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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.354 by root, Mon Feb 21 07:41:02 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * 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>
7 * - original version 7 * - original version
… …
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
16 * 17 *
17 * 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
18 * 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
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
… …
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
35 38
39#include <limits>
40
41#include <cassert>
36#include <signal.h> 42#include <csignal>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h>
40#endif
41
42#ifdef HAVE_TERMIOS_H
43# include <termios.h>
44#endif
45
46#include <cstring> 43#include <cstring>
47 44
45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
53# endif
54#endif
55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
48static char curlocale[128]; 62static char curlocale[128], savelocale[128];
49 63
50void 64bool
51rxvt_set_locale (const char *locale) 65rxvt_set_locale (const char *locale) NOTHROW
52{ 66{
53 if (locale && STRNCMP (locale, curlocale, 128)) 67 int size = strlen (locale) + 1;
54 { 68
55 STRNCPY (curlocale, locale, 128); 69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 76 setlocale (LC_CTYPE, curlocale);
57 } 77 return true;
58} 78}
59 79
60void * 80void
61rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
62{ 82{
63 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
64 86
65 MEMSET (p, 0, s); 87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
104 {
105 if (cc->c2 == c2) return c1;
106 cc = (*this)[cc->c1];
107 }
108
109 // check to see whether this combination already exists otherwise
110 for (cc = v.end (); cc-- > v.begin (); )
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
66 return p; 150 return len;
67}
68 151
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 152}
153#endif
74 154
75rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
76 : 156{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 157#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif 159#endif
86#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88#endif 162#endif
89#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91#endif 181#endif
92#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 184#endif
95 check_ev (this, &rxvt_term::check_cb), 185#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 187#endif
98 incr_ev (this, &rxvt_term::incr_cb), 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
214}
215
216rxvt_term::~rxvt_term ()
217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229#ifdef HAVE_BG_PIXMAP
230 bg_destroy ();
231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
99#ifdef USE_XIM 238#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 239 im_destroy ();
101#endif 240#endif
102{ 241 scrollBar.destroy ();
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 242 if (gc) XFreeGC (dpy, gc);
104}
105 243
106rxvt_term::~rxvt_term () 244 delete drawable;
107{ 245 // destroy all windows
108 if (cmd_fd >= 0) 246 if (parent[0])
109 close (cmd_fd); 247 XDestroyWindow (dpy, parent[0]);
248
249 for (int i = 0; i < TOTAL_COLORS; i++)
250 if (ISSET_PIXCOLOR (i))
251 {
252 pix_colors_focused [i].free (this);
253#if OFF_FOCUS_FADING
254 pix_colors_unfocused [i].free (this);
255#endif
256 }
257
258 clear ();
259
260 display->flush (); /* ideally .put should do this */
261 displays.put (display);
262 }
110 263
111 scr_release (); 264 scr_release ();
112 265
266 /* clear all resources */
267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
269
270 free (selection.text);
271 free (selection.clip_text);
272 // TODO: manage env vars in child only(!)
273 free (env_display);
274 free (env_term);
113 free (locale); 275 free (locale);
114 free (codeset); 276 free (v_buffer);
115 277
116#ifndef NO_SETOWNER_TTYDEV 278 delete selection_req;
117 privileged_ttydev (RESTORE);
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 279
123 // TODO: free pixcolours, colours should become part of rxvt_display 280 delete envv;
281 delete argv;
124 282
125 delete PixColors; 283#ifdef KEYSYM_RESOURCE
284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
126 290
127 displays.put (display); 291// child has exited, usually destroys
292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
128} 301}
129 302
130void 303void
131rxvt_term::destroy () 304rxvt_term::destroy ()
132{ 305{
306 if (destroy_ev.is_active ())
307 return;
308
309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
310
311#if ENABLE_OVERLAY
312 scr_overlay_off ();
313#endif
314
133 if (display) 315 if (display)
134 { 316 {
135 if (TermWin.parent[0]) 317#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 318 im_ev.stop (display);
137 319#endif
320 scrollbar_ev.stop (display);
321#if ENABLE_TRANSPARENCY || ENABLE_PERL
322 rootwin_ev.stop (display);
323#endif
138 termwin_ev.stop (display); 324 termwin_ev.stop (display);
139 vt_ev.stop (display); 325 vt_ev.stop (display);
140
141#ifdef USE_XIM
142 im_destroy ();
143 im_ev.stop (display);
144#endif
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 326 }
152 327
153 check_ev.stop (); 328 flush_ev.stop ();
154 pty_ev.stop (); 329 pty_ev.stop ();
155#ifdef CURSOR_BLINK 330#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 331 cursor_blink_ev.stop ();
157#endif 332#endif
158#ifdef TEXT_BLINK 333#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 334 text_blink_ev.stop ();
160#endif 335#endif
336#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
337 cont_scroll_ev.stop ();
338#endif
339#ifdef SELECTION_SCROLLING
340 sel_scroll_ev.stop ();
341#endif
161#ifdef POINTER_BLANK 342#ifdef POINTER_BLANK
162 pointer_ev.stop (); 343 pointer_ev.stop ();
163#endif 344#endif
164 345
165 destroy_ev.start (0); 346 destroy_ev.start ();
166} 347}
167 348
168void 349void
169rxvt_term::destroy_cb (time_watcher &w) 350rxvt_term::destroy_cb (ev::idle &w, int revents)
170{ 351{
171 SET_R (this); 352 make_current ();
172 353
173 delete this; 354 delete this;
174} 355}
175 356
176/*----------------------------------------------------------------------*/
177/* rxvt_init() */
178/* LIBPROTO */
179rxvt_t
180rxvt_init (int argc, const char *const *argv)
181{
182 SET_R (new rxvt_term);
183
184 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185 {
186 delete GET_R;
187 SET_R (0);
188 }
189
190 return GET_R;
191}
192
193static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195void 357void
196rxvt_init_signals () 358rxvt_term::set_option (uint8_t opt, bool set)
197{ 359{
198 /* install exit handler for cleanup */ 360 if (!opt)
199#if 0
200#ifdef HAVE_ATEXIT
201 atexit(rxvt_clean_exit);
202#else
203#endif
204#endif
205
206 struct sigaction sa;
207
208 sigfillset (&sa.sa_mask);
209 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
218 /* signal (SIGURG, SIG_DFL); */
219
220 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222}
223
224bool
225rxvt_term::init (int argc, const char *const *argv)
226{
227 /*
228 * Save and then give up any super-user privileges
229 * If we need privileges in any area then we must specifically request it.
