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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 1.248 by sasha, Wed Sep 12 19:51:41 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
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))); 53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
56 55
57 dR; 56static char curlocale[128], savelocale[128];
58 if (rxvt_init_vars(aR) < 0) { 57
59 free(R); 58bool
60 return NULL; 59rxvt_set_locale (const char *locale) NOTHROW
60{
61 int size = strlen (locale) + 1;
62
63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
70 setlocale (LC_CTYPE, curlocale);
71 return true;
72}
73
74void
75rxvt_push_locale (const char *locale) NOTHROW
76{
77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
80
81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
61 } 98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
62 102
63/* 103 // check to see wether this combination already exists otherwise
64 * Save and then give up any super-user privileges 104 for (cc = v.end (); cc-- > v.begin (); )
65 * If we need privileges in any area then we must specifically request it. 105 {
66 * We should only need to be root in these cases: 106 if (cc->c1 == c1 && cc->c2 == c2)
67 * 1. write utmp entries on some systems 107 return COMPOSE_LO + (cc - v.begin ());
68 * 2. chown tty on some systems 108 }
69 */
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
72 109
73 rxvt_init_secondary(aR); 110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
74 114
75 cmd_argv = rxvt_init_resources(aR_ argc, argv); 115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
76 117
77#if (MENUBAR_MAX) 118 return REPLACEMENT_CHAR;
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]); 119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
146 return len;
147
148}
149#endif
150
151rxvt_term::rxvt_term ()
152 :
153#if ENABLE_TRANSPARENCY || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if HAVE_BG_PIXMAP
157 update_background_ev(this, &rxvt_term::update_background_cb),
79#endif 158#endif
80#ifdef HAVE_SCROLLBARS 159#ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar) 160 scrollbar_ev (this, &rxvt_term::x_cb),
82 scrollbar_setIdle(); /* set existence for size calculations */
83#endif 161#endif
84 162#ifdef CURSOR_BLINK
85 rxvt_Create_Windows(aR_ argc, argv); 163 cursor_blink_ev (this, &rxvt_term::cursor_blink_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 164#endif
93 165#ifdef TEXT_BLINK
94#if 0 166 text_blink_ev (this, &rxvt_term::text_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 167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
101#endif 170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
177#ifdef POINTER_BLANK
178 pointer_ev (this, &rxvt_term::pointer_cb),
179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
186 termwin_ev (this, &rxvt_term::x_cb),
187 vt_ev (this, &rxvt_term::x_cb),
188 child_ev (this, &rxvt_term::child_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
192 pty_ev (this, &rxvt_term::pty_cb),
193 incr_ev (this, &rxvt_term::incr_cb)
194{
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
102 196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
213}
214
215rxvt_term::~rxvt_term ()
216{
217 termlist.erase (find (termlist.begin (), termlist.end(), this));
218
219 emergency_cleanup ();
220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
226 delete fontset[0];
227
228 if (display)
229 {
230 selection_clear ();
231
232#ifdef USE_XIM
233 im_destroy ();
234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
260
261 delete drawable;
262 // destroy all windows
263 if (parent[0])
264 XDestroyWindow (dpy, parent[0]);
265
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
274
275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
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_display);
294 free (env_term);
295 free (locale);
296 free (v_buffer);
297 free (incr_buf);
298
299 delete envv;
300 delete argv;
301
302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
306
307// child has exited, usually destroys
308void
309rxvt_term::child_cb (child_watcher &w, int status)
310{
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
312
313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
317}
318
319void
320rxvt_term::destroy ()
321{
322 if (destroy_ev.active)
323 return;
324
325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
326
327#if ENABLE_OVERLAY
328 scr_overlay_off ();
329#endif
330
331 if (display)
332 {
333#if USE_XIM
334 im_ev.stop (display);
335#endif
103#ifdef HAVE_SCROLLBARS 336#if HAVE_SCROLLBARS
104 if (R->Options & Opt_scrollBar) 337 scrollbar_ev.stop (display);
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106#endif 338#endif
107#if (MENUBAR_MAX) 339#if ENABLE_TRANSPARENCY || ENABLE_PERL
108 if (menubar_visible(r)) 340 rootwin_ev.stop (display);
109 XMapWindow(R->Xdisplay, R->menuBar.win);
110#endif 341#endif
111#ifdef TRANSPARENT 342 incr_ev.stop ();
112 if (R->Options & Opt_transparent) { 343 termwin_ev.stop (display);
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 344 vt_ev.stop (display);
114 rxvt_check_our_parents(aR);
115 } 345 }
116#endif
117 XMapWindow(R->Xdisplay, R->TermWin.vt);
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
119 346
120 rxvt_init_env(aR); 347 check_ev.stop ();
121 rxvt_init_command(aR_ cmd_argv); 348 pty_ev.stop ();
122 349#ifdef CURSOR_BLINK
123 return R; 350 cursor_blink_ev.stop ();
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 351#endif
162 rxvt_clean_exit(); 352#ifdef TEXT_BLINK
163 kill(getpid(), sig); 353 text_blink_ev.stop ();
164} 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
165 364
166/* ARGSUSED */ 365 destroy_ev.start (0);
167/* INTPROTO */ 366}
168int
169rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170{
171 dR;
172 367
173 if (R->h->allowedxerror == -1) { 368void
174 R->h->allowedxerror = event->error_code; 369rxvt_term::destroy_cb (time_watcher &w)
175 return 0; /* ignored anyway */ 370{
176 } 371 make_current ();
177 rxvt_print_error("XError: Request: %d . %d, Error: %d", 372
178 event->request_code, event->minor_code, 373 delete this;
179 event->error_code);
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */
181 exit(EXIT_FAILURE);
182 /* NOTREACHED */
