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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.48 by pcg, Wed Mar 3 04:07:52 2004 UTC vs.
Revision 1.317 by root, Tue May 12 08:21:56 2009 UTC

1/*--------------------------------*-C-*---------------------------------*; 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h>
45#endif
46
47#include <cstring> 41#include <cstring>
48 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
49static char curlocale[128]; 59static char curlocale[128], savelocale[128];
50 60
51void 61bool
52rxvt_set_locale (const char *locale) 62rxvt_set_locale (const char *locale) NOTHROW
53{ 63{
54 if (locale && STRNCMP (locale, curlocale, 128)) 64 int size = strlen (locale) + 1;
55 { 65
56 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);
57 setlocale (LC_CTYPE, curlocale); 73 setlocale (LC_CTYPE, curlocale);
58 } 74 return true;
59} 75}
60 76
61void * 77void
62rxvt_term::operator new (size_t s) 78rxvt_push_locale (const char *locale) NOTHROW
63{ 79{
64 void *p = malloc (s); 80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
82}
65 83
66 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
67 return p; 149 return len;
68}
69 150
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 151}
152#endif
75 153
76rxvt_term::rxvt_term () 154rxvt_term::rxvt_term ()
77 : 155{
78 rootwin_ev (this, &rxvt_term::rootwin_cb), 156#if HAVE_BG_PIXMAP
79 termwin_ev (this, &rxvt_term::x_cb), 157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
80 vt_ev (this, &rxvt_term::x_cb),
81#ifdef HAVE_SCROLLBARS
82 scrollbar_ev (this, &rxvt_term::x_cb),
83#endif
84#ifdef MENUBAR
85 menubar_ev (this, &rxvt_term::x_cb),
86#endif 158#endif
87#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
88 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 160 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
89#endif 161#endif
90#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
91 text_blink_ev (this, &rxvt_term::text_blink_cb), 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
177 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
178#ifdef USE_XIM
179 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
92#endif 180#endif
93#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
94 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
95#endif 183#endif
184#ifndef NO_BELL
185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
186#endif
187 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
188 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
189 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
190 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
191 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
192 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
193 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194
195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void
207rxvt_term::emergency_cleanup ()
208{
209 if (cmd_pid)
210 kill (-cmd_pid, SIGHUP);
211
212 pty_ev.stop ();
213 delete pty; pty = 0;
214}
215
216rxvt_term::~rxvt_term ()
217{
218 termlist.erase (find (termlist.begin (), termlist.end(), this));
219
220 emergency_cleanup ();
221
222#if ENABLE_STYLES
223 for (int i = RS_styleCount; --i; )
224 if (fontset[i] != fontset[0])
225 delete fontset[i];
226#endif
227 delete fontset[0];
228
229#ifdef HAVE_BG_PIXMAP
230 bgPixmap.destroy ();
231#endif
232#ifdef HAVE_AFTERIMAGE
233 if (asv)
234 destroy_asvisual (asv, 0);
235 if (asimman)
236 destroy_image_manager (asimman, 0);
237#endif
238
239 if (display)
240 {
241 selection_clear ();
242
96#ifdef USE_XIM 243#ifdef USE_XIM
97 im_ev (this, &rxvt_term::im_cb), 244 im_destroy ();
98#endif 245#endif
99 check_ev (this, &rxvt_term::check_cb), 246 scrollBar.destroy ();
100 destroy_ev (this, &rxvt_term::destroy_cb), 247 if (gc) XFreeGC (dpy, gc);
101 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb)
103{
104 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
105}
106 248
107rxvt_term::~rxvt_term ()
108{
109 if (cmd_fd >= 0)
110 close (cmd_fd);
111
112#ifndef NO_SETOWNER_TTYDEV
113 privileged_ttydev (RESTORE);
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118
119 delete TermWin.fontset;
120
121 if (display)
122 {
123#if defined(MENUBAR) && (MENUBAR_MAX > 1)
124 delete menuBar.drawable; 249 delete drawable;
125 //if (menuBar.win)
126 // XDestroyWindow (display->display, menuBar.win);
127#endif
128 delete TermWin.drawable;
129 // destroy all windows 250 // destroy all windows
130 if (TermWin.parent[0]) 251 if (parent[0])
131 XDestroyWindow (display->display, TermWin.parent[0]); 252 XDestroyWindow (dpy, parent[0]);
132 }
133 253
134 // TODO: free pixcolours, colours should become part of rxvt_display 254 for (int i = 0; i < TOTAL_COLORS; i++)
255 if (ISSET_PIXCOLOR (i))
256 {
257 pix_colors_focused [i].free (this);
258#if OFF_FOCUS_FADING
259 pix_colors_unfocused [i].free (this);
260#endif
261 }
135 262
136 delete PixColors; 263 clear ();
137 264
265 display->flush (); /* ideally .put should do this */
138 displays.put (display); 266 displays.put (display);
267 }
139 268
140 scr_release (); 269 scr_release ();
141 270
142 free (env_windowid); 271 /* clear all resources */
272 for (int i = 0; i < allocated.size (); i++)
273 free (allocated [i]);
274
275 free (selection.text);
276 // TODO: manage env vars in child only(!)
143 free (env_display); 277 free (env_display);
144 free (env_term); 278 free (env_term);
145 free (env_colorfgbg);
146 free (locale); 279 free (locale);
147 free (codeset); 280 free (v_buffer);
281 free (incr_buf);
148 282
149 delete envv; 283 delete envv;
150 delete argv; 284 delete argv;
285
286#ifdef KEYSYM_RESOURCE
287 delete keyboard;
288#endif
289#ifndef NO_RESOURCES
290 XrmDestroyDatabase (option_db);
291#endif
292}
293
294// child has exited, usually destroys
295void
296rxvt_term::child_cb (ev::child &w, int status)
297{
298 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
299
300 cmd_pid = 0;
301
302 if (!option (Opt_hold))
303 destroy ();
151} 304}
152 305
153void 306void
154rxvt_term::destroy () 307rxvt_term::destroy ()
155{ 308{
309 if (destroy_ev.is_active ())
310 return;
311
312 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
313
314#if ENABLE_OVERLAY
315 scr_overlay_off ();
316#endif
317
156 if (display) 318 if (display)
157 { 319 {
320#if USE_XIM
321 im_ev.stop (display);
322#endif
323 scrollbar_ev.stop (display);
324#if ENABLE_TRANSPARENCY || ENABLE_PERL
158 rootwin_ev.stop (display); 325 rootwin_ev.stop (display);
326#endif
327 incr_ev.stop ();
159 termwin_ev.stop (display); 328 termwin_ev.stop (display);
160 vt_ev.stop (display); 329 vt_ev.stop (display);
161#ifdef USE_XIM
162 im_destroy ();
163 im_ev.stop (display);
164#endif
165#ifdef HAVE_SCROLLBARS
166 scrollbar_ev.stop (display);
167#endif
168#ifdef MENUBAR
169 menubar_ev.stop (display);
170#endif
171 } 330 }
172 331
173 check_ev.stop (); 332 flush_ev.stop ();
174 pty_ev.stop (); 333 pty_ev.stop ();
175#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
176 cursor_blink_ev.stop (); 335 cursor_blink_ev.stop ();
177#endif 336#endif
178#ifdef TEXT_BLINK 337#ifdef TEXT_BLINK
179 text_blink_ev.stop (); 338 text_blink_ev.stop ();
180#endif 339#endif
340#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
341 cont_scroll_ev.stop ();
342#endif
343#ifdef SELECTION_SCROLLING
344 sel_scroll_ev.stop ();
345#endif
181#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
182 pointer_ev.stop (); 347 pointer_ev.stop ();
183#endif 348#endif
184 349
185 destroy_ev.start (0); 350 destroy_ev.start ();
186} 351}
187 352
188void 353void
189rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (ev::idle &w, int revents)
190{ 355{
191 SET_R (this); 356 make_current ();
192 357
193 delete this; 358 delete this;
194}
195
196/*----------------------------------------------------------------------*/
197/* rxvt_init () */
198/* LIBPROTO */
199rxvt_t
200rxvt_init (int argc, const char *const *argv)
201{
202 SET_R (new rxvt_term);
203
204 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205 {
206 delete GET_R;
207 SET_R (0);
208 }
209
210 return GET_R;
211}
212
213static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215void
216rxvt_init_signals ()
217{
218 /* install exit handler for cleanup */
219#if 0
220#ifdef HAVE_ATEXIT
221 atexit (rxvt_clean_exit);
222#else
223#endif
224#endif
225
226 struct sigaction sa;
227
228 sigfillset (&sa.sa_mask);
229 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
238 /* signal (SIGURG, SIG_DFL); */
239
240 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242}
243
244bool
245rxvt_term::init (int argc, const char *const *argv)
246{
247 /*
248 * Save and then give up any super-user privileges
249 * If we need privileges in any area then we must specifically request it.