230 * We should only need to be root in these cases:
231 * 1. write utmp entries on some systems
232 * 2. chown tty on some systems
233 */
234 privileges (SAVE);
235 privileges (IGNORE);
236
237 init_secondary ();
238
239 const char **cmd_argv = init_resources (argc, argv);
240
241 set_locale ("");
242
243#if (MENUBAR_MAX)
244 menubar_read (rs[Rs_menu]);
245#endif
246#ifdef HAVE_SCROLLBARS
247 if (Options & Opt_scrollBar)
248 scrollBar.setIdle (); /* set existence for size calculations */
249#endif
250
251 create_windows (argc, argv);
252
253 init_xlocale ();
254
255 scr_reset (); /* initialize screen */
256#ifdef RXVT_GRAPHICS
257 Gr_reset (); /* reset graphics */
258#endif
259
260#if 0
261#ifdef DEBUG_X
262 XSynchronize(display->display, True);
263#endif
264#endif
265
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 resize_scrollbar (); /* create and map scrollbar */
269#endif
270#if (MENUBAR_MAX)
271 if (menubar_visible(r))
272 XMapWindow (display->display, menuBar.win);
273#endif
274#ifdef TRANSPARENT
275 if (Options & Opt_transparent)
276 {
277 XSelectInput (display->display, display->root, PropertyChangeMask);
278 check_our_parents ();
279 }
280#endif
281
282 rootwin_ev.start (display, display->root);
283
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal (sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error ("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill (getpid (), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0; 361 return;
362
363 uint8_t mask = 1 << (opt & 7);
364 uint8_t &val = options [opt >> 3];
365
366 val = val & ~mask | (set ? mask : 0);
347} 367}
348 368
349/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
350/* 370/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 372 * TODO: if debugging, this should free up any known resources if we can
353 */ 373 */
354/* EXTPROTO */ 374static XErrorHandler old_xerror_handler;
355void
356rxvt_clean_exit ()
357{
358 // TODO: rxvtd should clean up all ressources
359 if (GET_R)
360 GET_R->destroy ();
361}
362 375
363/* ------------------------------------------------------------------------- * 376static void
364 * MEMORY ALLOCATION WRAPPERS * 377rxvt_emergency_cleanup ()
365 * ------------------------------------------------------------------------- */
366/* EXTPROTO */
367void *
368rxvt_malloc(size_t size)
369{ 378{
370 void *p; 379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371 380 (*t)->emergency_cleanup ();
372 p = malloc(size);
373 if (p)
374 return p;
375
376 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377 rxvt_clean_exit();
378 exit(EXIT_FAILURE);
379 /* NOTREACHED */
380} 381}
381 382
382/* EXTPROTO */ 383#if !ENABLE_MINIMAL
383void * 384static void
384rxvt_calloc(size_t number, size_t size) 385print_x_error (Display *dpy, XErrorEvent *event)
385{ 386{
386 void *p; 387 char buffer[BUFSIZ];
387 388 char mesg[BUFSIZ];
388 p = calloc(number, size); 389 char number[32];
389 if (p) 390 const char mtype[] = "XlibMessage";
390 return p; 391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
393 rxvt_clean_exit(); 394 rxvt_warn ("%s: %s\n", mesg, buffer);
394 exit(EXIT_FAILURE); 395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 /* NOTREACHED */ 396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404 }
405 if ((event->error_code == BadWindow) ||
406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
396} 429}
430#endif
397 431
398/* EXTPROTO */ 432int
399void * 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
400rxvt_realloc(void *ptr, size_t size)
401{ 434{
402 void *p; 435 if (GET_R->allowedxerror == -1)
403 436 GET_R->allowedxerror = event->error_code;
404 if (ptr)
405 p = realloc(ptr, size);
406 else 437 else
407 p = malloc(size); 438 {
408 if (p) 439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_MINIMAL
442 old_xerror_handler (display, event);
443#else
444 print_x_error (display, event);
445#endif
446 }
447
409 return p; 448 return 0;
449}
410 450
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 451int
412 rxvt_clean_exit(); 452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
413 exit(EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
414 /* NOTREACHED */
415} 458}
416 459
417/* ------------------------------------------------------------------------- * 460static struct sig_handlers
418 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */
421void
422rxvt_term::privileges (int mode)
423{ 461{
424#if ! defined(__CYGWIN32__) 462 ev::sig sw_term, sw_int;
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 463
426 /* setreuid() is the poor man's setuid(), seteuid() */ 464 /*
427# define seteuid(a) setreuid(-1, (a)) 465 * Catch a fatal signal and tidy up before quitting
428# define setegid(a) setregid(-1, (a)) 466 */
429# define HAVE_SETEUID 467 void sig_term (ev::sig &w, int revents);
468
469 sig_handlers ()
470 {
471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
473 }
474} sig_handlers;
475
476void
477sig_handlers::sig_term (ev::sig &w, int revents)
478{
479 rxvt_emergency_cleanup ();
480 w.stop ();
481 kill (getpid (), w.signum);
482}
483
484static void
485rxvt_get_ttymode (struct termios *tio)
486{
487 if (tcgetattr (STDIN_FILENO, tio) < 0)
488 memset (tio, 0, sizeof (struct termios));
489
490 for (int i = 0; i < NCCS; i++)
491 tio->c_cc[i] = VDISABLE;
492
493 tio->c_cc[VINTR] = CINTR;
494 tio->c_cc[VQUIT] = CQUIT;
495 tio->c_cc[VERASE] = CERASE;
496#ifdef VERASE2
497 tio->c_cc[VERASE2] = CERASE2;
498#endif
499 tio->c_cc[VKILL] = CKILL;
500 tio->c_cc[VEOF] = CEOF;
501 tio->c_cc[VSTART] = CSTART;
502 tio->c_cc[VSTOP] = CSTOP;
503 tio->c_cc[VSUSP] = CSUSP;
504# ifdef VDSUSP
505 tio->c_cc[VDSUSP] = CDSUSP;
430# endif 506# endif
431# ifdef HAVE_SETEUID 507# ifdef VREPRINT
432 switch (mode) 508 tio->c_cc[VREPRINT] = CRPRNT;
433 {
434 case IGNORE:
435 /*
436 * change effective uid/gid - not real uid/gid - so we can switch
437 * back to root later, as required
438 */
439 seteuid(getuid());
440 setegid(getgid());
441 break;
442 case SAVE:
443 euid = geteuid();
444 egid = getegid();
445 break;
446 case RESTORE:
447 seteuid(euid);
448 setegid(egid);
449 break;
450 }
451# else
452 switch (mode)
453 {
454 case IGNORE:
455 setuid(getuid());
456 setgid(getgid());
457 /* FALLTHROUGH */
458 case SAVE:
459 /* FALLTHROUGH */
460 case RESTORE:
461 break;
462 }
463# endif 509# endif
464#endif 510# ifdef VDISCRD
465} 511 tio->c_cc[VDISCRD] = CFLUSH;
466
467#ifdef UTMP_SUPPORT
468void
469rxvt_term::privileged_utmp (char action)
470{
471 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472 action, next_utmp_action, getpid()));
473 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474 || (Options & Opt_utmpInhibit)
475 || ttydev == NULL || *ttydev == '\0')
476 return;
477
478 privileges (RESTORE);
479 if (action == SAVE)
480 {
481 next_utmp_action = RESTORE;
482 makeutent (ttydev, rs[Rs_display_name]);
483 }
484 else
485 { /* action == RESTORE */
486 next_utmp_action = IGNORE;
487 cleanutent ();
488 }
489 privileges (IGNORE);
490}
491#endif
492
493#ifndef NO_SETOWNER_TTYDEV
494void
495rxvt_term::privileged_ttydev (char action)
496{
497 D_MAIN((stderr,
498 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
499 action, next_tty_action, getpid()));
500 if (next_tty_action != action || (action != SAVE && action != RESTORE)
501 || ttydev == NULL || *ttydev == '\0')
502 return;
503
504 privileges (RESTORE);
505
506 if (action == SAVE)
507 {
508 next_tty_action = RESTORE;
509# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512 next_tty_action = IGNORE;
