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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 1.378 by root, Tue Jun 5 11:10:50 2012 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) 2003-2010 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 <assert.h>
37#include <signal.h> 42#include <signal.h>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h> 43#include <string.h>
41#endif
42 44
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# include <locale.h>
100#endif 52#endif
101#endif
102 53
103#ifdef HAVE_SCROLLBARS 54struct termios rxvt_term::def_tio;
104 if (R->Options & Opt_scrollBar) 55vector<rxvt_term *> rxvt_term::termlist;
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */ 56
106#endif 57// used to tell global functions which terminal instance is "active"
107#if (MENUBAR_MAX) 58rxvt_t rxvt_current_term;
108 if (menubar_visible(r)) 59
109 XMapWindow(R->Xdisplay, R->menuBar.win); 60static char curlocale[128], savelocale[128];
110#endif 61
111#ifdef TRANSPARENT 62bool
112 if (R->Options & Opt_transparent) { 63rxvt_set_locale (const char *locale) NOTHROW
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask); 64{
114 rxvt_check_our_parents(aR); 65 int size = strlen (locale) + 1;
66
67 if (size > sizeof (curlocale))
68 rxvt_fatal ("locale string too long, aborting.\n");
69
70 if (!locale || !memcmp (locale, curlocale, size))
71 return false;
72
73 memcpy (curlocale, locale, size);
74 setlocale (LC_CTYPE, curlocale);
75 return true;
76}
77
78void
79rxvt_push_locale (const char *locale) NOTHROW
80{
81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
84
85void
86rxvt_pop_locale () NOTHROW
87{
88 rxvt_set_locale (savelocale);
89}
90
91#if ENABLE_COMBINING
92class rxvt_composite_vec rxvt_composite;
93
94text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95{
96 compose_char *cc;
97
98 // break compose chains, as stupid readline really likes to duplicate
99 // composing characters for some reason, near the end of a line.
100 cc = (*this)[c1];
101 while (cc)
115 } 102 {
116#endif 103 if (cc->c2 == c2) return c1;
117 XMapWindow(R->Xdisplay, R->TermWin.vt); 104 cc = (*this)[cc->c1];
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 105 }
119 106
120 rxvt_init_env(aR); 107 // check to see whether this combination already exists otherwise
121 rxvt_init_command(aR_ cmd_argv); 108 for (cc = v.begin (); cc < v.end (); cc++)
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
122 111
112 // allocate a new combination
113 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
114 {
115 static int seen;
116
117 if (!seen++)
118 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
119
120 return REPLACEMENT_CHAR;
121 }
122
123 v.push_back (compose_char (c1, c2));
124
125 return v.size () - 1 + COMPOSE_LO;
126}
127
128int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
129{
130 compose_char *cc = (*this)[c];
131
132 if (!cc)
133 {
134 if (r) *r = c;
135 return 1;
136 }
137
138 int len = expand (cc->c1, r);
139
140 if (r) r += len;
141
142 if (cc->c2 != NOCHAR)
143 {
144 len++;
145 if (r) *r++ = cc->c2;
146 }
147
148 return len;
149
150}
151#endif
152
153rxvt_term::rxvt_term ()
154{
155#if HAVE_BG_PIXMAP
156 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
157#endif
158#ifdef CURSOR_BLINK
159 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
160#endif
161#ifdef TEXT_BLINK
162 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
163#endif
164#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
165 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
166#endif
167#ifdef SELECTION_SCROLLING
168 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
169#endif
170#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
171 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
172#endif
173#if ENABLE_TRANSPARENCY || ENABLE_PERL
174 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
175#endif
176 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177#if USE_XIM
178 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
179#endif
180#ifdef POINTER_BLANK
181 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
182#endif
183#ifndef NO_BELL
184 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
185#endif
186 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
187 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
188 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
189 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
190 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
191 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192
193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void
205rxvt_term::emergency_cleanup ()
206{
207 if (cmd_pid)
208 kill (-cmd_pid, SIGHUP);
209
210 pty_ev.stop ();
211 delete pty; pty = 0;
212}
213
214rxvt_term::~rxvt_term ()
215{
216 termlist.erase (find (termlist.begin (), termlist.end(), this));
217
218 emergency_cleanup ();
219
220#if ENABLE_STYLES
221 for (int i = RS_styleCount; --i; )
222 if (fontset[i] != fontset[0])
223 delete fontset[i];
224#endif
225 delete fontset[0];
226
227#ifdef HAVE_BG_PIXMAP
228 bg_destroy ();
229#endif
230
231 if (display)
232 {
233 selection_clear ();
234 selection_clear (true);
235
236#if USE_XIM
237 im_destroy ();
238#endif
239 scrollBar.destroy ();
240 if (gc) XFreeGC (dpy, gc);
241
242 delete drawable;
243 // destroy all windows
244 if (parent)
245 XDestroyWindow (dpy, parent);
246
247 for (int i = 0; i < TOTAL_COLORS; i++)
248 if (ISSET_PIXCOLOR (i))
249 {
250 pix_colors_focused [i].free (this);
