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
;
59 static struct gui_data the_inst
;
60 static struct gui_data
*inst
= &the_inst
; /* so we always write `inst->' */
61 static int send_raw_mouse
;
63 void ldisc_update(void *frontend
, int echo
, int edit
)
66 * This is a stub in pterm. If I ever produce a Unix
67 * command-line ssh/telnet/rlogin client (i.e. a port of plink)
68 * then it will require some termios manoeuvring analogous to
69 * that in the Windows plink.c, but here it's meaningless.
73 int askappend(char *filename
)
76 * Logging in an xterm-alike is liable to be something you only
77 * do at serious diagnostic need. Hence, I'm going to take the
78 * easy option for now and assume we always want to overwrite
79 * log files. I can always make it properly configurable later.
84 void logevent(char *string
)
87 * This is not a very helpful function: events are logged
88 * pretty much exclusively by the back end, and our pty back
89 * end is self-contained. So we need do nothing.
93 int font_dimension(int which
) /* 0 for width, 1 for height */
96 return inst
->font_height
;
98 return inst
->font_width
;
102 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
103 * into a cooked one (SELECT, EXTEND, PASTE).
105 * In Unix, this is not configurable; the X button arrangement is
106 * rock-solid across all applications, everyone has a three-button
107 * mouse or a means of faking it, and there is no need to switch
108 * buttons around at all.
110 Mouse_Button
translate_button(Mouse_Button button
)
112 if (button
== MBT_LEFT
)
114 if (button
== MBT_MIDDLE
)
116 if (button
== MBT_RIGHT
)
118 return 0; /* shouldn't happen */
122 * Minimise or restore the window in response to a server-side
125 void set_iconic(int iconic
)
128 * GTK 1.2 doesn't know how to do this.
130 #if GTK_CHECK_VERSION(2,0,0)
132 gtk_window_iconify(GTK_WINDOW(inst
->window
));
134 gtk_window_deiconify(GTK_WINDOW(inst
->window
));
139 * Move the window in response to a server-side request.
141 void move_window(int x
, int y
)
144 * I assume that when the GTK version of this call is available
145 * we should use it. Not sure how it differs from the GDK one,
148 #if GTK_CHECK_VERSION(2,0,0)
149 gtk_window_move(GTK_WINDOW(inst
->window
), x
, y
);
151 gdk_window_move(inst
->window
->window
, x
, y
);
156 * Move the window to the top or bottom of the z-order in response
157 * to a server-side request.
159 void set_zorder(int top
)
162 gdk_window_raise(inst
->window
->window
);
164 gdk_window_lower(inst
->window
->window
);
168 * Refresh the window in response to a server-side request.
170 void refresh_window(void)
172 term_invalidate(term
);
176 * Maximise or restore the window in response to a server-side
179 void set_zoomed(int zoomed
)
182 * GTK 1.2 doesn't know how to do this.
184 #if GTK_CHECK_VERSION(2,0,0)
186 gtk_window_maximize(GTK_WINDOW(inst
->window
));
188 gtk_window_unmaximize(GTK_WINDOW(inst
->window
));
193 * Report whether the window is iconic, for terminal reports.
197 return !gdk_window_is_viewable(inst
->window
->window
);
201 * Report the window's position, for terminal reports.
203 void get_window_pos(int *x
, int *y
)
206 * I assume that when the GTK version of this call is available
207 * we should use it. Not sure how it differs from the GDK one,
210 #if GTK_CHECK_VERSION(2,0,0)
211 gtk_window_get_position(GTK_WINDOW(inst
->window
), x
, y
);
213 gdk_window_get_position(inst
->window
->window
, x
, y
);
218 * Report the window's pixel size, for terminal reports.
220 void get_window_pixels(int *x
, int *y
)
223 * I assume that when the GTK version of this call is available
224 * we should use it. Not sure how it differs from the GDK one,
227 #if GTK_CHECK_VERSION(2,0,0)
228 gtk_window_get_size(GTK_WINDOW(inst
->window
), x
, y
);
230 gdk_window_get_size(inst
->window
->window
, x
, y
);
235 * Return the window or icon title.
237 char *get_window_title(int icon
)
239 return icon ? inst
->wintitle
: inst
->icontitle
;
242 gint
delete_window(GtkWidget
*widget
, GdkEvent
*event
, gpointer data
)
245 * We could implement warn-on-close here if we really wanted
251 void show_mouseptr(int show
)
253 if (!cfg
.hide_mouseptr
)
256 gdk_window_set_cursor(inst
->area
->window
, inst
->currcursor
);
258 gdk_window_set_cursor(inst
->area
->window
, inst
->blankcursor
);
259 inst
->mouseptr_visible
= show
;
262 gint
configure_area(GtkWidget
*widget
, GdkEventConfigure
*event
, gpointer data
)
264 struct gui_data
*inst
= (struct gui_data
*)data
;
265 int w
, h
, need_size
= 0;
267 w
= (event
->width
- 2*cfg
.window_border
) / inst
->font_width
;
268 h
= (event
->height
- 2*cfg
.window_border
) / inst
->font_height
;
270 if (w
!= cfg
.width
|| h
!= cfg
.height
) {
272 gdk_pixmap_unref(inst
->pixmap
);
282 inst
->pixmap
= gdk_pixmap_new(widget
->window
,
283 (cfg
.width
* inst
->font_width
+
284 2*cfg
.window_border
),
285 (cfg
.height
* inst
->font_height
+
286 2*cfg
.window_border
), -1);
288 gc
= gdk_gc_new(inst
->area
->window
);
289 gdk_gc_set_foreground(gc
, &inst
->cols
[18]); /* default background */
290 gdk_draw_rectangle(inst
->pixmap
, gc
, 1, 0, 0,
291 cfg
.width
* inst
->font_width
+ 2*cfg
.window_border
,
292 cfg
.height
* inst
->font_height
+ 2*cfg
.window_border
);
297 term_size(term
, h
, w
, cfg
.savelines
);
303 gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
, gpointer data
)
305 /* struct gui_data *inst = (struct gui_data *)data; */
308 * Pass the exposed rectangle to terminal.c, which will call us
309 * back to do the actual painting.
312 gdk_draw_pixmap(widget
->window
,
313 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
315 event
->area
.x
, event
->area
.y
,
316 event
->area
.x
, event
->area
.y
,
317 event
->area
.width
, event
->area
.height
);
322 #define KEY_PRESSED(k) \
323 (inst->keystate[(k) / 32] & (1 << ((k) % 32)))
325 gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
327 /* struct gui_data *inst = (struct gui_data *)data; */
331 /* By default, nothing is generated. */
335 * If Alt is being released after typing an Alt+numberpad
336 * sequence, we should generate the code that was typed.
338 if (event
->type
== GDK_KEY_RELEASE
&&
339 (event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
340 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
) &&
341 inst
->alt_keycode
>= 0) {
343 printf("Alt key up, keycode = %d\n", inst
->alt_keycode
);
345 output
[0] = inst
->alt_keycode
;
350 if (event
->type
== GDK_KEY_PRESS
) {
354 printf("keypress: keyval = %04x, state = %08x; string =",
355 event
->keyval
, event
->state
);
356 for (i
= 0; event
->string
[i
]; i
++)
357 printf(" %02x", (unsigned char) event
->string
[i
]);
363 * NYI: Compose key (!!! requires Unicode faff before even trying)
367 * If Alt has just been pressed, we start potentially
368 * accumulating an Alt+numberpad code. We do this by
369 * setting alt_keycode to -1 (nothing yet but plausible).
