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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.27 by pcg, Mon Feb 9 07:11:49 2004 UTC vs.
Revision 1.226 by root, Thu Jul 6 23:48:11 2006 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 if (!locale || !strncmp (locale, curlocale, 128))
54 { 62 return false;
63
55 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
57 } 66 return true;
58} 67}
59 68
60void * 69void
61rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
62{ 71{
63 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
64 75
65 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
66 return p; 141 return len;
67}
68 142
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 143}
144#endif
74 145
75rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
76 : 147 :
77#ifdef TRANSPARENT 148#if TRANSPARENT || ENABLE_PERL
78 rootwin_ev (this, &rxvt_term::rootwin_cb), 149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
79#endif 177#endif
80 termwin_ev (this, &rxvt_term::x_cb), 178 termwin_ev (this, &rxvt_term::x_cb),
81 vt_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
82#ifdef HAVE_SCROLLBARS
83 scrollbar_ev (this, &rxvt_term::x_cb), 180 child_ev (this, &rxvt_term::child_cb),
84#endif
85#ifdef MENUBAR
86 menubar_ev (this, &rxvt_term::x_cb), fixme
87#endif
88#ifdef CURSOR_BLINK
89 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
90#endif
91#ifdef TEXT_BLINK
92 text_blink_ev (this, &rxvt_term::text_blink_cb),
93#endif
94#ifdef POINTER_BLANK
95 pointer_ev (this, &rxvt_term::pointer_cb),
96#endif
97 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
98 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
99 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
100 incr_ev (this, &rxvt_term::incr_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
101{ 186{
102 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 pty_ev.stop ();
204 delete pty; pty = 0;
103} 205}
104 206
105rxvt_term::~rxvt_term () 207rxvt_term::~rxvt_term ()
106{ 208{
209 termlist.erase (find (termlist.begin (), termlist.end(), this));
210
211 emergency_cleanup ();
212
213#if ENABLE_STYLES
214 for (int i = RS_styleCount; --i; )
215 if (fontset[i] != fontset[0])
216 delete fontset[i];
217#endif
218 delete fontset[0];
219
220 if (display)
221 {
222 selection_clear ();
223
224#ifdef USE_XIM
225 im_destroy ();
226#endif
227#ifdef XTERM_SCROLLBAR
228 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
229 if (ShadowGC) XFreeGC (dpy, ShadowGC);
230#endif
231#ifdef PLAIN_SCROLLBAR
232 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
233#endif
234#ifdef NEXT_SCROLLBAR
235 if (blackGC) XFreeGC (dpy, blackGC);
236 if (whiteGC) XFreeGC (dpy, whiteGC);
237 if (grayGC) XFreeGC (dpy, grayGC);
238 if (darkGC) XFreeGC (dpy, darkGC);
239 if (stippleGC) XFreeGC (dpy, stippleGC);
240 if (dimple) XFreePixmap (dpy, dimple);
241 if (upArrow) XFreePixmap (dpy, upArrow);
242 if (downArrow) XFreePixmap (dpy, downArrow);
243 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
244 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
245#endif
246#ifdef RXVT_SCROLLBAR
247 if (topShadowGC) XFreeGC (dpy, topShadowGC);
248 if (botShadowGC) XFreeGC (dpy, botShadowGC);
249 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
250#endif
251 if (gc) XFreeGC (dpy, gc);
252
253 delete drawable;
254 // destroy all windows
255 if (parent[0])
256 XDestroyWindow (dpy, parent[0]);
257
258 for (int i = 0; i < TOTAL_COLORS; i++)
259 if (ISSET_PIXCOLOR (i))
260 {
261 pix_colors_focused [i].free (this);
262#if OFF_FOCUS_FADING
263 pix_colors_unfocused [i].free (this);
264#endif
265 }
266
267 clear ();
268 }
269
270 delete pix_colors_focused;
271#if OFF_FOCUS_FADING
272 delete pix_colors_unfocused;
273#endif
274
275 displays.put (display);
276
107 scr_release (); 277 scr_release ();
108 278
279 /* clear all resources */
280 for (int i = 0; i < allocated.size (); i++)
281 free (allocated [i]);
282
283 free (selection.text);
284 // TODO: manage env vars in child only(!)
285 free (env_display);
286 free (env_term);
109 free (locale); 287 free (locale);
110 free (codeset); 288 free (v_buffer);
289 free (incr_buf);
111 290
112#ifndef NO_SETOWNER_TTYDEV 291 delete envv;
113 privileged_ttydev (RESTORE); 292 delete argv;
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118#ifdef USE_XIM
119 if (Input_Context)
120 {
121 XDestroyIC (Input_Context);
122 Input_Context = NULL;
123 }
124#endif
125 293
126 if (TermWin.parent[0]) 294#ifdef KEYSYM_RESOURCE
127 XDestroyWindow (display->display, TermWin.parent[0]); 295 delete keyboard;
296#endif
297}
128 298
129 // TODO: free pixcolours, colours should become part of rxvt_display 299// child has exited, usually destroys
300void
301rxvt_term::child_cb (child_watcher &w, int status)
302{
303 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
130 304
131 delete PixColors; 305 cmd_pid = 0;
132 306
133 if (cmd_fd >= 0) 307 if (!OPTION (Opt_hold))
134 close (cmd_fd); 308 destroy ();
309}
310
311void
312rxvt_term::destroy ()
313{
314 if (destroy_ev.active)
315 return;
316
317 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
318
319#if ENABLE_OVERLAY
320 scr_overlay_off ();
321#endif
135 322
136 if (display) 323 if (display)
137 displays.release (display);
138}
139
140void
141rxvt_term::destroy ()
142{
143 if (display)
144 { 324 {
325#if USE_XIM
326 im_ev.stop (display);
327#endif
328#if HAVE_SCROLLBARS
329 scrollbar_ev.stop (display);
330#endif
331#if TRANSPARENT || ENABLE_PERL
332 rootwin_ev.stop (display);
333#endif
334 incr_ev.stop ();
145 termwin_ev.stop (display); 335 termwin_ev.stop (display);
146 vt_ev.stop (display); 336 vt_ev.stop (display);
147#ifdef HAVE_SCROLLBARS
148 scrollbar_ev.stop (display);
149#endif
150#ifdef MENUBAR
151 menubar_ev.stop (display);
152#endif
153 } 337 }
154 338
155 check_ev.stop (); 339 check_ev.stop ();
156 pty_ev.stop (); 340 pty_ev.stop ();
157#ifdef CURSOR_BLINK 341#ifdef CURSOR_BLINK
158 cursor_blink_ev.stop (); 342 cursor_blink_ev.stop ();
159#endif 343#endif
160#ifdef TEXT_BLINK 344#ifdef TEXT_BLINK
161 text_blink_ev.stop (); 345 text_blink_ev.stop ();
162#endif 346#endif
347#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
348 cont_scroll_ev.stop ();
349#endif
350#ifdef SELECTION_SCROLLING
351 sel_scroll_ev.stop ();
352#endif
163#ifdef POINTER_BLANK 353#ifdef POINTER_BLANK
164 pointer_ev.stop (); 354 pointer_ev.stop ();
165#endif 355#endif
166 356
167 destroy_ev.start (0); 357 destroy_ev.start (0);
168} 358}
169 359
170void 360void
171rxvt_term::destroy_cb (time_watcher &w) 361rxvt_term::destroy_cb (time_watcher &w)
172{ 362{
173 SET_R (this); 363 make_current ();
174 364
175 delete this; 365 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 rootwin_ev.start (display, display->root);
281 check_our_parents ();
282 }
283#endif
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal(sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill(getpid(), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0;
347} 366}
348 367
349/*----------------------------------------------------------------------*/ 368/*----------------------------------------------------------------------*/
350/* 369/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 370 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 371 * TODO: if debugging, this should free up any known resources if we can
353 */ 372 */
354/* EXTPROTO */ 373static XErrorHandler old_xerror_handler;
374
375static void
376rxvt_emergency_cleanup ()
377{
378 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379 (*t)->emergency_cleanup ();
380}
381
382#if !ENABLE_MINIMAL
383static void
384print_x_error (Display *dpy, XErrorEvent *event)
385{
386 char buffer[BUFSIZ];
387 char mesg[BUFSIZ];
388 char number[32];
389 char *mtype = "XlibMessage";
390 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 rxvt_warn ("An X Error occured, trying to continue after report.\n");
393 rxvt_warn ("%s: %s\n", mesg, buffer);
394 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
396 sprintf(number, "%d", event->request_code);
397 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
398 rxvt_warn ("(which is %s)\n", buffer);
399 if (event->request_code >= 128) {
400 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
401 mesg, BUFSIZ);
402 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
403 }
404 if ((event->error_code == BadWindow) ||
405 (event->error_code == BadPixmap) ||
406 (event->error_code == BadCursor) ||
407 (event->error_code == BadFont) ||
408 (event->error_code == BadDrawable) ||
409 (event->error_code == BadColor) ||
410 (event->error_code == BadGC) ||
411 (event->error_code == BadIDChoice) ||
412 (event->error_code == BadValue) ||
413 (event->error_code == BadAtom)) {
414 if (event->error_code == BadValue)
415 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
416 mesg, BUFSIZ);
417 else if (event->error_code == BadAtom)
418 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
419 mesg, BUFSIZ);
420 else
