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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.241 by sasha, Mon Aug 13 22:41:34 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.3 2003/11/25 11:52:42 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 int size = strlen (locale) + 1;
62
63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
70 setlocale (LC_CTYPE, curlocale);
71 return true;
72}
73
74void
75rxvt_push_locale (const char *locale) NOTHROW
76{
77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
80
81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
146 return len;
147
148}
149#endif
150
47rxvt_term::rxvt_term() 151rxvt_term::rxvt_term ()
152 :
153#if ENABLE_TRANSPARENCY || ENABLE_PERL
154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if ENABLE_TRANSPARENCY
157 check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
158#endif
159#ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
161#endif
162#ifdef CURSOR_BLINK
163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
164#endif
165#ifdef TEXT_BLINK
166 text_blink_ev (this, &rxvt_term::text_blink_cb),
167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
177#ifdef POINTER_BLANK
178 pointer_ev (this, &rxvt_term::pointer_cb),
179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
186 termwin_ev (this, &rxvt_term::x_cb),
187 vt_ev (this, &rxvt_term::x_cb),
188 child_ev (this, &rxvt_term::child_cb),
189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
191 destroy_ev (this, &rxvt_term::destroy_cb),
48: pty_ev(this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
49 x_ev (this, &rxvt_term::x_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
50{ 194{
51 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
52}
53 196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
213}
214
215rxvt_term::~rxvt_term ()
216{
217 termlist.erase (find (termlist.begin (), termlist.end(), this));
218
219 emergency_cleanup ();
220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
226 delete fontset[0];
227
228 if (display)
229 {
230 selection_clear ();
231
232#ifdef USE_XIM
233 im_destroy ();
234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
260
261 delete drawable;
262 // destroy all windows
263 if (parent[0])
264 XDestroyWindow (dpy, parent[0]);
265
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
274
275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
282
283 displays.put (display);
284
285 scr_release ();
286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_display);
294 free (env_term);
295 free (locale);
296 free (v_buffer);
297 free (incr_buf);
298
299 delete envv;
300 delete argv;
301
302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
306
307// child has exited, usually destroys
54void * 308void
55rxvt_term::operator new (size_t s) 309rxvt_term::child_cb (child_watcher &w, int status)
56{ 310{
57 void *p = malloc (s); 311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
58 312
59 MEMSET (p, 0, s); 313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
317}
318
319void
320rxvt_term::destroy ()
321{
322 if (destroy_ev.active)
60 return p; 323 return;
61}
62 324
63void 325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
64rxvt_term::operator delete (void *p, size_t s)
65{
66 free (p);
67}
68 326
69/*----------------------------------------------------------------------*/ 327#if ENABLE_OVERLAY
70/* rxvt_init() */ 328 scr_overlay_off ();
71/* LIBPROTO */ 329#endif
72rxvt_t
73rxvt_init(int argc, const char *const *argv)
74{
75 const char **cmd_argv;
76 330
77 SET_R(new rxvt_term); 331 if (display)
78 dR;
79
80 if (rxvt_init_vars(aR) < 0)
81 {
82 free(R);
83 return NULL;
84 } 332 {
85 333#if USE_XIM
86/* 334 im_ev.stop (display);
87 * Save and then give up any super-user privileges
88 * If we need privileges in any area then we must specifically request it.
89 * We should only need to be root in these cases:
90 * 1. write utmp entries on some systems
91 * 2. chown tty on some systems
92 */
93 rxvt_privileges(aR_ SAVE);
94 rxvt_privileges(aR_ IGNORE);
95
96 rxvt_init_secondary(aR);
97
98 cmd_argv = rxvt_init_resources(aR_ argc, argv);
99
100 R->x_ev.start (ConnectionNumber (R->Xdisplay), EVENT_READ);
101
102#if (MENUBAR_MAX)
103 rxvt_menubar_read(aR_ R->rs[Rs_menu]);
104#endif 335#endif
105#ifdef HAVE_SCROLLBARS 336#if HAVE_SCROLLBARS
106 if (R->Options & Opt_scrollBar) 337 scrollbar_ev.stop (display);
107 scrollbar_setIdle(); /* set existence for size calculations */
108#endif 338#endif
109 339#if ENABLE_TRANSPARENCY || ENABLE_PERL
110 rxvt_Create_Windows(aR_ argc, argv); 340 rootwin_ev.stop (display);
111
112 rxvt_init_xlocale(aR);
113
114 rxvt_scr_reset(aR); /* initialize screen */
115#ifdef RXVT_GRAPHICS
116 rxvt_Gr_reset(aR); /* reset graphics */
117#endif 341#endif
118 342 incr_ev.stop ();
119#if 0 343 termwin_ev.stop (display);
120#ifdef DEBUG_X 344 vt_ev.stop (display);
121 XSynchronize(R->Xdisplay, True);
122 XSetErrorHandler((XErrorHandler) abort);
123#else
124 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
125#endif
126#endif
127
128#ifdef HAVE_SCROLLBARS
129 if (R->Options & Opt_scrollBar)
130 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
131#endif
132#if (MENUBAR_MAX)
133 if (menubar_visible(r))
134 XMapWindow(R->Xdisplay, R->menuBar.win);
135#endif
136#ifdef TRANSPARENT
137 if (R->Options & Opt_transparent)
138 {
139 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
140 rxvt_check_our_parents(aR);
141 } 345 }
142#endif
143 XMapWindow(R->Xdisplay, R->TermWin.vt);
144 XMapWindow(R->Xdisplay, R->TermWin.parent[0]);
145 346
146 rxvt_init_env(aR); 347 check_ev.stop ();
147 rxvt_init_command(aR_ cmd_argv); 348 pty_ev.stop ();
148 349#ifdef CURSOR_BLINK
149 R->pty_ev.start (R->cmd_fd, EVENT_READ); 350 cursor_blink_ev.stop ();
150
151 return R;
152}
153
154/* ------------------------------------------------------------------------- *
155 * SIGNAL HANDLING & EXIT HANDLER *
156 * ------------------------------------------------------------------------- */
157/*
158 * Catch a SIGCHLD signal and exit if the direct child has died
159 */
160/* ARGSUSED */
161/* EXTPROTO */
162RETSIGTYPE
163rxvt_Child_signal(int sig __attribute__ ((unused)))
164{
165 dR;
166 int pid, save_errno = errno;
167
168 do {
169 errno = 0;
170 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
171
172 if (pid == R->cmd_pid)
173 exit(EXIT_SUCCESS);
174
175 errno = save_errno;
176 signal(SIGCHLD, rxvt_Child_signal);
177}
178
179/*
180 * Catch a fatal signal and tidy up before quitting
181 */
182/* EXTPROTO */
183RETSIGTYPE
184rxvt_Exit_signal(int sig)
185{
186 signal(sig, SIG_DFL);
187#ifdef DEBUG_CMD
188 rxvt_print_error("signal %d", sig);
189#endif 351#endif
190 rxvt_clean_exit(); 352#ifdef TEXT_BLINK
191 kill(getpid(), sig); 353 text_blink_ev.stop ();
192} 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
361#ifdef POINTER_BLANK
362 pointer_ev.stop ();
363#endif
193 364
194/* ARGSUSED */ 365 destroy_ev.start (0);
195/* INTPROTO */ 366}
196int
197rxvt_xerror_handler(const Display * display
198 __attribute__ ((unused)), const XErrorEvent * event)
199{
200 dR;
201 367
202 if (R->allowedxerror == -1) { 368void
203 R->allowedxerror = event->error_code; 369rxvt_term::destroy_cb (time_watcher &w)
204 return 0; /* ignored anyway */ 370{
205 } 371 make_current ();
206 rxvt_print_error("XError: Request: %d . %d, Error: %d", 372
207 event->request_code, event->minor_code, 373 delete this;
208 event->error_code);
209/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
210 exit(EXIT_FAILURE);
211/* NOTREACHED */
212} 374}
213 375
214/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
215/* 377/*
216 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
217 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
218 */ 380 */
219/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
220void
221rxvt_clean_exit(void)
222{
223 dR;
224 382
225#ifdef DEBUG_SCREEN 383static void
226 rxvt_scr_release(aR); 384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if !ENABLE_MINIMAL
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
227#endif 437#endif
228#ifndef NO_SETOWNER_TTYDEV 438
229 rxvt_privileged_ttydev(aR_ RESTORE); 439int
440rxvt_xerror_handler (Display *display, XErrorEvent *event)
441{
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
444 else
445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
230#endif 452#endif
231#ifdef UTMP_SUPPORT 453 }
232 rxvt_privileged_utmp(aR_ RESTORE); 454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
233#endif 486#endif
