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;
370 * See if the terminal size has changed, in which case we must
371 * let the terminal know.
373 w
= (event
->width
- 2*inst
->cfg
.window_border
) / inst
->font_width
;
374 h
= (event
->height
- 2*inst
->cfg
.window_border
) / inst
->font_height
;
375 if (w
!= inst
->width
|| h
!= inst
->height
) {
376 inst
->cfg
.width
= inst
->width
= w
;
377 inst
->cfg
.height
= inst
->height
= h
;
382 gdk_pixmap_unref(inst
->pixmap
);
386 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
387 (inst
->cfg
.width
* inst
->font_width
+
388 2*inst
->cfg
.window_border
),
389 (inst
->cfg
.height
* inst
->font_height
+
390 2*inst
->cfg
.window_border
), -1);
392 gc
= gdk_gc_new(inst
->area
->window
);
393 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
394 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
395 inst
->cfg
.width
* inst
->font_width
+ 2*inst
->cfg
.window_border
,
396 inst
->cfg
.height
* inst
->font_height
+ 2*inst
->cfg
.window_border
);
399 if (need_size
&& inst
->term
) {
400 term_size(inst
->term
, h
, w
, inst
->cfg
.savelines
);
404 term_invalidate(inst
->term
);
409 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
411 struct gui_data
*inst
= (struct gui_data
*)data
;
414 * Pass the exposed rectangle to terminal.c, which will call us
415 * back to do the actual painting.
418 gdk_draw_pixmap(widget
->window
,
419 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
421 event
->area
.x
, event
->area
.y
,
422 event
->area
.x
, event
->area
.y
,
423 event
->area
.width
, event
->area
.height
);
428 #define KEY_PRESSED(k) \
429 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
431 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
433 struct gui_data
*inst
= (struct gui_data
*)data
;
435 int start
, end
, special
;
437 /* By default, nothing is generated. */
441 * If Alt is being released after typing an Alt+numberpad
442 * sequence, we should generate the code that was typed.
444 * Note that we only do this if more than one key was actually
445 * pressed - I don't think Alt+NumPad4 should be ^D or that
446 * Alt+NumPad3 should be ^C, for example. There's no serious
447 * inconvenience in having to type a zero before a single-digit
450 if (event
->type
== GDK_KEY_RELEASE
&&
451 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
452 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
453 inst
->alt_keycode
>= 0 && inst
->alt_digits
> 1) {
455 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
457 output
[0] = inst
->alt_keycode
;
462 if (event
->type
== GDK_KEY_PRESS
) {
466 printf("keypress: keyval = %04x, state = %08x; string =",
467 event
->keyval
, event
->state
);
468 for (i
= 0; event
->string
[i
]; i
++)
469 printf(" %02x", (unsigned char) event
->string
[i
]);
475 * NYI: Compose key (!!! requires Unicode faff before even trying)
479 * If Alt has just been pressed, we start potentially
480 * accumulating an Alt+numberpad code. We do this by
481 * setting alt_keycode to -1 (nothing yet but plausible).
483 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
484 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
485 inst
->alt_keycode
= -1;
486 inst
->alt_digits
= 0;
487 goto done
; /* this generates nothing else */
491 * If we're seeing a numberpad key press with Mod1 down,
492 * consider adding it to alt_keycode if that's sensible.
493 * Anything _else_ with Mod1 down cancels any possibility
494 * of an ALT keycode: we set alt_keycode to -2.
496 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
498 switch (event
->keyval
) {
499 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
500 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
501 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
502 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
503 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
504 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
505 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
506 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
507 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
508 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
511 inst
->alt_keycode
= -2; /* it's invalid */
514 printf("Adding digit %d to keycode %d", digit
,
517 if (inst
->alt_keycode
== -1)
518 inst
->alt_keycode
= digit
; /* one-digit code */
520 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
523 printf(" gives new code %d\n", inst
->alt_keycode
);
525 /* Having used this digit, we now do nothing more with it. */
531 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
534 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
535 term_scroll(inst
->term
, 0, -inst
->cfg
.height
/2);
538 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_CONTROL_MASK
)) {
539 term_scroll(inst
->term
, 0, -1);
542 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
543 term_scroll(inst
->term
, 0, +inst
->cfg
.height
/2);
546 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_CONTROL_MASK
)) {
547 term_scroll(inst
->term
, 0, +1);
552 * Neither does Shift-Ins.
554 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
)) {
587 /* We handle Return ourselves, because it needs to be flagged as
588 * special to ldisc. */
589 if (event
->keyval
== GDK_Return
) {
595 /* Control-2, Control-Space and Control-@ are NUL */
596 if (!event
->string
[0] &&
597 (event
->keyval
== ' ' || event
->keyval
== '2' ||
598 event
->keyval
== '@') &&
599 (event
->state
& (GDK_SHIFT_MASK
|
600 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
605 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
606 if (!event
->string
[0] && event
->keyval
== ' ' &&
607 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
608 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
613 /* We don't let GTK tell us what Backspace is! We know better. */
614 if (event
->keyval
== GDK_BackSpace
&&
615 !(event
->state
& GDK_SHIFT_MASK
)) {
616 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x7F' : '\x08';
620 /* For Shift Backspace, do opposite of what is configured. */
621 if (event
->keyval
== GDK_BackSpace
&&
622 (event
->state
& GDK_SHIFT_MASK
)) {
623 output
[1] = inst
->cfg
.bksp_is_delete ?
'\x08' : '\x7F';
628 /* Shift-Tab is ESC [ Z */
629 if (event
->keyval
== GDK_ISO_Left_Tab
||
630 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
631 end
= 1 + sprintf(output
+1, "\033[Z");
635 * NetHack keypad mode.
637 if (inst
->cfg
.nethack_keypad
) {
639 switch (event
->keyval
) {
640 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
641 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
642 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
643 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
644 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
645 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
646 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
647 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
648 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
652 if (event
->state
& GDK_SHIFT_MASK
)
661 * Application keypad mode.
663 if (inst
->term
->app_keypad_keys
&& !inst
->cfg
.no_applic_k
) {
665 switch (event
->keyval
) {
666 case GDK_Num_Lock
: xkey
= 'P'; break;
667 case GDK_KP_Divide
: xkey
= 'Q'; break;
668 case GDK_KP_Multiply
: xkey
= 'R'; break;
669 case GDK_KP_Subtract
: xkey
= 'S'; break;
671 * Keypad + is tricky. It covers a space that would
672 * be taken up on the VT100 by _two_ keys; so we
673 * let Shift select between the two. Worse still,
674 * in xterm function key mode we change which two...
677 if (inst
->cfg
.funky_type
== 2) {
678 if (event
->state
& GDK_SHIFT_MASK
)
682 } else if (event
->state
& GDK_SHIFT_MASK
)
687 case GDK_KP_Enter
: xkey
= 'M'; break;
688 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
689 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
690 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
691 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
692 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
693 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
694 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
695 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
696 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
697 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
698 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
701 if (inst
->term
->vt52_mode
) {
702 if (xkey
>= 'P' && xkey
<= 'S')
703 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
705 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
707 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
713 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
714 * for integer decimal nn.)
716 * We also deal with the weird ones here. Linux VCs replace F1
717 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
718 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
723 switch (event
->keyval
) {
725 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
728 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
731 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
734 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
737 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
740 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
743 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
746 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
749 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
752 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
785 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
786 case GDK_Home
: case GDK_KP_Home
:
789 case GDK_Insert
: case GDK_KP_Insert
:
792 case GDK_Delete
: case GDK_KP_Delete
:
795 case GDK_End
: case GDK_KP_End
:
798 case GDK_Page_Up
: case GDK_KP_Page_Up
:
801 case GDK_Page_Down
: case GDK_KP_Page_Down
:
805 /* Reorder edit keys to physical order */
806 if (inst
->cfg
.funky_type
== 3 && code
<= 6)
807 code
= "\0\2\1\4\5\3\6"[code
];
809 if (inst
->term
->vt52_mode
&& code
> 0 && code
<= 6) {
810 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
814 if (inst
->cfg
.funky_type
== 5 && /* SCO function keys */
815 code
>= 11 && code
<= 34) {
816 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
818 switch (event
->keyval
) {
819 case GDK_F1
: index
= 0; break;
820 case GDK_F2
: index
= 1; break;
821 case GDK_F3
: index
= 2; break;
822 case GDK_F4
: index
= 3; break;
823 case GDK_F5
: index
= 4; break;
824 case GDK_F6
: index
= 5; break;
825 case GDK_F7
: index
= 6; break;
826 case GDK_F8
: index
= 7; break;
827 case GDK_F9
: index
= 8; break;
828 case GDK_F10
: index
= 9; break;
829 case GDK_F11
: index
= 10; break;
830 case GDK_F12
: index
= 11; break;
832 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
833 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
834 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
837 if (inst
->cfg
.funky_type
== 5 && /* SCO small keypad */
838 code
>= 1 && code
<= 6) {
839 char codes
[] = "HL.FIG";
844 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
848 if ((inst
->term
->vt52_mode
|| inst
->cfg
.funky_type
== 4) &&
849 code
>= 11 && code
<= 24) {
855 if (inst
->term
->vt52_mode
)
856 end
= 1 + sprintf(output
+1,
857 "\x1B%c", code
+ 'P' - 11 - offt
);
859 end
= 1 + sprintf(output
+1,
860 "\x1BO%c", code
+ 'P' - 11 - offt
);
863 if (inst
->cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
864 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
867 if (inst
->cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
868 if (inst
->term
->vt52_mode
)
869 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
871 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
874 if (inst
->cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
875 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
879 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
885 * Cursor keys. (This includes the numberpad cursor keys,
886 * if we haven't already done them due to app keypad mode.)
888 * Here we also process un-numlocked un-appkeypadded KP5,
889 * which sends ESC [ G.
893 switch (event
->keyval
) {
894 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
895 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
896 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
897 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
898 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
902 * The arrow keys normally do ESC [ A and so on. In
903 * app cursor keys mode they do ESC O A instead.
904 * Ctrl toggles the two modes.
906 if (inst
->term
->vt52_mode
) {
907 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
908 } else if (!inst
->term
->app_cursor_keys
^
909 !(event
->state
& GDK_CONTROL_MASK
)) {
910 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
912 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
925 printf("generating sequence:");
926 for (i
= start
; i
< end
; i
++)
927 printf(" %02x", (unsigned char) output
[i
]);
933 * For special control characters, the character set
934 * should never matter.
936 output
[end
] = '\0'; /* NUL-terminate */
937 ldisc_send(inst
->ldisc
, output
+start
, -2, 1);
938 } else if (!inst
->direct_to_font
) {
940 * The stuff we've just generated is assumed to be
941 * ISO-8859-1! This sounds insane, but `man
942 * XLookupString' agrees: strings of this type returned
943 * from the X server are hardcoded to 8859-1. Strictly
944 * speaking we should be doing this using some sort of
945 * GtkIMContext, which (if we're lucky) would give us
946 * our data directly in Unicode; but that's not
947 * supported in GTK 1.2 as far as I can tell, and it's
948 * poorly documented even in 2.0, so it'll have to
951 lpage_send(inst
->ldisc
, CS_ISO8859_1
, output
+start
, end
-start
, 1);
954 * In direct-to-font mode, we just send the string
955 * exactly as we received it.
957 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
960 show_mouseptr(inst
, 0);
961 term_seen_key_event(inst
->term
);
962 term_out(inst
->term
);
968 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
970 struct gui_data
*inst
= (struct gui_data
*)data
;
971 int shift
, ctrl
, alt
, x
, y
, button
, act
;
973 show_mouseptr(inst
, 1);
975 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
976 term_scroll(inst
->term
, 0, -5);
979 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
980 term_scroll(inst
->term
, 0, +5);
984 shift
= event
->state
& GDK_SHIFT_MASK
;
985 ctrl
= event
->state
& GDK_CONTROL_MASK
;
986 alt
= event
->state
& GDK_MOD1_MASK
;
988 if (event
->button
== 3 && ctrl
) {
989 gtk_menu_popup(GTK_MENU(inst
->menu
), NULL
, NULL
, NULL
, NULL
,
990 event
->button
, event
->time
);
994 if (event
->button
== 1)
996 else if (event
->button
== 2)
998 else if (event
->button
== 3)
1001 return FALSE
; /* don't even know what button! */
1003 switch (event
->type
) {
1004 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
1005 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
1006 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
1007 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
1008 default: return FALSE
; /* don't know this event type */
1011 if (send_raw_mouse
&& !(inst
->cfg
.mouse_override
&& shift
) &&
1012 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
1013 return TRUE
; /* we ignore these in raw mouse mode */
1015 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1016 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1018 term_mouse(inst
->term
, button
, translate_button(button
), act
,
1019 x
, y
, shift
, ctrl
, alt
);
1024 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
1026 struct gui_data
*inst
= (struct gui_data
*)data
;
1027 int shift
, ctrl
, alt
, x
, y
, button
;
1029 show_mouseptr(inst
, 1);
1031 shift
= event
->state
& GDK_SHIFT_MASK
;
1032 ctrl
= event
->state
& GDK_CONTROL_MASK
;
1033 alt
= event
->state
& GDK_MOD1_MASK
;
1034 if (event
->state
& GDK_BUTTON1_MASK
)
1036 else if (event
->state
& GDK_BUTTON2_MASK
)
1037 button
= MBT_MIDDLE
;
1038 else if (event
->state
& GDK_BUTTON3_MASK
)
1041 return FALSE
; /* don't even know what button! */
1043 x
= (event
->x
- inst
->cfg
.window_border
) / inst
->font_width
;
1044 y
= (event
->y
- inst
->cfg
.window_border
) / inst
->font_height
;
1046 term_mouse(inst
->term
, button
, translate_button(button
), MA_DRAG
,
1047 x
, y
, shift
, ctrl
, alt
);
1052 void frontend_keypress(void *handle
)
1054 struct gui_data
*inst
= (struct gui_data
*)handle
;
1057 * If our child process has exited but not closed, terminate on
1064 gint
timer_func(gpointer data
)
1066 struct gui_data
*inst
= (struct gui_data
*)data
;
1069 if (!inst
->exited
&&
1070 (exitcode
= inst
->back
->exitcode(inst
->backhandle
)) >= 0) {
1071 inst
->exited
= TRUE
;
1072 if (inst
->cfg
.close_on_exit
== FORCE_ON
||
1073 (inst
->cfg
.close_on_exit
== AUTO
&& exitcode
== 0))
1074 exit(0); /* just go. */
1077 term_update(inst
->term
);
1078 term_blink(inst
->term
, 0);
1082 void fd_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
1085 * We must process exceptional notifications before ordinary
1086 * readability ones, or we may go straight past the urgent
1089 if (condition
& GDK_INPUT_EXCEPTION
)
1090 select_result(sourcefd
, 4);
1091 if (condition
& GDK_INPUT_READ
)
1092 select_result(sourcefd
, 1);
1093 if (condition
& GDK_INPUT_WRITE
)
1094 select_result(sourcefd
, 2);
1097 void destroy(GtkWidget
*widget
, gpointer data
)
1102 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
1104 struct gui_data
*inst
= (struct gui_data
*)data
;
1105 inst
->term
->has_focus
= event
->in
;
1106 term_out(inst
->term
);
1107 term_update(inst
->term
);
1108 show_mouseptr(inst
, 1);
1113 * set or clear the "raw mouse message" mode
1115 void set_raw_mouse_mode(void *frontend
, int activate
)
1117 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1118 activate
= activate
&& !inst
->cfg
.no_mouse_rep
;
1119 send_raw_mouse
= activate
;
1121 inst
->currcursor
= inst
->rawcursor
;
1123 inst
->currcursor
= inst
->textcursor
;
1124 show_mouseptr(inst
, inst
->mouseptr_visible
);
1127 void request_resize(void *frontend
, int w
, int h
)
1129 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1130 int large_x
, large_y
;
1131 int offset_x
, offset_y
;
1133 GtkRequisition inner
, outer
;
1136 * This is a heinous hack dreamed up by the gnome-terminal
1137 * people to get around a limitation in gtk. The problem is
1138 * that in order to set the size correctly we really need to be
1139 * calling gtk_window_resize - but that needs to know the size
1140 * of the _whole window_, not the drawing area. So what we do
1141 * is to set an artificially huge size request on the drawing
1142 * area, recompute the resulting size request on the window,
1143 * and look at the difference between the two. That gives us
1144 * the x and y offsets we need to translate drawing area size
1145 * into window size for real, and then we call
1146 * gtk_window_resize.
1150 * We start by retrieving the current size of the whole window.
1151 * Adding a bit to _that_ will give us a value we can use as a
1152 * bogus size request which guarantees to be bigger than the
1153 * current size of the drawing area.
1155 get_window_pixels(inst
, &large_x
, &large_y
);
1159 #if GTK_CHECK_VERSION(2,0,0)
1160 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1162 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1164 gtk_widget_size_request(inst
->area
, &inner
);
1165 gtk_widget_size_request(inst
->window
, &outer
);
1167 offset_x
= outer
.width
- inner
.width
;
1168 offset_y
= outer
.height
- inner
.height
;
1170 area_x
= inst
->font_width
* w
+ 2*inst
->cfg
.window_border
;
1171 area_y
= inst
->font_height
* h
+ 2*inst
->cfg
.window_border
;
1174 * Now we must set the size request on the drawing area back to
1175 * something sensible before we commit the real resize. Best
1176 * way to do this, I think, is to set it to what the size is
1177 * really going to end up being.