421 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
424 }
425 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
426 mesg, BUFSIZ);
427 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
428}
429#endif
430
431int
432rxvt_xerror_handler (Display *display, XErrorEvent *event)
433{
434 if (GET_R->allowedxerror == -1)
435 GET_R->allowedxerror = event->error_code;
436 else
437 {
438 // GET_R is most likely not the terminal which caused the error,
439 // so just output the error and continue
440#if ENABLE_MINIMAL
441 old_xerror_handler (display, event);
442#else
443 print_x_error (display, event);
444#endif
445 }
446
447 return 0;
448}
449
450int
451rxvt_xioerror_handler (Display *display)
452{
453 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
454 DisplayString (display));
455 rxvt_emergency_cleanup ();
456 _exit (EXIT_FAILURE);
457}
458
459/*----------------------------------------------------------------------*/
460bool
461rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
462{
463 this->envv = envv;
464
465 SET_R (this);
466 set_locale ("");
467 set_environ (envv); // few things in X do not call setlocale :(
468
469 if (!init_vars ())
470 return false;
471
472 init_secondary ();
473
474 const char **cmd_argv = init_resources (argc, argv);
475
476#ifdef KEYSYM_RESOURCE
477 keyboard->register_done ();
478#endif
479
480#ifdef HAVE_SCROLLBARS
481 if (OPTION (Opt_scrollBar))
482 scrollBar.setIdle (); /* set existence for size calculations */
483#endif
484
485 pty = ptytty::create ();
486
487 create_windows (argc, argv);
488
489 init_xlocale ();
490
491 scr_reset (); // initialize screen
492
493#if 0
494 XSynchronize (dpy, True);
495#endif
496
497#ifdef HAVE_SCROLLBARS
498 if (OPTION (Opt_scrollBar))
499 resize_scrollbar (); /* create and map scrollbar */
500#endif
501#ifdef TRANSPARENT
502 if (OPTION (Opt_transparent))
503 {
504 XSelectInput (dpy, display->root, PropertyChangeMask);
505 check_our_parents ();
506 rootwin_ev.start (display, display->root);
507 }
508#endif
509#if ENABLE_PERL
510 rootwin_ev.start (display, display->root);
511#endif
512
513 set_colorfgbg ();
514
515 init_command (cmd_argv);
516
517 free (cmd_argv);
518
519 if (pty->pty >= 0)
520 pty_ev.start (pty->pty, EVENT_READ);
521
522 check_ev.start ();
523
524 HOOK_INVOKE ((this, HOOK_START, DT_END));
525
526#if ENABLE_XEMBED
527 if (rs[Rs_embed])
528 {
529 long info[2] = { 0, XEMBED_MAPPED };
530
531 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
532 32, PropModeReplace, (unsigned char *)&info, 2);
533 }
534#endif
535
536 XMapWindow (dpy, vt);
537 XMapWindow (dpy, parent[0]);
538
539 return true;
540}
541
542static struct sig_handlers
543{
544 sig_watcher sw_term, sw_int;
545
546 /*
547 * Catch a fatal signal and tidy up before quitting
548 */
355void 549 void
356rxvt_clean_exit () 550 sig_term (sig_watcher &w)
551 {
552 rxvt_emergency_cleanup ();
553 signal (w.signum, SIG_DFL);
554 kill (getpid (), w.signum);
555 }
556
557 sig_handlers ()
558 : sw_term (this, &sig_handlers::sig_term),
559 sw_int (this, &sig_handlers::sig_term)
560 {
561 }
562} sig_handlers;
563
564char **rxvt_environ; // startup environment
565
566void
567rxvt_init ()
357{ 568{
358 GET_R->destroy (); 569 ptytty::init ();
570
571 rxvt_environ = environ;
572
573 signal (SIGHUP, SIG_IGN);
574 signal (SIGPIPE, SIG_IGN);
575
576 sig_handlers.sw_term.start (SIGTERM);
577 sig_handlers.sw_int.start (SIGINT);
578
579 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
580 /* signal (SIGURG, SIG_DFL); */
581
582 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
583 // TODO: handle this with exceptions and tolerate the memory loss
584 XSetIOErrorHandler (rxvt_xioerror_handler);
585
586 XrmInitialize ();
359} 587}
360 588
361/* ------------------------------------------------------------------------- * 589/* ------------------------------------------------------------------------- *
362 * MEMORY ALLOCATION WRAPPERS * 590 * MEMORY ALLOCATION WRAPPERS *
363 * ------------------------------------------------------------------------- */ 591 * ------------------------------------------------------------------------- */
364/* EXTPROTO */ 592void *
365void *
366rxvt_malloc(size_t size) 593rxvt_malloc (size_t size)
367{ 594{
368 void *p;
369
370 p = malloc(size); 595 void *p = malloc (size);
596
371 if (p) 597 if (!p)
598 rxvt_fatal ("memory allocation failure. aborting.\n");
599
372 return p; 600 return p;
373
374 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375 rxvt_clean_exit();
376 exit(EXIT_FAILURE);
377 /* NOTREACHED */
378} 601}
379 602
380/* EXTPROTO */ 603void *
381void *
382rxvt_calloc(size_t number, size_t size) 604rxvt_calloc (size_t number, size_t size)
383{ 605{
384 void *p;
385
386 p = calloc(number, size); 606 void *p = calloc (number, size);
607
387 if (p) 608 if (!p)
609 rxvt_fatal ("memory allocation failure. aborting.\n");
610
388 return p; 611 return p;
389
390 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391 rxvt_clean_exit();
392 exit(EXIT_FAILURE);
393 /* NOTREACHED */
394} 612}
395 613
396/* EXTPROTO */ 614void *
397void *
398rxvt_realloc(void *ptr, size_t size) 615rxvt_realloc (void *ptr, size_t size)
399{ 616{
400 void *p;
401
402 if (ptr)
403 p = realloc(ptr, size); 617 void *p = realloc (ptr, size);
404 else 618
405 p = malloc(size);
406 if (p) 619 if (!p)
620 rxvt_fatal ("memory allocation failure. aborting.\n");
621
407 return p; 622 return p;
408
409 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410 rxvt_clean_exit();
411 exit(EXIT_FAILURE);
412 /* NOTREACHED */
413} 623}
414
415/* ------------------------------------------------------------------------- *
416 * PRIVILEGED OPERATIONS *
417 * ------------------------------------------------------------------------- */
418/* take care of suid/sgid super-user (root) privileges */
419void
420rxvt_term::privileges (int mode)
421{
422#if ! defined(__CYGWIN32__)
423# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424 /* setreuid() is the poor man's setuid(), seteuid() */
425# define seteuid(a) setreuid(-1, (a))
426# define setegid(a) setregid(-1, (a))
427# define HAVE_SETEUID
428# endif
429# ifdef HAVE_SETEUID
430 switch (mode)
431 {
432 case IGNORE:
433 /*
434 * change effective uid/gid - not real uid/gid - so we can switch
435 * back to root later, as required
436 */
437 seteuid(getuid());
438 setegid(getgid());
439 break;
440 case SAVE:
441 euid = geteuid();
442 egid = getegid();
443 break;
444 case RESTORE:
445 seteuid(euid);
446 setegid(egid);
447 break;
448 }
449# else
450 switch (mode)
451 {
452 case IGNORE:
453 setuid(getuid());
454 setgid(getgid());
455 /* FALLTHROUGH */
456 case SAVE:
457 /* FALLTHROUGH */
458 case RESTORE:
459 break;
460 }
461# endif
462#endif
463}
464
465#ifdef UTMP_SUPPORT
466void
467rxvt_term::privileged_utmp (char action)
468{
469 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470 action, next_utmp_action, getpid()));
471 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472 || (Options & Opt_utmpInhibit)
473 || ttydev == NULL || *ttydev == '\0')
474 return;
475
476 privileges (RESTORE);
477 if (action == SAVE)
478 {
479 next_utmp_action = RESTORE;
480 makeutent (ttydev, rs[Rs_display_name]);
481 }
482 else
483 { /* action == RESTORE */
484 next_utmp_action = IGNORE;
485 cleanutent ();
486 }
487 privileges (IGNORE);
488}
489#endif
490
491#ifndef NO_SETOWNER_TTYDEV
492void
493rxvt_term::privileged_ttydev (char action)
494{
495 D_MAIN((stderr,
496 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
497 action, next_tty_action, getpid()));
498 if (next_tty_action != action || (action != SAVE && action != RESTORE)
499 || ttydev == NULL || *ttydev == '\0')
500 return;
501
502 privileges (RESTORE);
503
504 if (action == SAVE)
505 {
506 next_tty_action = RESTORE;
507# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510 next_tty_action = IGNORE;
511 else
512# endif
513
514 {
515 chown(ttydev, getuid(), ttygid); /* fail silently */
516 chmod(ttydev, ttymode);
517# ifdef HAVE_REVOKE
518 revoke(ttydev);
519# endif
520
521 }
522 }
523 else
524 { /* action == RESTORE */
525 next_tty_action = IGNORE;
526# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527 chmod(ttydev, ttyfd_stat.st_mode);
528 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529# else
530 chmod(ttydev,
531 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532 chown(ttydev, 0, 0);
533# endif
534
535 }
536
537 privileges (IGNORE);
538
539# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541 action == RESTORE ? "Restoring" : (action ==
542 SAVE ? "Saving" :
543 "UNKNOWN ERROR for"), ttydev,
544 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545 ttyfd_stat.st_gid));
546# endif
547}
548#endif
549 624
550/*----------------------------------------------------------------------*/ 625/*----------------------------------------------------------------------*/
551/* 626/*
552 * window size/position calculcations for XSizeHint and other storage. 627 * window size/position calculcations for XSizeHint and other storage.
