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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.166 by root, Sun Jan 8 07:55:36 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
28 * You should have received a copy of the GNU General Public License 28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software 29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47/*----------------------------------------------------------------------*/ 51vector<rxvt_term *> rxvt_term::termlist;
48/* rxvt_init() */
49/* LIBPROTO */
50rxvt_t *
51rxvt_init(int argc, const char *const *argv)
52{
53 const char **cmd_argv;
54 52
55 SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t))); 53static char curlocale[128], savelocale[128];
56 54
57 dR; 55bool
58 if (rxvt_init_vars(aR) < 0) { 56rxvt_set_locale (const char *locale)
59 free(R); 57{
60 return NULL; 58 if (!locale || !strncmp (locale, curlocale, 128))
59 return false;
60
61 strncpy (curlocale, locale, 128);
62 setlocale (LC_CTYPE, curlocale);
63 return true;
64}
65
66bool
67rxvt_push_locale (const char *locale)
68{
69 strcpy (savelocale, curlocale);
70 rxvt_set_locale (locale);
71}
72
73void
74rxvt_pop_locale ()
75{
76 rxvt_set_locale (savelocale);
77}
78
79#if ENABLE_COMBINING
80class rxvt_composite_vec rxvt_composite;
81
82text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
83{
84 compose_char *cc;
85
86 // break compose chains, as stupid readline really likes to duplicate
87 // composing characters for some reason near the end of a line.
88 cc = (*this)[c1];
89 while (cc)
61 } 90 {
91 if (cc->c2 == c2) return c1;
92 cc = (*this)[cc->c1];
93 }
62 94
63/* 95 // check to see wether this combination already exists otherwise
64 * Save and then give up any super-user privileges 96 for (cc = v.end (); cc-- > v.begin (); )
65 * If we need privileges in any area then we must specifically request it. 97 {
66 * We should only need to be root in these cases: 98 if (cc->c1 == c1 && cc->c2 == c2)
67 * 1. write utmp entries on some systems 99 return COMPOSE_LO + (cc - v.begin ());
68 * 2. chown tty on some systems 100 }
69 */
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
72 101
73 rxvt_init_secondary(aR); 102 // allocate a new combination
103 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
104 {
105 static int seen;
74 106
75 cmd_argv = rxvt_init_resources(aR_ argc, argv); 107 if (!seen++)
108 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76 109
77#if (MENUBAR_MAX) 110 return REPLACEMENT_CHAR;
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]); 111 }
112
113 v.push_back (compose_char (c1, c2));
114
115 return v.size () - 1 + COMPOSE_LO;
116}
117
118int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
119{
120 compose_char *cc = (*this)[c];
121
122 if (!cc)
123 {
124 if (r) *r = c;
125 return 1;
126 }
127
128 int len = expand (cc->c1, r);
129
130 if (r) r += len;
131
132 if (cc->c2 != NOCHAR)
133 {
134 len++;
135 if (r) *r++ = cc->c2;
136 }
137
138 return len;
139
140}
141#endif
142
143rxvt_term::rxvt_term ()
144 :
145#if TRANSPARENT
146 rootwin_ev (this, &rxvt_term::rootwin_cb),
79#endif 147#endif
80#ifdef HAVE_SCROLLBARS 148#ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar) 149 scrollbar_ev (this, &rxvt_term::x_cb),
82 scrollbar_setIdle(); /* set existence for size calculations */
83#endif 150#endif
84 151#ifdef MENUBAR
85 rxvt_Create_Windows(aR_ argc, argv); 152 menubar_ev (this, &rxvt_term::x_cb),
86
87 rxvt_init_xlocale(aR);
88
89 rxvt_scr_reset(aR); /* initialize screen */
90#ifdef RXVT_GRAPHICS
91 rxvt_Gr_reset(aR); /* reset graphics */
92#endif 153#endif
93 154#ifdef CURSOR_BLINK
94#if 0 155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
95#ifdef DEBUG_X
96 XSynchronize(R->Xdisplay, True);
97 XSetErrorHandler((XErrorHandler) abort);
98#else
99 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100#endif 156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
101#endif 159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175 termwin_ev (this, &rxvt_term::x_cb),
176 vt_ev (this, &rxvt_term::x_cb),
177 check_ev (this, &rxvt_term::check_cb),
178 flush_ev (this, &rxvt_term::flush_cb),
179 destroy_ev (this, &rxvt_term::destroy_cb),
180 pty_ev (this, &rxvt_term::pty_cb),
181 incr_ev (this, &rxvt_term::incr_cb)
182{
183 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102 184
185 termlist.push_back (this);
186
187#ifdef KEYSYM_RESOURCE
188 keyboard = new keyboard_manager;
189
190 if (!keyboard)
191 rxvt_fatal ("out of memory, aborting.\n");
192#endif
193}
194
195// clean up the most important stuff, do *not* call x or free mem etc.
196// for use before an emergency exit
197void rxvt_term::emergency_cleanup ()
198{
199 if (cmd_pid)
200 kill (-cmd_pid, SIGHUP);
201
202#ifdef UTMP_SUPPORT
203 privileged_utmp (RESTORE);
204#endif
205
206 pty.put ();
207}
208
209rxvt_term::~rxvt_term ()
210{
211 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
212
213 termlist.erase (find (termlist.begin (), termlist.end(), this));
214
215 emergency_cleanup ();
216
217#if ENABLE_STYLES
218 for (int i = RS_styleCount; --i; )
219 if (fontset[i] != fontset[0])
220 delete fontset[i];
221#endif
222 delete fontset[0];
223
224 if (display)
225 {
226 dDisp;
227
228 selection_clear ();
229
230#ifdef USE_XIM
231 im_destroy ();
232#endif
233#ifdef MENUBAR
234 if (menubarGC) XFreeGC (disp, menubarGC);
235#endif
236#ifdef XTERM_SCROLLBAR
237 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
238 if (ShadowGC) XFreeGC (disp, ShadowGC);
239#endif
240#ifdef PLAIN_SCROLLBAR
241 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
242#endif
243#ifdef NEXT_SCROLLBAR
244 if (blackGC) XFreeGC (disp, blackGC);
245 if (whiteGC) XFreeGC (disp, whiteGC);
246 if (grayGC) XFreeGC (disp, grayGC);
247 if (darkGC) XFreeGC (disp, darkGC);
248 if (stippleGC) XFreeGC (disp, stippleGC);
249 if (dimple) XFreePixmap (disp, dimple);
250 if (upArrow) XFreePixmap (disp, upArrow);
251 if (downArrow) XFreePixmap (disp, downArrow);
252 if (upArrowHi) XFreePixmap (disp, upArrowHi);
253 if (downArrowHi) XFreePixmap (disp, downArrowHi);
254#endif
255#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
256 if (topShadowGC) XFreeGC (disp, topShadowGC);
257 if (botShadowGC) XFreeGC (disp, botShadowGC);
258 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
259#endif
260 if (gc) XFreeGC (disp, gc);
261
262#if defined(MENUBAR) && (MENUBAR_MAX > 1)
263 delete menuBar.drawable;
264 //if (menuBar.win)
265 // XDestroyWindow (disp, menuBar.win);
266#endif
267 delete drawable;
268 // destroy all windows
269 if (parent[0])
270 XDestroyWindow (disp, parent[0]);
271 }
272
273 // TODO: free pixcolours, colours should become part of rxvt_display
274
275 delete pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete pix_colors_unfocused;
278#endif
279#if USE_XGETDEFAULT
280 XrmDestroyDatabase (xrmdatabase);
281#endif
282
283 displays.put (display);
284
285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_windowid);
294 free (env_display);
295 free (env_term);
296 free (env_colorfgbg);
297 free (locale);
298 free (v_buffer);