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_MINIMAL
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
440rxvt_xerror_handler (Display *display, XErrorEvent *event)
441{
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
444 else
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_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
201#endif 452#endif
202#ifdef UTMP_SUPPORT 453 }
203 rxvt_privileged_utmp(aR_ RESTORE); 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, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
204#endif 486#endif
205#ifdef USE_XIM 487
206 if (R->h->Input_Context != NULL) { 488#ifdef HAVE_SCROLLBARS
207 XDestroyIC(R->h->Input_Context); 489 if (option (Opt_scrollBar))
208 R->h->Input_Context = NULL; 490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef HAVE_BG_PIXMAP
510 {
511 bgPixmap.set_target (this);
512
513#ifdef ENABLE_TRANSPARENCY
514 if (option (Opt_transparent))
515 {
516 bgPixmap.set_transparent ();
517#ifdef HAVE_AFTERIMAGE
518 if (rs [Rs_blurradius])
519 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
520#endif
521 if (ISSET_PIXCOLOR (Color_tint))
522 bgPixmap.set_tint (pix_colors_focused [Color_tint]);
523 if (rs [Rs_shade])
524 bgPixmap.set_shade (rs [Rs_shade]);
525
526 bgPixmap.set_root_pixmap ();
527 XSelectInput (dpy, display->root, PropertyChangeMask);
528 rootwin_ev.start (display, display->root);
209 } 529 }
210#endif 530#endif
531
532#ifdef XPM_BACKGROUND
533 if (rs[Rs_backgroundPixmap] != NULL)
534 {
535 const char *p = rs[Rs_backgroundPixmap];
536
537 if ((p = strchr (p, ';')) != NULL)
538 {
539 p++;
540 bgPixmap.set_geometry (p);
541 }
542 else
543 bgPixmap.set_defaultGeometry ();
544
545 if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
546 if (!bgPixmap.window_position_sensitive ())
547 update_background ();
548 }
549#endif
550 }
551#endif
552
553#if ENABLE_PERL
554 rootwin_ev.start (display, display->root);
555#endif
556
557 set_colorfgbg ();
558
559 init_command (cmd_argv);
560
561 free (cmd_argv);
562
563 if (pty->pty >= 0)
564 pty_ev.start (pty->pty, EVENT_READ);
565
566 check_ev.start ();
567
568 HOOK_INVOKE ((this, HOOK_START, DT_END));
569
570#if ENABLE_XEMBED
571 if (rs[Rs_embed])
572 {
573 long info[2] = { 0, XEMBED_MAPPED };
574
575 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
576 32, PropModeReplace, (unsigned char *)&info, 2);
577 }
578#endif
579
580 XMapWindow (dpy, vt);
581 XMapWindow (dpy, parent[0]);
582
583 return true;
584}
585
586static struct sig_handlers
587{
588 sig_watcher sw_term, sw_int;
589
590 /*
591 * Catch a fatal signal and tidy up before quitting
592 */
593 void
594 sig_term (sig_watcher &w)
595 {
596 rxvt_emergency_cleanup ();
597 signal (w.signum, SIG_DFL);
598 kill (getpid (), w.signum);
599 }
600
601 sig_handlers ()
602 : sw_term (this, &sig_handlers::sig_term),
603 sw_int (this, &sig_handlers::sig_term)
604 {
605 }
606} sig_handlers;
607
608char **rxvt_environ; // startup environment
609
610void
611rxvt_init ()
612{
613 ptytty::init ();
614
615 rxvt_environ = environ;
616
617 signal (SIGHUP, SIG_IGN);
618 signal (SIGPIPE, SIG_IGN);
619
620 sig_handlers.sw_term.start (SIGTERM);
621 sig_handlers.sw_int.start (SIGINT);
622
623 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
624 /* signal (SIGURG, SIG_DFL); */
625
626 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
627 // TODO: handle this with exceptions and tolerate the memory loss
628 XSetIOErrorHandler (rxvt_xioerror_handler);
629
630 XrmInitialize ();
211} 631}
212 632
213/* ------------------------------------------------------------------------- * 633/* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS * 634 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */ 635 * ------------------------------------------------------------------------- */
216/* EXTPROTO */ 636void *
217void *
218rxvt_malloc(size_t size) 637rxvt_malloc (size_t size)
219{ 638{
220 void *p;
221
222 p = malloc(size); 639 void *p = malloc (size);
640
223 if (p) 641 if (!p)
642 rxvt_fatal ("memory allocation failure. aborting.\n");
643
224 return p; 644 return p;
225
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227 rxvt_clean_exit();
228 exit(EXIT_FAILURE);
229 /* NOTREACHED */
230} 645}
231 646
232/* EXTPROTO */ 647void *
233void *
234rxvt_calloc(size_t number, size_t size) 648rxvt_calloc (size_t number, size_t size)
235{ 649{
236 void *p;
237
238 p = calloc(number, size); 650 void *p = calloc (number, size);
651
239 if (p) 652 if (!p)
653 rxvt_fatal ("memory allocation failure. aborting.\n");
654
240 return p; 655 return p;
241
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243 rxvt_clean_exit();
244 exit(EXIT_FAILURE);
245 /* NOTREACHED */
246} 656}
247 657
248/* EXTPROTO */ 658void *
249void *
250rxvt_realloc(void *ptr, size_t size) 659rxvt_realloc (void *ptr, size_t size)
251{ 660{
252 void *p;
253
254 if (ptr)
255 p = realloc(ptr, size); 661 void *p = realloc (ptr, size);
256 else 662
257 p = malloc(size);
258 if (p) 663 if (!p)
664 rxvt_fatal ("memory allocation failure. aborting.\n");
665
259 return p; 666 return p;
260
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262 rxvt_clean_exit();
263 exit(EXIT_FAILURE);
264 /* NOTREACHED */
265} 667}
266/* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */
269/* take care of suid/sgid super-user (root) privileges */
270/* INTPROTO */
271void
272rxvt_privileges(pR_ int mode)
273{
274#if ! defined(__CYGWIN32__)
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276/* setreuid() is the poor man's setuid(), seteuid() */
277# define seteuid(a) setreuid(-1, (a))
278# define setegid(a) setregid(-1, (a))
279# define HAVE_SETEUID
280# endif
281# ifdef HAVE_SETEUID
282 switch (mode) {
283 case IGNORE:
284 /*
285 * change effective uid/gid - not real uid/gid - so we can switch
286 * back to root later, as required
287 */
288 seteuid(getuid());
289 setegid(getgid());
290 break;
291 case SAVE:
292 R->h->euid = geteuid();
293 R->h->egid = getegid();
294 break;
295 case RESTORE:
296 seteuid(R->h->euid);
297 setegid(R->h->egid);
298 break;
299 }
300# else
301 switch (mode) {
302 case IGNORE:
303 setuid(getuid());
304 setgid(getgid());
305 /* FALLTHROUGH */
306 case SAVE:
307 /* FALLTHROUGH */
308 case RESTORE:
309 break;
310 }
311# endif
312#endif
313}
314
315#ifdef UTMP_SUPPORT
