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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 1.215 by root, Wed Feb 1 18:36:48 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 selection_clear ();
222
86#ifdef USE_XIM 223#ifdef USE_XIM
87 if (Input_Context != NULL) 224 im_destroy ();
225#endif
226#ifdef XTERM_SCROLLBAR
227 if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
228 if (ShadowGC) XFreeGC (xdisp, ShadowGC);
229#endif
230#ifdef PLAIN_SCROLLBAR
231 if (pscrollbarGC) XFreeGC (xdisp, pscrollbarGC);
232#endif
233#ifdef NEXT_SCROLLBAR
234 if (blackGC) XFreeGC (xdisp, blackGC);
235 if (whiteGC) XFreeGC (xdisp, whiteGC);
236 if (grayGC) XFreeGC (xdisp, grayGC);
237 if (darkGC) XFreeGC (xdisp, darkGC);
238 if (stippleGC) XFreeGC (xdisp, stippleGC);
239 if (dimple) XFreePixmap (xdisp, dimple);
240 if (upArrow) XFreePixmap (xdisp, upArrow);
241 if (downArrow) XFreePixmap (xdisp, downArrow);
242 if (upArrowHi) XFreePixmap (xdisp, upArrowHi);
243 if (downArrowHi) XFreePixmap (xdisp, downArrowHi);
244#endif
245#ifdef RXVT_SCROLLBAR
246 if (topShadowGC) XFreeGC (xdisp, topShadowGC);
247 if (botShadowGC) XFreeGC (xdisp, botShadowGC);
248 if (scrollbarGC) XFreeGC (xdisp, scrollbarGC);
249#endif
250 if (gc) XFreeGC (xdisp, gc);
251
252 delete drawable;
253 // destroy all windows
254 if (parent[0])
255 XDestroyWindow (xdisp, parent[0]);
256
257 clear ();
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_MINIMAL
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_MINIMAL
432 old_xerror_handler (display, event);
433#else
434 print_x_error (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 init_xlocale ();
481
482 scr_reset (); // initialize screen
483
484#if 0
485 XSynchronize (xdisp, True);
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (OPTION (Opt_scrollBar))
490 resize_scrollbar (); /* create and map scrollbar */
491#endif
492#ifdef TRANSPARENT
493 if (OPTION (Opt_transparent))
494 {
495 XSelectInput (xdisp, display->root, PropertyChangeMask);
496 check_our_parents ();
497 rootwin_ev.start (display, display->root);
498 }
499#endif
500
501 set_colorfgbg ();
502
503 init_command (cmd_argv);
504
505 free (cmd_argv);
506
507 if (pty->pty >= 0)
508 pty_ev.start (pty->pty, EVENT_READ);
509
510 check_ev.start ();
511
512 HOOK_INVOKE ((this, HOOK_START, DT_END));
513
514#if ENABLE_XEMBED
515 if (rs[Rs_embed])
516 {
517 long info[2] = { 0, XEMBED_MAPPED };
518
519 XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
520 32, PropModeReplace, (unsigned char *)&info, 2);
521 }
522#endif
523
524 XMapWindow (xdisp, vt);
525 XMapWindow (xdisp, parent[0]);
526
527 return true;
528}
529
530static struct sig_handlers
531{
532 sig_watcher sw_term, sw_int;
533
534 /*
535 * Catch a fatal signal and tidy up before quitting
536 */
312void 537 void
313rxvt_clean_exit () 538 sig_term (sig_watcher &w)
314{ 539 {
315 dR; 540 rxvt_emergency_cleanup ();
541 signal (w.signum, SIG_DFL);
542 kill (getpid (), w.signum);
543 }
316 544
317 R->destroy (); 545 sig_handlers ()
546 : sw_term (this, &sig_handlers::sig_term),
547 sw_int (this, &sig_handlers::sig_term)
548 {
549 }
550} sig_handlers;
551
552char **rxvt_environ; // startup environment
553
554void
555rxvt_init ()
556{
557 ptytty::init ();
558
559 rxvt_environ = environ;
560
561 signal (SIGHUP, SIG_IGN);
562 signal (SIGPIPE, SIG_IGN);
563
564 sig_handlers.sw_term.start (SIGTERM);
565 sig_handlers.sw_int.start (SIGINT);
566
567 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
568 /* signal (SIGURG, SIG_DFL); */
569
570 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
571 // TODO: handle this with exceptions and tolerate the memory loss
572 XSetIOErrorHandler (rxvt_xioerror_handler);
573
574 XrmInitialize ();
318} 575}
319 576
320/* ------------------------------------------------------------------------- * 577/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS * 578 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */ 579 * ------------------------------------------------------------------------- */
323/* EXTPROTO */ 580void *
324void *
325rxvt_malloc(size_t size) 581rxvt_malloc (size_t size)
326{ 582{
327 void *p;
328
329 p = malloc(size); 583 void *p = malloc (size);
584
330 if (p) 585 if (!p)
586 rxvt_fatal ("memory allocation failure. aborting.\n");
587
331 return p; 588 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 589}
338 590
339/* EXTPROTO */ 591void *
340void *
341rxvt_calloc(size_t number, size_t size) 592rxvt_calloc (size_t number, size_t size)
342{ 593{
343 void *p;
344
345 p = calloc(number, size); 594 void *p = calloc (number, size);
595
346 if (p) 596 if (!p)
597 rxvt_fatal ("memory allocation failure. aborting.\n");
598
347 return p; 599 return p;
348
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350 rxvt_clean_exit();
351 exit(EXIT_FAILURE);
352/* NOTREACHED */
353} 600}
354 601
355/* EXTPROTO */ 602void *
356void *
357rxvt_realloc(void *ptr, size_t size) 603rxvt_realloc (void *ptr, size_t size)
358{ 604{
359 void *p;
360
361 if (ptr)
362 p = realloc(ptr, size); 605 void *p = realloc (ptr, size);
363 else 606
364 p = malloc(size);
365 if (p) 607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
366 return p; 610 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372} 611}
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
500 612
501/*----------------------------------------------------------------------*/ 613/*----------------------------------------------------------------------*/
502/* 614/*
503 * window size/position calculcations for XSizeHint and other storage. 615 * window size/position calculcations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 616 * if width/height are non-zero then override calculated width/height
505 */ 617 */
