ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/main.C
(Generate patch)

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.19 by pcg, Wed Dec 24 09:22:29 2003 UTC vs.
Revision 1.187 by root, Tue Jan 17 16:22:41 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.19 2003/12/24 09:22:29 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
49static char curlocale[128]; 53static char curlocale[128], savelocale[128];
50 54
51void 55bool
52rxvt_set_locale (const char *locale) 56rxvt_set_locale (const char *locale)
53{ 57{
54 if (locale && STRNCMP (locale, curlocale, 128)) 58 if (!locale || !strncmp (locale, curlocale, 128))
55 { 59 return false;
60
56 STRNCPY (curlocale, locale, 128); 61 strncpy (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale); 62 setlocale (LC_CTYPE, curlocale);
58 } 63 return true;
59} 64}
60 65
61void * 66void
62rxvt_term::operator new (size_t s) 67rxvt_push_locale (const char *locale)
63{ 68{
64 void *p = malloc (s); 69 strcpy (savelocale, curlocale);
70 rxvt_set_locale (locale);
71}
65 72
66 MEMSET (p, 0, s); 73void
74rxvt_pop_locale ()
75{
76 rxvt_set_locale (savelocale);
77}
78
79#if ENABLE_COMBINING
80class rxvt_composite_vec rxvt_composite;
81
82text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
83{
84 compose_char *cc;
85
86 // break compose chains, as stupid readline really likes to duplicate
87 // composing characters for some reason near the end of a line.
88 cc = (*this)[c1];
89 while (cc)
90 {
91 if (cc->c2 == c2) return c1;
92 cc = (*this)[cc->c1];
93 }
94
95 // check to see wether this combination already exists otherwise
96 for (cc = v.end (); cc-- > v.begin (); )
97 {
98 if (cc->c1 == c1 && cc->c2 == c2)
99 return COMPOSE_LO + (cc - v.begin ());
100 }
101
102 // allocate a new combination
103 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
104 {
105 static int seen;
106
107 if (!seen++)
108 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
109
110 return REPLACEMENT_CHAR;
111 }
112
113 v.push_back (compose_char (c1, c2));
114
115 return v.size () - 1 + COMPOSE_LO;
116}
117
118int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
119{
120 compose_char *cc = (*this)[c];
121
122 if (!cc)
123 {
124 if (r) *r = c;
125 return 1;
126 }
127
128 int len = expand (cc->c1, r);
129
130 if (r) r += len;
131
132 if (cc->c2 != NOCHAR)
133 {
134 len++;
135 if (r) *r++ = cc->c2;
136 }
137
67 return p; 138 return len;
68}
69 139
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 140}
141#endif
75 142
76rxvt_term::rxvt_term () 143rxvt_term::rxvt_term ()
77: destroy_ev (this, &rxvt_term::destroy_cb), 144 :
145#if TRANSPARENT
146 rootwin_ev (this, &rxvt_term::rootwin_cb),
147#endif
148#ifdef HAVE_SCROLLBARS
149 scrollbar_ev (this, &rxvt_term::x_cb),
150#endif
78#ifdef CURSOR_BLINK 151#ifdef CURSOR_BLINK
152 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
153#endif
154#ifdef TEXT_BLINK
79 blink_ev (this, &rxvt_term::blink_cb), 155 text_blink_ev (this, &rxvt_term::text_blink_cb),
156#endif
157#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
158 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
159#endif
160#ifdef SELECTION_SCROLLING
161 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
162#endif
163#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
164 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
80#endif 165#endif
81#ifdef POINTER_BLANK 166#ifdef POINTER_BLANK
82 pointer_ev (this, &rxvt_term::pointer_cb), 167 pointer_ev (this, &rxvt_term::pointer_cb),
83#endif 168#endif
169#ifdef USE_XIM
170 im_ev (this, &rxvt_term::im_cb),
171#endif
172 termwin_ev (this, &rxvt_term::x_cb),
84 x_ev (this, &rxvt_term::x_cb), 173 vt_ev (this, &rxvt_term::x_cb),
85 check_ev (this, &rxvt_term::check_cb), 174 check_ev (this, &rxvt_term::check_cb),
175 flush_ev (this, &rxvt_term::flush_cb),
176 destroy_ev (this, &rxvt_term::destroy_cb),
177 pty_ev (this, &rxvt_term::pty_cb),
86 incr_ev (this, &rxvt_term::incr_cb), 178 incr_ev (this, &rxvt_term::incr_cb)
87 pty_ev (this, &rxvt_term::pty_cb)
88{ 179{
89 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 180 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
181
182 termlist.push_back (this);
183
184#ifdef KEYSYM_RESOURCE
185 keyboard = new keyboard_manager;
186
187 if (!keyboard)
188 rxvt_fatal ("out of memory, aborting.\n");
189#endif
190}
191
192// clean up the most important stuff, do *not* call x or free mem etc.
193// for use before an emergency exit
194void rxvt_term::emergency_cleanup ()
195{
196 if (cmd_pid)
197 kill (-cmd_pid, SIGHUP);
198
199 delete pty; pty = 0;
90} 200}
91 201
92rxvt_term::~rxvt_term () 202rxvt_term::~rxvt_term ()
93{ 203{
204 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
205
206 termlist.erase (find (termlist.begin (), termlist.end(), this));
207
208 emergency_cleanup ();
209
210#if ENABLE_STYLES
211 for (int i = RS_styleCount; --i; )
212 if (fontset[i] != fontset[0])
213 delete fontset[i];
214#endif
215 delete fontset[0];
216
217 if (display)
218 {
219 dDisp;
220
221 selection_clear ();
222
223#ifdef USE_XIM
224 im_destroy ();
225#endif
226#ifdef XTERM_SCROLLBAR
227 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
228 if (ShadowGC) XFreeGC (disp, ShadowGC);
229#endif
230#ifdef PLAIN_SCROLLBAR
231 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
232#endif
233#ifdef NEXT_SCROLLBAR
234 if (blackGC) XFreeGC (disp, blackGC);
235 if (whiteGC) XFreeGC (disp, whiteGC);
236 if (grayGC) XFreeGC (disp, grayGC);
237 if (darkGC) XFreeGC (disp, darkGC);
238 if (stippleGC) XFreeGC (disp, stippleGC);
239 if (dimple) XFreePixmap (disp, dimple);
240 if (upArrow) XFreePixmap (disp, upArrow);
241 if (downArrow) XFreePixmap (disp, downArrow);
242 if (upArrowHi) XFreePixmap (disp, upArrowHi);
243 if (downArrowHi) XFreePixmap (disp, downArrowHi);
244#endif
245#ifdef RXVT_SCROLLBAR
246 if (topShadowGC) XFreeGC (disp, topShadowGC);
247 if (botShadowGC) XFreeGC (disp, botShadowGC);
248 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
249#endif
250 if (gc) XFreeGC (disp, gc);
251
252 delete drawable;
253 // destroy all windows
254 if (parent[0])
255 XDestroyWindow (disp, parent[0]);
256 }
257
258 // TODO: free pixcolours, colours should become part of rxvt_display
259 delete pix_colors_focused;
260#if OFF_FOCUS_FADING
261 delete pix_colors_unfocused;
262#endif
263
264 displays.put (display);
265
94 scr_release (); 266 scr_release ();
95 267
268 /* clear all resources */
269 for (int i = 0; i < allocated.size (); i++)
270 free (allocated [i]);
271
272 free (selection.text);
273 // TODO: manage env vars in child only(!)