299 free (incr_buf);
300
301 delete envv;
302 delete argv;
303
304#ifdef KEYSYM_RESOURCE
305 delete keyboard;
306#endif
307}
308
309void
310rxvt_term::child_exit ()
311{
312 cmd_pid = 0;
313
314 if (!OPTION (Opt_hold))
315 destroy ();
316}
317
318void
319rxvt_term::destroy ()
320{
321 if (destroy_ev.active)
322 return;
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
328 if (display)
329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
103#ifdef HAVE_SCROLLBARS 333#if HAVE_SCROLLBARS
104 if (R->Options & Opt_scrollBar) 334 scrollbar_ev.stop (display);
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106#endif 335#endif
107#if (MENUBAR_MAX) 336#if MENUBAR
108 if (menubar_visible(r)) 337 menubar_ev.stop (display);
109 XMapWindow(R->Xdisplay, R->menuBar.win);
110#endif 338#endif
111#ifdef TRANSPARENT 339#if TRANSPARENT
112 if (R->Options & Opt_transparent) { 340 rootwin_ev.stop (display);
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114 rxvt_check_our_parents(aR);
115 }
116#endif 341#endif
117 XMapWindow(R->Xdisplay, R->TermWin.vt); 342 incr_ev.stop ();
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 343 termwin_ev.stop (display);
119 344 vt_ev.stop (display);
120 rxvt_init_env(aR);
121 rxvt_init_command(aR_ cmd_argv);
122
123 return R;
124}
125
126/* ------------------------------------------------------------------------- *
127 * SIGNAL HANDLING & EXIT HANDLER *
128 * ------------------------------------------------------------------------- */
129/*
130 * Catch a SIGCHLD signal and exit if the direct child has died
131 */
132/* ARGSUSED */
133/* EXTPROTO */
134RETSIGTYPE
135rxvt_Child_signal(int sig __attribute__((unused)))
136{
137 dR;
138 int pid, save_errno = errno;
139
140 do {
141 errno = 0;
142 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
143
144 if (pid == R->h->cmd_pid)
145 exit(EXIT_SUCCESS);
146
147 errno = save_errno;
148 signal(SIGCHLD, rxvt_Child_signal);
149}
150
151/*
152 * Catch a fatal signal and tidy up before quitting
153 */
154/* EXTPROTO */
155RETSIGTYPE
156rxvt_Exit_signal(int sig)
157{
158 signal(sig, SIG_DFL);
159#ifdef DEBUG_CMD
160 rxvt_print_error("signal %d", sig);
161#endif
162 rxvt_clean_exit();
163 kill(getpid(), sig);
164}
165
166/* ARGSUSED */
167/* INTPROTO */
168int
169rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170{
171 dR;
172
173 if (R->h->allowedxerror == -1) {
174 R->h->allowedxerror = event->error_code;
175 return 0; /* ignored anyway */
176 } 345 }
177 rxvt_print_error("XError: Request: %d . %d, Error: %d", 346
178 event->request_code, event->minor_code, 347 check_ev.stop ();
179 event->error_code); 348 pty_ev.stop ();
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 349#ifdef CURSOR_BLINK
181 exit(EXIT_FAILURE); 350 cursor_blink_ev.stop ();
182 /* NOTREACHED */ 351#endif
352#ifdef TEXT_BLINK
353 text_blink_ev.stop ();
354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
361#ifdef POINTER_BLANK
362 pointer_ev.stop ();
363#endif
364
365 destroy_ev.start (0);
366}
367
368void
369rxvt_term::destroy_cb (time_watcher &w)
370{
371 SET_R (this);
372
373 delete this;
183} 374}
184 375
185/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
186/* 377/*
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
189 */ 380 */
190/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
191void
192rxvt_clean_exit(void)
193{
194 dR;
195 382
196#ifdef DEBUG_SCREEN 383static void
197 rxvt_scr_release(aR); 384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if ENABLE_FRILLS
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
198#endif 437#endif
199#ifndef NO_SETOWNER_TTYDEV 438
200 rxvt_privileged_ttydev(aR_ RESTORE); 439int
201#endif 440rxvt_xerror_handler (Display *display, XErrorEvent *event)
202#ifdef UTMP_SUPPORT 441{
203 rxvt_privileged_utmp(aR_ RESTORE); 442 if (GET_R->allowedxerror == -1)
204#endif 443 GET_R->allowedxerror = event->error_code;
205#ifdef USE_XIM 444 else
206 if (R->h->Input_Context != NULL) {
207 XDestroyIC(R->h->Input_Context);
208 R->h->Input_Context = NULL;
209 } 445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_FRILLS
449 print_x_error (display, event);
450#else
451 old_xerror_handler (display, event);
452#endif
453 }
454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv)
470{
471 SET_R (this);
472
473 set_locale ("");
474
475 if (!init_vars ())
476 return false;
477
478 init_secondary ();
479
480 const char **cmd_argv = init_resources (argc, argv);
481
482#ifdef KEYSYM_RESOURCE
483 keyboard->register_done ();
484#endif
485
486#if MENUBAR_MAX
487 menubar_read (rs[Rs_menu]);
488#endif
489#ifdef HAVE_SCROLLBARS
490 if (OPTION (Opt_scrollBar))
491 scrollBar.setIdle (); /* set existence for size calculations */
492#endif
493
494#if ENABLE_PERL
495 if (!rs[Rs_perl_ext_1])
496 rs[Rs_perl_ext_1] = "default";
497
498 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
499 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
500 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
501 {
502 rxvt_perl.init ();
503 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
504 }
505#endif
506
507 create_windows (argc, argv);
508
509 dDisp;
510
511 init_xlocale ();
512
513 scr_reset (); /* initialize screen */
514
515#if 0
516 XSynchronize (disp, True);
517#endif
518
519#ifdef HAVE_SCROLLBARS
520 if (OPTION (Opt_scrollBar))
521 resize_scrollbar (); /* create and map scrollbar */
522#endif
523#if (MENUBAR_MAX)
524 if (menubar_visible ())
525 XMapWindow (disp, menuBar.win);
526#endif
527#ifdef TRANSPARENT
528 if (OPTION (Opt_transparent))
529 {
530 XSelectInput (disp, display->root, PropertyChangeMask);
531 check_our_parents ();
532 rootwin_ev.start (display, display->root);
533 }
534#endif
535
536 XMapWindow (disp, vt);
537 XMapWindow (disp, parent[0]);
538
539 set_colorfgbg ();
540
541 init_command (cmd_argv);
542
543 free (cmd_argv);
544
545 if (pty.pty >= 0)
546 pty_ev.start (pty.pty, EVENT_READ);
547
548 check_ev.start ();
549
550 HOOK_INVOKE ((this, HOOK_START, DT_END));
551
552 return true;
553}
554
555static struct sig_handlers
556{
557 sig_watcher sw_chld, sw_term, sw_int;
558
559 void sig_chld (sig_watcher &w)
560 {
561 // we are being called for every SIGCHLD, find the corresponding term
562 int pid;
563
564 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
565 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
566 if (pid == (*t)->cmd_pid)
567 {
568 (*t)->child_exit ();
569 break;
570 }
571 }
572
573 /*
574 * Catch a fatal signal and tidy up before quitting
575 */
576 void
577 sig_term (sig_watcher &w)
578 {
579#ifdef DEBUG_CMD
580 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
581#endif
582 rxvt_emergency_cleanup ();
583 signal (w.signum, SIG_DFL);
584 kill (getpid (), w.signum);
585 }
586
587 sig_handlers ()
588 : sw_chld (this, &sig_handlers::sig_chld),
589 sw_term (this, &sig_handlers::sig_term),
590 sw_int (this, &sig_handlers::sig_term)
591 {
592 }
593} sig_handlers;
594
595void
596rxvt_init ()
597{
598 /*
599 * Save and then give up any super-user privileges
600 * If we need privileges in any area then we must specifically request it.
