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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.4 by pcg, Tue Nov 25 15:25:17 2003 UTC vs.
Revision 1.371 by sf-exg, Thu Jan 19 15:44:49 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.4 2003/11/25 15:25:17 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>
… …
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.
… …
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#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# include <locale.h>
52#endif
53
54struct termios rxvt_term::def_tio;
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
60static char curlocale[128], savelocale[128];
61
62bool
63rxvt_set_locale (const char *locale) NOTHROW
64{
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
47void * 78void
48rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
49{ 80{
50 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
51 84
52 MEMSET (p, 0, s); 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)
102 {
103 if (cc->c2 == c2) return c1;
104 cc = (*this)[cc->c1];
105 }
106
107 // check to see whether this combination already exists otherwise
108 for (cc = v.begin (); cc < v.end (); cc++)
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
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
53 return p; 148 return len;
54}
55 149
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 150}
151#endif
61 152
62rxvt_term::rxvt_term () 153rxvt_term::rxvt_term ()
63: pty_ev(this, &rxvt_term::pty_cb),
64 x_ev (this, &rxvt_term::x_cb)
65{ 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#ifdef 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
66 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 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;
67} 212}
68 213
69rxvt_term::~rxvt_term () 214rxvt_term::~rxvt_term ()
70{ 215{
71 delete PixColors; 216 termlist.erase (find (termlist.begin (), termlist.end(), this));
72}
73 217
74/*----------------------------------------------------------------------*/ 218 emergency_cleanup ();
75/* rxvt_init() */
76/* LIBPROTO */
77rxvt_t
78rxvt_init(int argc, const char *const *argv)
79{
80 SET_R(new rxvt_term);
81 dR;
82 219
83 if (!R->init_vars () || !R->init (argc, argv)) 220#if ENABLE_STYLES
84 { 221 for (int i = RS_styleCount; --i; )
85 delete R; 222 if (fontset[i] != fontset[0])
86 return NULL; 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)
87 } 232 {
233 selection_clear ();
234 selection_clear (true);
88 235
236#ifdef 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 ())
89 return R; 302 return;
90}
91 303
92bool 304 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
93rxvt_term::init (int argc, const char *const *argv)
94{
95 dR;//TODO (scrollbar, setidle)
96 305
97 /* 306#if ENABLE_OVERLAY
98 * Save and then give up any super-user privileges 307 scr_overlay_off ();
99 * If we need privileges in any area then we must specifically request it.
100 * We should only need to be root in these cases:
101 * 1. write utmp entries on some systems
102 * 2. chown tty on some systems
103 */
104 rxvt_privileges (this, SAVE);
105 rxvt_privileges (this, IGNORE);
106
107 rxvt_init_secondary (this);
108
109 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
110
111#if (MENUBAR_MAX)
112 rxvt_menubar_read (this, rs[Rs_menu]);
113#endif 308#endif
114#ifdef HAVE_SCROLLBARS
115 if (Options & Opt_scrollBar)
116 scrollbar_setIdle (); /* set existence for size calculations */
117#endif
118 309
119 rxvt_Create_Windows (this, argc, argv); 310 if (display)
120
121 rxvt_init_xlocale (this);
122
123 rxvt_scr_reset (this); /* initialize screen */
124#ifdef RXVT_GRAPHICS
125 rxvt_Gr_reset (this); /* reset graphics */
126#endif
127
128#if 0
129#ifdef DEBUG_X
130 XSynchronize(Xdisplay, True);
131 XSetErrorHandler((XErrorHandler) abort);
132#else
133 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
134#endif
135#endif
136
137#ifdef HAVE_SCROLLBARS
138 if (Options & Opt_scrollBar)
139 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
140#endif
141#if (MENUBAR_MAX)
142 if (menubar_visible(r))
143 XMapWindow (Xdisplay, menuBar.win);
144#endif
145#ifdef TRANSPARENT
146 if (Options & Opt_transparent)
147 {
148 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
149 rxvt_check_our_parents (this);
150 } 311 {
312#if USE_XIM
313 im_ev.stop (display);
151#endif 314#endif
152 XMapWindow (Xdisplay, TermWin.vt); 315 scrollbar_ev.stop (display);
153 XMapWindow (Xdisplay, TermWin.parent[0]); 316#if ENABLE_TRANSPARENCY || ENABLE_PERL
154 317 rootwin_ev.stop (display);
155 rxvt_init_env (this);
156 rxvt_init_command (this, cmd_argv);
157
158 x_ev.start (Xfd, EVENT_READ);
159 pty_ev.start (cmd_fd, EVENT_READ);
160
161 return true;
162}
163
164/* ------------------------------------------------------------------------- *
165 * SIGNAL HANDLING & EXIT HANDLER *
166 * ------------------------------------------------------------------------- */
167/*
168 * Catch a SIGCHLD signal and exit if the direct child has died
169 */
170/* ARGSUSED */
171/* EXTPROTO */
172RETSIGTYPE
173rxvt_Child_signal(int sig __attribute__ ((unused)))
174{
175 dR;
176 int pid, save_errno = errno;
177
178 do {
179 errno = 0;
180 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
181
182 if (pid == R->cmd_pid)
183 exit(EXIT_SUCCESS);
184
185 errno = save_errno;
186 signal(SIGCHLD, rxvt_Child_signal);
187}
188
189/*
190 * Catch a fatal signal and tidy up before quitting
191 */
192/* EXTPROTO */
193RETSIGTYPE
194rxvt_Exit_signal(int sig)
195{
196 signal(sig, SIG_DFL);
197#ifdef DEBUG_CMD
198 rxvt_print_error("signal %d", sig);
199#endif 318#endif
200 rxvt_clean_exit(); 319 termwin_ev.stop (display);
201 kill(getpid(), sig); 320 vt_ev.stop (display);
202}
203
204/* ARGSUSED */
205/* INTPROTO */
206int
207rxvt_xerror_handler(const Display * display
208 __attribute__ ((unused)), const XErrorEvent * event)
209{
210 dR;
211
212 if (R->allowedxerror == -1) {
213 R->allowedxerror = event->error_code;
214 return 0; /* ignored anyway */
215 } 321 }
216 rxvt_print_error("XError: Request: %d . %d, Error: %d", 322
217 event->request_code, event->minor_code, 323 flush_ev.stop ();
218 event->error_code); 324 pty_ev.stop ();
219/* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 325#ifdef CURSOR_BLINK
220 exit(EXIT_FAILURE); 326 cursor_blink_ev.stop ();
221/* NOTREACHED */ 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);
222} 362}
223 363
224/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
225/* 365/*
226 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
227 * 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
228 */ 368 */
229/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
230void
231rxvt_clean_exit(void)
232{
233 dR;
234 370
235#ifdef DEBUG_SCREEN 371static void
236 rxvt_scr_release(aR); 372rxvt_emergency_cleanup ()
373{
374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
375 (*t)->emergency_cleanup ();
376}
377
378#if !ENABLE_MINIMAL
379static void
380print_x_error (Display *dpy, XErrorEvent *event)
381{
382 char buffer[BUFSIZ];
383 char mesg[BUFSIZ];
384 char number[32];
385 const char mtype[] = "XlibMessage";
386 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
387 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
388 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
389 rxvt_warn ("%s: %s\n", mesg, buffer);
390 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
391 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
392 sprintf(number, "%d", event->request_code);
393 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
394 rxvt_warn ("(which is %s)\n", buffer);
395 if (event->request_code >= 128) {
396 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
397 mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
399 }
400 if ((event->error_code == BadWindow) ||
401 (event->error_code == BadPixmap) ||
402 (event->error_code == BadCursor) ||
403 (event->error_code == BadFont) ||
404 (event->error_code == BadDrawable) ||
405 (event->error_code == BadColor) ||
406 (event->error_code == BadGC) ||
407 (event->error_code == BadIDChoice) ||
408 (event->error_code == BadValue) ||
409 (event->error_code == BadAtom)) {
410 if (event->error_code == BadValue)
411 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
412 mesg, BUFSIZ);
413 else if (event->error_code == BadAtom)
414 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
415 mesg, BUFSIZ);
416 else
417 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
418 mesg, BUFSIZ);
419 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
420 }
421 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