553 * if width/height are non-zero then override calculated width/height 628 * if width/height are non-zero then override calculated width/height
554 */ 629 */
555void 630void
556rxvt_term::window_calc (unsigned int width, unsigned int height) 631rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557{ 632{
558 short recalc_x, recalc_y; 633 short recalc_x, recalc_y;
559 int x, y, sb_w, mb_h, flags; 634 int x, y, sb_w, flags;
560 unsigned int w, h; 635 unsigned int w, h;
561 unsigned int max_width, max_height; 636 unsigned int max_width, max_height;
562 637
563 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564 TermWin.ncol, TermWin.nrow, szHint.width,
565 szHint.height));
566 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 638 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567 szHint.win_gravity = NorthWestGravity; 639 szHint.win_gravity = NorthWestGravity;
568 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 640 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569 641
570 recalc_x = recalc_y = 0; 642 recalc_x = recalc_y = 0;
571 flags = 0; 643 flags = 0;
644
572 if (!parsed_geometry) 645 if (!parsed_geometry)
573 { 646 {
574 parsed_geometry = 1; 647 parsed_geometry = 1;
648
575 if (rs[Rs_geometry]) 649 if (rs[Rs_geometry])
576 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 650 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
651
577 if (flags & WidthValue) 652 if (flags & WidthValue)
578 { 653 {
579 TermWin.ncol = BOUND_POSITIVE_INT16(w); 654 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580 szHint.flags |= USSize; 655 szHint.flags |= USSize;
581 } 656 }
657
582 if (flags & HeightValue) 658 if (flags & HeightValue)
583 { 659 {
584 TermWin.nrow = BOUND_POSITIVE_INT16(h); 660 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585 szHint.flags |= USSize; 661 szHint.flags |= USSize;
586 } 662 }
663
587 if (flags & XValue) 664 if (flags & XValue)
588 { 665 {
589 szHint.x = x; 666 szHint.x = x;
590 szHint.flags |= USPosition; 667 szHint.flags |= USPosition;
668
591 if (flags & XNegative) 669 if (flags & XNegative)
592 { 670 {
593 recalc_x = 1; 671 recalc_x = 1;
594 szHint.win_gravity = NorthEastGravity; 672 szHint.win_gravity = NorthEastGravity;
595 } 673 }
596 } 674 }
675
597 if (flags & YValue) 676 if (flags & YValue)
598 { 677 {
599 szHint.y = y; 678 szHint.y = y;
600 szHint.flags |= USPosition; 679 szHint.flags |= USPosition;
680
601 if (flags & YNegative) 681 if (flags & YNegative)
602 { 682 {
603 recalc_y = 1; 683 recalc_y = 1;
684
604 if (szHint.win_gravity == NorthEastGravity) 685 if (szHint.win_gravity == NorthEastGravity)
605 szHint.win_gravity = SouthEastGravity; 686 szHint.win_gravity = SouthEastGravity;
606 else 687 else
607 szHint.win_gravity = SouthWestGravity; 688 szHint.win_gravity = SouthWestGravity;
608 } 689 }
609 } 690 }
610 } 691 }
692
611 /* TODO: BOUNDS */ 693 /* TODO: BOUNDS */
612 TermWin.width = TermWin.ncol * TermWin.fwidth; 694 width = ncol * fwidth;
613 TermWin.height = TermWin.nrow * TermWin.fheight; 695 height = nrow * fheight;
614 max_width = MAX_COLS * TermWin.fwidth; 696 max_width = MAX_COLS * fwidth;
615 max_height = MAX_ROWS * TermWin.fheight; 697 max_height = MAX_ROWS * fheight;
616 698
617 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 699 szHint.base_width = szHint.base_height = 2 * int_bwidth;
618 700
619 sb_w = mb_h = 0; 701 sb_w = 0;
620 window_vt_x = window_vt_y = 0; 702 window_vt_x = window_vt_y = int_bwidth;
621 if (scrollbar_visible ()) 703
704 if (scrollBar.state)
622 { 705 {
623 sb_w = scrollbar_TotalWidth(); 706 sb_w = scrollbar_TotalWidth ();
624 szHint.base_width += sb_w; 707 szHint.base_width += sb_w;
708
625 if (!(Options & Opt_scrollBar_right)) 709 if (!OPTION (Opt_scrollBar_right))
626 window_vt_x = sb_w; 710 window_vt_x += sb_w;
627 }
628 if (menubar_visible ())
629 { 711 }
630 mb_h = menuBar_TotalHeight(); 712
631 szHint.base_height += mb_h;
632 window_vt_y = mb_h;
633 }
634 szHint.width_inc = TermWin.fwidth; 713 szHint.width_inc = fwidth;
635 szHint.height_inc = TermWin.fheight; 714 szHint.height_inc = fheight;
636 szHint.min_width = szHint.base_width + szHint.width_inc; 715 szHint.min_width = szHint.base_width + szHint.width_inc;
637 szHint.min_height = szHint.base_height + szHint.height_inc; 716 szHint.min_height = szHint.base_height + szHint.height_inc;
638 717
639 if (width && width - szHint.base_width < max_width) 718 if (newwidth && newwidth - szHint.base_width < max_width)
640 { 719 {
641 szHint.width = width; 720 szHint.width = newwidth;
642 TermWin.width = width - szHint.base_width; 721 width = newwidth - szHint.base_width;
643 } 722 }
644 else 723 else
645 { 724 {
646 MIN_IT(TermWin.width, max_width); 725 min_it (width, max_width);
647 szHint.width = szHint.base_width + TermWin.width; 726 szHint.width = szHint.base_width + width;
648 } 727 }
728
649 if (height && height - szHint.base_height < max_height) 729 if (newheight && newheight - szHint.base_height < max_height)
650 { 730 {
651 szHint.height = height; 731 szHint.height = newheight;
652 TermWin.height = height - szHint.base_height; 732 height = newheight - szHint.base_height;
653 } 733 }
654 else 734 else
655 { 735 {
656 MIN_IT(TermWin.height, max_height); 736 min_it (height, max_height);
657 szHint.height = szHint.base_height + TermWin.height; 737 szHint.height = szHint.base_height + height;
658 } 738 }
659 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 739
740 if (scrollBar.state && OPTION (Opt_scrollBar_right))
660 window_sb_x = szHint.width - sb_w; 741 window_sb_x = szHint.width - sb_w;
661 742
662 if (recalc_x) 743 if (recalc_x)
663 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 744 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
664 - szHint.width - 2 * TermWin.ext_bwidth); 745
665 if (recalc_y) 746 if (recalc_y)
666 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 747 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
667 - szHint.height - 2 * TermWin.ext_bwidth);
668 748
669 TermWin.ncol = TermWin.width / TermWin.fwidth; 749 ncol = width / fwidth;
670 TermWin.nrow = TermWin.height / TermWin.fheight; 750 nrow = height / fheight;
671 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672 TermWin.ncol, TermWin.nrow, szHint.width,
673 szHint.height));
674 return;
675} 751}
676 752
677/*----------------------------------------------------------------------*/ 753/*----------------------------------------------------------------------*/
678/* 754/*
679 * Tell the teletype handler what size the window is. 755 * Tell the teletype handler what size the window is.
