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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.132 by root, Thu Feb 3 07:18:30 2005 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.1 2003/11/24 17:28:08 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>
10 * - extensive modifications 9 * - extensive modifications
11 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.com> 10 * Copyright (c) 1995 Garrett D'Amore <garrett@netcom.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.
… …
28 * You should have received a copy of the GNU General Public License 28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software 29 * along with this program; if not, write to the Free Software
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 "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
48#ifdef KEYSYM_RESOURCE
49# include "keyboard.h"
50#endif
51
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
126 return len;
127
128}
129#endif
130
131rxvt_term::rxvt_term ()
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
142#ifdef CURSOR_BLINK
143 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
144#endif
145#ifdef TEXT_BLINK
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),
156#endif
157#ifdef POINTER_BLANK
158 pointer_ev (this, &rxvt_term::pointer_cb),
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),
167 vt_ev (this, &rxvt_term::x_cb),
168 check_ev (this, &rxvt_term::check_cb),
169 flush_ev (this, &rxvt_term::flush_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)
173{
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
186rxvt_term::~rxvt_term ()
187{
188 termlist.erase (find (termlist.begin (), termlist.end(), this));
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 ();
198
199#if ENABLE_STYLES
200 for (int i = RS_styleCount; --i; )
201 if (TermWin.fontset[i] != TermWin.fontset[0])
202 delete TermWin.fontset[i];
203#endif
204 delete TermWin.fontset[0];
205
206 if (display)
207 {
208 selection_clear ();
209
210#ifdef USE_XIM
211 im_destroy ();
212#endif
213#ifdef MENUBAR
214 if (menubarGC) XFreeGC (display->display, menubarGC);
215#endif
216#ifdef XTERM_SCROLLBAR
217 if (xscrollbarGC) XFreeGC (display->display, xscrollbarGC);
218 if (ShadowGC) XFreeGC (display->display, ShadowGC);
219#endif
220#ifdef PLAIN_SCROLLBAR
221 if (pscrollbarGC) XFreeGC (display->display, pscrollbarGC);
222#endif
223#ifdef NEXT_SCROLLBAR
224 if (blackGC) XFreeGC (display->display, blackGC);
225 if (whiteGC) XFreeGC (display->display, whiteGC);
226 if (grayGC) XFreeGC (display->display, grayGC);
227 if (darkGC) XFreeGC (display->display, darkGC);
228 if (stippleGC) XFreeGC (display->display, stippleGC);
229 if (dimple) XFreePixmap (display->display, dimple);
230 if (upArrow) XFreePixmap (display->display, upArrow);
231 if (downArrow) XFreePixmap (display->display, downArrow);
232 if (upArrowHi) XFreePixmap (display->display, upArrowHi);
233 if (downArrowHi) XFreePixmap (display->display, downArrowHi);
234#endif
235#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
236 if (topShadowGC) XFreeGC (display->display, topShadowGC);
237 if (botShadowGC) XFreeGC (display->display, botShadowGC);
238 if (scrollbarGC) XFreeGC (display->display, scrollbarGC);
239#endif
240 if (TermWin.gc) XFreeGC (display->display, TermWin.gc);
241
242#if defined(MENUBAR) && (MENUBAR_MAX > 1)
243 delete menuBar.drawable;
244 //if (menuBar.win)
245 // XDestroyWindow (display->display, menuBar.win);
246#endif
247 delete TermWin.drawable;
248 // destroy all windows
249 if (TermWin.parent[0])
250 XDestroyWindow (display->display, TermWin.parent[0]);
251 }
252
253 // TODO: free pixcolours, colours should become part of rxvt_display
254
255 delete pix_colors_focused;
256#ifdef OFF_FOCUS_FADING
257 delete pix_colors_unfocused;
258#endif
259
260 displays.put (display);
261
262 scr_release ();
263
264 /* clear all resources */
265 for (int i = 0; i < allocated.size (); i++)
266 free (allocated[i]);
267
268 free (selection.text);
269 // TODO: manage env vars in child only(!)
270 free (env_windowid);
271 free (env_display);
272 free (env_term);
273 free (env_colorfgbg);
274 free (locale);
275 free (v_buffer);
276 free (incr_buf);
277
278 delete envv;
279 delete argv;
280
281#ifdef KEYSYM_RESOURCE
282 delete keyboard;
283#endif
284}
285
286void
287rxvt_term::destroy ()
288{
289 if (destroy_ev.active)
290 return;
291
292#if ENABLE_OVERLAY
293 scr_overlay_off ();
294#endif
295
296 if (display)
297 {
298#if USE_XIM
299 im_ev.stop (display);
300#endif
301#if HAVE_SCROLLBARS
302 scrollbar_ev.stop (display);
303#endif
304#if MENUBAR
305 menubar_ev.stop (display);
306#endif
307#if TRANSPARENT
308 rootwin_ev.stop (display);
309#endif
310 incr_ev.stop ();
311 termwin_ev.stop (display);
312 vt_ev.stop (display);
313 }
314
315 check_ev.stop ();
316 pty_ev.stop ();
317#ifdef CURSOR_BLINK
318 cursor_blink_ev.stop ();
319#endif
320#ifdef TEXT_BLINK
321 text_blink_ev.stop ();
322#endif
323#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
324 cont_scroll_ev.stop ();
325#endif
326#ifdef SELECTION_SCROLLING
327 sel_scroll_ev.stop ();
328#endif
329#ifdef POINTER_BLANK
330 pointer_ev.stop ();
331#endif
332
333 destroy_ev.start (0);
334}
335
336void
337rxvt_term::destroy_cb (time_watcher &w)
338{
339 SET_R (this);
340
341 delete this;
342}
343
47/*----------------------------------------------------------------------*/ 344/*----------------------------------------------------------------------*/
48/* rxvt_init() */ 345/* rxvt_init () */
49/* LIBPROTO */ 346bool
50rxvt_t *
51rxvt_init(int argc, const char *const *argv) 347rxvt_term::init (int argc, const char *const *argv)
52{ 348{
53 const char **cmd_argv; 349 SET_R (this);
54 350
55 SET_R ((rxvt_t *)rxvt_calloc(1, sizeof(rxvt_t))); 351 set_locale ("");
56 352
57 dR; 353 if (!init_vars ())
58 if (rxvt_init_vars(aR) < 0) { 354 return false;
59 free(R);
60 return NULL;
61 }
62 355
63/*
64 * Save and then give up any super-user privileges
65 * If we need privileges in any area then we must specifically request it.
66 * We should only need to be root in these cases:
67 * 1. write utmp entries on some systems
68 * 2. chown tty on some systems
69 */
70 rxvt_privileges(aR_ SAVE);
71 rxvt_privileges(aR_ IGNORE);
72
73 rxvt_init_secondary(aR); 356 init_secondary ();
74 357
75 cmd_argv = rxvt_init_resources(aR_ argc, argv); 358 const char **cmd_argv = init_resources (argc, argv);
76 359
360#ifdef KEYSYM_RESOURCE
361 keyboard->register_done ();
362#endif
363
364#if MENUBAR_MAX
365 menubar_read (rs[Rs_menu]);
366#endif
367#ifdef HAVE_SCROLLBARS
368 if (options & Opt_scrollBar)
369 scrollBar.setIdle (); /* set existence for size calculations */
370#endif
371
372 create_windows (argc, argv);
373
374 init_xlocale ();
375
376 scr_reset (); /* initialize screen */
377
378#if 0
379 XSynchronize (display->display, True);
380#endif
381
382#ifdef HAVE_SCROLLBARS
383 if (options & Opt_scrollBar)
384 resize_scrollbar (); /* create and map scrollbar */
385#endif
77#if (MENUBAR_MAX) 386#if (MENUBAR_MAX)
78 rxvt_menubar_read(aR_ R->h->rs[Rs_menu]);
79#endif
80#ifdef HAVE_SCROLLBARS
81 if (R->Options & Opt_scrollBar)
82 scrollbar_setIdle(); /* set existence for size calculations */
83#endif
84
85 rxvt_Create_Windows(aR_ argc, argv);
86
87 rxvt_init_xlocale(aR);
88
89 rxvt_scr_reset(aR); /* initialize screen */
90#ifdef RXVT_GRAPHICS
91 rxvt_Gr_reset(aR); /* reset graphics */
92#endif
93
94#if 0
95#ifdef DEBUG_X
96 XSynchronize(R->Xdisplay, True);
97 XSetErrorHandler((XErrorHandler) abort);
98#else
99 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
100#endif
101#endif
102
103#ifdef HAVE_SCROLLBARS
104 if (R->Options & Opt_scrollBar)
105 rxvt_Resize_scrollBar(aR); /* create and map scrollbar */
106#endif
107#if (MENUBAR_MAX)
108 if (menubar_visible(r)) 387 if (menubar_visible ())
109 XMapWindow(R->Xdisplay, R->menuBar.win); 388 XMapWindow (display->display, menuBar.win);
110#endif 389#endif
111#ifdef TRANSPARENT 390#ifdef TRANSPARENT
112 if (R->Options & Opt_transparent) { 391 if (options & Opt_transparent)
113 XSelectInput(R->Xdisplay, Xroot, PropertyChangeMask);
114 rxvt_check_our_parents(aR);
115 } 392 {
393 XSelectInput (display->display, display->root, PropertyChangeMask);
394 check_our_parents ();
395 rootwin_ev.start (display, display->root);
396 }
116#endif 397#endif
398
117 XMapWindow(R->Xdisplay, R->TermWin.vt); 399 XMapWindow (display->display, TermWin.vt);
118 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 400 XMapWindow (display->display, TermWin.parent[0]);
119 401
120 rxvt_init_env(aR); 402 set_colorfgbg ();
403
121 rxvt_init_command(aR_ cmd_argv); 404 init_command (cmd_argv);
122 405
123 return R; 406 free (cmd_argv);
407
408 pty_ev.start (pty.pty, EVENT_READ);
409
410 check_ev.start ();
411
412 return true;
413}
414
415static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
416
417void
418rxvt_init ()
419{
420 /*
421 * Save and then give up any super-user privileges
422 * If we need privileges in any area then we must specifically request it.
