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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.223 by root, Sat Feb 18 14:14:43 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
51vector<rxvt_term *> rxvt_term::termlist;
52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
56static char curlocale[128], savelocale[128];
57
58bool
59rxvt_set_locale (const char *locale) NOTHROW
60{
61 if (!locale || !strncmp (locale, curlocale, 128))
62 return false;
63
64 strncpy (curlocale, locale, 128);
65 setlocale (LC_CTYPE, curlocale);
66 return true;
67}
68
47void * 69void
48rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
49{ 71{
50 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
51 75
52 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
53 return p; 141 return len;
54}
55 142
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 143}
144#endif
61 145
62rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 147 :
148#if TRANSPARENT
149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
64#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66#endif 168#endif
67#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
177#endif
178 termwin_ev (this, &rxvt_term::x_cb),
70 x_ev (this, &rxvt_term::x_cb) 179 vt_ev (this, &rxvt_term::x_cb),
180 child_ev (this, &rxvt_term::child_cb),
181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
183 destroy_ev (this, &rxvt_term::destroy_cb),
184 pty_ev (this, &rxvt_term::pty_cb),
185 incr_ev (this, &rxvt_term::incr_cb)
71{ 186{
72 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 pty_ev.stop ();
204 delete pty; pty = 0;
73} 205}
74 206
75rxvt_term::~rxvt_term () 207rxvt_term::~rxvt_term ()
76{ 208{
77 delete PixColors; 209 termlist.erase (find (termlist.begin (), termlist.end(), this));
78}
79 210
80/*----------------------------------------------------------------------*/ 211 emergency_cleanup ();
81/* rxvt_init() */
82/* LIBPROTO */
83rxvt_t
84rxvt_init(int argc, const char *const *argv)
85{
86 SET_R(new rxvt_term);
87 dR;
88 212
89 if (!R->init_vars () || !R->init (argc, argv)) 213#if ENABLE_STYLES
90 { 214 for (int i = RS_styleCount; --i; )
91 delete R; 215 if (fontset[i] != fontset[0])
92 return NULL; 216 delete fontset[i];
217#endif
218 delete fontset[0];
219
220 if (display)
93 } 221 {
222 selection_clear ();
94 223
224#ifdef USE_XIM
225 im_destroy ();
226#endif
227#ifdef XTERM_SCROLLBAR
228 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
229 if (ShadowGC) XFreeGC (dpy, ShadowGC);
230#endif
231#ifdef PLAIN_SCROLLBAR
232 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
233#endif
234#ifdef NEXT_SCROLLBAR
235 if (blackGC) XFreeGC (dpy, blackGC);
236 if (whiteGC) XFreeGC (dpy, whiteGC);
237 if (grayGC) XFreeGC (dpy, grayGC);
238 if (darkGC) XFreeGC (dpy, darkGC);
239 if (stippleGC) XFreeGC (dpy, stippleGC);
240 if (dimple) XFreePixmap (dpy, dimple);
241 if (upArrow) XFreePixmap (dpy, upArrow);
242 if (downArrow) XFreePixmap (dpy, downArrow);
243 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
244 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
245#endif
246#ifdef RXVT_SCROLLBAR
247 if (topShadowGC) XFreeGC (dpy, topShadowGC);
248 if (botShadowGC) XFreeGC (dpy, botShadowGC);
249 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
250#endif
251 if (gc) XFreeGC (dpy, gc);
252
253 delete drawable;
254 // destroy all windows
255 if (parent[0])
256 XDestroyWindow (dpy, parent[0]);
257
258 for (int i = 0; i < TOTAL_COLORS; i++)
259 if (ISSET_PIXCOLOR (i))
260 {
261 pix_colors_focused [i].free (this);
262#if OFF_FOCUS_FADING
263 pix_colors_unfocused [i].free (this);
264#endif
265 }
266
267 clear ();
268 }
269
270 delete pix_colors_focused;
271#if OFF_FOCUS_FADING
272 delete pix_colors_unfocused;
273#endif
274
275 displays.put (display);
276
277 scr_release ();
278
279 /* clear all resources */
280 for (int i = 0; i < allocated.size (); i++)
281 free (allocated [i]);
282
283 free (selection.text);
284 // TODO: manage env vars in child only(!)
285 free (env_display);
286 free (env_term);
287 free (locale);
288 free (v_buffer);
289 free (incr_buf);
290
291 delete envv;
292 delete argv;
293
294#ifdef KEYSYM_RESOURCE
295 delete keyboard;
296#endif
297}
298
299// child has exited, usually destroys
300void
301rxvt_term::child_cb (child_watcher &w, int status)
302{
303 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
304
305 cmd_pid = 0;
306
307 if (!OPTION (Opt_hold))
308 destroy ();
309}
310
311void
312rxvt_term::destroy ()
313{
314 if (destroy_ev.active)
95 return R; 315 return;
96}
97 316
98bool 317 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99rxvt_term::init (int argc, const char *const *argv)
100{
101 dR;//TODO (scrollbar, setidle)
102 318
103 /* 319#if ENABLE_OVERLAY
104 * Save and then give up any super-user privileges 320 scr_overlay_off ();
105 * If we need privileges in any area then we must specifically request it.
106 * We should only need to be root in these cases:
107 * 1. write utmp entries on some systems
108 * 2. chown tty on some systems
109 */
110 rxvt_privileges (this, SAVE);
111 rxvt_privileges (this, IGNORE);
112
113 rxvt_init_secondary (this);
114
115 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117#if (MENUBAR_MAX)
118 rxvt_menubar_read (this, rs[Rs_menu]);
119#endif 321#endif
322
323 if (display)
324 {
325#if USE_XIM
326 im_ev.stop (display);
327#endif
120#ifdef HAVE_SCROLLBARS 328#if HAVE_SCROLLBARS
121 if (Options & Opt_scrollBar) 329 scrollbar_ev.stop (display);
122 scrollbar_setIdle (); /* set existence for size calculations */
123#endif 330#endif
124
125 rxvt_Create_Windows (this, argc, argv);
126
127 rxvt_init_xlocale (this);
128
129 rxvt_scr_reset (this); /* initialize screen */
130#ifdef RXVT_GRAPHICS
131 rxvt_Gr_reset (this); /* reset graphics */
132#endif
133
134#if 0
135#ifdef DEBUG_X
136 XSynchronize(Xdisplay, True);
137 XSetErrorHandler((XErrorHandler) abort);
138#else
139 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140#endif
141#endif
142
143#ifdef HAVE_SCROLLBARS
144 if (Options & Opt_scrollBar)
145 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146#endif
147#if (MENUBAR_MAX)
148 if (menubar_visible(r))
149 XMapWindow (Xdisplay, menuBar.win);
150#endif
151#ifdef TRANSPARENT 331#if TRANSPARENT
152 if (Options & Opt_transparent) 332 rootwin_ev.stop (display);
333#endif
334 incr_ev.stop ();
335 termwin_ev.stop (display);
336 vt_ev.stop (display);
153 { 337 }
154 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155 rxvt_check_our_parents (this);
156 }
157#endif
158 XMapWindow (Xdisplay, TermWin.vt);
159 XMapWindow (Xdisplay, TermWin.parent[0]);
160 338
161 rxvt_init_env (this); 339 check_ev.stop ();
162 rxvt_init_command (this, cmd_argv); 340 pty_ev.stop ();
163 341#ifdef CURSOR_BLINK
164 x_ev.start (Xfd, EVENT_READ); 342 cursor_blink_ev.stop ();
165 pty_ev.start (cmd_fd, EVENT_READ);
166
167 return true;
168}
169
170/* ------------------------------------------------------------------------- *
171 * SIGNAL HANDLING & EXIT HANDLER *
172 * ------------------------------------------------------------------------- */
173/*
174 * Catch a SIGCHLD signal and exit if the direct child has died
175 */
176/* ARGSUSED */
177/* EXTPROTO */
178RETSIGTYPE
179rxvt_Child_signal(int sig __attribute__ ((unused)))
180{
181 dR;
182 int pid, save_errno = errno;
183
184 do {
185 errno = 0;
186 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
187
188 if (pid == R->cmd_pid)
189 exit(EXIT_SUCCESS);
190
191 errno = save_errno;
192 signal(SIGCHLD, rxvt_Child_signal);
193}
194
195/*
196 * Catch a fatal signal and tidy up before quitting
197 */
198/* EXTPROTO */
199RETSIGTYPE
200rxvt_Exit_signal(int sig)
201{
202 signal(sig, SIG_DFL);
203#ifdef DEBUG_CMD
204 rxvt_print_error("signal %d", sig);
205#endif 343#endif
206 rxvt_clean_exit(); 344#ifdef TEXT_BLINK
207 kill(getpid(), sig); 345 text_blink_ev.stop ();
208} 346#endif
347#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
348 cont_scroll_ev.stop ();
349#endif
350#ifdef SELECTION_SCROLLING
351 sel_scroll_ev.stop ();
352#endif
353#ifdef POINTER_BLANK
354 pointer_ev.stop ();
355#endif
209 356
210/* ARGSUSED */ 357 destroy_ev.start (0);
211/* INTPROTO */ 358}
212int
213rxvt_xerror_handler(const Display * display
214 __attribute__ ((unused)), const XErrorEvent * event)
215{
216 dR;
217 359
218 if (R->allowedxerror == -1) { 360void
219 R->allowedxerror = event->error_code; 361rxvt_term::destroy_cb (time_watcher &w)
220 return 0; /* ignored anyway */ 362{
221 } 363 make_current ();
222 rxvt_print_error("XError: Request: %d . %d, Error: %d", 364
223 event->request_code, event->minor_code, 365 delete this;
224 event->error_code);
225/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
226 exit(EXIT_FAILURE);
227/* NOTREACHED */
228} 366}
229 367
230/*----------------------------------------------------------------------*/ 368/*----------------------------------------------------------------------*/
231/* 369/*
