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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.25 by pcg, Sat Jan 31 03:27:45 2004 UTC vs.
Revision 1.372 by sf-exg, Sat Jan 28 15:18:29 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * 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>
7 * - original version 7 * - original version
… …
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16 * 17 *
17 * 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
18 * 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
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
… …
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
35 38
39#include <limits>
40
41#include <assert.h>
36#include <signal.h> 42#include <signal.h>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h> 43#include <string.h>
40#endif
41 44
42#ifdef HAVE_TERMIOS_H
43# include <termios.h> 45#include <termios.h>
44#endif
45 46
46#include <cstring> 47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# include <locale.h>
52#endif
47 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
48static char curlocale[128]; 60static char curlocale[128], savelocale[128];
49 61
50void 62bool
51rxvt_set_locale (const char *locale) 63rxvt_set_locale (const char *locale) NOTHROW
52{ 64{
53 if (locale && STRNCMP (locale, curlocale, 128)) 65 int size = strlen (locale) + 1;
54 { 66
55 STRNCPY (curlocale, locale, 128); 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);
56 setlocale (LC_CTYPE, curlocale); 74 setlocale (LC_CTYPE, curlocale);
57 } 75 return true;
58} 76}
59 77
60void * 78void
61rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
62{ 80{
63 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
64 84
65 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
66 return p; 148 return len;
67}
68 149
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 150}
151#endif
74 152
75rxvt_term::rxvt_term () 153rxvt_term::rxvt_term ()
76: 154{
155#if HAVE_BG_PIXMAP
156 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
157#endif
77#ifdef CURSOR_BLINK 158#ifdef CURSOR_BLINK
78 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 159 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
79#endif 160#endif
80#ifdef TEXT_BLINK 161#ifdef TEXT_BLINK
81 text_blink_ev (this, &rxvt_term::text_blink_cb), 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),
82#endif 179#endif
83#ifdef POINTER_BLANK 180#ifdef POINTER_BLANK
84 pointer_ev (this, &rxvt_term::pointer_cb), 181 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
85#endif 182#endif
86 check_ev (this, &rxvt_term::check_cb), 183#ifndef NO_BELL
87 destroy_ev (this, &rxvt_term::destroy_cb), 184 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
88 pty_ev (this, &rxvt_term::pty_cb), 185#endif
89 x_ev (this, &rxvt_term::x_cb), 186 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
90 incr_ev (this, &rxvt_term::incr_cb) 187 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
91{ 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
92 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;
93} 212}
94 213
95rxvt_term::~rxvt_term () 214rxvt_term::~rxvt_term ()
96{ 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#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
97 scr_release (); 262 scr_release ();
98 263
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);
99 free (locale); 270 free (locale);
100 free (codeset); 271 free (v_buffer);
101 272
102#ifndef NO_SETOWNER_TTYDEV 273 delete selection_req;
103 privileged_ttydev (RESTORE);
104#endif
105#ifdef UTMP_SUPPORT
106 privileged_utmp (RESTORE);
107#endif
108#ifdef USE_XIM
109 if (Input_Context != NULL)
110 {
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 274
116 if (cmd_fd >= 0) 275 delete envv;
117 close (cmd_fd); 276 delete argv;
118 277
119 if (Xfd >= 0) 278#ifdef KEYSYM_RESOURCE
120 XCloseDisplay (Xdisplay); 279 delete keyboard;
280#endif
281#ifndef NO_RESOURCES
282 XrmDestroyDatabase (option_db);
283#endif
284}
121 285
122 delete PixColors; 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 ();
123} 296}
124 297
125void 298void
126rxvt_term::destroy () 299rxvt_term::destroy ()
127{ 300{
301 if (destroy_ev.is_active ())
302 return;
303
304 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
305
306#if ENABLE_OVERLAY
307 scr_overlay_off ();
308#endif
309
310 if (display)
311 {
312#if USE_XIM
313 im_ev.stop (display);
314#endif
315 scrollbar_ev.stop (display);
316#if ENABLE_TRANSPARENCY || ENABLE_PERL
317 rootwin_ev.stop (display);
318#endif
319 termwin_ev.stop (display);
320 vt_ev.stop (display);
321 }
322
128 check_ev.stop (); 323 flush_ev.stop ();
129 pty_ev.stop (); 324 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 325#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 326 cursor_blink_ev.stop ();
133#endif 327#endif
134#ifdef TEXT_BLINK 328#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 329 text_blink_ev.stop ();
136#endif 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
137#ifdef POINTER_BLANK 337#ifdef POINTER_BLANK
138 pointer_ev.stop (); 338 pointer_ev.stop ();
139#endif 339#endif
140 340
141 destroy_ev.start (0); 341 destroy_ev.start ();
142} 342}
143 343
144void 344void
145rxvt_term::destroy_cb (time_watcher &w) 345rxvt_term::destroy_cb (ev::idle &w, int revents)
146{ 346{
147 SET_R (this); 347 make_current ();
148 348
149 delete this; 349 delete this;
150} 350}
151 351
152/*----------------------------------------------------------------------*/
153/* rxvt_init() */
154/* LIBPROTO */
155rxvt_t
156rxvt_init (int argc, const char *const *argv)
157{
158 SET_R (new rxvt_term);
159
160 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161 {
162 delete GET_R;
163 SET_R (0);
164 }
165
166 return GET_R;
167}
168
169void 352void
170rxvt_init_signals () 353rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
171{ 354{
172/* install exit handler for cleanup */ 355 if (!opt)
173#if 0
174#ifdef HAVE_ATEXIT
175 atexit(rxvt_clean_exit);
176#else
177#endif
178#endif
179
180 struct sigaction sa;
181
182 sigfillset (&sa.sa_mask);
183 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191/* need to trap SIGURG for SVR4 (Unixware) rlogin */
192/* signal (SIGURG, SIG_DFL); */
193
194 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196}
197
198bool
199rxvt_term::init (int argc, const char *const *argv)
200{
201 /*
202 * Save and then give up any super-user privileges
203 * If we need privileges in any area then we must specifically request it.
