2 * pterm - a fusion of the PuTTY terminal emulator with a Unix pty
3 * back end, all running as a GTK application. Wish me luck.
18 #include <sys/types.h>
21 #include <gdk/gdkkeysyms.h>
24 #include <X11/Xutil.h>
26 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
31 #define CAT2(x,y) x ## y
32 #define CAT(x,y) CAT2(x,y)
33 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
35 #define NCOLOURS (lenof(((Config *)0)->colours))
38 GtkWidget
*window
, *area
, *sbar
;
40 GtkAdjustment
*sbar_adjust
;
41 GtkWidget
*menu
, *specialsmenu
, *specialsitem1
, *specialsitem2
;
43 GdkFont
*fonts
[4]; /* normal, bold, wide, widebold */
48 int xpos
, ypos
, gotpos
, gravity
;
49 GdkCursor
*rawcursor
, *textcursor
, *blankcursor
, *currcursor
;
50 GdkColor cols
[NCOLOURS
];
52 wchar_t *pastein_data
;
55 char *pasteout_data
, *pasteout_data_utf8
;
56 int pasteout_data_len
, pasteout_data_utf8_len
;
57 int font_width
, font_height
;
61 guint term_paste_idle_id
;
62 GdkAtom compound_text_atom
, utf8_string_atom
;
65 char wintitle
[sizeof(((Config
*)0)->wintitle
)];
66 char icontitle
[sizeof(((Config
*)0)->wintitle
)];
67 int master_fd
, master_func_id
;
74 struct unicode_data ucsdata
;
81 struct gui_data
*inst
;
84 static int send_raw_mouse
;
86 static char *app_name
= "pterm";
88 char *x_get_default(const char *key
)
90 return XGetDefault(GDK_DISPLAY(), app_name
, key
);
93 void connection_fatal(void *frontend
, char *p
, ...)
95 Terminal
*term
= (Terminal
*)frontend
;
96 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
101 msg
= dupvprintf(p
, ap
);
104 fatal_message_box(inst
->window
, msg
);
106 if (inst
->cfg
.close_on_exit
== FORCE_ON
)
111 * Default settings that are specific to pterm.
113 FontSpec
platform_default_fontspec(const char *name
)
116 if (!strcmp(name
, "Font"))
117 strcpy(ret
.name
, "fixed");
123 Filename
platform_default_filename(const char *name
)
126 if (!strcmp(name
, "LogFileName"))
127 strcpy(ret
.path
, "putty.log");
133 char *platform_default_s(const char *name
)
138 int platform_default_i(const char *name
, int def
)
140 if (!strcmp(name
, "CloseOnExit"))
141 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
145 void ldisc_update(void *frontend
, int echo
, int edit
)
148 * This is a stub in pterm. If I ever produce a Unix
149 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
150 * then it will require some termios manoeuvring analogous to
151 * that in the Windows plink.c, but here it's meaningless.
155 int askappend(void *frontend
, Filename filename
)
158 * Logging in an xterm-alike is liable to be something you only
159 * do at serious diagnostic need. Hence, I'm going to take the
160 * easy option for now and assume we always want to overwrite
161 * log files. I can always make it properly configurable later.
166 void logevent(void *frontend
, char *string
)
168 Terminal
*term
= (Terminal
*)frontend
;
169 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
171 log_eventlog(inst
->logctx
, string
);
173 logevent_dlg(inst
->eventlogstuff
, string
);
176 int font_dimension(void *frontend
, int which
)/* 0 for width, 1 for height */
178 struct gui_data
*inst
= (struct gui_data
*)frontend
;
181 return inst
->font_height
;
183 return inst
->font_width
;
187 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
188 * into a cooked one (SELECT, EXTEND, PASTE).
190 * In Unix, this is not configurable; the X button arrangement is
191 * rock-solid across all applications, everyone has a three-button
192 * mouse or a means of faking it, and there is no need to switch
193 * buttons around at all.
195 static Mouse_Button
translate_button(Mouse_Button button
)
197 /* struct gui_data *inst = (struct gui_data *)frontend; */
199 if (button
== MBT_LEFT
)
201 if (button
== MBT_MIDDLE
)
203 if (button
== MBT_RIGHT
)
205 return 0; /* shouldn't happen */
209 * Return the top-level GtkWindow associated with a particular
210 * front end instance.
212 void *get_window(void *frontend
)
214 Terminal
*term
= (Terminal
*)frontend
;
215 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
220 * Minimise or restore the window in response to a server-side
223 void set_iconic(void *frontend
, int iconic
)
226 * GTK 1.2 doesn't know how to do this.
228 #if GTK_CHECK_VERSION(2,0,0)
229 struct gui_data
*inst
= (struct gui_data
*)frontend
;
231 gtk_window_iconify(GTK_WINDOW(inst
->window
));
233 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
238 * Move the window in response to a server-side request.
240 void move_window(void *frontend
, int x
, int y
)
242 struct gui_data
*inst
= (struct gui_data
*)frontend
;
244 * I assume that when the GTK version of this call is available
245 * we should use it. Not sure how it differs from the GDK one,
248 #if GTK_CHECK_VERSION(2,0,0)
249 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
251 gdk_window_move(inst
->window
->window
, x
, y
);
256 * Move the window to the top or bottom of the z-order in response
257 * to a server-side request.
259 void set_zorder(void *frontend
, int top
)
261 struct gui_data
*inst
= (struct gui_data
*)frontend
;
263 gdk_window_raise(inst
->window
->window
);
265 gdk_window_lower(inst
->window
->window
);
269 * Refresh the window in response to a server-side request.
271 void refresh_window(void *frontend
)
273 struct gui_data
*inst
= (struct gui_data
*)frontend
;
274 term_invalidate(inst
->term
);
278 * Maximise or restore the window in response to a server-side
281 void set_zoomed(void *frontend
, int zoomed
)
284 * GTK 1.2 doesn't know how to do this.
286 #if GTK_CHECK_VERSION(2,0,0)
287 struct gui_data
*inst
= (struct gui_data
*)frontend
;
289 gtk_window_maximize(GTK_WINDOW(inst
->window
));
291 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
296 * Report whether the window is iconic, for terminal reports.
298 int is_iconic(void *frontend
)
300 struct gui_data
*inst
= (struct gui_data
*)frontend
;
301 return !gdk_window_is_viewable(inst
->window
->window
);
305 * Report the window's position, for terminal reports.
307 void get_window_pos(void *frontend
, int *x
, int *y
)
309 struct gui_data
*inst
= (struct gui_data
*)frontend
;
311 * I assume that when the GTK version of this call is available
312 * we should use it. Not sure how it differs from the GDK one,
315 #if GTK_CHECK_VERSION(2,0,0)
316 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
318 gdk_window_get_position(inst
->window
->window
, x
, y
);
323 * Report the window's pixel size, for terminal reports.
325 void get_window_pixels(void *frontend
, int *x
, int *y
)
327 struct gui_data
*inst
= (struct gui_data
*)frontend
;
329 * I assume that when the GTK version of this call is available
330 * we should use it. Not sure how it differs from the GDK one,
333 #if GTK_CHECK_VERSION(2,0,0)
334 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
336 gdk_window_get_size(inst
->window
->window
, x
, y
);
341 * Return the window or icon title.
343 char *get_window_title(void *frontend
, int icon
)
345 struct gui_data
*inst
= (struct gui_data
*)frontend
;
346 return icon ? inst
->wintitle
: inst
->icontitle
;
349 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
352 * We could implement warn-on-close here if we really wanted
358 static void show_mouseptr(struct gui_data
*inst
, int show
)
360 if (!inst
->cfg
.hide_mouseptr
)
363 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
365 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
366 inst
->mouseptr_visible
= show
;
369 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
371 struct gui_data
*inst
= (struct gui_data
*)data
;
372 int w
, h
, need_size
= 0;
374 w
= (event
->width
- 2*inst
->cfg
.window_border
) / inst
->font_width
;
375 h
= (event
->height
- 2*inst
->cfg
.window_border
) / inst
->font_height
;
377 if (w
!= inst
->width
|| h
!= inst
->height
) {
379 gdk_pixmap_unref(inst
->pixmap
);
382 inst
->cfg
.width
= inst
->width
= w
;
383 inst
->cfg
.height
= inst
->height
= h
;
389 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
390 (inst
->cfg
.width
* inst
->font_width
+
391 2*inst
->cfg
.window_border
),
392 (inst
->cfg
.height
* inst
->font_height
+
393 2*inst
->cfg
.window_border
), -1);
395 gc
= gdk_gc_new(inst
->area
->window
);
396 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
397 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
398 inst
->cfg
.width
* inst
->font_width
+ 2*inst
->cfg
.window_border
,
399 inst
->cfg
.height
* inst
->font_height
+ 2*inst
->cfg
.window_border
);
404 term_size(inst
->term
, h
, w
, inst
->cfg
.savelines
);
410 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
412 struct gui_data
*inst
= (struct gui_data
*)data
;
415 * Pass the exposed rectangle to terminal.c, which will call us
416 * back to do the actual painting.
419 gdk_draw_pixmap(widget
->window
,
420 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
422 event
->area
.x
, event
->area
.y
,
423 event
->area
.x
, event
->area
.y
,
424 event
->area
.width
, event
->area
.height
);
429 #define KEY_PRESSED(k) \
430 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
432 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
434 struct gui_data
*inst
= (struct gui_data
*)data
;
438 /* By default, nothing is generated. */
442 * If Alt is being released after typing an Alt+numberpad
443 * sequence, we should generate the code that was typed.
