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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.31 by pcg, Fri Feb 13 12:11:05 2004 UTC vs.
Revision 1.305 by ayin, Sun Feb 17 11:37:21 2008 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h>
40#endif
41
42#ifdef HAVE_TERMIOS_H
43# include <termios.h>
44#endif
45
46#include <cstring> 41#include <cstring>
47 42
43#include <termios.h>
44
45#ifdef HAVE_XSETLOCALE
46# define X_LOCALE
47# include <X11/Xlocale.h>
48#else
49# ifdef HAVE_SETLOCALE
50# include <clocale>
51# endif
52#endif
53
54vector<rxvt_term *> rxvt_term::termlist;
55
56// used to tell global functions which terminal instance is "active"
57rxvt_t rxvt_current_term;
58
48static char curlocale[128]; 59static char curlocale[128], savelocale[128];
49 60
50void 61bool
51rxvt_set_locale (const char *locale) 62rxvt_set_locale (const char *locale) NOTHROW
52{ 63{
53 if (locale && STRNCMP (locale, curlocale, 128)) 64 int size = strlen (locale) + 1;
54 { 65
55 STRNCPY (curlocale, locale, 128); 66 if (size > sizeof (curlocale))
67 rxvt_fatal ("locale string too long, aborting.\n");
68
69 if (!locale || !memcmp (locale, curlocale, size))
70 return false;
71
72 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 73 setlocale (LC_CTYPE, curlocale);
57 } 74 return true;
58} 75}
59 76
60void * 77void
61rxvt_term::operator new (size_t s) 78rxvt_push_locale (const char *locale) NOTHROW
62{ 79{
63 void *p = malloc (s); 80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
82}
64 83
65 MEMSET (p, 0, s); 84void
85rxvt_pop_locale () NOTHROW
86{
87 rxvt_set_locale (savelocale);
88}
89
90#if ENABLE_COMBINING
91class rxvt_composite_vec rxvt_composite;
92
93text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
94{
95 compose_char *cc;
96
97 // break compose chains, as stupid readline really likes to duplicate
98 // composing characters for some reason near the end of a line.
99 cc = (*this)[c1];
100 while (cc)
101 {
102 if (cc->c2 == c2) return c1;
103 cc = (*this)[cc->c1];
104 }
105
106 // check to see wether this combination already exists otherwise
107 for (cc = v.end (); cc-- > v.begin (); )
108 {
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
111 }
112
113 // allocate a new combination
114 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
115 {
116 static int seen;
117
118 if (!seen++)
119 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
120
121 return REPLACEMENT_CHAR;
122 }
123
124 v.push_back (compose_char (c1, c2));
125
126 return v.size () - 1 + COMPOSE_LO;
127}
128
129int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
130{
131 compose_char *cc = (*this)[c];
132
133 if (!cc)
134 {
135 if (r) *r = c;
136 return 1;
137 }
138
139 int len = expand (cc->c1, r);
140
141 if (r) r += len;
142
143 if (cc->c2 != NOCHAR)
144 {
145 len++;
146 if (r) *r++ = cc->c2;
147 }
148
66 return p; 149 return len;
67}
68 150
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 151}
152#endif
74 153
75rxvt_term::rxvt_term () 154rxvt_term::rxvt_term ()
76 : 155{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 156#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79 vt_ev (this, &rxvt_term::x_cb),
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 158#endif
86#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
87 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);
88#endif 161#endif
89#ifdef TEXT_BLINK 162#ifdef TEXT_BLINK
90 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),
91#endif 180#endif
92#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 183#endif
95 check_ev (this, &rxvt_term::check_cb), 184#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 186#endif
98 incr_ev (this, &rxvt_term::incr_cb), 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
233 if (display)
234 {
235 selection_clear ();
236
99#ifdef USE_XIM 237#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 238 im_destroy ();
101#endif 239#endif
102{ 240#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 241 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104} 242 if (ShadowGC) XFreeGC (dpy, ShadowGC);
243#endif
244#ifdef PLAIN_SCROLLBAR
245 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
246#endif
247#ifdef NEXT_SCROLLBAR
248 if (blackGC) XFreeGC (dpy, blackGC);
249 if (whiteGC) XFreeGC (dpy, whiteGC);
250 if (grayGC) XFreeGC (dpy, grayGC);
251 if (darkGC) XFreeGC (dpy, darkGC);
252 if (stippleGC) XFreeGC (dpy, stippleGC);
253 if (dimple) XFreePixmap (dpy, dimple);
254 if (upArrow) XFreePixmap (dpy, upArrow);
255 if (downArrow) XFreePixmap (dpy, downArrow);
256 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
257 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
258#endif
259#ifdef RXVT_SCROLLBAR
260 if (topShadowGC) XFreeGC (dpy, topShadowGC);
261 if (botShadowGC) XFreeGC (dpy, botShadowGC);
262 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
263#endif
264 if (gc) XFreeGC (dpy, gc);
105 265
106rxvt_term::~rxvt_term () 266 delete drawable;
107{ 267 // destroy all windows
108 if (cmd_fd >= 0) 268 if (parent[0])
109 close (cmd_fd); 269 XDestroyWindow (dpy, parent[0]);
270
271 for (int i = 0; i < TOTAL_COLORS; i++)
272 if (ISSET_PIXCOLOR (i))
273 {
274 pix_colors_focused [i].free (this);
275#if OFF_FOCUS_FADING
276 pix_colors_unfocused [i].free (this);
277#endif
278 }
279
280 clear ();
281
282 display->flush (); /* ideally .put should do this */
283 displays.put (display);
284 }
110 285
111 scr_release (); 286 scr_release ();
112 287
288 /* clear all resources */
289 for (int i = 0; i < allocated.size (); i++)
290 free (allocated [i]);
291
292 free (selection.text);
293 // TODO: manage env vars in child only(!)
294 free (env_display);
295 free (env_term);
113 free (locale); 296 free (locale);
114 free (codeset); 297 free (v_buffer);
298 free (incr_buf);
115 299
116#ifndef NO_SETOWNER_TTYDEV 300 delete envv;
117 privileged_ttydev (RESTORE); 301 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 302
123 // TODO: free pixcolours, colours should become part of rxvt_display 303#ifdef KEYSYM_RESOURCE
304 delete keyboard;
305#endif
306#ifndef NO_RESOURCES
307 XrmDestroyDatabase (option_db);
308#endif
309}
124 310
125 delete PixColors; 311// child has exited, usually destroys
126 delete TermWin.fontset; 312void
313rxvt_term::child_cb (ev::child &w, int status)
314{
315 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
127 316
128 displays.put (display); 317 cmd_pid = 0;
318
319 if (!option (Opt_hold))
320 destroy ();
129} 321}
130 322
131void 323void
132rxvt_term::destroy () 324rxvt_term::destroy ()
133{ 325{
326 if (destroy_ev.is_active ())
327 return;
328
329 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
330
331#if ENABLE_OVERLAY
332 scr_overlay_off ();
333#endif
334
134 if (display) 335 if (display)
135 { 336 {
136 if (TermWin.parent[0]) 337#if USE_XIM
137 XDestroyWindow (display->display, TermWin.parent[0]); 338 im_ev.stop (display);
138 339#endif
340 scrollbar_ev.stop (display);
341#if ENABLE_TRANSPARENCY || ENABLE_PERL
139 rootwin_ev.stop (display); 342 rootwin_ev.stop (display);
343#endif
344 incr_ev.stop ();
140 termwin_ev.stop (display); 345 termwin_ev.stop (display);
141 vt_ev.stop (display); 346 vt_ev.stop (display);
142
143#ifdef USE_XIM
144 im_destroy ();
145 im_ev.stop (display);
146#endif
147#ifdef HAVE_SCROLLBARS
148 scrollbar_ev.stop (display);
149#endif
150#ifdef MENUBAR
151 menubar_ev.stop (display);
152#endif
153 } 347 }
154 348
155 check_ev.stop (); 349 flush_ev.stop ();
156 pty_ev.stop (); 350 pty_ev.stop ();
157#ifdef CURSOR_BLINK 351#ifdef CURSOR_BLINK
158 cursor_blink_ev.stop (); 352 cursor_blink_ev.stop ();
159#endif 353#endif
160#ifdef TEXT_BLINK 354#ifdef TEXT_BLINK
161 text_blink_ev.stop (); 355 text_blink_ev.stop ();
162#endif 356#endif
357#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
358 cont_scroll_ev.stop ();
359#endif
360#ifdef SELECTION_SCROLLING
361 sel_scroll_ev.stop ();
362#endif
163#ifdef POINTER_BLANK 363#ifdef POINTER_BLANK
164 pointer_ev.stop (); 364 pointer_ev.stop ();
165#endif 365#endif
166 366
167 destroy_ev.start (0); 367 destroy_ev.start ();
168} 368}
169 369
170void 370void
171rxvt_term::destroy_cb (time_watcher &w) 371rxvt_term::destroy_cb (ev::idle &w, int revents)
172{ 372{
173 SET_R (this); 373 make_current ();
174 374
175 delete this; 375 delete this;
176}
177
178/*----------------------------------------------------------------------*/
179/* rxvt_init() */
180/* LIBPROTO */
181rxvt_t
182rxvt_init (int argc, const char *const *argv)
183{
184 SET_R (new rxvt_term);
185
186 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187 {
188 delete GET_R;
189 SET_R (0);
190 }
191
192 return GET_R;
193}
194
195static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
196
197void
198rxvt_init_signals ()
199{
200 /* install exit handler for cleanup */
201#if 0
202#ifdef HAVE_ATEXIT
203 atexit(rxvt_clean_exit);
204#else
205#endif
206#endif
207
208 struct sigaction sa;
209
210 sigfillset (&sa.sa_mask);
211 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
220 /* signal (SIGURG, SIG_DFL); */
221
222 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224}
225
226bool
227rxvt_term::init (int argc, const char *const *argv)
228{
229 /*
230 * Save and then give up any super-user privileges
231 * If we need privileges in any area then we must specifically request it.