204 * We should only need to be root in these cases:
205 * 1. write utmp entries on some systems
206 * 2. chown tty on some systems
207 */
208 privileges (SAVE);
209 privileges (IGNORE);
210
211 init_secondary ();
212
213 const char **cmd_argv = init_resources (argc, argv);
214
215 set_locale ("");
216
217#if (MENUBAR_MAX)
218 menubar_read (rs[Rs_menu]);
219#endif
220#ifdef HAVE_SCROLLBARS
221 if (Options & Opt_scrollBar)
222 scrollBar.setIdle (); /* set existence for size calculations */
223#endif
224
225 create_windows (argc, argv);
226
227 init_xlocale ();
228
229 scr_reset (); /* initialize screen */
230#ifdef RXVT_GRAPHICS
231 Gr_reset (); /* reset graphics */
232#endif
233
234#if 0
235#ifdef DEBUG_X
236 XSynchronize(Xdisplay, True);
237#endif
238#endif
239
240#ifdef HAVE_SCROLLBARS
241 if (Options & Opt_scrollBar)
242 resize_scrollbar (); /* create and map scrollbar */
243#endif
244#if (MENUBAR_MAX)
245 if (menubar_visible(r))
246 XMapWindow (Xdisplay, menuBar.win);
247#endif
248#ifdef TRANSPARENT
249 if (Options & Opt_transparent)
250 {
251 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252 check_our_parents ();
253 }
254#endif
255 XMapWindow (Xdisplay, TermWin.vt);
256 XMapWindow (Xdisplay, TermWin.parent[0]);
257
258 init_env ();
259 init_command (cmd_argv);
260
261 x_ev.start (Xfd, EVENT_READ);
262 pty_ev.start (cmd_fd, EVENT_READ);
263
264 check_ev.start ();
265
266 process_x_events ();
267
268 return true;
269}
270
271/* ------------------------------------------------------------------------- *
272 * SIGNAL HANDLING & EXIT HANDLER *
273 * ------------------------------------------------------------------------- */
274/*
275 * Catch a SIGCHLD signal and exit if the direct child has died
276 */
277/* ARGSUSED */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Child_signal(int sig __attribute__ ((unused)))
281{
282 int pid, save_errno = errno;
283 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284 ;
285 errno = save_errno;
286
287#if 0
288 if (pid == cmd_pid)
289 exit (EXIT_SUCCESS);
290#endif
291}
292
293/*
294 * Catch a fatal signal and tidy up before quitting
295 */
296/* EXTPROTO */
297RETSIGTYPE
298rxvt_Exit_signal(int sig)
299{
300 signal(sig, SIG_DFL);
301#ifdef DEBUG_CMD
302 rxvt_print_error("signal %d", sig);
303#endif
304 rxvt_clean_exit();
305 kill(getpid(), sig);
306}
307
308/* ARGSUSED */
309/* EXTPROTO */
310int
311rxvt_xerror_handler(const Display * display
312 __attribute__ ((unused)), const XErrorEvent * event)
313{
314 if (GET_R->allowedxerror == -1)
315 GET_R->allowedxerror = event->error_code;
316 else
317 {
318 rxvt_print_error("XError: Request: %d . %d, Error: %d",
319 event->request_code, event->minor_code,
320 event->error_code);
321
322 GET_R->destroy ();
323 }
324
325 return 0; 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);
326} 362}
327 363
328/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
329/* 365/*
330 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
331 * 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
332 */ 368 */
333/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
334void
335rxvt_clean_exit ()
336{
337 GET_R->destroy ();
338}
339 370
340/* ------------------------------------------------------------------------- * 371static void
341 * MEMORY ALLOCATION WRAPPERS * 372rxvt_emergency_cleanup ()
342 * ------------------------------------------------------------------------- */
343/* EXTPROTO */
344void *
345rxvt_malloc(size_t size)
346{ 373{
347 void *p; 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
375 (*t)->emergency_cleanup ();
376}
348 377
349 p = malloc(size); 378#if !ENABLE_MINIMAL
350 if (p) 379static void
351 return p; 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}
425#endif
352 426
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 427int
354 rxvt_clean_exit(); 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
429{
430 if (GET_R->allowedxerror == -1)
431 GET_R->allowedxerror = event->error_code;
432 else
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);
440#endif
441 }
442
443 return 0;
444}
445
446int
447rxvt_xioerror_handler (Display *display)
448{
449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
450 DisplayString (display));
451 rxvt_emergency_cleanup ();
355 exit(EXIT_FAILURE); 452 _exit (EXIT_FAILURE);
356/* NOTREACHED */
357} 453}
358 454
359/* EXTPROTO */ 455static struct sig_handlers
360void *
361rxvt_calloc(size_t number, size_t size)
362{ 456{
363 void *p; 457 ev::sig sw_term, sw_int;
364 458
365 p = calloc(number, size); 459 /*
366 if (p) 460 * Catch a fatal signal and tidy up before quitting
367 return p; 461 */
462 void sig_term (ev::sig &w, int revents);
368 463
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 464 sig_handlers ()
370 rxvt_clean_exit(); 465 {
371 exit(EXIT_FAILURE); 466 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
372/* NOTREACHED */ 467 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
373} 468 }
469} sig_handlers;
374 470
375/* EXTPROTO */
376void *
377rxvt_realloc(void *ptr, size_t size)
378{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size);
383 else
384 p = malloc(size);
385 if (p)
386 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391/* NOTREACHED */
392}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398void 471void
399rxvt_term::privileges (int mode) 472sig_handlers::sig_term (ev::sig &w, int revents)
400{ 473{
401#if ! defined(__CYGWIN32__) 474 rxvt_emergency_cleanup ();
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 475 w.stop ();
403/* setreuid() is the poor man's setuid(), seteuid() */ 476 kill (getpid (), w.signum);
404# define seteuid(a) setreuid(-1, (a)) 477}
405# define setegid(a) setregid(-1, (a)) 478
406# 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;
407# endif 501# endif
408# ifdef HAVE_SETEUID 502# ifdef VREPRINT
409 switch (mode) { 503 tio->c_cc[VREPRINT] = CRPRNT;
410 case IGNORE:
411 /*
412 * change effective uid/gid - not real uid/gid - so we can switch
413 * back to root later, as required
414 */
415 seteuid(getuid());
416 setegid(getgid());
417 break;
418 case SAVE:
419 euid = geteuid();
420 egid = getegid();
421 break;
422 case RESTORE:
423 seteuid(euid);
424 setegid(egid);
425 break;
426 }
427# else
428 switch (mode) {
429 case IGNORE:
430 setuid(getuid());
431 setgid(getgid());
432 /* FALLTHROUGH */
433 case SAVE:
434 /* FALLTHROUGH */
435 case RESTORE:
436 break;
437 }
438# endif 504# endif
439#endif 505# ifdef VDISCRD
440} 506 tio->c_cc[VDISCRD] = CFLUSH;
441
442#ifdef UTMP_SUPPORT
443void
444rxvt_term::privileged_utmp (char action)
445{
446 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
447 action, next_utmp_action, getpid()));
448 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
449 || (Options & Opt_utmpInhibit)
450 || ttydev == NULL || *ttydev == '\0')
451 return;
452
453 privileges (RESTORE);
454 if (action == SAVE) {
455 next_utmp_action = RESTORE;
456 makeutent (ttydev, rs[Rs_display_name]);
457 } else { /* action == RESTORE */
458 next_utmp_action = IGNORE;
459 cleanutent ();
460 }
461 privileges (IGNORE);
462}
463#endif
464
465#ifndef NO_SETOWNER_TTYDEV
466void
467rxvt_term::privileged_ttydev (char action)
468{
469 D_MAIN((stderr,
470 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
471 action, next_tty_action, getpid()));
472 if (next_tty_action != action || (action != SAVE && action != RESTORE)
473 || ttydev == NULL || *ttydev == '\0')
474 return;
475
476 privileges (RESTORE);
477
478 if (action == SAVE) {
479 next_tty_action = RESTORE;
480# ifndef RESET_TTY_TO_COMMON_DEFAULTS
481/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
482 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
483 next_tty_action = IGNORE;
484 else
485# endif 507# endif
486 { 508# ifdef VWERSE
487 chown(ttydev, getuid(), ttygid); /* fail silently */ 509 tio->c_cc[VWERSE] = CWERASE;
488 chmod(ttydev, ttymode);
489# ifdef HAVE_REVOKE
490 revoke(ttydev);
491# endif 510# endif
492 } 511# ifdef VLNEXT
493 } else { /* action == RESTORE */ 512 tio->c_cc[VLNEXT] = CLNEXT;
494 next_tty_action = IGNORE;
495# ifndef RESET_TTY_TO_COMMON_DEFAULTS
496 chmod(ttydev, ttyfd_stat.st_mode);
497 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
498# else
499 chmod(ttydev,
500 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
501 chown(ttydev, 0, 0);
502# endif 513# endif
503 } 514# ifdef VSTATUS
504 515 tio->c_cc[VSTATUS] = CSTATUS;
505 privileges (IGNORE);
506
507# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
509 action == RESTORE ? "Restoring" : (action ==
510 SAVE ? "Saving" :
511 "UNKNOWN ERROR for"), ttydev,
512 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
513 ttyfd_stat.st_gid));
514# endif 516# endif
515} 517
518# if VMIN != VEOF
519 tio->c_cc[VMIN] = 1;
516#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}
517 577
518/*----------------------------------------------------------------------*/ 578/*----------------------------------------------------------------------*/
519/* 579/*
520 * window size/position calculcations for XSizeHint and other storage. 580 * window size/position calculations for XSizeHint and other storage.
