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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 1.333 by root, Fri Oct 22 05:57:59 2010 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) 2003-2008 Marc Lehmann <pcg@goof.com>
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 {
112 if (cc->c1 == c1 && cc->c2 == c2)
113 return COMPOSE_LO + (cc - v.begin ());
114 }
115
116 // allocate a new combination
117 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
118 {
119 static int seen;
120
121 if (!seen++)
122 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
123
124 return REPLACEMENT_CHAR;
125 }
126
127 v.push_back (compose_char (c1, c2));
128
129 return v.size () - 1 + COMPOSE_LO;
130}
131
132int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
133{
134 compose_char *cc = (*this)[c];
135
136 if (!cc)
137 {
138 if (r) *r = c;
139 return 1;
140 }
141
142 int len = expand (cc->c1, r);
143
144 if (r) r += len;
145
146 if (cc->c2 != NOCHAR)
147 {
148 len++;
149 if (r) *r++ = cc->c2;
150 }
151
66 return p; 152 return len;
67}
68 153
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 154}
155#endif
74 156
75rxvt_term::rxvt_term () 157rxvt_term::rxvt_term ()
76 : 158{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 159#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 160 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 161#endif
86#ifdef CURSOR_BLINK 162#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 163 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88#endif 164#endif
89#ifdef TEXT_BLINK 165#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb), 166 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
176#endif
177#if ENABLE_TRANSPARENCY || ENABLE_PERL
178 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
179#endif
180 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
181#ifdef USE_XIM
182 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91#endif 183#endif
92#ifdef POINTER_BLANK 184#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 185 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 186#endif
95 check_ev (this, &rxvt_term::check_cb), 187#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 188 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 189#endif
98 incr_ev (this, &rxvt_term::incr_cb), 190 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
191 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
192 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
193 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
194 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
195 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
196 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
197
198 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
199
200 termlist.push_back (this);
201
202#ifdef KEYSYM_RESOURCE
203 keyboard = new keyboard_manager;
204#endif
205}
206
207// clean up the most important stuff, do *not* call x or free mem etc.
208// for use before an emergency exit
209void
210rxvt_term::emergency_cleanup ()
211{
212 if (cmd_pid)
213 kill (-cmd_pid, SIGHUP);
214
215 pty_ev.stop ();
216 delete pty; pty = 0;
217}
218
219rxvt_term::~rxvt_term ()
220{
221 termlist.erase (find (termlist.begin (), termlist.end(), this));
222
223 emergency_cleanup ();
224
225#if ENABLE_STYLES
226 for (int i = RS_styleCount; --i; )
227 if (fontset[i] != fontset[0])
228 delete fontset[i];
229#endif
230 delete fontset[0];
231
232#ifdef HAVE_BG_PIXMAP
233 bgPixmap.destroy ();
234#endif
235#ifdef HAVE_AFTERIMAGE
236 if (asv)
237 destroy_asvisual (asv, 0);
238 if (asimman)
239 destroy_image_manager (asimman, 0);
240#endif
241
242 if (display)
243 {
244 selection_clear ();
245 selection_clear (true);
246
99#ifdef USE_XIM 247#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 248 im_destroy ();
101#endif 249#endif
102{ 250 scrollBar.destroy ();
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 251 if (gc) XFreeGC (dpy, gc);
104}
105 252
106rxvt_term::~rxvt_term () 253 delete drawable;
107{ 254 // destroy all windows
108 if (cmd_fd >= 0) 255 if (parent[0])
109 close (cmd_fd); 256 XDestroyWindow (dpy, parent[0]);
257
258 for (int i = 0; i < TOTAL_COLORS; i++)
259 if (ISSET_PIXCOLOR (i))
260 {
261 pix_colors_focused [i].free (this);
262#if OFF_FOCUS_FADING
263 pix_colors_unfocused [i].free (this);
264#endif
265 }
266
267 clear ();
268
269 display->flush (); /* ideally .put should do this */
270 displays.put (display);
271 }
110 272
111 scr_release (); 273 scr_release ();
112 274
275 /* clear all resources */
276 for (int i = 0; i < allocated.size (); i++)
277 free (allocated [i]);
278
279 free (selection.text);
280 free (selection.clip_text);
281 // TODO: manage env vars in child only(!)
282 free (env_display);
283 free (env_term);
113 free (locale); 284 free (locale);
114 free (codeset); 285 free (v_buffer);
286 free (incr_buf);
115 287
116#ifndef NO_SETOWNER_TTYDEV 288 delete envv;
117 privileged_ttydev (RESTORE); 289 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 290
123 // TODO: free pixcolours, colours should become part of rxvt_display 291#ifdef KEYSYM_RESOURCE
292 delete keyboard;
293#endif
294#ifndef NO_RESOURCES
295 XrmDestroyDatabase (option_db);
296#endif
297}
124 298
125 delete PixColors; 299// child has exited, usually destroys
300void
301rxvt_term::child_cb (ev::child &w, int status)
302{
303 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126 304
127 displays.put (display); 305 cmd_pid = 0;
306
307 if (!option (Opt_hold))
308 destroy ();
128} 309}
129 310
130void 311void
131rxvt_term::destroy () 312rxvt_term::destroy ()
132{ 313{
314 if (destroy_ev.is_active ())
315 return;
316
317 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
318
319#if ENABLE_OVERLAY
320 scr_overlay_off ();
321#endif
322
133 if (display) 323 if (display)
134 { 324 {
135 if (TermWin.parent[0]) 325#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 326 im_ev.stop (display);
137 327#endif
328 scrollbar_ev.stop (display);
329#if ENABLE_TRANSPARENCY || ENABLE_PERL
330 rootwin_ev.stop (display);
331#endif
332 incr_ev.stop ();
138 termwin_ev.stop (display); 333 termwin_ev.stop (display);
139 vt_ev.stop (display); 334 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 } 335 }
152 336
153 check_ev.stop (); 337 flush_ev.stop ();
154 pty_ev.stop (); 338 pty_ev.stop ();
155#ifdef CURSOR_BLINK 339#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 340 cursor_blink_ev.stop ();
157#endif 341#endif
158#ifdef TEXT_BLINK 342#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 343 text_blink_ev.stop ();
160#endif 344#endif
345#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
346 cont_scroll_ev.stop ();
347#endif
348#ifdef SELECTION_SCROLLING
349 sel_scroll_ev.stop ();
350#endif
161#ifdef POINTER_BLANK 351#ifdef POINTER_BLANK
162 pointer_ev.stop (); 352 pointer_ev.stop ();
163#endif 353#endif
164 354
165 destroy_ev.start (0); 355 destroy_ev.start ();
166} 356}