506/* EXTPROTO */
507void 618void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 619rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509{ 620{
510 short recalc_x, recalc_y; 621 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 622 int x, y, sb_w, flags;
512 unsigned int w, h; 623 unsigned int w, h;
513 unsigned int max_width, max_height; 624 unsigned int max_width, max_height;
514 625
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; 626 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 627 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 628 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 629
522 recalc_x = recalc_y = 0; 630 recalc_x = recalc_y = 0;
523 flags = 0; 631 flags = 0;
632
524 if (!R->parsed_geometry) { 633 if (!parsed_geometry)
634 {
525 R->parsed_geometry = 1; 635 parsed_geometry = 1;
636
526 if (R->rs[Rs_geometry]) 637 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 638 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
639
528 if (flags & WidthValue) { 640 if (flags & WidthValue)
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 641 {
642 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530 R->szHint.flags |= USSize; 643 szHint.flags |= USSize;
531 } 644 }
645
532 if (flags & HeightValue) { 646 if (flags & HeightValue)
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 647 {
648 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534 R->szHint.flags |= USSize; 649 szHint.flags |= USSize;
535 } 650 }
651
536 if (flags & XValue) { 652 if (flags & XValue)
653 {
537 R->szHint.x = x; 654 szHint.x = x;
538 R->szHint.flags |= USPosition; 655 szHint.flags |= USPosition;
656
539 if (flags & XNegative) { 657 if (flags & XNegative)
658 {
540 recalc_x = 1; 659 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 660 szHint.win_gravity = NorthEastGravity;
542 } 661 }
543 } 662 }
663
544 if (flags & YValue) { 664 if (flags & YValue)
665 {
545 R->szHint.y = y; 666 szHint.y = y;
546 R->szHint.flags |= USPosition; 667 szHint.flags |= USPosition;
668
547 if (flags & YNegative) { 669 if (flags & YNegative)
670 {
548 recalc_y = 1; 671 recalc_y = 1;
672
549 if (R->szHint.win_gravity == NorthEastGravity) 673 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 674 szHint.win_gravity = SouthEastGravity;
551 else 675 else
552 R->szHint.win_gravity = SouthWestGravity; 676 szHint.win_gravity = SouthWestGravity;
553 } 677 }
554 } 678 }
555 } 679 }
680
556/* TODO: BOUNDS */ 681 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 682 width = ncol * fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 683 height = nrow * fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 684 max_width = MAX_COLS * fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 685 max_height = MAX_ROWS * fheight;
561 686
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 687 szHint.base_width = szHint.base_height = 2 * int_bwidth;
563 688
564 sb_w = mb_h = 0; 689 sb_w = 0;
565 R->window_vt_x = R->window_vt_y = 0; 690 window_vt_x = window_vt_y = int_bwidth;
566 if (scrollbar_visible(R)) { 691
692 if (scrollBar.state)
693 {
567 sb_w = scrollbar_TotalWidth(); 694 sb_w = scrollbar_TotalWidth ();
568 R->szHint.base_width += sb_w; 695 szHint.base_width += sb_w;
696
569 if (!(R->Options & Opt_scrollBar_right)) 697 if (!OPTION (Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 698 window_vt_x += sb_w;
571 } 699 }
572 if (menubar_visible(R)) { 700
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; 701 szHint.width_inc = fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 702 szHint.height_inc = fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 703 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 704 szHint.min_height = szHint.base_height + szHint.height_inc;
581 705
582 if (width && width - R->szHint.base_width < max_width) { 706 if (newwidth && newwidth - szHint.base_width < max_width)
707 {
583 R->szHint.width = width; 708 szHint.width = newwidth;
584 R->TermWin.width = width - R->szHint.base_width; 709 width = newwidth - szHint.base_width;
585 } else { 710 }
586 MIN_IT(R->TermWin.width, max_width); 711 else
712 {
713 min_it (width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 714 szHint.width = szHint.base_width + width;
588 } 715 }
716
589 if (height && height - R->szHint.base_height < max_height) { 717 if (newheight && newheight - szHint.base_height < max_height)
718 {
590 R->szHint.height = height; 719 szHint.height = newheight;
591 R->TermWin.height = height - R->szHint.base_height; 720 height = newheight - szHint.base_height;
592 } else { 721 }
593 MIN_IT(R->TermWin.height, max_height); 722 else
723 {
724 min_it (height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 725 szHint.height = szHint.base_height + height;
595 } 726 }
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 727
728 if (scrollBar.state && OPTION (Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w; 729 window_sb_x = szHint.width - sb_w;
598 730
599 if (recalc_x) 731 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 732 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 733
602 if (recalc_y) 734 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 735 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
605 736
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 737 ncol = width / fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 738 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} 739}
613 740
614/*----------------------------------------------------------------------*/ 741/*----------------------------------------------------------------------*/
615/* 742/*
616 * Tell the teletype handler what size the window is. 743 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 744 * Called after a window size change.
