' ' &&
594 (event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) ==
595 (GDK_SHIFT_MASK | GDK_CONTROL_MASK)) {
600 /* We don't let GTK tell us what Backspace is! We know better. */
601 if (event->keyval == GDK_BackSpace &&
602 !(event->state & GDK_SHIFT_MASK)) {
603 output[1] = inst->cfg.bksp_is_delete ? '\x7F' : '\x08';
606 /* For Shift Backspace, do opposite of what is configured. */
607 if (event->keyval == GDK_BackSpace &&
608 (event->state & GDK_SHIFT_MASK)) {
609 output[1] = inst->cfg.bksp_is_delete ? '\x08' : '\x7F';
613 /* Shift-Tab is ESC [ Z */
614 if (event->keyval == GDK_ISO_Left_Tab ||
615 (event->keyval == GDK_Tab && (event->state & GDK_SHIFT_MASK))) {
616 end = 1 + sprintf(output+1, "\033[Z");
620 * NetHack keypad mode.
622 if (inst->cfg.nethack_keypad) {
624 switch (event->keyval) {
625 case GDK_KP_1: case GDK_KP_End: keys = "bB"; break;
626 case GDK_KP_2: case GDK_KP_Down: keys = "jJ"; break;
627 case GDK_KP_3: case GDK_KP_Page_Down: keys = "nN"; break;
628 case GDK_KP_4: case GDK_KP_Left: keys = "hH"; break;
629 case GDK_KP_5: case GDK_KP_Begin: keys = ".."; break;
630 case GDK_KP_6: case GDK_KP_Right: keys = "lL"; break;
631 case GDK_KP_7: case GDK_KP_Home: keys = "yY"; break;
632 case GDK_KP_8: case GDK_KP_Up: keys = "kK"; break;
633 case GDK_KP_9: case GDK_KP_Page_Up: keys = "uU"; break;
637 if (event->state & GDK_SHIFT_MASK)
646 * Application keypad mode.
648 if (inst->term->app_keypad_keys && !inst->cfg.no_applic_k) {
650 switch (event->keyval) {
651 case GDK_Num_Lock: xkey = 'P'; break;
652 case GDK_KP_Divide: xkey = 'Q'; break;
653 case GDK_KP_Multiply: xkey = 'R'; break;
654 case GDK_KP_Subtract: xkey = 'S'; break;
656 * Keypad + is tricky. It covers a space that would
657 * be taken up on the VT100 by _two_ keys; so we
658 * let Shift select between the two. Worse still,
659 * in xterm function key mode we change which two...
662 if (inst->cfg.funky_type == 2) {
663 if (event->state & GDK_SHIFT_MASK)
667 } else if (event->state & GDK_SHIFT_MASK)
672 case GDK_KP_Enter: xkey = 'M'; break;
673 case GDK_KP_0: case GDK_KP_Insert: xkey = 'p'; break;
674 case GDK_KP_1: case GDK_KP_End: xkey = 'q'; break;
675 case GDK_KP_2: case GDK_KP_Down: xkey = 'r'; break;
676 case GDK_KP_3: case GDK_KP_Page_Down: xkey = 's'; break;
677 case GDK_KP_4: case GDK_KP_Left: xkey = 't'; break;
678 case GDK_KP_5: case GDK_KP_Begin: xkey = 'u'; break;
679 case GDK_KP_6: case GDK_KP_Right: xkey = 'v'; break;
680 case GDK_KP_7: case GDK_KP_Home: xkey = 'w'; break;
681 case GDK_KP_8: case GDK_KP_Up: xkey = 'x'; break;
682 case GDK_KP_9: case GDK_KP_Page_Up: xkey = 'y'; break;
683 case GDK_KP_Decimal: case GDK_KP_Delete: xkey = 'n'; break;
686 if (inst->term->vt52_mode) {
687 if (xkey >= 'P' && xkey <= 'S')
688 end = 1 + sprintf(output+1, "\033%c", xkey);
690 end = 1 + sprintf(output+1, "\033?%c", xkey);
692 end = 1 + sprintf(output+1, "\033O%c", xkey);
698 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
699 * for integer decimal nn.)
701 * We also deal with the weird ones here. Linux VCs replace F1
702 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
703 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
708 switch (event->keyval) {
710 code = (event->state & GDK_SHIFT_MASK ? 23 : 11);
713 code = (event->state & GDK_SHIFT_MASK ? 24 : 12);
716 code = (event->state & GDK_SHIFT_MASK ? 25 : 13);
719 code = (event->state & GDK_SHIFT_MASK ? 26 : 14);
722 code = (event->state & GDK_SHIFT_MASK ? 28 : 15);
725 code = (event->state & GDK_SHIFT_MASK ? 29 : 17);
728 code = (event->state & GDK_SHIFT_MASK ? 31 : 18);
731 code = (event->state & GDK_SHIFT_MASK ? 32 : 19);
734 code = (event->state & GDK_SHIFT_MASK ? 33 : 20);
737 code = (event->state & GDK_SHIFT_MASK ? 34 : 21);
770 if (!(event->state & GDK_CONTROL_MASK)) switch (event->keyval) {
771 case GDK_Home: case GDK_KP_Home:
774 case GDK_Insert: case GDK_KP_Insert:
777 case GDK_Delete: case GDK_KP_Delete:
780 case GDK_End: case GDK_KP_End:
783 case GDK_Page_Up: case GDK_KP_Page_Up:
786 case GDK_Page_Down: case GDK_KP_Page_Down:
790 /* Reorder edit keys to physical order */
791 if (inst->cfg.funky_type == 3 && code <= 6)
792 code = "\0\2\1\4\5\3\6"[code];
794 if (inst->term->vt52_mode && code > 0 && code <= 6) {
795 end = 1 + sprintf(output+1, "\x1B%c", " HLMEIG"[code]);
799 if (inst->cfg.funky_type == 5 && /* SCO function keys */
800 code >= 11 && code <= 34) {
801 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
803 switch (event->keyval) {
804 case GDK_F1: index = 0; break;
805 case GDK_F2: index = 1; break;
806 case GDK_F3: index = 2; break;
807 case GDK_F4: index = 3; break;
808 case GDK_F5: index = 4; break;
809 case GDK_F6: index = 5; break;
810 case GDK_F7: index = 6; break;
811 case GDK_F8: index = 7; break;
812 case GDK_F9: index = 8; break;
813 case GDK_F10: index = 9; break;
814 case GDK_F11: index = 10; break;
815 case GDK_F12: index = 11; break;
817 if (event->state & GDK_SHIFT_MASK) index += 12;
818 if (event->state & GDK_CONTROL_MASK) index += 24;
819 end = 1 + sprintf(output+1, "\x1B[%c", codes[index]);
822 if (inst->cfg.funky_type == 5 && /* SCO small keypad */
823 code >= 1 && code <= 6) {
824 char codes[] = "HL.FIG";
829 end = 1 + sprintf(output+1, "\x1B[%c", codes[code-1]);
833 if ((inst->term->vt52_mode || inst->cfg.funky_type == 4) &&
834 code >= 11 && code <= 24) {
840 if (inst->term->vt52_mode)
841 end = 1 + sprintf(output+1,
842 "\x1B%c", code + 'P' - 11 - offt);
844 end = 1 + sprintf(output+1,
845 "\x1BO%c", code + 'P' - 11 - offt);
848 if (inst->cfg.funky_type == 1 && code >= 11 && code <= 15) {
849 end = 1 + sprintf(output+1, "\x1B[[%c", code + 'A' - 11);
852 if (inst->cfg.funky_type == 2 && code >= 11 && code <= 14) {
853 if (inst->term->vt52_mode)
854 end = 1 + sprintf(output+1, "\x1B%c", code + 'P' - 11);
856 end = 1 + sprintf(output+1, "\x1BO%c", code + 'P' - 11);
859 if (inst->cfg.rxvt_homeend && (code == 1 || code == 4)) {
860 end = 1 + sprintf(output+1, code == 1 ? "\x1B[H" : "\x1BOw");
864 end = 1 + sprintf(output+1, "\x1B[%d~", code);
870 * Cursor keys. (This includes the numberpad cursor keys,
871 * if we haven't already done them due to app keypad mode.)