601 * We should only need to be root in these cases:
602 * 1. write utmp entries on some systems
603 * 2. chown tty on some systems
604 */
605 rxvt_privileges (SAVE);
606 rxvt_privileges (IGNORE);
607
608 signal (SIGHUP, SIG_IGN);
609 signal (SIGPIPE, SIG_IGN);
610
611 sig_handlers.sw_chld.start (SIGCHLD);
612 sig_handlers.sw_term.start (SIGTERM);
613 sig_handlers.sw_int.start (SIGINT);
614
615 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
616 /* signal (SIGURG, SIG_DFL); */
617
618 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
619 // TODO: handle this with exceptions and tolerate the memory loss
620 XSetIOErrorHandler (rxvt_xioerror_handler);
621
622#ifdef USE_XGETDEFAULT
623 XrmInitialize ();
210#endif 624#endif
211} 625}
212 626
213/* ------------------------------------------------------------------------- * 627/* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS * 628 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */ 629 * ------------------------------------------------------------------------- */
216/* EXTPROTO */ 630void *
631rxvt_malloc (size_t size)
632{
633 void *p = malloc (size);
634
635 if (!p)
636 rxvt_fatal ("memory allocation failure. aborting.\n");
637
638 return p;
639}
640
641void *
642rxvt_calloc (size_t number, size_t size)
643{
644 void *p = calloc (number, size);
645
646 if (!p)
647 rxvt_fatal ("memory allocation failure. aborting.\n");
648
649 return p;
650}
651
217void * 652void *
218rxvt_malloc(size_t size)
219{
220 void *p;
221
222 p = malloc(size);
223 if (p)
224 return p;
225
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227 rxvt_clean_exit();
228 exit(EXIT_FAILURE);
229 /* NOTREACHED */
230}
231
232/* EXTPROTO */
233void *
234rxvt_calloc(size_t number, size_t size)
235{
236 void *p;
237
238 p = calloc(number, size);
239 if (p)
240 return p;
241
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243 rxvt_clean_exit();
244 exit(EXIT_FAILURE);
245 /* NOTREACHED */
246}
247
248/* EXTPROTO */
249void *
250rxvt_realloc(void *ptr, size_t size) 653rxvt_realloc (void *ptr, size_t size)
251{ 654{
252 void *p;
253
254 if (ptr)
255 p = realloc(ptr, size); 655 void *p = realloc (ptr, size);
256 else 656
257 p = malloc(size);
258 if (p) 657 if (!p)
658 rxvt_fatal ("memory allocation failure. aborting.\n");
659
259 return p; 660 return p;
260
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262 rxvt_clean_exit();
263 exit(EXIT_FAILURE);
264 /* NOTREACHED */
265} 661}
662
266/* ------------------------------------------------------------------------- * 663/* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS * 664 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */ 665 * ------------------------------------------------------------------------- */
269/* take care of suid/sgid super-user (root) privileges */ 666/* take care of suid/sgid super-user (root) privileges */
270/* INTPROTO */
271void 667void
272rxvt_privileges(pR_ int mode) 668rxvt_privileges (rxvt_privaction action)
273{ 669{
670#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
671 static uid_t euid;
672 static gid_t egid;
673#endif
674
274#if ! defined(__CYGWIN32__) 675#if ! defined(__CYGWIN32__)
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 676# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276/* setreuid() is the poor man's setuid(), seteuid() */ 677 /* setreuid () is the poor man's setuid (), seteuid () */
277# define seteuid(a) setreuid(-1, (a)) 678# define seteuid(a) setreuid(-1, (a))
278# define setegid(a) setregid(-1, (a)) 679# define setegid(a) setregid(-1, (a))
279# define HAVE_SETEUID 680# define HAVE_SETEUID
280# endif 681# endif
281# ifdef HAVE_SETEUID 682# ifdef HAVE_SETEUID
282 switch (mode) { 683 switch (action)
684 {
283 case IGNORE: 685 case IGNORE:
284 /* 686 /*
285 * change effective uid/gid - not real uid/gid - so we can switch 687 * change effective uid/gid - not real uid/gid - so we can switch
286 * back to root later, as required 688 * back to root later, as required
287 */ 689 */
288 seteuid(getuid()); 690 seteuid (getuid ());
289 setegid(getgid()); 691 setegid (getgid ());
290 break; 692 break;
291 case SAVE: 693 case SAVE:
292 R->h->euid = geteuid(); 694 euid = geteuid ();
293 R->h->egid = getegid(); 695 egid = getegid ();
294 break; 696 break;
295 case RESTORE: 697 case RESTORE:
296 seteuid(R->h->euid); 698 seteuid (euid);
297 setegid(R->h->egid); 699 setegid (egid);
298 break; 700 break;
299 } 701 }
300# else 702# else
301 switch (mode) { 703 switch (action)
704 {
302 case IGNORE: 705 case IGNORE:
303 setuid(getuid()); 706 setuid (getuid ());
304 setgid(getgid()); 707 setgid (getgid ());
305 /* FALLTHROUGH */ 708 /* FALLTHROUGH */
306 case SAVE: 709 case SAVE:
307 /* FALLTHROUGH */ 710 /* FALLTHROUGH */
308 case RESTORE: 711 case RESTORE:
309 break; 712 break;
310 } 713 }
311# endif 714# endif
312#endif 715#endif
313} 716}
314 717
315#ifdef UTMP_SUPPORT 718#ifdef UTMP_SUPPORT
316/* EXTPROTO */
317void 719void
318rxvt_privileged_utmp(pR_ char action) 720rxvt_term::privileged_utmp (rxvt_privaction action)
319{ 721{
320 struct rxvt_hidden *h = R->h; 722 if (OPTION (Opt_utmpInhibit)
723 || !pty.name || !*pty.name)
724 return;
321 725
322 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323 if (h->next_utmp_action != action
324 || (action != SAVE && action != RESTORE)
325 || (R->Options & Opt_utmpInhibit)
326 || h->ttydev == NULL
327 || *h->ttydev == '\0')
328 return;
329
330 rxvt_privileges(aR_ RESTORE); 726 rxvt_privileges (RESTORE);
727
331 if (action == SAVE) { 728 if (action == SAVE)
332 h->next_utmp_action = RESTORE; 729 makeutent (pty.name, rs[Rs_display_name]);
333 rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]); 730 else
334 } else { /* action == RESTORE */ 731 cleanutent ();
335 h->next_utmp_action = IGNORE; 732
336 rxvt_cleanutent(aR);
337 }
338 rxvt_privileges(aR_ IGNORE); 733 rxvt_privileges (IGNORE);
339}
340#endif
341
342#ifndef NO_SETOWNER_TTYDEV
343/* EXTPROTO */
344void
345rxvt_privileged_ttydev(pR_ char action)
346{
347 struct rxvt_hidden *h = R->h;
348
349 D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350 if (h->next_tty_action != action
351 || (action != SAVE && action != RESTORE)
352 || h->ttydev == NULL
353 || *h->ttydev == '\0')
354 return;
355
356 rxvt_privileges(aR_ RESTORE);
357
358 if (action == SAVE) {
359 h->next_tty_action = RESTORE;
360# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362 if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363 h->next_tty_action = IGNORE;
364 else
365# endif
366 {
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368 chmod(h->ttydev, h->ttymode);
369# ifdef HAVE_REVOKE
370 revoke(h->ttydev);
371# endif
372 }
373 } else { /* action == RESTORE */
374 h->next_tty_action = IGNORE;
375# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376 chmod(h->ttydev, h->ttyfd_stat.st_mode);
377 chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378# else
379 chmod(h->ttydev,
380 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381 chown(h->ttydev, 0, 0);
382# endif
383 }
384
385 rxvt_privileges(aR_ IGNORE);
386
387# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389# endif
390} 734}
391#endif 735#endif
392 736
393/*----------------------------------------------------------------------*/ 737/*----------------------------------------------------------------------*/
394/* 738/*
395 * window size/position calculcations for XSizeHint and other storage. 739 * window size/position calculcations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 740 * if width/height are non-zero then override calculated width/height
397 */ 741 */
398/* EXTPROTO */
399void 742void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 743rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401{ 744{
402 short recalc_x, recalc_y; 745 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 746 int x, y, sb_w, mb_h, flags;
404 unsigned int w, h; 747 unsigned int w, h;
405 unsigned int max_width, max_height; 748 unsigned int max_width, max_height;
749 dDisp;
406 750
407 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 751 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
752 ncol, nrow, szHint.width, szHint.height));
753
408 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 754 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 755 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 756 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 757
412 recalc_x = recalc_y = 0; 758 recalc_x = recalc_y = 0;
413 flags = 0; 759 flags = 0;
760
414 if (!R->h->parsed_geometry) { 761 if (!parsed_geometry)
762 {
415 R->h->parsed_geometry = 1; 763 parsed_geometry = 1;
764
416 if (R->h->rs[Rs_geometry]) 765 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 766 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
767
418 if (flags & WidthValue) { 768 if (flags & WidthValue)
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 769 {
420 R->szHint.flags |= USSize; 770 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
421 } 771 szHint.flags |= USSize;
772 }
773
