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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.26 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.201 by root, Wed Jan 25 00:57:57 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * 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>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * 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
18 * 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
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
48static char curlocale[128]; 56static char curlocale[128], savelocale[128];
49 57
50void 58bool
51rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
52{ 60{
53 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
54 { 62 return false;
63
55 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
57 } 66 return true;
58} 67}
59 68
60void * 69void
61rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
62{ 71{
63 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
64 75
65 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
66 return p; 141 return len;
67}
68 142
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 143}
144#endif
74 145
75rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
76 : 147 :
148#if TRANSPARENT
149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
77#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
78 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
79#endif 156#endif
80#ifdef TEXT_BLINK 157#ifdef TEXT_BLINK
81 text_blink_ev (this, &rxvt_term::text_blink_cb), 158 text_blink_ev (this, &rxvt_term::text_blink_cb),
82#endif 159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
83#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
84 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
85#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
177#endif
178 termwin_ev (this, &rxvt_term::x_cb),
179 vt_ev (this, &rxvt_term::x_cb),
180 child_ev (this, &rxvt_term::child_cb),
86 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
87 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
88 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
89 x_ev (this, &rxvt_term::x_cb),
90 incr_ev (this, &rxvt_term::incr_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
91{ 186{
92 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 delete pty; pty = 0;
93} 204}
94 205
95rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
96{ 207{
208 termlist.erase (find (termlist.begin (), termlist.end(), this));
209
210 emergency_cleanup ();
211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
216#endif
217 delete fontset[0];
218
219 if (display)
220 {
221 dDisp;
222
223 selection_clear ();
224
225#ifdef USE_XIM
226 im_destroy ();
227#endif
228#ifdef XTERM_SCROLLBAR
229 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
230 if (ShadowGC) XFreeGC (disp, ShadowGC);
231#endif
232#ifdef PLAIN_SCROLLBAR
233 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
234#endif
235#ifdef NEXT_SCROLLBAR
236 if (blackGC) XFreeGC (disp, blackGC);
237 if (whiteGC) XFreeGC (disp, whiteGC);
238 if (grayGC) XFreeGC (disp, grayGC);
239 if (darkGC) XFreeGC (disp, darkGC);
240 if (stippleGC) XFreeGC (disp, stippleGC);
241 if (dimple) XFreePixmap (disp, dimple);
242 if (upArrow) XFreePixmap (disp, upArrow);
243 if (downArrow) XFreePixmap (disp, downArrow);
244 if (upArrowHi) XFreePixmap (disp, upArrowHi);
245 if (downArrowHi) XFreePixmap (disp, downArrowHi);
246#endif
247#ifdef RXVT_SCROLLBAR
248 if (topShadowGC) XFreeGC (disp, topShadowGC);
249 if (botShadowGC) XFreeGC (disp, botShadowGC);
250 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
251#endif
252 if (gc) XFreeGC (disp, gc);
253
254 delete drawable;
255 // destroy all windows
256 if (parent[0])
257 XDestroyWindow (disp, parent[0]);
258 }
259
260 // TODO: free pixcolours, colours should become part of rxvt_display
261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
265
266 displays.put (display);
267
97 scr_release (); 268 scr_release ();
98 269
270 /* clear all resources */
271 for (int i = 0; i < allocated.size (); i++)
272 free (allocated [i]);
273
274 free (selection.text);
275 // TODO: manage env vars in child only(!)
276 free (env_windowid);
277 free (env_display);
278 free (env_term);
279 free (env_colorfgbg);
99 free (locale); 280 free (locale);
100 free (codeset); 281 free (v_buffer);
282 free (incr_buf);
101 283
102#ifndef NO_SETOWNER_TTYDEV 284 delete envv;
103 privileged_ttydev (RESTORE); 285 delete argv;
104#endif
105#ifdef UTMP_SUPPORT
106 privileged_utmp (RESTORE);
107#endif
108#ifdef USE_XIM
109 if (Input_Context != NULL)
110 {
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 286
116 if (cmd_fd >= 0) 287#ifdef KEYSYM_RESOURCE
117 close (cmd_fd); 288 delete keyboard;
289#endif
290}
118 291
119 if (Xfd >= 0) 292// child has exited, usually destroys
120 XCloseDisplay (Xdisplay); 293void
294rxvt_term::child_cb (child_watcher &w, int status)
295{
296 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
121 297
122 delete PixColors; 298 cmd_pid = 0;
299
300 if (!OPTION (Opt_hold))
301 destroy ();
123} 302}
124 303
125void 304void
126rxvt_term::destroy () 305rxvt_term::destroy ()
127{ 306{
307 if (destroy_ev.active)
308 return;
309
310 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
311
312#if ENABLE_OVERLAY
313 scr_overlay_off ();
314#endif
315
316 if (display)
317 {
318#if USE_XIM
319 im_ev.stop (display);
320#endif
321#if HAVE_SCROLLBARS
322 scrollbar_ev.stop (display);
323#endif
324#if TRANSPARENT
325 rootwin_ev.stop (display);
326#endif
327 incr_ev.stop ();
328 termwin_ev.stop (display);
329 vt_ev.stop (display);
330 }
331
128 check_ev.stop (); 332 check_ev.stop ();
129 pty_ev.stop (); 333 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 335 cursor_blink_ev.stop ();
133#endif 336#endif
134#ifdef TEXT_BLINK 337#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 338 text_blink_ev.stop ();
136#endif 339#endif
340#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
341 cont_scroll_ev.stop ();
342#endif
343#ifdef SELECTION_SCROLLING
344 sel_scroll_ev.stop ();
345#endif
137#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
138 pointer_ev.stop (); 347 pointer_ev.stop ();
139#endif 348#endif
140 349
141 destroy_ev.start (0); 350 destroy_ev.start (0);
142} 351}
143 352
144void 353void
145rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (time_watcher &w)
146{ 355{
147 SET_R (this); 356 make_current ();
148 357
149 delete this; 358 delete this;
150}
151
152/*----------------------------------------------------------------------*/
153/* rxvt_init() */
154/* LIBPROTO */
155rxvt_t
156rxvt_init (int argc, const char *const *argv)
157{
158 SET_R (new rxvt_term);
159
160 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
161 {
162 delete GET_R;
163 SET_R (0);
164 }
165
166 return GET_R;
167}
168
169void
170rxvt_init_signals ()
171{
172 /* install exit handler for cleanup */
173#if 0
174#ifdef HAVE_ATEXIT
175 atexit(rxvt_clean_exit);
176#else
177#endif
178#endif
179
180 struct sigaction sa;
181
182 sigfillset (&sa.sa_mask);
183 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
184 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
185 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
186 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
189 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
190
191 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
192 /* signal (SIGURG, SIG_DFL); */
193
194 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
195 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
196}
197
198bool
199rxvt_term::init (int argc, const char *const *argv)
200{
201 /*
202 * Save and then give up any super-user privileges
203 * If we need privileges in any area then we must specifically request it.
