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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.21 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.216 by root, Wed Feb 1 21:15:33 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.21 2004/01/29 23:26:01 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
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
49static char curlocale[128]; 56static char curlocale[128], savelocale[128];
50 57
51void 58bool
52rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
53{ 60{
54 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
55 { 62 return false;
63
56 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
58 } 66 return true;
59} 67}
60 68
61void * 69void
62rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
63{ 71{
64 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
65 75
66 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
67 return p; 141 return len;
68}
69 142
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 143}
144#endif
75 145
76rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
77: destroy_ev (this, &rxvt_term::destroy_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
78#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
80#endif 156#endif
81#ifdef TEXT_BLINK 157#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_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),
83#endif 168#endif
84#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
86#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),
87 x_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
180 child_ev (this, &rxvt_term::child_cb),
88 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
183 destroy_ev (this, &rxvt_term::destroy_cb),
184 pty_ev (this, &rxvt_term::pty_cb),
89 incr_ev (this, &rxvt_term::incr_cb), 185 incr_ev (this, &rxvt_term::incr_cb)
90 pty_ev (this, &rxvt_term::pty_cb)
91{ 186{
92 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;
93} 204}
94 205
95rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
96{ 207{
208 termlist.erase (find (termlist.begin (), termlist.end(), this));
209
210 emergency_cleanup ();
211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
216#endif
217 delete fontset[0];
218
219 if (display)
220 {
221 selection_clear ();
222
223#ifdef USE_XIM
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 for (int i = 0; i < TOTAL_COLORS; i++)
258 if (ISSET_PIXCOLOR (i))
259 {
260 pix_colors_focused [i].free (this);
261#if OFF_FOCUS_FADING
262 pix_colors_unfocused [i].free (this);
263#endif
264 }
265
266 clear ();
267 }
268
269 delete pix_colors_focused;
270#if OFF_FOCUS_FADING
271 delete pix_colors_unfocused;
272#endif
273
274 displays.put (display);
275
97 scr_release (); 276 scr_release ();
98 277
278 /* clear all resources */
279 for (int i = 0; i < allocated.size (); i++)
280 free (allocated [i]);
281
282 free (selection.text);
283 // TODO: manage env vars in child only(!)
284 free (env_display);
285 free (env_term);
99 free (locale); 286 free (locale);
100 free (codeset); 287 free (v_buffer);
288 free (incr_buf);
101 289
102#ifndef NO_SETOWNER_TTYDEV 290 delete envv;
103 rxvt_privileged_ttydev (this, RESTORE); 291 delete argv;
104#endif
105#ifdef UTMP_SUPPORT
106 rxvt_privileged_utmp (this, RESTORE);
107#endif
108#ifdef USE_XIM
109 if (Input_Context != NULL)
110 {
111 XDestroyIC (Input_Context);
112 Input_Context = NULL;
113 }
114#endif
115 292
116 if (cmd_fd >= 0) 293#ifdef KEYSYM_RESOURCE
117 close (cmd_fd); 294 delete keyboard;
295#endif
296}
118 297
119 if (Xfd >= 0) 298// child has exited, usually destroys
120 XCloseDisplay (Xdisplay); 299void
300rxvt_term::child_cb (child_watcher &w, int status)
301{
302 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
121 303
122 delete PixColors; 304 cmd_pid = 0;
305
306 if (!OPTION (Opt_hold))
307 destroy ();
123} 308}
124 309
125void 310void
126rxvt_term::destroy () 311rxvt_term::destroy ()
127{ 312{
313 if (destroy_ev.active)
314 return;
315
316 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
317
318#if ENABLE_OVERLAY
319 scr_overlay_off ();
320#endif
321
322 if (display)
323 {
324#if USE_XIM
325 im_ev.stop (display);
326#endif
327#if HAVE_SCROLLBARS
328 scrollbar_ev.stop (display);
329#endif
330#if TRANSPARENT
331 rootwin_ev.stop (display);
332#endif
333 incr_ev.stop ();
334 termwin_ev.stop (display);
335 vt_ev.stop (display);
336 }
337
128 check_ev.stop (); 338 check_ev.stop ();
129 pty_ev.stop (); 339 pty_ev.stop ();
130 x_ev.stop ();
131#ifdef CURSOR_BLINK 340#ifdef CURSOR_BLINK
132 cursor_blink_ev.stop (); 341 cursor_blink_ev.stop ();
133#endif 342#endif
134#ifdef TEXT_BLINK 343#ifdef TEXT_BLINK
135 text_blink_ev.stop (); 344 text_blink_ev.stop ();
136#endif 345#endif
346#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
347 cont_scroll_ev.stop ();
348#endif
349#ifdef SELECTION_SCROLLING
350 sel_scroll_ev.stop ();
351#endif
137#ifdef POINTER_BLANK 352#ifdef POINTER_BLANK
138 pointer_ev.stop (); 353 pointer_ev.stop ();
139#endif 354#endif
140 355
141 destroy_ev.start (0); 356 destroy_ev.start (0);
142} 357}
143 358
144void 359void
145rxvt_term::destroy_cb (time_watcher &w) 360rxvt_term::destroy_cb (time_watcher &w)
146{ 361{
147 SET_R (this); 362 make_current ();
148 363
149 delete this; 364 delete this;
150}
151
152/*----------------------------------------------------------------------*/
153/* rxvt_init() */
154/* LIBPROTO */
155rxvt_t
156rxvt_init (int argc, const char *const *argv)
157{
158 SET_R (new rxvt_term);
159 dR;
160
161 if (!R->init_vars () || !R->init (argc, argv))
162 {
163 delete R;
164 return NULL;
165 }
166
167 return R;
168}
169
170/* EXTPROTO */
171void
172rxvt_init_signals ()
173{
174/* install exit handler for cleanup */
175#if 0
176#ifdef HAVE_ATEXIT
177 atexit(rxvt_clean_exit);
178#else
179#endif
180#endif
181
182 struct sigaction sa;
183
184 sigfillset (&sa.sa_mask);
185 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
186 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
187 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
189 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
190 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
191 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
192
193/* need to trap SIGURG for SVR4 (Unixware) rlogin */
194/* signal (SIGURG, SIG_DFL); */
195
196 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
197 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
198}
199
200bool
201rxvt_term::init (int argc, const char *const *argv)
202{
203 /*
204 * Save and then give up any super-user privileges
205 * If we need privileges in any area then we must specifically request it.