232 * We should only need to be root in these cases:
233 * 1. write utmp entries on some systems
234 * 2. chown tty on some systems
235 */
236 privileges (SAVE);
237 privileges (IGNORE);
238
239 init_secondary ();
240
241 const char **cmd_argv = init_resources (argc, argv);
242
243 set_locale ("");
244
245#if (MENUBAR_MAX)
246 menubar_read (rs[Rs_menu]);
247#endif
248#ifdef HAVE_SCROLLBARS
249 if (Options & Opt_scrollBar)
250 scrollBar.setIdle (); /* set existence for size calculations */
251#endif
252
253 create_windows (argc, argv);
254
255 init_xlocale ();
256
257 scr_reset (); /* initialize screen */
258#ifdef RXVT_GRAPHICS
259 Gr_reset (); /* reset graphics */
260#endif
261
262#if 0
263#ifdef DEBUG_X
264 XSynchronize(display->display, True);
265#endif
266#endif
267
268#ifdef HAVE_SCROLLBARS
269 if (Options & Opt_scrollBar)
270 resize_scrollbar (); /* create and map scrollbar */
271#endif
272#if (MENUBAR_MAX)
273 if (menubar_visible(r))
274 XMapWindow (display->display, menuBar.win);
275#endif
276#ifdef TRANSPARENT
277 if (Options & Opt_transparent)
278 {
279 XSelectInput (display->display, display->root, PropertyChangeMask);
280 check_our_parents ();
281 }
282#endif
283
284 rootwin_ev.start (display, display->root);
285
286 XMapWindow (display->display, TermWin.vt);
287 XMapWindow (display->display, TermWin.parent[0]);
288
289 init_env ();
290 init_command (cmd_argv);
291
292 pty_ev.start (cmd_fd, EVENT_READ);
293
294 check_ev.start ();
295
296 return true;
297}
298
299/* ------------------------------------------------------------------------- *
300 * SIGNAL HANDLING & EXIT HANDLER *
301 * ------------------------------------------------------------------------- */
302/*
303 * Catch a SIGCHLD signal and exit if the direct child has died
304 */
305/* ARGSUSED */
306/* EXTPROTO */
307RETSIGTYPE
308rxvt_Child_signal(int sig __attribute__ ((unused)))
309{
310 int pid, save_errno = errno;
311 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
312 ;
313 errno = save_errno;
314
315#if 0
316 if (pid == cmd_pid)
317 exit (EXIT_SUCCESS);
318#endif
319}
320
321/*
322 * Catch a fatal signal and tidy up before quitting
323 */
324/* EXTPROTO */
325RETSIGTYPE
326rxvt_Exit_signal(int sig)
327{
328 signal (sig, SIG_DFL);
329#ifdef DEBUG_CMD
330 rxvt_print_error ("signal %d", sig);
331#endif
332 rxvt_clean_exit();
333 kill (getpid (), sig);
334}
335
336/* INTPROTO */
337int
338rxvt_xerror_handler (Display *display, XErrorEvent *event)
339{
340 if (GET_R->allowedxerror == -1)
341 GET_R->allowedxerror = event->error_code;
342 else
343 {
344 old_xerror_handler (display, event);
345 GET_R->destroy ();
346 }
347
348 return 0;
349} 376}
350 377
351/*----------------------------------------------------------------------*/ 378/*----------------------------------------------------------------------*/
352/* 379/*
353 * Exit gracefully, clearing the utmp entry and restoring tty attributes 380 * Exit gracefully, clearing the utmp entry and restoring tty attributes
354 * TODO: if debugging, this should free up any known resources if we can 381 * TODO: if debugging, this should free up any known resources if we can
355 */ 382 */
356/* EXTPROTO */ 383static XErrorHandler old_xerror_handler;
357void
358rxvt_clean_exit ()
359{
360 // TODO: rxvtd should clean up all ressources
361 if (GET_R)
362 GET_R->destroy ();
363}
364 384
365/* ------------------------------------------------------------------------- * 385static void
366 * MEMORY ALLOCATION WRAPPERS * 386rxvt_emergency_cleanup ()
367 * ------------------------------------------------------------------------- */
368/* EXTPROTO */
369void *
370rxvt_malloc(size_t size)
371{ 387{
372 void *p; 388 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
373 389 (*t)->emergency_cleanup ();
374 p = malloc(size);
375 if (p)
376 return p;
377
378 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
379 rxvt_clean_exit();
380 exit(EXIT_FAILURE);
381 /* NOTREACHED */
382} 390}
383 391
384/* EXTPROTO */ 392#if !ENABLE_MINIMAL
385void * 393static void
386rxvt_calloc(size_t number, size_t size) 394print_x_error (Display *dpy, XErrorEvent *event)
387{ 395{
388 void *p; 396 char buffer[BUFSIZ];
389 397 char mesg[BUFSIZ];
390 p = calloc(number, size); 398 char number[32];
391 if (p) 399 char *mtype = "XlibMessage";
392 return p; 400 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
393 401 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
394 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 402 rxvt_warn ("An X Error occured, trying to continue after report.\n");
395 rxvt_clean_exit(); 403 rxvt_warn ("%s: %s\n", mesg, buffer);
396 exit(EXIT_FAILURE); 404 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
397 /* NOTREACHED */ 405 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
406 sprintf(number, "%d", event->request_code);
407 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
408 rxvt_warn ("(which is %s)\n", buffer);
409 if (event->request_code >= 128) {
410 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
411 mesg, BUFSIZ);
412 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
413 }
414 if ((event->error_code == BadWindow) ||
415 (event->error_code == BadPixmap) ||
416 (event->error_code == BadCursor) ||
417 (event->error_code == BadFont) ||
418 (event->error_code == BadDrawable) ||
419 (event->error_code == BadColor) ||
420 (event->error_code == BadGC) ||
421 (event->error_code == BadIDChoice) ||
422 (event->error_code == BadValue) ||
423 (event->error_code == BadAtom)) {
424 if (event->error_code == BadValue)
425 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
426 mesg, BUFSIZ);
427 else if (event->error_code == BadAtom)
428 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
429 mesg, BUFSIZ);
430 else
431 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
432 mesg, BUFSIZ);
433 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
434 }
435 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
436 mesg, BUFSIZ);
437 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
398} 438}
439#endif
399 440
400/* EXTPROTO */ 441int
401void * 442rxvt_xerror_handler (Display *display, XErrorEvent *event)
402rxvt_realloc(void *ptr, size_t size)
403{ 443{
404 void *p; 444 if (GET_R->allowedxerror == -1)
405 445 GET_R->allowedxerror = event->error_code;
406 if (ptr)
407 p = realloc(ptr, size);
408 else 446 else
409 p = malloc(size); 447 {
410 if (p) 448 // GET_R is most likely not the terminal which caused the error,
449 // so just output the error and continue
450#if ENABLE_MINIMAL
451 old_xerror_handler (display, event);
452#else
453 print_x_error (display, event);
454#endif
455 }
456
411 return p; 457 return 0;
458}
412 459
413 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 460int
414 rxvt_clean_exit(); 461rxvt_xioerror_handler (Display *display)
462{
463 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
464 DisplayString (display));
465 rxvt_emergency_cleanup ();
415 exit(EXIT_FAILURE); 466 _exit (EXIT_FAILURE);
416 /* NOTREACHED */
417} 467}
418 468
419/* ------------------------------------------------------------------------- * 469static struct sig_handlers
420 * PRIVILEGED OPERATIONS *
421 * ------------------------------------------------------------------------- */
422/* take care of suid/sgid super-user (root) privileges */
423void
424rxvt_term::privileges (int mode)
425{ 470{
426#if ! defined(__CYGWIN32__) 471 ev::sig sw_term, sw_int;
427# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 472
428 /* setreuid() is the poor man's setuid(), seteuid() */ 473 /*
429# define seteuid(a) setreuid(-1, (a)) 474 * Catch a fatal signal and tidy up before quitting
430# define setegid(a) setregid(-1, (a)) 475 */
431# define HAVE_SETEUID 476 void sig_term (ev::sig &w, int revents);
432# endif 477
433# ifdef HAVE_SETEUID 478 sig_handlers ()
434 switch (mode)
435 { 479 {
436 case IGNORE: 480 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
437 /* 481 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
438 * change effective uid/gid - not real uid/gid - so we can switch
439 * back to root later, as required
440 */
441 seteuid(getuid());
442 setegid(getgid());
443 break;
444 case SAVE:
445 euid = geteuid();
446 egid = getegid();
447 break;
448 case RESTORE:
449 seteuid(euid);
450 setegid(egid);
451 break;
452 } 482 }
453# else 483} sig_handlers;
454 switch (mode)
455 {
456 case IGNORE:
457 setuid(getuid());
458 setgid(getgid());
459 /* FALLTHROUGH */
460 case SAVE:
461 /* FALLTHROUGH */
462 case RESTORE:
463 break;
464 }
465# endif
466#endif
467}
468 484
469#ifdef UTMP_SUPPORT
470void 485void
471rxvt_term::privileged_utmp (char action) 486sig_handlers::sig_term (ev::sig &w, int revents)
472{ 487{
473 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)", 488 rxvt_emergency_cleanup ();
474 action, next_utmp_action, getpid())); 489 w.stop ();
475 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 490 kill (getpid (), w.signum);
476 || (Options & Opt_utmpInhibit)
477 || ttydev == NULL || *ttydev == '\0')
478 return;
479
480 privileges (RESTORE);
481 if (action == SAVE)
482 {
483 next_utmp_action = RESTORE;
484 makeutent (ttydev, rs[Rs_display_name]);
485 }
486 else
