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))
37 GdkAtom compound_text_atom
, utf8_string_atom
;
40 GtkWidget
*window
, *area
, *sbar
;
42 GtkAdjustment
*sbar_adjust
;
43 GtkWidget
*menu
, *specialsmenu
, *specialsitem1
, *specialsitem2
;
45 GdkFont
*fonts
[4]; /* normal, bold, wide, widebold */
50 int xpos
, ypos
, gotpos
, gravity
;
51 GdkCursor
*rawcursor
, *textcursor
, *blankcursor
, *currcursor
;
52 GdkColor cols
[NCOLOURS
];
54 wchar_t *pastein_data
;
57 char *pasteout_data
, *pasteout_data_utf8
;
58 int pasteout_data_len
, pasteout_data_utf8_len
;
59 int font_width
, font_height
;
63 guint term_paste_idle_id
;
66 char wintitle
[sizeof(((Config
*)0)->wintitle
)];
67 char icontitle
[sizeof(((Config
*)0)->wintitle
)];
68 int master_fd
, master_func_id
;
75 struct unicode_data ucsdata
;
82 struct gui_data
*inst
;
85 static int send_raw_mouse
;
87 static char *app_name
= "pterm";
89 char *x_get_default(const char *key
)
91 return XGetDefault(GDK_DISPLAY(), app_name
, key
);
94 void connection_fatal(void *frontend
, char *p
, ...)
96 Terminal
*term
= (Terminal
*)frontend
;
97 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
102 msg
= dupvprintf(p
, ap
);
105 fatal_message_box(inst
->window
, msg
);
107 if (inst
->cfg
.close_on_exit
== FORCE_ON
)
112 * Default settings that are specific to pterm.
114 FontSpec
platform_default_fontspec(const char *name
)
117 if (!strcmp(name
, "Font"))
118 strcpy(ret
.name
, "fixed");
124 Filename
platform_default_filename(const char *name
)
127 if (!strcmp(name
, "LogFileName"))
128 strcpy(ret
.path
, "putty.log");
134 char *platform_default_s(const char *name
)
139 int platform_default_i(const char *name
, int def
)
141 if (!strcmp(name
, "CloseOnExit"))
142 return 2; /* maps to FORCE_ON after painful rearrangement :-( */
146 void ldisc_update(void *frontend
, int echo
, int edit
)
149 * This is a stub in pterm. If I ever produce a Unix
150 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
151 * then it will require some termios manoeuvring analogous to
152 * that in the Windows plink.c, but here it's meaningless.
156 int askappend(void *frontend
, Filename filename
)
159 * Logging in an xterm-alike is liable to be something you only
160 * do at serious diagnostic need. Hence, I'm going to take the
161 * easy option for now and assume we always want to overwrite
162 * log files. I can always make it properly configurable later.
167 void logevent(void *frontend
, char *string
)
169 Terminal
*term
= (Terminal
*)frontend
;
170 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
172 log_eventlog(inst
->logctx
, string
);
174 logevent_dlg(inst
->eventlogstuff
, string
);
177 int font_dimension(void *frontend
, int which
)/* 0 for width, 1 for height */
179 struct gui_data
*inst
= (struct gui_data
*)frontend
;
182 return inst
->font_height
;
184 return inst
->font_width
;
188 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
189 * into a cooked one (SELECT, EXTEND, PASTE).
191 * In Unix, this is not configurable; the X button arrangement is
192 * rock-solid across all applications, everyone has a three-button
193 * mouse or a means of faking it, and there is no need to switch
194 * buttons around at all.
196 static Mouse_Button
translate_button(Mouse_Button button
)
198 /* struct gui_data *inst = (struct gui_data *)frontend; */
200 if (button
== MBT_LEFT
)
202 if (button
== MBT_MIDDLE
)
204 if (button
== MBT_RIGHT
)
206 return 0; /* shouldn't happen */
210 * Return the top-level GtkWindow associated with a particular
211 * front end instance.
213 void *get_window(void *frontend
)
215 Terminal
*term
= (Terminal
*)frontend
;
216 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
221 * Minimise or restore the window in response to a server-side
224 void set_iconic(void *frontend
, int iconic
)
227 * GTK 1.2 doesn't know how to do this.
229 #if GTK_CHECK_VERSION(2,0,0)
230 struct gui_data
*inst
= (struct gui_data
*)frontend
;
232 gtk_window_iconify(GTK_WINDOW(inst
->window
));
234 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
239 * Move the window in response to a server-side request.
241 void move_window(void *frontend
, int x
, int y
)
243 struct gui_data
*inst
= (struct gui_data
*)frontend
;
245 * I assume that when the GTK version of this call is available
246 * we should use it. Not sure how it differs from the GDK one,
249 #if GTK_CHECK_VERSION(2,0,0)
250 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
252 gdk_window_move(inst
->window
->window
, x
, y
);
257 * Move the window to the top or bottom of the z-order in response
258 * to a server-side request.
260 void set_zorder(void *frontend
, int top
)
262 struct gui_data
*inst
= (struct gui_data
*)frontend
;
264 gdk_window_raise(inst
->window
->window
);
266 gdk_window_lower(inst
->window
->window
);
270 * Refresh the window in response to a server-side request.
272 void refresh_window(void *frontend
)
274 struct gui_data
*inst
= (struct gui_data
*)frontend
;
275 term_invalidate(inst
->term
);
279 * Maximise or restore the window in response to a server-side
282 void set_zoomed(void *frontend
, int zoomed
)
285 * GTK 1.2 doesn't know how to do this.
287 #if GTK_CHECK_VERSION(2,0,0)
288 struct gui_data
*inst
= (struct gui_data
*)frontend
;
290 gtk_window_maximize(GTK_WINDOW(inst
->window
));
292 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
297 * Report whether the window is iconic, for terminal reports.
299 int is_iconic(void *frontend
)
301 struct gui_data
*inst
= (struct gui_data
*)frontend
;
302 return !gdk_window_is_viewable(inst
->window
->window
);
306 * Report the window's position, for terminal reports.
308 void get_window_pos(void *frontend
, int *x
, int *y
)
310 struct gui_data
*inst
= (struct gui_data
*)frontend
;
312 * I assume that when the GTK version of this call is available
313 * we should use it. Not sure how it differs from the GDK one,
316 #if GTK_CHECK_VERSION(2,0,0)
317 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
319 gdk_window_get_position(inst
->window
->window
, x
, y
);
324 * Report the window's pixel size, for terminal reports.
326 void get_window_pixels(void *frontend
, int *x
, int *y
)
328 struct gui_data
*inst
= (struct gui_data
*)frontend
;
330 * I assume that when the GTK version of this call is available
331 * we should use it. Not sure how it differs from the GDK one,
334 #if GTK_CHECK_VERSION(2,0,0)
335 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
337 gdk_window_get_size(inst
->window
->window
, x
, y
);
342 * Return the window or icon title.
344 char *get_window_title(void *frontend
, int icon
)
346 struct gui_data
*inst
= (struct gui_data
*)frontend
;
347 return icon ? inst
->wintitle
: inst
->icontitle
;
350 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
353 * We could implement warn-on-close here if we really wanted
359 static void show_mouseptr(struct gui_data
*inst
, int show
)
361 if (!inst
->cfg
.hide_mouseptr
)
364 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
366 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
367 inst
->mouseptr_visible
= show
;
370 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
372 struct gui_data
*inst
= (struct gui_data
*)data
;
373 int w
, h
, need_size
= 0;
375 w
= (event
->width
- 2*inst
->cfg
.window_border
) / inst
->font_width
;
376 h
= (event
->height
- 2*inst
->cfg
.window_border
) / inst
->font_height
;
378 if (w
!= inst
->width
|| h
!= inst
->height
) {
380 gdk_pixmap_unref(inst
->pixmap
);
383 inst
->cfg
.width
= inst
->width
= w
;
384 inst
->cfg
.height
= inst
->height
= h
;
390 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
391 (inst
->cfg
.width
* inst
->font_width
+
392 2*inst
->cfg
.window_border
),
393 (inst
->cfg
.height
* inst
->font_height
+
394 2*inst
->cfg
.window_border
), -1);
396 gc
= gdk_gc_new(inst
->area
->window
);
397 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
398 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
399 inst
->cfg
.width
* inst
->font_width
+ 2*inst
->cfg
.window_border
,
400 inst
->cfg
.height
* inst
->font_height
+ 2*inst
->cfg
.window_border
);
405 term_size(inst
->term
, h
, w
, inst
->cfg
.savelines
);
411 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
413 struct gui_data
*inst
= (struct gui_data
*)data
;
416 * Pass the exposed rectangle to terminal.c, which will call us
417 * back to do the actual painting.
420 gdk_draw_pixmap(widget
->window
,
421 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
423 event
->area
.x
, event
->area
.y
,
424 event
->area
.x
, event
->area
.y
,
425 event
->area
.width
, event
->area
.height
);
430 #define KEY_PRESSED(k) \
431 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
433 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
435 struct gui_data
*inst
= (struct gui_data
*)data
;
439 /* By default, nothing is generated. */
443 * If Alt is being released after typing an Alt+numberpad
444 * sequence, we should generate the code that was typed.
