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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.8 by pcg, Thu Nov 27 10:12:10 2003 UTC vs.
Revision 1.204 by root, Wed Jan 25 02:53:13 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.8 2003/11/27 10:12:10 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) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
51vector<rxvt_term *> rxvt_term::termlist;
52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
56static char curlocale[128], savelocale[128];
57
58bool
59rxvt_set_locale (const char *locale) NOTHROW
60{
61 if (!locale || !strncmp (locale, curlocale, 128))
62 return false;
63
64 strncpy (curlocale, locale, 128);
65 setlocale (LC_CTYPE, curlocale);
66 return true;
67}
68
47void * 69void
48rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
49{ 71{
50 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
51 75
52 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
53 return p; 141 return len;
54}
55 142
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 143}
144#endif
61 145
62rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
63: pty_ev (this, &rxvt_term::pty_cb), 147 :
148#if TRANSPARENT
149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
64#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
65 blink_ev (this, &rxvt_term::blink_cb), 158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66#endif 168#endif
67#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
177#endif
178 termwin_ev (this, &rxvt_term::x_cb),
70 x_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
180 child_ev (this, &rxvt_term::child_cb),
181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb) 183 destroy_ev (this, &rxvt_term::destroy_cb),
184 pty_ev (this, &rxvt_term::pty_cb),
185 incr_ev (this, &rxvt_term::incr_cb)
72{ 186{
73 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 delete pty; pty = 0;
74} 204}
75 205
76rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
77{ 207{
78 rxvt_scr_release (this); 208 termlist.erase (find (termlist.begin (), termlist.end(), this));
79 209
80#ifndef NO_SETOWNER_TTYDEV 210 emergency_cleanup ();
81 rxvt_privileged_ttydev (this, RESTORE); 211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
82#endif 216#endif
83#ifdef UTMP_SUPPORT 217 delete fontset[0];
84 rxvt_privileged_utmp (this, RESTORE); 218
85#endif 219 if (display)
220 {
221 dDisp;
222
223 selection_clear ();
224
86#ifdef USE_XIM 225#ifdef USE_XIM
87 if (Input_Context != NULL) 226 im_destroy ();
227#endif
228#ifdef XTERM_SCROLLBAR
229 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
230 if (ShadowGC) XFreeGC (disp, ShadowGC);
231#endif
232#ifdef PLAIN_SCROLLBAR
233 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
234#endif
235#ifdef NEXT_SCROLLBAR
236 if (blackGC) XFreeGC (disp, blackGC);
237 if (whiteGC) XFreeGC (disp, whiteGC);
238 if (grayGC) XFreeGC (disp, grayGC);
239 if (darkGC) XFreeGC (disp, darkGC);
240 if (stippleGC) XFreeGC (disp, stippleGC);
241 if (dimple) XFreePixmap (disp, dimple);
242 if (upArrow) XFreePixmap (disp, upArrow);
243 if (downArrow) XFreePixmap (disp, downArrow);
244 if (upArrowHi) XFreePixmap (disp, upArrowHi);
245 if (downArrowHi) XFreePixmap (disp, downArrowHi);
246#endif
247#ifdef RXVT_SCROLLBAR
248 if (topShadowGC) XFreeGC (disp, topShadowGC);
249 if (botShadowGC) XFreeGC (disp, botShadowGC);
250 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
251#endif
252 if (gc) XFreeGC (disp, gc);
253
254 delete drawable;
255 // destroy all windows
256 if (parent[0])
257 XDestroyWindow (disp, parent[0]);
88 { 258 }
89 XDestroyIC (Input_Context);
90 Input_Context = NULL;
91 }
92#endif
93 259
94 if (cmd_fd >= 0) 260 // TODO: free pixcolours, colours should become part of rxvt_display
95 close (cmd_fd); 261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
96 265
97 if (Xfd >= 0) 266 displays.put (display);
98 XCloseDisplay (Xdisplay);
99 267
100 delete PixColors; 268 scr_release ();
269
270 /* clear all resources */
271 for (int i = 0; i < allocated.size (); i++)
272 free (allocated [i]);
273
274 free (selection.text);
275 // TODO: manage env vars in child only(!)
276 free (env_display);
277 free (env_term);
278 free (locale);
279 free (v_buffer);
280 free (incr_buf);
281
282 delete envv;
283 delete argv;
284
285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288}
289
290// child has exited, usually destroys
291void
292rxvt_term::child_cb (child_watcher &w, int status)
293{
294 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
295
296 cmd_pid = 0;
297
298 if (!OPTION (Opt_hold))
299 destroy ();
101} 300}
102 301
103void 302void
104rxvt_term::destroy () 303rxvt_term::destroy ()
105{ 304{
305 if (destroy_ev.active)
306 return;
307
308 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
309
310#if ENABLE_OVERLAY
311 scr_overlay_off ();
312#endif
313
314 if (display)
315 {
316#if USE_XIM
317 im_ev.stop (display);
318#endif
319#if HAVE_SCROLLBARS
320 scrollbar_ev.stop (display);
321#endif
322#if TRANSPARENT
323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
326 termwin_ev.stop (display);
327 vt_ev.stop (display);
328 }
329
330 check_ev.stop ();
106 pty_ev.stop (); 331 pty_ev.stop ();
107 x_ev.stop ();
108#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
333 cursor_blink_ev.stop ();
334#endif
335#ifdef TEXT_BLINK
109 blink_ev.stop (); 336 text_blink_ev.stop ();
337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
110#endif 343#endif
111#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
112 pointer_ev.stop (); 345 pointer_ev.stop ();
113#endif 346#endif
114 347
… …
116} 349}
117 350
118void 351void
119rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
120{ 353{
121 SET_R (this); 354 make_current ();
122 355
123 delete this; 356 delete this;
124}
125
126/*----------------------------------------------------------------------*/
127/* rxvt_init() */
128/* LIBPROTO */
129rxvt_t
130rxvt_init(int argc, const char *const *argv)
131{
132 SET_R(new rxvt_term);
133 dR;
134
135 if (!R->init_vars () || !R->init (argc, argv))
136 {
137 delete R;
138 return NULL;
139 }
140
141 return R;
142}
143
144/* EXTPROTO */
145void
146rxvt_init_signals ()
147{
148/* install exit handler for cleanup */
149#if 0
150#ifdef HAVE_ATEXIT
151 atexit(rxvt_clean_exit);
152#else
153# ifdef HAVE_ON_EXIT
154 on_exit(rxvt_clean_exit, NULL); /* non-ANSI exit handler */
155# endif
156#endif
157#endif
158
159 struct sigaction sa;
160
161 sigfillset (&sa.sa_mask);
162 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGHUP , &sa, 0); //TODO, also: SIGPIPE
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174}
175
176bool
177rxvt_term::init (int argc, const char *const *argv)
178{
179 dR;//TODO (scrollbar, setidle)
180
181 /*
182 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems
187 */
188 rxvt_privileges (this, SAVE);
189 rxvt_privileges (this, IGNORE);
190
191 rxvt_init_secondary (this);
192
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195#if (MENUBAR_MAX)
196 rxvt_menubar_read (this, rs[Rs_menu]);
197#endif
198#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */
201#endif
202
203 rxvt_Create_Windows (this, argc, argv);
204
205 rxvt_init_xlocale (this);
206
207 rxvt_scr_reset (this); /* initialize screen */
208#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */
210#endif
211
212#if 0
213#ifdef DEBUG_X
214 XSynchronize(Xdisplay, True);
215#endif
216#endif
217
218#ifdef HAVE_SCROLLBARS
219 if (Options & Opt_scrollBar)
220 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221#endif
222#if (MENUBAR_MAX)
223 if (menubar_visible(r))
224 XMapWindow (Xdisplay, menuBar.win);
225#endif
226#ifdef TRANSPARENT
227 if (Options & Opt_transparent)
228 {
229 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230 rxvt_check_our_parents (this);
231 }
232#endif
233 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]);
235
236 rxvt_init_env (this);
237 rxvt_init_command (this, cmd_argv);
238
239 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ);
241
242 flush ();
243
244 return true;
245}
246
247/* ------------------------------------------------------------------------- *
248 * SIGNAL HANDLING & EXIT HANDLER *
249 * ------------------------------------------------------------------------- */
250/*
251 * Catch a SIGCHLD signal and exit if the direct child has died
252 */
253/* ARGSUSED */
254/* EXTPROTO */
255RETSIGTYPE
256rxvt_Child_signal(int sig __attribute__ ((unused)))
257{
258 int pid, save_errno = errno;
259 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260 ;
261 errno = save_errno;
262
263#if 0
264 if (pid == R->cmd_pid)
265 exit (EXIT_SUCCESS);
266#endif
267}
268
269/*
270 * Catch a fatal signal and tidy up before quitting
271 */
272/* EXTPROTO */