1179 #if GTK_CHECK_VERSION(2,0,0)
1180 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1182 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1183 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
), area_x
, area_y
);
1186 gtk_container_dequeue_resize_handler(GTK_CONTAINER(inst
->window
));
1188 #if GTK_CHECK_VERSION(2,0,0)
1189 gtk_window_resize(GTK_WINDOW(inst
->window
),
1190 area_x
+ offset_x
, area_y
+ offset_y
);
1192 gdk_window_resize(inst
->window
->window
,
1193 area_x
+ offset_x
, area_y
+ offset_y
);
1197 static void real_palette_set(struct gui_data
*inst
, int n
, int r
, int g
, int b
)
1199 gboolean success
[1];
1201 inst
->cols
[n
].red
= r
* 0x0101;
1202 inst
->cols
[n
].green
= g
* 0x0101;
1203 inst
->cols
[n
].blue
= b
* 0x0101;
1205 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
+ n
, 1);
1206 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1207 FALSE
, FALSE
, success
);
1209 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n", appname
,
1213 void set_window_background(struct gui_data
*inst
)
1215 if (inst
->area
&& inst
->area
->window
)
1216 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1217 if (inst
->window
&& inst
->window
->window
)
1218 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1221 void palette_set(void *frontend
, int n
, int r
, int g
, int b
)
1223 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1224 static const int first
[21] = {
1225 0, 2, 4, 6, 8, 10, 12, 14,
1226 1, 3, 5, 7, 9, 11, 13, 15,
1229 real_palette_set(inst
, first
[n
], r
, g
, b
);
1231 real_palette_set(inst
, first
[n
] + 1, r
, g
, b
);
1233 set_window_background(inst
);
1236 void palette_reset(void *frontend
)
1238 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1239 /* This maps colour indices in inst->cfg to those used in inst->cols. */
1240 static const int ww
[] = {
1241 6, 7, 8, 9, 10, 11, 12, 13,
1242 14, 15, 16, 17, 18, 19, 20, 21,
1245 gboolean success
[NCOLOURS
];
1248 assert(lenof(ww
) == NCOLOURS
);
1250 if (!inst
->colmap
) {
1251 inst
->colmap
= gdk_colormap_get_system();
1253 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1256 for (i
= 0; i
< NCOLOURS
; i
++) {
1257 inst
->cols
[i
].red
= inst
->cfg
.colours
[ww
[i
]][0] * 0x0101;
1258 inst
->cols
[i
].green
= inst
->cfg
.colours
[ww
[i
]][1] * 0x0101;
1259 inst
->cols
[i
].blue
= inst
->cfg
.colours
[ww
[i
]][2] * 0x0101;
1262 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1263 FALSE
, FALSE
, success
);
1264 for (i
= 0; i
< NCOLOURS
; i
++) {
1266 g_error("%s: couldn't allocate colour %d (#%02x%02x%02x)\n",
1267 appname
, i
, inst
->cfg
.colours
[i
][0],
1268 inst
->cfg
.colours
[i
][1], inst
->cfg
.colours
[i
][2]);
1271 set_window_background(inst
);
1274 void write_clip(void *frontend
, wchar_t * data
, int len
, int must_deselect
)
1276 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1277 if (inst
->pasteout_data
)
1278 sfree(inst
->pasteout_data
);
1279 if (inst
->pasteout_data_utf8
)
1280 sfree(inst
->pasteout_data_utf8
);
1283 * Set up UTF-8 paste data. This only happens if we aren't in
1284 * direct-to-font mode using the D800 hack.
1286 if (!inst
->direct_to_font
) {
1287 wchar_t *tmp
= data
;
1290 inst
->pasteout_data_utf8
= snewn(len
*6, char);
1291 inst
->pasteout_data_utf8_len
= len
*6;
1292 inst
->pasteout_data_utf8_len
=
1293 charset_from_unicode(&tmp
, &tmplen
, inst
->pasteout_data_utf8
,
1294 inst
->pasteout_data_utf8_len
,
1295 CS_UTF8
, NULL
, NULL
, 0);
1296 if (inst
->pasteout_data_utf8_len
== 0) {
1297 sfree(inst
->pasteout_data_utf8
);
1298 inst
->pasteout_data_utf8
= NULL
;
1300 inst
->pasteout_data_utf8
=
1301 sresize(inst
->pasteout_data_utf8
,
1302 inst
->pasteout_data_utf8_len
, char);
1305 inst
->pasteout_data_utf8
= NULL
;
1306 inst
->pasteout_data_utf8_len
= 0;
1309 inst
->pasteout_data
= snewn(len
*6, char);
1310 inst
->pasteout_data_len
= len
*6;
1311 inst
->pasteout_data_len
= wc_to_mb(inst
->ucsdata
.line_codepage
, 0,
1312 data
, len
, inst
->pasteout_data
,
1313 inst
->pasteout_data_len
,
1315 if (inst
->pasteout_data_len
== 0) {
1316 sfree(inst
->pasteout_data
);
1317 inst
->pasteout_data
= NULL
;
1319 inst
->pasteout_data
=
1320 sresize(inst
->pasteout_data
, inst
->pasteout_data_len
, char);
1323 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1324 GDK_CURRENT_TIME
)) {
1325 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1326 GDK_SELECTION_TYPE_STRING
, 1);
1327 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1328 compound_text_atom
, 1);
1329 if (inst
->pasteout_data_utf8
)
1330 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1331 utf8_string_atom
, 1);
1335 term_deselect(inst
->term
);
1338 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1339 guint info
, guint time_stamp
, gpointer data
)
1341 struct gui_data
*inst
= (struct gui_data
*)data
;
1342 if (seldata
->target
== utf8_string_atom
)
1343 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1344 inst
->pasteout_data_utf8
,
1345 inst
->pasteout_data_utf8_len
);
1347 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1348 inst
->pasteout_data
, inst
->pasteout_data_len
);
1351 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1354 struct gui_data
*inst
= (struct gui_data
*)data
;
1355 term_deselect(inst
->term
);
1356 if (inst
->pasteout_data
)
1357 sfree(inst
->pasteout_data
);
1358 if (inst
->pasteout_data_utf8
)
1359 sfree(inst
->pasteout_data_utf8
);
1360 inst
->pasteout_data
= NULL
;
1361 inst
->pasteout_data_len
= 0;
1362 inst
->pasteout_data_utf8
= NULL
;
1363 inst
->pasteout_data_utf8_len
= 0;
1367 void request_paste(void *frontend
)
1369 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1371 * In Unix, pasting is asynchronous: all we can do at the
1372 * moment is to call gtk_selection_convert(), and when the data
1373 * comes back _then_ we can call term_do_paste().
1376 if (!inst
->direct_to_font
) {
1378 * First we attempt to retrieve the selection as a UTF-8
1379 * string (which we will convert to the correct code page
1380 * before sending to the session, of course). If that
1381 * fails, selection_received() will be informed and will
1382 * fall back to an ordinary string.
1384 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1385 utf8_string_atom
, GDK_CURRENT_TIME
);
1388 * If we're in direct-to-font mode, we disable UTF-8
1389 * pasting, and go straight to ordinary string data.
1391 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1392 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1396 gint
idle_paste_func(gpointer data
); /* forward ref */
1398 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1399 guint time
, gpointer data
)
1401 struct gui_data
*inst
= (struct gui_data
*)data
;
1403 if (seldata
->target
== utf8_string_atom
&& seldata
->length
<= 0) {
1405 * Failed to get a UTF-8 selection string. Try an ordinary
1408 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1409 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1414 * Any other failure should just go foom.
1416 if (seldata
->length
<= 0 ||
1417 (seldata
->type
!= GDK_SELECTION_TYPE_STRING
&&
1418 seldata
->type
!= utf8_string_atom
))
1419 return; /* Nothing happens. */
1421 if (inst
->pastein_data
)
1422 sfree(inst
->pastein_data
);
1424 inst
->pastein_data
= snewn(seldata
->length
, wchar_t);
1425 inst
->pastein_data_len
= seldata
->length
;
1426 inst
->pastein_data_len
=
1427 mb_to_wc((seldata
->type
== utf8_string_atom ?