206 * We should only need to be root in these cases:
207 * 1. write utmp entries on some systems
208 * 2. chown tty on some systems
209 */
210 rxvt_privileges (this, SAVE);
211 rxvt_privileges (this, IGNORE);
212
213 init_secondary ();
214
215 const char **cmd_argv = init_resources (argc, argv);
216
217 set_locale ("");
218
219#if (MENUBAR_MAX)
220 rxvt_menubar_read (this, rs[Rs_menu]);
221#endif
222#ifdef HAVE_SCROLLBARS
223 if (Options & Opt_scrollBar)
224 scrollBar.setIdle (); /* set existence for size calculations */
225#endif
226
227 create_windows (argc, argv);
228
229 init_xlocale ();
230
231 scr_reset (); /* initialize screen */
232#ifdef RXVT_GRAPHICS
233 rxvt_Gr_reset (this); /* reset graphics */
234#endif
235
236#if 0
237#ifdef DEBUG_X
238 XSynchronize(Xdisplay, True);
239#endif
240#endif
241
242#ifdef HAVE_SCROLLBARS
243 if (Options & Opt_scrollBar)
244 resize_scrollbar (); /* create and map scrollbar */
245#endif
246#if (MENUBAR_MAX)
247 if (menubar_visible(r))
248 XMapWindow (Xdisplay, menuBar.win);
249#endif
250#ifdef TRANSPARENT
251 if (Options & Opt_transparent)
252 {
253 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
254 rxvt_check_our_parents (this);
255 }
256#endif
257 XMapWindow (Xdisplay, TermWin.vt);
258 XMapWindow (Xdisplay, TermWin.parent[0]);
259
260 init_env ();
261 init_command (cmd_argv);
262
263 x_ev.start (Xfd, EVENT_READ);
264 pty_ev.start (cmd_fd, EVENT_READ);
265
266 check_ev.start ();
267
268 process_x_events ();
269
270 return true;
271}
272
273/* ------------------------------------------------------------------------- *
274 * SIGNAL HANDLING & EXIT HANDLER *
275 * ------------------------------------------------------------------------- */
276/*
277 * Catch a SIGCHLD signal and exit if the direct child has died
278 */
279/* ARGSUSED */
280/* EXTPROTO */
281RETSIGTYPE
282rxvt_Child_signal(int sig __attribute__ ((unused)))
283{
284 int pid, save_errno = errno;
285 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
286 ;
287 errno = save_errno;
288
289#if 0
290 if (pid == R->cmd_pid)
291 exit (EXIT_SUCCESS);
292#endif
293}
294
295/*
296 * Catch a fatal signal and tidy up before quitting
297 */
298/* EXTPROTO */
299RETSIGTYPE
300rxvt_Exit_signal(int sig)
301{
302 signal(sig, SIG_DFL);
303#ifdef DEBUG_CMD
304 rxvt_print_error("signal %d", sig);
305#endif
306 rxvt_clean_exit();
307 kill(getpid(), sig);
308}
309
310/* ARGSUSED */
311/* INTPROTO */
312int
313rxvt_xerror_handler(const Display * display
314 __attribute__ ((unused)), const XErrorEvent * event)
315{
316 dR;
317
318 if (R->allowedxerror == -1)
319 R->allowedxerror = event->error_code;
320 else
321 {
322 rxvt_print_error("XError: Request: %d . %d, Error: %d",
323 event->request_code, event->minor_code,
324 event->error_code);
325
326 R->destroy ();
327 }
328
329 return 0;
330} 365}
331 366
332/*----------------------------------------------------------------------*/ 367/*----------------------------------------------------------------------*/
333/* 368/*
334 * Exit gracefully, clearing the utmp entry and restoring tty attributes 369 * Exit gracefully, clearing the utmp entry and restoring tty attributes
335 * TODO: if debugging, this should free up any known resources if we can 370 * TODO: if debugging, this should free up any known resources if we can
336 */ 371 */
337/* EXTPROTO */ 372static XErrorHandler old_xerror_handler;
373
374static void
375rxvt_emergency_cleanup ()
376{
377 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378 (*t)->emergency_cleanup ();
379}
380
381#if !ENABLE_MINIMAL
382static void
383print_x_error (Display *dpy, XErrorEvent *event)
384{
385 char buffer[BUFSIZ];
386 char mesg[BUFSIZ];
387 char number[32];
388 char *mtype = "XlibMessage";
389 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
390 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
391 rxvt_warn ("An X Error occured, trying to continue after report.\n");
392 rxvt_warn ("%s: %s\n", mesg, buffer);
393 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
394 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
395 sprintf(number, "%d", event->request_code);
396 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
397 rxvt_warn ("(which is %s)\n", buffer);
398 if (event->request_code >= 128) {
399 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
400 mesg, BUFSIZ);
401 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
402 }
403 if ((event->error_code == BadWindow) ||
404 (event->error_code == BadPixmap) ||
405 (event->error_code == BadCursor) ||
406 (event->error_code == BadFont) ||
407 (event->error_code == BadDrawable) ||
408 (event->error_code == BadColor) ||
409 (event->error_code == BadGC) ||
410 (event->error_code == BadIDChoice) ||
411 (event->error_code == BadValue) ||
412 (event->error_code == BadAtom)) {
413 if (event->error_code == BadValue)
414 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
415 mesg, BUFSIZ);
416 else if (event->error_code == BadAtom)
417 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
418 mesg, BUFSIZ);
419 else
420 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
421 mesg, BUFSIZ);
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
423 }
424 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
425 mesg, BUFSIZ);
426 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
427}
428#endif
429
430int
431rxvt_xerror_handler (Display *display, XErrorEvent *event)
432{
433 if (GET_R->allowedxerror == -1)
434 GET_R->allowedxerror = event->error_code;
435 else
436 {
437 // GET_R is most likely not the terminal which caused the error,
438 // so just output the error and continue
439#if ENABLE_MINIMAL
440 old_xerror_handler (display, event);
441#else
442 print_x_error (display, event);
443#endif
444 }
445
446 return 0;
447}
448
449int
450rxvt_xioerror_handler (Display *display)
451{
452 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
453 DisplayString (display));
454 rxvt_emergency_cleanup ();
455 _exit (EXIT_FAILURE);
456}
457
458/*----------------------------------------------------------------------*/
459bool
460rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
461{
462 this->envv = envv;
463
464 SET_R (this);
465 set_locale ("");
466 set_environ (envv); // few things in X do not call setlocale :(
467
468 if (!init_vars ())
469 return false;
470
471 init_secondary ();
472
473 const char **cmd_argv = init_resources (argc, argv);
474
475#ifdef KEYSYM_RESOURCE
476 keyboard->register_done ();
477#endif
478
479#ifdef HAVE_SCROLLBARS
480 if (OPTION (Opt_scrollBar))
481 scrollBar.setIdle (); /* set existence for size calculations */
482#endif
483
484 pty = ptytty::create ();
485
486 create_windows (argc, argv);
487
488 init_xlocale ();
489
490 scr_reset (); // initialize screen
491
492#if 0
493 XSynchronize (xdisp, True);
494#endif
495
496#ifdef HAVE_SCROLLBARS
497 if (OPTION (Opt_scrollBar))
498 resize_scrollbar (); /* create and map scrollbar */
499#endif
500#ifdef TRANSPARENT
501 if (OPTION (Opt_transparent))
502 {
503 XSelectInput (xdisp, display->root, PropertyChangeMask);
504 check_our_parents ();
505 rootwin_ev.start (display, display->root);
506 }
507#endif
508
509 set_colorfgbg ();
510
511 init_command (cmd_argv);
512
513 free (cmd_argv);
514
515 if (pty->pty >= 0)
516 pty_ev.start (pty->pty, EVENT_READ);
517
518 check_ev.start ();
519
520 HOOK_INVOKE ((this, HOOK_START, DT_END));
521
522#if ENABLE_XEMBED
523 if (rs[Rs_embed])
524 {
525 long info[2] = { 0, XEMBED_MAPPED };
526
527 XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
528 32, PropModeReplace, (unsigned char *)&info, 2);
529 }
530#endif
531
532 XMapWindow (xdisp, vt);
533 XMapWindow (xdisp, parent[0]);
534
535 return true;
536}
537
538static struct sig_handlers
539{
540 sig_watcher sw_term, sw_int;
541
542 /*
543 * Catch a fatal signal and tidy up before quitting
544 */
338void 545 void
339rxvt_clean_exit () 546 sig_term (sig_watcher &w)
340{ 547 {
341 dR; 548 rxvt_emergency_cleanup ();
549 signal (w.signum, SIG_DFL);
550 kill (getpid (), w.signum);
551 }
342 552
343 R->destroy (); 553 sig_handlers ()
554 : sw_term (this, &sig_handlers::sig_term),
555 sw_int (this, &sig_handlers::sig_term)
556 {
557 }
558} sig_handlers;
559
560char **rxvt_environ; // startup environment
