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 struct gui_data
*inst
= (struct gui_data
*)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 from_backend(void *frontend
, int is_stderr
, const char *data
, int len
)
157 struct gui_data
*inst
= (struct gui_data
*)frontend
;
158 return term_data(inst
->term
, is_stderr
, data
, len
);
161 void logevent(void *frontend
, char *string
)
163 struct gui_data
*inst
= (struct gui_data
*)frontend
;
165 log_eventlog(inst
->logctx
, string
);
167 logevent_dlg(inst
->eventlogstuff
, string
);
170 int font_dimension(void *frontend
, int which
)/* 0 for width, 1 for height */
172 struct gui_data
*inst
= (struct gui_data
*)frontend
;
175 return inst
->font_height
;
177 return inst
->font_width
;
181 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
182 * into a cooked one (SELECT, EXTEND, PASTE).
184 * In Unix, this is not configurable; the X button arrangement is
185 * rock-solid across all applications, everyone has a three-button
186 * mouse or a means of faking it, and there is no need to switch
187 * buttons around at all.
189 static Mouse_Button
translate_button(Mouse_Button button
)
191 /* struct gui_data *inst = (struct gui_data *)frontend; */
193 if (button
== MBT_LEFT
)
195 if (button
== MBT_MIDDLE
)
197 if (button
== MBT_RIGHT
)
199 return 0; /* shouldn't happen */
203 * Return the top-level GtkWindow associated with a particular
204 * front end instance.
206 void *get_window(void *frontend
)
208 struct gui_data
*inst
= (struct gui_data
*)frontend
;
213 * Minimise or restore the window in response to a server-side
216 void set_iconic(void *frontend
, int iconic
)
219 * GTK 1.2 doesn't know how to do this.
221 #if GTK_CHECK_VERSION(2,0,0)
222 struct gui_data
*inst
= (struct gui_data
*)frontend
;
224 gtk_window_iconify(GTK_WINDOW(inst
->window
));
226 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
231 * Move the window in response to a server-side request.
233 void move_window(void *frontend
, int x
, int y
)
235 struct gui_data
*inst
= (struct gui_data
*)frontend
;
237 * I assume that when the GTK version of this call is available
238 * we should use it. Not sure how it differs from the GDK one,
241 #if GTK_CHECK_VERSION(2,0,0)
242 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
244 gdk_window_move(inst
->window
->window
, x
, y
);
249 * Move the window to the top or bottom of the z-order in response
250 * to a server-side request.
252 void set_zorder(void *frontend
, int top
)
254 struct gui_data
*inst
= (struct gui_data
*)frontend
;
256 gdk_window_raise(inst
->window
->window
);
258 gdk_window_lower(inst
->window
->window
);
262 * Refresh the window in response to a server-side request.
264 void refresh_window(void *frontend
)
266 struct gui_data
*inst
= (struct gui_data
*)frontend
;
267 term_invalidate(inst
->term
);
271 * Maximise or restore the window in response to a server-side
274 void set_zoomed(void *frontend
, int zoomed
)
277 * GTK 1.2 doesn't know how to do this.
279 #if GTK_CHECK_VERSION(2,0,0)
280 struct gui_data
*inst
= (struct gui_data
*)frontend
;
282 gtk_window_maximize(GTK_WINDOW(inst
->window
));
284 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
289 * Report whether the window is iconic, for terminal reports.
291 int is_iconic(void *frontend
)
293 struct gui_data
*inst
= (struct gui_data
*)frontend
;
294 return !gdk_window_is_viewable(inst
->window
->window
);
298 * Report the window's position, for terminal reports.
300 void get_window_pos(void *frontend
, int *x
, int *y
)
302 struct gui_data
*inst
= (struct gui_data
*)frontend
;
304 * I assume that when the GTK version of this call is available
305 * we should use it. Not sure how it differs from the GDK one,
308 #if GTK_CHECK_VERSION(2,0,0)
309 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
311 gdk_window_get_position(inst
->window
->window
, x
, y
);
316 * Report the window's pixel size, for terminal reports.
318 void get_window_pixels(void *frontend
, int *x
, int *y
)
320 struct gui_data
*inst
= (struct gui_data
*)frontend
;
322 * I assume that when the GTK version of this call is available
323 * we should use it. Not sure how it differs from the GDK one,
326 #if GTK_CHECK_VERSION(2,0,0)
327 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
329 gdk_window_get_size(inst
->window
->window
, x
, y
);
334 * Return the window or icon title.
336 char *get_window_title(void *frontend
, int icon
)
338 struct gui_data
*inst
= (struct gui_data
*)frontend
;
339 return icon ? inst
->wintitle
: inst
->icontitle
;
342 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
344 struct gui_data
*inst
= (struct gui_data
*)data
;
345 if (!inst
->exited
&& inst
->cfg
.warn_on_close
) {
346 if (!reallyclose(inst
))
352 static void show_mouseptr(struct gui_data
*inst
, int show
)
354 if (!inst
->cfg
.hide_mouseptr
)
357 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
359 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
360 inst
->mouseptr_visible
= show
;
363 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
365 struct gui_data
*inst
= (struct gui_data
*)data
;
366 int w
, h
, need_size
= 0;
368 w
= (event
->width
- 2*inst
->cfg
.window_border
) / inst
->font_width
;
369 h
= (event
->height
- 2*inst
->cfg
.window_border
) / inst
->font_height
;
371 if (w
!= inst
->width
|| h
!= inst
->height
) {
373 gdk_pixmap_unref(inst
->pixmap
);
376 inst
->cfg
.width
= inst
->width
= w
;
377 inst
->cfg
.height
= inst
->height
= h
;
383 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
384 (inst
->cfg
.width
* inst
->font_width
+
385 2*inst
->cfg
.window_border
),
386 (inst
->cfg
.height
* inst
->font_height
+
387 2*inst
->cfg
.window_border
), -1);
389 gc
= gdk_gc_new(inst
->area
->window
);
390 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
391 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
392 inst
->cfg
.width
* inst
->font_width
+ 2*inst
->cfg
.window_border
,
393 inst
->cfg
.height
* inst
->font_height
+ 2*inst
->cfg
.window_border
);
398 term_size(inst
->term
, h
, w
, inst
->cfg
.savelines
);
404 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
406 struct gui_data
*inst
= (struct gui_data
*)data
;
409 * Pass the exposed rectangle to terminal.c, which will call us
410 * back to do the actual painting.
413 gdk_draw_pixmap(widget
->window
,
414 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
416 event
->area
.x
, event
->area
.y
,
417 event
->area
.x
, event
->area
.y
,
418 event
->area
.width
, event
->area
.height
);
423 #define KEY_PRESSED(k) \
424 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
426 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
428 struct gui_data
*inst
= (struct gui_data
*)data
;
432 /* By default, nothing is generated. */
436 * If Alt is being released after typing an Alt+numberpad
437 * sequence, we should generate the code that was typed.
439 * Note that we only do this if more than one key was actually
440 * pressed - I don't think Alt+NumPad4 should be ^D or that
441 * Alt+NumPad3 should be ^C, for example. There's no serious
442 * inconvenience in having to type a zero before a single-digit
445 if (event
->type
== GDK_KEY_RELEASE
&&
446 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
447 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
448 inst
->alt_keycode
>= 0 && inst
->alt_digits
> 1) {
450 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
452 output
[0] = inst
->alt_keycode
;
457 if (event
->type
== GDK_KEY_PRESS
) {
461 printf("keypress: keyval = %04x, state = %08x; string =",
462 event
->keyval
, event
->state
);
463 for (i
= 0; event
->string
[i
]; i
++)
464 printf(" %02x", (unsigned char) event
->string
[i
]);
470 * NYI: Compose key (!!! requires Unicode faff before even trying)
474 * If Alt has just been pressed, we start potentially
475 * accumulating an Alt+numberpad code. We do this by
476 * setting alt_keycode to -1 (nothing yet but plausible).
478 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
479 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
480 inst
->alt_keycode
= -1;
481 inst
->alt_digits
= 0;
482 goto done
; /* this generates nothing else */
486 * If we're seeing a numberpad key press with Mod1 down,
487 * consider adding it to alt_keycode if that's sensible.
488 * Anything _else_ with Mod1 down cancels any possibility
489 * of an ALT keycode: we set alt_keycode to -2.
491 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
493 switch (event
->keyval
) {
494 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
495 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
496 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
497 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
498 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
499 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
500 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
501 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
502 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
503 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
506 inst
->alt_keycode
= -2; /* it's invalid */
509 printf("Adding digit %d to keycode %d", digit
,
512 if (inst
->alt_keycode
== -1)
513 inst
->alt_keycode
= digit
; /* one-digit code */
515 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
518 printf(" gives new code %d\n", inst
->alt_keycode
);
520 /* Having used this digit, we now do nothing more with it. */
526 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
529 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
530 term_scroll(inst
->term
, 0, -inst
->cfg
.height
/2);
533 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_CONTROL_MASK
)) {
534 term_scroll(inst
->term
, 0, -1);
537 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
538 term_scroll(inst
->term
, 0, +inst
->cfg
.height
/2);
541 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_CONTROL_MASK
)) {
542 term_scroll(inst
->term
, 0, +1);
547 * Neither does Shift-Ins.