513 else
514# endif 512# endif
515 513# ifdef VWERSE
516 { 514 tio->c_cc[VWERSE] = CWERASE;
517 chown(ttydev, getuid(), ttygid); /* fail silently */
518 chmod(ttydev, ttymode);
519# ifdef HAVE_REVOKE
520 revoke(ttydev);
521# endif 515# endif
522 516# ifdef VLNEXT
523 } 517 tio->c_cc[VLNEXT] = CLNEXT;
524 }
525 else
526 { /* action == RESTORE */
527 next_tty_action = IGNORE;
528# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529 chmod(ttydev, ttyfd_stat.st_mode);
530 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531# else
532 chmod(ttydev,
533 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534 chown(ttydev, 0, 0);
535# endif 518# endif
536 519# ifdef VSTATUS
537 } 520 tio->c_cc[VSTATUS] = CSTATUS;
538
539 privileges (IGNORE);
540
541# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543 action == RESTORE ? "Restoring" : (action ==
544 SAVE ? "Saving" :
545 "UNKNOWN ERROR for"), ttydev,
546 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547 ttyfd_stat.st_gid));
548# endif 521# endif
549} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
550#endif 525# endif
526# if VTIME != VEOL
527 tio->c_cc[VTIME] = 0;
528# endif
529
530 /* input modes */
531 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
532# ifdef IMAXBEL
533 | IMAXBEL
534# endif
535 | IXON);
536
537 /* output modes */
538 tio->c_oflag = (OPOST | ONLCR);
539
540 /* control modes */
541 tio->c_cflag = (CS8 | CREAD);
542
543 /* local modes */
544 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
545# if defined (ECHOCTL) && defined (ECHOKE)
546 | ECHOCTL | ECHOKE
547# endif
548 | ECHOE | ECHOK);
549}
550
551char **rxvt_environ; // startup environment
552
553void
554rxvt_init ()
555{
556 assert (("fontMask must not overlap other RS masks",
557 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
558
559 rxvt_get_ttymode (&rxvt_term::def_tio);
560
561 // get rid of stdin/stdout as we don't need them, to free resources
562 dup2 (STDERR_FILENO, STDIN_FILENO);
563 dup2 (STDERR_FILENO, STDOUT_FILENO);
564
565 if (!ev_default_loop ())
566 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
574 sig_handlers.sw_int.start (SIGINT); ev_unref ();
575
576 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
577 // TODO: handle this with exceptions and tolerate the memory loss
578 XSetIOErrorHandler (rxvt_xioerror_handler);
579
580 XrmInitialize ();
581}
551 582
552/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
553/* 584/*
554 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
556 */ 587 */
557void 588void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 590{
560 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
562 unsigned int w, h; 593 unsigned int w, h;
563 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
564 595
565 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566 TermWin.ncol, TermWin.nrow, szHint.width,
567 szHint.height));
568 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 599
572 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
573 flags = 0; 601 flags = 0;
602
574 if (!parsed_geometry) 603 if (!parsed_geometry)
575 { 604 {
576 parsed_geometry = 1; 605 parsed_geometry = 1;
606
577 if (rs[Rs_geometry]) 607 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
579 if (flags & WidthValue) 610 if (flags & WidthValue)
580 { 611 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 612 if (!w)
613 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
614
615 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 616 szHint.flags |= USSize;
583 } 617 }
618
584 if (flags & HeightValue) 619 if (flags & HeightValue)
585 { 620 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 621 if (!h)
622 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
623
624 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 625 szHint.flags |= USSize;
588 } 626 }
627
589 if (flags & XValue) 628 if (flags & XValue)
590 { 629 {
591 szHint.x = x; 630 szHint.x = x;
592 szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
593 if (flags & XNegative) 633 if (flags & XNegative)
594 { 634 {
595 recalc_x = 1; 635 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
597 } 637 }
598 } 638 }
639
599 if (flags & YValue) 640 if (flags & YValue)
600 { 641 {
601 szHint.y = y; 642 szHint.y = y;
602 szHint.flags |= USPosition; 643 szHint.flags |= USPosition;
644
603 if (flags & YNegative) 645 if (flags & YNegative)
604 { 646 {
605 recalc_y = 1; 647 recalc_y = 1;
648
606 if (szHint.win_gravity == NorthEastGravity) 649 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 650 szHint.win_gravity = SouthEastGravity;
608 else 651 else
609 szHint.win_gravity = SouthWestGravity; 652 szHint.win_gravity = SouthWestGravity;
610 } 653 }
611 } 654 }
612 } 655 }
656
613 /* TODO: BOUNDS */ 657 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 658 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 659 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
618 662
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 664
621 sb_w = mb_h = 0;
622 window_vt_x = window_vt_y = 0; 665 window_vt_x = window_vt_y = int_bwidth;
623 if (scrollbar_visible ()) 666
667 if (scrollBar.state)
624 { 668 {
625 sb_w = scrollbar_TotalWidth(); 669 int sb_w = scrollBar.total_width ();
626 szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
627 if (!(Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
628 window_vt_x = sb_w; 673 window_vt_x += sb_w;
629 }
630 if (menubar_visible ())
631 { 674 }
632 mb_h = menuBar_TotalHeight(); 675
633 szHint.base_height += mb_h;
634 window_vt_y = mb_h;
635 }
636 szHint.width_inc = TermWin.fwidth; 676 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 677 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
640 680
641 if (width && width - szHint.base_width < max_width) 681 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 682 {
643 szHint.width = width; 683 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 684 width = newwidth - szHint.base_width;
645 } 685 }
646 else 686 else
647 { 687 {
648 MIN_IT(TermWin.width, max_width); 688 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 689 szHint.width = szHint.base_width + width;
650 } 690 }
691
651 if (height && height - szHint.base_height < max_height) 692 if (newheight && newheight - szHint.base_height < max_height)
652 { 693 {
653 szHint.height = height; 694 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 695 height = newheight - szHint.base_height;
655 } 696 }
656 else 697 else
657 { 698 {
658 MIN_IT(TermWin.height, max_height); 699 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 700 szHint.height = szHint.base_height + height;
660 } 701 }
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w;
663 702
664 if (recalc_x) 703 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth); 705
667 if (recalc_y) 706 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 708
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 709 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 710 nrow = height / fheight;
673 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674 TermWin.ncol, TermWin.nrow, szHint.width,
675 szHint.height));
676 return;
677} 711}
678 712
679/*----------------------------------------------------------------------*/ 713/*----------------------------------------------------------------------*/
680/* 714/*
681 * Tell the teletype handler what size the window is. 715 * Tell the teletype handler what size the window is.
682 * Called after a window size change. 716 * Called after a window size change.