561
562void
563rxvt_init ()
564{
565 ptytty::init ();
566
567 rxvt_environ = environ;
568
569 signal (SIGHUP, SIG_IGN);
570 signal (SIGPIPE, SIG_IGN);
571
572 sig_handlers.sw_term.start (SIGTERM);
573 sig_handlers.sw_int.start (SIGINT);
574
575 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
576 /* signal (SIGURG, SIG_DFL); */
577
578 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
579 // TODO: handle this with exceptions and tolerate the memory loss
580 XSetIOErrorHandler (rxvt_xioerror_handler);
581
582 XrmInitialize ();
344} 583}
345 584
346/* ------------------------------------------------------------------------- * 585/* ------------------------------------------------------------------------- *
347 * MEMORY ALLOCATION WRAPPERS * 586 * MEMORY ALLOCATION WRAPPERS *
348 * ------------------------------------------------------------------------- */ 587 * ------------------------------------------------------------------------- */
349/* EXTPROTO */ 588void *
350void *
351rxvt_malloc(size_t size) 589rxvt_malloc (size_t size)
352{ 590{
353 void *p;
354
355 p = malloc(size); 591 void *p = malloc (size);
592
356 if (p) 593 if (!p)
594 rxvt_fatal ("memory allocation failure. aborting.\n");
595
357 return p; 596 return p;
358
359 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
360 rxvt_clean_exit();
361 exit(EXIT_FAILURE);
362/* NOTREACHED */
363} 597}
364 598
365/* EXTPROTO */ 599void *
366void *
367rxvt_calloc(size_t number, size_t size) 600rxvt_calloc (size_t number, size_t size)
368{ 601{
369 void *p;
370
371 p = calloc(number, size); 602 void *p = calloc (number, size);
603
372 if (p) 604 if (!p)
605 rxvt_fatal ("memory allocation failure. aborting.\n");
606
373 return p; 607 return p;
374
375 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
376 rxvt_clean_exit();
377 exit(EXIT_FAILURE);
378/* NOTREACHED */
379} 608}
380 609
381/* EXTPROTO */ 610void *
382void *
383rxvt_realloc(void *ptr, size_t size) 611rxvt_realloc (void *ptr, size_t size)
384{ 612{
385 void *p;
386
387 if (ptr)
388 p = realloc(ptr, size); 613 void *p = realloc (ptr, size);
389 else 614
390 p = malloc(size);
391 if (p) 615 if (!p)
616 rxvt_fatal ("memory allocation failure. aborting.\n");
617
392 return p; 618 return p;
393
394 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
395 rxvt_clean_exit();
396 exit(EXIT_FAILURE);
397/* NOTREACHED */
398} 619}
399
400/* ------------------------------------------------------------------------- *
401 * PRIVILEGED OPERATIONS *
402 * ------------------------------------------------------------------------- */
403/* take care of suid/sgid super-user (root) privileges */
404/* INTPROTO */
405void
406rxvt_privileges(pR_ int mode)
407{
408#if ! defined(__CYGWIN32__)
409# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
410/* setreuid() is the poor man's setuid(), seteuid() */
411# define seteuid(a) setreuid(-1, (a))
412# define setegid(a) setregid(-1, (a))
413# define HAVE_SETEUID
414# endif
415# ifdef HAVE_SETEUID
416 switch (mode) {
417 case IGNORE:
418 /*
419 * change effective uid/gid - not real uid/gid - so we can switch
420 * back to root later, as required
421 */
422 seteuid(getuid());
423 setegid(getgid());
424 break;
425 case SAVE:
426 R->euid = geteuid();
427 R->egid = getegid();
428 break;
429 case RESTORE:
430 seteuid(R->euid);
431 setegid(R->egid);
432 break;
433 }
434# else
435 switch (mode) {
436 case IGNORE:
437 setuid(getuid());
438 setgid(getgid());
439 /* FALLTHROUGH */
440 case SAVE:
441 /* FALLTHROUGH */
442 case RESTORE:
443 break;
444 }
445# endif
446#endif
447}
448
449#ifdef UTMP_SUPPORT
450/* EXTPROTO */
451void
452rxvt_privileged_utmp(pR_ char action)
453{
454 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
455 action, R->next_utmp_action, getpid()));
456 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
457 || (R->Options & Opt_utmpInhibit)
458 || R->ttydev == NULL || *R->ttydev == '\0')
459 return;
460
461 rxvt_privileges(aR_ RESTORE);
462 if (action == SAVE) {
463 R->next_utmp_action = RESTORE;
464 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
465 } else { /* action == RESTORE */
466 R->next_utmp_action = IGNORE;
467 rxvt_cleanutent(aR);
468 }
469 rxvt_privileges(aR_ IGNORE);
470}
471#endif
472
473#ifndef NO_SETOWNER_TTYDEV
474/* EXTPROTO */
475void
476rxvt_privileged_ttydev(pR_ char action)
477{
478 D_MAIN((stderr,
479 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
480 action, R->next_tty_action, getpid()));
481 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
482 || R->ttydev == NULL || *R->ttydev == '\0')
483 return;
484
485 rxvt_privileges(aR_ RESTORE);
486
487 if (action == SAVE) {
488 R->next_tty_action = RESTORE;
489# ifndef RESET_TTY_TO_COMMON_DEFAULTS
490/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
491 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
492 R->next_tty_action = IGNORE;
493 else
494# endif
495 {
496 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
497 chmod(R->ttydev, R->ttymode);
498# ifdef HAVE_REVOKE
499 revoke(R->ttydev);
500# endif
501 }
502 } else { /* action == RESTORE */
503 R->next_tty_action = IGNORE;
504# ifndef RESET_TTY_TO_COMMON_DEFAULTS
505 chmod(R->ttydev, R->ttyfd_stat.st_mode);
506 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
507# else
508 chmod(R->ttydev,
509 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
510 chown(R->ttydev, 0, 0);
511# endif
512 }
513
514 rxvt_privileges(aR_ IGNORE);
515
516# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
518 action == RESTORE ? "Restoring" : (action ==
519 SAVE ? "Saving" :
520 "UNKNOWN ERROR for"), R->ttydev,
521 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
522 R->ttyfd_stat.st_gid));
523# endif
524}
525#endif
526 620
527/*----------------------------------------------------------------------*/ 621/*----------------------------------------------------------------------*/
528/* 622/*
529 * window size/position calculcations for XSizeHint and other storage. 623 * window size/position calculcations for XSizeHint and other storage.
530 * if width/height are non-zero then override calculated width/height 624 * if width/height are non-zero then override calculated width/height
531 */ 625 */
532void 626void
533rxvt_term::window_calc (unsigned int width, unsigned int height) 627rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
534{ 628{
535 short recalc_x, recalc_y; 629 short recalc_x, recalc_y;
536 int x, y, sb_w, mb_h, flags; 630 int x, y, sb_w, flags;
537 unsigned int w, h; 631 unsigned int w, h;
538 unsigned int max_width, max_height; 632 unsigned int max_width, max_height;
539 633
540 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
541 TermWin.ncol, TermWin.nrow, szHint.width,
542 szHint.height));
543 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 634 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
544 szHint.win_gravity = NorthWestGravity; 635 szHint.win_gravity = NorthWestGravity;
545/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 636 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
546 637
547 recalc_x = recalc_y = 0; 638 recalc_x = recalc_y = 0;
548 flags = 0; 639 flags = 0;
640
549 if (!parsed_geometry) { 641 if (!parsed_geometry)
642 {
550 parsed_geometry = 1; 643 parsed_geometry = 1;
644
551 if (rs[Rs_geometry]) 645 if (rs[Rs_geometry])
552 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 646 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
647
553 if (flags & WidthValue) { 648 if (flags & WidthValue)
554 TermWin.ncol = BOUND_POSITIVE_INT16(w); 649 {
650 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
555 szHint.flags |= USSize; 651 szHint.flags |= USSize;
556 } 652 }
653
557 if (flags & HeightValue) { 654 if (flags & HeightValue)
558 TermWin.nrow = BOUND_POSITIVE_INT16(h); 655 {
656 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
559 szHint.flags |= USSize; 657 szHint.flags |= USSize;
560 } 658 }
659
561 if (flags & XValue) { 660 if (flags & XValue)
661 {
562 szHint.x = x; 662 szHint.x = x;
563 szHint.flags |= USPosition; 663 szHint.flags |= USPosition;
664
564 if (flags & XNegative) { 665 if (flags & XNegative)
666 {
565 recalc_x = 1; 667 recalc_x = 1;
566 szHint.win_gravity = NorthEastGravity; 668 szHint.win_gravity = NorthEastGravity;