232 * Exit gracefully, clearing the utmp entry and restoring tty attributes 370 * Exit gracefully, clearing the utmp entry and restoring tty attributes
233 * TODO: if debugging, this should free up any known resources if we can 371 * TODO: if debugging, this should free up any known resources if we can
234 */ 372 */
235/* EXTPROTO */ 373static XErrorHandler old_xerror_handler;
236void
237rxvt_clean_exit(void)
238{
239 dR;
240 374
241#ifdef DEBUG_SCREEN 375static void
242 rxvt_scr_release(aR); 376rxvt_emergency_cleanup ()
377{
378 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379 (*t)->emergency_cleanup ();
380}
381
382#if !ENABLE_MINIMAL
383static void
384print_x_error (Display *dpy, XErrorEvent *event)
385{
386 char buffer[BUFSIZ];
387 char mesg[BUFSIZ];
388 char number[32];
389 char *mtype = "XlibMessage";
390 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 rxvt_warn ("An X Error occured, trying to continue after report.\n");
393 rxvt_warn ("%s: %s\n", mesg, buffer);
394 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
396 sprintf(number, "%d", event->request_code);
397 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
398 rxvt_warn ("(which is %s)\n", buffer);
399 if (event->request_code >= 128) {
400 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
401 mesg, BUFSIZ);
402 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
403 }
404 if ((event->error_code == BadWindow) ||
405 (event->error_code == BadPixmap) ||
406 (event->error_code == BadCursor) ||
407 (event->error_code == BadFont) ||
408 (event->error_code == BadDrawable) ||
409 (event->error_code == BadColor) ||
410 (event->error_code == BadGC) ||
411 (event->error_code == BadIDChoice) ||
412 (event->error_code == BadValue) ||
413 (event->error_code == BadAtom)) {
414 if (event->error_code == BadValue)
415 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
416 mesg, BUFSIZ);
417 else if (event->error_code == BadAtom)
418 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
419 mesg, BUFSIZ);
420 else
421 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
424 }
425 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
426 mesg, BUFSIZ);
427 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
428}
243#endif 429#endif
244#ifndef NO_SETOWNER_TTYDEV 430
245 rxvt_privileged_ttydev(aR_ RESTORE); 431int
246#endif 432rxvt_xerror_handler (Display *display, XErrorEvent *event)
247#ifdef UTMP_SUPPORT 433{
248 rxvt_privileged_utmp(aR_ RESTORE); 434 if (GET_R->allowedxerror == -1)
249#endif 435 GET_R->allowedxerror = event->error_code;
250#ifdef USE_XIM 436 else
251 if (R->Input_Context != NULL) {
252 XDestroyIC(R->Input_Context);
253 R->Input_Context = NULL;
254 } 437 {
438 // GET_R is most likely not the terminal which caused the error,
439 // so just output the error and continue
440#if ENABLE_MINIMAL
441 old_xerror_handler (display, event);
442#else
443 print_x_error (display, event);
255#endif 444#endif
445 }
446
447 return 0;
448}
449
450int
451rxvt_xioerror_handler (Display *display)
452{
453 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
454 DisplayString (display));
455 rxvt_emergency_cleanup ();
456 _exit (EXIT_FAILURE);
457}
458
459/*----------------------------------------------------------------------*/
460bool
461rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
462{
463 this->envv = envv;
464
465 SET_R (this);
466 set_locale ("");
467 set_environ (envv); // few things in X do not call setlocale :(
468
469 if (!init_vars ())
470 return false;
471
472 init_secondary ();
473
474 const char **cmd_argv = init_resources (argc, argv);
475
476#ifdef KEYSYM_RESOURCE
477 keyboard->register_done ();
478#endif
479
480#ifdef HAVE_SCROLLBARS
481 if (OPTION (Opt_scrollBar))
482 scrollBar.setIdle (); /* set existence for size calculations */
483#endif
484
485 pty = ptytty::create ();
486
487 create_windows (argc, argv);
488
489 init_xlocale ();
490
491 scr_reset (); // initialize screen
492
493#if 0
494 XSynchronize (dpy, True);
495#endif
496
497#ifdef HAVE_SCROLLBARS
498 if (OPTION (Opt_scrollBar))
499 resize_scrollbar (); /* create and map scrollbar */
500#endif
501#ifdef TRANSPARENT
502 if (OPTION (Opt_transparent))
503 {
504 XSelectInput (dpy, display->root, PropertyChangeMask);
505 check_our_parents ();
506 rootwin_ev.start (display, display->root);
507 }
508#endif
509
510 set_colorfgbg ();
511
512 init_command (cmd_argv);
513
514 free (cmd_argv);
515
516 if (pty->pty >= 0)
517 pty_ev.start (pty->pty, EVENT_READ);
518
519 check_ev.start ();
520
521 HOOK_INVOKE ((this, HOOK_START, DT_END));
522
523#if ENABLE_XEMBED
524 if (rs[Rs_embed])
525 {
526 long info[2] = { 0, XEMBED_MAPPED };
527
528 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
529 32, PropModeReplace, (unsigned char *)&info, 2);
530 }
531#endif
532
533 XMapWindow (dpy, vt);
534 XMapWindow (dpy, parent[0]);
535
536 return true;
537}
538
539static struct sig_handlers
540{
541 sig_watcher sw_term, sw_int;
542
543 /*
544 * Catch a fatal signal and tidy up before quitting
545 */
546 void
547 sig_term (sig_watcher &w)
548 {
549 rxvt_emergency_cleanup ();
550 signal (w.signum, SIG_DFL);
551 kill (getpid (), w.signum);
552 }
553
554 sig_handlers ()
555 : sw_term (this, &sig_handlers::sig_term),
556 sw_int (this, &sig_handlers::sig_term)
557 {
558 }
559} sig_handlers;
560
561char **rxvt_environ; // startup environment
562
563void
564rxvt_init ()
565{
566 ptytty::init ();
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM);
574 sig_handlers.sw_int.start (SIGINT);
575
576 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
577 /* signal (SIGURG, SIG_DFL); */
578
579 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
580 // TODO: handle this with exceptions and tolerate the memory loss
581 XSetIOErrorHandler (rxvt_xioerror_handler);
582
583 XrmInitialize ();
256} 584}
257 585
258/* ------------------------------------------------------------------------- * 586/* ------------------------------------------------------------------------- *
259 * MEMORY ALLOCATION WRAPPERS * 587 * MEMORY ALLOCATION WRAPPERS *
260 * ------------------------------------------------------------------------- */ 588 * ------------------------------------------------------------------------- */
261/* EXTPROTO */ 589void *
262void *
263rxvt_malloc(size_t size) 590rxvt_malloc (size_t size)
264{ 591{
265 void *p;
266
267 p = malloc(size); 592 void *p = malloc (size);
593
268 if (p) 594 if (!p)
595 rxvt_fatal ("memory allocation failure. aborting.\n");
596
269 return p; 597 return p;
270
271 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272 rxvt_clean_exit();
273 exit(EXIT_FAILURE);
274/* NOTREACHED */
275} 598}
276 599
277/* EXTPROTO */ 600void *
278void *
279rxvt_calloc(size_t number, size_t size) 601rxvt_calloc (size_t number, size_t size)
280{ 602{
281 void *p;
282
283 p = calloc(number, size); 603 void *p = calloc (number, size);
604
284 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
285 return p; 608 return p;
286
287 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
288 rxvt_clean_exit();
289 exit(EXIT_FAILURE);
290/* NOTREACHED */
291} 609}
292 610
293/* EXTPROTO */ 611void *
294void *
295rxvt_realloc(void *ptr, size_t size) 612rxvt_realloc (void *ptr, size_t size)
296{ 613{
297 void *p;
298
299 if (ptr)
300 p = realloc(ptr, size); 614 void *p = realloc (ptr, size);
301 else 615
302 p = malloc(size);
303 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
304 return p; 619 return p;
305
306 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
307 rxvt_clean_exit();
308 exit(EXIT_FAILURE);
309/* NOTREACHED */
310} 620}
311
312/* ------------------------------------------------------------------------- *
313 * PRIVILEGED OPERATIONS *
314 * ------------------------------------------------------------------------- */
315/* take care of suid/sgid super-user (root) privileges */
316/* INTPROTO */
317void
318rxvt_privileges(pR_ int mode)
319{
320#if ! defined(__CYGWIN32__)
321# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
322/* setreuid() is the poor man's setuid(), seteuid() */
323# define seteuid(a) setreuid(-1, (a))
324# define setegid(a) setregid(-1, (a))
325# define HAVE_SETEUID
326# endif
327# ifdef HAVE_SETEUID
328 switch (mode) {
329 case IGNORE:
330 /*
331 * change effective uid/gid - not real uid/gid - so we can switch
332 * back to root later, as required
333 */
334 seteuid(getuid());
335 setegid(getgid());
336 break;
337 case SAVE:
338 R->euid = geteuid();
339 R->egid = getegid();
340 break;
341 case RESTORE:
342 seteuid(R->euid);
343 setegid(R->egid);
344 break;
345 }
346# else
347 switch (mode) {
348 case IGNORE:
349 setuid(getuid());
350 setgid(getgid());
351 /* FALLTHROUGH */
352 case SAVE:
353 /* FALLTHROUGH */
354 case RESTORE:
355 break;
356 }
357# endif
358#endif
359}
360
361#ifdef UTMP_SUPPORT
362/* EXTPROTO */
363void
364rxvt_privileged_utmp(pR_ char action)
365{
366 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
367 action, R->next_utmp_action, getpid()));
368 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