422 if (flags & HeightValue) { 774 if (flags & HeightValue)
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 775 {
424 R->szHint.flags |= USSize; 776 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
425 } 777 szHint.flags |= USSize;
778 }
779
426 if (flags & XValue) { 780 if (flags & XValue)
427 R->szHint.x = x; 781 {
782 szHint.x = x;
428 R->szHint.flags |= USPosition; 783 szHint.flags |= USPosition;
784
429 if (flags & XNegative) { 785 if (flags & XNegative)
430 recalc_x = 1; 786 {
787 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 788 szHint.win_gravity = NorthEastGravity;
789 }
790 }
791
792 if (flags & YValue)
793 {
794 szHint.y = y;
795 szHint.flags |= USPosition;
796
797 if (flags & YNegative)
798 {
799 recalc_y = 1;
800
801 if (szHint.win_gravity == NorthEastGravity)
802 szHint.win_gravity = SouthEastGravity;
803 else
804 szHint.win_gravity = SouthWestGravity;
805 }
806 }
432 } 807 }
433 } 808
434 if (flags & YValue) {
435 R->szHint.y = y;
436 R->szHint.flags |= USPosition;
437 if (flags & YNegative) {
438 recalc_y = 1;
439 if (R->szHint.win_gravity == NorthEastGravity)
440 R->szHint.win_gravity = SouthEastGravity;
441 else
442 R->szHint.win_gravity = SouthWestGravity;
443 }
444 }
445 }
446/* TODO: BOUNDS */ 809 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 810 width = ncol * fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 811 height = nrow * fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 812 max_width = MAX_COLS * fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 813 max_height = MAX_ROWS * fheight;
451 814
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 815 szHint.base_width = szHint.base_height = 2 * int_bwidth;
453 816
454 sb_w = mb_h = 0; 817 sb_w = mb_h = 0;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 818 window_vt_x = window_vt_y = int_bwidth;
819
456 if (scrollbar_visible(R)) { 820 if (scrollbar_visible ())
821 {
457 sb_w = scrollbar_TotalWidth(); 822 sb_w = scrollbar_TotalWidth ();
458 R->szHint.base_width += sb_w; 823 szHint.base_width += sb_w;
459 if (!(R->Options & Opt_scrollBar_right)) 824 if (!OPTION (Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 825 window_vt_x += sb_w;
461 } 826 }
827
462 if (menubar_visible(R)) { 828 if (menubar_visible ())
829 {
463 mb_h = menuBar_TotalHeight(); 830 mb_h = menuBar_TotalHeight ();
464 R->szHint.base_height += mb_h; 831 szHint.base_height += mb_h;
465 R->h->window_vt_y = mb_h; 832 window_vt_y += mb_h;
466 } 833 }
834
467 R->szHint.width_inc = R->TermWin.fwidth; 835 szHint.width_inc = fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 836 szHint.height_inc = fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 837 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 838 szHint.min_height = szHint.base_height + szHint.height_inc;
471 839
472 if (width && width - R->szHint.base_width < max_width) { 840 if (newwidth && newwidth - szHint.base_width < max_width)
473 R->szHint.width = width;
474 R->TermWin.width = width - R->szHint.base_width;
475 } else {
476 MIN_IT(R->TermWin.width, max_width);
477 R->szHint.width = R->szHint.base_width + R->TermWin.width;
478 } 841 {
842 szHint.width = newwidth;
843 width = newwidth - szHint.base_width;
844 }
845 else
846 {
847 min_it (width, max_width);
848 szHint.width = szHint.base_width + width;
849 }
850
479 if (height && height - R->szHint.base_height < max_height) { 851 if (newheight && newheight - szHint.base_height < max_height)
480 R->szHint.height = height;
481 R->TermWin.height = height - R->szHint.base_height;
482 } else {
483 MIN_IT(R->TermWin.height, max_height);
484 R->szHint.height = R->szHint.base_height + R->TermWin.height;
485 } 852 {
853 szHint.height = newheight;
854 height = newheight - szHint.base_height;
855 }
856 else
857 {
858 min_it (height, max_height);
859 szHint.height = szHint.base_height + height;
860 }
861
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 862 if (scrollbar_visible () && OPTION (Opt_scrollBar_right))
487 R->h->window_sb_x = R->szHint.width - sb_w; 863 window_sb_x = szHint.width - sb_w;
488 864
489 if (recalc_x) 865 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 866 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
492 if (recalc_y) 867 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 868 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
495 869
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 870 ncol = width / fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 871 nrow = height / fheight;
498 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 872 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
873 ncol, nrow, szHint.width,
874 szHint.height));
499 return; 875 return;
500} 876}
501 877
502/*----------------------------------------------------------------------*/ 878/*----------------------------------------------------------------------*/
503/* 879/*
504 * Tell the teletype handler what size the window is. 880 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 881 * Called after a window size change.
506 */ 882 */
507/* EXTPROTO */
508void 883void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 884rxvt_term::tt_winch ()
510{ 885{
886 if (pty.pty < 0)
887 return;
888
511 struct winsize ws; 889 struct winsize ws;
512 890
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 891 ws.ws_col = ncol;
516 ws.ws_row = row; 892 ws.ws_row = nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 893 ws.ws_xpixel = width;
518#ifndef DEBUG_SIZE 894 ws.ws_ypixel = height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 895 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520#else 896
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 897#if 0
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 898 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523 }
524# ifdef SIGWINCH
525 else if (pid) /* force through to the command */ 899 if (cmd_pid) /* force through to the command */
526 kill(pid, SIGWINCH); 900 kill (-cmd_pid, SIGWINCH);
527# endif
528#endif 901#endif
529} 902}
530 903
531/*----------------------------------------------------------------------*/ 904/*----------------------------------------------------------------------*/
532/* rxvt_change_font() - Switch to a new font */ 905/* set_fonts () - load and set the various fonts
533/* 906 *
534 * init = 1 - initialize 907 * init = 1 - initialize
535 * 908 *
536 * fontname == FONT_UP - switch to bigger font 909 * fontname == FONT_UP - switch to bigger font
537 * fontname == FONT_DN - switch to smaller font 910 * fontname == FONT_DN - switch to smaller font
538 */ 911 */
539/* EXTPROTO */ 912bool
540void 913rxvt_term::set_fonts ()
541rxvt_change_font(pR_ int init, const char *fontname)
542{ 914{
543} 915 rxvt_fontset *fs = new rxvt_fontset (this);
916 rxvt_fontprop prop;
544 917
545/* INTPROTO */ 918 if (!fs
546void 919 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547rxvt_font_up_down(pR_ int n, int direction) 920 || !fs->realize_font (1))
921 {
922 delete fs;
923 return false;
924 }
925
926#if ENABLE_STYLES
927 for (int i = RS_styleCount; --i; )
928 if (fontset[i] != fontset[0])
929 delete fontset[i];
930#endif
931
932 delete fontset[0];
933 fontset[0] = fs;
934
935 prop = (*fs)[1]->properties ();
936 prop.height += lineSpace;
937 fs->set_prop (prop);
938
939 fwidth = prop.width;
940 fheight = prop.height;
941 fbase = prop.ascent;
942
943 for (int style = 1; style < 4; style++)
944 {
945#if ENABLE_STYLES
946 const char *res = rs[Rs_font + style];
947
948 if (res && !*res)
949 fontset[style] = fontset[0];
950 else
951 {
952 fontset[style] = fs = new rxvt_fontset (this);
953 rxvt_fontprop prop2 = prop;
954
955 if (res)
956 prop2.weight = prop2.slant = rxvt_fontprop::unset;
957 else
958 {
959 res = fontset[0]->fontdesc;
960
961 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
962 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
963 }
964
965 fs->populate (res);
966 fs->set_prop (prop2);
967 }
968#else
969 fontset[style] = fontset[0];
970#endif
971 }
972
973 if (parent[0])
974 {
975 resize_all_windows (0, 0, 0);
976 scr_remap_chars ();
977 scr_touch (true);
978 }
979
980 return true;
981}
982
983void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548{ 984{
985 XChangeProperty (display->display, parent[0],
986 prop, XA_STRING, 8, PropModeReplace,
987 (const unsigned char *)str, len >= 0 ? len : strlen (str));
988}
989
990void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
991{
992 wchar_t *ws = rxvt_mbstowcs (str, len);
993 char *s = rxvt_wcstoutf8 (ws);
994
995 XChangeProperty (display->display, parent[0],
996 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
997 (const unsigned char *)s, strlen (s));
998
999 free (s);
1000 free (ws);
549} 1001}
550 1002
551/*----------------------------------------------------------------------*/ 1003/*----------------------------------------------------------------------*/
552/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
553/* xterm sequences - title, iconName, color (exptl) */ 1005/* xterm sequences - title, iconName, color (exptl) */