487 { /* action == RESTORE */
488 next_utmp_action = IGNORE;
489 cleanutent ();
490 }
491 privileges (IGNORE);
492} 491}
493#endif
494 492
495#ifndef NO_SETOWNER_TTYDEV 493char **rxvt_environ; // startup environment
496void
497rxvt_term::privileged_ttydev (char action)
498{
499 D_MAIN((stderr,
500 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
501 action, next_tty_action, getpid()));
502 if (next_tty_action != action || (action != SAVE && action != RESTORE)
503 || ttydev == NULL || *ttydev == '\0')
504 return;
505 494
506 privileges (RESTORE); 495void
496rxvt_init ()
497{
498 ptytty::init ();
507 499
508 if (action == SAVE) 500 if (!ev_default_loop (0))
509 { 501 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
510 next_tty_action = RESTORE;
511# ifndef RESET_TTY_TO_COMMON_DEFAULTS
512 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
513 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
514 next_tty_action = IGNORE;
515 else
516# endif
517 502
518 { 503 rxvt_environ = environ;
519 chown(ttydev, getuid(), ttygid); /* fail silently */
520 chmod(ttydev, ttymode);
521# ifdef HAVE_REVOKE
522 revoke(ttydev);
523# endif
524 504
525 } 505 signal (SIGHUP, SIG_IGN);
526 } 506 signal (SIGPIPE, SIG_IGN);
527 else
528 { /* action == RESTORE */
529 next_tty_action = IGNORE;
530# ifndef RESET_TTY_TO_COMMON_DEFAULTS
531 chmod(ttydev, ttyfd_stat.st_mode);
532 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
533# else
534 chmod(ttydev,
535 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
536 chown(ttydev, 0, 0);
537# endif
538 507
539 } 508 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
509 sig_handlers.sw_int.start (SIGINT); ev_unref ();
540 510
541 privileges (IGNORE); 511 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
512 /* signal (SIGURG, SIG_DFL); */
542 513
543# ifndef RESET_TTY_TO_COMMON_DEFAULTS 514 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
544 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 515 // TODO: handle this with exceptions and tolerate the memory loss
545 action == RESTORE ? "Restoring" : (action == 516 XSetIOErrorHandler (rxvt_xioerror_handler);
546 SAVE ? "Saving" : 517
547 "UNKNOWN ERROR for"), ttydev, 518 XrmInitialize ();
548 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
549 ttyfd_stat.st_gid));
550# endif
551} 519}
552#endif
553 520
554/*----------------------------------------------------------------------*/ 521/*----------------------------------------------------------------------*/
555/* 522/*
556 * window size/position calculcations for XSizeHint and other storage. 523 * window size/position calculations for XSizeHint and other storage.
557 * if width/height are non-zero then override calculated width/height 524 * if width/height are non-zero then override calculated width/height
558 */ 525 */
559void 526void
560rxvt_term::window_calc (unsigned int width, unsigned int height) 527rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
561{ 528{
562 short recalc_x, recalc_y; 529 short recalc_x, recalc_y;
563 int x, y, sb_w, mb_h, flags; 530 int x, y, sb_w, flags;
564 unsigned int w, h; 531 unsigned int w, h;
565 unsigned int max_width, max_height; 532 unsigned int max_width, max_height;
566 533
567 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568 TermWin.ncol, TermWin.nrow, szHint.width,
569 szHint.height));
570 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571 szHint.win_gravity = NorthWestGravity; 535 szHint.win_gravity = NorthWestGravity;
572 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 536 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
573 537
574 recalc_x = recalc_y = 0; 538 recalc_x = recalc_y = 0;
575 flags = 0; 539 flags = 0;
540
576 if (!parsed_geometry) 541 if (!parsed_geometry)
577 { 542 {
578 parsed_geometry = 1; 543 parsed_geometry = 1;
544
579 if (rs[Rs_geometry]) 545 if (rs[Rs_geometry])
580 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 546 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
547
581 if (flags & WidthValue) 548 if (flags & WidthValue)
582 { 549 {
583 TermWin.ncol = BOUND_POSITIVE_INT16(w); 550 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
584 szHint.flags |= USSize; 551 szHint.flags |= USSize;
585 } 552 }
553
586 if (flags & HeightValue) 554 if (flags & HeightValue)
587 { 555 {
588 TermWin.nrow = BOUND_POSITIVE_INT16(h); 556 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
589 szHint.flags |= USSize; 557 szHint.flags |= USSize;
590 } 558 }
559
591 if (flags & XValue) 560 if (flags & XValue)
592 { 561 {
593 szHint.x = x; 562 szHint.x = x;
594 szHint.flags |= USPosition; 563 szHint.flags |= USPosition;
564
595 if (flags & XNegative) 565 if (flags & XNegative)
596 { 566 {
597 recalc_x = 1; 567 recalc_x = 1;
598 szHint.win_gravity = NorthEastGravity; 568 szHint.win_gravity = NorthEastGravity;
599 } 569 }
600 } 570 }
571
601 if (flags & YValue) 572 if (flags & YValue)
602 { 573 {
603 szHint.y = y; 574 szHint.y = y;
604 szHint.flags |= USPosition; 575 szHint.flags |= USPosition;
576
605 if (flags & YNegative) 577 if (flags & YNegative)
606 { 578 {
607 recalc_y = 1; 579 recalc_y = 1;
580
608 if (szHint.win_gravity == NorthEastGravity) 581 if (szHint.win_gravity == NorthEastGravity)
609 szHint.win_gravity = SouthEastGravity; 582 szHint.win_gravity = SouthEastGravity;
610 else 583 else
611 szHint.win_gravity = SouthWestGravity; 584 szHint.win_gravity = SouthWestGravity;
612 } 585 }
613 } 586 }
614 } 587 }
588
615 /* TODO: BOUNDS */ 589 /* TODO: BOUNDS */
616 TermWin.width = TermWin.ncol * TermWin.fwidth; 590 width = ncol * fwidth;
617 TermWin.height = TermWin.nrow * TermWin.fheight; 591 height = nrow * fheight;
618 max_width = MAX_COLS * TermWin.fwidth; 592 max_width = MAX_COLS * fwidth;
619 max_height = MAX_ROWS * TermWin.fheight; 593 max_height = MAX_ROWS * fheight;
620 594
621 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 595 szHint.base_width = szHint.base_height = 2 * int_bwidth;
622 596
623 sb_w = mb_h = 0; 597 sb_w = 0;
624 window_vt_x = window_vt_y = 0; 598 window_vt_x = window_vt_y = int_bwidth;
625 if (scrollbar_visible ()) 599
600 if (scrollBar.state)
626 { 601 {
627 sb_w = scrollbar_TotalWidth(); 602 sb_w = scrollBar.total_width ();
628 szHint.base_width += sb_w; 603 szHint.base_width += sb_w;
604
629 if (!(Options & Opt_scrollBar_right)) 605 if (!option (Opt_scrollBar_right))
630 window_vt_x = sb_w; 606 window_vt_x += sb_w;
631 }
632 if (menubar_visible ())
633 { 607 }
634 mb_h = menuBar_TotalHeight(); 608
635 szHint.base_height += mb_h;
636 window_vt_y = mb_h;
637 }
638 szHint.width_inc = TermWin.fwidth; 609 szHint.width_inc = fwidth;
639 szHint.height_inc = TermWin.fheight; 610 szHint.height_inc = fheight;
640 szHint.min_width = szHint.base_width + szHint.width_inc; 611 szHint.min_width = szHint.base_width + szHint.width_inc;
641 szHint.min_height = szHint.base_height + szHint.height_inc; 612 szHint.min_height = szHint.base_height + szHint.height_inc;
642 613
643 if (width && width - szHint.base_width < max_width) 614 if (newwidth && newwidth - szHint.base_width < max_width)
644 { 615 {
645 szHint.width = width; 616 szHint.width = newwidth;
646 TermWin.width = width - szHint.base_width; 617 width = newwidth - szHint.base_width;
647 } 618 }
648 else 619 else
649 { 620 {
650 MIN_IT(TermWin.width, max_width); 621 min_it (width, max_width);
651 szHint.width = szHint.base_width + TermWin.width; 622 szHint.width = szHint.base_width + width;
652 } 623 }
624
653 if (height && height - szHint.base_height < max_height) 625 if (newheight && newheight - szHint.base_height < max_height)
654 { 626 {
655 szHint.height = height; 627 szHint.height = newheight;
656 TermWin.height = height - szHint.base_height; 628 height = newheight - szHint.base_height;
657 } 629 }
658 else 630 else
659 { 631 {
660 MIN_IT(TermWin.height, max_height); 632 min_it (height, max_height);
661 szHint.height = szHint.base_height + TermWin.height; 633 szHint.height = szHint.base_height + height;
662 } 634 }
635
663 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 636 if (scrollBar.state && option (Opt_scrollBar_right))
664 window_sb_x = szHint.width - sb_w; 637 window_sb_x = szHint.width - sb_w;
665 638
666 if (recalc_x) 639 if (recalc_x)
667 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 640 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
668 - szHint.width - 2 * TermWin.ext_bwidth); 641
669 if (recalc_y) 642 if (recalc_y)
670 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 643 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
671 - szHint.height - 2 * TermWin.ext_bwidth);
672 644
673 TermWin.ncol = TermWin.width / TermWin.fwidth; 645 ncol = width / fwidth;
674 TermWin.nrow = TermWin.height / TermWin.fheight; 646 nrow = height / fheight;
675 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676 TermWin.ncol, TermWin.nrow, szHint.width,
677 szHint.height));
678 return;
679} 647}
680 648
681/*----------------------------------------------------------------------*/ 649/*----------------------------------------------------------------------*/
682/* 650/*
683 * Tell the teletype handler what size the window is. 651 * Tell the teletype handler what size the window is.
