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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.237 by root, Tue Jun 26 00:40:18 2007 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) 2003-2006 Marc Lehmann <pcg@goof.com>
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 "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
48static char curlocale[128]; 56static char curlocale[128], savelocale[128];
49 57
50void 58bool
51rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
52{ 60{
53 if (locale && STRNCMP (locale, curlocale, 128)) 61 int size = strlen (locale) + 1;
54 { 62
55 STRNCPY (curlocale, locale, 128); 63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
57 } 71 return true;
58} 72}
59 73
60void * 74void
61rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
62{ 76{
63 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
64 80
65 MEMSET (p, 0, s); 81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
66 return p; 146 return len;
67}
68 147
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 148}
149#endif
74 150
75rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
76 : 152 :
153#if ENABLE_TRANSPARENCY || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if ENABLE_TRANSPARENCY
157 check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
158#endif
159#ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
161#endif
77#ifdef CURSOR_BLINK 162#ifdef CURSOR_BLINK
78 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
79#endif 164#endif
80#ifdef TEXT_BLINK 165#ifdef TEXT_BLINK
81 text_blink_ev (this, &rxvt_term::text_blink_cb), 166 text_blink_ev (this, &rxvt_term::text_blink_cb),
82#endif 167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
83#ifdef POINTER_BLANK 177#ifdef POINTER_BLANK
84 pointer_ev (this, &rxvt_term::pointer_cb), 178 pointer_ev (this, &rxvt_term::pointer_cb),
85#endif 179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
186 termwin_ev (this, &rxvt_term::x_cb),
187 vt_ev (this, &rxvt_term::x_cb),
188 child_ev (this, &rxvt_term::child_cb),
86 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
87 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
88 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
89 x_ev (this, &rxvt_term::x_cb),
90 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
91{ 194{
92 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
93} 213}
94 214
95rxvt_term::~rxvt_term () 215rxvt_term::~rxvt_term ()
96{ 216{
217 termlist.erase (find (termlist.begin (), termlist.end(), this));
218
219 emergency_cleanup ();
220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
226 delete fontset[0];
227
228 if (display)
229 {
230 selection_clear ();
231
232#ifdef USE_XIM
233 im_destroy ();
234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
260
261 delete drawable;
262 // destroy all windows
263 if (parent[0])
264 XDestroyWindow (dpy, parent[0]);
265
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
274
275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
282
283 displays.put (display);
284
97 scr_release (); 285 scr_release ();
98 286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_display);
294 free (env_term);
99 free (locale); 295 free (locale);
100 free (codeset); 296 free (v_buffer);
297 free (incr_buf);
101 298
102#ifndef NO_SETOWNER_TTYDEV 299 delete envv;
103 privileged_ttydev (RESTORE); 300 delete argv;
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
115 301
116 if (cmd_fd >= 0) 302#ifdef KEYSYM_RESOURCE
117 close (cmd_fd); 303 delete keyboard;
304#endif
305}
118 306
119 if (Xfd >= 0) 307// child has exited, usually destroys
120 XCloseDisplay (Xdisplay); 308void
309rxvt_term::child_cb (child_watcher &w, int status)
310{
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
121 312
122 delete PixColors; 313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
123} 317}
124 318
125void 319void
126rxvt_term::destroy () 320rxvt_term::destroy ()
127{ 321{
322 if (destroy_ev.active)
323 return;
324
325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
326
327#if ENABLE_OVERLAY
328 scr_overlay_off ();
329#endif
330
331 if (display)
332 {
333#if USE_XIM
334 im_ev.stop (display);
335#endif
336#if HAVE_SCROLLBARS
337 scrollbar_ev.stop (display);
338#endif
339#if ENABLE_TRANSPARENCY || ENABLE_PERL
340 rootwin_ev.stop (display);
341#endif
342 incr_ev.stop ();
343 termwin_ev.stop (display);
344 vt_ev.stop (display);
345 }
346
128 check_ev.stop (); 347 check_ev.stop ();
129 pty_ev.stop (); 348 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 349#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 350 cursor_blink_ev.stop ();
133#endif 351#endif
134#ifdef TEXT_BLINK 352#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 353 text_blink_ev.stop ();
136#endif 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
137#ifdef POINTER_BLANK 361#ifdef POINTER_BLANK
138 pointer_ev.stop (); 362 pointer_ev.stop ();
139#endif 363#endif
140 364
141 destroy_ev.start (0); 365 destroy_ev.start (0);
142} 366}
143 367
144void 368void
145rxvt_term::destroy_cb (time_watcher &w) 369rxvt_term::destroy_cb (time_watcher &w)
146{ 370{
147 SET_R (this); 371 make_current ();
148 372
149 delete this; 373 delete this;
150}
151
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
170rxvt_init_signals ()
171{
172 /* install exit handler for cleanup */
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;
326} 374}
327 375
328/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
329/* 377/*
330 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
331 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
332 */ 380 */
333/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
382
383static void
384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if !ENABLE_MINIMAL
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
437#endif
438
439int
440rxvt_xerror_handler (Display *display, XErrorEvent *event)
441{
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
444 else
445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
452#endif
453 }
454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (option (Opt_scrollBar))
490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef ENABLE_TRANSPARENCY
510 if (option (Opt_transparent))
511 {
512 XSelectInput (dpy, display->root, PropertyChangeMask);
513 check_our_parents ();
514 rootwin_ev.start (display, display->root);
515 }
516#endif
517#if ENABLE_PERL
518 rootwin_ev.start (display, display->root);
519#endif
520
521 set_colorfgbg ();
522
523 init_command (cmd_argv);
524
525 free (cmd_argv);
526
527 if (pty->pty >= 0)
528 pty_ev.start (pty->pty, EVENT_READ);
529
530 check_ev.start ();
531
532 HOOK_INVOKE ((this, HOOK_START, DT_END));
533
534#if ENABLE_XEMBED
535 if (rs[Rs_embed])
536 {
537 long info[2] = { 0, XEMBED_MAPPED };
538
539 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
540 32, PropModeReplace, (unsigned char *)&info, 2);
541 }
542#endif
543
544 XMapWindow (dpy, vt);
545 XMapWindow (dpy, parent[0]);
546
547 return true;
548}
549
550static struct sig_handlers
551{
552 sig_watcher sw_term, sw_int;
553
554 /*
555 * Catch a fatal signal and tidy up before quitting
556 */
334void 557 void
335rxvt_clean_exit () 558 sig_term (sig_watcher &w)
559 {
560 rxvt_emergency_cleanup ();
561 signal (w.signum, SIG_DFL);
562 kill (getpid (), w.signum);
563 }
564
565 sig_handlers ()
566 : sw_term (this, &sig_handlers::sig_term),