234#ifdef USE_XIM 487
235 if (R->Input_Context != NULL) { 488#ifdef HAVE_SCROLLBARS
236 XDestroyIC(R->Input_Context); 489 if (option (Opt_scrollBar))
237 R->Input_Context = NULL; 490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef HAVE_BG_PIXMAP
510 {
511 bool changed = false;
512 bgPixmap.set_target (this);
513
514#ifdef ENABLE_TRANSPARENCY
515 if (option (Opt_transparent))
516 {
517 bgPixmap.set_transparent ();
518#ifdef HAVE_AFTERIMAGE
519 if (rs [Rs_blurradius])
520 bgPixmap.set_blur_radius (rs [Rs_blurradius]);
521#endif
522 if (ISSET_PIXCOLOR (Color_tint))
523 bgPixmap.set_tint (pix_colors_focused [Color_tint]);
524 if (rs [Rs_shade])
525 bgPixmap.set_shade (rs [Rs_shade]);
526 changed = true;
527
528 bgPixmap.set_root_pixmap ();
529 XSelectInput (dpy, display->root, PropertyChangeMask);
530 rootwin_ev.start (display, display->root);
238 } 531 }
239#endif 532#endif
533
534#ifdef XPM_BACKGROUND
535 if (rs[Rs_backgroundPixmap] != NULL)
536 {
537 const char *p = rs[Rs_backgroundPixmap];
538
539 if ((p = strchr (p, ';')) != NULL)
540 {
541 p++;
542 bgPixmap.set_geometry (p);
543 }
544 else
545 bgPixmap.set_defaultGeometry ();
546
547 changed = bgPixmap.set_file (rs[Rs_backgroundPixmap]);
548 }
549#endif
550 if (changed)
551 {
552 bgPixmap.render ();
553 scr_touch (true);
554 }
555 }
556#endif
557
558#if ENABLE_PERL
559 rootwin_ev.start (display, display->root);
560#endif
561
562 set_colorfgbg ();
563
564 init_command (cmd_argv);
565
566 free (cmd_argv);
567
568 if (pty->pty >= 0)
569 pty_ev.start (pty->pty, EVENT_READ);
570
571 check_ev.start ();
572
573 HOOK_INVOKE ((this, HOOK_START, DT_END));
574
575#if ENABLE_XEMBED
576 if (rs[Rs_embed])
577 {
578 long info[2] = { 0, XEMBED_MAPPED };
579
580 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
581 32, PropModeReplace, (unsigned char *)&info, 2);
582 }
583#endif
584
585 XMapWindow (dpy, vt);
586 XMapWindow (dpy, parent[0]);
587
588 return true;
589}
590
591static struct sig_handlers
592{
593 sig_watcher sw_term, sw_int;
594
595 /*
596 * Catch a fatal signal and tidy up before quitting
597 */
598 void
599 sig_term (sig_watcher &w)
600 {
601 rxvt_emergency_cleanup ();
602 signal (w.signum, SIG_DFL);
603 kill (getpid (), w.signum);
604 }
605
606 sig_handlers ()
607 : sw_term (this, &sig_handlers::sig_term),
608 sw_int (this, &sig_handlers::sig_term)
609 {
610 }
611} sig_handlers;
612
613char **rxvt_environ; // startup environment
614
615void
616rxvt_init ()
617{
618 ptytty::init ();
619
620 rxvt_environ = environ;
621
622 signal (SIGHUP, SIG_IGN);
623 signal (SIGPIPE, SIG_IGN);
624
625 sig_handlers.sw_term.start (SIGTERM);
626 sig_handlers.sw_int.start (SIGINT);
627
628 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
629 /* signal (SIGURG, SIG_DFL); */
630
631 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
632 // TODO: handle this with exceptions and tolerate the memory loss
633 XSetIOErrorHandler (rxvt_xioerror_handler);
634
635 XrmInitialize ();
240} 636}
241 637
242/* ------------------------------------------------------------------------- * 638/* ------------------------------------------------------------------------- *
243 * MEMORY ALLOCATION WRAPPERS * 639 * MEMORY ALLOCATION WRAPPERS *
244 * ------------------------------------------------------------------------- */ 640 * ------------------------------------------------------------------------- */
245/* EXTPROTO */ 641void *
246void *
247rxvt_malloc(size_t size) 642rxvt_malloc (size_t size)
248{ 643{
249 void *p;
250
251 p = malloc(size); 644 void *p = malloc (size);
645
252 if (p) 646 if (!p)
647 rxvt_fatal ("memory allocation failure. aborting.\n");
648
253 return p; 649 return p;
254
255 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
256 rxvt_clean_exit();
257 exit(EXIT_FAILURE);
258/* NOTREACHED */
259} 650}
260 651
261/* EXTPROTO */ 652void *
262void *
263rxvt_calloc(size_t number, size_t size) 653rxvt_calloc (size_t number, size_t size)
264{ 654{
265 void *p;
266
267 p = calloc(number, size); 655 void *p = calloc (number, size);
656
268 if (p) 657 if (!p)
658 rxvt_fatal ("memory allocation failure. aborting.\n");
659
269 return p; 660 return p;
270
271 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272 rxvt_clean_exit();
273 exit(EXIT_FAILURE);
274/* NOTREACHED */
275} 661}
276 662
277/* EXTPROTO */ 663void *
278void *
279rxvt_realloc(void *ptr, size_t size) 664rxvt_realloc (void *ptr, size_t size)
280{ 665{
281 void *p;
282
283 if (ptr)
284 p = realloc(ptr, size); 666 void *p = realloc (ptr, size);
285 else 667
286 p = malloc(size);
287 if (p) 668 if (!p)
669 rxvt_fatal ("memory allocation failure. aborting.\n");
670
288 return p; 671 return p;
289
290 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
291 rxvt_clean_exit();
292 exit(EXIT_FAILURE);
293/* NOTREACHED */
294} 672}
295
296/* ------------------------------------------------------------------------- *
297 * PRIVILEGED OPERATIONS *
298 * ------------------------------------------------------------------------- */
299/* take care of suid/sgid super-user (root) privileges */
300/* INTPROTO */
301void
302rxvt_privileges(pR_ int mode)
303{
304#if ! defined(__CYGWIN32__)
305# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
306/* setreuid() is the poor man's setuid(), seteuid() */
307# define seteuid(a) setreuid(-1, (a))
308# define setegid(a) setregid(-1, (a))
309# define HAVE_SETEUID
310# endif
311# ifdef HAVE_SETEUID
312 switch (mode) {
313 case IGNORE:
314 /*
315 * change effective uid/gid - not real uid/gid - so we can switch
316 * back to root later, as required
317 */
318 seteuid(getuid());
319 setegid(getgid());
320 break;
321 case SAVE:
322 R->euid = geteuid();
323 R->egid = getegid();
324 break;
325 case RESTORE:
326 seteuid(R->euid);
327 setegid(R->egid);
328 break;
329 }
330# else
331 switch (mode) {
332 case IGNORE:
333 setuid(getuid());
334 setgid(getgid());
335 /* FALLTHROUGH */
336 case SAVE:
337 /* FALLTHROUGH */
338 case RESTORE:
339 break;
340 }
341# endif
342#endif
343}
344
345#ifdef UTMP_SUPPORT
346/* EXTPROTO */
347void
348rxvt_privileged_utmp(pR_ char action)
349{
350 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
351 action, R->next_utmp_action, getpid()));
352 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
353 || (R->Options & Opt_utmpInhibit)
354 || R->ttydev == NULL || *R->ttydev == '\0')
355 return;
356
357 rxvt_privileges(aR_ RESTORE);
358 if (action == SAVE) {
359 R->next_utmp_action = RESTORE;
360 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
361 } else { /* action == RESTORE */
362 R->next_utmp_action = IGNORE;
363 rxvt_cleanutent(aR);
364 }
365 rxvt_privileges(aR_ IGNORE);
366}
367#endif
368
369#ifndef NO_SETOWNER_TTYDEV
370/* EXTPROTO */
371void
372rxvt_privileged_ttydev(pR_ char action)
373{
374 D_MAIN((stderr,
375 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
376 action, R->next_tty_action, getpid()));
377 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
378 || R->ttydev == NULL || *R->ttydev == '\0')
379 return;
380
381 rxvt_privileges(aR_ RESTORE);
382
383 if (action == SAVE) {
384 R->next_tty_action = RESTORE;
385# ifndef RESET_TTY_TO_COMMON_DEFAULTS
386/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
387 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
388 R->next_tty_action = IGNORE;
389 else
390# endif
391 {
392 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
393 chmod(R->ttydev, R->ttymode);
394# ifdef HAVE_REVOKE
395 revoke(R->ttydev);
396# endif
397 }
398 } else { /* action == RESTORE */
399 R->next_tty_action = IGNORE;
400# ifndef RESET_TTY_TO_COMMON_DEFAULTS
401 chmod(R->ttydev, R->ttyfd_stat.st_mode);
402 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
403# else
404 chmod(R->ttydev,
405 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
406 chown(R->ttydev, 0, 0);
407# endif
408 }
409
410 rxvt_privileges(aR_ IGNORE);
411
412# ifndef RESET_TTY_TO_COMMON_DEFAULTS
413 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
414 action == RESTORE ? "Restoring" : (action ==
415 SAVE ? "Saving" :
416 "UNKNOWN ERROR for"), R->ttydev,
417 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
418 R->ttyfd_stat.st_gid));
419# endif
420}
421#endif
422 673
423/*----------------------------------------------------------------------*/ 674/*----------------------------------------------------------------------*/
424/* 675/*
425 * window size/position calculcations for XSizeHint and other storage. 676 * window size/position calculations for XSizeHint and other storage.