369 || (R->Options & Opt_utmpInhibit)
370 || R->ttydev == NULL || *R->ttydev == '\0')
371 return;
372
373 rxvt_privileges(aR_ RESTORE);
374 if (action == SAVE) {
375 R->next_utmp_action = RESTORE;
376 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
377 } else { /* action == RESTORE */
378 R->next_utmp_action = IGNORE;
379 rxvt_cleanutent(aR);
380 }
381 rxvt_privileges(aR_ IGNORE);
382}
383#endif
384
385#ifndef NO_SETOWNER_TTYDEV
386/* EXTPROTO */
387void
388rxvt_privileged_ttydev(pR_ char action)
389{
390 D_MAIN((stderr,
391 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
392 action, R->next_tty_action, getpid()));
393 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
394 || R->ttydev == NULL || *R->ttydev == '\0')
395 return;
396
397 rxvt_privileges(aR_ RESTORE);
398
399 if (action == SAVE) {
400 R->next_tty_action = RESTORE;
401# ifndef RESET_TTY_TO_COMMON_DEFAULTS
402/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
403 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
404 R->next_tty_action = IGNORE;
405 else
406# endif
407 {
408 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
409 chmod(R->ttydev, R->ttymode);
410# ifdef HAVE_REVOKE
411 revoke(R->ttydev);
412# endif
413 }
414 } else { /* action == RESTORE */
415 R->next_tty_action = IGNORE;
416# ifndef RESET_TTY_TO_COMMON_DEFAULTS
417 chmod(R->ttydev, R->ttyfd_stat.st_mode);
418 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
419# else
420 chmod(R->ttydev,
421 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
422 chown(R->ttydev, 0, 0);
423# endif
424 }
425
426 rxvt_privileges(aR_ IGNORE);
427
428# ifndef RESET_TTY_TO_COMMON_DEFAULTS
429 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
430 action == RESTORE ? "Restoring" : (action ==
431 SAVE ? "Saving" :
432 "UNKNOWN ERROR for"), R->ttydev,
433 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
434 R->ttyfd_stat.st_gid));
435# endif
436}
437#endif
438 621
439/*----------------------------------------------------------------------*/ 622/*----------------------------------------------------------------------*/
440/* 623/*
441 * window size/position calculcations for XSizeHint and other storage. 624 * window size/position calculcations for XSizeHint and other storage.
442 * if width/height are non-zero then override calculated width/height 625 * if width/height are non-zero then override calculated width/height
443 */ 626 */
444/* EXTPROTO */
445void 627void
446rxvt_window_calc(pR_ unsigned int width, unsigned int height) 628rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
447{ 629{
448 short recalc_x, recalc_y; 630 short recalc_x, recalc_y;
449 int x, y, sb_w, mb_h, flags; 631 int x, y, sb_w, flags;
450 unsigned int w, h; 632 unsigned int w, h;
451 unsigned int max_width, max_height; 633 unsigned int max_width, max_height;
452 634
453 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
454 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
455 R->szHint.height));
456 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 635 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
457 R->szHint.win_gravity = NorthWestGravity; 636 szHint.win_gravity = NorthWestGravity;
458/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 637 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
459 638
460 recalc_x = recalc_y = 0; 639 recalc_x = recalc_y = 0;
461 flags = 0; 640 flags = 0;
641
462 if (!R->parsed_geometry) { 642 if (!parsed_geometry)
643 {
463 R->parsed_geometry = 1; 644 parsed_geometry = 1;
645
464 if (R->rs[Rs_geometry]) 646 if (rs[Rs_geometry])
465 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 647 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
648
466 if (flags & WidthValue) { 649 if (flags & WidthValue)
467 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 650 {
651 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
468 R->szHint.flags |= USSize; 652 szHint.flags |= USSize;
469 } 653 }
654
470 if (flags & HeightValue) { 655 if (flags & HeightValue)
471 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 656 {
657 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
472 R->szHint.flags |= USSize; 658 szHint.flags |= USSize;
473 } 659 }
660
474 if (flags & XValue) { 661 if (flags & XValue)
662 {
475 R->szHint.x = x; 663 szHint.x = x;
476 R->szHint.flags |= USPosition; 664 szHint.flags |= USPosition;
665
477 if (flags & XNegative) { 666 if (flags & XNegative)
667 {
478 recalc_x = 1; 668 recalc_x = 1;
479 R->szHint.win_gravity = NorthEastGravity; 669 szHint.win_gravity = NorthEastGravity;
480 } 670 }
481 } 671 }
672
482 if (flags & YValue) { 673 if (flags & YValue)
674 {
483 R->szHint.y = y; 675 szHint.y = y;
484 R->szHint.flags |= USPosition; 676 szHint.flags |= USPosition;
677
485 if (flags & YNegative) { 678 if (flags & YNegative)
679 {
486 recalc_y = 1; 680 recalc_y = 1;
681
487 if (R->szHint.win_gravity == NorthEastGravity) 682 if (szHint.win_gravity == NorthEastGravity)
488 R->szHint.win_gravity = SouthEastGravity; 683 szHint.win_gravity = SouthEastGravity;
489 else 684 else
490 R->szHint.win_gravity = SouthWestGravity; 685 szHint.win_gravity = SouthWestGravity;
491 } 686 }
492 } 687 }
493 } 688 }
689
494/* TODO: BOUNDS */ 690 /* TODO: BOUNDS */
495 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 691 width = ncol * fwidth;
496 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 692 height = nrow * fheight;
497 max_width = MAX_COLS * R->TermWin.fwidth; 693 max_width = MAX_COLS * fwidth;
498 max_height = MAX_ROWS * R->TermWin.fheight; 694 max_height = MAX_ROWS * fheight;
499 695
500 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 696 szHint.base_width = szHint.base_height = 2 * int_bwidth;
501 697
502 sb_w = mb_h = 0; 698 sb_w = 0;
503 R->window_vt_x = R->window_vt_y = 0; 699 window_vt_x = window_vt_y = int_bwidth;
504 if (scrollbar_visible(R)) { 700
701 if (scrollBar.state)
702 {
505 sb_w = scrollbar_TotalWidth(); 703 sb_w = scrollbar_TotalWidth ();
506 R->szHint.base_width += sb_w; 704 szHint.base_width += sb_w;
705
507 if (!(R->Options & Opt_scrollBar_right)) 706 if (!OPTION (Opt_scrollBar_right))
508 R->window_vt_x = sb_w; 707 window_vt_x += sb_w;
509 } 708 }
510 if (menubar_visible(R)) { 709
511 mb_h = menuBar_TotalHeight();
512 R->szHint.base_height += mb_h;
513 R->window_vt_y = mb_h;
514 }
515 R->szHint.width_inc = R->TermWin.fwidth; 710 szHint.width_inc = fwidth;
516 R->szHint.height_inc = R->TermWin.fheight; 711 szHint.height_inc = fheight;
517 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 712 szHint.min_width = szHint.base_width + szHint.width_inc;
518 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 713 szHint.min_height = szHint.base_height + szHint.height_inc;
519 714
520 if (width && width - R->szHint.base_width < max_width) { 715 if (newwidth && newwidth - szHint.base_width < max_width)
716 {
521 R->szHint.width = width; 717 szHint.width = newwidth;
522 R->TermWin.width = width - R->szHint.base_width; 718 width = newwidth - szHint.base_width;
523 } else { 719 }
524 MIN_IT(R->TermWin.width, max_width); 720 else
721 {
722 min_it (width, max_width);
525 R->szHint.width = R->szHint.base_width + R->TermWin.width; 723 szHint.width = szHint.base_width + width;
526 } 724 }
725
527 if (height && height - R->szHint.base_height < max_height) { 726 if (newheight && newheight - szHint.base_height < max_height)
727 {
528 R->szHint.height = height; 728 szHint.height = newheight;
529 R->TermWin.height = height - R->szHint.base_height; 729 height = newheight - szHint.base_height;
530 } else { 730 }
531 MIN_IT(R->TermWin.height, max_height); 731 else
732 {
733 min_it (height, max_height);
532 R->szHint.height = R->szHint.base_height + R->TermWin.height; 734 szHint.height = szHint.base_height + height;
533 } 735 }
534 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 736
737 if (scrollBar.state && OPTION (Opt_scrollBar_right))
535 R->window_sb_x = R->szHint.width - sb_w; 738 window_sb_x = szHint.width - sb_w;
536 739
537 if (recalc_x) 740 if (recalc_x)
538 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 741 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
539 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 742
540 if (recalc_y) 743 if (recalc_y)
541 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 744 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
542 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
543 745
544 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 746 ncol = width / fwidth;
545 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 747 nrow = height / fheight;
546 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
547 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
548 R->szHint.height));
549 return;
550} 748}
551 749
552/*----------------------------------------------------------------------*/ 750/*----------------------------------------------------------------------*/
553/* 751/*
554 * Tell the teletype handler what size the window is. 752 * Tell the teletype handler what size the window is.
555 * Called after a window size change. 753 * Called after a window size change.
556 */ 754 */
557/* EXTPROTO */
558void 755void
559rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 756rxvt_term::tt_winch ()
560{ 757{
758 if (pty->pty < 0)
759 return;
760
561 struct winsize ws; 761 struct winsize ws;
562 762
563 if (fd < 0)
564 return;
565 ws.ws_col = col; 763 ws.ws_col = ncol;
566 ws.ws_row = row; 764 ws.ws_row = nrow;
567 ws.ws_xpixel = ws.ws_ypixel = 0; 765 ws.ws_xpixel = width;
568#ifndef DEBUG_SIZE 766 ws.ws_ypixel = height;
569 (void)ioctl(fd, TIOCSWINSZ, &ws); 767 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
570#else 768
571 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 769#if 0
572 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 770 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
573 }
574# ifdef SIGWINCH
575 else if (pid) /* force through to the command */ 771 if (cmd_pid) /* force through to the command */
576 kill(pid, SIGWINCH); 772 kill (-cmd_pid, SIGWINCH);
577# endif
578#endif 773#endif
579} 774}
580 775
581/*----------------------------------------------------------------------*/ 776/*----------------------------------------------------------------------*/
582/* rxvt_change_font() - Switch to a new font */ 777/* set_fonts () - load and set the various fonts
583/* 778 *
584 * init = 1 - initialize 779 * init = 1 - initialize
585 * 780 *
586 * fontname == FONT_UP - switch to bigger font 781 * fontname == FONT_UP - switch to bigger font
587 * fontname == FONT_DN - switch to smaller font 782 * fontname == FONT_DN - switch to smaller font
588 */ 783 */
589/* EXTPROTO */ 784bool
590void 785rxvt_term::set_fonts ()
591rxvt_change_font(pR_ int init, const char *fontname)
592{ 786{
593} 787 rxvt_fontset *fs = new rxvt_fontset (this);
788 rxvt_fontprop prop;
594 789
595/* INTPROTO */ 790 if (!fs
596void 791 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
597rxvt_font_up_down(pR_ int n, int direction) 792 || !fs->realize_font (1))
793 {
794 delete fs;
795 return false;
796 }
797
798#if ENABLE_STYLES
799 for (int i = RS_styleCount; --i; )
800 if (fontset[i] != fontset[0])
801 delete fontset[i];
802#endif
803
804 delete fontset[0];
805 fontset[0] = fs;
806
807 prop = (*fs)[1]->properties ();
808 prop.height += lineSpace;
809 fs->set_prop (prop);
810
811 fwidth = prop.width;
812 fheight = prop.height;
813 fbase = prop.ascent;
814
815 for (int style = 1; style < 4; style++)
816 {
817#if ENABLE_STYLES
818 const char *res = rs[Rs_font + style];
819
820 if (res && !*res)
821 fontset[style] = fontset[0];
822 else
823 {
824 fontset[style] = fs = new rxvt_fontset (this);
825 rxvt_fontprop prop2 = prop;
826
827 if (res)
828 prop2.weight = prop2.slant = rxvt_fontprop::unset;
829 else
830 {
831 res = fontset[0]->fontdesc;
832
833 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
834 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
835 }
836
837 fs->populate (res);
838 fs->set_prop (prop2);
839 }
840#else
841 fontset[style] = fontset[0];
842#endif
843 }
844
845 if (parent[0])
846 {
847 resize_all_windows (0, 0, 0);
848 scr_remap_chars ();
849 scr_touch (true);
850 }
851
852 return true;
853}
854
855void rxvt_term::set_string_property (Atom prop, const char *str, int len)
598{ 856{
857 XChangeProperty (dpy, parent[0],
858 prop, XA_STRING, 8, PropModeReplace,
859 (const unsigned char *)str, len >= 0 ? len : strlen (str));
860}
861
862void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
863{
864 wchar_t *ws = rxvt_mbstowcs (str, len);
865 char *s = rxvt_wcstoutf8 (ws);
866
867 XChangeProperty (dpy, parent[0],
868 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
869 (const unsigned char *)s, strlen (s));
870
871 free (s);
872 free (ws);
599} 873}
600 874
601/*----------------------------------------------------------------------*/ 875/*----------------------------------------------------------------------*/
602/*----------------------------------------------------------------------*/ 876/*----------------------------------------------------------------------*/
603/* xterm sequences - title, iconName, color (exptl) */ 877/* xterm sequences - title, iconName, color (exptl) */
604/* EXTPROTO */
605void 878void
606rxvt_set_title(pR_ const char *str) 879rxvt_term::set_title (const char *str)
607{ 880{
608#ifndef SMART_WINDOW_TITLE 881 set_string_property (XA_WM_NAME, str);
609 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 882#if ENABLE_EWMH
883 set_utf8_property (xa[XA_NET_WM_NAME], str);
884#endif
885}
886
887void
888rxvt_term::set_icon_name (const char *str)
889{
890 set_string_property (XA_WM_ICON_NAME, str);
891#if ENABLE_EWMH
892 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
893#endif
894}
895
896#ifdef XTERM_COLOR_CHANGE
897void
898rxvt_term::set_window_color (int idx, const char *color)
899{
900 rxvt_color xcol;
901 int i;
902
903 if (color == NULL || *color == '\0')
904 return;
905
906 color = strdup (color);
907 allocated.push_back ((void *)color);
908 rs[Rs_color + idx] = color;
909
910 /* handle color aliases */
911 if (isdigit (*color))
912 {
913 i = atoi (color);
914
915 if (i >= 8 && i <= 15)
916 { /* bright colors */
917 i -= 8;
918 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
919 goto done;
920 }
921
922 if (i >= 0 && i <= 7)
923 { /* normal colors */
924 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
925 goto done;
926 }
927 }
928
929 set_color (xcol, color);
930
931 /*
932 * FIXME: should free colors here, but no idea how to do it so instead,
933 * so just keep gobbling up the colormap
934 */
935
936 pix_colors_focused[idx] = xcol;
937
938 /* XSetWindowAttributes attr; */
939 /* Cursor cursor; */
940done:
941
942#if OFF_FOCUS_FADING
943 if (rs[Rs_fade])
944 {
945 rgba c;
946 pix_colors [Color_fade].get (c);
947 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
948 }
949#endif
950
951 /*TODO: handle Color_BD, scrollbar background, etc. */
952
953 recolour_cursor ();
954 scr_recolour ();
955}
956
610#else 957#else
611 char *name;
612
613 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
614 name = NULL;
615 if (name == NULL || STRCMP(name, str))
616 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
617 if (name)
618 XFree(name);
619#endif
620}
621
622/* EXTPROTO */
623void
624rxvt_set_iconName(pR_ const char *str)
625{
626#ifndef SMART_WINDOW_TITLE
627 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
628#else
629 char *name;
630
631 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
632 name = NULL;
633 if (name == NULL || STRCMP(name, str))
634 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
635 if (name)
636 XFree(name);
637#endif
638}
639
640#ifdef XTERM_COLOR_CHANGE
641/* EXTPROTO */
642void
643rxvt_set_window_color(pR_ int idx, const char *color)
644{
645 rxvt_color xcol;
646 int i;
647
648 if (color == NULL || *color == '\0')
649 return;
650
651/* handle color aliases */
652 if (isdigit(*color)) {
653 i = atoi(color);
654 if (i >= 8 && i <= 15) { /* bright colors */
655 i -= 8;
656# ifndef NO_BRIGHTCOLOR
657 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
658 SET_PIXCOLOR(R, idx);
659 goto Done;
660# endif
661 }
662 if (i >= 0 && i <= 7) { /* normal colors */
663 R->PixColors[idx] = R->PixColors[minCOLOR + i];
664 SET_PIXCOLOR(R, idx);
665 goto Done;
666 }
667 }
668 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
669 return;
670/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
671
672/*
673 * FIXME: should free colors here, but no idea how to do it so instead,
674 * so just keep gobbling up the colormap
675 */
676# if 0
677 for (i = Color_Black; i <= Color_White; i++)
678 if (R->PixColors[idx] == R->PixColors[i])
679 break;
680 if (i > Color_White) {
681 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
682 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
683 DisplayPlanes(R->Xdisplay, Xscreen));
684 }
685# endif
686
687 R->PixColors[idx] = xcol;
688 SET_PIXCOLOR(R, idx);
689
690/* XSetWindowAttributes attr; */
691/* Cursor cursor; */
692 Done:
693 if (idx == Color_bg && !(R->Options & Opt_transparent))
694 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
695 R->PixColors[Color_bg]);
696
697/* handle Color_BD, scrollbar background, etc. */
698
699 rxvt_set_colorfgbg(aR);
700 rxvt_recolour_cursor(aR);
701/* the only reasonable way to enforce a clean update */
702 rxvt_scr_poweron(aR);
703}
704
705#else
706# define rxvt_set_window_color(aR_ idx,color) ((void)0) 958# define set_window_color (idx,color) ((void)0)