250 * We should only need to be root in these cases:
251 * 1. write utmp entries on some systems
252 * 2. chown tty on some systems
253 */
254 privileges (SAVE);
255 privileges (IGNORE);
256
257 init_secondary ();
258
259 const char **cmd_argv = init_resources (argc, argv);
260
261 set_locale ("");
262
263#if MENUBAR_MAX
264 menubar_read (rs[Rs_menu]);
265#endif
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 scrollBar.setIdle (); /* set existence for size calculations */
269#endif
270
271 create_windows (argc, argv);
272
273 init_xlocale ();
274
275 scr_reset (); /* initialize screen */
276
277#if 0
278 XSynchronize (display->display, True);
279#endif
280
281#ifdef HAVE_SCROLLBARS
282 if (Options & Opt_scrollBar)
283 resize_scrollbar (); /* create and map scrollbar */
284#endif
285#if (MENUBAR_MAX)
286 if (menubar_visible ())
287 XMapWindow (display->display, menuBar.win);
288#endif
289#ifdef TRANSPARENT
290 if (Options & Opt_transparent)
291 {
292 XSelectInput (display->display, display->root, PropertyChangeMask);
293 check_our_parents ();
294 }
295#endif
296
297 rootwin_ev.start (display, display->root);
298
299 XMapWindow (display->display, TermWin.vt);
300 XMapWindow (display->display, TermWin.parent[0]);
301
302 init_command (cmd_argv);
303
304 pty_ev.start (cmd_fd, EVENT_READ);
305
306 check_ev.start ();
307
308 return true;
309}
310
311/* ------------------------------------------------------------------------- *
312 * SIGNAL HANDLING & EXIT HANDLER *
313 * ------------------------------------------------------------------------- */
314/*
315 * Catch a SIGCHLD signal and exit if the direct child has died
316 */
317/* ARGSUSED */
318/* EXTPROTO */
319RETSIGTYPE
320rxvt_Child_signal (int sig __attribute__ ((unused)))
321{
322 int pid, save_errno = errno;
323 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324 ;
325 errno = save_errno;
326
327#if 0
328 if (pid == cmd_pid)
329 exit (EXIT_SUCCESS);
330#endif
331}
332
333/*
334 * Catch a fatal signal and tidy up before quitting
335 */
336/* EXTPROTO */
337RETSIGTYPE
338rxvt_Exit_signal (int sig)
339{
340 signal (sig, SIG_DFL);
341#ifdef DEBUG_CMD
342 rxvt_print_error ("signal %d", sig);
343#endif
344 rxvt_clean_exit ();
345 kill (getpid (), sig);
346}
347
348/* INTPROTO */
349int
350rxvt_xerror_handler (Display *display, XErrorEvent *event)
351{
352 if (GET_R->allowedxerror == -1)
353 GET_R->allowedxerror = event->error_code;
354 else
355 {
356 old_xerror_handler (display, event);
357 GET_R->destroy ();
358 }
359
360 return 0;
361} 359}
362 360
363/*----------------------------------------------------------------------*/ 361/*----------------------------------------------------------------------*/
364/* 362/*
365 * Exit gracefully, clearing the utmp entry and restoring tty attributes 363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
366 * TODO: if debugging, this should free up any known resources if we can 364 * TODO: if debugging, this should free up any known resources if we can
367 */ 365 */
368/* EXTPROTO */ 366static XErrorHandler old_xerror_handler;
369void
370rxvt_clean_exit ()
371{
372 // TODO: rxvtd should clean up all ressources
373 if (GET_R)
374 GET_R->destroy ();
375}
376 367
377/* ------------------------------------------------------------------------- * 368static void
378 * MEMORY ALLOCATION WRAPPERS * 369rxvt_emergency_cleanup ()
379 * ------------------------------------------------------------------------- */
380/* EXTPROTO */
381void *
382rxvt_malloc (size_t size)
383{ 370{
384 void *p; 371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
385 372 (*t)->emergency_cleanup ();
386 p = malloc (size);
387 if (p)
388 return p;
389
390 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
391 rxvt_clean_exit ();
392 exit (EXIT_FAILURE);
393 /* NOTREACHED */
394} 373}
395 374
396/* EXTPROTO */ 375#if !ENABLE_MINIMAL
397void * 376static void
398rxvt_calloc (size_t number, size_t size) 377print_x_error (Display *dpy, XErrorEvent *event)
399{ 378{
400 void *p; 379 char buffer[BUFSIZ];
401 380 char mesg[BUFSIZ];
402 p = calloc (number, size); 381 char number[32];
403 if (p) 382 char *mtype = "XlibMessage";
404 return p; 383 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
405 384 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
406 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 385 rxvt_warn ("An X Error occured, trying to continue after report.\n");
407 rxvt_clean_exit (); 386 rxvt_warn ("%s: %s\n", mesg, buffer);
408 exit (EXIT_FAILURE); 387 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
409 /* NOTREACHED */ 388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
389 sprintf(number, "%d", event->request_code);
390 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
391 rxvt_warn ("(which is %s)\n", buffer);
392 if (event->request_code >= 128) {
393 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
394 mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
396 }
397 if ((event->error_code == BadWindow) ||
398 (event->error_code == BadPixmap) ||
399 (event->error_code == BadCursor) ||
400 (event->error_code == BadFont) ||
401 (event->error_code == BadDrawable) ||
402 (event->error_code == BadColor) ||
403 (event->error_code == BadGC) ||
404 (event->error_code == BadIDChoice) ||
405 (event->error_code == BadValue) ||
406 (event->error_code == BadAtom)) {
407 if (event->error_code == BadValue)
408 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
409 mesg, BUFSIZ);
410 else if (event->error_code == BadAtom)
411 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
412 mesg, BUFSIZ);
413 else
414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
415 mesg, BUFSIZ);
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
417 }
418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
419 mesg, BUFSIZ);
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
410} 421}
422#endif
411 423
412/* EXTPROTO */ 424int
413void * 425rxvt_xerror_handler (Display *display, XErrorEvent *event)
414rxvt_realloc (void *ptr, size_t size)
415{ 426{
416 void *p; 427 if (GET_R->allowedxerror == -1)
417 428 GET_R->allowedxerror = event->error_code;
418 if (ptr)
419 p = realloc (ptr, size);
420 else 429 else
421 p = malloc (size); 430 {
422 if (p) 431 // GET_R is most likely not the terminal which caused the error,
432 // so just output the error and continue
433#if ENABLE_MINIMAL
434 old_xerror_handler (display, event);
435#else
436 print_x_error (display, event);
437#endif
438 }
439
423 return p; 440 return 0;
441}
424 442
425 fprintf (stderr, RESNAME ": memory allocation failure. Aborting"); 443int
426 rxvt_clean_exit (); 444rxvt_xioerror_handler (Display *display)
445{
446 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
447 DisplayString (display));
448 rxvt_emergency_cleanup ();
427 exit (EXIT_FAILURE); 449 _exit (EXIT_FAILURE);
428 /* NOTREACHED */
429} 450}
430 451
431/* ------------------------------------------------------------------------- * 452static struct sig_handlers
432 * PRIVILEGED OPERATIONS *
433 * ------------------------------------------------------------------------- */
434/* take care of suid/sgid super-user (root) privileges */
435void
436rxvt_term::privileges (int mode)
437{ 453{
438#if ! defined(__CYGWIN32__) 454 ev::sig sw_term, sw_int;
439# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 455
440 /* setreuid () is the poor man's setuid (), seteuid () */ 456 /*
441# define seteuid(a) setreuid(-1, (a)) 457 * Catch a fatal signal and tidy up before quitting
442# define setegid(a) setregid(-1, (a)) 458 */
443# define HAVE_SETEUID 459 void sig_term (ev::sig &w, int revents);
444# endif 460
445# ifdef HAVE_SETEUID 461 sig_handlers ()
446 switch (mode)
447 { 462 {
448 case IGNORE: 463 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
449 /* 464 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
450 * change effective uid/gid - not real uid/gid - so we can switch
451 * back to root later, as required
452 */
453 seteuid (getuid ());
454 setegid (getgid ());
455 break;
456 case SAVE:
457 euid = geteuid ();
458 egid = getegid ();
459 break;
460 case RESTORE:
461 seteuid (euid);
462 setegid (egid);
463 break;
464 } 465 }
465# else 466} sig_handlers;
466 switch (mode)
467 {
468 case IGNORE:
469 setuid (getuid ());
470 setgid (getgid ());
471 /* FALLTHROUGH */
472 case SAVE:
473 /* FALLTHROUGH */
474 case RESTORE:
475 break;
476 }
477# endif
478#endif
479}
480 467
481#ifdef UTMP_SUPPORT
482void 468void
483rxvt_term::privileged_utmp (char action) 469sig_handlers::sig_term (ev::sig &w, int revents)
484{ 470{
485 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 471 rxvt_emergency_cleanup ();
486 action, next_utmp_action, getpid ())); 472 w.stop ();
487 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 473 kill (getpid (), w.signum);
488 || (Options & Opt_utmpInhibit)
489 || ttydev == NULL || *ttydev == '\0')
490 return;
491
492 privileges (RESTORE);
493 if (action == SAVE)
494 {
495 next_utmp_action = RESTORE;
496 makeutent (ttydev, rs[Rs_display_name]);
497 }
498 else
499 { /* action == RESTORE */
500 next_utmp_action = IGNORE;
501 cleanutent ();
502 }