521 * if width/height are non-zero then override calculated width/height 581 * if width/height are non-zero then override calculated width/height
522 */ 582 */
523void 583void
524rxvt_term::window_calc (unsigned int width, unsigned int height) 584rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
525{ 585{
526 short recalc_x, recalc_y; 586 short recalc_x, recalc_y;
527 int x, y, sb_w, mb_h, flags; 587 int x, y, flags;
528 unsigned int w, h; 588 unsigned int w, h;
529 unsigned int max_width, max_height; 589 unsigned int max_width, max_height;
530 590
531 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
532 TermWin.ncol, TermWin.nrow, szHint.width,
533 szHint.height));
534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 591 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
535 szHint.win_gravity = NorthWestGravity; 592 szHint.win_gravity = NorthWestGravity;
536/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 593 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
537 594
538 recalc_x = recalc_y = 0; 595 recalc_x = recalc_y = 0;
539 flags = 0; 596 flags = 0;
597
540 if (!parsed_geometry) { 598 if (!parsed_geometry)
599 {
541 parsed_geometry = 1; 600 parsed_geometry = 1;
601
542 if (rs[Rs_geometry]) 602 if (rs[Rs_geometry])
543 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 603 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
604
544 if (flags & WidthValue) { 605 if (flags & WidthValue)
545 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 ());
546 szHint.flags |= USSize; 611 szHint.flags |= USSize;
547 } 612 }
613
548 if (flags & HeightValue) { 614 if (flags & HeightValue)
549 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 ());
550 szHint.flags |= USSize; 620 szHint.flags |= USSize;
551 } 621 }
622
552 if (flags & XValue) { 623 if (flags & XValue)
624 {
553 szHint.x = x; 625 szHint.x = x;
554 szHint.flags |= USPosition; 626 szHint.flags |= USPosition;
627
555 if (flags & XNegative) { 628 if (flags & XNegative)
629 {
556 recalc_x = 1; 630 recalc_x = 1;
557 szHint.win_gravity = NorthEastGravity; 631 szHint.win_gravity = NorthEastGravity;
558 } 632 }
559 } 633 }
634
560 if (flags & YValue) { 635 if (flags & YValue)
636 {
561 szHint.y = y; 637 szHint.y = y;
562 szHint.flags |= USPosition; 638 szHint.flags |= USPosition;
639
563 if (flags & YNegative) { 640 if (flags & YNegative)
641 {
564 recalc_y = 1; 642 recalc_y = 1;
643
565 if (szHint.win_gravity == NorthEastGravity) 644 if (szHint.win_gravity == NorthEastGravity)
566 szHint.win_gravity = SouthEastGravity; 645 szHint.win_gravity = SouthEastGravity;
567 else 646 else
568 szHint.win_gravity = SouthWestGravity; 647 szHint.win_gravity = SouthWestGravity;
569 } 648 }
570 } 649 }
571 } 650 }
651
572/* TODO: BOUNDS */ 652 /* TODO: BOUNDS */
573 TermWin.width = TermWin.ncol * TermWin.fwidth; 653 width = ncol * fwidth;
574 TermWin.height = TermWin.nrow * TermWin.fheight; 654 height = nrow * fheight;
575 max_width = MAX_COLS * TermWin.fwidth; 655 max_width = MAX_COLS * fwidth;
576 max_height = MAX_ROWS * TermWin.fheight; 656 max_height = MAX_ROWS * fheight;
577 657
578 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 658 szHint.base_width = szHint.base_height = 2 * int_bwidth;
579 659
580 sb_w = mb_h = 0;
581 window_vt_x = window_vt_y = 0; 660 window_vt_x = window_vt_y = int_bwidth;
582 if (scrollbar_visible ()) { 661
662 if (scrollBar.state)
663 {
583 sb_w = scrollbar_TotalWidth(); 664 int sb_w = scrollBar.total_width ();
584 szHint.base_width += sb_w; 665 szHint.base_width += sb_w;
666
585 if (!(Options & Opt_scrollBar_right)) 667 if (!option (Opt_scrollBar_right))
586 window_vt_x = sb_w; 668 window_vt_x += sb_w;
587 } 669 }
588 if (menubar_visible ()) { 670
589 mb_h = menuBar_TotalHeight();
590 szHint.base_height += mb_h;
591 window_vt_y = mb_h;
592 }
593 szHint.width_inc = TermWin.fwidth; 671 szHint.width_inc = fwidth;
594 szHint.height_inc = TermWin.fheight; 672 szHint.height_inc = fheight;
595 szHint.min_width = szHint.base_width + szHint.width_inc; 673 szHint.min_width = szHint.base_width + szHint.width_inc;
596 szHint.min_height = szHint.base_height + szHint.height_inc; 674 szHint.min_height = szHint.base_height + szHint.height_inc;
597 675
598 if (width && width - szHint.base_width < max_width) { 676 if (newwidth && newwidth - szHint.base_width < max_width)
677 {
599 szHint.width = width; 678 szHint.width = newwidth;
600 TermWin.width = width - szHint.base_width; 679 width = newwidth - szHint.base_width;
601 } else { 680 }
602 MIN_IT(TermWin.width, max_width); 681 else
682 {
683 min_it (width, max_width);
603 szHint.width = szHint.base_width + TermWin.width; 684 szHint.width = szHint.base_width + width;
604 } 685 }
686
605 if (height && height - szHint.base_height < max_height) { 687 if (newheight && newheight - szHint.base_height < max_height)
688 {
606 szHint.height = height; 689 szHint.height = newheight;
607 TermWin.height = height - szHint.base_height; 690 height = newheight - szHint.base_height;
608 } else { 691 }
692 else
693 {
609 MIN_IT(TermWin.height, max_height); 694 min_it (height, max_height);
610 szHint.height = szHint.base_height + TermWin.height; 695 szHint.height = szHint.base_height + height;
611 } 696 }
612 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
613 window_sb_x = szHint.width - sb_w;
614 697
615 if (recalc_x) 698 if (recalc_x)
616 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 699 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
617 - szHint.width - 2 * TermWin.ext_bwidth); 700
618 if (recalc_y) 701 if (recalc_y)
619 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 702 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
620 - szHint.height - 2 * TermWin.ext_bwidth);
621 703
622 TermWin.ncol = TermWin.width / TermWin.fwidth; 704 ncol = width / fwidth;
623 TermWin.nrow = TermWin.height / TermWin.fheight; 705 nrow = height / fheight;
624 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 706
625 TermWin.ncol, TermWin.nrow, szHint.width, 707 // When the size of the vt window is not a multiple of the cell
626 szHint.height)); 708 // size, i.e., when the wm does not honour our size hints, there are
627 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;
628} 715}
629 716
630/*----------------------------------------------------------------------*/ 717/*----------------------------------------------------------------------*/
631/* 718/*
632 * Tell the teletype handler what size the window is. 719 * Tell the teletype handler what size the window is.
633 * Called after a window size change. 720 * Called after a window size change.
