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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.189 by root, Thu Jan 19 09:47:15 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.14 2003/12/18 00:29:29 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
51vector<rxvt_term *> rxvt_term::termlist;
52
53static char curlocale[128], savelocale[128];
54
55bool
56rxvt_set_locale (const char *locale)
57{
58 if (!locale || !strncmp (locale, curlocale, 128))
59 return false;
60
61 strncpy (curlocale, locale, 128);
62 setlocale (LC_CTYPE, curlocale);
63 return true;
64}
65
47void * 66void
48rxvt_term::operator new (size_t s) 67rxvt_push_locale (const char *locale)
49{ 68{
50 void *p = malloc (s); 69 strcpy (savelocale, curlocale);
70 rxvt_set_locale (locale);
71}
51 72
52 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
53 return p; 138 return len;
54}
55 139
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 140}
141#endif
61 142
62rxvt_term::rxvt_term () 143rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_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
64#ifdef CURSOR_BLINK 151#ifdef CURSOR_BLINK
152 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
153#endif
154#ifdef TEXT_BLINK
65 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),
66#endif 165#endif
67#ifdef POINTER_BLANK 166#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 167 pointer_ev (this, &rxvt_term::pointer_cb),
69#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),
70 x_ev (this, &rxvt_term::x_cb), 173 vt_ev (this, &rxvt_term::x_cb),
174 child_ev (this, &rxvt_term::child_cb),
175 check_ev (this, &rxvt_term::check_cb),
176 flush_ev (this, &rxvt_term::flush_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb), 177 destroy_ev (this, &rxvt_term::destroy_cb),
72 check_ev (this, &rxvt_term::check_cb), 178 pty_ev (this, &rxvt_term::pty_cb),
73 incr_ev (this, &rxvt_term::incr_cb) 179 incr_ev (this, &rxvt_term::incr_cb)
74{ 180{
75 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 181 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
182
183 termlist.push_back (this);
184
185#ifdef KEYSYM_RESOURCE
186 keyboard = new keyboard_manager;
187
188 if (!keyboard)
189 rxvt_fatal ("out of memory, aborting.\n");
190#endif
191}
192
193// clean up the most important stuff, do *not* call x or free mem etc.
194// for use before an emergency exit
195void rxvt_term::emergency_cleanup ()
196{
197 if (cmd_pid)
198 kill (-cmd_pid, SIGHUP);
199
200 delete pty; pty = 0;
76} 201}
77 202
78rxvt_term::~rxvt_term () 203rxvt_term::~rxvt_term ()
79{ 204{
205 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
206
207 termlist.erase (find (termlist.begin (), termlist.end(), this));
208
209 emergency_cleanup ();
210
211#if ENABLE_STYLES
212 for (int i = RS_styleCount; --i; )
213 if (fontset[i] != fontset[0])
214 delete fontset[i];
215#endif
216 delete fontset[0];
217
218 if (display)
219 {
220 dDisp;
221
222 selection_clear ();
223
224#ifdef USE_XIM
225 im_destroy ();
226#endif
227#ifdef XTERM_SCROLLBAR
228 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
229 if (ShadowGC) XFreeGC (disp, ShadowGC);
230#endif
231#ifdef PLAIN_SCROLLBAR
232 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
233#endif
234#ifdef NEXT_SCROLLBAR
235 if (blackGC) XFreeGC (disp, blackGC);
236 if (whiteGC) XFreeGC (disp, whiteGC);
237 if (grayGC) XFreeGC (disp, grayGC);
238 if (darkGC) XFreeGC (disp, darkGC);
239 if (stippleGC) XFreeGC (disp, stippleGC);
240 if (dimple) XFreePixmap (disp, dimple);
241 if (upArrow) XFreePixmap (disp, upArrow);
242 if (downArrow) XFreePixmap (disp, downArrow);
243 if (upArrowHi) XFreePixmap (disp, upArrowHi);
244 if (downArrowHi) XFreePixmap (disp, downArrowHi);
245#endif
246#ifdef RXVT_SCROLLBAR
247 if (topShadowGC) XFreeGC (disp, topShadowGC);
248 if (botShadowGC) XFreeGC (disp, botShadowGC);
249 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
250#endif
251 if (gc) XFreeGC (disp, gc);
252
253 delete drawable;
254 // destroy all windows
255 if (parent[0])
256 XDestroyWindow (disp, parent[0]);
257 }
258
259 // TODO: free pixcolours, colours should become part of rxvt_display
260 delete pix_colors_focused;
261#if OFF_FOCUS_FADING
262 delete pix_colors_unfocused;
263#endif
264
265 displays.put (display);
266
80 scr_release (); 267 scr_release ();
81 268
82#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 269 /* clear all resources */
270 for (int i = 0; i < allocated.size (); i++)
271 free (allocated [i]);
272
273 free (selection.text);
274 // TODO: manage env vars in child only(!)
275 free (env_windowid);
276 free (env_display);
277 free (env_term);
278 free (env_colorfgbg);
83 free (locale); 279 free (locale);
84#endif 280 free (v_buffer);
85#ifndef NO_SETOWNER_TTYDEV 281 free (incr_buf);
86 rxvt_privileged_ttydev (this, RESTORE);
87#endif
88#ifdef UTMP_SUPPORT
89 rxvt_privileged_utmp (this, RESTORE);
90#endif
91#ifdef USE_XIM
92 if (Input_Context != NULL)
93 {
94 XDestroyIC (Input_Context);
95 Input_Context = NULL;
96 }
97#endif
98 282
99 if (cmd_fd >= 0) 283 delete envv;
100 close (cmd_fd); 284 delete argv;
101 285
102 if (Xfd >= 0) 286#ifdef KEYSYM_RESOURCE
103 XCloseDisplay (Xdisplay); 287 delete keyboard;
288#endif
289}
104 290
105 delete PixColors; 291// child has exited, usually destroys
292void
293rxvt_term::child_cb (child_watcher &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!OPTION (Opt_hold))
300 destroy ();
106} 301}
107 302
108void 303void
109rxvt_term::destroy () 304rxvt_term::destroy ()
110{ 305{
306 if (destroy_ev.active)
307 return;
308
309#if ENABLE_OVERLAY
310 scr_overlay_off ();
311#endif
312
313 if (display)
314 {
315#if USE_XIM
316 im_ev.stop (display);
317#endif
318#if HAVE_SCROLLBARS
319 scrollbar_ev.stop (display);
320#endif
321#if TRANSPARENT
322 rootwin_ev.stop (display);
323#endif
324 incr_ev.stop ();
325 termwin_ev.stop (display);
326 vt_ev.stop (display);
327 }
328
111 check_ev.stop (); 329 check_ev.stop ();
112 pty_ev.stop (); 330 pty_ev.stop ();
113 x_ev.stop ();
114#ifdef CURSOR_BLINK 331#ifdef CURSOR_BLINK
332 cursor_blink_ev.stop ();
333#endif
334#ifdef TEXT_BLINK
115 blink_ev.stop (); 335 text_blink_ev.stop ();
336#endif
337#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
338 cont_scroll_ev.stop ();
339#endif
340#ifdef SELECTION_SCROLLING
341 sel_scroll_ev.stop ();
116#endif 342#endif
117#ifdef POINTER_BLANK 343#ifdef POINTER_BLANK
118 pointer_ev.stop (); 344 pointer_ev.stop ();
119#endif 345#endif
120 346
122} 348}
123 349
124void 350void
125rxvt_term::destroy_cb (time_watcher &w) 351rxvt_term::destroy_cb (time_watcher &w)
126{ 352{
127 SET_R (this); 353 make_current ();
128 354
129 delete this; 355 delete this;
130}
131
132/*----------------------------------------------------------------------*/
133/* rxvt_init() */
134/* LIBPROTO */
135rxvt_t
136rxvt_init (int argc, const char *const *argv)
137{
138 SET_R (new rxvt_term);
139 dR;
140
141 if (!R->init_vars () || !R->init (argc, argv))
142 {
143 delete R;
144 return NULL;
145 }
146
147 return R;
148}
149
150/* EXTPROTO */
151void
152rxvt_init_signals ()
153{
154/* install exit handler for cleanup */
155#if 0
156#ifdef HAVE_ATEXIT
157 atexit(rxvt_clean_exit);
158#else
159#endif
160#endif
161
162 struct sigaction sa;
163
164 sigfillset (&sa.sa_mask);
165 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174/* signal (SIGURG, SIG_DFL); */
175
176 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178}
179
180bool
181rxvt_term::init (int argc, const char *const *argv)
182{
183 dR;//TODO (scrollbar, setidle)
184
185 /*
186 * Save and then give up any super-user privileges
187 * If we need privileges in any area then we must specifically request it.
