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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.360 by sf-exg, Fri Aug 19 16:01:37 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.2 2003/11/24 17:31:27 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <cassert>
37#include <signal.h> 42#include <csignal>
43#include <cstring>
38 44
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 45#include <termios.h>
45#endif
46 46
47/*----------------------------------------------------------------------*/ 47#ifdef HAVE_XSETLOCALE
48/* rxvt_init() */ 48# define X_LOCALE
49/* LIBPROTO */ 49# include <X11/Xlocale.h>
50rxvt_t *
51rxvt_init(int argc, const char *const *argv)
52{
53 const char **cmd_argv;
54
55 SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t)));
56
57 dR;
58 if (rxvt_init_vars(aR) < 0) {
59 free(R);
60 return NULL;
61 }
62
63/*
64 * Save and then give up any super-user privileges
65 * If we need privileges in any area then we must specifically request it.
66 * We should only need to be root in these cases:
67 * 1. write utmp entries on some systems
68 * 2. chown tty on some systems
69 */
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
72
73 rxvt_init_secondary(aR);
74
75 cmd_argv = rxvt_init_resources(aR_ argc, argv);
76
77#if (MENUBAR_MAX)
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79#endif
80#ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar)
82 scrollbar_setIdle(); /* set existence for size calculations */
83#endif
84
85 rxvt_Create_Windows(aR_ argc, argv);
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
93
94#if 0
95#ifdef DEBUG_X
96 XSynchronize(R->Xdisplay, True);
97 XSetErrorHandler((XErrorHandler) abort);
98#else 50#else
99 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler); 51# ifdef HAVE_SETLOCALE
52# include <clocale>
100#endif 53# endif
101#endif 54#endif
102 55
103#ifdef HAVE_SCROLLBARS 56struct termios rxvt_term::def_tio;
104 if (R->Options & Opt_scrollBar) 57vector<rxvt_term *> rxvt_term::termlist;
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */ 58
106#endif 59// used to tell global functions which terminal instance is "active"
107#if (MENUBAR_MAX) 60rxvt_t rxvt_current_term;
108 if (menubar_visible(r)) 61
109 XMapWindow(R->Xdisplay, R->menuBar.win); 62static char curlocale[128], savelocale[128];
110#endif 63
111#ifdef TRANSPARENT 64bool
112 if (R->Options & Opt_transparent) { 65rxvt_set_locale (const char *locale) NOTHROW
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 66{
114 rxvt_check_our_parents(aR); 67 int size = strlen (locale) + 1;
68
69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
76 setlocale (LC_CTYPE, curlocale);
77 return true;
78}
79
80void
81rxvt_push_locale (const char *locale) NOTHROW
82{
83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
86
87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
115 } 104 {
116#endif 105 if (cc->c2 == c2) return c1;
117 XMapWindow(R->Xdisplay, R->TermWin.vt); 106 cc = (*this)[cc->c1];
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 107 }
119 108
120 rxvt_init_env(aR); 109 // check to see whether this combination already exists otherwise
121 rxvt_init_command(aR_ cmd_argv); 110 for (cc = v.begin (); cc < v.end (); cc++)
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
122 113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
150 return len;
151
152}
153#endif
154
155rxvt_term::rxvt_term ()
156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
160#ifdef CURSOR_BLINK
161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
162#endif
163#ifdef TEXT_BLINK
164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
181#endif
182#ifdef POINTER_BLANK
183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
184#endif
185#ifndef NO_BELL
186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
187#endif
188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
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
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
214}
215
216rxvt_term::~rxvt_term ()
217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229#ifdef HAVE_BG_PIXMAP
230 bg_destroy ();
231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
238#ifdef USE_XIM
239 im_destroy ();
240#endif
241 scrollBar.destroy ();
242 if (gc) XFreeGC (dpy, gc);
243
244 delete drawable;
245 // destroy all windows
246 if (parent)
247 XDestroyWindow (dpy, parent);
248
249 for (int i = 0; i < TOTAL_COLORS; i++)
250 if (ISSET_PIXCOLOR (i))
251 {
252 pix_colors_focused [i].free (this);
253#if OFF_FOCUS_FADING
254 pix_colors_unfocused [i].free (this);
255#endif
256 }
257
258 clear ();
259
260 display->flush (); /* ideally .put should do this */
261 displays.put (display);
262 }
263
264 scr_release ();
265
266 /* clear all resources */
267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
269
270 free (selection.text);
271 free (selection.clip_text);
272 // TODO: manage env vars in child only(!)