445 * Note that we only do this if more than one key was actually
446 * pressed - I don't think Alt+NumPad4 should be ^D or that
447 * Alt+NumPad3 should be ^C, for example. There's no serious
448 * inconvenience in having to type a zero before a single-digit
451 if (event
->type
== GDK_KEY_RELEASE
&&
452 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
453 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
454 inst
->alt_keycode
>= 0 && inst
->alt_digits
> 1) {
456 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
458 output
[0] = inst
->alt_keycode
;
463 if (event
->type
== GDK_KEY_PRESS
) {
467 printf("keypress: keyval = %04x, state = %08x; string =",
468 event
->keyval
, event
->state
);
469 for (i
= 0; event
->string
[i
]; i
++)
470 printf(" %02x", (unsigned char) event
->string
[i
]);
476 * NYI: Compose key (!!! requires Unicode faff before even trying)
480 * If Alt has just been pressed, we start potentially
481 * accumulating an Alt+numberpad code. We do this by
482 * setting alt_keycode to -1 (nothing yet but plausible).
484 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
485 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
486 inst
->alt_keycode
= -1;
487 inst
->alt_digits
= 0;
488 goto done
; /* this generates nothing else */
492 * If we're seeing a numberpad key press with Mod1 down,
493 * consider adding it to alt_keycode if that's sensible.
494 * Anything _else_ with Mod1 down cancels any possibility
495 * of an ALT keycode: we set alt_keycode to -2.
497 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
499 switch (event
->keyval
) {
500 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
501 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
502 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
503 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
504 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
505 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
506 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
507 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
508 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
509 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
512 inst
->alt_keycode
= -2; /* it's invalid */
515 printf("Adding digit %d to keycode %d", digit
,
518 if (inst
->alt_keycode
== -1)
519 inst
->alt_keycode
= digit
; /* one-digit code */
521 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
524 printf(" gives new code %d\n", inst
->alt_keycode
);
526 /* Having used this digit, we now do nothing more with it. */
532 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
535 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
536 term_scroll(inst
->term
, 0, -inst
->cfg
.height
/2);
539 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_CONTROL_MASK
)) {
540 term_scroll(inst
->term
, 0, -1);
543 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
544 term_scroll(inst
->term
, 0, +inst
->cfg
.height
/2);
547 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_CONTROL_MASK
)) {
548 term_scroll(inst
->term
, 0, +1);
553 * Neither does Shift-Ins.
555 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
560 /* ALT+things gives leading Escape. */
562 strncpy(output
+1, event
->string
, 31);
564 end
= strlen(output
);
565 if (event
->state
& GDK_MOD1_MASK
) {
567 if (end
== 1) end
= 0;
571 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
572 if (!event
->string
[0] && event
->keyval
== '`' &&
573 (event
->state
& GDK_CONTROL_MASK
)) {
578 /* Control-Break is the same as Control-C */
579 if (event
->keyval
== GDK_Break
&&
580 (event
->state
& GDK_CONTROL_MASK
)) {
585 /* Control-2, Control-Space and Control-@ are NUL */
586 if (!event
->string
[0] &&
587 (event
->keyval
== ' ' || event
->keyval
== '2' ||
588 event
->keyval
== '@') &&
589 (event
->state
& (GDK_SHIFT_MASK
|
590 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
595 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
596 if (!event
->string
[0] && event
->keyval
== ' ' &&
597 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
598 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
603 /* We don't let GTK tell us what Backspace is! We know better. */
604 if (event
->keyval
== GDK_BackSpace
&&
605 !(event
->state
& GDK_SHIFT_MASK
)) {
606 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x7F' : '\x08';
609 /* For Shift Backspace, do opposite of what is configured. */
610 if (event
->keyval
== GDK_BackSpace
&&
611 (event
->state
& GDK_SHIFT_MASK
)) {
612 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x08' : '\x7F';
616 /* Shift-Tab is ESC [ Z */
617 if (event
->keyval
== GDK_ISO_Left_Tab
||
618 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
619 end
= 1 + sprintf(output
+1, "\033[Z");
623 * NetHack keypad mode.
625 if (inst
->cfg
.nethack_keypad
) {
627 switch (event
->keyval
) {
628 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
629 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
630 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
631 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
632 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
633 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
634 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
635 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
636 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
640 if (event
->state
& GDK_SHIFT_MASK
)
649 * Application keypad mode.
651 if (inst
->term
->app_keypad_keys
&& !inst
->cfg
.no_applic_k
) {
653 switch (event
->keyval
) {
654 case GDK_Num_Lock
: xkey
= 'P'; break;
655 case GDK_KP_Divide
: xkey
= 'Q'; break;
656 case GDK_KP_Multiply
: xkey
= 'R'; break;
657 case GDK_KP_Subtract
: xkey
= 'S'; break;
659 * Keypad + is tricky. It covers a space that would
660 * be taken up on the VT100 by _two_ keys; so we
661 * let Shift select between the two. Worse still,
662 * in xterm function key mode we change which two...
665 if (inst
->cfg
.funky_type
== 2) {
666 if (event
->state
& GDK_SHIFT_MASK
)
670 } else if (event
->state
& GDK_SHIFT_MASK
)
675 case GDK_KP_Enter
: xkey
= 'M'; break;
676 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
677 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
678 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
679 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
680 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
681 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
682 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
683 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
684 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
685 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
686 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
689 if (inst
->term
->vt52_mode
) {
690 if (xkey
>= 'P' && xkey
<= 'S')
691 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
693 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
695 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
701 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
702 * for integer decimal nn.)
704 * We also deal with the weird ones here. Linux VCs replace F1
705 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
706 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
711 switch (event
->keyval
) {
713 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
716 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
719 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
722 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
725 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
728 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
731 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
734 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
737 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
740 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
773 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
774 case GDK_Home
: case GDK_KP_Home
:
777 case GDK_Insert
: case GDK_KP_Insert
:
780 case GDK_Delete
: case GDK_KP_Delete
:
783 case GDK_End
: case GDK_KP_End
:
786 case GDK_Page_Up
: case GDK_KP_Page_Up
:
789 case GDK_Page_Down
: case GDK_KP_Page_Down
:
793 /* Reorder edit keys to physical order */
794 if (inst
->cfg
.funky_type
== 3 && code
<= 6)
795 code
= "\0\2\1\4\5\3\6"[code
];
797 if (inst
->term
->vt52_mode
&& code
> 0 && code
<= 6) {
798 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
802 if (inst
->cfg
.funky_type
== 5 && /* SCO function keys */
803 code
>= 11 && code
<= 34) {
804 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
806 switch (event
->keyval
) {
807 case GDK_F1
: index
= 0; break;
808 case GDK_F2
: index
= 1; break;
809 case GDK_F3
: index
= 2; break;
810 case GDK_F4
: index
= 3; break;
811 case GDK_F5
: index
= 4; break;
812 case GDK_F6
: index
= 5; break;
813 case GDK_F7
: index
= 6; break;
814 case GDK_F8
: index
= 7; break;
815 case GDK_F9
: index
= 8; break;
816 case GDK_F10
: index
= 9; break;
817 case GDK_F11
: index
= 10; break;
818 case GDK_F12
: index
= 11; break;
820 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
821 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
822 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
825 if (inst
->cfg
.funky_type
== 5 && /* SCO small keypad */
826 code
>= 1 && code
<= 6) {
827 char codes
[] = "HL.FIG";
832 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
836 if ((inst
->term
->vt52_mode
|| inst
->cfg
.funky_type
== 4) &&
837 code
>= 11 && code
<= 24) {
843 if (inst
->term
->vt52_mode
)
844 end
= 1 + sprintf(output
+1,
845 "\x1B%c", code
+ 'P' - 11 - offt
);
847 end
= 1 + sprintf(output
+1,
848 "\x1BO%c", code
+ 'P' - 11 - offt
);
851 if (inst
->cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
852 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
855 if (inst
->cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
856 if (inst
->term
->vt52_mode
)
857 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
859 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
862 if (inst
->cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
863 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
867 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
873 * Cursor keys. (This includes the numberpad cursor keys,
874 * if we haven't already done them due to app keypad mode.)
876 * Here we also process un-numlocked un-appkeypadded KP5,
877 * which sends ESC [ G.
881 switch (event
->keyval
) {
882 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
883 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
884 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
885 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
886 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
890 * The arrow keys normally do ESC [ A and so on. In
891 * app cursor keys mode they do ESC O A instead.
892 * Ctrl toggles the two modes.
894 if (inst
->term
->vt52_mode
) {
895 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
896 } else if (!inst
->term
->app_cursor_keys
^
897 !(event
->state
& GDK_CONTROL_MASK
)) {
898 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
900 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
913 printf("generating sequence:");
914 for (i
= start
; i
< end
; i
++)
915 printf(" %02x", (unsigned char) output
[i
]);
919 if (!inst
->direct_to_font
) {
921 * The stuff we've just generated is assumed to be
922 * ISO-8859-1! This sounds insane, but `man
923 * XLookupString' agrees: strings of this type returned
924 * from the X server are hardcoded to 8859-1. Strictly
925 * speaking we should be doing this using some sort of
926 * GtkIMContext, which (if we're lucky) would give us
927 * our data directly in Unicode; but that's not
928 * supported in GTK 1.2 as far as I can tell, and it's
929 * poorly documented even in 2.0, so it'll have to
932 lpage_send(inst
->ldisc
, CS_ISO8859_1
, output
+start
, end
-start
, 1);
935 * In direct-to-font mode, we just send the string
936 * exactly as we received it.