618 */ 745 */
619/* EXTPROTO */
620void 746void
621rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid) 747rxvt_term::tt_winch ()
622{ 748{
749 if (pty->pty < 0)
750 return;
751
623 struct winsize ws; 752 struct winsize ws;
624 753
625 if (fd < 0)
626 return;
627 ws.ws_col = col; 754 ws.ws_col = ncol;
628 ws.ws_row = row; 755 ws.ws_row = nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 756 ws.ws_xpixel = width;
630#ifndef DEBUG_SIZE 757 ws.ws_ypixel = height;
631 (void)ioctl(fd, TIOCSWINSZ, &ws); 758 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632#else 759
633 if (ioctl(fd, TIOCSWINSZ, &ws) < 0) { 760#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 761 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635 }
636# ifdef SIGWINCH
637 else if (pid) /* force through to the command */ 762 if (cmd_pid) /* force through to the command */
638 kill(pid, SIGWINCH); 763 kill (-cmd_pid, SIGWINCH);
639# endif
640#endif 764#endif
641} 765}
642 766
643/*----------------------------------------------------------------------*/ 767/*----------------------------------------------------------------------*/
644/* rxvt_change_font() - Switch to a new font */ 768/* set_fonts () - load and set the various fonts
645/* 769 *
646 * init = 1 - initialize 770 * init = 1 - initialize
647 * 771 *
648 * fontname == FONT_UP - switch to bigger font 772 * fontname == FONT_UP - switch to bigger font
649 * fontname == FONT_DN - switch to smaller font 773 * fontname == FONT_DN - switch to smaller font
650 */ 774 */
651/* EXTPROTO */ 775bool
652void 776rxvt_term::set_fonts ()
653rxvt_change_font(pR_ int init, const char *fontname)
654{ 777{
655} 778 rxvt_fontset *fs = new rxvt_fontset (this);
779 rxvt_fontprop prop;
656 780
657/* INTPROTO */ 781 if (!fs
658void 782 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
659rxvt_font_up_down(pR_ int n, int direction) 783 || !fs->realize_font (1))
784 {
785 delete fs;
786 return false;
787 }
788
789#if ENABLE_STYLES
790 for (int i = RS_styleCount; --i; )
791 if (fontset[i] != fontset[0])
792 delete fontset[i];
793#endif
794
795 delete fontset[0];
796 fontset[0] = fs;
797
798 prop = (*fs)[1]->properties ();
799 prop.height += lineSpace;
800 fs->set_prop (prop);
801
802 fwidth = prop.width;
803 fheight = prop.height;
804 fbase = prop.ascent;
805
806 for (int style = 1; style < 4; style++)
807 {
808#if ENABLE_STYLES
809 const char *res = rs[Rs_font + style];
810
811 if (res && !*res)
812 fontset[style] = fontset[0];
813 else
814 {
815 fontset[style] = fs = new rxvt_fontset (this);
816 rxvt_fontprop prop2 = prop;
817
818 if (res)
819 prop2.weight = prop2.slant = rxvt_fontprop::unset;
820 else
821 {
822 res = fontset[0]->fontdesc;
823
824 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
825 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
826 }
827
828 fs->populate (res);
829 fs->set_prop (prop2);
830 }
831#else
832 fontset[style] = fontset[0];
833#endif
834 }
835
836 if (parent[0])
837 {
838 resize_all_windows (0, 0, 0);
839 scr_remap_chars ();
840 scr_touch (true);
841 }
842
843 return true;
844}
845
846void rxvt_term::set_string_property (Atom prop, const char *str, int len)
660{ 847{
848 XChangeProperty (xdisp, parent[0],
849 prop, XA_STRING, 8, PropModeReplace,
850 (const unsigned char *)str, len >= 0 ? len : strlen (str));
851}
852
853void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
854{
855 wchar_t *ws = rxvt_mbstowcs (str, len);
856 char *s = rxvt_wcstoutf8 (ws);
857
858 XChangeProperty (xdisp, parent[0],
859 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
860 (const unsigned char *)s, strlen (s));
861
862 free (s);
863 free (ws);
661} 864}
662 865
663/*----------------------------------------------------------------------*/ 866/*----------------------------------------------------------------------*/
664/*----------------------------------------------------------------------*/ 867/*----------------------------------------------------------------------*/
665/* xterm sequences - title, iconName, color (exptl) */ 868/* xterm sequences - title, iconName, color (exptl) */
666/* EXTPROTO */
667void 869void
668rxvt_set_title(pR_ const char *str) 870rxvt_term::set_title (const char *str)
669{ 871{
670#ifndef SMART_WINDOW_TITLE 872 set_string_property (XA_WM_NAME, str);
671 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 873#if ENABLE_EWMH
874 set_utf8_property (xa[XA_NET_WM_NAME], str);
875#endif
876}
877
878void
879rxvt_term::set_icon_name (const char *str)
880{
881 set_string_property (XA_WM_ICON_NAME, str);
882#if ENABLE_EWMH
883 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
884#endif
885}
886
887#ifdef XTERM_COLOR_CHANGE
888void
889rxvt_term::set_window_color (int idx, const char *color)
890{
891 rxvt_color xcol;
892 int i;
893
894 if (color == NULL || *color == '\0')
895 return;
896
897 color = strdup (color);
898 allocated.push_back ((void *)color);
899 rs[Rs_color + idx] = color;
900
901 /* handle color aliases */
902 if (isdigit (*color))
903 {
904 i = atoi (color);
905
906 if (i >= 8 && i <= 15)
907 { /* bright colors */
908 i -= 8;
909 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
910 goto done;
911 }
912
913 if (i >= 0 && i <= 7)
914 { /* normal colors */
915 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
916 goto done;
917 }
918 }
919
920 set_color (xcol, color);
921
922 /*
923 * FIXME: should free colors here, but no idea how to do it so instead,
924 * so just keep gobbling up the colormap
925 */
926
927 pix_colors_focused[idx] = xcol;
928
929 /* XSetWindowAttributes attr; */
930 /* Cursor cursor; */
931done:
932
933#if OFF_FOCUS_FADING
934 if (rs[Rs_fade])
935 {
936 rgba c;