251#if OFF_FOCUS_FADING
252 pix_colors_unfocused [i].free (this);
253#endif
254 }
255
256 clear ();
257
258 display->flush (); /* ideally .put should do this */
259 displays.put (display);
260 }
261
262 scr_release ();
263
264 /* clear all resources */
265 for (int i = 0; i < allocated.size (); i++)
266 free (allocated [i]);
267
268 free (selection.text);
269 free (selection.clip_text);
270 free (locale);
271 free (v_buffer);
272
273 delete selection_req;
274
275 delete envv;
276 delete argv;
277
278#ifdef KEYSYM_RESOURCE
279 delete keyboard;
280#endif
281#ifndef NO_RESOURCES
282 XrmDestroyDatabase (option_db);
283#endif
284}
285
286// child has exited, usually destroys
287void
288rxvt_term::child_cb (ev::child &w, int status)
289{
290 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
291
292 cmd_pid = 0;
293
294 if (!option (Opt_hold))
295 destroy ();
296}
297
298void
299rxvt_term::destroy ()
300{
301 if (destroy_ev.is_active ())
123 return R; 302 return;
124}
125 303
126/* ------------------------------------------------------------------------- * 304 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;
139 305
140 do { 306#if ENABLE_OVERLAY
141 errno = 0; 307 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 308#endif
162 rxvt_clean_exit();
163 kill(getpid(), sig);
164}
165 309
166/* ARGSUSED */ 310 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 } 311 {
177 rxvt_print_error("XError: Request: %d . %d, Error: %d", 312#if USE_XIM
178 event->request_code, event->minor_code, 313 im_ev.stop (display);
179 event->error_code); 314#endif
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 315 scrollbar_ev.stop (display);
181 exit(EXIT_FAILURE); 316#if ENABLE_TRANSPARENCY || ENABLE_PERL
182 /* NOTREACHED */ 317 rootwin_ev.stop (display);
318#endif
319 termwin_ev.stop (display);
320 vt_ev.stop (display);
321 }
322
323 flush_ev.stop ();
324 pty_ev.stop ();
325#ifdef CURSOR_BLINK
326 cursor_blink_ev.stop ();
327#endif
328#ifdef TEXT_BLINK
329 text_blink_ev.stop ();
330#endif
331#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
332 cont_scroll_ev.stop ();
333#endif
334#ifdef SELECTION_SCROLLING
335 sel_scroll_ev.stop ();
336#endif
337#ifdef POINTER_BLANK
338 pointer_ev.stop ();
339#endif
340
341 destroy_ev.start ();
342}
343
344void
345rxvt_term::destroy_cb (ev::idle &w, int revents)
346{
347 make_current ();
348
349 delete this;
350}
351
352void
353rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
354{
355 if (!opt)
356 return;
357
358 uint8_t mask = 1 << (opt & 7);
359 uint8_t &val = options [opt >> 3];
360
361 val = val & ~mask | (set ? mask : 0);
183} 362}
184 363
185/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
186/* 365/*
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can 367 * TODO: if debugging, this should free up any known resources if we can
189 */ 368 */
190/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
191void
192rxvt_clean_exit(void)
193{
194 dR;
195 370
196#ifdef DEBUG_SCREEN 371static void
197 rxvt_scr_release(aR); 372rxvt_emergency_cleanup ()
198#endif 373{
199#ifndef NO_SETOWNER_TTYDEV 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
200 rxvt_privileged_ttydev(aR_ RESTORE); 375 (*t)->emergency_cleanup ();
201#endif 376}
202#ifdef UTMP_SUPPORT 377
203 rxvt_privileged_utmp(aR_ RESTORE); 378#if !ENABLE_MINIMAL
204#endif 379static void ecb_cold
205#ifdef USE_XIM 380print_x_error (Display *dpy, XErrorEvent *event)
206 if (R->h->Input_Context != NULL) { 381{
207 XDestroyIC(R->h->Input_Context); 382 char buffer[BUFSIZ];
208 R->h->Input_Context = NULL; 383 char mesg[BUFSIZ];
384 char number[32];
385 const char mtype[] = "XlibMessage";
386
387 XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
388 XGetErrorDatabaseText (dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
389 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
390 rxvt_warn ("%s: %s\n", mesg, buffer);
391 XGetErrorDatabaseText (dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
392 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
393 sprintf (number, "%d", event->request_code);
394 XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
395 rxvt_warn ("(which is %s)\n", buffer);
396
397 if (event->request_code >= 128)
398 {
399 XGetErrorDatabaseText (dpy, mtype, "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
209 } 401 }
210#endif
211}
212 402
213/* ------------------------------------------------------------------------- * 403 if (event->error_code == BadWindow
214 * MEMORY ALLOCATION WRAPPERS * 404 || event->error_code == BadPixmap
215 * ------------------------------------------------------------------------- */ 405 || event->error_code == BadCursor
216/* EXTPROTO */ 406 || event->error_code == BadFont
217void * 407 || event->error_code == BadDrawable
218rxvt_malloc(size_t size) 408 || event->error_code == BadColor
219{ 409 || event->error_code == BadGC
220 void *p; 410 || event->error_code == BadIDChoice
411 || event->error_code == BadValue
412 || event->error_code == BadAtom)
413 {
414 if (event->error_code == BadValue)
415 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x", mesg, BUFSIZ);
416 else if (event->error_code == BadAtom)
417 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
418 else
419 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
221 420
222 p = malloc(size); 421 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
223 if (p) 422 }
423
424 XGetErrorDatabaseText (dpy, mtype, "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
