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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.28 by pcg, Mon Feb 9 22:45:29 2004 UTC vs.
Revision 1.301 by ayin, Sat Jan 19 13:00:10 2008 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) 2003-2007 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>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h>
40#endif
41
42#ifdef HAVE_TERMIOS_H
43# include <termios.h>
44#endif
45
46#include <cstring> 41#include <cstring>
47 42
43#include <termios.h>
44
45#ifdef HAVE_XSETLOCALE
46# define X_LOCALE
47# include <X11/Xlocale.h>
48#else
49# ifdef HAVE_SETLOCALE
50# include <clocale>
51# endif
52#endif
53
54vector<rxvt_term *> rxvt_term::termlist;
55
56// used to tell global functions which terminal instance is "active"
57rxvt_t rxvt_current_term;
58
48static char curlocale[128]; 59static char curlocale[128], savelocale[128];
49 60
50void 61bool
51rxvt_set_locale (const char *locale) 62rxvt_set_locale (const char *locale) NOTHROW
52{ 63{
53 if (locale && STRNCMP (locale, curlocale, 128)) 64 int size = strlen (locale) + 1;
54 { 65
55 STRNCPY (curlocale, locale, 128); 66 if (size > sizeof (curlocale))
67 rxvt_fatal ("locale string too long, aborting.\n");
68
69 if (!locale || !memcmp (locale, curlocale, size))
70 return false;
71
72 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 73 setlocale (LC_CTYPE, curlocale);
57 } 74 return true;
58} 75}
59 76
60void * 77void
61rxvt_term::operator new (size_t s) 78rxvt_push_locale (const char *locale) NOTHROW
62{ 79{
63 void *p = malloc (s); 80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
82}
64 83
65 MEMSET (p, 0, s); 84void
85rxvt_pop_locale () NOTHROW
86{
87 rxvt_set_locale (savelocale);
88}
89
90#if ENABLE_COMBINING
91class rxvt_composite_vec rxvt_composite;
92
93text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
94{
95 compose_char *cc;
96
97 // break compose chains, as stupid readline really likes to duplicate
98 // composing characters for some reason near the end of a line.
99 cc = (*this)[c1];
100 while (cc)
101 {
102 if (cc->c2 == c2) return c1;
103 cc = (*this)[cc->c1];
104 }
105
106 // check to see wether this combination already exists otherwise
107 for (cc = v.end (); cc-- > v.begin (); )
108 {
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
111 }
112
113 // allocate a new combination
114 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
115 {
116 static int seen;
117
118 if (!seen++)
119 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
120
121 return REPLACEMENT_CHAR;
122 }
123
124 v.push_back (compose_char (c1, c2));
125
126 return v.size () - 1 + COMPOSE_LO;
127}
128
129int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
130{
131 compose_char *cc = (*this)[c];
132
133 if (!cc)
134 {
135 if (r) *r = c;
136 return 1;
137 }
138
139 int len = expand (cc->c1, r);
140
141 if (r) r += len;
142
143 if (cc->c2 != NOCHAR)
144 {
145 len++;
146 if (r) *r++ = cc->c2;
147 }
148
66 return p; 149 return len;
67}
68 150
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 151}
152#endif
74 153
75rxvt_term::rxvt_term () 154rxvt_term::rxvt_term ()
76 : 155{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 156#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79 vt_ev (this, &rxvt_term::x_cb), 158#endif
159#ifdef CURSOR_BLINK
160 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
161#endif
162#ifdef TEXT_BLINK
163 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
173#endif
174#if ENABLE_TRANSPARENCY || ENABLE_PERL
175 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
176#endif
80#ifdef HAVE_SCROLLBARS 177#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
82#endif 179#endif
83#ifdef MENUBAR 180#ifdef USE_XIM
84 menubar_ev (this, &rxvt_term::x_cb), fixme 181 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif 182#endif
92#ifdef POINTER_BLANK 183#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 184 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 185#endif
95 check_ev (this, &rxvt_term::check_cb), 186#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 187 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 188#endif
98 incr_ev (this, &rxvt_term::incr_cb) 189 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
99{ 190 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
191 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
192 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
193 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
194 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
196
100 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 197 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
198
199 termlist.push_back (this);
200
201#ifdef KEYSYM_RESOURCE
202 keyboard = new keyboard_manager;
203#endif
204}
205
206// clean up the most important stuff, do *not* call x or free mem etc.
207// for use before an emergency exit
208void
209rxvt_term::emergency_cleanup ()
210{
211 if (cmd_pid)
212 kill (-cmd_pid, SIGHUP);
213
214 pty_ev.stop ();
215 delete pty; pty = 0;
101} 216}
102 217
103rxvt_term::~rxvt_term () 218rxvt_term::~rxvt_term ()
104{ 219{
220 termlist.erase (find (termlist.begin (), termlist.end(), this));
221
222 emergency_cleanup ();
223
224#if ENABLE_STYLES
225 for (int i = RS_styleCount; --i; )
226 if (fontset[i] != fontset[0])
227 delete fontset[i];
228#endif
229 delete fontset[0];
230
231#ifdef HAVE_BG_PIXMAP
232 bgPixmap.destroy ();
233#endif
234
235 if (display)
236 {
237 selection_clear ();
238
239#ifdef USE_XIM
240 im_destroy ();
241#endif
242#ifdef XTERM_SCROLLBAR
243 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
244 if (ShadowGC) XFreeGC (dpy, ShadowGC);
245#endif
246#ifdef PLAIN_SCROLLBAR
247 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
248#endif
249#ifdef NEXT_SCROLLBAR
250 if (blackGC) XFreeGC (dpy, blackGC);
251 if (whiteGC) XFreeGC (dpy, whiteGC);
252 if (grayGC) XFreeGC (dpy, grayGC);
253 if (darkGC) XFreeGC (dpy, darkGC);
254 if (stippleGC) XFreeGC (dpy, stippleGC);
255 if (dimple) XFreePixmap (dpy, dimple);
256 if (upArrow) XFreePixmap (dpy, upArrow);
257 if (downArrow) XFreePixmap (dpy, downArrow);
258 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
259 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
260#endif
261#ifdef RXVT_SCROLLBAR
262 if (topShadowGC) XFreeGC (dpy, topShadowGC);
263 if (botShadowGC) XFreeGC (dpy, botShadowGC);
264 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
265#endif
266 if (gc) XFreeGC (dpy, gc);
267
268 delete drawable;
269 // destroy all windows
270 if (parent[0])
271 XDestroyWindow (dpy, parent[0]);
272
273 for (int i = 0; i < TOTAL_COLORS; i++)
274 if (ISSET_PIXCOLOR (i))
275 {
276 pix_colors_focused [i].free (this);
277#if OFF_FOCUS_FADING
278 pix_colors_unfocused [i].free (this);
279#endif
280 }
281
282 clear ();
283
284 display->flush (); /* ideally .put should do this */
285 displays.put (display);
286 }
287
105 scr_release (); 288 scr_release ();
106 289
290 /* clear all resources */
291 for (int i = 0; i < allocated.size (); i++)
292 free (allocated [i]);
293
294 free (selection.text);
295 // TODO: manage env vars in child only(!)