204 * We should only need to be root in these cases:
205 * 1. write utmp entries on some systems
206 * 2. chown tty on some systems
207 */
208 privileges (SAVE);
209 privileges (IGNORE);
210
211 init_secondary ();
212
213 const char **cmd_argv = init_resources (argc, argv);
214
215 set_locale ("");
216
217#if (MENUBAR_MAX)
218 menubar_read (rs[Rs_menu]);
219#endif
220#ifdef HAVE_SCROLLBARS
221 if (Options & Opt_scrollBar)
222 scrollBar.setIdle (); /* set existence for size calculations */
223#endif
224
225 create_windows (argc, argv);
226
227 init_xlocale ();
228
229 scr_reset (); /* initialize screen */
230#ifdef RXVT_GRAPHICS
231 Gr_reset (); /* reset graphics */
232#endif
233
234#if 0
235#ifdef DEBUG_X
236 XSynchronize(Xdisplay, True);
237#endif
238#endif
239
240#ifdef HAVE_SCROLLBARS
241 if (Options & Opt_scrollBar)
242 resize_scrollbar (); /* create and map scrollbar */
243#endif
244#if (MENUBAR_MAX)
245 if (menubar_visible(r))
246 XMapWindow (Xdisplay, menuBar.win);
247#endif
248#ifdef TRANSPARENT
249 if (Options & Opt_transparent)
250 {
251 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
252 check_our_parents ();
253 }
254#endif
255 XMapWindow (Xdisplay, TermWin.vt);
256 XMapWindow (Xdisplay, TermWin.parent[0]);
257
258 init_env ();
259 init_command (cmd_argv);
260
261 x_ev.start (Xfd, EVENT_READ);
262 pty_ev.start (cmd_fd, EVENT_READ);
263
264 check_ev.start ();
265
266 process_x_events ();
267
268 return true;
269}
270
271/* ------------------------------------------------------------------------- *
272 * SIGNAL HANDLING & EXIT HANDLER *
273 * ------------------------------------------------------------------------- */
274/*
275 * Catch a SIGCHLD signal and exit if the direct child has died
276 */
277/* ARGSUSED */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Child_signal(int sig __attribute__ ((unused)))
281{
282 int pid, save_errno = errno;
283 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
284 ;
285 errno = save_errno;
286
287#if 0
288 if (pid == cmd_pid)
289 exit (EXIT_SUCCESS);
290#endif
291}
292
293/*
294 * Catch a fatal signal and tidy up before quitting
295 */
296/* EXTPROTO */
297RETSIGTYPE
298rxvt_Exit_signal(int sig)
299{
300 signal(sig, SIG_DFL);
301#ifdef DEBUG_CMD
302 rxvt_print_error("signal %d", sig);
303#endif
304 rxvt_clean_exit();
305 kill(getpid(), sig);
306}
307
308/* ARGSUSED */
309/* EXTPROTO */
310int
311rxvt_xerror_handler(const Display * display
312 __attribute__ ((unused)), const XErrorEvent * event)
313{
314 if (GET_R->allowedxerror == -1)
315 GET_R->allowedxerror = event->error_code;
316 else
317 {
318 rxvt_print_error("XError: Request: %d . %d, Error: %d",
319 event->request_code, event->minor_code,
320 event->error_code);
321
322 GET_R->destroy ();
323 }
324
325 return 0;
326} 359}
327 360
328/*----------------------------------------------------------------------*/ 361/*----------------------------------------------------------------------*/
329/* 362/*
330 * Exit gracefully, clearing the utmp entry and restoring tty attributes 363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
331 * TODO: if debugging, this should free up any known resources if we can 364 * TODO: if debugging, this should free up any known resources if we can
332 */ 365 */
333/* EXTPROTO */ 366static XErrorHandler old_xerror_handler;
367
368static void
369rxvt_emergency_cleanup ()
370{
371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
372 (*t)->emergency_cleanup ();
373}
374
375#if ENABLE_FRILLS
376static void
377print_x_error (Display *dpy, XErrorEvent *event)
378{
379 char buffer[BUFSIZ];
380 char mesg[BUFSIZ];
381 char number[32];
382 char *mtype = "XlibMessage";
383 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
384 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
385 rxvt_warn ("An X Error occured, trying to continue after report.\n");
386 rxvt_warn ("%s: %s\n", mesg, buffer);
387 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
389 sprintf(number, "%d", event->request_code);
390 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
391 rxvt_warn ("(which is %s)\n", buffer);
392 if (event->request_code >= 128) {
393 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
394 mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
396 }
397 if ((event->error_code == BadWindow) ||
398 (event->error_code == BadPixmap) ||
399 (event->error_code == BadCursor) ||
400 (event->error_code == BadFont) ||
401 (event->error_code == BadDrawable) ||
402 (event->error_code == BadColor) ||
403 (event->error_code == BadGC) ||
404 (event->error_code == BadIDChoice) ||
405 (event->error_code == BadValue) ||
406 (event->error_code == BadAtom)) {
407 if (event->error_code == BadValue)
408 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
409 mesg, BUFSIZ);
410 else if (event->error_code == BadAtom)
411 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
412 mesg, BUFSIZ);
413 else
414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
415 mesg, BUFSIZ);
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
417 }
418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
419 mesg, BUFSIZ);
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
421}
422#endif
423
424int
425rxvt_xerror_handler (Display *display, XErrorEvent *event)
426{
427 if (GET_R->allowedxerror == -1)
428 GET_R->allowedxerror = event->error_code;
429 else
430 {
431 // GET_R is most likely not the terminal which caused the error,
432 // so just output the error and continue
433#if ENABLE_FRILLS
434 print_x_error (display, event);
435#else
436 old_xerror_handler (display, event);
437#endif
438 }
439
440 return 0;
441}
442
443int
444rxvt_xioerror_handler (Display *display)
445{
446 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
447 DisplayString (display));
448 rxvt_emergency_cleanup ();
449 _exit (EXIT_FAILURE);
450}
451
452/*----------------------------------------------------------------------*/
453bool
454rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
455{
456 this->envv = envv;
457
458 SET_R (this);
459 set_locale ("");
460 set_environ (envv); // few things in X do not call setlocale :(
461
462 if (!init_vars ())
463 return false;
464
465 init_secondary ();
466
467 const char **cmd_argv = init_resources (argc, argv);
468
469#ifdef KEYSYM_RESOURCE
470 keyboard->register_done ();
471#endif
472
473#ifdef HAVE_SCROLLBARS
474 if (OPTION (Opt_scrollBar))
475 scrollBar.setIdle (); /* set existence for size calculations */
476#endif
477
478 pty = ptytty::create ();
479
480 create_windows (argc, argv);
481
482 dDisp;
483
484 init_xlocale ();
485
486 scr_reset (); // initialize screen
487
488#if 0
489 XSynchronize (disp, True);
490#endif
491
492#ifdef HAVE_SCROLLBARS
493 if (OPTION (Opt_scrollBar))
494 resize_scrollbar (); /* create and map scrollbar */
495#endif
496#ifdef TRANSPARENT
497 if (OPTION (Opt_transparent))
498 {
499 XSelectInput (disp, display->root, PropertyChangeMask);
500 check_our_parents ();
501 rootwin_ev.start (display, display->root);
502 }
503#endif
504
505 set_colorfgbg ();
506
507 init_command (cmd_argv);
508
509 free (cmd_argv);
510
511 if (pty->pty >= 0)
512 pty_ev.start (pty->pty, EVENT_READ);
513
514 check_ev.start ();
515
516 HOOK_INVOKE ((this, HOOK_START, DT_END));
517
518 XMapWindow (disp, vt);
519 XMapWindow (disp, parent[0]);
520
521 return true;
522}
523
524static struct sig_handlers
525{
526 sig_watcher sw_term, sw_int;
527
528 /*
529 * Catch a fatal signal and tidy up before quitting
530 */
334void 531 void
335rxvt_clean_exit () 532 sig_term (sig_watcher &w)
533 {
534 rxvt_emergency_cleanup ();
535 signal (w.signum, SIG_DFL);
536 kill (getpid (), w.signum);
537 }
538
539 sig_handlers ()
540 : sw_term (this, &sig_handlers::sig_term),
541 sw_int (this, &sig_handlers::sig_term)
542 {
543 }
544} sig_handlers;
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
336{ 550{
337 GET_R->destroy (); 551 ptytty::init ();
552
553 rxvt_environ = environ;
554
555 signal (SIGHUP, SIG_IGN);
556 signal (SIGPIPE, SIG_IGN);
557
558 sig_handlers.sw_term.start (SIGTERM);
559 sig_handlers.sw_int.start (SIGINT);
560
561 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
562 /* signal (SIGURG, SIG_DFL); */
563
564 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
565 // TODO: handle this with exceptions and tolerate the memory loss
566 XSetIOErrorHandler (rxvt_xioerror_handler);
567
568 XrmInitialize ();
338} 569}
339 570
340/* ------------------------------------------------------------------------- * 571/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 572 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 573 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 574void *
344void *
345rxvt_malloc(size_t size) 575rxvt_malloc (size_t size)
346{ 576{
347 void *p;
348
349 p = malloc(size); 577 void *p = malloc (size);
578
350 if (p) 579 if (!p)
580 rxvt_fatal ("memory allocation failure. aborting.\n");
581
351 return p; 582 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356 /* NOTREACHED */
357} 583}
358 584
359/* EXTPROTO */ 585void *
360void *
361rxvt_calloc(size_t number, size_t size) 586rxvt_calloc (size_t number, size_t size)
362{ 587{
363 void *p;
364
365 p = calloc(number, size); 588 void *p = calloc (number, size);
589
366 if (p) 590 if (!p)
591 rxvt_fatal ("memory allocation failure. aborting.\n");
592
367 return p; 593 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372 /* NOTREACHED */
373} 594}
374 595
375/* EXTPROTO */ 596void *
376void *
377rxvt_realloc(void *ptr, size_t size) 597rxvt_realloc (void *ptr, size_t size)
378{ 598{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 599 void *p = realloc (ptr, size);
383 else 600
384 p = malloc(size);
385 if (p) 601 if (!p)
602 rxvt_fatal ("memory allocation failure. aborting.\n");
603