424}
237#endif 425#endif
238#ifndef NO_SETOWNER_TTYDEV 426
239 rxvt_privileged_ttydev(aR_ RESTORE); 427int
240#endif 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
241#ifdef UTMP_SUPPORT 429{
242 rxvt_privileged_utmp(aR_ RESTORE); 430 if (GET_R->allowedxerror == -1)
243#endif 431 GET_R->allowedxerror = event->error_code;
244#ifdef USE_XIM 432 else
245 if (R->Input_Context != NULL) {
246 XDestroyIC(R->Input_Context);
247 R->Input_Context = NULL;
248 } 433 {
434 // GET_R is most likely not the terminal which caused the error,
435 // so just output the error and continue
436#if ENABLE_MINIMAL
437 old_xerror_handler (display, event);
438#else
439 print_x_error (display, event);
249#endif 440#endif
250} 441 }
251 442
252/* ------------------------------------------------------------------------- * 443 return 0;
253 * MEMORY ALLOCATION WRAPPERS * 444}
254 * ------------------------------------------------------------------------- */
255/* EXTPROTO */
256void *
257rxvt_malloc(size_t size)
258{
259 void *p;
260 445
261 p = malloc(size); 446int
262 if (p) 447rxvt_xioerror_handler (Display *display)
263 return p; 448{
264 449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
265 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 450 DisplayString (display));
266 rxvt_clean_exit(); 451 rxvt_emergency_cleanup ();
267 exit(EXIT_FAILURE); 452 _exit (EXIT_FAILURE);
268/* NOTREACHED */
269} 453}
270 454
271/* EXTPROTO */ 455static struct sig_handlers
272void *
273rxvt_calloc(size_t number, size_t size)
274{ 456{
275 void *p; 457 ev::sig sw_term, sw_int;
276 458
277 p = calloc(number, size); 459 /*
278 if (p) 460 * Catch a fatal signal and tidy up before quitting
279 return p; 461 */
462 void sig_term (ev::sig &w, int revents);
280 463
281 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 464 sig_handlers ()
282 rxvt_clean_exit(); 465 {
283 exit(EXIT_FAILURE); 466 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
284/* NOTREACHED */ 467 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
285} 468 }
469} sig_handlers;
286 470
287/* EXTPROTO */
288void *
289rxvt_realloc(void *ptr, size_t size)
290{
291 void *p;
292
293 if (ptr)
294 p = realloc(ptr, size);
295 else
296 p = malloc(size);
297 if (p)
298 return p;
299
300 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
301 rxvt_clean_exit();
302 exit(EXIT_FAILURE);
303/* NOTREACHED */
304}
305
306/* ------------------------------------------------------------------------- *
307 * PRIVILEGED OPERATIONS *
308 * ------------------------------------------------------------------------- */
309/* take care of suid/sgid super-user (root) privileges */
310/* INTPROTO */
311void 471void
312rxvt_privileges(pR_ int mode) 472sig_handlers::sig_term (ev::sig &w, int revents)
313{ 473{
314#if ! defined(__CYGWIN32__) 474 rxvt_emergency_cleanup ();
315# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 475 w.stop ();
316/* setreuid() is the poor man's setuid(), seteuid() */ 476 kill (getpid (), w.signum);
317# define seteuid(a) setreuid(-1, (a)) 477}
318# define setegid(a) setregid(-1, (a)) 478
319# define HAVE_SETEUID 479static void
480rxvt_get_ttymode (struct termios *tio)
481{
482 if (tcgetattr (STDIN_FILENO, tio) < 0)
483 memset (tio, 0, sizeof (struct termios));
484
485 for (int i = 0; i < NCCS; i++)
486 tio->c_cc[i] = VDISABLE;
487
488 tio->c_cc[VINTR] = CINTR;
489 tio->c_cc[VQUIT] = CQUIT;
490 tio->c_cc[VERASE] = CERASE;
491#ifdef VERASE2
492 tio->c_cc[VERASE2] = CERASE2;
493#endif
494 tio->c_cc[VKILL] = CKILL;
495 tio->c_cc[VEOF] = CEOF;
496 tio->c_cc[VSTART] = CSTART;
497 tio->c_cc[VSTOP] = CSTOP;
498 tio->c_cc[VSUSP] = CSUSP;
499# ifdef VDSUSP
500 tio->c_cc[VDSUSP] = CDSUSP;
320# endif 501# endif
321# ifdef HAVE_SETEUID 502# ifdef VREPRINT
322 switch (mode) { 503 tio->c_cc[VREPRINT] = CRPRNT;
323 case IGNORE:
324 /*
325 * change effective uid/gid - not real uid/gid - so we can switch
326 * back to root later, as required
327 */
328 seteuid(getuid());
329 setegid(getgid());
330 break;
331 case SAVE:
332 R->euid = geteuid();
333 R->egid = getegid();
334 break;
335 case RESTORE:
336 seteuid(R->euid);
337 setegid(R->egid);
338 break;
339 }
340# else
341 switch (mode) {
342 case IGNORE:
343 setuid(getuid());
344 setgid(getgid());
345 /* FALLTHROUGH */
346 case SAVE:
347 /* FALLTHROUGH */
348 case RESTORE:
349 break;
350 }
351# endif 504# endif
352#endif 505# ifdef VDISCRD
353} 506 tio->c_cc[VDISCRD] = CFLUSH;
354
355#ifdef UTMP_SUPPORT
356/* EXTPROTO */
357void
358rxvt_privileged_utmp(pR_ char action)
359{
360 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
361 action, R->next_utmp_action, getpid()));
362 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
363 || (R->Options & Opt_utmpInhibit)
364 || R->ttydev == NULL || *R->ttydev == '\0')
365 return;
366
367 rxvt_privileges(aR_ RESTORE);
368 if (action == SAVE) {
369 R->next_utmp_action = RESTORE;
370 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
371 } else { /* action == RESTORE */
372 R->next_utmp_action = IGNORE;
373 rxvt_cleanutent(aR);
374 }
375 rxvt_privileges(aR_ IGNORE);
376}
377#endif
378
379#ifndef NO_SETOWNER_TTYDEV
380/* EXTPROTO */
381void
382rxvt_privileged_ttydev(pR_ char action)
383{
384 D_MAIN((stderr,
385 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
386 action, R->next_tty_action, getpid()));
387 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
388 || R->ttydev == NULL || *R->ttydev == '\0')
389 return;
390
391 rxvt_privileges(aR_ RESTORE);
392
393 if (action == SAVE) {
394 R->next_tty_action = RESTORE;
395# ifndef RESET_TTY_TO_COMMON_DEFAULTS
396/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
397 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
398 R->next_tty_action = IGNORE;
399 else
400# endif 507# endif
401 { 508# ifdef VWERSE
402 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 509 tio->c_cc[VWERSE] = CWERASE;
403 chmod(R->ttydev, R->ttymode);
404# ifdef HAVE_REVOKE
405 revoke(R->ttydev);
406# endif 510# endif
407 } 511# ifdef VLNEXT
408 } else { /* action == RESTORE */ 512 tio->c_cc[VLNEXT] = CLNEXT;
409 R->next_tty_action = IGNORE;
410# ifndef RESET_TTY_TO_COMMON_DEFAULTS
411 chmod(R->ttydev, R->ttyfd_stat.st_mode);
412 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
413# else
414 chmod(R->ttydev,
415 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
416 chown(R->ttydev, 0, 0);
417# endif 513# endif
418 } 514# ifdef VSTATUS
419 515 tio->c_cc[VSTATUS] = CSTATUS;
420 rxvt_privileges(aR_ IGNORE);
421
422# ifndef RESET_TTY_TO_COMMON_DEFAULTS
423 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
424 action == RESTORE ? "Restoring" : (action ==
425 SAVE ? "Saving" :
426 "UNKNOWN ERROR for"), R->ttydev,
427 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
428 R->ttyfd_stat.st_gid));
429# endif 516# endif
430} 517
518# if VMIN != VEOF
519 tio->c_cc[VMIN] = 1;
431#endif 520# endif
521# if VTIME != VEOL
522 tio->c_cc[VTIME] = 0;
523# endif
524
525 /* input modes */
526 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
527# ifdef IMAXBEL
528 | IMAXBEL
529# endif
530 | IXON);
531
532 /* output modes */
533 tio->c_oflag = (OPOST | ONLCR);
534
535 /* control modes */
536 tio->c_cflag = (CS8 | CREAD);
537
538 /* local modes */
539 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
540# if defined (ECHOCTL) && defined (ECHOKE)
541 | ECHOCTL | ECHOKE
542# endif
543 | ECHOE | ECHOK);
544}
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
550{
551 assert (("fontMask must not overlap other RS masks",
552 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
553
554 rxvt_get_ttymode (&rxvt_term::def_tio);
555
556 // get rid of stdin/stdout as we don't need them, to free resources
557 dup2 (STDERR_FILENO, STDIN_FILENO);
558 dup2 (STDERR_FILENO, STDOUT_FILENO);
559
560 if (!ev_default_loop ())
561 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
562
563 rxvt_environ = environ;
564
565 signal (SIGHUP, SIG_IGN);
566 signal (SIGPIPE, SIG_IGN);
567
568 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
569 sig_handlers.sw_int.start (SIGINT); ev_unref ();
570
571 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
572 // TODO: handle this with exceptions and tolerate the memory loss
573 XSetIOErrorHandler (rxvt_xioerror_handler);
574
575 XrmInitialize ();
576}
432 577
433/*----------------------------------------------------------------------*/ 578/*----------------------------------------------------------------------*/
434/* 579/*
435 * window size/position calculcations for XSizeHint and other storage. 580 * window size/position calculations for XSizeHint and other storage.
