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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.19 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.191 by root, Fri Jan 20 10:27:08 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.19 2003/12/24 09:22:29 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 if (!locale || !strncmp (locale, curlocale, 128))
55 { 62 return false;
63
56 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
58 } 66 return true;
59} 67}
60 68
61void * 69void
62rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
63{ 71{
64 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
65 75
66 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
67 return p; 141 return len;
68}
69 142
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 143}
144#endif
75 145
76rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
77: destroy_ev (this, &rxvt_term::destroy_cb), 147 :
148#if TRANSPARENT
149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
78#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
79 blink_ev (this, &rxvt_term::blink_cb), 158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80#endif 168#endif
81#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
82 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
83#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175 termwin_ev (this, &rxvt_term::x_cb),
84 x_ev (this, &rxvt_term::x_cb), 176 vt_ev (this, &rxvt_term::x_cb),
177 child_ev (this, &rxvt_term::child_cb),
85 check_ev (this, &rxvt_term::check_cb), 178 check_ev (this, &rxvt_term::check_cb),
179 flush_ev (this, &rxvt_term::flush_cb),
180 destroy_ev (this, &rxvt_term::destroy_cb),
181 pty_ev (this, &rxvt_term::pty_cb),
86 incr_ev (this, &rxvt_term::incr_cb), 182 incr_ev (this, &rxvt_term::incr_cb)
87 pty_ev (this, &rxvt_term::pty_cb)
88{ 183{
89 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 184 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
185
186 termlist.push_back (this);
187
188#ifdef KEYSYM_RESOURCE
189 keyboard = new keyboard_manager;
190#endif
191}
192
193// clean up the most important stuff, do *not* call x or free mem etc.
194// for use before an emergency exit
195void rxvt_term::emergency_cleanup ()
196{
197 if (cmd_pid)
198 kill (-cmd_pid, SIGHUP);
199
200 delete pty; pty = 0;
90} 201}
91 202
92rxvt_term::~rxvt_term () 203rxvt_term::~rxvt_term ()
93{ 204{
205 termlist.erase (find (termlist.begin (), termlist.end(), this));
206
207 emergency_cleanup ();
208
209#if ENABLE_STYLES
210 for (int i = RS_styleCount; --i; )
211 if (fontset[i] != fontset[0])
212 delete fontset[i];
213#endif
214 delete fontset[0];
215
216 if (display)
217 {
218 dDisp;
219
220 selection_clear ();
221
222#ifdef USE_XIM
223 im_destroy ();
224#endif
225#ifdef XTERM_SCROLLBAR
226 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
227 if (ShadowGC) XFreeGC (disp, ShadowGC);
228#endif
229#ifdef PLAIN_SCROLLBAR
230 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
231#endif
232#ifdef NEXT_SCROLLBAR
233 if (blackGC) XFreeGC (disp, blackGC);
234 if (whiteGC) XFreeGC (disp, whiteGC);
235 if (grayGC) XFreeGC (disp, grayGC);
236 if (darkGC) XFreeGC (disp, darkGC);
237 if (stippleGC) XFreeGC (disp, stippleGC);
238 if (dimple) XFreePixmap (disp, dimple);
239 if (upArrow) XFreePixmap (disp, upArrow);
240 if (downArrow) XFreePixmap (disp, downArrow);
241 if (upArrowHi) XFreePixmap (disp, upArrowHi);
242 if (downArrowHi) XFreePixmap (disp, downArrowHi);
243#endif
244#ifdef RXVT_SCROLLBAR
245 if (topShadowGC) XFreeGC (disp, topShadowGC);
246 if (botShadowGC) XFreeGC (disp, botShadowGC);
247 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
248#endif
249 if (gc) XFreeGC (disp, gc);
250
251 delete drawable;
252 // destroy all windows
253 if (parent[0])
254 XDestroyWindow (disp, parent[0]);
255 }
256
257 // TODO: free pixcolours, colours should become part of rxvt_display
258 delete pix_colors_focused;
259#if OFF_FOCUS_FADING
260 delete pix_colors_unfocused;
261#endif
262
263 displays.put (display);
264
94 scr_release (); 265 scr_release ();
95 266
267 /* clear all resources */
268 for (int i = 0; i < allocated.size (); i++)
269 free (allocated [i]);
270
271 free (selection.text);
272 // TODO: manage env vars in child only(!)
273 free (env_windowid);
274 free (env_display);
275 free (env_term);
276 free (env_colorfgbg);
96 free (locale); 277 free (locale);
97 free (codeset); 278 free (v_buffer);
279 free (incr_buf);
98 280
99#ifndef NO_SETOWNER_TTYDEV 281 delete envv;
100 rxvt_privileged_ttydev (this, RESTORE); 282 delete argv;
101#endif
102#ifdef UTMP_SUPPORT
103 rxvt_privileged_utmp (this, RESTORE);
104#endif
105#ifdef USE_XIM
106 if (Input_Context != NULL)
107 {
108 XDestroyIC (Input_Context);
109 Input_Context = NULL;
110 }
111#endif
112 283
113 if (cmd_fd >= 0) 284#ifdef KEYSYM_RESOURCE
114 close (cmd_fd); 285 delete keyboard;
286#endif
287}
115 288
116 if (Xfd >= 0) 289// child has exited, usually destroys
117 XCloseDisplay (Xdisplay); 290void
291rxvt_term::child_cb (child_watcher &w, int status)
292{
293 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118 294
119 delete PixColors; 295 cmd_pid = 0;
296
297 if (!OPTION (Opt_hold))
298 destroy ();
120} 299}
121 300
122void 301void
123rxvt_term::destroy () 302rxvt_term::destroy ()
124{ 303{
304 if (destroy_ev.active)
305 return;
306
307 if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
308 return;
309
310#if ENABLE_OVERLAY
311 scr_overlay_off ();
312#endif
313
314 if (display)
315 {
316#if USE_XIM
317 im_ev.stop (display);
318#endif
319#if HAVE_SCROLLBARS
320 scrollbar_ev.stop (display);
321#endif
322#if TRANSPARENT
323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
326 termwin_ev.stop (display);
327 vt_ev.stop (display);
328 }
329
125 check_ev.stop (); 330 check_ev.stop ();
126 pty_ev.stop (); 331 pty_ev.stop ();
127 x_ev.stop ();
128#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
333 cursor_blink_ev.stop ();
334#endif
335#ifdef TEXT_BLINK
129 blink_ev.stop (); 336 text_blink_ev.stop ();
337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
130#endif 343#endif
131#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
132 pointer_ev.stop (); 345 pointer_ev.stop ();
133#endif 346#endif
134 347
136} 349}
137 350
138void 351void
139rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
140{ 353{
141 SET_R (this); 354 make_current ();
142 355
143 delete this; 356 delete this;
144}
145
146/*----------------------------------------------------------------------*/
147/* rxvt_init() */
148/* LIBPROTO */
149rxvt_t
150rxvt_init (int argc, const char *const *argv)
151{
152 SET_R (new rxvt_term);
153 dR;
154
155 if (!R->init_vars () || !R->init (argc, argv))
156 {
157 delete R;
158 return NULL;
159 }
160
161 return R;
162}
163
164/* EXTPROTO */
165void
166rxvt_init_signals ()
167{
168/* install exit handler for cleanup */
169#if 0
170#ifdef HAVE_ATEXIT
171 atexit(rxvt_clean_exit);
172#else
173#endif
174#endif
175
176 struct sigaction sa;
177
178 sigfillset (&sa.sa_mask);
179 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188/* signal (SIGURG, SIG_DFL); */
189
190 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192}
193
194bool
195rxvt_term::init (int argc, const char *const *argv)
196{
197 /*
198 * Save and then give up any super-user privileges
199 * If we need privileges in any area then we must specifically request it.