680 * Called after a window size change. 756 * Called after a window size change.
681 */ 757 */
682void 758void
683rxvt_term::tt_winch () 759rxvt_term::tt_winch ()
684{ 760{
761 if (pty->pty < 0)
762 return;
763
685 struct winsize ws; 764 struct winsize ws;
686 765
687 if (cmd_fd < 0)
688 return;
689
690 ws.ws_col = TermWin.ncol; 766 ws.ws_col = ncol;
691 ws.ws_row = TermWin.nrow; 767 ws.ws_row = nrow;
692 ws.ws_xpixel = ws.ws_ypixel = 0; 768 ws.ws_xpixel = width;
693#ifndef DEBUG_SIZE 769 ws.ws_ypixel = height;
694 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 770 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695#else 771
696 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 772#if 0
697 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 773 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698# ifdef SIGWINCH
699 else if (cmd_pid) /* force through to the command */ 774 if (cmd_pid) /* force through to the command */
700 kill (cmd_pid, SIGWINCH); 775 kill (-cmd_pid, SIGWINCH);
701# endif
702#endif 776#endif
703} 777}
704 778
705/*----------------------------------------------------------------------*/ 779/*----------------------------------------------------------------------*/
706/* rxvt_change_font() - Switch to a new font */ 780/* set_fonts () - load and set the various fonts
707/* 781 *
708 * init = 1 - initialize 782 * init = 1 - initialize
709 * 783 *
710 * fontname == FONT_UP - switch to bigger font 784 * fontname == FONT_UP - switch to bigger font
711 * fontname == FONT_DN - switch to smaller font 785 * fontname == FONT_DN - switch to smaller font
712 */ 786 */
713void 787bool
714rxvt_term::change_font (int init, const char *fontname) 788rxvt_term::set_fonts ()
715{} 789{
790 rxvt_fontset *fs = new rxvt_fontset (this);
791 rxvt_fontprop prop;
716 792
717void 793 if (!fs
718rxvt_term::font_up_down (int n, int direction) 794 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
719{} 795 || !fs->realize_font (1))
796 {
797 delete fs;
798 return false;
799 }
800
801#if ENABLE_STYLES
802 for (int i = RS_styleCount; --i; )
803 if (fontset[i] != fontset[0])
804 delete fontset[i];
805#endif
806
807 delete fontset[0];
808 fontset[0] = fs;
809
810 prop = (*fs)[1]->properties ();
811 prop.height += lineSpace;
812 fs->set_prop (prop);
813
814 fwidth = prop.width;
815 fheight = prop.height;
816 fbase = prop.ascent;
817
818 for (int style = 1; style < 4; style++)
819 {
820#if ENABLE_STYLES
821 const char *res = rs[Rs_font + style];
822
823 if (res && !*res)
824 fontset[style] = fontset[0];
825 else
826 {
827 fontset[style] = fs = new rxvt_fontset (this);
828 rxvt_fontprop prop2 = prop;
829
830 if (res)
831 prop2.weight = prop2.slant = rxvt_fontprop::unset;
832 else
833 {
834 res = fontset[0]->fontdesc;
835
836 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
837 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
838 }
839
840 fs->populate (res);
841 fs->set_prop (prop2);
842 }
843#else
844 fontset[style] = fontset[0];
845#endif
846 }
847
848 if (parent[0])
849 {
850 resize_all_windows (0, 0, 0);
851 scr_remap_chars ();
852 scr_touch (true);
853 }
854
855 return true;
856}
857
858void rxvt_term::set_string_property (Atom prop, const char *str, int len)
859{
860 XChangeProperty (dpy, parent[0],
861 prop, XA_STRING, 8, PropModeReplace,
862 (const unsigned char *)str, len >= 0 ? len : strlen (str));
863}
864
865void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
866{
867 wchar_t *ws = rxvt_mbstowcs (str, len);
868 char *s = rxvt_wcstoutf8 (ws);
869
870 XChangeProperty (dpy, parent[0],
871 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
872 (const unsigned char *)s, strlen (s));
873
874 free (s);
875 free (ws);
876}
720 877
721/*----------------------------------------------------------------------*/ 878/*----------------------------------------------------------------------*/
722/*----------------------------------------------------------------------*/ 879/*----------------------------------------------------------------------*/
723/* xterm sequences - title, iconName, color (exptl) */ 880/* xterm sequences - title, iconName, color (exptl) */
724void 881void
725rxvt_term::set_title (const char *str) 882rxvt_term::set_title (const char *str)
726{ 883{
727#ifndef SMART_WINDOW_TITLE 884 set_string_property (XA_WM_NAME, str);
728 XStoreName(display->display, TermWin.parent[0], str); 885#if ENABLE_EWMH
729#else 886 set_utf8_property (xa[XA_NET_WM_NAME], str);
730 char *name;
731
732 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733 name = NULL;
734 if (name == NULL || STRCMP(name, str))
735 XStoreName(display->display, TermWin.parent[0], str);
736 if (name)
737 XFree(name);
738#endif 887#endif
739} 888}
740 889
741void 890void
742rxvt_term::set_iconName (const char *str) 891rxvt_term::set_icon_name (const char *str)
743{ 892{
744#ifndef SMART_WINDOW_TITLE 893 set_string_property (XA_WM_ICON_NAME, str);
745 XSetIconName(display->display, TermWin.parent[0], str); 894#if ENABLE_EWMH
746#else 895 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747 char *name;
748
749 if (XGetIconName(display->display, TermWin.parent[0], &name))
750 name = NULL;
751 if (name == NULL || STRCMP(name, str))
752 XSetIconName(display->display, TermWin.parent[0], str);
753 if (name)
754 XFree(name);
755#endif 896#endif
756} 897}
757 898
758#ifdef XTERM_COLOR_CHANGE 899#ifdef XTERM_COLOR_CHANGE
759void 900void
760rxvt_term::set_window_color (int idx, const char *color) 901rxvt_term::set_window_color (int idx, const char *color)
761{ 902{
762 rxvt_color xcol; 903 rxvt_color xcol;
763 int i; 904 int i;
764 905
765 if (color == NULL || *color == '\0') 906 if (color == NULL || *color == '\0')
766 return; 907 return;
767 908
909 color = strdup (color);
910 allocated.push_back ((void *)color);
911 rs[Rs_color + idx] = color;
912
768 /* handle color aliases */ 913 /* handle color aliases */
769 if (isdigit(*color)) 914 if (isdigit (*color))
770 { 915 {
771 i = atoi(color); 916 i = atoi (color);
917
772 if (i >= 8 && i <= 15) 918 if (i >= 8 && i <= 15)
773 { /* bright colors */ 919 { /* bright colors */
774 i -= 8; 920 i -= 8;
775# ifndef NO_BRIGHTCOLOR
776 PixColors[idx] = PixColors[minBrightCOLOR + i]; 921 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777 SET_PIXCOLOR(idx);
778 goto Done; 922 goto done;
779# endif
780
781 } 923 }
924
782 if (i >= 0 && i <= 7) 925 if (i >= 0 && i <= 7)
783 { /* normal colors */ 926 { /* normal colors */
784 PixColors[idx] = PixColors[minCOLOR + i]; 927 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785 SET_PIXCOLOR(idx);
786 goto Done; 928 goto done;
787 } 929 }
788 } 930 }
789 if (!rXParseAllocColor (& xcol, color)) 931
790 return; 932 set_color (xcol, color);
791 /* XStoreColor (display->display, XCMAP, XColor*); */
792 933
793 /* 934 /*
794 * FIXME: should free colors here, but no idea how to do it so instead, 935 * FIXME: should free colors here, but no idea how to do it so instead,
795 * so just keep gobbling up the colormap 936 * so just keep gobbling up the colormap
796 */ 937 */
797# if 0
798 for (i = Color_Black; i <= Color_White; i++)
799 if (PixColors[idx] == PixColors[i])
800 break;
801 if (i > Color_White)
802 {
803 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
804 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
805 DisplayPlanes(display->display, display->screen));
806 }
807# endif
808 938
809 PixColors[idx] = xcol; 939 pix_colors_focused[idx] = xcol;
810 SET_PIXCOLOR(idx);
811 940
812 /* XSetWindowAttributes attr; */ 941 /* XSetWindowAttributes attr; */
813 /* Cursor cursor; */ 942 /* Cursor cursor; */
814Done: 943done:
815 if (idx == Color_bg && !(Options & Opt_transparent))
816 XSetWindowBackground(display->display, TermWin.vt,
817 PixColors[Color_bg]);
818
819 /* handle Color_BD, scrollbar background, etc. */ 944 /*TODO: handle Color_BD, scrollbar background, etc. */
820 945
821 set_colorfgbg (); 946 update_fade_color (idx);
822 recolour_cursor (); 947 recolour_cursor ();
823 /* the only reasonable way to enforce a clean update */ 948 scr_recolour ();
824 scr_poweron ();
825} 949}
826 950
827#else 951#else
828# define set_window_color (idx,color) ((void)0) 952# define set_window_color (idx,color) ((void)0)
829#endif /* XTERM_COLOR_CHANGE */ 953#endif /* XTERM_COLOR_CHANGE */
830 954
831void 955void
832rxvt_term::recolour_cursor () 956rxvt_term::recolour_cursor ()
833{ 957{
834#if TODO 958 XColor fg, bg;
835 rxvt_color xcol[2];
836 959
837 xcol[0] = PixColors[Color_pointer]; 960 (ISSET_PIXCOLOR (Color_pointer_fg)
838 xcol[1] = PixColors[Color_bg]; 961 ? pix_colors_focused[Color_pointer_fg]
839 XQueryColors (display->display, XCMAP, xcol, 2); 962 : pix_colors_focused[Color_fg]).get (fg);
840 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 963
841#endif 964 (ISSET_PIXCOLOR (Color_pointer_bg)
965 ? pix_colors_focused[Color_pointer_bg]
966 : pix_colors_focused[Color_bg]).get (bg);
967
968 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
842} 969}
843 970
844/*----------------------------------------------------------------------*/ 971/*----------------------------------------------------------------------*/
845/* 972/*
846 * find if fg/bg matches any of the normal (low-intensity) colors 973 * find if fg/bg matches any of the normal (low-intensity) colors
847 */ 974 */
848void 975void
849rxvt_term::set_colorfgbg () 976rxvt_term::set_colorfgbg ()
850{ 977{
851 unsigned int i; 978 unsigned int i;
852 const char *xpmb = "\0"; 979 const char *xpmb = "\0";
853 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 980 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854 981
855 env_colorfgbg =
856 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
857 STRCPY(fstr, "default"); 982 strcpy (fstr, "default");
858 STRCPY(bstr, "default"); 983 strcpy (bstr, "default");
859 for (i = Color_Black; i <= Color_White; i++) 984 for (i = Color_Black; i <= Color_White; i++)
860 if (PixColors[Color_fg] == PixColors[i]) 985 if (pix_colors[Color_fg] == pix_colors[i])
861 { 986 {
862 sprintf(fstr, "%d", (i - Color_Black)); 987 sprintf (fstr, "%d", (i - Color_Black));
863 break; 988 break;
864 } 989 }
990
865 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
866 if (PixColors[Color_bg] == PixColors[i]) 992 if (pix_colors[Color_bg] == pix_colors[i])
867 { 993 {
868 sprintf(bstr, "%d", (i - Color_Black)); 994 sprintf (bstr, "%d", (i - Color_Black));
869#ifdef XPM_BACKGROUND 995#ifdef XPM_BACKGROUND
870 xpmb = "default;"; 996 xpmb = "default;";
871#endif 997#endif
872 break; 998 break;
873 } 999 }
1000
874 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1001 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875 putenv(env_colorfgbg);
876
877#ifndef NO_BRIGHTCOLOR
878 colorfgbg = DEFAULT_RSTYLE;
879 for (i = minCOLOR; i <= maxCOLOR; i++)
880 {
881 if (PixColors[Color_fg] == PixColors[i])
882 colorfgbg = SET_FGCOLOR(colorfgbg, i);
883 if (PixColors[Color_bg] == PixColors[i])
884 colorfgbg = SET_BGCOLOR(colorfgbg, i);
885 }
886#endif
887} 1002}
888 1003
889/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
890/*
891 * Colour determination for low colour displays, routine from
892 * Hans de Goede <hans@highrise.nl>
893 */
894 1005
895int 1006bool
896rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1007rxvt_term::set_color (rxvt_color &color, const char *name)
897{ 1008{
898 if (!screen_in_out->set (display, colour)) 1009 if (color.set (this, name))
899 {
900 rxvt_print_error("can't allocate colour: %s", colour);
901 return false;
902 }
903
904 return true; 1010 return true;
1011
1012 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1013 return false;
1014}
1015
1016void
1017rxvt_term::alias_color (int dst, int src)
1018{
1019 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
905} 1020}
906 1021
907/* -------------------------------------------------------------------- * 1022/* -------------------------------------------------------------------- *
908 * - WINDOW RESIZING - * 1023 * - WINDOW RESIZING - *
909 * -------------------------------------------------------------------- */ 1024 * -------------------------------------------------------------------- */
910void 1025void
911rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1026rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912{ 1027{
913 int fix_screen; 1028 int fix_screen;
1029 int old_width = szHint.width;
1030 int old_height = szHint.height;
914 1031
915#ifdef SMART_RESIZE
916 int old_width = szHint.width, old_height = szHint.height;
917#endif
918
919 window_calc (width, height); 1032 window_calc (newwidth, newheight);
1033
1034 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
920 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1035 XSetWMNormalHints (dpy, parent[0], &szHint);
1036
921 if (!ignoreparent) 1037 if (!ignoreparent)
922 { 1038 {
923#ifdef SMART_RESIZE 1039#ifdef SMART_RESIZE
924 /* 1040 /*
925 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1041 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
928 int x, y, x1, y1; 1044 int x, y, x1, y1;
929 int dx, dy; 1045 int dx, dy;
930 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1046 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931 Window unused_cr; 1047 Window unused_cr;
932 1048
933 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1049 XTranslateCoordinates (dpy, parent[0], display->root,
934 0, 0, &x, &y, &unused_cr); 1050 0, 0, &x, &y, &unused_cr);
935 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1051 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
936 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1052 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
937 /* 1053 /*
938 * if display->root isn't the parent window, a WM will probably have offset 1054 * if display->root isn't the parent window, a WM will probably have offset
939 * our position for handles and decorations. Counter it 1055 * our position for handles and decorations. Counter it
940 */ 1056 */
… …
942 { 1058 {
943 x -= x1; 1059 x -= x1;
944 y -= y1; 1060 y -= y1;
945 } 1061 }
946 1062
947 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1063 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
948 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1064 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
949 dx = old_width - szHint.width; 1065 dx = old_width - szHint.width;
950 dy = old_height - szHint.height; 1066 dy = old_height - szHint.height;
951 1067
952 /* Check position of the center of the window */ 1068 /* Check position of the center of the window */
953 if (x < x1) /* left half */ 1069 if (x < x1) /* left half */
954 dx = 0; 1070 dx = 0;
… …
957 if (y < y1) /* top half */ 1073 if (y < y1) /* top half */
958 dy = 0; 1074 dy = 0;
959 else if (y == y1) /* exact center */ 1075 else if (y == y1) /* exact center */
960 dy /= 2; 1076 dy /= 2;
961 1077
962 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1078 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
963 szHint.width, szHint.height); 1079 szHint.width, szHint.height);
964#else 1080#else
965 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1081 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
966 szHint.height);
967#endif 1082#endif
968
969 } 1083 }
970 1084
971 fix_screen = (TermWin.ncol != prev_ncol 1085 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972 || TermWin.nrow != prev_nrow);
973 1086
974 if (fix_screen || width != old_width || height != old_height) 1087 if (fix_screen || newwidth != old_width || newheight != old_height)
975 { 1088 {
976 if (scrollbar_visible ()) 1089 if (scrollBar.state)
977 { 1090 {
978 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1091 XMoveResizeWindow (dpy, scrollBar.win,
1092 window_sb_x, 0,
979 0, scrollbar_TotalWidth (), szHint.height); 1093 scrollbar_TotalWidth (), szHint.height);
980 resize_scrollbar (); 1094 resize_scrollbar ();
981 } 1095 }
982 1096
983 if (menubar_visible ()) 1097 XMoveResizeWindow (dpy, vt,
984 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1098 window_vt_x, window_vt_y,
985 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
986
987 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
988 window_vt_y, TermWin_TotalWidth (),
989 TermWin_TotalHeight ()); 1099 width, height);
990#ifdef RXVT_GRAPHICS 1100
991 if (old_height)
992 Gr_Resize (old_width - szHint.base_width,
993 old_height - szHint.base_height);
994#endif
995 scr_clear (); 1101 scr_clear ();
996#ifdef XPM_BACKGROUND 1102#ifdef XPM_BACKGROUND
997 resize_pixmap (); 1103 resize_pixmap ();
998#endif 1104#endif
999
1000 } 1105 }
1001 1106
1002 if (fix_screen || old_height == 0) 1107 if (fix_screen || old_height == 0)
1003 {
1004 int curr_screen = -1;
1005 int old_ncol = prev_ncol;
1006
1007 /* scr_reset only works on the primary screen */
1008 if (old_height) /* this is not the first time through */
1009 {
1010 unsigned int ncol = TermWin.ncol;
1011 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012 curr_screen = scr_change_screen (PRIMARY);
1013 TermWin.ncol = ncol;
1014 }
1015
1016 scr_reset(); 1108 scr_reset ();
1017 1109
1018 if (curr_screen >= 0) /* this is not the first time through */ 1110 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1019 { 1111 //scr_touch (false);
1020 scr_change_screen (curr_screen);
1021 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1022 }
1023 }
1024 1112
1025 old_width = szHint.width; 1113#ifdef XPM_BACKGROUND
1026 old_height = szHint.height; 1114 if (pixmap)
1115 scr_touch (false);
1116#endif
1027 1117
1028#ifdef USE_XIM 1118#ifdef USE_XIM
1029 IMSetStatusPosition (); 1119 IMSetPosition ();
1030#endif 1120#endif
1031} 1121}
1032 1122
1033/* 1123/*
1034 * Set the width/height of the vt window in characters. Units are pixels. 1124 * Set the width/height of the vt window in characters. Units are pixels.
1035 * good for toggling 80/132 columns 1125 * good for toggling 80/132 columns
1036 */ 1126 */
1037void 1127void
1038rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1128rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039{ 1129{
1040 XWindowAttributes wattr; 1130 XWindowAttributes wattr;
1041 1131
1042 if (width == 0 || height == 0) 1132 if (newwidth == 0 || newheight == 0)
1043 { 1133 {
1044 XGetWindowAttributes(display->display, display->root, &wattr); 1134 XGetWindowAttributes (dpy, display->root, &wattr);
1135
1045 if (width == 0) 1136 if (newwidth == 0)
1046 width = wattr.width - szHint.base_width; 1137 newwidth = wattr.width - szHint.base_width;
1047 if (height == 0) 1138 if (newheight == 0)
1048 height = wattr.height - szHint.base_height; 1139 newheight = wattr.height - szHint.base_height;
1049 }
1050 if (width != TermWin.width || height != TermWin.height)
1051 { 1140 }
1141
1142 if (newwidth != width || newheight != height)
1143 {
1052 width += szHint.base_width; 1144 newwidth += szHint.base_width;
1053 height += szHint.base_height; 1145 newheight += szHint.base_height;
1054 resize_all_windows (width, height, 0); 1146 resize_all_windows (newwidth, newheight, 0);
1055 } 1147 }
1056} 1148}
1057 1149
1058/* -------------------------------------------------------------------- * 1150/* -------------------------------------------------------------------- *
1059 * - X INPUT METHOD ROUTINES - * 1151 * - X INPUT METHOD ROUTINES - *
1060 * -------------------------------------------------------------------- */ 1152 * -------------------------------------------------------------------- */
1061#ifdef USE_XIM 1153#ifdef USE_XIM
1062void
1063rxvt_term::set_size (XRectangle *size)
1064{
1065 size->x = TermWin.int_bwidth;
1066 size->y = TermWin.int_bwidth;
1067 size->width = Width2Pixel(TermWin.ncol);
1068 size->height = Height2Pixel(TermWin.nrow);
1069}
1070 1154
1071void 1155void
1072rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1156rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1073{ 1157{
1074 *fg = PixColors[Color_fg]; 1158 fg = pix_colors [Color_fg];
1075 *bg = PixColors[Color_bg]; 1159 bg = pix_colors [Color_bg];
1160}
1161
1162void
1163rxvt_term::im_set_size (XRectangle &size)
1164{
1165 // the int_bwidth terms make no sense to me
1166 size.x = int_bwidth;
1167 size.y = int_bwidth;
1168 size.width = Width2Pixel (ncol) + int_bwidth;
1169 size.height = Height2Pixel (nrow) + int_bwidth;
1170}
1171
1172void
1173rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1174 XRectangle &status_rect,
1175 const XRectangle &needed_rect)
1176{
1177 preedit_rect.x = needed_rect.width;
1178 preedit_rect.y = 0;
1179 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1180 preedit_rect.height = fheight;
1181
1182 status_rect.x = 0;
1183 status_rect.y = 0;
1184 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1185 status_rect.height = fheight;
1076} 1186}
1077 1187
1078/* Checking whether input method is running. */ 1188/* Checking whether input method is running. */
1079bool 1189bool
1080rxvt_term::IMisRunning () 1190rxvt_term::IMisRunning ()
1081{ 1191{
1082 char *p; 1192 char *p;
1083 Atom atom; 1193 Atom atom;
1084 Window win; 1194 Window win;
1085 char server[IMBUFSIZ]; 1195 char server[IMBUFSIZ];
1086 1196
1087 /* get current locale modifier */ 1197 /* get current locale modifier */
1088 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1198 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1089 { 1199 {
1090 STRCPY(server, "@server="); 1200 strcpy (server, "@server=");
1091 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1201 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1202
1092 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1203 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1093 *p = '\0'; 1204 *p = '\0';
1094 1205
1095 atom = XInternAtom(display->display, server, False); 1206 atom = XInternAtom (dpy, server, False);
1096 win = XGetSelectionOwner(display->display, atom); 1207 win = XGetSelectionOwner (dpy, atom);
1208
1097 if (win != None) 1209 if (win != None)
1098 return True; 1210 return True;
1099 } 1211 }
1212
1100 return False; 1213 return False;
1101} 1214}
1102 1215
1103void 1216void
1104rxvt_term::IMSendSpot () 1217rxvt_term::IMSendSpot ()
1105{ 1218{
1106 XPoint spot; 1219 XPoint nspot;
1107 XVaNestedList preedit_attr; 1220 XVaNestedList preedit_attr;
1108 1221
1109 if (Input_Context == NULL 1222 if (!Input_Context
1110 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1223 || !focus
1111 || !(event_type == KeyPress 1224 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1112 || event_type == Expose
1113 || event_type == NoExpose
1114 || event_type == SelectionNotify
1115 || event_type == ButtonRelease || event_type == FocusIn)
1116 || !IMisRunning ())
1117 return; 1225 return;
1118 1226
1119 set_position (&spot); 1227 im_set_position (nspot);
1120 1228
1229 if (nspot.x == spot.x && nspot.y == spot.y)
1230 return;
1231
1232 spot = nspot;
1233
1121 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1234 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1235 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123 XFree(preedit_attr); 1236 XFree (preedit_attr);
1124} 1237}
1125 1238
1126void 1239void
1127rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1240rxvt_term::im_destroy ()
1128 XRectangle * needed_rect)
1129{ 1241{
1130 int mbh, vtx = 0; 1242 if (input_method)
1243 {
1244 if (Input_Context && input_method->xim)
1245 XDestroyIC (Input_Context);
1131 1246
1132 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1247 display->put_xim (input_method);
1133 vtx = scrollbar_TotalWidth(); 1248 input_method = 0;
1249 }
1134 1250
1135 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1136 mbh -= TermWin.lineSpace;
1137
1138 preedit_rect->x = needed_rect->width + vtx;
1139 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1140
1141 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1142 preedit_rect->height = Height2Pixel(1);
1143
1144 status_rect->x = vtx;
1145 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1146
1147 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1148 status_rect->height = Height2Pixel(1);
1149}
1150
1151/* ARGSUSED */
1152/* EXTPROTO */
1153void
1154rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1155 __attribute__ ((unused)), XPointer call_data
1156 __attribute__ ((unused)))
1157{
1158 GET_R->Input_Context = NULL; 1251 Input_Context = 0;
1159 /* To avoid Segmentation Fault in C locale: Solaris only? */
1160 if (STRCMP (GET_R->locale, "C"))
1161 XRegisterIMInstantiateCallback(GET_R->display->display, NULL, NULL, NULL,
1162 rxvt_IMInstantiateCallback, NULL);
1163} 1252}
1253
1254#ifdef ENABLE_XIM_ONTHESPOT
1255
1256static void
1257xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1258{
1259 ((rxvt_term *)client_data)->make_current ();
1260 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1261}
1262
1263static void
1264xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1265{
1266 ((rxvt_term *)client_data)->make_current ();
1267 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1268}
1269
1270static void
1271xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1272{
1273 rxvt_term *term = (rxvt_term *)client_data;
1274 XIMText *text = call_data->text;