436 * if width/height are non-zero then override calculated width/height 581 * if width/height are non-zero then override calculated width/height
437 */ 582 */
438/* EXTPROTO */
439void 583void
440rxvt_window_calc(pR_ unsigned int width, unsigned int height) 584rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
441{ 585{
442 short recalc_x, recalc_y; 586 short recalc_x, recalc_y;
443 int x, y, sb_w, mb_h, flags; 587 int x, y, flags;
444 unsigned int w, h; 588 unsigned int w, h;
445 unsigned int max_width, max_height; 589 unsigned int max_width, max_height;
446 590
447 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
448 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
449 R->szHint.height));
450 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 591 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
451 R->szHint.win_gravity = NorthWestGravity; 592 szHint.win_gravity = NorthWestGravity;
452/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 593 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
453 594
454 recalc_x = recalc_y = 0; 595 recalc_x = recalc_y = 0;
455 flags = 0; 596 flags = 0;
597
456 if (!R->parsed_geometry) { 598 if (!parsed_geometry)
599 {
457 R->parsed_geometry = 1; 600 parsed_geometry = 1;
601
458 if (R->rs[Rs_geometry]) 602 if (rs[Rs_geometry])
459 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 603 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
604
460 if (flags & WidthValue) { 605 if (flags & WidthValue)
461 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 606 {
607 if (!w)
608 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
609
610 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
462 R->szHint.flags |= USSize; 611 szHint.flags |= USSize;
463 } 612 }
613
464 if (flags & HeightValue) { 614 if (flags & HeightValue)
465 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 615 {
616 if (!h)
617 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
618
619 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
466 R->szHint.flags |= USSize; 620 szHint.flags |= USSize;
467 } 621 }
622
468 if (flags & XValue) { 623 if (flags & XValue)
624 {
469 R->szHint.x = x; 625 szHint.x = x;
470 R->szHint.flags |= USPosition; 626 szHint.flags |= USPosition;
627
471 if (flags & XNegative) { 628 if (flags & XNegative)
629 {
472 recalc_x = 1; 630 recalc_x = 1;
473 R->szHint.win_gravity = NorthEastGravity; 631 szHint.win_gravity = NorthEastGravity;
474 } 632 }
475 } 633 }
634
476 if (flags & YValue) { 635 if (flags & YValue)
636 {
477 R->szHint.y = y; 637 szHint.y = y;
478 R->szHint.flags |= USPosition; 638 szHint.flags |= USPosition;
639
479 if (flags & YNegative) { 640 if (flags & YNegative)
641 {
480 recalc_y = 1; 642 recalc_y = 1;
643
481 if (R->szHint.win_gravity == NorthEastGravity) 644 if (szHint.win_gravity == NorthEastGravity)
482 R->szHint.win_gravity = SouthEastGravity; 645 szHint.win_gravity = SouthEastGravity;
483 else 646 else
484 R->szHint.win_gravity = SouthWestGravity; 647 szHint.win_gravity = SouthWestGravity;
485 } 648 }
486 } 649 }
487 } 650 }
651
488/* TODO: BOUNDS */ 652 /* TODO: BOUNDS */
489 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 653 width = ncol * fwidth;
490 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 654 height = nrow * fheight;
491 max_width = MAX_COLS * R->TermWin.fwidth; 655 max_width = MAX_COLS * fwidth;
492 max_height = MAX_ROWS * R->TermWin.fheight; 656 max_height = MAX_ROWS * fheight;
493 657
494 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 658 szHint.base_width = szHint.base_height = 2 * int_bwidth;
495 659
496 sb_w = mb_h = 0;
497 R->window_vt_x = R->window_vt_y = 0; 660 window_vt_x = window_vt_y = int_bwidth;
498 if (scrollbar_visible(R)) { 661
662 if (scrollBar.state)
663 {
499 sb_w = scrollbar_TotalWidth(); 664 int sb_w = scrollBar.total_width ();
500 R->szHint.base_width += sb_w; 665 szHint.base_width += sb_w;
666
501 if (!(R->Options & Opt_scrollBar_right)) 667 if (!option (Opt_scrollBar_right))
502 R->window_vt_x = sb_w; 668 window_vt_x += sb_w;
503 } 669 }
504 if (menubar_visible(R)) { 670
505 mb_h = menuBar_TotalHeight();
506 R->szHint.base_height += mb_h;
507 R->window_vt_y = mb_h;
508 }
509 R->szHint.width_inc = R->TermWin.fwidth; 671 szHint.width_inc = fwidth;
510 R->szHint.height_inc = R->TermWin.fheight; 672 szHint.height_inc = fheight;
511 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 673 szHint.min_width = szHint.base_width + szHint.width_inc;
512 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 674 szHint.min_height = szHint.base_height + szHint.height_inc;
513 675
514 if (width && width - R->szHint.base_width < max_width) { 676 if (newwidth && newwidth - szHint.base_width < max_width)
677 {
515 R->szHint.width = width; 678 szHint.width = newwidth;
516 R->TermWin.width = width - R->szHint.base_width; 679 width = newwidth - szHint.base_width;
517 } else { 680 }
518 MIN_IT(R->TermWin.width, max_width); 681 else
682 {
683 min_it (width, max_width);
519 R->szHint.width = R->szHint.base_width + R->TermWin.width; 684 szHint.width = szHint.base_width + width;
520 } 685 }
686
521 if (height && height - R->szHint.base_height < max_height) { 687 if (newheight && newheight - szHint.base_height < max_height)
688 {
522 R->szHint.height = height; 689 szHint.height = newheight;
523 R->TermWin.height = height - R->szHint.base_height; 690 height = newheight - szHint.base_height;
524 } else { 691 }
525 MIN_IT(R->TermWin.height, max_height); 692 else
693 {
694 min_it (height, max_height);
526 R->szHint.height = R->szHint.base_height + R->TermWin.height; 695 szHint.height = szHint.base_height + height;
527 } 696 }
528 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
529 R->window_sb_x = R->szHint.width - sb_w;
530 697
531 if (recalc_x) 698 if (recalc_x)
532 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 699 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
533 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 700
534 if (recalc_y) 701 if (recalc_y)
535 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 702 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
536 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
537 703
538 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 704 ncol = width / fwidth;
539 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 705 nrow = height / fheight;
540 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 706
541 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 707 // When the size of the vt window is not a multiple of the cell
542 R->szHint.height)); 708 // size, i.e., when the wm does not honour our size hints, there are
543 return; 709 // extra areas not covered by the terminal screen. Such gaps, when a
710 // bg pixmap is set, would have to be cleared manually to properly
711 // refresh the background. We take the simpler route and shrink the
712 // vt window so as to avoid creating gaps.
713 vt_width = ncol * fwidth;
714 vt_height = nrow * fheight;
544} 715}
545 716
546/*----------------------------------------------------------------------*/ 717/*----------------------------------------------------------------------*/
547/* 718/*
548 * Tell the teletype handler what size the window is. 719 * Tell the teletype handler what size the window is.
549 * Called after a window size change. 720 * Called after a window size change.
550 */ 721 */
551/* EXTPROTO */
552void 722void
553rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 723rxvt_term::tt_winch ()
554{ 724{
725 if (pty->pty < 0)
726 return;
727
555 struct winsize ws; 728 struct winsize ws;
556 729
557 if (fd < 0)
558 return;
559 ws.ws_col = col; 730 ws.ws_col = ncol;
560 ws.ws_row = row; 731 ws.ws_row = nrow;
561 ws.ws_xpixel = ws.ws_ypixel = 0; 732 ws.ws_xpixel = vt_width;
562#ifndef DEBUG_SIZE 733 ws.ws_ypixel = vt_height;
563 (void)ioctl(fd, TIOCSWINSZ, &ws); 734 ioctl (pty->pty, TIOCSWINSZ, &ws);
735
736#if 0
737 // TIOCSWINSZ is supposed to do this automatically and correctly
738 if (cmd_pid) /* force through to the command */
739 kill (-cmd_pid, SIGWINCH);
740#endif
741}
742
743/*----------------------------------------------------------------------*/
744/* load and set the various fonts */
745bool
746rxvt_term::set_fonts ()
747{
748 rxvt_fontset *fs = new rxvt_fontset (this);
749 rxvt_fontprop prop;
750
751 if (!fs
752 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
753 || !fs->realize_font (1))
754 {
755 delete fs;
756 return false;
757 }
758
759#if ENABLE_STYLES
760 for (int i = RS_styleCount; --i; )
761 if (fontset[i] != fontset[0])
762 delete fontset[i];
763#endif
764
765 delete fontset[0];
766 fontset[0] = fs;
767
768 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
769 prop.height += lineSpace;
770 prop.width += letterSpace;
771
772 fs->set_prop (prop, false);
773
774 fwidth = prop.width;
775 fheight = prop.height;
776 fbase = prop.ascent;
777
778 for (int style = 1; style < 4; style++)
779 {
780#if ENABLE_STYLES
781 const char *res = rs[Rs_font + style];
782
783 if (res && !*res)
784 fontset[style] = fontset[0];
785 else
786 {
787 fontset[style] = fs = new rxvt_fontset (this);
788 rxvt_fontprop prop2 = prop;
789
790 if (res)
791 {
792 fs->populate (res);
793 fs->set_prop (prop2, false);
794 }
795 else
796 {
797 fs->populate (fontset[0]->fontdesc);
798
799 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
800 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
801
802 fs->set_prop (prop2, true);
803 }
804
805 }
564#else 806#else
565 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 807 fontset[style] = fontset[0];
566 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
567 }
568# ifdef SIGWINCH
569 else if (pid) /* force through to the command */
570 kill(pid, SIGWINCH);
571# endif 808#endif
572#endif 809 }
573}
574 810
575/*----------------------------------------------------------------------*/ 811 if (parent)
576/* rxvt_change_font() - Switch to a new font */ 812 {
577/* 813 resize_all_windows (0, 0, 0);
578 * init = 1 - initialize 814 scr_remap_chars ();
579 * 815 scr_touch (true);
580 * fontname == FONT_UP - switch to bigger font 816 }
581 * fontname == FONT_DN - switch to smaller font
582 */
583/* EXTPROTO */
584void
585rxvt_change_font(pR_ int init, const char *fontname)
586{
587}
588 817
589/* INTPROTO */ 818 return true;
819}
820
590void 821void
591rxvt_font_up_down(pR_ int n, int direction) 822rxvt_term::set_string_property (Atom prop, const char *str, int len)
592{ 823{
824 XChangeProperty (dpy, parent,
825 prop, XA_STRING, 8, PropModeReplace,
826 (const unsigned char *)str, len >= 0 ? len : strlen (str));
827}
828
829void
830rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
831{
832 XTextProperty ct;
833
834 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
835 {
836 XSetTextProperty (dpy, parent, &ct, prop);
837 XFree (ct.value);
838 }
839}
840
841void
842rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
843{
844 wchar_t *ws = rxvt_mbstowcs (str, len);
845 char *s = rxvt_wcstoutf8 (ws);
846
847 XChangeProperty (dpy, parent,
848 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
849 (const unsigned char *)s, strlen (s));
850
851 free (s);
852 free (ws);
593} 853}
594 854
595/*----------------------------------------------------------------------*/ 855/*----------------------------------------------------------------------*/
596/*----------------------------------------------------------------------*/ 856/*----------------------------------------------------------------------*/
597/* xterm sequences - title, iconName, color (exptl) */ 857/* xterm sequences - title, iconName, color (exptl) */
598/* EXTPROTO */
599void 858void
600rxvt_set_title(pR_ const char *str) 859rxvt_term::set_title (const char *str)
601{ 860{
602#ifndef SMART_WINDOW_TITLE 861 set_mbstring_property (XA_WM_NAME, str);
603 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 862#if ENABLE_EWMH
604#else 863 set_utf8_property (xa[XA_NET_WM_NAME], str);
605 char *name;
606
607 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
608 name = NULL;
609 if (name == NULL || STRCMP(name, str))
610 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
611 if (name)
612 XFree(name);
613#endif 864#endif
614} 865}
615 866
616/* EXTPROTO */
617void 867void
618rxvt_set_iconName(pR_ const char *str) 868rxvt_term::set_icon_name (const char *str)
619{ 869{
620#ifndef SMART_WINDOW_TITLE 870 set_mbstring_property (XA_WM_ICON_NAME, str);
621 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 871#if ENABLE_EWMH
622#else 872 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
623 char *name;
624
625 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
626 name = NULL;
627 if (name == NULL || STRCMP(name, str))
628 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
629 if (name)
630 XFree(name);
631#endif 873#endif
632} 874}
633 875
876void
877rxvt_term::set_window_color (int idx, const char *color)
878{
634#ifdef XTERM_COLOR_CHANGE 879#ifdef XTERM_COLOR_CHANGE
635/* EXTPROTO */
636void
637rxvt_set_window_color(pR_ int idx, const char *color)
638{
639 rxvt_color xcol; 880 rxvt_color xcol;
640 int i;
641 881
642 if (color == NULL || *color == '\0') 882 if (color == NULL || *color == '\0')
643 return; 883 return;
644 884
885 color = strdup (color);
886 allocated.push_back ((void *)color);
887 rs[Rs_color + idx] = color;
888
645/* handle color aliases */ 889 /* handle color aliases */
646 if (isdigit(*color)) { 890 if (isdigit (*color))
891 {
647 i = atoi(color); 892 int i = atoi (color);
648 if (i >= 8 && i <= 15) { /* bright colors */ 893
649 i -= 8; 894 if (i >= 8 && i <= 15)
650# ifndef NO_BRIGHTCOLOR 895 {
651 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 896 /* bright colors */
652 SET_PIXCOLOR(R, idx); 897 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
653 goto Done; 898 goto done;
654# endif
655 } 899 }
656 if (i >= 0 && i <= 7) { /* normal colors */ 900
657 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 901 if (i >= 0 && i <= 7)
658 SET_PIXCOLOR(R, idx); 902 {
903 /* normal colors */
904 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
659 goto Done; 905 goto done;
660 } 906 }
661 } 907 }
662 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
663 return;
664/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
665 908
666/* 909 set_color (xcol, color);
910
911 /*
667 * FIXME: should free colors here, but no idea how to do it so instead, 912 * FIXME: should free colors here, but no idea how to do it so instead,
668 * so just keep gobbling up the colormap 913 * so just keep gobbling up the colormap
669 */ 914 */
670# if 0
671 for (i = Color_Black; i <= Color_White; i++)
672 if (R->PixColors[idx] == R->PixColors[i])
673 break;
674 if (i > Color_White) {
675 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
676 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
677 DisplayPlanes(R->Xdisplay, Xscreen));
678 }
679# endif
680 915
681 R->PixColors[idx] = xcol; 916 pix_colors_focused[idx] = xcol;
682 SET_PIXCOLOR(R, idx);
683 917
684/* XSetWindowAttributes attr; */ 918done:
685/* Cursor cursor; */
686 Done:
687 if (idx == Color_bg && !(R->Options & Opt_transparent))
688 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
689 R->PixColors[Color_bg]);
690
691/* handle Color_BD, scrollbar background, etc. */ 919 /*TODO: handle Color_BD, scrollbar background, etc. */
692 920
693 rxvt_set_colorfgbg(aR); 921 update_fade_color (idx);
694 rxvt_recolour_cursor(aR); 922 recolour_cursor ();
695/* the only reasonable way to enforce a clean update */ 923 scr_recolour ();
696 rxvt_scr_poweron(aR); 924#endif /* XTERM_COLOR_CHANGE */
697} 925}
698 926
699#else
700# define rxvt_set_window_color(aR_ idx,color) ((void)0)
701#endif /* XTERM_COLOR_CHANGE */
702
703/* EXTPROTO */
704void 927void
705rxvt_recolour_cursor(pR) 928rxvt_term::recolour_cursor ()
706{ 929{
707 rxvt_color xcol[2]; 930 XColor fg, bg;
708 931
709#if TODO 932 (ISSET_PIXCOLOR (Color_pointer_fg)
710 xcol[0] = R->PixColors[Color_pointer]; 933 ? pix_colors_focused[Color_pointer_fg]
711 xcol[1] = R->PixColors[Color_bg]; 934 : pix_colors_focused[Color_fg]).get (fg);
712 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 935
713 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 936 (ISSET_PIXCOLOR (Color_pointer_bg)
714#endif 937 ? pix_colors_focused[Color_pointer_bg]
938 : pix_colors_focused[Color_bg]).get (bg);
939
940 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
715} 941}
716 942
717/*----------------------------------------------------------------------*/ 943/*----------------------------------------------------------------------*/
