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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.134 by root, Fri Feb 4 11:41:23 2005 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.8 2003/11/27 10:12:10 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2004 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.
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 "main.intpro" /* PROTOS for internal routines */
36 36
37#include <signal.h> 37#include <csignal>
38#include <cstring>
38 39
39#ifdef TTY_GID_SUPPORT 40#ifdef TTY_GID_SUPPORT
40# include <grp.h> 41# include <grp.h>
41#endif 42#endif
42 43
43#ifdef HAVE_TERMIOS_H 44#ifdef HAVE_TERMIOS_H
44# include <termios.h> 45# include <termios.h>
45#endif 46#endif
46 47
47void * 48#ifdef KEYSYM_RESOURCE
48rxvt_term::operator new (size_t s) 49# include "keyboard.h"
49{ 50#endif
50 void *p = malloc (s);
51 51
52 MEMSET (p, 0, s); 52vector<rxvt_term *> rxvt_term::termlist;
53
54static char curlocale[128];
55
56bool
57rxvt_set_locale (const char *locale)
58{
59 if (!locale || !strncmp (locale, curlocale, 128))
60 return false;
61
62 strncpy (curlocale, locale, 128);
63 setlocale (LC_CTYPE, curlocale);
64 return true;
65}
66
67#if ENABLE_COMBINING
68class rxvt_composite_vec rxvt_composite;
69
70text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
71{
72 compose_char *cc;
73
74 // break compose chains, as stupid readline really likes to duplicate
75 // composing characters for some reason near the end of a line.
76 cc = (*this)[c1];
77 while (cc)
78 {
79 if (cc->c2 == c2) return c1;
80 cc = (*this)[cc->c1];
81 }
82
83 // check to see wether this combination already exists otherwise
84 for (cc = v.end (); cc-- > v.begin (); )
85 {
86 if (cc->c1 == c1 && cc->c2 == c2)
87 return COMPOSE_LO + (cc - v.begin ());
88 }
89
90 // allocate a new combination
91 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
92 {
93 static int seen;
94
95 if (!seen++)
96 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
97
98 return REPLACEMENT_CHAR;
99 }
100
101 v.push_back (compose_char (c1, c2));
102
103 return v.size () - 1 + COMPOSE_LO;
104}
105
106int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
107{
108 compose_char *cc = (*this)[c];
109
110 if (!cc)
111 {
112 if (r) *r = c;
113 return 1;
114 }
115
116 int len = expand (cc->c1, r);
117
118 if (r) r += len;
119
120 if (cc->c2 != NOCHAR)
121 {
122 len++;
123 if (r) *r++ = cc->c2;
124 }
125
53 return p; 126 return len;
54}
55 127
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 128}
129#endif
61 130
62rxvt_term::rxvt_term () 131rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 132 :
133#if TRANSPARENT
134 rootwin_ev (this, &rxvt_term::rootwin_cb),
135#endif
136#ifdef HAVE_SCROLLBARS
137 scrollbar_ev (this, &rxvt_term::x_cb),
138#endif
139#ifdef MENUBAR
140 menubar_ev (this, &rxvt_term::x_cb),
141#endif
64#ifdef CURSOR_BLINK 142#ifdef CURSOR_BLINK
143 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
144#endif
145#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 146 text_blink_ev (this, &rxvt_term::text_blink_cb),
147#endif
148#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
149 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
150#endif
151#ifdef SELECTION_SCROLLING
152 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
153#endif
154#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
155 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66#endif 156#endif
67#ifdef POINTER_BLANK 157#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 158 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 159#endif
160#ifdef USE_XIM
161 im_ev (this, &rxvt_term::im_cb),
162#endif
163 sw_term (this, &rxvt_term::sig_term),
164 sw_int (this, &rxvt_term::sig_term),
165 sw_chld (this, &rxvt_term::sig_chld),
166 termwin_ev (this, &rxvt_term::x_cb),
70 x_ev (this, &rxvt_term::x_cb), 167 vt_ev (this, &rxvt_term::x_cb),
168 check_ev (this, &rxvt_term::check_cb),
169 flush_ev (this, &rxvt_term::flush_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb) 170 destroy_ev (this, &rxvt_term::destroy_cb),
171 pty_ev (this, &rxvt_term::pty_cb),
172 incr_ev (this, &rxvt_term::incr_cb)
72{ 173{
73 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 174 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
175
176 termlist.push_back (this);
177
178#ifdef KEYSYM_RESOURCE
179 keyboard = new keyboard_manager;
180
181 if (!keyboard)
182 rxvt_fatal ("out of memory, aborting.\n");
183#endif
184}
185
186// clean up the most important stuff, do *not* call x or free mem etc.
187// for use before an emergency exit
188void rxvt_term::emergency_cleanup ()
189{
190 if (cmd_pid)
191 kill (-cmd_pid, SIGHUP);
192
193#ifdef UTMP_SUPPORT
194 privileged_utmp (RESTORE);
195#endif
196
197 pty.put ();
74} 198}
75 199
76rxvt_term::~rxvt_term () 200rxvt_term::~rxvt_term ()
77{ 201{
78 rxvt_scr_release (this); 202 termlist.erase (find (termlist.begin (), termlist.end(), this));
79 203
80#ifndef NO_SETOWNER_TTYDEV 204 emergency_cleanup ();
81 rxvt_privileged_ttydev (this, RESTORE); 205
206#if ENABLE_STYLES
207 for (int i = RS_styleCount; --i; )
208 if (TermWin.fontset[i] != TermWin.fontset[0])
209 delete TermWin.fontset[i];
82#endif 210#endif
83#ifdef UTMP_SUPPORT 211 delete TermWin.fontset[0];
84 rxvt_privileged_utmp (this, RESTORE); 212
85#endif 213 if (display)
214 {
215 dDisp;
216
217 selection_clear ();
218
86#ifdef USE_XIM 219#ifdef USE_XIM
87 if (Input_Context != NULL) 220 im_destroy ();
221#endif
222#ifdef MENUBAR
223 if (menubarGC) XFreeGC (disp, menubarGC);
224#endif
225#ifdef XTERM_SCROLLBAR
226 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
227 if (ShadowGC) XFreeGC (disp, ShadowGC);
228#endif
229#ifdef PLAIN_SCROLLBAR
230 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
231#endif
232#ifdef NEXT_SCROLLBAR
233 if (blackGC) XFreeGC (disp, blackGC);
234 if (whiteGC) XFreeGC (disp, whiteGC);
235 if (grayGC) XFreeGC (disp, grayGC);
236 if (darkGC) XFreeGC (disp, darkGC);
237 if (stippleGC) XFreeGC (disp, stippleGC);
238 if (dimple) XFreePixmap (disp, dimple);
239 if (upArrow) XFreePixmap (disp, upArrow);
240 if (downArrow) XFreePixmap (disp, downArrow);
241 if (upArrowHi) XFreePixmap (disp, upArrowHi);
242 if (downArrowHi) XFreePixmap (disp, downArrowHi);
243#endif
244#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
245 if (topShadowGC) XFreeGC (disp, topShadowGC);
246 if (botShadowGC) XFreeGC (disp, botShadowGC);
247 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
248#endif
249 if (TermWin.gc) XFreeGC (disp, TermWin.gc);
250
251#if defined(MENUBAR) && (MENUBAR_MAX > 1)
252 delete menuBar.drawable;
253 //if (menuBar.win)
254 // XDestroyWindow (disp, menuBar.win);
255#endif
256 delete TermWin.drawable;
257 // destroy all windows
258 if (TermWin.parent[0])
259 XDestroyWindow (disp, TermWin.parent[0]);
88 { 260 }
89 XDestroyIC (Input_Context);
90 Input_Context = NULL;
91 }
92#endif
93 261
94 if (cmd_fd >= 0) 262 // TODO: free pixcolours, colours should become part of rxvt_display
95 close (cmd_fd);
96 263
97 if (Xfd >= 0) 264 delete pix_colors_focused;
98 XCloseDisplay (Xdisplay); 265#ifdef OFF_FOCUS_FADING
266 delete pix_colors_unfocused;
267#endif
99 268
100 delete PixColors; 269 displays.put (display);
270
271 scr_release ();
272
273 /* clear all resources */
274 for (int i = 0; i < allocated.size (); i++)
275 free (allocated [i]);
276
277 free (selection.text);
278 // TODO: manage env vars in child only(!)