567 } 669 }
568 } 670 }
671
569 if (flags & YValue) { 672 if (flags & YValue)
673 {
570 szHint.y = y; 674 szHint.y = y;
571 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
572 if (flags & YNegative) { 677 if (flags & YNegative)
678 {
573 recalc_y = 1; 679 recalc_y = 1;
680
574 if (szHint.win_gravity == NorthEastGravity) 681 if (szHint.win_gravity == NorthEastGravity)
575 szHint.win_gravity = SouthEastGravity; 682 szHint.win_gravity = SouthEastGravity;
576 else 683 else
577 szHint.win_gravity = SouthWestGravity; 684 szHint.win_gravity = SouthWestGravity;
578 } 685 }
579 } 686 }
580 } 687 }
688
581/* TODO: BOUNDS */ 689 /* TODO: BOUNDS */
582 TermWin.width = TermWin.ncol * TermWin.fwidth; 690 width = ncol * fwidth;
583 TermWin.height = TermWin.nrow * TermWin.fheight; 691 height = nrow * fheight;
584 max_width = MAX_COLS * TermWin.fwidth; 692 max_width = MAX_COLS * fwidth;
585 max_height = MAX_ROWS * TermWin.fheight; 693 max_height = MAX_ROWS * fheight;
586 694
587 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 695 szHint.base_width = szHint.base_height = 2 * int_bwidth;
588 696
589 sb_w = mb_h = 0; 697 sb_w = 0;
590 window_vt_x = window_vt_y = 0; 698 window_vt_x = window_vt_y = int_bwidth;
591 if (scrollbar_visible (this)) { 699
700 if (scrollBar.state)
701 {
592 sb_w = scrollbar_TotalWidth(); 702 sb_w = scrollbar_TotalWidth ();
593 szHint.base_width += sb_w; 703 szHint.base_width += sb_w;
704
594 if (!(Options & Opt_scrollBar_right)) 705 if (!OPTION (Opt_scrollBar_right))
595 window_vt_x = sb_w; 706 window_vt_x += sb_w;
596 } 707 }
597 if (menubar_visible (this)) { 708
598 mb_h = menuBar_TotalHeight();
599 szHint.base_height += mb_h;
600 window_vt_y = mb_h;
601 }
602 szHint.width_inc = TermWin.fwidth; 709 szHint.width_inc = fwidth;
603 szHint.height_inc = TermWin.fheight; 710 szHint.height_inc = fheight;
604 szHint.min_width = szHint.base_width + szHint.width_inc; 711 szHint.min_width = szHint.base_width + szHint.width_inc;
605 szHint.min_height = szHint.base_height + szHint.height_inc; 712 szHint.min_height = szHint.base_height + szHint.height_inc;
606 713
607 if (width && width - szHint.base_width < max_width) { 714 if (newwidth && newwidth - szHint.base_width < max_width)
715 {
608 szHint.width = width; 716 szHint.width = newwidth;
609 TermWin.width = width - szHint.base_width; 717 width = newwidth - szHint.base_width;
610 } else { 718 }
611 MIN_IT(TermWin.width, max_width); 719 else
720 {
721 min_it (width, max_width);
612 szHint.width = szHint.base_width + TermWin.width; 722 szHint.width = szHint.base_width + width;
613 } 723 }
724
614 if (height && height - szHint.base_height < max_height) { 725 if (newheight && newheight - szHint.base_height < max_height)
726 {
615 szHint.height = height; 727 szHint.height = newheight;
616 TermWin.height = height - szHint.base_height; 728 height = newheight - szHint.base_height;
617 } else { 729 }
730 else
731 {
618 MIN_IT(TermWin.height, max_height); 732 min_it (height, max_height);
619 szHint.height = szHint.base_height + TermWin.height; 733 szHint.height = szHint.base_height + height;
620 } 734 }
621 if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) 735
736 if (scrollBar.state && OPTION (Opt_scrollBar_right))
622 window_sb_x = szHint.width - sb_w; 737 window_sb_x = szHint.width - sb_w;
623 738
624 if (recalc_x) 739 if (recalc_x)
625 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 740 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
626 - szHint.width - 2 * TermWin.ext_bwidth); 741
627 if (recalc_y) 742 if (recalc_y)
628 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 743 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
629 - szHint.height - 2 * TermWin.ext_bwidth);
630 744
631 TermWin.ncol = TermWin.width / TermWin.fwidth; 745 ncol = width / fwidth;
632 TermWin.nrow = TermWin.height / TermWin.fheight; 746 nrow = height / fheight;
633 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
634 TermWin.ncol, TermWin.nrow, szHint.width,
635 szHint.height));
636 return;
637} 747}
638 748
639/*----------------------------------------------------------------------*/ 749/*----------------------------------------------------------------------*/
640/* 750/*
641 * Tell the teletype handler what size the window is. 751 * Tell the teletype handler what size the window is.
642 * Called after a window size change. 752 * Called after a window size change.
643 */ 753 */
644void 754void
645rxvt_term::tt_winch () 755rxvt_term::tt_winch ()
646{ 756{
757 if (pty->pty < 0)
758 return;
759
647 struct winsize ws; 760 struct winsize ws;
648 761
649 if (cmd_fd < 0)
650 return;
651
652 ws.ws_col = TermWin.ncol; 762 ws.ws_col = ncol;
653 ws.ws_row = TermWin.nrow; 763 ws.ws_row = nrow;
654 ws.ws_xpixel = ws.ws_ypixel = 0; 764 ws.ws_xpixel = width;
655#ifndef DEBUG_SIZE 765 ws.ws_ypixel = height;
656 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 766 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
657#else 767
658 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 768#if 0
659 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 769 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
660# ifdef SIGWINCH
661 else if (cmd_pid) /* force through to the command */ 770 if (cmd_pid) /* force through to the command */
662 kill (cmd_pid, SIGWINCH); 771 kill (-cmd_pid, SIGWINCH);
663# endif
664#endif 772#endif
665} 773}
666 774
667/*----------------------------------------------------------------------*/ 775/*----------------------------------------------------------------------*/
668/* rxvt_change_font() - Switch to a new font */ 776/* set_fonts () - load and set the various fonts
669/* 777 *
670 * init = 1 - initialize 778 * init = 1 - initialize
671 * 779 *
672 * fontname == FONT_UP - switch to bigger font 780 * fontname == FONT_UP - switch to bigger font
673 * fontname == FONT_DN - switch to smaller font 781 * fontname == FONT_DN - switch to smaller font
674 */ 782 */
675/* EXTPROTO */ 783bool
676void 784rxvt_term::set_fonts ()
677rxvt_change_font(pR_ int init, const char *fontname)
678{ 785{
679} 786 rxvt_fontset *fs = new rxvt_fontset (this);
787 rxvt_fontprop prop;
680 788
681/* INTPROTO */ 789 if (!fs
682void 790 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683rxvt_font_up_down(pR_ int n, int direction) 791 || !fs->realize_font (1))
792 {
793 delete fs;
794 return false;
795 }
796
797#if ENABLE_STYLES
798 for (int i = RS_styleCount; --i; )
799 if (fontset[i] != fontset[0])
800 delete fontset[i];
801#endif
802
803 delete fontset[0];
804 fontset[0] = fs;
805
806 prop = (*fs)[1]->properties ();
807 prop.height += lineSpace;
808 fs->set_prop (prop);
809
810 fwidth = prop.width;
811 fheight = prop.height;
812 fbase = prop.ascent;
813
814 for (int style = 1; style < 4; style++)
815 {
816#if ENABLE_STYLES
817 const char *res = rs[Rs_font + style];
818
819 if (res && !*res)
820 fontset[style] = fontset[0];
821 else
822 {
823 fontset[style] = fs = new rxvt_fontset (this);
824 rxvt_fontprop prop2 = prop;
825
826 if (res)
827 prop2.weight = prop2.slant = rxvt_fontprop::unset;
828 else
829 {
830 res = fontset[0]->fontdesc;
831
832 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
833 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
834 }
835
836 fs->populate (res);
837 fs->set_prop (prop2);
838 }
839#else
840 fontset[style] = fontset[0];
841#endif
842 }
843
844 if (parent[0])
845 {
846 resize_all_windows (0, 0, 0);
847 scr_remap_chars ();
848 scr_touch (true);
849 }
850
851 return true;
852}
853
854void rxvt_term::set_string_property (Atom prop, const char *str, int len)
684{ 855{
856 XChangeProperty (xdisp, parent[0],
857 prop, XA_STRING, 8, PropModeReplace,
858 (const unsigned char *)str, len >= 0 ? len : strlen (str));
859}
860
861void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
862{
863 wchar_t *ws = rxvt_mbstowcs (str, len);
864 char *s = rxvt_wcstoutf8 (ws);
865
866 XChangeProperty (xdisp, parent[0],
867 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
868 (const unsigned char *)s, strlen (s));
869
870 free (s);
871 free (ws);
685} 872}
686 873
687/*----------------------------------------------------------------------*/ 874/*----------------------------------------------------------------------*/