567 sw_int (this, &sig_handlers::sig_term)
568 {
569 }
570} sig_handlers;
571
572char **rxvt_environ; // startup environment
573
574void
575rxvt_init ()
336{ 576{
337 GET_R->destroy (); 577 ptytty::init ();
578
579 rxvt_environ = environ;
580
581 signal (SIGHUP, SIG_IGN);
582 signal (SIGPIPE, SIG_IGN);
583
584 sig_handlers.sw_term.start (SIGTERM);
585 sig_handlers.sw_int.start (SIGINT);
586
587 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
588 /* signal (SIGURG, SIG_DFL); */
589
590 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
591 // TODO: handle this with exceptions and tolerate the memory loss
592 XSetIOErrorHandler (rxvt_xioerror_handler);
593
594 XrmInitialize ();
338} 595}
339 596
340/* ------------------------------------------------------------------------- * 597/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 598 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 599 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 600void *
344void *
345rxvt_malloc(size_t size) 601rxvt_malloc (size_t size)
346{ 602{
347 void *p;
348
349 p = malloc(size); 603 void *p = malloc (size);
604
350 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
351 return p; 608 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356 /* NOTREACHED */
357} 609}
358 610
359/* EXTPROTO */ 611void *
360void *
361rxvt_calloc(size_t number, size_t size) 612rxvt_calloc (size_t number, size_t size)
362{ 613{
363 void *p;
364
365 p = calloc(number, size); 614 void *p = calloc (number, size);
615
366 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
367 return p; 619 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372 /* NOTREACHED */
373} 620}
374 621
375/* EXTPROTO */ 622void *
376void *
377rxvt_realloc(void *ptr, size_t size) 623rxvt_realloc (void *ptr, size_t size)
378{ 624{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 625 void *p = realloc (ptr, size);
383 else 626
384 p = malloc(size);
385 if (p) 627 if (!p)
628 rxvt_fatal ("memory allocation failure. aborting.\n");
629
386 return p; 630 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391 /* NOTREACHED */
392} 631}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398void
399rxvt_term::privileges (int mode)
400{
401#if ! defined(__CYGWIN32__)
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
403 /* setreuid() is the poor man's setuid(), seteuid() */
404# define seteuid(a) setreuid(-1, (a))
405# define setegid(a) setregid(-1, (a))
406# define HAVE_SETEUID
407# endif
408# ifdef HAVE_SETEUID
409 switch (mode)
410 {
411 case IGNORE:
412 /*
413 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required
415 */
416 seteuid(getuid());
417 setegid(getgid());
418 break;
419 case SAVE:
420 euid = geteuid();
421 egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(euid);
425 setegid(egid);
426 break;
427 }
428# else
429 switch (mode)
430 {
431 case IGNORE:
432 setuid(getuid());
433 setgid(getgid());
434 /* FALLTHROUGH */
435 case SAVE:
436 /* FALLTHROUGH */
437 case RESTORE:
438 break;
439 }
440# endif
441#endif
442}
443
444#ifdef UTMP_SUPPORT
445void
446rxvt_term::privileged_utmp (char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, next_utmp_action, getpid()));
450 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (Options & Opt_utmpInhibit)
452 || ttydev == NULL || *ttydev == '\0')
453 return;
454
455 privileges (RESTORE);
456 if (action == SAVE)
457 {
458 next_utmp_action = RESTORE;
459 makeutent (ttydev, rs[Rs_display_name]);
460 }
461 else
462 { /* action == RESTORE */
463 next_utmp_action = IGNORE;
464 cleanutent ();
465 }
466 privileges (IGNORE);
467}
468#endif
469
470#ifndef NO_SETOWNER_TTYDEV
471void
472rxvt_term::privileged_ttydev (char action)
473{
474 D_MAIN((stderr,
475 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
476 action, next_tty_action, getpid()));
477 if (next_tty_action != action || (action != SAVE && action != RESTORE)
478 || ttydev == NULL || *ttydev == '\0')
479 return;
480
481 privileges (RESTORE);
482
483 if (action == SAVE)
484 {
485 next_tty_action = RESTORE;
486# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489 next_tty_action = IGNORE;
490 else
491# endif
492
493 {
494 chown(ttydev, getuid(), ttygid); /* fail silently */
495 chmod(ttydev, ttymode);
496# ifdef HAVE_REVOKE
497 revoke(ttydev);
498# endif
499
500 }
501 }
502 else
503 { /* action == RESTORE */
504 next_tty_action = IGNORE;
505# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506 chmod(ttydev, ttyfd_stat.st_mode);
507 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508# else
509 chmod(ttydev,
510 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511 chown(ttydev, 0, 0);
512# endif
513
514 }
515
516 privileges (IGNORE);
517
518# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520 action == RESTORE ? "Restoring" : (action ==
521 SAVE ? "Saving" :
522 "UNKNOWN ERROR for"), ttydev,
523 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524 ttyfd_stat.st_gid));
525# endif
526}
527#endif
528 632
529/*----------------------------------------------------------------------*/ 633/*----------------------------------------------------------------------*/
530/* 634/*
531 * window size/position calculcations for XSizeHint and other storage. 635 * window size/position calculations for XSizeHint and other storage.
532 * if width/height are non-zero then override calculated width/height 636 * if width/height are non-zero then override calculated width/height
533 */ 637 */
534void 638void
535rxvt_term::window_calc (unsigned int width, unsigned int height) 639rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536{ 640{
537 short recalc_x, recalc_y; 641 short recalc_x, recalc_y;
538 int x, y, sb_w, mb_h, flags; 642 int x, y, sb_w, flags;
539 unsigned int w, h; 643 unsigned int w, h;
540 unsigned int max_width, max_height; 644 unsigned int max_width, max_height;
541 645
542 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543 TermWin.ncol, TermWin.nrow, szHint.width,
544 szHint.height));
545 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546 szHint.win_gravity = NorthWestGravity; 647 szHint.win_gravity = NorthWestGravity;
547 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548 649
549 recalc_x = recalc_y = 0; 650 recalc_x = recalc_y = 0;
550 flags = 0; 651 flags = 0;
652
551 if (!parsed_geometry) 653 if (!parsed_geometry)
552 { 654 {
553 parsed_geometry = 1; 655 parsed_geometry = 1;
656
554 if (rs[Rs_geometry]) 657 if (rs[Rs_geometry])
555 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 658 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
659
556 if (flags & WidthValue) 660 if (flags & WidthValue)
557 { 661 {
558 TermWin.ncol = BOUND_POSITIVE_INT16(w); 662 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 663 szHint.flags |= USSize;
560 } 664 }
665
561 if (flags & HeightValue) 666 if (flags & HeightValue)
562 { 667 {
563 TermWin.nrow = BOUND_POSITIVE_INT16(h); 668 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
564 szHint.flags |= USSize; 669 szHint.flags |= USSize;
565 } 670 }
671
566 if (flags & XValue) 672 if (flags & XValue)
567 { 673 {
568 szHint.x = x; 674 szHint.x = x;
569 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
570 if (flags & XNegative) 677 if (flags & XNegative)
571 { 678 {
572 recalc_x = 1; 679 recalc_x = 1;
573 szHint.win_gravity = NorthEastGravity; 680 szHint.win_gravity = NorthEastGravity;