425 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
426}
427#endif
428
429int ecb_cold
430rxvt_xerror_handler (Display *display, XErrorEvent *event)
431{
432 if (GET_R->allowedxerror == -1)
433 GET_R->allowedxerror = event->error_code;
434 else
435 {
436 // GET_R is most likely not the terminal which caused the error,
437 // so just output the error and continue
438#if ENABLE_MINIMAL
439 old_xerror_handler (display, event);
440#else
441 print_x_error (display, event);
442#endif
443 }
444
224 return p; 445 return 0;
446}
225 447
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 448int ecb_cold
227 rxvt_clean_exit(); 449rxvt_xioerror_handler (Display *display)
450{
451 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
452 DisplayString (display));
453 rxvt_emergency_cleanup ();
228 exit(EXIT_FAILURE); 454 _exit (EXIT_FAILURE);
229 /* NOTREACHED */
230} 455}
231 456
232/* EXTPROTO */ 457static struct sig_handlers
233void *
234rxvt_calloc(size_t number, size_t size)
235{ 458{
236 void *p; 459 ev::sig sw_term, sw_int;
237 460
238 p = calloc(number, size); 461 /*
239 if (p) 462 * Catch a fatal signal and tidy up before quitting
240 return p; 463 */
464 void sig_term (ev::sig &w, int revents);
241 465
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 466 sig_handlers ()
243 rxvt_clean_exit(); 467 {
244 exit(EXIT_FAILURE); 468 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
245 /* NOTREACHED */ 469 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
246} 470 }
471} sig_handlers;
247 472
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 473void
272rxvt_privileges(pR_ int mode) 474sig_handlers::sig_term (ev::sig &w, int revents)
273{ 475{
274#if ! defined(__CYGWIN32__) 476 rxvt_emergency_cleanup ();
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 477 w.stop ();
276/* setreuid() is the poor man's setuid(), seteuid() */ 478 kill (getpid (), w.signum);
277# define seteuid(a) setreuid(-1, (a)) 479}
278# define setegid(a) setregid(-1, (a)) 480
279# define HAVE_SETEUID 481static void
482rxvt_get_ttymode (struct termios *tio)
483{
484 if (tcgetattr (STDIN_FILENO, tio) < 0)
485 memset (tio, 0, sizeof (struct termios));
486
487 for (int i = 0; i < NCCS; i++)
488 tio->c_cc[i] = VDISABLE;
489
490 tio->c_cc[VINTR] = CINTR;
491 tio->c_cc[VQUIT] = CQUIT;
492 tio->c_cc[VERASE] = CERASE;
493#ifdef VERASE2
494 tio->c_cc[VERASE2] = CERASE2;
495#endif
496 tio->c_cc[VKILL] = CKILL;
497 tio->c_cc[VEOF] = CEOF;
498 tio->c_cc[VSTART] = CSTART;
499 tio->c_cc[VSTOP] = CSTOP;
500 tio->c_cc[VSUSP] = CSUSP;
501# ifdef VDSUSP
502 tio->c_cc[VDSUSP] = CDSUSP;
280# endif 503# endif
281# ifdef HAVE_SETEUID 504# ifdef VREPRINT
282 switch (mode) { 505 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 506# endif
312#endif 507# ifdef VDISCRD
313} 508 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 509# endif
366 { 510# ifdef VWERSE
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */ 511 tio->c_cc[VWERSE] = CWERASE;
368 chmod(h->ttydev, h->ttymode);
369# ifdef HAVE_REVOKE
370 revoke(h->ttydev);
371# endif 512# endif
372 } 513# ifdef VLNEXT
373 } else { /* action == RESTORE */ 514 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 515# endif
383 } 516# ifdef VSTATUS
384 517 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 518# endif
390} 519
520# if VMIN != VEOF
521 tio->c_cc[VMIN] = 1;
391#endif 522# endif
523# if VTIME != VEOL
524 tio->c_cc[VTIME] = 0;
525# endif
526
527 /* input modes */
528 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
529# ifdef IMAXBEL
530 | IMAXBEL
531# endif
532 | IXON);
533
534 /* output modes */
535 tio->c_oflag = (OPOST | ONLCR);
536
537 /* control modes */
538 tio->c_cflag = (CS8 | CREAD);
539
540 /* local modes */
541 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
542# if defined (ECHOCTL) && defined (ECHOKE)
543 | ECHOCTL | ECHOKE
544# endif
545 | ECHOE | ECHOK);
546}
547
548char **rxvt_environ; // startup environment
549
550void
551rxvt_init ()
552{
553 assert (("fontMask must not overlap other RS masks",
554 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
555
556 rxvt_get_ttymode (&rxvt_term::def_tio);
557
558 // get rid of stdin/stdout as we don't need them, to free resources
559 dup2 (STDERR_FILENO, STDIN_FILENO);
560 dup2 (STDERR_FILENO, STDOUT_FILENO);
561
562 if (!ev_default_loop ())
563 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
564
565 rxvt_environ = environ;
566
567 signal (SIGHUP, SIG_IGN);
568 signal (SIGPIPE, SIG_IGN);
569
570 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
571 sig_handlers.sw_int.start (SIGINT); ev_unref ();
572
573 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
574 // TODO: handle this with exceptions and tolerate the memory loss
575 XSetIOErrorHandler (rxvt_xioerror_handler);
576
577 XrmInitialize ();
578
579#if HAVE_PIXBUF
580 g_type_init ();
581#endif
582}
392 583
393/*----------------------------------------------------------------------*/ 584/*----------------------------------------------------------------------*/
394/* 585/*
395 * window size/position calculcations for XSizeHint and other storage. 586 * window size/position calculations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 587 * if width/height are non-zero then override calculated width/height
397 */ 588 */
398/* EXTPROTO */
399void 589void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 590rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
401{ 591{
402 short recalc_x, recalc_y; 592 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 593 int x, y, flags;