273RETSIGTYPE
274rxvt_Exit_signal(int sig)
275{
276 signal(sig, SIG_DFL);
277#ifdef DEBUG_CMD
278 rxvt_print_error("signal %d", sig);
279#endif
280 rxvt_clean_exit();
281 kill(getpid(), sig);
282}
283
284/* ARGSUSED */
285/* INTPROTO */
286int
287rxvt_xerror_handler(const Display * display
288 __attribute__ ((unused)), const XErrorEvent * event)
289{
290 dR;
291
292 if (R->allowedxerror == -1)
293 R->allowedxerror = event->error_code;
294 else
295 {
296 rxvt_print_error("XError: Request: %d . %d, Error: %d",
297 event->request_code, event->minor_code,
298 event->error_code);
299
300 R->destroy ();
301 }
302
303 return 0;
304} 357}
305 358
306/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
307/* 360/*
308 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
309 * TODO: if debugging, this should free up any known resources if we can 362 * TODO: if debugging, this should free up any known resources if we can
310 */ 363 */
311/* EXTPROTO */ 364static XErrorHandler old_xerror_handler;
365
366static void
367rxvt_emergency_cleanup ()
368{
369 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370 (*t)->emergency_cleanup ();
371}
372
373#if ENABLE_FRILLS
374static void
375print_x_error (Display *dpy, XErrorEvent *event)
376{
377 char buffer[BUFSIZ];
378 char mesg[BUFSIZ];
379 char number[32];
380 char *mtype = "XlibMessage";
381 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383 rxvt_warn ("An X Error occured, trying to continue after report.\n");
384 rxvt_warn ("%s: %s\n", mesg, buffer);
385 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387 sprintf(number, "%d", event->request_code);
388 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389 rxvt_warn ("(which is %s)\n", buffer);
390 if (event->request_code >= 128) {
391 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392 mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394 }
395 if ((event->error_code == BadWindow) ||
396 (event->error_code == BadPixmap) ||
397 (event->error_code == BadCursor) ||
398 (event->error_code == BadFont) ||
399 (event->error_code == BadDrawable) ||
400 (event->error_code == BadColor) ||
401 (event->error_code == BadGC) ||
402 (event->error_code == BadIDChoice) ||
403 (event->error_code == BadValue) ||
404 (event->error_code == BadAtom)) {
405 if (event->error_code == BadValue)
406 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407 mesg, BUFSIZ);
408 else if (event->error_code == BadAtom)
409 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410 mesg, BUFSIZ);
411 else
412 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413 mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415 }
416 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419}
420#endif
421
422int
423rxvt_xerror_handler (Display *display, XErrorEvent *event)
424{
425 if (GET_R->allowedxerror == -1)
426 GET_R->allowedxerror = event->error_code;
427 else
428 {
429 // GET_R is most likely not the terminal which caused the error,
430 // so just output the error and continue
431#if ENABLE_FRILLS
432 print_x_error (display, event);
433#else
434 old_xerror_handler (display, event);
435#endif
436 }
437
438 return 0;
439}
440
441int
442rxvt_xioerror_handler (Display *display)
443{
444 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 DisplayString (display));
446 rxvt_emergency_cleanup ();
447 _exit (EXIT_FAILURE);
448}
449
450/*----------------------------------------------------------------------*/
451bool
452rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
453{
454 this->envv = envv;
455
456 SET_R (this);
457 set_locale ("");
458 set_environ (envv); // few things in X do not call setlocale :(
459
460 if (!init_vars ())
461 return false;
462
463 init_secondary ();
464
465 const char **cmd_argv = init_resources (argc, argv);
466
467#ifdef KEYSYM_RESOURCE
468 keyboard->register_done ();
469#endif
470
471#ifdef HAVE_SCROLLBARS
472 if (OPTION (Opt_scrollBar))
473 scrollBar.setIdle (); /* set existence for size calculations */
474#endif
475
476 pty = ptytty::create ();
477
478 create_windows (argc, argv);
479
480 dDisp;
481
482 init_xlocale ();
483
484 scr_reset (); // initialize screen
485
486#if 0
487 XSynchronize (disp, True);
488#endif
489
490#ifdef HAVE_SCROLLBARS
491 if (OPTION (Opt_scrollBar))
492 resize_scrollbar (); /* create and map scrollbar */
493#endif
494#ifdef TRANSPARENT
495 if (OPTION (Opt_transparent))
496 {
497 XSelectInput (disp, display->root, PropertyChangeMask);
498 check_our_parents ();
499 rootwin_ev.start (display, display->root);
500 }
501#endif
502
503 set_colorfgbg ();
504
505 init_command (cmd_argv);
506
507 free (cmd_argv);
508
509 if (pty->pty >= 0)
510 pty_ev.start (pty->pty, EVENT_READ);
511
512 check_ev.start ();
513
514 HOOK_INVOKE ((this, HOOK_START, DT_END));
515
516#if ENABLE_XEMBED
517 if (rs[Rs_embed])
518 {
519 long info[2] = { 0, XEMBED_MAPPED };
520
521 XChangeProperty (display->display, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
522 32, PropModeReplace, (unsigned char *)&info, 2);
523 }
524#endif
525
526 XMapWindow (disp, vt);
527 XMapWindow (disp, parent[0]);
528
529 return true;
530}
531
532static struct sig_handlers
533{
534 sig_watcher sw_term, sw_int;
535
536 /*
537 * Catch a fatal signal and tidy up before quitting
538 */
312void 539 void
313rxvt_clean_exit () 540 sig_term (sig_watcher &w)
314{ 541 {
315 dR; 542 rxvt_emergency_cleanup ();
543 signal (w.signum, SIG_DFL);
544 kill (getpid (), w.signum);
545 }
316 546
317 R->destroy (); 547 sig_handlers ()
548 : sw_term (this, &sig_handlers::sig_term),
549 sw_int (this, &sig_handlers::sig_term)
550 {
551 }
552} sig_handlers;
553
554char **rxvt_environ; // startup environment
555
556void
557rxvt_init ()
558{
559 ptytty::init ();
560
561 rxvt_environ = environ;
562
563 signal (SIGHUP, SIG_IGN);
564 signal (SIGPIPE, SIG_IGN);
565
566 sig_handlers.sw_term.start (SIGTERM);
567 sig_handlers.sw_int.start (SIGINT);
568
569 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
570 /* signal (SIGURG, SIG_DFL); */
571
572 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
573 // TODO: handle this with exceptions and tolerate the memory loss
574 XSetIOErrorHandler (rxvt_xioerror_handler);
575
576 XrmInitialize ();
318} 577}
319 578
320/* ------------------------------------------------------------------------- * 579/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS * 580 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */ 581 * ------------------------------------------------------------------------- */
323/* EXTPROTO */ 582void *
324void *
325rxvt_malloc(size_t size) 583rxvt_malloc (size_t size)
326{ 584{
327 void *p;
328
329 p = malloc(size); 585 void *p = malloc (size);
586
330 if (p) 587 if (!p)
588 rxvt_fatal ("memory allocation failure. aborting.\n");
589
331 return p; 590 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 591}
338 592
339/* EXTPROTO */ 593void *
340void *
341rxvt_calloc(size_t number, size_t size) 594rxvt_calloc (size_t number, size_t size)
342{ 595{
343 void *p;
344
345 p = calloc(number, size); 596 void *p = calloc (number, size);
597
346 if (p) 598 if (!p)
599 rxvt_fatal ("memory allocation failure. aborting.\n");
600
347 return p; 601 return p;
348
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350 rxvt_clean_exit();
351 exit(EXIT_FAILURE);
352/* NOTREACHED */
353} 602}
354 603
355/* EXTPROTO */ 604void *
356void *
357rxvt_realloc(void *ptr, size_t size) 605rxvt_realloc (void *ptr, size_t size)
358{ 606{
359 void *p;
360
361 if (ptr)
362 p = realloc(ptr, size); 607 void *p = realloc (ptr, size);
363 else 608
364 p = malloc(size);
365 if (p) 609 if (!p)
610 rxvt_fatal ("memory allocation failure. aborting.\n");
611
366 return p; 612 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372} 613}
373
374/* ------------------------------------------------------------------------- *
375 * PRIVILEGED OPERATIONS *
376 * ------------------------------------------------------------------------- */
377/* take care of suid/sgid super-user (root) privileges */
378/* INTPROTO */
379void
380rxvt_privileges(pR_ int mode)
381{
382#if ! defined(__CYGWIN32__)
383# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384/* setreuid() is the poor man's setuid(), seteuid() */
385# define seteuid(a) setreuid(-1, (a))
386# define setegid(a) setregid(-1, (a))
387# define HAVE_SETEUID
388# endif
389# ifdef HAVE_SETEUID
390 switch (mode) {
391 case IGNORE:
392 /*
393 * change effective uid/gid - not real uid/gid - so we can switch
394 * back to root later, as required
395 */
396 seteuid(getuid());
397 setegid(getgid());
398 break;
399 case SAVE:
400 R->euid = geteuid();
401 R->egid = getegid();
402 break;
403 case RESTORE:
404 seteuid(R->euid);
405 setegid(R->egid);