937 pix_colors [Color_fade].get (c);
938 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
939 }
940#endif
941
942 /*TODO: handle Color_BD, scrollbar background, etc. */
943
944 recolour_cursor ();
945 scr_recolour ();
946}
947
672#else 948#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) 949# define set_window_color (idx,color) ((void)0)
769#endif /* XTERM_COLOR_CHANGE */ 950#endif /* XTERM_COLOR_CHANGE */
770 951
771/* EXTPROTO */
772void 952void
773rxvt_recolour_cursor(pR) 953rxvt_term::recolour_cursor ()
774{ 954{
775 rxvt_color xcol[2]; 955 XColor fg, bg;
776 956
777#if TODO 957 (ISSET_PIXCOLOR (Color_pointer_fg)
778 xcol[0] = R->PixColors[Color_pointer]; 958 ? pix_colors_focused[Color_pointer_fg]
779 xcol[1] = R->PixColors[Color_bg]; 959 : pix_colors_focused[Color_fg]).get (fg);
780 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 960
781 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 961 (ISSET_PIXCOLOR (Color_pointer_bg)
782#endif 962 ? pix_colors_focused[Color_pointer_bg]
963 : pix_colors_focused[Color_bg]).get (bg);
964
965 XRecolorCursor (xdisp, TermWin_cursor, &fg, &bg);
783} 966}
784 967
785/*----------------------------------------------------------------------*/ 968/*----------------------------------------------------------------------*/
786/* 969/*
787 * find if fg/bg matches any of the normal (low-intensity) colors 970 * find if fg/bg matches any of the normal (low-intensity) colors
788 */ 971 */
789/* INTPROTO */
790void 972void
791rxvt_set_colorfgbg(pR) 973rxvt_term::set_colorfgbg ()
792{ 974{
793 unsigned int i; 975 unsigned int i;
794 const char *xpmb = "\0"; 976 const char *xpmb = "\0";
795 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 977 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
796 978
797 R->env_colorfgbg = 979 strcpy (fstr, "default");
798 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 980 strcpy (bstr, "default");
799 STRCPY(fstr, "default");
800 STRCPY(bstr, "default");
801 for (i = Color_Black; i <= Color_White; i++) 981 for (i = Color_Black; i <= Color_White; i++)
802 if (R->PixColors[Color_fg] == R->PixColors[i]) { 982 if (pix_colors[Color_fg] == pix_colors[i])
983 {
803 sprintf(fstr, "%d", (i - Color_Black)); 984 sprintf (fstr, "%d", (i - Color_Black));
804 break; 985 break;
805 } 986 }
987
806 for (i = Color_Black; i <= Color_White; i++) 988 for (i = Color_Black; i <= Color_White; i++)
807 if (R->PixColors[Color_bg] == R->PixColors[i]) { 989 if (pix_colors[Color_bg] == pix_colors[i])
990 {
808 sprintf(bstr, "%d", (i - Color_Black)); 991 sprintf (bstr, "%d", (i - Color_Black));
809#ifdef XPM_BACKGROUND 992#ifdef XPM_BACKGROUND
810 xpmb = "default;"; 993 xpmb = "default;";
811#endif 994#endif
812 break; 995 break;
813 } 996 }
997
814 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 998 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} 999}
827 1000
828/*----------------------------------------------------------------------*/ 1001/*----------------------------------------------------------------------*/
829/*
830 * Colour determination for low colour displays, routine from
831 * Hans de Goede <hans@highrise.nl>
832 */
833 1002
834/* EXTPROTO */ 1003bool
835int 1004rxvt_term::set_color (rxvt_color &color, const char *name)
836rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
837{ 1005{
838 screen_in_out->set(aR_ colour); 1006 if (color.set (this, name))
839
840 if (!screen_in_out->set(aR_ colour)) {
841 rxvt_print_error("can't allocate colour: %s", colour);
842 return false;
843 }
844
845 return true; 1007 return true;
1008
1009 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1010 return false;
846} 1011}
847 1012
848/* -------------------------------------------------------------------- * 1013/* -------------------------------------------------------------------- *
849 * - WINDOW RESIZING - * 1014 * - WINDOW RESIZING - *
850 * -------------------------------------------------------------------- */ 1015 * -------------------------------------------------------------------- */
851/* EXTPROTO */
852void 1016void
853rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1017rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
854 int ignoreparent)
855{ 1018{
856 int fix_screen; 1019 int fix_screen;
1020 int old_width = szHint.width;
1021 int old_height = szHint.height;
857 1022
1023 window_calc (newwidth, newheight);
1024 XSetWMNormalHints (xdisp, parent[0], &szHint);
1025
1026 if (!ignoreparent)
1027 {
858#ifdef SMART_RESIZE 1028#ifdef SMART_RESIZE
859 int old_width = R->szHint.width, old_height = R->szHint.height; 1029 /*
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> 1030 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
868 * reposition window on resize depending on placement on screen 1031 * reposition window on resize depending on placement on screen
869 */ 1032 */
870 int x, y, x1, y1; 1033 int x, y, x1, y1;
871 int dx, dy; 1034 int dx, dy;
872 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1035 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
873 Window unused_cr; 1036 Window unused_cr;
874 1037
875 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1038 XTranslateCoordinates (xdisp, parent[0], display->root,
876 0, 0, &x, &y, &unused_cr); 1039 0, 0, &x, &y, &unused_cr);
877 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1040 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
878 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1041 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
879 /* 1042 /*
880 * if Xroot isn't the parent window, a WM will probably have offset 1043 * if display->root isn't the parent window, a WM will probably have offset
881 * our position for handles and decorations. Counter it 1044 * our position for handles and decorations. Counter it
882 */ 1045 */
883 if (x1 != x || y1 != y) { 1046 if (x1 != x || y1 != y)
1047 {
884 x -= x1; 1048 x -= x1;
885 y -= y1; 1049 y -= y1;
886 } 1050 }
887 1051
888 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1052 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
889 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1053 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
890 dx = old_width - R->szHint.width; 1054 dx = old_width - szHint.width;
891 dy = old_height - R->szHint.height; 1055 dy = old_height - szHint.height;
892 1056
893 /* Check position of the center of the window */ 1057 /* Check position of the center of the window */
894 if (x < x1) /* left half */ 1058 if (x < x1) /* left half */
895 dx = 0; 1059 dx = 0;
896 else if (x == x1) /* exact center */ 1060 else if (x == x1) /* exact center */
897 dx /= 2; 1061 dx /= 2;
898 if (y < y1) /* top half */ 1062 if (y < y1) /* top half */
899 dy = 0; 1063 dy = 0;
900 else if (y == y1) /* exact center */ 1064 else if (y == y1) /* exact center */
901 dy /= 2; 1065 dy /= 2;
902 1066
903 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1067 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
904 R->szHint.width, R->szHint.height); 1068 szHint.width, szHint.height);
905#else 1069#else
906 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1070 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
907 R->szHint.height);
908#endif 1071#endif
909 } 1072 }
910 1073
911 fix_screen = (R->TermWin.ncol != R->prev_ncol 1074 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
912 || R->TermWin.nrow != R->prev_nrow); 1075
913 if (fix_screen || width != R->old_width || height != R->old_height) { 1076 if (fix_screen || newwidth != old_width || newheight != old_height)
914 if (scrollbar_visible(R)) { 1077 {
1078 if (scrollBar.state)
1079 {
915 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1080 XMoveResizeWindow (xdisp, scrollBar.win,
1081 window_sb_x, 0,
916 0, scrollbar_TotalWidth(), R->szHint.height); 1082 scrollbar_TotalWidth (), szHint.height);
917 rxvt_Resize_scrollBar(aR); 1083 resize_scrollbar ();
918 } 1084 }
919 if (menubar_visible(R)) 1085
920 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1086 XMoveResizeWindow (xdisp, vt,
921 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1087 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()); 1088 width, height);
925#ifdef RXVT_GRAPHICS 1089
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); 1090 scr_clear ();
931#ifdef XPM_BACKGROUND 1091#ifdef XPM_BACKGROUND
932 rxvt_resize_pixmap(aR); 1092 resize_pixmap ();
933#endif 1093#endif
934 } 1094 }
935 1095
936 if (fix_screen || R->old_height == 0) { 1096 if (fix_screen || old_height == 0)
937 int curr_screen = -1; 1097 scr_reset ();
938 uint16_t old_ncol = R->prev_ncol;
939 1098
940 /* scr_reset only works on the primary screen */ 1099#ifdef XPM_BACKGROUND
941 if (R->old_height) /* this is not the first time through */ 1100 if (pixmap)
942 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1101 scr_touch (false);
943 rxvt_scr_reset(aR); 1102#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 1103
953#ifdef USE_XIM 1104#ifdef USE_XIM
954 rxvt_IMSetStatusPosition(aR); 1105 IMSetStatusPosition ();
955#endif 1106#endif
956} 1107}
957 1108
958/* 1109/*
959 * Set the width/height of the vt window in characters. Units are pixels. 1110 * Set the width/height of the vt window in characters. Units are pixels.
960 * good for toggling 80/132 columns 1111 * good for toggling 80/132 columns
961 */ 1112 */
962/* EXTPROTO */
963void 1113void
964rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1114rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
965{ 1115{
966 XWindowAttributes wattr; 1116 XWindowAttributes wattr;
967 1117
968 if (width == 0 || height == 0) { 1118 if (newwidth == 0 || newheight == 0)
1119 {
969 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1120 XGetWindowAttributes (xdisp, display->root, &wattr);
1121
970 if (width == 0) 1122 if (newwidth == 0)
971 width = wattr.width - R->szHint.base_width; 1123 newwidth = wattr.width - szHint.base_width;
972 if (height == 0) 1124 if (newheight == 0)
973 height = wattr.height - R->szHint.base_height; 1125 newheight = wattr.height - szHint.base_height;
1126 }
1127
1128 if (newwidth != width || newheight != height)
974 } 1129 {
975 if (width != R->TermWin.width || height != R->TermWin.height) {
976 width += R->szHint.base_width; 1130 newwidth += szHint.base_width;
977 height += R->szHint.base_height; 1131 newheight += szHint.base_height;
978 rxvt_resize_all_windows(aR_ width, height, 0); 1132 resize_all_windows (newwidth, newheight, 0);
979 } 1133 }
980} 1134}
981 1135
982/* -------------------------------------------------------------------- * 1136/* -------------------------------------------------------------------- *
983 * - X INPUT METHOD ROUTINES - * 1137 * - X INPUT METHOD ROUTINES - *
984 * -------------------------------------------------------------------- */ 1138 * -------------------------------------------------------------------- */
985#ifdef USE_XIM 1139#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 1140
996/* INTPROTO */
997void 1141void
998rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1142rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
999{ 1143{
1000 *fg = R->PixColors[Color_fg]; 1144 fg = pix_colors[Color_fg];
1001 *bg = R->PixColors[Color_bg]; 1145 bg = pix_colors[Color_bg];
1146}
1147
1148void
1149rxvt_term::im_set_size (XRectangle &size)
1150{
