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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.39 by pcg, Sat Feb 21 22:14:00 2004 UTC vs.
Revision 1.235 by ayin, Sun Jun 10 15:16:15 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) 2003-2004 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
49static char curlocale[128]; 56static char curlocale[128], savelocale[128];
50 57
51void 58bool
52rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
53{ 60{
54 if (locale && STRNCMP (locale, curlocale, 128)) 61 int size = strlen (locale) + 1;
55 { 62
56 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);
57 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
58 } 71 return true;
59} 72}
60 73
61void * 74void
62rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
63{ 76{
64 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
65 80
66 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
67 return p; 146 return len;
68}
69 147
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 148}
149#endif
75 150
76rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
77 : 152 :
153#if TRANSPARENT || ENABLE_PERL
78 rootwin_ev (this, &rxvt_term::rootwin_cb), 154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if TRANSPARENT
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
79 termwin_ev (this, &rxvt_term::x_cb), 186 termwin_ev (this, &rxvt_term::x_cb),
80 vt_ev (this, &rxvt_term::x_cb), 187 vt_ev (this, &rxvt_term::x_cb),
81#ifdef HAVE_SCROLLBARS
82 scrollbar_ev (this, &rxvt_term::x_cb),
83#endif
84#ifdef MENUBAR
85 menubar_ev (this, &rxvt_term::x_cb), fixme
86#endif
87#ifdef CURSOR_BLINK
88 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89#endif
90#ifdef TEXT_BLINK
91 text_blink_ev (this, &rxvt_term::text_blink_cb),
92#endif
93#ifdef POINTER_BLANK
94 pointer_ev (this, &rxvt_term::pointer_cb),
95#endif
96#ifdef USE_XIM
97 im_ev (this, &rxvt_term::im_cb), 188 child_ev (this, &rxvt_term::child_cb),
98#endif
99 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
100 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
101 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
103{ 194{
104 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 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;
105} 213}
106 214
107rxvt_term::~rxvt_term () 215rxvt_term::~rxvt_term ()
108{ 216{
109 if (cmd_fd >= 0) 217 termlist.erase (find (termlist.begin (), termlist.end(), this));
110 close (cmd_fd);
111 218
112#ifndef NO_SETOWNER_TTYDEV 219 emergency_cleanup ();
113 privileged_ttydev (RESTORE);
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118 220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
119 delete TermWin.fontset; 226 delete fontset[0];
120 227
121 if (display) 228 if (display)
229 {
230 selection_clear ();
231
232#ifdef USE_XIM
233 im_destroy ();
234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
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);
260
261 delete drawable;
262 // destroy all windows
122 if (TermWin.parent[0]) 263 if (parent[0])
123 XDestroyWindow (display->display, TermWin.parent[0]); 264 XDestroyWindow (dpy, parent[0]);
124 265
125 // TODO: free pixcolours, colours should become part of rxvt_display 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 }
126 274
127 delete PixColors; 275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
128 282
129 displays.put (display); 283 displays.put (display);
130 284
131 scr_release (); 285 scr_release ();
132 286
133 free (env_windowid); 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(!)
134 free (env_display); 293 free (env_display);
135 free (env_term); 294 free (env_term);
136 free (env_colorfgbg);
137 free (locale); 295 free (locale);
138 free (codeset); 296 free (v_buffer);
297 free (incr_buf);
139 298
140 delete envv; 299 delete envv;
141 delete argv; 300 delete argv;
301
302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
306
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));
312
313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
142} 317}
143 318
144void 319void
145rxvt_term::destroy () 320rxvt_term::destroy ()
146{ 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
147 if (display) 331 if (display)
148 { 332 {
333#if USE_XIM
334 im_ev.stop (display);
335#endif
336#if HAVE_SCROLLBARS
337 scrollbar_ev.stop (display);
338#endif
339#if TRANSPARENT || ENABLE_PERL
149 rootwin_ev.stop (display); 340 rootwin_ev.stop (display);
341#endif
342 incr_ev.stop ();
150 termwin_ev.stop (display); 343 termwin_ev.stop (display);
151 vt_ev.stop (display); 344 vt_ev.stop (display);
152#ifdef USE_XIM
153 im_destroy ();
154 im_ev.stop (display);
155#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev.stop (display);
158#endif
159#ifdef MENUBAR
160 menubar_ev.stop (display);
161#endif
162 } 345 }
163 346
164 check_ev.stop (); 347 check_ev.stop ();
165 pty_ev.stop (); 348 pty_ev.stop ();
166#ifdef CURSOR_BLINK 349#ifdef CURSOR_BLINK
167 cursor_blink_ev.stop (); 350 cursor_blink_ev.stop ();
168#endif 351#endif
169#ifdef TEXT_BLINK 352#ifdef TEXT_BLINK
170 text_blink_ev.stop (); 353 text_blink_ev.stop ();
171#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
172#ifdef POINTER_BLANK 361#ifdef POINTER_BLANK
173 pointer_ev.stop (); 362 pointer_ev.stop ();
174#endif 363#endif
175 364
176 destroy_ev.start (0); 365 destroy_ev.start (0);
177} 366}
178 367
179void 368void
180rxvt_term::destroy_cb (time_watcher &w) 369rxvt_term::destroy_cb (time_watcher &w)
181{ 370{
182 SET_R (this); 371 make_current ();
183 372
184 delete this; 373 delete this;
185}
186
187/*----------------------------------------------------------------------*/
188/* rxvt_init () */
189/* LIBPROTO */
190rxvt_t
191rxvt_init (int argc, const char *const *argv)
192{
193 SET_R (new rxvt_term);
194
195 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196 {
197 delete GET_R;
198 SET_R (0);
199 }
200
201 return GET_R;
202}
203
204static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206void
207rxvt_init_signals ()
208{
209 /* install exit handler for cleanup */
210#if 0
211#ifdef HAVE_ATEXIT
212 atexit (rxvt_clean_exit);
213#else
214#endif
215#endif
216
217 struct sigaction sa;
218
219 sigfillset (&sa.sa_mask);
220 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
229 /* signal (SIGURG, SIG_DFL); */
230
231 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233}
234
235bool
236rxvt_term::init (int argc, const char *const *argv)
237{
238 /*
239 * Save and then give up any super-user privileges
240 * If we need privileges in any area then we must specifically request it.