426 * if width/height are non-zero then override calculated width/height 677 * if width/height are non-zero then override calculated width/height
427 */ 678 */
428/* EXTPROTO */
429void 679void
430rxvt_window_calc(pR_ unsigned int width, unsigned int height) 680rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
431{ 681{
432 short recalc_x, recalc_y; 682 short recalc_x, recalc_y;
433 int x, y, sb_w, mb_h, flags; 683 int x, y, sb_w, flags;
434 unsigned int w, h; 684 unsigned int w, h;
435 unsigned int max_width, max_height; 685 unsigned int max_width, max_height;
436 686
437 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
438 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
439 R->szHint.height));
440 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 687 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
441 R->szHint.win_gravity = NorthWestGravity; 688 szHint.win_gravity = NorthWestGravity;
442/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 689 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
443 690
444 recalc_x = recalc_y = 0; 691 recalc_x = recalc_y = 0;
445 flags = 0; 692 flags = 0;
693
446 if (!R->parsed_geometry) { 694 if (!parsed_geometry)
695 {
447 R->parsed_geometry = 1; 696 parsed_geometry = 1;
697
448 if (R->rs[Rs_geometry]) 698 if (rs[Rs_geometry])
449 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 699 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
700
450 if (flags & WidthValue) { 701 if (flags & WidthValue)
451 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 702 {
703 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
452 R->szHint.flags |= USSize; 704 szHint.flags |= USSize;
453 } 705 }
706
454 if (flags & HeightValue) { 707 if (flags & HeightValue)
455 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 708 {
709 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
456 R->szHint.flags |= USSize; 710 szHint.flags |= USSize;
457 } 711 }
712
458 if (flags & XValue) { 713 if (flags & XValue)
714 {
459 R->szHint.x = x; 715 szHint.x = x;
460 R->szHint.flags |= USPosition; 716 szHint.flags |= USPosition;
717
461 if (flags & XNegative) { 718 if (flags & XNegative)
719 {
462 recalc_x = 1; 720 recalc_x = 1;
463 R->szHint.win_gravity = NorthEastGravity; 721 szHint.win_gravity = NorthEastGravity;
464 } 722 }
465 } 723 }
724
466 if (flags & YValue) { 725 if (flags & YValue)
726 {
467 R->szHint.y = y; 727 szHint.y = y;
468 R->szHint.flags |= USPosition; 728 szHint.flags |= USPosition;
729
469 if (flags & YNegative) { 730 if (flags & YNegative)
731 {
470 recalc_y = 1; 732 recalc_y = 1;
733
471 if (R->szHint.win_gravity == NorthEastGravity) 734 if (szHint.win_gravity == NorthEastGravity)
472 R->szHint.win_gravity = SouthEastGravity; 735 szHint.win_gravity = SouthEastGravity;
473 else 736 else
474 R->szHint.win_gravity = SouthWestGravity; 737 szHint.win_gravity = SouthWestGravity;
475 } 738 }
476 } 739 }
477 } 740 }
741
478/* TODO: BOUNDS */ 742 /* TODO: BOUNDS */
479 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 743 width = ncol * fwidth;
480 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 744 height = nrow * fheight;
481 max_width = MAX_COLS * R->TermWin.fwidth; 745 max_width = MAX_COLS * fwidth;
482 max_height = MAX_ROWS * R->TermWin.fheight; 746 max_height = MAX_ROWS * fheight;
483 747
484 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 748 szHint.base_width = szHint.base_height = 2 * int_bwidth;
485 749
486 sb_w = mb_h = 0; 750 sb_w = 0;
487 R->window_vt_x = R->window_vt_y = 0; 751 window_vt_x = window_vt_y = int_bwidth;
488 if (scrollbar_visible(R)) { 752
753 if (scrollBar.state)
754 {
489 sb_w = scrollbar_TotalWidth(); 755 sb_w = scrollbar_TotalWidth ();
490 R->szHint.base_width += sb_w; 756 szHint.base_width += sb_w;
757
491 if (!(R->Options & Opt_scrollBar_right)) 758 if (!option (Opt_scrollBar_right))
492 R->window_vt_x = sb_w; 759 window_vt_x += sb_w;
493 } 760 }
494 if (menubar_visible(R)) { 761
495 mb_h = menuBar_TotalHeight();
496 R->szHint.base_height += mb_h;
497 R->window_vt_y = mb_h;
498 }
499 R->szHint.width_inc = R->TermWin.fwidth; 762 szHint.width_inc = fwidth;
500 R->szHint.height_inc = R->TermWin.fheight; 763 szHint.height_inc = fheight;
501 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 764 szHint.min_width = szHint.base_width + szHint.width_inc;
502 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 765 szHint.min_height = szHint.base_height + szHint.height_inc;
503 766
504 if (width && width - R->szHint.base_width < max_width) { 767 if (newwidth && newwidth - szHint.base_width < max_width)
768 {
505 R->szHint.width = width; 769 szHint.width = newwidth;
506 R->TermWin.width = width - R->szHint.base_width; 770 width = newwidth - szHint.base_width;
507 } else { 771 }
508 MIN_IT(R->TermWin.width, max_width); 772 else
773 {
774 min_it (width, max_width);
509 R->szHint.width = R->szHint.base_width + R->TermWin.width; 775 szHint.width = szHint.base_width + width;
510 } 776 }
777
511 if (height && height - R->szHint.base_height < max_height) { 778 if (newheight && newheight - szHint.base_height < max_height)
779 {
512 R->szHint.height = height; 780 szHint.height = newheight;
513 R->TermWin.height = height - R->szHint.base_height; 781 height = newheight - szHint.base_height;
514 } else { 782 }
515 MIN_IT(R->TermWin.height, max_height); 783 else
784 {
785 min_it (height, max_height);
516 R->szHint.height = R->szHint.base_height + R->TermWin.height; 786 szHint.height = szHint.base_height + height;
517 } 787 }
788
518 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 789 if (scrollBar.state && option (Opt_scrollBar_right))
519 R->window_sb_x = R->szHint.width - sb_w; 790 window_sb_x = szHint.width - sb_w;
520 791
521 if (recalc_x) 792 if (recalc_x)
522 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 793 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
523 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 794
524 if (recalc_y) 795 if (recalc_y)
525 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 796 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
526 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
527 797
528 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 798 ncol = width / fwidth;
529 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 799 nrow = height / fheight;
530 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
531 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
532 R->szHint.height));
533 return;
534} 800}
535 801
536/*----------------------------------------------------------------------*/ 802/*----------------------------------------------------------------------*/
537/* 803/*
538 * Tell the teletype handler what size the window is. 804 * Tell the teletype handler what size the window is.
539 * Called after a window size change. 805 * Called after a window size change.
