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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.228 by root, Wed Aug 2 09:14:19 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.22 2004/01/31 00:20:21 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#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev (this, &rxvt_term::x_cb),
158#endif
78#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 160 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 161#endif
81#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_blink_cb), 163 text_blink_ev (this, &rxvt_term::text_blink_cb),
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
83#endif 173#endif
84#ifdef POINTER_BLANK 174#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 175 pointer_ev (this, &rxvt_term::pointer_cb),
86#endif 176#endif
177#ifdef USE_XIM
178 im_ev (this, &rxvt_term::im_cb),
179#endif
180#ifndef NO_BELL
181 bell_ev (this, &rxvt_term::bell_cb),
182#endif
183 termwin_ev (this, &rxvt_term::x_cb),
184 vt_ev (this, &rxvt_term::x_cb),
185 child_ev (this, &rxvt_term::child_cb),
87 check_ev (this, &rxvt_term::check_cb), 186 check_ev (this, &rxvt_term::check_cb),
187 flush_ev (this, &rxvt_term::flush_cb),
88 destroy_ev (this, &rxvt_term::destroy_cb), 188 destroy_ev (this, &rxvt_term::destroy_cb),
89 pty_ev (this, &rxvt_term::pty_cb), 189 pty_ev (this, &rxvt_term::pty_cb),
90 x_ev (this, &rxvt_term::x_cb),
91 incr_ev (this, &rxvt_term::incr_cb) 190 incr_ev (this, &rxvt_term::incr_cb)
92{ 191{
93 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 192 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
193
194 termlist.push_back (this);
195
196#ifdef KEYSYM_RESOURCE
197 keyboard = new keyboard_manager;
198#endif
199}
200
201// clean up the most important stuff, do *not* call x or free mem etc.
202// for use before an emergency exit
203void rxvt_term::emergency_cleanup ()
204{
205 if (cmd_pid)
206 kill (-cmd_pid, SIGHUP);
207
208 pty_ev.stop ();
209 delete pty; pty = 0;
94} 210}
95 211
96rxvt_term::~rxvt_term () 212rxvt_term::~rxvt_term ()
97{ 213{
214 termlist.erase (find (termlist.begin (), termlist.end(), this));
215
216 emergency_cleanup ();
217
218#if ENABLE_STYLES
219 for (int i = RS_styleCount; --i; )
220 if (fontset[i] != fontset[0])
221 delete fontset[i];
222#endif
223 delete fontset[0];
224
225 if (display)
226 {
227 selection_clear ();
228
229#ifdef USE_XIM
230 im_destroy ();
231#endif
232#ifdef XTERM_SCROLLBAR
233 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
234 if (ShadowGC) XFreeGC (dpy, ShadowGC);
235#endif
236#ifdef PLAIN_SCROLLBAR
237 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
238#endif
239#ifdef NEXT_SCROLLBAR
240 if (blackGC) XFreeGC (dpy, blackGC);
241 if (whiteGC) XFreeGC (dpy, whiteGC);
242 if (grayGC) XFreeGC (dpy, grayGC);
243 if (darkGC) XFreeGC (dpy, darkGC);
244 if (stippleGC) XFreeGC (dpy, stippleGC);
245 if (dimple) XFreePixmap (dpy, dimple);
246 if (upArrow) XFreePixmap (dpy, upArrow);
247 if (downArrow) XFreePixmap (dpy, downArrow);
248 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
249 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
250#endif
251#ifdef RXVT_SCROLLBAR
252 if (topShadowGC) XFreeGC (dpy, topShadowGC);
253 if (botShadowGC) XFreeGC (dpy, botShadowGC);
254 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
255#endif
256 if (gc) XFreeGC (dpy, gc);
257
258 delete drawable;
259 // destroy all windows
260 if (parent[0])
261 XDestroyWindow (dpy, parent[0]);
262
263 for (int i = 0; i < TOTAL_COLORS; i++)
264 if (ISSET_PIXCOLOR (i))
265 {
266 pix_colors_focused [i].free (this);
267#if OFF_FOCUS_FADING
268 pix_colors_unfocused [i].free (this);
269#endif
270 }
271
272 clear ();
273 }
274
275 delete pix_colors_focused;
276#if OFF_FOCUS_FADING
277 delete pix_colors_unfocused;
278#endif
279
280 displays.put (display);
281
98 scr_release (); 282 scr_release ();
99 283
284 /* clear all resources */
285 for (int i = 0; i < allocated.size (); i++)
286 free (allocated [i]);
287
288 free (selection.text);
289 // TODO: manage env vars in child only(!)
290 free (env_display);
291 free (env_term);
100 free (locale); 292 free (locale);
101 free (codeset); 293 free (v_buffer);
294 free (incr_buf);
102 295
103#ifndef NO_SETOWNER_TTYDEV 296 delete envv;
104 privileged_ttydev (RESTORE); 297 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
116 298
117 if (cmd_fd >= 0) 299#ifdef KEYSYM_RESOURCE
118 close (cmd_fd); 300 delete keyboard;
301#endif
302}
119 303
120 if (Xfd >= 0) 304// child has exited, usually destroys
121 XCloseDisplay (Xdisplay); 305void
306rxvt_term::child_cb (child_watcher &w, int status)
307{
308 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
122 309
123 delete PixColors; 310 cmd_pid = 0;
311
312 if (!OPTION (Opt_hold))
313 destroy ();
124} 314}
125 315
126void 316void
127rxvt_term::destroy () 317rxvt_term::destroy ()
128{ 318{
319 if (destroy_ev.active)
320 return;
321
322 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
323
324#if ENABLE_OVERLAY
325 scr_overlay_off ();
326#endif
327
328 if (display)
329 {
330#if USE_XIM
331 im_ev.stop (display);
332#endif
333#if HAVE_SCROLLBARS
334 scrollbar_ev.stop (display);
335#endif
336#if TRANSPARENT || ENABLE_PERL
337 rootwin_ev.stop (display);
338#endif
339 incr_ev.stop ();
340 termwin_ev.stop (display);
341 vt_ev.stop (display);
342 }
343
129 check_ev.stop (); 344 check_ev.stop ();
130 pty_ev.stop (); 345 pty_ev.stop ();
131 x_ev.stop ();
132#ifdef CURSOR_BLINK 346#ifdef CURSOR_BLINK
133 cursor_blink_ev.stop (); 347 cursor_blink_ev.stop ();
134#endif 348#endif
135#ifdef TEXT_BLINK 349#ifdef TEXT_BLINK
136 text_blink_ev.stop (); 350 text_blink_ev.stop ();
137#endif 351#endif
352#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
353 cont_scroll_ev.stop ();
354#endif
355#ifdef SELECTION_SCROLLING
356 sel_scroll_ev.stop ();
357#endif
138#ifdef POINTER_BLANK 358#ifdef POINTER_BLANK
139 pointer_ev.stop (); 359 pointer_ev.stop ();
140#endif 360#endif
141 361
142 destroy_ev.start (0); 362 destroy_ev.start (0);
143} 363}
144 364
145void 365void
146rxvt_term::destroy_cb (time_watcher &w) 366rxvt_term::destroy_cb (time_watcher &w)
147{ 367{
148 SET_R (this); 368 make_current ();
149 369
150 delete this; 370 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} 371}
328 372
329/*----------------------------------------------------------------------*/ 373/*----------------------------------------------------------------------*/
330/* 374/*
331 * Exit gracefully, clearing the utmp entry and restoring tty attributes 375 * Exit gracefully, clearing the utmp entry and restoring tty attributes
332 * TODO: if debugging, this should free up any known resources if we can 376 * TODO: if debugging, this should free up any known resources if we can
333 */ 377 */
334/* EXTPROTO */ 378static XErrorHandler old_xerror_handler;
379
380static void
381rxvt_emergency_cleanup ()
382{
383 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
384 (*t)->emergency_cleanup ();
385}
386
387#if !ENABLE_MINIMAL
388static void
389print_x_error (Display *dpy, XErrorEvent *event)
390{
391 char buffer[BUFSIZ];
392 char mesg[BUFSIZ];
393 char number[32];
394 char *mtype = "XlibMessage";