273 free (env_display);
274 free (env_term);
275 free (locale);
276 free (v_buffer);
277
278 delete selection_req;
279
280 delete envv;
281 delete argv;
282
283#ifdef KEYSYM_RESOURCE
284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
290
291// child has exited, usually destroys
292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
301}
302
303void
304rxvt_term::destroy ()
305{
306 if (destroy_ev.is_active ())
123 return R; 307 return;
124}
125 308
126/* ------------------------------------------------------------------------- * 309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
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;
139 310
140 do { 311#if ENABLE_OVERLAY
141 errno = 0; 312 scr_overlay_off ();
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 313#endif
162 rxvt_clean_exit();
163 kill(getpid(), sig);
164}
165 314
166/* ARGSUSED */ 315 if (display)
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 } 316 {
177 rxvt_print_error("XError: Request: %d . %d, Error: %d", 317#if USE_XIM
178 event->request_code, event->minor_code, 318 im_ev.stop (display);
179 event->error_code); 319#endif
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 320 scrollbar_ev.stop (display);
181 exit(EXIT_FAILURE); 321#if ENABLE_TRANSPARENCY || ENABLE_PERL
182 /* NOTREACHED */ 322 rootwin_ev.stop (display);
323#endif
324 termwin_ev.stop (display);
325 vt_ev.stop (display);
326 }
327
328 flush_ev.stop ();
329 pty_ev.stop ();
330#ifdef CURSOR_BLINK
331 cursor_blink_ev.stop ();
332#endif
333#ifdef TEXT_BLINK
334 text_blink_ev.stop ();
335#endif
336#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
337 cont_scroll_ev.stop ();
338#endif
339#ifdef SELECTION_SCROLLING
340 sel_scroll_ev.stop ();
341#endif
342#ifdef POINTER_BLANK
343 pointer_ev.stop ();
344#endif
345
346 destroy_ev.start ();
347}
348
349void
350rxvt_term::destroy_cb (ev::idle &w, int revents)
351{
352 make_current ();
353
354 delete this;
355}
356
357void
358rxvt_term::set_option (uint8_t opt, bool set)
359{
360 if (!opt)
361 return;
362
363 uint8_t mask = 1 << (opt & 7);
364 uint8_t &val = options [opt >> 3];
365
366 val = val & ~mask | (set ? mask : 0);
183} 367}
184 368
185/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
186/* 370/*
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can 372 * TODO: if debugging, this should free up any known resources if we can
189 */ 373 */
190/* EXTPROTO */ 374static XErrorHandler old_xerror_handler;
191void
192rxvt_clean_exit(void)
193{
194 dR;
195 375
196#ifdef DEBUG_SCREEN 376static void
197 rxvt_scr_release(aR); 377rxvt_emergency_cleanup ()
378{
379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
380 (*t)->emergency_cleanup ();
381}
382
383#if !ENABLE_MINIMAL
384static void
385print_x_error (Display *dpy, XErrorEvent *event)
386{
387 char buffer[BUFSIZ];
388 char mesg[BUFSIZ];
389 char number[32];
390 const char mtype[] = "XlibMessage";
391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
394 rxvt_warn ("%s: %s\n", mesg, buffer);
395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404 }
405 if ((event->error_code == BadWindow) ||
406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
429}
198#endif 430#endif
199#ifndef NO_SETOWNER_TTYDEV 431
200 rxvt_privileged_ttydev(aR_ RESTORE); 432int
201#endif 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
202#ifdef UTMP_SUPPORT 434{
203 rxvt_privileged_utmp(aR_ RESTORE); 435 if (GET_R->allowedxerror == -1)
204#endif 436 GET_R->allowedxerror = event->error_code;
205#ifdef USE_XIM 437 else
206 if (R->h->Input_Context != NULL) {
207 XDestroyIC(R->h->Input_Context);
208 R->h->Input_Context = NULL;
209 } 438 {
439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_MINIMAL
442 old_xerror_handler (display, event);
443#else
444 print_x_error (display, event);
210#endif 445#endif
211} 446 }
212 447
213/* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */
216/* EXTPROTO */
217void *
218rxvt_malloc(size_t size)
219{
220 void *p;
221
222 p = malloc(size);
223 if (p)
224 return p; 448 return 0;
449}
225 450
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 451int
227 rxvt_clean_exit(); 452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
228 exit(EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
229 /* NOTREACHED */
230} 458}
231 459
232/* EXTPROTO */ 460static struct sig_handlers
233void *
234rxvt_calloc(size_t number, size_t size)
235{ 461{
236 void *p; 462 ev::sig sw_term, sw_int;
237 463
238 p = calloc(number, size); 464 /*
239 if (p) 465 * Catch a fatal signal and tidy up before quitting
240 return p; 466 */
467 void sig_term (ev::sig &w, int revents);
241 468
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 469 sig_handlers ()
243 rxvt_clean_exit(); 470 {
244 exit(EXIT_FAILURE); 471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
245 /* NOTREACHED */ 472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
246} 473 }
474} sig_handlers;
247 475
248/* EXTPROTO */
249void *
250rxvt_realloc(void *ptr, size_t size)
251{
252 void *p;
253
254 if (ptr)
255 p = realloc(ptr, size);
256 else
257 p = malloc(size);
258 if (p)
259 return p;
260
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262 rxvt_clean_exit();
263 exit(EXIT_FAILURE);
264 /* NOTREACHED */
265}
266/* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */
269/* take care of suid/sgid super-user (root) privileges */
270/* INTPROTO */
271void 476void
272rxvt_privileges(pR_ int mode) 477sig_handlers::sig_term (ev::sig &w, int revents)
273{ 478{
274#if ! defined(__CYGWIN32__) 479 rxvt_emergency_cleanup ();
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 480 w.stop ();
276/* setreuid() is the poor man's setuid(), seteuid() */ 481 kill (getpid (), w.signum);
277# define seteuid(a) setreuid(-1, (a)) 482}
278# define setegid(a) setregid(-1, (a)) 483
279# define HAVE_SETEUID 484static void
485rxvt_get_ttymode (struct termios *tio)
486{
487 if (tcgetattr (STDIN_FILENO, tio) < 0)
488 memset (tio, 0, sizeof (struct termios));
489
490 for (int i = 0; i < NCCS; i++)
491 tio->c_cc[i] = VDISABLE;
492
493 tio->c_cc[VINTR] = CINTR;
494 tio->c_cc[VQUIT] = CQUIT;
495 tio->c_cc[VERASE] = CERASE;
496#ifdef VERASE2
497 tio->c_cc[VERASE2] = CERASE2;
498#endif
499 tio->c_cc[VKILL] = CKILL;
500 tio->c_cc[VEOF] = CEOF;
501 tio->c_cc[VSTART] = CSTART;
502 tio->c_cc[VSTOP] = CSTOP;
503 tio->c_cc[VSUSP] = CSUSP;
504# ifdef VDSUSP
505 tio->c_cc[VDSUSP] = CDSUSP;
280# endif 506# endif
281# ifdef HAVE_SETEUID 507# ifdef VREPRINT
282 switch (mode) { 508 tio->c_cc[VREPRINT] = CRPRNT;
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 509# endif
312#endif 510# ifdef VDISCRD
313} 511 tio->c_cc[VDISCRD] = CFLUSH;
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 512# endif
366 { 513# ifdef VWERSE
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */ 514 tio->c_cc[VWERSE] = CWERASE;
