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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.36 by pcg, Sat Feb 21 20:33:40 2004 UTC vs.
Revision 1.356 by sf-exg, Fri Apr 29 10:10:20 2011 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
35 38
39#include <limits>
40
41#include <cassert>
36#include <signal.h> 42#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> 43#include <cstring>
47 44
45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
53# endif
54#endif
55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
48static char curlocale[128]; 62static char curlocale[128], savelocale[128];
49 63
50void 64bool
51rxvt_set_locale (const char *locale) 65rxvt_set_locale (const char *locale) NOTHROW
52{ 66{
53 if (locale && STRNCMP (locale, curlocale, 128)) 67 int size = strlen (locale) + 1;
54 { 68
55 STRNCPY (curlocale, locale, 128); 69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 76 setlocale (LC_CTYPE, curlocale);
57 } 77 return true;
58} 78}
59 79
60void * 80void
61rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
62{ 82{
63 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
64 86
65 MEMSET (p, 0, s); 87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
104 {
105 if (cc->c2 == c2) return c1;
106 cc = (*this)[cc->c1];
107 }
108
109 // check to see whether this combination already exists otherwise
110 for (cc = v.end (); cc-- > v.begin (); )
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
66 return p; 150 return len;
67}
68 151
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 152}
153#endif
74 154
75rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
76 : 156{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 157#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif 159#endif
86#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88#endif 162#endif
89#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91#endif 181#endif
92#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 184#endif
185#ifndef NO_BELL
186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
187#endif
188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_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 bg_destroy ();
231#endif
232
233 if (display)
234 {
235 selection_clear ();
236 selection_clear (true);
237
95#ifdef USE_XIM 238#ifdef USE_XIM
96 im_ev (this, &rxvt_term::im_cb), 239 im_destroy ();
97#endif 240#endif
98 check_ev (this, &rxvt_term::check_cb), 241 scrollBar.destroy ();
99 destroy_ev (this, &rxvt_term::destroy_cb), 242 if (gc) XFreeGC (dpy, gc);
100 pty_ev (this, &rxvt_term::pty_cb),
101 incr_ev (this, &rxvt_term::incr_cb)
102{
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
104}
105 243
106rxvt_term::~rxvt_term () 244 delete drawable;
107{ 245 // destroy all windows
108 if (cmd_fd >= 0) 246 if (parent)
109 close (cmd_fd); 247 XDestroyWindow (dpy, parent);
110 248
111#ifndef NO_SETOWNER_TTYDEV 249 for (int i = 0; i < TOTAL_COLORS; i++)
112 privileged_ttydev (RESTORE); 250 if (ISSET_PIXCOLOR (i))
251 {
252 pix_colors_focused [i].free (this);
253#if OFF_FOCUS_FADING
254 pix_colors_unfocused [i].free (this);
113#endif 255#endif
114#ifdef UTMP_SUPPORT 256 }
115 privileged_utmp (RESTORE);
116#endif
117 257
118 delete TermWin.fontset; 258 clear ();
119 259
120 if (display) 260 display->flush (); /* ideally .put should do this */
121 if (TermWin.parent[0])
122 XDestroyWindow (display->display, TermWin.parent[0]);
123
124 // TODO: free pixcolours, colours should become part of rxvt_display
125
126 delete PixColors;
127
128 displays.put (display); 261 displays.put (display);
262 }
129 263
130 scr_release (); 264 scr_release ();
131 265
132 free (env_windowid); 266 /* clear all resources */
267 for (int i = 0; i < allocated.size (); i++)
268 free (allocated [i]);
269
270 free (selection.text);
271 free (selection.clip_text);
272 // TODO: manage env vars in child only(!)
133 free (env_display); 273 free (env_display);
134 free (env_term); 274 free (env_term);
135 free (env_colorfgbg);
136 free (locale); 275 free (locale);
137 free (codeset); 276 free (v_buffer);
277
278 delete selection_req;
138 279
139 delete envv; 280 delete envv;
140 delete argv; 281 delete argv;
282
283#ifdef KEYSYM_RESOURCE
284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
290
291// child has exited, usually destroys
292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
296
297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
141} 301}
142 302
143void 303void
144rxvt_term::destroy () 304rxvt_term::destroy ()
145{ 305{
306 if (destroy_ev.is_active ())
307 return;
308
309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
310
311#if ENABLE_OVERLAY
312 scr_overlay_off ();
313#endif
314
146 if (display) 315 if (display)
147 { 316 {
317#if USE_XIM
318 im_ev.stop (display);
319#endif
320 scrollbar_ev.stop (display);
321#if ENABLE_TRANSPARENCY || ENABLE_PERL
148 rootwin_ev.stop (display); 322 rootwin_ev.stop (display);
323#endif
149 termwin_ev.stop (display); 324 termwin_ev.stop (display);
150 vt_ev.stop (display); 325 vt_ev.stop (display);
151#ifdef USE_XIM
152 im_destroy ();
153 im_ev.stop (display);
154#endif
155#ifdef HAVE_SCROLLBARS
156 scrollbar_ev.stop (display);
157#endif
158#ifdef MENUBAR
159 menubar_ev.stop (display);
160#endif
161 } 326 }
162 327
163 check_ev.stop (); 328 flush_ev.stop ();
164 pty_ev.stop (); 329 pty_ev.stop ();
165#ifdef CURSOR_BLINK 330#ifdef CURSOR_BLINK
166 cursor_blink_ev.stop (); 331 cursor_blink_ev.stop ();
167#endif 332#endif
168#ifdef TEXT_BLINK 333#ifdef TEXT_BLINK
169 text_blink_ev.stop (); 334 text_blink_ev.stop ();
170#endif 335#endif
336#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
337 cont_scroll_ev.stop ();
338#endif
339#ifdef SELECTION_SCROLLING
340 sel_scroll_ev.stop ();
341#endif
171#ifdef POINTER_BLANK 342#ifdef POINTER_BLANK
172 pointer_ev.stop (); 343 pointer_ev.stop ();
173#endif 344#endif
174 345
175 destroy_ev.start (0); 346 destroy_ev.start ();
176} 347}
177 348
178void 349void
179rxvt_term::destroy_cb (time_watcher &w) 350rxvt_term::destroy_cb (ev::idle &w, int revents)
180{ 351{
181 SET_R (this); 352 make_current ();
182 353
183 delete this; 354 delete this;
184} 355}
185 356
186/*----------------------------------------------------------------------*/
187/* rxvt_init () */
188/* LIBPROTO */
189rxvt_t
190rxvt_init (int argc, const char *const *argv)
191{
192 SET_R (new rxvt_term);
193
194 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195 {
196 delete GET_R;
197 SET_R (0);
198 }
199
200 return GET_R;
201}
202
203static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
204
205void 357void
206rxvt_init_signals () 358rxvt_term::set_option (uint8_t opt, bool set)
207{ 359{
208 /* install exit handler for cleanup */ 360 if (!opt)
209#if 0
210#ifdef HAVE_ATEXIT
211 atexit (rxvt_clean_exit);
212#else
213#endif
214#endif
215
216 struct sigaction sa;
217
218 sigfillset (&sa.sa_mask);
219 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
228 /* signal (SIGURG, SIG_DFL); */
229
230 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232}
233
234bool
235rxvt_term::init (int argc, const char *const *argv)
236{
237 /*
238 * Save and then give up any super-user privileges
239 * If we need privileges in any area then we must specifically request it.