188 * We should only need to be root in these cases:
189 * 1. write utmp entries on some systems
190 * 2. chown tty on some systems
191 */
192 rxvt_privileges (this, SAVE);
193 rxvt_privileges (this, IGNORE);
194
195 rxvt_init_secondary (this);
196
197 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199#if (MENUBAR_MAX)
200 rxvt_menubar_read (this, rs[Rs_menu]);
201#endif
202#ifdef HAVE_SCROLLBARS
203 if (Options & Opt_scrollBar)
204 scrollbar_setIdle (); /* set existence for size calculations */
205#endif
206
207 rxvt_Create_Windows (this, argc, argv);
208
209 rxvt_init_xlocale (this);
210
211 scr_reset (); /* initialize screen */
212#ifdef RXVT_GRAPHICS
213 rxvt_Gr_reset (this); /* reset graphics */
214#endif
215
216#if 0
217#ifdef DEBUG_X
218 XSynchronize(Xdisplay, True);
219#endif
220#endif
221
222#ifdef HAVE_SCROLLBARS
223 if (Options & Opt_scrollBar)
224 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225#endif
226#if (MENUBAR_MAX)
227 if (menubar_visible(r))
228 XMapWindow (Xdisplay, menuBar.win);
229#endif
230#ifdef TRANSPARENT
231 if (Options & Opt_transparent)
232 {
233 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234 rxvt_check_our_parents (this);
235 }
236#endif
237 XMapWindow (Xdisplay, TermWin.vt);
238 XMapWindow (Xdisplay, TermWin.parent[0]);
239
240 rxvt_init_env (this);
241 rxvt_init_command (this, cmd_argv);
242
243 x_ev.start (Xfd, EVENT_READ);
244 pty_ev.start (cmd_fd, EVENT_READ);
245
246 check_ev.start ();
247
248 process_x_events ();
249
250 return true;
251}
252
253/* ------------------------------------------------------------------------- *
254 * SIGNAL HANDLING & EXIT HANDLER *
255 * ------------------------------------------------------------------------- */
256/*
257 * Catch a SIGCHLD signal and exit if the direct child has died
258 */
259/* ARGSUSED */
260/* EXTPROTO */
261RETSIGTYPE
262rxvt_Child_signal(int sig __attribute__ ((unused)))
263{
264 int pid, save_errno = errno;
265 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266 ;
267 errno = save_errno;
268
269#if 0
270 if (pid == R->cmd_pid)
271 exit (EXIT_SUCCESS);
272#endif
273}
274
275/*
276 * Catch a fatal signal and tidy up before quitting
277 */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Exit_signal(int sig)
281{
282 signal(sig, SIG_DFL);
283#ifdef DEBUG_CMD
284 rxvt_print_error("signal %d", sig);
285#endif
286 rxvt_clean_exit();
287 kill(getpid(), sig);
288}
289
290/* ARGSUSED */
291/* INTPROTO */
292int
293rxvt_xerror_handler(const Display * display
294 __attribute__ ((unused)), const XErrorEvent * event)
295{
296 dR;
297
298 if (R->allowedxerror == -1)
299 R->allowedxerror = event->error_code;
300 else
301 {
302 rxvt_print_error("XError: Request: %d . %d, Error: %d",
303 event->request_code, event->minor_code,
304 event->error_code);
305
306 R->destroy ();
307 }
308
309 return 0;
310} 356}
311 357
312/*----------------------------------------------------------------------*/ 358/*----------------------------------------------------------------------*/
313/* 359/*
314 * Exit gracefully, clearing the utmp entry and restoring tty attributes 360 * Exit gracefully, clearing the utmp entry and restoring tty attributes
315 * TODO: if debugging, this should free up any known resources if we can 361 * TODO: if debugging, this should free up any known resources if we can
316 */ 362 */
317/* EXTPROTO */ 363static XErrorHandler old_xerror_handler;
364
365static void
366rxvt_emergency_cleanup ()
367{
368 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
369 (*t)->emergency_cleanup ();
370}
371
372#if ENABLE_FRILLS
373static void
374print_x_error (Display *dpy, XErrorEvent *event)
375{
376 char buffer[BUFSIZ];
377 char mesg[BUFSIZ];
378 char number[32];
379 char *mtype = "XlibMessage";
380 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
381 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
382 rxvt_warn ("An X Error occured, trying to continue after report.\n");
383 rxvt_warn ("%s: %s\n", mesg, buffer);
384 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
385 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
386 sprintf(number, "%d", event->request_code);
387 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
388 rxvt_warn ("(which is %s)\n", buffer);
389 if (event->request_code >= 128) {
390 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
391 mesg, BUFSIZ);
392 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
393 }
394 if ((event->error_code == BadWindow) ||
395 (event->error_code == BadPixmap) ||
396 (event->error_code == BadCursor) ||
397 (event->error_code == BadFont) ||
398 (event->error_code == BadDrawable) ||
399 (event->error_code == BadColor) ||
400 (event->error_code == BadGC) ||
401 (event->error_code == BadIDChoice) ||
402 (event->error_code == BadValue) ||
403 (event->error_code == BadAtom)) {
404 if (event->error_code == BadValue)
405 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
406 mesg, BUFSIZ);
407 else if (event->error_code == BadAtom)
408 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
409 mesg, BUFSIZ);
410 else
411 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
412 mesg, BUFSIZ);
413 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
414 }
415 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
416 mesg, BUFSIZ);
417 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
418}
419#endif
420
421int
422rxvt_xerror_handler (Display *display, XErrorEvent *event)
423{
424 if (GET_R->allowedxerror == -1)
425 GET_R->allowedxerror = event->error_code;
426 else
427 {
428 // GET_R is most likely not the terminal which caused the error,
429 // so just output the error and continue
430#if ENABLE_FRILLS
431 print_x_error (display, event);
432#else
433 old_xerror_handler (display, event);
434#endif
435 }
436
437 return 0;
438}
439
440int
441rxvt_xioerror_handler (Display *display)
442{
443 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
444 DisplayString (display));
445 rxvt_emergency_cleanup ();
446 _exit (EXIT_FAILURE);
447}
448
449/*----------------------------------------------------------------------*/
450bool
451rxvt_term::init (int argc, const char *const *argv)
452{
453 SET_R (this);
454 set_locale ("");
455 set_environ (envv); // few things in X do not call setlocale :(
456
457 if (!init_vars ())
458 return false;
459
460 init_secondary ();
461
462 const char **cmd_argv = init_resources (argc, argv);
463
464#ifdef KEYSYM_RESOURCE
465 keyboard->register_done ();
466#endif
467
468#ifdef HAVE_SCROLLBARS
469 if (OPTION (Opt_scrollBar))
470 scrollBar.setIdle (); /* set existence for size calculations */
471#endif
472
473#if ENABLE_PERL
474 if (!rs[Rs_perl_ext_1])
475 rs[Rs_perl_ext_1] = "default";
476
477 if ((rs[Rs_perl_ext_1] && *rs[Rs_perl_ext_1])
478 || (rs[Rs_perl_ext_2] && *rs[Rs_perl_ext_2])
479 || (rs[Rs_perl_eval] && *rs[Rs_perl_eval]))
480 {
481 rxvt_perl.init (this);
482 HOOK_INVOKE ((this, HOOK_INIT, DT_END));
483 }
484#endif
485
486 pty = rxvt_new_ptytty ();
487
488 create_windows (argc, argv);
489
490 dDisp;
491
492 init_xlocale ();
493
494 scr_reset (); // initialize screen
495
496#if 0
497 XSynchronize (disp, True);
498#endif
499
500#ifdef HAVE_SCROLLBARS
501 if (OPTION (Opt_scrollBar))
502 resize_scrollbar (); /* create and map scrollbar */
503#endif
504#ifdef TRANSPARENT
505 if (OPTION (Opt_transparent))
506 {
507 XSelectInput (disp, display->root, PropertyChangeMask);
508 check_our_parents ();
509 rootwin_ev.start (display, display->root);
510 }
511#endif
512
513 XMapWindow (disp, vt);
514 XMapWindow (disp, parent[0]);
515
