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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.237 by root, Tue Jun 26 00:40:18 2007 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
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 int size = strlen (locale) + 1;
54 { 62
55 STRNCPY (curlocale, locale, 128); 63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
57 } 71 return true;
58} 72}
59 73
60void * 74void
61rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
62{ 76{
63 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
64 80
65 MEMSET (p, 0, s); 81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
66 return p; 146 return len;
67}
68 147
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 148}
149#endif
74 150
75rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
76 : 152 :
153#if ENABLE_TRANSPARENCY || ENABLE_PERL
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if ENABLE_TRANSPARENCY
157 check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
158#endif
159#ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
161#endif
162#ifdef CURSOR_BLINK
163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
164#endif
165#ifdef TEXT_BLINK
166 text_blink_ev (this, &rxvt_term::text_blink_cb),
167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
177#ifdef POINTER_BLANK
178 pointer_ev (this, &rxvt_term::pointer_cb),
179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
78 termwin_ev (this, &rxvt_term::x_cb), 186 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 187 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 188 child_ev (this, &rxvt_term::child_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif
92#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb),
94#endif
95 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb), 193 incr_ev (this, &rxvt_term::incr_cb)
194{
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
213}
214
215rxvt_term::~rxvt_term ()
216{
217 termlist.erase (find (termlist.begin (), termlist.end(), this));
218
219 emergency_cleanup ();
220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
226 delete fontset[0];
227
228 if (display)
229 {
230 selection_clear ();
231
99#ifdef USE_XIM 232#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 233 im_destroy ();
101#endif 234#endif
102{ 235#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104} 237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
105 260
106rxvt_term::~rxvt_term () 261 delete drawable;
107{ 262 // destroy all windows
108 if (cmd_fd >= 0) 263 if (parent[0])
109 close (cmd_fd); 264 XDestroyWindow (dpy, parent[0]);
265
266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
274
275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
282
283 displays.put (display);
110 284
111 scr_release (); 285 scr_release ();
112 286
287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
293 free (env_display);
294 free (env_term);
113 free (locale); 295 free (locale);
114 free (codeset); 296 free (v_buffer);
297 free (incr_buf);
115 298
116#ifndef NO_SETOWNER_TTYDEV 299 delete envv;
117 privileged_ttydev (RESTORE); 300 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 301
123 // TODO: free pixcolours, colours should become part of rxvt_display 302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
124 306
125 delete PixColors; 307// child has exited, usually destroys
308void
309rxvt_term::child_cb (child_watcher &w, int status)
310{
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126 312
127 displays.put (display); 313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
128} 317}
129 318
130void 319void
131rxvt_term::destroy () 320rxvt_term::destroy ()
132{ 321{
322 if (destroy_ev.active)
323 return;
324
325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
326
327#if ENABLE_OVERLAY
328 scr_overlay_off ();
329#endif
330
133 if (display) 331 if (display)
134 { 332 {
135 if (TermWin.parent[0]) 333#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 334 im_ev.stop (display);
137 335#endif
336#if HAVE_SCROLLBARS
337 scrollbar_ev.stop (display);
338#endif
339#if ENABLE_TRANSPARENCY || ENABLE_PERL
340 rootwin_ev.stop (display);
341#endif
342 incr_ev.stop ();
138 termwin_ev.stop (display); 343 termwin_ev.stop (display);
139 vt_ev.stop (display); 344 vt_ev.stop (display);
140
141#ifdef USE_XIM
142 im_destroy ();
143 im_ev.stop (display);
144#endif
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 345 }
152 346
153 check_ev.stop (); 347 check_ev.stop ();
154 pty_ev.stop (); 348 pty_ev.stop ();
155#ifdef CURSOR_BLINK 349#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 350 cursor_blink_ev.stop ();
157#endif 351#endif
158#ifdef TEXT_BLINK 352#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 353 text_blink_ev.stop ();
160#endif 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
161#ifdef POINTER_BLANK 361#ifdef POINTER_BLANK
162 pointer_ev.stop (); 362 pointer_ev.stop ();
163#endif 363#endif
164 364
165 destroy_ev.start (0); 365 destroy_ev.start (0);
166} 366}
167 367
168void 368void
169rxvt_term::destroy_cb (time_watcher &w) 369rxvt_term::destroy_cb (time_watcher &w)
170{ 370{
171 SET_R (this); 371 make_current ();
172 372
173 delete this; 373 delete this;
174}
175
176/*----------------------------------------------------------------------*/
177/* rxvt_init() */
178/* LIBPROTO */
179rxvt_t
180rxvt_init (int argc, const char *const *argv)
181{
182 SET_R (new rxvt_term);
183
184 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185 {
186 delete GET_R;
187 SET_R (0);
188 }
189
190 return GET_R;
191}
192
193static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195void
196rxvt_init_signals ()
197{
198 /* install exit handler for cleanup */
199#if 0
200#ifdef HAVE_ATEXIT
201 atexit(rxvt_clean_exit);
202#else
203#endif
204#endif
205
206 struct sigaction sa;
207
208 sigfillset (&sa.sa_mask);
209 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
218 /* signal (SIGURG, SIG_DFL); */
219
220 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222}
223
224bool
225rxvt_term::init (int argc, const char *const *argv)
226{
227 /*
228 * Save and then give up any super-user privileges
229 * If we need privileges in any area then we must specifically request it.