371 if ((event
->keyval
== GDK_Meta_L
|| event
->keyval
== GDK_Alt_L
||
372 event
->keyval
== GDK_Meta_R
|| event
->keyval
== GDK_Alt_R
)) {
373 inst
->alt_keycode
= -1;
374 goto done
; /* this generates nothing else */
378 * If we're seeing a numberpad key press with Mod1 down,
379 * consider adding it to alt_keycode if that's sensible.
380 * Anything _else_ with Mod1 down cancels any possibility
381 * of an ALT keycode: we set alt_keycode to -2.
383 if ((event
->state
& GDK_MOD1_MASK
) && inst
->alt_keycode
!= -2) {
385 switch (event
->keyval
) {
386 case GDK_KP_0
: case GDK_KP_Insert
: digit
= 0; break;
387 case GDK_KP_1
: case GDK_KP_End
: digit
= 1; break;
388 case GDK_KP_2
: case GDK_KP_Down
: digit
= 2; break;
389 case GDK_KP_3
: case GDK_KP_Page_Down
: digit
= 3; break;
390 case GDK_KP_4
: case GDK_KP_Left
: digit
= 4; break;
391 case GDK_KP_5
: case GDK_KP_Begin
: digit
= 5; break;
392 case GDK_KP_6
: case GDK_KP_Right
: digit
= 6; break;
393 case GDK_KP_7
: case GDK_KP_Home
: digit
= 7; break;
394 case GDK_KP_8
: case GDK_KP_Up
: digit
= 8; break;
395 case GDK_KP_9
: case GDK_KP_Page_Up
: digit
= 9; break;
398 inst
->alt_keycode
= -2; /* it's invalid */
401 printf("Adding digit %d to keycode %d", digit
,
404 if (inst
->alt_keycode
== -1)
405 inst
->alt_keycode
= digit
; /* one-digit code */
407 inst
->alt_keycode
= inst
->alt_keycode
* 10 + digit
;
409 printf(" gives new code %d\n", inst
->alt_keycode
);
411 /* Having used this digit, we now do nothing more with it. */
417 * Shift-PgUp and Shift-PgDn don't even generate keystrokes
420 if (event
->keyval
== GDK_Page_Up
&& (event
->state
& GDK_SHIFT_MASK
)) {
421 term_scroll(term
, 0, -cfg
.height
/2);
424 if (event
->keyval
== GDK_Page_Down
&& (event
->state
& GDK_SHIFT_MASK
)) {
425 term_scroll(term
, 0, +cfg
.height
/2);
430 * Neither does Shift-Ins.
432 if (event
->keyval
== GDK_Insert
&& (event
->state
& GDK_SHIFT_MASK
)) {
437 /* ALT+things gives leading Escape. */
439 strncpy(output
+1, event
->string
, 31);
441 end
= strlen(output
);
442 if (event
->state
& GDK_MOD1_MASK
) {
444 if (end
== 1) end
= 0;
448 /* Control-` is the same as Control-\ (unless gtk has a better idea) */
449 if (!event
->string
[0] && event
->keyval
== '`' &&
450 (event
->state
& GDK_CONTROL_MASK
)) {
455 /* Control-Break is the same as Control-C */
456 if (event
->keyval
== GDK_Break
&&
457 (event
->state
& GDK_CONTROL_MASK
)) {
462 /* Control-2, Control-Space and Control-@ are NUL */
463 if (!event
->string
[0] &&
464 (event
->keyval
== ' ' || event
->keyval
== '2' ||
465 event
->keyval
== '@') &&
466 (event
->state
& (GDK_SHIFT_MASK
|
467 GDK_CONTROL_MASK
)) == GDK_CONTROL_MASK
) {
472 /* Control-Shift-Space is 160 (ISO8859 nonbreaking space) */
473 if (!event
->string
[0] && event
->keyval
== ' ' &&
474 (event
->state
& (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) ==
475 (GDK_SHIFT_MASK
| GDK_CONTROL_MASK
)) {
480 /* We don't let GTK tell us what Backspace is! We know better. */
481 if (event
->keyval
== GDK_BackSpace
&&
482 !(event
->state
& GDK_SHIFT_MASK
)) {
483 output
[1] = cfg
.bksp_is_delete ?
'\x7F' : '\x08';
486 /* For Shift Backspace, do opposite of what is configured. */
487 if (event
->keyval
== GDK_BackSpace
&&
488 (event
->state
& GDK_SHIFT_MASK
)) {
489 output
[1] = cfg
.bksp_is_delete ?
'\x08' : '\x7F';
493 /* Shift-Tab is ESC [ Z */
494 if (event
->keyval
== GDK_ISO_Left_Tab
||
495 (event
->keyval
== GDK_Tab
&& (event
->state
& GDK_SHIFT_MASK
))) {
496 end
= 1 + sprintf(output
+1, "\033[Z");
500 * NetHack keypad mode.
502 if (cfg
.nethack_keypad
) {
504 switch (event
->keyval
) {
505 case GDK_KP_1
: case GDK_KP_End
: keys
= "bB"; break;
506 case GDK_KP_2
: case GDK_KP_Down
: keys
= "jJ"; break;
507 case GDK_KP_3
: case GDK_KP_Page_Down
: keys
= "nN"; break;
508 case GDK_KP_4
: case GDK_KP_Left
: keys
= "hH"; break;
509 case GDK_KP_5
: case GDK_KP_Begin
: keys
= ".."; break;
510 case GDK_KP_6
: case GDK_KP_Right
: keys
= "lL"; break;
511 case GDK_KP_7
: case GDK_KP_Home
: keys
= "yY"; break;
512 case GDK_KP_8
: case GDK_KP_Up
: keys
= "kK"; break;
513 case GDK_KP_9
: case GDK_KP_Page_Up
: keys
= "uU"; break;
517 if (event
->state
& GDK_SHIFT_MASK
)
526 * Application keypad mode.
528 if (term
->app_keypad_keys
&& !cfg
.no_applic_k
) {
530 switch (event
->keyval
) {
531 case GDK_Num_Lock
: xkey
= 'P'; break;
532 case GDK_KP_Divide
: xkey
= 'Q'; break;
533 case GDK_KP_Multiply
: xkey
= 'R'; break;
534 case GDK_KP_Subtract
: xkey
= 'S'; break;
536 * Keypad + is tricky. It covers a space that would
537 * be taken up on the VT100 by _two_ keys; so we
538 * let Shift select between the two. Worse still,
539 * in xterm function key mode we change which two...
542 if (cfg
.funky_type
== 2) {
543 if (event
->state
& GDK_SHIFT_MASK
)
547 } else if (event
->state
& GDK_SHIFT_MASK
)
552 case GDK_KP_Enter
: xkey
= 'M'; break;
553 case GDK_KP_0
: case GDK_KP_Insert
: xkey
= 'p'; break;
554 case GDK_KP_1
: case GDK_KP_End
: xkey
= 'q'; break;
555 case GDK_KP_2
: case GDK_KP_Down
: xkey
= 'r'; break;
556 case GDK_KP_3
: case GDK_KP_Page_Down
: xkey
= 's'; break;
557 case GDK_KP_4
: case GDK_KP_Left
: xkey
= 't'; break;
558 case GDK_KP_5
: case GDK_KP_Begin
: xkey
= 'u'; break;
559 case GDK_KP_6
: case GDK_KP_Right
: xkey
= 'v'; break;
560 case GDK_KP_7
: case GDK_KP_Home
: xkey
= 'w'; break;
561 case GDK_KP_8
: case GDK_KP_Up
: xkey
= 'x'; break;
562 case GDK_KP_9
: case GDK_KP_Page_Up
: xkey
= 'y'; break;
563 case GDK_KP_Decimal
: case GDK_KP_Delete
: xkey
= 'n'; break;
566 if (term
->vt52_mode
) {
567 if (xkey
>= 'P' && xkey
<= 'S')
568 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
570 end
= 1 + sprintf(output
+1, "\033?%c", xkey
);
572 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
578 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
579 * for integer decimal nn.)
