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.
17 #include <sys/types.h>
20 #include <X11/Xutil.h>
22 #include <gdk/gdkkeysyms.h>
24 #define PUTTY_DO_GLOBALS /* actually _define_ globals */
28 #define CAT2(x,y) x ## y
29 #define CAT(x,y) CAT2(x,y)
30 #define ASSERT(x) enum {CAT(assertion_,__LINE__) = 1 / (x)}
32 #define NCOLOURS (lenof(((Config *)0)->colours))
35 GtkWidget
*window
, *area
, *sbar
;
37 GtkAdjustment
*sbar_adjust
;
39 GdkFont
*fonts
[2]; /* normal and bold (for now!) */
40 GdkCursor
*rawcursor
, *textcursor
, *blankcursor
, *currcursor
;
41 GdkColor cols
[NCOLOURS
];
43 wchar_t *pastein_data
;
46 int pasteout_data_len
;
47 int font_width
, font_height
;
50 guint term_paste_idle_id
;
51 GdkAtom compound_text_atom
;
53 char wintitle
[sizeof(((Config
*)0)->wintitle
)];
54 char icontitle
[sizeof(((Config
*)0)->wintitle
)];
55 int master_fd
, master_func_id
, exited
;
61 static struct gui_data the_inst
;
62 static struct gui_data
*inst
= &the_inst
; /* so we always write `inst->' */
63 static int send_raw_mouse
;
65 void ldisc_update(void *frontend
, int echo
, int edit
)
68 * This is a stub in pterm. If I ever produce a Unix
69 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
70 * then it will require some termios manoeuvring analogous to
71 * that in the Windows plink.c, but here it's meaningless.
75 int askappend(char *filename
)
78 * Logging in an xterm-alike is liable to be something you only
79 * do at serious diagnostic need. Hence, I'm going to take the
80 * easy option for now and assume we always want to overwrite
81 * log files. I can always make it properly configurable later.
86 void logevent(char *string
)
89 * This is not a very helpful function: events are logged
90 * pretty much exclusively by the back end, and our pty back
91 * end is self-contained. So we need do nothing.
95 int font_dimension(int which
) /* 0 for width, 1 for height */
98 return inst
->font_height
;
100 return inst
->font_width
;
104 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
105 * into a cooked one (SELECT, EXTEND, PASTE).
107 * In Unix, this is not configurable; the X button arrangement is
108 * rock-solid across all applications, everyone has a three-button
109 * mouse or a means of faking it, and there is no need to switch
110 * buttons around at all.
112 Mouse_Button
translate_button(Mouse_Button button
)
114 if (button
== MBT_LEFT
)
116 if (button
== MBT_MIDDLE
)
118 if (button
== MBT_RIGHT
)
120 return 0; /* shouldn't happen */
124 * Minimise or restore the window in response to a server-side
127 void set_iconic(int iconic
)
130 * GTK 1.2 doesn't know how to do this.
132 #if GTK_CHECK_VERSION(2,0,0)
134 gtk_window_iconify(GTK_WINDOW(inst
->window
));
136 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
141 * Move the window in response to a server-side request.
143 void move_window(int x
, int y
)
146 * I assume that when the GTK version of this call is available
147 * we should use it. Not sure how it differs from the GDK one,
150 #if GTK_CHECK_VERSION(2,0,0)
151 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
153 gdk_window_move(inst
->window
->window
, x
, y
);
158 * Move the window to the top or bottom of the z-order in response
159 * to a server-side request.
161 void set_zorder(int top
)
164 gdk_window_raise(inst
->window
->window
);
166 gdk_window_lower(inst
->window
->window
);
170 * Refresh the window in response to a server-side request.
172 void refresh_window(void)
174 term_invalidate(term
);
178 * Maximise or restore the window in response to a server-side
181 void set_zoomed(int zoomed
)
184 * GTK 1.2 doesn't know how to do this.
186 #if GTK_CHECK_VERSION(2,0,0)
188 gtk_window_maximize(GTK_WINDOW(inst
->window
));
190 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
195 * Report whether the window is iconic, for terminal reports.
199 return !gdk_window_is_viewable(inst
->window
->window
);
203 * Report the window's position, for terminal reports.
205 void get_window_pos(int *x
, int *y
)
208 * I assume that when the GTK version of this call is available
209 * we should use it. Not sure how it differs from the GDK one,
212 #if GTK_CHECK_VERSION(2,0,0)
213 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
215 gdk_window_get_position(inst
->window
->window
, x
, y
);
220 * Report the window's pixel size, for terminal reports.
222 void get_window_pixels(int *x
, int *y
)
225 * I assume that when the GTK version of this call is available
226 * we should use it. Not sure how it differs from the GDK one,
229 #if GTK_CHECK_VERSION(2,0,0)
230 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
232 gdk_window_get_size(inst
->window
->window
, x
, y
);
237 * Return the window or icon title.
239 char *get_window_title(int icon
)
241 return icon ? inst
->wintitle
: inst
->icontitle
;
244 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
247 * We could implement warn-on-close here if we really wanted
253 void show_mouseptr(int show
)
255 if (!cfg
.hide_mouseptr
)
258 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
260 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
261 inst
->mouseptr_visible
= show
;
264 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
266 struct gui_data
*inst
= (struct gui_data
*)data
;
267 int w
, h
, need_size
= 0;
269 w
= (event
->width
- 2*cfg
.window_border
) / inst
->font_width
;
270 h
= (event
->height
- 2*cfg
.window_border
) / inst
->font_height
;
272 if (w
!= cfg
.width
|| h
!= cfg
.height
) {
274 gdk_pixmap_unref(inst
->pixmap
);
284 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
285 (cfg
.width
* inst
->font_width
+
286 2*cfg
.window_border
),
287 (cfg
.height
* inst
->font_height
+
288 2*cfg
.window_border
), -1);
290 gc
= gdk_gc_new(inst
->area
->window
);
291 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
292 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
293 cfg
.width
* inst
->font_width
+ 2*cfg
.window_border
,
294 cfg
.height
* inst
->font_height
+ 2*cfg
.window_border
);
299 term_size(term
, h
, w
, cfg
.savelines
);
305 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
307 /* struct gui_data *inst = (struct gui_data *)data; */
310 * Pass the exposed rectangle to terminal.c, which will call us
311 * back to do the actual painting.