718/* 944/*
719 * find if fg/bg matches any of the normal (low-intensity) colors 945 * find if fg/bg matches any of the normal (low-intensity) colors
720 */ 946 */
721/* INTPROTO */ 947char *
722void
723rxvt_set_colorfgbg(pR) 948rxvt_term::get_colorfgbg ()
724{ 949{
725 unsigned int i; 950 unsigned int i;
726 const char *xpmb = "\0"; 951 const char *xpmb = "";
727 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 952 char fstr[] = "default";
953 char bstr[] = "default";
954 char *env_colorfgbg;
728 955
729 R->env_colorfgbg =
730 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
731 STRCPY(fstr, "default");
732 STRCPY(bstr, "default");
733 for (i = Color_Black; i <= Color_White; i++) 956 for (i = Color_Black; i <= Color_White; i++)
734 if (R->PixColors[Color_fg] == R->PixColors[i]) { 957 if (pix_colors[Color_fg] == pix_colors[i])
958 {
735 sprintf(fstr, "%d", (i - Color_Black)); 959 sprintf (fstr, "%d", i - Color_Black);
736 break; 960 break;
737 } 961 }
962
738 for (i = Color_Black; i <= Color_White; i++) 963 for (i = Color_Black; i <= Color_White; i++)
739 if (R->PixColors[Color_bg] == R->PixColors[i]) { 964 if (pix_colors[Color_bg] == pix_colors[i])
965 {
740 sprintf(bstr, "%d", (i - Color_Black)); 966 sprintf (bstr, "%d", i - Color_Black);
741#ifdef XPM_BACKGROUND 967#ifdef BG_IMAGE_FROM_FILE
742 xpmb = "default;"; 968 xpmb = "default;";
743#endif 969#endif
744 break; 970 break;
745 } 971 }
972
973 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
746 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 974 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
747 putenv(R->env_colorfgbg); 975 return env_colorfgbg;
748
749#ifndef NO_BRIGHTCOLOR
750 R->colorfgbg = DEFAULT_RSTYLE;
751 for (i = minCOLOR; i <= maxCOLOR; i++) {
752 if (R->PixColors[Color_fg] == R->PixColors[i])
753 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
754 if (R->PixColors[Color_bg] == R->PixColors[i])
755 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
756 }
757#endif
758} 976}
759 977
760/*----------------------------------------------------------------------*/ 978/*----------------------------------------------------------------------*/
761/*
762 * Colour determination for low colour displays, routine from
763 * Hans de Goede <hans@highrise.nl>
764 */
765 979
766/* EXTPROTO */ 980bool
767int 981rxvt_term::set_color (rxvt_color &color, const char *name)
768rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
769{ 982{
770 screen_in_out->set(aR_ colour); 983 if (color.set (this, name))
771
772 if (!screen_in_out->set(aR_ colour)) {
773 rxvt_print_error("can't allocate colour: %s", colour);
774 return false;
775 }
776
777 return true; 984 return true;
985
986 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
987 return false;
988}
989
990void
991rxvt_term::alias_color (int dst, int src)
992{
993 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
778} 994}
779 995
780/* -------------------------------------------------------------------- * 996/* -------------------------------------------------------------------- *
781 * - WINDOW RESIZING - * 997 * - WINDOW RESIZING - *
782 * -------------------------------------------------------------------- */ 998 * -------------------------------------------------------------------- */
783/* EXTPROTO */
784void 999void
785rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1000rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
786 int ignoreparent)
787{ 1001{
788 int fix_screen; 1002 int fix_screen;
1003 int old_width = szHint.width;
1004 int old_height = szHint.height;
789 1005
1006 window_calc (newwidth, newheight);
1007
1008 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1009
1010 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1011 if (set_hint)
1012 {
1013 szHint.flags &= ~(PBaseSize | PResizeInc);
1014 XSetWMNormalHints (dpy, parent, &szHint);
1015 szHint.flags |= PBaseSize | PResizeInc;
1016 }
1017
1018 if (!ignoreparent)
1019 {
790#ifdef SMART_RESIZE 1020#ifdef SMART_RESIZE
791 int old_width = R->szHint.width, old_height = R->szHint.height; 1021 /*
792#endif
793
794 rxvt_window_calc(aR_ width, height);
795 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
796 if (!ignoreparent) {
797#ifdef SMART_RESIZE
798/*
799 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1022 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
800 * reposition window on resize depending on placement on screen 1023 * reposition window on resize depending on placement on screen
801 */ 1024 */
802 int x, y, x1, y1; 1025 int x, y, x1, y1;
803 int dx, dy; 1026 int dx, dy;
804 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1027 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
805 Window unused_cr; 1028 Window unused_cr;
806 1029
807 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1030 XTranslateCoordinates (dpy, parent, display->root,
808 0, 0, &x, &y, &unused_cr); 1031 0, 0, &x, &y, &unused_cr);
809 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1032 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
810 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1033 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
811 /* 1034 /*
812 * if Xroot isn't the parent window, a WM will probably have offset 1035 * if display->root isn't the parent window, a WM will probably have offset
813 * our position for handles and decorations. Counter it 1036 * our position for handles and decorations. Counter it
814 */ 1037 */
815 if (x1 != x || y1 != y) { 1038 if (x1 != x || y1 != y)
1039 {
816 x -= x1; 1040 x -= x1;
817 y -= y1; 1041 y -= y1;
818 } 1042 }
819 1043
820 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1044 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
821 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1045 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
822 dx = old_width - R->szHint.width; 1046 dx = old_width - szHint.width;
823 dy = old_height - R->szHint.height; 1047 dy = old_height - szHint.height;
824 1048
825 /* Check position of the center of the window */ 1049 /* Check position of the center of the window */
826 if (x < x1) /* left half */ 1050 if (x < x1) /* left half */
827 dx = 0; 1051 dx = 0;
828 else if (x == x1) /* exact center */ 1052 else if (x == x1) /* exact center */
829 dx /= 2; 1053 dx /= 2;
830 if (y < y1) /* top half */ 1054 if (y < y1) /* top half */
831 dy = 0; 1055 dy = 0;
832 else if (y == y1) /* exact center */ 1056 else if (y == y1) /* exact center */
833 dy /= 2; 1057 dy /= 2;
834 1058
835 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1059 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
836 R->szHint.width, R->szHint.height); 1060 szHint.width, szHint.height);
837#else 1061#else
838 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1062 XResizeWindow (dpy, parent, szHint.width, szHint.height);
839 R->szHint.height);
840#endif 1063#endif
841 } 1064 }
842 1065
843 fix_screen = (R->TermWin.ncol != R->prev_ncol 1066 if (set_hint)
844 || R->TermWin.nrow != R->prev_nrow); 1067 XSetWMNormalHints (dpy, parent, &szHint);
1068
1069 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1070
845 if (fix_screen || width != R->old_width || height != R->old_height) { 1071 if (fix_screen || newwidth != old_width || newheight != old_height)
846 if (scrollbar_visible(R)) {
847 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
848 0, scrollbar_TotalWidth(), R->szHint.height);
849 rxvt_Resize_scrollBar(aR);
850 }
851 if (menubar_visible(R))
852 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
853 0, TermWin_TotalWidth(), menuBar_TotalHeight());
854 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
855 R->window_vt_y, TermWin_TotalWidth(),
856 TermWin_TotalHeight());
857#ifdef RXVT_GRAPHICS
858 if (R->old_height)
859 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
860 R->old_height - R->szHint.base_height);
861#endif
862 rxvt_scr_clear(aR);
863#ifdef XPM_BACKGROUND
864 rxvt_resize_pixmap(aR);
865#endif
866 } 1072 {
1073 if (scrollBar.state)
1074 scrollBar.resize ();
867 1075
1076 XMoveResizeWindow (dpy, vt,
1077 window_vt_x, window_vt_y,
1078 vt_width, vt_height);
1079
1080#ifdef HAVE_BG_PIXMAP
1081 if (bg_window_size_sensitive ())
1082 update_background ();
1083#endif
1084 }
1085
868 if (fix_screen || R->old_height == 0) { 1086 if (fix_screen || old_height == 0)
869 int curr_screen = -1; 1087 scr_reset ();
870 uint16_t old_ncol = R->prev_ncol;
871
872 /* scr_reset only works on the primary screen */
873 if (R->old_height) /* this is not the first time through */
874 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
875 rxvt_scr_reset(aR);
876 if (curr_screen >= 0) { /* this is not the first time through */
877 rxvt_scr_change_screen(aR_ curr_screen);
878 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
879 }
880 }
881
882 R->old_width = R->szHint.width;
883 R->old_height = R->szHint.height;
884 1088
885#ifdef USE_XIM 1089#ifdef USE_XIM
886 rxvt_IMSetStatusPosition(aR); 1090 im_set_position ();
887#endif 1091#endif
888} 1092}
889 1093
890/* 1094/*
891 * Set the width/height of the vt window in characters. Units are pixels. 1095 * Set the width/height of the vt window in characters. Units are pixels.
