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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.14 by pcg, Thu Dec 18 00:29:29 2003 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 * $Id: main.C,v 1.14 2003/12/18 00:29:29 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * 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>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2008 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 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>
45#endif 51# endif
52#endif
46 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
59static char curlocale[128], savelocale[128];
60
61bool
62rxvt_set_locale (const char *locale) NOTHROW
63{
64 int size = strlen (locale) + 1;
65
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);
73 setlocale (LC_CTYPE, curlocale);
74 return true;
75}
76
47void * 77void
48rxvt_term::operator new (size_t s) 78rxvt_push_locale (const char *locale) NOTHROW
49{ 79{
50 void *p = malloc (s); 80 strcpy (savelocale, curlocale);
81 rxvt_set_locale (locale);
82}
51 83
52 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
53 return p; 149 return len;
54}
55 150
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 151}
152#endif
61 153
62rxvt_term::rxvt_term () 154rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 155{
156#if HAVE_BG_PIXMAP
157 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
158#endif
64#ifdef CURSOR_BLINK 159#ifdef CURSOR_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 160 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
161#endif
162#ifdef TEXT_BLINK
163 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
164#endif
165#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
166 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
167#endif
168#ifdef SELECTION_SCROLLING
169 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
170#endif
171#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
172 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
173#endif
174#if ENABLE_TRANSPARENCY || ENABLE_PERL
175 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
176#endif
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),
66#endif 180#endif
67#ifdef POINTER_BLANK 181#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 182 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69#endif 183#endif
70 x_ev (this, &rxvt_term::x_cb), 184#ifndef NO_BELL
71 destroy_ev (this, &rxvt_term::destroy_cb), 185 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
72 check_ev (this, &rxvt_term::check_cb), 186#endif
73 incr_ev (this, &rxvt_term::incr_cb) 187 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
74{ 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
75 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 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;
76} 214}
77 215
78rxvt_term::~rxvt_term () 216rxvt_term::~rxvt_term ()
79{ 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
237#ifdef USE_XIM
238 im_destroy ();
239#endif
240#ifdef XTERM_SCROLLBAR
241 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
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);
265
266 delete drawable;
267 // destroy all windows
268 if (parent[0])
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 }
285
80 scr_release (); 286 scr_release ();
81 287
82#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 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);
83 free (locale); 296 free (locale);
84#endif 297 free (v_buffer);
85#ifndef NO_SETOWNER_TTYDEV 298 free (incr_buf);
86 rxvt_privileged_ttydev (this, RESTORE);
87#endif
88#ifdef UTMP_SUPPORT
89 rxvt_privileged_utmp (this, RESTORE);
90#endif
91#ifdef USE_XIM
92 if (Input_Context != NULL)
93 {
94 XDestroyIC (Input_Context);
95 Input_Context = NULL;
96 }
97#endif
98 299
99 if (cmd_fd >= 0) 300 delete envv;
100 close (cmd_fd); 301 delete argv;
101 302
102 if (Xfd >= 0) 303#ifdef KEYSYM_RESOURCE
103 XCloseDisplay (Xdisplay); 304 delete keyboard;
305#endif
306#ifndef NO_RESOURCES
307 XrmDestroyDatabase (option_db);
308#endif
309}
104 310
105 delete PixColors; 311// child has exited, usually destroys
312void
313rxvt_term::child_cb (ev::child &w, int status)
314{
315 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
316
317 cmd_pid = 0;
318
319 if (!option (Opt_hold))
320 destroy ();
106} 321}
107 322
108void 323void
109rxvt_term::destroy () 324rxvt_term::destroy ()
110{ 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
335 if (display)
336 {
337#if USE_XIM
338 im_ev.stop (display);
339#endif
340 scrollbar_ev.stop (display);
341#if ENABLE_TRANSPARENCY || ENABLE_PERL
342 rootwin_ev.stop (display);
343#endif
344 incr_ev.stop ();
345 termwin_ev.stop (display);
346 vt_ev.stop (display);
347 }
348
111 check_ev.stop (); 349 flush_ev.stop ();
112 pty_ev.stop (); 350 pty_ev.stop ();
113 x_ev.stop ();
114#ifdef CURSOR_BLINK 351#ifdef CURSOR_BLINK
352 cursor_blink_ev.stop ();
353#endif
354#ifdef TEXT_BLINK
115 blink_ev.stop (); 355 text_blink_ev.stop ();
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 ();
116#endif 362#endif
117#ifdef POINTER_BLANK 363#ifdef POINTER_BLANK
118 pointer_ev.stop (); 364 pointer_ev.stop ();
119#endif 365#endif
120 366
121 destroy_ev.start (0); 367 destroy_ev.start ();
122} 368}
123 369
124void 370void
125rxvt_term::destroy_cb (time_watcher &w) 371rxvt_term::destroy_cb (ev::idle &w, int revents)
126{ 372{
127 SET_R (this); 373 make_current ();
128 374
129 delete this; 375 delete this;
130}
131
132/*----------------------------------------------------------------------*/
133/* rxvt_init() */
134/* LIBPROTO */
135rxvt_t
136rxvt_init (int argc, const char *const *argv)
137{
138 SET_R (new rxvt_term);
139 dR;
140
141 if (!R->init_vars () || !R->init (argc, argv))
142 {
143 delete R;
144 return NULL;
145 }
146
147 return R;
148}
149
150/* EXTPROTO */
151void
152rxvt_init_signals ()
153{
154/* install exit handler for cleanup */
155#if 0
156#ifdef HAVE_ATEXIT
157 atexit(rxvt_clean_exit);
158#else
159#endif
160#endif
161
162 struct sigaction sa;
163
164 sigfillset (&sa.sa_mask);
165 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
166 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
167 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
168 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
169 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
170 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
171 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
172
173/* need to trap SIGURG for SVR4 (Unixware) rlogin */
174/* signal (SIGURG, SIG_DFL); */
175
176 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
177 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
178}
179
180bool
181rxvt_term::init (int argc, const char *const *argv)
182{
183 dR;//TODO (scrollbar, setidle)
184
185 /*
186 * Save and then give up any super-user privileges
187 * If we need privileges in any area then we must specifically request it.