386 return p; 604 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391 /* NOTREACHED */
392} 605}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398void
399rxvt_term::privileges (int mode)
400{
401#if ! defined(__CYGWIN32__)
402# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
403 /* setreuid() is the poor man's setuid(), seteuid() */
404# define seteuid(a) setreuid(-1, (a))
405# define setegid(a) setregid(-1, (a))
406# define HAVE_SETEUID
407# endif
408# ifdef HAVE_SETEUID
409 switch (mode)
410 {
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 euid = geteuid();
421 egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(euid);
425 setegid(egid);
426 break;
427 }
428# else
429 switch (mode)
430 {
431 case IGNORE:
432 setuid(getuid());
433 setgid(getgid());
434 /* FALLTHROUGH */
435 case SAVE:
436 /* FALLTHROUGH */
437 case RESTORE:
438 break;
439 }
440# endif
441#endif
442}
443
444#ifdef UTMP_SUPPORT
445void
446rxvt_term::privileged_utmp (char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, next_utmp_action, getpid()));
450 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (Options & Opt_utmpInhibit)
452 || ttydev == NULL || *ttydev == '\0')
453 return;
454
455 privileges (RESTORE);
456 if (action == SAVE)
457 {
458 next_utmp_action = RESTORE;
459 makeutent (ttydev, rs[Rs_display_name]);
460 }
461 else
462 { /* action == RESTORE */
463 next_utmp_action = IGNORE;
464 cleanutent ();
465 }
466 privileges (IGNORE);
467}
468#endif
469
470#ifndef NO_SETOWNER_TTYDEV
471void
472rxvt_term::privileged_ttydev (char action)
473{
474 D_MAIN((stderr,
475 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
476 action, next_tty_action, getpid()));
477 if (next_tty_action != action || (action != SAVE && action != RESTORE)
478 || ttydev == NULL || *ttydev == '\0')
479 return;
480
481 privileges (RESTORE);
482
483 if (action == SAVE)
484 {
485 next_tty_action = RESTORE;
486# ifndef RESET_TTY_TO_COMMON_DEFAULTS
487 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
488 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
489 next_tty_action = IGNORE;
490 else
491# endif
492
493 {
494 chown(ttydev, getuid(), ttygid); /* fail silently */
495 chmod(ttydev, ttymode);
496# ifdef HAVE_REVOKE
497 revoke(ttydev);
498# endif
499
500 }
501 }
502 else
503 { /* action == RESTORE */
504 next_tty_action = IGNORE;
505# ifndef RESET_TTY_TO_COMMON_DEFAULTS
506 chmod(ttydev, ttyfd_stat.st_mode);
507 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
508# else
509 chmod(ttydev,
510 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
511 chown(ttydev, 0, 0);
512# endif
513
514 }
515
516 privileges (IGNORE);
517
518# ifndef RESET_TTY_TO_COMMON_DEFAULTS
519 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
520 action == RESTORE ? "Restoring" : (action ==
521 SAVE ? "Saving" :
522 "UNKNOWN ERROR for"), ttydev,
523 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
524 ttyfd_stat.st_gid));
525# endif
526}
527#endif
528 606
529/*----------------------------------------------------------------------*/ 607/*----------------------------------------------------------------------*/
530/* 608/*
531 * window size/position calculcations for XSizeHint and other storage. 609 * window size/position calculcations for XSizeHint and other storage.
532 * if width/height are non-zero then override calculated width/height 610 * if width/height are non-zero then override calculated width/height
533 */ 611 */
534void 612void
535rxvt_term::window_calc (unsigned int width, unsigned int height) 613rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
536{ 614{
537 short recalc_x, recalc_y; 615 short recalc_x, recalc_y;
538 int x, y, sb_w, mb_h, flags; 616 int x, y, sb_w, flags;
539 unsigned int w, h; 617 unsigned int w, h;
540 unsigned int max_width, max_height; 618 unsigned int max_width, max_height;
619 dDisp;
541 620
542 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
543 TermWin.ncol, TermWin.nrow, szHint.width,
544 szHint.height));
545 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 621 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
546 szHint.win_gravity = NorthWestGravity; 622 szHint.win_gravity = NorthWestGravity;
547 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 623 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
548 624
549 recalc_x = recalc_y = 0; 625 recalc_x = recalc_y = 0;
550 flags = 0; 626 flags = 0;
627
551 if (!parsed_geometry) 628 if (!parsed_geometry)
552 { 629 {
553 parsed_geometry = 1; 630 parsed_geometry = 1;
631
554 if (rs[Rs_geometry]) 632 if (rs[Rs_geometry])
555 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 633 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
634
556 if (flags & WidthValue) 635 if (flags & WidthValue)
557 { 636 {
558 TermWin.ncol = BOUND_POSITIVE_INT16(w); 637 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 638 szHint.flags |= USSize;
560 } 639 }
640
561 if (flags & HeightValue) 641 if (flags & HeightValue)
562 { 642 {
563 TermWin.nrow = BOUND_POSITIVE_INT16(h); 643 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
564 szHint.flags |= USSize; 644 szHint.flags |= USSize;
565 } 645 }
646
566 if (flags & XValue) 647 if (flags & XValue)
567 { 648 {
568 szHint.x = x; 649 szHint.x = x;
569 szHint.flags |= USPosition; 650 szHint.flags |= USPosition;
651
570 if (flags & XNegative) 652 if (flags & XNegative)
571 { 653 {
572 recalc_x = 1; 654 recalc_x = 1;
573 szHint.win_gravity = NorthEastGravity; 655 szHint.win_gravity = NorthEastGravity;
574 } 656 }
575 } 657 }
658
576 if (flags & YValue) 659 if (flags & YValue)
577 { 660 {
578 szHint.y = y; 661 szHint.y = y;
579 szHint.flags |= USPosition; 662 szHint.flags |= USPosition;
663
580 if (flags & YNegative) 664 if (flags & YNegative)
581 { 665 {
582 recalc_y = 1; 666 recalc_y = 1;
667
583 if (szHint.win_gravity == NorthEastGravity) 668 if (szHint.win_gravity == NorthEastGravity)
584 szHint.win_gravity = SouthEastGravity; 669 szHint.win_gravity = SouthEastGravity;
585 else 670 else
586 szHint.win_gravity = SouthWestGravity; 671 szHint.win_gravity = SouthWestGravity;
587 } 672 }
588 } 673 }
589 } 674 }
675
590 /* TODO: BOUNDS */ 676 /* TODO: BOUNDS */
591 TermWin.width = TermWin.ncol * TermWin.fwidth; 677 width = ncol * fwidth;
592 TermWin.height = TermWin.nrow * TermWin.fheight; 678 height = nrow * fheight;
593 max_width = MAX_COLS * TermWin.fwidth; 679 max_width = MAX_COLS * fwidth;
594 max_height = MAX_ROWS * TermWin.fheight; 680 max_height = MAX_ROWS * fheight;
595 681
596 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 682 szHint.base_width = szHint.base_height = 2 * int_bwidth;
597 683
598 sb_w = mb_h = 0; 684 sb_w = 0;
599 window_vt_x = window_vt_y = 0; 685 window_vt_x = window_vt_y = int_bwidth;
600 if (scrollbar_visible ()) 686
687 if (scrollBar.state)
601 { 688 {
602 sb_w = scrollbar_TotalWidth(); 689 sb_w = scrollbar_TotalWidth ();
603 szHint.base_width += sb_w; 690 szHint.base_width += sb_w;
604 if (!(Options & Opt_scrollBar_right)) 691 if (!OPTION (Opt_scrollBar_right))
605 window_vt_x = sb_w; 692 window_vt_x += sb_w;
606 }
607 if (menubar_visible ())
608 { 693 }
609 mb_h = menuBar_TotalHeight(); 694
610 szHint.base_height += mb_h;
611 window_vt_y = mb_h;
612 }
613 szHint.width_inc = TermWin.fwidth; 695 szHint.width_inc = fwidth;
614 szHint.height_inc = TermWin.fheight; 696 szHint.height_inc = fheight;
615 szHint.min_width = szHint.base_width + szHint.width_inc; 697 szHint.min_width = szHint.base_width + szHint.width_inc;
616 szHint.min_height = szHint.base_height + szHint.height_inc; 698 szHint.min_height = szHint.base_height + szHint.height_inc;
617 699
618 if (width && width - szHint.base_width < max_width) 700 if (newwidth && newwidth - szHint.base_width < max_width)
619 { 701 {
620 szHint.width = width; 702 szHint.width = newwidth;
621 TermWin.width = width - szHint.base_width; 703 width = newwidth - szHint.base_width;
622 } 704 }
623 else 705 else
624 { 706 {
625 MIN_IT(TermWin.width, max_width); 707 min_it (width, max_width);
626 szHint.width = szHint.base_width + TermWin.width; 708 szHint.width = szHint.base_width + width;
627 } 709 }
710
628 if (height && height - szHint.base_height < max_height) 711 if (newheight && newheight - szHint.base_height < max_height)
629 { 712 {
630 szHint.height = height; 713 szHint.height = newheight;
631 TermWin.height = height - szHint.base_height; 714 height = newheight - szHint.base_height;
632 } 715 }
633 else 716 else
634 { 717 {
635 MIN_IT(TermWin.height, max_height); 718 min_it (height, max_height);
636 szHint.height = szHint.base_height + TermWin.height; 719 szHint.height = szHint.base_height + height;
637 } 720 }
638 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 721
722 if (scrollBar.state && OPTION (Opt_scrollBar_right))
639 window_sb_x = szHint.width - sb_w; 723 window_sb_x = szHint.width - sb_w;
640 724
641 if (recalc_x) 725 if (recalc_x)
642 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 726 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
643 - szHint.width - 2 * TermWin.ext_bwidth);
644 if (recalc_y) 727 if (recalc_y)
645 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 728 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
646 - szHint.height - 2 * TermWin.ext_bwidth);
647 729
648 TermWin.ncol = TermWin.width / TermWin.fwidth; 730 ncol = width / fwidth;
649 TermWin.nrow = TermWin.height / TermWin.fheight; 731 nrow = height / fheight;
650 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
651 TermWin.ncol, TermWin.nrow, szHint.width,
652 szHint.height));
653 return;
654} 732}
655 733
656/*----------------------------------------------------------------------*/ 734/*----------------------------------------------------------------------*/
657/* 735/*
658 * Tell the teletype handler what size the window is. 736 * Tell the teletype handler what size the window is.
659 * Called after a window size change. 737 * Called after a window size change.
660 */ 738 */
661void 739void
662rxvt_term::tt_winch () 740rxvt_term::tt_winch ()
663{ 741{
742 if (pty->pty < 0)
743 return;
744
664 struct winsize ws; 745 struct winsize ws;
665 746
666 if (cmd_fd < 0)
667 return;
668
669 ws.ws_col = TermWin.ncol; 747 ws.ws_col = ncol;
670 ws.ws_row = TermWin.nrow; 748 ws.ws_row = nrow;
671 ws.ws_xpixel = ws.ws_ypixel = 0; 749 ws.ws_xpixel = width;
672#ifndef DEBUG_SIZE 750 ws.ws_ypixel = height;
673 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 751 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
674#else 752
675 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 753#if 0
676 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 754 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
677# ifdef SIGWINCH
678 else if (cmd_pid) /* force through to the command */ 755 if (cmd_pid) /* force through to the command */
679 kill (cmd_pid, SIGWINCH); 756 kill (-cmd_pid, SIGWINCH);
680# endif
681#endif 757#endif
682} 758}
683 759
684/*----------------------------------------------------------------------*/ 760/*----------------------------------------------------------------------*/
685/* rxvt_change_font() - Switch to a new font */ 761/* set_fonts () - load and set the various fonts
686/* 762 *
687 * init = 1 - initialize 763 * init = 1 - initialize
688 * 764 *
689 * fontname == FONT_UP - switch to bigger font 765 * fontname == FONT_UP - switch to bigger font
690 * fontname == FONT_DN - switch to smaller font 766 * fontname == FONT_DN - switch to smaller font
691 */ 767 */
692void 768bool
693rxvt_term::change_font (int init, const char *fontname) 769rxvt_term::set_fonts ()
694{} 770{
771 rxvt_fontset *fs = new rxvt_fontset (this);
772 rxvt_fontprop prop;
695 773
696void 774 if (!fs
697rxvt_term::font_up_down (int n, int direction) 775 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
698{} 776 || !fs->realize_font (1))
777 {
778 delete fs;
779 return false;
780 }
781
782#if ENABLE_STYLES
783 for (int i = RS_styleCount; --i; )
784 if (fontset[i] != fontset[0])
785 delete fontset[i];
786#endif
787
788 delete fontset[0];
789 fontset[0] = fs;
790
791 prop = (*fs)[1]->properties ();
792 prop.height += lineSpace;
793 fs->set_prop (prop);
794
795 fwidth = prop.width;
796 fheight = prop.height;
797 fbase = prop.ascent;
798
799 for (int style = 1; style < 4; style++)
800 {
801#if ENABLE_STYLES
802 const char *res = rs[Rs_font + style];
803
804 if (res && !*res)
805 fontset[style] = fontset[0];
806 else
807 {
808 fontset[style] = fs = new rxvt_fontset (this);
809 rxvt_fontprop prop2 = prop;
810
811 if (res)
812 prop2.weight = prop2.slant = rxvt_fontprop::unset;
813 else
814 {
815 res = fontset[0]->fontdesc;
816
817 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
818 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
819 }
820
821 fs->populate (res);
822 fs->set_prop (prop2);
823 }
824#else
825 fontset[style] = fontset[0];
826#endif
827 }
828
829 if (parent[0])
830 {
831 resize_all_windows (0, 0, 0);
832 scr_remap_chars ();
833 scr_touch (true);
834 }
835
836 return true;
837}
838
839void rxvt_term::set_string_property (Atom prop, const char *str, int len)
840{
841 XChangeProperty (display->display, parent[0],
842 prop, XA_STRING, 8, PropModeReplace,
843 (const unsigned char *)str, len >= 0 ? len : strlen (str));
844}
845
846void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
847{
848 wchar_t *ws = rxvt_mbstowcs (str, len);
849 char *s = rxvt_wcstoutf8 (ws);
850
851 XChangeProperty (display->display, parent[0],
852 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
853 (const unsigned char *)s, strlen (s));
854
855 free (s);
856 free (ws);
857}
699 858
700/*----------------------------------------------------------------------*/ 859/*----------------------------------------------------------------------*/
701/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
702/* xterm sequences - title, iconName, color (exptl) */ 861/* xterm sequences - title, iconName, color (exptl) */
703void 862void
704rxvt_term::set_title (const char *str) 863rxvt_term::set_title (const char *str)
705{ 864{
706#ifndef SMART_WINDOW_TITLE 865 set_string_property (XA_WM_NAME, str);
707 XStoreName(Xdisplay, TermWin.parent[0], str); 866#if ENABLE_EWMH
708#else 867 set_utf8_property (xa[XA_NET_WM_NAME], str);
709 char *name;
710
711 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XStoreName(Xdisplay, TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif 868#endif
718} 869}
719 870
720void 871void
721rxvt_term::set_iconName (const char *str) 872rxvt_term::set_icon_name (const char *str)
722{ 873{
723#ifndef SMART_WINDOW_TITLE 874 set_string_property (XA_WM_ICON_NAME, str);
724 XSetIconName(Xdisplay, TermWin.parent[0], str); 875#if ENABLE_EWMH
725#else 876 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
726 char *name;
727
728 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
729 name = NULL;
730 if (name == NULL || STRCMP(name, str))
731 XSetIconName(Xdisplay, TermWin.parent[0], str);
732 if (name)
733 XFree(name);
734#endif 877#endif
735} 878}
736 879
737#ifdef XTERM_COLOR_CHANGE 880#ifdef XTERM_COLOR_CHANGE
738void 881void
739rxvt_term::set_window_color (int idx, const char *color) 882rxvt_term::set_window_color (int idx, const char *color)
740{ 883{
741 rxvt_color xcol; 884 rxvt_color xcol;
742 int i; 885 int i;
743 886
744 if (color == NULL || *color == '\0') 887 if (color == NULL || *color == '\0')
745 return; 888 return;
746 889
747 /* handle color aliases */ 890 /* handle color aliases */
748 if (isdigit(*color)) 891 if (isdigit (*color))
749 { 892 {
750 i = atoi(color); 893 i = atoi (color);
894
751 if (i >= 8 && i <= 15) 895 if (i >= 8 && i <= 15)
752 { /* bright colors */ 896 { /* bright colors */
753 i -= 8; 897 i -= 8;
754# ifndef NO_BRIGHTCOLOR
755 PixColors[idx] = PixColors[minBrightCOLOR + i]; 898 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
756 SET_PIXCOLOR(idx); 899 SET_PIXCOLOR (idx);
757 goto Done; 900 goto done;
758# endif
759
760 } 901 }
902
761 if (i >= 0 && i <= 7) 903 if (i >= 0 && i <= 7)
762 { /* normal colors */ 904 { /* normal colors */
763 PixColors[idx] = PixColors[minCOLOR + i]; 905 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
764 SET_PIXCOLOR(idx); 906 SET_PIXCOLOR (idx);
765 goto Done; 907 goto done;
766 } 908 }
767 } 909 }
910
768 if (!rXParseAllocColor (& xcol, color)) 911 if (!rXParseAllocColor (&xcol, color))
769 return; 912 return;
770 /* XStoreColor (Xdisplay, XCMAP, XColor*); */ 913
914 /* XStoreColor (display->display, display->cmap, XColor*); */
771 915
772 /* 916 /*
773 * FIXME: should free colors here, but no idea how to do it so instead, 917 * FIXME: should free colors here, but no idea how to do it so instead,
774 * so just keep gobbling up the colormap 918 * so just keep gobbling up the colormap
775 */ 919 */
776# if 0 920# if 0
777 for (i = Color_Black; i <= Color_White; i++) 921 for (i = Color_Black; i <= Color_White; i++)
778 if (PixColors[idx] == PixColors[i]) 922 if (pix_colors[idx] == pix_colors[i])
779 break; 923 break;
780 if (i > Color_White) 924 if (i > Color_White)
781 { 925 {
782 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 926 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
783 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1, 927 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
784 DisplayPlanes(Xdisplay, Xscreen)); 928 DisplayPlanes (display->display, display->screen));
785 } 929 }
786# endif 930# endif
787 931
788 PixColors[idx] = xcol; 932 pix_colors_focused[idx] = xcol;
789 SET_PIXCOLOR(idx); 933 SET_PIXCOLOR (idx);
790 934
791 /* XSetWindowAttributes attr; */ 935 /* XSetWindowAttributes attr; */
792 /* Cursor cursor; */ 936 /* Cursor cursor; */
793Done: 937done:
794 if (idx == Color_bg && !(Options & Opt_transparent))
795 XSetWindowBackground(Xdisplay, TermWin.vt,
796 PixColors[Color_bg]);
797 938
939#if OFF_FOCUS_FADING
940 if (rs[Rs_fade])
941 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
942#endif
943
798 /* handle Color_BD, scrollbar background, etc. */ 944 /*TODO: handle Color_BD, scrollbar background, etc. */
799 945
800 set_colorfgbg ();
801 recolour_cursor (); 946 recolour_cursor ();
802 /* the only reasonable way to enforce a clean update */ 947 scr_recolour ();
803 scr_poweron ();
804} 948}
805 949
806#else 950#else
807# define set_window_color (idx,color) ((void)0) 951# define set_window_color (idx,color) ((void)0)
808#endif /* XTERM_COLOR_CHANGE */ 952#endif /* XTERM_COLOR_CHANGE */
809 953
810void 954void
811rxvt_term::recolour_cursor () 955rxvt_term::recolour_cursor ()
812{ 956{
813#if TODO
814 rxvt_color xcol[2]; 957 XColor xcol[2];
815 958
816 xcol[0] = PixColors[Color_pointer]; 959 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
817 xcol[1] = PixColors[Color_bg]; 960 ? pix_colors_focused[Color_pointer_fg]
818 XQueryColors (Xdisplay, XCMAP, xcol, 2); 961 : pix_colors_focused[Color_fg];
962 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
963 ? pix_colors_focused[Color_pointer_bg]
964 : pix_colors_focused[Color_bg];
965
966 XQueryColors (display->display, display->cmap, xcol, 2);
819 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 967 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
820#endif
821} 968}
822 969
823/*----------------------------------------------------------------------*/ 970/*----------------------------------------------------------------------*/
824/* 971/*
825 * find if fg/bg matches any of the normal (low-intensity) colors 972 * find if fg/bg matches any of the normal (low-intensity) colors
826 */ 973 */
827void 974void
828rxvt_term::set_colorfgbg () 975rxvt_term::set_colorfgbg ()
829{ 976{
830 unsigned int i; 977 unsigned int i;
831 const char *xpmb = "\0"; 978 const char *xpmb = "\0";
832 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 979 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
833 980
834 env_colorfgbg =
835 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 981 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
836 STRCPY(fstr, "default"); 982 strcpy (fstr, "default");
837 STRCPY(bstr, "default"); 983 strcpy (bstr, "default");
838 for (i = Color_Black; i <= Color_White; i++) 984 for (i = Color_Black; i <= Color_White; i++)
839 if (PixColors[Color_fg] == PixColors[i]) 985 if (pix_colors[Color_fg] == pix_colors[i])
840 { 986 {
841 sprintf(fstr, "%d", (i - Color_Black)); 987 sprintf (fstr, "%d", (i - Color_Black));
842 break; 988 break;
843 } 989 }
990
844 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
845 if (PixColors[Color_bg] == PixColors[i]) 992 if (pix_colors[Color_bg] == pix_colors[i])
846 { 993 {
847 sprintf(bstr, "%d", (i - Color_Black)); 994 sprintf (bstr, "%d", (i - Color_Black));
848#ifdef XPM_BACKGROUND 995#ifdef XPM_BACKGROUND
849 xpmb = "default;"; 996 xpmb = "default;";
850#endif 997#endif
851 break; 998 break;
852 } 999 }
1000
853 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1001 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
854 putenv(env_colorfgbg);
855
856#ifndef NO_BRIGHTCOLOR
857 colorfgbg = DEFAULT_RSTYLE;
858 for (i = minCOLOR; i <= maxCOLOR; i++)
859 {
860 if (PixColors[Color_fg] == PixColors[i])
861 colorfgbg = SET_FGCOLOR(colorfgbg, i);
862 if (PixColors[Color_bg] == PixColors[i])
863 colorfgbg = SET_BGCOLOR(colorfgbg, i);
864 }
865#endif
866} 1002}
867 1003
868/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
869/*
870 * Colour determination for low colour displays, routine from
871 * Hans de Goede <hans@highrise.nl>
872 */
873 1005
874int 1006int
875rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1007rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
876{ 1008{
877 if (!screen_in_out->set (this, colour)) 1009 if (!screen_in_out->set (display, colour))
878 { 1010 {
879 rxvt_print_error("can't allocate colour: %s", colour); 1011 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
880 return false; 1012 return false;
881 } 1013 }
882 1014
883 return true; 1015 return true;
884} 1016}
885 1017
886/* -------------------------------------------------------------------- * 1018/* -------------------------------------------------------------------- *
887 * - WINDOW RESIZING - * 1019 * - WINDOW RESIZING - *
888 * -------------------------------------------------------------------- */ 1020 * -------------------------------------------------------------------- */
889void 1021void
890rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1022rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
891{ 1023{
892 int fix_screen; 1024 int fix_screen;
1025 int old_width = szHint.width;
1026 int old_height = szHint.height;
1027 dDisp;
893 1028
894#ifdef SMART_RESIZE
895 int old_width = szHint.width, old_height = szHint.height;
896#endif
897
898 window_calc (width, height); 1029 window_calc (newwidth, newheight);
899 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1030 XSetWMNormalHints (disp, parent[0], &szHint);
1031
900 if (!ignoreparent) 1032 if (!ignoreparent)
901 { 1033 {
902#ifdef SMART_RESIZE 1034#ifdef SMART_RESIZE
903 /* 1035 /*
904 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1036 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
907 int x, y, x1, y1; 1039 int x, y, x1, y1;
908 int dx, dy; 1040 int dx, dy;
909 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1041 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
910 Window unused_cr; 1042 Window unused_cr;
911 1043
912 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1044 XTranslateCoordinates (disp, parent[0], display->root,
913 0, 0, &x, &y, &unused_cr); 1045 0, 0, &x, &y, &unused_cr);
914 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1046 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
915 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1047 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
916 /* 1048 /*
917 * if Xroot isn't the parent window, a WM will probably have offset 1049 * if display->root isn't the parent window, a WM will probably have offset
918 * our position for handles and decorations. Counter it 1050 * our position for handles and decorations. Counter it
919 */ 1051 */
920 if (x1 != x || y1 != y) 1052 if (x1 != x || y1 != y)
921 { 1053 {
922 x -= x1; 1054 x -= x1;
923 y -= y1; 1055 y -= y1;
924 } 1056 }
925 1057
926 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1058 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
927 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1059 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
928 dx = old_width - szHint.width; 1060 dx = old_width - szHint.width;
929 dy = old_height - szHint.height; 1061 dy = old_height - szHint.height;
930 1062
931 /* Check position of the center of the window */ 1063 /* Check position of the center of the window */
932 if (x < x1) /* left half */ 1064 if (x < x1) /* left half */
933 dx = 0; 1065 dx = 0;
936 if (y < y1) /* top half */ 1068 if (y < y1) /* top half */
937 dy = 0; 1069 dy = 0;
938 else if (y == y1) /* exact center */ 1070 else if (y == y1) /* exact center */
939 dy /= 2; 1071 dy /= 2;
940 1072
941 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1073 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
942 szHint.width, szHint.height); 1074 szHint.width, szHint.height);
943#else 1075#else
944 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1076 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
945 szHint.height);
946#endif 1077#endif
947
948 } 1078 }
949 1079
950 fix_screen = (TermWin.ncol != prev_ncol 1080 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
951 || TermWin.nrow != prev_nrow);
952 1081
953 if (fix_screen || width != old_width || height != old_height) 1082 if (fix_screen || newwidth != old_width || newheight != old_height)
954 { 1083 {
955 if (scrollbar_visible ()) 1084 if (scrollBar.state)
956 { 1085 {
957 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1086 XMoveResizeWindow (disp, scrollBar.win,
1087 window_sb_x, 0,
958 0, scrollbar_TotalWidth (), szHint.height); 1088 scrollbar_TotalWidth (), szHint.height);
959 resize_scrollbar (); 1089 resize_scrollbar ();
960 } 1090 }
961 1091
962 if (menubar_visible ()) 1092 XMoveResizeWindow (disp, vt,
963 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1093 window_vt_x, window_vt_y,
964 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
965
966 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
967 window_vt_y, TermWin_TotalWidth (),
968 TermWin_TotalHeight ()); 1094 width, height);
969#ifdef RXVT_GRAPHICS 1095
970 if (old_height)
971 Gr_Resize (old_width - szHint.base_width,
972 old_height - szHint.base_height);
973#endif
974 scr_clear (); 1096 scr_clear ();
975#ifdef XPM_BACKGROUND 1097#ifdef XPM_BACKGROUND
976 resize_pixmap (); 1098 resize_pixmap ();
977#endif 1099#endif
978
979 } 1100 }
980 1101
981 if (fix_screen || old_height == 0) 1102 if (fix_screen || old_height == 0)
982 {
983 int curr_screen = -1;
984 int old_ncol = prev_ncol;
985
986 /* scr_reset only works on the primary screen */
987 if (old_height) /* this is not the first time through */
988 {
989 unsigned int ncol = TermWin.ncol;
990 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
991 curr_screen = scr_change_screen (PRIMARY);
992 TermWin.ncol = ncol;
993 }
994
995 scr_reset(); 1103 scr_reset ();
996 1104
997 if (curr_screen >= 0) /* this is not the first time through */ 1105#ifdef XPM_BACKGROUND
998 { 1106 if (pixmap)
999 scr_change_screen (curr_screen); 1107 scr_touch (false);
1000 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1108#endif
1001 }
1002 }
1003
1004 old_width = szHint.width;
1005 old_height = szHint.height;
1006 1109
1007#ifdef USE_XIM 1110#ifdef USE_XIM
1008 IMSetStatusPosition (); 1111 IMSetStatusPosition ();
1009#endif 1112#endif
1010} 1113}
1012/* 1115/*
1013 * Set the width/height of the vt window in characters. Units are pixels. 1116 * Set the width/height of the vt window in characters. Units are pixels.
1014 * good for toggling 80/132 columns 1117 * good for toggling 80/132 columns
1015 */ 1118 */
1016void 1119void
1017rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1120rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1018{ 1121{
1019 XWindowAttributes wattr; 1122 XWindowAttributes wattr;
1020 1123
1021 if (width == 0 || height == 0) 1124 if (newwidth == 0 || newheight == 0)
1022 { 1125 {
1023 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1126 XGetWindowAttributes (display->display, display->root, &wattr);
1127
1024 if (width == 0) 1128 if (newwidth == 0)
1025 width = wattr.width - szHint.base_width; 1129 newwidth = wattr.width - szHint.base_width;
1026 if (height == 0) 1130 if (newheight == 0)
1027 height = wattr.height - szHint.base_height; 1131 newheight = wattr.height - szHint.base_height;
1028 }
1029 if (width != TermWin.width || height != TermWin.height)
1030 { 1132 }
1133
1134 if (newwidth != width || newheight != height)
1135 {
1031 width += szHint.base_width; 1136 newwidth += szHint.base_width;
1032 height += szHint.base_height; 1137 newheight += szHint.base_height;
1033 resize_all_windows (width, height, 0); 1138 resize_all_windows (newwidth, newheight, 0);
1034 } 1139 }
1035} 1140}
1036 1141
1037/* -------------------------------------------------------------------- * 1142/* -------------------------------------------------------------------- *
1038 * - X INPUT METHOD ROUTINES - * 1143 * - X INPUT METHOD ROUTINES - *
1039 * -------------------------------------------------------------------- */ 1144 * -------------------------------------------------------------------- */
1040#ifdef USE_XIM 1145#ifdef USE_XIM
1041void
1042rxvt_term::set_size (XRectangle *size)
1043{
1044 size->x = TermWin.int_bwidth;
1045 size->y = TermWin.int_bwidth;
1046 size->width = Width2Pixel(TermWin.ncol);
1047 size->height = Height2Pixel(TermWin.nrow);
1048}
1049 1146
1050void 1147void
1051rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1148rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1052{ 1149{
1053 *fg = PixColors[Color_fg]; 1150 fg = pix_colors[Color_fg];
1054 *bg = PixColors[Color_bg]; 1151 bg = pix_colors[Color_bg];
1152}
1153
1154void
1155rxvt_term::im_set_size (XRectangle &size)
1156{
1157 // the int_bwidth terms make no sense to me
1158 size.x = int_bwidth;
1159 size.y = int_bwidth;
1160 size.width = Width2Pixel (ncol) + int_bwidth;
1161 size.height = Height2Pixel (nrow) + int_bwidth;
1162}
1163
1164void
1165rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1166 XRectangle &status_rect,
1167 const XRectangle &needed_rect)
1168{
1169 preedit_rect.x = needed_rect.width;
1170 preedit_rect.y = 0;
1171 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1172 preedit_rect.height = fheight;
1173
1174 status_rect.x = 0;
1175 status_rect.y = 0;
1176 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1177 status_rect.height = fheight;
1055} 1178}
1056 1179
1057/* Checking whether input method is running. */ 1180/* Checking whether input method is running. */
1058bool 1181bool
1059rxvt_term::IMisRunning () 1182rxvt_term::IMisRunning ()
1060{ 1183{
1061 char *p; 1184 char *p;
1062 Atom atom; 1185 Atom atom;
1063 Window win; 1186 Window win;
1064 char server[IMBUFSIZ]; 1187 char server[IMBUFSIZ];
1065 1188
1066 /* get current locale modifier */ 1189 /* get current locale modifier */
1067 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1190 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1068 { 1191 {
1069 STRCPY(server, "@server="); 1192 strcpy (server, "@server=");
1070 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1193 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1194
1071 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1195 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1072 *p = '\0'; 1196 *p = '\0';
1073 1197
1074 atom = XInternAtom(Xdisplay, server, False); 1198 atom = XInternAtom (display->display, server, False);
1075 win = XGetSelectionOwner(Xdisplay, atom); 1199 win = XGetSelectionOwner (display->display, atom);
1200
1076 if (win != None) 1201 if (win != None)
1077 return True; 1202 return True;
1078 } 1203 }
1204
1079 return False; 1205 return False;
1080} 1206}
1081 1207
1082void 1208void
1083rxvt_term::IMSendSpot () 1209rxvt_term::IMSendSpot ()
1084{ 1210{
1085 XPoint spot; 1211 XPoint nspot;
1086 XVaNestedList preedit_attr; 1212 XVaNestedList preedit_attr;
1087 1213
1088 if (Input_Context == NULL 1214 if (!Input_Context
1215 || !focus
1089 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1216 || !(input_style & XIMPreeditPosition))
1090 || !(event_type == KeyPress
1091 || event_type == Expose
1092 || event_type == NoExpose
1093 || event_type == SelectionNotify
1094 || event_type == ButtonRelease || event_type == FocusIn)
1095 || !IMisRunning ())
1096 return; 1217 return;
1097 1218
1098 set_position (&spot); 1219 im_set_position (nspot);
1099 1220
1221 if (nspot.x == spot.x && nspot.y == spot.y)
1222 return;
1223
1224 spot = nspot;
1225
1100 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1226 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1101 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1227 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1102 XFree(preedit_attr); 1228 XFree (preedit_attr);
1103} 1229}
1104 1230
1105void 1231void
1106rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1232rxvt_term::im_destroy ()
1107 XRectangle * needed_rect)
1108{ 1233{
1109 int mbh, vtx = 0; 1234 if (input_method)
1235 {
1236 if (Input_Context && input_method->xim)
1237 XDestroyIC (Input_Context);
1110 1238
1111 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1239 display->put_xim (input_method);
1112 vtx = scrollbar_TotalWidth(); 1240 input_method = 0;
1241 }
1113 1242
1114 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1115 mbh -= TermWin.lineSpace;
1116
1117 preedit_rect->x = needed_rect->width + vtx;
1118 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1119
