ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/main.C
(Generate patch)

Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.7 by pcg, Wed Nov 26 10:42:34 2003 UTC vs.
Revision 1.378 by root, Tue Jun 5 11:10:50 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.7 2003/11/26 10:42:34 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) 2003-2010 Marc Lehmann <schmorp@schmorp.de>
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 "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <assert.h>
37#include <signal.h> 42#include <signal.h>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h> 43#include <string.h>
41#endif
42 44
43#ifdef HAVE_TERMIOS_H
44# include <termios.h> 45#include <termios.h>
45#endif
46 46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# include <locale.h>
52#endif
53
54struct termios rxvt_term::def_tio;
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
60static char curlocale[128], savelocale[128];
61
62bool
63rxvt_set_locale (const char *locale) NOTHROW
64{
65 int size = strlen (locale) + 1;
66
67 if (size > sizeof (curlocale))
68 rxvt_fatal ("locale string too long, aborting.\n");
69
70 if (!locale || !memcmp (locale, curlocale, size))
71 return false;
72
73 memcpy (curlocale, locale, size);
74 setlocale (LC_CTYPE, curlocale);
75 return true;
76}
77
47void * 78void
48rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
49{ 80{
50 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
51 84
52 MEMSET (p, 0, s); 85void
86rxvt_pop_locale () NOTHROW
87{
88 rxvt_set_locale (savelocale);
89}
90
91#if ENABLE_COMBINING
92class rxvt_composite_vec rxvt_composite;
93
94text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95{
96 compose_char *cc;
97
98 // break compose chains, as stupid readline really likes to duplicate
99 // composing characters for some reason, near the end of a line.
100 cc = (*this)[c1];
101 while (cc)
102 {
103 if (cc->c2 == c2) return c1;
104 cc = (*this)[cc->c1];
105 }
106
107 // check to see whether this combination already exists otherwise
108 for (cc = v.begin (); cc < v.end (); cc++)
109 if (cc->c1 == c1 && cc->c2 == c2)
110 return COMPOSE_LO + (cc - v.begin ());
111
112 // allocate a new combination
113 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
114 {
115 static int seen;
116
117 if (!seen++)
118 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
119
120 return REPLACEMENT_CHAR;
121 }
122
123 v.push_back (compose_char (c1, c2));
124
125 return v.size () - 1 + COMPOSE_LO;
126}
127
128int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
129{
130 compose_char *cc = (*this)[c];
131
132 if (!cc)
133 {
134 if (r) *r = c;
135 return 1;
136 }
137
138 int len = expand (cc->c1, r);
139
140 if (r) r += len;
141
142 if (cc->c2 != NOCHAR)
143 {
144 len++;
145 if (r) *r++ = cc->c2;
146 }
147
53 return p; 148 return len;
54}
55 149
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 150}
151#endif
61 152
62rxvt_term::rxvt_term () 153rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 154{
155#if HAVE_BG_PIXMAP
156 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
157#endif
64#ifdef CURSOR_BLINK 158#ifdef CURSOR_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 159 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
160#endif
161#ifdef TEXT_BLINK
162 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
163#endif
164#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
165 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
166#endif
167#ifdef SELECTION_SCROLLING
168 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
169#endif
170#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
171 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
172#endif
173#if ENABLE_TRANSPARENCY || ENABLE_PERL
174 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
175#endif
176 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
177#if USE_XIM
178 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
66#endif 179#endif
67#ifdef POINTER_BLANK 180#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 181 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
69#endif 182#endif
70 x_ev (this, &rxvt_term::x_cb) 183#ifndef NO_BELL
71{ 184 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
185#endif
186 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
187 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
188 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
189 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
190 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
191 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
192
72 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 193 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
194
195 termlist.push_back (this);
196
197#ifdef KEYSYM_RESOURCE
198 keyboard = new keyboard_manager;
199#endif
200}
201
202// clean up the most important stuff, do *not* call x or free mem etc.
203// for use before an emergency exit
204void
205rxvt_term::emergency_cleanup ()
206{
207 if (cmd_pid)
208 kill (-cmd_pid, SIGHUP);
209
210 pty_ev.stop ();
211 delete pty; pty = 0;
73} 212}
74 213
75rxvt_term::~rxvt_term () 214rxvt_term::~rxvt_term ()
76{ 215{
77 delete PixColors; 216 termlist.erase (find (termlist.begin (), termlist.end(), this));
78}
79 217
80/*----------------------------------------------------------------------*/ 218 emergency_cleanup ();
81/* rxvt_init() */
82/* LIBPROTO */
83rxvt_t
84rxvt_init(int argc, const char *const *argv)
85{
86 SET_R(new rxvt_term);
87 dR;
88 219
89 if (!R->init_vars () || !R->init (argc, argv)) 220#if ENABLE_STYLES
90 { 221 for (int i = RS_styleCount; --i; )
91 delete R; 222 if (fontset[i] != fontset[0])
92 return NULL; 223 delete fontset[i];
224#endif
225 delete fontset[0];
226
227#ifdef HAVE_BG_PIXMAP
228 bg_destroy ();
229#endif
230
231 if (display)
93 } 232 {
233 selection_clear ();
234 selection_clear (true);
94 235
236#if USE_XIM
237 im_destroy ();
238#endif
239 scrollBar.destroy ();
240 if (gc) XFreeGC (dpy, gc);
241
242 delete drawable;
243 // destroy all windows
244 if (parent)
245 XDestroyWindow (dpy, parent);
246
247 for (int i = 0; i < TOTAL_COLORS; i++)
248 if (ISSET_PIXCOLOR (i))
249 {
250 pix_colors_focused [i].free (this);
251#if OFF_FOCUS_FADING
252 pix_colors_unfocused [i].free (this);
253#endif
254 }
255
256 clear ();
257
258 display->flush (); /* ideally .put should do this */
259 displays.put (display);
260 }
261
262 scr_release ();
263
264 /* clear all resources */
265 for (int i = 0; i < allocated.size (); i++)
266 free (allocated [i]);
267
268 free (selection.text);
269 free (selection.clip_text);
270 free (locale);
271 free (v_buffer);
272
273 delete selection_req;
274
275 delete envv;
276 delete argv;
277
278#ifdef KEYSYM_RESOURCE
279 delete keyboard;
280#endif
281#ifndef NO_RESOURCES
282 XrmDestroyDatabase (option_db);
283#endif
284}
285
286// child has exited, usually destroys
287void
288rxvt_term::child_cb (ev::child &w, int status)
289{
290 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
291
292 cmd_pid = 0;
293
294 if (!option (Opt_hold))
295 destroy ();
296}
297
298void
299rxvt_term::destroy ()
300{
301 if (destroy_ev.is_active ())
95 return R; 302 return;
96}
97 303
98bool 304 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99rxvt_term::init (int argc, const char *const *argv)
100{
101 dR;//TODO (scrollbar, setidle)
102 305
103 /* 306#if ENABLE_OVERLAY
104 * Save and then give up any super-user privileges 307 scr_overlay_off ();
105 * If we need privileges in any area then we must specifically request it.
106 * We should only need to be root in these cases:
107 * 1. write utmp entries on some systems
108 * 2. chown tty on some systems
109 */
110 rxvt_privileges (this, SAVE);
111 rxvt_privileges (this, IGNORE);
112
113 rxvt_init_secondary (this);
114
115 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117#if (MENUBAR_MAX)
118 rxvt_menubar_read (this, rs[Rs_menu]);
119#endif 308#endif
120#ifdef HAVE_SCROLLBARS
121 if (Options & Opt_scrollBar)
122 scrollbar_setIdle (); /* set existence for size calculations */
123#endif
124 309
125 rxvt_Create_Windows (this, argc, argv); 310 if (display)
126
127 rxvt_init_xlocale (this);
128
129 rxvt_scr_reset (this); /* initialize screen */
130#ifdef RXVT_GRAPHICS
131 rxvt_Gr_reset (this); /* reset graphics */
132#endif
133
134#if 0
135#ifdef DEBUG_X
136 XSynchronize(Xdisplay, True);
137 XSetErrorHandler((XErrorHandler) abort);
138#else
139 XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140#endif
141#endif
142
143#ifdef HAVE_SCROLLBARS
144 if (Options & Opt_scrollBar)
145 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146#endif
147#if (MENUBAR_MAX)
148 if (menubar_visible(r))
149 XMapWindow (Xdisplay, menuBar.win);
150#endif
151#ifdef TRANSPARENT
152 if (Options & Opt_transparent)
153 {
154 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155 rxvt_check_our_parents (this);
156 } 311 {
312#if USE_XIM
313 im_ev.stop (display);
157#endif 314#endif
158 XMapWindow (Xdisplay, TermWin.vt); 315 scrollbar_ev.stop (display);
159 XMapWindow (Xdisplay, TermWin.parent[0]); 316#if ENABLE_TRANSPARENCY || ENABLE_PERL
160 317 rootwin_ev.stop (display);
161 rxvt_init_env (this);
162 rxvt_init_command (this, cmd_argv);
163
164 x_ev.start (Xfd, EVENT_READ);
165 pty_ev.start (cmd_fd, EVENT_READ);
166
167 flush ();
168
169 return true;
170}
171
172/* ------------------------------------------------------------------------- *
173 * SIGNAL HANDLING & EXIT HANDLER *
174 * ------------------------------------------------------------------------- */
175/*
176 * Catch a SIGCHLD signal and exit if the direct child has died
177 */
178/* ARGSUSED */
179/* EXTPROTO */
180RETSIGTYPE
181rxvt_Child_signal(int sig __attribute__ ((unused)))
182{
183 dR;
184 int pid, save_errno = errno;
185
186 do {
187 errno = 0;
188 } while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
189
190 if (pid == R->cmd_pid)
191 exit(EXIT_SUCCESS);
192
193 errno = save_errno;
194 signal(SIGCHLD, rxvt_Child_signal);
195}
196
197/*
198 * Catch a fatal signal and tidy up before quitting
199 */
200/* EXTPROTO */
201RETSIGTYPE
202rxvt_Exit_signal(int sig)
203{
204 signal(sig, SIG_DFL);
205#ifdef DEBUG_CMD
206 rxvt_print_error("signal %d", sig);
207#endif 318#endif
208 rxvt_clean_exit(); 319 termwin_ev.stop (display);
209 kill(getpid(), sig); 320 vt_ev.stop (display);
210}
211
212/* ARGSUSED */
213/* INTPROTO */
214int
215rxvt_xerror_handler(const Display * display
216 __attribute__ ((unused)), const XErrorEvent * event)
217{
218 dR;
219
220 if (R->allowedxerror == -1) {
221 R->allowedxerror = event->error_code;
222 return 0; /* ignored anyway */
223 } 321 }
224 rxvt_print_error("XError: Request: %d . %d, Error: %d", 322
225 event->request_code, event->minor_code, 323 flush_ev.stop ();
226 event->error_code); 324 pty_ev.stop ();
227/* XXX: probably should call rxvt_clean_exit() bypassing X routines */ 325#ifdef CURSOR_BLINK
228 exit(EXIT_FAILURE); 326 cursor_blink_ev.stop ();
229/* NOTREACHED */ 327#endif
328#ifdef TEXT_BLINK
329 text_blink_ev.stop ();
330#endif
331#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
332 cont_scroll_ev.stop ();
333#endif
334#ifdef SELECTION_SCROLLING
335 sel_scroll_ev.stop ();
336#endif
337#ifdef POINTER_BLANK
338 pointer_ev.stop ();
339#endif
340
341 destroy_ev.start ();
342}
343
344void
345rxvt_term::destroy_cb (ev::idle &w, int revents)
346{
347 make_current ();
348
349 delete this;
350}
351
352void
353rxvt_term::set_option (uint8_t opt, bool set) NOTHROW
354{
355 if (!opt)
356 return;
357
358 uint8_t mask = 1 << (opt & 7);
359 uint8_t &val = options [opt >> 3];
360
361 val = val & ~mask | (set ? mask : 0);
230} 362}
231 363
232/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
233/* 365/*
234 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
235 * TODO: if debugging, this should free up any known resources if we can 367 * TODO: if debugging, this should free up any known resources if we can
236 */ 368 */
237/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
238void
239rxvt_clean_exit(void)
240{
241 dR;
242 370
243#ifdef DEBUG_SCREEN 371static void
244 rxvt_scr_release(aR); 372rxvt_emergency_cleanup ()
245#endif 373{
246#ifndef NO_SETOWNER_TTYDEV 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
247 rxvt_privileged_ttydev(aR_ RESTORE); 375 (*t)->emergency_cleanup ();
248#endif 376}
249#ifdef UTMP_SUPPORT 377
250 rxvt_privileged_utmp(aR_ RESTORE); 378#if !ENABLE_MINIMAL
251#endif 379static void ecb_cold
252#ifdef USE_XIM 380print_x_error (Display *dpy, XErrorEvent *event)
253 if (R->Input_Context != NULL) { 381{
254 XDestroyIC(R->Input_Context); 382 char buffer[BUFSIZ];
255 R->Input_Context = NULL; 383 char mesg[BUFSIZ];
384 char number[32];
385 const char mtype[] = "XlibMessage";
386
387 XGetErrorText (dpy, event->error_code, buffer, BUFSIZ);
388 XGetErrorDatabaseText (dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
389 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
390 rxvt_warn ("%s: %s\n", mesg, buffer);
391 XGetErrorDatabaseText (dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
392 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
393 sprintf (number, "%d", event->request_code);
394 XGetErrorDatabaseText (dpy, "XRequest", number, "", buffer, BUFSIZ);
395 rxvt_warn ("(which is %s)\n", buffer);
396
397 if (event->request_code >= 128)
398 {
399 XGetErrorDatabaseText (dpy, mtype, "MinorCode", "Request Minor code %d", mesg, BUFSIZ);
400 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
256 } 401 }
257#endif
258}
259 402
260/* ------------------------------------------------------------------------- * 403 if (event->error_code == BadWindow
261 * MEMORY ALLOCATION WRAPPERS * 404 || event->error_code == BadPixmap
262 * ------------------------------------------------------------------------- */ 405 || event->error_code == BadCursor
263/* EXTPROTO */ 406 || event->error_code == BadFont
264void * 407 || event->error_code == BadDrawable
265rxvt_malloc(size_t size) 408 || event->error_code == BadColor
266{ 409 || event->error_code == BadGC
267 void *p; 410 || event->error_code == BadIDChoice
411 || event->error_code == BadValue
412 || event->error_code == BadAtom)
413 {
414 if (event->error_code == BadValue)
415 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x", mesg, BUFSIZ);
416 else if (event->error_code == BadAtom)
417 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x", mesg, BUFSIZ);
418 else
419 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x", mesg, BUFSIZ);
268 420
269 p = malloc(size); 421 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
270 if (p) 422 }
271 return p;
272 423
273 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 424 XGetErrorDatabaseText (dpy, mtype, "ErrorSerial", "Error Serial #%d", mesg, BUFSIZ);
274 rxvt_clean_exit(); 425 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
426}
427#endif
428
429int ecb_cold
430rxvt_xerror_handler (Display *display, XErrorEvent *event)
431{
432 if (GET_R->allowedxerror == -1)
433 GET_R->allowedxerror = event->error_code;
434 else
435 {
436 // GET_R is most likely not the terminal which caused the error,
437 // so just output the error and continue
438#if ENABLE_MINIMAL
439 old_xerror_handler (display, event);
440#else
441 print_x_error (display, event);
442#endif
443 }
444
445 return 0;
446}
447
448int ecb_cold
449rxvt_xioerror_handler (Display *display)
450{
451 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
452 DisplayString (display));
453 rxvt_emergency_cleanup ();
275 exit(EXIT_FAILURE); 454 _exit (EXIT_FAILURE);
276/* NOTREACHED */
277} 455}
278 456
279/* EXTPROTO */ 457static struct sig_handlers
280void *
281rxvt_calloc(size_t number, size_t size)
282{ 458{
283 void *p; 459 ev::sig sw_term, sw_int;
284 460
285 p = calloc(number, size); 461 /*
286 if (p) 462 * Catch a fatal signal and tidy up before quitting
287 return p; 463 */
464 void sig_term (ev::sig &w, int revents);
288 465
289 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 466 sig_handlers ()
290 rxvt_clean_exit(); 467 {
291 exit(EXIT_FAILURE); 468 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
292/* NOTREACHED */ 469 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
293} 470 }
471} sig_handlers;
294 472
295/* EXTPROTO */
296void *
297rxvt_realloc(void *ptr, size_t size)
298{
299 void *p;
300
301 if (ptr)
302 p = realloc(ptr, size);
303 else
304 p = malloc(size);
305 if (p)
306 return p;
307
308 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
309 rxvt_clean_exit();
310 exit(EXIT_FAILURE);
311/* NOTREACHED */
312}
313
314/* ------------------------------------------------------------------------- *
315 * PRIVILEGED OPERATIONS *
316 * ------------------------------------------------------------------------- */
317/* take care of suid/sgid super-user (root) privileges */
318/* INTPROTO */
319void 473void
320rxvt_privileges(pR_ int mode) 474sig_handlers::sig_term (ev::sig &w, int revents)
321{ 475{
322#if ! defined(__CYGWIN32__) 476 rxvt_emergency_cleanup ();
323# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 477 w.stop ();
324/* setreuid() is the poor man's setuid(), seteuid() */ 478 kill (getpid (), w.signum);
325# define seteuid(a) setreuid(-1, (a)) 479}
326# define setegid(a) setregid(-1, (a)) 480
327# define HAVE_SETEUID 481static void
482rxvt_get_ttymode (struct termios *tio)
483{
484 if (tcgetattr (STDIN_FILENO, tio) < 0)
485 memset (tio, 0, sizeof (struct termios));
486
487 for (int i = 0; i < NCCS; i++)
488 tio->c_cc[i] = VDISABLE;
489
490 tio->c_cc[VINTR] = CINTR;
491 tio->c_cc[VQUIT] = CQUIT;
492 tio->c_cc[VERASE] = CERASE;
493#ifdef VERASE2
494 tio->c_cc[VERASE2] = CERASE2;
495#endif
496 tio->c_cc[VKILL] = CKILL;
497 tio->c_cc[VEOF] = CEOF;
498 tio->c_cc[VSTART] = CSTART;
499 tio->c_cc[VSTOP] = CSTOP;
500 tio->c_cc[VSUSP] = CSUSP;
501# ifdef VDSUSP
502 tio->c_cc[VDSUSP] = CDSUSP;
328# endif 503# endif
329# ifdef HAVE_SETEUID 504# ifdef VREPRINT
330 switch (mode) { 505 tio->c_cc[VREPRINT] = CRPRNT;
331 case IGNORE:
332 /*
333 * change effective uid/gid - not real uid/gid - so we can switch
334 * back to root later, as required
335 */
336 seteuid(getuid());
337 setegid(getgid());
338 break;
339 case SAVE:
340 R->euid = geteuid();
341 R->egid = getegid();
342 break;
343 case RESTORE:
344 seteuid(R->euid);
345 setegid(R->egid);
346 break;
347 }
348# else
349 switch (mode) {
350 case IGNORE:
351 setuid(getuid());
352 setgid(getgid());
353 /* FALLTHROUGH */
354 case SAVE:
355 /* FALLTHROUGH */
356 case RESTORE:
357 break;
358 }
359# endif 506# endif
360#endif 507# ifdef VDISCRD
361} 508 tio->c_cc[VDISCRD] = CFLUSH;
362
363#ifdef UTMP_SUPPORT
364/* EXTPROTO */
365void
366rxvt_privileged_utmp(pR_ char action)
367{
368 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
369 action, R->next_utmp_action, getpid()));
370 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
371 || (R->Options & Opt_utmpInhibit)
372 || R->ttydev == NULL || *R->ttydev == '\0')
373 return;
374
375 rxvt_privileges(aR_ RESTORE);
376 if (action == SAVE) {
377 R->next_utmp_action = RESTORE;
378 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
379 } else { /* action == RESTORE */
380 R->next_utmp_action = IGNORE;
381 rxvt_cleanutent(aR);
382 }
383 rxvt_privileges(aR_ IGNORE);
384}
385#endif
386
387#ifndef NO_SETOWNER_TTYDEV
388/* EXTPROTO */
389void
390rxvt_privileged_ttydev(pR_ char action)
391{
392 D_MAIN((stderr,
393 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
394 action, R->next_tty_action, getpid()));
395 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
396 || R->ttydev == NULL || *R->ttydev == '\0')
397 return;
398
399 rxvt_privileges(aR_ RESTORE);
400
401 if (action == SAVE) {
402 R->next_tty_action = RESTORE;
403# ifndef RESET_TTY_TO_COMMON_DEFAULTS
404/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
405 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
406 R->next_tty_action = IGNORE;
407 else
408# endif 509# endif
409 { 510# ifdef VWERSE
410 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */ 511 tio->c_cc[VWERSE] = CWERASE;
411 chmod(R->ttydev, R->ttymode);
412# ifdef HAVE_REVOKE
413 revoke(R->ttydev);
414# endif 512# endif
415 } 513# ifdef VLNEXT
416 } else { /* action == RESTORE */ 514 tio->c_cc[VLNEXT] = CLNEXT;
417 R->next_tty_action = IGNORE;
418# ifndef RESET_TTY_TO_COMMON_DEFAULTS
419 chmod(R->ttydev, R->ttyfd_stat.st_mode);
420 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
421# else
422 chmod(R->ttydev,
423 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
424 chown(R->ttydev, 0, 0);
425# endif 515# endif
426 } 516# ifdef VSTATUS
427 517 tio->c_cc[VSTATUS] = CSTATUS;
428 rxvt_privileges(aR_ IGNORE);
429
430# ifndef RESET_TTY_TO_COMMON_DEFAULTS
431 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
432 action == RESTORE ? "Restoring" : (action ==
433 SAVE ? "Saving" :
434 "UNKNOWN ERROR for"), R->ttydev,
435 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
436 R->ttyfd_stat.st_gid));
437# endif 518# endif
438} 519
520# if VMIN != VEOF
521 tio->c_cc[VMIN] = 1;
439#endif 522# endif
523# if VTIME != VEOL
524 tio->c_cc[VTIME] = 0;
525# endif
526
527 /* input modes */
528 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
529# ifdef IMAXBEL
530 | IMAXBEL
531# endif
532 | IXON);
533
534 /* output modes */
535 tio->c_oflag = (OPOST | ONLCR);
536
537 /* control modes */
538 tio->c_cflag = (CS8 | CREAD);
539
540 /* local modes */
541 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
542# if defined (ECHOCTL) && defined (ECHOKE)
543 | ECHOCTL | ECHOKE
544# endif
545 | ECHOE | ECHOK);
546}
547
548char **rxvt_environ; // startup environment
549
550void
551rxvt_init ()
552{
553 assert (("fontMask must not overlap other RS masks",
554 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
555
556 rxvt_get_ttymode (&rxvt_term::def_tio);
557
558 // get rid of stdin/stdout as we don't need them, to free resources
559 dup2 (STDERR_FILENO, STDIN_FILENO);
560 dup2 (STDERR_FILENO, STDOUT_FILENO);
561
562 if (!ev_default_loop ())
563 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
564
565 rxvt_environ = environ;
566
567 signal (SIGHUP, SIG_IGN);
568 signal (SIGPIPE, SIG_IGN);
569
570 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
571 sig_handlers.sw_int.start (SIGINT); ev_unref ();
572
573 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
574 // TODO: handle this with exceptions and tolerate the memory loss
575 XSetIOErrorHandler (rxvt_xioerror_handler);
576
577 XrmInitialize ();
578
579#if HAVE_PIXBUF
580 g_type_init ();
581#endif
582}
440 583
441/*----------------------------------------------------------------------*/ 584/*----------------------------------------------------------------------*/
442/* 585/*
443 * window size/position calculcations for XSizeHint and other storage. 586 * window size/position calculations for XSizeHint and other storage.
444 * if width/height are non-zero then override calculated width/height 587 * if width/height are non-zero then override calculated width/height
445 */ 588 */
446/* EXTPROTO */
447void 589void
448rxvt_window_calc(pR_ unsigned int width, unsigned int height) 590rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
449{ 591{
450 short recalc_x, recalc_y; 592 short recalc_x, recalc_y;
451 int x, y, sb_w, mb_h, flags; 593 int x, y, flags;
452 unsigned int w, h; 594 unsigned int w, h;
453 unsigned int max_width, max_height; 595 unsigned int max_width, max_height;
454 596
455 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
456 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
457 R->szHint.height));
458 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 597 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
459 R->szHint.win_gravity = NorthWestGravity; 598 szHint.win_gravity = NorthWestGravity;
460/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 599 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
461 600
462 recalc_x = recalc_y = 0; 601 recalc_x = recalc_y = 0;
463 flags = 0; 602 flags = 0;
603
464 if (!R->parsed_geometry) { 604 if (!parsed_geometry)
605 {
465 R->parsed_geometry = 1; 606 parsed_geometry = 1;
607
466 if (R->rs[Rs_geometry]) 608 if (rs[Rs_geometry])
467 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 609 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
610
468 if (flags & WidthValue) { 611 if (flags & WidthValue)
469 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 612 {
613 if (!w)
614 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
615
616 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
470 R->szHint.flags |= USSize; 617 szHint.flags |= USSize;
471 } 618 }
619
472 if (flags & HeightValue) { 620 if (flags & HeightValue)
473 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 621 {
622 if (!h)
623 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
624
625 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
474 R->szHint.flags |= USSize; 626 szHint.flags |= USSize;
475 } 627 }
628
476 if (flags & XValue) { 629 if (flags & XValue)
630 {
477 R->szHint.x = x; 631 szHint.x = x;
478 R->szHint.flags |= USPosition; 632 szHint.flags |= USPosition;
633
479 if (flags & XNegative) { 634 if (flags & XNegative)
635 {
480 recalc_x = 1; 636 recalc_x = 1;
481 R->szHint.win_gravity = NorthEastGravity; 637 szHint.win_gravity = NorthEastGravity;
482 } 638 }
483 } 639 }
640
484 if (flags & YValue) { 641 if (flags & YValue)
642 {
485 R->szHint.y = y; 643 szHint.y = y;
486 R->szHint.flags |= USPosition; 644 szHint.flags |= USPosition;
645
487 if (flags & YNegative) { 646 if (flags & YNegative)
647 {
488 recalc_y = 1; 648 recalc_y = 1;
649
489 if (R->szHint.win_gravity == NorthEastGravity) 650 if (szHint.win_gravity == NorthEastGravity)
490 R->szHint.win_gravity = SouthEastGravity; 651 szHint.win_gravity = SouthEastGravity;
491 else 652 else
492 R->szHint.win_gravity = SouthWestGravity; 653 szHint.win_gravity = SouthWestGravity;
493 } 654 }
494 } 655 }
495 } 656 }
657
496/* TODO: BOUNDS */ 658 /* TODO: BOUNDS */
497 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 659 width = ncol * fwidth;
498 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 660 height = nrow * fheight;
499 max_width = MAX_COLS * R->TermWin.fwidth; 661 max_width = MAX_COLS * fwidth;
500 max_height = MAX_ROWS * R->TermWin.fheight; 662 max_height = MAX_ROWS * fheight;
501 663
502 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 664 szHint.base_width = szHint.base_height = 2 * int_bwidth;
503 665
504 sb_w = mb_h = 0;
505 R->window_vt_x = R->window_vt_y = 0; 666 window_vt_x = window_vt_y = int_bwidth;
506 if (scrollbar_visible(R)) { 667
668 if (scrollBar.state)
669 {
507 sb_w = scrollbar_TotalWidth(); 670 int sb_w = scrollBar.total_width ();
508 R->szHint.base_width += sb_w; 671 szHint.base_width += sb_w;
672
509 if (!(R->Options & Opt_scrollBar_right)) 673 if (!option (Opt_scrollBar_right))
510 R->window_vt_x = sb_w; 674 window_vt_x += sb_w;
511 } 675 }
512 if (menubar_visible(R)) { 676
513 mb_h = menuBar_TotalHeight();
514 R->szHint.base_height += mb_h;
515 R->window_vt_y = mb_h;
516 }
517 R->szHint.width_inc = R->TermWin.fwidth; 677 szHint.width_inc = fwidth;
518 R->szHint.height_inc = R->TermWin.fheight; 678 szHint.height_inc = fheight;
519 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 679 szHint.min_width = szHint.base_width + szHint.width_inc;
520 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 680 szHint.min_height = szHint.base_height + szHint.height_inc;
521 681
522 if (width && width - R->szHint.base_width < max_width) { 682 if (newwidth && newwidth - szHint.base_width < max_width)
683 {
523 R->szHint.width = width; 684 szHint.width = newwidth;
524 R->TermWin.width = width - R->szHint.base_width; 685 width = newwidth - szHint.base_width;
525 } else { 686 }
526 MIN_IT(R->TermWin.width, max_width); 687 else
688 {
689 min_it (width, max_width);
527 R->szHint.width = R->szHint.base_width + R->TermWin.width; 690 szHint.width = szHint.base_width + width;
528 } 691 }
692
529 if (height && height - R->szHint.base_height < max_height) { 693 if (newheight && newheight - szHint.base_height < max_height)
694 {
530 R->szHint.height = height; 695 szHint.height = newheight;
531 R->TermWin.height = height - R->szHint.base_height; 696 height = newheight - szHint.base_height;
532 } else { 697 }
533 MIN_IT(R->TermWin.height, max_height); 698 else
699 {
700 min_it (height, max_height);
534 R->szHint.height = R->szHint.base_height + R->TermWin.height; 701 szHint.height = szHint.base_height + height;
535 } 702 }
536 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))
537 R->window_sb_x = R->szHint.width - sb_w;
538 703
539 if (recalc_x) 704 if (recalc_x)
540 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 705 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
541 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 706
542 if (recalc_y) 707 if (recalc_y)
543 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 708 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
544 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
545 709
546 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 710 ncol = width / fwidth;
547 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 711 nrow = height / fheight;
548 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 712
549 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width, 713 // When the size of the vt window is not a multiple of the cell
550 R->szHint.height)); 714 // size, i.e., when the wm does not honour our size hints, there are
551 return; 715 // extra areas not covered by the terminal screen. Such gaps, when a
716 // bg pixmap is set, would have to be cleared manually to properly
717 // refresh the background. We take the simpler route and shrink the
718 // vt window so as to avoid creating gaps.
719 vt_width = ncol * fwidth;
720 vt_height = nrow * fheight;
552} 721}
553 722
554/*----------------------------------------------------------------------*/ 723/*----------------------------------------------------------------------*/
555/* 724/*
556 * Tell the teletype handler what size the window is. 725 * Tell the teletype handler what size the window is.
557 * Called after a window size change. 726 * Called after a window size change.
558 */ 727 */
559/* EXTPROTO */
560void 728void
561rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 729rxvt_term::tt_winch ()
562{ 730{
731 if (pty->pty < 0)
732 return;
733
563 struct winsize ws; 734 struct winsize ws;
564 735
565 if (fd < 0)
566 return;
567 ws.ws_col = col; 736 ws.ws_col = ncol;
568 ws.ws_row = row; 737 ws.ws_row = nrow;
569 ws.ws_xpixel = ws.ws_ypixel = 0; 738 ws.ws_xpixel = vt_width;
570#ifndef DEBUG_SIZE 739 ws.ws_ypixel = vt_height;
571 (void)ioctl(fd, TIOCSWINSZ, &ws); 740 ioctl (pty->pty, TIOCSWINSZ, &ws);
741
742#if 0
743 // TIOCSWINSZ is supposed to do this automatically and correctly
744 if (cmd_pid) /* force through to the command */
745 kill (-cmd_pid, SIGWINCH);
746#endif
747}
748
749/*----------------------------------------------------------------------*/
750/* load and set the various fonts */
751bool
752rxvt_term::set_fonts ()
753{
754 rxvt_fontset *fs = new rxvt_fontset (this);
755 rxvt_fontprop prop;
756
757 if (!fs
758 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
759 || !fs->realize_font (1))
760 {
761 delete fs;
762 return false;
763 }
764
765#if ENABLE_STYLES
766 for (int i = RS_styleCount; --i; )
767 if (fontset[i] != fontset[0])
768 delete fontset[i];
769#endif
770
771 delete fontset[0];
772 fontset[0] = fs;
773
774 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
775 prop.width += letterSpace;
776
777 fs->set_prop (prop, false);
778
779 fwidth = prop.width;
780 fheight = prop.height + lineSpace;
781 fbase = prop.ascent;
782
783 for (int style = 1; style < 4; style++)
784 {
785#if ENABLE_STYLES
786 const char *res = rs[Rs_font + style];
787
788 if (res && !*res)
789 fontset[style] = fontset[0];
790 else
791 {
792 fontset[style] = fs = new rxvt_fontset (this);
793 rxvt_fontprop prop2 = prop;
794
795 if (res)
796 {
797 fs->populate (res);
798 fs->set_prop (prop2, false);
799 }
800 else
801 {
802 fs->populate (fontset[0]->fontdesc);
803
804 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
805 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
806
807 fs->set_prop (prop2, true);
808 }
809
810 }
572#else 811#else
573 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 812 fontset[style] = fontset[0];
574 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));
575 }
576# ifdef SIGWINCH
577 else if (pid) /* force through to the command */
578 kill(pid, SIGWINCH);
579# endif 813#endif
580#endif 814 }
581}
582 815
583/*----------------------------------------------------------------------*/ 816 if (parent)
584/* rxvt_change_font() - Switch to a new font */ 817 {
585/* 818 resize_all_windows (0, 0, 0);
586 * init = 1 - initialize 819 scr_remap_chars ();
587 * 820 scr_touch (true);
588 * fontname == FONT_UP - switch to bigger font 821 }
589 * fontname == FONT_DN - switch to smaller font
590 */
591/* EXTPROTO */
592void
593rxvt_change_font(pR_ int init, const char *fontname)
594{
595}
596 822
597/* INTPROTO */ 823 return true;
824}
825
598void 826void
599rxvt_font_up_down(pR_ int n, int direction) 827rxvt_term::set_string_property (Atom prop, const char *str, int len)
600{ 828{
829 XChangeProperty (dpy, parent,
830 prop, XA_STRING, 8, PropModeReplace,
831 (const unsigned char *)str, len >= 0 ? len : strlen (str));
832}
833
834void
835rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
836{
837 XTextProperty ct;
838
839 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
840 {
841 XSetTextProperty (dpy, parent, &ct, prop);
842 XFree (ct.value);
843 }
844}
845
846void
847rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
848{
849 wchar_t *ws = rxvt_mbstowcs (str, len);
850 char *s = rxvt_wcstoutf8 (ws);
851
852 XChangeProperty (dpy, parent,
853 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
854 (const unsigned char *)s, strlen (s));
855
856 free (s);
857 free (ws);
601} 858}
602 859
603/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
604/*----------------------------------------------------------------------*/ 861/*----------------------------------------------------------------------*/
605/* xterm sequences - title, iconName, color (exptl) */ 862/* xterm sequences - title, iconName, color (exptl) */
606/* EXTPROTO */
607void 863void
608rxvt_set_title(pR_ const char *str) 864rxvt_term::set_title (const char *str)
609{ 865{
610#ifndef SMART_WINDOW_TITLE 866 set_mbstring_property (XA_WM_NAME, str);
611 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 867#if ENABLE_EWMH
612#else 868 set_utf8_property (xa[XA_NET_WM_NAME], str);
613 char *name;
614
615 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
616 name = NULL;
617 if (name == NULL || STRCMP(name, str))
618 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
619 if (name)
620 XFree(name);
621#endif 869#endif
622} 870}
623 871
624/* EXTPROTO */
625void 872void
626rxvt_set_iconName(pR_ const char *str) 873rxvt_term::set_icon_name (const char *str)
627{ 874{
628#ifndef SMART_WINDOW_TITLE 875 set_mbstring_property (XA_WM_ICON_NAME, str);
629 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str); 876#if ENABLE_EWMH
630#else 877 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
631 char *name;
632
633 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
634 name = NULL;
635 if (name == NULL || STRCMP(name, str))
636 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
637 if (name)
638 XFree(name);
639#endif 878#endif
640} 879}
641 880
881void
882rxvt_term::set_window_color (int idx, const char *color)
883{
642#ifdef XTERM_COLOR_CHANGE 884#ifdef XTERM_COLOR_CHANGE
643/* EXTPROTO */
644void
645rxvt_set_window_color(pR_ int idx, const char *color)
646{
647 rxvt_color xcol; 885 rxvt_color xcol;
648 int i;
649 886
650 if (color == NULL || *color == '\0') 887 if (color == NULL || *color == '\0')
651 return; 888 return;
652 889
890 color = strdup (color);
891 allocated.push_back ((void *)color);
892 rs[Rs_color + idx] = color;
893
653/* handle color aliases */ 894 /* handle color aliases */
654 if (isdigit(*color)) { 895 if (isdigit (*color))
896 {
655 i = atoi(color); 897 int i = atoi (color);
656 if (i >= 8 && i <= 15) { /* bright colors */ 898
657 i -= 8; 899 if (i >= 8 && i <= 15)
658# ifndef NO_BRIGHTCOLOR 900 {
659 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i]; 901 /* bright colors */
660 SET_PIXCOLOR(R, idx); 902 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
661 goto Done; 903 goto done;
662# endif
663 } 904 }
664 if (i >= 0 && i <= 7) { /* normal colors */ 905
665 R->PixColors[idx] = R->PixColors[minCOLOR + i]; 906 if (i >= 0 && i <= 7)
666 SET_PIXCOLOR(R, idx); 907 {
908 /* normal colors */
909 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
667 goto Done; 910 goto done;
668 } 911 }
669 } 912 }
670 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
671 return;
672/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
673 913
674/* 914 set_color (xcol, color);
915
916 /*
675 * FIXME: should free colors here, but no idea how to do it so instead, 917 * FIXME: should free colors here, but no idea how to do it so instead,
676 * so just keep gobbling up the colormap 918 * so just keep gobbling up the colormap
677 */ 919 */
678# if 0
679 for (i = Color_Black; i <= Color_White; i++)
680 if (R->PixColors[idx] == R->PixColors[i])
681 break;
682 if (i > Color_White) {
683 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
684 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
685 DisplayPlanes(R->Xdisplay, Xscreen));
686 }
687# endif
688 920
689 R->PixColors[idx] = xcol; 921 pix_colors_focused[idx] = xcol;
690 SET_PIXCOLOR(R, idx);
691 922
692/* XSetWindowAttributes attr; */ 923done:
693/* Cursor cursor; */
694 Done:
695 if (idx == Color_bg && !(R->Options & Opt_transparent))
696 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
697 R->PixColors[Color_bg]);
698
699/* handle Color_BD, scrollbar background, etc. */ 924 /*TODO: handle Color_BD, scrollbar background, etc. */
700 925
701 rxvt_set_colorfgbg(aR); 926 update_fade_color (idx);
702 rxvt_recolour_cursor(aR); 927 recolour_cursor ();
703/* the only reasonable way to enforce a clean update */ 928 scr_recolour ();
704 rxvt_scr_poweron(aR); 929#endif /* XTERM_COLOR_CHANGE */
705} 930}
706 931
707#else
708# define rxvt_set_window_color(aR_ idx,color) ((void)0)
709#endif /* XTERM_COLOR_CHANGE */
710
711/* EXTPROTO */
712void 932void
713rxvt_recolour_cursor(pR) 933rxvt_term::recolour_cursor ()
714{ 934{
715 rxvt_color xcol[2]; 935 XColor fg, bg;
716 936
717#if TODO 937 (ISSET_PIXCOLOR (Color_pointer_fg)
718 xcol[0] = R->PixColors[Color_pointer]; 938 ? pix_colors_focused[Color_pointer_fg]
719 xcol[1] = R->PixColors[Color_bg]; 939 : pix_colors_focused[Color_fg]).get (fg);
720 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 940
721 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 941 (ISSET_PIXCOLOR (Color_pointer_bg)
722#endif 942 ? pix_colors_focused[Color_pointer_bg]
943 : pix_colors_focused[Color_bg]).get (bg);
944
945 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
723} 946}
724 947
725/*----------------------------------------------------------------------*/ 948/*----------------------------------------------------------------------*/
726/* 949/*
727 * find if fg/bg matches any of the normal (low-intensity) colors 950 * find if fg/bg matches any of the normal (low-intensity) colors
728 */ 951 */
729/* INTPROTO */ 952char *
730void
731rxvt_set_colorfgbg(pR) 953rxvt_term::get_colorfgbg ()
732{ 954{
733 unsigned int i; 955 unsigned int i;
734 const char *xpmb = "\0"; 956 const char *xpmb = "";
735 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 957 char fstr[] = "default";
958 char bstr[] = "default";
959 char *env_colorfgbg;
736 960
737 R->env_colorfgbg =
738 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
739 STRCPY(fstr, "default");
740 STRCPY(bstr, "default");
741 for (i = Color_Black; i <= Color_White; i++) 961 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[Color_fg] == R->PixColors[i]) { 962 if (pix_colors[Color_fg] == pix_colors[i])
963 {
743 sprintf(fstr, "%d", (i - Color_Black)); 964 sprintf (fstr, "%d", i - Color_Black);
744 break; 965 break;
745 } 966 }
967
746 for (i = Color_Black; i <= Color_White; i++) 968 for (i = Color_Black; i <= Color_White; i++)
747 if (R->PixColors[Color_bg] == R->PixColors[i]) { 969 if (pix_colors[Color_bg] == pix_colors[i])
970 {
748 sprintf(bstr, "%d", (i - Color_Black)); 971 sprintf (bstr, "%d", i - Color_Black);
749#ifdef XPM_BACKGROUND 972#if BG_IMAGE_FROM_FILE
750 xpmb = "default;"; 973 xpmb = "default;";
751#endif 974#endif
752 break; 975 break;
753 } 976 }
977
978 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg"));
754 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 979 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
755 putenv(R->env_colorfgbg); 980 return env_colorfgbg;
756
757#ifndef NO_BRIGHTCOLOR
758 R->colorfgbg = DEFAULT_RSTYLE;
759 for (i = minCOLOR; i <= maxCOLOR; i++) {
760 if (R->PixColors[Color_fg] == R->PixColors[i])
761 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
762 if (R->PixColors[Color_bg] == R->PixColors[i])
763 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
764 }
765#endif
766} 981}
767 982
768/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
769/*
770 * Colour determination for low colour displays, routine from
771 * Hans de Goede <hans@highrise.nl>
772 */
773 984
774/* EXTPROTO */ 985bool
775int 986rxvt_term::set_color (rxvt_color &color, const char *name)
776rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
777{ 987{
778 screen_in_out->set(aR_ colour); 988 if (color.set (this, name))
779
780 if (!screen_in_out->set(aR_ colour)) {
781 rxvt_print_error("can't allocate colour: %s", colour);
782 return false;
783 }
784
785 return true; 989 return true;
990
991 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
992 return false;
993}
994
995void
996rxvt_term::alias_color (int dst, int src)
997{
998 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
786} 999}
787 1000
788/* -------------------------------------------------------------------- * 1001/* -------------------------------------------------------------------- *
789 * - WINDOW RESIZING - * 1002 * - WINDOW RESIZING - *
790 * -------------------------------------------------------------------- */ 1003 * -------------------------------------------------------------------- */
791/* EXTPROTO */
792void 1004void
793rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1005rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
794 int ignoreparent)
795{ 1006{
796 int fix_screen; 1007 int fix_screen;
1008 int old_width = szHint.width;
1009 int old_height = szHint.height;
797 1010
1011 window_calc (newwidth, newheight);
1012
1013 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1014
1015 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1016 if (set_hint)
1017 {
1018 szHint.flags &= ~(PBaseSize | PResizeInc);
1019 XSetWMNormalHints (dpy, parent, &szHint);
1020 szHint.flags |= PBaseSize | PResizeInc;
1021 }
1022
1023 if (!ignoreparent)
1024 {
798#ifdef SMART_RESIZE 1025#ifdef SMART_RESIZE
799 int old_width = R->szHint.width, old_height = R->szHint.height; 1026 /*
800#endif
801
802 rxvt_window_calc(aR_ width, height);
803 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
804 if (!ignoreparent) {
805#ifdef SMART_RESIZE
806/*
807 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1027 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
808 * reposition window on resize depending on placement on screen 1028 * reposition window on resize depending on placement on screen
809 */ 1029 */
810 int x, y, x1, y1; 1030 int x, y, x1, y1;
811 int dx, dy; 1031 int dx, dy;
812 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1032 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
813 Window unused_cr; 1033 Window unused_cr;
814 1034
815 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1035 XTranslateCoordinates (dpy, parent, display->root,
816 0, 0, &x, &y, &unused_cr); 1036 0, 0, &x, &y, &unused_cr);
817 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1037 XGetGeometry (dpy, parent, &unused_cr, &x1, &y1,
818 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1038 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
819 /* 1039 /*
820 * if Xroot isn't the parent window, a WM will probably have offset 1040 * if display->root isn't the parent window, a WM will probably have offset
821 * our position for handles and decorations. Counter it 1041 * our position for handles and decorations. Counter it
822 */ 1042 */
823 if (x1 != x || y1 != y) { 1043 if (x1 != x || y1 != y)
1044 {
824 x -= x1; 1045 x -= x1;
825 y -= y1; 1046 y -= y1;
826 } 1047 }
827 1048
828 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1049 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
829 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1050 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
830 dx = old_width - R->szHint.width; 1051 dx = old_width - szHint.width;
831 dy = old_height - R->szHint.height; 1052 dy = old_height - szHint.height;
832 1053
833 /* Check position of the center of the window */ 1054 /* Check position of the center of the window */
834 if (x < x1) /* left half */ 1055 if (x < x1) /* left half */
835 dx = 0; 1056 dx = 0;
836 else if (x == x1) /* exact center */ 1057 else if (x == x1) /* exact center */
837 dx /= 2; 1058 dx /= 2;
838 if (y < y1) /* top half */ 1059 if (y < y1) /* top half */
839 dy = 0; 1060 dy = 0;
840 else if (y == y1) /* exact center */ 1061 else if (y == y1) /* exact center */
841 dy /= 2; 1062 dy /= 2;
842 1063
843 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1064 XMoveResizeWindow (dpy, parent, x + dx, y + dy,
844 R->szHint.width, R->szHint.height); 1065 szHint.width, szHint.height);
845#else 1066#else
846 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1067 XResizeWindow (dpy, parent, szHint.width, szHint.height);
847 R->szHint.height);
848#endif 1068#endif
849 } 1069 }
850 1070
851 fix_screen = (R->TermWin.ncol != R->prev_ncol 1071 if (set_hint)
852 || R->TermWin.nrow != R->prev_nrow); 1072 XSetWMNormalHints (dpy, parent, &szHint);
1073
1074 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1075
853 if (fix_screen || width != R->old_width || height != R->old_height) { 1076 if (fix_screen || newwidth != old_width || newheight != old_height)
854 if (scrollbar_visible(R)) {
855 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,
856 0, scrollbar_TotalWidth(), R->szHint.height);
857 rxvt_Resize_scrollBar(aR);
858 }
859 if (menubar_visible(R))
860 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,
861 0, TermWin_TotalWidth(), menuBar_TotalHeight());
862 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
863 R->window_vt_y, TermWin_TotalWidth(),
864 TermWin_TotalHeight());
865#ifdef RXVT_GRAPHICS
866 if (R->old_height)
867 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
868 R->old_height - R->szHint.base_height);
869#endif
870 rxvt_scr_clear(aR);
871#ifdef XPM_BACKGROUND
872 rxvt_resize_pixmap(aR);
873#endif
874 } 1077 {
1078 if (scrollBar.state)
1079 scrollBar.resize ();
875 1080
1081 XMoveResizeWindow (dpy, vt,
1082 window_vt_x, window_vt_y,
1083 vt_width, vt_height);
1084
1085 HOOK_INVOKE ((this, HOOK_SIZE_CHANGE, DT_INT, newwidth, DT_INT, newheight, DT_END));
1086
1087#ifdef HAVE_BG_PIXMAP
1088 if (bg_window_size_sensitive ())
1089 update_background ();
1090#endif
1091 }
1092
876 if (fix_screen || R->old_height == 0) { 1093 if (fix_screen || old_height == 0)
877 int curr_screen = -1; 1094 scr_reset ();
878 uint16_t old_ncol = R->prev_ncol;
879 1095
880 /* scr_reset only works on the primary screen */
881 if (R->old_height) /* this is not the first time through */
882 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
883 rxvt_scr_reset(aR);
884 if (curr_screen >= 0) { /* this is not the first time through */
885 rxvt_scr_change_screen(aR_ curr_screen);
886 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
887 }
888 }
889
890 R->old_width = R->szHint.width;
891 R->old_height = R->szHint.height;
892
893#ifdef USE_XIM 1096#if USE_XIM
894 rxvt_IMSetStatusPosition(aR); 1097 im_set_position ();
895#endif 1098#endif
896} 1099}
897 1100
898/* 1101/*
899 * Set the width/height of the vt window in characters. Units are pixels. 1102 * Set the width/height of the vt window in characters. Units are pixels.
900 * good for toggling 80/132 columns 1103 * good for toggling 80/132 columns
901 */ 1104 */
902/* EXTPROTO */
903void 1105void
904rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1106rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
905{ 1107{
906 XWindowAttributes wattr; 1108 XWindowAttributes wattr;
907 1109
908 if (width == 0 || height == 0) { 1110 if (newwidth == 0 || newheight == 0)
1111 {
909 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1112 XGetWindowAttributes (dpy, display->root, &wattr);
1113
910 if (width == 0) 1114 if (newwidth == 0)
911 width = wattr.width - R->szHint.base_width; 1115 newwidth = wattr.width - szHint.base_width;
912 if (height == 0) 1116 if (newheight == 0)
913 height = wattr.height - R->szHint.base_height; 1117 newheight = wattr.height - szHint.base_height;
1118 }
1119
1120 if (newwidth != vt_width || newheight != vt_height)
914 } 1121 {
915 if (width != R->TermWin.width || height != R->TermWin.height) {
916 width += R->szHint.base_width; 1122 newwidth += szHint.base_width;
917 height += R->szHint.base_height; 1123 newheight += szHint.base_height;
918 rxvt_resize_all_windows(aR_ width, height, 0); 1124 resize_all_windows (newwidth, newheight, 0);
919 } 1125 }
920} 1126}
921 1127
922/* -------------------------------------------------------------------- * 1128/* -------------------------------------------------------------------- *
923 * - X INPUT METHOD ROUTINES - * 1129 * - X INPUT METHOD ROUTINES - *
924 * -------------------------------------------------------------------- */ 1130 * -------------------------------------------------------------------- */
925#ifdef USE_XIM 1131#if USE_XIM
926/* INTPROTO */
927void
928rxvt_setSize(pR_ XRectangle * size)
929{
930 size->x = R->TermWin.int_bwidth;
931 size->y = R->TermWin.int_bwidth;
932 size->width = Width2Pixel(R->TermWin.ncol);
933 size->height = Height2Pixel(R->TermWin.nrow);
934}
935 1132
936/* INTPROTO */
937void 1133void
938rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1134rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
939{ 1135{
940 *fg = R->PixColors[Color_fg]; 1136 fg = pix_colors [Color_fg];
941 *bg = R->PixColors[Color_bg]; 1137 bg = pix_colors [Color_bg];
1138}
1139
1140void
1141rxvt_term::im_set_size (XRectangle &size)
1142{
1143 // the int_bwidth terms make no sense to me
1144 size.x = int_bwidth;
1145 size.y = int_bwidth;
1146 size.width = Width2Pixel (ncol) + int_bwidth;
1147 size.height = Height2Pixel (nrow) + int_bwidth;
1148}
1149
1150void
1151rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1152 XRectangle &status_rect,
1153 const XRectangle &needed_rect)
1154{
1155 preedit_rect.x = needed_rect.width;
1156 preedit_rect.y = 0;
1157 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1158 preedit_rect.height = fheight;
1159
1160 status_rect.x = 0;
1161 status_rect.y = 0;
1162 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1163 status_rect.height = fheight;
942} 1164}
943 1165
944/* Checking whether input method is running. */ 1166/* Checking whether input method is running. */
945/* INTPROTO */
946Bool 1167bool
947rxvt_IMisRunning(pR) 1168rxvt_term::im_is_running ()
948{ 1169{
949 char *p; 1170 Atom atom;
950 Atom atom; 1171 Window win;
951 Window win;
952 char server[IMBUFSIZ]; 1172 char server[IMBUFSIZ];
953 1173
954/* get current locale modifier */ 1174 /* get current locale modifier */
955 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1175 if (char *p = XSetLocaleModifiers (0))
1176 {
956 STRCPY(server, "@server="); 1177 strcpy (server, "@server=");
957 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1178 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1179
958 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1180 if (p = strchr (server + 1, '@')) /* first one only */
959 *p = '\0'; 1181 *p = '\0';
960 1182
961 atom = XInternAtom(R->Xdisplay, server, False); 1183 atom = XInternAtom (dpy, server, False);
962 win = XGetSelectionOwner(R->Xdisplay, atom); 1184 win = XGetSelectionOwner (dpy, atom);
1185
963 if (win != None) 1186 if (win != None)
964 return True; 1187 return true;
965 } 1188 }
1189
966 return False; 1190 return false;
967} 1191}
968 1192
969/* EXTPROTO */
970void 1193void
971rxvt_IMSendSpot(pR) 1194rxvt_term::im_send_spot ()
972{ 1195{
973 XPoint spot; 1196 XPoint nspot;
974 XVaNestedList preedit_attr; 1197 XVaNestedList preedit_attr;
975 1198
976 if (R->Input_Context == NULL 1199 if (!Input_Context
977 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1200 || !focus
978 || !(R->event_type == KeyPress 1201 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
979 || R->event_type == Expose
980 || R->event_type == NoExpose
981 || R->event_type == SelectionNotify
982 || R->event_type == ButtonRelease || R->event_type == FocusIn)
983 || !rxvt_IMisRunning(aR))
984 return; 1202 return;
985 1203
986 rxvt_setPosition(aR_ & spot); 1204 im_set_position (nspot);
987 1205
1206 if (nspot.x == spot.x && nspot.y == spot.y)
1207 return;
1208
1209 spot = nspot;
1210
988 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1211 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
989 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1212 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
990 XFree(preedit_attr); 1213 XFree (preedit_attr);
991} 1214}
992 1215
993/* EXTPROTO */
994void 1216void
995rxvt_setTermFontSet(pR_ int idx) 1217rxvt_term::im_destroy ()
996{ 1218{
997 char *string; 1219 if (input_method)
998 long length; 1220 {
999 int success = 0; 1221 if (Input_Context && input_method->xim)
1222 XDestroyIC (Input_Context);
1000 1223
1001 if (idx < 0 || idx >= MAX_NFONTS) 1224 display->put_xim (input_method);
1002 return; 1225 input_method = 0;
1003} 1226 }
1004 1227
1005/* INTPROTO */
1006void
1007rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1008 XRectangle * needed_rect)
1009{
1010 int mbh, vtx = 0;
1011
1012 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1013 vtx = scrollbar_TotalWidth();
1014 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1015 mbh -= R->TermWin.lineSpace;
1016
1017 preedit_rect->x = needed_rect->width + vtx;
1018 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1019
1020 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1021 + vtx;
1022 preedit_rect->height = Height2Pixel(1);
1023
1024 status_rect->x = vtx;
1025 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1026
1027 status_rect->width = needed_rect->width ? needed_rect->width
1028 : Width2Pixel(R->TermWin.ncol + 1);
1029 status_rect->height = Height2Pixel(1);
1030}
1031
1032/* ARGSUSED */
1033/* INTPROTO */
1034void
1035rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1036 __attribute__ ((unused)), XPointer call_data
1037 __attribute__ ((unused)))
1038{
1039 dR;
1040
1041 R->Input_Context = NULL; 1228 Input_Context = 0;
1042/* To avoid Segmentation Fault in C locale: Solaris only? */
1043 if (STRCMP(R->locale, "C"))
1044 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1045 rxvt_IMInstantiateCallback, NULL);
1046} 1229}
1047 1230
1048/* 1231#ifdef ENABLE_XIM_ONTHESPOT
1049 * X manual pages and include files don't match on some systems:
1050 * some think this is an XIDProc and others an XIMProc so we can't
1051 * use the first argument - need to update this to be nice for
1052 * both types via some sort of configure detection
1053 */
1054/* ARGSUSED */
1055/* EXTPROTO */
1056void
1057rxvt_IMInstantiateCallback(Display * unused
1058 __attribute__ ((unused)), XPointer client_data
1059 __attribute__ ((unused)), XPointer call_data
1060 __attribute__ ((unused)))
1061{
1062 dR;
1063 int i, found, had_im;
1064 const char *p;
1065 char **s;
1066 char buf[IMBUFSIZ];
1067 1232
1068 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1233static void
1069 if (R->Input_Context) 1234xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1070 return; 1235{
1236 ((rxvt_term *)client_data)->make_current ();
1237 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1238}
1071 1239
1072 found = had_im = 0; 1240static void
1073 p = R->rs[Rs_inputMethod]; 1241xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1074 if (p && *p) { 1242{
1075 had_im = 1; 1243 ((rxvt_term *)client_data)->make_current ();
1076 s = rxvt_splitcommastring(p); 1244 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1077 for (i = 0; s[i]; i++) { 1245}
1078 if (*s[i]) { 1246
1079 STRCPY(buf, "@im="); 1247static void
1080 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1248xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1081 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1249{
1082 && (rxvt_IM_get_IC(aR) == True)) { 1250 rxvt_term *term = (rxvt_term *)client_data;
1083 found = 1; 1251 XIMText *text = call_data->text;
1084 break; 1252
1085 } 1253 term->make_current ();
1086 } 1254
1255 if (text)
1256 {
1257 wchar_t *str;
1258
1259 if (!text->encoding_is_wchar && text->string.multi_byte)
1260 {
1261 // of course, X makes it ugly again
1262 if (term->rs[Rs_imLocale])
1263 SET_LOCALE (term->rs[Rs_imLocale]);
1264
1265 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1266 mbstowcs (str, text->string.multi_byte, text->length + 1);
1267
1268 if (term->rs[Rs_imLocale])
1269 SET_LOCALE (term->locale);
1087 } 1270 }
1088 for (i = 0; s[i]; i++) 1271 else
1089 free(s[i]); 1272 str = text->string.wide_char;
1090 free(s);
1091 }
1092 if (found)
1093 return;
1094 1273
1095/* try with XMODIFIERS env. var. */ 1274 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1096 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1275 DT_INT, call_data->caret,
1097 rxvt_IM_get_IC(aR); 1276 DT_INT, call_data->chg_first,
1098 return; 1277 DT_INT, call_data->chg_length,
1278 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1279 DT_WCS_LEN, str, str ? (int)text->length : 0,
1280 DT_END));
1099 } 1281 }
1100 1282 else
1101/* try with no modifiers base IF the user didn't specify an IM */ 1283 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1102 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p 1284 DT_INT, call_data->caret,
1103 && rxvt_IM_get_IC(aR) == True) 1285 DT_INT, call_data->chg_first,
1104 return; 1286 DT_INT, call_data->chg_length,
1287 DT_END));
1105} 1288}
1289
1290#if 0
1291static void
1292xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1293{
1294 ((rxvt_term *)client_data)->make_current ();
1295 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1296 DT_INT, call_data->position,
1297 DT_INT, call_data->direction,
1298 DT_INT, call_data->style,
1299 DT_END));
1300}
1301#endif
1302
1303#endif
1106 1304
1107/* 1305/*
1108 * Try to open a XIM with the current modifiers, then see if we can 1306 * Try to open a XIM with the current modifiers, then see if we can
1109 * open a suitable preedit type 1307 * open a suitable preedit type
1110 */ 1308 */
1111/* INTPROTO */
1112Bool 1309bool
1113rxvt_IM_get_IC(pR) 1310rxvt_term::im_get_ic (const char *modifiers)
1114{ 1311{
1115 int i, j, found; 1312 int i, j, found;
1116 XIM xim; 1313 XIM xim;
1117 XPoint spot; 1314 XPoint spot;
1118 XRectangle rect, status_rect, needed_rect; 1315 XRectangle rect, status_rect, needed_rect;
1119 unsigned long fg, bg; 1316 unsigned long fg, bg;
1120 const char *p; 1317 const char *p;
1121 char **s; 1318 char **s;
1122 XIMStyles *xim_styles; 1319 XIMStyles *xim_styles;
1123 XVaNestedList preedit_attr, status_attr;
1124 XIMCallback ximcallback;
1125 1320
1126 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1321 set_environ (envv);
1127 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1322
1128 if (xim == NULL) 1323 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1129 return False; 1324 return false;
1130 1325
1326 input_method = display->get_xim (locale, modifiers);
1327 if (input_method == NULL)
1328 return false;
1329
1330 xim = input_method->xim;
1331 spot.x = spot.y = -1;
1332
1131 xim_styles = NULL; 1333 xim_styles = NULL;
1132 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1334 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1133 || !xim_styles || !xim_styles->count_styles) { 1335 || !xim_styles || !xim_styles->count_styles)
1134 XCloseIM(xim); 1336 {
1337 im_destroy ();
1135 return False; 1338 return false;
1339 }
1340
1341 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1342
1343 for (int pi = 0; pi < 2; pi++)
1136 } 1344 {
1345 p = pet[pi];
1137 1346
1138 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1347 if (!p)
1139 : "OverTheSpot,OffTheSpot,Root"; 1348 continue;
1140 s = rxvt_splitcommastring(p); 1349
1350 s = rxvt_strsplit (',', p);
1351
1141 for (i = found = 0; !found && s[i]; i++) { 1352 for (i = found = 0; !found && s[i]; i++)
1353 {
1142 if (!STRCMP(s[i], "OverTheSpot")) 1354 if (!strcmp (s[i], "OverTheSpot"))
1143 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1355 input_style = XIMPreeditPosition | XIMStatusNothing;
1144 else if (!STRCMP(s[i], "OffTheSpot")) 1356 else if (!strcmp (s[i], "OffTheSpot"))
1145 R->input_style = (XIMPreeditArea | XIMStatusArea); 1357 input_style = XIMPreeditArea | XIMStatusArea;
1146 else if (!STRCMP(s[i], "Root")) 1358 else if (!strcmp (s[i], "Root"))
1147 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1359 input_style = XIMPreeditNothing | XIMStatusNothing;
1360 else if (!strcmp (s[i], "None"))
1361 input_style = XIMPreeditNone | XIMStatusNone;
1362#ifdef ENABLE_XIM_ONTHESPOT
1363 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1364 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1365#endif
1366 else
1367 input_style = XIMPreeditNothing | XIMStatusNothing;
1148 1368
1149 for (j = 0; j < xim_styles->count_styles; j++) 1369 for (j = 0; j < xim_styles->count_styles; j++)
1150 if (R->input_style == xim_styles->supported_styles[j]) { 1370 if (input_style == xim_styles->supported_styles[j])
1371 {
1372 rxvt_free_strsplit (s);
1373
1151 found = 1; 1374 found = 1;
1375 goto foundpet;
1376 }
1377
1378 }
1379
1380 rxvt_free_strsplit (s);
1381 }
1382
1383foundpet:
1384
1385 XFree (xim_styles);
1386
1387 if (!found)
1388 {
1389 im_destroy ();
1390 return false;
1391 }
1392
1393 XFontSet fs = 0;
1394 XVaNestedList preedit_attr = 0, status_attr = 0;
1395
1396 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1397 {
1398 // fake us a font-set, please
1399 char **missing_charset_list;
1400 int missing_charset_count;
1401 char *def_string;
1402 char pat[512];
1403
1404 sprintf (pat,
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1407 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1408 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1409 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1410 "*",
1411 fheight,
1412 fheight + 1, fheight - 1,
1413 fheight - 2, fheight + 2);
1414
1415 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1416 &missing_charset_list, &missing_charset_count, &def_string);
1417
1418 if (missing_charset_list)
1419 XFreeStringList (missing_charset_list);
1420
1421 if (!fs)
1422 {
1423 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1424 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1425 }
1426 }
1427
1428 if (input_style & XIMPreeditPosition)
1429 {
1430 im_set_size (rect);
1431 im_set_position (spot);
1432 im_set_color (fg, bg);
1433
1434 preedit_attr = XVaCreateNestedList (0,
1435 XNForeground, fg,
1436 XNBackground, bg,
1437 XNArea, &rect,
1438 XNSpotLocation, &spot,
1439 XNFontSet, fs,
1440 NULL);
1441 }
1442 else if (input_style & XIMPreeditArea)
1443 {
1444 im_set_color (fg, bg);
1445
1446 /*
1447 * The necessary width of preedit area is unknown
1448 * until create input context.
1449 */
1450 needed_rect.width = 0;
1451 im_set_preedit_area (rect, status_rect, needed_rect);
1452
1453 preedit_attr = XVaCreateNestedList (0,
1454 XNForeground, fg,
1455 XNBackground, bg,
1456 XNArea, &rect,
1457 XNFontSet, fs,
1458 NULL);
1459 status_attr = XVaCreateNestedList (0,
1460 XNForeground, fg,
1461 XNBackground, bg,
1462 XNArea, &status_rect,
1463 XNFontSet, fs,
1464 NULL);
1465 }
1466#if ENABLE_XIM_ONTHESPOT
1467 else if (input_style & XIMPreeditCallbacks)
1468 {
1469 XIMCallback xcb[4];
1470
1471 im_set_position (spot);
1472
1473 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1474 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1475 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1476# if 0
1477 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1478# endif
1479
1480 preedit_attr = XVaCreateNestedList (0,
1481 XNSpotLocation, &spot,
1482 XNPreeditStartCallback, &xcb[0],
1483 XNPreeditDoneCallback , &xcb[1],
1484 XNPreeditDrawCallback , &xcb[2],
1485# if 0
1486 XNPreeditCaretCallback, &xcb[3],
1487# endif
1488 NULL);
1489 }
1490#endif
1491
1492 Input_Context = XCreateIC (xim,
1493 XNInputStyle, input_style,
1494 XNClientWindow, vt,
1495 XNFocusWindow, parent,
1496 preedit_attr ? XNPreeditAttributes : NULL,
1497 preedit_attr,
1498 status_attr ? XNStatusAttributes : NULL,
1499 status_attr, NULL);
1500
1501 if (preedit_attr) XFree (preedit_attr);
1502 if (status_attr) XFree (status_attr);
1503 if (fs) XFreeFontSet (dpy, fs);
1504
1505 if (Input_Context == NULL)
1506 {
1507 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1508 im_destroy ();
1509 return false;
1510 }
1511
1512#if 0
1513 // unfortunately, only the focus window is used by XIM, hard to fix
1514 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1515 vt_select_input ();
1516#endif
1517
1518 im_set_position ();
1519
1520 return true;
1521}
1522
1523void
1524rxvt_term::im_cb ()
1525{
1526 int i;
1527 const char *p;
1528 char **s;
1529 char buf[IMBUFSIZ];
1530
1531 make_current ();
1532
1533 im_destroy ();
1534
1535 if (Input_Context)
1536 return;
1537
1538 if (rs[Rs_imLocale])
1539 SET_LOCALE (rs[Rs_imLocale]);
1540
1541 p = rs[Rs_inputMethod];
1542 if (p && *p)
1543 {
1544 bool found = false;
1545
1546 s = rxvt_strsplit (',', p);
1547
1548 for (i = 0; s[i]; i++)
1549 {
1550 if (*s[i])
1551 {
1552 strcpy (buf, "@im=");
1553 strncat (buf, s[i], IMBUFSIZ - 5);
1554 if (im_get_ic (buf))
1555 {
1556 found = true;
1152 break; 1557 break;
1558 }
1153 } 1559 }
1154 } 1560 }
1155 for (i = 0; s[i]; i++)
1156 free(s[i]);
1157 free(s);
1158 XFree(xim_styles);
1159 1561
1562 rxvt_free_strsplit (s);
1563
1160 if (!found) { 1564 if (found)
1161 XCloseIM(xim); 1565 goto done;
1162 return False;
1163 } 1566 }
1164 1567
1165 ximcallback.callback = rxvt_IMDestroyCallback; 1568 /* try with XMODIFIERS env. var. */
1569 if (im_get_ic (""))
1570 goto done;
1166 1571
1167/* XXX: not sure why we need this (as well as IC one below) */ 1572 /* try with no modifiers base IF the user didn't specify an IM */
1168 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1573 if (im_get_ic ("@im=none"))
1574 goto done;
1169 1575
1170 preedit_attr = status_attr = NULL; 1576done:
1171 1577 if (rs[Rs_imLocale])
1172 if (R->input_style & XIMPreeditPosition) { 1578 SET_LOCALE (locale);
1173 rxvt_setSize(aR_ & rect);
1174 rxvt_setPosition(aR_ & spot);
1175 rxvt_setColor(aR_ & fg, &bg);
1176
1177 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1178 XNSpotLocation, &spot,
1179 XNForeground, fg, XNBackground, bg,
1180 //XNFontSet, R->TermWin.fontset,
1181 NULL);
1182 } else if (R->input_style & XIMPreeditArea) {
1183 rxvt_setColor(aR_ & fg, &bg);
1184
1185 /*
1186 * The necessary width of preedit area is unknown
1187 * until create input context.
1188 */
1189 needed_rect.width = 0;
1190
1191 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1192
1193 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1194 XNForeground, fg, XNBackground, bg,
1195 //XNFontSet, R->TermWin.fontset,
1196 NULL);
1197 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1198 XNForeground, fg, XNBackground, bg,
1199 //XNFontSet, R->TermWin.fontset,
1200 NULL);
1201 }
1202 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1203 XNClientWindow, R->TermWin.parent[0],
1204 XNFocusWindow, R->TermWin.parent[0],
1205 XNDestroyCallback, &ximcallback,
1206 preedit_attr ? XNPreeditAttributes : NULL,
1207 preedit_attr,
1208 status_attr ? XNStatusAttributes : NULL,
1209 status_attr, NULL);
1210 if (preedit_attr)
1211 XFree(preedit_attr);
1212 if (status_attr)
1213 XFree(status_attr);
1214 if (R->Input_Context == NULL) {
1215 rxvt_print_error("failed to create input context");
1216 XCloseIM(xim);
1217 return False;
1218 }
1219 if (R->input_style & XIMPreeditArea)
1220 rxvt_IMSetStatusPosition(aR);
1221 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1222 return True;
1223} 1579}
1224 1580
1225/* EXTPROTO */
1226void 1581void
1227rxvt_IMSetStatusPosition(pR) 1582rxvt_term::im_set_position ()
1228{ 1583{
1229 XRectangle preedit_rect, status_rect, *needed_rect; 1584 XRectangle preedit_rect, status_rect, *needed_rect;
1230 XVaNestedList preedit_attr, status_attr; 1585 XVaNestedList preedit_attr, status_attr;
1231 1586
1232 if (R->Input_Context == NULL 1587 if (!Input_Context
1233 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1588 || !focus
1234 || !rxvt_IMisRunning(aR)) 1589 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1590 || !im_is_running ())
1235 return; 1591 return;
1236 1592
1593 if (input_style & XIMPreeditPosition)
1594 {
1595 im_set_size (preedit_rect);
1596 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1597
1598 XSetICValues (Input_Context,
1599 XNPreeditAttributes, preedit_attr, NULL);
1600 }
1601 else
1602 {
1237/* Getting the necessary width of preedit area */ 1603 /* Getting the necessary width of preedit area */
1238 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1604 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1239 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1605 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1240 XFree(status_attr); 1606 XFree (status_attr);
1241 1607
1242 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1608 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1609 XFree (needed_rect);
1243 1610
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1611 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1245 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1612 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1246 1613
1247 XSetICValues(R->Input_Context, 1614 XSetICValues (Input_Context,
1248 XNPreeditAttributes, preedit_attr, 1615 XNPreeditAttributes, preedit_attr,
1249 XNStatusAttributes, status_attr, NULL); 1616 XNStatusAttributes, status_attr,
1617 NULL);
1250 1618
1619 XFree (status_attr);
1620 }
1621
1251 XFree(preedit_attr); 1622 XFree (preedit_attr);
1252 XFree(status_attr);
1253} 1623}
1254#endif /* USE_XIM */ 1624#endif /* USE_XIM */
1255 1625
1256/*----------------------------------------------------------------------*/ 1626void
1257rxvt_t rxvt_current_term; 1627rxvt_term::get_window_origin (int &x, int &y)
1628{
1629 Window cr;
1630 XTranslateCoordinates (dpy, parent, display->root, 0, 0, &x, &y, &cr);
1631}
1632
1633#ifdef HAVE_BG_PIXMAP
1634
1635void
1636rxvt_term::update_background ()
1637{
1638 if (update_background_ev.is_active ())
1639 return;
1640
1641 bg_invalidate ();
1642
1643 if (!mapped)
1644 return;
1645
1646 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1647
1648 if (to_wait <= 0.)
1649 bg_render ();
1650 else
1651 update_background_ev.start (to_wait);
1652}
1653
1654void
1655rxvt_term::update_background_cb (ev::timer &w, int revents)
1656{
1657 make_current ();
1658
1659 update_background_ev.stop ();
1660 bg_render ();
1661 refresh_check ();
1662}
1663
1664#endif /* HAVE_BG_PIXMAP */
1258 1665
1259/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines