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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 UTC vs.
Revision 1.233 by sasha, Fri Jun 8 20:04:12 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.23 2004/01/31 03:18:43 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
49static char curlocale[128]; 56static char curlocale[128], savelocale[128];
50 57
51void 58bool
52rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
53{ 60{
54 if (locale && STRNCMP (locale, curlocale, 128)) 61 int size = strlen (locale) + 1;
55 { 62
56 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);
57 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
58 } 71 return true;
59} 72}
60 73
61void * 74void
62rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
63{ 76{
64 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
65 80
66 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
67 return p; 146 return len;
68}
69 147
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 148}
149#endif
75 150
76rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
77: 152 :
153#if TRANSPARENT || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155 check_our_aprents_ev(this, &rxvt_term::check_our_parents_cb),
156#endif
157#ifdef HAVE_SCROLLBARS
158 scrollbar_ev (this, &rxvt_term::x_cb),
159#endif
78#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 162#endif
81#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev (this, &rxvt_term::text_blink_cb),
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83#endif 174#endif
84#ifdef POINTER_BLANK 175#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 176 pointer_ev (this, &rxvt_term::pointer_cb),
86#endif 177#endif
178#ifdef USE_XIM
179 im_ev (this, &rxvt_term::im_cb),
180#endif
181#ifndef NO_BELL
182 bell_ev (this, &rxvt_term::bell_cb),
183#endif
184 termwin_ev (this, &rxvt_term::x_cb),
185 vt_ev (this, &rxvt_term::x_cb),
186 child_ev (this, &rxvt_term::child_cb),
87 check_ev (this, &rxvt_term::check_cb), 187 check_ev (this, &rxvt_term::check_cb),
188 flush_ev (this, &rxvt_term::flush_cb),
88 destroy_ev (this, &rxvt_term::destroy_cb), 189 destroy_ev (this, &rxvt_term::destroy_cb),
89 pty_ev (this, &rxvt_term::pty_cb), 190 pty_ev (this, &rxvt_term::pty_cb),
90 x_ev (this, &rxvt_term::x_cb),
91 incr_ev (this, &rxvt_term::incr_cb) 191 incr_ev (this, &rxvt_term::incr_cb)
92{ 192{
93 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 rxvt_term::emergency_cleanup ()
205{
206 if (cmd_pid)
207 kill (-cmd_pid, SIGHUP);
208
209 pty_ev.stop ();
210 delete pty; pty = 0;
94} 211}
95 212
96rxvt_term::~rxvt_term () 213rxvt_term::~rxvt_term ()
97{ 214{
215 termlist.erase (find (termlist.begin (), termlist.end(), this));
216
217 emergency_cleanup ();
218
219#if ENABLE_STYLES
220 for (int i = RS_styleCount; --i; )
221 if (fontset[i] != fontset[0])
222 delete fontset[i];
223#endif
224 delete fontset[0];
225
226 if (display)
227 {
228 selection_clear ();
229
230#ifdef USE_XIM
231 im_destroy ();
232#endif
233#ifdef XTERM_SCROLLBAR
234 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
235 if (ShadowGC) XFreeGC (dpy, ShadowGC);
236#endif
237#ifdef PLAIN_SCROLLBAR
238 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
239#endif
240#ifdef NEXT_SCROLLBAR
241 if (blackGC) XFreeGC (dpy, blackGC);
242 if (whiteGC) XFreeGC (dpy, whiteGC);
243 if (grayGC) XFreeGC (dpy, grayGC);
244 if (darkGC) XFreeGC (dpy, darkGC);
245 if (stippleGC) XFreeGC (dpy, stippleGC);
246 if (dimple) XFreePixmap (dpy, dimple);
247 if (upArrow) XFreePixmap (dpy, upArrow);
248 if (downArrow) XFreePixmap (dpy, downArrow);
249 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
250 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
251#endif
252#ifdef RXVT_SCROLLBAR
253 if (topShadowGC) XFreeGC (dpy, topShadowGC);
254 if (botShadowGC) XFreeGC (dpy, botShadowGC);
255 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
256#endif
257 if (gc) XFreeGC (dpy, gc);
258
259 delete drawable;
260 // destroy all windows
261 if (parent[0])
262 XDestroyWindow (dpy, parent[0]);
263
264 for (int i = 0; i < TOTAL_COLORS; i++)
265 if (ISSET_PIXCOLOR (i))
266 {
267 pix_colors_focused [i].free (this);
268#if OFF_FOCUS_FADING
269 pix_colors_unfocused [i].free (this);
270#endif
271 }
272
273 clear ();
274 }
275
276 delete [] pix_colors_focused;
277#if OFF_FOCUS_FADING
278 delete [] pix_colors_unfocused;
279#endif
280
281 displays.put (display);
282
98 scr_release (); 283 scr_release ();
99 284
285 /* clear all resources */
286 for (int i = 0; i < allocated.size (); i++)
287 free (allocated [i]);
288
289 free (selection.text);
290 // TODO: manage env vars in child only(!)
291 free (env_display);
292 free (env_term);
100 free (locale); 293 free (locale);
101 free (codeset); 294 free (v_buffer);
295 free (incr_buf);
102 296
103#ifndef NO_SETOWNER_TTYDEV 297 delete envv;
104 privileged_ttydev (RESTORE); 298 delete argv;
105#endif
106#ifdef UTMP_SUPPORT
107 privileged_utmp (RESTORE);
108#endif
109#ifdef USE_XIM
110 if (Input_Context != NULL)
111 {
112 XDestroyIC (Input_Context);
113 Input_Context = NULL;
114 }
115#endif
116 299
117 if (cmd_fd >= 0) 300#ifdef KEYSYM_RESOURCE
118 close (cmd_fd); 301 delete keyboard;
302#endif
303}
119 304
120 if (Xfd >= 0) 305// child has exited, usually destroys
121 XCloseDisplay (Xdisplay); 306void
307rxvt_term::child_cb (child_watcher &w, int status)
308{
309 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
122 310
123 delete PixColors; 311 cmd_pid = 0;
312
313 if (!option (Opt_hold))
314 destroy ();
124} 315}
125 316
126void 317void
127rxvt_term::destroy () 318rxvt_term::destroy ()
128{ 319{
320 if (destroy_ev.active)
321 return;
322
323 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
324
325#if ENABLE_OVERLAY
326 scr_overlay_off ();
327#endif
328
329 if (display)
330 {
331#if USE_XIM
332 im_ev.stop (display);
333#endif
334#if HAVE_SCROLLBARS
335 scrollbar_ev.stop (display);
336#endif
337#if TRANSPARENT || ENABLE_PERL
338 rootwin_ev.stop (display);
339#endif
340 incr_ev.stop ();
341 termwin_ev.stop (display);
342 vt_ev.stop (display);
343 }
344
129 check_ev.stop (); 345 check_ev.stop ();
130 pty_ev.stop (); 346 pty_ev.stop ();
131 x_ev.stop ();
132#ifdef CURSOR_BLINK 347#ifdef CURSOR_BLINK
133 cursor_blink_ev.stop (); 348 cursor_blink_ev.stop ();
134#endif 349#endif
135#ifdef TEXT_BLINK 350#ifdef TEXT_BLINK
136 text_blink_ev.stop (); 351 text_blink_ev.stop ();
137#endif 352#endif
353#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
354 cont_scroll_ev.stop ();
355#endif
356#ifdef SELECTION_SCROLLING
357 sel_scroll_ev.stop ();
358#endif
138#ifdef POINTER_BLANK 359#ifdef POINTER_BLANK
139 pointer_ev.stop (); 360 pointer_ev.stop ();
140#endif 361#endif
141 362
142 destroy_ev.start (0); 363 destroy_ev.start (0);
143} 364}
144 365
145void 366void
146rxvt_term::destroy_cb (time_watcher &w) 367rxvt_term::destroy_cb (time_watcher &w)
147{ 368{
148 SET_R (this); 369 make_current ();
149 370
150 delete this; 371 delete this;
151}
152
153/*----------------------------------------------------------------------*/
154/* rxvt_init() */
155/* LIBPROTO */
156rxvt_t
157rxvt_init (int argc, const char *const *argv)
158{
159 SET_R (new rxvt_term);
160
161 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162 {
163 delete GET_R;
164 SET_R (0);
165 }
166
167 return GET_R;
168}
169
170void
171rxvt_init_signals ()
172{
173/* install exit handler for cleanup */
174#if 0
175#ifdef HAVE_ATEXIT
176 atexit(rxvt_clean_exit);
177#else
178#endif
179#endif
180
181 struct sigaction sa;
182
183 sigfillset (&sa.sa_mask);
184 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193/* signal (SIGURG, SIG_DFL); */
194
195 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197}
198
199bool
200rxvt_term::init (int argc, const char *const *argv)
201{
202 /*
203 * Save and then give up any super-user privileges
204 * If we need privileges in any area then we must specifically request it.