314 gdk_draw_pixmap(widget
->window
,
315 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
317 event
->area
.x
, event
->area
.y
,
318 event
->area
.x
, event
->area
.y
,
319 event
->area
.width
, event
->area
.height
);
324 #define KEY_PRESSED(k) \
325 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
327 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
329 /* struct gui_data *inst = (struct gui_data *)data; */
333 /* By default, nothing is generated. */
337 * If Alt is being released after typing an Alt+numberpad
338 * sequence, we should generate the code that was typed.
340 if (event
->type
== GDK_KEY_RELEASE
&&
341 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
342 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
343 inst
->alt_keycode
>= 0) {
345 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
347 output
[0] = inst
->alt_keycode
;
352 if (event
->type
== GDK_KEY_PRESS
) {
356 printf("keypress: keyval = %04x, state = %08x; string =",
357 event
->keyval
, event
->state
);
358 for (i
= 0; event
->string
[i
]; i
++)
359 printf(" %02x", (unsigned char) event
->string
[i
]);
365 * NYI: Compose key (!!! requires Unicode faff before even trying)
369 * If Alt has just been pressed, we start potentially
370 * accumulating an Alt+numberpad code. We do this by
371 * setting alt_keycode to -1 (nothing yet but plausible).
373 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
374 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
375 inst
->alt_keycode
= -1;
376 goto done
; /* this generates nothing else */
380 * If we're seeing a numberpad key press with Mod1 down,
381 * consider adding it to alt_keycode if that's sensible.
382 * Anything _else_ with Mod1 down cancels any possibility
383 * of an ALT keycode: we set alt_keycode to -2.
385 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
387 switch (event
->keyval
) {
388 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
389 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
390 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
391 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
392 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
393 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
394 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
395 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
396 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
397 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
400 inst
->alt_keycode
= -2; /* it's invalid */
403 printf("Adding digit %d to keycode %d", digit
,
406 if (inst
->alt_keycode
== -1)
407 inst
->alt_keycode
= digit
; /* one-digit code */
409 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
411 printf(" gives new code %d\n", inst
->alt_keycode
);
413 /* Having used this digit, we now do nothing more with it. */
419 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
422 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
423 term_scroll(term
, 0, -cfg
.height
/2);
426 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
427 term_scroll(term
, 0, +cfg
.height
/2);
432 * Neither does Shift-Ins.
434 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
439 /* ALT+things gives leading Escape. */
441 strncpy(output
+1, event
->string
, 31);
443 end
= strlen(output
);
444 if (event
->state
& GDK_MOD1_MASK
) {
446 if (end
== 1) end
= 0;
450 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
451 if (!event
->string
[0] && event
->keyval
== '`' &&
452 (event
->state
& GDK_CONTROL_MASK
)) {
457 /* Control-Break is the same as Control-C */
458 if (event
->keyval
== GDK_Break
&&
459 (event
->state
& GDK_CONTROL_MASK
)) {
464 /* Control-2, Control-Space and Control-@ are NUL */
465 if (!event
->string
[0] &&
466 (event
->keyval
== ' ' || event
->keyval
== '2' ||
467 event
->keyval
== '@') &&
468 (event
->state
& (GDK_SHIFT_MASK
|
469 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
474 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
475 if (!event
->string
[0] && event
->keyval
== ' ' &&
476 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
477 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
482 /* We don't let GTK tell us what Backspace is! We know better. */
483 if (event
->keyval
== GDK_BackSpace
&&
484 !(event
->state
& GDK_SHIFT_MASK
)) {
485 output
[1] = cfg
.bksp_is_delete ?
'\x7F' : '\x08';
488 /* For Shift Backspace, do opposite of what is configured. */
489 if (event
->keyval
== GDK_BackSpace
&&
490 (event
->state
& GDK_SHIFT_MASK
)) {
491 output
[1] = cfg
.bksp_is_delete ?
'\x08' : '\x7F';
495 /* Shift-Tab is ESC [ Z */
496 if (event
->keyval
== GDK_ISO_Left_Tab
||
497 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
498 end
= 1 + sprintf(output
+1, "\033[Z");
502 * NetHack keypad mode.
504 if (cfg
.nethack_keypad
) {
506 switch (event
->keyval
) {
507 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
508 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
509 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
510 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
511 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
512 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
513 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
514 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
515 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
519 if (event
->state
& GDK_SHIFT_MASK
)
528 * Application keypad mode.
530 if (term
->app_keypad_keys
&& !cfg
.no_applic_k
) {
532 switch (event
->keyval
) {
533 case GDK_Num_Lock
: xkey
= 'P'; break;
534 case GDK_KP_Divide
: xkey
= 'Q'; break;
535 case GDK_KP_Multiply
: xkey
= 'R'; break;
536 case GDK_KP_Subtract
: xkey
= 'S'; break;
538 * Keypad + is tricky. It covers a space that would
539 * be taken up on the VT100 by _two_ keys; so we
540 * let Shift select between the two. Worse still,
541 * in xterm function key mode we change which two...
544 if (cfg
.funky_type
== 2) {
545 if (event
->state
& GDK_SHIFT_MASK
)
549 } else if (event
->state
& GDK_SHIFT_MASK
)
554 case GDK_KP_Enter
: xkey
= 'M'; break;
555 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
556 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
557 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
558 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
559 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
560 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
561 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
562 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
563 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
564 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
565 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
568 if (term
->vt52_mode
) {
569 if (xkey
>= 'P' && xkey
<= 'S')
570 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
572 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
574 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
580 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
581 * for integer decimal nn.)