503 privileges (IGNORE);
504} 474}
505#endif
506 475
507#ifndef NO_SETOWNER_TTYDEV 476char **rxvt_environ; // startup environment
508void
509rxvt_term::privileged_ttydev (char action)
510{
511 D_MAIN ((stderr,
512 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
513 action, next_tty_action, getpid ()));
514 if (next_tty_action != action || (action != SAVE && action != RESTORE)
515 || ttydev == NULL || *ttydev == '\0')
516 return;
517 477
518 privileges (RESTORE); 478void
479rxvt_init ()
480{
481 ptytty::init ();
519 482
520 if (action == SAVE) 483 if (!ev_default_loop (0))
521 { 484 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
522 next_tty_action = RESTORE;
523# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526 next_tty_action = IGNORE;
527 else
528# endif
529 485
530 { 486 rxvt_environ = environ;
531 chown (ttydev, getuid (), ttygid); /* fail silently */
532 chmod (ttydev, ttymode);
533# ifdef HAVE_REVOKE
534 revoke (ttydev);
535# endif
536 487
537 } 488 signal (SIGHUP, SIG_IGN);
538 } 489 signal (SIGPIPE, SIG_IGN);
539 else
540 { /* action == RESTORE */
541 next_tty_action = IGNORE;
542# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543 chmod (ttydev, ttyfd_stat.st_mode);
544 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545# else
546 chmod (ttydev,
547 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548 chown (ttydev, 0, 0);
549# endif
550 490
551 } 491 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
492 sig_handlers.sw_int.start (SIGINT); ev_unref ();
552 493
553 privileges (IGNORE); 494 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
495 /* signal (SIGURG, SIG_DFL); */
554 496
555# ifndef RESET_TTY_TO_COMMON_DEFAULTS 497 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
556 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 498 // TODO: handle this with exceptions and tolerate the memory loss
557 action == RESTORE ? "Restoring" : (action == 499 XSetIOErrorHandler (rxvt_xioerror_handler);
558 SAVE ? "Saving" : 500
559 "UNKNOWN ERROR for"), ttydev, 501 XrmInitialize ();
560 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561 ttyfd_stat.st_gid));
562# endif
563} 502}
564#endif
565 503
566/*----------------------------------------------------------------------*/ 504/*----------------------------------------------------------------------*/
567/* 505/*
568 * window size/position calculcations for XSizeHint and other storage. 506 * window size/position calculations for XSizeHint and other storage.
569 * if width/height are non-zero then override calculated width/height 507 * if width/height are non-zero then override calculated width/height
570 */ 508 */
571void 509void
572rxvt_term::window_calc (unsigned int width, unsigned int height) 510rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573{ 511{
574 short recalc_x, recalc_y; 512 short recalc_x, recalc_y;
575 int x, y, sb_w, mb_h, flags; 513 int x, y, flags;
576 unsigned int w, h; 514 unsigned int w, h;
577 unsigned int max_width, max_height; 515 unsigned int max_width, max_height;
578 516
579 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580 TermWin.ncol, TermWin.nrow, szHint.width,
581 szHint.height));
582 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 517 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583 szHint.win_gravity = NorthWestGravity; 518 szHint.win_gravity = NorthWestGravity;
584 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 519 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585 520
586 recalc_x = recalc_y = 0; 521 recalc_x = recalc_y = 0;
587 flags = 0; 522 flags = 0;
523
588 if (!parsed_geometry) 524 if (!parsed_geometry)
589 { 525 {
590 parsed_geometry = 1; 526 parsed_geometry = 1;
527
591 if (rs[Rs_geometry]) 528 if (rs[Rs_geometry])
592 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 529 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
530
593 if (flags & WidthValue) 531 if (flags & WidthValue)
594 { 532 {
595 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 533 if (!w)
534 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
535
536 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
596 szHint.flags |= USSize; 537 szHint.flags |= USSize;
597 } 538 }
539
598 if (flags & HeightValue) 540 if (flags & HeightValue)
599 { 541 {
600 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 542 if (!h)
543 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
544
545 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
601 szHint.flags |= USSize; 546 szHint.flags |= USSize;
602 } 547 }
548
603 if (flags & XValue) 549 if (flags & XValue)
604 { 550 {
605 szHint.x = x; 551 szHint.x = x;
606 szHint.flags |= USPosition; 552 szHint.flags |= USPosition;
553
607 if (flags & XNegative) 554 if (flags & XNegative)
608 { 555 {
609 recalc_x = 1; 556 recalc_x = 1;
610 szHint.win_gravity = NorthEastGravity; 557 szHint.win_gravity = NorthEastGravity;
611 } 558 }
612 } 559 }
560
613 if (flags & YValue) 561 if (flags & YValue)
614 { 562 {
615 szHint.y = y; 563 szHint.y = y;
616 szHint.flags |= USPosition; 564 szHint.flags |= USPosition;
565
617 if (flags & YNegative) 566 if (flags & YNegative)
618 { 567 {
619 recalc_y = 1; 568 recalc_y = 1;
569
620 if (szHint.win_gravity == NorthEastGravity) 570 if (szHint.win_gravity == NorthEastGravity)
621 szHint.win_gravity = SouthEastGravity; 571 szHint.win_gravity = SouthEastGravity;
622 else 572 else
623 szHint.win_gravity = SouthWestGravity; 573 szHint.win_gravity = SouthWestGravity;
624 } 574 }
625 } 575 }
626 } 576 }
577
627 /* TODO: BOUNDS */ 578 /* TODO: BOUNDS */
628 TermWin.width = TermWin.ncol * TermWin.fwidth; 579 width = ncol * fwidth;
629 TermWin.height = TermWin.nrow * TermWin.fheight; 580 height = nrow * fheight;
630 max_width = MAX_COLS * TermWin.fwidth; 581 max_width = MAX_COLS * fwidth;
631 max_height = MAX_ROWS * TermWin.fheight; 582 max_height = MAX_ROWS * fheight;
632 583
633 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 584 szHint.base_width = szHint.base_height = 2 * int_bwidth;
634 585
635 sb_w = mb_h = 0;
636 window_vt_x = window_vt_y = 0; 586 window_vt_x = window_vt_y = int_bwidth;
637 if (scrollbar_visible ()) 587
588 if (scrollBar.state)
638 { 589 {
639 sb_w = scrollbar_TotalWidth (); 590 int sb_w = scrollBar.total_width ();
640 szHint.base_width += sb_w; 591 szHint.base_width += sb_w;
592
641 if (! (Options & Opt_scrollBar_right)) 593 if (!option (Opt_scrollBar_right))
642 window_vt_x = sb_w; 594 window_vt_x += sb_w;
643 }
644 if (menubar_visible ())
645 { 595 }
646 mb_h = menuBar_TotalHeight (); 596
647 szHint.base_height += mb_h;
648 window_vt_y = mb_h;
649 }
650 szHint.width_inc = TermWin.fwidth; 597 szHint.width_inc = fwidth;
651 szHint.height_inc = TermWin.fheight; 598 szHint.height_inc = fheight;
652 szHint.min_width = szHint.base_width + szHint.width_inc; 599 szHint.min_width = szHint.base_width + szHint.width_inc;
653 szHint.min_height = szHint.base_height + szHint.height_inc; 600 szHint.min_height = szHint.base_height + szHint.height_inc;
654 601
655 if (width && width - szHint.base_width < max_width) 602 if (newwidth && newwidth - szHint.base_width < max_width)
656 { 603 {
657 szHint.width = width; 604 szHint.width = newwidth;
658 TermWin.width = width - szHint.base_width; 605 width = newwidth - szHint.base_width;
659 } 606 }
660 else 607 else
661 { 608 {
662 MIN_IT (TermWin.width, max_width); 609 min_it (width, max_width);
663 szHint.width = szHint.base_width + TermWin.width; 610 szHint.width = szHint.base_width + width;
664 } 611 }
612
665 if (height && height - szHint.base_height < max_height) 613 if (newheight && newheight - szHint.base_height < max_height)
666 { 614 {
667 szHint.height = height; 615 szHint.height = newheight;
668 TermWin.height = height - szHint.base_height; 616 height = newheight - szHint.base_height;
669 } 617 }
670 else 618 else
671 { 619 {
672 MIN_IT (TermWin.height, max_height); 620 min_it (height, max_height);
673 szHint.height = szHint.base_height + TermWin.height; 621 szHint.height = szHint.base_height + height;
674 } 622 }
675 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
676 window_sb_x = szHint.width - sb_w;
677 623
678 if (recalc_x) 624 if (recalc_x)
679 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 625 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
680 - szHint.width - 2 * TermWin.ext_bwidth); 626
681 if (recalc_y) 627 if (recalc_y)
682 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 628 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
683 - szHint.height - 2 * TermWin.ext_bwidth);
684 629
685 TermWin.ncol = TermWin.width / TermWin.fwidth; 630 ncol = width / fwidth;
686 TermWin.nrow = TermWin.height / TermWin.fheight; 631 nrow = height / fheight;
687 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688 TermWin.ncol, TermWin.nrow, szHint.width,
689 szHint.height));
690 return;
691} 632}
692 633
693/*----------------------------------------------------------------------*/ 634/*----------------------------------------------------------------------*/
694/* 635/*
695 * Tell the teletype handler what size the window is. 636 * Tell the teletype handler what size the window is.