1120 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1121 preedit_rect->height = Height2Pixel(1);
1122
1123 status_rect->x = vtx;
1124 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1125
1126 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1127 status_rect->height = Height2Pixel(1);
1128}
1129
1130/* ARGSUSED */
1131/* EXTPROTO */
1132void
1133rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1134 __attribute__ ((unused)), XPointer call_data
1135 __attribute__ ((unused)))
1136{
1137 GET_R->Input_Context = NULL; 1243 Input_Context = 0;
1138 /* To avoid Segmentation Fault in C locale: Solaris only? */
1139 if (STRCMP (GET_R->locale, "C"))
1140 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1141 rxvt_IMInstantiateCallback, NULL);
1142} 1244}
1245
1246#ifdef ENABLE_XIM_ONTHESPOT
1247
1248static void
1249xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1250{
1251 ((rxvt_term *)client_data)->make_current ();
1252 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1253}
1254
1255static void
1256xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1257{
1258 ((rxvt_term *)client_data)->make_current ();
1259 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1260}
1261
1262static void
1263xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1264{
1265 rxvt_term *term = (rxvt_term *)client_data;
1266 XIMText *text = call_data->text;
1267
1268 term->make_current ();
1269
1270 if (text)
1271 {
1272 void *str;
1273
1274 if (!text->encoding_is_wchar && text->string.multi_byte)
1275 {
1276 // of course, X makes it ugly again
1277 if (term->rs[Rs_imLocale])
1278 SET_LOCALE (term->rs[Rs_imLocale]);
1279
1280 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1281 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1282
1283 if (term->rs[Rs_imLocale])
1284 SET_LOCALE (term->locale);
1285 }
1286 else
1287 str = (void *)text->string.wide_char;
1288
1289 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1290 DT_INT, call_data->caret,
1291 DT_INT, call_data->chg_first,
1292 DT_INT, call_data->chg_length,
1293 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1294 DT_WCS_LEN, str, str ? (int)text->length : 0,
1295 DT_END));
1296 }
1297 else
1298 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1299 DT_INT, call_data->caret,
1300 DT_INT, call_data->chg_first,
1301 DT_INT, call_data->chg_length,
1302 DT_END));
1303}
1304
1305#if 0
1306static void
1307xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1308{
1309 ((rxvt_term *)client_data)->make_current ();
1310 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1311 DT_INT, call_data->position,
1312 DT_INT, call_data->direction,
1313 DT_INT, call_data->style,
1314 DT_END));
1315}
1316#endif
1317
1318#endif
1143 1319
1144/* 1320/*
1145 * Try to open a XIM with the current modifiers, then see if we can 1321 * Try to open a XIM with the current modifiers, then see if we can
1146 * open a suitable preedit type 1322 * open a suitable preedit type
1147 */ 1323 */
1148bool 1324bool
1149rxvt_term::IM_get_IC () 1325rxvt_term::IM_get_IC (const char *modifiers)
1150{ 1326{
1151 int i, j, found; 1327 int i, j, found;
1152 XIM xim; 1328 XIM xim;
1153 XPoint spot; 1329 XPoint spot;
1154 XRectangle rect, status_rect, needed_rect; 1330 XRectangle rect, status_rect, needed_rect;
1155 unsigned long fg, bg; 1331 unsigned long fg, bg;
1156 const char *p; 1332 const char *p;
1157 char **s; 1333 char **s;
1158 XIMStyles *xim_styles; 1334 XIMStyles *xim_styles;
1159 XVaNestedList preedit_attr, status_attr; 1335#ifdef ENABLE_XIM_ONTHESPOT
1160 XIMCallback ximcallback; 1336 XIMCallback xcb[4];
1337#endif
1161 1338
1162 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1339 set_environ (envv);
1163 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1340
1164 if (xim == NULL) 1341 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1165 return False; 1342 return false;
1343
1344 input_method = display->get_xim (locale, modifiers);
1345 if (input_method == NULL)
1346 return false;
1347
1348 xim = input_method->xim;
1349 spot.x = spot.y = -1;
1166 1350
1167 xim_styles = NULL; 1351 xim_styles = NULL;
1168 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1352 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1169 || !xim_styles || !xim_styles->count_styles) 1353 || !xim_styles || !xim_styles->count_styles)
1170 { 1354 {
1171 XCloseIM(xim); 1355 im_destroy ();
1172 return False; 1356 return false;
1357 }
1358
1359 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1360
1361 for (int pi = 0; pi < 2; pi++)
1173 } 1362 {
1363 p = pet[pi];
1174 1364
1175 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1365 if (!p)
1176 : "OverTheSpot,OffTheSpot,Root"; 1366 continue;
1367
1177 s = rxvt_splitcommastring(p); 1368 s = rxvt_splitcommastring (p);
1369
1178 for (i = found = 0; !found && s[i]; i++) 1370 for (i = found = 0; !found && s[i]; i++)
1179 { 1371 {
1180 if (!STRCMP(s[i], "OverTheSpot")) 1372 if (!strcmp (s[i], "OverTheSpot"))
1181 input_style = (XIMPreeditPosition | XIMStatusNothing); 1373 input_style = XIMPreeditPosition | XIMStatusNothing;
1182 else if (!STRCMP(s[i], "OffTheSpot")) 1374 else if (!strcmp (s[i], "OffTheSpot"))
1183 input_style = (XIMPreeditArea | XIMStatusArea); 1375 input_style = XIMPreeditArea | XIMStatusArea;
1184 else if (!STRCMP(s[i], "Root")) 1376 else if (!strcmp (s[i], "Root"))
1185 input_style = (XIMPreeditNothing | XIMStatusNothing); 1377 input_style = XIMPreeditNothing | XIMStatusNothing;
1378 else if (!strcmp (s[i], "None"))
1379 input_style = XIMPreeditNone | XIMStatusNone;
1380#ifdef ENABLE_XIM_ONTHESPOT
1381 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1382 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1383#endif
1384 else
1385 input_style = XIMPreeditNothing | XIMStatusNothing;
1186 1386
1187 for (j = 0; j < xim_styles->count_styles; j++) 1387 for (j = 0; j < xim_styles->count_styles; j++)
1188 if (input_style == xim_styles->supported_styles[j]) 1388 if (input_style == xim_styles->supported_styles[j])
1189 { 1389 {
1390 rxvt_freecommastring (s);
1391
1190 found = 1; 1392 found = 1;
1191 break; 1393 goto foundpet;
1394 }
1395
1192 } 1396 }
1397
1398 rxvt_freecommastring (s);
1193 } 1399 }
1194 for (i = 0; s[i]; i++) 1400
1195 free(s[i]); 1401foundpet:
1196 free(s); 1402
1197 XFree(xim_styles); 1403 XFree (xim_styles);
1198 1404
1199 if (!found) 1405 if (!found)
1200 { 1406 {
1201 XCloseIM(xim); 1407 im_destroy ();
1202 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))
1203 } 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];
1204 1421
1205 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);
1206 1432
1207 /* 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,
1208 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1434 &missing_charset_list, &missing_charset_count, &def_string);
1209 1435
1210 preedit_attr = status_attr = NULL; 1436 if (missing_charset_list)
1437 XFreeStringList (missing_charset_list);
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 }
1211 1445
1212 if (input_style & XIMPreeditPosition) 1446 if (input_style & XIMPreeditPosition)
1213 { 1447 {
1214 set_size (&rect); 1448 im_set_size (rect);
1215 set_position (&spot); 1449 im_set_position (spot);
1216 set_color (&fg, &bg); 1450 im_set_color (fg, bg);
1217 1451
1218 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1452 preedit_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &rect,
1219 XNSpotLocation, &spot, 1456 XNSpotLocation, &spot,
1220 XNForeground, fg, XNBackground, bg,
1221 //XNFontSet, TermWin.fontset, 1457 XNFontSet, fs,
1222 NULL); 1458 NULL);
1223 } 1459 }
1224 else if (input_style & XIMPreeditArea) 1460 else if (input_style & XIMPreeditArea)
1225 { 1461 {
1226 set_color (&fg, &bg); 1462 im_set_color (fg, bg);
1227 1463
1228 /* 1464 /*
1229 * The necessary width of preedit area is unknown 1465 * The necessary width of preedit area is unknown
1230 * until create input context. 1466 * until create input context.