581 * We also deal with the weird ones here. Linux VCs replace F1
582 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
583 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
588 switch (event
->keyval
) {
590 code
= (event
->state
& GDK_SHIFT_MASK ?
23 : 11);
593 code
= (event
->state
& GDK_SHIFT_MASK ?
24 : 12);
596 code
= (event
->state
& GDK_SHIFT_MASK ?
25 : 13);
599 code
= (event
->state
& GDK_SHIFT_MASK ?
26 : 14);
602 code
= (event
->state
& GDK_SHIFT_MASK ?
28 : 15);
605 code
= (event
->state
& GDK_SHIFT_MASK ?
29 : 17);
608 code
= (event
->state
& GDK_SHIFT_MASK ?
31 : 18);
611 code
= (event
->state
& GDK_SHIFT_MASK ?
32 : 19);
614 code
= (event
->state
& GDK_SHIFT_MASK ?
33 : 20);
617 code
= (event
->state
& GDK_SHIFT_MASK ?
34 : 21);
650 if (!(event
->state
& GDK_CONTROL_MASK
)) switch (event
->keyval
) {
651 case GDK_Home
: case GDK_KP_Home
:
654 case GDK_Insert
: case GDK_KP_Insert
:
657 case GDK_Delete
: case GDK_KP_Delete
:
660 case GDK_End
: case GDK_KP_End
:
663 case GDK_Page_Up
: case GDK_KP_Page_Up
:
666 case GDK_Page_Down
: case GDK_KP_Page_Down
:
670 /* Reorder edit keys to physical order */
671 if (cfg
.funky_type
== 3 && code
<= 6)
672 code
= "\0\2\1\4\5\3\6"[code
];
674 if (term
->vt52_mode
&& code
> 0 && code
<= 6) {
675 end
= 1 + sprintf(output
+1, "\x1B%c", " HLMEIG"[code
]);
679 if (cfg
.funky_type
== 5 && /* SCO function keys */
680 code
>= 11 && code
<= 34) {
681 char codes
[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
683 switch (event
->keyval
) {
684 case GDK_F1
: index
= 0; break;
685 case GDK_F2
: index
= 1; break;
686 case GDK_F3
: index
= 2; break;
687 case GDK_F4
: index
= 3; break;
688 case GDK_F5
: index
= 4; break;
689 case GDK_F6
: index
= 5; break;
690 case GDK_F7
: index
= 6; break;
691 case GDK_F8
: index
= 7; break;
692 case GDK_F9
: index
= 8; break;
693 case GDK_F10
: index
= 9; break;
694 case GDK_F11
: index
= 10; break;
695 case GDK_F12
: index
= 11; break;
697 if (event
->state
& GDK_SHIFT_MASK
) index
+= 12;
698 if (event
->state
& GDK_CONTROL_MASK
) index
+= 24;
699 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[index
]);
702 if (cfg
.funky_type
== 5 && /* SCO small keypad */
703 code
>= 1 && code
<= 6) {
704 char codes
[] = "HL.FIG";
709 end
= 1 + sprintf(output
+1, "\x1B[%c", codes
[code
-1]);
713 if ((term
->vt52_mode
|| cfg
.funky_type
== 4) &&
714 code
>= 11 && code
<= 24) {
721 end
= 1 + sprintf(output
+1,
722 "\x1B%c", code
+ 'P' - 11 - offt
);
724 end
= 1 + sprintf(output
+1,
725 "\x1BO%c", code
+ 'P' - 11 - offt
);
728 if (cfg
.funky_type
== 1 && code
>= 11 && code
<= 15) {
729 end
= 1 + sprintf(output
+1, "\x1B[[%c", code
+ 'A' - 11);
732 if (cfg
.funky_type
== 2 && code
>= 11 && code
<= 14) {
734 end
= 1 + sprintf(output
+1, "\x1B%c", code
+ 'P' - 11);
736 end
= 1 + sprintf(output
+1, "\x1BO%c", code
+ 'P' - 11);
739 if (cfg
.rxvt_homeend
&& (code
== 1 || code
== 4)) {
740 end
= 1 + sprintf(output
+1, code
== 1 ?
"\x1B[H" : "\x1BOw");
744 end
= 1 + sprintf(output
+1, "\x1B[%d~", code
);
750 * Cursor keys. (This includes the numberpad cursor keys,
751 * if we haven't already done them due to app keypad mode.)
753 * Here we also process un-numlocked un-appkeypadded KP5,
754 * which sends ESC [ G.
758 switch (event
->keyval
) {
759 case GDK_Up
: case GDK_KP_Up
: xkey
= 'A'; break;
760 case GDK_Down
: case GDK_KP_Down
: xkey
= 'B'; break;
761 case GDK_Right
: case GDK_KP_Right
: xkey
= 'C'; break;
762 case GDK_Left
: case GDK_KP_Left
: xkey
= 'D'; break;
763 case GDK_Begin
: case GDK_KP_Begin
: xkey
= 'G'; break;
767 * The arrow keys normally do ESC [ A and so on. In
768 * app cursor keys mode they do ESC O A instead.
769 * Ctrl toggles the two modes.
771 if (term
->vt52_mode
) {
772 end
= 1 + sprintf(output
+1, "\033%c", xkey
);
773 } else if (!term
->app_cursor_keys
^
774 !(event
->state
& GDK_CONTROL_MASK
)) {
775 end
= 1 + sprintf(output
+1, "\033O%c", xkey
);
777 end
= 1 + sprintf(output
+1, "\033[%c", xkey
);
790 printf("generating sequence:");
791 for (i
= start
; i
< end
; i
++)
792 printf(" %02x", (unsigned char) output
[i
]);
796 ldisc_send(inst
->ldisc
, output
+start
, end
-start
, 1);
798 term_seen_key_event(term
);
805 gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
, gpointer data
)
807 struct gui_data
*inst
= (struct gui_data
*)data
;
808 int shift
, ctrl
, alt
, x
, y
, button
, act
;
812 if (event
->button
== 4 && event
->type
== GDK_BUTTON_PRESS
) {
813 term_scroll(term
, 0, -5);
816 if (event
->button
== 5 && event
->type
== GDK_BUTTON_PRESS
) {
817 term_scroll(term
, 0, +5);
821 shift
= event
->state
& GDK_SHIFT_MASK
;
822 ctrl
= event
->state
& GDK_CONTROL_MASK
;
823 alt
= event
->state
& GDK_MOD1_MASK
;
824 if (event
->button
== 1)
826 else if (event
->button
== 2)
828 else if (event
->button
== 3)
831 return FALSE
; /* don't even know what button! */
833 switch (event
->type
) {
834 case GDK_BUTTON_PRESS
: act
= MA_CLICK
; break;
835 case GDK_BUTTON_RELEASE
: act
= MA_RELEASE
; break;
836 case GDK_2BUTTON_PRESS
: act
= MA_2CLK
; break;
837 case GDK_3BUTTON_PRESS
: act
= MA_3CLK
; break;
838 default: return FALSE
; /* don't know this event type */
841 if (send_raw_mouse
&& !(cfg
.mouse_override
&& shift
) &&
842 act
!= MA_CLICK
&& act
!= MA_RELEASE
)
843 return TRUE
; /* we ignore these in raw mouse mode */
845 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