696 * Called after a window size change. 637 * Called after a window size change.
697 */ 638 */
698void 639void
699rxvt_term::tt_winch () 640rxvt_term::tt_winch ()
700{ 641{
642 if (pty->pty < 0)
643 return;
644
701 struct winsize ws; 645 struct winsize ws;
702 646
703 if (cmd_fd < 0)
704 return;
705
706 ws.ws_col = TermWin.ncol; 647 ws.ws_col = ncol;
707 ws.ws_row = TermWin.nrow; 648 ws.ws_row = nrow;
708 ws.ws_xpixel = ws.ws_ypixel = 0; 649 ws.ws_xpixel = width;
709#ifndef DEBUG_SIZE 650 ws.ws_ypixel = height;
710 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 651 ioctl (pty->pty, TIOCSWINSZ, &ws);
711#else 652
712 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 653#if 0
713 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 654 // TIOCSWINSZ is supposed to do this automatically and correctly
714# ifdef SIGWINCH
715 else if (cmd_pid) /* force through to the command */ 655 if (cmd_pid) /* force through to the command */
716 kill (cmd_pid, SIGWINCH); 656 kill (-cmd_pid, SIGWINCH);
717# endif
718#endif 657#endif
719} 658}
720 659
721/*----------------------------------------------------------------------*/ 660/*----------------------------------------------------------------------*/
722/* rxvt_change_font () - Switch to a new font */ 661/* set_fonts () - load and set the various fonts
723/* 662 *
724 * init = 1 - initialize 663 * init = 1 - initialize
725 * 664 *
726 * fontname == FONT_UP - switch to bigger font 665 * fontname == FONT_UP - switch to bigger font
727 * fontname == FONT_DN - switch to smaller font 666 * fontname == FONT_DN - switch to smaller font
728 */ 667 */
729bool 668bool
730rxvt_term::change_font (const char *fontname) 669rxvt_term::set_fonts ()
731{ 670{
732 if (fontname == FONT_UP)
733 {
734 // TODO
735 }
736 else if (fontname == FONT_DN)
737 {
738 // TODO
739 }
740 else
741 {
742 rxvt_fontset *fs = new rxvt_fontset (this); 671 rxvt_fontset *fs = new rxvt_fontset (this);
672 rxvt_fontprop prop;
743 673
744 if (fs && fs->populate (fontname ? fontname : "fixed")) 674 if (!fs
675 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
676 || !fs->realize_font (1))
677 {
678 delete fs;
679 return false;
680 }
681
682#if ENABLE_STYLES
683 for (int i = RS_styleCount; --i; )
684 if (fontset[i] != fontset[0])
685 delete fontset[i];
686#endif
687
688 delete fontset[0];
689 fontset[0] = fs;
690
691 prop = (*fs)[1]->properties ();
692 prop.height += lineSpace;
693
694 fs->set_prop (prop, false);
695
696 fwidth = prop.width;
697 fheight = prop.height;
698 fbase = prop.ascent;
699
700 for (int style = 1; style < 4; style++)
701 {
702#if ENABLE_STYLES
703 const char *res = rs[Rs_font + style];
704
705 if (res && !*res)
706 fontset[style] = fontset[0];
707 else
745 { 708 {
746 delete TermWin.fontset; 709 fontset[style] = fs = new rxvt_fontset (this);
747 TermWin.fontset = fs; 710 rxvt_fontprop prop2 = prop;
748 TermWin.fwidth = fs->base_font ()->width;
749 TermWin.fheight = fs->base_font ()->height;
750 TermWin.fbase = fs->base_font ()->ascent;
751 711
752 if (TermWin.parent[0]) 712 if (res)
753 { 713 {
754 resize_all_windows (0, 0, 0); 714 fs->populate (res);
755 scr_remap_chars (); 715 fs->set_prop (prop2, false);
756 scr_touch (true);
757 } 716 }
717 else
718 {
719 fs->populate (fontset[0]->fontdesc);
758 720
759 return true; 721 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
722 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
723
724 fs->set_prop (prop2, true);
725 }
726
760 } 727 }
728#else
729 fontset[style] = fontset[0];
730#endif
731 }
732
733 if (parent[0])
761 } 734 {
735 resize_all_windows (0, 0, 0);
736 scr_remap_chars ();
737 scr_touch (true);
738 }
762 739
763 return false; 740 return true;
764} 741}
765 742
766bool 743void
767rxvt_term::font_up_down (int n, int direction) 744rxvt_term::set_string_property (Atom prop, const char *str, int len)
768{ 745{
769 return false; 746 XChangeProperty (dpy, parent[0],
747 prop, XA_STRING, 8, PropModeReplace,
748 (const unsigned char *)str, len >= 0 ? len : strlen (str));
749}
750
751void
752rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
753{
754 wchar_t *ws = rxvt_mbstowcs (str, len);
755 char *s = rxvt_wcstoutf8 (ws);
756
757 XChangeProperty (dpy, parent[0],
758 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
759 (const unsigned char *)s, strlen (s));
760
761 free (s);
762 free (ws);
770} 763}
771 764
772/*----------------------------------------------------------------------*/ 765/*----------------------------------------------------------------------*/
773/*----------------------------------------------------------------------*/ 766/*----------------------------------------------------------------------*/
774/* xterm sequences - title, iconName, color (exptl) */ 767/* xterm sequences - title, iconName, color (exptl) */
775void 768void
776rxvt_term::set_title (const char *str) 769rxvt_term::set_title (const char *str)
777{ 770{
778#ifndef SMART_WINDOW_TITLE 771 set_string_property (XA_WM_NAME, str);
779 XStoreName (display->display, TermWin.parent[0], str); 772#if ENABLE_EWMH
780#else 773 set_utf8_property (xa[XA_NET_WM_NAME], str);
781 char *name;
782
783 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784 name = NULL;
785 if (name == NULL || STRCMP (name, str))
786 XStoreName (display->display, TermWin.parent[0], str);
787 if (name)
788 XFree (name);
789#endif 774#endif
790} 775}
791 776
792void 777void
793rxvt_term::set_iconName (const char *str) 778rxvt_term::set_icon_name (const char *str)
794{ 779{
795#ifndef SMART_WINDOW_TITLE 780 set_string_property (XA_WM_ICON_NAME, str);
796 XSetIconName (display->display, TermWin.parent[0], str); 781#if ENABLE_EWMH
797#else 782 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798 char *name;
799
800 if (XGetIconName (display->display, TermWin.parent[0], &name))
801 name = NULL;
802 if (name == NULL || STRCMP (name, str))
803 XSetIconName (display->display, TermWin.parent[0], str);
804 if (name)
805 XFree (name);
806#endif 783#endif
807} 784}
808 785
786void
787rxvt_term::set_window_color (int idx, const char *color)
788{
809#ifdef XTERM_COLOR_CHANGE 789#ifdef XTERM_COLOR_CHANGE
810void
811rxvt_term::set_window_color (int idx, const char *color)
812{
813 rxvt_color xcol; 790 rxvt_color xcol;
814 int i;
815 791
816 if (color == NULL || *color == '\0') 792 if (color == NULL || *color == '\0')
817 return; 793 return;
818 794
795 color = strdup (color);
796 allocated.push_back ((void *)color);
797 rs[Rs_color + idx] = color;
798
819 /* handle color aliases */ 799 /* handle color aliases */
820 if (isdigit (*color)) 800 if (isdigit (*color))
821 { 801 {
822 i = atoi (color); 802 int i = atoi (color);
803
823 if (i >= 8 && i <= 15) 804 if (i >= 8 && i <= 15)
805 {
824 { /* bright colors */ 806 /* bright colors */
825 i -= 8;
826# ifndef NO_BRIGHTCOLOR
827 PixColors[idx] = PixColors[minBrightCOLOR + i]; 807 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
828 SET_PIXCOLOR (idx);
829 goto Done; 808 goto done;
830# endif
831
832 } 809 }
810
833 if (i >= 0 && i <= 7) 811 if (i >= 0 && i <= 7)
812 {
834 { /* normal colors */ 813 /* normal colors */
835 PixColors[idx] = PixColors[minCOLOR + i]; 814 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836 SET_PIXCOLOR (idx);
837 goto Done; 815 goto done;
838 } 816 }
839 } 817 }
840 if (!rXParseAllocColor (& xcol, color)) 818
841 return; 819 set_color (xcol, color);
842 /* XStoreColor (display->display, XCMAP, XColor*); */
843 820
844 /* 821 /*
845 * FIXME: should free colors here, but no idea how to do it so instead, 822 * FIXME: should free colors here, but no idea how to do it so instead,
846 * so just keep gobbling up the colormap 823 * so just keep gobbling up the colormap
847 */ 824 */
848# if 0
849 for (i = Color_Black; i <= Color_White; i++)
850 if (PixColors[idx] == PixColors[i])
851 break;
852 if (i > Color_White)
853 {
854 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856 DisplayPlanes (display->display, display->screen));
857 }
858# endif
859 825
860 PixColors[idx] = xcol; 826 pix_colors_focused[idx] = xcol;
861 SET_PIXCOLOR (idx);
862 827
863 /* XSetWindowAttributes attr; */
864 /* Cursor cursor; */
865Done: 828done:
866 if (idx == Color_bg && ! (Options & Opt_transparent))
867 XSetWindowBackground (display->display, TermWin.vt,
868 PixColors[Color_bg]);
869
870 /* handle Color_BD, scrollbar background, etc. */ 829 /*TODO: handle Color_BD, scrollbar background, etc. */
871 830
872 set_colorfgbg (); 831 update_fade_color (idx);
873 recolour_cursor (); 832 recolour_cursor ();
874 /* the only reasonable way to enforce a clean update */ 833 scr_recolour ();
875 scr_poweron (); 834#endif /* XTERM_COLOR_CHANGE */
876} 835}
877
878#else
879# define set_window_color (idx,color) ((void)0)
880#endif /* XTERM_COLOR_CHANGE */
881 836
882void 837void
883rxvt_term::recolour_cursor () 838rxvt_term::recolour_cursor ()
884{ 839{
885#if TODO 840 XColor fg, bg;
886 rxvt_color xcol[2];
887 841
888 xcol[0] = PixColors[Color_pointer]; 842 (ISSET_PIXCOLOR (Color_pointer_fg)
889 xcol[1] = PixColors[Color_bg]; 843 ? pix_colors_focused[Color_pointer_fg]
890 XQueryColors (display->display, XCMAP, xcol, 2); 844 : pix_colors_focused[Color_fg]).get (fg);
891 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 845
892#endif 846 (ISSET_PIXCOLOR (Color_pointer_bg)
847 ? pix_colors_focused[Color_pointer_bg]
848 : pix_colors_focused[Color_bg]).get (bg);
849
850 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
893} 851}
894 852
895/*----------------------------------------------------------------------*/ 853/*----------------------------------------------------------------------*/
896/* 854/*
897 * find if fg/bg matches any of the normal (low-intensity) colors 855 * find if fg/bg matches any of the normal (low-intensity) colors
898 */ 856 */
899void 857void
900rxvt_term::set_colorfgbg () 858rxvt_term::set_colorfgbg ()
901{ 859{
902 unsigned int i; 860 unsigned int i;
903 const char *xpmb = "\0"; 861 const char *xpmb = "";
904 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 862 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905 863
906 env_colorfgbg =
907 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908 STRCPY (fstr, "default"); 864 strcpy (fstr, "default");
909 STRCPY (bstr, "default"); 865 strcpy (bstr, "default");
910 for (i = Color_Black; i <= Color_White; i++) 866 for (i = Color_Black; i <= Color_White; i++)
911 if (PixColors[Color_fg] == PixColors[i]) 867 if (pix_colors[Color_fg] == pix_colors[i])
912 { 868 {
913 sprintf (fstr, "%d", (i - Color_Black)); 869 sprintf (fstr, "%d", (i - Color_Black));
914 break; 870 break;
915 } 871 }
872
916 for (i = Color_Black; i <= Color_White; i++) 873 for (i = Color_Black; i <= Color_White; i++)
917 if (PixColors[Color_bg] == PixColors[i]) 874 if (pix_colors[Color_bg] == pix_colors[i])
918 { 875 {
919 sprintf (bstr, "%d", (i - Color_Black)); 876 sprintf (bstr, "%d", (i - Color_Black));
920#ifdef XPM_BACKGROUND 877#ifdef BG_IMAGE_FROM_FILE
921 xpmb = "default;"; 878 xpmb = "default;";
922#endif 879#endif
923 break; 880 break;
924 } 881 }
925 882
926 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 883 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928#ifndef NO_BRIGHTCOLOR
929 colorfgbg = DEFAULT_RSTYLE;
930 for (i = minCOLOR; i <= maxCOLOR; i++)
931 {
932 if (PixColors[Color_fg] == PixColors[i])
933 colorfgbg = SET_FGCOLOR (colorfgbg, i);
934 if (PixColors[Color_bg] == PixColors[i])
935 colorfgbg = SET_BGCOLOR (colorfgbg, i);
936 }
937#endif
938} 884}
939 885
940/*----------------------------------------------------------------------*/ 886/*----------------------------------------------------------------------*/
941/*
942 * Colour determination for low colour displays, routine from
943 * Hans de Goede <hans@highrise.nl>
944 */
945 887
946int 888bool
947rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 889rxvt_term::set_color (rxvt_color &color, const char *name)
948{ 890{
949 if (!screen_in_out->set (display, colour)) 891 if (color.set (this, name))
950 {
951 rxvt_print_error ("can't allocate colour: %s", colour);
952 return false;
953 }
954
955 return true; 892 return true;
893
894 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
895 return false;
896}
897
898void
899rxvt_term::alias_color (int dst, int src)
900{
901 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
956} 902}
957 903
958/* -------------------------------------------------------------------- * 904/* -------------------------------------------------------------------- *
959 * - WINDOW RESIZING - * 905 * - WINDOW RESIZING - *
960 * -------------------------------------------------------------------- */ 906 * -------------------------------------------------------------------- */
961void 907void
962rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 908rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963{ 909{
964 int fix_screen; 910 int fix_screen;
911 int old_width = szHint.width;
912 int old_height = szHint.height;
965 913
966#ifdef SMART_RESIZE
967 int old_width = szHint.width, old_height = szHint.height;
968#endif
969
970 window_calc (width, height); 914 window_calc (newwidth, newheight);
915
916 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
917
918 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
919 if (set_hint)
920 {
921 szHint.flags &= ~(PBaseSize | PResizeInc);
971 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 922 XSetWMNormalHints (dpy, parent[0], &szHint);
923 szHint.flags |= PBaseSize | PResizeInc;
924 }
925
972 if (!ignoreparent) 926 if (!ignoreparent)
973 { 927 {
974#ifdef SMART_RESIZE 928#ifdef SMART_RESIZE
975 /* 929 /*
976 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 930 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
979 int x, y, x1, y1; 933 int x, y, x1, y1;
980 int dx, dy; 934 int dx, dy;
981 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 935 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982 Window unused_cr; 936 Window unused_cr;
983 937
984 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 938 XTranslateCoordinates (dpy, parent[0], display->root,
985 0, 0, &x, &y, &unused_cr); 939 0, 0, &x, &y, &unused_cr);
986 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 940 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
987 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 941 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
988 /* 942 /*
989 * if display->root isn't the parent window, a WM will probably have offset 943 * if display->root isn't the parent window, a WM will probably have offset
990 * our position for handles and decorations. Counter it 944 * our position for handles and decorations. Counter it
991 */ 945 */
993 { 947 {
994 x -= x1; 948 x -= x1;
995 y -= y1; 949 y -= y1;
996 } 950 }
997 951
998 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 952 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
999 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 953 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1000 dx = old_width - szHint.width; 954 dx = old_width - szHint.width;
1001 dy = old_height - szHint.height; 955 dy = old_height - szHint.height;
1002 956
1003 /* Check position of the center of the window */ 957 /* Check position of the center of the window */
1004 if (x < x1) /* left half */ 958 if (x < x1) /* left half */
1005 dx = 0; 959 dx = 0;
1008 if (y < y1) /* top half */ 962 if (y < y1) /* top half */
1009 dy = 0; 963 dy = 0;
1010 else if (y == y1) /* exact center */ 964 else if (y == y1) /* exact center */
1011 dy /= 2; 965 dy /= 2;
1012 966
1013 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 967 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1014 szHint.width, szHint.height); 968 szHint.width, szHint.height);
1015#else 969#else
1016 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 970 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1017 szHint.height);
1018#endif 971#endif
1019
1020 } 972 }
1021 973
1022 fix_screen = (TermWin.ncol != prev_ncol 974 if (set_hint)
1023 || TermWin.nrow != prev_nrow); 975 XSetWMNormalHints (dpy, parent[0], &szHint);
1024 976
977 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
978
1025 if (fix_screen || width != old_width || height != old_height) 979 if (fix_screen || newwidth != old_width || newheight != old_height)
1026 { 980 {
1027 if (scrollbar_visible ()) 981 if (scrollBar.state)
1028 { 982 scrollBar.resize ();
1029 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
1030 0, scrollbar_TotalWidth (), szHint.height);
1031 resize_scrollbar ();
1032 }
1033 983
1034 if (menubar_visible ()) 984 XMoveResizeWindow (dpy, vt,
1035 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 985 window_vt_x, window_vt_y,
1036 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039 window_vt_y, TermWin_TotalWidth (),
1040 TermWin_TotalHeight ()); 986 width, height);
1041 scr_clear (height != old_height);
1042#ifdef XPM_BACKGROUND
1043 resize_pixmap ();
1044#endif
1045 987
988#ifdef HAVE_BG_PIXMAP
989 if (bgPixmap.window_size_sensitive ())
990 update_background ();
991#endif
1046 } 992 }
1047 993
1048 if (fix_screen || old_height == 0) 994 if (fix_screen || old_height == 0)
1049 {
1050 int curr_screen = -1;
1051 int old_ncol = prev_ncol;
1052
1053 /* scr_reset only works on the primary screen */
1054 if (old_height) /* this is not the first time through */
1055 {
1056 unsigned int ncol = TermWin.ncol;
1057 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058 curr_screen = scr_change_screen (PRIMARY);
1059 TermWin.ncol = ncol;
1060 }
1061
1062 scr_reset (); 995 scr_reset ();
1063 996
1064 if (curr_screen >= 0) /* this is not the first time through */ 997 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1065 { 998 //scr_touch (false);
1066 scr_change_screen (curr_screen);
1067 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1068 }
1069 }
1070 999
1071 old_width = szHint.width; 1000#ifdef HAVE_BG_PIXMAP
1072 old_height = szHint.height; 1001// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1002// if (bgPixmap.pixmap)
1003// scr_touch (false);
1004#endif
1073 1005
1074#ifdef USE_XIM 1006#ifdef USE_XIM
1075 IMSetStatusPosition (); 1007 IMSetPosition ();
1076#endif 1008#endif
1077} 1009}
1078 1010
1079/* 1011/*
1080 * Set the width/height of the vt window in characters. Units are pixels. 1012 * Set the width/height of the vt window in characters. Units are pixels.
1081 * good for toggling 80/132 columns 1013 * good for toggling 80/132 columns
1082 */ 1014 */
1083void 1015void
1084rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1016rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085{ 1017{
1086 XWindowAttributes wattr; 1018 XWindowAttributes wattr;
1087 1019
1088 if (width == 0 || height == 0) 1020 if (newwidth == 0 || newheight == 0)
1089 { 1021 {
1090 XGetWindowAttributes (display->display, display->root, &wattr); 1022 XGetWindowAttributes (dpy, display->root, &wattr);
1023
1091 if (width == 0) 1024 if (newwidth == 0)
1092 width = wattr.width - szHint.base_width; 1025 newwidth = wattr.width - szHint.base_width;
1093 if (height == 0) 1026 if (newheight == 0)
1094 height = wattr.height - szHint.base_height; 1027 newheight = wattr.height - szHint.base_height;
1095 }
1096 if (width != TermWin.width || height != TermWin.height)
1097 { 1028 }
1029
1030 if (newwidth != width || newheight != height)
1031 {
1098 width += szHint.base_width; 1032 newwidth += szHint.base_width;
1099 height += szHint.base_height; 1033 newheight += szHint.base_height;
1100 resize_all_windows (width, height, 0); 1034 resize_all_windows (newwidth, newheight, 0);
1101 } 1035 }
1102} 1036}
1103 1037
1104/* -------------------------------------------------------------------- * 1038/* -------------------------------------------------------------------- *
1105 * - X INPUT METHOD ROUTINES - * 1039 * - X INPUT METHOD ROUTINES - *
1106 * -------------------------------------------------------------------- */ 1040 * -------------------------------------------------------------------- */
1107#ifdef USE_XIM 1041#ifdef USE_XIM
1108 1042
1109void 1043void
1044rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1045{
1046 fg = pix_colors [Color_fg];
1047 bg = pix_colors [Color_bg];
1048}
1049
1050void
1110rxvt_term::im_set_size (XRectangle *size) 1051rxvt_term::im_set_size (XRectangle &size)
1111{ 1052{
1112 size->x = TermWin.int_bwidth; 1053 // the int_bwidth terms make no sense to me
1113 size->y = TermWin.int_bwidth; 1054 size.x = int_bwidth;
1114 size->width = Width2Pixel (TermWin.ncol); 1055 size.y = int_bwidth;
1115 size->height = Height2Pixel (TermWin.nrow); 1056 size.width = Width2Pixel (ncol) + int_bwidth;
1057 size.height = Height2Pixel (nrow) + int_bwidth;
1116} 1058}
1117 1059
1118void 1060void
1119rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1061rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1062 XRectangle &status_rect,
1063 const XRectangle &needed_rect)
1120{ 1064{
1121 *fg = PixColors[Color_fg]; 1065 preedit_rect.x = needed_rect.width;
1122 *bg = PixColors[Color_bg]; 1066 preedit_rect.y = 0;
1067 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1068 preedit_rect.height = fheight;
1069
1070 status_rect.x = 0;
1071 status_rect.y = 0;
1072 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1073 status_rect.height = fheight;
1123} 1074}
1124 1075
1125/* Checking whether input method is running. */ 1076/* Checking whether input method is running. */
1126bool 1077bool
1127rxvt_term::IMisRunning () 1078rxvt_term::IMisRunning ()
1128{ 1079{
1129 char *p; 1080 Atom atom;
1130 Atom atom; 1081 Window win;
1131 Window win;
1132 char server[IMBUFSIZ]; 1082 char server[IMBUFSIZ];
1133 1083
1134 /* get current locale modifier */ 1084 /* get current locale modifier */
1135 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1085 if (char *p = XSetLocaleModifiers (0))
1136 { 1086 {
1137 STRCPY (server, "@server="); 1087 strcpy (server, "@server=");
1138 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1088 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1089
1139 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1090 if (p = strchr (server + 1, '@')) /* first one only */
1140 *p = '\0'; 1091 *p = '\0';
1141 1092
1142 atom = XInternAtom (display->display, server, False); 1093 atom = XInternAtom (dpy, server, False);
1143 win = XGetSelectionOwner (display->display, atom); 1094 win = XGetSelectionOwner (dpy, atom);
1095
1144 if (win != None) 1096 if (win != None)
1145 return True; 1097 return True;
1146 } 1098 }
1099
1147 return False; 1100 return False;
1148} 1101}
1149 1102
1150void 1103void
1151rxvt_term::IMSendSpot () 1104rxvt_term::IMSendSpot ()
1152{ 1105{
1153 XPoint spot; 1106 XPoint nspot;
1154 XVaNestedList preedit_attr; 1107 XVaNestedList preedit_attr;
1155 1108
1156 if (Input_Context == NULL 1109 if (!Input_Context
1157 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1110 || !focus
1158 || ! (event_type == KeyPress 1111 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159 || event_type == Expose
1160 || event_type == NoExpose
1161 || event_type == SelectionNotify
1162 || event_type == ButtonRelease || event_type == FocusIn)
1163 || !IMisRunning ())
1164 return; 1112 return;
1165 1113
1166 im_set_position (&spot); 1114 im_set_position (nspot);
1115
1116 if (nspot.x == spot.x && nspot.y == spot.y)
1117 return;
1118
1119 spot = nspot;
1167 1120
1168 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1121 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1122 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170 XFree (preedit_attr); 1123 XFree (preedit_attr);
1171} 1124}
1172 1125
1173void 1126void
1174rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175 XRectangle * needed_rect)
1176{
1177 int mbh, vtx = 0;
1178
1179 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180 vtx = scrollbar_TotalWidth ();
1181
1182 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183 mbh -= TermWin.lineSpace;
1184
1185 preedit_rect->x = needed_rect->width + vtx;
1186 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189 preedit_rect->height = Height2Pixel (1);
1190
1191 status_rect->x = vtx;
1192 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195 status_rect->height = Height2Pixel (1);
1196}
1197
1198void
1199rxvt_term::im_destroy () 1127rxvt_term::im_destroy ()
1200{ 1128{
1201 if (Input_Context)
1202 {
1203 XDestroyIC (Input_Context);
1204 Input_Context = NULL;
1205 }
1206
1207 if (input_method) 1129 if (input_method)
