2 * gtkwin.c: the main code that runs a PuTTY terminal emulator and
3 * backend in a GTK window.
18 #include <sys/types.h>
21 #include <gdk/gdkkeysyms.h>
24 #include <X11/Xutil.h>
25 #include <X11/Xatom.h>
27 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
33 #define CAT2(x,y) x ## y
34 #define CAT(x,y) CAT2(x,y)
35 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
37 /* Colours come in two flavours: configurable, and xterm-extended. */
38 #define NCFGCOLOURS (lenof(((Config *)0)->colours))
39 #define NEXTCOLOURS 240 /* 216 colour-cube plus 24 shades of grey */
40 #define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
42 GdkAtom compound_text_atom
, utf8_string_atom
;
44 extern char **pty_argv
; /* declared in pty.c */
45 extern int use_pty_argv
;
48 * Timers are global across all sessions (even if we were handling
49 * multiple sessions, which we aren't), so the current timer ID is
52 static guint timer_id
= 0;
55 GtkWidget
*window
, *area
, *sbar
;
57 GtkAdjustment
*sbar_adjust
;
58 GtkWidget
*menu
, *specialsmenu
, *specialsitem1
, *specialsitem2
,
60 GtkWidget
*sessionsmenu
;
62 unifont
*fonts
[4]; /* normal, bold, wide, widebold */
63 int xpos
, ypos
, gotpos
, gravity
;
64 GdkCursor
*rawcursor
, *textcursor
, *blankcursor
, *waitcursor
, *currcursor
;
65 GdkColor cols
[NALLCOLOURS
];
67 wchar_t *pastein_data
;
70 char *pasteout_data
, *pasteout_data_ctext
, *pasteout_data_utf8
;
71 int pasteout_data_len
, pasteout_data_ctext_len
, pasteout_data_utf8_len
;
72 int font_width
, font_height
;
77 guint term_paste_idle_id
;
78 guint term_exit_idle_id
;
81 char wintitle
[sizeof(((Config
*)0)->wintitle
)];
82 char icontitle
[sizeof(((Config
*)0)->wintitle
)];
83 int master_fd
, master_func_id
;
90 struct unicode_data ucsdata
;
93 char *progname
, **gtkargvstart
;
95 guint32 input_event_time
; /* Timestamp of the most recent input event. */
101 struct gui_data
*inst
;
104 static int send_raw_mouse
;
106 static char *app_name
= "pterm";
108 static void start_backend(struct gui_data
*inst
);
110 char *x_get_default(const char *key
)
112 return XGetDefault(GDK_DISPLAY(), app_name
, key
);
115 void connection_fatal(void *frontend
, char *p
, ...)
117 struct gui_data
*inst
= (struct gui_data
*)frontend
;
122 msg
= dupvprintf(p
, ap
);
125 fatal_message_box(inst
->window
, msg
);
127 if (inst
->cfg
.close_on_exit
== FORCE_ON
)
132 * Default settings that are specific to pterm.
134 FontSpec
platform_default_fontspec(const char *name
)
137 if (!strcmp(name
, "Font"))
138 strcpy(ret
.name
, "server:fixed");
144 Filename
platform_default_filename(const char *name
)
147 if (!strcmp(name
, "LogFileName"))
148 strcpy(ret
.path
, "putty.log");
154 char *platform_default_s(const char *name
)
156 if (!strcmp(name
, "SerialLine"))
157 return dupstr("/dev/ttyS0");
161 int platform_default_i(const char *name
, int def
)
163 if (!strcmp(name
, "CloseOnExit"))
164 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
165 if (!strcmp(name
, "WinNameAlways"))
166 return 0; /* X natively supports icon titles, so use 'em by default */
170 /* Dummy routine, only required in plink. */
171 void ldisc_update(void *frontend
, int echo
, int edit
)
175 char *get_ttymode(void *frontend
, const char *mode
)
177 struct gui_data
*inst
= (struct gui_data
*)frontend
;
178 return term_get_ttymode(inst
->term
, mode
);
181 int from_backend(void *frontend
, int is_stderr
, const char *data
, int len
)
183 struct gui_data
*inst
= (struct gui_data
*)frontend
;
184 return term_data(inst
->term
, is_stderr
, data
, len
);
187 int from_backend_untrusted(void *frontend
, const char *data
, int len
)
189 struct gui_data
*inst
= (struct gui_data
*)frontend
;
190 return term_data_untrusted(inst
->term
, data
, len
);
193 int get_userpass_input(prompts_t
*p
, unsigned char *in
, int inlen
)
195 struct gui_data
*inst
= (struct gui_data
*)p
->frontend
;
197 ret
= cmdline_get_passwd_input(p
, in
, inlen
);
199 ret
= term_get_userpass_input(inst
->term
, p
, in
, inlen
);
203 void logevent(void *frontend
, const char *string
)
205 struct gui_data
*inst
= (struct gui_data
*)frontend
;
207 log_eventlog(inst
->logctx
, string
);
209 logevent_dlg(inst
->eventlogstuff
, string
);
212 int font_dimension(void *frontend
, int which
)/* 0 for width, 1 for height */
214 struct gui_data
*inst
= (struct gui_data
*)frontend
;
217 return inst
->font_height
;
219 return inst
->font_width
;
223 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
224 * into a cooked one (SELECT, EXTEND, PASTE).
226 * In Unix, this is not configurable; the X button arrangement is
227 * rock-solid across all applications, everyone has a three-button
228 * mouse or a means of faking it, and there is no need to switch
229 * buttons around at all.
231 static Mouse_Button
translate_button(Mouse_Button button
)
233 /* struct gui_data *inst = (struct gui_data *)frontend; */
235 if (button
== MBT_LEFT
)
237 if (button
== MBT_MIDDLE
)
239 if (button
== MBT_RIGHT
)
241 return 0; /* shouldn't happen */
245 * Return the top-level GtkWindow associated with a particular
246 * front end instance.
248 void *get_window(void *frontend
)
250 struct gui_data
*inst
= (struct gui_data
*)frontend
;
255 * Minimise or restore the window in response to a server-side
258 void set_iconic(void *frontend
, int iconic
)
261 * GTK 1.2 doesn't know how to do this.
263 #if GTK_CHECK_VERSION(2,0,0)
264 struct gui_data
*inst
= (struct gui_data
*)frontend
;
266 gtk_window_iconify(GTK_WINDOW(inst
->window
));
268 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
273 * Move the window in response to a server-side request.
275 void move_window(void *frontend
, int x
, int y
)
277 struct gui_data
*inst
= (struct gui_data
*)frontend
;
279 * I assume that when the GTK version of this call is available
280 * we should use it. Not sure how it differs from the GDK one,
283 #if GTK_CHECK_VERSION(2,0,0)
284 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
286 gdk_window_move(inst
->window
->window
, x
, y
);
291 * Move the window to the top or bottom of the z-order in response
292 * to a server-side request.
294 void set_zorder(void *frontend
, int top
)
296 struct gui_data
*inst
= (struct gui_data
*)frontend
;
298 gdk_window_raise(inst
->window
->window
);
300 gdk_window_lower(inst
->window
->window
);
304 * Refresh the window in response to a server-side request.
306 void refresh_window(void *frontend
)
308 struct gui_data
*inst
= (struct gui_data
*)frontend
;
309 term_invalidate(inst
->term
);
313 * Maximise or restore the window in response to a server-side
316 void set_zoomed(void *frontend
, int zoomed
)
319 * GTK 1.2 doesn't know how to do this.
321 #if GTK_CHECK_VERSION(2,0,0)
322 struct gui_data
*inst
= (struct gui_data
*)frontend
;
324 gtk_window_maximize(GTK_WINDOW(inst
->window
));
326 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
331 * Report whether the window is iconic, for terminal reports.
333 int is_iconic(void *frontend
)
335 struct gui_data
*inst
= (struct gui_data
*)frontend
;
336 return !gdk_window_is_viewable(inst
->window
->window
);
340 * Report the window's position, for terminal reports.
342 void get_window_pos(void *frontend
, int *x
, int *y
)
344 struct gui_data
*inst
= (struct gui_data
*)frontend
;
346 * I assume that when the GTK version of this call is available
347 * we should use it. Not sure how it differs from the GDK one,
350 #if GTK_CHECK_VERSION(2,0,0)
351 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
353 gdk_window_get_position(inst
->window
->window
, x
, y
);
358 * Report the window's pixel size, for terminal reports.
360 void get_window_pixels(void *frontend
, int *x
, int *y
)
362 struct gui_data
*inst
= (struct gui_data
*)frontend
;
364 * I assume that when the GTK version of this call is available
365 * we should use it. Not sure how it differs from the GDK one,
368 #if GTK_CHECK_VERSION(2,0,0)
369 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
371 gdk_window_get_size(inst
->window
->window
, x
, y
);
376 * Return the window or icon title.
378 char *get_window_title(void *frontend
, int icon
)
380 struct gui_data
*inst
= (struct gui_data
*)frontend
;
381 return icon ? inst
->icontitle
: inst
->wintitle
;
384 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
386 struct gui_data
*inst
= (struct gui_data
*)data
;
387 if (!inst
->exited
&& inst
->cfg
.warn_on_close
) {
388 if (!reallyclose(inst
))
394 static void update_mouseptr(struct gui_data
*inst
)
396 switch (inst
->busy_status
) {
398 if (!inst
->mouseptr_visible
) {
399 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
400 } else if (send_raw_mouse
) {
401 gdk_window_set_cursor(inst
->area
->window
, inst
->rawcursor
);
403 gdk_window_set_cursor(inst
->area
->window
, inst
->textcursor
);
406 case BUSY_WAITING
: /* XXX can we do better? */
408 /* We always display these cursors. */
409 gdk_window_set_cursor(inst
->area
->window
, inst
->waitcursor
);
416 static void show_mouseptr(struct gui_data
*inst
, int show
)
418 if (!inst
->cfg
.hide_mouseptr
)
420 inst
->mouseptr_visible
= show
;
421 update_mouseptr(inst
);
424 void draw_backing_rect(struct gui_data
*inst
)
426 GdkGC
*gc
= gdk_gc_new(inst
->area
->window
);
427 gdk_gc_set_foreground(gc
, &inst
->cols
[258]); /* default background */
428 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
429 inst
->cfg
.width
* inst
->font_width
+ 2*inst
->cfg
.window_border
,
430 inst
->cfg
.height
* inst
->font_height
+ 2*inst
->cfg
.window_border
);
434 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
436 struct gui_data
*inst
= (struct gui_data
*)data
;
437 int w
, h
, need_size
= 0;
440 * See if the terminal size has changed, in which case we must
441 * let the terminal know.
443 w
= (event
->width
- 2*inst
->cfg
.window_border
) / inst
->font_width
;
444 h
= (event
->height
- 2*inst
->cfg
.window_border
) / inst
->font_height
;
445 if (w
!= inst
->width
|| h
!= inst
->height
) {
446 inst
->cfg
.width
= inst
->width
= w
;
447 inst
->cfg
.height
= inst
->height
= h
;
452 gdk_pixmap_unref(inst
->pixmap
);
456 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
457 (inst
->cfg
.width
* inst
->font_width
+
458 2*inst
->cfg
.window_border
),
459 (inst
->cfg
.height
* inst
->font_height
+
460 2*inst
->cfg
.window_border
), -1);
462 draw_backing_rect(inst
);
464 if (need_size
&& inst
->term
) {
465 term_size(inst
->term
, h
, w
, inst
->cfg
.savelines
);
469 term_invalidate(inst
->term
);
474 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
476 struct gui_data
*inst
= (struct gui_data
*)data
;
479 * Pass the exposed rectangle to terminal.c, which will call us
480 * back to do the actual painting.
483 gdk_draw_pixmap(widget
->window
,
484 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
486 event
->area
.x
, event
->area
.y
,
487 event
->area
.x
, event
->area
.y
,
488 event
->area
.width
, event
->area
.height
);
493 #define KEY_PRESSED(k) \
494 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
496 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
498 struct gui_data
*inst
= (struct gui_data
*)data
;
500 wchar_t ucsoutput
[2];
501 int ucsval
, start
, end
, special
, output_charset
, use_ucsoutput
;
503 /* Remember the timestamp. */
504 inst
->input_event_time
= event
->time
;
506 /* By default, nothing is generated. */
508 special
= use_ucsoutput
= FALSE
;
509 output_charset
= CS_ISO8859_1
;
512 * If Alt is being released after typing an Alt+numberpad
513 * sequence, we should generate the code that was typed.