549 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
554 /* ALT+things gives leading Escape. */
556 strncpy(output
+1, event
->string
, 31);
558 end
= strlen(output
);
559 if (event
->state
& GDK_MOD1_MASK
) {
561 if (end
== 1) end
= 0;
565 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
566 if (!event
->string
[0] && event
->keyval
== '`' &&
567 (event
->state
& GDK_CONTROL_MASK
)) {
572 /* Control-Break is the same as Control-C */
573 if (event
->keyval
== GDK_Break
&&
574 (event
->state
& GDK_CONTROL_MASK
)) {
579 /* Control-2, Control-Space and Control-@ are NUL */
580 if (!event
->string
[0] &&
581 (event
->keyval
== ' ' || event
->keyval
== '2' ||
582 event
->keyval
== '@') &&
583 (event
->state
& (GDK_SHIFT_MASK
|
584 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
589 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
590 if (!event
->string
[0] && event
->keyval
== ' ' &&
591 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
592 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
597 /* We don't let GTK tell us what Backspace is! We know better. */
598 if (event
->keyval
== GDK_BackSpace
&&
599 !(event
->state
& GDK_SHIFT_MASK
)) {
600 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x7F' : '\x08';
603 /* For Shift Backspace, do opposite of what is configured. */
604 if (event
->keyval
== GDK_BackSpace
&&
605 (event
->state
& GDK_SHIFT_MASK
)) {
606 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x08' : '\x7F';
610 /* Shift-Tab is ESC [ Z */
611 if (event
->keyval
== GDK_ISO_Left_Tab
||
612 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
613 end
= 1 + sprintf(output
+1, "\033[Z");
617 * NetHack keypad mode.
619 if (inst
->cfg
.nethack_keypad
) {
621 switch (event
->keyval
) {
622 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
623 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
624 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
625 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
626 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
627 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
628 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
629 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
630 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
634 if (event
->state
& GDK_SHIFT_MASK
)
643 * Application keypad mode.
645 if (inst
->term
->app_keypad_keys
&& !inst
->cfg
.no_applic_k
) {
647 switch (event
->keyval
) {
648 case GDK_Num_Lock
: xkey
= 'P'; break;
649 case GDK_KP_Divide
: xkey
= 'Q'; break;
650 case GDK_KP_Multiply
: xkey
= 'R'; break;
651 case GDK_KP_Subtract
: xkey
= 'S'; break;
653 * Keypad + is tricky. It covers a space that would
654 * be taken up on the VT100 by _two_ keys; so we
655 * let Shift select between the two. Worse still,
656 * in xterm function key mode we change which two...
659 if (inst
->cfg
.funky_type
== 2) {
660 if (event
->state
& GDK_SHIFT_MASK
)
664 } else if (event
->state
& GDK_SHIFT_MASK
)
669 case GDK_KP_Enter
: xkey
= 'M'; break;
670 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
671 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
672 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
673 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
674 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
675 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
676 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
677 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
678 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
679 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
680 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
683 if (inst
->term
->vt52_mode
) {
684 if (xkey
>= 'P' && xkey
<= 'S')
685 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
687 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
689 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
695 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
696 * for integer decimal nn.)
698 * We also deal with the weird ones here. Linux VCs replace F1
699 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
700 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
705 switch (event
->keyval
) {
707 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
710 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
713 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
716 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
719 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
722 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
725 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
728 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
731 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
734 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
767 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
768 case GDK_Home
: case GDK_KP_Home
:
771 case GDK_Insert
: case GDK_KP_Insert
:
774 case GDK_Delete
: case GDK_KP_Delete
:
777 case GDK_End
: case GDK_KP_End
:
780 case GDK_Page_Up
: case GDK_KP_Page_Up
:
783 case GDK_Page_Down
: case GDK_KP_Page_Down
:
787 /* Reorder edit keys to physical order */
788 if (inst
->cfg
.funky_type
== 3 && code
<= 6)
789 code
= "\0\2\1\4\5\3\6"[code
];
791 if (inst
->term
->vt52_mode
&& code
> 0 && code
<= 6) {
792 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
796 if (inst
->cfg
.funky_type
== 5 && /* SCO function keys */
797 code
>= 11 && code
<= 34) {
798 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
800 switch (event
->keyval
) {
801 case GDK_F1
: index
= 0; break;
802 case GDK_F2
: index
= 1; break;
803 case GDK_F3
: index
= 2; break;
804 case GDK_F4
: index
= 3; break;
805 case GDK_F5
: index
= 4; break;
806 case GDK_F6
: index
= 5; break;
807 case GDK_F7
: index
= 6; break;
808 case GDK_F8
: index
= 7; break;
809 case GDK_F9
: index
= 8; break;
810 case GDK_F10
: index
= 9; break;
811 case GDK_F11
: index
= 10; break;
812 case GDK_F12
: index
= 11; break;
814 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
815 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
816 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
819 if (inst
->cfg
.funky_type
== 5 && /* SCO small keypad */
820 code
>= 1 && code
<= 6) {
821 char codes
[] = "HL.FIG";
826 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
830 if ((inst
->term
->vt52_mode
|| inst
->cfg
.funky_type
== 4) &&
831 code
>= 11 && code
<= 24) {
837 if (inst
->term
->vt52_mode
)
838 end
= 1 + sprintf(output
+1,
839 "\x1B%c", code
+ 'P' - 11 - offt
);
841 end
= 1 + sprintf(output
+1,
842 "\x1BO%c", code
+ 'P' - 11 - offt
);
845 if (inst
->cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
846 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
849 if (inst
->cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
850 if (inst
->term
->vt52_mode
)
851 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
853 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
856 if (inst
->cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
857 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
861 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
867 * Cursor keys. (This includes the numberpad cursor keys,
868 * if we haven't already done them due to app keypad mode.)
870 * Here we also process un-numlocked un-appkeypadded KP5,
871 * which sends ESC [ G.
875 switch (event
->keyval
) {
876 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
877 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
878 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
879 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
880 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
884 * The arrow keys normally do ESC [ A and so on. In
885 * app cursor keys mode they do ESC O A instead.
886 * Ctrl toggles the two modes.
888 if (inst
->term
->vt52_mode
) {
889 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
890 } else if (!inst
->term
->app_cursor_keys
^
891 !(event
->state
& GDK_CONTROL_MASK
)) {
892 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
894 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
907 printf("generating sequence:");
908 for (i
= start
; i
< end
; i
++)
909 printf(" %02x", (unsigned char) output
[i
]);
913 if (!inst
->direct_to_font
) {
915 * The stuff we've just generated is assumed to be
916 * ISO-8859-1! This sounds insane, but `man
917 * XLookupString' agrees: strings of this type returned
918 * from the X server are hardcoded to 8859-1. Strictly
919 * speaking we should be doing this using some sort of
920 * GtkIMContext, which (if we're lucky) would give us
921 * our data directly in Unicode; but that's not
922 * supported in GTK 1.2 as far as I can tell, and it's
923 * poorly documented even in 2.0, so it'll have to
926 lpage_send(inst
->ldisc
, CS_ISO8859_1
, output
+start
, end
-start
, 1);
929 * In direct-to-font mode, we just send the string
930 * exactly as we received it.