423 * We should only need to be root in these cases:
424 * 1. write utmp entries on some systems
425 * 2. chown tty on some systems
426 */
427 rxvt_privileges (SAVE);
428 rxvt_privileges (IGNORE);
429
430 signal (SIGHUP, SIG_IGN);
431 signal (SIGPIPE, SIG_IGN);
432
433 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
434 /* signal (SIGURG, SIG_DFL); */
435
436 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
437 // TODO: handle this with exceptions and tolerate the memory loss
438 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
124} 439}
125 440
126/* ------------------------------------------------------------------------- * 441/* ------------------------------------------------------------------------- *
127 * SIGNAL HANDLING & EXIT HANDLER * 442 * SIGNAL HANDLING & EXIT HANDLER *
128 * ------------------------------------------------------------------------- */ 443 * ------------------------------------------------------------------------- */
129/* 444/*
130 * Catch a SIGCHLD signal and exit if the direct child has died 445 * Catch a SIGCHLD signal and exit if the direct child has died
131 */ 446 */
132/* ARGSUSED */
133/* EXTPROTO */
134RETSIGTYPE
135rxvt_Child_signal(int sig __attribute__((unused)))
136{
137 dR;
138 int pid, save_errno = errno;
139 447
140 do { 448void
141 errno = 0; 449rxvt_term::sig_chld (sig_watcher &w)
142 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR); 450{
451 // we are being called for every SIGCHLD, not just ours
452 int pid;
143 453
454 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
455 for (rxvt_term **t = termlist.begin (); t < termlist.end (); t++)
144 if (pid == R->h->cmd_pid) 456 if (pid == (*t)->cmd_pid)
145 exit(EXIT_SUCCESS); 457 {
146 458 (*t)->destroy ();
147 errno = save_errno; 459 break;
148 signal(SIGCHLD, rxvt_Child_signal); 460 }
149}
150
151/*
152 * Catch a fatal signal and tidy up before quitting
153 */
154/* EXTPROTO */
155RETSIGTYPE
156rxvt_Exit_signal(int sig)
157{
158 signal(sig, SIG_DFL);
159#ifdef DEBUG_CMD
160 rxvt_print_error("signal %d", sig);
161#endif
162 rxvt_clean_exit();
163 kill(getpid(), sig);
164}
165
166/* ARGSUSED */
167/* INTPROTO */
168int
169rxvt_xerror_handler(const Display *display __attribute__((unused)), const XErrorEvent *event)
170{
171 dR;
172
173 if (R->h->allowedxerror == -1) {
174 R->h->allowedxerror = event->error_code;
175 return 0; /* ignored anyway */
176 }
177 rxvt_print_error("XError: Request: %d . %d, Error: %d",
178 event->request_code, event->minor_code,
179 event->error_code);
180 /* XXX: probably should call rxvt_clean_exit() bypassing X routines */
181 exit(EXIT_FAILURE);
182 /* NOTREACHED */
183} 461}
184 462
185/*----------------------------------------------------------------------*/ 463/*----------------------------------------------------------------------*/
186/* 464/*
187 * Exit gracefully, clearing the utmp entry and restoring tty attributes 465 * Exit gracefully, clearing the utmp entry and restoring tty attributes
188 * TODO: if debugging, this should free up any known resources if we can 466 * TODO: if debugging, this should free up any known resources if we can
189 */ 467 */
468void
469rxvt_destroy_all ()
470{
471 // TODO: rxvtd should clean up all ressources
472 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
473 (*t)->destroy ();
474}
475
476/*
477 * Catch a fatal signal and tidy up before quitting
478 */
479void
480rxvt_term::sig_term (sig_watcher &w)
481{
482#ifdef DEBUG_CMD
483 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
484#endif
485 rxvt_destroy_all ();
486 signal (w.signum, SIG_DFL);
487 kill (getpid (), w.signum);
488}
489
190/* EXTPROTO */ 490/* INTPROTO */
191void 491int
192rxvt_clean_exit(void) 492rxvt_xerror_handler (Display *display, XErrorEvent *event)
193{ 493{
194 dR; 494 if (GET_R->allowedxerror == -1)
195 495 GET_R->allowedxerror = event->error_code;
196#ifdef DEBUG_SCREEN 496 else
197 rxvt_scr_release(aR);
198#endif
199#ifndef NO_SETOWNER_TTYDEV
200 rxvt_privileged_ttydev(aR_ RESTORE);
201#endif
202#ifdef UTMP_SUPPORT
203 rxvt_privileged_utmp(aR_ RESTORE);
204#endif
205#ifdef USE_XIM
206 if (R->h->Input_Context != NULL) {
207 XDestroyIC(R->h->Input_Context);
208 R->h->Input_Context = NULL;
209 } 497 {
210#endif 498 old_xerror_handler (display, event);
499 GET_R->destroy ();
500 }
501
502 return 0;
211} 503}
212 504
213/* ------------------------------------------------------------------------- * 505/* ------------------------------------------------------------------------- *
214 * MEMORY ALLOCATION WRAPPERS * 506 * MEMORY ALLOCATION WRAPPERS *
215 * ------------------------------------------------------------------------- */ 507 * ------------------------------------------------------------------------- */
508void *
509rxvt_malloc (size_t size)
510{
511 void *p = malloc (size);
512
513 if (!p)
514 rxvt_fatal ("memory allocation failure. aborting.\n");
515
516 return p;
517}
518
216/* EXTPROTO */ 519/* INTPROTO */
217void * 520void *
218rxvt_malloc(size_t size) 521rxvt_calloc (size_t number, size_t size)
219{ 522{
220 void *p; 523 void *p = calloc (number, size);
221 524
222 p = malloc(size);
223 if (p) 525 if (!p)
526 rxvt_fatal ("memory allocation failure. aborting.\n");
527
224 return p; 528 return p;
225
226 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
227 rxvt_clean_exit();
228 exit(EXIT_FAILURE);
229 /* NOTREACHED */
230} 529}
231 530
232/* EXTPROTO */ 531/* INTPROTO */
233void * 532void *
234rxvt_calloc(size_t number, size_t size)
235{
236 void *p;
237
238 p = calloc(number, size);
239 if (p)
240 return p;
241
242 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
243 rxvt_clean_exit();
244 exit(EXIT_FAILURE);
245 /* NOTREACHED */
246}
247
248/* EXTPROTO */
249void *
250rxvt_realloc(void *ptr, size_t size) 533rxvt_realloc (void *ptr, size_t size)
251{ 534{
252 void *p;
253
254 if (ptr)
255 p = realloc(ptr, size); 535 void *p = realloc (ptr, size);
256 else 536
257 p = malloc(size);
258 if (p) 537 if (!p)
538 rxvt_fatal ("memory allocation failure. aborting.\n");
539
259 return p; 540 return p;
260
261 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
262 rxvt_clean_exit();
263 exit(EXIT_FAILURE);
264 /* NOTREACHED */
265} 541}
542
266/* ------------------------------------------------------------------------- * 543/* ------------------------------------------------------------------------- *
267 * PRIVILEGED OPERATIONS * 544 * PRIVILEGED OPERATIONS *
268 * ------------------------------------------------------------------------- */ 545 * ------------------------------------------------------------------------- */
269/* take care of suid/sgid super-user (root) privileges */ 546/* take care of suid/sgid super-user (root) privileges */
270/* INTPROTO */
271void 547void
272rxvt_privileges(pR_ int mode) 548rxvt_privileges (rxvt_privaction action)
273{ 549{
550#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
551 static uid_t euid;
552 static gid_t egid;
553#endif
554
274#if ! defined(__CYGWIN32__) 555#if ! defined(__CYGWIN32__)
275# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 556# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
276/* setreuid() is the poor man's setuid(), seteuid() */ 557 /* setreuid () is the poor man's setuid (), seteuid () */
277# define seteuid(a) setreuid(-1, (a)) 558# define seteuid(a) setreuid(-1, (a))
278# define setegid(a) setregid(-1, (a)) 559# define setegid(a) setregid(-1, (a))
279# define HAVE_SETEUID 560# define HAVE_SETEUID
280# endif 561# endif
281# ifdef HAVE_SETEUID 562# ifdef HAVE_SETEUID
282 switch (mode) { 563 switch (action)
564 {
283 case IGNORE: 565 case IGNORE:
284 /* 566 /*
285 * change effective uid/gid - not real uid/gid - so we can switch 567 * change effective uid/gid - not real uid/gid - so we can switch
286 * back to root later, as required 568 * back to root later, as required
287 */ 569 */
288 seteuid(getuid()); 570 seteuid (getuid ());
289 setegid(getgid()); 571 setegid (getgid ());
290 break; 572 break;
291 case SAVE: 573 case SAVE:
292 R->h->euid = geteuid(); 574 euid = geteuid ();
293 R->h->egid = getegid(); 575 egid = getegid ();
294 break; 576 break;
295 case RESTORE: 577 case RESTORE:
296 seteuid(R->h->euid); 578 seteuid (euid);
297 setegid(R->h->egid); 579 setegid (egid);
298 break; 580 break;
299 } 581 }
300# else 582# else
301 switch (mode) { 583 switch (action)
584 {
302 case IGNORE: 585 case IGNORE:
303 setuid(getuid()); 586 setuid (getuid ());
304 setgid(getgid()); 587 setgid (getgid ());
305 /* FALLTHROUGH */ 588 /* FALLTHROUGH */
306 case SAVE: 589 case SAVE:
307 /* FALLTHROUGH */ 590 /* FALLTHROUGH */
308 case RESTORE: 591 case RESTORE:
309 break; 592 break;
310 } 593 }
311# endif 594# endif
312#endif 595#endif
313} 596}
314 597
315#ifdef UTMP_SUPPORT 598#ifdef UTMP_SUPPORT
316/* EXTPROTO */
317void 599void
318rxvt_privileged_utmp(pR_ char action) 600rxvt_term::privileged_utmp (rxvt_privaction action)
319{ 601{
320 struct rxvt_hidden *h = R->h;
321
322 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", action, h->next_utmp_action, getpid()));
323 if (h->next_utmp_action != action
324 || (action != SAVE && action != RESTORE)
325 || (R->Options & Opt_utmpInhibit) 602 if ((options & Opt_utmpInhibit)
326 || h->ttydev == NULL 603 || !pty.name || !*pty.name)
327 || *h->ttydev == '\0') 604 return;
328 return;
329 605
330 rxvt_privileges(aR_ RESTORE); 606 rxvt_privileges (RESTORE);
607
331 if (action == SAVE) { 608 if (action == SAVE)
332 h->next_utmp_action = RESTORE; 609 makeutent (pty.name, rs[Rs_display_name]);
333 rxvt_makeutent(aR_ h->ttydev, h->rs[Rs_display_name]); 610 else
334 } else { /* action == RESTORE */ 611 cleanutent ();
335 h->next_utmp_action = IGNORE; 612
336 rxvt_cleanutent(aR);
337 }
338 rxvt_privileges(aR_ IGNORE); 613 rxvt_privileges (IGNORE);
339}
340#endif
341
342#ifndef NO_SETOWNER_TTYDEV
343/* EXTPROTO */
344void
345rxvt_privileged_ttydev(pR_ char action)
346{
347 struct rxvt_hidden *h = R->h;
348
349 D_MAIN((stderr, "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", action, h->next_tty_action, getpid()));
350 if (h->next_tty_action != action
351 || (action != SAVE && action != RESTORE)
352 || h->ttydev == NULL
353 || *h->ttydev == '\0')
354 return;
355
356 rxvt_privileges(aR_ RESTORE);
357
358 if (action == SAVE) {
359 h->next_tty_action = RESTORE;
360# ifndef RESET_TTY_TO_COMMON_DEFAULTS
361/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
362 if (lstat(h->ttydev, &h->ttyfd_stat) < 0) /* you lose out */
363 h->next_tty_action = IGNORE;
364 else
365# endif
366 {
367 chown(h->ttydev, getuid(), h->ttygid); /* fail silently */
368 chmod(h->ttydev, h->ttymode);
369# ifdef HAVE_REVOKE
370 revoke(h->ttydev);
371# endif
372 }
373 } else { /* action == RESTORE */
374 h->next_tty_action = IGNORE;
375# ifndef RESET_TTY_TO_COMMON_DEFAULTS
376 chmod(h->ttydev, h->ttyfd_stat.st_mode);
377 chown(h->ttydev, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid);
378# else
379 chmod(h->ttydev,
380 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
381 chown(h->ttydev, 0, 0);
382# endif
383 }
384
385 rxvt_privileges(aR_ IGNORE);
386
387# ifndef RESET_TTY_TO_COMMON_DEFAULTS
388 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", action == RESTORE ? "Restoring" : (action == SAVE ? "Saving" : "UNKNOWN ERROR for"), h->ttydev, h->ttyfd_stat.st_mode, h->ttyfd_stat.st_uid, h->ttyfd_stat.st_gid));
389# endif
390} 614}
391#endif 615#endif
392 616
393/*----------------------------------------------------------------------*/ 617/*----------------------------------------------------------------------*/
394/* 618/*
395 * window size/position calculcations for XSizeHint and other storage. 619 * window size/position calculcations for XSizeHint and other storage.
396 * if width/height are non-zero then override calculated width/height 620 * if width/height are non-zero then override calculated width/height
397 */ 621 */
398/* EXTPROTO */
399void 622void
400rxvt_window_calc(pR_ unsigned int width, unsigned int height) 623rxvt_term::window_calc (unsigned int width, unsigned int height)
401{ 624{
402 short recalc_x, recalc_y; 625 short recalc_x, recalc_y;
403 int x, y, sb_w, mb_h, flags; 626 int x, y, sb_w, mb_h, flags;
404 unsigned int w, h; 627 unsigned int w, h;
405 unsigned int max_width, max_height; 628 unsigned int max_width, max_height;
406 629
407 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 630 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
631 TermWin.ncol, TermWin.nrow, szHint.width,
632 szHint.height));
408 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 633 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
409 R->szHint.win_gravity = NorthWestGravity; 634 szHint.win_gravity = NorthWestGravity;
410 /* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 635 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
411 636
412 recalc_x = recalc_y = 0; 637 recalc_x = recalc_y = 0;
413 flags = 0; 638 flags = 0;
414 if (!R->h->parsed_geometry) { 639 if (!parsed_geometry)
640 {
415 R->h->parsed_geometry = 1; 641 parsed_geometry = 1;
416 if (R->h->rs[Rs_geometry]) 642 if (rs[Rs_geometry])
417 flags = XParseGeometry(R->h->rs[Rs_geometry], &x, &y, &w, &h); 643 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
418 if (flags & WidthValue) { 644 if (flags & WidthValue)
645 {
419 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 646 TermWin.ncol = BOUND_POSITIVE_INT16 (w);
420 R->szHint.flags |= USSize; 647 szHint.flags |= USSize;
421 } 648 }
422 if (flags & HeightValue) { 649 if (flags & HeightValue)
650 {
423 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 651 TermWin.nrow = BOUND_POSITIVE_INT16 (h);
424 R->szHint.flags |= USSize; 652 szHint.flags |= USSize;
425 } 653 }
426 if (flags & XValue) { 654 if (flags & XValue)
427 R->szHint.x = x; 655 {
656 szHint.x = x;
428 R->szHint.flags |= USPosition; 657 szHint.flags |= USPosition;
429 if (flags & XNegative) { 658 if (flags & XNegative)
430 recalc_x = 1; 659 {
660 recalc_x = 1;
431 R->szHint.win_gravity = NorthEastGravity; 661 szHint.win_gravity = NorthEastGravity;
662 }
663 }
664 if (flags & YValue)
665 {
666 szHint.y = y;
667 szHint.flags |= USPosition;
668 if (flags & YNegative)
669 {
670 recalc_y = 1;
671 if (szHint.win_gravity == NorthEastGravity)
672 szHint.win_gravity = SouthEastGravity;
673 else
674 szHint.win_gravity = SouthWestGravity;
675 }
676 }
432 } 677 }
433 } 678
434 if (flags & YValue) {
435 R->szHint.y = y;
436 R->szHint.flags |= USPosition;
437 if (flags & YNegative) {
438 recalc_y = 1;
439 if (R->szHint.win_gravity == NorthEastGravity)
440 R->szHint.win_gravity = SouthEastGravity;
441 else
442 R->szHint.win_gravity = SouthWestGravity;
443 }
444 }
445 }
446/* TODO: BOUNDS */ 679 /* TODO: BOUNDS */
447 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 680 TermWin.width = TermWin.ncol * TermWin.fwidth;
448 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 681 TermWin.height = TermWin.nrow * TermWin.fheight;
449 max_width = MAX_COLS * R->TermWin.fwidth; 682 max_width = MAX_COLS * TermWin.fwidth;
450 max_height = MAX_ROWS * R->TermWin.fheight; 683 max_height = MAX_ROWS * TermWin.fheight;
451 684
452 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 685 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth;
453 686
454 sb_w = mb_h = 0; 687 sb_w = mb_h = 0;
455 R->h->window_vt_x = R->h->window_vt_y = 0; 688 window_vt_x = window_vt_y = TermWin.int_bwidth;
689
456 if (scrollbar_visible(R)) { 690 if (scrollbar_visible ())
691 {
457 sb_w = scrollbar_TotalWidth(); 692 sb_w = scrollbar_TotalWidth ();
458 R->szHint.base_width += sb_w; 693 szHint.base_width += sb_w;
459 if (!(R->Options & Opt_scrollBar_right)) 694 if (!(options & Opt_scrollBar_right))
460 R->h->window_vt_x = sb_w; 695 window_vt_x += sb_w;
461 } 696 }
697
462 if (menubar_visible(R)) { 698 if (menubar_visible ())
699 {
463 mb_h = menuBar_TotalHeight(); 700 mb_h = menuBar_TotalHeight ();
464 R->szHint.base_height += mb_h; 701 szHint.base_height += mb_h;
465 R->h->window_vt_y = mb_h; 702 window_vt_y += mb_h;
466 } 703 }
704
467 R->szHint.width_inc = R->TermWin.fwidth; 705 szHint.width_inc = TermWin.fwidth;
468 R->szHint.height_inc = R->TermWin.fheight; 706 szHint.height_inc = TermWin.fheight;
469 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 707 szHint.min_width = szHint.base_width + szHint.width_inc;
470 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 708 szHint.min_height = szHint.base_height + szHint.height_inc;
471 709
472 if (width && width - R->szHint.base_width < max_width) { 710 if (width && width - szHint.base_width < max_width)
711 {
473 R->szHint.width = width; 712 szHint.width = width;
474 R->TermWin.width = width - R->szHint.base_width; 713 TermWin.width = width - szHint.base_width;
475 } else { 714 }
715 else
716 {
476 MIN_IT(R->TermWin.width, max_width); 717 MIN_IT (TermWin.width, max_width);
477 R->szHint.width = R->szHint.base_width + R->TermWin.width; 718 szHint.width = szHint.base_width + TermWin.width;
478 } 719 }
720
479 if (height && height - R->szHint.base_height < max_height) { 721 if (height && height - szHint.base_height < max_height)
722 {
480 R->szHint.height = height; 723 szHint.height = height;
481 R->TermWin.height = height - R->szHint.base_height; 724 TermWin.height = height - szHint.base_height;
482 } else { 725 }
726 else
727 {
483 MIN_IT(R->TermWin.height, max_height); 728 MIN_IT (TermWin.height, max_height);
484 R->szHint.height = R->szHint.base_height + R->TermWin.height; 729 szHint.height = szHint.base_height + TermWin.height;
485 } 730 }
731
486 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 732 if (scrollbar_visible () && (options & Opt_scrollBar_right))
487 R->h->window_sb_x = R->szHint.width - sb_w; 733 window_sb_x = szHint.width - sb_w;
488 734
489 if (recalc_x) 735 if (recalc_x)
490 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 736 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display))
491 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 737 - szHint.width - 2 * TermWin.ext_bwidth);
492 if (recalc_y) 738 if (recalc_y)
493 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 739 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display))
494 - R->szHint.height - 2 * R->TermWin.ext_bwidth); 740 - szHint.height - 2 * TermWin.ext_bwidth);
495 741
496 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 742 TermWin.ncol = TermWin.width / TermWin.fwidth;
497 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 743 TermWin.nrow = TermWin.height / TermWin.fheight;
498 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, R->szHint.height)); 744 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
745 TermWin.ncol, TermWin.nrow, szHint.width,
746 szHint.height));
499 return; 747 return;
500} 748}
501 749
502/*----------------------------------------------------------------------*/ 750/*----------------------------------------------------------------------*/
503/* 751/*
504 * Tell the teletype handler what size the window is. 752 * Tell the teletype handler what size the window is.
505 * Called after a window size change. 753 * Called after a window size change.
506 */ 754 */
507/* EXTPROTO */
508void 755void
509rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 756rxvt_term::tt_winch ()
510{ 757{
758 if (pty.pty < 0)
759 return;
760
511 struct winsize ws; 761 struct winsize ws;
512 762
513 if (fd < 0)
514 return;
515 ws.ws_col = col; 763 ws.ws_col = TermWin.ncol;
516 ws.ws_row = row; 764 ws.ws_row = TermWin.nrow;
517 ws.ws_xpixel = ws.ws_ypixel = 0; 765 ws.ws_xpixel = TermWin.width;
518#ifndef DEBUG_SIZE 766 ws.ws_ypixel = TermWin.height;
519 (void)ioctl(fd, TIOCSWINSZ, &ws); 767 (void)ioctl (pty.pty, TIOCSWINSZ, &ws);
520#else 768
521 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 769#if 0
522 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 770 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
523 }
524# ifdef SIGWINCH
525 else if (pid) /* force through to the command */ 771 if (cmd_pid) /* force through to the command */
526 kill(pid, SIGWINCH); 772 kill (cmd_pid, SIGWINCH);
527# endif
528#endif 773#endif
529} 774}
530 775
531/*----------------------------------------------------------------------*/ 776/*----------------------------------------------------------------------*/
532/* rxvt_change_font() - Switch to a new font */ 777/* set_fonts () - load and set the various fonts
533/* 778/*
534 * init = 1 - initialize 779 * init = 1 - initialize
535 * 780 *
536 * fontname == FONT_UP - switch to bigger font 781 * fontname == FONT_UP - switch to bigger font
537 * fontname == FONT_DN - switch to smaller font 782 * fontname == FONT_DN - switch to smaller font
538 */ 783 */
539/* EXTPROTO */ 784bool
540void 785rxvt_term::set_fonts ()
541rxvt_change_font(pR_ int init, const char *fontname)
542{ 786{
543} 787 rxvt_fontset *fs = new rxvt_fontset (this);
788 rxvt_fontprop prop;
544 789
545/* INTPROTO */ 790 if (!fs
546void 791 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
547rxvt_font_up_down(pR_ int n, int direction) 792 || !fs->realize_font (1))
793 {
794 delete fs;
795 return false;
796 }
797
798#if ENABLE_STYLES
799 for (int i = RS_styleCount; --i; )
800 if (TermWin.fontset[i] != TermWin.fontset[0])
801 delete TermWin.fontset[i];
802#endif
803
804 delete TermWin.fontset[0];
805 TermWin.fontset[0] = fs;
806
807 prop = (*fs)[1]->properties ();
808 prop.height += TermWin.lineSpace;
809 fs->set_prop (prop);
810
811 TermWin.fwidth = prop.width;
812 TermWin.fheight = prop.height;
813 TermWin.fweight = prop.weight;
814 TermWin.fslant = prop.slant;
815 TermWin.fbase = (*fs)[1]->ascent;
816
817 for (int style = 1; style < 4; style++)
818 {
819#if ENABLE_STYLES
820 const char *res = rs[Rs_font + style];
821
822 if (res && !*res)
823 TermWin.fontset[style] = TermWin.fontset[0];
824 else
825 {
826 TermWin.fontset[style] = fs = new rxvt_fontset (this);
827 rxvt_fontprop prop2 = prop;
828
829 if (res)
830 prop2.weight = prop2.slant = rxvt_fontprop::unset;
831 else
832 {
833 res = TermWin.fontset[0]->fontdesc;
834
835 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
836 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
837 }
838
839 fs->populate (res);
840 fs->set_prop (prop2);
841 }
842#else
843 TermWin.fontset[style] = TermWin.fontset[0];
844#endif
845 }
846
847 if (TermWin.parent[0])
848 {
849 resize_all_windows (0, 0, 0);
850 scr_remap_chars ();
851 scr_touch (true);
852 }
853
854 return true;
855}
856
857void rxvt_term::set_string_property (Atom prop, const char *str, int len)
548{ 858{
859 // TODO: SMART_WINDOW_TITLE
860 XChangeProperty (display->display, TermWin.parent[0],
861 prop, XA_STRING, 8, PropModeReplace,
862 (const unsigned char *)str, len >= 0 ? len : strlen (str));
863}
864
865void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
866{
867 // TODO: SMART_WINDOW_TITLE
868 wchar_t *ws = rxvt_mbstowcs (str, len);
869 char *s = rxvt_wcstoutf8 (ws);
870
871 XChangeProperty (display->display, TermWin.parent[0],
872 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
873 (const unsigned char *)s, strlen (s));
874
875 free (s);
876 free (ws);
549} 877}
550 878
551/*----------------------------------------------------------------------*/ 879/*----------------------------------------------------------------------*/
552/*----------------------------------------------------------------------*/ 880/*----------------------------------------------------------------------*/
553/* xterm sequences - title, iconName, color (exptl) */ 881/* xterm sequences - title, iconName, color (exptl) */
554/* EXTPROTO */
555void 882void
556rxvt_set_title(pR_ const char *str) 883rxvt_term::set_title (const char *str)
557{ 884{
558#ifndef SMART_WINDOW_TITLE 885 set_string_property (XA_WM_NAME, str);
559 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 886#if ENABLE_FRILLS
887 set_utf8_property (xa[XA_NET_WM_NAME], str);
888#endif
889}
890
891void
892rxvt_term::set_icon_name (const char *str)
893{
894 set_string_property (XA_WM_ICON_NAME, str);
895#if ENABLE_FRILLS
896 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
897#endif
898}
899
900#ifdef XTERM_COLOR_CHANGE
901void
902rxvt_term::set_window_color (int idx, const char *color)
903{
904 rxvt_color xcol;
905 int i;
906
907 if (color == NULL || *color == '\0')
908 return;
909
910 /* handle color aliases */
911 if (isdigit (*color))
912 {
913 i = atoi (color);
914 if (i >= 8 && i <= 15)
915 { /* bright colors */
916 i -= 8;
917# ifndef NO_BRIGHTCOLOR
918 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
919 SET_PIXCOLOR (idx);
920 goto Done;
921# endif
922
923 }
924 if (i >= 0 && i <= 7)
925 { /* normal colors */
926 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
927 SET_PIXCOLOR (idx);
928 goto Done;
929 }
930 }
931
932 if (!rXParseAllocColor (& xcol, color))
933 return;
934
935 /* XStoreColor (display->display, display->cmap, XColor*); */
936
937 /*
938 * FIXME: should free colors here, but no idea how to do it so instead,
939 * so just keep gobbling up the colormap
940 */
941# if 0
942 for (i = Color_Black; i <= Color_White; i++)
943 if (pix_colors[idx] == pix_colors[i])
944 break;
945 if (i > Color_White)
946 {
947 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
948 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
949 DisplayPlanes (display->display, display->screen));
950 }
951# endif
952
953 pix_colors_focused[idx] = xcol;
954 SET_PIXCOLOR (idx);
955
956 /* XSetWindowAttributes attr; */
957 /* Cursor cursor; */
958Done:
959#ifdef OFF_FOCUS_FADING
960 if (rs[Rs_fade])
961 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]));
962#endif
963
964 /*TODO: handle Color_BD, scrollbar background, etc. */
965
966 recolour_cursor ();
967 scr_recolour ();
968}
969
560#else 970#else
561 char *name;
562
563 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
564 name = NULL;
565 if (name == NULL || STRCMP(name, str))
566 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
567 if (name)
568 XFree(name);
569#endif
570}
571
572/* EXTPROTO */
573void
574rxvt_set_iconName(pR_ const char *str)
575{
576#ifndef SMART_WINDOW_TITLE
577 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
578#else
579 char *name;
580
581 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
582 name = NULL;
583 if (name == NULL || STRCMP(name, str))
584 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
585 if (name)
586 XFree(name);
587#endif
588}
589
590#ifdef XTERM_COLOR_CHANGE
591/* EXTPROTO */
592void
593rxvt_set_window_color(pR_ int idx, const char *color)
594{
595 rxvt_color xcol;
596 int i;
597
598 if (color == NULL || *color == '\0')
599 return;
600
601/* handle color aliases */
602 if (isdigit(*color)) {
603 i = atoi(color);
604 if (i >= 8 && i <= 15) { /* bright colors */
605 i -= 8;
606# ifndef NO_BRIGHTCOLOR
607 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
608 SET_PIXCOLOR(R->h, idx);
609 goto Done;
610# endif
611 }
612 if (i >= 0 && i <= 7) { /* normal colors */
613 R->PixColors[idx] = R->PixColors[minCOLOR + i];
614 SET_PIXCOLOR(R->h, idx);
615 goto Done;
616 }
617 }
618 if (!rxvt_rXParseAllocColor(aR_ &xcol, color))
619 return;
620/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
621
622/*
623 * FIXME: should free colors here, but no idea how to do it so instead,
624 * so just keep gobbling up the colormap
625 */
626# if 0
627 for (i = Color_Black; i <= Color_White; i++)
628 if (R->PixColors[idx] == R->PixColors[i])
629 break;
630 if (i > Color_White) {
631 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
632 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
633 DisplayPlanes(R->Xdisplay, Xscreen));
634 }
635# endif
636
637 R->PixColors[idx] = xcol;
638 SET_PIXCOLOR(R->h, idx);
639
640/* XSetWindowAttributes attr; */
641/* Cursor cursor; */
642 Done:
643 if (idx == Color_bg && !(R->Options & Opt_transparent))
644 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
645 R->PixColors[Color_bg]);
646
647/* handle Color_BD, scrollbar background, etc. */
648
649 rxvt_set_colorfgbg(aR);
650 rxvt_recolour_cursor(aR);
651/* the only reasonable way to enforce a clean update */
652 rxvt_scr_poweron(aR);
653}
654
655#else
656# define rxvt_set_window_color(aR_ idx,color) ((void)0) 971# define set_window_color (idx,color) ((void)0)
657#endif /* XTERM_COLOR_CHANGE */ 972#endif /* XTERM_COLOR_CHANGE */
658 973
659/* EXTPROTO */
660void 974void
661rxvt_recolour_cursor(pR) 975rxvt_term::recolour_cursor ()
662{ 976{
663 rxvt_color xcol[2]; 977 XColor xcol[2];
664 978
665#if TODO 979 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
666 xcol[0] = R->PixColors[Color_pointer]; 980 ? pix_colors_focused[Color_pointer_fg]
667 xcol[1] = R->PixColors[Color_bg]; 981 : pix_colors_focused[Color_fg];
668 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 982 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
983 ? pix_colors_focused[Color_pointer_bg]
984 : pix_colors_focused[Color_bg];
985
986 XQueryColors (display->display, display->cmap, xcol, 2);
669 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 987 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
670#endif
671} 988}
672 989
673/*----------------------------------------------------------------------*/ 990/*----------------------------------------------------------------------*/
674/* 991/*
675 * find if fg/bg matches any of the normal (low-intensity) colors 992 * find if fg/bg matches any of the normal (low-intensity) colors
676 */ 993 */
677/* INTPROTO */
678void 994void
679rxvt_set_colorfgbg(pR) 995rxvt_term::set_colorfgbg ()
680{ 996{
681 unsigned int i; 997 unsigned int i;
682 const char *xpmb = "\0"; 998 const char *xpmb = "\0";
683 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 999 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
684 1000
685 R->h->env_colorfgbg = (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1001 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
686 STRCPY(fstr, "default"); 1002 strcpy (fstr, "default");
687 STRCPY(bstr, "default"); 1003 strcpy (bstr, "default");
688 for (i = Color_Black; i <= Color_White; i++) 1004 for (i = Color_Black; i <= Color_White; i++)
689 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1005 if (pix_colors[Color_fg] == pix_colors[i])
1006 {
690 sprintf(fstr, "%d", (i - Color_Black)); 1007 sprintf (fstr, "%d", (i - Color_Black));
691 break; 1008 break;
692 } 1009 }
1010
693 for (i = Color_Black; i <= Color_White; i++) 1011 for (i = Color_Black; i <= Color_White; i++)
694 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1012 if (pix_colors[Color_bg] == pix_colors[i])
1013 {
695 sprintf(bstr, "%d", (i - Color_Black)); 1014 sprintf (bstr, "%d", (i - Color_Black));
696#ifdef XPM_BACKGROUND 1015#ifdef XPM_BACKGROUND
697 xpmb = "default;"; 1016 xpmb = "default;";
698#endif 1017#endif
699 break; 1018 break;
700 } 1019 }
1020
701 sprintf(R->h->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1021 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
702 putenv(R->h->env_colorfgbg);
703
704#ifndef NO_BRIGHTCOLOR
705 R->h->colorfgbg = DEFAULT_RSTYLE;
706 for (i = minCOLOR; i <= maxCOLOR; i++) {
707 if (R->PixColors[Color_fg] == R->PixColors[i])
708 R->h->colorfgbg = SET_FGCOLOR(R->h->colorfgbg, i);
709 if (R->PixColors[Color_bg] == R->PixColors[i])
710 R->h->colorfgbg = SET_BGCOLOR(R->h->colorfgbg, i);
711 }
712#endif
713} 1022}
714 1023
715/*----------------------------------------------------------------------*/ 1024/*----------------------------------------------------------------------*/
716/*
717 * Colour determination for low colour displays, routine from
718 * Hans de Goede <hans@highrise.nl>
719 */
720 1025
721/* EXTPROTO */
722int 1026int
723rxvt_rXParseAllocColor(pR_ rxvt_color *screen_in_out, const char *colour) 1027rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
724{ 1028{
725 screen_in_out->set (aR_ colour);
726
727 if (!screen_in_out->set (aR_ colour)) 1029 if (!screen_in_out->set (display, colour))
728 { 1030 {
729 rxvt_print_error("can't allocate colour: %s", colour); 1031 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
730 return false; 1032 return false;
731 } 1033 }
732 1034
733 return true; 1035 return true;
734} 1036}
735 1037
736/* -------------------------------------------------------------------- * 1038/* -------------------------------------------------------------------- *
737 * - WINDOW RESIZING - * 1039 * - WINDOW RESIZING - *
738 * -------------------------------------------------------------------- */ 1040 * -------------------------------------------------------------------- */
739/* EXTPROTO */
740void 1041void
741rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, int ignoreparent) 1042rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent)
742{ 1043{
743 int fix_screen; 1044 int fix_screen;
1045
744#ifdef SMART_RESIZE 1046#ifdef SMART_RESIZE
745 int old_width = R->szHint.width, 1047 int old_width = szHint.width, old_height = szHint.height;
746 old_height = R->szHint.height;
747#endif 1048#endif
748 1049
749 rxvt_window_calc(aR_ width, height); 1050 window_calc (width, height);
750 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint); 1051 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint);
1052
751 if (!ignoreparent) { 1053 if (!ignoreparent)
1054 {
752#ifdef SMART_RESIZE 1055#ifdef SMART_RESIZE
753/* 1056 /*
754 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1057 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
755 * reposition window on resize depending on placement on screen 1058 * reposition window on resize depending on placement on screen
756 */ 1059 */
757 int x, y, x1, y1; 1060 int x, y, x1, y1;
758 int dx, dy; 1061 int dx, dy;
759 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1062 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
760 Window unused_cr; 1063 Window unused_cr;
761 1064
762 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1065 XTranslateCoordinates (display->display, TermWin.parent[0], display->root,
763 0, 0, &x, &y, &unused_cr); 1066 0, 0, &x, &y, &unused_cr);
764 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1067 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1,
765 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1068 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
766 /* 1069 /*
767 * if Xroot isn't the parent window, a WM will probably have offset 1070 * if display->root isn't the parent window, a WM will probably have offset
768 * our position for handles and decorations. Counter it 1071 * our position for handles and decorations. Counter it
769 */ 1072 */
770 if (x1 != x || y1 != y) { 1073 if (x1 != x || y1 != y)
1074 {
771 x -= x1; 1075 x -= x1;
772 y -= y1; 1076 y -= y1;
773 } 1077 }
774 1078
775 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1079 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2;
776 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1080 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2;
777 dx = old_width - R->szHint.width; 1081 dx = old_width - szHint.width;
778 dy = old_height - R->szHint.height; 1082 dy = old_height - szHint.height;
779 1083
780 /* Check position of the center of the window */ 1084 /* Check position of the center of the window */
781 if (x < x1) /* left half */ 1085 if (x < x1) /* left half */
782 dx = 0; 1086 dx = 0;
783 else if (x == x1) /* exact center */ 1087 else if (x == x1) /* exact center */
784 dx /= 2; 1088 dx /= 2;
785 if (y < y1) /* top half */ 1089 if (y < y1) /* top half */
786 dy = 0; 1090 dy = 0;
787 else if (y == y1) /* exact center */ 1091 else if (y == y1) /* exact center */
788 dy /= 2; 1092 dy /= 2;
789 1093
790 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1094 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy,
791 R->szHint.width, R->szHint.height); 1095 szHint.width, szHint.height);
792#else 1096#else
793 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1097 XResizeWindow (display->display, TermWin.parent[0], szHint.width, szHint.height);
794 R->szHint.height);
795#endif 1098#endif
796 } 1099 }
797 1100
798 fix_screen = (R->TermWin.ncol != R->h->prev_ncol 1101 fix_screen = TermWin.ncol != prev_ncol || TermWin.nrow != prev_nrow;
799 || R->TermWin.nrow != R->h->prev_nrow); 1102
800 if (fix_screen || width != R->h->old_width || height != R->h->old_height) { 1103 if (fix_screen || width != old_width || height != old_height)
1104 {
801 if (scrollbar_visible(R)) { 1105 if (scrollbar_visible ())
802 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->h->window_sb_x, 1106 {
803 0, scrollbar_TotalWidth(), R->szHint.height); 1107 XMoveResizeWindow (display->display, scrollBar.win,
804 rxvt_Resize_scrollBar(aR); 1108 window_sb_x, 0,
805 } 1109 scrollbar_TotalWidth (), szHint.height);
1110 resize_scrollbar ();
1111 }
1112
806 if (menubar_visible(R)) 1113 if (menubar_visible ())
807 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->h->window_vt_x, 1114 XMoveResizeWindow (display->display, menuBar.win,
808 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1115 window_vt_x, 0,
809 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->h->window_vt_x, 1116 TermWin_TotalWidth (), menuBar_TotalHeight ());
810 R->h->window_vt_y, TermWin_TotalWidth(), 1117
811 TermWin_TotalHeight()); 1118 XMoveResizeWindow (display->display, TermWin.vt,
812#ifdef RXVT_GRAPHICS 1119 window_vt_x, window_vt_y,
813 if (R->h->old_height) 1120 TermWin_TotalWidth (), TermWin_TotalHeight ());
814 rxvt_Gr_Resize(aR_ R->h->old_width - R->szHint.base_width, 1121
815 R->h->old_height - R->szHint.base_height); 1122 scr_clear ();
816#endif
817 rxvt_scr_clear(aR);
818#ifdef XPM_BACKGROUND 1123#ifdef XPM_BACKGROUND
819 rxvt_resize_pixmap(aR); 1124 resize_pixmap ();
820#endif 1125#endif
821 } 1126 }
822 1127
823 if (fix_screen || R->h->old_height == 0) { 1128 if (fix_screen || old_height == 0)
824 int curr_screen = -1; 1129 {
825 uint16_t old_ncol = R->h->prev_ncol; 1130 int curr_screen = -1;
1131 int old_ncol = prev_ncol;
826 1132
827 /* scr_reset only works on the primary screen */ 1133 /* scr_reset only works on the primary screen */
828 if (R->h->old_height) /* this is not the first time through */ 1134 if (old_height) /* this is not the first time through */
1135 {
1136 unsigned int ncol = TermWin.ncol;
1137 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
829 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1138 curr_screen = scr_change_screen (PRIMARY);
830 rxvt_scr_reset(aR); 1139 TermWin.ncol = ncol;
1140 }
1141
1142 scr_reset ();
1143
831 if (curr_screen >= 0) { /* this is not the first time through */ 1144 if (curr_screen >= 0) /* this is not the first time through */
832 rxvt_scr_change_screen(aR_ curr_screen); 1145 {
1146 scr_change_screen (curr_screen);
833 rxvt_selection_check(aR_ (old_ncol != R->TermWin.ncol ? 4 : 0)); 1147 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
834 } 1148 }
835 } 1149 }
836 1150
837 R->h->old_width = R->szHint.width; 1151 old_width = szHint.width;
838 R->h->old_height = R->szHint.height; 1152 old_height = szHint.height;
1153
1154#ifdef XPM_BACKGROUND
1155 if (TermWin.pixmap)
1156 scr_touch (false);
1157#endif
839 1158
840#ifdef USE_XIM 1159#ifdef USE_XIM
841 rxvt_IMSetStatusPosition(aR); 1160 IMSetStatusPosition ();
842#endif 1161#endif
843} 1162}
844 1163
845/* 1164/*
846 * Set the width/height of the vt window in characters. Units are pixels. 1165 * Set the width/height of the vt window in characters. Units are pixels.
847 * good for toggling 80/132 columns 1166 * good for toggling 80/132 columns
848 */ 1167 */
849/* EXTPROTO */
850void 1168void
851rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1169rxvt_term::set_widthheight (unsigned int width, unsigned int height)
852{ 1170{
853 XWindowAttributes wattr; 1171 XWindowAttributes wattr;
854 1172
855 if (width == 0 || height == 0) { 1173 if (width == 0 || height == 0)
1174 {
856 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1175 XGetWindowAttributes (display->display, display->root, &wattr);
857 if (width == 0) 1176 if (width == 0)
858 width = wattr.width - R->szHint.base_width; 1177 width = wattr.width - szHint.base_width;
859 if (height == 0) 1178 if (height == 0)
860 height = wattr.height - R->szHint.base_height; 1179 height = wattr.height - szHint.base_height;
861 } 1180 }
1181
862 if (width != R->TermWin.width || height != R->TermWin.height) { 1182 if (width != TermWin.width || height != TermWin.height)
1183 {
863 width += R->szHint.base_width; 1184 width += szHint.base_width;
864 height += R->szHint.base_height; 1185 height += szHint.base_height;
865 rxvt_resize_all_windows(aR_ width, height, 0); 1186 resize_all_windows (width, height, 0);
866 } 1187 }
867} 1188}
868 1189
869/* -------------------------------------------------------------------- * 1190/* -------------------------------------------------------------------- *
870 * - X INPUT METHOD ROUTINES - * 1191 * - X INPUT METHOD ROUTINES - *
871 * -------------------------------------------------------------------- */ 1192 * -------------------------------------------------------------------- */
872#ifdef USE_XIM 1193#ifdef USE_XIM
873/* INTPROTO */
874void
875rxvt_setSize(pR_ XRectangle *size)
876{
877 size->x = R->TermWin.int_bwidth;
878 size->y = R->TermWin.int_bwidth;
879 size->width = Width2Pixel(R->TermWin.ncol);
880 size->height = Height2Pixel(R->TermWin.nrow);
881}
882 1194
883/* INTPROTO */
884void 1195void
885rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1196rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
886{ 1197{
887 *fg = R->PixColors[Color_fg]; 1198 fg = pix_colors[Color_fg];
888 *bg = R->PixColors[Color_bg]; 1199 bg = pix_colors[Color_bg];
1200}
1201
1202void
1203rxvt_term::im_set_size (XRectangle &size)
1204{
1205 // the int_bwidth terms make no sense to me
1206 size.x = TermWin.int_bwidth;
1207 size.y = TermWin.int_bwidth;
1208 size.width = Width2Pixel (TermWin.ncol) + TermWin.int_bwidth;
1209 size.height = Height2Pixel (TermWin.nrow) + TermWin.int_bwidth;
1210}
1211
1212void
1213rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1214 XRectangle &status_rect,
1215 const XRectangle &needed_rect)
1216{
1217 preedit_rect.x = needed_rect.width;
1218 preedit_rect.y = 0;
1219 preedit_rect.width = Width2Pixel (TermWin.ncol) - needed_rect.width + 1;
1220 preedit_rect.height = TermWin.fheight;
1221
1222 status_rect.x = 0;
1223 status_rect.y = 0;
1224 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (TermWin.ncol) + 1;
1225 status_rect.height = TermWin.fheight;
889} 1226}
890 1227
891/* Checking whether input method is running. */ 1228/* Checking whether input method is running. */
892/* INTPROTO */
893Bool 1229bool
894rxvt_IMisRunning(pR) 1230rxvt_term::IMisRunning ()
895{ 1231{
896 char *p; 1232 char *p;
897 Atom atom; 1233 Atom atom;
898 Window win; 1234 Window win;
899 char server[IMBUFSIZ]; 1235 char server[IMBUFSIZ];
900 1236
901 /* get current locale modifier */ 1237 /* get current locale modifier */
902 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1238 if ((p = XSetLocaleModifiers (NULL)) != NULL)
903 STRCPY(server, "@server="); 1239 {
1240 strcpy (server, "@server=");
904 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1241 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1242
905 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1243 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
906 *p = '\0'; 1244 *p = '\0';
907 1245
908 atom = XInternAtom(R->Xdisplay, server, False); 1246 atom = XInternAtom (display->display, server, False);
909 win = XGetSelectionOwner(R->Xdisplay, atom); 1247 win = XGetSelectionOwner (display->display, atom);
1248
910 if (win != None) 1249 if (win != None)
911 return True; 1250 return True;
912 } 1251 }
1252
913 return False; 1253 return False;
914} 1254}
915 1255
916/* EXTPROTO */
917void 1256void
918rxvt_IMSendSpot(pR) 1257rxvt_term::IMSendSpot ()
919{ 1258{
920 XPoint spot; 1259 XPoint nspot;
921 XVaNestedList preedit_attr; 1260 XVaNestedList preedit_attr;
922 1261
923 if (R->h->Input_Context == NULL 1262 if (!Input_Context
924 || !R->TermWin.focus 1263 || !TermWin.focus
925 || !(R->h->input_style & XIMPreeditPosition) 1264 || !(input_style & XIMPreeditPosition))
926 || !(R->h->event_type == KeyPress 1265 return;
927 || R->h->event_type == Expose
928 || R->h->event_type == NoExpose
929 || R->h->event_type == SelectionNotify
930 || R->h->event_type == ButtonRelease
931 || R->h->event_type == FocusIn)
932 || !rxvt_IMisRunning(aR))
933 return;
934 1266
935 rxvt_setPosition(aR_ &spot); 1267 im_set_position (nspot);
936 1268
1269 if (nspot.x == spot.x && nspot.y == spot.y)
1270 return;
1271
1272 spot = nspot;
1273
937 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1274 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
938 XSetICValues(R->h->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1275 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
939 XFree(preedit_attr); 1276 XFree (preedit_attr);
940} 1277}
941 1278
942/* EXTPROTO */
943void 1279void
944rxvt_setTermFontSet(pR_ int idx) 1280rxvt_term::im_destroy ()
945{ 1281{
946 char *string; 1282 if (input_method)
947 long length; 1283 {
948 int success = 0; 1284 if (Input_Context && input_method->xim)
1285 XDestroyIC (Input_Context);
949 1286
950 if (idx < 0 || idx >= MAX_NFONTS) 1287 display->put_xim (input_method);
951 return; 1288 input_method = 0;
952}
953
954/* INTPROTO */
955void
956rxvt_setPreeditArea(pR_ XRectangle *preedit_rect, XRectangle *status_rect, XRectangle *needed_rect)
957{
958 int mbh, vtx = 0;
959
960 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
961 vtx = scrollbar_TotalWidth();
962 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
963 mbh -= R->TermWin.lineSpace;
964
965 preedit_rect->x = needed_rect->width + vtx;
966 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
967
968 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
969 + vtx;
970 preedit_rect->height = Height2Pixel(1);
971
972 status_rect->x = vtx;
973 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
974
975 status_rect->width = needed_rect->width ? needed_rect->width
976 : Width2Pixel(R->TermWin.ncol + 1);
977 status_rect->height = Height2Pixel(1);
978}
979
980/* ARGSUSED */
981/* INTPROTO */
982void
983rxvt_IMDestroyCallback(XIM xim __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
984{
985 dR;
986
987 R->h->Input_Context = NULL;
988 /* To avoid Segmentation Fault in C locale: Solaris only? */
989 if (STRCMP(R->h->locale, "C"))
990 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
991 rxvt_IMInstantiateCallback, NULL);
992}
993
994/*
995 * X manual pages and include files don't match on some systems:
996 * some think this is an XIDProc and others an XIMProc so we can't
997 * use the first argument - need to update this to be nice for
998 * both types via some sort of configure detection
999 */
1000/* ARGSUSED */
1001/* EXTPROTO */
1002void
1003rxvt_IMInstantiateCallback(Display *unused __attribute__((unused)), XPointer client_data __attribute__((unused)), XPointer call_data __attribute__((unused)))
1004{
1005 dR;
1006 int i, found, had_im;
1007 const char *p;
1008 char **s;
1009 char buf[IMBUFSIZ];
1010
1011 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1012 if (R->h->Input_Context)
1013 return;
1014
1015 found = had_im = 0;
1016 p = R->h->rs[Rs_inputMethod];
1017 if (p && *p) {
1018 had_im = 1;
1019 s = rxvt_splitcommastring(p);
1020 for (i = 0; s[i]; i++) {
1021 if (*s[i]) {
1022 STRCPY(buf, "@im=");
1023 STRNCAT(buf, s[i], IMBUFSIZ - 5);
1024 if ((p = XSetLocaleModifiers(buf)) != NULL && *p
1025 && (rxvt_IM_get_IC(aR) == True)) {
1026 found = 1;
1027 break;
1028 }
1029 } 1289 }
1030 }
1031 for (i = 0; s[i]; i++)
1032 free(s[i]);
1033 free(s);
1034 }
1035 if (found)
1036 return;
1037 1290
1038/* try with XMODIFIERS env. var. */ 1291 Input_Context = 0;
1039 if ((p = XSetLocaleModifiers("")) != NULL && *p) {
1040 rxvt_IM_get_IC(aR);
1041 return;
1042 }
1043
1044/* try with no modifiers base IF the user didn't specify an IM */
1045 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1046 && rxvt_IM_get_IC(aR) == True)
1047 return;
1048} 1292}
1049 1293
1050/* 1294/*
1051 * Try to open a XIM with the current modifiers, then see if we can 1295 * Try to open a XIM with the current modifiers, then see if we can
1052 * open a suitable preedit type 1296 * open a suitable preedit type
1053 */ 1297 */
1054/* INTPROTO */
1055Bool 1298bool
1056rxvt_IM_get_IC(pR) 1299rxvt_term::IM_get_IC (const char *modifiers)
1057{ 1300{
1058 int i, j, found; 1301 int i, j, found;
1059 XIM xim; 1302 XIM xim;
1060 XPoint spot; 1303 XPoint spot;
1061 XRectangle rect, status_rect, needed_rect; 1304 XRectangle rect, status_rect, needed_rect;
1062 unsigned long fg, bg; 1305 unsigned long fg, bg;
1063 const char *p; 1306 const char *p;
1064 char **s; 1307 char **s;
1065 XIMStyles *xim_styles; 1308 XIMStyles *xim_styles;
1066 XVaNestedList preedit_attr, status_attr;
1067 XIMCallback ximcallback;
1068 struct rxvt_hidden *h = R->h;
1069 1309
1310 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1311 return false;
1312
1070 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1313 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1071 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1314 input_method = display->get_xim (locale, modifiers);
1072 if (xim == NULL) 1315 if (input_method == NULL)
1073 return False; 1316 return false;
1074 1317
1318 xim = input_method->xim;
1319 spot.x = spot.y = -1;
1320
1075 xim_styles = NULL; 1321 xim_styles = NULL;
1076 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1322 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1077 || !xim_styles || !xim_styles->count_styles) { 1323 || !xim_styles || !xim_styles->count_styles)
1078 XCloseIM(xim);
1079 return False;
1080 } 1324 {
1325 im_destroy ();
1326 return false;
1327 }
1081 1328
1082 p = h->rs[Rs_preeditType] ? h->rs[Rs_preeditType] 1329 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1083 : "OverTheSpot,OffTheSpot,Root"; 1330
1331 for (int pi = 0; pi < 2; pi++)
1332 {
1333 p = pet[pi];
1334
1335 if (!p)
1336 continue;
1337
1084 s = rxvt_splitcommastring(p); 1338 s = rxvt_splitcommastring (p);
1339
1085 for (i = found = 0; !found && s[i]; i++) { 1340 for (i = found = 0; !found && s[i]; i++)
1086 if (!STRCMP(s[i], "OverTheSpot")) 1341 {
1342 if (!strcmp (s[i], "OverTheSpot"))
1087 h->input_style = (XIMPreeditPosition | XIMStatusNothing); 1343 input_style = (XIMPreeditPosition | XIMStatusNothing);
1088 else if (!STRCMP(s[i], "OffTheSpot")) 1344 else if (!strcmp (s[i], "OffTheSpot"))
1089 h->input_style = (XIMPreeditArea | XIMStatusArea); 1345 input_style = (XIMPreeditArea | XIMStatusArea);
1090 else if (!STRCMP(s[i], "Root")) 1346 else if (!strcmp (s[i], "Root"))
1091 h->input_style = (XIMPreeditNothing | XIMStatusNothing); 1347 input_style = (XIMPreeditNothing | XIMStatusNothing);
1348 else if (!strcmp (s[i], "None"))
1349 input_style = (XIMPreeditNone | XIMStatusNone);
1092 1350
1093 for (j = 0; j < xim_styles->count_styles; j++) 1351 for (j = 0; j < xim_styles->count_styles; j++)
1094 if (h->input_style == xim_styles->supported_styles[j]) { 1352 if (input_style == xim_styles->supported_styles[j])
1095 found = 1; 1353 {
1096 break; 1354 rxvt_freecommastring (s);
1355
1356 found = 1;
1357 goto foundpet;
1358 }
1359
1360 }
1361
1362 rxvt_freecommastring (s);
1097 } 1363 }
1098 } 1364
1099 for (i = 0; s[i]; i++) 1365foundpet:
1100 free(s[i]); 1366
1101 free(s);
1102 XFree(xim_styles); 1367 XFree (xim_styles);
1103 1368
1104 if (!found) { 1369 if (!found)
1105 XCloseIM(xim);
1106 return False;
1107 } 1370 {
1371 im_destroy ();
1372 return false;
1373 }
1108 1374
1109 ximcallback.callback = rxvt_IMDestroyCallback; 1375 XFontSet fs = 0;
1110
1111 /* XXX: not sure why we need this (as well as IC one below) */
1112 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1113
1114 preedit_attr = status_attr = NULL; 1376 XVaNestedList preedit_attr = 0, status_attr = 0;
1115 1377
1378 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1379 {
1380 // fake us a font-set, please
1381 char **missing_charset_list;
1382 int missing_charset_count;
1383 char *def_string;
1384 char pat[512];
1385
1386 sprintf (pat,
1387 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1388 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1389 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1390 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1391 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1392 "*",
1393 TermWin.fheight,
1394 TermWin.fheight + 1, TermWin.fheight - 1,
1395 TermWin.fheight - 2, TermWin.fheight + 2);
1396
1397 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1398 &missing_charset_list, &missing_charset_count, &def_string);
1399
1400 if (missing_charset_list)
1401 XFreeStringList (missing_charset_list);
1402
1403 if (!fs)
1404 {
1405 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1406 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1407 }
1408 }
1409
1116 if (h->input_style & XIMPreeditPosition) { 1410 if (input_style & XIMPreeditPosition)
1117 rxvt_setSize(aR_ &rect); 1411 {
1118 rxvt_setPosition(aR_ &spot); 1412 im_set_size (rect);
1119 rxvt_setColor(aR_ &fg, &bg); 1413 im_set_position (spot);
1414 im_set_color (fg, bg);
1120 1415
1121 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1416 preedit_attr = XVaCreateNestedList (0,
1122 XNSpotLocation, &spot, 1417 XNForeground, fg,
1123 XNForeground, fg, 1418 XNBackground, bg,
1124 XNBackground, bg, 1419 XNArea, &rect,
1125 //XNFontSet, R->TermWin.fontset, 1420 XNSpotLocation, &spot,
1126 NULL); 1421 XNFontSet, fs,
1127 } else if (h->input_style & XIMPreeditArea) {
1128 rxvt_setColor(aR_ &fg, &bg);
1129
1130 /*
1131 * The necessary width of preedit area is unknown
1132 * until create input context.
1133 */
1134 needed_rect.width = 0;
1135
1136 rxvt_setPreeditArea(aR_ &rect, &status_rect, &needed_rect);
1137
1138 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1139 XNForeground, fg,
1140 XNBackground, bg,
1141 //XNFontSet, R->TermWin.fontset,
1142 NULL);
1143 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1144 XNForeground, fg,
1145 XNBackground, bg,
1146 //XNFontSet, R->TermWin.fontset,
1147 NULL); 1422 NULL);
1148 } 1423 }
1149 h->Input_Context = XCreateIC(xim, XNInputStyle, h->input_style, 1424 else if (input_style & XIMPreeditArea)
1150 XNClientWindow, R->TermWin.parent[0], 1425 {
1151 XNFocusWindow, R->TermWin.parent[0], 1426 im_set_color (fg, bg);
1152 XNDestroyCallback, &ximcallback, 1427
1153 preedit_attr ? XNPreeditAttributes : NULL, 1428 /*
1154 preedit_attr, 1429 * The necessary width of preedit area is unknown
1155 status_attr ? XNStatusAttributes : NULL, 1430 * until create input context.
1156 status_attr, NULL); 1431 */
1157 if (preedit_attr) 1432 needed_rect.width = 0;
1158 XFree(preedit_attr); 1433 im_set_preedit_area (rect, status_rect, needed_rect);
1159 if (status_attr) 1434
1160 XFree(status_attr); 1435 preedit_attr = XVaCreateNestedList (0,
1436 XNForeground, fg,
1437 XNBackground, bg,
1438 XNArea, &rect,
1439 XNFontSet, fs,
1440 NULL);
1441 status_attr = XVaCreateNestedList (0,
1442 XNForeground, fg,
1443 XNBackground, bg,
1444 XNArea, &status_rect,
1445 XNFontSet, fs,
1446 NULL);
1447 }
1448
1449 Input_Context = XCreateIC (xim,
1450 XNInputStyle, input_style,
1451 XNClientWindow, TermWin.vt,
1452 XNFocusWindow, TermWin.parent[0],
1453 preedit_attr ? XNPreeditAttributes : NULL,
1454 preedit_attr,
1455 status_attr ? XNStatusAttributes : NULL,
1456 status_attr, NULL);
1457
1458 if (preedit_attr) XFree (preedit_attr);
1459 if (status_attr) XFree (status_attr);
1460 if (fs) XFreeFontSet (display->display, fs);
1461
1161 if (h->Input_Context == NULL) { 1462 if (Input_Context == NULL)
1162 rxvt_print_error("failed to create input context");
1163 XCloseIM(xim);
1164 return False;
1165 } 1463 {
1464 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1465 im_destroy ();
1466 return false;
1467 }
1468
1166 if (h->input_style & XIMPreeditArea) 1469 if (input_style & XIMPreeditArea)
1167 rxvt_IMSetStatusPosition(aR); 1470 IMSetStatusPosition ();
1471
1168 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1472 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1169 return True; 1473 return true;
1170} 1474}
1171 1475
1172/* EXTPROTO */
1173void 1476void
1477rxvt_term::im_cb ()
1478{
1479 int i, found, had_im;
1480 const char *p;
1481 char **s;
1482 char buf[IMBUFSIZ];
1483
1484 im_destroy ();
1485
1486 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1487 if (Input_Context)
1488 return;
1489
1490#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1491 if (rs[Rs_imLocale])
1492 SET_LOCALE (rs[Rs_imLocale]);
1493#endif
1494
1495 p = rs[Rs_inputMethod];
1496 if (p && *p)
1497 {
1498 bool found = false;
1499
1500 s = rxvt_splitcommastring (p);
1501
1502 for (i = 0; s[i]; i++)
1503 {
1504 if (*s[i])
1505 {
1506 strcpy (buf, "@im=");
1507 strncat (buf, s[i], IMBUFSIZ - 5);
1508 if (IM_get_IC (buf))
1509 {
1510 found = true;
1511 break;
1512 }
1513 }
1514 }
1515
1516 rxvt_freecommastring (s);
1517
1518 if (found)
1519 goto done;
1520 }
1521
1522 /* try with XMODIFIERS env. var. */
1523 if (IM_get_IC (""))
1524 goto done;
1525
1526 /* try with no modifiers base IF the user didn't specify an IM */
1527 if (IM_get_IC ("@im=none"))
1528 goto done;
1529
1530done:
1531#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1532 if (rs[Rs_imLocale])
1533 SET_LOCALE (locale);
1534#endif
1535}
1536
1537void
1174rxvt_IMSetStatusPosition(pR) 1538rxvt_term::IMSetStatusPosition ()
1175{ 1539{
1176 XRectangle preedit_rect, status_rect, *needed_rect; 1540 XRectangle preedit_rect, status_rect, *needed_rect;
1177 XVaNestedList preedit_attr, status_attr; 1541 XVaNestedList preedit_attr, status_attr;
1178 1542
1179 if (R->h->Input_Context == NULL 1543 if (!Input_Context
1180 || !R->TermWin.focus 1544 || !TermWin.focus
1181 || !(R->h->input_style & XIMPreeditArea) 1545 || !(input_style & XIMPreeditArea)
1182 || !rxvt_IMisRunning(aR)) 1546 || !IMisRunning ())
1183 return; 1547 return;
1184 1548
1185 /* Getting the necessary width of preedit area */ 1549 /* Getting the necessary width of preedit area */
1186 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1550 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1187 XGetICValues(R->h->Input_Context, XNStatusAttributes, status_attr, NULL); 1551 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1188 XFree(status_attr); 1552 XFree (status_attr);
1189 1553
1190 rxvt_setPreeditArea(aR_ &preedit_rect, &status_rect, needed_rect); 1554 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1555 XFree (needed_rect);
1191 1556
1192 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1557 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1193 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1558 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1194 1559
1195 XSetICValues(R->h->Input_Context, 1560 XSetICValues (Input_Context,
1196 XNPreeditAttributes, preedit_attr, 1561 XNPreeditAttributes, preedit_attr,
1197 XNStatusAttributes, status_attr, NULL); 1562 XNStatusAttributes, status_attr, NULL);
1198 1563
1199 XFree(preedit_attr); 1564 XFree (preedit_attr);
1200 XFree(status_attr); 1565 XFree (status_attr);
1201} 1566}
1202#endif /* USE_XIM */ 1567#endif /* USE_XIM */
1203 1568
1204/*----------------------------------------------------------------------*/ 1569/*----------------------------------------------------------------------*/
1205rxvt_t *rxvt_current_term; 1570rxvt_t rxvt_current_term;
1206 1571
1207/*----------------------- end-of-file (C source) -----------------------*/ 1572/*----------------------- end-of-file (C source) -----------------------*/

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