188 * We should only need to be root in these cases:
189 * 1. write utmp entries on some systems
190 * 2. chown tty on some systems
191 */
192 rxvt_privileges (this, SAVE);
193 rxvt_privileges (this, IGNORE);
194
195 rxvt_init_secondary (this);
196
197 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
198
199#if (MENUBAR_MAX)
200 rxvt_menubar_read (this, rs[Rs_menu]);
201#endif
202#ifdef HAVE_SCROLLBARS
203 if (Options & Opt_scrollBar)
204 scrollbar_setIdle (); /* set existence for size calculations */
205#endif
206
207 rxvt_Create_Windows (this, argc, argv);
208
209 rxvt_init_xlocale (this);
210
211 scr_reset (); /* initialize screen */
212#ifdef RXVT_GRAPHICS
213 rxvt_Gr_reset (this); /* reset graphics */
214#endif
215
216#if 0
217#ifdef DEBUG_X
218 XSynchronize(Xdisplay, True);
219#endif
220#endif
221
222#ifdef HAVE_SCROLLBARS
223 if (Options & Opt_scrollBar)
224 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
225#endif
226#if (MENUBAR_MAX)
227 if (menubar_visible(r))
228 XMapWindow (Xdisplay, menuBar.win);
229#endif
230#ifdef TRANSPARENT
231 if (Options & Opt_transparent)
232 {
233 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
234 rxvt_check_our_parents (this);
235 }
236#endif
237 XMapWindow (Xdisplay, TermWin.vt);
238 XMapWindow (Xdisplay, TermWin.parent[0]);
239
240 rxvt_init_env (this);
241 rxvt_init_command (this, cmd_argv);
242
243 x_ev.start (Xfd, EVENT_READ);
244 pty_ev.start (cmd_fd, EVENT_READ);
245
246 check_ev.start ();
247
248 process_x_events ();
249
250 return true;
251}
252
253/* ------------------------------------------------------------------------- *
254 * SIGNAL HANDLING & EXIT HANDLER *
255 * ------------------------------------------------------------------------- */
256/*
257 * Catch a SIGCHLD signal and exit if the direct child has died
258 */
259/* ARGSUSED */
260/* EXTPROTO */
261RETSIGTYPE
262rxvt_Child_signal(int sig __attribute__ ((unused)))
263{
264 int pid, save_errno = errno;
265 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
266 ;
267 errno = save_errno;
268
269#if 0
270 if (pid == R->cmd_pid)
271 exit (EXIT_SUCCESS);
272#endif
273}
274
275/*
276 * Catch a fatal signal and tidy up before quitting
277 */
278/* EXTPROTO */
279RETSIGTYPE
280rxvt_Exit_signal(int sig)
281{
282 signal(sig, SIG_DFL);
283#ifdef DEBUG_CMD
284 rxvt_print_error("signal %d", sig);
285#endif
286 rxvt_clean_exit();
287 kill(getpid(), sig);
288}
289
290/* ARGSUSED */
291/* INTPROTO */
292int
293rxvt_xerror_handler(const Display * display
294 __attribute__ ((unused)), const XErrorEvent * event)
295{
296 dR;
297
298 if (R->allowedxerror == -1)
299 R->allowedxerror = event->error_code;
300 else
301 {
302 rxvt_print_error("XError: Request: %d . %d, Error: %d",
303 event->request_code, event->minor_code,
304 event->error_code);
305
306 R->destroy ();
307 }
308
309 return 0;
310} 376}
311 377
312/*----------------------------------------------------------------------*/ 378/*----------------------------------------------------------------------*/
313/* 379/*
314 * Exit gracefully, clearing the utmp entry and restoring tty attributes 380 * Exit gracefully, clearing the utmp entry and restoring tty attributes
315 * 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
316 */ 382 */
317/* EXTPROTO */ 383static XErrorHandler old_xerror_handler;
318void
319rxvt_clean_exit ()
320{
321 dR;
322 384
323 R->destroy (); 385static void
324} 386rxvt_emergency_cleanup ()
325
326/* ------------------------------------------------------------------------- *
327 * MEMORY ALLOCATION WRAPPERS *
328 * ------------------------------------------------------------------------- */
329/* EXTPROTO */
330void *
331rxvt_malloc(size_t size)
332{ 387{
333 void *p; 388 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
334 389 (*t)->emergency_cleanup ();
335 p = malloc(size);
336 if (p)
337 return p;
338
339 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
340 rxvt_clean_exit();
341 exit(EXIT_FAILURE);
342/* NOTREACHED */
343} 390}
344 391
345/* EXTPROTO */ 392#if !ENABLE_MINIMAL
346void * 393static void
347rxvt_calloc(size_t number, size_t size) 394print_x_error (Display *dpy, XErrorEvent *event)
348{ 395{
349 void *p; 396 char buffer[BUFSIZ];
350 397 char mesg[BUFSIZ];
351 p = calloc(number, size); 398 char number[32];
352 if (p) 399 char *mtype = "XlibMessage";
353 return p; 400 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
354 401 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
355 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 402 rxvt_warn ("An X Error occured, trying to continue after report.\n");
356 rxvt_clean_exit(); 403 rxvt_warn ("%s: %s\n", mesg, buffer);
357 exit(EXIT_FAILURE); 404 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
358/* 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);
359} 438}
360
361/* EXTPROTO */
362void *
363rxvt_realloc(void *ptr, size_t size)
364{
365 void *p;
366
367 if (ptr)
368 p = realloc(ptr, size);
369 else
370 p = malloc(size);
371 if (p)
372 return p;
373
374 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375 rxvt_clean_exit();
376 exit(EXIT_FAILURE);
377/* NOTREACHED */
378}
379
380/* ------------------------------------------------------------------------- *
381 * PRIVILEGED OPERATIONS *
382 * ------------------------------------------------------------------------- */
383/* take care of suid/sgid super-user (root) privileges */
384/* INTPROTO */
385void
386rxvt_privileges(pR_ int mode)
387{
388#if ! defined(__CYGWIN32__)
389# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
390/* setreuid() is the poor man's setuid(), seteuid() */
391# define seteuid(a) setreuid(-1, (a))
392# define setegid(a) setregid(-1, (a))
393# define HAVE_SETEUID
394# endif 439#endif
395# ifdef HAVE_SETEUID 440
396 switch (mode) { 441int
397 case IGNORE: 442rxvt_xerror_handler (Display *display, XErrorEvent *event)
398 /* 443{
399 * change effective uid/gid - not real uid/gid - so we can switch 444 if (GET_R->allowedxerror == -1)
400 * back to root later, as required 445 GET_R->allowedxerror = event->error_code;
401 */ 446 else
402 seteuid(getuid());
403 setegid(getgid());
404 break;
405 case SAVE:
406 R->euid = geteuid();
407 R->egid = getegid();
408 break;
409 case RESTORE:
410 seteuid(R->euid);
411 setegid(R->egid);
412 break;
413 } 447 {
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);
414# else 452#else
415 switch (mode) { 453 print_x_error (display, event);
416 case IGNORE:
417 setuid(getuid());
418 setgid(getgid());
419 /* FALLTHROUGH */
420 case SAVE:
421 /* FALLTHROUGH */
422 case RESTORE:
423 break;
424 }
425# endif 454#endif
426#endif 455 }
427}
428 456
429#ifdef UTMP_SUPPORT 457 return 0;
430/* EXTPROTO */ 458}
431void
432rxvt_privileged_utmp(pR_ char action)
433{
434 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
435 action, R->next_utmp_action, getpid()));
436 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
437 || (R->Options & Opt_utmpInhibit)
438 || R->ttydev == NULL || *R->ttydev == '\0')
439 return;
440 459
441 rxvt_privileges(aR_ RESTORE); 460int
442 if (action == SAVE) { 461rxvt_xioerror_handler (Display *display)
443 R->next_utmp_action = RESTORE; 462{
444 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]); 463 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 } else { /* action == RESTORE */ 464 DisplayString (display));
446 R->next_utmp_action = IGNORE; 465 rxvt_emergency_cleanup ();
447 rxvt_cleanutent(aR); 466 _exit (EXIT_FAILURE);
467}
468
469static struct sig_handlers
470{
471 ev::sig sw_term, sw_int;
472
473 /*
474 * Catch a fatal signal and tidy up before quitting
475 */
476 void sig_term (ev::sig &w, int revents);
477
478 sig_handlers ()
479 {
480 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
481 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
448 } 482 }
449 rxvt_privileges(aR_ IGNORE); 483} sig_handlers;
450}
451#endif
452 484
453#ifndef NO_SETOWNER_TTYDEV
454/* EXTPROTO */
455void 485void
456rxvt_privileged_ttydev(pR_ char action) 486sig_handlers::sig_term (ev::sig &w, int revents)
457{ 487{
458 D_MAIN((stderr, 488 rxvt_emergency_cleanup ();
459 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)", 489 w.stop ();
460 action, R->next_tty_action, getpid())); 490 kill (getpid (), w.signum);
461 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
462 || R->ttydev == NULL || *R->ttydev == '\0')
463 return;
464
465 rxvt_privileges(aR_ RESTORE);
466
467 if (action == SAVE) {
468 R->next_tty_action = RESTORE;
469# ifndef RESET_TTY_TO_COMMON_DEFAULTS
470/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
471 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
472 R->next_tty_action = IGNORE;
473 else
474# endif
475 {
476 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
477 chmod(R->ttydev, R->ttymode);
478# ifdef HAVE_REVOKE
479 revoke(R->ttydev);
480# endif
481 }
482 } else { /* action == RESTORE */
483 R->next_tty_action = IGNORE;
484# ifndef RESET_TTY_TO_COMMON_DEFAULTS
485 chmod(R->ttydev, R->ttyfd_stat.st_mode);
486 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
487# else
488 chmod(R->ttydev,
489 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
490 chown(R->ttydev, 0, 0);
491# endif
492 }
493
494 rxvt_privileges(aR_ IGNORE);
495
496# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
498 action == RESTORE ? "Restoring" : (action ==
499 SAVE ? "Saving" :
500 "UNKNOWN ERROR for"), R->ttydev,
501 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
502 R->ttyfd_stat.st_gid));
503# endif
504} 491}
505#endif 492
493char **rxvt_environ; // startup environment
494
495void
496rxvt_init ()
497{
498 ptytty::init ();
499
500 if (!ev_default_loop (0))
501 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
502
503 rxvt_environ = environ;
504
505 signal (SIGHUP, SIG_IGN);
506 signal (SIGPIPE, SIG_IGN);
507
508 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
509 sig_handlers.sw_int.start (SIGINT); ev_unref ();
510
511 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
512 /* signal (SIGURG, SIG_DFL); */
513
514 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
515 // TODO: handle this with exceptions and tolerate the memory loss
516 XSetIOErrorHandler (rxvt_xioerror_handler);
517
518 XrmInitialize ();
519}
506 520
507/*----------------------------------------------------------------------*/ 521/*----------------------------------------------------------------------*/
508/* 522/*
509 * window size/position calculcations for XSizeHint and other storage. 523 * window size/position calculations for XSizeHint and other storage.
510 * if width/height are non-zero then override calculated width/height 524 * if width/height are non-zero then override calculated width/height
511 */ 525 */
512/* EXTPROTO */
513void 526void
514rxvt_window_calc(pR_ unsigned int width, unsigned int height) 527rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
515{ 528{
516 short recalc_x, recalc_y; 529 short recalc_x, recalc_y;
517 int x, y, sb_w, mb_h, flags; 530 int x, y, sb_w, flags;
518 unsigned int w, h; 531 unsigned int w, h;
519 unsigned int max_width, max_height; 532 unsigned int max_width, max_height;
520 533
521 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
522 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
523 R->szHint.height));
524 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
525 R->szHint.win_gravity = NorthWestGravity; 535 szHint.win_gravity = NorthWestGravity;
526/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 536 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
527 537
528 recalc_x = recalc_y = 0; 538 recalc_x = recalc_y = 0;
529 flags = 0; 539 flags = 0;
540
530 if (!R->parsed_geometry) { 541 if (!parsed_geometry)
542 {
531 R->parsed_geometry = 1; 543 parsed_geometry = 1;
544
532 if (R->rs[Rs_geometry]) 545 if (rs[Rs_geometry])
533 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 546 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
547
534 if (flags & WidthValue) { 548 if (flags & WidthValue)
535 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 549 {
550 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
536 R->szHint.flags |= USSize; 551 szHint.flags |= USSize;
537 } 552 }
553
538 if (flags & HeightValue) { 554 if (flags & HeightValue)
539 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 555 {
556 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
540 R->szHint.flags |= USSize; 557 szHint.flags |= USSize;
541 } 558 }
559
542 if (flags & XValue) { 560 if (flags & XValue)
561 {
543 R->szHint.x = x; 562 szHint.x = x;
544 R->szHint.flags |= USPosition; 563 szHint.flags |= USPosition;
564
545 if (flags & XNegative) { 565 if (flags & XNegative)
566 {
546 recalc_x = 1; 567 recalc_x = 1;
547 R->szHint.win_gravity = NorthEastGravity; 568 szHint.win_gravity = NorthEastGravity;
548 } 569 }
549 } 570 }
571
550 if (flags & YValue) { 572 if (flags & YValue)
573 {
551 R->szHint.y = y; 574 szHint.y = y;
552 R->szHint.flags |= USPosition; 575 szHint.flags |= USPosition;
576
553 if (flags & YNegative) { 577 if (flags & YNegative)
578 {
554 recalc_y = 1; 579 recalc_y = 1;
580
555 if (R->szHint.win_gravity == NorthEastGravity) 581 if (szHint.win_gravity == NorthEastGravity)
556 R->szHint.win_gravity = SouthEastGravity; 582 szHint.win_gravity = SouthEastGravity;
557 else 583 else
558 R->szHint.win_gravity = SouthWestGravity; 584 szHint.win_gravity = SouthWestGravity;
559 } 585 }
560 } 586 }
561 } 587 }
588
562/* TODO: BOUNDS */ 589 /* TODO: BOUNDS */
563 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 590 width = ncol * fwidth;
564 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 591 height = nrow * fheight;
565 max_width = MAX_COLS * R->TermWin.fwidth; 592 max_width = MAX_COLS * fwidth;
566 max_height = MAX_ROWS * R->TermWin.fheight; 593 max_height = MAX_ROWS * fheight;
567 594
568 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 595 szHint.base_width = szHint.base_height = 2 * int_bwidth;
569 596
570 sb_w = mb_h = 0; 597 sb_w = 0;
571 R->window_vt_x = R->window_vt_y = 0; 598 window_vt_x = window_vt_y = int_bwidth;
572 if (scrollbar_visible(R)) { 599
600 if (scrollBar.state)
601 {
573 sb_w = scrollbar_TotalWidth(); 602 sb_w = scrollBar.total_width ();
574 R->szHint.base_width += sb_w; 603 szHint.base_width += sb_w;
604
575 if (!(R->Options & Opt_scrollBar_right)) 605 if (!option (Opt_scrollBar_right))
576 R->window_vt_x = sb_w; 606 window_vt_x += sb_w;
577 } 607 }
578 if (menubar_visible(R)) { 608
579 mb_h = menuBar_TotalHeight();
580 R->szHint.base_height += mb_h;
581 R->window_vt_y = mb_h;
582 }
583 R->szHint.width_inc = R->TermWin.fwidth; 609 szHint.width_inc = fwidth;
584 R->szHint.height_inc = R->TermWin.fheight; 610 szHint.height_inc = fheight;
585 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 611 szHint.min_width = szHint.base_width + szHint.width_inc;
586 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 612 szHint.min_height = szHint.base_height + szHint.height_inc;
587 613
588 if (width && width - R->szHint.base_width < max_width) { 614 if (newwidth && newwidth - szHint.base_width < max_width)
615 {
589 R->szHint.width = width; 616 szHint.width = newwidth;
590 R->TermWin.width = width - R->szHint.base_width; 617 width = newwidth - szHint.base_width;
591 } else { 618 }
592 MIN_IT(R->TermWin.width, max_width); 619 else
620 {
621 min_it (width, max_width);
593 R->szHint.width = R->szHint.base_width + R->TermWin.width; 622 szHint.width = szHint.base_width + width;
594 } 623 }
624
595 if (height && height - R->szHint.base_height < max_height) { 625 if (newheight && newheight - szHint.base_height < max_height)
626 {
596 R->szHint.height = height; 627 szHint.height = newheight;
597 R->TermWin.height = height - R->szHint.base_height; 628 height = newheight - szHint.base_height;
598 } else { 629 }
599 MIN_IT(R->TermWin.height, max_height); 630 else
631 {
632 min_it (height, max_height);
600 R->szHint.height = R->szHint.base_height + R->TermWin.height; 633 szHint.height = szHint.base_height + height;
601 } 634 }
635
602 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 636 if (scrollBar.state && option (Opt_scrollBar_right))
603 R->window_sb_x = R->szHint.width - sb_w; 637 window_sb_x = szHint.width - sb_w;
604 638
605 if (recalc_x) 639 if (recalc_x)
606 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 640 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
607 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 641
608 if (recalc_y) 642 if (recalc_y)
609 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 643 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
610 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
611 644
612 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 645 ncol = width / fwidth;
613 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 646 nrow = height / fheight;
614 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
615 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
616 R->szHint.height));
617 return;
618} 647}
619 648
620/*----------------------------------------------------------------------*/ 649/*----------------------------------------------------------------------*/
621/* 650/*
622 * Tell the teletype handler what size the window is. 651 * Tell the teletype handler what size the window is.
