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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.33 by pcg, Fri Feb 13 13:28:17 2004 UTC vs.
Revision 1.306 by ayin, Mon Feb 18 09:58:04 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
113 free (env_windowid); 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(!)
114 free (env_display); 294 free (env_display);
115 free (env_term); 295 free (env_term);
116 free (env_colorfgbg);
117 free (locale); 296 free (locale);
118 free (codeset); 297 free (v_buffer);
119 298 free (incr_buf);
120#ifndef NO_SETOWNER_TTYDEV
121 privileged_ttydev (RESTORE);
122#endif
123#ifdef UTMP_SUPPORT
124 privileged_utmp (RESTORE);
125#endif
126
127 // TODO: free pixcolours, colours should become part of rxvt_display
128
129 delete PixColors;
130 delete TermWin.fontset;
131
132 displays.put (display);
133 299
134 delete envv; 300 delete envv;
135 delete argv; 301 delete argv;
302
303#ifdef KEYSYM_RESOURCE
304 delete keyboard;
305#endif
306#ifndef NO_RESOURCES
307 XrmDestroyDatabase (option_db);
308#endif
309}
310
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 ();
136} 321}
137 322
138void 323void
139rxvt_term::destroy () 324rxvt_term::destroy ()
140{ 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
141 if (display) 335 if (display)
142 { 336 {
143 if (TermWin.parent[0]) 337#if USE_XIM
144 XDestroyWindow (display->display, TermWin.parent[0]); 338 im_ev.stop (display);
145 339#endif
340 scrollbar_ev.stop (display);
341#if ENABLE_TRANSPARENCY || ENABLE_PERL
146 rootwin_ev.stop (display); 342 rootwin_ev.stop (display);
343#endif
344 incr_ev.stop ();
147 termwin_ev.stop (display); 345 termwin_ev.stop (display);
148 vt_ev.stop (display); 346 vt_ev.stop (display);
149
150#ifdef USE_XIM
151 im_destroy ();
152 im_ev.stop (display);
153#endif
154#ifdef HAVE_SCROLLBARS
155 scrollbar_ev.stop (display);
156#endif
157#ifdef MENUBAR
158 menubar_ev.stop (display);
159#endif
160 } 347 }
161 348
162 check_ev.stop (); 349 flush_ev.stop ();
163 pty_ev.stop (); 350 pty_ev.stop ();
164#ifdef CURSOR_BLINK 351#ifdef CURSOR_BLINK
165 cursor_blink_ev.stop (); 352 cursor_blink_ev.stop ();
166#endif 353#endif
167#ifdef TEXT_BLINK 354#ifdef TEXT_BLINK
168 text_blink_ev.stop (); 355 text_blink_ev.stop ();
169#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
170#ifdef POINTER_BLANK 363#ifdef POINTER_BLANK
171 pointer_ev.stop (); 364 pointer_ev.stop ();
172#endif 365#endif
173 366
174 destroy_ev.start (0); 367 destroy_ev.start ();
175} 368}
176 369
177void 370void
178rxvt_term::destroy_cb (time_watcher &w) 371rxvt_term::destroy_cb (ev::idle &w, int revents)
179{ 372{
180 SET_R (this); 373 make_current ();
181 374
182 delete this; 375 delete this;
183}
184
185/*----------------------------------------------------------------------*/
186/* rxvt_init () */
187/* LIBPROTO */
188rxvt_t
189rxvt_init (int argc, const char *const *argv)
190{
191 SET_R (new rxvt_term);
192
193 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
194 {
195 delete GET_R;
196 SET_R (0);
197 }
198
199 return GET_R;
200}
201
202static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
203
204void
205rxvt_init_signals ()
206{
207 /* install exit handler for cleanup */
208#if 0
209#ifdef HAVE_ATEXIT
210 atexit (rxvt_clean_exit);
211#else
212#endif
213#endif
214
215 struct sigaction sa;
216
217 sigfillset (&sa.sa_mask);
218 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
219 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
220 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
221 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
222 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
224 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
225
226 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
227 /* signal (SIGURG, SIG_DFL); */
228
229 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
230 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
231}
232
233bool
234rxvt_term::init (int argc, const char *const *argv)
235{
236 /*
237 * Save and then give up any super-user privileges
238 * If we need privileges in any area then we must specifically request it.
239 * We should only need to be root in these cases:
240 * 1. write utmp entries on some systems
241 * 2. chown tty on some systems
242 */
243 privileges (SAVE);
244 privileges (IGNORE);
245
246 init_secondary ();
247
248 const char **cmd_argv = init_resources (argc, argv);
249
250 set_locale ("");
251
252#if (MENUBAR_MAX)
253 menubar_read (rs[Rs_menu]);
254#endif
255#ifdef HAVE_SCROLLBARS
256 if (Options & Opt_scrollBar)
257 scrollBar.setIdle (); /* set existence for size calculations */
258#endif
259
260 create_windows (argc, argv);
261
262 init_xlocale ();
263
264 scr_reset (); /* initialize screen */
265#ifdef RXVT_GRAPHICS
266 Gr_reset (); /* reset graphics */
267#endif
268
269#if 0
270#ifdef DEBUG_X
271 XSynchronize (display->display, True);
272#endif
273#endif
274
275#ifdef HAVE_SCROLLBARS
276 if (Options & Opt_scrollBar)
277 resize_scrollbar (); /* create and map scrollbar */
278#endif
279#if (MENUBAR_MAX)
280 if (menubar_visible (r))
281 XMapWindow (display->display, menuBar.win);
282#endif
283#ifdef TRANSPARENT
284 if (Options & Opt_transparent)
285 {
286 XSelectInput (display->display, display->root, PropertyChangeMask);
287 check_our_parents ();
288 }
289#endif
290
291 rootwin_ev.start (display, display->root);
292
293 XMapWindow (display->display, TermWin.vt);
294 XMapWindow (display->display, TermWin.parent[0]);
295
296 init_command (cmd_argv);
297
298 pty_ev.start (cmd_fd, EVENT_READ);
299
300 check_ev.start ();
301
302 return true;
303}
304
305/* ------------------------------------------------------------------------- *
306 * SIGNAL HANDLING & EXIT HANDLER *
307 * ------------------------------------------------------------------------- */
308/*
309 * Catch a SIGCHLD signal and exit if the direct child has died
310 */
311/* ARGSUSED */
312/* EXTPROTO */
313RETSIGTYPE
314rxvt_Child_signal (int sig __attribute__ ((unused)))
315{
316 int pid, save_errno = errno;
317 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318 ;
319 errno = save_errno;
320
321#if 0
322 if (pid == cmd_pid)
323 exit (EXIT_SUCCESS);
324#endif
325}
326
327/*
328 * Catch a fatal signal and tidy up before quitting
329 */
330/* EXTPROTO */
331RETSIGTYPE
332rxvt_Exit_signal (int sig)
333{
334 signal (sig, SIG_DFL);
335#ifdef DEBUG_CMD
336 rxvt_print_error ("signal %d", sig);
337#endif
338 rxvt_clean_exit ();
339 kill (getpid (), sig);
340}
341
342/* INTPROTO */
343int
344rxvt_xerror_handler (Display *display, XErrorEvent *event)
345{
346 if (GET_R->allowedxerror == -1)
347 GET_R->allowedxerror = event->error_code;
348 else
349 {
350 old_xerror_handler (display, event);
351 GET_R->destroy ();
352 }
353
354 return 0;
355} 376}
356 377
357/*----------------------------------------------------------------------*/ 378/*----------------------------------------------------------------------*/
358/* 379/*
359 * Exit gracefully, clearing the utmp entry and restoring tty attributes 380 * Exit gracefully, clearing the utmp entry and restoring tty attributes
360 * 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
361 */ 382 */
362/* EXTPROTO */ 383static XErrorHandler old_xerror_handler;
363void
364rxvt_clean_exit ()
365{
366 // TODO: rxvtd should clean up all ressources
367 if (GET_R)
368 GET_R->destroy ();
369}
370 384
371/* ------------------------------------------------------------------------- * 385static void
372 * MEMORY ALLOCATION WRAPPERS * 386rxvt_emergency_cleanup ()
373 * ------------------------------------------------------------------------- */
374/* EXTPROTO */
375void *
376rxvt_malloc (size_t size)
377{ 387{
378 void *p; 388 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379 389 (*t)->emergency_cleanup ();
380 p = malloc (size);
381 if (p)
382 return p;
383
384 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385 rxvt_clean_exit ();
386 exit (EXIT_FAILURE);
387 /* NOTREACHED */
388} 390}
389 391
390/* EXTPROTO */ 392#if !ENABLE_MINIMAL
391void * 393static void
392rxvt_calloc (size_t number, size_t size) 394print_x_error (Display *dpy, XErrorEvent *event)
393{ 395{
394 void *p; 396 char buffer[BUFSIZ];
395 397 char mesg[BUFSIZ];
396 p = calloc (number, size); 398 char number[32];
397 if (p) 399 char *mtype = "XlibMessage";
398 return p; 400 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 401 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 402 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_clean_exit (); 403 rxvt_warn ("%s: %s\n", mesg, buffer);
402 exit (EXIT_FAILURE); 404 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 /* 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);
404} 438}
439#endif
405 440
406/* EXTPROTO */ 441int
407void * 442rxvt_xerror_handler (Display *display, XErrorEvent *event)
408rxvt_realloc (void *ptr, size_t size)
409{ 443{
410 void *p; 444 if (GET_R->allowedxerror == -1)
411 445 GET_R->allowedxerror = event->error_code;
412 if (ptr)
413 p = realloc (ptr, size);
414 else 446 else
415 p = malloc (size); 447 {
416 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
417 return p; 457 return 0;
458}
418 459
419 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 460int
420 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 ();
421 exit (EXIT_FAILURE); 466 _exit (EXIT_FAILURE);
422 /* NOTREACHED */
423} 467}
424 468
425/* ------------------------------------------------------------------------- * 469static struct sig_handlers
426 * PRIVILEGED OPERATIONS *
427 * ------------------------------------------------------------------------- */
428/* take care of suid/sgid super-user (root) privileges */
429void
430rxvt_term::privileges (int mode)
431{ 470{
432#if ! defined(__CYGWIN32__) 471 ev::sig sw_term, sw_int;
433# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 472
434 /* setreuid () is the poor man's setuid (), seteuid () */ 473 /*
435# define seteuid(a) setreuid(-1, (a)) 474 * Catch a fatal signal and tidy up before quitting
436# define setegid(a) setregid(-1, (a)) 475 */
437# define HAVE_SETEUID 476 void sig_term (ev::sig &w, int revents);
438# endif 477
439# ifdef HAVE_SETEUID 478 sig_handlers ()
440 switch (mode)
441 { 479 {
442 case IGNORE: 480 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
443 /* 481 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
444 * change effective uid/gid - not real uid/gid - so we can switch
445 * back to root later, as required
446 */
447 seteuid (getuid ());
448 setegid (getgid ());
449 break;
450 case SAVE:
451 euid = geteuid ();
452 egid = getegid ();
453 break;
454 case RESTORE:
455 seteuid (euid);
456 setegid (egid);
457 break;
458 } 482 }
459# else 483} sig_handlers;
460 switch (mode)
461 {
462 case IGNORE:
463 setuid (getuid ());
464 setgid (getgid ());
465 /* FALLTHROUGH */
466 case SAVE:
467 /* FALLTHROUGH */
468 case RESTORE:
469 break;
470 }
471# endif
472#endif
473}
474 484
475#ifdef UTMP_SUPPORT
476void 485void
477rxvt_term::privileged_utmp (char action) 486sig_handlers::sig_term (ev::sig &w, int revents)
478{ 487{
479 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 488 rxvt_emergency_cleanup ();
480 action, next_utmp_action, getpid ())); 489 w.stop ();
481 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 490 kill (getpid (), w.signum);
482 || (Options & Opt_utmpInhibit)
483 || ttydev == NULL || *ttydev == '\0')
484 return;
485
486 privileges (RESTORE);
487 if (action == SAVE)
488 {
489 next_utmp_action = RESTORE;
490 makeutent (ttydev, rs[Rs_display_name]);
491 }
492 else
493 { /* action == RESTORE */
494 next_utmp_action = IGNORE;
495 cleanutent ();
496 }
497 privileges (IGNORE);
498} 491}
499#endif
500 492
501#ifndef NO_SETOWNER_TTYDEV 493char **rxvt_environ; // startup environment
502void
503rxvt_term::privileged_ttydev (char action)
504{
505 D_MAIN ((stderr,
506 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
507 action, next_tty_action, getpid ()));
508 if (next_tty_action != action || (action != SAVE && action != RESTORE)
509 || ttydev == NULL || *ttydev == '\0')
510 return;
511 494
512 privileges (RESTORE); 495void
496rxvt_init ()
497{
498 ptytty::init ();
513 499
514 if (action == SAVE) 500 if (!ev_default_loop (0))
515 { 501 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
516 next_tty_action = RESTORE;
517# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520 next_tty_action = IGNORE;
521 else
522# endif
523 502
524 { 503 rxvt_environ = environ;
525 chown (ttydev, getuid (), ttygid); /* fail silently */
526 chmod (ttydev, ttymode);
527# ifdef HAVE_REVOKE
528 revoke (ttydev);
529# endif
530 504
531 } 505 signal (SIGHUP, SIG_IGN);
532 } 506 signal (SIGPIPE, SIG_IGN);
533 else
534 { /* action == RESTORE */
535 next_tty_action = IGNORE;
536# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537 chmod (ttydev, ttyfd_stat.st_mode);
538 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539# else
540 chmod (ttydev,
541 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542 chown (ttydev, 0, 0);
543# endif
544 507
545 } 508 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
509 sig_handlers.sw_int.start (SIGINT); ev_unref ();
546 510
547 privileges (IGNORE); 511 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
512 /* signal (SIGURG, SIG_DFL); */
548 513
549# ifndef RESET_TTY_TO_COMMON_DEFAULTS 514 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
550 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 515 // TODO: handle this with exceptions and tolerate the memory loss
551 action == RESTORE ? "Restoring" : (action == 516 XSetIOErrorHandler (rxvt_xioerror_handler);
552 SAVE ? "Saving" : 517
553 "UNKNOWN ERROR for"), ttydev, 518 XrmInitialize ();
554 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
555 ttyfd_stat.st_gid));
556# endif
557} 519}
558#endif
559 520
560/*----------------------------------------------------------------------*/ 521/*----------------------------------------------------------------------*/
561/* 522/*
562 * window size/position calculcations for XSizeHint and other storage. 523 * window size/position calculations for XSizeHint and other storage.