516 set_colorfgbg ();
517
518 init_command (cmd_argv);
519
520 free (cmd_argv);
521
522 if (pty->pty >= 0)
523 pty_ev.start (pty->pty, EVENT_READ);
524
525 check_ev.start ();
526
527 HOOK_INVOKE ((this, HOOK_START, DT_END));
528
529 return true;
530}
531
532static struct sig_handlers
533{
534 sig_watcher sw_term, sw_int;
535
536 /*
537 * Catch a fatal signal and tidy up before quitting
538 */
318void 539 void
319rxvt_clean_exit () 540 sig_term (sig_watcher &w)
320{ 541 {
321 dR; 542#ifdef DEBUG_CMD
543 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
544#endif
545 rxvt_emergency_cleanup ();
546 signal (w.signum, SIG_DFL);
547 kill (getpid (), w.signum);
548 }
322 549
323 R->destroy (); 550 sig_handlers ()
551 : sw_term (this, &sig_handlers::sig_term),
552 sw_int (this, &sig_handlers::sig_term)
553 {
554 }
555} sig_handlers;
556
557char **rxvt_environ; // startup environment
558
559void
560rxvt_init ()
561{
562 uid_t uid = getuid ();
563 gid_t gid = getgid ();
564
565 // before doing anything else, check for setuid/setgid operation,
566 // start the helper process and drop privileges
567 if (uid != geteuid ()
568 || gid != getegid ())
569 {
570#if PTYTTY_HELPER
571 rxvt_ptytty_server ();
572#else
573 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
574#endif
575
576 // drop privileges
577#if HAVE_SETRESUID
578 setresgid (gid, gid, gid);
579 setresuid (uid, uid, uid);
580#elif HAVE_SETREUID
581 setregid (gid, gid);
582 setreuid (uid, uid);
583#elif HAVE_SETUID
584 setgid (gid);
585 setuid (uid);
586#endif
587
588 if (uid != geteuid ()
589 || gid != getegid ())
590 rxvt_fatal ("unable to drop privileges, aborting.\n");
591 }
592
593 rxvt_environ = environ;
594
595 signal (SIGHUP, SIG_IGN);
596 signal (SIGPIPE, SIG_IGN);
597
598 sig_handlers.sw_term.start (SIGTERM);
599 sig_handlers.sw_int.start (SIGINT);
600
601 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
602 /* signal (SIGURG, SIG_DFL); */
603
604 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
605 // TODO: handle this with exceptions and tolerate the memory loss
606 XSetIOErrorHandler (rxvt_xioerror_handler);
607
608 XrmInitialize ();
324} 609}
325 610
326/* ------------------------------------------------------------------------- * 611/* ------------------------------------------------------------------------- *
327 * MEMORY ALLOCATION WRAPPERS * 612 * MEMORY ALLOCATION WRAPPERS *
328 * ------------------------------------------------------------------------- */ 613 * ------------------------------------------------------------------------- */
329/* EXTPROTO */ 614void *
615rxvt_malloc (size_t size)
616{
617 void *p = malloc (size);
618
619 if (!p)
620 rxvt_fatal ("memory allocation failure. aborting.\n");
621
622 return p;
623}
624
625void *
626rxvt_calloc (size_t number, size_t size)
627{
628 void *p = calloc (number, size);
629
630 if (!p)
631 rxvt_fatal ("memory allocation failure. aborting.\n");
632
633 return p;
634}
635
330void * 636void *
331rxvt_malloc(size_t size)
332{
333 void *p;
334
335 p = malloc(size);
336 if (p)
337 return p;
338
339 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340 rxvt_clean_exit();
341 exit(EXIT_FAILURE);
342/* NOTREACHED */
343}
344
345/* EXTPROTO */
346void *
347rxvt_calloc(size_t number, size_t size)
348{
349 void *p;
350
351 p = calloc(number, size);
352 if (p)
353 return p;
354
355 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
356 rxvt_clean_exit();
357 exit(EXIT_FAILURE);
358/* NOTREACHED */
359}
360
361/* EXTPROTO */
362void *
363rxvt_realloc(void *ptr, size_t size) 637rxvt_realloc (void *ptr, size_t size)
364{ 638{
365 void *p;
366
367 if (ptr)
368 p = realloc(ptr, size); 639 void *p = realloc (ptr, size);
369 else 640
370 p = malloc(size);
371 if (p) 641 if (!p)
642 rxvt_fatal ("memory allocation failure. aborting.\n");
643
372 return p; 644 return p;
373
374 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375 rxvt_clean_exit();
376 exit(EXIT_FAILURE);
377/* NOTREACHED */
378} 645}
379
380/* ------------------------------------------------------------------------- *
381 * PRIVILEGED OPERATIONS *
382 * ------------------------------------------------------------------------- */
383/* take care of suid/sgid super-user (root) privileges */
384/* INTPROTO */
385void
386rxvt_privileges(pR_ int mode)
387{
388#if ! defined(__CYGWIN32__)
389# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390/* setreuid() is the poor man's setuid(), seteuid() */
391# define seteuid(a) setreuid(-1, (a))
392# define setegid(a) setregid(-1, (a))
393# define HAVE_SETEUID
394# endif
395# ifdef HAVE_SETEUID
396 switch (mode) {
397 case IGNORE:
398 /*
399 * change effective uid/gid - not real uid/gid - so we can switch
400 * back to root later, as required
401 */
402 seteuid(getuid());
403 setegid(getgid());
404 break;
405 case SAVE:
406 R->euid = geteuid();
407 R->egid = getegid();
408 break;
409 case RESTORE:
410 seteuid(R->euid);
411 setegid(R->egid);
412 break;
413 }
414# else
415 switch (mode) {
416 case IGNORE:
417 setuid(getuid());
418 setgid(getgid());
419 /* FALLTHROUGH */
420 case SAVE:
421 /* FALLTHROUGH */
422 case RESTORE:
423 break;
424 }
425# endif
426#endif
427}
428
429#ifdef UTMP_SUPPORT
430/* EXTPROTO */
431void
432rxvt_privileged_utmp(pR_ char action)
433{
434 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435 action, R->next_utmp_action, getpid()));
436 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437 || (R->Options & Opt_utmpInhibit)
438 || R->ttydev == NULL || *R->ttydev == '\0')
439 return;
440
441 rxvt_privileges(aR_ RESTORE);
442 if (action == SAVE) {
443 R->next_utmp_action = RESTORE;
444 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
445 } else { /* action == RESTORE */
446 R->next_utmp_action = IGNORE;
447 rxvt_cleanutent(aR);
448 }
449 rxvt_privileges(aR_ IGNORE);
450}
451#endif
452
453#ifndef NO_SETOWNER_TTYDEV
454/* EXTPROTO */
455void
456rxvt_privileged_ttydev(pR_ char action)
457{
458 D_MAIN((stderr,
459 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
460 action, R->next_tty_action, getpid()));
461 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462 || R->ttydev == NULL || *R->ttydev == '\0')
463 return;
464
465 rxvt_privileges(aR_ RESTORE);
466
467 if (action == SAVE) {
468 R->next_tty_action = RESTORE;
469# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472 R->next_tty_action = IGNORE;
473 else
474# endif
475 {
476 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477 chmod(R->ttydev, R->ttymode);
478# ifdef HAVE_REVOKE
479 revoke(R->ttydev);
480# endif
481 }
482 } else { /* action == RESTORE */
483 R->next_tty_action = IGNORE;
484# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485 chmod(R->ttydev, R->ttyfd_stat.st_mode);
486 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487# else
488 chmod(R->ttydev,
489 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490 chown(R->ttydev, 0, 0);
491# endif
492 }
493
494 rxvt_privileges(aR_ IGNORE);
495
496# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498 action == RESTORE ? "Restoring" : (action ==
499 SAVE ? "Saving" :
500 "UNKNOWN ERROR for"), R->ttydev,
501 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502 R->ttyfd_stat.st_gid));
503# endif
504}
505#endif
506 646
507/*----------------------------------------------------------------------*/ 647/*----------------------------------------------------------------------*/
508/* 648/*
509 * window size/position calculcations for XSizeHint and other storage. 649 * window size/position calculcations for XSizeHint and other storage.