688/*----------------------------------------------------------------------*/ 875/*----------------------------------------------------------------------*/
689/* xterm sequences - title, iconName, color (exptl) */ 876/* xterm sequences - title, iconName, color (exptl) */
690/* EXTPROTO */
691void 877void
692rxvt_set_title(pR_ const char *str) 878rxvt_term::set_title (const char *str)
693{ 879{
694#ifndef SMART_WINDOW_TITLE 880 set_string_property (XA_WM_NAME, str);
695 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 881#if ENABLE_EWMH
882 set_utf8_property (xa[XA_NET_WM_NAME], str);
883#endif
884}
885
886void
887rxvt_term::set_icon_name (const char *str)
888{
889 set_string_property (XA_WM_ICON_NAME, str);
890#if ENABLE_EWMH
891 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
892#endif
893}
894
895#ifdef XTERM_COLOR_CHANGE
896void
897rxvt_term::set_window_color (int idx, const char *color)
898{
899 rxvt_color xcol;
900 int i;
901
902 if (color == NULL || *color == '\0')
903 return;
904
905 color = strdup (color);
906 allocated.push_back ((void *)color);
907 rs[Rs_color + idx] = color;
908
909 /* handle color aliases */
910 if (isdigit (*color))
911 {
912 i = atoi (color);
913
914 if (i >= 8 && i <= 15)
915 { /* bright colors */
916 i -= 8;
917 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
918 goto done;
919 }
920
921 if (i >= 0 && i <= 7)
922 { /* normal colors */
923 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
924 goto done;
925 }
926 }
927
928 set_color (xcol, color);
929
930 /*
931 * FIXME: should free colors here, but no idea how to do it so instead,
932 * so just keep gobbling up the colormap
933 */
934
935 pix_colors_focused[idx] = xcol;
936
937 /* XSetWindowAttributes attr; */
938 /* Cursor cursor; */
939done:
940
941#if OFF_FOCUS_FADING
942 if (rs[Rs_fade])
943 {
944 rgba c;
945 pix_colors [Color_fade].get (c);
946 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
947 }
948#endif
949
950 /*TODO: handle Color_BD, scrollbar background, etc. */
951
952 recolour_cursor ();
953 scr_recolour ();
954}
955
696#else 956#else
697 char *name;
698
699 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
700 name = NULL;
701 if (name == NULL || STRCMP(name, str))
702 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
703 if (name)
704 XFree(name);
705#endif
706}
707
708/* EXTPROTO */
709void
710rxvt_set_iconName(pR_ const char *str)
711{
712#ifndef SMART_WINDOW_TITLE
713 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
714#else
715 char *name;
716
717 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
718 name = NULL;
719 if (name == NULL || STRCMP(name, str))
720 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
721 if (name)
722 XFree(name);
723#endif
724}
725
726#ifdef XTERM_COLOR_CHANGE
727/* EXTPROTO */
728void
729rxvt_set_window_color(pR_ int idx, const char *color)
730{
731 rxvt_color xcol;
732 int i;
733
734 if (color == NULL || *color == '\0')
735 return;
736
737/* handle color aliases */
738 if (isdigit(*color)) {
739 i = atoi(color);
740 if (i >= 8 && i <= 15) { /* bright colors */
741 i -= 8;
742# ifndef NO_BRIGHTCOLOR
743 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
744 SET_PIXCOLOR(R, idx);
745 goto Done;
746# endif
747 }
748 if (i >= 0 && i <= 7) { /* normal colors */
749 R->PixColors[idx] = R->PixColors[minCOLOR + i];
750 SET_PIXCOLOR(R, idx);
751 goto Done;
752 }
753 }
754 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
755 return;
756/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
757
758/*
759 * FIXME: should free colors here, but no idea how to do it so instead,
760 * so just keep gobbling up the colormap
761 */
762# if 0
763 for (i = Color_Black; i <= Color_White; i++)
764 if (R->PixColors[idx] == R->PixColors[i])
765 break;
766 if (i > Color_White) {
767 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
768 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
769 DisplayPlanes(R->Xdisplay, Xscreen));
770 }
771# endif
772
773 R->PixColors[idx] = xcol;
774 SET_PIXCOLOR(R, idx);
775
776/* XSetWindowAttributes attr; */
777/* Cursor cursor; */
778 Done:
779 if (idx == Color_bg && !(R->Options & Opt_transparent))
780 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
781 R->PixColors[Color_bg]);
782
783/* handle Color_BD, scrollbar background, etc. */
784
785 rxvt_set_colorfgbg (aR);
786 R->recolour_cursor ();
787/* the only reasonable way to enforce a clean update */
788 rxvt_scr_poweron (aR);
789}
790
791#else
792# define rxvt_set_window_color(aR_ idx,color) ((void)0) 957# define set_window_color (idx,color) ((void)0)
793#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
794 959
795void 960void
796rxvt_term::recolour_cursor () 961rxvt_term::recolour_cursor ()
797{ 962{
798#if TODO 963 XColor fg, bg;
799 rxvt_color xcol[2];
800 964
801 xcol[0] = PixColors[Color_pointer]; 965 (ISSET_PIXCOLOR (Color_pointer_fg)
802 xcol[1] = PixColors[Color_bg]; 966 ? pix_colors_focused[Color_pointer_fg]
803 XQueryColors (Xdisplay, XCMAP, xcol, 2); 967 : pix_colors_focused[Color_fg]).get (fg);
968
969 (ISSET_PIXCOLOR (Color_pointer_bg)
970 ? pix_colors_focused[Color_pointer_bg]
971 : pix_colors_focused[Color_bg]).get (bg);
972
804 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 973 XRecolorCursor (xdisp, TermWin_cursor, &fg, &bg);
805#endif
806} 974}
807 975
808/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
809/* 977/*
810 * find if fg/bg matches any of the normal (low-intensity) colors 978 * find if fg/bg matches any of the normal (low-intensity) colors
811 */ 979 */
812/* INTPROTO */
813void 980void
814rxvt_set_colorfgbg(pR) 981rxvt_term::set_colorfgbg ()
815{ 982{
816 unsigned int i; 983 unsigned int i;
817 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
818 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
819 986
820 R->env_colorfgbg = 987 strcpy (fstr, "default");
821 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 988 strcpy (bstr, "default");
822 STRCPY(fstr, "default");
823 STRCPY(bstr, "default");
824 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
825 if (R->PixColors[Color_fg] == R->PixColors[i]) { 990 if (pix_colors[Color_fg] == pix_colors[i])
991 {
826 sprintf(fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
827 break; 993 break;
828 } 994 }
995
829 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
830 if (R->PixColors[Color_bg] == R->PixColors[i]) { 997 if (pix_colors[Color_bg] == pix_colors[i])
998 {
831 sprintf(bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
832#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
833 xpmb = "default;"; 1001 xpmb = "default;";
834#endif 1002#endif
835 break; 1003 break;
836 } 1004 }
1005
837 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
838 putenv(R->env_colorfgbg);
839
840#ifndef NO_BRIGHTCOLOR
841 R->colorfgbg = DEFAULT_RSTYLE;
842 for (i = minCOLOR; i <= maxCOLOR; i++) {
843 if (R->PixColors[Color_fg] == R->PixColors[i])
844 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
845 if (R->PixColors[Color_bg] == R->PixColors[i])
846 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
847 }
848#endif
849} 1007}
850 1008
851/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
852/*
853 * Colour determination for low colour displays, routine from
854 * Hans de Goede <hans@highrise.nl>
855 */
856 1010
857/* EXTPROTO */ 1011bool
858int 1012rxvt_term::set_color (rxvt_color &color, const char *name)
859rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
860{ 1013{
861 screen_in_out->set(aR_ colour); 1014 if (color.set (this, name))
862
863 if (!screen_in_out->set(aR_ colour)) {
864 rxvt_print_error("can't allocate colour: %s", colour);
865 return false;
866 }
867
868 return true; 1015 return true;
1016
1017 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1018 return false;
1019}
1020
1021void
1022rxvt_term::alias_color (int dst, int src)
1023{
1024 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
869} 1025}
870 1026
871/* -------------------------------------------------------------------- * 1027/* -------------------------------------------------------------------- *
872 * - WINDOW RESIZING - * 1028 * - WINDOW RESIZING - *