846 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
848 term_mouse(term
, button
, act
, x
, y
, shift
, ctrl
, alt
);
853 gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
, gpointer data
)
855 struct gui_data
*inst
= (struct gui_data
*)data
;
856 int shift
, ctrl
, alt
, x
, y
, button
;
860 shift
= event
->state
& GDK_SHIFT_MASK
;
861 ctrl
= event
->state
& GDK_CONTROL_MASK
;
862 alt
= event
->state
& GDK_MOD1_MASK
;
863 if (event
->state
& GDK_BUTTON1_MASK
)
865 else if (event
->state
& GDK_BUTTON2_MASK
)
867 else if (event
->state
& GDK_BUTTON3_MASK
)
870 return FALSE
; /* don't even know what button! */
872 x
= (event
->x
- cfg
.window_border
) / inst
->font_width
;
873 y
= (event
->y
- cfg
.window_border
) / inst
->font_height
;
875 term_mouse(term
, button
, MA_DRAG
, x
, y
, shift
, ctrl
, alt
);
880 void done_with_pty(struct gui_data
*inst
)
882 extern void pty_close(void);
884 if (inst
->master_fd
>= 0) {
886 inst
->master_fd
= -1;
887 gtk_input_remove(inst
->master_func_id
);
890 if (!inst
->exited
&& back
->exitcode(backhandle
) >= 0) {
891 int exitcode
= back
->exitcode(backhandle
);
894 clean
= WIFEXITED(exitcode
) && (WEXITSTATUS(exitcode
) == 0);
897 * Terminate now, if the Close On Exit setting is
900 if (cfg
.close_on_exit
== COE_ALWAYS
||
901 (cfg
.close_on_exit
== COE_NORMAL
&& clean
))
905 * Otherwise, output an indication that the session has
910 if (WIFEXITED(exitcode
))
911 sprintf(message
, "\r\n[pterm: process terminated with exit"
912 " code %d]\r\n", WEXITSTATUS(exitcode
));
913 else if (WIFSIGNALED(exitcode
))
914 #ifdef HAVE_NO_STRSIGNAL
915 sprintf(message
, "\r\n[pterm: process terminated on signal"
916 " %d]\r\n", WTERMSIG(exitcode
));
918 sprintf(message
, "\r\n[pterm: process terminated on signal"
919 " %d (%.400s)]\r\n", WTERMSIG(exitcode
),
920 strsignal(WTERMSIG(exitcode
)));
922 from_backend((void *)term
, 0, message
, strlen(message
));
928 void frontend_keypress(void *handle
)
930 struct gui_data
*inst
= (struct gui_data
*)handle
;
933 * If our child process has exited but not closed, terminate on
940 gint
timer_func(gpointer data
)
942 struct gui_data
*inst
= (struct gui_data
*)data
;
944 if (back
->exitcode(backhandle
) >= 0) {
946 * The primary child process died. We could keep the
947 * terminal open for remaining subprocesses to output to,
948 * but conventional wisdom seems to feel that that's the
949 * Wrong Thing for an xterm-alike, so we bail out now
950 * (though we don't necessarily _close_ the window,
951 * depending on the state of Close On Exit). This would be
952 * easy enough to change or make configurable if necessary.
962 void pty_input_func(gpointer data
, gint sourcefd
, GdkInputCondition condition
)
964 struct gui_data
*inst
= (struct gui_data
*)data
;
968 ret
= read(sourcefd
, buf
, sizeof(buf
));
971 * Clean termination condition is that either ret == 0, or ret
972 * < 0 and errno == EIO. Not sure why the latter, but it seems
975 if (ret
== 0 || (ret
< 0 && errno
== EIO
)) {
977 } else if (ret
< 0) {
978 perror("read pty master");
981 from_backend(term
, 0, buf
, ret
);
986 void destroy(GtkWidget
*widget
, gpointer data
)
991 gint
focus_event(GtkWidget
*widget
, GdkEventFocus
*event
, gpointer data
)
993 term
->has_focus
= event
->in
;
1001 * set or clear the "raw mouse message" mode
1003 void set_raw_mouse_mode(int activate
)
1005 activate
= activate
&& !cfg
.no_mouse_rep
;
1006 send_raw_mouse
= activate
;
1008 inst
->currcursor
= inst
->rawcursor
;
1010 inst
->currcursor
= inst
->textcursor
;
1011 show_mouseptr(inst
->mouseptr_visible
);
1014 void request_resize(int w
, int h
)
1016 int large_x
, large_y
;
1017 int offset_x
, offset_y
;
1019 GtkRequisition inner
, outer
;
1022 * This is a heinous hack dreamed up by the gnome-terminal
1023 * people to get around a limitation in gtk. The problem is
1024 * that in order to set the size correctly we really need to be
1025 * calling gtk_window_resize - but that needs to know the size
1026 * of the _whole window_, not the drawing area. So what we do
1027 * is to set an artificially huge size request on the drawing
1028 * area, recompute the resulting size request on the window,
1029 * and look at the difference between the two. That gives us
1030 * the x and y offsets we need to translate drawing area size
1031 * into window size for real, and then we call
1032 * gtk_window_resize.
1036 * We start by retrieving the current size of the whole window.
1037 * Adding a bit to _that_ will give us a value we can use as a
1038 * bogus size request which guarantees to be bigger than the
1039 * current size of the drawing area.
1041 get_window_pixels(&large_x
, &large_y
);
1045 #if GTK_CHECK_VERSION(2,0,0)
1046 gtk_widget_set_size_request(inst
->area
, large_x
, large_y
);
1048 gtk_widget_set_usize(inst
->area
, large_x
, large_y
);
1050 gtk_widget_size_request(inst
->area
, &inner
);
1051 gtk_widget_size_request(inst
->window
, &outer
);
1053 offset_x
= outer
.width
- inner
.width
;
1054 offset_y
= outer
.height
- inner
.height
;
1056 area_x
= inst
->font_width
* w
+ 2*cfg
.window_border
;
1057 area_y
= inst
->font_height
* h
+ 2*cfg
.window_border
;
1060 * Now we must set the size request on the drawing area back to
1061 * something sensible before we commit the real resize. Best
1062 * way to do this, I think, is to set it to what the size is
1063 * really going to end up being.