510 * if width/height are non-zero then override calculated width/height 650 * if width/height are non-zero then override calculated width/height
511 */ 651 */
512/* EXTPROTO */
513void 652void
514rxvt_window_calc(pR_ unsigned int width, unsigned int height) 653rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515{ 654{
516 short recalc_x, recalc_y; 655 short recalc_x, recalc_y;
517 int x, y, sb_w, mb_h, flags; 656 int x, y, sb_w, flags;
518 unsigned int w, h; 657 unsigned int w, h;
519 unsigned int max_width, max_height; 658 unsigned int max_width, max_height;
659 dDisp;
520 660
521 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 661 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 662 ncol, nrow, szHint.width, szHint.height));
523 R->szHint.height)); 663
524 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 664 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525 R->szHint.win_gravity = NorthWestGravity; 665 szHint.win_gravity = NorthWestGravity;
526/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 666 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527 667
528 recalc_x = recalc_y = 0; 668 recalc_x = recalc_y = 0;
529 flags = 0; 669 flags = 0;
670
530 if (!R->parsed_geometry) { 671 if (!parsed_geometry)
672 {
531 R->parsed_geometry = 1; 673 parsed_geometry = 1;
674
532 if (R->rs[Rs_geometry]) 675 if (rs[Rs_geometry])
533 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 676 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
677
534 if (flags & WidthValue) { 678 if (flags & WidthValue)
535 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 679 {
680 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
536 R->szHint.flags |= USSize; 681 szHint.flags |= USSize;
537 } 682 }
683
538 if (flags & HeightValue) { 684 if (flags & HeightValue)
539 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 685 {
686 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
540 R->szHint.flags |= USSize; 687 szHint.flags |= USSize;
541 } 688 }
689
542 if (flags & XValue) { 690 if (flags & XValue)
691 {
543 R->szHint.x = x; 692 szHint.x = x;
544 R->szHint.flags |= USPosition; 693 szHint.flags |= USPosition;
694
545 if (flags & XNegative) { 695 if (flags & XNegative)
696 {
546 recalc_x = 1; 697 recalc_x = 1;
547 R->szHint.win_gravity = NorthEastGravity; 698 szHint.win_gravity = NorthEastGravity;
548 } 699 }
549 } 700 }
701
550 if (flags & YValue) { 702 if (flags & YValue)
703 {
551 R->szHint.y = y; 704 szHint.y = y;
552 R->szHint.flags |= USPosition; 705 szHint.flags |= USPosition;
706
553 if (flags & YNegative) { 707 if (flags & YNegative)
708 {
554 recalc_y = 1; 709 recalc_y = 1;
710
555 if (R->szHint.win_gravity == NorthEastGravity) 711 if (szHint.win_gravity == NorthEastGravity)
556 R->szHint.win_gravity = SouthEastGravity; 712 szHint.win_gravity = SouthEastGravity;
557 else 713 else
558 R->szHint.win_gravity = SouthWestGravity; 714 szHint.win_gravity = SouthWestGravity;
559 } 715 }
560 } 716 }
561 } 717 }
718
562/* TODO: BOUNDS */ 719 /* TODO: BOUNDS */
563 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 720 width = ncol * fwidth;
564 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 721 height = nrow * fheight;
565 max_width = MAX_COLS * R->TermWin.fwidth; 722 max_width = MAX_COLS * fwidth;
566 max_height = MAX_ROWS * R->TermWin.fheight; 723 max_height = MAX_ROWS * fheight;
567 724
568 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 725 szHint.base_width = szHint.base_height = 2 * int_bwidth;
569 726
570 sb_w = mb_h = 0; 727 sb_w = 0;
571 R->window_vt_x = R->window_vt_y = 0; 728 window_vt_x = window_vt_y = int_bwidth;
572 if (scrollbar_visible(R)) { 729
730 if (scrollBar.state)
731 {
573 sb_w = scrollbar_TotalWidth(); 732 sb_w = scrollbar_TotalWidth ();
574 R->szHint.base_width += sb_w; 733 szHint.base_width += sb_w;
575 if (!(R->Options & Opt_scrollBar_right)) 734 if (!OPTION (Opt_scrollBar_right))
576 R->window_vt_x = sb_w; 735 window_vt_x += sb_w;
577 } 736 }
578 if (menubar_visible(R)) { 737
579 mb_h = menuBar_TotalHeight();
580 R->szHint.base_height += mb_h;
581 R->window_vt_y = mb_h;
582 }
583 R->szHint.width_inc = R->TermWin.fwidth; 738 szHint.width_inc = fwidth;
584 R->szHint.height_inc = R->TermWin.fheight; 739 szHint.height_inc = fheight;
585 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 740 szHint.min_width = szHint.base_width + szHint.width_inc;
586 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 741 szHint.min_height = szHint.base_height + szHint.height_inc;
587 742
588 if (width && width - R->szHint.base_width < max_width) { 743 if (newwidth && newwidth - szHint.base_width < max_width)
744 {
589 R->szHint.width = width; 745 szHint.width = newwidth;
590 R->TermWin.width = width - R->szHint.base_width; 746 width = newwidth - szHint.base_width;
591 } else { 747 }
592 MIN_IT(R->TermWin.width, max_width); 748 else
749 {
750 min_it (width, max_width);
593 R->szHint.width = R->szHint.base_width + R->TermWin.width; 751 szHint.width = szHint.base_width + width;
594 } 752 }
753
595 if (height && height - R->szHint.base_height < max_height) { 754 if (newheight && newheight - szHint.base_height < max_height)
755 {
596 R->szHint.height = height; 756 szHint.height = newheight;
597 R->TermWin.height = height - R->szHint.base_height; 757 height = newheight - szHint.base_height;
598 } else { 758 }
599 MIN_IT(R->TermWin.height, max_height); 759 else
760 {
761 min_it (height, max_height);
600 R->szHint.height = R->szHint.base_height + R->TermWin.height; 762 szHint.height = szHint.base_height + height;
601 } 763 }
602 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 764
765 if (scrollBar.state && OPTION (Opt_scrollBar_right))
603 R->window_sb_x = R->szHint.width - sb_w; 766 window_sb_x = szHint.width - sb_w;
604 767
605 if (recalc_x) 768 if (recalc_x)
606 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 769 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
607 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
608 if (recalc_y) 770 if (recalc_y)
609 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 771 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
610 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
611 772
612 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 773 ncol = width / fwidth;
613 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 774 nrow = height / fheight;
614 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 775 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 776 ncol, nrow, szHint.width,
616 R->szHint.height)); 777 szHint.height));
617 return; 778 return;
618} 779}
619 780
620/*----------------------------------------------------------------------*/ 781/*----------------------------------------------------------------------*/
621/* 782/*
622 * Tell the teletype handler what size the window is. 783 * Tell the teletype handler what size the window is.
623 * Called after a window size change. 784 * Called after a window size change.
624 */ 785 */
625void 786void
626rxvt_term::tt_winch () 787rxvt_term::tt_winch ()
627{ 788{
628 struct winsize ws; 789 if (pty->pty < 0)
629
630 if (cmd_fd < 0)
631 return; 790 return;
632 791
792 struct winsize ws;
793
633 ws.ws_col = TermWin.ncol; 794 ws.ws_col = ncol;
634 ws.ws_row = TermWin.nrow; 795 ws.ws_row = nrow;
635 ws.ws_xpixel = ws.ws_ypixel = 0; 796 ws.ws_xpixel = width;
636#ifndef DEBUG_SIZE 797 ws.ws_ypixel = height;
637 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 798 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
638#else 799
639 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 800#if 0
640 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 801 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
641# ifdef SIGWINCH
642 else if (cmd_pid) /* force through to the command */ 802 if (cmd_pid) /* force through to the command */
643 kill (cmd_pid, SIGWINCH); 803 kill (-cmd_pid, SIGWINCH);
644# endif
645#endif 804#endif
646} 805}
647 806
648/*----------------------------------------------------------------------*/ 807/*----------------------------------------------------------------------*/
649/* rxvt_change_font() - Switch to a new font */ 808/* set_fonts () - load and set the various fonts
650/* 809 *
651 * init = 1 - initialize 810 * init = 1 - initialize
652 * 811 *
653 * fontname == FONT_UP - switch to bigger font 812 * fontname == FONT_UP - switch to bigger font
654 * fontname == FONT_DN - switch to smaller font 813 * fontname == FONT_DN - switch to smaller font
655 */ 814 */
656/* EXTPROTO */ 815bool
657void 816rxvt_term::set_fonts ()
658rxvt_change_font(pR_ int init, const char *fontname)
659{ 817{
660} 818 rxvt_fontset *fs = new rxvt_fontset (this);
819 rxvt_fontprop prop;
661 820
662/* INTPROTO */ 821 if (!fs
663void 822 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
664rxvt_font_up_down(pR_ int n, int direction) 823 || !fs->realize_font (1))
824 {
825 delete fs;
826 return false;
827 }
828
829#if ENABLE_STYLES
830 for (int i = RS_styleCount; --i; )
831 if (fontset[i] != fontset[0])
832 delete fontset[i];
833#endif
834
835 delete fontset[0];
836 fontset[0] = fs;
837
838 prop = (*fs)[1]->properties ();
839 prop.height += lineSpace;
840 fs->set_prop (prop);
841
842 fwidth = prop.width;
843 fheight = prop.height;
844 fbase = prop.ascent;