583 * We also deal with the weird ones here. Linux VCs replace F1
584 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
585 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
590 switch (event
->keyval
) {
592 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
595 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
598 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
601 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
604 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
607 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
610 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
613 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
616 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
619 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
652 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
653 case GDK_Home
: case GDK_KP_Home
:
656 case GDK_Insert
: case GDK_KP_Insert
:
659 case GDK_Delete
: case GDK_KP_Delete
:
662 case GDK_End
: case GDK_KP_End
:
665 case GDK_Page_Up
: case GDK_KP_Page_Up
:
668 case GDK_Page_Down
: case GDK_KP_Page_Down
:
672 /* Reorder edit keys to physical order */
673 if (cfg
.funky_type
== 3 && code
<= 6)
674 code
= "\0\2\1\4\5\3\6"[code
];
676 if (term
->vt52_mode
&& code
> 0 && code
<= 6) {
677 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
681 if (cfg
.funky_type
== 5 && /* SCO function keys */
682 code
>= 11 && code
<= 34) {
683 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
685 switch (event
->keyval
) {
686 case GDK_F1
: index
= 0; break;
687 case GDK_F2
: index
= 1; break;
688 case GDK_F3
: index
= 2; break;
689 case GDK_F4
: index
= 3; break;
690 case GDK_F5
: index
= 4; break;
691 case GDK_F6
: index
= 5; break;
692 case GDK_F7
: index
= 6; break;
693 case GDK_F8
: index
= 7; break;
694 case GDK_F9
: index
= 8; break;
695 case GDK_F10
: index
= 9; break;
696 case GDK_F11
: index
= 10; break;
697 case GDK_F12
: index
= 11; break;
699 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
700 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
701 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
704 if (cfg
.funky_type
== 5 && /* SCO small keypad */
705 code
>= 1 && code
<= 6) {
706 char codes
[] = "HL.FIG";
711 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
715 if ((term
->vt52_mode
|| cfg
.funky_type
== 4) &&
716 code
>= 11 && code
<= 24) {
723 end
= 1 + sprintf(output
+1,
724 "\x1B%c", code
+ 'P' - 11 - offt
);
726 end
= 1 + sprintf(output
+1,
727 "\x1BO%c", code
+ 'P' - 11 - offt
);
730 if (cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
731 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
734 if (cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
736 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
738 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
741 if (cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
742 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
746 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
752 * Cursor keys. (This includes the numberpad cursor keys,
753 * if we haven't already done them due to app keypad mode.)
755 * Here we also process un-numlocked un-appkeypadded KP5,
756 * which sends ESC [ G.
760 switch (event
->keyval
) {
761 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
762 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
763 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
764 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
765 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
769 * The arrow keys normally do ESC [ A and so on. In
770 * app cursor keys mode they do ESC O A instead.
771 * Ctrl toggles the two modes.
773 if (term
->vt52_mode
) {
774 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
775 } else if (!term
->app_cursor_keys
^
776 !(event
->state
& GDK_CONTROL_MASK
)) {
777 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
779 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
792 printf("generating sequence:");
793 for (i
= start
; i
< end
; i
++)
794 printf(" %02x", (unsigned char) output
[i
]);
798 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
800 term_seen_key_event(term
);
807 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
809 struct gui_data
*inst
= (struct gui_data
*)data
;
810 int shift
, ctrl
, alt
, x
, y
, button
, act
;
814 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
815 term_scroll(term
, 0, -5);
818 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
819 term_scroll(term
, 0, +5);
823 shift
= event
->state
& GDK_SHIFT_MASK
;
824 ctrl
= event
->state
& GDK_CONTROL_MASK
;
825 alt
= event
->state
& GDK_MOD1_MASK
;
826 if (event
->button
== 1)
828 else if (event
->button
== 2)
830 else if (event
->button
== 3)
833 return FALSE
; /* don't even know what button! */
835 switch (event
->type
) {
836 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
837 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
838 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
839 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
840 default: return FALSE
; /* don't know this event type */
843 if (send_raw_mouse
&& !(cfg
.mouse_override
&& shift
) &&
844 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
845 return TRUE
; /* we ignore these in raw mouse mode */
847 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
848 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
850 term_mouse(term
, button
, act
, x
, y
, shift
, ctrl
, alt
);
855 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
857 struct gui_data
*inst
= (struct gui_data
*)data
;
858 int shift
, ctrl
, alt
, x
, y
, button
;
862 shift
= event
->state
& GDK_SHIFT_MASK
;
863 ctrl
= event
->state
& GDK_CONTROL_MASK
;
864 alt
= event
->state
& GDK_MOD1_MASK
;
865 if (event
->state
& GDK_BUTTON1_MASK
)
867 else if (event
->state
& GDK_BUTTON2_MASK
)
869 else if (event
->state
& GDK_BUTTON3_MASK
)
872 return FALSE
; /* don't even know what button! */
874 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
875 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
877 term_mouse(term
, button
, MA_DRAG
, x
, y
, shift
, ctrl
, alt
);
882 void done_with_pty(struct gui_data
*inst
)
884 extern void pty_close(void);
886 if (inst
->master_fd
>= 0) {
888 inst
->master_fd
= -1;
889 gtk_input_remove(inst
->master_func_id
);
892 if (!inst
->exited
&& inst
->back
->exitcode(inst
->backhandle
) >= 0) {
893 int exitcode
= inst
->back
->exitcode(inst
->backhandle
);
896 clean
= WIFEXITED(exitcode
) && (WEXITSTATUS(exitcode
) == 0);
899 * Terminate now, if the Close On Exit setting is
902 if (cfg
.close_on_exit
== COE_ALWAYS
||
903 (cfg
.close_on_exit
== COE_NORMAL
&& clean
))
907 * Otherwise, output an indication that the session has
912 if (WIFEXITED(exitcode
))
913 sprintf(message
, "\r\n[pterm: process terminated with exit"
914 " code %d]\r\n", WEXITSTATUS(exitcode
));
915 else if (WIFSIGNALED(exitcode
))
916 #ifdef HAVE_NO_STRSIGNAL
917 sprintf(message
, "\r\n[pterm: process terminated on signal"
918 " %d]\r\n", WTERMSIG(exitcode
));
920 sprintf(message
, "\r\n[pterm: process terminated on signal"
921 " %d (%.400s)]\r\n", WTERMSIG(exitcode
),
922 strsignal(WTERMSIG(exitcode
)));
924 from_backend((void *)term
, 0, message
, strlen(message
));
930 void frontend_keypress(void *handle
)
932 struct gui_data
*inst
= (struct gui_data
*)handle
;
935 * If our child process has exited but not closed, terminate on
942 gint
timer_func(gpointer data
)
944 struct gui_data
*inst
= (struct gui_data
*)data
;
946 if (inst
->back
->exitcode(inst
->backhandle
) >= 0) {
948 * The primary child process died. We could keep the
949 * terminal open for remaining subprocesses to output to,
950 * but conventional wisdom seems to feel that that's the
951 * Wrong Thing for an xterm-alike, so we bail out now
952 * (though we don't necessarily _close_ the window,
953 * depending on the state of Close On Exit). This would be
954 * easy enough to change or make configurable if necessary.