1065 #if GTK_CHECK_VERSION(2,0,0)
1066 gtk_widget_set_size_request(inst
->area
, area_x
, area_y
);
1068 gtk_widget_set_usize(inst
->area
, area_x
, area_y
);
1071 #if GTK_CHECK_VERSION(2,0,0)
1072 gtk_window_resize(GTK_WINDOW(inst
->window
),
1073 area_x
+ offset_x
, area_y
+ offset_y
);
1075 gdk_window_resize(inst
->window
->window
,
1076 area_x
+ offset_x
, area_y
+ offset_y
);
1080 void real_palette_set(int n
, int r
, int g
, int b
)
1082 gboolean success
[1];
1084 inst
->cols
[n
].red
= r
* 0x0101;
1085 inst
->cols
[n
].green
= g
* 0x0101;
1086 inst
->cols
[n
].blue
= b
* 0x0101;
1088 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
+ n
, 1,
1089 FALSE
, FALSE
, success
);
1091 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1095 void set_window_background(void)
1097 if (inst
->area
&& inst
->area
->window
)
1098 gdk_window_set_background(inst
->area
->window
, &inst
->cols
[18]);
1099 if (inst
->window
&& inst
->window
->window
)
1100 gdk_window_set_background(inst
->window
->window
, &inst
->cols
[18]);
1103 void palette_set(int n
, int r
, int g
, int b
)
1105 static const int first
[21] = {
1106 0, 2, 4, 6, 8, 10, 12, 14,
1107 1, 3, 5, 7, 9, 11, 13, 15,
1110 real_palette_set(first
[n
], r
, g
, b
);
1112 real_palette_set(first
[n
] + 1, r
, g
, b
);
1114 set_window_background();
1117 void palette_reset(void)
1119 /* This maps colour indices in cfg to those used in inst->cols. */
1120 static const int ww
[] = {
1121 6, 7, 8, 9, 10, 11, 12, 13,
1122 14, 15, 16, 17, 18, 19, 20, 21,
1125 gboolean success
[NCOLOURS
];
1128 assert(lenof(ww
) == NCOLOURS
);
1130 if (!inst
->colmap
) {
1131 inst
->colmap
= gdk_colormap_get_system();
1133 gdk_colormap_free_colors(inst
->colmap
, inst
->cols
, NCOLOURS
);
1136 for (i
= 0; i
< NCOLOURS
; i
++) {
1137 inst
->cols
[i
].red
= cfg
.colours
[ww
[i
]][0] * 0x0101;
1138 inst
->cols
[i
].green
= cfg
.colours
[ww
[i
]][1] * 0x0101;
1139 inst
->cols
[i
].blue
= cfg
.colours
[ww
[i
]][2] * 0x0101;
1142 gdk_colormap_alloc_colors(inst
->colmap
, inst
->cols
, NCOLOURS
,
1143 FALSE
, FALSE
, success
);
1144 for (i
= 0; i
< NCOLOURS
; i
++) {
1146 g_error("pterm: couldn't allocate colour %d (#%02x%02x%02x)\n",
1147 i
, cfg
.colours
[i
][0], cfg
.colours
[i
][1], cfg
.colours
[i
][2]);
1150 set_window_background();
1153 void write_clip(wchar_t * data
, int len
, int must_deselect
)
1155 if (inst
->pasteout_data
)
1156 sfree(inst
->pasteout_data
);
1157 inst
->pasteout_data
= smalloc(len
);
1158 inst
->pasteout_data_len
= len
;
1159 wc_to_mb(0, 0, data
, len
, inst
->pasteout_data
, inst
->pasteout_data_len
,
1162 if (gtk_selection_owner_set(inst
->area
, GDK_SELECTION_PRIMARY
,
1163 GDK_CURRENT_TIME
)) {
1164 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1165 GDK_SELECTION_TYPE_STRING
, 1);
1166 gtk_selection_add_target(inst
->area
, GDK_SELECTION_PRIMARY
,
1167 inst
->compound_text_atom
, 1);
1171 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1172 guint info
, guint time_stamp
, gpointer data
)
1174 gtk_selection_data_set(seldata
, GDK_SELECTION_TYPE_STRING
, 8,
1175 inst
->pasteout_data
, inst
->pasteout_data_len
);
1178 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1181 term_deselect(term
);
1182 if (inst
->pasteout_data
)
1183 sfree(inst
->pasteout_data
);
1184 inst
->pasteout_data
= NULL
;
1185 inst
->pasteout_data_len
= 0;
1189 void request_paste(void)
1192 * In Unix, pasting is asynchronous: all we can do at the
1193 * moment is to call gtk_selection_convert(), and when the data
1194 * comes back _then_ we can call term_do_paste().
1196 gtk_selection_convert(inst
->area
, GDK_SELECTION_PRIMARY
,
1197 GDK_SELECTION_TYPE_STRING
, GDK_CURRENT_TIME
);
1200 gint
idle_paste_func(gpointer data
); /* forward ref */
1202 void selection_received(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1205 if (seldata
->length
<= 0 ||
1206 seldata
->type
!= GDK_SELECTION_TYPE_STRING
)
1207 return; /* Nothing happens. */
1209 if (inst
->pastein_data
)
1210 sfree(inst
->pastein_data
);
1212 inst
->pastein_data
= smalloc(seldata
->length
* sizeof(wchar_t));
1213 inst
->pastein_data_len
= seldata
->length
;
1214 mb_to_wc(0, 0, seldata
->data
, seldata
->length
,
1215 inst
->pastein_data
, inst
->pastein_data_len
);
1217 term_do_paste(term
);
1219 if (term_paste_pending(term
))
1220 inst
->term_paste_idle_id
= gtk_idle_add(idle_paste_func
, inst
);
1223 gint
idle_paste_func(gpointer data
)
1225 struct gui_data
*inst
= (struct gui_data
*)data
;
1227 if (term_paste_pending(term
))
1230 gtk_idle_remove(inst
->term_paste_idle_id
);
1236 void get_clip(wchar_t ** p
, int *len
)
1239 *p
= inst
->pastein_data
;
1240 *len
= inst
->pastein_data_len
;
1244 void set_title(char *title
)
1246 strncpy(inst
->wintitle
, title
, lenof(inst
->wintitle
));
1247 inst
->wintitle
[lenof(inst
->wintitle
)-1] = '\0';
1248 gtk_window_set_title(GTK_WINDOW(inst
->window
), inst
->wintitle
);
1251 void set_icon(char *title
)
1253 strncpy(inst
->icontitle
, title
, lenof(inst
->icontitle
));
1254 inst
->icontitle
[lenof(inst
->icontitle
)-1] = '\0';
1255 gdk_window_set_icon_name(inst
->window
->window
, inst
->icontitle
);
1258 void set_sbar(int total
, int start
, int page
)
1262 inst
->sbar_adjust
->lower
= 0;
1263 inst
->sbar_adjust
->upper
= total
;
1264 inst
->sbar_adjust
->value
= start
;
1265 inst
->sbar_adjust
->page_size
= page
;
1266 inst
->sbar_adjust
->step_increment
= 1;
1267 inst
->sbar_adjust
->page_increment
= page
/2;
1268 inst
->ignore_sbar
= TRUE
;
1269 gtk_adjustment_changed(inst
->sbar_adjust
);
1270 inst
->ignore_sbar
= FALSE
;
1273 void scrollbar_moved(GtkAdjustment
*adj
, gpointer data
)
1277 if (!inst
->ignore_sbar
)
1278 term_scroll(term
, 1, (int)adj
->value
);
1281 void sys_cursor(int x
, int y
)
1284 * This is meaningless under X.
1293 int CharWidth(Context ctx
, int uc
)
1296 * Under X, any fixed-width font really _is_ fixed-width.
1297 * Double-width characters will be dealt with using a separate
1298 * font. For the moment we can simply return 1.
1303 Context
get_ctx(void)
1306 if (!inst
->area
->window
)
1308 gc
= gdk_gc_new(inst
->area
->window
);
1312 void free_ctx(Context ctx
)
1314 GdkGC
*gc
= (GdkGC
*)ctx
;
1319 * Draw a line of text in the window, at given character
1320 * coordinates, in given attributes.
1322 * We are allowed to fiddle with the contents of `text'.
1324 void do_text_internal(Context ctx
, int x
, int y
, char *text
, int len
,
1325 unsigned long attr
, int lattr
)
1327 int nfg
, nbg
, t
, fontid
, shadow
;
1328 GdkGC
*gc
= (GdkGC
*)ctx
;
1332 * - Unicode, code pages, and ATTR_WIDE for CJK support.