1275
1276 term->make_current ();
1277
1278 if (text)
1279 {
1280 void *str;
1281
1282 if (!text->encoding_is_wchar && text->string.multi_byte)
1283 {
1284 // of course, X makes it ugly again
1285 if (term->rs[Rs_imLocale])
1286 SET_LOCALE (term->rs[Rs_imLocale]);
1287
1288 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1289 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1290
1291 if (term->rs[Rs_imLocale])
1292 SET_LOCALE (term->locale);
1293 }
1294 else
1295 str = (void *)text->string.wide_char;
1296
1297 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1298 DT_INT, call_data->caret,
1299 DT_INT, call_data->chg_first,
1300 DT_INT, call_data->chg_length,
1301 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1302 DT_WCS_LEN, str, str ? (int)text->length : 0,
1303 DT_END));
1304 }
1305 else
1306 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1307 DT_INT, call_data->caret,
1308 DT_INT, call_data->chg_first,
1309 DT_INT, call_data->chg_length,
1310 DT_END));
1311}
1312
1313#if 0
1314static void
1315xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1316{
1317 ((rxvt_term *)client_data)->make_current ();
1318 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1319 DT_INT, call_data->position,
1320 DT_INT, call_data->direction,
1321 DT_INT, call_data->style,
1322 DT_END));
1323}
1324#endif
1325
1326#endif
1164 1327
1165/* 1328/*
1166 * Try to open a XIM with the current modifiers, then see if we can 1329 * Try to open a XIM with the current modifiers, then see if we can
1167 * open a suitable preedit type 1330 * open a suitable preedit type
1168 */ 1331 */
1169bool 1332bool
1170rxvt_term::IM_get_IC () 1333rxvt_term::IM_get_IC (const char *modifiers)
1171{ 1334{
1172 int i, j, found; 1335 int i, j, found;
1173 XIM xim; 1336 XIM xim;
1174 XPoint spot; 1337 XPoint spot;
1175 XRectangle rect, status_rect, needed_rect; 1338 XRectangle rect, status_rect, needed_rect;
1176 unsigned long fg, bg; 1339 unsigned long fg, bg;
1177 const char *p; 1340 const char *p;
1178 char **s; 1341 char **s;
1179 XIMStyles *xim_styles; 1342 XIMStyles *xim_styles;
1180 XVaNestedList preedit_attr, status_attr; 1343#ifdef ENABLE_XIM_ONTHESPOT
1181 XIMCallback ximcallback; 1344 XIMCallback xcb[4];
1345#endif
1182 1346
1183 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1347 set_environ (envv);
1184 xim = XOpenIM (display->display, NULL, NULL, NULL); 1348
1185 if (xim == NULL) 1349 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186 return False; 1350 return false;
1351
1352 input_method = display->get_xim (locale, modifiers);
1353 if (input_method == NULL)
1354 return false;
1355
1356 xim = input_method->xim;
1357 spot.x = spot.y = -1;
1187 1358
1188 xim_styles = NULL; 1359 xim_styles = NULL;
1189 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1360 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1190 || !xim_styles || !xim_styles->count_styles) 1361 || !xim_styles || !xim_styles->count_styles)
1191 { 1362 {
1192 XCloseIM(xim); 1363 im_destroy ();
1193 return False; 1364 return false;
1365 }
1366
1367 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1368
1369 for (int pi = 0; pi < 2; pi++)
1194 } 1370 {
1371 p = pet[pi];
1195 1372
1196 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1373 if (!p)
1197 : "OverTheSpot,OffTheSpot,Root"; 1374 continue;
1375
1198 s = rxvt_splitcommastring(p); 1376 s = rxvt_splitcommastring (p);
1377
1199 for (i = found = 0; !found && s[i]; i++) 1378 for (i = found = 0; !found && s[i]; i++)
1200 { 1379 {
1201 if (!STRCMP(s[i], "OverTheSpot")) 1380 if (!strcmp (s[i], "OverTheSpot"))
1202 input_style = (XIMPreeditPosition | XIMStatusNothing); 1381 input_style = XIMPreeditPosition | XIMStatusNothing;
1203 else if (!STRCMP(s[i], "OffTheSpot")) 1382 else if (!strcmp (s[i], "OffTheSpot"))
1204 input_style = (XIMPreeditArea | XIMStatusArea); 1383 input_style = XIMPreeditArea | XIMStatusArea;
1205 else if (!STRCMP(s[i], "Root")) 1384 else if (!strcmp (s[i], "Root"))
1206 input_style = (XIMPreeditNothing | XIMStatusNothing); 1385 input_style = XIMPreeditNothing | XIMStatusNothing;
1386 else if (!strcmp (s[i], "None"))
1387 input_style = XIMPreeditNone | XIMStatusNone;
1388#ifdef ENABLE_XIM_ONTHESPOT
1389 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1390 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1391#endif
1392 else
1393 input_style = XIMPreeditNothing | XIMStatusNothing;
1207 1394
1208 for (j = 0; j < xim_styles->count_styles; j++) 1395 for (j = 0; j < xim_styles->count_styles; j++)
1209 if (input_style == xim_styles->supported_styles[j]) 1396 if (input_style == xim_styles->supported_styles[j])
1210 { 1397 {
1398 rxvt_freecommastring (s);
1399
1211 found = 1; 1400 found = 1;
1212 break; 1401 goto foundpet;
1402 }
1403
1213 } 1404 }
1405
1406 rxvt_freecommastring (s);
1214 } 1407 }
1215 for (i = 0; s[i]; i++) 1408
1216 free(s[i]); 1409foundpet:
1217 free(s); 1410
1218 XFree(xim_styles); 1411 XFree (xim_styles);
1219 1412
1220 if (!found) 1413 if (!found)
1221 { 1414 {
1222 XCloseIM(xim); 1415 im_destroy ();
1223 return False; 1416 return false;
1417 }
1418
1419 XFontSet fs = 0;
1420 XVaNestedList preedit_attr = 0, status_attr = 0;
1421
1422 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1224 } 1423 {
1424 // fake us a font-set, please
1425 char **missing_charset_list;
1426 int missing_charset_count;
1427 char *def_string;
1428 char pat[512];
1225 1429
1226 ximcallback.callback = rxvt_IMDestroyCallback; 1430 sprintf (pat,
1431 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1432 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1433 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1436 "*",
1437 fheight,
1438 fheight + 1, fheight - 1,
1439 fheight - 2, fheight + 2);
1227 1440
1228 /* XXX: not sure why we need this (as well as IC one below) */ 1441 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1229 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1442 &missing_charset_list, &missing_charset_count, &def_string);
1230 1443
1231 preedit_attr = status_attr = NULL; 1444 if (missing_charset_list)
1445 XFreeStringList (missing_charset_list);
1446
1447 if (!fs)
1448 {
1449 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1450 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1451 }
1452 }
1232 1453
1233 if (input_style & XIMPreeditPosition) 1454 if (input_style & XIMPreeditPosition)
1234 { 1455 {
1235 set_size (&rect); 1456 im_set_size (rect);
1236 set_position (&spot); 1457 im_set_position (spot);
1237 set_color (&fg, &bg); 1458 im_set_color (fg, bg);
1238 1459
1239 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1460 preedit_attr = XVaCreateNestedList (0,
1461 XNForeground, fg,
1462 XNBackground, bg,
1463 XNArea, &rect,
1240 XNSpotLocation, &spot, 1464 XNSpotLocation, &spot,
1241 XNForeground, fg, XNBackground, bg,
1242 //XNFontSet, TermWin.fontset, 1465 XNFontSet, fs,
1243 NULL); 1466 NULL);
1244 } 1467 }
1245 else if (input_style & XIMPreeditArea) 1468 else if (input_style & XIMPreeditArea)
1246 { 1469 {
1247 set_color (&fg, &bg); 1470 im_set_color (fg, bg);
1248 1471
1249 /* 1472 /*
1250 * The necessary width of preedit area is unknown 1473 * The necessary width of preedit area is unknown
1251 * until create input context. 1474 * until create input context.