406 break;
407 }
408# else
409 switch (mode) {
410 case IGNORE:
411 setuid(getuid());
412 setgid(getgid());
413 /* FALLTHROUGH */
414 case SAVE:
415 /* FALLTHROUGH */
416 case RESTORE:
417 break;
418 }
419# endif
420#endif
421}
422
423#ifdef UTMP_SUPPORT
424/* EXTPROTO */
425void
426rxvt_privileged_utmp(pR_ char action)
427{
428 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429 action, R->next_utmp_action, getpid()));
430 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431 || (R->Options & Opt_utmpInhibit)
432 || R->ttydev == NULL || *R->ttydev == '\0')
433 return;
434
435 rxvt_privileges(aR_ RESTORE);
436 if (action == SAVE) {
437 R->next_utmp_action = RESTORE;
438 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439 } else { /* action == RESTORE */
440 R->next_utmp_action = IGNORE;
441 rxvt_cleanutent(aR);
442 }
443 rxvt_privileges(aR_ IGNORE);
444}
445#endif
446
447#ifndef NO_SETOWNER_TTYDEV
448/* EXTPROTO */
449void
450rxvt_privileged_ttydev(pR_ char action)
451{
452 D_MAIN((stderr,
453 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454 action, R->next_tty_action, getpid()));
455 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456 || R->ttydev == NULL || *R->ttydev == '\0')
457 return;
458
459 rxvt_privileges(aR_ RESTORE);
460
461 if (action == SAVE) {
462 R->next_tty_action = RESTORE;
463# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466 R->next_tty_action = IGNORE;
467 else
468# endif
469 {
470 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471 chmod(R->ttydev, R->ttymode);
472# ifdef HAVE_REVOKE
473 revoke(R->ttydev);
474# endif
475 }
476 } else { /* action == RESTORE */
477 R->next_tty_action = IGNORE;
478# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479 chmod(R->ttydev, R->ttyfd_stat.st_mode);
480 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481# else
482 chmod(R->ttydev,
483 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484 chown(R->ttydev, 0, 0);
485# endif
486 }
487
488 rxvt_privileges(aR_ IGNORE);
489
490# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492 action == RESTORE ? "Restoring" : (action ==
493 SAVE ? "Saving" :
494 "UNKNOWN ERROR for"), R->ttydev,
495 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496 R->ttyfd_stat.st_gid));
497# endif
498}
499#endif
500 614
501/*----------------------------------------------------------------------*/ 615/*----------------------------------------------------------------------*/
502/* 616/*
503 * window size/position calculcations for XSizeHint and other storage. 617 * window size/position calculcations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 618 * if width/height are non-zero then override calculated width/height
505 */ 619 */
506/* EXTPROTO */
507void 620void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 621rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509{ 622{
510 short recalc_x, recalc_y; 623 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 624 int x, y, sb_w, flags;
512 unsigned int w, h; 625 unsigned int w, h;
513 unsigned int max_width, max_height; 626 unsigned int max_width, max_height;
627 dDisp;
514 628
515 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517 R->szHint.height));
518 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 629 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 630 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 631 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 632
522 recalc_x = recalc_y = 0; 633 recalc_x = recalc_y = 0;
523 flags = 0; 634 flags = 0;
635
524 if (!R->parsed_geometry) { 636 if (!parsed_geometry)
637 {
525 R->parsed_geometry = 1; 638 parsed_geometry = 1;
639
526 if (R->rs[Rs_geometry]) 640 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 641 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
642
528 if (flags & WidthValue) { 643 if (flags & WidthValue)
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 644 {
645 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530 R->szHint.flags |= USSize; 646 szHint.flags |= USSize;
531 } 647 }
648
532 if (flags & HeightValue) { 649 if (flags & HeightValue)
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 650 {
651 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534 R->szHint.flags |= USSize; 652 szHint.flags |= USSize;
535 } 653 }
654
536 if (flags & XValue) { 655 if (flags & XValue)
656 {
537 R->szHint.x = x; 657 szHint.x = x;
538 R->szHint.flags |= USPosition; 658 szHint.flags |= USPosition;
659
539 if (flags & XNegative) { 660 if (flags & XNegative)
661 {
540 recalc_x = 1; 662 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 663 szHint.win_gravity = NorthEastGravity;
542 } 664 }
543 } 665 }
666
544 if (flags & YValue) { 667 if (flags & YValue)
668 {
545 R->szHint.y = y; 669 szHint.y = y;
546 R->szHint.flags |= USPosition; 670 szHint.flags |= USPosition;
671
547 if (flags & YNegative) { 672 if (flags & YNegative)
673 {
548 recalc_y = 1; 674 recalc_y = 1;
675
549 if (R->szHint.win_gravity == NorthEastGravity) 676 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 677 szHint.win_gravity = SouthEastGravity;
551 else 678 else
552 R->szHint.win_gravity = SouthWestGravity; 679 szHint.win_gravity = SouthWestGravity;
553 } 680 }
554 } 681 }
555 } 682 }
683
556/* TODO: BOUNDS */ 684 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 685 width = ncol * fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 686 height = nrow * fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 687 max_width = MAX_COLS * fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 688 max_height = MAX_ROWS * fheight;
561 689
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 690 szHint.base_width = szHint.base_height = 2 * int_bwidth;
563 691
564 sb_w = mb_h = 0; 692 sb_w = 0;
565 R->window_vt_x = R->window_vt_y = 0; 693 window_vt_x = window_vt_y = int_bwidth;
566 if (scrollbar_visible(R)) { 694
695 if (scrollBar.state)
696 {
567 sb_w = scrollbar_TotalWidth(); 697 sb_w = scrollbar_TotalWidth ();
568 R->szHint.base_width += sb_w; 698 szHint.base_width += sb_w;
569 if (!(R->Options & Opt_scrollBar_right)) 699 if (!OPTION (Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 700 window_vt_x += sb_w;
571 } 701 }
572 if (menubar_visible(R)) { 702
573 mb_h = menuBar_TotalHeight();
574 R->szHint.base_height += mb_h;
575 R->window_vt_y = mb_h;
576 }
577 R->szHint.width_inc = R->TermWin.fwidth; 703 szHint.width_inc = fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 704 szHint.height_inc = fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 705 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 706 szHint.min_height = szHint.base_height + szHint.height_inc;
581 707
582 if (width && width - R->szHint.base_width < max_width) { 708 if (newwidth && newwidth - szHint.base_width < max_width)
709 {
583 R->szHint.width = width; 710 szHint.width = newwidth;
584 R->TermWin.width = width - R->szHint.base_width; 711 width = newwidth - szHint.base_width;
585 } else { 712 }
586 MIN_IT(R->TermWin.width, max_width); 713 else
714 {
715 min_it (width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 716 szHint.width = szHint.base_width + width;
588 } 717 }
718
589 if (height && height - R->szHint.base_height < max_height) { 719 if (newheight && newheight - szHint.base_height < max_height)
720 {
590 R->szHint.height = height; 721 szHint.height = newheight;
591 R->TermWin.height = height - R->szHint.base_height; 722 height = newheight - szHint.base_height;
592 } else { 723 }
593 MIN_IT(R->TermWin.height, max_height); 724 else
725 {
726 min_it (height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 727 szHint.height = szHint.base_height + height;
595 } 728 }
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 729
730 if (scrollBar.state && OPTION (Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w; 731 window_sb_x = szHint.width - sb_w;
598 732
599 if (recalc_x) 733 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 734 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
602 if (recalc_y) 735 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 736 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
605 737
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 738 ncol = width / fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 739 nrow = height / fheight;
608 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610 R->szHint.height));
611 return;
612} 740}
613 741
614/*----------------------------------------------------------------------*/ 742/*----------------------------------------------------------------------*/
615/* 743/*
616 * Tell the teletype handler what size the window is. 744 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 745 * Called after a window size change.