938 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
941 show_mouseptr(inst
, 0);
942 term_seen_key_event(inst
->term
);
943 term_out(inst
->term
);
949 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
951 struct gui_data
*inst
= (struct gui_data
*)data
;
952 int shift
, ctrl
, alt
, x
, y
, button
, act
;
954 show_mouseptr(inst
, 1);
956 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
957 term_scroll(inst
->term
, 0, -5);
960 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
961 term_scroll(inst
->term
, 0, +5);
965 shift
= event
->state
& GDK_SHIFT_MASK
;
966 ctrl
= event
->state
& GDK_CONTROL_MASK
;
967 alt
= event
->state
& GDK_MOD1_MASK
;
969 if (event
->button
== 3 && ctrl
) {
970 gtk_menu_popup(GTK_MENU(inst
->menu
), NULL
, NULL
, NULL
, NULL
,
971 event
->button
, event
->time
);
975 if (event
->button
== 1)
977 else if (event
->button
== 2)
979 else if (event
->button
== 3)
982 return FALSE
; /* don't even know what button! */
984 switch (event
->type
) {
985 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
986 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
987 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
988 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
989 default: return FALSE
; /* don't know this event type */
992 if (send_raw_mouse
&& !(inst
->cfg
.mouse_override
&& shift
) &&
993 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
994 return TRUE
; /* we ignore these in raw mouse mode */
996 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
997 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
999 term_mouse(inst
->term
, button
, translate_button(button
), act
,
1000 x
, y
, shift
, ctrl
, alt
);
1005 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
1007 struct gui_data
*inst
= (struct gui_data
*)data
;
1008 int shift
, ctrl
, alt
, x
, y
, button
;
1010 show_mouseptr(inst
, 1);
1012 shift
= event
->state
& GDK_SHIFT_MASK
;
1013 ctrl
= event
->state
& GDK_CONTROL_MASK
;
1014 alt
= event
->state
& GDK_MOD1_MASK
;
1015 if (event
->state
& GDK_BUTTON1_MASK
)
1017 else if (event
->state
& GDK_BUTTON2_MASK
)
1018 button
= MBT_MIDDLE
;
1019 else if (event
->state
& GDK_BUTTON3_MASK
)
1022 return FALSE
; /* don't even know what button! */
1024 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1025 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1027 term_mouse(inst
->term
, button
, translate_button(button
), MA_DRAG
,
1028 x
, y
, shift
, ctrl
, alt
);
1033 void frontend_keypress(void *handle
)
1035 struct gui_data
*inst
= (struct gui_data
*)handle
;
1038 * If our child process has exited but not closed, terminate on
1045 gint
timer_func(gpointer data
)
1047 struct gui_data
*inst
= (struct gui_data
*)data
;
1050 if (!inst
->exited
&&
1051 (exitcode
= inst
->back
->exitcode(inst
->backhandle
)) >= 0) {
1052 inst
->exited
= TRUE
;
1053 if (inst
->cfg
.close_on_exit
== FORCE_ON
||
1054 (inst
->cfg
.close_on_exit
== AUTO
&& exitcode
== 0))
1055 exit(0); /* just go. */
1058 term_update(inst
->term
);
1059 term_blink(inst
->term
, 0);
1063 void fd_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
1066 * We must process exceptional notifications before ordinary
1067 * readability ones, or we may go straight past the urgent
1070 if (condition
& GDK_INPUT_EXCEPTION
)
1071 select_result(sourcefd
, 4);
1072 if (condition
& GDK_INPUT_READ
)
1073 select_result(sourcefd
, 1);
1074 if (condition
& GDK_INPUT_WRITE
)
1075 select_result(sourcefd
, 2);
1078 void destroy(GtkWidget
*widget
, gpointer data
)
1083 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
1085 struct gui_data
*inst
= (struct gui_data
*)data
;
1086 inst
->term
->has_focus
= event
->in
;
1087 term_out(inst
->term
);
1088 term_update(inst
->term
);
1089 show_mouseptr(inst
, 1);
1094 * set or clear the "raw mouse message" mode
1096 void set_raw_mouse_mode(void *frontend
, int activate
)
1098 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1099 activate
= activate
&& !inst
->cfg
.no_mouse_rep
;
1100 send_raw_mouse
= activate
;
1102 inst
->currcursor
= inst
->rawcursor
;
1104 inst
->currcursor
= inst
->textcursor
;
1105 show_mouseptr(inst
, inst
->mouseptr_visible
);
1108 void request_resize(void *frontend
, int w
, int h
)
1110 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1111 int large_x
, large_y
;
1112 int offset_x
, offset_y
;
1114 GtkRequisition inner
, outer
;
1117 * This is a heinous hack dreamed up by the gnome-terminal
1118 * people to get around a limitation in gtk. The problem is
1119 * that in order to set the size correctly we really need to be
1120 * calling gtk_window_resize - but that needs to know the size
1121 * of the _whole window_, not the drawing area. So what we do
1122 * is to set an artificially huge size request on the drawing
1123 * area, recompute the resulting size request on the window,
1124 * and look at the difference between the two. That gives us
1125 * the x and y offsets we need to translate drawing area size
1126 * into window size for real, and then we call
1127 * gtk_window_resize.
1131 * We start by retrieving the current size of the whole window.
1132 * Adding a bit to _that_ will give us a value we can use as a
1133 * bogus size request which guarantees to be bigger than the
1134 * current size of the drawing area.
1136 get_window_pixels(inst
, &large_x
, &large_y
);
1140 #if GTK_CHECK_VERSION(2,0,0)
1141 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1143 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1145 gtk_widget_size_request(inst
->area
, &inner
);
1146 gtk_widget_size_request(inst
->window
, &outer
);
1148 offset_x
= outer
.width
- inner
.width
;
1149 offset_y
= outer
.height
- inner
.height
;
1151 area_x
= inst
->font_width
* w
+ 2*inst
->cfg
.window_border
;
1152 area_y
= inst
->font_height
* h
+ 2*inst
->cfg
.window_border
;
1155 * Now we must set the size request on the drawing area back to
1156 * something sensible before we commit the real resize. Best
1157 * way to do this, I think, is to set it to what the size is
1158 * really going to end up being.
1160 #if GTK_CHECK_VERSION(2,0,0)
1161 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1163 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1164 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
), area_x
, area_y
);
1167 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst
->window
));
1169 #if GTK_CHECK_VERSION(2,0,0)
1170 gtk_window_resize(GTK_WINDOW(inst
->window
),
1171 area_x
+ offset_x
, area_y
+ offset_y
);
1173 gdk_window_resize(inst
->window
->window
,
1174 area_x
+ offset_x
, area_y
+ offset_y
);
1178 static void real_palette_set(struct gui_data
*inst
, int n
, int r
, int g
, int b
)
1180 gboolean success
[1];
1182 inst
->cols
[n
].red
= r
* 0x0101;
1183 inst
->cols
[n
].green
= g
* 0x0101;
1184 inst
->cols
[n
].blue
= b
* 0x0101;
1186 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
+ n
, 1);
1187 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1188 FALSE
, FALSE
, success
);
1190 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname
,
1194 void set_window_background(struct gui_data
*inst
)
1196 if (inst
->area
&& inst
->area
->window
)
1197 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1198 if (inst
->window
&& inst
->window
->window
)
1199 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1202 void palette_set(void *frontend
, int n
, int r
, int g
, int b
)
1204 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1205 static const int first
[21] = {
1206 0, 2, 4, 6, 8, 10, 12, 14,
1207 1, 3, 5, 7, 9, 11, 13, 15,
1210 real_palette_set(inst
, first
[n
], r
, g
, b
);
1212 real_palette_set(inst
, first
[n
] + 1, r
, g
, b
);
1214 set_window_background(inst
);
1217 void palette_reset(void *frontend
)
1219 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1220 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1221 static const int ww
[] = {
1222 6, 7, 8, 9, 10, 11, 12, 13,
1223 14, 15, 16, 17, 18, 19, 20, 21,
1226 gboolean success
[NCOLOURS
];
1229 assert(lenof(ww
) == NCOLOURS
);
1231 if (!inst
->colmap
) {
1232 inst
->colmap
= gdk_colormap_get_system();
1234 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1237 for (i
= 0; i
< NCOLOURS
; i
++) {
1238 inst
->cols
[i
].red
= inst
->cfg
.colours
[ww
[i
]][0] * 0x0101;
1239 inst
->cols
[i
].green
= inst
->cfg
.colours
[ww
[i
]][1] * 0x0101;
1240 inst
->cols
[i
].blue
= inst
->cfg
.colours
[ww
[i
]][2] * 0x0101;
1243 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1244 FALSE
, FALSE
, success
);
1245 for (i
= 0; i
< NCOLOURS
; i
++) {
1247 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1248 appname
, i
, inst
->cfg
.colours
[i
][0],
1249 inst
->cfg
.colours
[i
][1], inst
->cfg
.colours
[i
][2]);
1252 set_window_background(inst
);
1255 void write_clip(void *frontend
, wchar_t * data
, int len
, int must_deselect
)
1257 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1258 if (inst
->pasteout_data
)
1259 sfree(inst
->pasteout_data
);
1260 if (inst
->pasteout_data_utf8
)
1261 sfree(inst
->pasteout_data_utf8
);
1264 * Set up UTF-8 paste data. This only happens if we aren't in
1265 * direct-to-font mode using the D800 hack.