446 * Note that we only do this if more than one key was actually
447 * pressed - I don't think Alt+NumPad4 should be ^D or that
448 * Alt+NumPad3 should be ^C, for example. There's no serious
449 * inconvenience in having to type a zero before a single-digit
452 if (event
->type
== GDK_KEY_RELEASE
&&
453 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
454 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
455 inst
->alt_keycode
>= 0 && inst
->alt_digits
> 1) {
457 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
459 output
[0] = inst
->alt_keycode
;
464 if (event
->type
== GDK_KEY_PRESS
) {
468 printf("keypress: keyval = %04x, state = %08x; string =",
469 event
->keyval
, event
->state
);
470 for (i
= 0; event
->string
[i
]; i
++)
471 printf(" %02x", (unsigned char) event
->string
[i
]);
477 * NYI: Compose key (!!! requires Unicode faff before even trying)
481 * If Alt has just been pressed, we start potentially
482 * accumulating an Alt+numberpad code. We do this by
483 * setting alt_keycode to -1 (nothing yet but plausible).
485 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
486 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
487 inst
->alt_keycode
= -1;
488 inst
->alt_digits
= 0;
489 goto done
; /* this generates nothing else */
493 * If we're seeing a numberpad key press with Mod1 down,
494 * consider adding it to alt_keycode if that's sensible.
495 * Anything _else_ with Mod1 down cancels any possibility
496 * of an ALT keycode: we set alt_keycode to -2.
498 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
500 switch (event
->keyval
) {
501 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
502 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
503 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
504 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
505 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
506 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
507 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
508 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
509 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
510 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
513 inst
->alt_keycode
= -2; /* it's invalid */
516 printf("Adding digit %d to keycode %d", digit
,
519 if (inst
->alt_keycode
== -1)
520 inst
->alt_keycode
= digit
; /* one-digit code */
522 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
525 printf(" gives new code %d\n", inst
->alt_keycode
);
527 /* Having used this digit, we now do nothing more with it. */
533 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
536 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
537 term_scroll(inst
->term
, 0, -inst
->cfg
.height
/2);
540 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_CONTROL_MASK
)) {
541 term_scroll(inst
->term
, 0, -1);
544 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
545 term_scroll(inst
->term
, 0, +inst
->cfg
.height
/2);
548 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_CONTROL_MASK
)) {
549 term_scroll(inst
->term
, 0, +1);
554 * Neither does Shift-Ins.
556 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
561 /* ALT+things gives leading Escape. */
563 strncpy(output
+1, event
->string
, 31);
565 end
= strlen(output
);
566 if (event
->state
& GDK_MOD1_MASK
) {
568 if (end
== 1) end
= 0;
572 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
573 if (!event
->string
[0] && event
->keyval
== '`' &&
574 (event
->state
& GDK_CONTROL_MASK
)) {
579 /* Control-Break is the same as Control-C */
580 if (event
->keyval
== GDK_Break
&&
581 (event
->state
& GDK_CONTROL_MASK
)) {
586 /* Control-2, Control-Space and Control-@ are NUL */
587 if (!event
->string
[0] &&
588 (event
->keyval
== ' ' || event
->keyval
== '2' ||
589 event
->keyval
== '@') &&
590 (event
->state
& (GDK_SHIFT_MASK
|
591 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
596 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
597 if (!event
->string
[0] && event
->keyval
== ' ' &&
598 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
599 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
604 /* We don't let GTK tell us what Backspace is! We know better. */
605 if (event
->keyval
== GDK_BackSpace
&&
606 !(event
->state
& GDK_SHIFT_MASK
)) {
607 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x7F' : '\x08';
610 /* For Shift Backspace, do opposite of what is configured. */
611 if (event
->keyval
== GDK_BackSpace
&&
612 (event
->state
& GDK_SHIFT_MASK
)) {
613 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x08' : '\x7F';
617 /* Shift-Tab is ESC [ Z */
618 if (event
->keyval
== GDK_ISO_Left_Tab
||
619 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
620 end
= 1 + sprintf(output
+1, "\033[Z");
624 * NetHack keypad mode.
626 if (inst
->cfg
.nethack_keypad
) {
628 switch (event
->keyval
) {
629 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
630 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
631 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
632 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
633 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
634 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
635 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
636 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
637 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
641 if (event
->state
& GDK_SHIFT_MASK
)
650 * Application keypad mode.
652 if (inst
->term
->app_keypad_keys
&& !inst
->cfg
.no_applic_k
) {
654 switch (event
->keyval
) {
655 case GDK_Num_Lock
: xkey
= 'P'; break;
656 case GDK_KP_Divide
: xkey
= 'Q'; break;
657 case GDK_KP_Multiply
: xkey
= 'R'; break;
658 case GDK_KP_Subtract
: xkey
= 'S'; break;
660 * Keypad + is tricky. It covers a space that would
661 * be taken up on the VT100 by _two_ keys; so we
662 * let Shift select between the two. Worse still,
663 * in xterm function key mode we change which two...
666 if (inst
->cfg
.funky_type
== 2) {
667 if (event
->state
& GDK_SHIFT_MASK
)
671 } else if (event
->state
& GDK_SHIFT_MASK
)
676 case GDK_KP_Enter
: xkey
= 'M'; break;
677 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
678 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
679 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
680 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
681 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
682 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
683 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
684 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
685 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
686 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
687 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
690 if (inst
->term
->vt52_mode
) {
691 if (xkey
>= 'P' && xkey
<= 'S')
692 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
694 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
696 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
702 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
703 * for integer decimal nn.)
705 * We also deal with the weird ones here. Linux VCs replace F1
706 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
707 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
712 switch (event
->keyval
) {
714 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
717 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
720 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
723 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
726 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
729 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
732 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
735 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
738 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
741 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
774 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
775 case GDK_Home
: case GDK_KP_Home
:
778 case GDK_Insert
: case GDK_KP_Insert
:
781 case GDK_Delete
: case GDK_KP_Delete
:
784 case GDK_End
: case GDK_KP_End
:
787 case GDK_Page_Up
: case GDK_KP_Page_Up
:
790 case GDK_Page_Down
: case GDK_KP_Page_Down
:
794 /* Reorder edit keys to physical order */
795 if (inst
->cfg
.funky_type
== 3 && code
<= 6)
796 code
= "\0\2\1\4\5\3\6"[code
];
798 if (inst
->term
->vt52_mode
&& code
> 0 && code
<= 6) {
799 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
803 if (inst
->cfg
.funky_type
== 5 && /* SCO function keys */
804 code
>= 11 && code
<= 34) {
805 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
807 switch (event
->keyval
) {
808 case GDK_F1
: index
= 0; break;
809 case GDK_F2
: index
= 1; break;
810 case GDK_F3
: index
= 2; break;
811 case GDK_F4
: index
= 3; break;
812 case GDK_F5
: index
= 4; break;
813 case GDK_F6
: index
= 5; break;
814 case GDK_F7
: index
= 6; break;
815 case GDK_F8
: index
= 7; break;
816 case GDK_F9
: index
= 8; break;
817 case GDK_F10
: index
= 9; break;
818 case GDK_F11
: index
= 10; break;
819 case GDK_F12
: index
= 11; break;
821 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
822 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
823 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
826 if (inst
->cfg
.funky_type
== 5 && /* SCO small keypad */
827 code
>= 1 && code
<= 6) {
828 char codes
[] = "HL.FIG";
833 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
837 if ((inst
->term
->vt52_mode
|| inst
->cfg
.funky_type
== 4) &&
838 code
>= 11 && code
<= 24) {
844 if (inst
->term
->vt52_mode
)
845 end
= 1 + sprintf(output
+1,
846 "\x1B%c", code
+ 'P' - 11 - offt
);
848 end
= 1 + sprintf(output
+1,
849 "\x1BO%c", code
+ 'P' - 11 - offt
);
852 if (inst
->cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
853 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
856 if (inst
->cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
857 if (inst
->term
->vt52_mode
)
858 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
860 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
863 if (inst
->cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
864 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
868 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
874 * Cursor keys. (This includes the numberpad cursor keys,
875 * if we haven't already done them due to app keypad mode.)
877 * Here we also process un-numlocked un-appkeypadded KP5,
878 * which sends ESC [ G.
882 switch (event
->keyval
) {
883 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
884 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
885 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
886 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
887 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
891 * The arrow keys normally do ESC [ A and so on. In
892 * app cursor keys mode they do ESC O A instead.
893 * Ctrl toggles the two modes.
895 if (inst
->term
->vt52_mode
) {
896 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
897 } else if (!inst
->term
->app_cursor_keys
^
898 !(event
->state
& GDK_CONTROL_MASK
)) {
899 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
901 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
914 printf("generating sequence:");
915 for (i
= start
; i
< end
; i
++)
916 printf(" %02x", (unsigned char) output
[i
]);
920 if (!inst
->direct_to_font
) {
922 * The stuff we've just generated is assumed to be
923 * ISO-8859-1! This sounds insane, but `man
924 * XLookupString' agrees: strings of this type returned
925 * from the X server are hardcoded to 8859-1. Strictly
926 * speaking we should be doing this using some sort of
927 * GtkIMContext, which (if we're lucky) would give us
928 * our data directly in Unicode; but that's not
929 * supported in GTK 1.2 as far as I can tell, and it's
930 * poorly documented even in 2.0, so it'll have to
933 lpage_send(inst
->ldisc
, CS_ISO8859_1
, output
+start
, end
-start
, 1);
936 * In direct-to-font mode, we just send the string
937 * exactly as we received it.