574 } 681 }
575 } 682 }
683
576 if (flags & YValue) 684 if (flags & YValue)
577 { 685 {
578 szHint.y = y; 686 szHint.y = y;
579 szHint.flags |= USPosition; 687 szHint.flags |= USPosition;
688
580 if (flags & YNegative) 689 if (flags & YNegative)
581 { 690 {
582 recalc_y = 1; 691 recalc_y = 1;
692
583 if (szHint.win_gravity == NorthEastGravity) 693 if (szHint.win_gravity == NorthEastGravity)
584 szHint.win_gravity = SouthEastGravity; 694 szHint.win_gravity = SouthEastGravity;
585 else 695 else
586 szHint.win_gravity = SouthWestGravity; 696 szHint.win_gravity = SouthWestGravity;
587 } 697 }
588 } 698 }
589 } 699 }
700
590 /* TODO: BOUNDS */ 701 /* TODO: BOUNDS */
591 TermWin.width = TermWin.ncol * TermWin.fwidth; 702 width = ncol * fwidth;
592 TermWin.height = TermWin.nrow * TermWin.fheight; 703 height = nrow * fheight;
593 max_width = MAX_COLS * TermWin.fwidth; 704 max_width = MAX_COLS * fwidth;
594 max_height = MAX_ROWS * TermWin.fheight; 705 max_height = MAX_ROWS * fheight;
595 706
596 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 707 szHint.base_width = szHint.base_height = 2 * int_bwidth;
597 708
598 sb_w = mb_h = 0; 709 sb_w = 0;
599 window_vt_x = window_vt_y = 0; 710 window_vt_x = window_vt_y = int_bwidth;
600 if (scrollbar_visible ()) 711
712 if (scrollBar.state)
601 { 713 {
602 sb_w = scrollbar_TotalWidth(); 714 sb_w = scrollbar_TotalWidth ();
603 szHint.base_width += sb_w; 715 szHint.base_width += sb_w;
716
604 if (!(Options & Opt_scrollBar_right)) 717 if (!option (Opt_scrollBar_right))
605 window_vt_x = sb_w; 718 window_vt_x += sb_w;
606 }
607 if (menubar_visible ())
608 { 719 }
609 mb_h = menuBar_TotalHeight(); 720
610 szHint.base_height += mb_h;
611 window_vt_y = mb_h;
612 }
613 szHint.width_inc = TermWin.fwidth; 721 szHint.width_inc = fwidth;
614 szHint.height_inc = TermWin.fheight; 722 szHint.height_inc = fheight;
615 szHint.min_width = szHint.base_width + szHint.width_inc; 723 szHint.min_width = szHint.base_width + szHint.width_inc;
616 szHint.min_height = szHint.base_height + szHint.height_inc; 724 szHint.min_height = szHint.base_height + szHint.height_inc;
617 725
618 if (width && width - szHint.base_width < max_width) 726 if (newwidth && newwidth - szHint.base_width < max_width)
619 { 727 {
620 szHint.width = width; 728 szHint.width = newwidth;
621 TermWin.width = width - szHint.base_width; 729 width = newwidth - szHint.base_width;
622 } 730 }
623 else 731 else
624 { 732 {
625 MIN_IT(TermWin.width, max_width); 733 min_it (width, max_width);
626 szHint.width = szHint.base_width + TermWin.width; 734 szHint.width = szHint.base_width + width;
627 } 735 }
736
628 if (height && height - szHint.base_height < max_height) 737 if (newheight && newheight - szHint.base_height < max_height)
629 { 738 {
630 szHint.height = height; 739 szHint.height = newheight;
631 TermWin.height = height - szHint.base_height; 740 height = newheight - szHint.base_height;
632 } 741 }
633 else 742 else
634 { 743 {
635 MIN_IT(TermWin.height, max_height); 744 min_it (height, max_height);
636 szHint.height = szHint.base_height + TermWin.height; 745 szHint.height = szHint.base_height + height;
637 } 746 }
747
638 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 748 if (scrollBar.state && option (Opt_scrollBar_right))
639 window_sb_x = szHint.width - sb_w; 749 window_sb_x = szHint.width - sb_w;
640 750
641 if (recalc_x) 751 if (recalc_x)
642 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 752 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
643 - szHint.width - 2 * TermWin.ext_bwidth); 753
644 if (recalc_y) 754 if (recalc_y)
645 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 755 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
646 - szHint.height - 2 * TermWin.ext_bwidth);
647 756
648 TermWin.ncol = TermWin.width / TermWin.fwidth; 757 ncol = width / fwidth;
649 TermWin.nrow = TermWin.height / TermWin.fheight; 758 nrow = height / fheight;
650 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
651 TermWin.ncol, TermWin.nrow, szHint.width,
652 szHint.height));
653 return;
654} 759}
655 760
656/*----------------------------------------------------------------------*/ 761/*----------------------------------------------------------------------*/
657/* 762/*
658 * Tell the teletype handler what size the window is. 763 * Tell the teletype handler what size the window is.
659 * Called after a window size change. 764 * Called after a window size change.
660 */ 765 */
661void 766void
662rxvt_term::tt_winch () 767rxvt_term::tt_winch ()
663{ 768{
769 if (pty->pty < 0)
770 return;
771
664 struct winsize ws; 772 struct winsize ws;
665 773
666 if (cmd_fd < 0)
667 return;
668
669 ws.ws_col = TermWin.ncol; 774 ws.ws_col = ncol;
670 ws.ws_row = TermWin.nrow; 775 ws.ws_row = nrow;
671 ws.ws_xpixel = ws.ws_ypixel = 0; 776 ws.ws_xpixel = width;
672#ifndef DEBUG_SIZE 777 ws.ws_ypixel = height;
673 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 778 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
674#else 779
675 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 780#if 0
676 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 781 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
677# ifdef SIGWINCH
678 else if (cmd_pid) /* force through to the command */ 782 if (cmd_pid) /* force through to the command */
679 kill (cmd_pid, SIGWINCH); 783 kill (-cmd_pid, SIGWINCH);
680# endif
681#endif 784#endif
682} 785}
683 786
684/*----------------------------------------------------------------------*/ 787/*----------------------------------------------------------------------*/
685/* rxvt_change_font() - Switch to a new font */ 788/* set_fonts () - load and set the various fonts
686/* 789 *
687 * init = 1 - initialize 790 * init = 1 - initialize
688 * 791 *
689 * fontname == FONT_UP - switch to bigger font 792 * fontname == FONT_UP - switch to bigger font
690 * fontname == FONT_DN - switch to smaller font 793 * fontname == FONT_DN - switch to smaller font
691 */ 794 */
692void 795bool
693rxvt_term::change_font (int init, const char *fontname) 796rxvt_term::set_fonts ()
694{} 797{
798 rxvt_fontset *fs = new rxvt_fontset (this);
799 rxvt_fontprop prop;
695 800
696void 801 if (!fs
697rxvt_term::font_up_down (int n, int direction) 802 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
698{} 803 || !fs->realize_font (1))
804 {
805 delete fs;
806 return false;
807 }
808
809#if ENABLE_STYLES
810 for (int i = RS_styleCount; --i; )
811 if (fontset[i] != fontset[0])
812 delete fontset[i];
813#endif
814
815 delete fontset[0];
816 fontset[0] = fs;
817
818 prop = (*fs)[1]->properties ();
819 prop.height += lineSpace;
820
821 fs->set_prop (prop, false);
822
823 fwidth = prop.width;
824 fheight = prop.height;
825 fbase = prop.ascent;
826
827 for (int style = 1; style < 4; style++)
828 {
829#if ENABLE_STYLES
830 const char *res = rs[Rs_font + style];
831
832 if (res && !*res)
833 fontset[style] = fontset[0];
834 else
835 {
836 fontset[style] = fs = new rxvt_fontset (this);
837 rxvt_fontprop prop2 = prop;
838
839 if (res)
840 {
841 fs->populate (res);
842 fs->set_prop (prop2, false);
843 }
844 else
845 {
846 fs->populate (fontset[0]->fontdesc);
847
848 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
849 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
850
851 fs->set_prop (prop2, true);
852 }
853
854 }
855#else