563 * if width/height are non-zero then override calculated width/height 524 * if width/height are non-zero then override calculated width/height
564 */ 525 */
565void 526void
566rxvt_term::window_calc (unsigned int width, unsigned int height) 527rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567{ 528{
568 short recalc_x, recalc_y; 529 short recalc_x, recalc_y;
569 int x, y, sb_w, mb_h, flags; 530 int x, y, flags;
570 unsigned int w, h; 531 unsigned int w, h;
571 unsigned int max_width, max_height; 532 unsigned int max_width, max_height;
572 533
573 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574 TermWin.ncol, TermWin.nrow, szHint.width,
575 szHint.height));
576 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 534 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577 szHint.win_gravity = NorthWestGravity; 535 szHint.win_gravity = NorthWestGravity;
578 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 536 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579 537
580 recalc_x = recalc_y = 0; 538 recalc_x = recalc_y = 0;
581 flags = 0; 539 flags = 0;
540
582 if (!parsed_geometry) 541 if (!parsed_geometry)
583 { 542 {
584 parsed_geometry = 1; 543 parsed_geometry = 1;
544
585 if (rs[Rs_geometry]) 545 if (rs[Rs_geometry])
586 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 546 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
547
587 if (flags & WidthValue) 548 if (flags & WidthValue)
588 { 549 {
589 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 550 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
590 szHint.flags |= USSize; 551 szHint.flags |= USSize;
591 } 552 }
553
592 if (flags & HeightValue) 554 if (flags & HeightValue)
593 { 555 {
594 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 556 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
595 szHint.flags |= USSize; 557 szHint.flags |= USSize;
596 } 558 }
559
597 if (flags & XValue) 560 if (flags & XValue)
598 { 561 {
599 szHint.x = x; 562 szHint.x = x;
600 szHint.flags |= USPosition; 563 szHint.flags |= USPosition;
564
601 if (flags & XNegative) 565 if (flags & XNegative)
602 { 566 {
603 recalc_x = 1; 567 recalc_x = 1;
604 szHint.win_gravity = NorthEastGravity; 568 szHint.win_gravity = NorthEastGravity;
605 } 569 }
606 } 570 }
571
607 if (flags & YValue) 572 if (flags & YValue)
608 { 573 {
609 szHint.y = y; 574 szHint.y = y;
610 szHint.flags |= USPosition; 575 szHint.flags |= USPosition;
576
611 if (flags & YNegative) 577 if (flags & YNegative)
612 { 578 {
613 recalc_y = 1; 579 recalc_y = 1;
580
614 if (szHint.win_gravity == NorthEastGravity) 581 if (szHint.win_gravity == NorthEastGravity)
615 szHint.win_gravity = SouthEastGravity; 582 szHint.win_gravity = SouthEastGravity;
616 else 583 else
617 szHint.win_gravity = SouthWestGravity; 584 szHint.win_gravity = SouthWestGravity;
618 } 585 }
619 } 586 }
620 } 587 }
588
621 /* TODO: BOUNDS */ 589 /* TODO: BOUNDS */
622 TermWin.width = TermWin.ncol * TermWin.fwidth; 590 width = ncol * fwidth;
623 TermWin.height = TermWin.nrow * TermWin.fheight; 591 height = nrow * fheight;
624 max_width = MAX_COLS * TermWin.fwidth; 592 max_width = MAX_COLS * fwidth;
625 max_height = MAX_ROWS * TermWin.fheight; 593 max_height = MAX_ROWS * fheight;
626 594
627 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 595 szHint.base_width = szHint.base_height = 2 * int_bwidth;
628 596
629 sb_w = mb_h = 0;
630 window_vt_x = window_vt_y = 0; 597 window_vt_x = window_vt_y = int_bwidth;
631 if (scrollbar_visible ()) 598
599 if (scrollBar.state)
632 { 600 {
633 sb_w = scrollbar_TotalWidth (); 601 int sb_w = scrollBar.total_width ();
634 szHint.base_width += sb_w; 602 szHint.base_width += sb_w;
603
635 if (! (Options & Opt_scrollBar_right)) 604 if (!option (Opt_scrollBar_right))
636 window_vt_x = sb_w; 605 window_vt_x += sb_w;
637 }
638 if (menubar_visible ())
639 { 606 }
640 mb_h = menuBar_TotalHeight (); 607
641 szHint.base_height += mb_h;
642 window_vt_y = mb_h;
643 }
644 szHint.width_inc = TermWin.fwidth; 608 szHint.width_inc = fwidth;
645 szHint.height_inc = TermWin.fheight; 609 szHint.height_inc = fheight;
646 szHint.min_width = szHint.base_width + szHint.width_inc; 610 szHint.min_width = szHint.base_width + szHint.width_inc;
647 szHint.min_height = szHint.base_height + szHint.height_inc; 611 szHint.min_height = szHint.base_height + szHint.height_inc;
648 612
649 if (width && width - szHint.base_width < max_width) 613 if (newwidth && newwidth - szHint.base_width < max_width)
650 { 614 {
651 szHint.width = width; 615 szHint.width = newwidth;
652 TermWin.width = width - szHint.base_width; 616 width = newwidth - szHint.base_width;
653 } 617 }
654 else 618 else
655 { 619 {
656 MIN_IT (TermWin.width, max_width); 620 min_it (width, max_width);
657 szHint.width = szHint.base_width + TermWin.width; 621 szHint.width = szHint.base_width + width;
658 } 622 }
623
659 if (height && height - szHint.base_height < max_height) 624 if (newheight && newheight - szHint.base_height < max_height)
660 { 625 {
661 szHint.height = height; 626 szHint.height = newheight;
662 TermWin.height = height - szHint.base_height; 627 height = newheight - szHint.base_height;
663 } 628 }
664 else 629 else
665 { 630 {
666 MIN_IT (TermWin.height, max_height); 631 min_it (height, max_height);
667 szHint.height = szHint.base_height + TermWin.height; 632 szHint.height = szHint.base_height + height;
668 } 633 }
669 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
670 window_sb_x = szHint.width - sb_w;
671 634
672 if (recalc_x) 635 if (recalc_x)
673 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 636 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674 - szHint.width - 2 * TermWin.ext_bwidth); 637
675 if (recalc_y) 638 if (recalc_y)
676 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 639 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677 - szHint.height - 2 * TermWin.ext_bwidth);
678 640
679 TermWin.ncol = TermWin.width / TermWin.fwidth; 641 ncol = width / fwidth;
680 TermWin.nrow = TermWin.height / TermWin.fheight; 642 nrow = height / fheight;
681 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682 TermWin.ncol, TermWin.nrow, szHint.width,
683 szHint.height));
684 return;
685} 643}
686 644
687/*----------------------------------------------------------------------*/ 645/*----------------------------------------------------------------------*/
688/* 646/*
689 * Tell the teletype handler what size the window is. 647 * Tell the teletype handler what size the window is.
690 * Called after a window size change. 648 * Called after a window size change.