964 void pty_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
966 struct gui_data
*inst
= (struct gui_data
*)data
;
970 ret
= read(sourcefd
, buf
, sizeof(buf
));
973 * Clean termination condition is that either ret == 0, or ret
974 * < 0 and errno == EIO. Not sure why the latter, but it seems
977 if (ret
== 0 || (ret
< 0 && errno
== EIO
)) {
979 } else if (ret
< 0) {
980 perror("read pty master");
983 from_backend(term
, 0, buf
, ret
);
988 void destroy(GtkWidget
*widget
, gpointer data
)
993 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
995 term
->has_focus
= event
->in
;
1003 * set or clear the "raw mouse message" mode
1005 void set_raw_mouse_mode(int activate
)
1007 activate
= activate
&& !cfg
.no_mouse_rep
;
1008 send_raw_mouse
= activate
;
1010 inst
->currcursor
= inst
->rawcursor
;
1012 inst
->currcursor
= inst
->textcursor
;
1013 show_mouseptr(inst
->mouseptr_visible
);
1016 void request_resize(int w
, int h
)
1018 int large_x
, large_y
;
1019 int offset_x
, offset_y
;
1021 GtkRequisition inner
, outer
;
1024 * This is a heinous hack dreamed up by the gnome-terminal
1025 * people to get around a limitation in gtk. The problem is
1026 * that in order to set the size correctly we really need to be
1027 * calling gtk_window_resize - but that needs to know the size
1028 * of the _whole window_, not the drawing area. So what we do
1029 * is to set an artificially huge size request on the drawing
1030 * area, recompute the resulting size request on the window,
1031 * and look at the difference between the two. That gives us
1032 * the x and y offsets we need to translate drawing area size
1033 * into window size for real, and then we call
1034 * gtk_window_resize.
1038 * We start by retrieving the current size of the whole window.
1039 * Adding a bit to _that_ will give us a value we can use as a
1040 * bogus size request which guarantees to be bigger than the
1041 * current size of the drawing area.
1043 get_window_pixels(&large_x
, &large_y
);
1047 #if GTK_CHECK_VERSION(2,0,0)
1048 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1050 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1052 gtk_widget_size_request(inst
->area
, &inner
);
1053 gtk_widget_size_request(inst
->window
, &outer
);
1055 offset_x
= outer
.width
- inner
.width
;
1056 offset_y
= outer
.height
- inner
.height
;
1058 area_x
= inst
->font_width
* w
+ 2*cfg
.window_border
;
1059 area_y
= inst
->font_height
* h
+ 2*cfg
.window_border
;
1062 * Now we must set the size request on the drawing area back to
1063 * something sensible before we commit the real resize. Best
1064 * way to do this, I think, is to set it to what the size is
1065 * really going to end up being.