623 * Called after a window size change. 652 * Called after a window size change.
624 */ 653 */
625void 654void
626rxvt_term::tt_winch () 655rxvt_term::tt_winch ()
627{ 656{
628 struct winsize ws; 657 if (pty->pty < 0)
629
630 if (cmd_fd < 0)
631 return; 658 return;
632 659
660 struct winsize ws;
661
633 ws.ws_col = TermWin.ncol; 662 ws.ws_col = ncol;
634 ws.ws_row = TermWin.nrow; 663 ws.ws_row = nrow;
635 ws.ws_xpixel = ws.ws_ypixel = 0; 664 ws.ws_xpixel = width;
636#ifndef DEBUG_SIZE 665 ws.ws_ypixel = height;
637 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 666 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
638#else 667
639 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 668#if 0
640 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 669 // TIOCSWINSZ is supposed to do this automatically and correctly
641# ifdef SIGWINCH
642 else if (cmd_pid) /* force through to the command */ 670 if (cmd_pid) /* force through to the command */
643 kill (cmd_pid, SIGWINCH); 671 kill (-cmd_pid, SIGWINCH);
644# endif
645#endif 672#endif
646} 673}
647 674
648/*----------------------------------------------------------------------*/ 675/*----------------------------------------------------------------------*/
649/* rxvt_change_font() - Switch to a new font */ 676/* set_fonts () - load and set the various fonts
650/* 677 *
651 * init = 1 - initialize 678 * init = 1 - initialize
652 * 679 *
653 * fontname == FONT_UP - switch to bigger font 680 * fontname == FONT_UP - switch to bigger font
654 * fontname == FONT_DN - switch to smaller font 681 * fontname == FONT_DN - switch to smaller font
655 */ 682 */
656/* EXTPROTO */ 683bool
657void 684rxvt_term::set_fonts ()
658rxvt_change_font(pR_ int init, const char *fontname)
659{ 685{
660} 686 rxvt_fontset *fs = new rxvt_fontset (this);
687 rxvt_fontprop prop;
661 688
662/* INTPROTO */ 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
663void 758void
664rxvt_font_up_down(pR_ int n, int direction) 759rxvt_term::set_string_property (Atom prop, const char *str, int len)
665{ 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);
666} 778}
667 779
668/*----------------------------------------------------------------------*/ 780/*----------------------------------------------------------------------*/
669/*----------------------------------------------------------------------*/ 781/*----------------------------------------------------------------------*/
670/* xterm sequences - title, iconName, color (exptl) */ 782/* xterm sequences - title, iconName, color (exptl) */
671/* EXTPROTO */
672void 783void
673rxvt_set_title(pR_ const char *str) 784rxvt_term::set_title (const char *str)
674{ 785{
675#ifndef SMART_WINDOW_TITLE 786 set_string_property (XA_WM_NAME, str);
676 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 787#if ENABLE_EWMH
677#else 788 set_utf8_property (xa[XA_NET_WM_NAME], str);
678 char *name;
679
680 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
681 name = NULL;
682 if (name == NULL || STRCMP(name, str))
683 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
684 if (name)
685 XFree(name);
686#endif 789#endif
687} 790}
688 791
689/* EXTPROTO */
690void 792void
691rxvt_set_iconName(pR_ const char *str) 793rxvt_term::set_icon_name (const char *str)
692{ 794{
693#ifndef SMART_WINDOW_TITLE 795 set_string_property (XA_WM_ICON_NAME, str);
694 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 796#if ENABLE_EWMH
695#else 797 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
696 char *name;
697
698 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
699 name = NULL;
700 if (name == NULL || STRCMP(name, str))
701 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
702 if (name)
703 XFree(name);
704#endif 798#endif
705} 799}
706 800
801void
802rxvt_term::set_window_color (int idx, const char *color)
803{
707#ifdef XTERM_COLOR_CHANGE 804#ifdef XTERM_COLOR_CHANGE
708/* EXTPROTO */
709void
710rxvt_set_window_color(pR_ int idx, const char *color)
711{
712 rxvt_color xcol; 805 rxvt_color xcol;
713 int i;
714 806
715 if (color == NULL || *color == '\0') 807 if (color == NULL || *color == '\0')
716 return; 808 return;
717 809
810 color = strdup (color);
811 allocated.push_back ((void *)color);
812 rs[Rs_color + idx] = color;
813
718/* handle color aliases */ 814 /* handle color aliases */
719 if (isdigit(*color)) { 815 if (isdigit (*color))
816 {
720 i = atoi(color); 817 int i = atoi (color);
721 if (i >= 8 && i <= 15) { /* bright colors */ 818
722 i -= 8; 819 if (i >= 8 && i <= 15)
723# ifndef NO_BRIGHTCOLOR 820 {
724 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 821 /* bright colors */
725 SET_PIXCOLOR(R, idx); 822 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
726 goto Done; 823 goto done;
727# endif
728 } 824 }
729 if (i >= 0 && i <= 7) { /* normal colors */ 825
730 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 826 if (i >= 0 && i <= 7)
731 SET_PIXCOLOR(R, idx); 827 {
828 /* normal colors */
829 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
732 goto Done; 830 goto done;
733 } 831 }
734 } 832 }
735 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
736 return;
737/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
738 833
739/* 834 set_color (xcol, color);
835
836 /*
740 * 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,
741 * so just keep gobbling up the colormap 838 * so just keep gobbling up the colormap
742 */ 839 */
743# if 0
744 for (i = Color_Black; i <= Color_White; i++)
745 if (R->PixColors[idx] == R->PixColors[i])
746 break;
747 if (i > Color_White) {
748 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
749 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
750 DisplayPlanes(R->Xdisplay, Xscreen));
751 }
752# endif
753 840
754 R->PixColors[idx] = xcol; 841 pix_colors_focused[idx] = xcol;
755 SET_PIXCOLOR(R, idx);
756 842
757/* XSetWindowAttributes attr; */ 843done:
758/* Cursor cursor; */
759 Done:
760 if (idx == Color_bg && !(R->Options & Opt_transparent))
761 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
762 R->PixColors[Color_bg]);
763
764/* handle Color_BD, scrollbar background, etc. */ 844 /*TODO: handle Color_BD, scrollbar background, etc. */
765 845
766 rxvt_set_colorfgbg(aR); 846 update_fade_color (idx);
767 rxvt_recolour_cursor(aR); 847 recolour_cursor ();
768/* the only reasonable way to enforce a clean update */ 848 scr_recolour ();
769 rxvt_scr_poweron(aR); 849#endif /* XTERM_COLOR_CHANGE */
770} 850}
771 851
772#else
773# define rxvt_set_window_color(aR_ idx,color) ((void)0)
774#endif /* XTERM_COLOR_CHANGE */
775
776/* EXTPROTO */
777void 852void
778rxvt_recolour_cursor(pR) 853rxvt_term::recolour_cursor ()
779{ 854{
780 rxvt_color xcol[2]; 855 XColor fg, bg;
781 856
782#if TODO 857 (ISSET_PIXCOLOR (Color_pointer_fg)
783 xcol[0] = R->PixColors[Color_pointer]; 858 ? pix_colors_focused[Color_pointer_fg]
784 xcol[1] = R->PixColors[Color_bg]; 859 : pix_colors_focused[Color_fg]).get (fg);
785 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 860
786 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 861 (ISSET_PIXCOLOR (Color_pointer_bg)
787#endif 862 ? pix_colors_focused[Color_pointer_bg]
863 : pix_colors_focused[Color_bg]).get (bg);
864
865 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
788} 866}
789 867
790/*----------------------------------------------------------------------*/ 868/*----------------------------------------------------------------------*/
791/* 869/*
792 * 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
793 */ 871 */
794/* INTPROTO */
795void 872void
796rxvt_set_colorfgbg(pR) 873rxvt_term::set_colorfgbg ()
797{ 874{
798 unsigned int i; 875 unsigned int i;
799 const char *xpmb = "\0"; 876 const char *xpmb = "";
800 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 877 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
801 878
802 R->env_colorfgbg = 879 strcpy (fstr, "default");