205 * We should only need to be root in these cases:
206 * 1. write utmp entries on some systems
207 * 2. chown tty on some systems
208 */
209 privileges (SAVE);
210 privileges (IGNORE);
211
212 init_secondary ();
213
214 const char **cmd_argv = init_resources (argc, argv);
215
216 set_locale ("");
217
218#if (MENUBAR_MAX)
219 menubar_read (rs[Rs_menu]);
220#endif
221#ifdef HAVE_SCROLLBARS
222 if (Options & Opt_scrollBar)
223 scrollBar.setIdle (); /* set existence for size calculations */
224#endif
225
226 create_windows (argc, argv);
227
228 init_xlocale ();
229
230 scr_reset (); /* initialize screen */
231#ifdef RXVT_GRAPHICS
232 Gr_reset (); /* reset graphics */
233#endif
234
235#if 0
236#ifdef DEBUG_X
237 XSynchronize(Xdisplay, True);
238#endif
239#endif
240
241#ifdef HAVE_SCROLLBARS
242 if (Options & Opt_scrollBar)
243 resize_scrollbar (); /* create and map scrollbar */
244#endif
245#if (MENUBAR_MAX)
246 if (menubar_visible(r))
247 XMapWindow (Xdisplay, menuBar.win);
248#endif
249#ifdef TRANSPARENT
250 if (Options & Opt_transparent)
251 {
252 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253 check_our_parents ();
254 }
255#endif
256 XMapWindow (Xdisplay, TermWin.vt);
257 XMapWindow (Xdisplay, TermWin.parent[0]);
258
259 init_env ();
260 init_command (cmd_argv);
261
262 x_ev.start (Xfd, EVENT_READ);
263 pty_ev.start (cmd_fd, EVENT_READ);
264
265 check_ev.start ();
266
267 process_x_events ();
268
269 return true;
270}
271
272/* ------------------------------------------------------------------------- *
273 * SIGNAL HANDLING & EXIT HANDLER *
274 * ------------------------------------------------------------------------- */
275/*
276 * Catch a SIGCHLD signal and exit if the direct child has died
277 */
278/* ARGSUSED */
279/* EXTPROTO */
280RETSIGTYPE
281rxvt_Child_signal(int sig __attribute__ ((unused)))
282{
283 int pid, save_errno = errno;
284 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285 ;
286 errno = save_errno;
287
288#if 0
289 if (pid == cmd_pid)
290 exit (EXIT_SUCCESS);
291#endif
292}
293
294/*
295 * Catch a fatal signal and tidy up before quitting
296 */
297/* EXTPROTO */
298RETSIGTYPE
299rxvt_Exit_signal(int sig)
300{
301 signal(sig, SIG_DFL);
302#ifdef DEBUG_CMD
303 rxvt_print_error("signal %d", sig);
304#endif
305 rxvt_clean_exit();
306 kill(getpid(), sig);
307}
308
309/* ARGSUSED */
310/* EXTPROTO */
311int
312rxvt_xerror_handler(const Display * display
313 __attribute__ ((unused)), const XErrorEvent * event)
314{
315 if (GET_R->allowedxerror == -1)
316 GET_R->allowedxerror = event->error_code;
317 else
318 {
319 rxvt_print_error("XError: Request: %d . %d, Error: %d",
320 event->request_code, event->minor_code,
321 event->error_code);
322
323 GET_R->destroy ();
324 }
325
326 return 0;
327} 372}
328 373
329/*----------------------------------------------------------------------*/ 374/*----------------------------------------------------------------------*/
330/* 375/*
331 * Exit gracefully, clearing the utmp entry and restoring tty attributes 376 * Exit gracefully, clearing the utmp entry and restoring tty attributes
332 * TODO: if debugging, this should free up any known resources if we can 377 * TODO: if debugging, this should free up any known resources if we can
333 */ 378 */
334/* EXTPROTO */ 379static XErrorHandler old_xerror_handler;
380
381static void
382rxvt_emergency_cleanup ()
383{
384 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385 (*t)->emergency_cleanup ();
386}
387
388#if !ENABLE_MINIMAL
389static void
390print_x_error (Display *dpy, XErrorEvent *event)
391{
392 char buffer[BUFSIZ];
393 char mesg[BUFSIZ];
394 char number[32];
395 char *mtype = "XlibMessage";
396 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
397 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
398 rxvt_warn ("An X Error occured, trying to continue after report.\n");
399 rxvt_warn ("%s: %s\n", mesg, buffer);
400 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
401 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
402 sprintf(number, "%d", event->request_code);
403 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
404 rxvt_warn ("(which is %s)\n", buffer);
405 if (event->request_code >= 128) {
406 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
407 mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
409 }
410 if ((event->error_code == BadWindow) ||
411 (event->error_code == BadPixmap) ||
412 (event->error_code == BadCursor) ||
413 (event->error_code == BadFont) ||
414 (event->error_code == BadDrawable) ||
415 (event->error_code == BadColor) ||
416 (event->error_code == BadGC) ||
417 (event->error_code == BadIDChoice) ||
418 (event->error_code == BadValue) ||
419 (event->error_code == BadAtom)) {
420 if (event->error_code == BadValue)
421 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
422 mesg, BUFSIZ);
423 else if (event->error_code == BadAtom)
424 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
425 mesg, BUFSIZ);
426 else
427 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
428 mesg, BUFSIZ);
429 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
430 }
431 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
432 mesg, BUFSIZ);
433 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
434}
435#endif
436
437int
438rxvt_xerror_handler (Display *display, XErrorEvent *event)
439{
440 if (GET_R->allowedxerror == -1)
441 GET_R->allowedxerror = event->error_code;
442 else
443 {
444 // GET_R is most likely not the terminal which caused the error,
445 // so just output the error and continue
446#if ENABLE_MINIMAL
447 old_xerror_handler (display, event);
448#else
449 print_x_error (display, event);
450#endif
451 }
452
453 return 0;
454}
455
456int
457rxvt_xioerror_handler (Display *display)
458{
459 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
460 DisplayString (display));
461 rxvt_emergency_cleanup ();
462 _exit (EXIT_FAILURE);
463}
464
465/*----------------------------------------------------------------------*/
466bool
467rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
468{
469 this->envv = envv;
470
471 SET_R (this);
472 set_locale ("");
473 set_environ (envv); // few things in X do not call setlocale :(
474
475 if (!init_vars ())
476 return false;
477
478 init_secondary ();
479
480 const char **cmd_argv = init_resources (argc, argv);
481
482#ifdef KEYSYM_RESOURCE
483 keyboard->register_done ();
484#endif
485
486#ifdef HAVE_SCROLLBARS
487 if (option (Opt_scrollBar))
488 scrollBar.setIdle (); /* set existence for size calculations */
489#endif
490
491 pty = ptytty::create ();
492
493 create_windows (argc, argv);
494
495 init_xlocale ();
496
497 scr_reset (); // initialize screen
498
499#if 0
500 XSynchronize (dpy, True);
501#endif
502
503#ifdef HAVE_SCROLLBARS
504 if (option (Opt_scrollBar))
505 resize_scrollbar (); /* create and map scrollbar */
506#endif
507#ifdef TRANSPARENT
508 if (option (Opt_transparent))
509 {
510 XSelectInput (dpy, display->root, PropertyChangeMask);
511 check_our_parents ();
512 rootwin_ev.start (display, display->root);
513 }
514#endif
515#if ENABLE_PERL
516 rootwin_ev.start (display, display->root);
517#endif
518
519 set_colorfgbg ();
520
521 init_command (cmd_argv);
522
523 free (cmd_argv);
524
525 if (pty->pty >= 0)
526 pty_ev.start (pty->pty, EVENT_READ);
527
528 check_ev.start ();
529
530 HOOK_INVOKE ((this, HOOK_START, DT_END));
531
532#if ENABLE_XEMBED
533 if (rs[Rs_embed])
534 {
535 long info[2] = { 0, XEMBED_MAPPED };
536
537 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
538 32, PropModeReplace, (unsigned char *)&info, 2);
539 }
540#endif
541
542 XMapWindow (dpy, vt);
543 XMapWindow (dpy, parent[0]);
544
545 return true;
546}
547
548static struct sig_handlers
549{
550 sig_watcher sw_term, sw_int;
551
552 /*
553 * Catch a fatal signal and tidy up before quitting
554 */
335void 555 void
336rxvt_clean_exit () 556 sig_term (sig_watcher &w)
557 {
558 rxvt_emergency_cleanup ();
559 signal (w.signum, SIG_DFL);
560 kill (getpid (), w.signum);
561 }
562
563 sig_handlers ()
564 : sw_term (this, &sig_handlers::sig_term),
565 sw_int (this, &sig_handlers::sig_term)
566 {
567 }
568} sig_handlers;
569
570char **rxvt_environ; // startup environment
571
572void
573rxvt_init ()
337{ 574{
338 GET_R->destroy (); 575 ptytty::init ();
576
577 rxvt_environ = environ;
578
579 signal (SIGHUP, SIG_IGN);
580 signal (SIGPIPE, SIG_IGN);
581
582 sig_handlers.sw_term.start (SIGTERM);
583 sig_handlers.sw_int.start (SIGINT);
584
585 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
586 /* signal (SIGURG, SIG_DFL); */
587