1267 if (!inst
->direct_to_font
) {
1268 wchar_t *tmp
= data
;
1271 inst
->pasteout_data_utf8
= snewn(len
*6, char);
1272 inst
->pasteout_data_utf8_len
= len
*6;
1273 inst
->pasteout_data_utf8_len
=
1274 charset_from_unicode(&tmp
, &tmplen
, inst
->pasteout_data_utf8
,
1275 inst
->pasteout_data_utf8_len
,
1276 CS_UTF8
, NULL
, NULL
, 0);
1277 if (inst
->pasteout_data_utf8_len
== 0) {
1278 sfree(inst
->pasteout_data_utf8
);
1279 inst
->pasteout_data_utf8
= NULL
;
1281 inst
->pasteout_data_utf8
=
1282 sresize(inst
->pasteout_data_utf8
,
1283 inst
->pasteout_data_utf8_len
, char);
1286 inst
->pasteout_data_utf8
= NULL
;
1287 inst
->pasteout_data_utf8_len
= 0;
1290 inst
->pasteout_data
= snewn(len
*6, char);
1291 inst
->pasteout_data_len
= len
*6;
1292 inst
->pasteout_data_len
= wc_to_mb(inst
->ucsdata
.line_codepage
, 0,
1293 data
, len
, inst
->pasteout_data
,
1294 inst
->pasteout_data_len
,
1296 if (inst
->pasteout_data_len
== 0) {
1297 sfree(inst
->pasteout_data
);
1298 inst
->pasteout_data
= NULL
;
1300 inst
->pasteout_data
=
1301 sresize(inst
->pasteout_data
, inst
->pasteout_data_len
, char);
1304 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1305 GDK_CURRENT_TIME
)) {
1306 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1307 GDK_SELECTION_TYPE_STRING
, 1);
1308 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1309 inst
->compound_text_atom
, 1);
1310 if (inst
->pasteout_data_utf8
)
1311 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1312 inst
->utf8_string_atom
, 1);
1316 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1317 guint info
, guint time_stamp
, gpointer data
)
1319 struct gui_data
*inst
= (struct gui_data
*)data
;
1320 if (seldata
->target
== inst
->utf8_string_atom
)
1321 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1322 inst
->pasteout_data_utf8
,
1323 inst
->pasteout_data_utf8_len
);
1325 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1326 inst
->pasteout_data
, inst
->pasteout_data_len
);
1329 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1332 struct gui_data
*inst
= (struct gui_data
*)data
;
1333 term_deselect(inst
->term
);
1334 if (inst
->pasteout_data
)
1335 sfree(inst
->pasteout_data
);
1336 if (inst
->pasteout_data_utf8
)
1337 sfree(inst
->pasteout_data_utf8
);
1338 inst
->pasteout_data
= NULL
;
1339 inst
->pasteout_data_len
= 0;
1340 inst
->pasteout_data_utf8
= NULL
;
1341 inst
->pasteout_data_utf8_len
= 0;
1345 void request_paste(void *frontend
)
1347 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1349 * In Unix, pasting is asynchronous: all we can do at the
1350 * moment is to call gtk_selection_convert(), and when the data
1351 * comes back _then_ we can call term_do_paste().
1354 if (!inst
->direct_to_font
) {
1356 * First we attempt to retrieve the selection as a UTF-8
1357 * string (which we will convert to the correct code page
1358 * before sending to the session, of course). If that
1359 * fails, selection_received() will be informed and will
1360 * fall back to an ordinary string.
1362 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1363 inst
->utf8_string_atom
, GDK_CURRENT_TIME
);
1366 * If we're in direct-to-font mode, we disable UTF-8
1367 * pasting, and go straight to ordinary string data.
1369 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1370 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1374 gint
idle_paste_func(gpointer data
); /* forward ref */
1376 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1377 guint time
, gpointer data
)
1379 struct gui_data
*inst
= (struct gui_data
*)data
;
1381 if (seldata
->target
== inst
->utf8_string_atom
&& seldata
->length
<= 0) {
1383 * Failed to get a UTF-8 selection string. Try an ordinary
1386 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1387 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1392 * Any other failure should just go foom.
1394 if (seldata
->length
<= 0 ||
1395 (seldata
->type
!= GDK_SELECTION_TYPE_STRING
&&
1396 seldata
->type
!= inst
->utf8_string_atom
))
1397 return; /* Nothing happens. */
1399 if (inst
->pastein_data
)
1400 sfree(inst
->pastein_data
);
1402 inst
->pastein_data
= snewn(seldata
->length
, wchar_t);
1403 inst
->pastein_data_len
= seldata
->length
;
1404 inst
->pastein_data_len
=
1405 mb_to_wc((seldata
->type
== inst
->utf8_string_atom ?
1406 CS_UTF8
: inst
->ucsdata
.line_codepage
),
1407 0, seldata
->data
, seldata
->length
,
1408 inst
->pastein_data
, inst
->pastein_data_len
);
1410 term_do_paste(inst
->term
);
1412 if (term_paste_pending(inst
->term
))
1413 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1416 gint
idle_paste_func(gpointer data
)
1418 struct gui_data
*inst
= (struct gui_data
*)data
;
1420 if (term_paste_pending(inst
->term
))
1421 term_paste(inst
->term
);
1423 gtk_idle_remove(inst
->term_paste_idle_id
);
1429 void get_clip(void *frontend
, wchar_t ** p
, int *len
)
1431 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1434 *p
= inst
->pastein_data
;
1435 *len
= inst
->pastein_data_len
;
1439 void set_title(void *frontend
, char *title
)
1441 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1442 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1443 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1444 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1447 void set_icon(void *frontend
, char *title
)
1449 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1450 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1451 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1452 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1455 void set_sbar(void *frontend
, int total
, int start
, int page
)
1457 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1458 if (!inst
->cfg
.scrollbar
)
1460 inst
->sbar_adjust
->lower
= 0;
1461 inst
->sbar_adjust
->upper
= total
;
1462 inst
->sbar_adjust
->value
= start
;
1463 inst
->sbar_adjust
->page_size
= page
;
1464 inst
->sbar_adjust
->step_increment
= 1;
1465 inst
->sbar_adjust
->page_increment
= page
/2;
1466 inst
->ignore_sbar
= TRUE
;
1467 gtk_adjustment_changed(inst
->sbar_adjust
);
1468 inst
->ignore_sbar
= FALSE
;
1471 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1473 struct gui_data
*inst
= (struct gui_data
*)data
;
1475 if (!inst
->cfg
.scrollbar
)
1477 if (!inst
->ignore_sbar
)
1478 term_scroll(inst
->term
, 1, (int)adj
->value
);
1481 void sys_cursor(void *frontend
, int x
, int y
)
1484 * This is meaningless under X.
1489 * This is still called when mode==BELL_VISUAL, even though the
1490 * visual bell is handled entirely within terminal.c, because we
1491 * may want to perform additional actions on any kind of bell (for
1492 * example, taskbar flashing in Windows).
1494 void beep(void *frontend
, int mode
)
1496 if (mode
!= BELL_VISUAL
)
1500 int char_width(Context ctx
, int uc
)
1503 * Under X, any fixed-width font really _is_ fixed-width.
1504 * Double-width characters will be dealt with using a separate
1505 * font. For the moment we can simply return 1.
1510 Context
get_ctx(void *frontend
)
1512 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1513 struct draw_ctx
*dctx
;
1515 if (!inst
->area
->window
)
1518 dctx
= snew(struct draw_ctx
);
1520 dctx
->gc
= gdk_gc_new(inst
->area
->window
);
1524 void free_ctx(Context ctx
)
1526 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1527 /* struct gui_data *inst = dctx->inst; */
1528 GdkGC
*gc
= dctx
->gc
;
1534 * Draw a line of text in the window, at given character
1535 * coordinates, in given attributes.
1537 * We are allowed to fiddle with the contents of `text'.
1539 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1540 unsigned long attr
, int lattr
)
1542 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1543 struct gui_data
*inst
= dctx
->inst
;
1544 GdkGC
*gc
= dctx
->gc
;
1546 int nfg
, nbg
, t
, fontid
, shadow
, rlen
, widefactor
;
1548 nfg
= ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1549 nfg
= 2 * (nfg
& 0xF) + (nfg
& 0x10 ?
1 : 0);
1550 nbg
= ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1551 nbg
= 2 * (nbg
& 0xF) + (nbg
& 0x10 ?