845
846 for (int style = 1; style < 4; style++)
847 {
848#if ENABLE_STYLES
849 const char *res = rs[Rs_font + style];
850
851 if (res && !*res)
852 fontset[style] = fontset[0];
853 else
854 {
855 fontset[style] = fs = new rxvt_fontset (this);
856 rxvt_fontprop prop2 = prop;
857
858 if (res)
859 prop2.weight = prop2.slant = rxvt_fontprop::unset;
860 else
861 {
862 res = fontset[0]->fontdesc;
863
864 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
865 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
866 }
867
868 fs->populate (res);
869 fs->set_prop (prop2);
870 }
871#else
872 fontset[style] = fontset[0];
873#endif
874 }
875
876 if (parent[0])
877 {
878 resize_all_windows (0, 0, 0);
879 scr_remap_chars ();
880 scr_touch (true);
881 }
882
883 return true;
884}
885
886void rxvt_term::set_string_property (Atom prop, const char *str, int len)
665{ 887{
888 XChangeProperty (display->display, parent[0],
889 prop, XA_STRING, 8, PropModeReplace,
890 (const unsigned char *)str, len >= 0 ? len : strlen (str));
891}
892
893void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
894{
895 wchar_t *ws = rxvt_mbstowcs (str, len);
896 char *s = rxvt_wcstoutf8 (ws);
897
898 XChangeProperty (display->display, parent[0],
899 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
900 (const unsigned char *)s, strlen (s));
901
902 free (s);
903 free (ws);
666} 904}
667 905
668/*----------------------------------------------------------------------*/ 906/*----------------------------------------------------------------------*/
669/*----------------------------------------------------------------------*/ 907/*----------------------------------------------------------------------*/
670/* xterm sequences - title, iconName, color (exptl) */ 908/* xterm sequences - title, iconName, color (exptl) */
671/* EXTPROTO */
672void 909void
673rxvt_set_title(pR_ const char *str) 910rxvt_term::set_title (const char *str)
674{ 911{
675#ifndef SMART_WINDOW_TITLE 912 set_string_property (XA_WM_NAME, str);
676 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 913#if ENABLE_EWMH
914 set_utf8_property (xa[XA_NET_WM_NAME], str);
915#endif
916}
917
918void
919rxvt_term::set_icon_name (const char *str)
920{
921 set_string_property (XA_WM_ICON_NAME, str);
922#if ENABLE_EWMH
923 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
924#endif
925}
926
927#ifdef XTERM_COLOR_CHANGE
928void
929rxvt_term::set_window_color (int idx, const char *color)
930{
931 rxvt_color xcol;
932 int i;
933
934 if (color == NULL || *color == '\0')
935 return;
936
937 /* handle color aliases */
938 if (isdigit (*color))
939 {
940 i = atoi (color);
941
942 if (i >= 8 && i <= 15)
943 { /* bright colors */
944 i -= 8;
945 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
946 SET_PIXCOLOR (idx);
947 goto done;
948 }
949
950 if (i >= 0 && i <= 7)
951 { /* normal colors */
952 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
953 SET_PIXCOLOR (idx);
954 goto done;
955 }
956 }
957
958 if (!rXParseAllocColor (&xcol, color))
959 return;
960
961 /* XStoreColor (display->display, display->cmap, XColor*); */
962
963 /*
964 * FIXME: should free colors here, but no idea how to do it so instead,
965 * so just keep gobbling up the colormap
966 */
967# if 0
968 for (i = Color_Black; i <= Color_White; i++)
969 if (pix_colors[idx] == pix_colors[i])
970 break;
971 if (i > Color_White)
972 {
973 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
974 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
975 DisplayPlanes (display->display, display->screen));
976 }
977# endif
978
979 pix_colors_focused[idx] = xcol;
980 SET_PIXCOLOR (idx);
981
982 /* XSetWindowAttributes attr; */
983 /* Cursor cursor; */
984done:
985
986#if OFF_FOCUS_FADING
987 if (rs[Rs_fade])
988 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
989#endif
990
991 /*TODO: handle Color_BD, scrollbar background, etc. */
992
993 recolour_cursor ();
994 scr_recolour ();
995}
996
677#else 997#else
678 char *name;
679
680 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681 name = NULL;
682 if (name == NULL || STRCMP(name, str))
683 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684 if (name)
685 XFree(name);
686#endif
687}
688
689/* EXTPROTO */
690void
691rxvt_set_iconName(pR_ const char *str)
692{
693#ifndef SMART_WINDOW_TITLE
694 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
695#else
696 char *name;
697
698 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699 name = NULL;
700 if (name == NULL || STRCMP(name, str))
701 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702 if (name)
703 XFree(name);
704#endif
705}
706
707#ifdef XTERM_COLOR_CHANGE
708/* EXTPROTO */
709void
710rxvt_set_window_color(pR_ int idx, const char *color)
711{
712 rxvt_color xcol;
713 int i;
714
715 if (color == NULL || *color == '\0')
716 return;
717
718/* handle color aliases */
719 if (isdigit(*color)) {
720 i = atoi(color);
721 if (i >= 8 && i <= 15) { /* bright colors */
722 i -= 8;
723# ifndef NO_BRIGHTCOLOR
724 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
725 SET_PIXCOLOR(R, idx);
726 goto Done;
727# endif
728 }
729 if (i >= 0 && i <= 7) { /* normal colors */
730 R->PixColors[idx] = R->PixColors[minCOLOR + i];
731 SET_PIXCOLOR(R, idx);
732 goto Done;
733 }
734 }
735 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736 return;
737/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738
739/*
740 * FIXME: should free colors here, but no idea how to do it so instead,
741 * so just keep gobbling up the colormap
742 */
743# if 0
744 for (i = Color_Black; i <= Color_White; i++)
745 if (R->PixColors[idx] == R->PixColors[i])
746 break;
747 if (i > Color_White) {
748 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750 DisplayPlanes(R->Xdisplay, Xscreen));
751 }
752# endif
753
754 R->PixColors[idx] = xcol;
755 SET_PIXCOLOR(R, idx);
756
757/* XSetWindowAttributes attr; */
758/* Cursor cursor; */
759 Done:
760 if (idx == Color_bg && !(R->Options & Opt_transparent))
761 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762 R->PixColors[Color_bg]);
763
764/* handle Color_BD, scrollbar background, etc. */
765
766 rxvt_set_colorfgbg(aR);
767 rxvt_recolour_cursor(aR);
768/* the only reasonable way to enforce a clean update */
769 rxvt_scr_poweron(aR);
770}
771
772#else
773# define rxvt_set_window_color(aR_ idx,color) ((void)0) 998# define set_window_color (idx,color) ((void)0)
774#endif /* XTERM_COLOR_CHANGE */ 999#endif /* XTERM_COLOR_CHANGE */
775 1000
776/* EXTPROTO */
777void 1001void
778rxvt_recolour_cursor(pR) 1002rxvt_term::recolour_cursor ()
779{ 1003{
780 rxvt_color xcol[2]; 1004 XColor xcol[2];
781 1005
782#if TODO 1006 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
783 xcol[0] = R->PixColors[Color_pointer]; 1007 ? pix_colors_focused[Color_pointer_fg]
784 xcol[1] = R->PixColors[Color_bg]; 1008 : pix_colors_focused[Color_fg];
785 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 1009 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
1010 ? pix_colors_focused[Color_pointer_bg]
1011 : pix_colors_focused[Color_bg];
1012
1013 XQueryColors (display->display, display->cmap, xcol, 2);
786 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 1014 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
787#endif
788} 1015}
789 1016
790/*----------------------------------------------------------------------*/ 1017/*----------------------------------------------------------------------*/
791/* 1018/*
792 * find if fg/bg matches any of the normal (low-intensity) colors 1019 * find if fg/bg matches any of the normal (low-intensity) colors
793 */ 1020 */
794/* INTPROTO */
795void 1021void
796rxvt_set_colorfgbg(pR) 1022rxvt_term::set_colorfgbg ()
797{ 1023{
798 unsigned int i; 1024 unsigned int i;
799 const char *xpmb = "\0"; 1025 const char *xpmb = "\0";
800 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1026 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801 1027
802 R->env_colorfgbg =
803 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1028 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
804 STRCPY(fstr, "default"); 1029 strcpy (fstr, "default");
805 STRCPY(bstr, "default"); 1030 strcpy (bstr, "default");
806 for (i = Color_Black; i <= Color_White; i++) 1031 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1032 if (pix_colors[Color_fg] == pix_colors[i])
1033 {
808 sprintf(fstr, "%d", (i - Color_Black)); 1034 sprintf (fstr, "%d", (i - Color_Black));
809 break; 1035 break;
810 } 1036 }
1037
811 for (i = Color_Black; i <= Color_White; i++) 1038 for (i = Color_Black; i <= Color_White; i++)
812 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1039 if (pix_colors[Color_bg] == pix_colors[i])
1040 {
813 sprintf(bstr, "%d", (i - Color_Black)); 1041 sprintf (bstr, "%d", (i - Color_Black));
814#ifdef XPM_BACKGROUND 1042#ifdef XPM_BACKGROUND
815 xpmb = "default;"; 1043 xpmb = "default;";
816#endif 1044#endif
817 break; 1045 break;
818 } 1046 }
1047
819 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1048 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820 putenv(R->env_colorfgbg);
821
822#ifndef NO_BRIGHTCOLOR
823 R->colorfgbg = DEFAULT_RSTYLE;
824 for (i = minCOLOR; i <= maxCOLOR; i++) {
825 if (R->PixColors[Color_fg] == R->PixColors[i])