274 free (env_windowid);
275 free (env_display);
276 free (env_term);
277 free (env_colorfgbg);
96 free (locale); 278 free (locale);
97 free (codeset); 279 free (v_buffer);
280 free (incr_buf);
98 281
99#ifndef NO_SETOWNER_TTYDEV 282 delete envv;
100 rxvt_privileged_ttydev (this, RESTORE); 283 delete argv;
101#endif
102#ifdef UTMP_SUPPORT
103 rxvt_privileged_utmp (this, RESTORE);
104#endif
105#ifdef USE_XIM
106 if (Input_Context != NULL)
107 {
108 XDestroyIC (Input_Context);
109 Input_Context = NULL;
110 }
111#endif
112 284
113 if (cmd_fd >= 0) 285#ifdef KEYSYM_RESOURCE
114 close (cmd_fd); 286 delete keyboard;
287#endif
288}
115 289
116 if (Xfd >= 0) 290void
117 XCloseDisplay (Xdisplay); 291rxvt_term::child_exit ()
292{
293 cmd_pid = 0;
118 294
119 delete PixColors; 295 if (!OPTION (Opt_hold))
296 destroy ();
120} 297}
121 298
122void 299void
123rxvt_term::destroy () 300rxvt_term::destroy ()
124{ 301{
302 if (destroy_ev.active)
303 return;
304
305#if ENABLE_OVERLAY
306 scr_overlay_off ();
307#endif
308
309 if (display)
310 {
311#if USE_XIM
312 im_ev.stop (display);
313#endif
314#if HAVE_SCROLLBARS
315 scrollbar_ev.stop (display);
316#endif
317#if TRANSPARENT
318 rootwin_ev.stop (display);
319#endif
320 incr_ev.stop ();
321 termwin_ev.stop (display);
322 vt_ev.stop (display);
323 }
324
125 check_ev.stop (); 325 check_ev.stop ();
126 pty_ev.stop (); 326 pty_ev.stop ();
127 x_ev.stop ();
128#ifdef CURSOR_BLINK 327#ifdef CURSOR_BLINK
328 cursor_blink_ev.stop ();
329#endif
330#ifdef TEXT_BLINK
129 blink_ev.stop (); 331 text_blink_ev.stop ();
332#endif
333#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
334 cont_scroll_ev.stop ();
335#endif
336#ifdef SELECTION_SCROLLING
337 sel_scroll_ev.stop ();
130#endif 338#endif
131#ifdef POINTER_BLANK 339#ifdef POINTER_BLANK
132 pointer_ev.stop (); 340 pointer_ev.stop ();
133#endif 341#endif
134 342
136} 344}
137 345
138void 346void
139rxvt_term::destroy_cb (time_watcher &w) 347rxvt_term::destroy_cb (time_watcher &w)
140{ 348{
141 SET_R (this); 349 make_current ();
142 350
143 delete this; 351 delete this;
144}
145
146/*----------------------------------------------------------------------*/
147/* rxvt_init() */
148/* LIBPROTO */
149rxvt_t
150rxvt_init (int argc, const char *const *argv)
151{
152 SET_R (new rxvt_term);
153 dR;
154
155 if (!R->init_vars () || !R->init (argc, argv))
156 {
157 delete R;
158 return NULL;
159 }
160
161 return R;
162}
163
164/* EXTPROTO */
165void
166rxvt_init_signals ()
167{
168/* install exit handler for cleanup */
169#if 0
170#ifdef HAVE_ATEXIT
171 atexit(rxvt_clean_exit);
172#else
173#endif
174#endif
175
176 struct sigaction sa;
177
178 sigfillset (&sa.sa_mask);
179 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188/* signal (SIGURG, SIG_DFL); */
189
190 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192}
193
194bool
195rxvt_term::init (int argc, const char *const *argv)
196{
197 /*
198 * Save and then give up any super-user privileges
199 * If we need privileges in any area then we must specifically request it.
200 * We should only need to be root in these cases:
201 * 1. write utmp entries on some systems
202 * 2. chown tty on some systems
203 */
204 rxvt_privileges (this, SAVE);
205 rxvt_privileges (this, IGNORE);
206
207 init_secondary ();
208
209 const char **cmd_argv = init_resources (argc, argv);
210
211 set_locale ("");
212
213#if (MENUBAR_MAX)
214 rxvt_menubar_read (this, rs[Rs_menu]);
215#endif
216#ifdef HAVE_SCROLLBARS
217 if (Options & Opt_scrollBar)
218 scrollBar.setIdle (); /* set existence for size calculations */
219#endif
220
221 create_windows (argc, argv);
222
223 init_xlocale ();
224
225 scr_reset (); /* initialize screen */
226#ifdef RXVT_GRAPHICS
227 rxvt_Gr_reset (this); /* reset graphics */
228#endif
229
230#if 0
231#ifdef DEBUG_X
232 XSynchronize(Xdisplay, True);
233#endif
234#endif
235
236#ifdef HAVE_SCROLLBARS
237 if (Options & Opt_scrollBar)
238 resize_scrollbar (); /* create and map scrollbar */
239#endif
240#if (MENUBAR_MAX)
241 if (menubar_visible(r))
242 XMapWindow (Xdisplay, menuBar.win);
243#endif
244#ifdef TRANSPARENT
245 if (Options & Opt_transparent)
246 {
247 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248 rxvt_check_our_parents (this);
249 }
250#endif
251 XMapWindow (Xdisplay, TermWin.vt);
252 XMapWindow (Xdisplay, TermWin.parent[0]);
253
254 init_env ();
255 init_command (cmd_argv);
256
257 x_ev.start (Xfd, EVENT_READ);
258 pty_ev.start (cmd_fd, EVENT_READ);
259
260 check_ev.start ();
261
262 process_x_events ();
263
264 return true;
265}
266
267/* ------------------------------------------------------------------------- *
268 * SIGNAL HANDLING & EXIT HANDLER *
269 * ------------------------------------------------------------------------- */
270/*
271 * Catch a SIGCHLD signal and exit if the direct child has died
272 */
273/* ARGSUSED */
274/* EXTPROTO */
275RETSIGTYPE
276rxvt_Child_signal(int sig __attribute__ ((unused)))
277{
278 int pid, save_errno = errno;
279 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280 ;
281 errno = save_errno;
282
283#if 0
284 if (pid == R->cmd_pid)
285 exit (EXIT_SUCCESS);
286#endif
287}
288
289/*
290 * Catch a fatal signal and tidy up before quitting
291 */
292/* EXTPROTO */
293RETSIGTYPE
294rxvt_Exit_signal(int sig)
295{
296 signal(sig, SIG_DFL);
297#ifdef DEBUG_CMD
298 rxvt_print_error("signal %d", sig);
299#endif
300 rxvt_clean_exit();
301 kill(getpid(), sig);
302}
303
304/* ARGSUSED */
305/* INTPROTO */
306int
307rxvt_xerror_handler(const Display * display
308 __attribute__ ((unused)), const XErrorEvent * event)
309{
310 dR;
311
312 if (R->allowedxerror == -1)
313 R->allowedxerror = event->error_code;
314 else
315 {
316 rxvt_print_error("XError: Request: %d . %d, Error: %d",
317 event->request_code, event->minor_code,
318 event->error_code);
319
320 R->destroy ();
321 }
322
323 return 0;
324} 352}
325 353
326/*----------------------------------------------------------------------*/ 354/*----------------------------------------------------------------------*/
327/* 355/*
328 * Exit gracefully, clearing the utmp entry and restoring tty attributes 356 * Exit gracefully, clearing the utmp entry and restoring tty attributes
329 * TODO: if debugging, this should free up any known resources if we can 357 * TODO: if debugging, this should free up any known resources if we can
330 */ 358 */
331/* EXTPROTO */ 359static XErrorHandler old_xerror_handler;
360
361static void
362rxvt_emergency_cleanup ()
363{
364 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
365 (*t)->emergency_cleanup ();
366}
367
368#if ENABLE_FRILLS
369static void
370print_x_error (Display *dpy, XErrorEvent *event)
371{
372 char buffer[BUFSIZ];
373 char mesg[BUFSIZ];
374 char number[32];
375 char *mtype = "XlibMessage";
376 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
377 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
378 rxvt_warn ("An X Error occured, trying to continue after report.\n");
379 rxvt_warn ("%s: %s\n", mesg, buffer);
380 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
381 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
382 sprintf(number, "%d", event->request_code);
383 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
384 rxvt_warn ("(which is %s)\n", buffer);
385 if (event->request_code >= 128) {
386 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
387 mesg, BUFSIZ);
388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
389 }
390 if ((event->error_code == BadWindow) ||
391 (event->error_code == BadPixmap) ||
392 (event->error_code == BadCursor) ||
393 (event->error_code == BadFont) ||
394 (event->error_code == BadDrawable) ||
395 (event->error_code == BadColor) ||
396 (event->error_code == BadGC) ||
397 (event->error_code == BadIDChoice) ||
398 (event->error_code == BadValue) ||
399 (event->error_code == BadAtom)) {
400 if (event->error_code == BadValue)
401 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
402 mesg, BUFSIZ);
403 else if (event->error_code == BadAtom)
404 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
405 mesg, BUFSIZ);
406 else
407 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
408 mesg, BUFSIZ);
409 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
410 }
411 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
412 mesg, BUFSIZ);
413 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
414}
415#endif
416
417int
418rxvt_xerror_handler (Display *display, XErrorEvent *event)
419{
420 if (GET_R->allowedxerror == -1)
421 GET_R->allowedxerror = event->error_code;
422 else
423 {
424 // GET_R is most likely not the terminal which caused the error,
425 // so just output the error and continue
426#if ENABLE_FRILLS
427 print_x_error (display, event);
428#else
429 old_xerror_handler (display, event);
430#endif
431 }
432
433 return 0;
434}
435
436int
437rxvt_xioerror_handler (Display *display)
438{
439 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
440 DisplayString (display));
441 rxvt_emergency_cleanup ();