515 * Note that we only do this if more than one key was actually
516 * pressed - I don't think Alt+NumPad4 should be ^D or that
517 * Alt+NumPad3 should be ^C, for example. There's no serious
518 * inconvenience in having to type a zero before a single-digit
521 if (event
->type
== GDK_KEY_RELEASE
&&
522 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
523 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
524 inst
->alt_keycode
>= 0 && inst
->alt_digits
> 1) {
526 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
529 * FIXME: we might usefully try to do something clever here
530 * about interpreting the generated key code in a way that's
531 * appropriate to the line code page.
533 output
[0] = inst
->alt_keycode
;
538 if (event
->type
== GDK_KEY_PRESS
) {
542 printf("keypress: keyval = %04x, state = %08x; string =",
543 event
->keyval
, event
->state
);
544 for (i
= 0; event
->string
[i
]; i
++)
545 printf(" %02x", (unsigned char) event
->string
[i
]);
551 * NYI: Compose key (!!! requires Unicode faff before even trying)
555 * If Alt has just been pressed, we start potentially
556 * accumulating an Alt+numberpad code. We do this by
557 * setting alt_keycode to -1 (nothing yet but plausible).
559 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
560 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
561 inst
->alt_keycode
= -1;
562 inst
->alt_digits
= 0;
563 goto done
; /* this generates nothing else */
567 * If we're seeing a numberpad key press with Mod1 down,
568 * consider adding it to alt_keycode if that's sensible.
569 * Anything _else_ with Mod1 down cancels any possibility
570 * of an ALT keycode: we set alt_keycode to -2.
572 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
574 switch (event
->keyval
) {
575 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
576 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
577 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
578 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
579 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
580 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
581 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
582 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
583 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
584 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
587 inst
->alt_keycode
= -2; /* it's invalid */
590 printf("Adding digit %d to keycode %d", digit
,
593 if (inst
->alt_keycode
== -1)
594 inst
->alt_keycode
= digit
; /* one-digit code */
596 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
599 printf(" gives new code %d\n", inst
->alt_keycode
);
601 /* Having used this digit, we now do nothing more with it. */
607 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
610 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
611 term_scroll(inst
->term
, 0, -inst
->cfg
.height
/2);
614 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_CONTROL_MASK
)) {
615 term_scroll(inst
->term
, 0, -1);
618 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
619 term_scroll(inst
->term
, 0, +inst
->cfg
.height
/2);
622 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_CONTROL_MASK
)) {
623 term_scroll(inst
->term
, 0, +1);
628 * Neither does Shift-Ins.
630 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
636 use_ucsoutput
= FALSE
;
638 /* ALT+things gives leading Escape. */
640 #if !GTK_CHECK_VERSION(2,0,0)
642 * In vanilla X, and hence also GDK 1.2, the string received
643 * as part of a keyboard event is assumed to be in
644 * ISO-8859-1. (Seems woefully shortsighted in i18n terms,
645 * but it's true: see the man page for XLookupString(3) for
648 output_charset
= CS_ISO8859_1
;
649 strncpy(output
+1, event
->string
, lenof(output
)-1);
652 * GDK 2.0 arranges to have done some translation for us: in
653 * GDK 2.0, event->string is encoded in the current locale.
655 * (However, it's also deprecated; we really ought to be
656 * using a GTKIMContext.)
658 * So we use the standard C library function mbstowcs() to
659 * convert from the current locale into Unicode; from there
660 * we can convert to whatever PuTTY is currently working in.
661 * (In fact I convert straight back to UTF-8 from
662 * wide-character Unicode, for the sake of simplicity: that
663 * way we can still use exactly the same code to manipulate
664 * the string, such as prefixing ESC.)
666 output_charset
= CS_UTF8
;
668 wchar_t widedata
[32], *wp
;
672 wlen
= mb_to_wc(DEFAULT_CODEPAGE
, 0,
673 event
->string
, strlen(event
->string
),
674 widedata
, lenof(widedata
)-1);
677 ulen
= charset_from_unicode(&wp
, &wlen
, output
+1, lenof(output
)-2,
678 CS_UTF8
, NULL
, NULL
, 0);
679 output
[1+ulen
] = '\0';
684 (ucsval
= keysym_to_unicode(event
->keyval
)) >= 0) {
685 ucsoutput
[0] = '\033';
686 ucsoutput
[1] = ucsval
;
687 use_ucsoutput
= TRUE
;
690 output
[lenof(output
)-1] = '\0';
691 end
= strlen(output
);
693 if (event
->state
& GDK_MOD1_MASK
) {
695 if (end
== 1) end
= 0;
699 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
700 if (!output
[1] && event
->keyval
== '`' &&
701 (event
->state
& GDK_CONTROL_MASK
)) {
703 use_ucsoutput
= FALSE
;
707 /* Control-Break sends a Break special to the backend */
708 if (event
->keyval
== GDK_Break
&&
709 (event
->state
& GDK_CONTROL_MASK
)) {
711 inst
->back
->special(inst
->backhandle
, TS_BRK
);
715 /* We handle Return ourselves, because it needs to be flagged as
716 * special to ldisc. */
717 if (event
->keyval
== GDK_Return
) {
719 use_ucsoutput
= FALSE
;
724 /* Control-2, Control-Space and Control-@ are NUL */
726 (event
->keyval
== ' ' || event
->keyval
== '2' ||
727 event
->keyval
== '@') &&
728 (event
->state
& (GDK_SHIFT_MASK
|
729 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
731 use_ucsoutput
= FALSE
;
735 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
736 if (!output
[1] && event
->keyval
== ' ' &&
737 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
738 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
740 output_charset
= CS_ISO8859_1
;
741 use_ucsoutput
= FALSE
;
745 /* We don't let GTK tell us what Backspace is! We know better. */
746 if (event
->keyval
== GDK_BackSpace
&&
747 !(event
->state
& GDK_SHIFT_MASK
)) {
748 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x7F' : '\x08';
749 use_ucsoutput
= FALSE
;
753 /* For Shift Backspace, do opposite of what is configured. */
754 if (event
->keyval
== GDK_BackSpace
&&
755 (event
->state
& GDK_SHIFT_MASK
)) {
756 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x08' : '\x7F';
757 use_ucsoutput
= FALSE
;
762 /* Shift-Tab is ESC [ Z */
763 if (event
->keyval
== GDK_ISO_Left_Tab
||
764 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
765 end
= 1 + sprintf(output
+1, "\033[Z");
766 use_ucsoutput
= FALSE
;
768 /* And normal Tab is Tab, if the keymap hasn't already told us.
769 * (Curiously, at least one version of the MacOS 10.5 X server
770 * doesn't translate Tab for us. */
771 if (event
->keyval
== GDK_Tab
&& end
<= 1) {
777 * NetHack keypad mode.
779 if (inst
->cfg
.nethack_keypad
) {
781 switch (event
->keyval
) {
782 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB\002"; break;
783 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ\012"; break;
784 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN\016"; break;
785 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH\010"; break;
786 case GDK_KP_5
: case GDK_KP_Begin
: keys
= "..."; break;
787 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL\014"; break;
788 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY\031"; break;
789 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK\013"; break;
790 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU\025"; break;
794 if (event
->state
& GDK_CONTROL_MASK
)
796 else if (event
->state
& GDK_SHIFT_MASK
)
800 use_ucsoutput
= FALSE
;
806 * Application keypad mode.
808 if (inst
->term
->app_keypad_keys
&& !inst
->cfg
.no_applic_k
) {
810 switch (event
->keyval
) {
811 case GDK_Num_Lock
: xkey
= 'P'; break;
812 case GDK_KP_Divide
: xkey
= 'Q'; break;
813 case GDK_KP_Multiply
: xkey
= 'R'; break;
814 case GDK_KP_Subtract
: xkey
= 'S'; break;
816 * Keypad + is tricky. It covers a space that would
817 * be taken up on the VT100 by _two_ keys; so we
818 * let Shift select between the two. Worse still,
819 * in xterm function key mode we change which two...
822 if (inst
->cfg
.funky_type
== FUNKY_XTERM
) {
823 if (event
->state
& GDK_SHIFT_MASK
)
827 } else if (event
->state
& GDK_SHIFT_MASK
)
832 case GDK_KP_Enter
: xkey
= 'M'; break;
833 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
834 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
835 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
836 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
837 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
838 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
839 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
840 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
841 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
842 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
843 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
846 if (inst
->term
->vt52_mode
) {
847 if (xkey
>= 'P' && xkey
<= 'S')
848 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
850 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
852 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
853 use_ucsoutput
= FALSE
;
859 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
860 * for integer decimal nn.)
862 * We also deal with the weird ones here. Linux VCs replace F1
863 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
864 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
869 switch (event
->keyval
) {
871 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
874 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
877 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
880 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
883 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
886 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
889 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
892 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
895 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
898 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
931 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
932 case GDK_Home
: case GDK_KP_Home
:
935 case GDK_Insert
: case GDK_KP_Insert
:
938 case GDK_Delete
: case GDK_KP_Delete
:
941 case GDK_End
: case GDK_KP_End
:
944 case GDK_Page_Up
: case GDK_KP_Page_Up
:
947 case GDK_Page_Down
: case GDK_KP_Page_Down
:
951 /* Reorder edit keys to physical order */
952 if (inst
->cfg
.funky_type
== FUNKY_VT400
&& code
<= 6)
953 code
= "\0\2\1\4\5\3\6"[code
];
955 if (inst
->term
->vt52_mode
&& code
> 0 && code
<= 6) {
956 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
957 use_ucsoutput
= FALSE
;
961 if (inst
->cfg
.funky_type
== FUNKY_SCO
&& /* SCO function keys */
962 code
>= 11 && code
<= 34) {
963 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
965 switch (event
->keyval
) {
966 case GDK_F1
: index
= 0; break;
967 case GDK_F2
: index
= 1; break;
968 case GDK_F3
: index
= 2; break;
969 case GDK_F4
: index
= 3; break;
970 case GDK_F5
: index
= 4; break;
971 case GDK_F6
: index
= 5; break;
972 case GDK_F7
: index
= 6; break;
973 case GDK_F8
: index
= 7; break;
974 case GDK_F9
: index
= 8; break;
975 case GDK_F10
: index
= 9; break;
976 case GDK_F11
: index
= 10; break;
977 case GDK_F12
: index
= 11; break;
979 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
980 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
981 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
982 use_ucsoutput
= FALSE
;
985 if (inst
->cfg
.funky_type
== FUNKY_SCO
&& /* SCO small keypad */
986 code
>= 1 && code
<= 6) {
987 char codes
[] = "HL.FIG";
992 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
994 use_ucsoutput
= FALSE
;
997 if ((inst
->term
->vt52_mode
|| inst
->cfg
.funky_type
== FUNKY_VT100P
) &&
998 code
>= 11 && code
<= 24) {
1004 if (inst
->term
->vt52_mode
)
1005 end
= 1 + sprintf(output
+1,
1006 "\x1B%c", code
+ 'P' - 11 - offt
);
1008 end
= 1 + sprintf(output
+1,
1009 "\x1BO%c", code
+ 'P' - 11 - offt
);
1010 use_ucsoutput
= FALSE
;
1013 if (inst
->cfg
.funky_type
== FUNKY_LINUX
&& code
>= 11 && code
<= 15) {
1014 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
1015 use_ucsoutput
= FALSE
;
1018 if (inst
->cfg
.funky_type
== FUNKY_XTERM
&& code
>= 11 && code
<= 14) {
1019 if (inst
->term
->vt52_mode
)
1020 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
1022 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
1023 use_ucsoutput
= FALSE
;
1026 if (inst
->cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
1027 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
1028 use_ucsoutput
= FALSE
;
1032 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
1033 use_ucsoutput
= FALSE
;
1039 * Cursor keys. (This includes the numberpad cursor keys,
1040 * if we haven't already done them due to app keypad mode.)
1042 * Here we also process un-numlocked un-appkeypadded KP5,
1043 * which sends ESC [ G.
1047 switch (event
->keyval
) {
1048 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
1049 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
1050 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
1051 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
1052 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
1056 * The arrow keys normally do ESC [ A and so on. In
1057 * app cursor keys mode they do ESC O A instead.
1058 * Ctrl toggles the two modes.
1060 if (inst
->term
->vt52_mode
) {
1061 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
1062 } else if (!inst
->term
->app_cursor_keys
^
1063 !(event
->state
& GDK_CONTROL_MASK
)) {
1064 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
1066 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
1068 use_ucsoutput
= FALSE
;
1077 if (end
-start
> 0) {
1078 #ifdef KEY_DEBUGGING
1080 printf("generating sequence:");
1081 for (i
= start
; i
< end
; i
++)
1082 printf(" %02x", (unsigned char) output
[i
]);
1088 * For special control characters, the character set
1089 * should never matter.
1091 output
[end
] = '\0'; /* NUL-terminate */
1093 ldisc_send(inst
->ldisc
, output
+start
, -2, 1);
1094 } else if (!inst
->direct_to_font
) {
1095 if (!use_ucsoutput
) {
1097 lpage_send(inst
->ldisc
, output_charset
, output
+start
,
1101 * We generated our own Unicode key data from the
1102 * keysym, so use that instead.