1067 #if GTK_CHECK_VERSION(2,0,0)
1068 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1070 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1073 #if GTK_CHECK_VERSION(2,0,0)
1074 gtk_window_resize(GTK_WINDOW(inst
->window
),
1075 area_x
+ offset_x
, area_y
+ offset_y
);
1077 gdk_window_resize(inst
->window
->window
,
1078 area_x
+ offset_x
, area_y
+ offset_y
);
1082 void real_palette_set(int n
, int r
, int g
, int b
)
1084 gboolean success
[1];
1086 inst
->cols
[n
].red
= r
* 0x0101;
1087 inst
->cols
[n
].green
= g
* 0x0101;
1088 inst
->cols
[n
].blue
= b
* 0x0101;
1090 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1091 FALSE
, FALSE
, success
);
1093 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1097 void set_window_background(void)
1099 if (inst
->area
&& inst
->area
->window
)
1100 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1101 if (inst
->window
&& inst
->window
->window
)
1102 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1105 void palette_set(int n
, int r
, int g
, int b
)
1107 static const int first
[21] = {
1108 0, 2, 4, 6, 8, 10, 12, 14,
1109 1, 3, 5, 7, 9, 11, 13, 15,
1112 real_palette_set(first
[n
], r
, g
, b
);
1114 real_palette_set(first
[n
] + 1, r
, g
, b
);
1116 set_window_background();
1119 void palette_reset(void)
1121 /* This maps colour indices in cfg to those used in inst->cols. */
1122 static const int ww
[] = {
1123 6, 7, 8, 9, 10, 11, 12, 13,
1124 14, 15, 16, 17, 18, 19, 20, 21,
1127 gboolean success
[NCOLOURS
];
1130 assert(lenof(ww
) == NCOLOURS
);
1132 if (!inst
->colmap
) {
1133 inst
->colmap
= gdk_colormap_get_system();
1135 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1138 for (i
= 0; i
< NCOLOURS
; i
++) {
1139 inst
->cols
[i
].red
= cfg
.colours
[ww
[i
]][0] * 0x0101;
1140 inst
->cols
[i
].green
= cfg
.colours
[ww
[i
]][1] * 0x0101;
1141 inst
->cols
[i
].blue
= cfg
.colours
[ww
[i
]][2] * 0x0101;
1144 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1145 FALSE
, FALSE
, success
);
1146 for (i
= 0; i
< NCOLOURS
; i
++) {
1148 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1149 i
, cfg
.colours
[i
][0], cfg
.colours
[i
][1], cfg
.colours
[i
][2]);
1152 set_window_background();
1155 void write_clip(wchar_t * data
, int len
, int must_deselect
)
1157 if (inst
->pasteout_data
)
1158 sfree(inst
->pasteout_data
);
1159 inst
->pasteout_data
= smalloc(len
);
1160 inst
->pasteout_data_len
= len
;
1161 wc_to_mb(0, 0, data
, len
, inst
->pasteout_data
, inst
->pasteout_data_len
,
1164 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1165 GDK_CURRENT_TIME
)) {
1166 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1167 GDK_SELECTION_TYPE_STRING
, 1);
1168 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1169 inst
->compound_text_atom
, 1);
1173 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1174 guint info
, guint time_stamp
, gpointer data
)
1176 gtk_selection_data_set(seldata
, GDK_SELECTION_TYPE_STRING
, 8,
1177 inst
->pasteout_data
, inst
->pasteout_data_len
);
1180 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1183 term_deselect(term
);
1184 if (inst
->pasteout_data
)
1185 sfree(inst
->pasteout_data
);
1186 inst
->pasteout_data
= NULL
;
1187 inst
->pasteout_data_len
= 0;
1191 void request_paste(void)
1194 * In Unix, pasting is asynchronous: all we can do at the
1195 * moment is to call gtk_selection_convert(), and when the data
1196 * comes back _then_ we can call term_do_paste().
1198 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1199 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1202 gint
idle_paste_func(gpointer data
); /* forward ref */
1204 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1207 if (seldata
->length
<= 0 ||
1208 seldata
->type
!= GDK_SELECTION_TYPE_STRING
)
1209 return; /* Nothing happens. */
1211 if (inst
->pastein_data
)
1212 sfree(inst
->pastein_data
);
1214 inst
->pastein_data
= smalloc(seldata
->length
* sizeof(wchar_t));
1215 inst
->pastein_data_len
= seldata
->length
;
1216 mb_to_wc(0, 0, seldata
->data
, seldata
->length
,
1217 inst
->pastein_data
, inst
->pastein_data_len
);
1219 term_do_paste(term
);
1221 if (term_paste_pending(term
))
1222 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1225 gint
idle_paste_func(gpointer data
)
1227 struct gui_data
*inst
= (struct gui_data
*)data
;
1229 if (term_paste_pending(term
))
1232 gtk_idle_remove(inst
->term_paste_idle_id
);
1238 void get_clip(wchar_t ** p
, int *len
)
1241 *p
= inst
->pastein_data
;
1242 *len
= inst
->pastein_data_len
;
1246 void set_title(char *title
)
1248 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1249 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1250 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1253 void set_icon(char *title
)
1255 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1256 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1257 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1260 void set_sbar(int total
, int start
, int page
)
1264 inst
->sbar_adjust
->lower
= 0;
1265 inst
->sbar_adjust
->upper
= total
;
1266 inst
->sbar_adjust
->value
= start
;
1267 inst
->sbar_adjust
->page_size
= page
;
1268 inst
->sbar_adjust
->step_increment
= 1;
1269 inst
->sbar_adjust
->page_increment
= page
/2;
1270 inst
->ignore_sbar
= TRUE
;
1271 gtk_adjustment_changed(inst
->sbar_adjust
);
1272 inst
->ignore_sbar
= FALSE
;
1275 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1279 if (!inst
->ignore_sbar
)
1280 term_scroll(term
, 1, (int)adj
->value
);
1283 void sys_cursor(int x
, int y
)
1286 * This is meaningless under X.
1295 int CharWidth(Context ctx
, int uc
)
1298 * Under X, any fixed-width font really _is_ fixed-width.
1299 * Double-width characters will be dealt with using a separate
1300 * font. For the moment we can simply return 1.
1305 Context
get_ctx(void)
1308 if (!inst
->area
->window
)
1310 gc
= gdk_gc_new(inst
->area
->window
);
1314 void free_ctx(Context ctx
)
1316 GdkGC
*gc
= (GdkGC
*)ctx
;
1321 * Draw a line of text in the window, at given character
1322 * coordinates, in given attributes.
1324 * We are allowed to fiddle with the contents of `text'.
1326 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1327 unsigned long attr
, int lattr
)
1329 int nfg
, nbg
, t
, fontid
, shadow
;
1330 GdkGC
*gc
= (GdkGC
*)ctx
;
1334 * - Unicode, code pages, and ATTR_WIDE for CJK support.