442 _exit (EXIT_FAILURE);
443}
444
445/*----------------------------------------------------------------------*/
446bool
447rxvt_term::init (int argc, const char *const *argv)
448{
449 SET_R (this);
450 set_locale ("");
451 set_environ (envv); // few things in X do not call setlocale :(
452
453 if (!init_vars ())
454 return false;
455
456 init_secondary ();
457
458 const char **cmd_argv = init_resources (argc, argv);
459
460#ifdef KEYSYM_RESOURCE
461 keyboard->register_done ();
462#endif
463
464#ifdef HAVE_SCROLLBARS
465 if (OPTION (Opt_scrollBar))
466 scrollBar.setIdle (); /* set existence for size calculations */
467#endif
468
469#if ENABLE_PERL
470 if (!rs[Rs_perl_ext_1])
471 rs[Rs_perl_ext_1] = "default";
472
473 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
474 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
475 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
476 {
477 rxvt_perl.init (this);
478 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
479 }
480#endif
481
482 pty = rxvt_new_ptytty ();
483
484 create_windows (argc, argv);
485
486 dDisp;
487
488 init_xlocale ();
489
490 scr_reset (); // initialize screen
491
492#if 0
493 XSynchronize (disp, True);
494#endif
495
496#ifdef HAVE_SCROLLBARS
497 if (OPTION (Opt_scrollBar))
498 resize_scrollbar (); /* create and map scrollbar */
499#endif
500#ifdef TRANSPARENT
501 if (OPTION (Opt_transparent))
502 {
503 XSelectInput (disp, display->root, PropertyChangeMask);
504 check_our_parents ();
505 rootwin_ev.start (display, display->root);
506 }
507#endif
508
509 XMapWindow (disp, vt);
510 XMapWindow (disp, parent[0]);
511
512 set_colorfgbg ();
513
514 init_command (cmd_argv);
515
516 free (cmd_argv);
517
518 if (pty->pty >= 0)
519 pty_ev.start (pty->pty, EVENT_READ);
520
521 check_ev.start ();
522
523 HOOK_INVOKE ((this, HOOK_START, DT_END));
524
525 return true;
526}
527
528static struct sig_handlers
529{
530 sig_watcher sw_chld, sw_term, sw_int;
531
532 void sig_chld (sig_watcher &w)
533 {
534 // we are being called for every SIGCHLD, find the corresponding term
535 int pid;
536
537 while ((pid = waitpid (-1, NULL, WNOHANG)) > 0)
538 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
539 if (pid == (*t)->cmd_pid)
540 {
541 (*t)->child_exit ();
542 break;
543 }
544 }
545
546 /*
547 * Catch a fatal signal and tidy up before quitting
548 */
332void 549 void
333rxvt_clean_exit () 550 sig_term (sig_watcher &w)
334{ 551 {
335 dR; 552#ifdef DEBUG_CMD
553 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
554#endif
555 rxvt_emergency_cleanup ();
556 signal (w.signum, SIG_DFL);
557 kill (getpid (), w.signum);
558 }
336 559
337 R->destroy (); 560 sig_handlers ()
561 : sw_chld (this, &sig_handlers::sig_chld),
562 sw_term (this, &sig_handlers::sig_term),
563 sw_int (this, &sig_handlers::sig_term)
564 {
565 }
566} sig_handlers;
567
568char **rxvt_environ; // startup environment
569
570void
571rxvt_init ()
572{
573 uid_t uid = getuid ();
574 gid_t gid = getgid ();
575
576 // before doing anything else, check for setuid/setgid operation,
577 // start the helper process and drop privileges
578 if (uid != geteuid ()
579 || 1 //D
580 || gid != getegid ())
581 {
582#if PTYTTY_HELPER
583 rxvt_ptytty_server ();
584#else
585 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
586#endif
587
588 // drop privileges
589#if HAVE_SETRESUID
590 setresgid (gid, gid, gid);
591 setresuid (uid, uid, uid);
592#elif HAVE_SETREUID
593 setregid (gid, gid);
594 setreuid (uid, uid);
595#elif HAVE_SETUID
596 setgid (gid);
597 setuid (uid);
598#endif
599
600 if (uid != geteuid ()
601 || gid != getegid ())
602 rxvt_fatal ("unable to drop privileges, aborting.\n");
603 }
604
605 rxvt_environ = environ;
606
607 signal (SIGHUP, SIG_IGN);
608 signal (SIGPIPE, SIG_IGN);
609
610 sig_handlers.sw_chld.start (SIGCHLD);
611 sig_handlers.sw_term.start (SIGTERM);
612 sig_handlers.sw_int.start (SIGINT);
613
614 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
615 /* signal (SIGURG, SIG_DFL); */
616
617 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
618 // TODO: handle this with exceptions and tolerate the memory loss
619 XSetIOErrorHandler (rxvt_xioerror_handler);
620
621 XrmInitialize ();
338} 622}
339 623
340/* ------------------------------------------------------------------------- * 624/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 625 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 626 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 627void *
628rxvt_malloc (size_t size)
629{
630 void *p = malloc (size);
631
632 if (!p)
633 rxvt_fatal ("memory allocation failure. aborting.\n");
634
635 return p;
636}
637
638void *
639rxvt_calloc (size_t number, size_t size)
640{
641 void *p = calloc (number, size);
642
643 if (!p)
644 rxvt_fatal ("memory allocation failure. aborting.\n");
645
646 return p;
647}
648
344void * 649void *
345rxvt_malloc(size_t size)
346{
347 void *p;
348
349 p = malloc(size);
350 if (p)
351 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356/* NOTREACHED */
357}
358
359/* EXTPROTO */
360void *
361rxvt_calloc(size_t number, size_t size)
362{
363 void *p;
364
365 p = calloc(number, size);
366 if (p)
367 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372/* NOTREACHED */
373}
374
375/* EXTPROTO */
376void *
377rxvt_realloc(void *ptr, size_t size) 650rxvt_realloc (void *ptr, size_t size)
378{ 651{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 652 void *p = realloc (ptr, size);
383 else 653
384 p = malloc(size);
385 if (p) 654 if (!p)
655 rxvt_fatal ("memory allocation failure. aborting.\n");
656
386 return p; 657 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391/* NOTREACHED */
392} 658}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398/* INTPROTO */
399void
400rxvt_privileges(pR_ int mode)
401{
402#if ! defined(__CYGWIN32__)
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404/* setreuid() is the poor man's setuid(), seteuid() */
405# define seteuid(a) setreuid(-1, (a))
406# define setegid(a) setregid(-1, (a))
407# define HAVE_SETEUID
408# endif
409# ifdef HAVE_SETEUID
410 switch (mode) {
411 case IGNORE:
412 /*
413 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required
415 */
416 seteuid(getuid());
417 setegid(getgid());
418 break;
419 case SAVE:
420 R->euid = geteuid();
421 R->egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(R->euid);
425 setegid(R->egid);
426 break;
427 }
428# else
429 switch (mode) {
430 case IGNORE:
431 setuid(getuid());
432 setgid(getgid());
433 /* FALLTHROUGH */
434 case SAVE:
435 /* FALLTHROUGH */
436 case RESTORE:
437 break;
438 }
439# endif
440#endif
441}
442
443#ifdef UTMP_SUPPORT
444/* EXTPROTO */
445void
446rxvt_privileged_utmp(pR_ char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, R->next_utmp_action, getpid()));
450 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (R->Options & Opt_utmpInhibit)
452 || R->ttydev == NULL || *R->ttydev == '\0')
453 return;
454
455 rxvt_privileges(aR_ RESTORE);
456 if (action == SAVE) {
457 R->next_utmp_action = RESTORE;
458 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459 } else { /* action == RESTORE */
460 R->next_utmp_action = IGNORE;
461 rxvt_cleanutent(aR);
462 }
463 rxvt_privileges(aR_ IGNORE);
464}
465#endif
466
467#ifndef NO_SETOWNER_TTYDEV
468/* EXTPROTO */
469void
470rxvt_privileged_ttydev(pR_ char action)
471{
472 D_MAIN((stderr,
473 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474 action, R->next_tty_action, getpid()));
475 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476 || R->ttydev == NULL || *R->ttydev == '\0')
477 return;
478
479 rxvt_privileges(aR_ RESTORE);
480
481 if (action == SAVE) {
482 R->next_tty_action = RESTORE;
483# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486 R->next_tty_action = IGNORE;
487 else
488# endif
489 {
490 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491 chmod(R->ttydev, R->ttymode);
492# ifdef HAVE_REVOKE
493 revoke(R->ttydev);
494# endif
495 }
496 } else { /* action == RESTORE */
497 R->next_tty_action = IGNORE;
498# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499 chmod(R->ttydev, R->ttyfd_stat.st_mode);
500 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501# else
502 chmod(R->ttydev,
503 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504 chown(R->ttydev, 0, 0);
505# endif
506 }
507
508 rxvt_privileges(aR_ IGNORE);
509
510# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512 action == RESTORE ? "Restoring" : (action ==
513 SAVE ? "Saving" :
514 "UNKNOWN ERROR for"), R->ttydev,
515 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516 R->ttyfd_stat.st_gid));
517# endif
518}
519#endif
520 659
521/*----------------------------------------------------------------------*/ 660/*----------------------------------------------------------------------*/
522/* 661/*
523 * window size/position calculcations for XSizeHint and other storage. 662 * window size/position calculcations for XSizeHint and other storage.