939 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
942 show_mouseptr(inst
, 0);
943 term_seen_key_event(inst
->term
);
944 term_out(inst
->term
);
950 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
952 struct gui_data
*inst
= (struct gui_data
*)data
;
953 int shift
, ctrl
, alt
, x
, y
, button
, act
;
955 show_mouseptr(inst
, 1);
957 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
958 term_scroll(inst
->term
, 0, -5);
961 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
962 term_scroll(inst
->term
, 0, +5);
966 shift
= event
->state
& GDK_SHIFT_MASK
;
967 ctrl
= event
->state
& GDK_CONTROL_MASK
;
968 alt
= event
->state
& GDK_MOD1_MASK
;
970 if (event
->button
== 3 && ctrl
) {
971 gtk_menu_popup(GTK_MENU(inst
->menu
), NULL
, NULL
, NULL
, NULL
,
972 event
->button
, event
->time
);
976 if (event
->button
== 1)
978 else if (event
->button
== 2)
980 else if (event
->button
== 3)
983 return FALSE
; /* don't even know what button! */
985 switch (event
->type
) {
986 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
987 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
988 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
989 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
990 default: return FALSE
; /* don't know this event type */
993 if (send_raw_mouse
&& !(inst
->cfg
.mouse_override
&& shift
) &&
994 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
995 return TRUE
; /* we ignore these in raw mouse mode */
997 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
998 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1000 term_mouse(inst
->term
, button
, translate_button(button
), act
,
1001 x
, y
, shift
, ctrl
, alt
);
1006 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
1008 struct gui_data
*inst
= (struct gui_data
*)data
;
1009 int shift
, ctrl
, alt
, x
, y
, button
;
1011 show_mouseptr(inst
, 1);
1013 shift
= event
->state
& GDK_SHIFT_MASK
;
1014 ctrl
= event
->state
& GDK_CONTROL_MASK
;
1015 alt
= event
->state
& GDK_MOD1_MASK
;
1016 if (event
->state
& GDK_BUTTON1_MASK
)
1018 else if (event
->state
& GDK_BUTTON2_MASK
)
1019 button
= MBT_MIDDLE
;
1020 else if (event
->state
& GDK_BUTTON3_MASK
)
1023 return FALSE
; /* don't even know what button! */
1025 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1026 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1028 term_mouse(inst
->term
, button
, translate_button(button
), MA_DRAG
,
1029 x
, y
, shift
, ctrl
, alt
);
1034 void frontend_keypress(void *handle
)
1036 struct gui_data
*inst
= (struct gui_data
*)handle
;
1039 * If our child process has exited but not closed, terminate on
1046 gint
timer_func(gpointer data
)
1048 struct gui_data
*inst
= (struct gui_data
*)data
;
1051 if (!inst
->exited
&&
1052 (exitcode
= inst
->back
->exitcode(inst
->backhandle
)) >= 0) {
1053 inst
->exited
= TRUE
;
1054 if (inst
->cfg
.close_on_exit
== FORCE_ON
||
1055 (inst
->cfg
.close_on_exit
== AUTO
&& exitcode
== 0))
1056 exit(0); /* just go. */
1059 term_update(inst
->term
);
1060 term_blink(inst
->term
, 0);
1064 void fd_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
1067 * We must process exceptional notifications before ordinary
1068 * readability ones, or we may go straight past the urgent
1071 if (condition
& GDK_INPUT_EXCEPTION
)
1072 select_result(sourcefd
, 4);
1073 if (condition
& GDK_INPUT_READ
)
1074 select_result(sourcefd
, 1);
1075 if (condition
& GDK_INPUT_WRITE
)
1076 select_result(sourcefd
, 2);
1079 void destroy(GtkWidget
*widget
, gpointer data
)
1084 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
1086 struct gui_data
*inst
= (struct gui_data
*)data
;
1087 inst
->term
->has_focus
= event
->in
;
1088 term_out(inst
->term
);
1089 term_update(inst
->term
);
1090 show_mouseptr(inst
, 1);
1095 * set or clear the "raw mouse message" mode
1097 void set_raw_mouse_mode(void *frontend
, int activate
)
1099 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1100 activate
= activate
&& !inst
->cfg
.no_mouse_rep
;
1101 send_raw_mouse
= activate
;
1103 inst
->currcursor
= inst
->rawcursor
;
1105 inst
->currcursor
= inst
->textcursor
;
1106 show_mouseptr(inst
, inst
->mouseptr_visible
);
1109 void request_resize(void *frontend
, int w
, int h
)
1111 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1112 int large_x
, large_y
;
1113 int offset_x
, offset_y
;
1115 GtkRequisition inner
, outer
;
1118 * This is a heinous hack dreamed up by the gnome-terminal
1119 * people to get around a limitation in gtk. The problem is
1120 * that in order to set the size correctly we really need to be
1121 * calling gtk_window_resize - but that needs to know the size
1122 * of the _whole window_, not the drawing area. So what we do
1123 * is to set an artificially huge size request on the drawing
1124 * area, recompute the resulting size request on the window,
1125 * and look at the difference between the two. That gives us
1126 * the x and y offsets we need to translate drawing area size
1127 * into window size for real, and then we call
1128 * gtk_window_resize.
1132 * We start by retrieving the current size of the whole window.
1133 * Adding a bit to _that_ will give us a value we can use as a
1134 * bogus size request which guarantees to be bigger than the
1135 * current size of the drawing area.
1137 get_window_pixels(inst
, &large_x
, &large_y
);
1141 #if GTK_CHECK_VERSION(2,0,0)
1142 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1144 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1146 gtk_widget_size_request(inst
->area
, &inner
);
1147 gtk_widget_size_request(inst
->window
, &outer
);
1149 offset_x
= outer
.width
- inner
.width
;
1150 offset_y
= outer
.height
- inner
.height
;
1152 area_x
= inst
->font_width
* w
+ 2*inst
->cfg
.window_border
;
1153 area_y
= inst
->font_height
* h
+ 2*inst
->cfg
.window_border
;
1156 * Now we must set the size request on the drawing area back to
1157 * something sensible before we commit the real resize. Best
1158 * way to do this, I think, is to set it to what the size is
1159 * really going to end up being.
1161 #if GTK_CHECK_VERSION(2,0,0)
1162 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1164 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1165 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
), area_x
, area_y
);
1168 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst
->window
));
1170 #if GTK_CHECK_VERSION(2,0,0)
1171 gtk_window_resize(GTK_WINDOW(inst
->window
),
1172 area_x
+ offset_x
, area_y
+ offset_y
);
1174 gdk_window_resize(inst
->window
->window
,
1175 area_x
+ offset_x
, area_y
+ offset_y
);
1179 static void real_palette_set(struct gui_data
*inst
, int n
, int r
, int g
, int b
)
1181 gboolean success
[1];
1183 inst
->cols
[n
].red
= r
* 0x0101;
1184 inst
->cols
[n
].green
= g
* 0x0101;
1185 inst
->cols
[n
].blue
= b
* 0x0101;
1187 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
+ n
, 1);
1188 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1189 FALSE
, FALSE
, success
);
1191 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname
,
1195 void set_window_background(struct gui_data
*inst
)
1197 if (inst
->area
&& inst
->area
->window
)
1198 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1199 if (inst
->window
&& inst
->window
->window
)
1200 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1203 void palette_set(void *frontend
, int n
, int r
, int g
, int b
)
1205 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1206 static const int first
[21] = {
1207 0, 2, 4, 6, 8, 10, 12, 14,
1208 1, 3, 5, 7, 9, 11, 13, 15,
1211 real_palette_set(inst
, first
[n
], r
, g
, b
);
1213 real_palette_set(inst
, first
[n
] + 1, r
, g
, b
);
1215 set_window_background(inst
);
1218 void palette_reset(void *frontend
)
1220 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1221 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1222 static const int ww
[] = {
1223 6, 7, 8, 9, 10, 11, 12, 13,
1224 14, 15, 16, 17, 18, 19, 20, 21,
1227 gboolean success
[NCOLOURS
];
1230 assert(lenof(ww
) == NCOLOURS
);
1232 if (!inst
->colmap
) {
1233 inst
->colmap
= gdk_colormap_get_system();
1235 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1238 for (i
= 0; i
< NCOLOURS
; i
++) {
1239 inst
->cols
[i
].red
= inst
->cfg
.colours
[ww
[i
]][0] * 0x0101;
1240 inst
->cols
[i
].green
= inst
->cfg
.colours
[ww
[i
]][1] * 0x0101;
1241 inst
->cols
[i
].blue
= inst
->cfg
.colours
[ww
[i
]][2] * 0x0101;
1244 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1245 FALSE
, FALSE
, success
);
1246 for (i
= 0; i
< NCOLOURS
; i
++) {
1248 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1249 appname
, i
, inst
->cfg
.colours
[i
][0],
1250 inst
->cfg
.colours
[i
][1], inst
->cfg
.colours
[i
][2]);
1253 set_window_background(inst
);
1256 void write_clip(void *frontend
, wchar_t * data
, int len
, int must_deselect
)
1258 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1259 if (inst
->pasteout_data
)
1260 sfree(inst
->pasteout_data
);
1261 if (inst
->pasteout_data_utf8
)
1262 sfree(inst
->pasteout_data_utf8
);
1265 * Set up UTF-8 paste data. This only happens if we aren't in
1266 * direct-to-font mode using the D800 hack.
1268 if (!inst
->direct_to_font
) {
1269 wchar_t *tmp
= data
;
1272 inst
->pasteout_data_utf8
= snewn(len
*6, char);
1273 inst
->pasteout_data_utf8_len
= len
*6;
1274 inst
->pasteout_data_utf8_len
=
1275 charset_from_unicode(&tmp
, &tmplen
, inst
->pasteout_data_utf8
,
1276 inst
->pasteout_data_utf8_len
,
1277 CS_UTF8
, NULL
, NULL
, 0);
1278 if (inst
->pasteout_data_utf8_len
== 0) {
1279 sfree(inst
->pasteout_data_utf8
);
1280 inst
->pasteout_data_utf8
= NULL
;
1282 inst
->pasteout_data_utf8
=
1283 sresize(inst
->pasteout_data_utf8
,
1284 inst
->pasteout_data_utf8_len
, char);
1287 inst
->pasteout_data_utf8
= NULL
;
1288 inst
->pasteout_data_utf8_len
= 0;
1291 inst
->pasteout_data
= snewn(len
*6, char);
1292 inst
->pasteout_data_len
= len
*6;
1293 inst
->pasteout_data_len
= wc_to_mb(inst
->ucsdata
.line_codepage
, 0,
1294 data
, len
, inst
->pasteout_data
,
1295 inst
->pasteout_data_len
,
1297 if (inst
->pasteout_data_len
== 0) {
1298 sfree(inst
->pasteout_data
);
1299 inst
->pasteout_data
= NULL
;
1301 inst
->pasteout_data
=
1302 sresize(inst
->pasteout_data
, inst
->pasteout_data_len
, char);
1305 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1306 GDK_CURRENT_TIME
)) {
1307 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1308 GDK_SELECTION_TYPE_STRING
, 1);
1309 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1310 compound_text_atom
, 1);
1311 if (inst
->pasteout_data_utf8
)
1312 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1313 utf8_string_atom
, 1);
1317 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1318 guint info
, guint time_stamp
, gpointer data
)
1320 struct gui_data
*inst
= (struct gui_data
*)data
;
1321 if (seldata
->target
== utf8_string_atom
)
1322 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1323 inst
->pasteout_data_utf8
,
1324 inst
->pasteout_data_utf8_len
);
1326 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1327 inst
->pasteout_data
, inst
->pasteout_data_len
);
1330 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1333 struct gui_data
*inst
= (struct gui_data
*)data
;
1334 term_deselect(inst
->term
);
1335 if (inst
->pasteout_data
)
1336 sfree(inst
->pasteout_data
);
1337 if (inst
->pasteout_data_utf8
)
1338 sfree(inst
->pasteout_data_utf8
);
1339 inst
->pasteout_data
= NULL
;
1340 inst
->pasteout_data_len
= 0;
1341 inst
->pasteout_data_utf8
= NULL
;
1342 inst
->pasteout_data_utf8_len
= 0;
1346 void request_paste(void *frontend
)
1348 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1350 * In Unix, pasting is asynchronous: all we can do at the
1351 * moment is to call gtk_selection_convert(), and when the data
1352 * comes back _then_ we can call term_do_paste().
1355 if (!inst
->direct_to_font
) {
1357 * First we attempt to retrieve the selection as a UTF-8
1358 * string (which we will convert to the correct code page
1359 * before sending to the session, of course). If that
1360 * fails, selection_received() will be informed and will
1361 * fall back to an ordinary string.
1363 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1364 utf8_string_atom
, GDK_CURRENT_TIME
);
1367 * If we're in direct-to-font mode, we disable UTF-8
1368 * pasting, and go straight to ordinary string data.
1370 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1371 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1375 gint
idle_paste_func(gpointer data
); /* forward ref */
1377 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1378 guint time
, gpointer data
)
1380 struct gui_data
*inst
= (struct gui_data
*)data
;
1382 if (seldata
->target
== utf8_string_atom
&& seldata
->length
<= 0) {
1384 * Failed to get a UTF-8 selection string. Try an ordinary
1387 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1388 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1393 * Any other failure should just go foom.
1395 if (seldata
->length
<= 0 ||
1396 (seldata
->type
!= GDK_SELECTION_TYPE_STRING
&&
1397 seldata
->type
!= utf8_string_atom
))
1398 return; /* Nothing happens. */
1400 if (inst
->pastein_data
)
1401 sfree(inst
->pastein_data
);
1403 inst
->pastein_data
= snewn(seldata
->length
, wchar_t);
1404 inst
->pastein_data_len
= seldata
->length
;
1405 inst
->pastein_data_len
=
1406 mb_to_wc((seldata
->type
== utf8_string_atom ?
1407 CS_UTF8
: inst
->ucsdata
.line_codepage
),
1408 0, seldata
->data
, seldata
->length
,
1409 inst
->pastein_data
, inst
->pastein_data_len
);
1411 term_do_paste(inst
->term
);
1413 if (term_paste_pending(inst
->term
))
1414 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1417 gint
idle_paste_func(gpointer data
)
1419 struct gui_data
*inst
= (struct gui_data
*)data
;
1421 if (term_paste_pending(inst
->term
))
1422 term_paste(inst
->term
);
1424 gtk_idle_remove(inst
->term_paste_idle_id
);
1430 void get_clip(void *frontend
, wchar_t ** p
, int *len
)
1432 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1435 *p
= inst
->pastein_data
;
1436 *len
= inst
->pastein_data_len
;
1440 void set_title(void *frontend
, char *title
)
1442 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1443 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1444 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1445 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1448 void set_icon(void *frontend
, char *title
)
1450 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1451 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1452 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1453 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1456 void set_sbar(void *frontend
, int total
, int start
, int page
)
1458 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1459 if (!inst
->cfg
.scrollbar
)
1461 inst
->sbar_adjust
->lower
= 0;
1462 inst
->sbar_adjust
->upper
= total
;
1463 inst
->sbar_adjust
->value
= start
;
1464 inst
->sbar_adjust
->page_size
= page
;
1465 inst
->sbar_adjust
->step_increment
= 1;
1466 inst
->sbar_adjust
->page_increment
= page
/2;
1467 inst
->ignore_sbar
= TRUE
;
1468 gtk_adjustment_changed(inst
->sbar_adjust
);
1469 inst
->ignore_sbar
= FALSE
;
1472 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1474 struct gui_data
*inst
= (struct gui_data
*)data
;
1476 if (!inst
->cfg
.scrollbar
)
1478 if (!inst
->ignore_sbar
)
1479 term_scroll(inst
->term
, 1, (int)adj
->value
);
1482 void sys_cursor(void *frontend
, int x
, int y
)
1485 * This is meaningless under X.
1490 * This is still called when mode==BELL_VISUAL, even though the
1491 * visual bell is handled entirely within terminal.c, because we
1492 * may want to perform additional actions on any kind of bell (for
1493 * example, taskbar flashing in Windows).
1495 void beep(void *frontend
, int mode
)
1497 if (mode
!= BELL_VISUAL
)
1501 int char_width(Context ctx
, int uc
)
1504 * Under X, any fixed-width font really _is_ fixed-width.
1505 * Double-width characters will be dealt with using a separate
1506 * font. For the moment we can simply return 1.
1511 Context
get_ctx(void *frontend
)
1513 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1514 struct draw_ctx
*dctx
;
1516 if (!inst
->area
->window
)
1519 dctx
= snew(struct draw_ctx
);
1521 dctx
->gc
= gdk_gc_new(inst
->area
->window
);
1525 void free_ctx(Context ctx
)
1527 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1528 /* struct gui_data *inst = dctx->inst; */
1529 GdkGC
*gc
= dctx
->gc
;
1535 * Draw a line of text in the window, at given character
1536 * coordinates, in given attributes.
1538 * We are allowed to fiddle with the contents of `text'.
1540 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1541 unsigned long attr
, int lattr
)
1543 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1544 struct gui_data
*inst
= dctx
->inst
;
1545 GdkGC
*gc
= dctx
->gc
;
1547 int nfg
, nbg
, t
, fontid
, shadow
, rlen
, widefactor
;
1549 nfg
= ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1550 nfg
= 2 * (nfg
& 0xF) + (nfg
& 0x10 ?
1 : 0);
1551 nbg
= ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1552 nbg
= 2 * (nbg
& 0xF) + (nbg
& 0x10 ?
1 : 0);
1553 if (attr
& ATTR_REVERSE
) {
1558 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1560 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1562 if (attr
& TATTR_ACTCURS
) {
1567 fontid
= shadow
= 0;
1569 if (attr
& ATTR_WIDE
) {
1576 if ((attr
& ATTR_BOLD
) && !inst
->cfg
.bold_colour
) {
1577 if (inst
->fonts
[fontid
| 1])
1583 if (lattr
!= LATTR_NORM
) {
1585 if (x
>= inst
->term
->cols
)
1587 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1588 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1596 r
.x
= x
*inst
->font_width
+inst
->cfg
.window_border
;
1597 r
.y
= y
*inst
->font_height
+inst
->cfg
.window_border
;
1598 r
.width
= rlen
*widefactor
*inst
->font_width
;
1599 r
.height
= inst
->font_height
;
1600 gdk_gc_set_clip_rectangle(gc
, &r
);
1603 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1604 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1605 x
*inst
->font_width
+inst
->cfg
.window_border
,
1606 y
*inst
->font_height
+inst
->cfg
.window_border
,
1607 rlen
*widefactor
*inst
->font_width
, inst
->font_height
);
1609 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1616 wcs
= snewn(len
+1, wchar_t);
1617 for (i
= 0; i
< len
; i
++) {
1618 wcs
[i
] = (wchar_t) ((attr
& CSET_MASK
) + (text
[i
] & CHAR_MASK
));
1621 if (inst
->fonts
[fontid
] == NULL
) {
1623 * The font for this contingency does not exist.