634 */ 721 */
635void 722void
636rxvt_term::tt_winch () 723rxvt_term::tt_winch ()
637{ 724{
725 if (pty->pty < 0)
726 return;
727
638 struct winsize ws; 728 struct winsize ws;
639 729
640 if (cmd_fd < 0)
641 return;
642
643 ws.ws_col = TermWin.ncol; 730 ws.ws_col = ncol;
644 ws.ws_row = TermWin.nrow; 731 ws.ws_row = nrow;
645 ws.ws_xpixel = ws.ws_ypixel = 0; 732 ws.ws_xpixel = vt_width;
646#ifndef DEBUG_SIZE 733 ws.ws_ypixel = vt_height;
647 (void)ioctl (cmd_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.width += letterSpace;
770
771 fs->set_prop (prop, false);
772
773 fwidth = prop.width;
774 fheight = prop.height + lineSpace;
775 fbase = prop.ascent;
776
777 for (int style = 1; style < 4; style++)
778 {
779#if ENABLE_STYLES
780 const char *res = rs[Rs_font + style];
781
782 if (res && !*res)
783 fontset[style] = fontset[0];
784 else
785 {
786 fontset[style] = fs = new rxvt_fontset (this);
787 rxvt_fontprop prop2 = prop;
788
789 if (res)
790 {
791 fs->populate (res);
792 fs->set_prop (prop2, false);
793 }
794 else
795 {
796 fs->populate (fontset[0]->fontdesc);
797
798 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
799 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
800
801 fs->set_prop (prop2, true);
802 }
803
804 }
648#else 805#else
649 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 806 fontset[style] = fontset[0];
650 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
651# ifdef SIGWINCH
652 else if (cmd_pid) /* force through to the command */
653 kill (cmd_pid, SIGWINCH);
654# endif 807#endif
655#endif 808 }
656}
657 809
658/*----------------------------------------------------------------------*/ 810 if (parent)
659/* rxvt_change_font() - Switch to a new font */ 811 {
660/* 812 resize_all_windows (0, 0, 0);
661 * init = 1 - initialize 813 scr_remap_chars ();
662 * 814 scr_touch (true);
663 * fontname == FONT_UP - switch to bigger font 815 }
664 * fontname == FONT_DN - switch to smaller font
665 */
666void
667rxvt_term::change_font (int init, const char *fontname)
668{
669}
670 816
817 return true;
818}
819
671void 820void
672rxvt_term::font_up_down (int n, int direction) 821rxvt_term::set_string_property (Atom prop, const char *str, int len)
673{ 822{
823 XChangeProperty (dpy, parent,
824 prop, XA_STRING, 8, PropModeReplace,
825 (const unsigned char *)str, len >= 0 ? len : strlen (str));
826}
827
828void
829rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
830{
831 XTextProperty ct;
832
833 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
834 {
835 XSetTextProperty (dpy, parent, &ct, prop);
836 XFree (ct.value);
837 }
838}
839
840void
841rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
842{
843 wchar_t *ws = rxvt_mbstowcs (str, len);
844 char *s = rxvt_wcstoutf8 (ws);
845
846 XChangeProperty (dpy, parent,
847 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
848 (const unsigned char *)s, strlen (s));
849
850 free (s);
851 free (ws);
674} 852}
675 853
676/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
677/*----------------------------------------------------------------------*/ 855/*----------------------------------------------------------------------*/
678/* xterm sequences - title, iconName, color (exptl) */ 856/* xterm sequences - title, iconName, color (exptl) */
679void 857void
680rxvt_term::set_title (const char *str) 858rxvt_term::set_title (const char *str)
681{ 859{
682#ifndef SMART_WINDOW_TITLE 860 set_mbstring_property (XA_WM_NAME, str);
683 XStoreName(Xdisplay, TermWin.parent[0], str); 861#if ENABLE_EWMH
684#else 862 set_utf8_property (xa[XA_NET_WM_NAME], str);
685 char *name;
686
687 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
688 name = NULL;
689 if (name == NULL || STRCMP(name, str))
690 XStoreName(Xdisplay, TermWin.parent[0], str);
691 if (name)
692 XFree(name);
693#endif 863#endif
694} 864}
695 865
696void 866void
697rxvt_term::set_iconName (const char *str) 867rxvt_term::set_icon_name (const char *str)
698{ 868{
699#ifndef SMART_WINDOW_TITLE 869 set_mbstring_property (XA_WM_ICON_NAME, str);
700 XSetIconName(Xdisplay, TermWin.parent[0], str); 870#if ENABLE_EWMH
701#else 871 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
702 char *name;
703
704 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
705 name = NULL;
706 if (name == NULL || STRCMP(name, str))
707 XSetIconName(Xdisplay, TermWin.parent[0], str);
708 if (name)
709 XFree(name);
710#endif 872#endif
711} 873}
712 874
875void
876rxvt_term::set_window_color (int idx, const char *color)
877{
713#ifdef XTERM_COLOR_CHANGE 878#ifdef XTERM_COLOR_CHANGE
714void
715rxvt_term::set_window_color (int idx, const char *color)
716{
717 rxvt_color xcol; 879 rxvt_color xcol;
718 int i;
719 880
720 if (color == NULL || *color == '\0') 881 if (color == NULL || *color == '\0')
721 return; 882 return;
722 883
884 color = strdup (color);
885 allocated.push_back ((void *)color);
886 rs[Rs_color + idx] = color;
887
723/* handle color aliases */ 888 /* handle color aliases */
724 if (isdigit(*color)) { 889 if (isdigit (*color))
890 {
725 i = atoi(color); 891 int i = atoi (color);
726 if (i >= 8 && i <= 15) { /* bright colors */ 892
727 i -= 8; 893 if (i >= 8 && i <= 15)
728# ifndef NO_BRIGHTCOLOR 894 {
895 /* bright colors */
729 PixColors[idx] = PixColors[minBrightCOLOR + i]; 896 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
730 SET_PIXCOLOR(idx);
731 goto Done; 897 goto done;
732# endif
733 } 898 }
734 if (i >= 0 && i <= 7) { /* normal colors */ 899
900 if (i >= 0 && i <= 7)
901 {
902 /* normal colors */
735 PixColors[idx] = PixColors[minCOLOR + i]; 903 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
736 SET_PIXCOLOR(idx);
737 goto Done; 904 goto done;
738 } 905 }
739 } 906 }
740 if (!rXParseAllocColor (& xcol, color))
741 return;
742/* XStoreColor (Xdisplay, XCMAP, XColor*); */
743 907
744/* 908 set_color (xcol, color);
909
910 /*
745 * FIXME: should free colors here, but no idea how to do it so instead, 911 * FIXME: should free colors here, but no idea how to do it so instead,
746 * so just keep gobbling up the colormap 912 * so just keep gobbling up the colormap
747 */ 913 */
748# if 0
749 for (i = Color_Black; i <= Color_White; i++)
750 if (PixColors[idx] == PixColors[i])
751 break;
752 if (i > Color_White) {
753 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
754 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
755 DisplayPlanes(Xdisplay, Xscreen));
756 }
757# endif
758 914
759 PixColors[idx] = xcol; 915 pix_colors_focused[idx] = xcol;
760 SET_PIXCOLOR(idx);
761 916
762/* XSetWindowAttributes attr; */ 917done:
763/* Cursor cursor; */
764 Done:
765 if (idx == Color_bg && !(Options & Opt_transparent))
766 XSetWindowBackground(Xdisplay, TermWin.vt,
767 PixColors[Color_bg]);
768
769/* handle Color_BD, scrollbar background, etc. */ 918 /*TODO: handle Color_BD, scrollbar background, etc. */
770 919
771 set_colorfgbg (); 920 update_fade_color (idx);
772 recolour_cursor (); 921 recolour_cursor ();
773/* the only reasonable way to enforce a clean update */ 922 scr_recolour ();
774 scr_poweron (); 923#endif /* XTERM_COLOR_CHANGE */
775} 924}
776
777#else
778# define set_window_color (idx,color) ((void)0)
779#endif /* XTERM_COLOR_CHANGE */
780 925
781void 926void
782rxvt_term::recolour_cursor () 927rxvt_term::recolour_cursor ()
783{ 928{
784#if TODO 929 XColor fg, bg;
785 rxvt_color xcol[2];
786 930
787 xcol[0] = PixColors[Color_pointer]; 931 (ISSET_PIXCOLOR (Color_pointer_fg)
788 xcol[1] = PixColors[Color_bg]; 932 ? pix_colors_focused[Color_pointer_fg]
789 XQueryColors (Xdisplay, XCMAP, xcol, 2); 933 : pix_colors_focused[Color_fg]).get (fg);
934
935 (ISSET_PIXCOLOR (Color_pointer_bg)
936 ? pix_colors_focused[Color_pointer_bg]
937 : pix_colors_focused[Color_bg]).get (bg);
938
790 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 939 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
791#endif
792} 940}
793 941
794/*----------------------------------------------------------------------*/ 942/*----------------------------------------------------------------------*/
795/* 943/*
796 * find if fg/bg matches any of the normal (low-intensity) colors 944 * find if fg/bg matches any of the normal (low-intensity) colors
797 */ 945 */
798void 946char *
799rxvt_term::set_colorfgbg () 947rxvt_term::get_colorfgbg ()
800{ 948{
801 unsigned int i; 949 unsigned int i;
802 const char *xpmb = "\0"; 950 const char *xpmb = "";
803 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 951 char fstr[] = "default";
952 char bstr[] = "default";
953 char *env_colorfgbg;
804 954
805 env_colorfgbg =
806 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
807 STRCPY(fstr, "default");
808 STRCPY(bstr, "default");
809 for (i = Color_Black; i <= Color_White; i++) 955 for (i = Color_Black; i <= Color_White; i++)
810 if (PixColors[Color_fg] == PixColors[i]) { 956 if (pix_colors[Color_fg] == pix_colors[i])
957 {
811 sprintf(fstr, "%d", (i - Color_Black)); 958 sprintf (fstr, "%d", i - Color_Black);
812 break; 959 break;
813 } 960 }
961
814 for (i = Color_Black; i <= Color_White; i++) 962 for (i = Color_Black; i <= Color_White; i++)
815 if (PixColors[Color_bg] == PixColors[i]) { 963 if (pix_colors[Color_bg] == pix_colors[i])
964 {
816 sprintf(bstr, "%d", (i - Color_Black)); 965 sprintf (bstr, "%d", i - Color_Black);
817#ifdef XPM_BACKGROUND 966#ifdef BG_IMAGE_FROM_FILE
818 xpmb = "default;"; 967 xpmb = "default;";
819#endif 968#endif
820 break; 969 break;
821 } 970 }
971
972 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
822 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 973 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
823 putenv(env_colorfgbg); 974 return env_colorfgbg;
824
825#ifndef NO_BRIGHTCOLOR
826 colorfgbg = DEFAULT_RSTYLE;
827 for (i = minCOLOR; i <= maxCOLOR; i++) {
828 if (PixColors[Color_fg] == PixColors[i])
829 colorfgbg = SET_FGCOLOR(colorfgbg, i);
830 if (PixColors[Color_bg] == PixColors[i])
831 colorfgbg = SET_BGCOLOR(colorfgbg, i);
832 }
833#endif
834} 975}
835 976
836/*----------------------------------------------------------------------*/ 977/*----------------------------------------------------------------------*/
837/*
838 * Colour determination for low colour displays, routine from
839 * Hans de Goede <hans@highrise.nl>
840 */
841 978
842int 979bool
843rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 980rxvt_term::set_color (rxvt_color &color, const char *name)
844{ 981{
845 if (!screen_in_out->set (this, colour)) { 982 if (color.set (this, name))
846 rxvt_print_error("can't allocate colour: %s", colour);
847 return false;
848 }
849
850 return true; 983 return true;
984
985 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
986 return false;
987}
988
989void
990rxvt_term::alias_color (int dst, int src)
991{
992 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
851} 993}
852 994
853/* -------------------------------------------------------------------- * 995/* -------------------------------------------------------------------- *
854 * - WINDOW RESIZING - * 996 * - WINDOW RESIZING - *
855 * -------------------------------------------------------------------- */ 997 * -------------------------------------------------------------------- */
856void 998void
857rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 999rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
858{ 1000{
859 int fix_screen; 1001 int fix_screen;
1002 int old_width = szHint.width;
1003 int old_height = szHint.height;
860 1004
861#ifdef SMART_RESIZE
862 int old_width = szHint.width, old_height = szHint.height;
863#endif
864
865 window_calc (width, height); 1005 window_calc (newwidth, newheight);
1006
1007 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1008
1009 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1010 if (set_hint)
1011 {
1012 szHint.flags &= ~(PBaseSize | PResizeInc);
866 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1013 XSetWMNormalHints (dpy, parent, &szHint);
1014 szHint.flags |= PBaseSize | PResizeInc;
1015 }
1016
867 if (!ignoreparent) 1017 if (!ignoreparent)
868 { 1018 {
869#ifdef SMART_RESIZE 1019#ifdef SMART_RESIZE
870 /* 1020 /*
871 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1021 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
874 int x, y, x1, y1; 1024 int x, y, x1, y1;
875 int dx, dy; 1025 int dx, dy;
876 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1026 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
877 Window unused_cr; 1027 Window unused_cr;
878 1028
879 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1029 XTranslateCoordinates (dpy, parent, display->root,
880 0, 0, &x, &y, &unused_cr); 1030 0, 0, &x, &y, &unused_cr);
881 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1031 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
882 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1032 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
883 /* 1033 /*
884 * if Xroot isn't the parent window, a WM will probably have offset 1034 * if display->root isn't the parent window, a WM will probably have offset
885 * our position for handles and decorations. Counter it 1035 * our position for handles and decorations. Counter it
886 */ 1036 */
887 if (x1 != x || y1 != y) { 1037 if (x1 != x || y1 != y)
1038 {
888 x -= x1; 1039 x -= x1;
889 y -= y1; 1040 y -= y1;
890 } 1041 }
891 1042
892 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1043 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
893 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1044 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
894 dx = old_width - szHint.width; 1045 dx = old_width - szHint.width;
895 dy = old_height - szHint.height; 1046 dy = old_height - szHint.height;
896 1047
897 /* Check position of the center of the window */ 1048 /* Check position of the center of the window */
898 if (x < x1) /* left half */ 1049 if (x < x1) /* left half */
899 dx = 0; 1050 dx = 0;
900 else if (x == x1) /* exact center */ 1051 else if (x == x1) /* exact center */
901 dx /= 2; 1052 dx /= 2;
902 if (y < y1) /* top half */ 1053 if (y < y1) /* top half */
903 dy = 0; 1054 dy = 0;
904 else if (y == y1) /* exact center */ 1055 else if (y == y1) /* exact center */
905 dy /= 2; 1056 dy /= 2;
906 1057
907 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1058 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
908 szHint.width, szHint.height); 1059 szHint.width, szHint.height);
909#else 1060#else
910 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1061 XResizeWindow (dpy, parent, szHint.width, szHint.height);
911 szHint.height);
912#endif 1062#endif
913 } 1063 }
914 1064
915 fix_screen = (TermWin.ncol != prev_ncol 1065 if (set_hint)
916 || TermWin.nrow != prev_nrow); 1066 XSetWMNormalHints (dpy, parent, &szHint);
917 1067
1068 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1069
918 if (fix_screen || width != old_width || height != old_height) 1070 if (fix_screen || newwidth != old_width || newheight != old_height)
919 { 1071 {
920 if (scrollbar_visible ()) 1072 if (scrollBar.state)
921 { 1073 scrollBar.resize ();
922 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
923 0, scrollbar_TotalWidth (), szHint.height);
924 resize_scrollbar ();
925 }
926 1074
927 if (menubar_visible ()) 1075 XMoveResizeWindow (dpy, vt,
928 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1076 window_vt_x, window_vt_y,
929 0, TermWin_TotalWidth (), menuBar_TotalHeight ()); 1077 vt_width, vt_height);
930 1078
931 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x, 1079#ifdef HAVE_BG_PIXMAP
932 window_vt_y, TermWin_TotalWidth (), 1080 if (bg_window_size_sensitive ())
933 TermWin_TotalHeight ()); 1081 update_background ();
934#ifdef RXVT_GRAPHICS
935 if (old_height)
936 Gr_Resize (old_width - szHint.base_width,
937 old_height - szHint.base_height);
938#endif
939 scr_clear ();
940#ifdef XPM_BACKGROUND
941 resize_pixmap ();
942#endif 1082#endif
943 } 1083 }
944 1084
945 if (fix_screen || old_height == 0) 1085 if (fix_screen || old_height == 0)
946 {
947 int curr_screen = -1;
948 int old_ncol = prev_ncol;
949
950 /* scr_reset only works on the primary screen */
951 if (old_height) /* this is not the first time through */
952 {
953 unsigned int ncol = TermWin.ncol;
954 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
955 curr_screen = scr_change_screen (PRIMARY);
956 TermWin.ncol = ncol;
957 }
958
959 scr_reset(); 1086 scr_reset ();
960
961 if (curr_screen >= 0) /* this is not the first time through */
962 {
963 scr_change_screen (curr_screen);
964 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
965 }
966 }
967
968 old_width = szHint.width;
969 old_height = szHint.height;
970 1087
971#ifdef USE_XIM 1088#ifdef USE_XIM
972 IMSetStatusPosition (); 1089 im_set_position ();
973#endif 1090#endif
974} 1091}
975 1092
976/* 1093/*
977 * Set the width/height of the vt window in characters. Units are pixels. 1094 * Set the width/height of the vt window in characters. Units are pixels.