540 */ 806 */
541/* EXTPROTO */
542void 807void
543rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 808rxvt_term::tt_winch ()
544{ 809{
810 if (pty->pty < 0)
811 return;
812
545 struct winsize ws; 813 struct winsize ws;
546 814
547 if (fd < 0)
548 return;
549 ws.ws_col = col; 815 ws.ws_col = ncol;
550 ws.ws_row = row; 816 ws.ws_row = nrow;
551 ws.ws_xpixel = ws.ws_ypixel = 0; 817 ws.ws_xpixel = width;
552#ifndef DEBUG_SIZE 818 ws.ws_ypixel = height;
553 (void)ioctl(fd, TIOCSWINSZ, &ws); 819 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
554#else 820
555 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 821#if 0
556 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 822 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
557 }
558# ifdef SIGWINCH
559 else if (pid) /* force through to the command */ 823 if (cmd_pid) /* force through to the command */
560 kill(pid, SIGWINCH); 824 kill (-cmd_pid, SIGWINCH);
561# endif
562#endif 825#endif
563} 826}
564 827
565/*----------------------------------------------------------------------*/ 828/*----------------------------------------------------------------------*/
566/* rxvt_change_font() - Switch to a new font */ 829/* set_fonts () - load and set the various fonts
567/* 830 *
568 * init = 1 - initialize 831 * init = 1 - initialize
569 * 832 *
570 * fontname == FONT_UP - switch to bigger font 833 * fontname == FONT_UP - switch to bigger font
571 * fontname == FONT_DN - switch to smaller font 834 * fontname == FONT_DN - switch to smaller font
572 */ 835 */
573/* EXTPROTO */ 836bool
574void 837rxvt_term::set_fonts ()
575rxvt_change_font(pR_ int init, const char *fontname)
576{ 838{
577} 839 rxvt_fontset *fs = new rxvt_fontset (this);
840 rxvt_fontprop prop;
578 841
579/* INTPROTO */ 842 if (!fs
580void 843 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
581rxvt_font_up_down(pR_ int n, int direction) 844 || !fs->realize_font (1))
845 {
846 delete fs;
847 return false;
848 }
849
850#if ENABLE_STYLES
851 for (int i = RS_styleCount; --i; )
852 if (fontset[i] != fontset[0])
853 delete fontset[i];
854#endif
855
856 delete fontset[0];
857 fontset[0] = fs;
858
859 prop = (*fs)[1]->properties ();
860 prop.height += lineSpace;
861
862 fs->set_prop (prop, false);
863
864 fwidth = prop.width;
865 fheight = prop.height;
866 fbase = prop.ascent;
867
868 for (int style = 1; style < 4; style++)
869 {
870#if ENABLE_STYLES
871 const char *res = rs[Rs_font + style];
872
873 if (res && !*res)
874 fontset[style] = fontset[0];
875 else
876 {
877 fontset[style] = fs = new rxvt_fontset (this);
878 rxvt_fontprop prop2 = prop;
879
880 if (res)
881 {
882 fs->populate (res);
883 fs->set_prop (prop2, false);
884 }
885 else
886 {
887 fs->populate (fontset[0]->fontdesc);
888
889 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
890 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
891
892 fs->set_prop (prop2, true);
893 }
894
895 }
896#else
897 fontset[style] = fontset[0];
898#endif
899 }
900
901 if (parent[0])
902 {
903 resize_all_windows (0, 0, 0);
904 scr_remap_chars ();
905 scr_touch (true);
906 }
907
908 return true;
909}
910
911void rxvt_term::set_string_property (Atom prop, const char *str, int len)
582{ 912{
913 XChangeProperty (dpy, parent[0],
914 prop, XA_STRING, 8, PropModeReplace,
915 (const unsigned char *)str, len >= 0 ? len : strlen (str));
916}
917
918void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
919{
920 wchar_t *ws = rxvt_mbstowcs (str, len);
921 char *s = rxvt_wcstoutf8 (ws);
922
923 XChangeProperty (dpy, parent[0],
924 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
925 (const unsigned char *)s, strlen (s));
926
927 free (s);
928 free (ws);
583} 929}
584 930
585/*----------------------------------------------------------------------*/ 931/*----------------------------------------------------------------------*/
586/*----------------------------------------------------------------------*/ 932/*----------------------------------------------------------------------*/
587/* xterm sequences - title, iconName, color (exptl) */ 933/* xterm sequences - title, iconName, color (exptl) */
588/* EXTPROTO */
589void 934void
590rxvt_set_title(pR_ const char *str) 935rxvt_term::set_title (const char *str)
591{ 936{
592#ifndef SMART_WINDOW_TITLE 937 set_string_property (XA_WM_NAME, str);
593 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 938#if ENABLE_EWMH
939 set_utf8_property (xa[XA_NET_WM_NAME], str);
940#endif
941}
942
943void
944rxvt_term::set_icon_name (const char *str)
945{
946 set_string_property (XA_WM_ICON_NAME, str);
947#if ENABLE_EWMH
948 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
949#endif
950}
951
952#ifdef XTERM_COLOR_CHANGE
953void
954rxvt_term::set_window_color (int idx, const char *color)
955{
956 rxvt_color xcol;
957 int i;
958
959 if (color == NULL || *color == '\0')
960 return;
961
962 color = strdup (color);
963 allocated.push_back ((void *)color);
964 rs[Rs_color + idx] = color;
965
966 /* handle color aliases */
967 if (isdigit (*color))
968 {
969 i = atoi (color);
970
971 if (i >= 8 && i <= 15)
972 { /* bright colors */
973 i -= 8;
974 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
975 goto done;
976 }
977
978 if (i >= 0 && i <= 7)
979 { /* normal colors */
980 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
981 goto done;
982 }
983 }
984
985 set_color (xcol, color);
986
987 /*
988 * FIXME: should free colors here, but no idea how to do it so instead,
989 * so just keep gobbling up the colormap
990 */
991
992 pix_colors_focused[idx] = xcol;
993
994 /* XSetWindowAttributes attr; */
995 /* Cursor cursor; */
996done:
997 /*TODO: handle Color_BD, scrollbar background, etc. */
998
999 update_fade_color (idx);
1000 recolour_cursor ();
1001 scr_recolour ();
1002}
1003
594#else 1004#else
595 char *name;
596
597 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
598 name = NULL;
599 if (name == NULL || STRCMP(name, str))
600 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
601 if (name)
602 XFree(name);
603#endif
604}
605
606/* EXTPROTO */
607void
608rxvt_set_iconName(pR_ const char *str)
609{
610#ifndef SMART_WINDOW_TITLE
611 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
612#else
613 char *name;
614
615 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
616 name = NULL;
617 if (name == NULL || STRCMP(name, str))
618 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
619 if (name)
620 XFree(name);
621#endif
622}
623
624#ifdef XTERM_COLOR_CHANGE
625/* EXTPROTO */
626void
627rxvt_set_window_color(pR_ int idx, const char *color)
628{
629 rxvt_color xcol;
630 int i;
631
632 if (color == NULL || *color == '\0')
633 return;
634
635/* handle color aliases */
636 if (isdigit(*color)) {
637 i = atoi(color);
638 if (i >= 8 && i <= 15) { /* bright colors */
639 i -= 8;
640# ifndef NO_BRIGHTCOLOR
641 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
642 SET_PIXCOLOR(R, idx);
643 goto Done;
644# endif
645 }
646 if (i >= 0 && i <= 7) { /* normal colors */
647 R->PixColors[idx] = R->PixColors[minCOLOR + i];
648 SET_PIXCOLOR(R, idx);
649 goto Done;
650 }
651 }
652 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
653 return;
654/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
655
656/*
657 * FIXME: should free colors here, but no idea how to do it so instead,
658 * so just keep gobbling up the colormap
659 */
660# if 0
661 for (i = Color_Black; i <= Color_White; i++)
662 if (R->PixColors[idx] == R->PixColors[i])
663 break;
664 if (i > Color_White) {
665 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
666 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
667 DisplayPlanes(R->Xdisplay, Xscreen));
668 }
669# endif
670
671 R->PixColors[idx] = xcol;
672 SET_PIXCOLOR(R, idx);
673
674/* XSetWindowAttributes attr; */
675/* Cursor cursor; */
676 Done:
677 if (idx == Color_bg && !(R->Options & Opt_transparent))
678 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
679 R->PixColors[Color_bg]);
680
681/* handle Color_BD, scrollbar background, etc. */
682
683 rxvt_set_colorfgbg(aR);
684 rxvt_recolour_cursor(aR);
685/* the only reasonable way to enforce a clean update */
686 rxvt_scr_poweron(aR);
687}
688
689#else
690# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1005# define set_window_color (idx,color) ((void)0)
691#endif /* XTERM_COLOR_CHANGE */ 1006#endif /* XTERM_COLOR_CHANGE */
692 1007
693/* EXTPROTO */
694void 1008void
695rxvt_recolour_cursor(pR) 1009rxvt_term::recolour_cursor ()
696{ 1010{
697 rxvt_color xcol[2]; 1011 XColor fg, bg;
698 1012
699#if TODO 1013 (ISSET_PIXCOLOR (Color_pointer_fg)
700 xcol[0] = R->PixColors[Color_pointer]; 1014 ? pix_colors_focused[Color_pointer_fg]
701 xcol[1] = R->PixColors[Color_bg]; 1015 : pix_colors_focused[Color_fg]).get (fg);
702 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1016
703 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1017 (ISSET_PIXCOLOR (Color_pointer_bg)
704#endif 1018 ? pix_colors_focused[Color_pointer_bg]
1019 : pix_colors_focused[Color_bg]).get (bg);
1020
1021 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
705} 1022}
706 1023
707/*----------------------------------------------------------------------*/ 1024/*----------------------------------------------------------------------*/
708/* 1025/*