279 free (env_windowid);
280 free (env_display);
281 free (env_term);
282 free (env_colorfgbg);
283 free (locale);
284 free (v_buffer);
285 free (incr_buf);
286
287 delete envv;
288 delete argv;
289
290#ifdef KEYSYM_RESOURCE
291 delete keyboard;
292#endif
101} 293}
102 294
103void 295void
104rxvt_term::destroy () 296rxvt_term::destroy ()
105{ 297{
298 if (destroy_ev.active)
299 return;
300
301#if ENABLE_OVERLAY
302 scr_overlay_off ();
303#endif
304
305 if (display)
306 {
307#if USE_XIM
308 im_ev.stop (display);
309#endif
310#if HAVE_SCROLLBARS
311 scrollbar_ev.stop (display);
312#endif
313#if MENUBAR
314 menubar_ev.stop (display);
315#endif
316#if TRANSPARENT
317 rootwin_ev.stop (display);
318#endif
319 incr_ev.stop ();
320 termwin_ev.stop (display);
321 vt_ev.stop (display);
322 }
323
324 check_ev.stop ();
106 pty_ev.stop (); 325 pty_ev.stop ();
107 x_ev.stop ();
108#ifdef CURSOR_BLINK 326#ifdef CURSOR_BLINK
327 cursor_blink_ev.stop ();
328#endif
329#ifdef TEXT_BLINK
109 blink_ev.stop (); 330 text_blink_ev.stop ();
331#endif
332#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
333 cont_scroll_ev.stop ();
334#endif
335#ifdef SELECTION_SCROLLING
336 sel_scroll_ev.stop ();
110#endif 337#endif
111#ifdef POINTER_BLANK 338#ifdef POINTER_BLANK
112 pointer_ev.stop (); 339 pointer_ev.stop ();
113#endif 340#endif
114 341
122 349
123 delete this; 350 delete this;
124} 351}
125 352
126/*----------------------------------------------------------------------*/ 353/*----------------------------------------------------------------------*/
354/*
355 * Exit gracefully, clearing the utmp entry and restoring tty attributes
356 * TODO: if debugging, this should free up any known resources if we can
357 */
358static XErrorHandler old_xerror_handler;
359
360static void
361rxvt_emergency_cleanup ()
362{
363 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
364 (*t)->emergency_cleanup ();
365}
366
367int
368rxvt_xerror_handler (Display *display, XErrorEvent *event)
369{
370 if (GET_R->allowedxerror == -1)
371 GET_R->allowedxerror = event->error_code;
372 else
373 {
374 //TODO: GET_R is most likely not the terminal which caused the error
375 //TODO: maybe just output the error and continue?
376 old_xerror_handler (display, event);
377 GET_R->destroy ();
378 }
379
380 return 0;
381}
382
383int
384rxvt_xioerror_handler (Display *display)
385{
386 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
387 DisplayString (display));
388 rxvt_emergency_cleanup ();
389 _exit (EXIT_FAILURE);
390}
391
392/*
393 * Catch a fatal signal and tidy up before quitting
394 */
395void
396rxvt_term::sig_term (sig_watcher &w)
397{
398#ifdef DEBUG_CMD
399 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
400#endif
401 rxvt_emergency_cleanup ();
402 signal (w.signum, SIG_DFL);
403 kill (getpid (), w.signum);
404}
405
406/*----------------------------------------------------------------------*/
127/* rxvt_init() */ 407/* rxvt_init () */
128/* LIBPROTO */
129rxvt_t
130rxvt_init(int argc, const char *const *argv)
131{
132 SET_R(new rxvt_term);
133 dR;
134
135 if (!R->init_vars () || !R->init (argc, argv))
136 {
137 delete R;
138 return NULL;
139 }
140
141 return R;
142}
143
144/* EXTPROTO */
145void
146rxvt_init_signals ()
147{
148/* install exit handler for cleanup */
149#if 0
150#ifdef HAVE_ATEXIT
151 atexit(rxvt_clean_exit);
152#else
153# ifdef HAVE_ON_EXIT
154 on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155# endif
156#endif
157#endif
158
159 struct sigaction sa;
160
161 sigfillset (&sa.sa_mask);
162 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174}
175
176bool 408bool
177rxvt_term::init (int argc, const char *const *argv) 409rxvt_term::init (int argc, const char *const *argv)
178{ 410{
179 dR;//TODO (scrollbar, setidle) 411 SET_R (this);
180 412
413 set_locale ("");
414
415 if (!init_vars ())
416 return false;
417
418 init_secondary ();
419
420 const char **cmd_argv = init_resources (argc, argv);
421
422#ifdef KEYSYM_RESOURCE
423 keyboard->register_done ();
424#endif
425
426#if MENUBAR_MAX
427 menubar_read (rs[Rs_menu]);
428#endif
429#ifdef HAVE_SCROLLBARS
430 if (options & Opt_scrollBar)
431 scrollBar.setIdle (); /* set existence for size calculations */
432#endif
433
434 create_windows (argc, argv);
435
436 dDisp;
437
438 init_xlocale ();
439
440 scr_reset (); /* initialize screen */
441
442#if 0
443 XSynchronize (disp, True);
444#endif
445
446#ifdef HAVE_SCROLLBARS
447 if (options & Opt_scrollBar)
448 resize_scrollbar (); /* create and map scrollbar */
449#endif
450#if (MENUBAR_MAX)
451 if (menubar_visible ())
452 XMapWindow (disp, menuBar.win);
453#endif
454#ifdef TRANSPARENT
455 if (options & Opt_transparent)
456 {
457 XSelectInput (disp, display->root, PropertyChangeMask);
458 check_our_parents ();
459 rootwin_ev.start (display, display->root);
460 }
461#endif
462
463 XMapWindow (disp, TermWin.vt);
464 XMapWindow (disp, TermWin.parent[0]);
465
466 set_colorfgbg ();
467
468 init_command (cmd_argv);
469
470 free (cmd_argv);
471
472 pty_ev.start (pty.pty, EVENT_READ);
473
474 check_ev.start ();
475
476 return true;
477}
478
479void
480rxvt_init ()
481{
181 /* 482 /*
182 * Save and then give up any super-user privileges 483 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it. 484 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases: 485 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems 486 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems 487 * 2. chown tty on some systems
187 */ 488 */
188 rxvt_privileges (this, SAVE); 489 rxvt_privileges (SAVE);
189 rxvt_privileges (this, IGNORE); 490 rxvt_privileges (IGNORE);
190 491
191 rxvt_init_secondary (this); 492 signal (SIGHUP, SIG_IGN);
493 signal (SIGPIPE, SIG_IGN);
192 494
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv); 495 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
496 /* signal (SIGURG, SIG_DFL); */
194 497
195#if (MENUBAR_MAX) 498 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196 rxvt_menubar_read (this, rs[Rs_menu]); 499 // TODO: handle this with exceptions and tolerate the memory loss
197#endif 500 XSetIOErrorHandler (rxvt_xioerror_handler);
198#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */
201#endif
202
203 rxvt_Create_Windows (this, argc, argv);
204
205 rxvt_init_xlocale (this);
206
207 rxvt_scr_reset (this); /* initialize screen */
208#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */
210#endif
211
212#if 0
213#ifdef DEBUG_X
214 XSynchronize(Xdisplay, True);
215#endif
216#endif
217
218#ifdef HAVE_SCROLLBARS
219 if (Options & Opt_scrollBar)
220 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221#endif
222#if (MENUBAR_MAX)
223 if (menubar_visible(r))
224 XMapWindow (Xdisplay, menuBar.win);
225#endif
226#ifdef TRANSPARENT
227 if (Options & Opt_transparent)
228 {
229 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230 rxvt_check_our_parents (this);
231 }
232#endif
233 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]);
235
236 rxvt_init_env (this);
237 rxvt_init_command (this, cmd_argv);
238
239 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ);
241
242 flush ();
243
244 return true;
245} 501}
246 502
247/* ------------------------------------------------------------------------- * 503/* ------------------------------------------------------------------------- *
248 * SIGNAL HANDLING & EXIT HANDLER * 504 * SIGNAL HANDLING & EXIT HANDLER *
249 * ------------------------------------------------------------------------- */ 505 * ------------------------------------------------------------------------- */
250/* 506/*
251 * Catch a SIGCHLD signal and exit if the direct child has died 507 * Catch a SIGCHLD signal and exit if the direct child has died
252 */ 508 */
253/* ARGSUSED */ 509
254/* EXTPROTO */ 510void
255RETSIGTYPE 511rxvt_term::sig_chld (sig_watcher &w)
256rxvt_Child_signal(int sig __attribute__ ((unused)))
257{ 512{
258 int pid, save_errno = errno; 513 // we are being called for every SIGCHLD, not just ours
514 int pid;
515
259 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR) 516 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
260 ; 517 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
261 errno = save_errno;
262
263#if 0
264 if (pid == R->cmd_pid) 518 if (pid == (*t)->cmd_pid)
265 exit (EXIT_SUCCESS); 519 {
266#endif
267}
268
269/*
270 * Catch a fatal signal and tidy up before quitting
271 */
272/* EXTPROTO */
273RETSIGTYPE
274rxvt_Exit_signal(int sig)
275{
276 signal(sig, SIG_DFL);
277#ifdef DEBUG_CMD
278 rxvt_print_error("signal %d", sig);
279#endif
280 rxvt_clean_exit();
281 kill(getpid(), sig);
282}
283