803 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 880 strcpy (bstr, "default");
804 STRCPY(fstr, "default");
805 STRCPY(bstr, "default");
806 for (i = Color_Black; i <= Color_White; i++) 881 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_fg] == R->PixColors[i]) { 882 if (pix_colors[Color_fg] == pix_colors[i])
883 {
808 sprintf(fstr, "%d", (i - Color_Black)); 884 sprintf (fstr, "%d", (i - Color_Black));
809 break; 885 break;
810 } 886 }
887
811 for (i = Color_Black; i <= Color_White; i++) 888 for (i = Color_Black; i <= Color_White; i++)
812 if (R->PixColors[Color_bg] == R->PixColors[i]) { 889 if (pix_colors[Color_bg] == pix_colors[i])
890 {
813 sprintf(bstr, "%d", (i - Color_Black)); 891 sprintf (bstr, "%d", (i - Color_Black));
814#ifdef XPM_BACKGROUND 892#ifdef BG_IMAGE_FROM_FILE
815 xpmb = "default;"; 893 xpmb = "default;";
816#endif 894#endif
817 break; 895 break;
818 } 896 }
897
819 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 898 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
820 putenv(R->env_colorfgbg);
821
822#ifndef NO_BRIGHTCOLOR
823 R->colorfgbg = DEFAULT_RSTYLE;
824 for (i = minCOLOR; i <= maxCOLOR; i++) {
825 if (R->PixColors[Color_fg] == R->PixColors[i])
826 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
827 if (R->PixColors[Color_bg] == R->PixColors[i])
828 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
829 }
830#endif
831} 899}
832 900
833/*----------------------------------------------------------------------*/ 901/*----------------------------------------------------------------------*/
834/*
835 * Colour determination for low colour displays, routine from
836 * Hans de Goede <hans@highrise.nl>
837 */
838 902
839/* EXTPROTO */ 903bool
840int 904rxvt_term::set_color (rxvt_color &color, const char *name)
841rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
842{ 905{
843 screen_in_out->set(aR_ colour); 906 if (color.set (this, name))
844
845 if (!screen_in_out->set(aR_ colour)) {
846 rxvt_print_error("can't allocate colour: %s", colour);
847 return false;
848 }
849
850 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]);
851} 917}
852 918
853/* -------------------------------------------------------------------- * 919/* -------------------------------------------------------------------- *
854 * - WINDOW RESIZING - * 920 * - WINDOW RESIZING - *
855 * -------------------------------------------------------------------- */ 921 * -------------------------------------------------------------------- */
856/* EXTPROTO */
857void 922void
858rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 923rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859 int ignoreparent)
860{ 924{
861 int fix_screen; 925 int fix_screen;
926 int old_width = szHint.width;
927 int old_height = szHint.height;
862 928
929 window_calc (newwidth, newheight);
930
931 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
932 XSetWMNormalHints (dpy, parent[0], &szHint);
933
934 if (!ignoreparent)
935 {
863#ifdef SMART_RESIZE 936#ifdef SMART_RESIZE
864 int old_width = R->szHint.width, old_height = R->szHint.height; 937 /*
865#endif
866
867 rxvt_window_calc(aR_ width, height);
868 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
869 if (!ignoreparent) {
870#ifdef SMART_RESIZE
871/*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 938 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
873 * reposition window on resize depending on placement on screen 939 * reposition window on resize depending on placement on screen
874 */ 940 */
875 int x, y, x1, y1; 941 int x, y, x1, y1;
876 int dx, dy; 942 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 943 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 944 Window unused_cr;
879 945
880 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 946 XTranslateCoordinates (dpy, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 947 0, 0, &x, &y, &unused_cr);
882 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 948 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 949 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 950 /*
885 * if Xroot 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
886 * our position for handles and decorations. Counter it 952 * our position for handles and decorations. Counter it
887 */ 953 */
888 if (x1 != x || y1 != y) { 954 if (x1 != x || y1 != y)
955 {
889 x -= x1; 956 x -= x1;
890 y -= y1; 957 y -= y1;
891 } 958 }
892 959
893 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 960 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 961 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895 dx = old_width - R->szHint.width; 962 dx = old_width - szHint.width;
896 dy = old_height - R->szHint.height; 963 dy = old_height - szHint.height;
897 964
898 /* Check position of the center of the window */ 965 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 966 if (x < x1) /* left half */
900 dx = 0; 967 dx = 0;
901 else if (x == x1) /* exact center */ 968 else if (x == x1) /* exact center */
902 dx /= 2; 969 dx /= 2;
903 if (y < y1) /* top half */ 970 if (y < y1) /* top half */
904 dy = 0; 971 dy = 0;
905 else if (y == y1) /* exact center */ 972 else if (y == y1) /* exact center */
906 dy /= 2; 973 dy /= 2;
907 974
908 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 975 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909 R->szHint.width, R->szHint.height); 976 szHint.width, szHint.height);
910#else 977#else
911 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 978 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912 R->szHint.height);
913#endif 979#endif
914 } 980 }
915 981
916 fix_screen = (R->TermWin.ncol != R->prev_ncol 982 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
917 || R->TermWin.nrow != R->prev_nrow); 983
918 if (fix_screen || width != R->old_width || height != R->old_height) { 984 if (fix_screen || newwidth != old_width || newheight != old_height)
919 if (scrollbar_visible(R)) { 985 {
986 if (scrollBar.state)
987 {
920 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 988 XMoveResizeWindow (dpy, scrollBar.win,
989 window_sb_x, 0,
921 0, scrollbar_TotalWidth(), R->szHint.height); 990 scrollBar.total_width (), szHint.height);
922 rxvt_Resize_scrollBar(aR); 991 resize_scrollbar ();
923 } 992 }
924 if (menubar_visible(R)) 993
925 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 994 XMoveResizeWindow (dpy, vt,
926 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 995 window_vt_x, window_vt_y,
927 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
928 R->window_vt_y, TermWin_TotalWidth(),
929 TermWin_TotalHeight()); 996 width, height);
930#ifdef RXVT_GRAPHICS 997
931 if (R->old_height) 998#ifdef HAVE_BG_PIXMAP
932 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width, 999 if (bgPixmap.window_size_sensitive ())
933 R->old_height - R->szHint.base_height); 1000 update_background ();
934#endif 1001#endif
1002
935 rxvt_scr_clear(aR); 1003 scr_clear ();
936#ifdef XPM_BACKGROUND
937 rxvt_resize_pixmap(aR);
938#endif
939 } 1004 }
940 1005
941 if (fix_screen || R->old_height == 0) { 1006 if (fix_screen || old_height == 0)
942 int curr_screen = -1;
943 uint16_t old_ncol = R->prev_ncol;
944
945 /* scr_reset only works on the primary screen */
946 if (R->old_height) /* this is not the first time through */
947 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
948
949 R->scr_reset(); 1007 scr_reset ();
950 1008
951 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
952 rxvt_scr_change_screen(aR_ curr_screen); 1010 //scr_touch (false);
953 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
954 }
955 }
956 1011
957 R->old_width = R->szHint.width; 1012#ifdef HAVE_BG_PIXMAP
958 R->old_height = R->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
959 1017
960#ifdef USE_XIM 1018#ifdef USE_XIM
961 rxvt_IMSetStatusPosition(aR); 1019 IMSetPosition ();
962#endif 1020#endif
963} 1021}
964 1022
965/* 1023/*
966 * 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.