873 * Here we also process un-numlocked un-appkeypadded KP5,
874 * which sends ESC [ G.
878 switch (event->keyval) {
879 case GDK_Up: case GDK_KP_Up: xkey = 'A'; break;
880 case GDK_Down: case GDK_KP_Down: xkey = 'B'; break;
881 case GDK_Right: case GDK_KP_Right: xkey = 'C'; break;
882 case GDK_Left: case GDK_KP_Left: xkey = 'D'; break;
883 case GDK_Begin: case GDK_KP_Begin: xkey = 'G'; break;
887 * The arrow keys normally do ESC [ A and so on. In
888 * app cursor keys mode they do ESC O A instead.
889 * Ctrl toggles the two modes.
891 if (inst->term->vt52_mode) {
892 end = 1 + sprintf(output+1, "\033%c", xkey);
893 } else if (!inst->term->app_cursor_keys ^
894 !(event->state & GDK_CONTROL_MASK)) {
895 end = 1 + sprintf(output+1, "\033O%c", xkey);
897 end = 1 + sprintf(output+1, "\033[%c", xkey);
910 printf("generating sequence:");
911 for (i = start; i < end; i++)
912 printf(" %02x", (unsigned char) output[i]);
916 if (!inst->direct_to_font) {
918 * The stuff we've just generated is assumed to be
919 * ISO-8859-1! This sounds insane, but `man
920 * XLookupString' agrees: strings of this type returned
921 * from the X server are hardcoded to 8859-1. Strictly
922 * speaking we should be doing this using some sort of
923 * GtkIMContext, which (if we're lucky) would give us
924 * our data directly in Unicode; but that's not
925 * supported in GTK 1.2 as far as I can tell, and it's
926 * poorly documented even in 2.0, so it'll have to
929 lpage_send(inst->ldisc, CS_ISO8859_1, output+start, end-start, 1);
932 * In direct-to-font mode, we just send the string
933 * exactly as we received it.
935 ldisc_send(inst->ldisc, output+start, end-start, 1);
938 show_mouseptr(inst, 0);
939 term_seen_key_event(inst->term);
940 term_out(inst->term);
946 gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
948 struct gui_data *inst = (struct gui_data *)data;
949 int shift, ctrl, alt, x, y, button, act;
951 show_mouseptr(inst, 1);
953 if (event->button == 4 && event->type == GDK_BUTTON_PRESS) {
954 term_scroll(inst->term, 0, -5);
957 if (event->button == 5 && event->type == GDK_BUTTON_PRESS) {
958 term_scroll(inst->term, 0, +5);
962 shift = event->state & GDK_SHIFT_MASK;
963 ctrl = event->state & GDK_CONTROL_MASK;
964 alt = event->state & GDK_MOD1_MASK;
966 if (event->button == 3 && ctrl) {
967 gtk_menu_popup(GTK_MENU(inst->menu), NULL, NULL, NULL, NULL,
968 event->button, event->time);
972 if (event->button == 1)
974 else if (event->button == 2)
976 else if (event->button == 3)
979 return FALSE; /* don't even know what button! */
981 switch (event->type) {
982 case GDK_BUTTON_PRESS: act = MA_CLICK; break;
983 case GDK_BUTTON_RELEASE: act = MA_RELEASE; break;
984 case GDK_2BUTTON_PRESS: act = MA_2CLK; break;
985 case GDK_3BUTTON_PRESS: act = MA_3CLK; break;
986 default: return FALSE; /* don't know this event type */
989 if (send_raw_mouse && !(inst->cfg.mouse_override && shift) &&
990 act != MA_CLICK && act != MA_RELEASE)
991 return TRUE; /* we ignore these in raw mouse mode */
993 x = (event->x - inst->cfg.window_border) / inst->font_width;
994 y = (event->y - inst->cfg.window_border) / inst->font_height;
996 term_mouse(inst->term, button, translate_button(button), act,
997 x, y, shift, ctrl, alt);
1002 gint motion_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
1004 struct gui_data *inst = (struct gui_data *)data;
1005 int shift, ctrl, alt, x, y, button;
1007 show_mouseptr(inst, 1);
1009 shift = event->state & GDK_SHIFT_MASK;
1010 ctrl = event->state & GDK_CONTROL_MASK;
1011 alt = event->state & GDK_MOD1_MASK;
1012 if (event->state & GDK_BUTTON1_MASK)
1014 else if (event->state & GDK_BUTTON2_MASK)
1015 button = MBT_MIDDLE;
1016 else if (event->state & GDK_BUTTON3_MASK)
1019 return FALSE; /* don't even know what button! */
1021 x = (event->x - inst->cfg.window_border) / inst->font_width;
1022 y = (event->y - inst->cfg.window_border) / inst->font_height;
1024 term_mouse(inst->term, button, translate_button(button), MA_DRAG,
1025 x, y, shift, ctrl, alt);
1030 void frontend_keypress(void *handle)
1032 struct gui_data *inst = (struct gui_data *)handle;
1035 * If our child process has exited but not closed, terminate on
1042 gint timer_func(gpointer data)
1044 struct gui_data *inst = (struct gui_data *)data;
1047 if (!inst->exited &&
1048 (exitcode = inst->back->exitcode(inst->backhandle)) >= 0) {
1049 inst->exited = TRUE;
1050 if (inst->cfg.close_on_exit == FORCE_ON ||
1051 (inst->cfg.close_on_exit == AUTO && exitcode == 0))
1052 exit(0); /* just go. */
1055 term_update(inst->term);
1056 term_blink(inst->term, 0);
1060 void fd_input_func(gpointer data, gint sourcefd, GdkInputCondition condition)
1063 * We must process exceptional notifications before ordinary
1064 * readability ones, or we may go straight past the urgent
1067 if (condition & GDK_INPUT_EXCEPTION)
1068 select_result(sourcefd, 4);
1069 if (condition & GDK_INPUT_READ)
1070 select_result(sourcefd, 1);
1071 if (condition & GDK_INPUT_WRITE)
1072 select_result(sourcefd, 2);
1075 void destroy(GtkWidget *widget, gpointer data)
1080 gint focus_event(GtkWidget *widget, GdkEventFocus *event, gpointer data)
1082 struct gui_data *inst = (struct gui_data *)data;
1083 inst->term->has_focus = event->in;
1084 term_out(inst->term);
1085 term_update(inst->term);
1086 show_mouseptr(inst, 1);
1091 * set or clear the "raw mouse message" mode
1093 void set_raw_mouse_mode(void *frontend, int activate)
1095 struct gui_data *inst = (struct gui_data *)frontend;
1096 activate = activate && !inst->cfg.no_mouse_rep;
1097 send_raw_mouse = activate;
1099 inst->currcursor = inst->rawcursor;
1101 inst->currcursor = inst->textcursor;
1102 show_mouseptr(inst, inst->mouseptr_visible);
1105 void request_resize(void *frontend, int w, int h)
1107 struct gui_data *inst = (struct gui_data *)frontend;
1108 int large_x, large_y;
1109 int offset_x, offset_y;
1111 GtkRequisition inner, outer;
1114 * This is a heinous hack dreamed up by the gnome-terminal
1115 * people to get around a limitation in gtk. The problem is
1116 * that in order to set the size correctly we really need to be
1117 * calling gtk_window_resize - but that needs to know the size
1118 * of the _whole window_, not the drawing area. So what we do
1119 * is to set an artificially huge size request on the drawing
1120 * area, recompute the resulting size request on the window,
1121 * and look at the difference between the two. That gives us
1122 * the x and y offsets we need to translate drawing area size
1123 * into window size for real, and then we call
1124 * gtk_window_resize.
1128 * We start by retrieving the current size of the whole window.
1129 * Adding a bit to _that_ will give us a value we can use as a
1130 * bogus size request which guarantees to be bigger than the
1131 * current size of the drawing area.
