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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.32 by pcg, Fri Feb 13 12:16:21 2004 UTC vs.
Revision 1.233 by sasha, Fri Jun 8 20:04:12 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 TRANSPARENT || ENABLE_PERL
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155 check_our_aprents_ev(this, &rxvt_term::check_our_parents_cb),
156#endif
157#ifdef HAVE_SCROLLBARS
158 scrollbar_ev (this, &rxvt_term::x_cb),
159#endif
160#ifdef CURSOR_BLINK
161 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
162#endif
163#ifdef TEXT_BLINK
164 text_blink_ev (this, &rxvt_term::text_blink_cb),
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
174#endif
175#ifdef POINTER_BLANK
176 pointer_ev (this, &rxvt_term::pointer_cb),
177#endif
178#ifdef USE_XIM
179 im_ev (this, &rxvt_term::im_cb),
180#endif
181#ifndef NO_BELL
182 bell_ev (this, &rxvt_term::bell_cb),
183#endif
78 termwin_ev (this, &rxvt_term::x_cb), 184 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 185 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 186 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), 187 check_ev (this, &rxvt_term::check_cb),
188 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 189 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 190 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb), 191 incr_ev (this, &rxvt_term::incr_cb)
192{
193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void rxvt_term::emergency_cleanup ()
205{
206 if (cmd_pid)
207 kill (-cmd_pid, SIGHUP);
208
209 pty_ev.stop ();
210 delete pty; pty = 0;
211}
212
213rxvt_term::~rxvt_term ()
214{
215 termlist.erase (find (termlist.begin (), termlist.end(), this));
216
217 emergency_cleanup ();
218
219#if ENABLE_STYLES
220 for (int i = RS_styleCount; --i; )
221 if (fontset[i] != fontset[0])
222 delete fontset[i];
223#endif
224 delete fontset[0];
225
226 if (display)
227 {
228 selection_clear ();
229
99#ifdef USE_XIM 230#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 231 im_destroy ();
101#endif 232#endif
102{ 233#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 234 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104} 235 if (ShadowGC) XFreeGC (dpy, ShadowGC);
236#endif
237#ifdef PLAIN_SCROLLBAR
238 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
239#endif
240#ifdef NEXT_SCROLLBAR
241 if (blackGC) XFreeGC (dpy, blackGC);
242 if (whiteGC) XFreeGC (dpy, whiteGC);
243 if (grayGC) XFreeGC (dpy, grayGC);
244 if (darkGC) XFreeGC (dpy, darkGC);
245 if (stippleGC) XFreeGC (dpy, stippleGC);
246 if (dimple) XFreePixmap (dpy, dimple);
247 if (upArrow) XFreePixmap (dpy, upArrow);
248 if (downArrow) XFreePixmap (dpy, downArrow);
249 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
250 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
251#endif
252#ifdef RXVT_SCROLLBAR
253 if (topShadowGC) XFreeGC (dpy, topShadowGC);
254 if (botShadowGC) XFreeGC (dpy, botShadowGC);
255 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
256#endif
257 if (gc) XFreeGC (dpy, gc);
105 258
106rxvt_term::~rxvt_term () 259 delete drawable;
107{ 260 // destroy all windows
108 if (cmd_fd >= 0) 261 if (parent[0])
109 close (cmd_fd); 262 XDestroyWindow (dpy, parent[0]);
263
264 for (int i = 0; i < TOTAL_COLORS; i++)
265 if (ISSET_PIXCOLOR (i))
266 {
267 pix_colors_focused [i].free (this);
268#if OFF_FOCUS_FADING
269 pix_colors_unfocused [i].free (this);
270#endif
271 }
272
273 clear ();
274 }
275
276 delete [] pix_colors_focused;
277#if OFF_FOCUS_FADING
278 delete [] pix_colors_unfocused;
279#endif
280
281 displays.put (display);
110 282
111 scr_release (); 283 scr_release ();
112 284
285 /* clear all resources */
286 for (int i = 0; i < allocated.size (); i++)
287 free (allocated [i]);
288
289 free (selection.text);
290 // TODO: manage env vars in child only(!)
291 free (env_display);
292 free (env_term);
113 free (locale); 293 free (locale);
114 free (codeset); 294 free (v_buffer);
295 free (incr_buf);
115 296
116#ifndef NO_SETOWNER_TTYDEV 297 delete envv;
117 privileged_ttydev (RESTORE); 298 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 299
123 // TODO: free pixcolours, colours should become part of rxvt_display 300#ifdef KEYSYM_RESOURCE
301 delete keyboard;
302#endif
303}
124 304
125 delete PixColors; 305// child has exited, usually destroys
126 delete TermWin.fontset; 306void
307rxvt_term::child_cb (child_watcher &w, int status)
308{
309 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
127 310
128 displays.put (display); 311 cmd_pid = 0;
312
313 if (!option (Opt_hold))
314 destroy ();
129} 315}
130 316
131void 317void
132rxvt_term::destroy () 318rxvt_term::destroy ()
133{ 319{
320 if (destroy_ev.active)
321 return;
322
323 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
324
325#if ENABLE_OVERLAY
326 scr_overlay_off ();
327#endif
328
134 if (display) 329 if (display)
135 { 330 {
136 if (TermWin.parent[0]) 331#if USE_XIM
137 XDestroyWindow (display->display, TermWin.parent[0]); 332 im_ev.stop (display);
138 333#endif
334#if HAVE_SCROLLBARS
335 scrollbar_ev.stop (display);
336#endif
337#if TRANSPARENT || ENABLE_PERL
139 rootwin_ev.stop (display); 338 rootwin_ev.stop (display);
339#endif
340 incr_ev.stop ();
140 termwin_ev.stop (display); 341 termwin_ev.stop (display);
141 vt_ev.stop (display); 342 vt_ev.stop (display);
142
143#ifdef USE_XIM
144 im_destroy ();
145 im_ev.stop (display);
146#endif
147#ifdef HAVE_SCROLLBARS
148 scrollbar_ev.stop (display);
149#endif
150#ifdef MENUBAR
151 menubar_ev.stop (display);
152#endif
153 } 343 }
154 344
155 check_ev.stop (); 345 check_ev.stop ();
156 pty_ev.stop (); 346 pty_ev.stop ();
157#ifdef CURSOR_BLINK 347#ifdef CURSOR_BLINK
158 cursor_blink_ev.stop (); 348 cursor_blink_ev.stop ();
159#endif 349#endif
160#ifdef TEXT_BLINK 350#ifdef TEXT_BLINK
161 text_blink_ev.stop (); 351 text_blink_ev.stop ();
162#endif 352#endif
353#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
354 cont_scroll_ev.stop ();
355#endif
356#ifdef SELECTION_SCROLLING
357 sel_scroll_ev.stop ();
358#endif
163#ifdef POINTER_BLANK 359#ifdef POINTER_BLANK
164 pointer_ev.stop (); 360 pointer_ev.stop ();
165#endif 361#endif
166 362
167 destroy_ev.start (0); 363 destroy_ev.start (0);
168} 364}
169 365
170void 366void
171rxvt_term::destroy_cb (time_watcher &w) 367rxvt_term::destroy_cb (time_watcher &w)
172{ 368{
173 SET_R (this); 369 make_current ();
174 370
175 delete this; 371 delete this;
176}
177
178/*----------------------------------------------------------------------*/
179/* rxvt_init () */
180/* LIBPROTO */
181rxvt_t
182rxvt_init (int argc, const char *const *argv)
183{
184 SET_R (new rxvt_term);
185
186 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187 {
188 delete GET_R;
189 SET_R (0);
190 }
191
192 return GET_R;
193}
194
195static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
196
197void
198rxvt_init_signals ()
199{
200 /* install exit handler for cleanup */
201#if 0
202#ifdef HAVE_ATEXIT
203 atexit (rxvt_clean_exit);
204#else
205#endif
206#endif
207
208 struct sigaction sa;
209
210 sigfillset (&sa.sa_mask);
211 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
220 /* signal (SIGURG, SIG_DFL); */
221
222 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224}
225
226bool
227rxvt_term::init (int argc, const char *const *argv)
228{
229 /*
230 * Save and then give up any super-user privileges
231 * If we need privileges in any area then we must specifically request it.
232 * We should only need to be root in these cases:
233 * 1. write utmp entries on some systems
234 * 2. chown tty on some systems
235 */
236 privileges (SAVE);
237 privileges (IGNORE);
238
239 init_secondary ();
240
241 const char **cmd_argv = init_resources (argc, argv);
242
243 set_locale ("");
244
245#if (MENUBAR_MAX)
246 menubar_read (rs[Rs_menu]);
247#endif
248#ifdef HAVE_SCROLLBARS
249 if (Options & Opt_scrollBar)
250 scrollBar.setIdle (); /* set existence for size calculations */
251#endif
252
253 create_windows (argc, argv);
254
255 init_xlocale ();
256
257 scr_reset (); /* initialize screen */
258#ifdef RXVT_GRAPHICS
259 Gr_reset (); /* reset graphics */
260#endif
261
262#if 0
263#ifdef DEBUG_X
264 XSynchronize (display->display, True);
265#endif
266#endif
267
268#ifdef HAVE_SCROLLBARS
269 if (Options & Opt_scrollBar)
270 resize_scrollbar (); /* create and map scrollbar */
271#endif
272#if (MENUBAR_MAX)
273 if (menubar_visible (r))
274 XMapWindow (display->display, menuBar.win);
275#endif
276#ifdef TRANSPARENT
277 if (Options & Opt_transparent)
278 {
279 XSelectInput (display->display, display->root, PropertyChangeMask);
280 check_our_parents ();
281 }
282#endif
283
284 rootwin_ev.start (display, display->root);
285
286 XMapWindow (display->display, TermWin.vt);
287 XMapWindow (display->display, TermWin.parent[0]);
288
289 init_env ();
290 init_command (cmd_argv);
291
292 pty_ev.start (cmd_fd, EVENT_READ);
293
294 check_ev.start ();
295
296 return true;
297}
298
299/* ------------------------------------------------------------------------- *
300 * SIGNAL HANDLING & EXIT HANDLER *
301 * ------------------------------------------------------------------------- */
302/*
303 * Catch a SIGCHLD signal and exit if the direct child has died
304 */
305/* ARGSUSED */
306/* EXTPROTO */
307RETSIGTYPE
308rxvt_Child_signal (int sig __attribute__ ((unused)))
309{
310 int pid, save_errno = errno;
311 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
312 ;
313 errno = save_errno;
314
315#if 0
316 if (pid == cmd_pid)
317 exit (EXIT_SUCCESS);
318#endif
319}
320
321/*
322 * Catch a fatal signal and tidy up before quitting
323 */
324/* EXTPROTO */
325RETSIGTYPE
326rxvt_Exit_signal (int sig)
327{
328 signal (sig, SIG_DFL);
329#ifdef DEBUG_CMD
330 rxvt_print_error ("signal %d", sig);
331#endif
332 rxvt_clean_exit ();
333 kill (getpid (), sig);
334}
335
336/* INTPROTO */
337int
338rxvt_xerror_handler (Display *display, XErrorEvent *event)
339{
340 if (GET_R->allowedxerror == -1)
341 GET_R->allowedxerror = event->error_code;
342 else
343 {
344 old_xerror_handler (display, event);
345 GET_R->destroy ();
346 }
347
348 return 0;
349} 372}
350 373
351/*----------------------------------------------------------------------*/ 374/*----------------------------------------------------------------------*/
352/* 375/*
353 * Exit gracefully, clearing the utmp entry and restoring tty attributes 376 * Exit gracefully, clearing the utmp entry and restoring tty attributes
354 * TODO: if debugging, this should free up any known resources if we can 377 * TODO: if debugging, this should free up any known resources if we can
355 */ 378 */
356/* EXTPROTO */ 379static XErrorHandler old_xerror_handler;
380
381static void
382rxvt_emergency_cleanup ()
383{
384 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385 (*t)->emergency_cleanup ();
386}
387
388#if !ENABLE_MINIMAL
389static void
390print_x_error (Display *dpy, XErrorEvent *event)
391{
392 char buffer[BUFSIZ];
393 char mesg[BUFSIZ];
394 char number[32];
395 char *mtype = "XlibMessage";
396 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
397 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
398 rxvt_warn ("An X Error occured, trying to continue after report.\n");
399 rxvt_warn ("%s: %s\n", mesg, buffer);
400 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
401 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
402 sprintf(number, "%d", event->request_code);
403 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
404 rxvt_warn ("(which is %s)\n", buffer);
405 if (event->request_code >= 128) {
406 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
407 mesg, BUFSIZ);
408 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
409 }
410 if ((event->error_code == BadWindow) ||
411 (event->error_code == BadPixmap) ||
412 (event->error_code == BadCursor) ||
413 (event->error_code == BadFont) ||
414 (event->error_code == BadDrawable) ||
415 (event->error_code == BadColor) ||
416 (event->error_code == BadGC) ||
417 (event->error_code == BadIDChoice) ||
418 (event->error_code == BadValue) ||
419 (event->error_code == BadAtom)) {
420 if (event->error_code == BadValue)
421 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
422 mesg, BUFSIZ);
423 else if (event->error_code == BadAtom)
424 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
425 mesg, BUFSIZ);
426 else
427 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
428 mesg, BUFSIZ);
429 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
430 }
431 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
432 mesg, BUFSIZ);
433 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
434}
435#endif
436
437int
438rxvt_xerror_handler (Display *display, XErrorEvent *event)
439{
440 if (GET_R->allowedxerror == -1)
441 GET_R->allowedxerror = event->error_code;
442 else
443 {
444 // GET_R is most likely not the terminal which caused the error,
445 // so just output the error and continue
446#if ENABLE_MINIMAL
447 old_xerror_handler (display, event);
448#else
449 print_x_error (display, event);
450#endif
451 }
452
453 return 0;
454}
455
456int
457rxvt_xioerror_handler (Display *display)
458{
459 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
460 DisplayString (display));
461 rxvt_emergency_cleanup ();
462 _exit (EXIT_FAILURE);
463}
464
465/*----------------------------------------------------------------------*/
466bool
467rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
468{
469 this->envv = envv;
470
471 SET_R (this);
472 set_locale ("");
473 set_environ (envv); // few things in X do not call setlocale :(
474
475 if (!init_vars ())
476 return false;
477
478 init_secondary ();
479
480 const char **cmd_argv = init_resources (argc, argv);
481
482#ifdef KEYSYM_RESOURCE
483 keyboard->register_done ();
484#endif
485
486#ifdef HAVE_SCROLLBARS
487 if (option (Opt_scrollBar))
488 scrollBar.setIdle (); /* set existence for size calculations */
489#endif
490
491 pty = ptytty::create ();
492
493 create_windows (argc, argv);
494
495 init_xlocale ();
496
497 scr_reset (); // initialize screen
498
499#if 0
500 XSynchronize (dpy, True);
501#endif
502
503#ifdef HAVE_SCROLLBARS
504 if (option (Opt_scrollBar))
505 resize_scrollbar (); /* create and map scrollbar */
506#endif
507#ifdef TRANSPARENT
508 if (option (Opt_transparent))
509 {
510 XSelectInput (dpy, display->root, PropertyChangeMask);
511 check_our_parents ();
512 rootwin_ev.start (display, display->root);
513 }
514#endif
515#if ENABLE_PERL
516 rootwin_ev.start (display, display->root);
517#endif
518
519 set_colorfgbg ();
520
521 init_command (cmd_argv);
522
523 free (cmd_argv);
524
525 if (pty->pty >= 0)
526 pty_ev.start (pty->pty, EVENT_READ);
527
528 check_ev.start ();
529
530 HOOK_INVOKE ((this, HOOK_START, DT_END));
531
532#if ENABLE_XEMBED
533 if (rs[Rs_embed])
534 {
535 long info[2] = { 0, XEMBED_MAPPED };
536
537 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
538 32, PropModeReplace, (unsigned char *)&info, 2);
539 }
540#endif
541
542 XMapWindow (dpy, vt);
543 XMapWindow (dpy, parent[0]);
544
545 return true;
546}
547
548static struct sig_handlers
549{
550 sig_watcher sw_term, sw_int;
551
552 /*
553 * Catch a fatal signal and tidy up before quitting
554 */
357void 555 void
358rxvt_clean_exit () 556 sig_term (sig_watcher &w)
557 {
558 rxvt_emergency_cleanup ();
559 signal (w.signum, SIG_DFL);
560 kill (getpid (), w.signum);
561 }
562
563 sig_handlers ()
564 : sw_term (this, &sig_handlers::sig_term),
565 sw_int (this, &sig_handlers::sig_term)
566 {
567 }
568} sig_handlers;
569
570char **rxvt_environ; // startup environment
571
572void
573rxvt_init ()
359{ 574{
360 // TODO: rxvtd should clean up all ressources 575 ptytty::init ();
361 if (GET_R) 576
362 GET_R->destroy (); 577 rxvt_environ = environ;
578
579 signal (SIGHUP, SIG_IGN);
580 signal (SIGPIPE, SIG_IGN);
581
582 sig_handlers.sw_term.start (SIGTERM);
583 sig_handlers.sw_int.start (SIGINT);
584
585 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
586 /* signal (SIGURG, SIG_DFL); */
587
588 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
589 // TODO: handle this with exceptions and tolerate the memory loss
590 XSetIOErrorHandler (rxvt_xioerror_handler);
591
592 XrmInitialize ();
363} 593}
364 594
365/* ------------------------------------------------------------------------- * 595/* ------------------------------------------------------------------------- *
366 * MEMORY ALLOCATION WRAPPERS * 596 * MEMORY ALLOCATION WRAPPERS *
367 * ------------------------------------------------------------------------- */ 597 * ------------------------------------------------------------------------- */
368/* EXTPROTO */ 598void *
369void *
370rxvt_malloc (size_t size) 599rxvt_malloc (size_t size)
371{ 600{
372 void *p;
373
374 p = malloc (size); 601 void *p = malloc (size);
602
375 if (p) 603 if (!p)
604 rxvt_fatal ("memory allocation failure. aborting.\n");
605
376 return p; 606 return p;
377
378 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
379 rxvt_clean_exit ();
380 exit (EXIT_FAILURE);
381 /* NOTREACHED */
382} 607}
383 608
384/* EXTPROTO */ 609void *
385void *
386rxvt_calloc (size_t number, size_t size) 610rxvt_calloc (size_t number, size_t size)
387{ 611{
388 void *p;
389
390 p = calloc (number, size); 612 void *p = calloc (number, size);
613
391 if (p) 614 if (!p)
615 rxvt_fatal ("memory allocation failure. aborting.\n");
616
392 return p; 617 return p;
393
394 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
395 rxvt_clean_exit ();
396 exit (EXIT_FAILURE);
397 /* NOTREACHED */
398} 618}
399 619
400/* EXTPROTO */ 620void *
401void *
402rxvt_realloc (void *ptr, size_t size) 621rxvt_realloc (void *ptr, size_t size)
403{ 622{
404 void *p;
405
406 if (ptr)
407 p = realloc (ptr, size); 623 void *p = realloc (ptr, size);
408 else 624
409 p = malloc (size);
410 if (p) 625 if (!p)
626 rxvt_fatal ("memory allocation failure. aborting.\n");
627
411 return p; 628 return p;
412
413 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
414 rxvt_clean_exit ();
415 exit (EXIT_FAILURE);
416 /* NOTREACHED */
417} 629}
418
419/* ------------------------------------------------------------------------- *
420 * PRIVILEGED OPERATIONS *
421 * ------------------------------------------------------------------------- */
422/* take care of suid/sgid super-user (root) privileges */
423void
424rxvt_term::privileges (int mode)
425{
426#if ! defined(__CYGWIN32__)
427# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
428 /* setreuid () is the poor man's setuid (), seteuid () */
429# define seteuid(a) setreuid(-1, (a))
430# define setegid(a) setregid(-1, (a))
431# define HAVE_SETEUID
432# endif
433# ifdef HAVE_SETEUID
434 switch (mode)
435 {
436 case IGNORE:
437 /*
438 * change effective uid/gid - not real uid/gid - so we can switch
439 * back to root later, as required
440 */
441 seteuid (getuid ());
442 setegid (getgid ());
443 break;
444 case SAVE:
445 euid = geteuid ();
446 egid = getegid ();
447 break;
448 case RESTORE:
449 seteuid (euid);
450 setegid (egid);
451 break;
452 }
453# else
454 switch (mode)
455 {
456 case IGNORE:
457 setuid (getuid ());
458 setgid (getgid ());
459 /* FALLTHROUGH */
460 case SAVE:
461 /* FALLTHROUGH */
462 case RESTORE:
463 break;
464 }
465# endif
466#endif
467}
468
469#ifdef UTMP_SUPPORT
470void
471rxvt_term::privileged_utmp (char action)
472{
473 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
474 action, next_utmp_action, getpid ()));
475 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
476 || (Options & Opt_utmpInhibit)
477 || ttydev == NULL || *ttydev == '\0')
478 return;
479
480 privileges (RESTORE);
481 if (action == SAVE)
482 {
483 next_utmp_action = RESTORE;
484 makeutent (ttydev, rs[Rs_display_name]);
485 }
486 else
487 { /* action == RESTORE */
488 next_utmp_action = IGNORE;
489 cleanutent ();
490 }
491 privileges (IGNORE);
492}
493#endif
494
495#ifndef NO_SETOWNER_TTYDEV
496void
497rxvt_term::privileged_ttydev (char action)
498{
499 D_MAIN ((stderr,
500 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
501 action, next_tty_action, getpid ()));
502 if (next_tty_action != action || (action != SAVE && action != RESTORE)
503 || ttydev == NULL || *ttydev == '\0')
504 return;
505
506 privileges (RESTORE);
507
508 if (action == SAVE)
509 {
510 next_tty_action = RESTORE;
511# ifndef RESET_TTY_TO_COMMON_DEFAULTS
512 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
513 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
514 next_tty_action = IGNORE;
515 else
516# endif
517
518 {
519 chown (ttydev, getuid (), ttygid); /* fail silently */
520 chmod (ttydev, ttymode);
521# ifdef HAVE_REVOKE
522 revoke (ttydev);
523# endif
524
525 }
526 }
527 else
528 { /* action == RESTORE */
529 next_tty_action = IGNORE;
530# ifndef RESET_TTY_TO_COMMON_DEFAULTS
531 chmod (ttydev, ttyfd_stat.st_mode);
532 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
533# else
534 chmod (ttydev,
535 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
536 chown (ttydev, 0, 0);
537# endif
538
539 }
540
541 privileges (IGNORE);
542
543# ifndef RESET_TTY_TO_COMMON_DEFAULTS
544 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
545 action == RESTORE ? "Restoring" : (action ==
546 SAVE ? "Saving" :
547 "UNKNOWN ERROR for"), ttydev,
548 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
549 ttyfd_stat.st_gid));
550# endif
551}
552#endif
553 630
554/*----------------------------------------------------------------------*/ 631/*----------------------------------------------------------------------*/
555/* 632/*
556 * window size/position calculcations for XSizeHint and other storage. 633 * window size/position calculcations for XSizeHint and other storage.
557 * if width/height are non-zero then override calculated width/height 634 * if width/height are non-zero then override calculated width/height
558 */ 635 */
559void 636void
560rxvt_term::window_calc (unsigned int width, unsigned int height) 637rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
561{ 638{
562 short recalc_x, recalc_y; 639 short recalc_x, recalc_y;
563 int x, y, sb_w, mb_h, flags; 640 int x, y, sb_w, flags;
564 unsigned int w, h; 641 unsigned int w, h;
565 unsigned int max_width, max_height; 642 unsigned int max_width, max_height;
566 643
567 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568 TermWin.ncol, TermWin.nrow, szHint.width,
569 szHint.height));
570 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 644 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571 szHint.win_gravity = NorthWestGravity; 645 szHint.win_gravity = NorthWestGravity;
572 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 646 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
573 647
574 recalc_x = recalc_y = 0; 648 recalc_x = recalc_y = 0;
575 flags = 0; 649 flags = 0;
650
576 if (!parsed_geometry) 651 if (!parsed_geometry)
577 { 652 {
578 parsed_geometry = 1; 653 parsed_geometry = 1;
654
579 if (rs[Rs_geometry]) 655 if (rs[Rs_geometry])
580 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 656 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
657
581 if (flags & WidthValue) 658 if (flags & WidthValue)
582 { 659 {
583 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 660 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
584 szHint.flags |= USSize; 661 szHint.flags |= USSize;
585 } 662 }
663
586 if (flags & HeightValue) 664 if (flags & HeightValue)
587 { 665 {
588 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 666 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
589 szHint.flags |= USSize; 667 szHint.flags |= USSize;
590 } 668 }
669
591 if (flags & XValue) 670 if (flags & XValue)
592 { 671 {
593 szHint.x = x; 672 szHint.x = x;
594 szHint.flags |= USPosition; 673 szHint.flags |= USPosition;
674
595 if (flags & XNegative) 675 if (flags & XNegative)
596 { 676 {
597 recalc_x = 1; 677 recalc_x = 1;
598 szHint.win_gravity = NorthEastGravity; 678 szHint.win_gravity = NorthEastGravity;
599 } 679 }
600 } 680 }
681
601 if (flags & YValue) 682 if (flags & YValue)
602 { 683 {
603 szHint.y = y; 684 szHint.y = y;
604 szHint.flags |= USPosition; 685 szHint.flags |= USPosition;
686
605 if (flags & YNegative) 687 if (flags & YNegative)
606 { 688 {
607 recalc_y = 1; 689 recalc_y = 1;
690
608 if (szHint.win_gravity == NorthEastGravity) 691 if (szHint.win_gravity == NorthEastGravity)
609 szHint.win_gravity = SouthEastGravity; 692 szHint.win_gravity = SouthEastGravity;
610 else 693 else
611 szHint.win_gravity = SouthWestGravity; 694 szHint.win_gravity = SouthWestGravity;
612 } 695 }
613 } 696 }
614 } 697 }
698
615 /* TODO: BOUNDS */ 699 /* TODO: BOUNDS */
616 TermWin.width = TermWin.ncol * TermWin.fwidth; 700 width = ncol * fwidth;
617 TermWin.height = TermWin.nrow * TermWin.fheight; 701 height = nrow * fheight;
618 max_width = MAX_COLS * TermWin.fwidth; 702 max_width = MAX_COLS * fwidth;
619 max_height = MAX_ROWS * TermWin.fheight; 703 max_height = MAX_ROWS * fheight;
620 704
621 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 705 szHint.base_width = szHint.base_height = 2 * int_bwidth;
622 706
623 sb_w = mb_h = 0; 707 sb_w = 0;
624 window_vt_x = window_vt_y = 0; 708 window_vt_x = window_vt_y = int_bwidth;