691 */ 649 */
692void 650void
693rxvt_term::tt_winch () 651rxvt_term::tt_winch ()
694{ 652{
653 if (pty->pty < 0)
654 return;
655
695 struct winsize ws; 656 struct winsize ws;
696 657
697 if (cmd_fd < 0)
698 return;
699
700 ws.ws_col = TermWin.ncol; 658 ws.ws_col = ncol;
701 ws.ws_row = TermWin.nrow; 659 ws.ws_row = nrow;
702 ws.ws_xpixel = ws.ws_ypixel = 0; 660 ws.ws_xpixel = width;
703#ifndef DEBUG_SIZE 661 ws.ws_ypixel = height;
704 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 662 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
705#else 663
706 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 664#if 0
707 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 665 // TIOCSWINSZ is supposed to do this automatically and correctly
708# ifdef SIGWINCH
709 else if (cmd_pid) /* force through to the command */ 666 if (cmd_pid) /* force through to the command */
710 kill (cmd_pid, SIGWINCH); 667 kill (-cmd_pid, SIGWINCH);
711# endif
712#endif 668#endif
713} 669}
714 670
715/*----------------------------------------------------------------------*/ 671/*----------------------------------------------------------------------*/
716/* rxvt_change_font () - Switch to a new font */ 672/* set_fonts () - load and set the various fonts
717/* 673 *
718 * init = 1 - initialize 674 * init = 1 - initialize
719 * 675 *
720 * fontname == FONT_UP - switch to bigger font 676 * fontname == FONT_UP - switch to bigger font
721 * fontname == FONT_DN - switch to smaller font 677 * fontname == FONT_DN - switch to smaller font
722 */ 678 */
723void 679bool
724rxvt_term::change_font (int init, const char *fontname) 680rxvt_term::set_fonts ()
725{} 681{
682 rxvt_fontset *fs = new rxvt_fontset (this);
683 rxvt_fontprop prop;
726 684
685 if (!fs
686 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
687 || !fs->realize_font (1))
688 {
689 delete fs;
690 return false;
691 }
692
693#if ENABLE_STYLES
694 for (int i = RS_styleCount; --i; )
695 if (fontset[i] != fontset[0])
696 delete fontset[i];
697#endif
698
699 delete fontset[0];
700 fontset[0] = fs;
701
702 prop = (*fs)[1]->properties ();
703 prop.height += lineSpace;
704
705 fs->set_prop (prop, false);
706
707 fwidth = prop.width;
708 fheight = prop.height;
709 fbase = prop.ascent;
710
711 for (int style = 1; style < 4; style++)
712 {
713#if ENABLE_STYLES
714 const char *res = rs[Rs_font + style];
715
716 if (res && !*res)
717 fontset[style] = fontset[0];
718 else
719 {
720 fontset[style] = fs = new rxvt_fontset (this);
721 rxvt_fontprop prop2 = prop;
722
723 if (res)
724 {
725 fs->populate (res);
726 fs->set_prop (prop2, false);
727 }
728 else
729 {
730 fs->populate (fontset[0]->fontdesc);
731
732 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
733 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
734
735 fs->set_prop (prop2, true);
736 }
737
738 }
739#else
740 fontset[style] = fontset[0];
741#endif
742 }
743
744 if (parent[0])
745 {
746 resize_all_windows (0, 0, 0);
747 scr_remap_chars ();
748 scr_touch (true);
749 }
750
751 return true;
752}
753
727void 754void
728rxvt_term::font_up_down (int n, int direction) 755rxvt_term::set_string_property (Atom prop, const char *str, int len)
729{} 756{
757 XChangeProperty (dpy, parent[0],
758 prop, XA_STRING, 8, PropModeReplace,
759 (const unsigned char *)str, len >= 0 ? len : strlen (str));
760}
761
762void
763rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
764{
765 wchar_t *ws = rxvt_mbstowcs (str, len);
766 char *s = rxvt_wcstoutf8 (ws);
767
768 XChangeProperty (dpy, parent[0],
769 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
770 (const unsigned char *)s, strlen (s));
771
772 free (s);
773 free (ws);
774}
730 775
731/*----------------------------------------------------------------------*/ 776/*----------------------------------------------------------------------*/
732/*----------------------------------------------------------------------*/ 777/*----------------------------------------------------------------------*/
733/* xterm sequences - title, iconName, color (exptl) */ 778/* xterm sequences - title, iconName, color (exptl) */
734void 779void
735rxvt_term::set_title (const char *str) 780rxvt_term::set_title (const char *str)
736{ 781{
737#ifndef SMART_WINDOW_TITLE 782 set_string_property (XA_WM_NAME, str);
738 XStoreName (display->display, TermWin.parent[0], str); 783#if ENABLE_EWMH
739#else 784 set_utf8_property (xa[XA_NET_WM_NAME], str);
740 char *name;
741
742 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743 name = NULL;
744 if (name == NULL || STRCMP (name, str))
745 XStoreName (display->display, TermWin.parent[0], str);
746 if (name)
747 XFree (name);
748#endif 785#endif
749} 786}
750 787
751void 788void
752rxvt_term::set_iconName (const char *str) 789rxvt_term::set_icon_name (const char *str)
753{ 790{
754#ifndef SMART_WINDOW_TITLE 791 set_string_property (XA_WM_ICON_NAME, str);
755 XSetIconName (display->display, TermWin.parent[0], str); 792#if ENABLE_EWMH
756#else 793 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757 char *name;
758
759 if (XGetIconName (display->display, TermWin.parent[0], &name))
760 name = NULL;
761 if (name == NULL || STRCMP (name, str))
762 XSetIconName (display->display, TermWin.parent[0], str);
763 if (name)
764 XFree (name);
765#endif 794#endif
766} 795}
767 796
797void
798rxvt_term::set_window_color (int idx, const char *color)
799{
768#ifdef XTERM_COLOR_CHANGE 800#ifdef XTERM_COLOR_CHANGE
769void
770rxvt_term::set_window_color (int idx, const char *color)
771{
772 rxvt_color xcol; 801 rxvt_color xcol;
773 int i;
774 802
775 if (color == NULL || *color == '\0') 803 if (color == NULL || *color == '\0')
776 return; 804 return;
777 805
806 color = strdup (color);
807 allocated.push_back ((void *)color);
808 rs[Rs_color + idx] = color;
809
778 /* handle color aliases */ 810 /* handle color aliases */
779 if (isdigit (*color)) 811 if (isdigit (*color))
780 { 812 {
781 i = atoi (color); 813 int i = atoi (color);
814
782 if (i >= 8 && i <= 15) 815 if (i >= 8 && i <= 15)
816 {
783 { /* bright colors */ 817 /* bright colors */
784 i -= 8;
785# ifndef NO_BRIGHTCOLOR
786 PixColors[idx] = PixColors[minBrightCOLOR + i]; 818 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
787 SET_PIXCOLOR (idx);
788 goto Done; 819 goto done;
789# endif
790
791 } 820 }
821
792 if (i >= 0 && i <= 7) 822 if (i >= 0 && i <= 7)
823 {
793 { /* normal colors */ 824 /* normal colors */
794 PixColors[idx] = PixColors[minCOLOR + i]; 825 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795 SET_PIXCOLOR (idx);
796 goto Done; 826 goto done;
797 } 827 }
798 } 828 }
799 if (!rXParseAllocColor (& xcol, color)) 829
800 return; 830 set_color (xcol, color);
801 /* XStoreColor (display->display, XCMAP, XColor*); */
802 831
803 /* 832 /*
804 * FIXME: should free colors here, but no idea how to do it so instead, 833 * FIXME: should free colors here, but no idea how to do it so instead,
805 * so just keep gobbling up the colormap 834 * so just keep gobbling up the colormap
806 */ 835 */
807# if 0
808 for (i = Color_Black; i <= Color_White; i++)
809 if (PixColors[idx] == PixColors[i])
810 break;
811 if (i > Color_White)
812 {
813 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815 DisplayPlanes (display->display, display->screen));
816 }
817# endif
818 836
819 PixColors[idx] = xcol; 837 pix_colors_focused[idx] = xcol;
820 SET_PIXCOLOR (idx);
821 838
822 /* XSetWindowAttributes attr; */
823 /* Cursor cursor; */
824Done: 839done:
825 if (idx == Color_bg && ! (Options & Opt_transparent))
826 XSetWindowBackground (display->display, TermWin.vt,
827 PixColors[Color_bg]);
828
829 /* handle Color_BD, scrollbar background, etc. */ 840 /*TODO: handle Color_BD, scrollbar background, etc. */
830 841
831 set_colorfgbg (); 842 update_fade_color (idx);
832 recolour_cursor (); 843 recolour_cursor ();
833 /* the only reasonable way to enforce a clean update */ 844 scr_recolour ();
834 scr_poweron (); 845#endif /* XTERM_COLOR_CHANGE */
835} 846}
836
837#else
838# define set_window_color (idx,color) ((void)0)
839#endif /* XTERM_COLOR_CHANGE */
840 847
841void 848void
842rxvt_term::recolour_cursor () 849rxvt_term::recolour_cursor ()
843{ 850{
844#if TODO 851 XColor fg, bg;
845 rxvt_color xcol[2];
846 852
847 xcol[0] = PixColors[Color_pointer]; 853 (ISSET_PIXCOLOR (Color_pointer_fg)
848 xcol[1] = PixColors[Color_bg]; 854 ? pix_colors_focused[Color_pointer_fg]
849 XQueryColors (display->display, XCMAP, xcol, 2); 855 : pix_colors_focused[Color_fg]).get (fg);
850 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 856
851#endif 857 (ISSET_PIXCOLOR (Color_pointer_bg)
858 ? pix_colors_focused[Color_pointer_bg]
859 : pix_colors_focused[Color_bg]).get (bg);
860
861 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
852} 862}
853 863