1624 * Typically this means we've been given ATTR_WIDE
1625 * character and have no wide font. So we display
1626 * nothing at all; such is life.
1628 } else if (inst
->fontinfo
[fontid
].is_wide
) {
1630 * At least one version of gdk_draw_text_wc() has a
1631 * weird bug whereby it reads `len' elements of the
1632 * input string, but only draws `len/2'. Hence I'm
1633 * going to make its input array twice as long as it
1634 * theoretically needs to be, and pass in twice the
1635 * actual number of characters. If a fixed gdk actually
1636 * takes the doubled length seriously, then (a) the
1637 * array will stand scrutiny up to the full length, (b)
1638 * the spare elements of the array are full of zeroes
1639 * which will probably be an empty glyph in the font,
1640 * and (c) the clip rectangle should prevent it causing
1643 gwcs
= snewn(len
*2+1, GdkWChar
);
1644 memset(gwcs
, 0, sizeof(GdkWChar
) * (len
*2+1));
1646 * FIXME: when we have a wide-char equivalent of
1647 * from_unicode, use it instead of this.
1649 for (i
= 0; i
<= len
; i
++)
1651 gdk_draw_text_wc(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1652 x
*inst
->font_width
+inst
->cfg
.window_border
,
1653 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1657 gcs
= snewn(len
+1, gchar
);
1658 wc_to_mb(inst
->fontinfo
[fontid
].charset
, 0,
1659 wcs
, len
, gcs
, len
, ".", NULL
, NULL
);
1660 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1661 x
*inst
->font_width
+inst
->cfg
.window_border
,
1662 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1670 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1671 x
*inst
->font_width
+inst
->cfg
.window_border
+ inst
->cfg
.shadowboldoffset
,
1672 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1676 if (attr
& ATTR_UNDER
) {
1677 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1678 if (uheight
>= inst
->font_height
)
1679 uheight
= inst
->font_height
- 1;
1680 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+inst
->cfg
.window_border
,
1681 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
,
1682 (x
+len
)*widefactor
*inst
->font_width
-1+inst
->cfg
.window_border
,
1683 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
);
1686 if (lattr
!= LATTR_NORM
) {
1688 * I can't find any plausible StretchBlt equivalent in the
1689 * X server, so I'm going to do this the slow and painful
1690 * way. This will involve repeated calls to
1691 * gdk_draw_pixmap() to stretch the text horizontally. It's
1692 * O(N^2) in time and O(N) in network bandwidth, but you
1693 * try thinking of a better way. :-(
1696 for (i
= 0; i
< len
* widefactor
* inst
->font_width
; i
++) {
1697 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1698 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
,
1699 y
*inst
->font_height
+inst
->cfg
.window_border
,
1700 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
+1,
1701 y
*inst
->font_height
+inst
->cfg
.window_border
,
1702 len
* inst
->font_width
- i
, inst
->font_height
);
1705 if (lattr
!= LATTR_WIDE
) {
1707 /* Now stretch vertically, in the same way. */
1708 if (lattr
== LATTR_BOT
)
1712 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1713 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1714 x
*inst
->font_width
+inst
->cfg
.window_border
,
1715 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*i
+db
,
1716 x
*widefactor
*inst
->font_width
+inst
->cfg
.window_border
,
1717 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*(i
+1),
1718 len
* inst
->font_width
, inst
->font_height
-i
-1);
1724 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1725 unsigned long attr
, int lattr
)
1727 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1728 struct gui_data
*inst
= dctx
->inst
;
1729 GdkGC
*gc
= dctx
->gc
;
1732 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1734 if (attr
& ATTR_WIDE
) {
1740 if (lattr
!= LATTR_NORM
) {
1742 if (x
>= inst
->term
->cols
)
1744 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1745 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1749 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1750 x
*inst
->font_width
+inst
->cfg
.window_border
,
1751 y
*inst
->font_height
+inst
->cfg
.window_border
,
1752 x
*inst
->font_width
+inst
->cfg
.window_border
,
1753 y
*inst
->font_height
+inst
->cfg
.window_border
,
1754 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1757 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1758 unsigned long attr
, int lattr
)
1760 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1761 struct gui_data
*inst
= dctx
->inst
;
1762 GdkGC
*gc
= dctx
->gc
;
1764 int passive
, widefactor
;
1766 if (attr
& TATTR_PASCURS
) {
1767 attr
&= ~TATTR_PASCURS
;
1771 if ((attr
& TATTR_ACTCURS
) && inst
->cfg
.cursor_type
!= 0) {
1772 attr
&= ~TATTR_ACTCURS
;
1774 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1776 if (attr
& ATTR_WIDE
) {
1782 if (lattr
!= LATTR_NORM
) {
1784 if (x
>= inst
->term
->cols
)
1786 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1787 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1791 if (inst
->cfg
.cursor_type
== 0) {
1793 * An active block cursor will already have been done by
1794 * the above do_text call, so we only need to do anything
1798 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1799 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1800 x
*inst
->font_width
+inst
->cfg
.window_border
,
1801 y
*inst
->font_height
+inst
->cfg
.window_border
,
1802 len
*inst
->font_width
-1, inst
->font_height
-1);
1806 int startx
, starty
, dx
, dy
, length
, i
;
1810 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1811 char_width
= 2*inst
->font_width
;
1813 char_width
= inst
->font_width
;
1815 if (inst
->cfg
.cursor_type
== 1) {
1816 uheight
= inst
->fonts
[0]->ascent
+ 1;
1817 if (uheight
>= inst
->font_height
)
1818 uheight
= inst
->font_height
- 1;
1820 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
;
1821 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
+ uheight
;
1824 length
= len
* char_width
;
1827 if (attr
& TATTR_RIGHTCURS
)
1828 xadjust
= char_width
- 1;
1829 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
+ xadjust
;
1830 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
;
1833 length
= inst
->font_height
;
1836 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1838 for (i
= 0; i
< length
; i
++) {
1840 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1846 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1847 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1851 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1852 x
*inst
->font_width
+inst
->cfg
.window_border
,
1853 y
*inst
->font_height
+inst
->cfg
.window_border
,
1854 x
*inst
->font_width
+inst
->cfg
.window_border
,
1855 y
*inst
->font_height
+inst
->cfg
.window_border
,
1856 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1859 GdkCursor
*make_mouse_ptr(struct gui_data
*inst
, int cursor_val
)
1862 * Truly hideous hack: GTK doesn't allow us to set the mouse
1863 * cursor foreground and background colours unless we've _also_
1864 * created our own cursor from bitmaps. Therefore, I need to
1865 * load the `cursor' font and draw glyphs from it on to
1866 * pixmaps, in order to construct my cursors with the fg and bg
1867 * I want. This is a gross hack, but it's more self-contained
1868 * than linking in Xlib to find the X window handle to
1869 * inst->area and calling XRecolorCursor, and it's more
1870 * futureproof than hard-coding the shapes as bitmap arrays.
1872 static GdkFont
*cursor_font
= NULL
;
1873 GdkPixmap
*source
, *mask
;
1875 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1876 GdkColor cbg
= { 0, 0, 0, 0 };
1877 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1878 GdkColor dbg
= { 0, 0, 0, 0 };
1881 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1883 if (cursor_val
== -2) {
1884 gdk_font_unref(cursor_font
);
1888 if (cursor_val
>= 0 && !cursor_font
)
1889 cursor_font
= gdk_font_load("cursor");
1892 * Get the text extent of the cursor in question. We use the
1893 * mask character for this, because it's typically slightly
1894 * bigger than the main character.
1896 if (cursor_val
>= 0) {
1898 text
[0] = (char)cursor_val
+ 1;
1899 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1900 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1906 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1907 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1910 * Draw the mask character on the mask pixmap.
1912 gc
= gdk_gc_new(mask
);
1913 gdk_gc_set_foreground(gc
, &dbg
);
1914 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1915 if (cursor_val
>= 0) {
1917 text
[0] = (char)cursor_val
+ 1;
1918 gdk_gc_set_foreground(gc
, &dfg
);
1919 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1924 * Draw the main character on the source pixmap.
1926 gc
= gdk_gc_new(source
);
1927 gdk_gc_set_foreground(gc
, &dbg
);
1928 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1929 if (cursor_val
>= 0) {
1931 text
[0] = (char)cursor_val
;
1932 gdk_gc_set_foreground(gc
, &dfg
);
1933 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1938 * Create the cursor.
1940 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1945 gdk_pixmap_unref(source
);
1946 gdk_pixmap_unref(mask
);
1951 void modalfatalbox(char *p
, ...)