932 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
935 show_mouseptr(inst
, 0);
936 term_seen_key_event(inst
->term
);
937 term_out(inst
->term
);
943 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
945 struct gui_data
*inst
= (struct gui_data
*)data
;
946 int shift
, ctrl
, alt
, x
, y
, button
, act
;
948 show_mouseptr(inst
, 1);
950 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
951 term_scroll(inst
->term
, 0, -5);
954 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
955 term_scroll(inst
->term
, 0, +5);
959 shift
= event
->state
& GDK_SHIFT_MASK
;
960 ctrl
= event
->state
& GDK_CONTROL_MASK
;
961 alt
= event
->state
& GDK_MOD1_MASK
;
963 if (event
->button
== 3 && ctrl
) {
964 gtk_menu_popup(GTK_MENU(inst
->menu
), NULL
, NULL
, NULL
, NULL
,
965 event
->button
, event
->time
);
969 if (event
->button
== 1)
971 else if (event
->button
== 2)
973 else if (event
->button
== 3)
976 return FALSE
; /* don't even know what button! */
978 switch (event
->type
) {
979 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
980 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
981 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
982 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
983 default: return FALSE
; /* don't know this event type */
986 if (send_raw_mouse
&& !(inst
->cfg
.mouse_override
&& shift
) &&
987 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
988 return TRUE
; /* we ignore these in raw mouse mode */
990 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
991 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
993 term_mouse(inst
->term
, button
, translate_button(button
), act
,
994 x
, y
, shift
, ctrl
, alt
);
999 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
1001 struct gui_data
*inst
= (struct gui_data
*)data
;
1002 int shift
, ctrl
, alt
, x
, y
, button
;
1004 show_mouseptr(inst
, 1);
1006 shift
= event
->state
& GDK_SHIFT_MASK
;
1007 ctrl
= event
->state
& GDK_CONTROL_MASK
;
1008 alt
= event
->state
& GDK_MOD1_MASK
;
1009 if (event
->state
& GDK_BUTTON1_MASK
)
1011 else if (event
->state
& GDK_BUTTON2_MASK
)
1012 button
= MBT_MIDDLE
;
1013 else if (event
->state
& GDK_BUTTON3_MASK
)
1016 return FALSE
; /* don't even know what button! */
1018 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1019 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1021 term_mouse(inst
->term
, button
, translate_button(button
), MA_DRAG
,
1022 x
, y
, shift
, ctrl
, alt
);
1027 void frontend_keypress(void *handle
)
1029 struct gui_data
*inst
= (struct gui_data
*)handle
;
1032 * If our child process has exited but not closed, terminate on
1039 gint
timer_func(gpointer data
)
1041 struct gui_data
*inst
= (struct gui_data
*)data
;
1044 if (!inst
->exited
&&
1045 (exitcode
= inst
->back
->exitcode(inst
->backhandle
)) >= 0) {
1046 inst
->exited
= TRUE
;
1047 if (inst
->cfg
.close_on_exit
== FORCE_ON
||
1048 (inst
->cfg
.close_on_exit
== AUTO
&& exitcode
== 0))
1049 exit(0); /* just go. */
1052 term_update(inst
->term
);
1053 term_blink(inst
->term
, 0);
1057 void fd_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
1060 * We must process exceptional notifications before ordinary
1061 * readability ones, or we may go straight past the urgent
1064 if (condition
& GDK_INPUT_EXCEPTION
)
1065 select_result(sourcefd
, 4);
1066 if (condition
& GDK_INPUT_READ
)
1067 select_result(sourcefd
, 1);
1068 if (condition
& GDK_INPUT_WRITE
)
1069 select_result(sourcefd
, 2);
1072 void destroy(GtkWidget
*widget
, gpointer data
)
1077 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
1079 struct gui_data
*inst
= (struct gui_data
*)data
;
1080 inst
->term
->has_focus
= event
->in
;
1081 term_out(inst
->term
);
1082 term_update(inst
->term
);
1083 show_mouseptr(inst
, 1);
1088 * set or clear the "raw mouse message" mode
1090 void set_raw_mouse_mode(void *frontend
, int activate
)
1092 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1093 activate
= activate
&& !inst
->cfg
.no_mouse_rep
;
1094 send_raw_mouse
= activate
;
1096 inst
->currcursor
= inst
->rawcursor
;
1098 inst
->currcursor
= inst
->textcursor
;
1099 show_mouseptr(inst
, inst
->mouseptr_visible
);
1102 void request_resize(void *frontend
, int w
, int h
)
1104 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1105 int large_x
, large_y
;
1106 int offset_x
, offset_y
;
1108 GtkRequisition inner
, outer
;
1111 * This is a heinous hack dreamed up by the gnome-terminal
1112 * people to get around a limitation in gtk. The problem is
1113 * that in order to set the size correctly we really need to be
1114 * calling gtk_window_resize - but that needs to know the size
1115 * of the _whole window_, not the drawing area. So what we do
1116 * is to set an artificially huge size request on the drawing
1117 * area, recompute the resulting size request on the window,
1118 * and look at the difference between the two. That gives us
1119 * the x and y offsets we need to translate drawing area size
1120 * into window size for real, and then we call
1121 * gtk_window_resize.
1125 * We start by retrieving the current size of the whole window.
1126 * Adding a bit to _that_ will give us a value we can use as a
1127 * bogus size request which guarantees to be bigger than the
1128 * current size of the drawing area.
1130 get_window_pixels(inst
, &large_x
, &large_y
);
1134 #if GTK_CHECK_VERSION(2,0,0)
1135 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1137 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1139 gtk_widget_size_request(inst
->area
, &inner
);
1140 gtk_widget_size_request(inst
->window
, &outer
);
1142 offset_x
= outer
.width
- inner
.width
;
1143 offset_y
= outer
.height
- inner
.height
;
1145 area_x
= inst
->font_width
* w
+ 2*inst
->cfg
.window_border
;
1146 area_y
= inst
->font_height
* h
+ 2*inst
->cfg
.window_border
;
1149 * Now we must set the size request on the drawing area back to
1150 * something sensible before we commit the real resize. Best
1151 * way to do this, I think, is to set it to what the size is
1152 * really going to end up being.
1154 #if GTK_CHECK_VERSION(2,0,0)
1155 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1157 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1158 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
), area_x
, area_y
);
1161 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst
->window
));
1163 #if GTK_CHECK_VERSION(2,0,0)
1164 gtk_window_resize(GTK_WINDOW(inst
->window
),
1165 area_x
+ offset_x
, area_y
+ offset_y
);
1167 gdk_window_resize(inst
->window
->window
,
1168 area_x
+ offset_x
, area_y
+ offset_y
);
1172 static void real_palette_set(struct gui_data
*inst
, int n
, int r
, int g
, int b
)
1174 gboolean success
[1];
1176 inst
->cols
[n
].red
= r
* 0x0101;
1177 inst
->cols
[n
].green
= g
* 0x0101;
1178 inst
->cols
[n
].blue
= b
* 0x0101;
1180 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
+ n
, 1);
1181 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1182 FALSE
, FALSE
, success
);
1184 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname
,
1188 void set_window_background(struct gui_data
*inst
)
1190 if (inst
->area
&& inst
->area
->window
)
1191 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1192 if (inst
->window
&& inst
->window
->window
)
1193 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1196 void palette_set(void *frontend
, int n
, int r
, int g
, int b
)
1198 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1199 static const int first
[21] = {
1200 0, 2, 4, 6, 8, 10, 12, 14,
1201 1, 3, 5, 7, 9, 11, 13, 15,
1204 real_palette_set(inst
, first
[n
], r
, g
, b
);
1206 real_palette_set(inst
, first
[n
] + 1, r
, g
, b
);
1208 set_window_background(inst
);
1211 void palette_reset(void *frontend
)
1213 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1214 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1215 static const int ww
[] = {
1216 6, 7, 8, 9, 10, 11, 12, 13,
1217 14, 15, 16, 17, 18, 19, 20, 21,
1220 gboolean success
[NCOLOURS
];
1223 assert(lenof(ww
) == NCOLOURS
);
1225 if (!inst
->colmap
) {
1226 inst
->colmap
= gdk_colormap_get_system();
1228 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1231 for (i
= 0; i
< NCOLOURS
; i
++) {
1232 inst
->cols
[i
].red
= inst
->cfg
.colours
[ww
[i
]][0] * 0x0101;
1233 inst
->cols
[i
].green
= inst
->cfg
.colours
[ww
[i
]][1] * 0x0101;
1234 inst
->cols
[i
].blue
= inst
->cfg
.colours
[ww
[i
]][2] * 0x0101;
1237 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1238 FALSE
, FALSE
, success
);
1239 for (i
= 0; i
< NCOLOURS
; i
++) {
1241 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1242 appname
, i
, inst
->cfg
.colours
[i
][0],
1243 inst
->cfg
.colours
[i
][1], inst
->cfg
.colours
[i
][2]);
1246 set_window_background(inst
);
1249 void write_clip(void *frontend
, wchar_t * data
, int len
, int must_deselect
)
1251 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1252 if (inst
->pasteout_data
)
1253 sfree(inst
->pasteout_data
);
1254 if (inst
->pasteout_data_utf8
)
1255 sfree(inst
->pasteout_data_utf8
);
1258 * Set up UTF-8 paste data. This only happens if we aren't in
1259 * direct-to-font mode using the D800 hack.
