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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 1.372 by sf-exg, Sat Jan 28 15:18:29 2012 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 <assert.h>
36#include <signal.h> 42#include <signal.h>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h> 43#include <string.h>
40#endif
41 44
42#ifdef HAVE_TERMIOS_H
43# include <termios.h> 45#include <termios.h>
44#endif
45 46
46#include <cstring> 47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# include <locale.h>
52#endif
47 53
54struct termios rxvt_term::def_tio;
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
48static char curlocale[128]; 60static char curlocale[128], savelocale[128];
49 61
50void 62bool
51rxvt_set_locale (const char *locale) 63rxvt_set_locale (const char *locale) NOTHROW
52{ 64{
53 if (locale && STRNCMP (locale, curlocale, 128)) 65 int size = strlen (locale) + 1;
54 { 66
55 STRNCPY (curlocale, locale, 128); 67 if (size > sizeof (curlocale))
68 rxvt_fatal ("locale string too long, aborting.\n");
69
70 if (!locale || !memcmp (locale, curlocale, size))
71 return false;
72
73 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 74 setlocale (LC_CTYPE, curlocale);
57 } 75 return true;
58} 76}
59 77
60void * 78void
61rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
62{ 80{
63 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
64 84
65 MEMSET (p, 0, s); 85void
86rxvt_pop_locale () NOTHROW
87{
88 rxvt_set_locale (savelocale);
89}
90
91#if ENABLE_COMBINING
92class rxvt_composite_vec rxvt_composite;
93
94text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95{
96 compose_char *cc;
97
98 // break compose chains, as stupid readline really likes to duplicate
99 // composing characters for some reason, near the end of a line.
100 cc = (*this)[c1];
101 while (cc)
102 {
103 if (cc->c2 == c2) return c1;
104 cc = (*this)[cc->c1];
105 }
106
107 // check to see whether this combination already exists otherwise
108 for (cc = v.begin (); cc < v.end (); cc++)
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
111
112 // allocate a new combination
113 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
114 {
115 static int seen;
116
117 if (!seen++)
118 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
119
120 return REPLACEMENT_CHAR;
121 }
122
123 v.push_back (compose_char (c1, c2));
124
125 return v.size () - 1 + COMPOSE_LO;
126}
127
128int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
129{
130 compose_char *cc = (*this)[c];
131
132 if (!cc)
133 {
134 if (r) *r = c;
135 return 1;
136 }
137
138 int len = expand (cc->c1, r);
139
140 if (r) r += len;
141
142 if (cc->c2 != NOCHAR)
143 {
144 len++;
145 if (r) *r++ = cc->c2;
146 }
147
66 return p; 148 return len;
67}
68 149
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 150}
151#endif
74 152
75rxvt_term::rxvt_term () 153rxvt_term::rxvt_term ()
76 : 154{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 155#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 156 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 157#endif
86#ifdef CURSOR_BLINK 158#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 159 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88#endif 160#endif
89#ifdef TEXT_BLINK 161#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb), 162 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
163#endif
164#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
165 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
166#endif
167#ifdef SELECTION_SCROLLING
168 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
169#endif
170#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
171 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
172#endif
173#if ENABLE_TRANSPARENCY || ENABLE_PERL
174 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
175#endif
176 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177#ifdef USE_XIM
178 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91#endif 179#endif
92#ifdef POINTER_BLANK 180#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 181 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 182#endif
95 check_ev (this, &rxvt_term::check_cb), 183#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 184 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 185#endif
98 incr_ev (this, &rxvt_term::incr_cb), 186 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
187 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
188 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
189 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
190 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
191 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192
193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void
205rxvt_term::emergency_cleanup ()
206{
207 if (cmd_pid)
208 kill (-cmd_pid, SIGHUP);
209
210 pty_ev.stop ();
211 delete pty; pty = 0;
212}
213
214rxvt_term::~rxvt_term ()
215{
216 termlist.erase (find (termlist.begin (), termlist.end(), this));
217
218 emergency_cleanup ();
219
220#if ENABLE_STYLES
221 for (int i = RS_styleCount; --i; )
222 if (fontset[i] != fontset[0])
223 delete fontset[i];
224#endif
225 delete fontset[0];
226
227#ifdef HAVE_BG_PIXMAP
228 bg_destroy ();
229#endif
230
231 if (display)
232 {
233 selection_clear ();
234 selection_clear (true);
235
99#ifdef USE_XIM 236#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 237 im_destroy ();
101#endif 238#endif
102{ 239 scrollBar.destroy ();
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 240 if (gc) XFreeGC (dpy, gc);
104}
105 241
106rxvt_term::~rxvt_term () 242 delete drawable;
107{ 243 // destroy all windows
108 if (cmd_fd >= 0) 244 if (parent)
109 close (cmd_fd); 245 XDestroyWindow (dpy, parent);