1954 fprintf(stderr
, "FATAL ERROR: ");
1956 vfprintf(stderr
, p
, ap
);
1958 fputc('\n', stderr
);
1962 void cmdline_error(char *p
, ...)
1965 fprintf(stderr
, "%s: ", appname
);
1967 vfprintf(stderr
, p
, ap
);
1969 fputc('\n', stderr
);
1973 char *get_x_display(void *frontend
)
1975 return gdk_get_display();
1978 long get_windowid(void *frontend
)
1980 Terminal
*term
= (Terminal
*)frontend
;
1981 struct gui_data
*inst
= (struct gui_data
*)(term
->frontend
);
1982 return (long)GDK_WINDOW_XWINDOW(inst
->area
->window
);
1985 static void help(FILE *fp
) {
1987 "pterm option summary:\n"
1989 " --display DISPLAY Specify X display to use (note '--')\n"
1990 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1991 " -fn FONT Normal text font\n"
1992 " -fb FONT Bold text font\n"
1993 " -geometry GEOMETRY Position and size of window (size in characters)\n"
1994 " -sl LINES Number of lines of scrollback\n"
1995 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1996 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1997 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1998 " -T TITLE Window title\n"
1999 " -ut, +ut Do(default) or do not update utmp\n"
2000 " -ls, +ls Do(default) or do not make shell a login shell\n"
2001 " -sb, +sb Do(default) or do not display a scrollbar\n"
2002 " -log PATH Log all output to a file\n"
2003 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2004 " -xrm RESOURCE-STRING Set an X resource\n"
2005 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2006 ) < 0 || fflush(fp
) < 0) {
2007 perror("output error");
2012 int do_cmdline(int argc
, char **argv
, int do_everything
,
2013 struct gui_data
*inst
, Config
*cfg
)
2016 extern char **pty_argv
; /* declared in pty.c */
2017 extern int use_pty_argv
;
2020 * Macros to make argument handling easier. Note that because
2021 * they need to call `continue', they cannot be contained in
2022 * the usual do {...} while (0) wrapper to make them
2023 * syntactically single statements; hence it is not legal to
2024 * use one of these macros as an unbraced statement between
2027 #define EXPECTS_ARG { \
2028 if (--argc <= 0) { \
2030 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2035 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2038 while (--argc
> 0) {
2042 ret
= cmdline_process_param(p
, (argc
> 1 ? argv
[1] : NULL
),
2043 do_everything ?
1 : -1, cfg
);
2046 cmdline_error("option \"%s\" requires an argument", p
);
2047 } else if (ret
== 2) {
2048 --argc
, ++argv
; /* skip next argument */
2050 } else if (ret
== 1) {
2054 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
2057 strncpy(cfg
->font
.name
, val
, sizeof(cfg
->font
.name
));
2058 cfg
->font
.name
[sizeof(cfg
->font
.name
)-1] = '\0';
2060 } else if (!strcmp(p
, "-fb")) {
2063 strncpy(cfg
->boldfont
.name
, val
, sizeof(cfg
->boldfont
.name
));
2064 cfg
->boldfont
.name
[sizeof(cfg
->boldfont
.name
)-1] = '\0';
2066 } else if (!strcmp(p
, "-fw")) {
2069 strncpy(cfg
->widefont
.name
, val
, sizeof(cfg
->widefont
.name
));
2070 cfg
->widefont
.name
[sizeof(cfg
->widefont
.name
)-1] = '\0';
2072 } else if (!strcmp(p
, "-fwb")) {
2075 strncpy(cfg
->wideboldfont
.name
, val
, sizeof(cfg
->wideboldfont
.name
));
2076 cfg
->wideboldfont
.name
[sizeof(cfg
->wideboldfont
.name
)-1] = '\0';
2078 } else if (!strcmp(p
, "-cs")) {
2081 strncpy(cfg
->line_codepage
, val
, sizeof(cfg
->line_codepage
));
2082 cfg
->line_codepage
[sizeof(cfg
->line_codepage
)-1] = '\0';
2084 } else if (!strcmp(p
, "-geometry")) {
2085 int flags
, x
, y
, w
, h
;
2089 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
2090 if (flags
& WidthValue
)
2092 if (flags
& HeightValue
)
2095 if (flags
& (XValue
| YValue
)) {
2098 inst
->gotpos
= TRUE
;
2099 inst
->gravity
= ((flags
& XNegative ?
1 : 0) |
2100 (flags
& YNegative ?
2 : 0));
2103 } else if (!strcmp(p
, "-sl")) {
2106 cfg
->savelines
= atoi(val
);
2108 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
2109 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
2110 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
2115 if (!gdk_color_parse(val
, &col
)) {
2117 fprintf(stderr
, "%s: unable to parse colour \"%s\"\n",
2121 index
= (!strcmp(p
, "-fg") ?
0 :
2122 !strcmp(p
, "-bg") ?
2 :
2123 !strcmp(p
, "-bfg") ?
1 :
2124 !strcmp(p
, "-bbg") ?
3 :
2125 !strcmp(p
, "-cfg") ?
4 :
2126 !strcmp(p
, "-cbg") ?
5 : -1);
2127 assert(index
!= -1);
2128 cfg
->colours
[index
][0] = col
.red
/ 256;
2129 cfg
->colours
[index
][1] = col
.green
/ 256;
2130 cfg
->colours
[index
][2] = col
.blue
/ 256;
2133 } else if (use_pty_argv
&& !strcmp(p
, "-e")) {
2134 /* This option swallows all further arguments. */
2140 pty_argv
= snewn(argc
+1, char *);
2142 for (i
= 0; i
< argc
; i
++)
2143 pty_argv
[i
] = argv
[i
];
2144 pty_argv
[argc
] = NULL
;
2145 break; /* finished command-line processing */
2147 err
= 1, fprintf(stderr
, "%s: -e expects an argument\n",
2150 } else if (!strcmp(p
, "-title")) {
2153 strncpy(cfg
->wintitle
, val
, sizeof(cfg
->wintitle
));
2154 cfg
->wintitle
[sizeof(cfg
->wintitle
)-1] = '\0';
2156 } else if (!strcmp(p
, "-log")) {
2159 strncpy(cfg
->logfilename
.path
, val
, sizeof(cfg
->logfilename
.path
));
2160 cfg
->logfilename
.path
[sizeof(cfg
->logfilename
.path
)-1] = '\0';
2161 cfg
->logtype
= LGTYP_DEBUG
;
2163 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
2165 cfg
->stamp_utmp
= 0;
2167 } else if (!strcmp(p
, "-ut")) {
2169 cfg
->stamp_utmp
= 1;
2171 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
2173 cfg
->login_shell
= 0;
2175 } else if (!strcmp(p
, "-ls")) {
2177 cfg
->login_shell
= 1;
2179 } else if (!strcmp(p
, "-nethack")) {
2181 cfg
->nethack_keypad
= 1;
2183 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
2187 } else if (!strcmp(p
, "-sb")) {
2191 } else if (!strcmp(p
, "-name")) {
2195 } else if (!strcmp(p
, "-xrm")) {
2197 provide_xrm_string(val
);
2199 } else if(!strcmp(p
, "-help") || !strcmp(p
, "--help")) {
2203 } else if(p
[0] != '-' && (!do_everything
||
2204 process_nonoption_arg(p
, cfg
))) {
2209 fprintf(stderr
, "%s: unrecognized option '%s'\n", appname
, p
);
2216 static void block_signal(int sig
, int block_it
) {
2220 sigaddset(&ss
, sig
);
2221 if(sigprocmask(block_it ? SIG_BLOCK
: SIG_UNBLOCK
, &ss
, 0) < 0) {
2222 perror("sigprocmask");
2228 * This function retrieves the character set encoding of a font. It
2229 * returns the character set without the X11 hack (in case the user
2230 * asks to use the font's own encoding).
2232 static int set_font_info(struct gui_data
*inst
, int fontid
)
2234 GdkFont
*font
= inst
->fonts
[fontid
];
2235 XFontStruct
*xfs
= GDK_FONT_XFONT(font
);
2236 Display
*disp
= GDK_FONT_XDISPLAY(font
);
2237 Atom charset_registry
, charset_encoding
;
2238 unsigned long registry_ret
, encoding_ret
;
2239 int retval
= CS_NONE
;
2241 charset_registry
= XInternAtom(disp
, "CHARSET_REGISTRY", False
);
2242 charset_encoding
= XInternAtom(disp
, "CHARSET_ENCODING", False
);
2243 inst
->fontinfo
[fontid
].charset
= CS_NONE
;
2244 inst
->fontinfo
[fontid
].is_wide
= 0;
2245 if (XGetFontProperty(xfs
, charset_registry
, ®istry_ret
) &&
2246 XGetFontProperty(xfs
, charset_encoding
, &encoding_ret
)) {
2248 reg
= XGetAtomName(disp
, (Atom
)registry_ret
);
2249 enc
= XGetAtomName(disp
, (Atom
)encoding_ret
);
2251 char *encoding
= dupcat(reg
, "-", enc
, NULL
);
2252 retval
= inst
->fontinfo
[fontid
].charset
=
2253 charset_from_xenc(encoding
);
2254 /* FIXME: when libcharset supports wide encodings fix this. */
2255 if (!strcasecmp(encoding
, "iso10646-1")) {
2256 inst
->fontinfo
[fontid
].is_wide
= 1;
2261 * Hack for X line-drawing characters: if the primary
2262 * font is encoded as ISO-8859-anything, and has valid
2263 * glyphs in the first 32 char positions, it is assumed
2264 * that those glyphs are the VT100 line-drawing
2267 * Actually, we'll hack even harder by only checking
2268 * position 0x19 (vertical line, VT100 linedrawing
2269 * `x'). Then we can check it easily by seeing if the
2270 * ascent and descent differ.