1261 if (!inst
->direct_to_font
) {
1262 wchar_t *tmp
= data
;
1265 inst
->pasteout_data_utf8
= snewn(len
*6, char);
1266 inst
->pasteout_data_utf8_len
= len
*6;
1267 inst
->pasteout_data_utf8_len
=
1268 charset_from_unicode(&tmp
, &tmplen
, inst
->pasteout_data_utf8
,
1269 inst
->pasteout_data_utf8_len
,
1270 CS_UTF8
, NULL
, NULL
, 0);
1271 if (inst
->pasteout_data_utf8_len
== 0) {
1272 sfree(inst
->pasteout_data_utf8
);
1273 inst
->pasteout_data_utf8
= NULL
;
1275 inst
->pasteout_data_utf8
=
1276 sresize(inst
->pasteout_data_utf8
,
1277 inst
->pasteout_data_utf8_len
, char);
1280 inst
->pasteout_data_utf8
= NULL
;
1281 inst
->pasteout_data_utf8_len
= 0;
1284 inst
->pasteout_data
= snewn(len
*6, char);
1285 inst
->pasteout_data_len
= len
*6;
1286 inst
->pasteout_data_len
= wc_to_mb(inst
->ucsdata
.line_codepage
, 0,
1287 data
, len
, inst
->pasteout_data
,
1288 inst
->pasteout_data_len
,
1290 if (inst
->pasteout_data_len
== 0) {
1291 sfree(inst
->pasteout_data
);
1292 inst
->pasteout_data
= NULL
;
1294 inst
->pasteout_data
=
1295 sresize(inst
->pasteout_data
, inst
->pasteout_data_len
, char);
1298 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1299 GDK_CURRENT_TIME
)) {
1300 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1301 GDK_SELECTION_TYPE_STRING
, 1);
1302 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1303 compound_text_atom
, 1);
1304 if (inst
->pasteout_data_utf8
)
1305 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1306 utf8_string_atom
, 1);
1310 term_deselect(inst
->term
);
1313 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1314 guint info
, guint time_stamp
, gpointer data
)
1316 struct gui_data
*inst
= (struct gui_data
*)data
;
1317 if (seldata
->target
== utf8_string_atom
)
1318 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1319 inst
->pasteout_data_utf8
,
1320 inst
->pasteout_data_utf8_len
);
1322 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1323 inst
->pasteout_data
, inst
->pasteout_data_len
);
1326 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1329 struct gui_data
*inst
= (struct gui_data
*)data
;
1330 term_deselect(inst
->term
);
1331 if (inst
->pasteout_data
)
1332 sfree(inst
->pasteout_data
);
1333 if (inst
->pasteout_data_utf8
)
1334 sfree(inst
->pasteout_data_utf8
);
1335 inst
->pasteout_data
= NULL
;
1336 inst
->pasteout_data_len
= 0;
1337 inst
->pasteout_data_utf8
= NULL
;
1338 inst
->pasteout_data_utf8_len
= 0;
1342 void request_paste(void *frontend
)
1344 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1346 * In Unix, pasting is asynchronous: all we can do at the
1347 * moment is to call gtk_selection_convert(), and when the data
1348 * comes back _then_ we can call term_do_paste().
1351 if (!inst
->direct_to_font
) {
1353 * First we attempt to retrieve the selection as a UTF-8
1354 * string (which we will convert to the correct code page
1355 * before sending to the session, of course). If that
1356 * fails, selection_received() will be informed and will
1357 * fall back to an ordinary string.
1359 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1360 utf8_string_atom
, GDK_CURRENT_TIME
);
1363 * If we're in direct-to-font mode, we disable UTF-8
1364 * pasting, and go straight to ordinary string data.
1366 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1367 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1371 gint
idle_paste_func(gpointer data
); /* forward ref */
1373 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1374 guint time
, gpointer data
)
1376 struct gui_data
*inst
= (struct gui_data
*)data
;
1378 if (seldata
->target
== utf8_string_atom
&& seldata
->length
<= 0) {
1380 * Failed to get a UTF-8 selection string. Try an ordinary
1383 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1384 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1389 * Any other failure should just go foom.
1391 if (seldata
->length
<= 0 ||
1392 (seldata
->type
!= GDK_SELECTION_TYPE_STRING
&&
1393 seldata
->type
!= utf8_string_atom
))
1394 return; /* Nothing happens. */
1396 if (inst
->pastein_data
)
1397 sfree(inst
->pastein_data
);
1399 inst
->pastein_data
= snewn(seldata
->length
, wchar_t);
1400 inst
->pastein_data_len
= seldata
->length
;
1401 inst
->pastein_data_len
=
1402 mb_to_wc((seldata
->type
== utf8_string_atom ?
1403 CS_UTF8
: inst
->ucsdata
.line_codepage
),
1404 0, seldata
->data
, seldata
->length
,
1405 inst
->pastein_data
, inst
->pastein_data_len
);
1407 term_do_paste(inst
->term
);
1409 if (term_paste_pending(inst
->term
))
1410 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1413 gint
idle_paste_func(gpointer data
)
1415 struct gui_data
*inst
= (struct gui_data
*)data
;
1417 if (term_paste_pending(inst
->term
))
1418 term_paste(inst
->term
);
1420 gtk_idle_remove(inst
->term_paste_idle_id
);
1426 void get_clip(void *frontend
, wchar_t ** p
, int *len
)
1428 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1431 *p
= inst
->pastein_data
;
1432 *len
= inst
->pastein_data_len
;
1436 void set_title(void *frontend
, char *title
)
1438 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1439 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1440 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1441 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1444 void set_icon(void *frontend
, char *title
)
1446 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1447 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1448 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1449 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1452 void set_sbar(void *frontend
, int total
, int start
, int page
)
1454 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1455 if (!inst
->cfg
.scrollbar
)
1457 inst
->sbar_adjust
->lower
= 0;
1458 inst
->sbar_adjust
->upper
= total
;
1459 inst
->sbar_adjust
->value
= start
;
1460 inst
->sbar_adjust
->page_size
= page
;
1461 inst
->sbar_adjust
->step_increment
= 1;
1462 inst
->sbar_adjust
->page_increment
= page
/2;
1463 inst
->ignore_sbar
= TRUE
;
1464 gtk_adjustment_changed(inst
->sbar_adjust
);
1465 inst
->ignore_sbar
= FALSE
;
1468 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1470 struct gui_data
*inst
= (struct gui_data
*)data
;
1472 if (!inst
->cfg
.scrollbar
)
1474 if (!inst
->ignore_sbar
)
1475 term_scroll(inst
->term
, 1, (int)adj
->value
);
1478 void sys_cursor(void *frontend
, int x
, int y
)
1481 * This is meaningless under X.
1486 * This is still called when mode==BELL_VISUAL, even though the
1487 * visual bell is handled entirely within terminal.c, because we
1488 * may want to perform additional actions on any kind of bell (for
1489 * example, taskbar flashing in Windows).
1491 void beep(void *frontend
, int mode
)
1493 if (mode
!= BELL_VISUAL
)
1497 int char_width(Context ctx
, int uc
)
1500 * Under X, any fixed-width font really _is_ fixed-width.
1501 * Double-width characters will be dealt with using a separate
1502 * font. For the moment we can simply return 1.
1507 Context
get_ctx(void *frontend
)
1509 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1510 struct draw_ctx
*dctx
;
1512 if (!inst
->area
->window
)
1515 dctx
= snew(struct draw_ctx
);
1517 dctx
->gc
= gdk_gc_new(inst
->area
->window
);
1521 void free_ctx(Context ctx
)
1523 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1524 /* struct gui_data *inst = dctx->inst; */
1525 GdkGC
*gc
= dctx
->gc
;
1531 * Draw a line of text in the window, at given character
1532 * coordinates, in given attributes.
1534 * We are allowed to fiddle with the contents of `text'.
1536 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1537 unsigned long attr
, int lattr
)
1539 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1540 struct gui_data
*inst
= dctx
->inst
;
1541 GdkGC
*gc
= dctx
->gc
;
1543 int nfg
, nbg
, t
, fontid
, shadow
, rlen
, widefactor
;
1545 nfg
= ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1546 nfg
= 2 * (nfg
& 0xF) + (nfg
& 0x10 ?
1 : 0);
1547 nbg
= ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1548 nbg
= 2 * (nbg
& 0xF) + (nbg
& 0x10 ?
1 : 0);
1549 if (attr
& ATTR_REVERSE
) {
1554 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1556 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1558 if (attr
& TATTR_ACTCURS
) {
1563 fontid
= shadow
= 0;
1565 if (attr
& ATTR_WIDE
) {
1572 if ((attr
& ATTR_BOLD
) && !inst
->cfg
.bold_colour
) {
1573 if (inst
->fonts
[fontid
| 1])
1579 if (lattr
!= LATTR_NORM
) {
1581 if (x
>= inst
->term
->cols
)
1583 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1584 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1592 r
.x
= x
*inst
->font_width
+inst
->cfg
.window_border
;
1593 r
.y
= y
*inst
->font_height
+inst
->cfg
.window_border
;
1594 r
.width
= rlen
*widefactor
*inst
->font_width
;
1595 r
.height
= inst
->font_height
;
1596 gdk_gc_set_clip_rectangle(gc
, &r
);
1599 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1600 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1601 x
*inst
->font_width
+inst
->cfg
.window_border
,
1602 y
*inst
->font_height
+inst
->cfg
.window_border
,
1603 rlen
*widefactor
*inst
->font_width
, inst
->font_height
);
1605 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1612 wcs
= snewn(len
+1, wchar_t);
1613 for (i
= 0; i
< len
; i
++) {
1614 wcs
[i
] = (wchar_t) ((attr
& CSET_MASK
) + (text
[i
] & CHAR_MASK
));
1617 if (inst
->fonts
[fontid
] == NULL
) {
1619 * The font for this contingency does not exist.
1620 * Typically this means we've been given ATTR_WIDE
1621 * character and have no wide font. So we display
1622 * nothing at all; such is life.