1252 */ 1475 */
1253 needed_rect.width = 0; 1476 needed_rect.width = 0;
1254
1255 set_preedit_area(&rect, &status_rect, &needed_rect); 1477 im_set_preedit_area (rect, status_rect, needed_rect);
1256 1478
1257 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1479 preedit_attr = XVaCreateNestedList (0,
1480 XNForeground, fg,
1258 XNForeground, fg, XNBackground, bg, 1481 XNBackground, bg,
1482 XNArea, &rect,
1483 XNFontSet, fs,
1484 NULL);
1485 status_attr = XVaCreateNestedList (0,
1486 XNForeground, fg,
1487 XNBackground, bg,
1488 XNArea, &status_rect,
1259 //XNFontSet, TermWin.fontset, 1489 XNFontSet, fs,
1260 NULL); 1490 NULL);
1261 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1491 }
1262 XNForeground, fg, XNBackground, bg, 1492#if ENABLE_XIM_ONTHESPOT
1263 //XNFontSet, TermWin.fontset, 1493 else if (input_style & XIMPreeditCallbacks)
1494 {
1495 im_set_position (spot);
1496
1497 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1498 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1499 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1500# if 0
1501 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1502# endif
1503
1504 preedit_attr = XVaCreateNestedList (0,
1505 XNSpotLocation, &spot,
1506 XNPreeditStartCallback, &xcb[0],
1507 XNPreeditDoneCallback , &xcb[1],
1508 XNPreeditDrawCallback , &xcb[2],
1509# if 0
1510 XNPreeditCaretCallback, &xcb[3],
1511# endif
1264 NULL); 1512 NULL);
1265 } 1513 }
1266 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1514#endif
1515
1516 Input_Context = XCreateIC (xim,
1517 XNInputStyle, input_style,
1267 XNClientWindow, TermWin.parent[0], 1518 XNClientWindow, vt,
1268 XNFocusWindow, TermWin.parent[0], 1519 XNFocusWindow, parent[0],
1269 XNDestroyCallback, &ximcallback,
1270 preedit_attr ? XNPreeditAttributes : NULL, 1520 preedit_attr ? XNPreeditAttributes : NULL,
1271 preedit_attr, 1521 preedit_attr,
1272 status_attr ? XNStatusAttributes : NULL, 1522 status_attr ? XNStatusAttributes : NULL,
1273 status_attr, NULL); 1523 status_attr, NULL);
1274 if (preedit_attr) 1524
1275 XFree(preedit_attr); 1525 if (preedit_attr) XFree (preedit_attr);
1276 if (status_attr) 1526 if (status_attr) XFree (status_attr);
1277 XFree(status_attr); 1527 if (fs) XFreeFontSet (dpy, fs);
1528
1278 if (Input_Context == NULL) 1529 if (Input_Context == NULL)
1279 { 1530 {
1280 rxvt_print_error("failed to create input context"); 1531 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1281 XCloseIM(xim); 1532 im_destroy ();
1282 return False; 1533 return false;
1283 } 1534 }
1284 if (input_style & XIMPreeditArea) 1535
1536#if 0
1537 // unfortunately, only the focus window is used by XIM, hard to fix
1538 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1539 vt_select_input ();
1540#endif
1541
1285 IMSetStatusPosition (); 1542 IMSetPosition ();
1286 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1543
1287 return True; 1544 return true;
1288} 1545}
1289 1546
1290/*
1291 * X manual pages and include files don't match on some systems:
1292 * some think this is an XIDProc and others an XIMProc so we can't
1293 * use the first argument - need to update this to be nice for
1294 * both types via some sort of configure detection
1295 */
1296/* ARGSUSED */
1297/* EXTPROTO */
1298void 1547void
1299rxvt_IMInstantiateCallback(Display * unused 1548rxvt_term::im_cb ()
1300 __attribute__ ((unused)), XPointer client_data
1301 __attribute__ ((unused)), XPointer call_data
1302 __attribute__ ((unused)))
1303{ 1549{
1304 int i, found, had_im; 1550 int i;
1305 const char *p; 1551 const char *p;
1306 char **s; 1552 char **s;
1307 char buf[IMBUFSIZ]; 1553 char buf[IMBUFSIZ];
1308 1554
1309 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1555 make_current ();
1556
1557 im_destroy ();
1558
1310 if (GET_R->Input_Context) 1559 if (Input_Context)
1311 return; 1560 return;
1312 1561
1313#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1562#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314 if (GET_R->rs[Rs_imLocale]) 1563 if (rs[Rs_imLocale])
1315 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1564 SET_LOCALE (rs[Rs_imLocale]);
1316#endif 1565#endif
1317 1566
1318 p = GET_R->rs[Rs_inputMethod]; 1567 p = rs[Rs_inputMethod];
1319 if (p && *p) 1568 if (p && *p)
1320 { 1569 {
1321 bool found = false; 1570 bool found = false;
1322 1571
1323 s = rxvt_splitcommastring (p); 1572 s = rxvt_splitcommastring (p);
1573
1324 for (i = 0; s[i]; i++) 1574 for (i = 0; s[i]; i++)
1325 { 1575 {
1326 if (*s[i]) 1576 if (*s[i])
1327 { 1577 {
1328 STRCPY (buf, "@im="); 1578 strcpy (buf, "@im=");
1329 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1579 strncat (buf, s[i], IMBUFSIZ - 5);
1330 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1580 if (IM_get_IC (buf))
1331 { 1581 {
1332 found = true; 1582 found = true;
1333 break; 1583 break;
1334 } 1584 }
1335 } 1585 }
1336 } 1586 }
1337 for (i = 0; s[i]; i++) 1587
1338 free(s[i]); 1588 rxvt_freecommastring (s);
1339 free(s);
1340 1589
1341 if (found) 1590 if (found)
1342 goto done; 1591 goto done;
1343 } 1592 }
1344 1593
1345 /* try with XMODIFIERS env. var. */ 1594 /* try with XMODIFIERS env. var. */
1346 if ((p = XSetLocaleModifiers ("")) && *p 1595 if (IM_get_IC (""))
1347 && GET_R->IM_get_IC ())
1348 goto done; 1596 goto done;
1349 1597
1350 /* try with no modifiers base IF the user didn't specify an IM */ 1598 /* try with no modifiers base IF the user didn't specify an IM */
1351 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1599 if (IM_get_IC ("@im=none"))
1352 && GET_R->IM_get_IC () == True)
1353 goto done; 1600 goto done;
1354 1601
1355done: 1602done:
1356#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1603#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357 if (GET_R->rs[Rs_imLocale]) 1604 if (rs[Rs_imLocale])
1358 setlocale (LC_CTYPE, GET_R->locale); 1605 SET_LOCALE (locale);
1359#endif 1606#endif
1360} 1607}
1361 1608
1362void 1609void
1363rxvt_term::IMSetStatusPosition () 1610rxvt_term::IMSetPosition ()
1364{ 1611{
1365 XRectangle preedit_rect, status_rect, *needed_rect; 1612 XRectangle preedit_rect, status_rect, *needed_rect;
1366 XVaNestedList preedit_attr, status_attr; 1613 XVaNestedList preedit_attr, status_attr;
1367 1614
1368 if (Input_Context == NULL 1615 if (!Input_Context
1369 || !TermWin.focus || !(input_style & XIMPreeditArea) 1616 || !focus
1617 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1370 || !IMisRunning ()) 1618 || !IMisRunning ())
1371 return; 1619 return;
1372 1620
1621 if (input_style & XIMPreeditPosition)
1622 {
1623 im_set_size (preedit_rect);
1624 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1625
1626 XSetICValues (Input_Context,
1627 XNPreeditAttributes, preedit_attr, NULL);
1628 }
1629 else
1630 {
1373 /* Getting the necessary width of preedit area */ 1631 /* Getting the necessary width of preedit area */
1374 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1632 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1375 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1633 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1376 XFree(status_attr); 1634 XFree (status_attr);
1377 1635
1378 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1636 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1637 XFree (needed_rect);
1379 1638
1380 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1639 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1381 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1640 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1382 1641
1383 XSetICValues(Input_Context, 1642 XSetICValues (Input_Context,
1384 XNPreeditAttributes, preedit_attr, 1643 XNPreeditAttributes, preedit_attr,
1385 XNStatusAttributes, status_attr, NULL); 1644 XNStatusAttributes, status_attr,
1645 NULL);
1386 1646
1647 XFree (status_attr);
1648 }
1649
1387 XFree(preedit_attr); 1650 XFree (preedit_attr);
1388 XFree(status_attr);
1389} 1651}
1390#endif /* USE_XIM */ 1652#endif /* USE_XIM */
1391 1653
1392/*----------------------------------------------------------------------*/
1393rxvt_t rxvt_current_term;
1394
1395/*----------------------- end-of-file (C source) -----------------------*/ 1654/*----------------------- end-of-file (C source) -----------------------*/

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