854/*----------------------------------------------------------------------*/ 864/*----------------------------------------------------------------------*/
855/* 865/*
856 * find if fg/bg matches any of the normal (low-intensity) colors 866 * find if fg/bg matches any of the normal (low-intensity) colors
857 */ 867 */
858void 868void
859rxvt_term::set_colorfgbg () 869rxvt_term::set_colorfgbg ()
860{ 870{
861 unsigned int i; 871 unsigned int i;
862 const char *xpmb = "\0"; 872 const char *xpmb = "";
863 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 873 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864 874
865 env_colorfgbg =
866 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867 STRCPY (fstr, "default"); 875 strcpy (fstr, "default");
868 STRCPY (bstr, "default"); 876 strcpy (bstr, "default");
869 for (i = Color_Black; i <= Color_White; i++) 877 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_fg] == PixColors[i]) 878 if (pix_colors[Color_fg] == pix_colors[i])
871 { 879 {
872 sprintf (fstr, "%d", (i - Color_Black)); 880 sprintf (fstr, "%d", (i - Color_Black));
873 break; 881 break;
874 } 882 }
883
875 for (i = Color_Black; i <= Color_White; i++) 884 for (i = Color_Black; i <= Color_White; i++)
876 if (PixColors[Color_bg] == PixColors[i]) 885 if (pix_colors[Color_bg] == pix_colors[i])
877 { 886 {
878 sprintf (bstr, "%d", (i - Color_Black)); 887 sprintf (bstr, "%d", (i - Color_Black));
879#ifdef XPM_BACKGROUND 888#ifdef BG_IMAGE_FROM_FILE
880 xpmb = "default;"; 889 xpmb = "default;";
881#endif 890#endif
882 break; 891 break;
883 } 892 }
884 893
885 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 894 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887#ifndef NO_BRIGHTCOLOR
888 colorfgbg = DEFAULT_RSTYLE;
889 for (i = minCOLOR; i <= maxCOLOR; i++)
890 {
891 if (PixColors[Color_fg] == PixColors[i])
892 colorfgbg = SET_FGCOLOR (colorfgbg, i);
893 if (PixColors[Color_bg] == PixColors[i])
894 colorfgbg = SET_BGCOLOR (colorfgbg, i);
895 }
896#endif
897} 895}
898 896
899/*----------------------------------------------------------------------*/ 897/*----------------------------------------------------------------------*/
900/*
901 * Colour determination for low colour displays, routine from
902 * Hans de Goede <hans@highrise.nl>
903 */
904 898
905int 899bool
906rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 900rxvt_term::set_color (rxvt_color &color, const char *name)
907{ 901{
908 if (!screen_in_out->set (display, colour)) 902 if (color.set (this, name))
909 {
910 rxvt_print_error ("can't allocate colour: %s", colour);
911 return false;
912 }
913
914 return true; 903 return true;
904
905 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
906 return false;
907}
908
909void
910rxvt_term::alias_color (int dst, int src)
911{
912 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
915} 913}
916 914
917/* -------------------------------------------------------------------- * 915/* -------------------------------------------------------------------- *
918 * - WINDOW RESIZING - * 916 * - WINDOW RESIZING - *
919 * -------------------------------------------------------------------- */ 917 * -------------------------------------------------------------------- */
920void 918void
921rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 919rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922{ 920{
923 int fix_screen; 921 int fix_screen;
922 int old_width = szHint.width;
923 int old_height = szHint.height;
924 924
925#ifdef SMART_RESIZE
926 int old_width = szHint.width, old_height = szHint.height;
927#endif
928
929 window_calc (width, height); 925 window_calc (newwidth, newheight);
926
927 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
930 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 928 XSetWMNormalHints (dpy, parent[0], &szHint);
929
931 if (!ignoreparent) 930 if (!ignoreparent)
932 { 931 {
933#ifdef SMART_RESIZE 932#ifdef SMART_RESIZE
934 /* 933 /*
935 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 934 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
938 int x, y, x1, y1; 937 int x, y, x1, y1;
939 int dx, dy; 938 int dx, dy;
940 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 939 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941 Window unused_cr; 940 Window unused_cr;
942 941
943 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 942 XTranslateCoordinates (dpy, parent[0], display->root,
944 0, 0, &x, &y, &unused_cr); 943 0, 0, &x, &y, &unused_cr);
945 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 944 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
946 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 945 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
947 /* 946 /*
948 * if display->root isn't the parent window, a WM will probably have offset 947 * if display->root isn't the parent window, a WM will probably have offset
949 * our position for handles and decorations. Counter it 948 * our position for handles and decorations. Counter it
950 */ 949 */
952 { 951 {
953 x -= x1; 952 x -= x1;
954 y -= y1; 953 y -= y1;
955 } 954 }
956 955
957 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 956 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 957 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959 dx = old_width - szHint.width; 958 dx = old_width - szHint.width;
960 dy = old_height - szHint.height; 959 dy = old_height - szHint.height;
961 960
962 /* Check position of the center of the window */ 961 /* Check position of the center of the window */
963 if (x < x1) /* left half */ 962 if (x < x1) /* left half */
964 dx = 0; 963 dx = 0;
967 if (y < y1) /* top half */ 966 if (y < y1) /* top half */
968 dy = 0; 967 dy = 0;
969 else if (y == y1) /* exact center */ 968 else if (y == y1) /* exact center */
970 dy /= 2; 969 dy /= 2;
971 970
972 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 971 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
973 szHint.width, szHint.height); 972 szHint.width, szHint.height);
974#else 973#else
975 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 974 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
976 szHint.height);
977#endif 975#endif
978
979 } 976 }
980 977
981 fix_screen = (TermWin.ncol != prev_ncol 978 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
982 || TermWin.nrow != prev_nrow);
983 979
984 if (fix_screen || width != old_width || height != old_height) 980 if (fix_screen || newwidth != old_width || newheight != old_height)
985 { 981 {
986 if (scrollbar_visible ()) 982 if (scrollBar.state)
987 {
988 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
989 0, scrollbar_TotalWidth (), szHint.height);
990 resize_scrollbar (); 983 resize_scrollbar ();
991 }
992 984
993 if (menubar_visible ()) 985 XMoveResizeWindow (dpy, vt,
994 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 986 window_vt_x, window_vt_y,
995 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
996
997 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
998 window_vt_y, TermWin_TotalWidth (),
999 TermWin_TotalHeight ()); 987 width, height);
1000#ifdef RXVT_GRAPHICS 988
1001 if (old_height) 989#ifdef HAVE_BG_PIXMAP
1002 Gr_Resize (old_width - szHint.base_width, 990 if (bgPixmap.window_size_sensitive ())
1003 old_height - szHint.base_height); 991 update_background ();
1004#endif 992#endif
993
1005 scr_clear (); 994 scr_clear ();
1006#ifdef XPM_BACKGROUND
1007 resize_pixmap ();
1008#endif
1009
1010 } 995 }
1011 996
1012 if (fix_screen || old_height == 0) 997 if (fix_screen || old_height == 0)
1013 {
1014 int curr_screen = -1;
1015 int old_ncol = prev_ncol;
1016
1017 /* scr_reset only works on the primary screen */
1018 if (old_height) /* this is not the first time through */
1019 {
1020 unsigned int ncol = TermWin.ncol;
1021 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022 curr_screen = scr_change_screen (PRIMARY);
1023 TermWin.ncol = ncol;
1024 }
1025
1026 scr_reset (); 998 scr_reset ();
1027 999
1028 if (curr_screen >= 0) /* this is not the first time through */ 1000 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1029 { 1001 //scr_touch (false);
1030 scr_change_screen (curr_screen);
1031 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1032 }
1033 }
1034 1002
1035 old_width = szHint.width; 1003#ifdef HAVE_BG_PIXMAP
1036 old_height = szHint.height; 1004// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1005// if (bgPixmap.pixmap)
1006// scr_touch (false);
1007#endif
1037 1008
1038#ifdef USE_XIM 1009#ifdef USE_XIM
1039 IMSetStatusPosition (); 1010 IMSetPosition ();
1040#endif 1011#endif
1041} 1012}
1042 1013
1043/* 1014/*
1044 * Set the width/height of the vt window in characters. Units are pixels. 1015 * Set the width/height of the vt window in characters. Units are pixels.