395 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
396 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
397 rxvt_warn ("An X Error occured, trying to continue after report.\n");
398 rxvt_warn ("%s: %s\n", mesg, buffer);
399 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
401 sprintf(number, "%d", event->request_code);
402 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
403 rxvt_warn ("(which is %s)\n", buffer);
404 if (event->request_code >= 128) {
405 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
406 mesg, BUFSIZ);
407 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
408 }
409 if ((event->error_code == BadWindow) ||
410 (event->error_code == BadPixmap) ||
411 (event->error_code == BadCursor) ||
412 (event->error_code == BadFont) ||
413 (event->error_code == BadDrawable) ||
414 (event->error_code == BadColor) ||
415 (event->error_code == BadGC) ||
416 (event->error_code == BadIDChoice) ||
417 (event->error_code == BadValue) ||
418 (event->error_code == BadAtom)) {
419 if (event->error_code == BadValue)
420 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
421 mesg, BUFSIZ);
422 else if (event->error_code == BadAtom)
423 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
424 mesg, BUFSIZ);
425 else
426 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
429 }
430 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
431 mesg, BUFSIZ);
432 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
433}
434#endif
435
436int
437rxvt_xerror_handler (Display *display, XErrorEvent *event)
438{
439 if (GET_R->allowedxerror == -1)
440 GET_R->allowedxerror = event->error_code;
441 else
442 {
443 // GET_R is most likely not the terminal which caused the error,
444 // so just output the error and continue
445#if ENABLE_MINIMAL
446 old_xerror_handler (display, event);
447#else
448 print_x_error (display, event);
449#endif
450 }
451
452 return 0;
453}
454
455int
456rxvt_xioerror_handler (Display *display)
457{
458 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
459 DisplayString (display));
460 rxvt_emergency_cleanup ();
461 _exit (EXIT_FAILURE);
462}
463
464/*----------------------------------------------------------------------*/
465bool
466rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
467{
468 this->envv = envv;
469
470 SET_R (this);
471 set_locale ("");
472 set_environ (envv); // few things in X do not call setlocale :(
473
474 if (!init_vars ())
475 return false;
476
477 init_secondary ();
478
479 const char **cmd_argv = init_resources (argc, argv);
480
481#ifdef KEYSYM_RESOURCE
482 keyboard->register_done ();
483#endif
484
485#ifdef HAVE_SCROLLBARS
486 if (OPTION (Opt_scrollBar))
487 scrollBar.setIdle (); /* set existence for size calculations */
488#endif
489
490 pty = ptytty::create ();
491
492 create_windows (argc, argv);
493
494 init_xlocale ();
495
496 scr_reset (); // initialize screen
497
498#if 0
499 XSynchronize (dpy, True);
500#endif
501
502#ifdef HAVE_SCROLLBARS
503 if (OPTION (Opt_scrollBar))
504 resize_scrollbar (); /* create and map scrollbar */
505#endif
506#ifdef TRANSPARENT
507 if (OPTION (Opt_transparent))
508 {
509 XSelectInput (dpy, display->root, PropertyChangeMask);
510 check_our_parents ();
511 rootwin_ev.start (display, display->root);
512 }
513#endif
514#if ENABLE_PERL
515 rootwin_ev.start (display, display->root);
516#endif
517
518 set_colorfgbg ();
519
520 init_command (cmd_argv);
521
522 free (cmd_argv);
523
524 if (pty->pty >= 0)
525 pty_ev.start (pty->pty, EVENT_READ);
526
527 check_ev.start ();
528
529 HOOK_INVOKE ((this, HOOK_START, DT_END));
530
531#if ENABLE_XEMBED
532 if (rs[Rs_embed])
533 {
534 long info[2] = { 0, XEMBED_MAPPED };
535
536 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
537 32, PropModeReplace, (unsigned char *)&info, 2);
538 }
539#endif
540
541 XMapWindow (dpy, vt);
542 XMapWindow (dpy, parent[0]);
543
544 return true;
545}
546
547static struct sig_handlers
548{
549 sig_watcher sw_term, sw_int;
550
551 /*
552 * Catch a fatal signal and tidy up before quitting
553 */
335void 554 void
336rxvt_clean_exit () 555 sig_term (sig_watcher &w)
556 {
557 rxvt_emergency_cleanup ();
558 signal (w.signum, SIG_DFL);
559 kill (getpid (), w.signum);
560 }
561
562 sig_handlers ()
563 : sw_term (this, &sig_handlers::sig_term),
564 sw_int (this, &sig_handlers::sig_term)
565 {
566 }
567} sig_handlers;
568
569char **rxvt_environ; // startup environment
570
571void
572rxvt_init ()
337{ 573{
338 GET_R->destroy (); 574 ptytty::init ();
575
576 rxvt_environ = environ;
577
578 signal (SIGHUP, SIG_IGN);
579 signal (SIGPIPE, SIG_IGN);
580
581 sig_handlers.sw_term.start (SIGTERM);
582 sig_handlers.sw_int.start (SIGINT);
583
584 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
585 /* signal (SIGURG, SIG_DFL); */
586
587 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
588 // TODO: handle this with exceptions and tolerate the memory loss
589 XSetIOErrorHandler (rxvt_xioerror_handler);
590
591 XrmInitialize ();
339} 592}
340 593
341/* ------------------------------------------------------------------------- * 594/* ------------------------------------------------------------------------- *
342 * MEMORY ALLOCATION WRAPPERS * 595 * MEMORY ALLOCATION WRAPPERS *
343 * ------------------------------------------------------------------------- */ 596 * ------------------------------------------------------------------------- */
344/* EXTPROTO */ 597void *
345void *
346rxvt_malloc(size_t size) 598rxvt_malloc (size_t size)
347{ 599{
348 void *p;
349
350 p = malloc(size); 600 void *p = malloc (size);
601
351 if (p) 602 if (!p)
603 rxvt_fatal ("memory allocation failure. aborting.\n");
604
352 return p; 605 return p;
353
354 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
355 rxvt_clean_exit();
356 exit(EXIT_FAILURE);
357/* NOTREACHED */
358} 606}
359 607
360/* EXTPROTO */ 608void *
361void *
362rxvt_calloc(size_t number, size_t size) 609rxvt_calloc (size_t number, size_t size)
363{ 610{
364 void *p;
365
366 p = calloc(number, size); 611 void *p = calloc (number, size);
612
367 if (p) 613 if (!p)
614 rxvt_fatal ("memory allocation failure. aborting.\n");
615
368 return p; 616 return p;
369
370 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
371 rxvt_clean_exit();
372 exit(EXIT_FAILURE);
373/* NOTREACHED */
374} 617}
375 618
376/* EXTPROTO */ 619void *
377void *
378rxvt_realloc(void *ptr, size_t size) 620rxvt_realloc (void *ptr, size_t size)
379{ 621{
380 void *p;
381
382 if (ptr)
383 p = realloc(ptr, size); 622 void *p = realloc (ptr, size);
384 else 623
385 p = malloc(size);
386 if (p) 624 if (!p)
625 rxvt_fatal ("memory allocation failure. aborting.\n");
626
387 return p; 627 return p;
388
389 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390 rxvt_clean_exit();
391 exit(EXIT_FAILURE);
392/* NOTREACHED */
393} 628}
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
518 629
519/*----------------------------------------------------------------------*/ 630/*----------------------------------------------------------------------*/
520/* 631/*
521 * window size/position calculcations for XSizeHint and other storage. 632 * window size/position calculcations for XSizeHint and other storage.