284/* ARGSUSED */
285/* INTPROTO */
286int
287rxvt_xerror_handler(const Display * display
288 __attribute__ ((unused)), const XErrorEvent * event)
289{
290 dR;
291
292 if (R->allowedxerror == -1)
293 R->allowedxerror = event->error_code;
294 else
295 {
296 rxvt_print_error("XError: Request: %d . %d, Error: %d",
297 event->request_code, event->minor_code,
298 event->error_code);
299
300 R->destroy (); 520 (*t)->destroy ();
301 } 521 break;
302 522 }
303 return 0;
304}
305
306/*----------------------------------------------------------------------*/
307/*
308 * Exit gracefully, clearing the utmp entry and restoring tty attributes
309 * TODO: if debugging, this should free up any known resources if we can
310 */
311/* EXTPROTO */
312void
313rxvt_clean_exit ()
314{
315 dR;
316
317 R->destroy ();
318} 523}
319 524
320/* ------------------------------------------------------------------------- * 525/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS * 526 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */ 527 * ------------------------------------------------------------------------- */
528void *
529rxvt_malloc (size_t size)
530{
531 void *p = malloc (size);
532
533 if (!p)
534 rxvt_fatal ("memory allocation failure. aborting.\n");
535
536 return p;
537}
538
323/* EXTPROTO */ 539/* INTPROTO */
324void * 540void *
325rxvt_malloc(size_t size) 541rxvt_calloc (size_t number, size_t size)
326{ 542{
327 void *p; 543 void *p = calloc (number, size);
328 544
329 p = malloc(size);
330 if (p) 545 if (!p)
546 rxvt_fatal ("memory allocation failure. aborting.\n");
547
331 return p; 548 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 549}
338 550
339/* EXTPROTO */ 551/* INTPROTO */
340void * 552void *
341rxvt_calloc(size_t number, size_t size)
342{
343 void *p;
344
345 p = calloc(number, size);
346 if (p)
347 return p;
348
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350 rxvt_clean_exit();
351 exit(EXIT_FAILURE);
352/* NOTREACHED */
353}
354
355/* EXTPROTO */
356void *
357rxvt_realloc(void *ptr, size_t size) 553rxvt_realloc (void *ptr, size_t size)
358{ 554{
359 void *p;
360
361 if (ptr)
362 p = realloc(ptr, size); 555 void *p = realloc (ptr, size);
363 else 556
364 p = malloc(size);
365 if (p) 557 if (!p)
558 rxvt_fatal ("memory allocation failure. aborting.\n");
559
366 return p; 560 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372} 561}
373 562
374/* ------------------------------------------------------------------------- * 563/* ------------------------------------------------------------------------- *
375 * PRIVILEGED OPERATIONS * 564 * PRIVILEGED OPERATIONS *
376 * ------------------------------------------------------------------------- */ 565 * ------------------------------------------------------------------------- */
377/* take care of suid/sgid super-user (root) privileges */ 566/* take care of suid/sgid super-user (root) privileges */
378/* INTPROTO */
379void 567void
380rxvt_privileges(pR_ int mode) 568rxvt_privileges (rxvt_privaction action)
381{ 569{
570#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
571 static uid_t euid;
572 static gid_t egid;
573#endif
574
382#if ! defined(__CYGWIN32__) 575#if ! defined(__CYGWIN32__)
383# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 576# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384/* setreuid() is the poor man's setuid(), seteuid() */ 577 /* setreuid () is the poor man's setuid (), seteuid () */
385# define seteuid(a) setreuid(-1, (a)) 578# define seteuid(a) setreuid(-1, (a))
386# define setegid(a) setregid(-1, (a)) 579# define setegid(a) setregid(-1, (a))
387# define HAVE_SETEUID 580# define HAVE_SETEUID
388# endif 581# endif
389# ifdef HAVE_SETEUID 582# ifdef HAVE_SETEUID
390 switch (mode) { 583 switch (action)
584 {
391 case IGNORE: 585 case IGNORE:
392 /* 586 /*
393 * change effective uid/gid - not real uid/gid - so we can switch 587 * change effective uid/gid - not real uid/gid - so we can switch
394 * back to root later, as required 588 * back to root later, as required
395 */ 589 */
396 seteuid(getuid()); 590 seteuid (getuid ());
397 setegid(getgid()); 591 setegid (getgid ());
398 break; 592 break;
399 case SAVE: 593 case SAVE:
400 R->euid = geteuid(); 594 euid = geteuid ();
401 R->egid = getegid(); 595 egid = getegid ();
402 break; 596 break;
403 case RESTORE: 597 case RESTORE:
404 seteuid(R->euid); 598 seteuid (euid);
405 setegid(R->egid); 599 setegid (egid);
406 break; 600 break;
407 } 601 }
408# else 602# else
409 switch (mode) { 603 switch (action)
604 {
410 case IGNORE: 605 case IGNORE:
411 setuid(getuid()); 606 setuid (getuid ());
412 setgid(getgid()); 607 setgid (getgid ());
413 /* FALLTHROUGH */ 608 /* FALLTHROUGH */
414 case SAVE: 609 case SAVE:
415 /* FALLTHROUGH */ 610 /* FALLTHROUGH */
416 case RESTORE: 611 case RESTORE:
417 break; 612 break;
418 } 613 }
419# endif 614# endif
420#endif 615#endif
421} 616}
422 617
423#ifdef UTMP_SUPPORT 618#ifdef UTMP_SUPPORT
424/* EXTPROTO */
425void 619void
426rxvt_privileged_utmp(pR_ char action) 620rxvt_term::privileged_utmp (rxvt_privaction action)
427{ 621{
428 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429 action, R->next_utmp_action, getpid()));
430 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431 || (R->Options & Opt_utmpInhibit) 622 if ((options & Opt_utmpInhibit)
432 || R->ttydev == NULL || *R->ttydev == '\0') 623 || !pty.name || !*pty.name)
433 return; 624 return;
434 625
435 rxvt_privileges(aR_ RESTORE); 626 rxvt_privileges (RESTORE);
627
436 if (action == SAVE) { 628 if (action == SAVE)
437 R->next_utmp_action = RESTORE; 629 makeutent (pty.name, rs[Rs_display_name]);
438 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 630 else
439 } else { /* action == RESTORE */ 631 cleanutent ();
440 R->next_utmp_action = IGNORE; 632
441 rxvt_cleanutent(aR);
442 }
443 rxvt_privileges(aR_ IGNORE); 633 rxvt_privileges (IGNORE);
444}
445#endif
446
447#ifndef NO_SETOWNER_TTYDEV
448/* EXTPROTO */
449void
450rxvt_privileged_ttydev(pR_ char action)
451{
452 D_MAIN((stderr,
453 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454 action, R->next_tty_action, getpid()));
455 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456 || R->ttydev == NULL || *R->ttydev == '\0')
457 return;
458
459 rxvt_privileges(aR_ RESTORE);
460
461 if (action == SAVE) {
462 R->next_tty_action = RESTORE;
463# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466 R->next_tty_action = IGNORE;
467 else
468# endif
469 {
470 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471 chmod(R->ttydev, R->ttymode);
472# ifdef HAVE_REVOKE
473 revoke(R->ttydev);
474# endif
475 }
476 } else { /* action == RESTORE */
477 R->next_tty_action = IGNORE;
478# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479 chmod(R->ttydev, R->ttyfd_stat.st_mode);
480 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481# else
482 chmod(R->ttydev,
483 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484 chown(R->ttydev, 0, 0);
485# endif
486 }
487
488 rxvt_privileges(aR_ IGNORE);
489
490# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492 action == RESTORE ? "Restoring" : (action ==
493 SAVE ? "Saving" :
494 "UNKNOWN ERROR for"), R->ttydev,
495 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496 R->ttyfd_stat.st_gid));
497# endif
498} 634}
499#endif 635#endif
500 636
501/*----------------------------------------------------------------------*/ 637/*----------------------------------------------------------------------*/
502/* 638/*
503 * window size/position calculcations for XSizeHint and other storage. 639 * window size/position calculcations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 640 * if width/height are non-zero then override calculated width/height
505 */ 641 */
506/* EXTPROTO */
507void 642void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 643rxvt_term::window_calc (unsigned int width, unsigned int height)
509{ 644{
510 short recalc_x, recalc_y; 645 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 646 int x, y, sb_w, mb_h, flags;
512 unsigned int w, h; 647 unsigned int w, h;
513 unsigned int max_width, max_height; 648 unsigned int max_width, max_height;
649 dDisp;
514 650
515 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 651 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 652 TermWin.ncol, TermWin.nrow, szHint.width,
517 R->szHint.height)); 653 szHint.height));
518 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 654 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 655 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 656 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 657