1133 get_window_pixels(inst, &large_x, &large_y);
1137 #if GTK_CHECK_VERSION(2,0,0)
1138 gtk_widget_set_size_request(inst->area, large_x, large_y);
1140 gtk_widget_set_usize(inst->area, large_x, large_y);
1142 gtk_widget_size_request(inst->area, &inner);
1143 gtk_widget_size_request(inst->window, &outer);
1145 offset_x = outer.width - inner.width;
1146 offset_y = outer.height - inner.height;
1148 area_x = inst->font_width * w + 2*inst->cfg.window_border;
1149 area_y = inst->font_height * h + 2*inst->cfg.window_border;
1152 * Now we must set the size request on the drawing area back to
1153 * something sensible before we commit the real resize. Best
1154 * way to do this, I think, is to set it to what the size is
1155 * really going to end up being.
1157 #if GTK_CHECK_VERSION(2,0,0)
1158 gtk_widget_set_size_request(inst->area, area_x, area_y);
1160 gtk_widget_set_usize(inst->area, area_x, area_y);
1163 #if GTK_CHECK_VERSION(2,0,0)
1164 gtk_window_resize(GTK_WINDOW(inst->window),
1165 area_x + offset_x, area_y + offset_y);
1167 gdk_window_resize(inst->window->window,
1168 area_x + offset_x, area_y + offset_y);
1172 static void real_palette_set(struct gui_data *inst, int n, int r, int g, int b)
1174 gboolean success[1];
1176 inst->cols[n].red = r * 0x0101;
1177 inst->cols[n].green = g * 0x0101;
1178 inst->cols[n].blue = b * 0x0101;
1180 gdk_colormap_alloc_colors(inst->colmap, inst->cols + n, 1,
1181 FALSE, FALSE, success);
1183 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1187 void set_window_background(struct gui_data *inst)
1189 if (inst->area && inst->area->window)
1190 gdk_window_set_background(inst->area->window, &inst->cols[18]);
1191 if (inst->window && inst->window->window)
1192 gdk_window_set_background(inst->window->window, &inst->cols[18]);
1195 void palette_set(void *frontend, int n, int r, int g, int b)
1197 struct gui_data *inst = (struct gui_data *)frontend;
1198 static const int first[21] = {
1199 0, 2, 4, 6, 8, 10, 12, 14,
1200 1, 3, 5, 7, 9, 11, 13, 15,
1203 real_palette_set(inst, first[n], r, g, b);
1205 real_palette_set(inst, first[n] + 1, r, g, b);
1207 set_window_background(inst);
1210 void palette_reset(void *frontend)
1212 struct gui_data *inst = (struct gui_data *)frontend;
1213 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1214 static const int ww[] = {
1215 6, 7, 8, 9, 10, 11, 12, 13,
1216 14, 15, 16, 17, 18, 19, 20, 21,
1219 gboolean success[NCOLOURS];
1222 assert(lenof(ww) == NCOLOURS);
1224 if (!inst->colmap) {
1225 inst->colmap = gdk_colormap_get_system();
1227 gdk_colormap_free_colors(inst->colmap, inst->cols, NCOLOURS);
1230 for (i = 0; i < NCOLOURS; i++) {
1231 inst->cols[i].red = inst->cfg.colours[ww[i]][0] * 0x0101;
1232 inst->cols[i].green = inst->cfg.colours[ww[i]][1] * 0x0101;
1233 inst->cols[i].blue = inst->cfg.colours[ww[i]][2] * 0x0101;
1236 gdk_colormap_alloc_colors(inst->colmap, inst->cols, NCOLOURS,
1237 FALSE, FALSE, success);
1238 for (i = 0; i < NCOLOURS; i++) {
1240 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1241 i, inst->cfg.colours[i][0], inst->cfg.colours[i][1], inst->cfg.colours[i][2]);
1244 set_window_background(inst);
1247 void write_clip(void *frontend, wchar_t * data, int len, int must_deselect)
1249 struct gui_data *inst = (struct gui_data *)frontend;
1250 if (inst->pasteout_data)
1251 sfree(inst->pasteout_data);
1252 if (inst->pasteout_data_utf8)
1253 sfree(inst->pasteout_data_utf8);
1256 * Set up UTF-8 paste data. This only happens if we aren't in
1257 * direct-to-font mode using the D800 hack.
1259 if (!inst->direct_to_font) {
1260 wchar_t *tmp = data;
1263 inst->pasteout_data_utf8 = snewn(len*6, char);
1264 inst->pasteout_data_utf8_len = len*6;
1265 inst->pasteout_data_utf8_len =
1266 charset_from_unicode(&tmp, &tmplen, inst->pasteout_data_utf8,
1267 inst->pasteout_data_utf8_len,
1268 CS_UTF8, NULL, NULL, 0);
1269 if (inst->pasteout_data_utf8_len == 0) {
1270 sfree(inst->pasteout_data_utf8);
1271 inst->pasteout_data_utf8 = NULL;
1273 inst->pasteout_data_utf8 =
1274 sresize(inst->pasteout_data_utf8,
1275 inst->pasteout_data_utf8_len, char);
1278 inst->pasteout_data_utf8 = NULL;
1279 inst->pasteout_data_utf8_len = 0;
1282 inst->pasteout_data = snewn(len*6, char);
1283 inst->pasteout_data_len = len*6;
1284 inst->pasteout_data_len = wc_to_mb(inst->ucsdata.line_codepage, 0,
1285 data, len, inst->pasteout_data,
1286 inst->pasteout_data_len,
1288 if (inst->pasteout_data_len == 0) {
1289 sfree(inst->pasteout_data);
1290 inst->pasteout_data = NULL;
1292 inst->pasteout_data =
1293 sresize(inst->pasteout_data, inst->pasteout_data_len, char);
1296 if (gtk_selection_owner_set(inst->area, GDK_SELECTION_PRIMARY,
1297 GDK_CURRENT_TIME)) {
1298 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1299 GDK_SELECTION_TYPE_STRING, 1);
1300 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1301 inst->compound_text_atom, 1);
1302 if (inst->pasteout_data_utf8)
1303 gtk_selection_add_target(inst->area, GDK_SELECTION_PRIMARY,
1304 inst->utf8_string_atom, 1);
1308 void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1309 guint info, guint time_stamp, gpointer data)
1311 struct gui_data *inst = (struct gui_data *)data;
1312 if (seldata->target == inst->utf8_string_atom)
1313 gtk_selection_data_set(seldata, seldata->target, 8,
1314 inst->pasteout_data_utf8,
1315 inst->pasteout_data_utf8_len);
1317 gtk_selection_data_set(seldata, seldata->target, 8,
1318 inst->pasteout_data, inst->pasteout_data_len);
1321 gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1324 struct gui_data *inst = (struct gui_data *)data;
1325 term_deselect(inst->term);
1326 if (inst->pasteout_data)
1327 sfree(inst->pasteout_data);
1328 if (inst->pasteout_data_utf8)
1329 sfree(inst->pasteout_data_utf8);
1330 inst->pasteout_data = NULL;
1331 inst->pasteout_data_len = 0;
1332 inst->pasteout_data_utf8 = NULL;
1333 inst->pasteout_data_utf8_len = 0;
1337 void request_paste(void *frontend)
1339 struct gui_data *inst = (struct gui_data *)frontend;
1341 * In Unix, pasting is asynchronous: all we can do at the
1342 * moment is to call gtk_selection_convert(), and when the data
1343 * comes back _then_ we can call term_do_paste().
1346 if (!inst->direct_to_font) {
1348 * First we attempt to retrieve the selection as a UTF-8
1349 * string (which we will convert to the correct code page
1350 * before sending to the session, of course). If that
1351 * fails, selection_received() will be informed and will
1352 * fall back to an ordinary string.
1354 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1355 inst->utf8_string_atom, GDK_CURRENT_TIME);
1358 * If we're in direct-to-font mode, we disable UTF-8
1359 * pasting, and go straight to ordinary string data.
1361 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1362 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1366 gint idle_paste_func(gpointer data); /* forward ref */
1368 void selection_received(GtkWidget *widget, GtkSelectionData *seldata,
1369 guint time, gpointer data)
1371 struct gui_data *inst = (struct gui_data *)data;
1373 if (seldata->target == inst->utf8_string_atom && seldata->length <= 0) {
1375 * Failed to get a UTF-8 selection string. Try an ordinary
1378 gtk_selection_convert(inst->area, GDK_SELECTION_PRIMARY,
1379 GDK_SELECTION_TYPE_STRING, GDK_CURRENT_TIME);
1384 * Any other failure should just go foom.