1335 nfg
= 2 * ((attr
& ATTR_FGMASK
) >> ATTR_FGSHIFT
);
1336 nbg
= 2 * ((attr
& ATTR_BGMASK
) >> ATTR_BGSHIFT
);
1337 if (attr
& ATTR_REVERSE
) {
1342 if (cfg
.bold_colour
&& (attr
& ATTR_BOLD
))
1344 if (cfg
.bold_colour
&& (attr
& ATTR_BLINK
))
1346 if (attr
& TATTR_ACTCURS
) {
1351 fontid
= shadow
= 0;
1352 if ((attr
& ATTR_BOLD
) && !cfg
.bold_colour
) {
1359 if (lattr
!= LATTR_NORM
) {
1361 if (x
>= term
->cols
)
1363 if (x
+ len
*2 > term
->cols
)
1364 len
= (term
->cols
-x
)/2; /* trim to LH half */
1367 gdk_gc_set_foreground(gc
, &inst
->cols
[nbg
]);
1368 gdk_draw_rectangle(inst
->pixmap
, gc
, 1,
1369 x
*inst
->font_width
+cfg
.window_border
,
1370 y
*inst
->font_height
+cfg
.window_border
,
1371 len
*inst
->font_width
, inst
->font_height
);
1373 gdk_gc_set_foreground(gc
, &inst
->cols
[nfg
]);
1374 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1375 x
*inst
->font_width
+cfg
.window_border
,
1376 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1380 gdk_draw_text(inst
->pixmap
, inst
->fonts
[fontid
], gc
,
1381 x
*inst
->font_width
+cfg
.window_border
+ cfg
.shadowboldoffset
,
1382 y
*inst
->font_height
+cfg
.window_border
+inst
->fonts
[0]->ascent
,
1386 if (attr
& ATTR_UNDER
) {
1387 int uheight
= inst
->fonts
[0]->ascent
+ 1;
1388 if (uheight
>= inst
->font_height
)
1389 uheight
= inst
->font_height
- 1;
1390 gdk_draw_line(inst
->pixmap
, gc
, x
*inst
->font_width
+cfg
.window_border
,
1391 y
*inst
->font_height
+ uheight
+ cfg
.window_border
,
1392 (x
+len
)*inst
->font_width
-1+cfg
.window_border
,
1393 y
*inst
->font_height
+ uheight
+ cfg
.window_border
);
1396 if (lattr
!= LATTR_NORM
) {
1398 * I can't find any plausible StretchBlt equivalent in the
1399 * X server, so I'm going to do this the slow and painful
1400 * way. This will involve repeated calls to
1401 * gdk_draw_pixmap() to stretch the text horizontally. It's
1402 * O(N^2) in time and O(N) in network bandwidth, but you
1403 * try thinking of a better way. :-(
1406 for (i
= 0; i
< len
* inst
->font_width
; i
++) {
1407 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1408 x
*inst
->font_width
+cfg
.window_border
+ 2*i
,
1409 y
*inst
->font_height
+cfg
.window_border
,
1410 x
*inst
->font_width
+cfg
.window_border
+ 2*i
+1,
1411 y
*inst
->font_height
+cfg
.window_border
,
1412 len
* inst
->font_width
- i
, inst
->font_height
);
1415 if (lattr
!= LATTR_WIDE
) {
1417 /* Now stretch vertically, in the same way. */
1418 if (lattr
== LATTR_BOT
)
1422 for (i
= 0; i
< inst
->font_height
; i
+=2) {
1423 gdk_draw_pixmap(inst
->pixmap
, gc
, inst
->pixmap
,
1424 x
*inst
->font_width
+cfg
.window_border
,
1425 y
*inst
->font_height
+cfg
.window_border
+dt
*i
+db
,
1426 x
*inst
->font_width
+cfg
.window_border
,
1427 y
*inst
->font_height
+cfg
.window_border
+dt
*(i
+1),
1428 len
* inst
->font_width
, inst
->font_height
-i
-1);
1434 void do_text(Context ctx
, int x
, int y
, char *text
, int len
,
1435 unsigned long attr
, int lattr
)
1437 GdkGC
*gc
= (GdkGC
*)ctx
;
1439 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1441 if (lattr
!= LATTR_NORM
) {
1443 if (x
>= term
->cols
)
1445 if (x
+ len
*2 > term
->cols
)
1446 len
= (term
->cols
-x
)/2; /* trim to LH half */
1450 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1451 x
*inst
->font_width
+cfg
.window_border
,
1452 y
*inst
->font_height
+cfg
.window_border
,
1453 x
*inst
->font_width
+cfg
.window_border
,
1454 y
*inst
->font_height
+cfg
.window_border
,
1455 len
*inst
->font_width
, inst
->font_height
);
1458 void do_cursor(Context ctx
, int x
, int y
, char *text
, int len
,
1459 unsigned long attr
, int lattr
)
1462 GdkGC
*gc
= (GdkGC
*)ctx
;
1464 if (attr
& TATTR_PASCURS
) {
1465 attr
&= ~TATTR_PASCURS
;
1469 if ((attr
& TATTR_ACTCURS
) && cfg
.cursor_type
!= 0) {
1470 attr
&= ~TATTR_ACTCURS
;
1472 do_text_internal(ctx
, x
, y
, text
, len
, attr
, lattr
);
1474 if (lattr
!= LATTR_NORM
) {
1476 if (x
>= term
->cols
)
1478 if (x
+ len
*2 > term
->cols
)
1479 len
= (term
->cols
-x
)/2; /* trim to LH half */
1483 if (cfg
.cursor_type
== 0) {
1485 * An active block cursor will already have been done by
1486 * the above do_text call, so we only need to do anything
1490 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1491 gdk_draw_rectangle(inst
->pixmap
, gc
, 0,
1492 x
*inst
->font_width
+cfg
.window_border
,
1493 y
*inst
->font_height
+cfg
.window_border
,
1494 len
*inst
->font_width
-1, inst
->font_height
-1);
1498 int startx
, starty
, dx
, dy
, length
, i
;
1502 if ((attr
& ATTR_WIDE
) || lattr
!= LATTR_NORM
)
1503 char_width
= 2*inst
->font_width
;
1505 char_width
= inst
->font_width
;
1507 if (cfg
.cursor_type
== 1) {
1508 uheight
= inst
->fonts
[0]->ascent
+ 1;
1509 if (uheight
>= inst
->font_height
)
1510 uheight
= inst
->font_height
- 1;
1512 startx
= x
* inst
->font_width
+ cfg
.window_border
;
1513 starty
= y
* inst
->font_height
+ cfg
.window_border
+ uheight
;
1516 length
= len
* char_width
;
1519 if (attr
& TATTR_RIGHTCURS
)
1520 xadjust
= char_width
- 1;
1521 startx
= x
* inst
->font_width
+ cfg
.window_border
+ xadjust
;
1522 starty
= y
* inst
->font_height
+ cfg
.window_border
;
1525 length
= inst
->font_height
;
1528 gdk_gc_set_foreground(gc
, &inst
->cols
[NCOLOURS
-1]);
1530 for (i
= 0; i
< length
; i
++) {
1532 gdk_draw_point(inst
->pixmap
, gc
, startx
, starty
);
1538 gdk_draw_line(inst
->pixmap
, gc
, startx
, starty
,
1539 startx
+ (length
-1) * dx
, starty
+ (length
-1) * dy
);
1543 gdk_draw_pixmap(inst
->area
->window
, gc
, inst
->pixmap
,
1544 x
*inst
->font_width
+cfg
.window_border
,
1545 y
*inst
->font_height
+cfg
.window_border
,
1546 x
*inst
->font_width
+cfg
.window_border
,
1547 y
*inst
->font_height
+cfg
.window_border
,
1548 len
*inst
->font_width
, inst
->font_height
);
1551 GdkCursor
*make_mouse_ptr(int cursor_val
)
1554 * Truly hideous hack: GTK doesn't allow us to set the mouse
1555 * cursor foreground and background colours unless we've _also_
1556 * created our own cursor from bitmaps. Therefore, I need to
1557 * load the `cursor' font and draw glyphs from it on to
1558 * pixmaps, in order to construct my cursors with the fg and bg
1559 * I want. This is a gross hack, but it's more self-contained
1560 * than linking in Xlib to find the X window handle to
1561 * inst->area and calling XRecolorCursor, and it's more
1562 * futureproof than hard-coding the shapes as bitmap arrays.