554/* EXTPROTO */
555void 1006void
556rxvt_set_title(pR_ const char *str) 1007rxvt_term::set_title (const char *str)
557{ 1008{
558#ifndef SMART_WINDOW_TITLE 1009 set_string_property (XA_WM_NAME, str);
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 1010#if ENABLE_EWMH
1011 set_utf8_property (xa[XA_NET_WM_NAME], str);
1012#endif
1013}
1014
1015void
1016rxvt_term::set_icon_name (const char *str)
1017{
1018 set_string_property (XA_WM_ICON_NAME, str);
1019#if ENABLE_EWMH
1020 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
1021#endif
1022}
1023
1024#ifdef XTERM_COLOR_CHANGE
1025void
1026rxvt_term::set_window_color (int idx, const char *color)
1027{
1028 rxvt_color xcol;
1029 int i;
1030
1031 if (color == NULL || *color == '\0')
1032 return;
1033
1034 /* handle color aliases */
1035 if (isdigit (*color))
1036 {
1037 i = atoi (color);
1038
1039 if (i >= 8 && i <= 15)
1040 { /* bright colors */
1041 i -= 8;
1042 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
1043 SET_PIXCOLOR (idx);
1044 goto done;
1045 }
1046
1047 if (i >= 0 && i <= 7)
1048 { /* normal colors */
1049 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
1050 SET_PIXCOLOR (idx);
1051 goto done;
1052 }
1053 }
1054
1055 if (!rXParseAllocColor (&xcol, color))
1056 return;
1057
1058 /* XStoreColor (display->display, display->cmap, XColor*); */
1059
1060 /*
1061 * FIXME: should free colors here, but no idea how to do it so instead,
1062 * so just keep gobbling up the colormap
1063 */
1064# if 0
1065 for (i = Color_Black; i <= Color_White; i++)
1066 if (pix_colors[idx] == pix_colors[i])
1067 break;
1068 if (i > Color_White)
1069 {
1070 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
1071 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
1072 DisplayPlanes (display->display, display->screen));
1073 }
1074# endif
1075
1076 pix_colors_focused[idx] = xcol;
1077 SET_PIXCOLOR (idx);
1078
1079 /* XSetWindowAttributes attr; */
1080 /* Cursor cursor; */
1081done:
1082
1083#if OFF_FOCUS_FADING
1084 if (rs[Rs_fade])
1085 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1086#endif
1087
1088 /*TODO: handle Color_BD, scrollbar background, etc. */
1089
1090 recolour_cursor ();
1091 scr_recolour ();
1092}
1093
560#else 1094#else
561 char *name;
562
563 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564 name = NULL;
565 if (name == NULL || STRCMP(name, str))
566 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567 if (name)
568 XFree(name);
569#endif
570}
571
572/* EXTPROTO */
573void
574rxvt_set_iconName(pR_ const char *str)
575{
576#ifndef SMART_WINDOW_TITLE
577 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578#else
579 char *name;
580
581 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582 name = NULL;
583 if (name == NULL || STRCMP(name, str))
584 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585 if (name)
586 XFree(name);
587#endif
588}
589
590#ifdef XTERM_COLOR_CHANGE
591/* EXTPROTO */
592void
593rxvt_set_window_color(pR_ int idx, const char *color)
594{
595 rxvt_color xcol;
596 int i;
597
598 if (color == NULL || *color == '\0')
599 return;
600
601/* handle color aliases */
602 if (isdigit(*color)) {
603 i = atoi(color);
604 if (i >= 8 && i <= 15) { /* bright colors */
605 i -= 8;
606# ifndef NO_BRIGHTCOLOR
607 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608 SET_PIXCOLOR(R->h, idx);
609 goto Done;
610# endif
611 }
612 if (i >= 0 && i <= 7) { /* normal colors */
613 R->PixColors[idx] = R->PixColors[minCOLOR + i];
614 SET_PIXCOLOR(R->h, idx);
615 goto Done;
616 }
617 }
618 if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619 return;
620/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622/*
623 * FIXME: should free colors here, but no idea how to do it so instead,
624 * so just keep gobbling up the colormap
625 */
626# if 0
627 for (i = Color_Black; i <= Color_White; i++)
628 if (R->PixColors[idx] == R->PixColors[i])
629 break;
630 if (i > Color_White) {
631 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633 DisplayPlanes(R->Xdisplay, Xscreen));
634 }
635# endif
636
637 R->PixColors[idx] = xcol;
638 SET_PIXCOLOR(R->h, idx);
639
640/* XSetWindowAttributes attr; */
641/* Cursor cursor; */
642 Done:
643 if (idx == Color_bg && !(R->Options & Opt_transparent))
644 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645 R->PixColors[Color_bg]);
646
647/* handle Color_BD, scrollbar background, etc. */
648
649 rxvt_set_colorfgbg(aR);
650 rxvt_recolour_cursor(aR);
651/* the only reasonable way to enforce a clean update */
652 rxvt_scr_poweron(aR);
653}
654
655#else
656# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1095# define set_window_color (idx,color) ((void)0)
657#endif /* XTERM_COLOR_CHANGE */ 1096#endif /* XTERM_COLOR_CHANGE */
658 1097
659/* EXTPROTO */
660void 1098void
661rxvt_recolour_cursor(pR) 1099rxvt_term::recolour_cursor ()
662{ 1100{
663 rxvt_color xcol[2]; 1101 XColor xcol[2];
664 1102
665#if TODO 1103 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666 xcol[0] = R->PixColors[Color_pointer]; 1104 ? pix_colors_focused[Color_pointer_fg]
667 xcol[1] = R->PixColors[Color_bg]; 1105 : pix_colors_focused[Color_fg];
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1106 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1107 ? pix_colors_focused[Color_pointer_bg]
1108 : pix_colors_focused[Color_bg];
1109
1110 XQueryColors (display->display, display->cmap, xcol, 2);
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1111 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670#endif
671} 1112}
672 1113
673/*----------------------------------------------------------------------*/ 1114/*----------------------------------------------------------------------*/
674/* 1115/*
675 * find if fg/bg matches any of the normal (low-intensity) colors 1116 * find if fg/bg matches any of the normal (low-intensity) colors
676 */ 1117 */
677/* INTPROTO */
678void 1118void
679rxvt_set_colorfgbg(pR) 1119rxvt_term::set_colorfgbg ()
680{ 1120{
681 unsigned int i; 1121 unsigned int i;
682 const char *xpmb = "\0"; 1122 const char *xpmb = "\0";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1123 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684 1124
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1125 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686 STRCPY(fstr, "default"); 1126 strcpy (fstr, "default");
687 STRCPY(bstr, "default"); 1127 strcpy (bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++) 1128 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1129 if (pix_colors[Color_fg] == pix_colors[i])
1130 {
690 sprintf(fstr, "%d", (i - Color_Black)); 1131 sprintf (fstr, "%d", (i - Color_Black));
691 break; 1132 break;
692 } 1133 }
1134
693 for (i = Color_Black; i <= Color_White; i++) 1135 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1136 if (pix_colors[Color_bg] == pix_colors[i])
1137 {
695 sprintf(bstr, "%d", (i - Color_Black)); 1138 sprintf (bstr, "%d", (i - Color_Black));
696#ifdef XPM_BACKGROUND 1139#ifdef XPM_BACKGROUND
697 xpmb = "default;"; 1140 xpmb = "default;";
698#endif 1141#endif
699 break; 1142 break;
700 } 1143 }
1144
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1145 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702 putenv(R->h->env_colorfgbg);
703
704#ifndef NO_BRIGHTCOLOR
705 R->h->colorfgbg = DEFAULT_RSTYLE;
706 for (i = minCOLOR; i <= maxCOLOR; i++) {
707 if (R->PixColors[Color_fg] == R->PixColors[i])
708 R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709 if (R->PixColors[Color_bg] == R->PixColors[i])
710 R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711 }
712#endif
713} 1146}
714 1147
715/*----------------------------------------------------------------------*/ 1148/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 1149
721/* EXTPROTO */
722int 1150int
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour) 1151rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724{ 1152{
725 screen_in_out->set (aR_ colour);
726
727 if (!screen_in_out->set (aR_ colour)) 1153 if (!screen_in_out->set (display, colour))
728 { 1154 {
729 rxvt_print_error("can't allocate colour: %s", colour); 1155 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730 return false; 1156 return false;
731 } 1157 }
732 1158
733 return true; 1159 return true;
734} 1160}
735 1161
736/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 1163 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1165void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1166rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742{ 1167{
743 int fix_screen; 1168 int fix_screen;
1169 int old_width = szHint.width, old_height = szHint.height;
1170 dDisp;
1171
1172 window_calc (newwidth, newheight);
1173 XSetWMNormalHints (disp, parent[0], &szHint);
1174
1175 if (!ignoreparent)
1176 {
744#ifdef SMART_RESIZE 1177#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1178 /*
746 old_height = R->szHint.height;
747#endif
748
749 rxvt_window_calc(aR_ width, height);
750 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