1 : 0);
1552 if (attr
& ATTR_REVERSE
) {
1557 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1559 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1561 if (attr
& TATTR_ACTCURS
) {
1566 fontid
= shadow
= 0;
1568 if (attr
& ATTR_WIDE
) {
1575 if ((attr
& ATTR_BOLD
) && !inst
->cfg
.bold_colour
) {
1576 if (inst
->fonts
[fontid
| 1])
1582 if (lattr
!= LATTR_NORM
) {
1584 if (x
>= inst
->term
->cols
)
1586 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1587 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1595 r
.x
= x
*inst
->font_width
+inst
->cfg
.window_border
;
1596 r
.y
= y
*inst
->font_height
+inst
->cfg
.window_border
;
1597 r
.width
= rlen
*widefactor
*inst
->font_width
;
1598 r
.height
= inst
->font_height
;
1599 gdk_gc_set_clip_rectangle(gc
, &r
);
1602 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1603 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1604 x
*inst
->font_width
+inst
->cfg
.window_border
,
1605 y
*inst
->font_height
+inst
->cfg
.window_border
,
1606 rlen
*widefactor
*inst
->font_width
, inst
->font_height
);
1608 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1615 wcs
= snewn(len
+1, wchar_t);
1616 for (i
= 0; i
< len
; i
++) {
1617 wcs
[i
] = (wchar_t) ((attr
& CSET_MASK
) + (text
[i
] & CHAR_MASK
));
1620 if (inst
->fonts
[fontid
] == NULL
) {
1622 * The font for this contingency does not exist.
1623 * Typically this means we've been given ATTR_WIDE
1624 * character and have no wide font. So we display
1625 * nothing at all; such is life.
1627 } else if (inst
->fontinfo
[fontid
].is_wide
) {
1629 * At least one version of gdk_draw_text_wc() has a
1630 * weird bug whereby it reads `len' elements of the
1631 * input string, but only draws `len/2'. Hence I'm
1632 * going to make its input array twice as long as it
1633 * theoretically needs to be, and pass in twice the
1634 * actual number of characters. If a fixed gdk actually
1635 * takes the doubled length seriously, then (a) the
1636 * array will stand scrutiny up to the full length, (b)
1637 * the spare elements of the array are full of zeroes
1638 * which will probably be an empty glyph in the font,
1639 * and (c) the clip rectangle should prevent it causing
1642 gwcs
= snewn(len
*2+1, GdkWChar
);
1643 memset(gwcs
, 0, sizeof(GdkWChar
) * (len
*2+1));
1645 * FIXME: when we have a wide-char equivalent of
1646 * from_unicode, use it instead of this.
1648 for (i
= 0; i
<= len
; i
++)
1650 gdk_draw_text_wc(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1651 x
*inst
->font_width
+inst
->cfg
.window_border
,
1652 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1656 gcs
= snewn(len
+1, gchar
);
1657 wc_to_mb(inst
->fontinfo
[fontid
].charset
, 0,
1658 wcs
, len
, gcs
, len
, ".", NULL
, NULL
);
1659 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1660 x
*inst
->font_width
+inst
->cfg
.window_border
,
1661 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1669 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1670 x
*inst
->font_width
+inst
->cfg
.window_border
+ inst
->cfg
.shadowboldoffset
,
1671 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1675 if (attr
& ATTR_UNDER
) {
1676 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1677 if (uheight
>= inst
->font_height
)
1678 uheight
= inst
->font_height
- 1;
1679 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+inst
->cfg
.window_border
,
1680 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
,
1681 (x
+len
)*widefactor
*inst
->font_width
-1+inst
->cfg
.window_border
,
1682 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
);
1685 if (lattr
!= LATTR_NORM
) {
1687 * I can't find any plausible StretchBlt equivalent in the
1688 * X server, so I'm going to do this the slow and painful
1689 * way. This will involve repeated calls to
1690 * gdk_draw_pixmap() to stretch the text horizontally. It's
1691 * O(N^2) in time and O(N) in network bandwidth, but you
1692 * try thinking of a better way. :-(
1695 for (i
= 0; i
< len
* widefactor
* inst
->font_width
; i
++) {
1696 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1697 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
,
1698 y
*inst
->font_height
+inst
->cfg
.window_border
,
1699 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
+1,
1700 y
*inst
->font_height
+inst
->cfg
.window_border
,
1701 len
* inst
->font_width
- i
, inst
->font_height
);
1704 if (lattr
!= LATTR_WIDE
) {
1706 /* Now stretch vertically, in the same way. */
1707 if (lattr
== LATTR_BOT
)
1711 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1712 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1713 x
*inst
->font_width
+inst
->cfg
.window_border
,
1714 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*i
+db
,
1715 x
*widefactor
*inst
->font_width
+inst
->cfg
.window_border
,
1716 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*(i
+1),
1717 len
* inst
->font_width
, inst
->font_height
-i
-1);
1723 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1724 unsigned long attr
, int lattr
)
1726 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1727 struct gui_data
*inst
= dctx
->inst
;
1728 GdkGC
*gc
= dctx
->gc
;
1731 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1733 if (attr
& ATTR_WIDE
) {
1739 if (lattr
!= LATTR_NORM
) {
1741 if (x
>= inst
->term
->cols
)
1743 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1744 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1748 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1749 x
*inst
->font_width
+inst
->cfg
.window_border
,
1750 y
*inst
->font_height
+inst
->cfg
.window_border
,
1751 x
*inst
->font_width
+inst
->cfg
.window_border
,
1752 y
*inst
->font_height
+inst
->cfg
.window_border
,
1753 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1756 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1757 unsigned long attr
, int lattr
)
1759 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1760 struct gui_data
*inst
= dctx
->inst
;
1761 GdkGC
*gc
= dctx
->gc
;
1763 int passive
, widefactor
;
1765 if (attr
& TATTR_PASCURS
) {
1766 attr
&= ~TATTR_PASCURS
;
1770 if ((attr
& TATTR_ACTCURS
) && inst
->cfg
.cursor_type
!= 0) {
1771 attr
&= ~TATTR_ACTCURS
;
1773 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1775 if (attr
& ATTR_WIDE
) {
1781 if (lattr
!= LATTR_NORM
) {
1783 if (x
>= inst
->term
->cols
)
1785 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1786 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1790 if (inst
->cfg
.cursor_type
== 0) {
1792 * An active block cursor will already have been done by
1793 * the above do_text call, so we only need to do anything
1797 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1798 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1799 x
*inst
->font_width
+inst
->cfg
.window_border
,
1800 y
*inst
->font_height
+inst
->cfg
.window_border
,
1801 len
*inst
->font_width
-1, inst
->font_height
-1);
1805 int startx
, starty
, dx
, dy
, length
, i
;
1809 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1810 char_width
= 2*inst
->font_width
;
1812 char_width
= inst
->font_width
;
1814 if (inst
->cfg
.cursor_type
== 1) {
1815 uheight
= inst
->fonts
[0]->ascent
+ 1;
1816 if (uheight
>= inst
->font_height
)
1817 uheight
= inst
->font_height
- 1;
1819 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
;
1820 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
+ uheight
;
1823 length
= len
* char_width
;
1826 if (attr
& TATTR_RIGHTCURS
)
1827 xadjust
= char_width
- 1;
1828 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
+ xadjust
;
1829 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
;
1832 length
= inst
->font_height
;
1835 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1837 for (i
= 0; i
< length
; i
++) {
1839 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1845 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1846 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1850 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1851 x
*inst
->font_width
+inst
->cfg
.window_border
,
1852 y
*inst
->font_height
+inst
->cfg
.window_border
,
1853 x
*inst
->font_width
+inst
->cfg
.window_border
,
1854 y
*inst
->font_height
+inst
->cfg
.window_border
,
1855 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1858 GdkCursor
*make_mouse_ptr(struct gui_data
*inst
, int cursor_val
)
1861 * Truly hideous hack: GTK doesn't allow us to set the mouse
1862 * cursor foreground and background colours unless we've _also_
1863 * created our own cursor from bitmaps. Therefore, I need to
1864 * load the `cursor' font and draw glyphs from it on to
1865 * pixmaps, in order to construct my cursors with the fg and bg
1866 * I want. This is a gross hack, but it's more self-contained
1867 * than linking in Xlib to find the X window handle to
1868 * inst->area and calling XRecolorCursor, and it's more
1869 * futureproof than hard-coding the shapes as bitmap arrays.
1871 static GdkFont
*cursor_font
= NULL
;
1872 GdkPixmap
*source
, *mask
;
1874 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1875 GdkColor cbg
= { 0, 0, 0, 0 };
1876 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1877 GdkColor dbg
= { 0, 0, 0, 0 };
1880 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1882 if (cursor_val
== -2) {
1883 gdk_font_unref(cursor_font
);
1887 if (cursor_val
>= 0 && !cursor_font
)
1888 cursor_font
= gdk_font_load("cursor");
1891 * Get the text extent of the cursor in question. We use the
1892 * mask character for this, because it's typically slightly
1893 * bigger than the main character.
1895 if (cursor_val
>= 0) {
1897 text
[0] = (char)cursor_val
+ 1;
1898 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1899 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1905 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1906 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1909 * Draw the mask character on the mask pixmap.
1911 gc
= gdk_gc_new(mask
);
1912 gdk_gc_set_foreground(gc
, &dbg
);
1913 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1914 if (cursor_val
>= 0) {
1916 text
[0] = (char)cursor_val
+ 1;
1917 gdk_gc_set_foreground(gc
, &dfg
);
1918 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1923 * Draw the main character on the source pixmap.
1925 gc
= gdk_gc_new(source
);
1926 gdk_gc_set_foreground(gc
, &dbg
);
1927 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1928 if (cursor_val
>= 0) {
1930 text
[0] = (char)cursor_val
;
1931 gdk_gc_set_foreground(gc
, &dfg
);
1932 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1937 * Create the cursor.