978 * good for toggling 80/132 columns 1095 * good for toggling 80/132 columns
979 */ 1096 */
980void 1097void
981rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1098rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
982{ 1099{
983 XWindowAttributes wattr; 1100 XWindowAttributes wattr;
984 1101
985 if (width == 0 || height == 0) { 1102 if (newwidth == 0 || newheight == 0)
1103 {
986 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1104 XGetWindowAttributes (dpy, display->root, &wattr);
1105
987 if (width == 0) 1106 if (newwidth == 0)
988 width = wattr.width - szHint.base_width; 1107 newwidth = wattr.width - szHint.base_width;
989 if (height == 0) 1108 if (newheight == 0)
990 height = wattr.height - szHint.base_height; 1109 newheight = wattr.height - szHint.base_height;
1110 }
1111
1112 if (newwidth != vt_width || newheight != vt_height)
991 } 1113 {
992 if (width != TermWin.width || height != TermWin.height) {
993 width += szHint.base_width; 1114 newwidth += szHint.base_width;
994 height += szHint.base_height; 1115 newheight += szHint.base_height;
995 resize_all_windows (width, height, 0); 1116 resize_all_windows (newwidth, newheight, 0);
996 } 1117 }
997} 1118}
998 1119
999/* -------------------------------------------------------------------- * 1120/* -------------------------------------------------------------------- *
1000 * - X INPUT METHOD ROUTINES - * 1121 * - X INPUT METHOD ROUTINES - *
1001 * -------------------------------------------------------------------- */ 1122 * -------------------------------------------------------------------- */
1002#ifdef USE_XIM 1123#ifdef USE_XIM
1003void
1004rxvt_term::set_size (XRectangle *size)
1005{
1006 size->x = TermWin.int_bwidth;
1007 size->y = TermWin.int_bwidth;
1008 size->width = Width2Pixel(TermWin.ncol);
1009 size->height = Height2Pixel(TermWin.nrow);
1010}
1011 1124
1012void 1125void
1013rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1126rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1014{ 1127{
1015 *fg = PixColors[Color_fg]; 1128 fg = pix_colors [Color_fg];
1016 *bg = PixColors[Color_bg]; 1129 bg = pix_colors [Color_bg];
1130}
1131
1132void
1133rxvt_term::im_set_size (XRectangle &size)
1134{
1135 // the int_bwidth terms make no sense to me
1136 size.x = int_bwidth;
1137 size.y = int_bwidth;
1138 size.width = Width2Pixel (ncol) + int_bwidth;
1139 size.height = Height2Pixel (nrow) + int_bwidth;
1140}
1141
1142void
1143rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1144 XRectangle &status_rect,
1145 const XRectangle &needed_rect)
1146{
1147 preedit_rect.x = needed_rect.width;
1148 preedit_rect.y = 0;
1149 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1150 preedit_rect.height = fheight;
1151
1152 status_rect.x = 0;
1153 status_rect.y = 0;
1154 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1155 status_rect.height = fheight;
1017} 1156}
1018 1157
1019/* Checking whether input method is running. */ 1158/* Checking whether input method is running. */
1020bool 1159bool
1021rxvt_term::IMisRunning () 1160rxvt_term::im_is_running ()
1022{ 1161{
1023 char *p; 1162 Atom atom;
1024 Atom atom; 1163 Window win;
1025 Window win;
1026 char server[IMBUFSIZ]; 1164 char server[IMBUFSIZ];
1027 1165
1028/* get current locale modifier */ 1166 /* get current locale modifier */
1029 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1167 if (char *p = XSetLocaleModifiers (0))
1168 {
1030 STRCPY(server, "@server="); 1169 strcpy (server, "@server=");
1031 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1170 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1171
1032 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1172 if (p = strchr (server + 1, '@')) /* first one only */
1033 *p = '\0'; 1173 *p = '\0';
1034 1174
1035 atom = XInternAtom(Xdisplay, server, False); 1175 atom = XInternAtom (dpy, server, False);
1036 win = XGetSelectionOwner(Xdisplay, atom); 1176 win = XGetSelectionOwner (dpy, atom);
1177
1037 if (win != None) 1178 if (win != None)
1038 return True; 1179 return true;
1039 } 1180 }
1181
1040 return False; 1182 return false;
1041} 1183}
1042 1184
1043void 1185void
1044rxvt_term::IMSendSpot () 1186rxvt_term::im_send_spot ()
1045{ 1187{
1046 XPoint spot; 1188 XPoint nspot;
1047 XVaNestedList preedit_attr; 1189 XVaNestedList preedit_attr;
1048 1190
1049 if (Input_Context == NULL 1191 if (!Input_Context
1050 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1192 || !focus
1051 || !(event_type == KeyPress 1193 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1052 || event_type == Expose
1053 || event_type == NoExpose
1054 || event_type == SelectionNotify
1055 || event_type == ButtonRelease || event_type == FocusIn)
1056 || !IMisRunning ())
1057 return; 1194 return;
1058 1195
1059 set_position (&spot); 1196 im_set_position (nspot);
1060 1197
1198 if (nspot.x == spot.x && nspot.y == spot.y)
1199 return;
1200
1201 spot = nspot;
1202
1061 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1203 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1062 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1204 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1063 XFree(preedit_attr); 1205 XFree (preedit_attr);
1064} 1206}
1065 1207
1066void 1208void
1067rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1209rxvt_term::im_destroy ()
1068 XRectangle * needed_rect)
1069{ 1210{
1070 int mbh, vtx = 0; 1211 if (input_method)
1212 {
1213 if (Input_Context && input_method->xim)
1214 XDestroyIC (Input_Context);
1071 1215
1072 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1216 display->put_xim (input_method);
1073 vtx = scrollbar_TotalWidth(); 1217 input_method = 0;
1218 }
1074 1219
1075 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1220 Input_Context = 0;
1076 mbh -= TermWin.lineSpace;
1077
1078 preedit_rect->x = needed_rect->width + vtx;
1079 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1080
1081 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1082 preedit_rect->height = Height2Pixel(1);
1083
1084 status_rect->x = vtx;
1085 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1086
1087 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1088 status_rect->height = Height2Pixel(1);
1089} 1221}
1090 1222
1091/* ARGSUSED */ 1223#ifdef ENABLE_XIM_ONTHESPOT
1092/* EXTPROTO */ 1224
1093void 1225static void
1094rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data 1226xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1095 __attribute__ ((unused)), XPointer call_data
1096 __attribute__ ((unused)))
1097{ 1227{
1098 GET_R->Input_Context = NULL; 1228 ((rxvt_term *)client_data)->make_current ();
1099/* To avoid Segmentation Fault in C locale: Solaris only? */ 1229 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1100 if (STRCMP (GET_R->locale, "C"))
1101 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1102 rxvt_IMInstantiateCallback, NULL);
1103} 1230}
1231
1232static void
1233xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1234{
1235 ((rxvt_term *)client_data)->make_current ();
1236 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1237}
1238
1239static void
1240xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1241{
1242 rxvt_term *term = (rxvt_term *)client_data;
1243 XIMText *text = call_data->text;
1244
1245 term->make_current ();
1246
1247 if (text)
1248 {
1249 wchar_t *str;
1250
1251 if (!text->encoding_is_wchar && text->string.multi_byte)