522 * if width/height are non-zero then override calculated width/height 633 * if width/height are non-zero then override calculated width/height
523 */ 634 */
524void 635void
525rxvt_term::window_calc (unsigned int width, unsigned int height) 636rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526{ 637{
527 short recalc_x, recalc_y; 638 short recalc_x, recalc_y;
528 int x, y, sb_w, mb_h, flags; 639 int x, y, sb_w, flags;
529 unsigned int w, h; 640 unsigned int w, h;
530 unsigned int max_width, max_height; 641 unsigned int max_width, max_height;
531 642
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; 643 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536 szHint.win_gravity = NorthWestGravity; 644 szHint.win_gravity = NorthWestGravity;
537/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 645 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 646
539 recalc_x = recalc_y = 0; 647 recalc_x = recalc_y = 0;
540 flags = 0; 648 flags = 0;
649
541 if (!parsed_geometry) { 650 if (!parsed_geometry)
651 {
542 parsed_geometry = 1; 652 parsed_geometry = 1;
653
543 if (rs[Rs_geometry]) 654 if (rs[Rs_geometry])
544 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 655 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
656
545 if (flags & WidthValue) { 657 if (flags & WidthValue)
546 TermWin.ncol = BOUND_POSITIVE_INT16(w); 658 {
659 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
547 szHint.flags |= USSize; 660 szHint.flags |= USSize;
548 } 661 }
662
549 if (flags & HeightValue) { 663 if (flags & HeightValue)
550 TermWin.nrow = BOUND_POSITIVE_INT16(h); 664 {
665 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize; 666 szHint.flags |= USSize;
552 } 667 }
668
553 if (flags & XValue) { 669 if (flags & XValue)
670 {
554 szHint.x = x; 671 szHint.x = x;
555 szHint.flags |= USPosition; 672 szHint.flags |= USPosition;
673
556 if (flags & XNegative) { 674 if (flags & XNegative)
675 {
557 recalc_x = 1; 676 recalc_x = 1;
558 szHint.win_gravity = NorthEastGravity; 677 szHint.win_gravity = NorthEastGravity;
559 } 678 }
560 } 679 }
680
561 if (flags & YValue) { 681 if (flags & YValue)
682 {
562 szHint.y = y; 683 szHint.y = y;
563 szHint.flags |= USPosition; 684 szHint.flags |= USPosition;
685
564 if (flags & YNegative) { 686 if (flags & YNegative)
687 {
565 recalc_y = 1; 688 recalc_y = 1;
689
566 if (szHint.win_gravity == NorthEastGravity) 690 if (szHint.win_gravity == NorthEastGravity)
567 szHint.win_gravity = SouthEastGravity; 691 szHint.win_gravity = SouthEastGravity;
568 else 692 else
569 szHint.win_gravity = SouthWestGravity; 693 szHint.win_gravity = SouthWestGravity;
570 } 694 }
571 } 695 }
572 } 696 }
697
573/* TODO: BOUNDS */ 698 /* TODO: BOUNDS */
574 TermWin.width = TermWin.ncol * TermWin.fwidth; 699 width = ncol * fwidth;
575 TermWin.height = TermWin.nrow * TermWin.fheight; 700 height = nrow * fheight;
576 max_width = MAX_COLS * TermWin.fwidth; 701 max_width = MAX_COLS * fwidth;
577 max_height = MAX_ROWS * TermWin.fheight; 702 max_height = MAX_ROWS * fheight;
578 703
579 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 704 szHint.base_width = szHint.base_height = 2 * int_bwidth;
580 705
581 sb_w = mb_h = 0; 706 sb_w = 0;
582 window_vt_x = window_vt_y = 0; 707 window_vt_x = window_vt_y = int_bwidth;
583 if (scrollbar_visible ()) { 708
709 if (scrollBar.state)
710 {
584 sb_w = scrollbar_TotalWidth(); 711 sb_w = scrollbar_TotalWidth ();
585 szHint.base_width += sb_w; 712 szHint.base_width += sb_w;
713
586 if (!(Options & Opt_scrollBar_right)) 714 if (!OPTION (Opt_scrollBar_right))
587 window_vt_x = sb_w; 715 window_vt_x += sb_w;
588 } 716 }
589 if (menubar_visible ()) { 717
590 mb_h = menuBar_TotalHeight();
591 szHint.base_height += mb_h;
592 window_vt_y = mb_h;
593 }
594 szHint.width_inc = TermWin.fwidth; 718 szHint.width_inc = fwidth;
595 szHint.height_inc = TermWin.fheight; 719 szHint.height_inc = fheight;
596 szHint.min_width = szHint.base_width + szHint.width_inc; 720 szHint.min_width = szHint.base_width + szHint.width_inc;
597 szHint.min_height = szHint.base_height + szHint.height_inc; 721 szHint.min_height = szHint.base_height + szHint.height_inc;
598 722
599 if (width && width - szHint.base_width < max_width) { 723 if (newwidth && newwidth - szHint.base_width < max_width)
724 {
600 szHint.width = width; 725 szHint.width = newwidth;
601 TermWin.width = width - szHint.base_width; 726 width = newwidth - szHint.base_width;
602 } else { 727 }
603 MIN_IT(TermWin.width, max_width); 728 else
729 {
730 min_it (width, max_width);
604 szHint.width = szHint.base_width + TermWin.width; 731 szHint.width = szHint.base_width + width;
605 } 732 }
733
606 if (height && height - szHint.base_height < max_height) { 734 if (newheight && newheight - szHint.base_height < max_height)
735 {
607 szHint.height = height; 736 szHint.height = newheight;
608 TermWin.height = height - szHint.base_height; 737 height = newheight - szHint.base_height;
609 } else { 738 }
739 else
740 {
610 MIN_IT(TermWin.height, max_height); 741 min_it (height, max_height);
611 szHint.height = szHint.base_height + TermWin.height; 742 szHint.height = szHint.base_height + height;
612 } 743 }
613 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 744
745 if (scrollBar.state && OPTION (Opt_scrollBar_right))
614 window_sb_x = szHint.width - sb_w; 746 window_sb_x = szHint.width - sb_w;
615 747
616 if (recalc_x) 748 if (recalc_x)
617 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 749 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
618 - szHint.width - 2 * TermWin.ext_bwidth); 750
619 if (recalc_y) 751 if (recalc_y)
620 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 752 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
621 - szHint.height - 2 * TermWin.ext_bwidth);
622 753
623 TermWin.ncol = TermWin.width / TermWin.fwidth; 754 ncol = width / fwidth;
624 TermWin.nrow = TermWin.height / TermWin.fheight; 755 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} 756}
630 757
631/*----------------------------------------------------------------------*/ 758/*----------------------------------------------------------------------*/
632/* 759/*
633 * Tell the teletype handler what size the window is. 760 * Tell the teletype handler what size the window is.