826 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827 if (R->PixColors[Color_bg] == R->PixColors[i])
828 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829 }
830#endif
831} 1049}
832 1050
833/*----------------------------------------------------------------------*/ 1051/*----------------------------------------------------------------------*/
834/*
835 * Colour determination for low colour displays, routine from
836 * Hans de Goede <hans@highrise.nl>
837 */
838 1052
839/* EXTPROTO */
840int 1053int
841rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1054rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
842{ 1055{
843 screen_in_out->set(aR_ colour);
844
845 if (!screen_in_out->set(aR_ colour)) { 1056 if (!screen_in_out->set (display, colour))
846 rxvt_print_error("can't allocate colour: %s", colour); 1057 {
1058 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
847 return false; 1059 return false;
848 } 1060 }
849 1061
850 return true; 1062 return true;
851} 1063}
852 1064
853/* -------------------------------------------------------------------- * 1065/* -------------------------------------------------------------------- *
854 * - WINDOW RESIZING - * 1066 * - WINDOW RESIZING - *
855 * -------------------------------------------------------------------- */ 1067 * -------------------------------------------------------------------- */
856/* EXTPROTO */
857void 1068void
858rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1069rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859 int ignoreparent)
860{ 1070{
861 int fix_screen; 1071 int fix_screen;
1072 int old_width = szHint.width, old_height = szHint.height;
1073 dDisp;
862 1074
1075 window_calc (newwidth, newheight);
1076 XSetWMNormalHints (disp, parent[0], &szHint);
1077
1078 if (!ignoreparent)
1079 {
863#ifdef SMART_RESIZE 1080#ifdef SMART_RESIZE
864 int old_width = R->szHint.width, old_height = R->szHint.height; 1081 /*
865#endif
866
867 rxvt_window_calc(aR_ width, height);
868 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869 if (!ignoreparent) {
870#ifdef SMART_RESIZE
871/*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1082 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873 * reposition window on resize depending on placement on screen 1083 * reposition window on resize depending on placement on screen
874 */ 1084 */
875 int x, y, x1, y1; 1085 int x, y, x1, y1;
876 int dx, dy; 1086 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1087 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1088 Window unused_cr;
879 1089
880 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1090 XTranslateCoordinates (disp, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1091 0, 0, &x, &y, &unused_cr);
882 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1092 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1093 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1094 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1095 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1096 * our position for handles and decorations. Counter it
887 */ 1097 */
888 if (x1 != x || y1 != y) { 1098 if (x1 != x || y1 != y)
1099 {
889 x -= x1; 1100 x -= x1;
890 y -= y1; 1101 y -= y1;
891 } 1102 }
892 1103
893 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1104 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
894 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1105 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
895 dx = old_width - R->szHint.width; 1106 dx = old_width - szHint.width;
896 dy = old_height - R->szHint.height; 1107 dy = old_height - szHint.height;
897 1108
898 /* Check position of the center of the window */ 1109 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1110 if (x < x1) /* left half */
900 dx = 0; 1111 dx = 0;
901 else if (x == x1) /* exact center */ 1112 else if (x == x1) /* exact center */
902 dx /= 2; 1113 dx /= 2;
903 if (y < y1) /* top half */ 1114 if (y < y1) /* top half */
904 dy = 0; 1115 dy = 0;
905 else if (y == y1) /* exact center */ 1116 else if (y == y1) /* exact center */
906 dy /= 2; 1117 dy /= 2;
907 1118
908 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1119 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
909 R->szHint.width, R->szHint.height); 1120 szHint.width, szHint.height);
910#else 1121#else
911 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1122 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
912 R->szHint.height);
913#endif 1123#endif
914 } 1124 }
915 1125
916 fix_screen = (R->TermWin.ncol != R->prev_ncol 1126 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || R->TermWin.nrow != R->prev_nrow); 1127
918 if (fix_screen || width != R->old_width || height != R->old_height) { 1128 if (fix_screen || newwidth != old_width || newheight != old_height)
919 if (scrollbar_visible(R)) { 1129 {
1130 if (scrollBar.state)
1131 {
920 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1132 XMoveResizeWindow (disp, scrollBar.win,
1133 window_sb_x, 0,
921 0, scrollbar_TotalWidth(), R->szHint.height); 1134 scrollbar_TotalWidth (), szHint.height);
922 rxvt_Resize_scrollBar(aR); 1135 resize_scrollbar ();
923 } 1136 }
924 if (menubar_visible(R)) 1137
925 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1138 XMoveResizeWindow (disp, vt,
926 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1139 window_vt_x, window_vt_y,
927 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928 R->window_vt_y, TermWin_TotalWidth(),
929 TermWin_TotalHeight()); 1140 width, height);
930#ifdef RXVT_GRAPHICS 1141
931 if (R->old_height)
932 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
933 R->old_height - R->szHint.base_height);
934#endif
935 rxvt_scr_clear(aR); 1142 scr_clear ();
936#ifdef XPM_BACKGROUND 1143#ifdef XPM_BACKGROUND
937 rxvt_resize_pixmap(aR); 1144 resize_pixmap ();
938#endif 1145#endif
939 } 1146 }
940 1147
941 if (fix_screen || R->old_height == 0) { 1148 if (fix_screen || old_height == 0)
1149 {
942 int curr_screen = -1; 1150 int curr_screen = -1;
943 uint16_t old_ncol = R->prev_ncol; 1151 int old_ncol = prev_ncol;
944 1152
945 /* scr_reset only works on the primary screen */ 1153 /* scr_reset only works on the primary screen */
946 if (R->old_height) /* this is not the first time through */ 1154 if (old_height) /* this is not the first time through */
1155 {
1156 unsigned int ocol = ncol;
1157 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
947 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1158 curr_screen = scr_change_screen (PRIMARY);
948 1159 ncol = ocol;
949 R->scr_reset();
950
951 if (curr_screen >= 0) { /* this is not the first time through */
952 rxvt_scr_change_screen(aR_ curr_screen);
953 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954 } 1160 }
955 }
956 1161
1162 scr_reset ();
1163
1164 if (curr_screen >= 0) /* this is not the first time through */
1165 {
1166 scr_change_screen (curr_screen);
1167 selection_check (old_ncol != ncol ? 4 : 0);
1168 }
1169 }
1170
957 R->old_width = R->szHint.width; 1171 old_width = szHint.width;
958 R->old_height = R->szHint.height; 1172 old_height = szHint.height;
1173
1174#ifdef XPM_BACKGROUND
1175 if (pixmap)
1176 scr_touch (false);
1177#endif
959 1178
960#ifdef USE_XIM 1179#ifdef USE_XIM
961 rxvt_IMSetStatusPosition(aR); 1180 IMSetStatusPosition ();
962#endif 1181#endif
963} 1182}
964 1183
965/* 1184/*
966 * Set the width/height of the vt window in characters. Units are pixels. 1185 * Set the width/height of the vt window in characters. Units are pixels.
967 * good for toggling 80/132 columns 1186 * good for toggling 80/132 columns
968 */ 1187 */
969/* EXTPROTO */
970void 1188void
971rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1189rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972{ 1190{
973 XWindowAttributes wattr; 1191 XWindowAttributes wattr;
974 1192
975 if (width == 0 || height == 0) { 1193 if (newwidth == 0 || newheight == 0)
1194 {
976 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1195 XGetWindowAttributes (display->display, display->root, &wattr);
1196
977 if (width == 0) 1197 if (newwidth == 0)
978 width = wattr.width - R->szHint.base_width; 1198 newwidth = wattr.width - szHint.base_width;
979 if (height == 0) 1199 if (newheight == 0)
980 height = wattr.height - R->szHint.base_height; 1200 newheight = wattr.height - szHint.base_height;
1201 }
1202
1203 if (newwidth != width || newheight != height)
981 } 1204 {
982 if (width != R->TermWin.width || height != R->TermWin.height) {
983 width += R->szHint.base_width; 1205 newwidth += szHint.base_width;
984 height += R->szHint.base_height; 1206 newheight += szHint.base_height;
985 rxvt_resize_all_windows(aR_ width, height, 0); 1207 resize_all_windows (newwidth, newheight, 0);
986 } 1208 }
987} 1209}
988 1210
989/* -------------------------------------------------------------------- * 1211/* -------------------------------------------------------------------- *
990 * - X INPUT METHOD ROUTINES - * 1212 * - X INPUT METHOD ROUTINES - *
991 * -------------------------------------------------------------------- */ 1213 * -------------------------------------------------------------------- */
992#ifdef USE_XIM 1214#ifdef USE_XIM
993/* INTPROTO */
994void
995rxvt_setSize(pR_ XRectangle * size)
996{
997 size->x = R->TermWin.int_bwidth;