709 * find if fg/bg matches any of the normal (low-intensity) colors 1026 * find if fg/bg matches any of the normal (low-intensity) colors
710 */ 1027 */
711/* INTPROTO */
712void 1028void
713rxvt_set_colorfgbg(pR) 1029rxvt_term::set_colorfgbg ()
714{ 1030{
715 unsigned int i; 1031 unsigned int i;
716 const char *xpmb = "\0"; 1032 const char *xpmb = "\0";
717 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1033 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
718 1034
719 R->env_colorfgbg = 1035 strcpy (fstr, "default");
720 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1036 strcpy (bstr, "default");
721 STRCPY(fstr, "default");
722 STRCPY(bstr, "default");
723 for (i = Color_Black; i <= Color_White; i++) 1037 for (i = Color_Black; i <= Color_White; i++)
724 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1038 if (pix_colors[Color_fg] == pix_colors[i])
1039 {
725 sprintf(fstr, "%d", (i - Color_Black)); 1040 sprintf (fstr, "%d", (i - Color_Black));
726 break; 1041 break;
727 } 1042 }
1043
728 for (i = Color_Black; i <= Color_White; i++) 1044 for (i = Color_Black; i <= Color_White; i++)
729 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1045 if (pix_colors[Color_bg] == pix_colors[i])
1046 {
730 sprintf(bstr, "%d", (i - Color_Black)); 1047 sprintf (bstr, "%d", (i - Color_Black));
731#ifdef XPM_BACKGROUND 1048#ifdef XPM_BACKGROUND
732 xpmb = "default;"; 1049 xpmb = "default;";
733#endif 1050#endif
734 break; 1051 break;
735 } 1052 }
1053
736 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1054 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
737 putenv(R->env_colorfgbg);
738
739#ifndef NO_BRIGHTCOLOR
740 R->colorfgbg = DEFAULT_RSTYLE;
741 for (i = minCOLOR; i <= maxCOLOR; i++) {
742 if (R->PixColors[Color_fg] == R->PixColors[i])
743 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
744 if (R->PixColors[Color_bg] == R->PixColors[i])
745 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
746 }
747#endif
748} 1055}
749 1056
750/*----------------------------------------------------------------------*/ 1057/*----------------------------------------------------------------------*/
751/*
752 * Colour determination for low colour displays, routine from
753 * Hans de Goede <hans@highrise.nl>
754 */
755 1058
756/* EXTPROTO */ 1059bool
757int 1060rxvt_term::set_color (rxvt_color &color, const char *name)
758rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
759{ 1061{
760 screen_in_out->set(aR_ colour); 1062 if (color.set (this, name))
761
762 if (!screen_in_out->set(aR_ colour)) {
763 rxvt_print_error("can't allocate colour: %s", colour);
764 return false;
765 }
766
767 return true; 1063 return true;
1064
1065 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1066 return false;
1067}
1068
1069void
1070rxvt_term::alias_color (int dst, int src)
1071{
1072 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
768} 1073}
769 1074
770/* -------------------------------------------------------------------- * 1075/* -------------------------------------------------------------------- *
771 * - WINDOW RESIZING - * 1076 * - WINDOW RESIZING - *
772 * -------------------------------------------------------------------- */ 1077 * -------------------------------------------------------------------- */
773/* EXTPROTO */
774void 1078void
775rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1079rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
776 int ignoreparent)
777{ 1080{
778 int fix_screen; 1081 int fix_screen;
1082 int old_width = szHint.width;
1083 int old_height = szHint.height;
779 1084
1085 window_calc (newwidth, newheight);
1086
1087 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
1088 XSetWMNormalHints (dpy, parent[0], &szHint);
1089
1090 if (!ignoreparent)
1091 {
780#ifdef SMART_RESIZE 1092#ifdef SMART_RESIZE
781 int old_width = R->szHint.width, old_height = R->szHint.height; 1093 /*
782#endif
783
784 rxvt_window_calc(aR_ width, height);
785 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
786 if (!ignoreparent) {
787#ifdef SMART_RESIZE
788/*
789 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1094 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
790 * reposition window on resize depending on placement on screen 1095 * reposition window on resize depending on placement on screen
791 */ 1096 */
792 int x, y, x1, y1; 1097 int x, y, x1, y1;
793 int dx, dy; 1098 int dx, dy;
794 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1099 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
795 Window unused_cr; 1100 Window unused_cr;
796 1101
797 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1102 XTranslateCoordinates (dpy, parent[0], display->root,
798 0, 0, &x, &y, &unused_cr); 1103 0, 0, &x, &y, &unused_cr);
799 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1104 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
800 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1105 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
801 /* 1106 /*
802 * if Xroot isn't the parent window, a WM will probably have offset 1107 * if display->root isn't the parent window, a WM will probably have offset
803 * our position for handles and decorations. Counter it 1108 * our position for handles and decorations. Counter it
804 */ 1109 */
805 if (x1 != x || y1 != y) { 1110 if (x1 != x || y1 != y)
1111 {
806 x -= x1; 1112 x -= x1;
807 y -= y1; 1113 y -= y1;
808 } 1114 }
809 1115
810 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1116 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
811 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1117 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
812 dx = old_width - R->szHint.width; 1118 dx = old_width - szHint.width;
813 dy = old_height - R->szHint.height; 1119 dy = old_height - szHint.height;
814 1120
815 /* Check position of the center of the window */ 1121 /* Check position of the center of the window */
816 if (x < x1) /* left half */ 1122 if (x < x1) /* left half */
817 dx = 0; 1123 dx = 0;
818 else if (x == x1) /* exact center */ 1124 else if (x == x1) /* exact center */
819 dx /= 2; 1125 dx /= 2;
820 if (y < y1) /* top half */ 1126 if (y < y1) /* top half */
821 dy = 0; 1127 dy = 0;
822 else if (y == y1) /* exact center */ 1128 else if (y == y1) /* exact center */
823 dy /= 2; 1129 dy /= 2;
824 1130
825 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1131 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
826 R->szHint.width, R->szHint.height); 1132 szHint.width, szHint.height);
827#else 1133#else
828 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1134 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
829 R->szHint.height);
830#endif 1135#endif
831 } 1136 }
832 1137
833 fix_screen = (R->TermWin.ncol != R->prev_ncol 1138 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
834 || R->TermWin.nrow != R->prev_nrow); 1139
835 if (fix_screen || width != R->old_width || height != R->old_height) { 1140 if (fix_screen || newwidth != old_width || newheight != old_height)
836 if (scrollbar_visible(R)) { 1141 {
1142 if (scrollBar.state)
1143 {
837 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1144 XMoveResizeWindow (dpy, scrollBar.win,
1145 window_sb_x, 0,
838 0, scrollbar_TotalWidth(), R->szHint.height); 1146 scrollbar_TotalWidth (), szHint.height);
839 rxvt_Resize_scrollBar(aR); 1147 resize_scrollbar ();
840 } 1148 }
841 if (menubar_visible(R)) 1149
842 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1150 XMoveResizeWindow (dpy, vt,
843 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1151 window_vt_x, window_vt_y,
844 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
845 R->window_vt_y, TermWin_TotalWidth(),
846 TermWin_TotalHeight()); 1152 width, height);
847#ifdef RXVT_GRAPHICS 1153
848 if (R->old_height)
849 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
850 R->old_height - R->szHint.base_height);
851#endif
852 rxvt_scr_clear(aR); 1154 scr_clear ();
853#ifdef XPM_BACKGROUND 1155#ifdef XPM_BACKGROUND
854 rxvt_resize_pixmap(aR); 1156 /* TODO: should that really be here ? */
1157 bgPixmap.render ();
855#endif 1158#endif
856 } 1159 }
857 1160
858 if (fix_screen || R->old_height == 0) { 1161 if (fix_screen || old_height == 0)
859 int curr_screen = -1; 1162 scr_reset ();
860 uint16_t old_ncol = R->prev_ncol;
861 1163
862 /* scr_reset only works on the primary screen */ 1164 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
863 if (R->old_height) /* this is not the first time through */ 1165 //scr_touch (false);
864 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
865 rxvt_scr_reset(aR);
866 if (curr_screen >= 0) { /* this is not the first time through */
867 rxvt_scr_change_screen(aR_ curr_screen);
868 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
869 }
870 }
871 1166
872 R->old_width = R->szHint.width; 1167#ifdef HAVE_BG_PIXMAP
873 R->old_height = R->szHint.height; 1168 if (bgPixmap.pixmap)
1169 scr_touch (false);
1170#endif
874 1171
875#ifdef USE_XIM 1172#ifdef USE_XIM
876 rxvt_IMSetStatusPosition(aR); 1173 IMSetPosition ();
877#endif 1174#endif
878} 1175}
879 1176
880/* 1177/*
881 * Set the width/height of the vt window in characters. Units are pixels. 1178 * Set the width/height of the vt window in characters. Units are pixels.