240 * We should only need to be root in these cases:
241 * 1. write utmp entries on some systems
242 * 2. chown tty on some systems
243 */
244 privileges (SAVE);
245 privileges (IGNORE);
246
247 init_secondary ();
248
249 const char **cmd_argv = init_resources (argc, argv);
250
251 set_locale ("");
252
253#if (MENUBAR_MAX)
254 menubar_read (rs[Rs_menu]);
255#endif
256#ifdef HAVE_SCROLLBARS
257 if (Options & Opt_scrollBar)
258 scrollBar.setIdle (); /* set existence for size calculations */
259#endif
260
261 create_windows (argc, argv);
262
263 init_xlocale ();
264
265 scr_reset (); /* initialize screen */
266#ifdef RXVT_GRAPHICS
267 Gr_reset (); /* reset graphics */
268#endif
269
270#if 1
271 XSynchronize (display->display, True);
272#endif
273
274#ifdef HAVE_SCROLLBARS
275 if (Options & Opt_scrollBar)
276 resize_scrollbar (); /* create and map scrollbar */
277#endif
278#if (MENUBAR_MAX)
279 if (menubar_visible (r))
280 XMapWindow (display->display, menuBar.win);
281#endif
282#ifdef TRANSPARENT
283 if (Options & Opt_transparent)
284 {
285 XSelectInput (display->display, display->root, PropertyChangeMask);
286 check_our_parents ();
287 }
288#endif
289
290 rootwin_ev.start (display, display->root);
291
292 XMapWindow (display->display, TermWin.vt);
293 XMapWindow (display->display, TermWin.parent[0]);
294
295 init_command (cmd_argv);
296
297 pty_ev.start (cmd_fd, EVENT_READ);
298
299 check_ev.start ();
300
301 return true;
302}
303
304/* ------------------------------------------------------------------------- *
305 * SIGNAL HANDLING & EXIT HANDLER *
306 * ------------------------------------------------------------------------- */
307/*
308 * Catch a SIGCHLD signal and exit if the direct child has died
309 */
310/* ARGSUSED */
311/* EXTPROTO */
312RETSIGTYPE
313rxvt_Child_signal (int sig __attribute__ ((unused)))
314{
315 int pid, save_errno = errno;
316 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317 ;
318 errno = save_errno;
319
320#if 0
321 if (pid == cmd_pid)
322 exit (EXIT_SUCCESS);
323#endif
324}
325
326/*
327 * Catch a fatal signal and tidy up before quitting
328 */
329/* EXTPROTO */
330RETSIGTYPE
331rxvt_Exit_signal (int sig)
332{
333 signal (sig, SIG_DFL);
334#ifdef DEBUG_CMD
335 rxvt_print_error ("signal %d", sig);
336#endif
337 rxvt_clean_exit ();
338 kill (getpid (), sig);
339}
340
341/* INTPROTO */
342int
343rxvt_xerror_handler (Display *display, XErrorEvent *event)
344{
345 if (GET_R->allowedxerror == -1)
346 GET_R->allowedxerror = event->error_code;
347 else
348 {
349 old_xerror_handler (display, event);
350 GET_R->destroy ();
351 }
352
353 return 0; 361 return;
362
363 uint8_t mask = 1 << (opt & 7);
364 uint8_t &val = options [opt >> 3];
365
366 val = val & ~mask | (set ? mask : 0);
354} 367}
355 368
356/*----------------------------------------------------------------------*/ 369/*----------------------------------------------------------------------*/
357/* 370/*
358 * Exit gracefully, clearing the utmp entry and restoring tty attributes 371 * Exit gracefully, clearing the utmp entry and restoring tty attributes
359 * TODO: if debugging, this should free up any known resources if we can 372 * TODO: if debugging, this should free up any known resources if we can
360 */ 373 */
361/* EXTPROTO */ 374static XErrorHandler old_xerror_handler;
362void
363rxvt_clean_exit ()
364{
365 // TODO: rxvtd should clean up all ressources
366 if (GET_R)
367 GET_R->destroy ();
368}
369 375
370/* ------------------------------------------------------------------------- * 376static void
371 * MEMORY ALLOCATION WRAPPERS * 377rxvt_emergency_cleanup ()
372 * ------------------------------------------------------------------------- */
373/* EXTPROTO */
374void *
375rxvt_malloc (size_t size)
376{ 378{
377 void *p; 379 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378 380 (*t)->emergency_cleanup ();
379 p = malloc (size);
380 if (p)
381 return p;
382
383 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384 rxvt_clean_exit ();
385 exit (EXIT_FAILURE);
386 /* NOTREACHED */
387} 381}
388 382
389/* EXTPROTO */ 383#if !ENABLE_MINIMAL
390void * 384static void
391rxvt_calloc (size_t number, size_t size) 385print_x_error (Display *dpy, XErrorEvent *event)
392{ 386{
393 void *p; 387 char buffer[BUFSIZ];
394 388 char mesg[BUFSIZ];
395 p = calloc (number, size); 389 char number[32];
396 if (p) 390 const char mtype[] = "XlibMessage";
397 return p; 391 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
398 392 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
399 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 393 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
400 rxvt_clean_exit (); 394 rxvt_warn ("%s: %s\n", mesg, buffer);
401 exit (EXIT_FAILURE); 395 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
402 /* NOTREACHED */ 396 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
397 sprintf(number, "%d", event->request_code);
398 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
399 rxvt_warn ("(which is %s)\n", buffer);
400 if (event->request_code >= 128) {
401 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
402 mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
404 }
405 if ((event->error_code == BadWindow) ||
406 (event->error_code == BadPixmap) ||
407 (event->error_code == BadCursor) ||
408 (event->error_code == BadFont) ||
409 (event->error_code == BadDrawable) ||
410 (event->error_code == BadColor) ||
411 (event->error_code == BadGC) ||
412 (event->error_code == BadIDChoice) ||
413 (event->error_code == BadValue) ||
414 (event->error_code == BadAtom)) {
415 if (event->error_code == BadValue)
416 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
417 mesg, BUFSIZ);
418 else if (event->error_code == BadAtom)
419 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
420 mesg, BUFSIZ);
421 else
422 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
423 mesg, BUFSIZ);
424 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
425 }
426 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
427 mesg, BUFSIZ);
428 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
403} 429}
430#endif
404 431
405/* EXTPROTO */ 432int
406void * 433rxvt_xerror_handler (Display *display, XErrorEvent *event)
407rxvt_realloc (void *ptr, size_t size)
408{ 434{
409 void *p; 435 if (GET_R->allowedxerror == -1)
410 436 GET_R->allowedxerror = event->error_code;
411 if (ptr)
412 p = realloc (ptr, size);
413 else 437 else
414 p = malloc (size); 438 {
415 if (p) 439 // GET_R is most likely not the terminal which caused the error,
440 // so just output the error and continue
441#if ENABLE_MINIMAL
442 old_xerror_handler (display, event);
443#else
444 print_x_error (display, event);
445#endif
446 }
447
416 return p; 448 return 0;
449}
417 450
418 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 451int
419 rxvt_clean_exit (); 452rxvt_xioerror_handler (Display *display)
453{
454 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
455 DisplayString (display));
456 rxvt_emergency_cleanup ();
420 exit (EXIT_FAILURE); 457 _exit (EXIT_FAILURE);
421 /* NOTREACHED */
422} 458}
423 459
424/* ------------------------------------------------------------------------- * 460static struct sig_handlers
425 * PRIVILEGED OPERATIONS *
426 * ------------------------------------------------------------------------- */
427/* take care of suid/sgid super-user (root) privileges */
428void
429rxvt_term::privileges (int mode)
430{ 461{
431#if ! defined(__CYGWIN32__) 462 ev::sig sw_term, sw_int;
432# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 463
433 /* setreuid () is the poor man's setuid (), seteuid () */ 464 /*
434# define seteuid(a) setreuid(-1, (a)) 465 * Catch a fatal signal and tidy up before quitting
435# define setegid(a) setregid(-1, (a)) 466 */
436# define HAVE_SETEUID 467 void sig_term (ev::sig &w, int revents);
468
469 sig_handlers ()
470 {
471 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
472 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
473 }
474} sig_handlers;
475
476void
477sig_handlers::sig_term (ev::sig &w, int revents)
478{
479 rxvt_emergency_cleanup ();
480 w.stop ();
481 kill (getpid (), w.signum);
482}
483
484static void
485rxvt_get_ttymode (struct termios *tio)
486{
487 if (tcgetattr (STDIN_FILENO, tio) < 0)
488 memset (tio, 0, sizeof (struct termios));
489
490 for (int i = 0; i < NCCS; i++)
491 tio->c_cc[i] = VDISABLE;
492
493 tio->c_cc[VINTR] = CINTR;
494 tio->c_cc[VQUIT] = CQUIT;
495 tio->c_cc[VERASE] = CERASE;
496#ifdef VERASE2
497 tio->c_cc[VERASE2] = CERASE2;
498#endif
499 tio->c_cc[VKILL] = CKILL;
500 tio->c_cc[VEOF] = CEOF;
501 tio->c_cc[VSTART] = CSTART;
502 tio->c_cc[VSTOP] = CSTOP;
503 tio->c_cc[VSUSP] = CSUSP;
504# ifdef VDSUSP
505 tio->c_cc[VDSUSP] = CDSUSP;
437# endif 506# endif
438# ifdef HAVE_SETEUID 507# ifdef VREPRINT
439 switch (mode) 508 tio->c_cc[VREPRINT] = CRPRNT;
440 {
441 case IGNORE:
442 /*
443 * change effective uid/gid - not real uid/gid - so we can switch
444 * back to root later, as required
445 */
446 seteuid (getuid ());
447 setegid (getgid ());
448 break;
449 case SAVE:
450 euid = geteuid ();
451 egid = getegid ();
452 break;
453 case RESTORE:
454 seteuid (euid);
455 setegid (egid);
456 break;
457 }
458# else
459 switch (mode)
460 {
461 case IGNORE:
462 setuid (getuid ());
463 setgid (getgid ());
464 /* FALLTHROUGH */
465 case SAVE:
466 /* FALLTHROUGH */
467 case RESTORE:
468 break;
469 }
470# endif 509# endif
471#endif 510# ifdef VDISCRD
472} 511 tio->c_cc[VDISCRD] = CFLUSH;
473
474#ifdef UTMP_SUPPORT
475void
476rxvt_term::privileged_utmp (char action)
477{
478 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479 action, next_utmp_action, getpid ()));
480 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481 || (Options & Opt_utmpInhibit)
482 || ttydev == NULL || *ttydev == '\0')
483 return;
484
485 privileges (RESTORE);
486 if (action == SAVE)
487 {
488 next_utmp_action = RESTORE;
489 makeutent (ttydev, rs[Rs_display_name]);
490 }
491 else
492 { /* action == RESTORE */
493 next_utmp_action = IGNORE;
494 cleanutent ();
495 }
496 privileges (IGNORE);
497}
498#endif
499
500#ifndef NO_SETOWNER_TTYDEV
501void
502rxvt_term::privileged_ttydev (char action)
503{
504 D_MAIN ((stderr,
505 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
506 action, next_tty_action, getpid ()));
507 if (next_tty_action != action || (action != SAVE && action != RESTORE)
508 || ttydev == NULL || *ttydev == '\0')
509 return;
510
511 privileges (RESTORE);
512
513 if (action == SAVE)
514 {
515 next_tty_action = RESTORE;
516# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519 next_tty_action = IGNORE;
520 else
521# endif 512# endif
522 513# ifdef VWERSE
523 { 514 tio->c_cc[VWERSE] = CWERASE;
524 chown (ttydev, getuid (), ttygid); /* fail silently */
525 chmod (ttydev, ttymode);
526# ifdef HAVE_REVOKE
527 revoke (ttydev);
528# endif 515# endif
529 516# ifdef VLNEXT
530 } 517 tio->c_cc[VLNEXT] = CLNEXT;
531 }
532 else
533 { /* action == RESTORE */
534 next_tty_action = IGNORE;
535# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536 chmod (ttydev, ttyfd_stat.st_mode);
537 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538# else
539 chmod (ttydev,
540 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541 chown (ttydev, 0, 0);
542# endif 518# endif
543 519# ifdef VSTATUS
544 } 520 tio->c_cc[VSTATUS] = CSTATUS;
545
546 privileges (IGNORE);
547
548# ifndef RESET_TTY_TO_COMMON_DEFAULTS
549 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550 action == RESTORE ? "Restoring" : (action ==
551 SAVE ? "Saving" :
552 "UNKNOWN ERROR for"), ttydev,
553 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554 ttyfd_stat.st_gid));
555# endif 521# endif
556} 522
523# if VMIN != VEOF
524 tio->c_cc[VMIN] = 1;
557#endif 525# endif
526# if VTIME != VEOL
527 tio->c_cc[VTIME] = 0;
528# endif
529
530 /* input modes */
531 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
532# ifdef IMAXBEL
533 | IMAXBEL
534# endif
535 | IXON);
536
537 /* output modes */
538 tio->c_oflag = (OPOST | ONLCR);
539
540 /* control modes */
541 tio->c_cflag = (CS8 | CREAD);
542
543 /* local modes */
544 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
545# if defined (ECHOCTL) && defined (ECHOKE)
546 | ECHOCTL | ECHOKE
547# endif
548 | ECHOE | ECHOK);
549}
550
551char **rxvt_environ; // startup environment
552
553void
554rxvt_init ()
555{
556 assert (("fontMask must not overlap other RS masks",
557 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
558
559 rxvt_get_ttymode (&rxvt_term::def_tio);
560
561 // get rid of stdin/stdout as we don't need them, to free resources
562 dup2 (STDERR_FILENO, STDIN_FILENO);
563 dup2 (STDERR_FILENO, STDOUT_FILENO);
564
565 if (!ev_default_loop ())
566 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
567
568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
574 sig_handlers.sw_int.start (SIGINT); ev_unref ();
575
576 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
577 // TODO: handle this with exceptions and tolerate the memory loss
578 XSetIOErrorHandler (rxvt_xioerror_handler);
579
580 XrmInitialize ();
581}
558 582
559/*----------------------------------------------------------------------*/ 583/*----------------------------------------------------------------------*/
560/* 584/*
561 * window size/position calculcations for XSizeHint and other storage. 585 * window size/position calculations for XSizeHint and other storage.
562 * if width/height are non-zero then override calculated width/height 586 * if width/height are non-zero then override calculated width/height
563 */ 587 */
564void 588void
565rxvt_term::window_calc (unsigned int width, unsigned int height) 589rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566{ 590{
567 short recalc_x, recalc_y; 591 short recalc_x, recalc_y;
568 int x, y, sb_w, mb_h, flags; 592 int x, y, flags;
569 unsigned int w, h; 593 unsigned int w, h;
570 unsigned int max_width, max_height; 594 unsigned int max_width, max_height;
571 595
572 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573 TermWin.ncol, TermWin.nrow, szHint.width,
574 szHint.height));
575 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 596 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576 szHint.win_gravity = NorthWestGravity; 597 szHint.win_gravity = NorthWestGravity;
577 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 598 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578 599
579 recalc_x = recalc_y = 0; 600 recalc_x = recalc_y = 0;
580 flags = 0; 601 flags = 0;
602
581 if (!parsed_geometry) 603 if (!parsed_geometry)
582 { 604 {
583 parsed_geometry = 1; 605 parsed_geometry = 1;
606
584 if (rs[Rs_geometry]) 607 if (rs[Rs_geometry])
585 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 608 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
609
586 if (flags & WidthValue) 610 if (flags & WidthValue)
587 { 611 {
588 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 612 if (!w)
613 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
614
615 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
589 szHint.flags |= USSize; 616 szHint.flags |= USSize;
590 } 617 }
618
591 if (flags & HeightValue) 619 if (flags & HeightValue)
592 { 620 {
593 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 621 if (!h)
622 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
623
624 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
594 szHint.flags |= USSize; 625 szHint.flags |= USSize;
595 } 626 }
627
596 if (flags & XValue) 628 if (flags & XValue)
597 { 629 {
598 szHint.x = x; 630 szHint.x = x;
599 szHint.flags |= USPosition; 631 szHint.flags |= USPosition;
632
600 if (flags & XNegative) 633 if (flags & XNegative)
601 { 634 {
602 recalc_x = 1; 635 recalc_x = 1;
603 szHint.win_gravity = NorthEastGravity; 636 szHint.win_gravity = NorthEastGravity;
604 } 637 }
605 } 638 }
639
606 if (flags & YValue) 640 if (flags & YValue)
607 { 641 {
608 szHint.y = y; 642 szHint.y = y;
609 szHint.flags |= USPosition; 643 szHint.flags |= USPosition;
644
610 if (flags & YNegative) 645 if (flags & YNegative)
611 { 646 {
612 recalc_y = 1; 647 recalc_y = 1;
648
613 if (szHint.win_gravity == NorthEastGravity) 649 if (szHint.win_gravity == NorthEastGravity)
614 szHint.win_gravity = SouthEastGravity; 650 szHint.win_gravity = SouthEastGravity;
615 else 651 else
616 szHint.win_gravity = SouthWestGravity; 652 szHint.win_gravity = SouthWestGravity;
617 } 653 }
618 } 654 }
619 } 655 }
656
620 /* TODO: BOUNDS */ 657 /* TODO: BOUNDS */
621 TermWin.width = TermWin.ncol * TermWin.fwidth; 658 width = ncol * fwidth;
622 TermWin.height = TermWin.nrow * TermWin.fheight; 659 height = nrow * fheight;
623 max_width = MAX_COLS * TermWin.fwidth; 660 max_width = MAX_COLS * fwidth;
624 max_height = MAX_ROWS * TermWin.fheight; 661 max_height = MAX_ROWS * fheight;
625 662
626 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 663 szHint.base_width = szHint.base_height = 2 * int_bwidth;
627 664
628 sb_w = mb_h = 0;
629 window_vt_x = window_vt_y = 0; 665 window_vt_x = window_vt_y = int_bwidth;
630 if (scrollbar_visible ()) 666
667 if (scrollBar.state)
631 { 668 {
632 sb_w = scrollbar_TotalWidth (); 669 int sb_w = scrollBar.total_width ();
633 szHint.base_width += sb_w; 670 szHint.base_width += sb_w;
671
634 if (! (Options & Opt_scrollBar_right)) 672 if (!option (Opt_scrollBar_right))
635 window_vt_x = sb_w; 673 window_vt_x += sb_w;
636 }
637 if (menubar_visible ())
638 { 674 }
639 mb_h = menuBar_TotalHeight (); 675
640 szHint.base_height += mb_h;
641 window_vt_y = mb_h;
642 }
643 szHint.width_inc = TermWin.fwidth; 676 szHint.width_inc = fwidth;
644 szHint.height_inc = TermWin.fheight; 677 szHint.height_inc = fheight;
645 szHint.min_width = szHint.base_width + szHint.width_inc; 678 szHint.min_width = szHint.base_width + szHint.width_inc;
646 szHint.min_height = szHint.base_height + szHint.height_inc; 679 szHint.min_height = szHint.base_height + szHint.height_inc;
647 680
648 if (width && width - szHint.base_width < max_width) 681 if (newwidth && newwidth - szHint.base_width < max_width)
649 { 682 {
650 szHint.width = width; 683 szHint.width = newwidth;
651 TermWin.width = width - szHint.base_width; 684 width = newwidth - szHint.base_width;
652 } 685 }
653 else 686 else
654 { 687 {
655 MIN_IT (TermWin.width, max_width); 688 min_it (width, max_width);
656 szHint.width = szHint.base_width + TermWin.width; 689 szHint.width = szHint.base_width + width;
657 } 690 }
691
658 if (height && height - szHint.base_height < max_height) 692 if (newheight && newheight - szHint.base_height < max_height)
659 { 693 {
660 szHint.height = height; 694 szHint.height = newheight;
661 TermWin.height = height - szHint.base_height; 695 height = newheight - szHint.base_height;
662 } 696 }
663 else 697 else
664 { 698 {
665 MIN_IT (TermWin.height, max_height); 699 min_it (height, max_height);
666 szHint.height = szHint.base_height + TermWin.height; 700 szHint.height = szHint.base_height + height;
667 } 701 }
668 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
669 window_sb_x = szHint.width - sb_w;
670 702
671 if (recalc_x) 703 if (recalc_x)
672 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 704 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
673 - szHint.width - 2 * TermWin.ext_bwidth); 705
674 if (recalc_y) 706 if (recalc_y)
675 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 707 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
676 - szHint.height - 2 * TermWin.ext_bwidth);
677 708
678 TermWin.ncol = TermWin.width / TermWin.fwidth; 709 ncol = width / fwidth;
679 TermWin.nrow = TermWin.height / TermWin.fheight; 710 nrow = height / fheight;
680 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681 TermWin.ncol, TermWin.nrow, szHint.width,
682 szHint.height));
683 return;
684} 711}
685 712
686/*----------------------------------------------------------------------*/ 713/*----------------------------------------------------------------------*/
687/* 714/*
688 * Tell the teletype handler what size the window is. 715 * Tell the teletype handler what size the window is.