524 * if width/height are non-zero then override calculated width/height 663 * if width/height are non-zero then override calculated width/height
525 */ 664 */
526void 665void
527rxvt_term::window_calc (unsigned int width, unsigned int height) 666rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528{ 667{
529 short recalc_x, recalc_y; 668 short recalc_x, recalc_y;
530 int x, y, sb_w, mb_h, flags; 669 int x, y, sb_w, flags;
531 unsigned int w, h; 670 unsigned int w, h;
532 unsigned int max_width, max_height; 671 unsigned int max_width, max_height;
672 dDisp;
533 673
534 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 674 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535 TermWin.ncol, TermWin.nrow, szHint.width, 675 ncol, nrow, szHint.width, szHint.height));
536 szHint.height)); 676
537 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 677 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538 szHint.win_gravity = NorthWestGravity; 678 szHint.win_gravity = NorthWestGravity;
539/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 679 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540 680
541 recalc_x = recalc_y = 0; 681 recalc_x = recalc_y = 0;
542 flags = 0; 682 flags = 0;
683
543 if (!parsed_geometry) { 684 if (!parsed_geometry)
685 {
544 parsed_geometry = 1; 686 parsed_geometry = 1;
687
545 if (rs[Rs_geometry]) 688 if (rs[Rs_geometry])
546 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 689 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
690
547 if (flags & WidthValue) { 691 if (flags & WidthValue)
548 TermWin.ncol = BOUND_POSITIVE_INT16(w); 692 {
693 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549 szHint.flags |= USSize; 694 szHint.flags |= USSize;
550 } 695 }
696
551 if (flags & HeightValue) { 697 if (flags & HeightValue)
552 TermWin.nrow = BOUND_POSITIVE_INT16(h); 698 {
699 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553 szHint.flags |= USSize; 700 szHint.flags |= USSize;
554 } 701 }
702
555 if (flags & XValue) { 703 if (flags & XValue)
704 {
556 szHint.x = x; 705 szHint.x = x;
557 szHint.flags |= USPosition; 706 szHint.flags |= USPosition;
707
558 if (flags & XNegative) { 708 if (flags & XNegative)
709 {
559 recalc_x = 1; 710 recalc_x = 1;
560 szHint.win_gravity = NorthEastGravity; 711 szHint.win_gravity = NorthEastGravity;
561 } 712 }
562 } 713 }
714
563 if (flags & YValue) { 715 if (flags & YValue)
716 {
564 szHint.y = y; 717 szHint.y = y;
565 szHint.flags |= USPosition; 718 szHint.flags |= USPosition;
719
566 if (flags & YNegative) { 720 if (flags & YNegative)
721 {
567 recalc_y = 1; 722 recalc_y = 1;
723
568 if (szHint.win_gravity == NorthEastGravity) 724 if (szHint.win_gravity == NorthEastGravity)
569 szHint.win_gravity = SouthEastGravity; 725 szHint.win_gravity = SouthEastGravity;
570 else 726 else
571 szHint.win_gravity = SouthWestGravity; 727 szHint.win_gravity = SouthWestGravity;
572 } 728 }
573 } 729 }
574 } 730 }
731
575/* TODO: BOUNDS */ 732 /* TODO: BOUNDS */
576 TermWin.width = TermWin.ncol * TermWin.fwidth; 733 width = ncol * fwidth;
577 TermWin.height = TermWin.nrow * TermWin.fheight; 734 height = nrow * fheight;
578 max_width = MAX_COLS * TermWin.fwidth; 735 max_width = MAX_COLS * fwidth;
579 max_height = MAX_ROWS * TermWin.fheight; 736 max_height = MAX_ROWS * fheight;
580 737
581 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 738 szHint.base_width = szHint.base_height = 2 * int_bwidth;
582 739
583 sb_w = mb_h = 0; 740 sb_w = 0;
584 window_vt_x = window_vt_y = 0; 741 window_vt_x = window_vt_y = int_bwidth;
585 if (scrollbar_visible (this)) { 742
743 if (scrollBar.state)
744 {
586 sb_w = scrollbar_TotalWidth(); 745 sb_w = scrollbar_TotalWidth ();
587 szHint.base_width += sb_w; 746 szHint.base_width += sb_w;
588 if (!(Options & Opt_scrollBar_right)) 747 if (!OPTION (Opt_scrollBar_right))
589 window_vt_x = sb_w; 748 window_vt_x += sb_w;
590 } 749 }
591 if (menubar_visible (this)) { 750
592 mb_h = menuBar_TotalHeight();
593 szHint.base_height += mb_h;
594 window_vt_y = mb_h;
595 }
596 szHint.width_inc = TermWin.fwidth; 751 szHint.width_inc = fwidth;
597 szHint.height_inc = TermWin.fheight; 752 szHint.height_inc = fheight;
598 szHint.min_width = szHint.base_width + szHint.width_inc; 753 szHint.min_width = szHint.base_width + szHint.width_inc;
599 szHint.min_height = szHint.base_height + szHint.height_inc; 754 szHint.min_height = szHint.base_height + szHint.height_inc;
600 755
601 if (width && width - szHint.base_width < max_width) { 756 if (newwidth && newwidth - szHint.base_width < max_width)
757 {
602 szHint.width = width; 758 szHint.width = newwidth;
603 TermWin.width = width - szHint.base_width; 759 width = newwidth - szHint.base_width;
604 } else { 760 }
605 MIN_IT(TermWin.width, max_width); 761 else
762 {
763 min_it (width, max_width);
606 szHint.width = szHint.base_width + TermWin.width; 764 szHint.width = szHint.base_width + width;
607 } 765 }
766
608 if (height && height - szHint.base_height < max_height) { 767 if (newheight && newheight - szHint.base_height < max_height)
768 {
609 szHint.height = height; 769 szHint.height = newheight;
610 TermWin.height = height - szHint.base_height; 770 height = newheight - szHint.base_height;
611 } else { 771 }
772 else
773 {
612 MIN_IT(TermWin.height, max_height); 774 min_it (height, max_height);
613 szHint.height = szHint.base_height + TermWin.height; 775 szHint.height = szHint.base_height + height;
614 } 776 }
615 if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) 777
778 if (scrollBar.state && OPTION (Opt_scrollBar_right))
616 window_sb_x = szHint.width - sb_w; 779 window_sb_x = szHint.width - sb_w;
617 780
618 if (recalc_x) 781 if (recalc_x)
619 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 782 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
620 - szHint.width - 2 * TermWin.ext_bwidth);
621 if (recalc_y) 783 if (recalc_y)
622 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 784 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
623 - szHint.height - 2 * TermWin.ext_bwidth);
624 785
625 TermWin.ncol = TermWin.width / TermWin.fwidth; 786 ncol = width / fwidth;
626 TermWin.nrow = TermWin.height / TermWin.fheight; 787 nrow = height / fheight;
627 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 788 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628 TermWin.ncol, TermWin.nrow, szHint.width, 789 ncol, nrow, szHint.width,
629 szHint.height)); 790 szHint.height));
630 return; 791 return;
631} 792}
632 793
633/*----------------------------------------------------------------------*/ 794/*----------------------------------------------------------------------*/
634/* 795/*
635 * Tell the teletype handler what size the window is. 796 * Tell the teletype handler what size the window is.
636 * Called after a window size change. 797 * Called after a window size change.
637 */ 798 */
638void 799void
639rxvt_term::tt_winch () 800rxvt_term::tt_winch ()
640{ 801{
641 struct winsize ws; 802 if (pty->pty < 0)
642
643 if (cmd_fd < 0)
644 return; 803 return;
645 804
805 struct winsize ws;
806
646 ws.ws_col = TermWin.ncol; 807 ws.ws_col = ncol;
647 ws.ws_row = TermWin.nrow; 808 ws.ws_row = nrow;
648 ws.ws_xpixel = ws.ws_ypixel = 0; 809 ws.ws_xpixel = width;
649#ifndef DEBUG_SIZE 810 ws.ws_ypixel = height;
650 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 811 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651#else 812
652 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 813#if 0
653 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 814 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654# ifdef SIGWINCH
655 else if (cmd_pid) /* force through to the command */ 815 if (cmd_pid) /* force through to the command */
656 kill (cmd_pid, SIGWINCH); 816 kill (-cmd_pid, SIGWINCH);
657# endif
658#endif 817#endif
659} 818}
660 819
661/*----------------------------------------------------------------------*/ 820/*----------------------------------------------------------------------*/
662/* rxvt_change_font() - Switch to a new font */ 821/* set_fonts () - load and set the various fonts
663/* 822 *
664 * init = 1 - initialize 823 * init = 1 - initialize
665 * 824 *
666 * fontname == FONT_UP - switch to bigger font 825 * fontname == FONT_UP - switch to bigger font
667 * fontname == FONT_DN - switch to smaller font 826 * fontname == FONT_DN - switch to smaller font
668 */ 827 */
669/* EXTPROTO */ 828bool
670void 829rxvt_term::set_fonts ()
671rxvt_change_font(pR_ int init, const char *fontname)
672{ 830{
673} 831 rxvt_fontset *fs = new rxvt_fontset (this);