368 chmod(h->ttydev, h->ttymode);
369# ifdef HAVE_REVOKE
370 revoke(h->ttydev);
371# endif 515# endif
372 } 516# ifdef VLNEXT
373 } else { /* action == RESTORE */ 517 tio->c_cc[VLNEXT] = CLNEXT;
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 518# endif
383 } 519# ifdef VSTATUS
384 520 tio->c_cc[VSTATUS] = CSTATUS;
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 521# endif
390} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
391#endif 525# endif
526# if VTIME != VEOL
527 tio->c_cc[VTIME] = 0;
528# endif
529
530 /* input modes */
531 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
532# ifdef IMAXBEL
533 | IMAXBEL
534# endif
535 | IXON);
536
537 /* output modes */
538 tio->c_oflag = (OPOST | ONLCR);
539
540 /* control modes */
541 tio->c_cflag = (CS8 | CREAD);
542
543 /* local modes */
544 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
545# if defined (ECHOCTL) && defined (ECHOKE)
546 | ECHOCTL | ECHOKE
547# endif
548 | ECHOE | ECHOK);
549}
550
551char **rxvt_environ; // startup environment
552
553void
554rxvt_init ()
555{
556 assert (("fontMask must not overlap other RS masks",
557 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
558
559 rxvt_get_ttymode (&rxvt_term::def_tio);
560
561 // get rid of stdin/stdout as we don't need them, to free resources
562 dup2 (STDERR_FILENO, STDIN_FILENO);
563 dup2 (STDERR_FILENO, STDOUT_FILENO);
564
565 if (!ev_default_loop ())
566 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
574 sig_handlers.sw_int.start (SIGINT); ev_unref ();
575
576 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
577 // TODO: handle this with exceptions and tolerate the memory loss
578 XSetIOErrorHandler (rxvt_xioerror_handler);
579
580 XrmInitialize ();
581}
392 582
393/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
394/* 584/*
395 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
397 */ 587 */
398/* EXTPROTO */
399void 588void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401{ 590{
402 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
404 unsigned int w, h; 593 unsigned int w, h;
405 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
406 595
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; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 599
412 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
413 flags = 0; 601 flags = 0;
602
414 if (!R->h->parsed_geometry) { 603 if (!parsed_geometry)
604 {
415 R->h->parsed_geometry = 1; 605 parsed_geometry = 1;
606
416 if (R->h->rs[Rs_geometry]) 607 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
418 if (flags & WidthValue) { 610 if (flags & WidthValue)
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 611 {
420 R->szHint.flags |= USSize; 612 if (!w)
421 } 613 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
614
615 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
616 szHint.flags |= USSize;
617 }
618
422 if (flags & HeightValue) { 619 if (flags & HeightValue)
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 620 {
424 R->szHint.flags |= USSize; 621 if (!h)
425 } 622 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
623
624 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
625 szHint.flags |= USSize;
626 }
627
426 if (flags & XValue) { 628 if (flags & XValue)
427 R->szHint.x = x; 629 {
630 szHint.x = x;
428 R->szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
429 if (flags & XNegative) { 633 if (flags & XNegative)
430 recalc_x = 1; 634 {
635 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
637 }
638 }
639
640 if (flags & YValue)
641 {
642 szHint.y = y;
643 szHint.flags |= USPosition;
644
645 if (flags & YNegative)
646 {
647 recalc_y = 1;
648
649 if (szHint.win_gravity == NorthEastGravity)
650 szHint.win_gravity = SouthEastGravity;
651 else
652 szHint.win_gravity = SouthWestGravity;
653 }
654 }
432 } 655 }
433 } 656
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 */ 657 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 658 width = ncol * fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 659 height = nrow * fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
451 662
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
453 664
454 sb_w = mb_h = 0; 665 window_vt_x = window_vt_y = int_bwidth;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 666
456 if (scrollbar_visible(R)) { 667 if (scrollBar.state)
457 sb_w = scrollbar_TotalWidth(); 668 {
669 int sb_w = scrollBar.total_width ();
458 R->szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
459 if (!(R->Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 673 window_vt_x += sb_w;
461 } 674 }
462 if (menubar_visible(R)) { 675
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; 676 szHint.width_inc = fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 677 szHint.height_inc = fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
471 680
472 if (width && width - R->szHint.base_width < max_width) { 681 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 } 682 {
683 szHint.width = newwidth;
684 width = newwidth - szHint.base_width;
685 }
686 else
687 {
688 min_it (width, max_width);
689 szHint.width = szHint.base_width + width;
690 }
691
479 if (height && height - R->szHint.base_height < max_height) { 692 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 } 693 {
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 694 szHint.height = newheight;
487 R->h->window_sb_x = R->szHint.width - sb_w; 695 height = newheight - szHint.base_height;
696 }
697 else
698 {
699 min_it (height, max_height);
700 szHint.height = szHint.base_height + height;
701 }
488 702
489 if (recalc_x) 703 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 705
492 if (recalc_y) 706 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
495 708
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 709 ncol = width / fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 710 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)); 711
499 return; 712 // When the size of the vt window is not a multiple of the cell
713 // size, i.e., when the wm does not honour our size hints, there are
714 // extra areas not covered by the terminal screen. Such gaps, when a
715 // bg pixmap is set, would have to be cleared manually to properly
716 // refresh the background. We take the simpler route and shrink the
717 // vt window so as to avoid creating gaps.
718 width = ncol * fwidth;
719 height = nrow * fheight;
500} 720}
501 721
502/*----------------------------------------------------------------------*/ 722/*----------------------------------------------------------------------*/
503/* 723/*
504 * Tell the teletype handler what size the window is. 724 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 725 * Called after a window size change.