683 */ 717 */
684void 718void
685rxvt_term::tt_winch () 719rxvt_term::tt_winch ()
686{ 720{
721 if (pty->pty < 0)
722 return;
723
687 struct winsize ws; 724 struct winsize ws;
688 725
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 726 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 727 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 728 ws.ws_xpixel = width;
695#ifndef DEBUG_SIZE 729 ws.ws_ypixel = height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 730 ioctl (pty->pty, TIOCSWINSZ, &ws);
697#else 731
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 732#if 0
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 733 // TIOCSWINSZ is supposed to do this automatically and correctly
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */ 734 if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH); 735 kill (-cmd_pid, SIGWINCH);
703# endif
704#endif 736#endif
705} 737}
706 738
707/*----------------------------------------------------------------------*/ 739/*----------------------------------------------------------------------*/
708/* rxvt_change_font() - Switch to a new font */ 740/* set_fonts () - load and set the various fonts
709/* 741 *
710 * init = 1 - initialize 742 * init = 1 - initialize
711 * 743 *
712 * fontname == FONT_UP - switch to bigger font 744 * fontname == FONT_UP - switch to bigger font
713 * fontname == FONT_DN - switch to smaller font 745 * fontname == FONT_DN - switch to smaller font
714 */ 746 */
715void 747bool
716rxvt_term::change_font (int init, const char *fontname) 748rxvt_term::set_fonts ()
717{} 749{
750 rxvt_fontset *fs = new rxvt_fontset (this);
751 rxvt_fontprop prop;
718 752
753 if (!fs
754 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
755 || !fs->realize_font (1))
756 {
757 delete fs;
758 return false;
759 }
760
761#if ENABLE_STYLES
762 for (int i = RS_styleCount; --i; )
763 if (fontset[i] != fontset[0])
764 delete fontset[i];
765#endif
766
767 delete fontset[0];
768 fontset[0] = fs;
769
770 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
771 prop.height += lineSpace;
772 prop.width += letterSpace;
773
774 fs->set_prop (prop, false);
775
776 fwidth = prop.width;
777 fheight = prop.height;
778 fbase = prop.ascent;
779
780 for (int style = 1; style < 4; style++)
781 {
782#if ENABLE_STYLES
783 const char *res = rs[Rs_font + style];
784
785 if (res && !*res)
786 fontset[style] = fontset[0];
787 else
788 {
789 fontset[style] = fs = new rxvt_fontset (this);
790 rxvt_fontprop prop2 = prop;
791
792 if (res)
793 {
794 fs->populate (res);
795 fs->set_prop (prop2, false);
796 }
797 else
798 {
799 fs->populate (fontset[0]->fontdesc);
800
801 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
802 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
803
804 fs->set_prop (prop2, true);
805 }
806
807 }
808#else
809 fontset[style] = fontset[0];
810#endif
811 }
812
813 if (parent[0])
814 {
815 resize_all_windows (0, 0, 0);
816 scr_remap_chars ();
817 scr_touch (true);
818 }
819
820 return true;
821}
822
719void 823void
720rxvt_term::font_up_down (int n, int direction) 824rxvt_term::set_string_property (Atom prop, const char *str, int len)
721{} 825{
826 XChangeProperty (dpy, parent[0],
827 prop, XA_STRING, 8, PropModeReplace,
828 (const unsigned char *)str, len >= 0 ? len : strlen (str));
829}
830
831void
832rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
833{
834 XTextProperty ct;
835
836 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
837 {
838 XSetTextProperty (dpy, parent[0], &ct, prop);
839 XFree (ct.value);
840 }
841}
842
843void
844rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
845{
846 wchar_t *ws = rxvt_mbstowcs (str, len);
847 char *s = rxvt_wcstoutf8 (ws);
848
849 XChangeProperty (dpy, parent[0],
850 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
851 (const unsigned char *)s, strlen (s));
852
853 free (s);
854 free (ws);
855}
722 856
723/*----------------------------------------------------------------------*/ 857/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 858/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 859/* xterm sequences - title, iconName, color (exptl) */
726void 860void
727rxvt_term::set_title (const char *str) 861rxvt_term::set_title (const char *str)
728{ 862{
729#ifndef SMART_WINDOW_TITLE 863 set_mbstring_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 864#if ENABLE_EWMH
731#else 865 set_utf8_property (xa[XA_NET_WM_NAME], str);
732 char *name;
733
734 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735 name = NULL;
736 if (name == NULL || STRCMP(name, str))
737 XStoreName(display->display, TermWin.parent[0], str);
738 if (name)
739 XFree(name);
740#endif 866#endif
741} 867}
742 868
743void 869void
744rxvt_term::set_iconName (const char *str) 870rxvt_term::set_icon_name (const char *str)
745{ 871{
746#ifndef SMART_WINDOW_TITLE 872 set_mbstring_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 873#if ENABLE_EWMH
748#else 874 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749 char *name;
750
751 if (XGetIconName(display->display, TermWin.parent[0], &name))
752 name = NULL;
753 if (name == NULL || STRCMP(name, str))
754 XSetIconName(display->display, TermWin.parent[0], str);
755 if (name)
756 XFree(name);
757#endif 875#endif
758} 876}
759 877
878void
879rxvt_term::set_window_color (int idx, const char *color)
880{
760#ifdef XTERM_COLOR_CHANGE 881#ifdef XTERM_COLOR_CHANGE
761void
762rxvt_term::set_window_color (int idx, const char *color)
763{
764 rxvt_color xcol; 882 rxvt_color xcol;
765 int i;
766 883
767 if (color == NULL || *color == '\0') 884 if (color == NULL || *color == '\0')
768 return; 885 return;
769 886
887 color = strdup (color);
888 allocated.push_back ((void *)color);
889 rs[Rs_color + idx] = color;
890
770 /* handle color aliases */ 891 /* handle color aliases */
771 if (isdigit(*color)) 892 if (isdigit (*color))
772 { 893 {
773 i = atoi(color); 894 int i = atoi (color);
895
774 if (i >= 8 && i <= 15) 896 if (i >= 8 && i <= 15)
897 {
775 { /* bright colors */ 898 /* bright colors */
776 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 899 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779 SET_PIXCOLOR(idx);
780 goto Done; 900 goto done;
781# endif
782
783 } 901 }
902
784 if (i >= 0 && i <= 7) 903 if (i >= 0 && i <= 7)
904 {
785 { /* normal colors */ 905 /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 906 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx);
788 goto Done; 907 goto done;
789 } 908 }
790 } 909 }
791 if (!rXParseAllocColor (& xcol, color)) 910
792 return; 911 set_color (xcol, color);
793 /* XStoreColor (display->display, XCMAP, XColor*); */
794 912
795 /* 913 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 914 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 915 * so just keep gobbling up the colormap
798 */ 916 */
799# if 0
800 for (i = Color_Black; i <= Color_White; i++)
801 if (PixColors[idx] == PixColors[i])
802 break;
803 if (i > Color_White)
804 {
805 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
806 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
807 DisplayPlanes(display->display, display->screen));
808 }
809# endif
810 917
811 PixColors[idx] = xcol; 918 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx);
813 919
814 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */
816Done: 920done:
817 if (idx == Color_bg && !(Options & Opt_transparent))
818 XSetWindowBackground(display->display, TermWin.vt,
819 PixColors[Color_bg]);
820
821 /* handle Color_BD, scrollbar background, etc. */ 921 /*TODO: handle Color_BD, scrollbar background, etc. */
822 922
823 set_colorfgbg (); 923 update_fade_color (idx);