1564 static GdkFont
*cursor_font
= NULL
;
1565 GdkPixmap
*source
, *mask
;
1567 GdkColor cfg
= { 0, 65535, 65535, 65535 };
1568 GdkColor cbg
= { 0, 0, 0, 0 };
1569 GdkColor dfg
= { 1, 65535, 65535, 65535 };
1570 GdkColor dbg
= { 0, 0, 0, 0 };
1573 gint lb
, rb
, wid
, asc
, desc
, w
, h
, x
, y
;
1575 if (cursor_val
== -2) {
1576 gdk_font_unref(cursor_font
);
1580 if (cursor_val
>= 0 && !cursor_font
)
1581 cursor_font
= gdk_font_load("cursor");
1584 * Get the text extent of the cursor in question. We use the
1585 * mask character for this, because it's typically slightly
1586 * bigger than the main character.
1588 if (cursor_val
>= 0) {
1590 text
[0] = (char)cursor_val
+ 1;
1591 gdk_string_extents(cursor_font
, text
, &lb
, &rb
, &wid
, &asc
, &desc
);
1592 w
= rb
-lb
; h
= asc
+desc
; x
= -lb
; y
= asc
;
1598 source
= gdk_pixmap_new(NULL
, w
, h
, 1);
1599 mask
= gdk_pixmap_new(NULL
, w
, h
, 1);
1602 * Draw the mask character on the mask pixmap.
1604 gc
= gdk_gc_new(mask
);
1605 gdk_gc_set_foreground(gc
, &dbg
);
1606 gdk_draw_rectangle(mask
, gc
, 1, 0, 0, w
, h
);
1607 if (cursor_val
>= 0) {
1609 text
[0] = (char)cursor_val
+ 1;
1610 gdk_gc_set_foreground(gc
, &dfg
);
1611 gdk_draw_text(mask
, cursor_font
, gc
, x
, y
, text
, 1);
1616 * Draw the main character on the source pixmap.
1618 gc
= gdk_gc_new(source
);
1619 gdk_gc_set_foreground(gc
, &dbg
);
1620 gdk_draw_rectangle(source
, gc
, 1, 0, 0, w
, h
);
1621 if (cursor_val
>= 0) {
1623 text
[0] = (char)cursor_val
;
1624 gdk_gc_set_foreground(gc
, &dfg
);
1625 gdk_draw_text(source
, cursor_font
, gc
, x
, y
, text
, 1);
1630 * Create the cursor.
1632 ret
= gdk_cursor_new_from_pixmap(source
, mask
, &cfg
, &cbg
, x
, y
);
1637 gdk_pixmap_unref(source
);
1638 gdk_pixmap_unref(mask
);
1643 void modalfatalbox(char *p
, ...)
1646 fprintf(stderr
, "FATAL ERROR: ");
1648 vfprintf(stderr
, p
, ap
);
1650 fputc('\n', stderr
);
1654 char *get_x_display(void)
1656 return gdk_get_display();
1659 char *app_name
= "pterm";
1661 int do_cmdline(int argc
, char **argv
, int do_everything
)
1664 extern char **pty_argv
; /* declared in pty.c */
1667 * Macros to make argument handling easier.
1669 #define EXPECTS_ARG do { \
1670 if (--argc <= 0) { \
1672 fprintf(stderr, "pterm: %s expects an argument\n", p); \
1676 #define SECOND_PASS_ONLY do { \
1677 if (!do_everything) continue; \
1687 while (--argc
> 0) {
1689 if (!strcmp(p
, "-fn") || !strcmp(p
, "-font")) {
1692 strncpy(cfg
.font
, val
, sizeof(cfg
.font
));
1693 cfg
.font
[sizeof(cfg
.font
)-1] = '\0';
1695 } else if (!strcmp(p
, "-fb")) {
1698 strncpy(cfg
.boldfont
, val
, sizeof(cfg
.boldfont
));
1699 cfg
.boldfont
[sizeof(cfg
.boldfont
)-1] = '\0';
1701 } else if (!strcmp(p
, "-geometry")) {
1702 int flags
, x
, y
, w
, h
;
1706 flags
= XParseGeometry(val
, &x
, &y
, &w
, &h
);
1707 if (flags
& WidthValue
)
1709 if (flags
& HeightValue
)
1713 * Apparently setting the initial window position is
1714 * difficult in GTK 1.2. Not entirely sure why this
1715 * should be. 2.0 has gtk_window_parse_geometry(),
1716 * which would help... For the moment, though, I can't
1717 * be bothered with this.
1720 } else if (!strcmp(p
, "-sl")) {
1723 cfg
.savelines
= atoi(val
);
1725 } else if (!strcmp(p
, "-fg") || !strcmp(p
, "-bg") ||
1726 !strcmp(p
, "-bfg") || !strcmp(p
, "-bbg") ||
1727 !strcmp(p
, "-cfg") || !strcmp(p
, "-cbg")) {
1732 if (!gdk_color_parse(val
, &col
)) {
1734 fprintf(stderr
, "pterm: unable to parse colour \"%s\"\n", val
);
1737 index
= (!strcmp(p
, "-fg") ?
0 :
1738 !strcmp(p
, "-bg") ?
2 :
1739 !strcmp(p
, "-bfg") ?
1 :
1740 !strcmp(p
, "-bbg") ?
3 :
1741 !strcmp(p
, "-cfg") ?
4 :
1742 !strcmp(p
, "-cbg") ?
5 : -1);
1743 assert(index
!= -1);
1744 cfg
.colours
[index
][0] = col
.red
/ 256;
1745 cfg
.colours
[index
][1] = col
.green
/ 256;
1746 cfg
.colours
[index
][2] = col
.blue
/ 256;
1749 } else if (!strcmp(p
, "-e")) {
1750 /* This option swallows all further arguments. */
1756 pty_argv
= smalloc((argc
+1) * sizeof(char *));
1758 for (i
= 0; i
< argc
; i
++)
1759 pty_argv
[i
] = argv
[i
];
1760 pty_argv
[argc
] = NULL
;
1761 break; /* finished command-line processing */
1763 err
= 1, fprintf(stderr
, "pterm: -e expects an argument\n");
1765 } else if (!strcmp(p
, "-T")) {
1768 strncpy(cfg
.wintitle
, val
, sizeof(cfg
.wintitle
));
1769 cfg
.wintitle
[sizeof(cfg
.wintitle
)-1] = '\0';
1771 } else if (!strcmp(p
, "-log")) {
1774 strncpy(cfg
.logfilename
, val
, sizeof(cfg
.logfilename
));
1775 cfg
.logfilename
[sizeof(cfg
.logfilename
)-1] = '\0';
1776 cfg
.logtype
= LGTYP_DEBUG
;
1778 } else if (!strcmp(p
, "-ut-") || !strcmp(p
, "+ut")) {
1782 } else if (!strcmp(p
, "-ut")) {
1786 } else if (!strcmp(p
, "-ls-") || !strcmp(p
, "+ls")) {
1788 cfg
.login_shell
= 0;
1790 } else if (!strcmp(p
, "-ls")) {
1792 cfg
.login_shell
= 1;
1794 } else if (!strcmp(p
, "-nethack")) {
1796 cfg
.nethack_keypad
= 1;
1798 } else if (!strcmp(p
, "-sb-") || !strcmp(p
, "+sb")) {
1802 } else if (!strcmp(p
, "-sb")) {
1806 } else if (!strcmp(p
, "-name")) {
1810 } else if (!strcmp(p
, "-xrm")) {
1812 provide_xrm_string(val
);
1816 fprintf(stderr
, "pterm: unrecognized option '%s'\n", p
);
1823 int main(int argc
, char **argv
)
1825 extern int pty_master_fd
; /* declared in pty.c */
1826 extern void pty_pre_init(void); /* declared in pty.c */
1830 gtk_init(&argc
, &argv
);
1832 if (do_cmdline(argc
, argv
, 0)) /* pre-defaults pass to get -class */
1834 do_defaults(NULL
, &cfg
);
1835 if (do_cmdline(argc
, argv
, 1)) /* post-defaults, do everything */
1839 * Initialise the whole instance structure to zeroes
1841 memset(inst
, 0, sizeof(*inst
));
1843 inst
->fonts
[0] = gdk_font_load(cfg
.font
);
1844 if (!inst
->fonts
[0]) {
1845 fprintf(stderr
, "pterm: unable to load font \"%s\"\n", cfg
.font
);
1848 if (cfg
.boldfont
[0]) {
1849 inst
->fonts
[1] = gdk_font_load(cfg
.boldfont
);
1850 if (!inst
->fonts
[1]) {
1851 fprintf(stderr
, "pterm: unable to load bold font \"%s\"\n",
1856 inst
->fonts
[1] = NULL
;
1858 inst
->font_width
= gdk_char_width(inst
->fonts
[0], ' ');
1859 inst
->font_height
= inst
->fonts
[0]->ascent
+ inst
->fonts
[0]->descent
;
1861 inst
->compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1865 inst
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1867 if (cfg
.wintitle
[0])
1868 set_title(cfg
.wintitle
);
1873 * Set up the colour map.