684 * Called after a window size change. 652 * Called after a window size change.
685 */ 653 */
686void 654void
687rxvt_term::tt_winch () 655rxvt_term::tt_winch ()
688{ 656{
657 if (pty->pty < 0)
658 return;
659
689 struct winsize ws; 660 struct winsize ws;
690 661
691 if (cmd_fd < 0)
692 return;
693
694 ws.ws_col = TermWin.ncol; 662 ws.ws_col = ncol;
695 ws.ws_row = TermWin.nrow; 663 ws.ws_row = nrow;
696 ws.ws_xpixel = ws.ws_ypixel = 0; 664 ws.ws_xpixel = width;
697#ifndef DEBUG_SIZE 665 ws.ws_ypixel = height;
698 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 666 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
699#else 667
700 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 668#if 0
701 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 669 // TIOCSWINSZ is supposed to do this automatically and correctly
702# ifdef SIGWINCH
703 else if (cmd_pid) /* force through to the command */ 670 if (cmd_pid) /* force through to the command */
704 kill (cmd_pid, SIGWINCH); 671 kill (-cmd_pid, SIGWINCH);
705# endif
706#endif 672#endif
707} 673}
708 674
709/*----------------------------------------------------------------------*/ 675/*----------------------------------------------------------------------*/
710/* rxvt_change_font() - Switch to a new font */ 676/* set_fonts () - load and set the various fonts
711/* 677 *
712 * init = 1 - initialize 678 * init = 1 - initialize
713 * 679 *
714 * fontname == FONT_UP - switch to bigger font 680 * fontname == FONT_UP - switch to bigger font
715 * fontname == FONT_DN - switch to smaller font 681 * fontname == FONT_DN - switch to smaller font
716 */ 682 */
717void 683bool
718rxvt_term::change_font (int init, const char *fontname) 684rxvt_term::set_fonts ()
719{} 685{
686 rxvt_fontset *fs = new rxvt_fontset (this);
687 rxvt_fontprop prop;
720 688
689 if (!fs
690 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
691 || !fs->realize_font (1))
692 {
693 delete fs;
694 return false;
695 }
696
697#if ENABLE_STYLES
698 for (int i = RS_styleCount; --i; )
699 if (fontset[i] != fontset[0])
700 delete fontset[i];
701#endif
702
703 delete fontset[0];
704 fontset[0] = fs;
705
706 prop = (*fs)[1]->properties ();
707 prop.height += lineSpace;
708
709 fs->set_prop (prop, false);
710
711 fwidth = prop.width;
712 fheight = prop.height;
713 fbase = prop.ascent;
714
715 for (int style = 1; style < 4; style++)
716 {
717#if ENABLE_STYLES
718 const char *res = rs[Rs_font + style];
719
720 if (res && !*res)
721 fontset[style] = fontset[0];
722 else
723 {
724 fontset[style] = fs = new rxvt_fontset (this);
725 rxvt_fontprop prop2 = prop;
726
727 if (res)
728 {
729 fs->populate (res);
730 fs->set_prop (prop2, false);
731 }
732 else
733 {
734 fs->populate (fontset[0]->fontdesc);
735
736 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
737 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
738
739 fs->set_prop (prop2, true);
740 }
741
742 }
743#else
744 fontset[style] = fontset[0];
745#endif
746 }
747
748 if (parent[0])
749 {
750 resize_all_windows (0, 0, 0);
751 scr_remap_chars ();
752 scr_touch (true);
753 }
754
755 return true;
756}
757
721void 758void
722rxvt_term::font_up_down (int n, int direction) 759rxvt_term::set_string_property (Atom prop, const char *str, int len)
723{} 760{
761 XChangeProperty (dpy, parent[0],
762 prop, XA_STRING, 8, PropModeReplace,
763 (const unsigned char *)str, len >= 0 ? len : strlen (str));
764}
765
766void
767rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
768{
769 wchar_t *ws = rxvt_mbstowcs (str, len);
770 char *s = rxvt_wcstoutf8 (ws);
771
772 XChangeProperty (dpy, parent[0],
773 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
774 (const unsigned char *)s, strlen (s));
775
776 free (s);
777 free (ws);
778}
724 779
725/*----------------------------------------------------------------------*/ 780/*----------------------------------------------------------------------*/
726/*----------------------------------------------------------------------*/ 781/*----------------------------------------------------------------------*/
727/* xterm sequences - title, iconName, color (exptl) */ 782/* xterm sequences - title, iconName, color (exptl) */
728void 783void
729rxvt_term::set_title (const char *str) 784rxvt_term::set_title (const char *str)
730{ 785{
731#ifndef SMART_WINDOW_TITLE 786 set_string_property (XA_WM_NAME, str);
732 XStoreName(display->display, TermWin.parent[0], str); 787#if ENABLE_EWMH
733#else 788 set_utf8_property (xa[XA_NET_WM_NAME], str);
734 char *name;
735
736 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
737 name = NULL;
738 if (name == NULL || STRCMP(name, str))
739 XStoreName(display->display, TermWin.parent[0], str);
740 if (name)
741 XFree(name);
742#endif 789#endif
743} 790}
744 791
745void 792void
746rxvt_term::set_iconName (const char *str) 793rxvt_term::set_icon_name (const char *str)
747{ 794{
748#ifndef SMART_WINDOW_TITLE 795 set_string_property (XA_WM_ICON_NAME, str);
749 XSetIconName(display->display, TermWin.parent[0], str); 796#if ENABLE_EWMH
750#else 797 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
751 char *name;
752
753 if (XGetIconName(display->display, TermWin.parent[0], &name))
754 name = NULL;
755 if (name == NULL || STRCMP(name, str))
756 XSetIconName(display->display, TermWin.parent[0], str);
757 if (name)
758 XFree(name);
759#endif 798#endif
760} 799}
761 800
801void
802rxvt_term::set_window_color (int idx, const char *color)
803{
762#ifdef XTERM_COLOR_CHANGE 804#ifdef XTERM_COLOR_CHANGE
763void
764rxvt_term::set_window_color (int idx, const char *color)
765{
766 rxvt_color xcol; 805 rxvt_color xcol;
767 int i;
768 806
769 if (color == NULL || *color == '\0') 807 if (color == NULL || *color == '\0')
770 return; 808 return;
771 809
810 color = strdup (color);
811 allocated.push_back ((void *)color);
812 rs[Rs_color + idx] = color;
813
772 /* handle color aliases */ 814 /* handle color aliases */
773 if (isdigit(*color)) 815 if (isdigit (*color))
774 { 816 {
775 i = atoi(color); 817 int i = atoi (color);
818
776 if (i >= 8 && i <= 15) 819 if (i >= 8 && i <= 15)
820 {
777 { /* bright colors */ 821 /* bright colors */
778 i -= 8;
779# ifndef NO_BRIGHTCOLOR
780 PixColors[idx] = PixColors[minBrightCOLOR + i]; 822 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
781 SET_PIXCOLOR(idx);
782 goto Done; 823 goto done;
783# endif
784
785 } 824 }
825
786 if (i >= 0 && i <= 7) 826 if (i >= 0 && i <= 7)
827 {
787 { /* normal colors */ 828 /* normal colors */
788 PixColors[idx] = PixColors[minCOLOR + i]; 829 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
789 SET_PIXCOLOR(idx);
790 goto Done; 830 goto done;
791 } 831 }
792 } 832 }
793 if (!rXParseAllocColor (& xcol, color)) 833
794 return; 834 set_color (xcol, color);
795 /* XStoreColor (display->display, XCMAP, XColor*); */
796 835
797 /* 836 /*
798 * FIXME: should free colors here, but no idea how to do it so instead, 837 * FIXME: should free colors here, but no idea how to do it so instead,
799 * so just keep gobbling up the colormap 838 * so just keep gobbling up the colormap
800 */ 839 */
801# if 0
802 for (i = Color_Black; i <= Color_White; i++)
803 if (PixColors[idx] == PixColors[i])
804 break;
805 if (i > Color_White)
806 {
807 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
808 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
809 DisplayPlanes(display->display, display->screen));
810 }
811# endif
812 840
813 PixColors[idx] = xcol; 841 pix_colors_focused[idx] = xcol;
814 SET_PIXCOLOR(idx);
815 842
816 /* XSetWindowAttributes attr; */
817 /* Cursor cursor; */
818Done: 843done:
819 if (idx == Color_bg && !(Options & Opt_transparent))
820 XSetWindowBackground(display->display, TermWin.vt,
821 PixColors[Color_bg]);
822
823 /* handle Color_BD, scrollbar background, etc. */ 844 /*TODO: handle Color_BD, scrollbar background, etc. */
824 845
825 set_colorfgbg (); 846 update_fade_color (idx);
826 recolour_cursor (); 847 recolour_cursor ();
827 /* the only reasonable way to enforce a clean update */ 848 scr_recolour ();
828 scr_poweron (); 849#endif /* XTERM_COLOR_CHANGE */