1208 { 1130 {
1131 if (Input_Context && input_method->xim)
1132 XDestroyIC (Input_Context);
1133
1209 display->put_xim (input_method); 1134 display->put_xim (input_method);
1210 input_method = 0; 1135 input_method = 0;
1211 } 1136 }
1137
1138 Input_Context = 0;
1212} 1139}
1140
1141#ifdef ENABLE_XIM_ONTHESPOT
1142
1143static void
1144xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1145{
1146 ((rxvt_term *)client_data)->make_current ();
1147 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1148}
1149
1150static void
1151xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1152{
1153 ((rxvt_term *)client_data)->make_current ();
1154 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1155}
1156
1157static void
1158xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1159{
1160 rxvt_term *term = (rxvt_term *)client_data;
1161 XIMText *text = call_data->text;
1162
1163 term->make_current ();
1164
1165 if (text)
1166 {
1167 void *str;
1168
1169 if (!text->encoding_is_wchar && text->string.multi_byte)
1170 {
1171 // of course, X makes it ugly again
1172 if (term->rs[Rs_imLocale])
1173 SET_LOCALE (term->rs[Rs_imLocale]);
1174
1175 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1176 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1177
1178 if (term->rs[Rs_imLocale])
1179 SET_LOCALE (term->locale);
1180 }
1181 else
1182 str = (void *)text->string.wide_char;
1183
1184 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1185 DT_INT, call_data->caret,
1186 DT_INT, call_data->chg_first,
1187 DT_INT, call_data->chg_length,
1188 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1189 DT_WCS_LEN, str, str ? (int)text->length : 0,
1190 DT_END));
1191 }
1192 else
1193 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1194 DT_INT, call_data->caret,
1195 DT_INT, call_data->chg_first,
1196 DT_INT, call_data->chg_length,
1197 DT_END));
1198}
1199
1200#if 0
1201static void
1202xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1203{
1204 ((rxvt_term *)client_data)->make_current ();
1205 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1206 DT_INT, call_data->position,
1207 DT_INT, call_data->direction,
1208 DT_INT, call_data->style,
1209 DT_END));
1210}
1211#endif
1212
1213#endif
1213 1214
1214/* 1215/*
1215 * Try to open a XIM with the current modifiers, then see if we can 1216 * Try to open a XIM with the current modifiers, then see if we can
1216 * open a suitable preedit type 1217 * open a suitable preedit type
1217 */ 1218 */
1218bool 1219bool
1219rxvt_term::IM_get_IC (const char *modifiers) 1220rxvt_term::IM_get_IC (const char *modifiers)
1220{ 1221{
1221 int i, j, found; 1222 int i, j, found;
1222 XIM xim; 1223 XIM xim;
1223 XPoint spot; 1224 XPoint spot;
1224 XRectangle rect, status_rect, needed_rect; 1225 XRectangle rect, status_rect, needed_rect;
1225 unsigned long fg, bg; 1226 unsigned long fg, bg;
1226 const char *p; 1227 const char *p;
1227 char **s; 1228 char **s;
1228 XIMStyles *xim_styles; 1229 XIMStyles *xim_styles;
1229 XVaNestedList preedit_attr, status_attr; 1230#ifdef ENABLE_XIM_ONTHESPOT
1231 XIMCallback xcb[4];
1232#endif
1233
1234 set_environ (envv);
1230 1235
1231 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1236 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232 return false; 1237 return false;
1233 1238
1234 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235 input_method = display->get_xim (locale, modifiers); 1239 input_method = display->get_xim (locale, modifiers);
1236 if (input_method == NULL) 1240 if (input_method == NULL)
1237 return false; 1241 return false;
1238 1242
1239 xim = input_method->xim; 1243 xim = input_method->xim;
1244 spot.x = spot.y = -1;
1240 1245
1241 xim_styles = NULL; 1246 xim_styles = NULL;
1242 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1247 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243 || !xim_styles || !xim_styles->count_styles) 1248 || !xim_styles || !xim_styles->count_styles)
1244 { 1249 {
1245 display->put_xim (input_method); 1250 im_destroy ();
1246 return false; 1251 return false;
1247 } 1252 }
1248 1253
1249 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1254 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1255
1256 for (int pi = 0; pi < 2; pi++)
1257 {
1258 p = pet[pi];
1259
1260 if (!p)
1261 continue;
1262
1250 s = rxvt_splitcommastring (p); 1263 s = rxvt_splitcommastring (p);
1264
1251 for (i = found = 0; !found && s[i]; i++) 1265 for (i = found = 0; !found && s[i]; i++)
1252 { 1266 {
1253 if (!STRCMP (s[i], "OverTheSpot")) 1267 if (!strcmp (s[i], "OverTheSpot"))
1254 input_style = (XIMPreeditPosition | XIMStatusNothing); 1268 input_style = XIMPreeditPosition | XIMStatusNothing;
1255 else if (!STRCMP (s[i], "OffTheSpot")) 1269 else if (!strcmp (s[i], "OffTheSpot"))
1256 input_style = (XIMPreeditArea | XIMStatusArea); 1270 input_style = XIMPreeditArea | XIMStatusArea;
1257 else if (!STRCMP (s[i], "Root")) 1271 else if (!strcmp (s[i], "Root"))
1258 input_style = (XIMPreeditNothing | XIMStatusNothing); 1272 input_style = XIMPreeditNothing | XIMStatusNothing;
1273 else if (!strcmp (s[i], "None"))
1274 input_style = XIMPreeditNone | XIMStatusNone;
1275#ifdef ENABLE_XIM_ONTHESPOT
1276 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1277 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1278#endif
1279 else
1280 input_style = XIMPreeditNothing | XIMStatusNothing;
1259 1281
1260 for (j = 0; j < xim_styles->count_styles; j++) 1282 for (j = 0; j < xim_styles->count_styles; j++)
1261 if (input_style == xim_styles->supported_styles[j]) 1283 if (input_style == xim_styles->supported_styles[j])
1262 { 1284 {
1285 rxvt_freecommastring (s);
1286
1263 found = 1; 1287 found = 1;
1264 break; 1288 goto foundpet;
1289 }
1290
1265 } 1291 }
1266 }
1267 1292
1268 for (i = 0; s[i]; i++) 1293 rxvt_freecommastring (s);
1269 free (s[i]); 1294 }
1270 1295
1271 free (s); 1296foundpet:
1297
1272 XFree (xim_styles); 1298 XFree (xim_styles);
1273 1299
1274 if (!found) 1300 if (!found)
1275 { 1301 {
1276 display->put_xim (input_method); 1302 im_destroy ();
1277 return false; 1303 return false;
1278 } 1304 }
1279 1305
1280 preedit_attr = status_attr = NULL; 1306 XFontSet fs = 0;
1307 XVaNestedList preedit_attr = 0, status_attr = 0;
1308
1309 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1310 {
1311 // fake us a font-set, please
1312 char **missing_charset_list;
1313 int missing_charset_count;
1314 char *def_string;
1315 char pat[512];
1316
1317 sprintf (pat,
1318 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1319 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1320 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1321 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1323 "*",
1324 fheight,
1325 fheight + 1, fheight - 1,
1326 fheight - 2, fheight + 2);
1327
1328 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1329 &missing_charset_list, &missing_charset_count, &def_string);
1330
1331 if (missing_charset_list)
1332 XFreeStringList (missing_charset_list);
1333
1334 if (!fs)
1335 {
1336 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1337 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1338 }
1339 }
1281 1340
1282 if (input_style & XIMPreeditPosition) 1341 if (input_style & XIMPreeditPosition)
1283 { 1342 {
1284 im_set_size (&rect); 1343 im_set_size (rect);
1285 im_set_position (&spot); 1344 im_set_position (spot);
1286 im_set_color (&fg, &bg); 1345 im_set_color (fg, bg);
1287 1346
1288 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1347 preedit_attr = XVaCreateNestedList (0,
1348 XNForeground, fg,
1349 XNBackground, bg,
1350 XNArea, &rect,
1289 XNSpotLocation, &spot, 1351 XNSpotLocation, &spot,
1290 XNForeground, fg, XNBackground, bg,
1291 //XNFontSet, TermWin.fontset, 1352 XNFontSet, fs,
1292 NULL); 1353 NULL);
1293 } 1354 }
1294 else if (input_style & XIMPreeditArea) 1355 else if (input_style & XIMPreeditArea)
1295 { 1356 {
1296 im_set_color (&fg, &bg); 1357 im_set_color (fg, bg);
1297 1358
1298 /* 1359 /*
1299 * The necessary width of preedit area is unknown 1360 * The necessary width of preedit area is unknown
1300 * until create input context. 1361 * until create input context.