316/* EXTPROTO */
317void
318rxvt_privileged_utmp(pR_ char action)
319{
320 struct rxvt_hidden *h = R->h;
321
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);
331 if (action == SAVE) {
332 h->next_utmp_action = RESTORE;
333 rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]);
334 } else { /* action == RESTORE */
335 h->next_utmp_action = IGNORE;
336 rxvt_cleanutent(aR);
337 }
338 rxvt_privileges(aR_ 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}
391#endif
392 668
393/*----------------------------------------------------------------------*/ 669/*----------------------------------------------------------------------*/
394/* 670/*
395 * window size/position calculcations for XSizeHint and other storage. 671 * window size/position calculations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 672 * if width/height are non-zero then override calculated width/height
397 */ 673 */
398/* EXTPROTO */
399void 674void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 675rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401{ 676{
402 short recalc_x, recalc_y; 677 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 678 int x, y, sb_w, flags;
404 unsigned int w, h; 679 unsigned int w, h;
405 unsigned int max_width, max_height; 680 unsigned int max_width, max_height;
406 681
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));
408 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 682 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 683 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 684 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 685
412 recalc_x = recalc_y = 0; 686 recalc_x = recalc_y = 0;
413 flags = 0; 687 flags = 0;
688
414 if (!R->h->parsed_geometry) { 689 if (!parsed_geometry)
690 {
415 R->h->parsed_geometry = 1; 691 parsed_geometry = 1;
692
416 if (R->h->rs[Rs_geometry]) 693 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 694 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
695
418 if (flags & WidthValue) { 696 if (flags & WidthValue)
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 697 {
420 R->szHint.flags |= USSize; 698 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
421 } 699 szHint.flags |= USSize;
700 }
701
422 if (flags & HeightValue) { 702 if (flags & HeightValue)
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 703 {
424 R->szHint.flags |= USSize; 704 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
425 } 705 szHint.flags |= USSize;
706 }
707
426 if (flags & XValue) { 708 if (flags & XValue)
427 R->szHint.x = x; 709 {
710 szHint.x = x;
428 R->szHint.flags |= USPosition; 711 szHint.flags |= USPosition;
712
429 if (flags & XNegative) { 713 if (flags & XNegative)
430 recalc_x = 1; 714 {
715 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 716 szHint.win_gravity = NorthEastGravity;
717 }
718 }
719
720 if (flags & YValue)
721 {
722 szHint.y = y;
723 szHint.flags |= USPosition;
724
725 if (flags & YNegative)
726 {
727 recalc_y = 1;
728
729 if (szHint.win_gravity == NorthEastGravity)
730 szHint.win_gravity = SouthEastGravity;
731 else
732 szHint.win_gravity = SouthWestGravity;
733 }
734 }
432 } 735 }
433 } 736
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 */ 737 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 738 width = ncol * fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 739 height = nrow * fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 740 max_width = MAX_COLS * fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 741 max_height = MAX_ROWS * fheight;
451 742
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 743 szHint.base_width = szHint.base_height = 2 * int_bwidth;
453 744
454 sb_w = mb_h = 0; 745 sb_w = 0;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 746 window_vt_x = window_vt_y = int_bwidth;
456 if (scrollbar_visible(R)) { 747
748 if (scrollBar.state)
749 {
457 sb_w = scrollbar_TotalWidth(); 750 sb_w = scrollbar_TotalWidth ();
458 R->szHint.base_width += sb_w; 751 szHint.base_width += sb_w;
752
459 if (!(R->Options & Opt_scrollBar_right)) 753 if (!option (Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 754 window_vt_x += sb_w;
461 } 755 }
462 if (menubar_visible(R)) { 756
463 mb_h = menuBar_TotalHeight();
464 R->szHint.base_height += mb_h;
465 R->h->window_vt_y = mb_h;
466 }
467 R->szHint.width_inc = R->TermWin.fwidth; 757 szHint.width_inc = fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 758 szHint.height_inc = fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 759 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 760 szHint.min_height = szHint.base_height + szHint.height_inc;
471 761
472 if (width && width - R->szHint.base_width < max_width) { 762 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 } 763 {
764 szHint.width = newwidth;
765 width = newwidth - szHint.base_width;
766 }
767 else
768 {
769 min_it (width, max_width);
770 szHint.width = szHint.base_width + width;
771 }
772
479 if (height && height - R->szHint.base_height < max_height) { 773 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 } 774 {
775 szHint.height = newheight;
776 height = newheight - szHint.base_height;
777 }
778 else
779 {
780 min_it (height, max_height);
781 szHint.height = szHint.base_height + height;
782 }
783
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 784 if (scrollBar.state && option (Opt_scrollBar_right))
487 R->h->window_sb_x = R->szHint.width - sb_w; 785 window_sb_x = szHint.width - sb_w;
488 786
489 if (recalc_x) 787 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 788 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 789
492 if (recalc_y) 790 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 791 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
495 792
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 793 ncol = width / fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 794 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));
499 return;
500} 795}
501 796
502/*----------------------------------------------------------------------*/ 797/*----------------------------------------------------------------------*/
503/* 798/*
504 * Tell the teletype handler what size the window is. 799 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 800 * Called after a window size change.