1231 */ 1467 */
1232 needed_rect.width = 0; 1468 needed_rect.width = 0;
1233
1234 set_preedit_area(&rect, &status_rect, &needed_rect); 1469 im_set_preedit_area (rect, status_rect, needed_rect);
1235 1470
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1471 preedit_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1237 XNForeground, fg, XNBackground, bg, 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,
1238 //XNFontSet, TermWin.fontset, 1481 XNFontSet, fs,
1239 NULL); 1482 NULL);
1240 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1483 }
1241 XNForeground, fg, XNBackground, bg, 1484 else if (input_style & XIMPreeditCallbacks)
1242 //XNFontSet, TermWin.fontset, 1485 {
1486 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1487 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1488 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1489#if 0
1490 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1491#endif
1492
1493 preedit_attr = XVaCreateNestedList (0,
1494 XNPreeditStartCallback, &xcb[0],
1495 XNPreeditDoneCallback , &xcb[1],
1496 XNPreeditDrawCallback , &xcb[2],
1497#if 0
1498 XNPreeditCaretCallback, &xcb[3],
1499#endif
1243 NULL); 1500 NULL);
1244 } 1501 }
1245 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1502
1503 Input_Context = XCreateIC (xim,
1504 XNInputStyle, input_style,
1246 XNClientWindow, TermWin.parent[0], 1505 XNClientWindow, vt,
1247 XNFocusWindow, TermWin.parent[0], 1506 XNFocusWindow, parent[0],
1248 XNDestroyCallback, &ximcallback,
1249 preedit_attr ? XNPreeditAttributes : NULL, 1507 preedit_attr ? XNPreeditAttributes : NULL,
1250 preedit_attr, 1508 preedit_attr,
1251 status_attr ? XNStatusAttributes : NULL, 1509 status_attr ? XNStatusAttributes : NULL,
1252 status_attr, NULL); 1510 status_attr, NULL);
1253 if (preedit_attr) 1511
1254 XFree(preedit_attr); 1512 if (preedit_attr) XFree (preedit_attr);
1255 if (status_attr) 1513 if (status_attr) XFree (status_attr);
1256 XFree(status_attr); 1514 if (fs) XFreeFontSet (display->display, fs);
1515
1257 if (Input_Context == NULL) 1516 if (Input_Context == NULL)
1258 { 1517 {
1259 rxvt_print_error("failed to create input context"); 1518 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1260 XCloseIM(xim); 1519 im_destroy ();
1261 return False; 1520 return false;
1262 } 1521 }
1522
1523#if 0
1524 // unfortunately, only the focus window is used by XIM, hard to fix
1525 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1526 vt_select_input ();
1527#endif
1528
1263 if (input_style & XIMPreeditArea) 1529 if (input_style & XIMPreeditArea)
1264 IMSetStatusPosition (); 1530 IMSetStatusPosition ();
1265 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1531
1266 return True; 1532 return true;
1267} 1533}
1268 1534
1269/*
1270 * X manual pages and include files don't match on some systems:
1271 * some think this is an XIDProc and others an XIMProc so we can't
1272 * use the first argument - need to update this to be nice for
1273 * both types via some sort of configure detection
1274 */
1275/* ARGSUSED */
1276/* EXTPROTO */
1277void 1535void
1278rxvt_IMInstantiateCallback(Display * unused 1536rxvt_term::im_cb ()
1279 __attribute__ ((unused)), XPointer client_data
1280 __attribute__ ((unused)), XPointer call_data
1281 __attribute__ ((unused)))
1282{ 1537{
1283 int i, found, had_im; 1538 int i;
1284 const char *p; 1539 const char *p;
1285 char **s; 1540 char **s;
1286 char buf[IMBUFSIZ]; 1541 char buf[IMBUFSIZ];
1287 1542
1288 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1543 make_current ();
1544
1545 im_destroy ();
1546
1289 if (GET_R->Input_Context) 1547 if (Input_Context)
1290 return; 1548 return;
1291 1549
1292#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1550#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1293 if (GET_R->rs[Rs_imLocale]) 1551 if (rs[Rs_imLocale])
1294 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1552 SET_LOCALE (rs[Rs_imLocale]);
1295#endif 1553#endif
1296 1554
1297 p = GET_R->rs[Rs_inputMethod]; 1555 p = rs[Rs_inputMethod];
1298 if (p && *p) 1556 if (p && *p)
1299 { 1557 {
1300 bool found = false; 1558 bool found = false;
1301 1559
1302 s = rxvt_splitcommastring (p); 1560 s = rxvt_splitcommastring (p);
1561
1303 for (i = 0; s[i]; i++) 1562 for (i = 0; s[i]; i++)
1304 { 1563 {
1305 if (*s[i]) 1564 if (*s[i])
1306 { 1565 {
1307 STRCPY (buf, "@im="); 1566 strcpy (buf, "@im=");
1308 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1567 strncat (buf, s[i], IMBUFSIZ - 5);
1309 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1568 if (IM_get_IC (buf))
1310 { 1569 {
1311 found = true; 1570 found = true;
1312 break; 1571 break;
1313 } 1572 }
1314 } 1573 }
1315 } 1574 }
1316 for (i = 0; s[i]; i++) 1575
1317 free(s[i]); 1576 rxvt_freecommastring (s);
1318 free(s);
1319 1577
1320 if (found) 1578 if (found)
1321 goto done; 1579 goto done;
1322 } 1580 }
1323 1581
1324 /* try with XMODIFIERS env. var. */ 1582 /* try with XMODIFIERS env. var. */
1325 if ((p = XSetLocaleModifiers ("")) && *p 1583 if (IM_get_IC (""))
1326 && GET_R->IM_get_IC ())
1327 goto done; 1584 goto done;
1328 1585
1329 /* try with no modifiers base IF the user didn't specify an IM */ 1586 /* try with no modifiers base IF the user didn't specify an IM */
1330 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1587 if (IM_get_IC ("@im=none"))
1331 && GET_R->IM_get_IC () == True)
1332 goto done; 1588 goto done;
1333 1589
1334done: 1590done:
1335#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1591#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1336 if (GET_R->rs[Rs_imLocale]) 1592 if (rs[Rs_imLocale])
1337 setlocale (LC_CTYPE, GET_R->locale); 1593 SET_LOCALE (locale);
1338#endif 1594#endif
1339} 1595}
1340 1596
1341void 1597void
1342rxvt_term::IMSetStatusPosition () 1598rxvt_term::IMSetStatusPosition ()
1343{ 1599{
1344 XRectangle preedit_rect, status_rect, *needed_rect; 1600 XRectangle preedit_rect, status_rect, *needed_rect;
1345 XVaNestedList preedit_attr, status_attr; 1601 XVaNestedList preedit_attr, status_attr;
1346 1602
1347 if (Input_Context == NULL 1603 if (!Input_Context
1604 || !focus
1348 || !TermWin.focus || !(input_style & XIMPreeditArea) 1605 || !(input_style & XIMPreeditArea)
1349 || !IMisRunning ()) 1606 || !IMisRunning ())
1350 return; 1607 return;
1351 1608
1352 /* Getting the necessary width of preedit area */ 1609 /* Getting the necessary width of preedit area */
1353 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1610 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1354 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1611 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1355 XFree(status_attr); 1612 XFree (status_attr);
1356 1613
1357 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1614 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1615 XFree (needed_rect);
1358 1616
1359 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1617 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1360 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1618 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1361 1619
1362 XSetICValues(Input_Context, 1620 XSetICValues (Input_Context,
1363 XNPreeditAttributes, preedit_attr, 1621 XNPreeditAttributes, preedit_attr,
1364 XNStatusAttributes, status_attr, NULL); 1622 XNStatusAttributes, status_attr, NULL);
1365 1623
1366 XFree(preedit_attr); 1624 XFree (preedit_attr);
1367 XFree(status_attr); 1625 XFree (status_attr);
1368} 1626}
1369#endif /* USE_XIM */ 1627#endif /* USE_XIM */
1370 1628
1371/*----------------------------------------------------------------------*/
1372rxvt_t rxvt_current_term;
1373
1374/*----------------------- end-of-file (C source) -----------------------*/ 1629/*----------------------- end-of-file (C source) -----------------------*/

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