829} 850}
830
831#else
832# define set_window_color (idx,color) ((void)0)
833#endif /* XTERM_COLOR_CHANGE */
834 851
835void 852void
836rxvt_term::recolour_cursor () 853rxvt_term::recolour_cursor ()
837{ 854{
838#if TODO 855 XColor fg, bg;
839 rxvt_color xcol[2];
840 856
841 xcol[0] = PixColors[Color_pointer]; 857 (ISSET_PIXCOLOR (Color_pointer_fg)
842 xcol[1] = PixColors[Color_bg]; 858 ? pix_colors_focused[Color_pointer_fg]
843 XQueryColors (display->display, XCMAP, xcol, 2); 859 : pix_colors_focused[Color_fg]).get (fg);
844 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 860
845#endif 861 (ISSET_PIXCOLOR (Color_pointer_bg)
862 ? pix_colors_focused[Color_pointer_bg]
863 : pix_colors_focused[Color_bg]).get (bg);
864
865 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
846} 866}
847 867
848/*----------------------------------------------------------------------*/ 868/*----------------------------------------------------------------------*/
849/* 869/*
850 * find if fg/bg matches any of the normal (low-intensity) colors 870 * find if fg/bg matches any of the normal (low-intensity) colors
851 */ 871 */
852void 872void
853rxvt_term::set_colorfgbg () 873rxvt_term::set_colorfgbg ()
854{ 874{
855 unsigned int i; 875 unsigned int i;
856 const char *xpmb = "\0"; 876 const char *xpmb = "";
857 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 877 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
858 878
859 env_colorfgbg =
860 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
861 STRCPY(fstr, "default"); 879 strcpy (fstr, "default");
862 STRCPY(bstr, "default"); 880 strcpy (bstr, "default");
863 for (i = Color_Black; i <= Color_White; i++) 881 for (i = Color_Black; i <= Color_White; i++)
864 if (PixColors[Color_fg] == PixColors[i]) 882 if (pix_colors[Color_fg] == pix_colors[i])
865 { 883 {
866 sprintf(fstr, "%d", (i - Color_Black)); 884 sprintf (fstr, "%d", (i - Color_Black));
867 break; 885 break;
868 } 886 }
887
869 for (i = Color_Black; i <= Color_White; i++) 888 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_bg] == PixColors[i]) 889 if (pix_colors[Color_bg] == pix_colors[i])
871 { 890 {
872 sprintf(bstr, "%d", (i - Color_Black)); 891 sprintf (bstr, "%d", (i - Color_Black));
873#ifdef XPM_BACKGROUND 892#ifdef BG_IMAGE_FROM_FILE
874 xpmb = "default;"; 893 xpmb = "default;";
875#endif 894#endif
876 break; 895 break;
877 } 896 }
897
878 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 898 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879 putenv(env_colorfgbg);
880
881#ifndef NO_BRIGHTCOLOR
882 colorfgbg = DEFAULT_RSTYLE;
883 for (i = minCOLOR; i <= maxCOLOR; i++)
884 {
885 if (PixColors[Color_fg] == PixColors[i])
886 colorfgbg = SET_FGCOLOR(colorfgbg, i);
887 if (PixColors[Color_bg] == PixColors[i])
888 colorfgbg = SET_BGCOLOR(colorfgbg, i);
889 }
890#endif
891} 899}
892 900
893/*----------------------------------------------------------------------*/ 901/*----------------------------------------------------------------------*/
894/*
895 * Colour determination for low colour displays, routine from
896 * Hans de Goede <hans@highrise.nl>
897 */
898 902
899int 903bool
900rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 904rxvt_term::set_color (rxvt_color &color, const char *name)
901{ 905{
902 if (!screen_in_out->set (display, colour)) 906 if (color.set (this, name))
903 {
904 rxvt_print_error("can't allocate colour: %s", colour);
905 return false;
906 }
907
908 return true; 907 return true;
908
909 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
910 return false;
911}
912
913void
914rxvt_term::alias_color (int dst, int src)
915{
916 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
909} 917}
910 918
911/* -------------------------------------------------------------------- * 919/* -------------------------------------------------------------------- *
912 * - WINDOW RESIZING - * 920 * - WINDOW RESIZING - *
913 * -------------------------------------------------------------------- */ 921 * -------------------------------------------------------------------- */
914void 922void
915rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 923rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
916{ 924{
917 int fix_screen; 925 int fix_screen;
926 int old_width = szHint.width;
927 int old_height = szHint.height;
918 928
919#ifdef SMART_RESIZE
920 int old_width = szHint.width, old_height = szHint.height;
921#endif
922
923 window_calc (width, height); 929 window_calc (newwidth, newheight);
930
931 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
924 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 932 XSetWMNormalHints (dpy, parent[0], &szHint);
933
925 if (!ignoreparent) 934 if (!ignoreparent)
926 { 935 {
927#ifdef SMART_RESIZE 936#ifdef SMART_RESIZE
928 /* 937 /*
929 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 938 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
932 int x, y, x1, y1; 941 int x, y, x1, y1;
933 int dx, dy; 942 int dx, dy;
934 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 943 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
935 Window unused_cr; 944 Window unused_cr;
936 945
937 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 946 XTranslateCoordinates (dpy, parent[0], display->root,
938 0, 0, &x, &y, &unused_cr); 947 0, 0, &x, &y, &unused_cr);
939 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 948 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
940 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 949 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
941 /* 950 /*
942 * if display->root isn't the parent window, a WM will probably have offset 951 * if display->root isn't the parent window, a WM will probably have offset
943 * our position for handles and decorations. Counter it 952 * our position for handles and decorations. Counter it
944 */ 953 */
946 { 955 {
947 x -= x1; 956 x -= x1;
948 y -= y1; 957 y -= y1;
949 } 958 }
950 959
951 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 960 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
952 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 961 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
953 dx = old_width - szHint.width; 962 dx = old_width - szHint.width;
954 dy = old_height - szHint.height; 963 dy = old_height - szHint.height;
955 964
956 /* Check position of the center of the window */ 965 /* Check position of the center of the window */
957 if (x < x1) /* left half */ 966 if (x < x1) /* left half */
958 dx = 0; 967 dx = 0;
961 if (y < y1) /* top half */ 970 if (y < y1) /* top half */
962 dy = 0; 971 dy = 0;
963 else if (y == y1) /* exact center */ 972 else if (y == y1) /* exact center */
964 dy /= 2; 973 dy /= 2;
965 974
966 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 975 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
967 szHint.width, szHint.height); 976 szHint.width, szHint.height);
968#else 977#else
969 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 978 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
970 szHint.height);
971#endif 979#endif
972
973 } 980 }
974 981
975 fix_screen = (TermWin.ncol != prev_ncol 982 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
976 || TermWin.nrow != prev_nrow);
977 983
978 if (fix_screen || width != old_width || height != old_height) 984 if (fix_screen || newwidth != old_width || newheight != old_height)
979 { 985 {
980 if (scrollbar_visible ()) 986 if (scrollBar.state)
981 { 987 {
982 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 988 XMoveResizeWindow (dpy, scrollBar.win,
989 window_sb_x, 0,
983 0, scrollbar_TotalWidth (), szHint.height); 990 scrollBar.total_width (), szHint.height);
984 resize_scrollbar (); 991 resize_scrollbar ();
985 } 992 }
986 993
987 if (menubar_visible ()) 994 XMoveResizeWindow (dpy, vt,
988 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 995 window_vt_x, window_vt_y,
989 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
990
991 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992 window_vt_y, TermWin_TotalWidth (),
993 TermWin_TotalHeight ()); 996 width, height);