1105 luni_send(inst
->ldisc
, ucsoutput
+start
, end
-start
, 1);
1109 * In direct-to-font mode, we just send the string
1110 * exactly as we received it.
1113 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
1116 show_mouseptr(inst
, 0);
1117 term_seen_key_event(inst
->term
);
1123 gboolean
button_internal(struct gui_data
*inst
, guint32 timestamp
,
1124 GdkEventType type
, guint ebutton
, guint state
,
1125 gdouble ex
, gdouble ey
)
1127 int shift
, ctrl
, alt
, x
, y
, button
, act
;
1129 /* Remember the timestamp. */
1130 inst
->input_event_time
= timestamp
;
1132 show_mouseptr(inst
, 1);
1134 if (ebutton
== 4 && type
== GDK_BUTTON_PRESS
) {
1135 term_scroll(inst
->term
, 0, -5);
1138 if (ebutton
== 5 && type
== GDK_BUTTON_PRESS
) {
1139 term_scroll(inst
->term
, 0, +5);
1143 shift
= state
& GDK_SHIFT_MASK
;
1144 ctrl
= state
& GDK_CONTROL_MASK
;
1145 alt
= state
& GDK_MOD1_MASK
;
1147 if (ebutton
== 3 && ctrl
) {
1148 gtk_menu_popup(GTK_MENU(inst
->menu
), NULL
, NULL
, NULL
, NULL
,
1149 ebutton
, timestamp
);
1155 else if (ebutton
== 2)
1156 button
= MBT_MIDDLE
;
1157 else if (ebutton
== 3)
1160 return FALSE
; /* don't even know what button! */
1163 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
1164 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
1165 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
1166 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
1167 default: return FALSE
; /* don't know this event type */
1170 if (send_raw_mouse
&& !(inst
->cfg
.mouse_override
&& shift
) &&
1171 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
1172 return TRUE
; /* we ignore these in raw mouse mode */
1174 x
= (ex
- inst
->cfg
.window_border
) / inst
->font_width
;
1175 y
= (ey
- inst
->cfg
.window_border
) / inst
->font_height
;
1177 term_mouse(inst
->term
, button
, translate_button(button
), act
,
1178 x
, y
, shift
, ctrl
, alt
);
1183 gboolean
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
1185 struct gui_data
*inst
= (struct gui_data
*)data
;
1186 return button_internal(inst
, event
->time
, event
->type
, event
->button
,
1187 event
->state
, event
->x
, event
->y
);
1190 #if GTK_CHECK_VERSION(2,0,0)
1192 * In GTK 2, mouse wheel events have become a new type of event.
1193 * This handler translates them back into button-4 and button-5
1194 * presses so that I don't have to change my old code too much :-)
1196 gboolean
scroll_event(GtkWidget
*widget
, GdkEventScroll
*event
, gpointer data
)
1198 struct gui_data
*inst
= (struct gui_data
*)data
;
1201 if (event
->direction
== GDK_SCROLL_UP
)
1203 else if (event
->direction
== GDK_SCROLL_DOWN
)
1208 return button_internal(inst
, event
->time
, GDK_BUTTON_PRESS
,
1209 button
, event
->state
, event
->x
, event
->y
);
1213 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
1215 struct gui_data
*inst
= (struct gui_data
*)data
;
1216 int shift
, ctrl
, alt
, x
, y
, button
;
1218 /* Remember the timestamp. */
1219 inst
->input_event_time
= event
->time
;
1221 show_mouseptr(inst
, 1);
1223 shift
= event
->state
& GDK_SHIFT_MASK
;
1224 ctrl
= event
->state
& GDK_CONTROL_MASK
;
1225 alt
= event
->state
& GDK_MOD1_MASK
;
1226 if (event
->state
& GDK_BUTTON1_MASK
)
1228 else if (event
->state
& GDK_BUTTON2_MASK
)
1229 button
= MBT_MIDDLE
;
1230 else if (event
->state
& GDK_BUTTON3_MASK
)
1233 return FALSE
; /* don't even know what button! */
1235 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1236 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1238 term_mouse(inst
->term
, button
, translate_button(button
), MA_DRAG
,
1239 x
, y
, shift
, ctrl
, alt
);
1244 void frontend_keypress(void *handle
)
1246 struct gui_data
*inst
= (struct gui_data
*)handle
;
1249 * If our child process has exited but not closed, terminate on
1256 static gint
idle_exit_func(gpointer data
)
1258 struct gui_data
*inst
= (struct gui_data
*)data
;
1261 if (!inst
->exited
&&
1262 (exitcode
= inst
->back
->exitcode(inst
->backhandle
)) >= 0) {
1263 inst
->exited
= TRUE
;
1264 if (inst
->cfg
.close_on_exit
== FORCE_ON
||
1265 (inst
->cfg
.close_on_exit
== AUTO
&& exitcode
== 0))
1266 gtk_main_quit(); /* just go */
1268 ldisc_free(inst
->ldisc
);
1272 inst
->back
->free(inst
->backhandle
);
1273 inst
->backhandle
= NULL
;
1275 term_provide_resize_fn(inst
->term
, NULL
, NULL
);
1276 update_specials_menu(inst
);
1278 gtk_widget_set_sensitive(inst
->restartitem
, TRUE
);
1281 gtk_idle_remove(inst
->term_exit_idle_id
);
1285 void notify_remote_exit(void *frontend
)
1287 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1289 inst
->term_exit_idle_id
= gtk_idle_add(idle_exit_func
, inst
);
1292 static gint
timer_trigger(gpointer data
)
1294 long now
= GPOINTER_TO_INT(data
);
1298 if (run_timers(now
, &next
)) {
1299 ticks
= next
- GETTICKCOUNT();
1300 timer_id
= gtk_timeout_add(ticks
> 0 ? ticks
: 1, timer_trigger
,
1301 GINT_TO_POINTER(next
));
1305 * Never let a timer resume. If we need another one, we've
1306 * asked for it explicitly above.
1311 void timer_change_notify(long next
)
1316 gtk_timeout_remove(timer_id
);
1318 ticks
= next
- GETTICKCOUNT();
1320 ticks
= 1; /* just in case */
1322 timer_id
= gtk_timeout_add(ticks
, timer_trigger
,
1323 GINT_TO_POINTER(next
));
1326 void fd_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
1329 * We must process exceptional notifications before ordinary
1330 * readability ones, or we may go straight past the urgent
1333 if (condition
& GDK_INPUT_EXCEPTION
)
1334 select_result(sourcefd
, 4);
1335 if (condition
& GDK_INPUT_READ
)
1336 select_result(sourcefd
, 1);
1337 if (condition
& GDK_INPUT_WRITE
)
1338 select_result(sourcefd
, 2);
1341 void destroy(GtkWidget
*widget
, gpointer data
)
1346 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
1348 struct gui_data
*inst
= (struct gui_data
*)data
;
1349 term_set_focus(inst
->term
, event
->in
);
1350 term_update(inst
->term
);
1351 show_mouseptr(inst
, 1);
1355 void set_busy_status(void *frontend
, int status
)
1357 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1358 inst
->busy_status
= status
;
1359 update_mouseptr(inst
);
1363 * set or clear the "raw mouse message" mode
1365 void set_raw_mouse_mode(void *frontend
, int activate
)
1367 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1368 activate
= activate
&& !inst
->cfg
.no_mouse_rep
;
1369 send_raw_mouse
= activate
;
1370 update_mouseptr(inst
);
1373 void request_resize(void *frontend
, int w
, int h
)
1375 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1376 int large_x
, large_y
;
1377 int offset_x
, offset_y
;
1379 GtkRequisition inner
, outer
;
1382 * This is a heinous hack dreamed up by the gnome-terminal
1383 * people to get around a limitation in gtk. The problem is
1384 * that in order to set the size correctly we really need to be
1385 * calling gtk_window_resize - but that needs to know the size
1386 * of the _whole window_, not the drawing area. So what we do
1387 * is to set an artificially huge size request on the drawing
1388 * area, recompute the resulting size request on the window,
1389 * and look at the difference between the two. That gives us
1390 * the x and y offsets we need to translate drawing area size
1391 * into window size for real, and then we call
1392 * gtk_window_resize.
1396 * We start by retrieving the current size of the whole window.
1397 * Adding a bit to _that_ will give us a value we can use as a
1398 * bogus size request which guarantees to be bigger than the
1399 * current size of the drawing area.
1401 get_window_pixels(inst
, &large_x
, &large_y
);
1405 #if GTK_CHECK_VERSION(2,0,0)
1406 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1408 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1410 gtk_widget_size_request(inst
->area
, &inner
);
1411 gtk_widget_size_request(inst
->window
, &outer
);
1413 offset_x
= outer
.width
- inner
.width
;
1414 offset_y
= outer
.height
- inner
.height
;
1416 area_x
= inst
->font_width
* w
+ 2*inst
->cfg
.window_border
;
1417 area_y
= inst
->font_height
* h
+ 2*inst
->cfg
.window_border
;
1420 * Now we must set the size request on the drawing area back to
1421 * something sensible before we commit the real resize. Best
1422 * way to do this, I think, is to set it to what the size is
1423 * really going to end up being.
1425 #if GTK_CHECK_VERSION(2,0,0)
1426 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1427 gtk_window_resize(GTK_WINDOW(inst
->window
),
1428 area_x
+ offset_x
, area_y
+ offset_y
);
1430 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1431 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
), area_x
, area_y
);
1433 * I can no longer remember what this call to
1434 * gtk_container_dequeue_resize_handler is for. It was
1435 * introduced in r3092 with no comment, and the commit log
1436 * message was uninformative. I'm _guessing_ its purpose is to
1437 * prevent gratuitous resize processing on the window given
1438 * that we're about to resize it anyway, but I have no idea
1439 * why that's so incredibly vital.
1441 * I've tried removing the call, and nothing seems to go
1442 * wrong. I've backtracked to r3092 and tried removing the
1443 * call there, and still nothing goes wrong. So I'm going to
1444 * adopt the working hypothesis that it's superfluous; I won't
1445 * actually remove it from the GTK 1.2 code, but I won't
1446 * attempt to replicate its functionality in the GTK 2 code
1449 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst
->window
));
1450 gdk_window_resize(inst
->window
->window
,
1451 area_x
+ offset_x
, area_y
+ offset_y
);
1455 static void real_palette_set(struct gui_data
*inst
, int n
, int r
, int g
, int b
)
1457 gboolean success
[1];
1459 inst
->cols
[n
].red
= r
* 0x0101;
1460 inst
->cols
[n
].green
= g
* 0x0101;
1461 inst
->cols
[n
].blue
= b
* 0x0101;
1463 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
+ n
, 1);
1464 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1465 FALSE
, TRUE
, success
);
1467 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname
,
1471 void set_window_background(struct gui_data
*inst
)
1473 if (inst
->area
&& inst
->area
->window
)
1474 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[258]);
1475 if (inst
->window
&& inst
->window
->window
)
1476 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[258]);
1479 void palette_set(void *frontend
, int n
, int r
, int g
, int b
)
1481 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1484 if (n
> NALLCOLOURS
)
1486 real_palette_set(inst
, n
, r
, g
, b
);
1488 /* Default Background changed. Ensure space between text area and
1489 * window border is redrawn */
1490 set_window_background(inst
);
1491 draw_backing_rect(inst
);
1492 gtk_widget_queue_draw(inst
->area
);
1496 void palette_reset(void *frontend
)
1498 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1499 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1500 static const int ww
[] = {
1501 256, 257, 258, 259, 260, 261,
1502 0, 8, 1, 9, 2, 10, 3, 11,
1503 4, 12, 5, 13, 6, 14, 7, 15
1505 gboolean success
[NALLCOLOURS
];
1508 assert(lenof(ww
) == NCFGCOLOURS
);
1510 if (!inst
->colmap
) {
1511 inst
->colmap
= gdk_colormap_get_system();
1513 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NALLCOLOURS
);
1516 for (i
= 0; i
< NCFGCOLOURS
; i
++) {
1517 inst
->cols
[ww
[i
]].red
= inst
->cfg
.colours
[i
][0] * 0x0101;
1518 inst
->cols
[ww
[i
]].green
= inst
->cfg
.colours
[i
][1] * 0x0101;
1519 inst
->cols
[ww
[i
]].blue
= inst
->cfg
.colours
[i
][2] * 0x0101;
1522 for (i
= 0; i
< NEXTCOLOURS
; i
++) {
1524 int r
= i
/ 36, g
= (i
/ 6) % 6, b
= i
% 6;
1525 inst
->cols
[i
+16].red
= r ? r
* 0x2828 + 0x3737 : 0;
1526 inst
->cols
[i
+16].green
= g ? g
* 0x2828 + 0x3737 : 0;
1527 inst
->cols
[i
+16].blue
= b ? b
* 0x2828 + 0x3737 : 0;
1529 int shade
= i
- 216;
1530 shade
= shade
* 0x0a0a + 0x0808;
1531 inst
->cols
[i
+16].red
= inst
->cols
[i
+16].green
=
1532 inst
->cols
[i
+16].blue
= shade
;
1536 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NALLCOLOURS
,
1537 FALSE
, TRUE
, success
);
1538 for (i
= 0; i
< NALLCOLOURS
; i
++) {
1540 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1541 appname
, i
, inst
->cfg
.colours
[i
][0],
1542 inst
->cfg
.colours
[i
][1], inst
->cfg
.colours
[i
][2]);
1545 /* Since Default Background may have changed, ensure that space
1546 * between text area and window border is refreshed. */
1547 set_window_background(inst
);
1548 if (inst
->area
&& inst
->area
->window
) {
1549 draw_backing_rect(inst
);
1550 gtk_widget_queue_draw(inst
->area
);
1554 /* Ensure that all the cut buffers exist - according to the ICCCM, we must
1555 * do this before we start using cut buffers.
1557 void init_cutbuffers()
1559 unsigned char empty
[] = "";
1560 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1561 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1562 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1563 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1564 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1565 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1566 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1567 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1568 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1569 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1570 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1571 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1572 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1573 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1574 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1575 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1578 /* Store the data in a cut-buffer. */
1579 void store_cutbuffer(char * ptr
, int len
)
1581 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1582 XRotateBuffers(GDK_DISPLAY(), 1);
1583 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1586 /* Retrieve data from a cut-buffer.
1587 * Returned data needs to be freed with XFree().
1589 char * retrieve_cutbuffer(int * nbytes
)
1592 ptr
= XFetchBytes(GDK_DISPLAY(), nbytes
);
1593 if (*nbytes
<= 0 && ptr
!= 0) {
1600 void write_clip(void *frontend
, wchar_t * data
, int *attr
, int len
, int must_deselect
)
1602 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1603 if (inst
->pasteout_data
)
1604 sfree(inst
->pasteout_data
);
1605 if (inst
->pasteout_data_ctext
)
1606 sfree(inst
->pasteout_data_ctext
);
1607 if (inst
->pasteout_data_utf8
)
1608 sfree(inst
->pasteout_data_utf8
);
1611 * Set up UTF-8 and compound text paste data. This only happens
1612 * if we aren't in direct-to-font mode using the D800 hack.
1614 if (!inst
->direct_to_font
) {
1615 wchar_t *tmp
= data
;
1620 inst
->pasteout_data_utf8
= snewn(len
*6, char);
1621 inst
->pasteout_data_utf8_len
= len
*6;
1622 inst
->pasteout_data_utf8_len
=
1623 charset_from_unicode(&tmp
, &tmplen
, inst
->pasteout_data_utf8
,
1624 inst
->pasteout_data_utf8_len
,
1625 CS_UTF8
, NULL
, NULL
, 0);
1626 if (inst
->pasteout_data_utf8_len
== 0) {
1627 sfree(inst
->pasteout_data_utf8
);
1628 inst
->pasteout_data_utf8
= NULL
;
1630 inst
->pasteout_data_utf8
=
1631 sresize(inst
->pasteout_data_utf8
,
1632 inst
->pasteout_data_utf8_len
+ 1, char);
1633 inst
->pasteout_data_utf8
[inst
->pasteout_data_utf8_len
] = '\0';
1637 * Now let Xlib convert our UTF-8 data into compound text.
1639 list
[0] = inst
->pasteout_data_utf8
;
1640 if (Xutf8TextListToTextProperty(GDK_DISPLAY(), list
, 1,
1641 XCompoundTextStyle
, &tp
) == 0) {
1642 inst
->pasteout_data_ctext
= snewn(tp
.nitems
+1, char);
1643 memcpy(inst
->pasteout_data_ctext
, tp
.value
, tp
.nitems
);
1644 inst
->pasteout_data_ctext_len
= tp
.nitems
;
1647 inst
->pasteout_data_ctext
= NULL
;
1648 inst
->pasteout_data_ctext_len
= 0;
1651 inst
->pasteout_data_utf8
= NULL
;
1652 inst
->pasteout_data_utf8_len
= 0;
1653 inst
->pasteout_data_ctext
= NULL
;
1654 inst
->pasteout_data_ctext_len
= 0;
1657 inst
->pasteout_data
= snewn(len
*6, char);
1658 inst
->pasteout_data_len
= len
*6;
1659 inst
->pasteout_data_len
= wc_to_mb(inst
->ucsdata
.line_codepage
, 0,
1660 data
, len
, inst
->pasteout_data
,
1661 inst
->pasteout_data_len
,
1663 if (inst
->pasteout_data_len
== 0) {
1664 sfree(inst
->pasteout_data
);
1665 inst
->pasteout_data
= NULL
;
1667 inst
->pasteout_data
=
1668 sresize(inst
->pasteout_data
, inst
->pasteout_data_len
, char);
1671 store_cutbuffer(inst
->pasteout_data
, inst
->pasteout_data_len
);
1673 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1674 inst
->input_event_time
)) {
1675 #if GTK_CHECK_VERSION(2,0,0)
1676 gtk_selection_clear_targets(inst
->area
, GDK_SELECTION_PRIMARY
);
1678 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1679 GDK_SELECTION_TYPE_STRING
, 1);
1680 if (inst
->pasteout_data_ctext
)
1681 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1682 compound_text_atom
, 1);
1683 if (inst
->pasteout_data_utf8
)
1684 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1685 utf8_string_atom
, 1);
1689 term_deselect(inst
->term
);
1692 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1693 guint info
, guint time_stamp
, gpointer data
)
1695 struct gui_data
*inst
= (struct gui_data
*)data
;
1696 if (seldata
->target
== utf8_string_atom
)
1697 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1698 (unsigned char *)inst
->pasteout_data_utf8
,
1699 inst
->pasteout_data_utf8_len
);
1700 else if (seldata
->target
== compound_text_atom
)
1701 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1702 (unsigned char *)inst
->pasteout_data_ctext
,
1703 inst
->pasteout_data_ctext_len
);
1705 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1706 (unsigned char *)inst
->pasteout_data
,
1707 inst
->pasteout_data_len
);
1710 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1713 struct gui_data
*inst
= (struct gui_data
*)data
;
1715 term_deselect(inst
->term
);
1716 if (inst
->pasteout_data
)
1717 sfree(inst
->pasteout_data
);
1718 if (inst
->pasteout_data_ctext
)
1719 sfree(inst
->pasteout_data_ctext
);
1720 if (inst
->pasteout_data_utf8
)
1721 sfree(inst
->pasteout_data_utf8
);
1722 inst
->pasteout_data
= NULL
;
1723 inst
->pasteout_data_len
= 0;
1724 inst
->pasteout_data_ctext
= NULL
;
1725 inst
->pasteout_data_ctext_len
= 0;
1726 inst
->pasteout_data_utf8
= NULL
;
1727 inst
->pasteout_data_utf8_len
= 0;
1731 void request_paste(void *frontend
)
1733 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1735 * In Unix, pasting is asynchronous: all we can do at the
1736 * moment is to call gtk_selection_convert(), and when the data
1737 * comes back _then_ we can call term_do_paste().
1740 if (!inst
->direct_to_font
) {
1742 * First we attempt to retrieve the selection as a UTF-8
1743 * string (which we will convert to the correct code page
1744 * before sending to the session, of course). If that
1745 * fails, selection_received() will be informed and will
1746 * fall back to an ordinary string.
1748 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1750 inst
->input_event_time
);
1753 * If we're in direct-to-font mode, we disable UTF-8
1754 * pasting, and go straight to ordinary string data.
1756 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1757 GDK_SELECTION_TYPE_STRING
,
1758 inst
->input_event_time
);
1762 gint
idle_paste_func(gpointer data
); /* forward ref */
1764 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1765 guint time
, gpointer data
)
1767 struct gui_data
*inst
= (struct gui_data
*)data
;
1771 int length
, count
, ret
;
1772 int free_list_required
= 0;
1773 int free_required
= 0;
1776 if (seldata
->target
== utf8_string_atom
&& seldata
->length
<= 0) {
1778 * Failed to get a UTF-8 selection string. Try compound
1781 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1783 inst
->input_event_time
);
1787 if (seldata
->target
== compound_text_atom
&& seldata
->length
<= 0) {
1789 * Failed to get UTF-8 or compound text. Try an ordinary
1792 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1793 GDK_SELECTION_TYPE_STRING
,
1794 inst
->input_event_time
);
1799 * If we have data, but it's not of a type we can deal with,
1800 * we have to ignore the data.
1802 if (seldata
->length
> 0 &&
1803 seldata
->type
!= GDK_SELECTION_TYPE_STRING
&&
1804 seldata
->type
!= compound_text_atom
&&
1805 seldata
->type
!= utf8_string_atom
)
1809 * If we have no data, try looking in a cut buffer.
1811 if (seldata
->length
<= 0) {
1812 text
= retrieve_cutbuffer(&length
);
1815 /* Xterm is rumoured to expect Latin-1, though I havn't checked the
1816 * source, so use that as a de-facto standard. */
1817 charset
= CS_ISO8859_1
;
1821 * Convert COMPOUND_TEXT into UTF-8.
1823 if (seldata
->type
== compound_text_atom
) {
1824 tp
.value
= seldata
->data
;
1825 tp
.encoding
= (Atom
) seldata
->type
;
1826 tp
.format
= seldata
->format
;
1827 tp
.nitems
= seldata
->length
;
1828 ret
= Xutf8TextPropertyToTextList(GDK_DISPLAY(), &tp
,
1830 if (ret
!= 0 || count
!= 1) {
1832 * Compound text failed; fall back to STRING.
1834 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1835 GDK_SELECTION_TYPE_STRING
,
1836 inst
->input_event_time
);
1840 length
= strlen(list
[0]);
1842 free_list_required
= 1;
1844 text
= (char *)seldata
->data
;
1845 length
= seldata
->length
;
1846 charset
= (seldata
->type
== utf8_string_atom ?
1847 CS_UTF8
: inst
->ucsdata
.line_codepage
);
1851 if (inst
->pastein_data
)
1852 sfree(inst
->pastein_data
);
1854 inst
->pastein_data
= snewn(length
, wchar_t);
1855 inst
->pastein_data_len
= length
;
1856 inst
->pastein_data_len
=
1857 mb_to_wc(charset
, 0, text
, length
,
1858 inst
->pastein_data
, inst
->pastein_data_len
);
1860 term_do_paste(inst
->term
);
1862 if (term_paste_pending(inst
->term
))
1863 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1865 if (free_list_required
)
1866 XFreeStringList(list
);
1871 gint
idle_paste_func(gpointer data
)
1873 struct gui_data
*inst
= (struct gui_data
*)data
;
1875 if (term_paste_pending(inst
->term
))
1876 term_paste(inst
->term
);
1878 gtk_idle_remove(inst
->term_paste_idle_id
);
1884 void get_clip(void *frontend
, wchar_t ** p
, int *len
)
1886 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1889 *p
= inst
->pastein_data
;
1890 *len
= inst
->pastein_data_len
;
1894 static void set_window_titles(struct gui_data
*inst
)
1897 * We must always call set_icon_name after calling set_title,
1898 * since set_title will write both names. Irritating, but such
1901 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1902 if (!inst
->cfg
.win_name_always
)
1903 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1906 void set_title(void *frontend
, char *title
)
1908 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1909 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1910 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1911 set_window_titles(inst
);
1914 void set_icon(void *frontend
, char *title
)
1916 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1917 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1918 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1919 set_window_titles(inst
);
1922 void set_sbar(void *frontend
, int total
, int start
, int page
)
1924 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1925 if (!inst
->cfg
.scrollbar
)
1927 inst
->sbar_adjust
->lower
= 0;
1928 inst
->sbar_adjust
->upper
= total
;
1929 inst
->sbar_adjust
->value
= start
;
1930 inst
->sbar_adjust
->page_size
= page
;
1931 inst
->sbar_adjust
->step_increment
= 1;
1932 inst
->sbar_adjust
->page_increment
= page
/2;
1933 inst
->ignore_sbar
= TRUE
;
1934 gtk_adjustment_changed(inst
->sbar_adjust
);
1935 inst
->ignore_sbar
= FALSE
;
1938 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1940 struct gui_data
*inst
= (struct gui_data
*)data
;
1942 if (!inst
->cfg
.scrollbar
)
1944 if (!inst
->ignore_sbar
)
1945 term_scroll(inst
->term
, 1, (int)adj
->value
);
1948 void sys_cursor(void *frontend
, int x
, int y
)
1951 * This is meaningless under X.