1386 if (seldata->length <= 0 ||
1387 (seldata->type != GDK_SELECTION_TYPE_STRING &&
1388 seldata->type != inst->utf8_string_atom))
1389 return; /* Nothing happens. */
1391 if (inst->pastein_data)
1392 sfree(inst->pastein_data);
1394 inst->pastein_data = snewn(seldata->length, wchar_t);
1395 inst->pastein_data_len = seldata->length;
1396 inst->pastein_data_len =
1397 mb_to_wc((seldata->type == inst->utf8_string_atom ?
1398 CS_UTF8 : inst->ucsdata.line_codepage),
1399 0, seldata->data, seldata->length,
1400 inst->pastein_data, inst->pastein_data_len);
1402 term_do_paste(inst->term);
1404 if (term_paste_pending(inst->term))
1405 inst->term_paste_idle_id = gtk_idle_add(idle_paste_func, inst);
1408 gint idle_paste_func(gpointer data)
1410 struct gui_data *inst = (struct gui_data *)data;
1412 if (term_paste_pending(inst->term))
1413 term_paste(inst->term);
1415 gtk_idle_remove(inst->term_paste_idle_id);
1421 void get_clip(void *frontend, wchar_t ** p, int *len)
1423 struct gui_data *inst = (struct gui_data *)frontend;
1426 *p = inst->pastein_data;
1427 *len = inst->pastein_data_len;
1431 void set_title(void *frontend, char *title)
1433 struct gui_data *inst = (struct gui_data *)frontend;
1434 strncpy(inst->wintitle, title, lenof(inst->wintitle));
1435 inst->wintitle[lenof(inst->wintitle)-1] = '\0';
1436 gtk_window_set_title(GTK_WINDOW(inst->window), inst->wintitle);
1439 void set_icon(void *frontend, char *title)
1441 struct gui_data *inst = (struct gui_data *)frontend;
1442 strncpy(inst->icontitle, title, lenof(inst->icontitle));
1443 inst->icontitle[lenof(inst->icontitle)-1] = '\0';
1444 gdk_window_set_icon_name(inst->window->window, inst->icontitle);
1447 void set_sbar(void *frontend, int total, int start, int page)
1449 struct gui_data *inst = (struct gui_data *)frontend;
1450 if (!inst->cfg.scrollbar)
1452 inst->sbar_adjust->lower = 0;
1453 inst->sbar_adjust->upper = total;
1454 inst->sbar_adjust->value = start;
1455 inst->sbar_adjust->page_size = page;
1456 inst->sbar_adjust->step_increment = 1;
1457 inst->sbar_adjust->page_increment = page/2;
1458 inst->ignore_sbar = TRUE;
1459 gtk_adjustment_changed(inst->sbar_adjust);
1460 inst->ignore_sbar = FALSE;
1463 void scrollbar_moved(GtkAdjustment *adj, gpointer data)
1465 struct gui_data *inst = (struct gui_data *)data;
1467 if (!inst->cfg.scrollbar)
1469 if (!inst->ignore_sbar)
1470 term_scroll(inst->term, 1, (int)adj->value);
1473 void sys_cursor(void *frontend, int x, int y)
1476 * This is meaningless under X.
1481 * This is still called when mode==BELL_VISUAL, even though the
1482 * visual bell is handled entirely within terminal.c, because we
1483 * may want to perform additional actions on any kind of bell (for
1484 * example, taskbar flashing in Windows).
1486 void beep(void *frontend, int mode)
1488 if (mode != BELL_VISUAL)
1492 int char_width(Context ctx, int uc)
1495 * Under X, any fixed-width font really _is_ fixed-width.
1496 * Double-width characters will be dealt with using a separate
1497 * font. For the moment we can simply return 1.
1502 Context get_ctx(void *frontend)
1504 struct gui_data *inst = (struct gui_data *)frontend;
1505 struct draw_ctx *dctx;
1507 if (!inst->area->window)
1510 dctx = snew(struct draw_ctx);
1512 dctx->gc = gdk_gc_new(inst->area->window);
1516 void free_ctx(Context ctx)
1518 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1519 /* struct gui_data *inst = dctx->inst; */
1520 GdkGC *gc = dctx->gc;
1526 * Draw a line of text in the window, at given character
1527 * coordinates, in given attributes.
1529 * We are allowed to fiddle with the contents of `text'.
1531 void do_text_internal(Context ctx, int x, int y, char *text, int len,
1532 unsigned long attr, int lattr)
1534 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1535 struct gui_data *inst = dctx->inst;
1536 GdkGC *gc = dctx->gc;
1538 int nfg, nbg, t, fontid, shadow, rlen, widefactor;
1540 nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
1541 nfg = 2 * (nfg & 0xF) + (nfg & 0x10 ? 1 : 0);
1542 nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
1543 nbg = 2 * (nbg & 0xF) + (nbg & 0x10 ? 1 : 0);
1544 if (attr & ATTR_REVERSE) {
1549 if (inst->cfg.bold_colour && (attr & ATTR_BOLD))
1551 if (inst->cfg.bold_colour && (attr & ATTR_BLINK))
1553 if (attr & TATTR_ACTCURS) {
1558 fontid = shadow = 0;
1560 if (attr & ATTR_WIDE) {
1567 if ((attr & ATTR_BOLD) && !inst->cfg.bold_colour) {
1568 if (inst->fonts[fontid | 1])
1574 if (lattr != LATTR_NORM) {
1576 if (x >= inst->term->cols)
1578 if (x + len*2*widefactor > inst->term->cols)
1579 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1587 r.x = x*inst->font_width+inst->cfg.window_border;
1588 r.y = y*inst->font_height+inst->cfg.window_border;
1589 r.width = rlen*widefactor*inst->font_width;
1590 r.height = inst->font_height;
1591 gdk_gc_set_clip_rectangle(gc, &r);
1594 gdk_gc_set_foreground(gc, &inst->cols[nbg]);
1595 gdk_draw_rectangle(inst->pixmap, gc, 1,
1596 x*inst->font_width+inst->cfg.window_border,
1597 y*inst->font_height+inst->cfg.window_border,
1598 rlen*widefactor*inst->font_width, inst->font_height);
1600 gdk_gc_set_foreground(gc, &inst->cols[nfg]);
1607 wcs = snewn(len+1, wchar_t);
1608 for (i = 0; i < len; i++) {
1609 wcs[i] = (wchar_t) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
1612 if (inst->fonts[fontid] == NULL) {
1614 * The font for this contingency does not exist.
1615 * Typically this means we've been given ATTR_WIDE
1616 * character and have no wide font. So we display
1617 * nothing at all; such is life.
1619 } else if (inst->fontinfo[fontid].is_wide) {
1621 * At least one version of gdk_draw_text_wc() has a
1622 * weird bug whereby it reads `len' elements of the
1623 * input string, but only draws `len/2'. Hence I'm
1624 * going to make its input array twice as long as it
1625 * theoretically needs to be, and pass in twice the
1626 * actual number of characters. If a fixed gdk actually
1627 * takes the doubled length seriously, then (a) the
1628 * array will stand scrutiny up to the full length, (b)
1629 * the spare elements of the array are full of zeroes
1630 * which will probably be an empty glyph in the font,
1631 * and (c) the clip rectangle should prevent it causing
1634 gwcs = snewn(len*2+1, GdkWChar);
1635 memset(gwcs, 0, sizeof(GdkWChar) * (len*2+1));
1637 * FIXME: when we have a wide-char equivalent of
1638 * from_unicode, use it instead of this.