200 * We should only need to be root in these cases:
201 * 1. write utmp entries on some systems
202 * 2. chown tty on some systems
203 */
204 rxvt_privileges (this, SAVE);
205 rxvt_privileges (this, IGNORE);
206
207 init_secondary ();
208
209 const char **cmd_argv = init_resources (argc, argv);
210
211 set_locale ("");
212
213#if (MENUBAR_MAX)
214 rxvt_menubar_read (this, rs[Rs_menu]);
215#endif
216#ifdef HAVE_SCROLLBARS
217 if (Options & Opt_scrollBar)
218 scrollBar.setIdle (); /* set existence for size calculations */
219#endif
220
221 create_windows (argc, argv);
222
223 init_xlocale ();
224
225 scr_reset (); /* initialize screen */
226#ifdef RXVT_GRAPHICS
227 rxvt_Gr_reset (this); /* reset graphics */
228#endif
229
230#if 0
231#ifdef DEBUG_X
232 XSynchronize(Xdisplay, True);
233#endif
234#endif
235
236#ifdef HAVE_SCROLLBARS
237 if (Options & Opt_scrollBar)
238 resize_scrollbar (); /* create and map scrollbar */
239#endif
240#if (MENUBAR_MAX)
241 if (menubar_visible(r))
242 XMapWindow (Xdisplay, menuBar.win);
243#endif
244#ifdef TRANSPARENT
245 if (Options & Opt_transparent)
246 {
247 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248 rxvt_check_our_parents (this);
249 }
250#endif
251 XMapWindow (Xdisplay, TermWin.vt);
252 XMapWindow (Xdisplay, TermWin.parent[0]);
253
254 init_env ();
255 init_command (cmd_argv);
256
257 x_ev.start (Xfd, EVENT_READ);
258 pty_ev.start (cmd_fd, EVENT_READ);
259
260 check_ev.start ();
261
262 process_x_events ();
263
264 return true;
265}
266
267/* ------------------------------------------------------------------------- *
268 * SIGNAL HANDLING & EXIT HANDLER *
269 * ------------------------------------------------------------------------- */
270/*
271 * Catch a SIGCHLD signal and exit if the direct child has died
272 */
273/* ARGSUSED */
274/* EXTPROTO */
275RETSIGTYPE
276rxvt_Child_signal(int sig __attribute__ ((unused)))
277{
278 int pid, save_errno = errno;
279 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280 ;
281 errno = save_errno;
282
283#if 0
284 if (pid == R->cmd_pid)
285 exit (EXIT_SUCCESS);
286#endif
287}
288
289/*
290 * Catch a fatal signal and tidy up before quitting
291 */
292/* EXTPROTO */
293RETSIGTYPE
294rxvt_Exit_signal(int sig)
295{
296 signal(sig, SIG_DFL);
297#ifdef DEBUG_CMD
298 rxvt_print_error("signal %d", sig);
299#endif
300 rxvt_clean_exit();
301 kill(getpid(), sig);
302}
303
304/* ARGSUSED */
305/* INTPROTO */
306int
307rxvt_xerror_handler(const Display * display
308 __attribute__ ((unused)), const XErrorEvent * event)
309{
310 dR;
311
312 if (R->allowedxerror == -1)
313 R->allowedxerror = event->error_code;
314 else
315 {
316 rxvt_print_error("XError: Request: %d . %d, Error: %d",
317 event->request_code, event->minor_code,
318 event->error_code);
319
320 R->destroy ();
321 }
322
323 return 0;
324} 357}
325 358
326/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
327/* 360/*
328 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
329 * TODO: if debugging, this should free up any known resources if we can 362 * TODO: if debugging, this should free up any known resources if we can
330 */ 363 */
331/* EXTPROTO */ 364static XErrorHandler old_xerror_handler;
365
366static void
367rxvt_emergency_cleanup ()
368{
369 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370 (*t)->emergency_cleanup ();
371}
372
373#if ENABLE_FRILLS
374static void
375print_x_error (Display *dpy, XErrorEvent *event)
376{
377 char buffer[BUFSIZ];
378 char mesg[BUFSIZ];
379 char number[32];
380 char *mtype = "XlibMessage";
381 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383 rxvt_warn ("An X Error occured, trying to continue after report.\n");
384 rxvt_warn ("%s: %s\n", mesg, buffer);
385 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387 sprintf(number, "%d", event->request_code);
388 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389 rxvt_warn ("(which is %s)\n", buffer);
390 if (event->request_code >= 128) {
391 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392 mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394 }
395 if ((event->error_code == BadWindow) ||
396 (event->error_code == BadPixmap) ||
397 (event->error_code == BadCursor) ||
398 (event->error_code == BadFont) ||
399 (event->error_code == BadDrawable) ||
400 (event->error_code == BadColor) ||
401 (event->error_code == BadGC) ||
402 (event->error_code == BadIDChoice) ||
403 (event->error_code == BadValue) ||
404 (event->error_code == BadAtom)) {
405 if (event->error_code == BadValue)
406 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407 mesg, BUFSIZ);
408 else if (event->error_code == BadAtom)
409 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410 mesg, BUFSIZ);
411 else
412 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413 mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415 }
416 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419}
420#endif
421
422int
423rxvt_xerror_handler (Display *display, XErrorEvent *event)
424{
425 if (GET_R->allowedxerror == -1)
426 GET_R->allowedxerror = event->error_code;
427 else
428 {
429 // GET_R is most likely not the terminal which caused the error,
430 // so just output the error and continue
431#if ENABLE_FRILLS
432 print_x_error (display, event);
433#else
434 old_xerror_handler (display, event);
435#endif
436 }
437
438 return 0;
439}
440
441int
442rxvt_xioerror_handler (Display *display)
443{
444 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 DisplayString (display));
446 rxvt_emergency_cleanup ();
447 _exit (EXIT_FAILURE);
448}
449
450/*----------------------------------------------------------------------*/
451bool
452rxvt_term::init (int argc, const char *const *argv)
453{
454 SET_R (this);
455 set_locale ("");
456 set_environ (envv); // few things in X do not call setlocale :(
457
458 if (!init_vars ())
459 return false;
460
461 init_secondary ();
462
463 const char **cmd_argv = init_resources (argc, argv);
464
465#ifdef KEYSYM_RESOURCE
466 keyboard->register_done ();
467#endif
468
469#if ENABLE_PERL
470 if (!rs[Rs_perl_ext_1])
471 rs[Rs_perl_ext_1] = "default";
472
473 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
474 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
475 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
476 {
477 rxvt_perl.init (this);
478 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
479 }
480#endif
481
482#ifdef HAVE_SCROLLBARS
483 if (OPTION (Opt_scrollBar))
484 scrollBar.setIdle (); /* set existence for size calculations */
485#endif
486
487 pty = rxvt_new_ptytty ();
488
489 create_windows (argc, argv);
490
491 dDisp;
492
493 init_xlocale ();
494
495 scr_reset (); // initialize screen
496
497#if 0
498 XSynchronize (disp, True);
499#endif
500
501#ifdef HAVE_SCROLLBARS
502 if (OPTION (Opt_scrollBar))
503 resize_scrollbar (); /* create and map scrollbar */
504#endif
505#ifdef TRANSPARENT
506 if (OPTION (Opt_transparent))
507 {
508 XSelectInput (disp, display->root, PropertyChangeMask);
509 check_our_parents ();
510 rootwin_ev.start (display, display->root);
511 }
512#endif
513
514 set_colorfgbg ();
515
516 init_command (cmd_argv);
517
518 free (cmd_argv);
519
520 if (pty->pty >= 0)
521 pty_ev.start (pty->pty, EVENT_READ);
522
523 check_ev.start ();
524
525 HOOK_INVOKE ((this, HOOK_START, DT_END));
526
527 XMapWindow (disp, vt);
528 XMapWindow (disp, parent[0]);
529
530 return true;
531}
532
533static struct sig_handlers
534{
535 sig_watcher sw_term, sw_int;
536
537 /*
538 * Catch a fatal signal and tidy up before quitting
539 */
332void 540 void
333rxvt_clean_exit () 541 sig_term (sig_watcher &w)
334{ 542 {
335 dR; 543#ifdef DEBUG_CMD
544 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
545#endif
546 rxvt_emergency_cleanup ();
547 signal (w.signum, SIG_DFL);
548 kill (getpid (), w.signum);
549 }
336 550
337 R->destroy (); 551 sig_handlers ()
552 : sw_term (this, &sig_handlers::sig_term),
553 sw_int (this, &sig_handlers::sig_term)
554 {
555 }
556} sig_handlers;
557
558char **rxvt_environ; // startup environment
559
560void
561rxvt_init ()
562{
563 uid_t uid = getuid ();
564 gid_t gid = getgid ();
565
566 // before doing anything else, check for setuid/setgid operation,
567 // start the helper process and drop privileges
568 if (uid != geteuid ()
569 || gid != getegid ())
570 {
571#if PTYTTY_HELPER
572 rxvt_ptytty_server ();
573#else
574 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
575#endif
576
577 // drop privileges
578#if HAVE_SETRESUID
579 setresgid (gid, gid, gid);
580 setresuid (uid, uid, uid);
581#elif HAVE_SETREUID
582 setregid (gid, gid);
583 setreuid (uid, uid);
584#elif HAVE_SETUID
585 setgid (gid);
586 setuid (uid);
587#endif
588
589 if (uid != geteuid ()
590 || gid != getegid ())
591 rxvt_fatal ("unable to drop privileges, aborting.\n");
592 }
593
594 rxvt_environ = environ;
595
596 signal (SIGHUP, SIG_IGN);
597 signal (SIGPIPE, SIG_IGN);
598
599 sig_handlers.sw_term.start (SIGTERM);
600 sig_handlers.sw_int.start (SIGINT);
601
602 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
603 /* signal (SIGURG, SIG_DFL); */
604
605 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
606 // TODO: handle this with exceptions and tolerate the memory loss
607 XSetIOErrorHandler (rxvt_xioerror_handler);
608
609 XrmInitialize ();
338} 610}
339 611
340/* ------------------------------------------------------------------------- * 612/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 613 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 614 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 615void *
344void *
345rxvt_malloc(size_t size) 616rxvt_malloc (size_t size)
346{ 617{
347 void *p;
348
349 p = malloc(size); 618 void *p = malloc (size);
619
350 if (p) 620 if (!p)
621 rxvt_fatal ("memory allocation failure. aborting.\n");
622
351 return p; 623 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356/* NOTREACHED */
357} 624}
358 625
359/* EXTPROTO */ 626void *
360void *
361rxvt_calloc(size_t number, size_t size) 627rxvt_calloc (size_t number, size_t size)
362{ 628{
363 void *p;
364
365 p = calloc(number, size); 629 void *p = calloc (number, size);
630
366 if (p) 631 if (!p)
632 rxvt_fatal ("memory allocation failure. aborting.\n");
633
367 return p; 634 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372/* NOTREACHED */
373} 635}
374 636
375/* EXTPROTO */ 637void *
376void *
377rxvt_realloc(void *ptr, size_t size) 638rxvt_realloc (void *ptr, size_t size)
378{ 639{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 640 void *p = realloc (ptr, size);
383 else 641
384 p = malloc(size);
385 if (p) 642 if (!p)
643 rxvt_fatal ("memory allocation failure. aborting.\n");
644
386 return p; 645 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391/* NOTREACHED */
392} 646}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398/* INTPROTO */
399void
400rxvt_privileges(pR_ 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 R->euid = geteuid();
421 R->egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(R->euid);
425 setegid(R->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
444/* EXTPROTO */
445void
446rxvt_privileged_utmp(pR_ char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, R->next_utmp_action, getpid()));
450 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (R->Options & Opt_utmpInhibit)
452 || R->ttydev == NULL || *R->ttydev == '\0')
453 return;
454
455 rxvt_privileges(aR_ RESTORE);
456 if (action == SAVE) {
457 R->next_utmp_action = RESTORE;
458 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459 } else { /* action == RESTORE */
460 R->next_utmp_action = IGNORE;
461 rxvt_cleanutent(aR);
462 }
463 rxvt_privileges(aR_ IGNORE);
464}
465#endif
466
467#ifndef NO_SETOWNER_TTYDEV
468/* EXTPROTO */
469void
470rxvt_privileged_ttydev(pR_ char action)
471{
472 D_MAIN((stderr,
473 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474 action, R->next_tty_action, getpid()));
475 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476 || R->ttydev == NULL || *R->ttydev == '\0')
477 return;
478
479 rxvt_privileges(aR_ RESTORE);
480
481 if (action == SAVE) {
482 R->next_tty_action = RESTORE;
483# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486 R->next_tty_action = IGNORE;
487 else
488# endif
489 {
490 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491 chmod(R->ttydev, R->ttymode);
492# ifdef HAVE_REVOKE
493 revoke(R->ttydev);
494# endif
495 }
496 } else { /* action == RESTORE */
497 R->next_tty_action = IGNORE;
498# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499 chmod(R->ttydev, R->ttyfd_stat.st_mode);
500 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501# else
502 chmod(R->ttydev,
503 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504 chown(R->ttydev, 0, 0);
505# endif
506 }
507
508 rxvt_privileges(aR_ IGNORE);
509
510# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512 action == RESTORE ? "Restoring" : (action ==
513 SAVE ? "Saving" :
514 "UNKNOWN ERROR for"), R->ttydev,
515 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516 R->ttyfd_stat.st_gid));
517# endif
518}
519#endif
520 647
521/*----------------------------------------------------------------------*/ 648/*----------------------------------------------------------------------*/
522/* 649/*
523 * window size/position calculcations for XSizeHint and other storage. 650 * window size/position calculcations for XSizeHint and other storage.
524 * if width/height are non-zero then override calculated width/height 651 * if width/height are non-zero then override calculated width/height
525 */ 652 */
526void 653void
527rxvt_term::window_calc (unsigned int width, unsigned int height) 654rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528{ 655{
529 short recalc_x, recalc_y; 656 short recalc_x, recalc_y;
530 int x, y, sb_w, mb_h, flags; 657 int x, y, sb_w, flags;
531 unsigned int w, h; 658 unsigned int w, h;
532 unsigned int max_width, max_height; 659 unsigned int max_width, max_height;
660 dDisp;
533 661
534 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 662 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535 TermWin.ncol, TermWin.nrow, szHint.width, 663 ncol, nrow, szHint.width, szHint.height));
536 szHint.height)); 664
537 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 665 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538 szHint.win_gravity = NorthWestGravity; 666 szHint.win_gravity = NorthWestGravity;
539/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 667 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540 668
541 recalc_x = recalc_y = 0; 669 recalc_x = recalc_y = 0;
542 flags = 0; 670 flags = 0;
671
543 if (!parsed_geometry) { 672 if (!parsed_geometry)
673 {
544 parsed_geometry = 1; 674 parsed_geometry = 1;
675
545 if (rs[Rs_geometry]) 676 if (rs[Rs_geometry])
546 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 677 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
678
547 if (flags & WidthValue) { 679 if (flags & WidthValue)
548 TermWin.ncol = BOUND_POSITIVE_INT16(w); 680 {
681 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549 szHint.flags |= USSize; 682 szHint.flags |= USSize;
550 } 683 }
684
551 if (flags & HeightValue) { 685 if (flags & HeightValue)
552 TermWin.nrow = BOUND_POSITIVE_INT16(h); 686 {
687 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553 szHint.flags |= USSize; 688 szHint.flags |= USSize;
554 } 689 }
690
555 if (flags & XValue) { 691 if (flags & XValue)
692 {
556 szHint.x = x; 693 szHint.x = x;
557 szHint.flags |= USPosition; 694 szHint.flags |= USPosition;
695
558 if (flags & XNegative) { 696 if (flags & XNegative)
697 {
559 recalc_x = 1; 698 recalc_x = 1;
560 szHint.win_gravity = NorthEastGravity; 699 szHint.win_gravity = NorthEastGravity;
561 } 700 }
562 } 701 }
702
563 if (flags & YValue) { 703 if (flags & YValue)
704 {
564 szHint.y = y; 705 szHint.y = y;
565 szHint.flags |= USPosition; 706 szHint.flags |= USPosition;
707
566 if (flags & YNegative) { 708 if (flags & YNegative)
709 {
567 recalc_y = 1; 710 recalc_y = 1;
711
568 if (szHint.win_gravity == NorthEastGravity) 712 if (szHint.win_gravity == NorthEastGravity)
569 szHint.win_gravity = SouthEastGravity; 713 szHint.win_gravity = SouthEastGravity;
570 else 714 else
571 szHint.win_gravity = SouthWestGravity; 715 szHint.win_gravity = SouthWestGravity;
572 } 716 }
573 } 717 }
574 } 718 }
719
575/* TODO: BOUNDS */ 720 /* TODO: BOUNDS */
576 TermWin.width = TermWin.ncol * TermWin.fwidth; 721 width = ncol * fwidth;
577 TermWin.height = TermWin.nrow * TermWin.fheight; 722 height = nrow * fheight;
578 max_width = MAX_COLS * TermWin.fwidth; 723 max_width = MAX_COLS * fwidth;
579 max_height = MAX_ROWS * TermWin.fheight; 724 max_height = MAX_ROWS * fheight;
580 725
581 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 726 szHint.base_width = szHint.base_height = 2 * int_bwidth;
582 727
583 sb_w = mb_h = 0; 728 sb_w = 0;
584 window_vt_x = window_vt_y = 0; 729 window_vt_x = window_vt_y = int_bwidth;
585 if (scrollbar_visible (this)) { 730
731 if (scrollBar.state)
732 {
586 sb_w = scrollbar_TotalWidth(); 733 sb_w = scrollbar_TotalWidth ();
587 szHint.base_width += sb_w; 734 szHint.base_width += sb_w;