1939 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1944 gdk_pixmap_unref(source
);
1945 gdk_pixmap_unref(mask
);
1950 void modalfatalbox(char *p
, ...)
1953 fprintf(stderr
, "FATAL ERROR: ");
1955 vfprintf(stderr
, p
, ap
);
1957 fputc('\n', stderr
);
1961 void cmdline_error(char *p
, ...)
1964 fprintf(stderr
, "%s: ", appname
);
1966 vfprintf(stderr
, p
, ap
);
1968 fputc('\n', stderr
);
1972 char *get_x_display(void *frontend
)
1974 return gdk_get_display();
1977 long get_windowid(void *frontend
)
1979 Terminal
*term
= (Terminal
*)frontend
;
1980 struct gui_data
*inst
= (struct gui_data
*)(term
->frontend
);
1981 return (long)GDK_WINDOW_XWINDOW(inst
->area
->window
);
1984 static void help(FILE *fp
) {
1986 "pterm option summary:\n"
1988 " --display DISPLAY Specify X display to use (note '--')\n"
1989 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1990 " -fn FONT Normal text font\n"
1991 " -fb FONT Bold text font\n"
1992 " -geometry GEOMETRY Position and size of window (size in characters)\n"
1993 " -sl LINES Number of lines of scrollback\n"
1994 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1995 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1996 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1997 " -T TITLE Window title\n"
1998 " -ut, +ut Do(default) or do not update utmp\n"
1999 " -ls, +ls Do(default) or do not make shell a login shell\n"
2000 " -sb, +sb Do(default) or do not display a scrollbar\n"
2001 " -log PATH Log all output to a file\n"
2002 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2003 " -xrm RESOURCE-STRING Set an X resource\n"
2004 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2005 ) < 0 || fflush(fp
) < 0) {
2006 perror("output error");
2011 int do_cmdline(int argc
, char **argv
, int do_everything
,
2012 struct gui_data
*inst
, Config
*cfg
)
2015 extern char **pty_argv
; /* declared in pty.c */
2016 extern int use_pty_argv
;
2019 * Macros to make argument handling easier. Note that because
2020 * they need to call `continue', they cannot be contained in
2021 * the usual do {...} while (0) wrapper to make them
2022 * syntactically single statements; hence it is not legal to
2023 * use one of these macros as an unbraced statement between
2026 #define EXPECTS_ARG { \
2027 if (--argc <= 0) { \
2029 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2034 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2037 while (--argc
> 0) {
2041 ret
= cmdline_process_param(p
, (argc
> 1 ? argv
[1] : NULL
),
2042 do_everything ?
1 : -1, cfg
);
2045 cmdline_error("option \"%s\" requires an argument", p
);
2046 } else if (ret
== 2) {
2047 --argc
, ++argv
; /* skip next argument */
2049 } else if (ret
== 1) {
2053 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
2056 strncpy(cfg
->font
.name
, val
, sizeof(cfg
->font
.name
));
2057 cfg
->font
.name
[sizeof(cfg
->font
.name
)-1] = '\0';
2059 } else if (!strcmp(p
, "-fb")) {
2062 strncpy(cfg
->boldfont
.name
, val
, sizeof(cfg
->boldfont
.name
));
2063 cfg
->boldfont
.name
[sizeof(cfg
->boldfont
.name
)-1] = '\0';
2065 } else if (!strcmp(p
, "-fw")) {
2068 strncpy(cfg
->widefont
.name
, val
, sizeof(cfg
->widefont
.name
));
2069 cfg
->widefont
.name
[sizeof(cfg
->widefont
.name
)-1] = '\0';
2071 } else if (!strcmp(p
, "-fwb")) {
2074 strncpy(cfg
->wideboldfont
.name
, val
, sizeof(cfg
->wideboldfont
.name
));
2075 cfg
->wideboldfont
.name
[sizeof(cfg
->wideboldfont
.name
)-1] = '\0';
2077 } else if (!strcmp(p
, "-cs")) {
2080 strncpy(cfg
->line_codepage
, val
, sizeof(cfg
->line_codepage
));
2081 cfg
->line_codepage
[sizeof(cfg
->line_codepage
)-1] = '\0';
2083 } else if (!strcmp(p
, "-geometry")) {
2084 int flags
, x
, y
, w
, h
;
2088 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
2089 if (flags
& WidthValue
)
2091 if (flags
& HeightValue
)
2094 if (flags
& (XValue
| YValue
)) {
2097 inst
->gotpos
= TRUE
;
2098 inst
->gravity
= ((flags
& XNegative ?
1 : 0) |
2099 (flags
& YNegative ?
2 : 0));
2102 } else if (!strcmp(p
, "-sl")) {
2105 cfg
->savelines
= atoi(val
);
2107 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
2108 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
2109 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
2114 if (!gdk_color_parse(val
, &col
)) {
2116 fprintf(stderr
, "%s: unable to parse colour \"%s\"\n",
2120 index
= (!strcmp(p
, "-fg") ?
0 :
2121 !strcmp(p
, "-bg") ?
2 :
2122 !strcmp(p
, "-bfg") ?
1 :
2123 !strcmp(p
, "-bbg") ?
3 :
2124 !strcmp(p
, "-cfg") ?
4 :
2125 !strcmp(p
, "-cbg") ?
5 : -1);
2126 assert(index
!= -1);
2127 cfg
->colours
[index
][0] = col
.red
/ 256;
2128 cfg
->colours
[index
][1] = col
.green
/ 256;
2129 cfg
->colours
[index
][2] = col
.blue
/ 256;
2132 } else if (use_pty_argv
&& !strcmp(p
, "-e")) {
2133 /* This option swallows all further arguments. */
2139 pty_argv
= snewn(argc
+1, char *);
2141 for (i
= 0; i
< argc
; i
++)
2142 pty_argv
[i
] = argv
[i
];
2143 pty_argv
[argc
] = NULL
;
2144 break; /* finished command-line processing */
2146 err
= 1, fprintf(stderr
, "%s: -e expects an argument\n",
2149 } else if (!strcmp(p
, "-title")) {
2152 strncpy(cfg
->wintitle
, val
, sizeof(cfg
->wintitle
));
2153 cfg
->wintitle
[sizeof(cfg
->wintitle
)-1] = '\0';
2155 } else if (!strcmp(p
, "-log")) {
2158 strncpy(cfg
->logfilename
.path
, val
, sizeof(cfg
->logfilename
.path
));
2159 cfg
->logfilename
.path
[sizeof(cfg
->logfilename
.path
)-1] = '\0';
2160 cfg
->logtype
= LGTYP_DEBUG
;
2162 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
2164 cfg
->stamp_utmp
= 0;
2166 } else if (!strcmp(p
, "-ut")) {
2168 cfg
->stamp_utmp
= 1;
2170 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
2172 cfg
->login_shell
= 0;
2174 } else if (!strcmp(p
, "-ls")) {
2176 cfg
->login_shell
= 1;
2178 } else if (!strcmp(p
, "-nethack")) {
2180 cfg
->nethack_keypad
= 1;
2182 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
2186 } else if (!strcmp(p
, "-sb")) {
2190 } else if (!strcmp(p
, "-name")) {
2194 } else if (!strcmp(p
, "-xrm")) {
2196 provide_xrm_string(val
);
2198 } else if(!strcmp(p
, "-help") || !strcmp(p
, "--help")) {
2202 } else if(p
[0] != '-' && (!do_everything
||
2203 process_nonoption_arg(p
, cfg
))) {
2208 fprintf(stderr
, "%s: unrecognized option '%s'\n", appname
, p
);
2215 static void block_signal(int sig
, int block_it
) {
2219 sigaddset(&ss
, sig
);
2220 if(sigprocmask(block_it ? SIG_BLOCK
: SIG_UNBLOCK
, &ss
, 0) < 0) {
2221 perror("sigprocmask");
2227 * This function retrieves the character set encoding of a font. It
2228 * returns the character set without the X11 hack (in case the user
2229 * asks to use the font's own encoding).
2231 static int set_font_info(struct gui_data
*inst
, int fontid
)
2233 GdkFont
*font
= inst
->fonts
[fontid
];
2234 XFontStruct
*xfs
= GDK_FONT_XFONT(font
);
2235 Display
*disp
= GDK_FONT_XDISPLAY(font
);
2236 Atom charset_registry
, charset_encoding
;
2237 unsigned long registry_ret
, encoding_ret
;
2238 int retval
= CS_NONE
;
2240 charset_registry
= XInternAtom(disp
, "CHARSET_REGISTRY", False
);
2241 charset_encoding
= XInternAtom(disp
, "CHARSET_ENCODING", False
);
2242 inst
->fontinfo
[fontid
].charset
= CS_NONE
;
2243 inst
->fontinfo
[fontid
].is_wide
= 0;
2244 if (XGetFontProperty(xfs
, charset_registry
, ®istry_ret
) &&
2245 XGetFontProperty(xfs
, charset_encoding
, &encoding_ret
)) {
2247 reg
= XGetAtomName(disp
, (Atom
)registry_ret
);
2248 enc
= XGetAtomName(disp
, (Atom
)encoding_ret
);
2250 char *encoding
= dupcat(reg
, "-", enc
, NULL
);
2251 retval
= inst
->fontinfo
[fontid
].charset
=
2252 charset_from_xenc(encoding
);
2253 /* FIXME: when libcharset supports wide encodings fix this. */
2254 if (!strcasecmp(encoding
, "iso10646-1")) {
2255 inst
->fontinfo
[fontid
].is_wide
= 1;
2260 * Hack for X line-drawing characters: if the primary
2261 * font is encoded as ISO-8859-anything, and has valid
2262 * glyphs in the first 32 char positions, it is assumed
2263 * that those glyphs are the VT100 line-drawing
2266 * Actually, we'll hack even harder by only checking
2267 * position 0x19 (vertical line, VT100 linedrawing
2268 * `x'). Then we can check it easily by seeing if the
2269 * ascent and descent differ.