707#endif /* XTERM_COLOR_CHANGE */ 959#endif /* XTERM_COLOR_CHANGE */
708 960
709/* EXTPROTO */
710void 961void
711rxvt_recolour_cursor(pR) 962rxvt_term::recolour_cursor ()
712{ 963{
713 rxvt_color xcol[2]; 964 XColor fg, bg;
714 965
715#if TODO 966 (ISSET_PIXCOLOR (Color_pointer_fg)
716 xcol[0] = R->PixColors[Color_pointer]; 967 ? pix_colors_focused[Color_pointer_fg]
717 xcol[1] = R->PixColors[Color_bg]; 968 : pix_colors_focused[Color_fg]).get (fg);
718 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 969
719 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 970 (ISSET_PIXCOLOR (Color_pointer_bg)
720#endif 971 ? pix_colors_focused[Color_pointer_bg]
972 : pix_colors_focused[Color_bg]).get (bg);
973
974 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
721} 975}
722 976
723/*----------------------------------------------------------------------*/ 977/*----------------------------------------------------------------------*/
724/* 978/*
725 * find if fg/bg matches any of the normal (low-intensity) colors 979 * find if fg/bg matches any of the normal (low-intensity) colors
726 */ 980 */
727/* INTPROTO */
728void 981void
729rxvt_set_colorfgbg(pR) 982rxvt_term::set_colorfgbg ()
730{ 983{
731 unsigned int i; 984 unsigned int i;
732 const char *xpmb = "\0"; 985 const char *xpmb = "\0";
733 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 986 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
734 987
735 R->env_colorfgbg = 988 strcpy (fstr, "default");
736 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 989 strcpy (bstr, "default");
737 STRCPY(fstr, "default");
738 STRCPY(bstr, "default");
739 for (i = Color_Black; i <= Color_White; i++) 990 for (i = Color_Black; i <= Color_White; i++)
740 if (R->PixColors[Color_fg] == R->PixColors[i]) { 991 if (pix_colors[Color_fg] == pix_colors[i])
992 {
741 sprintf(fstr, "%d", (i - Color_Black)); 993 sprintf (fstr, "%d", (i - Color_Black));
742 break; 994 break;
743 } 995 }
996
744 for (i = Color_Black; i <= Color_White; i++) 997 for (i = Color_Black; i <= Color_White; i++)
745 if (R->PixColors[Color_bg] == R->PixColors[i]) { 998 if (pix_colors[Color_bg] == pix_colors[i])
999 {
746 sprintf(bstr, "%d", (i - Color_Black)); 1000 sprintf (bstr, "%d", (i - Color_Black));
747#ifdef XPM_BACKGROUND 1001#ifdef XPM_BACKGROUND
748 xpmb = "default;"; 1002 xpmb = "default;";
749#endif 1003#endif
750 break; 1004 break;
751 } 1005 }
1006
752 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1007 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
753 putenv(R->env_colorfgbg);
754
755#ifndef NO_BRIGHTCOLOR
756 R->colorfgbg = DEFAULT_RSTYLE;
757 for (i = minCOLOR; i <= maxCOLOR; i++) {
758 if (R->PixColors[Color_fg] == R->PixColors[i])
759 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
760 if (R->PixColors[Color_bg] == R->PixColors[i])
761 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
762 }
763#endif
764} 1008}
765 1009
766/*----------------------------------------------------------------------*/ 1010/*----------------------------------------------------------------------*/
767/*
768 * Colour determination for low colour displays, routine from
769 * Hans de Goede <hans@highrise.nl>
770 */
771 1011
772/* EXTPROTO */ 1012bool
773int 1013rxvt_term::set_color (rxvt_color &color, const char *name)
774rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
775{ 1014{
776 screen_in_out->set(aR_ colour); 1015 if (color.set (this, name))
777
778 if (!screen_in_out->set(aR_ colour)) {
779 rxvt_print_error("can't allocate colour: %s", colour);
780 return false;
781 }
782
783 return true; 1016 return true;
1017
1018 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1019 return false;
1020}
1021
1022void
1023rxvt_term::alias_color (int dst, int src)
1024{
1025 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
784} 1026}
785 1027
786/* -------------------------------------------------------------------- * 1028/* -------------------------------------------------------------------- *
787 * - WINDOW RESIZING - * 1029 * - WINDOW RESIZING - *
788 * -------------------------------------------------------------------- */ 1030 * -------------------------------------------------------------------- */
789/* EXTPROTO */
790void 1031void
791rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1032rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
792 int ignoreparent)
793{ 1033{
794 int fix_screen; 1034 int fix_screen;
1035 int old_width = szHint.width;
1036 int old_height = szHint.height;
795 1037
1038 window_calc (newwidth, newheight);
1039
1040 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1041 XSetWMNormalHints (dpy, parent[0], &szHint);
1042
1043 if (!ignoreparent)
1044 {
796#ifdef SMART_RESIZE 1045#ifdef SMART_RESIZE
797 int old_width = R->szHint.width, old_height = R->szHint.height; 1046 /*
798#endif
799
800 rxvt_window_calc(aR_ width, height);
801 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
802 if (!ignoreparent) {
803#ifdef SMART_RESIZE
804/*
805 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1047 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
806 * reposition window on resize depending on placement on screen 1048 * reposition window on resize depending on placement on screen
807 */ 1049 */
808 int x, y, x1, y1; 1050 int x, y, x1, y1;
809 int dx, dy; 1051 int dx, dy;
810 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1052 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
811 Window unused_cr; 1053 Window unused_cr;
812 1054
813 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1055 XTranslateCoordinates (dpy, parent[0], display->root,
814 0, 0, &x, &y, &unused_cr); 1056 0, 0, &x, &y, &unused_cr);
815 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1057 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
816 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1058 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
817 /* 1059 /*
818 * if Xroot isn't the parent window, a WM will probably have offset 1060 * if display->root isn't the parent window, a WM will probably have offset
819 * our position for handles and decorations. Counter it 1061 * our position for handles and decorations. Counter it
820 */ 1062 */
821 if (x1 != x || y1 != y) { 1063 if (x1 != x || y1 != y)
1064 {
822 x -= x1; 1065 x -= x1;
823 y -= y1; 1066 y -= y1;
824 } 1067 }
825 1068
826 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1069 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
827 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1070 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
828 dx = old_width - R->szHint.width; 1071 dx = old_width - szHint.width;
829 dy = old_height - R->szHint.height; 1072 dy = old_height - szHint.height;
830 1073
831 /* Check position of the center of the window */ 1074 /* Check position of the center of the window */
832 if (x < x1) /* left half */ 1075 if (x < x1) /* left half */
833 dx = 0; 1076 dx = 0;
834 else if (x == x1) /* exact center */ 1077 else if (x == x1) /* exact center */
835 dx /= 2; 1078 dx /= 2;
836 if (y < y1) /* top half */ 1079 if (y < y1) /* top half */
837 dy = 0; 1080 dy = 0;
838 else if (y == y1) /* exact center */ 1081 else if (y == y1) /* exact center */
839 dy /= 2; 1082 dy /= 2;
840 1083
841 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1084 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
842 R->szHint.width, R->szHint.height); 1085 szHint.width, szHint.height);
843#else 1086#else
844 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1087 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
845 R->szHint.height);
846#endif 1088#endif
847 } 1089 }
848 1090
849 fix_screen = (R->TermWin.ncol != R->prev_ncol 1091 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
850 || R->TermWin.nrow != R->prev_nrow); 1092
851 if (fix_screen || width != R->old_width || height != R->old_height) { 1093 if (fix_screen || newwidth != old_width || newheight != old_height)
852 if (scrollbar_visible(R)) { 1094 {
1095 if (scrollBar.state)
1096 {
853 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1097 XMoveResizeWindow (dpy, scrollBar.win,
1098 window_sb_x, 0,
854 0, scrollbar_TotalWidth(), R->szHint.height); 1099 scrollbar_TotalWidth (), szHint.height);
855 rxvt_Resize_scrollBar(aR); 1100 resize_scrollbar ();
856 } 1101 }
857 if (menubar_visible(R)) 1102
858 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1103 XMoveResizeWindow (dpy, vt,
859 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1104 window_vt_x, window_vt_y,
860 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
861 R->window_vt_y, TermWin_TotalWidth(),
862 TermWin_TotalHeight()); 1105 width, height);
863#ifdef RXVT_GRAPHICS 1106
864 if (R->old_height)
865 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
866 R->old_height - R->szHint.base_height);
867#endif
868 rxvt_scr_clear(aR); 1107 scr_clear ();
869#ifdef XPM_BACKGROUND 1108#ifdef XPM_BACKGROUND
870 rxvt_resize_pixmap(aR); 1109 resize_pixmap ();
871#endif 1110#endif
872 } 1111 }
873 1112
874 if (fix_screen || R->old_height == 0) { 1113 if (fix_screen || old_height == 0)
875 int curr_screen = -1; 1114 scr_reset ();
876 uint16_t old_ncol = R->prev_ncol;
877 1115
878 /* scr_reset only works on the primary screen */ 1116 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
879 if (R->old_height) /* this is not the first time through */ 1117 //scr_touch (false);
880 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
881 rxvt_scr_reset(aR);
882 if (curr_screen >= 0) { /* this is not the first time through */
883 rxvt_scr_change_screen(aR_ curr_screen);
884 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
885 }
886 }
887 1118
888 R->old_width = R->szHint.width; 1119#ifdef XPM_BACKGROUND
889 R->old_height = R->szHint.height; 1120 if (pixmap)
1121 scr_touch (false);
1122#endif
890 1123
891#ifdef USE_XIM 1124#ifdef USE_XIM
892 rxvt_IMSetStatusPosition(aR); 1125 IMSetPosition ();
893#endif 1126#endif
894} 1127}
895 1128
896/* 1129/*
897 * Set the width/height of the vt window in characters. Units are pixels. 1130 * Set the width/height of the vt window in characters. Units are pixels.
898 * good for toggling 80/132 columns 1131 * good for toggling 80/132 columns
899 */ 1132 */
900/* EXTPROTO */
901void 1133void
902rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1134rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
903{ 1135{
904 XWindowAttributes wattr; 1136 XWindowAttributes wattr;
905 1137
906 if (width == 0 || height == 0) { 1138 if (newwidth == 0 || newheight == 0)
1139 {
907 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1140 XGetWindowAttributes (dpy, display->root, &wattr);
1141
908 if (width == 0) 1142 if (newwidth == 0)
909 width = wattr.width - R->szHint.base_width; 1143 newwidth = wattr.width - szHint.base_width;
910 if (height == 0) 1144 if (newheight == 0)
911 height = wattr.height - R->szHint.base_height; 1145 newheight = wattr.height - szHint.base_height;
1146 }
1147
1148 if (newwidth != width || newheight != height)
912 } 1149 {
913 if (width != R->TermWin.width || height != R->TermWin.height) {
914 width += R->szHint.base_width; 1150 newwidth += szHint.base_width;
915 height += R->szHint.base_height; 1151 newheight += szHint.base_height;
916 rxvt_resize_all_windows(aR_ width, height, 0); 1152 resize_all_windows (newwidth, newheight, 0);
917 } 1153 }
918} 1154}
919 1155
920/* -------------------------------------------------------------------- * 1156/* -------------------------------------------------------------------- *
921 * - X INPUT METHOD ROUTINES - * 1157 * - X INPUT METHOD ROUTINES - *
922 * -------------------------------------------------------------------- */ 1158 * -------------------------------------------------------------------- */
923#ifdef USE_XIM 1159#ifdef USE_XIM
924/* INTPROTO */
925void
926rxvt_setSize(pR_ XRectangle * size)
927{
928 size->x = R->TermWin.int_bwidth;
929 size->y = R->TermWin.int_bwidth;
930 size->width = Width2Pixel(R->TermWin.ncol);
931 size->height = Height2Pixel(R->TermWin.nrow);
932}
933 1160
934/* INTPROTO */
935void 1161void
936rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1162rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
937{ 1163{
938 *fg = R->PixColors[Color_fg]; 1164 fg = pix_colors [Color_fg];
939 *bg = R->PixColors[Color_bg]; 1165 bg = pix_colors [Color_bg];
1166}
1167
1168void
1169rxvt_term::im_set_size (XRectangle &size)
1170{
1171 // the int_bwidth terms make no sense to me
1172 size.x = int_bwidth;
1173 size.y = int_bwidth;
1174 size.width = Width2Pixel (ncol) + int_bwidth;
1175 size.height = Height2Pixel (nrow) + int_bwidth;
1176}
1177
1178void
1179rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1180 XRectangle &status_rect,
1181 const XRectangle &needed_rect)
1182{
1183 preedit_rect.x = needed_rect.width;
1184 preedit_rect.y = 0;
1185 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1186 preedit_rect.height = fheight;
1187
1188 status_rect.x = 0;
1189 status_rect.y = 0;
1190 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1191 status_rect.height = fheight;
940} 1192}
941 1193
942/* Checking whether input method is running. */ 1194/* Checking whether input method is running. */
943/* INTPROTO */
944Bool 1195bool
945rxvt_IMisRunning(pR) 1196rxvt_term::IMisRunning ()
946{ 1197{
947 char *p; 1198 char *p;
948 Atom atom; 1199 Atom atom;
949 Window win; 1200 Window win;
950 char server[IMBUFSIZ]; 1201 char server[IMBUFSIZ];
951 1202
952/* get current locale modifier */ 1203 /* get current locale modifier */
953 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1204 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1205 {
954 STRCPY(server, "@server="); 1206 strcpy (server, "@server=");
955 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1207 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1208
956 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1209 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
957 *p = '\0'; 1210 *p = '\0';
958 1211
959 atom = XInternAtom(R->Xdisplay, server, False); 1212 atom = XInternAtom (dpy, server, False);
960 win = XGetSelectionOwner(R->Xdisplay, atom); 1213 win = XGetSelectionOwner (dpy, atom);
1214
961 if (win != None) 1215 if (win != None)
962 return True; 1216 return True;
963 } 1217 }
1218
964 return False; 1219 return False;
965} 1220}
966 1221
967/* EXTPROTO */
968void 1222void
969rxvt_IMSendSpot(pR) 1223rxvt_term::IMSendSpot ()
970{ 1224{
971 XPoint spot; 1225 XPoint nspot;
972 XVaNestedList preedit_attr; 1226 XVaNestedList preedit_attr;
973 1227
974 if (R->Input_Context == NULL 1228 if (!Input_Context
975 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1229 || !focus
976 || !(R->event_type == KeyPress 1230 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
977 || R->event_type == Expose
978 || R->event_type == NoExpose
979 || R->event_type == SelectionNotify
980 || R->event_type == ButtonRelease || R->event_type == FocusIn)
981 || !rxvt_IMisRunning(aR))
982 return; 1231 return;
983 1232
984 rxvt_setPosition(aR_ & spot); 1233 im_set_position (nspot);
985 1234
1235 if (nspot.x == spot.x && nspot.y == spot.y)
1236 return;
1237
1238 spot = nspot;
1239
986 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1240 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
987 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1241 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
988 XFree(preedit_attr); 1242 XFree (preedit_attr);
989} 1243}
990 1244
991/* EXTPROTO */
992void 1245void
993rxvt_setTermFontSet(pR_ int idx) 1246rxvt_term::im_destroy ()
994{ 1247{
995 char *string; 1248 if (input_method)
996 long length; 1249 {
997 int success = 0; 1250 if (Input_Context && input_method->xim)
1251 XDestroyIC (Input_Context);
998 1252
999 if (idx < 0 || idx >= MAX_NFONTS) 1253 display->put_xim (input_method);
1000 return; 1254 input_method = 0;
1001} 1255 }
1002 1256
1003/* INTPROTO */
1004void
1005rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1006 XRectangle * needed_rect)
1007{
1008 int mbh, vtx = 0;
1009
1010 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1011 vtx = scrollbar_TotalWidth();
1012 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1013 mbh -= R->TermWin.lineSpace;
1014
1015 preedit_rect->x = needed_rect->width + vtx;
1016 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1017
1018 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1019 + vtx;
1020 preedit_rect->height = Height2Pixel(1);
1021
1022 status_rect->x = vtx;
1023 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1024
1025 status_rect->width = needed_rect->width ? needed_rect->width
1026 : Width2Pixel(R->TermWin.ncol + 1);
1027 status_rect->height = Height2Pixel(1);
1028}
1029
1030/* ARGSUSED */
1031/* INTPROTO */
1032void
1033rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1034 __attribute__ ((unused)), XPointer call_data
1035 __attribute__ ((unused)))
1036{
1037 dR;
1038
1039 R->Input_Context = NULL; 1257 Input_Context = 0;
1040/* To avoid Segmentation Fault in C locale: Solaris only? */