506 */ 726 */
507/* EXTPROTO */
508void 727void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 728rxvt_term::tt_winch ()
510{ 729{
730 if (pty->pty < 0)
731 return;
732
511 struct winsize ws; 733 struct winsize ws;
512 734
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 735 ws.ws_col = ncol;
516 ws.ws_row = row; 736 ws.ws_row = nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 737 ws.ws_xpixel = width;
518#ifndef DEBUG_SIZE 738 ws.ws_ypixel = height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 739 ioctl (pty->pty, TIOCSWINSZ, &ws);
740
741#if 0
742 // TIOCSWINSZ is supposed to do this automatically and correctly
743 if (cmd_pid) /* force through to the command */
744 kill (-cmd_pid, SIGWINCH);
745#endif
746}
747
748/*----------------------------------------------------------------------*/
749/* load and set the various fonts */
750bool
751rxvt_term::set_fonts ()
752{
753 rxvt_fontset *fs = new rxvt_fontset (this);
754 rxvt_fontprop prop;
755
756 if (!fs
757 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
758 || !fs->realize_font (1))
759 {
760 delete fs;
761 return false;
762 }
763
764#if ENABLE_STYLES
765 for (int i = RS_styleCount; --i; )
766 if (fontset[i] != fontset[0])
767 delete fontset[i];
768#endif
769
770 delete fontset[0];
771 fontset[0] = fs;
772
773 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
774 prop.height += lineSpace;
775 prop.width += letterSpace;
776
777 fs->set_prop (prop, false);
778
779 fwidth = prop.width;
780 fheight = prop.height;
781 fbase = prop.ascent;
782
783 for (int style = 1; style < 4; style++)
784 {
785#if ENABLE_STYLES
786 const char *res = rs[Rs_font + style];
787
788 if (res && !*res)
789 fontset[style] = fontset[0];
790 else
791 {
792 fontset[style] = fs = new rxvt_fontset (this);
793 rxvt_fontprop prop2 = prop;
794
795 if (res)
796 {
797 fs->populate (res);
798 fs->set_prop (prop2, false);
799 }
800 else
801 {
802 fs->populate (fontset[0]->fontdesc);
803
804 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
805 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
806
807 fs->set_prop (prop2, true);
808 }
809
810 }
520#else 811#else
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 812 fontset[style] = fontset[0];
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
523 }
524# ifdef SIGWINCH
525 else if (pid) /* force through to the command */
526 kill(pid, SIGWINCH);
527# endif 813#endif
528#endif 814 }
529}
530 815
531/*----------------------------------------------------------------------*/ 816 if (parent)
532/* rxvt_change_font() - Switch to a new font */ 817 {
533/* 818 resize_all_windows (0, 0, 0);
534 * init = 1 - initialize 819 scr_remap_chars ();
535 * 820 scr_touch (true);
536 * fontname == FONT_UP - switch to bigger font 821 }
537 * fontname == FONT_DN - switch to smaller font
538 */
539/* EXTPROTO */
540void
541rxvt_change_font(pR_ int init, const char *fontname)
542{
543}
544 822
545/* INTPROTO */ 823 return true;
824}
825
546void 826void
547rxvt_font_up_down(pR_ int n, int direction) 827rxvt_term::set_string_property (Atom prop, const char *str, int len)
548{ 828{
829 XChangeProperty (dpy, parent,
830 prop, XA_STRING, 8, PropModeReplace,
831 (const unsigned char *)str, len >= 0 ? len : strlen (str));
832}
833
834void
835rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
836{
837 XTextProperty ct;
838
839 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
840 {
841 XSetTextProperty (dpy, parent, &ct, prop);
842 XFree (ct.value);
843 }
844}
845
846void
847rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
848{
849 wchar_t *ws = rxvt_mbstowcs (str, len);
850 char *s = rxvt_wcstoutf8 (ws);
851
852 XChangeProperty (dpy, parent,
853 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
854 (const unsigned char *)s, strlen (s));
855
856 free (s);
857 free (ws);
549} 858}
550 859
551/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
552/*----------------------------------------------------------------------*/ 861/*----------------------------------------------------------------------*/
553/* xterm sequences - title, iconName, color (exptl) */ 862/* xterm sequences - title, iconName, color (exptl) */
554/* EXTPROTO */
555void 863void
556rxvt_set_title(pR_ const char *str) 864rxvt_term::set_title (const char *str)
557{ 865{
558#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_NAME, str);
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 867#if ENABLE_EWMH
560#else 868 set_utf8_property (xa[XA_NET_WM_NAME], str);
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 869#endif
570} 870}
571 871
572/* EXTPROTO */
573void 872void
574rxvt_set_iconName(pR_ const char *str) 873rxvt_term::set_icon_name (const char *str)
575{ 874{
576#ifndef SMART_WINDOW_TITLE 875 set_mbstring_property (XA_WM_ICON_NAME, str);
577 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 876#if ENABLE_EWMH
578#else 877 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
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 878#endif
588} 879}
589 880
881void
882rxvt_term::set_window_color (int idx, const char *color)
883{
590#ifdef XTERM_COLOR_CHANGE 884#ifdef XTERM_COLOR_CHANGE
591/* EXTPROTO */
592void
593rxvt_set_window_color(pR_ int idx, const char *color)
594{
595 rxvt_color xcol; 885 rxvt_color xcol;
596 int i;
597 886
598 if (color == NULL || *color == '\0') 887 if (color == NULL || *color == '\0')
599 return; 888 return;
600 889
890 color = strdup (color);
891 allocated.push_back ((void *)color);
892 rs[Rs_color + idx] = color;
893
601/* handle color aliases */ 894 /* handle color aliases */
602 if (isdigit(*color)) { 895 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 } 896 {
618 if (!rxvt_rXParseAllocColor(aR_ &xcol, color)) 897 int i = atoi (color);
619 return;
620/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621 898
622/* 899 if (i >= 8 && i <= 15)
900 {
901 /* bright colors */
902 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
903 goto done;
904 }
905
906 if (i >= 0 && i <= 7)
907 {
908 /* normal colors */
909 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
910 goto done;
911 }
912 }
913
914 set_color (xcol, color);
915
916 /*
623 * FIXME: should free colors here, but no idea how to do it so instead, 917 * FIXME: should free colors here, but no idea how to do it so instead,
624 * so just keep gobbling up the colormap 918 * so just keep gobbling up the colormap
625 */ 919 */
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
636 920
637 R->PixColors[idx] = xcol; 921 pix_colors_focused[idx] = xcol;
638 SET_PIXCOLOR(R->h, idx);
639 922
640/* XSetWindowAttributes attr; */ 923done:
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. */ 924 /*TODO: handle Color_BD, scrollbar background, etc. */
