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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.327 by root, Sun May 23 00:25:48 2010 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.8 2003/11/27 10:12:10 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
40#include <cassert>
37#include <signal.h> 41#include <csignal>
42#include <cstring>
38 43
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 44#include <termios.h>
45
46#ifdef HAVE_XSETLOCALE
47# define X_LOCALE
48# include <X11/Xlocale.h>
49#else
50# ifdef HAVE_SETLOCALE
51# include <clocale>
45#endif 52# endif
53#endif
46 54
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
60static char curlocale[128], savelocale[128];
61
62bool
63rxvt_set_locale (const char *locale) NOTHROW
64{
65 int size = strlen (locale) + 1;
66
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);
74 setlocale (LC_CTYPE, curlocale);
75 return true;
76}
77
47void * 78void
48rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
49{ 80{
50 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
51 84
52 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.end (); cc-- > v.begin (); )
109 {
110 if (cc->c1 == c1 && cc->c2 == c2)
111 return COMPOSE_LO + (cc - v.begin ());
112 }
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
53 return p; 150 return len;
54}
55 151
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 152}
153#endif
61 154
62rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
64#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
162#endif
163#ifdef TEXT_BLINK
164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66#endif 181#endif
67#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69#endif 184#endif
70 x_ev (this, &rxvt_term::x_cb), 185#ifndef NO_BELL
71 destroy_ev (this, &rxvt_term::destroy_cb) 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72{ 187#endif
188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
193 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195
73 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 196 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
197
198 termlist.push_back (this);
199
200#ifdef KEYSYM_RESOURCE
201 keyboard = new keyboard_manager;
202#endif
203}
204
205// clean up the most important stuff, do *not* call x or free mem etc.
206// for use before an emergency exit
207void
208rxvt_term::emergency_cleanup ()
209{
210 if (cmd_pid)
211 kill (-cmd_pid, SIGHUP);
212
213 pty_ev.stop ();
214 delete pty; pty = 0;
74} 215}
75 216
76rxvt_term::~rxvt_term () 217rxvt_term::~rxvt_term ()
77{ 218{
78 rxvt_scr_release (this); 219 termlist.erase (find (termlist.begin (), termlist.end(), this));
79 220
80#ifndef NO_SETOWNER_TTYDEV 221 emergency_cleanup ();
81 rxvt_privileged_ttydev (this, RESTORE); 222
223#if ENABLE_STYLES
224 for (int i = RS_styleCount; --i; )
225 if (fontset[i] != fontset[0])
226 delete fontset[i];
82#endif 227#endif
83#ifdef UTMP_SUPPORT 228 delete fontset[0];
84 rxvt_privileged_utmp (this, RESTORE); 229
230#ifdef HAVE_BG_PIXMAP
231 bgPixmap.destroy ();
85#endif 232#endif
233#ifdef HAVE_AFTERIMAGE
234 if (asv)
235 destroy_asvisual (asv, 0);
236 if (asimman)
237 destroy_image_manager (asimman, 0);
238#endif
239
240 if (display)
241 {
242 selection_clear ();
243 selection_clear (true);
244
86#ifdef USE_XIM 245#ifdef USE_XIM
87 if (Input_Context != NULL) 246 im_destroy ();
247#endif
248 scrollBar.destroy ();
249 if (gc) XFreeGC (dpy, gc);
250
251 delete drawable;
252 // destroy all windows
253 if (parent[0])
254 XDestroyWindow (dpy, parent[0]);
255
256 for (int i = 0; i < TOTAL_COLORS; i++)
257 if (ISSET_PIXCOLOR (i))
258 {
259 pix_colors_focused [i].free (this);
260#if OFF_FOCUS_FADING
261 pix_colors_unfocused [i].free (this);
262#endif
263 }
264
265 clear ();
266
267 display->flush (); /* ideally .put should do this */
268 displays.put (display);
88 { 269 }
89 XDestroyIC (Input_Context);
90 Input_Context = NULL;
91 }
92#endif
93 270
94 if (cmd_fd >= 0) 271 scr_release ();
95 close (cmd_fd);
96 272
97 if (Xfd >= 0) 273 /* clear all resources */
98 XCloseDisplay (Xdisplay); 274 for (int i = 0; i < allocated.size (); i++)
275 free (allocated [i]);
99 276
100 delete PixColors; 277 free (selection.text);
278 free (selection.clip_text);
279 // TODO: manage env vars in child only(!)
280 free (env_display);
281 free (env_term);
282 free (locale);
283 free (v_buffer);
284 free (incr_buf);
285
286 delete envv;
287 delete argv;
288
289#ifdef KEYSYM_RESOURCE
290 delete keyboard;
291#endif
292#ifndef NO_RESOURCES
293 XrmDestroyDatabase (option_db);
294#endif
295}
296
297// child has exited, usually destroys
298void
299rxvt_term::child_cb (ev::child &w, int status)
300{
301 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
302
303 cmd_pid = 0;
304
305 if (!option (Opt_hold))
306 destroy ();
101} 307}
102 308
103void 309void
104rxvt_term::destroy () 310rxvt_term::destroy ()
105{ 311{
312 if (destroy_ev.is_active ())
313 return;
314
315 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
316
317#if ENABLE_OVERLAY
318 scr_overlay_off ();
319#endif
320
321 if (display)
322 {
323#if USE_XIM
324 im_ev.stop (display);
325#endif
326 scrollbar_ev.stop (display);
327#if ENABLE_TRANSPARENCY || ENABLE_PERL
328 rootwin_ev.stop (display);
329#endif
330 incr_ev.stop ();
331 termwin_ev.stop (display);
332 vt_ev.stop (display);
333 }
334
335 flush_ev.stop ();
106 pty_ev.stop (); 336 pty_ev.stop ();
107 x_ev.stop ();
108#ifdef CURSOR_BLINK 337#ifdef CURSOR_BLINK
338 cursor_blink_ev.stop ();
339#endif
340#ifdef TEXT_BLINK
109 blink_ev.stop (); 341 text_blink_ev.stop ();
342#endif
343#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
344 cont_scroll_ev.stop ();
345#endif
346#ifdef SELECTION_SCROLLING
347 sel_scroll_ev.stop ();
110#endif 348#endif
111#ifdef POINTER_BLANK 349#ifdef POINTER_BLANK
112 pointer_ev.stop (); 350 pointer_ev.stop ();
113#endif 351#endif
114 352
115 destroy_ev.start (0); 353 destroy_ev.start ();
116} 354}
117 355
118void 356void
119rxvt_term::destroy_cb (time_watcher &w) 357rxvt_term::destroy_cb (ev::idle &w, int revents)
120{ 358{
121 SET_R (this); 359 make_current ();
122 360
123 delete this; 361 delete this;
124}
125
126/*----------------------------------------------------------------------*/
127/* rxvt_init() */
128/* LIBPROTO */
129rxvt_t
130rxvt_init(int argc, const char *const *argv)
131{
132 SET_R(new rxvt_term);
133 dR;
134
135 if (!R->init_vars () || !R->init (argc, argv))
136 {
137 delete R;
138 return NULL;
139 }
140
141 return R;
142}
143
144/* EXTPROTO */
145void
146rxvt_init_signals ()
147{
148/* install exit handler for cleanup */
149#if 0
150#ifdef HAVE_ATEXIT
151 atexit(rxvt_clean_exit);
152#else
153# ifdef HAVE_ON_EXIT
154 on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155# endif
156#endif
157#endif
158
159 struct sigaction sa;
160
161 sigfillset (&sa.sa_mask);
162 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174}
175
176bool
177rxvt_term::init (int argc, const char *const *argv)
178{
179 dR;//TODO (scrollbar, setidle)
180
181 /*
182 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems
187 */
188 rxvt_privileges (this, SAVE);
189 rxvt_privileges (this, IGNORE);
190
191 rxvt_init_secondary (this);
192
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195#if (MENUBAR_MAX)
196 rxvt_menubar_read (this, rs[Rs_menu]);
197#endif
198#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */
201#endif
202
203 rxvt_Create_Windows (this, argc, argv);
204
205 rxvt_init_xlocale (this);
206
207 rxvt_scr_reset (this); /* initialize screen */
208#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */
210#endif
211
212#if 0
213#ifdef DEBUG_X
214 XSynchronize(Xdisplay, True);
215#endif
216#endif
217
218#ifdef HAVE_SCROLLBARS
219 if (Options & Opt_scrollBar)
220 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221#endif
222#if (MENUBAR_MAX)
223 if (menubar_visible(r))
224 XMapWindow (Xdisplay, menuBar.win);
225#endif
226#ifdef TRANSPARENT