892 * good for toggling 80/132 columns 1096 * good for toggling 80/132 columns
893 */ 1097 */
894/* EXTPROTO */
895void 1098void
896rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1099rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
897{ 1100{
898 XWindowAttributes wattr; 1101 XWindowAttributes wattr;
899 1102
900 if (width == 0 || height == 0) { 1103 if (newwidth == 0 || newheight == 0)
1104 {
901 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1105 XGetWindowAttributes (dpy, display->root, &wattr);
1106
902 if (width == 0) 1107 if (newwidth == 0)
903 width = wattr.width - R->szHint.base_width; 1108 newwidth = wattr.width - szHint.base_width;
904 if (height == 0) 1109 if (newheight == 0)
905 height = wattr.height - R->szHint.base_height; 1110 newheight = wattr.height - szHint.base_height;
1111 }
1112
1113 if (newwidth != vt_width || newheight != vt_height)
906 } 1114 {
907 if (width != R->TermWin.width || height != R->TermWin.height) {
908 width += R->szHint.base_width; 1115 newwidth += szHint.base_width;
909 height += R->szHint.base_height; 1116 newheight += szHint.base_height;
910 rxvt_resize_all_windows(aR_ width, height, 0); 1117 resize_all_windows (newwidth, newheight, 0);
911 } 1118 }
912} 1119}
913 1120
914/* -------------------------------------------------------------------- * 1121/* -------------------------------------------------------------------- *
915 * - X INPUT METHOD ROUTINES - * 1122 * - X INPUT METHOD ROUTINES - *
916 * -------------------------------------------------------------------- */ 1123 * -------------------------------------------------------------------- */
917#ifdef USE_XIM 1124#ifdef USE_XIM
918/* INTPROTO */
919void
920rxvt_setSize(pR_ XRectangle * size)
921{
922 size->x = R->TermWin.int_bwidth;
923 size->y = R->TermWin.int_bwidth;
924 size->width = Width2Pixel(R->TermWin.ncol);
925 size->height = Height2Pixel(R->TermWin.nrow);
926}
927 1125
928/* INTPROTO */
929void 1126void
930rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1127rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
931{ 1128{
932 *fg = R->PixColors[Color_fg]; 1129 fg = pix_colors [Color_fg];
933 *bg = R->PixColors[Color_bg]; 1130 bg = pix_colors [Color_bg];
1131}
1132
1133void
1134rxvt_term::im_set_size (XRectangle &size)
1135{
1136 // the int_bwidth terms make no sense to me
1137 size.x = int_bwidth;
1138 size.y = int_bwidth;
1139 size.width = Width2Pixel (ncol) + int_bwidth;
1140 size.height = Height2Pixel (nrow) + int_bwidth;
1141}
1142
1143void
1144rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1145 XRectangle &status_rect,
1146 const XRectangle &needed_rect)
1147{
1148 preedit_rect.x = needed_rect.width;
1149 preedit_rect.y = 0;
1150 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1151 preedit_rect.height = fheight;
1152
1153 status_rect.x = 0;
1154 status_rect.y = 0;
1155 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1156 status_rect.height = fheight;
934} 1157}
935 1158
936/* Checking whether input method is running. */ 1159/* Checking whether input method is running. */
937/* INTPROTO */
938Bool 1160bool
939rxvt_IMisRunning(pR) 1161rxvt_term::im_is_running ()
940{ 1162{
941 char *p; 1163 Atom atom;
942 Atom atom; 1164 Window win;
943 Window win;
944 char server[IMBUFSIZ]; 1165 char server[IMBUFSIZ];
945 1166
946/* get current locale modifier */ 1167 /* get current locale modifier */
947 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1168 if (char *p = XSetLocaleModifiers (0))
1169 {
948 STRCPY(server, "@server="); 1170 strcpy (server, "@server=");
949 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1171 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1172
950 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1173 if (p = strchr (server + 1, '@')) /* first one only */
951 *p = '\0'; 1174 *p = '\0';
952 1175
953 atom = XInternAtom(R->Xdisplay, server, False); 1176 atom = XInternAtom (dpy, server, False);
954 win = XGetSelectionOwner(R->Xdisplay, atom); 1177 win = XGetSelectionOwner (dpy, atom);
1178
955 if (win != None) 1179 if (win != None)
956 return True; 1180 return true;
957 } 1181 }
1182
958 return False; 1183 return false;
959} 1184}
960 1185
961/* EXTPROTO */
962void 1186void
963rxvt_IMSendSpot(pR) 1187rxvt_term::im_send_spot ()
964{ 1188{
965 XPoint spot; 1189 XPoint nspot;
966 XVaNestedList preedit_attr; 1190 XVaNestedList preedit_attr;
967 1191
968 if (R->Input_Context == NULL 1192 if (!Input_Context
969 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1193 || !focus
970 || !(R->event_type == KeyPress 1194 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
971 || R->event_type == Expose
972 || R->event_type == NoExpose
973 || R->event_type == SelectionNotify
974 || R->event_type == ButtonRelease || R->event_type == FocusIn)
975 || !rxvt_IMisRunning(aR))
976 return; 1195 return;
977 1196
978 rxvt_setPosition(aR_ & spot); 1197 im_set_position (nspot);
979 1198
1199 if (nspot.x == spot.x && nspot.y == spot.y)
1200 return;
1201
1202 spot = nspot;
1203
980 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1204 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
981 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1205 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
982 XFree(preedit_attr); 1206 XFree (preedit_attr);
983} 1207}
984 1208
985/* EXTPROTO */
986void 1209void
987rxvt_setTermFontSet(pR_ int idx) 1210rxvt_term::im_destroy ()
988{ 1211{
989 char *string; 1212 if (input_method)
990 long length; 1213 {
991 int success = 0; 1214 if (Input_Context && input_method->xim)
1215 XDestroyIC (Input_Context);
992 1216
993 if (idx < 0 || idx >= MAX_NFONTS) 1217 display->put_xim (input_method);
994 return; 1218 input_method = 0;
995} 1219 }
996 1220
997/* INTPROTO */
998void
999rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1000 XRectangle * needed_rect)
1001{
1002 int mbh, vtx = 0;
1003
1004 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1005 vtx = scrollbar_TotalWidth();
1006 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1007 mbh -= R->TermWin.lineSpace;
1008
1009 preedit_rect->x = needed_rect->width + vtx;
1010 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1011
1012 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1013 + vtx;
1014 preedit_rect->height = Height2Pixel(1);
1015
1016 status_rect->x = vtx;
1017 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1018
1019 status_rect->width = needed_rect->width ? needed_rect->width
1020 : Width2Pixel(R->TermWin.ncol + 1);
1021 status_rect->height = Height2Pixel(1);
1022}
1023
1024/* ARGSUSED */
1025/* INTPROTO */
1026void
1027rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1028 __attribute__ ((unused)), XPointer call_data
1029 __attribute__ ((unused)))
1030{
1031 dR;
1032
1033 R->Input_Context = NULL; 1221 Input_Context = 0;
1034/* To avoid Segmentation Fault in C locale: Solaris only? */
1035 if (STRCMP(R->locale, "C"))
1036 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1037 rxvt_IMInstantiateCallback, NULL);
1038} 1222}
1039 1223
1040/* 1224#ifdef ENABLE_XIM_ONTHESPOT
1041 * X manual pages and include files don't match on some systems:
1042 * some think this is an XIDProc and others an XIMProc so we can't
1043 * use the first argument - need to update this to be nice for
1044 * both types via some sort of configure detection
1045 */
1046/* ARGSUSED */
1047/* EXTPROTO */
1048void
1049rxvt_IMInstantiateCallback(Display * unused
1050 __attribute__ ((unused)), XPointer client_data
1051 __attribute__ ((unused)), XPointer call_data
1052 __attribute__ ((unused)))
1053{
1054 dR;
1055 int i, found, had_im;
1056 const char *p;
1057 char **s;
1058 char buf[IMBUFSIZ];