506 */ 801 */
507/* EXTPROTO */
508void 802void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 803rxvt_term::tt_winch ()
510{ 804{
805 if (pty->pty < 0)
806 return;
807
511 struct winsize ws; 808 struct winsize ws;
512 809
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 810 ws.ws_col = ncol;
516 ws.ws_row = row; 811 ws.ws_row = nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 812 ws.ws_xpixel = width;
518#ifndef DEBUG_SIZE 813 ws.ws_ypixel = height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 814 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
520#else 815
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 816#if 0
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 817 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523 }
524# ifdef SIGWINCH
525 else if (pid) /* force through to the command */ 818 if (cmd_pid) /* force through to the command */
526 kill(pid, SIGWINCH); 819 kill (-cmd_pid, SIGWINCH);
527# endif
528#endif 820#endif
529} 821}
530 822
531/*----------------------------------------------------------------------*/ 823/*----------------------------------------------------------------------*/
532/* rxvt_change_font() - Switch to a new font */ 824/* set_fonts () - load and set the various fonts
533/* 825 *
534 * init = 1 - initialize 826 * init = 1 - initialize
535 * 827 *
536 * fontname == FONT_UP - switch to bigger font 828 * fontname == FONT_UP - switch to bigger font
537 * fontname == FONT_DN - switch to smaller font 829 * fontname == FONT_DN - switch to smaller font
538 */ 830 */
539/* EXTPROTO */ 831bool
540void 832rxvt_term::set_fonts ()
541rxvt_change_font(pR_ int init, const char *fontname)
542{ 833{
543} 834 rxvt_fontset *fs = new rxvt_fontset (this);
835 rxvt_fontprop prop;
544 836
545/* INTPROTO */ 837 if (!fs
546void 838 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547rxvt_font_up_down(pR_ int n, int direction) 839 || !fs->realize_font (1))
840 {
841 delete fs;
842 return false;
843 }
844
845#if ENABLE_STYLES
846 for (int i = RS_styleCount; --i; )
847 if (fontset[i] != fontset[0])
848 delete fontset[i];
849#endif
850
851 delete fontset[0];
852 fontset[0] = fs;
853
854 prop = (*fs)[1]->properties ();
855 prop.height += lineSpace;
856
857 fs->set_prop (prop, false);
858
859 fwidth = prop.width;
860 fheight = prop.height;
861 fbase = prop.ascent;
862
863 for (int style = 1; style < 4; style++)
864 {
865#if ENABLE_STYLES
866 const char *res = rs[Rs_font + style];
867
868 if (res && !*res)
869 fontset[style] = fontset[0];
870 else
871 {
872 fontset[style] = fs = new rxvt_fontset (this);
873 rxvt_fontprop prop2 = prop;
874
875 if (res)
876 {
877 fs->populate (res);
878 fs->set_prop (prop2, false);
879 }
880 else
881 {
882 fs->populate (fontset[0]->fontdesc);
883
884 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
885 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
886
887 fs->set_prop (prop2, true);
888 }
889
890 }
891#else
892 fontset[style] = fontset[0];
893#endif
894 }
895
896 if (parent[0])
897 {
898 resize_all_windows (0, 0, 0);
899 scr_remap_chars ();
900 scr_touch (true);
901 }
902
903 return true;
904}
905
906void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548{ 907{
908 XChangeProperty (dpy, parent[0],
909 prop, XA_STRING, 8, PropModeReplace,
910 (const unsigned char *)str, len >= 0 ? len : strlen (str));
911}
912
913void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
914{
915 wchar_t *ws = rxvt_mbstowcs (str, len);
916 char *s = rxvt_wcstoutf8 (ws);
917
918 XChangeProperty (dpy, parent[0],
919 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
920 (const unsigned char *)s, strlen (s));
921
922 free (s);
923 free (ws);
549} 924}
550 925
551/*----------------------------------------------------------------------*/ 926/*----------------------------------------------------------------------*/
552/*----------------------------------------------------------------------*/ 927/*----------------------------------------------------------------------*/
553/* xterm sequences - title, iconName, color (exptl) */ 928/* xterm sequences - title, iconName, color (exptl) */
554/* EXTPROTO */
555void 929void
556rxvt_set_title(pR_ const char *str) 930rxvt_term::set_title (const char *str)
557{ 931{
558#ifndef SMART_WINDOW_TITLE 932 set_string_property (XA_WM_NAME, str);
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 933#if ENABLE_EWMH
934 set_utf8_property (xa[XA_NET_WM_NAME], str);
935#endif
936}
937
938void
939rxvt_term::set_icon_name (const char *str)
940{
941 set_string_property (XA_WM_ICON_NAME, str);
942#if ENABLE_EWMH
943 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
944#endif
945}
946
947#ifdef XTERM_COLOR_CHANGE
948void
949rxvt_term::set_window_color (int idx, const char *color)
950{
951 rxvt_color xcol;
952 int i;
953
954 if (color == NULL || *color == '\0')
955 return;
956
957 color = strdup (color);
958 allocated.push_back ((void *)color);
959 rs[Rs_color + idx] = color;
960
961 /* handle color aliases */
962 if (isdigit (*color))
963 {
964 i = atoi (color);
965
966 if (i >= 8 && i <= 15)
967 { /* bright colors */
968 i -= 8;
969 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
970 goto done;
971 }
972
973 if (i >= 0 && i <= 7)
974 { /* normal colors */
975 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
976 goto done;
977 }
978 }
979
980 set_color (xcol, color);
981
982 /*
983 * FIXME: should free colors here, but no idea how to do it so instead,
984 * so just keep gobbling up the colormap
985 */
986
987 pix_colors_focused[idx] = xcol;
988
989 /* XSetWindowAttributes attr; */
990 /* Cursor cursor; */
991done:
992 /*TODO: handle Color_BD, scrollbar background, etc. */
993
994 update_fade_color (idx);
995 recolour_cursor ();
996 scr_recolour ();
997}
998
560#else 999#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) 1000# define set_window_color (idx,color) ((void)0)
657#endif /* XTERM_COLOR_CHANGE */ 1001#endif /* XTERM_COLOR_CHANGE */
658 1002
659/* EXTPROTO */
660void 1003void
661rxvt_recolour_cursor(pR) 1004rxvt_term::recolour_cursor ()
662{ 1005{
663 rxvt_color xcol[2]; 1006 XColor fg, bg;
664 1007
665#if TODO 1008 (ISSET_PIXCOLOR (Color_pointer_fg)
666 xcol[0] = R->PixColors[Color_pointer]; 1009 ? pix_colors_focused[Color_pointer_fg]
667 xcol[1] = R->PixColors[Color_bg]; 1010 : pix_colors_focused[Color_fg]).get (fg);
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1011
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1012 (ISSET_PIXCOLOR (Color_pointer_bg)
670#endif 1013 ? pix_colors_focused[Color_pointer_bg]
1014 : pix_colors_focused[Color_bg]).get (bg);
1015
1016 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
671} 1017}
672 1018
673/*----------------------------------------------------------------------*/ 1019/*----------------------------------------------------------------------*/
674/* 1020/*
675 * find if fg/bg matches any of the normal (low-intensity) colors 1021 * find if fg/bg matches any of the normal (low-intensity) colors