1337 nfg
= 2 * ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1338 nbg
= 2 * ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1339 if (attr
& ATTR_REVERSE
) {
1344 if (cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1346 if (cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1348 if (attr
& TATTR_ACTCURS
) {
1353 fontid
= shadow
= 0;
1354 if ((attr
& ATTR_BOLD
) && !cfg
.bold_colour
) {
1361 if (lattr
!= LATTR_NORM
) {
1363 if (x
>= term
->cols
)
1365 if (x
+ len
*2 > term
->cols
)
1366 len
= (term
->cols
-x
)/2; /* trim to LH half */
1369 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1370 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1371 x
*inst
->font_width
+cfg
.window_border
,
1372 y
*inst
->font_height
+cfg
.window_border
,
1373 len
*inst
->font_width
, inst
->font_height
);
1375 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1376 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1377 x
*inst
->font_width
+cfg
.window_border
,
1378 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1382 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1383 x
*inst
->font_width
+cfg
.window_border
+ cfg
.shadowboldoffset
,
1384 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1388 if (attr
& ATTR_UNDER
) {
1389 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1390 if (uheight
>= inst
->font_height
)
1391 uheight
= inst
->font_height
- 1;
1392 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+cfg
.window_border
,
1393 y
*inst
->font_height
+ uheight
+ cfg
.window_border
,
1394 (x
+len
)*inst
->font_width
-1+cfg
.window_border
,
1395 y
*inst
->font_height
+ uheight
+ cfg
.window_border
);
1398 if (lattr
!= LATTR_NORM
) {
1400 * I can't find any plausible StretchBlt equivalent in the
1401 * X server, so I'm going to do this the slow and painful
1402 * way. This will involve repeated calls to
1403 * gdk_draw_pixmap() to stretch the text horizontally. It's
1404 * O(N^2) in time and O(N) in network bandwidth, but you
1405 * try thinking of a better way. :-(
1408 for (i
= 0; i
< len
* inst
->font_width
; i
++) {
1409 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1410 x
*inst
->font_width
+cfg
.window_border
+ 2*i
,
1411 y
*inst
->font_height
+cfg
.window_border
,
1412 x
*inst
->font_width
+cfg
.window_border
+ 2*i
+1,
1413 y
*inst
->font_height
+cfg
.window_border
,
1414 len
* inst
->font_width
- i
, inst
->font_height
);
1417 if (lattr
!= LATTR_WIDE
) {
1419 /* Now stretch vertically, in the same way. */
1420 if (lattr
== LATTR_BOT
)
1424 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1425 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1426 x
*inst
->font_width
+cfg
.window_border
,
1427 y
*inst
->font_height
+cfg
.window_border
+dt
*i
+db
,
1428 x
*inst
->font_width
+cfg
.window_border
,
1429 y
*inst
->font_height
+cfg
.window_border
+dt
*(i
+1),
1430 len
* inst
->font_width
, inst
->font_height
-i
-1);
1436 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1437 unsigned long attr
, int lattr
)
1439 GdkGC
*gc
= (GdkGC
*)ctx
;
1441 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1443 if (lattr
!= LATTR_NORM
) {
1445 if (x
>= term
->cols
)
1447 if (x
+ len
*2 > term
->cols
)
1448 len
= (term
->cols
-x
)/2; /* trim to LH half */
1452 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1453 x
*inst
->font_width
+cfg
.window_border
,
1454 y
*inst
->font_height
+cfg
.window_border
,
1455 x
*inst
->font_width
+cfg
.window_border
,
1456 y
*inst
->font_height
+cfg
.window_border
,
1457 len
*inst
->font_width
, inst
->font_height
);
1460 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1461 unsigned long attr
, int lattr
)
1464 GdkGC
*gc
= (GdkGC
*)ctx
;
1466 if (attr
& TATTR_PASCURS
) {
1467 attr
&= ~TATTR_PASCURS
;
1471 if ((attr
& TATTR_ACTCURS
) && cfg
.cursor_type
!= 0) {
1472 attr
&= ~TATTR_ACTCURS
;
1474 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1476 if (lattr
!= LATTR_NORM
) {
1478 if (x
>= term
->cols
)
1480 if (x
+ len
*2 > term
->cols
)
1481 len
= (term
->cols
-x
)/2; /* trim to LH half */
1485 if (cfg
.cursor_type
== 0) {
1487 * An active block cursor will already have been done by
1488 * the above do_text call, so we only need to do anything
1492 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1493 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1494 x
*inst
->font_width
+cfg
.window_border
,
1495 y
*inst
->font_height
+cfg
.window_border
,
1496 len
*inst
->font_width
-1, inst
->font_height
-1);
1500 int startx
, starty
, dx
, dy
, length
, i
;
1504 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1505 char_width
= 2*inst
->font_width
;
1507 char_width
= inst
->font_width
;
1509 if (cfg
.cursor_type
== 1) {
1510 uheight
= inst
->fonts
[0]->ascent
+ 1;
1511 if (uheight
>= inst
->font_height
)
1512 uheight
= inst
->font_height
- 1;
1514 startx
= x
* inst
->font_width
+ cfg
.window_border
;
1515 starty
= y
* inst
->font_height
+ cfg
.window_border
+ uheight
;
1518 length
= len
* char_width
;
1521 if (attr
& TATTR_RIGHTCURS
)
1522 xadjust
= char_width
- 1;
1523 startx
= x
* inst
->font_width
+ cfg
.window_border
+ xadjust
;
1524 starty
= y
* inst
->font_height
+ cfg
.window_border
;
1527 length
= inst
->font_height
;
1530 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1532 for (i
= 0; i
< length
; i
++) {
1534 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1540 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1541 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1545 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1546 x
*inst
->font_width
+cfg
.window_border
,
1547 y
*inst
->font_height
+cfg
.window_border
,
1548 x
*inst
->font_width
+cfg
.window_border
,
1549 y
*inst
->font_height
+cfg
.window_border
,
1550 len
*inst
->font_width
, inst
->font_height
);
1553 GdkCursor
*make_mouse_ptr(int cursor_val
)
1556 * Truly hideous hack: GTK doesn't allow us to set the mouse
1557 * cursor foreground and background colours unless we've _also_
1558 * created our own cursor from bitmaps. Therefore, I need to
1559 * load the `cursor' font and draw glyphs from it on to
1560 * pixmaps, in order to construct my cursors with the fg and bg
1561 * I want. This is a gross hack, but it's more self-contained
1562 * than linking in Xlib to find the X window handle to
1563 * inst->area and calling XRecolorCursor, and it's more
1564 * futureproof than hard-coding the shapes as bitmap arrays.