296 free (env_display);
297 free (env_term);
107 free (locale); 298 free (locale);
108 free (codeset); 299 free (v_buffer);
300 free (incr_buf);
109 301
110#ifndef NO_SETOWNER_TTYDEV 302 delete envv;
111 privileged_ttydev (RESTORE); 303 delete argv;
112#endif
113#ifdef UTMP_SUPPORT
114 privileged_utmp (RESTORE);
115#endif
116#ifdef USE_XIM
117 if (Input_Context)
118 {
119 XDestroyIC (Input_Context);
120 Input_Context = NULL;
121 }
122#endif
123 304
124 if (TermWin.parent[0]) 305#ifdef KEYSYM_RESOURCE
125 XDestroyWindow (display->display, TermWin.parent[0]); 306 delete keyboard;
307#endif
308#ifndef NO_RESOURCES
309 XrmDestroyDatabase (option_db);
310#endif
311}
126 312
127 // TODO: free pixcolours, colours should become part of rxvt_display 313// child has exited, usually destroys
314void
315rxvt_term::child_cb (ev::child &w, int status)
316{
317 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
128 318
129 delete PixColors; 319 cmd_pid = 0;
130 320
131 if (cmd_fd >= 0) 321 if (!option (Opt_hold))
132 close (cmd_fd); 322 destroy ();
323}
324
325void
326rxvt_term::destroy ()
327{
328 if (destroy_ev.is_active ())
329 return;
330
331 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
332
333#if ENABLE_OVERLAY
334 scr_overlay_off ();
335#endif
133 336
134 if (display) 337 if (display)
135 displays.release (display);
136}
137
138void
139rxvt_term::destroy ()
140{
141 if (display)
142 { 338 {
339#if USE_XIM
340 im_ev.stop (display);
341#endif
342#if HAVE_SCROLLBARS
343 scrollbar_ev.stop (display);
344#endif
345#if ENABLE_TRANSPARENCY || ENABLE_PERL
346 rootwin_ev.stop (display);
347#endif
348 incr_ev.stop ();
143 termwin_ev.stop (display); 349 termwin_ev.stop (display);
144 vt_ev.stop (display); 350 vt_ev.stop (display);
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 351 }
152 352
153 check_ev.stop (); 353 flush_ev.stop ();
154 pty_ev.stop (); 354 pty_ev.stop ();
155#ifdef CURSOR_BLINK 355#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 356 cursor_blink_ev.stop ();
157#endif 357#endif
158#ifdef TEXT_BLINK 358#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 359 text_blink_ev.stop ();
160#endif 360#endif
361#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
362 cont_scroll_ev.stop ();
363#endif
364#ifdef SELECTION_SCROLLING
365 sel_scroll_ev.stop ();
366#endif
161#ifdef POINTER_BLANK 367#ifdef POINTER_BLANK
162 pointer_ev.stop (); 368 pointer_ev.stop ();
163#endif 369#endif
164 370
165 destroy_ev.start (0); 371 destroy_ev.start ();
166} 372}
167 373
168void 374void
169rxvt_term::destroy_cb (time_watcher &w) 375rxvt_term::destroy_cb (ev::idle &w, int revents)
170{ 376{
171 SET_R (this); 377 make_current ();
172 378
173 delete this; 379 delete this;
174}
175
176/*----------------------------------------------------------------------*/
177/* rxvt_init() */
178/* LIBPROTO */
179rxvt_t
180rxvt_init (int argc, const char *const *argv)
181{
182 SET_R (new rxvt_term);
183
184 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185 {
186 delete GET_R;
187 SET_R (0);
188 }
189
190 return GET_R;
191}
192
193static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195void
196rxvt_init_signals ()
197{
198 /* install exit handler for cleanup */
199#if 0
200#ifdef HAVE_ATEXIT
201 atexit(rxvt_clean_exit);
202#else
203#endif
204#endif
205
206 struct sigaction sa;
207
208 sigfillset (&sa.sa_mask);
209 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
218 /* signal (SIGURG, SIG_DFL); */
219
220 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222}
223
224bool
225rxvt_term::init (int argc, const char *const *argv)
226{
227 /*
228 * Save and then give up any super-user privileges
229 * If we need privileges in any area then we must specifically request it.
230 * We should only need to be root in these cases:
231 * 1. write utmp entries on some systems
232 * 2. chown tty on some systems
233 */
234 privileges (SAVE);
235 privileges (IGNORE);
236
237 init_secondary ();
238
239 const char **cmd_argv = init_resources (argc, argv);
240
241 set_locale ("");
242
243#if (MENUBAR_MAX)
244 menubar_read (rs[Rs_menu]);
245#endif
246#ifdef HAVE_SCROLLBARS
247 if (Options & Opt_scrollBar)
248 scrollBar.setIdle (); /* set existence for size calculations */
249#endif
250
251 create_windows (argc, argv);
252
253 init_xlocale ();
254
255 scr_reset (); /* initialize screen */
256#ifdef RXVT_GRAPHICS
257 Gr_reset (); /* reset graphics */
258#endif
259
260#if 0
261#ifdef DEBUG_X
262 XSynchronize(display->display, True);
263#endif
264#endif
265
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 resize_scrollbar (); /* create and map scrollbar */
269#endif
270#if (MENUBAR_MAX)
271 if (menubar_visible(r))
272 XMapWindow (display->display, menuBar.win);
273#endif
274#ifdef TRANSPARENT
275 if (Options & Opt_transparent)
276 {
277 XSelectInput (display->display, display->root, PropertyChangeMask);
278 check_our_parents ();
279 }
280#endif
281
282 rootwin_ev.start (display, display->root);
283
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal(sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill(getpid(), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0;
347} 380}
348 381
349/*----------------------------------------------------------------------*/ 382/*----------------------------------------------------------------------*/
350/* 383/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 384 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * TODO: if debugging, this should free up any known resources if we can 385 * TODO: if debugging, this should free up any known resources if we can
353 */ 386 */
354/* EXTPROTO */ 387static XErrorHandler old_xerror_handler;
355void
356rxvt_clean_exit ()
357{
358 GET_R->destroy ();
359}
360 388
361/* ------------------------------------------------------------------------- * 389static void
362 * MEMORY ALLOCATION WRAPPERS * 390rxvt_emergency_cleanup ()
363 * ------------------------------------------------------------------------- */
364/* EXTPROTO */
365void *
366rxvt_malloc(size_t size)
367{ 391{
368 void *p; 392 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
369 393 (*t)->emergency_cleanup ();
370 p = malloc(size);
371 if (p)
372 return p;
373
374 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375 rxvt_clean_exit();
376 exit(EXIT_FAILURE);
377 /* NOTREACHED */
378} 394}
379 395
380/* EXTPROTO */ 396#if !ENABLE_MINIMAL
381void * 397static void
382rxvt_calloc(size_t number, size_t size) 398print_x_error (Display *dpy, XErrorEvent *event)
383{ 399{
384 void *p; 400 char buffer[BUFSIZ];
385 401 char mesg[BUFSIZ];
386 p = calloc(number, size); 402 char number[32];
387 if (p) 403 char *mtype = "XlibMessage";
388 return p; 404 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
389 405 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
390 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 406 rxvt_warn ("An X Error occured, trying to continue after report.\n");
391 rxvt_clean_exit(); 407 rxvt_warn ("%s: %s\n", mesg, buffer);
392 exit(EXIT_FAILURE); 408 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
393 /* NOTREACHED */ 409 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
410 sprintf(number, "%d", event->request_code);
411 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
412 rxvt_warn ("(which is %s)\n", buffer);
413 if (event->request_code >= 128) {
414 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
415 mesg, BUFSIZ);
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
417 }
418 if ((event->error_code == BadWindow) ||
419 (event->error_code == BadPixmap) ||
420 (event->error_code == BadCursor) ||
421 (event->error_code == BadFont) ||
422 (event->error_code == BadDrawable) ||
423 (event->error_code == BadColor) ||
424 (event->error_code == BadGC) ||
425 (event->error_code == BadIDChoice) ||
426 (event->error_code == BadValue) ||
427 (event->error_code == BadAtom)) {
428 if (event->error_code == BadValue)
429 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
430 mesg, BUFSIZ);
431 else if (event->error_code == BadAtom)
432 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
433 mesg, BUFSIZ);
434 else
435 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
436 mesg, BUFSIZ);
437 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
438 }
439 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
440 mesg, BUFSIZ);
441 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
394} 442}
443#endif
395 444
396/* EXTPROTO */ 445int
397void * 446rxvt_xerror_handler (Display *display, XErrorEvent *event)
398rxvt_realloc(void *ptr, size_t size)
399{ 447{
400 void *p; 448 if (GET_R->allowedxerror == -1)
401 449 GET_R->allowedxerror = event->error_code;
402 if (ptr)
403 p = realloc(ptr, size);
404 else 450 else
405 p = malloc(size); 451 {
406 if (p) 452 // GET_R is most likely not the terminal which caused the error,
453 // so just output the error and continue
454#if ENABLE_MINIMAL
455 old_xerror_handler (display, event);
456#else
457 print_x_error (display, event);
458#endif
459 }
460
407 return p; 461 return 0;
462}
408 463
409 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 464int
410 rxvt_clean_exit(); 465rxvt_xioerror_handler (Display *display)
466{
467 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
468 DisplayString (display));
469 rxvt_emergency_cleanup ();
411 exit(EXIT_FAILURE); 470 _exit (EXIT_FAILURE);
412 /* NOTREACHED */
413} 471}
414 472
415/* ------------------------------------------------------------------------- * 473static struct sig_handlers
416 * PRIVILEGED OPERATIONS *