2272 if (inst
->fontinfo
[fontid
].charset
== CS_ISO8859_1
) {
2273 int lb
, rb
, wid
, asc
, desc
;
2278 gdk_string_extents(inst
->fonts
[fontid
], text
,
2279 &lb
, &rb
, &wid
, &asc
, &desc
);
2281 inst
->fontinfo
[fontid
].charset
= CS_ISO8859_1_X11
;
2291 int uxsel_input_add(int fd
, int rwx
) {
2293 if (rwx
& 1) flags
|= GDK_INPUT_READ
;
2294 if (rwx
& 2) flags
|= GDK_INPUT_WRITE
;
2295 if (rwx
& 4) flags
|= GDK_INPUT_EXCEPTION
;
2296 return gdk_input_add(fd
, flags
, fd_input_func
, NULL
);
2299 void uxsel_input_remove(int id
) {
2300 gdk_input_remove(id
);
2303 void setup_fonts_ucs(struct gui_data
*inst
)
2308 gdk_font_unref(inst
->fonts
[0]);
2310 gdk_font_unref(inst
->fonts
[1]);
2312 gdk_font_unref(inst
->fonts
[2]);
2314 gdk_font_unref(inst
->fonts
[3]);
2316 inst
->fonts
[0] = gdk_font_load(inst
->cfg
.font
.name
);
2317 if (!inst
->fonts
[0]) {
2318 fprintf(stderr
, "%s: unable to load font \"%s\"\n", appname
,
2319 inst
->cfg
.font
.name
);
2322 font_charset
= set_font_info(inst
, 0);
2323 if (inst
->cfg
.boldfont
.name
[0]) {
2324 inst
->fonts
[1] = gdk_font_load(inst
->cfg
.boldfont
.name
);
2325 if (!inst
->fonts
[1]) {
2326 fprintf(stderr
, "%s: unable to load bold font \"%s\"\n", appname
,
2327 inst
->cfg
.boldfont
.name
);
2330 set_font_info(inst
, 1);
2332 inst
->fonts
[1] = NULL
;
2333 if (inst
->cfg
.widefont
.name
[0]) {
2334 inst
->fonts
[2] = gdk_font_load(inst
->cfg
.widefont
.name
);
2335 if (!inst
->fonts
[2]) {
2336 fprintf(stderr
, "%s: unable to load wide font \"%s\"\n", appname
,
2337 inst
->cfg
.widefont
.name
);
2340 set_font_info(inst
, 2);
2342 inst
->fonts
[2] = NULL
;
2343 if (inst
->cfg
.wideboldfont
.name
[0]) {
2344 inst
->fonts
[3] = gdk_font_load(inst
->cfg
.wideboldfont
.name
);
2345 if (!inst
->fonts
[3]) {
2346 fprintf(stderr
, "%s: unable to load wide/bold font \"%s\"\n",
2347 appname
, inst
->cfg
.wideboldfont
.name
);
2350 set_font_info(inst
, 3);
2352 inst
->fonts
[3] = NULL
;
2354 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
2355 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
2357 inst
->direct_to_font
= init_ucs(&inst
->ucsdata
,
2358 inst
->cfg
.line_codepage
, font_charset
);
2361 void set_geom_hints(struct gui_data
*inst
)
2364 geom
.min_width
= inst
->font_width
+ 2*inst
->cfg
.window_border
;
2365 geom
.min_height
= inst
->font_height
+ 2*inst
->cfg
.window_border
;
2366 geom
.max_width
= geom
.max_height
= -1;
2367 geom
.base_width
= 2*inst
->cfg
.window_border
;
2368 geom
.base_height
= 2*inst
->cfg
.window_border
;
2369 geom
.width_inc
= inst
->font_width
;
2370 geom
.height_inc
= inst
->font_height
;
2371 geom
.min_aspect
= geom
.max_aspect
= 0;
2372 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
2373 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
2374 GDK_HINT_RESIZE_INC
);
2377 void clear_scrollback_menuitem(GtkMenuItem
*item
, gpointer data
)
2379 struct gui_data
*inst
= (struct gui_data
*)data
;
2380 term_clrsb(inst
->term
);
2383 void reset_terminal_menuitem(GtkMenuItem
*item
, gpointer data
)
2385 struct gui_data
*inst
= (struct gui_data
*)data
;
2386 term_pwron(inst
->term
);
2387 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2390 void special_menuitem(GtkMenuItem
*item
, gpointer data
)
2392 struct gui_data
*inst
= (struct gui_data
*)data
;
2393 int code
= (int)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
2395 inst
->back
->special(inst
->backhandle
, code
);
2398 void about_menuitem(GtkMenuItem
*item
, gpointer data
)
2400 struct gui_data
*inst
= (struct gui_data
*)data
;
2401 about_box(inst
->window
);
2404 void event_log_menuitem(GtkMenuItem
*item
, gpointer data
)
2406 struct gui_data
*inst
= (struct gui_data
*)data
;
2407 showeventlog(inst
->eventlogstuff
, inst
->window
);
2410 void change_settings_menuitem(GtkMenuItem
*item
, gpointer data
)
2412 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2413 static const int ww
[] = {
2414 6, 7, 8, 9, 10, 11, 12, 13,
2415 14, 15, 16, 17, 18, 19, 20, 21,
2418 struct gui_data
*inst
= (struct gui_data
*)data
;
2419 char *title
= dupcat(appname
, " Reconfiguration", NULL
);
2420 Config cfg2
, oldcfg
;
2423 cfg2
= inst
->cfg
; /* structure copy */
2425 if (do_config_box(title
, &cfg2
, 1)) {
2427 oldcfg
= inst
->cfg
; /* structure copy */
2428 inst
->cfg
= cfg2
; /* structure copy */
2430 /* Pass new config data to the logging module */
2431 log_reconfig(inst
->logctx
, &cfg2
);
2433 * Flush the line discipline's edit buffer in the case
2434 * where local editing has just been disabled.
2436 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2437 /* Pass new config data to the terminal */
2438 term_reconfig(inst
->term
, &cfg2
);
2439 /* Pass new config data to the back end */
2440 inst
->back
->reconfig(inst
->backhandle
, &cfg2
);
2443 * Just setting inst->cfg is sufficient to cause colour
2444 * setting changes to appear on the next ESC]R palette
2445 * reset. But we should also check whether any colour
2446 * settings have been changed, and revert the ones that
2447 * have to the new default, on the assumption that the user
2448 * is most likely to want an immediate update.
2450 for (i
= 0; i
< NCOLOURS
; i
++) {
2451 if (oldcfg
.colours
[ww
[i
]][0] != cfg2
.colours
[ww
[i
]][0] ||
2452 oldcfg
.colours
[ww
[i
]][1] != cfg2
.colours
[ww
[i
]][1] ||
2453 oldcfg
.colours
[ww
[i
]][2] != cfg2
.colours
[ww
[i
]][2])
2454 real_palette_set(inst
, i
, cfg2
.colours
[ww
[i
]][0],
2455 cfg2
.colours
[ww
[i
]][1],
2456 cfg2
.colours
[ww
[i
]][2]);
2460 * If the scrollbar needs to be shown, hidden, or moved
2461 * from one end to the other of the window, do so now.
2463 if (oldcfg
.scrollbar
!= cfg2
.scrollbar
) {
2465 gtk_widget_show(inst
->sbar
);
2467 gtk_widget_hide(inst
->sbar
);
2469 if (oldcfg
.scrollbar_on_left
!= cfg2
.scrollbar_on_left
) {
2470 gtk_box_reorder_child(inst
->hbox
, inst
->sbar
,
2471 cfg2
.scrollbar_on_left ?
0 : 1);
2475 * Change the window title, if required.
2477 if (strcmp(oldcfg
.wintitle
, cfg2
.wintitle
))
2478 set_title(inst
, cfg2
.wintitle
);
2481 * Redo the whole tangled fonts and Unicode mess if
2484 if (strcmp(oldcfg
.font
.name
, cfg2
.font
.name
) ||
2485 strcmp(oldcfg
.boldfont
.name
, cfg2
.boldfont
.name
) ||
2486 strcmp(oldcfg
.widefont
.name
, cfg2
.widefont
.name
) ||
2487 strcmp(oldcfg
.wideboldfont
.name
, cfg2
.wideboldfont
.name
) ||
2488 strcmp(oldcfg
.line_codepage
, cfg2
.line_codepage
)) {
2489 setup_fonts_ucs(inst
);
2495 * Resize the window.
2497 if (oldcfg
.width
!= cfg2
.width
|| oldcfg
.height
!= cfg2
.height
||
2498 oldcfg
.window_border
!= cfg2
.window_border
|| need_size
) {
2499 set_geom_hints(inst
);
2500 request_resize(inst
, cfg2
.width
, cfg2
.height
);
2501 //term_size(inst->term, cfg2.height, cfg2.width, cfg2.savelines);
2502 // where TF is our configure event going?!