998 size->y = R->TermWin.int_bwidth;
999 size->width = Width2Pixel(R->TermWin.ncol);
1000 size->height = Height2Pixel(R->TermWin.nrow);
1001}
1002 1215
1003/* INTPROTO */
1004void 1216void
1005rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1217rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006{ 1218{
1007 *fg = R->PixColors[Color_fg]; 1219 fg = pix_colors[Color_fg];
1008 *bg = R->PixColors[Color_bg]; 1220 bg = pix_colors[Color_bg];
1221}
1222
1223void
1224rxvt_term::im_set_size (XRectangle &size)
1225{
1226 // the int_bwidth terms make no sense to me
1227 size.x = int_bwidth;
1228 size.y = int_bwidth;
1229 size.width = Width2Pixel (ncol) + int_bwidth;
1230 size.height = Height2Pixel (nrow) + int_bwidth;
1231}
1232
1233void
1234rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1235 XRectangle &status_rect,
1236 const XRectangle &needed_rect)
1237{
1238 preedit_rect.x = needed_rect.width;
1239 preedit_rect.y = 0;
1240 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1241 preedit_rect.height = fheight;
1242
1243 status_rect.x = 0;
1244 status_rect.y = 0;
1245 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1246 status_rect.height = fheight;
1009} 1247}
1010 1248
1011/* Checking whether input method is running. */ 1249/* Checking whether input method is running. */
1012/* INTPROTO */
1013Bool 1250bool
1014rxvt_IMisRunning(pR) 1251rxvt_term::IMisRunning ()
1015{ 1252{
1016 char *p; 1253 char *p;
1017 Atom atom; 1254 Atom atom;
1018 Window win; 1255 Window win;
1019 char server[IMBUFSIZ]; 1256 char server[IMBUFSIZ];
1020 1257
1021/* get current locale modifier */ 1258 /* get current locale modifier */
1022 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1259 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1260 {
1023 STRCPY(server, "@server="); 1261 strcpy (server, "@server=");
1024 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1262 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1263
1025 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1264 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026 *p = '\0'; 1265 *p = '\0';
1027 1266
1028 atom = XInternAtom(R->Xdisplay, server, False); 1267 atom = XInternAtom (display->display, server, False);
1029 win = XGetSelectionOwner(R->Xdisplay, atom); 1268 win = XGetSelectionOwner (display->display, atom);
1269
1030 if (win != None) 1270 if (win != None)
1031 return True; 1271 return True;
1032 } 1272 }
1273
1033 return False; 1274 return False;
1034} 1275}
1035 1276
1036/* EXTPROTO */
1037void 1277void
1038rxvt_IMSendSpot(pR) 1278rxvt_term::IMSendSpot ()
1039{ 1279{
1040 XPoint spot; 1280 XPoint nspot;
1041 XVaNestedList preedit_attr; 1281 XVaNestedList preedit_attr;
1042 1282
1043 if (R->Input_Context == NULL 1283 if (!Input_Context
1284 || !focus
1044 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1285 || !(input_style & XIMPreeditPosition))
1045 || !(R->event_type == KeyPress
1046 || R->event_type == Expose
1047 || R->event_type == NoExpose
1048 || R->event_type == SelectionNotify
1049 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1050 || !rxvt_IMisRunning(aR))
1051 return; 1286 return;
1052 1287
1053 rxvt_setPosition(aR_ & spot); 1288 im_set_position (nspot);
1054 1289
1290 if (nspot.x == spot.x && nspot.y == spot.y)
1291 return;
1292
1293 spot = nspot;
1294
1055 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1295 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1296 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057 XFree(preedit_attr); 1297 XFree (preedit_attr);
1058} 1298}
1059 1299
1060/* EXTPROTO */
1061void 1300void
1062rxvt_setTermFontSet(pR_ int idx) 1301rxvt_term::im_destroy ()
1063{ 1302{
1064 char *string; 1303 if (input_method)
1065 long length; 1304 {
1066 int success = 0; 1305 if (Input_Context && input_method->xim)
1306 XDestroyIC (Input_Context);
1067 1307
1068 if (idx < 0 || idx >= MAX_NFONTS) 1308 display->put_xim (input_method);
1069 return; 1309 input_method = 0;
1070} 1310 }
1071 1311
1072/* INTPROTO */
1073void
1074rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075 XRectangle * needed_rect)
1076{
1077 int mbh, vtx = 0;
1078
1079 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080 vtx = scrollbar_TotalWidth();
1081 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082 mbh -= R->TermWin.lineSpace;
1083
1084 preedit_rect->x = needed_rect->width + vtx;
1085 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088 + vtx;
1089 preedit_rect->height = Height2Pixel(1);
1090
1091 status_rect->x = vtx;
1092 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094 status_rect->width = needed_rect->width ? needed_rect->width
1095 : Width2Pixel(R->TermWin.ncol + 1);
1096 status_rect->height = Height2Pixel(1);
1097}
1098
1099/* ARGSUSED */
1100/* INTPROTO */
1101void
1102rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103 __attribute__ ((unused)), XPointer call_data
1104 __attribute__ ((unused)))
1105{
1106 dR;
1107
1108 R->Input_Context = NULL; 1312 Input_Context = 0;
1109/* To avoid Segmentation Fault in C locale: Solaris only? */
1110 if (STRCMP(R->locale, "C"))
1111 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112 rxvt_IMInstantiateCallback, NULL);
1113} 1313}
1114 1314
1115/* 1315/*
1116 * X manual pages and include files don't match on some systems: 1316 * Try to open a XIM with the current modifiers, then see if we can
1117 * some think this is an XIDProc and others an XIMProc so we can't 1317 * open a suitable preedit type
1118 * use the first argument - need to update this to be nice for
1119 * both types via some sort of configure detection
1120 */ 1318 */
1121/* ARGSUSED */ 1319bool
1122/* EXTPROTO */ 1320rxvt_term::IM_get_IC (const char *modifiers)
1123void
1124rxvt_IMInstantiateCallback(Display * unused
1125 __attribute__ ((unused)), XPointer client_data
1126 __attribute__ ((unused)), XPointer call_data
1127 __attribute__ ((unused)))
1128{ 1321{
1129 dR; 1322 int i, j, found;
1130 int i, found, had_im; 1323 XIM xim;
1324 XPoint spot;
1325 XRectangle rect, status_rect, needed_rect;
1326 unsigned long fg, bg;
1327 const char *p;
1328 char **s;
1329 XIMStyles *xim_styles;
1330
1331 set_environ (envv);
1332
1333 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1334 return false;
1335
1336 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1337 input_method = display->get_xim (locale, modifiers);
1338 if (input_method == NULL)
1339 return false;
1340
1341 xim = input_method->xim;
1342 spot.x = spot.y = -1;
1343
1344 xim_styles = NULL;
1345 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1346 || !xim_styles || !xim_styles->count_styles)
1347 {
1348 im_destroy ();
1349 return false;
1350 }
1351
1352 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1353
1354 for (int pi = 0; pi < 2; pi++)
1355 {
1356 p = pet[pi];
1357
1358 if (!p)
1359 continue;
1360
1361 s = rxvt_splitcommastring (p);
1362
1363 for (i = found = 0; !found && s[i]; i++)
1364 {
1365 if (!strcmp (s[i], "OverTheSpot"))
1366 input_style = (XIMPreeditPosition | XIMStatusNothing);
1367 else if (!strcmp (s[i], "OffTheSpot"))
1368 input_style = (XIMPreeditArea | XIMStatusArea);
1369 else if (!strcmp (s[i], "Root"))
1370 input_style = (XIMPreeditNothing | XIMStatusNothing);
1371 else if (!strcmp (s[i], "None"))
1372 input_style = (XIMPreeditNone | XIMStatusNone);
1373
1374 for (j = 0; j < xim_styles->count_styles; j++)
1375 if (input_style == xim_styles->supported_styles[j])
1376 {
1377 rxvt_freecommastring (s);
1378
1379 found = 1;
1380 goto foundpet;
1381 }
1382
1383 }
1384
1385 rxvt_freecommastring (s);
1386 }
1387
1388foundpet:
1389
1390 XFree (xim_styles);
1391
1392 if (!found)
1393 {
1394 im_destroy ();
1395 return false;
1396 }
1397
1398 XFontSet fs = 0;
1399 XVaNestedList preedit_attr = 0, status_attr = 0;
1400
1401 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1402 {
1403 // fake us a font-set, please
1404 char **missing_charset_list;
1405 int missing_charset_count;
1406 char *def_string;
1407 char pat[512];
1408
1409 sprintf (pat,
1410 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1411 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1412 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1413 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1414 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1415 "*",
1416 fheight,
1417 fheight + 1, fheight - 1,
1418 fheight - 2, fheight + 2);
1419
1420 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1421 &missing_charset_list, &missing_charset_count, &def_string);
1422
1423 if (missing_charset_list)
1424 XFreeStringList (missing_charset_list);
1425
1426 if (!fs)
1427 {
1428 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1429 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1430 }
1431 }
1432
1433 if (input_style & XIMPreeditPosition)
1434 {
1435 im_set_size (rect);
1436 im_set_position (spot);
1437 im_set_color (fg, bg);
1438
1439 preedit_attr = XVaCreateNestedList (0,
1440 XNForeground, fg,
1441 XNBackground, bg,
1442 XNArea, &rect,
1443 XNSpotLocation, &spot,
1444 XNFontSet, fs,
1445 NULL);
1446 }
1447 else if (input_style & XIMPreeditArea)
1448 {
1449 im_set_color (fg, bg);
1450
1451 /*
1452 * The necessary width of preedit area is unknown
1453 * until create input context.