634 * Called after a window size change. 761 * Called after a window size change.
635 */ 762 */
636void 763void
637rxvt_term::tt_winch () 764rxvt_term::tt_winch ()
638{ 765{
766 if (pty->pty < 0)
767 return;
768
639 struct winsize ws; 769 struct winsize ws;
640 770
641 if (cmd_fd < 0)
642 return;
643
644 ws.ws_col = TermWin.ncol; 771 ws.ws_col = ncol;
645 ws.ws_row = TermWin.nrow; 772 ws.ws_row = nrow;
646 ws.ws_xpixel = ws.ws_ypixel = 0; 773 ws.ws_xpixel = width;
647#ifndef DEBUG_SIZE 774 ws.ws_ypixel = height;
648 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 775 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
649#else 776
650 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 777#if 0
651 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 778 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
652# ifdef SIGWINCH
653 else if (cmd_pid) /* force through to the command */ 779 if (cmd_pid) /* force through to the command */
654 kill (cmd_pid, SIGWINCH); 780 kill (-cmd_pid, SIGWINCH);
655# endif
656#endif 781#endif
657} 782}
658 783
659/*----------------------------------------------------------------------*/ 784/*----------------------------------------------------------------------*/
660/* rxvt_change_font() - Switch to a new font */ 785/* set_fonts () - load and set the various fonts
661/* 786 *
662 * init = 1 - initialize 787 * init = 1 - initialize
663 * 788 *
664 * fontname == FONT_UP - switch to bigger font 789 * fontname == FONT_UP - switch to bigger font
665 * fontname == FONT_DN - switch to smaller font 790 * fontname == FONT_DN - switch to smaller font
666 */ 791 */
667void 792bool
668rxvt_term::change_font (int init, const char *fontname) 793rxvt_term::set_fonts ()
669{ 794{
670} 795 rxvt_fontset *fs = new rxvt_fontset (this);
796 rxvt_fontprop prop;
671 797
672void 798 if (!fs
673rxvt_term::font_up_down (int n, int direction) 799 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
800 || !fs->realize_font (1))
801 {
802 delete fs;
803 return false;
804 }
805
806#if ENABLE_STYLES
807 for (int i = RS_styleCount; --i; )
808 if (fontset[i] != fontset[0])
809 delete fontset[i];
810#endif
811
812 delete fontset[0];
813 fontset[0] = fs;
814
815 prop = (*fs)[1]->properties ();
816 prop.height += lineSpace;
817 fs->set_prop (prop);
818
819 fwidth = prop.width;
820 fheight = prop.height;
821 fbase = prop.ascent;
822
823 for (int style = 1; style < 4; style++)
824 {
825#if ENABLE_STYLES
826 const char *res = rs[Rs_font + style];
827
828 if (res && !*res)
829 fontset[style] = fontset[0];
830 else
831 {
832 fontset[style] = fs = new rxvt_fontset (this);
833 rxvt_fontprop prop2 = prop;
834
835 if (res)
836 prop2.weight = prop2.slant = rxvt_fontprop::unset;
837 else
838 {
839 res = fontset[0]->fontdesc;
840
841 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
842 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
843 }
844
845 fs->populate (res);
846 fs->set_prop (prop2);
847 }
848#else
849 fontset[style] = fontset[0];
850#endif
851 }
852
853 if (parent[0])
854 {
855 resize_all_windows (0, 0, 0);
856 scr_remap_chars ();
857 scr_touch (true);
858 }
859
860 return true;
861}
862
863void rxvt_term::set_string_property (Atom prop, const char *str, int len)
674{ 864{
865 XChangeProperty (dpy, parent[0],
866 prop, XA_STRING, 8, PropModeReplace,
867 (const unsigned char *)str, len >= 0 ? len : strlen (str));
868}
869
870void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
871{
872 wchar_t *ws = rxvt_mbstowcs (str, len);
873 char *s = rxvt_wcstoutf8 (ws);
874
875 XChangeProperty (dpy, parent[0],
876 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
877 (const unsigned char *)s, strlen (s));
878
879 free (s);
880 free (ws);
675} 881}
676 882
677/*----------------------------------------------------------------------*/ 883/*----------------------------------------------------------------------*/
678/*----------------------------------------------------------------------*/ 884/*----------------------------------------------------------------------*/
679/* xterm sequences - title, iconName, color (exptl) */ 885/* xterm sequences - title, iconName, color (exptl) */
680void 886void
681rxvt_term::set_title (const char *str) 887rxvt_term::set_title (const char *str)
682{ 888{
683#ifndef SMART_WINDOW_TITLE 889 set_string_property (XA_WM_NAME, str);
684 XStoreName(Xdisplay, TermWin.parent[0], str); 890#if ENABLE_EWMH
685#else 891 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 892#endif
695} 893}
696 894
697void 895void
698rxvt_term::set_iconName (const char *str) 896rxvt_term::set_icon_name (const char *str)
699{ 897{
700#ifndef SMART_WINDOW_TITLE 898 set_string_property (XA_WM_ICON_NAME, str);
701 XSetIconName(Xdisplay, TermWin.parent[0], str); 899#if ENABLE_EWMH
702#else 900 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 901#endif
712} 902}
713 903
714#ifdef XTERM_COLOR_CHANGE 904#ifdef XTERM_COLOR_CHANGE
715void 905void
716rxvt_term::set_window_color (int idx, const char *color) 906rxvt_term::set_window_color (int idx, const char *color)
717{ 907{
718 rxvt_color xcol; 908 rxvt_color xcol;
719 int i; 909 int i;
720 910
721 if (color == NULL || *color == '\0') 911 if (color == NULL || *color == '\0')
722 return; 912 return;
723 913
914 color = strdup (color);
915 allocated.push_back ((void *)color);
916 rs[Rs_color + idx] = color;
917
724/* handle color aliases */ 918 /* handle color aliases */
725 if (isdigit(*color)) { 919 if (isdigit (*color))
920 {
726 i = atoi(color); 921 i = atoi (color);
922
923 if (i >= 8 && i <= 15)
727 if (i >= 8 && i <= 15) { /* bright colors */ 924 { /* bright colors */
728 i -= 8; 925 i -= 8;
729# ifndef NO_BRIGHTCOLOR
730 PixColors[idx] = PixColors[minBrightCOLOR + i]; 926 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
731 SET_PIXCOLOR(idx);
732 goto Done; 927 goto done;
733# endif
734 } 928 }
735 if (i >= 0 && i <= 7) { /* normal colors */ 929
930 if (i >= 0 && i <= 7)
931 { /* normal colors */
736 PixColors[idx] = PixColors[minCOLOR + i]; 932 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737 SET_PIXCOLOR(idx);
738 goto Done; 933 goto done;
739 } 934 }
740 } 935 }
741 if (!rXParseAllocColor (& xcol, color))
742 return;
743/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744 936
745/* 937 set_color (xcol, color);
938
939 /*
746 * FIXME: should free colors here, but no idea how to do it so instead, 940 * FIXME: should free colors here, but no idea how to do it so instead,
747 * so just keep gobbling up the colormap 941 * so just keep gobbling up the colormap
748 */ 942 */
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
759 943
760 PixColors[idx] = xcol; 944 pix_colors_focused[idx] = xcol;
761 SET_PIXCOLOR(idx);
762 945
763/* XSetWindowAttributes attr; */ 946 /* XSetWindowAttributes attr; */
764/* Cursor cursor; */ 947 /* Cursor cursor; */
765 Done: 948done:
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. */ 949 /*TODO: handle Color_BD, scrollbar background, etc. */
771 950
772 set_colorfgbg (); 951 update_fade_color (idx);
773 recolour_cursor (); 952 recolour_cursor ();
774/* the only reasonable way to enforce a clean update */ 953 scr_recolour ();
775 scr_poweron ();
776} 954}
777 955
778#else 956#else
779# define set_window_color (idx,color) ((void)0) 957# define set_window_color (idx,color) ((void)0)
780#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
781 959
782void 960void
783rxvt_term::recolour_cursor () 961rxvt_term::recolour_cursor ()
784{ 962{
785#if TODO 963 XColor fg, bg;
786 rxvt_color xcol[2];
787 964
788 xcol[0] = PixColors[Color_pointer]; 965 (ISSET_PIXCOLOR (Color_pointer_fg)
789 xcol[1] = PixColors[Color_bg]; 966 ? pix_colors_focused[Color_pointer_fg]
790 XQueryColors (Xdisplay, XCMAP, xcol, 2); 967 : pix_colors_focused[Color_fg]).get (fg);
968
969 (ISSET_PIXCOLOR (Color_pointer_bg)
970 ? pix_colors_focused[Color_pointer_bg]
971 : pix_colors_focused[Color_bg]).get (bg);
972
791 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 973 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
792#endif
793} 974}
794 975
795/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
796/* 977/*
797 * find if fg/bg matches any of the normal (low-intensity) colors 978 * find if fg/bg matches any of the normal (low-intensity) colors
798 */ 979 */
799void 980void
800rxvt_term::set_colorfgbg () 981rxvt_term::set_colorfgbg ()
801{ 982{
802 unsigned int i; 983 unsigned int i;
803 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
804 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
805 986
806 env_colorfgbg = 987 strcpy (fstr, "default");
807 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 988 strcpy (bstr, "default");
808 STRCPY(fstr, "default");
809 STRCPY(bstr, "default");
810 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
811 if (PixColors[Color_fg] == PixColors[i]) { 990 if (pix_colors[Color_fg] == pix_colors[i])
991 {
812 sprintf(fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
813 break; 993 break;
814 } 994 }
995
815 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
816 if (PixColors[Color_bg] == PixColors[i]) { 997 if (pix_colors[Color_bg] == pix_colors[i])
998 {
817 sprintf(bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
818#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
819 xpmb = "default;"; 1001 xpmb = "default;";
820#endif 1002#endif
821 break; 1003 break;
822 } 1004 }
1005
823 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 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} 1007}
836 1008
837/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
838/*
839 * Colour determination for low colour displays, routine from
840 * Hans de Goede <hans@highrise.nl>
841 */
842 1010
843int 1011bool
844rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1012rxvt_term::set_color (rxvt_color &color, const char *name)
845{ 1013{
846 if (!screen_in_out->set (this, colour)) { 1014 if (color.set (this, name))
847 rxvt_print_error("can't allocate colour: %s", colour);
848 return false;
849 }
850
851 return true; 1015 return true;
1016
1017 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1018 return false;
1019}
1020
1021void
1022rxvt_term::alias_color (int dst, int src)
1023{
1024 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
852} 1025}
853 1026
854/* -------------------------------------------------------------------- * 1027/* -------------------------------------------------------------------- *
855 * - WINDOW RESIZING - * 1028 * - WINDOW RESIZING - *
856 * -------------------------------------------------------------------- */ 1029 * -------------------------------------------------------------------- */
857void 1030void
858rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1031rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859{ 1032{
860 int fix_screen; 1033 int fix_screen;
1034 int old_width = szHint.width;
1035 int old_height = szHint.height;
861 1036
862#ifdef SMART_RESIZE
863 int old_width = szHint.width, old_height = szHint.height;
864#endif
865
866 window_calc (width, height); 1037 window_calc (newwidth, newheight);
1038
1039 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
867 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1040 XSetWMNormalHints (dpy, parent[0], &szHint);
1041
868 if (!ignoreparent) 1042 if (!ignoreparent)
869 { 1043 {
870#ifdef SMART_RESIZE 1044#ifdef SMART_RESIZE
871 /* 1045 /*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1046 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
875 int x, y, x1, y1; 1049 int x, y, x1, y1;
876 int dx, dy; 1050 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1051 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1052 Window unused_cr;
879 1053
880 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1054 XTranslateCoordinates (dpy, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1055 0, 0, &x, &y, &unused_cr);
882 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1056 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1057 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1058 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1059 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1060 * our position for handles and decorations. Counter it
887 */ 1061 */
888 if (x1 != x || y1 != y) { 1062 if (x1 != x || y1 != y)
1063 {
889 x -= x1; 1064 x -= x1;
890 y -= y1; 1065 y -= y1;
891 } 1066 }
892 1067
893 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1068 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1069 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895 dx = old_width - szHint.width; 1070 dx = old_width - szHint.width;
896 dy = old_height - szHint.height; 1071 dy = old_height - szHint.height;
897 1072
898 /* Check position of the center of the window */ 1073 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1074 if (x < x1) /* left half */
900 dx = 0; 1075 dx = 0;
901 else if (x == x1) /* exact center */ 1076 else if (x == x1) /* exact center */
902 dx /= 2; 1077 dx /= 2;
903 if (y < y1) /* top half */ 1078 if (y < y1) /* top half */
904 dy = 0; 1079 dy = 0;
905 else if (y == y1) /* exact center */ 1080 else if (y == y1) /* exact center */
906 dy /= 2; 1081 dy /= 2;
907 1082
908 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1083 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909 szHint.width, szHint.height); 1084 szHint.width, szHint.height);
910#else 1085#else
911 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1086 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912 szHint.height);
913#endif 1087#endif
914 } 1088 }
915 1089
916 fix_screen = (TermWin.ncol != prev_ncol 1090 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || TermWin.nrow != prev_nrow);
918 1091
919 if (fix_screen || width != old_width || height != old_height) 1092 if (fix_screen || newwidth != old_width || newheight != old_height)
920 { 1093 {
921 if (scrollbar_visible ()) 1094 if (scrollBar.state)
922 { 1095 {
923 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1096 XMoveResizeWindow (dpy, scrollBar.win,
1097 window_sb_x, 0,
924 0, scrollbar_TotalWidth (), szHint.height); 1098 scrollbar_TotalWidth (), szHint.height);
925 resize_scrollbar (); 1099 resize_scrollbar ();
926 } 1100 }
927 1101
928 if (menubar_visible ()) 1102 XMoveResizeWindow (dpy, vt,
929 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1103 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 ()); 1104 width, height);
935#ifdef RXVT_GRAPHICS 1105
936 if (old_height)
937 Gr_Resize (old_width - szHint.base_width,
938 old_height - szHint.base_height);
939#endif
940 scr_clear (); 1106 scr_clear ();
941#ifdef XPM_BACKGROUND 1107#ifdef XPM_BACKGROUND
942 resize_pixmap (); 1108 resize_pixmap ();
943#endif 1109#endif
944 } 1110 }
945 1111
946 if (fix_screen || old_height == 0) 1112 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(); 1113 scr_reset ();
961 1114
962 if (curr_screen >= 0) /* this is not the first time through */ 1115 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
963 { 1116 //scr_touch (false);
964 scr_change_screen (curr_screen);
965 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
966 }
967 }
968 1117
969 old_width = szHint.width; 1118#ifdef XPM_BACKGROUND
970 old_height = szHint.height; 1119 if (pixmap)
1120 scr_touch (false);
1121#endif
971 1122
972#ifdef USE_XIM 1123#ifdef USE_XIM
973 IMSetStatusPosition (); 1124 IMSetPosition ();
974#endif 1125#endif
975} 1126}
976 1127
977/* 1128/*
978 * Set the width/height of the vt window in characters. Units are pixels. 1129 * Set the width/height of the vt window in characters. Units are pixels.
979 * good for toggling 80/132 columns 1130 * good for toggling 80/132 columns
980 */ 1131 */
981void 1132void
982rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1133rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983{ 1134{
984 XWindowAttributes wattr; 1135 XWindowAttributes wattr;
985 1136
986 if (width == 0 || height == 0) { 1137 if (newwidth == 0 || newheight == 0)
1138 {
987 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1139 XGetWindowAttributes (dpy, display->root, &wattr);
1140
988 if (width == 0) 1141 if (newwidth == 0)
989 width = wattr.width - szHint.base_width; 1142 newwidth = wattr.width - szHint.base_width;
990 if (height == 0) 1143 if (newheight == 0)
991 height = wattr.height - szHint.base_height; 1144 newheight = wattr.height - szHint.base_height;
1145 }
1146
1147 if (newwidth != width || newheight != height)
992 } 1148 {
993 if (width != TermWin.width || height != TermWin.height) {
994 width += szHint.base_width; 1149 newwidth += szHint.base_width;
995 height += szHint.base_height; 1150 newheight += szHint.base_height;
996 resize_all_windows (width, height, 0); 1151 resize_all_windows (newwidth, newheight, 0);
997 } 1152 }
998} 1153}
999 1154
1000/* -------------------------------------------------------------------- * 1155/* -------------------------------------------------------------------- *
1001 * - X INPUT METHOD ROUTINES - * 1156 * - X INPUT METHOD ROUTINES - *
1002 * -------------------------------------------------------------------- */ 1157 * -------------------------------------------------------------------- */
1003#ifdef USE_XIM 1158#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 1159
1013void 1160void
1014rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1161rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015{ 1162{
1016 *fg = PixColors[Color_fg]; 1163 fg = pix_colors [Color_fg];
1017 *bg = PixColors[Color_bg]; 1164 bg = pix_colors [Color_bg];
1165}
1166
1167void
1168rxvt_term::im_set_size (XRectangle &size)
1169{
1170 // the int_bwidth terms make no sense to me
1171 size.x = int_bwidth;
1172 size.y = int_bwidth;
1173 size.width = Width2Pixel (ncol) + int_bwidth;
1174 size.height = Height2Pixel (nrow) + int_bwidth;
1175}
1176
1177void
1178rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1179 XRectangle &status_rect,
1180 const XRectangle &needed_rect)
1181{
1182 preedit_rect.x = needed_rect.width;
1183 preedit_rect.y = 0;
1184 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1185 preedit_rect.height = fheight;
1186
1187 status_rect.x = 0;
1188 status_rect.y = 0;
1189 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1190 status_rect.height = fheight;
1018} 1191}
1019 1192
1020/* Checking whether input method is running. */ 1193/* Checking whether input method is running. */
1021bool 1194bool
1022rxvt_term::IMisRunning () 1195rxvt_term::IMisRunning ()
1023{ 1196{
1024 char *p; 1197 char *p;
1025 Atom atom; 1198 Atom atom;
1026 Window win; 1199 Window win;
1027 char server[IMBUFSIZ]; 1200 char server[IMBUFSIZ];
1028 1201
1029/* get current locale modifier */ 1202 /* get current locale modifier */
1030 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1203 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1204 {
1031 STRCPY(server, "@server="); 1205 strcpy (server, "@server=");
1032 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1206 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1207
1033 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1208 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1034 *p = '\0'; 1209 *p = '\0';
1035 1210
1036 atom = XInternAtom(Xdisplay, server, False); 1211 atom = XInternAtom (dpy, server, False);
1037 win = XGetSelectionOwner(Xdisplay, atom); 1212 win = XGetSelectionOwner (dpy, atom);
1213
1038 if (win != None) 1214 if (win != None)
1039 return True; 1215 return True;
1040 } 1216 }
1217
1041 return False; 1218 return False;
1042} 1219}
1043 1220
1044void 1221void
1045rxvt_term::IMSendSpot () 1222rxvt_term::IMSendSpot ()
1046{ 1223{
1047 XPoint spot; 1224 XPoint nspot;
1048 XVaNestedList preedit_attr; 1225 XVaNestedList preedit_attr;
1049 1226
1050 if (Input_Context == NULL 1227 if (!Input_Context
1051 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1228 || !focus
1052 || !(event_type == KeyPress 1229 || !(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; 1230 return;
1059 1231
1060 set_position (&spot); 1232 im_set_position (nspot);
1061 1233
1234 if (nspot.x == spot.x && nspot.y == spot.y)
1235 return;
1236
1237 spot = nspot;
1238
1062 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1239 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1240 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064 XFree(preedit_attr); 1241 XFree (preedit_attr);
1065} 1242}
1066 1243
1067void 1244void
1068rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1245rxvt_term::im_destroy ()
1069 XRectangle * needed_rect)
1070{ 1246{
1071 int mbh, vtx = 0; 1247 if (input_method)
1248 {
1249 if (Input_Context && input_method->xim)
1250 XDestroyIC (Input_Context);
1072 1251
1073 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1252 display->put_xim (input_method);
1074 vtx = scrollbar_TotalWidth(); 1253 input_method = 0;
1254 }
1075 1255
1076 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1256 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} 1257}
1091 1258
1092/* ARGSUSED */ 1259#ifdef ENABLE_XIM_ONTHESPOT
1093/* EXTPROTO */ 1260
1094void 1261static void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data 1262xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{ 1263{
1099 GET_R->Input_Context = NULL; 1264 ((rxvt_term *)client_data)->make_current ();
1100/* To avoid Segmentation Fault in C locale: Solaris only? */ 1265 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} 1266}
1267
1268static void
1269xim_preedit_done (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_DONE, DT_END));
1273}
1274
1275static void
1276xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1277{
1278 rxvt_term *term = (rxvt_term *)client_data;
1279 XIMText *text = call_data->text;
1280
1281 term->make_current ();
1282
1283 if (text)
1284 {
1285 void *str;
1286
1287 if (!text->encoding_is_wchar && text->string.multi_byte)
1288 {
1289 // of course, X makes it ugly again
1290 if (term->rs[Rs_imLocale])
1291 SET_LOCALE (term->rs[Rs_imLocale]);
1292
1293 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1294 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1295
1296 if (term->rs[Rs_imLocale])
1297 SET_LOCALE (term->locale);
1298 }
1299 else
1300 str = (void *)text->string.wide_char;
1301
1302 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1303 DT_INT, call_data->caret,
1304 DT_INT, call_data->chg_first,
1305 DT_INT, call_data->chg_length,
1306 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1307 DT_WCS_LEN, str, str ? (int)text->length : 0,
1308 DT_END));
1309 }
1310 else
1311 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1312 DT_INT, call_data->caret,
1313 DT_INT, call_data->chg_first,
1314 DT_INT, call_data->chg_length,
1315 DT_END));
1316}
1317
1318#if 0
1319static void
1320xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1321{
1322 ((rxvt_term *)client_data)->make_current ();
1323 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1324 DT_INT, call_data->position,
1325 DT_INT, call_data->direction,
1326 DT_INT, call_data->style,
1327 DT_END));
1328}
1329#endif
1330
1331#endif
1105 1332
1106/* 1333/*
1107 * Try to open a XIM with the current modifiers, then see if we can 1334 * Try to open a XIM with the current modifiers, then see if we can
1108 * open a suitable preedit type 1335 * open a suitable preedit type
1109 */ 1336 */
1110bool 1337bool
1111rxvt_term::IM_get_IC () 1338rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1339{
1113 int i, j, found; 1340 int i, j, found;
1114 XIM xim; 1341 XIM xim;
1115 XPoint spot; 1342 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1343 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1344 unsigned long fg, bg;
1118 const char *p; 1345 const char *p;
1119 char **s; 1346 char **s;
1120 XIMStyles *xim_styles; 1347 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr; 1348#ifdef ENABLE_XIM_ONTHESPOT
1122 XIMCallback ximcallback; 1349 XIMCallback xcb[4];
1350#endif
1123 1351
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1352 set_environ (envv);
1125 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1353
1126 if (xim == NULL) 1354 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127 return False; 1355 return false;
1128 1356
1357 input_method = display->get_xim (locale, modifiers);
1358 if (input_method == NULL)
1359 return false;
1360
1361 xim = input_method->xim;
1362 spot.x = spot.y = -1;
1363
1129 xim_styles = NULL; 1364 xim_styles = NULL;
1130 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1365 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1366 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1367 {
1368 im_destroy ();
1133 return False; 1369 return false;
1370 }
1371
1372 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1373
1374 for (int pi = 0; pi < 2; pi++)
1134 } 1375 {
1376 p = pet[pi];
1135 1377
1136 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1378 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1379 continue;
1380
1138 s = rxvt_splitcommastring(p); 1381 s = rxvt_splitcommastring (p);
1382
1139 for (i = found = 0; !found && s[i]; i++) { 1383 for (i = found = 0; !found && s[i]; i++)
1384 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1385 if (!strcmp (s[i], "OverTheSpot"))
1141 input_style = (XIMPreeditPosition | XIMStatusNothing); 1386 input_style = XIMPreeditPosition | XIMStatusNothing;
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1387 else if (!strcmp (s[i], "OffTheSpot"))
1143 input_style = (XIMPreeditArea | XIMStatusArea); 1388 input_style = XIMPreeditArea | XIMStatusArea;
1144 else if (!STRCMP(s[i], "Root")) 1389 else if (!strcmp (s[i], "Root"))
1145 input_style = (XIMPreeditNothing | XIMStatusNothing); 1390 input_style = XIMPreeditNothing | XIMStatusNothing;
1391 else if (!strcmp (s[i], "None"))
1392 input_style = XIMPreeditNone | XIMStatusNone;
1393#ifdef ENABLE_XIM_ONTHESPOT
1394 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1395 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1396#endif
1397 else
1398 input_style = XIMPreeditNothing | XIMStatusNothing;
1146 1399
1147 for (j = 0; j < xim_styles->count_styles; j++) 1400 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (input_style == xim_styles->supported_styles[j]) { 1401 if (input_style == xim_styles->supported_styles[j])
1402 {
1403 rxvt_freecommastring (s);
1404
1149 found = 1; 1405 found = 1;
1150 break; 1406 goto foundpet;
1151 } 1407 }
1408
1409 }
1410
1411 rxvt_freecommastring (s);
1152 } 1412 }
1153 for (i = 0; s[i]; i++) 1413
1154 free(s[i]); 1414foundpet:
1155 free(s); 1415
1156 XFree(xim_styles); 1416 XFree (xim_styles);
1157 1417
1158 if (!found) { 1418 if (!found)
1159 XCloseIM(xim); 1419 {
1420 im_destroy ();
1160 return False; 1421 return false;
1422 }
1423
1424 XFontSet fs = 0;
1425 XVaNestedList preedit_attr = 0, status_attr = 0;
1426
1427 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161 } 1428 {
1429 // fake us a font-set, please
1430 char **missing_charset_list;
1431 int missing_charset_count;
1432 char *def_string;
1433 char pat[512];
1162 1434
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1435 sprintf (pat,
1436 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1440 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1441 "*",
1442 fheight,
1443 fheight + 1, fheight - 1,
1444 fheight - 2, fheight + 2);
1164 1445
1165 /* XXX: not sure why we need this (as well as IC one below) */ 1446 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1447 &missing_charset_list, &missing_charset_count, &def_string);
1167 1448
1168 preedit_attr = status_attr = NULL; 1449 if (missing_charset_list)
1450 XFreeStringList (missing_charset_list);
1169 1451
1452 if (!fs)
1453 {
1454 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1455 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1456 }
1457 }
1458
1170 if (input_style & XIMPreeditPosition) { 1459 if (input_style & XIMPreeditPosition)
1460 {
1171 set_size (&rect); 1461 im_set_size (rect);
1172 set_position (&spot); 1462 im_set_position (spot);
1173 set_color (&fg, &bg); 1463 im_set_color (fg, bg);
1174 1464
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1465 preedit_attr = XVaCreateNestedList (0,
1466 XNForeground, fg,
1467 XNBackground, bg,
1468 XNArea, &rect,
1176 XNSpotLocation, &spot, 1469 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, TermWin.fontset, 1470 XNFontSet, fs,
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,
1198 NULL); 1471 NULL);
1199 } 1472 }
1200 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1473 else if (input_style & XIMPreeditArea)
1474 {
1475 im_set_color (fg, bg);
1476
1477 /*
1478 * The necessary width of preedit area is unknown
1479 * until create input context.
1480 */
1481 needed_rect.width = 0;
1482 im_set_preedit_area (rect, status_rect, needed_rect);
1483
1484 preedit_attr = XVaCreateNestedList (0,
1485 XNForeground, fg,
1486 XNBackground, bg,
1487 XNArea, &rect,
1488 XNFontSet, fs,
1489 NULL);
1490 status_attr = XVaCreateNestedList (0,
1491 XNForeground, fg,
1492 XNBackground, bg,
1493 XNArea, &status_rect,
1494 XNFontSet, fs,
1495 NULL);
1496 }
1497#if ENABLE_XIM_ONTHESPOT
1498 else if (input_style & XIMPreeditCallbacks)
1499 {
1500 im_set_position (spot);
1501
1502 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1503 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1504 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1505# if 0
1506 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1507# endif
1508
1509 preedit_attr = XVaCreateNestedList (0,
1510 XNSpotLocation, &spot,
1511 XNPreeditStartCallback, &xcb[0],
1512 XNPreeditDoneCallback , &xcb[1],
1513 XNPreeditDrawCallback , &xcb[2],
1514# if 0
1515 XNPreeditCaretCallback, &xcb[3],
1516# endif
1517 NULL);
1518 }
1519#endif
1520
1521 Input_Context = XCreateIC (xim,
1522 XNInputStyle, input_style,
1201 XNClientWindow, TermWin.parent[0], 1523 XNClientWindow, vt,
1202 XNFocusWindow, TermWin.parent[0], 1524 XNFocusWindow, parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL, 1525 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr, 1526 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL, 1527 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL); 1528 status_attr, NULL);
1208 if (preedit_attr) 1529
1209 XFree(preedit_attr); 1530 if (preedit_attr) XFree (preedit_attr);
1210 if (status_attr) 1531 if (status_attr) XFree (status_attr);
1211 XFree(status_attr); 1532 if (fs) XFreeFontSet (dpy, fs);
1533
1212 if (Input_Context == NULL) { 1534 if (Input_Context == NULL)
1213 rxvt_print_error("failed to create input context"); 1535 {
1214 XCloseIM(xim); 1536 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1537 im_destroy ();
1215 return False; 1538 return false;
1216 } 1539 }
1217 if (input_style & XIMPreeditArea) 1540
1541#if 0
1542 // unfortunately, only the focus window is used by XIM, hard to fix
1543 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1544 vt_select_input ();
1545#endif
1546
1218 IMSetStatusPosition (); 1547 IMSetPosition ();
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1548
1220 return True; 1549 return true;
1221} 1550}
1222 1551
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 1552void
1232rxvt_IMInstantiateCallback(Display * unused 1553rxvt_term::im_cb ()
1233 __attribute__ ((unused)), XPointer client_data
1234 __attribute__ ((unused)), XPointer call_data
1235 __attribute__ ((unused)))
1236{ 1554{
1237 int i, found, had_im; 1555 int i;
1238 const char *p; 1556 const char *p;
1239 char **s; 1557 char **s;
1240 char buf[IMBUFSIZ]; 1558 char buf[IMBUFSIZ];
1241 1559
1242 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1560 make_current ();
1561
1562 im_destroy ();
1563
1243 if (GET_R->Input_Context) 1564 if (Input_Context)
1244 return; 1565 return;
1245 1566
1246#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1567#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247 if (GET_R->rs[Rs_imLocale]) 1568 if (rs[Rs_imLocale])
1248 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1569 SET_LOCALE (rs[Rs_imLocale]);
1249#endif 1570#endif
1250 1571
1251 p = GET_R->rs[Rs_inputMethod]; 1572 p = rs[Rs_inputMethod];
1252 if (p && *p) 1573 if (p && *p)
1253 { 1574 {
1254 bool found = false; 1575 bool found = false;
1255 1576
1256 s = rxvt_splitcommastring (p); 1577 s = rxvt_splitcommastring (p);
1578
1257 for (i = 0; s[i]; i++) 1579 for (i = 0; s[i]; i++)
1258 { 1580 {
1259 if (*s[i]) 1581 if (*s[i])
1260 { 1582 {
1261 STRCPY (buf, "@im="); 1583 strcpy (buf, "@im=");
1262 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1584 strncat (buf, s[i], IMBUFSIZ - 5);
1263 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1585 if (IM_get_IC (buf))
1264 { 1586 {
1265 found = true; 1587 found = true;
1266 break; 1588 break;
1267 } 1589 }
1268 } 1590 }
1269 } 1591 }
1270 for (i = 0; s[i]; i++) 1592
1271 free(s[i]); 1593 rxvt_freecommastring (s);
1272 free(s);
1273 1594
1274 if (found) 1595 if (found)
1275 goto done; 1596 goto done;
1276 } 1597 }
1277 1598
1278/* try with XMODIFIERS env. var. */ 1599 /* try with XMODIFIERS env. var. */
1279 if ((p = XSetLocaleModifiers ("")) && *p 1600 if (IM_get_IC (""))
1280 && GET_R->IM_get_IC ())
1281 goto done; 1601 goto done;
1282 1602
1283/* try with no modifiers base IF the user didn't specify an IM */ 1603 /* try with no modifiers base IF the user didn't specify an IM */
1284 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1604 if (IM_get_IC ("@im=none"))
1285 && GET_R->IM_get_IC () == True)
1286 goto done; 1605 goto done;
1287 1606
1288done: 1607done:
1289#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1608#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290 if (GET_R->rs[Rs_imLocale]) 1609 if (rs[Rs_imLocale])
1291 setlocale (LC_CTYPE, GET_R->locale); 1610 SET_LOCALE (locale);
1292#endif 1611#endif
1293} 1612}
1294 1613
1295void 1614void
1296rxvt_term::IMSetStatusPosition () 1615rxvt_term::IMSetPosition ()
1297{ 1616{
1298 XRectangle preedit_rect, status_rect, *needed_rect; 1617 XRectangle preedit_rect, status_rect, *needed_rect;
1299 XVaNestedList preedit_attr, status_attr; 1618 XVaNestedList preedit_attr, status_attr;
1300 1619
1301 if (Input_Context == NULL 1620 if (!Input_Context
1302 || !TermWin.focus || !(input_style & XIMPreeditArea) 1621 || !focus
1622 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1303 || !IMisRunning ()) 1623 || !IMisRunning ())
1304 return; 1624 return;
1305 1625
1626 if (input_style & XIMPreeditPosition)
1627 {
1628 im_set_size (preedit_rect);
1629 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1630
1631 XSetICValues (Input_Context,
1632 XNPreeditAttributes, preedit_attr, NULL);
1633 }
1634 else
1635 {
1306/* Getting the necessary width of preedit area */ 1636 /* Getting the necessary width of preedit area */
1307 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1637 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1638 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309 XFree(status_attr); 1639 XFree (status_attr);
1310 1640
1311 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1641 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1642 XFree (needed_rect);
1312 1643
1313 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1644 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1645 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315 1646
1316 XSetICValues(Input_Context, 1647 XSetICValues (Input_Context,
1317 XNPreeditAttributes, preedit_attr, 1648 XNPreeditAttributes, preedit_attr,
1318 XNStatusAttributes, status_attr, NULL); 1649 XNStatusAttributes, status_attr,
1650 NULL);
1319 1651
1652 XFree (status_attr);
1653 }
1654
1320 XFree(preedit_attr); 1655 XFree (preedit_attr);
1321 XFree(status_attr);
1322} 1656}
1323#endif /* USE_XIM */ 1657#endif /* USE_XIM */
1324 1658
1325/*----------------------------------------------------------------------*/
1326rxvt_t rxvt_current_term;
1327
1328/*----------------------- end-of-file (C source) -----------------------*/ 1659/*----------------------- end-of-file (C source) -----------------------*/

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