1045 * good for toggling 80/132 columns 1016 * good for toggling 80/132 columns
1046 */ 1017 */
1047void 1018void
1048rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1019rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049{ 1020{
1050 XWindowAttributes wattr; 1021 XWindowAttributes wattr;
1051 1022
1052 if (width == 0 || height == 0) 1023 if (newwidth == 0 || newheight == 0)
1053 { 1024 {
1054 XGetWindowAttributes (display->display, display->root, &wattr); 1025 XGetWindowAttributes (dpy, display->root, &wattr);
1026
1055 if (width == 0) 1027 if (newwidth == 0)
1056 width = wattr.width - szHint.base_width; 1028 newwidth = wattr.width - szHint.base_width;
1057 if (height == 0) 1029 if (newheight == 0)
1058 height = wattr.height - szHint.base_height; 1030 newheight = wattr.height - szHint.base_height;
1059 }
1060 if (width != TermWin.width || height != TermWin.height)
1061 { 1031 }
1032
1033 if (newwidth != width || newheight != height)
1034 {
1062 width += szHint.base_width; 1035 newwidth += szHint.base_width;
1063 height += szHint.base_height; 1036 newheight += szHint.base_height;
1064 resize_all_windows (width, height, 0); 1037 resize_all_windows (newwidth, newheight, 0);
1065 } 1038 }
1066} 1039}
1067 1040
1068/* -------------------------------------------------------------------- * 1041/* -------------------------------------------------------------------- *
1069 * - X INPUT METHOD ROUTINES - * 1042 * - X INPUT METHOD ROUTINES - *
1070 * -------------------------------------------------------------------- */ 1043 * -------------------------------------------------------------------- */
1071#ifdef USE_XIM 1044#ifdef USE_XIM
1072 1045
1073void 1046void
1047rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1048{
1049 fg = pix_colors [Color_fg];
1050 bg = pix_colors [Color_bg];
1051}
1052
1053void
1074rxvt_term::im_set_size (XRectangle *size) 1054rxvt_term::im_set_size (XRectangle &size)
1075{ 1055{
1076 size->x = TermWin.int_bwidth; 1056 // the int_bwidth terms make no sense to me
1077 size->y = TermWin.int_bwidth; 1057 size.x = int_bwidth;
1078 size->width = Width2Pixel (TermWin.ncol); 1058 size.y = int_bwidth;
1079 size->height = Height2Pixel (TermWin.nrow); 1059 size.width = Width2Pixel (ncol) + int_bwidth;
1060 size.height = Height2Pixel (nrow) + int_bwidth;
1080} 1061}
1081 1062
1082void 1063void
1083rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1064rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1065 XRectangle &status_rect,
1066 const XRectangle &needed_rect)
1084{ 1067{
1085 *fg = PixColors[Color_fg]; 1068 preedit_rect.x = needed_rect.width;
1086 *bg = PixColors[Color_bg]; 1069 preedit_rect.y = 0;
1070 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1071 preedit_rect.height = fheight;
1072
1073 status_rect.x = 0;
1074 status_rect.y = 0;
1075 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1076 status_rect.height = fheight;
1087} 1077}
1088 1078
1089/* Checking whether input method is running. */ 1079/* Checking whether input method is running. */
1090bool 1080bool
1091rxvt_term::IMisRunning () 1081rxvt_term::IMisRunning ()
1092{ 1082{
1093 char *p; 1083 char *p;
1094 Atom atom; 1084 Atom atom;
1095 Window win; 1085 Window win;
1096 char server[IMBUFSIZ]; 1086 char server[IMBUFSIZ];
1097 1087
1098 /* get current locale modifier */ 1088 /* get current locale modifier */
1099 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1089 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1100 { 1090 {
1101 STRCPY (server, "@server="); 1091 strcpy (server, "@server=");
1102 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1092 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1093
1103 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1094 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1104 *p = '\0'; 1095 *p = '\0';
1105 1096
1106 atom = XInternAtom (display->display, server, False); 1097 atom = XInternAtom (dpy, server, False);
1107 win = XGetSelectionOwner (display->display, atom); 1098 win = XGetSelectionOwner (dpy, atom);
1099
1108 if (win != None) 1100 if (win != None)
1109 return True; 1101 return True;
1110 } 1102 }
1103
1111 return False; 1104 return False;
1112} 1105}
1113 1106
1114void 1107void
1115rxvt_term::IMSendSpot () 1108rxvt_term::IMSendSpot ()
1116{ 1109{
1117 XPoint spot; 1110 XPoint nspot;
1118 XVaNestedList preedit_attr; 1111 XVaNestedList preedit_attr;
1119 1112
1120 if (Input_Context == NULL 1113 if (!Input_Context
1121 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1114 || !focus
1122 || ! (event_type == KeyPress 1115 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123 || event_type == Expose
1124 || event_type == NoExpose
1125 || event_type == SelectionNotify
1126 || event_type == ButtonRelease || event_type == FocusIn)
1127 || !IMisRunning ())
1128 return; 1116 return;
1129 1117
1130 im_set_position (&spot); 1118 im_set_position (nspot);
1119
1120 if (nspot.x == spot.x && nspot.y == spot.y)
1121 return;
1122
1123 spot = nspot;
1131 1124
1132 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1125 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1126 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134 XFree (preedit_attr); 1127 XFree (preedit_attr);
1135} 1128}
1136 1129
1137void 1130void
1138rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139 XRectangle * needed_rect)
1140{
1141 int mbh, vtx = 0;
1142
1143 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144 vtx = scrollbar_TotalWidth ();
1145
1146 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147 mbh -= TermWin.lineSpace;
1148
1149 preedit_rect->x = needed_rect->width + vtx;
1150 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153 preedit_rect->height = Height2Pixel (1);
1154
1155 status_rect->x = vtx;
1156 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159 status_rect->height = Height2Pixel (1);
1160}
1161
1162void
1163rxvt_term::im_destroy () 1131rxvt_term::im_destroy ()
1164{ 1132{
1165 if (Input_Context)
1166 {
1167 XDestroyIC (Input_Context);
1168 Input_Context = NULL;
1169 }
1170
1171 if (input_method) 1133 if (input_method)
1172 { 1134 {
1135 if (Input_Context && input_method->xim)
1136 XDestroyIC (Input_Context);
1137
1173 display->put_xim (input_method); 1138 display->put_xim (input_method);
1174 input_method = 0; 1139 input_method = 0;
1175 } 1140 }
1141
1142 Input_Context = 0;
1176} 1143}
1144
1145#ifdef ENABLE_XIM_ONTHESPOT
1146
1147static void
1148xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1149{
1150 ((rxvt_term *)client_data)->make_current ();
1151 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1152}
1153
1154static void
1155xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1156{
1157 ((rxvt_term *)client_data)->make_current ();
1158 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1159}
1160
1161static void
1162xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1163{
1164 rxvt_term *term = (rxvt_term *)client_data;
1165 XIMText *text = call_data->text;
1166
1167 term->make_current ();
1168
1169 if (text)
1170 {
1171 void *str;
1172
1173 if (!text->encoding_is_wchar && text->string.multi_byte)