588 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
589 // TODO: handle this with exceptions and tolerate the memory loss
590 XSetIOErrorHandler (rxvt_xioerror_handler);
591
592 XrmInitialize ();
339} 593}
340 594
341/* ------------------------------------------------------------------------- * 595/* ------------------------------------------------------------------------- *
342 * MEMORY ALLOCATION WRAPPERS * 596 * MEMORY ALLOCATION WRAPPERS *
343 * ------------------------------------------------------------------------- */ 597 * ------------------------------------------------------------------------- */
344/* EXTPROTO */ 598void *
345void *
346rxvt_malloc(size_t size) 599rxvt_malloc (size_t size)
347{ 600{
348 void *p;
349
350 p = malloc(size); 601 void *p = malloc (size);
602
351 if (p) 603 if (!p)
604 rxvt_fatal ("memory allocation failure. aborting.\n");
605
352 return p; 606 return p;
353
354 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355 rxvt_clean_exit();
356 exit(EXIT_FAILURE);
357/* NOTREACHED */
358} 607}
359 608
360/* EXTPROTO */ 609void *
361void *
362rxvt_calloc(size_t number, size_t size) 610rxvt_calloc (size_t number, size_t size)
363{ 611{
364 void *p;
365
366 p = calloc(number, size); 612 void *p = calloc (number, size);
613
367 if (p) 614 if (!p)
615 rxvt_fatal ("memory allocation failure. aborting.\n");
616
368 return p; 617 return p;
369
370 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371 rxvt_clean_exit();
372 exit(EXIT_FAILURE);
373/* NOTREACHED */
374} 618}
375 619
376/* EXTPROTO */ 620void *
377void *
378rxvt_realloc(void *ptr, size_t size) 621rxvt_realloc (void *ptr, size_t size)
379{ 622{
380 void *p;
381
382 if (ptr)
383 p = realloc(ptr, size); 623 void *p = realloc (ptr, size);
384 else 624
385 p = malloc(size);
386 if (p) 625 if (!p)
626 rxvt_fatal ("memory allocation failure. aborting.\n");
627
387 return p; 628 return p;
388
389 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390 rxvt_clean_exit();
391 exit(EXIT_FAILURE);
392/* NOTREACHED */
393} 629}
394
395/* ------------------------------------------------------------------------- *
396 * PRIVILEGED OPERATIONS *
397 * ------------------------------------------------------------------------- */
398/* take care of suid/sgid super-user (root) privileges */
399void
400rxvt_term::privileges (int mode)
401{
402#if ! defined(__CYGWIN32__)
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404/* setreuid() is the poor man's setuid(), seteuid() */
405# define seteuid(a) setreuid(-1, (a))
406# define setegid(a) setregid(-1, (a))
407# define HAVE_SETEUID
408# endif
409# ifdef HAVE_SETEUID
410 switch (mode) {
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 case IGNORE:
431 setuid(getuid());
432 setgid(getgid());
433 /* FALLTHROUGH */
434 case SAVE:
435 /* FALLTHROUGH */
436 case RESTORE:
437 break;
438 }
439# endif
440#endif
441}
442
443#ifdef UTMP_SUPPORT
444void
445rxvt_term::privileged_utmp (char action)
446{
447 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448 action, next_utmp_action, getpid()));
449 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450 || (Options & Opt_utmpInhibit)
451 || ttydev == NULL || *ttydev == '\0')
452 return;
453
454 privileges (RESTORE);
455 if (action == SAVE) {
456 next_utmp_action = RESTORE;
457 makeutent (ttydev, rs[Rs_display_name]);
458 } else { /* action == RESTORE */
459 next_utmp_action = IGNORE;
460 cleanutent ();
461 }
462 privileges (IGNORE);
463}
464#endif
465
466#ifndef NO_SETOWNER_TTYDEV
467void
468rxvt_term::privileged_ttydev (char action)
469{
470 D_MAIN((stderr,
471 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
472 action, next_tty_action, getpid()));
473 if (next_tty_action != action || (action != SAVE && action != RESTORE)
474 || ttydev == NULL || *ttydev == '\0')
475 return;
476
477 privileges (RESTORE);
478
479 if (action == SAVE) {
480 next_tty_action = RESTORE;
481# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484 next_tty_action = IGNORE;
485 else
486# endif
487 {
488 chown(ttydev, getuid(), ttygid); /* fail silently */
489 chmod(ttydev, ttymode);
490# ifdef HAVE_REVOKE
491 revoke(ttydev);
492# endif
493 }
494 } else { /* action == RESTORE */
495 next_tty_action = IGNORE;
496# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497 chmod(ttydev, ttyfd_stat.st_mode);
498 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499# else
500 chmod(ttydev,
501 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502 chown(ttydev, 0, 0);
503# endif
504 }
505
506 privileges (IGNORE);
507
508# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510 action == RESTORE ? "Restoring" : (action ==
511 SAVE ? "Saving" :
512 "UNKNOWN ERROR for"), ttydev,
513 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514 ttyfd_stat.st_gid));
515# endif
516}
517#endif
518 630
519/*----------------------------------------------------------------------*/ 631/*----------------------------------------------------------------------*/
520/* 632/*
521 * window size/position calculcations for XSizeHint and other storage. 633 * window size/position calculcations for XSizeHint and other storage.
522 * if width/height are non-zero then override calculated width/height 634 * if width/height are non-zero then override calculated width/height
523 */ 635 */
524void 636void
525rxvt_term::window_calc (unsigned int width, unsigned int height) 637rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526{ 638{
527 short recalc_x, recalc_y; 639 short recalc_x, recalc_y;
528 int x, y, sb_w, mb_h, flags; 640 int x, y, sb_w, flags;
529 unsigned int w, h; 641 unsigned int w, h;
530 unsigned int max_width, max_height; 642 unsigned int max_width, max_height;
531 643
532 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533 TermWin.ncol, TermWin.nrow, szHint.width,
534 szHint.height));
535 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 644 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536 szHint.win_gravity = NorthWestGravity; 645 szHint.win_gravity = NorthWestGravity;
537/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 646 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 647
539 recalc_x = recalc_y = 0; 648 recalc_x = recalc_y = 0;
540 flags = 0; 649 flags = 0;
650
541 if (!parsed_geometry) { 651 if (!parsed_geometry)
652 {
542 parsed_geometry = 1; 653 parsed_geometry = 1;
654
543 if (rs[Rs_geometry]) 655 if (rs[Rs_geometry])
544 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 656 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
657
545 if (flags & WidthValue) { 658 if (flags & WidthValue)
546 TermWin.ncol = BOUND_POSITIVE_INT16(w); 659 {
660 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
547 szHint.flags |= USSize; 661 szHint.flags |= USSize;
548 } 662 }
663
549 if (flags & HeightValue) { 664 if (flags & HeightValue)
550 TermWin.nrow = BOUND_POSITIVE_INT16(h); 665 {
666 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize; 667 szHint.flags |= USSize;
552 } 668 }
669
553 if (flags & XValue) { 670 if (flags & XValue)
671 {
554 szHint.x = x; 672 szHint.x = x;
555 szHint.flags |= USPosition; 673 szHint.flags |= USPosition;
674
556 if (flags & XNegative) { 675 if (flags & XNegative)
676 {
557 recalc_x = 1; 677 recalc_x = 1;
558 szHint.win_gravity = NorthEastGravity; 678 szHint.win_gravity = NorthEastGravity;
559 } 679 }
560 } 680 }
681
561 if (flags & YValue) { 682 if (flags & YValue)
683 {
562 szHint.y = y; 684 szHint.y = y;
563 szHint.flags |= USPosition; 685 szHint.flags |= USPosition;
686
564 if (flags & YNegative) { 687 if (flags & YNegative)
688 {
565 recalc_y = 1; 689 recalc_y = 1;
690
566 if (szHint.win_gravity == NorthEastGravity) 691 if (szHint.win_gravity == NorthEastGravity)
567 szHint.win_gravity = SouthEastGravity; 692 szHint.win_gravity = SouthEastGravity;
568 else 693 else
569 szHint.win_gravity = SouthWestGravity; 694 szHint.win_gravity = SouthWestGravity;
570 } 695 }
571 } 696 }
572 } 697 }
698
573/* TODO: BOUNDS */ 699 /* TODO: BOUNDS */
574 TermWin.width = TermWin.ncol * TermWin.fwidth; 700 width = ncol * fwidth;
575 TermWin.height = TermWin.nrow * TermWin.fheight; 701 height = nrow * fheight;
576 max_width = MAX_COLS * TermWin.fwidth; 702 max_width = MAX_COLS * fwidth;
577 max_height = MAX_ROWS * TermWin.fheight; 703 max_height = MAX_ROWS * fheight;
578 704
579 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 705 szHint.base_width = szHint.base_height = 2 * int_bwidth;
580 706
581 sb_w = mb_h = 0; 707 sb_w = 0;
582 window_vt_x = window_vt_y = 0; 708 window_vt_x = window_vt_y = int_bwidth;
583 if (scrollbar_visible ()) { 709
710 if (scrollBar.state)