1428 CS_UTF8
: inst
->ucsdata
.line_codepage
),
1429 0, seldata
->data
, seldata
->length
,
1430 inst
->pastein_data
, inst
->pastein_data_len
);
1432 term_do_paste(inst
->term
);
1434 if (term_paste_pending(inst
->term
))
1435 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1438 gint
idle_paste_func(gpointer data
)
1440 struct gui_data
*inst
= (struct gui_data
*)data
;
1442 if (term_paste_pending(inst
->term
))
1443 term_paste(inst
->term
);
1445 gtk_idle_remove(inst
->term_paste_idle_id
);
1451 void get_clip(void *frontend
, wchar_t ** p
, int *len
)
1453 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1456 *p
= inst
->pastein_data
;
1457 *len
= inst
->pastein_data_len
;
1461 void set_title(void *frontend
, char *title
)
1463 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1464 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1465 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1466 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1469 void set_icon(void *frontend
, char *title
)
1471 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1472 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1473 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1474 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1477 void set_sbar(void *frontend
, int total
, int start
, int page
)
1479 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1480 if (!inst
->cfg
.scrollbar
)
1482 inst
->sbar_adjust
->lower
= 0;
1483 inst
->sbar_adjust
->upper
= total
;
1484 inst
->sbar_adjust
->value
= start
;
1485 inst
->sbar_adjust
->page_size
= page
;
1486 inst
->sbar_adjust
->step_increment
= 1;
1487 inst
->sbar_adjust
->page_increment
= page
/2;
1488 inst
->ignore_sbar
= TRUE
;
1489 gtk_adjustment_changed(inst
->sbar_adjust
);
1490 inst
->ignore_sbar
= FALSE
;
1493 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1495 struct gui_data
*inst
= (struct gui_data
*)data
;
1497 if (!inst
->cfg
.scrollbar
)
1499 if (!inst
->ignore_sbar
)
1500 term_scroll(inst
->term
, 1, (int)adj
->value
);
1503 void sys_cursor(void *frontend
, int x
, int y
)
1506 * This is meaningless under X.
1511 * This is still called when mode==BELL_VISUAL, even though the
1512 * visual bell is handled entirely within terminal.c, because we
1513 * may want to perform additional actions on any kind of bell (for
1514 * example, taskbar flashing in Windows).
1516 void beep(void *frontend
, int mode
)
1518 if (mode
!= BELL_VISUAL
)
1522 int char_width(Context ctx
, int uc
)
1525 * Under X, any fixed-width font really _is_ fixed-width.
1526 * Double-width characters will be dealt with using a separate
1527 * font. For the moment we can simply return 1.
1532 Context
get_ctx(void *frontend
)
1534 struct gui_data
*inst
= (struct gui_data
*)frontend
;
1535 struct draw_ctx
*dctx
;
1537 if (!inst
->area
->window
)
1540 dctx
= snew(struct draw_ctx
);
1542 dctx
->gc
= gdk_gc_new(inst
->area
->window
);
1546 void free_ctx(Context ctx
)
1548 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1549 /* struct gui_data *inst = dctx->inst; */
1550 GdkGC
*gc
= dctx
->gc
;
1556 * Draw a line of text in the window, at given character
1557 * coordinates, in given attributes.
1559 * We are allowed to fiddle with the contents of `text'.
1561 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1562 unsigned long attr
, int lattr
)
1564 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1565 struct gui_data
*inst
= dctx
->inst
;
1566 GdkGC
*gc
= dctx
->gc
;
1568 int nfg
, nbg
, t
, fontid
, shadow
, rlen
, widefactor
;
1570 nfg
= ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1571 nfg
= 2 * (nfg
& 0xF) + (nfg
& 0x10 ?
1 : 0);
1572 nbg
= ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1573 nbg
= 2 * (nbg
& 0xF) + (nbg
& 0x10 ?
1 : 0);
1574 if (attr
& ATTR_REVERSE
) {
1579 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1581 if (inst
->cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1583 if (attr
& TATTR_ACTCURS
) {
1588 fontid
= shadow
= 0;
1590 if (attr
& ATTR_WIDE
) {
1597 if ((attr
& ATTR_BOLD
) && !inst
->cfg
.bold_colour
) {
1598 if (inst
->fonts
[fontid
| 1])
1604 if (lattr
!= LATTR_NORM
) {
1606 if (x
>= inst
->term
->cols
)
1608 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1609 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1617 r
.x
= x
*inst
->font_width
+inst
->cfg
.window_border
;
1618 r
.y
= y
*inst
->font_height
+inst
->cfg
.window_border
;
1619 r
.width
= rlen
*widefactor
*inst
->font_width
;
1620 r
.height
= inst
->font_height
;
1621 gdk_gc_set_clip_rectangle(gc
, &r
);
1624 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1625 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1626 x
*inst
->font_width
+inst
->cfg
.window_border
,
1627 y
*inst
->font_height
+inst
->cfg
.window_border
,
1628 rlen
*widefactor
*inst
->font_width
, inst
->font_height
);
1630 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1637 wcs
= snewn(len
+1, wchar_t);
1638 for (i
= 0; i
< len
; i
++) {
1639 wcs
[i
] = (wchar_t) ((attr
& CSET_MASK
) + (text
[i
] & CHAR_MASK
));
1642 if (inst
->fonts
[fontid
] == NULL
) {
1644 * The font for this contingency does not exist.
1645 * Typically this means we've been given ATTR_WIDE
1646 * character and have no wide font. So we display
1647 * nothing at all; such is life.
1649 } else if (inst
->fontinfo
[fontid
].is_wide
) {
1651 * At least one version of gdk_draw_text_wc() has a
1652 * weird bug whereby it reads `len' elements of the
1653 * input string, but only draws `len/2'. Hence I'm
1654 * going to make its input array twice as long as it
1655 * theoretically needs to be, and pass in twice the
1656 * actual number of characters. If a fixed gdk actually
1657 * takes the doubled length seriously, then (a) the
1658 * array will stand scrutiny up to the full length, (b)
1659 * the spare elements of the array are full of zeroes
1660 * which will probably be an empty glyph in the font,
1661 * and (c) the clip rectangle should prevent it causing
1664 gwcs
= snewn(len
*2+1, GdkWChar
);
1665 memset(gwcs
, 0, sizeof(GdkWChar
) * (len
*2+1));
1667 * FIXME: when we have a wide-char equivalent of
1668 * from_unicode, use it instead of this.
1670 for (i
= 0; i
<= len
; i
++)
1672 gdk_draw_text_wc(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1673 x
*inst
->font_width
+inst
->cfg
.window_border
,
1674 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1678 gcs
= snewn(len
+1, gchar
);
1679 wc_to_mb(inst
->fontinfo
[fontid
].charset
, 0,
1680 wcs
, len
, gcs
, len
, ".", NULL
, NULL
);
1681 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1682 x
*inst
->font_width
+inst
->cfg
.window_border
,
1683 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1691 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1692 x
*inst
->font_width
+inst
->cfg
.window_border
+ inst
->cfg
.shadowboldoffset
,
1693 y
*inst
->font_height
+inst
->cfg
.window_border
+inst
->fonts
[0]->ascent
,
1697 if (attr
& ATTR_UNDER
) {
1698 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1699 if (uheight
>= inst
->font_height
)
1700 uheight
= inst
->font_height
- 1;
1701 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+inst
->cfg
.window_border
,
1702 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
,
1703 (x
+len
)*widefactor
*inst
->font_width
-1+inst
->cfg
.window_border
,
1704 y
*inst
->font_height
+ uheight
+ inst
->cfg
.window_border
);
1707 if (lattr
!= LATTR_NORM
) {
1709 * I can't find any plausible StretchBlt equivalent in the
1710 * X server, so I'm going to do this the slow and painful
1711 * way. This will involve repeated calls to
1712 * gdk_draw_pixmap() to stretch the text horizontally. It's
1713 * O(N^2) in time and O(N) in network bandwidth, but you
1714 * try thinking of a better way. :-(
1717 for (i
= 0; i
< len
* widefactor
* inst
->font_width
; i
++) {
1718 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1719 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
,
1720 y
*inst
->font_height
+inst
->cfg
.window_border
,
1721 x
*inst
->font_width
+inst
->cfg
.window_border
+ 2*i
+1,
1722 y
*inst
->font_height
+inst
->cfg
.window_border
,
1723 len
* inst
->font_width
- i
, inst
->font_height
);
1726 if (lattr
!= LATTR_WIDE
) {
1728 /* Now stretch vertically, in the same way. */
1729 if (lattr
== LATTR_BOT
)
1733 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1734 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1735 x
*inst
->font_width
+inst
->cfg
.window_border
,
1736 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*i
+db
,
1737 x
*widefactor
*inst
->font_width
+inst
->cfg
.window_border
,
1738 y
*inst
->font_height
+inst
->cfg
.window_border
+dt
*(i
+1),
1739 len
* inst
->font_width
, inst
->font_height
-i
-1);
1745 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1746 unsigned long attr
, int lattr
)
1748 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1749 struct gui_data
*inst
= dctx
->inst
;
1750 GdkGC
*gc
= dctx
->gc
;
1753 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1755 if (attr
& ATTR_WIDE
) {
1761 if (lattr
!= LATTR_NORM
) {
1763 if (x
>= inst
->term
->cols
)
1765 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1766 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1770 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1771 x
*inst
->font_width
+inst
->cfg
.window_border
,
1772 y
*inst
->font_height
+inst
->cfg
.window_border
,
1773 x
*inst
->font_width
+inst
->cfg
.window_border
,
1774 y
*inst
->font_height
+inst
->cfg
.window_border
,
1775 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1778 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1779 unsigned long attr
, int lattr
)
1781 struct draw_ctx
*dctx
= (struct draw_ctx
*)ctx
;
1782 struct gui_data
*inst
= dctx
->inst
;
1783 GdkGC
*gc
= dctx
->gc
;
1785 int passive
, widefactor
;
1787 if (attr
& TATTR_PASCURS
) {
1788 attr
&= ~TATTR_PASCURS
;
1792 if ((attr
& TATTR_ACTCURS
) && inst
->cfg
.cursor_type
!= 0) {
1793 attr
&= ~TATTR_ACTCURS
;
1795 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1797 if (attr
& ATTR_WIDE
) {
1803 if (lattr
!= LATTR_NORM
) {
1805 if (x
>= inst
->term
->cols
)
1807 if (x
+ len
*2*widefactor
> inst
->term
->cols
)
1808 len
= (inst
->term
->cols
-x
)/2/widefactor
;/* trim to LH half */
1812 if (inst
->cfg
.cursor_type
== 0) {
1814 * An active block cursor will already have been done by
1815 * the above do_text call, so we only need to do anything
1819 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1820 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1821 x
*inst
->font_width
+inst
->cfg
.window_border
,
1822 y
*inst
->font_height
+inst
->cfg
.window_border
,
1823 len
*inst
->font_width
-1, inst
->font_height
-1);
1827 int startx
, starty
, dx
, dy
, length
, i
;
1831 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1832 char_width
= 2*inst
->font_width
;
1834 char_width
= inst
->font_width
;
1836 if (inst
->cfg
.cursor_type
== 1) {
1837 uheight
= inst
->fonts
[0]->ascent
+ 1;
1838 if (uheight
>= inst
->font_height
)
1839 uheight
= inst
->font_height
- 1;
1841 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
;
1842 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
+ uheight
;
1845 length
= len
* char_width
;
1848 if (attr
& TATTR_RIGHTCURS
)
1849 xadjust
= char_width
- 1;
1850 startx
= x
* inst
->font_width
+ inst
->cfg
.window_border
+ xadjust
;
1851 starty
= y
* inst
->font_height
+ inst
->cfg
.window_border
;
1854 length
= inst
->font_height
;
1857 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1859 for (i
= 0; i
< length
; i
++) {
1861 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1867 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1868 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1872 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1873 x
*inst
->font_width
+inst
->cfg
.window_border
,
1874 y
*inst
->font_height
+inst
->cfg
.window_border
,
1875 x
*inst
->font_width
+inst
->cfg
.window_border
,
1876 y
*inst
->font_height
+inst
->cfg
.window_border
,
1877 len
*widefactor
*inst
->font_width
, inst
->font_height
);
1880 GdkCursor
*make_mouse_ptr(struct gui_data
*inst
, int cursor_val
)
1883 * Truly hideous hack: GTK doesn't allow us to set the mouse
1884 * cursor foreground and background colours unless we've _also_
1885 * created our own cursor from bitmaps. Therefore, I need to
1886 * load the `cursor' font and draw glyphs from it on to
1887 * pixmaps, in order to construct my cursors with the fg and bg
1888 * I want. This is a gross hack, but it's more self-contained
1889 * than linking in Xlib to find the X window handle to
1890 * inst->area and calling XRecolorCursor, and it's more
1891 * futureproof than hard-coding the shapes as bitmap arrays.
1893 static GdkFont
*cursor_font
= NULL
;
1894 GdkPixmap
*source
, *mask
;
1896 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1897 GdkColor cbg
= { 0, 0, 0, 0 };
1898 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1899 GdkColor dbg
= { 0, 0, 0, 0 };
1902 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1904 if (cursor_val
== -2) {
1905 gdk_font_unref(cursor_font
);
1909 if (cursor_val
>= 0 && !cursor_font
)
1910 cursor_font
= gdk_font_load("cursor");
1913 * Get the text extent of the cursor in question. We use the
1914 * mask character for this, because it's typically slightly
1915 * bigger than the main character.
1917 if (cursor_val
>= 0) {
1919 text
[0] = (char)cursor_val
+ 1;
1920 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1921 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1927 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1928 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1931 * Draw the mask character on the mask pixmap.
1933 gc
= gdk_gc_new(mask
);
1934 gdk_gc_set_foreground(gc
, &dbg
);
1935 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1936 if (cursor_val
>= 0) {
1938 text
[0] = (char)cursor_val
+ 1;
1939 gdk_gc_set_foreground(gc
, &dfg
);
1940 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1945 * Draw the main character on the source pixmap.
1947 gc
= gdk_gc_new(source
);
1948 gdk_gc_set_foreground(gc
, &dbg
);
1949 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1950 if (cursor_val
>= 0) {
1952 text
[0] = (char)cursor_val
;
1953 gdk_gc_set_foreground(gc
, &dfg
);
1954 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1959 * Create the cursor.
1961 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1966 gdk_pixmap_unref(source
);
1967 gdk_pixmap_unref(mask
);
1972 void modalfatalbox(char *p
, ...)
1975 fprintf(stderr
, "FATAL ERROR: ");
1977 vfprintf(stderr
, p
, ap
);
1979 fputc('\n', stderr
);
1983 void cmdline_error(char *p
, ...)
1986 fprintf(stderr
, "%s: ", appname
);
1988 vfprintf(stderr
, p
, ap
);
1990 fputc('\n', stderr
);
1994 char *get_x_display(void *frontend
)
1996 return gdk_get_display();
1999 long get_windowid(void *frontend
)
2001 struct gui_data
*inst
= (struct gui_data
*)frontend
;
2002 return (long)GDK_WINDOW_XWINDOW(inst
->area
->window
);
2005 static void help(FILE *fp
) {
2007 "pterm option summary:\n"
2009 " --display DISPLAY Specify X display to use (note '--')\n"
2010 " -name PREFIX Prefix when looking up resources (default: pterm)\n"
2011 " -fn FONT Normal text font\n"
2012 " -fb FONT Bold text font\n"
2013 " -geometry GEOMETRY Position and size of window (size in characters)\n"
2014 " -sl LINES Number of lines of scrollback\n"
2015 " -fg COLOUR, -bg COLOUR Foreground/background colour\n"
2016 " -bfg COLOUR, -bbg COLOUR Foreground/background bold colour\n"
2017 " -cfg COLOUR, -bfg COLOUR Foreground/background cursor colour\n"
2018 " -T TITLE Window title\n"
2019 " -ut, +ut Do(default) or do not update utmp\n"
2020 " -ls, +ls Do(default) or do not make shell a login shell\n"
2021 " -sb, +sb Do(default) or do not display a scrollbar\n"
2022 " -log PATH Log all output to a file\n"
2023 " -nethack Map numeric keypad to hjklyubn direction keys\n"
2024 " -xrm RESOURCE-STRING Set an X resource\n"
2025 " -e COMMAND [ARGS...] Execute command (consumes all remaining args)\n"
2026 ) < 0 || fflush(fp
) < 0) {
2027 perror("output error");
2032 int do_cmdline(int argc
, char **argv
, int do_everything
,
2033 struct gui_data
*inst
, Config
*cfg
)
2036 extern char **pty_argv
; /* declared in pty.c */
2037 extern int use_pty_argv
;
2040 * Macros to make argument handling easier. Note that because
2041 * they need to call `continue', they cannot be contained in
2042 * the usual do {...} while (0) wrapper to make them
2043 * syntactically single statements; hence it is not legal to
2044 * use one of these macros as an unbraced statement between
2047 #define EXPECTS_ARG { \
2048 if (--argc <= 0) { \
2050 fprintf(stderr, "%s: %s expects an argument\n", appname, p); \
2055 #define SECOND_PASS_ONLY { if (!do_everything) continue; }
2058 while (--argc
> 0) {
2062 ret
= cmdline_process_param(p
, (argc
> 1 ? argv
[1] : NULL
),
2063 do_everything ?