246
247 for (int i = 0; i < TOTAL_COLORS; i++)
248 if (ISSET_PIXCOLOR (i))
249 {
250 pix_colors_focused [i].free (this);
251#if OFF_FOCUS_FADING
252 pix_colors_unfocused [i].free (this);
253#endif
254 }
255
256 clear ();
257
258 display->flush (); /* ideally .put should do this */
259 displays.put (display);
260 }
110 261
111 scr_release (); 262 scr_release ();
112 263
264 /* clear all resources */
265 for (int i = 0; i < allocated.size (); i++)
266 free (allocated [i]);
267
268 free (selection.text);
269 free (selection.clip_text);
113 free (locale); 270 free (locale);
114 free (codeset); 271 free (v_buffer);
115 272
116#ifndef NO_SETOWNER_TTYDEV 273 delete selection_req;
117 privileged_ttydev (RESTORE);
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 274
123 // TODO: free pixcolours, colours should become part of rxvt_display 275 delete envv;
276 delete argv;
124 277
125 delete PixColors; 278#ifdef KEYSYM_RESOURCE
279 delete keyboard;
280#endif
281#ifndef NO_RESOURCES
282 XrmDestroyDatabase (option_db);
283#endif
284}
126 285
127 displays.put (display); 286// child has exited, usually destroys
287void
288rxvt_term::child_cb (ev::child &w, int status)
289{
290 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
291
292 cmd_pid = 0;
293
294 if (!option (Opt_hold))
295 destroy ();
128} 296}
129 297
130void 298void
131rxvt_term::destroy () 299rxvt_term::destroy ()
132{ 300{
301 if (destroy_ev.is_active ())
302 return;
303
304 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
305
306#if ENABLE_OVERLAY
307 scr_overlay_off ();
308#endif
309
133 if (display) 310 if (display)
134 { 311 {
135 if (TermWin.parent[0]) 312#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 313 im_ev.stop (display);
137 314#endif
315 scrollbar_ev.stop (display);
316#if ENABLE_TRANSPARENCY || ENABLE_PERL
317 rootwin_ev.stop (display);
318#endif
138 termwin_ev.stop (display); 319 termwin_ev.stop (display);
139 vt_ev.stop (display); 320 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 } 321 }
152 322
153 check_ev.stop (); 323 flush_ev.stop ();
154 pty_ev.stop (); 324 pty_ev.stop ();
155#ifdef CURSOR_BLINK 325#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 326 cursor_blink_ev.stop ();
157#endif 327#endif
158#ifdef TEXT_BLINK 328#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 329 text_blink_ev.stop ();
160#endif 330#endif
331#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
332 cont_scroll_ev.stop ();
333#endif
334#ifdef SELECTION_SCROLLING
335 sel_scroll_ev.stop ();
336#endif
161#ifdef POINTER_BLANK 337#ifdef POINTER_BLANK
162 pointer_ev.stop (); 338 pointer_ev.stop ();
163#endif 339#endif
164 340
165 destroy_ev.start (0); 341 destroy_ev.start ();
166} 342}
167 343
168void 344void
169rxvt_term::destroy_cb (time_watcher &w) 345rxvt_term::destroy_cb (ev::idle &w, int revents)
170{ 346{
171 SET_R (this); 347 make_current ();
172 348
173 delete this; 349 delete this;
174} 350}
175 351
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 352void
196rxvt_init_signals () 353rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
197{ 354{
198 /* install exit handler for cleanup */ 355 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; 356 return;
357
358 uint8_t mask = 1 << (opt & 7);
359 uint8_t &val = options [opt >> 3];
360
361 val = val & ~mask | (set ? mask : 0);
347} 362}
348 363
349/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
350/* 365/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 367 * TODO: if debugging, this should free up any known resources if we can
353 */ 368 */
354/* EXTPROTO */ 369static 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}
362 370
363/* ------------------------------------------------------------------------- * 371static void
364 * MEMORY ALLOCATION WRAPPERS * 372rxvt_emergency_cleanup ()
365 * ------------------------------------------------------------------------- */
366/* EXTPROTO */
367void *
368rxvt_malloc(size_t size)
369{ 373{
370 void *p; 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
371 375 (*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} 376}
381 377
382/* EXTPROTO */ 378#if !ENABLE_MINIMAL
383void * 379static void
384rxvt_calloc(size_t number, size_t size) 380print_x_error (Display *dpy, XErrorEvent *event)
385{ 381{
386 void *p; 382 char buffer[BUFSIZ];
387 383 char mesg[BUFSIZ];
388 p = calloc(number, size); 384 char number[32];
389 if (p) 385 const char mtype[] = "XlibMessage";
390 return p; 386 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 387 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 388 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
393 rxvt_clean_exit(); 389 rxvt_warn ("%s: %s\n", mesg, buffer);
394 exit(EXIT_FAILURE); 390 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 /* NOTREACHED */ 391 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
392 sprintf(number, "%d", event->request_code);
393 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
394 rxvt_warn ("(which is %s)\n", buffer);
395 if (event->request_code >= 128) {
396 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
397 mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
399 }
400 if ((event->error_code == BadWindow) ||
401 (event->error_code == BadPixmap) ||
402 (event->error_code == BadCursor) ||
403 (event->error_code == BadFont) ||
404 (event->error_code == BadDrawable) ||
405 (event->error_code == BadColor) ||
406 (event->error_code == BadGC) ||
407 (event->error_code == BadIDChoice) ||
408 (event->error_code == BadValue) ||
409 (event->error_code == BadAtom)) {
410 if (event->error_code == BadValue)
411 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
412 mesg, BUFSIZ);
413 else if (event->error_code == BadAtom)