2505 term_invalidate(inst
->term
);
2510 void update_specials_menu(void *frontend
)
2512 Terminal
*term
= (Terminal
*)frontend
;
2513 struct gui_data
*inst
= (struct gui_data
*)term
->frontend
;
2515 const struct telnet_special
*specials
;
2517 specials
= inst
->back
->get_specials(inst
->backhandle
);
2518 gtk_container_foreach(GTK_CONTAINER(inst
->specialsmenu
),
2519 (GtkCallback
)gtk_widget_destroy
, NULL
);
2522 GtkWidget
*menuitem
;
2523 for (i
= 0; specials
[i
].name
; i
++) {
2524 if (*specials
[i
].name
) {
2525 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
2526 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
2527 (gpointer
)specials
[i
].code
);
2528 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
2529 GTK_SIGNAL_FUNC(special_menuitem
), inst
);
2531 menuitem
= gtk_menu_item_new();
2532 gtk_container_add(GTK_CONTAINER(inst
->specialsmenu
), menuitem
);
2533 gtk_widget_show(menuitem
);
2535 gtk_widget_show(inst
->specialsitem1
);
2536 gtk_widget_show(inst
->specialsitem2
);
2538 gtk_widget_hide(inst
->specialsitem1
);
2539 gtk_widget_hide(inst
->specialsitem2
);
2543 int pt_main(int argc
, char **argv
)
2545 extern Backend
*select_backend(Config
*cfg
);
2546 extern int cfgbox(Config
*cfg
);
2547 struct gui_data
*inst
;
2549 /* defer any child exit handling until we're ready to deal with
2551 block_signal(SIGCHLD
, 1);
2553 gtk_init(&argc
, &argv
);
2556 * Create an instance structure and initialise to zeroes
2558 inst
= snew(struct gui_data
);
2559 memset(inst
, 0, sizeof(*inst
));
2560 inst
->alt_keycode
= -1; /* this one needs _not_ to be zero */
2562 if (do_cmdline(argc
, argv
, 0, inst
, &inst
->cfg
))
2563 exit(1); /* pre-defaults pass to get -class */
2564 do_defaults(NULL
, &inst
->cfg
);
2565 if (do_cmdline(argc
, argv
, 1, inst
, &inst
->cfg
))
2566 exit(1); /* post-defaults, do everything */
2568 cmdline_run_saved(&inst
->cfg
);
2570 if (!*inst
->cfg
.host
&& !cfgbox(&inst
->cfg
))
2571 exit(0); /* config box hit Cancel */
2573 if (!compound_text_atom
)
2574 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
2575 if (!utf8_string_atom
)
2576 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
2578 setup_fonts_ucs(inst
);
2580 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
2583 * Set up the colour map.
2585 palette_reset(inst
);
2587 inst
->width
= inst
->cfg
.width
;
2588 inst
->height
= inst
->cfg
.height
;
2590 inst
->area
= gtk_drawing_area_new();
2591 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
2592 inst
->font_width
* inst
->cfg
.width
+ 2*inst
->cfg
.window_border
,
2593 inst
->font_height
* inst
->cfg
.height
+ 2*inst
->cfg
.window_border
);
2594 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2595 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
2596 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
2598 * We always create the scrollbar; it remains invisible if
2599 * unwanted, so we can pop it up quickly if it suddenly becomes
2602 if (inst
->cfg
.scrollbar_on_left
)
2603 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2604 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
2605 if (!inst
->cfg
.scrollbar_on_left
)
2606 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2608 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
2610 set_geom_hints(inst
);
2612 gtk_widget_show(inst
->area
);
2613 if (inst
->cfg
.scrollbar
)
2614 gtk_widget_show(inst
->sbar
);
2616 gtk_widget_hide(inst
->sbar
);
2617 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
2620 int x
= inst
->xpos
, y
= inst
->ypos
;
2622 gtk_widget_size_request(GTK_WIDGET(inst
->window
), &req
);
2623 if (inst
->gravity
& 1) x
+= gdk_screen_width() - req
.width
;
2624 if (inst
->gravity
& 2) y
+= gdk_screen_height() - req
.height
;
2625 gtk_window_set_position(GTK_WINDOW(inst
->window
), GTK_WIN_POS_NONE
);
2626 gtk_widget_set_uposition(GTK_WIDGET(inst
->window
), x
, y
);
2629 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
2630 GTK_SIGNAL_FUNC(destroy
), inst
);
2631 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
2632 GTK_SIGNAL_FUNC(delete_window
), inst
);
2633 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
2634 GTK_SIGNAL_FUNC(key_event
), inst
);
2635 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
2636 GTK_SIGNAL_FUNC(key_event
), inst
);
2637 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
2638 GTK_SIGNAL_FUNC(focus_event
), inst
);
2639 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
2640 GTK_SIGNAL_FUNC(focus_event
), inst
);
2641 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
2642 GTK_SIGNAL_FUNC(configure_area
), inst
);
2643 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
2644 GTK_SIGNAL_FUNC(expose_area
), inst
);
2645 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
2646 GTK_SIGNAL_FUNC(button_event
), inst
);
2647 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
2648 GTK_SIGNAL_FUNC(button_event
), inst
);
2649 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
2650 GTK_SIGNAL_FUNC(motion_event
), inst
);
2651 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
2652 GTK_SIGNAL_FUNC(selection_received
), inst
);
2653 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
2654 GTK_SIGNAL_FUNC(selection_get
), inst
);
2655 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
2656 GTK_SIGNAL_FUNC(selection_clear
), inst
);
2657 if (inst
->cfg
.scrollbar
)
2658 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
2659 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
2660 gtk_timeout_add(20, timer_func
, inst
);
2661 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
2662 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
2663 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
2664 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
2666 gtk_widget_show(inst
->window
);
2668 set_window_background(inst
);
2671 * Set up the Ctrl+rightclick context menu.
2674 GtkWidget
*menuitem
;
2676 extern const int use_event_log
;
2678 inst
->menu
= gtk_menu_new();
2680 #define MKMENUITEM(title, func) do { \
2681 menuitem = title ? gtk_menu_item_new_with_label(title) : \
2682 gtk_menu_item_new(); \
2683 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
2684 gtk_widget_show(menuitem); \
2686 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
2687 GTK_SIGNAL_FUNC(func), inst); \
2689 MKMENUITEM("Change Settings", change_settings_menuitem
);
2690 MKMENUITEM(NULL
, NULL
);
2692 MKMENUITEM("Event Log", event_log_menuitem
);
2693 MKMENUITEM("Special Commands", NULL
);
2694 inst
->specialsmenu
= gtk_menu_new();
2695 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), inst
->specialsmenu
);
2696 inst
->specialsitem1
= menuitem
;
2697 MKMENUITEM(NULL
, NULL
);
2698 inst
->specialsitem2
= menuitem
;
2699 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem
);
2700 MKMENUITEM("Reset Terminal", reset_terminal_menuitem
);
2701 MKMENUITEM(NULL
, NULL
);
2702 s
= dupcat("About ", appname
, NULL
);
2703 MKMENUITEM(s
, about_menuitem
);
2708 inst
->textcursor
= make_mouse_ptr(inst
, GDK_XTERM
);
2709 inst
->rawcursor
= make_mouse_ptr(inst
, GDK_LEFT_PTR
);
2710 inst
->blankcursor
= make_mouse_ptr(inst
, -1);
2711 make_mouse_ptr(inst
, -2); /* clean up cursor font */
2712 inst
->currcursor
= inst
->textcursor
;
2713 show_mouseptr(inst
, 1);
2715 inst
->eventlogstuff
= eventlogstuff_new();
2717 inst
->term
= term_init(&inst
->cfg
, &inst
->ucsdata
, inst
);
2718 inst
->logctx
= log_init(inst
, &inst
->cfg
);
2719 term_provide_logctx(inst
->term
, inst
->logctx
);
2723 term_size(inst
->term
, inst
->cfg
.height
, inst
->cfg
.width
, inst
->cfg
.savelines
);
2725 inst
->back
= select_backend(&inst
->cfg
);
2727 char *realhost
, *error
;
2729 error
= inst
->back
->init((void *)inst
->term
, &inst
->backhandle
,
2730 &inst
->cfg
, inst
->cfg
.host
, inst
->cfg
.port
,
2731 &realhost
, inst
->cfg
.tcp_nodelay
);
2734 char *msg
= dupprintf("Unable to open connection to %s:\n%s",
2735 inst
->cfg
.host
, error
);
2736 inst
->exited
= TRUE
;
2737 fatal_message_box(inst
->window
, msg
);
2742 if (inst
->cfg
.wintitle
[0])
2743 set_title(inst
, inst
->cfg
.wintitle
);
2745 char *title
= make_default_wintitle(realhost
);
2746 set_title(inst
, title
);
2750 inst
->back
->provide_logctx(inst
->backhandle
, inst
->logctx
);
2751 update_specials_menu(inst
->term
);
2753 term_provide_resize_fn(inst
->term
, inst
->back
->size
, inst
->backhandle
);
2756 ldisc_create(&inst
->cfg
, inst
->term
, inst
->back
, inst
->backhandle
, inst
);
2757 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
2759 /* now we're reday to deal with the child exit handler being
2761 block_signal(SIGCHLD
, 0);
2763 inst
->exited
= FALSE
;