230 * We should only need to be root in these cases:
231 * 1. write utmp entries on some systems
232 * 2. chown tty on some systems
233 */
234 privileges (SAVE);
235 privileges (IGNORE);
236
237 init_secondary ();
238
239 const char **cmd_argv = init_resources (argc, argv);
240
241 set_locale ("");
242
243#if (MENUBAR_MAX)
244 menubar_read (rs[Rs_menu]);
245#endif
246#ifdef HAVE_SCROLLBARS
247 if (Options & Opt_scrollBar)
248 scrollBar.setIdle (); /* set existence for size calculations */
249#endif
250
251 create_windows (argc, argv);
252
253 init_xlocale ();
254
255 scr_reset (); /* initialize screen */
256#ifdef RXVT_GRAPHICS
257 Gr_reset (); /* reset graphics */
258#endif
259
260#if 0
261#ifdef DEBUG_X
262 XSynchronize(display->display, True);
263#endif
264#endif
265
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 resize_scrollbar (); /* create and map scrollbar */
269#endif
270#if (MENUBAR_MAX)
271 if (menubar_visible(r))
272 XMapWindow (display->display, menuBar.win);
273#endif
274#ifdef TRANSPARENT
275 if (Options & Opt_transparent)
276 {
277 XSelectInput (display->display, display->root, PropertyChangeMask);
278 check_our_parents ();
279 }
280#endif
281
282 rootwin_ev.start (display, display->root);
283
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal (sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error ("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill (getpid (), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0;
347} 374}
348 375
349/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
350/* 377/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
353 */ 380 */
354/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
382
383static void
384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if !ENABLE_MINIMAL
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
437#endif
438
439int
440rxvt_xerror_handler (Display *display, XErrorEvent *event)
441{
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
444 else
445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
452#endif
453 }
454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (option (Opt_scrollBar))
490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef ENABLE_TRANSPARENCY
510 if (option (Opt_transparent))
511 {
512 XSelectInput (dpy, display->root, PropertyChangeMask);
513 check_our_parents ();
514 rootwin_ev.start (display, display->root);
515 }
516#endif
517#if ENABLE_PERL
518 rootwin_ev.start (display, display->root);
519#endif
520
521 set_colorfgbg ();
522
523 init_command (cmd_argv);
524
525 free (cmd_argv);
526
527 if (pty->pty >= 0)
528 pty_ev.start (pty->pty, EVENT_READ);
529
530 check_ev.start ();
531
532 HOOK_INVOKE ((this, HOOK_START, DT_END));
533
534#if ENABLE_XEMBED
535 if (rs[Rs_embed])
536 {
537 long info[2] = { 0, XEMBED_MAPPED };
538
539 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
540 32, PropModeReplace, (unsigned char *)&info, 2);
541 }
542#endif
543
544 XMapWindow (dpy, vt);
545 XMapWindow (dpy, parent[0]);
546
547 return true;
548}
549
550static struct sig_handlers
551{
552 sig_watcher sw_term, sw_int;
553
554 /*
555 * Catch a fatal signal and tidy up before quitting
556 */
355void 557 void
356rxvt_clean_exit () 558 sig_term (sig_watcher &w)
559 {
560 rxvt_emergency_cleanup ();
561 signal (w.signum, SIG_DFL);
562 kill (getpid (), w.signum);
563 }
564
565 sig_handlers ()
566 : sw_term (this, &sig_handlers::sig_term),
567 sw_int (this, &sig_handlers::sig_term)
568 {
569 }
570} sig_handlers;
571
572char **rxvt_environ; // startup environment
573
574void
575rxvt_init ()
357{ 576{
358 // TODO: rxvtd should clean up all ressources 577 ptytty::init ();
359 if (GET_R) 578
360 GET_R->destroy (); 579 rxvt_environ = environ;
580
581 signal (SIGHUP, SIG_IGN);
582 signal (SIGPIPE, SIG_IGN);
583
584 sig_handlers.sw_term.start (SIGTERM);
585 sig_handlers.sw_int.start (SIGINT);
586
587 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
588 /* signal (SIGURG, SIG_DFL); */
589
590 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
591 // TODO: handle this with exceptions and tolerate the memory loss
592 XSetIOErrorHandler (rxvt_xioerror_handler);
593
594 XrmInitialize ();
361} 595}
362 596
363/* ------------------------------------------------------------------------- * 597/* ------------------------------------------------------------------------- *
364 * MEMORY ALLOCATION WRAPPERS * 598 * MEMORY ALLOCATION WRAPPERS *
365 * ------------------------------------------------------------------------- */ 599 * ------------------------------------------------------------------------- */
366/* EXTPROTO */ 600void *
367void *
368rxvt_malloc(size_t size) 601rxvt_malloc (size_t size)
369{ 602{
370 void *p;
371
372 p = malloc(size); 603 void *p = malloc (size);
604
373 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
374 return p; 608 return p;
375
376 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377 rxvt_clean_exit();
378 exit(EXIT_FAILURE);
379 /* NOTREACHED */
380} 609}
381 610
382/* EXTPROTO */ 611void *
383void *
384rxvt_calloc(size_t number, size_t size) 612rxvt_calloc (size_t number, size_t size)
385{ 613{
386 void *p;
387
388 p = calloc(number, size); 614 void *p = calloc (number, size);
615
389 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
390 return p; 619 return p;
391
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
393 rxvt_clean_exit();
394 exit(EXIT_FAILURE);
395 /* NOTREACHED */
396} 620}
397 621
398/* EXTPROTO */ 622void *
399void *
400rxvt_realloc(void *ptr, size_t size) 623rxvt_realloc (void *ptr, size_t size)
401{ 624{
402 void *p;
403
404 if (ptr)
405 p = realloc(ptr, size); 625 void *p = realloc (ptr, size);
406 else 626
407 p = malloc(size);
408 if (p) 627 if (!p)
628 rxvt_fatal ("memory allocation failure. aborting.\n");
629
409 return p; 630 return p;
410
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
412 rxvt_clean_exit();
413 exit(EXIT_FAILURE);
414 /* NOTREACHED */
415} 631}
416
417/* ------------------------------------------------------------------------- *
418 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */
421void
422rxvt_term::privileges (int mode)
423{
424#if ! defined(__CYGWIN32__)
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
426 /* setreuid() is the poor man's setuid(), seteuid() */
427# define seteuid(a) setreuid(-1, (a))
428# define setegid(a) setregid(-1, (a))
429# define HAVE_SETEUID
430# endif
431# ifdef HAVE_SETEUID
432 switch (mode)
433 {
434 case IGNORE:
435 /*
436 * change effective uid/gid - not real uid/gid - so we can switch
437 * back to root later, as required
438 */
439 seteuid(getuid());
440 setegid(getgid());
441 break;
442 case SAVE:
443 euid = geteuid();
444 egid = getegid();
445 break;
446 case RESTORE:
447 seteuid(euid);
448 setegid(egid);
449 break;
450 }
451# else
452 switch (mode)
453 {
454 case IGNORE:
455 setuid(getuid());
456 setgid(getgid());
457 /* FALLTHROUGH */
458 case SAVE:
459 /* FALLTHROUGH */
460 case RESTORE:
461 break;
462 }
463# endif
464#endif
465}
466
467#ifdef UTMP_SUPPORT
468void
469rxvt_term::privileged_utmp (char action)
470{
471 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472 action, next_utmp_action, getpid()));
473 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474 || (Options & Opt_utmpInhibit)
475 || ttydev == NULL || *ttydev == '\0')
476 return;
477
478 privileges (RESTORE);
479 if (action == SAVE)
480 {
481 next_utmp_action = RESTORE;
482 makeutent (ttydev, rs[Rs_display_name]);
483 }
484 else
485 { /* action == RESTORE */
486 next_utmp_action = IGNORE;
487 cleanutent ();
488 }
489 privileges (IGNORE);
490}
491#endif
492
493#ifndef NO_SETOWNER_TTYDEV
494void
495rxvt_term::privileged_ttydev (char action)
496{
497 D_MAIN((stderr,
498 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
499 action, next_tty_action, getpid()));
500 if (next_tty_action != action || (action != SAVE && action != RESTORE)
501 || ttydev == NULL || *ttydev == '\0')
502 return;
503
504 privileges (RESTORE);
505
506 if (action == SAVE)
507 {
508 next_tty_action = RESTORE;
509# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512 next_tty_action = IGNORE;
513 else
514# endif
515
516 {
517 chown(ttydev, getuid(), ttygid); /* fail silently */
518 chmod(ttydev, ttymode);
519# ifdef HAVE_REVOKE
520 revoke(ttydev);
521# endif
522
523 }
524 }
525 else
526 { /* action == RESTORE */
527 next_tty_action = IGNORE;
528# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529 chmod(ttydev, ttyfd_stat.st_mode);
530 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531# else
532 chmod(ttydev,
533 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534 chown(ttydev, 0, 0);
535# endif
536
537 }
538
539 privileges (IGNORE);
540
541# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543 action == RESTORE ? "Restoring" : (action ==
544 SAVE ? "Saving" :
545 "UNKNOWN ERROR for"), ttydev,
546 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547 ttyfd_stat.st_gid));
548# endif
549}
550#endif
551 632
552/*----------------------------------------------------------------------*/ 633/*----------------------------------------------------------------------*/
553/* 634/*
554 * window size/position calculcations for XSizeHint and other storage. 635 * window size/position calculations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 636 * if width/height are non-zero then override calculated width/height
556 */ 637 */
557void 638void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 639rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 640{
560 short recalc_x, recalc_y; 641 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 642 int x, y, sb_w, flags;
562 unsigned int w, h; 643 unsigned int w, h;
563 unsigned int max_width, max_height; 644 unsigned int max_width, max_height;
564 645
565 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566 TermWin.ncol, TermWin.nrow, szHint.width,
567 szHint.height));
568 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 647 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 649
572 recalc_x = recalc_y = 0; 650 recalc_x = recalc_y = 0;
573 flags = 0; 651 flags = 0;
652
574 if (!parsed_geometry) 653 if (!parsed_geometry)
575 { 654 {
576 parsed_geometry = 1; 655 parsed_geometry = 1;
656
577 if (rs[Rs_geometry]) 657 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 658 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
659
579 if (flags & WidthValue) 660 if (flags & WidthValue)
580 { 661 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 662 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 663 szHint.flags |= USSize;
583 } 664 }
665
584 if (flags & HeightValue) 666 if (flags & HeightValue)
585 { 667 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 668 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 669 szHint.flags |= USSize;
588 } 670 }
671
589 if (flags & XValue) 672 if (flags & XValue)
590 { 673 {
591 szHint.x = x; 674 szHint.x = x;
592 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
593 if (flags & XNegative) 677 if (flags & XNegative)
594 { 678 {
595 recalc_x = 1; 679 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 680 szHint.win_gravity = NorthEastGravity;
597 } 681 }
598 } 682 }
683
599 if (flags & YValue) 684 if (flags & YValue)
600 { 685 {
601 szHint.y = y; 686 szHint.y = y;
602 szHint.flags |= USPosition; 687 szHint.flags |= USPosition;
688
603 if (flags & YNegative) 689 if (flags & YNegative)
604 { 690 {
605 recalc_y = 1; 691 recalc_y = 1;
692
606 if (szHint.win_gravity == NorthEastGravity) 693 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 694 szHint.win_gravity = SouthEastGravity;
608 else 695 else
609 szHint.win_gravity = SouthWestGravity; 696 szHint.win_gravity = SouthWestGravity;
610 } 697 }
611 } 698 }
612 } 699 }
700
613 /* TODO: BOUNDS */ 701 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 702 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 703 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 704 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 705 max_height = MAX_ROWS * fheight;
618 706
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 707 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 708
621 sb_w = mb_h = 0; 709 sb_w = 0;
622 window_vt_x = window_vt_y = 0; 710 window_vt_x = window_vt_y = int_bwidth;
623 if (scrollbar_visible ()) 711
712 if (scrollBar.state)
624 { 713 {
625 sb_w = scrollbar_TotalWidth(); 714 sb_w = scrollbar_TotalWidth ();
626 szHint.base_width += sb_w; 715 szHint.base_width += sb_w;
716
627 if (!(Options & Opt_scrollBar_right)) 717 if (!option (Opt_scrollBar_right))
628 window_vt_x = sb_w; 718 window_vt_x += sb_w;
629 }
630 if (menubar_visible ())
631 { 719 }
632 mb_h = menuBar_TotalHeight(); 720
633 szHint.base_height += mb_h;
634 window_vt_y = mb_h;
635 }
636 szHint.width_inc = TermWin.fwidth; 721 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 722 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 723 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 724 szHint.min_height = szHint.base_height + szHint.height_inc;
640 725
641 if (width && width - szHint.base_width < max_width) 726 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 727 {
643 szHint.width = width; 728 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 729 width = newwidth - szHint.base_width;
645 } 730 }
646 else 731 else
647 { 732 {
648 MIN_IT(TermWin.width, max_width); 733 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 734 szHint.width = szHint.base_width + width;
650 } 735 }
736
651 if (height && height - szHint.base_height < max_height) 737 if (newheight && newheight - szHint.base_height < max_height)
652 { 738 {
653 szHint.height = height; 739 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 740 height = newheight - szHint.base_height;
655 } 741 }
656 else 742 else
657 { 743 {
658 MIN_IT(TermWin.height, max_height); 744 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 745 szHint.height = szHint.base_height + height;
660 } 746 }
747
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 748 if (scrollBar.state && option (Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w; 749 window_sb_x = szHint.width - sb_w;
663 750
664 if (recalc_x) 751 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 752 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth); 753
667 if (recalc_y) 754 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 755 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 756
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 757 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 758 nrow = height / fheight;
673 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674 TermWin.ncol, TermWin.nrow, szHint.width,
675 szHint.height));
676 return;
677} 759}
678 760
679/*----------------------------------------------------------------------*/ 761/*----------------------------------------------------------------------*/
680/* 762/*
681 * Tell the teletype handler what size the window is. 763 * Tell the teletype handler what size the window is.
682 * Called after a window size change. 764 * Called after a window size change.