241 * We should only need to be root in these cases:
242 * 1. write utmp entries on some systems
243 * 2. chown tty on some systems
244 */
245 privileges (SAVE);
246 privileges (IGNORE);
247
248 init_secondary ();
249
250 const char **cmd_argv = init_resources (argc, argv);
251
252 set_locale ("");
253
254#if (MENUBAR_MAX)
255 menubar_read (rs[Rs_menu]);
256#endif
257#ifdef HAVE_SCROLLBARS
258 if (Options & Opt_scrollBar)
259 scrollBar.setIdle (); /* set existence for size calculations */
260#endif
261
262 create_windows (argc, argv);
263
264 init_xlocale ();
265
266 scr_reset (); /* initialize screen */
267#ifdef RXVT_GRAPHICS
268 Gr_reset (); /* reset graphics */
269#endif
270
271#if 0
272 XSynchronize (display->display, True);
273#endif
274
275#ifdef HAVE_SCROLLBARS
276 if (Options & Opt_scrollBar)
277 resize_scrollbar (); /* create and map scrollbar */
278#endif
279#if (MENUBAR_MAX)
280 if (menubar_visible (r))
281 XMapWindow (display->display, menuBar.win);
282#endif
283#ifdef TRANSPARENT
284 if (Options & Opt_transparent)
285 {
286 XSelectInput (display->display, display->root, PropertyChangeMask);
287 check_our_parents ();
288 }
289#endif
290
291 rootwin_ev.start (display, display->root);
292
293 XMapWindow (display->display, TermWin.vt);
294 XMapWindow (display->display, TermWin.parent[0]);
295
296 init_command (cmd_argv);
297
298 pty_ev.start (cmd_fd, EVENT_READ);
299
300 check_ev.start ();
301
302 return true;
303}
304
305/* ------------------------------------------------------------------------- *
306 * SIGNAL HANDLING & EXIT HANDLER *
307 * ------------------------------------------------------------------------- */
308/*
309 * Catch a SIGCHLD signal and exit if the direct child has died
310 */
311/* ARGSUSED */
312/* EXTPROTO */
313RETSIGTYPE
314rxvt_Child_signal (int sig __attribute__ ((unused)))
315{
316 int pid, save_errno = errno;
317 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318 ;
319 errno = save_errno;
320
321#if 0
322 if (pid == cmd_pid)
323 exit (EXIT_SUCCESS);
324#endif
325}
326
327/*
328 * Catch a fatal signal and tidy up before quitting
329 */
330/* EXTPROTO */
331RETSIGTYPE
332rxvt_Exit_signal (int sig)
333{
334 signal (sig, SIG_DFL);
335#ifdef DEBUG_CMD
336 rxvt_print_error ("signal %d", sig);
337#endif
338 rxvt_clean_exit ();
339 kill (getpid (), sig);
340}
341
342/* INTPROTO */
343int
344rxvt_xerror_handler (Display *display, XErrorEvent *event)
345{
346 if (GET_R->allowedxerror == -1)
347 GET_R->allowedxerror = event->error_code;
348 else
349 {
350 old_xerror_handler (display, event);
351 GET_R->destroy ();
352 }
353
354 return 0;
355} 374}
356 375
357/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
358/* 377/*
359 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
360 * 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
361 */ 380 */
362/* 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 TRANSPARENT
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 */
363void 557 void
364rxvt_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 ()
365{ 576{
366 // TODO: rxvtd should clean up all ressources 577 ptytty::init ();
367 if (GET_R) 578
368 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 ();
369} 595}
370 596
371/* ------------------------------------------------------------------------- * 597/* ------------------------------------------------------------------------- *
372 * MEMORY ALLOCATION WRAPPERS * 598 * MEMORY ALLOCATION WRAPPERS *
373 * ------------------------------------------------------------------------- */ 599 * ------------------------------------------------------------------------- */
374/* EXTPROTO */ 600void *
375void *
376rxvt_malloc (size_t size) 601rxvt_malloc (size_t size)
377{ 602{
378 void *p;
379
380 p = malloc (size); 603 void *p = malloc (size);
604
381 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
382 return p; 608 return p;
383
384 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385 rxvt_clean_exit ();
386 exit (EXIT_FAILURE);
387 /* NOTREACHED */
388} 609}
389 610
390/* EXTPROTO */ 611void *
391void *
392rxvt_calloc (size_t number, size_t size) 612rxvt_calloc (size_t number, size_t size)
393{ 613{
394 void *p;
395
396 p = calloc (number, size); 614 void *p = calloc (number, size);
615
397 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
398 return p; 619 return p;
399
400 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
401 rxvt_clean_exit ();
402 exit (EXIT_FAILURE);
403 /* NOTREACHED */
404} 620}
405 621
406/* EXTPROTO */ 622void *
407void *
408rxvt_realloc (void *ptr, size_t size) 623rxvt_realloc (void *ptr, size_t size)
409{ 624{
410 void *p;
411
412 if (ptr)
413 p = realloc (ptr, size); 625 void *p = realloc (ptr, size);
414 else 626
415 p = malloc (size);
416 if (p) 627 if (!p)
628 rxvt_fatal ("memory allocation failure. aborting.\n");
629
417 return p; 630 return p;
418
419 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
420 rxvt_clean_exit ();
421 exit (EXIT_FAILURE);
422 /* NOTREACHED */
423} 631}
424
425/* ------------------------------------------------------------------------- *
426 * PRIVILEGED OPERATIONS *
427 * ------------------------------------------------------------------------- */
428/* take care of suid/sgid super-user (root) privileges */
429void
430rxvt_term::privileges (int mode)
431{
432#if ! defined(__CYGWIN32__)
433# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
434 /* setreuid () is the poor man's setuid (), seteuid () */
435# define seteuid(a) setreuid(-1, (a))
436# define setegid(a) setregid(-1, (a))
437# define HAVE_SETEUID
438# endif
439# ifdef HAVE_SETEUID
440 switch (mode)
441 {
442 case IGNORE:
443 /*
444 * change effective uid/gid - not real uid/gid - so we can switch
445 * back to root later, as required
446 */
447 seteuid (getuid ());
448 setegid (getgid ());
449 break;
450 case SAVE:
451 euid = geteuid ();
452 egid = getegid ();
453 break;
454 case RESTORE:
455 seteuid (euid);
456 setegid (egid);
457 break;
458 }
459# else
460 switch (mode)
461 {
462 case IGNORE:
463 setuid (getuid ());
464 setgid (getgid ());
465 /* FALLTHROUGH */
466 case SAVE:
467 /* FALLTHROUGH */
468 case RESTORE:
469 break;
470 }
471# endif
472#endif
473}
474
475#ifdef UTMP_SUPPORT
476void
477rxvt_term::privileged_utmp (char action)
478{
479 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
480 action, next_utmp_action, getpid ()));
481 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
482 || (Options & Opt_utmpInhibit)
483 || ttydev == NULL || *ttydev == '\0')
484 return;
485
486 privileges (RESTORE);
487 if (action == SAVE)
488 {
489 next_utmp_action = RESTORE;
490 makeutent (ttydev, rs[Rs_display_name]);
491 }
492 else
493 { /* action == RESTORE */
494 next_utmp_action = IGNORE;
495 cleanutent ();
496 }
497 privileges (IGNORE);
498}
499#endif
500
501#ifndef NO_SETOWNER_TTYDEV
502void
503rxvt_term::privileged_ttydev (char action)
504{
505 D_MAIN ((stderr,
506 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
507 action, next_tty_action, getpid ()));
508 if (next_tty_action != action || (action != SAVE && action != RESTORE)
509 || ttydev == NULL || *ttydev == '\0')
510 return;
511
512 privileges (RESTORE);
513
514 if (action == SAVE)
515 {
516 next_tty_action = RESTORE;
517# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520 next_tty_action = IGNORE;
521 else
522# endif
523
524 {
525 chown (ttydev, getuid (), ttygid); /* fail silently */
526 chmod (ttydev, ttymode);
527# ifdef HAVE_REVOKE
528 revoke (ttydev);
529# endif
530
531 }
532 }
533 else
534 { /* action == RESTORE */
535 next_tty_action = IGNORE;
536# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537 chmod (ttydev, ttyfd_stat.st_mode);
538 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539# else
540 chmod (ttydev,
541 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542 chown (ttydev, 0, 0);
543# endif
544
545 }
546
547 privileges (IGNORE);
548
549# ifndef RESET_TTY_TO_COMMON_DEFAULTS
550 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
551 action == RESTORE ? "Restoring" : (action ==
552 SAVE ? "Saving" :
553 "UNKNOWN ERROR for"), ttydev,
554 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555 ttyfd_stat.st_gid));
556# endif
557}
558#endif
559 632
560/*----------------------------------------------------------------------*/ 633/*----------------------------------------------------------------------*/
561/* 634/*
562 * window size/position calculcations for XSizeHint and other storage. 635 * window size/position calculcations for XSizeHint and other storage.
563 * if width/height are non-zero then override calculated width/height 636 * if width/height are non-zero then override calculated width/height
564 */ 637 */
565void 638void
566rxvt_term::window_calc (unsigned int width, unsigned int height) 639rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567{ 640{
568 short recalc_x, recalc_y; 641 short recalc_x, recalc_y;
569 int x, y, sb_w, mb_h, flags; 642 int x, y, sb_w, flags;
570 unsigned int w, h; 643 unsigned int w, h;
571 unsigned int max_width, max_height; 644 unsigned int max_width, max_height;
572 645
573 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574 TermWin.ncol, TermWin.nrow, szHint.width,
575 szHint.height));
576 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577 szHint.win_gravity = NorthWestGravity; 647 szHint.win_gravity = NorthWestGravity;
578 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579 649
580 recalc_x = recalc_y = 0; 650 recalc_x = recalc_y = 0;
581 flags = 0; 651 flags = 0;
652
582 if (!parsed_geometry) 653 if (!parsed_geometry)
583 { 654 {
584 parsed_geometry = 1; 655 parsed_geometry = 1;
656
585 if (rs[Rs_geometry]) 657 if (rs[Rs_geometry])
586 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 658 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
659
587 if (flags & WidthValue) 660 if (flags & WidthValue)
588 { 661 {
589 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 662 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
590 szHint.flags |= USSize; 663 szHint.flags |= USSize;
591 } 664 }
665
592 if (flags & HeightValue) 666 if (flags & HeightValue)
593 { 667 {
594 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 668 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
595 szHint.flags |= USSize; 669 szHint.flags |= USSize;
596 } 670 }
671
597 if (flags & XValue) 672 if (flags & XValue)
598 { 673 {
599 szHint.x = x; 674 szHint.x = x;
600 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
601 if (flags & XNegative) 677 if (flags & XNegative)
602 { 678 {
603 recalc_x = 1; 679 recalc_x = 1;
604 szHint.win_gravity = NorthEastGravity; 680 szHint.win_gravity = NorthEastGravity;
605 } 681 }
606 } 682 }
683
607 if (flags & YValue) 684 if (flags & YValue)
608 { 685 {
609 szHint.y = y; 686 szHint.y = y;
610 szHint.flags |= USPosition; 687 szHint.flags |= USPosition;
688
611 if (flags & YNegative) 689 if (flags & YNegative)
612 { 690 {
613 recalc_y = 1; 691 recalc_y = 1;
692
614 if (szHint.win_gravity == NorthEastGravity) 693 if (szHint.win_gravity == NorthEastGravity)
615 szHint.win_gravity = SouthEastGravity; 694 szHint.win_gravity = SouthEastGravity;
616 else 695 else
617 szHint.win_gravity = SouthWestGravity; 696 szHint.win_gravity = SouthWestGravity;
618 } 697 }
619 } 698 }
620 } 699 }
700
621 /* TODO: BOUNDS */ 701 /* TODO: BOUNDS */
622 TermWin.width = TermWin.ncol * TermWin.fwidth; 702 width = ncol * fwidth;
623 TermWin.height = TermWin.nrow * TermWin.fheight; 703 height = nrow * fheight;
624 max_width = MAX_COLS * TermWin.fwidth; 704 max_width = MAX_COLS * fwidth;
625 max_height = MAX_ROWS * TermWin.fheight; 705 max_height = MAX_ROWS * fheight;
626 706
627 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 707 szHint.base_width = szHint.base_height = 2 * int_bwidth;
628 708
629 sb_w = mb_h = 0; 709 sb_w = 0;
630 window_vt_x = window_vt_y = 0; 710 window_vt_x = window_vt_y = int_bwidth;
631 if (scrollbar_visible ()) 711
712 if (scrollBar.state)
632 { 713 {
633 sb_w = scrollbar_TotalWidth (); 714 sb_w = scrollbar_TotalWidth ();
634 szHint.base_width += sb_w; 715 szHint.base_width += sb_w;
716
635 if (! (Options & Opt_scrollBar_right)) 717 if (!option (Opt_scrollBar_right))
636 window_vt_x = sb_w; 718 window_vt_x += sb_w;
637 }
638 if (menubar_visible ())
639 { 719 }
640 mb_h = menuBar_TotalHeight (); 720
641 szHint.base_height += mb_h;
642 window_vt_y = mb_h;
643 }
644 szHint.width_inc = TermWin.fwidth; 721 szHint.width_inc = fwidth;
645 szHint.height_inc = TermWin.fheight; 722 szHint.height_inc = fheight;
646 szHint.min_width = szHint.base_width + szHint.width_inc; 723 szHint.min_width = szHint.base_width + szHint.width_inc;
647 szHint.min_height = szHint.base_height + szHint.height_inc; 724 szHint.min_height = szHint.base_height + szHint.height_inc;
648 725
649 if (width && width - szHint.base_width < max_width) 726 if (newwidth && newwidth - szHint.base_width < max_width)
650 { 727 {
651 szHint.width = width; 728 szHint.width = newwidth;
652 TermWin.width = width - szHint.base_width; 729 width = newwidth - szHint.base_width;
653 } 730 }
654 else 731 else
655 { 732 {
656 MIN_IT (TermWin.width, max_width); 733 min_it (width, max_width);
657 szHint.width = szHint.base_width + TermWin.width; 734 szHint.width = szHint.base_width + width;
658 } 735 }
736
659 if (height && height - szHint.base_height < max_height) 737 if (newheight && newheight - szHint.base_height < max_height)
660 { 738 {
661 szHint.height = height; 739 szHint.height = newheight;
662 TermWin.height = height - szHint.base_height; 740 height = newheight - szHint.base_height;
663 } 741 }
664 else 742 else
665 { 743 {
666 MIN_IT (TermWin.height, max_height); 744 min_it (height, max_height);
667 szHint.height = szHint.base_height + TermWin.height; 745 szHint.height = szHint.base_height + height;
668 } 746 }
747
669 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 748 if (scrollBar.state && option (Opt_scrollBar_right))
670 window_sb_x = szHint.width - sb_w; 749 window_sb_x = szHint.width - sb_w;
671 750
672 if (recalc_x) 751 if (recalc_x)
673 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 752 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674 - szHint.width - 2 * TermWin.ext_bwidth); 753
675 if (recalc_y) 754 if (recalc_y)
676 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 755 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677 - szHint.height - 2 * TermWin.ext_bwidth);
678 756
679 TermWin.ncol = TermWin.width / TermWin.fwidth; 757 ncol = width / fwidth;
680 TermWin.nrow = TermWin.height / TermWin.fheight; 758 nrow = height / fheight;
681 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682 TermWin.ncol, TermWin.nrow, szHint.width,
683 szHint.height));
684 return;
685} 759}
686 760
687/*----------------------------------------------------------------------*/ 761/*----------------------------------------------------------------------*/
688/* 762/*
689 * Tell the teletype handler what size the window is. 763 * Tell the teletype handler what size the window is.
690 * Called after a window size change. 764 * Called after a window size change.
691 */ 765 */
692void 766void
693rxvt_term::tt_winch () 767rxvt_term::tt_winch ()
694{ 768{
769 if (pty->pty < 0)
770 return;
771
695 struct winsize ws; 772 struct winsize ws;
696 773
697 if (cmd_fd < 0)
698 return;
699
700 ws.ws_col = TermWin.ncol; 774 ws.ws_col = ncol;
701 ws.ws_row = TermWin.nrow; 775 ws.ws_row = nrow;
702 ws.ws_xpixel = ws.ws_ypixel = 0; 776 ws.ws_xpixel = width;
703#ifndef DEBUG_SIZE 777 ws.ws_ypixel = height;
704 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 778 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
705#else 779
706 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 780#if 0
707 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 781 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
708# ifdef SIGWINCH
709 else if (cmd_pid) /* force through to the command */ 782 if (cmd_pid) /* force through to the command */
710 kill (cmd_pid, SIGWINCH); 783 kill (-cmd_pid, SIGWINCH);
711# endif
712#endif 784#endif
713} 785}
714 786
715/*----------------------------------------------------------------------*/ 787/*----------------------------------------------------------------------*/
716/* rxvt_change_font () - Switch to a new font */ 788/* set_fonts () - load and set the various fonts
717/* 789 *
718 * init = 1 - initialize 790 * init = 1 - initialize
719 * 791 *
720 * fontname == FONT_UP - switch to bigger font 792 * fontname == FONT_UP - switch to bigger font
721 * fontname == FONT_DN - switch to smaller font 793 * fontname == FONT_DN - switch to smaller font
722 */ 794 */
723void 795bool
724rxvt_term::change_font (int init, const char *fontname) 796rxvt_term::set_fonts ()
725{} 797{
798 rxvt_fontset *fs = new rxvt_fontset (this);
799 rxvt_fontprop prop;
726 800
727void 801 if (!fs
728rxvt_term::font_up_down (int n, int direction) 802 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
729{} 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}
730 889
731/*----------------------------------------------------------------------*/ 890/*----------------------------------------------------------------------*/
732/*----------------------------------------------------------------------*/ 891/*----------------------------------------------------------------------*/
733/* xterm sequences - title, iconName, color (exptl) */ 892/* xterm sequences - title, iconName, color (exptl) */
734void 893void
735rxvt_term::set_title (const char *str) 894rxvt_term::set_title (const char *str)
736{ 895{
737#ifndef SMART_WINDOW_TITLE 896 set_string_property (XA_WM_NAME, str);
738 XStoreName (display->display, TermWin.parent[0], str); 897#if ENABLE_EWMH
739#else 898 set_utf8_property (xa[XA_NET_WM_NAME], str);
740 char *name;
741
742 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743 name = NULL;
744 if (name == NULL || STRCMP (name, str))
745 XStoreName (display->display, TermWin.parent[0], str);
746 if (name)
747 XFree (name);
748#endif 899#endif
749} 900}
750 901
751void 902void
752rxvt_term::set_iconName (const char *str) 903rxvt_term::set_icon_name (const char *str)
753{ 904{
754#ifndef SMART_WINDOW_TITLE 905 set_string_property (XA_WM_ICON_NAME, str);
755 XSetIconName (display->display, TermWin.parent[0], str); 906#if ENABLE_EWMH
756#else 907 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757 char *name;
758
759 if (XGetIconName (display->display, TermWin.parent[0], &name))
760 name = NULL;
761 if (name == NULL || STRCMP (name, str))
762 XSetIconName (display->display, TermWin.parent[0], str);
763 if (name)
764 XFree (name);
765#endif 908#endif
766} 909}
767 910
768#ifdef XTERM_COLOR_CHANGE 911#ifdef XTERM_COLOR_CHANGE
769void 912void
770rxvt_term::set_window_color (int idx, const char *color) 913rxvt_term::set_window_color (int idx, const char *color)
771{ 914{
772 rxvt_color xcol; 915 rxvt_color xcol;
773 int i; 916 int i;
774 917
775 if (color == NULL || *color == '\0') 918 if (color == NULL || *color == '\0')
776 return; 919 return;
777 920
921 color = strdup (color);
922 allocated.push_back ((void *)color);
923 rs[Rs_color + idx] = color;
924
778 /* handle color aliases */ 925 /* handle color aliases */
779 if (isdigit (*color)) 926 if (isdigit (*color))
780 { 927 {
781 i = atoi (color); 928 i = atoi (color);
929
782 if (i >= 8 && i <= 15) 930 if (i >= 8 && i <= 15)
783 { /* bright colors */ 931 { /* bright colors */
784 i -= 8; 932 i -= 8;
785# ifndef NO_BRIGHTCOLOR
786 PixColors[idx] = PixColors[minBrightCOLOR + i]; 933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
787 SET_PIXCOLOR (idx);
788 goto Done; 934 goto done;
789# endif
790
791 } 935 }
936
792 if (i >= 0 && i <= 7) 937 if (i >= 0 && i <= 7)
793 { /* normal colors */ 938 { /* normal colors */
794 PixColors[idx] = PixColors[minCOLOR + i]; 939 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795 SET_PIXCOLOR (idx);
796 goto Done; 940 goto done;
797 } 941 }
798 } 942 }
799 if (!rXParseAllocColor (& xcol, color)) 943
800 return; 944 set_color (xcol, color);
801 /* XStoreColor (display->display, XCMAP, XColor*); */
802 945
803 /* 946 /*
804 * 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,
805 * so just keep gobbling up the colormap 948 * so just keep gobbling up the colormap
806 */ 949 */
807# if 0
808 for (i = Color_Black; i <= Color_White; i++)
809 if (PixColors[idx] == PixColors[i])
810 break;
811 if (i > Color_White)
812 {
813 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815 DisplayPlanes (display->display, display->screen));
816 }
817# endif
818 950
819 PixColors[idx] = xcol; 951 pix_colors_focused[idx] = xcol;
820 SET_PIXCOLOR (idx);
821 952
822 /* XSetWindowAttributes attr; */ 953 /* XSetWindowAttributes attr; */
823 /* Cursor cursor; */ 954 /* Cursor cursor; */
824Done: 955done:
825 if (idx == Color_bg && ! (Options & Opt_transparent))
826 XSetWindowBackground (display->display, TermWin.vt,
827 PixColors[Color_bg]);
828
829 /* handle Color_BD, scrollbar background, etc. */ 956 /*TODO: handle Color_BD, scrollbar background, etc. */
830 957
831 set_colorfgbg (); 958 update_fade_color (idx);
832 recolour_cursor (); 959 recolour_cursor ();
833 /* the only reasonable way to enforce a clean update */ 960 scr_recolour ();
834 scr_poweron ();
835} 961}
836 962
837#else 963#else
838# define set_window_color (idx,color) ((void)0) 964# define set_window_color (idx,color) ((void)0)
839#endif /* XTERM_COLOR_CHANGE */ 965#endif /* XTERM_COLOR_CHANGE */
840 966
841void 967void
842rxvt_term::recolour_cursor () 968rxvt_term::recolour_cursor ()
843{ 969{
844#if TODO 970 XColor fg, bg;
845 rxvt_color xcol[2];
846 971
847 xcol[0] = PixColors[Color_pointer]; 972 (ISSET_PIXCOLOR (Color_pointer_fg)
848 xcol[1] = PixColors[Color_bg]; 973 ? pix_colors_focused[Color_pointer_fg]
849 XQueryColors (display->display, XCMAP, xcol, 2); 974 : pix_colors_focused[Color_fg]).get (fg);
850 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 975
851#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);
852} 981}
853 982
854/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
855/* 984/*
856 * 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
857 */ 986 */
858void 987void
859rxvt_term::set_colorfgbg () 988rxvt_term::set_colorfgbg ()
860{ 989{
861 unsigned int i; 990 unsigned int i;
862 const char *xpmb = "\0"; 991 const char *xpmb = "\0";
863 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 992 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864 993
865 env_colorfgbg =
866 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867 STRCPY (fstr, "default"); 994 strcpy (fstr, "default");
868 STRCPY (bstr, "default"); 995 strcpy (bstr, "default");
869 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_fg] == PixColors[i]) 997 if (pix_colors[Color_fg] == pix_colors[i])
871 { 998 {
872 sprintf (fstr, "%d", (i - Color_Black)); 999 sprintf (fstr, "%d", (i - Color_Black));
873 break; 1000 break;
874 } 1001 }
1002
875 for (i = Color_Black; i <= Color_White; i++) 1003 for (i = Color_Black; i <= Color_White; i++)
876 if (PixColors[Color_bg] == PixColors[i]) 1004 if (pix_colors[Color_bg] == pix_colors[i])
877 { 1005 {
878 sprintf (bstr, "%d", (i - Color_Black)); 1006 sprintf (bstr, "%d", (i - Color_Black));
879#ifdef XPM_BACKGROUND 1007#ifdef XPM_BACKGROUND
880 xpmb = "default;"; 1008 xpmb = "default;";
881#endif 1009#endif
882 break; 1010 break;
883 } 1011 }
884 1012
885 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1013 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887#ifndef NO_BRIGHTCOLOR
888 colorfgbg = DEFAULT_RSTYLE;
889 for (i = minCOLOR; i <= maxCOLOR; i++)
890 {
891 if (PixColors[Color_fg] == PixColors[i])
892 colorfgbg = SET_FGCOLOR (colorfgbg, i);
893 if (PixColors[Color_bg] == PixColors[i])
894 colorfgbg = SET_BGCOLOR (colorfgbg, i);
895 }
896#endif
897} 1014}
898 1015
899/*----------------------------------------------------------------------*/ 1016/*----------------------------------------------------------------------*/
900/*
901 * Colour determination for low colour displays, routine from
902 * Hans de Goede <hans@highrise.nl>
903 */
904 1017
905int 1018bool
906rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1019rxvt_term::set_color (rxvt_color &color, const char *name)
907{ 1020{
908 if (!screen_in_out->set (display, colour)) 1021 if (color.set (this, name))
909 {
910 rxvt_print_error ("can't allocate colour: %s", colour);
911 return false;
912 }
913
914 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]);
915} 1032}
916 1033
917/* -------------------------------------------------------------------- * 1034/* -------------------------------------------------------------------- *
918 * - WINDOW RESIZING - * 1035 * - WINDOW RESIZING - *
919 * -------------------------------------------------------------------- */ 1036 * -------------------------------------------------------------------- */
920void 1037void
921rxvt_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)
922{ 1039{
923 int fix_screen; 1040 int fix_screen;
1041 int old_width = szHint.width;
1042 int old_height = szHint.height;
924 1043
925#ifdef SMART_RESIZE
926 int old_width = szHint.width, old_height = szHint.height;
927#endif
928
929 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)))
930 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1047 XSetWMNormalHints (dpy, parent[0], &szHint);
1048
931 if (!ignoreparent) 1049 if (!ignoreparent)
932 { 1050 {
933#ifdef SMART_RESIZE 1051#ifdef SMART_RESIZE
934 /* 1052 /*
935 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1053 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
938 int x, y, x1, y1; 1056 int x, y, x1, y1;
939 int dx, dy; 1057 int dx, dy;
940 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1058 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941 Window unused_cr; 1059 Window unused_cr;
942 1060
943 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1061 XTranslateCoordinates (dpy, parent[0], display->root,
944 0, 0, &x, &y, &unused_cr); 1062 0, 0, &x, &y, &unused_cr);
945 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1063 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
946 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1064 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
947 /* 1065 /*
948 * 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
949 * our position for handles and decorations. Counter it 1067 * our position for handles and decorations. Counter it
950 */ 1068 */
952 { 1070 {
953 x -= x1; 1071 x -= x1;
954 y -= y1; 1072 y -= y1;
955 } 1073 }
956 1074
957 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1075 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1076 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959 dx = old_width - szHint.width; 1077 dx = old_width - szHint.width;
960 dy = old_height - szHint.height; 1078 dy = old_height - szHint.height;
961 1079
962 /* Check position of the center of the window */ 1080 /* Check position of the center of the window */
963 if (x < x1) /* left half */ 1081 if (x < x1) /* left half */
964 dx = 0; 1082 dx = 0;
967 if (y < y1) /* top half */ 1085 if (y < y1) /* top half */
968 dy = 0; 1086 dy = 0;
969 else if (y == y1) /* exact center */ 1087 else if (y == y1) /* exact center */
970 dy /= 2; 1088 dy /= 2;
971 1089
972 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1090 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
973 szHint.width, szHint.height); 1091 szHint.width, szHint.height);
974#else 1092#else
975 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1093 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
976 szHint.height);
977#endif 1094#endif
978
979 } 1095 }
980 1096
981 fix_screen = (TermWin.ncol != prev_ncol 1097 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982 || TermWin.nrow != prev_nrow);
983 1098
984 if (fix_screen || width != old_width || height != old_height) 1099 if (fix_screen || newwidth != old_width || newheight != old_height)
985 { 1100 {
986 if (scrollbar_visible ()) 1101 if (scrollBar.state)
987 { 1102 {
988 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1103 XMoveResizeWindow (dpy, scrollBar.win,
1104 window_sb_x, 0,
989 0, scrollbar_TotalWidth (), szHint.height); 1105 scrollbar_TotalWidth (), szHint.height);
990 resize_scrollbar (); 1106 resize_scrollbar ();
991 } 1107 }
992 1108
993 if (menubar_visible ()) 1109 XMoveResizeWindow (dpy, vt,
994 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1110 window_vt_x, window_vt_y,
995 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
996
997 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
998 window_vt_y, TermWin_TotalWidth (),
999 TermWin_TotalHeight ()); 1111 width, height);
1000#ifdef RXVT_GRAPHICS 1112
1001 if (old_height)
1002 Gr_Resize (old_width - szHint.base_width,
1003 old_height - szHint.base_height);
1004#endif
1005 scr_clear (); 1113 scr_clear ();
1006#ifdef XPM_BACKGROUND 1114#ifdef XPM_BACKGROUND
1007 resize_pixmap (); 1115 resize_pixmap ();
1008#endif 1116#endif
1009
1010 } 1117 }
1011 1118
1012 if (fix_screen || old_height == 0) 1119 if (fix_screen || old_height == 0)
1013 {
1014 int curr_screen = -1;
1015 int old_ncol = prev_ncol;
1016
1017 /* scr_reset only works on the primary screen */
1018 if (old_height) /* this is not the first time through */
1019 {
1020 unsigned int ncol = TermWin.ncol;
1021 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022 curr_screen = scr_change_screen (PRIMARY);
1023 TermWin.ncol = ncol;
1024 }
1025
1026 scr_reset (); 1120 scr_reset ();
1027 1121
1028 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
1029 { 1123 //scr_touch (false);
1030 scr_change_screen (curr_screen);
1031 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1032 }
1033 }
1034 1124
1035 old_width = szHint.width; 1125#ifdef XPM_BACKGROUND
1036 old_height = szHint.height; 1126 if (pixmap)
1127 scr_touch (false);
1128#endif
1037 1129
1038#ifdef USE_XIM 1130#ifdef USE_XIM
1039 IMSetStatusPosition (); 1131 IMSetPosition ();
1040#endif 1132#endif
1041} 1133}
1042 1134
1043/* 1135/*
1044 * 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.
1045 * good for toggling 80/132 columns 1137 * good for toggling 80/132 columns
1046 */ 1138 */
1047void 1139void
1048rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1140rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049{ 1141{
1050 XWindowAttributes wattr; 1142 XWindowAttributes wattr;
1051 1143
1052 if (width == 0 || height == 0) 1144 if (newwidth == 0 || newheight == 0)
1053 { 1145 {
1054 XGetWindowAttributes (display->display, display->root, &wattr); 1146 XGetWindowAttributes (dpy, display->root, &wattr);
1147
1055 if (width == 0) 1148 if (newwidth == 0)
1056 width = wattr.width - szHint.base_width; 1149 newwidth = wattr.width - szHint.base_width;
1057 if (height == 0) 1150 if (newheight == 0)
1058 height = wattr.height - szHint.base_height; 1151 newheight = wattr.height - szHint.base_height;
1059 }
1060 if (width != TermWin.width || height != TermWin.height)
1061 { 1152 }
1153
1154 if (newwidth != width || newheight != height)
1155 {
1062 width += szHint.base_width; 1156 newwidth += szHint.base_width;
1063 height += szHint.base_height; 1157 newheight += szHint.base_height;
1064 resize_all_windows (width, height, 0); 1158 resize_all_windows (newwidth, newheight, 0);
1065 } 1159 }
1066} 1160}
1067 1161
1068/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
1069 * - X INPUT METHOD ROUTINES - * 1163 * - X INPUT METHOD ROUTINES - *
1070 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
1071#ifdef USE_XIM 1165#ifdef USE_XIM
1072 1166
1073void 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
1074rxvt_term::im_set_size (XRectangle *size) 1175rxvt_term::im_set_size (XRectangle &size)
1075{ 1176{
1076 size->x = TermWin.int_bwidth; 1177 // the int_bwidth terms make no sense to me
1077 size->y = TermWin.int_bwidth; 1178 size.x = int_bwidth;
1078 size->width = Width2Pixel (TermWin.ncol); 1179 size.y = int_bwidth;
1079 size->height = Height2Pixel (TermWin.nrow); 1180 size.width = Width2Pixel (ncol) + int_bwidth;
1181 size.height = Height2Pixel (nrow) + int_bwidth;
1080} 1182}
1081 1183
1082void 1184void
1083rxvt_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)
1084{ 1188{
1085 *fg = PixColors[Color_fg]; 1189 preedit_rect.x = needed_rect.width;
1086 *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;
1087} 1198}
1088 1199
1089/* Checking whether input method is running. */ 1200/* Checking whether input method is running. */
1090bool 1201bool
1091rxvt_term::IMisRunning () 1202rxvt_term::IMisRunning ()
1092{ 1203{
1093 char *p; 1204 char *p;
1094 Atom atom; 1205 Atom atom;
1095 Window win; 1206 Window win;
1096 char server[IMBUFSIZ]; 1207 char server[IMBUFSIZ];
1097 1208
1098 /* get current locale modifier */ 1209 /* get current locale modifier */
1099 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1210 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100 { 1211 {
1101 STRCPY (server, "@server="); 1212 strcpy (server, "@server=");
1102 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1213 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1214
1103 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1215 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1104 *p = '\0'; 1216 *p = '\0';
1105 1217
1106 atom = XInternAtom (display->display, server, False); 1218 atom = XInternAtom (dpy, server, False);
1107 win = XGetSelectionOwner (display->display, atom); 1219 win = XGetSelectionOwner (dpy, atom);
1220
1108 if (win != None) 1221 if (win != None)
1109 return True; 1222 return True;
1110 } 1223 }
1224
1111 return False; 1225 return False;
1112} 1226}
1113 1227
1114void 1228void
1115rxvt_term::IMSendSpot () 1229rxvt_term::IMSendSpot ()
1116{ 1230{
1117 XPoint spot; 1231 XPoint nspot;
1118 XVaNestedList preedit_attr; 1232 XVaNestedList preedit_attr;
1119 1233
1120 if (Input_Context == NULL 1234 if (!Input_Context