711 {
584 sb_w = scrollbar_TotalWidth(); 712 sb_w = scrollbar_TotalWidth ();
585 szHint.base_width += sb_w; 713 szHint.base_width += sb_w;
714
586 if (!(Options & Opt_scrollBar_right)) 715 if (!option (Opt_scrollBar_right))
587 window_vt_x = sb_w; 716 window_vt_x += sb_w;
588 } 717 }
589 if (menubar_visible ()) { 718
590 mb_h = menuBar_TotalHeight();
591 szHint.base_height += mb_h;
592 window_vt_y = mb_h;
593 }
594 szHint.width_inc = TermWin.fwidth; 719 szHint.width_inc = fwidth;
595 szHint.height_inc = TermWin.fheight; 720 szHint.height_inc = fheight;
596 szHint.min_width = szHint.base_width + szHint.width_inc; 721 szHint.min_width = szHint.base_width + szHint.width_inc;
597 szHint.min_height = szHint.base_height + szHint.height_inc; 722 szHint.min_height = szHint.base_height + szHint.height_inc;
598 723
599 if (width && width - szHint.base_width < max_width) { 724 if (newwidth && newwidth - szHint.base_width < max_width)
725 {
600 szHint.width = width; 726 szHint.width = newwidth;
601 TermWin.width = width - szHint.base_width; 727 width = newwidth - szHint.base_width;
602 } else { 728 }
603 MIN_IT(TermWin.width, max_width); 729 else
730 {
731 min_it (width, max_width);
604 szHint.width = szHint.base_width + TermWin.width; 732 szHint.width = szHint.base_width + width;
605 } 733 }
734
606 if (height && height - szHint.base_height < max_height) { 735 if (newheight && newheight - szHint.base_height < max_height)
736 {
607 szHint.height = height; 737 szHint.height = newheight;
608 TermWin.height = height - szHint.base_height; 738 height = newheight - szHint.base_height;
609 } else { 739 }
740 else
741 {
610 MIN_IT(TermWin.height, max_height); 742 min_it (height, max_height);
611 szHint.height = szHint.base_height + TermWin.height; 743 szHint.height = szHint.base_height + height;
612 } 744 }
745
613 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 746 if (scrollBar.state && option (Opt_scrollBar_right))
614 window_sb_x = szHint.width - sb_w; 747 window_sb_x = szHint.width - sb_w;
615 748
616 if (recalc_x) 749 if (recalc_x)
617 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 750 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
618 - szHint.width - 2 * TermWin.ext_bwidth); 751
619 if (recalc_y) 752 if (recalc_y)
620 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 753 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
621 - szHint.height - 2 * TermWin.ext_bwidth);
622 754
623 TermWin.ncol = TermWin.width / TermWin.fwidth; 755 ncol = width / fwidth;
624 TermWin.nrow = TermWin.height / TermWin.fheight; 756 nrow = height / fheight;
625 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626 TermWin.ncol, TermWin.nrow, szHint.width,
627 szHint.height));
628 return;
629} 757}
630 758
631/*----------------------------------------------------------------------*/ 759/*----------------------------------------------------------------------*/
632/* 760/*
633 * Tell the teletype handler what size the window is. 761 * Tell the teletype handler what size the window is.
634 * Called after a window size change. 762 * Called after a window size change.
635 */ 763 */
636void 764void
637rxvt_term::tt_winch () 765rxvt_term::tt_winch ()
638{ 766{
767 if (pty->pty < 0)
768 return;
769
639 struct winsize ws; 770 struct winsize ws;
640 771
641 if (cmd_fd < 0)
642 return;
643
644 ws.ws_col = TermWin.ncol; 772 ws.ws_col = ncol;
645 ws.ws_row = TermWin.nrow; 773 ws.ws_row = nrow;
646 ws.ws_xpixel = ws.ws_ypixel = 0; 774 ws.ws_xpixel = width;
647#ifndef DEBUG_SIZE 775 ws.ws_ypixel = height;
648 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 776 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
649#else 777
650 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 778#if 0
651 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 779 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652# ifdef SIGWINCH
653 else if (cmd_pid) /* force through to the command */ 780 if (cmd_pid) /* force through to the command */
654 kill (cmd_pid, SIGWINCH); 781 kill (-cmd_pid, SIGWINCH);
655# endif
656#endif 782#endif
657} 783}
658 784
659/*----------------------------------------------------------------------*/ 785/*----------------------------------------------------------------------*/
660/* rxvt_change_font() - Switch to a new font */ 786/* set_fonts () - load and set the various fonts
661/* 787 *
662 * init = 1 - initialize 788 * init = 1 - initialize
663 * 789 *
664 * fontname == FONT_UP - switch to bigger font 790 * fontname == FONT_UP - switch to bigger font
665 * fontname == FONT_DN - switch to smaller font 791 * fontname == FONT_DN - switch to smaller font
666 */ 792 */
667void 793bool
668rxvt_term::change_font (int init, const char *fontname) 794rxvt_term::set_fonts ()
669{ 795{
670} 796 rxvt_fontset *fs = new rxvt_fontset (this);
797 rxvt_fontprop prop;
671 798
672void 799 if (!fs
673rxvt_term::font_up_down (int n, int direction) 800 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
801 || !fs->realize_font (1))
802 {
803 delete fs;
804 return false;
805 }
806
807#if ENABLE_STYLES
808 for (int i = RS_styleCount; --i; )
809 if (fontset[i] != fontset[0])
810 delete fontset[i];
811#endif
812
813 delete fontset[0];
814 fontset[0] = fs;
815
816 prop = (*fs)[1]->properties ();
817 prop.height += lineSpace;
818
819 fs->set_prop (prop, false);
820
821 fwidth = prop.width;
822 fheight = prop.height;
823 fbase = prop.ascent;
824
825 for (int style = 1; style < 4; style++)
826 {
827#if ENABLE_STYLES
828 const char *res = rs[Rs_font + style];
829
830 if (res && !*res)
831 fontset[style] = fontset[0];
832 else
833 {
834 fontset[style] = fs = new rxvt_fontset (this);
835 rxvt_fontprop prop2 = prop;
836
837 if (res)
838 {
839 fs->populate (res);
840 fs->set_prop (prop2, false);
841 }
842 else
843 {
844 fs->populate (fontset[0]->fontdesc);
845
846 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
847 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
848
849 fs->set_prop (prop2, true);
850 }
851
852 }
853#else
854 fontset[style] = fontset[0];
855#endif
856 }
857
858 if (parent[0])
859 {
860 resize_all_windows (0, 0, 0);
861 scr_remap_chars ();
862 scr_touch (true);
863 }
864
865 return true;
866}
867
868void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674{ 869{
870 XChangeProperty (dpy, parent[0],
871 prop, XA_STRING, 8, PropModeReplace,
872 (const unsigned char *)str, len >= 0 ? len : strlen (str));
873}
874
875void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
876{
877 wchar_t *ws = rxvt_mbstowcs (str, len);
878 char *s = rxvt_wcstoutf8 (ws);
879
880 XChangeProperty (dpy, parent[0],
881 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
882 (const unsigned char *)s, strlen (s));
883
884 free (s);
885 free (ws);
675} 886}
676 887
677/*----------------------------------------------------------------------*/ 888/*----------------------------------------------------------------------*/
678/*----------------------------------------------------------------------*/ 889/*----------------------------------------------------------------------*/
679/* xterm sequences - title, iconName, color (exptl) */ 890/* xterm sequences - title, iconName, color (exptl) */
680void 891void
681rxvt_term::set_title (const char *str) 892rxvt_term::set_title (const char *str)
682{ 893{
683#ifndef SMART_WINDOW_TITLE 894 set_string_property (XA_WM_NAME, str);
684 XStoreName(Xdisplay, TermWin.parent[0], str); 895#if ENABLE_EWMH
685#else 896 set_utf8_property (xa[XA_NET_WM_NAME], str);
686 char *name;
687
688 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689 name = NULL;
690 if (name == NULL || STRCMP(name, str))
691 XStoreName(Xdisplay, TermWin.parent[0], str);
692 if (name)
693 XFree(name);
694#endif 897#endif
695} 898}
696 899
697void 900void
698rxvt_term::set_iconName (const char *str) 901rxvt_term::set_icon_name (const char *str)
699{ 902{
700#ifndef SMART_WINDOW_TITLE 903 set_string_property (XA_WM_ICON_NAME, str);
701 XSetIconName(Xdisplay, TermWin.parent[0], str); 904#if ENABLE_EWMH
702#else 905 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703 char *name;
704
705 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706 name = NULL;
707 if (name == NULL || STRCMP(name, str))
708 XSetIconName(Xdisplay, TermWin.parent[0], str);
709 if (name)
710 XFree(name);
711#endif 906#endif
712} 907}
713 908
714#ifdef XTERM_COLOR_CHANGE 909#ifdef XTERM_COLOR_CHANGE
715void 910void
716rxvt_term::set_window_color (int idx, const char *color) 911rxvt_term::set_window_color (int idx, const char *color)
717{ 912{
718 rxvt_color xcol; 913 rxvt_color xcol;
719 int i; 914 int i;
720 915
721 if (color == NULL || *color == '\0') 916 if (color == NULL || *color == '\0')
722 return; 917 return;
723 918
919 color = strdup (color);
920 allocated.push_back ((void *)color);
921 rs[Rs_color + idx] = color;
922
724/* handle color aliases */ 923 /* handle color aliases */
725 if (isdigit(*color)) { 924 if (isdigit (*color))
925 {
726 i = atoi(color); 926 i = atoi (color);
927
928 if (i >= 8 && i <= 15)
727 if (i >= 8 && i <= 15) { /* bright colors */ 929 { /* bright colors */
728 i -= 8; 930 i -= 8;
729# ifndef NO_BRIGHTCOLOR
730 PixColors[idx] = PixColors[minBrightCOLOR + i]; 931 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731 SET_PIXCOLOR(idx);
732 goto Done; 932 goto done;
733# endif
734 } 933 }
735 if (i >= 0 && i <= 7) { /* normal colors */ 934
935 if (i >= 0 && i <= 7)
936 { /* normal colors */
736 PixColors[idx] = PixColors[minCOLOR + i]; 937 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737 SET_PIXCOLOR(idx);
738 goto Done; 938 goto done;
739 } 939 }
740 } 940 }
741 if (!rXParseAllocColor (& xcol, color))
742 return;
743/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744 941
745/* 942 set_color (xcol, color);
943
944 /*
746 * FIXME: should free colors here, but no idea how to do it so instead, 945 * FIXME: should free colors here, but no idea how to do it so instead,
747 * so just keep gobbling up the colormap 946 * so just keep gobbling up the colormap
748 */ 947 */
749# if 0
750 for (i = Color_Black; i <= Color_White; i++)
751 if (PixColors[idx] == PixColors[i])
752 break;
753 if (i > Color_White) {
754 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756 DisplayPlanes(Xdisplay, Xscreen));
757 }
758# endif
759 948
760 PixColors[idx] = xcol; 949 pix_colors_focused[idx] = xcol;
761 SET_PIXCOLOR(idx);
762 950
763/* XSetWindowAttributes attr; */ 951 /* XSetWindowAttributes attr; */
764/* Cursor cursor; */ 952 /* Cursor cursor; */
765 Done: 953done:
766 if (idx == Color_bg && !(Options & Opt_transparent))
767 XSetWindowBackground(Xdisplay, TermWin.vt,
768 PixColors[Color_bg]);
769
770/* handle Color_BD, scrollbar background, etc. */ 954 /*TODO: handle Color_BD, scrollbar background, etc. */
771 955
772 set_colorfgbg (); 956 update_fade_color (idx);
773 recolour_cursor (); 957 recolour_cursor ();
774/* the only reasonable way to enforce a clean update */ 958 scr_recolour ();
775 scr_poweron ();
776} 959}
777 960
778#else 961#else
779# define set_window_color (idx,color) ((void)0) 962# define set_window_color (idx,color) ((void)0)
780#endif /* XTERM_COLOR_CHANGE */ 963#endif /* XTERM_COLOR_CHANGE */
781 964
782void 965void
783rxvt_term::recolour_cursor () 966rxvt_term::recolour_cursor ()
784{ 967{
785#if TODO 968 XColor fg, bg;
786 rxvt_color xcol[2];
787 969
788 xcol[0] = PixColors[Color_pointer]; 970 (ISSET_PIXCOLOR (Color_pointer_fg)
789 xcol[1] = PixColors[Color_bg]; 971 ? pix_colors_focused[Color_pointer_fg]
790 XQueryColors (Xdisplay, XCMAP, xcol, 2); 972 : pix_colors_focused[Color_fg]).get (fg);
973
974 (ISSET_PIXCOLOR (Color_pointer_bg)
975 ? pix_colors_focused[Color_pointer_bg]
976 : pix_colors_focused[Color_bg]).get (bg);
977
791 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 978 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
792#endif
793} 979}
794 980
795/*----------------------------------------------------------------------*/ 981/*----------------------------------------------------------------------*/
796/* 982/*
797 * find if fg/bg matches any of the normal (low-intensity) colors 983 * find if fg/bg matches any of the normal (low-intensity) colors
798 */ 984 */
799void 985void
800rxvt_term::set_colorfgbg () 986rxvt_term::set_colorfgbg ()
801{ 987{
802 unsigned int i; 988 unsigned int i;
803 const char *xpmb = "\0"; 989 const char *xpmb = "\0";
804 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 990 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805 991
806 env_colorfgbg = 992 strcpy (fstr, "default");
807 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 993 strcpy (bstr, "default");
808 STRCPY(fstr, "default");
809 STRCPY(bstr, "default");
810 for (i = Color_Black; i <= Color_White; i++) 994 for (i = Color_Black; i <= Color_White; i++)
811 if (PixColors[Color_fg] == PixColors[i]) { 995 if (pix_colors[Color_fg] == pix_colors[i])
996 {
812 sprintf(fstr, "%d", (i - Color_Black)); 997 sprintf (fstr, "%d", (i - Color_Black));
813 break; 998 break;
814 } 999 }
1000
815 for (i = Color_Black; i <= Color_White; i++) 1001 for (i = Color_Black; i <= Color_White; i++)
816 if (PixColors[Color_bg] == PixColors[i]) { 1002 if (pix_colors[Color_bg] == pix_colors[i])
1003 {
817 sprintf(bstr, "%d", (i - Color_Black)); 1004 sprintf (bstr, "%d", (i - Color_Black));
818#ifdef XPM_BACKGROUND 1005#ifdef XPM_BACKGROUND
819 xpmb = "default;"; 1006 xpmb = "default;";
820#endif 1007#endif
821 break; 1008 break;
822 } 1009 }
1010
823 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1011 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824 putenv(env_colorfgbg);
825
826#ifndef NO_BRIGHTCOLOR
827 colorfgbg = DEFAULT_RSTYLE;
828 for (i = minCOLOR; i <= maxCOLOR; i++) {
829 if (PixColors[Color_fg] == PixColors[i])
830 colorfgbg = SET_FGCOLOR(colorfgbg, i);
831 if (PixColors[Color_bg] == PixColors[i])
832 colorfgbg = SET_BGCOLOR(colorfgbg, i);
833 }
834#endif
835} 1012}
836 1013
837/*----------------------------------------------------------------------*/ 1014/*----------------------------------------------------------------------*/
838/*
839 * Colour determination for low colour displays, routine from
840 * Hans de Goede <hans@highrise.nl>
841 */
842 1015
843int 1016bool
844rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1017rxvt_term::set_color (rxvt_color &color, const char *name)
845{ 1018{
846 if (!screen_in_out->set (this, colour)) { 1019 if (color.set (this, name))
847 rxvt_print_error("can't allocate colour: %s", colour);
848 return false;
849 }
850
851 return true; 1020 return true;
1021
1022 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1023 return false;
1024}
1025
1026void
1027rxvt_term::alias_color (int dst, int src)
1028{
1029 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
852} 1030}
853 1031
854/* -------------------------------------------------------------------- * 1032/* -------------------------------------------------------------------- *
855 * - WINDOW RESIZING - * 1033 * - WINDOW RESIZING - *
856 * -------------------------------------------------------------------- */ 1034 * -------------------------------------------------------------------- */
857void 1035void
858rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1036rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859{ 1037{
860 int fix_screen; 1038 int fix_screen;
1039 int old_width = szHint.width;
1040 int old_height = szHint.height;
861 1041
862#ifdef SMART_RESIZE
863 int old_width = szHint.width, old_height = szHint.height;
864#endif
865
866 window_calc (width, height); 1042 window_calc (newwidth, newheight);
1043
1044 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
867 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1045 XSetWMNormalHints (dpy, parent[0], &szHint);
1046
868 if (!ignoreparent) 1047 if (!ignoreparent)
869 { 1048 {
870#ifdef SMART_RESIZE 1049#ifdef SMART_RESIZE
871 /* 1050 /*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1051 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
875 int x, y, x1, y1; 1054 int x, y, x1, y1;
876 int dx, dy; 1055 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1056 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1057 Window unused_cr;
879 1058
880 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1059 XTranslateCoordinates (dpy, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1060 0, 0, &x, &y, &unused_cr);
882 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1061 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1062 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1063 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1064 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1065 * our position for handles and decorations. Counter it
887 */ 1066 */
888 if (x1 != x || y1 != y) { 1067 if (x1 != x || y1 != y)
1068 {
889 x -= x1; 1069 x -= x1;
890 y -= y1; 1070 y -= y1;
891 } 1071 }
892 1072
893 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1073 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1074 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895 dx = old_width - szHint.width; 1075 dx = old_width - szHint.width;
896 dy = old_height - szHint.height; 1076 dy = old_height - szHint.height;
897 1077
898 /* Check position of the center of the window */ 1078 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1079 if (x < x1) /* left half */
900 dx = 0; 1080 dx = 0;
901 else if (x == x1) /* exact center */ 1081 else if (x == x1) /* exact center */
902 dx /= 2; 1082 dx /= 2;
903 if (y < y1) /* top half */ 1083 if (y < y1) /* top half */
904 dy = 0; 1084 dy = 0;
905 else if (y == y1) /* exact center */ 1085 else if (y == y1) /* exact center */
906 dy /= 2; 1086 dy /= 2;
907 1087
908 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1088 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909 szHint.width, szHint.height); 1089 szHint.width, szHint.height);
910#else 1090#else
911 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1091 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912 szHint.height);
913#endif 1092#endif
914 } 1093 }
915 1094
916 fix_screen = (TermWin.ncol != prev_ncol 1095 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || TermWin.nrow != prev_nrow);
918 1096
919 if (fix_screen || width != old_width || height != old_height) 1097 if (fix_screen || newwidth != old_width || newheight != old_height)
920 { 1098 {
921 if (scrollbar_visible ()) 1099 if (scrollBar.state)
922 { 1100 {
923 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1101 XMoveResizeWindow (dpy, scrollBar.win,
1102 window_sb_x, 0,
924 0, scrollbar_TotalWidth (), szHint.height); 1103 scrollbar_TotalWidth (), szHint.height);
925 resize_scrollbar (); 1104 resize_scrollbar ();
926 } 1105 }
927 1106
928 if (menubar_visible ()) 1107 XMoveResizeWindow (dpy, vt,
929 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1108 window_vt_x, window_vt_y,
930 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
931
932 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
933 window_vt_y, TermWin_TotalWidth (),
934 TermWin_TotalHeight ()); 1109 width, height);
935#ifdef RXVT_GRAPHICS 1110
936 if (old_height)
937 Gr_Resize (old_width - szHint.base_width,
938 old_height - szHint.base_height);
939#endif
940 scr_clear (); 1111 scr_clear ();
941#ifdef XPM_BACKGROUND 1112#ifdef XPM_BACKGROUND
942 resize_pixmap (); 1113 resize_pixmap ();
943#endif 1114#endif
944 } 1115 }
945 1116
946 if (fix_screen || old_height == 0) 1117 if (fix_screen || old_height == 0)
947 {
948 int curr_screen = -1;
949 int old_ncol = prev_ncol;
950
951 /* scr_reset only works on the primary screen */
952 if (old_height) /* this is not the first time through */
953 {
954 unsigned int ncol = TermWin.ncol;
955 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956 curr_screen = scr_change_screen (PRIMARY);
957 TermWin.ncol = ncol;
958 }
959
960 scr_reset(); 1118 scr_reset ();
961 1119
962 if (curr_screen >= 0) /* this is not the first time through */ 1120 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
963 { 1121 //scr_touch (false);
964 scr_change_screen (curr_screen);
965 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
966 }
967 }
968 1122
969 old_width = szHint.width; 1123#ifdef XPM_BACKGROUND
970 old_height = szHint.height; 1124 if (pixmap)
1125 scr_touch (false);
1126#endif
971 1127
972#ifdef USE_XIM 1128#ifdef USE_XIM
973 IMSetStatusPosition (); 1129 IMSetPosition ();
974#endif 1130#endif
975} 1131}
976 1132
977/* 1133/*
978 * Set the width/height of the vt window in characters. Units are pixels. 1134 * Set the width/height of the vt window in characters. Units are pixels.
979 * good for toggling 80/132 columns 1135 * good for toggling 80/132 columns
980 */ 1136 */
981void 1137void
982rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1138rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983{ 1139{
984 XWindowAttributes wattr; 1140 XWindowAttributes wattr;
985 1141
986 if (width == 0 || height == 0) { 1142 if (newwidth == 0 || newheight == 0)
1143 {
987 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1144 XGetWindowAttributes (dpy, display->root, &wattr);
1145
988 if (width == 0) 1146 if (newwidth == 0)
989 width = wattr.width - szHint.base_width; 1147 newwidth = wattr.width - szHint.base_width;
990 if (height == 0) 1148 if (newheight == 0)
991 height = wattr.height - szHint.base_height; 1149 newheight = wattr.height - szHint.base_height;
1150 }
1151
1152 if (newwidth != width || newheight != height)
992 } 1153 {
993 if (width != TermWin.width || height != TermWin.height) {
994 width += szHint.base_width; 1154 newwidth += szHint.base_width;
995 height += szHint.base_height; 1155 newheight += szHint.base_height;
996 resize_all_windows (width, height, 0); 1156 resize_all_windows (newwidth, newheight, 0);
997 } 1157 }
998} 1158}
999 1159
1000/* -------------------------------------------------------------------- * 1160/* -------------------------------------------------------------------- *
1001 * - X INPUT METHOD ROUTINES - * 1161 * - X INPUT METHOD ROUTINES - *
1002 * -------------------------------------------------------------------- */ 1162 * -------------------------------------------------------------------- */
1003#ifdef USE_XIM 1163#ifdef USE_XIM
1004void
1005rxvt_term::set_size (XRectangle *size)
1006{
1007 size->x = TermWin.int_bwidth;
1008 size->y = TermWin.int_bwidth;
1009 size->width = Width2Pixel(TermWin.ncol);
1010 size->height = Height2Pixel(TermWin.nrow);
1011}
1012 1164
1013void 1165void
1014rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1166rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015{ 1167{
1016 *fg = PixColors[Color_fg]; 1168 fg = pix_colors [Color_fg];
1017 *bg = PixColors[Color_bg]; 1169 bg = pix_colors [Color_bg];
1170}
1171
1172void
1173rxvt_term::im_set_size (XRectangle &size)
1174{
1175 // the int_bwidth terms make no sense to me
1176 size.x = int_bwidth;
1177 size.y = int_bwidth;
1178 size.width = Width2Pixel (ncol) + int_bwidth;
1179 size.height = Height2Pixel (nrow) + int_bwidth;
1180}
1181
1182void
1183rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1184 XRectangle &status_rect,
1185 const XRectangle &needed_rect)
1186{
1187 preedit_rect.x = needed_rect.width;
1188 preedit_rect.y = 0;
1189 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1190 preedit_rect.height = fheight;
1191
1192 status_rect.x = 0;
1193 status_rect.y = 0;
1194 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1195 status_rect.height = fheight;
1018} 1196}
1019 1197
1020/* Checking whether input method is running. */ 1198/* Checking whether input method is running. */
1021bool 1199bool
1022rxvt_term::IMisRunning () 1200rxvt_term::IMisRunning ()
1023{ 1201{
1024 char *p; 1202 char *p;
1025 Atom atom; 1203 Atom atom;
1026 Window win; 1204 Window win;
1027 char server[IMBUFSIZ]; 1205 char server[IMBUFSIZ];
1028 1206
1029/* get current locale modifier */ 1207 /* get current locale modifier */
1030 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1208 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1209 {
1031 STRCPY(server, "@server="); 1210 strcpy (server, "@server=");
1032 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1211 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1212
1033 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1213 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034 *p = '\0'; 1214 *p = '\0';
1035 1215
1036 atom = XInternAtom(Xdisplay, server, False); 1216 atom = XInternAtom (dpy, server, False);
1037 win = XGetSelectionOwner(Xdisplay, atom); 1217 win = XGetSelectionOwner (dpy, atom);
1218
1038 if (win != None) 1219 if (win != None)
1039 return True; 1220 return True;
1040 } 1221 }
1222
1041 return False; 1223 return False;
1042} 1224}
1043 1225
1044void 1226void
1045rxvt_term::IMSendSpot () 1227rxvt_term::IMSendSpot ()
1046{ 1228{
1047 XPoint spot; 1229 XPoint nspot;
1048 XVaNestedList preedit_attr; 1230 XVaNestedList preedit_attr;
1049 1231
1050 if (Input_Context == NULL 1232 if (!Input_Context
1051 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1233 || !focus
1052 || !(event_type == KeyPress 1234 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1053 || event_type == Expose
1054 || event_type == NoExpose
1055 || event_type == SelectionNotify
1056 || event_type == ButtonRelease || event_type == FocusIn)
1057 || !IMisRunning ())
1058 return; 1235 return;
1059 1236
1060 set_position (&spot); 1237 im_set_position (nspot);
1061 1238
1239 if (nspot.x == spot.x && nspot.y == spot.y)
1240 return;
1241
1242 spot = nspot;
1243
1062 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1244 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1245 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064 XFree(preedit_attr); 1246 XFree (preedit_attr);
1065} 1247}
1066 1248
1067void 1249void
1068rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1250rxvt_term::im_destroy ()
1069 XRectangle * needed_rect)
1070{ 1251{
1071 int mbh, vtx = 0; 1252 if (input_method)
1253 {
1254 if (Input_Context && input_method->xim)
1255 XDestroyIC (Input_Context);
1072 1256
1073 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1257 display->put_xim (input_method);
1074 vtx = scrollbar_TotalWidth(); 1258 input_method = 0;
1259 }
1075 1260
1076 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1261 Input_Context = 0;
1077 mbh -= TermWin.lineSpace;
1078
1079 preedit_rect->x = needed_rect->width + vtx;
1080 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083 preedit_rect->height = Height2Pixel(1);
1084
1085 status_rect->x = vtx;
1086 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090} 1262}
1091 1263
1092/* ARGSUSED */ 1264#ifdef ENABLE_XIM_ONTHESPOT
1093/* EXTPROTO */ 1265
1094void 1266static void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data 1267xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{ 1268{
1099 GET_R->Input_Context = NULL; 1269 ((rxvt_term *)client_data)->make_current ();
1100/* To avoid Segmentation Fault in C locale: Solaris only? */ 1270 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1101 if (STRCMP (GET_R->locale, "C"))
1102 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103 rxvt_IMInstantiateCallback, NULL);
1104} 1271}
1272
1273static void
1274xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1275{
1276 ((rxvt_term *)client_data)->make_current ();
1277 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1278}
1279
1280static void
1281xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1282{
1283 rxvt_term *term = (rxvt_term *)client_data;
1284 XIMText *text = call_data->text;
1285
1286 term->make_current ();
1287
1288 if (text)
1289 {
1290 void *str;
1291
1292 if (!text->encoding_is_wchar && text->string.multi_byte)
1293 {
1294 // of course, X makes it ugly again
1295 if (term->rs[Rs_imLocale])
1296 SET_LOCALE (term->rs[Rs_imLocale]);
1297
1298 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1299 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1300
1301 if (term->rs[Rs_imLocale])
1302 SET_LOCALE (term->locale);
1303 }
1304 else
1305 str = (void *)text->string.wide_char;
1306
1307 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1308 DT_INT, call_data->caret,
1309 DT_INT, call_data->chg_first,
1310 DT_INT, call_data->chg_length,
1311 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1312 DT_WCS_LEN, str, str ? (int)text->length : 0,
1313 DT_END));
1314 }
1315 else
1316 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1317 DT_INT, call_data->caret,
1318 DT_INT, call_data->chg_first,
1319 DT_INT, call_data->chg_length,
1320 DT_END));
1321}
1322
1323#if 0
1324static void
1325xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1326{
1327 ((rxvt_term *)client_data)->make_current ();
1328 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1329 DT_INT, call_data->position,
1330 DT_INT, call_data->direction,
1331 DT_INT, call_data->style,
1332 DT_END));
1333}
1334#endif
1335
1336#endif
1105 1337
1106/* 1338/*
1107 * Try to open a XIM with the current modifiers, then see if we can 1339 * Try to open a XIM with the current modifiers, then see if we can
1108 * open a suitable preedit type 1340 * open a suitable preedit type
1109 */ 1341 */
1110bool 1342bool
1111rxvt_term::IM_get_IC () 1343rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1344{
1113 int i, j, found; 1345 int i, j, found;
1114 XIM xim; 1346 XIM xim;
1115 XPoint spot; 1347 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1348 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1349 unsigned long fg, bg;
1118 const char *p; 1350 const char *p;
1119 char **s; 1351 char **s;
1120 XIMStyles *xim_styles; 1352 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr; 1353#ifdef ENABLE_XIM_ONTHESPOT
1122 XIMCallback ximcallback; 1354 XIMCallback xcb[4];
1355#endif
1123 1356
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1357 set_environ (envv);
1125 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1358
1126 if (xim == NULL) 1359 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127 return False; 1360 return false;
1128 1361
1362 input_method = display->get_xim (locale, modifiers);
1363 if (input_method == NULL)
1364 return false;
1365
1366 xim = input_method->xim;
1367 spot.x = spot.y = -1;
1368
1129 xim_styles = NULL; 1369 xim_styles = NULL;
1130 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1370 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1371 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1372 {
1373 im_destroy ();
1133 return False; 1374 return false;
1375 }
1376
1377 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1378
1379 for (int pi = 0; pi < 2; pi++)
1134 } 1380 {
1381 p = pet[pi];
1135 1382
1136 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1383 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1384 continue;
1385
1138 s = rxvt_splitcommastring(p); 1386 s = rxvt_splitcommastring (p);
1387
1139 for (i = found = 0; !found && s[i]; i++) { 1388 for (i = found = 0; !found && s[i]; i++)
1389 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1390 if (!strcmp (s[i], "OverTheSpot"))
1141 input_style = (XIMPreeditPosition | XIMStatusNothing); 1391 input_style = XIMPreeditPosition | XIMStatusNothing;
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1392 else if (!strcmp (s[i], "OffTheSpot"))
1143 input_style = (XIMPreeditArea | XIMStatusArea); 1393 input_style = XIMPreeditArea | XIMStatusArea;
1144 else if (!STRCMP(s[i], "Root")) 1394 else if (!strcmp (s[i], "Root"))
1145 input_style = (XIMPreeditNothing | XIMStatusNothing); 1395 input_style = XIMPreeditNothing | XIMStatusNothing;
1396 else if (!strcmp (s[i], "None"))
1397 input_style = XIMPreeditNone | XIMStatusNone;
1398#ifdef ENABLE_XIM_ONTHESPOT
1399 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1400 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1401#endif
1402 else
1403 input_style = XIMPreeditNothing | XIMStatusNothing;
1146 1404
1147 for (j = 0; j < xim_styles->count_styles; j++) 1405 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (input_style == xim_styles->supported_styles[j]) { 1406 if (input_style == xim_styles->supported_styles[j])
1407 {
1408 rxvt_freecommastring (s);
1409
1149 found = 1; 1410 found = 1;
1150 break; 1411 goto foundpet;
1151 } 1412 }
1413
1414 }
1415
1416 rxvt_freecommastring (s);
1152 } 1417 }
1153 for (i = 0; s[i]; i++) 1418
1154 free(s[i]); 1419foundpet:
1155 free(s); 1420
1156 XFree(xim_styles); 1421 XFree (xim_styles);
1157 1422
1158 if (!found) { 1423 if (!found)
1159 XCloseIM(xim); 1424 {
1425 im_destroy ();
1160 return False; 1426 return false;
1427 }
1428
1429 XFontSet fs = 0;
1430 XVaNestedList preedit_attr = 0, status_attr = 0;
1431
1432 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161 } 1433 {
1434 // fake us a font-set, please
1435 char **missing_charset_list;
1436 int missing_charset_count;
1437 char *def_string;
1438 char pat[512];
1162 1439
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1440 sprintf (pat,
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "*",
1447 fheight,
1448 fheight + 1, fheight - 1,
1449 fheight - 2, fheight + 2);
1164 1450
1165 /* XXX: not sure why we need this (as well as IC one below) */ 1451 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1452 &missing_charset_list, &missing_charset_count, &def_string);
1167 1453
1168 preedit_attr = status_attr = NULL; 1454 if (missing_charset_list)
1455 XFreeStringList (missing_charset_list);
1169 1456
1457 if (!fs)
1458 {
1459 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1460 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1461 }
1462 }
1463
1170 if (input_style & XIMPreeditPosition) { 1464 if (input_style & XIMPreeditPosition)
1465 {
1171 set_size (&rect); 1466 im_set_size (rect);
1172 set_position (&spot); 1467 im_set_position (spot);
1173 set_color (&fg, &bg); 1468 im_set_color (fg, bg);
1174 1469
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1470 preedit_attr = XVaCreateNestedList (0,
1471 XNForeground, fg,
1472 XNBackground, bg,
1473 XNArea, &rect,
1176 XNSpotLocation, &spot, 1474 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, TermWin.fontset,
1179 NULL);
1180 } else if (input_style & XIMPreeditArea) {
1181 set_color (&fg, &bg);
1182
1183 /*
1184 * The necessary width of preedit area is unknown
1185 * until create input context.