2271 if (inst
->fontinfo
[fontid
].charset
== CS_ISO8859_1
) {
2272 int lb
, rb
, wid
, asc
, desc
;
2277 gdk_string_extents(inst
->fonts
[fontid
], text
,
2278 &lb
, &rb
, &wid
, &asc
, &desc
);
2280 inst
->fontinfo
[fontid
].charset
= CS_ISO8859_1_X11
;
2290 int uxsel_input_add(int fd
, int rwx
) {
2292 if (rwx
& 1) flags
|= GDK_INPUT_READ
;
2293 if (rwx
& 2) flags
|= GDK_INPUT_WRITE
;
2294 if (rwx
& 4) flags
|= GDK_INPUT_EXCEPTION
;
2295 return gdk_input_add(fd
, flags
, fd_input_func
, NULL
);
2298 void uxsel_input_remove(int id
) {
2299 gdk_input_remove(id
);
2302 void setup_fonts_ucs(struct gui_data
*inst
)
2307 gdk_font_unref(inst
->fonts
[0]);
2309 gdk_font_unref(inst
->fonts
[1]);
2311 gdk_font_unref(inst
->fonts
[2]);
2313 gdk_font_unref(inst
->fonts
[3]);
2315 inst
->fonts
[0] = gdk_font_load(inst
->cfg
.font
.name
);
2316 if (!inst
->fonts
[0]) {
2317 fprintf(stderr
, "%s: unable to load font \"%s\"\n", appname
,
2318 inst
->cfg
.font
.name
);
2321 font_charset
= set_font_info(inst
, 0);
2322 if (inst
->cfg
.boldfont
.name
[0]) {
2323 inst
->fonts
[1] = gdk_font_load(inst
->cfg
.boldfont
.name
);
2324 if (!inst
->fonts
[1]) {
2325 fprintf(stderr
, "%s: unable to load bold font \"%s\"\n", appname
,
2326 inst
->cfg
.boldfont
.name
);
2329 set_font_info(inst
, 1);
2331 inst
->fonts
[1] = NULL
;
2332 if (inst
->cfg
.widefont
.name
[0]) {
2333 inst
->fonts
[2] = gdk_font_load(inst
->cfg
.widefont
.name
);
2334 if (!inst
->fonts
[2]) {
2335 fprintf(stderr
, "%s: unable to load wide font \"%s\"\n", appname
,
2336 inst
->cfg
.widefont
.name
);
2339 set_font_info(inst
, 2);
2341 inst
->fonts
[2] = NULL
;
2342 if (inst
->cfg
.wideboldfont
.name
[0]) {
2343 inst
->fonts
[3] = gdk_font_load(inst
->cfg
.wideboldfont
.name
);
2344 if (!inst
->fonts
[3]) {
2345 fprintf(stderr
, "%s: unable to load wide/bold font \"%s\"\n",
2346 appname
, inst
->cfg
.wideboldfont
.name
);
2349 set_font_info(inst
, 3);
2351 inst
->fonts
[3] = NULL
;
2353 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
2354 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
2356 inst
->direct_to_font
= init_ucs(&inst
->ucsdata
,
2357 inst
->cfg
.line_codepage
, font_charset
);
2360 void set_geom_hints(struct gui_data
*inst
)
2363 geom
.min_width
= inst
->font_width
+ 2*inst
->cfg
.window_border
;
2364 geom
.min_height
= inst
->font_height
+ 2*inst
->cfg
.window_border
;
2365 geom
.max_width
= geom
.max_height
= -1;
2366 geom
.base_width
= 2*inst
->cfg
.window_border
;
2367 geom
.base_height
= 2*inst
->cfg
.window_border
;
2368 geom
.width_inc
= inst
->font_width
;
2369 geom
.height_inc
= inst
->font_height
;
2370 geom
.min_aspect
= geom
.max_aspect
= 0;
2371 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
2372 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
2373 GDK_HINT_RESIZE_INC
);
2376 void clear_scrollback_menuitem(GtkMenuItem
*item
, gpointer data
)
2378 struct gui_data
*inst
= (struct gui_data
*)data
;
2379 term_clrsb(inst
->term
);
2382 void reset_terminal_menuitem(GtkMenuItem
*item
, gpointer data
)
2384 struct gui_data
*inst
= (struct gui_data
*)data
;
2385 term_pwron(inst
->term
);
2386 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2389 void special_menuitem(GtkMenuItem
*item
, gpointer data
)
2391 struct gui_data
*inst
= (struct gui_data
*)data
;
2392 int code
= (int)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
2394 inst
->back
->special(inst
->backhandle
, code
);
2397 void about_menuitem(GtkMenuItem
*item
, gpointer data
)
2399 struct gui_data
*inst
= (struct gui_data
*)data
;
2400 about_box(inst
->window
);
2403 void event_log_menuitem(GtkMenuItem
*item
, gpointer data
)
2405 struct gui_data
*inst
= (struct gui_data
*)data
;
2406 showeventlog(inst
->eventlogstuff
, inst
->window
);
2409 void change_settings_menuitem(GtkMenuItem
*item
, gpointer data
)
2411 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2412 static const int ww
[] = {
2413 6, 7, 8, 9, 10, 11, 12, 13,
2414 14, 15, 16, 17, 18, 19, 20, 21,
2417 struct gui_data
*inst
= (struct gui_data
*)data
;
2418 char *title
= dupcat(appname
, " Reconfiguration", NULL
);
2419 Config cfg2
, oldcfg
;
2422 cfg2
= inst
->cfg
; /* structure copy */
2424 if (do_config_box(title
, &cfg2
, 1)) {
2426 oldcfg
= inst
->cfg
; /* structure copy */
2427 inst
->cfg
= cfg2
; /* structure copy */
2429 /* Pass new config data to the logging module */
2430 log_reconfig(inst
->logctx
, &cfg2
);
2432 * Flush the line discipline's edit buffer in the case
2433 * where local editing has just been disabled.
2435 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2436 /* Pass new config data to the terminal */
2437 term_reconfig(inst
->term
, &cfg2
);
2438 /* Pass new config data to the back end */
2439 inst
->back
->reconfig(inst
->backhandle
, &cfg2
);
2442 * Just setting inst->cfg is sufficient to cause colour
2443 * setting changes to appear on the next ESC]R palette
2444 * reset. But we should also check whether any colour
2445 * settings have been changed, and revert the ones that
2446 * have to the new default, on the assumption that the user
2447 * is most likely to want an immediate update.
2449 for (i
= 0; i
< NCOLOURS
; i
++) {
2450 if (oldcfg
.colours
[ww
[i
]][0] != cfg2
.colours
[ww
[i
]][0] ||
2451 oldcfg
.colours
[ww
[i
]][1] != cfg2
.colours
[ww
[i
]][1] ||
2452 oldcfg
.colours
[ww
[i
]][2] != cfg2
.colours
[ww
[i
]][2])
2453 real_palette_set(inst
, i
, cfg2
.colours
[ww
[i
]][0],
2454 cfg2
.colours
[ww
[i
]][1],
2455 cfg2
.colours
[ww
[i
]][2]);
2459 * If the scrollbar needs to be shown, hidden, or moved
2460 * from one end to the other of the window, do so now.
2462 if (oldcfg
.scrollbar
!= cfg2
.scrollbar
) {
2464 gtk_widget_show(inst
->sbar
);
2466 gtk_widget_hide(inst
->sbar
);
2468 if (oldcfg
.scrollbar_on_left
!= cfg2
.scrollbar_on_left
) {
2469 gtk_box_reorder_child(inst
->hbox
, inst
->sbar
,
2470 cfg2
.scrollbar_on_left ?
0 : 1);
2474 * Change the window title, if required.
2476 if (strcmp(oldcfg
.wintitle
, cfg2
.wintitle
))
2477 set_title(inst
, cfg2
.wintitle
);
2480 * Redo the whole tangled fonts and Unicode mess if
2483 if (strcmp(oldcfg
.font
.name
, cfg2
.font
.name
) ||
2484 strcmp(oldcfg
.boldfont
.name
, cfg2
.boldfont
.name
) ||
2485 strcmp(oldcfg
.widefont
.name
, cfg2
.widefont
.name
) ||
2486 strcmp(oldcfg
.wideboldfont
.name
, cfg2
.wideboldfont
.name
) ||
2487 strcmp(oldcfg
.line_codepage
, cfg2
.line_codepage
)) {
2488 setup_fonts_ucs(inst
);
2494 * Resize the window.
2496 if (oldcfg
.width
!= cfg2
.width
|| oldcfg
.height
!= cfg2
.height
||
2497 oldcfg
.window_border
!= cfg2
.window_border
|| need_size
) {
2498 set_geom_hints(inst
);
2499 request_resize(inst
, cfg2
.width
, cfg2
.height
);
2500 //term_size(inst->term, cfg2.height, cfg2.width, cfg2.savelines);
2501 // where TF is our configure event going?!