1624 } else if (inst
->fontinfo
[fontid
].is_wide
) {
1626 * At least one version of gdk_draw_text_wc() has a
1627 * weird bug whereby it reads `len' elements of the
1628 * input string, but only draws `len/2'. Hence I'm
1629 * going to make its input array twice as long as it
1630 * theoretically needs to be, and pass in twice the
1631 * actual number of characters. If a fixed gdk actually
1632 * takes the doubled length seriously, then (a) the
1633 * array will stand scrutiny up to the full length, (b)
1634 * the spare elements of the array are full of zeroes
1635 * which will probably be an empty glyph in the font,
1636 * and (c) the clip rectangle should prevent it causing
1639 gwcs
= snewn(len
*2+1, GdkWChar
);
1640 memset(gwcs
, 0, sizeof(GdkWChar
) * (len
*2+1));
1642 * FIXME: when we have a wide-char equivalent of
1643 * from_unicode, use it instead of this.
1645 for (i
= 0; i
<= len
; i
++)
1647 gdk_draw_text_wc(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1648 x
*inst
->font_width
+inst
->cfg
.window_border
,
1649 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1653 gcs
= snewn(len
+1, gchar
);
1654 wc_to_mb(inst
->fontinfo
[fontid
].charset
, 0,
1655 wcs
, len
, gcs
, len
, ".", NULL
, NULL
);
1656 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1657 x
*inst
->font_width
+inst
->cfg
.window_border
,
1658 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1666 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1667 x
*inst
->font_width
+inst
->cfg
.window_border
+ inst
->cfg
.shadowboldoffset
,
1668 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1672 if (attr
& ATTR_UNDER
) {
1673 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1674 if (uheight
>= inst
->font_height
)
1675 uheight
= inst
->font_height
- 1;
1676 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+inst
->cfg
.window_border
,
1677 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
,
1678 (x
+len
)*widefactor
*inst
->font_width
-1+inst
->cfg
.window_border
,
1679 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
);
1682 if (lattr
!= LATTR_NORM
) {
1684 * I can't find any plausible StretchBlt equivalent in the
1685 * X server, so I'm going to do this the slow and painful
1686 * way. This will involve repeated calls to
1687 * gdk_draw_pixmap() to stretch the text horizontally. It's
1688 * O(N^2) in time and O(N) in network bandwidth, but you
1689 * try thinking of a better way. :-(
1692 for (i
= 0; i
< len
* widefactor
* inst
->font_width
; i
++) {
1693 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1694 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
,
1695 y
*inst
->font_height
+inst
->cfg
.window_border
,
1696 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
+1,
1697 y
*inst
->font_height
+inst
->cfg
.window_border
,
1698 len
* inst
->font_width
- i
, inst
->font_height
);
1701 if (lattr
!= LATTR_WIDE
) {
1703 /* Now stretch vertically, in the same way. */
1704 if (lattr
== LATTR_BOT
)
1708 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1709 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1710 x
*inst
->font_width
+inst
->cfg
.window_border
,
1711 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*i
+db
,
1712 x
*widefactor
*inst
->font_width
+inst
->cfg
.window_border
,
1713 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*(i
+1),
1714 len
* inst
->font_width
, inst
->font_height
-i
-1);
1720 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1721 unsigned long attr
, int lattr
)
1723 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1724 struct gui_data
*inst
= dctx
->inst
;
1725 GdkGC
*gc
= dctx
->gc
;
1728 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1730 if (attr
& ATTR_WIDE
) {
1736 if (lattr
!= LATTR_NORM
) {
1738 if (x
>= inst
->term
->cols
)
1740 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1741 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1745 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1746 x
*inst
->font_width
+inst
->cfg
.window_border
,
1747 y
*inst
->font_height
+inst
->cfg
.window_border
,
1748 x
*inst
->font_width
+inst
->cfg
.window_border
,
1749 y
*inst
->font_height
+inst
->cfg
.window_border
,
1750 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1753 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1754 unsigned long attr
, int lattr
)
1756 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1757 struct gui_data
*inst
= dctx
->inst
;
1758 GdkGC
*gc
= dctx
->gc
;
1760 int passive
, widefactor
;
1762 if (attr
& TATTR_PASCURS
) {
1763 attr
&= ~TATTR_PASCURS
;
1767 if ((attr
& TATTR_ACTCURS
) && inst
->cfg
.cursor_type
!= 0) {
1768 attr
&= ~TATTR_ACTCURS
;
1770 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1772 if (attr
& ATTR_WIDE
) {
1778 if (lattr
!= LATTR_NORM
) {
1780 if (x
>= inst
->term
->cols
)
1782 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1783 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1787 if (inst
->cfg
.cursor_type
== 0) {
1789 * An active block cursor will already have been done by
1790 * the above do_text call, so we only need to do anything
1794 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1795 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1796 x
*inst
->font_width
+inst
->cfg
.window_border
,
1797 y
*inst
->font_height
+inst
->cfg
.window_border
,
1798 len
*inst
->font_width
-1, inst
->font_height
-1);
1802 int startx
, starty
, dx
, dy
, length
, i
;
1806 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1807 char_width
= 2*inst
->font_width
;
1809 char_width
= inst
->font_width
;
1811 if (inst
->cfg
.cursor_type
== 1) {
1812 uheight
= inst
->fonts
[0]->ascent
+ 1;
1813 if (uheight
>= inst
->font_height
)
1814 uheight
= inst
->font_height
- 1;
1816 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
;
1817 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
+ uheight
;
1820 length
= len
* char_width
;
1823 if (attr
& TATTR_RIGHTCURS
)
1824 xadjust
= char_width
- 1;
1825 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
+ xadjust
;
1826 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
;
1829 length
= inst
->font_height
;
1832 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1834 for (i
= 0; i
< length
; i
++) {
1836 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1842 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1843 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1847 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1848 x
*inst
->font_width
+inst
->cfg
.window_border
,
1849 y
*inst
->font_height
+inst
->cfg
.window_border
,
1850 x
*inst
->font_width
+inst
->cfg
.window_border
,
1851 y
*inst
->font_height
+inst
->cfg
.window_border
,
1852 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1855 GdkCursor
*make_mouse_ptr(struct gui_data
*inst
, int cursor_val
)
1858 * Truly hideous hack: GTK doesn't allow us to set the mouse
1859 * cursor foreground and background colours unless we've _also_
1860 * created our own cursor from bitmaps. Therefore, I need to
1861 * load the `cursor' font and draw glyphs from it on to
1862 * pixmaps, in order to construct my cursors with the fg and bg
1863 * I want. This is a gross hack, but it's more self-contained
1864 * than linking in Xlib to find the X window handle to
1865 * inst->area and calling XRecolorCursor, and it's more
1866 * futureproof than hard-coding the shapes as bitmap arrays.
1868 static GdkFont
*cursor_font
= NULL
;
1869 GdkPixmap
*source
, *mask
;
1871 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1872 GdkColor cbg
= { 0, 0, 0, 0 };
1873 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1874 GdkColor dbg
= { 0, 0, 0, 0 };
1877 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1879 if (cursor_val
== -2) {
1880 gdk_font_unref(cursor_font
);
1884 if (cursor_val
>= 0 && !cursor_font
)
1885 cursor_font
= gdk_font_load("cursor");
1888 * Get the text extent of the cursor in question. We use the
1889 * mask character for this, because it's typically slightly
1890 * bigger than the main character.
1892 if (cursor_val
>= 0) {
1894 text
[0] = (char)cursor_val
+ 1;
1895 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1896 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1902 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1903 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1906 * Draw the mask character on the mask pixmap.
1908 gc
= gdk_gc_new(mask
);
1909 gdk_gc_set_foreground(gc
, &dbg
);
1910 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1911 if (cursor_val
>= 0) {
1913 text
[0] = (char)cursor_val
+ 1;
1914 gdk_gc_set_foreground(gc
, &dfg
);
1915 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1920 * Draw the main character on the source pixmap.
1922 gc
= gdk_gc_new(source
);
1923 gdk_gc_set_foreground(gc
, &dbg
);
1924 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1925 if (cursor_val
>= 0) {
1927 text
[0] = (char)cursor_val
;
1928 gdk_gc_set_foreground(gc
, &dfg
);
1929 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1934 * Create the cursor.
1936 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1941 gdk_pixmap_unref(source
);
1942 gdk_pixmap_unref(mask
);
1947 void modalfatalbox(char *p
, ...)
1950 fprintf(stderr
, "FATAL ERROR: ");
1952 vfprintf(stderr
, p
, ap
);
1954 fputc('\n', stderr
);
1958 void cmdline_error(char *p
, ...)