167 357
168void 358void
169rxvt_term::destroy_cb (time_watcher &w) 359rxvt_term::destroy_cb (ev::idle &w, int revents)
170{ 360{
171 SET_R (this); 361 make_current ();
172 362
173 delete this; 363 delete this;
174}
175
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
196rxvt_init_signals ()
197{
198 /* install exit handler for cleanup */
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;
347} 364}
348 365
349/*----------------------------------------------------------------------*/ 366/*----------------------------------------------------------------------*/
350/* 367/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 368 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 369 * TODO: if debugging, this should free up any known resources if we can
353 */ 370 */
354/* EXTPROTO */ 371static 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}
362 372
363/* ------------------------------------------------------------------------- * 373static void
364 * MEMORY ALLOCATION WRAPPERS * 374rxvt_emergency_cleanup ()
365 * ------------------------------------------------------------------------- */
366/* EXTPROTO */
367void *
368rxvt_malloc(size_t size)
369{ 375{
370 void *p; 376 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371 377 (*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} 378}
381 379
382/* EXTPROTO */ 380#if !ENABLE_MINIMAL
383void * 381static void
384rxvt_calloc(size_t number, size_t size) 382print_x_error (Display *dpy, XErrorEvent *event)
385{ 383{
386 void *p; 384 char buffer[BUFSIZ];
387 385 char mesg[BUFSIZ];
388 p = calloc(number, size); 386 char number[32];
389 if (p) 387 char *mtype = "XlibMessage";
390 return p; 388 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 389 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 390 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
393 rxvt_clean_exit(); 391 rxvt_warn ("%s: %s\n", mesg, buffer);
394 exit(EXIT_FAILURE); 392 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 /* NOTREACHED */ 393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
394 sprintf(number, "%d", event->request_code);
395 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
396 rxvt_warn ("(which is %s)\n", buffer);
397 if (event->request_code >= 128) {
398 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
399 mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
401 }
402 if ((event->error_code == BadWindow) ||
403 (event->error_code == BadPixmap) ||
404 (event->error_code == BadCursor) ||
405 (event->error_code == BadFont) ||
406 (event->error_code == BadDrawable) ||
407 (event->error_code == BadColor) ||
408 (event->error_code == BadGC) ||
409 (event->error_code == BadIDChoice) ||
410 (event->error_code == BadValue) ||
411 (event->error_code == BadAtom)) {
412 if (event->error_code == BadValue)
413 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
414 mesg, BUFSIZ);
415 else if (event->error_code == BadAtom)
416 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
417 mesg, BUFSIZ);
418 else
419 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
420 mesg, BUFSIZ);
421 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
422 }
423 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
424 mesg, BUFSIZ);
425 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
396} 426}
427#endif
397 428
398/* EXTPROTO */ 429int
399void * 430rxvt_xerror_handler (Display *display, XErrorEvent *event)
400rxvt_realloc(void *ptr, size_t size)
401{ 431{
402 void *p; 432 if (GET_R->allowedxerror == -1)
403 433 GET_R->allowedxerror = event->error_code;
404 if (ptr)
405 p = realloc(ptr, size);
406 else 434 else
407 p = malloc(size); 435 {
408 if (p) 436 // GET_R is most likely not the terminal which caused the error,
437 // so just output the error and continue
438#if ENABLE_MINIMAL
439 old_xerror_handler (display, event);
440#else
441 print_x_error (display, event);
442#endif
443 }
444
409 return p; 445 return 0;
446}
410 447
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 448int
412 rxvt_clean_exit(); 449rxvt_xioerror_handler (Display *display)
450{
451 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
452 DisplayString (display));
453 rxvt_emergency_cleanup ();
413 exit(EXIT_FAILURE); 454 _exit (EXIT_FAILURE);
414 /* NOTREACHED */
415} 455}
416 456
417/* ------------------------------------------------------------------------- * 457static struct sig_handlers
418 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */
421void
422rxvt_term::privileges (int mode)
423{ 458{
424#if ! defined(__CYGWIN32__) 459 ev::sig sw_term, sw_int;
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 460
426 /* setreuid() is the poor man's setuid(), seteuid() */ 461 /*
427# define seteuid(a) setreuid(-1, (a)) 462 * Catch a fatal signal and tidy up before quitting
428# define setegid(a) setregid(-1, (a)) 463 */
429# define HAVE_SETEUID 464 void sig_term (ev::sig &w, int revents);
465
466 sig_handlers ()
467 {
468 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
469 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
470 }
471} sig_handlers;
472
473void
474sig_handlers::sig_term (ev::sig &w, int revents)
475{
476 rxvt_emergency_cleanup ();
477 w.stop ();
478 kill (getpid (), w.signum);
479}
480
481static void
482rxvt_get_ttymode (struct termios *tio)
483{
484 if (tcgetattr (STDIN_FILENO, tio) < 0)
485 memset (tio, 0, sizeof (struct termios));
486
487 for (int i = 0; i < NCCS; i++)
488 tio->c_cc[i] = VDISABLE;
489
490 tio->c_cc[VINTR] = CINTR;
491 tio->c_cc[VQUIT] = CQUIT;
492 tio->c_cc[VERASE] = CERASE;
493#ifdef VERASE2
494 tio->c_cc[VERASE2] = CERASE2;
495#endif
496 tio->c_cc[VKILL] = CKILL;
497 tio->c_cc[VEOF] = CEOF;
498 tio->c_cc[VSTART] = CSTART;
499 tio->c_cc[VSTOP] = CSTOP;
500 tio->c_cc[VSUSP] = CSUSP;
501# ifdef VDSUSP
502 tio->c_cc[VDSUSP] = CDSUSP;
430# endif 503# endif
431# ifdef HAVE_SETEUID 504# ifdef VREPRINT
432 switch (mode) 505 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 506# endif
464#endif 507# ifdef VDISCRD
465} 508 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 509# endif
515 510# ifdef VWERSE
516 { 511 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 512# endif
522 513# ifdef VLNEXT
523 } 514 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 515# endif
536 516
537 } 517# if VMIN != VEOF
538 518 tio->c_cc[VMIN] = 1;
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 519# endif
549} 520# if VTIME != VEOL
521 tio->c_cc[VTIME] = 0;
550#endif 522# endif
523
524 /* input modes */
525 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
526# ifdef IMAXBEL
527 | IMAXBEL
528# endif
529 | IXON);
530
531 /* output modes */
532 tio->c_oflag = (OPOST | ONLCR);
533
534 /* control modes */
535 tio->c_cflag = (CS8 | CREAD);
536
537 /* local modes */
538 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
539# if defined (ECHOCTL) && defined (ECHOKE)
540 | ECHOCTL | ECHOKE
541# endif
542 | ECHOE | ECHOK);
543}
544