873 * -------------------------------------------------------------------- */ 1029 * -------------------------------------------------------------------- */
874void 1030void
875rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1031rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
876{ 1032{
877 int fix_screen; 1033 int fix_screen;
1034 int old_width = szHint.width;
1035 int old_height = szHint.height;
878 1036
879#ifdef SMART_RESIZE
880 int old_width = szHint.width, old_height = szHint.height;
881#endif
882
883 window_calc (width, height); 1037 window_calc (newwidth, newheight);
884 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1038 XSetWMNormalHints (xdisp, parent[0], &szHint);
1039
885 if (!ignoreparent) 1040 if (!ignoreparent)
886 { 1041 {
887#ifdef SMART_RESIZE 1042#ifdef SMART_RESIZE
888 /* 1043 /*
889 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1044 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
892 int x, y, x1, y1; 1047 int x, y, x1, y1;
893 int dx, dy; 1048 int dx, dy;
894 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1049 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
895 Window unused_cr; 1050 Window unused_cr;
896 1051
897 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1052 XTranslateCoordinates (xdisp, parent[0], display->root,
898 0, 0, &x, &y, &unused_cr); 1053 0, 0, &x, &y, &unused_cr);
899 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1054 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
900 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1055 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
901 /* 1056 /*
902 * if Xroot isn't the parent window, a WM will probably have offset 1057 * if display->root isn't the parent window, a WM will probably have offset
903 * our position for handles and decorations. Counter it 1058 * our position for handles and decorations. Counter it
904 */ 1059 */
905 if (x1 != x || y1 != y) { 1060 if (x1 != x || y1 != y)
1061 {
906 x -= x1; 1062 x -= x1;
907 y -= y1; 1063 y -= y1;
908 } 1064 }
909 1065
910 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1066 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
911 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1067 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
912 dx = old_width - szHint.width; 1068 dx = old_width - szHint.width;
913 dy = old_height - szHint.height; 1069 dy = old_height - szHint.height;
914 1070
915 /* Check position of the center of the window */ 1071 /* Check position of the center of the window */
916 if (x < x1) /* left half */ 1072 if (x < x1) /* left half */
917 dx = 0; 1073 dx = 0;
918 else if (x == x1) /* exact center */ 1074 else if (x == x1) /* exact center */
919 dx /= 2; 1075 dx /= 2;
920 if (y < y1) /* top half */ 1076 if (y < y1) /* top half */
921 dy = 0; 1077 dy = 0;
922 else if (y == y1) /* exact center */ 1078 else if (y == y1) /* exact center */
923 dy /= 2; 1079 dy /= 2;
924 1080
925 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1081 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
926 szHint.width, szHint.height); 1082 szHint.width, szHint.height);
927#else 1083#else
928 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1084 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
929 szHint.height);
930#endif 1085#endif
931 } 1086 }
932 1087
933 fix_screen = (TermWin.ncol != prev_ncol 1088 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
934 || TermWin.nrow != prev_nrow);
935 1089
936 if (fix_screen || width != old_width || height != old_height) 1090 if (fix_screen || newwidth != old_width || newheight != old_height)
937 { 1091 {
938 if (scrollbar_visible (this)) 1092 if (scrollBar.state)
939 { 1093 {
940 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1094 XMoveResizeWindow (xdisp, scrollBar.win,
1095 window_sb_x, 0,
941 0, scrollbar_TotalWidth (), szHint.height); 1096 scrollbar_TotalWidth (), szHint.height);
942 resize_scrollbar (); 1097 resize_scrollbar ();
943 } 1098 }
944 1099
945 if (menubar_visible (this)) 1100 XMoveResizeWindow (xdisp, vt,
946 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1101 window_vt_x, window_vt_y,
947 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
948
949 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
950 window_vt_y, TermWin_TotalWidth (),
951 TermWin_TotalHeight ()); 1102 width, height);
952#ifdef RXVT_GRAPHICS 1103
953 if (old_height)
954 rxvt_Gr_Resize (this, old_width - szHint.base_width,
955 old_height - szHint.base_height);
956#endif
957 scr_clear (); 1104 scr_clear ();
958#ifdef XPM_BACKGROUND 1105#ifdef XPM_BACKGROUND
959 rxvt_resize_pixmap (this); 1106 resize_pixmap ();
960#endif 1107#endif
961 } 1108 }
962 1109
963 if (fix_screen || old_height == 0) 1110 if (fix_screen || old_height == 0)
964 {
965 int curr_screen = -1;
966 int old_ncol = prev_ncol;
967
968 /* scr_reset only works on the primary screen */
969 if (old_height) /* this is not the first time through */
970 {
971 unsigned int ncol = TermWin.ncol;
972 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
973 curr_screen = rxvt_scr_change_screen (this, PRIMARY);
974 TermWin.ncol = ncol;
975 }
976
977 scr_reset(); 1111 scr_reset ();
978 1112
979 if (curr_screen >= 0) /* this is not the first time through */ 1113#ifdef XPM_BACKGROUND
980 { 1114 if (pixmap)
981 rxvt_scr_change_screen (this, curr_screen); 1115 scr_touch (false);
982 rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); 1116#endif
983 }
984 }
985
986 old_width = szHint.width;
987 old_height = szHint.height;
988 1117
989#ifdef USE_XIM 1118#ifdef USE_XIM
990 rxvt_IMSetStatusPosition (this); 1119 IMSetStatusPosition ();
991#endif 1120#endif
992} 1121}
993 1122
994/* 1123/*
995 * Set the width/height of the vt window in characters. Units are pixels. 1124 * Set the width/height of the vt window in characters. Units are pixels.
996 * good for toggling 80/132 columns 1125 * good for toggling 80/132 columns
997 */ 1126 */
998/* EXTPROTO */
999void 1127void
1000rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1128rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1001{ 1129{
1002 XWindowAttributes wattr; 1130 XWindowAttributes wattr;
1003 1131
1004 if (width == 0 || height == 0) { 1132 if (newwidth == 0 || newheight == 0)
1133 {
1005 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1134 XGetWindowAttributes (xdisp, display->root, &wattr);
1135
1006 if (width == 0) 1136 if (newwidth == 0)
1007 width = wattr.width - R->szHint.base_width; 1137 newwidth = wattr.width - szHint.base_width;
1008 if (height == 0) 1138 if (newheight == 0)
1009 height = wattr.height - R->szHint.base_height; 1139 newheight = wattr.height - szHint.base_height;
1140 }
1141
1142 if (newwidth != width || newheight != height)
1010 } 1143 {
1011 if (width != R->TermWin.width || height != R->TermWin.height) {
1012 width += R->szHint.base_width; 1144 newwidth += szHint.base_width;
1013 height += R->szHint.base_height; 1145 newheight += szHint.base_height;
1014 R->resize_all_windows (width, height, 0); 1146 resize_all_windows (newwidth, newheight, 0);
1015 } 1147 }
1016} 1148}
1017 1149
1018/* -------------------------------------------------------------------- * 1150/* -------------------------------------------------------------------- *
1019 * - X INPUT METHOD ROUTINES - * 1151 * - X INPUT METHOD ROUTINES - *
1020 * -------------------------------------------------------------------- */ 1152 * -------------------------------------------------------------------- */
1021#ifdef USE_XIM 1153#ifdef USE_XIM
1022void
1023rxvt_term::set_size (XRectangle *size)
1024{
1025 size->x = TermWin.int_bwidth;
1026 size->y = TermWin.int_bwidth;
1027 size->width = Width2Pixel(TermWin.ncol);
1028 size->height = Height2Pixel(TermWin.nrow);
1029}
1030 1154
1031void 1155void
1032rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1156rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1033{ 1157{
1034 *fg = PixColors[Color_fg]; 1158 fg = pix_colors [Color_fg];
1035 *bg = PixColors[Color_bg]; 1159 bg = pix_colors [Color_bg];
1160}
1161
1162void
1163rxvt_term::im_set_size (XRectangle &size)
1164{
1165 // the int_bwidth terms make no sense to me
1166 size.x = int_bwidth;
1167 size.y = int_bwidth;
1168 size.width = Width2Pixel (ncol) + int_bwidth;