1961 fprintf(stderr
, "%s: ", appname
);
1963 vfprintf(stderr
, p
, ap
);
1965 fputc('\n', stderr
);
1969 char *get_x_display(void *frontend
)
1971 return gdk_get_display();
1974 long get_windowid(void *frontend
)
1976 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1977 return (long)GDK_WINDOW_XWINDOW(inst
->area
->window
);
1980 static void help(FILE *fp
) {
1982 "pterm option summary:\n"
1984 " --display DISPLAY Specify X display to use (note '--')\n"
1985 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
1986 " -fn FONT Normal text font\n"
1987 " -fb FONT Bold text font\n"
1988 " -geometry GEOMETRY Position and size of window (size in characters)\n"
1989 " -sl LINES Number of lines of scrollback\n"
1990 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
1991 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
1992 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
1993 " -T TITLE Window title\n"
1994 " -ut, +ut Do(default) or do not update utmp\n"
1995 " -ls, +ls Do(default) or do not make shell a login shell\n"
1996 " -sb, +sb Do(default) or do not display a scrollbar\n"
1997 " -log PATH Log all output to a file\n"
1998 " -nethack Map numeric keypad to hjklyubn direction keys\n"
1999 " -xrm RESOURCE-STRING Set an X resource\n"
2000 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2001 ) < 0 || fflush(fp
) < 0) {
2002 perror("output error");
2007 int do_cmdline(int argc
, char **argv
, int do_everything
,
2008 struct gui_data
*inst
, Config
*cfg
)
2011 extern char **pty_argv
; /* declared in pty.c */
2012 extern int use_pty_argv
;
2015 * Macros to make argument handling easier. Note that because
2016 * they need to call `continue', they cannot be contained in
2017 * the usual do {...} while (0) wrapper to make them
2018 * syntactically single statements; hence it is not legal to
2019 * use one of these macros as an unbraced statement between
2022 #define EXPECTS_ARG { \
2023 if (--argc <= 0) { \
2025 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2030 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2033 while (--argc
> 0) {
2037 ret
= cmdline_process_param(p
, (argc
> 1 ? argv
[1] : NULL
),
2038 do_everything ?
1 : -1, cfg
);
2041 cmdline_error("option \"%s\" requires an argument", p
);
2042 } else if (ret
== 2) {
2043 --argc
, ++argv
; /* skip next argument */
2045 } else if (ret
== 1) {
2049 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
2052 strncpy(cfg
->font
.name
, val
, sizeof(cfg
->font
.name
));
2053 cfg
->font
.name
[sizeof(cfg
->font
.name
)-1] = '\0';
2055 } else if (!strcmp(p
, "-fb")) {
2058 strncpy(cfg
->boldfont
.name
, val
, sizeof(cfg
->boldfont
.name
));
2059 cfg
->boldfont
.name
[sizeof(cfg
->boldfont
.name
)-1] = '\0';
2061 } else if (!strcmp(p
, "-fw")) {
2064 strncpy(cfg
->widefont
.name
, val
, sizeof(cfg
->widefont
.name
));
2065 cfg
->widefont
.name
[sizeof(cfg
->widefont
.name
)-1] = '\0';
2067 } else if (!strcmp(p
, "-fwb")) {
2070 strncpy(cfg
->wideboldfont
.name
, val
, sizeof(cfg
->wideboldfont
.name
));
2071 cfg
->wideboldfont
.name
[sizeof(cfg
->wideboldfont
.name
)-1] = '\0';
2073 } else if (!strcmp(p
, "-cs")) {
2076 strncpy(cfg
->line_codepage
, val
, sizeof(cfg
->line_codepage
));
2077 cfg
->line_codepage
[sizeof(cfg
->line_codepage
)-1] = '\0';
2079 } else if (!strcmp(p
, "-geometry")) {
2080 int flags
, x
, y
, w
, h
;
2084 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
2085 if (flags
& WidthValue
)
2087 if (flags
& HeightValue
)
2090 if (flags
& (XValue
| YValue
)) {
2093 inst
->gotpos
= TRUE
;
2094 inst
->gravity
= ((flags
& XNegative ?
1 : 0) |
2095 (flags
& YNegative ?
2 : 0));
2098 } else if (!strcmp(p
, "-sl")) {
2101 cfg
->savelines
= atoi(val
);
2103 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
2104 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
2105 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
2110 if (!gdk_color_parse(val
, &col
)) {
2112 fprintf(stderr
, "%s: unable to parse colour \"%s\"\n",
2116 index
= (!strcmp(p
, "-fg") ?
0 :
2117 !strcmp(p
, "-bg") ?
2 :
2118 !strcmp(p
, "-bfg") ?
1 :
2119 !strcmp(p
, "-bbg") ?
3 :
2120 !strcmp(p
, "-cfg") ?
4 :
2121 !strcmp(p
, "-cbg") ?
5 : -1);
2122 assert(index
!= -1);
2123 cfg
->colours
[index
][0] = col
.red
/ 256;
2124 cfg
->colours
[index
][1] = col
.green
/ 256;
2125 cfg
->colours
[index
][2] = col
.blue
/ 256;
2128 } else if (use_pty_argv
&& !strcmp(p
, "-e")) {
2129 /* This option swallows all further arguments. */
2135 pty_argv
= snewn(argc
+1, char *);
2137 for (i
= 0; i
< argc
; i
++)
2138 pty_argv
[i
] = argv
[i
];
2139 pty_argv
[argc
] = NULL
;
2140 break; /* finished command-line processing */
2142 err
= 1, fprintf(stderr
, "%s: -e expects an argument\n",
2145 } else if (!strcmp(p
, "-title")) {
2148 strncpy(cfg
->wintitle
, val
, sizeof(cfg
->wintitle
));
2149 cfg
->wintitle
[sizeof(cfg
->wintitle
)-1] = '\0';
2151 } else if (!strcmp(p
, "-log")) {
2154 strncpy(cfg
->logfilename
.path
, val
, sizeof(cfg
->logfilename
.path
));
2155 cfg
->logfilename
.path
[sizeof(cfg
->logfilename
.path
)-1] = '\0';
2156 cfg
->logtype
= LGTYP_DEBUG
;
2158 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
2160 cfg
->stamp_utmp
= 0;
2162 } else if (!strcmp(p
, "-ut")) {
2164 cfg
->stamp_utmp
= 1;
2166 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
2168 cfg
->login_shell
= 0;
2170 } else if (!strcmp(p
, "-ls")) {
2172 cfg
->login_shell
= 1;
2174 } else if (!strcmp(p
, "-nethack")) {
2176 cfg
->nethack_keypad
= 1;
2178 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
2182 } else if (!strcmp(p
, "-sb")) {
2186 } else if (!strcmp(p
, "-name")) {
2190 } else if (!strcmp(p
, "-xrm")) {
2192 provide_xrm_string(val
);
2194 } else if(!strcmp(p
, "-help") || !strcmp(p
, "--help")) {
2198 } else if(p
[0] != '-' && (!do_everything
||
2199 process_nonoption_arg(p
, cfg
))) {
2204 fprintf(stderr
, "%s: unrecognized option '%s'\n", appname
, p
);
2211 static void block_signal(int sig
, int block_it
) {
2215 sigaddset(&ss
, sig
);
2216 if(sigprocmask(block_it ? SIG_BLOCK
: SIG_UNBLOCK
, &ss
, 0) < 0) {
2217 perror("sigprocmask");
2223 * This function retrieves the character set encoding of a font. It
2224 * returns the character set without the X11 hack (in case the user
2225 * asks to use the font's own encoding).
2227 static int set_font_info(struct gui_data
*inst
, int fontid
)
2229 GdkFont
*font
= inst
->fonts
[fontid
];
2230 XFontStruct
*xfs
= GDK_FONT_XFONT(font
);
2231 Display
*disp
= GDK_FONT_XDISPLAY(font
);
2232 Atom charset_registry
, charset_encoding
;
2233 unsigned long registry_ret
, encoding_ret
;
2234 int retval
= CS_NONE
;
2236 charset_registry
= XInternAtom(disp
, "CHARSET_REGISTRY", False
);
2237 charset_encoding
= XInternAtom(disp
, "CHARSET_ENCODING", False
);
2238 inst
->fontinfo
[fontid
].charset
= CS_NONE
;
2239 inst
->fontinfo
[fontid
].is_wide
= 0;
2240 if (XGetFontProperty(xfs
, charset_registry
, ®istry_ret
) &&
2241 XGetFontProperty(xfs
, charset_encoding
, &encoding_ret
)) {
2243 reg
= XGetAtomName(disp
, (Atom
)registry_ret
);
2244 enc
= XGetAtomName(disp
, (Atom
)encoding_ret
);
2246 char *encoding
= dupcat(reg
, "-", enc
, NULL
);
2247 retval
= inst
->fontinfo
[fontid
].charset
=
2248 charset_from_xenc(encoding
);
2249 /* FIXME: when libcharset supports wide encodings fix this. */
2250 if (!strcasecmp(encoding
, "iso10646-1")) {
2251 inst
->fontinfo
[fontid
].is_wide
= 1;
2256 * Hack for X line-drawing characters: if the primary
2257 * font is encoded as ISO-8859-anything, and has valid
2258 * glyphs in the first 32 char positions, it is assumed
2259 * that those glyphs are the VT100 line-drawing
2262 * Actually, we'll hack even harder by only checking
2263 * position 0x19 (vertical line, VT100 linedrawing
2264 * `x'). Then we can check it easily by seeing if the
2265 * ascent and descent differ.