967 * good for toggling 80/132 columns 1025 * good for toggling 80/132 columns
968 */ 1026 */
969/* EXTPROTO */
970void 1027void
971rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1028rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
972{ 1029{
973 XWindowAttributes wattr; 1030 XWindowAttributes wattr;
974 1031
975 if (width == 0 || height == 0) { 1032 if (newwidth == 0 || newheight == 0)
1033 {
976 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1034 XGetWindowAttributes (dpy, display->root, &wattr);
1035
977 if (width == 0) 1036 if (newwidth == 0)
978 width = wattr.width - R->szHint.base_width; 1037 newwidth = wattr.width - szHint.base_width;
979 if (height == 0) 1038 if (newheight == 0)
980 height = wattr.height - R->szHint.base_height; 1039 newheight = wattr.height - szHint.base_height;
1040 }
1041
1042 if (newwidth != width || newheight != height)
981 } 1043 {
982 if (width != R->TermWin.width || height != R->TermWin.height) {
983 width += R->szHint.base_width; 1044 newwidth += szHint.base_width;
984 height += R->szHint.base_height; 1045 newheight += szHint.base_height;
985 rxvt_resize_all_windows(aR_ width, height, 0); 1046 resize_all_windows (newwidth, newheight, 0);
986 } 1047 }
987} 1048}
988 1049
989/* -------------------------------------------------------------------- * 1050/* -------------------------------------------------------------------- *
990 * - X INPUT METHOD ROUTINES - * 1051 * - X INPUT METHOD ROUTINES - *
991 * -------------------------------------------------------------------- */ 1052 * -------------------------------------------------------------------- */
992#ifdef USE_XIM 1053#ifdef USE_XIM
993/* INTPROTO */
994void
995rxvt_setSize(pR_ XRectangle * size)
996{
997 size->x = R->TermWin.int_bwidth;
998 size->y = R->TermWin.int_bwidth;
999 size->width = Width2Pixel(R->TermWin.ncol);
1000 size->height = Height2Pixel(R->TermWin.nrow);
1001}
1002 1054
1003/* INTPROTO */
1004void 1055void
1005rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1056rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1006{ 1057{
1007 *fg = R->PixColors[Color_fg]; 1058 fg = pix_colors [Color_fg];
1008 *bg = R->PixColors[Color_bg]; 1059 bg = pix_colors [Color_bg];
1060}
1061
1062void
1063rxvt_term::im_set_size (XRectangle &size)
1064{
1065 // the int_bwidth terms make no sense to me
1066 size.x = int_bwidth;
1067 size.y = int_bwidth;
1068 size.width = Width2Pixel (ncol) + int_bwidth;
1069 size.height = Height2Pixel (nrow) + int_bwidth;
1070}
1071
1072void
1073rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1074 XRectangle &status_rect,
1075 const XRectangle &needed_rect)
1076{
1077 preedit_rect.x = needed_rect.width;
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;
1009} 1086}
1010 1087
1011/* Checking whether input method is running. */ 1088/* Checking whether input method is running. */
1012/* INTPROTO */
1013Bool 1089bool
1014rxvt_IMisRunning(pR) 1090rxvt_term::IMisRunning ()
1015{ 1091{
1016 char *p; 1092 char *p;
1017 Atom atom; 1093 Atom atom;
1018 Window win; 1094 Window win;
1019 char server[IMBUFSIZ]; 1095 char server[IMBUFSIZ];
1020 1096
1021/* get current locale modifier */ 1097 /* get current locale modifier */
1022 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1098 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1099 {
1023 STRCPY(server, "@server="); 1100 strcpy (server, "@server=");
1024 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1101 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1102
1025 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1103 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1026 *p = '\0'; 1104 *p = '\0';
1027 1105
1028 atom = XInternAtom(R->Xdisplay, server, False); 1106 atom = XInternAtom (dpy, server, False);
1029 win = XGetSelectionOwner(R->Xdisplay, atom); 1107 win = XGetSelectionOwner (dpy, atom);
1108
1030 if (win != None) 1109 if (win != None)
1031 return True; 1110 return True;
1032 } 1111 }
1112
1033 return False; 1113 return False;
1034} 1114}
1035 1115
1036/* EXTPROTO */
1037void 1116void
1038rxvt_IMSendSpot(pR) 1117rxvt_term::IMSendSpot ()
1039{ 1118{
1040 XPoint spot; 1119 XPoint nspot;
1041 XVaNestedList preedit_attr; 1120 XVaNestedList preedit_attr;
1042 1121
1043 if (R->Input_Context == NULL 1122 if (!Input_Context
1044 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1123 || !focus
1045 || !(R->event_type == KeyPress 1124 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1046 || R->event_type == Expose
1047 || R->event_type == NoExpose
1048 || R->event_type == SelectionNotify
1049 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1050 || !rxvt_IMisRunning(aR))
1051 return; 1125 return;
1052 1126
1053 rxvt_setPosition(aR_ & spot); 1127 im_set_position (nspot);
1054 1128
1129 if (nspot.x == spot.x && nspot.y == spot.y)
1130 return;
1131
1132 spot = nspot;
1133
1055 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1134 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1056 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1135 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1057 XFree(preedit_attr); 1136 XFree (preedit_attr);
1058} 1137}
1059 1138
1060/* EXTPROTO */
1061void 1139void
1062rxvt_setTermFontSet(pR_ int idx) 1140rxvt_term::im_destroy ()
1063{ 1141{
1064 char *string; 1142 if (input_method)
1065 long length; 1143 {
1066 int success = 0; 1144 if (Input_Context && input_method->xim)
1145 XDestroyIC (Input_Context);
1067 1146
1068 if (idx < 0 || idx >= MAX_NFONTS) 1147 display->put_xim (input_method);
1069 return; 1148 input_method = 0;
1070} 1149 }
1071 1150
1072/* INTPROTO */
1073void
1074rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1075 XRectangle * needed_rect)
1076{
1077 int mbh, vtx = 0;
1078
1079 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1080 vtx = scrollbar_TotalWidth();
1081 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1082 mbh -= R->TermWin.lineSpace;
1083
1084 preedit_rect->x = needed_rect->width + vtx;
1085 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1088 + vtx;
1089 preedit_rect->height = Height2Pixel(1);
1090
1091 status_rect->x = vtx;
1092 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1093
1094 status_rect->width = needed_rect->width ? needed_rect->width
1095 : Width2Pixel(R->TermWin.ncol + 1);
1096 status_rect->height = Height2Pixel(1);
1097}
1098
1099/* ARGSUSED */
