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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.23 by pcg, Sat Jan 31 03:18:43 2004 UTC vs.
Revision 1.212 by root, Tue Jan 31 18:36:35 2006 UTC

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

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