1566 static GdkFont
*cursor_font
= NULL
;
1567 GdkPixmap
*source
, *mask
;
1569 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1570 GdkColor cbg
= { 0, 0, 0, 0 };
1571 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1572 GdkColor dbg
= { 0, 0, 0, 0 };
1575 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1577 if (cursor_val
== -2) {
1578 gdk_font_unref(cursor_font
);
1582 if (cursor_val
>= 0 && !cursor_font
)
1583 cursor_font
= gdk_font_load("cursor");
1586 * Get the text extent of the cursor in question. We use the
1587 * mask character for this, because it's typically slightly
1588 * bigger than the main character.
1590 if (cursor_val
>= 0) {
1592 text
[0] = (char)cursor_val
+ 1;
1593 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1594 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1600 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1601 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1604 * Draw the mask character on the mask pixmap.
1606 gc
= gdk_gc_new(mask
);
1607 gdk_gc_set_foreground(gc
, &dbg
);
1608 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1609 if (cursor_val
>= 0) {
1611 text
[0] = (char)cursor_val
+ 1;
1612 gdk_gc_set_foreground(gc
, &dfg
);
1613 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1618 * Draw the main character on the source pixmap.
1620 gc
= gdk_gc_new(source
);
1621 gdk_gc_set_foreground(gc
, &dbg
);
1622 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1623 if (cursor_val
>= 0) {
1625 text
[0] = (char)cursor_val
;
1626 gdk_gc_set_foreground(gc
, &dfg
);
1627 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1632 * Create the cursor.
1634 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1639 gdk_pixmap_unref(source
);
1640 gdk_pixmap_unref(mask
);
1645 void modalfatalbox(char *p
, ...)
1648 fprintf(stderr
, "FATAL ERROR: ");
1650 vfprintf(stderr
, p
, ap
);
1652 fputc('\n', stderr
);
1656 char *get_x_display(void)
1658 return gdk_get_display();
1661 char *app_name
= "pterm";
1663 int do_cmdline(int argc
, char **argv
, int do_everything
)
1666 extern char **pty_argv
; /* declared in pty.c */
1669 * Macros to make argument handling easier.
1671 #define EXPECTS_ARG do { \
1672 if (--argc <= 0) { \
1674 fprintf(stderr, "pterm: %s expects an argument\n", p); \
1678 #define SECOND_PASS_ONLY do { \
1679 if (!do_everything) continue; \
1689 while (--argc
> 0) {
1691 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
1694 strncpy(cfg
.font
, val
, sizeof(cfg
.font
));
1695 cfg
.font
[sizeof(cfg
.font
)-1] = '\0';
1697 } else if (!strcmp(p
, "-fb")) {
1700 strncpy(cfg
.boldfont
, val
, sizeof(cfg
.boldfont
));
1701 cfg
.boldfont
[sizeof(cfg
.boldfont
)-1] = '\0';
1703 } else if (!strcmp(p
, "-geometry")) {
1704 int flags
, x
, y
, w
, h
;
1708 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
1709 if (flags
& WidthValue
)
1711 if (flags
& HeightValue
)
1715 * Apparently setting the initial window position is
1716 * difficult in GTK 1.2. Not entirely sure why this
1717 * should be. 2.0 has gtk_window_parse_geometry(),
1718 * which would help... For the moment, though, I can't
1719 * be bothered with this.
1722 } else if (!strcmp(p
, "-sl")) {
1725 cfg
.savelines
= atoi(val
);
1727 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
1728 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
1729 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
1734 if (!gdk_color_parse(val
, &col
)) {
1736 fprintf(stderr
, "pterm: unable to parse colour \"%s\"\n", val
);
1739 index
= (!strcmp(p
, "-fg") ?
0 :
1740 !strcmp(p
, "-bg") ?
2 :
1741 !strcmp(p
, "-bfg") ?
1 :
1742 !strcmp(p
, "-bbg") ?
3 :
1743 !strcmp(p
, "-cfg") ?
4 :
1744 !strcmp(p
, "-cbg") ?