404 unsigned int w, h; 594 unsigned int w, h;
405 unsigned int max_width, max_height; 595 unsigned int max_width, max_height;
406 596
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; 597 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 598 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 599 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 600
412 recalc_x = recalc_y = 0; 601 recalc_x = recalc_y = 0;
413 flags = 0; 602 flags = 0;
603
414 if (!R->h->parsed_geometry) { 604 if (!parsed_geometry)
605 {
415 R->h->parsed_geometry = 1; 606 parsed_geometry = 1;
607
416 if (R->h->rs[Rs_geometry]) 608 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 609 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
610
418 if (flags & WidthValue) { 611 if (flags & WidthValue)
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 612 {
420 R->szHint.flags |= USSize; 613 if (!w)
421 } 614 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
615
616 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
617 szHint.flags |= USSize;
618 }
619
422 if (flags & HeightValue) { 620 if (flags & HeightValue)
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 621 {
424 R->szHint.flags |= USSize; 622 if (!h)
425 } 623 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
624
625 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
626 szHint.flags |= USSize;
627 }
628
426 if (flags & XValue) { 629 if (flags & XValue)
427 R->szHint.x = x; 630 {
631 szHint.x = x;
428 R->szHint.flags |= USPosition; 632 szHint.flags |= USPosition;
633
429 if (flags & XNegative) { 634 if (flags & XNegative)
430 recalc_x = 1; 635 {
636 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 637 szHint.win_gravity = NorthEastGravity;
638 }
639 }
640
641 if (flags & YValue)
642 {
643 szHint.y = y;
644 szHint.flags |= USPosition;
645
646 if (flags & YNegative)
647 {
648 recalc_y = 1;
649
650 if (szHint.win_gravity == NorthEastGravity)
651 szHint.win_gravity = SouthEastGravity;
652 else
653 szHint.win_gravity = SouthWestGravity;
654 }
655 }
432 } 656 }
433 } 657
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 */ 658 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 659 width = ncol * fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 660 height = nrow * fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 661 max_width = MAX_COLS * fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 662 max_height = MAX_ROWS * fheight;
451 663
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 664 szHint.base_width = szHint.base_height = 2 * int_bwidth;
453 665
454 sb_w = mb_h = 0; 666 window_vt_x = window_vt_y = int_bwidth;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 667
456 if (scrollbar_visible(R)) { 668 if (scrollBar.state)
457 sb_w = scrollbar_TotalWidth(); 669 {
670 int sb_w = scrollBar.total_width ();
458 R->szHint.base_width += sb_w; 671 szHint.base_width += sb_w;
672
459 if (!(R->Options & Opt_scrollBar_right)) 673 if (!option (Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 674 window_vt_x += sb_w;
461 } 675 }
462 if (menubar_visible(R)) { 676
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; 677 szHint.width_inc = fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 678 szHint.height_inc = fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 679 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 680 szHint.min_height = szHint.base_height + szHint.height_inc;
471 681
472 if (width && width - R->szHint.base_width < max_width) { 682 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 } 683 {
684 szHint.width = newwidth;
685 width = newwidth - szHint.base_width;
686 }
687 else
688 {
689 min_it (width, max_width);
690 szHint.width = szHint.base_width + width;
691 }
692
479 if (height && height - R->szHint.base_height < max_height) { 693 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 } 694 {
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 695 szHint.height = newheight;
487 R->h->window_sb_x = R->szHint.width - sb_w; 696 height = newheight - szHint.base_height;
697 }
698 else
699 {
700 min_it (height, max_height);
701 szHint.height = szHint.base_height + height;
702 }
488 703
489 if (recalc_x) 704 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 705 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 706
492 if (recalc_y) 707 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 708 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
495 709
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 710 ncol = width / fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 711 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)); 712
499 return; 713 // When the size of the vt window is not a multiple of the cell
714 // size, i.e., when the wm does not honour our size hints, there are
715 // extra areas not covered by the terminal screen. Such gaps, when a
716 // bg pixmap is set, would have to be cleared manually to properly
717 // refresh the background. We take the simpler route and shrink the
718 // vt window so as to avoid creating gaps.
719 vt_width = ncol * fwidth;
720 vt_height = nrow * fheight;
500} 721}
501 722
502/*----------------------------------------------------------------------*/ 723/*----------------------------------------------------------------------*/
503/* 724/*
504 * Tell the teletype handler what size the window is. 725 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 726 * Called after a window size change.