618 */ 746 */
619/* EXTPROTO */
620void 747void
621rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 748rxvt_term::tt_winch ()
622{ 749{
750 if (pty->pty < 0)
751 return;
752
623 struct winsize ws; 753 struct winsize ws;
624 754
625 if (fd < 0)
626 return;
627 ws.ws_col = col; 755 ws.ws_col = ncol;
628 ws.ws_row = row; 756 ws.ws_row = nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 757 ws.ws_xpixel = width;
630#ifndef DEBUG_SIZE 758 ws.ws_ypixel = height;
631 (void)ioctl(fd, TIOCSWINSZ, &ws); 759 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632#else 760
633 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 761#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 762 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635 }
636# ifdef SIGWINCH
637 else if (pid) /* force through to the command */ 763 if (cmd_pid) /* force through to the command */
638 kill(pid, SIGWINCH); 764 kill (-cmd_pid, SIGWINCH);
639# endif
640#endif 765#endif
641} 766}
642 767
643/*----------------------------------------------------------------------*/ 768/*----------------------------------------------------------------------*/
644/* rxvt_change_font() - Switch to a new font */ 769/* set_fonts () - load and set the various fonts
645/* 770 *
646 * init = 1 - initialize 771 * init = 1 - initialize
647 * 772 *
648 * fontname == FONT_UP - switch to bigger font 773 * fontname == FONT_UP - switch to bigger font
649 * fontname == FONT_DN - switch to smaller font 774 * fontname == FONT_DN - switch to smaller font
650 */ 775 */
651/* EXTPROTO */ 776bool
652void 777rxvt_term::set_fonts ()
653rxvt_change_font(pR_ int init, const char *fontname)
654{ 778{
655} 779 rxvt_fontset *fs = new rxvt_fontset (this);
780 rxvt_fontprop prop;
656 781
657/* INTPROTO */ 782 if (!fs
658void 783 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659rxvt_font_up_down(pR_ int n, int direction) 784 || !fs->realize_font (1))
785 {
786 delete fs;
787 return false;
788 }
789
790#if ENABLE_STYLES
791 for (int i = RS_styleCount; --i; )
792 if (fontset[i] != fontset[0])
793 delete fontset[i];
794#endif
795
796 delete fontset[0];
797 fontset[0] = fs;
798
799 prop = (*fs)[1]->properties ();
800 prop.height += lineSpace;
801 fs->set_prop (prop);
802
803 fwidth = prop.width;
804 fheight = prop.height;
805 fbase = prop.ascent;
806
807 for (int style = 1; style < 4; style++)
808 {
809#if ENABLE_STYLES
810 const char *res = rs[Rs_font + style];
811
812 if (res && !*res)
813 fontset[style] = fontset[0];
814 else
815 {
816 fontset[style] = fs = new rxvt_fontset (this);
817 rxvt_fontprop prop2 = prop;
818
819 if (res)
820 prop2.weight = prop2.slant = rxvt_fontprop::unset;
821 else
822 {
823 res = fontset[0]->fontdesc;
824
825 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
826 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
827 }
828
829 fs->populate (res);
830 fs->set_prop (prop2);
831 }
832#else
833 fontset[style] = fontset[0];
834#endif
835 }
836
837 if (parent[0])
838 {
839 resize_all_windows (0, 0, 0);
840 scr_remap_chars ();
841 scr_touch (true);
842 }
843
844 return true;
845}
846
847void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660{ 848{
849 XChangeProperty (display->display, parent[0],
850 prop, XA_STRING, 8, PropModeReplace,
851 (const unsigned char *)str, len >= 0 ? len : strlen (str));
852}
853
854void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
855{
856 wchar_t *ws = rxvt_mbstowcs (str, len);
857 char *s = rxvt_wcstoutf8 (ws);
858
859 XChangeProperty (display->display, parent[0],
860 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
861 (const unsigned char *)s, strlen (s));
862
863 free (s);
864 free (ws);
661} 865}
662 866
663/*----------------------------------------------------------------------*/ 867/*----------------------------------------------------------------------*/
664/*----------------------------------------------------------------------*/ 868/*----------------------------------------------------------------------*/
665/* xterm sequences - title, iconName, color (exptl) */ 869/* xterm sequences - title, iconName, color (exptl) */
666/* EXTPROTO */
667void 870void
668rxvt_set_title(pR_ const char *str) 871rxvt_term::set_title (const char *str)
669{ 872{
670#ifndef SMART_WINDOW_TITLE 873 set_string_property (XA_WM_NAME, str);
671 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 874#if ENABLE_EWMH
875 set_utf8_property (xa[XA_NET_WM_NAME], str);
876#endif
877}
878
879void
880rxvt_term::set_icon_name (const char *str)
881{
882 set_string_property (XA_WM_ICON_NAME, str);
883#if ENABLE_EWMH
884 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
885#endif
886}
887
888#ifdef XTERM_COLOR_CHANGE
889void
890rxvt_term::set_window_color (int idx, const char *color)
891{
892 rxvt_color xcol;
893 int i;
894
895 if (color == NULL || *color == '\0')
896 return;
897
898 /* handle color aliases */
899 if (isdigit (*color))
900 {
901 i = atoi (color);
902
903 if (i >= 8 && i <= 15)
904 { /* bright colors */
905 i -= 8;
906 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
907 SET_PIXCOLOR (idx);
908 goto done;
909 }
910
911 if (i >= 0 && i <= 7)
912 { /* normal colors */
913 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
914 SET_PIXCOLOR (idx);
915 goto done;
916 }
917 }
918
919 if (!rXParseAllocColor (&xcol, color))
920 return;
921
922 /* XStoreColor (display->display, display->cmap, XColor*); */
923
924 /*
925 * FIXME: should free colors here, but no idea how to do it so instead,
926 * so just keep gobbling up the colormap
927 */
928# if 0
929 for (i = Color_Black; i <= Color_White; i++)
930 if (pix_colors[idx] == pix_colors[i])
931 break;
932 if (i > Color_White)
933 {
934 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
935 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
936 DisplayPlanes (display->display, display->screen));
937 }
938# endif
939
940 pix_colors_focused[idx] = xcol;
941 SET_PIXCOLOR (idx);
942
943 /* XSetWindowAttributes attr; */
944 /* Cursor cursor; */
945done:
946
947#if OFF_FOCUS_FADING
948 if (rs[Rs_fade])
949 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
950#endif
951
952 /*TODO: handle Color_BD, scrollbar background, etc. */
953
954 recolour_cursor ();
955 scr_recolour ();
956}
957
672#else 958#else
673 char *name;
674
675 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
676 name = NULL;
677 if (name == NULL || STRCMP(name, str))
678 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
679 if (name)
680 XFree(name);
681#endif
682}
683
684/* EXTPROTO */
685void
686rxvt_set_iconName(pR_ const char *str)
687{
688#ifndef SMART_WINDOW_TITLE
689 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
690#else
691 char *name;
692
693 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif
700}
701
702#ifdef XTERM_COLOR_CHANGE
703/* EXTPROTO */
704void
705rxvt_set_window_color(pR_ int idx, const char *color)
706{
707 rxvt_color xcol;
708 int i;
709
710 if (color == NULL || *color == '\0')
711 return;
712
713/* handle color aliases */
714 if (isdigit(*color)) {
715 i = atoi(color);
716 if (i >= 8 && i <= 15) { /* bright colors */
717 i -= 8;
718# ifndef NO_BRIGHTCOLOR
719 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
720 SET_PIXCOLOR(R, idx);
721 goto Done;
722# endif
723 }
724 if (i >= 0 && i <= 7) { /* normal colors */
725 R->PixColors[idx] = R->PixColors[minCOLOR + i];
726 SET_PIXCOLOR(R, idx);
727 goto Done;
728 }
729 }
730 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
731 return;
732/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
733
734/*
735 * FIXME: should free colors here, but no idea how to do it so instead,
736 * so just keep gobbling up the colormap
737 */
738# if 0
739 for (i = Color_Black; i <= Color_White; i++)
740 if (R->PixColors[idx] == R->PixColors[i])
741 break;
742 if (i > Color_White) {
743 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
744 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
745 DisplayPlanes(R->Xdisplay, Xscreen));
746 }
747# endif
748
749 R->PixColors[idx] = xcol;
750 SET_PIXCOLOR(R, idx);
751
752/* XSetWindowAttributes attr; */
753/* Cursor cursor; */
754 Done:
755 if (idx == Color_bg && !(R->Options & Opt_transparent))
756 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
757 R->PixColors[Color_bg]);
758
759/* handle Color_BD, scrollbar background, etc. */
760
761 rxvt_set_colorfgbg(aR);
762 rxvt_recolour_cursor(aR);
763/* the only reasonable way to enforce a clean update */
764 rxvt_scr_poweron(aR);
765}
766
767#else
768# define rxvt_set_window_color(aR_ idx,color) ((void)0) 959# define set_window_color (idx,color) ((void)0)
769#endif /* XTERM_COLOR_CHANGE */ 960#endif /* XTERM_COLOR_CHANGE */
770 961
771/* EXTPROTO */
772void 962void
773rxvt_recolour_cursor(pR) 963rxvt_term::recolour_cursor ()
774{ 964{
775 rxvt_color xcol[2]; 965 XColor xcol[2];
776 966
777#if TODO 967 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
778 xcol[0] = R->PixColors[Color_pointer]; 968 ? pix_colors_focused[Color_pointer_fg]
779 xcol[1] = R->PixColors[Color_bg]; 969 : pix_colors_focused[Color_fg];
780 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 970 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
971 ? pix_colors_focused[Color_pointer_bg]
972 : pix_colors_focused[Color_bg];