1174 {
1175 // of course, X makes it ugly again
1176 if (term->rs[Rs_imLocale])
1177 SET_LOCALE (term->rs[Rs_imLocale]);
1178
1179 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1180 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1181
1182 if (term->rs[Rs_imLocale])
1183 SET_LOCALE (term->locale);
1184 }
1185 else
1186 str = (void *)text->string.wide_char;
1187
1188 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1189 DT_INT, call_data->caret,
1190 DT_INT, call_data->chg_first,
1191 DT_INT, call_data->chg_length,
1192 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1193 DT_WCS_LEN, str, str ? (int)text->length : 0,
1194 DT_END));
1195 }
1196 else
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_END));
1202}
1203
1204#if 0
1205static void
1206xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1207{
1208 ((rxvt_term *)client_data)->make_current ();
1209 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1210 DT_INT, call_data->position,
1211 DT_INT, call_data->direction,
1212 DT_INT, call_data->style,
1213 DT_END));
1214}
1215#endif
1216
1217#endif
1177 1218
1178/* 1219/*
1179 * Try to open a XIM with the current modifiers, then see if we can 1220 * Try to open a XIM with the current modifiers, then see if we can
1180 * open a suitable preedit type 1221 * open a suitable preedit type
1181 */ 1222 */
1182bool 1223bool
1183rxvt_term::IM_get_IC (const char *modifiers) 1224rxvt_term::IM_get_IC (const char *modifiers)
1184{ 1225{
1185 int i, j, found; 1226 int i, j, found;
1186 XIM xim; 1227 XIM xim;
1187 XPoint spot; 1228 XPoint spot;
1188 XRectangle rect, status_rect, needed_rect; 1229 XRectangle rect, status_rect, needed_rect;
1189 unsigned long fg, bg; 1230 unsigned long fg, bg;
1190 const char *p; 1231 const char *p;
1191 char **s; 1232 char **s;
1192 XIMStyles *xim_styles; 1233 XIMStyles *xim_styles;
1193 XVaNestedList preedit_attr, status_attr; 1234#ifdef ENABLE_XIM_ONTHESPOT
1235 XIMCallback xcb[4];
1236#endif
1237
1238 set_environ (envv);
1194 1239
1195 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1240 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196 return false; 1241 return false;
1197 1242
1198 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199 input_method = display->get_xim (locale, modifiers); 1243 input_method = display->get_xim (locale, modifiers);
1200 if (input_method == NULL) 1244 if (input_method == NULL)
1201 return false; 1245 return false;
1202 1246
1203 xim = input_method->xim; 1247 xim = input_method->xim;
1248 spot.x = spot.y = -1;
1204 1249
1205 xim_styles = NULL; 1250 xim_styles = NULL;
1206 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1251 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207 || !xim_styles || !xim_styles->count_styles) 1252 || !xim_styles || !xim_styles->count_styles)
1208 { 1253 {
1209 display->put_xim (input_method); 1254 im_destroy ();
1210 return false; 1255 return false;
1211 } 1256 }
1212 1257
1213 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1258 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1259
1260 for (int pi = 0; pi < 2; pi++)
1261 {
1262 p = pet[pi];
1263
1264 if (!p)
1265 continue;
1266
1214 s = rxvt_splitcommastring (p); 1267 s = rxvt_splitcommastring (p);
1268
1215 for (i = found = 0; !found && s[i]; i++) 1269 for (i = found = 0; !found && s[i]; i++)
1216 { 1270 {
1217 if (!STRCMP (s[i], "OverTheSpot")) 1271 if (!strcmp (s[i], "OverTheSpot"))
1218 input_style = (XIMPreeditPosition | XIMStatusNothing); 1272 input_style = XIMPreeditPosition | XIMStatusNothing;
1219 else if (!STRCMP (s[i], "OffTheSpot")) 1273 else if (!strcmp (s[i], "OffTheSpot"))
1220 input_style = (XIMPreeditArea | XIMStatusArea); 1274 input_style = XIMPreeditArea | XIMStatusArea;
1221 else if (!STRCMP (s[i], "Root")) 1275 else if (!strcmp (s[i], "Root"))
1222 input_style = (XIMPreeditNothing | XIMStatusNothing); 1276 input_style = XIMPreeditNothing | XIMStatusNothing;
1277 else if (!strcmp (s[i], "None"))
1278 input_style = XIMPreeditNone | XIMStatusNone;
1279#ifdef ENABLE_XIM_ONTHESPOT
1280 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1281 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1282#endif
1283 else
1284 input_style = XIMPreeditNothing | XIMStatusNothing;
1223 1285
1224 for (j = 0; j < xim_styles->count_styles; j++) 1286 for (j = 0; j < xim_styles->count_styles; j++)
1225 if (input_style == xim_styles->supported_styles[j]) 1287 if (input_style == xim_styles->supported_styles[j])
1226 { 1288 {
1289 rxvt_freecommastring (s);
1290
1227 found = 1; 1291 found = 1;
1228 break; 1292 goto foundpet;
1293 }
1294
1229 } 1295 }
1230 }
1231 1296
1232 for (i = 0; s[i]; i++) 1297 rxvt_freecommastring (s);
1233 free (s[i]); 1298 }
1234 1299
1235 free (s); 1300foundpet:
1301
1236 XFree (xim_styles); 1302 XFree (xim_styles);
1237 1303
1238 if (!found) 1304 if (!found)
1239 { 1305 {
1240 display->put_xim (input_method); 1306 im_destroy ();
1241 return false; 1307 return false;
1242 } 1308 }
1243 1309
1244 preedit_attr = status_attr = NULL; 1310 XFontSet fs = 0;
1311 XVaNestedList preedit_attr = 0, status_attr = 0;
1312
1313 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1314 {
1315 // fake us a font-set, please
1316 char **missing_charset_list;
1317 int missing_charset_count;
1318 char *def_string;
1319 char pat[512];
1320
1321 sprintf (pat,
1322 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1323 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1324 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1325 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1326 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1327 "*",
1328 fheight,
1329 fheight + 1, fheight - 1,
1330 fheight - 2, fheight + 2);
1331
1332 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1333 &missing_charset_list, &missing_charset_count, &def_string);
1334
1335 if (missing_charset_list)
1336 XFreeStringList (missing_charset_list);
1337
1338 if (!fs)
1339 {
1340 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1341 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1342 }
1343 }
1245 1344
1246 if (input_style & XIMPreeditPosition) 1345 if (input_style & XIMPreeditPosition)
1247 { 1346 {
1248 im_set_size (&rect); 1347 im_set_size (rect);
1249 im_set_position (&spot); 1348 im_set_position (spot);
1250 im_set_color (&fg, &bg); 1349 im_set_color (fg, bg);
1251 1350
1252 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1351 preedit_attr = XVaCreateNestedList (0,
1352 XNForeground, fg,
1353 XNBackground, bg,
1354 XNArea, &rect,
1253 XNSpotLocation, &spot, 1355 XNSpotLocation, &spot,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, TermWin.fontset, 1356 XNFontSet, fs,
1256 NULL); 1357 NULL);
1257 } 1358 }
1258 else if (input_style & XIMPreeditArea) 1359 else if (input_style & XIMPreeditArea)
1259 { 1360 {
1260 im_set_color (&fg, &bg); 1361 im_set_color (fg, bg);
1261 1362
1262 /* 1363 /*
1263 * The necessary width of preedit area is unknown 1364 * The necessary width of preedit area is unknown
1264 * until create input context. 1365 * until create input context.