689 * Called after a window size change. 716 * Called after a window size change.
690 */ 717 */
691void 718void
692rxvt_term::tt_winch () 719rxvt_term::tt_winch ()
693{ 720{
721 if (pty->pty < 0)
722 return;
723
694 struct winsize ws; 724 struct winsize ws;
695 725
696 if (cmd_fd < 0)
697 return;
698
699 ws.ws_col = TermWin.ncol; 726 ws.ws_col = ncol;
700 ws.ws_row = TermWin.nrow; 727 ws.ws_row = nrow;
701 ws.ws_xpixel = ws.ws_ypixel = 0; 728 ws.ws_xpixel = width;
702#ifndef DEBUG_SIZE 729 ws.ws_ypixel = height;
703 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 730 ioctl (pty->pty, TIOCSWINSZ, &ws);
731
732#if 0
733 // TIOCSWINSZ is supposed to do this automatically and correctly
734 if (cmd_pid) /* force through to the command */
735 kill (-cmd_pid, SIGWINCH);
736#endif
737}
738
739/*----------------------------------------------------------------------*/
740/* load and set the various fonts */
741bool
742rxvt_term::set_fonts ()
743{
744 rxvt_fontset *fs = new rxvt_fontset (this);
745 rxvt_fontprop prop;
746
747 if (!fs
748 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
749 || !fs->realize_font (1))
750 {
751 delete fs;
752 return false;
753 }
754
755#if ENABLE_STYLES
756 for (int i = RS_styleCount; --i; )
757 if (fontset[i] != fontset[0])
758 delete fontset[i];
759#endif
760
761 delete fontset[0];
762 fontset[0] = fs;
763
764 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
765 prop.height += lineSpace;
766 prop.width += letterSpace;
767
768 fs->set_prop (prop, false);
769
770 fwidth = prop.width;
771 fheight = prop.height;
772 fbase = prop.ascent;
773
774 for (int style = 1; style < 4; style++)
775 {
776#if ENABLE_STYLES
777 const char *res = rs[Rs_font + style];
778
779 if (res && !*res)
780 fontset[style] = fontset[0];
781 else
782 {
783 fontset[style] = fs = new rxvt_fontset (this);
784 rxvt_fontprop prop2 = prop;
785
786 if (res)
787 {
788 fs->populate (res);
789 fs->set_prop (prop2, false);
790 }
791 else
792 {
793 fs->populate (fontset[0]->fontdesc);
794
795 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
796 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
797
798 fs->set_prop (prop2, true);
799 }
800
801 }
704#else 802#else
705 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 803 fontset[style] = fontset[0];
706 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
707# ifdef SIGWINCH
708 else if (cmd_pid) /* force through to the command */
709 kill (cmd_pid, SIGWINCH);
710# endif 804#endif
711#endif 805 }
712}
713 806
714/*----------------------------------------------------------------------*/ 807 if (parent)
715/* rxvt_change_font () - Switch to a new font */ 808 {
716/* 809 resize_all_windows (0, 0, 0);
717 * init = 1 - initialize 810 scr_remap_chars ();
718 * 811 scr_touch (true);
719 * fontname == FONT_UP - switch to bigger font 812 }
720 * fontname == FONT_DN - switch to smaller font
721 */
722void
723rxvt_term::change_font (int init, const char *fontname)
724{}
725 813
814 return true;
815}
816
726void 817void
727rxvt_term::font_up_down (int n, int direction) 818rxvt_term::set_string_property (Atom prop, const char *str, int len)
728{} 819{
820 XChangeProperty (dpy, parent,
821 prop, XA_STRING, 8, PropModeReplace,
822 (const unsigned char *)str, len >= 0 ? len : strlen (str));
823}
824
825void
826rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
827{
828 XTextProperty ct;
829
830 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
831 {
832 XSetTextProperty (dpy, parent, &ct, prop);
833 XFree (ct.value);
834 }
835}
836
837void
838rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
839{
840 wchar_t *ws = rxvt_mbstowcs (str, len);
841 char *s = rxvt_wcstoutf8 (ws);
842
843 XChangeProperty (dpy, parent,
844 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
845 (const unsigned char *)s, strlen (s));
846
847 free (s);
848 free (ws);
849}
729 850
730/*----------------------------------------------------------------------*/ 851/*----------------------------------------------------------------------*/
731/*----------------------------------------------------------------------*/ 852/*----------------------------------------------------------------------*/
732/* xterm sequences - title, iconName, color (exptl) */ 853/* xterm sequences - title, iconName, color (exptl) */
733void 854void
734rxvt_term::set_title (const char *str) 855rxvt_term::set_title (const char *str)
735{ 856{
736#ifndef SMART_WINDOW_TITLE 857 set_mbstring_property (XA_WM_NAME, str);
737 XStoreName (display->display, TermWin.parent[0], str); 858#if ENABLE_EWMH
738#else 859 set_utf8_property (xa[XA_NET_WM_NAME], str);
739 char *name;
740
741 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742 name = NULL;
743 if (name == NULL || STRCMP (name, str))
744 XStoreName (display->display, TermWin.parent[0], str);
745 if (name)
746 XFree (name);
747#endif 860#endif
748} 861}
749 862
750void 863void
751rxvt_term::set_iconName (const char *str) 864rxvt_term::set_icon_name (const char *str)
752{ 865{
753#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_ICON_NAME, str);
754 XSetIconName (display->display, TermWin.parent[0], str); 867#if ENABLE_EWMH
755#else 868 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756 char *name;
757
758 if (XGetIconName (display->display, TermWin.parent[0], &name))
759 name = NULL;
760 if (name == NULL || STRCMP (name, str))
761 XSetIconName (display->display, TermWin.parent[0], str);
762 if (name)
763 XFree (name);
764#endif 869#endif
765} 870}
766 871
872void
873rxvt_term::set_window_color (int idx, const char *color)
874{
767#ifdef XTERM_COLOR_CHANGE 875#ifdef XTERM_COLOR_CHANGE
768void
769rxvt_term::set_window_color (int idx, const char *color)
770{
771 rxvt_color xcol; 876 rxvt_color xcol;
772 int i;
773 877
774 if (color == NULL || *color == '\0') 878 if (color == NULL || *color == '\0')
775 return; 879 return;
776 880
881 color = strdup (color);
882 allocated.push_back ((void *)color);
883 rs[Rs_color + idx] = color;
884
777 /* handle color aliases */ 885 /* handle color aliases */
778 if (isdigit (*color)) 886 if (isdigit (*color))
779 { 887 {
780 i = atoi (color); 888 int i = atoi (color);
889
781 if (i >= 8 && i <= 15) 890 if (i >= 8 && i <= 15)
891 {
782 { /* bright colors */ 892 /* bright colors */
783 i -= 8;
784# ifndef NO_BRIGHTCOLOR
785 PixColors[idx] = PixColors[minBrightCOLOR + i]; 893 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
786 SET_PIXCOLOR (idx);
787 goto Done; 894 goto done;
788# endif
789
790 } 895 }
896
791 if (i >= 0 && i <= 7) 897 if (i >= 0 && i <= 7)
898 {
792 { /* normal colors */ 899 /* normal colors */
793 PixColors[idx] = PixColors[minCOLOR + i]; 900 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794 SET_PIXCOLOR (idx);
795 goto Done; 901 goto done;
796 } 902 }
797 } 903 }
798 if (!rXParseAllocColor (& xcol, color)) 904
799 return; 905 set_color (xcol, color);
800 /* XStoreColor (display->display, XCMAP, XColor*); */
801 906
802 /* 907 /*
803 * FIXME: should free colors here, but no idea how to do it so instead, 908 * FIXME: should free colors here, but no idea how to do it so instead,
804 * so just keep gobbling up the colormap 909 * so just keep gobbling up the colormap
805 */ 910 */
806# if 0
807 for (i = Color_Black; i <= Color_White; i++)
808 if (PixColors[idx] == PixColors[i])
809 break;
810 if (i > Color_White)
811 {
812 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814 DisplayPlanes (display->display, display->screen));
815 }
816# endif
817 911
818 PixColors[idx] = xcol; 912 pix_colors_focused[idx] = xcol;
819 SET_PIXCOLOR (idx);
820 913
821 /* XSetWindowAttributes attr; */
822 /* Cursor cursor; */
823Done: 914done:
824 if (idx == Color_bg && ! (Options & Opt_transparent))
825 XSetWindowBackground (display->display, TermWin.vt,
826 PixColors[Color_bg]);
827
828 /* handle Color_BD, scrollbar background, etc. */ 915 /*TODO: handle Color_BD, scrollbar background, etc. */
829 916
830 set_colorfgbg (); 917 update_fade_color (idx);
831 recolour_cursor (); 918 recolour_cursor ();