824 recolour_cursor (); 924 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 925 scr_recolour ();
826 scr_poweron (); 926#endif /* XTERM_COLOR_CHANGE */
827} 927}
828
829#else
830# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */
832 928
833void 929void
834rxvt_term::recolour_cursor () 930rxvt_term::recolour_cursor ()
835{ 931{
836#if TODO 932 XColor fg, bg;
837 rxvt_color xcol[2];
838 933
839 xcol[0] = PixColors[Color_pointer]; 934 (ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 935 ? pix_colors_focused[Color_pointer_fg]
841 XQueryColors (display->display, XCMAP, xcol, 2); 936 : pix_colors_focused[Color_fg]).get (fg);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 937
843#endif 938 (ISSET_PIXCOLOR (Color_pointer_bg)
939 ? pix_colors_focused[Color_pointer_bg]
940 : pix_colors_focused[Color_bg]).get (bg);
941
942 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844} 943}
845 944
846/*----------------------------------------------------------------------*/ 945/*----------------------------------------------------------------------*/
847/* 946/*
848 * find if fg/bg matches any of the normal (low-intensity) colors 947 * find if fg/bg matches any of the normal (low-intensity) colors
849 */ 948 */
850void 949void
851rxvt_term::set_colorfgbg () 950rxvt_term::set_colorfgbg ()
852{ 951{
853 unsigned int i; 952 unsigned int i;
854 const char *xpmb = "\0"; 953 const char *xpmb = "";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 954 char fstr[] = "default";
955 char bstr[] = "default";
856 956
857 env_colorfgbg =
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859 STRCPY(fstr, "default");
860 STRCPY(bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 957 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 958 if (pix_colors[Color_fg] == pix_colors[i])
863 { 959 {
864 sprintf(fstr, "%d", (i - Color_Black)); 960 sprintf (fstr, "%d", i - Color_Black);
865 break; 961 break;
866 } 962 }
963
867 for (i = Color_Black; i <= Color_White; i++) 964 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 965 if (pix_colors[Color_bg] == pix_colors[i])
869 { 966 {
870 sprintf(bstr, "%d", (i - Color_Black)); 967 sprintf (bstr, "%d", i - Color_Black);
871#ifdef XPM_BACKGROUND 968#ifdef BG_IMAGE_FROM_FILE
872 xpmb = "default;"; 969 xpmb = "default;";
873#endif 970#endif
874 break; 971 break;
875 } 972 }
973
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 974 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877 putenv(env_colorfgbg);
878
879#ifndef NO_BRIGHTCOLOR
880 colorfgbg = DEFAULT_RSTYLE;
881 for (i = minCOLOR; i <= maxCOLOR; i++)
882 {
883 if (PixColors[Color_fg] == PixColors[i])
884 colorfgbg = SET_FGCOLOR(colorfgbg, i);
885 if (PixColors[Color_bg] == PixColors[i])
886 colorfgbg = SET_BGCOLOR(colorfgbg, i);
887 }
888#endif
889} 975}
890 976
891/*----------------------------------------------------------------------*/ 977/*----------------------------------------------------------------------*/
892/*
893 * Colour determination for low colour displays, routine from
894 * Hans de Goede <hans@highrise.nl>
895 */
896 978
897int 979bool
898rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 980rxvt_term::set_color (rxvt_color &color, const char *name)
899{ 981{
900 if (!screen_in_out->set (display, colour)) 982 if (color.set (this, name))
901 {
902 rxvt_print_error("can't allocate colour: %s", colour);
903 return false;
904 }
905
906 return true; 983 return true;
984
985 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
986 return false;
987}
988
989void
990rxvt_term::alias_color (int dst, int src)
991{
992 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907} 993}
908 994
909/* -------------------------------------------------------------------- * 995/* -------------------------------------------------------------------- *
910 * - WINDOW RESIZING - * 996 * - WINDOW RESIZING - *
911 * -------------------------------------------------------------------- */ 997 * -------------------------------------------------------------------- */
912void 998void
913rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 999rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914{ 1000{
915 int fix_screen; 1001 int fix_screen;
1002 int old_width = szHint.width;
1003 int old_height = szHint.height;
916 1004
917#ifdef SMART_RESIZE
918 int old_width = szHint.width, old_height = szHint.height;
919#endif
920
921 window_calc (width, height); 1005 window_calc (newwidth, newheight);
1006
1007 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1008
1009 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1010 if (set_hint)
1011 {
1012 szHint.flags &= ~(PBaseSize | PResizeInc);
922 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1013 XSetWMNormalHints (dpy, parent[0], &szHint);
1014 szHint.flags |= PBaseSize | PResizeInc;
1015 }
1016
923 if (!ignoreparent) 1017 if (!ignoreparent)
924 { 1018 {
925#ifdef SMART_RESIZE 1019#ifdef SMART_RESIZE
926 /* 1020 /*
927 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1021 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
930 int x, y, x1, y1; 1024 int x, y, x1, y1;
931 int dx, dy; 1025 int dx, dy;
932 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1026 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933 Window unused_cr; 1027 Window unused_cr;
934 1028
935 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1029 XTranslateCoordinates (dpy, parent[0], display->root,
936 0, 0, &x, &y, &unused_cr); 1030 0, 0, &x, &y, &unused_cr);
937 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1031 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
938 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1032 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
939 /* 1033 /*
940 * if display->root isn't the parent window, a WM will probably have offset 1034 * if display->root isn't the parent window, a WM will probably have offset
941 * our position for handles and decorations. Counter it 1035 * our position for handles and decorations. Counter it
942 */ 1036 */
… …
944 { 1038 {
945 x -= x1; 1039 x -= x1;
946 y -= y1; 1040 y -= y1;
947 } 1041 }
948 1042
949 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1043 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1044 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951 dx = old_width - szHint.width; 1045 dx = old_width - szHint.width;
952 dy = old_height - szHint.height; 1046 dy = old_height - szHint.height;
953 1047
954 /* Check position of the center of the window */ 1048 /* Check position of the center of the window */
955 if (x < x1) /* left half */ 1049 if (x < x1) /* left half */
956 dx = 0; 1050 dx = 0;
… …
959 if (y < y1) /* top half */ 1053 if (y < y1) /* top half */
960 dy = 0; 1054 dy = 0;
961 else if (y == y1) /* exact center */ 1055 else if (y == y1) /* exact center */
962 dy /= 2; 1056 dy /= 2;
963 1057
964 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1058 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
965 szHint.width, szHint.height); 1059 szHint.width, szHint.height);
966#else 1060#else
967 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1061 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
968 szHint.height);
969#endif 1062#endif
970
971 } 1063 }
972 1064
973 fix_screen = (TermWin.ncol != prev_ncol 1065 if (set_hint)
974 || TermWin.nrow != prev_nrow); 1066 XSetWMNormalHints (dpy, parent[0], &szHint);
975 1067
1068 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1069
976 if (fix_screen || width != old_width || height != old_height) 1070 if (fix_screen || newwidth != old_width || newheight != old_height)
977 { 1071 {
978 if (scrollbar_visible ()) 1072 if (scrollBar.state)
979 { 1073 scrollBar.resize ();
980 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
981 0, scrollbar_TotalWidth (), szHint.height);
982 resize_scrollbar ();
983 }
984 1074
985 if (menubar_visible ()) 1075 XMoveResizeWindow (dpy, vt,
986 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1076 window_vt_x, window_vt_y,
987 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
988
989 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
990 window_vt_y, TermWin_TotalWidth (),
991 TermWin_TotalHeight ()); 1077 width, height);
992#ifdef RXVT_GRAPHICS
993 if (old_height)
994 Gr_Resize (old_width - szHint.base_width,
995 old_height - szHint.base_height);
996#endif
997 scr_clear ();
998#ifdef XPM_BACKGROUND
999 resize_pixmap ();
1000#endif
1001 1078
1079#ifdef HAVE_BG_PIXMAP
1080 if (bg_window_size_sensitive ())
1081 update_background ();
1082#endif
1002 } 1083 }
1003 1084
1004 if (fix_screen || old_height == 0) 1085 if (fix_screen || old_height == 0)
1005 {
1006 int curr_screen = -1;
1007 int old_ncol = prev_ncol;
1008
1009 /* scr_reset only works on the primary screen */
1010 if (old_height) /* this is not the first time through */
1011 {
1012 unsigned int ncol = TermWin.ncol;
1013 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014 curr_screen = scr_change_screen (PRIMARY);
1015 TermWin.ncol = ncol;
1016 }
1017
1018 scr_reset(); 1086 scr_reset ();
1019
1020 if (curr_screen >= 0) /* this is not the first time through */
1021 {
1022 scr_change_screen (curr_screen);
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1024 }
1025 }
1026
1027 old_width = szHint.width;
1028 old_height = szHint.height;
1029 1087
1030#ifdef USE_XIM 1088#ifdef USE_XIM
1031 IMSetStatusPosition (); 1089 IMSetPosition ();
1032#endif 1090#endif
1033} 1091}
1034 1092
1035/* 1093/*
1036 * Set the width/height of the vt window in characters. Units are pixels. 1094 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns 1095 * good for toggling 80/132 columns
1038 */ 1096 */
1039void 1097void
1040rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1098rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041{ 1099{
1042 XWindowAttributes wattr; 1100 XWindowAttributes wattr;
1043 1101
1044 if (width == 0 || height == 0) 1102 if (newwidth == 0 || newheight == 0)
1045 { 1103 {
1046 XGetWindowAttributes(display->display, display->root, &wattr); 1104 XGetWindowAttributes (dpy, display->root, &wattr);
1105
1047 if (width == 0) 1106 if (newwidth == 0)
1048 width = wattr.width - szHint.base_width; 1107 newwidth = wattr.width - szHint.base_width;
1049 if (height == 0) 1108 if (newheight == 0)
1050 height = wattr.height - szHint.base_height; 1109 newheight = wattr.height - szHint.base_height;
1051 }
1052 if (width != TermWin.width || height != TermWin.height)
1053 { 1110 }
1111
1112 if (newwidth != width || newheight != height)
1113 {
1054 width += szHint.base_width; 1114 newwidth += szHint.base_width;
1055 height += szHint.base_height; 1115 newheight += szHint.base_height;
1056 resize_all_windows (width, height, 0); 1116 resize_all_windows (newwidth, newheight, 0);
1057 } 1117 }
1058} 1118}
1059 1119
1060/* -------------------------------------------------------------------- * 1120/* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - * 1121 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */ 1122 * -------------------------------------------------------------------- */
1063#ifdef USE_XIM 1123#ifdef USE_XIM
1064 1124
1065void 1125void
1126rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1127{
1128 fg = pix_colors [Color_fg];
1129 bg = pix_colors [Color_bg];
1130}
1131
1132void
1066rxvt_term::im_set_size (XRectangle *size) 1133rxvt_term::im_set_size (XRectangle &size)
1067{ 1134{
1068 size->x = TermWin.int_bwidth; 1135 // the int_bwidth terms make no sense to me
1069 size->y = TermWin.int_bwidth; 1136 size.x = int_bwidth;
1070 size->width = Width2Pixel(TermWin.ncol); 1137 size.y = int_bwidth;
1071 size->height = Height2Pixel(TermWin.nrow); 1138 size.width = Width2Pixel (ncol) + int_bwidth;
1139 size.height = Height2Pixel (nrow) + int_bwidth;
1072} 1140}
1073 1141
1074void 1142void
1075rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1143rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1144 XRectangle &status_rect,
1145 const XRectangle &needed_rect)
1076{ 1146{
1077 *fg = PixColors[Color_fg]; 1147 preedit_rect.x = needed_rect.width;
1078 *bg = PixColors[Color_bg]; 1148 preedit_rect.y = 0;
1149 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1150 preedit_rect.height = fheight;
1151
1152 status_rect.x = 0;
1153 status_rect.y = 0;
1154 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1155 status_rect.height = fheight;
1079} 1156}
1080 1157
1081/* Checking whether input method is running. */ 1158/* Checking whether input method is running. */
1082bool 1159bool
1083rxvt_term::IMisRunning () 1160rxvt_term::IMisRunning ()
1084{ 1161{
1085 char *p; 1162 Atom atom;
1086 Atom atom; 1163 Window win;
1087 Window win;
1088 char server[IMBUFSIZ]; 1164 char server[IMBUFSIZ];
1089 1165
1090 /* get current locale modifier */ 1166 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1167 if (char *p = XSetLocaleModifiers (0))
1092 { 1168 {
1093 STRCPY(server, "@server="); 1169 strcpy (server, "@server=");
1094 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1170 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1171
1095 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1172 if (p = strchr (server + 1, '@')) /* first one only */
1096 *p = '\0'; 1173 *p = '\0';
1097 1174
1098 atom = XInternAtom(display->display, server, False); 1175 atom = XInternAtom (dpy, server, False);
1099 win = XGetSelectionOwner(display->display, atom); 1176 win = XGetSelectionOwner (dpy, atom);
1177
1100 if (win != None) 1178 if (win != None)
1101 return True; 1179 return true;
1102 } 1180 }
1181
1103 return False; 1182 return false;
1104} 1183}
1105 1184
1106void 1185void
1107rxvt_term::IMSendSpot () 1186rxvt_term::IMSendSpot ()
1108{ 1187{
1109 XPoint spot; 1188 XPoint nspot;
1110 XVaNestedList preedit_attr; 1189 XVaNestedList preedit_attr;
1111 1190
1112 if (Input_Context == NULL 1191 if (!Input_Context
1113 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1192 || !focus
1114 || !(event_type == KeyPress 1193 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115 || event_type == Expose
1116 || event_type == NoExpose
1117 || event_type == SelectionNotify
1118 || event_type == ButtonRelease || event_type == FocusIn)
1119 || !IMisRunning ())
1120 return; 1194 return;
1121 1195
1122 im_set_position (&spot); 1196 im_set_position (nspot);
1123 1197
1198 if (nspot.x == spot.x && nspot.y == spot.y)
1199 return;
1200
1201 spot = nspot;
1202
1124 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1203 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1204 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree(preedit_attr); 1205 XFree (preedit_attr);
1127}
1128
1129void
1130rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131 XRectangle * needed_rect)
1132{
1133 int mbh, vtx = 0;
1134
1135 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136 vtx = scrollbar_TotalWidth();
1137
1138 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139 mbh -= TermWin.lineSpace;
1140
1141 preedit_rect->x = needed_rect->width + vtx;
1142 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145 preedit_rect->height = Height2Pixel(1);
1146
1147 status_rect->x = vtx;
1148 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151 status_rect->height = Height2Pixel(1);
1152} 1206}
1153 1207
1154void 1208void
1155rxvt_term::im_destroy () 1209rxvt_term::im_destroy ()
1156{ 1210{
1157 if (Input_Context)
1158 {
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1161 }
1162
1163 if (input_method) 1211 if (input_method)
1164 { 1212 {
1213 if (Input_Context && input_method->xim)
1214 XDestroyIC (Input_Context);
1215
1165 display->put_xim (input_method); 1216 display->put_xim (input_method);
1166 input_method = 0; 1217 input_method = 0;
1167 } 1218 }
1219
1220 Input_Context = 0;
1168} 1221}
1222
1223#ifdef ENABLE_XIM_ONTHESPOT
1224
1225static void
1226xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1227{
1228 ((rxvt_term *)client_data)->make_current ();
1229 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1230}
1231
1232static void
1233xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1234{
1235 ((rxvt_term *)client_data)->make_current ();
1236 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1237}
1238
1239static void
1240xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1241{
1242 rxvt_term *term = (rxvt_term *)client_data;
1243 XIMText *text = call_data->text;
1244
1245 term->make_current ();
1246
1247 if (text)
1248 {
1249 wchar_t *str;
1250
1251 if (!text->encoding_is_wchar && text->string.multi_byte)
1252 {
1253 // of course, X makes it ugly again
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->rs[Rs_imLocale]);
1256
1257 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1258 mbstowcs (str, text->string.multi_byte, text->length + 1);
1259
1260 if (term->rs[Rs_imLocale])
1261 SET_LOCALE (term->locale);
1262 }
1263 else
1264 str = text->string.wide_char;
1265
1266 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1267 DT_INT, call_data->caret,
1268 DT_INT, call_data->chg_first,
1269 DT_INT, call_data->chg_length,
1270 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1271 DT_WCS_LEN, str, str ? (int)text->length : 0,
1272 DT_END));
1273 }
1274 else
1275 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1276 DT_INT, call_data->caret,
1277 DT_INT, call_data->chg_first,
1278 DT_INT, call_data->chg_length,
1279 DT_END));
1280}
1281
1282#if 0
1283static void
1284xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1285{
1286 ((rxvt_term *)client_data)->make_current ();
1287 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1288 DT_INT, call_data->position,
1289 DT_INT, call_data->direction,
1290 DT_INT, call_data->style,
1291 DT_END));
1292}
1293#endif
1294
1295#endif
1169 1296
1170/* 1297/*
1171 * Try to open a XIM with the current modifiers, then see if we can 1298 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type 1299 * open a suitable preedit type
1173 */ 1300 */
1174bool 1301bool
1175rxvt_term::IM_get_IC (const char *modifiers) 1302rxvt_term::IM_get_IC (const char *modifiers)
1176{ 1303{
1177 int i, j, found; 1304 int i, j, found;
1178 XIM xim; 1305 XIM xim;
1179 XPoint spot; 1306 XPoint spot;
1180 XRectangle rect, status_rect, needed_rect; 1307 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg; 1308 unsigned long fg, bg;
1182 const char *p; 1309 const char *p;
1183 char **s; 1310 char **s;
1184 XIMStyles *xim_styles; 1311 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr; 1312#ifdef ENABLE_XIM_ONTHESPOT
1313 XIMCallback xcb[4];
1314#endif
1186 1315
1316 set_environ (envv);
1317
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1318 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1319 return false;
1189 1320
1190 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191 input_method = display->get_xim (locale, modifiers); 1321 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1322 if (input_method == NULL)
1193 return false; 1323 return false;
1194 1324
1195 xim = input_method->xim; 1325 xim = input_method->xim;
1326 spot.x = spot.y = -1;
1196 1327
1197 xim_styles = NULL; 1328 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1329 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1330 || !xim_styles || !xim_styles->count_styles)
1200 { 1331 {
1201 display->put_xim (input_method); 1332 im_destroy ();
1202 return false; 1333 return false;
1203 } 1334 }
1204 1335
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1336 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1206 s = rxvt_splitcommastring(p); 1337
1338 for (int pi = 0; pi < 2; pi++)
1339 {
1340 p = pet[pi];
1341
1342 if (!p)
1343 continue;
1344
1345 s = rxvt_strsplit (',', p);
1346
1207 for (i = found = 0; !found && s[i]; i++) 1347 for (i = found = 0; !found && s[i]; i++)
1208 { 1348 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1349 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1350 input_style = XIMPreeditPosition | XIMStatusNothing;
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1351 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1352 input_style = XIMPreeditArea | XIMStatusArea;
1213 else if (!STRCMP(s[i], "Root")) 1353 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1354 input_style = XIMPreeditNothing | XIMStatusNothing;
1355 else if (!strcmp (s[i], "None"))
1356 input_style = XIMPreeditNone | XIMStatusNone;
1357#ifdef ENABLE_XIM_ONTHESPOT
1358 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1359 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1360#endif
1361 else
1362 input_style = XIMPreeditNothing | XIMStatusNothing;
1215 1363
1216 for (j = 0; j < xim_styles->count_styles; j++) 1364 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1365 if (input_style == xim_styles->supported_styles[j])
1218 { 1366 {
1367 rxvt_free_strsplit (s);
1368
1219 found = 1; 1369 found = 1;
1220 break; 1370 goto foundpet;
1371 }
1372
1221 } 1373 }
1222 }
1223 1374
1224 for (i = 0; s[i]; i++) 1375 rxvt_free_strsplit (s);
1225 free (s[i]); 1376 }
1226 1377
1227 free (s); 1378foundpet:
1379
1228 XFree (xim_styles); 1380 XFree (xim_styles);
1229 1381
1230 if (!found) 1382 if (!found)
1231 { 1383 {
1232 display->put_xim (input_method); 1384 im_destroy ();
1233 return false; 1385 return false;
1234 } 1386 }
1235 1387
1236 preedit_attr = status_attr = NULL; 1388 XFontSet fs = 0;
1389 XVaNestedList preedit_attr = 0, status_attr = 0;
1390
1391 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1392 {
1393 // fake us a font-set, please
1394 char **missing_charset_list;
1395 int missing_charset_count;
1396 char *def_string;
1397 char pat[512];
1398
1399 sprintf (pat,
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "*",
1406 fheight,
1407 fheight + 1, fheight - 1,
1408 fheight - 2, fheight + 2);
1409
1410 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1411 &missing_charset_list, &missing_charset_count, &def_string);
1412
1413 if (missing_charset_list)
1414 XFreeStringList (missing_charset_list);
1415
1416 if (!fs)
1417 {
1418 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1419 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1420 }
1421 }
1237 1422
1238 if (input_style & XIMPreeditPosition) 1423 if (input_style & XIMPreeditPosition)
1239 { 1424 {
1240 im_set_size (&rect); 1425 im_set_size (rect);
1241 im_set_position (&spot); 1426 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1427 im_set_color (fg, bg);
1243 1428
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1429 preedit_attr = XVaCreateNestedList (0,
1430 XNForeground, fg,
1431 XNBackground, bg,
1432 XNArea, &rect,
1245 XNSpotLocation, &spot, 1433 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1434 XNFontSet, fs,
1248 NULL); 1435 NULL);
1249 } 1436 }
1250 else if (input_style & XIMPreeditArea) 1437 else if (input_style & XIMPreeditArea)
1251 { 1438 {
1252 im_set_color (&fg, &bg); 1439 im_set_color (fg, bg);
1253 1440
1254 /* 1441 /*
1255 * The necessary width of preedit area is unknown 1442 * The necessary width of preedit area is unknown
1256 * until create input context. 1443 * until create input context.
1257 */ 1444 */
1258 needed_rect.width = 0; 1445 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1446 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1447
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1448 preedit_attr = XVaCreateNestedList (0,
1449 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1450 XNBackground, bg,
1451 XNArea, &rect,
1452 XNFontSet, fs,
1453 NULL);
1454 status_attr = XVaCreateNestedList (0,
1455 XNForeground, fg,
1456 XNBackground, bg,
1457 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1458 XNFontSet, fs,
1265 NULL); 1459 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1460 }
1267 XNForeground, fg, XNBackground, bg, 1461#if ENABLE_XIM_ONTHESPOT
1268 //XNFontSet, TermWin.fontset, 1462 else if (input_style & XIMPreeditCallbacks)
1463 {
1464 im_set_position (spot);
1465
1466 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1467 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1468 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1469# if 0
1470 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1471# endif
1472
1473 preedit_attr = XVaCreateNestedList (0,
1474 XNSpotLocation, &spot,
1475 XNPreeditStartCallback, &xcb[0],
1476 XNPreeditDoneCallback , &xcb[1],
1477 XNPreeditDrawCallback , &xcb[2],
1478# if 0
1479 XNPreeditCaretCallback, &xcb[3],
1480# endif
1269 NULL); 1481 NULL);
1270 } 1482 }
1483#endif
1271 1484
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1485 Input_Context = XCreateIC (xim,
1486 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1487 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1488 XNFocusWindow, parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL, 1489 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1490 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1491 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1492 status_attr, NULL);
1493
1279 if (preedit_attr) XFree(preedit_attr); 1494 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1495 if (status_attr) XFree (status_attr);
1496 if (fs) XFreeFontSet (dpy, fs);
1281 1497
1282 if (Input_Context == NULL) 1498 if (Input_Context == NULL)
1283 { 1499 {
1284 rxvt_print_error("failed to create input context"); 1500 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1501 im_destroy ();
1286 return false; 1502 return false;
1287 } 1503 }
1288 1504
1289 if (input_style & XIMPreeditArea) 1505#if 0
1506 // unfortunately, only the focus window is used by XIM, hard to fix
1507 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1508 vt_select_input ();
1509#endif
1510
1290 IMSetStatusPosition (); 1511 IMSetPosition ();
1291 1512
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1293 return true; 1513 return true;
1294} 1514}
1295 1515
1296void 1516void
1297rxvt_term::im_cb () 1517rxvt_term::im_cb ()
1298{ 1518{
1299 int i, found, had_im; 1519 int i;
1300 const char *p; 1520 const char *p;
1301 char **s; 1521 char **s;
1302 char buf[IMBUFSIZ]; 1522 char buf[IMBUFSIZ];
1303 1523
1524 make_current ();
1525
1304 im_destroy (); 1526 im_destroy ();
1305 1527
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307 if (Input_Context) 1528 if (Input_Context)
1308 return; 1529 return;
1309 1530
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1531#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1532 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1533 SET_LOCALE (rs[Rs_imLocale]);
1313#endif 1534#endif
1314 1535
1315 p = rs[Rs_inputMethod]; 1536 p = rs[Rs_inputMethod];
1316 if (p && *p) 1537 if (p && *p)
1317 { 1538 {
1318 bool found = false; 1539 bool found = false;
1319 1540
1320 s = rxvt_splitcommastring (p); 1541 s = rxvt_strsplit (',', p);
1542
1321 for (i = 0; s[i]; i++) 1543 for (i = 0; s[i]; i++)
1322 { 1544 {
1323 if (*s[i]) 1545 if (*s[i])
1324 { 1546 {
1325 STRCPY (buf, "@im="); 1547 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1548 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1549 if (IM_get_IC (buf))
1328 { 1550 {
1329 found = true; 1551 found = true;
1330 break; 1552 break;
1331 } 1553 }
1332 } 1554 }
1333 } 1555 }
1334 for (i = 0; s[i]; i++) 1556
1335 free(s[i]); 1557 rxvt_free_strsplit (s);
1336 free(s);
1337 1558
1338 if (found) 1559 if (found)
1339 goto done; 1560 goto done;
1340 } 1561 }
1341 1562
… …
1348 goto done; 1569 goto done;
1349 1570
1350done: 1571done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1572#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1573 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1574 SET_LOCALE (locale);
1354#endif 1575#endif
1355} 1576}
1356 1577
1357void 1578void
1358rxvt_term::IMSetStatusPosition () 1579rxvt_term::IMSetPosition ()
1359{ 1580{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1581 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1582 XVaNestedList preedit_attr, status_attr;
1362 1583
1363 if (Input_Context == NULL 1584 if (!Input_Context
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1585 || !focus
1586 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365 || !IMisRunning ()) 1587 || !IMisRunning ())
1366 return; 1588 return;
1367 1589
1590 if (input_style & XIMPreeditPosition)
1591 {
1592 im_set_size (preedit_rect);
1593 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1594
1595 XSetICValues (Input_Context,
1596 XNPreeditAttributes, preedit_attr, NULL);
1597 }
1598 else
1599 {
1368 /* Getting the necessary width of preedit area */ 1600 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1601 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1602 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1603 XFree (status_attr);
1372 1604
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1605 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1606 XFree (needed_rect);
1374 1607
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1608 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1609 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1610
1378 XSetICValues(Input_Context, 1611 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1612 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1613 XNStatusAttributes, status_attr,
1614 NULL);
1381 1615
1616 XFree (status_attr);
1617 }
1618
1382 XFree(preedit_attr); 1619 XFree (preedit_attr);
1383 XFree(status_attr);
1384} 1620}
1385#endif /* USE_XIM */ 1621#endif /* USE_XIM */
1386 1622
1387/*----------------------------------------------------------------------*/ 1623void
1388rxvt_t rxvt_current_term; 1624rxvt_term::get_window_origin (int &x, int &y)
1625{
1626 Window cr;
1627 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1628}
1629
1630Pixmap
1631rxvt_term::get_pixmap_property (Atom property)
1632{
1633 Pixmap pixmap = None;
1634
1635 int aformat;
1636 unsigned long nitems, bytes_after;
1637 Atom atype;
1638 unsigned char *prop;
1639 int result = XGetWindowProperty (dpy, display->root, property,
1640 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1641 &nitems, &bytes_after, &prop);
1642 if (result == Success)
1643 {
1644 if (atype == XA_PIXMAP)
1645 pixmap = *(Pixmap *)prop;
1646 XFree (prop);
1647 }
1648
1649 return pixmap;
1650}
1651
1652#ifdef HAVE_BG_PIXMAP
1653
1654void
1655rxvt_term::update_background ()
1656{
1657 if (update_background_ev.is_active ())
1658 return;
1659
1660 bg_invalidate ();
1661
1662 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1663
1664 if (to_wait <= 0.)
1665 bg_render ();
1666 else
1667 update_background_ev.start (to_wait);
1668}
1669
1670void
1671rxvt_term::update_background_cb (ev::timer &w, int revents)
1672{
1673 make_current ();
1674
1675 update_background_ev.stop ();
1676 bg_render ();
1677 refresh_check ();
1678}
1679
1680#endif /* HAVE_BG_PIXMAP */
1389 1681
1390/*----------------------- end-of-file (C source) -----------------------*/ 1682/*----------------------- end-of-file (C source) -----------------------*/

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