1956 * This is still called when mode==BELL_VISUAL, even though the
1957 * visual bell is handled entirely within terminal.c, because we
1958 * may want to perform additional actions on any kind of bell (for
1959 * example, taskbar flashing in Windows).
1961 void do_beep(void *frontend
, int mode
)
1963 if (mode
== BELL_DEFAULT
)
1967 int char_width(Context ctx
, int uc
)
1970 * Under X, any fixed-width font really _is_ fixed-width.
1971 * Double-width characters will be dealt with using a separate
1972 * font. For the moment we can simply return 1.
1974 * FIXME: but is that also true of Pango?
1979 Context
get_ctx(void *frontend
)
1981 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1982 struct draw_ctx
*dctx
;
1984 if (!inst
->area
->window
)
1987 dctx
= snew(struct draw_ctx
);
1989 dctx
->gc
= gdk_gc_new(inst
->area
->window
);
1993 void free_ctx(Context ctx
)
1995 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1996 /* struct gui_data *inst = dctx->inst; */
1997 GdkGC
*gc
= dctx
->gc
;
2003 * Draw a line of text in the window, at given character
2004 * coordinates, in given attributes.
2006 * We are allowed to fiddle with the contents of `text'.
2008 void do_text_internal(Context ctx
, int x
, int y
, wchar_t *text
, int len
,
2009 unsigned long attr
, int lattr
)
2011 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
2012 struct gui_data
*inst
= dctx
->inst
;
2013 GdkGC
*gc
= dctx
->gc
;
2014 int ncombining
, combining
;
2015 int nfg
, nbg
, t
, fontid
, shadow
, rlen
, widefactor
, bold
;
2016 int monochrome
= gtk_widget_get_visual(inst
->area
)->depth
== 1;
2018 if (attr
& TATTR_COMBINING
) {
2024 nfg
= ((monochrome ? ATTR_DEFFG
: (attr
& ATTR_FGMASK
)) >> ATTR_FGSHIFT
);
2025 nbg
= ((monochrome ? ATTR_DEFBG
: (attr
& ATTR_BGMASK
)) >> ATTR_BGSHIFT
);
2026 if (!!(attr
& ATTR_REVERSE
) ^ (monochrome
&& (attr
& TATTR_ACTCURS
))) {
2031 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BOLD
)) {
2032 if (nfg
< 16) nfg
|= 8;
2033 else if (nfg
>= 256) nfg
|= 1;
2035 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BLINK
)) {
2036 if (nbg
< 16) nbg
|= 8;
2037 else if (nbg
>= 256) nbg
|= 1;
2039 if ((attr
& TATTR_ACTCURS
) && !monochrome
) {
2044 fontid
= shadow
= 0;
2046 if (attr
& ATTR_WIDE
) {
2053 if ((attr
& ATTR_BOLD
) && !inst
->cfg
.bold_colour
) {
2060 if (!inst
->fonts
[fontid
]) {
2063 * Fall back through font ids with subsets of this one's
2064 * set bits, in order.
2066 for (i
= fontid
; i
-- > 0 ;) {
2068 continue; /* some other bit is set */
2069 if (inst
->fonts
[i
]) {
2074 assert(inst
->fonts
[fontid
]); /* we should at least have hit zero */
2077 if ((lattr
& LATTR_MODE
) != LATTR_NORM
) {
2079 if (x
>= inst
->term
->cols
)
2081 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
2082 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
2090 r
.x
= x
*inst
->font_width
+inst
->cfg
.window_border
;
2091 r
.y
= y
*inst
->font_height
+inst
->cfg
.window_border
;
2092 r
.width
= rlen
*widefactor
*inst
->font_width
;
2093 r
.height
= inst
->font_height
;
2094 gdk_gc_set_clip_rectangle(gc
, &r
);
2097 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
2098 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
2099 x
*inst
->font_width
+inst
->cfg
.window_border
,
2100 y
*inst
->font_height
+inst
->cfg
.window_border
,
2101 rlen
*widefactor
*inst
->font_width
, inst
->font_height
);
2103 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
2108 * FIXME: this length is hardwired on the assumption that
2109 * conversions from wide to multibyte characters will
2110 * never generate more than 10 bytes for a single wide
2113 gcs
= snewn(len
*10+1, gchar
);
2115 for (combining
= 0; combining
< ncombining
; combining
++) {
2116 int mblen
= wc_to_mb(inst
->fonts
[fontid
]->real_charset
, 0,
2117 text
+ combining
, len
, gcs
, len
*10+1, ".",
2119 unifont_draw_text(inst
->pixmap
, gc
, inst
->fonts
[fontid
],
2120 x
*inst
->font_width
+inst
->cfg
.window_border
,
2121 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
2122 gcs
, mblen
, widefactor
> 1, bold
, inst
->font_width
);
2128 if (attr
& ATTR_UNDER
) {
2129 int uheight
= inst
->fonts
[0]->ascent
+ 1;
2130 if (uheight
>= inst
->font_height
)
2131 uheight
= inst
->font_height
- 1;
2132 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+inst
->cfg
.window_border
,
2133 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
,
2134 (x
+len
)*widefactor
*inst
->font_width
-1+inst
->cfg
.window_border
,
2135 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
);
2138 if ((lattr
& LATTR_MODE
) != LATTR_NORM
) {
2140 * I can't find any plausible StretchBlt equivalent in the
2141 * X server, so I'm going to do this the slow and painful
2142 * way. This will involve repeated calls to
2143 * gdk_draw_pixmap() to stretch the text horizontally. It's
2144 * O(N^2) in time and O(N) in network bandwidth, but you
2145 * try thinking of a better way. :-(
2148 for (i
= 0; i
< len
* widefactor
* inst
->font_width
; i
++) {
2149 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
2150 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
,
2151 y
*inst
->font_height
+inst
->cfg
.window_border
,
2152 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
+1,
2153 y
*inst
->font_height
+inst
->cfg
.window_border
,
2154 len
* widefactor
* inst
->font_width
- i
, inst
->font_height
);
2157 if ((lattr
& LATTR_MODE
) != LATTR_WIDE
) {
2159 /* Now stretch vertically, in the same way. */
2160 if ((lattr
& LATTR_MODE
) == LATTR_BOT
)
2164 for (i
= 0; i
< inst
->font_height
; i
+=2) {
2165 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
2166 x
*inst
->font_width
+inst
->cfg
.window_border
,
2167 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*i
+db
,
2168 x
*inst
->font_width
+inst
->cfg
.window_border
,
2169 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*(i
+1),
2170 len
* widefactor
* inst
->font_width
, inst
->font_height
-i
-1);
2176 void do_text(Context ctx
, int x
, int y
, wchar_t *text
, int len
,
2177 unsigned long attr
, int lattr
)
2179 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
2180 struct gui_data
*inst
= dctx
->inst
;
2181 GdkGC
*gc
= dctx
->gc
;
2184 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
2186 if (attr
& ATTR_WIDE
) {
2192 if ((lattr
& LATTR_MODE
) != LATTR_NORM
) {
2194 if (x
>= inst
->term
->cols
)
2196 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
2197 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
2201 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
2202 x
*inst
->font_width
+inst
->cfg
.window_border
,
2203 y
*inst
->font_height
+inst
->cfg
.window_border
,
2204 x
*inst
->font_width
+inst
->cfg
.window_border
,
2205 y
*inst
->font_height
+inst
->cfg
.window_border
,
2206 len
*widefactor
*inst
->font_width
, inst
->font_height
);
2209 void do_cursor(Context ctx
, int x
, int y
, wchar_t *text
, int len
,
2210 unsigned long attr
, int lattr
)
2212 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
2213 struct gui_data
*inst
= dctx
->inst
;
2214 GdkGC
*gc
= dctx
->gc
;
2216 int active
, passive
, widefactor
;
2218 if (attr
& TATTR_PASCURS
) {
2219 attr
&= ~TATTR_PASCURS
;
2223 if ((attr
& TATTR_ACTCURS
) && inst
->cfg
.cursor_type
!= 0) {
2224 attr
&= ~TATTR_ACTCURS
;
2228 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
2230 if (attr
& TATTR_COMBINING
)
2233 if (attr
& ATTR_WIDE
) {
2239 if ((lattr
& LATTR_MODE
) != LATTR_NORM
) {
2241 if (x
>= inst
->term
->cols
)
2243 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
2244 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
2248 if (inst
->cfg
.cursor_type
== 0) {
2250 * An active block cursor will already have been done by
2251 * the above do_text call, so we only need to do anything
2255 gdk_gc_set_foreground(gc
, &inst
->cols
[261]);
2256 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
2257 x
*inst
->font_width
+inst
->cfg
.window_border
,
2258 y
*inst
->font_height
+inst
->cfg
.window_border
,
2259 len
*widefactor
*inst
->font_width
-1, inst
->font_height
-1);
2263 int startx
, starty
, dx
, dy
, length
, i
;
2267 if ((attr
& ATTR_WIDE
) || (lattr
& LATTR_MODE
) != LATTR_NORM
)
2268 char_width
= 2*inst
->font_width
;
2270 char_width
= inst
->font_width
;
2272 if (inst
->cfg
.cursor_type
== 1) {
2273 uheight
= inst
->fonts
[0]->ascent
+ 1;
2274 if (uheight
>= inst
->font_height
)
2275 uheight
= inst
->font_height
- 1;
2277 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
;
2278 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
+ uheight
;
2281 length
= len
* widefactor
* char_width
;
2284 if (attr
& TATTR_RIGHTCURS
)
2285 xadjust
= char_width
- 1;
2286 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
+ xadjust
;
2287 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
;
2290 length
= inst
->font_height
;
2293 gdk_gc_set_foreground(gc
, &inst
->cols
[261]);
2295 for (i
= 0; i
< length
; i
++) {
2297 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
2302 } else if (active
) {
2303 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
2304 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
2305 } /* else no cursor (e.g., blinked off) */
2308 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
2309 x
*inst
->font_width
+inst
->cfg
.window_border
,
2310 y
*inst
->font_height
+inst
->cfg
.window_border
,
2311 x
*inst
->font_width
+inst
->cfg
.window_border
,
2312 y
*inst
->font_height
+inst
->cfg
.window_border
,
2313 len
*widefactor
*inst
->font_width
, inst
->font_height
);
2316 GdkCursor
*make_mouse_ptr(struct gui_data
*inst
, int cursor_val
)
2319 * Truly hideous hack: GTK doesn't allow us to set the mouse
2320 * cursor foreground and background colours unless we've _also_
2321 * created our own cursor from bitmaps. Therefore, I need to
2322 * load the `cursor' font and draw glyphs from it on to
2323 * pixmaps, in order to construct my cursors with the fg and bg
2324 * I want. This is a gross hack, but it's more self-contained
2325 * than linking in Xlib to find the X window handle to
2326 * inst->area and calling XRecolorCursor, and it's more
2327 * futureproof than hard-coding the shapes as bitmap arrays.
2329 static GdkFont
*cursor_font
= NULL
;
2330 GdkPixmap
*source
, *mask
;
2332 GdkColor cfg
= { 0, 65535, 65535, 65535 };
2333 GdkColor cbg
= { 0, 0, 0, 0 };
2334 GdkColor dfg
= { 1, 65535, 65535, 65535 };
2335 GdkColor dbg
= { 0, 0, 0, 0 };
2338 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
2340 if (cursor_val
== -2) {
2341 gdk_font_unref(cursor_font
);
2345 if (cursor_val
>= 0 && !cursor_font
) {
2346 cursor_font
= gdk_font_load("cursor");
2348 gdk_font_ref(cursor_font
);
2352 * Get the text extent of the cursor in question. We use the
2353 * mask character for this, because it's typically slightly
2354 * bigger than the main character.
2356 if (cursor_val
>= 0) {
2358 text
[0] = (char)cursor_val
+ 1;
2359 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
2360 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
2366 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
2367 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
2370 * Draw the mask character on the mask pixmap.
2372 gc
= gdk_gc_new(mask
);
2373 gdk_gc_set_foreground(gc
, &dbg
);
2374 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
2375 if (cursor_val
>= 0) {
2377 text
[0] = (char)cursor_val
+ 1;
2378 gdk_gc_set_foreground(gc
, &dfg
);
2379 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
2384 * Draw the main character on the source pixmap.
2386 gc
= gdk_gc_new(source
);
2387 gdk_gc_set_foreground(gc
, &dbg
);
2388 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
2389 if (cursor_val
>= 0) {
2391 text
[0] = (char)cursor_val
;
2392 gdk_gc_set_foreground(gc
, &dfg
);
2393 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
2398 * Create the cursor.