832 /* the only reasonable way to enforce a clean update */ 919 scr_recolour ();
833 scr_poweron (); 920#endif /* XTERM_COLOR_CHANGE */
834} 921}
835
836#else
837# define set_window_color (idx,color) ((void)0)
838#endif /* XTERM_COLOR_CHANGE */
839 922
840void 923void
841rxvt_term::recolour_cursor () 924rxvt_term::recolour_cursor ()
842{ 925{
843#if TODO 926 XColor fg, bg;
844 rxvt_color xcol[2];
845 927
846 xcol[0] = PixColors[Color_pointer]; 928 (ISSET_PIXCOLOR (Color_pointer_fg)
847 xcol[1] = PixColors[Color_bg]; 929 ? pix_colors_focused[Color_pointer_fg]
848 XQueryColors (display->display, XCMAP, xcol, 2); 930 : pix_colors_focused[Color_fg]).get (fg);
849 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 931
850#endif 932 (ISSET_PIXCOLOR (Color_pointer_bg)
933 ? pix_colors_focused[Color_pointer_bg]
934 : pix_colors_focused[Color_bg]).get (bg);
935
936 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
851} 937}
852 938
853/*----------------------------------------------------------------------*/ 939/*----------------------------------------------------------------------*/
854/* 940/*
855 * find if fg/bg matches any of the normal (low-intensity) colors 941 * find if fg/bg matches any of the normal (low-intensity) colors
856 */ 942 */
857void 943void
858rxvt_term::set_colorfgbg () 944rxvt_term::set_colorfgbg ()
859{ 945{
860 unsigned int i; 946 unsigned int i;
861 const char *xpmb = "\0"; 947 const char *xpmb = "";
862 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 948 char fstr[] = "default";
949 char bstr[] = "default";
863 950
864 env_colorfgbg =
865 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866 STRCPY (fstr, "default");
867 STRCPY (bstr, "default");
868 for (i = Color_Black; i <= Color_White; i++) 951 for (i = Color_Black; i <= Color_White; i++)
869 if (PixColors[Color_fg] == PixColors[i]) 952 if (pix_colors[Color_fg] == pix_colors[i])
870 { 953 {
871 sprintf (fstr, "%d", (i - Color_Black)); 954 sprintf (fstr, "%d", i - Color_Black);
872 break; 955 break;
873 } 956 }
957
874 for (i = Color_Black; i <= Color_White; i++) 958 for (i = Color_Black; i <= Color_White; i++)
875 if (PixColors[Color_bg] == PixColors[i]) 959 if (pix_colors[Color_bg] == pix_colors[i])
876 { 960 {
877 sprintf (bstr, "%d", (i - Color_Black)); 961 sprintf (bstr, "%d", i - Color_Black);
878#ifdef XPM_BACKGROUND 962#ifdef BG_IMAGE_FROM_FILE
879 xpmb = "default;"; 963 xpmb = "default;";
880#endif 964#endif
881 break; 965 break;
882 } 966 }
883 967
884 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 968 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885
886#ifndef NO_BRIGHTCOLOR
887 colorfgbg = DEFAULT_RSTYLE;
888 for (i = minCOLOR; i <= maxCOLOR; i++)
889 {
890 if (PixColors[Color_fg] == PixColors[i])
891 colorfgbg = SET_FGCOLOR (colorfgbg, i);
892 if (PixColors[Color_bg] == PixColors[i])
893 colorfgbg = SET_BGCOLOR (colorfgbg, i);
894 }
895#endif
896} 969}
897 970
898/*----------------------------------------------------------------------*/ 971/*----------------------------------------------------------------------*/
899/*
900 * Colour determination for low colour displays, routine from
901 * Hans de Goede <hans@highrise.nl>
902 */
903 972
904int 973bool
905rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 974rxvt_term::set_color (rxvt_color &color, const char *name)
906{ 975{
907 if (!screen_in_out->set (display, colour)) 976 if (color.set (this, name))
908 {
909 rxvt_print_error ("can't allocate colour: %s", colour);
910 return false;
911 }
912
913 return true; 977 return true;
978
979 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
980 return false;
981}
982
983void
984rxvt_term::alias_color (int dst, int src)
985{
986 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
914} 987}
915 988
916/* -------------------------------------------------------------------- * 989/* -------------------------------------------------------------------- *
917 * - WINDOW RESIZING - * 990 * - WINDOW RESIZING - *
918 * -------------------------------------------------------------------- */ 991 * -------------------------------------------------------------------- */
919void 992void
920rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 993rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921{ 994{
922 int fix_screen; 995 int fix_screen;
996 int old_width = szHint.width;
997 int old_height = szHint.height;
923 998
924#ifdef SMART_RESIZE
925 int old_width = szHint.width, old_height = szHint.height;
926#endif
927
928 window_calc (width, height); 999 window_calc (newwidth, newheight);
1000
1001 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1002
1003 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1004 if (set_hint)
1005 {
1006 szHint.flags &= ~(PBaseSize | PResizeInc);
929 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1007 XSetWMNormalHints (dpy, parent, &szHint);
1008 szHint.flags |= PBaseSize | PResizeInc;
1009 }
1010
930 if (!ignoreparent) 1011 if (!ignoreparent)
931 { 1012 {
932#ifdef SMART_RESIZE 1013#ifdef SMART_RESIZE
933 /* 1014 /*
934 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1015 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
937 int x, y, x1, y1; 1018 int x, y, x1, y1;
938 int dx, dy; 1019 int dx, dy;
939 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1020 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940 Window unused_cr; 1021 Window unused_cr;
941 1022
942 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1023 XTranslateCoordinates (dpy, parent, display->root,
943 0, 0, &x, &y, &unused_cr); 1024 0, 0, &x, &y, &unused_cr);
944 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1025 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
945 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1026 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
946 /* 1027 /*
947 * if display->root isn't the parent window, a WM will probably have offset 1028 * if display->root isn't the parent window, a WM will probably have offset
948 * our position for handles and decorations. Counter it 1029 * our position for handles and decorations. Counter it
949 */ 1030 */
… …
951 { 1032 {
952 x -= x1; 1033 x -= x1;
953 y -= y1; 1034 y -= y1;
954 } 1035 }
955 1036
956 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1037 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
957 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1038 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
958 dx = old_width - szHint.width; 1039 dx = old_width - szHint.width;
959 dy = old_height - szHint.height; 1040 dy = old_height - szHint.height;
960 1041
961 /* Check position of the center of the window */ 1042 /* Check position of the center of the window */
962 if (x < x1) /* left half */ 1043 if (x < x1) /* left half */
963 dx = 0; 1044 dx = 0;
… …
966 if (y < y1) /* top half */ 1047 if (y < y1) /* top half */
967 dy = 0; 1048 dy = 0;
968 else if (y == y1) /* exact center */ 1049 else if (y == y1) /* exact center */
969 dy /= 2; 1050 dy /= 2;
970 1051
971 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1052 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
972 szHint.width, szHint.height); 1053 szHint.width, szHint.height);
973#else 1054#else
974 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1055 XResizeWindow (dpy, parent, szHint.width, szHint.height);
975 szHint.height);
976#endif 1056#endif
977
978 } 1057 }
979 1058
980 fix_screen = (TermWin.ncol != prev_ncol 1059 if (set_hint)
981 || TermWin.nrow != prev_nrow); 1060 XSetWMNormalHints (dpy, parent, &szHint);
982 1061
1062 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1063
983 if (fix_screen || width != old_width || height != old_height) 1064 if (fix_screen || newwidth != old_width || newheight != old_height)
984 { 1065 {
985 if (scrollbar_visible ()) 1066 if (scrollBar.state)
986 { 1067 scrollBar.resize ();
987 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
988 0, scrollbar_TotalWidth (), szHint.height);
989 resize_scrollbar ();
990 }