994#ifdef RXVT_GRAPHICS 997
995 if (old_height) 998#ifdef HAVE_BG_PIXMAP
996 Gr_Resize (old_width - szHint.base_width, 999 if (bgPixmap.window_size_sensitive ())
997 old_height - szHint.base_height); 1000 update_background ();
998#endif 1001#endif
1002
999 scr_clear (); 1003 scr_clear ();
1000#ifdef XPM_BACKGROUND
1001 resize_pixmap ();
1002#endif
1003
1004 } 1004 }
1005 1005
1006 if (fix_screen || old_height == 0) 1006 if (fix_screen || old_height == 0)
1007 {
1008 int curr_screen = -1;
1009 int old_ncol = prev_ncol;
1010
1011 /* scr_reset only works on the primary screen */
1012 if (old_height) /* this is not the first time through */
1013 {
1014 unsigned int ncol = TermWin.ncol;
1015 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016 curr_screen = scr_change_screen (PRIMARY);
1017 TermWin.ncol = ncol;
1018 }
1019
1020 scr_reset(); 1007 scr_reset ();
1021 1008
1022 if (curr_screen >= 0) /* this is not the first time through */ 1009 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1023 { 1010 //scr_touch (false);
1024 scr_change_screen (curr_screen);
1025 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1026 }
1027 }
1028 1011
1029 old_width = szHint.width; 1012#ifdef HAVE_BG_PIXMAP
1030 old_height = szHint.height; 1013// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1014// if (bgPixmap.pixmap)
1015// scr_touch (false);
1016#endif
1031 1017
1032#ifdef USE_XIM 1018#ifdef USE_XIM
1033 IMSetStatusPosition (); 1019 IMSetPosition ();
1034#endif 1020#endif
1035} 1021}
1036 1022
1037/* 1023/*
1038 * Set the width/height of the vt window in characters. Units are pixels. 1024 * Set the width/height of the vt window in characters. Units are pixels.
1039 * good for toggling 80/132 columns 1025 * good for toggling 80/132 columns
1040 */ 1026 */
1041void 1027void
1042rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1028rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1043{ 1029{
1044 XWindowAttributes wattr; 1030 XWindowAttributes wattr;
1045 1031
1046 if (width == 0 || height == 0) 1032 if (newwidth == 0 || newheight == 0)
1047 { 1033 {
1048 XGetWindowAttributes(display->display, display->root, &wattr); 1034 XGetWindowAttributes (dpy, display->root, &wattr);
1035
1049 if (width == 0) 1036 if (newwidth == 0)
1050 width = wattr.width - szHint.base_width; 1037 newwidth = wattr.width - szHint.base_width;
1051 if (height == 0) 1038 if (newheight == 0)
1052 height = wattr.height - szHint.base_height; 1039 newheight = wattr.height - szHint.base_height;
1053 }
1054 if (width != TermWin.width || height != TermWin.height)
1055 { 1040 }
1041
1042 if (newwidth != width || newheight != height)
1043 {
1056 width += szHint.base_width; 1044 newwidth += szHint.base_width;
1057 height += szHint.base_height; 1045 newheight += szHint.base_height;
1058 resize_all_windows (width, height, 0); 1046 resize_all_windows (newwidth, newheight, 0);
1059 } 1047 }
1060} 1048}
1061 1049
1062/* -------------------------------------------------------------------- * 1050/* -------------------------------------------------------------------- *
1063 * - X INPUT METHOD ROUTINES - * 1051 * - X INPUT METHOD ROUTINES - *
1064 * -------------------------------------------------------------------- */ 1052 * -------------------------------------------------------------------- */
1065#ifdef USE_XIM 1053#ifdef USE_XIM
1066 1054
1067void 1055void
1056rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1057{
1058 fg = pix_colors [Color_fg];
1059 bg = pix_colors [Color_bg];
1060}
1061
1062void
1068rxvt_term::im_set_size (XRectangle *size) 1063rxvt_term::im_set_size (XRectangle &size)
1069{ 1064{
1070 size->x = TermWin.int_bwidth; 1065 // the int_bwidth terms make no sense to me
1071 size->y = TermWin.int_bwidth; 1066 size.x = int_bwidth;
1072 size->width = Width2Pixel(TermWin.ncol); 1067 size.y = int_bwidth;
1073 size->height = Height2Pixel(TermWin.nrow); 1068 size.width = Width2Pixel (ncol) + int_bwidth;
1069 size.height = Height2Pixel (nrow) + int_bwidth;
1074} 1070}
1075 1071
1076void 1072void
1077rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1073rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1074 XRectangle &status_rect,
1075 const XRectangle &needed_rect)
1078{ 1076{
1079 *fg = PixColors[Color_fg]; 1077 preedit_rect.x = needed_rect.width;
1080 *bg = PixColors[Color_bg]; 1078 preedit_rect.y = 0;
1079 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1080 preedit_rect.height = fheight;
1081
1082 status_rect.x = 0;
1083 status_rect.y = 0;
1084 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1085 status_rect.height = fheight;
1081} 1086}
1082 1087
1083/* Checking whether input method is running. */ 1088/* Checking whether input method is running. */
1084bool 1089bool
1085rxvt_term::IMisRunning () 1090rxvt_term::IMisRunning ()
1086{ 1091{
1087 char *p; 1092 char *p;
1088 Atom atom; 1093 Atom atom;
1089 Window win; 1094 Window win;
1090 char server[IMBUFSIZ]; 1095 char server[IMBUFSIZ];
1091 1096
1092 /* get current locale modifier */ 1097 /* get current locale modifier */
1093 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1098 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1094 { 1099 {
1095 STRCPY(server, "@server="); 1100 strcpy (server, "@server=");
1096 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1101 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1102
1097 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1103 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1098 *p = '\0'; 1104 *p = '\0';
1099 1105
1100 atom = XInternAtom(display->display, server, False); 1106 atom = XInternAtom (dpy, server, False);
1101 win = XGetSelectionOwner(display->display, atom); 1107 win = XGetSelectionOwner (dpy, atom);
1108
1102 if (win != None) 1109 if (win != None)
1103 return True; 1110 return True;
1104 } 1111 }
1112
1105 return False; 1113 return False;
1106} 1114}
1107 1115
1108void 1116void
1109rxvt_term::IMSendSpot () 1117rxvt_term::IMSendSpot ()
1110{ 1118{
1111 XPoint spot; 1119 XPoint nspot;
1112 XVaNestedList preedit_attr; 1120 XVaNestedList preedit_attr;
1113 1121
1114 if (Input_Context == NULL 1122 if (!Input_Context
1115 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1123 || !focus
1116 || !(event_type == KeyPress 1124 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1117 || event_type == Expose
1118 || event_type == NoExpose
1119 || event_type == SelectionNotify
1120 || event_type == ButtonRelease || event_type == FocusIn)
1121 || !IMisRunning ())
1122 return; 1125 return;
1123 1126
1124 im_set_position (&spot); 1127 im_set_position (nspot);
1125 1128
1129 if (nspot.x == spot.x && nspot.y == spot.y)
1130 return;
1131
1132 spot = nspot;
1133
1126 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1134 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1127 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1135 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128 XFree(preedit_attr); 1136 XFree (preedit_attr);
1129}
1130
1131void
1132rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133 XRectangle * needed_rect)
1134{
1135 int mbh, vtx = 0;
1136
1137 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1138 vtx = scrollbar_TotalWidth();
1139
1140 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1141 mbh -= TermWin.lineSpace;
1142
1143 preedit_rect->x = needed_rect->width + vtx;
1144 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1145
1146 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1147 preedit_rect->height = Height2Pixel(1);
1148
1149 status_rect->x = vtx;
1150 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1151
1152 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1153 status_rect->height = Height2Pixel(1);
1154} 1137}
1155 1138
1156void 1139void
1157rxvt_term::im_destroy () 1140rxvt_term::im_destroy ()
1158{ 1141{
1159 if (Input_Context)
1160 {
1161 XDestroyIC (Input_Context);
1162 Input_Context = NULL;
1163 }
1164
1165 if (input_method) 1142 if (input_method)
1166 { 1143 {
1144 if (Input_Context && input_method->xim)
1145 XDestroyIC (Input_Context);
1146