751 if (!ignoreparent) {
752#ifdef SMART_RESIZE
753/*
754 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1179 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1180 * reposition window on resize depending on placement on screen
756 */ 1181 */
757 int x, y, x1, y1; 1182 int x, y, x1, y1;
758 int dx, dy; 1183 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1184 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1185 Window unused_cr;
761 1186
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1187 XTranslateCoordinates (disp, parent[0], display->root,
763 0, 0, &x, &y, &unused_cr); 1188 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1189 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1190 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1191 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1192 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1193 * our position for handles and decorations. Counter it
769 */ 1194 */
770 if (x1 != x || y1 != y) { 1195 if (x1 != x || y1 != y)
1196 {
771 x -= x1; 1197 x -= x1;
772 y -= y1; 1198 y -= y1;
773 } 1199 }
774 1200
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1201 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1202 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1203 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1204 dy = old_height - szHint.height;
779 1205
780 /* Check position of the center of the window */ 1206 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1207 if (x < x1) /* left half */
782 dx = 0; 1208 dx = 0;
783 else if (x == x1) /* exact center */ 1209 else if (x == x1) /* exact center */
784 dx /= 2; 1210 dx /= 2;
785 if (y < y1) /* top half */ 1211 if (y < y1) /* top half */
786 dy = 0; 1212 dy = 0;
787 else if (y == y1) /* exact center */ 1213 else if (y == y1) /* exact center */
788 dy /= 2; 1214 dy /= 2;
789 1215
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1216 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1217 szHint.width, szHint.height);
792#else 1218#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1219 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1220#endif
796 } 1221 }
797 1222
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1223 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
799 || R->TermWin.nrow != R->h->prev_nrow); 1224
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1225 if (fix_screen || newwidth != old_width || newheight != old_height)
1226 {
801 if (scrollbar_visible(R)) { 1227 if (scrollbar_visible ())
802 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x, 1228 {
803 0, scrollbar_TotalWidth(), R->szHint.height); 1229 XMoveResizeWindow (disp, scrollBar.win,
804 rxvt_Resize_scrollBar(aR); 1230 window_sb_x, 0,
805 } 1231 scrollbar_TotalWidth (), szHint.height);
1232 resize_scrollbar ();
1233 }
1234
806 if (menubar_visible(R)) 1235 if (menubar_visible ())
807 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x, 1236 XMoveResizeWindow (disp, menuBar.win,
808 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1237 window_vt_x, 0,
809 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x, 1238 width, menuBar_TotalHeight ());
810 R->h->window_vt_y, TermWin_TotalWidth(), 1239
811 TermWin_TotalHeight()); 1240 XMoveResizeWindow (disp, vt,
812#ifdef RXVT_GRAPHICS 1241 window_vt_x, window_vt_y,
813 if (R->h->old_height) 1242 width, height);
814 rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width, 1243
815 R->h->old_height - R->szHint.base_height); 1244 scr_clear ();
816#endif
817 rxvt_scr_clear(aR);
818#ifdef XPM_BACKGROUND 1245#ifdef XPM_BACKGROUND
819 rxvt_resize_pixmap(aR); 1246 resize_pixmap ();
820#endif 1247#endif
821 } 1248 }
822 1249
823 if (fix_screen || R->h->old_height == 0) { 1250 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1251 {
825 uint16_t old_ncol = R->h->prev_ncol; 1252 int curr_screen = -1;
1253 int old_ncol = prev_ncol;
826 1254
827 /* scr_reset only works on the primary screen */ 1255 /* scr_reset only works on the primary screen */
828 if (R->h->old_height) /* this is not the first time through */ 1256 if (old_height) /* this is not the first time through */
1257 {
1258 unsigned int ocol = ncol;
1259 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1260 curr_screen = scr_change_screen (PRIMARY);
830 rxvt_scr_reset(aR); 1261 ncol = ocol;
1262 }
1263
1264 scr_reset ();
1265
831 if (curr_screen >= 0) { /* this is not the first time through */ 1266 if (curr_screen >= 0) /* this is not the first time through */
832 rxvt_scr_change_screen(aR_ curr_screen); 1267 {
833 rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0)); 1268 scr_change_screen (curr_screen);
834 } 1269 selection_check (old_ncol != ncol ? 4 : 0);
1270 }
835 } 1271 }
836 1272
837 R->h->old_width = R->szHint.width; 1273 old_width = szHint.width;
838 R->h->old_height = R->szHint.height; 1274 old_height = szHint.height;
1275
1276#ifdef XPM_BACKGROUND
1277 if (pixmap)
1278 scr_touch (false);
1279#endif
839 1280
840#ifdef USE_XIM 1281#ifdef USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1282 IMSetStatusPosition ();
842#endif 1283#endif
843} 1284}
844 1285
845/* 1286/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1287 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1288 * good for toggling 80/132 columns
848 */ 1289 */
849/* EXTPROTO */
850void 1290void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1291rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852{ 1292{
853 XWindowAttributes wattr; 1293 XWindowAttributes wattr;
854 1294
855 if (width == 0 || height == 0) { 1295 if (newwidth == 0 || newheight == 0)
1296 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1297 XGetWindowAttributes (display->display, display->root, &wattr);
1298
857 if (width == 0) 1299 if (newwidth == 0)
858 width = wattr.width - R->szHint.base_width; 1300 newwidth = wattr.width - szHint.base_width;
859 if (height == 0) 1301 if (newheight == 0)
860 height = wattr.height - R->szHint.base_height; 1302 newheight = wattr.height - szHint.base_height;
1303 }
1304
1305 if (newwidth != width || newheight != height)
861 } 1306 {
862 if (width != R->TermWin.width || height != R->TermWin.height) {
863 width += R->szHint.base_width; 1307 newwidth += szHint.base_width;
864 height += R->szHint.base_height; 1308 newheight += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1309 resize_all_windows (newwidth, newheight, 0);
866 } 1310 }
867} 1311}
868 1312
869/* -------------------------------------------------------------------- * 1313/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1314 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1315 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1316#ifdef USE_XIM
873/* INTPROTO */
874void
875rxvt_setSize(pR_ XRectangle *size)
876{
877 size->x = R->TermWin.int_bwidth;
878 size->y = R->TermWin.int_bwidth;
879 size->width = Width2Pixel(R->TermWin.ncol);
880 size->height = Height2Pixel(R->TermWin.nrow);
881}
882 1317
883/* INTPROTO */
884void 1318void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1319rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1320{
887 *fg = R->PixColors[Color_fg]; 1321 fg = pix_colors[Color_fg];
888 *bg = R->PixColors[Color_bg]; 1322 bg = pix_colors[Color_bg];
1323}
1324
1325void
1326rxvt_term::im_set_size (XRectangle &size)
1327{
1328 // the int_bwidth terms make no sense to me
1329 size.x = int_bwidth;
1330 size.y = int_bwidth;
1331 size.width = Width2Pixel (ncol) + int_bwidth;
1332 size.height = Height2Pixel (nrow) + int_bwidth;
1333}
1334
1335void
1336rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1337 XRectangle &status_rect,
1338 const XRectangle &needed_rect)
1339{
1340 preedit_rect.x = needed_rect.width;
1341 preedit_rect.y = 0;
1342 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1343 preedit_rect.height = fheight;
1344
1345 status_rect.x = 0;
1346 status_rect.y = 0;
1347 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1348 status_rect.height = fheight;
889} 1349}
890 1350
891/* Checking whether input method is running. */ 1351/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1352bool
894rxvt_IMisRunning(pR) 1353rxvt_term::IMisRunning ()
895{ 1354{
896 char *p; 1355 char *p;
897 Atom atom; 1356 Atom atom;
898 Window win; 1357 Window win;
899 char server[IMBUFSIZ]; 1358 char server[IMBUFSIZ];
900 1359
901 /* get current locale modifier */ 1360 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1361 if ((p = XSetLocaleModifiers (NULL)) != NULL)
903 STRCPY(server, "@server="); 1362 {
1363 strcpy (server, "@server=");
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1364 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1365
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1366 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906 *p = '\0'; 1367 *p = '\0';
907 1368
908 atom = XInternAtom(R->Xdisplay, server, False); 1369 atom = XInternAtom (display->display, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1370 win = XGetSelectionOwner (display->display, atom);
1371
910 if (win != None) 1372 if (win != None)