832 rxvt_fontprop prop;
674 833
675/* INTPROTO */ 834 if (!fs
676void 835 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677rxvt_font_up_down(pR_ int n, int direction) 836 || !fs->realize_font (1))
837 {
838 delete fs;
839 return false;
840 }
841
842#if ENABLE_STYLES
843 for (int i = RS_styleCount; --i; )
844 if (fontset[i] != fontset[0])
845 delete fontset[i];
846#endif
847
848 delete fontset[0];
849 fontset[0] = fs;
850
851 prop = (*fs)[1]->properties ();
852 prop.height += lineSpace;
853 fs->set_prop (prop);
854
855 fwidth = prop.width;
856 fheight = prop.height;
857 fbase = prop.ascent;
858
859 for (int style = 1; style < 4; style++)
860 {
861#if ENABLE_STYLES
862 const char *res = rs[Rs_font + style];
863
864 if (res && !*res)
865 fontset[style] = fontset[0];
866 else
867 {
868 fontset[style] = fs = new rxvt_fontset (this);
869 rxvt_fontprop prop2 = prop;
870
871 if (res)
872 prop2.weight = prop2.slant = rxvt_fontprop::unset;
873 else
874 {
875 res = fontset[0]->fontdesc;
876
877 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
878 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
879 }
880
881 fs->populate (res);
882 fs->set_prop (prop2);
883 }
884#else
885 fontset[style] = fontset[0];
886#endif
887 }
888
889 if (parent[0])
890 {
891 resize_all_windows (0, 0, 0);
892 scr_remap_chars ();
893 scr_touch (true);
894 }
895
896 return true;
897}
898
899void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678{ 900{
901 XChangeProperty (display->display, parent[0],
902 prop, XA_STRING, 8, PropModeReplace,
903 (const unsigned char *)str, len >= 0 ? len : strlen (str));
904}
905
906void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
907{
908 wchar_t *ws = rxvt_mbstowcs (str, len);
909 char *s = rxvt_wcstoutf8 (ws);
910
911 XChangeProperty (display->display, parent[0],
912 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
913 (const unsigned char *)s, strlen (s));
914
915 free (s);
916 free (ws);
679} 917}
680 918
681/*----------------------------------------------------------------------*/ 919/*----------------------------------------------------------------------*/
682/*----------------------------------------------------------------------*/ 920/*----------------------------------------------------------------------*/
683/* xterm sequences - title, iconName, color (exptl) */ 921/* xterm sequences - title, iconName, color (exptl) */
684/* EXTPROTO */
685void 922void
686rxvt_set_title(pR_ const char *str) 923rxvt_term::set_title (const char *str)
687{ 924{
688#ifndef SMART_WINDOW_TITLE 925 set_string_property (XA_WM_NAME, str);
689 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 926#if ENABLE_EWMH
927 set_utf8_property (xa[XA_NET_WM_NAME], str);
928#endif
929}
930
931void
932rxvt_term::set_icon_name (const char *str)
933{
934 set_string_property (XA_WM_ICON_NAME, str);
935#if ENABLE_EWMH
936 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
937#endif
938}
939
940#ifdef XTERM_COLOR_CHANGE
941void
942rxvt_term::set_window_color (int idx, const char *color)
943{
944 rxvt_color xcol;
945 int i;
946
947 if (color == NULL || *color == '\0')
948 return;
949
950 /* handle color aliases */
951 if (isdigit (*color))
952 {
953 i = atoi (color);
954
955 if (i >= 8 && i <= 15)
956 { /* bright colors */
957 i -= 8;
958 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
959 SET_PIXCOLOR (idx);
960 goto done;
961 }
962
963 if (i >= 0 && i <= 7)
964 { /* normal colors */
965 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
966 SET_PIXCOLOR (idx);
967 goto done;
968 }
969 }
970
971 if (!rXParseAllocColor (&xcol, color))
972 return;
973
974 /* XStoreColor (display->display, display->cmap, XColor*); */
975
976 /*
977 * FIXME: should free colors here, but no idea how to do it so instead,
978 * so just keep gobbling up the colormap
979 */
980# if 0
981 for (i = Color_Black; i <= Color_White; i++)
982 if (pix_colors[idx] == pix_colors[i])
983 break;
984 if (i > Color_White)
985 {
986 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
987 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
988 DisplayPlanes (display->display, display->screen));
989 }
990# endif
991
992 pix_colors_focused[idx] = xcol;
993 SET_PIXCOLOR (idx);
994
995 /* XSetWindowAttributes attr; */
996 /* Cursor cursor; */
997done:
998
999#if OFF_FOCUS_FADING
1000 if (rs[Rs_fade])
1001 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
1002#endif
1003
1004 /*TODO: handle Color_BD, scrollbar background, etc. */
1005
1006 recolour_cursor ();
1007 scr_recolour ();
1008}
1009
690#else 1010#else
691 char *name;
692
693 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif
700}
701
702/* EXTPROTO */
703void
704rxvt_set_iconName(pR_ const char *str)
705{
706#ifndef SMART_WINDOW_TITLE
707 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
708#else
709 char *name;
710
711 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif
718}
719
720#ifdef XTERM_COLOR_CHANGE
721/* EXTPROTO */
722void
723rxvt_set_window_color(pR_ int idx, const char *color)
724{
725 rxvt_color xcol;
726 int i;
727
728 if (color == NULL || *color == '\0')
729 return;
730
731/* handle color aliases */
732 if (isdigit(*color)) {
733 i = atoi(color);
734 if (i >= 8 && i <= 15) { /* bright colors */
735 i -= 8;
736# ifndef NO_BRIGHTCOLOR
737 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
738 SET_PIXCOLOR(R, idx);
739 goto Done;
740# endif
741 }
742 if (i >= 0 && i <= 7) { /* normal colors */
743 R->PixColors[idx] = R->PixColors[minCOLOR + i];
744 SET_PIXCOLOR(R, idx);
745 goto Done;
746 }
747 }
748 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749 return;
750/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751
752/*
753 * FIXME: should free colors here, but no idea how to do it so instead,
754 * so just keep gobbling up the colormap
755 */
756# if 0
757 for (i = Color_Black; i <= Color_White; i++)
758 if (R->PixColors[idx] == R->PixColors[i])
759 break;
760 if (i > Color_White) {
761 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763 DisplayPlanes(R->Xdisplay, Xscreen));
764 }
765# endif
766
767 R->PixColors[idx] = xcol;
768 SET_PIXCOLOR(R, idx);
769
770/* XSetWindowAttributes attr; */
771/* Cursor cursor; */
772 Done:
773 if (idx == Color_bg && !(R->Options & Opt_transparent))
774 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775 R->PixColors[Color_bg]);
776
777/* handle Color_BD, scrollbar background, etc. */
778
779 rxvt_set_colorfgbg (aR);
780 R->recolour_cursor ();
781/* the only reasonable way to enforce a clean update */
782 rxvt_scr_poweron (aR);
783}
784
785#else
786# define rxvt_set_window_color(aR_ idx,color) ((void)0) 1011# define set_window_color (idx,color) ((void)0)
787#endif /* XTERM_COLOR_CHANGE */ 1012#endif /* XTERM_COLOR_CHANGE */
788 1013
789void 1014void
790rxvt_term::recolour_cursor () 1015rxvt_term::recolour_cursor ()
791{ 1016{
792#if TODO
793 rxvt_color xcol[2]; 1017 XColor xcol[2];
794 1018
795 xcol[0] = PixColors[Color_pointer]; 1019 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
796 xcol[1] = PixColors[Color_bg]; 1020 ? pix_colors_focused[Color_pointer_fg]
797 XQueryColors (Xdisplay, XCMAP, xcol, 2); 1021 : pix_colors_focused[Color_fg];
1022 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1023 ? pix_colors_focused[Color_pointer_bg]
1024 : pix_colors_focused[Color_bg];
1025
1026 XQueryColors (display->display, display->cmap, xcol, 2);
798 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1027 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
799#endif
800} 1028}
801 1029
802/*----------------------------------------------------------------------*/ 1030/*----------------------------------------------------------------------*/
803/* 1031/*
804 * find if fg/bg matches any of the normal (low-intensity) colors 1032 * find if fg/bg matches any of the normal (low-intensity) colors
805 */ 1033 */
806/* INTPROTO */
807void 1034void
808rxvt_set_colorfgbg(pR) 1035rxvt_term::set_colorfgbg ()
809{ 1036{
810 unsigned int i; 1037 unsigned int i;
811 const char *xpmb = "\0"; 1038 const char *xpmb = "\0";
812 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1039 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813 1040
814 R->env_colorfgbg =
815 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1041 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
816 STRCPY(fstr, "default"); 1042 strcpy (fstr, "default");
817 STRCPY(bstr, "default"); 1043 strcpy (bstr, "default");
818 for (i = Color_Black; i <= Color_White; i++) 1044 for (i = Color_Black; i <= Color_White; i++)