1640 for (i = 0; i <= len; i++)
1642 gdk_draw_text_wc(inst->pixmap, inst->fonts[fontid], gc,
1643 x*inst->font_width+inst->cfg.window_border,
1644 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1648 gcs = snewn(len+1, gchar);
1649 wc_to_mb(inst->fontinfo[fontid].charset, 0,
1650 wcs, len, gcs, len, ".", NULL, NULL);
1651 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1652 x*inst->font_width+inst->cfg.window_border,
1653 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1661 gdk_draw_text(inst->pixmap, inst->fonts[fontid], gc,
1662 x*inst->font_width+inst->cfg.window_border + inst->cfg.shadowboldoffset,
1663 y*inst->font_height+inst->cfg.window_border+inst->fonts[0]->ascent,
1667 if (attr & ATTR_UNDER) {
1668 int uheight = inst->fonts[0]->ascent + 1;
1669 if (uheight >= inst->font_height)
1670 uheight = inst->font_height - 1;
1671 gdk_draw_line(inst->pixmap, gc, x*inst->font_width+inst->cfg.window_border,
1672 y*inst->font_height + uheight + inst->cfg.window_border,
1673 (x+len)*widefactor*inst->font_width-1+inst->cfg.window_border,
1674 y*inst->font_height + uheight + inst->cfg.window_border);
1677 if (lattr != LATTR_NORM) {
1679 * I can't find any plausible StretchBlt equivalent in the
1680 * X server, so I'm going to do this the slow and painful
1681 * way. This will involve repeated calls to
1682 * gdk_draw_pixmap() to stretch the text horizontally. It's
1683 * O(N^2) in time and O(N) in network bandwidth, but you
1684 * try thinking of a better way. :-(
1687 for (i = 0; i < len * widefactor * inst->font_width; i++) {
1688 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1689 x*inst->font_width+inst->cfg.window_border + 2*i,
1690 y*inst->font_height+inst->cfg.window_border,
1691 x*inst->font_width+inst->cfg.window_border + 2*i+1,
1692 y*inst->font_height+inst->cfg.window_border,
1693 len * inst->font_width - i, inst->font_height);
1696 if (lattr != LATTR_WIDE) {
1698 /* Now stretch vertically, in the same way. */
1699 if (lattr == LATTR_BOT)
1703 for (i = 0; i < inst->font_height; i+=2) {
1704 gdk_draw_pixmap(inst->pixmap, gc, inst->pixmap,
1705 x*inst->font_width+inst->cfg.window_border,
1706 y*inst->font_height+inst->cfg.window_border+dt*i+db,
1707 x*widefactor*inst->font_width+inst->cfg.window_border,
1708 y*inst->font_height+inst->cfg.window_border+dt*(i+1),
1709 len * inst->font_width, inst->font_height-i-1);
1715 void do_text(Context ctx, int x, int y, char *text, int len,
1716 unsigned long attr, int lattr)
1718 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1719 struct gui_data *inst = dctx->inst;
1720 GdkGC *gc = dctx->gc;
1723 do_text_internal(ctx, x, y, text, len, attr, lattr);
1725 if (attr & ATTR_WIDE) {
1731 if (lattr != LATTR_NORM) {
1733 if (x >= inst->term->cols)
1735 if (x + len*2*widefactor > inst->term->cols)
1736 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1740 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1741 x*inst->font_width+inst->cfg.window_border,
1742 y*inst->font_height+inst->cfg.window_border,
1743 x*inst->font_width+inst->cfg.window_border,
1744 y*inst->font_height+inst->cfg.window_border,
1745 len*widefactor*inst->font_width, inst->font_height);
1748 void do_cursor(Context ctx, int x, int y, char *text, int len,
1749 unsigned long attr, int lattr)
1751 struct draw_ctx *dctx = (struct draw_ctx *)ctx;
1752 struct gui_data *inst = dctx->inst;
1753 GdkGC *gc = dctx->gc;
1755 int passive, widefactor;
1757 if (attr & TATTR_PASCURS) {
1758 attr &= ~TATTR_PASCURS;
1762 if ((attr & TATTR_ACTCURS) && inst->cfg.cursor_type != 0) {
1763 attr &= ~TATTR_ACTCURS;
1765 do_text_internal(ctx, x, y, text, len, attr, lattr);
1767 if (attr & ATTR_WIDE) {
1773 if (lattr != LATTR_NORM) {
1775 if (x >= inst->term->cols)
1777 if (x + len*2*widefactor > inst->term->cols)
1778 len = (inst->term->cols-x)/2/widefactor;/* trim to LH half */
1782 if (inst->cfg.cursor_type == 0) {
1784 * An active block cursor will already have been done by
1785 * the above do_text call, so we only need to do anything
1789 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1790 gdk_draw_rectangle(inst->pixmap, gc, 0,
1791 x*inst->font_width+inst->cfg.window_border,
1792 y*inst->font_height+inst->cfg.window_border,
1793 len*inst->font_width-1, inst->font_height-1);
1797 int startx, starty, dx, dy, length, i;
1801 if ((attr & ATTR_WIDE) || lattr != LATTR_NORM)
1802 char_width = 2*inst->font_width;
1804 char_width = inst->font_width;
1806 if (inst->cfg.cursor_type == 1) {
1807 uheight = inst->fonts[0]->ascent + 1;
1808 if (uheight >= inst->font_height)
1809 uheight = inst->font_height - 1;
1811 startx = x * inst->font_width + inst->cfg.window_border;
1812 starty = y * inst->font_height + inst->cfg.window_border + uheight;
1815 length = len * char_width;
1818 if (attr & TATTR_RIGHTCURS)
1819 xadjust = char_width - 1;
1820 startx = x * inst->font_width + inst->cfg.window_border + xadjust;
1821 starty = y * inst->font_height + inst->cfg.window_border;
1824 length = inst->font_height;
1827 gdk_gc_set_foreground(gc, &inst->cols[NCOLOURS-1]);
1829 for (i = 0; i < length; i++) {
1831 gdk_draw_point(inst->pixmap, gc, startx, starty);
1837 gdk_draw_line(inst->pixmap, gc, startx, starty,
1838 startx + (length-1) * dx, starty + (length-1) * dy);
1842 gdk_draw_pixmap(inst->area->window, gc, inst->pixmap,
1843 x*inst->font_width+inst->cfg.window_border,
1844 y*inst->font_height+inst->cfg.window_border,
1845 x*inst->font_width+inst->cfg.window_border,
1846 y*inst->font_height+inst->cfg.window_border,
1847 len*widefactor*inst->font_width, inst->font_height);
1850 GdkCursor *make_mouse_ptr(struct gui_data *inst, int cursor_val)
1853 * Truly hideous hack: GTK doesn't allow us to set the mouse
1854 * cursor foreground and background colours unless we've _also_
1855 * created our own cursor from bitmaps. Therefore, I need to
1856 * load the `cursor' font and draw glyphs from it on to
1857 * pixmaps, in order to construct my cursors with the fg and bg
1858 * I want. This is a gross hack, but it's more self-contained
1859 * than linking in Xlib to find the X window handle to
1860 * inst->area and calling XRecolorCursor, and it's more
1861 * futureproof than hard-coding the shapes as bitmap arrays.
1863 static GdkFont *cursor_font = NULL;
1864 GdkPixmap *source, *mask;
1866 GdkColor cfg = { 0, 65535, 65535, 65535 };
1867 GdkColor cbg = { 0, 0, 0, 0 };
1868 GdkColor dfg = { 1, 65535, 65535, 65535 };
1869 GdkColor dbg = { 0, 0, 0, 0 };
1872 gint lb, rb, wid, asc, desc, w, h, x, y;
1874 if (cursor_val == -2) {
1875 gdk_font_unref(cursor_font);
1879 if (cursor_val >= 0 && !cursor_font)
1880 cursor_font = gdk_font_load("cursor");
1883 * Get the text extent of the cursor in question. We use the
1884 * mask character for this, because it's typically slightly
1885 * bigger than the main character.
1887 if (cursor_val >= 0) {
1889 text[0] = (char)cursor_val + 1;
1890 gdk_string_extents(cursor_font, text, &lb, &rb, &wid, &asc, &desc);
1891 w = rb-lb; h = asc+desc; x = -lb; y = asc;
1897 source = gdk_pixmap_new(NULL, w, h, 1);
1898 mask = gdk_pixmap_new(NULL, w, h, 1);
1901 * Draw the mask character on the mask pixmap.
1903 gc = gdk_gc_new(mask);
1904 gdk_gc_set_foreground(gc, &dbg);
1905 gdk_draw_rectangle(mask, gc, 1, 0, 0, w, h);
1906 if (cursor_val >= 0) {
1908 text[0] = (char)cursor_val + 1;
1909 gdk_gc_set_foreground(gc, &dfg);
1910 gdk_draw_text(mask, cursor_font, gc, x, y, text, 1);
1915 * Draw the main character on the source pixmap.