2400 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
2405 gdk_pixmap_unref(source
);
2406 gdk_pixmap_unref(mask
);
2411 void modalfatalbox(char *p
, ...)
2414 fprintf(stderr
, "FATAL ERROR: ");
2416 vfprintf(stderr
, p
, ap
);
2418 fputc('\n', stderr
);
2422 void cmdline_error(char *p
, ...)
2425 fprintf(stderr
, "%s: ", appname
);
2427 vfprintf(stderr
, p
, ap
);
2429 fputc('\n', stderr
);
2433 char *get_x_display(void *frontend
)
2435 return gdk_get_display();
2438 long get_windowid(void *frontend
)
2440 struct gui_data
*inst
= (struct gui_data
*)frontend
;
2441 return (long)GDK_WINDOW_XWINDOW(inst
->area
->window
);
2444 static void help(FILE *fp
) {
2446 "pterm option summary:\n"
2448 " --display DISPLAY Specify X display to use (note '--')\n"
2449 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2450 " -fn FONT Normal text font\n"
2451 " -fb FONT Bold text font\n"
2452 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2453 " -sl LINES Number of lines of scrollback\n"
2454 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2455 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2456 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2457 " -T TITLE Window title\n"
2458 " -ut, +ut Do(default) or do not update utmp\n"
2459 " -ls, +ls Do(default) or do not make shell a login shell\n"
2460 " -sb, +sb Do(default) or do not display a scrollbar\n"
2461 " -log PATH Log all output to a file\n"
2462 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2463 " -xrm RESOURCE-STRING Set an X resource\n"
2464 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2465 ) < 0 || fflush(fp
) < 0) {
2466 perror("output error");
2471 int do_cmdline(int argc
, char **argv
, int do_everything
, int *allow_launch
,
2472 struct gui_data
*inst
, Config
*cfg
)
2478 * Macros to make argument handling easier. Note that because
2479 * they need to call `continue', they cannot be contained in
2480 * the usual do {...} while (0) wrapper to make them
2481 * syntactically single statements; hence it is not legal to
2482 * use one of these macros as an unbraced statement between
2485 #define EXPECTS_ARG { \
2486 if (--argc <= 0) { \
2488 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2493 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2495 while (--argc
> 0) {
2500 * Shameless cheating. Debian requires all X terminal
2501 * emulators to support `-T title'; but
2502 * cmdline_process_param will eat -T (it means no-pty) and
2503 * complain that pterm doesn't support it. So, in pterm
2504 * only, we convert -T into -title.
2506 if ((cmdline_tooltype
& TOOLTYPE_NONNETWORK
) &&
2510 ret
= cmdline_process_param(p
, (argc
> 1 ? argv
[1] : NULL
),
2511 do_everything ?
1 : -1, cfg
);
2514 cmdline_error("option \"%s\" requires an argument", p
);
2515 } else if (ret
== 2) {
2516 --argc
, ++argv
; /* skip next argument */
2518 } else if (ret
== 1) {
2522 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
2525 strncpy(cfg
->font
.name
, val
, sizeof(cfg
->font
.name
));
2526 cfg
->font
.name
[sizeof(cfg
->font
.name
)-1] = '\0';
2528 } else if (!strcmp(p
, "-fb")) {
2531 strncpy(cfg
->boldfont
.name
, val
, sizeof(cfg
->boldfont
.name
));
2532 cfg
->boldfont
.name
[sizeof(cfg
->boldfont
.name
)-1] = '\0';
2534 } else if (!strcmp(p
, "-fw")) {
2537 strncpy(cfg
->widefont
.name
, val
, sizeof(cfg
->widefont
.name
));
2538 cfg
->widefont
.name
[sizeof(cfg
->widefont
.name
)-1] = '\0';
2540 } else if (!strcmp(p
, "-fwb")) {
2543 strncpy(cfg
->wideboldfont
.name
, val
, sizeof(cfg
->wideboldfont
.name
));
2544 cfg
->wideboldfont
.name
[sizeof(cfg
->wideboldfont
.name
)-1] = '\0';
2546 } else if (!strcmp(p
, "-cs")) {
2549 strncpy(cfg
->line_codepage
, val
, sizeof(cfg
->line_codepage
));
2550 cfg
->line_codepage
[sizeof(cfg
->line_codepage
)-1] = '\0';
2552 } else if (!strcmp(p
, "-geometry")) {
2558 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
2559 if (flags
& WidthValue
)
2560 cfg
->width
= (int)w
;
2561 if (flags
& HeightValue
)
2562 cfg
->height
= (int)h
;
2564 if (flags
& (XValue
| YValue
)) {
2567 inst
->gotpos
= TRUE
;
2568 inst
->gravity
= ((flags
& XNegative ?
1 : 0) |
2569 (flags
& YNegative ?
2 : 0));
2572 } else if (!strcmp(p
, "-sl")) {
2575 cfg
->savelines
= atoi(val
);
2577 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
2578 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
2579 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
2584 if (!gdk_color_parse(val
, &col
)) {
2586 fprintf(stderr
, "%s: unable to parse colour \"%s\"\n",
2590 index
= (!strcmp(p
, "-fg") ?
0 :
2591 !strcmp(p
, "-bg") ?
2 :
2592 !strcmp(p
, "-bfg") ?
1 :
2593 !strcmp(p
, "-bbg") ?
3 :
2594 !strcmp(p
, "-cfg") ?
4 :
2595 !strcmp(p
, "-cbg") ?
5 : -1);
2596 assert(index
!= -1);
2597 cfg
->colours
[index
][0] = col
.red
/ 256;
2598 cfg
->colours
[index
][1] = col
.green
/ 256;
2599 cfg
->colours
[index
][2] = col
.blue
/ 256;
2602 } else if (use_pty_argv
&& !strcmp(p
, "-e")) {
2603 /* This option swallows all further arguments. */
2609 pty_argv
= snewn(argc
+1, char *);
2611 for (i
= 0; i
< argc
; i
++)
2612 pty_argv
[i
] = argv
[i
];
2613 pty_argv
[argc
] = NULL
;
2614 break; /* finished command-line processing */
2616 err
= 1, fprintf(stderr
, "%s: -e expects an argument\n",
2619 } else if (!strcmp(p
, "-title")) {
2622 strncpy(cfg
->wintitle
, val
, sizeof(cfg
->wintitle
));
2623 cfg
->wintitle
[sizeof(cfg
->wintitle
)-1] = '\0';
2625 } else if (!strcmp(p
, "-log")) {
2628 strncpy(cfg
->logfilename
.path
, val
, sizeof(cfg
->logfilename
.path
));
2629 cfg
->logfilename
.path
[sizeof(cfg
->logfilename
.path
)-1] = '\0';
2630 cfg
->logtype
= LGTYP_DEBUG
;
2632 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
2634 cfg
->stamp_utmp
= 0;
2636 } else if (!strcmp(p
, "-ut")) {
2638 cfg
->stamp_utmp
= 1;
2640 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
2642 cfg
->login_shell
= 0;
2644 } else if (!strcmp(p
, "-ls")) {
2646 cfg
->login_shell
= 1;
2648 } else if (!strcmp(p
, "-nethack")) {
2650 cfg
->nethack_keypad
= 1;
2652 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
2656 } else if (!strcmp(p
, "-sb")) {
2660 } else if (!strcmp(p
, "-name")) {
2664 } else if (!strcmp(p
, "-xrm")) {
2666 provide_xrm_string(val
);
2668 } else if(!strcmp(p
, "-help") || !strcmp(p
, "--help")) {
2672 } else if (!strcmp(p
, "-pgpfp")) {
2676 } else if(p
[0] != '-' && (!do_everything
||
2677 process_nonoption_arg(p
, cfg
,
2683 fprintf(stderr
, "%s: unrecognized option '%s'\n", appname
, p
);
2690 int uxsel_input_add(int fd
, int rwx
) {
2692 if (rwx
& 1) flags
|= GDK_INPUT_READ
;
2693 if (rwx
& 2) flags
|= GDK_INPUT_WRITE
;
2694 if (rwx
& 4) flags
|= GDK_INPUT_EXCEPTION
;
2696 return gdk_input_add(fd
, flags
, fd_input_func
, NULL
);
2699 void uxsel_input_remove(int id
) {
2700 gdk_input_remove(id
);
2703 void setup_fonts_ucs(struct gui_data
*inst
)
2706 unifont_destroy(inst
->fonts
[0]);
2708 unifont_destroy(inst
->fonts
[1]);
2710 unifont_destroy(inst
->fonts
[2]);
2712 unifont_destroy(inst
->fonts
[3]);
2714 inst
->fonts
[0] = unifont_create(inst
->area
, inst
->cfg
.font
.name
,
2716 inst
->cfg
.shadowboldoffset
,
2717 inst
->cfg
.shadowbold
);
2718 if (!inst
->fonts
[0]) {
2719 fprintf(stderr
, "%s: unable to load font \"%s\"\n", appname
,
2720 inst
->cfg
.font
.name
);
2724 if (inst
->cfg
.shadowbold
|| !inst
->cfg
.boldfont
.name
[0]) {
2725 inst
->fonts
[1] = NULL
;
2727 inst
->fonts
[1] = unifont_create(inst
->area
, inst
->cfg
.boldfont
.name
,
2729 inst
->cfg
.shadowboldoffset
,
2730 inst
->cfg
.shadowbold
);
2731 if (!inst
->fonts
[1]) {
2732 fprintf(stderr
, "%s: unable to load bold font \"%s\"\n", appname
,
2733 inst
->cfg
.boldfont
.name
);
2738 if (inst
->cfg
.widefont
.name
[0]) {
2739 inst
->fonts
[2] = unifont_create(inst
->area
, inst
->cfg
.widefont
.name
,
2741 inst
->cfg
.shadowboldoffset
,
2742 inst
->cfg
.shadowbold
);
2743 if (!inst
->fonts
[2]) {
2744 fprintf(stderr
, "%s: unable to load wide font \"%s\"\n", appname
,
2745 inst
->cfg
.widefont
.name
);
2749 inst
->fonts
[2] = NULL
;
2752 if (inst
->cfg
.shadowbold
|| !inst
->cfg
.wideboldfont
.name
[0]) {
2753 inst
->fonts
[3] = NULL
;
2755 inst
->fonts
[3] = unifont_create(inst
->area
,
2756 inst
->cfg
.wideboldfont
.name
, TRUE
,
2757 TRUE
, inst
->cfg
.shadowboldoffset
,
2758 inst
->cfg
.shadowbold
);
2759 if (!inst
->fonts
[3]) {
2760 fprintf(stderr
, "%s: unable to load wide bold font \"%s\"\n", appname
,
2761 inst
->cfg
.boldfont
.name
);
2766 inst
->font_width
= inst
->fonts
[0]->width
;
2767 inst
->font_height
= inst
->fonts
[0]->height
;
2769 inst
->direct_to_font
= init_ucs(&inst
->ucsdata
, inst
->cfg
.line_codepage
,
2770 inst
->cfg
.utf8_override
,
2771 inst
->fonts
[0]->public_charset
,
2775 void set_geom_hints(struct gui_data
*inst
)
2778 geom
.min_width
= inst
->font_width
+ 2*inst
->cfg
.window_border
;
2779 geom
.min_height
= inst
->font_height
+ 2*inst
->cfg
.window_border
;
2780 geom
.max_width
= geom
.max_height
= -1;
2781 geom
.base_width
= 2*inst
->cfg
.window_border
;
2782 geom
.base_height
= 2*inst
->cfg
.window_border
;
2783 geom
.width_inc
= inst
->font_width
;
2784 geom
.height_inc
= inst
->font_height
;
2785 geom
.min_aspect
= geom
.max_aspect
= 0;
2786 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
2787 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
2788 GDK_HINT_RESIZE_INC
);
2791 void clear_scrollback_menuitem(GtkMenuItem
*item
, gpointer data
)
2793 struct gui_data
*inst
= (struct gui_data
*)data
;
2794 term_clrsb(inst
->term
);
2797 void reset_terminal_menuitem(GtkMenuItem
*item
, gpointer data
)
2799 struct gui_data
*inst
= (struct gui_data
*)data
;
2800 term_pwron(inst
->term
, TRUE
);
2802 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2805 void copy_all_menuitem(GtkMenuItem
*item
, gpointer data
)
2807 struct gui_data
*inst
= (struct gui_data
*)data
;
2808 term_copyall(inst
->term
);
2811 void special_menuitem(GtkMenuItem
*item
, gpointer data
)
2813 struct gui_data
*inst
= (struct gui_data
*)data
;
2814 int code
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
2818 inst
->back
->special(inst
->backhandle
, code
);
2821 void about_menuitem(GtkMenuItem
*item
, gpointer data
)
2823 struct gui_data
*inst
= (struct gui_data
*)data
;
2824 about_box(inst
->window
);
2827 void event_log_menuitem(GtkMenuItem
*item
, gpointer data
)
2829 struct gui_data
*inst
= (struct gui_data
*)data
;
2830 showeventlog(inst
->eventlogstuff
, inst
->window
);
2833 void change_settings_menuitem(GtkMenuItem
*item
, gpointer data
)
2835 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2836 static const int ww
[] = {
2837 256, 257, 258, 259, 260, 261,
2838 0, 8, 1, 9, 2, 10, 3, 11,
2839 4, 12, 5, 13, 6, 14, 7, 15
2841 struct gui_data
*inst
= (struct gui_data
*)data
;
2842 char *title
= dupcat(appname
, " Reconfiguration", NULL
);
2843 Config cfg2
, oldcfg
;
2846 assert(lenof(ww
) == NCFGCOLOURS
);
2848 if (inst
->reconfiguring
)
2851 inst
->reconfiguring
= TRUE
;
2853 cfg2
= inst
->cfg
; /* structure copy */
2855 if (do_config_box(title
, &cfg2
, 1,
2856 inst
->back?inst
->back
->cfg_info(inst
->backhandle
):0)) {
2858 oldcfg
= inst
->cfg
; /* structure copy */
2859 inst
->cfg
= cfg2
; /* structure copy */
2861 /* Pass new config data to the logging module */
2862 log_reconfig(inst
->logctx
, &cfg2
);
2864 * Flush the line discipline's edit buffer in the case
2865 * where local editing has just been disabled.