1151 // the int_bwidth terms make no sense to me
1152 size.x = int_bwidth;
1153 size.y = int_bwidth;
1154 size.width = Width2Pixel (ncol) + int_bwidth;
1155 size.height = Height2Pixel (nrow) + int_bwidth;
1156}
1157
1158void
1159rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1160 XRectangle &status_rect,
1161 const XRectangle &needed_rect)
1162{
1163 preedit_rect.x = needed_rect.width;
1164 preedit_rect.y = 0;
1165 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1166 preedit_rect.height = fheight;
1167
1168 status_rect.x = 0;
1169 status_rect.y = 0;
1170 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1171 status_rect.height = fheight;
1002} 1172}
1003 1173
1004/* Checking whether input method is running. */ 1174/* Checking whether input method is running. */
1005/* INTPROTO */
1006Bool 1175bool
1007rxvt_IMisRunning(pR) 1176rxvt_term::IMisRunning ()
1008{ 1177{
1009 char *p; 1178 char *p;
1010 Atom atom; 1179 Atom atom;
1011 Window win; 1180 Window win;
1012 char server[IMBUFSIZ]; 1181 char server[IMBUFSIZ];
1013 1182
1014/* get current locale modifier */ 1183 /* get current locale modifier */
1015 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1184 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1185 {
1016 STRCPY(server, "@server="); 1186 strcpy (server, "@server=");
1017 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1187 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1188
1018 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1189 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1019 *p = '\0'; 1190 *p = '\0';
1020 1191
1021 atom = XInternAtom(R->Xdisplay, server, False); 1192 atom = XInternAtom (xdisp, server, False);
1022 win = XGetSelectionOwner(R->Xdisplay, atom); 1193 win = XGetSelectionOwner (xdisp, atom);
1194
1023 if (win != None) 1195 if (win != None)
1024 return True; 1196 return True;
1025 } 1197 }
1198
1026 return False; 1199 return False;
1027} 1200}
1028 1201
1029/* EXTPROTO */
1030void 1202void
1031rxvt_IMSendSpot(pR) 1203rxvt_term::IMSendSpot ()
1032{ 1204{
1033 XPoint spot; 1205 XPoint nspot;
1034 XVaNestedList preedit_attr; 1206 XVaNestedList preedit_attr;
1035 1207
1036 if (R->Input_Context == NULL 1208 if (!Input_Context
1037 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1209 || !focus
1038 || !(R->event_type == KeyPress 1210 || !(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; 1211 return;
1045 1212
1046 rxvt_setPosition(aR_ & spot); 1213 im_set_position (nspot);
1047 1214
1215 if (nspot.x == spot.x && nspot.y == spot.y)
1216 return;
1217
1218 spot = nspot;
1219
1048 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1220 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1049 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1221 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1050 XFree(preedit_attr); 1222 XFree (preedit_attr);
1051} 1223}
1052 1224
1053/* EXTPROTO */
1054void 1225void
1055rxvt_setTermFontSet(pR_ int idx) 1226rxvt_term::im_destroy ()
1056{ 1227{
1057 char *string; 1228 if (input_method)
1058 long length; 1229 {
1059 int success = 0; 1230 if (Input_Context && input_method->xim)
1231 XDestroyIC (Input_Context);
1060 1232
1061 if (idx < 0 || idx >= MAX_NFONTS) 1233 display->put_xim (input_method);
1062 return; 1234 input_method = 0;
1063} 1235 }
1064 1236
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; 1237 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} 1238}
1107 1239
1108/* 1240#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 1241
1128 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1242static void
1129 if (R->Input_Context) 1243xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1130 return; 1244{
1245 ((rxvt_term *)client_data)->make_current ();
1246 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1247}
1131 1248
1132 found = had_im = 0; 1249static void
1133 p = R->rs[Rs_inputMethod]; 1250xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1134 if (p && *p) { 1251{
1135 had_im = 1; 1252 ((rxvt_term *)client_data)->make_current ();
1136 s = rxvt_splitcommastring(p); 1253 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1137 for (i = 0; s[i]; i++) { 1254}
1138 if (*s[i]) { 1255
1139 STRCPY(buf, "@im="); 1256static void
1140 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1257xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1141 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1258{
1142 && (rxvt_IM_get_IC(aR) == True)) { 1259 rxvt_term *term = (rxvt_term *)client_data;
1143 found = 1; 1260 XIMText *text = call_data->text;
1144 break; 1261
1145 } 1262 term->make_current ();
1146 } 1263
1264 if (text)
1265 {
1266 void *str;
1267
1268 if (!text->encoding_is_wchar && text->string.multi_byte)
1269 {
1270 // of course, X makes it ugly again
1271 if (term->rs[Rs_imLocale])
1272 SET_LOCALE (term->rs[Rs_imLocale]);
1273
1274 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1275 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1276
1277 if (term->rs[Rs_imLocale])
1278 SET_LOCALE (term->locale);
1147 } 1279 }
1148 for (i = 0; s[i]; i++) 1280 else
1149 free(s[i]); 1281 str = (void *)text->string.wide_char;
1150 free(s); 1282
1283 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1284 DT_INT, call_data->caret,
1285 DT_INT, call_data->chg_first,
1286 DT_INT, call_data->chg_length,
1287 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1288 DT_WCS_LEN, str, str ? (int)text->length : 0,
1289 DT_END));
1151 } 1290 }
1152 if (found) 1291 else
1153 return; 1292 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1154 1293 DT_INT, call_data->caret,
1155/* try with XMODIFIERS env. var. */ 1294 DT_INT, call_data->chg_first,
1156 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1295 DT_INT, call_data->chg_length,
1157 rxvt_IM_get_IC(aR); 1296 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} 1297}
1298
1299#if 0
1300static void
1301xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1302{
1303 ((rxvt_term *)client_data)->make_current ();
1304 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1305 DT_INT, call_data->position,
1306 DT_INT, call_data->direction,
1307 DT_INT, call_data->style,
1308 DT_END));
1309}
1310#endif
1311
1312#endif
1166 1313
1167/* 1314/*
1168 * Try to open a XIM with the current modifiers, then see if we can 1315 * Try to open a XIM with the current modifiers, then see if we can
1169 * open a suitable preedit type 1316 * open a suitable preedit type
1170 */ 1317 */
1171/* INTPROTO */
1172Bool 1318bool
1173rxvt_IM_get_IC(pR) 1319rxvt_term::IM_get_IC (const char *modifiers)
1174{ 1320{
1175 int i, j, found; 1321 int i, j, found;
1176 XIM xim; 1322 XIM xim;
1177 XPoint spot; 1323 XPoint spot;
1178 XRectangle rect, status_rect, needed_rect; 1324 XRectangle rect, status_rect, needed_rect;
1179 unsigned long fg, bg; 1325 unsigned long fg, bg;
1180 const char *p; 1326 const char *p;
1181 char **s; 1327 char **s;
1182 XIMStyles *xim_styles; 1328 XIMStyles *xim_styles;
1183 XVaNestedList preedit_attr, status_attr; 1329#ifdef ENABLE_XIM_ONTHESPOT
1184 XIMCallback ximcallback; 1330 XIMCallback xcb[4];
1331#endif
1185 1332
1186 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1333 set_environ (envv);
1187 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1334
1188 if (xim == NULL) 1335 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1189 return False; 1336 return false;
1190 1337
1338 input_method = display->get_xim (locale, modifiers);
1339 if (input_method == NULL)
1340 return false;
1341
1342 xim = input_method->xim;
1343 spot.x = spot.y = -1;
1344
1191 xim_styles = NULL; 1345 xim_styles = NULL;
1192 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1346 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1193 || !xim_styles || !xim_styles->count_styles) { 1347 || !xim_styles || !xim_styles->count_styles)
1194 XCloseIM(xim); 1348 {
1349 im_destroy ();
1195 return False; 1350 return false;
1351 }
1352
1353 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1354
1355 for (int pi = 0; pi < 2; pi++)
1196 } 1356 {
1357 p = pet[pi];
1197 1358
1198 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1359 if (!p)
1199 : "OverTheSpot,OffTheSpot,Root"; 1360 continue;
1361
1200 s = rxvt_splitcommastring(p); 1362 s = rxvt_splitcommastring (p);
1363
1201 for (i = found = 0; !found && s[i]; i++) { 1364 for (i = found = 0; !found && s[i]; i++)
1365 {
1202 if (!STRCMP(s[i], "OverTheSpot")) 1366 if (!strcmp (s[i], "OverTheSpot"))
1203 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1367 input_style = XIMPreeditPosition | XIMStatusNothing;
1204 else if (!STRCMP(s[i], "OffTheSpot")) 1368 else if (!strcmp (s[i], "OffTheSpot"))
1205 R->input_style = (XIMPreeditArea | XIMStatusArea); 1369 input_style = XIMPreeditArea | XIMStatusArea;
1206 else if (!STRCMP(s[i], "Root")) 1370 else if (!strcmp (s[i], "Root"))
1207 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1371 input_style = XIMPreeditNothing | XIMStatusNothing;
1372 else if (!strcmp (s[i], "None"))
1373 input_style = XIMPreeditNone | XIMStatusNone;
1374#ifdef ENABLE_XIM_ONTHESPOT
1375 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1376 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1377#endif
1378 else
1379 input_style = XIMPreeditNothing | XIMStatusNothing;
1208 1380
1209 for (j = 0; j < xim_styles->count_styles; j++) 1381 for (j = 0; j < xim_styles->count_styles; j++)
1210 if (R->input_style == xim_styles->supported_styles[j]) { 1382 if (input_style == xim_styles->supported_styles[j])
1383 {
1384 rxvt_freecommastring (s);
1385
1211 found = 1; 1386 found = 1;
1387 goto foundpet;
1388 }
1389
1390 }
1391
1392 rxvt_freecommastring (s);
1393 }
1394
1395foundpet:
1396
1397 XFree (xim_styles);
1398
1399 if (!found)
1400 {
1401 im_destroy ();
1402 return false;
1403 }
1404
1405 XFontSet fs = 0;
1406 XVaNestedList preedit_attr = 0, status_attr = 0;
1407
1408 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1409 {
1410 // fake us a font-set, please
1411 char **missing_charset_list;
1412 int missing_charset_count;
1413 char *def_string;
1414 char pat[512];
1415
1416 sprintf (pat,
1417 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1418 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1419 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1420 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1421 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1422 "*",
1423 fheight,
1424 fheight + 1, fheight - 1,
1425 fheight - 2, fheight + 2);
1426
1427 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1428 &missing_charset_list, &missing_charset_count, &def_string);
1429
1430 if (missing_charset_list)
1431 XFreeStringList (missing_charset_list);
1432
1433 if (!fs)
1434 {
1435 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1436 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1437 }
1438 }
1439
1440 if (input_style & XIMPreeditPosition)
1441 {
1442 im_set_size (rect);
1443 im_set_position (spot);
1444 im_set_color (fg, bg);
1445
1446 preedit_attr = XVaCreateNestedList (0,
1447 XNForeground, fg,
1448 XNBackground, bg,
1449 XNArea, &rect,
1450 XNSpotLocation, &spot,
1451 XNFontSet, fs,
1452 NULL);
1453 }
1454 else if (input_style & XIMPreeditArea)
1455 {
1456 im_set_color (fg, bg);
1457
1458 /*
1459 * The necessary width of preedit area is unknown
1460 * until create input context.