588 if (!(Options & Opt_scrollBar_right)) 735 if (!OPTION (Opt_scrollBar_right))
589 window_vt_x = sb_w; 736 window_vt_x += sb_w;
590 } 737 }
591 if (menubar_visible (this)) { 738
592 mb_h = menuBar_TotalHeight();
593 szHint.base_height += mb_h;
594 window_vt_y = mb_h;
595 }
596 szHint.width_inc = TermWin.fwidth; 739 szHint.width_inc = fwidth;
597 szHint.height_inc = TermWin.fheight; 740 szHint.height_inc = fheight;
598 szHint.min_width = szHint.base_width + szHint.width_inc; 741 szHint.min_width = szHint.base_width + szHint.width_inc;
599 szHint.min_height = szHint.base_height + szHint.height_inc; 742 szHint.min_height = szHint.base_height + szHint.height_inc;
600 743
601 if (width && width - szHint.base_width < max_width) { 744 if (newwidth && newwidth - szHint.base_width < max_width)
745 {
602 szHint.width = width; 746 szHint.width = newwidth;
603 TermWin.width = width - szHint.base_width; 747 width = newwidth - szHint.base_width;
604 } else { 748 }
605 MIN_IT(TermWin.width, max_width); 749 else
750 {
751 min_it (width, max_width);
606 szHint.width = szHint.base_width + TermWin.width; 752 szHint.width = szHint.base_width + width;
607 } 753 }
754
608 if (height && height - szHint.base_height < max_height) { 755 if (newheight && newheight - szHint.base_height < max_height)
756 {
609 szHint.height = height; 757 szHint.height = newheight;
610 TermWin.height = height - szHint.base_height; 758 height = newheight - szHint.base_height;
611 } else { 759 }
760 else
761 {
612 MIN_IT(TermWin.height, max_height); 762 min_it (height, max_height);
613 szHint.height = szHint.base_height + TermWin.height; 763 szHint.height = szHint.base_height + height;
614 } 764 }
615 if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) 765
766 if (scrollBar.state && OPTION (Opt_scrollBar_right))
616 window_sb_x = szHint.width - sb_w; 767 window_sb_x = szHint.width - sb_w;
617 768
618 if (recalc_x) 769 if (recalc_x)
619 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 770 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
620 - szHint.width - 2 * TermWin.ext_bwidth);
621 if (recalc_y) 771 if (recalc_y)
622 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 772 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
623 - szHint.height - 2 * TermWin.ext_bwidth);
624 773
625 TermWin.ncol = TermWin.width / TermWin.fwidth; 774 ncol = width / fwidth;
626 TermWin.nrow = TermWin.height / TermWin.fheight; 775 nrow = height / fheight;
627 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 776 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628 TermWin.ncol, TermWin.nrow, szHint.width, 777 ncol, nrow, szHint.width,
629 szHint.height)); 778 szHint.height));
630 return; 779 return;
631} 780}
632 781
633/*----------------------------------------------------------------------*/ 782/*----------------------------------------------------------------------*/
634/* 783/*
635 * Tell the teletype handler what size the window is. 784 * Tell the teletype handler what size the window is.
636 * Called after a window size change. 785 * Called after a window size change.
637 */ 786 */
638void 787void
639rxvt_term::tt_winch () 788rxvt_term::tt_winch ()
640{ 789{
641 struct winsize ws; 790 if (pty->pty < 0)
642
643 if (cmd_fd < 0)
644 return; 791 return;
645 792
793 struct winsize ws;
794
646 ws.ws_col = TermWin.ncol; 795 ws.ws_col = ncol;
647 ws.ws_row = TermWin.nrow; 796 ws.ws_row = nrow;
648 ws.ws_xpixel = ws.ws_ypixel = 0; 797 ws.ws_xpixel = width;
649#ifndef DEBUG_SIZE 798 ws.ws_ypixel = height;
650 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 799 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651#else 800
652 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 801#if 0
653 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 802 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654# ifdef SIGWINCH
655 else if (cmd_pid) /* force through to the command */ 803 if (cmd_pid) /* force through to the command */
656 kill (cmd_pid, SIGWINCH); 804 kill (-cmd_pid, SIGWINCH);
657# endif
658#endif 805#endif
659} 806}
660 807
661/*----------------------------------------------------------------------*/ 808/*----------------------------------------------------------------------*/
662/* rxvt_change_font() - Switch to a new font */ 809/* set_fonts () - load and set the various fonts
663/* 810 *
664 * init = 1 - initialize 811 * init = 1 - initialize
665 * 812 *
666 * fontname == FONT_UP - switch to bigger font 813 * fontname == FONT_UP - switch to bigger font
667 * fontname == FONT_DN - switch to smaller font 814 * fontname == FONT_DN - switch to smaller font
668 */ 815 */
669/* EXTPROTO */ 816bool
670void 817rxvt_term::set_fonts ()
671rxvt_change_font(pR_ int init, const char *fontname)
672{ 818{
673} 819 rxvt_fontset *fs = new rxvt_fontset (this);
820 rxvt_fontprop prop;
674 821
675/* INTPROTO */ 822 if (!fs
676void 823 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677rxvt_font_up_down(pR_ int n, int direction) 824 || !fs->realize_font (1))
825 {
826 delete fs;
827 return false;
828 }
829
830#if ENABLE_STYLES
831 for (int i = RS_styleCount; --i; )
832 if (fontset[i] != fontset[0])
833 delete fontset[i];
834#endif
835
836 delete fontset[0];
837 fontset[0] = fs;
838
839 prop = (*fs)[1]->properties ();
840 prop.height += lineSpace;
841 fs->set_prop (prop);
842
843 fwidth = prop.width;
844 fheight = prop.height;
845 fbase = prop.ascent;
846
847 for (int style = 1; style < 4; style++)
848 {
849#if ENABLE_STYLES
850 const char *res = rs[Rs_font + style];
851
852 if (res && !*res)
853 fontset[style] = fontset[0];
854 else
855 {
856 fontset[style] = fs = new rxvt_fontset (this);
857 rxvt_fontprop prop2 = prop;
858
859 if (res)
860 prop2.weight = prop2.slant = rxvt_fontprop::unset;
861 else
862 {
863 res = fontset[0]->fontdesc;
864
865 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
866 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
867 }
868
869 fs->populate (res);
870 fs->set_prop (prop2);
871 }
872#else
873 fontset[style] = fontset[0];
874#endif
875 }
876
877 if (parent[0])
878 {
879 resize_all_windows (0, 0, 0);
880 scr_remap_chars ();
881 scr_touch (true);
882 }
883
884 return true;
885}
886
887void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678{ 888{
889 XChangeProperty (display->display, parent[0],
890 prop, XA_STRING, 8, PropModeReplace,
891 (const unsigned char *)str, len >= 0 ? len : strlen (str));
892}
893
894void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
895{
896 wchar_t *ws = rxvt_mbstowcs (str, len);
897 char *s = rxvt_wcstoutf8 (ws);
898
899 XChangeProperty (display->display, parent[0],
900 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
901 (const unsigned char *)s, strlen (s));
902
903 free (s);
904 free (ws);
679} 905}
680 906
681/*----------------------------------------------------------------------*/ 907/*----------------------------------------------------------------------*/
682/*----------------------------------------------------------------------*/ 908/*----------------------------------------------------------------------*/
683/* xterm sequences - title, iconName, color (exptl) */ 909/* xterm sequences - title, iconName, color (exptl) */
684/* EXTPROTO */
685void 910void
686rxvt_set_title(pR_ const char *str) 911rxvt_term::set_title (const char *str)
687{ 912{
688#ifndef SMART_WINDOW_TITLE 913 set_string_property (XA_WM_NAME, str);
689 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 914#if ENABLE_EWMH
915 set_utf8_property (xa[XA_NET_WM_NAME], str);
916#endif
917}
918
919void
920rxvt_term::set_icon_name (const char *str)
921{
922 set_string_property (XA_WM_ICON_NAME, str);
923#if ENABLE_EWMH
924 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
925#endif
926}
927
928#ifdef XTERM_COLOR_CHANGE
929void
930rxvt_term::set_window_color (int idx, const char *color)
931{
932 rxvt_color xcol;
933 int i;
934
935 if (color == NULL || *color == '\0')
936 return;
937
938 /* handle color aliases */
939 if (isdigit (*color))
940 {
941 i = atoi (color);
942
943 if (i >= 8 && i <= 15)
944 { /* bright colors */
945 i -= 8;
946 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
947 SET_PIXCOLOR (idx);
948 goto done;
949 }
950
951 if (i >= 0 && i <= 7)
952 { /* normal colors */
953 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
954 SET_PIXCOLOR (idx);
955 goto done;
956 }
957 }
958
959 if (!rXParseAllocColor (&xcol, color))
960 return;
961
962 /* XStoreColor (display->display, display->cmap, XColor*); */
963
964 /*
965 * FIXME: should free colors here, but no idea how to do it so instead,