2868 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2869 /* Pass new config data to the terminal */
2870 term_reconfig(inst
->term
, &cfg2
);
2871 /* Pass new config data to the back end */
2873 inst
->back
->reconfig(inst
->backhandle
, &cfg2
);
2876 * Just setting inst->cfg is sufficient to cause colour
2877 * setting changes to appear on the next ESC]R palette
2878 * reset. But we should also check whether any colour
2879 * settings have been changed, and revert the ones that
2880 * have to the new default, on the assumption that the user
2881 * is most likely to want an immediate update.
2883 for (i
= 0; i
< NCFGCOLOURS
; i
++) {
2884 if (oldcfg
.colours
[i
][0] != cfg2
.colours
[i
][0] ||
2885 oldcfg
.colours
[i
][1] != cfg2
.colours
[i
][1] ||
2886 oldcfg
.colours
[i
][2] != cfg2
.colours
[i
][2]) {
2887 real_palette_set(inst
, ww
[i
], cfg2
.colours
[i
][0],
2889 cfg2
.colours
[i
][2]);
2892 * If the default background has changed, we must
2893 * repaint the space in between the window border
2894 * and the text area.
2897 set_window_background(inst
);
2898 draw_backing_rect(inst
);
2904 * If the scrollbar needs to be shown, hidden, or moved
2905 * from one end to the other of the window, do so now.
2907 if (oldcfg
.scrollbar
!= cfg2
.scrollbar
) {
2909 gtk_widget_show(inst
->sbar
);
2911 gtk_widget_hide(inst
->sbar
);
2913 if (oldcfg
.scrollbar_on_left
!= cfg2
.scrollbar_on_left
) {
2914 gtk_box_reorder_child(inst
->hbox
, inst
->sbar
,
2915 cfg2
.scrollbar_on_left ?
0 : 1);
2919 * Change the window title, if required.
2921 if (strcmp(oldcfg
.wintitle
, cfg2
.wintitle
))
2922 set_title(inst
, cfg2
.wintitle
);
2923 set_window_titles(inst
);
2926 * Redo the whole tangled fonts and Unicode mess if
2929 if (strcmp(oldcfg
.font
.name
, cfg2
.font
.name
) ||
2930 strcmp(oldcfg
.boldfont
.name
, cfg2
.boldfont
.name
) ||
2931 strcmp(oldcfg
.widefont
.name
, cfg2
.widefont
.name
) ||
2932 strcmp(oldcfg
.wideboldfont
.name
, cfg2
.wideboldfont
.name
) ||
2933 strcmp(oldcfg
.line_codepage
, cfg2
.line_codepage
) ||
2934 oldcfg
.vtmode
!= cfg2
.vtmode
||
2935 oldcfg
.shadowbold
!= cfg2
.shadowbold
) {
2936 setup_fonts_ucs(inst
);
2942 * Resize the window.
2944 if (oldcfg
.width
!= cfg2
.width
|| oldcfg
.height
!= cfg2
.height
||
2945 oldcfg
.window_border
!= cfg2
.window_border
|| need_size
) {
2946 set_geom_hints(inst
);
2947 request_resize(inst
, cfg2
.width
, cfg2
.height
);
2950 * The above will have caused a call to term_size() for
2951 * us if it happened. If the user has fiddled with only
2952 * the scrollback size, the above will not have
2953 * happened and we will need an explicit term_size()
2956 if (oldcfg
.savelines
!= cfg2
.savelines
)
2957 term_size(inst
->term
, inst
->term
->rows
, inst
->term
->cols
,
2961 term_invalidate(inst
->term
);
2964 * We do an explicit full redraw here to ensure the window
2965 * border has been redrawn as well as the text area.
2967 gtk_widget_queue_draw(inst
->area
);
2970 inst
->reconfiguring
= FALSE
;
2973 void fork_and_exec_self(struct gui_data
*inst
, int fd_to_close
, ...)
2976 * Re-execing ourself is not an exact science under Unix. I do
2977 * the best I can by using /proc/self/exe if available and by
2978 * assuming argv[0] can be found on $PATH if not.
2980 * Note that we also have to reconstruct the elements of the
2981 * original argv which gtk swallowed, since the user wants the
2982 * new session to appear on the same X display as the old one.
2990 * Collect the arguments with which to re-exec ourself.
2992 va_start(ap
, fd_to_close
);
2993 n
= 2; /* progname and terminating NULL */
2994 n
+= inst
->ngtkargs
;
2995 while (va_arg(ap
, char *) != NULL
)
2999 args
= snewn(n
, char *);
3000 args
[0] = inst
->progname
;
3002 for (i
= 0; i
< inst
->ngtkargs
; i
++)
3003 args
[i
+1] = inst
->gtkargvstart
[i
];
3006 va_start(ap
, fd_to_close
);
3007 while ((args
[i
++] = va_arg(ap
, char *)) != NULL
);
3013 * Do the double fork.
3026 } else if (pid2
> 0) {
3028 * First child has successfully forked second child. My
3029 * Work Here Is Done. Note the use of _exit rather than
3030 * exit: the latter appears to cause destroy messages
3031 * to be sent to the X server. I suspect gtk uses
3038 * If we reach here, we are the second child, so we now
3039 * actually perform the exec.
3041 if (fd_to_close
>= 0)
3044 execv("/proc/self/exe", args
);
3045 execvp(inst
->progname
, args
);
3051 waitpid(pid
, &status
, 0);
3056 void dup_session_menuitem(GtkMenuItem
*item
, gpointer gdata
)
3058 struct gui_data
*inst
= (struct gui_data
*)gdata
;
3060 * For this feature we must marshal cfg and (possibly) pty_argv
3061 * into a byte stream, create a pipe, and send this byte stream
3062 * to the child through the pipe.
3069 if (pipe(pipefd
) < 0) {
3074 size
= sizeof(inst
->cfg
);
3075 if (use_pty_argv
&& pty_argv
) {
3076 for (i
= 0; pty_argv
[i
]; i
++)
3077 size
+= strlen(pty_argv
[i
]) + 1;
3080 data
= snewn(size
, char);
3081 memcpy(data
, &inst
->cfg
, sizeof(inst
->cfg
));
3082 if (use_pty_argv
&& pty_argv
) {
3083 int p
= sizeof(inst
->cfg
);
3084 for (i
= 0; pty_argv
[i
]; i
++) {
3085 strcpy(data
+ p
, pty_argv
[i
]);
3086 p
+= strlen(pty_argv
[i
]) + 1;
3091 sprintf(option
, "---[%d,%d]", pipefd
[0], size
);
3092 fcntl(pipefd
[0], F_SETFD
, 0);
3093 fork_and_exec_self(inst
, pipefd
[1], option
, NULL
);
3097 while (i
< size
&& (ret
= write(pipefd
[1], data
+ i
, size
- i
)) > 0)
3100 perror("write to pipe");
3105 int read_dupsession_data(struct gui_data
*inst
, Config
*cfg
, char *arg
)
3107 int fd
, i
, ret
, size
;
3110 if (sscanf(arg
, "---[%d,%d]", &fd
, &size
) != 2) {
3111 fprintf(stderr
, "%s: malformed magic argument `%s'\n", appname
, arg
);
3115 data
= snewn(size
, char);
3117 while (i
< size
&& (ret
= read(fd
, data
+ i
, size
- i
)) > 0)
3120 perror("read from pipe");
3122 } else if (i
< size
) {
3123 fprintf(stderr
, "%s: unexpected EOF in Duplicate Session data\n",
3128 memcpy(cfg
, data
, sizeof(Config
));
3129 if (use_pty_argv
&& size
> sizeof(Config
)) {
3133 while (i
< size
&& data
[i
]) i
++;
3135 fprintf(stderr
, "%s: malformed Duplicate Session data\n",
3142 pty_argv
= snewn(n
+1, char *);
3148 while (i
< size
&& data
[i
]) i
++;
3151 pty_argv
[n
++] = dupstr(p
);
3158 void new_session_menuitem(GtkMenuItem
*item
, gpointer data
)
3160 struct gui_data
*inst
= (struct gui_data
*)data
;
3162 fork_and_exec_self(inst
, -1, NULL
);
3165 void restart_session_menuitem(GtkMenuItem
*item
, gpointer data
)
3167 struct gui_data
*inst
= (struct gui_data
*)data
;
3170 logevent(inst
, "----- Session restarted -----");
3171 term_pwron(inst
->term
, FALSE
);
3172 start_backend(inst
);
3173 inst
->exited
= FALSE
;
3177 void saved_session_menuitem(GtkMenuItem
*item
, gpointer data
)
3179 struct gui_data
*inst
= (struct gui_data
*)data
;
3180 char *str
= (char *)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
3182 fork_and_exec_self(inst
, -1, "-load", str
, NULL
);
3185 void saved_session_freedata(GtkMenuItem
*item
, gpointer data
)
3187 char *str
= (char *)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
3192 static void update_savedsess_menu(GtkMenuItem
*menuitem
, gpointer data
)
3194 struct gui_data
*inst
= (struct gui_data
*)data
;
3195 struct sesslist sesslist
;
3198 gtk_container_foreach(GTK_CONTAINER(inst
->sessionsmenu
),
3199 (GtkCallback
)gtk_widget_destroy
, NULL
);
3201 get_sesslist(&sesslist
, TRUE
);
3202 /* skip sesslist.sessions[0] == Default Settings */
3203 for (i
= 1; i
< sesslist
.nsessions
; i
++) {
3204 GtkWidget
*menuitem
=
3205 gtk_menu_item_new_with_label(sesslist
.sessions
[i
]);
3206 gtk_container_add(GTK_CONTAINER(inst
->sessionsmenu
), menuitem
);
3207 gtk_widget_show(menuitem
);
3208 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
3209 dupstr(sesslist
.sessions
[i
]));
3210 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
3211 GTK_SIGNAL_FUNC(saved_session_menuitem
),
3213 gtk_signal_connect(GTK_OBJECT(menuitem
), "destroy",
3214 GTK_SIGNAL_FUNC(saved_session_freedata
),
3217 if (sesslist
.nsessions
<= 1) {
3218 GtkWidget
*menuitem
=
3219 gtk_menu_item_new_with_label("(No sessions)");
3220 gtk_widget_set_sensitive(menuitem
, FALSE
);
3221 gtk_container_add(GTK_CONTAINER(inst
->sessionsmenu
), menuitem
);
3222 gtk_widget_show(menuitem
);
3224 get_sesslist(&sesslist
, FALSE
); /* free up */
3227 void set_window_icon(GtkWidget
*window
, const char *const *const *icon
,
3231 GdkBitmap
*iconmask
;
3232 #if GTK_CHECK_VERSION(2,0,0)
3240 gtk_widget_realize(window
);
3241 iconpm
= gdk_pixmap_create_from_xpm_d(window
->window
, &iconmask
,
3242 NULL
, (gchar
**)icon
[0]);
3243 gdk_window_set_icon(window
->window
, NULL
, iconpm
, iconmask
);
3245 #if GTK_CHECK_VERSION(2,0,0)
3247 for (n
= 0; n
< n_icon
; n
++) {
3249 g_list_append(iconlist
,
3250 gdk_pixbuf_new_from_xpm_data((const gchar
**)
3253 gdk_window_set_icon_list(window
->window
, iconlist
);
3257 void update_specials_menu(void *frontend
)
3259 struct gui_data
*inst
= (struct gui_data
*)frontend
;
3261 const struct telnet_special
*specials
;
3264 specials
= inst
->back
->get_specials(inst
->backhandle
);
3268 /* I believe this disposes of submenus too. */
3269 gtk_container_foreach(GTK_CONTAINER(inst
->specialsmenu
),
3270 (GtkCallback
)gtk_widget_destroy
, NULL
);
3273 GtkWidget
*menu
= inst
->specialsmenu
;
3274 /* A lame "stack" for submenus that will do for now. */
3275 GtkWidget
*saved_menu
= NULL
;
3277 for (i
= 0; nesting
> 0; i
++) {
3278 GtkWidget
*menuitem
= NULL
;
3279 switch (specials
[i
].code
) {
3281 assert (nesting
< 2);
3282 saved_menu
= menu
; /* XXX lame stacking */
3283 menu
= gtk_menu_new();
3284 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
3285 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
3286 gtk_container_add(GTK_CONTAINER(saved_menu
), menuitem
);
3287 gtk_widget_show(menuitem
);
3294 menu
= saved_menu
; /* XXX lame stacking */
3299 menuitem
= gtk_menu_item_new();
3302 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
3303 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
3304 GINT_TO_POINTER(specials
[i
].code
));
3305 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
3306 GTK_SIGNAL_FUNC(special_menuitem
), inst
);
3310 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
3311 gtk_widget_show(menuitem
);
3314 gtk_widget_show(inst
->specialsitem1
);
3315 gtk_widget_show(inst
->specialsitem2
);
3317 gtk_widget_hide(inst
->specialsitem1
);
3318 gtk_widget_hide(inst
->specialsitem2
);
3322 static void start_backend(struct gui_data
*inst
)
3324 extern Backend
*select_backend(Config
*cfg
);
3328 inst
->back
= select_backend(&inst
->cfg
);
3330 error
= inst
->back
->init((void *)inst
, &inst
->backhandle
,
3331 &inst
->cfg
, inst
->cfg
.host
, inst
->cfg
.port
,
3332 &realhost
, inst
->cfg
.tcp_nodelay
,
3333 inst
->cfg
.tcp_keepalives
);
3336 char *msg
= dupprintf("Unable to open connection to %s:\n%s",
3337 inst
->cfg
.host
, error
);
3338 inst
->exited
= TRUE
;
3339 fatal_message_box(inst
->window
, msg
);
3344 if (inst
->cfg
.wintitle
[0]) {
3345 set_title(inst
, inst
->cfg
.wintitle
);
3346 set_icon(inst
, inst
->cfg
.wintitle
);
3348 char *title
= make_default_wintitle(realhost
);
3349 set_title(inst
, title
);
3350 set_icon(inst
, title
);
3355 inst
->back
->provide_logctx(inst
->backhandle
, inst
->logctx
);
3357 term_provide_resize_fn(inst
->term
, inst
->back
->size
, inst
->backhandle
);
3360 ldisc_create(&inst
->cfg
, inst
->term
, inst
->back
, inst
->backhandle
,
3363 gtk_widget_set_sensitive(inst
->restartitem
, FALSE
);
3366 int pt_main(int argc
, char **argv
)
3368 extern int cfgbox(Config
*cfg
);
3369 struct gui_data
*inst
;
3372 * Create an instance structure and initialise to zeroes
3374 inst
= snew(struct gui_data
);
3375 memset(inst
, 0, sizeof(*inst
));
3376 inst
->alt_keycode
= -1; /* this one needs _not_ to be zero */
3377 inst
->busy_status
= BUSY_NOT
;
3379 /* defer any child exit handling until we're ready to deal with
3381 block_signal(SIGCHLD
, 1);
3383 inst
->progname
= argv
[0];
3385 * Copy the original argv before letting gtk_init fiddle with
3386 * it. It will be required later.