1877 inst
->area
= gtk_drawing_area_new();
1878 gtk_drawing_area_size(GTK_DRAWING_AREA(inst
->area
),
1879 inst
->font_width
* cfg
.width
+ 2*cfg
.window_border
,
1880 inst
->font_height
* cfg
.height
+ 2*cfg
.window_border
);
1881 if (cfg
.scrollbar
) {
1882 inst
->sbar_adjust
= GTK_ADJUSTMENT(gtk_adjustment_new(0,0,0,0,0,0));
1883 inst
->sbar
= gtk_vscrollbar_new(inst
->sbar_adjust
);
1885 inst
->hbox
= GTK_BOX(gtk_hbox_new(FALSE
, 0));
1886 if (cfg
.scrollbar
) {
1887 if (cfg
.scrollbar_on_left
)
1888 gtk_box_pack_start(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1890 gtk_box_pack_end(inst
->hbox
, inst
->sbar
, FALSE
, FALSE
, 0);
1892 gtk_box_pack_start(inst
->hbox
, inst
->area
, TRUE
, TRUE
, 0);
1894 gtk_container_add(GTK_CONTAINER(inst
->window
), GTK_WIDGET(inst
->hbox
));
1898 geom
.min_width
= inst
->font_width
+ 2*cfg
.window_border
;
1899 geom
.min_height
= inst
->font_height
+ 2*cfg
.window_border
;
1900 geom
.max_width
= geom
.max_height
= -1;
1901 geom
.base_width
= 2*cfg
.window_border
;
1902 geom
.base_height
= 2*cfg
.window_border
;
1903 geom
.width_inc
= inst
->font_width
;
1904 geom
.height_inc
= inst
->font_height
;
1905 geom
.min_aspect
= geom
.max_aspect
= 0;
1906 gtk_window_set_geometry_hints(GTK_WINDOW(inst
->window
), inst
->area
, &geom
,
1907 GDK_HINT_MIN_SIZE
| GDK_HINT_BASE_SIZE
|
1908 GDK_HINT_RESIZE_INC
);
1911 gtk_signal_connect(GTK_OBJECT(inst
->window
), "destroy",
1912 GTK_SIGNAL_FUNC(destroy
), inst
);
1913 gtk_signal_connect(GTK_OBJECT(inst
->window
), "delete_event",
1914 GTK_SIGNAL_FUNC(delete_window
), inst
);
1915 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_press_event",
1916 GTK_SIGNAL_FUNC(key_event
), inst
);
1917 gtk_signal_connect(GTK_OBJECT(inst
->window
), "key_release_event",
1918 GTK_SIGNAL_FUNC(key_event
), inst
);
1919 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_in_event",
1920 GTK_SIGNAL_FUNC(focus_event
), inst
);
1921 gtk_signal_connect(GTK_OBJECT(inst
->window
), "focus_out_event",
1922 GTK_SIGNAL_FUNC(focus_event
), inst
);
1923 gtk_signal_connect(GTK_OBJECT(inst
->area
), "configure_event",
1924 GTK_SIGNAL_FUNC(configure_area
), inst
);
1925 gtk_signal_connect(GTK_OBJECT(inst
->area
), "expose_event",
1926 GTK_SIGNAL_FUNC(expose_area
), inst
);
1927 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_press_event",
1928 GTK_SIGNAL_FUNC(button_event
), inst
);
1929 gtk_signal_connect(GTK_OBJECT(inst
->area
), "button_release_event",
1930 GTK_SIGNAL_FUNC(button_event
), inst
);
1931 gtk_signal_connect(GTK_OBJECT(inst
->area
), "motion_notify_event",
1932 GTK_SIGNAL_FUNC(motion_event
), inst
);
1933 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_received",
1934 GTK_SIGNAL_FUNC(selection_received
), inst
);
1935 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_get",
1936 GTK_SIGNAL_FUNC(selection_get
), inst
);
1937 gtk_signal_connect(GTK_OBJECT(inst
->area
), "selection_clear_event",
1938 GTK_SIGNAL_FUNC(selection_clear
), inst
);
1940 gtk_signal_connect(GTK_OBJECT(inst
->sbar_adjust
), "value_changed",
1941 GTK_SIGNAL_FUNC(scrollbar_moved
), inst
);
1942 gtk_timeout_add(20, timer_func
, inst
);
1943 gtk_widget_add_events(GTK_WIDGET(inst
->area
),
1944 GDK_KEY_PRESS_MASK
| GDK_KEY_RELEASE_MASK
|
1945 GDK_BUTTON_PRESS_MASK
| GDK_BUTTON_RELEASE_MASK
|
1946 GDK_POINTER_MOTION_MASK
| GDK_BUTTON_MOTION_MASK
);
1948 gtk_widget_show(inst
->area
);
1950 gtk_widget_show(inst
->sbar
);
1951 gtk_widget_show(GTK_WIDGET(inst
->hbox
));
1952 gtk_widget_show(inst
->window
);
1954 set_window_background();
1956 inst
->textcursor
= make_mouse_ptr(GDK_XTERM
);
1957 inst
->rawcursor
= make_mouse_ptr(GDK_LEFT_PTR
);
1958 inst
->blankcursor
= make_mouse_ptr(-1);
1959 make_mouse_ptr(-2); /* clean up cursor font */
1960 inst
->currcursor
= inst
->textcursor
;
1965 back
= &pty_backend
;
1966 back
->init((void *)term
, &backhandle
, NULL
, 0, NULL
, 0);
1968 term_provide_resize_fn(term
, back
->size
, backhandle
);
1970 term_size(term
, cfg
.height
, cfg
.width
, cfg
.savelines
);
1972 inst
->ldisc
= ldisc_create(term
, back
, backhandle
, inst
);
1973 ldisc_send(inst
->ldisc
, NULL
, 0, 0);/* cause ldisc to notice changes */
1975 inst
->master_fd
= pty_master_fd
;
1976 inst
->exited
= FALSE
;
1977 inst
->master_func_id
= gdk_input_add(pty_master_fd
, GDK_INPUT_READ
,
1978 pty_input_func
, inst
);