227 if (Options & Opt_transparent)
228 {
229 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230 rxvt_check_our_parents (this);
231 }
232#endif
233 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]);
235
236 rxvt_init_env (this);
237 rxvt_init_command (this, cmd_argv);
238
239 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ);
241
242 flush ();
243
244 return true;
245}
246
247/* ------------------------------------------------------------------------- *
248 * SIGNAL HANDLING & EXIT HANDLER *
249 * ------------------------------------------------------------------------- */
250/*
251 * Catch a SIGCHLD signal and exit if the direct child has died
252 */
253/* ARGSUSED */
254/* EXTPROTO */
255RETSIGTYPE
256rxvt_Child_signal(int sig __attribute__ ((unused)))
257{
258 int pid, save_errno = errno;
259 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260 ;
261 errno = save_errno;
262
263#if 0
264 if (pid == R->cmd_pid)
265 exit (EXIT_SUCCESS);
266#endif
267}
268
269/*
270 * Catch a fatal signal and tidy up before quitting
271 */
272/* EXTPROTO */
273RETSIGTYPE
274rxvt_Exit_signal(int sig)
275{
276 signal(sig, SIG_DFL);
277#ifdef DEBUG_CMD
278 rxvt_print_error("signal %d", sig);
279#endif
280 rxvt_clean_exit();
281 kill(getpid(), sig);
282}
283
284/* ARGSUSED */
285/* INTPROTO */
286int
287rxvt_xerror_handler(const Display * display
288 __attribute__ ((unused)), const XErrorEvent * event)
289{
290 dR;
291
292 if (R->allowedxerror == -1)
293 R->allowedxerror = event->error_code;
294 else
295 {
296 rxvt_print_error("XError: Request: %d . %d, Error: %d",
297 event->request_code, event->minor_code,
298 event->error_code);
299
300 R->destroy ();
301 }
302
303 return 0;
304} 362}
305 363
306/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
307/* 365/*
308 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
309 * 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
310 */ 368 */
311/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
312void
313rxvt_clean_exit ()
314{
315 dR;
316 370
317 R->destroy (); 371static void
318} 372rxvt_emergency_cleanup ()
319
320/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */
323/* EXTPROTO */
324void *
325rxvt_malloc(size_t size)
326{ 373{
327 void *p; 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
328 375 (*t)->emergency_cleanup ();
329 p = malloc(size);
330 if (p)
331 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 376}
338 377
339/* EXTPROTO */ 378#if !ENABLE_MINIMAL
340void * 379static void
341rxvt_calloc(size_t number, size_t size) 380print_x_error (Display *dpy, XErrorEvent *event)
342{ 381{
343 void *p; 382 char buffer[BUFSIZ];
344 383 char mesg[BUFSIZ];
345 p = calloc(number, size); 384 char number[32];
346 if (p) 385 char *mtype = "XlibMessage";
347 return p; 386 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
348 387 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 388 rxvt_warn ("An X Error occured, trying to continue after report.\n");
350 rxvt_clean_exit(); 389 rxvt_warn ("%s: %s\n", mesg, buffer);
351 exit(EXIT_FAILURE); 390 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
352/* NOTREACHED */ 391 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
353} 392 sprintf(number, "%d", event->request_code);
354 393 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
355/* EXTPROTO */ 394 rxvt_warn ("(which is %s)\n", buffer);
356void * 395 if (event->request_code >= 128) {
357rxvt_realloc(void *ptr, size_t size) 396 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
358{ 397 mesg, BUFSIZ);
359 void *p; 398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
360
361 if (ptr)
362 p = realloc(ptr, size);
363 else
364 p = malloc(size);
365 if (p)
366 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372}
373
374/* ------------------------------------------------------------------------- *
375 * PRIVILEGED OPERATIONS *
376 * ------------------------------------------------------------------------- */
377/* take care of suid/sgid super-user (root) privileges */
378/* INTPROTO */
379void
380rxvt_privileges(pR_ int mode)
381{
382#if ! defined(__CYGWIN32__)
383# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384/* setreuid() is the poor man's setuid(), seteuid() */
385# define seteuid(a) setreuid(-1, (a))
386# define setegid(a) setregid(-1, (a))
387# define HAVE_SETEUID
388# endif
389# ifdef HAVE_SETEUID
390 switch (mode) {
391 case IGNORE:
392 /*
393 * change effective uid/gid - not real uid/gid - so we can switch
394 * back to root later, as required
395 */
396 seteuid(getuid());
397 setegid(getgid());
398 break;
399 case SAVE:
400 R->euid = geteuid();
401 R->egid = getegid();
402 break;
403 case RESTORE:
404 seteuid(R->euid);
405 setegid(R->egid);
406 break;
407 } 399 }
408# else 400 if ((event->error_code == BadWindow) ||
409 switch (mode) { 401 (event->error_code == BadPixmap) ||
410 case IGNORE: 402 (event->error_code == BadCursor) ||
411 setuid(getuid()); 403 (event->error_code == BadFont) ||
412 setgid(getgid()); 404 (event->error_code == BadDrawable) ||
413 /* FALLTHROUGH */ 405 (event->error_code == BadColor) ||
414 case SAVE: 406 (event->error_code == BadGC) ||
415 /* FALLTHROUGH */ 407 (event->error_code == BadIDChoice) ||
416 case RESTORE: 408 (event->error_code == BadValue) ||
417 break; 409 (event->error_code == BadAtom)) {
418 } 410 if (event->error_code == BadValue)
419# endif 411 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
420#endif 412 mesg, BUFSIZ);
421} 413 else if (event->error_code == BadAtom)
422 414 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
423#ifdef UTMP_SUPPORT 415 mesg, BUFSIZ);
424/* EXTPROTO */
425void
426rxvt_privileged_utmp(pR_ char action)
427{
428 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429 action, R->next_utmp_action, getpid()));
430 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431 || (R->Options & Opt_utmpInhibit)
432 || R->ttydev == NULL || *R->ttydev == '\0')
433 return;
434
435 rxvt_privileges(aR_ RESTORE);
436 if (action == SAVE) {
437 R->next_utmp_action = RESTORE;
438 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439 } else { /* action == RESTORE */
440 R->next_utmp_action = IGNORE;
441 rxvt_cleanutent(aR);
442 }
443 rxvt_privileges(aR_ IGNORE);
444}
445#endif
446
447#ifndef NO_SETOWNER_TTYDEV
448/* EXTPROTO */
449void
450rxvt_privileged_ttydev(pR_ char action)
451{
452 D_MAIN((stderr,
453 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454 action, R->next_tty_action, getpid()));
455 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456 || R->ttydev == NULL || *R->ttydev == '\0')
457 return;
458
459 rxvt_privileges(aR_ RESTORE);
460
461 if (action == SAVE) {
462 R->next_tty_action = RESTORE;
463# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466 R->next_tty_action = IGNORE;
467 else 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);
424}
468# endif 425#endif
469 { 426
470 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 427int
471 chmod(R->ttydev, R->ttymode); 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
472# ifdef HAVE_REVOKE 429{
473 revoke(R->ttydev); 430 if (GET_R->allowedxerror == -1)
431 GET_R->allowedxerror = event->error_code;
432 else
433 {
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);
474# endif 440#endif
475 } 441 }
476 } else { /* action == RESTORE */ 442
477 R->next_tty_action = IGNORE; 443 return 0;
478# ifndef RESET_TTY_TO_COMMON_DEFAULTS 444}
479 chmod(R->ttydev, R->ttyfd_stat.st_mode); 445
480 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid); 446int
481# else 447rxvt_xioerror_handler (Display *display)
482 chmod(R->ttydev, 448{
483 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH)); 449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
484 chown(R->ttydev, 0, 0); 450 DisplayString (display));
485# endif 451 rxvt_emergency_cleanup ();
452 _exit (EXIT_FAILURE);
453}
454
455static struct sig_handlers
456{
457 ev::sig sw_term, sw_int;
458
459 /*