3390 inst
->gtkargvstart
= snewn(argc
-1, char *);
3391 for (i
= 1; i
< argc
; i
++)
3392 inst
->gtkargvstart
[i
-1] = dupstr(argv
[i
]);
3394 gtk_init(&argc
, &argv
);
3395 inst
->ngtkargs
= oldargc
- argc
;
3398 if (argc
> 1 && !strncmp(argv
[1], "---", 3)) {
3399 read_dupsession_data(inst
, &inst
->cfg
, argv
[1]);
3400 /* Splatter this argument so it doesn't clutter a ps listing */
3401 memset(argv
[1], 0, strlen(argv
[1]));
3403 /* By default, we bring up the config dialog, rather than launching
3404 * a session. This gets set to TRUE if something happens to change
3405 * that (e.g., a hostname is specified on the command-line). */
3406 int allow_launch
= FALSE
;
3407 if (do_cmdline(argc
, argv
, 0, &allow_launch
, inst
, &inst
->cfg
))
3408 exit(1); /* pre-defaults pass to get -class */
3409 do_defaults(NULL
, &inst
->cfg
);
3410 if (do_cmdline(argc
, argv
, 1, &allow_launch
, inst
, &inst
->cfg
))
3411 exit(1); /* post-defaults, do everything */
3413 cmdline_run_saved(&inst
->cfg
);
3416 allow_launch
= TRUE
;
3418 if ((!allow_launch
|| !cfg_launchable(&inst
->cfg
)) &&
3419 !cfgbox(&inst
->cfg
))
3420 exit(0); /* config box hit Cancel */
3423 if (!compound_text_atom
)
3424 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
3425 if (!utf8_string_atom
)
3426 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
3428 inst
->area
= gtk_drawing_area_new();
3430 setup_fonts_ucs(inst
);
3433 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
3436 * Set up the colour map.
3438 palette_reset(inst
);
3440 inst
->width
= inst
->cfg
.width
;
3441 inst
->height
= inst
->cfg
.height
;
3443 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
3444 inst
->font_width
* inst
->cfg
.width
+ 2*inst
->cfg
.window_border
,
3445 inst
->font_height
* inst
->cfg
.height
+ 2*inst
->cfg
.window_border
);
3446 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
3447 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
3448 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
3450 * We always create the scrollbar; it remains invisible if
3451 * unwanted, so we can pop it up quickly if it suddenly becomes
3454 if (inst
->cfg
.scrollbar_on_left
)
3455 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
3456 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
3457 if (!inst
->cfg
.scrollbar_on_left
)
3458 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
3460 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
3462 set_geom_hints(inst
);
3464 gtk_widget_show(inst
->area
);
3465 if (inst
->cfg
.scrollbar
)
3466 gtk_widget_show(inst
->sbar
);
3468 gtk_widget_hide(inst
->sbar
);
3469 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
3472 int x
= inst
->xpos
, y
= inst
->ypos
;
3474 gtk_widget_size_request(GTK_WIDGET(inst
->window
), &req
);
3475 if (inst
->gravity
& 1) x
+= gdk_screen_width() - req
.width
;
3476 if (inst
->gravity
& 2) y
+= gdk_screen_height() - req
.height
;
3477 gtk_window_set_position(GTK_WINDOW(inst
->window
), GTK_WIN_POS_NONE
);
3478 gtk_widget_set_uposition(GTK_WIDGET(inst
->window
), x
, y
);
3481 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
3482 GTK_SIGNAL_FUNC(destroy
), inst
);
3483 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
3484 GTK_SIGNAL_FUNC(delete_window
), inst
);
3485 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
3486 GTK_SIGNAL_FUNC(key_event
), inst
);
3487 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
3488 GTK_SIGNAL_FUNC(key_event
), inst
);
3489 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
3490 GTK_SIGNAL_FUNC(focus_event
), inst
);
3491 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
3492 GTK_SIGNAL_FUNC(focus_event
), inst
);
3493 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
3494 GTK_SIGNAL_FUNC(configure_area
), inst
);
3495 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
3496 GTK_SIGNAL_FUNC(expose_area
), inst
);
3497 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
3498 GTK_SIGNAL_FUNC(button_event
), inst
);
3499 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
3500 GTK_SIGNAL_FUNC(button_event
), inst
);
3501 #if GTK_CHECK_VERSION(2,0,0)
3502 gtk_signal_connect(GTK_OBJECT(inst
->area
), "scroll_event",
3503 GTK_SIGNAL_FUNC(scroll_event
), inst
);
3505 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
3506 GTK_SIGNAL_FUNC(motion_event
), inst
);
3507 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
3508 GTK_SIGNAL_FUNC(selection_received
), inst
);
3509 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
3510 GTK_SIGNAL_FUNC(selection_get
), inst
);
3511 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
3512 GTK_SIGNAL_FUNC(selection_clear
), inst
);
3513 if (inst
->cfg
.scrollbar
)
3514 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
3515 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
3516 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
3517 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
3518 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
3519 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
3522 extern const char *const *const main_icon
[];
3523 extern const int n_main_icon
;
3524 set_window_icon(inst
->window
, main_icon
, n_main_icon
);
3527 gtk_widget_show(inst
->window
);
3529 set_window_background(inst
);
3532 * Set up the Ctrl+rightclick context menu.
3535 GtkWidget
*menuitem
;
3537 extern const int use_event_log
, new_session
, saved_sessions
;
3539 inst
->menu
= gtk_menu_new();
3541 #define MKMENUITEM(title, func) do { \
3542 menuitem = title ? gtk_menu_item_new_with_label(title) : \
3543 gtk_menu_item_new(); \
3544 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
3545 gtk_widget_show(menuitem); \
3547 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
3548 GTK_SIGNAL_FUNC(func), inst); \
3551 MKMENUITEM("New Session...", new_session_menuitem
);
3552 MKMENUITEM("Restart Session", restart_session_menuitem
);
3553 inst
->restartitem
= menuitem
;
3554 gtk_widget_set_sensitive(inst
->restartitem
, FALSE
);
3555 MKMENUITEM("Duplicate Session", dup_session_menuitem
);
3556 if (saved_sessions
) {
3557 inst
->sessionsmenu
= gtk_menu_new();
3558 /* sessionsmenu will be updated when it's invoked */
3559 /* XXX is this the right way to do dynamic menus in Gtk? */
3560 MKMENUITEM("Saved Sessions", update_savedsess_menu
);
3561 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
),
3562 inst
->sessionsmenu
);
3564 MKMENUITEM(NULL
, NULL
);
3565 MKMENUITEM("Change Settings...", change_settings_menuitem
);
3566 MKMENUITEM(NULL
, NULL
);
3568 MKMENUITEM("Event Log", event_log_menuitem
);
3569 MKMENUITEM("Special Commands", NULL
);
3570 inst
->specialsmenu
= gtk_menu_new();
3571 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), inst
->specialsmenu
);
3572 inst
->specialsitem1
= menuitem
;
3573 MKMENUITEM(NULL
, NULL
);
3574 inst
->specialsitem2
= menuitem
;
3575 gtk_widget_hide(inst
->specialsitem1
);
3576 gtk_widget_hide(inst
->specialsitem2
);
3577 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem
);
3578 MKMENUITEM("Reset Terminal", reset_terminal_menuitem
);
3579 MKMENUITEM("Copy All", copy_all_menuitem
);
3580 MKMENUITEM(NULL
, NULL
);
3581 s
= dupcat("About ", appname
, NULL
);
3582 MKMENUITEM(s
, about_menuitem
);
3587 inst
->textcursor
= make_mouse_ptr(inst
, GDK_XTERM
);
3588 inst
->rawcursor
= make_mouse_ptr(inst
, GDK_LEFT_PTR
);
3589 inst
->waitcursor
= make_mouse_ptr(inst
, GDK_WATCH
);
3590 inst
->blankcursor
= make_mouse_ptr(inst
, -1);
3591 make_mouse_ptr(inst
, -2); /* clean up cursor font */
3592 inst
->currcursor
= inst
->textcursor
;
3593 show_mouseptr(inst
, 1);
3595 inst
->eventlogstuff
= eventlogstuff_new();
3597 inst
->term
= term_init(&inst
->cfg
, &inst
->ucsdata
, inst
);
3598 inst
->logctx
= log_init(inst
, &inst
->cfg
);
3599 term_provide_logctx(inst
->term
, inst
->logctx
);
3603 term_size(inst
->term
, inst
->cfg
.height
, inst
->cfg
.width
, inst
->cfg
.savelines
);
3605 start_backend(inst
);
3607 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
3609 /* now we're reday to deal with the child exit handler being
3611 block_signal(SIGCHLD
, 0);
3614 * Block SIGPIPE: if we attempt Duplicate Session or similar
3615 * and it falls over in some way, we certainly don't want
3616 * SIGPIPE terminating the main pterm/PuTTY. Note that we do
3617 * this _after_ (at least pterm) forks off its child process,
3618 * since the child wants SIGPIPE handled in the usual way.
3620 block_signal(SIGPIPE
, 1);
3622 inst
->exited
= FALSE
;