1917 gc = gdk_gc_new(source);
1918 gdk_gc_set_foreground(gc, &dbg);
1919 gdk_draw_rectangle(source, gc, 1, 0, 0, w, h);
1920 if (cursor_val >= 0) {
1922 text[0] = (char)cursor_val;
1923 gdk_gc_set_foreground(gc, &dfg);
1924 gdk_draw_text(source, cursor_font, gc, x, y, text, 1);
1929 * Create the cursor.
1931 ret = gdk_cursor_new_from_pixmap(source, mask, &cfg, &cbg, x, y);
1936 gdk_pixmap_unref(source);
1937 gdk_pixmap_unref(mask);
1942 void modalfatalbox(char *p, ...)
1945 fprintf(stderr, "FATAL ERROR: ");
1947 vfprintf(stderr, p, ap);
1949 fputc('\n', stderr);
1953 void cmdline_error(char *p, ...)
1956 fprintf(stderr, "plink: ");
1958 vfprintf(stderr, p, ap);
1960 fputc('\n', stderr);
1964 char *get_x_display(void *frontend)
1966 return gdk_get_display();
1969 long get_windowid(void *frontend)
1971 Terminal *term = (Terminal *)frontend;
1972 struct gui_data *inst = (struct gui_data *)(term->frontend);
1973 return (long)GDK_WINDOW_XWINDOW(inst->area->window);
1976 static void help(FILE *fp) {
1978 "pterm option summary:\n"
1980 " --display DISPLAY Specify X display to use (note '--')\n"
1981 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1982 " -fn FONT Normal text font\n"
1983 " -fb FONT Bold text font\n"
1984 " -geometry GEOMETRY Position and size of window (size in characters)\n"
1985 " -sl LINES Number of lines of scrollback\n"
1986 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1987 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1988 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1989 " -T TITLE Window title\n"
1990 " -ut, +ut Do(default) or do not update utmp\n"
1991 " -ls, +ls Do(default) or do not make shell a login shell\n"
1992 " -sb, +sb Do(default) or do not display a scrollbar\n"
1993 " -log PATH Log all output to a file\n"
1994 " -nethack Map numeric keypad to hjklyubn direction keys\n"
1995 " -xrm RESOURCE-STRING Set an X resource\n"
1996 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
1997 ) < 0 || fflush(fp) < 0) {
1998 perror("output error");
2003 int do_cmdline(int argc, char **argv, int do_everything,
2004 struct gui_data *inst, Config *cfg)
2007 extern char **pty_argv; /* declared in pty.c */
2008 extern int use_pty_argv;
2011 * Macros to make argument handling easier. Note that because
2012 * they need to call `continue', they cannot be contained in
2013 * the usual do {...} while (0) wrapper to make them
2014 * syntactically single statements; hence it is not legal to
2015 * use one of these macros as an unbraced statement between
2018 #define EXPECTS_ARG { \
2019 if (--argc <= 0) { \
2021 fprintf(stderr, "pterm: %s expects an argument\n", p); \
2026 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2029 while (--argc > 0) {
2033 ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
2034 do_everything ? 1 : -1, cfg);
2037 cmdline_error("option \"%s\" requires an argument", p);
2038 } else if (ret == 2) {
2039 --argc, ++argv; /* skip next argument */
2041 } else if (ret == 1) {
2045 if (!strcmp(p, "-fn") || !strcmp(p, "-font")) {
2048 strncpy(cfg->font.name, val, sizeof(cfg->font.name));
2049 cfg->font.name[sizeof(cfg->font.name)-1] = '\0';
2051 } else if (!strcmp(p, "-fb")) {
2054 strncpy(cfg->boldfont.name, val, sizeof(cfg->boldfont.name));
2055 cfg->boldfont.name[sizeof(cfg->boldfont.name)-1] = '\0';
2057 } else if (!strcmp(p, "-fw")) {
2060 strncpy(cfg->widefont.name, val, sizeof(cfg->widefont.name));
2061 cfg->widefont.name[sizeof(cfg->widefont.name)-1] = '\0';
2063 } else if (!strcmp(p, "-fwb")) {
2066 strncpy(cfg->wideboldfont.name, val, sizeof(cfg->wideboldfont.name));
2067 cfg->wideboldfont.name[sizeof(cfg->wideboldfont.name)-1] = '\0';
2069 } else if (!strcmp(p, "-cs")) {
2072 strncpy(cfg->line_codepage, val, sizeof(cfg->line_codepage));
2073 cfg->line_codepage[sizeof(cfg->line_codepage)-1] = '\0';
2075 } else if (!strcmp(p, "-geometry")) {
2076 int flags, x, y, w, h;
2080 flags = XParseGeometry(val, &x, &y, &w, &h);
2081 if (flags & WidthValue)
2083 if (flags & HeightValue)
2086 if (flags & (XValue | YValue)) {
2089 inst->gotpos = TRUE;
2090 inst->gravity = ((flags & XNegative ? 1 : 0) |
2091 (flags & YNegative ? 2 : 0));
2094 } else if (!strcmp(p, "-sl")) {
2097 cfg->savelines = atoi(val);
2099 } else if (!strcmp(p, "-fg") || !strcmp(p, "-bg") ||
2100 !strcmp(p, "-bfg") || !strcmp(p, "-bbg") ||
2101 !strcmp(p, "-cfg") || !strcmp(p, "-cbg")) {
2106 if (!gdk_color_parse(val, &col)) {
2108 fprintf(stderr, "pterm: unable to parse colour \"%s\"\n", val);
2111 index = (!strcmp(p, "-fg") ? 0 :
2112 !strcmp(p, "-bg") ? 2 :
2113 !strcmp(p, "-bfg") ? 1 :
2114 !strcmp(p, "-bbg") ? 3 :
2115 !strcmp(p, "-cfg") ? 4 :
2116 !strcmp(p, "-cbg") ? 5 : -1);
2117 assert(index != -1);
2118 cfg->colours[index][0] = col.red / 256;
2119 cfg->colours[index][1] = col.green / 256;
2120 cfg->colours[index][2] = col.blue / 256;
2123 } else if (use_pty_argv && !strcmp(p, "-e")) {
2124 /* This option swallows all further arguments. */
2130 pty_argv = snewn(argc+1, char *);
2132 for (i = 0; i < argc; i++)
2133 pty_argv[i] = argv[i];
2134 pty_argv[argc] = NULL;
2135 break; /* finished command-line processing */
2137 err = 1, fprintf(stderr, "pterm: -e expects an argument\n");
2139 } else if (!strcmp(p, "-title")) {
2142 strncpy(cfg->wintitle, val, sizeof(cfg->wintitle));
2143 cfg->wintitle[sizeof(cfg->wintitle)-1] = '\0';
2145 } else if (!strcmp(p, "-log")) {
2148 strncpy(cfg->logfilename.path, val, sizeof(cfg->logfilename.path));
2149 cfg->logfilename.path[sizeof(cfg->logfilename.path)-1] = '\0';
2150 cfg->logtype = LGTYP_DEBUG;
2152 } else if (!strcmp(p, "-ut-") || !strcmp(p, "+ut")) {
2154 cfg->stamp_utmp = 0;
2156 } else if (!strcmp(p, "-ut")) {
2158 cfg->stamp_utmp = 1;
2160 } else if (!strcmp(p, "-ls-") || !strcmp(p, "+ls")) {
2162 cfg->login_shell = 0;
2164 } else if (!strcmp(p, "-ls")) {
2166 cfg->login_shell = 1;
2168 } else if (!strcmp(p, "-nethack")) {
2170 cfg->nethack_keypad = 1;
2172 } else if (!strcmp(p, "-sb-") || !strcmp(p, "+sb")) {
2176 } else if (!strcmp(p, "-sb")) {
2180 } else if (!strcmp(p, "-name")) {
2184 } else if (!strcmp(p, "-xrm")) {
2186 provide_xrm_string(val);
2188 } else if(!strcmp(p, "-help") || !strcmp(p, "--help")) {
2192 } else if(p[0] != '-' && (!do_everything ||
2193 process_nonoption_arg(p, cfg))) {
2198 fprintf(stderr, "pterm: unrecognized option '%s'\n", p);
2205 static void block_signal(int sig, int block_it) {
2209 sigaddset(&ss, sig);
2210 if(sigprocmask(block_it ? SIG_BLOCK : SIG_UNBLOCK, &ss, 0) < 0) {
2211 perror("sigprocmask");
2217 * This function retrieves the character set encoding of a font. It
2218 * returns the character set without the X11 hack (in case the user
2219 * asks to use the font's own encoding).