545char **rxvt_environ; // startup environment
546
547void
548rxvt_init ()
549{
550 assert (("fontMask must not overlap other RS masks",
551 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
552
553 rxvt_get_ttymode (&rxvt_term::def_tio);
554
555 // get rid of stdin/stdout as we don't need them, to free resources
556 dup2 (STDERR_FILENO, STDIN_FILENO);
557 dup2 (STDERR_FILENO, STDOUT_FILENO);
558
559 ptytty::init ();
560
561 if (!ev_default_loop ())
562 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
563
564 rxvt_environ = environ;
565
566 signal (SIGHUP, SIG_IGN);
567 signal (SIGPIPE, SIG_IGN);
568
569 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
570 sig_handlers.sw_int.start (SIGINT); ev_unref ();
571
572 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
573 // TODO: handle this with exceptions and tolerate the memory loss
574 XSetIOErrorHandler (rxvt_xioerror_handler);
575
576 XrmInitialize ();
577}
551 578
552/*----------------------------------------------------------------------*/ 579/*----------------------------------------------------------------------*/
553/* 580/*
554 * window size/position calculcations for XSizeHint and other storage. 581 * window size/position calculations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 582 * if width/height are non-zero then override calculated width/height
556 */ 583 */
557void 584void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 585rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 586{
560 short recalc_x, recalc_y; 587 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 588 int x, y, flags;
562 unsigned int w, h; 589 unsigned int w, h;
563 unsigned int max_width, max_height; 590 unsigned int max_width, max_height;
564 591
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; 592 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 593 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 594 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 595
572 recalc_x = recalc_y = 0; 596 recalc_x = recalc_y = 0;
573 flags = 0; 597 flags = 0;
598
574 if (!parsed_geometry) 599 if (!parsed_geometry)
575 { 600 {
576 parsed_geometry = 1; 601 parsed_geometry = 1;
602
577 if (rs[Rs_geometry]) 603 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 604 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
605
579 if (flags & WidthValue) 606 if (flags & WidthValue)
580 { 607 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 608 if (!w)
609 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
610
611 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 612 szHint.flags |= USSize;
583 } 613 }
614
584 if (flags & HeightValue) 615 if (flags & HeightValue)
585 { 616 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 617 if (!h)
618 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
619
620 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 621 szHint.flags |= USSize;
588 } 622 }
623
589 if (flags & XValue) 624 if (flags & XValue)
590 { 625 {
591 szHint.x = x; 626 szHint.x = x;
592 szHint.flags |= USPosition; 627 szHint.flags |= USPosition;
628
593 if (flags & XNegative) 629 if (flags & XNegative)
594 { 630 {
595 recalc_x = 1; 631 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 632 szHint.win_gravity = NorthEastGravity;
597 } 633 }
598 } 634 }
635
599 if (flags & YValue) 636 if (flags & YValue)
600 { 637 {
601 szHint.y = y; 638 szHint.y = y;
602 szHint.flags |= USPosition; 639 szHint.flags |= USPosition;
640
603 if (flags & YNegative) 641 if (flags & YNegative)
604 { 642 {
605 recalc_y = 1; 643 recalc_y = 1;
644
606 if (szHint.win_gravity == NorthEastGravity) 645 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 646 szHint.win_gravity = SouthEastGravity;
608 else 647 else
609 szHint.win_gravity = SouthWestGravity; 648 szHint.win_gravity = SouthWestGravity;
610 } 649 }
611 } 650 }
612 } 651 }
652
613 /* TODO: BOUNDS */ 653 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 654 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 655 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 656 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 657 max_height = MAX_ROWS * fheight;
618 658
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 659 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 660
621 sb_w = mb_h = 0;
622 window_vt_x = window_vt_y = 0; 661 window_vt_x = window_vt_y = int_bwidth;
623 if (scrollbar_visible ()) 662
663 if (scrollBar.state)
624 { 664 {
625 sb_w = scrollbar_TotalWidth(); 665 int sb_w = scrollBar.total_width ();
626 szHint.base_width += sb_w; 666 szHint.base_width += sb_w;
667
627 if (!(Options & Opt_scrollBar_right)) 668 if (!option (Opt_scrollBar_right))
628 window_vt_x = sb_w; 669 window_vt_x += sb_w;
629 }
630 if (menubar_visible ())
631 { 670 }
632 mb_h = menuBar_TotalHeight(); 671
633 szHint.base_height += mb_h;
634 window_vt_y = mb_h;
635 }
636 szHint.width_inc = TermWin.fwidth; 672 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 673 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 674 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 675 szHint.min_height = szHint.base_height + szHint.height_inc;
640 676
641 if (width && width - szHint.base_width < max_width) 677 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 678 {
643 szHint.width = width; 679 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 680 width = newwidth - szHint.base_width;
645 } 681 }
646 else 682 else
647 { 683 {
648 MIN_IT(TermWin.width, max_width); 684 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 685 szHint.width = szHint.base_width + width;
650 } 686 }
687
651 if (height && height - szHint.base_height < max_height) 688 if (newheight && newheight - szHint.base_height < max_height)
652 { 689 {
653 szHint.height = height; 690 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 691 height = newheight - szHint.base_height;
655 } 692 }
656 else 693 else
657 { 694 {
658 MIN_IT(TermWin.height, max_height); 695 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 696 szHint.height = szHint.base_height + height;
660 } 697 }
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w;
663 698
664 if (recalc_x) 699 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 700 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth); 701
667 if (recalc_y) 702 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 703 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 704
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 705 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 706 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} 707}
678 708
679/*----------------------------------------------------------------------*/ 709/*----------------------------------------------------------------------*/
680/* 710/*
681 * Tell the teletype handler what size the window is. 711 * Tell the teletype handler what size the window is.
682 * Called after a window size change. 712 * Called after a window size change.
683 */ 713 */
684void 714void
685rxvt_term::tt_winch () 715rxvt_term::tt_winch ()
686{ 716{
717 if (pty->pty < 0)
718 return;
719
687 struct winsize ws; 720 struct winsize ws;
688 721
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 722 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 723 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 724 ws.ws_xpixel = width;
695#ifndef DEBUG_SIZE 725 ws.ws_ypixel = height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 726 ioctl (pty->pty, TIOCSWINSZ, &ws);
697#else 727
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 728#if 0
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 729 // TIOCSWINSZ is supposed to do this automatically and correctly
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */ 730 if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH); 731 kill (-cmd_pid, SIGWINCH);
703# endif
704#endif 732#endif
705} 733}
706 734
707/*----------------------------------------------------------------------*/ 735/*----------------------------------------------------------------------*/
708/* rxvt_change_font() - Switch to a new font */ 736/* set_fonts () - load and set the various fonts
709/* 737 *
710 * init = 1 - initialize 738 * init = 1 - initialize
711 * 739 *
712 * fontname == FONT_UP - switch to bigger font 740 * fontname == FONT_UP - switch to bigger font
713 * fontname == FONT_DN - switch to smaller font 741 * fontname == FONT_DN - switch to smaller font
714 */ 742 */
715void 743bool
716rxvt_term::change_font (int init, const char *fontname) 744rxvt_term::set_fonts ()
717{} 745{
746 rxvt_fontset *fs = new rxvt_fontset (this);
747 rxvt_fontprop prop;
718 748
749 if (!fs
750 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
751 || !fs->realize_font (1))
752 {
753 delete fs;
754 return false;
755 }
756
757#if ENABLE_STYLES
758 for (int i = RS_styleCount; --i; )
759 if (fontset[i] != fontset[0])
760 delete fontset[i];
761#endif
762
763 delete fontset[0];
764 fontset[0] = fs;
765
766 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
767 prop.height += lineSpace;
768 prop.width += letterSpace;
769
770 fs->set_prop (prop, false);
771
772 fwidth = prop.width;
773 fheight = prop.height;
774 fbase = prop.ascent;
775
776 for (int style = 1; style < 4; style++)
777 {
778#if ENABLE_STYLES
779 const char *res = rs[Rs_font + style];
780
781 if (res && !*res)
782 fontset[style] = fontset[0];
783 else
784 {
785 fontset[style] = fs = new rxvt_fontset (this);
786 rxvt_fontprop prop2 = prop;
787
788 if (res)
789 {
790 fs->populate (res);
791 fs->set_prop (prop2, false);
792 }
793 else
794 {
795 fs->populate (fontset[0]->fontdesc);
796
797 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
798 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
799
800 fs->set_prop (prop2, true);
801 }
802
803 }
804#else
805 fontset[style] = fontset[0];
806#endif
807 }
808
809 if (parent[0])
810 {
811 resize_all_windows (0, 0, 0);
812 scr_remap_chars ();
813 scr_touch (true);
814 }
815
816 return true;
817}
818
719void 819void
720rxvt_term::font_up_down (int n, int direction) 820rxvt_term::set_string_property (Atom prop, const char *str, int len)
721{} 821{
822 XChangeProperty (dpy, parent[0],
823 prop, XA_STRING, 8, PropModeReplace,
824 (const unsigned char *)str, len >= 0 ? len : strlen (str));
825}
826
827void
828rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
829{
830 XTextProperty ct;
831
832 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
833 {
834 XSetTextProperty (dpy, parent[0], &ct, prop);
835 XFree (ct.value);
836 }
837}
838
839void
840rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
841{
842 wchar_t *ws = rxvt_mbstowcs (str, len);
843 char *s = rxvt_wcstoutf8 (ws);
844
845 XChangeProperty (dpy, parent[0],
846 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
847 (const unsigned char *)s, strlen (s));
848
849 free (s);
850 free (ws);
851}
722 852
723/*----------------------------------------------------------------------*/ 853/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 855/* xterm sequences - title, iconName, color (exptl) */
726void 856void
727rxvt_term::set_title (const char *str) 857rxvt_term::set_title (const char *str)
728{ 858{
729#ifndef SMART_WINDOW_TITLE 859 set_mbstring_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 860#if ENABLE_EWMH
731#else 861 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 862#endif
741} 863}
742 864
743void 865void
744rxvt_term::set_iconName (const char *str) 866rxvt_term::set_icon_name (const char *str)
745{ 867{
746#ifndef SMART_WINDOW_TITLE 868 set_mbstring_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 869#if ENABLE_EWMH
748#else 870 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 871#endif
758} 872}
759 873
874void
875rxvt_term::set_window_color (int idx, const char *color)
876{
760#ifdef XTERM_COLOR_CHANGE 877#ifdef XTERM_COLOR_CHANGE
761void
762rxvt_term::set_window_color (int idx, const char *color)
763{
764 rxvt_color xcol; 878 rxvt_color xcol;
765 int i;
766 879
767 if (color == NULL || *color == '\0') 880 if (color == NULL || *color == '\0')
768 return; 881 return;
769 882
883 color = strdup (color);
884 allocated.push_back ((void *)color);
885 rs[Rs_color + idx] = color;
886
770 /* handle color aliases */ 887 /* handle color aliases */
771 if (isdigit(*color)) 888 if (isdigit (*color))
772 { 889 {
773 i = atoi(color); 890 int i = atoi (color);
891
774 if (i >= 8 && i <= 15) 892 if (i >= 8 && i <= 15)
893 {
775 { /* bright colors */ 894 /* bright colors */
776 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 895 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779 SET_PIXCOLOR(idx);
780 goto Done; 896 goto done;
781# endif
782
783 } 897 }
898
784 if (i >= 0 && i <= 7) 899 if (i >= 0 && i <= 7)
900 {
785 { /* normal colors */ 901 /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 902 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx);
788 goto Done; 903 goto done;
789 } 904 }
790 } 905 }
791 if (!rXParseAllocColor (& xcol, color)) 906
792 return; 907 set_color (xcol, color);
793 /* XStoreColor (display->display, XCMAP, XColor*); */
794 908
795 /* 909 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 910 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 911 * so just keep gobbling up the colormap
798 */ 912 */
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
810 913
811 PixColors[idx] = xcol; 914 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx);
813 915
814 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */
816Done: 916done:
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. */ 917 /*TODO: handle Color_BD, scrollbar background, etc. */
822 918
823 set_colorfgbg (); 919 update_fade_color (idx);
824 recolour_cursor (); 920 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 921 scr_recolour ();
826 scr_poweron (); 922#endif /* XTERM_COLOR_CHANGE */
827} 923}
828
829#else
830# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */
832 924
833void 925void
834rxvt_term::recolour_cursor () 926rxvt_term::recolour_cursor ()
835{ 927{
836#if TODO 928 XColor fg, bg;
837 rxvt_color xcol[2];
838 929
839 xcol[0] = PixColors[Color_pointer]; 930 (ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 931 ? pix_colors_focused[Color_pointer_fg]
841 XQueryColors (display->display, XCMAP, xcol, 2); 932 : pix_colors_focused[Color_fg]).get (fg);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 933
843#endif 934 (ISSET_PIXCOLOR (Color_pointer_bg)
935 ? pix_colors_focused[Color_pointer_bg]
936 : pix_colors_focused[Color_bg]).get (bg);
937
938 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844} 939}
845 940
846/*----------------------------------------------------------------------*/ 941/*----------------------------------------------------------------------*/
847/* 942/*
848 * find if fg/bg matches any of the normal (low-intensity) colors 943 * find if fg/bg matches any of the normal (low-intensity) colors
849 */ 944 */
850void 945void
851rxvt_term::set_colorfgbg () 946rxvt_term::set_colorfgbg ()
852{ 947{
853 unsigned int i; 948 unsigned int i;
854 const char *xpmb = "\0"; 949 const char *xpmb = "";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 950 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856 951
857 env_colorfgbg =
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859 STRCPY(fstr, "default"); 952 strcpy (fstr, "default");
860 STRCPY(bstr, "default"); 953 strcpy (bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 954 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 955 if (pix_colors[Color_fg] == pix_colors[i])
863 { 956 {
864 sprintf(fstr, "%d", (i - Color_Black)); 957 sprintf (fstr, "%d", (i - Color_Black));
865 break; 958 break;
866 } 959 }
960
867 for (i = Color_Black; i <= Color_White; i++) 961 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 962 if (pix_colors[Color_bg] == pix_colors[i])
869 { 963 {
870 sprintf(bstr, "%d", (i - Color_Black)); 964 sprintf (bstr, "%d", (i - Color_Black));
871#ifdef XPM_BACKGROUND 965#ifdef BG_IMAGE_FROM_FILE
872 xpmb = "default;"; 966 xpmb = "default;";
873#endif 967#endif
874 break; 968 break;
875 } 969 }
970
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 971 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} 972}
890 973
891/*----------------------------------------------------------------------*/ 974/*----------------------------------------------------------------------*/
892/*
893 * Colour determination for low colour displays, routine from
894 * Hans de Goede <hans@highrise.nl>
895 */
896 975
897int 976bool
898rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 977rxvt_term::set_color (rxvt_color &color, const char *name)
899{ 978{
900 if (!screen_in_out->set (display, colour)) 979 if (color.set (this, name))
901 {
902 rxvt_print_error("can't allocate colour: %s", colour);
903 return false;
904 }
905
906 return true; 980 return true;
981
982 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
983 return false;
984}
985
986void
987rxvt_term::alias_color (int dst, int src)
988{
989 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907} 990}
908 991
909/* -------------------------------------------------------------------- * 992/* -------------------------------------------------------------------- *
910 * - WINDOW RESIZING - * 993 * - WINDOW RESIZING - *
911 * -------------------------------------------------------------------- */ 994 * -------------------------------------------------------------------- */
912void 995void
913rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 996rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914{ 997{
915 int fix_screen; 998 int fix_screen;
999 int old_width = szHint.width;
1000 int old_height = szHint.height;
916 1001
917#ifdef SMART_RESIZE
918 int old_width = szHint.width, old_height = szHint.height;
919#endif
920
921 window_calc (width, height); 1002 window_calc (newwidth, newheight);
1003
1004 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1005
1006 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1007 if (set_hint)
1008 {
1009 szHint.flags &= ~(PBaseSize | PResizeInc);
922 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1010 XSetWMNormalHints (dpy, parent[0], &szHint);
1011 szHint.flags |= PBaseSize | PResizeInc;
1012 }
1013
923 if (!ignoreparent) 1014 if (!ignoreparent)
924 { 1015 {
925#ifdef SMART_RESIZE 1016#ifdef SMART_RESIZE
926 /* 1017 /*
927 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1018 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
930 int x, y, x1, y1; 1021 int x, y, x1, y1;
931 int dx, dy; 1022 int dx, dy;
932 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1023 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933 Window unused_cr; 1024 Window unused_cr;
934 1025
935 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1026 XTranslateCoordinates (dpy, parent[0], display->root,
936 0, 0, &x, &y, &unused_cr); 1027 0, 0, &x, &y, &unused_cr);
937 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1028 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
938 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1029 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
939 /* 1030 /*
940 * if display->root isn't the parent window, a WM will probably have offset 1031 * if display->root isn't the parent window, a WM will probably have offset
941 * our position for handles and decorations. Counter it 1032 * our position for handles and decorations. Counter it
942 */ 1033 */
944 { 1035 {
945 x -= x1; 1036 x -= x1;
946 y -= y1; 1037 y -= y1;
947 } 1038 }
948 1039
949 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1040 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1041 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951 dx = old_width - szHint.width; 1042 dx = old_width - szHint.width;
952 dy = old_height - szHint.height; 1043 dy = old_height - szHint.height;
953 1044
954 /* Check position of the center of the window */ 1045 /* Check position of the center of the window */
955 if (x < x1) /* left half */ 1046 if (x < x1) /* left half */
956 dx = 0; 1047 dx = 0;
959 if (y < y1) /* top half */ 1050 if (y < y1) /* top half */
960 dy = 0; 1051 dy = 0;
961 else if (y == y1) /* exact center */ 1052 else if (y == y1) /* exact center */
962 dy /= 2; 1053 dy /= 2;
963 1054
964 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1055 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
965 szHint.width, szHint.height); 1056 szHint.width, szHint.height);
966#else 1057#else
967 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1058 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
968 szHint.height);
969#endif 1059#endif
970
971 } 1060 }
972 1061
973 fix_screen = (TermWin.ncol != prev_ncol 1062 if (set_hint)
974 || TermWin.nrow != prev_nrow); 1063 XSetWMNormalHints (dpy, parent[0], &szHint);
975 1064
1065 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1066
976 if (fix_screen || width != old_width || height != old_height) 1067 if (fix_screen || newwidth != old_width || newheight != old_height)
977 { 1068 {
978 if (scrollbar_visible ()) 1069 if (scrollBar.state)
979 { 1070 scrollBar.resize ();
980 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
981 0, scrollbar_TotalWidth (), szHint.height);
982 resize_scrollbar ();
983 }
984 1071
985 if (menubar_visible ()) 1072 XMoveResizeWindow (dpy, vt,
986 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1073 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 ()); 1074 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 1075
1076#ifdef HAVE_BG_PIXMAP
1077 if (bgPixmap.window_size_sensitive ())
1078 update_background ();
1079#endif
1002 } 1080 }
1003 1081
1004 if (fix_screen || old_height == 0) 1082 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(); 1083 scr_reset ();
1019 1084
1020 if (curr_screen >= 0) /* this is not the first time through */ 1085#ifdef HAVE_BG_PIXMAP
1021 { 1086// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1022 scr_change_screen (curr_screen); 1087// if (bgPixmap.pixmap)
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1088// scr_touch (false);
1024 } 1089#endif
1025 }
1026
1027 old_width = szHint.width;
1028 old_height = szHint.height;
1029 1090
1030#ifdef USE_XIM 1091#ifdef USE_XIM
1031 IMSetStatusPosition (); 1092 IMSetPosition ();
1032#endif 1093#endif
1033} 1094}
1034 1095
1035/* 1096/*
1036 * Set the width/height of the vt window in characters. Units are pixels. 1097 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns 1098 * good for toggling 80/132 columns
1038 */ 1099 */
1039void 1100void
1040rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1101rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041{ 1102{
1042 XWindowAttributes wattr; 1103 XWindowAttributes wattr;
1043 1104
1044 if (width == 0 || height == 0) 1105 if (newwidth == 0 || newheight == 0)
1045 { 1106 {
1046 XGetWindowAttributes(display->display, display->root, &wattr); 1107 XGetWindowAttributes (dpy, display->root, &wattr);
1108
1047 if (width == 0) 1109 if (newwidth == 0)
1048 width = wattr.width - szHint.base_width; 1110 newwidth = wattr.width - szHint.base_width;
1049 if (height == 0) 1111 if (newheight == 0)
1050 height = wattr.height - szHint.base_height; 1112 newheight = wattr.height - szHint.base_height;
1051 }
1052 if (width != TermWin.width || height != TermWin.height)
1053 { 1113 }
1114
1115 if (newwidth != width || newheight != height)
1116 {
1054 width += szHint.base_width; 1117 newwidth += szHint.base_width;
1055 height += szHint.base_height; 1118 newheight += szHint.base_height;
1056 resize_all_windows (width, height, 0); 1119 resize_all_windows (newwidth, newheight, 0);
1057 } 1120 }
1058} 1121}
1059 1122
1060/* -------------------------------------------------------------------- * 1123/* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - * 1124 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */ 1125 * -------------------------------------------------------------------- */
1063#ifdef USE_XIM 1126#ifdef USE_XIM
1064 1127
1065void 1128void
1129rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1130{
1131 fg = pix_colors [Color_fg];
1132 bg = pix_colors [Color_bg];
1133}
1134
1135void
1066rxvt_term::im_set_size (XRectangle *size) 1136rxvt_term::im_set_size (XRectangle &size)
1067{ 1137{
1068 size->x = TermWin.int_bwidth; 1138 // the int_bwidth terms make no sense to me
1069 size->y = TermWin.int_bwidth; 1139 size.x = int_bwidth;
1070 size->width = Width2Pixel(TermWin.ncol); 1140 size.y = int_bwidth;
1071 size->height = Height2Pixel(TermWin.nrow); 1141 size.width = Width2Pixel (ncol) + int_bwidth;
1142 size.height = Height2Pixel (nrow) + int_bwidth;
1072} 1143}
1073 1144
1074void 1145void
1075rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1146rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1147 XRectangle &status_rect,
1148 const XRectangle &needed_rect)
1076{ 1149{
1077 *fg = PixColors[Color_fg]; 1150 preedit_rect.x = needed_rect.width;
1078 *bg = PixColors[Color_bg]; 1151 preedit_rect.y = 0;
1152 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1153 preedit_rect.height = fheight;
1154
1155 status_rect.x = 0;
1156 status_rect.y = 0;
1157 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1158 status_rect.height = fheight;
1079} 1159}
1080 1160
1081/* Checking whether input method is running. */ 1161/* Checking whether input method is running. */
1082bool 1162bool
1083rxvt_term::IMisRunning () 1163rxvt_term::IMisRunning ()
1084{ 1164{
1085 char *p; 1165 Atom atom;
1086 Atom atom; 1166 Window win;
1087 Window win;
1088 char server[IMBUFSIZ]; 1167 char server[IMBUFSIZ];
1089 1168
1090 /* get current locale modifier */ 1169 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1170 if (char *p = XSetLocaleModifiers (0))
1092 { 1171 {
1093 STRCPY(server, "@server="); 1172 strcpy (server, "@server=");
1094 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1173 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1174
1095 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1175 if (p = strchr (server + 1, '@')) /* first one only */
1096 *p = '\0'; 1176 *p = '\0';
1097 1177
1098 atom = XInternAtom(display->display, server, False); 1178 atom = XInternAtom (dpy, server, False);
1099 win = XGetSelectionOwner(display->display, atom); 1179 win = XGetSelectionOwner (dpy, atom);
1180
1100 if (win != None) 1181 if (win != None)
1101 return True; 1182 return True;
1102 } 1183 }
1184
1103 return False; 1185 return False;
1104} 1186}
1105 1187
1106void 1188void
1107rxvt_term::IMSendSpot () 1189rxvt_term::IMSendSpot ()
1108{ 1190{
1109 XPoint spot; 1191 XPoint nspot;
1110 XVaNestedList preedit_attr; 1192 XVaNestedList preedit_attr;
1111 1193
1112 if (Input_Context == NULL 1194 if (!Input_Context
1113 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1195 || !focus
1114 || !(event_type == KeyPress 1196 || !(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; 1197 return;
1121 1198
1122 im_set_position (&spot); 1199 im_set_position (nspot);
1123 1200
1201 if (nspot.x == spot.x && nspot.y == spot.y)
1202 return;
1203
1204 spot = nspot;
1205
1124 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1206 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1207 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree(preedit_attr); 1208 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} 1209}
1153 1210
1154void 1211void
1155rxvt_term::im_destroy () 1212rxvt_term::im_destroy ()
1156{ 1213{
1157 if (Input_Context)
1158 {
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1161 }
1162
1163 if (input_method) 1214 if (input_method)
1164 { 1215 {
1216 if (Input_Context && input_method->xim)
1217 XDestroyIC (Input_Context);
1218
1165 display->put_xim (input_method); 1219 display->put_xim (input_method);
1166 input_method = 0; 1220 input_method = 0;
1167 } 1221 }
1222
1223 Input_Context = 0;
1168} 1224}
1225
1226#ifdef ENABLE_XIM_ONTHESPOT
1227
1228static void
1229xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1230{
1231 ((rxvt_term *)client_data)->make_current ();
1232 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1233}
1234
1235static void
1236xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1237{
1238 ((rxvt_term *)client_data)->make_current ();
1239 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1240}
1241
1242static void
1243xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1244{
1245 rxvt_term *term = (rxvt_term *)client_data;
1246 XIMText *text = call_data->text;
1247
1248 term->make_current ();
1249
1250 if (text)
1251 {
1252 wchar_t *str;
1253
1254 if (!text->encoding_is_wchar && text->string.multi_byte)
1255 {
1256 // of course, X makes it ugly again
1257 if (term->rs[Rs_imLocale])
1258 SET_LOCALE (term->rs[Rs_imLocale]);
1259
1260 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1261 mbstowcs (str, text->string.multi_byte, text->length + 1);
1262
1263 if (term->rs[Rs_imLocale])
1264 SET_LOCALE (term->locale);
1265 }
1266 else
1267 str = text->string.wide_char;
1268
1269 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1270 DT_INT, call_data->caret,
1271 DT_INT, call_data->chg_first,
1272 DT_INT, call_data->chg_length,
1273 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1274 DT_WCS_LEN, str, str ? (int)text->length : 0,
1275 DT_END));
1276 }
1277 else
1278 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1279 DT_INT, call_data->caret,
1280 DT_INT, call_data->chg_first,
1281 DT_INT, call_data->chg_length,
1282 DT_END));
1283}
1284
1285#if 0
1286static void
1287xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1288{
1289 ((rxvt_term *)client_data)->make_current ();
1290 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1291 DT_INT, call_data->position,
1292 DT_INT, call_data->direction,
1293 DT_INT, call_data->style,
1294 DT_END));
1295}
1296#endif
1297
1298#endif
1169 1299
1170/* 1300/*
1171 * Try to open a XIM with the current modifiers, then see if we can 1301 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type 1302 * open a suitable preedit type
1173 */ 1303 */
1174bool 1304bool
1175rxvt_term::IM_get_IC (const char *modifiers) 1305rxvt_term::IM_get_IC (const char *modifiers)
1176{ 1306{
1177 int i, j, found; 1307 int i, j, found;
1178 XIM xim; 1308 XIM xim;
1179 XPoint spot; 1309 XPoint spot;
1180 XRectangle rect, status_rect, needed_rect; 1310 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg; 1311 unsigned long fg, bg;
1182 const char *p; 1312 const char *p;
1183 char **s; 1313 char **s;
1184 XIMStyles *xim_styles; 1314 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr; 1315#ifdef ENABLE_XIM_ONTHESPOT
1316 XIMCallback xcb[4];
1317#endif
1186 1318
1319 set_environ (envv);
1320
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1321 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1322 return false;
1189 1323
1190 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191 input_method = display->get_xim (locale, modifiers); 1324 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1325 if (input_method == NULL)
1193 return false; 1326 return false;
1194 1327
1195 xim = input_method->xim; 1328 xim = input_method->xim;
1329 spot.x = spot.y = -1;
1196 1330
1197 xim_styles = NULL; 1331 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1332 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1333 || !xim_styles || !xim_styles->count_styles)
1200 { 1334 {
1201 display->put_xim (input_method); 1335 im_destroy ();
1202 return false; 1336 return false;
1203 } 1337 }
1204 1338
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1339 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1340
1341 for (int pi = 0; pi < 2; pi++)
1342 {
1343 p = pet[pi];
1344
1345 if (!p)
1346 continue;
1347
1206 s = rxvt_splitcommastring(p); 1348 s = rxvt_splitcommastring (p);
1349
1207 for (i = found = 0; !found && s[i]; i++) 1350 for (i = found = 0; !found && s[i]; i++)
1208 { 1351 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1352 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1353 input_style = XIMPreeditPosition | XIMStatusNothing;
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1354 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1355 input_style = XIMPreeditArea | XIMStatusArea;
1213 else if (!STRCMP(s[i], "Root")) 1356 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1357 input_style = XIMPreeditNothing | XIMStatusNothing;
1358 else if (!strcmp (s[i], "None"))
1359 input_style = XIMPreeditNone | XIMStatusNone;
1360#ifdef ENABLE_XIM_ONTHESPOT
1361 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1362 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1363#endif
1364 else
1365 input_style = XIMPreeditNothing | XIMStatusNothing;
1215 1366
1216 for (j = 0; j < xim_styles->count_styles; j++) 1367 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1368 if (input_style == xim_styles->supported_styles[j])
1218 { 1369 {
1370 rxvt_freecommastring (s);
1371
1219 found = 1; 1372 found = 1;
1220 break; 1373 goto foundpet;
1374 }
1375
1221 } 1376 }
1222 }
1223 1377
1224 for (i = 0; s[i]; i++) 1378 rxvt_freecommastring (s);
1225 free (s[i]); 1379 }
1226 1380
1227 free (s); 1381foundpet:
1382
1228 XFree (xim_styles); 1383 XFree (xim_styles);
1229 1384
1230 if (!found) 1385 if (!found)
1231 { 1386 {
1232 display->put_xim (input_method); 1387 im_destroy ();
1233 return false; 1388 return false;
1234 } 1389 }
1235 1390
1236 preedit_attr = status_attr = NULL; 1391 XFontSet fs = 0;
1392 XVaNestedList preedit_attr = 0, status_attr = 0;
1393
1394 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1395 {
1396 // fake us a font-set, please
1397 char **missing_charset_list;
1398 int missing_charset_count;
1399 char *def_string;
1400 char pat[512];
1401
1402 sprintf (pat,
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1407 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1408 "*",
1409 fheight,
1410 fheight + 1, fheight - 1,
1411 fheight - 2, fheight + 2);
1412
1413 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1414 &missing_charset_list, &missing_charset_count, &def_string);
1415
1416 if (missing_charset_list)
1417 XFreeStringList (missing_charset_list);
1418
1419 if (!fs)
1420 {
1421 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1422 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1423 }
1424 }
1237 1425
1238 if (input_style & XIMPreeditPosition) 1426 if (input_style & XIMPreeditPosition)
1239 { 1427 {
1240 im_set_size (&rect); 1428 im_set_size (rect);
1241 im_set_position (&spot); 1429 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1430 im_set_color (fg, bg);
1243 1431
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1432 preedit_attr = XVaCreateNestedList (0,
1433 XNForeground, fg,
1434 XNBackground, bg,
1435 XNArea, &rect,
1245 XNSpotLocation, &spot, 1436 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1437 XNFontSet, fs,
1248 NULL); 1438 NULL);
1249 } 1439 }
1250 else if (input_style & XIMPreeditArea) 1440 else if (input_style & XIMPreeditArea)
1251 { 1441 {
1252 im_set_color (&fg, &bg); 1442 im_set_color (fg, bg);
1253 1443
1254 /* 1444 /*
1255 * The necessary width of preedit area is unknown 1445 * The necessary width of preedit area is unknown
1256 * until create input context. 1446 * until create input context.