1167 display->put_xim (input_method); 1147 display->put_xim (input_method);
1168 input_method = 0; 1148 input_method = 0;
1169 } 1149 }
1150
1151 Input_Context = 0;
1170} 1152}
1153
1154#ifdef ENABLE_XIM_ONTHESPOT
1155
1156static void
1157xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1158{
1159 ((rxvt_term *)client_data)->make_current ();
1160 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1161}
1162
1163static void
1164xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1165{
1166 ((rxvt_term *)client_data)->make_current ();
1167 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1168}
1169
1170static void
1171xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1172{
1173 rxvt_term *term = (rxvt_term *)client_data;
1174 XIMText *text = call_data->text;
1175
1176 term->make_current ();
1177
1178 if (text)
1179 {
1180 void *str;
1181
1182 if (!text->encoding_is_wchar && text->string.multi_byte)
1183 {
1184 // of course, X makes it ugly again
1185 if (term->rs[Rs_imLocale])
1186 SET_LOCALE (term->rs[Rs_imLocale]);
1187
1188 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1189 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1190
1191 if (term->rs[Rs_imLocale])
1192 SET_LOCALE (term->locale);
1193 }
1194 else
1195 str = (void *)text->string.wide_char;
1196
1197 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1198 DT_INT, call_data->caret,
1199 DT_INT, call_data->chg_first,
1200 DT_INT, call_data->chg_length,
1201 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1202 DT_WCS_LEN, str, str ? (int)text->length : 0,
1203 DT_END));
1204 }
1205 else
1206 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1207 DT_INT, call_data->caret,
1208 DT_INT, call_data->chg_first,
1209 DT_INT, call_data->chg_length,
1210 DT_END));
1211}
1212
1213#if 0
1214static void
1215xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1216{
1217 ((rxvt_term *)client_data)->make_current ();
1218 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1219 DT_INT, call_data->position,
1220 DT_INT, call_data->direction,
1221 DT_INT, call_data->style,
1222 DT_END));
1223}
1224#endif
1225
1226#endif
1171 1227
1172/* 1228/*
1173 * Try to open a XIM with the current modifiers, then see if we can 1229 * Try to open a XIM with the current modifiers, then see if we can
1174 * open a suitable preedit type 1230 * open a suitable preedit type
1175 */ 1231 */
1176bool 1232bool
1177rxvt_term::IM_get_IC (const char *modifiers) 1233rxvt_term::IM_get_IC (const char *modifiers)
1178{ 1234{
1179 int i, j, found; 1235 int i, j, found;
1180 XIM xim; 1236 XIM xim;
1181 XPoint spot; 1237 XPoint spot;
1182 XRectangle rect, status_rect, needed_rect; 1238 XRectangle rect, status_rect, needed_rect;
1183 unsigned long fg, bg; 1239 unsigned long fg, bg;
1184 const char *p; 1240 const char *p;
1185 char **s; 1241 char **s;
1186 XIMStyles *xim_styles; 1242 XIMStyles *xim_styles;
1187 XVaNestedList preedit_attr, status_attr; 1243#ifdef ENABLE_XIM_ONTHESPOT
1244 XIMCallback xcb[4];
1245#endif
1188 1246
1247 set_environ (envv);
1248
1189 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1249 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190 return false; 1250 return false;
1191 1251
1192 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193 input_method = display->get_xim (locale, modifiers); 1252 input_method = display->get_xim (locale, modifiers);
1194 if (input_method == NULL) 1253 if (input_method == NULL)
1195 return false; 1254 return false;
1196 1255
1197 xim = input_method->xim; 1256 xim = input_method->xim;
1257 spot.x = spot.y = -1;
1198 1258
1199 xim_styles = NULL; 1259 xim_styles = NULL;
1200 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1260 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201 || !xim_styles || !xim_styles->count_styles) 1261 || !xim_styles || !xim_styles->count_styles)
1202 { 1262 {
1203 display->put_xim (input_method); 1263 im_destroy ();
1204 return false; 1264 return false;
1205 } 1265 }
1206 1266
1207 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1267 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1268
1269 for (int pi = 0; pi < 2; pi++)
1270 {
1271 p = pet[pi];
1272
1273 if (!p)
1274 continue;
1275
1208 s = rxvt_splitcommastring(p); 1276 s = rxvt_splitcommastring (p);
1277
1209 for (i = found = 0; !found && s[i]; i++) 1278 for (i = found = 0; !found && s[i]; i++)
1210 { 1279 {
1211 if (!STRCMP(s[i], "OverTheSpot")) 1280 if (!strcmp (s[i], "OverTheSpot"))
1212 input_style = (XIMPreeditPosition | XIMStatusNothing); 1281 input_style = XIMPreeditPosition | XIMStatusNothing;
1213 else if (!STRCMP(s[i], "OffTheSpot")) 1282 else if (!strcmp (s[i], "OffTheSpot"))
1214 input_style = (XIMPreeditArea | XIMStatusArea); 1283 input_style = XIMPreeditArea | XIMStatusArea;
1215 else if (!STRCMP(s[i], "Root")) 1284 else if (!strcmp (s[i], "Root"))
1216 input_style = (XIMPreeditNothing | XIMStatusNothing); 1285 input_style = XIMPreeditNothing | XIMStatusNothing;
1286 else if (!strcmp (s[i], "None"))
1287 input_style = XIMPreeditNone | XIMStatusNone;
1288#ifdef ENABLE_XIM_ONTHESPOT
1289 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1290 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1291#endif
1292 else
1293 input_style = XIMPreeditNothing | XIMStatusNothing;
1217 1294
1218 for (j = 0; j < xim_styles->count_styles; j++) 1295 for (j = 0; j < xim_styles->count_styles; j++)
1219 if (input_style == xim_styles->supported_styles[j]) 1296 if (input_style == xim_styles->supported_styles[j])
1220 { 1297 {
1298 rxvt_freecommastring (s);
1299
1221 found = 1; 1300 found = 1;
1222 break; 1301 goto foundpet;
1302 }
1303
1223 } 1304 }
1224 }
1225 1305
1226 for (i = 0; s[i]; i++) 1306 rxvt_freecommastring (s);
1227 free (s[i]); 1307 }
1228 1308
1229 free (s); 1309foundpet:
1310
1230 XFree (xim_styles); 1311 XFree (xim_styles);
1231 1312
1232 if (!found) 1313 if (!found)
1233 { 1314 {
1234 display->put_xim (input_method); 1315 im_destroy ();
1235 return false; 1316 return false;
1236 } 1317 }
1237 1318
1238 preedit_attr = status_attr = NULL; 1319 XFontSet fs = 0;
1320 XVaNestedList preedit_attr = 0, status_attr = 0;
1321
1322 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1323 {
1324 // fake us a font-set, please
1325 char **missing_charset_list;
1326 int missing_charset_count;
1327 char *def_string;
1328 char pat[512];
1329
1330 sprintf (pat,
1331 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1332 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1333 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1334 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1335 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1336 "*",
1337 fheight,
1338 fheight + 1, fheight - 1,
1339 fheight - 2, fheight + 2);
1340
1341 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1342 &missing_charset_list, &missing_charset_count, &def_string);
1343
1344 if (missing_charset_list)
1345 XFreeStringList (missing_charset_list);
1346
1347 if (!fs)
1348 {
1349 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1350 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1351 }
1352 }
1239 1353
1240 if (input_style & XIMPreeditPosition) 1354 if (input_style & XIMPreeditPosition)
1241 { 1355 {
1242 im_set_size (&rect); 1356 im_set_size (rect);
1243 im_set_position (&spot); 1357 im_set_position (spot);
1244 im_set_color (&fg, &bg); 1358 im_set_color (fg, bg);
1245 1359
1246 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1360 preedit_attr = XVaCreateNestedList (0,
1361 XNForeground, fg,
1362 XNBackground, bg,
1363 XNArea, &rect,
1247 XNSpotLocation, &spot, 1364 XNSpotLocation, &spot,
1248 XNForeground, fg, XNBackground, bg,
1249 //XNFontSet, TermWin.fontset, 1365 XNFontSet, fs,
1250 NULL); 1366 NULL);
1251 } 1367 }
1252 else if (input_style & XIMPreeditArea) 1368 else if (input_style & XIMPreeditArea)
1253 { 1369 {
1254 im_set_color (&fg, &bg); 1370 im_set_color (fg, bg);
1255 1371
1256 /* 1372 /*
1257 * The necessary width of preedit area is unknown 1373 * The necessary width of preedit area is unknown
1258 * until create input context. 1374 * until create input context.