522 recalc_x = recalc_y = 0; 658 recalc_x = recalc_y = 0;
523 flags = 0; 659 flags = 0;
524 if (!R->parsed_geometry) { 660 if (!parsed_geometry)
661 {
525 R->parsed_geometry = 1; 662 parsed_geometry = 1;
526 if (R->rs[Rs_geometry]) 663 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 664 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
528 if (flags & WidthValue) { 665 if (flags & WidthValue)
666 {
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 667 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
530 R->szHint.flags |= USSize; 668 szHint.flags |= USSize;
531 } 669 }
532 if (flags & HeightValue) { 670 if (flags & HeightValue)
671 {
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 672 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
534 R->szHint.flags |= USSize; 673 szHint.flags |= USSize;
535 } 674 }
536 if (flags & XValue) { 675 if (flags & XValue)
676 {
537 R->szHint.x = x; 677 szHint.x = x;
538 R->szHint.flags |= USPosition; 678 szHint.flags |= USPosition;
539 if (flags & XNegative) { 679 if (flags & XNegative)
680 {
540 recalc_x = 1; 681 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 682 szHint.win_gravity = NorthEastGravity;
542 } 683 }
543 } 684 }
544 if (flags & YValue) { 685 if (flags & YValue)
686 {
545 R->szHint.y = y; 687 szHint.y = y;
546 R->szHint.flags |= USPosition; 688 szHint.flags |= USPosition;
547 if (flags & YNegative) { 689 if (flags & YNegative)
690 {
548 recalc_y = 1; 691 recalc_y = 1;
549 if (R->szHint.win_gravity == NorthEastGravity) 692 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 693 szHint.win_gravity = SouthEastGravity;
551 else 694 else
552 R->szHint.win_gravity = SouthWestGravity; 695 szHint.win_gravity = SouthWestGravity;
553 } 696 }
554 } 697 }
555 } 698 }
699
556/* TODO: BOUNDS */ 700 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 701 TermWin.width = TermWin.ncol * TermWin.fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 702 TermWin.height = TermWin.nrow * TermWin.fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 703 max_width = MAX_COLS * TermWin.fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 704 max_height = MAX_ROWS * TermWin.fheight;
561 705
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 706 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
563 707
564 sb_w = mb_h = 0; 708 sb_w = mb_h = 0;
565 R->window_vt_x = R->window_vt_y = 0; 709 window_vt_x = window_vt_y = TermWin.int_bwidth;
710
566 if (scrollbar_visible(R)) { 711 if (scrollbar_visible ())
712 {
567 sb_w = scrollbar_TotalWidth(); 713 sb_w = scrollbar_TotalWidth ();
568 R->szHint.base_width += sb_w; 714 szHint.base_width += sb_w;
569 if (!(R->Options & Opt_scrollBar_right)) 715 if (!(options & Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 716 window_vt_x += sb_w;
571 } 717 }
718
572 if (menubar_visible(R)) { 719 if (menubar_visible ())
720 {
573 mb_h = menuBar_TotalHeight(); 721 mb_h = menuBar_TotalHeight ();
574 R->szHint.base_height += mb_h; 722 szHint.base_height += mb_h;
575 R->window_vt_y = mb_h; 723 window_vt_y += mb_h;
576 } 724 }
725
577 R->szHint.width_inc = R->TermWin.fwidth; 726 szHint.width_inc = TermWin.fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 727 szHint.height_inc = TermWin.fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 728 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 729 szHint.min_height = szHint.base_height + szHint.height_inc;
581 730
582 if (width && width - R->szHint.base_width < max_width) { 731 if (width && width - szHint.base_width < max_width)
732 {
583 R->szHint.width = width; 733 szHint.width = width;
584 R->TermWin.width = width - R->szHint.base_width; 734 TermWin.width = width - szHint.base_width;
585 } else { 735 }
736 else
737 {
586 MIN_IT(R->TermWin.width, max_width); 738 MIN_IT (TermWin.width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 739 szHint.width = szHint.base_width + TermWin.width;
588 } 740 }
741
589 if (height && height - R->szHint.base_height < max_height) { 742 if (height && height - szHint.base_height < max_height)
743 {
590 R->szHint.height = height; 744 szHint.height = height;
591 R->TermWin.height = height - R->szHint.base_height; 745 TermWin.height = height - szHint.base_height;
592 } else { 746 }
747 else
748 {
593 MIN_IT(R->TermWin.height, max_height); 749 MIN_IT (TermWin.height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 750 szHint.height = szHint.base_height + TermWin.height;
595 } 751 }
752
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 753 if (scrollbar_visible () && (options & Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w; 754 window_sb_x = szHint.width - sb_w;
598 755
599 if (recalc_x) 756 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 757 szHint.x += (DisplayWidth (disp, display->screen)
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 758 - szHint.width - 2 * TermWin.ext_bwidth);
602 if (recalc_y) 759 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 760 szHint.y += (DisplayHeight (disp, display->screen)
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth); 761 - szHint.height - 2 * TermWin.ext_bwidth);
605 762
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 763 TermWin.ncol = TermWin.width / TermWin.fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 764 TermWin.nrow = TermWin.height / TermWin.fheight;
608 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 765 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 766 TermWin.ncol, TermWin.nrow, szHint.width,
610 R->szHint.height)); 767 szHint.height));
611 return; 768 return;
612} 769}
613 770
614/*----------------------------------------------------------------------*/ 771/*----------------------------------------------------------------------*/
615/* 772/*
616 * Tell the teletype handler what size the window is. 773 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 774 * Called after a window size change.
618 */ 775 */
619/* EXTPROTO */
620void 776void
621rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 777rxvt_term::tt_winch ()
622{ 778{
779 if (pty.pty < 0)
780 return;
781
623 struct winsize ws; 782 struct winsize ws;
624 783
625 if (fd < 0)
626 return;
627 ws.ws_col = col; 784 ws.ws_col = TermWin.ncol;
628 ws.ws_row = row; 785 ws.ws_row = TermWin.nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 786 ws.ws_xpixel = TermWin.width;
630#ifndef DEBUG_SIZE 787 ws.ws_ypixel = TermWin.height;
631 (void)ioctl(fd, TIOCSWINSZ, &ws); 788 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
632#else 789
633 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 790#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 791 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635 }
636# ifdef SIGWINCH
637 else if (pid) /* force through to the command */ 792 if (cmd_pid) /* force through to the command */
638 kill(pid, SIGWINCH); 793 kill (cmd_pid, SIGWINCH);
639# endif
640#endif 794#endif
641} 795}
642 796
643/*----------------------------------------------------------------------*/ 797/*----------------------------------------------------------------------*/
644/* rxvt_change_font() - Switch to a new font */ 798/* set_fonts () - load and set the various fonts
645/* 799/*
646 * init = 1 - initialize 800 * init = 1 - initialize
647 * 801 *
648 * fontname == FONT_UP - switch to bigger font 802 * fontname == FONT_UP - switch to bigger font
649 * fontname == FONT_DN - switch to smaller font 803 * fontname == FONT_DN - switch to smaller font
650 */ 804 */
651/* EXTPROTO */ 805bool
652void 806rxvt_term::set_fonts ()
653rxvt_change_font(pR_ int init, const char *fontname)
654{ 807{
655} 808 rxvt_fontset *fs = new rxvt_fontset (this);
809 rxvt_fontprop prop;
656 810
657/* INTPROTO */ 811 if (!fs
658void 812 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659rxvt_font_up_down(pR_ int n, int direction) 813 || !fs->realize_font (1))
814 {
815 delete fs;
816 return false;
817 }
818
819#if ENABLE_STYLES
820 for (int i = RS_styleCount; --i; )
821 if (TermWin.fontset[i] != TermWin.fontset[0])
822 delete TermWin.fontset[i];
823#endif
824
825 delete TermWin.fontset[0];
826 TermWin.fontset[0] = fs;
827
828 prop = (*fs)[1]->properties ();
829 prop.height += TermWin.lineSpace;
830 fs->set_prop (prop);
831
832 TermWin.fwidth = prop.width;
833 TermWin.fheight = prop.height;
834 TermWin.fweight = prop.weight;
835 TermWin.fslant = prop.slant;
836 TermWin.fbase = (*fs)[1]->ascent;
837
838 for (int style = 1; style < 4; style++)
839 {
840#if ENABLE_STYLES
841 const char *res = rs[Rs_font + style];
842
843 if (res && !*res)
844 TermWin.fontset[style] = TermWin.fontset[0];