966 * so just keep gobbling up the colormap
967 */
968# if 0
969 for (i = Color_Black; i <= Color_White; i++)
970 if (pix_colors[idx] == pix_colors[i])
971 break;
972 if (i > Color_White)
973 {
974 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
975 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
976 DisplayPlanes (display->display, display->screen));
977 }
978# endif
979
980 pix_colors_focused[idx] = xcol;
981 SET_PIXCOLOR (idx);
982
983 /* XSetWindowAttributes attr; */
984 /* Cursor cursor; */
985done:
986
987#if OFF_FOCUS_FADING
988 if (rs[Rs_fade])
989 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
990#endif
991
992 /*TODO: handle Color_BD, scrollbar background, etc. */
993
994 recolour_cursor ();
995 scr_recolour ();
996}
997
690#else 998#else
691 char *name;
692
693 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif
700}
701
702/* EXTPROTO */
703void
704rxvt_set_iconName(pR_ const char *str)
705{
706#ifndef SMART_WINDOW_TITLE
707 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
708#else
709 char *name;
710
711 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif
718}
719
720#ifdef XTERM_COLOR_CHANGE
721/* EXTPROTO */
722void
723rxvt_set_window_color(pR_ int idx, const char *color)
724{
725 rxvt_color xcol;
726 int i;
727
728 if (color == NULL || *color == '\0')
729 return;
730
731/* handle color aliases */
732 if (isdigit(*color)) {
733 i = atoi(color);
734 if (i >= 8 && i <= 15) { /* bright colors */
735 i -= 8;
736# ifndef NO_BRIGHTCOLOR
737 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
738 SET_PIXCOLOR(R, idx);
739 goto Done;
740# endif
741 }
742 if (i >= 0 && i <= 7) { /* normal colors */
743 R->PixColors[idx] = R->PixColors[minCOLOR + i];
744 SET_PIXCOLOR(R, idx);
745 goto Done;
746 }
747 }
748 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749 return;
750/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751
752/*
753 * FIXME: should free colors here, but no idea how to do it so instead,
754 * so just keep gobbling up the colormap
755 */
756# if 0
757 for (i = Color_Black; i <= Color_White; i++)
758 if (R->PixColors[idx] == R->PixColors[i])
759 break;
760 if (i > Color_White) {
761 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763 DisplayPlanes(R->Xdisplay, Xscreen));
764 }
765# endif
766
767 R->PixColors[idx] = xcol;
768 SET_PIXCOLOR(R, idx);
769
770/* XSetWindowAttributes attr; */
771/* Cursor cursor; */
772 Done:
773 if (idx == Color_bg && !(R->Options & Opt_transparent))
774 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775 R->PixColors[Color_bg]);
776
777/* handle Color_BD, scrollbar background, etc. */
778
779 rxvt_set_colorfgbg (aR);
780 R->recolour_cursor ();
781/* the only reasonable way to enforce a clean update */
782 rxvt_scr_poweron (aR);
783}
784
785#else
786# define rxvt_set_window_color(aR_ idx,color) ((void)0) 999# define set_window_color (idx,color) ((void)0)
787#endif /* XTERM_COLOR_CHANGE */ 1000#endif /* XTERM_COLOR_CHANGE */
788 1001
789void 1002void
790rxvt_term::recolour_cursor () 1003rxvt_term::recolour_cursor ()
791{ 1004{
792#if TODO
793 rxvt_color xcol[2]; 1005 XColor xcol[2];
794 1006
795 xcol[0] = PixColors[Color_pointer]; 1007 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
796 xcol[1] = PixColors[Color_bg]; 1008 ? pix_colors_focused[Color_pointer_fg]
797 XQueryColors (Xdisplay, XCMAP, xcol, 2); 1009 : pix_colors_focused[Color_fg];
1010 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1011 ? pix_colors_focused[Color_pointer_bg]
1012 : pix_colors_focused[Color_bg];
1013
1014 XQueryColors (display->display, display->cmap, xcol, 2);
798 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1015 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
799#endif
800} 1016}
801 1017
802/*----------------------------------------------------------------------*/ 1018/*----------------------------------------------------------------------*/
803/* 1019/*
804 * find if fg/bg matches any of the normal (low-intensity) colors 1020 * find if fg/bg matches any of the normal (low-intensity) colors
805 */ 1021 */
806/* INTPROTO */
807void 1022void
808rxvt_set_colorfgbg(pR) 1023rxvt_term::set_colorfgbg ()
809{ 1024{
810 unsigned int i; 1025 unsigned int i;
811 const char *xpmb = "\0"; 1026 const char *xpmb = "\0";
812 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1027 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813 1028
814 R->env_colorfgbg =
815 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1029 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
816 STRCPY(fstr, "default"); 1030 strcpy (fstr, "default");
817 STRCPY(bstr, "default"); 1031 strcpy (bstr, "default");
818 for (i = Color_Black; i <= Color_White; i++) 1032 for (i = Color_Black; i <= Color_White; i++)
819 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1033 if (pix_colors[Color_fg] == pix_colors[i])
1034 {
820 sprintf(fstr, "%d", (i - Color_Black)); 1035 sprintf (fstr, "%d", (i - Color_Black));
821 break; 1036 break;
822 } 1037 }
1038
823 for (i = Color_Black; i <= Color_White; i++) 1039 for (i = Color_Black; i <= Color_White; i++)
824 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1040 if (pix_colors[Color_bg] == pix_colors[i])
1041 {
825 sprintf(bstr, "%d", (i - Color_Black)); 1042 sprintf (bstr, "%d", (i - Color_Black));
826#ifdef XPM_BACKGROUND 1043#ifdef XPM_BACKGROUND
827 xpmb = "default;"; 1044 xpmb = "default;";
828#endif 1045#endif
829 break; 1046 break;
830 } 1047 }
1048
831 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1049 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832 putenv(R->env_colorfgbg);
833
834#ifndef NO_BRIGHTCOLOR
835 R->colorfgbg = DEFAULT_RSTYLE;
836 for (i = minCOLOR; i <= maxCOLOR; i++) {
837 if (R->PixColors[Color_fg] == R->PixColors[i])
838 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839 if (R->PixColors[Color_bg] == R->PixColors[i])
840 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841 }
842#endif
843} 1050}
844 1051
845/*----------------------------------------------------------------------*/ 1052/*----------------------------------------------------------------------*/
846/*
847 * Colour determination for low colour displays, routine from
848 * Hans de Goede <hans@highrise.nl>
849 */
850 1053
851/* EXTPROTO */
852int 1054int
853rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1055rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
854{ 1056{
855 screen_in_out->set(aR_ colour);
856
857 if (!screen_in_out->set(aR_ colour)) { 1057 if (!screen_in_out->set (display, colour))
858 rxvt_print_error("can't allocate colour: %s", colour); 1058 {
1059 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
859 return false; 1060 return false;
860 } 1061 }
861 1062
862 return true; 1063 return true;
863} 1064}
864 1065
865/* -------------------------------------------------------------------- * 1066/* -------------------------------------------------------------------- *
866 * - WINDOW RESIZING - * 1067 * - WINDOW RESIZING - *
867 * -------------------------------------------------------------------- */ 1068 * -------------------------------------------------------------------- */
868void 1069void
869rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1070rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870{ 1071{
871 int fix_screen; 1072 int fix_screen;
872
873#ifdef SMART_RESIZE
874 int old_width = szHint.width, old_height = szHint.height; 1073 int old_width = szHint.width, old_height = szHint.height;
875#endif 1074 dDisp;
876 1075
877 window_calc (width, height); 1076 window_calc (newwidth, newheight);
878 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1077 XSetWMNormalHints (disp, parent[0], &szHint);
1078
879 if (!ignoreparent) 1079 if (!ignoreparent)
880 { 1080 {
881#ifdef SMART_RESIZE 1081#ifdef SMART_RESIZE
882 /* 1082 /*
883 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1083 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
886 int x, y, x1, y1; 1086 int x, y, x1, y1;
887 int dx, dy; 1087 int dx, dy;
888 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1088 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889 Window unused_cr; 1089 Window unused_cr;
890 1090
891 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1091 XTranslateCoordinates (disp, parent[0], display->root,
892 0, 0, &x, &y, &unused_cr); 1092 0, 0, &x, &y, &unused_cr);
893 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1093 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
894 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1094 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