414 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
415 mesg, BUFSIZ);
416 else
417 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
418 mesg, BUFSIZ);
419 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
420 }
421 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
396} 424}
425#endif
397 426
398/* EXTPROTO */ 427int
399void * 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
400rxvt_realloc(void *ptr, size_t size)
401{ 429{
402 void *p; 430 if (GET_R->allowedxerror == -1)
403 431 GET_R->allowedxerror = event->error_code;
404 if (ptr)
405 p = realloc(ptr, size);
406 else 432 else
407 p = malloc(size); 433 {
408 if (p) 434 // GET_R is most likely not the terminal which caused the error,
435 // so just output the error and continue
436#if ENABLE_MINIMAL
437 old_xerror_handler (display, event);
438#else
439 print_x_error (display, event);
440#endif
441 }
442
409 return p; 443 return 0;
444}
410 445
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 446int
412 rxvt_clean_exit(); 447rxvt_xioerror_handler (Display *display)
448{
449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
450 DisplayString (display));
451 rxvt_emergency_cleanup ();
413 exit(EXIT_FAILURE); 452 _exit (EXIT_FAILURE);
414 /* NOTREACHED */
415} 453}
416 454
417/* ------------------------------------------------------------------------- * 455static struct sig_handlers
418 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */
421void
422rxvt_term::privileges (int mode)
423{ 456{
424#if ! defined(__CYGWIN32__) 457 ev::sig sw_term, sw_int;
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 458
426 /* setreuid() is the poor man's setuid(), seteuid() */ 459 /*
427# define seteuid(a) setreuid(-1, (a)) 460 * Catch a fatal signal and tidy up before quitting
428# define setegid(a) setregid(-1, (a)) 461 */
429# define HAVE_SETEUID 462 void sig_term (ev::sig &w, int revents);
463
464 sig_handlers ()
465 {
466 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
467 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
468 }
469} sig_handlers;
470
471void
472sig_handlers::sig_term (ev::sig &w, int revents)
473{
474 rxvt_emergency_cleanup ();
475 w.stop ();
476 kill (getpid (), w.signum);
477}
478
479static void
480rxvt_get_ttymode (struct termios *tio)
481{
482 if (tcgetattr (STDIN_FILENO, tio) < 0)
483 memset (tio, 0, sizeof (struct termios));
484
485 for (int i = 0; i < NCCS; i++)
486 tio->c_cc[i] = VDISABLE;
487
488 tio->c_cc[VINTR] = CINTR;
489 tio->c_cc[VQUIT] = CQUIT;
490 tio->c_cc[VERASE] = CERASE;
491#ifdef VERASE2
492 tio->c_cc[VERASE2] = CERASE2;
493#endif
494 tio->c_cc[VKILL] = CKILL;
495 tio->c_cc[VEOF] = CEOF;
496 tio->c_cc[VSTART] = CSTART;
497 tio->c_cc[VSTOP] = CSTOP;
498 tio->c_cc[VSUSP] = CSUSP;
499# ifdef VDSUSP
500 tio->c_cc[VDSUSP] = CDSUSP;
430# endif 501# endif
431# ifdef HAVE_SETEUID 502# ifdef VREPRINT
432 switch (mode) 503 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 504# endif
464#endif 505# ifdef VDISCRD
465} 506 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 507# endif
515 508# ifdef VWERSE
516 { 509 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 510# endif
522 511# ifdef VLNEXT
523 } 512 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 513# endif
536 514# ifdef VSTATUS
537 } 515 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 516# endif
549} 517
518# if VMIN != VEOF
519 tio->c_cc[VMIN] = 1;
550#endif 520# endif
521# if VTIME != VEOL
522 tio->c_cc[VTIME] = 0;
523# endif
524
525 /* input modes */
526 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
527# ifdef IMAXBEL
528 | IMAXBEL
529# endif
530 | IXON);
531
532 /* output modes */
533 tio->c_oflag = (OPOST | ONLCR);
534
535 /* control modes */
536 tio->c_cflag = (CS8 | CREAD);
537
538 /* local modes */
539 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
540# if defined (ECHOCTL) && defined (ECHOKE)
541 | ECHOCTL | ECHOKE
542# endif
543 | ECHOE | ECHOK);
544}
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
550{
551 assert (("fontMask must not overlap other RS masks",
552 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
553
554 rxvt_get_ttymode (&rxvt_term::def_tio);
555
556 // get rid of stdin/stdout as we don't need them, to free resources
557 dup2 (STDERR_FILENO, STDIN_FILENO);
558 dup2 (STDERR_FILENO, STDOUT_FILENO);
559
560 if (!ev_default_loop ())
561 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
562
563 rxvt_environ = environ;
564
565 signal (SIGHUP, SIG_IGN);
566 signal (SIGPIPE, SIG_IGN);
567
568 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
569 sig_handlers.sw_int.start (SIGINT); ev_unref ();
570
571 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
572 // TODO: handle this with exceptions and tolerate the memory loss
573 XSetIOErrorHandler (rxvt_xioerror_handler);
574
575 XrmInitialize ();
576}
551 577
552/*----------------------------------------------------------------------*/ 578/*----------------------------------------------------------------------*/
553/* 579/*
554 * window size/position calculcations for XSizeHint and other storage. 580 * window size/position calculations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 581 * if width/height are non-zero then override calculated width/height
556 */ 582 */
557void 583void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 584rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 585{
560 short recalc_x, recalc_y; 586 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 587 int x, y, flags;
562 unsigned int w, h; 588 unsigned int w, h;
563 unsigned int max_width, max_height; 589 unsigned int max_width, max_height;
564 590