845 else
846 {
847 TermWin.fontset[style] = fs = new rxvt_fontset (this);
848 rxvt_fontprop prop2 = prop;
849
850 if (res)
851 prop2.weight = prop2.slant = rxvt_fontprop::unset;
852 else
853 {
854 res = TermWin.fontset[0]->fontdesc;
855
856 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
857 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
858 }
859
860 fs->populate (res);
861 fs->set_prop (prop2);
862 }
863#else
864 TermWin.fontset[style] = TermWin.fontset[0];
865#endif
866 }
867
868 if (TermWin.parent[0])
869 {
870 resize_all_windows (0, 0, 0);
871 scr_remap_chars ();
872 scr_touch (true);
873 }
874
875 return true;
876}
877
878void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660{ 879{
880 // TODO: SMART_WINDOW_TITLE
881 XChangeProperty (display->display, TermWin.parent[0],
882 prop, XA_STRING, 8, PropModeReplace,
883 (const unsigned char *)str, len >= 0 ? len : strlen (str));
884}
885
886void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
887{
888 // TODO: SMART_WINDOW_TITLE
889 wchar_t *ws = rxvt_mbstowcs (str, len);
890 char *s = rxvt_wcstoutf8 (ws);
891
892 XChangeProperty (display->display, TermWin.parent[0],
893 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
894 (const unsigned char *)s, strlen (s));
895
896 free (s);
897 free (ws);
661} 898}
662 899
663/*----------------------------------------------------------------------*/ 900/*----------------------------------------------------------------------*/
664/*----------------------------------------------------------------------*/ 901/*----------------------------------------------------------------------*/
665/* xterm sequences - title, iconName, color (exptl) */ 902/* xterm sequences - title, iconName, color (exptl) */
666/* EXTPROTO */
667void 903void
668rxvt_set_title(pR_ const char *str) 904rxvt_term::set_title (const char *str)
669{ 905{
670#ifndef SMART_WINDOW_TITLE 906 set_string_property (XA_WM_NAME, str);
671 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 907#if ENABLE_FRILLS
672#else 908 set_utf8_property (xa[XA_NET_WM_NAME], str);
673 char *name;
674
675 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676 name = NULL;
677 if (name == NULL || STRCMP(name, str))
678 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679 if (name)
680 XFree(name);
681#endif 909#endif
682} 910}
683 911
684/* EXTPROTO */
685void 912void
686rxvt_set_iconName(pR_ const char *str) 913rxvt_term::set_icon_name (const char *str)
687{ 914{
688#ifndef SMART_WINDOW_TITLE 915 set_string_property (XA_WM_ICON_NAME, str);
689 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 916#if ENABLE_FRILLS
690#else 917 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
691 char *name;
692
693 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif 918#endif
700} 919}
701 920
702#ifdef XTERM_COLOR_CHANGE 921#ifdef XTERM_COLOR_CHANGE
703/* EXTPROTO */
704void 922void
705rxvt_set_window_color(pR_ int idx, const char *color) 923rxvt_term::set_window_color (int idx, const char *color)
706{ 924{
707 rxvt_color xcol; 925 rxvt_color xcol;
708 int i; 926 int i;
709 927
710 if (color == NULL || *color == '\0') 928 if (color == NULL || *color == '\0')
711 return; 929 return;
712 930
713/* handle color aliases */ 931 /* handle color aliases */
714 if (isdigit(*color)) { 932 if (isdigit (*color))
933 {
715 i = atoi(color); 934 i = atoi (color);
935
936 if (i >= 8 && i <= 15)
716 if (i >= 8 && i <= 15) { /* bright colors */ 937 { /* bright colors */
717 i -= 8; 938 i -= 8;
718# ifndef NO_BRIGHTCOLOR 939# ifndef NO_BRIGHTCOLOR
719 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 940 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
720 SET_PIXCOLOR(R, idx); 941 SET_PIXCOLOR (idx);
721 goto Done; 942 goto Done;
722# endif 943# endif
723 } 944 }
724 if (i >= 0 && i <= 7) { /* normal colors */ 945
725 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 946 if (i >= 0 && i <= 7)
947 { /* normal colors */
948 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
726 SET_PIXCOLOR(R, idx); 949 SET_PIXCOLOR (idx);
727 goto Done; 950 goto Done;
728 } 951 }
729 } 952 }
953
730 if (!rxvt_rXParseAllocColor(aR_ & xcol, color)) 954 if (!rXParseAllocColor (&xcol, color))
731 return; 955 return;
732/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733 956
734/* 957 /* XStoreColor (display->display, display->cmap, XColor*); */
958
959 /*
735 * FIXME: should free colors here, but no idea how to do it so instead, 960 * FIXME: should free colors here, but no idea how to do it so instead,
736 * so just keep gobbling up the colormap 961 * so just keep gobbling up the colormap
737 */ 962 */
738# if 0 963# if 0
739 for (i = Color_Black; i <= Color_White; i++) 964 for (i = Color_Black; i <= Color_White; i++)
740 if (R->PixColors[idx] == R->PixColors[i]) 965 if (pix_colors[idx] == pix_colors[i])
741 break; 966 break;
742 if (i > Color_White) { 967 if (i > Color_White)
968 {
743 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */ 969 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
744 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1, 970 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
745 DisplayPlanes(R->Xdisplay, Xscreen)); 971 DisplayPlanes (display->display, display->screen));
746 } 972 }
747# endif 973# endif
748 974
749 R->PixColors[idx] = xcol; 975 pix_colors_focused[idx] = xcol;
750 SET_PIXCOLOR(R, idx); 976 SET_PIXCOLOR (idx);
751 977
752/* XSetWindowAttributes attr; */ 978 /* XSetWindowAttributes attr; */
753/* Cursor cursor; */ 979 /* Cursor cursor; */
754 Done: 980Done:
755 if (idx == Color_bg && !(R->Options & Opt_transparent)) 981#ifdef OFF_FOCUS_FADING
756 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 982 if (rs[Rs_fade])
757 R->PixColors[Color_bg]); 983 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
984#endif
758 985
759/* handle Color_BD, scrollbar background, etc. */ 986 /*TODO: handle Color_BD, scrollbar background, etc. */
760 987
761 rxvt_set_colorfgbg(aR);
762 rxvt_recolour_cursor(aR); 988 recolour_cursor ();
763/* the only reasonable way to enforce a clean update */ 989 scr_recolour ();
764 rxvt_scr_poweron(aR);
765} 990}
766 991
767#else 992#else
768# define rxvt_set_window_color(aR_ idx,color) ((void)0) 993# define set_window_color (idx,color) ((void)0)
769#endif /* XTERM_COLOR_CHANGE */ 994#endif /* XTERM_COLOR_CHANGE */
770 995
771/* EXTPROTO */
772void 996void
773rxvt_recolour_cursor(pR) 997rxvt_term::recolour_cursor ()
774{ 998{
775 rxvt_color xcol[2]; 999 XColor xcol[2];
776 1000
777#if TODO 1001 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
778 xcol[0] = R->PixColors[Color_pointer]; 1002 ? pix_colors_focused[Color_pointer_fg]
779 xcol[1] = R->PixColors[Color_bg]; 1003 : pix_colors_focused[Color_fg];
780 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1004 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1005 ? pix_colors_focused[Color_pointer_bg]
1006 : pix_colors_focused[Color_bg];
1007
1008 XQueryColors (display->display, display->cmap, xcol, 2);
781 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1009 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
782#endif
783} 1010}
784 1011
785/*----------------------------------------------------------------------*/ 1012/*----------------------------------------------------------------------*/
786/* 1013/*
787 * find if fg/bg matches any of the normal (low-intensity) colors 1014 * find if fg/bg matches any of the normal (low-intensity) colors
788 */ 1015 */
789/* INTPROTO */
790void 1016void
791rxvt_set_colorfgbg(pR) 1017rxvt_term::set_colorfgbg ()
792{ 1018{
793 unsigned int i; 1019 unsigned int i;
794 const char *xpmb = "\0"; 1020 const char *xpmb = "\0";
795 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1021 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796 1022
797 R->env_colorfgbg =
798 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1023 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
799 STRCPY(fstr, "default"); 1024 strcpy (fstr, "default");
800 STRCPY(bstr, "default"); 1025 strcpy (bstr, "default");
801 for (i = Color_Black; i <= Color_White; i++) 1026 for (i = Color_Black; i <= Color_White; i++)
802 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1027 if (pix_colors[Color_fg] == pix_colors[i])
1028 {
803 sprintf(fstr, "%d", (i - Color_Black)); 1029 sprintf (fstr, "%d", (i - Color_Black));
804 break; 1030 break;
805 } 1031 }
1032
806 for (i = Color_Black; i <= Color_White; i++) 1033 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1034 if (pix_colors[Color_bg] == pix_colors[i])
1035 {