911 return True; 1373 return True;
912 } 1374 }
1375
913 return False; 1376 return False;
914} 1377}
915 1378
916/* EXTPROTO */
917void 1379void
918rxvt_IMSendSpot(pR) 1380rxvt_term::IMSendSpot ()
919{ 1381{
920 XPoint spot; 1382 XPoint nspot;
921 XVaNestedList preedit_attr; 1383 XVaNestedList preedit_attr;
922 1384
923 if (R->h->Input_Context == NULL 1385 if (!Input_Context
924 || !R->TermWin.focus 1386 || !focus
925 || !(R->h->input_style & XIMPreeditPosition) 1387 || !(input_style & XIMPreeditPosition))
926 || !(R->h->event_type == KeyPress 1388 return;
927 || R->h->event_type == Expose
928 || R->h->event_type == NoExpose
929 || R->h->event_type == SelectionNotify
930 || R->h->event_type == ButtonRelease
931 || R->h->event_type == FocusIn)
932 || !rxvt_IMisRunning(aR))
933 return;
934 1389
935 rxvt_setPosition(aR_ &spot); 1390 im_set_position (nspot);
936 1391
1392 if (nspot.x == spot.x && nspot.y == spot.y)
1393 return;
1394
1395 spot = nspot;
1396
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1397 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1398 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1399 XFree (preedit_attr);
940} 1400}
941 1401
942/* EXTPROTO */
943void 1402void
944rxvt_setTermFontSet(pR_ int idx) 1403rxvt_term::im_destroy ()
945{ 1404{
946 char *string; 1405 if (input_method)
947 long length; 1406 {
948 int success = 0; 1407 if (Input_Context && input_method->xim)
1408 XDestroyIC (Input_Context);
949 1409
950 if (idx < 0 || idx >= MAX_NFONTS) 1410 display->put_xim (input_method);
951 return; 1411 input_method = 0;
952}
953
954/* INTPROTO */
955void
956rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957{
958 int mbh, vtx = 0;
959
960 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961 vtx = scrollbar_TotalWidth();
962 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963 mbh -= R->TermWin.lineSpace;
964
965 preedit_rect->x = needed_rect->width + vtx;
966 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969 + vtx;
970 preedit_rect->height = Height2Pixel(1);
971
972 status_rect->x = vtx;
973 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975 status_rect->width = needed_rect->width ? needed_rect->width
976 : Width2Pixel(R->TermWin.ncol + 1);
977 status_rect->height = Height2Pixel(1);
978}
979
980/* ARGSUSED */
981/* INTPROTO */
982void
983rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984{
985 dR;
986
987 R->h->Input_Context = NULL;
988 /* To avoid Segmentation Fault in C locale: Solaris only? */
989 if (STRCMP(R->h->locale, "C"))
990 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991 rxvt_IMInstantiateCallback, NULL);
992}
993
994/*
995 * X manual pages and include files don't match on some systems:
996 * some think this is an XIDProc and others an XIMProc so we can't
997 * use the first argument - need to update this to be nice for
998 * both types via some sort of configure detection
999 */
1000/* ARGSUSED */
1001/* EXTPROTO */
1002void
1003rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004{
1005 dR;
1006 int i, found, had_im;
1007 const char *p;
1008 char **s;
1009 char buf[IMBUFSIZ];
1010
1011 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012 if (R->h->Input_Context)
1013 return;
1014
1015 found = had_im = 0;
1016 p = R->h->rs[Rs_inputMethod];
1017 if (p && *p) {
1018 had_im = 1;
1019 s = rxvt_splitcommastring(p);
1020 for (i = 0; s[i]; i++) {
1021 if (*s[i]) {
1022 STRCPY(buf, "@im=");
1023 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025 && (rxvt_IM_get_IC(aR) == True)) {
1026 found = 1;
1027 break;
1028 }
1029 } 1412 }
1030 }
1031 for (i = 0; s[i]; i++)
1032 free(s[i]);
1033 free(s);
1034 }
1035 if (found)
1036 return;
1037 1413
1038/* try with XMODIFIERS env. var. */ 1414 Input_Context = 0;
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040 rxvt_IM_get_IC(aR);
1041 return;
1042 }
1043
1044/* try with no modifiers base IF the user didn't specify an IM */
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046 && rxvt_IM_get_IC(aR) == True)
1047 return;
1048} 1415}
1049 1416
1050/* 1417/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1418 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1419 * open a suitable preedit type
1053 */ 1420 */
1054/* INTPROTO */
1055Bool 1421bool
1056rxvt_IM_get_IC(pR) 1422rxvt_term::IM_get_IC (const char *modifiers)
1057{ 1423{
1058 int i, j, found; 1424 int i, j, found;
1059 XIM xim; 1425 XIM xim;
1060 XPoint spot; 1426 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1427 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1428 unsigned long fg, bg;
1063 const char *p; 1429 const char *p;
1064 char **s; 1430 char **s;
1065 XIMStyles *xim_styles; 1431 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1069 1432
1433 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1434 return false;
1435
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1436 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1437 input_method = display->get_xim (locale, modifiers);
1072 if (xim == NULL) 1438 if (input_method == NULL)
1073 return False; 1439 return false;
1074 1440
1441 xim = input_method->xim;
1442 spot.x = spot.y = -1;
1443
1075 xim_styles = NULL; 1444 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1445 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1446 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1447 {
1448 im_destroy ();
1449 return false;
1450 }
1081 1451
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1452 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1453
1454 for (int pi = 0; pi < 2; pi++)
1455 {
1456 p = pet[pi];
1457
1458 if (!p)
1459 continue;
1460
1084 s = rxvt_splitcommastring(p); 1461 s = rxvt_splitcommastring (p);
1462
1085 for (i = found = 0; !found && s[i]; i++) { 1463 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1464 {
1465 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1466 input_style = (XIMPreeditPosition | XIMStatusNothing);
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1467 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1468 input_style = (XIMPreeditArea | XIMStatusArea);
1090 else if (!STRCMP(s[i], "Root")) 1469 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1470 input_style = (XIMPreeditNothing | XIMStatusNothing);
1471 else if (!strcmp (s[i], "None"))
1472 input_style = (XIMPreeditNone | XIMStatusNone);
1092 1473
1093 for (j = 0; j < xim_styles->count_styles; j++) 1474 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1475 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1476 {
1096 break; 1477 rxvt_freecommastring (s);
1478
1479 found = 1;
1480 goto foundpet;
1481 }
1482
1483 }
1484
1485 rxvt_freecommastring (s);
1097 } 1486 }
1098 } 1487
1099 for (i = 0; s[i]; i++) 1488foundpet:
1100 free(s[i]); 1489
1101 free(s);
1102 XFree(xim_styles); 1490 XFree (xim_styles);
1103 1491
1104 if (!found) { 1492 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1493 {
1494 im_destroy ();
1495 return false;
1496 }
1108 1497
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1498 XFontSet fs = 0;
1110
1111 /* XXX: not sure why we need this (as well as IC one below) */
1112 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114 preedit_attr = status_attr = NULL; 1499 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1500
1501 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1502 {
1503 // fake us a font-set, please
1504 char **missing_charset_list;
1505 int missing_charset_count;
1506 char *def_string;
1507 char pat[512];
1508
1509 sprintf (pat,
1510 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1511 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1512 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1513 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1514 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1515 "*",
1516 fheight,
1517 fheight + 1, fheight - 1,
1518 fheight - 2, fheight + 2);
1519
1520 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1521 &missing_charset_list, &missing_charset_count, &def_string);
1522
1523 if (missing_charset_list)
1524 XFreeStringList (missing_charset_list);
1525
1526 if (!fs)
1527 {
1528 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1529 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1530 }
1531 }
1532
1116 if (h->input_style & XIMPreeditPosition) { 1533 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1534 {
1118 rxvt_setPosition(aR_ &spot); 1535 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1536 im_set_position (spot);
1537 im_set_color (fg, bg);
1120 1538
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1539 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1540 XNForeground, fg,
1123 XNForeground, fg, 1541 XNBackground, bg,
1124 XNBackground, bg, 1542 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1543 XNSpotLocation, &spot,
1126 NULL); 1544 XNFontSet, fs,
1127 } else if (h->input_style & XIMPreeditArea) {
1128 rxvt_setColor(aR_ &fg, &bg);
1129
1130 /*
1131 * The necessary width of preedit area is unknown
1132 * until create input context.