1461 */
1462 needed_rect.width = 0;
1463 im_set_preedit_area (rect, status_rect, needed_rect);
1464
1465 preedit_attr = XVaCreateNestedList (0,
1466 XNForeground, fg,
1467 XNBackground, bg,
1468 XNArea, &rect,
1469 XNFontSet, fs,
1470 NULL);
1471 status_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1473 XNBackground, bg,
1474 XNArea, &status_rect,
1475 XNFontSet, fs,
1476 NULL);
1477 }
1478#if ENABLE_XIM_ONTHESPOT
1479 else if (input_style & XIMPreeditCallbacks)
1480 {
1481 im_set_position (spot);
1482
1483 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1484 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1485 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1486# if 0
1487 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1488# endif
1489
1490 preedit_attr = XVaCreateNestedList (0,
1491 XNSpotLocation, &spot,
1492 XNPreeditStartCallback, &xcb[0],
1493 XNPreeditDoneCallback , &xcb[1],
1494 XNPreeditDrawCallback , &xcb[2],
1495# if 0
1496 XNPreeditCaretCallback, &xcb[3],
1497# endif
1498 NULL);
1499 }
1500#endif
1501
1502 Input_Context = XCreateIC (xim,
1503 XNInputStyle, input_style,
1504 XNClientWindow, vt,
1505 XNFocusWindow, parent[0],
1506 preedit_attr ? XNPreeditAttributes : NULL,
1507 preedit_attr,
1508 status_attr ? XNStatusAttributes : NULL,
1509 status_attr, NULL);
1510
1511 if (preedit_attr) XFree (preedit_attr);
1512 if (status_attr) XFree (status_attr);
1513 if (fs) XFreeFontSet (xdisp, fs);
1514
1515 if (Input_Context == NULL)
1516 {
1517 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1518 im_destroy ();
1519 return false;
1520 }
1521
1522#if 0
1523 // unfortunately, only the focus window is used by XIM, hard to fix
1524 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1525 vt_select_input ();
1526#endif
1527
1528 if (input_style & XIMPreeditArea)
1529 IMSetStatusPosition ();
1530
1531 return true;
1532}
1533
1534void
1535rxvt_term::im_cb ()
1536{
1537 int i;
1538 const char *p;
1539 char **s;
1540 char buf[IMBUFSIZ];
1541
1542 make_current ();
1543
1544 im_destroy ();
1545
1546 if (Input_Context)
1547 return;
1548
1549#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1550 if (rs[Rs_imLocale])
1551 SET_LOCALE (rs[Rs_imLocale]);
1552#endif
1553
1554 p = rs[Rs_inputMethod];
1555 if (p && *p)
1556 {
1557 bool found = false;
1558
1559 s = rxvt_splitcommastring (p);
1560
1561 for (i = 0; s[i]; i++)
1562 {
1563 if (*s[i])
1564 {
1565 strcpy (buf, "@im=");
1566 strncat (buf, s[i], IMBUFSIZ - 5);
1567 if (IM_get_IC (buf))
1568 {
1569 found = true;
1212 break; 1570 break;
1571 }
1213 } 1572 }
1214 } 1573 }
1215 for (i = 0; s[i]; i++)
1216 free(s[i]);
1217 free(s);
1218 XFree(xim_styles);
1219 1574
1575 rxvt_freecommastring (s);
1576
1220 if (!found) { 1577 if (found)
1221 XCloseIM(xim); 1578 goto done;
1222 return False;
1223 } 1579 }
1224 1580
1225 ximcallback.callback = rxvt_IMDestroyCallback; 1581 /* try with XMODIFIERS env. var. */
1582 if (IM_get_IC (""))
1583 goto done;
1226 1584
1227/* XXX: not sure why we need this (as well as IC one below) */ 1585 /* try with no modifiers base IF the user didn't specify an IM */
1228 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1586 if (IM_get_IC ("@im=none"))
1587 goto done;
1229 1588
1230 preedit_attr = status_attr = NULL; 1589done:
1231 1590#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1232 if (R->input_style & XIMPreeditPosition) { 1591 if (rs[Rs_imLocale])
1233 rxvt_setSize(aR_ & rect); 1592 SET_LOCALE (locale);
1234 rxvt_setPosition(aR_ & spot); 1593#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} 1594}
1284 1595
1285/* EXTPROTO */
1286void 1596void
1287rxvt_IMSetStatusPosition(pR) 1597rxvt_term::IMSetStatusPosition ()
1288{ 1598{
1289 XRectangle preedit_rect, status_rect, *needed_rect; 1599 XRectangle preedit_rect, status_rect, *needed_rect;
1290 XVaNestedList preedit_attr, status_attr; 1600 XVaNestedList preedit_attr, status_attr;
1291 1601
1292 if (R->Input_Context == NULL 1602 if (!Input_Context
1603 || !focus
1293 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1604 || !(input_style & XIMPreeditArea)
1294 || !rxvt_IMisRunning(aR)) 1605 || !IMisRunning ())
1295 return; 1606 return;
1296 1607
1297/* Getting the necessary width of preedit area */ 1608 /* Getting the necessary width of preedit area */
1298 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1609 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1299 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1610 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1300 XFree(status_attr); 1611 XFree (status_attr);
1301 1612
1302 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1613 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1614 XFree (needed_rect);
1303 1615
1304 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1616 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1305 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1617 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1306 1618
1307 XSetICValues(R->Input_Context, 1619 XSetICValues (Input_Context,
1308 XNPreeditAttributes, preedit_attr, 1620 XNPreeditAttributes, preedit_attr,
1309 XNStatusAttributes, status_attr, NULL); 1621 XNStatusAttributes, status_attr, NULL);
1310 1622
1311 XFree(preedit_attr); 1623 XFree (preedit_attr);
1312 XFree(status_attr); 1624 XFree (status_attr);
1313} 1625}
1314#endif /* USE_XIM */ 1626#endif /* USE_XIM */
1315 1627
1316/*----------------------------------------------------------------------*/
1317rxvt_t rxvt_current_term;
1318
1319/*----------------------- end-of-file (C source) -----------------------*/ 1628/*----------------------- end-of-file (C source) -----------------------*/

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