1100/* INTPROTO */
1101void
1102rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1103 __attribute__ ((unused)), XPointer call_data
1104 __attribute__ ((unused)))
1105{
1106 dR;
1107
1108 R->Input_Context = NULL; 1151 Input_Context = 0;
1109/* To avoid Segmentation Fault in C locale: Solaris only? */
1110 if (STRCMP(R->locale, "C"))
1111 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1112 rxvt_IMInstantiateCallback, NULL);
1113} 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
1114 1227
1115/* 1228/*
1116 * X manual pages and include files don't match on some systems: 1229 * Try to open a XIM with the current modifiers, then see if we can
1117 * some think this is an XIDProc and others an XIMProc so we can't 1230 * open a suitable preedit type
1118 * use the first argument - need to update this to be nice for
1119 * both types via some sort of configure detection
1120 */ 1231 */
1121/* ARGSUSED */ 1232bool
1122/* EXTPROTO */ 1233rxvt_term::IM_get_IC (const char *modifiers)
1123void
1124rxvt_IMInstantiateCallback(Display * unused
1125 __attribute__ ((unused)), XPointer client_data
1126 __attribute__ ((unused)), XPointer call_data
1127 __attribute__ ((unused)))
1128{ 1234{
1129 dR; 1235 int i, j, found;
1130 int i, found, had_im; 1236 XIM xim;
1237 XPoint spot;
1238 XRectangle rect, status_rect, needed_rect;
1239 unsigned long fg, bg;
1240 const char *p;
1241 char **s;
1242 XIMStyles *xim_styles;
1243#ifdef ENABLE_XIM_ONTHESPOT
1244 XIMCallback xcb[4];
1245#endif
1246
1247 set_environ (envv);
1248
1249 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1250 return false;
1251
1252 input_method = display->get_xim (locale, modifiers);
1253 if (input_method == NULL)
1254 return false;
1255
1256 xim = input_method->xim;
1257 spot.x = spot.y = -1;
1258
1259 xim_styles = NULL;
1260 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1261 || !xim_styles || !xim_styles->count_styles)
1262 {
1263 im_destroy ();
1264 return false;
1265 }
1266
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
1276 s = rxvt_splitcommastring (p);
1277
1278 for (i = found = 0; !found && s[i]; i++)
1279 {
1280 if (!strcmp (s[i], "OverTheSpot"))
1281 input_style = XIMPreeditPosition | XIMStatusNothing;
1282 else if (!strcmp (s[i], "OffTheSpot"))
1283 input_style = XIMPreeditArea | XIMStatusArea;
1284 else if (!strcmp (s[i], "Root"))
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;
1294
1295 for (j = 0; j < xim_styles->count_styles; j++)
1296 if (input_style == xim_styles->supported_styles[j])
1297 {
1298 rxvt_freecommastring (s);
1299
1300 found = 1;
1301 goto foundpet;
1302 }
1303
1304 }
1305
1306 rxvt_freecommastring (s);
1307 }
1308
1309foundpet:
1310
1311 XFree (xim_styles);
1312
1313 if (!found)
1314 {
1315 im_destroy ();
1316 return false;
1317 }
1318
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 }
1353
1354 if (input_style & XIMPreeditPosition)
1355 {
1356 im_set_size (rect);
1357 im_set_position (spot);
1358 im_set_color (fg, bg);
1359
1360 preedit_attr = XVaCreateNestedList (0,
1361 XNForeground, fg,
1362 XNBackground, bg,
1363 XNArea, &rect,
1364 XNSpotLocation, &spot,
1365 XNFontSet, fs,
1366 NULL);
1367 }
1368 else if (input_style & XIMPreeditArea)
1369 {
1370 im_set_color (fg, bg);
1371
1372 /*
1373 * The necessary width of preedit area is unknown
1374 * until create input context.
1375 */
1376 needed_rect.width = 0;
1377 im_set_preedit_area (rect, status_rect, needed_rect);
1378
1379 preedit_attr = XVaCreateNestedList (0,
1380 XNForeground, fg,
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,
1389 XNFontSet, fs,
1390 NULL);
1391 }
1392#if ENABLE_XIM_ONTHESPOT
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
1412 NULL);
1413 }
1414#endif
1415
1416 Input_Context = XCreateIC (xim,
1417 XNInputStyle, input_style,
1418 XNClientWindow, vt,
1419 XNFocusWindow, parent[0],
1420 preedit_attr ? XNPreeditAttributes : NULL,
1421 preedit_attr,
1422 status_attr ? XNStatusAttributes : NULL,
1423 status_attr, NULL);
1424
1425 if (preedit_attr) XFree (preedit_attr);
1426 if (status_attr) XFree (status_attr);
1427 if (fs) XFreeFontSet (dpy, fs);
1428
1429 if (Input_Context == NULL)
1430 {
1431 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1432 im_destroy ();
1433 return false;
1434 }
1435
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
1442 IMSetPosition ();
1443
1444 return true;
1445}
1446
1447void
1448rxvt_term::im_cb ()
1449{
1450 int i;
1131 const char *p; 1451 const char *p;
1132 char **s; 1452 char **s;
1133 char buf[IMBUFSIZ]; 1453 char buf[IMBUFSIZ];
1134 1454
1135 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1455 make_current ();
1456
1457 im_destroy ();
1458
1136 if (R->Input_Context) 1459 if (Input_Context)
1137 return; 1460 return;
1138 1461
1139#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1462#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1140 if (R->rs[Rs_imLocale]) 1463 if (rs[Rs_imLocale])
1141 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1464 SET_LOCALE (rs[Rs_imLocale]);
1142#endif 1465#endif
1143 1466
1144 p = R->rs[Rs_inputMethod]; 1467 p = rs[Rs_inputMethod];
1145 if (p && *p) 1468 if (p && *p)
1146 { 1469 {
1147 bool found = false; 1470 bool found = false;
1148 1471
1149 s = rxvt_splitcommastring (p); 1472 s = rxvt_splitcommastring (p);
1473
1150 for (i = 0; s[i]; i++) 1474 for (i = 0; s[i]; i++)
1151 { 1475 {
1152 if (*s[i]) 1476 if (*s[i])
1153 { 1477 {
1154 STRCPY (buf, "@im="); 1478 strcpy (buf, "@im=");
1155 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1479 strncat (buf, s[i], IMBUFSIZ - 5);
1156 if ((p = XSetLocaleModifiers (buf)) && *p 1480 if (IM_get_IC (buf))
1157 && rxvt_IM_get_IC (aR))
1158 { 1481 {
1159 found = true; 1482 found = true;
1160 break; 1483 break;
1161 } 1484 }
1162 } 1485 }
1163 } 1486 }
1164 for (i = 0; s[i]; i++) 1487
1165 free(s[i]); 1488 rxvt_freecommastring (s);
1166 free(s);
1167 1489
1168 if (found) 1490 if (found)
1169 goto done; 1491 goto done;
1170 } 1492 }
1171 1493
1172/* try with XMODIFIERS env. var. */ 1494 /* try with XMODIFIERS env. var. */
1173 if ((p = XSetLocaleModifiers ("")) && *p 1495 if (IM_get_IC (""))
1174 && rxvt_IM_get_IC (aR))
1175 goto done; 1496 goto done;
1176 1497
1177/* try with no modifiers base IF the user didn't specify an IM */ 1498 /* try with no modifiers base IF the user didn't specify an IM */
1178 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1499 if (IM_get_IC ("@im=none"))
1179 && rxvt_IM_get_IC (aR) == True)
1180 goto done; 1500 goto done;
1181 1501
1182done: 1502done:
1183#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1503#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1184 if (R->rs[Rs_imLocale]) 1504 if (rs[Rs_imLocale])
1185 setlocale (LC_CTYPE, R->locale); 1505 SET_LOCALE (locale);
1186#endif 1506#endif
1187} 1507}
1188 1508
1189/* 1509void
1190 * Try to open a XIM with the current modifiers, then see if we can 1510rxvt_term::IMSetPosition ()
1191 * open a suitable preedit type
1192 */
1193/* INTPROTO */
1194Bool
1195rxvt_IM_get_IC(pR)
1196{ 1511{
1197 int i, j, found;
1198 XIM xim;
1199 XPoint spot;
1200 XRectangle rect, status_rect, needed_rect; 1512 XRectangle preedit_rect, status_rect, *needed_rect;
1201 unsigned long fg, bg;
1202 const char *p;
1203 char **s;
1204 XIMStyles *xim_styles;
1205 XVaNestedList preedit_attr, status_attr; 1513 XVaNestedList preedit_attr, status_attr;
1206 XIMCallback ximcallback;
1207 1514
1208 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1515 if (!Input_Context
1209 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1516 || !focus
1210 if (xim == NULL) 1517 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1211 return False; 1518 || !IMisRunning ())
1519 return;
1212 1520
1213 xim_styles = NULL;
1214 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1215 || !xim_styles || !xim_styles->count_styles) {
1216 XCloseIM(xim);
1217 return False;
1218 }
1219
1220 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1221 : "OverTheSpot,OffTheSpot,Root";
1222 s = rxvt_splitcommastring(p);
1223 for (i = found = 0; !found && s[i]; i++) {
1224 if (!STRCMP(s[i], "OverTheSpot"))
1225 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1226 else if (!STRCMP(s[i], "OffTheSpot"))
1227 R->input_style = (XIMPreeditArea | XIMStatusArea);
1228 else if (!STRCMP(s[i], "Root"))
1229 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1230
1231 for (j = 0; j < xim_styles->count_styles; j++)
1232 if (R->input_style == xim_styles->supported_styles[j]) {
1233 found = 1;
1234 break;
1235 }
1236 }
1237 for (i = 0; s[i]; i++)
1238 free(s[i]);
1239 free(s);
1240 XFree(xim_styles);
1241
1242 if (!found) {
1243 XCloseIM(xim);
1244 return False;
1245 }
1246
1247 ximcallback.callback = rxvt_IMDestroyCallback;
1248
1249/* XXX: not sure why we need this (as well as IC one below) */
1250 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1251
1252 preedit_attr = status_attr = NULL;
1253
1254 if (R->input_style & XIMPreeditPosition) { 1521 if (input_style & XIMPreeditPosition)
1255 rxvt_setSize(aR_ & rect); 1522 {
1256 rxvt_setPosition(aR_ & spot); 1523 im_set_size (preedit_rect);
1257 rxvt_setColor(aR_ & fg, &bg);
1258
1259 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1524 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1260 XNSpotLocation, &spot,
1261 XNForeground, fg, XNBackground, bg,
1262 //XNFontSet, R->TermWin.fontset,
1263 NULL);
1264 } else if (R->input_style & XIMPreeditArea) {
1265 rxvt_setColor(aR_ & fg, &bg);
1266 1525
1267 /* 1526 XSetICValues (Input_Context,
1268 * The necessary width of preedit area is unknown 1527 XNPreeditAttributes, preedit_attr, NULL);
1269 * until create input context. 1528 }
1270 */ 1529 else
1271 needed_rect.width = 0;
1272
1273 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1274
1275 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1276 XNForeground, fg, XNBackground, bg,
1277 //XNFontSet, R->TermWin.fontset,
1278 NULL);
1279 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1280 XNForeground, fg, XNBackground, bg,
1281 //XNFontSet, R->TermWin.fontset,
1282 NULL);
1283 } 1530 {
1284 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1285 XNClientWindow, R->TermWin.parent[0],
1286 XNFocusWindow, R->TermWin.parent[0],
1287 XNDestroyCallback, &ximcallback,
1288 preedit_attr ? XNPreeditAttributes : NULL,
1289 preedit_attr,
1290 status_attr ? XNStatusAttributes : NULL,
1291 status_attr, NULL);
1292 if (preedit_attr)
1293 XFree(preedit_attr);
1294 if (status_attr)
1295 XFree(status_attr);
1296 if (R->Input_Context == NULL) {
1297 rxvt_print_error("failed to create input context");
1298 XCloseIM(xim);
1299 return False;
1300 }
1301 if (R->input_style & XIMPreeditArea)
1302 rxvt_IMSetStatusPosition(aR);
1303 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1304 return True;
1305}
1306
1307/* EXTPROTO */
1308void
1309rxvt_IMSetStatusPosition(pR)
1310{
1311 XRectangle preedit_rect, status_rect, *needed_rect;
1312 XVaNestedList preedit_attr, status_attr;
1313
1314 if (R->Input_Context == NULL
1315 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1316 || !rxvt_IMisRunning(aR))
1317 return;
1318
1319/* Getting the necessary width of preedit area */ 1531 /* Getting the necessary width of preedit area */
1320 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1532 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1321 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1533 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1322 XFree(status_attr); 1534 XFree (status_attr);
1323 1535
1324 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1536 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1537 XFree (needed_rect);
1325 1538
1326 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1539 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1327 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1540 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1328 1541
1329 XSetICValues(R->Input_Context, 1542 XSetICValues (Input_Context,
1330 XNPreeditAttributes, preedit_attr, 1543 XNPreeditAttributes, preedit_attr,
1331 XNStatusAttributes, status_attr, NULL); 1544 XNStatusAttributes, status_attr,
1545 NULL);
1332 1546
1547 XFree (status_attr);
1548 }
1549
1333 XFree(preedit_attr); 1550 XFree (preedit_attr);
1334 XFree(status_attr);
1335} 1551}
1336#endif /* USE_XIM */ 1552#endif /* USE_XIM */
1337 1553
1338/*----------------------------------------------------------------------*/ 1554void
1339rxvt_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 */
1340 1620
1341/*----------------------- end-of-file (C source) -----------------------*/ 1621/*----------------------- end-of-file (C source) -----------------------*/

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