1252 {
1253 // of course, X makes it ugly again
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->rs[Rs_imLocale]);
1256
1257 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1258 mbstowcs (str, text->string.multi_byte, text->length + 1);
1259
1260 if (term->rs[Rs_imLocale])
1261 SET_LOCALE (term->locale);
1262 }
1263 else
1264 str = text->string.wide_char;
1265
1266 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1267 DT_INT, call_data->caret,
1268 DT_INT, call_data->chg_first,
1269 DT_INT, call_data->chg_length,
1270 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1271 DT_WCS_LEN, str, str ? (int)text->length : 0,
1272 DT_END));
1273 }
1274 else
1275 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1276 DT_INT, call_data->caret,
1277 DT_INT, call_data->chg_first,
1278 DT_INT, call_data->chg_length,
1279 DT_END));
1280}
1281
1282#if 0
1283static void
1284xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1285{
1286 ((rxvt_term *)client_data)->make_current ();
1287 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1288 DT_INT, call_data->position,
1289 DT_INT, call_data->direction,
1290 DT_INT, call_data->style,
1291 DT_END));
1292}
1293#endif
1294
1295#endif
1104 1296
1105/* 1297/*
1106 * Try to open a XIM with the current modifiers, then see if we can 1298 * Try to open a XIM with the current modifiers, then see if we can
1107 * open a suitable preedit type 1299 * open a suitable preedit type
1108 */ 1300 */
1109bool 1301bool
1110rxvt_term::IM_get_IC () 1302rxvt_term::im_get_ic (const char *modifiers)
1111{ 1303{
1112 int i, j, found; 1304 int i, j, found;
1113 XIM xim; 1305 XIM xim;
1114 XPoint spot; 1306 XPoint spot;
1115 XRectangle rect, status_rect, needed_rect; 1307 XRectangle rect, status_rect, needed_rect;
1116 unsigned long fg, bg; 1308 unsigned long fg, bg;
1117 const char *p; 1309 const char *p;
1118 char **s; 1310 char **s;
1119 XIMStyles *xim_styles; 1311 XIMStyles *xim_styles;
1120 XVaNestedList preedit_attr, status_attr;
1121 XIMCallback ximcallback;
1122 1312
1123 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1313 set_environ (envv);
1124 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1314
1125 if (xim == NULL) 1315 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1126 return False; 1316 return false;
1127 1317
1318 input_method = display->get_xim (locale, modifiers);
1319 if (input_method == NULL)
1320 return false;
1321
1322 xim = input_method->xim;
1323 spot.x = spot.y = -1;
1324
1128 xim_styles = NULL; 1325 xim_styles = NULL;
1129 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1326 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1130 || !xim_styles || !xim_styles->count_styles) { 1327 || !xim_styles || !xim_styles->count_styles)
1131 XCloseIM(xim); 1328 {
1329 im_destroy ();
1132 return False; 1330 return false;
1331 }
1332
1333 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1334
1335 for (int pi = 0; pi < 2; pi++)
1133 } 1336 {
1337 p = pet[pi];
1134 1338
1135 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1339 if (!p)
1136 : "OverTheSpot,OffTheSpot,Root"; 1340 continue;
1137 s = rxvt_splitcommastring(p); 1341
1342 s = rxvt_strsplit (',', p);
1343
1138 for (i = found = 0; !found && s[i]; i++) { 1344 for (i = found = 0; !found && s[i]; i++)
1345 {
1139 if (!STRCMP(s[i], "OverTheSpot")) 1346 if (!strcmp (s[i], "OverTheSpot"))
1140 input_style = (XIMPreeditPosition | XIMStatusNothing); 1347 input_style = XIMPreeditPosition | XIMStatusNothing;
1141 else if (!STRCMP(s[i], "OffTheSpot")) 1348 else if (!strcmp (s[i], "OffTheSpot"))
1142 input_style = (XIMPreeditArea | XIMStatusArea); 1349 input_style = XIMPreeditArea | XIMStatusArea;
1143 else if (!STRCMP(s[i], "Root")) 1350 else if (!strcmp (s[i], "Root"))
1144 input_style = (XIMPreeditNothing | XIMStatusNothing); 1351 input_style = XIMPreeditNothing | XIMStatusNothing;
1352 else if (!strcmp (s[i], "None"))
1353 input_style = XIMPreeditNone | XIMStatusNone;
1354#ifdef ENABLE_XIM_ONTHESPOT
1355 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1356 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1357#endif
1358 else
1359 input_style = XIMPreeditNothing | XIMStatusNothing;
1145 1360
1146 for (j = 0; j < xim_styles->count_styles; j++) 1361 for (j = 0; j < xim_styles->count_styles; j++)
1147 if (input_style == xim_styles->supported_styles[j]) { 1362 if (input_style == xim_styles->supported_styles[j])
1363 {
1364 rxvt_free_strsplit (s);
1365
1148 found = 1; 1366 found = 1;
1149 break; 1367 goto foundpet;
1150 } 1368 }
1369
1370 }
1371
1372 rxvt_free_strsplit (s);
1151 } 1373 }
1152 for (i = 0; s[i]; i++) 1374
1153 free(s[i]); 1375foundpet:
1154 free(s); 1376
1155 XFree(xim_styles); 1377 XFree (xim_styles);
1156 1378
1157 if (!found) { 1379 if (!found)
1158 XCloseIM(xim); 1380 {
1381 im_destroy ();
1159 return False; 1382 return false;
1383 }
1384
1385 XFontSet fs = 0;
1386 XVaNestedList preedit_attr = 0, status_attr = 0;
1387
1388 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1160 } 1389 {
1390 // fake us a font-set, please
1391 char **missing_charset_list;
1392 int missing_charset_count;
1393 char *def_string;
1394 char pat[512];
1161 1395
1162 ximcallback.callback = rxvt_IMDestroyCallback; 1396 sprintf (pat,
1397 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "*",
1403 fheight,
1404 fheight + 1, fheight - 1,
1405 fheight - 2, fheight + 2);
1163 1406
1164 /* XXX: not sure why we need this (as well as IC one below) */ 1407 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1165 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1408 &missing_charset_list, &missing_charset_count, &def_string);
1166 1409
1167 preedit_attr = status_attr = NULL; 1410 if (missing_charset_list)
1411 XFreeStringList (missing_charset_list);
1168 1412
1413 if (!fs)
1414 {
1415 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1416 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1417 }
1418 }
1419
1169 if (input_style & XIMPreeditPosition) { 1420 if (input_style & XIMPreeditPosition)
1421 {
1170 set_size (&rect); 1422 im_set_size (rect);
1171 set_position (&spot); 1423 im_set_position (spot);
1172 set_color (&fg, &bg); 1424 im_set_color (fg, bg);
1173 1425
1174 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1426 preedit_attr = XVaCreateNestedList (0,
1427 XNForeground, fg,
1428 XNBackground, bg,
1429 XNArea, &rect,
1175 XNSpotLocation, &spot, 1430 XNSpotLocation, &spot,
1176 XNForeground, fg, XNBackground, bg,
1177 //XNFontSet, TermWin.fontset, 1431 XNFontSet, fs,
1178 NULL);
1179 } else if (input_style & XIMPreeditArea) {
1180 set_color (&fg, &bg);
1181
1182 /*
1183 * The necessary width of preedit area is unknown
1184 * until create input context.
1185 */
1186 needed_rect.width = 0;
1187
1188 set_preedit_area(&rect, &status_rect, &needed_rect);
1189
1190 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1191 XNForeground, fg, XNBackground, bg,
1192 //XNFontSet, TermWin.fontset,
1193 NULL);
1194 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1195 XNForeground, fg, XNBackground, bg,
1196 //XNFontSet, TermWin.fontset,
1197 NULL); 1432 NULL);
1198 } 1433 }
1199 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1434 else if (input_style & XIMPreeditArea)
1435 {
1436 im_set_color (fg, bg);
1437
1438 /*
1439 * The necessary width of preedit area is unknown
1440 * until create input context.