648 925
649 rxvt_set_colorfgbg(aR); 926 update_fade_color (idx);
650 rxvt_recolour_cursor(aR); 927 recolour_cursor ();
651/* the only reasonable way to enforce a clean update */ 928 scr_recolour ();
652 rxvt_scr_poweron(aR);
653}
654
655#else
656# define rxvt_set_window_color(aR_ idx,color) ((void)0)
657#endif /* XTERM_COLOR_CHANGE */ 929#endif /* XTERM_COLOR_CHANGE */
930}
658 931
659/* EXTPROTO */
660void 932void
661rxvt_recolour_cursor(pR) 933rxvt_term::recolour_cursor ()
662{ 934{
663 rxvt_color xcol[2]; 935 XColor fg, bg;
664 936
665#if TODO 937 (ISSET_PIXCOLOR (Color_pointer_fg)
666 xcol[0] = R->PixColors[Color_pointer]; 938 ? pix_colors_focused[Color_pointer_fg]
667 xcol[1] = R->PixColors[Color_bg]; 939 : pix_colors_focused[Color_fg]).get (fg);
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 940
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 941 (ISSET_PIXCOLOR (Color_pointer_bg)
670#endif 942 ? pix_colors_focused[Color_pointer_bg]
943 : pix_colors_focused[Color_bg]).get (bg);
944
945 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
671} 946}
672 947
673/*----------------------------------------------------------------------*/ 948/*----------------------------------------------------------------------*/
674/* 949/*
675 * find if fg/bg matches any of the normal (low-intensity) colors 950 * find if fg/bg matches any of the normal (low-intensity) colors
676 */ 951 */
677/* INTPROTO */
678void 952void
679rxvt_set_colorfgbg(pR) 953rxvt_term::set_colorfgbg ()
680{ 954{
681 unsigned int i; 955 unsigned int i;
682 const char *xpmb = "\0"; 956 const char *xpmb = "";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 957 char fstr[] = "default";
958 char bstr[] = "default";
684 959
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
686 STRCPY(fstr, "default");
687 STRCPY(bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++) 960 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 961 if (pix_colors[Color_fg] == pix_colors[i])
962 {
690 sprintf(fstr, "%d", (i - Color_Black)); 963 sprintf (fstr, "%d", i - Color_Black);
691 break; 964 break;
692 } 965 }
966
693 for (i = Color_Black; i <= Color_White; i++) 967 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 968 if (pix_colors[Color_bg] == pix_colors[i])
969 {
695 sprintf(bstr, "%d", (i - Color_Black)); 970 sprintf (bstr, "%d", i - Color_Black);
696#ifdef XPM_BACKGROUND 971#ifdef BG_IMAGE_FROM_FILE
697 xpmb = "default;"; 972 xpmb = "default;";
698#endif 973#endif
699 break; 974 break;
700 } 975 }
976
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 977 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} 978}
714 979
715/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 981
721/* EXTPROTO */ 982bool
722int 983rxvt_term::set_color (rxvt_color &color, const char *name)
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724{ 984{
725 screen_in_out->set (aR_ colour); 985 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; 986 return true;
987
988 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
989 return false;
990}
991
992void
993rxvt_term::alias_color (int dst, int src)
994{
995 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
734} 996}
735 997
736/* -------------------------------------------------------------------- * 998/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 999 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1000 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1001void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1002rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742{ 1003{
743 int fix_screen; 1004 int fix_screen;
1005 int old_width = szHint.width;
1006 int old_height = szHint.height;
1007
1008 window_calc (newwidth, newheight);
1009
1010 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1011
1012 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1013 if (set_hint)
1014 {
1015 szHint.flags &= ~(PBaseSize | PResizeInc);
1016 XSetWMNormalHints (dpy, parent, &szHint);
1017 szHint.flags |= PBaseSize | PResizeInc;
1018 }
1019
1020 if (!ignoreparent)
1021 {
744#ifdef SMART_RESIZE 1022#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1023 /*
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> 1024 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1025 * reposition window on resize depending on placement on screen
756 */ 1026 */
757 int x, y, x1, y1; 1027 int x, y, x1, y1;
758 int dx, dy; 1028 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1029 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1030 Window unused_cr;
761 1031
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1032 XTranslateCoordinates (dpy, parent, display->root,
763 0, 0, &x, &y, &unused_cr); 1033 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1034 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1035 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1036 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1037 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1038 * our position for handles and decorations. Counter it
769 */ 1039 */
770 if (x1 != x || y1 != y) { 1040 if (x1 != x || y1 != y)
1041 {
771 x -= x1; 1042 x -= x1;
772 y -= y1; 1043 y -= y1;
773 } 1044 }
774 1045
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1046 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1047 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1048 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1049 dy = old_height - szHint.height;
779 1050
780 /* Check position of the center of the window */ 1051 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1052 if (x < x1) /* left half */
782 dx = 0; 1053 dx = 0;
783 else if (x == x1) /* exact center */ 1054 else if (x == x1) /* exact center */
784 dx /= 2; 1055 dx /= 2;
785 if (y < y1) /* top half */ 1056 if (y < y1) /* top half */
786 dy = 0; 1057 dy = 0;
787 else if (y == y1) /* exact center */ 1058 else if (y == y1) /* exact center */
788 dy /= 2; 1059 dy /= 2;
789 1060
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1061 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1062 szHint.width, szHint.height);
792#else 1063#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1064 XResizeWindow (dpy, parent, szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1065#endif
796 } 1066 }
797 1067
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1068 if (set_hint)
799 || R->TermWin.nrow != R->h->prev_nrow); 1069 XSetWMNormalHints (dpy, parent, &szHint);
1070
1071 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1072
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1073 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 } 1074 {