417 * ------------------------------------------------------------------------- */
418/* take care of suid/sgid super-user (root) privileges */
419void
420rxvt_term::privileges (int mode)
421{ 474{
422#if ! defined(__CYGWIN32__) 475 ev::sig sw_term, sw_int;
423# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 476
424 /* setreuid() is the poor man's setuid(), seteuid() */ 477 /*
425# define seteuid(a) setreuid(-1, (a)) 478 * Catch a fatal signal and tidy up before quitting
426# define setegid(a) setregid(-1, (a)) 479 */
427# define HAVE_SETEUID 480 void sig_term (ev::sig &w, int revents);
428# endif 481
429# ifdef HAVE_SETEUID 482 sig_handlers ()
430 switch (mode)
431 { 483 {
432 case IGNORE: 484 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
433 /* 485 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
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 } 486 }
449# else 487} sig_handlers;
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}
464 488
465#ifdef UTMP_SUPPORT
466void 489void
467rxvt_term::privileged_utmp (char action) 490sig_handlers::sig_term (ev::sig &w, int revents)
468{ 491{
469 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 492 rxvt_emergency_cleanup ();
470 action, next_utmp_action, getpid())); 493 w.stop ();
471 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 494 kill (getpid (), w.signum);
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} 495}
489#endif
490 496
491#ifndef NO_SETOWNER_TTYDEV 497char **rxvt_environ; // startup environment
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;
501 498
502 privileges (RESTORE); 499void
500rxvt_init ()
501{
502 ptytty::init ();
503 503
504 if (action == SAVE) 504 if (!ev_default_loop (0))
505 { 505 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
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
513 506
514 { 507 rxvt_environ = environ;
515 chown(ttydev, getuid(), ttygid); /* fail silently */
516 chmod(ttydev, ttymode);
517# ifdef HAVE_REVOKE
518 revoke(ttydev);
519# endif
520 508
521 } 509 signal (SIGHUP, SIG_IGN);
522 } 510 signal (SIGPIPE, SIG_IGN);
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
534 511
535 } 512 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
513 sig_handlers.sw_int.start (SIGINT); ev_unref ();
536 514
537 privileges (IGNORE); 515 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
516 /* signal (SIGURG, SIG_DFL); */
538 517
539# ifndef RESET_TTY_TO_COMMON_DEFAULTS 518 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
540 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 519 // TODO: handle this with exceptions and tolerate the memory loss
541 action == RESTORE ? "Restoring" : (action == 520 XSetIOErrorHandler (rxvt_xioerror_handler);
542 SAVE ? "Saving" : 521
543 "UNKNOWN ERROR for"), ttydev, 522 XrmInitialize ();
544 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545 ttyfd_stat.st_gid));
546# endif
547} 523}
548#endif
549 524
550/*----------------------------------------------------------------------*/ 525/*----------------------------------------------------------------------*/
551/* 526/*
552 * window size/position calculcations for XSizeHint and other storage. 527 * window size/position calculations for XSizeHint and other storage.
553 * if width/height are non-zero then override calculated width/height 528 * if width/height are non-zero then override calculated width/height
554 */ 529 */
555void 530void
556rxvt_term::window_calc (unsigned int width, unsigned int height) 531rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557{ 532{
558 short recalc_x, recalc_y; 533 short recalc_x, recalc_y;
559 int x, y, sb_w, mb_h, flags; 534 int x, y, sb_w, flags;
560 unsigned int w, h; 535 unsigned int w, h;
561 unsigned int max_width, max_height; 536 unsigned int max_width, max_height;
562 537
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; 538 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567 szHint.win_gravity = NorthWestGravity; 539 szHint.win_gravity = NorthWestGravity;
568 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 540 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569 541
570 recalc_x = recalc_y = 0; 542 recalc_x = recalc_y = 0;
571 flags = 0; 543 flags = 0;
544
572 if (!parsed_geometry) 545 if (!parsed_geometry)
573 { 546 {
574 parsed_geometry = 1; 547 parsed_geometry = 1;
548
575 if (rs[Rs_geometry]) 549 if (rs[Rs_geometry])
576 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 550 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
551
577 if (flags & WidthValue) 552 if (flags & WidthValue)
578 { 553 {
579 TermWin.ncol = BOUND_POSITIVE_INT16(w); 554 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580 szHint.flags |= USSize; 555 szHint.flags |= USSize;
581 } 556 }
557
582 if (flags & HeightValue) 558 if (flags & HeightValue)
583 { 559 {
584 TermWin.nrow = BOUND_POSITIVE_INT16(h); 560 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585 szHint.flags |= USSize; 561 szHint.flags |= USSize;
586 } 562 }
563
587 if (flags & XValue) 564 if (flags & XValue)
588 { 565 {
589 szHint.x = x; 566 szHint.x = x;
590 szHint.flags |= USPosition; 567 szHint.flags |= USPosition;
568
591 if (flags & XNegative) 569 if (flags & XNegative)
592 { 570 {
593 recalc_x = 1; 571 recalc_x = 1;
594 szHint.win_gravity = NorthEastGravity; 572 szHint.win_gravity = NorthEastGravity;
595 } 573 }
596 } 574 }
575
597 if (flags & YValue) 576 if (flags & YValue)
598 { 577 {
599 szHint.y = y; 578 szHint.y = y;
600 szHint.flags |= USPosition; 579 szHint.flags |= USPosition;
580
601 if (flags & YNegative) 581 if (flags & YNegative)
602 { 582 {
603 recalc_y = 1; 583 recalc_y = 1;
584
604 if (szHint.win_gravity == NorthEastGravity) 585 if (szHint.win_gravity == NorthEastGravity)
605 szHint.win_gravity = SouthEastGravity; 586 szHint.win_gravity = SouthEastGravity;
606 else 587 else
607 szHint.win_gravity = SouthWestGravity; 588 szHint.win_gravity = SouthWestGravity;
608 } 589 }
609 } 590 }
610 } 591 }
592
611 /* TODO: BOUNDS */ 593 /* TODO: BOUNDS */
612 TermWin.width = TermWin.ncol * TermWin.fwidth; 594 width = ncol * fwidth;
613 TermWin.height = TermWin.nrow * TermWin.fheight; 595 height = nrow * fheight;
614 max_width = MAX_COLS * TermWin.fwidth; 596 max_width = MAX_COLS * fwidth;
615 max_height = MAX_ROWS * TermWin.fheight; 597 max_height = MAX_ROWS * fheight;
616 598
617 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 599 szHint.base_width = szHint.base_height = 2 * int_bwidth;
618 600
619 sb_w = mb_h = 0; 601 sb_w = 0;
620 window_vt_x = window_vt_y = 0; 602 window_vt_x = window_vt_y = int_bwidth;
621 if (scrollbar_visible ()) 603
604 if (scrollBar.state)
622 { 605 {
623 sb_w = scrollbar_TotalWidth(); 606 sb_w = scrollbar_TotalWidth ();
624 szHint.base_width += sb_w; 607 szHint.base_width += sb_w;
608
625 if (!(Options & Opt_scrollBar_right)) 609 if (!option (Opt_scrollBar_right))
626 window_vt_x = sb_w; 610 window_vt_x += sb_w;
627 }
628 if (menubar_visible ())
629 { 611 }
630 mb_h = menuBar_TotalHeight(); 612
631 szHint.base_height += mb_h;
632 window_vt_y = mb_h;
633 }
634 szHint.width_inc = TermWin.fwidth; 613 szHint.width_inc = fwidth;
635 szHint.height_inc = TermWin.fheight; 614 szHint.height_inc = fheight;
636 szHint.min_width = szHint.base_width + szHint.width_inc; 615 szHint.min_width = szHint.base_width + szHint.width_inc;
637 szHint.min_height = szHint.base_height + szHint.height_inc; 616 szHint.min_height = szHint.base_height + szHint.height_inc;
638 617
639 if (width && width - szHint.base_width < max_width) 618 if (newwidth && newwidth - szHint.base_width < max_width)
640 { 619 {
641 szHint.width = width; 620 szHint.width = newwidth;
642 TermWin.width = width - szHint.base_width; 621 width = newwidth - szHint.base_width;
643 } 622 }
644 else 623 else
645 { 624 {
646 MIN_IT(TermWin.width, max_width); 625 min_it (width, max_width);
647 szHint.width = szHint.base_width + TermWin.width; 626 szHint.width = szHint.base_width + width;
648 } 627 }
628
649 if (height && height - szHint.base_height < max_height) 629 if (newheight && newheight - szHint.base_height < max_height)
650 { 630 {
651 szHint.height = height; 631 szHint.height = newheight;
652 TermWin.height = height - szHint.base_height; 632 height = newheight - szHint.base_height;
653 } 633 }
654 else 634 else
655 { 635 {
656 MIN_IT(TermWin.height, max_height); 636 min_it (height, max_height);
657 szHint.height = szHint.base_height + TermWin.height; 637 szHint.height = szHint.base_height + height;
658 } 638 }
639
659 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 640 if (scrollBar.state && option (Opt_scrollBar_right))
660 window_sb_x = szHint.width - sb_w; 641 window_sb_x = szHint.width - sb_w;
661 642
662 if (recalc_x) 643 if (recalc_x)
663 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 644 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
664 - szHint.width - 2 * TermWin.ext_bwidth); 645
665 if (recalc_y) 646 if (recalc_y)
666 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 647 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
667 - szHint.height - 2 * TermWin.ext_bwidth);
668 648
669 TermWin.ncol = TermWin.width / TermWin.fwidth; 649 ncol = width / fwidth;
670 TermWin.nrow = TermWin.height / TermWin.fheight; 650 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} 651}
676 652
677/*----------------------------------------------------------------------*/ 653/*----------------------------------------------------------------------*/
678/* 654/*
679 * Tell the teletype handler what size the window is. 655 * Tell the teletype handler what size the window is.