819 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1045 if (pix_colors[Color_fg] == pix_colors[i])
1046 {
820 sprintf(fstr, "%d", (i - Color_Black)); 1047 sprintf (fstr, "%d", (i - Color_Black));
821 break; 1048 break;
822 } 1049 }
1050
823 for (i = Color_Black; i <= Color_White; i++) 1051 for (i = Color_Black; i <= Color_White; i++)
824 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1052 if (pix_colors[Color_bg] == pix_colors[i])
1053 {
825 sprintf(bstr, "%d", (i - Color_Black)); 1054 sprintf (bstr, "%d", (i - Color_Black));
826#ifdef XPM_BACKGROUND 1055#ifdef XPM_BACKGROUND
827 xpmb = "default;"; 1056 xpmb = "default;";
828#endif 1057#endif
829 break; 1058 break;
830 } 1059 }
1060
831 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1061 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832 putenv(R->env_colorfgbg);
833
834#ifndef NO_BRIGHTCOLOR
835 R->colorfgbg = DEFAULT_RSTYLE;
836 for (i = minCOLOR; i <= maxCOLOR; i++) {
837 if (R->PixColors[Color_fg] == R->PixColors[i])
838 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839 if (R->PixColors[Color_bg] == R->PixColors[i])
840 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841 }
842#endif
843} 1062}
844 1063
845/*----------------------------------------------------------------------*/ 1064/*----------------------------------------------------------------------*/
846/*
847 * Colour determination for low colour displays, routine from
848 * Hans de Goede <hans@highrise.nl>
849 */
850 1065
851/* EXTPROTO */
852int 1066int
853rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1067rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
854{ 1068{
855 screen_in_out->set(aR_ colour);
856
857 if (!screen_in_out->set(aR_ colour)) { 1069 if (!screen_in_out->set (display, colour))
858 rxvt_print_error("can't allocate colour: %s", colour); 1070 {
1071 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
859 return false; 1072 return false;
860 } 1073 }
861 1074
862 return true; 1075 return true;
863} 1076}
864 1077
865/* -------------------------------------------------------------------- * 1078/* -------------------------------------------------------------------- *
866 * - WINDOW RESIZING - * 1079 * - WINDOW RESIZING - *
867 * -------------------------------------------------------------------- */ 1080 * -------------------------------------------------------------------- */
868void 1081void
869rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1082rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870{ 1083{
871 int fix_screen; 1084 int fix_screen;
872
873#ifdef SMART_RESIZE
874 int old_width = szHint.width, old_height = szHint.height; 1085 int old_width = szHint.width, old_height = szHint.height;
875#endif 1086 dDisp;
876 1087
877 window_calc (width, height); 1088 window_calc (newwidth, newheight);
878 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1089 XSetWMNormalHints (disp, parent[0], &szHint);
1090
879 if (!ignoreparent) 1091 if (!ignoreparent)
880 { 1092 {
881#ifdef SMART_RESIZE 1093#ifdef SMART_RESIZE
882 /* 1094 /*
883 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1095 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
886 int x, y, x1, y1; 1098 int x, y, x1, y1;
887 int dx, dy; 1099 int dx, dy;
888 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1100 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889 Window unused_cr; 1101 Window unused_cr;
890 1102
891 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1103 XTranslateCoordinates (disp, parent[0], display->root,
892 0, 0, &x, &y, &unused_cr); 1104 0, 0, &x, &y, &unused_cr);
893 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1105 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
894 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1106 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
895 /* 1107 /*
896 * if Xroot isn't the parent window, a WM will probably have offset 1108 * if display->root isn't the parent window, a WM will probably have offset
897 * our position for handles and decorations. Counter it 1109 * our position for handles and decorations. Counter it
898 */ 1110 */
899 if (x1 != x || y1 != y) { 1111 if (x1 != x || y1 != y)
1112 {
900 x -= x1; 1113 x -= x1;
901 y -= y1; 1114 y -= y1;
902 } 1115 }
903 1116
904 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1117 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
905 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1118 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
906 dx = old_width - szHint.width; 1119 dx = old_width - szHint.width;
907 dy = old_height - szHint.height; 1120 dy = old_height - szHint.height;
908 1121
909 /* Check position of the center of the window */ 1122 /* Check position of the center of the window */
910 if (x < x1) /* left half */ 1123 if (x < x1) /* left half */
911 dx = 0; 1124 dx = 0;
912 else if (x == x1) /* exact center */ 1125 else if (x == x1) /* exact center */
913 dx /= 2; 1126 dx /= 2;
914 if (y < y1) /* top half */ 1127 if (y < y1) /* top half */
915 dy = 0; 1128 dy = 0;
916 else if (y == y1) /* exact center */ 1129 else if (y == y1) /* exact center */
917 dy /= 2; 1130 dy /= 2;
918 1131
919 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1132 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
920 szHint.width, szHint.height); 1133 szHint.width, szHint.height);
921#else 1134#else
922 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1135 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
923 szHint.height);
924#endif 1136#endif
925 } 1137 }
926 1138
927 fix_screen = (TermWin.ncol != prev_ncol 1139 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928 || TermWin.nrow != prev_nrow);
929 1140
930 if (fix_screen || width != old_width || height != old_height) 1141 if (fix_screen || newwidth != old_width || newheight != old_height)
931 { 1142 {
932 if (scrollbar_visible (this)) 1143 if (scrollBar.state)
933 { 1144 {
934 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1145 XMoveResizeWindow (disp, scrollBar.win,
1146 window_sb_x, 0,
935 0, scrollbar_TotalWidth (), szHint.height); 1147 scrollbar_TotalWidth (), szHint.height);
936 resize_scrollbar (); 1148 resize_scrollbar ();
937 } 1149 }
938 1150
939 if (menubar_visible (this)) 1151 XMoveResizeWindow (disp, vt,
940 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1152 window_vt_x, window_vt_y,
941 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944 window_vt_y, TermWin_TotalWidth (),
945 TermWin_TotalHeight ()); 1153 width, height);
946#ifdef RXVT_GRAPHICS 1154
947 if (old_height)
948 rxvt_Gr_Resize (this, old_width - szHint.base_width,
949 old_height - szHint.base_height);
950#endif
951 scr_clear (); 1155 scr_clear ();
952#ifdef XPM_BACKGROUND 1156#ifdef XPM_BACKGROUND
953 rxvt_resize_pixmap (this); 1157 resize_pixmap ();
954#endif 1158#endif
955 } 1159 }
956 1160
957 if (fix_screen || old_height == 0) 1161 if (fix_screen || old_height == 0)
958 { 1162 {
960 int old_ncol = prev_ncol; 1164 int old_ncol = prev_ncol;
961 1165
962 /* scr_reset only works on the primary screen */ 1166 /* scr_reset only works on the primary screen */
963 if (old_height) /* this is not the first time through */ 1167 if (old_height) /* this is not the first time through */
964 { 1168 {
965 unsigned int ncol = TermWin.ncol; 1169 unsigned int ocol = ncol;
966 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 1170 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
967 curr_screen = rxvt_scr_change_screen (this, PRIMARY); 1171 curr_screen = scr_change_screen (PRIMARY);
968 TermWin.ncol = ncol; 1172 ncol = ocol;
969 } 1173 }
970 1174
971 scr_reset(); 1175 scr_reset ();
972 1176
973 if (curr_screen >= 0) /* this is not the first time through */ 1177 if (curr_screen >= 0) /* this is not the first time through */
974 { 1178 {
975 rxvt_scr_change_screen (this, curr_screen); 1179 scr_change_screen (curr_screen);
976 rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); 1180 selection_check (old_ncol != ncol ? 4 : 0);
977 } 1181 }
978 } 1182 }
979 1183
980 old_width = szHint.width; 1184 old_width = szHint.width;
981 old_height = szHint.height; 1185 old_height = szHint.height;
982 1186
1187#ifdef XPM_BACKGROUND
1188 if (pixmap)
1189 scr_touch (false);
1190#endif
1191
983#ifdef USE_XIM 1192#ifdef USE_XIM
984 rxvt_IMSetStatusPosition (this); 1193 IMSetStatusPosition ();
985#endif 1194#endif
986} 1195}
987 1196
988/* 1197/*
989 * Set the width/height of the vt window in characters. Units are pixels. 1198 * Set the width/height of the vt window in characters. Units are pixels.
990 * good for toggling 80/132 columns 1199 * good for toggling 80/132 columns
991 */ 1200 */
992/* EXTPROTO */
993void 1201void
994rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1202rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
995{ 1203{
996 XWindowAttributes wattr; 1204 XWindowAttributes wattr;
997 1205
998 if (width == 0 || height == 0) { 1206 if (newwidth == 0 || newheight == 0)
1207 {
999 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1208 XGetWindowAttributes (display->display, display->root, &wattr);
1209
1000 if (width == 0) 1210 if (newwidth == 0)
1001 width = wattr.width - R->szHint.base_width; 1211 newwidth = wattr.width - szHint.base_width;
1002 if (height == 0) 1212 if (newheight == 0)
1003 height = wattr.height - R->szHint.base_height; 1213 newheight = wattr.height - szHint.base_height;
1214 }
1215
1216 if (newwidth != width || newheight != height)
1004 } 1217 {
1005 if (width != R->TermWin.width || height != R->TermWin.height) {
1006 width += R->szHint.base_width; 1218 newwidth += szHint.base_width;
1007 height += R->szHint.base_height; 1219 newheight += szHint.base_height;
1008 R->resize_all_windows (width, height, 0); 1220 resize_all_windows (newwidth, newheight, 0);
1009 } 1221 }
1010} 1222}
1011 1223
1012/* -------------------------------------------------------------------- * 1224/* -------------------------------------------------------------------- *
1013 * - X INPUT METHOD ROUTINES - * 1225 * - X INPUT METHOD ROUTINES - *
1014 * -------------------------------------------------------------------- */ 1226 * -------------------------------------------------------------------- */
1015#ifdef USE_XIM 1227#ifdef USE_XIM
1016void
1017rxvt_term::set_size (XRectangle *size)
1018{
1019 size->x = TermWin.int_bwidth;
1020 size->y = TermWin.int_bwidth;
1021 size->width = Width2Pixel(TermWin.ncol);
1022 size->height = Height2Pixel(TermWin.nrow);
1023}
1024 1228
1025void 1229void
1026rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1230rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1027{ 1231{
1028 *fg = PixColors[Color_fg]; 1232 fg = pix_colors[Color_fg];
1029 *bg = PixColors[Color_bg]; 1233 bg = pix_colors[Color_bg];
1234}
1235
1236void
1237rxvt_term::im_set_size (XRectangle &size)
1238{
1239 // the int_bwidth terms make no sense to me
1240 size.x = int_bwidth;
1241 size.y = int_bwidth;
1242 size.width = Width2Pixel (ncol) + int_bwidth;
1243 size.height = Height2Pixel (nrow) + int_bwidth;
1244}
1245
1246void
1247rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1248 XRectangle &status_rect,
1249 const XRectangle &needed_rect)
1250{
1251 preedit_rect.x = needed_rect.width;
1252 preedit_rect.y = 0;
1253 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1254 preedit_rect.height = fheight;
1255
1256 status_rect.x = 0;
1257 status_rect.y = 0;
1258 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1259 status_rect.height = fheight;
1030} 1260}
1031 1261
1032/* Checking whether input method is running. */ 1262/* Checking whether input method is running. */
1033/* INTPROTO */
1034Bool 1263bool
1035rxvt_IMisRunning(pR) 1264rxvt_term::IMisRunning ()
1036{ 1265{
1037 char *p; 1266 char *p;
1038 Atom atom; 1267 Atom atom;
1039 Window win; 1268 Window win;
1040 char server[IMBUFSIZ]; 1269 char server[IMBUFSIZ];
1041 1270
1042/* get current locale modifier */ 1271 /* get current locale modifier */
1043 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1272 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1273 {
1044 STRCPY(server, "@server="); 1274 strcpy (server, "@server=");
1045 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1275 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1276
1046 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1277 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1047 *p = '\0'; 1278 *p = '\0';
1048 1279
1049 atom = XInternAtom(R->Xdisplay, server, False); 1280 atom = XInternAtom (display->display, server, False);
1050 win = XGetSelectionOwner(R->Xdisplay, atom); 1281 win = XGetSelectionOwner (display->display, atom);
1282
1051 if (win != None) 1283 if (win != None)
1052 return True; 1284 return True;
1053 } 1285 }
1286
1054 return False; 1287 return False;
1055} 1288}
1056 1289
1057/* EXTPROTO */
1058void 1290void
1059rxvt_IMSendSpot(pR) 1291rxvt_term::IMSendSpot ()
1060{ 1292{
1061 XPoint spot; 1293 XPoint nspot;
1062 XVaNestedList preedit_attr; 1294 XVaNestedList preedit_attr;
1063 1295
1064 if (R->Input_Context == NULL 1296 if (!Input_Context
1297 || !focus
1065 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1298 || !(input_style & XIMPreeditPosition))
1066 || !(R->event_type == KeyPress
1067 || R->event_type == Expose
1068 || R->event_type == NoExpose
1069 || R->event_type == SelectionNotify
1070 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1071 || !rxvt_IMisRunning(aR))
1072 return; 1299 return;
1073 1300
1074 R->set_position (&spot); 1301 im_set_position (nspot);
1075 1302
1303 if (nspot.x == spot.x && nspot.y == spot.y)
1304 return;
1305
1306 spot = nspot;
1307
1076 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1308 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1077 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1309 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1078 XFree(preedit_attr); 1310 XFree (preedit_attr);
1079} 1311}
1080 1312
1081void 1313void
1082rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1314rxvt_term::im_destroy ()
1083 XRectangle * needed_rect)
1084{ 1315{
1085 int mbh, vtx = 0; 1316 if (input_method)
1317 {
1318 if (Input_Context && input_method->xim)
1319 XDestroyIC (Input_Context);
1086 1320
1087 if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) 1321 display->put_xim (input_method);
1088 vtx = scrollbar_TotalWidth(); 1322 input_method = 0;
1323 }
1089 1324
1090 mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1091 mbh -= TermWin.lineSpace;
1092
1093 preedit_rect->x = needed_rect->width + vtx;
1094 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1095
1096 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1097 preedit_rect->height = Height2Pixel(1);
1098
1099 status_rect->x = vtx;
1100 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1103 status_rect->height = Height2Pixel(1);
1104}
1105
1106/* ARGSUSED */
1107/* INTPROTO */
1108void
1109rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1110 __attribute__ ((unused)), XPointer call_data
1111 __attribute__ ((unused)))
1112{
1113 dR;
1114
1115 R->Input_Context = NULL; 1325 Input_Context = 0;
1116/* To avoid Segmentation Fault in C locale: Solaris only? */
1117 if (STRCMP(R->locale, "C"))
1118 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1119 rxvt_IMInstantiateCallback, NULL);
1120} 1326}
1121 1327
1122/* 1328/*
1123 * Try to open a XIM with the current modifiers, then see if we can 1329 * Try to open a XIM with the current modifiers, then see if we can
1124 * open a suitable preedit type 1330 * open a suitable preedit type
1125 */ 1331 */
1126static Bool 1332bool
1127rxvt_IM_get_IC (pR) 1333rxvt_term::IM_get_IC (const char *modifiers)
1128{ 1334{
1129 int i, j, found; 1335 int i, j, found;
1130 XIM xim; 1336 XIM xim;
1131 XPoint spot; 1337 XPoint spot;
1132 XRectangle rect, status_rect, needed_rect; 1338 XRectangle rect, status_rect, needed_rect;
1133 unsigned long fg, bg; 1339 unsigned long fg, bg;
1134 const char *p; 1340 const char *p;
1135 char **s; 1341 char **s;
1136 XIMStyles *xim_styles; 1342 XIMStyles *xim_styles;
1137 XVaNestedList preedit_attr, status_attr;
1138 XIMCallback ximcallback;
1139 1343
1344 set_environ (envv);
1345
1346 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1347 return false;
1348
1140 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1349 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1141 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); 1350 input_method = display->get_xim (locale, modifiers);
1142 if (xim == NULL) 1351 if (input_method == NULL)
1143 return False; 1352 return false;
1144 1353
1354 xim = input_method->xim;
1355 spot.x = spot.y = -1;
1356
1145 xim_styles = NULL; 1357 xim_styles = NULL;
1146 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1358 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1147 || !xim_styles || !xim_styles->count_styles) { 1359 || !xim_styles || !xim_styles->count_styles)
1148 XCloseIM(xim); 1360 {
1361 im_destroy ();
1149 return False; 1362 return false;
1363 }
1364
1365 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1366
1367 for (int pi = 0; pi < 2; pi++)
1150 } 1368 {
1369 p = pet[pi];
1151 1370
1152 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1371 if (!p)
1153 : "OverTheSpot,OffTheSpot,Root"; 1372 continue;
1373
1154 s = rxvt_splitcommastring(p); 1374 s = rxvt_splitcommastring (p);
1375
1155 for (i = found = 0; !found && s[i]; i++) { 1376 for (i = found = 0; !found && s[i]; i++)
1377 {
1156 if (!STRCMP(s[i], "OverTheSpot")) 1378 if (!strcmp (s[i], "OverTheSpot"))
1157 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1379 input_style = (XIMPreeditPosition | XIMStatusNothing);
1158 else if (!STRCMP(s[i], "OffTheSpot")) 1380 else if (!strcmp (s[i], "OffTheSpot"))
1159 R->input_style = (XIMPreeditArea | XIMStatusArea); 1381 input_style = (XIMPreeditArea | XIMStatusArea);
1160 else if (!STRCMP(s[i], "Root")) 1382 else if (!strcmp (s[i], "Root"))
1161 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1383 input_style = (XIMPreeditNothing | XIMStatusNothing);
1384 else if (!strcmp (s[i], "None"))
1385 input_style = (XIMPreeditNone | XIMStatusNone);
1162 1386
1163 for (j = 0; j < xim_styles->count_styles; j++) 1387 for (j = 0; j < xim_styles->count_styles; j++)
1164 if (R->input_style == xim_styles->supported_styles[j]) { 1388 if (input_style == xim_styles->supported_styles[j])
1389 {
1390 rxvt_freecommastring (s);
1391
1165 found = 1; 1392 found = 1;
1166 break; 1393 goto foundpet;
1167 } 1394 }
1395
1396 }
1397
1398 rxvt_freecommastring (s);
1168 } 1399 }
1169 for (i = 0; s[i]; i++) 1400
1170 free(s[i]); 1401foundpet:
1171 free(s); 1402
1172 XFree(xim_styles); 1403 XFree (xim_styles);
1173 1404
1174 if (!found) { 1405 if (!found)
1175 XCloseIM(xim); 1406 {
1407 im_destroy ();
1176 return False; 1408 return false;
1409 }
1410
1411 XFontSet fs = 0;
1412 XVaNestedList preedit_attr = 0, status_attr = 0;
1413
1414 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1177 } 1415 {
1416 // fake us a font-set, please
1417 char **missing_charset_list;
1418 int missing_charset_count;
1419 char *def_string;
1420 char pat[512];
1178 1421
1179 ximcallback.callback = rxvt_IMDestroyCallback; 1422 sprintf (pat,
1423 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1424 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1425 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1426 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1427 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1428 "*",
1429 fheight,
1430 fheight + 1, fheight - 1,
1431 fheight - 2, fheight + 2);
1180 1432
1181 /* XXX: not sure why we need this (as well as IC one below) */ 1433 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1182 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1434 &missing_charset_list, &missing_charset_count, &def_string);
1183 1435
1184 preedit_attr = status_attr = NULL; 1436 if (missing_charset_list)
1437 XFreeStringList (missing_charset_list);
1185 1438
1439 if (!fs)
1440 {
1441 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1442 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1443 }
1444 }
1445
1186 if (R->input_style & XIMPreeditPosition) { 1446 if (input_style & XIMPreeditPosition)
1447 {
1187 R->set_size (&rect); 1448 im_set_size (rect);
1188 R->set_position (&spot); 1449 im_set_position (spot);
1189 R->set_color (&fg, &bg); 1450 im_set_color (fg, bg);
1190 1451
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1452 preedit_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &rect,
1192 XNSpotLocation, &spot, 1456 XNSpotLocation, &spot,
1193 XNForeground, fg, XNBackground, bg,
1194 //XNFontSet, R->TermWin.fontset, 1457 XNFontSet, fs,
1195 NULL);
1196 } else if (R->input_style & XIMPreeditArea) {
1197 R->set_color (&fg, &bg);
1198
1199 /*
1200 * The necessary width of preedit area is unknown
1201 * until create input context.
1202 */
1203 needed_rect.width = 0;
1204
1205 R->set_preedit_area(&rect, &status_rect, &needed_rect);
1206
1207 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1208 XNForeground, fg, XNBackground, bg,
1209 //XNFontSet, R->TermWin.fontset,
1210 NULL);
1211 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1212 XNForeground, fg, XNBackground, bg,
1213 //XNFontSet, R->TermWin.fontset,
1214 NULL); 1458 NULL);
1215 } 1459 }
1216 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, 1460 else if (input_style & XIMPreeditArea)
1461 {
1462 im_set_color (fg, bg);
1463
1464 /*
1465 * The necessary width of preedit area is unknown
1466 * until create input context.
1467 */
1468 needed_rect.width = 0;
1469 im_set_preedit_area (rect, status_rect, needed_rect);
1470
1471 preedit_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1473 XNBackground, bg,
1474 XNArea, &rect,
1475 XNFontSet, fs,
1476 NULL);
1477 status_attr = XVaCreateNestedList (0,
1478 XNForeground, fg,
1479 XNBackground, bg,
1480 XNArea, &status_rect,
1481 XNFontSet, fs,
1482 NULL);
1483 }
1484
1485 Input_Context = XCreateIC (xim,
1486 XNInputStyle, input_style,
1217 XNClientWindow, R->TermWin.parent[0], 1487 XNClientWindow, vt,
1218 XNFocusWindow, R->TermWin.parent[0], 1488 XNFocusWindow, parent[0],
1219 XNDestroyCallback, &ximcallback,
1220 preedit_attr ? XNPreeditAttributes : NULL, 1489 preedit_attr ? XNPreeditAttributes : NULL,
1221 preedit_attr, 1490 preedit_attr,
1222 status_attr ? XNStatusAttributes : NULL, 1491 status_attr ? XNStatusAttributes : NULL,
1223 status_attr, NULL); 1492 status_attr, NULL);
1224 if (preedit_attr) 1493
1225 XFree(preedit_attr); 1494 if (preedit_attr) XFree (preedit_attr);
1226 if (status_attr) 1495 if (status_attr) XFree (status_attr);
1227 XFree(status_attr); 1496 if (fs) XFreeFontSet (display->display, fs);
1497
1228 if (R->Input_Context == NULL) { 1498 if (Input_Context == NULL)
1229 rxvt_print_error("failed to create input context"); 1499 {
1230 XCloseIM(xim); 1500 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1501 im_destroy ();
1231 return False; 1502 return false;
1232 } 1503 }
1504
1233 if (R->input_style & XIMPreeditArea) 1505 if (input_style & XIMPreeditArea)
1234 rxvt_IMSetStatusPosition(aR); 1506 IMSetStatusPosition ();
1507
1235 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1508 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1236 return True; 1509 return true;
1237} 1510}
1238 1511
1239/*
1240 * X manual pages and include files don't match on some systems:
1241 * some think this is an XIDProc and others an XIMProc so we can't
1242 * use the first argument - need to update this to be nice for
1243 * both types via some sort of configure detection
1244 */
1245/* ARGSUSED */
1246/* EXTPROTO */
1247void 1512void
1248rxvt_IMInstantiateCallback(Display * unused 1513rxvt_term::im_cb ()
1249 __attribute__ ((unused)), XPointer client_data
1250 __attribute__ ((unused)), XPointer call_data
1251 __attribute__ ((unused)))
1252{ 1514{
1253 dR; 1515 int i;
1254 int i, found, had_im;
1255 const char *p; 1516 const char *p;
1256 char **s; 1517 char **s;
1257 char buf[IMBUFSIZ]; 1518 char buf[IMBUFSIZ];
1258 1519
1520 make_current ();
1521
1522 im_destroy ();
1523
1259 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1524 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1260 if (R->Input_Context) 1525 if (Input_Context)
1261 return; 1526 return;
1262 1527
1263#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1528#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1264 if (R->rs[Rs_imLocale]) 1529 if (rs[Rs_imLocale])
1265 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1530 SET_LOCALE (rs[Rs_imLocale]);
1266#endif 1531#endif
1267 1532
1268 p = R->rs[Rs_inputMethod]; 1533 p = rs[Rs_inputMethod];
1269 if (p && *p) 1534 if (p && *p)
1270 { 1535 {
1271 bool found = false; 1536 bool found = false;
1272 1537
1273 s = rxvt_splitcommastring (p); 1538 s = rxvt_splitcommastring (p);
1539
1274 for (i = 0; s[i]; i++) 1540 for (i = 0; s[i]; i++)
1275 { 1541 {
1276 if (*s[i]) 1542 if (*s[i])
1277 { 1543 {
1278 STRCPY (buf, "@im="); 1544 strcpy (buf, "@im=");
1279 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1545 strncat (buf, s[i], IMBUFSIZ - 5);
1280 if ((p = XSetLocaleModifiers (buf)) && *p 1546 if (IM_get_IC (buf))
1281 && rxvt_IM_get_IC (aR))
1282 { 1547 {
1283 found = true; 1548 found = true;
1284 break; 1549 break;
1285 } 1550 }
1286 } 1551 }
1287 } 1552 }
1288 for (i = 0; s[i]; i++) 1553
1289 free(s[i]); 1554 rxvt_freecommastring (s);
1290 free(s);
1291 1555
1292 if (found) 1556 if (found)
1293 goto done; 1557 goto done;
1294 } 1558 }
1295 1559
1296/* try with XMODIFIERS env. var. */ 1560 /* try with XMODIFIERS env. var. */
1297 if ((p = XSetLocaleModifiers ("")) && *p 1561 if (IM_get_IC (""))
1298 && rxvt_IM_get_IC (aR))
1299 goto done; 1562 goto done;
1300 1563
1301/* try with no modifiers base IF the user didn't specify an IM */ 1564 /* try with no modifiers base IF the user didn't specify an IM */
1302 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1565 if (IM_get_IC ("@im=none"))
1303 && rxvt_IM_get_IC (aR) == True)
1304 goto done; 1566 goto done;
1305 1567
1306done: 1568done:
1307#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1569#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1308 if (R->rs[Rs_imLocale]) 1570 if (rs[Rs_imLocale])
1309 setlocale (LC_CTYPE, R->locale); 1571 SET_LOCALE (locale);
1310#endif 1572#endif
1311} 1573}
1312 1574
1313/* EXTPROTO */
1314void 1575void
1315rxvt_IMSetStatusPosition(pR) 1576rxvt_term::IMSetStatusPosition ()
1316{ 1577{
1317 XRectangle preedit_rect, status_rect, *needed_rect; 1578 XRectangle preedit_rect, status_rect, *needed_rect;
1318 XVaNestedList preedit_attr, status_attr; 1579 XVaNestedList preedit_attr, status_attr;
1319 1580
1320 if (R->Input_Context == NULL 1581 if (!Input_Context
1582 || !focus
1321 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1583 || !(input_style & XIMPreeditArea)
1322 || !rxvt_IMisRunning(aR)) 1584 || !IMisRunning ())
1323 return; 1585 return;
1324 1586
1325/* Getting the necessary width of preedit area */ 1587 /* Getting the necessary width of preedit area */
1326 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1588 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1327 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1589 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1328 XFree(status_attr); 1590 XFree (status_attr);
1329 1591
1330 R->set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1592 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1593 XFree (needed_rect);
1331 1594
1332 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1595 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1333 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1596 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1334 1597
1335 XSetICValues(R->Input_Context, 1598 XSetICValues (Input_Context,
1336 XNPreeditAttributes, preedit_attr, 1599 XNPreeditAttributes, preedit_attr,
1337 XNStatusAttributes, status_attr, NULL); 1600 XNStatusAttributes, status_attr, NULL);
1338 1601
1339 XFree(preedit_attr); 1602 XFree (preedit_attr);
1340 XFree(status_attr); 1603 XFree (status_attr);
1341} 1604}
1342#endif /* USE_XIM */ 1605#endif /* USE_XIM */
1343 1606
1344/*----------------------------------------------------------------------*/ 1607/*----------------------------------------------------------------------*/
1345rxvt_t rxvt_current_term; 1608rxvt_t rxvt_current_term;

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines