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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 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 1.21 2004/01/29 23:26:01 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
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 156#endif
81#ifdef TEXT_BLINK 157#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_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),
83#endif 168#endif
84#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
86#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),
87 x_ev (this, &rxvt_term::x_cb), 176 vt_ev (this, &rxvt_term::x_cb),
177 child_ev (this, &rxvt_term::child_cb),
88 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),
89 incr_ev (this, &rxvt_term::incr_cb), 182 incr_ev (this, &rxvt_term::incr_cb)
90 pty_ev (this, &rxvt_term::pty_cb)
91{ 183{
92 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;
93} 201}
94 202
95rxvt_term::~rxvt_term () 203rxvt_term::~rxvt_term ()
96{ 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
97 scr_release (); 265 scr_release ();
98 266
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);
99 free (locale); 277 free (locale);
100 free (codeset); 278 free (v_buffer);
279 free (incr_buf);
101 280
102#ifndef NO_SETOWNER_TTYDEV 281 delete envv;
103 rxvt_privileged_ttydev (this, RESTORE); 282 delete argv;
104#endif
105#ifdef UTMP_SUPPORT
106 rxvt_privileged_utmp (this, RESTORE);
107#endif
108#ifdef USE_XIM
109 if (Input_Context != NULL)
110 {
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 283
116 if (cmd_fd >= 0) 284#ifdef KEYSYM_RESOURCE
117 close (cmd_fd); 285 delete keyboard;
286#endif
287}
118 288
119 if (Xfd >= 0) 289// child has exited, usually destroys
120 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));
121 294
122 delete PixColors; 295 cmd_pid = 0;
296
297 if (!OPTION (Opt_hold))
298 destroy ();
123} 299}
124 300
125void 301void
126rxvt_term::destroy () 302rxvt_term::destroy ()
127{ 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
128 check_ev.stop (); 330 check_ev.stop ();
129 pty_ev.stop (); 331 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 333 cursor_blink_ev.stop ();
133#endif 334#endif
134#ifdef TEXT_BLINK 335#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 336 text_blink_ev.stop ();
136#endif 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 ();
343#endif
137#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
138 pointer_ev.stop (); 345 pointer_ev.stop ();
139#endif 346#endif
140 347
141 destroy_ev.start (0); 348 destroy_ev.start (0);
142} 349}
143 350
144void 351void
145rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
146{ 353{
147 SET_R (this); 354 make_current ();
148 355
149 delete this; 356 delete this;
150}
151
152/*----------------------------------------------------------------------*/
153/* rxvt_init() */
154/* LIBPROTO */
155rxvt_t
156rxvt_init (int argc, const char *const *argv)
157{
158 SET_R (new rxvt_term);
159 dR;
160
161 if (!R->init_vars () || !R->init (argc, argv))
162 {
163 delete R;
164 return NULL;
165 }
166
167 return R;
168}
169
170/* EXTPROTO */
171void
172rxvt_init_signals ()
173{
174/* install exit handler for cleanup */
175#if 0
176#ifdef HAVE_ATEXIT
177 atexit(rxvt_clean_exit);
178#else
179#endif
180#endif
181
182 struct sigaction sa;
183
184 sigfillset (&sa.sa_mask);
185 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194/* signal (SIGURG, SIG_DFL); */
195
196 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198}
199
200bool
201rxvt_term::init (int argc, const char *const *argv)
202{
203 /*
204 * Save and then give up any super-user privileges
205 * If we need privileges in any area then we must specifically request it.
206 * We should only need to be root in these cases:
207 * 1. write utmp entries on some systems
208 * 2. chown tty on some systems
209 */
210 rxvt_privileges (this, SAVE);
211 rxvt_privileges (this, IGNORE);
212
213 init_secondary ();
214
215 const char **cmd_argv = init_resources (argc, argv);
216
217 set_locale ("");
218
219#if (MENUBAR_MAX)
220 rxvt_menubar_read (this, rs[Rs_menu]);
221#endif
222#ifdef HAVE_SCROLLBARS
223 if (Options & Opt_scrollBar)
224 scrollBar.setIdle (); /* set existence for size calculations */
225#endif
226
227 create_windows (argc, argv);
228
229 init_xlocale ();
230
231 scr_reset (); /* initialize screen */
232#ifdef RXVT_GRAPHICS
233 rxvt_Gr_reset (this); /* reset graphics */
234#endif
235
236#if 0
237#ifdef DEBUG_X
238 XSynchronize(Xdisplay, True);
239#endif
240#endif
241
242#ifdef HAVE_SCROLLBARS
243 if (Options & Opt_scrollBar)
244 resize_scrollbar (); /* create and map scrollbar */
245#endif
246#if (MENUBAR_MAX)
247 if (menubar_visible(r))
248 XMapWindow (Xdisplay, menuBar.win);
249#endif
250#ifdef TRANSPARENT
251 if (Options & Opt_transparent)
252 {
253 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254 rxvt_check_our_parents (this);
255 }
256#endif
257 XMapWindow (Xdisplay, TermWin.vt);
258 XMapWindow (Xdisplay, TermWin.parent[0]);
259
260 init_env ();
261 init_command (cmd_argv);
262
263 x_ev.start (Xfd, EVENT_READ);
264 pty_ev.start (cmd_fd, EVENT_READ);
265
266 check_ev.start ();
267
268 process_x_events ();
269
270 return true;
271}
272
273/* ------------------------------------------------------------------------- *
274 * SIGNAL HANDLING & EXIT HANDLER *
275 * ------------------------------------------------------------------------- */
276/*
277 * Catch a SIGCHLD signal and exit if the direct child has died
278 */
279/* ARGSUSED */
280/* EXTPROTO */
281RETSIGTYPE
282rxvt_Child_signal(int sig __attribute__ ((unused)))
283{
284 int pid, save_errno = errno;
285 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286 ;
287 errno = save_errno;
288
289#if 0
290 if (pid == R->cmd_pid)
291 exit (EXIT_SUCCESS);
292#endif
293}
294
295/*
296 * Catch a fatal signal and tidy up before quitting
297 */
298/* EXTPROTO */
299RETSIGTYPE
300rxvt_Exit_signal(int sig)
301{
302 signal(sig, SIG_DFL);
303#ifdef DEBUG_CMD
304 rxvt_print_error("signal %d", sig);
305#endif
306 rxvt_clean_exit();
307 kill(getpid(), sig);
308}
309
310/* ARGSUSED */
311/* INTPROTO */
312int
313rxvt_xerror_handler(const Display * display
314 __attribute__ ((unused)), const XErrorEvent * event)
315{
316 dR;
317
318 if (R->allowedxerror == -1)
319 R->allowedxerror = event->error_code;
320 else
321 {
322 rxvt_print_error("XError: Request: %d . %d, Error: %d",
323 event->request_code, event->minor_code,
324 event->error_code);
325
326 R->destroy ();
327 }
328
329 return 0;
330} 357}
331 358
332/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
333/* 360/*
334 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
335 * 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
336 */ 363 */
337/* 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 */
338void 540 void
339rxvt_clean_exit () 541 sig_term (sig_watcher &w)
340{ 542 {
341 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 }
342 550
343 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 ();
344} 610}
345 611
346/* ------------------------------------------------------------------------- * 612/* ------------------------------------------------------------------------- *
347 * MEMORY ALLOCATION WRAPPERS * 613 * MEMORY ALLOCATION WRAPPERS *
348 * ------------------------------------------------------------------------- */ 614 * ------------------------------------------------------------------------- */
349/* EXTPROTO */ 615void *
350void *
351rxvt_malloc(size_t size) 616rxvt_malloc (size_t size)
352{ 617{
353 void *p;
354
355 p = malloc(size); 618 void *p = malloc (size);
619
356 if (p) 620 if (!p)
621 rxvt_fatal ("memory allocation failure. aborting.\n");
622
357 return p; 623 return p;
358
359 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360 rxvt_clean_exit();
361 exit(EXIT_FAILURE);
362/* NOTREACHED */
363} 624}
364 625
365/* EXTPROTO */ 626void *
366void *
367rxvt_calloc(size_t number, size_t size) 627rxvt_calloc (size_t number, size_t size)
368{ 628{
369 void *p;
370
371 p = calloc(number, size); 629 void *p = calloc (number, size);
630
372 if (p) 631 if (!p)
632 rxvt_fatal ("memory allocation failure. aborting.\n");
633
373 return p; 634 return p;
374
375 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376 rxvt_clean_exit();
377 exit(EXIT_FAILURE);
378/* NOTREACHED */
379} 635}
380 636
381/* EXTPROTO */ 637void *
382void *
383rxvt_realloc(void *ptr, size_t size) 638rxvt_realloc (void *ptr, size_t size)
384{ 639{
385 void *p;
386
387 if (ptr)
388 p = realloc(ptr, size); 640 void *p = realloc (ptr, size);
389 else 641
390 p = malloc(size);
391 if (p) 642 if (!p)
643 rxvt_fatal ("memory allocation failure. aborting.\n");
644
392 return p; 645 return p;
393
394 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395 rxvt_clean_exit();
396 exit(EXIT_FAILURE);
397/* NOTREACHED */
398} 646}
399
400/* ------------------------------------------------------------------------- *
401 * PRIVILEGED OPERATIONS *
402 * ------------------------------------------------------------------------- */
403/* take care of suid/sgid super-user (root) privileges */
404/* INTPROTO */
405void
406rxvt_privileges(pR_ int mode)
407{
408#if ! defined(__CYGWIN32__)
409# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410/* setreuid() is the poor man's setuid(), seteuid() */
411# define seteuid(a) setreuid(-1, (a))
412# define setegid(a) setregid(-1, (a))
413# define HAVE_SETEUID
414# endif
415# ifdef HAVE_SETEUID
416 switch (mode) {
417 case IGNORE:
418 /*
419 * change effective uid/gid - not real uid/gid - so we can switch
420 * back to root later, as required
421 */
422 seteuid(getuid());
423 setegid(getgid());
424 break;
425 case SAVE:
426 R->euid = geteuid();
427 R->egid = getegid();
428 break;
429 case RESTORE:
430 seteuid(R->euid);
431 setegid(R->egid);
432 break;
433 }
434# else
435 switch (mode) {
436 case IGNORE:
437 setuid(getuid());
438 setgid(getgid());
439 /* FALLTHROUGH */
440 case SAVE:
441 /* FALLTHROUGH */
442 case RESTORE:
443 break;
444 }
445# endif
446#endif
447}
448
449#ifdef UTMP_SUPPORT
450/* EXTPROTO */
451void
452rxvt_privileged_utmp(pR_ char action)
453{
454 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455 action, R->next_utmp_action, getpid()));
456 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457 || (R->Options & Opt_utmpInhibit)
458 || R->ttydev == NULL || *R->ttydev == '\0')
459 return;
460
461 rxvt_privileges(aR_ RESTORE);
462 if (action == SAVE) {
463 R->next_utmp_action = RESTORE;
464 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465 } else { /* action == RESTORE */
466 R->next_utmp_action = IGNORE;
467 rxvt_cleanutent(aR);
468 }
469 rxvt_privileges(aR_ IGNORE);
470}
471#endif
472
473#ifndef NO_SETOWNER_TTYDEV
474/* EXTPROTO */
475void
476rxvt_privileged_ttydev(pR_ char action)
477{
478 D_MAIN((stderr,
479 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480 action, R->next_tty_action, getpid()));
481 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482 || R->ttydev == NULL || *R->ttydev == '\0')
483 return;
484
485 rxvt_privileges(aR_ RESTORE);
486
487 if (action == SAVE) {
488 R->next_tty_action = RESTORE;
489# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492 R->next_tty_action = IGNORE;
493 else
494# endif
495 {
496 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497 chmod(R->ttydev, R->ttymode);
498# ifdef HAVE_REVOKE
499 revoke(R->ttydev);
500# endif
501 }
502 } else { /* action == RESTORE */
503 R->next_tty_action = IGNORE;
504# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505 chmod(R->ttydev, R->ttyfd_stat.st_mode);
506 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507# else
508 chmod(R->ttydev,
509 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510 chown(R->ttydev, 0, 0);
511# endif
512 }
513
514 rxvt_privileges(aR_ IGNORE);
515
516# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518 action == RESTORE ? "Restoring" : (action ==
519 SAVE ? "Saving" :
520 "UNKNOWN ERROR for"), R->ttydev,
521 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522 R->ttyfd_stat.st_gid));
523# endif
524}
525#endif
526 647
527/*----------------------------------------------------------------------*/ 648/*----------------------------------------------------------------------*/
528/* 649/*
529 * window size/position calculcations for XSizeHint and other storage. 650 * window size/position calculcations for XSizeHint and other storage.
530 * if width/height are non-zero then override calculated width/height 651 * if width/height are non-zero then override calculated width/height
531 */ 652 */
532void 653void
533rxvt_term::window_calc (unsigned int width, unsigned int height) 654rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534{ 655{
535 short recalc_x, recalc_y; 656 short recalc_x, recalc_y;
536 int x, y, sb_w, mb_h, flags; 657 int x, y, sb_w, flags;
537 unsigned int w, h; 658 unsigned int w, h;
538 unsigned int max_width, max_height; 659 unsigned int max_width, max_height;
660 dDisp;
539 661
540 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",
541 TermWin.ncol, TermWin.nrow, szHint.width, 663 ncol, nrow, szHint.width, szHint.height));
542 szHint.height)); 664
543 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 665 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544 szHint.win_gravity = NorthWestGravity; 666 szHint.win_gravity = NorthWestGravity;
545/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 667 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546 668
547 recalc_x = recalc_y = 0; 669 recalc_x = recalc_y = 0;
548 flags = 0; 670 flags = 0;
671
549 if (!parsed_geometry) { 672 if (!parsed_geometry)
673 {
550 parsed_geometry = 1; 674 parsed_geometry = 1;
675
551 if (rs[Rs_geometry]) 676 if (rs[Rs_geometry])
552 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 677 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
678
553 if (flags & WidthValue) { 679 if (flags & WidthValue)
554 TermWin.ncol = BOUND_POSITIVE_INT16(w); 680 {
681 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555 szHint.flags |= USSize; 682 szHint.flags |= USSize;
556 } 683 }
684
557 if (flags & HeightValue) { 685 if (flags & HeightValue)
558 TermWin.nrow = BOUND_POSITIVE_INT16(h); 686 {
687 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 688 szHint.flags |= USSize;
560 } 689 }
690
561 if (flags & XValue) { 691 if (flags & XValue)
692 {
562 szHint.x = x; 693 szHint.x = x;
563 szHint.flags |= USPosition; 694 szHint.flags |= USPosition;
695
564 if (flags & XNegative) { 696 if (flags & XNegative)
697 {
565 recalc_x = 1; 698 recalc_x = 1;
566 szHint.win_gravity = NorthEastGravity; 699 szHint.win_gravity = NorthEastGravity;
567 } 700 }
568 } 701 }
702
569 if (flags & YValue) { 703 if (flags & YValue)
704 {
570 szHint.y = y; 705 szHint.y = y;
571 szHint.flags |= USPosition; 706 szHint.flags |= USPosition;
707
572 if (flags & YNegative) { 708 if (flags & YNegative)
709 {
573 recalc_y = 1; 710 recalc_y = 1;
711
574 if (szHint.win_gravity == NorthEastGravity) 712 if (szHint.win_gravity == NorthEastGravity)
575 szHint.win_gravity = SouthEastGravity; 713 szHint.win_gravity = SouthEastGravity;
576 else 714 else
577 szHint.win_gravity = SouthWestGravity; 715 szHint.win_gravity = SouthWestGravity;
578 } 716 }
579 } 717 }
580 } 718 }
719
581/* TODO: BOUNDS */ 720 /* TODO: BOUNDS */
582 TermWin.width = TermWin.ncol * TermWin.fwidth; 721 width = ncol * fwidth;
583 TermWin.height = TermWin.nrow * TermWin.fheight; 722 height = nrow * fheight;
584 max_width = MAX_COLS * TermWin.fwidth; 723 max_width = MAX_COLS * fwidth;
585 max_height = MAX_ROWS * TermWin.fheight; 724 max_height = MAX_ROWS * fheight;
586 725
587 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 726 szHint.base_width = szHint.base_height = 2 * int_bwidth;
588 727
589 sb_w = mb_h = 0; 728 sb_w = 0;
590 window_vt_x = window_vt_y = 0; 729 window_vt_x = window_vt_y = int_bwidth;
591 if (scrollbar_visible (this)) { 730
731 if (scrollBar.state)
732 {
592 sb_w = scrollbar_TotalWidth(); 733 sb_w = scrollbar_TotalWidth ();
593 szHint.base_width += sb_w; 734 szHint.base_width += sb_w;
594 if (!(Options & Opt_scrollBar_right)) 735 if (!OPTION (Opt_scrollBar_right))
595 window_vt_x = sb_w; 736 window_vt_x += sb_w;
596 } 737 }
597 if (menubar_visible (this)) { 738
598 mb_h = menuBar_TotalHeight();
599 szHint.base_height += mb_h;
600 window_vt_y = mb_h;
601 }
602 szHint.width_inc = TermWin.fwidth; 739 szHint.width_inc = fwidth;
603 szHint.height_inc = TermWin.fheight; 740 szHint.height_inc = fheight;
604 szHint.min_width = szHint.base_width + szHint.width_inc; 741 szHint.min_width = szHint.base_width + szHint.width_inc;
605 szHint.min_height = szHint.base_height + szHint.height_inc; 742 szHint.min_height = szHint.base_height + szHint.height_inc;
606 743
607 if (width && width - szHint.base_width < max_width) { 744 if (newwidth && newwidth - szHint.base_width < max_width)
745 {
608 szHint.width = width; 746 szHint.width = newwidth;
609 TermWin.width = width - szHint.base_width; 747 width = newwidth - szHint.base_width;
610 } else { 748 }
611 MIN_IT(TermWin.width, max_width); 749 else
750 {
751 min_it (width, max_width);
612 szHint.width = szHint.base_width + TermWin.width; 752 szHint.width = szHint.base_width + width;
613 } 753 }
754
614 if (height && height - szHint.base_height < max_height) { 755 if (newheight && newheight - szHint.base_height < max_height)
756 {
615 szHint.height = height; 757 szHint.height = newheight;
616 TermWin.height = height - szHint.base_height; 758 height = newheight - szHint.base_height;
617 } else { 759 }
760 else
761 {
618 MIN_IT(TermWin.height, max_height); 762 min_it (height, max_height);
619 szHint.height = szHint.base_height + TermWin.height; 763 szHint.height = szHint.base_height + height;
620 } 764 }
621 if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) 765
766 if (scrollBar.state && OPTION (Opt_scrollBar_right))
622 window_sb_x = szHint.width - sb_w; 767 window_sb_x = szHint.width - sb_w;
623 768
624 if (recalc_x) 769 if (recalc_x)
625 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 770 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
626 - szHint.width - 2 * TermWin.ext_bwidth);
627 if (recalc_y) 771 if (recalc_y)
628 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 772 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
629 - szHint.height - 2 * TermWin.ext_bwidth);
630 773
631 TermWin.ncol = TermWin.width / TermWin.fwidth; 774 ncol = width / fwidth;
632 TermWin.nrow = TermWin.height / TermWin.fheight; 775 nrow = height / fheight;
633 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",
634 TermWin.ncol, TermWin.nrow, szHint.width, 777 ncol, nrow, szHint.width,
635 szHint.height)); 778 szHint.height));
636 return; 779 return;
637} 780}
638 781
639/*----------------------------------------------------------------------*/ 782/*----------------------------------------------------------------------*/
640/* 783/*
641 * Tell the teletype handler what size the window is. 784 * Tell the teletype handler what size the window is.
642 * Called after a window size change. 785 * Called after a window size change.
643 */ 786 */
644void 787void
645rxvt_term::tt_winch () 788rxvt_term::tt_winch ()
646{ 789{
790 if (pty->pty < 0)
791 return;
792
647 struct winsize ws; 793 struct winsize ws;
648 794
649 if (cmd_fd < 0)
650 return;
651
652 ws.ws_col = TermWin.ncol; 795 ws.ws_col = ncol;
653 ws.ws_row = TermWin.nrow; 796 ws.ws_row = nrow;
654 ws.ws_xpixel = ws.ws_ypixel = 0; 797 ws.ws_xpixel = width;
655#ifndef DEBUG_SIZE 798 ws.ws_ypixel = height;
656 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 799 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657#else 800
658 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 801#if 0
659 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 802 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660# ifdef SIGWINCH
661 else if (cmd_pid) /* force through to the command */ 803 if (cmd_pid) /* force through to the command */
662 kill (cmd_pid, SIGWINCH); 804 kill (-cmd_pid, SIGWINCH);
663# endif
664#endif 805#endif
665} 806}
666 807
667/*----------------------------------------------------------------------*/ 808/*----------------------------------------------------------------------*/
668/* rxvt_change_font() - Switch to a new font */ 809/* set_fonts () - load and set the various fonts
669/* 810 *
670 * init = 1 - initialize 811 * init = 1 - initialize
671 * 812 *
672 * fontname == FONT_UP - switch to bigger font 813 * fontname == FONT_UP - switch to bigger font
673 * fontname == FONT_DN - switch to smaller font 814 * fontname == FONT_DN - switch to smaller font
674 */ 815 */
675/* EXTPROTO */ 816bool
676void 817rxvt_term::set_fonts ()
677rxvt_change_font(pR_ int init, const char *fontname)
678{ 818{
679} 819 rxvt_fontset *fs = new rxvt_fontset (this);
820 rxvt_fontprop prop;
680 821
681/* INTPROTO */ 822 if (!fs
682void 823 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683rxvt_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)
684{ 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);
685} 905}
686 906
687/*----------------------------------------------------------------------*/ 907/*----------------------------------------------------------------------*/
688/*----------------------------------------------------------------------*/ 908/*----------------------------------------------------------------------*/
689/* xterm sequences - title, iconName, color (exptl) */ 909/* xterm sequences - title, iconName, color (exptl) */
690/* EXTPROTO */
691void 910void
692rxvt_set_title(pR_ const char *str) 911rxvt_term::set_title (const char *str)
693{ 912{
694#ifndef SMART_WINDOW_TITLE 913 set_string_property (XA_WM_NAME, str);
695 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
696#else 998#else
697 char *name;
698
699 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700 name = NULL;
701 if (name == NULL || STRCMP(name, str))
702 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703 if (name)
704 XFree(name);
705#endif
706}
707
708/* EXTPROTO */
709void
710rxvt_set_iconName(pR_ const char *str)
711{
712#ifndef SMART_WINDOW_TITLE
713 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714#else
715 char *name;
716
717 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718 name = NULL;
719 if (name == NULL || STRCMP(name, str))
720 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721 if (name)
722 XFree(name);
723#endif
724}
725
726#ifdef XTERM_COLOR_CHANGE
727/* EXTPROTO */
728void
729rxvt_set_window_color(pR_ int idx, const char *color)
730{
731 rxvt_color xcol;
732 int i;
733
734 if (color == NULL || *color == '\0')
735 return;
736
737/* handle color aliases */
738 if (isdigit(*color)) {
739 i = atoi(color);
740 if (i >= 8 && i <= 15) { /* bright colors */
741 i -= 8;
742# ifndef NO_BRIGHTCOLOR
743 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744 SET_PIXCOLOR(R, idx);
745 goto Done;
746# endif
747 }
748 if (i >= 0 && i <= 7) { /* normal colors */
749 R->PixColors[idx] = R->PixColors[minCOLOR + i];
750 SET_PIXCOLOR(R, idx);
751 goto Done;
752 }
753 }
754 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755 return;
756/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758/*
759 * FIXME: should free colors here, but no idea how to do it so instead,
760 * so just keep gobbling up the colormap
761 */
762# if 0
763 for (i = Color_Black; i <= Color_White; i++)
764 if (R->PixColors[idx] == R->PixColors[i])
765 break;
766 if (i > Color_White) {
767 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769 DisplayPlanes(R->Xdisplay, Xscreen));
770 }
771# endif
772
773 R->PixColors[idx] = xcol;
774 SET_PIXCOLOR(R, idx);
775
776/* XSetWindowAttributes attr; */
777/* Cursor cursor; */
778 Done:
779 if (idx == Color_bg && !(R->Options & Opt_transparent))
780 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781 R->PixColors[Color_bg]);
782
783/* handle Color_BD, scrollbar background, etc. */
784
785 rxvt_set_colorfgbg (aR);
786 R->recolour_cursor ();
787/* the only reasonable way to enforce a clean update */
788 rxvt_scr_poweron (aR);
789}
790
791#else
792# define rxvt_set_window_color(aR_ idx,color) ((void)0) 999# define set_window_color (idx,color) ((void)0)
793#endif /* XTERM_COLOR_CHANGE */ 1000#endif /* XTERM_COLOR_CHANGE */
794 1001
795void 1002void
796rxvt_term::recolour_cursor () 1003rxvt_term::recolour_cursor ()
797{ 1004{
798#if TODO
799 rxvt_color xcol[2]; 1005 XColor xcol[2];
800 1006
801 xcol[0] = PixColors[Color_pointer]; 1007 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
802 xcol[1] = PixColors[Color_bg]; 1008 ? pix_colors_focused[Color_pointer_fg]
803 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);
804 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1015 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
805#endif
806} 1016}
807 1017
808/*----------------------------------------------------------------------*/ 1018/*----------------------------------------------------------------------*/
809/* 1019/*
810 * 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
811 */ 1021 */
812/* INTPROTO */
813void 1022void
814rxvt_set_colorfgbg(pR) 1023rxvt_term::set_colorfgbg ()
815{ 1024{
816 unsigned int i; 1025 unsigned int i;
817 const char *xpmb = "\0"; 1026 const char *xpmb = "\0";
818 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1027 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819 1028
820 R->env_colorfgbg =
821 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1029 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
822 STRCPY(fstr, "default"); 1030 strcpy (fstr, "default");
823 STRCPY(bstr, "default"); 1031 strcpy (bstr, "default");
824 for (i = Color_Black; i <= Color_White; i++) 1032 for (i = Color_Black; i <= Color_White; i++)
825 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1033 if (pix_colors[Color_fg] == pix_colors[i])
1034 {
826 sprintf(fstr, "%d", (i - Color_Black)); 1035 sprintf (fstr, "%d", (i - Color_Black));
827 break; 1036 break;
828 } 1037 }
1038
829 for (i = Color_Black; i <= Color_White; i++) 1039 for (i = Color_Black; i <= Color_White; i++)
830 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1040 if (pix_colors[Color_bg] == pix_colors[i])
1041 {
831 sprintf(bstr, "%d", (i - Color_Black)); 1042 sprintf (bstr, "%d", (i - Color_Black));
832#ifdef XPM_BACKGROUND 1043#ifdef XPM_BACKGROUND
833 xpmb = "default;"; 1044 xpmb = "default;";
834#endif 1045#endif
835 break; 1046 break;
836 } 1047 }
1048
837 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1049 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838 putenv(R->env_colorfgbg);
839
840#ifndef NO_BRIGHTCOLOR
841 R->colorfgbg = DEFAULT_RSTYLE;
842 for (i = minCOLOR; i <= maxCOLOR; i++) {
843 if (R->PixColors[Color_fg] == R->PixColors[i])
844 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845 if (R->PixColors[Color_bg] == R->PixColors[i])
846 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847 }
848#endif
849} 1050}
850 1051
851/*----------------------------------------------------------------------*/ 1052/*----------------------------------------------------------------------*/
852/*
853 * Colour determination for low colour displays, routine from
854 * Hans de Goede <hans@highrise.nl>
855 */
856 1053
857/* EXTPROTO */
858int 1054int
859rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1055rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
860{ 1056{
861 screen_in_out->set(aR_ colour);
862
863 if (!screen_in_out->set(aR_ colour)) { 1057 if (!screen_in_out->set (display, colour))
864 rxvt_print_error("can't allocate colour: %s", colour); 1058 {
1059 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
865 return false; 1060 return false;
866 } 1061 }
867 1062
868 return true; 1063 return true;
869} 1064}
870 1065
871/* -------------------------------------------------------------------- * 1066/* -------------------------------------------------------------------- *
872 * - WINDOW RESIZING - * 1067 * - WINDOW RESIZING - *
873 * -------------------------------------------------------------------- */ 1068 * -------------------------------------------------------------------- */
874void 1069void
875rxvt_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)
876{ 1071{
877 int fix_screen; 1072 int fix_screen;
878
879#ifdef SMART_RESIZE
880 int old_width = szHint.width, old_height = szHint.height; 1073 int old_width = szHint.width, old_height = szHint.height;
881#endif 1074 dDisp;
882 1075
883 window_calc (width, height); 1076 window_calc (newwidth, newheight);
884 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1077 XSetWMNormalHints (disp, parent[0], &szHint);
1078
885 if (!ignoreparent) 1079 if (!ignoreparent)
886 { 1080 {
887#ifdef SMART_RESIZE 1081#ifdef SMART_RESIZE
888 /* 1082 /*
889 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1083 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
892 int x, y, x1, y1; 1086 int x, y, x1, y1;
893 int dx, dy; 1087 int dx, dy;
894 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1088 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895 Window unused_cr; 1089 Window unused_cr;
896 1090
897 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1091 XTranslateCoordinates (disp, parent[0], display->root,
898 0, 0, &x, &y, &unused_cr); 1092 0, 0, &x, &y, &unused_cr);
899 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1093 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
900 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1094 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
901 /* 1095 /*
902 * 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
903 * our position for handles and decorations. Counter it 1097 * our position for handles and decorations. Counter it
904 */ 1098 */
905 if (x1 != x || y1 != y) { 1099 if (x1 != x || y1 != y)
1100 {
906 x -= x1; 1101 x -= x1;
907 y -= y1; 1102 y -= y1;
908 } 1103 }
909 1104
910 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1105 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
911 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1106 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
912 dx = old_width - szHint.width; 1107 dx = old_width - szHint.width;
913 dy = old_height - szHint.height; 1108 dy = old_height - szHint.height;
914 1109
915 /* Check position of the center of the window */ 1110 /* Check position of the center of the window */
916 if (x < x1) /* left half */ 1111 if (x < x1) /* left half */
917 dx = 0; 1112 dx = 0;
918 else if (x == x1) /* exact center */ 1113 else if (x == x1) /* exact center */
919 dx /= 2; 1114 dx /= 2;
920 if (y < y1) /* top half */ 1115 if (y < y1) /* top half */
921 dy = 0; 1116 dy = 0;
922 else if (y == y1) /* exact center */ 1117 else if (y == y1) /* exact center */
923 dy /= 2; 1118 dy /= 2;
924 1119
925 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1120 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
926 szHint.width, szHint.height); 1121 szHint.width, szHint.height);
927#else 1122#else
928 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1123 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
929 szHint.height);
930#endif 1124#endif
931 } 1125 }
932 1126
933 fix_screen = (TermWin.ncol != prev_ncol 1127 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934 || TermWin.nrow != prev_nrow);
935 1128
936 if (fix_screen || width != old_width || height != old_height) 1129 if (fix_screen || newwidth != old_width || newheight != old_height)
937 { 1130 {
938 if (scrollbar_visible (this)) 1131 if (scrollBar.state)
939 { 1132 {
940 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1133 XMoveResizeWindow (disp, scrollBar.win,
1134 window_sb_x, 0,
941 0, scrollbar_TotalWidth (), szHint.height); 1135 scrollbar_TotalWidth (), szHint.height);
942 resize_scrollbar (); 1136 resize_scrollbar ();
943 } 1137 }
944 1138
945 if (menubar_visible (this)) 1139 XMoveResizeWindow (disp, vt,
946 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1140 window_vt_x, window_vt_y,
947 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
948
949 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
950 window_vt_y, TermWin_TotalWidth (),
951 TermWin_TotalHeight ()); 1141 width, height);
952#ifdef RXVT_GRAPHICS 1142
953 if (old_height)
954 rxvt_Gr_Resize (this, old_width - szHint.base_width,
955 old_height - szHint.base_height);
956#endif
957 scr_clear (); 1143 scr_clear ();
958#ifdef XPM_BACKGROUND 1144#ifdef XPM_BACKGROUND
959 rxvt_resize_pixmap (this); 1145 resize_pixmap ();
960#endif 1146#endif
961 } 1147 }
962 1148
963 if (fix_screen || old_height == 0) 1149 if (fix_screen || old_height == 0)
964 { 1150 {
966 int old_ncol = prev_ncol; 1152 int old_ncol = prev_ncol;
967 1153
968 /* scr_reset only works on the primary screen */ 1154 /* scr_reset only works on the primary screen */
969 if (old_height) /* this is not the first time through */ 1155 if (old_height) /* this is not the first time through */
970 { 1156 {
971 unsigned int ncol = TermWin.ncol; 1157 unsigned int ocol = ncol;
972 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
973 curr_screen = rxvt_scr_change_screen (this, PRIMARY); 1159 curr_screen = scr_change_screen (PRIMARY);
974 TermWin.ncol = ncol; 1160 ncol = ocol;
975 } 1161 }
976 1162
977 scr_reset(); 1163 scr_reset ();
978 1164
979 if (curr_screen >= 0) /* this is not the first time through */ 1165 if (curr_screen >= 0) /* this is not the first time through */
980 { 1166 {
981 rxvt_scr_change_screen (this, curr_screen); 1167 scr_change_screen (curr_screen);
982 rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); 1168 selection_check (old_ncol != ncol ? 4 : 0);
983 } 1169 }
984 } 1170 }
985 1171
986 old_width = szHint.width; 1172 old_width = szHint.width;
987 old_height = szHint.height; 1173 old_height = szHint.height;
988 1174
1175#ifdef XPM_BACKGROUND
1176 if (pixmap)
1177 scr_touch (false);
1178#endif
1179
989#ifdef USE_XIM 1180#ifdef USE_XIM
990 rxvt_IMSetStatusPosition (this); 1181 IMSetStatusPosition ();
991#endif 1182#endif
992} 1183}
993 1184
994/* 1185/*
995 * 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.
996 * good for toggling 80/132 columns 1187 * good for toggling 80/132 columns
997 */ 1188 */
998/* EXTPROTO */
999void 1189void
1000rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1190rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001{ 1191{
1002 XWindowAttributes wattr; 1192 XWindowAttributes wattr;
1003 1193
1004 if (width == 0 || height == 0) { 1194 if (newwidth == 0 || newheight == 0)
1195 {
1005 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1196 XGetWindowAttributes (display->display, display->root, &wattr);
1197
1006 if (width == 0) 1198 if (newwidth == 0)
1007 width = wattr.width - R->szHint.base_width; 1199 newwidth = wattr.width - szHint.base_width;
1008 if (height == 0) 1200 if (newheight == 0)
1009 height = wattr.height - R->szHint.base_height; 1201 newheight = wattr.height - szHint.base_height;
1202 }
1203
1204 if (newwidth != width || newheight != height)
1010 } 1205 {
1011 if (width != R->TermWin.width || height != R->TermWin.height) {
1012 width += R->szHint.base_width; 1206 newwidth += szHint.base_width;
1013 height += R->szHint.base_height; 1207 newheight += szHint.base_height;
1014 R->resize_all_windows (width, height, 0); 1208 resize_all_windows (newwidth, newheight, 0);
1015 } 1209 }
1016} 1210}
1017 1211
1018/* -------------------------------------------------------------------- * 1212/* -------------------------------------------------------------------- *
1019 * - X INPUT METHOD ROUTINES - * 1213 * - X INPUT METHOD ROUTINES - *
1020 * -------------------------------------------------------------------- */ 1214 * -------------------------------------------------------------------- */
1021#ifdef USE_XIM 1215#ifdef USE_XIM
1022void
1023rxvt_term::set_size (XRectangle *size)
1024{
1025 size->x = TermWin.int_bwidth;
1026 size->y = TermWin.int_bwidth;
1027 size->width = Width2Pixel(TermWin.ncol);
1028 size->height = Height2Pixel(TermWin.nrow);
1029}
1030 1216
1031void 1217void
1032rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1218rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033{ 1219{
1034 *fg = PixColors[Color_fg]; 1220 fg = pix_colors[Color_fg];
1035 *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;
1036} 1248}
1037 1249
1038/* Checking whether input method is running. */ 1250/* Checking whether input method is running. */
1039/* INTPROTO */
1040Bool 1251bool
1041rxvt_IMisRunning(pR) 1252rxvt_term::IMisRunning ()
1042{ 1253{
1043 char *p; 1254 char *p;
1044 Atom atom; 1255 Atom atom;
1045 Window win; 1256 Window win;
1046 char server[IMBUFSIZ]; 1257 char server[IMBUFSIZ];
1047 1258
1048/* get current locale modifier */ 1259 /* get current locale modifier */
1049 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1260 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1261 {
1050 STRCPY(server, "@server="); 1262 strcpy (server, "@server=");
1051 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1263 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1264
1052 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1265 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053 *p = '\0'; 1266 *p = '\0';
1054 1267
1055 atom = XInternAtom(R->Xdisplay, server, False); 1268 atom = XInternAtom (display->display, server, False);
1056 win = XGetSelectionOwner(R->Xdisplay, atom); 1269 win = XGetSelectionOwner (display->display, atom);
1270
1057 if (win != None) 1271 if (win != None)
1058 return True; 1272 return True;
1059 } 1273 }
1274
1060 return False; 1275 return False;
1061} 1276}
1062 1277
1063/* EXTPROTO */
1064void 1278void
1065rxvt_IMSendSpot(pR) 1279rxvt_term::IMSendSpot ()
1066{ 1280{
1067 XPoint spot; 1281 XPoint nspot;
1068 XVaNestedList preedit_attr; 1282 XVaNestedList preedit_attr;
1069 1283
1070 if (R->Input_Context == NULL 1284 if (!Input_Context
1285 || !focus
1071 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1286 || !(input_style & XIMPreeditPosition))
1072 || !(R->event_type == KeyPress
1073 || R->event_type == Expose
1074 || R->event_type == NoExpose
1075 || R->event_type == SelectionNotify
1076 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1077 || !rxvt_IMisRunning(aR))
1078 return; 1287 return;
1079 1288
1080 R->set_position (&spot); 1289 im_set_position (nspot);
1081 1290
1291 if (nspot.x == spot.x && nspot.y == spot.y)
1292 return;
1293
1294 spot = nspot;
1295
1082 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1296 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1297 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084 XFree(preedit_attr); 1298 XFree (preedit_attr);
1085} 1299}
1086 1300
1087void 1301void
1088rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1302rxvt_term::im_destroy ()
1089 XRectangle * needed_rect)
1090{ 1303{
1091 int mbh, vtx = 0; 1304 if (input_method)
1305 {
1306 if (Input_Context && input_method->xim)
1307 XDestroyIC (Input_Context);
1092 1308
1093 if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) 1309 display->put_xim (input_method);
1094 vtx = scrollbar_TotalWidth(); 1310 input_method = 0;
1311 }
1095 1312
1096 mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097 mbh -= TermWin.lineSpace;
1098
1099 preedit_rect->x = needed_rect->width + vtx;
1100 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103 preedit_rect->height = Height2Pixel(1);
1104
1105 status_rect->x = vtx;
1106 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109 status_rect->height = Height2Pixel(1);
1110}
1111
1112/* ARGSUSED */
1113/* INTPROTO */
1114void
1115rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116 __attribute__ ((unused)), XPointer call_data
1117 __attribute__ ((unused)))
1118{
1119 dR;
1120
1121 R->Input_Context = NULL; 1313 Input_Context = 0;
1122/* To avoid Segmentation Fault in C locale: Solaris only? */
1123 if (STRCMP(R->locale, "C"))
1124 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125 rxvt_IMInstantiateCallback, NULL);
1126} 1314}
1127 1315
1128/* 1316/*
1129 * 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
1130 * open a suitable preedit type 1318 * open a suitable preedit type
1131 */ 1319 */
1132static Bool 1320bool
1133rxvt_IM_get_IC (pR) 1321rxvt_term::IM_get_IC (const char *modifiers)
1134{ 1322{
1135 int i, j, found; 1323 int i, j, found;
1136 XIM xim; 1324 XIM xim;
1137 XPoint spot; 1325 XPoint spot;
1138 XRectangle rect, status_rect, needed_rect; 1326 XRectangle rect, status_rect, needed_rect;
1139 unsigned long fg, bg; 1327 unsigned long fg, bg;
1140 const char *p; 1328 const char *p;
1141 char **s; 1329 char **s;
1142 XIMStyles *xim_styles; 1330 XIMStyles *xim_styles;
1143 XVaNestedList preedit_attr, status_attr;
1144 XIMCallback ximcallback;
1145 1331
1332 set_environ (envv);
1333
1334 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1335 return false;
1336
1146 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1337 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1147 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); 1338 input_method = display->get_xim (locale, modifiers);
1148 if (xim == NULL) 1339 if (input_method == NULL)
1149 return False; 1340 return false;
1150 1341
1342 xim = input_method->xim;
1343 spot.x = spot.y = -1;
1344
1151 xim_styles = NULL; 1345 xim_styles = NULL;
1152 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1346 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153 || !xim_styles || !xim_styles->count_styles) { 1347 || !xim_styles || !xim_styles->count_styles)
1154 XCloseIM(xim); 1348 {
1349 im_destroy ();
1155 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++)
1156 } 1356 {
1357 p = pet[pi];
1157 1358
1158 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1359 if (!p)
1159 : "OverTheSpot,OffTheSpot,Root"; 1360 continue;
1361
1160 s = rxvt_splitcommastring(p); 1362 s = rxvt_splitcommastring (p);
1363
1161 for (i = found = 0; !found && s[i]; i++) { 1364 for (i = found = 0; !found && s[i]; i++)
1365 {
1162 if (!STRCMP(s[i], "OverTheSpot")) 1366 if (!strcmp (s[i], "OverTheSpot"))
1163 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1367 input_style = (XIMPreeditPosition | XIMStatusNothing);
1164 else if (!STRCMP(s[i], "OffTheSpot")) 1368 else if (!strcmp (s[i], "OffTheSpot"))
1165 R->input_style = (XIMPreeditArea | XIMStatusArea); 1369 input_style = (XIMPreeditArea | XIMStatusArea);
1166 else if (!STRCMP(s[i], "Root")) 1370 else if (!strcmp (s[i], "Root"))
1167 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1371 input_style = (XIMPreeditNothing | XIMStatusNothing);
1372 else if (!strcmp (s[i], "None"))
1373 input_style = (XIMPreeditNone | XIMStatusNone);
1168 1374
1169 for (j = 0; j < xim_styles->count_styles; j++) 1375 for (j = 0; j < xim_styles->count_styles; j++)
1170 if (R->input_style == xim_styles->supported_styles[j]) { 1376 if (input_style == xim_styles->supported_styles[j])
1377 {
1378 rxvt_freecommastring (s);
1379
1171 found = 1; 1380 found = 1;
1172 break; 1381 goto foundpet;
1173 } 1382 }
1383
1384 }
1385
1386 rxvt_freecommastring (s);
1174 } 1387 }
1175 for (i = 0; s[i]; i++) 1388
1176 free(s[i]); 1389foundpet:
1177 free(s); 1390
1178 XFree(xim_styles); 1391 XFree (xim_styles);
1179 1392
1180 if (!found) { 1393 if (!found)
1181 XCloseIM(xim); 1394 {
1395 im_destroy ();
1182 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))
1183 } 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];
1184 1409
1185 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);
1186 1420
1187 /* 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,
1188 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1422 &missing_charset_list, &missing_charset_count, &def_string);
1189 1423
1190 preedit_attr = status_attr = NULL; 1424 if (missing_charset_list)
1425 XFreeStringList (missing_charset_list);
1191 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
1192 if (R->input_style & XIMPreeditPosition) { 1434 if (input_style & XIMPreeditPosition)
1435 {
1193 R->set_size (&rect); 1436 im_set_size (rect);
1194 R->set_position (&spot); 1437 im_set_position (spot);
1195 R->set_color (&fg, &bg); 1438 im_set_color (fg, bg);
1196 1439
1197 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1440 preedit_attr = XVaCreateNestedList (0,
1441 XNForeground, fg,
1442 XNBackground, bg,
1443 XNArea, &rect,
1198 XNSpotLocation, &spot, 1444 XNSpotLocation, &spot,
1199 XNForeground, fg, XNBackground, bg,
1200 //XNFontSet, R->TermWin.fontset, 1445 XNFontSet, fs,
1201 NULL);
1202 } else if (R->input_style & XIMPreeditArea) {
1203 R->set_color (&fg, &bg);
1204
1205 /*
1206 * The necessary width of preedit area is unknown
1207 * until create input context.
1208 */
1209 needed_rect.width = 0;
1210
1211 R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214 XNForeground, fg, XNBackground, bg,
1215 //XNFontSet, R->TermWin.fontset,
1216 NULL);
1217 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218 XNForeground, fg, XNBackground, bg,
1219 //XNFontSet, R->TermWin.fontset,
1220 NULL); 1446 NULL);
1221 } 1447 }
1222 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,
1223 XNClientWindow, R->TermWin.parent[0], 1475 XNClientWindow, vt,
1224 XNFocusWindow, R->TermWin.parent[0], 1476 XNFocusWindow, parent[0],
1225 XNDestroyCallback, &ximcallback,
1226 preedit_attr ? XNPreeditAttributes : NULL, 1477 preedit_attr ? XNPreeditAttributes : NULL,
1227 preedit_attr, 1478 preedit_attr,
1228 status_attr ? XNStatusAttributes : NULL, 1479 status_attr ? XNStatusAttributes : NULL,
1229 status_attr, NULL); 1480 status_attr, NULL);
1230 if (preedit_attr) 1481
1231 XFree(preedit_attr); 1482 if (preedit_attr) XFree (preedit_attr);
1232 if (status_attr) 1483 if (status_attr) XFree (status_attr);
1233 XFree(status_attr); 1484 if (fs) XFreeFontSet (display->display, fs);
1485
1234 if (R->Input_Context == NULL) { 1486 if (Input_Context == NULL)
1235 rxvt_print_error("failed to create input context"); 1487 {
1236 XCloseIM(xim); 1488 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1489 im_destroy ();
1237 return False; 1490 return false;
1238 } 1491 }
1492
1239 if (R->input_style & XIMPreeditArea) 1493 if (input_style & XIMPreeditArea)
1240 rxvt_IMSetStatusPosition(aR); 1494 IMSetStatusPosition ();
1495
1241 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1496 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1242 return True; 1497 return true;
1243} 1498}
1244 1499
1245/*
1246 * X manual pages and include files don't match on some systems:
1247 * some think this is an XIDProc and others an XIMProc so we can't
1248 * use the first argument - need to update this to be nice for
1249 * both types via some sort of configure detection
1250 */
1251/* ARGSUSED */
1252/* EXTPROTO */
1253void 1500void
1254rxvt_IMInstantiateCallback(Display * unused 1501rxvt_term::im_cb ()
1255 __attribute__ ((unused)), XPointer client_data
1256 __attribute__ ((unused)), XPointer call_data
1257 __attribute__ ((unused)))
1258{ 1502{
1259 dR; 1503 int i;
1260 int i, found, had_im;
1261 const char *p; 1504 const char *p;
1262 char **s; 1505 char **s;
1263 char buf[IMBUFSIZ]; 1506 char buf[IMBUFSIZ];
1264 1507
1508 make_current ();
1509
1510 im_destroy ();
1511
1265 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1512 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1266 if (R->Input_Context) 1513 if (Input_Context)
1267 return; 1514 return;
1268 1515
1269#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1516#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270 if (R->rs[Rs_imLocale]) 1517 if (rs[Rs_imLocale])
1271 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1518 SET_LOCALE (rs[Rs_imLocale]);
1272#endif 1519#endif
1273 1520
1274 p = R->rs[Rs_inputMethod]; 1521 p = rs[Rs_inputMethod];
1275 if (p && *p) 1522 if (p && *p)
1276 { 1523 {
1277 bool found = false; 1524 bool found = false;
1278 1525
1279 s = rxvt_splitcommastring (p); 1526 s = rxvt_splitcommastring (p);
1527
1280 for (i = 0; s[i]; i++) 1528 for (i = 0; s[i]; i++)
1281 { 1529 {
1282 if (*s[i]) 1530 if (*s[i])
1283 { 1531 {
1284 STRCPY (buf, "@im="); 1532 strcpy (buf, "@im=");
1285 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1533 strncat (buf, s[i], IMBUFSIZ - 5);
1286 if ((p = XSetLocaleModifiers (buf)) && *p 1534 if (IM_get_IC (buf))
1287 && rxvt_IM_get_IC (aR))
1288 { 1535 {
1289 found = true; 1536 found = true;
1290 break; 1537 break;
1291 } 1538 }
1292 } 1539 }
1293 } 1540 }
1294 for (i = 0; s[i]; i++) 1541
1295 free(s[i]); 1542 rxvt_freecommastring (s);
1296 free(s);
1297 1543
1298 if (found) 1544 if (found)
1299 goto done; 1545 goto done;
1300 } 1546 }
1301 1547
1302/* try with XMODIFIERS env. var. */ 1548 /* try with XMODIFIERS env. var. */
1303 if ((p = XSetLocaleModifiers ("")) && *p 1549 if (IM_get_IC (""))
1304 && rxvt_IM_get_IC (aR))
1305 goto done; 1550 goto done;
1306 1551
1307/* 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 */
1308 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1553 if (IM_get_IC ("@im=none"))
1309 && rxvt_IM_get_IC (aR) == True)
1310 goto done; 1554 goto done;
1311 1555
1312done: 1556done:
1313#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1557#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314 if (R->rs[Rs_imLocale]) 1558 if (rs[Rs_imLocale])
1315 setlocale (LC_CTYPE, R->locale); 1559 SET_LOCALE (locale);
1316#endif 1560#endif
1317} 1561}
1318 1562
1319/* EXTPROTO */
1320void 1563void
1321rxvt_IMSetStatusPosition(pR) 1564rxvt_term::IMSetStatusPosition ()
1322{ 1565{
1323 XRectangle preedit_rect, status_rect, *needed_rect; 1566 XRectangle preedit_rect, status_rect, *needed_rect;
1324 XVaNestedList preedit_attr, status_attr; 1567 XVaNestedList preedit_attr, status_attr;
1325 1568
1326 if (R->Input_Context == NULL 1569 if (!Input_Context
1570 || !focus
1327 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1571 || !(input_style & XIMPreeditArea)
1328 || !rxvt_IMisRunning(aR)) 1572 || !IMisRunning ())
1329 return; 1573 return;
1330 1574
1331/* Getting the necessary width of preedit area */ 1575 /* Getting the necessary width of preedit area */
1332 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1576 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1577 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334 XFree(status_attr); 1578 XFree (status_attr);
1335 1579
1336 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);
1337 1582
1338 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1583 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1584 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340 1585
1341 XSetICValues(R->Input_Context, 1586 XSetICValues (Input_Context,
1342 XNPreeditAttributes, preedit_attr, 1587 XNPreeditAttributes, preedit_attr,
1343 XNStatusAttributes, status_attr, NULL); 1588 XNStatusAttributes, status_attr, NULL);
1344 1589
1345 XFree(preedit_attr); 1590 XFree (preedit_attr);
1346 XFree(status_attr); 1591 XFree (status_attr);
1347} 1592}
1348#endif /* USE_XIM */ 1593#endif /* USE_XIM */
1349 1594
1350/*----------------------------------------------------------------------*/
1351rxvt_t rxvt_current_term;
1352
1353/*----------------------- end-of-file (C source) -----------------------*/ 1595/*----------------------- end-of-file (C source) -----------------------*/

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