1133 */
1134 needed_rect.width = 0;
1135
1136 rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139 XNForeground, fg,
1140 XNBackground, bg,
1141 //XNFontSet, R->TermWin.fontset,
1142 NULL);
1143 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144 XNForeground, fg,
1145 XNBackground, bg,
1146 //XNFontSet, R->TermWin.fontset,
1147 NULL); 1545 NULL);
1148 } 1546 }
1149 h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style, 1547 else if (input_style & XIMPreeditArea)
1150 XNClientWindow, R->TermWin.parent[0], 1548 {
1151 XNFocusWindow, R->TermWin.parent[0], 1549 im_set_color (fg, bg);
1152 XNDestroyCallback, &ximcallback, 1550
1153 preedit_attr ? XNPreeditAttributes : NULL, 1551 /*
1154 preedit_attr, 1552 * The necessary width of preedit area is unknown
1155 status_attr ? XNStatusAttributes : NULL, 1553 * until create input context.
1156 status_attr, NULL); 1554 */
1157 if (preedit_attr) 1555 needed_rect.width = 0;
1158 XFree(preedit_attr); 1556 im_set_preedit_area (rect, status_rect, needed_rect);
1159 if (status_attr) 1557
1160 XFree(status_attr); 1558 preedit_attr = XVaCreateNestedList (0,
1559 XNForeground, fg,
1560 XNBackground, bg,
1561 XNArea, &rect,
1562 XNFontSet, fs,
1563 NULL);
1564 status_attr = XVaCreateNestedList (0,
1565 XNForeground, fg,
1566 XNBackground, bg,
1567 XNArea, &status_rect,
1568 XNFontSet, fs,
1569 NULL);
1570 }
1571
1572 Input_Context = XCreateIC (xim,
1573 XNInputStyle, input_style,
1574 XNClientWindow, vt,
1575 XNFocusWindow, parent[0],
1576 preedit_attr ? XNPreeditAttributes : NULL,
1577 preedit_attr,
1578 status_attr ? XNStatusAttributes : NULL,
1579 status_attr, NULL);
1580
1581 if (preedit_attr) XFree (preedit_attr);
1582 if (status_attr) XFree (status_attr);
1583 if (fs) XFreeFontSet (display->display, fs);
1584
1161 if (h->Input_Context == NULL) { 1585 if (Input_Context == NULL)
1162 rxvt_print_error("failed to create input context");
1163 XCloseIM(xim);
1164 return False;
1165 } 1586 {
1587 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1588 im_destroy ();
1589 return false;
1590 }
1591
1166 if (h->input_style & XIMPreeditArea) 1592 if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1593 IMSetStatusPosition ();
1594
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1595 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169 return True; 1596 return true;
1170} 1597}
1171 1598
1172/* EXTPROTO */
1173void 1599void
1600rxvt_term::im_cb ()
1601{
1602 int i;
1603 const char *p;
1604 char **s;
1605 char buf[IMBUFSIZ];
1606
1607 SET_R (this);
1608
1609 im_destroy ();
1610
1611 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1612 if (Input_Context)
1613 return;
1614
1615#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1616 if (rs[Rs_imLocale])
1617 SET_LOCALE (rs[Rs_imLocale]);
1618#endif
1619
1620 p = rs[Rs_inputMethod];
1621 if (p && *p)
1622 {
1623 bool found = false;
1624
1625 s = rxvt_splitcommastring (p);
1626
1627 for (i = 0; s[i]; i++)
1628 {
1629 if (*s[i])
1630 {
1631 strcpy (buf, "@im=");
1632 strncat (buf, s[i], IMBUFSIZ - 5);
1633 if (IM_get_IC (buf))
1634 {
1635 found = true;
1636 break;
1637 }
1638 }
1639 }
1640
1641 rxvt_freecommastring (s);
1642
1643 if (found)
1644 goto done;
1645 }
1646
1647 /* try with XMODIFIERS env. var. */
1648 if (IM_get_IC (""))
1649 goto done;
1650
1651 /* try with no modifiers base IF the user didn't specify an IM */
1652 if (IM_get_IC ("@im=none"))
1653 goto done;
1654
1655done:
1656#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1657 if (rs[Rs_imLocale])
1658 SET_LOCALE (locale);
1659#endif
1660}
1661
1662void
1174rxvt_IMSetStatusPosition(pR) 1663rxvt_term::IMSetStatusPosition ()
1175{ 1664{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1665 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1666 XVaNestedList preedit_attr, status_attr;
1178 1667
1179 if (R->h->Input_Context == NULL 1668 if (!Input_Context
1180 || !R->TermWin.focus 1669 || !focus
1181 || !(R->h->input_style & XIMPreeditArea) 1670 || !(input_style & XIMPreeditArea)
1182 || !rxvt_IMisRunning(aR)) 1671 || !IMisRunning ())
1183 return; 1672 return;
1184 1673
1185 /* Getting the necessary width of preedit area */ 1674 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1675 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1676 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1677 XFree (status_attr);
1189 1678
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1679 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1680 XFree (needed_rect);
1191 1681
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1682 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1683 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1684
1195 XSetICValues(R->h->Input_Context, 1685 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1686 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1687 XNStatusAttributes, status_attr, NULL);
1198 1688
1199 XFree(preedit_attr); 1689 XFree (preedit_attr);
1200 XFree(status_attr); 1690 XFree (status_attr);
1201} 1691}
1202#endif /* USE_XIM */ 1692#endif /* USE_XIM */
1203 1693
1204/*----------------------------------------------------------------------*/ 1694/*----------------------------------------------------------------------*/
1205rxvt_t *rxvt_current_term; 1695rxvt_t rxvt_current_term;
1206 1696
1207/*----------------------- end-of-file (C source) -----------------------*/ 1697/*----------------------- end-of-file (C source) -----------------------*/

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