1301 */ 1362 */
1302 needed_rect.width = 0; 1363 needed_rect.width = 0;
1303
1304 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1364 im_set_preedit_area (rect, status_rect, needed_rect);
1305 1365
1306 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1366 preedit_attr = XVaCreateNestedList (0,
1367 XNForeground, fg,
1307 XNForeground, fg, XNBackground, bg, 1368 XNBackground, bg,
1369 XNArea, &rect,
1370 XNFontSet, fs,
1371 NULL);
1372 status_attr = XVaCreateNestedList (0,
1373 XNForeground, fg,
1374 XNBackground, bg,
1375 XNArea, &status_rect,
1308 //XNFontSet, TermWin.fontset, 1376 XNFontSet, fs,
1309 NULL); 1377 NULL);
1310 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1378 }
1311 XNForeground, fg, XNBackground, bg, 1379#if ENABLE_XIM_ONTHESPOT
1312 //XNFontSet, TermWin.fontset, 1380 else if (input_style & XIMPreeditCallbacks)
1381 {
1382 im_set_position (spot);
1383
1384 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1385 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1386 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1387# if 0
1388 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1389# endif
1390
1391 preedit_attr = XVaCreateNestedList (0,
1392 XNSpotLocation, &spot,
1393 XNPreeditStartCallback, &xcb[0],
1394 XNPreeditDoneCallback , &xcb[1],
1395 XNPreeditDrawCallback , &xcb[2],
1396# if 0
1397 XNPreeditCaretCallback, &xcb[3],
1398# endif
1313 NULL); 1399 NULL);
1314 } 1400 }
1401#endif
1315 1402
1316 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1403 Input_Context = XCreateIC (xim,
1404 XNInputStyle, input_style,
1317 XNClientWindow, TermWin.parent[0], 1405 XNClientWindow, vt,
1318 XNFocusWindow, TermWin.parent[0], 1406 XNFocusWindow, parent[0],
1319 preedit_attr ? XNPreeditAttributes : NULL, 1407 preedit_attr ? XNPreeditAttributes : NULL,
1320 preedit_attr, 1408 preedit_attr,
1321 status_attr ? XNStatusAttributes : NULL, 1409 status_attr ? XNStatusAttributes : NULL,
1322 status_attr, NULL); 1410 status_attr, NULL);
1411
1323 if (preedit_attr) XFree (preedit_attr); 1412 if (preedit_attr) XFree (preedit_attr);
1324 if (status_attr) XFree (status_attr); 1413 if (status_attr) XFree (status_attr);
1414 if (fs) XFreeFontSet (dpy, fs);
1325 1415
1326 if (Input_Context == NULL) 1416 if (Input_Context == NULL)
1327 { 1417 {
1328 rxvt_print_error ("failed to create input context"); 1418 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329 display->put_xim (input_method); 1419 im_destroy ();
1330 return false; 1420 return false;
1331 } 1421 }
1332 1422
1333 if (input_style & XIMPreeditArea) 1423#if 0
1424 // unfortunately, only the focus window is used by XIM, hard to fix
1425 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1426 vt_select_input ();
1427#endif
1428
1334 IMSetStatusPosition (); 1429 IMSetPosition ();
1335 1430
1336 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1337 return true; 1431 return true;
1338} 1432}
1339 1433
1340void 1434void
1341rxvt_term::im_cb () 1435rxvt_term::im_cb ()
1342{ 1436{
1343 int i, found, had_im; 1437 int i;
1344 const char *p; 1438 const char *p;
1345 char **s; 1439 char **s;
1346 char buf[IMBUFSIZ]; 1440 char buf[IMBUFSIZ];
1347 1441
1442 make_current ();
1443
1348 im_destroy (); 1444 im_destroy ();
1349 1445
1350 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351 if (Input_Context) 1446 if (Input_Context)
1352 return; 1447 return;
1353 1448
1354#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1449#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355 if (rs[Rs_imLocale]) 1450 if (rs[Rs_imLocale])
1360 if (p && *p) 1455 if (p && *p)
1361 { 1456 {
1362 bool found = false; 1457 bool found = false;
1363 1458
1364 s = rxvt_splitcommastring (p); 1459 s = rxvt_splitcommastring (p);
1460
1365 for (i = 0; s[i]; i++) 1461 for (i = 0; s[i]; i++)
1366 { 1462 {
1367 if (*s[i]) 1463 if (*s[i])
1368 { 1464 {
1369 STRCPY (buf, "@im="); 1465 strcpy (buf, "@im=");
1370 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1466 strncat (buf, s[i], IMBUFSIZ - 5);
1371 if (IM_get_IC (buf)) 1467 if (IM_get_IC (buf))
1372 { 1468 {
1373 found = true; 1469 found = true;
1374 break; 1470 break;
1375 } 1471 }
1376 } 1472 }
1377 } 1473 }
1378 for (i = 0; s[i]; i++) 1474
1379 free (s[i]); 1475 rxvt_freecommastring (s);
1380 free (s);
1381 1476
1382 if (found) 1477 if (found)
1383 goto done; 1478 goto done;
1384 } 1479 }
1385 1480
1397 SET_LOCALE (locale); 1492 SET_LOCALE (locale);
1398#endif 1493#endif
1399} 1494}
1400 1495
1401void 1496void
1402rxvt_term::IMSetStatusPosition () 1497rxvt_term::IMSetPosition ()
1403{ 1498{
1404 XRectangle preedit_rect, status_rect, *needed_rect; 1499 XRectangle preedit_rect, status_rect, *needed_rect;
1405 XVaNestedList preedit_attr, status_attr; 1500 XVaNestedList preedit_attr, status_attr;
1406 1501
1407 if (Input_Context == NULL 1502 if (!Input_Context
1408 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1503 || !focus
1504 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1409 || !IMisRunning ()) 1505 || !IMisRunning ())
1410 return; 1506 return;
1411 1507
1508 if (input_style & XIMPreeditPosition)
1509 {
1510 im_set_size (preedit_rect);
1511 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1512
1513 XSetICValues (Input_Context,
1514 XNPreeditAttributes, preedit_attr, NULL);
1515 }
1516 else
1517 {
1412 /* Getting the necessary width of preedit area */ 1518 /* Getting the necessary width of preedit area */
1413 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1519 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1520 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415 XFree (status_attr); 1521 XFree (status_attr);
1416 1522
1417 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1523 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1524 XFree (needed_rect);
1418 1525
1419 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1526 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1527 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421 1528
1422 XSetICValues (Input_Context, 1529 XSetICValues (Input_Context,
1423 XNPreeditAttributes, preedit_attr, 1530 XNPreeditAttributes, preedit_attr,
1424 XNStatusAttributes, status_attr, NULL); 1531 XNStatusAttributes, status_attr,
1532 NULL);
1425 1533
1534 XFree (status_attr);
1535 }
1536
1426 XFree (preedit_attr); 1537 XFree (preedit_attr);
1427 XFree (status_attr);
1428} 1538}
1429#endif /* USE_XIM */ 1539#endif /* USE_XIM */
1430 1540
1431/*----------------------------------------------------------------------*/ 1541void
1432rxvt_t rxvt_current_term; 1542rxvt_term::get_window_origin (int &x, int &y)
1543{
1544 Window cr;
1545 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1546/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1547}
1548
1549Pixmap
1550rxvt_term::get_pixmap_property (int prop_id)
1551{
1552 if (prop_id > 0 && prop_id < NUM_XA)
1553 if (xa[prop_id])
1554 {
1555 int aformat;
1556 unsigned long nitems, bytes_after;
1557 Atom atype;
1558 unsigned char *prop = NULL;
1559 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1560 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1561 &nitems, &bytes_after, &prop);
1562 if (result == Success && prop && atype == XA_PIXMAP)
1563 return *(Pixmap *)prop;
1564 }
1565
1566 return None;
1567}
1568
1569#ifdef HAVE_BG_PIXMAP
1570# if TRACE_PIXMAPS
1571# undef update_background
1572void
1573rxvt_term::trace_update_background (const char *file, int line)
1574{
1575 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1576 update_background ();
1577}
1578# endif
1579
1580void
1581rxvt_term::update_background ()
1582{
1583 if (update_background_ev.is_active ())
1584 return;
1585
1586 bgPixmap.invalidate ();
1587
1588 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1589
1590 if (to_wait <= 0.)
1591 bgPixmap.render ();
1592 else
1593 update_background_ev.start (to_wait);
1594}
1595
1596void
1597rxvt_term::update_background_cb (ev::timer &w, int revents)
1598{
1599 make_current ();
1600
1601 update_background_ev.stop ();
1602 bgPixmap.render ();
1603 refresh_check ();
1604}
1605
1606#endif /* HAVE_BG_PIXMAP */
1433 1607
1434/*----------------------- end-of-file (C source) -----------------------*/ 1608/*----------------------- end-of-file (C source) -----------------------*/

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