506 */ 727 */
507/* EXTPROTO */
508void 728void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 729rxvt_term::tt_winch ()
510{ 730{
731 if (pty->pty < 0)
732 return;
733
511 struct winsize ws; 734 struct winsize ws;
512 735
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 736 ws.ws_col = ncol;
516 ws.ws_row = row; 737 ws.ws_row = nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 738 ws.ws_xpixel = vt_width;
518#ifndef DEBUG_SIZE 739 ws.ws_ypixel = vt_height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 740 ioctl (pty->pty, TIOCSWINSZ, &ws);
741
742#if 0
743 // TIOCSWINSZ is supposed to do this automatically and correctly
744 if (cmd_pid) /* force through to the command */
745 kill (-cmd_pid, SIGWINCH);
746#endif
747}
748
749/*----------------------------------------------------------------------*/
750/* load and set the various fonts */
751bool
752rxvt_term::set_fonts ()
753{
754 rxvt_fontset *fs = new rxvt_fontset (this);
755 rxvt_fontprop prop;
756
757 if (!fs
758 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
759 || !fs->realize_font (1))
760 {
761 delete fs;
762 return false;
763 }
764
765#if ENABLE_STYLES
766 for (int i = RS_styleCount; --i; )
767 if (fontset[i] != fontset[0])
768 delete fontset[i];
769#endif
770
771 delete fontset[0];
772 fontset[0] = fs;
773
774 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
775 prop.width += letterSpace;
776
777 fs->set_prop (prop, false);
778
779 fwidth = prop.width;
780 fheight = prop.height + lineSpace;
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 */ 952char *
678void
679rxvt_set_colorfgbg(pR) 953rxvt_term::get_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";
959 char *env_colorfgbg;
684 960
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++) 961 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 962 if (pix_colors[Color_fg] == pix_colors[i])
963 {
690 sprintf(fstr, "%d", (i - Color_Black)); 964 sprintf (fstr, "%d", i - Color_Black);
691 break; 965 break;
692 } 966 }
967
693 for (i = Color_Black; i <= Color_White; i++) 968 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 969 if (pix_colors[Color_bg] == pix_colors[i])
970 {
695 sprintf(bstr, "%d", (i - Color_Black)); 971 sprintf (bstr, "%d", i - Color_Black);
696#ifdef XPM_BACKGROUND 972#if BG_IMAGE_FROM_FILE
697 xpmb = "default;"; 973 xpmb = "default;";
698#endif 974#endif
699 break; 975 break;
700 } 976 }
977
978 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 979 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702 putenv(R->h->env_colorfgbg); 980 return 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} 981}
714 982
715/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 984
721/* EXTPROTO */ 985bool
722int 986rxvt_term::set_color (rxvt_color &color, const char *name)
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour)
724{ 987{
725 screen_in_out->set (aR_ colour); 988 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; 989 return true;
990
991 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
992 return false;
993}
994
995void
996rxvt_term::alias_color (int dst, int src)
997{
998 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
734} 999}
735 1000
736/* -------------------------------------------------------------------- * 1001/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 1002 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1003 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1004void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1005rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
742{ 1006{
743 int fix_screen; 1007 int fix_screen;
1008 int old_width = szHint.width;
1009 int old_height = szHint.height;
1010
1011 window_calc (newwidth, newheight);
1012
1013 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1014
1015 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1016 if (set_hint)
1017 {
1018 szHint.flags &= ~(PBaseSize | PResizeInc);
1019 XSetWMNormalHints (dpy, parent, &szHint);
1020 szHint.flags |= PBaseSize | PResizeInc;
1021 }
1022
1023 if (!ignoreparent)
1024 {
744#ifdef SMART_RESIZE 1025#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1026 /*
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> 1027 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1028 * reposition window on resize depending on placement on screen
756 */ 1029 */
757 int x, y, x1, y1; 1030 int x, y, x1, y1;
758 int dx, dy; 1031 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1032 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1033 Window unused_cr;
761 1034
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1035 XTranslateCoordinates (dpy, parent, display->root,
763 0, 0, &x, &y, &unused_cr); 1036 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1037 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1038 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1039 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1040 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1041 * our position for handles and decorations. Counter it
769 */ 1042 */
770 if (x1 != x || y1 != y) { 1043 if (x1 != x || y1 != y)
1044 {
771 x -= x1; 1045 x -= x1;
772 y -= y1; 1046 y -= y1;
773 } 1047 }
774 1048
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1049 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1050 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1051 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1052 dy = old_height - szHint.height;
779 1053
780 /* Check position of the center of the window */ 1054 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1055 if (x < x1) /* left half */
782 dx = 0; 1056 dx = 0;
783 else if (x == x1) /* exact center */ 1057 else if (x == x1) /* exact center */
784 dx /= 2; 1058 dx /= 2;
785 if (y < y1) /* top half */ 1059 if (y < y1) /* top half */
786 dy = 0; 1060 dy = 0;
787 else if (y == y1) /* exact center */ 1061 else if (y == y1) /* exact center */
788 dy /= 2; 1062 dy /= 2;
789 1063
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1064 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1065 szHint.width, szHint.height);
792#else 1066#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1067 XResizeWindow (dpy, parent, szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1068#endif
796 } 1069 }
797 1070
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1071 if (set_hint)
799 || R->TermWin.nrow != R->h->prev_nrow); 1072 XSetWMNormalHints (dpy, parent, &szHint);
1073
1074 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1075
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1076 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 } 1077 {
1078 if (scrollBar.state)
1079 scrollBar.resize ();