973
974 XQueryColors (display->display, display->cmap, xcol, 2);
781 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 975 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
782#endif
783} 976}
784 977
785/*----------------------------------------------------------------------*/ 978/*----------------------------------------------------------------------*/
786/* 979/*
787 * find if fg/bg matches any of the normal (low-intensity) colors 980 * find if fg/bg matches any of the normal (low-intensity) colors
788 */ 981 */
789/* INTPROTO */
790void 982void
791rxvt_set_colorfgbg(pR) 983rxvt_term::set_colorfgbg ()
792{ 984{
793 unsigned int i; 985 unsigned int i;
794 const char *xpmb = "\0"; 986 const char *xpmb = "\0";
795 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 987 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796 988
797 R->env_colorfgbg = 989 strcpy (fstr, "default");
798 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 990 strcpy (bstr, "default");
799 STRCPY(fstr, "default");
800 STRCPY(bstr, "default");
801 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
802 if (R->PixColors[Color_fg] == R->PixColors[i]) { 992 if (pix_colors[Color_fg] == pix_colors[i])
993 {
803 sprintf(fstr, "%d", (i - Color_Black)); 994 sprintf (fstr, "%d", (i - Color_Black));
804 break; 995 break;
805 } 996 }
997
806 for (i = Color_Black; i <= Color_White; i++) 998 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_bg] == R->PixColors[i]) { 999 if (pix_colors[Color_bg] == pix_colors[i])
1000 {
808 sprintf(bstr, "%d", (i - Color_Black)); 1001 sprintf (bstr, "%d", (i - Color_Black));
809#ifdef XPM_BACKGROUND 1002#ifdef XPM_BACKGROUND
810 xpmb = "default;"; 1003 xpmb = "default;";
811#endif 1004#endif
812 break; 1005 break;
813 } 1006 }
1007
814 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1008 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
815 putenv(R->env_colorfgbg);
816
817#ifndef NO_BRIGHTCOLOR
818 R->colorfgbg = DEFAULT_RSTYLE;
819 for (i = minCOLOR; i <= maxCOLOR; i++) {
820 if (R->PixColors[Color_fg] == R->PixColors[i])
821 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
822 if (R->PixColors[Color_bg] == R->PixColors[i])
823 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
824 }
825#endif
826} 1009}
827 1010
828/*----------------------------------------------------------------------*/ 1011/*----------------------------------------------------------------------*/
829/*
830 * Colour determination for low colour displays, routine from
831 * Hans de Goede <hans@highrise.nl>
832 */
833 1012
834/* EXTPROTO */
835int 1013int
836rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1014rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
837{ 1015{
838 screen_in_out->set(aR_ colour);
839
840 if (!screen_in_out->set(aR_ colour)) { 1016 if (!screen_in_out->set (display, colour))
841 rxvt_print_error("can't allocate colour: %s", colour); 1017 {
1018 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
842 return false; 1019 return false;
843 } 1020 }
844 1021
845 return true; 1022 return true;
846} 1023}
847 1024
848/* -------------------------------------------------------------------- * 1025/* -------------------------------------------------------------------- *
849 * - WINDOW RESIZING - * 1026 * - WINDOW RESIZING - *
850 * -------------------------------------------------------------------- */ 1027 * -------------------------------------------------------------------- */
851/* EXTPROTO */
852void 1028void
853rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1029rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854 int ignoreparent)
855{ 1030{
856 int fix_screen; 1031 int fix_screen;
1032 int old_width = szHint.width;
1033 int old_height = szHint.height;
1034 dDisp;
857 1035
1036 window_calc (newwidth, newheight);
1037 XSetWMNormalHints (disp, parent[0], &szHint);
1038
1039 if (!ignoreparent)
1040 {
858#ifdef SMART_RESIZE 1041#ifdef SMART_RESIZE
859 int old_width = R->szHint.width, old_height = R->szHint.height; 1042 /*
860#endif
861
862 rxvt_window_calc(aR_ width, height);
863 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
864 if (!ignoreparent) {
865#ifdef SMART_RESIZE
866/*
867 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1043 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868 * reposition window on resize depending on placement on screen 1044 * reposition window on resize depending on placement on screen
869 */ 1045 */
870 int x, y, x1, y1; 1046 int x, y, x1, y1;
871 int dx, dy; 1047 int dx, dy;
872 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1048 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873 Window unused_cr; 1049 Window unused_cr;
874 1050
875 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1051 XTranslateCoordinates (disp, parent[0], display->root,
876 0, 0, &x, &y, &unused_cr); 1052 0, 0, &x, &y, &unused_cr);
877 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1053 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
878 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1054 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
879 /* 1055 /*
880 * if Xroot isn't the parent window, a WM will probably have offset 1056 * if display->root isn't the parent window, a WM will probably have offset
881 * our position for handles and decorations. Counter it 1057 * our position for handles and decorations. Counter it
882 */ 1058 */
883 if (x1 != x || y1 != y) { 1059 if (x1 != x || y1 != y)
1060 {
884 x -= x1; 1061 x -= x1;
885 y -= y1; 1062 y -= y1;
886 } 1063 }
887 1064
888 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1065 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
889 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1066 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
890 dx = old_width - R->szHint.width; 1067 dx = old_width - szHint.width;
891 dy = old_height - R->szHint.height; 1068 dy = old_height - szHint.height;
892 1069
893 /* Check position of the center of the window */ 1070 /* Check position of the center of the window */
894 if (x < x1) /* left half */ 1071 if (x < x1) /* left half */
895 dx = 0; 1072 dx = 0;
896 else if (x == x1) /* exact center */ 1073 else if (x == x1) /* exact center */
897 dx /= 2; 1074 dx /= 2;
898 if (y < y1) /* top half */ 1075 if (y < y1) /* top half */
899 dy = 0; 1076 dy = 0;
900 else if (y == y1) /* exact center */ 1077 else if (y == y1) /* exact center */
901 dy /= 2; 1078 dy /= 2;
902 1079
903 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1080 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
904 R->szHint.width, R->szHint.height); 1081 szHint.width, szHint.height);
905#else 1082#else
906 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1083 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
907 R->szHint.height);
908#endif 1084#endif
909 } 1085 }
910 1086
911 fix_screen = (R->TermWin.ncol != R->prev_ncol 1087 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912 || R->TermWin.nrow != R->prev_nrow); 1088
913 if (fix_screen || width != R->old_width || height != R->old_height) { 1089 if (fix_screen || newwidth != old_width || newheight != old_height)
914 if (scrollbar_visible(R)) { 1090 {
1091 if (scrollBar.state)
1092 {
915 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1093 XMoveResizeWindow (disp, scrollBar.win,
1094 window_sb_x, 0,
916 0, scrollbar_TotalWidth(), R->szHint.height); 1095 scrollbar_TotalWidth (), szHint.height);
917 rxvt_Resize_scrollBar(aR); 1096 resize_scrollbar ();
918 } 1097 }
919 if (menubar_visible(R)) 1098
920 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1099 XMoveResizeWindow (disp, vt,
921 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1100 window_vt_x, window_vt_y,
922 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
923 R->window_vt_y, TermWin_TotalWidth(),
924 TermWin_TotalHeight()); 1101 width, height);
925#ifdef RXVT_GRAPHICS 1102
926 if (R->old_height)
927 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
928 R->old_height - R->szHint.base_height);
929#endif
930 rxvt_scr_clear(aR); 1103 scr_clear ();
931#ifdef XPM_BACKGROUND 1104#ifdef XPM_BACKGROUND
932 rxvt_resize_pixmap(aR); 1105 resize_pixmap ();
933#endif 1106#endif
934 } 1107 }
935 1108
936 if (fix_screen || R->old_height == 0) { 1109 if (fix_screen || old_height == 0)
937 int curr_screen = -1; 1110 scr_reset ();
938 uint16_t old_ncol = R->prev_ncol;
939 1111
940 /* scr_reset only works on the primary screen */ 1112#ifdef XPM_BACKGROUND
941 if (R->old_height) /* this is not the first time through */ 1113 if (pixmap)
942 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1114 scr_touch (false);
943 rxvt_scr_reset(aR); 1115#endif
944 if (curr_screen >= 0) { /* this is not the first time through */
945 rxvt_scr_change_screen(aR_ curr_screen);
946 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
947 }
948 }
949
950 R->old_width = R->szHint.width;
951 R->old_height = R->szHint.height;
952 1116
953#ifdef USE_XIM 1117#ifdef USE_XIM
954 rxvt_IMSetStatusPosition(aR); 1118 IMSetStatusPosition ();
955#endif 1119#endif
956} 1120}
957 1121
958/* 1122/*
959 * Set the width/height of the vt window in characters. Units are pixels. 1123 * Set the width/height of the vt window in characters. Units are pixels.