5 : -1);
1745 assert(index
!= -1);
1746 cfg
.colours
[index
][0] = col
.red
/ 256;
1747 cfg
.colours
[index
][1] = col
.green
/ 256;
1748 cfg
.colours
[index
][2] = col
.blue
/ 256;
1751 } else if (!strcmp(p
, "-e")) {
1752 /* This option swallows all further arguments. */
1758 pty_argv
= smalloc((argc
+1) * sizeof(char *));
1760 for (i
= 0; i
< argc
; i
++)
1761 pty_argv
[i
] = argv
[i
];
1762 pty_argv
[argc
] = NULL
;
1763 break; /* finished command-line processing */
1765 err
= 1, fprintf(stderr
, "pterm: -e expects an argument\n");
1767 } else if (!strcmp(p
, "-T")) {
1770 strncpy(cfg
.wintitle
, val
, sizeof(cfg
.wintitle
));
1771 cfg
.wintitle
[sizeof(cfg
.wintitle
)-1] = '\0';
1773 } else if (!strcmp(p
, "-log")) {
1776 strncpy(cfg
.logfilename
, val
, sizeof(cfg
.logfilename
));
1777 cfg
.logfilename
[sizeof(cfg
.logfilename
)-1] = '\0';
1778 cfg
.logtype
= LGTYP_DEBUG
;
1780 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
1784 } else if (!strcmp(p
, "-ut")) {
1788 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
1790 cfg
.login_shell
= 0;
1792 } else if (!strcmp(p
, "-ls")) {
1794 cfg
.login_shell
= 1;
1796 } else if (!strcmp(p
, "-nethack")) {
1798 cfg
.nethack_keypad
= 1;
1800 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
1804 } else if (!strcmp(p
, "-sb")) {
1808 } else if (!strcmp(p
, "-name")) {
1812 } else if (!strcmp(p
, "-xrm")) {
1814 provide_xrm_string(val
);
1818 fprintf(stderr
, "pterm: unrecognized option '%s'\n", p
);
1825 int main(int argc
, char **argv
)
1827 extern int pty_master_fd
; /* declared in pty.c */
1828 extern void pty_pre_init(void); /* declared in pty.c */
1832 gtk_init(&argc
, &argv
);
1834 if (do_cmdline(argc
, argv
, 0)) /* pre-defaults pass to get -class */
1836 do_defaults(NULL
, &cfg
);
1837 if (do_cmdline(argc
, argv
, 1)) /* post-defaults, do everything */
1841 * Initialise the whole instance structure to zeroes
1843 memset(inst
, 0, sizeof(*inst
));
1845 inst
->fonts
[0] = gdk_font_load(cfg
.font
);
1846 if (!inst
->fonts
[0]) {
1847 fprintf(stderr
, "pterm: unable to load font \"%s\"\n", cfg
.font
);
1850 if (cfg
.boldfont
[0]) {
1851 inst
->fonts
[1] = gdk_font_load(cfg
.boldfont
);
1852 if (!inst
->fonts
[1]) {
1853 fprintf(stderr
, "pterm: unable to load bold font \"%s\"\n",
1858 inst
->fonts
[1] = NULL
;
1860 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
1861 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
1863 inst
->compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1867 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1869 if (cfg
.wintitle
[0])
1870 set_title(cfg
.wintitle
);
1875 * Set up the colour map.
1879 inst
->area
= gtk_drawing_area_new();
1880 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
1881 inst
->font_width
* cfg
.width
+ 2*cfg
.window_border
,
1882 inst
->font_height
* cfg
.height
+ 2*cfg
.window_border
);
1883 if (cfg
.scrollbar
) {
1884 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
1885 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
1887 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
1888 if (cfg
.scrollbar
) {
1889 if (cfg
.scrollbar_on_left
)
1890 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1892 gtk_box_pack_end(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1894 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
1896 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
1900 geom
.min_width
= inst
->font_width
+ 2*cfg
.window_border
;
1901 geom
.min_height
= inst
->font_height
+ 2*cfg
.window_border
;
1902 geom
.max_width
= geom
.max_height
= -1;
1903 geom
.base_width
= 2*cfg
.window_border
;
1904 geom
.base_height
= 2*cfg
.window_border
;
1905 geom
.width_inc
= inst
->font_width
;
1906 geom
.height_inc
= inst
->font_height
;
1907 geom
.min_aspect
= geom
.max_aspect
= 0;
1908 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
1909 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
1910 GDK_HINT_RESIZE_INC
);
1913 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
1914 GTK_SIGNAL_FUNC(destroy
), inst
);
1915 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
1916 GTK_SIGNAL_FUNC(delete_window
), inst
);
1917 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
1918 GTK_SIGNAL_FUNC(key_event
), inst
);
1919 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
1920 GTK_SIGNAL_FUNC(key_event
), inst
);
1921 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
1922 GTK_SIGNAL_FUNC(focus_event
), inst
);
1923 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
1924 GTK_SIGNAL_FUNC(focus_event
), inst
);
1925 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
1926 GTK_SIGNAL_FUNC(configure_area
), inst
);
1927 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
1928 GTK_SIGNAL_FUNC(expose_area
), inst
);
1929 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
1930 GTK_SIGNAL_FUNC(button_event
), inst
);
1931 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
1932 GTK_SIGNAL_FUNC(button_event
), inst
);
1933 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
1934 GTK_SIGNAL_FUNC(motion_event
), inst
);
1935 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
1936 GTK_SIGNAL_FUNC(selection_received
), inst
);
1937 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
1938 GTK_SIGNAL_FUNC(selection_get
), inst
);
1939 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
1940 GTK_SIGNAL_FUNC(selection_clear
), inst
);
1942 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
1943 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
1944 gtk_timeout_add(20, timer_func
, inst
);
1945 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
1946 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
1947 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
1948 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
1950 gtk_widget_show(inst
->area
);
1952 gtk_widget_show(inst
->sbar
);
1953 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
1954 gtk_widget_show(inst
->window
);
1956 set_window_background();
1958 inst
->textcursor
= make_mouse_ptr(GDK_XTERM
);
1959 inst
->rawcursor
= make_mouse_ptr(GDK_LEFT_PTR
);
1960 inst
->blankcursor
= make_mouse_ptr(-1);
1961 make_mouse_ptr(-2); /* clean up cursor font */
1962 inst
->currcursor
= inst
->textcursor
;
1967 inst
->back
= &pty_backend
;
1968 inst
->back
->init((void *)term
, &inst
->backhandle
, NULL
, 0, NULL
, 0);
1970 term_provide_resize_fn(term
, inst
->back
->size
, inst
->backhandle
);
1972 term_size(term
, cfg
.height
, cfg
.width
, cfg
.savelines
);
1974 inst
->ldisc
= ldisc_create(term
, inst
->back
, inst
->backhandle
, inst
);
1975 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
1977 inst
->master_fd
= pty_master_fd
;
1978 inst
->exited
= FALSE
;
1979 inst
->master_func_id
= gdk_input_add(pty_master_fd
, GDK_INPUT_READ
,
1980 pty_input_func
, inst
);