460 * Catch a fatal signal and tidy up before quitting
461 */
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);
486 } 468 }
469} sig_handlers;
487 470
488 rxvt_privileges(aR_ IGNORE); 471void
489 472sig_handlers::sig_term (ev::sig &w, int revents)
490# ifndef RESET_TTY_TO_COMMON_DEFAULTS 473{
491 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 474 rxvt_emergency_cleanup ();
492 action == RESTORE ? "Restoring" : (action == 475 w.stop ();
493 SAVE ? "Saving" : 476 kill (getpid (), w.signum);
494 "UNKNOWN ERROR for"), R->ttydev,
495 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496 R->ttyfd_stat.st_gid));
497# endif
498} 477}
499#endif 478
479char **rxvt_environ; // startup environment
480
481void
482rxvt_init ()
483{
484 assert (("fontMask must not overlap other RS masks",
485 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
486
487 ptytty::init ();
488
489 if (!ev_default_loop (0))
490 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
491
492 rxvt_environ = environ;
493
494 signal (SIGHUP, SIG_IGN);
495 signal (SIGPIPE, SIG_IGN);
496
497 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
498 sig_handlers.sw_int.start (SIGINT); ev_unref ();
499
500 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
501 /* signal (SIGURG, SIG_DFL); */
502
503 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
504 // TODO: handle this with exceptions and tolerate the memory loss
505 XSetIOErrorHandler (rxvt_xioerror_handler);
506
507 XrmInitialize ();
508}
500 509
501/*----------------------------------------------------------------------*/ 510/*----------------------------------------------------------------------*/
502/* 511/*
503 * window size/position calculcations for XSizeHint and other storage. 512 * window size/position calculations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 513 * if width/height are non-zero then override calculated width/height
505 */ 514 */
506/* EXTPROTO */
507void 515void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 516rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509{ 517{
510 short recalc_x, recalc_y; 518 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 519 int x, y, flags;
512 unsigned int w, h; 520 unsigned int w, h;
513 unsigned int max_width, max_height; 521 unsigned int max_width, max_height;
514 522
515 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517 R->szHint.height));
518 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 523 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 524 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 525 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 526
522 recalc_x = recalc_y = 0; 527 recalc_x = recalc_y = 0;
523 flags = 0; 528 flags = 0;
529
524 if (!R->parsed_geometry) { 530 if (!parsed_geometry)
531 {
525 R->parsed_geometry = 1; 532 parsed_geometry = 1;
533
526 if (R->rs[Rs_geometry]) 534 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 535 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
536
528 if (flags & WidthValue) { 537 if (flags & WidthValue)
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 538 {
539 if (!w)
540 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
541
542 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
530 R->szHint.flags |= USSize; 543 szHint.flags |= USSize;
531 } 544 }
545
532 if (flags & HeightValue) { 546 if (flags & HeightValue)
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 547 {
548 if (!h)
549 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
550
551 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
534 R->szHint.flags |= USSize; 552 szHint.flags |= USSize;
535 } 553 }
554
536 if (flags & XValue) { 555 if (flags & XValue)
556 {
537 R->szHint.x = x; 557 szHint.x = x;
538 R->szHint.flags |= USPosition; 558 szHint.flags |= USPosition;
559
539 if (flags & XNegative) { 560 if (flags & XNegative)
561 {
540 recalc_x = 1; 562 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 563 szHint.win_gravity = NorthEastGravity;
542 } 564 }
543 } 565 }
566
544 if (flags & YValue) { 567 if (flags & YValue)
568 {
545 R->szHint.y = y; 569 szHint.y = y;
546 R->szHint.flags |= USPosition; 570 szHint.flags |= USPosition;
571
547 if (flags & YNegative) { 572 if (flags & YNegative)
573 {
548 recalc_y = 1; 574 recalc_y = 1;
575
549 if (R->szHint.win_gravity == NorthEastGravity) 576 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 577 szHint.win_gravity = SouthEastGravity;
551 else 578 else
552 R->szHint.win_gravity = SouthWestGravity; 579 szHint.win_gravity = SouthWestGravity;
553 } 580 }
554 } 581 }
555 } 582 }
583
556/* TODO: BOUNDS */ 584 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 585 width = ncol * fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 586 height = nrow * fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 587 max_width = MAX_COLS * fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 588 max_height = MAX_ROWS * fheight;
561 589
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 590 szHint.base_width = szHint.base_height = 2 * int_bwidth;
563 591
564 sb_w = mb_h = 0;
565 R->window_vt_x = R->window_vt_y = 0; 592 window_vt_x = window_vt_y = int_bwidth;
566 if (scrollbar_visible(R)) { 593
594 if (scrollBar.state)
595 {
567 sb_w = scrollbar_TotalWidth(); 596 int sb_w = scrollBar.total_width ();
568 R->szHint.base_width += sb_w; 597 szHint.base_width += sb_w;
598
569 if (!(R->Options & Opt_scrollBar_right)) 599 if (!option (Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 600 window_vt_x += sb_w;
571 } 601 }
572 if (menubar_visible(R)) { 602
573 mb_h = menuBar_TotalHeight();
574 R->szHint.base_height += mb_h;
575 R->window_vt_y = mb_h;
576 }
577 R->szHint.width_inc = R->TermWin.fwidth; 603 szHint.width_inc = fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 604 szHint.height_inc = fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 605 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 606 szHint.min_height = szHint.base_height + szHint.height_inc;
581 607
582 if (width && width - R->szHint.base_width < max_width) { 608 if (newwidth && newwidth - szHint.base_width < max_width)
609 {
583 R->szHint.width = width; 610 szHint.width = newwidth;
584 R->TermWin.width = width - R->szHint.base_width; 611 width = newwidth - szHint.base_width;
585 } else { 612 }
586 MIN_IT(R->TermWin.width, max_width); 613 else
614 {
615 min_it (width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 616 szHint.width = szHint.base_width + width;
588 } 617 }
618
589 if (height && height - R->szHint.base_height < max_height) { 619 if (newheight && newheight - szHint.base_height < max_height)
620 {
590 R->szHint.height = height; 621 szHint.height = newheight;
591 R->TermWin.height = height - R->szHint.base_height; 622 height = newheight - szHint.base_height;
592 } else { 623 }
593 MIN_IT(R->TermWin.height, max_height); 624 else
625 {
626 min_it (height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 627 szHint.height = szHint.base_height + height;
595 } 628 }
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w;
598 629
599 if (recalc_x) 630 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 631 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 632
602 if (recalc_y) 633 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 634 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
605 635
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 636 ncol = width / fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 637 nrow = height / fheight;
608 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610 R->szHint.height));
611 return;
612} 638}
613 639
614/*----------------------------------------------------------------------*/ 640/*----------------------------------------------------------------------*/
615/* 641/*
616 * Tell the teletype handler what size the window is. 642 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 643 * Called after a window size change.