822 1080
1081 XMoveResizeWindow (dpy, vt,
1082 window_vt_x, window_vt_y,
1083 vt_width, vt_height);
1084
1085 HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1086
1087#ifdef HAVE_BG_PIXMAP
1088 if (bg_window_size_sensitive ())
1089 update_background ();
1090#endif
1091 }
1092
823 if (fix_screen || R->h->old_height == 0) { 1093 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1094 scr_reset ();
825 uint16_t old_ncol = R->h->prev_ncol;
826 1095
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
840#ifdef USE_XIM 1096#if USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1097 im_set_position ();
842#endif 1098#endif
843} 1099}
844 1100
845/* 1101/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1102 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1103 * good for toggling 80/132 columns
848 */ 1104 */
849/* EXTPROTO */
850void 1105void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1106rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
852{ 1107{
853 XWindowAttributes wattr; 1108 XWindowAttributes wattr;
854 1109
855 if (width == 0 || height == 0) { 1110 if (newwidth == 0 || newheight == 0)
1111 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1112 XGetWindowAttributes (dpy, display->root, &wattr);
1113
857 if (width == 0) 1114 if (newwidth == 0)
858 width = wattr.width - R->szHint.base_width; 1115 newwidth = wattr.width - szHint.base_width;
859 if (height == 0) 1116 if (newheight == 0)
860 height = wattr.height - R->szHint.base_height; 1117 newheight = wattr.height - szHint.base_height;
1118 }
1119
1120 if (newwidth != vt_width || newheight != vt_height)
861 } 1121 {
862 if (width != R->TermWin.width || height != R->TermWin.height) {
863 width += R->szHint.base_width; 1122 newwidth += szHint.base_width;
864 height += R->szHint.base_height; 1123 newheight += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1124 resize_all_windows (newwidth, newheight, 0);
866 } 1125 }
867} 1126}
868 1127
869/* -------------------------------------------------------------------- * 1128/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1129 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1130 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1131#if 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 1132
883/* INTPROTO */
884void 1133void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1134rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1135{
887 *fg = R->PixColors[Color_fg]; 1136 fg = pix_colors [Color_fg];
888 *bg = R->PixColors[Color_bg]; 1137 bg = pix_colors [Color_bg];
1138}
1139
1140void
1141rxvt_term::im_set_size (XRectangle &size)
1142{
1143 // the int_bwidth terms make no sense to me
1144 size.x = int_bwidth;
1145 size.y = int_bwidth;
1146 size.width = Width2Pixel (ncol) + int_bwidth;
1147 size.height = Height2Pixel (nrow) + int_bwidth;
1148}
1149
1150void
1151rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1152 XRectangle &status_rect,
1153 const XRectangle &needed_rect)
1154{
1155 preedit_rect.x = needed_rect.width;
1156 preedit_rect.y = 0;
1157 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1158 preedit_rect.height = fheight;
1159
1160 status_rect.x = 0;
1161 status_rect.y = 0;
1162 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1163 status_rect.height = fheight;
889} 1164}
890 1165
891/* Checking whether input method is running. */ 1166/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1167bool
894rxvt_IMisRunning(pR) 1168rxvt_term::im_is_running ()
895{ 1169{
896 char *p; 1170 Atom atom;
897 Atom atom; 1171 Window win;
898 Window win;
899 char server[IMBUFSIZ]; 1172 char server[IMBUFSIZ];
900 1173
901 /* get current locale modifier */ 1174 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1175 if (char *p = XSetLocaleModifiers (0))
903 STRCPY(server, "@server="); 1176 {
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1177 strcpy (server, "@server=");
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1178 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1179
1180 if (p = strchr (server + 1, '@')) /* first one only */
906 *p = '\0'; 1181 *p = '\0';
907 1182
908 atom = XInternAtom(R->Xdisplay, server, False); 1183 atom = XInternAtom (dpy, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1184 win = XGetSelectionOwner (dpy, atom);
1185
910 if (win != None) 1186 if (win != None)
911 return True; 1187 return true;
912 } 1188 }
1189
913 return False; 1190 return false;
914} 1191}
915 1192
916/* EXTPROTO */
917void 1193void
918rxvt_IMSendSpot(pR) 1194rxvt_term::im_send_spot ()
919{ 1195{
920 XPoint spot; 1196 XPoint nspot;
921 XVaNestedList preedit_attr; 1197 XVaNestedList preedit_attr;
922 1198
923 if (R->h->Input_Context == NULL 1199 if (!Input_Context
924 || !R->TermWin.focus 1200 || !focus
925 || !(R->h->input_style & XIMPreeditPosition) 1201 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
926 || !(R->h->event_type == KeyPress 1202 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 1203
935 rxvt_setPosition(aR_ &spot); 1204 im_set_position (nspot);
936 1205
1206 if (nspot.x == spot.x && nspot.y == spot.y)
1207 return;
1208
1209 spot = nspot;
1210
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1211 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1212 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1213 XFree (preedit_attr);
940} 1214}
941 1215
942/* EXTPROTO */
943void 1216void
944rxvt_setTermFontSet(pR_ int idx) 1217rxvt_term::im_destroy ()
945{ 1218{
946 char *string; 1219 if (input_method)
947 long length; 1220 {
948 int success = 0; 1221 if (Input_Context && input_method->xim)
1222 XDestroyIC (Input_Context);
949 1223
950 if (idx < 0 || idx >= MAX_NFONTS) 1224 display->put_xim (input_method);
951 return; 1225 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 } 1226 }
1030 } 1227
1031 for (i = 0; s[i]; i++) 1228 Input_Context = 0;
1032 free(s[i]); 1229}
1033 free(s); 1230
1231#ifdef ENABLE_XIM_ONTHESPOT
1232
1233static void
1234xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1235{
1236 ((rxvt_term *)client_data)->make_current ();
1237 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1238}
1239
1240static void
1241xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1242{
1243 ((rxvt_term *)client_data)->make_current ();
1244 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1245}
1246
1247static void
1248xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1249{
1250 rxvt_term *term = (rxvt_term *)client_data;
1251 XIMText *text = call_data->text;
1252
1253 term->make_current ();
1254
1255 if (text)
1034 } 1256 {
1035 if (found) 1257 wchar_t *str;
1036 return;
1037 1258
1038/* try with XMODIFIERS env. var. */ 1259 if (!text->encoding_is_wchar && text->string.multi_byte)