1257 */ 1447 */
1258 needed_rect.width = 0; 1448 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1449 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1450
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1451 preedit_attr = XVaCreateNestedList (0,
1452 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1453 XNBackground, bg,
1454 XNArea, &rect,
1455 XNFontSet, fs,
1456 NULL);
1457 status_attr = XVaCreateNestedList (0,
1458 XNForeground, fg,
1459 XNBackground, bg,
1460 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1461 XNFontSet, fs,
1265 NULL); 1462 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1463 }
1267 XNForeground, fg, XNBackground, bg, 1464#if ENABLE_XIM_ONTHESPOT
1268 //XNFontSet, TermWin.fontset, 1465 else if (input_style & XIMPreeditCallbacks)
1466 {
1467 im_set_position (spot);
1468
1469 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1470 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1471 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1472# if 0
1473 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1474# endif
1475
1476 preedit_attr = XVaCreateNestedList (0,
1477 XNSpotLocation, &spot,
1478 XNPreeditStartCallback, &xcb[0],
1479 XNPreeditDoneCallback , &xcb[1],
1480 XNPreeditDrawCallback , &xcb[2],
1481# if 0
1482 XNPreeditCaretCallback, &xcb[3],
1483# endif
1269 NULL); 1484 NULL);
1270 } 1485 }
1486#endif
1271 1487
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1488 Input_Context = XCreateIC (xim,
1489 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1490 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1491 XNFocusWindow, parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL, 1492 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1493 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1494 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1495 status_attr, NULL);
1496
1279 if (preedit_attr) XFree(preedit_attr); 1497 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1498 if (status_attr) XFree (status_attr);
1499 if (fs) XFreeFontSet (dpy, fs);
1281 1500
1282 if (Input_Context == NULL) 1501 if (Input_Context == NULL)
1283 { 1502 {
1284 rxvt_print_error("failed to create input context"); 1503 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1504 im_destroy ();
1286 return false; 1505 return false;
1287 } 1506 }
1288 1507
1289 if (input_style & XIMPreeditArea) 1508#if 0
1509 // unfortunately, only the focus window is used by XIM, hard to fix
1510 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1511 vt_select_input ();
1512#endif
1513
1290 IMSetStatusPosition (); 1514 IMSetPosition ();
1291 1515
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1293 return true; 1516 return true;
1294} 1517}
1295 1518
1296void 1519void
1297rxvt_term::im_cb () 1520rxvt_term::im_cb ()
1298{ 1521{
1299 int i, found, had_im; 1522 int i;
1300 const char *p; 1523 const char *p;
1301 char **s; 1524 char **s;
1302 char buf[IMBUFSIZ]; 1525 char buf[IMBUFSIZ];
1303 1526
1527 make_current ();
1528
1304 im_destroy (); 1529 im_destroy ();
1305 1530
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307 if (Input_Context) 1531 if (Input_Context)
1308 return; 1532 return;
1309 1533
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1534#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1535 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1536 SET_LOCALE (rs[Rs_imLocale]);
1313#endif 1537#endif
1314 1538
1315 p = rs[Rs_inputMethod]; 1539 p = rs[Rs_inputMethod];
1316 if (p && *p) 1540 if (p && *p)
1317 { 1541 {
1318 bool found = false; 1542 bool found = false;
1319 1543
1320 s = rxvt_splitcommastring (p); 1544 s = rxvt_splitcommastring (p);
1545
1321 for (i = 0; s[i]; i++) 1546 for (i = 0; s[i]; i++)
1322 { 1547 {
1323 if (*s[i]) 1548 if (*s[i])
1324 { 1549 {
1325 STRCPY (buf, "@im="); 1550 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1551 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1552 if (IM_get_IC (buf))
1328 { 1553 {
1329 found = true; 1554 found = true;
1330 break; 1555 break;
1331 } 1556 }
1332 } 1557 }
1333 } 1558 }
1334 for (i = 0; s[i]; i++) 1559
1335 free(s[i]); 1560 rxvt_freecommastring (s);
1336 free(s);
1337 1561
1338 if (found) 1562 if (found)
1339 goto done; 1563 goto done;
1340 } 1564 }
1341 1565
1348 goto done; 1572 goto done;
1349 1573
1350done: 1574done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1575#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1576 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1577 SET_LOCALE (locale);
1354#endif 1578#endif
1355} 1579}
1356 1580
1357void 1581void
1358rxvt_term::IMSetStatusPosition () 1582rxvt_term::IMSetPosition ()
1359{ 1583{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1584 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1585 XVaNestedList preedit_attr, status_attr;
1362 1586
1363 if (Input_Context == NULL 1587 if (!Input_Context
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1588 || !focus
1589 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365 || !IMisRunning ()) 1590 || !IMisRunning ())
1366 return; 1591 return;
1367 1592
1593 if (input_style & XIMPreeditPosition)
1594 {
1595 im_set_size (preedit_rect);
1596 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1597
1598 XSetICValues (Input_Context,
1599 XNPreeditAttributes, preedit_attr, NULL);
1600 }
1601 else
1602 {
1368 /* Getting the necessary width of preedit area */ 1603 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1604 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1605 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1606 XFree (status_attr);
1372 1607
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1608 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1609 XFree (needed_rect);
1374 1610
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1611 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1612 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1613
1378 XSetICValues(Input_Context, 1614 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1615 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1616 XNStatusAttributes, status_attr,
1617 NULL);
1381 1618
1619 XFree (status_attr);
1620 }
1621
1382 XFree(preedit_attr); 1622 XFree (preedit_attr);
1383 XFree(status_attr);
1384} 1623}
1385#endif /* USE_XIM */ 1624#endif /* USE_XIM */
1386 1625
1387/*----------------------------------------------------------------------*/ 1626void
1388rxvt_t rxvt_current_term; 1627rxvt_term::get_window_origin (int &x, int &y)
1628{
1629 Window cr;
1630 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1631/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1632}
1633
1634Pixmap
1635rxvt_term::get_pixmap_property (int prop_id)
1636{
1637 if (prop_id > 0 && prop_id < NUM_XA)
1638 if (xa[prop_id])
1639 {
1640 int aformat;
1641 unsigned long nitems, bytes_after;
1642 Atom atype;
1643 unsigned char *prop = NULL;
1644 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1645 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1646 &nitems, &bytes_after, &prop);
1647 if (result == Success && prop && atype == XA_PIXMAP)
1648 return *(Pixmap *)prop;
1649 }
1650
1651 return None;
1652}
1653
1654#ifdef HAVE_BG_PIXMAP
1655# if TRACE_PIXMAPS
1656# undef update_background
1657void
1658rxvt_term::trace_update_background (const char *file, int line)
1659{
1660 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1661 update_background ();
1662}
1663# endif
1664
1665void
1666rxvt_term::update_background ()
1667{
1668 if (update_background_ev.is_active ())
1669 return;
1670
1671 bgPixmap.invalidate ();
1672
1673 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1674
1675 if (to_wait <= 0.)
1676 bgPixmap.render ();
1677 else
1678 update_background_ev.start (to_wait);
1679}
1680
1681void
1682rxvt_term::update_background_cb (ev::timer &w, int revents)
1683{
1684 make_current ();
1685
1686 update_background_ev.stop ();
1687 bgPixmap.render ();
1688 refresh_check ();
1689}
1690
1691#endif /* HAVE_BG_PIXMAP */
1389 1692
1390/*----------------------- end-of-file (C source) -----------------------*/ 1693/*----------------------- end-of-file (C source) -----------------------*/

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