680 * Called after a window size change. 656 * Called after a window size change.
681 */ 657 */
682void 658void
683rxvt_term::tt_winch () 659rxvt_term::tt_winch ()
684{ 660{
661 if (pty->pty < 0)
662 return;
663
685 struct winsize ws; 664 struct winsize ws;
686 665
687 if (cmd_fd < 0)
688 return;
689
690 ws.ws_col = TermWin.ncol; 666 ws.ws_col = ncol;
691 ws.ws_row = TermWin.nrow; 667 ws.ws_row = nrow;
692 ws.ws_xpixel = ws.ws_ypixel = 0; 668 ws.ws_xpixel = width;
693#ifndef DEBUG_SIZE 669 ws.ws_ypixel = height;
694 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 670 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695#else 671
696 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 672#if 0
697 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 673 // TIOCSWINSZ is supposed to do this automatically and correctly
698# ifdef SIGWINCH
699 else if (cmd_pid) /* force through to the command */ 674 if (cmd_pid) /* force through to the command */
700 kill (cmd_pid, SIGWINCH); 675 kill (-cmd_pid, SIGWINCH);
701# endif
702#endif 676#endif
703} 677}
704 678
705/*----------------------------------------------------------------------*/ 679/*----------------------------------------------------------------------*/
706/* rxvt_change_font() - Switch to a new font */ 680/* set_fonts () - load and set the various fonts
707/* 681 *
708 * init = 1 - initialize 682 * init = 1 - initialize
709 * 683 *
710 * fontname == FONT_UP - switch to bigger font 684 * fontname == FONT_UP - switch to bigger font
711 * fontname == FONT_DN - switch to smaller font 685 * fontname == FONT_DN - switch to smaller font
712 */ 686 */
713void 687bool
714rxvt_term::change_font (int init, const char *fontname) 688rxvt_term::set_fonts ()
715{} 689{
690 rxvt_fontset *fs = new rxvt_fontset (this);
691 rxvt_fontprop prop;
716 692
693 if (!fs
694 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
695 || !fs->realize_font (1))
696 {
697 delete fs;
698 return false;
699 }
700
701#if ENABLE_STYLES
702 for (int i = RS_styleCount; --i; )
703 if (fontset[i] != fontset[0])
704 delete fontset[i];
705#endif
706
707 delete fontset[0];
708 fontset[0] = fs;
709
710 prop = (*fs)[1]->properties ();
711 prop.height += lineSpace;
712
713 fs->set_prop (prop, false);
714
715 fwidth = prop.width;
716 fheight = prop.height;
717 fbase = prop.ascent;
718
719 for (int style = 1; style < 4; style++)
720 {
721#if ENABLE_STYLES
722 const char *res = rs[Rs_font + style];
723
724 if (res && !*res)
725 fontset[style] = fontset[0];
726 else
727 {
728 fontset[style] = fs = new rxvt_fontset (this);
729 rxvt_fontprop prop2 = prop;
730
731 if (res)
732 {
733 fs->populate (res);
734 fs->set_prop (prop2, false);
735 }
736 else
737 {
738 fs->populate (fontset[0]->fontdesc);
739
740 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
741 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
742
743 fs->set_prop (prop2, true);
744 }
745
746 }
747#else
748 fontset[style] = fontset[0];
749#endif
750 }
751
752 if (parent[0])
753 {
754 resize_all_windows (0, 0, 0);
755 scr_remap_chars ();
756 scr_touch (true);
757 }
758
759 return true;
760}
761
717void 762void
718rxvt_term::font_up_down (int n, int direction) 763rxvt_term::set_string_property (Atom prop, const char *str, int len)
719{} 764{
765 XChangeProperty (dpy, parent[0],
766 prop, XA_STRING, 8, PropModeReplace,
767 (const unsigned char *)str, len >= 0 ? len : strlen (str));
768}
769
770void
771rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
772{
773 wchar_t *ws = rxvt_mbstowcs (str, len);
774 char *s = rxvt_wcstoutf8 (ws);
775
776 XChangeProperty (dpy, parent[0],
777 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
778 (const unsigned char *)s, strlen (s));
779
780 free (s);
781 free (ws);
782}
720 783
721/*----------------------------------------------------------------------*/ 784/*----------------------------------------------------------------------*/
722/*----------------------------------------------------------------------*/ 785/*----------------------------------------------------------------------*/
723/* xterm sequences - title, iconName, color (exptl) */ 786/* xterm sequences - title, iconName, color (exptl) */
724void 787void
725rxvt_term::set_title (const char *str) 788rxvt_term::set_title (const char *str)
726{ 789{
727#ifndef SMART_WINDOW_TITLE 790 set_string_property (XA_WM_NAME, str);
728 XStoreName(display->display, TermWin.parent[0], str); 791#if ENABLE_EWMH
729#else 792 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 793#endif
739} 794}
740 795
741void 796void
742rxvt_term::set_iconName (const char *str) 797rxvt_term::set_icon_name (const char *str)
743{ 798{
744#ifndef SMART_WINDOW_TITLE 799 set_string_property (XA_WM_ICON_NAME, str);
745 XSetIconName(display->display, TermWin.parent[0], str); 800#if ENABLE_EWMH
746#else 801 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 802#endif
756} 803}
757 804
805void
806rxvt_term::set_window_color (int idx, const char *color)
807{
758#ifdef XTERM_COLOR_CHANGE 808#ifdef XTERM_COLOR_CHANGE
759void
760rxvt_term::set_window_color (int idx, const char *color)
761{
762 rxvt_color xcol; 809 rxvt_color xcol;
763 int i; 810 int i;
764 811
765 if (color == NULL || *color == '\0') 812 if (color == NULL || *color == '\0')
766 return; 813 return;
767 814
815 color = strdup (color);
816 allocated.push_back ((void *)color);
817 rs[Rs_color + idx] = color;
818
768 /* handle color aliases */ 819 /* handle color aliases */
769 if (isdigit(*color)) 820 if (isdigit (*color))
770 { 821 {
771 i = atoi(color); 822 i = atoi (color);
823
772 if (i >= 8 && i <= 15) 824 if (i >= 8 && i <= 15)
825 {
773 { /* bright colors */ 826 /* bright colors */
774 i -= 8;
775# ifndef NO_BRIGHTCOLOR
776 PixColors[idx] = PixColors[minBrightCOLOR + i]; 827 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
777 SET_PIXCOLOR(idx);
778 goto Done; 828 goto done;
779# endif
780
781 } 829 }
830
782 if (i >= 0 && i <= 7) 831 if (i >= 0 && i <= 7)
832 {
783 { /* normal colors */ 833 /* normal colors */
784 PixColors[idx] = PixColors[minCOLOR + i]; 834 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785 SET_PIXCOLOR(idx);
786 goto Done; 835 goto done;
787 } 836 }
788 } 837 }
789 if (!rXParseAllocColor (& xcol, color)) 838
790 return; 839 set_color (xcol, color);
791 /* XStoreColor (display->display, XCMAP, XColor*); */
792 840
793 /* 841 /*
794 * FIXME: should free colors here, but no idea how to do it so instead, 842 * FIXME: should free colors here, but no idea how to do it so instead,
795 * so just keep gobbling up the colormap 843 * so just keep gobbling up the colormap
796 */ 844 */
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
808 845
809 PixColors[idx] = xcol; 846 pix_colors_focused[idx] = xcol;
810 SET_PIXCOLOR(idx);
811 847
812 /* XSetWindowAttributes attr; */
813 /* Cursor cursor; */
814Done: 848done:
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. */ 849 /*TODO: handle Color_BD, scrollbar background, etc. */
820 850
821 set_colorfgbg (); 851 update_fade_color (idx);
822 recolour_cursor (); 852 recolour_cursor ();
823 /* the only reasonable way to enforce a clean update */ 853 scr_recolour ();
824 scr_poweron (); 854#endif /* XTERM_COLOR_CHANGE */
825} 855}
826
827#else
828# define set_window_color (idx,color) ((void)0)
829#endif /* XTERM_COLOR_CHANGE */
830 856
831void 857void
832rxvt_term::recolour_cursor () 858rxvt_term::recolour_cursor ()
833{ 859{
834#if TODO 860 XColor fg, bg;
835 rxvt_color xcol[2];
836 861
837 xcol[0] = PixColors[Color_pointer]; 862 (ISSET_PIXCOLOR (Color_pointer_fg)
838 xcol[1] = PixColors[Color_bg]; 863 ? pix_colors_focused[Color_pointer_fg]
839 XQueryColors (display->display, XCMAP, xcol, 2); 864 : pix_colors_focused[Color_fg]).get (fg);
840 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 865
841#endif 866 (ISSET_PIXCOLOR (Color_pointer_bg)
867 ? pix_colors_focused[Color_pointer_bg]
868 : pix_colors_focused[Color_bg]).get (bg);
869
870 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
842} 871}
843 872