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1260 {
1040 rxvt_IM_get_IC(aR); 1261 // of course, X makes it ugly again
1041 return; 1262 if (term->rs[Rs_imLocale])
1042 } 1263 SET_LOCALE (term->rs[Rs_imLocale]);
1043 1264
1044/* try with no modifiers base IF the user didn't specify an IM */ 1265 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1266 mbstowcs (str, text->string.multi_byte, text->length + 1);
1046 && rxvt_IM_get_IC(aR) == True) 1267
1047 return; 1268 if (term->rs[Rs_imLocale])
1269 SET_LOCALE (term->locale);
1270 }
1271 else
1272 str = text->string.wide_char;
1273
1274 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1275 DT_INT, call_data->caret,
1276 DT_INT, call_data->chg_first,
1277 DT_INT, call_data->chg_length,
1278 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1279 DT_WCS_LEN, str, str ? (int)text->length : 0,
1280 DT_END));
1281 }
1282 else
1283 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1284 DT_INT, call_data->caret,
1285 DT_INT, call_data->chg_first,
1286 DT_INT, call_data->chg_length,
1287 DT_END));
1048} 1288}
1289
1290#if 0
1291static void
1292xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1293{
1294 ((rxvt_term *)client_data)->make_current ();
1295 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1296 DT_INT, call_data->position,
1297 DT_INT, call_data->direction,
1298 DT_INT, call_data->style,
1299 DT_END));
1300}
1301#endif
1302
1303#endif
1049 1304
1050/* 1305/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1306 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1307 * open a suitable preedit type
1053 */ 1308 */
1054/* INTPROTO */
1055Bool 1309bool
1056rxvt_IM_get_IC(pR) 1310rxvt_term::im_get_ic (const char *modifiers)
1057{ 1311{
1058 int i, j, found; 1312 int i, j, found;
1059 XIM xim; 1313 XIM xim;
1060 XPoint spot; 1314 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1315 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1316 unsigned long fg, bg;
1063 const char *p; 1317 const char *p;
1064 char **s; 1318 char **s;
1065 XIMStyles *xim_styles; 1319 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1069 1320
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1321 set_environ (envv);
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1322
1072 if (xim == NULL) 1323 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1073 return False; 1324 return false;
1074 1325
1326 input_method = display->get_xim (locale, modifiers);
1327 if (input_method == NULL)
1328 return false;
1329
1330 xim = input_method->xim;
1331 spot.x = spot.y = -1;
1332
1075 xim_styles = NULL; 1333 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1334 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1335 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1336 {
1337 im_destroy ();
1338 return false;
1339 }
1081 1340
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1341 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1342
1084 s = rxvt_splitcommastring(p); 1343 for (int pi = 0; pi < 2; pi++)
1344 {
1345 p = pet[pi];
1346
1347 if (!p)
1348 continue;
1349
1350 s = rxvt_strsplit (',', p);
1351
1085 for (i = found = 0; !found && s[i]; i++) { 1352 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1353 {
1354 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1355 input_style = XIMPreeditPosition | XIMStatusNothing;
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1356 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1357 input_style = XIMPreeditArea | XIMStatusArea;
1090 else if (!STRCMP(s[i], "Root")) 1358 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1359 input_style = XIMPreeditNothing | XIMStatusNothing;
1360 else if (!strcmp (s[i], "None"))
1361 input_style = XIMPreeditNone | XIMStatusNone;
1362#ifdef ENABLE_XIM_ONTHESPOT
1363 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1364 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1365#endif
1366 else
1367 input_style = XIMPreeditNothing | XIMStatusNothing;
1092 1368
1093 for (j = 0; j < xim_styles->count_styles; j++) 1369 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1370 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1371 {
1096 break; 1372 rxvt_free_strsplit (s);
1373
1374 found = 1;
1375 goto foundpet;
1376 }
1377
1378 }
1379
1380 rxvt_free_strsplit (s);
1097 } 1381 }
1098 } 1382
1099 for (i = 0; s[i]; i++) 1383foundpet:
1100 free(s[i]); 1384
1101 free(s);
1102 XFree(xim_styles); 1385 XFree (xim_styles);
1103 1386
1104 if (!found) { 1387 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1388 {
1389 im_destroy ();
1390 return false;
1391 }
1108 1392
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1393 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; 1394 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1395
1396 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1397 {
1398 // fake us a font-set, please
1399 char **missing_charset_list;
1400 int missing_charset_count;
1401 char *def_string;
1402 char pat[512];
1403
1404 sprintf (pat,
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1407 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1408 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1409 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1410 "*",
1411 fheight,
1412 fheight + 1, fheight - 1,
1413 fheight - 2, fheight + 2);
1414
1415 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1416 &missing_charset_list, &missing_charset_count, &def_string);
1417
1418 if (missing_charset_list)
1419 XFreeStringList (missing_charset_list);
1420
1421 if (!fs)
1422 {
1423 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1424 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1425 }
1426 }
1427
1116 if (h->input_style & XIMPreeditPosition) { 1428 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1429 {
1118 rxvt_setPosition(aR_ &spot); 1430 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1431 im_set_position (spot);
1432 im_set_color (fg, bg);
1120 1433
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1434 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1435 XNForeground, fg,
1123 XNForeground, fg, 1436 XNBackground, bg,
1124 XNBackground, bg, 1437 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1438 XNSpotLocation, &spot,
1126 NULL); 1439 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); 1440 NULL);
1148 } 1441 }
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) 1442 else if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1443 {
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1444 im_set_color (fg, bg);
1445
1446 /*
1447 * The necessary width of preedit area is unknown
1448 * until create input context.