2221 static int set_font_info(struct gui_data *inst, int fontid)
2223 GdkFont *font = inst->fonts[fontid];
2224 XFontStruct *xfs = GDK_FONT_XFONT(font);
2225 Display *disp = GDK_FONT_XDISPLAY(font);
2226 Atom charset_registry, charset_encoding;
2227 unsigned long registry_ret, encoding_ret;
2228 int retval = CS_NONE;
2230 charset_registry = XInternAtom(disp, "CHARSET_REGISTRY", False);
2231 charset_encoding = XInternAtom(disp, "CHARSET_ENCODING", False);
2232 inst->fontinfo[fontid].charset = CS_NONE;
2233 inst->fontinfo[fontid].is_wide = 0;
2234 if (XGetFontProperty(xfs, charset_registry, ®istry_ret) &&
2235 XGetFontProperty(xfs, charset_encoding, &encoding_ret)) {
2237 reg = XGetAtomName(disp, (Atom)registry_ret);
2238 enc = XGetAtomName(disp, (Atom)encoding_ret);
2240 char *encoding = dupcat(reg, "-", enc, NULL);
2241 retval = inst->fontinfo[fontid].charset =
2242 charset_from_xenc(encoding);
2243 /* FIXME: when libcharset supports wide encodings fix this. */
2244 if (!strcasecmp(encoding, "iso10646-1")) {
2245 inst->fontinfo[fontid].is_wide = 1;
2250 * Hack for X line-drawing characters: if the primary
2251 * font is encoded as ISO-8859-anything, and has valid
2252 * glyphs in the first 32 char positions, it is assumed
2253 * that those glyphs are the VT100 line-drawing
2256 * Actually, we'll hack even harder by only checking
2257 * position 0x19 (vertical line, VT100 linedrawing
2258 * `x'). Then we can check it easily by seeing if the
2259 * ascent and descent differ.
2261 if (inst->fontinfo[fontid].charset == CS_ISO8859_1) {
2262 int lb, rb, wid, asc, desc;
2267 gdk_string_extents(inst->fonts[fontid], text,
2268 &lb, &rb, &wid, &asc, &desc);
2270 inst->fontinfo[fontid].charset = CS_ISO8859_1_X11;
2280 int uxsel_input_add(int fd, int rwx) {
2282 if (rwx & 1) flags |= GDK_INPUT_READ;
2283 if (rwx & 2) flags |= GDK_INPUT_WRITE;
2284 if (rwx & 4) flags |= GDK_INPUT_EXCEPTION;
2285 return gdk_input_add(fd, flags, fd_input_func, NULL);
2288 void uxsel_input_remove(int id) {
2289 gdk_input_remove(id);
2292 void clear_scrollback_menuitem(GtkMenuItem *item, gpointer data)
2294 struct gui_data *inst = (struct gui_data *)data;
2295 term_clrsb(inst->term);
2298 void reset_terminal_menuitem(GtkMenuItem *item, gpointer data)
2300 struct gui_data *inst = (struct gui_data *)data;
2301 term_pwron(inst->term);
2302 ldisc_send(inst->ldisc, NULL, 0, 0);
2305 void special_menuitem(GtkMenuItem *item, gpointer data)
2307 struct gui_data *inst = (struct gui_data *)data;
2308 int code = (int)gtk_object_get_data(GTK_OBJECT(item), "user-data");
2310 inst->back->special(inst->backhandle, code);
2313 void about_menuitem(GtkMenuItem *item, gpointer data)
2315 /* struct gui_data *inst = (struct gui_data *)data; */
2319 void update_specials_menu(void *frontend)
2321 Terminal *term = (Terminal *)frontend;
2322 struct gui_data *inst = (struct gui_data *)term->frontend;
2324 const struct telnet_special *specials;
2326 specials = inst->back->get_specials(inst->backhandle);
2327 gtk_container_foreach(GTK_CONTAINER(inst->specialsmenu),
2328 (GtkCallback)gtk_widget_destroy, NULL);
2331 GtkWidget *menuitem;
2332 for (i = 0; specials[i].name; i++) {
2333 if (*specials[i].name) {
2334 menuitem = gtk_menu_item_new_with_label(specials[i].name);
2335 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
2336 (gpointer)specials[i].code);
2337 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
2338 GTK_SIGNAL_FUNC(special_menuitem), inst);
2340 menuitem = gtk_menu_item_new();
2341 gtk_container_add(GTK_CONTAINER(inst->specialsmenu), menuitem);
2342 gtk_widget_show(menuitem);
2344 gtk_widget_show(inst->specialsitem1);
2345 gtk_widget_show(inst->specialsitem2);
2347 gtk_widget_hide(inst->specialsitem1);
2348 gtk_widget_hide(inst->specialsitem2);
2352 int pt_main(int argc, char **argv)
2354 extern Backend *select_backend(Config *cfg);
2355 extern int cfgbox(Config *cfg);
2356 struct gui_data *inst;
2359 /* defer any child exit handling until we're ready to deal with
2361 block_signal(SIGCHLD, 1);
2363 gtk_init(&argc, &argv);
2366 * Create an instance structure and initialise to zeroes
2368 inst = snew(struct gui_data);
2369 memset(inst, 0, sizeof(*inst));
2370 inst->alt_keycode = -1; /* this one needs _not_ to be zero */
2372 if (do_cmdline(argc, argv, 0, inst, &inst->cfg))
2373 exit(1); /* pre-defaults pass to get -class */
2374 do_defaults(NULL, &inst->cfg);
2375 if (do_cmdline(argc, argv, 1, inst, &inst->cfg))
2376 exit(1); /* post-defaults, do everything */
2378 cmdline_run_saved(&inst->cfg);
2380 if (!*inst->cfg.host && !cfgbox(&inst->cfg))
2381 exit(0); /* config box hit Cancel */
2383 inst->fonts[0] = gdk_font_load(inst->cfg.font.name);
2384 if (!inst->fonts[0]) {
2385 fprintf(stderr, "pterm: unable to load font \"%s\"\n",
2386 inst->cfg.font.name);
2389 font_charset = set_font_info(inst, 0);
2390 if (inst->cfg.boldfont.name[0]) {
2391 inst->fonts[1] = gdk_font_load(inst->cfg.boldfont.name);
2392 if (!inst->fonts[1]) {
2393 fprintf(stderr, "pterm: unable to load bold font \"%s\"\n",
2394 inst->cfg.boldfont.name);
2397 set_font_info(inst, 1);
2399 inst->fonts[1] = NULL;
2400 if (inst->cfg.widefont.name[0]) {
2401 inst->fonts[2] = gdk_font_load(inst->cfg.widefont.name);
2402 if (!inst->fonts[2]) {
2403 fprintf(stderr, "pterm: unable to load wide font \"%s\"\n",
2404 inst->cfg.widefont.name);
2407 set_font_info(inst, 2);
2409 inst->fonts[2] = NULL;
2410 if (inst->cfg.wideboldfont.name[0]) {
2411 inst->fonts[3] = gdk_font_load(inst->cfg.wideboldfont.name);
2412 if (!inst->fonts[3]) {
2413 fprintf(stderr, "pterm: unable to load wide/bold font \"%s\"\n",
2414 inst->cfg.wideboldfont.name);
2417 set_font_info(inst, 3);
2419 inst->fonts[3] = NULL;
2421 inst->font_width = gdk_char_width(inst->fonts[0], ' ');
2422 inst->font_height = inst->fonts[0]->ascent + inst->fonts[0]->descent;
2424 inst->compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
2425 inst->utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
2427 inst->direct_to_font = init_ucs(&inst->ucsdata,
2428 inst->cfg.line_codepage, font_charset);
2430 inst->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
2433 * Set up the colour map.