1259 */ 1375 */
1260 needed_rect.width = 0; 1376 needed_rect.width = 0;
1261
1262 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1377 im_set_preedit_area (rect, status_rect, needed_rect);
1263 1378
1264 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1379 preedit_attr = XVaCreateNestedList (0,
1380 XNForeground, fg,
1265 XNForeground, fg, XNBackground, bg, 1381 XNBackground, bg,
1382 XNArea, &rect,
1383 XNFontSet, fs,
1384 NULL);
1385 status_attr = XVaCreateNestedList (0,
1386 XNForeground, fg,
1387 XNBackground, bg,
1388 XNArea, &status_rect,
1266 //XNFontSet, TermWin.fontset, 1389 XNFontSet, fs,
1267 NULL); 1390 NULL);
1268 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1391 }
1269 XNForeground, fg, XNBackground, bg, 1392#if ENABLE_XIM_ONTHESPOT
1270 //XNFontSet, TermWin.fontset, 1393 else if (input_style & XIMPreeditCallbacks)
1394 {
1395 im_set_position (spot);
1396
1397 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1398 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1399 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1400# if 0
1401 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1402# endif
1403
1404 preedit_attr = XVaCreateNestedList (0,
1405 XNSpotLocation, &spot,
1406 XNPreeditStartCallback, &xcb[0],
1407 XNPreeditDoneCallback , &xcb[1],
1408 XNPreeditDrawCallback , &xcb[2],
1409# if 0
1410 XNPreeditCaretCallback, &xcb[3],
1411# endif
1271 NULL); 1412 NULL);
1272 } 1413 }
1414#endif
1273 1415
1274 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1416 Input_Context = XCreateIC (xim,
1417 XNInputStyle, input_style,
1275 XNClientWindow, TermWin.parent[0], 1418 XNClientWindow, vt,
1276 XNFocusWindow, TermWin.parent[0], 1419 XNFocusWindow, parent[0],
1277 preedit_attr ? XNPreeditAttributes : NULL, 1420 preedit_attr ? XNPreeditAttributes : NULL,
1278 preedit_attr, 1421 preedit_attr,
1279 status_attr ? XNStatusAttributes : NULL, 1422 status_attr ? XNStatusAttributes : NULL,
1280 status_attr, NULL); 1423 status_attr, NULL);
1424
1281 if (preedit_attr) XFree(preedit_attr); 1425 if (preedit_attr) XFree (preedit_attr);
1282 if (status_attr) XFree(status_attr); 1426 if (status_attr) XFree (status_attr);
1427 if (fs) XFreeFontSet (dpy, fs);
1283 1428
1284 if (Input_Context == NULL) 1429 if (Input_Context == NULL)
1285 { 1430 {
1286 rxvt_print_error("failed to create input context"); 1431 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1287 display->put_xim (input_method); 1432 im_destroy ();
1288 return false; 1433 return false;
1289 } 1434 }
1290 1435
1291 if (input_style & XIMPreeditArea) 1436#if 0
1437 // unfortunately, only the focus window is used by XIM, hard to fix
1438 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1439 vt_select_input ();
1440#endif
1441
1292 IMSetStatusPosition (); 1442 IMSetPosition ();
1293 1443
1294 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1295 return true; 1444 return true;
1296} 1445}
1297 1446
1298void 1447void
1299rxvt_term::im_cb () 1448rxvt_term::im_cb ()
1300{ 1449{
1301 int i, found, had_im; 1450 int i;
1302 const char *p; 1451 const char *p;
1303 char **s; 1452 char **s;
1304 char buf[IMBUFSIZ]; 1453 char buf[IMBUFSIZ];
1305 1454
1455 make_current ();
1456
1306 im_destroy (); 1457 im_destroy ();
1307 1458
1308 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1309 if (Input_Context) 1459 if (Input_Context)
1310 return; 1460 return;
1311 1461
1312#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1462#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313 if (rs[Rs_imLocale]) 1463 if (rs[Rs_imLocale])
1314 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1464 SET_LOCALE (rs[Rs_imLocale]);
1315#endif 1465#endif
1316 1466
1317 p = rs[Rs_inputMethod]; 1467 p = rs[Rs_inputMethod];
1318 if (p && *p) 1468 if (p && *p)
1319 { 1469 {
1320 bool found = false; 1470 bool found = false;
1321 1471
1322 s = rxvt_splitcommastring (p); 1472 s = rxvt_splitcommastring (p);
1473
1323 for (i = 0; s[i]; i++) 1474 for (i = 0; s[i]; i++)
1324 { 1475 {
1325 if (*s[i]) 1476 if (*s[i])
1326 { 1477 {
1327 STRCPY (buf, "@im="); 1478 strcpy (buf, "@im=");
1328 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1479 strncat (buf, s[i], IMBUFSIZ - 5);
1329 if (IM_get_IC (buf)) 1480 if (IM_get_IC (buf))
1330 { 1481 {
1331 found = true; 1482 found = true;
1332 break; 1483 break;
1333 } 1484 }
1334 } 1485 }
1335 } 1486 }
1336 for (i = 0; s[i]; i++) 1487
1337 free(s[i]); 1488 rxvt_freecommastring (s);
1338 free(s);
1339 1489
1340 if (found) 1490 if (found)
1341 goto done; 1491 goto done;
1342 } 1492 }
1343 1493
1350 goto done; 1500 goto done;
1351 1501
1352done: 1502done:
1353#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1503#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354 if (rs[Rs_imLocale]) 1504 if (rs[Rs_imLocale])
1355 setlocale (LC_CTYPE, locale); 1505 SET_LOCALE (locale);
1356#endif 1506#endif
1357} 1507}
1358 1508
1359void 1509void
1360rxvt_term::IMSetStatusPosition () 1510rxvt_term::IMSetPosition ()
1361{ 1511{
1362 XRectangle preedit_rect, status_rect, *needed_rect; 1512 XRectangle preedit_rect, status_rect, *needed_rect;
1363 XVaNestedList preedit_attr, status_attr; 1513 XVaNestedList preedit_attr, status_attr;
1364 1514
1365 if (Input_Context == NULL 1515 if (!Input_Context
1366 || !TermWin.focus || !(input_style & XIMPreeditArea) 1516 || !focus
1517 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1367 || !IMisRunning ()) 1518 || !IMisRunning ())
1368 return; 1519 return;
1369 1520
1521 if (input_style & XIMPreeditPosition)
1522 {
1523 im_set_size (preedit_rect);
1524 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1525
1526 XSetICValues (Input_Context,
1527 XNPreeditAttributes, preedit_attr, NULL);
1528 }
1529 else
1530 {
1370 /* Getting the necessary width of preedit area */ 1531 /* Getting the necessary width of preedit area */
1371 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1532 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1372 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1533 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1373 XFree(status_attr); 1534 XFree (status_attr);
1374 1535
1375 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1536 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1537 XFree (needed_rect);
1376 1538
1377 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1539 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1378 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1540 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1379 1541
1380 XSetICValues(Input_Context, 1542 XSetICValues (Input_Context,
1381 XNPreeditAttributes, preedit_attr, 1543 XNPreeditAttributes, preedit_attr,
1382 XNStatusAttributes, status_attr, NULL); 1544 XNStatusAttributes, status_attr,
1545 NULL);
1383 1546
1547 XFree (status_attr);
1548 }
1549
1384 XFree(preedit_attr); 1550 XFree (preedit_attr);
1385 XFree(status_attr);
1386} 1551}
1387#endif /* USE_XIM */ 1552#endif /* USE_XIM */
1388 1553
1389/*----------------------------------------------------------------------*/ 1554void
1390rxvt_t rxvt_current_term; 1555rxvt_term::get_window_origin (int &x, int &y)
1556{
1557 Window cr;
1558 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1559/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1560}
1561
1562Pixmap
1563rxvt_term::get_pixmap_property (int prop_id)
1564{
1565 if (prop_id > 0 && prop_id < NUM_XA)
1566 if (xa[prop_id])
1567 {
1568 int aformat;
1569 unsigned long nitems, bytes_after;
1570 Atom atype;
1571 unsigned char *prop = NULL;
1572 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1573 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1574 &nitems, &bytes_after, &prop);
1575 if (result == Success && prop && atype == XA_PIXMAP)
1576 return *(Pixmap *)prop;
1577 }
1578
1579 return None;
1580}
1581
1582#ifdef HAVE_BG_PIXMAP
1583# if TRACE_PIXMAPS
1584# undef update_background
1585void
1586rxvt_term::trace_update_background (const char *file, int line)
1587{
1588 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1589 update_background ();
1590}
1591# endif
1592
1593void
1594rxvt_term::update_background ()
1595{
1596 if (update_background_ev.is_active ())
1597 return;
1598
1599 bgPixmap.invalidate ();
1600
1601 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1602
1603 if (to_wait <= 0.)
1604 bgPixmap.render ();
1605 else
1606 update_background_ev.start (to_wait);
1607}
1608
1609void
1610rxvt_term::update_background_cb (ev::timer &w, int revents)
1611{
1612 make_current ();
1613
1614 update_background_ev.stop ();
1615 bgPixmap.render ();
1616 refresh_check ();
1617}
1618
1619#endif /* HAVE_BG_PIXMAP */
1391 1620
1392/*----------------------- end-of-file (C source) -----------------------*/ 1621/*----------------------- end-of-file (C source) -----------------------*/

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