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; 591 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 592 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 593 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 594
572 recalc_x = recalc_y = 0; 595 recalc_x = recalc_y = 0;
573 flags = 0; 596 flags = 0;
597
574 if (!parsed_geometry) 598 if (!parsed_geometry)
575 { 599 {
576 parsed_geometry = 1; 600 parsed_geometry = 1;
601
577 if (rs[Rs_geometry]) 602 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 603 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
604
579 if (flags & WidthValue) 605 if (flags & WidthValue)
580 { 606 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 607 if (!w)
608 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
609
610 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 611 szHint.flags |= USSize;
583 } 612 }
613
584 if (flags & HeightValue) 614 if (flags & HeightValue)
585 { 615 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 616 if (!h)
617 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
618
619 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 620 szHint.flags |= USSize;
588 } 621 }
622
589 if (flags & XValue) 623 if (flags & XValue)
590 { 624 {
591 szHint.x = x; 625 szHint.x = x;
592 szHint.flags |= USPosition; 626 szHint.flags |= USPosition;
627
593 if (flags & XNegative) 628 if (flags & XNegative)
594 { 629 {
595 recalc_x = 1; 630 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 631 szHint.win_gravity = NorthEastGravity;
597 } 632 }
598 } 633 }
634
599 if (flags & YValue) 635 if (flags & YValue)
600 { 636 {
601 szHint.y = y; 637 szHint.y = y;
602 szHint.flags |= USPosition; 638 szHint.flags |= USPosition;
639
603 if (flags & YNegative) 640 if (flags & YNegative)
604 { 641 {
605 recalc_y = 1; 642 recalc_y = 1;
643
606 if (szHint.win_gravity == NorthEastGravity) 644 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 645 szHint.win_gravity = SouthEastGravity;
608 else 646 else
609 szHint.win_gravity = SouthWestGravity; 647 szHint.win_gravity = SouthWestGravity;
610 } 648 }
611 } 649 }
612 } 650 }
651
613 /* TODO: BOUNDS */ 652 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 653 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 654 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 655 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 656 max_height = MAX_ROWS * fheight;
618 657
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 658 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 659
621 sb_w = mb_h = 0;
622 window_vt_x = window_vt_y = 0; 660 window_vt_x = window_vt_y = int_bwidth;
623 if (scrollbar_visible ()) 661
662 if (scrollBar.state)
624 { 663 {
625 sb_w = scrollbar_TotalWidth(); 664 int sb_w = scrollBar.total_width ();
626 szHint.base_width += sb_w; 665 szHint.base_width += sb_w;
666
627 if (!(Options & Opt_scrollBar_right)) 667 if (!option (Opt_scrollBar_right))
628 window_vt_x = sb_w; 668 window_vt_x += sb_w;
629 }
630 if (menubar_visible ())
631 { 669 }
632 mb_h = menuBar_TotalHeight(); 670
633 szHint.base_height += mb_h;
634 window_vt_y = mb_h;
635 }
636 szHint.width_inc = TermWin.fwidth; 671 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 672 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 673 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 674 szHint.min_height = szHint.base_height + szHint.height_inc;
640 675
641 if (width && width - szHint.base_width < max_width) 676 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 677 {
643 szHint.width = width; 678 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 679 width = newwidth - szHint.base_width;
645 } 680 }
646 else 681 else
647 { 682 {
648 MIN_IT(TermWin.width, max_width); 683 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 684 szHint.width = szHint.base_width + width;
650 } 685 }
686
651 if (height && height - szHint.base_height < max_height) 687 if (newheight && newheight - szHint.base_height < max_height)
652 { 688 {
653 szHint.height = height; 689 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 690 height = newheight - szHint.base_height;
655 } 691 }
656 else 692 else
657 { 693 {
658 MIN_IT(TermWin.height, max_height); 694 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 695 szHint.height = szHint.base_height + height;
660 } 696 }
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w;
663 697
664 if (recalc_x) 698 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 699 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth); 700
667 if (recalc_y) 701 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 702 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 703
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 704 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 705 nrow = height / fheight;
673 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 706
674 TermWin.ncol, TermWin.nrow, szHint.width, 707 // When the size of the vt window is not a multiple of the cell
675 szHint.height)); 708 // size, i.e., when the wm does not honour our size hints, there are
676 return; 709 // extra areas not covered by the terminal screen. Such gaps, when a
710 // bg pixmap is set, would have to be cleared manually to properly
711 // refresh the background. We take the simpler route and shrink the
712 // vt window so as to avoid creating gaps.
713 vt_width = ncol * fwidth;
714 vt_height = nrow * fheight;
677} 715}
678 716
679/*----------------------------------------------------------------------*/ 717/*----------------------------------------------------------------------*/
680/* 718/*
681 * Tell the teletype handler what size the window is. 719 * Tell the teletype handler what size the window is.
682 * Called after a window size change. 720 * Called after a window size change.
683 */ 721 */
684void 722void
685rxvt_term::tt_winch () 723rxvt_term::tt_winch ()
686{ 724{
725 if (pty->pty < 0)
726 return;
727
687 struct winsize ws; 728 struct winsize ws;
688 729
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 730 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 731 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 732 ws.ws_xpixel = vt_width;
695#ifndef DEBUG_SIZE 733 ws.ws_ypixel = vt_height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 734 ioctl (pty->pty, TIOCSWINSZ, &ws);
735
736#if 0
737 // TIOCSWINSZ is supposed to do this automatically and correctly
738 if (cmd_pid) /* force through to the command */
739 kill (-cmd_pid, SIGWINCH);
740#endif
741}
742
743/*----------------------------------------------------------------------*/
744/* load and set the various fonts */
745bool
746rxvt_term::set_fonts ()
747{
748 rxvt_fontset *fs = new rxvt_fontset (this);
749 rxvt_fontprop prop;
750
751 if (!fs
752 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
753 || !fs->realize_font (1))
754 {
755 delete fs;
756 return false;
757 }
758
759#if ENABLE_STYLES
760 for (int i = RS_styleCount; --i; )
761 if (fontset[i] != fontset[0])
762 delete fontset[i];
763#endif
764
765 delete fontset[0];
766 fontset[0] = fs;
767
768 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
769 prop.width += letterSpace;
770
771 fs->set_prop (prop, false);
772
773 fwidth = prop.width;
774 fheight = prop.height + lineSpace;
775 fbase = prop.ascent;
776
777 for (int style = 1; style < 4; style++)
778 {
779#if ENABLE_STYLES
780 const char *res = rs[Rs_font + style];
781
782 if (res && !*res)
783 fontset[style] = fontset[0];
784 else
785 {
786 fontset[style] = fs = new rxvt_fontset (this);
787 rxvt_fontprop prop2 = prop;
788
789 if (res)
790 {
791 fs->populate (res);
792 fs->set_prop (prop2, false);
793 }
794 else
795 {
796 fs->populate (fontset[0]->fontdesc);
797
798 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
799 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
800
801 fs->set_prop (prop2, true);
802 }
803
804 }
697#else 805#else
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 806 fontset[style] = fontset[0];
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH);
703# endif 807#endif
704#endif 808 }
705}
706 809
707/*----------------------------------------------------------------------*/ 810 if (parent)
708/* rxvt_change_font() - Switch to a new font */ 811 {
709/* 812 resize_all_windows (0, 0, 0);
710 * init = 1 - initialize 813 scr_remap_chars ();
711 * 814 scr_touch (true);
712 * fontname == FONT_UP - switch to bigger font 815 }
713 * fontname == FONT_DN - switch to smaller font
714 */
715void
716rxvt_term::change_font (int init, const char *fontname)
717{}
718 816
817 return true;
818}
819
719void 820void
720rxvt_term::font_up_down (int n, int direction) 821rxvt_term::set_string_property (Atom prop, const char *str, int len)
721{} 822{
823 XChangeProperty (dpy, parent,
824 prop, XA_STRING, 8, PropModeReplace,
825 (const unsigned char *)str, len >= 0 ? len : strlen (str));
826}
827
828void
829rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
830{
831 XTextProperty ct;
832
833 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
834 {
835 XSetTextProperty (dpy, parent, &ct, prop);
836 XFree (ct.value);
837 }
838}
839
840void
841rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
842{
843 wchar_t *ws = rxvt_mbstowcs (str, len);
844 char *s = rxvt_wcstoutf8 (ws);
845
846 XChangeProperty (dpy, parent,
847 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
848 (const unsigned char *)s, strlen (s));
849
850 free (s);
851 free (ws);
852}
722 853
723/*----------------------------------------------------------------------*/ 854/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 855/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 856/* xterm sequences - title, iconName, color (exptl) */
726void 857void
727rxvt_term::set_title (const char *str) 858rxvt_term::set_title (const char *str)
728{ 859{
729#ifndef SMART_WINDOW_TITLE 860 set_mbstring_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 861#if ENABLE_EWMH
731#else 862 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 863#endif
741} 864}
742 865
743void 866void
744rxvt_term::set_iconName (const char *str) 867rxvt_term::set_icon_name (const char *str)
745{ 868{
746#ifndef SMART_WINDOW_TITLE 869 set_mbstring_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 870#if ENABLE_EWMH
748#else 871 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 872#endif
758} 873}
759 874
875void
876rxvt_term::set_window_color (int idx, const char *color)
877{
760#ifdef XTERM_COLOR_CHANGE 878#ifdef XTERM_COLOR_CHANGE
761void
762rxvt_term::set_window_color (int idx, const char *color)
763{
764 rxvt_color xcol; 879 rxvt_color xcol;
765 int i;
766 880
767 if (color == NULL || *color == '\0') 881 if (color == NULL || *color == '\0')
768 return; 882 return;
769 883
884 color = strdup (color);
885 allocated.push_back ((void *)color);
886 rs[Rs_color + idx] = color;
887
770 /* handle color aliases */ 888 /* handle color aliases */
771 if (isdigit(*color)) 889 if (isdigit (*color))
772 { 890 {
773 i = atoi(color); 891 int i = atoi (color);
892
774 if (i >= 8 && i <= 15) 893 if (i >= 8 && i <= 15)
894 {
775 { /* bright colors */ 895 /* bright colors */
776 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 896 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
779 SET_PIXCOLOR(idx);
780 goto Done; 897 goto done;
781# endif
782
783 } 898 }
899
784 if (i >= 0 && i <= 7) 900 if (i >= 0 && i <= 7)
901 {
785 { /* normal colors */ 902 /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 903 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx);
788 goto Done; 904 goto done;
789 } 905 }
790 } 906 }
791 if (!rXParseAllocColor (& xcol, color)) 907
792 return; 908 set_color (xcol, color);
793 /* XStoreColor (display->display, XCMAP, XColor*); */
794 909
795 /* 910 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 911 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 912 * so just keep gobbling up the colormap
798 */ 913 */
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
810 914
811 PixColors[idx] = xcol; 915 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx);
813 916
814 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */
816Done: 917done:
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. */ 918 /*TODO: handle Color_BD, scrollbar background, etc. */
822 919
823 set_colorfgbg (); 920 update_fade_color (idx);
824 recolour_cursor (); 921 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 922 scr_recolour ();
826 scr_poweron (); 923#endif /* XTERM_COLOR_CHANGE */
827} 924}
828
829#else
830# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */
832 925
833void 926void
834rxvt_term::recolour_cursor () 927rxvt_term::recolour_cursor ()
835{ 928{
836#if TODO 929 XColor fg, bg;
837 rxvt_color xcol[2];
838 930
839 xcol[0] = PixColors[Color_pointer]; 931 (ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 932 ? pix_colors_focused[Color_pointer_fg]
841 XQueryColors (display->display, XCMAP, xcol, 2); 933 : pix_colors_focused[Color_fg]).get (fg);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 934
843#endif 935 (ISSET_PIXCOLOR (Color_pointer_bg)
936 ? pix_colors_focused[Color_pointer_bg]
937 : pix_colors_focused[Color_bg]).get (bg);
938
939 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844} 940}
845 941
846/*----------------------------------------------------------------------*/ 942/*----------------------------------------------------------------------*/
847/* 943/*
848 * find if fg/bg matches any of the normal (low-intensity) colors 944 * find if fg/bg matches any of the normal (low-intensity) colors
849 */ 945 */
850void 946char *
851rxvt_term::set_colorfgbg () 947rxvt_term::get_colorfgbg ()
852{ 948{
853 unsigned int i; 949 unsigned int i;
854 const char *xpmb = "\0"; 950 const char *xpmb = "";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 951 char fstr[] = "default";
856 952 char bstr[] = "default";
857 env_colorfgbg = 953 char *env_colorfgbg;
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 954
859 STRCPY(fstr, "default");
860 STRCPY(bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 955 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 956 if (pix_colors[Color_fg] == pix_colors[i])
863 { 957 {
864 sprintf(fstr, "%d", (i - Color_Black)); 958 sprintf (fstr, "%d", i - Color_Black);
865 break; 959 break;
866 } 960 }
961
867 for (i = Color_Black; i <= Color_White; i++) 962 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 963 if (pix_colors[Color_bg] == pix_colors[i])
869 { 964 {
870 sprintf(bstr, "%d", (i - Color_Black)); 965 sprintf (bstr, "%d", i - Color_Black);
871#ifdef XPM_BACKGROUND 966#ifdef BG_IMAGE_FROM_FILE
872 xpmb = "default;"; 967 xpmb = "default;";
873#endif 968#endif
874 break; 969 break;
875 } 970 }
971
972 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 973 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877 putenv(env_colorfgbg); 974 return 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, &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, 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, &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, 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, 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, &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 ()); 1077 vt_width, vt_height);
988 1078
989 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x, 1079#ifdef HAVE_BG_PIXMAP
990 window_vt_y, TermWin_TotalWidth (), 1080 if (bg_window_size_sensitive ())
991 TermWin_TotalHeight ()); 1081 update_background ();
992#ifdef RXVT_GRAPHICS
993 if (old_height)
994 Gr_Resize (old_width - szHint.base_width,
995 old_height - szHint.base_height);
996#endif 1082#endif
997 scr_clear ();
998#ifdef XPM_BACKGROUND
999 resize_pixmap ();
1000#endif
1001
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 im_set_position ();
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 != vt_width || newheight != vt_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::im_is_running ()
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::im_send_spot ()
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;
1186 1312
1313 set_environ (envv);
1314
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1315 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1316 return false;
1189 1317
1190 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191 input_method = display->get_xim (locale, modifiers); 1318 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1319 if (input_method == NULL)
1193 return false; 1320 return false;
1194 1321
1195 xim = input_method->xim; 1322 xim = input_method->xim;
1323 spot.x = spot.y = -1;
1196 1324
1197 xim_styles = NULL; 1325 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1326 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1327 || !xim_styles || !xim_styles->count_styles)
1200 { 1328 {
1201 display->put_xim (input_method); 1329 im_destroy ();
1202 return false; 1330 return false;
1203 } 1331 }
1204 1332
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1333 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1206 s = rxvt_splitcommastring(p); 1334
1335 for (int pi = 0; pi < 2; pi++)
1336 {
1337 p = pet[pi];
1338
1339 if (!p)
1340 continue;
1341
1342 s = rxvt_strsplit (',', p);
1343
1207 for (i = found = 0; !found && s[i]; i++) 1344 for (i = found = 0; !found && s[i]; i++)
1208 { 1345 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1346 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1347 input_style = XIMPreeditPosition | XIMStatusNothing;
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1348 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1349 input_style = XIMPreeditArea | XIMStatusArea;
1213 else if (!STRCMP(s[i], "Root")) 1350 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1351 input_style = XIMPreeditNothing | XIMStatusNothing;
1352 else if (!strcmp (s[i], "None"))
1353 input_style = XIMPreeditNone | XIMStatusNone;
1354#ifdef ENABLE_XIM_ONTHESPOT
1355 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1356 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1357#endif
1358 else
1359 input_style = XIMPreeditNothing | XIMStatusNothing;
1215 1360
1216 for (j = 0; j < xim_styles->count_styles; j++) 1361 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1362 if (input_style == xim_styles->supported_styles[j])
1218 { 1363 {
1364 rxvt_free_strsplit (s);
1365
1219 found = 1; 1366 found = 1;
1220 break; 1367 goto foundpet;
1368 }
1369
1221 } 1370 }
1222 }
1223 1371
1224 for (i = 0; s[i]; i++) 1372 rxvt_free_strsplit (s);
1225 free (s[i]); 1373 }
1226 1374
1227 free (s); 1375foundpet:
1376
1228 XFree (xim_styles); 1377 XFree (xim_styles);
1229 1378
1230 if (!found) 1379 if (!found)
1231 { 1380 {
1232 display->put_xim (input_method); 1381 im_destroy ();
1233 return false; 1382 return false;
1234 } 1383 }
1235 1384
1236 preedit_attr = status_attr = NULL; 1385 XFontSet fs = 0;
1386 XVaNestedList preedit_attr = 0, status_attr = 0;
1387
1388 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1389 {
1390 // fake us a font-set, please
1391 char **missing_charset_list;
1392 int missing_charset_count;
1393 char *def_string;
1394 char pat[512];
1395
1396 sprintf (pat,
1397 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "*",
1403 fheight,
1404 fheight + 1, fheight - 1,
1405 fheight - 2, fheight + 2);
1406
1407 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1408 &missing_charset_list, &missing_charset_count, &def_string);
1409
1410 if (missing_charset_list)
1411 XFreeStringList (missing_charset_list);
1412
1413 if (!fs)
1414 {
1415 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1416 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1417 }
1418 }
1237 1419
1238 if (input_style & XIMPreeditPosition) 1420 if (input_style & XIMPreeditPosition)
1239 { 1421 {
1240 im_set_size (&rect); 1422 im_set_size (rect);
1241 im_set_position (&spot); 1423 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1424 im_set_color (fg, bg);
1243 1425
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1426 preedit_attr = XVaCreateNestedList (0,
1427 XNForeground, fg,
1428 XNBackground, bg,
1429 XNArea, &rect,
1245 XNSpotLocation, &spot, 1430 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1431 XNFontSet, fs,
1248 NULL); 1432 NULL);
1249 } 1433 }
1250 else if (input_style & XIMPreeditArea) 1434 else if (input_style & XIMPreeditArea)
1251 { 1435 {
1252 im_set_color (&fg, &bg); 1436 im_set_color (fg, bg);
1253 1437
1254 /* 1438 /*
1255 * The necessary width of preedit area is unknown 1439 * The necessary width of preedit area is unknown
1256 * until create input context. 1440 * until create input context.
1257 */ 1441 */
1258 needed_rect.width = 0; 1442 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1443 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1444
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1445 preedit_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1447 XNBackground, bg,
1448 XNArea, &rect,
1449 XNFontSet, fs,
1450 NULL);
1451 status_attr = XVaCreateNestedList (0,
1452 XNForeground, fg,
1453 XNBackground, bg,
1454 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1455 XNFontSet, fs,
1265 NULL); 1456 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1457 }
1267 XNForeground, fg, XNBackground, bg, 1458#if ENABLE_XIM_ONTHESPOT
1268 //XNFontSet, TermWin.fontset, 1459 else if (input_style & XIMPreeditCallbacks)
1460 {
1461 XIMCallback xcb[4];
1462
1463 im_set_position (spot);
1464
1465 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1466 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1467 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1468# if 0
1469 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1470# endif
1471
1472 preedit_attr = XVaCreateNestedList (0,
1473 XNSpotLocation, &spot,
1474 XNPreeditStartCallback, &xcb[0],
1475 XNPreeditDoneCallback , &xcb[1],
1476 XNPreeditDrawCallback , &xcb[2],
1477# if 0
1478 XNPreeditCaretCallback, &xcb[3],
1479# endif
1269 NULL); 1480 NULL);
1270 } 1481 }
1482#endif
1271 1483
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1484 Input_Context = XCreateIC (xim,
1485 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1486 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1487 XNFocusWindow, parent,
1275 preedit_attr ? XNPreeditAttributes : NULL, 1488 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1489 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1490 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1491 status_attr, NULL);
1492
1279 if (preedit_attr) XFree(preedit_attr); 1493 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1494 if (status_attr) XFree (status_attr);
1495 if (fs) XFreeFontSet (dpy, fs);
1281 1496
1282 if (Input_Context == NULL) 1497 if (Input_Context == NULL)
1283 { 1498 {
1284 rxvt_print_error("failed to create input context"); 1499 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1500 im_destroy ();
1286 return false; 1501 return false;
1287 } 1502 }
1288 1503
1289 if (input_style & XIMPreeditArea) 1504#if 0
1290 IMSetStatusPosition (); 1505 // unfortunately, only the focus window is used by XIM, hard to fix
1506 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1507 vt_select_input ();
1508#endif
1291 1509
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1510 im_set_position ();
1511
1293 return true; 1512 return true;
1294} 1513}
1295 1514
1296void 1515void
1297rxvt_term::im_cb () 1516rxvt_term::im_cb ()
1298{ 1517{
1299 int i, found, had_im; 1518 int i;
1300 const char *p; 1519 const char *p;
1301 char **s; 1520 char **s;
1302 char buf[IMBUFSIZ]; 1521 char buf[IMBUFSIZ];
1303 1522
1523 make_current ();
1524
1304 im_destroy (); 1525 im_destroy ();
1305 1526
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307 if (Input_Context) 1527 if (Input_Context)
1308 return; 1528 return;
1309 1529
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1530 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1531 SET_LOCALE (rs[Rs_imLocale]);
1313#endif
1314 1532
1315 p = rs[Rs_inputMethod]; 1533 p = rs[Rs_inputMethod];
1316 if (p && *p) 1534 if (p && *p)
1317 { 1535 {
1318 bool found = false; 1536 bool found = false;
1319 1537
1320 s = rxvt_splitcommastring (p); 1538 s = rxvt_strsplit (',', p);
1539
1321 for (i = 0; s[i]; i++) 1540 for (i = 0; s[i]; i++)
1322 { 1541 {
1323 if (*s[i]) 1542 if (*s[i])
1324 { 1543 {
1325 STRCPY (buf, "@im="); 1544 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1545 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1546 if (im_get_ic (buf))
1328 { 1547 {
1329 found = true; 1548 found = true;
1330 break; 1549 break;
1331 } 1550 }
1332 } 1551 }
1333 } 1552 }
1334 for (i = 0; s[i]; i++) 1553
1335 free(s[i]); 1554 rxvt_free_strsplit (s);
1336 free(s);
1337 1555
1338 if (found) 1556 if (found)
1339 goto done; 1557 goto done;
1340 } 1558 }
1341 1559
1342 /* try with XMODIFIERS env. var. */ 1560 /* try with XMODIFIERS env. var. */
1343 if (IM_get_IC ("")) 1561 if (im_get_ic (""))
1344 goto done; 1562 goto done;
1345 1563
1346 /* try with no modifiers base IF the user didn't specify an IM */ 1564 /* try with no modifiers base IF the user didn't specify an IM */
1347 if (IM_get_IC ("@im=none")) 1565 if (im_get_ic ("@im=none"))
1348 goto done; 1566 goto done;
1349 1567
1350done: 1568done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1569 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1570 SET_LOCALE (locale);
1354#endif
1355} 1571}
1356 1572
1357void 1573void
1358rxvt_term::IMSetStatusPosition () 1574rxvt_term::im_set_position ()
1359{ 1575{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1576 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1577 XVaNestedList preedit_attr, status_attr;
1362 1578
1363 if (Input_Context == NULL 1579 if (!Input_Context
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1580 || !focus
1581 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365 || !IMisRunning ()) 1582 || !im_is_running ())
1366 return; 1583 return;
1367 1584
1585 if (input_style & XIMPreeditPosition)
1586 {
1587 im_set_size (preedit_rect);
1588 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1589
1590 XSetICValues (Input_Context,
1591 XNPreeditAttributes, preedit_attr, NULL);
1592 }
1593 else
1594 {
1368 /* Getting the necessary width of preedit area */ 1595 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1596 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1597 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1598 XFree (status_attr);
1372 1599
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1600 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1601 XFree (needed_rect);
1374 1602
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1603 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1604 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1605
1378 XSetICValues(Input_Context, 1606 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1607 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1608 XNStatusAttributes, status_attr,
1609 NULL);
1381 1610
1611 XFree (status_attr);
1612 }
1613
1382 XFree(preedit_attr); 1614 XFree (preedit_attr);
1383 XFree(status_attr);
1384} 1615}
1385#endif /* USE_XIM */ 1616#endif /* USE_XIM */
1386 1617
1387/*----------------------------------------------------------------------*/ 1618void
1388rxvt_t rxvt_current_term; 1619rxvt_term::get_window_origin (int &x, int &y)
1620{
1621 Window cr;
1622 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1623}
1624
1625Pixmap
1626rxvt_term::get_pixmap_property (Atom property)
1627{
1628 Pixmap pixmap = None;
1629
1630 int aformat;
1631 unsigned long nitems, bytes_after;
1632 Atom atype;
1633 unsigned char *prop;
1634 int result = XGetWindowProperty (dpy, display->root, property,
1635 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1636 &nitems, &bytes_after, &prop);
1637 if (result == Success)
1638 {
1639 if (atype == XA_PIXMAP)
1640 pixmap = *(Pixmap *)prop;
1641 XFree (prop);
1642 }
1643
1644 return pixmap;
1645}
1646
1647#ifdef HAVE_BG_PIXMAP
1648
1649void
1650rxvt_term::update_background ()
1651{
1652 if (update_background_ev.is_active ())
1653 return;
1654
1655 bg_invalidate ();
1656
1657 if (!mapped)
1658 return;
1659
1660 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1661
1662 if (to_wait <= 0.)
1663 bg_render ();
1664 else
1665 update_background_ev.start (to_wait);
1666}
1667
1668void
1669rxvt_term::update_background_cb (ev::timer &w, int revents)
1670{
1671 make_current ();
1672
1673 update_background_ev.stop ();
1674 bg_render ();
1675 refresh_check ();
1676}
1677
1678#endif /* HAVE_BG_PIXMAP */
1389 1679
1390/*----------------------- end-of-file (C source) -----------------------*/ 1680/*----------------------- end-of-file (C source) -----------------------*/

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