895 /* 1095 /*
896 * if Xroot isn't the parent window, a WM will probably have offset 1096 * if display->root isn't the parent window, a WM will probably have offset
897 * our position for handles and decorations. Counter it 1097 * our position for handles and decorations. Counter it
898 */ 1098 */
899 if (x1 != x || y1 != y) { 1099 if (x1 != x || y1 != y)
1100 {
900 x -= x1; 1101 x -= x1;
901 y -= y1; 1102 y -= y1;
902 } 1103 }
903 1104
904 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1105 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
905 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1106 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
906 dx = old_width - szHint.width; 1107 dx = old_width - szHint.width;
907 dy = old_height - szHint.height; 1108 dy = old_height - szHint.height;
908 1109
909 /* Check position of the center of the window */ 1110 /* Check position of the center of the window */
910 if (x < x1) /* left half */ 1111 if (x < x1) /* left half */
911 dx = 0; 1112 dx = 0;
912 else if (x == x1) /* exact center */ 1113 else if (x == x1) /* exact center */
913 dx /= 2; 1114 dx /= 2;
914 if (y < y1) /* top half */ 1115 if (y < y1) /* top half */
915 dy = 0; 1116 dy = 0;
916 else if (y == y1) /* exact center */ 1117 else if (y == y1) /* exact center */
917 dy /= 2; 1118 dy /= 2;
918 1119
919 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1120 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
920 szHint.width, szHint.height); 1121 szHint.width, szHint.height);
921#else 1122#else
922 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1123 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
923 szHint.height);
924#endif 1124#endif
925 } 1125 }
926 1126
927 fix_screen = (TermWin.ncol != prev_ncol 1127 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928 || TermWin.nrow != prev_nrow);
929 1128
930 if (fix_screen || width != old_width || height != old_height) 1129 if (fix_screen || newwidth != old_width || newheight != old_height)
931 { 1130 {
932 if (scrollbar_visible (this)) 1131 if (scrollBar.state)
933 { 1132 {
934 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1133 XMoveResizeWindow (disp, scrollBar.win,
1134 window_sb_x, 0,
935 0, scrollbar_TotalWidth (), szHint.height); 1135 scrollbar_TotalWidth (), szHint.height);
936 resize_scrollbar (); 1136 resize_scrollbar ();
937 } 1137 }
938 1138
939 if (menubar_visible (this)) 1139 XMoveResizeWindow (disp, vt,
940 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1140 window_vt_x, window_vt_y,
941 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944 window_vt_y, TermWin_TotalWidth (),
945 TermWin_TotalHeight ()); 1141 width, height);
946#ifdef RXVT_GRAPHICS 1142
947 if (old_height)
948 rxvt_Gr_Resize (this, old_width - szHint.base_width,
949 old_height - szHint.base_height);
950#endif
951 scr_clear (); 1143 scr_clear ();
952#ifdef XPM_BACKGROUND 1144#ifdef XPM_BACKGROUND
953 rxvt_resize_pixmap (this); 1145 resize_pixmap ();
954#endif 1146#endif
955 } 1147 }
956 1148
957 if (fix_screen || old_height == 0) 1149 if (fix_screen || old_height == 0)
958 { 1150 {
960 int old_ncol = prev_ncol; 1152 int old_ncol = prev_ncol;
961 1153
962 /* scr_reset only works on the primary screen */ 1154 /* scr_reset only works on the primary screen */
963 if (old_height) /* this is not the first time through */ 1155 if (old_height) /* this is not the first time through */
964 { 1156 {
965 unsigned int ncol = TermWin.ncol; 1157 unsigned int ocol = ncol;
966 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1158 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
967 curr_screen = rxvt_scr_change_screen (this, PRIMARY); 1159 curr_screen = scr_change_screen (PRIMARY);
968 TermWin.ncol = ncol; 1160 ncol = ocol;
969 } 1161 }
970 1162
971 scr_reset(); 1163 scr_reset ();
972 1164
973 if (curr_screen >= 0) /* this is not the first time through */ 1165 if (curr_screen >= 0) /* this is not the first time through */
974 { 1166 {
975 rxvt_scr_change_screen (this, curr_screen); 1167 scr_change_screen (curr_screen);
976 rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); 1168 selection_check (old_ncol != ncol ? 4 : 0);
977 } 1169 }
978 } 1170 }
979 1171
980 old_width = szHint.width; 1172 old_width = szHint.width;
981 old_height = szHint.height; 1173 old_height = szHint.height;
982 1174
1175#ifdef XPM_BACKGROUND
1176 if (pixmap)
1177 scr_touch (false);
1178#endif
1179
983#ifdef USE_XIM 1180#ifdef USE_XIM
984 rxvt_IMSetStatusPosition (this); 1181 IMSetStatusPosition ();
985#endif 1182#endif
986} 1183}
987 1184
988/* 1185/*
989 * Set the width/height of the vt window in characters. Units are pixels. 1186 * Set the width/height of the vt window in characters. Units are pixels.
990 * good for toggling 80/132 columns 1187 * good for toggling 80/132 columns
991 */ 1188 */
992/* EXTPROTO */
993void 1189void
994rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1190rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
995{ 1191{
996 XWindowAttributes wattr; 1192 XWindowAttributes wattr;
997 1193
998 if (width == 0 || height == 0) { 1194 if (newwidth == 0 || newheight == 0)
1195 {
999 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1196 XGetWindowAttributes (display->display, display->root, &wattr);
1197
1000 if (width == 0) 1198 if (newwidth == 0)
1001 width = wattr.width - R->szHint.base_width; 1199 newwidth = wattr.width - szHint.base_width;
1002 if (height == 0) 1200 if (newheight == 0)
1003 height = wattr.height - R->szHint.base_height; 1201 newheight = wattr.height - szHint.base_height;
1202 }
1203
1204 if (newwidth != width || newheight != height)
1004 } 1205 {
1005 if (width != R->TermWin.width || height != R->TermWin.height) {
1006 width += R->szHint.base_width; 1206 newwidth += szHint.base_width;
1007 height += R->szHint.base_height; 1207 newheight += szHint.base_height;
1008 R->resize_all_windows (width, height, 0); 1208 resize_all_windows (newwidth, newheight, 0);
1009 } 1209 }
1010} 1210}
1011 1211
1012/* -------------------------------------------------------------------- * 1212/* -------------------------------------------------------------------- *
1013 * - X INPUT METHOD ROUTINES - * 1213 * - X INPUT METHOD ROUTINES - *
1014 * -------------------------------------------------------------------- */ 1214 * -------------------------------------------------------------------- */
1015#ifdef USE_XIM 1215#ifdef USE_XIM
1016void
1017rxvt_term::set_size (XRectangle *size)
1018{
1019 size->x = TermWin.int_bwidth;
1020 size->y = TermWin.int_bwidth;
1021 size->width = Width2Pixel(TermWin.ncol);
1022 size->height = Height2Pixel(TermWin.nrow);
1023}
1024 1216
1025void 1217void
1026rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1218rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1027{ 1219{
1028 *fg = PixColors[Color_fg]; 1220 fg = pix_colors[Color_fg];
1029 *bg = PixColors[Color_bg]; 1221 bg = pix_colors[Color_bg];
1222}
1223
1224void
1225rxvt_term::im_set_size (XRectangle &size)
1226{
1227 // the int_bwidth terms make no sense to me
1228 size.x = int_bwidth;
1229 size.y = int_bwidth;
1230 size.width = Width2Pixel (ncol) + int_bwidth;
1231 size.height = Height2Pixel (nrow) + int_bwidth;
1232}
1233
1234void
1235rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1236 XRectangle &status_rect,
1237 const XRectangle &needed_rect)
1238{
1239 preedit_rect.x = needed_rect.width;
1240 preedit_rect.y = 0;
1241 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1242 preedit_rect.height = fheight;
1243
1244 status_rect.x = 0;
1245 status_rect.y = 0;
1246 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1247 status_rect.height = fheight;
1030} 1248}
1031 1249
1032/* Checking whether input method is running. */ 1250/* Checking whether input method is running. */
1033/* INTPROTO */
1034Bool 1251bool
1035rxvt_IMisRunning(pR) 1252rxvt_term::IMisRunning ()
1036{ 1253{
1037 char *p; 1254 char *p;
1038 Atom atom; 1255 Atom atom;
1039 Window win; 1256 Window win;
1040 char server[IMBUFSIZ]; 1257 char server[IMBUFSIZ];
1041 1258
1042/* get current locale modifier */ 1259 /* get current locale modifier */
1043 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1260 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1261 {
1044 STRCPY(server, "@server="); 1262 strcpy (server, "@server=");
1045 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1263 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1264
1046 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1265 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1047 *p = '\0'; 1266 *p = '\0';
1048 1267
1049 atom = XInternAtom(R->Xdisplay, server, False); 1268 atom = XInternAtom (display->display, server, False);
1050 win = XGetSelectionOwner(R->Xdisplay, atom); 1269 win = XGetSelectionOwner (display->display, atom);
1270
1051 if (win != None) 1271 if (win != None)
1052 return True; 1272 return True;
1053 } 1273 }
1274
1054 return False; 1275 return False;
1055} 1276}
1056 1277
1057/* EXTPROTO */
1058void 1278void
1059rxvt_IMSendSpot(pR) 1279rxvt_term::IMSendSpot ()
1060{ 1280{
1061 XPoint spot; 1281 XPoint nspot;
1062 XVaNestedList preedit_attr; 1282 XVaNestedList preedit_attr;
1063 1283
1064 if (R->Input_Context == NULL 1284 if (!Input_Context
1285 || !focus
1065 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1286 || !(input_style & XIMPreeditPosition))
1066 || !(R->event_type == KeyPress
1067 || R->event_type == Expose
1068 || R->event_type == NoExpose
1069 || R->event_type == SelectionNotify
1070 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1071 || !rxvt_IMisRunning(aR))
1072 return; 1287 return;
1073 1288
1074 R->set_position (&spot); 1289 im_set_position (nspot);
1075 1290
1291 if (nspot.x == spot.x && nspot.y == spot.y)
1292 return;
1293
1294 spot = nspot;
1295
1076 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1296 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1077 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1297 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1078 XFree(preedit_attr); 1298 XFree (preedit_attr);
1079} 1299}
1080 1300
1081void 1301void
1082rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1302rxvt_term::im_destroy ()
1083 XRectangle * needed_rect)
1084{ 1303{
1085 int mbh, vtx = 0; 1304 if (input_method)
1305 {
1306 if (Input_Context && input_method->xim)
1307 XDestroyIC (Input_Context);
1086 1308
1087 if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) 1309 display->put_xim (input_method);
1088 vtx = scrollbar_TotalWidth(); 1310 input_method = 0;
1311 }
1089 1312
1090 mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1091 mbh -= TermWin.lineSpace;
1092
1093 preedit_rect->x = needed_rect->width + vtx;
1094 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1095
1096 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1097 preedit_rect->height = Height2Pixel(1);
1098
1099 status_rect->x = vtx;
1100 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1103 status_rect->height = Height2Pixel(1);
1104}
1105
1106/* ARGSUSED */
1107/* INTPROTO */
1108void
1109rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1110 __attribute__ ((unused)), XPointer call_data
1111 __attribute__ ((unused)))
1112{
1113 dR;
1114
1115 R->Input_Context = NULL; 1313 Input_Context = 0;
1116/* To avoid Segmentation Fault in C locale: Solaris only? */
1117 if (STRCMP(R->locale, "C"))
1118 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1119 rxvt_IMInstantiateCallback, NULL);
1120} 1314}
1121 1315
1122/* 1316/*
1123 * Try to open a XIM with the current modifiers, then see if we can 1317 * Try to open a XIM with the current modifiers, then see if we can
1124 * open a suitable preedit type 1318 * open a suitable preedit type
1125 */ 1319 */
1126static Bool 1320bool
1127rxvt_IM_get_IC (pR) 1321rxvt_term::IM_get_IC (const char *modifiers)
1128{ 1322{
1129 int i, j, found; 1323 int i, j, found;
1130 XIM xim; 1324 XIM xim;
1131 XPoint spot; 1325 XPoint spot;
1132 XRectangle rect, status_rect, needed_rect; 1326 XRectangle rect, status_rect, needed_rect;
1133 unsigned long fg, bg; 1327 unsigned long fg, bg;
1134 const char *p; 1328 const char *p;
1135 char **s; 1329 char **s;
1136 XIMStyles *xim_styles; 1330 XIMStyles *xim_styles;
1137 XVaNestedList preedit_attr, status_attr;
1138 XIMCallback ximcallback;
1139 1331
1332 set_environ (envv);
1333
1334 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1335 return false;
1336
1140 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1337 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1141 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); 1338 input_method = display->get_xim (locale, modifiers);
1142 if (xim == NULL) 1339 if (input_method == NULL)
1143 return False; 1340 return false;
1144 1341
1342 xim = input_method->xim;
1343 spot.x = spot.y = -1;
1344
1145 xim_styles = NULL; 1345 xim_styles = NULL;
1146 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1346 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1147 || !xim_styles || !xim_styles->count_styles) { 1347 || !xim_styles || !xim_styles->count_styles)
1148 XCloseIM(xim); 1348 {
1349 im_destroy ();
1149 return False; 1350 return false;
1351 }
1352
1353 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1354
1355 for (int pi = 0; pi < 2; pi++)
1150 } 1356 {
1357 p = pet[pi];
1151 1358
1152 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1359 if (!p)
1153 : "OverTheSpot,OffTheSpot,Root"; 1360 continue;
1361
1154 s = rxvt_splitcommastring(p); 1362 s = rxvt_splitcommastring (p);
1363
1155 for (i = found = 0; !found && s[i]; i++) { 1364 for (i = found = 0; !found && s[i]; i++)
1365 {
1156 if (!STRCMP(s[i], "OverTheSpot")) 1366 if (!strcmp (s[i], "OverTheSpot"))
1157 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1367 input_style = (XIMPreeditPosition | XIMStatusNothing);
1158 else if (!STRCMP(s[i], "OffTheSpot")) 1368 else if (!strcmp (s[i], "OffTheSpot"))
1159 R->input_style = (XIMPreeditArea | XIMStatusArea); 1369 input_style = (XIMPreeditArea | XIMStatusArea);
1160 else if (!STRCMP(s[i], "Root")) 1370 else if (!strcmp (s[i], "Root"))
1161 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1371 input_style = (XIMPreeditNothing | XIMStatusNothing);
1372 else if (!strcmp (s[i], "None"))
1373 input_style = (XIMPreeditNone | XIMStatusNone);
1162 1374
1163 for (j = 0; j < xim_styles->count_styles; j++) 1375 for (j = 0; j < xim_styles->count_styles; j++)
1164 if (R->input_style == xim_styles->supported_styles[j]) { 1376 if (input_style == xim_styles->supported_styles[j])
1377 {
1378 rxvt_freecommastring (s);
1379
1165 found = 1; 1380 found = 1;
1166 break; 1381 goto foundpet;
1167 } 1382 }
1383
1384 }
1385
1386 rxvt_freecommastring (s);
1168 } 1387 }
1169 for (i = 0; s[i]; i++) 1388
1170 free(s[i]); 1389foundpet:
1171 free(s); 1390
1172 XFree(xim_styles); 1391 XFree (xim_styles);
1173 1392
1174 if (!found) { 1393 if (!found)
1175 XCloseIM(xim); 1394 {
1395 im_destroy ();
1176 return False; 1396 return false;
1397 }
1398
1399 XFontSet fs = 0;
1400 XVaNestedList preedit_attr = 0, status_attr = 0;
1401
1402 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1177 } 1403 {
1404 // fake us a font-set, please
1405 char **missing_charset_list;
1406 int missing_charset_count;
1407 char *def_string;
1408 char pat[512];
1178 1409
1179 ximcallback.callback = rxvt_IMDestroyCallback; 1410 sprintf (pat,
1411 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1412 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1413 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1414 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1415 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1416 "*",
1417 fheight,
1418 fheight + 1, fheight - 1,
1419 fheight - 2, fheight + 2);
1180 1420
1181 /* XXX: not sure why we need this (as well as IC one below) */ 1421 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1182 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1422 &missing_charset_list, &missing_charset_count, &def_string);
1183 1423
1184 preedit_attr = status_attr = NULL; 1424 if (missing_charset_list)
1425 XFreeStringList (missing_charset_list);
1185 1426
1427 if (!fs)
1428 {
1429 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1430 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1431 }
1432 }
1433
1186 if (R->input_style & XIMPreeditPosition) { 1434 if (input_style & XIMPreeditPosition)
1435 {
1187 R->set_size (&rect); 1436 im_set_size (rect);
1188 R->set_position (&spot); 1437 im_set_position (spot);
1189 R->set_color (&fg, &bg); 1438 im_set_color (fg, bg);
1190 1439
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1440 preedit_attr = XVaCreateNestedList (0,
1441 XNForeground, fg,
1442 XNBackground, bg,
1443 XNArea, &rect,
1192 XNSpotLocation, &spot, 1444 XNSpotLocation, &spot,
1193 XNForeground, fg, XNBackground, bg,
1194 //XNFontSet, R->TermWin.fontset, 1445 XNFontSet, fs,
1195 NULL);
1196 } else if (R->input_style & XIMPreeditArea) {
1197 R->set_color (&fg, &bg);
1198
1199 /*
1200 * The necessary width of preedit area is unknown
1201 * until create input context.