808 sprintf(bstr, "%d", (i - Color_Black)); 1036 sprintf (bstr, "%d", (i - Color_Black));
809#ifdef XPM_BACKGROUND 1037#ifdef XPM_BACKGROUND
810 xpmb = "default;"; 1038 xpmb = "default;";
811#endif 1039#endif
812 break; 1040 break;
813 } 1041 }
1042
814 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1043 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815 putenv(R->env_colorfgbg);
816
817#ifndef NO_BRIGHTCOLOR
818 R->colorfgbg = DEFAULT_RSTYLE;
819 for (i = minCOLOR; i <= maxCOLOR; i++) {
820 if (R->PixColors[Color_fg] == R->PixColors[i])
821 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822 if (R->PixColors[Color_bg] == R->PixColors[i])
823 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824 }
825#endif
826} 1044}
827 1045
828/*----------------------------------------------------------------------*/ 1046/*----------------------------------------------------------------------*/
829/*
830 * Colour determination for low colour displays, routine from
831 * Hans de Goede <hans@highrise.nl>
832 */
833 1047
834/* EXTPROTO */
835int 1048int
836rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1049rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
837{ 1050{
838 screen_in_out->set(aR_ colour);
839
840 if (!screen_in_out->set(aR_ colour)) { 1051 if (!screen_in_out->set (display, colour))
841 rxvt_print_error("can't allocate colour: %s", colour); 1052 {
1053 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
842 return false; 1054 return false;
843 } 1055 }
844 1056
845 return true; 1057 return true;
846} 1058}
847 1059
848/* -------------------------------------------------------------------- * 1060/* -------------------------------------------------------------------- *
849 * - WINDOW RESIZING - * 1061 * - WINDOW RESIZING - *
850 * -------------------------------------------------------------------- */ 1062 * -------------------------------------------------------------------- */
851/* EXTPROTO */
852void 1063void
853rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1064rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
854 int ignoreparent)
855{ 1065{
856 int fix_screen; 1066 int fix_screen;
857
858#ifdef SMART_RESIZE 1067#ifdef SMART_RESIZE
859 int old_width = R->szHint.width, old_height = R->szHint.height; 1068 int old_width = szHint.width, old_height = szHint.height;
860#endif 1069#endif
1070 dDisp;
861 1071
862 rxvt_window_calc(aR_ width, height); 1072 window_calc (width, height);
863 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); 1073 XSetWMNormalHints (disp, TermWin.parent[0], &szHint);
1074
864 if (!ignoreparent) { 1075 if (!ignoreparent)
1076 {
865#ifdef SMART_RESIZE 1077#ifdef SMART_RESIZE
866/* 1078 /*
867 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1079 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868 * reposition window on resize depending on placement on screen 1080 * reposition window on resize depending on placement on screen
869 */ 1081 */
870 int x, y, x1, y1; 1082 int x, y, x1, y1;
871 int dx, dy; 1083 int dx, dy;
872 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1084 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873 Window unused_cr; 1085 Window unused_cr;
874 1086
875 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1087 XTranslateCoordinates (disp, TermWin.parent[0], display->root,
876 0, 0, &x, &y, &unused_cr); 1088 0, 0, &x, &y, &unused_cr);
877 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1089 XGetGeometry (disp, TermWin.parent[0], &unused_cr, &x1, &y1,
878 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1090 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
879 /* 1091 /*
880 * if Xroot isn't the parent window, a WM will probably have offset 1092 * if display->root isn't the parent window, a WM will probably have offset
881 * our position for handles and decorations. Counter it 1093 * our position for handles and decorations. Counter it
882 */ 1094 */
883 if (x1 != x || y1 != y) { 1095 if (x1 != x || y1 != y)
1096 {
884 x -= x1; 1097 x -= x1;
885 y -= y1; 1098 y -= y1;
886 } 1099 }
887 1100
888 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1101 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
889 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1102 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
890 dx = old_width - R->szHint.width; 1103 dx = old_width - szHint.width;
891 dy = old_height - R->szHint.height; 1104 dy = old_height - szHint.height;
892 1105
893 /* Check position of the center of the window */ 1106 /* Check position of the center of the window */
894 if (x < x1) /* left half */ 1107 if (x < x1) /* left half */
895 dx = 0; 1108 dx = 0;
896 else if (x == x1) /* exact center */ 1109 else if (x == x1) /* exact center */
897 dx /= 2; 1110 dx /= 2;
898 if (y < y1) /* top half */ 1111 if (y < y1) /* top half */
899 dy = 0; 1112 dy = 0;
900 else if (y == y1) /* exact center */ 1113 else if (y == y1) /* exact center */
901 dy /= 2; 1114 dy /= 2;
902 1115
903 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1116 XMoveResizeWindow (disp, TermWin.parent[0], x + dx, y + dy,
904 R->szHint.width, R->szHint.height); 1117 szHint.width, szHint.height);
905#else 1118#else
906 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1119 XResizeWindow (disp, TermWin.parent[0], szHint.width, szHint.height);
907 R->szHint.height);
908#endif 1120#endif
909 } 1121 }
910 1122
911 fix_screen = (R->TermWin.ncol != R->prev_ncol 1123 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
912 || R->TermWin.nrow != R->prev_nrow); 1124
913 if (fix_screen || width != R->old_width || height != R->old_height) { 1125 if (fix_screen || width != old_width || height != old_height)
1126 {
914 if (scrollbar_visible(R)) { 1127 if (scrollbar_visible ())
1128 {
915 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1129 XMoveResizeWindow (disp, scrollBar.win,
1130 window_sb_x, 0,
916 0, scrollbar_TotalWidth(), R->szHint.height); 1131 scrollbar_TotalWidth (), szHint.height);
917 rxvt_Resize_scrollBar(aR); 1132 resize_scrollbar ();
918 } 1133 }
1134
919 if (menubar_visible(R)) 1135 if (menubar_visible ())
920 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1136 XMoveResizeWindow (disp, menuBar.win,
1137 window_vt_x, 0,
921 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1138 TermWin_TotalWidth (), menuBar_TotalHeight ());
922 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x, 1139
923 R->window_vt_y, TermWin_TotalWidth(), 1140 XMoveResizeWindow (disp, TermWin.vt,
1141 window_vt_x, window_vt_y,
924 TermWin_TotalHeight()); 1142 TermWin_TotalWidth (), TermWin_TotalHeight ());
925#ifdef RXVT_GRAPHICS 1143
926 if (R->old_height)
927 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928 R->old_height - R->szHint.base_height);
929#endif
930 rxvt_scr_clear(aR); 1144 scr_clear ();
931#ifdef XPM_BACKGROUND 1145#ifdef XPM_BACKGROUND
932 rxvt_resize_pixmap(aR); 1146 resize_pixmap ();
933#endif 1147#endif
934 } 1148 }
935 1149
936 if (fix_screen || R->old_height == 0) { 1150 if (fix_screen || old_height == 0)
1151 {
937 int curr_screen = -1; 1152 int curr_screen = -1;
938 uint16_t old_ncol = R->prev_ncol; 1153 int old_ncol = prev_ncol;
939 1154
940 /* scr_reset only works on the primary screen */ 1155 /* scr_reset only works on the primary screen */
941 if (R->old_height) /* this is not the first time through */ 1156 if (old_height) /* this is not the first time through */
1157 {
1158 unsigned int ncol = TermWin.ncol;
1159 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
942 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1160 curr_screen = scr_change_screen (PRIMARY);
943 rxvt_scr_reset(aR); 1161 TermWin.ncol = ncol;
944 if (curr_screen >= 0) { /* this is not the first time through */
945 rxvt_scr_change_screen(aR_ curr_screen);
946 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947 } 1162 }
948 }
949 1163
1164 scr_reset ();
1165
1166 if (curr_screen >= 0) /* this is not the first time through */
1167 {
1168 scr_change_screen (curr_screen);
1169 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1170 }
1171 }
1172
950 R->old_width = R->szHint.width; 1173 old_width = szHint.width;
951 R->old_height = R->szHint.height; 1174 old_height = szHint.height;
1175
1176#ifdef XPM_BACKGROUND
1177 if (TermWin.pixmap)
1178 scr_touch (false);
1179#endif
952 1180
953#ifdef USE_XIM 1181#ifdef USE_XIM
954 rxvt_IMSetStatusPosition(aR); 1182 IMSetStatusPosition ();
955#endif 1183#endif
956} 1184}
957 1185
958/* 1186/*
959 * Set the width/height of the vt window in characters. Units are pixels. 1187 * Set the width/height of the vt window in characters. Units are pixels.
960 * good for toggling 80/132 columns 1188 * good for toggling 80/132 columns
961 */ 1189 */
962/* EXTPROTO */
963void 1190void
964rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1191rxvt_term::set_widthheight (unsigned int width, unsigned int height)
965{ 1192{
966 XWindowAttributes wattr; 1193 XWindowAttributes wattr;
967 1194
968 if (width == 0 || height == 0) { 1195 if (width == 0 || height == 0)
1196 {
969 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1197 XGetWindowAttributes (display->display, display->root, &wattr);
970 if (width == 0) 1198 if (width == 0)
971 width = wattr.width - R->szHint.base_width; 1199 width = wattr.width - szHint.base_width;
972 if (height == 0) 1200 if (height == 0)
973 height = wattr.height - R->szHint.base_height; 1201 height = wattr.height - szHint.base_height;
974 } 1202 }
1203
975 if (width != R->TermWin.width || height != R->TermWin.height) { 1204 if (width != TermWin.width || height != TermWin.height)
1205 {
976 width += R->szHint.base_width; 1206 width += szHint.base_width;
977 height += R->szHint.base_height; 1207 height += szHint.base_height;
978 rxvt_resize_all_windows(aR_ width, height, 0); 1208 resize_all_windows (width, height, 0);
979 } 1209 }
980} 1210}
981 1211
982/* -------------------------------------------------------------------- * 1212/* -------------------------------------------------------------------- *
983 * - X INPUT METHOD ROUTINES - * 1213 * - X INPUT METHOD ROUTINES - *
984 * -------------------------------------------------------------------- */ 1214 * -------------------------------------------------------------------- */
985#ifdef USE_XIM 1215#ifdef USE_XIM
986/* INTPROTO */
987void
988rxvt_setSize(pR_ XRectangle * size)
989{
990 size->x = R->TermWin.int_bwidth;
991 size->y = R->TermWin.int_bwidth;
992 size->width = Width2Pixel(R->TermWin.ncol);
993 size->height = Height2Pixel(R->TermWin.nrow);
994}
995 1216
996/* INTPROTO */
997void 1217void
998rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1218rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999{ 1219{
1000 *fg = R->PixColors[Color_fg]; 1220 fg = pix_colors[Color_fg];
1001 *bg = R->PixColors[Color_bg]; 1221 bg = pix_colors[Color_bg];
1222}
1223
1224void
1225rxvt_term::im_set_size (XRectangle &size)
1226{
1227 // the int_bwidth terms make no sense to me
1228 size.x = TermWin.int_bwidth;
1229 size.y = TermWin.int_bwidth;
1230 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1231 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1232}
1233
1234void
1235rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1236 XRectangle &status_rect,
1237 const XRectangle &needed_rect)
1238{
1239 preedit_rect.x = needed_rect.width;
1240 preedit_rect.y = 0;
1241 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1242 preedit_rect.height = TermWin.fheight;
1243
1244 status_rect.x = 0;
1245 status_rect.y = 0;
1246 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1247 status_rect.height = TermWin.fheight;
1002} 1248}
1003 1249
1004/* Checking whether input method is running. */ 1250/* Checking whether input method is running. */
1005/* INTPROTO */
1006Bool 1251bool
1007rxvt_IMisRunning(pR) 1252rxvt_term::IMisRunning ()
1008{ 1253{
1009 char *p; 1254 char *p;
1010 Atom atom; 1255 Atom atom;
1011 Window win; 1256 Window win;
1012 char server[IMBUFSIZ]; 1257 char server[IMBUFSIZ];
1013 1258
1014/* get current locale modifier */ 1259 /* get current locale modifier */
1015 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1260 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1261 {
1016 STRCPY(server, "@server="); 1262 strcpy (server, "@server=");
1017 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1263 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1264
1018 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1265 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019 *p = '\0'; 1266 *p = '\0';
1020 1267
1021 atom = XInternAtom(R->Xdisplay, server, False); 1268 atom = XInternAtom (display->display, server, False);
1022 win = XGetSelectionOwner(R->Xdisplay, atom); 1269 win = XGetSelectionOwner (display->display, atom);
1270
1023 if (win != None) 1271 if (win != None)
1024 return True; 1272 return True;
1025 } 1273 }
1274
1026 return False; 1275 return False;
1027} 1276}
1028 1277
1029/* EXTPROTO */
1030void 1278void
1031rxvt_IMSendSpot(pR) 1279rxvt_term::IMSendSpot ()
1032{ 1280{
1033 XPoint spot; 1281 XPoint nspot;
1034 XVaNestedList preedit_attr; 1282 XVaNestedList preedit_attr;
1035 1283
1036 if (R->Input_Context == NULL 1284 if (!Input_Context
1285 || !TermWin.focus
1037 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1286 || !(input_style & XIMPreeditPosition))
1038 || !(R->event_type == KeyPress
1039 || R->event_type == Expose
1040 || R->event_type == NoExpose
1041 || R->event_type == SelectionNotify
1042 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1043 || !rxvt_IMisRunning(aR))
1044 return; 1287 return;
1045 1288
1046 rxvt_setPosition(aR_ & spot); 1289 im_set_position (nspot);
1047 1290
1291 if (nspot.x == spot.x && nspot.y == spot.y)
1292 return;
1293
1294 spot = nspot;
1295
1048 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1296 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1297 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050 XFree(preedit_attr); 1298 XFree (preedit_attr);
1051} 1299}
1052 1300
1053/* EXTPROTO */
1054void 1301void
1055rxvt_setTermFontSet(pR_ int idx) 1302rxvt_term::im_destroy ()
1056{ 1303{
1057 char *string; 1304 if (input_method)
1058 long length;
1059 int success = 0;
1060
1061 if (idx < 0 || idx >= MAX_NFONTS)
1062 return;
1063}
1064
1065/* INTPROTO */
1066void
1067rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068 XRectangle * needed_rect)
1069{
1070 int mbh, vtx = 0;
1071
1072 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073 vtx = scrollbar_TotalWidth();
1074 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075 mbh -= R->TermWin.lineSpace;
1076
1077 preedit_rect->x = needed_rect->width + vtx;
1078 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081 + vtx;
1082 preedit_rect->height = Height2Pixel(1);
1083
1084 status_rect->x = vtx;
1085 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087 status_rect->width = needed_rect->width ? needed_rect->width
1088 : Width2Pixel(R->TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090}
1091
1092/* ARGSUSED */
1093/* INTPROTO */
1094void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{
1099 dR;
1100
1101 R->Input_Context = NULL;
1102/* To avoid Segmentation Fault in C locale: Solaris only? */
1103 if (STRCMP(R->locale, "C"))
1104 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105 rxvt_IMInstantiateCallback, NULL);
1106}
1107
1108/*
1109 * X manual pages and include files don't match on some systems:
1110 * some think this is an XIDProc and others an XIMProc so we can't
1111 * use the first argument - need to update this to be nice for
1112 * both types via some sort of configure detection
1113 */
1114/* ARGSUSED */
1115/* EXTPROTO */
1116void
1117rxvt_IMInstantiateCallback(Display * unused
1118 __attribute__ ((unused)), XPointer client_data
1119 __attribute__ ((unused)), XPointer call_data
1120 __attribute__ ((unused)))
1121{
1122 dR;
1123 int i, found, had_im;
1124 const char *p;
1125 char **s;
1126 char buf[IMBUFSIZ];
1127
1128 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1129 if (R->Input_Context)
1130 return;
1131
1132 found = had_im = 0;
1133 p = R->rs[Rs_inputMethod];
1134 if (p && *p) {
1135 had_im = 1;
1136 s = rxvt_splitcommastring(p);
1137 for (i = 0; s[i]; i++) {
1138 if (*s[i]) {
1139 STRCPY(buf, "@im=");
1140 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1141 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1142 && (rxvt_IM_get_IC(aR) == True)) {
1143 found = 1;
1144 break;
1145 }
1146 }
1147 }
1148 for (i = 0; s[i]; i++)
1149 free(s[i]);
1150 free(s);
1151 } 1305 {
1152 if (found) 1306 if (Input_Context && input_method->xim)
1153 return; 1307 XDestroyIC (Input_Context);
1154 1308
1155/* try with XMODIFIERS env. var. */ 1309 display->put_xim (input_method);
1156 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1310 input_method = 0;
1157 rxvt_IM_get_IC(aR);
1158 return;
1159 } 1311 }
1160 1312
1161/* try with no modifiers base IF the user didn't specify an IM */ 1313 Input_Context = 0;
1162 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163 && rxvt_IM_get_IC(aR) == True)
1164 return;
1165} 1314}
1166 1315
1167/* 1316/*
1168 * Try to open a XIM with the current modifiers, then see if we can 1317 * Try to open a XIM with the current modifiers, then see if we can
1169 * open a suitable preedit type 1318 * open a suitable preedit type
1170 */ 1319 */
1171/* INTPROTO */
1172Bool 1320bool
1173rxvt_IM_get_IC(pR) 1321rxvt_term::IM_get_IC (const char *modifiers)
1174{ 1322{
1175 int i, j, found; 1323 int i, j, found;
1176 XIM xim; 1324 XIM xim;
1177 XPoint spot; 1325 XPoint spot;
1178 XRectangle rect, status_rect, needed_rect; 1326 XRectangle rect, status_rect, needed_rect;
1179 unsigned long fg, bg; 1327 unsigned long fg, bg;
1180 const char *p; 1328 const char *p;
1181 char **s; 1329 char **s;
1182 XIMStyles *xim_styles; 1330 XIMStyles *xim_styles;
1183 XVaNestedList preedit_attr, status_attr;
1184 XIMCallback ximcallback;
1185 1331
1332 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1333 return false;
1334
1186 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1335 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1187 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1336 input_method = display->get_xim (locale, modifiers);
1188 if (xim == NULL) 1337 if (input_method == NULL)
1189 return False; 1338 return false;
1190 1339
1340 xim = input_method->xim;
1341 spot.x = spot.y = -1;
1342
1191 xim_styles = NULL; 1343 xim_styles = NULL;
1192 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1344 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193 || !xim_styles || !xim_styles->count_styles) { 1345 || !xim_styles || !xim_styles->count_styles)
1194 XCloseIM(xim); 1346 {
1347 im_destroy ();
1195 return False; 1348 return false;
1349 }
1350
1351 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1352
1353 for (int pi = 0; pi < 2; pi++)
1196 } 1354 {
1355 p = pet[pi];
1197 1356
1198 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1357 if (!p)
1199 : "OverTheSpot,OffTheSpot,Root"; 1358 continue;
1359
1200 s = rxvt_splitcommastring(p); 1360 s = rxvt_splitcommastring (p);
1361
1201 for (i = found = 0; !found && s[i]; i++) { 1362 for (i = found = 0; !found && s[i]; i++)
1363 {
1202 if (!STRCMP(s[i], "OverTheSpot")) 1364 if (!strcmp (s[i], "OverTheSpot"))
1203 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1365 input_style = (XIMPreeditPosition | XIMStatusNothing);
1204 else if (!STRCMP(s[i], "OffTheSpot")) 1366 else if (!strcmp (s[i], "OffTheSpot"))
1205 R->input_style = (XIMPreeditArea | XIMStatusArea); 1367 input_style = (XIMPreeditArea | XIMStatusArea);
1206 else if (!STRCMP(s[i], "Root")) 1368 else if (!strcmp (s[i], "Root"))
1207 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1369 input_style = (XIMPreeditNothing | XIMStatusNothing);
1370 else if (!strcmp (s[i], "None"))
1371 input_style = (XIMPreeditNone | XIMStatusNone);
1208 1372
1209 for (j = 0; j < xim_styles->count_styles; j++) 1373 for (j = 0; j < xim_styles->count_styles; j++)
1210 if (R->input_style == xim_styles->supported_styles[j]) { 1374 if (input_style == xim_styles->supported_styles[j])
1375 {
1376 rxvt_freecommastring (s);
1377
1211 found = 1; 1378 found = 1;
1379 goto foundpet;
1380 }
1381
1382 }
1383
1384 rxvt_freecommastring (s);
1385 }
1386
1387foundpet:
1388
1389 XFree (xim_styles);
1390
1391 if (!found)
1392 {
1393 im_destroy ();
1394 return false;
1395 }
1396
1397 XFontSet fs = 0;
1398 XVaNestedList preedit_attr = 0, status_attr = 0;
1399
1400 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1401 {
1402 // fake us a font-set, please
1403 char **missing_charset_list;
1404 int missing_charset_count;
1405 char *def_string;
1406 char pat[512];
1407
1408 sprintf (pat,
1409 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1410 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1411 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1412 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1413 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1414 "*",
1415 TermWin.fheight,
1416 TermWin.fheight + 1, TermWin.fheight - 1,
1417 TermWin.fheight - 2, TermWin.fheight + 2);
1418
1419 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1420 &missing_charset_list, &missing_charset_count, &def_string);
1421
1422 if (missing_charset_list)
1423 XFreeStringList (missing_charset_list);
1424
1425 if (!fs)
1426 {
1427 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1428 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1429 }
1430 }
1431
1432 if (input_style & XIMPreeditPosition)
1433 {
1434 im_set_size (rect);
1435 im_set_position (spot);
1436 im_set_color (fg, bg);
1437
1438 preedit_attr = XVaCreateNestedList (0,
1439 XNForeground, fg,
1440 XNBackground, bg,
1441 XNArea, &rect,
1442 XNSpotLocation, &spot,
1443 XNFontSet, fs,
1444 NULL);
1445 }
1446 else if (input_style & XIMPreeditArea)
1447 {
1448 im_set_color (fg, bg);
1449
1450 /*
1451 * The necessary width of preedit area is unknown
1452 * until create input context.
1453 */
1454 needed_rect.width = 0;
1455 im_set_preedit_area (rect, status_rect, needed_rect);
1456
1457 preedit_attr = XVaCreateNestedList (0,
1458 XNForeground, fg,
1459 XNBackground, bg,
1460 XNArea, &rect,
1461 XNFontSet, fs,
1462 NULL);
1463 status_attr = XVaCreateNestedList (0,
1464 XNForeground, fg,
1465 XNBackground, bg,
1466 XNArea, &status_rect,
1467 XNFontSet, fs,
1468 NULL);
1469 }
1470
1471 Input_Context = XCreateIC (xim,
1472 XNInputStyle, input_style,
1473 XNClientWindow, TermWin.vt,
1474 XNFocusWindow, TermWin.parent[0],
1475 preedit_attr ? XNPreeditAttributes : NULL,
1476 preedit_attr,
1477 status_attr ? XNStatusAttributes : NULL,
1478 status_attr, NULL);
1479
1480 if (preedit_attr) XFree (preedit_attr);
1481 if (status_attr) XFree (status_attr);
1482 if (fs) XFreeFontSet (display->display, fs);
1483
1484 if (Input_Context == NULL)
1485 {
1486 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1487 im_destroy ();
1488 return false;
1489 }
1490
1491 if (input_style & XIMPreeditArea)
1492 IMSetStatusPosition ();
1493
1494 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1495 return true;
1496}
1497
1498void
1499rxvt_term::im_cb ()
1500{
1501 int i, found, had_im;
1502 const char *p;
1503 char **s;
1504 char buf[IMBUFSIZ];
1505
1506 im_destroy ();
1507
1508 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1509 if (Input_Context)
1510 return;
1511
1512#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1513 if (rs[Rs_imLocale])
1514 SET_LOCALE (rs[Rs_imLocale]);
1515#endif
1516
1517 p = rs[Rs_inputMethod];
1518 if (p && *p)
1519 {
1520 bool found = false;
1521
1522 s = rxvt_splitcommastring (p);
1523
1524 for (i = 0; s[i]; i++)
1525 {
1526 if (*s[i])
1527 {
1528 strcpy (buf, "@im=");
1529 strncat (buf, s[i], IMBUFSIZ - 5);
1530 if (IM_get_IC (buf))
1531 {
1532 found = true;
1212 break; 1533 break;
1534 }
1213 } 1535 }
1214 } 1536 }
1215 for (i = 0; s[i]; i++)
1216 free(s[i]);
1217 free(s);
1218 XFree(xim_styles);
1219 1537
1538 rxvt_freecommastring (s);
1539
1220 if (!found) { 1540 if (found)
1221 XCloseIM(xim); 1541 goto done;
1222 return False;
1223 } 1542 }
1224 1543
1225 ximcallback.callback = rxvt_IMDestroyCallback; 1544 /* try with XMODIFIERS env. var. */
1545 if (IM_get_IC (""))
1546 goto done;
1226 1547
1227/* XXX: not sure why we need this (as well as IC one below) */ 1548 /* try with no modifiers base IF the user didn't specify an IM */
1228 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1549 if (IM_get_IC ("@im=none"))
1550 goto done;
1229 1551
1230 preedit_attr = status_attr = NULL; 1552done:
1231 1553#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232 if (R->input_style & XIMPreeditPosition) { 1554 if (rs[Rs_imLocale])
1233 rxvt_setSize(aR_ & rect); 1555 SET_LOCALE (locale);
1234 rxvt_setPosition(aR_ & spot); 1556#endif
1235 rxvt_setColor(aR_ & fg, &bg);
1236
1237 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238 XNSpotLocation, &spot,
1239 XNForeground, fg, XNBackground, bg,
1240 //XNFontSet, R->TermWin.fontset,
1241 NULL);
1242 } else if (R->input_style & XIMPreeditArea) {
1243 rxvt_setColor(aR_ & fg, &bg);
1244
1245 /*
1246 * The necessary width of preedit area is unknown
1247 * until create input context.
1248 */
1249 needed_rect.width = 0;
1250
1251 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, R->TermWin.fontset,
1256 NULL);
1257 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258 XNForeground, fg, XNBackground, bg,
1259 //XNFontSet, R->TermWin.fontset,
1260 NULL);
1261 }
1262 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263 XNClientWindow, R->TermWin.parent[0],
1264 XNFocusWindow, R->TermWin.parent[0],
1265 XNDestroyCallback, &ximcallback,
1266 preedit_attr ? XNPreeditAttributes : NULL,
1267 preedit_attr,
1268 status_attr ? XNStatusAttributes : NULL,
1269 status_attr, NULL);
1270 if (preedit_attr)
1271 XFree(preedit_attr);
1272 if (status_attr)
1273 XFree(status_attr);
1274 if (R->Input_Context == NULL) {
1275 rxvt_print_error("failed to create input context");
1276 XCloseIM(xim);
1277 return False;
1278 }
1279 if (R->input_style & XIMPreeditArea)
1280 rxvt_IMSetStatusPosition(aR);
1281 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282 return True;
1283} 1557}
1284 1558
1285/* EXTPROTO */
1286void 1559void
1287rxvt_IMSetStatusPosition(pR) 1560rxvt_term::IMSetStatusPosition ()
1288{ 1561{
1289 XRectangle preedit_rect, status_rect, *needed_rect; 1562 XRectangle preedit_rect, status_rect, *needed_rect;
1290 XVaNestedList preedit_attr, status_attr; 1563 XVaNestedList preedit_attr, status_attr;
1291 1564
1292 if (R->Input_Context == NULL 1565 if (!Input_Context
1566 || !TermWin.focus
1293 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1567 || !(input_style & XIMPreeditArea)
1294 || !rxvt_IMisRunning(aR)) 1568 || !IMisRunning ())
1295 return; 1569 return;
1296 1570
1297/* Getting the necessary width of preedit area */ 1571 /* Getting the necessary width of preedit area */
1298 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1572 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1573 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300 XFree(status_attr); 1574 XFree (status_attr);
1301 1575
1302 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1576 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1577 XFree (needed_rect);
1303 1578
1304 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1579 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1580 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306 1581
1307 XSetICValues(R->Input_Context, 1582 XSetICValues (Input_Context,
1308 XNPreeditAttributes, preedit_attr, 1583 XNPreeditAttributes, preedit_attr,
1309 XNStatusAttributes, status_attr, NULL); 1584 XNStatusAttributes, status_attr, NULL);
1310 1585
1311 XFree(preedit_attr); 1586 XFree (preedit_attr);
1312 XFree(status_attr); 1587 XFree (status_attr);
1313} 1588}
1314#endif /* USE_XIM */ 1589#endif /* USE_XIM */
1315 1590
1316/*----------------------------------------------------------------------*/ 1591/*----------------------------------------------------------------------*/
1317rxvt_t rxvt_current_term; 1592rxvt_t rxvt_current_term;

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