1441 */
1442 needed_rect.width = 0;
1443 im_set_preedit_area (rect, status_rect, needed_rect);
1444
1445 preedit_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1447 XNBackground, bg,
1448 XNArea, &rect,
1449 XNFontSet, fs,
1450 NULL);
1451 status_attr = XVaCreateNestedList (0,
1452 XNForeground, fg,
1453 XNBackground, bg,
1454 XNArea, &status_rect,
1455 XNFontSet, fs,
1456 NULL);
1457 }
1458#if ENABLE_XIM_ONTHESPOT
1459 else if (input_style & XIMPreeditCallbacks)
1460 {
1461 XIMCallback xcb[4];
1462
1463 im_set_position (spot);
1464
1465 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1466 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1467 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1468# if 0
1469 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1470# endif
1471
1472 preedit_attr = XVaCreateNestedList (0,
1473 XNSpotLocation, &spot,
1474 XNPreeditStartCallback, &xcb[0],
1475 XNPreeditDoneCallback , &xcb[1],
1476 XNPreeditDrawCallback , &xcb[2],
1477# if 0
1478 XNPreeditCaretCallback, &xcb[3],
1479# endif
1480 NULL);
1481 }
1482#endif
1483
1484 Input_Context = XCreateIC (xim,
1485 XNInputStyle, input_style,
1200 XNClientWindow, TermWin.parent[0], 1486 XNClientWindow, vt,
1201 XNFocusWindow, TermWin.parent[0], 1487 XNFocusWindow, parent,
1202 XNDestroyCallback, &ximcallback,
1203 preedit_attr ? XNPreeditAttributes : NULL, 1488 preedit_attr ? XNPreeditAttributes : NULL,
1204 preedit_attr, 1489 preedit_attr,
1205 status_attr ? XNStatusAttributes : NULL, 1490 status_attr ? XNStatusAttributes : NULL,
1206 status_attr, NULL); 1491 status_attr, NULL);
1207 if (preedit_attr) 1492
1208 XFree(preedit_attr); 1493 if (preedit_attr) XFree (preedit_attr);
1209 if (status_attr) 1494 if (status_attr) XFree (status_attr);
1210 XFree(status_attr); 1495 if (fs) XFreeFontSet (dpy, fs);
1496
1211 if (Input_Context == NULL) { 1497 if (Input_Context == NULL)
1212 rxvt_print_error("failed to create input context"); 1498 {
1213 XCloseIM(xim); 1499 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1500 im_destroy ();
1214 return False; 1501 return false;
1215 } 1502 }
1216 if (input_style & XIMPreeditArea) 1503
1217 IMSetStatusPosition (); 1504#if 0
1218 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1505 // unfortunately, only the focus window is used by XIM, hard to fix
1506 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1507 vt_select_input ();
1508#endif
1509
1510 im_set_position ();
1511
1219 return True; 1512 return true;
1220} 1513}
1221 1514
1222/*
1223 * X manual pages and include files don't match on some systems:
1224 * some think this is an XIDProc and others an XIMProc so we can't
1225 * use the first argument - need to update this to be nice for
1226 * both types via some sort of configure detection
1227 */
1228/* ARGSUSED */
1229/* EXTPROTO */
1230void 1515void
1231rxvt_IMInstantiateCallback(Display * unused 1516rxvt_term::im_cb ()
1232 __attribute__ ((unused)), XPointer client_data
1233 __attribute__ ((unused)), XPointer call_data
1234 __attribute__ ((unused)))
1235{ 1517{
1236 int i, found, had_im; 1518 int i;
1237 const char *p; 1519 const char *p;
1238 char **s; 1520 char **s;
1239 char buf[IMBUFSIZ]; 1521 char buf[IMBUFSIZ];
1240 1522
1241 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1523 make_current ();
1524
1525 im_destroy ();
1526
1242 if (GET_R->Input_Context) 1527 if (Input_Context)
1243 return; 1528 return;
1244 1529
1245#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1246 if (GET_R->rs[Rs_imLocale]) 1530 if (rs[Rs_imLocale])
1247 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1531 SET_LOCALE (rs[Rs_imLocale]);
1248#endif
1249 1532
1250 p = GET_R->rs[Rs_inputMethod]; 1533 p = rs[Rs_inputMethod];
1251 if (p && *p) 1534 if (p && *p)
1252 { 1535 {
1253 bool found = false; 1536 bool found = false;
1254 1537
1255 s = rxvt_splitcommastring (p); 1538 s = rxvt_strsplit (',', p);
1539
1256 for (i = 0; s[i]; i++) 1540 for (i = 0; s[i]; i++)
1257 { 1541 {
1258 if (*s[i]) 1542 if (*s[i])
1259 { 1543 {
1260 STRCPY (buf, "@im="); 1544 strcpy (buf, "@im=");
1261 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1545 strncat (buf, s[i], IMBUFSIZ - 5);
1262 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1546 if (im_get_ic (buf))
1263 { 1547 {
1264 found = true; 1548 found = true;
1265 break; 1549 break;
1266 } 1550 }
1267 } 1551 }
1268 } 1552 }
1269 for (i = 0; s[i]; i++) 1553
1270 free(s[i]); 1554 rxvt_free_strsplit (s);
1271 free(s);
1272 1555
1273 if (found) 1556 if (found)
1274 goto done; 1557 goto done;
1275 } 1558 }
1276 1559
1277/* try with XMODIFIERS env. var. */ 1560 /* try with XMODIFIERS env. var. */
1278 if ((p = XSetLocaleModifiers ("")) && *p 1561 if (im_get_ic (""))
1279 && GET_R->IM_get_IC ())
1280 goto done; 1562 goto done;
1281 1563
1282/* try with no modifiers base IF the user didn't specify an IM */ 1564 /* try with no modifiers base IF the user didn't specify an IM */
1283 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1565 if (im_get_ic ("@im=none"))
1284 && GET_R->IM_get_IC () == True)
1285 goto done; 1566 goto done;
1286 1567
1287done: 1568done:
1288#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1289 if (GET_R->rs[Rs_imLocale]) 1569 if (rs[Rs_imLocale])
1290 setlocale (LC_CTYPE, GET_R->locale); 1570 SET_LOCALE (locale);
1291#endif
1292} 1571}
1293 1572
1294void 1573void
1295rxvt_term::IMSetStatusPosition () 1574rxvt_term::im_set_position ()
1296{ 1575{
1297 XRectangle preedit_rect, status_rect, *needed_rect; 1576 XRectangle preedit_rect, status_rect, *needed_rect;
1298 XVaNestedList preedit_attr, status_attr; 1577 XVaNestedList preedit_attr, status_attr;
1299 1578
1300 if (Input_Context == NULL 1579 if (!Input_Context
1301 || !TermWin.focus || !(input_style & XIMPreeditArea) 1580 || !focus
1581 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1302 || !IMisRunning ()) 1582 || !im_is_running ())
1303 return; 1583 return;
1304 1584
1585 if (input_style & XIMPreeditPosition)
1586 {
1587 im_set_size (preedit_rect);
1588 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1589
1590 XSetICValues (Input_Context,
1591 XNPreeditAttributes, preedit_attr, NULL);
1592 }
1593 else
1594 {
1305/* Getting the necessary width of preedit area */ 1595 /* Getting the necessary width of preedit area */
1306 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1596 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1307 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1597 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1308 XFree(status_attr); 1598 XFree (status_attr);
1309 1599
1310 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1600 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1601 XFree (needed_rect);
1311 1602
1312 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1603 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1313 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1604 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1314 1605
1315 XSetICValues(Input_Context, 1606 XSetICValues (Input_Context,
1316 XNPreeditAttributes, preedit_attr, 1607 XNPreeditAttributes, preedit_attr,
1317 XNStatusAttributes, status_attr, NULL); 1608 XNStatusAttributes, status_attr,
1609 NULL);
1318 1610
1611 XFree (status_attr);
1612 }
1613
1319 XFree(preedit_attr); 1614 XFree (preedit_attr);
1320 XFree(status_attr);
1321} 1615}
1322#endif /* USE_XIM */ 1616#endif /* USE_XIM */
1323 1617
1324/*----------------------------------------------------------------------*/ 1618void
1325rxvt_t rxvt_current_term; 1619rxvt_term::get_window_origin (int &x, int &y)
1620{
1621 Window cr;
1622 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1623}
1624
1625Pixmap
1626rxvt_term::get_pixmap_property (Atom property)
1627{
1628 Pixmap pixmap = None;
1629
1630 int aformat;
1631 unsigned long nitems, bytes_after;
1632 Atom atype;
1633 unsigned char *prop;
1634 int result = XGetWindowProperty (dpy, display->root, property,
1635 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1636 &nitems, &bytes_after, &prop);
1637 if (result == Success)
1638 {
1639 if (atype == XA_PIXMAP)
1640 pixmap = *(Pixmap *)prop;
1641 XFree (prop);
1642 }
1643
1644 return pixmap;
1645}
1646
1647#ifdef HAVE_BG_PIXMAP
1648
1649void
1650rxvt_term::update_background ()
1651{
1652 if (update_background_ev.is_active ())
1653 return;
1654
1655 bg_invalidate ();
1656
1657 if (!mapped)
1658 return;
1659
1660 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1661
1662 if (to_wait <= 0.)
1663 bg_render ();
1664 else
1665 update_background_ev.start (to_wait);
1666}
1667
1668void
1669rxvt_term::update_background_cb (ev::timer &w, int revents)
1670{
1671 make_current ();
1672
1673 update_background_ev.stop ();
1674 bg_render ();
1675 refresh_check ();
1676}
1677
1678#endif /* HAVE_BG_PIXMAP */
1326 1679
1327/*----------------------- end-of-file (C source) -----------------------*/ 1680/*----------------------- end-of-file (C source) -----------------------*/

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