1075 if (scrollBar.state)
1076 scrollBar.resize ();
822 1077
1078 XMoveResizeWindow (dpy, vt,
1079 window_vt_x, window_vt_y,
1080 width, height);
1081
1082#ifdef HAVE_BG_PIXMAP
1083 if (bg_window_size_sensitive ())
1084 update_background ();
1085#endif
1086 }
1087
823 if (fix_screen || R->h->old_height == 0) { 1088 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1089 scr_reset ();
825 uint16_t old_ncol = R->h->prev_ncol;
826
827 /* scr_reset only works on the primary screen */
828 if (R->h->old_height) /* this is not the first time through */
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
837 R->h->old_width = R->szHint.width;
838 R->h->old_height = R->szHint.height;
839 1090
840#ifdef USE_XIM 1091#ifdef USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1092 im_set_position ();
842#endif 1093#endif
843} 1094}
844 1095
845/* 1096/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1097 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1098 * good for toggling 80/132 columns
848 */ 1099 */
849/* EXTPROTO */
850void 1100void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1101rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852{ 1102{
853 XWindowAttributes wattr; 1103 XWindowAttributes wattr;
854 1104
855 if (width == 0 || height == 0) { 1105 if (newwidth == 0 || newheight == 0)
1106 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1107 XGetWindowAttributes (dpy, display->root, &wattr);
1108
857 if (width == 0) 1109 if (newwidth == 0)
858 width = wattr.width - R->szHint.base_width; 1110 newwidth = wattr.width - szHint.base_width;
859 if (height == 0) 1111 if (newheight == 0)
860 height = wattr.height - R->szHint.base_height; 1112 newheight = wattr.height - szHint.base_height;
1113 }
1114
1115 if (newwidth != width || newheight != height)
861 } 1116 {
862 if (width != R->TermWin.width || height != R->TermWin.height) {
863 width += R->szHint.base_width; 1117 newwidth += szHint.base_width;
864 height += R->szHint.base_height; 1118 newheight += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1119 resize_all_windows (newwidth, newheight, 0);
866 } 1120 }
867} 1121}
868 1122
869/* -------------------------------------------------------------------- * 1123/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1124 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1125 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1126#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 1127
883/* INTPROTO */
884void 1128void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1129rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1130{
887 *fg = R->PixColors[Color_fg]; 1131 fg = pix_colors [Color_fg];
888 *bg = R->PixColors[Color_bg]; 1132 bg = pix_colors [Color_bg];
1133}
1134
1135void
1136rxvt_term::im_set_size (XRectangle &size)
1137{
1138 // the int_bwidth terms make no sense to me
1139 size.x = int_bwidth;
1140 size.y = int_bwidth;
1141 size.width = Width2Pixel (ncol) + int_bwidth;
1142 size.height = Height2Pixel (nrow) + int_bwidth;
1143}
1144
1145void
1146rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1147 XRectangle &status_rect,
1148 const XRectangle &needed_rect)
1149{
1150 preedit_rect.x = needed_rect.width;
1151 preedit_rect.y = 0;
1152 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1153 preedit_rect.height = fheight;
1154
1155 status_rect.x = 0;
1156 status_rect.y = 0;
1157 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1158 status_rect.height = fheight;
889} 1159}
890 1160
891/* Checking whether input method is running. */ 1161/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1162bool
894rxvt_IMisRunning(pR) 1163rxvt_term::im_is_running ()
895{ 1164{
896 char *p; 1165 Atom atom;
897 Atom atom; 1166 Window win;
898 Window win;
899 char server[IMBUFSIZ]; 1167 char server[IMBUFSIZ];
900 1168
901 /* get current locale modifier */ 1169 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1170 if (char *p = XSetLocaleModifiers (0))
903 STRCPY(server, "@server="); 1171 {
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1172 strcpy (server, "@server=");
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1173 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1174
1175 if (p = strchr (server + 1, '@')) /* first one only */
906 *p = '\0'; 1176 *p = '\0';
907 1177
908 atom = XInternAtom(R->Xdisplay, server, False); 1178 atom = XInternAtom (dpy, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1179 win = XGetSelectionOwner (dpy, atom);
1180
910 if (win != None) 1181 if (win != None)
911 return True; 1182 return true;
912 } 1183 }
1184
913 return False; 1185 return false;
914} 1186}
915 1187
916/* EXTPROTO */
917void 1188void
918rxvt_IMSendSpot(pR) 1189rxvt_term::im_send_spot ()
919{ 1190{
920 XPoint spot; 1191 XPoint nspot;
921 XVaNestedList preedit_attr; 1192 XVaNestedList preedit_attr;
922 1193
923 if (R->h->Input_Context == NULL 1194 if (!Input_Context
924 || !R->TermWin.focus 1195 || !focus
925 || !(R->h->input_style & XIMPreeditPosition) 1196 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926 || !(R->h->event_type == KeyPress 1197 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 1198
935 rxvt_setPosition(aR_ &spot); 1199 im_set_position (nspot);
936 1200
1201 if (nspot.x == spot.x && nspot.y == spot.y)
1202 return;
1203
1204 spot = nspot;
1205
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1206 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1207 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1208 XFree (preedit_attr);
940} 1209}
941 1210
942/* EXTPROTO */
943void 1211void
944rxvt_setTermFontSet(pR_ int idx) 1212rxvt_term::im_destroy ()
945{ 1213{
946 char *string; 1214 if (input_method)
947 long length; 1215 {
948 int success = 0; 1216 if (Input_Context && input_method->xim)
1217 XDestroyIC (Input_Context);
949 1218
950 if (idx < 0 || idx >= MAX_NFONTS) 1219 display->put_xim (input_method);
951 return; 1220 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 } 1221 }
1030 } 1222
1031 for (i = 0; s[i]; i++) 1223 Input_Context = 0;
1032 free(s[i]); 1224}
1033 free(s); 1225
1226#ifdef ENABLE_XIM_ONTHESPOT
1227
1228static void
1229xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1230{
1231 ((rxvt_term *)client_data)->make_current ();
1232 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1233}
1234
1235static void
1236xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1237{
1238 ((rxvt_term *)client_data)->make_current ();
1239 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1240}
1241
1242static void
1243xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1244{
1245 rxvt_term *term = (rxvt_term *)client_data;
1246 XIMText *text = call_data->text;
1247