1 : -1, cfg
);
2066 cmdline_error("option \"%s\" requires an argument", p
);
2067 } else if (ret
== 2) {
2068 --argc
, ++argv
; /* skip next argument */
2070 } else if (ret
== 1) {
2074 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
2077 strncpy(cfg
->font
.name
, val
, sizeof(cfg
->font
.name
));
2078 cfg
->font
.name
[sizeof(cfg
->font
.name
)-1] = '\0';
2080 } else if (!strcmp(p
, "-fb")) {
2083 strncpy(cfg
->boldfont
.name
, val
, sizeof(cfg
->boldfont
.name
));
2084 cfg
->boldfont
.name
[sizeof(cfg
->boldfont
.name
)-1] = '\0';
2086 } else if (!strcmp(p
, "-fw")) {
2089 strncpy(cfg
->widefont
.name
, val
, sizeof(cfg
->widefont
.name
));
2090 cfg
->widefont
.name
[sizeof(cfg
->widefont
.name
)-1] = '\0';
2092 } else if (!strcmp(p
, "-fwb")) {
2095 strncpy(cfg
->wideboldfont
.name
, val
, sizeof(cfg
->wideboldfont
.name
));
2096 cfg
->wideboldfont
.name
[sizeof(cfg
->wideboldfont
.name
)-1] = '\0';
2098 } else if (!strcmp(p
, "-cs")) {
2101 strncpy(cfg
->line_codepage
, val
, sizeof(cfg
->line_codepage
));
2102 cfg
->line_codepage
[sizeof(cfg
->line_codepage
)-1] = '\0';
2104 } else if (!strcmp(p
, "-geometry")) {
2105 int flags
, x
, y
, w
, h
;
2109 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
2110 if (flags
& WidthValue
)
2112 if (flags
& HeightValue
)
2115 if (flags
& (XValue
| YValue
)) {
2118 inst
->gotpos
= TRUE
;
2119 inst
->gravity
= ((flags
& XNegative ?
1 : 0) |
2120 (flags
& YNegative ?
2 : 0));
2123 } else if (!strcmp(p
, "-sl")) {
2126 cfg
->savelines
= atoi(val
);
2128 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
2129 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
2130 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
2135 if (!gdk_color_parse(val
, &col
)) {
2137 fprintf(stderr
, "%s: unable to parse colour \"%s\"\n",
2141 index
= (!strcmp(p
, "-fg") ?
0 :
2142 !strcmp(p
, "-bg") ?
2 :
2143 !strcmp(p
, "-bfg") ?
1 :
2144 !strcmp(p
, "-bbg") ?
3 :
2145 !strcmp(p
, "-cfg") ?
4 :
2146 !strcmp(p
, "-cbg") ?
5 : -1);
2147 assert(index
!= -1);
2148 cfg
->colours
[index
][0] = col
.red
/ 256;
2149 cfg
->colours
[index
][1] = col
.green
/ 256;
2150 cfg
->colours
[index
][2] = col
.blue
/ 256;
2153 } else if (use_pty_argv
&& !strcmp(p
, "-e")) {
2154 /* This option swallows all further arguments. */
2160 pty_argv
= snewn(argc
+1, char *);
2162 for (i
= 0; i
< argc
; i
++)
2163 pty_argv
[i
] = argv
[i
];
2164 pty_argv
[argc
] = NULL
;
2165 break; /* finished command-line processing */
2167 err
= 1, fprintf(stderr
, "%s: -e expects an argument\n",
2170 } else if (!strcmp(p
, "-title")) {
2173 strncpy(cfg
->wintitle
, val
, sizeof(cfg
->wintitle
));
2174 cfg
->wintitle
[sizeof(cfg
->wintitle
)-1] = '\0';
2176 } else if (!strcmp(p
, "-log")) {
2179 strncpy(cfg
->logfilename
.path
, val
, sizeof(cfg
->logfilename
.path
));
2180 cfg
->logfilename
.path
[sizeof(cfg
->logfilename
.path
)-1] = '\0';
2181 cfg
->logtype
= LGTYP_DEBUG
;
2183 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
2185 cfg
->stamp_utmp
= 0;
2187 } else if (!strcmp(p
, "-ut")) {
2189 cfg
->stamp_utmp
= 1;
2191 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
2193 cfg
->login_shell
= 0;
2195 } else if (!strcmp(p
, "-ls")) {
2197 cfg
->login_shell
= 1;
2199 } else if (!strcmp(p
, "-nethack")) {
2201 cfg
->nethack_keypad
= 1;
2203 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
2207 } else if (!strcmp(p
, "-sb")) {
2211 } else if (!strcmp(p
, "-name")) {
2215 } else if (!strcmp(p
, "-xrm")) {
2217 provide_xrm_string(val
);
2219 } else if(!strcmp(p
, "-help") || !strcmp(p
, "--help")) {
2223 } else if(p
[0] != '-' && (!do_everything
||
2224 process_nonoption_arg(p
, cfg
))) {
2229 fprintf(stderr
, "%s: unrecognized option '%s'\n", appname
, p
);
2236 static void block_signal(int sig
, int block_it
) {
2240 sigaddset(&ss
, sig
);
2241 if(sigprocmask(block_it ? SIG_BLOCK
: SIG_UNBLOCK
, &ss
, 0) < 0) {
2242 perror("sigprocmask");
2248 * This function retrieves the character set encoding of a font. It
2249 * returns the character set without the X11 hack (in case the user
2250 * asks to use the font's own encoding).
2252 static int set_font_info(struct gui_data
*inst
, int fontid
)
2254 GdkFont
*font
= inst
->fonts
[fontid
];
2255 XFontStruct
*xfs
= GDK_FONT_XFONT(font
);
2256 Display
*disp
= GDK_FONT_XDISPLAY(font
);
2257 Atom charset_registry
, charset_encoding
;
2258 unsigned long registry_ret
, encoding_ret
;
2259 int retval
= CS_NONE
;
2261 charset_registry
= XInternAtom(disp
, "CHARSET_REGISTRY", False
);
2262 charset_encoding
= XInternAtom(disp
, "CHARSET_ENCODING", False
);
2263 inst
->fontinfo
[fontid
].charset
= CS_NONE
;
2264 inst
->fontinfo
[fontid
].is_wide
= 0;
2265 if (XGetFontProperty(xfs
, charset_registry
, ®istry_ret
) &&
2266 XGetFontProperty(xfs
, charset_encoding
, &encoding_ret
)) {
2268 reg
= XGetAtomName(disp
, (Atom
)registry_ret
);
2269 enc
= XGetAtomName(disp
, (Atom
)encoding_ret
);
2271 char *encoding
= dupcat(reg
, "-", enc
, NULL
);
2272 retval
= inst
->fontinfo
[fontid
].charset
=
2273 charset_from_xenc(encoding
);
2274 /* FIXME: when libcharset supports wide encodings fix this. */
2275 if (!strcasecmp(encoding
, "iso10646-1")) {
2276 inst
->fontinfo
[fontid
].is_wide
= 1;
2281 * Hack for X line-drawing characters: if the primary
2282 * font is encoded as ISO-8859-anything, and has valid
2283 * glyphs in the first 32 char positions, it is assumed
2284 * that those glyphs are the VT100 line-drawing
2287 * Actually, we'll hack even harder by only checking
2288 * position 0x19 (vertical line, VT100 linedrawing
2289 * `x'). Then we can check it easily by seeing if the
2290 * ascent and descent differ.
2292 if (inst
->fontinfo
[fontid
].charset
== CS_ISO8859_1
) {
2293 int lb
, rb
, wid
, asc
, desc
;
2298 gdk_string_extents(inst
->fonts
[fontid
], text
,
2299 &lb
, &rb
, &wid
, &asc
, &desc
);
2301 inst
->fontinfo
[fontid
].charset
= CS_ISO8859_1_X11
;
2311 int uxsel_input_add(int fd
, int rwx
) {
2313 if (rwx
& 1) flags
|= GDK_INPUT_READ
;
2314 if (rwx
& 2) flags
|= GDK_INPUT_WRITE
;
2315 if (rwx
& 4) flags
|= GDK_INPUT_EXCEPTION
;
2316 return gdk_input_add(fd
, flags
, fd_input_func
, NULL
);
2319 void uxsel_input_remove(int id
) {
2320 gdk_input_remove(id
);
2323 void setup_fonts_ucs(struct gui_data
*inst
)
2328 gdk_font_unref(inst
->fonts
[0]);
2330 gdk_font_unref(inst
->fonts
[1]);
2332 gdk_font_unref(inst
->fonts
[2]);
2334 gdk_font_unref(inst
->fonts
[3]);
2336 inst
->fonts
[0] = gdk_font_load(inst
->cfg
.font
.name
);
2337 if (!inst
->fonts
[0]) {
2338 fprintf(stderr
, "%s: unable to load font \"%s\"\n", appname
,
2339 inst
->cfg
.font
.name
);
2342 font_charset
= set_font_info(inst
, 0);
2343 if (inst
->cfg
.boldfont
.name
[0]) {
2344 inst
->fonts
[1] = gdk_font_load(inst
->cfg
.boldfont
.name
);
2345 if (!inst
->fonts
[1]) {
2346 fprintf(stderr
, "%s: unable to load bold font \"%s\"\n", appname
,
2347 inst
->cfg
.boldfont
.name
);
2350 set_font_info(inst
, 1);
2352 inst
->fonts
[1] = NULL
;
2353 if (inst
->cfg
.widefont
.name
[0]) {
2354 inst
->fonts
[2] = gdk_font_load(inst
->cfg
.widefont
.name
);
2355 if (!inst
->fonts
[2]) {
2356 fprintf(stderr
, "%s: unable to load wide font \"%s\"\n", appname
,
2357 inst
->cfg
.widefont
.name
);
2360 set_font_info(inst
, 2);
2362 inst
->fonts
[2] = NULL
;
2363 if (inst
->cfg
.wideboldfont
.name
[0]) {
2364 inst
->fonts
[3] = gdk_font_load(inst
->cfg
.wideboldfont
.name
);
2365 if (!inst
->fonts
[3]) {
2366 fprintf(stderr
, "%s: unable to load wide/bold font \"%s\"\n",
2367 appname
, inst
->cfg
.wideboldfont
.name
);
2370 set_font_info(inst
, 3);
2372 inst
->fonts
[3] = NULL
;
2374 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
2375 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
2377 inst
->direct_to_font
= init_ucs(&inst
->ucsdata
,
2378 inst
->cfg
.line_codepage
, font_charset
);
2381 void set_geom_hints(struct gui_data
*inst
)
2384 geom
.min_width
= inst
->font_width
+ 2*inst
->cfg
.window_border
;
2385 geom
.min_height
= inst
->font_height
+ 2*inst
->cfg
.window_border
;
2386 geom
.max_width
= geom
.max_height
= -1;
2387 geom
.base_width
= 2*inst
->cfg
.window_border
;
2388 geom
.base_height
= 2*inst
->cfg
.window_border
;
2389 geom
.width_inc
= inst
->font_width
;
2390 geom
.height_inc
= inst
->font_height
;
2391 geom
.min_aspect
= geom
.max_aspect
= 0;
2392 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
2393 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
2394 GDK_HINT_RESIZE_INC
);
2397 void clear_scrollback_menuitem(GtkMenuItem
*item
, gpointer data
)
2399 struct gui_data
*inst
= (struct gui_data
*)data
;
2400 term_clrsb(inst
->term
);
2403 void reset_terminal_menuitem(GtkMenuItem
*item
, gpointer data
)
2405 struct gui_data
*inst
= (struct gui_data
*)data
;
2406 term_pwron(inst
->term
);
2407 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2410 void copy_all_menuitem(GtkMenuItem
*item
, gpointer data
)
2412 struct gui_data
*inst
= (struct gui_data
*)data
;
2413 term_copyall(inst
->term
);
2416 void special_menuitem(GtkMenuItem
*item
, gpointer data
)
2418 struct gui_data
*inst
= (struct gui_data
*)data
;
2419 int code
= (int)gtk_object_get_data(GTK_OBJECT(item
), "user-data");
2421 inst
->back
->special(inst
->backhandle
, code
);
2424 void about_menuitem(GtkMenuItem
*item
, gpointer data
)
2426 struct gui_data
*inst
= (struct gui_data
*)data
;
2427 about_box(inst
->window
);
2430 void event_log_menuitem(GtkMenuItem
*item
, gpointer data
)
2432 struct gui_data
*inst
= (struct gui_data
*)data
;
2433 showeventlog(inst
->eventlogstuff
, inst
->window
);
2436 void change_settings_menuitem(GtkMenuItem
*item
, gpointer data
)
2438 /* This maps colour indices in inst->cfg to those used in inst->cols. */
2439 static const int ww
[] = {
2440 6, 7, 8, 9, 10, 11, 12, 13,
2441 14, 15, 16, 17, 18, 19, 20, 21,
2444 struct gui_data
*inst
= (struct gui_data
*)data
;
2445 char *title
= dupcat(appname
, " Reconfiguration", NULL
);
2446 Config cfg2
, oldcfg
;
2449 cfg2
= inst
->cfg
; /* structure copy */
2451 if (do_config_box(title
, &cfg2
, 1)) {
2453 oldcfg
= inst
->cfg
; /* structure copy */
2454 inst
->cfg
= cfg2
; /* structure copy */
2456 /* Pass new config data to the logging module */
2457 log_reconfig(inst
->logctx
, &cfg2
);
2459 * Flush the line discipline's edit buffer in the case
2460 * where local editing has just been disabled.
2462 ldisc_send(inst
->ldisc
, NULL
, 0, 0);
2463 /* Pass new config data to the terminal */
2464 term_reconfig(inst
->term
, &cfg2
);
2465 /* Pass new config data to the back end */
2466 inst
->back
->reconfig(inst
->backhandle
, &cfg2
);
2469 * Just setting inst->cfg is sufficient to cause colour
2470 * setting changes to appear on the next ESC]R palette
2471 * reset. But we should also check whether any colour
2472 * settings have been changed, and revert the ones that
2473 * have to the new default, on the assumption that the user
2474 * is most likely to want an immediate update.
2476 for (i
= 0; i
< NCOLOURS
; i
++) {
2477 if (oldcfg
.colours
[ww
[i
]][0] != cfg2
.colours
[ww
[i
]][0] ||
2478 oldcfg
.colours
[ww
[i
]][1] != cfg2
.colours
[ww
[i
]][1] ||
2479 oldcfg
.colours
[ww
[i
]][2] != cfg2
.colours
[ww
[i
]][2])
2480 real_palette_set(inst
, i
, cfg2
.colours
[ww
[i
]][0],
2481 cfg2
.colours
[ww
[i
]][1],
2482 cfg2
.colours
[ww
[i
]][2]);
2486 * If the scrollbar needs to be shown, hidden, or moved
2487 * from one end to the other of the window, do so now.
2489 if (oldcfg
.scrollbar
!= cfg2
.scrollbar
) {
2491 gtk_widget_show(inst
->sbar
);
2493 gtk_widget_hide(inst
->sbar
);
2495 if (oldcfg
.scrollbar_on_left
!= cfg2
.scrollbar_on_left
) {
2496 gtk_box_reorder_child(inst
->hbox
, inst
->sbar
,
2497 cfg2
.scrollbar_on_left ?
0 : 1);
2501 * Change the window title, if required.
2503 if (strcmp(oldcfg
.wintitle
, cfg2
.wintitle
))
2504 set_title(inst
, cfg2
.wintitle
);
2507 * Redo the whole tangled fonts and Unicode mess if
2510 if (strcmp(oldcfg
.font
.name
, cfg2
.font
.name
) ||
2511 strcmp(oldcfg
.boldfont
.name
, cfg2
.boldfont
.name
) ||
2512 strcmp(oldcfg
.widefont
.name
, cfg2
.widefont
.name
) ||
2513 strcmp(oldcfg
.wideboldfont
.name
, cfg2
.wideboldfont
.name
) ||
2514 strcmp(oldcfg
.line_codepage
, cfg2
.line_codepage
)) {
2515 setup_fonts_ucs(inst
);
2521 * Resize the window.