618 */ 644 */
619/* EXTPROTO */
620void 645void
621rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 646rxvt_term::tt_winch ()
622{ 647{
648 if (pty->pty < 0)
649 return;
650
623 struct winsize ws; 651 struct winsize ws;
624 652
625 if (fd < 0)
626 return;
627 ws.ws_col = col; 653 ws.ws_col = ncol;
628 ws.ws_row = row; 654 ws.ws_row = nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 655 ws.ws_xpixel = width;
630#ifndef DEBUG_SIZE 656 ws.ws_ypixel = height;
631 (void)ioctl(fd, TIOCSWINSZ, &ws); 657 ioctl (pty->pty, TIOCSWINSZ, &ws);
632#else 658
633 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 659#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 660 // TIOCSWINSZ is supposed to do this automatically and correctly
635 }
636# ifdef SIGWINCH
637 else if (pid) /* force through to the command */ 661 if (cmd_pid) /* force through to the command */
638 kill(pid, SIGWINCH); 662 kill (-cmd_pid, SIGWINCH);
639# endif
640#endif 663#endif
641} 664}
642 665
643/*----------------------------------------------------------------------*/ 666/*----------------------------------------------------------------------*/
644/* rxvt_change_font() - Switch to a new font */ 667/* set_fonts () - load and set the various fonts
645/* 668 *
646 * init = 1 - initialize 669 * init = 1 - initialize
647 * 670 *
648 * fontname == FONT_UP - switch to bigger font 671 * fontname == FONT_UP - switch to bigger font
649 * fontname == FONT_DN - switch to smaller font 672 * fontname == FONT_DN - switch to smaller font
650 */ 673 */
651/* EXTPROTO */ 674bool
652void 675rxvt_term::set_fonts ()
653rxvt_change_font(pR_ int init, const char *fontname)
654{ 676{
655} 677 rxvt_fontset *fs = new rxvt_fontset (this);
678 rxvt_fontprop prop;
656 679
657/* INTPROTO */ 680 if (!fs
681 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
682 || !fs->realize_font (1))
683 {
684 delete fs;
685 return false;
686 }
687
688#if ENABLE_STYLES
689 for (int i = RS_styleCount; --i; )
690 if (fontset[i] != fontset[0])
691 delete fontset[i];
692#endif
693
694 delete fontset[0];
695 fontset[0] = fs;
696
697 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
698 prop.height += lineSpace;
699 prop.width += letterSpace;
700
701 fs->set_prop (prop, false);
702
703 fwidth = prop.width;
704 fheight = prop.height;
705 fbase = prop.ascent;
706
707 for (int style = 1; style < 4; style++)
708 {
709#if ENABLE_STYLES
710 const char *res = rs[Rs_font + style];
711
712 if (res && !*res)
713 fontset[style] = fontset[0];
714 else
715 {
716 fontset[style] = fs = new rxvt_fontset (this);
717 rxvt_fontprop prop2 = prop;
718
719 if (res)
720 {
721 fs->populate (res);
722 fs->set_prop (prop2, false);
723 }
724 else
725 {
726 fs->populate (fontset[0]->fontdesc);
727
728 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
729 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
730
731 fs->set_prop (prop2, true);
732 }
733
734 }
735#else
736 fontset[style] = fontset[0];
737#endif
738 }
739
740 if (parent[0])
741 {
742 resize_all_windows (0, 0, 0);
743 scr_remap_chars ();
744 scr_touch (true);
745 }
746
747 return true;
748}
749
658void 750void
659rxvt_font_up_down(pR_ int n, int direction) 751rxvt_term::set_string_property (Atom prop, const char *str, int len)
660{ 752{
753 XChangeProperty (dpy, parent[0],
754 prop, XA_STRING, 8, PropModeReplace,
755 (const unsigned char *)str, len >= 0 ? len : strlen (str));
756}
757
758void
759rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
760{
761 wchar_t *ws = rxvt_mbstowcs (str, len);
762 char *s = rxvt_wcstoutf8 (ws);
763
764 XChangeProperty (dpy, parent[0],
765 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
766 (const unsigned char *)s, strlen (s));
767
768 free (s);
769 free (ws);
661} 770}
662 771
663/*----------------------------------------------------------------------*/ 772/*----------------------------------------------------------------------*/
664/*----------------------------------------------------------------------*/ 773/*----------------------------------------------------------------------*/
665/* xterm sequences - title, iconName, color (exptl) */ 774/* xterm sequences - title, iconName, color (exptl) */
666/* EXTPROTO */
667void 775void
668rxvt_set_title(pR_ const char *str) 776rxvt_term::set_title (const char *str)
669{ 777{
670#ifndef SMART_WINDOW_TITLE 778 set_string_property (XA_WM_NAME, str);
671 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 779#if ENABLE_EWMH
672#else 780 set_utf8_property (xa[XA_NET_WM_NAME], str);
673 char *name;
674
675 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676 name = NULL;
677 if (name == NULL || STRCMP(name, str))
678 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679 if (name)
680 XFree(name);
681#endif 781#endif
682} 782}
683 783
684/* EXTPROTO */
685void 784void
686rxvt_set_iconName(pR_ const char *str) 785rxvt_term::set_icon_name (const char *str)
687{ 786{
688#ifndef SMART_WINDOW_TITLE 787 set_string_property (XA_WM_ICON_NAME, str);
689 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 788#if ENABLE_EWMH
690#else 789 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
691 char *name;
692
693 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif 790#endif
700} 791}
701 792
793void
794rxvt_term::set_window_color (int idx, const char *color)
795{
702#ifdef XTERM_COLOR_CHANGE 796#ifdef XTERM_COLOR_CHANGE
703/* EXTPROTO */
704void
705rxvt_set_window_color(pR_ int idx, const char *color)
706{
707 rxvt_color xcol; 797 rxvt_color xcol;
708 int i;
709 798
710 if (color == NULL || *color == '\0') 799 if (color == NULL || *color == '\0')
711 return; 800 return;
712 801
802 color = strdup (color);
803 allocated.push_back ((void *)color);
804 rs[Rs_color + idx] = color;
805
713/* handle color aliases */ 806 /* handle color aliases */
714 if (isdigit(*color)) { 807 if (isdigit (*color))
808 {
715 i = atoi(color); 809 int i = atoi (color);
716 if (i >= 8 && i <= 15) { /* bright colors */ 810
717 i -= 8; 811 if (i >= 8 && i <= 15)
718# ifndef NO_BRIGHTCOLOR 812 {
719 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 813 /* bright colors */
720 SET_PIXCOLOR(R, idx); 814 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
721 goto Done; 815 goto done;
722# endif
723 } 816 }
724 if (i >= 0 && i <= 7) { /* normal colors */ 817
725 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 818 if (i >= 0 && i <= 7)
726 SET_PIXCOLOR(R, idx); 819 {
820 /* normal colors */
821 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
727 goto Done; 822 goto done;
728 } 823 }
729 } 824 }
730 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731 return;
732/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733 825
734/* 826 set_color (xcol, color);
827
828 /*
735 * FIXME: should free colors here, but no idea how to do it so instead, 829 * FIXME: should free colors here, but no idea how to do it so instead,
736 * so just keep gobbling up the colormap 830 * so just keep gobbling up the colormap
737 */ 831 */
738# if 0
739 for (i = Color_Black; i <= Color_White; i++)
740 if (R->PixColors[idx] == R->PixColors[i])
741 break;
742 if (i > Color_White) {
743 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745 DisplayPlanes(R->Xdisplay, Xscreen));
746 }
747# endif
748 832
749 R->PixColors[idx] = xcol; 833 pix_colors_focused[idx] = xcol;
750 SET_PIXCOLOR(R, idx);
751 834
752/* XSetWindowAttributes attr; */ 835done:
753/* Cursor cursor; */
754 Done:
755 if (idx == Color_bg && !(R->Options & Opt_transparent))
756 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757 R->PixColors[Color_bg]);
758
759/* handle Color_BD, scrollbar background, etc. */ 836 /*TODO: handle Color_BD, scrollbar background, etc. */
760 837
761 rxvt_set_colorfgbg(aR); 838 update_fade_color (idx);
762 rxvt_recolour_cursor(aR); 839 recolour_cursor ();
763/* the only reasonable way to enforce a clean update */ 840 scr_recolour ();
764 rxvt_scr_poweron(aR); 841#endif /* XTERM_COLOR_CHANGE */
765} 842}
766 843
767#else
768# define rxvt_set_window_color(aR_ idx,color) ((void)0)
769#endif /* XTERM_COLOR_CHANGE */
770
771/* EXTPROTO */
772void 844void
773rxvt_recolour_cursor(pR) 845rxvt_term::recolour_cursor ()
774{ 846{
775 rxvt_color xcol[2]; 847 XColor fg, bg;
776 848
777#if TODO 849 (ISSET_PIXCOLOR (Color_pointer_fg)
778 xcol[0] = R->PixColors[Color_pointer]; 850 ? pix_colors_focused[Color_pointer_fg]
779 xcol[1] = R->PixColors[Color_bg]; 851 : pix_colors_focused[Color_fg]).get (fg);
780 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 852
781 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 853 (ISSET_PIXCOLOR (Color_pointer_bg)
782#endif 854 ? pix_colors_focused[Color_pointer_bg]
855 : pix_colors_focused[Color_bg]).get (bg);
856
857 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
783} 858}
784 859
785/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
786/* 861/*
787 * find if fg/bg matches any of the normal (low-intensity) colors 862 * find if fg/bg matches any of the normal (low-intensity) colors
788 */ 863 */
789/* INTPROTO */