1041 if (STRCMP(R->locale, "C"))
1042 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1043 rxvt_IMInstantiateCallback, NULL);
1044} 1258}
1045 1259
1046/* 1260#ifdef ENABLE_XIM_ONTHESPOT
1047 * X manual pages and include files don't match on some systems:
1048 * some think this is an XIDProc and others an XIMProc so we can't
1049 * use the first argument - need to update this to be nice for
1050 * both types via some sort of configure detection
1051 */
1052/* ARGSUSED */
1053/* EXTPROTO */
1054void
1055rxvt_IMInstantiateCallback(Display * unused
1056 __attribute__ ((unused)), XPointer client_data
1057 __attribute__ ((unused)), XPointer call_data
1058 __attribute__ ((unused)))
1059{
1060 dR;
1061 int i, found, had_im;
1062 const char *p;
1063 char **s;
1064 char buf[IMBUFSIZ];
1065 1261
1066 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1262static void
1067 if (R->Input_Context) 1263xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1068 return; 1264{
1265 ((rxvt_term *)client_data)->make_current ();
1266 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1267}
1069 1268
1070 found = had_im = 0; 1269static void
1071 p = R->rs[Rs_inputMethod]; 1270xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1072 if (p && *p) { 1271{
1073 had_im = 1; 1272 ((rxvt_term *)client_data)->make_current ();
1074 s = rxvt_splitcommastring(p); 1273 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1075 for (i = 0; s[i]; i++) { 1274}
1076 if (*s[i]) { 1275
1077 STRCPY(buf, "@im="); 1276static void
1078 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1277xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1079 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1278{
1080 && (rxvt_IM_get_IC(aR) == True)) { 1279 rxvt_term *term = (rxvt_term *)client_data;
1081 found = 1; 1280 XIMText *text = call_data->text;
1082 break; 1281
1083 } 1282 term->make_current ();
1084 } 1283
1284 if (text)
1285 {
1286 void *str;
1287
1288 if (!text->encoding_is_wchar && text->string.multi_byte)
1289 {
1290 // of course, X makes it ugly again
1291 if (term->rs[Rs_imLocale])
1292 SET_LOCALE (term->rs[Rs_imLocale]);
1293
1294 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1295 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1296
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->locale);
1085 } 1299 }
1086 for (i = 0; s[i]; i++) 1300 else
1087 free(s[i]); 1301 str = (void *)text->string.wide_char;
1088 free(s); 1302
1303 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1304 DT_INT, call_data->caret,
1305 DT_INT, call_data->chg_first,
1306 DT_INT, call_data->chg_length,
1307 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1308 DT_WCS_LEN, str, str ? (int)text->length : 0,
1309 DT_END));
1089 } 1310 }
1090 if (found) 1311 else
1091 return; 1312 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1092 1313 DT_INT, call_data->caret,
1093/* try with XMODIFIERS env. var. */ 1314 DT_INT, call_data->chg_first,
1094 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1315 DT_INT, call_data->chg_length,
1095 rxvt_IM_get_IC(aR); 1316 DT_END));
1096 return;
1097 }
1098
1099/* try with no modifiers base IF the user didn't specify an IM */
1100 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1101 && rxvt_IM_get_IC(aR) == True)
1102 return;
1103} 1317}
1318
1319#if 0
1320static void
1321xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1322{
1323 ((rxvt_term *)client_data)->make_current ();
1324 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1325 DT_INT, call_data->position,
1326 DT_INT, call_data->direction,
1327 DT_INT, call_data->style,
1328 DT_END));
1329}
1330#endif
1331
1332#endif
1104 1333
1105/* 1334/*
1106 * Try to open a XIM with the current modifiers, then see if we can 1335 * Try to open a XIM with the current modifiers, then see if we can
1107 * open a suitable preedit type 1336 * open a suitable preedit type
1108 */ 1337 */
1109/* INTPROTO */
1110Bool 1338bool
1111rxvt_IM_get_IC(pR) 1339rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1340{
1113 int i, j, found; 1341 int i, j, found;
1114 XIM xim; 1342 XIM xim;
1115 XPoint spot; 1343 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1344 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1345 unsigned long fg, bg;
1118 const char *p; 1346 const char *p;
1119 char **s; 1347 char **s;
1120 XIMStyles *xim_styles; 1348 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr; 1349#ifdef ENABLE_XIM_ONTHESPOT
1122 XIMCallback ximcallback; 1350 XIMCallback xcb[4];
1351#endif
1123 1352
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1353 set_environ (envv);
1125 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1354
1126 if (xim == NULL) 1355 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127 return False; 1356 return false;
1128 1357
1358 input_method = display->get_xim (locale, modifiers);
1359 if (input_method == NULL)
1360 return false;
1361
1362 xim = input_method->xim;
1363 spot.x = spot.y = -1;
1364
1129 xim_styles = NULL; 1365 xim_styles = NULL;
1130 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1366 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1367 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1368 {
1369 im_destroy ();
1133 return False; 1370 return false;
1371 }
1372
1373 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1374
1375 for (int pi = 0; pi < 2; pi++)
1134 } 1376 {
1377 p = pet[pi];
1135 1378
1136 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1379 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1380 continue;
1381
1138 s = rxvt_splitcommastring(p); 1382 s = rxvt_splitcommastring (p);
1383
1139 for (i = found = 0; !found && s[i]; i++) { 1384 for (i = found = 0; !found && s[i]; i++)
1385 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1386 if (!strcmp (s[i], "OverTheSpot"))
1141 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1387 input_style = XIMPreeditPosition | XIMStatusNothing;
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1388 else if (!strcmp (s[i], "OffTheSpot"))
1143 R->input_style = (XIMPreeditArea | XIMStatusArea); 1389 input_style = XIMPreeditArea | XIMStatusArea;
1144 else if (!STRCMP(s[i], "Root")) 1390 else if (!strcmp (s[i], "Root"))
1145 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1391 input_style = XIMPreeditNothing | XIMStatusNothing;
1392 else if (!strcmp (s[i], "None"))
1393 input_style = XIMPreeditNone | XIMStatusNone;
1394#ifdef ENABLE_XIM_ONTHESPOT
1395 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1396 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1397#endif
1398 else
1399 input_style = XIMPreeditNothing | XIMStatusNothing;
1146 1400
1147 for (j = 0; j < xim_styles->count_styles; j++) 1401 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (R->input_style == xim_styles->supported_styles[j]) { 1402 if (input_style == xim_styles->supported_styles[j])
1403 {
1404 rxvt_freecommastring (s);
1405
1149 found = 1; 1406 found = 1;
1407 goto foundpet;
1408 }
1409
1410 }
1411
1412 rxvt_freecommastring (s);
1413 }
1414
1415foundpet:
1416
1417 XFree (xim_styles);
1418
1419 if (!found)
1420 {
1421 im_destroy ();
1422 return false;
1423 }
1424
1425 XFontSet fs = 0;
1426 XVaNestedList preedit_attr = 0, status_attr = 0;
1427
1428 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1429 {
1430 // fake us a font-set, please
1431 char **missing_charset_list;
1432 int missing_charset_count;
1433 char *def_string;
1434 char pat[512];
1435
1436 sprintf (pat,
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1440 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "*",
1443 fheight,
1444 fheight + 1, fheight - 1,
1445 fheight - 2, fheight + 2);
1446
1447 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1448 &missing_charset_list, &missing_charset_count, &def_string);
1449
1450 if (missing_charset_list)
1451 XFreeStringList (missing_charset_list);
1452
1453 if (!fs)
1454 {
1455 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1456 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1457 }
1458 }
1459
1460 if (input_style & XIMPreeditPosition)
1461 {
1462 im_set_size (rect);
1463 im_set_position (spot);
1464 im_set_color (fg, bg);
1465
1466 preedit_attr = XVaCreateNestedList (0,
1467 XNForeground, fg,
1468 XNBackground, bg,
1469 XNArea, &rect,
1470 XNSpotLocation, &spot,
1471 XNFontSet, fs,
1472 NULL);
1473 }
1474 else if (input_style & XIMPreeditArea)
1475 {
1476 im_set_color (fg, bg);
1477
1478 /*
1479 * The necessary width of preedit area is unknown
1480 * until create input context.