1449 */
1450 needed_rect.width = 0;
1451 im_set_preedit_area (rect, status_rect, needed_rect);
1452
1453 preedit_attr = XVaCreateNestedList (0,
1454 XNForeground, fg,
1455 XNBackground, bg,
1456 XNArea, &rect,
1457 XNFontSet, fs,
1458 NULL);
1459 status_attr = XVaCreateNestedList (0,
1460 XNForeground, fg,
1461 XNBackground, bg,
1462 XNArea, &status_rect,
1463 XNFontSet, fs,
1464 NULL);
1465 }
1466#if ENABLE_XIM_ONTHESPOT
1467 else if (input_style & XIMPreeditCallbacks)
1468 {
1469 XIMCallback xcb[4];
1470
1471 im_set_position (spot);
1472
1473 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1474 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1475 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1476# if 0
1477 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1478# endif
1479
1480 preedit_attr = XVaCreateNestedList (0,
1481 XNSpotLocation, &spot,
1482 XNPreeditStartCallback, &xcb[0],
1483 XNPreeditDoneCallback , &xcb[1],
1484 XNPreeditDrawCallback , &xcb[2],
1485# if 0
1486 XNPreeditCaretCallback, &xcb[3],
1487# endif
1488 NULL);
1489 }
1490#endif
1491
1492 Input_Context = XCreateIC (xim,
1493 XNInputStyle, input_style,
1494 XNClientWindow, vt,
1495 XNFocusWindow, parent,
1496 preedit_attr ? XNPreeditAttributes : NULL,
1497 preedit_attr,
1498 status_attr ? XNStatusAttributes : NULL,
1499 status_attr, NULL);
1500
1501 if (preedit_attr) XFree (preedit_attr);
1502 if (status_attr) XFree (status_attr);
1503 if (fs) XFreeFontSet (dpy, fs);
1504
1505 if (Input_Context == NULL)
1506 {
1507 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1508 im_destroy ();
1509 return false;
1510 }
1511
1512#if 0
1513 // unfortunately, only the focus window is used by XIM, hard to fix
1514 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1515 vt_select_input ();
1516#endif
1517
1518 im_set_position ();
1519
1169 return True; 1520 return true;
1170} 1521}
1171 1522
1172/* EXTPROTO */
1173void 1523void
1174rxvt_IMSetStatusPosition(pR) 1524rxvt_term::im_cb ()
1175{ 1525{
1526 int i;
1527 const char *p;
1528 char **s;
1529 char buf[IMBUFSIZ];
1530
1531 make_current ();
1532
1533 im_destroy ();
1534
1535 if (Input_Context)
1536 return;
1537
1538 if (rs[Rs_imLocale])
1539 SET_LOCALE (rs[Rs_imLocale]);
1540
1541 p = rs[Rs_inputMethod];
1542 if (p && *p)
1543 {
1544 bool found = false;
1545
1546 s = rxvt_strsplit (',', p);
1547
1548 for (i = 0; s[i]; i++)
1549 {
1550 if (*s[i])
1551 {
1552 strcpy (buf, "@im=");
1553 strncat (buf, s[i], IMBUFSIZ - 5);
1554 if (im_get_ic (buf))
1555 {
1556 found = true;
1557 break;
1558 }
1559 }
1560 }
1561
1562 rxvt_free_strsplit (s);
1563
1564 if (found)
1565 goto done;
1566 }
1567
1568 /* try with XMODIFIERS env. var. */
1569 if (im_get_ic (""))
1570 goto done;
1571
1572 /* try with no modifiers base IF the user didn't specify an IM */
1573 if (im_get_ic ("@im=none"))
1574 goto done;
1575
1576done:
1577 if (rs[Rs_imLocale])
1578 SET_LOCALE (locale);
1579}
1580
1581void
1582rxvt_term::im_set_position ()
1583{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1584 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1585 XVaNestedList preedit_attr, status_attr;
1178 1586
1179 if (R->h->Input_Context == NULL 1587 if (!Input_Context
1180 || !R->TermWin.focus 1588 || !focus
1181 || !(R->h->input_style & XIMPreeditArea) 1589 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1182 || !rxvt_IMisRunning(aR)) 1590 || !im_is_running ())
1183 return; 1591 return;
1184 1592
1593 if (input_style & XIMPreeditPosition)
1594 {
1595 im_set_size (preedit_rect);
1596 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1597
1598 XSetICValues (Input_Context,
1599 XNPreeditAttributes, preedit_attr, NULL);
1600 }
1601 else
1602 {
1185 /* Getting the necessary width of preedit area */ 1603 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1604 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1605 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1606 XFree (status_attr);
1189 1607
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1608 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1609 XFree (needed_rect);
1191 1610
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1611 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1612 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1613
1195 XSetICValues(R->h->Input_Context, 1614 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1615 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1616 XNStatusAttributes, status_attr,
1617 NULL);
1198 1618
1619 XFree (status_attr);
1620 }
1621
1199 XFree(preedit_attr); 1622 XFree (preedit_attr);
1200 XFree(status_attr);
1201} 1623}
1202#endif /* USE_XIM */ 1624#endif /* USE_XIM */
1203 1625
1204/*----------------------------------------------------------------------*/ 1626void
1205rxvt_t *rxvt_current_term; 1627rxvt_term::get_window_origin (int &x, int &y)
1628{
1629 Window cr;
1630 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1631}
1632
1633#ifdef HAVE_BG_PIXMAP
1634
1635void
1636rxvt_term::update_background ()
1637{
1638 if (update_background_ev.is_active ())
1639 return;
1640
1641 bg_invalidate ();
1642
1643 if (!mapped)
1644 return;
1645
1646 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1647
1648 if (to_wait <= 0.)
1649 bg_render ();
1650 else
1651 update_background_ev.start (to_wait);
1652}
1653
1654void
1655rxvt_term::update_background_cb (ev::timer &w, int revents)
1656{
1657 make_current ();
1658
1659 update_background_ev.stop ();
1660 bg_render ();
1661 refresh_check ();
1662}
1663
1664#endif /* HAVE_BG_PIXMAP */
1206 1665
1207/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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