1169 size.height = Height2Pixel (nrow) + int_bwidth;
1170}
1171
1172void
1173rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1174 XRectangle &status_rect,
1175 const XRectangle &needed_rect)
1176{
1177 preedit_rect.x = needed_rect.width;
1178 preedit_rect.y = 0;
1179 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1180 preedit_rect.height = fheight;
1181
1182 status_rect.x = 0;
1183 status_rect.y = 0;
1184 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1185 status_rect.height = fheight;
1036} 1186}
1037 1187
1038/* Checking whether input method is running. */ 1188/* Checking whether input method is running. */
1039/* INTPROTO */
1040Bool 1189bool
1041rxvt_IMisRunning(pR) 1190rxvt_term::IMisRunning ()
1042{ 1191{
1043 char *p; 1192 char *p;
1044 Atom atom; 1193 Atom atom;
1045 Window win; 1194 Window win;
1046 char server[IMBUFSIZ]; 1195 char server[IMBUFSIZ];
1047 1196
1048/* get current locale modifier */ 1197 /* get current locale modifier */
1049 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1198 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1199 {
1050 STRCPY(server, "@server="); 1200 strcpy (server, "@server=");
1051 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1201 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1202
1052 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1203 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1053 *p = '\0'; 1204 *p = '\0';
1054 1205
1055 atom = XInternAtom(R->Xdisplay, server, False); 1206 atom = XInternAtom (xdisp, server, False);
1056 win = XGetSelectionOwner(R->Xdisplay, atom); 1207 win = XGetSelectionOwner (xdisp, atom);
1208
1057 if (win != None) 1209 if (win != None)
1058 return True; 1210 return True;
1059 } 1211 }
1212
1060 return False; 1213 return False;
1061} 1214}
1062 1215
1063/* EXTPROTO */
1064void 1216void
1065rxvt_IMSendSpot(pR) 1217rxvt_term::IMSendSpot ()
1066{ 1218{
1067 XPoint spot; 1219 XPoint nspot;
1068 XVaNestedList preedit_attr; 1220 XVaNestedList preedit_attr;
1069 1221
1070 if (R->Input_Context == NULL 1222 if (!Input_Context
1071 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1223 || !focus
1072 || !(R->event_type == KeyPress 1224 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1073 || R->event_type == Expose
1074 || R->event_type == NoExpose
1075 || R->event_type == SelectionNotify
1076 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1077 || !rxvt_IMisRunning(aR))
1078 return; 1225 return;
1079 1226
1080 R->set_position (&spot); 1227 im_set_position (nspot);
1081 1228
1229 if (nspot.x == spot.x && nspot.y == spot.y)
1230 return;
1231
1232 spot = nspot;
1233
1082 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1234 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1083 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1235 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1084 XFree(preedit_attr); 1236 XFree (preedit_attr);
1085} 1237}
1086 1238
1087void 1239void
1088rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1240rxvt_term::im_destroy ()
1089 XRectangle * needed_rect)
1090{ 1241{
1091 int mbh, vtx = 0; 1242 if (input_method)
1243 {
1244 if (Input_Context && input_method->xim)
1245 XDestroyIC (Input_Context);
1092 1246
1093 if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) 1247 display->put_xim (input_method);
1094 vtx = scrollbar_TotalWidth(); 1248 input_method = 0;
1249 }
1095 1250
1096 mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1097 mbh -= TermWin.lineSpace;
1098
1099 preedit_rect->x = needed_rect->width + vtx;
1100 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1101
1102 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1103 preedit_rect->height = Height2Pixel(1);
1104
1105 status_rect->x = vtx;
1106 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1107
1108 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1109 status_rect->height = Height2Pixel(1);
1110}
1111
1112/* ARGSUSED */
1113/* INTPROTO */
1114void
1115rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1116 __attribute__ ((unused)), XPointer call_data
1117 __attribute__ ((unused)))
1118{
1119 dR;
1120
1121 R->Input_Context = NULL; 1251 Input_Context = 0;
1122/* To avoid Segmentation Fault in C locale: Solaris only? */
1123 if (STRCMP(R->locale, "C"))
1124 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1125 rxvt_IMInstantiateCallback, NULL);
1126} 1252}
1253
1254#ifdef ENABLE_XIM_ONTHESPOT
1255
1256static void
1257xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1258{
1259 ((rxvt_term *)client_data)->make_current ();
1260 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1261}
1262
1263static void
1264xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1265{
1266 ((rxvt_term *)client_data)->make_current ();
1267 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1268}
1269
1270static void
1271xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1272{
1273 rxvt_term *term = (rxvt_term *)client_data;
1274 XIMText *text = call_data->text;
1275
1276 term->make_current ();
1277
1278 if (text)
1279 {
1280 void *str;
1281
1282 if (!text->encoding_is_wchar && text->string.multi_byte)
1283 {
1284 // of course, X makes it ugly again
1285 if (term->rs[Rs_imLocale])
1286 SET_LOCALE (term->rs[Rs_imLocale]);
1287
1288 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1289 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1290
1291 if (term->rs[Rs_imLocale])
1292 SET_LOCALE (term->locale);
1293 }
1294 else
1295 str = (void *)text->string.wide_char;
1296
1297 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1298 DT_INT, call_data->caret,
1299 DT_INT, call_data->chg_first,
1300 DT_INT, call_data->chg_length,
1301 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1302 DT_WCS_LEN, str, str ? (int)text->length : 0,
1303 DT_END));
1304 }
1305 else
1306 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1307 DT_INT, call_data->caret,
1308 DT_INT, call_data->chg_first,
1309 DT_INT, call_data->chg_length,
1310 DT_END));
1311}
1312
1313#if 0
1314static void
1315xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1316{
1317 ((rxvt_term *)client_data)->make_current ();
1318 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1319 DT_INT, call_data->position,
1320 DT_INT, call_data->direction,
1321 DT_INT, call_data->style,
1322 DT_END));
1323}
1324#endif
1325
1326#endif
1127 1327
1128/* 1328/*
1129 * Try to open a XIM with the current modifiers, then see if we can 1329 * Try to open a XIM with the current modifiers, then see if we can
1130 * open a suitable preedit type 1330 * open a suitable preedit type
1131 */ 1331 */
1132static Bool 1332bool
1133rxvt_IM_get_IC (pR) 1333rxvt_term::IM_get_IC (const char *modifiers)
1134{ 1334{
1135 int i, j, found; 1335 int i, j, found;
1136 XIM xim; 1336 XIM xim;
1137 XPoint spot; 1337 XPoint spot;
1138 XRectangle rect, status_rect, needed_rect; 1338 XRectangle rect, status_rect, needed_rect;
1139 unsigned long fg, bg; 1339 unsigned long fg, bg;
1140 const char *p; 1340 const char *p;
1141 char **s; 1341 char **s;
1142 XIMStyles *xim_styles; 1342 XIMStyles *xim_styles;
1143 XVaNestedList preedit_attr, status_attr; 1343#ifdef ENABLE_XIM_ONTHESPOT
1144 XIMCallback ximcallback; 1344 XIMCallback xcb[4];
1345#endif
1145 1346
1146 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1347 set_environ (envv);
1147 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); 1348
1148 if (xim == NULL) 1349 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1149 return False; 1350 return false;
1150 1351
1352 input_method = display->get_xim (locale, modifiers);
1353 if (input_method == NULL)
1354 return false;
1355
1356 xim = input_method->xim;
1357 spot.x = spot.y = -1;
1358
1151 xim_styles = NULL; 1359 xim_styles = NULL;
1152 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1360 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1153 || !xim_styles || !xim_styles->count_styles) { 1361 || !xim_styles || !xim_styles->count_styles)
1154 XCloseIM(xim); 1362 {
1363 im_destroy ();
1155 return False; 1364 return false;
1365 }
1366
1367 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1368
1369 for (int pi = 0; pi < 2; pi++)
1156 } 1370 {
1371 p = pet[pi];
1157 1372
1158 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1373 if (!p)