1059 1225
1060 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1226static void
1061 if (R->Input_Context) 1227xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1062 return; 1228{
1229 ((rxvt_term *)client_data)->make_current ();
1230 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1231}
1063 1232
1064 found = had_im = 0; 1233static void
1065 p = R->rs[Rs_inputMethod]; 1234xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1066 if (p && *p) { 1235{
1067 had_im = 1; 1236 ((rxvt_term *)client_data)->make_current ();
1068 s = rxvt_splitcommastring(p); 1237 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1069 for (i = 0; s[i]; i++) { 1238}
1070 if (*s[i]) { 1239
1071 STRCPY(buf, "@im="); 1240static void
1072 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1241xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1073 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1242{
1074 && (rxvt_IM_get_IC(aR) == True)) { 1243 rxvt_term *term = (rxvt_term *)client_data;
1075 found = 1; 1244 XIMText *text = call_data->text;
1076 break; 1245
1077 } 1246 term->make_current ();
1078 } 1247
1248 if (text)
1249 {
1250 wchar_t *str;
1251
1252 if (!text->encoding_is_wchar && text->string.multi_byte)
1253 {
1254 // of course, X makes it ugly again
1255 if (term->rs[Rs_imLocale])
1256 SET_LOCALE (term->rs[Rs_imLocale]);
1257
1258 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1259 mbstowcs (str, text->string.multi_byte, text->length + 1);
1260
1261 if (term->rs[Rs_imLocale])
1262 SET_LOCALE (term->locale);
1079 } 1263 }
1080 for (i = 0; s[i]; i++) 1264 else
1081 free(s[i]); 1265 str = text->string.wide_char;
1082 free(s);
1083 }
1084 if (found)
1085 return;
1086 1266
1087/* try with XMODIFIERS env. var. */ 1267 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1088 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1268 DT_INT, call_data->caret,
1089 rxvt_IM_get_IC(aR); 1269 DT_INT, call_data->chg_first,
1090 return; 1270 DT_INT, call_data->chg_length,
1271 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1272 DT_WCS_LEN, str, str ? (int)text->length : 0,
1273 DT_END));
1091 } 1274 }
1092 1275 else
1093/* try with no modifiers base IF the user didn't specify an IM */ 1276 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1094 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1277 DT_INT, call_data->caret,
1095 && rxvt_IM_get_IC(aR) == True) 1278 DT_INT, call_data->chg_first,
1096 return; 1279 DT_INT, call_data->chg_length,
1280 DT_END));
1097} 1281}
1282
1283#if 0
1284static void
1285xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1286{
1287 ((rxvt_term *)client_data)->make_current ();
1288 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1289 DT_INT, call_data->position,
1290 DT_INT, call_data->direction,
1291 DT_INT, call_data->style,
1292 DT_END));
1293}
1294#endif
1295
1296#endif
1098 1297
1099/* 1298/*
1100 * Try to open a XIM with the current modifiers, then see if we can 1299 * Try to open a XIM with the current modifiers, then see if we can
1101 * open a suitable preedit type 1300 * open a suitable preedit type
1102 */ 1301 */
1103/* INTPROTO */
1104Bool 1302bool
1105rxvt_IM_get_IC(pR) 1303rxvt_term::im_get_ic (const char *modifiers)
1106{ 1304{
1107 int i, j, found; 1305 int i, j, found;
1108 XIM xim; 1306 XIM xim;
1109 XPoint spot; 1307 XPoint spot;
1110 XRectangle rect, status_rect, needed_rect; 1308 XRectangle rect, status_rect, needed_rect;
1111 unsigned long fg, bg; 1309 unsigned long fg, bg;
1112 const char *p; 1310 const char *p;
1113 char **s; 1311 char **s;
1114 XIMStyles *xim_styles; 1312 XIMStyles *xim_styles;
1115 XVaNestedList preedit_attr, status_attr;
1116 XIMCallback ximcallback;
1117 1313
1118 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1314 set_environ (envv);
1119 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1315
1120 if (xim == NULL) 1316 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1121 return False; 1317 return false;
1122 1318
1319 input_method = display->get_xim (locale, modifiers);
1320 if (input_method == NULL)
1321 return false;
1322
1323 xim = input_method->xim;
1324 spot.x = spot.y = -1;
1325
1123 xim_styles = NULL; 1326 xim_styles = NULL;
1124 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1327 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1125 || !xim_styles || !xim_styles->count_styles) { 1328 || !xim_styles || !xim_styles->count_styles)
1126 XCloseIM(xim); 1329 {
1330 im_destroy ();
1127 return False; 1331 return false;
1332 }
1333
1334 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1335
1336 for (int pi = 0; pi < 2; pi++)
1128 } 1337 {
1338 p = pet[pi];
1129 1339
1130 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1340 if (!p)
1131 : "OverTheSpot,OffTheSpot,Root"; 1341 continue;
1132 s = rxvt_splitcommastring(p); 1342
1343 s = rxvt_strsplit (',', p);
1344
1133 for (i = found = 0; !found && s[i]; i++) { 1345 for (i = found = 0; !found && s[i]; i++)
1346 {
1134 if (!STRCMP(s[i], "OverTheSpot")) 1347 if (!strcmp (s[i], "OverTheSpot"))
1135 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1348 input_style = XIMPreeditPosition | XIMStatusNothing;
1136 else if (!STRCMP(s[i], "OffTheSpot")) 1349 else if (!strcmp (s[i], "OffTheSpot"))
1137 R->input_style = (XIMPreeditArea | XIMStatusArea); 1350 input_style = XIMPreeditArea | XIMStatusArea;
1138 else if (!STRCMP(s[i], "Root")) 1351 else if (!strcmp (s[i], "Root"))
1139 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1352 input_style = XIMPreeditNothing | XIMStatusNothing;
1353 else if (!strcmp (s[i], "None"))
1354 input_style = XIMPreeditNone | XIMStatusNone;
1355#ifdef ENABLE_XIM_ONTHESPOT
1356 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1357 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1358#endif
1359 else
1360 input_style = XIMPreeditNothing | XIMStatusNothing;
1140 1361
1141 for (j = 0; j < xim_styles->count_styles; j++) 1362 for (j = 0; j < xim_styles->count_styles; j++)
1142 if (R->input_style == xim_styles->supported_styles[j]) { 1363 if (input_style == xim_styles->supported_styles[j])
1364 {
1365 rxvt_free_strsplit (s);
1366
1143 found = 1; 1367 found = 1;
1368 goto foundpet;
1369 }
1370
1371 }
1372
1373 rxvt_free_strsplit (s);
1374 }
1375
1376foundpet:
1377
1378 XFree (xim_styles);
1379
1380 if (!found)
1381 {
1382 im_destroy ();
1383 return false;
1384 }
1385
1386 XFontSet fs = 0;
1387 XVaNestedList preedit_attr = 0, status_attr = 0;
1388
1389 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1390 {
1391 // fake us a font-set, please
1392 char **missing_charset_list;
1393 int missing_charset_count;
1394 char *def_string;
1395 char pat[512];
1396
1397 sprintf (pat,
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "*",
1404 fheight,
1405 fheight + 1, fheight - 1,
1406 fheight - 2, fheight + 2);
1407
1408 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1409 &missing_charset_list, &missing_charset_count, &def_string);
1410
1411 if (missing_charset_list)
1412 XFreeStringList (missing_charset_list);
1413
1414 if (!fs)
1415 {
1416 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1417 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1418 }
1419 }
1420
1421 if (input_style & XIMPreeditPosition)
1422 {
1423 im_set_size (rect);
1424 im_set_position (spot);
1425 im_set_color (fg, bg);
1426
1427 preedit_attr = XVaCreateNestedList (0,
1428 XNForeground, fg,
1429 XNBackground, bg,
1430 XNArea, &rect,
1431 XNSpotLocation, &spot,
1432 XNFontSet, fs,
1433 NULL);
1434 }
1435 else if (input_style & XIMPreeditArea)
1436 {
1437 im_set_color (fg, bg);
1438
1439 /*
1440 * The necessary width of preedit area is unknown
1441 * until create input context.