790void 864void
791rxvt_set_colorfgbg(pR) 865rxvt_term::set_colorfgbg ()
792{ 866{
793 unsigned int i; 867 unsigned int i;
794 const char *xpmb = "\0"; 868 const char *xpmb = "";
795 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 869 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796 870
797 R->env_colorfgbg = 871 strcpy (fstr, "default");
798 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 872 strcpy (bstr, "default");
799 STRCPY(fstr, "default");
800 STRCPY(bstr, "default");
801 for (i = Color_Black; i <= Color_White; i++) 873 for (i = Color_Black; i <= Color_White; i++)
802 if (R->PixColors[Color_fg] == R->PixColors[i]) { 874 if (pix_colors[Color_fg] == pix_colors[i])
875 {
803 sprintf(fstr, "%d", (i - Color_Black)); 876 sprintf (fstr, "%d", (i - Color_Black));
804 break; 877 break;
805 } 878 }
879
806 for (i = Color_Black; i <= Color_White; i++) 880 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_bg] == R->PixColors[i]) { 881 if (pix_colors[Color_bg] == pix_colors[i])
882 {
808 sprintf(bstr, "%d", (i - Color_Black)); 883 sprintf (bstr, "%d", (i - Color_Black));
809#ifdef XPM_BACKGROUND 884#ifdef BG_IMAGE_FROM_FILE
810 xpmb = "default;"; 885 xpmb = "default;";
811#endif 886#endif
812 break; 887 break;
813 } 888 }
889
814 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 890 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815 putenv(R->env_colorfgbg);
816
817#ifndef NO_BRIGHTCOLOR
818 R->colorfgbg = DEFAULT_RSTYLE;
819 for (i = minCOLOR; i <= maxCOLOR; i++) {
820 if (R->PixColors[Color_fg] == R->PixColors[i])
821 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822 if (R->PixColors[Color_bg] == R->PixColors[i])
823 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824 }
825#endif
826} 891}
827 892
828/*----------------------------------------------------------------------*/ 893/*----------------------------------------------------------------------*/
829/*
830 * Colour determination for low colour displays, routine from
831 * Hans de Goede <hans@highrise.nl>
832 */
833 894
834/* EXTPROTO */ 895bool
835int 896rxvt_term::set_color (rxvt_color &color, const char *name)
836rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837{ 897{
838 screen_in_out->set(aR_ colour); 898 if (color.set (this, name))
839
840 if (!screen_in_out->set(aR_ colour)) {
841 rxvt_print_error("can't allocate colour: %s", colour);
842 return false;
843 }
844
845 return true; 899 return true;
900
901 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
902 return false;
903}
904
905void
906rxvt_term::alias_color (int dst, int src)
907{
908 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
846} 909}
847 910
848/* -------------------------------------------------------------------- * 911/* -------------------------------------------------------------------- *
849 * - WINDOW RESIZING - * 912 * - WINDOW RESIZING - *
850 * -------------------------------------------------------------------- */ 913 * -------------------------------------------------------------------- */
851/* EXTPROTO */
852void 914void
853rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 915rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854 int ignoreparent)
855{ 916{
856 int fix_screen; 917 int fix_screen;
918 int old_width = szHint.width;
919 int old_height = szHint.height;
857 920
921 window_calc (newwidth, newheight);
922
923 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
924
925 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
926 if (set_hint)
927 {
928 szHint.flags &= ~(PBaseSize | PResizeInc);
929 XSetWMNormalHints (dpy, parent[0], &szHint);
930 szHint.flags |= PBaseSize | PResizeInc;
931 }
932
933 if (!ignoreparent)
934 {
858#ifdef SMART_RESIZE 935#ifdef SMART_RESIZE
859 int old_width = R->szHint.width, old_height = R->szHint.height; 936 /*
860#endif
861
862 rxvt_window_calc(aR_ width, height);
863 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864 if (!ignoreparent) {
865#ifdef SMART_RESIZE
866/*
867 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 937 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868 * reposition window on resize depending on placement on screen 938 * reposition window on resize depending on placement on screen
869 */ 939 */
870 int x, y, x1, y1; 940 int x, y, x1, y1;
871 int dx, dy; 941 int dx, dy;
872 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 942 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873 Window unused_cr; 943 Window unused_cr;
874 944
875 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 945 XTranslateCoordinates (dpy, parent[0], display->root,
876 0, 0, &x, &y, &unused_cr); 946 0, 0, &x, &y, &unused_cr);
877 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 947 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
878 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 948 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
879 /* 949 /*
880 * if Xroot isn't the parent window, a WM will probably have offset 950 * if display->root isn't the parent window, a WM will probably have offset
881 * our position for handles and decorations. Counter it 951 * our position for handles and decorations. Counter it
882 */ 952 */
883 if (x1 != x || y1 != y) { 953 if (x1 != x || y1 != y)
954 {
884 x -= x1; 955 x -= x1;
885 y -= y1; 956 y -= y1;
886 } 957 }
887 958
888 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 959 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
889 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 960 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
890 dx = old_width - R->szHint.width; 961 dx = old_width - szHint.width;
891 dy = old_height - R->szHint.height; 962 dy = old_height - szHint.height;
892 963
893 /* Check position of the center of the window */ 964 /* Check position of the center of the window */
894 if (x < x1) /* left half */ 965 if (x < x1) /* left half */
895 dx = 0; 966 dx = 0;
896 else if (x == x1) /* exact center */ 967 else if (x == x1) /* exact center */
897 dx /= 2; 968 dx /= 2;
898 if (y < y1) /* top half */ 969 if (y < y1) /* top half */
899 dy = 0; 970 dy = 0;
900 else if (y == y1) /* exact center */ 971 else if (y == y1) /* exact center */
901 dy /= 2; 972 dy /= 2;
902 973
903 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 974 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
904 R->szHint.width, R->szHint.height); 975 szHint.width, szHint.height);
905#else 976#else
906 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 977 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
907 R->szHint.height);
908#endif 978#endif
909 } 979 }
910 980
911 fix_screen = (R->TermWin.ncol != R->prev_ncol 981 if (set_hint)
912 || R->TermWin.nrow != R->prev_nrow); 982 XSetWMNormalHints (dpy, parent[0], &szHint);
983
984 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
985
913 if (fix_screen || width != R->old_width || height != R->old_height) { 986 if (fix_screen || newwidth != old_width || newheight != old_height)
914 if (scrollbar_visible(R)) {
915 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
916 0, scrollbar_TotalWidth(), R->szHint.height);
917 rxvt_Resize_scrollBar(aR);
918 }
919 if (menubar_visible(R))
920 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
921 0, TermWin_TotalWidth(), menuBar_TotalHeight());
922 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923 R->window_vt_y, TermWin_TotalWidth(),
924 TermWin_TotalHeight());
925#ifdef RXVT_GRAPHICS
926 if (R->old_height)
927 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928 R->old_height - R->szHint.base_height);
929#endif
930 rxvt_scr_clear(aR);
931#ifdef XPM_BACKGROUND
932 rxvt_resize_pixmap(aR);
933#endif
934 } 987 {
988 if (scrollBar.state)
989 scrollBar.resize ();
935 990
991 XMoveResizeWindow (dpy, vt,
992 window_vt_x, window_vt_y,
993 width, height);
994
995#ifdef HAVE_BG_PIXMAP
996 if (bgPixmap.window_size_sensitive ())
997 update_background ();
998#endif
999 }
1000
936 if (fix_screen || R->old_height == 0) { 1001 if (fix_screen || old_height == 0)
937 int curr_screen = -1; 1002 scr_reset ();
938 uint16_t old_ncol = R->prev_ncol;
939 1003
940 /* scr_reset only works on the primary screen */ 1004#ifdef HAVE_BG_PIXMAP
941 if (R->old_height) /* this is not the first time through */ 1005// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
942 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1006// if (bgPixmap.pixmap)
943 rxvt_scr_reset(aR); 1007// scr_touch (false);
944 if (curr_screen >= 0) { /* this is not the first time through */ 1008#endif
945 rxvt_scr_change_screen(aR_ curr_screen);
946 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947 }
948 }
949
950 R->old_width = R->szHint.width;
951 R->old_height = R->szHint.height;
952 1009
953#ifdef USE_XIM 1010#ifdef USE_XIM
954 rxvt_IMSetStatusPosition(aR); 1011 IMSetPosition ();
955#endif 1012#endif
956} 1013}
957 1014
958/* 1015/*
959 * Set the width/height of the vt window in characters. Units are pixels. 1016 * Set the width/height of the vt window in characters. Units are pixels.
960 * good for toggling 80/132 columns 1017 * good for toggling 80/132 columns
961 */ 1018 */
962/* EXTPROTO */
963void 1019void
964rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1020rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965{ 1021{
966 XWindowAttributes wattr; 1022 XWindowAttributes wattr;
967 1023
968 if (width == 0 || height == 0) { 1024 if (newwidth == 0 || newheight == 0)
1025 {
969 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1026 XGetWindowAttributes (dpy, display->root, &wattr);
1027
970 if (width == 0) 1028 if (newwidth == 0)
971 width = wattr.width - R->szHint.base_width; 1029 newwidth = wattr.width - szHint.base_width;
972 if (height == 0) 1030 if (newheight == 0)
973 height = wattr.height - R->szHint.base_height; 1031 newheight = wattr.height - szHint.base_height;
1032 }
1033
1034 if (newwidth != width || newheight != height)
974 } 1035 {
975 if (width != R->TermWin.width || height != R->TermWin.height) {
976 width += R->szHint.base_width; 1036 newwidth += szHint.base_width;
977 height += R->szHint.base_height; 1037 newheight += szHint.base_height;
978 rxvt_resize_all_windows(aR_ width, height, 0); 1038 resize_all_windows (newwidth, newheight, 0);
979 } 1039 }
980} 1040}
981 1041
982/* -------------------------------------------------------------------- * 1042/* -------------------------------------------------------------------- *
983 * - X INPUT METHOD ROUTINES - * 1043 * - X INPUT METHOD ROUTINES - *
984 * -------------------------------------------------------------------- */ 1044 * -------------------------------------------------------------------- */
985#ifdef USE_XIM 1045#ifdef USE_XIM
986/* INTPROTO */
987void
988rxvt_setSize(pR_ XRectangle * size)
989{
990 size->x = R->TermWin.int_bwidth;
991 size->y = R->TermWin.int_bwidth;
992 size->width = Width2Pixel(R->TermWin.ncol);
993 size->height = Height2Pixel(R->TermWin.nrow);
994}
995 1046
996/* INTPROTO */
997void 1047void
998rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1048rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999{ 1049{
1000 *fg = R->PixColors[Color_fg]; 1050 fg = pix_colors [Color_fg];
1001 *bg = R->PixColors[Color_bg]; 1051 bg = pix_colors [Color_bg];
1052}
1053
1054void
1055rxvt_term::im_set_size (XRectangle &size)
1056{
1057 // the int_bwidth terms make no sense to me
1058 size.x = int_bwidth;
1059 size.y = int_bwidth;
1060 size.width = Width2Pixel (ncol) + int_bwidth;
1061 size.height = Height2Pixel (nrow) + int_bwidth;
1062}
1063
1064void
1065rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1066 XRectangle &status_rect,
1067 const XRectangle &needed_rect)
1068{
1069 preedit_rect.x = needed_rect.width;
1070 preedit_rect.y = 0;
1071 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1072 preedit_rect.height = fheight;
1073
1074 status_rect.x = 0;
1075 status_rect.y = 0;
1076 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1077 status_rect.height = fheight;
1002} 1078}
1003 1079
1004/* Checking whether input method is running. */ 1080/* Checking whether input method is running. */
1005/* INTPROTO */
1006Bool 1081bool
1007rxvt_IMisRunning(pR) 1082rxvt_term::IMisRunning ()
1008{ 1083{
1009 char *p; 1084 Atom atom;
1010 Atom atom; 1085 Window win;
1011 Window win;
1012 char server[IMBUFSIZ]; 1086 char server[IMBUFSIZ];
1013 1087
1014/* get current locale modifier */ 1088 /* get current locale modifier */
1015 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1089 if (char *p = XSetLocaleModifiers (0))
1090 {
1016 STRCPY(server, "@server="); 1091 strcpy (server, "@server=");
1017 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1092 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1093
1018 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1094 if (p = strchr (server + 1, '@')) /* first one only */
1019 *p = '\0'; 1095 *p = '\0';
1020 1096
1021 atom = XInternAtom(R->Xdisplay, server, False); 1097 atom = XInternAtom (dpy, server, False);
1022 win = XGetSelectionOwner(R->Xdisplay, atom); 1098 win = XGetSelectionOwner (dpy, atom);
1099
1023 if (win != None) 1100 if (win != None)
1024 return True; 1101 return True;
1025 } 1102 }
1103
1026 return False; 1104 return False;
1027} 1105}
1028 1106
1029/* EXTPROTO */
1030void 1107void
1031rxvt_IMSendSpot(pR) 1108rxvt_term::IMSendSpot ()
1032{ 1109{
1033 XPoint spot; 1110 XPoint nspot;
1034 XVaNestedList preedit_attr; 1111 XVaNestedList preedit_attr;
1035 1112
1036 if (R->Input_Context == NULL 1113 if (!Input_Context
1037 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1114 || !focus
1038 || !(R->event_type == KeyPress 1115 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039 || R->event_type == Expose
1040 || R->event_type == NoExpose
1041 || R->event_type == SelectionNotify
1042 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1043 || !rxvt_IMisRunning(aR))
1044 return; 1116 return;
1045 1117
1046 rxvt_setPosition(aR_ & spot); 1118 im_set_position (nspot);
1047 1119
1120 if (nspot.x == spot.x && nspot.y == spot.y)
1121 return;
1122
1123 spot = nspot;
1124
1048 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1125 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1126 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050 XFree(preedit_attr); 1127 XFree (preedit_attr);
1051} 1128}
1052 1129
1053/* EXTPROTO */
1054void 1130void
1055rxvt_setTermFontSet(pR_ int idx) 1131rxvt_term::im_destroy ()
1056{ 1132{
1057 char *string; 1133 if (input_method)
1058 long length; 1134 {
1059 int success = 0; 1135 if (Input_Context && input_method->xim)
1136 XDestroyIC (Input_Context);
1060 1137
1061 if (idx < 0 || idx >= MAX_NFONTS) 1138 display->put_xim (input_method);
1062 return; 1139 input_method = 0;
1063} 1140 }
1064 1141
1065/* INTPROTO */
1066void
1067rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068 XRectangle * needed_rect)
1069{
1070 int mbh, vtx = 0;
1071
1072 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073 vtx = scrollbar_TotalWidth();
1074 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075 mbh -= R->TermWin.lineSpace;
1076
1077 preedit_rect->x = needed_rect->width + vtx;
1078 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081 + vtx;
1082 preedit_rect->height = Height2Pixel(1);
1083
1084 status_rect->x = vtx;
1085 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087 status_rect->width = needed_rect->width ? needed_rect->width
1088 : Width2Pixel(R->TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090}
1091
1092/* ARGSUSED */
1093/* INTPROTO */
1094void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{
1099 dR;
1100
1101 R->Input_Context = NULL; 1142 Input_Context = 0;
1102/* To avoid Segmentation Fault in C locale: Solaris only? */
1103 if (STRCMP(R->locale, "C"))
1104 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105 rxvt_IMInstantiateCallback, NULL);
1106} 1143}
1107 1144
1108/* 1145#ifdef ENABLE_XIM_ONTHESPOT
1109 * X manual pages and include files don't match on some systems:
1110 * some think this is an XIDProc and others an XIMProc so we can't
1111 * use the first argument - need to update this to be nice for
1112 * both types via some sort of configure detection
1113 */
1114/* ARGSUSED */
1115/* EXTPROTO */
1116void
1117rxvt_IMInstantiateCallback(Display * unused
1118 __attribute__ ((unused)), XPointer client_data
1119 __attribute__ ((unused)), XPointer call_data
1120 __attribute__ ((unused)))
1121{
1122 dR;
1123 int i, found, had_im;
1124 const char *p;
1125 char **s;
1126 char buf[IMBUFSIZ];
1127 1146
1128 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1147static void
1129 if (R->Input_Context) 1148xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130 return; 1149{
1150 ((rxvt_term *)client_data)->make_current ();
1151 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1152}
1131 1153
1132 found = had_im = 0; 1154static void
1133 p = R->rs[Rs_inputMethod]; 1155xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134 if (p && *p) { 1156{
1135 had_im = 1; 1157 ((rxvt_term *)client_data)->make_current ();
1136 s = rxvt_splitcommastring(p); 1158 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137 for (i = 0; s[i]; i++) { 1159}
1138 if (*s[i]) { 1160
1139 STRCPY(buf, "@im="); 1161static void
1140 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1162xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1163{
1142 && (rxvt_IM_get_IC(aR) == True)) { 1164 rxvt_term *term = (rxvt_term *)client_data;
1143 found = 1; 1165 XIMText *text = call_data->text;
1144 break; 1166
1145 } 1167 term->make_current ();
1146 } 1168
1169 if (text)
1170 {
1171 wchar_t *str;
1172
1173 if (!text->encoding_is_wchar && text->string.multi_byte)
1174 {
1175 // of course, X makes it ugly again
1176 if (term->rs[Rs_imLocale])
1177 SET_LOCALE (term->rs[Rs_imLocale]);
1178
1179 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1180 mbstowcs (str, text->string.multi_byte, text->length + 1);
1181
1182 if (term->rs[Rs_imLocale])
1183 SET_LOCALE (term->locale);
1147 } 1184 }
1148 for (i = 0; s[i]; i++) 1185 else
1149 free(s[i]); 1186 str = text->string.wide_char;
1150 free(s);
1151 }
1152 if (found)
1153 return;
1154 1187
1155/* try with XMODIFIERS env. var. */ 1188 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1156 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1189 DT_INT, call_data->caret,
1157 rxvt_IM_get_IC(aR); 1190 DT_INT, call_data->chg_first,
1158 return; 1191 DT_INT, call_data->chg_length,
1192 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1193 DT_WCS_LEN, str, str ? (int)text->length : 0,
1194 DT_END));
1159 } 1195 }
1160 1196 else
1161/* try with no modifiers base IF the user didn't specify an IM */ 1197 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1162 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1198 DT_INT, call_data->caret,
1163 && rxvt_IM_get_IC(aR) == True) 1199 DT_INT, call_data->chg_first,
1164 return; 1200 DT_INT, call_data->chg_length,
1201 DT_END));
1165} 1202}
1203
1204#if 0
1205static void
1206xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1207{
1208 ((rxvt_term *)client_data)->make_current ();
1209 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1210 DT_INT, call_data->position,
1211 DT_INT, call_data->direction,
1212 DT_INT, call_data->style,
1213 DT_END));
1214}
1215#endif
1216
1217#endif
1166 1218
1167/* 1219/*
1168 * Try to open a XIM with the current modifiers, then see if we can 1220 * Try to open a XIM with the current modifiers, then see if we can
1169 * open a suitable preedit type 1221 * open a suitable preedit type
1170 */ 1222 */
1171/* INTPROTO */
1172Bool 1223bool
1173rxvt_IM_get_IC(pR) 1224rxvt_term::IM_get_IC (const char *modifiers)
1174{ 1225{
1175 int i, j, found; 1226 int i, j, found;
1176 XIM xim; 1227 XIM xim;
1177 XPoint spot; 1228 XPoint spot;
1178 XRectangle rect, status_rect, needed_rect; 1229 XRectangle rect, status_rect, needed_rect;
1179 unsigned long fg, bg; 1230 unsigned long fg, bg;
1180 const char *p; 1231 const char *p;
1181 char **s; 1232 char **s;
1182 XIMStyles *xim_styles; 1233 XIMStyles *xim_styles;
1183 XVaNestedList preedit_attr, status_attr; 1234#ifdef ENABLE_XIM_ONTHESPOT
1184 XIMCallback ximcallback; 1235 XIMCallback xcb[4];
1236#endif
1185 1237
1186 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1238 set_environ (envv);
1187 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1239
1188 if (xim == NULL) 1240 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189 return False; 1241 return false;
1190 1242
1243 input_method = display->get_xim (locale, modifiers);
1244 if (input_method == NULL)
1245 return false;
1246
1247 xim = input_method->xim;
1248 spot.x = spot.y = -1;
1249
1191 xim_styles = NULL; 1250 xim_styles = NULL;
1192 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1251 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193 || !xim_styles || !xim_styles->count_styles) { 1252 || !xim_styles || !xim_styles->count_styles)
1194 XCloseIM(xim); 1253 {
1254 im_destroy ();
1195 return False; 1255 return false;
1256 }
1257
1258 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1259
1260 for (int pi = 0; pi < 2; pi++)
1196 } 1261 {
1262 p = pet[pi];
1197 1263
1198 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1264 if (!p)
1199 : "OverTheSpot,OffTheSpot,Root"; 1265 continue;
1266
1200 s = rxvt_splitcommastring(p); 1267 s = rxvt_splitcommastring (p);
1268
1201 for (i = found = 0; !found && s[i]; i++) { 1269 for (i = found = 0; !found && s[i]; i++)
1270 {
1202 if (!STRCMP(s[i], "OverTheSpot")) 1271 if (!strcmp (s[i], "OverTheSpot"))
1203 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1272 input_style = XIMPreeditPosition | XIMStatusNothing;
1204 else if (!STRCMP(s[i], "OffTheSpot")) 1273 else if (!strcmp (s[i], "OffTheSpot"))
1205 R->input_style = (XIMPreeditArea | XIMStatusArea); 1274 input_style = XIMPreeditArea | XIMStatusArea;
1206 else if (!STRCMP(s[i], "Root")) 1275 else if (!strcmp (s[i], "Root"))
1207 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1276 input_style = XIMPreeditNothing | XIMStatusNothing;
1277 else if (!strcmp (s[i], "None"))
1278 input_style = XIMPreeditNone | XIMStatusNone;
1279#ifdef ENABLE_XIM_ONTHESPOT
1280 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1281 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1282#endif
1283 else
1284 input_style = XIMPreeditNothing | XIMStatusNothing;
1208 1285
1209 for (j = 0; j < xim_styles->count_styles; j++) 1286 for (j = 0; j < xim_styles->count_styles; j++)
1210 if (R->input_style == xim_styles->supported_styles[j]) { 1287 if (input_style == xim_styles->supported_styles[j])
1288 {
1289 rxvt_freecommastring (s);
1290
1211 found = 1; 1291 found = 1;
1292 goto foundpet;
1293 }
1294
1295 }
1296
1297 rxvt_freecommastring (s);
1298 }
1299
1300foundpet:
1301
1302 XFree (xim_styles);
1303
1304 if (!found)
1305 {
1306 im_destroy ();
1307 return false;
1308 }
1309
1310 XFontSet fs = 0;
1311 XVaNestedList preedit_attr = 0, status_attr = 0;
1312
1313 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1314 {
1315 // fake us a font-set, please
1316 char **missing_charset_list;
1317 int missing_charset_count;
1318 char *def_string;
1319 char pat[512];
1320
1321 sprintf (pat,
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1323 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1324 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1325 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1326 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1327 "*",
1328 fheight,
1329 fheight + 1, fheight - 1,
1330 fheight - 2, fheight + 2);
1331
1332 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1333 &missing_charset_list, &missing_charset_count, &def_string);
1334
1335 if (missing_charset_list)
1336 XFreeStringList (missing_charset_list);
1337
1338 if (!fs)
1339 {
1340 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1341 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1342 }
1343 }
1344
1345 if (input_style & XIMPreeditPosition)
1346 {
1347 im_set_size (rect);
1348 im_set_position (spot);
1349 im_set_color (fg, bg);
1350
1351 preedit_attr = XVaCreateNestedList (0,
1352 XNForeground, fg,
1353 XNBackground, bg,
1354 XNArea, &rect,
1355 XNSpotLocation, &spot,
1356 XNFontSet, fs,
1357 NULL);
1358 }
1359 else if (input_style & XIMPreeditArea)
1360 {
1361 im_set_color (fg, bg);
1362
1363 /*
1364 * The necessary width of preedit area is unknown
1365 * until create input context.
1366 */
1367 needed_rect.width = 0;
1368 im_set_preedit_area (rect, status_rect, needed_rect);
1369
1370 preedit_attr = XVaCreateNestedList (0,
1371 XNForeground, fg,
1372 XNBackground, bg,
1373 XNArea, &rect,
1374 XNFontSet, fs,
1375 NULL);
1376 status_attr = XVaCreateNestedList (0,
1377 XNForeground, fg,
1378 XNBackground, bg,
1379 XNArea, &status_rect,
1380 XNFontSet, fs,
1381 NULL);
1382 }
1383#if ENABLE_XIM_ONTHESPOT
1384 else if (input_style & XIMPreeditCallbacks)
1385 {
1386 im_set_position (spot);
1387
1388 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1389 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1390 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1391# if 0
1392 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1393# endif
1394
1395 preedit_attr = XVaCreateNestedList (0,
1396 XNSpotLocation, &spot,
1397 XNPreeditStartCallback, &xcb[0],
1398 XNPreeditDoneCallback , &xcb[1],
1399 XNPreeditDrawCallback , &xcb[2],
1400# if 0
1401 XNPreeditCaretCallback, &xcb[3],
1402# endif
1403 NULL);
1404 }
1405#endif
1406
1407 Input_Context = XCreateIC (xim,
1408 XNInputStyle, input_style,
1409 XNClientWindow, vt,
1410 XNFocusWindow, parent[0],
1411 preedit_attr ? XNPreeditAttributes : NULL,
1412 preedit_attr,
1413 status_attr ? XNStatusAttributes : NULL,
1414 status_attr, NULL);
1415
1416 if (preedit_attr) XFree (preedit_attr);
1417 if (status_attr) XFree (status_attr);
1418 if (fs) XFreeFontSet (dpy, fs);
1419
1420 if (Input_Context == NULL)
1421 {
1422 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1423 im_destroy ();
1424 return false;
1425 }
1426
1427#if 0
1428 // unfortunately, only the focus window is used by XIM, hard to fix
1429 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1430 vt_select_input ();
1431#endif
1432
1433 IMSetPosition ();
1434
1435 return true;
1436}
1437
1438void
1439rxvt_term::im_cb ()
1440{
1441 int i;
1442 const char *p;
1443 char **s;
1444 char buf[IMBUFSIZ];
1445
1446 make_current ();
1447
1448 im_destroy ();
1449
1450 if (Input_Context)
1451 return;
1452
1453#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1454 if (rs[Rs_imLocale])
1455 SET_LOCALE (rs[Rs_imLocale]);
1456#endif
1457
1458 p = rs[Rs_inputMethod];
1459 if (p && *p)
1460 {
1461 bool found = false;
1462
1463 s = rxvt_splitcommastring (p);
1464
1465 for (i = 0; s[i]; i++)
1466 {
1467 if (*s[i])
1468 {
1469 strcpy (buf, "@im=");
1470 strncat (buf, s[i], IMBUFSIZ - 5);
1471 if (IM_get_IC (buf))
1472 {
1473 found = true;
1212 break; 1474 break;
1475 }
1213 } 1476 }
1214 } 1477 }
1215 for (i = 0; s[i]; i++)
1216 free(s[i]);
1217 free(s);
1218 XFree(xim_styles);
1219 1478
1479 rxvt_freecommastring (s);
1480
1220 if (!found) { 1481 if (found)
1221 XCloseIM(xim); 1482 goto done;
1222 return False;
1223 } 1483 }
1224 1484
1225 ximcallback.callback = rxvt_IMDestroyCallback; 1485 /* try with XMODIFIERS env. var. */
1486 if (IM_get_IC (""))
1487 goto done;
1226 1488
1227/* XXX: not sure why we need this (as well as IC one below) */ 1489 /* try with no modifiers base IF the user didn't specify an IM */
1228 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1490 if (IM_get_IC ("@im=none"))
1491 goto done;
1229 1492
1230 preedit_attr = status_attr = NULL; 1493done:
1231 1494#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232 if (R->input_style & XIMPreeditPosition) { 1495 if (rs[Rs_imLocale])
1233 rxvt_setSize(aR_ & rect); 1496 SET_LOCALE (locale);
1234 rxvt_setPosition(aR_ & spot); 1497#endif
1235 rxvt_setColor(aR_ & fg, &bg);
1236
1237 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238 XNSpotLocation, &spot,
1239 XNForeground, fg, XNBackground, bg,
1240 //XNFontSet, R->TermWin.fontset,
1241 NULL);
1242 } else if (R->input_style & XIMPreeditArea) {
1243 rxvt_setColor(aR_ & fg, &bg);
1244
1245 /*
1246 * The necessary width of preedit area is unknown
1247 * until create input context.
1248 */
1249 needed_rect.width = 0;
1250
1251 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, R->TermWin.fontset,
1256 NULL);
1257 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258 XNForeground, fg, XNBackground, bg,
1259 //XNFontSet, R->TermWin.fontset,
1260 NULL);
1261 }
1262 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263 XNClientWindow, R->TermWin.parent[0],
1264 XNFocusWindow, R->TermWin.parent[0],
1265 XNDestroyCallback, &ximcallback,
1266 preedit_attr ? XNPreeditAttributes : NULL,
1267 preedit_attr,
1268 status_attr ? XNStatusAttributes : NULL,
1269 status_attr, NULL);
1270 if (preedit_attr)
1271 XFree(preedit_attr);
1272 if (status_attr)
1273 XFree(status_attr);
1274 if (R->Input_Context == NULL) {
1275 rxvt_print_error("failed to create input context");
1276 XCloseIM(xim);
1277 return False;
1278 }
1279 if (R->input_style & XIMPreeditArea)
1280 rxvt_IMSetStatusPosition(aR);
1281 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282 return True;
1283} 1498}
1284 1499
1285/* EXTPROTO */
1286void 1500void
1287rxvt_IMSetStatusPosition(pR) 1501rxvt_term::IMSetPosition ()
1288{ 1502{
1289 XRectangle preedit_rect, status_rect, *needed_rect; 1503 XRectangle preedit_rect, status_rect, *needed_rect;
1290 XVaNestedList preedit_attr, status_attr; 1504 XVaNestedList preedit_attr, status_attr;
1291 1505
1292 if (R->Input_Context == NULL 1506 if (!Input_Context
1293 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1507 || !focus
1508 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1294 || !rxvt_IMisRunning(aR)) 1509 || !IMisRunning ())
1295 return; 1510 return;
1296 1511
1512 if (input_style & XIMPreeditPosition)
1513 {
1514 im_set_size (preedit_rect);
1515 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1516
1517 XSetICValues (Input_Context,
1518 XNPreeditAttributes, preedit_attr, NULL);
1519 }
1520 else
1521 {
1297/* Getting the necessary width of preedit area */ 1522 /* Getting the necessary width of preedit area */
1298 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1523 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1524 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300 XFree(status_attr); 1525 XFree (status_attr);
1301 1526
1302 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1527 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1528 XFree (needed_rect);
1303 1529
1304 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1530 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1531 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306 1532
1307 XSetICValues(R->Input_Context, 1533 XSetICValues (Input_Context,
1308 XNPreeditAttributes, preedit_attr, 1534 XNPreeditAttributes, preedit_attr,
1309 XNStatusAttributes, status_attr, NULL); 1535 XNStatusAttributes, status_attr,
1536 NULL);
1310 1537
1538 XFree (status_attr);
1539 }
1540
1311 XFree(preedit_attr); 1541 XFree (preedit_attr);
1312 XFree(status_attr);
1313} 1542}
1314#endif /* USE_XIM */ 1543#endif /* USE_XIM */
1315 1544
1316/*----------------------------------------------------------------------*/ 1545void
1317rxvt_t rxvt_current_term; 1546rxvt_term::get_window_origin (int &x, int &y)
1547{
1548 Window cr;
1549 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1550/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1551}
1552
1553Pixmap
1554rxvt_term::get_pixmap_property (int prop_id)
1555{
1556 if (prop_id > 0 && prop_id < NUM_XA)
1557 if (xa[prop_id])
1558 {
1559 int aformat;
1560 unsigned long nitems, bytes_after;
1561 Atom atype;
1562 unsigned char *prop = NULL;
1563 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1564 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1565 &nitems, &bytes_after, &prop);
1566 if (result == Success && prop && atype == XA_PIXMAP)
1567 return *(Pixmap *)prop;
1568 }
1569
1570 return None;
1571}
1572
1573#ifdef HAVE_BG_PIXMAP
1574# if TRACE_PIXMAPS
1575# undef update_background
1576void
1577rxvt_term::trace_update_background (const char *file, int line)
1578{
1579 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1580 update_background ();
1581}
1582# endif
1583
1584void
1585rxvt_term::update_background ()
1586{
1587 if (update_background_ev.is_active ())
1588 return;
1589
1590 bgPixmap.invalidate ();
1591
1592 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1593
1594 if (to_wait <= 0.)
1595 bgPixmap.render ();
1596 else
1597 update_background_ev.start (to_wait);
1598}
1599
1600void
1601rxvt_term::update_background_cb (ev::timer &w, int revents)
1602{
1603 make_current ();
1604
1605 update_background_ev.stop ();
1606 bgPixmap.render ();
1607 refresh_check ();
1608}
1609
1610#endif /* HAVE_BG_PIXMAP */
1318 1611
1319/*----------------------- end-of-file (C source) -----------------------*/ 1612/*----------------------- end-of-file (C source) -----------------------*/

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