1248 term->make_current ();
1249
1250 if (text)
1034 } 1251 {
1035 if (found) 1252 wchar_t *str;
1036 return;
1037 1253
1038/* try with XMODIFIERS env. var. */ 1254 if (!text->encoding_is_wchar && text->string.multi_byte)
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1255 {
1040 rxvt_IM_get_IC(aR); 1256 // of course, X makes it ugly again
1041 return; 1257 if (term->rs[Rs_imLocale])
1042 } 1258 SET_LOCALE (term->rs[Rs_imLocale]);
1043 1259
1044/* try with no modifiers base IF the user didn't specify an IM */ 1260 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1261 mbstowcs (str, text->string.multi_byte, text->length + 1);
1046 && rxvt_IM_get_IC(aR) == True) 1262
1047 return; 1263 if (term->rs[Rs_imLocale])
1264 SET_LOCALE (term->locale);
1265 }
1266 else
1267 str = text->string.wide_char;
1268
1269 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1270 DT_INT, call_data->caret,
1271 DT_INT, call_data->chg_first,
1272 DT_INT, call_data->chg_length,
1273 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1274 DT_WCS_LEN, str, str ? (int)text->length : 0,
1275 DT_END));
1276 }
1277 else
1278 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1279 DT_INT, call_data->caret,
1280 DT_INT, call_data->chg_first,
1281 DT_INT, call_data->chg_length,
1282 DT_END));
1048} 1283}
1284
1285#if 0
1286static void
1287xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1288{
1289 ((rxvt_term *)client_data)->make_current ();
1290 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1291 DT_INT, call_data->position,
1292 DT_INT, call_data->direction,
1293 DT_INT, call_data->style,
1294 DT_END));
1295}
1296#endif
1297
1298#endif
1049 1299
1050/* 1300/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1301 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1302 * open a suitable preedit type
1053 */ 1303 */
1054/* INTPROTO */
1055Bool 1304bool
1056rxvt_IM_get_IC(pR) 1305rxvt_term::im_get_ic (const char *modifiers)
1057{ 1306{
1058 int i, j, found; 1307 int i, j, found;
1059 XIM xim; 1308 XIM xim;
1060 XPoint spot; 1309 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1310 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1311 unsigned long fg, bg;
1063 const char *p; 1312 const char *p;
1064 char **s; 1313 char **s;
1065 XIMStyles *xim_styles; 1314 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1069 1315
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1316 set_environ (envv);
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1317
1072 if (xim == NULL) 1318 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1073 return False; 1319 return false;
1074 1320
1321 input_method = display->get_xim (locale, modifiers);
1322 if (input_method == NULL)
1323 return false;
1324
1325 xim = input_method->xim;
1326 spot.x = spot.y = -1;
1327
1075 xim_styles = NULL; 1328 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1329 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1330 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1331 {
1332 im_destroy ();
1333 return false;
1334 }
1081 1335
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1336 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1337
1084 s = rxvt_splitcommastring(p); 1338 for (int pi = 0; pi < 2; pi++)
1339 {
1340 p = pet[pi];
1341
1342 if (!p)
1343 continue;
1344
1345 s = rxvt_strsplit (',', p);
1346
1085 for (i = found = 0; !found && s[i]; i++) { 1347 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1348 {
1349 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1350 input_style = XIMPreeditPosition | XIMStatusNothing;
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1351 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1352 input_style = XIMPreeditArea | XIMStatusArea;
1090 else if (!STRCMP(s[i], "Root")) 1353 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1354 input_style = XIMPreeditNothing | XIMStatusNothing;
1355 else if (!strcmp (s[i], "None"))
1356 input_style = XIMPreeditNone | XIMStatusNone;
1357#ifdef ENABLE_XIM_ONTHESPOT
1358 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1359 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1360#endif
1361 else
1362 input_style = XIMPreeditNothing | XIMStatusNothing;
1092 1363
1093 for (j = 0; j < xim_styles->count_styles; j++) 1364 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1365 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1366 {
1096 break; 1367 rxvt_free_strsplit (s);
1368
1369 found = 1;
1370 goto foundpet;
1371 }
1372
1373 }
1374
1375 rxvt_free_strsplit (s);
1097 } 1376 }
1098 } 1377
1099 for (i = 0; s[i]; i++) 1378foundpet:
1100 free(s[i]); 1379
1101 free(s);
1102 XFree(xim_styles); 1380 XFree (xim_styles);
1103 1381
1104 if (!found) { 1382 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1383 {
1384 im_destroy ();
1385 return false;
1386 }
1108 1387
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1388 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; 1389 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1390
1391 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1392 {
1393 // fake us a font-set, please
1394 char **missing_charset_list;
1395 int missing_charset_count;
1396 char *def_string;
1397 char pat[512];
1398
1399 sprintf (pat,
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "*",
1406 fheight,
1407 fheight + 1, fheight - 1,
1408 fheight - 2, fheight + 2);
1409
1410 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1411 &missing_charset_list, &missing_charset_count, &def_string);
1412
1413 if (missing_charset_list)
1414 XFreeStringList (missing_charset_list);
1415
1416 if (!fs)
1417 {
1418 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1419 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1420 }
1421 }
1422
1116 if (h->input_style & XIMPreeditPosition) { 1423 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1424 {
1118 rxvt_setPosition(aR_ &spot); 1425 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1426 im_set_position (spot);
1427 im_set_color (fg, bg);
1120 1428
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1429 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1430 XNForeground, fg,
1123 XNForeground, fg, 1431 XNBackground, bg,
1124 XNBackground, bg, 1432 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1433 XNSpotLocation, &spot,
1126 NULL); 1434 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); 1435 NULL);
1148 } 1436 }
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) 1437 else if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1438 {
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1439 im_set_color (fg, bg);
1440
1441 /*
1442 * The necessary width of preedit area is unknown
1443 * until create input context.