960 * good for toggling 80/132 columns 1124 * good for toggling 80/132 columns
961 */ 1125 */
962/* EXTPROTO */
963void 1126void
964rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1127rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965{ 1128{
966 XWindowAttributes wattr; 1129 XWindowAttributes wattr;
967 1130
968 if (width == 0 || height == 0) { 1131 if (newwidth == 0 || newheight == 0)
1132 {
969 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1133 XGetWindowAttributes (display->display, display->root, &wattr);
1134
970 if (width == 0) 1135 if (newwidth == 0)
971 width = wattr.width - R->szHint.base_width; 1136 newwidth = wattr.width - szHint.base_width;
972 if (height == 0) 1137 if (newheight == 0)
973 height = wattr.height - R->szHint.base_height; 1138 newheight = wattr.height - szHint.base_height;
1139 }
1140
1141 if (newwidth != width || newheight != height)
974 } 1142 {
975 if (width != R->TermWin.width || height != R->TermWin.height) {
976 width += R->szHint.base_width; 1143 newwidth += szHint.base_width;
977 height += R->szHint.base_height; 1144 newheight += szHint.base_height;
978 rxvt_resize_all_windows(aR_ width, height, 0); 1145 resize_all_windows (newwidth, newheight, 0);
979 } 1146 }
980} 1147}
981 1148
982/* -------------------------------------------------------------------- * 1149/* -------------------------------------------------------------------- *
983 * - X INPUT METHOD ROUTINES - * 1150 * - X INPUT METHOD ROUTINES - *
984 * -------------------------------------------------------------------- */ 1151 * -------------------------------------------------------------------- */
985#ifdef USE_XIM 1152#ifdef USE_XIM
986/* INTPROTO */
987void
988rxvt_setSize(pR_ XRectangle * size)
989{
990 size->x = R->TermWin.int_bwidth;
991 size->y = R->TermWin.int_bwidth;
992 size->width = Width2Pixel(R->TermWin.ncol);
993 size->height = Height2Pixel(R->TermWin.nrow);
994}
995 1153
996/* INTPROTO */
997void 1154void
998rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1155rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999{ 1156{
1000 *fg = R->PixColors[Color_fg]; 1157 fg = pix_colors[Color_fg];
1001 *bg = R->PixColors[Color_bg]; 1158 bg = pix_colors[Color_bg];
1159}
1160
1161void
1162rxvt_term::im_set_size (XRectangle &size)
1163{
1164 // the int_bwidth terms make no sense to me
1165 size.x = int_bwidth;
1166 size.y = int_bwidth;
1167 size.width = Width2Pixel (ncol) + int_bwidth;
1168 size.height = Height2Pixel (nrow) + int_bwidth;
1169}
1170
1171void
1172rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1173 XRectangle &status_rect,
1174 const XRectangle &needed_rect)
1175{
1176 preedit_rect.x = needed_rect.width;
1177 preedit_rect.y = 0;
1178 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1179 preedit_rect.height = fheight;
1180
1181 status_rect.x = 0;
1182 status_rect.y = 0;
1183 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1184 status_rect.height = fheight;
1002} 1185}
1003 1186
1004/* Checking whether input method is running. */ 1187/* Checking whether input method is running. */
1005/* INTPROTO */
1006Bool 1188bool
1007rxvt_IMisRunning(pR) 1189rxvt_term::IMisRunning ()
1008{ 1190{
1009 char *p; 1191 char *p;
1010 Atom atom; 1192 Atom atom;
1011 Window win; 1193 Window win;
1012 char server[IMBUFSIZ]; 1194 char server[IMBUFSIZ];
1013 1195
1014/* get current locale modifier */ 1196 /* get current locale modifier */
1015 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1197 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1198 {
1016 STRCPY(server, "@server="); 1199 strcpy (server, "@server=");
1017 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1200 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1201
1018 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1202 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019 *p = '\0'; 1203 *p = '\0';
1020 1204
1021 atom = XInternAtom(R->Xdisplay, server, False); 1205 atom = XInternAtom (display->display, server, False);
1022 win = XGetSelectionOwner(R->Xdisplay, atom); 1206 win = XGetSelectionOwner (display->display, atom);
1207
1023 if (win != None) 1208 if (win != None)
1024 return True; 1209 return True;
1025 } 1210 }
1211
1026 return False; 1212 return False;
1027} 1213}
1028 1214
1029/* EXTPROTO */
1030void 1215void
1031rxvt_IMSendSpot(pR) 1216rxvt_term::IMSendSpot ()
1032{ 1217{
1033 XPoint spot; 1218 XPoint nspot;
1034 XVaNestedList preedit_attr; 1219 XVaNestedList preedit_attr;
1035 1220
1036 if (R->Input_Context == NULL 1221 if (!Input_Context
1037 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1222 || !focus
1038 || !(R->event_type == KeyPress 1223 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1039 || R->event_type == Expose
1040 || R->event_type == NoExpose
1041 || R->event_type == SelectionNotify
1042 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1043 || !rxvt_IMisRunning(aR))
1044 return; 1224 return;
1045 1225
1046 rxvt_setPosition(aR_ & spot); 1226 im_set_position (nspot);
1047 1227
1228 if (nspot.x == spot.x && nspot.y == spot.y)
1229 return;
1230
1231 spot = nspot;
1232
1048 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1233 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1234 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050 XFree(preedit_attr); 1235 XFree (preedit_attr);
1051} 1236}
1052 1237
1053/* EXTPROTO */
1054void 1238void
1055rxvt_setTermFontSet(pR_ int idx) 1239rxvt_term::im_destroy ()
1056{ 1240{
1057 char *string; 1241 if (input_method)
1058 long length; 1242 {
1059 int success = 0; 1243 if (Input_Context && input_method->xim)
1244 XDestroyIC (Input_Context);
1060 1245
1061 if (idx < 0 || idx >= MAX_NFONTS) 1246 display->put_xim (input_method);
1062 return; 1247 input_method = 0;
1063} 1248 }
1064 1249
1065/* INTPROTO */
1066void
1067rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1068 XRectangle * needed_rect)
1069{
1070 int mbh, vtx = 0;
1071
1072 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1073 vtx = scrollbar_TotalWidth();
1074 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1075 mbh -= R->TermWin.lineSpace;
1076
1077 preedit_rect->x = needed_rect->width + vtx;
1078 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1079
1080 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1081 + vtx;
1082 preedit_rect->height = Height2Pixel(1);
1083
1084 status_rect->x = vtx;
1085 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1086
1087 status_rect->width = needed_rect->width ? needed_rect->width
1088 : Width2Pixel(R->TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090}
1091
1092/* ARGSUSED */
1093/* INTPROTO */
1094void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{
1099 dR;
1100
1101 R->Input_Context = NULL; 1250 Input_Context = 0;
1102/* To avoid Segmentation Fault in C locale: Solaris only? */
1103 if (STRCMP(R->locale, "C"))
1104 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1105 rxvt_IMInstantiateCallback, NULL);
1106} 1251}
1107 1252
1108/* 1253#ifdef ENABLE_XIM_ONTHESPOT
1109 * X manual pages and include files don't match on some systems:
1110 * some think this is an XIDProc and others an XIMProc so we can't
1111 * use the first argument - need to update this to be nice for
1112 * both types via some sort of configure detection
1113 */
1114/* ARGSUSED */
1115/* EXTPROTO */
1116void
1117rxvt_IMInstantiateCallback(Display * unused
1118 __attribute__ ((unused)), XPointer client_data
1119 __attribute__ ((unused)), XPointer call_data
1120 __attribute__ ((unused)))
1121{
1122 dR;
1123 int i, found, had_im;
1124 const char *p;
1125 char **s;
1126 char buf[IMBUFSIZ];
1127 1254
1128 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1255static void
1129 if (R->Input_Context) 1256xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130 return; 1257{
1258 ((rxvt_term *)client_data)->make_current ();
1259 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1260}
1131 1261
1132 found = had_im = 0; 1262static void
1133 p = R->rs[Rs_inputMethod]; 1263xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134 if (p && *p) { 1264{
1135 had_im = 1; 1265 ((rxvt_term *)client_data)->make_current ();
1136 s = rxvt_splitcommastring(p); 1266 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137 for (i = 0; s[i]; i++) { 1267}
1138 if (*s[i]) { 1268
1139 STRCPY(buf, "@im="); 1269static void
1140 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1270xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1271{
1142 && (rxvt_IM_get_IC(aR) == True)) { 1272 rxvt_term *term = (rxvt_term *)client_data;
1143 found = 1; 1273 XIMText *text = call_data->text;
1144 break; 1274
1145 } 1275 term->make_current ();
1146 } 1276
1277 if (text)
1278 {
1279 void *str;
1280
1281 if (!text->encoding_is_wchar && text->string.multi_byte)
1282 {
1283 // of course, X makes it ugly again
1284 if (term->rs[Rs_imLocale])
1285 SET_LOCALE (term->rs[Rs_imLocale]);
1286
1287 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1288 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1289
1290 if (term->rs[Rs_imLocale])
1291 SET_LOCALE (term->locale);
1147 } 1292 }
1148 for (i = 0; s[i]; i++) 1293 else
1149 free(s[i]); 1294 str = (void *)text->string.wide_char;
1150 free(s); 1295
1296 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1297 DT_INT, call_data->caret,
1298 DT_INT, call_data->chg_first,
1299 DT_INT, call_data->chg_length,
1300 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1301 DT_WCS_LEN, str, str ? (int)text->length : 0,
1302 DT_END));
1151 } 1303 }
1152 if (found) 1304 else
1153 return; 1305 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1154 1306 DT_INT, call_data->caret,
1155/* try with XMODIFIERS env. var. */ 1307 DT_INT, call_data->chg_first,
1156 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1308 DT_INT, call_data->chg_length,
1157 rxvt_IM_get_IC(aR); 1309 DT_END));
1158 return;
1159 }
1160
1161/* try with no modifiers base IF the user didn't specify an IM */
1162 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1163 && rxvt_IM_get_IC(aR) == True)
1164 return;
1165} 1310}
1311
1312#if 0
1313static void
1314xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1315{
1316 ((rxvt_term *)client_data)->make_current ();
1317 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1318 DT_INT, call_data->position,
1319 DT_INT, call_data->direction,
1320 DT_INT, call_data->style,
1321 DT_END));
1322}
1323#endif
1324
1325#endif
1166 1326
1167/* 1327/*
1168 * Try to open a XIM with the current modifiers, then see if we can 1328 * Try to open a XIM with the current modifiers, then see if we can
1169 * open a suitable preedit type 1329 * open a suitable preedit type
1170 */ 1330 */
1171/* INTPROTO */
1172Bool 1331bool
1173rxvt_IM_get_IC(pR) 1332rxvt_term::IM_get_IC (const char *modifiers)
1174{ 1333{
1175 int i, j, found; 1334 int i, j, found;
1176 XIM xim; 1335 XIM xim;
1177 XPoint spot; 1336 XPoint spot;
1178 XRectangle rect, status_rect, needed_rect; 1337 XRectangle rect, status_rect, needed_rect;
1179 unsigned long fg, bg; 1338 unsigned long fg, bg;
1180 const char *p; 1339 const char *p;
1181 char **s; 1340 char **s;
1182 XIMStyles *xim_styles; 1341 XIMStyles *xim_styles;
1183 XVaNestedList preedit_attr, status_attr; 1342#ifdef ENABLE_XIM_ONTHESPOT
1184 XIMCallback ximcallback; 1343 XIMCallback xcb[4];
1344#endif
1185 1345
1186 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1346 set_environ (envv);
1187 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1347
1188 if (xim == NULL) 1348 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189 return False; 1349 return false;
1190 1350
1351 input_method = display->get_xim (locale, modifiers);
1352 if (input_method == NULL)
1353 return false;
1354
1355 xim = input_method->xim;
1356 spot.x = spot.y = -1;
1357
1191 xim_styles = NULL; 1358 xim_styles = NULL;
1192 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1359 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193 || !xim_styles || !xim_styles->count_styles) { 1360 || !xim_styles || !xim_styles->count_styles)
1194 XCloseIM(xim); 1361 {
1362 im_destroy ();
1195 return False; 1363 return false;
1364 }
1365
1366 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1367
1368 for (int pi = 0; pi < 2; pi++)
1196 } 1369 {
1370 p = pet[pi];
1197 1371
1198 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1372 if (!p)
1199 : "OverTheSpot,OffTheSpot,Root"; 1373 continue;
1374
1200 s = rxvt_splitcommastring(p); 1375 s = rxvt_splitcommastring (p);
1376
1201 for (i = found = 0; !found && s[i]; i++) { 1377 for (i = found = 0; !found && s[i]; i++)
1378 {
1202 if (!STRCMP(s[i], "OverTheSpot")) 1379 if (!strcmp (s[i], "OverTheSpot"))
1203 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1380 input_style = XIMPreeditPosition | XIMStatusNothing;
1204 else if (!STRCMP(s[i], "OffTheSpot")) 1381 else if (!strcmp (s[i], "OffTheSpot"))
1205 R->input_style = (XIMPreeditArea | XIMStatusArea); 1382 input_style = XIMPreeditArea | XIMStatusArea;
1206 else if (!STRCMP(s[i], "Root")) 1383 else if (!strcmp (s[i], "Root"))
1207 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1384 input_style = XIMPreeditNothing | XIMStatusNothing;
1385 else if (!strcmp (s[i], "None"))
1386 input_style = XIMPreeditNone | XIMStatusNone;
1387#ifdef ENABLE_XIM_ONTHESPOT
1388 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1389 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1390#endif
1391 else
1392 input_style = XIMPreeditNothing | XIMStatusNothing;
1208 1393
1209 for (j = 0; j < xim_styles->count_styles; j++) 1394 for (j = 0; j < xim_styles->count_styles; j++)
1210 if (R->input_style == xim_styles->supported_styles[j]) { 1395 if (input_style == xim_styles->supported_styles[j])
1396 {
1397 rxvt_freecommastring (s);
1398
1211 found = 1; 1399 found = 1;
1400 goto foundpet;
1401 }
1402
1403 }
1404
1405 rxvt_freecommastring (s);
1406 }
1407
1408foundpet:
1409
1410 XFree (xim_styles);
1411
1412 if (!found)
1413 {
1414 im_destroy ();
1415 return false;
1416 }
1417
1418 XFontSet fs = 0;
1419 XVaNestedList preedit_attr = 0, status_attr = 0;
1420
1421 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1422 {
1423 // fake us a font-set, please
1424 char **missing_charset_list;
1425 int missing_charset_count;
1426 char *def_string;
1427 char pat[512];
1428
1429 sprintf (pat,
1430 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1431 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1432 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1433 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "*",
1436 fheight,
1437 fheight + 1, fheight - 1,
1438 fheight - 2, fheight + 2);
1439
1440 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1441 &missing_charset_list, &missing_charset_count, &def_string);
1442
1443 if (missing_charset_list)
1444 XFreeStringList (missing_charset_list);
1445
1446 if (!fs)
1447 {
1448 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1449 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1450 }
1451 }
1452
1453 if (input_style & XIMPreeditPosition)
1454 {
1455 im_set_size (rect);
1456 im_set_position (spot);
1457 im_set_color (fg, bg);
1458
1459 preedit_attr = XVaCreateNestedList (0,
1460 XNForeground, fg,
1461 XNBackground, bg,
1462 XNArea, &rect,
1463 XNSpotLocation, &spot,
1464 XNFontSet, fs,
1465 NULL);
1466 }
1467 else if (input_style & XIMPreeditArea)
1468 {
1469 im_set_color (fg, bg);
1470
1471 /*
1472 * The necessary width of preedit area is unknown
1473 * until create input context.