1454 */
1455 needed_rect.width = 0;
1456 im_set_preedit_area (rect, status_rect, needed_rect);
1457
1458 preedit_attr = XVaCreateNestedList (0,
1459 XNForeground, fg,
1460 XNBackground, bg,
1461 XNArea, &rect,
1462 XNFontSet, fs,
1463 NULL);
1464 status_attr = XVaCreateNestedList (0,
1465 XNForeground, fg,
1466 XNBackground, bg,
1467 XNArea, &status_rect,
1468 XNFontSet, fs,
1469 NULL);
1470 }
1471
1472 Input_Context = XCreateIC (xim,
1473 XNInputStyle, input_style,
1474 XNClientWindow, vt,
1475 XNFocusWindow, parent[0],
1476 preedit_attr ? XNPreeditAttributes : NULL,
1477 preedit_attr,
1478 status_attr ? XNStatusAttributes : NULL,
1479 status_attr, NULL);
1480
1481 if (preedit_attr) XFree (preedit_attr);
1482 if (status_attr) XFree (status_attr);
1483 if (fs) XFreeFontSet (display->display, fs);
1484
1485 if (Input_Context == NULL)
1486 {
1487 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1488 im_destroy ();
1489 return false;
1490 }
1491
1492 if (input_style & XIMPreeditArea)
1493 IMSetStatusPosition ();
1494
1495 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1496 return true;
1497}
1498
1499void
1500rxvt_term::im_cb ()
1501{
1502 int i;
1131 const char *p; 1503 const char *p;
1132 char **s; 1504 char **s;
1133 char buf[IMBUFSIZ]; 1505 char buf[IMBUFSIZ];
1134 1506
1507 make_current ();
1508
1509 im_destroy ();
1510
1135 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1511 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1136 if (R->Input_Context) 1512 if (Input_Context)
1137 return; 1513 return;
1138 1514
1139#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1515#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140 if (R->rs[Rs_imLocale]) 1516 if (rs[Rs_imLocale])
1141 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1517 SET_LOCALE (rs[Rs_imLocale]);
1142#endif 1518#endif
1143 1519
1144 p = R->rs[Rs_inputMethod]; 1520 p = rs[Rs_inputMethod];
1145 if (p && *p) 1521 if (p && *p)
1146 { 1522 {
1147 bool found = false; 1523 bool found = false;
1148 1524
1149 s = rxvt_splitcommastring (p); 1525 s = rxvt_splitcommastring (p);
1526
1150 for (i = 0; s[i]; i++) 1527 for (i = 0; s[i]; i++)
1151 { 1528 {
1152 if (*s[i]) 1529 if (*s[i])
1153 { 1530 {
1154 STRCPY (buf, "@im="); 1531 strcpy (buf, "@im=");
1155 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1532 strncat (buf, s[i], IMBUFSIZ - 5);
1156 if ((p = XSetLocaleModifiers (buf)) && *p 1533 if (IM_get_IC (buf))
1157 && rxvt_IM_get_IC (aR))
1158 { 1534 {
1159 found = true; 1535 found = true;
1160 break; 1536 break;
1161 } 1537 }
1162 } 1538 }
1163 } 1539 }
1164 for (i = 0; s[i]; i++) 1540
1165 free(s[i]); 1541 rxvt_freecommastring (s);
1166 free(s);
1167 1542
1168 if (found) 1543 if (found)
1169 goto done; 1544 goto done;
1170 } 1545 }
1171 1546
1172/* try with XMODIFIERS env. var. */ 1547 /* try with XMODIFIERS env. var. */
1173 if ((p = XSetLocaleModifiers ("")) && *p 1548 if (IM_get_IC (""))
1174 && rxvt_IM_get_IC (aR))
1175 goto done; 1549 goto done;
1176 1550
1177/* try with no modifiers base IF the user didn't specify an IM */ 1551 /* try with no modifiers base IF the user didn't specify an IM */
1178 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1552 if (IM_get_IC ("@im=none"))
1179 && rxvt_IM_get_IC (aR) == True)
1180 goto done; 1553 goto done;
1181 1554
1182done: 1555done:
1183#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1556#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184 if (R->rs[Rs_imLocale]) 1557 if (rs[Rs_imLocale])
1185 setlocale (LC_CTYPE, R->locale); 1558 SET_LOCALE (locale);
1186#endif 1559#endif
1187} 1560}
1188 1561
1189/* 1562void
1190 * Try to open a XIM with the current modifiers, then see if we can 1563rxvt_term::IMSetStatusPosition ()
1191 * open a suitable preedit type
1192 */
1193/* INTPROTO */
1194Bool
1195rxvt_IM_get_IC(pR)
1196{ 1564{
1197 int i, j, found;
1198 XIM xim;
1199 XPoint spot;
1200 XRectangle rect, status_rect, needed_rect; 1565 XRectangle preedit_rect, status_rect, *needed_rect;
1201 unsigned long fg, bg;
1202 const char *p;
1203 char **s;
1204 XIMStyles *xim_styles;
1205 XVaNestedList preedit_attr, status_attr; 1566 XVaNestedList preedit_attr, status_attr;
1206 XIMCallback ximcallback;
1207 1567
1208 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1568 if (!Input_Context
1209 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1569 || !focus
1210 if (xim == NULL)
1211 return False;
1212
1213 xim_styles = NULL;
1214 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215 || !xim_styles || !xim_styles->count_styles) {
1216 XCloseIM(xim);
1217 return False;
1218 }
1219
1220 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221 : "OverTheSpot,OffTheSpot,Root";
1222 s = rxvt_splitcommastring(p);
1223 for (i = found = 0; !found && s[i]; i++) {
1224 if (!STRCMP(s[i], "OverTheSpot"))
1225 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226 else if (!STRCMP(s[i], "OffTheSpot"))
1227 R->input_style = (XIMPreeditArea | XIMStatusArea);
1228 else if (!STRCMP(s[i], "Root"))
1229 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231 for (j = 0; j < xim_styles->count_styles; j++)
1232 if (R->input_style == xim_styles->supported_styles[j]) {
1233 found = 1;
1234 break;
1235 }
1236 }
1237 for (i = 0; s[i]; i++)
1238 free(s[i]);
1239 free(s);
1240 XFree(xim_styles);
1241
1242 if (!found) {
1243 XCloseIM(xim);
1244 return False;
1245 }
1246
1247 ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249/* XXX: not sure why we need this (as well as IC one below) */
1250 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252 preedit_attr = status_attr = NULL;
1253
1254 if (R->input_style & XIMPreeditPosition) {
1255 rxvt_setSize(aR_ & rect);
1256 rxvt_setPosition(aR_ & spot);
1257 rxvt_setColor(aR_ & fg, &bg);
1258
1259 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260 XNSpotLocation, &spot,
1261 XNForeground, fg, XNBackground, bg,
1262 //XNFontSet, R->TermWin.fontset,
1263 NULL);
1264 } else if (R->input_style & XIMPreeditArea) {
1265 rxvt_setColor(aR_ & fg, &bg);
1266
1267 /*
1268 * The necessary width of preedit area is unknown
1269 * until create input context.
1270 */
1271 needed_rect.width = 0;
1272
1273 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276 XNForeground, fg, XNBackground, bg,
1277 //XNFontSet, R->TermWin.fontset,
1278 NULL);
1279 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280 XNForeground, fg, XNBackground, bg,
1281 //XNFontSet, R->TermWin.fontset,
1282 NULL);
1283 }
1284 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285 XNClientWindow, R->TermWin.parent[0],
1286 XNFocusWindow, R->TermWin.parent[0],
1287 XNDestroyCallback, &ximcallback,
1288 preedit_attr ? XNPreeditAttributes : NULL,
1289 preedit_attr,
1290 status_attr ? XNStatusAttributes : NULL,
1291 status_attr, NULL);
1292 if (preedit_attr)
1293 XFree(preedit_attr);
1294 if (status_attr)
1295 XFree(status_attr);
1296 if (R->Input_Context == NULL) {
1297 rxvt_print_error("failed to create input context");
1298 XCloseIM(xim);
1299 return False;
1300 }
1301 if (R->input_style & XIMPreeditArea) 1570 || !(input_style & XIMPreeditArea)
1302 rxvt_IMSetStatusPosition(aR);
1303 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304 return True;
1305}
1306
1307/* EXTPROTO */
1308void
1309rxvt_IMSetStatusPosition(pR)
1310{
1311 XRectangle preedit_rect, status_rect, *needed_rect;
1312 XVaNestedList preedit_attr, status_attr;
1313
1314 if (R->Input_Context == NULL
1315 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316 || !rxvt_IMisRunning(aR)) 1571 || !IMisRunning ())
1317 return; 1572 return;
1318 1573
1319/* Getting the necessary width of preedit area */ 1574 /* Getting the necessary width of preedit area */
1320 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1575 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1576 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322 XFree(status_attr); 1577 XFree (status_attr);
1323 1578
1324 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1579 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1580 XFree (needed_rect);
1325 1581
1326 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1582 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1583 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328 1584
1329 XSetICValues(R->Input_Context, 1585 XSetICValues (Input_Context,
1330 XNPreeditAttributes, preedit_attr, 1586 XNPreeditAttributes, preedit_attr,
1331 XNStatusAttributes, status_attr, NULL); 1587 XNStatusAttributes, status_attr, NULL);
1332 1588
1333 XFree(preedit_attr); 1589 XFree (preedit_attr);
1334 XFree(status_attr); 1590 XFree (status_attr);
1335} 1591}
1336#endif /* USE_XIM */ 1592#endif /* USE_XIM */
1337 1593
1338/*----------------------------------------------------------------------*/ 1594/*----------------------------------------------------------------------*/
1339rxvt_t rxvt_current_term; 1595rxvt_t rxvt_current_term;

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