1186 */
1187 needed_rect.width = 0;
1188
1189 set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192 XNForeground, fg, XNBackground, bg,
1193 //XNFontSet, TermWin.fontset,
1194 NULL);
1195 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196 XNForeground, fg, XNBackground, bg,
1197 //XNFontSet, TermWin.fontset, 1475 XNFontSet, fs,
1198 NULL); 1476 NULL);
1199 } 1477 }
1200 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1478 else if (input_style & XIMPreeditArea)
1479 {
1480 im_set_color (fg, bg);
1481
1482 /*
1483 * The necessary width of preedit area is unknown
1484 * until create input context.
1485 */
1486 needed_rect.width = 0;
1487 im_set_preedit_area (rect, status_rect, needed_rect);
1488
1489 preedit_attr = XVaCreateNestedList (0,
1490 XNForeground, fg,
1491 XNBackground, bg,
1492 XNArea, &rect,
1493 XNFontSet, fs,
1494 NULL);
1495 status_attr = XVaCreateNestedList (0,
1496 XNForeground, fg,
1497 XNBackground, bg,
1498 XNArea, &status_rect,
1499 XNFontSet, fs,
1500 NULL);
1501 }
1502#if ENABLE_XIM_ONTHESPOT
1503 else if (input_style & XIMPreeditCallbacks)
1504 {
1505 im_set_position (spot);
1506
1507 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1508 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1509 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1510# if 0
1511 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1512# endif
1513
1514 preedit_attr = XVaCreateNestedList (0,
1515 XNSpotLocation, &spot,
1516 XNPreeditStartCallback, &xcb[0],
1517 XNPreeditDoneCallback , &xcb[1],
1518 XNPreeditDrawCallback , &xcb[2],
1519# if 0
1520 XNPreeditCaretCallback, &xcb[3],
1521# endif
1522 NULL);
1523 }
1524#endif
1525
1526 Input_Context = XCreateIC (xim,
1527 XNInputStyle, input_style,
1201 XNClientWindow, TermWin.parent[0], 1528 XNClientWindow, vt,
1202 XNFocusWindow, TermWin.parent[0], 1529 XNFocusWindow, parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL, 1530 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr, 1531 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL, 1532 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL); 1533 status_attr, NULL);
1208 if (preedit_attr) 1534
1209 XFree(preedit_attr); 1535 if (preedit_attr) XFree (preedit_attr);
1210 if (status_attr) 1536 if (status_attr) XFree (status_attr);
1211 XFree(status_attr); 1537 if (fs) XFreeFontSet (dpy, fs);
1538
1212 if (Input_Context == NULL) { 1539 if (Input_Context == NULL)
1213 rxvt_print_error("failed to create input context"); 1540 {
1214 XCloseIM(xim); 1541 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1542 im_destroy ();
1215 return False; 1543 return false;
1216 } 1544 }
1217 if (input_style & XIMPreeditArea) 1545
1546#if 0
1547 // unfortunately, only the focus window is used by XIM, hard to fix
1548 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1549 vt_select_input ();
1550#endif
1551
1218 IMSetStatusPosition (); 1552 IMSetPosition ();
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1553
1220 return True; 1554 return true;
1221} 1555}
1222 1556
1223/*
1224 * X manual pages and include files don't match on some systems:
1225 * some think this is an XIDProc and others an XIMProc so we can't
1226 * use the first argument - need to update this to be nice for
1227 * both types via some sort of configure detection
1228 */
1229/* ARGSUSED */
1230/* EXTPROTO */
1231void 1557void
1232rxvt_IMInstantiateCallback(Display * unused 1558rxvt_term::im_cb ()
1233 __attribute__ ((unused)), XPointer client_data
1234 __attribute__ ((unused)), XPointer call_data
1235 __attribute__ ((unused)))
1236{ 1559{
1237 int i, found, had_im; 1560 int i;
1238 const char *p; 1561 const char *p;
1239 char **s; 1562 char **s;
1240 char buf[IMBUFSIZ]; 1563 char buf[IMBUFSIZ];
1241 1564
1242 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1565 make_current ();
1566
1567 im_destroy ();
1568
1243 if (GET_R->Input_Context) 1569 if (Input_Context)
1244 return; 1570 return;
1245 1571
1246#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1572#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247 if (GET_R->rs[Rs_imLocale]) 1573 if (rs[Rs_imLocale])
1248 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1574 SET_LOCALE (rs[Rs_imLocale]);
1249#endif 1575#endif
1250 1576
1251 p = GET_R->rs[Rs_inputMethod]; 1577 p = rs[Rs_inputMethod];
1252 if (p && *p) 1578 if (p && *p)
1253 { 1579 {
1254 bool found = false; 1580 bool found = false;
1255 1581
1256 s = rxvt_splitcommastring (p); 1582 s = rxvt_splitcommastring (p);
1583
1257 for (i = 0; s[i]; i++) 1584 for (i = 0; s[i]; i++)
1258 { 1585 {
1259 if (*s[i]) 1586 if (*s[i])
1260 { 1587 {
1261 STRCPY (buf, "@im="); 1588 strcpy (buf, "@im=");
1262 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1589 strncat (buf, s[i], IMBUFSIZ - 5);
1263 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1590 if (IM_get_IC (buf))
1264 { 1591 {
1265 found = true; 1592 found = true;
1266 break; 1593 break;
1267 } 1594 }
1268 } 1595 }
1269 } 1596 }
1270 for (i = 0; s[i]; i++) 1597
1271 free(s[i]); 1598 rxvt_freecommastring (s);
1272 free(s);
1273 1599
1274 if (found) 1600 if (found)
1275 goto done; 1601 goto done;
1276 } 1602 }
1277 1603
1278/* try with XMODIFIERS env. var. */ 1604 /* try with XMODIFIERS env. var. */
1279 if ((p = XSetLocaleModifiers ("")) && *p 1605 if (IM_get_IC (""))
1280 && GET_R->IM_get_IC ())
1281 goto done; 1606 goto done;
1282 1607
1283/* try with no modifiers base IF the user didn't specify an IM */ 1608 /* try with no modifiers base IF the user didn't specify an IM */
1284 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1609 if (IM_get_IC ("@im=none"))
1285 && GET_R->IM_get_IC () == True)
1286 goto done; 1610 goto done;
1287 1611
1288done: 1612done:
1289#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1613#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290 if (GET_R->rs[Rs_imLocale]) 1614 if (rs[Rs_imLocale])
1291 setlocale (LC_CTYPE, GET_R->locale); 1615 SET_LOCALE (locale);
1292#endif 1616#endif
1293} 1617}
1294 1618
1295void 1619void
1296rxvt_term::IMSetStatusPosition () 1620rxvt_term::IMSetPosition ()
1297{ 1621{
1298 XRectangle preedit_rect, status_rect, *needed_rect; 1622 XRectangle preedit_rect, status_rect, *needed_rect;
1299 XVaNestedList preedit_attr, status_attr; 1623 XVaNestedList preedit_attr, status_attr;
1300 1624
1301 if (Input_Context == NULL 1625 if (!Input_Context
1302 || !TermWin.focus || !(input_style & XIMPreeditArea) 1626 || !focus
1627 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1303 || !IMisRunning ()) 1628 || !IMisRunning ())
1304 return; 1629 return;
1305 1630
1631 if (input_style & XIMPreeditPosition)
1632 {
1633 im_set_size (preedit_rect);
1634 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1635
1636 XSetICValues (Input_Context,
1637 XNPreeditAttributes, preedit_attr, NULL);
1638 }
1639 else
1640 {
1306/* Getting the necessary width of preedit area */ 1641 /* Getting the necessary width of preedit area */
1307 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1642 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1643 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309 XFree(status_attr); 1644 XFree (status_attr);
1310 1645
1311 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1646 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1647 XFree (needed_rect);
1312 1648
1313 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1649 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1650 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315 1651
1316 XSetICValues(Input_Context, 1652 XSetICValues (Input_Context,
1317 XNPreeditAttributes, preedit_attr, 1653 XNPreeditAttributes, preedit_attr,
1318 XNStatusAttributes, status_attr, NULL); 1654 XNStatusAttributes, status_attr,
1655 NULL);
1319 1656
1657 XFree (status_attr);
1658 }
1659
1320 XFree(preedit_attr); 1660 XFree (preedit_attr);
1321 XFree(status_attr);
1322} 1661}
1323#endif /* USE_XIM */ 1662#endif /* USE_XIM */
1324 1663
1325/*----------------------------------------------------------------------*/
1326rxvt_t rxvt_current_term;
1327
1328/*----------------------- end-of-file (C source) -----------------------*/ 1664/*----------------------- end-of-file (C source) -----------------------*/

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