625 if (scrollbar_visible ()) 709
710 if (scrollBar.state)
626 { 711 {
627 sb_w = scrollbar_TotalWidth (); 712 sb_w = scrollbar_TotalWidth ();
628 szHint.base_width += sb_w; 713 szHint.base_width += sb_w;
714
629 if (! (Options & Opt_scrollBar_right)) 715 if (!option (Opt_scrollBar_right))
630 window_vt_x = sb_w; 716 window_vt_x += sb_w;
631 }
632 if (menubar_visible ())
633 { 717 }
634 mb_h = menuBar_TotalHeight (); 718
635 szHint.base_height += mb_h;
636 window_vt_y = mb_h;
637 }
638 szHint.width_inc = TermWin.fwidth; 719 szHint.width_inc = fwidth;
639 szHint.height_inc = TermWin.fheight; 720 szHint.height_inc = fheight;
640 szHint.min_width = szHint.base_width + szHint.width_inc; 721 szHint.min_width = szHint.base_width + szHint.width_inc;
641 szHint.min_height = szHint.base_height + szHint.height_inc; 722 szHint.min_height = szHint.base_height + szHint.height_inc;
642 723
643 if (width && width - szHint.base_width < max_width) 724 if (newwidth && newwidth - szHint.base_width < max_width)
644 { 725 {
645 szHint.width = width; 726 szHint.width = newwidth;
646 TermWin.width = width - szHint.base_width; 727 width = newwidth - szHint.base_width;
647 } 728 }
648 else 729 else
649 { 730 {
650 MIN_IT (TermWin.width, max_width); 731 min_it (width, max_width);
651 szHint.width = szHint.base_width + TermWin.width; 732 szHint.width = szHint.base_width + width;
652 } 733 }
734
653 if (height && height - szHint.base_height < max_height) 735 if (newheight && newheight - szHint.base_height < max_height)
654 { 736 {
655 szHint.height = height; 737 szHint.height = newheight;
656 TermWin.height = height - szHint.base_height; 738 height = newheight - szHint.base_height;
657 } 739 }
658 else 740 else
659 { 741 {
660 MIN_IT (TermWin.height, max_height); 742 min_it (height, max_height);
661 szHint.height = szHint.base_height + TermWin.height; 743 szHint.height = szHint.base_height + height;
662 } 744 }
745
663 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 746 if (scrollBar.state && option (Opt_scrollBar_right))
664 window_sb_x = szHint.width - sb_w; 747 window_sb_x = szHint.width - sb_w;
665 748
666 if (recalc_x) 749 if (recalc_x)
667 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 750 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
668 - szHint.width - 2 * TermWin.ext_bwidth); 751
669 if (recalc_y) 752 if (recalc_y)
670 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 753 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
671 - szHint.height - 2 * TermWin.ext_bwidth);
672 754
673 TermWin.ncol = TermWin.width / TermWin.fwidth; 755 ncol = width / fwidth;
674 TermWin.nrow = TermWin.height / TermWin.fheight; 756 nrow = height / fheight;
675 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676 TermWin.ncol, TermWin.nrow, szHint.width,
677 szHint.height));
678 return;
679} 757}
680 758
681/*----------------------------------------------------------------------*/ 759/*----------------------------------------------------------------------*/
682/* 760/*
683 * Tell the teletype handler what size the window is. 761 * Tell the teletype handler what size the window is.
684 * Called after a window size change. 762 * Called after a window size change.
685 */ 763 */
686void 764void
687rxvt_term::tt_winch () 765rxvt_term::tt_winch ()
688{ 766{
767 if (pty->pty < 0)
768 return;
769
689 struct winsize ws; 770 struct winsize ws;
690 771
691 if (cmd_fd < 0)
692 return;
693
694 ws.ws_col = TermWin.ncol; 772 ws.ws_col = ncol;
695 ws.ws_row = TermWin.nrow; 773 ws.ws_row = nrow;
696 ws.ws_xpixel = ws.ws_ypixel = 0; 774 ws.ws_xpixel = width;
697#ifndef DEBUG_SIZE 775 ws.ws_ypixel = height;
698 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 776 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
699#else 777
700 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 778#if 0
701 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 779 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
702# ifdef SIGWINCH
703 else if (cmd_pid) /* force through to the command */ 780 if (cmd_pid) /* force through to the command */
704 kill (cmd_pid, SIGWINCH); 781 kill (-cmd_pid, SIGWINCH);
705# endif
706#endif 782#endif
707} 783}
708 784
709/*----------------------------------------------------------------------*/ 785/*----------------------------------------------------------------------*/
710/* rxvt_change_font () - Switch to a new font */ 786/* set_fonts () - load and set the various fonts
711/* 787 *
712 * init = 1 - initialize 788 * init = 1 - initialize
713 * 789 *
714 * fontname == FONT_UP - switch to bigger font 790 * fontname == FONT_UP - switch to bigger font
715 * fontname == FONT_DN - switch to smaller font 791 * fontname == FONT_DN - switch to smaller font
716 */ 792 */
717void 793bool
718rxvt_term::change_font (int init, const char *fontname) 794rxvt_term::set_fonts ()
719{} 795{
796 rxvt_fontset *fs = new rxvt_fontset (this);
797 rxvt_fontprop prop;
720 798
721void 799 if (!fs
722rxvt_term::font_up_down (int n, int direction) 800 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
723{} 801 || !fs->realize_font (1))
802 {
803 delete fs;
804 return false;
805 }
806
807#if ENABLE_STYLES
808 for (int i = RS_styleCount; --i; )
809 if (fontset[i] != fontset[0])
810 delete fontset[i];
811#endif
812
813 delete fontset[0];
814 fontset[0] = fs;
815
816 prop = (*fs)[1]->properties ();
817 prop.height += lineSpace;
818
819 fs->set_prop (prop, false);
820
821 fwidth = prop.width;
822 fheight = prop.height;
823 fbase = prop.ascent;
824
825 for (int style = 1; style < 4; style++)
826 {
827#if ENABLE_STYLES
828 const char *res = rs[Rs_font + style];
829
830 if (res && !*res)
831 fontset[style] = fontset[0];
832 else
833 {
834 fontset[style] = fs = new rxvt_fontset (this);
835 rxvt_fontprop prop2 = prop;
836
837 if (res)
838 {
839 fs->populate (res);
840 fs->set_prop (prop2, false);
841 }
842 else
843 {
844 fs->populate (fontset[0]->fontdesc);
845
846 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
847 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
848
849 fs->set_prop (prop2, true);
850 }
851
852 }
853#else
854 fontset[style] = fontset[0];
855#endif
856 }
857
858 if (parent[0])
859 {
860 resize_all_windows (0, 0, 0);
861 scr_remap_chars ();
862 scr_touch (true);
863 }
864
865 return true;
866}
867
868void rxvt_term::set_string_property (Atom prop, const char *str, int len)
869{
870 XChangeProperty (dpy, parent[0],
871 prop, XA_STRING, 8, PropModeReplace,
872 (const unsigned char *)str, len >= 0 ? len : strlen (str));
873}
874
875void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
876{
877 wchar_t *ws = rxvt_mbstowcs (str, len);
878 char *s = rxvt_wcstoutf8 (ws);
879
880 XChangeProperty (dpy, parent[0],
881 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
882 (const unsigned char *)s, strlen (s));
883
884 free (s);
885 free (ws);
886}
724 887
725/*----------------------------------------------------------------------*/ 888/*----------------------------------------------------------------------*/
726/*----------------------------------------------------------------------*/ 889/*----------------------------------------------------------------------*/
727/* xterm sequences - title, iconName, color (exptl) */ 890/* xterm sequences - title, iconName, color (exptl) */
728void 891void
729rxvt_term::set_title (const char *str) 892rxvt_term::set_title (const char *str)
730{ 893{
731#ifndef SMART_WINDOW_TITLE 894 set_string_property (XA_WM_NAME, str);
732 XStoreName (display->display, TermWin.parent[0], str); 895#if ENABLE_EWMH
733#else 896 set_utf8_property (xa[XA_NET_WM_NAME], str);
734 char *name;
735
736 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
737 name = NULL;
738 if (name == NULL || STRCMP (name, str))
739 XStoreName (display->display, TermWin.parent[0], str);
740 if (name)
741 XFree (name);
742#endif 897#endif
743} 898}
744 899
745void 900void
746rxvt_term::set_iconName (const char *str) 901rxvt_term::set_icon_name (const char *str)
747{ 902{
748#ifndef SMART_WINDOW_TITLE 903 set_string_property (XA_WM_ICON_NAME, str);
749 XSetIconName (display->display, TermWin.parent[0], str); 904#if ENABLE_EWMH
750#else 905 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
751 char *name;
752
753 if (XGetIconName (display->display, TermWin.parent[0], &name))
754 name = NULL;
755 if (name == NULL || STRCMP (name, str))
756 XSetIconName (display->display, TermWin.parent[0], str);
757 if (name)
758 XFree (name);
759#endif 906#endif
760} 907}
761 908
762#ifdef XTERM_COLOR_CHANGE 909#ifdef XTERM_COLOR_CHANGE
763void 910void
764rxvt_term::set_window_color (int idx, const char *color) 911rxvt_term::set_window_color (int idx, const char *color)
765{ 912{
766 rxvt_color xcol; 913 rxvt_color xcol;
767 int i; 914 int i;
768 915
769 if (color == NULL || *color == '\0') 916 if (color == NULL || *color == '\0')
770 return; 917 return;
771 918
919 color = strdup (color);
920 allocated.push_back ((void *)color);
921 rs[Rs_color + idx] = color;
922
772 /* handle color aliases */ 923 /* handle color aliases */
773 if (isdigit (*color)) 924 if (isdigit (*color))
774 { 925 {
775 i = atoi (color); 926 i = atoi (color);
927
776 if (i >= 8 && i <= 15) 928 if (i >= 8 && i <= 15)
777 { /* bright colors */ 929 { /* bright colors */
778 i -= 8; 930 i -= 8;
779# ifndef NO_BRIGHTCOLOR
780 PixColors[idx] = PixColors[minBrightCOLOR + i]; 931 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
781 SET_PIXCOLOR (idx);
782 goto Done; 932 goto done;
783# endif
784
785 } 933 }
934
786 if (i >= 0 && i <= 7) 935 if (i >= 0 && i <= 7)
787 { /* normal colors */ 936 { /* normal colors */
788 PixColors[idx] = PixColors[minCOLOR + i]; 937 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
789 SET_PIXCOLOR (idx);
790 goto Done; 938 goto done;
791 } 939 }
792 } 940 }
793 if (!rXParseAllocColor (& xcol, color)) 941
794 return; 942 set_color (xcol, color);
795 /* XStoreColor (display->display, XCMAP, XColor*); */
796 943
797 /* 944 /*
798 * FIXME: should free colors here, but no idea how to do it so instead, 945 * FIXME: should free colors here, but no idea how to do it so instead,
799 * so just keep gobbling up the colormap 946 * so just keep gobbling up the colormap
800 */ 947 */
801# if 0
802 for (i = Color_Black; i <= Color_White; i++)
803 if (PixColors[idx] == PixColors[i])
804 break;
805 if (i > Color_White)
806 {
807 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
808 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
809 DisplayPlanes (display->display, display->screen));
810 }
811# endif
812 948
813 PixColors[idx] = xcol; 949 pix_colors_focused[idx] = xcol;
814 SET_PIXCOLOR (idx);
815 950
816 /* XSetWindowAttributes attr; */ 951 /* XSetWindowAttributes attr; */
817 /* Cursor cursor; */ 952 /* Cursor cursor; */
818Done: 953done:
819 if (idx == Color_bg && ! (Options & Opt_transparent))
820 XSetWindowBackground (display->display, TermWin.vt,
821 PixColors[Color_bg]);
822
823 /* handle Color_BD, scrollbar background, etc. */ 954 /*TODO: handle Color_BD, scrollbar background, etc. */
824 955
825 set_colorfgbg (); 956 update_fade_color (idx);
826 recolour_cursor (); 957 recolour_cursor ();
827 /* the only reasonable way to enforce a clean update */ 958 scr_recolour ();
828 scr_poweron ();
829} 959}
830 960
831#else 961#else
832# define set_window_color (idx,color) ((void)0) 962# define set_window_color (idx,color) ((void)0)
833#endif /* XTERM_COLOR_CHANGE */ 963#endif /* XTERM_COLOR_CHANGE */
834 964
835void 965void
836rxvt_term::recolour_cursor () 966rxvt_term::recolour_cursor ()
837{ 967{
838#if TODO 968 XColor fg, bg;
839 rxvt_color xcol[2];
840 969
841 xcol[0] = PixColors[Color_pointer]; 970 (ISSET_PIXCOLOR (Color_pointer_fg)
842 xcol[1] = PixColors[Color_bg]; 971 ? pix_colors_focused[Color_pointer_fg]
843 XQueryColors (display->display, XCMAP, xcol, 2); 972 : pix_colors_focused[Color_fg]).get (fg);
844 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 973
845#endif 974 (ISSET_PIXCOLOR (Color_pointer_bg)
975 ? pix_colors_focused[Color_pointer_bg]
976 : pix_colors_focused[Color_bg]).get (bg);
977
978 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
846} 979}
847 980
848/*----------------------------------------------------------------------*/ 981/*----------------------------------------------------------------------*/
849/* 982/*
850 * find if fg/bg matches any of the normal (low-intensity) colors 983 * find if fg/bg matches any of the normal (low-intensity) colors
851 */ 984 */
852void 985void
853rxvt_term::set_colorfgbg () 986rxvt_term::set_colorfgbg ()
854{ 987{
855 unsigned int i; 988 unsigned int i;
856 const char *xpmb = "\0"; 989 const char *xpmb = "\0";
857 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 990 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
858 991
859 env_colorfgbg =
860 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
861 STRCPY (fstr, "default"); 992 strcpy (fstr, "default");
862 STRCPY (bstr, "default"); 993 strcpy (bstr, "default");
863 for (i = Color_Black; i <= Color_White; i++) 994 for (i = Color_Black; i <= Color_White; i++)
864 if (PixColors[Color_fg] == PixColors[i]) 995 if (pix_colors[Color_fg] == pix_colors[i])
865 { 996 {
866 sprintf (fstr, "%d", (i - Color_Black)); 997 sprintf (fstr, "%d", (i - Color_Black));
867 break; 998 break;
868 } 999 }
1000
869 for (i = Color_Black; i <= Color_White; i++) 1001 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_bg] == PixColors[i]) 1002 if (pix_colors[Color_bg] == pix_colors[i])
871 { 1003 {
872 sprintf (bstr, "%d", (i - Color_Black)); 1004 sprintf (bstr, "%d", (i - Color_Black));
873#ifdef XPM_BACKGROUND 1005#ifdef XPM_BACKGROUND
874 xpmb = "default;"; 1006 xpmb = "default;";
875#endif 1007#endif
876 break; 1008 break;
877 } 1009 }
1010
878 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1011 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879 putenv (env_colorfgbg);
880
881#ifndef NO_BRIGHTCOLOR
882 colorfgbg = DEFAULT_RSTYLE;
883 for (i = minCOLOR; i <= maxCOLOR; i++)
884 {
885 if (PixColors[Color_fg] == PixColors[i])
886 colorfgbg = SET_FGCOLOR (colorfgbg, i);
887 if (PixColors[Color_bg] == PixColors[i])
888 colorfgbg = SET_BGCOLOR (colorfgbg, i);
889 }
890#endif
891} 1012}
892 1013
893/*----------------------------------------------------------------------*/ 1014/*----------------------------------------------------------------------*/
894/*
895 * Colour determination for low colour displays, routine from
896 * Hans de Goede <hans@highrise.nl>
897 */
898 1015
899int 1016bool
900rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1017rxvt_term::set_color (rxvt_color &color, const char *name)
901{ 1018{
902 if (!screen_in_out->set (display, colour)) 1019 if (color.set (this, name))
903 {
904 rxvt_print_error ("can't allocate colour: %s", colour);
905 return false;
906 }
907
908 return true; 1020 return true;
1021
1022 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1023 return false;
1024}
1025
1026void
1027rxvt_term::alias_color (int dst, int src)
1028{
1029 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
909} 1030}
910 1031
911/* -------------------------------------------------------------------- * 1032/* -------------------------------------------------------------------- *
912 * - WINDOW RESIZING - * 1033 * - WINDOW RESIZING - *
913 * -------------------------------------------------------------------- */ 1034 * -------------------------------------------------------------------- */
914void 1035void
915rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1036rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
916{ 1037{
917 int fix_screen; 1038 int fix_screen;
1039 int old_width = szHint.width;
1040 int old_height = szHint.height;
918 1041
919#ifdef SMART_RESIZE
920 int old_width = szHint.width, old_height = szHint.height;
921#endif
922
923 window_calc (width, height); 1042 window_calc (newwidth, newheight);
1043
1044 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
924 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1045 XSetWMNormalHints (dpy, parent[0], &szHint);
1046
925 if (!ignoreparent) 1047 if (!ignoreparent)
926 { 1048 {
927#ifdef SMART_RESIZE 1049#ifdef SMART_RESIZE
928 /* 1050 /*
929 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1051 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
932 int x, y, x1, y1; 1054 int x, y, x1, y1;
933 int dx, dy; 1055 int dx, dy;
934 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1056 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
935 Window unused_cr; 1057 Window unused_cr;
936 1058
937 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1059 XTranslateCoordinates (dpy, parent[0], display->root,
938 0, 0, &x, &y, &unused_cr); 1060 0, 0, &x, &y, &unused_cr);
939 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1061 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
940 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1062 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
941 /* 1063 /*
942 * if display->root isn't the parent window, a WM will probably have offset 1064 * if display->root isn't the parent window, a WM will probably have offset
943 * our position for handles and decorations. Counter it 1065 * our position for handles and decorations. Counter it
944 */ 1066 */
946 { 1068 {
947 x -= x1; 1069 x -= x1;
948 y -= y1; 1070 y -= y1;
949 } 1071 }
950 1072
951 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1073 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
952 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1074 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
953 dx = old_width - szHint.width; 1075 dx = old_width - szHint.width;
954 dy = old_height - szHint.height; 1076 dy = old_height - szHint.height;
955 1077
956 /* Check position of the center of the window */ 1078 /* Check position of the center of the window */
957 if (x < x1) /* left half */ 1079 if (x < x1) /* left half */
958 dx = 0; 1080 dx = 0;
961 if (y < y1) /* top half */ 1083 if (y < y1) /* top half */
962 dy = 0; 1084 dy = 0;
963 else if (y == y1) /* exact center */ 1085 else if (y == y1) /* exact center */
964 dy /= 2; 1086 dy /= 2;
965 1087
966 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1088 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
967 szHint.width, szHint.height); 1089 szHint.width, szHint.height);
968#else 1090#else
969 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1091 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
970 szHint.height);
971#endif 1092#endif
972
973 } 1093 }
974 1094
975 fix_screen = (TermWin.ncol != prev_ncol 1095 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
976 || TermWin.nrow != prev_nrow);
977 1096
978 if (fix_screen || width != old_width || height != old_height) 1097 if (fix_screen || newwidth != old_width || newheight != old_height)
979 { 1098 {
980 if (scrollbar_visible ()) 1099 if (scrollBar.state)
981 { 1100 {
982 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1101 XMoveResizeWindow (dpy, scrollBar.win,
1102 window_sb_x, 0,
983 0, scrollbar_TotalWidth (), szHint.height); 1103 scrollbar_TotalWidth (), szHint.height);
984 resize_scrollbar (); 1104 resize_scrollbar ();
985 } 1105 }
986 1106
987 if (menubar_visible ()) 1107 XMoveResizeWindow (dpy, vt,
988 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1108 window_vt_x, window_vt_y,
989 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
990
991 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992 window_vt_y, TermWin_TotalWidth (),
993 TermWin_TotalHeight ()); 1109 width, height);
994#ifdef RXVT_GRAPHICS 1110
995 if (old_height)
996 Gr_Resize (old_width - szHint.base_width,
997 old_height - szHint.base_height);
998#endif
999 scr_clear (); 1111 scr_clear ();
1000#ifdef XPM_BACKGROUND 1112#ifdef XPM_BACKGROUND
1001 resize_pixmap (); 1113 resize_pixmap ();
1002#endif 1114#endif
1003
1004 } 1115 }
1005 1116
1006 if (fix_screen || old_height == 0) 1117 if (fix_screen || old_height == 0)
1007 {
1008 int curr_screen = -1;
1009 int old_ncol = prev_ncol;
1010
1011 /* scr_reset only works on the primary screen */
1012 if (old_height) /* this is not the first time through */
1013 {
1014 unsigned int ncol = TermWin.ncol;
1015 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016 curr_screen = scr_change_screen (PRIMARY);
1017 TermWin.ncol = ncol;
1018 }
1019
1020 scr_reset (); 1118 scr_reset ();
1021 1119
1022 if (curr_screen >= 0) /* this is not the first time through */ 1120 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1023 { 1121 //scr_touch (false);
1024 scr_change_screen (curr_screen);
1025 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1026 }
1027 }
1028 1122
1029 old_width = szHint.width; 1123#ifdef XPM_BACKGROUND
1030 old_height = szHint.height; 1124 if (pixmap)
1125 scr_touch (false);
1126#endif
1031 1127
1032#ifdef USE_XIM 1128#ifdef USE_XIM
1033 IMSetStatusPosition (); 1129 IMSetPosition ();
1034#endif 1130#endif
1035} 1131}
1036 1132
1037/* 1133/*
1038 * Set the width/height of the vt window in characters. Units are pixels. 1134 * Set the width/height of the vt window in characters. Units are pixels.
1039 * good for toggling 80/132 columns 1135 * good for toggling 80/132 columns
1040 */ 1136 */
1041void 1137void
1042rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1138rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1043{ 1139{
1044 XWindowAttributes wattr; 1140 XWindowAttributes wattr;
1045 1141
1046 if (width == 0 || height == 0) 1142 if (newwidth == 0 || newheight == 0)
1047 { 1143 {
1048 XGetWindowAttributes (display->display, display->root, &wattr); 1144 XGetWindowAttributes (dpy, display->root, &wattr);
1145
1049 if (width == 0) 1146 if (newwidth == 0)
1050 width = wattr.width - szHint.base_width; 1147 newwidth = wattr.width - szHint.base_width;
1051 if (height == 0) 1148 if (newheight == 0)
1052 height = wattr.height - szHint.base_height; 1149 newheight = wattr.height - szHint.base_height;
1053 }
1054 if (width != TermWin.width || height != TermWin.height)
1055 { 1150 }
1151
1152 if (newwidth != width || newheight != height)
1153 {
1056 width += szHint.base_width; 1154 newwidth += szHint.base_width;
1057 height += szHint.base_height; 1155 newheight += szHint.base_height;
1058 resize_all_windows (width, height, 0); 1156 resize_all_windows (newwidth, newheight, 0);
1059 } 1157 }
1060} 1158}
1061 1159
1062/* -------------------------------------------------------------------- * 1160/* -------------------------------------------------------------------- *
1063 * - X INPUT METHOD ROUTINES - * 1161 * - X INPUT METHOD ROUTINES - *
1064 * -------------------------------------------------------------------- */ 1162 * -------------------------------------------------------------------- */
1065#ifdef USE_XIM 1163#ifdef USE_XIM
1066 1164
1067void 1165void
1166rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1167{
1168 fg = pix_colors [Color_fg];
1169 bg = pix_colors [Color_bg];
1170}
1171
1172void
1068rxvt_term::im_set_size (XRectangle *size) 1173rxvt_term::im_set_size (XRectangle &size)
1069{ 1174{
1070 size->x = TermWin.int_bwidth; 1175 // the int_bwidth terms make no sense to me
1071 size->y = TermWin.int_bwidth; 1176 size.x = int_bwidth;
1072 size->width = Width2Pixel (TermWin.ncol); 1177 size.y = int_bwidth;
1073 size->height = Height2Pixel (TermWin.nrow); 1178 size.width = Width2Pixel (ncol) + int_bwidth;
1179 size.height = Height2Pixel (nrow) + int_bwidth;
1074} 1180}
1075 1181
1076void 1182void
1077rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1183rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1184 XRectangle &status_rect,
1185 const XRectangle &needed_rect)
1078{ 1186{
1079 *fg = PixColors[Color_fg]; 1187 preedit_rect.x = needed_rect.width;
1080 *bg = PixColors[Color_bg]; 1188 preedit_rect.y = 0;
1189 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1190 preedit_rect.height = fheight;
1191
1192 status_rect.x = 0;
1193 status_rect.y = 0;
1194 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1195 status_rect.height = fheight;
1081} 1196}
1082 1197
1083/* Checking whether input method is running. */ 1198/* Checking whether input method is running. */
1084bool 1199bool
1085rxvt_term::IMisRunning () 1200rxvt_term::IMisRunning ()
1086{ 1201{
1087 char *p; 1202 char *p;
1088 Atom atom; 1203 Atom atom;
1089 Window win; 1204 Window win;
1090 char server[IMBUFSIZ]; 1205 char server[IMBUFSIZ];
1091 1206
1092 /* get current locale modifier */ 1207 /* get current locale modifier */
1093 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1208 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1094 { 1209 {
1095 STRCPY (server, "@server="); 1210 strcpy (server, "@server=");
1096 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1211 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1212
1097 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1213 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1098 *p = '\0'; 1214 *p = '\0';
1099 1215
1100 atom = XInternAtom (display->display, server, False); 1216 atom = XInternAtom (dpy, server, False);
1101 win = XGetSelectionOwner (display->display, atom); 1217 win = XGetSelectionOwner (dpy, atom);
1218
1102 if (win != None) 1219 if (win != None)
1103 return True; 1220 return True;
1104 } 1221 }
1222
1105 return False; 1223 return False;
1106} 1224}
1107 1225
1108void 1226void
1109rxvt_term::IMSendSpot () 1227rxvt_term::IMSendSpot ()
1110{ 1228{
1111 XPoint spot; 1229 XPoint nspot;
1112 XVaNestedList preedit_attr; 1230 XVaNestedList preedit_attr;
1113 1231
1114 if (Input_Context == NULL 1232 if (!Input_Context
1115 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1233 || !focus
1116 || ! (event_type == KeyPress 1234 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1117 || event_type == Expose
1118 || event_type == NoExpose
1119 || event_type == SelectionNotify
1120 || event_type == ButtonRelease || event_type == FocusIn)
1121 || !IMisRunning ())
1122 return; 1235 return;
1123 1236
1124 im_set_position (&spot); 1237 im_set_position (nspot);
1238
1239 if (nspot.x == spot.x && nspot.y == spot.y)
1240 return;
1241
1242 spot = nspot;
1125 1243
1126 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1244 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1127 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1245 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128 XFree (preedit_attr); 1246 XFree (preedit_attr);
1129} 1247}
1130 1248
1131void 1249void
1132rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133 XRectangle * needed_rect)
1134{
1135 int mbh, vtx = 0;
1136
1137 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1138 vtx = scrollbar_TotalWidth ();
1139
1140 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1141 mbh -= TermWin.lineSpace;
1142
1143 preedit_rect->x = needed_rect->width + vtx;
1144 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1145
1146 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1147 preedit_rect->height = Height2Pixel (1);
1148
1149 status_rect->x = vtx;
1150 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1153 status_rect->height = Height2Pixel (1);
1154}
1155
1156void
1157rxvt_term::im_destroy () 1250rxvt_term::im_destroy ()
1158{ 1251{
1159 if (Input_Context)
1160 {
1161 XDestroyIC (Input_Context);
1162 Input_Context = NULL;
1163 }
1164
1165 if (input_method) 1252 if (input_method)
1166 { 1253 {
1254 if (Input_Context && input_method->xim)
1255 XDestroyIC (Input_Context);
1256
1167 display->put_xim (input_method); 1257 display->put_xim (input_method);
1168 input_method = 0; 1258 input_method = 0;
1169 } 1259 }
1260
1261 Input_Context = 0;
1170} 1262}
1263
1264#ifdef ENABLE_XIM_ONTHESPOT
1265
1266static void
1267xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1268{
1269 ((rxvt_term *)client_data)->make_current ();
1270 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1271}
1272
1273static void
1274xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1275{
1276 ((rxvt_term *)client_data)->make_current ();
1277 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1278}
1279
1280static void
1281xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1282{
1283 rxvt_term *term = (rxvt_term *)client_data;
1284 XIMText *text = call_data->text;
1285
1286 term->make_current ();
1287
1288 if (text)
1289 {
1290 void *str;
1291
1292 if (!text->encoding_is_wchar && text->string.multi_byte)
1293 {
1294 // of course, X makes it ugly again
1295 if (term->rs[Rs_imLocale])
1296 SET_LOCALE (term->rs[Rs_imLocale]);
1297
1298 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1299 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1300
1301 if (term->rs[Rs_imLocale])
1302 SET_LOCALE (term->locale);
1303 }
1304 else
1305 str = (void *)text->string.wide_char;
1306
1307 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1308 DT_INT, call_data->caret,
1309 DT_INT, call_data->chg_first,
1310 DT_INT, call_data->chg_length,
1311 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1312 DT_WCS_LEN, str, str ? (int)text->length : 0,
1313 DT_END));
1314 }
1315 else
1316 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1317 DT_INT, call_data->caret,
1318 DT_INT, call_data->chg_first,
1319 DT_INT, call_data->chg_length,
1320 DT_END));
1321}
1322
1323#if 0
1324static void
1325xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1326{
1327 ((rxvt_term *)client_data)->make_current ();
1328 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1329 DT_INT, call_data->position,
1330 DT_INT, call_data->direction,
1331 DT_INT, call_data->style,
1332 DT_END));
1333}
1334#endif
1335
1336#endif
1171 1337
1172/* 1338/*
1173 * Try to open a XIM with the current modifiers, then see if we can 1339 * Try to open a XIM with the current modifiers, then see if we can
1174 * open a suitable preedit type 1340 * open a suitable preedit type
1175 */ 1341 */
1176bool 1342bool
1177rxvt_term::IM_get_IC (const char *modifiers) 1343rxvt_term::IM_get_IC (const char *modifiers)
1178{ 1344{
1179 int i, j, found; 1345 int i, j, found;
1180 XIM xim; 1346 XIM xim;
1181 XPoint spot; 1347 XPoint spot;
1182 XRectangle rect, status_rect, needed_rect; 1348 XRectangle rect, status_rect, needed_rect;
1183 unsigned long fg, bg; 1349 unsigned long fg, bg;
1184 const char *p; 1350 const char *p;
1185 char **s; 1351 char **s;
1186 XIMStyles *xim_styles; 1352 XIMStyles *xim_styles;
1187 XVaNestedList preedit_attr, status_attr; 1353#ifdef ENABLE_XIM_ONTHESPOT
1354 XIMCallback xcb[4];
1355#endif
1356
1357 set_environ (envv);
1188 1358
1189 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1359 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190 return false; 1360 return false;
1191 1361
1192 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1193 input_method = display->get_xim (locale, modifiers); 1362 input_method = display->get_xim (locale, modifiers);
1194 if (input_method == NULL) 1363 if (input_method == NULL)
1195 return false; 1364 return false;
1196 1365
1197 xim = input_method->xim; 1366 xim = input_method->xim;
1367 spot.x = spot.y = -1;
1198 1368
1199 xim_styles = NULL; 1369 xim_styles = NULL;
1200 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1370 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201 || !xim_styles || !xim_styles->count_styles) 1371 || !xim_styles || !xim_styles->count_styles)
1202 { 1372 {
1203 display->put_xim (input_method); 1373 im_destroy ();
1204 return false; 1374 return false;
1205 } 1375 }
1206 1376
1207 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1377 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1378
1379 for (int pi = 0; pi < 2; pi++)
1380 {
1381 p = pet[pi];
1382
1383 if (!p)
1384 continue;
1385
1208 s = rxvt_splitcommastring (p); 1386 s = rxvt_splitcommastring (p);
1387
1209 for (i = found = 0; !found && s[i]; i++) 1388 for (i = found = 0; !found && s[i]; i++)
1210 { 1389 {
1211 if (!STRCMP (s[i], "OverTheSpot")) 1390 if (!strcmp (s[i], "OverTheSpot"))
1212 input_style = (XIMPreeditPosition | XIMStatusNothing); 1391 input_style = XIMPreeditPosition | XIMStatusNothing;
1213 else if (!STRCMP (s[i], "OffTheSpot")) 1392 else if (!strcmp (s[i], "OffTheSpot"))
1214 input_style = (XIMPreeditArea | XIMStatusArea); 1393 input_style = XIMPreeditArea | XIMStatusArea;
1215 else if (!STRCMP (s[i], "Root")) 1394 else if (!strcmp (s[i], "Root"))
1216 input_style = (XIMPreeditNothing | XIMStatusNothing); 1395 input_style = XIMPreeditNothing | XIMStatusNothing;
1396 else if (!strcmp (s[i], "None"))
1397 input_style = XIMPreeditNone | XIMStatusNone;
1398#ifdef ENABLE_XIM_ONTHESPOT
1399 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1400 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1401#endif
1402 else
1403 input_style = XIMPreeditNothing | XIMStatusNothing;
1217 1404
1218 for (j = 0; j < xim_styles->count_styles; j++) 1405 for (j = 0; j < xim_styles->count_styles; j++)
1219 if (input_style == xim_styles->supported_styles[j]) 1406 if (input_style == xim_styles->supported_styles[j])
1220 { 1407 {
1408 rxvt_freecommastring (s);
1409
1221 found = 1; 1410 found = 1;
1222 break; 1411 goto foundpet;
1412 }
1413
1223 } 1414 }
1224 }
1225 1415
1226 for (i = 0; s[i]; i++) 1416 rxvt_freecommastring (s);
1227 free (s[i]); 1417 }
1228 1418
1229 free (s); 1419foundpet:
1420
1230 XFree (xim_styles); 1421 XFree (xim_styles);
1231 1422
1232 if (!found) 1423 if (!found)
1233 { 1424 {
1234 display->put_xim (input_method); 1425 im_destroy ();
1235 return false; 1426 return false;
1236 } 1427 }
1237 1428
1238 preedit_attr = status_attr = NULL; 1429 XFontSet fs = 0;
1430 XVaNestedList preedit_attr = 0, status_attr = 0;
1431
1432 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1433 {
1434 // fake us a font-set, please
1435 char **missing_charset_list;
1436 int missing_charset_count;
1437 char *def_string;
1438 char pat[512];
1439
1440 sprintf (pat,
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "*",
1447 fheight,
1448 fheight + 1, fheight - 1,
1449 fheight - 2, fheight + 2);
1450
1451 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1452 &missing_charset_list, &missing_charset_count, &def_string);
1453
1454 if (missing_charset_list)
1455 XFreeStringList (missing_charset_list);
1456
1457 if (!fs)
1458 {
1459 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1460 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1461 }
1462 }
1239 1463
1240 if (input_style & XIMPreeditPosition) 1464 if (input_style & XIMPreeditPosition)
1241 { 1465 {
1242 im_set_size (&rect); 1466 im_set_size (rect);
1243 im_set_position (&spot); 1467 im_set_position (spot);
1244 im_set_color (&fg, &bg); 1468 im_set_color (fg, bg);
1245 1469
1246 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1470 preedit_attr = XVaCreateNestedList (0,
1471 XNForeground, fg,
1472 XNBackground, bg,
1473 XNArea, &rect,
1247 XNSpotLocation, &spot, 1474 XNSpotLocation, &spot,
1248 XNForeground, fg, XNBackground, bg,
1249 //XNFontSet, TermWin.fontset, 1475 XNFontSet, fs,
1250 NULL); 1476 NULL);
1251 } 1477 }
1252 else if (input_style & XIMPreeditArea) 1478 else if (input_style & XIMPreeditArea)
1253 { 1479 {
1254 im_set_color (&fg, &bg); 1480 im_set_color (fg, bg);
1255 1481
1256 /* 1482 /*
1257 * The necessary width of preedit area is unknown 1483 * The necessary width of preedit area is unknown
1258 * until create input context. 1484 * until create input context.
1259 */ 1485 */
1260 needed_rect.width = 0; 1486 needed_rect.width = 0;
1261
1262 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1487 im_set_preedit_area (rect, status_rect, needed_rect);
1263 1488
1264 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1489 preedit_attr = XVaCreateNestedList (0,
1490 XNForeground, fg,
1265 XNForeground, fg, XNBackground, bg, 1491 XNBackground, bg,
1492 XNArea, &rect,
1493 XNFontSet, fs,
1494 NULL);
1495 status_attr = XVaCreateNestedList (0,
1496 XNForeground, fg,
1497 XNBackground, bg,
1498 XNArea, &status_rect,
1266 //XNFontSet, TermWin.fontset, 1499 XNFontSet, fs,
1267 NULL); 1500 NULL);
1268 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1501 }
1269 XNForeground, fg, XNBackground, bg, 1502#if ENABLE_XIM_ONTHESPOT
1270 //XNFontSet, TermWin.fontset, 1503 else if (input_style & XIMPreeditCallbacks)
1504 {
1505 im_set_position (spot);
1506
1507 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1508 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1509 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1510# if 0
1511 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1512# endif
1513
1514 preedit_attr = XVaCreateNestedList (0,
1515 XNSpotLocation, &spot,
1516 XNPreeditStartCallback, &xcb[0],
1517 XNPreeditDoneCallback , &xcb[1],
1518 XNPreeditDrawCallback , &xcb[2],
1519# if 0
1520 XNPreeditCaretCallback, &xcb[3],
1521# endif
1271 NULL); 1522 NULL);
1272 } 1523 }
1524#endif
1273 1525
1274 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1526 Input_Context = XCreateIC (xim,
1527 XNInputStyle, input_style,
1275 XNClientWindow, TermWin.parent[0], 1528 XNClientWindow, vt,
1276 XNFocusWindow, TermWin.parent[0], 1529 XNFocusWindow, parent[0],
1277 preedit_attr ? XNPreeditAttributes : NULL, 1530 preedit_attr ? XNPreeditAttributes : NULL,
1278 preedit_attr, 1531 preedit_attr,
1279 status_attr ? XNStatusAttributes : NULL, 1532 status_attr ? XNStatusAttributes : NULL,
1280 status_attr, NULL); 1533 status_attr, NULL);
1534
1281 if (preedit_attr) XFree (preedit_attr); 1535 if (preedit_attr) XFree (preedit_attr);
1282 if (status_attr) XFree (status_attr); 1536 if (status_attr) XFree (status_attr);
1537 if (fs) XFreeFontSet (dpy, fs);
1283 1538
1284 if (Input_Context == NULL) 1539 if (Input_Context == NULL)
1285 { 1540 {
1286 rxvt_print_error ("failed to create input context"); 1541 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1287 display->put_xim (input_method); 1542 im_destroy ();
1288 return false; 1543 return false;
1289 } 1544 }
1290 1545
1291 if (input_style & XIMPreeditArea) 1546#if 0
1547 // unfortunately, only the focus window is used by XIM, hard to fix
1548 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1549 vt_select_input ();
1550#endif
1551
1292 IMSetStatusPosition (); 1552 IMSetPosition ();
1293 1553
1294 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1295 return true; 1554 return true;
1296} 1555}
1297 1556
1298void 1557void
1299rxvt_term::im_cb () 1558rxvt_term::im_cb ()
1300{ 1559{
1301 int i, found, had_im; 1560 int i;
1302 const char *p; 1561 const char *p;
1303 char **s; 1562 char **s;
1304 char buf[IMBUFSIZ]; 1563 char buf[IMBUFSIZ];
1305 1564
1565 make_current ();
1566
1306 im_destroy (); 1567 im_destroy ();
1307 1568
1308 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1309 if (Input_Context) 1569 if (Input_Context)
1310 return; 1570 return;
1311 1571
1312#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1572#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313 if (rs[Rs_imLocale]) 1573 if (rs[Rs_imLocale])
1314 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1574 SET_LOCALE (rs[Rs_imLocale]);
1315#endif 1575#endif
1316 1576
1317 p = rs[Rs_inputMethod]; 1577 p = rs[Rs_inputMethod];
1318 if (p && *p) 1578 if (p && *p)
1319 { 1579 {
1320 bool found = false; 1580 bool found = false;
1321 1581
1322 s = rxvt_splitcommastring (p); 1582 s = rxvt_splitcommastring (p);
1583
1323 for (i = 0; s[i]; i++) 1584 for (i = 0; s[i]; i++)
1324 { 1585 {
1325 if (*s[i]) 1586 if (*s[i])
1326 { 1587 {
1327 STRCPY (buf, "@im="); 1588 strcpy (buf, "@im=");
1328 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1589 strncat (buf, s[i], IMBUFSIZ - 5);
1329 if (IM_get_IC (buf)) 1590 if (IM_get_IC (buf))
1330 { 1591 {
1331 found = true; 1592 found = true;
1332 break; 1593 break;
1333 } 1594 }
1334 } 1595 }
1335 } 1596 }
1336 for (i = 0; s[i]; i++) 1597
1337 free (s[i]); 1598 rxvt_freecommastring (s);
1338 free (s);
1339 1599
1340 if (found) 1600 if (found)
1341 goto done; 1601 goto done;
1342 } 1602 }
1343 1603
1350 goto done; 1610 goto done;
1351 1611
1352done: 1612done:
1353#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1613#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354 if (rs[Rs_imLocale]) 1614 if (rs[Rs_imLocale])
1355 setlocale (LC_CTYPE, locale); 1615 SET_LOCALE (locale);
1356#endif 1616#endif
1357} 1617}
1358 1618
1359void 1619void
1360rxvt_term::IMSetStatusPosition () 1620rxvt_term::IMSetPosition ()
1361{ 1621{
1362 XRectangle preedit_rect, status_rect, *needed_rect; 1622 XRectangle preedit_rect, status_rect, *needed_rect;
1363 XVaNestedList preedit_attr, status_attr; 1623 XVaNestedList preedit_attr, status_attr;
1364 1624
1365 if (Input_Context == NULL 1625 if (!Input_Context
1366 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1626 || !focus
1627 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1367 || !IMisRunning ()) 1628 || !IMisRunning ())
1368 return; 1629 return;
1369 1630
1631 if (input_style & XIMPreeditPosition)
1632 {
1633 im_set_size (preedit_rect);
1634 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1635
1636 XSetICValues (Input_Context,
1637 XNPreeditAttributes, preedit_attr, NULL);
1638 }
1639 else
1640 {
1370 /* Getting the necessary width of preedit area */ 1641 /* Getting the necessary width of preedit area */
1371 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1642 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1372 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1643 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1373 XFree (status_attr); 1644 XFree (status_attr);
1374 1645
1375 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1646 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1647 XFree (needed_rect);
1376 1648
1377 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1649 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1378 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1650 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1379 1651
1380 XSetICValues (Input_Context, 1652 XSetICValues (Input_Context,
1381 XNPreeditAttributes, preedit_attr, 1653 XNPreeditAttributes, preedit_attr,
1382 XNStatusAttributes, status_attr, NULL); 1654 XNStatusAttributes, status_attr,
1655 NULL);
1383 1656
1657 XFree (status_attr);
1658 }
1659
1384 XFree (preedit_attr); 1660 XFree (preedit_attr);
1385 XFree (status_attr);
1386} 1661}
1387#endif /* USE_XIM */ 1662#endif /* USE_XIM */
1388 1663
1389/*----------------------------------------------------------------------*/
1390rxvt_t rxvt_current_term;
1391
1392/*----------------------- end-of-file (C source) -----------------------*/ 1664/*----------------------- end-of-file (C source) -----------------------*/

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