2267 if (inst
->fontinfo
[fontid
].charset
== CS_ISO8859_1
) {
2268 int lb
, rb
, wid
, asc
, desc
;
2273 gdk_string_extents(inst
->fonts
[fontid
], text
,
2274 &lb
, &rb
, &wid
, &asc
, &desc
);
2276 inst
->fontinfo
[fontid
].charset
= CS_ISO8859_1_X11
;
2286 int uxsel_input_add(int fd
, int rwx
) {
2288 if (rwx
& 1) flags
|= GDK_INPUT_READ
;
2289 if (rwx
& 2) flags
|= GDK_INPUT_WRITE
;
2290 if (rwx
& 4) flags
|= GDK_INPUT_EXCEPTION
;
2291 return gdk_input_add(fd
, flags
, fd_input_func
, NULL
);
2294 void uxsel_input_remove(int id
) {
2295 gdk_input_remove(id
);
2298 void setup_fonts_ucs(struct gui_data
*inst
)
2303 gdk_font_unref(inst
->fonts
[0]);
2305 gdk_font_unref(inst
->fonts
[1]);
2307 gdk_font_unref(inst
->fonts
[2]);
2309 gdk_font_unref(inst
->fonts
[3]);
2311 inst
->fonts
[0] = gdk_font_load(inst
->cfg
.font
.name
);
2312 if (!inst
->fonts
[0]) {
2313 fprintf(stderr
, "%s: unable to load font \"%s\"\n", appname
,
2314 inst
->cfg
.font
.name
);
2317 font_charset
= set_font_info(inst
, 0);
2318 if (inst
->cfg
.boldfont
.name
[0]) {
2319 inst
->fonts
[1] = gdk_font_load(inst
->cfg
.boldfont
.name
);
2320 if (!inst
->fonts
[1]) {
2321 fprintf(stderr
, "%s: unable to load bold font \"%s\"\n", appname
,
2322 inst
->cfg
.boldfont
.name
);
2325 set_font_info(inst
, 1);
2327 inst
->fonts
[1] = NULL
;
2328 if (inst
->cfg
.widefont
.name
[0]) {
2329 inst
->fonts
[2] = gdk_font_load(inst
->cfg
.widefont
.name
);
2330 if (!inst
->fonts
[2]) {
2331 fprintf(stderr
, "%s: unable to load wide font \"%s\"\n", appname
,
2332 inst
->cfg
.widefont
.name
);
2335 set_font_info(inst
, 2);
2337 inst
->fonts
[2] = NULL
;
2338 if (inst
->cfg
.wideboldfont
.name
[0]) {
2339 inst
->fonts
[3] = gdk_font_load(inst
->cfg
.wideboldfont
.name
);
2340 if (!inst
->fonts
[3]) {
2341 fprintf(stderr
, "%s: unable to load wide/bold font \"%s\"\n",
2342 appname
, inst
->cfg
.wideboldfont
.name
);
2345 set_font_info(inst
, 3);
2347 inst
->fonts
[3] = NULL
;
2349 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
2350 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
2352 inst
->direct_to_font
= init_ucs(&inst
->ucsdata
,
2353 inst
->cfg
.line_codepage
, font_charset
);
2356 void set_geom_hints(struct gui_data
*inst
)
2359 geom
.min_width
= inst
->font_width
+ 2*inst
->cfg
.window_border
;
2360 geom
.min_height
= inst
->font_height
+ 2*inst
->cfg
.window_border
;
2361 geom
.max_width
= geom
.max_height
= -1;
2362 geom
.base_width
= 2*inst
->cfg
.window_border
;
2363 geom
.base_height
= 2*inst
->cfg
.window_border
;
2364 geom
.width_inc
= inst
->font_width
;
2365 geom
.height_inc
= inst
->font_height
;
2366 geom
.min_aspect
= geom
.max_aspect
= 0;
2367 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
2368 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
2369 GDK_HINT_RESIZE_INC
);
2372 void clear_scrollback_menuitem(GtkMenuItem
*item
, gpointer data
)
2374 struct gui_data
*inst
= (struct gui_data
*)data
;
2375 term_clrsb(inst
->term
);
2378 void reset_terminal_menuitem(GtkMenuItem
*item
, gpointer data
)
2380 struct gui_data
*inst
= (struct gui_data
*)data
;
2381 term_pwron(inst
->term
);
2382 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2385 void copy_all_menuitem(GtkMenuItem
*item
, gpointer data
)
2387 struct gui_data
*inst
= (struct gui_data
*)data
;
2388 term_copyall(inst
->term
);
2391 void special_menuitem(GtkMenuItem
*item
, gpointer data
)
2393 struct gui_data
*inst
= (struct gui_data
*)data
;
2394 int code
= (int)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
2396 inst
->back
->special(inst
->backhandle
, code
);
2399 void about_menuitem(GtkMenuItem
*item
, gpointer data
)
2401 struct gui_data
*inst
= (struct gui_data
*)data
;
2402 about_box(inst
->window
);
2405 void event_log_menuitem(GtkMenuItem
*item
, gpointer data
)
2407 struct gui_data
*inst
= (struct gui_data
*)data
;
2408 showeventlog(inst
->eventlogstuff
, inst
->window
);
2411 void change_settings_menuitem(GtkMenuItem
*item
, gpointer data
)
2413 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2414 static const int ww
[] = {
2415 6, 7, 8, 9, 10, 11, 12, 13,
2416 14, 15, 16, 17, 18, 19, 20, 21,
2419 struct gui_data
*inst
= (struct gui_data
*)data
;
2420 char *title
= dupcat(appname
, " Reconfiguration", NULL
);
2421 Config cfg2
, oldcfg
;
2424 cfg2
= inst
->cfg
; /* structure copy */
2426 if (do_config_box(title
, &cfg2
, 1)) {
2428 oldcfg
= inst
->cfg
; /* structure copy */
2429 inst
->cfg
= cfg2
; /* structure copy */
2431 /* Pass new config data to the logging module */
2432 log_reconfig(inst
->logctx
, &cfg2
);
2434 * Flush the line discipline's edit buffer in the case
2435 * where local editing has just been disabled.
2437 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2438 /* Pass new config data to the terminal */
2439 term_reconfig(inst
->term
, &cfg2
);
2440 /* Pass new config data to the back end */
2441 inst
->back
->reconfig(inst
->backhandle
, &cfg2
);
2444 * Just setting inst->cfg is sufficient to cause colour
2445 * setting changes to appear on the next ESC]R palette
2446 * reset. But we should also check whether any colour
2447 * settings have been changed, and revert the ones that
2448 * have to the new default, on the assumption that the user
2449 * is most likely to want an immediate update.
2451 for (i
= 0; i
< NCOLOURS
; i
++) {
2452 if (oldcfg
.colours
[ww
[i
]][0] != cfg2
.colours
[ww
[i
]][0] ||
2453 oldcfg
.colours
[ww
[i
]][1] != cfg2
.colours
[ww
[i
]][1] ||
2454 oldcfg
.colours
[ww
[i
]][2] != cfg2
.colours
[ww
[i
]][2])
2455 real_palette_set(inst
, i
, cfg2
.colours
[ww
[i
]][0],
2456 cfg2
.colours
[ww
[i
]][1],
2457 cfg2
.colours
[ww
[i
]][2]);
2461 * If the scrollbar needs to be shown, hidden, or moved
2462 * from one end to the other of the window, do so now.
2464 if (oldcfg
.scrollbar
!= cfg2
.scrollbar
) {
2466 gtk_widget_show(inst
->sbar
);
2468 gtk_widget_hide(inst
->sbar
);
2470 if (oldcfg
.scrollbar_on_left
!= cfg2
.scrollbar_on_left
) {
2471 gtk_box_reorder_child(inst
->hbox
, inst
->sbar
,
2472 cfg2
.scrollbar_on_left ?
0 : 1);
2476 * Change the window title, if required.
2478 if (strcmp(oldcfg
.wintitle
, cfg2
.wintitle
))
2479 set_title(inst
, cfg2
.wintitle
);
2482 * Redo the whole tangled fonts and Unicode mess if
2485 if (strcmp(oldcfg
.font
.name
, cfg2
.font
.name
) ||
2486 strcmp(oldcfg
.boldfont
.name
, cfg2
.boldfont
.name
) ||
2487 strcmp(oldcfg
.widefont
.name
, cfg2
.widefont
.name
) ||
2488 strcmp(oldcfg
.wideboldfont
.name
, cfg2
.wideboldfont
.name
) ||
2489 strcmp(oldcfg
.line_codepage
, cfg2
.line_codepage
)) {
2490 setup_fonts_ucs(inst
);
2496 * Resize the window.