1474 */
1475 needed_rect.width = 0;
1476 im_set_preedit_area (rect, status_rect, needed_rect);
1477
1478 preedit_attr = XVaCreateNestedList (0,
1479 XNForeground, fg,
1480 XNBackground, bg,
1481 XNArea, &rect,
1482 XNFontSet, fs,
1483 NULL);
1484 status_attr = XVaCreateNestedList (0,
1485 XNForeground, fg,
1486 XNBackground, bg,
1487 XNArea, &status_rect,
1488 XNFontSet, fs,
1489 NULL);
1490 }
1491 else if (input_style & XIMPreeditCallbacks)
1492 {
1493 im_set_position (spot);
1494
1495 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1496 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1497 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1498#if 0
1499 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1500#endif
1501
1502 preedit_attr = XVaCreateNestedList (0,
1503 XNSpotLocation, &spot,
1504 XNPreeditStartCallback, &xcb[0],
1505 XNPreeditDoneCallback , &xcb[1],
1506 XNPreeditDrawCallback , &xcb[2],
1507#if 0
1508 XNPreeditCaretCallback, &xcb[3],
1509#endif
1510 NULL);
1511 }
1512
1513 Input_Context = XCreateIC (xim,
1514 XNInputStyle, input_style,
1515 XNClientWindow, vt,
1516 XNFocusWindow, parent[0],
1517 preedit_attr ? XNPreeditAttributes : NULL,
1518 preedit_attr,
1519 status_attr ? XNStatusAttributes : NULL,
1520 status_attr, NULL);
1521
1522 if (preedit_attr) XFree (preedit_attr);
1523 if (status_attr) XFree (status_attr);
1524 if (fs) XFreeFontSet (display->display, fs);
1525
1526 if (Input_Context == NULL)
1527 {
1528 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1529 im_destroy ();
1530 return false;
1531 }
1532
1533#if 0
1534 // unfortunately, only the focus window is used by XIM, hard to fix
1535 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1536 vt_select_input ();
1537#endif
1538
1539 if (input_style & XIMPreeditArea)
1540 IMSetStatusPosition ();
1541
1542 return true;
1543}
1544
1545void
1546rxvt_term::im_cb ()
1547{
1548 int i;
1549 const char *p;
1550 char **s;
1551 char buf[IMBUFSIZ];
1552
1553 make_current ();
1554
1555 im_destroy ();
1556
1557 if (Input_Context)
1558 return;
1559
1560#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1561 if (rs[Rs_imLocale])
1562 SET_LOCALE (rs[Rs_imLocale]);
1563#endif
1564
1565 p = rs[Rs_inputMethod];
1566 if (p && *p)
1567 {
1568 bool found = false;
1569
1570 s = rxvt_splitcommastring (p);
1571
1572 for (i = 0; s[i]; i++)
1573 {
1574 if (*s[i])
1575 {
1576 strcpy (buf, "@im=");
1577 strncat (buf, s[i], IMBUFSIZ - 5);
1578 if (IM_get_IC (buf))
1579 {
1580 found = true;
1212 break; 1581 break;
1582 }
1213 } 1583 }
1214 } 1584 }
1215 for (i = 0; s[i]; i++)
1216 free(s[i]);
1217 free(s);
1218 XFree(xim_styles);
1219 1585
1586 rxvt_freecommastring (s);
1587
1220 if (!found) { 1588 if (found)
1221 XCloseIM(xim); 1589 goto done;
1222 return False;
1223 } 1590 }
1224 1591
1225 ximcallback.callback = rxvt_IMDestroyCallback; 1592 /* try with XMODIFIERS env. var. */
1593 if (IM_get_IC (""))
1594 goto done;
1226 1595
1227/* XXX: not sure why we need this (as well as IC one below) */ 1596 /* try with no modifiers base IF the user didn't specify an IM */
1228 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1597 if (IM_get_IC ("@im=none"))
1598 goto done;
1229 1599
1230 preedit_attr = status_attr = NULL; 1600done:
1231 1601#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232 if (R->input_style & XIMPreeditPosition) { 1602 if (rs[Rs_imLocale])
1233 rxvt_setSize(aR_ & rect); 1603 SET_LOCALE (locale);
1234 rxvt_setPosition(aR_ & spot); 1604#endif
1235 rxvt_setColor(aR_ & fg, &bg);
1236
1237 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1238 XNSpotLocation, &spot,
1239 XNForeground, fg, XNBackground, bg,
1240 //XNFontSet, R->TermWin.fontset,
1241 NULL);
1242 } else if (R->input_style & XIMPreeditArea) {
1243 rxvt_setColor(aR_ & fg, &bg);
1244
1245 /*
1246 * The necessary width of preedit area is unknown
1247 * until create input context.
1248 */
1249 needed_rect.width = 0;
1250
1251 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1252
1253 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, R->TermWin.fontset,
1256 NULL);
1257 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1258 XNForeground, fg, XNBackground, bg,
1259 //XNFontSet, R->TermWin.fontset,
1260 NULL);
1261 }
1262 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1263 XNClientWindow, R->TermWin.parent[0],
1264 XNFocusWindow, R->TermWin.parent[0],
1265 XNDestroyCallback, &ximcallback,
1266 preedit_attr ? XNPreeditAttributes : NULL,
1267 preedit_attr,
1268 status_attr ? XNStatusAttributes : NULL,
1269 status_attr, NULL);
1270 if (preedit_attr)
1271 XFree(preedit_attr);
1272 if (status_attr)
1273 XFree(status_attr);
1274 if (R->Input_Context == NULL) {
1275 rxvt_print_error("failed to create input context");
1276 XCloseIM(xim);
1277 return False;
1278 }
1279 if (R->input_style & XIMPreeditArea)
1280 rxvt_IMSetStatusPosition(aR);
1281 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1282 return True;
1283} 1605}
1284 1606
1285/* EXTPROTO */
1286void 1607void
1287rxvt_IMSetStatusPosition(pR) 1608rxvt_term::IMSetStatusPosition ()
1288{ 1609{
1289 XRectangle preedit_rect, status_rect, *needed_rect; 1610 XRectangle preedit_rect, status_rect, *needed_rect;
1290 XVaNestedList preedit_attr, status_attr; 1611 XVaNestedList preedit_attr, status_attr;
1291 1612
1292 if (R->Input_Context == NULL 1613 if (!Input_Context
1614 || !focus
1293 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1615 || !(input_style & XIMPreeditArea)
1294 || !rxvt_IMisRunning(aR)) 1616 || !IMisRunning ())
1295 return; 1617 return;
1296 1618
1297/* Getting the necessary width of preedit area */ 1619 /* Getting the necessary width of preedit area */
1298 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1620 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1621 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300 XFree(status_attr); 1622 XFree (status_attr);
1301 1623
1302 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1624 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1625 XFree (needed_rect);
1303 1626
1304 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1627 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1628 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306 1629
1307 XSetICValues(R->Input_Context, 1630 XSetICValues (Input_Context,
1308 XNPreeditAttributes, preedit_attr, 1631 XNPreeditAttributes, preedit_attr,
1309 XNStatusAttributes, status_attr, NULL); 1632 XNStatusAttributes, status_attr, NULL);
1310 1633
1311 XFree(preedit_attr); 1634 XFree (preedit_attr);
1312 XFree(status_attr); 1635 XFree (status_attr);
1313} 1636}
1314#endif /* USE_XIM */ 1637#endif /* USE_XIM */
1315 1638
1316/*----------------------------------------------------------------------*/
1317rxvt_t rxvt_current_term;
1318
1319/*----------------------- end-of-file (C source) -----------------------*/ 1639/*----------------------- end-of-file (C source) -----------------------*/

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