844/*----------------------------------------------------------------------*/ 873/*----------------------------------------------------------------------*/
845/* 874/*
846 * find if fg/bg matches any of the normal (low-intensity) colors 875 * find if fg/bg matches any of the normal (low-intensity) colors
847 */ 876 */
848void 877void
849rxvt_term::set_colorfgbg () 878rxvt_term::set_colorfgbg ()
850{ 879{
851 unsigned int i; 880 unsigned int i;
852 const char *xpmb = "\0"; 881 const char *xpmb = "";
853 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 882 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854 883
855 env_colorfgbg =
856 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
857 STRCPY(fstr, "default"); 884 strcpy (fstr, "default");
858 STRCPY(bstr, "default"); 885 strcpy (bstr, "default");
859 for (i = Color_Black; i <= Color_White; i++) 886 for (i = Color_Black; i <= Color_White; i++)
860 if (PixColors[Color_fg] == PixColors[i]) 887 if (pix_colors[Color_fg] == pix_colors[i])
861 { 888 {
862 sprintf(fstr, "%d", (i - Color_Black)); 889 sprintf (fstr, "%d", (i - Color_Black));
863 break; 890 break;
864 } 891 }
892
865 for (i = Color_Black; i <= Color_White; i++) 893 for (i = Color_Black; i <= Color_White; i++)
866 if (PixColors[Color_bg] == PixColors[i]) 894 if (pix_colors[Color_bg] == pix_colors[i])
867 { 895 {
868 sprintf(bstr, "%d", (i - Color_Black)); 896 sprintf (bstr, "%d", (i - Color_Black));
869#ifdef XPM_BACKGROUND 897#ifdef BG_IMAGE_FROM_FILE
870 xpmb = "default;"; 898 xpmb = "default;";
871#endif 899#endif
872 break; 900 break;
873 } 901 }
902
874 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 903 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} 904}
888 905
889/*----------------------------------------------------------------------*/ 906/*----------------------------------------------------------------------*/
890/*
891 * Colour determination for low colour displays, routine from
892 * Hans de Goede <hans@highrise.nl>
893 */
894 907
895int 908bool
896rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 909rxvt_term::set_color (rxvt_color &color, const char *name)
897{ 910{
898 if (!screen_in_out->set (display, colour)) 911 if (color.set (this, name))
899 {
900 rxvt_print_error("can't allocate colour: %s", colour);
901 return false;
902 }
903
904 return true; 912 return true;
913
914 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
915 return false;
916}
917
918void
919rxvt_term::alias_color (int dst, int src)
920{
921 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
905} 922}
906 923
907/* -------------------------------------------------------------------- * 924/* -------------------------------------------------------------------- *
908 * - WINDOW RESIZING - * 925 * - WINDOW RESIZING - *
909 * -------------------------------------------------------------------- */ 926 * -------------------------------------------------------------------- */
910void 927void
911rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 928rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912{ 929{
913 int fix_screen; 930 int fix_screen;
931 int old_width = szHint.width;
932 int old_height = szHint.height;
914 933
915#ifdef SMART_RESIZE
916 int old_width = szHint.width, old_height = szHint.height;
917#endif
918
919 window_calc (width, height); 934 window_calc (newwidth, newheight);
935
936 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
920 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 937 XSetWMNormalHints (dpy, parent[0], &szHint);
938
921 if (!ignoreparent) 939 if (!ignoreparent)
922 { 940 {
923#ifdef SMART_RESIZE 941#ifdef SMART_RESIZE
924 /* 942 /*
925 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 943 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
928 int x, y, x1, y1; 946 int x, y, x1, y1;
929 int dx, dy; 947 int dx, dy;
930 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 948 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931 Window unused_cr; 949 Window unused_cr;
932 950
933 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 951 XTranslateCoordinates (dpy, parent[0], display->root,
934 0, 0, &x, &y, &unused_cr); 952 0, 0, &x, &y, &unused_cr);
935 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 953 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
936 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 954 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
937 /* 955 /*
938 * if display->root isn't the parent window, a WM will probably have offset 956 * if display->root isn't the parent window, a WM will probably have offset
939 * our position for handles and decorations. Counter it 957 * our position for handles and decorations. Counter it
940 */ 958 */
… …
942 { 960 {
943 x -= x1; 961 x -= x1;
944 y -= y1; 962 y -= y1;
945 } 963 }
946 964
947 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 965 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
948 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 966 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
949 dx = old_width - szHint.width; 967 dx = old_width - szHint.width;
950 dy = old_height - szHint.height; 968 dy = old_height - szHint.height;
951 969
952 /* Check position of the center of the window */ 970 /* Check position of the center of the window */
953 if (x < x1) /* left half */ 971 if (x < x1) /* left half */
954 dx = 0; 972 dx = 0;
… …
957 if (y < y1) /* top half */ 975 if (y < y1) /* top half */
958 dy = 0; 976 dy = 0;
959 else if (y == y1) /* exact center */ 977 else if (y == y1) /* exact center */
960 dy /= 2; 978 dy /= 2;
961 979
962 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 980 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
963 szHint.width, szHint.height); 981 szHint.width, szHint.height);
964#else 982#else
965 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 983 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
966 szHint.height);
967#endif 984#endif
968
969 } 985 }
970 986
971 fix_screen = (TermWin.ncol != prev_ncol 987 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972 || TermWin.nrow != prev_nrow);
973 988
974 if (fix_screen || width != old_width || height != old_height) 989 if (fix_screen || newwidth != old_width || newheight != old_height)
975 { 990 {
976 if (scrollbar_visible ()) 991 if (scrollBar.state)
977 { 992 {
978 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 993 XMoveResizeWindow (dpy, scrollBar.win,
994 window_sb_x, 0,
979 0, scrollbar_TotalWidth (), szHint.height); 995 scrollbar_TotalWidth (), szHint.height);
980 resize_scrollbar (); 996 resize_scrollbar ();
981 } 997 }
982 998
983 if (menubar_visible ()) 999 XMoveResizeWindow (dpy, vt,
984 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1000 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 ()); 1001 width, height);
990#ifdef RXVT_GRAPHICS 1002
991 if (old_height) 1003#ifdef HAVE_BG_PIXMAP
992 Gr_Resize (old_width - szHint.base_width, 1004 if (bgPixmap.window_size_sensitive ())
993 old_height - szHint.base_height); 1005 update_background ();
994#endif 1006#endif
1007
995 scr_clear (); 1008 scr_clear ();
996#ifdef XPM_BACKGROUND
997 resize_pixmap ();
998#endif
999
1000 } 1009 }
1001 1010
1002 if (fix_screen || old_height == 0) 1011 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(); 1012 scr_reset ();
1017 1013
1018 if (curr_screen >= 0) /* this is not the first time through */ 1014 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1019 { 1015 //scr_touch (false);
1020 scr_change_screen (curr_screen);
1021 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1022 }
1023 }
1024 1016
1025 old_width = szHint.width; 1017#ifdef HAVE_BG_PIXMAP
1026 old_height = szHint.height; 1018// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1019// if (bgPixmap.pixmap)
1020// scr_touch (false);
1021#endif
1027 1022
1028#ifdef USE_XIM 1023#ifdef USE_XIM
1029 IMSetStatusPosition (); 1024 IMSetPosition ();
1030#endif 1025#endif
1031} 1026}
1032 1027
1033/* 1028/*
1034 * Set the width/height of the vt window in characters. Units are pixels. 1029 * Set the width/height of the vt window in characters. Units are pixels.