1265 */ 1366 */
1266 needed_rect.width = 0; 1367 needed_rect.width = 0;
1267
1268 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1368 im_set_preedit_area (rect, status_rect, needed_rect);
1269 1369
1270 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1370 preedit_attr = XVaCreateNestedList (0,
1371 XNForeground, fg,
1271 XNForeground, fg, XNBackground, bg, 1372 XNBackground, bg,
1373 XNArea, &rect,
1374 XNFontSet, fs,
1375 NULL);
1376 status_attr = XVaCreateNestedList (0,
1377 XNForeground, fg,
1378 XNBackground, bg,
1379 XNArea, &status_rect,
1272 //XNFontSet, TermWin.fontset, 1380 XNFontSet, fs,
1273 NULL); 1381 NULL);
1274 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1382 }
1275 XNForeground, fg, XNBackground, bg, 1383#if ENABLE_XIM_ONTHESPOT
1276 //XNFontSet, TermWin.fontset, 1384 else if (input_style & XIMPreeditCallbacks)
1385 {
1386 im_set_position (spot);
1387
1388 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1389 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1390 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1391# if 0
1392 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1393# endif
1394
1395 preedit_attr = XVaCreateNestedList (0,
1396 XNSpotLocation, &spot,
1397 XNPreeditStartCallback, &xcb[0],
1398 XNPreeditDoneCallback , &xcb[1],
1399 XNPreeditDrawCallback , &xcb[2],
1400# if 0
1401 XNPreeditCaretCallback, &xcb[3],
1402# endif
1277 NULL); 1403 NULL);
1278 } 1404 }
1405#endif
1279 1406
1280 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1407 Input_Context = XCreateIC (xim,
1408 XNInputStyle, input_style,
1281 XNClientWindow, TermWin.parent[0], 1409 XNClientWindow, vt,
1282 XNFocusWindow, TermWin.parent[0], 1410 XNFocusWindow, parent[0],
1283 preedit_attr ? XNPreeditAttributes : NULL, 1411 preedit_attr ? XNPreeditAttributes : NULL,
1284 preedit_attr, 1412 preedit_attr,
1285 status_attr ? XNStatusAttributes : NULL, 1413 status_attr ? XNStatusAttributes : NULL,
1286 status_attr, NULL); 1414 status_attr, NULL);
1415
1287 if (preedit_attr) XFree (preedit_attr); 1416 if (preedit_attr) XFree (preedit_attr);
1288 if (status_attr) XFree (status_attr); 1417 if (status_attr) XFree (status_attr);
1418 if (fs) XFreeFontSet (dpy, fs);
1289 1419
1290 if (Input_Context == NULL) 1420 if (Input_Context == NULL)
1291 { 1421 {
1292 rxvt_print_error ("failed to create input context"); 1422 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293 display->put_xim (input_method); 1423 im_destroy ();
1294 return false; 1424 return false;
1295 } 1425 }
1296 1426
1297 if (input_style & XIMPreeditArea) 1427#if 0
1428 // unfortunately, only the focus window is used by XIM, hard to fix
1429 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1430 vt_select_input ();
1431#endif
1432
1298 IMSetStatusPosition (); 1433 IMSetPosition ();
1299 1434
1300 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1301 return true; 1435 return true;
1302} 1436}
1303 1437
1304void 1438void
1305rxvt_term::im_cb () 1439rxvt_term::im_cb ()
1306{ 1440{
1307 int i, found, had_im; 1441 int i;
1308 const char *p; 1442 const char *p;
1309 char **s; 1443 char **s;
1310 char buf[IMBUFSIZ]; 1444 char buf[IMBUFSIZ];
1311 1445
1446 make_current ();
1447
1312 im_destroy (); 1448 im_destroy ();
1313 1449
1314 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315 if (Input_Context) 1450 if (Input_Context)
1316 return; 1451 return;
1317 1452
1318#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1453#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319 if (rs[Rs_imLocale]) 1454 if (rs[Rs_imLocale])
1320 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1455 SET_LOCALE (rs[Rs_imLocale]);
1321#endif 1456#endif
1322 1457
1323 p = rs[Rs_inputMethod]; 1458 p = rs[Rs_inputMethod];
1324 if (p && *p) 1459 if (p && *p)
1325 { 1460 {
1326 bool found = false; 1461 bool found = false;
1327 1462
1328 s = rxvt_splitcommastring (p); 1463 s = rxvt_splitcommastring (p);
1464
1329 for (i = 0; s[i]; i++) 1465 for (i = 0; s[i]; i++)
1330 { 1466 {
1331 if (*s[i]) 1467 if (*s[i])
1332 { 1468 {
1333 STRCPY (buf, "@im="); 1469 strcpy (buf, "@im=");
1334 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1470 strncat (buf, s[i], IMBUFSIZ - 5);
1335 if (IM_get_IC (buf)) 1471 if (IM_get_IC (buf))
1336 { 1472 {
1337 found = true; 1473 found = true;
1338 break; 1474 break;
1339 } 1475 }
1340 } 1476 }
1341 } 1477 }
1342 for (i = 0; s[i]; i++) 1478
1343 free (s[i]); 1479 rxvt_freecommastring (s);
1344 free (s);
1345 1480
1346 if (found) 1481 if (found)
1347 goto done; 1482 goto done;
1348 } 1483 }
1349 1484
1356 goto done; 1491 goto done;
1357 1492
1358done: 1493done:
1359#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1494#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1360 if (rs[Rs_imLocale]) 1495 if (rs[Rs_imLocale])
1361 setlocale (LC_CTYPE, locale); 1496 SET_LOCALE (locale);
1362#endif 1497#endif
1363} 1498}
1364 1499
1365void 1500void
1366rxvt_term::IMSetStatusPosition () 1501rxvt_term::IMSetPosition ()
1367{ 1502{
1368 XRectangle preedit_rect, status_rect, *needed_rect; 1503 XRectangle preedit_rect, status_rect, *needed_rect;
1369 XVaNestedList preedit_attr, status_attr; 1504 XVaNestedList preedit_attr, status_attr;
1370 1505
1371 if (Input_Context == NULL 1506 if (!Input_Context
1372 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1507 || !focus
1508 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373 || !IMisRunning ()) 1509 || !IMisRunning ())
1374 return; 1510 return;
1375 1511
1512 if (input_style & XIMPreeditPosition)
1513 {
1514 im_set_size (preedit_rect);
1515 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1516
1517 XSetICValues (Input_Context,
1518 XNPreeditAttributes, preedit_attr, NULL);
1519 }
1520 else
1521 {
1376 /* Getting the necessary width of preedit area */ 1522 /* Getting the necessary width of preedit area */
1377 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1523 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1524 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379 XFree (status_attr); 1525 XFree (status_attr);
1380 1526
1381 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1527 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1528 XFree (needed_rect);
1382 1529
1383 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1530 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1531 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385 1532
1386 XSetICValues (Input_Context, 1533 XSetICValues (Input_Context,
1387 XNPreeditAttributes, preedit_attr, 1534 XNPreeditAttributes, preedit_attr,
1388 XNStatusAttributes, status_attr, NULL); 1535 XNStatusAttributes, status_attr,
1536 NULL);
1389 1537
1538 XFree (status_attr);
1539 }
1540
1390 XFree (preedit_attr); 1541 XFree (preedit_attr);
1391 XFree (status_attr);
1392} 1542}
1393#endif /* USE_XIM */ 1543#endif /* USE_XIM */
1394 1544
1395/*----------------------------------------------------------------------*/ 1545void
1396rxvt_t rxvt_current_term; 1546rxvt_term::get_window_origin (int &x, int &y)
1547{
1548 Window cr;
1549 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1550/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1551}
1552
1553Pixmap
1554rxvt_term::get_pixmap_property (int prop_id)
1555{
1556 if (prop_id > 0 && prop_id < NUM_XA)
1557 if (xa[prop_id])
1558 {
1559 int aformat;
1560 unsigned long nitems, bytes_after;
1561 Atom atype;
1562 unsigned char *prop = NULL;
1563 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1564 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1565 &nitems, &bytes_after, &prop);
1566 if (result == Success && prop && atype == XA_PIXMAP)
1567 return *(Pixmap *)prop;
1568 }
1569
1570 return None;
1571}
1572
1573#ifdef HAVE_BG_PIXMAP
1574# if TRACE_PIXMAPS
1575# undef update_background
1576void
1577rxvt_term::trace_update_background (const char *file, int line)
1578{
1579 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1580 update_background ();
1581}
1582# endif
1583
1584void
1585rxvt_term::update_background ()
1586{
1587 if (update_background_ev.is_active ())
1588 return;
1589
1590 bgPixmap.invalidate ();
1591
1592 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1593
1594 if (to_wait <= 0.)
1595 bgPixmap.render ();
1596 else
1597 update_background_ev.start (to_wait);
1598}
1599
1600void
1601rxvt_term::update_background_cb (ev::timer &w, int revents)
1602{
1603 make_current ();
1604
1605 update_background_ev.stop ();
1606 bgPixmap.render ();
1607 refresh_check ();
1608}
1609
1610#endif /* HAVE_BG_PIXMAP */
1397 1611
1398/*----------------------- end-of-file (C source) -----------------------*/ 1612/*----------------------- end-of-file (C source) -----------------------*/

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