676 */ 1022 */
677/* INTPROTO */
678void 1023void
679rxvt_set_colorfgbg(pR) 1024rxvt_term::set_colorfgbg ()
680{ 1025{
681 unsigned int i; 1026 unsigned int i;
682 const char *xpmb = "\0"; 1027 const char *xpmb = "\0";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1028 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684 1029
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1030 strcpy (fstr, "default");
686 STRCPY(fstr, "default"); 1031 strcpy (bstr, "default");
687 STRCPY(bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++) 1032 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1033 if (pix_colors[Color_fg] == pix_colors[i])
1034 {
690 sprintf(fstr, "%d", (i - Color_Black)); 1035 sprintf (fstr, "%d", (i - Color_Black));
691 break; 1036 break;
692 } 1037 }
1038
693 for (i = Color_Black; i <= Color_White; i++) 1039 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1040 if (pix_colors[Color_bg] == pix_colors[i])
1041 {
695 sprintf(bstr, "%d", (i - Color_Black)); 1042 sprintf (bstr, "%d", (i - Color_Black));
696#ifdef XPM_BACKGROUND 1043#ifdef XPM_BACKGROUND
697 xpmb = "default;"; 1044 xpmb = "default;";
698#endif 1045#endif
699 break; 1046 break;
700 } 1047 }
1048
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1049 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} 1050}
714 1051
715/*----------------------------------------------------------------------*/ 1052/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 1053
721/* EXTPROTO */ 1054bool
722int 1055rxvt_term::set_color (rxvt_color &color, const char *name)
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724{ 1056{
725 screen_in_out->set (aR_ colour); 1057 if (color.set (this, name))
726
727 if (!screen_in_out->set (aR_ colour))
728 {
729 rxvt_print_error("can't allocate colour: %s", colour);
730 return false;
731 }
732
733 return true; 1058 return true;
1059
1060 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1061 return false;
1062}
1063
1064void
1065rxvt_term::alias_color (int dst, int src)
1066{
1067 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
734} 1068}
735 1069
736/* -------------------------------------------------------------------- * 1070/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 1071 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1072 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1073void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1074rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742{ 1075{
743 int fix_screen; 1076 int fix_screen;
1077 int old_width = szHint.width;
1078 int old_height = szHint.height;
1079
1080 window_calc (newwidth, newheight);
1081
1082 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1083 XSetWMNormalHints (dpy, parent[0], &szHint);
1084
1085 if (!ignoreparent)
1086 {
744#ifdef SMART_RESIZE 1087#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1088 /*
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> 1089 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1090 * reposition window on resize depending on placement on screen
756 */ 1091 */
757 int x, y, x1, y1; 1092 int x, y, x1, y1;
758 int dx, dy; 1093 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1094 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1095 Window unused_cr;
761 1096
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1097 XTranslateCoordinates (dpy, parent[0], display->root,
763 0, 0, &x, &y, &unused_cr); 1098 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1099 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1100 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1101 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1102 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1103 * our position for handles and decorations. Counter it
769 */ 1104 */
770 if (x1 != x || y1 != y) { 1105 if (x1 != x || y1 != y)
1106 {
771 x -= x1; 1107 x -= x1;
772 y -= y1; 1108 y -= y1;
773 } 1109 }
774 1110
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1111 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1112 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1113 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1114 dy = old_height - szHint.height;
779 1115
780 /* Check position of the center of the window */ 1116 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1117 if (x < x1) /* left half */
782 dx = 0; 1118 dx = 0;
783 else if (x == x1) /* exact center */ 1119 else if (x == x1) /* exact center */
784 dx /= 2; 1120 dx /= 2;
785 if (y < y1) /* top half */ 1121 if (y < y1) /* top half */
786 dy = 0; 1122 dy = 0;
787 else if (y == y1) /* exact center */ 1123 else if (y == y1) /* exact center */
788 dy /= 2; 1124 dy /= 2;
789 1125
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1126 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1127 szHint.width, szHint.height);
792#else 1128#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1129 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1130#endif
796 } 1131 }
797 1132
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1133 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
799 || R->TermWin.nrow != R->h->prev_nrow); 1134
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1135 if (fix_screen || newwidth != old_width || newheight != old_height)
801 if (scrollbar_visible(R)) {
802 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x,
803 0, scrollbar_TotalWidth(), R->szHint.height);
804 rxvt_Resize_scrollBar(aR);
805 }
806 if (menubar_visible(R))
807 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x,
808 0, TermWin_TotalWidth(), menuBar_TotalHeight());
809 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x,
810 R->h->window_vt_y, TermWin_TotalWidth(),
811 TermWin_TotalHeight());
812#ifdef RXVT_GRAPHICS
813 if (R->h->old_height)
814 rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width,
815 R->h->old_height - R->szHint.base_height);
816#endif
817 rxvt_scr_clear(aR);
818#ifdef XPM_BACKGROUND
819 rxvt_resize_pixmap(aR);
820#endif
821 } 1136 {
1137 if (scrollBar.state)
1138 {
1139 XMoveResizeWindow (dpy, scrollBar.win,
1140 window_sb_x, 0,
1141 scrollbar_TotalWidth (), szHint.height);
1142 resize_scrollbar ();
1143 }
822 1144
1145 XMoveResizeWindow (dpy, vt,
1146 window_vt_x, window_vt_y,
1147 width, height);
1148
1149#ifdef HAVE_BG_PIXMAP
1150 if (bgPixmap.window_size_sensitive ())
1151 update_background ();
1152#endif
1153
1154 scr_clear ();
1155 }
1156
823 if (fix_screen || R->h->old_height == 0) { 1157 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1158 scr_reset ();
825 uint16_t old_ncol = R->h->prev_ncol;
826 1159
827 /* scr_reset only works on the primary screen */ 1160 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
828 if (R->h->old_height) /* this is not the first time through */ 1161 //scr_touch (false);
829 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
830 rxvt_scr_reset(aR);