991 1068
992 if (menubar_visible ()) 1069 XMoveResizeWindow (dpy, vt,
993 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1070 window_vt_x, window_vt_y,
994 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
995
996 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997 window_vt_y, TermWin_TotalWidth (),
998 TermWin_TotalHeight ()); 1071 width, height);
999#ifdef RXVT_GRAPHICS
1000 if (old_height)
1001 Gr_Resize (old_width - szHint.base_width,
1002 old_height - szHint.base_height);
1003#endif
1004 scr_clear ();
1005#ifdef XPM_BACKGROUND
1006 resize_pixmap ();
1007#endif
1008 1072
1073#ifdef HAVE_BG_PIXMAP
1074 if (bg_window_size_sensitive ())
1075 update_background ();
1076#endif
1009 } 1077 }
1010 1078
1011 if (fix_screen || old_height == 0) 1079 if (fix_screen || old_height == 0)
1012 {
1013 int curr_screen = -1;
1014 int old_ncol = prev_ncol;
1015
1016 /* scr_reset only works on the primary screen */
1017 if (old_height) /* this is not the first time through */
1018 {
1019 unsigned int ncol = TermWin.ncol;
1020 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021 curr_screen = scr_change_screen (PRIMARY);
1022 TermWin.ncol = ncol;
1023 }
1024
1025 scr_reset (); 1080 scr_reset ();
1026
1027 if (curr_screen >= 0) /* this is not the first time through */
1028 {
1029 scr_change_screen (curr_screen);
1030 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1031 }
1032 }
1033
1034 old_width = szHint.width;
1035 old_height = szHint.height;
1036 1081
1037#ifdef USE_XIM 1082#ifdef USE_XIM
1038 IMSetStatusPosition (); 1083 IMSetPosition ();
1039#endif 1084#endif
1040} 1085}
1041 1086
1042/* 1087/*
1043 * Set the width/height of the vt window in characters. Units are pixels. 1088 * Set the width/height of the vt window in characters. Units are pixels.
1044 * good for toggling 80/132 columns 1089 * good for toggling 80/132 columns
1045 */ 1090 */
1046void 1091void
1047rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1092rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048{ 1093{
1049 XWindowAttributes wattr; 1094 XWindowAttributes wattr;
1050 1095
1051 if (width == 0 || height == 0) 1096 if (newwidth == 0 || newheight == 0)
1052 { 1097 {
1053 XGetWindowAttributes (display->display, display->root, &wattr); 1098 XGetWindowAttributes (dpy, display->root, &wattr);
1099
1054 if (width == 0) 1100 if (newwidth == 0)
1055 width = wattr.width - szHint.base_width; 1101 newwidth = wattr.width - szHint.base_width;
1056 if (height == 0) 1102 if (newheight == 0)
1057 height = wattr.height - szHint.base_height; 1103 newheight = wattr.height - szHint.base_height;
1058 }
1059 if (width != TermWin.width || height != TermWin.height)
1060 { 1104 }
1105
1106 if (newwidth != width || newheight != height)
1107 {
1061 width += szHint.base_width; 1108 newwidth += szHint.base_width;
1062 height += szHint.base_height; 1109 newheight += szHint.base_height;
1063 resize_all_windows (width, height, 0); 1110 resize_all_windows (newwidth, newheight, 0);
1064 } 1111 }
1065} 1112}
1066 1113
1067/* -------------------------------------------------------------------- * 1114/* -------------------------------------------------------------------- *
1068 * - X INPUT METHOD ROUTINES - * 1115 * - X INPUT METHOD ROUTINES - *
1069 * -------------------------------------------------------------------- */ 1116 * -------------------------------------------------------------------- */
1070#ifdef USE_XIM 1117#ifdef USE_XIM
1071 1118
1072void 1119void
1120rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1121{
1122 fg = pix_colors [Color_fg];
1123 bg = pix_colors [Color_bg];
1124}
1125
1126void
1073rxvt_term::im_set_size (XRectangle *size) 1127rxvt_term::im_set_size (XRectangle &size)
1074{ 1128{
1075 size->x = TermWin.int_bwidth; 1129 // the int_bwidth terms make no sense to me
1076 size->y = TermWin.int_bwidth; 1130 size.x = int_bwidth;
1077 size->width = Width2Pixel (TermWin.ncol); 1131 size.y = int_bwidth;
1078 size->height = Height2Pixel (TermWin.nrow); 1132 size.width = Width2Pixel (ncol) + int_bwidth;
1133 size.height = Height2Pixel (nrow) + int_bwidth;
1079} 1134}
1080 1135
1081void 1136void
1082rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1137rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1138 XRectangle &status_rect,
1139 const XRectangle &needed_rect)
1083{ 1140{
1084 *fg = PixColors[Color_fg]; 1141 preedit_rect.x = needed_rect.width;
1085 *bg = PixColors[Color_bg]; 1142 preedit_rect.y = 0;
1143 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1144 preedit_rect.height = fheight;
1145
1146 status_rect.x = 0;
1147 status_rect.y = 0;
1148 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1149 status_rect.height = fheight;
1086} 1150}
1087 1151
1088/* Checking whether input method is running. */ 1152/* Checking whether input method is running. */
1089bool 1153bool
1090rxvt_term::IMisRunning () 1154rxvt_term::IMisRunning ()
1091{ 1155{
1092 char *p; 1156 Atom atom;
1093 Atom atom; 1157 Window win;
1094 Window win;
1095 char server[IMBUFSIZ]; 1158 char server[IMBUFSIZ];
1096 1159
1097 /* get current locale modifier */ 1160 /* get current locale modifier */
1098 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1161 if (char *p = XSetLocaleModifiers (0))
1099 { 1162 {
1100 STRCPY (server, "@server="); 1163 strcpy (server, "@server=");
1101 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1164 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1165
1102 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1166 if (p = strchr (server + 1, '@')) /* first one only */
1103 *p = '\0'; 1167 *p = '\0';
1104 1168
1105 atom = XInternAtom (display->display, server, False); 1169 atom = XInternAtom (dpy, server, False);
1106 win = XGetSelectionOwner (display->display, atom); 1170 win = XGetSelectionOwner (dpy, atom);
1171
1107 if (win != None) 1172 if (win != None)
1108 return True; 1173 return true;
1109 } 1174 }
1175
1110 return False; 1176 return false;
1111} 1177}
1112 1178
1113void 1179void
1114rxvt_term::IMSendSpot () 1180rxvt_term::IMSendSpot ()
1115{ 1181{
1116 XPoint spot; 1182 XPoint nspot;
1117 XVaNestedList preedit_attr; 1183 XVaNestedList preedit_attr;
1118 1184
1119 if (Input_Context == NULL 1185 if (!Input_Context
1120 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1186 || !focus
1121 || ! (event_type == KeyPress 1187 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1122 || event_type == Expose
1123 || event_type == NoExpose
1124 || event_type == SelectionNotify
1125 || event_type == ButtonRelease || event_type == FocusIn)
1126 || !IMisRunning ())
1127 return; 1188 return;
1128 1189
1129 im_set_position (&spot); 1190 im_set_position (nspot);
1191
1192 if (nspot.x == spot.x && nspot.y == spot.y)
1193 return;
1194
1195 spot = nspot;
1130 1196
1131 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1197 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1198 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133 XFree (preedit_attr); 1199 XFree (preedit_attr);
1134} 1200}
1135 1201
1136void 1202void
1137rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138 XRectangle * needed_rect)
1139{
1140 int mbh, vtx = 0;
1141
1142 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143 vtx = scrollbar_TotalWidth ();
1144
1145 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146 mbh -= TermWin.lineSpace;
1147
1148 preedit_rect->x = needed_rect->width + vtx;
1149 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152 preedit_rect->height = Height2Pixel (1);
1153
1154 status_rect->x = vtx;
1155 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158 status_rect->height = Height2Pixel (1);
1159}
1160
1161void
1162rxvt_term::im_destroy () 1203rxvt_term::im_destroy ()
1163{ 1204{
1164 if (Input_Context)
1165 {
1166 XDestroyIC (Input_Context);
1167 Input_Context = NULL;
1168 }
1169
1170 if (input_method) 1205 if (input_method)
1171 { 1206 {
1207 if (Input_Context && input_method->xim)
1208 XDestroyIC (Input_Context);
1209
1172 display->put_xim (input_method); 1210 display->put_xim (input_method);
1173 input_method = 0; 1211 input_method = 0;
1174 } 1212 }
1213
1214 Input_Context = 0;
1175} 1215}
1216
1217#ifdef ENABLE_XIM_ONTHESPOT
1218
1219static void
1220xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1221{
1222 ((rxvt_term *)client_data)->make_current ();
1223 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1224}
1225
1226static void
1227xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1228{
1229 ((rxvt_term *)client_data)->make_current ();
1230 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1231}
1232
1233static void
1234xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1235{
1236 rxvt_term *term = (rxvt_term *)client_data;
1237 XIMText *text = call_data->text;
1238
1239 term->make_current ();
1240
1241 if (text)
1242 {
1243 wchar_t *str;
1244
1245 if (!text->encoding_is_wchar && text->string.multi_byte)
1246 {
1247 // of course, X makes it ugly again
1248 if (term->rs[Rs_imLocale])
1249 SET_LOCALE (term->rs[Rs_imLocale]);
1250
1251 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1252 mbstowcs (str, text->string.multi_byte, text->length + 1);
1253
1254 if (term->rs[Rs_imLocale])
1255 SET_LOCALE (term->locale);
1256 }
1257 else
1258 str = text->string.wide_char;
1259
1260 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1261 DT_INT, call_data->caret,
1262 DT_INT, call_data->chg_first,
1263 DT_INT, call_data->chg_length,
1264 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1265 DT_WCS_LEN, str, str ? (int)text->length : 0,
1266 DT_END));
1267 }
1268 else
1269 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1270 DT_INT, call_data->caret,
1271 DT_INT, call_data->chg_first,
1272 DT_INT, call_data->chg_length,
1273 DT_END));
1274}
1275
1276#if 0
1277static void
1278xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1279{
1280 ((rxvt_term *)client_data)->make_current ();
1281 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1282 DT_INT, call_data->position,
1283 DT_INT, call_data->direction,
1284 DT_INT, call_data->style,
1285 DT_END));
1286}
1287#endif
1288
1289#endif
1176 1290
1177/* 1291/*
1178 * Try to open a XIM with the current modifiers, then see if we can 1292 * Try to open a XIM with the current modifiers, then see if we can
1179 * open a suitable preedit type 1293 * open a suitable preedit type
1180 */ 1294 */
1181bool 1295bool
1182rxvt_term::IM_get_IC (const char *modifiers) 1296rxvt_term::IM_get_IC (const char *modifiers)
1183{ 1297{
1184 int i, j, found; 1298 int i, j, found;
1185 XIM xim; 1299 XIM xim;
1186 XPoint spot; 1300 XPoint spot;
1187 XRectangle rect, status_rect, needed_rect; 1301 XRectangle rect, status_rect, needed_rect;
1188 unsigned long fg, bg; 1302 unsigned long fg, bg;
1189 const char *p; 1303 const char *p;
1190 char **s; 1304 char **s;
1191 XIMStyles *xim_styles; 1305 XIMStyles *xim_styles;
1192 XVaNestedList preedit_attr, status_attr; 1306#ifdef ENABLE_XIM_ONTHESPOT
1307 XIMCallback xcb[4];
1308#endif
1309
1310 set_environ (envv);
1193 1311
1194 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1312 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195 return false; 1313 return false;
1196 1314
1197 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198 input_method = display->get_xim (locale, modifiers); 1315 input_method = display->get_xim (locale, modifiers);
1199 if (input_method == NULL) 1316 if (input_method == NULL)
1200 return false; 1317 return false;
1201 1318
1202 xim = input_method->xim; 1319 xim = input_method->xim;
1320 spot.x = spot.y = -1;
1203 1321
1204 xim_styles = NULL; 1322 xim_styles = NULL;
1205 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1323 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206 || !xim_styles || !xim_styles->count_styles) 1324 || !xim_styles || !xim_styles->count_styles)
1207 { 1325 {
1208 display->put_xim (input_method); 1326 im_destroy ();
1209 return false; 1327 return false;
1210 } 1328 }
1211 1329
1212 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1330 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1213 s = rxvt_splitcommastring (p); 1331
1332 for (int pi = 0; pi < 2; pi++)
1333 {
1334 p = pet[pi];
1335
1336 if (!p)
1337 continue;
1338
1339 s = rxvt_strsplit (',', p);
1340
1214 for (i = found = 0; !found && s[i]; i++) 1341 for (i = found = 0; !found && s[i]; i++)
1215 { 1342 {
1216 if (!STRCMP (s[i], "OverTheSpot")) 1343 if (!strcmp (s[i], "OverTheSpot"))
1217 input_style = (XIMPreeditPosition | XIMStatusNothing); 1344 input_style = XIMPreeditPosition | XIMStatusNothing;
1218 else if (!STRCMP (s[i], "OffTheSpot")) 1345 else if (!strcmp (s[i], "OffTheSpot"))
1219 input_style = (XIMPreeditArea | XIMStatusArea); 1346 input_style = XIMPreeditArea | XIMStatusArea;
1220 else if (!STRCMP (s[i], "Root")) 1347 else if (!strcmp (s[i], "Root"))
1221 input_style = (XIMPreeditNothing | XIMStatusNothing); 1348 input_style = XIMPreeditNothing | XIMStatusNothing;
1349 else if (!strcmp (s[i], "None"))
1350 input_style = XIMPreeditNone | XIMStatusNone;
1351#ifdef ENABLE_XIM_ONTHESPOT
1352 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1353 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1354#endif
1355 else
1356 input_style = XIMPreeditNothing | XIMStatusNothing;
1222 1357
1223 for (j = 0; j < xim_styles->count_styles; j++) 1358 for (j = 0; j < xim_styles->count_styles; j++)
1224 if (input_style == xim_styles->supported_styles[j]) 1359 if (input_style == xim_styles->supported_styles[j])
1225 { 1360 {
1361 rxvt_free_strsplit (s);
1362
1226 found = 1; 1363 found = 1;
1227 break; 1364 goto foundpet;
1365 }
1366
1228 } 1367 }
1229 }
1230 1368
1231 for (i = 0; s[i]; i++) 1369 rxvt_free_strsplit (s);
1232 free (s[i]); 1370 }
1233 1371
1234 free (s); 1372foundpet:
1373
1235 XFree (xim_styles); 1374 XFree (xim_styles);
1236 1375
1237 if (!found) 1376 if (!found)
1238 { 1377 {
1239 display->put_xim (input_method); 1378 im_destroy ();
1240 return false; 1379 return false;
1241 } 1380 }
1242 1381
1243 preedit_attr = status_attr = NULL; 1382 XFontSet fs = 0;
1383 XVaNestedList preedit_attr = 0, status_attr = 0;
1384
1385 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1386 {
1387 // fake us a font-set, please
1388 char **missing_charset_list;
1389 int missing_charset_count;
1390 char *def_string;
1391 char pat[512];
1392
1393 sprintf (pat,
1394 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1395 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1396 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1397 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "*",
1400 fheight,
1401 fheight + 1, fheight - 1,
1402 fheight - 2, fheight + 2);
1403
1404 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1405 &missing_charset_list, &missing_charset_count, &def_string);
1406
1407 if (missing_charset_list)
1408 XFreeStringList (missing_charset_list);
1409
1410 if (!fs)
1411 {
1412 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1413 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1414 }
1415 }
1244 1416
1245 if (input_style & XIMPreeditPosition) 1417 if (input_style & XIMPreeditPosition)
1246 { 1418 {
1247 im_set_size (&rect); 1419 im_set_size (rect);
1248 im_set_position (&spot); 1420 im_set_position (spot);
1249 im_set_color (&fg, &bg); 1421 im_set_color (fg, bg);
1250 1422
1251 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1423 preedit_attr = XVaCreateNestedList (0,
1424 XNForeground, fg,
1425 XNBackground, bg,
1426 XNArea, &rect,
1252 XNSpotLocation, &spot, 1427 XNSpotLocation, &spot,
1253 XNForeground, fg, XNBackground, bg,
1254 //XNFontSet, TermWin.fontset, 1428 XNFontSet, fs,
1255 NULL); 1429 NULL);
1256 } 1430 }
1257 else if (input_style & XIMPreeditArea) 1431 else if (input_style & XIMPreeditArea)
1258 { 1432 {
1259 im_set_color (&fg, &bg); 1433 im_set_color (fg, bg);
1260 1434
1261 /* 1435 /*
1262 * The necessary width of preedit area is unknown 1436 * The necessary width of preedit area is unknown
1263 * until create input context. 1437 * until create input context.
1264 */ 1438 */
1265 needed_rect.width = 0; 1439 needed_rect.width = 0;
1266
1267 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1440 im_set_preedit_area (rect, status_rect, needed_rect);
1268 1441
1269 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1442 preedit_attr = XVaCreateNestedList (0,
1443 XNForeground, fg,
1270 XNForeground, fg, XNBackground, bg, 1444 XNBackground, bg,
1445 XNArea, &rect,
1446 XNFontSet, fs,
1447 NULL);
1448 status_attr = XVaCreateNestedList (0,
1449 XNForeground, fg,
1450 XNBackground, bg,
1451 XNArea, &status_rect,
1271 //XNFontSet, TermWin.fontset, 1452 XNFontSet, fs,
1272 NULL); 1453 NULL);
1273 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1454 }
1274 XNForeground, fg, XNBackground, bg, 1455#if ENABLE_XIM_ONTHESPOT
1275 //XNFontSet, TermWin.fontset, 1456 else if (input_style & XIMPreeditCallbacks)
1457 {
1458 im_set_position (spot);
1459
1460 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1461 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1462 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1463# if 0
1464 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1465# endif
1466
1467 preedit_attr = XVaCreateNestedList (0,
1468 XNSpotLocation, &spot,
1469 XNPreeditStartCallback, &xcb[0],
1470 XNPreeditDoneCallback , &xcb[1],
1471 XNPreeditDrawCallback , &xcb[2],
1472# if 0
1473 XNPreeditCaretCallback, &xcb[3],
1474# endif
1276 NULL); 1475 NULL);
1277 } 1476 }
1477#endif
1278 1478
1279 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1479 Input_Context = XCreateIC (xim,
1480 XNInputStyle, input_style,
1280 XNClientWindow, TermWin.parent[0], 1481 XNClientWindow, vt,
1281 XNFocusWindow, TermWin.parent[0], 1482 XNFocusWindow, parent,
1282 preedit_attr ? XNPreeditAttributes : NULL, 1483 preedit_attr ? XNPreeditAttributes : NULL,
1283 preedit_attr, 1484 preedit_attr,
1284 status_attr ? XNStatusAttributes : NULL, 1485 status_attr ? XNStatusAttributes : NULL,
1285 status_attr, NULL); 1486 status_attr, NULL);
1487
1286 if (preedit_attr) XFree (preedit_attr); 1488 if (preedit_attr) XFree (preedit_attr);
1287 if (status_attr) XFree (status_attr); 1489 if (status_attr) XFree (status_attr);
1490 if (fs) XFreeFontSet (dpy, fs);
1288 1491
1289 if (Input_Context == NULL) 1492 if (Input_Context == NULL)
1290 { 1493 {
1291 rxvt_print_error ("failed to create input context"); 1494 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292 display->put_xim (input_method); 1495 im_destroy ();
1293 return false; 1496 return false;
1294 } 1497 }
1295 1498
1296 if (input_style & XIMPreeditArea) 1499#if 0
1500 // unfortunately, only the focus window is used by XIM, hard to fix
1501 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1502 vt_select_input ();
1503#endif
1504
1297 IMSetStatusPosition (); 1505 IMSetPosition ();
1298 1506
1299 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1300 return true; 1507 return true;
1301} 1508}
1302 1509
1303void 1510void
1304rxvt_term::im_cb () 1511rxvt_term::im_cb ()
1305{ 1512{
1306 int i, found, had_im; 1513 int i;
1307 const char *p; 1514 const char *p;
1308 char **s; 1515 char **s;
1309 char buf[IMBUFSIZ]; 1516 char buf[IMBUFSIZ];
1310 1517
1518 make_current ();
1519
1311 im_destroy (); 1520 im_destroy ();
1312 1521
1313 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314 if (Input_Context) 1522 if (Input_Context)
1315 return; 1523 return;
1316 1524
1317#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1525#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318 if (rs[Rs_imLocale]) 1526 if (rs[Rs_imLocale])
1319 rxvt_set_locale (rs[Rs_imLocale]); 1527 SET_LOCALE (rs[Rs_imLocale]);
1320#endif 1528#endif
1321 1529
1322 p = rs[Rs_inputMethod]; 1530 p = rs[Rs_inputMethod];
1323 if (p && *p) 1531 if (p && *p)
1324 { 1532 {
1325 bool found = false; 1533 bool found = false;
1326 1534
1327 s = rxvt_splitcommastring (p); 1535 s = rxvt_strsplit (',', p);
1536
1328 for (i = 0; s[i]; i++) 1537 for (i = 0; s[i]; i++)
1329 { 1538 {
1330 if (*s[i]) 1539 if (*s[i])
1331 { 1540 {
1332 STRCPY (buf, "@im="); 1541 strcpy (buf, "@im=");
1333 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1542 strncat (buf, s[i], IMBUFSIZ - 5);
1334 if (IM_get_IC (buf)) 1543 if (IM_get_IC (buf))
1335 { 1544 {
1336 found = true; 1545 found = true;
1337 break; 1546 break;
1338 } 1547 }
1339 } 1548 }
1340 } 1549 }
1341 for (i = 0; s[i]; i++) 1550
1342 free (s[i]); 1551 rxvt_free_strsplit (s);
1343 free (s);
1344 1552
1345 if (found) 1553 if (found)
1346 goto done; 1554 goto done;
1347 } 1555 }
1348 1556
… …
1355 goto done; 1563 goto done;
1356 1564
1357done: 1565done:
1358#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1566#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359 if (rs[Rs_imLocale]) 1567 if (rs[Rs_imLocale])
1360 rxvt_set_locale (locale); 1568 SET_LOCALE (locale);
1361#endif 1569#endif
1362} 1570}
1363 1571
1364void 1572void
1365rxvt_term::IMSetStatusPosition () 1573rxvt_term::IMSetPosition ()
1366{ 1574{
1367 XRectangle preedit_rect, status_rect, *needed_rect; 1575 XRectangle preedit_rect, status_rect, *needed_rect;
1368 XVaNestedList preedit_attr, status_attr; 1576 XVaNestedList preedit_attr, status_attr;
1369 1577
1370 if (Input_Context == NULL 1578 if (!Input_Context
1371 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1579 || !focus
1580 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1372 || !IMisRunning ()) 1581 || !IMisRunning ())
1373 return; 1582 return;
1374 1583
1584 if (input_style & XIMPreeditPosition)
1585 {
1586 im_set_size (preedit_rect);
1587 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1588
1589 XSetICValues (Input_Context,
1590 XNPreeditAttributes, preedit_attr, NULL);
1591 }
1592 else
1593 {
1375 /* Getting the necessary width of preedit area */ 1594 /* Getting the necessary width of preedit area */
1376 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1595 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1596 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378 XFree (status_attr); 1597 XFree (status_attr);
1379 1598
1380 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1599 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1600 XFree (needed_rect);
1381 1601
1382 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1602 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1603 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384 1604
1385 XSetICValues (Input_Context, 1605 XSetICValues (Input_Context,
1386 XNPreeditAttributes, preedit_attr, 1606 XNPreeditAttributes, preedit_attr,
1387 XNStatusAttributes, status_attr, NULL); 1607 XNStatusAttributes, status_attr,
1608 NULL);
1388 1609
1610 XFree (status_attr);
1611 }
1612
1389 XFree (preedit_attr); 1613 XFree (preedit_attr);
1390 XFree (status_attr);
1391} 1614}
1392#endif /* USE_XIM */ 1615#endif /* USE_XIM */
1393 1616
1394/*----------------------------------------------------------------------*/ 1617void
1395rxvt_t rxvt_current_term; 1618rxvt_term::get_window_origin (int &x, int &y)
1619{
1620 Window cr;
1621 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1622}
1623
1624Pixmap
1625rxvt_term::get_pixmap_property (Atom property)
1626{
1627 Pixmap pixmap = None;
1628
1629 int aformat;
1630 unsigned long nitems, bytes_after;
1631 Atom atype;
1632 unsigned char *prop;
1633 int result = XGetWindowProperty (dpy, display->root, property,
1634 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1635 &nitems, &bytes_after, &prop);
1636 if (result == Success)
1637 {
1638 if (atype == XA_PIXMAP)
1639 pixmap = *(Pixmap *)prop;
1640 XFree (prop);
1641 }
1642
1643 return pixmap;
1644}
1645
1646#ifdef HAVE_BG_PIXMAP
1647
1648void
1649rxvt_term::update_background ()
1650{
1651 if (update_background_ev.is_active ())
1652 return;
1653
1654 bg_invalidate ();
1655
1656 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1657
1658 if (to_wait <= 0.)
1659 bg_render ();
1660 else
1661 update_background_ev.start (to_wait);
1662}
1663
1664void
1665rxvt_term::update_background_cb (ev::timer &w, int revents)
1666{
1667 make_current ();
1668
1669 update_background_ev.stop ();
1670 bg_render ();
1671 refresh_check ();
1672}
1673
1674#endif /* HAVE_BG_PIXMAP */
1396 1675
1397/*----------------------- end-of-file (C source) -----------------------*/ 1676/*----------------------- end-of-file (C source) -----------------------*/

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