2504 term_invalidate(inst
->term
);
2509 void update_specials_menu(void *frontend
)
2511 Terminal
*term
= (Terminal
*)frontend
;
2512 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
2514 const struct telnet_special
*specials
;
2516 specials
= inst
->back
->get_specials(inst
->backhandle
);
2517 gtk_container_foreach(GTK_CONTAINER(inst
->specialsmenu
),
2518 (GtkCallback
)gtk_widget_destroy
, NULL
);
2521 GtkWidget
*menuitem
;
2522 for (i
= 0; specials
[i
].name
; i
++) {
2523 if (*specials
[i
].name
) {
2524 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
2525 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
2526 (gpointer
)specials
[i
].code
);
2527 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
2528 GTK_SIGNAL_FUNC(special_menuitem
), inst
);
2530 menuitem
= gtk_menu_item_new();
2531 gtk_container_add(GTK_CONTAINER(inst
->specialsmenu
), menuitem
);
2532 gtk_widget_show(menuitem
);
2534 gtk_widget_show(inst
->specialsitem1
);
2535 gtk_widget_show(inst
->specialsitem2
);
2537 gtk_widget_hide(inst
->specialsitem1
);
2538 gtk_widget_hide(inst
->specialsitem2
);
2542 int pt_main(int argc
, char **argv
)
2544 extern Backend
*select_backend(Config
*cfg
);
2545 extern int cfgbox(Config
*cfg
);
2546 struct gui_data
*inst
;
2548 /* defer any child exit handling until we're ready to deal with
2550 block_signal(SIGCHLD
, 1);
2552 gtk_init(&argc
, &argv
);
2555 * Create an instance structure and initialise to zeroes
2557 inst
= snew(struct gui_data
);
2558 memset(inst
, 0, sizeof(*inst
));
2559 inst
->alt_keycode
= -1; /* this one needs _not_ to be zero */
2561 if (do_cmdline(argc
, argv
, 0, inst
, &inst
->cfg
))
2562 exit(1); /* pre-defaults pass to get -class */
2563 do_defaults(NULL
, &inst
->cfg
);
2564 if (do_cmdline(argc
, argv
, 1, inst
, &inst
->cfg
))
2565 exit(1); /* post-defaults, do everything */
2567 cmdline_run_saved(&inst
->cfg
);
2569 if (!*inst
->cfg
.host
&& !cfgbox(&inst
->cfg
))
2570 exit(0); /* config box hit Cancel */
2572 inst
->compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
2573 inst
->utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
2575 setup_fonts_ucs(inst
);
2577 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
2580 * Set up the colour map.
2582 palette_reset(inst
);
2584 inst
->width
= inst
->cfg
.width
;
2585 inst
->height
= inst
->cfg
.height
;
2587 inst
->area
= gtk_drawing_area_new();
2588 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
2589 inst
->font_width
* inst
->cfg
.width
+ 2*inst
->cfg
.window_border
,
2590 inst
->font_height
* inst
->cfg
.height
+ 2*inst
->cfg
.window_border
);
2591 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2592 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
2593 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
2595 * We always create the scrollbar; it remains invisible if
2596 * unwanted, so we can pop it up quickly if it suddenly becomes
2599 if (inst
->cfg
.scrollbar_on_left
)
2600 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2601 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
2602 if (!inst
->cfg
.scrollbar_on_left
)
2603 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2605 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
2607 set_geom_hints(inst
);
2609 gtk_widget_show(inst
->area
);
2610 if (inst
->cfg
.scrollbar
)
2611 gtk_widget_show(inst
->sbar
);
2613 gtk_widget_hide(inst
->sbar
);
2614 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
2617 int x
= inst
->xpos
, y
= inst
->ypos
;
2619 gtk_widget_size_request(GTK_WIDGET(inst
->window
), &req
);
2620 if (inst
->gravity
& 1) x
+= gdk_screen_width() - req
.width
;
2621 if (inst
->gravity
& 2) y
+= gdk_screen_height() - req
.height
;
2622 gtk_window_set_position(GTK_WINDOW(inst
->window
), GTK_WIN_POS_NONE
);
2623 gtk_widget_set_uposition(GTK_WIDGET(inst
->window
), x
, y
);
2626 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
2627 GTK_SIGNAL_FUNC(destroy
), inst
);
2628 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
2629 GTK_SIGNAL_FUNC(delete_window
), inst
);
2630 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
2631 GTK_SIGNAL_FUNC(key_event
), inst
);
2632 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
2633 GTK_SIGNAL_FUNC(key_event
), inst
);
2634 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
2635 GTK_SIGNAL_FUNC(focus_event
), inst
);
2636 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
2637 GTK_SIGNAL_FUNC(focus_event
), inst
);
2638 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
2639 GTK_SIGNAL_FUNC(configure_area
), inst
);
2640 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
2641 GTK_SIGNAL_FUNC(expose_area
), inst
);
2642 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
2643 GTK_SIGNAL_FUNC(button_event
), inst
);
2644 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
2645 GTK_SIGNAL_FUNC(button_event
), inst
);
2646 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
2647 GTK_SIGNAL_FUNC(motion_event
), inst
);
2648 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
2649 GTK_SIGNAL_FUNC(selection_received
), inst
);
2650 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
2651 GTK_SIGNAL_FUNC(selection_get
), inst
);
2652 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
2653 GTK_SIGNAL_FUNC(selection_clear
), inst
);
2654 if (inst
->cfg
.scrollbar
)
2655 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
2656 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
2657 gtk_timeout_add(20, timer_func
, inst
);
2658 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
2659 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
2660 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
2661 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
2663 gtk_widget_show(inst
->window
);
2665 set_window_background(inst
);
2668 * Set up the Ctrl+rightclick context menu.
2671 GtkWidget
*menuitem
;
2673 extern const int use_event_log
;
2675 inst
->menu
= gtk_menu_new();
2677 #define MKMENUITEM(title, func) do { \
2678 menuitem = title ? gtk_menu_item_new_with_label(title) : \
2679 gtk_menu_item_new(); \
2680 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
2681 gtk_widget_show(menuitem); \
2683 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
2684 GTK_SIGNAL_FUNC(func), inst); \
2686 MKMENUITEM("Change Settings", change_settings_menuitem
);
2687 MKMENUITEM(NULL
, NULL
);
2689 MKMENUITEM("Event Log", event_log_menuitem
);
2690 MKMENUITEM("Special Commands", NULL
);
2691 inst
->specialsmenu
= gtk_menu_new();
2692 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), inst
->specialsmenu
);
2693 inst
->specialsitem1
= menuitem
;
2694 MKMENUITEM(NULL
, NULL
);
2695 inst
->specialsitem2
= menuitem
;
2696 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem
);
2697 MKMENUITEM("Reset Terminal", reset_terminal_menuitem
);
2698 MKMENUITEM(NULL
, NULL
);
2699 s
= dupcat("About ", appname
, NULL
);
2700 MKMENUITEM(s
, about_menuitem
);
2705 inst
->textcursor
= make_mouse_ptr(inst
, GDK_XTERM
);
2706 inst
->rawcursor
= make_mouse_ptr(inst
, GDK_LEFT_PTR
);
2707 inst
->blankcursor
= make_mouse_ptr(inst
, -1);
2708 make_mouse_ptr(inst
, -2); /* clean up cursor font */
2709 inst
->currcursor
= inst
->textcursor
;
2710 show_mouseptr(inst
, 1);
2712 inst
->eventlogstuff
= eventlogstuff_new();
2714 inst
->term
= term_init(&inst
->cfg
, &inst
->ucsdata
, inst
);
2715 inst
->logctx
= log_init(inst
, &inst
->cfg
);
2716 term_provide_logctx(inst
->term
, inst
->logctx
);
2720 term_size(inst
->term
, inst
->cfg
.height
, inst
->cfg
.width
, inst
->cfg
.savelines
);
2722 inst
->back
= select_backend(&inst
->cfg
);
2724 char *realhost
, *error
;
2726 error
= inst
->back
->init((void *)inst
->term
, &inst
->backhandle
,
2727 &inst
->cfg
, inst
->cfg
.host
, inst
->cfg
.port
,
2728 &realhost
, inst
->cfg
.tcp_nodelay
);
2731 char *msg
= dupprintf("Unable to open connection to %s:\n%s",
2732 inst
->cfg
.host
, error
);
2733 inst
->exited
= TRUE
;
2734 fatal_message_box(inst
->window
, msg
);
2739 if (inst
->cfg
.wintitle
[0])
2740 set_title(inst
, inst
->cfg
.wintitle
);
2742 char *title
= make_default_wintitle(realhost
);
2743 set_title(inst
, title
);
2747 inst
->back
->provide_logctx(inst
->backhandle
, inst
->logctx
);
2748 update_specials_menu(inst
->term
);
2750 term_provide_resize_fn(inst
->term
, inst
->back
->size
, inst
->backhandle
);
2753 ldisc_create(&inst
->cfg
, inst
->term
, inst
->back
, inst
->backhandle
, inst
);
2754 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
2756 /* now we're reday to deal with the child exit handler being
2758 block_signal(SIGCHLD
, 0);
2760 inst
->exited
= FALSE
;