882 * good for toggling 80/132 columns 1179 * good for toggling 80/132 columns
883 */ 1180 */
884/* EXTPROTO */
885void 1181void
886rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1182rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
887{ 1183{
888 XWindowAttributes wattr; 1184 XWindowAttributes wattr;
889 1185
890 if (width == 0 || height == 0) { 1186 if (newwidth == 0 || newheight == 0)
1187 {
891 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1188 XGetWindowAttributes (dpy, display->root, &wattr);
1189
892 if (width == 0) 1190 if (newwidth == 0)
893 width = wattr.width - R->szHint.base_width; 1191 newwidth = wattr.width - szHint.base_width;
894 if (height == 0) 1192 if (newheight == 0)
895 height = wattr.height - R->szHint.base_height; 1193 newheight = wattr.height - szHint.base_height;
1194 }
1195
1196 if (newwidth != width || newheight != height)
896 } 1197 {
897 if (width != R->TermWin.width || height != R->TermWin.height) {
898 width += R->szHint.base_width; 1198 newwidth += szHint.base_width;
899 height += R->szHint.base_height; 1199 newheight += szHint.base_height;
900 rxvt_resize_all_windows(aR_ width, height, 0); 1200 resize_all_windows (newwidth, newheight, 0);
901 } 1201 }
902} 1202}
903 1203
904/* -------------------------------------------------------------------- * 1204/* -------------------------------------------------------------------- *
905 * - X INPUT METHOD ROUTINES - * 1205 * - X INPUT METHOD ROUTINES - *
906 * -------------------------------------------------------------------- */ 1206 * -------------------------------------------------------------------- */
907#ifdef USE_XIM 1207#ifdef USE_XIM
908/* INTPROTO */
909void
910rxvt_setSize(pR_ XRectangle * size)
911{
912 size->x = R->TermWin.int_bwidth;
913 size->y = R->TermWin.int_bwidth;
914 size->width = Width2Pixel(R->TermWin.ncol);
915 size->height = Height2Pixel(R->TermWin.nrow);
916}
917 1208
918/* INTPROTO */
919void 1209void
920rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1210rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
921{ 1211{
922 *fg = R->PixColors[Color_fg]; 1212 fg = pix_colors [Color_fg];
923 *bg = R->PixColors[Color_bg]; 1213 bg = pix_colors [Color_bg];
1214}
1215
1216void
1217rxvt_term::im_set_size (XRectangle &size)
1218{
1219 // the int_bwidth terms make no sense to me
1220 size.x = int_bwidth;
1221 size.y = int_bwidth;
1222 size.width = Width2Pixel (ncol) + int_bwidth;
1223 size.height = Height2Pixel (nrow) + int_bwidth;
1224}
1225
1226void
1227rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1228 XRectangle &status_rect,
1229 const XRectangle &needed_rect)
1230{
1231 preedit_rect.x = needed_rect.width;
1232 preedit_rect.y = 0;
1233 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1234 preedit_rect.height = fheight;
1235
1236 status_rect.x = 0;
1237 status_rect.y = 0;
1238 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1239 status_rect.height = fheight;
924} 1240}
925 1241
926/* Checking whether input method is running. */ 1242/* Checking whether input method is running. */
927/* INTPROTO */
928Bool 1243bool
929rxvt_IMisRunning(pR) 1244rxvt_term::IMisRunning ()
930{ 1245{
931 char *p; 1246 char *p;
932 Atom atom; 1247 Atom atom;
933 Window win; 1248 Window win;
934 char server[IMBUFSIZ]; 1249 char server[IMBUFSIZ];
935 1250
936/* get current locale modifier */ 1251 /* get current locale modifier */
937 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1252 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1253 {
938 STRCPY(server, "@server="); 1254 strcpy (server, "@server=");
939 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1255 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1256
940 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1257 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
941 *p = '\0'; 1258 *p = '\0';
942 1259
943 atom = XInternAtom(R->Xdisplay, server, False); 1260 atom = XInternAtom (dpy, server, False);
944 win = XGetSelectionOwner(R->Xdisplay, atom); 1261 win = XGetSelectionOwner (dpy, atom);
1262
945 if (win != None) 1263 if (win != None)
946 return True; 1264 return True;
947 } 1265 }
1266
948 return False; 1267 return False;
949} 1268}
950 1269
951/* EXTPROTO */
952void 1270void
953rxvt_IMSendSpot(pR) 1271rxvt_term::IMSendSpot ()
954{ 1272{
955 XPoint spot; 1273 XPoint nspot;
956 XVaNestedList preedit_attr; 1274 XVaNestedList preedit_attr;
957 1275
958 if (R->Input_Context == NULL 1276 if (!Input_Context
959 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1277 || !focus
960 || !(R->event_type == KeyPress 1278 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
961 || R->event_type == Expose
962 || R->event_type == NoExpose
963 || R->event_type == SelectionNotify
964 || R->event_type == ButtonRelease || R->event_type == FocusIn)
965 || !rxvt_IMisRunning(aR))
966 return; 1279 return;
967 1280
968 rxvt_setPosition(aR_ & spot); 1281 im_set_position (nspot);
969 1282
1283 if (nspot.x == spot.x && nspot.y == spot.y)
1284 return;
1285
1286 spot = nspot;
1287
970 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1288 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
971 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1289 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
972 XFree(preedit_attr); 1290 XFree (preedit_attr);
973} 1291}
974 1292
975/* EXTPROTO */
976void 1293void
977rxvt_setTermFontSet(pR_ int idx) 1294rxvt_term::im_destroy ()
978{ 1295{
979 char *string; 1296 if (input_method)
980 long length; 1297 {
981 int success = 0; 1298 if (Input_Context && input_method->xim)
1299 XDestroyIC (Input_Context);
982 1300
983 if (idx < 0 || idx >= MAX_NFONTS) 1301 display->put_xim (input_method);
984 return; 1302 input_method = 0;
985} 1303 }
986 1304
987/* INTPROTO */
988void
989rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
990 XRectangle * needed_rect)
991{
992 int mbh, vtx = 0;
993
994 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
995 vtx = scrollbar_TotalWidth();
996 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
997 mbh -= R->TermWin.lineSpace;
998
999 preedit_rect->x = needed_rect->width + vtx;
1000 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1001
1002 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1003 + vtx;
1004 preedit_rect->height = Height2Pixel(1);
1005
1006 status_rect->x = vtx;
1007 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1008
1009 status_rect->width = needed_rect->width ? needed_rect->width
1010 : Width2Pixel(R->TermWin.ncol + 1);
1011 status_rect->height = Height2Pixel(1);
1012}
1013
1014/* ARGSUSED */
1015/* INTPROTO */
1016void
1017rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1018 __attribute__ ((unused)), XPointer call_data
1019 __attribute__ ((unused)))
1020{
1021 dR;
1022
1023 R->Input_Context = NULL; 1305 Input_Context = 0;
1024/* To avoid Segmentation Fault in C locale: Solaris only? */
1025 if (STRCMP(R->locale, "C"))
1026 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1027 rxvt_IMInstantiateCallback, NULL);
1028} 1306}
1029 1307
1030/* 1308#ifdef ENABLE_XIM_ONTHESPOT
1031 * X manual pages and include files don't match on some systems:
1032 * some think this is an XIDProc and others an XIMProc so we can't
1033 * use the first argument - need to update this to be nice for
1034 * both types via some sort of configure detection
1035 */
1036/* ARGSUSED */
1037/* EXTPROTO */
1038void
1039rxvt_IMInstantiateCallback(Display * unused
1040 __attribute__ ((unused)), XPointer client_data
1041 __attribute__ ((unused)), XPointer call_data
1042 __attribute__ ((unused)))
1043{
1044 dR;
1045 int i, found, had_im;
1046 const char *p;
1047 char **s;
1048 char buf[IMBUFSIZ];
1049 1309
1050 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1310static void
1051 if (R->Input_Context) 1311xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1052 return; 1312{
1313 ((rxvt_term *)client_data)->make_current ();
1314 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1315}
1053 1316
1054 found = had_im = 0; 1317static void
1055 p = R->rs[Rs_inputMethod]; 1318xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1056 if (p && *p) { 1319{
1057 had_im = 1; 1320 ((rxvt_term *)client_data)->make_current ();
1058 s = rxvt_splitcommastring(p); 1321 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1059 for (i = 0; s[i]; i++) { 1322}
1060 if (*s[i]) { 1323
1061 STRCPY(buf, "@im="); 1324static void
1062 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1325xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1063 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1326{
1064 && (rxvt_IM_get_IC(aR) == True)) { 1327 rxvt_term *term = (rxvt_term *)client_data;
1065 found = 1; 1328 XIMText *text = call_data->text;
1066 break; 1329
1067 } 1330 term->make_current ();
1068 } 1331
1332 if (text)
1333 {
1334 void *str;
1335
1336 if (!text->encoding_is_wchar && text->string.multi_byte)
1337 {
1338 // of course, X makes it ugly again
1339 if (term->rs[Rs_imLocale])
1340 SET_LOCALE (term->rs[Rs_imLocale]);
1341
1342 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1343 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1344
1345 if (term->rs[Rs_imLocale])
1346 SET_LOCALE (term->locale);
1069 } 1347 }
1070 for (i = 0; s[i]; i++) 1348 else
1071 free(s[i]); 1349 str = (void *)text->string.wide_char;
1072 free(s); 1350
1351 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1352 DT_INT, call_data->caret,
1353 DT_INT, call_data->chg_first,
1354 DT_INT, call_data->chg_length,
1355 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1356 DT_WCS_LEN, str, str ? (int)text->length : 0,
1357 DT_END));
1073 } 1358 }
1074 if (found) 1359 else
1075 return; 1360 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1076 1361 DT_INT, call_data->caret,
1077/* try with XMODIFIERS env. var. */ 1362 DT_INT, call_data->chg_first,
1078 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1363 DT_INT, call_data->chg_length,
1079 rxvt_IM_get_IC(aR); 1364 DT_END));
1080 return;
1081 }
1082
1083/* try with no modifiers base IF the user didn't specify an IM */
1084 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1085 && rxvt_IM_get_IC(aR) == True)
1086 return;
1087} 1365}
1366
1367#if 0
1368static void
1369xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1370{
1371 ((rxvt_term *)client_data)->make_current ();
1372 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1373 DT_INT, call_data->position,
1374 DT_INT, call_data->direction,
1375 DT_INT, call_data->style,
1376 DT_END));
1377}
1378#endif
1379
1380#endif
1088 1381
1089/* 1382/*
1090 * Try to open a XIM with the current modifiers, then see if we can 1383 * Try to open a XIM with the current modifiers, then see if we can
1091 * open a suitable preedit type 1384 * open a suitable preedit type
1092 */ 1385 */
1093/* INTPROTO */
1094Bool 1386bool
1095rxvt_IM_get_IC(pR) 1387rxvt_term::IM_get_IC (const char *modifiers)
1096{ 1388{
1097 int i, j, found; 1389 int i, j, found;
1098 XIM xim; 1390 XIM xim;
1099 XPoint spot; 1391 XPoint spot;
1100 XRectangle rect, status_rect, needed_rect; 1392 XRectangle rect, status_rect, needed_rect;
1101 unsigned long fg, bg; 1393 unsigned long fg, bg;
1102 const char *p; 1394 const char *p;
1103 char **s; 1395 char **s;
1104 XIMStyles *xim_styles; 1396 XIMStyles *xim_styles;
1105 XVaNestedList preedit_attr, status_attr; 1397#ifdef ENABLE_XIM_ONTHESPOT
1106 XIMCallback ximcallback; 1398 XIMCallback xcb[4];
1399#endif
1107 1400
1108 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1401 set_environ (envv);
1109 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1402
1110 if (xim == NULL) 1403 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1111 return False; 1404 return false;
1112 1405
1406 input_method = display->get_xim (locale, modifiers);
1407 if (input_method == NULL)
1408 return false;
1409
1410 xim = input_method->xim;
1411 spot.x = spot.y = -1;
1412
1113 xim_styles = NULL; 1413 xim_styles = NULL;
1114 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1414 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1115 || !xim_styles || !xim_styles->count_styles) { 1415 || !xim_styles || !xim_styles->count_styles)
1116 XCloseIM(xim); 1416 {
1417 im_destroy ();
1117 return False; 1418 return false;
1419 }
1420
1421 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1422
1423 for (int pi = 0; pi < 2; pi++)
1118 } 1424 {
1425 p = pet[pi];
1119 1426
1120 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1427 if (!p)
1121 : "OverTheSpot,OffTheSpot,Root"; 1428 continue;
1429
1122 s = rxvt_splitcommastring(p); 1430 s = rxvt_splitcommastring (p);
1431
1123 for (i = found = 0; !found && s[i]; i++) { 1432 for (i = found = 0; !found && s[i]; i++)
1433 {
1124 if (!STRCMP(s[i], "OverTheSpot")) 1434 if (!strcmp (s[i], "OverTheSpot"))
1125 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1435 input_style = XIMPreeditPosition | XIMStatusNothing;
1126 else if (!STRCMP(s[i], "OffTheSpot")) 1436 else if (!strcmp (s[i], "OffTheSpot"))
1127 R->input_style = (XIMPreeditArea | XIMStatusArea); 1437 input_style = XIMPreeditArea | XIMStatusArea;
1128 else if (!STRCMP(s[i], "Root")) 1438 else if (!strcmp (s[i], "Root"))
1129 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1439 input_style = XIMPreeditNothing | XIMStatusNothing;
1440 else if (!strcmp (s[i], "None"))
1441 input_style = XIMPreeditNone | XIMStatusNone;
1442#ifdef ENABLE_XIM_ONTHESPOT
1443 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1444 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1445#endif
1446 else
1447 input_style = XIMPreeditNothing | XIMStatusNothing;
1130 1448
1131 for (j = 0; j < xim_styles->count_styles; j++) 1449 for (j = 0; j < xim_styles->count_styles; j++)
1132 if (R->input_style == xim_styles->supported_styles[j]) { 1450 if (input_style == xim_styles->supported_styles[j])
1451 {
1452 rxvt_freecommastring (s);
1453
1133 found = 1; 1454 found = 1;
1455 goto foundpet;
1456 }
1457
1458 }
1459
1460 rxvt_freecommastring (s);
1461 }
1462
1463foundpet:
1464
1465 XFree (xim_styles);
1466
1467 if (!found)
1468 {
1469 im_destroy ();
1470 return false;
1471 }
1472
1473 XFontSet fs = 0;
1474 XVaNestedList preedit_attr = 0, status_attr = 0;
1475
1476 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1477 {
1478 // fake us a font-set, please
1479 char **missing_charset_list;
1480 int missing_charset_count;
1481 char *def_string;
1482 char pat[512];
1483
1484 sprintf (pat,
1485 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1486 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1487 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1488 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1489 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1490 "*",
1491 fheight,
1492 fheight + 1, fheight - 1,
1493 fheight - 2, fheight + 2);
1494
1495 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1496 &missing_charset_list, &missing_charset_count, &def_string);
1497
1498 if (missing_charset_list)
1499 XFreeStringList (missing_charset_list);
1500
1501 if (!fs)
1502 {
1503 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1504 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1505 }
1506 }
1507
1508 if (input_style & XIMPreeditPosition)
1509 {
1510 im_set_size (rect);
1511 im_set_position (spot);
1512 im_set_color (fg, bg);
1513
1514 preedit_attr = XVaCreateNestedList (0,
1515 XNForeground, fg,
1516 XNBackground, bg,
1517 XNArea, &rect,
1518 XNSpotLocation, &spot,
1519 XNFontSet, fs,
1520 NULL);
1521 }
1522 else if (input_style & XIMPreeditArea)
1523 {
1524 im_set_color (fg, bg);
1525
1526 /*
1527 * The necessary width of preedit area is unknown
1528 * until create input context.
1529 */
1530 needed_rect.width = 0;
1531 im_set_preedit_area (rect, status_rect, needed_rect);
1532
1533 preedit_attr = XVaCreateNestedList (0,
1534 XNForeground, fg,
1535 XNBackground, bg,
1536 XNArea, &rect,
1537 XNFontSet, fs,
1538 NULL);
1539 status_attr = XVaCreateNestedList (0,
1540 XNForeground, fg,
1541 XNBackground, bg,
1542 XNArea, &status_rect,
1543 XNFontSet, fs,
1544 NULL);
1545 }
1546#if ENABLE_XIM_ONTHESPOT
1547 else if (input_style & XIMPreeditCallbacks)
1548 {
1549 im_set_position (spot);
1550
1551 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1552 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1553 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1554# if 0
1555 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1556# endif
1557
1558 preedit_attr = XVaCreateNestedList (0,
1559 XNSpotLocation, &spot,
1560 XNPreeditStartCallback, &xcb[0],
1561 XNPreeditDoneCallback , &xcb[1],
1562 XNPreeditDrawCallback , &xcb[2],
1563# if 0
1564 XNPreeditCaretCallback, &xcb[3],
1565# endif
1566 NULL);
1567 }
1568#endif
1569
1570 Input_Context = XCreateIC (xim,
1571 XNInputStyle, input_style,
1572 XNClientWindow, vt,
1573 XNFocusWindow, parent[0],
1574 preedit_attr ? XNPreeditAttributes : NULL,
1575 preedit_attr,
1576 status_attr ? XNStatusAttributes : NULL,
1577 status_attr, NULL);
1578
1579 if (preedit_attr) XFree (preedit_attr);
1580 if (status_attr) XFree (status_attr);
1581 if (fs) XFreeFontSet (dpy, fs);
1582
1583 if (Input_Context == NULL)
1584 {
1585 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1586 im_destroy ();
1587 return false;
1588 }
1589
1590#if 0
1591 // unfortunately, only the focus window is used by XIM, hard to fix
1592 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1593 vt_select_input ();
1594#endif
1595
1596 IMSetPosition ();
1597
1598 return true;
1599}
1600
1601void
1602rxvt_term::im_cb ()
1603{
1604 int i;
1605 const char *p;
1606 char **s;
1607 char buf[IMBUFSIZ];
1608
1609 make_current ();
1610
1611 im_destroy ();
1612
1613 if (Input_Context)
1614 return;
1615
1616#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1617 if (rs[Rs_imLocale])
1618 SET_LOCALE (rs[Rs_imLocale]);
1619#endif
1620
1621 p = rs[Rs_inputMethod];
1622 if (p && *p)
1623 {
1624 bool found = false;
1625
1626 s = rxvt_splitcommastring (p);
1627
1628 for (i = 0; s[i]; i++)
1629 {
1630 if (*s[i])
1631 {
1632 strcpy (buf, "@im=");
1633 strncat (buf, s[i], IMBUFSIZ - 5);
1634 if (IM_get_IC (buf))
1635 {
1636 found = true;
1134 break; 1637 break;
1638 }
1135 } 1639 }
1136 } 1640 }
1137 for (i = 0; s[i]; i++)
1138 free(s[i]);
1139 free(s);
1140 XFree(xim_styles);
1141 1641
1642 rxvt_freecommastring (s);
1643
1142 if (!found) { 1644 if (found)
1143 XCloseIM(xim); 1645 goto done;
1144 return False;
1145 } 1646 }
1146 1647
1147 ximcallback.callback = rxvt_IMDestroyCallback; 1648 /* try with XMODIFIERS env. var. */
1649 if (IM_get_IC (""))
1650 goto done;
1148 1651
1149/* XXX: not sure why we need this (as well as IC one below) */ 1652 /* try with no modifiers base IF the user didn't specify an IM */
1150 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1653 if (IM_get_IC ("@im=none"))
1654 goto done;
1151 1655
1152 preedit_attr = status_attr = NULL; 1656done:
1153 1657#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1154 if (R->input_style & XIMPreeditPosition) { 1658 if (rs[Rs_imLocale])
1155 rxvt_setSize(aR_ & rect); 1659 SET_LOCALE (locale);
1156 rxvt_setPosition(aR_ & spot); 1660#endif
1157 rxvt_setColor(aR_ & fg, &bg);
1158
1159 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1160 XNSpotLocation, &spot,
1161 XNForeground, fg, XNBackground, bg,
1162 //XNFontSet, R->TermWin.fontset,
1163 NULL);
1164 } else if (R->input_style & XIMPreeditArea) {
1165 rxvt_setColor(aR_ & fg, &bg);
1166
1167 /*
1168 * The necessary width of preedit area is unknown
1169 * until create input context.
1170 */
1171 needed_rect.width = 0;
1172
1173 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1174
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176 XNForeground, fg, XNBackground, bg,
1177 //XNFontSet, R->TermWin.fontset,
1178 NULL);
1179 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1180 XNForeground, fg, XNBackground, bg,
1181 //XNFontSet, R->TermWin.fontset,
1182 NULL);
1183 }
1184 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1185 XNClientWindow, R->TermWin.parent[0],
1186 XNFocusWindow, R->TermWin.parent[0],
1187 XNDestroyCallback, &ximcallback,
1188 preedit_attr ? XNPreeditAttributes : NULL,
1189 preedit_attr,
1190 status_attr ? XNStatusAttributes : NULL,
1191 status_attr, NULL);
1192 if (preedit_attr)
1193 XFree(preedit_attr);
1194 if (status_attr)
1195 XFree(status_attr);
1196 if (R->Input_Context == NULL) {
1197 rxvt_print_error("failed to create input context");
1198 XCloseIM(xim);
1199 return False;
1200 }
1201 if (R->input_style & XIMPreeditArea)
1202 rxvt_IMSetStatusPosition(aR);
1203 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1204 return True;
1205} 1661}
1206 1662
1207/* EXTPROTO */
1208void 1663void
1209rxvt_IMSetStatusPosition(pR) 1664rxvt_term::IMSetPosition ()
1210{ 1665{
1211 XRectangle preedit_rect, status_rect, *needed_rect; 1666 XRectangle preedit_rect, status_rect, *needed_rect;
1212 XVaNestedList preedit_attr, status_attr; 1667 XVaNestedList preedit_attr, status_attr;
1213 1668
1214 if (R->Input_Context == NULL 1669 if (!Input_Context
1215 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1670 || !focus
1671 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1216 || !rxvt_IMisRunning(aR)) 1672 || !IMisRunning ())
1217 return; 1673 return;
1218 1674
1675 if (input_style & XIMPreeditPosition)
1676 {
1677 im_set_size (preedit_rect);
1678 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1679
1680 XSetICValues (Input_Context,
1681 XNPreeditAttributes, preedit_attr, NULL);
1682 }
1683 else
1684 {
1219/* Getting the necessary width of preedit area */ 1685 /* Getting the necessary width of preedit area */
1220 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1686 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1221 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1687 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1222 XFree(status_attr); 1688 XFree (status_attr);
1223 1689
1224 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1690 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1691 XFree (needed_rect);
1225 1692
1226 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1693 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1227 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1694 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1228 1695
1229 XSetICValues(R->Input_Context, 1696 XSetICValues (Input_Context,
1230 XNPreeditAttributes, preedit_attr, 1697 XNPreeditAttributes, preedit_attr,
1231 XNStatusAttributes, status_attr, NULL); 1698 XNStatusAttributes, status_attr,
1699 NULL);
1232 1700
1701 XFree (status_attr);
1702 }
1703
1233 XFree(preedit_attr); 1704 XFree (preedit_attr);
1234 XFree(status_attr);
1235} 1705}
1236#endif /* USE_XIM */ 1706#endif /* USE_XIM */
1237 1707
1238/*----------------------------------------------------------------------*/
1239rxvt_t rxvt_current_term;
1240
1241/*----------------------- end-of-file (C source) -----------------------*/ 1708/*----------------------- end-of-file (C source) -----------------------*/

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