831 if (curr_screen >= 0) { /* this is not the first time through */
832 rxvt_scr_change_screen(aR_ curr_screen);
833 rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0));
834 }
835 }
836 1162
837 R->h->old_width = R->szHint.width; 1163#ifdef HAVE_BG_PIXMAP
838 R->h->old_height = R->szHint.height; 1164// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1165// if (bgPixmap.pixmap)
1166// scr_touch (false);
1167#endif
839 1168
840#ifdef USE_XIM 1169#ifdef USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1170 IMSetPosition ();
842#endif 1171#endif
843} 1172}
844 1173
845/* 1174/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1175 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1176 * good for toggling 80/132 columns
848 */ 1177 */
849/* EXTPROTO */
850void 1178void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1179rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852{ 1180{
853 XWindowAttributes wattr; 1181 XWindowAttributes wattr;
854 1182
855 if (width == 0 || height == 0) { 1183 if (newwidth == 0 || newheight == 0)
1184 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1185 XGetWindowAttributes (dpy, display->root, &wattr);
1186
857 if (width == 0) 1187 if (newwidth == 0)
858 width = wattr.width - R->szHint.base_width; 1188 newwidth = wattr.width - szHint.base_width;
859 if (height == 0) 1189 if (newheight == 0)
860 height = wattr.height - R->szHint.base_height; 1190 newheight = wattr.height - szHint.base_height;
1191 }
1192
1193 if (newwidth != width || newheight != height)
861 } 1194 {
862 if (width != R->TermWin.width || height != R->TermWin.height) {
863 width += R->szHint.base_width; 1195 newwidth += szHint.base_width;
864 height += R->szHint.base_height; 1196 newheight += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1197 resize_all_windows (newwidth, newheight, 0);
866 } 1198 }
867} 1199}
868 1200
869/* -------------------------------------------------------------------- * 1201/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1202 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1203 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1204#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 1205
883/* INTPROTO */
884void 1206void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1207rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1208{
887 *fg = R->PixColors[Color_fg]; 1209 fg = pix_colors [Color_fg];
888 *bg = R->PixColors[Color_bg]; 1210 bg = pix_colors [Color_bg];
1211}
1212
1213void
1214rxvt_term::im_set_size (XRectangle &size)
1215{
1216 // the int_bwidth terms make no sense to me
1217 size.x = int_bwidth;
1218 size.y = int_bwidth;
1219 size.width = Width2Pixel (ncol) + int_bwidth;
1220 size.height = Height2Pixel (nrow) + int_bwidth;
1221}
1222
1223void
1224rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1225 XRectangle &status_rect,
1226 const XRectangle &needed_rect)
1227{
1228 preedit_rect.x = needed_rect.width;
1229 preedit_rect.y = 0;
1230 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1231 preedit_rect.height = fheight;
1232
1233 status_rect.x = 0;
1234 status_rect.y = 0;
1235 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1236 status_rect.height = fheight;
889} 1237}
890 1238
891/* Checking whether input method is running. */ 1239/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1240bool
894rxvt_IMisRunning(pR) 1241rxvt_term::IMisRunning ()
895{ 1242{
896 char *p; 1243 char *p;
897 Atom atom; 1244 Atom atom;
898 Window win; 1245 Window win;
899 char server[IMBUFSIZ]; 1246 char server[IMBUFSIZ];
900 1247
901 /* get current locale modifier */ 1248 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1249 if ((p = XSetLocaleModifiers (NULL)) != NULL)
903 STRCPY(server, "@server="); 1250 {
1251 strcpy (server, "@server=");
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1252 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1253
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1254 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906 *p = '\0'; 1255 *p = '\0';
907 1256
908 atom = XInternAtom(R->Xdisplay, server, False); 1257 atom = XInternAtom (dpy, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1258 win = XGetSelectionOwner (dpy, atom);
1259
910 if (win != None) 1260 if (win != None)
911 return True; 1261 return True;
912 } 1262 }
1263
913 return False; 1264 return False;
914} 1265}
915 1266
916/* EXTPROTO */
917void 1267void
918rxvt_IMSendSpot(pR) 1268rxvt_term::IMSendSpot ()
919{ 1269{
920 XPoint spot; 1270 XPoint nspot;
921 XVaNestedList preedit_attr; 1271 XVaNestedList preedit_attr;
922 1272
923 if (R->h->Input_Context == NULL 1273 if (!Input_Context
924 || !R->TermWin.focus 1274 || !focus
925 || !(R->h->input_style & XIMPreeditPosition) 1275 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926 || !(R->h->event_type == KeyPress 1276 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 1277
935 rxvt_setPosition(aR_ &spot); 1278 im_set_position (nspot);
936 1279
1280 if (nspot.x == spot.x && nspot.y == spot.y)
1281 return;
1282
1283 spot = nspot;
1284
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1285 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1286 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1287 XFree (preedit_attr);
940} 1288}
941 1289
942/* EXTPROTO */
943void 1290void
944rxvt_setTermFontSet(pR_ int idx) 1291rxvt_term::im_destroy ()
945{ 1292{
946 char *string; 1293 if (input_method)
947 long length; 1294 {
948 int success = 0; 1295 if (Input_Context && input_method->xim)
1296 XDestroyIC (Input_Context);
949 1297
950 if (idx < 0 || idx >= MAX_NFONTS) 1298 display->put_xim (input_method);
951 return; 1299 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 } 1300 }
1030 } 1301
1031 for (i = 0; s[i]; i++) 1302 Input_Context = 0;
1032 free(s[i]); 1303}
1033 free(s); 1304
1305#ifdef ENABLE_XIM_ONTHESPOT
1306
1307static void
1308xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1309{
1310 ((rxvt_term *)client_data)->make_current ();
1311 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1312}
1313
1314static void
1315xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1316{
1317 ((rxvt_term *)client_data)->make_current ();
1318 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1319}
1320
1321static void
1322xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1323{
1324 rxvt_term *term = (rxvt_term *)client_data;
1325 XIMText *text = call_data->text;
1326
1327 term->make_current ();
1328
1329 if (text)
1034 } 1330 {
1035 if (found) 1331 void *str;
1036 return;
1037 1332
1038/* try with XMODIFIERS env. var. */ 1333 if (!text->encoding_is_wchar && text->string.multi_byte)
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1334 {
1040 rxvt_IM_get_IC(aR); 1335 // of course, X makes it ugly again
1041 return; 1336 if (term->rs[Rs_imLocale])
1042 } 1337 SET_LOCALE (term->rs[Rs_imLocale]);
1043 1338
1044/* try with no modifiers base IF the user didn't specify an IM */ 1339 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1340 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1046 && rxvt_IM_get_IC(aR) == True) 1341
1047 return; 1342 if (term->rs[Rs_imLocale])
1343 SET_LOCALE (term->locale);
1344 }
1345 else
1346 str = (void *)text->string.wide_char;
1347
1348 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1349 DT_INT, call_data->caret,
1350 DT_INT, call_data->chg_first,
1351 DT_INT, call_data->chg_length,
1352 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1353 DT_WCS_LEN, str, str ? (int)text->length : 0,
1354 DT_END));
1355 }
1356 else
1357 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1358 DT_INT, call_data->caret,
1359 DT_INT, call_data->chg_first,
1360 DT_INT, call_data->chg_length,
1361 DT_END));
1048} 1362}
1363
1364#if 0
1365static void
1366xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1367{
1368 ((rxvt_term *)client_data)->make_current ();
1369 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1370 DT_INT, call_data->position,
1371 DT_INT, call_data->direction,
1372 DT_INT, call_data->style,
1373 DT_END));
1374}
1375#endif
1376
1377#endif
1049 1378
1050/* 1379/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1380 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1381 * open a suitable preedit type
1053 */ 1382 */
1054/* INTPROTO */
1055Bool 1383bool
1056rxvt_IM_get_IC(pR) 1384rxvt_term::IM_get_IC (const char *modifiers)
1057{ 1385{
1058 int i, j, found; 1386 int i, j, found;
1059 XIM xim; 1387 XIM xim;
1060 XPoint spot; 1388 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1389 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1390 unsigned long fg, bg;
1063 const char *p; 1391 const char *p;
1064 char **s; 1392 char **s;
1065 XIMStyles *xim_styles; 1393 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr; 1394#ifdef ENABLE_XIM_ONTHESPOT
1067 XIMCallback ximcallback; 1395 XIMCallback xcb[4];
1068 struct rxvt_hidden *h = R->h; 1396#endif
1069 1397
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1398 set_environ (envv);
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1399
1072 if (xim == NULL) 1400 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1073 return False; 1401 return false;
1074 1402
1403 input_method = display->get_xim (locale, modifiers);
1404 if (input_method == NULL)
1405 return false;
1406
1407 xim = input_method->xim;
1408 spot.x = spot.y = -1;
1409
1075 xim_styles = NULL; 1410 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1411 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1412 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1413 {
1414 im_destroy ();
1415 return false;
1416 }
1081 1417
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1418 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1419
1420 for (int pi = 0; pi < 2; pi++)
1421 {
1422 p = pet[pi];
1423
1424 if (!p)
1425 continue;
1426
1084 s = rxvt_splitcommastring(p); 1427 s = rxvt_splitcommastring (p);
1428
1085 for (i = found = 0; !found && s[i]; i++) { 1429 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1430 {
1431 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1432 input_style = XIMPreeditPosition | XIMStatusNothing;
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1433 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1434 input_style = XIMPreeditArea | XIMStatusArea;
1090 else if (!STRCMP(s[i], "Root")) 1435 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1436 input_style = XIMPreeditNothing | XIMStatusNothing;
1437 else if (!strcmp (s[i], "None"))
1438 input_style = XIMPreeditNone | XIMStatusNone;
1439#ifdef ENABLE_XIM_ONTHESPOT
1440 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1441 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1442#endif
1443 else
1444 input_style = XIMPreeditNothing | XIMStatusNothing;
1092 1445
1093 for (j = 0; j < xim_styles->count_styles; j++) 1446 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1447 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1448 {
1096 break; 1449 rxvt_freecommastring (s);
1450
1451 found = 1;
1452 goto foundpet;
1453 }
1454
1455 }
1456
1457 rxvt_freecommastring (s);
1097 } 1458 }
1098 } 1459
1099 for (i = 0; s[i]; i++) 1460foundpet:
1100 free(s[i]); 1461
1101 free(s);
1102 XFree(xim_styles); 1462 XFree (xim_styles);
1103 1463
1104 if (!found) { 1464 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1465 {
1466 im_destroy ();
1467 return false;
1468 }
1108 1469
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1470 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; 1471 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1472
1473 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1474 {
1475 // fake us a font-set, please
1476 char **missing_charset_list;
1477 int missing_charset_count;
1478 char *def_string;
1479 char pat[512];
1480
1481 sprintf (pat,
1482 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1483 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1484 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1487 "*",
1488 fheight,
1489 fheight + 1, fheight - 1,
1490 fheight - 2, fheight + 2);
1491
1492 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1493 &missing_charset_list, &missing_charset_count, &def_string);
1494
1495 if (missing_charset_list)
1496 XFreeStringList (missing_charset_list);
1497
1498 if (!fs)
1499 {
1500 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1501 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1502 }
1503 }
1504
1116 if (h->input_style & XIMPreeditPosition) { 1505 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1506 {
1118 rxvt_setPosition(aR_ &spot); 1507 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1508 im_set_position (spot);
1509 im_set_color (fg, bg);
1120 1510
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1511 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1512 XNForeground, fg,
1123 XNForeground, fg, 1513 XNBackground, bg,
1124 XNBackground, bg, 1514 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1515 XNSpotLocation, &spot,
1126 NULL); 1516 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); 1517 NULL);
1148 } 1518 }
1149 h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style,
1150 XNClientWindow, R->TermWin.parent[0],
1151 XNFocusWindow, R->TermWin.parent[0],
1152 XNDestroyCallback, &ximcallback,
1153 preedit_attr ? XNPreeditAttributes : NULL,
1154 preedit_attr,
1155 status_attr ? XNStatusAttributes : NULL,
1156 status_attr, NULL);
1157 if (preedit_attr)
1158 XFree(preedit_attr);
1159 if (status_attr)
1160 XFree(status_attr);
1161 if (h->Input_Context == NULL) {
1162 rxvt_print_error("failed to create input context");
1163 XCloseIM(xim);
1164 return False;
1165 }
1166 if (h->input_style & XIMPreeditArea) 1519 else if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1520 {
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1521 im_set_color (fg, bg);
1522
1523 /*
1524 * The necessary width of preedit area is unknown
1525 * until create input context.
1526 */
1527 needed_rect.width = 0;
1528 im_set_preedit_area (rect, status_rect, needed_rect);
1529
1530 preedit_attr = XVaCreateNestedList (0,
1531 XNForeground, fg,
1532 XNBackground, bg,
1533 XNArea, &rect,
1534 XNFontSet, fs,
1535 NULL);
1536 status_attr = XVaCreateNestedList (0,
1537 XNForeground, fg,
1538 XNBackground, bg,
1539 XNArea, &status_rect,
1540 XNFontSet, fs,
1541 NULL);
1542 }
1543#if ENABLE_XIM_ONTHESPOT
1544 else if (input_style & XIMPreeditCallbacks)
1545 {
1546 im_set_position (spot);
1547
1548 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1549 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1550 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1551# if 0
1552 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1553# endif
1554
1555 preedit_attr = XVaCreateNestedList (0,
1556 XNSpotLocation, &spot,
1557 XNPreeditStartCallback, &xcb[0],
1558 XNPreeditDoneCallback , &xcb[1],
1559 XNPreeditDrawCallback , &xcb[2],
1560# if 0
1561 XNPreeditCaretCallback, &xcb[3],
1562# endif
1563 NULL);
1564 }
1565#endif
1566
1567 Input_Context = XCreateIC (xim,
1568 XNInputStyle, input_style,
1569 XNClientWindow, vt,
1570 XNFocusWindow, parent[0],
1571 preedit_attr ? XNPreeditAttributes : NULL,
1572 preedit_attr,
1573 status_attr ? XNStatusAttributes : NULL,
1574 status_attr, NULL);
1575
1576 if (preedit_attr) XFree (preedit_attr);
1577 if (status_attr) XFree (status_attr);
1578 if (fs) XFreeFontSet (dpy, fs);
1579
1580 if (Input_Context == NULL)
1581 {
1582 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1583 im_destroy ();
1584 return false;
1585 }
1586
1587#if 0
1588 // unfortunately, only the focus window is used by XIM, hard to fix
1589 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1590 vt_select_input ();
1591#endif
1592
1593 IMSetPosition ();
1594
1169 return True; 1595 return true;
1170} 1596}
1171 1597
1172/* EXTPROTO */
1173void 1598void
1174rxvt_IMSetStatusPosition(pR) 1599rxvt_term::im_cb ()
1175{ 1600{
1601 int i;
1602 const char *p;
1603 char **s;
1604 char buf[IMBUFSIZ];
1605
1606 make_current ();
1607
1608 im_destroy ();
1609
1610 if (Input_Context)
1611 return;
1612
1613#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1614 if (rs[Rs_imLocale])
1615 SET_LOCALE (rs[Rs_imLocale]);
1616#endif
1617
1618 p = rs[Rs_inputMethod];
1619 if (p && *p)
1620 {
1621 bool found = false;
1622
1623 s = rxvt_splitcommastring (p);
1624
1625 for (i = 0; s[i]; i++)
1626 {
1627 if (*s[i])
1628 {
1629 strcpy (buf, "@im=");
1630 strncat (buf, s[i], IMBUFSIZ - 5);
1631 if (IM_get_IC (buf))
1632 {
1633 found = true;
1634 break;
1635 }
1636 }
1637 }
1638
1639 rxvt_freecommastring (s);
1640
1641 if (found)
1642 goto done;
1643 }
1644
1645 /* try with XMODIFIERS env. var. */
1646 if (IM_get_IC (""))
1647 goto done;
1648
1649 /* try with no modifiers base IF the user didn't specify an IM */
1650 if (IM_get_IC ("@im=none"))
1651 goto done;
1652
1653done:
1654#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1655 if (rs[Rs_imLocale])
1656 SET_LOCALE (locale);
1657#endif
1658}
1659
1660void
1661rxvt_term::IMSetPosition ()
1662{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1663 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1664 XVaNestedList preedit_attr, status_attr;
1178 1665
1179 if (R->h->Input_Context == NULL 1666 if (!Input_Context
1180 || !R->TermWin.focus 1667 || !focus
1181 || !(R->h->input_style & XIMPreeditArea) 1668 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182 || !rxvt_IMisRunning(aR)) 1669 || !IMisRunning ())
1183 return; 1670 return;
1184 1671
1672 if (input_style & XIMPreeditPosition)
1673 {
1674 im_set_size (preedit_rect);
1675 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1676
1677 XSetICValues (Input_Context,
1678 XNPreeditAttributes, preedit_attr, NULL);
1679 }
1680 else
1681 {
1185 /* Getting the necessary width of preedit area */ 1682 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1683 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1684 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1685 XFree (status_attr);
1189 1686
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1687 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1688 XFree (needed_rect);
1191 1689
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1690 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1691 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1692
1195 XSetICValues(R->h->Input_Context, 1693 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1694 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1695 XNStatusAttributes, status_attr,
1696 NULL);
1198 1697
1698 XFree (status_attr);
1699 }
1700
1199 XFree(preedit_attr); 1701 XFree (preedit_attr);
1200 XFree(status_attr);
1201} 1702}
1202#endif /* USE_XIM */ 1703#endif /* USE_XIM */
1203
1204/*----------------------------------------------------------------------*/
1205rxvt_t *rxvt_current_term;
1206 1704
1207/*----------------------- end-of-file (C source) -----------------------*/ 1705/*----------------------- end-of-file (C source) -----------------------*/

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