1481 */
1482 needed_rect.width = 0;
1483 im_set_preedit_area (rect, status_rect, needed_rect);
1484
1485 preedit_attr = XVaCreateNestedList (0,
1486 XNForeground, fg,
1487 XNBackground, bg,
1488 XNArea, &rect,
1489 XNFontSet, fs,
1490 NULL);
1491 status_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1493 XNBackground, bg,
1494 XNArea, &status_rect,
1495 XNFontSet, fs,
1496 NULL);
1497 }
1498#if ENABLE_XIM_ONTHESPOT
1499 else if (input_style & XIMPreeditCallbacks)
1500 {
1501 im_set_position (spot);
1502
1503 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1504 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1505 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1506# if 0
1507 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1508# endif
1509
1510 preedit_attr = XVaCreateNestedList (0,
1511 XNSpotLocation, &spot,
1512 XNPreeditStartCallback, &xcb[0],
1513 XNPreeditDoneCallback , &xcb[1],
1514 XNPreeditDrawCallback , &xcb[2],
1515# if 0
1516 XNPreeditCaretCallback, &xcb[3],
1517# endif
1518 NULL);
1519 }
1520#endif
1521
1522 Input_Context = XCreateIC (xim,
1523 XNInputStyle, input_style,
1524 XNClientWindow, vt,
1525 XNFocusWindow, parent[0],
1526 preedit_attr ? XNPreeditAttributes : NULL,
1527 preedit_attr,
1528 status_attr ? XNStatusAttributes : NULL,
1529 status_attr, NULL);
1530
1531 if (preedit_attr) XFree (preedit_attr);
1532 if (status_attr) XFree (status_attr);
1533 if (fs) XFreeFontSet (dpy, fs);
1534
1535 if (Input_Context == NULL)
1536 {
1537 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1538 im_destroy ();
1539 return false;
1540 }
1541
1542#if 0
1543 // unfortunately, only the focus window is used by XIM, hard to fix
1544 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1545 vt_select_input ();
1546#endif
1547
1548 IMSetPosition ();
1549
1550 return true;
1551}
1552
1553void
1554rxvt_term::im_cb ()
1555{
1556 int i;
1557 const char *p;
1558 char **s;
1559 char buf[IMBUFSIZ];
1560
1561 make_current ();
1562
1563 im_destroy ();
1564
1565 if (Input_Context)
1566 return;
1567
1568#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1569 if (rs[Rs_imLocale])
1570 SET_LOCALE (rs[Rs_imLocale]);
1571#endif
1572
1573 p = rs[Rs_inputMethod];
1574 if (p && *p)
1575 {
1576 bool found = false;
1577
1578 s = rxvt_splitcommastring (p);
1579
1580 for (i = 0; s[i]; i++)
1581 {
1582 if (*s[i])
1583 {
1584 strcpy (buf, "@im=");
1585 strncat (buf, s[i], IMBUFSIZ - 5);
1586 if (IM_get_IC (buf))
1587 {
1588 found = true;
1150 break; 1589 break;
1590 }
1151 } 1591 }
1152 } 1592 }
1153 for (i = 0; s[i]; i++)
1154 free(s[i]);
1155 free(s);
1156 XFree(xim_styles);
1157 1593
1594 rxvt_freecommastring (s);
1595
1158 if (!found) { 1596 if (found)
1159 XCloseIM(xim); 1597 goto done;
1160 return False;
1161 } 1598 }
1162 1599
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1600 /* try with XMODIFIERS env. var. */
1601 if (IM_get_IC (""))
1602 goto done;
1164 1603
1165/* XXX: not sure why we need this (as well as IC one below) */ 1604 /* try with no modifiers base IF the user didn't specify an IM */
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1605 if (IM_get_IC ("@im=none"))
1606 goto done;
1167 1607
1168 preedit_attr = status_attr = NULL; 1608done:
1169 1609#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1170 if (R->input_style & XIMPreeditPosition) { 1610 if (rs[Rs_imLocale])
1171 rxvt_setSize(aR_ & rect); 1611 SET_LOCALE (locale);
1172 rxvt_setPosition(aR_ & spot); 1612#endif
1173 rxvt_setColor(aR_ & fg, &bg);
1174
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, R->TermWin.fontset,
1179 NULL);
1180 } else if (R->input_style & XIMPreeditArea) {
1181 rxvt_setColor(aR_ & fg, &bg);
1182
1183 /*
1184 * The necessary width of preedit area is unknown
1185 * until create input context.
1186 */
1187 needed_rect.width = 0;
1188
1189 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1190
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192 XNForeground, fg, XNBackground, bg,
1193 //XNFontSet, R->TermWin.fontset,
1194 NULL);
1195 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196 XNForeground, fg, XNBackground, bg,
1197 //XNFontSet, R->TermWin.fontset,
1198 NULL);
1199 }
1200 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1201 XNClientWindow, R->TermWin.parent[0],
1202 XNFocusWindow, R->TermWin.parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL);
1208 if (preedit_attr)
1209 XFree(preedit_attr);
1210 if (status_attr)
1211 XFree(status_attr);
1212 if (R->Input_Context == NULL) {
1213 rxvt_print_error("failed to create input context");
1214 XCloseIM(xim);
1215 return False;
1216 }
1217 if (R->input_style & XIMPreeditArea)
1218 rxvt_IMSetStatusPosition(aR);
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1220 return True;
1221} 1613}
1222 1614
1223/* EXTPROTO */
1224void 1615void
1225rxvt_IMSetStatusPosition(pR) 1616rxvt_term::IMSetPosition ()
1226{ 1617{
1227 XRectangle preedit_rect, status_rect, *needed_rect; 1618 XRectangle preedit_rect, status_rect, *needed_rect;
1228 XVaNestedList preedit_attr, status_attr; 1619 XVaNestedList preedit_attr, status_attr;
1229 1620
1230 if (R->Input_Context == NULL 1621 if (!Input_Context
1231 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1622 || !focus
1623 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1232 || !rxvt_IMisRunning(aR)) 1624 || !IMisRunning ())
1233 return; 1625 return;
1234 1626
1627 if (input_style & XIMPreeditPosition)
1628 {
1629 im_set_size (preedit_rect);
1630 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1631
1632 XSetICValues (Input_Context,
1633 XNPreeditAttributes, preedit_attr, NULL);
1634 }
1635 else
1636 {
1235/* Getting the necessary width of preedit area */ 1637 /* Getting the necessary width of preedit area */
1236 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1638 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1237 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1639 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1238 XFree(status_attr); 1640 XFree (status_attr);
1239 1641
1240 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1642 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1643 XFree (needed_rect);
1241 1644
1242 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1645 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1646 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1244 1647
1245 XSetICValues(R->Input_Context, 1648 XSetICValues (Input_Context,
1246 XNPreeditAttributes, preedit_attr, 1649 XNPreeditAttributes, preedit_attr,
1247 XNStatusAttributes, status_attr, NULL); 1650 XNStatusAttributes, status_attr,
1651 NULL);
1248 1652
1653 XFree (status_attr);
1654 }
1655
1249 XFree(preedit_attr); 1656 XFree (preedit_attr);
1250 XFree(status_attr);
1251} 1657}
1252#endif /* USE_XIM */ 1658#endif /* USE_XIM */
1253 1659
1254/*----------------------------------------------------------------------*/
1255rxvt_t rxvt_current_term;
1256
1257/*----------------------- end-of-file (C source) -----------------------*/ 1660/*----------------------- end-of-file (C source) -----------------------*/

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