1442 */
1443 needed_rect.width = 0;
1444 im_set_preedit_area (rect, status_rect, needed_rect);
1445
1446 preedit_attr = XVaCreateNestedList (0,
1447 XNForeground, fg,
1448 XNBackground, bg,
1449 XNArea, &rect,
1450 XNFontSet, fs,
1451 NULL);
1452 status_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &status_rect,
1456 XNFontSet, fs,
1457 NULL);
1458 }
1459#if ENABLE_XIM_ONTHESPOT
1460 else if (input_style & XIMPreeditCallbacks)
1461 {
1462 XIMCallback xcb[4];
1463
1464 im_set_position (spot);
1465
1466 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1467 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1468 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1469# if 0
1470 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1471# endif
1472
1473 preedit_attr = XVaCreateNestedList (0,
1474 XNSpotLocation, &spot,
1475 XNPreeditStartCallback, &xcb[0],
1476 XNPreeditDoneCallback , &xcb[1],
1477 XNPreeditDrawCallback , &xcb[2],
1478# if 0
1479 XNPreeditCaretCallback, &xcb[3],
1480# endif
1481 NULL);
1482 }
1483#endif
1484
1485 Input_Context = XCreateIC (xim,
1486 XNInputStyle, input_style,
1487 XNClientWindow, vt,
1488 XNFocusWindow, parent,
1489 preedit_attr ? XNPreeditAttributes : NULL,
1490 preedit_attr,
1491 status_attr ? XNStatusAttributes : NULL,
1492 status_attr, NULL);
1493
1494 if (preedit_attr) XFree (preedit_attr);
1495 if (status_attr) XFree (status_attr);
1496 if (fs) XFreeFontSet (dpy, fs);
1497
1498 if (Input_Context == NULL)
1499 {
1500 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1501 im_destroy ();
1502 return false;
1503 }
1504
1505#if 0
1506 // unfortunately, only the focus window is used by XIM, hard to fix
1507 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1508 vt_select_input ();
1509#endif
1510
1511 im_set_position ();
1512
1513 return true;
1514}
1515
1516void
1517rxvt_term::im_cb ()
1518{
1519 int i;
1520 const char *p;
1521 char **s;
1522 char buf[IMBUFSIZ];
1523
1524 make_current ();
1525
1526 im_destroy ();
1527
1528 if (Input_Context)
1529 return;
1530
1531 if (rs[Rs_imLocale])
1532 SET_LOCALE (rs[Rs_imLocale]);
1533
1534 p = rs[Rs_inputMethod];
1535 if (p && *p)
1536 {
1537 bool found = false;
1538
1539 s = rxvt_strsplit (',', p);
1540
1541 for (i = 0; s[i]; i++)
1542 {
1543 if (*s[i])
1544 {
1545 strcpy (buf, "@im=");
1546 strncat (buf, s[i], IMBUFSIZ - 5);
1547 if (im_get_ic (buf))
1548 {
1549 found = true;
1144 break; 1550 break;
1551 }
1145 } 1552 }
1146 } 1553 }
1147 for (i = 0; s[i]; i++)
1148 free(s[i]);
1149 free(s);
1150 XFree(xim_styles);
1151 1554
1555 rxvt_free_strsplit (s);
1556
1152 if (!found) { 1557 if (found)
1153 XCloseIM(xim); 1558 goto done;
1154 return False;
1155 } 1559 }
1156 1560
1157 ximcallback.callback = rxvt_IMDestroyCallback; 1561 /* try with XMODIFIERS env. var. */
1562 if (im_get_ic (""))
1563 goto done;
1158 1564
1159/* XXX: not sure why we need this (as well as IC one below) */ 1565 /* try with no modifiers base IF the user didn't specify an IM */
1160 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1566 if (im_get_ic ("@im=none"))
1567 goto done;
1161 1568
1162 preedit_attr = status_attr = NULL; 1569done:
1163 1570 if (rs[Rs_imLocale])
1164 if (R->input_style & XIMPreeditPosition) { 1571 SET_LOCALE (locale);
1165 rxvt_setSize(aR_ & rect);
1166 rxvt_setPosition(aR_ & spot);
1167 rxvt_setColor(aR_ & fg, &bg);
1168
1169 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1170 XNSpotLocation, &spot,
1171 XNForeground, fg, XNBackground, bg,
1172 //XNFontSet, R->TermWin.fontset,
1173 NULL);
1174 } else if (R->input_style & XIMPreeditArea) {
1175 rxvt_setColor(aR_ & fg, &bg);
1176
1177 /*
1178 * The necessary width of preedit area is unknown
1179 * until create input context.
1180 */
1181 needed_rect.width = 0;
1182
1183 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1184
1185 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1186 XNForeground, fg, XNBackground, bg,
1187 //XNFontSet, R->TermWin.fontset,
1188 NULL);
1189 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1190 XNForeground, fg, XNBackground, bg,
1191 //XNFontSet, R->TermWin.fontset,
1192 NULL);
1193 }
1194 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1195 XNClientWindow, R->TermWin.parent[0],
1196 XNFocusWindow, R->TermWin.parent[0],
1197 XNDestroyCallback, &ximcallback,
1198 preedit_attr ? XNPreeditAttributes : NULL,
1199 preedit_attr,
1200 status_attr ? XNStatusAttributes : NULL,
1201 status_attr, NULL);
1202 if (preedit_attr)
1203 XFree(preedit_attr);
1204 if (status_attr)
1205 XFree(status_attr);
1206 if (R->Input_Context == NULL) {
1207 rxvt_print_error("failed to create input context");
1208 XCloseIM(xim);
1209 return False;
1210 }
1211 if (R->input_style & XIMPreeditArea)
1212 rxvt_IMSetStatusPosition(aR);
1213 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1214 return True;
1215} 1572}
1216 1573
1217/* EXTPROTO */
1218void 1574void
1219rxvt_IMSetStatusPosition(pR) 1575rxvt_term::im_set_position ()
1220{ 1576{
1221 XRectangle preedit_rect, status_rect, *needed_rect; 1577 XRectangle preedit_rect, status_rect, *needed_rect;
1222 XVaNestedList preedit_attr, status_attr; 1578 XVaNestedList preedit_attr, status_attr;
1223 1579
1224 if (R->Input_Context == NULL 1580 if (!Input_Context
1225 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1581 || !focus
1226 || !rxvt_IMisRunning(aR)) 1582 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1583 || !im_is_running ())
1227 return; 1584 return;
1228 1585
1586 if (input_style & XIMPreeditPosition)
1587 {
1588 im_set_size (preedit_rect);
1589 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1590
1591 XSetICValues (Input_Context,
1592 XNPreeditAttributes, preedit_attr, NULL);
1593 }
1594 else
1595 {
1229/* Getting the necessary width of preedit area */ 1596 /* Getting the necessary width of preedit area */
1230 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1597 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1231 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1598 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1232 XFree(status_attr); 1599 XFree (status_attr);
1233 1600
1234 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1601 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1602 XFree (needed_rect);
1235 1603
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1604 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1237 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1605 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1238 1606
1239 XSetICValues(R->Input_Context, 1607 XSetICValues (Input_Context,
1240 XNPreeditAttributes, preedit_attr, 1608 XNPreeditAttributes, preedit_attr,
1241 XNStatusAttributes, status_attr, NULL); 1609 XNStatusAttributes, status_attr,
1610 NULL);
1242 1611
1612 XFree (status_attr);
1613 }
1614
1243 XFree(preedit_attr); 1615 XFree (preedit_attr);
1244 XFree(status_attr);
1245} 1616}
1246#endif /* USE_XIM */ 1617#endif /* USE_XIM */
1247 1618
1248/*----------------------------------------------------------------------*/ 1619void
1249rxvt_t rxvt_current_term; 1620rxvt_term::get_window_origin (int &x, int &y)
1621{
1622 Window cr;
1623 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1624}
1625
1626Pixmap
1627rxvt_term::get_pixmap_property (Atom property)
1628{
1629 Pixmap pixmap = None;
1630
1631 int aformat;
1632 unsigned long nitems, bytes_after;
1633 Atom atype;
1634 unsigned char *prop;
1635 int result = XGetWindowProperty (dpy, display->root, property,
1636 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1637 &nitems, &bytes_after, &prop);
1638 if (result == Success)
1639 {
1640 if (atype == XA_PIXMAP)
1641 pixmap = *(Pixmap *)prop;
1642 XFree (prop);
1643 }
1644
1645 return pixmap;
1646}
1647
1648#ifdef HAVE_BG_PIXMAP
1649
1650void
1651rxvt_term::update_background ()
1652{
1653 if (update_background_ev.is_active ())
1654 return;
1655
1656 bg_invalidate ();
1657
1658 if (!mapped)
1659 return;
1660
1661 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1662
1663 if (to_wait <= 0.)
1664 bg_render ();
1665 else
1666 update_background_ev.start (to_wait);
1667}
1668
1669void
1670rxvt_term::update_background_cb (ev::timer &w, int revents)
1671{
1672 make_current ();
1673
1674 update_background_ev.stop ();
1675 bg_render ();
1676 refresh_check ();
1677}
1678
1679#endif /* HAVE_BG_PIXMAP */
1250 1680
1251/*----------------------- end-of-file (C source) -----------------------*/ 1681/*----------------------- end-of-file (C source) -----------------------*/

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