856 fontset[style] = fontset[0];
857#endif
858 }
859
860 if (parent[0])
861 {
862 resize_all_windows (0, 0, 0);
863 scr_remap_chars ();
864 scr_touch (true);
865 }
866
867 return true;
868}
869
870void rxvt_term::set_string_property (Atom prop, const char *str, int len)
871{
872 XChangeProperty (dpy, parent[0],
873 prop, XA_STRING, 8, PropModeReplace,
874 (const unsigned char *)str, len >= 0 ? len : strlen (str));
875}
876
877void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
878{
879 wchar_t *ws = rxvt_mbstowcs (str, len);
880 char *s = rxvt_wcstoutf8 (ws);
881
882 XChangeProperty (dpy, parent[0],
883 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
884 (const unsigned char *)s, strlen (s));
885
886 free (s);
887 free (ws);
888}
699 889
700/*----------------------------------------------------------------------*/ 890/*----------------------------------------------------------------------*/
701/*----------------------------------------------------------------------*/ 891/*----------------------------------------------------------------------*/
702/* xterm sequences - title, iconName, color (exptl) */ 892/* xterm sequences - title, iconName, color (exptl) */
703void 893void
704rxvt_term::set_title (const char *str) 894rxvt_term::set_title (const char *str)
705{ 895{
706#ifndef SMART_WINDOW_TITLE 896 set_string_property (XA_WM_NAME, str);
707 XStoreName(Xdisplay, TermWin.parent[0], str); 897#if ENABLE_EWMH
708#else 898 set_utf8_property (xa[XA_NET_WM_NAME], str);
709 char *name;
710
711 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XStoreName(Xdisplay, TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif 899#endif
718} 900}
719 901
720void 902void
721rxvt_term::set_iconName (const char *str) 903rxvt_term::set_icon_name (const char *str)
722{ 904{
723#ifndef SMART_WINDOW_TITLE 905 set_string_property (XA_WM_ICON_NAME, str);
724 XSetIconName(Xdisplay, TermWin.parent[0], str); 906#if ENABLE_EWMH
725#else 907 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726 char *name;
727
728 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729 name = NULL;
730 if (name == NULL || STRCMP(name, str))
731 XSetIconName(Xdisplay, TermWin.parent[0], str);
732 if (name)
733 XFree(name);
734#endif 908#endif
735} 909}
736 910
737#ifdef XTERM_COLOR_CHANGE 911#ifdef XTERM_COLOR_CHANGE
738void 912void
739rxvt_term::set_window_color (int idx, const char *color) 913rxvt_term::set_window_color (int idx, const char *color)
740{ 914{
741 rxvt_color xcol; 915 rxvt_color xcol;
742 int i; 916 int i;
743 917
744 if (color == NULL || *color == '\0') 918 if (color == NULL || *color == '\0')
745 return; 919 return;
746 920
921 color = strdup (color);
922 allocated.push_back ((void *)color);
923 rs[Rs_color + idx] = color;
924
747 /* handle color aliases */ 925 /* handle color aliases */
748 if (isdigit(*color)) 926 if (isdigit (*color))
749 { 927 {
750 i = atoi(color); 928 i = atoi (color);
929
751 if (i >= 8 && i <= 15) 930 if (i >= 8 && i <= 15)
752 { /* bright colors */ 931 { /* bright colors */
753 i -= 8; 932 i -= 8;
754# ifndef NO_BRIGHTCOLOR
755 PixColors[idx] = PixColors[minBrightCOLOR + i]; 933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
756 SET_PIXCOLOR(idx);
757 goto Done; 934 goto done;
758# endif
759
760 } 935 }
936
761 if (i >= 0 && i <= 7) 937 if (i >= 0 && i <= 7)
762 { /* normal colors */ 938 { /* normal colors */
763 PixColors[idx] = PixColors[minCOLOR + i]; 939 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764 SET_PIXCOLOR(idx);
765 goto Done; 940 goto done;
766 } 941 }
767 } 942 }
768 if (!rXParseAllocColor (& xcol, color)) 943
769 return; 944 set_color (xcol, color);
770 /* XStoreColor (Xdisplay, XCMAP, XColor*); */
771 945
772 /* 946 /*
773 * FIXME: should free colors here, but no idea how to do it so instead, 947 * FIXME: should free colors here, but no idea how to do it so instead,
774 * so just keep gobbling up the colormap 948 * so just keep gobbling up the colormap
775 */ 949 */
776# if 0
777 for (i = Color_Black; i <= Color_White; i++)
778 if (PixColors[idx] == PixColors[i])
779 break;
780 if (i > Color_White)
781 {
782 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
783 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
784 DisplayPlanes(Xdisplay, Xscreen));
785 }
786# endif
787 950
788 PixColors[idx] = xcol; 951 pix_colors_focused[idx] = xcol;
789 SET_PIXCOLOR(idx);
790 952
791 /* XSetWindowAttributes attr; */ 953 /* XSetWindowAttributes attr; */
792 /* Cursor cursor; */ 954 /* Cursor cursor; */
793Done: 955done:
794 if (idx == Color_bg && !(Options & Opt_transparent))
795 XSetWindowBackground(Xdisplay, TermWin.vt,
796 PixColors[Color_bg]);
797
798 /* handle Color_BD, scrollbar background, etc. */ 956 /*TODO: handle Color_BD, scrollbar background, etc. */
799 957
800 set_colorfgbg (); 958 update_fade_color (idx);
801 recolour_cursor (); 959 recolour_cursor ();
802 /* the only reasonable way to enforce a clean update */ 960 scr_recolour ();
803 scr_poweron ();
804} 961}
805 962
806#else 963#else
807# define set_window_color (idx,color) ((void)0) 964# define set_window_color (idx,color) ((void)0)
808#endif /* XTERM_COLOR_CHANGE */ 965#endif /* XTERM_COLOR_CHANGE */
809 966
810void 967void
811rxvt_term::recolour_cursor () 968rxvt_term::recolour_cursor ()
812{ 969{
813#if TODO 970 XColor fg, bg;
814 rxvt_color xcol[2];
815 971
816 xcol[0] = PixColors[Color_pointer]; 972 (ISSET_PIXCOLOR (Color_pointer_fg)
817 xcol[1] = PixColors[Color_bg]; 973 ? pix_colors_focused[Color_pointer_fg]
818 XQueryColors (Xdisplay, XCMAP, xcol, 2); 974 : pix_colors_focused[Color_fg]).get (fg);
975
976 (ISSET_PIXCOLOR (Color_pointer_bg)
977 ? pix_colors_focused[Color_pointer_bg]
978 : pix_colors_focused[Color_bg]).get (bg);
979
819 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 980 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
820#endif
821} 981}
822 982
823/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
824/* 984/*
825 * find if fg/bg matches any of the normal (low-intensity) colors 985 * find if fg/bg matches any of the normal (low-intensity) colors
826 */ 986 */
827void 987void
828rxvt_term::set_colorfgbg () 988rxvt_term::set_colorfgbg ()
829{ 989{
830 unsigned int i; 990 unsigned int i;
831 const char *xpmb = "\0"; 991 const char *xpmb = "\0";
832 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 992 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
833 993
834 env_colorfgbg =
835 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
836 STRCPY(fstr, "default"); 994 strcpy (fstr, "default");
837 STRCPY(bstr, "default"); 995 strcpy (bstr, "default");
838 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
839 if (PixColors[Color_fg] == PixColors[i]) 997 if (pix_colors[Color_fg] == pix_colors[i])
840 { 998 {
841 sprintf(fstr, "%d", (i - Color_Black)); 999 sprintf (fstr, "%d", (i - Color_Black));
842 break; 1000 break;
843 } 1001 }
1002
844 for (i = Color_Black; i <= Color_White; i++) 1003 for (i = Color_Black; i <= Color_White; i++)
845 if (PixColors[Color_bg] == PixColors[i]) 1004 if (pix_colors[Color_bg] == pix_colors[i])
846 { 1005 {
847 sprintf(bstr, "%d", (i - Color_Black)); 1006 sprintf (bstr, "%d", (i - Color_Black));
848#ifdef XPM_BACKGROUND 1007#ifdef XPM_BACKGROUND
849 xpmb = "default;"; 1008 xpmb = "default;";
850#endif 1009#endif
851 break; 1010 break;
852 } 1011 }
1012
853 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1013 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854 putenv(env_colorfgbg);
855
856#ifndef NO_BRIGHTCOLOR
857 colorfgbg = DEFAULT_RSTYLE;
858 for (i = minCOLOR; i <= maxCOLOR; i++)
859 {
860 if (PixColors[Color_fg] == PixColors[i])
861 colorfgbg = SET_FGCOLOR(colorfgbg, i);
862 if (PixColors[Color_bg] == PixColors[i])
863 colorfgbg = SET_BGCOLOR(colorfgbg, i);
864 }
865#endif
866} 1014}
867 1015
868/*----------------------------------------------------------------------*/ 1016/*----------------------------------------------------------------------*/
869/*
870 * Colour determination for low colour displays, routine from
871 * Hans de Goede <hans@highrise.nl>
872 */
873 1017
874int 1018bool
875rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1019rxvt_term::set_color (rxvt_color &color, const char *name)
876{ 1020{
877 if (!screen_in_out->set (this, colour)) 1021 if (color.set (this, name))
878 {
879 rxvt_print_error("can't allocate colour: %s", colour);
880 return false;
881 }
882
883 return true; 1022 return true;
1023
1024 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1025 return false;
1026}
1027
1028void
1029rxvt_term::alias_color (int dst, int src)
1030{
1031 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
884} 1032}
885 1033
886/* -------------------------------------------------------------------- * 1034/* -------------------------------------------------------------------- *
887 * - WINDOW RESIZING - * 1035 * - WINDOW RESIZING - *
888 * -------------------------------------------------------------------- */ 1036 * -------------------------------------------------------------------- */
889void 1037void
890rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1038rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891{ 1039{
892 int fix_screen; 1040 int fix_screen;
1041 int old_width = szHint.width;
1042 int old_height = szHint.height;
893 1043
894#ifdef SMART_RESIZE
895 int old_width = szHint.width, old_height = szHint.height;
896#endif
897
898 window_calc (width, height); 1044 window_calc (newwidth, newheight);
1045
1046 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
899 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1047 XSetWMNormalHints (dpy, parent[0], &szHint);
1048
900 if (!ignoreparent) 1049 if (!ignoreparent)
901 { 1050 {
902#ifdef SMART_RESIZE 1051#ifdef SMART_RESIZE
903 /* 1052 /*
904 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1053 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
907 int x, y, x1, y1; 1056 int x, y, x1, y1;
908 int dx, dy; 1057 int dx, dy;
909 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1058 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910 Window unused_cr; 1059 Window unused_cr;
911 1060
912 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1061 XTranslateCoordinates (dpy, parent[0], display->root,
913 0, 0, &x, &y, &unused_cr); 1062 0, 0, &x, &y, &unused_cr);
914 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1063 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
915 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1064 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
916 /* 1065 /*
917 * if Xroot isn't the parent window, a WM will probably have offset 1066 * if display->root isn't the parent window, a WM will probably have offset
918 * our position for handles and decorations. Counter it 1067 * our position for handles and decorations. Counter it
919 */ 1068 */
920 if (x1 != x || y1 != y) 1069 if (x1 != x || y1 != y)
921 { 1070 {
922 x -= x1; 1071 x -= x1;
923 y -= y1; 1072 y -= y1;
924 } 1073 }
925 1074
926 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1075 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
927 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1076 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
928 dx = old_width - szHint.width; 1077 dx = old_width - szHint.width;
929 dy = old_height - szHint.height; 1078 dy = old_height - szHint.height;
930 1079
931 /* Check position of the center of the window */ 1080 /* Check position of the center of the window */
932 if (x < x1) /* left half */ 1081 if (x < x1) /* left half */
933 dx = 0; 1082 dx = 0;
936 if (y < y1) /* top half */ 1085 if (y < y1) /* top half */
937 dy = 0; 1086 dy = 0;
938 else if (y == y1) /* exact center */ 1087 else if (y == y1) /* exact center */
939 dy /= 2; 1088 dy /= 2;
940 1089
941 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1090 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
942 szHint.width, szHint.height); 1091 szHint.width, szHint.height);
943#else 1092#else
944 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1093 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
945 szHint.height);
946#endif 1094#endif
947
948 } 1095 }
949 1096
950 fix_screen = (TermWin.ncol != prev_ncol 1097 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
951 || TermWin.nrow != prev_nrow);
952 1098
953 if (fix_screen || width != old_width || height != old_height) 1099 if (fix_screen || newwidth != old_width || newheight != old_height)
954 { 1100 {
955 if (scrollbar_visible ()) 1101 if (scrollBar.state)
956 { 1102 {
957 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1103 XMoveResizeWindow (dpy, scrollBar.win,
1104 window_sb_x, 0,
958 0, scrollbar_TotalWidth (), szHint.height); 1105 scrollbar_TotalWidth (), szHint.height);
959 resize_scrollbar (); 1106 resize_scrollbar ();
960 } 1107 }
961 1108
962 if (menubar_visible ()) 1109 XMoveResizeWindow (dpy, vt,
963 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1110 window_vt_x, window_vt_y,
964 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
965
966 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
967 window_vt_y, TermWin_TotalWidth (),
968 TermWin_TotalHeight ()); 1111 width, height);
969#ifdef RXVT_GRAPHICS 1112
970 if (old_height)
971 Gr_Resize (old_width - szHint.base_width,
972 old_height - szHint.base_height);
973#endif
974 scr_clear (); 1113 scr_clear ();
975#ifdef XPM_BACKGROUND 1114#ifdef XPM_BACKGROUND
976 resize_pixmap (); 1115 resize_pixmap ();
977#endif 1116#endif
978
979 } 1117 }
980 1118
981 if (fix_screen || old_height == 0) 1119 if (fix_screen || old_height == 0)
982 {
983 int curr_screen = -1;
984 int old_ncol = prev_ncol;
985
986 /* scr_reset only works on the primary screen */
987 if (old_height) /* this is not the first time through */
988 {
989 unsigned int ncol = TermWin.ncol;
990 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991 curr_screen = scr_change_screen (PRIMARY);
992 TermWin.ncol = ncol;
993 }
994
995 scr_reset(); 1120 scr_reset ();
996 1121
997 if (curr_screen >= 0) /* this is not the first time through */ 1122 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
998 { 1123 //scr_touch (false);
999 scr_change_screen (curr_screen);
1000 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1001 }
1002 }
1003 1124
1004 old_width = szHint.width; 1125#ifdef XPM_BACKGROUND
1005 old_height = szHint.height; 1126 if (pixmap)
1127 scr_touch (false);
1128#endif
1006 1129
1007#ifdef USE_XIM 1130#ifdef USE_XIM
1008 IMSetStatusPosition (); 1131 IMSetPosition ();
1009#endif 1132#endif
1010} 1133}
1011 1134
1012/* 1135/*
1013 * Set the width/height of the vt window in characters. Units are pixels. 1136 * Set the width/height of the vt window in characters. Units are pixels.
1014 * good for toggling 80/132 columns 1137 * good for toggling 80/132 columns
1015 */ 1138 */
1016void 1139void
1017rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1140rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018{ 1141{
1019 XWindowAttributes wattr; 1142 XWindowAttributes wattr;
1020 1143
1021 if (width == 0 || height == 0) 1144 if (newwidth == 0 || newheight == 0)
1022 { 1145 {
1023 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1146 XGetWindowAttributes (dpy, display->root, &wattr);
1147
1024 if (width == 0) 1148 if (newwidth == 0)
1025 width = wattr.width - szHint.base_width; 1149 newwidth = wattr.width - szHint.base_width;
1026 if (height == 0) 1150 if (newheight == 0)
1027 height = wattr.height - szHint.base_height; 1151 newheight = wattr.height - szHint.base_height;
1028 }
1029 if (width != TermWin.width || height != TermWin.height)
1030 { 1152 }
1153
1154 if (newwidth != width || newheight != height)
1155 {
1031 width += szHint.base_width; 1156 newwidth += szHint.base_width;
1032 height += szHint.base_height; 1157 newheight += szHint.base_height;
1033 resize_all_windows (width, height, 0); 1158 resize_all_windows (newwidth, newheight, 0);
1034 } 1159 }
1035} 1160}
1036 1161
1037/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
1038 * - X INPUT METHOD ROUTINES - * 1163 * - X INPUT METHOD ROUTINES - *
1039 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
1040#ifdef USE_XIM 1165#ifdef USE_XIM
1041void
1042rxvt_term::set_size (XRectangle *size)
1043{
1044 size->x = TermWin.int_bwidth;
1045 size->y = TermWin.int_bwidth;
1046 size->width = Width2Pixel(TermWin.ncol);
1047 size->height = Height2Pixel(TermWin.nrow);
1048}
1049 1166
1050void 1167void
1051rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1168rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052{ 1169{
1053 *fg = PixColors[Color_fg]; 1170 fg = pix_colors [Color_fg];
1054 *bg = PixColors[Color_bg]; 1171 bg = pix_colors [Color_bg];
1172}
1173
1174void
1175rxvt_term::im_set_size (XRectangle &size)
1176{
1177 // the int_bwidth terms make no sense to me
1178 size.x = int_bwidth;
1179 size.y = int_bwidth;
1180 size.width = Width2Pixel (ncol) + int_bwidth;
1181 size.height = Height2Pixel (nrow) + int_bwidth;
1182}
1183
1184void
1185rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186 XRectangle &status_rect,
1187 const XRectangle &needed_rect)
1188{
1189 preedit_rect.x = needed_rect.width;
1190 preedit_rect.y = 0;
1191 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192 preedit_rect.height = fheight;
1193
1194 status_rect.x = 0;
1195 status_rect.y = 0;
1196 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197 status_rect.height = fheight;
1055} 1198}
1056 1199
1057/* Checking whether input method is running. */ 1200/* Checking whether input method is running. */
1058bool 1201bool
1059rxvt_term::IMisRunning () 1202rxvt_term::IMisRunning ()
1060{ 1203{
1061 char *p; 1204 char *p;
1062 Atom atom; 1205 Atom atom;
1063 Window win; 1206 Window win;
1064 char server[IMBUFSIZ]; 1207 char server[IMBUFSIZ];
1065 1208
1066 /* get current locale modifier */ 1209 /* get current locale modifier */
1067 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1210 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1068 { 1211 {
1069 STRCPY(server, "@server="); 1212 strcpy (server, "@server=");
1070 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1213 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1214
1071 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1215 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1072 *p = '\0'; 1216 *p = '\0';
1073 1217
1074 atom = XInternAtom(Xdisplay, server, False); 1218 atom = XInternAtom (dpy, server, False);
1075 win = XGetSelectionOwner(Xdisplay, atom); 1219 win = XGetSelectionOwner (dpy, atom);
1220
1076 if (win != None) 1221 if (win != None)
1077 return True; 1222 return True;
1078 } 1223 }
1224
1079 return False; 1225 return False;
1080} 1226}
1081 1227
1082void 1228void
1083rxvt_term::IMSendSpot () 1229rxvt_term::IMSendSpot ()
1084{ 1230{
1085 XPoint spot; 1231 XPoint nspot;
1086 XVaNestedList preedit_attr; 1232 XVaNestedList preedit_attr;
1087 1233
1088 if (Input_Context == NULL 1234 if (!Input_Context
1089 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1235 || !focus
1090 || !(event_type == KeyPress 1236 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1091 || event_type == Expose
1092 || event_type == NoExpose
1093 || event_type == SelectionNotify
1094 || event_type == ButtonRelease || event_type == FocusIn)
1095 || !IMisRunning ())
1096 return; 1237 return;
1097 1238
1098 set_position (&spot); 1239 im_set_position (nspot);
1099 1240
1241 if (nspot.x == spot.x && nspot.y == spot.y)
1242 return;
1243
1244 spot = nspot;
1245
1100 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1246 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1247 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102 XFree(preedit_attr); 1248 XFree (preedit_attr);
1103} 1249}
1104 1250
1105void 1251void
1106rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1252rxvt_term::im_destroy ()
1107 XRectangle * needed_rect)
1108{ 1253{
1109 int mbh, vtx = 0; 1254 if (input_method)
1255 {
1256 if (Input_Context && input_method->xim)
1257 XDestroyIC (Input_Context);
1110 1258
1111 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1259 display->put_xim (input_method);
1112 vtx = scrollbar_TotalWidth(); 1260 input_method = 0;
1261 }
1113 1262
1114 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115 mbh -= TermWin.lineSpace;
1116
1117 preedit_rect->x = needed_rect->width + vtx;
1118 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121 preedit_rect->height = Height2Pixel(1);
1122
1123 status_rect->x = vtx;
1124 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127 status_rect->height = Height2Pixel(1);
1128}
1129
1130/* ARGSUSED */
1131/* EXTPROTO */
1132void
1133rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134 __attribute__ ((unused)), XPointer call_data
1135 __attribute__ ((unused)))
1136{
1137 GET_R->Input_Context = NULL; 1263 Input_Context = 0;
1138 /* To avoid Segmentation Fault in C locale: Solaris only? */
1139 if (STRCMP (GET_R->locale, "C"))
1140 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141 rxvt_IMInstantiateCallback, NULL);
1142} 1264}
1265
1266#ifdef ENABLE_XIM_ONTHESPOT
1267
1268static void
1269xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1270{
1271 ((rxvt_term *)client_data)->make_current ();
1272 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1273}
1274
1275static void
1276xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1277{
1278 ((rxvt_term *)client_data)->make_current ();
1279 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1280}
1281
1282static void
1283xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1284{
1285 rxvt_term *term = (rxvt_term *)client_data;
1286 XIMText *text = call_data->text;
1287
1288 term->make_current ();
1289
1290 if (text)
1291 {
1292 void *str;
1293
1294 if (!text->encoding_is_wchar && text->string.multi_byte)
1295 {
1296 // of course, X makes it ugly again
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->rs[Rs_imLocale]);
1299
1300 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1301 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1302
1303 if (term->rs[Rs_imLocale])
1304 SET_LOCALE (term->locale);
1305 }
1306 else
1307 str = (void *)text->string.wide_char;
1308
1309 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1310 DT_INT, call_data->caret,
1311 DT_INT, call_data->chg_first,
1312 DT_INT, call_data->chg_length,
1313 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1314 DT_WCS_LEN, str, str ? (int)text->length : 0,
1315 DT_END));
1316 }
1317 else
1318 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1319 DT_INT, call_data->caret,
1320 DT_INT, call_data->chg_first,
1321 DT_INT, call_data->chg_length,
1322 DT_END));
1323}
1324
1325#if 0
1326static void
1327xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1328{
1329 ((rxvt_term *)client_data)->make_current ();
1330 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1331 DT_INT, call_data->position,
1332 DT_INT, call_data->direction,
1333 DT_INT, call_data->style,
1334 DT_END));
1335}
1336#endif
1337
1338#endif
1143 1339
1144/* 1340/*
1145 * Try to open a XIM with the current modifiers, then see if we can 1341 * Try to open a XIM with the current modifiers, then see if we can
1146 * open a suitable preedit type 1342 * open a suitable preedit type
1147 */ 1343 */
1148bool 1344bool
1149rxvt_term::IM_get_IC () 1345rxvt_term::IM_get_IC (const char *modifiers)
1150{ 1346{
1151 int i, j, found; 1347 int i, j, found;
1152 XIM xim; 1348 XIM xim;
1153 XPoint spot; 1349 XPoint spot;
1154 XRectangle rect, status_rect, needed_rect; 1350 XRectangle rect, status_rect, needed_rect;
1155 unsigned long fg, bg; 1351 unsigned long fg, bg;
1156 const char *p; 1352 const char *p;
1157 char **s; 1353 char **s;
1158 XIMStyles *xim_styles; 1354 XIMStyles *xim_styles;
1159 XVaNestedList preedit_attr, status_attr; 1355#ifdef ENABLE_XIM_ONTHESPOT
1160 XIMCallback ximcallback; 1356 XIMCallback xcb[4];
1357#endif
1161 1358
1162 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1359 set_environ (envv);
1163 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1360
1164 if (xim == NULL) 1361 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1165 return False; 1362 return false;
1363
1364 input_method = display->get_xim (locale, modifiers);
1365 if (input_method == NULL)
1366 return false;
1367
1368 xim = input_method->xim;
1369 spot.x = spot.y = -1;
1166 1370
1167 xim_styles = NULL; 1371 xim_styles = NULL;
1168 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1372 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169 || !xim_styles || !xim_styles->count_styles) 1373 || !xim_styles || !xim_styles->count_styles)
1170 { 1374 {
1171 XCloseIM(xim); 1375 im_destroy ();
1172 return False; 1376 return false;
1377 }
1378
1379 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1380
1381 for (int pi = 0; pi < 2; pi++)
1173 } 1382 {
1383 p = pet[pi];
1174 1384
1175 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1385 if (!p)
1176 : "OverTheSpot,OffTheSpot,Root"; 1386 continue;
1387
1177 s = rxvt_splitcommastring(p); 1388 s = rxvt_splitcommastring (p);
1389
1178 for (i = found = 0; !found && s[i]; i++) 1390 for (i = found = 0; !found && s[i]; i++)
1179 { 1391 {
1180 if (!STRCMP(s[i], "OverTheSpot")) 1392 if (!strcmp (s[i], "OverTheSpot"))
1181 input_style = (XIMPreeditPosition | XIMStatusNothing); 1393 input_style = XIMPreeditPosition | XIMStatusNothing;
1182 else if (!STRCMP(s[i], "OffTheSpot")) 1394 else if (!strcmp (s[i], "OffTheSpot"))
1183 input_style = (XIMPreeditArea | XIMStatusArea); 1395 input_style = XIMPreeditArea | XIMStatusArea;
1184 else if (!STRCMP(s[i], "Root")) 1396 else if (!strcmp (s[i], "Root"))
1185 input_style = (XIMPreeditNothing | XIMStatusNothing); 1397 input_style = XIMPreeditNothing | XIMStatusNothing;
1398 else if (!strcmp (s[i], "None"))
1399 input_style = XIMPreeditNone | XIMStatusNone;
1400#ifdef ENABLE_XIM_ONTHESPOT
1401 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1402 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1403#endif
1404 else
1405 input_style = XIMPreeditNothing | XIMStatusNothing;
1186 1406
1187 for (j = 0; j < xim_styles->count_styles; j++) 1407 for (j = 0; j < xim_styles->count_styles; j++)
1188 if (input_style == xim_styles->supported_styles[j]) 1408 if (input_style == xim_styles->supported_styles[j])
1189 { 1409 {
1410 rxvt_freecommastring (s);
1411
1190 found = 1; 1412 found = 1;
1191 break; 1413 goto foundpet;
1414 }
1415
1192 } 1416 }
1417
1418 rxvt_freecommastring (s);
1193 } 1419 }
1194 for (i = 0; s[i]; i++) 1420
1195 free(s[i]); 1421foundpet:
1196 free(s); 1422
1197 XFree(xim_styles); 1423 XFree (xim_styles);
1198 1424
1199 if (!found) 1425 if (!found)
1200 { 1426 {
1201 XCloseIM(xim); 1427 im_destroy ();
1202 return False; 1428 return false;
1429 }
1430
1431 XFontSet fs = 0;
1432 XVaNestedList preedit_attr = 0, status_attr = 0;
1433
1434 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1203 } 1435 {
1436 // fake us a font-set, please
1437 char **missing_charset_list;
1438 int missing_charset_count;
1439 char *def_string;
1440 char pat[512];
1204 1441
1205 ximcallback.callback = rxvt_IMDestroyCallback; 1442 sprintf (pat,
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1447 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1448 "*",
1449 fheight,
1450 fheight + 1, fheight - 1,
1451 fheight - 2, fheight + 2);
1206 1452
1207 /* XXX: not sure why we need this (as well as IC one below) */ 1453 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1208 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1454 &missing_charset_list, &missing_charset_count, &def_string);
1209 1455
1210 preedit_attr = status_attr = NULL; 1456 if (missing_charset_list)
1457 XFreeStringList (missing_charset_list);
1458
1459 if (!fs)
1460 {
1461 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1462 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1463 }
1464 }
1211 1465
1212 if (input_style & XIMPreeditPosition) 1466 if (input_style & XIMPreeditPosition)
1213 { 1467 {
1214 set_size (&rect); 1468 im_set_size (rect);
1215 set_position (&spot); 1469 im_set_position (spot);
1216 set_color (&fg, &bg); 1470 im_set_color (fg, bg);
1217 1471
1218 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1472 preedit_attr = XVaCreateNestedList (0,
1473 XNForeground, fg,
1474 XNBackground, bg,
1475 XNArea, &rect,
1219 XNSpotLocation, &spot, 1476 XNSpotLocation, &spot,
1220 XNForeground, fg, XNBackground, bg,
1221 //XNFontSet, TermWin.fontset, 1477 XNFontSet, fs,
1222 NULL); 1478 NULL);
1223 } 1479 }
1224 else if (input_style & XIMPreeditArea) 1480 else if (input_style & XIMPreeditArea)
1225 { 1481 {
1226 set_color (&fg, &bg); 1482 im_set_color (fg, bg);
1227 1483
1228 /* 1484 /*
1229 * The necessary width of preedit area is unknown 1485 * The necessary width of preedit area is unknown
1230 * until create input context. 1486 * until create input context.
1231 */ 1487 */
1232 needed_rect.width = 0; 1488 needed_rect.width = 0;
1233
1234 set_preedit_area(&rect, &status_rect, &needed_rect); 1489 im_set_preedit_area (rect, status_rect, needed_rect);
1235 1490
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1491 preedit_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1237 XNForeground, fg, XNBackground, bg, 1493 XNBackground, bg,
1494 XNArea, &rect,
1495 XNFontSet, fs,
1496 NULL);
1497 status_attr = XVaCreateNestedList (0,
1498 XNForeground, fg,
1499 XNBackground, bg,
1500 XNArea, &status_rect,
1238 //XNFontSet, TermWin.fontset, 1501 XNFontSet, fs,
1239 NULL); 1502 NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1503 }
1241 XNForeground, fg, XNBackground, bg, 1504#if ENABLE_XIM_ONTHESPOT
1242 //XNFontSet, TermWin.fontset, 1505 else if (input_style & XIMPreeditCallbacks)
1506 {
1507 im_set_position (spot);
1508
1509 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1510 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1511 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1512# if 0
1513 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1514# endif
1515
1516 preedit_attr = XVaCreateNestedList (0,
1517 XNSpotLocation, &spot,
1518 XNPreeditStartCallback, &xcb[0],
1519 XNPreeditDoneCallback , &xcb[1],
1520 XNPreeditDrawCallback , &xcb[2],
1521# if 0
1522 XNPreeditCaretCallback, &xcb[3],
1523# endif
1243 NULL); 1524 NULL);
1244 } 1525 }
1245 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1526#endif
1527
1528 Input_Context = XCreateIC (xim,
1529 XNInputStyle, input_style,
1246 XNClientWindow, TermWin.parent[0], 1530 XNClientWindow, vt,
1247 XNFocusWindow, TermWin.parent[0], 1531 XNFocusWindow, parent[0],
1248 XNDestroyCallback, &ximcallback,
1249 preedit_attr ? XNPreeditAttributes : NULL, 1532 preedit_attr ? XNPreeditAttributes : NULL,
1250 preedit_attr, 1533 preedit_attr,
1251 status_attr ? XNStatusAttributes : NULL, 1534 status_attr ? XNStatusAttributes : NULL,
1252 status_attr, NULL); 1535 status_attr, NULL);
1253 if (preedit_attr) 1536
1254 XFree(preedit_attr); 1537 if (preedit_attr) XFree (preedit_attr);
1255 if (status_attr) 1538 if (status_attr) XFree (status_attr);
1256 XFree(status_attr); 1539 if (fs) XFreeFontSet (dpy, fs);
1540
1257 if (Input_Context == NULL) 1541 if (Input_Context == NULL)
1258 { 1542 {
1259 rxvt_print_error("failed to create input context"); 1543 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260 XCloseIM(xim); 1544 im_destroy ();
1261 return False; 1545 return false;
1262 } 1546 }
1263 if (input_style & XIMPreeditArea) 1547
1548#if 0
1549 // unfortunately, only the focus window is used by XIM, hard to fix
1550 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1551 vt_select_input ();
1552#endif
1553
1264 IMSetStatusPosition (); 1554 IMSetPosition ();
1265 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1555
1266 return True; 1556 return true;
1267} 1557}
1268 1558
1269/*
1270 * X manual pages and include files don't match on some systems:
1271 * some think this is an XIDProc and others an XIMProc so we can't
1272 * use the first argument - need to update this to be nice for
1273 * both types via some sort of configure detection
1274 */
1275/* ARGSUSED */
1276/* EXTPROTO */
1277void 1559void
1278rxvt_IMInstantiateCallback(Display * unused 1560rxvt_term::im_cb ()
1279 __attribute__ ((unused)), XPointer client_data
1280 __attribute__ ((unused)), XPointer call_data
1281 __attribute__ ((unused)))
1282{ 1561{
1283 int i, found, had_im; 1562 int i;
1284 const char *p; 1563 const char *p;
1285 char **s; 1564 char **s;
1286 char buf[IMBUFSIZ]; 1565 char buf[IMBUFSIZ];
1287 1566
1288 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1567 make_current ();
1568
1569 im_destroy ();
1570
1289 if (GET_R->Input_Context) 1571 if (Input_Context)
1290 return; 1572 return;
1291 1573
1292#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293 if (GET_R->rs[Rs_imLocale]) 1575 if (rs[Rs_imLocale])
1294 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1576 SET_LOCALE (rs[Rs_imLocale]);
1295#endif 1577#endif
1296 1578
1297 p = GET_R->rs[Rs_inputMethod]; 1579 p = rs[Rs_inputMethod];
1298 if (p && *p) 1580 if (p && *p)
1299 { 1581 {
1300 bool found = false; 1582 bool found = false;
1301 1583
1302 s = rxvt_splitcommastring (p); 1584 s = rxvt_splitcommastring (p);
1585
1303 for (i = 0; s[i]; i++) 1586 for (i = 0; s[i]; i++)
1304 { 1587 {
1305 if (*s[i]) 1588 if (*s[i])
1306 { 1589 {
1307 STRCPY (buf, "@im="); 1590 strcpy (buf, "@im=");
1308 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1591 strncat (buf, s[i], IMBUFSIZ - 5);
1309 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1592 if (IM_get_IC (buf))
1310 { 1593 {
1311 found = true; 1594 found = true;
1312 break; 1595 break;
1313 } 1596 }
1314 } 1597 }
1315 } 1598 }
1316 for (i = 0; s[i]; i++) 1599
1317 free(s[i]); 1600 rxvt_freecommastring (s);
1318 free(s);
1319 1601
1320 if (found) 1602 if (found)
1321 goto done; 1603 goto done;
1322 } 1604 }
1323 1605
1324 /* try with XMODIFIERS env. var. */ 1606 /* try with XMODIFIERS env. var. */
1325 if ((p = XSetLocaleModifiers ("")) && *p 1607 if (IM_get_IC (""))
1326 && GET_R->IM_get_IC ())
1327 goto done; 1608 goto done;
1328 1609
1329 /* try with no modifiers base IF the user didn't specify an IM */ 1610 /* try with no modifiers base IF the user didn't specify an IM */
1330 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1611 if (IM_get_IC ("@im=none"))
1331 && GET_R->IM_get_IC () == True)
1332 goto done; 1612 goto done;
1333 1613
1334done: 1614done:
1335#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1615#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336 if (GET_R->rs[Rs_imLocale]) 1616 if (rs[Rs_imLocale])
1337 setlocale (LC_CTYPE, GET_R->locale); 1617 SET_LOCALE (locale);
1338#endif 1618#endif
1339} 1619}
1340 1620
1341void 1621void
1342rxvt_term::IMSetStatusPosition () 1622rxvt_term::IMSetPosition ()
1343{ 1623{
1344 XRectangle preedit_rect, status_rect, *needed_rect; 1624 XRectangle preedit_rect, status_rect, *needed_rect;
1345 XVaNestedList preedit_attr, status_attr; 1625 XVaNestedList preedit_attr, status_attr;
1346 1626
1347 if (Input_Context == NULL 1627 if (!Input_Context
1348 || !TermWin.focus || !(input_style & XIMPreeditArea) 1628 || !focus
1629 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1349 || !IMisRunning ()) 1630 || !IMisRunning ())
1350 return; 1631 return;
1351 1632
1633 if (input_style & XIMPreeditPosition)
1634 {
1635 im_set_size (preedit_rect);
1636 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1637
1638 XSetICValues (Input_Context,
1639 XNPreeditAttributes, preedit_attr, NULL);
1640 }
1641 else
1642 {
1352 /* Getting the necessary width of preedit area */ 1643 /* Getting the necessary width of preedit area */
1353 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1644 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1645 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355 XFree(status_attr); 1646 XFree (status_attr);
1356 1647
1357 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1648 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1649 XFree (needed_rect);
1358 1650
1359 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1651 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1652 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361 1653
1362 XSetICValues(Input_Context, 1654 XSetICValues (Input_Context,
1363 XNPreeditAttributes, preedit_attr, 1655 XNPreeditAttributes, preedit_attr,
1364 XNStatusAttributes, status_attr, NULL); 1656 XNStatusAttributes, status_attr,
1657 NULL);
1365 1658
1659 XFree (status_attr);
1660 }
1661
1366 XFree(preedit_attr); 1662 XFree (preedit_attr);
1367 XFree(status_attr);
1368} 1663}
1369#endif /* USE_XIM */ 1664#endif /* USE_XIM */
1370 1665
1371/*----------------------------------------------------------------------*/
1372rxvt_t rxvt_current_term;
1373
1374/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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