1035 * good for toggling 80/132 columns 1030 * good for toggling 80/132 columns
1036 */ 1031 */
1037void 1032void
1038rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1033rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039{ 1034{
1040 XWindowAttributes wattr; 1035 XWindowAttributes wattr;
1041 1036
1042 if (width == 0 || height == 0) 1037 if (newwidth == 0 || newheight == 0)
1043 { 1038 {
1044 XGetWindowAttributes(display->display, display->root, &wattr); 1039 XGetWindowAttributes (dpy, display->root, &wattr);
1040
1045 if (width == 0) 1041 if (newwidth == 0)
1046 width = wattr.width - szHint.base_width; 1042 newwidth = wattr.width - szHint.base_width;
1047 if (height == 0) 1043 if (newheight == 0)
1048 height = wattr.height - szHint.base_height; 1044 newheight = wattr.height - szHint.base_height;
1049 }
1050 if (width != TermWin.width || height != TermWin.height)
1051 { 1045 }
1046
1047 if (newwidth != width || newheight != height)
1048 {
1052 width += szHint.base_width; 1049 newwidth += szHint.base_width;
1053 height += szHint.base_height; 1050 newheight += szHint.base_height;
1054 resize_all_windows (width, height, 0); 1051 resize_all_windows (newwidth, newheight, 0);
1055 } 1052 }
1056} 1053}
1057 1054
1058/* -------------------------------------------------------------------- * 1055/* -------------------------------------------------------------------- *
1059 * - X INPUT METHOD ROUTINES - * 1056 * - X INPUT METHOD ROUTINES - *
1060 * -------------------------------------------------------------------- */ 1057 * -------------------------------------------------------------------- */
1061#ifdef USE_XIM 1058#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 1059
1071void 1060void
1072rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1061rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1073{ 1062{
1074 *fg = PixColors[Color_fg]; 1063 fg = pix_colors [Color_fg];
1075 *bg = PixColors[Color_bg]; 1064 bg = pix_colors [Color_bg];
1065}
1066
1067void
1068rxvt_term::im_set_size (XRectangle &size)
1069{
1070 // the int_bwidth terms make no sense to me
1071 size.x = int_bwidth;
1072 size.y = int_bwidth;
1073 size.width = Width2Pixel (ncol) + int_bwidth;
1074 size.height = Height2Pixel (nrow) + int_bwidth;
1075}
1076
1077void
1078rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1079 XRectangle &status_rect,
1080 const XRectangle &needed_rect)
1081{
1082 preedit_rect.x = needed_rect.width;
1083 preedit_rect.y = 0;
1084 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1085 preedit_rect.height = fheight;
1086
1087 status_rect.x = 0;
1088 status_rect.y = 0;
1089 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1090 status_rect.height = fheight;
1076} 1091}
1077 1092
1078/* Checking whether input method is running. */ 1093/* Checking whether input method is running. */
1079bool 1094bool
1080rxvt_term::IMisRunning () 1095rxvt_term::IMisRunning ()
1081{ 1096{
1082 char *p; 1097 char *p;
1083 Atom atom; 1098 Atom atom;
1084 Window win; 1099 Window win;
1085 char server[IMBUFSIZ]; 1100 char server[IMBUFSIZ];
1086 1101
1087 /* get current locale modifier */ 1102 /* get current locale modifier */
1088 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1103 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1089 { 1104 {
1090 STRCPY(server, "@server="); 1105 strcpy (server, "@server=");
1091 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1106 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1107
1092 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1108 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1093 *p = '\0'; 1109 *p = '\0';
1094 1110
1095 atom = XInternAtom(display->display, server, False); 1111 atom = XInternAtom (dpy, server, False);
1096 win = XGetSelectionOwner(display->display, atom); 1112 win = XGetSelectionOwner (dpy, atom);
1113
1097 if (win != None) 1114 if (win != None)
1098 return True; 1115 return True;
1099 } 1116 }
1117
1100 return False; 1118 return False;
1101} 1119}
1102 1120
1103void 1121void
1104rxvt_term::IMSendSpot () 1122rxvt_term::IMSendSpot ()
1105{ 1123{
1106 XPoint spot; 1124 XPoint nspot;
1107 XVaNestedList preedit_attr; 1125 XVaNestedList preedit_attr;
1108 1126
1109 if (Input_Context == NULL 1127 if (!Input_Context
1110 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1128 || !focus
1111 || !(event_type == KeyPress 1129 || !(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; 1130 return;
1118 1131
1119 set_position (&spot); 1132 im_set_position (nspot);
1120 1133
1134 if (nspot.x == spot.x && nspot.y == spot.y)
1135 return;
1136
1137 spot = nspot;
1138
1121 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1139 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1140 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123 XFree(preedit_attr); 1141 XFree (preedit_attr);
1124} 1142}
1125 1143
1126void 1144void
1127rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1145rxvt_term::im_destroy ()
1128 XRectangle * needed_rect)
1129{ 1146{
1130 int mbh, vtx = 0; 1147 if (input_method)
1148 {
1149 if (Input_Context && input_method->xim)
1150 XDestroyIC (Input_Context);
1131 1151
1132 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1152 display->put_xim (input_method);
1133 vtx = scrollbar_TotalWidth(); 1153 input_method = 0;
1154 }
1134 1155
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; 1156 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} 1157}
1158
1159#ifdef ENABLE_XIM_ONTHESPOT
1160
1161static void
1162xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1163{
1164 ((rxvt_term *)client_data)->make_current ();
1165 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1166}
1167
1168static void
1169xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1170{
1171 ((rxvt_term *)client_data)->make_current ();
1172 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1173}
1174
1175static void
1176xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1177{
1178 rxvt_term *term = (rxvt_term *)client_data;
1179 XIMText *text = call_data->text;
1180
1181 term->make_current ();
1182
1183 if (text)
1184 {
1185 void *str;
1186
1187 if (!text->encoding_is_wchar && text->string.multi_byte)
1188 {
1189 // of course, X makes it ugly again
1190 if (term->rs[Rs_imLocale])
1191 SET_LOCALE (term->rs[Rs_imLocale]);
1192
1193 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1194 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1195
1196 if (term->rs[Rs_imLocale])
1197 SET_LOCALE (term->locale);
1198 }
1199 else
1200 str = (void *)text->string.wide_char;
1201
1202 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1203 DT_INT, call_data->caret,
1204 DT_INT, call_data->chg_first,
1205 DT_INT, call_data->chg_length,
1206 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1207 DT_WCS_LEN, str, str ? (int)text->length : 0,
1208 DT_END));
1209 }
1210 else
1211 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1212 DT_INT, call_data->caret,
1213 DT_INT, call_data->chg_first,
1214 DT_INT, call_data->chg_length,
1215 DT_END));
1216}
1217
1218#if 0
1219static void
1220xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1221{
1222 ((rxvt_term *)client_data)->make_current ();
1223 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1224 DT_INT, call_data->position,
1225 DT_INT, call_data->direction,
1226 DT_INT, call_data->style,
1227 DT_END));
1228}
1229#endif
1230
1231#endif
1164 1232
1165/* 1233/*
1166 * Try to open a XIM with the current modifiers, then see if we can 1234 * Try to open a XIM with the current modifiers, then see if we can
1167 * open a suitable preedit type 1235 * open a suitable preedit type
1168 */ 1236 */
1169bool 1237bool
1170rxvt_term::IM_get_IC () 1238rxvt_term::IM_get_IC (const char *modifiers)
1171{ 1239{
1172 int i, j, found; 1240 int i, j, found;
1173 XIM xim; 1241 XIM xim;
1174 XPoint spot; 1242 XPoint spot;
1175 XRectangle rect, status_rect, needed_rect; 1243 XRectangle rect, status_rect, needed_rect;
1176 unsigned long fg, bg; 1244 unsigned long fg, bg;
1177 const char *p; 1245 const char *p;
1178 char **s; 1246 char **s;
1179 XIMStyles *xim_styles; 1247 XIMStyles *xim_styles;
1180 XVaNestedList preedit_attr, status_attr; 1248#ifdef ENABLE_XIM_ONTHESPOT
1181 XIMCallback ximcallback; 1249 XIMCallback xcb[4];
1250#endif
1182 1251
1183 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1252 set_environ (envv);
1184 xim = XOpenIM (display->display, NULL, NULL, NULL); 1253
1185 if (xim == NULL) 1254 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186 return False; 1255 return false;
1256
1257 input_method = display->get_xim (locale, modifiers);
1258 if (input_method == NULL)
1259 return false;
1260
1261 xim = input_method->xim;
1262 spot.x = spot.y = -1;
1187 1263
1188 xim_styles = NULL; 1264 xim_styles = NULL;
1189 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1265 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1190 || !xim_styles || !xim_styles->count_styles) 1266 || !xim_styles || !xim_styles->count_styles)
1191 { 1267 {
1192 XCloseIM(xim); 1268 im_destroy ();
1193 return False; 1269 return false;
1270 }
1271
1272 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1273
1274 for (int pi = 0; pi < 2; pi++)
1194 } 1275 {
1276 p = pet[pi];
1195 1277
1196 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1278 if (!p)
1197 : "OverTheSpot,OffTheSpot,Root"; 1279 continue;
1280
1198 s = rxvt_splitcommastring(p); 1281 s = rxvt_splitcommastring (p);
1282
1199 for (i = found = 0; !found && s[i]; i++) 1283 for (i = found = 0; !found && s[i]; i++)
1200 { 1284 {
1201 if (!STRCMP(s[i], "OverTheSpot")) 1285 if (!strcmp (s[i], "OverTheSpot"))
1202 input_style = (XIMPreeditPosition | XIMStatusNothing); 1286 input_style = XIMPreeditPosition | XIMStatusNothing;
1203 else if (!STRCMP(s[i], "OffTheSpot")) 1287 else if (!strcmp (s[i], "OffTheSpot"))
1204 input_style = (XIMPreeditArea | XIMStatusArea); 1288 input_style = XIMPreeditArea | XIMStatusArea;
1205 else if (!STRCMP(s[i], "Root")) 1289 else if (!strcmp (s[i], "Root"))
1206 input_style = (XIMPreeditNothing | XIMStatusNothing); 1290 input_style = XIMPreeditNothing | XIMStatusNothing;
1291 else if (!strcmp (s[i], "None"))
1292 input_style = XIMPreeditNone | XIMStatusNone;
1293#ifdef ENABLE_XIM_ONTHESPOT
1294 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1295 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1296#endif
1297 else
1298 input_style = XIMPreeditNothing | XIMStatusNothing;
1207 1299
1208 for (j = 0; j < xim_styles->count_styles; j++) 1300 for (j = 0; j < xim_styles->count_styles; j++)
1209 if (input_style == xim_styles->supported_styles[j]) 1301 if (input_style == xim_styles->supported_styles[j])
1210 { 1302 {
1303 rxvt_freecommastring (s);
1304
1211 found = 1; 1305 found = 1;
1212 break; 1306 goto foundpet;
1307 }
1308
1213 } 1309 }
1310
1311 rxvt_freecommastring (s);
1214 } 1312 }
1215 for (i = 0; s[i]; i++) 1313
1216 free(s[i]); 1314foundpet:
1217 free(s); 1315
1218 XFree(xim_styles); 1316 XFree (xim_styles);
1219 1317
1220 if (!found) 1318 if (!found)
1221 { 1319 {
1222 XCloseIM(xim); 1320 im_destroy ();
1223 return False; 1321 return false;
1322 }
1323
1324 XFontSet fs = 0;
1325 XVaNestedList preedit_attr = 0, status_attr = 0;
1326
1327 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1224 } 1328 {
1329 // fake us a font-set, please
1330 char **missing_charset_list;
1331 int missing_charset_count;
1332 char *def_string;
1333 char pat[512];
1225 1334
1226 ximcallback.callback = rxvt_IMDestroyCallback; 1335 sprintf (pat,
1336 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1337 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1338 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1339 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1340 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1341 "*",
1342 fheight,
1343 fheight + 1, fheight - 1,
1344 fheight - 2, fheight + 2);
1227 1345
1228 /* XXX: not sure why we need this (as well as IC one below) */ 1346 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1229 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1347 &missing_charset_list, &missing_charset_count, &def_string);
1230 1348
1231 preedit_attr = status_attr = NULL; 1349 if (missing_charset_list)
1350 XFreeStringList (missing_charset_list);
1351
1352 if (!fs)
1353 {
1354 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1355 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1356 }
1357 }
1232 1358
1233 if (input_style & XIMPreeditPosition) 1359 if (input_style & XIMPreeditPosition)
1234 { 1360 {
1235 set_size (&rect); 1361 im_set_size (rect);
1236 set_position (&spot); 1362 im_set_position (spot);
1237 set_color (&fg, &bg); 1363 im_set_color (fg, bg);
1238 1364
1239 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1365 preedit_attr = XVaCreateNestedList (0,
1366 XNForeground, fg,
1367 XNBackground, bg,
1368 XNArea, &rect,
1240 XNSpotLocation, &spot, 1369 XNSpotLocation, &spot,
1241 XNForeground, fg, XNBackground, bg,
1242 //XNFontSet, TermWin.fontset, 1370 XNFontSet, fs,
1243 NULL); 1371 NULL);
1244 } 1372 }
1245 else if (input_style & XIMPreeditArea) 1373 else if (input_style & XIMPreeditArea)
1246 { 1374 {
1247 set_color (&fg, &bg); 1375 im_set_color (fg, bg);
1248 1376
1249 /* 1377 /*
1250 * The necessary width of preedit area is unknown 1378 * The necessary width of preedit area is unknown
1251 * until create input context. 1379 * until create input context.
1252 */ 1380 */
1253 needed_rect.width = 0; 1381 needed_rect.width = 0;
1254
1255 set_preedit_area(&rect, &status_rect, &needed_rect); 1382 im_set_preedit_area (rect, status_rect, needed_rect);
1256 1383
1257 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1384 preedit_attr = XVaCreateNestedList (0,
1385 XNForeground, fg,
1258 XNForeground, fg, XNBackground, bg, 1386 XNBackground, bg,
1387 XNArea, &rect,
1388 XNFontSet, fs,
1389 NULL);
1390 status_attr = XVaCreateNestedList (0,
1391 XNForeground, fg,
1392 XNBackground, bg,
1393 XNArea, &status_rect,
1259 //XNFontSet, TermWin.fontset, 1394 XNFontSet, fs,
1260 NULL); 1395 NULL);
1261 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1396 }
1262 XNForeground, fg, XNBackground, bg, 1397#if ENABLE_XIM_ONTHESPOT
1263 //XNFontSet, TermWin.fontset, 1398 else if (input_style & XIMPreeditCallbacks)
1399 {
1400 im_set_position (spot);
1401
1402 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1403 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1404 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1405# if 0
1406 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1407# endif
1408
1409 preedit_attr = XVaCreateNestedList (0,
1410 XNSpotLocation, &spot,
1411 XNPreeditStartCallback, &xcb[0],
1412 XNPreeditDoneCallback , &xcb[1],
1413 XNPreeditDrawCallback , &xcb[2],
1414# if 0
1415 XNPreeditCaretCallback, &xcb[3],
1416# endif
1264 NULL); 1417 NULL);
1265 } 1418 }
1266 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1419#endif
1420
1421 Input_Context = XCreateIC (xim,
1422 XNInputStyle, input_style,
1267 XNClientWindow, TermWin.parent[0], 1423 XNClientWindow, vt,
1268 XNFocusWindow, TermWin.parent[0], 1424 XNFocusWindow, parent[0],
1269 XNDestroyCallback, &ximcallback,
1270 preedit_attr ? XNPreeditAttributes : NULL, 1425 preedit_attr ? XNPreeditAttributes : NULL,
1271 preedit_attr, 1426 preedit_attr,
1272 status_attr ? XNStatusAttributes : NULL, 1427 status_attr ? XNStatusAttributes : NULL,
1273 status_attr, NULL); 1428 status_attr, NULL);
1274 if (preedit_attr) 1429
1275 XFree(preedit_attr); 1430 if (preedit_attr) XFree (preedit_attr);
1276 if (status_attr) 1431 if (status_attr) XFree (status_attr);
1277 XFree(status_attr); 1432 if (fs) XFreeFontSet (dpy, fs);
1433
1278 if (Input_Context == NULL) 1434 if (Input_Context == NULL)
1279 { 1435 {
1280 rxvt_print_error("failed to create input context"); 1436 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1281 XCloseIM(xim); 1437 im_destroy ();
1282 return False; 1438 return false;
1283 } 1439 }
1284 if (input_style & XIMPreeditArea) 1440
1441#if 0
1442 // unfortunately, only the focus window is used by XIM, hard to fix
1443 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1444 vt_select_input ();
1445#endif
1446
1285 IMSetStatusPosition (); 1447 IMSetPosition ();
1286 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1448
1287 return True; 1449 return true;
1288} 1450}
1289 1451
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 1452void
1299rxvt_IMInstantiateCallback(Display * unused 1453rxvt_term::im_cb ()
1300 __attribute__ ((unused)), XPointer client_data
1301 __attribute__ ((unused)), XPointer call_data
1302 __attribute__ ((unused)))
1303{ 1454{
1304 int i, found, had_im; 1455 int i;
1305 const char *p; 1456 const char *p;
1306 char **s; 1457 char **s;
1307 char buf[IMBUFSIZ]; 1458 char buf[IMBUFSIZ];
1308 1459
1309 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1460 make_current ();
1461
1462 im_destroy ();
1463
1310 if (GET_R->Input_Context) 1464 if (Input_Context)
1311 return; 1465 return;
1312 1466
1313#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1467#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314 if (GET_R->rs[Rs_imLocale]) 1468 if (rs[Rs_imLocale])
1315 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1469 SET_LOCALE (rs[Rs_imLocale]);
1316#endif 1470#endif
1317 1471
1318 p = GET_R->rs[Rs_inputMethod]; 1472 p = rs[Rs_inputMethod];
1319 if (p && *p) 1473 if (p && *p)
1320 { 1474 {
1321 bool found = false; 1475 bool found = false;
1322 1476
1323 s = rxvt_splitcommastring (p); 1477 s = rxvt_splitcommastring (p);
1478
1324 for (i = 0; s[i]; i++) 1479 for (i = 0; s[i]; i++)
1325 { 1480 {
1326 if (*s[i]) 1481 if (*s[i])
1327 { 1482 {
1328 STRCPY (buf, "@im="); 1483 strcpy (buf, "@im=");
1329 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1484 strncat (buf, s[i], IMBUFSIZ - 5);
1330 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1485 if (IM_get_IC (buf))
1331 { 1486 {
1332 found = true; 1487 found = true;
1333 break; 1488 break;
1334 } 1489 }
1335 } 1490 }
1336 } 1491 }
1337 for (i = 0; s[i]; i++) 1492
1338 free(s[i]); 1493 rxvt_freecommastring (s);
1339 free(s);
1340 1494
1341 if (found) 1495 if (found)
1342 goto done; 1496 goto done;
1343 } 1497 }
1344 1498
1345 /* try with XMODIFIERS env. var. */ 1499 /* try with XMODIFIERS env. var. */
1346 if ((p = XSetLocaleModifiers ("")) && *p 1500 if (IM_get_IC (""))
1347 && GET_R->IM_get_IC ())
1348 goto done; 1501 goto done;
1349 1502
1350 /* try with no modifiers base IF the user didn't specify an IM */ 1503 /* try with no modifiers base IF the user didn't specify an IM */
1351 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1504 if (IM_get_IC ("@im=none"))
1352 && GET_R->IM_get_IC () == True)
1353 goto done; 1505 goto done;
1354 1506
1355done: 1507done:
1356#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1508#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357 if (GET_R->rs[Rs_imLocale]) 1509 if (rs[Rs_imLocale])
1358 setlocale (LC_CTYPE, GET_R->locale); 1510 SET_LOCALE (locale);
1359#endif 1511#endif
1360} 1512}
1361 1513
1362void 1514void
1363rxvt_term::IMSetStatusPosition () 1515rxvt_term::IMSetPosition ()
1364{ 1516{
1365 XRectangle preedit_rect, status_rect, *needed_rect; 1517 XRectangle preedit_rect, status_rect, *needed_rect;
1366 XVaNestedList preedit_attr, status_attr; 1518 XVaNestedList preedit_attr, status_attr;
1367 1519
1368 if (Input_Context == NULL 1520 if (!Input_Context
1369 || !TermWin.focus || !(input_style & XIMPreeditArea) 1521 || !focus
1522 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1370 || !IMisRunning ()) 1523 || !IMisRunning ())
1371 return; 1524 return;
1372 1525
1526 if (input_style & XIMPreeditPosition)
1527 {
1528 im_set_size (preedit_rect);
1529 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1530
1531 XSetICValues (Input_Context,
1532 XNPreeditAttributes, preedit_attr, NULL);
1533 }
1534 else
1535 {
1373 /* Getting the necessary width of preedit area */ 1536 /* Getting the necessary width of preedit area */
1374 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1537 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1375 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1538 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1376 XFree(status_attr); 1539 XFree (status_attr);
1377 1540
1378 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1541 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1542 XFree (needed_rect);
1379 1543
1380 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1544 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1381 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1545 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1382 1546
1383 XSetICValues(Input_Context, 1547 XSetICValues (Input_Context,
1384 XNPreeditAttributes, preedit_attr, 1548 XNPreeditAttributes, preedit_attr,
1385 XNStatusAttributes, status_attr, NULL); 1549 XNStatusAttributes, status_attr,
1550 NULL);
1386 1551
1552 XFree (status_attr);
1553 }
1554
1387 XFree(preedit_attr); 1555 XFree (preedit_attr);
1388 XFree(status_attr);
1389} 1556}
1390#endif /* USE_XIM */ 1557#endif /* USE_XIM */
1391 1558
1392/*----------------------------------------------------------------------*/ 1559void
1393rxvt_t rxvt_current_term; 1560rxvt_term::get_window_origin (int &x, int &y)
1561{
1562 Window cr;
1563 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1564/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1565}
1566
1567Pixmap
1568rxvt_term::get_pixmap_property (int prop_id)
1569{
1570 if (prop_id > 0 && prop_id < NUM_XA)
1571 if (xa[prop_id])
1572 {
1573 int aformat;
1574 unsigned long nitems, bytes_after;
1575 Atom atype;
1576 unsigned char *prop = NULL;
1577 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1578 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1579 &nitems, &bytes_after, &prop);
1580 if (result == Success && prop && atype == XA_PIXMAP)
1581 return *(Pixmap *)prop;
1582 }
1583
1584 return None;
1585}
1586
1587#ifdef HAVE_BG_PIXMAP
1588# if TRACE_PIXMAPS
1589# undef update_background
1590void
1591rxvt_term::trace_update_background (const char *file, int line)
1592{
1593 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1594 update_background ();
1595}
1596# endif
1597
1598void
1599rxvt_term::update_background ()
1600{
1601 if (update_background_ev.is_active ())
1602 return;
1603
1604 bgPixmap.invalidate ();
1605
1606 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1607
1608 if (to_wait <= 0.)
1609 bgPixmap.render ();
1610 else
1611 update_background_ev.start (to_wait);
1612}
1613
1614void
1615rxvt_term::update_background_cb (ev::timer &w, int revents)
1616{
1617 make_current ();
1618
1619 update_background_ev.stop ();
1620 bgPixmap.render ();
1621 refresh_check ();
1622}
1623
1624#endif /* HAVE_BG_PIXMAP */
1394 1625
1395/*----------------------- end-of-file (C source) -----------------------*/ 1626/*----------------------- end-of-file (C source) -----------------------*/

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