1444 */
1445 needed_rect.width = 0;
1446 im_set_preedit_area (rect, status_rect, needed_rect);
1447
1448 preedit_attr = XVaCreateNestedList (0,
1449 XNForeground, fg,
1450 XNBackground, bg,
1451 XNArea, &rect,
1452 XNFontSet, fs,
1453 NULL);
1454 status_attr = XVaCreateNestedList (0,
1455 XNForeground, fg,
1456 XNBackground, bg,
1457 XNArea, &status_rect,
1458 XNFontSet, fs,
1459 NULL);
1460 }
1461#if ENABLE_XIM_ONTHESPOT
1462 else if (input_style & XIMPreeditCallbacks)
1463 {
1464 XIMCallback xcb[4];
1465
1466 im_set_position (spot);
1467
1468 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1469 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1470 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1471# if 0
1472 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1473# endif
1474
1475 preedit_attr = XVaCreateNestedList (0,
1476 XNSpotLocation, &spot,
1477 XNPreeditStartCallback, &xcb[0],
1478 XNPreeditDoneCallback , &xcb[1],
1479 XNPreeditDrawCallback , &xcb[2],
1480# if 0
1481 XNPreeditCaretCallback, &xcb[3],
1482# endif
1483 NULL);
1484 }
1485#endif
1486
1487 Input_Context = XCreateIC (xim,
1488 XNInputStyle, input_style,
1489 XNClientWindow, vt,
1490 XNFocusWindow, parent,
1491 preedit_attr ? XNPreeditAttributes : NULL,
1492 preedit_attr,
1493 status_attr ? XNStatusAttributes : NULL,
1494 status_attr, NULL);
1495
1496 if (preedit_attr) XFree (preedit_attr);
1497 if (status_attr) XFree (status_attr);
1498 if (fs) XFreeFontSet (dpy, fs);
1499
1500 if (Input_Context == NULL)
1501 {
1502 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1503 im_destroy ();
1504 return false;
1505 }
1506
1507#if 0
1508 // unfortunately, only the focus window is used by XIM, hard to fix
1509 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1510 vt_select_input ();
1511#endif
1512
1513 im_set_position ();
1514
1169 return True; 1515 return true;
1170} 1516}
1171 1517
1172/* EXTPROTO */
1173void 1518void
1174rxvt_IMSetStatusPosition(pR) 1519rxvt_term::im_cb ()
1175{ 1520{
1521 int i;
1522 const char *p;
1523 char **s;
1524 char buf[IMBUFSIZ];
1525
1526 make_current ();
1527
1528 im_destroy ();
1529
1530 if (Input_Context)
1531 return;
1532
1533#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1534 if (rs[Rs_imLocale])
1535 SET_LOCALE (rs[Rs_imLocale]);
1536#endif
1537
1538 p = rs[Rs_inputMethod];
1539 if (p && *p)
1540 {
1541 bool found = false;
1542
1543 s = rxvt_strsplit (',', p);
1544
1545 for (i = 0; s[i]; i++)
1546 {
1547 if (*s[i])
1548 {
1549 strcpy (buf, "@im=");
1550 strncat (buf, s[i], IMBUFSIZ - 5);
1551 if (im_get_ic (buf))
1552 {
1553 found = true;
1554 break;
1555 }
1556 }
1557 }
1558
1559 rxvt_free_strsplit (s);
1560
1561 if (found)
1562 goto done;
1563 }
1564
1565 /* try with XMODIFIERS env. var. */
1566 if (im_get_ic (""))
1567 goto done;
1568
1569 /* try with no modifiers base IF the user didn't specify an IM */
1570 if (im_get_ic ("@im=none"))
1571 goto done;
1572
1573done:
1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1575 if (rs[Rs_imLocale])
1576 SET_LOCALE (locale);
1577#endif
1578}
1579
1580void
1581rxvt_term::im_set_position ()
1582{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1583 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1584 XVaNestedList preedit_attr, status_attr;
1178 1585
1179 if (R->h->Input_Context == NULL 1586 if (!Input_Context
1180 || !R->TermWin.focus 1587 || !focus
1181 || !(R->h->input_style & XIMPreeditArea) 1588 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182 || !rxvt_IMisRunning(aR)) 1589 || !im_is_running ())
1183 return; 1590 return;
1184 1591
1592 if (input_style & XIMPreeditPosition)
1593 {
1594 im_set_size (preedit_rect);
1595 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1596
1597 XSetICValues (Input_Context,
1598 XNPreeditAttributes, preedit_attr, NULL);
1599 }
1600 else
1601 {
1185 /* Getting the necessary width of preedit area */ 1602 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1603 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1604 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1605 XFree (status_attr);
1189 1606
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1607 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1608 XFree (needed_rect);
1191 1609
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1610 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1611 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1612
1195 XSetICValues(R->h->Input_Context, 1613 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1614 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1615 XNStatusAttributes, status_attr,
1616 NULL);
1198 1617
1618 XFree (status_attr);
1619 }
1620
1199 XFree(preedit_attr); 1621 XFree (preedit_attr);
1200 XFree(status_attr);
1201} 1622}
1202#endif /* USE_XIM */ 1623#endif /* USE_XIM */
1203 1624
1204/*----------------------------------------------------------------------*/ 1625void
1205rxvt_t *rxvt_current_term; 1626rxvt_term::get_window_origin (int &x, int &y)
1627{
1628 Window cr;
1629 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1630}
1631
1632Pixmap
1633rxvt_term::get_pixmap_property (Atom property)
1634{
1635 Pixmap pixmap = None;
1636
1637 int aformat;
1638 unsigned long nitems, bytes_after;
1639 Atom atype;
1640 unsigned char *prop;
1641 int result = XGetWindowProperty (dpy, display->root, property,
1642 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1643 &nitems, &bytes_after, &prop);
1644 if (result == Success)
1645 {
1646 if (atype == XA_PIXMAP)
1647 pixmap = *(Pixmap *)prop;
1648 XFree (prop);
1649 }
1650
1651 return pixmap;
1652}
1653
1654#ifdef HAVE_BG_PIXMAP
1655
1656void
1657rxvt_term::update_background ()
1658{
1659 if (update_background_ev.is_active ())
1660 return;
1661
1662 bg_invalidate ();
1663
1664 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1665
1666 if (to_wait <= 0.)
1667 bg_render ();
1668 else
1669 update_background_ev.start (to_wait);
1670}
1671
1672void
1673rxvt_term::update_background_cb (ev::timer &w, int revents)
1674{
1675 make_current ();
1676
1677 update_background_ev.stop ();
1678 bg_render ();
1679 refresh_check ();
1680}
1681
1682#endif /* HAVE_BG_PIXMAP */
1206 1683
1207/*----------------------- end-of-file (C source) -----------------------*/ 1684/*----------------------- end-of-file (C source) -----------------------*/

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