1121 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1235 || !focus
1122 || ! (event_type == KeyPress 1236 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123 || event_type == Expose
1124 || event_type == NoExpose
1125 || event_type == SelectionNotify
1126 || event_type == ButtonRelease || event_type == FocusIn)
1127 || !IMisRunning ())
1128 return; 1237 return;
1129 1238
1130 im_set_position (&spot); 1239 im_set_position (nspot);
1240
1241 if (nspot.x == spot.x && nspot.y == spot.y)
1242 return;
1243
1244 spot = nspot;
1131 1245
1132 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1246 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1247 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134 XFree (preedit_attr); 1248 XFree (preedit_attr);
1135} 1249}
1136 1250
1137void 1251void
1138rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139 XRectangle * needed_rect)
1140{
1141 int mbh, vtx = 0;
1142
1143 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144 vtx = scrollbar_TotalWidth ();
1145
1146 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147 mbh -= TermWin.lineSpace;
1148
1149 preedit_rect->x = needed_rect->width + vtx;
1150 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153 preedit_rect->height = Height2Pixel (1);
1154
1155 status_rect->x = vtx;
1156 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159 status_rect->height = Height2Pixel (1);
1160}
1161
1162void
1163rxvt_term::im_destroy () 1252rxvt_term::im_destroy ()
1164{ 1253{
1165 if (Input_Context)
1166 {
1167 XDestroyIC (Input_Context);
1168 Input_Context = NULL;
1169 }
1170
1171 if (input_method) 1254 if (input_method)
1172 { 1255 {
1256 if (Input_Context && input_method->xim)
1257 XDestroyIC (Input_Context);
1258
1173 display->put_xim (input_method); 1259 display->put_xim (input_method);
1174 input_method = 0; 1260 input_method = 0;
1175 } 1261 }
1262
1263 Input_Context = 0;
1176} 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
1177 1339
1178/* 1340/*
1179 * 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
1180 * open a suitable preedit type 1342 * open a suitable preedit type
1181 */ 1343 */
1182bool 1344bool
1183rxvt_term::IM_get_IC (const char *modifiers) 1345rxvt_term::IM_get_IC (const char *modifiers)
1184{ 1346{
1185 int i, j, found; 1347 int i, j, found;
1186 XIM xim; 1348 XIM xim;
1187 XPoint spot; 1349 XPoint spot;
1188 XRectangle rect, status_rect, needed_rect; 1350 XRectangle rect, status_rect, needed_rect;
1189 unsigned long fg, bg; 1351 unsigned long fg, bg;
1190 const char *p; 1352 const char *p;
1191 char **s; 1353 char **s;
1192 XIMStyles *xim_styles; 1354 XIMStyles *xim_styles;
1193 XVaNestedList preedit_attr, status_attr; 1355#ifdef ENABLE_XIM_ONTHESPOT
1356 XIMCallback xcb[4];
1357#endif
1358
1359 set_environ (envv);
1194 1360
1195 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1361 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196 return false; 1362 return false;
1197 1363
1198 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199 input_method = display->get_xim (locale, modifiers); 1364 input_method = display->get_xim (locale, modifiers);
1200 if (input_method == NULL) 1365 if (input_method == NULL)
1201 return false; 1366 return false;
1202 1367
1203 xim = input_method->xim; 1368 xim = input_method->xim;
1369 spot.x = spot.y = -1;
1204 1370
1205 xim_styles = NULL; 1371 xim_styles = NULL;
1206 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1372 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207 || !xim_styles || !xim_styles->count_styles) 1373 || !xim_styles || !xim_styles->count_styles)
1208 { 1374 {
1209 display->put_xim (input_method); 1375 im_destroy ();
1210 return false; 1376 return false;
1211 } 1377 }
1212 1378
1213 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
1214 s = rxvt_splitcommastring (p); 1388 s = rxvt_splitcommastring (p);
1389
1215 for (i = found = 0; !found && s[i]; i++) 1390 for (i = found = 0; !found && s[i]; i++)
1216 { 1391 {
1217 if (!STRCMP (s[i], "OverTheSpot")) 1392 if (!strcmp (s[i], "OverTheSpot"))
1218 input_style = (XIMPreeditPosition | XIMStatusNothing); 1393 input_style = XIMPreeditPosition | XIMStatusNothing;
1219 else if (!STRCMP (s[i], "OffTheSpot")) 1394 else if (!strcmp (s[i], "OffTheSpot"))
1220 input_style = (XIMPreeditArea | XIMStatusArea); 1395 input_style = XIMPreeditArea | XIMStatusArea;
1221 else if (!STRCMP (s[i], "Root")) 1396 else if (!strcmp (s[i], "Root"))
1222 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;
1223 1406
1224 for (j = 0; j < xim_styles->count_styles; j++) 1407 for (j = 0; j < xim_styles->count_styles; j++)
1225 if (input_style == xim_styles->supported_styles[j]) 1408 if (input_style == xim_styles->supported_styles[j])
1226 { 1409 {
1410 rxvt_freecommastring (s);
1411
1227 found = 1; 1412 found = 1;
1228 break; 1413 goto foundpet;
1414 }
1415
1229 } 1416 }
1230 }
1231 1417
1232 for (i = 0; s[i]; i++) 1418 rxvt_freecommastring (s);
1233 free (s[i]); 1419 }
1234 1420
1235 free (s); 1421foundpet:
1422
1236 XFree (xim_styles); 1423 XFree (xim_styles);
1237 1424
1238 if (!found) 1425 if (!found)
1239 { 1426 {
1240 display->put_xim (input_method); 1427 im_destroy ();
1241 return false; 1428 return false;
1242 } 1429 }
1243 1430
1244 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 }
1245 1465
1246 if (input_style & XIMPreeditPosition) 1466 if (input_style & XIMPreeditPosition)
1247 { 1467 {
1248 im_set_size (&rect); 1468 im_set_size (rect);
1249 im_set_position (&spot); 1469 im_set_position (spot);
1250 im_set_color (&fg, &bg); 1470 im_set_color (fg, bg);
1251 1471
1252 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1472 preedit_attr = XVaCreateNestedList (0,
1473 XNForeground, fg,
1474 XNBackground, bg,
1475 XNArea, &rect,
1253 XNSpotLocation, &spot, 1476 XNSpotLocation, &spot,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, TermWin.fontset, 1477 XNFontSet, fs,
1256 NULL); 1478 NULL);
1257 } 1479 }
1258 else if (input_style & XIMPreeditArea) 1480 else if (input_style & XIMPreeditArea)
1259 { 1481 {
1260 im_set_color (&fg, &bg); 1482 im_set_color (fg, bg);
1261 1483
1262 /* 1484 /*
1263 * The necessary width of preedit area is unknown 1485 * The necessary width of preedit area is unknown
1264 * until create input context. 1486 * until create input context.
1265 */ 1487 */
1266 needed_rect.width = 0; 1488 needed_rect.width = 0;
1267
1268 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1489 im_set_preedit_area (rect, status_rect, needed_rect);
1269 1490
1270 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1491 preedit_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1271 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,
1272 //XNFontSet, TermWin.fontset, 1501 XNFontSet, fs,
1273 NULL); 1502 NULL);
1274 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1503 }
1275 XNForeground, fg, XNBackground, bg, 1504#if ENABLE_XIM_ONTHESPOT
1276 //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
1277 NULL); 1524 NULL);
1278 } 1525 }
1526#endif
1279 1527
1280 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1528 Input_Context = XCreateIC (xim,
1529 XNInputStyle, input_style,
1281 XNClientWindow, TermWin.parent[0], 1530 XNClientWindow, vt,
1282 XNFocusWindow, TermWin.parent[0], 1531 XNFocusWindow, parent[0],
1283 preedit_attr ? XNPreeditAttributes : NULL, 1532 preedit_attr ? XNPreeditAttributes : NULL,
1284 preedit_attr, 1533 preedit_attr,
1285 status_attr ? XNStatusAttributes : NULL, 1534 status_attr ? XNStatusAttributes : NULL,
1286 status_attr, NULL); 1535 status_attr, NULL);
1536
1287 if (preedit_attr) XFree (preedit_attr); 1537 if (preedit_attr) XFree (preedit_attr);
1288 if (status_attr) XFree (status_attr); 1538 if (status_attr) XFree (status_attr);
1539 if (fs) XFreeFontSet (dpy, fs);
1289 1540
1290 if (Input_Context == NULL) 1541 if (Input_Context == NULL)
1291 { 1542 {
1292 rxvt_print_error ("failed to create input context"); 1543 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293 display->put_xim (input_method); 1544 im_destroy ();
1294 return false; 1545 return false;
1295 } 1546 }
1296 1547
1297 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
1298 IMSetStatusPosition (); 1554 IMSetPosition ();
1299 1555
1300 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1301 return true; 1556 return true;
1302} 1557}
1303 1558
1304void 1559void
1305rxvt_term::im_cb () 1560rxvt_term::im_cb ()
1306{ 1561{
1307 int i, found, had_im; 1562 int i;
1308 const char *p; 1563 const char *p;
1309 char **s; 1564 char **s;
1310 char buf[IMBUFSIZ]; 1565 char buf[IMBUFSIZ];
1311 1566
1567 make_current ();
1568
1312 im_destroy (); 1569 im_destroy ();
1313 1570
1314 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315 if (Input_Context) 1571 if (Input_Context)
1316 return; 1572 return;
1317 1573
1318#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319 if (rs[Rs_imLocale]) 1575 if (rs[Rs_imLocale])
1324 if (p && *p) 1580 if (p && *p)
1325 { 1581 {
1326 bool found = false; 1582 bool found = false;
1327 1583
1328 s = rxvt_splitcommastring (p); 1584 s = rxvt_splitcommastring (p);
1585
1329 for (i = 0; s[i]; i++) 1586 for (i = 0; s[i]; i++)
1330 { 1587 {
1331 if (*s[i]) 1588 if (*s[i])
1332 { 1589 {
1333 STRCPY (buf, "@im="); 1590 strcpy (buf, "@im=");
1334 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1591 strncat (buf, s[i], IMBUFSIZ - 5);
1335 if (IM_get_IC (buf)) 1592 if (IM_get_IC (buf))
1336 { 1593 {
1337 found = true; 1594 found = true;
1338 break; 1595 break;
1339 } 1596 }
1340 } 1597 }
1341 } 1598 }
1342 for (i = 0; s[i]; i++) 1599
1343 free (s[i]); 1600 rxvt_freecommastring (s);
1344 free (s);
1345 1601
1346 if (found) 1602 if (found)
1347 goto done; 1603 goto done;
1348 } 1604 }
1349 1605
1361 SET_LOCALE (locale); 1617 SET_LOCALE (locale);
1362#endif 1618#endif
1363} 1619}
1364 1620
1365void 1621void
1366rxvt_term::IMSetStatusPosition () 1622rxvt_term::IMSetPosition ()
1367{ 1623{
1368 XRectangle preedit_rect, status_rect, *needed_rect; 1624 XRectangle preedit_rect, status_rect, *needed_rect;
1369 XVaNestedList preedit_attr, status_attr; 1625 XVaNestedList preedit_attr, status_attr;
1370 1626
1371 if (Input_Context == NULL 1627 if (!Input_Context
1372 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1628 || !focus
1629 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373 || !IMisRunning ()) 1630 || !IMisRunning ())
1374 return; 1631 return;
1375 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 {
1376 /* Getting the necessary width of preedit area */ 1643 /* Getting the necessary width of preedit area */
1377 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1644 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1645 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379 XFree (status_attr); 1646 XFree (status_attr);
1380 1647
1381 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);
1382 1650
1383 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1651 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1652 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385 1653
1386 XSetICValues (Input_Context, 1654 XSetICValues (Input_Context,
1387 XNPreeditAttributes, preedit_attr, 1655 XNPreeditAttributes, preedit_attr,
1388 XNStatusAttributes, status_attr, NULL); 1656 XNStatusAttributes, status_attr,
1657 NULL);
1389 1658
1659 XFree (status_attr);
1660 }
1661
1390 XFree (preedit_attr); 1662 XFree (preedit_attr);
1391 XFree (status_attr);
1392} 1663}
1393#endif /* USE_XIM */ 1664#endif /* USE_XIM */
1394 1665
1395/*----------------------------------------------------------------------*/
1396rxvt_t rxvt_current_term;
1397
1398/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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