2498 if (oldcfg
.width
!= cfg2
.width
|| oldcfg
.height
!= cfg2
.height
||
2499 oldcfg
.window_border
!= cfg2
.window_border
|| need_size
) {
2500 set_geom_hints(inst
);
2501 request_resize(inst
, cfg2
.width
, cfg2
.height
);
2504 term_invalidate(inst
->term
);
2509 void update_specials_menu(void *frontend
)
2511 struct gui_data
*inst
= (struct gui_data
*)frontend
;
2513 const struct telnet_special
*specials
;
2515 specials
= inst
->back
->get_specials(inst
->backhandle
);
2516 gtk_container_foreach(GTK_CONTAINER(inst
->specialsmenu
),
2517 (GtkCallback
)gtk_widget_destroy
, NULL
);
2520 GtkWidget
*menuitem
;
2521 for (i
= 0; specials
[i
].name
; i
++) {
2522 if (*specials
[i
].name
) {
2523 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
2524 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
2525 (gpointer
)specials
[i
].code
);
2526 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
2527 GTK_SIGNAL_FUNC(special_menuitem
), inst
);
2529 menuitem
= gtk_menu_item_new();
2530 gtk_container_add(GTK_CONTAINER(inst
->specialsmenu
), menuitem
);
2531 gtk_widget_show(menuitem
);
2533 gtk_widget_show(inst
->specialsitem1
);
2534 gtk_widget_show(inst
->specialsitem2
);
2536 gtk_widget_hide(inst
->specialsitem1
);
2537 gtk_widget_hide(inst
->specialsitem2
);
2541 int pt_main(int argc
, char **argv
)
2543 extern Backend
*select_backend(Config
*cfg
);
2544 extern int cfgbox(Config
*cfg
);
2545 struct gui_data
*inst
;
2547 /* defer any child exit handling until we're ready to deal with
2549 block_signal(SIGCHLD
, 1);
2551 gtk_init(&argc
, &argv
);
2554 * Create an instance structure and initialise to zeroes
2556 inst
= snew(struct gui_data
);
2557 memset(inst
, 0, sizeof(*inst
));
2558 inst
->alt_keycode
= -1; /* this one needs _not_ to be zero */
2560 if (do_cmdline(argc
, argv
, 0, inst
, &inst
->cfg
))
2561 exit(1); /* pre-defaults pass to get -class */
2562 do_defaults(NULL
, &inst
->cfg
);
2563 if (do_cmdline(argc
, argv
, 1, inst
, &inst
->cfg
))
2564 exit(1); /* post-defaults, do everything */
2566 cmdline_run_saved(&inst
->cfg
);
2568 if (!*inst
->cfg
.host
&& !cfgbox(&inst
->cfg
))
2569 exit(0); /* config box hit Cancel */
2571 if (!compound_text_atom
)
2572 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
2573 if (!utf8_string_atom
)
2574 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
2576 setup_fonts_ucs(inst
);
2578 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
2581 * Set up the colour map.
2583 palette_reset(inst
);
2585 inst
->width
= inst
->cfg
.width
;
2586 inst
->height
= inst
->cfg
.height
;
2588 inst
->area
= gtk_drawing_area_new();
2589 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
2590 inst
->font_width
* inst
->cfg
.width
+ 2*inst
->cfg
.window_border
,
2591 inst
->font_height
* inst
->cfg
.height
+ 2*inst
->cfg
.window_border
);
2592 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2593 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
2594 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
2596 * We always create the scrollbar; it remains invisible if
2597 * unwanted, so we can pop it up quickly if it suddenly becomes
2600 if (inst
->cfg
.scrollbar_on_left
)
2601 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2602 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
2603 if (!inst
->cfg
.scrollbar_on_left
)
2604 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2606 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
2608 set_geom_hints(inst
);
2610 gtk_widget_show(inst
->area
);
2611 if (inst
->cfg
.scrollbar
)
2612 gtk_widget_show(inst
->sbar
);
2614 gtk_widget_hide(inst
->sbar
);
2615 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
2618 int x
= inst
->xpos
, y
= inst
->ypos
;
2620 gtk_widget_size_request(GTK_WIDGET(inst
->window
), &req
);
2621 if (inst
->gravity
& 1) x
+= gdk_screen_width() - req
.width
;
2622 if (inst
->gravity
& 2) y
+= gdk_screen_height() - req
.height
;
2623 gtk_window_set_position(GTK_WINDOW(inst
->window
), GTK_WIN_POS_NONE
);
2624 gtk_widget_set_uposition(GTK_WIDGET(inst
->window
), x
, y
);
2627 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
2628 GTK_SIGNAL_FUNC(destroy
), inst
);
2629 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
2630 GTK_SIGNAL_FUNC(delete_window
), inst
);
2631 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
2632 GTK_SIGNAL_FUNC(key_event
), inst
);
2633 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
2634 GTK_SIGNAL_FUNC(key_event
), inst
);
2635 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
2636 GTK_SIGNAL_FUNC(focus_event
), inst
);
2637 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
2638 GTK_SIGNAL_FUNC(focus_event
), inst
);
2639 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
2640 GTK_SIGNAL_FUNC(configure_area
), inst
);
2641 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
2642 GTK_SIGNAL_FUNC(expose_area
), inst
);
2643 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
2644 GTK_SIGNAL_FUNC(button_event
), inst
);
2645 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
2646 GTK_SIGNAL_FUNC(button_event
), inst
);
2647 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
2648 GTK_SIGNAL_FUNC(motion_event
), inst
);
2649 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
2650 GTK_SIGNAL_FUNC(selection_received
), inst
);
2651 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
2652 GTK_SIGNAL_FUNC(selection_get
), inst
);
2653 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
2654 GTK_SIGNAL_FUNC(selection_clear
), inst
);
2655 if (inst
->cfg
.scrollbar
)
2656 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
2657 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
2658 gtk_timeout_add(20, timer_func
, inst
);
2659 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
2660 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
2661 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
2662 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
2664 gtk_widget_show(inst
->window
);
2666 set_window_background(inst
);
2669 * Set up the Ctrl+rightclick context menu.
2672 GtkWidget
*menuitem
;
2674 extern const int use_event_log
;
2676 inst
->menu
= gtk_menu_new();
2678 #define MKMENUITEM(title, func) do { \
2679 menuitem = title ? gtk_menu_item_new_with_label(title) : \
2680 gtk_menu_item_new(); \
2681 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
2682 gtk_widget_show(menuitem); \
2684 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
2685 GTK_SIGNAL_FUNC(func), inst); \
2687 MKMENUITEM("Change Settings", change_settings_menuitem
);
2688 MKMENUITEM(NULL
, NULL
);
2690 MKMENUITEM("Event Log", event_log_menuitem
);
2691 MKMENUITEM("Special Commands", NULL
);
2692 inst
->specialsmenu
= gtk_menu_new();
2693 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), inst
->specialsmenu
);
2694 inst
->specialsitem1
= menuitem
;
2695 MKMENUITEM(NULL
, NULL
);
2696 inst
->specialsitem2
= menuitem
;
2697 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem
);
2698 MKMENUITEM("Reset Terminal", reset_terminal_menuitem
);
2699 MKMENUITEM("Copy All", copy_all_menuitem
);
2700 MKMENUITEM(NULL
, NULL
);
2701 s
= dupcat("About ", appname
, NULL
);
2702 MKMENUITEM(s
, about_menuitem
);
2707 inst
->textcursor
= make_mouse_ptr(inst
, GDK_XTERM
);
2708 inst
->rawcursor
= make_mouse_ptr(inst
, GDK_LEFT_PTR
);
2709 inst
->blankcursor
= make_mouse_ptr(inst
, -1);
2710 make_mouse_ptr(inst
, -2); /* clean up cursor font */
2711 inst
->currcursor
= inst
->textcursor
;
2712 show_mouseptr(inst
, 1);
2714 inst
->eventlogstuff
= eventlogstuff_new();
2716 inst
->term
= term_init(&inst
->cfg
, &inst
->ucsdata
, inst
);
2717 inst
->logctx
= log_init(inst
, &inst
->cfg
);
2718 term_provide_logctx(inst
->term
, inst
->logctx
);
2722 term_size(inst
->term
, inst
->cfg
.height
, inst
->cfg
.width
, inst
->cfg
.savelines
);
2724 inst
->back
= select_backend(&inst
->cfg
);
2726 char *realhost
, *error
;
2728 error
= inst
->back
->init((void *)inst
, &inst
->backhandle
,
2729 &inst
->cfg
, inst
->cfg
.host
, inst
->cfg
.port
,
2730 &realhost
, inst
->cfg
.tcp_nodelay
);
2733 char *msg
= dupprintf("Unable to open connection to %s:\n%s",
2734 inst
->cfg
.host
, error
);
2735 inst
->exited
= TRUE
;
2736 fatal_message_box(inst
->window
, msg
);
2741 if (inst
->cfg
.wintitle
[0])
2742 set_title(inst
, inst
->cfg
.wintitle
);
2744 char *title
= make_default_wintitle(realhost
);
2745 set_title(inst
, title
);
2749 inst
->back
->provide_logctx(inst
->backhandle
, inst
->logctx
);
2750 update_specials_menu(inst
);
2752 term_provide_resize_fn(inst
->term
, inst
->back
->size
, inst
->backhandle
);
2755 ldisc_create(&inst
->cfg
, inst
->term
, inst
->back
, inst
->backhandle
, inst
);
2756 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
2758 /* now we're reday to deal with the child exit handler being
2760 block_signal(SIGCHLD
, 0);
2762 inst
->exited
= FALSE
;