1202 */
1203 needed_rect.width = 0;
1204
1205 R->set_preedit_area(&rect, &status_rect, &needed_rect);
1206
1207 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1208 XNForeground, fg, XNBackground, bg,
1209 //XNFontSet, R->TermWin.fontset,
1210 NULL);
1211 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1212 XNForeground, fg, XNBackground, bg,
1213 //XNFontSet, R->TermWin.fontset,
1214 NULL); 1446 NULL);
1215 } 1447 }
1216 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, 1448 else if (input_style & XIMPreeditArea)
1449 {
1450 im_set_color (fg, bg);
1451
1452 /*
1453 * The necessary width of preedit area is unknown
1454 * until create input context.
1455 */
1456 needed_rect.width = 0;
1457 im_set_preedit_area (rect, status_rect, needed_rect);
1458
1459 preedit_attr = XVaCreateNestedList (0,
1460 XNForeground, fg,
1461 XNBackground, bg,
1462 XNArea, &rect,
1463 XNFontSet, fs,
1464 NULL);
1465 status_attr = XVaCreateNestedList (0,
1466 XNForeground, fg,
1467 XNBackground, bg,
1468 XNArea, &status_rect,
1469 XNFontSet, fs,
1470 NULL);
1471 }
1472
1473 Input_Context = XCreateIC (xim,
1474 XNInputStyle, input_style,
1217 XNClientWindow, R->TermWin.parent[0], 1475 XNClientWindow, vt,
1218 XNFocusWindow, R->TermWin.parent[0], 1476 XNFocusWindow, parent[0],
1219 XNDestroyCallback, &ximcallback,
1220 preedit_attr ? XNPreeditAttributes : NULL, 1477 preedit_attr ? XNPreeditAttributes : NULL,
1221 preedit_attr, 1478 preedit_attr,
1222 status_attr ? XNStatusAttributes : NULL, 1479 status_attr ? XNStatusAttributes : NULL,
1223 status_attr, NULL); 1480 status_attr, NULL);
1224 if (preedit_attr) 1481
1225 XFree(preedit_attr); 1482 if (preedit_attr) XFree (preedit_attr);
1226 if (status_attr) 1483 if (status_attr) XFree (status_attr);
1227 XFree(status_attr); 1484 if (fs) XFreeFontSet (display->display, fs);
1485
1228 if (R->Input_Context == NULL) { 1486 if (Input_Context == NULL)
1229 rxvt_print_error("failed to create input context"); 1487 {
1230 XCloseIM(xim); 1488 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1489 im_destroy ();
1231 return False; 1490 return false;
1232 } 1491 }
1492
1233 if (R->input_style & XIMPreeditArea) 1493 if (input_style & XIMPreeditArea)
1234 rxvt_IMSetStatusPosition(aR); 1494 IMSetStatusPosition ();
1495
1235 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1496 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1236 return True; 1497 return true;
1237} 1498}
1238 1499
1239/*
1240 * X manual pages and include files don't match on some systems:
1241 * some think this is an XIDProc and others an XIMProc so we can't
1242 * use the first argument - need to update this to be nice for
1243 * both types via some sort of configure detection
1244 */
1245/* ARGSUSED */
1246/* EXTPROTO */
1247void 1500void
1248rxvt_IMInstantiateCallback(Display * unused 1501rxvt_term::im_cb ()
1249 __attribute__ ((unused)), XPointer client_data
1250 __attribute__ ((unused)), XPointer call_data
1251 __attribute__ ((unused)))
1252{ 1502{
1253 dR; 1503 int i;
1254 int i, found, had_im;
1255 const char *p; 1504 const char *p;
1256 char **s; 1505 char **s;
1257 char buf[IMBUFSIZ]; 1506 char buf[IMBUFSIZ];
1258 1507
1508 make_current ();
1509
1510 im_destroy ();
1511
1259 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1512 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1260 if (R->Input_Context) 1513 if (Input_Context)
1261 return; 1514 return;
1262 1515
1263#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1516#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1264 if (R->rs[Rs_imLocale]) 1517 if (rs[Rs_imLocale])
1265 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1518 SET_LOCALE (rs[Rs_imLocale]);
1266#endif 1519#endif
1267 1520
1268 p = R->rs[Rs_inputMethod]; 1521 p = rs[Rs_inputMethod];
1269 if (p && *p) 1522 if (p && *p)
1270 { 1523 {
1271 bool found = false; 1524 bool found = false;
1272 1525
1273 s = rxvt_splitcommastring (p); 1526 s = rxvt_splitcommastring (p);
1527
1274 for (i = 0; s[i]; i++) 1528 for (i = 0; s[i]; i++)
1275 { 1529 {
1276 if (*s[i]) 1530 if (*s[i])
1277 { 1531 {
1278 STRCPY (buf, "@im="); 1532 strcpy (buf, "@im=");
1279 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1533 strncat (buf, s[i], IMBUFSIZ - 5);
1280 if ((p = XSetLocaleModifiers (buf)) && *p 1534 if (IM_get_IC (buf))
1281 && rxvt_IM_get_IC (aR))
1282 { 1535 {
1283 found = true; 1536 found = true;
1284 break; 1537 break;
1285 } 1538 }
1286 } 1539 }
1287 } 1540 }
1288 for (i = 0; s[i]; i++) 1541
1289 free(s[i]); 1542 rxvt_freecommastring (s);
1290 free(s);
1291 1543
1292 if (found) 1544 if (found)
1293 goto done; 1545 goto done;
1294 } 1546 }
1295 1547
1296/* try with XMODIFIERS env. var. */ 1548 /* try with XMODIFIERS env. var. */
1297 if ((p = XSetLocaleModifiers ("")) && *p 1549 if (IM_get_IC (""))
1298 && rxvt_IM_get_IC (aR))
1299 goto done; 1550 goto done;
1300 1551
1301/* try with no modifiers base IF the user didn't specify an IM */ 1552 /* try with no modifiers base IF the user didn't specify an IM */
1302 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1553 if (IM_get_IC ("@im=none"))
1303 && rxvt_IM_get_IC (aR) == True)
1304 goto done; 1554 goto done;
1305 1555
1306done: 1556done:
1307#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1557#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1308 if (R->rs[Rs_imLocale]) 1558 if (rs[Rs_imLocale])
1309 setlocale (LC_CTYPE, R->locale); 1559 SET_LOCALE (locale);
1310#endif 1560#endif
1311} 1561}
1312 1562
1313/* EXTPROTO */
1314void 1563void
1315rxvt_IMSetStatusPosition(pR) 1564rxvt_term::IMSetStatusPosition ()
1316{ 1565{
1317 XRectangle preedit_rect, status_rect, *needed_rect; 1566 XRectangle preedit_rect, status_rect, *needed_rect;
1318 XVaNestedList preedit_attr, status_attr; 1567 XVaNestedList preedit_attr, status_attr;
1319 1568
1320 if (R->Input_Context == NULL 1569 if (!Input_Context
1570 || !focus
1321 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1571 || !(input_style & XIMPreeditArea)
1322 || !rxvt_IMisRunning(aR)) 1572 || !IMisRunning ())
1323 return; 1573 return;
1324 1574
1325/* Getting the necessary width of preedit area */ 1575 /* Getting the necessary width of preedit area */
1326 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1576 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1327 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1577 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1328 XFree(status_attr); 1578 XFree (status_attr);
1329 1579
1330 R->set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1580 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1581 XFree (needed_rect);
1331 1582
1332 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1583 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1333 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1584 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1334 1585
1335 XSetICValues(R->Input_Context, 1586 XSetICValues (Input_Context,
1336 XNPreeditAttributes, preedit_attr, 1587 XNPreeditAttributes, preedit_attr,
1337 XNStatusAttributes, status_attr, NULL); 1588 XNStatusAttributes, status_attr, NULL);
1338 1589
1339 XFree(preedit_attr); 1590 XFree (preedit_attr);
1340 XFree(status_attr); 1591 XFree (status_attr);
1341} 1592}
1342#endif /* USE_XIM */ 1593#endif /* USE_XIM */
1343 1594
1344/*----------------------------------------------------------------------*/
1345rxvt_t rxvt_current_term;
1346
1347/*----------------------- end-of-file (C source) -----------------------*/ 1595/*----------------------- end-of-file (C source) -----------------------*/

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