2435 palette_reset(inst);
2437 inst->area = gtk_drawing_area_new();
2438 gtk_drawing_area_size(GTK_DRAWING_AREA(inst->area),
2439 inst->font_width * inst->cfg.width + 2*inst->cfg.window_border,
2440 inst->font_height * inst->cfg.height + 2*inst->cfg.window_border);
2441 if (inst->cfg.scrollbar) {
2442 inst->sbar_adjust = GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2443 inst->sbar = gtk_vscrollbar_new(inst->sbar_adjust);
2445 inst->hbox = GTK_BOX(gtk_hbox_new(FALSE, 0));
2446 if (inst->cfg.scrollbar) {
2447 if (inst->cfg.scrollbar_on_left)
2448 gtk_box_pack_start(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2450 gtk_box_pack_end(inst->hbox, inst->sbar, FALSE, FALSE, 0);
2452 gtk_box_pack_start(inst->hbox, inst->area, TRUE, TRUE, 0);
2454 gtk_container_add(GTK_CONTAINER(inst->window), GTK_WIDGET(inst->hbox));
2458 geom.min_width = inst->font_width + 2*inst->cfg.window_border;
2459 geom.min_height = inst->font_height + 2*inst->cfg.window_border;
2460 geom.max_width = geom.max_height = -1;
2461 geom.base_width = 2*inst->cfg.window_border;
2462 geom.base_height = 2*inst->cfg.window_border;
2463 geom.width_inc = inst->font_width;
2464 geom.height_inc = inst->font_height;
2465 geom.min_aspect = geom.max_aspect = 0;
2466 gtk_window_set_geometry_hints(GTK_WINDOW(inst->window), inst->area, &geom,
2467 GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE |
2468 GDK_HINT_RESIZE_INC);
2471 gtk_widget_show(inst->area);
2472 if (inst->cfg.scrollbar)
2473 gtk_widget_show(inst->sbar);
2474 gtk_widget_show(GTK_WIDGET(inst->hbox));
2477 int x = inst->xpos, y = inst->ypos;
2479 gtk_widget_size_request(GTK_WIDGET(inst->window), &req);
2480 if (inst->gravity & 1) x += gdk_screen_width() - req.width;
2481 if (inst->gravity & 2) y += gdk_screen_height() - req.height;
2482 gtk_window_set_position(GTK_WINDOW(inst->window), GTK_WIN_POS_NONE);
2483 gtk_widget_set_uposition(GTK_WIDGET(inst->window), x, y);
2486 gtk_signal_connect(GTK_OBJECT(inst->window), "destroy",
2487 GTK_SIGNAL_FUNC(destroy), inst);
2488 gtk_signal_connect(GTK_OBJECT(inst->window), "delete_event",
2489 GTK_SIGNAL_FUNC(delete_window), inst);
2490 gtk_signal_connect(GTK_OBJECT(inst->window), "key_press_event",
2491 GTK_SIGNAL_FUNC(key_event), inst);
2492 gtk_signal_connect(GTK_OBJECT(inst->window), "key_release_event",
2493 GTK_SIGNAL_FUNC(key_event), inst);
2494 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_in_event",
2495 GTK_SIGNAL_FUNC(focus_event), inst);
2496 gtk_signal_connect(GTK_OBJECT(inst->window), "focus_out_event",
2497 GTK_SIGNAL_FUNC(focus_event), inst);
2498 gtk_signal_connect(GTK_OBJECT(inst->area), "configure_event",
2499 GTK_SIGNAL_FUNC(configure_area), inst);
2500 gtk_signal_connect(GTK_OBJECT(inst->area), "expose_event",
2501 GTK_SIGNAL_FUNC(expose_area), inst);
2502 gtk_signal_connect(GTK_OBJECT(inst->area), "button_press_event",
2503 GTK_SIGNAL_FUNC(button_event), inst);
2504 gtk_signal_connect(GTK_OBJECT(inst->area), "button_release_event",
2505 GTK_SIGNAL_FUNC(button_event), inst);
2506 gtk_signal_connect(GTK_OBJECT(inst->area), "motion_notify_event",
2507 GTK_SIGNAL_FUNC(motion_event), inst);
2508 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_received",
2509 GTK_SIGNAL_FUNC(selection_received), inst);
2510 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_get",
2511 GTK_SIGNAL_FUNC(selection_get), inst);
2512 gtk_signal_connect(GTK_OBJECT(inst->area), "selection_clear_event",
2513 GTK_SIGNAL_FUNC(selection_clear), inst);
2514 if (inst->cfg.scrollbar)
2515 gtk_signal_connect(GTK_OBJECT(inst->sbar_adjust), "value_changed",
2516 GTK_SIGNAL_FUNC(scrollbar_moved), inst);
2517 gtk_timeout_add(20, timer_func, inst);
2518 gtk_widget_add_events(GTK_WIDGET(inst->area),
2519 GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK |
2520 GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
2521 GDK_POINTER_MOTION_MASK | GDK_BUTTON_MOTION_MASK);
2523 gtk_widget_show(inst->window);
2525 set_window_background(inst);
2528 * Set up the Ctrl+rightclick context menu.
2531 GtkWidget *menuitem;
2534 inst->menu = gtk_menu_new();
2536 #define MKMENUITEM(title, func) do { \
2537 menuitem = title ? gtk_menu_item_new_with_label(title) : \
2538 gtk_menu_item_new(); \
2539 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
2540 gtk_widget_show(menuitem); \
2542 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
2543 GTK_SIGNAL_FUNC(func), inst); \
2545 MKMENUITEM("Special Commands", NULL);
2546 inst->specialsmenu = gtk_menu_new();
2547 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), inst->specialsmenu);
2548 inst->specialsitem1 = menuitem;
2549 MKMENUITEM(NULL, NULL);
2550 inst->specialsitem2 = menuitem;
2551 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem);
2552 MKMENUITEM("Reset Terminal", reset_terminal_menuitem);
2553 MKMENUITEM(NULL, NULL);
2554 s = dupcat("About ", appname, NULL);
2555 MKMENUITEM(s, about_menuitem);
2560 inst->textcursor = make_mouse_ptr(inst, GDK_XTERM);
2561 inst->rawcursor = make_mouse_ptr(inst, GDK_LEFT_PTR);
2562 inst->blankcursor = make_mouse_ptr(inst, -1);
2563 make_mouse_ptr(inst, -2); /* clean up cursor font */
2564 inst->currcursor = inst->textcursor;
2565 show_mouseptr(inst, 1);
2567 inst->term = term_init(&inst->cfg, &inst->ucsdata, inst);
2568 inst->logctx = log_init(inst, &inst->cfg);
2569 term_provide_logctx(inst->term, inst->logctx);
2573 term_size(inst->term, inst->cfg.height, inst->cfg.width, inst->cfg.savelines);
2575 inst->back = select_backend(&inst->cfg);
2577 char *realhost, *error;
2579 error = inst->back->init((void *)inst->term, &inst->backhandle,
2580 &inst->cfg, inst->cfg.host, inst->cfg.port,
2581 &realhost, inst->cfg.tcp_nodelay);
2584 char *msg = dupprintf("Unable to open connection to %s:\n%s",
2585 inst->cfg.host, error);
2586 inst->exited = TRUE;
2587 fatal_message_box(inst->window, msg);
2592 if (inst->cfg.wintitle[0])
2593 set_title(inst, inst->cfg.wintitle);
2595 char *title = make_default_wintitle(realhost);
2596 set_title(inst, title);
2600 inst->back->provide_logctx(inst->backhandle, inst->logctx);
2601 update_specials_menu(inst->term);
2603 term_provide_resize_fn(inst->term, inst->back->size, inst->backhandle);
2606 ldisc_create(&inst->cfg, inst->term, inst->back, inst->backhandle, inst);
2607 ldisc_send(inst->ldisc, NULL, 0, 0);/* cause ldisc to notice changes */
2609 /* now we're reday to deal with the child exit handler being
2611 block_signal(SIGCHLD, 0);
2613 inst->exited = FALSE;