683 */ 765 */
684void 766void
685rxvt_term::tt_winch () 767rxvt_term::tt_winch ()
686{ 768{
769 if (pty->pty < 0)
770 return;
771
687 struct winsize ws; 772 struct winsize ws;
688 773
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 774 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 775 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 776 ws.ws_xpixel = width;
695#ifndef DEBUG_SIZE 777 ws.ws_ypixel = height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 778 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
697#else 779
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 780#if 0
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 781 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */ 782 if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH); 783 kill (-cmd_pid, SIGWINCH);
703# endif
704#endif 784#endif
705} 785}
706 786
707/*----------------------------------------------------------------------*/ 787/*----------------------------------------------------------------------*/
708/* rxvt_change_font() - Switch to a new font */ 788/* set_fonts () - load and set the various fonts
709/* 789 *
710 * init = 1 - initialize 790 * init = 1 - initialize
711 * 791 *
712 * fontname == FONT_UP - switch to bigger font 792 * fontname == FONT_UP - switch to bigger font
713 * fontname == FONT_DN - switch to smaller font 793 * fontname == FONT_DN - switch to smaller font
714 */ 794 */
715void 795bool
716rxvt_term::change_font (int init, const char *fontname) 796rxvt_term::set_fonts ()
717{} 797{
798 rxvt_fontset *fs = new rxvt_fontset (this);
799 rxvt_fontprop prop;
718 800
719void 801 if (!fs
720rxvt_term::font_up_down (int n, int direction) 802 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
721{} 803 || !fs->realize_font (1))
804 {
805 delete fs;
806 return false;
807 }
808
809#if ENABLE_STYLES
810 for (int i = RS_styleCount; --i; )
811 if (fontset[i] != fontset[0])
812 delete fontset[i];
813#endif
814
815 delete fontset[0];
816 fontset[0] = fs;
817
818 prop = (*fs)[1]->properties ();
819 prop.height += lineSpace;
820
821 fs->set_prop (prop, false);
822
823 fwidth = prop.width;
824 fheight = prop.height;
825 fbase = prop.ascent;
826
827 for (int style = 1; style < 4; style++)
828 {
829#if ENABLE_STYLES
830 const char *res = rs[Rs_font + style];
831
832 if (res && !*res)
833 fontset[style] = fontset[0];
834 else
835 {
836 fontset[style] = fs = new rxvt_fontset (this);
837 rxvt_fontprop prop2 = prop;
838
839 if (res)
840 {
841 fs->populate (res);
842 fs->set_prop (prop2, false);
843 }
844 else
845 {
846 fs->populate (fontset[0]->fontdesc);
847
848 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
849 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
850
851 fs->set_prop (prop2, true);
852 }
853
854 }
855#else
856 fontset[style] = fontset[0];
857#endif
858 }
859
860 if (parent[0])
861 {
862 resize_all_windows (0, 0, 0);
863 scr_remap_chars ();
864 scr_touch (true);
865 }
866
867 return true;
868}
869
870void rxvt_term::set_string_property (Atom prop, const char *str, int len)
871{
872 XChangeProperty (dpy, parent[0],
873 prop, XA_STRING, 8, PropModeReplace,
874 (const unsigned char *)str, len >= 0 ? len : strlen (str));
875}
876
877void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
878{
879 wchar_t *ws = rxvt_mbstowcs (str, len);
880 char *s = rxvt_wcstoutf8 (ws);
881
882 XChangeProperty (dpy, parent[0],
883 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
884 (const unsigned char *)s, strlen (s));
885
886 free (s);
887 free (ws);
888}
722 889
723/*----------------------------------------------------------------------*/ 890/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 891/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 892/* xterm sequences - title, iconName, color (exptl) */
726void 893void
727rxvt_term::set_title (const char *str) 894rxvt_term::set_title (const char *str)
728{ 895{
729#ifndef SMART_WINDOW_TITLE 896 set_string_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 897#if ENABLE_EWMH
731#else 898 set_utf8_property (xa[XA_NET_WM_NAME], str);
732 char *name;
733
734 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735 name = NULL;
736 if (name == NULL || STRCMP(name, str))
737 XStoreName(display->display, TermWin.parent[0], str);
738 if (name)
739 XFree(name);
740#endif 899#endif
741} 900}
742 901
743void 902void
744rxvt_term::set_iconName (const char *str) 903rxvt_term::set_icon_name (const char *str)
745{ 904{
746#ifndef SMART_WINDOW_TITLE 905 set_string_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 906#if ENABLE_EWMH
748#else 907 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749 char *name;
750
751 if (XGetIconName(display->display, TermWin.parent[0], &name))
752 name = NULL;
753 if (name == NULL || STRCMP(name, str))
754 XSetIconName(display->display, TermWin.parent[0], str);
755 if (name)
756 XFree(name);
757#endif 908#endif
758} 909}
759 910
760#ifdef XTERM_COLOR_CHANGE 911#ifdef XTERM_COLOR_CHANGE
761void 912void
762rxvt_term::set_window_color (int idx, const char *color) 913rxvt_term::set_window_color (int idx, const char *color)
763{ 914{
764 rxvt_color xcol; 915 rxvt_color xcol;
765 int i; 916 int i;
766 917
767 if (color == NULL || *color == '\0') 918 if (color == NULL || *color == '\0')
768 return; 919 return;
769 920
921 color = strdup (color);
922 allocated.push_back ((void *)color);
923 rs[Rs_color + idx] = color;
924
770 /* handle color aliases */ 925 /* handle color aliases */
771 if (isdigit(*color)) 926 if (isdigit (*color))
772 { 927 {
773 i = atoi(color); 928 i = atoi (color);
929
774 if (i >= 8 && i <= 15) 930 if (i >= 8 && i <= 15)
775 { /* bright colors */ 931 { /* bright colors */
776 i -= 8; 932 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
779 SET_PIXCOLOR(idx);
780 goto Done; 934 goto done;
781# endif
782
783 } 935 }
936
784 if (i >= 0 && i <= 7) 937 if (i >= 0 && i <= 7)
785 { /* normal colors */ 938 { /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 939 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx);
788 goto Done; 940 goto done;
789 } 941 }
790 } 942 }
791 if (!rXParseAllocColor (& xcol, color)) 943
792 return; 944 set_color (xcol, color);
793 /* XStoreColor (display->display, XCMAP, XColor*); */
794 945
795 /* 946 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 947 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 948 * so just keep gobbling up the colormap
798 */ 949 */
799# if 0
800 for (i = Color_Black; i <= Color_White; i++)
801 if (PixColors[idx] == PixColors[i])
802 break;
803 if (i > Color_White)
804 {
805 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
806 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
807 DisplayPlanes(display->display, display->screen));
808 }
809# endif
810 950
811 PixColors[idx] = xcol; 951 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx);
813 952
814 /* XSetWindowAttributes attr; */ 953 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */ 954 /* Cursor cursor; */
816Done: 955done:
817 if (idx == Color_bg && !(Options & Opt_transparent))
818 XSetWindowBackground(display->display, TermWin.vt,
819 PixColors[Color_bg]);
820
821 /* handle Color_BD, scrollbar background, etc. */ 956 /*TODO: handle Color_BD, scrollbar background, etc. */
822 957
823 set_colorfgbg (); 958 update_fade_color (idx);
824 recolour_cursor (); 959 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 960 scr_recolour ();
826 scr_poweron ();
827} 961}
828 962
829#else 963#else
830# define set_window_color (idx,color) ((void)0) 964# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */ 965#endif /* XTERM_COLOR_CHANGE */
832 966
833void 967void
834rxvt_term::recolour_cursor () 968rxvt_term::recolour_cursor ()
835{ 969{
836#if TODO 970 XColor fg, bg;
837 rxvt_color xcol[2];
838 971
839 xcol[0] = PixColors[Color_pointer]; 972 (ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 973 ? pix_colors_focused[Color_pointer_fg]
841 XQueryColors (display->display, XCMAP, xcol, 2); 974 : pix_colors_focused[Color_fg]).get (fg);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 975
843#endif 976 (ISSET_PIXCOLOR (Color_pointer_bg)
977 ? pix_colors_focused[Color_pointer_bg]
978 : pix_colors_focused[Color_bg]).get (bg);
979
980 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
844} 981}
845 982
846/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
847/* 984/*
848 * find if fg/bg matches any of the normal (low-intensity) colors 985 * find if fg/bg matches any of the normal (low-intensity) colors
849 */ 986 */
850void 987void
851rxvt_term::set_colorfgbg () 988rxvt_term::set_colorfgbg ()
852{ 989{
853 unsigned int i; 990 unsigned int i;
854 const char *xpmb = "\0"; 991 const char *xpmb = "\0";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 992 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856 993
857 env_colorfgbg =
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859 STRCPY(fstr, "default"); 994 strcpy (fstr, "default");
860 STRCPY(bstr, "default"); 995 strcpy (bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 997 if (pix_colors[Color_fg] == pix_colors[i])
863 { 998 {
864 sprintf(fstr, "%d", (i - Color_Black)); 999 sprintf (fstr, "%d", (i - Color_Black));
865 break; 1000 break;
866 } 1001 }
1002
867 for (i = Color_Black; i <= Color_White; i++) 1003 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 1004 if (pix_colors[Color_bg] == pix_colors[i])
869 { 1005 {
870 sprintf(bstr, "%d", (i - Color_Black)); 1006 sprintf (bstr, "%d", (i - Color_Black));
871#ifdef XPM_BACKGROUND 1007#ifdef XPM_BACKGROUND
872 xpmb = "default;"; 1008 xpmb = "default;";
873#endif 1009#endif
874 break; 1010 break;
875 } 1011 }
1012
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1013 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877 putenv(env_colorfgbg);
878
879#ifndef NO_BRIGHTCOLOR
880 colorfgbg = DEFAULT_RSTYLE;
881 for (i = minCOLOR; i <= maxCOLOR; i++)
882 {
883 if (PixColors[Color_fg] == PixColors[i])
884 colorfgbg = SET_FGCOLOR(colorfgbg, i);
885 if (PixColors[Color_bg] == PixColors[i])
886 colorfgbg = SET_BGCOLOR(colorfgbg, i);
887 }
888#endif
889} 1014}
890 1015
891/*----------------------------------------------------------------------*/ 1016/*----------------------------------------------------------------------*/
892/*
893 * Colour determination for low colour displays, routine from
894 * Hans de Goede <hans@highrise.nl>
895 */
896 1017
897int 1018bool
898rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1019rxvt_term::set_color (rxvt_color &color, const char *name)
899{ 1020{
900 if (!screen_in_out->set (display, colour)) 1021 if (color.set (this, name))
901 {
902 rxvt_print_error("can't allocate colour: %s", colour);
903 return false;
904 }
905
906 return true; 1022 return true;
1023
1024 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1025 return false;
1026}
1027
1028void
1029rxvt_term::alias_color (int dst, int src)
1030{
1031 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
907} 1032}
908 1033
909/* -------------------------------------------------------------------- * 1034/* -------------------------------------------------------------------- *
910 * - WINDOW RESIZING - * 1035 * - WINDOW RESIZING - *
911 * -------------------------------------------------------------------- */ 1036 * -------------------------------------------------------------------- */
912void 1037void
913rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1038rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
914{ 1039{
915 int fix_screen; 1040 int fix_screen;
1041 int old_width = szHint.width;
1042 int old_height = szHint.height;
916 1043
917#ifdef SMART_RESIZE
918 int old_width = szHint.width, old_height = szHint.height;
919#endif
920
921 window_calc (width, height); 1044 window_calc (newwidth, newheight);
1045
1046 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
922 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1047 XSetWMNormalHints (dpy, parent[0], &szHint);
1048
923 if (!ignoreparent) 1049 if (!ignoreparent)
924 { 1050 {
925#ifdef SMART_RESIZE 1051#ifdef SMART_RESIZE
926 /* 1052 /*
927 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1053 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
930 int x, y, x1, y1; 1056 int x, y, x1, y1;
931 int dx, dy; 1057 int dx, dy;
932 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1058 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933 Window unused_cr; 1059 Window unused_cr;
934 1060
935 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1061 XTranslateCoordinates (dpy, parent[0], display->root,
936 0, 0, &x, &y, &unused_cr); 1062 0, 0, &x, &y, &unused_cr);
937 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1063 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
938 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1064 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
939 /* 1065 /*
940 * if display->root isn't the parent window, a WM will probably have offset 1066 * if display->root isn't the parent window, a WM will probably have offset
941 * our position for handles and decorations. Counter it 1067 * our position for handles and decorations. Counter it
942 */ 1068 */
944 { 1070 {
945 x -= x1; 1071 x -= x1;
946 y -= y1; 1072 y -= y1;
947 } 1073 }
948 1074
949 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1075 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
950 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1076 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
951 dx = old_width - szHint.width; 1077 dx = old_width - szHint.width;
952 dy = old_height - szHint.height; 1078 dy = old_height - szHint.height;
953 1079
954 /* Check position of the center of the window */ 1080 /* Check position of the center of the window */
955 if (x < x1) /* left half */ 1081 if (x < x1) /* left half */
956 dx = 0; 1082 dx = 0;
959 if (y < y1) /* top half */ 1085 if (y < y1) /* top half */
960 dy = 0; 1086 dy = 0;
961 else if (y == y1) /* exact center */ 1087 else if (y == y1) /* exact center */
962 dy /= 2; 1088 dy /= 2;
963 1089
964 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1090 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
965 szHint.width, szHint.height); 1091 szHint.width, szHint.height);
966#else 1092#else
967 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1093 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
968 szHint.height);
969#endif 1094#endif
970
971 } 1095 }
972 1096
973 fix_screen = (TermWin.ncol != prev_ncol 1097 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
974 || TermWin.nrow != prev_nrow);
975 1098
976 if (fix_screen || width != old_width || height != old_height) 1099 if (fix_screen || newwidth != old_width || newheight != old_height)
977 { 1100 {
978 if (scrollbar_visible ()) 1101 if (scrollBar.state)
979 { 1102 {
980 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1103 XMoveResizeWindow (dpy, scrollBar.win,
1104 window_sb_x, 0,
981 0, scrollbar_TotalWidth (), szHint.height); 1105 scrollbar_TotalWidth (), szHint.height);
982 resize_scrollbar (); 1106 resize_scrollbar ();
983 } 1107 }
984 1108
985 if (menubar_visible ()) 1109 XMoveResizeWindow (dpy, vt,
986 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1110 window_vt_x, window_vt_y,
987 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
988
989 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
990 window_vt_y, TermWin_TotalWidth (),
991 TermWin_TotalHeight ()); 1111 width, height);
992#ifdef RXVT_GRAPHICS 1112
993 if (old_height)
994 Gr_Resize (old_width - szHint.base_width,
995 old_height - szHint.base_height);
996#endif
997 scr_clear (); 1113 scr_clear ();
998#ifdef XPM_BACKGROUND 1114#ifdef XPM_BACKGROUND
999 resize_pixmap (); 1115 resize_pixmap ();
1000#endif 1116#endif
1001
1002 } 1117 }
1003 1118
1004 if (fix_screen || old_height == 0) 1119 if (fix_screen || old_height == 0)
1005 {
1006 int curr_screen = -1;
1007 int old_ncol = prev_ncol;
1008
1009 /* scr_reset only works on the primary screen */
1010 if (old_height) /* this is not the first time through */
1011 {
1012 unsigned int ncol = TermWin.ncol;
1013 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014 curr_screen = scr_change_screen (PRIMARY);
1015 TermWin.ncol = ncol;
1016 }
1017
1018 scr_reset(); 1120 scr_reset ();
1019 1121
1020 if (curr_screen >= 0) /* this is not the first time through */ 1122 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1021 { 1123 //scr_touch (false);
1022 scr_change_screen (curr_screen);
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1024 }
1025 }
1026 1124
1027 old_width = szHint.width; 1125#ifdef XPM_BACKGROUND
1028 old_height = szHint.height; 1126 if (pixmap)
1127 scr_touch (false);
1128#endif
1029 1129
1030#ifdef USE_XIM 1130#ifdef USE_XIM
1031 IMSetStatusPosition (); 1131 IMSetPosition ();
1032#endif 1132#endif
1033} 1133}
1034 1134
1035/* 1135/*
1036 * Set the width/height of the vt window in characters. Units are pixels. 1136 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns 1137 * good for toggling 80/132 columns
1038 */ 1138 */
1039void 1139void
1040rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1140rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041{ 1141{
1042 XWindowAttributes wattr; 1142 XWindowAttributes wattr;
1043 1143
1044 if (width == 0 || height == 0) 1144 if (newwidth == 0 || newheight == 0)
1045 { 1145 {
1046 XGetWindowAttributes(display->display, display->root, &wattr); 1146 XGetWindowAttributes (dpy, display->root, &wattr);
1147
1047 if (width == 0) 1148 if (newwidth == 0)
1048 width = wattr.width - szHint.base_width; 1149 newwidth = wattr.width - szHint.base_width;
1049 if (height == 0) 1150 if (newheight == 0)
1050 height = wattr.height - szHint.base_height; 1151 newheight = wattr.height - szHint.base_height;
1051 }
1052 if (width != TermWin.width || height != TermWin.height)
1053 { 1152 }
1153
1154 if (newwidth != width || newheight != height)
1155 {
1054 width += szHint.base_width; 1156 newwidth += szHint.base_width;
1055 height += szHint.base_height; 1157 newheight += szHint.base_height;
1056 resize_all_windows (width, height, 0); 1158 resize_all_windows (newwidth, newheight, 0);
1057 } 1159 }
1058} 1160}
1059 1161
1060/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - * 1163 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
1063#ifdef USE_XIM 1165#ifdef USE_XIM
1064 1166
1065void 1167void
1168rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1169{
1170 fg = pix_colors [Color_fg];
1171 bg = pix_colors [Color_bg];
1172}
1173
1174void
1066rxvt_term::im_set_size (XRectangle *size) 1175rxvt_term::im_set_size (XRectangle &size)
1067{ 1176{
1068 size->x = TermWin.int_bwidth; 1177 // the int_bwidth terms make no sense to me
1069 size->y = TermWin.int_bwidth; 1178 size.x = int_bwidth;
1070 size->width = Width2Pixel(TermWin.ncol); 1179 size.y = int_bwidth;
1071 size->height = Height2Pixel(TermWin.nrow); 1180 size.width = Width2Pixel (ncol) + int_bwidth;
1181 size.height = Height2Pixel (nrow) + int_bwidth;
1072} 1182}
1073 1183
1074void 1184void
1075rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1185rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186 XRectangle &status_rect,
1187 const XRectangle &needed_rect)
1076{ 1188{
1077 *fg = PixColors[Color_fg]; 1189 preedit_rect.x = needed_rect.width;
1078 *bg = PixColors[Color_bg]; 1190 preedit_rect.y = 0;
1191 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192 preedit_rect.height = fheight;
1193
1194 status_rect.x = 0;
1195 status_rect.y = 0;
1196 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197 status_rect.height = fheight;
1079} 1198}
1080 1199
1081/* Checking whether input method is running. */ 1200/* Checking whether input method is running. */
1082bool 1201bool
1083rxvt_term::IMisRunning () 1202rxvt_term::IMisRunning ()
1084{ 1203{
1085 char *p; 1204 char *p;
1086 Atom atom; 1205 Atom atom;
1087 Window win; 1206 Window win;
1088 char server[IMBUFSIZ]; 1207 char server[IMBUFSIZ];
1089 1208
1090 /* get current locale modifier */ 1209 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1210 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092 { 1211 {
1093 STRCPY(server, "@server="); 1212 strcpy (server, "@server=");
1094 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1213 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1214
1095 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1215 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096 *p = '\0'; 1216 *p = '\0';
1097 1217
1098 atom = XInternAtom(display->display, server, False); 1218 atom = XInternAtom (dpy, server, False);
1099 win = XGetSelectionOwner(display->display, atom); 1219 win = XGetSelectionOwner (dpy, atom);
1220
1100 if (win != None) 1221 if (win != None)
1101 return True; 1222 return True;
1102 } 1223 }
1224
1103 return False; 1225 return False;
1104} 1226}
1105 1227
1106void 1228void
1107rxvt_term::IMSendSpot () 1229rxvt_term::IMSendSpot ()
1108{ 1230{
1109 XPoint spot; 1231 XPoint nspot;
1110 XVaNestedList preedit_attr; 1232 XVaNestedList preedit_attr;
1111 1233
1112 if (Input_Context == NULL 1234 if (!Input_Context
1113 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1235 || !focus
1114 || !(event_type == KeyPress 1236 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115 || event_type == Expose
1116 || event_type == NoExpose
1117 || event_type == SelectionNotify
1118 || event_type == ButtonRelease || event_type == FocusIn)
1119 || !IMisRunning ())
1120 return; 1237 return;
1121 1238
1122 im_set_position (&spot); 1239 im_set_position (nspot);
1123 1240
1241 if (nspot.x == spot.x && nspot.y == spot.y)
1242 return;
1243
1244 spot = nspot;
1245
1124 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1246 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1247 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree(preedit_attr); 1248 XFree (preedit_attr);
1127}
1128
1129void
1130rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131 XRectangle * needed_rect)
1132{
1133 int mbh, vtx = 0;
1134
1135 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136 vtx = scrollbar_TotalWidth();
1137
1138 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139 mbh -= TermWin.lineSpace;
1140
1141 preedit_rect->x = needed_rect->width + vtx;
1142 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145 preedit_rect->height = Height2Pixel(1);
1146
1147 status_rect->x = vtx;
1148 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151 status_rect->height = Height2Pixel(1);
1152} 1249}
1153 1250
1154void 1251void
1155rxvt_term::im_destroy () 1252rxvt_term::im_destroy ()
1156{ 1253{
1157 if (Input_Context)
1158 {
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1161 }
1162
1163 if (input_method) 1254 if (input_method)
1164 { 1255 {
1256 if (Input_Context && input_method->xim)
1257 XDestroyIC (Input_Context);
1258
1165 display->put_xim (input_method); 1259 display->put_xim (input_method);
1166 input_method = 0; 1260 input_method = 0;
1167 } 1261 }
1262
1263 Input_Context = 0;
1168} 1264}
1265
1266#ifdef ENABLE_XIM_ONTHESPOT
1267
1268static void
1269xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1270{
1271 ((rxvt_term *)client_data)->make_current ();
1272 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1273}
1274
1275static void
1276xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1277{
1278 ((rxvt_term *)client_data)->make_current ();
1279 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1280}
1281
1282static void
1283xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1284{
1285 rxvt_term *term = (rxvt_term *)client_data;
1286 XIMText *text = call_data->text;
1287
1288 term->make_current ();
1289
1290 if (text)
1291 {
1292 void *str;
1293
1294 if (!text->encoding_is_wchar && text->string.multi_byte)
1295 {
1296 // of course, X makes it ugly again
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->rs[Rs_imLocale]);
1299
1300 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1301 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1302
1303 if (term->rs[Rs_imLocale])
1304 SET_LOCALE (term->locale);
1305 }
1306 else
1307 str = (void *)text->string.wide_char;
1308
1309 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1310 DT_INT, call_data->caret,
1311 DT_INT, call_data->chg_first,
1312 DT_INT, call_data->chg_length,
1313 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1314 DT_WCS_LEN, str, str ? (int)text->length : 0,
1315 DT_END));
1316 }
1317 else
1318 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1319 DT_INT, call_data->caret,
1320 DT_INT, call_data->chg_first,
1321 DT_INT, call_data->chg_length,
1322 DT_END));
1323}
1324
1325#if 0
1326static void
1327xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1328{
1329 ((rxvt_term *)client_data)->make_current ();
1330 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1331 DT_INT, call_data->position,
1332 DT_INT, call_data->direction,
1333 DT_INT, call_data->style,
1334 DT_END));
1335}
1336#endif
1337
1338#endif
1169 1339
1170/* 1340/*
1171 * Try to open a XIM with the current modifiers, then see if we can 1341 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type 1342 * open a suitable preedit type
1173 */ 1343 */
1174bool 1344bool
1175rxvt_term::IM_get_IC (const char *modifiers) 1345rxvt_term::IM_get_IC (const char *modifiers)
1176{ 1346{
1177 int i, j, found; 1347 int i, j, found;
1178 XIM xim; 1348 XIM xim;
1179 XPoint spot; 1349 XPoint spot;
1180 XRectangle rect, status_rect, needed_rect; 1350 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg; 1351 unsigned long fg, bg;
1182 const char *p; 1352 const char *p;
1183 char **s; 1353 char **s;
1184 XIMStyles *xim_styles; 1354 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr; 1355#ifdef ENABLE_XIM_ONTHESPOT
1356 XIMCallback xcb[4];
1357#endif
1186 1358
1359 set_environ (envv);
1360
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1361 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1362 return false;
1189 1363
1190 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191 input_method = display->get_xim (locale, modifiers); 1364 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1365 if (input_method == NULL)
1193 return false; 1366 return false;
1194 1367
1195 xim = input_method->xim; 1368 xim = input_method->xim;
1369 spot.x = spot.y = -1;
1196 1370
1197 xim_styles = NULL; 1371 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1372 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1373 || !xim_styles || !xim_styles->count_styles)
1200 { 1374 {
1201 display->put_xim (input_method); 1375 im_destroy ();
1202 return false; 1376 return false;
1203 } 1377 }
1204 1378
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1379 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1380
1381 for (int pi = 0; pi < 2; pi++)
1382 {
1383 p = pet[pi];
1384
1385 if (!p)
1386 continue;
1387
1206 s = rxvt_splitcommastring(p); 1388 s = rxvt_splitcommastring (p);
1389
1207 for (i = found = 0; !found && s[i]; i++) 1390 for (i = found = 0; !found && s[i]; i++)
1208 { 1391 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1392 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1393 input_style = XIMPreeditPosition | XIMStatusNothing;
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1394 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1395 input_style = XIMPreeditArea | XIMStatusArea;
1213 else if (!STRCMP(s[i], "Root")) 1396 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1397 input_style = XIMPreeditNothing | XIMStatusNothing;
1398 else if (!strcmp (s[i], "None"))
1399 input_style = XIMPreeditNone | XIMStatusNone;
1400#ifdef ENABLE_XIM_ONTHESPOT
1401 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1402 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1403#endif
1404 else
1405 input_style = XIMPreeditNothing | XIMStatusNothing;
1215 1406
1216 for (j = 0; j < xim_styles->count_styles; j++) 1407 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1408 if (input_style == xim_styles->supported_styles[j])
1218 { 1409 {
1410 rxvt_freecommastring (s);
1411
1219 found = 1; 1412 found = 1;
1220 break; 1413 goto foundpet;
1414 }
1415
1221 } 1416 }
1222 }
1223 1417
1224 for (i = 0; s[i]; i++) 1418 rxvt_freecommastring (s);
1225 free (s[i]); 1419 }
1226 1420
1227 free (s); 1421foundpet:
1422
1228 XFree (xim_styles); 1423 XFree (xim_styles);
1229 1424
1230 if (!found) 1425 if (!found)
1231 { 1426 {
1232 display->put_xim (input_method); 1427 im_destroy ();
1233 return false; 1428 return false;
1234 } 1429 }
1235 1430
1236 preedit_attr = status_attr = NULL; 1431 XFontSet fs = 0;
1432 XVaNestedList preedit_attr = 0, status_attr = 0;
1433
1434 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1435 {
1436 // fake us a font-set, please
1437 char **missing_charset_list;
1438 int missing_charset_count;
1439 char *def_string;
1440 char pat[512];
1441
1442 sprintf (pat,
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1447 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1448 "*",
1449 fheight,
1450 fheight + 1, fheight - 1,
1451 fheight - 2, fheight + 2);
1452
1453 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1454 &missing_charset_list, &missing_charset_count, &def_string);
1455
1456 if (missing_charset_list)
1457 XFreeStringList (missing_charset_list);
1458
1459 if (!fs)
1460 {
1461 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1462 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1463 }
1464 }
1237 1465
1238 if (input_style & XIMPreeditPosition) 1466 if (input_style & XIMPreeditPosition)
1239 { 1467 {
1240 im_set_size (&rect); 1468 im_set_size (rect);
1241 im_set_position (&spot); 1469 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1470 im_set_color (fg, bg);
1243 1471
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1472 preedit_attr = XVaCreateNestedList (0,
1473 XNForeground, fg,
1474 XNBackground, bg,
1475 XNArea, &rect,
1245 XNSpotLocation, &spot, 1476 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1477 XNFontSet, fs,
1248 NULL); 1478 NULL);
1249 } 1479 }
1250 else if (input_style & XIMPreeditArea) 1480 else if (input_style & XIMPreeditArea)
1251 { 1481 {
1252 im_set_color (&fg, &bg); 1482 im_set_color (fg, bg);
1253 1483
1254 /* 1484 /*
1255 * The necessary width of preedit area is unknown 1485 * The necessary width of preedit area is unknown
1256 * until create input context. 1486 * until create input context.
1257 */ 1487 */
1258 needed_rect.width = 0; 1488 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1489 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1490
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1491 preedit_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1493 XNBackground, bg,
1494 XNArea, &rect,
1495 XNFontSet, fs,
1496 NULL);
1497 status_attr = XVaCreateNestedList (0,
1498 XNForeground, fg,
1499 XNBackground, bg,
1500 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1501 XNFontSet, fs,
1265 NULL); 1502 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1503 }
1267 XNForeground, fg, XNBackground, bg, 1504#if ENABLE_XIM_ONTHESPOT
1268 //XNFontSet, TermWin.fontset, 1505 else if (input_style & XIMPreeditCallbacks)
1506 {
1507 im_set_position (spot);
1508
1509 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1510 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1511 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1512# if 0
1513 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1514# endif
1515
1516 preedit_attr = XVaCreateNestedList (0,
1517 XNSpotLocation, &spot,
1518 XNPreeditStartCallback, &xcb[0],
1519 XNPreeditDoneCallback , &xcb[1],
1520 XNPreeditDrawCallback , &xcb[2],
1521# if 0
1522 XNPreeditCaretCallback, &xcb[3],
1523# endif
1269 NULL); 1524 NULL);
1270 } 1525 }
1526#endif
1271 1527
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1528 Input_Context = XCreateIC (xim,
1529 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1530 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1531 XNFocusWindow, parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL, 1532 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1533 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1534 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1535 status_attr, NULL);
1536
1279 if (preedit_attr) XFree(preedit_attr); 1537 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1538 if (status_attr) XFree (status_attr);
1539 if (fs) XFreeFontSet (dpy, fs);
1281 1540
1282 if (Input_Context == NULL) 1541 if (Input_Context == NULL)
1283 { 1542 {
1284 rxvt_print_error("failed to create input context"); 1543 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1544 im_destroy ();
1286 return false; 1545 return false;
1287 } 1546 }
1288 1547
1289 if (input_style & XIMPreeditArea) 1548#if 0
1549 // unfortunately, only the focus window is used by XIM, hard to fix
1550 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1551 vt_select_input ();
1552#endif
1553
1290 IMSetStatusPosition (); 1554 IMSetPosition ();
1291 1555
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1293 return true; 1556 return true;
1294} 1557}
1295 1558
1296void 1559void
1297rxvt_term::im_cb () 1560rxvt_term::im_cb ()
1298{ 1561{
1299 int i, found, had_im; 1562 int i;
1300 const char *p; 1563 const char *p;
1301 char **s; 1564 char **s;
1302 char buf[IMBUFSIZ]; 1565 char buf[IMBUFSIZ];
1303 1566
1567 make_current ();
1568
1304 im_destroy (); 1569 im_destroy ();
1305 1570
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307 if (Input_Context) 1571 if (Input_Context)
1308 return; 1572 return;
1309 1573
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1575 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1576 SET_LOCALE (rs[Rs_imLocale]);
1313#endif 1577#endif
1314 1578
1315 p = rs[Rs_inputMethod]; 1579 p = rs[Rs_inputMethod];
1316 if (p && *p) 1580 if (p && *p)
1317 { 1581 {
1318 bool found = false; 1582 bool found = false;
1319 1583
1320 s = rxvt_splitcommastring (p); 1584 s = rxvt_splitcommastring (p);
1585
1321 for (i = 0; s[i]; i++) 1586 for (i = 0; s[i]; i++)
1322 { 1587 {
1323 if (*s[i]) 1588 if (*s[i])
1324 { 1589 {
1325 STRCPY (buf, "@im="); 1590 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1591 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1592 if (IM_get_IC (buf))
1328 { 1593 {
1329 found = true; 1594 found = true;
1330 break; 1595 break;
1331 } 1596 }
1332 } 1597 }
1333 } 1598 }
1334 for (i = 0; s[i]; i++) 1599
1335 free(s[i]); 1600 rxvt_freecommastring (s);
1336 free(s);
1337 1601
1338 if (found) 1602 if (found)
1339 goto done; 1603 goto done;
1340 } 1604 }
1341 1605
1348 goto done; 1612 goto done;
1349 1613
1350done: 1614done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1615#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1616 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1617 SET_LOCALE (locale);
1354#endif 1618#endif
1355} 1619}
1356 1620
1357void 1621void
1358rxvt_term::IMSetStatusPosition () 1622rxvt_term::IMSetPosition ()
1359{ 1623{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1624 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1625 XVaNestedList preedit_attr, status_attr;
1362 1626
1363 if (Input_Context == NULL 1627 if (!Input_Context
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1628 || !focus
1629 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1365 || !IMisRunning ()) 1630 || !IMisRunning ())
1366 return; 1631 return;
1367 1632
1633 if (input_style & XIMPreeditPosition)
1634 {
1635 im_set_size (preedit_rect);
1636 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1637
1638 XSetICValues (Input_Context,
1639 XNPreeditAttributes, preedit_attr, NULL);
1640 }
1641 else
1642 {
1368 /* Getting the necessary width of preedit area */ 1643 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1644 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1645 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1646 XFree (status_attr);
1372 1647
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1648 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1649 XFree (needed_rect);
1374 1650
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1651 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1652 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1653
1378 XSetICValues(Input_Context, 1654 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1655 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1656 XNStatusAttributes, status_attr,
1657 NULL);
1381 1658
1659 XFree (status_attr);
1660 }
1661
1382 XFree(preedit_attr); 1662 XFree (preedit_attr);
1383 XFree(status_attr);
1384} 1663}
1385#endif /* USE_XIM */ 1664#endif /* USE_XIM */
1386 1665
1387/*----------------------------------------------------------------------*/
1388rxvt_t rxvt_current_term;
1389
1390/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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