2523 if (oldcfg
.width
!= cfg2
.width
|| oldcfg
.height
!= cfg2
.height
||
2524 oldcfg
.window_border
!= cfg2
.window_border
|| need_size
) {
2525 set_geom_hints(inst
);
2526 request_resize(inst
, cfg2
.width
, cfg2
.height
);
2529 * The above will have caused a call to term_size() for
2530 * us if it happened. If the user has fiddled with only
2531 * the scrollback size, the above will not have
2532 * happened and we will need an explicit term_size()
2535 if (oldcfg
.savelines
!= cfg2
.savelines
)
2536 term_size(inst
->term
, inst
->term
->rows
, inst
->term
->cols
,
2540 term_invalidate(inst
->term
);
2545 void update_specials_menu(void *frontend
)
2547 struct gui_data
*inst
= (struct gui_data
*)frontend
;
2549 const struct telnet_special
*specials
;
2551 specials
= inst
->back
->get_specials(inst
->backhandle
);
2552 gtk_container_foreach(GTK_CONTAINER(inst
->specialsmenu
),
2553 (GtkCallback
)gtk_widget_destroy
, NULL
);
2556 GtkWidget
*menuitem
;
2557 for (i
= 0; specials
[i
].name
; i
++) {
2558 if (*specials
[i
].name
) {
2559 menuitem
= gtk_menu_item_new_with_label(specials
[i
].name
);
2560 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
2561 (gpointer
)specials
[i
].code
);
2562 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
2563 GTK_SIGNAL_FUNC(special_menuitem
), inst
);
2565 menuitem
= gtk_menu_item_new();
2566 gtk_container_add(GTK_CONTAINER(inst
->specialsmenu
), menuitem
);
2567 gtk_widget_show(menuitem
);
2569 gtk_widget_show(inst
->specialsitem1
);
2570 gtk_widget_show(inst
->specialsitem2
);
2572 gtk_widget_hide(inst
->specialsitem1
);
2573 gtk_widget_hide(inst
->specialsitem2
);
2577 int pt_main(int argc
, char **argv
)
2579 extern Backend
*select_backend(Config
*cfg
);
2580 extern int cfgbox(Config
*cfg
);
2581 struct gui_data
*inst
;
2583 /* defer any child exit handling until we're ready to deal with
2585 block_signal(SIGCHLD
, 1);
2587 gtk_init(&argc
, &argv
);
2590 * Create an instance structure and initialise to zeroes
2592 inst
= snew(struct gui_data
);
2593 memset(inst
, 0, sizeof(*inst
));
2594 inst
->alt_keycode
= -1; /* this one needs _not_ to be zero */
2596 if (do_cmdline(argc
, argv
, 0, inst
, &inst
->cfg
))
2597 exit(1); /* pre-defaults pass to get -class */
2598 do_defaults(NULL
, &inst
->cfg
);
2599 if (do_cmdline(argc
, argv
, 1, inst
, &inst
->cfg
))
2600 exit(1); /* post-defaults, do everything */
2602 cmdline_run_saved(&inst
->cfg
);
2604 if (!*inst
->cfg
.host
&& !cfgbox(&inst
->cfg
))
2605 exit(0); /* config box hit Cancel */
2607 if (!compound_text_atom
)
2608 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
2609 if (!utf8_string_atom
)
2610 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
2612 setup_fonts_ucs(inst
);
2614 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
2617 * Set up the colour map.
2619 palette_reset(inst
);
2621 inst
->width
= inst
->cfg
.width
;
2622 inst
->height
= inst
->cfg
.height
;
2624 inst
->area
= gtk_drawing_area_new();
2625 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
2626 inst
->font_width
* inst
->cfg
.width
+ 2*inst
->cfg
.window_border
,
2627 inst
->font_height
* inst
->cfg
.height
+ 2*inst
->cfg
.window_border
);
2628 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
2629 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
2630 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
2632 * We always create the scrollbar; it remains invisible if
2633 * unwanted, so we can pop it up quickly if it suddenly becomes
2636 if (inst
->cfg
.scrollbar_on_left
)
2637 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2638 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
2639 if (!inst
->cfg
.scrollbar_on_left
)
2640 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
2642 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
2644 set_geom_hints(inst
);
2646 gtk_widget_show(inst
->area
);
2647 if (inst
->cfg
.scrollbar
)
2648 gtk_widget_show(inst
->sbar
);
2650 gtk_widget_hide(inst
->sbar
);
2651 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
2654 int x
= inst
->xpos
, y
= inst
->ypos
;
2656 gtk_widget_size_request(GTK_WIDGET(inst
->window
), &req
);
2657 if (inst
->gravity
& 1) x
+= gdk_screen_width() - req
.width
;
2658 if (inst
->gravity
& 2) y
+= gdk_screen_height() - req
.height
;
2659 gtk_window_set_position(GTK_WINDOW(inst
->window
), GTK_WIN_POS_NONE
);
2660 gtk_widget_set_uposition(GTK_WIDGET(inst
->window
), x
, y
);
2663 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
2664 GTK_SIGNAL_FUNC(destroy
), inst
);
2665 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
2666 GTK_SIGNAL_FUNC(delete_window
), inst
);
2667 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
2668 GTK_SIGNAL_FUNC(key_event
), inst
);
2669 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
2670 GTK_SIGNAL_FUNC(key_event
), inst
);
2671 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
2672 GTK_SIGNAL_FUNC(focus_event
), inst
);
2673 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
2674 GTK_SIGNAL_FUNC(focus_event
), inst
);
2675 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
2676 GTK_SIGNAL_FUNC(configure_area
), inst
);
2677 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
2678 GTK_SIGNAL_FUNC(expose_area
), inst
);
2679 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
2680 GTK_SIGNAL_FUNC(button_event
), inst
);
2681 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
2682 GTK_SIGNAL_FUNC(button_event
), inst
);
2683 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
2684 GTK_SIGNAL_FUNC(motion_event
), inst
);
2685 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
2686 GTK_SIGNAL_FUNC(selection_received
), inst
);
2687 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
2688 GTK_SIGNAL_FUNC(selection_get
), inst
);
2689 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
2690 GTK_SIGNAL_FUNC(selection_clear
), inst
);
2691 if (inst
->cfg
.scrollbar
)
2692 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
2693 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
2694 gtk_timeout_add(20, timer_func
, inst
);
2695 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
2696 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
2697 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
2698 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
2700 gtk_widget_show(inst
->window
);
2702 set_window_background(inst
);
2705 * Set up the Ctrl+rightclick context menu.
2708 GtkWidget
*menuitem
;
2710 extern const int use_event_log
;
2712 inst
->menu
= gtk_menu_new();
2714 #define MKMENUITEM(title, func) do { \
2715 menuitem = title ? gtk_menu_item_new_with_label(title) : \
2716 gtk_menu_item_new(); \
2717 gtk_container_add(GTK_CONTAINER(inst->menu), menuitem); \
2718 gtk_widget_show(menuitem); \
2720 gtk_signal_connect(GTK_OBJECT(menuitem), "activate", \
2721 GTK_SIGNAL_FUNC(func), inst); \
2723 MKMENUITEM("Change Settings", change_settings_menuitem
);
2724 MKMENUITEM(NULL
, NULL
);
2726 MKMENUITEM("Event Log", event_log_menuitem
);
2727 MKMENUITEM("Special Commands", NULL
);
2728 inst
->specialsmenu
= gtk_menu_new();
2729 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), inst
->specialsmenu
);
2730 inst
->specialsitem1
= menuitem
;
2731 MKMENUITEM(NULL
, NULL
);
2732 inst
->specialsitem2
= menuitem
;
2733 MKMENUITEM("Clear Scrollback", clear_scrollback_menuitem
);
2734 MKMENUITEM("Reset Terminal", reset_terminal_menuitem
);
2735 MKMENUITEM("Copy All", copy_all_menuitem
);
2736 MKMENUITEM(NULL
, NULL
);
2737 s
= dupcat("About ", appname
, NULL
);
2738 MKMENUITEM(s
, about_menuitem
);
2743 inst
->textcursor
= make_mouse_ptr(inst
, GDK_XTERM
);
2744 inst
->rawcursor
= make_mouse_ptr(inst
, GDK_LEFT_PTR
);
2745 inst
->blankcursor
= make_mouse_ptr(inst
, -1);
2746 make_mouse_ptr(inst
, -2); /* clean up cursor font */
2747 inst
->currcursor
= inst
->textcursor
;
2748 show_mouseptr(inst
, 1);
2750 inst
->eventlogstuff
= eventlogstuff_new();
2752 inst
->term
= term_init(&inst
->cfg
, &inst
->ucsdata
, inst
);
2753 inst
->logctx
= log_init(inst
, &inst
->cfg
);
2754 term_provide_logctx(inst
->term
, inst
->logctx
);
2758 term_size(inst
->term
, inst
->cfg
.height
, inst
->cfg
.width
, inst
->cfg
.savelines
);
2760 inst
->back
= select_backend(&inst
->cfg
);
2762 char *realhost
, *error
;
2764 error
= inst
->back
->init((void *)inst
, &inst
->backhandle
,
2765 &inst
->cfg
, inst
->cfg
.host
, inst
->cfg
.port
,
2766 &realhost
, inst
->cfg
.tcp_nodelay
);
2769 char *msg
= dupprintf("Unable to open connection to %s:\n%s",
2770 inst
->cfg
.host
, error
);
2771 inst
->exited
= TRUE
;
2772 fatal_message_box(inst
->window
, msg
);
2777 if (inst
->cfg
.wintitle
[0])
2778 set_title(inst
, inst
->cfg
.wintitle
);
2780 char *title
= make_default_wintitle(realhost
);
2781 set_title(inst
, title
);
2785 inst
->back
->provide_logctx(inst
->backhandle
, inst
->logctx
);
2786 update_specials_menu(inst
);
2788 term_provide_resize_fn(inst
->term
, inst
->back
->size
, inst
->backhandle
);
2791 ldisc_create(&inst
->cfg
, inst
->term
, inst
->back
, inst
->backhandle
, inst
);
2792 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
2794 /* now we're reday to deal with the child exit handler being
2796 block_signal(SIGCHLD
, 0);
2798 inst
->exited
= FALSE
;