1159 : "OverTheSpot,OffTheSpot,Root"; 1374 continue;
1375
1160 s = rxvt_splitcommastring(p); 1376 s = rxvt_splitcommastring (p);
1377
1161 for (i = found = 0; !found && s[i]; i++) { 1378 for (i = found = 0; !found && s[i]; i++)
1379 {
1162 if (!STRCMP(s[i], "OverTheSpot")) 1380 if (!strcmp (s[i], "OverTheSpot"))
1163 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1381 input_style = XIMPreeditPosition | XIMStatusNothing;
1164 else if (!STRCMP(s[i], "OffTheSpot")) 1382 else if (!strcmp (s[i], "OffTheSpot"))
1165 R->input_style = (XIMPreeditArea | XIMStatusArea); 1383 input_style = XIMPreeditArea | XIMStatusArea;
1166 else if (!STRCMP(s[i], "Root")) 1384 else if (!strcmp (s[i], "Root"))
1167 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1385 input_style = XIMPreeditNothing | XIMStatusNothing;
1386 else if (!strcmp (s[i], "None"))
1387 input_style = XIMPreeditNone | XIMStatusNone;
1388#ifdef ENABLE_XIM_ONTHESPOT
1389 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1390 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1391#endif
1392 else
1393 input_style = XIMPreeditNothing | XIMStatusNothing;
1168 1394
1169 for (j = 0; j < xim_styles->count_styles; j++) 1395 for (j = 0; j < xim_styles->count_styles; j++)
1170 if (R->input_style == xim_styles->supported_styles[j]) { 1396 if (input_style == xim_styles->supported_styles[j])
1397 {
1398 rxvt_freecommastring (s);
1399
1171 found = 1; 1400 found = 1;
1172 break; 1401 goto foundpet;
1173 } 1402 }
1403
1404 }
1405
1406 rxvt_freecommastring (s);
1174 } 1407 }
1175 for (i = 0; s[i]; i++) 1408
1176 free(s[i]); 1409foundpet:
1177 free(s); 1410
1178 XFree(xim_styles); 1411 XFree (xim_styles);
1179 1412
1180 if (!found) { 1413 if (!found)
1181 XCloseIM(xim); 1414 {
1415 im_destroy ();
1182 return False; 1416 return false;
1417 }
1418
1419 XFontSet fs = 0;
1420 XVaNestedList preedit_attr = 0, status_attr = 0;
1421
1422 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1183 } 1423 {
1424 // fake us a font-set, please
1425 char **missing_charset_list;
1426 int missing_charset_count;
1427 char *def_string;
1428 char pat[512];
1184 1429
1185 ximcallback.callback = rxvt_IMDestroyCallback; 1430 sprintf (pat,
1431 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1432 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1433 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1436 "*",
1437 fheight,
1438 fheight + 1, fheight - 1,
1439 fheight - 2, fheight + 2);
1186 1440
1187 /* XXX: not sure why we need this (as well as IC one below) */ 1441 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1188 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1442 &missing_charset_list, &missing_charset_count, &def_string);
1189 1443
1190 preedit_attr = status_attr = NULL; 1444 if (missing_charset_list)
1445 XFreeStringList (missing_charset_list);
1191 1446
1447 if (!fs)
1448 {
1449 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1450 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1451 }
1452 }
1453
1192 if (R->input_style & XIMPreeditPosition) { 1454 if (input_style & XIMPreeditPosition)
1455 {
1193 R->set_size (&rect); 1456 im_set_size (rect);
1194 R->set_position (&spot); 1457 im_set_position (spot);
1195 R->set_color (&fg, &bg); 1458 im_set_color (fg, bg);
1196 1459
1197 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1460 preedit_attr = XVaCreateNestedList (0,
1461 XNForeground, fg,
1462 XNBackground, bg,
1463 XNArea, &rect,
1198 XNSpotLocation, &spot, 1464 XNSpotLocation, &spot,
1199 XNForeground, fg, XNBackground, bg,
1200 //XNFontSet, R->TermWin.fontset, 1465 XNFontSet, fs,
1201 NULL);
1202 } else if (R->input_style & XIMPreeditArea) {
1203 R->set_color (&fg, &bg);
1204
1205 /*
1206 * The necessary width of preedit area is unknown
1207 * until create input context.
1208 */
1209 needed_rect.width = 0;
1210
1211 R->set_preedit_area(&rect, &status_rect, &needed_rect);
1212
1213 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1214 XNForeground, fg, XNBackground, bg,
1215 //XNFontSet, R->TermWin.fontset,
1216 NULL);
1217 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1218 XNForeground, fg, XNBackground, bg,
1219 //XNFontSet, R->TermWin.fontset,
1220 NULL); 1466 NULL);
1221 } 1467 }
1222 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, 1468 else if (input_style & XIMPreeditArea)
1469 {
1470 im_set_color (fg, bg);
1471
1472 /*
1473 * The necessary width of preedit area is unknown
1474 * until create input context.
1475 */
1476 needed_rect.width = 0;
1477 im_set_preedit_area (rect, status_rect, needed_rect);
1478
1479 preedit_attr = XVaCreateNestedList (0,
1480 XNForeground, fg,
1481 XNBackground, bg,
1482 XNArea, &rect,
1483 XNFontSet, fs,
1484 NULL);
1485 status_attr = XVaCreateNestedList (0,
1486 XNForeground, fg,
1487 XNBackground, bg,
1488 XNArea, &status_rect,
1489 XNFontSet, fs,
1490 NULL);
1491 }
1492#if ENABLE_XIM_ONTHESPOT
1493 else if (input_style & XIMPreeditCallbacks)
1494 {
1495 im_set_position (spot);
1496
1497 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1498 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1499 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1500# if 0
1501 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1502# endif
1503
1504 preedit_attr = XVaCreateNestedList (0,
1505 XNSpotLocation, &spot,
1506 XNPreeditStartCallback, &xcb[0],
1507 XNPreeditDoneCallback , &xcb[1],
1508 XNPreeditDrawCallback , &xcb[2],
1509# if 0
1510 XNPreeditCaretCallback, &xcb[3],
1511# endif
1512 NULL);
1513 }
1514#endif
1515
1516 Input_Context = XCreateIC (xim,
1517 XNInputStyle, input_style,
1223 XNClientWindow, R->TermWin.parent[0], 1518 XNClientWindow, vt,
1224 XNFocusWindow, R->TermWin.parent[0], 1519 XNFocusWindow, parent[0],
1225 XNDestroyCallback, &ximcallback,
1226 preedit_attr ? XNPreeditAttributes : NULL, 1520 preedit_attr ? XNPreeditAttributes : NULL,
1227 preedit_attr, 1521 preedit_attr,
1228 status_attr ? XNStatusAttributes : NULL, 1522 status_attr ? XNStatusAttributes : NULL,
1229 status_attr, NULL); 1523 status_attr, NULL);
1230 if (preedit_attr) 1524
1231 XFree(preedit_attr); 1525 if (preedit_attr) XFree (preedit_attr);
1232 if (status_attr) 1526 if (status_attr) XFree (status_attr);
1233 XFree(status_attr); 1527 if (fs) XFreeFontSet (xdisp, fs);
1528
1234 if (R->Input_Context == NULL) { 1529 if (Input_Context == NULL)
1235 rxvt_print_error("failed to create input context"); 1530 {
1236 XCloseIM(xim); 1531 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1532 im_destroy ();
1237 return False; 1533 return false;
1238 } 1534 }
1535
1536#if 0
1537 // unfortunately, only the focus window is used by XIM, hard to fix
1538 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1539 vt_select_input ();
1540#endif
1541
1239 if (R->input_style & XIMPreeditArea) 1542 if (input_style & XIMPreeditArea)
1240 rxvt_IMSetStatusPosition(aR); 1543 IMSetStatusPosition ();
1241 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1544
1242 return True; 1545 return true;
1243} 1546}
1244 1547
1245/*
1246 * X manual pages and include files don't match on some systems:
1247 * some think this is an XIDProc and others an XIMProc so we can't
1248 * use the first argument - need to update this to be nice for
1249 * both types via some sort of configure detection
1250 */
1251/* ARGSUSED */
1252/* EXTPROTO */
1253void 1548void
1254rxvt_IMInstantiateCallback(Display * unused 1549rxvt_term::im_cb ()
1255 __attribute__ ((unused)), XPointer client_data
1256 __attribute__ ((unused)), XPointer call_data
1257 __attribute__ ((unused)))
1258{ 1550{
1259 dR; 1551 int i;
1260 int i, found, had_im;
1261 const char *p; 1552 const char *p;
1262 char **s; 1553 char **s;
1263 char buf[IMBUFSIZ]; 1554 char buf[IMBUFSIZ];
1264 1555
1265 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1556 make_current ();
1557
1558 im_destroy ();
1559
1266 if (R->Input_Context) 1560 if (Input_Context)
1267 return; 1561 return;
1268 1562
1269#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1563#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1270 if (R->rs[Rs_imLocale]) 1564 if (rs[Rs_imLocale])
1271 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1565 SET_LOCALE (rs[Rs_imLocale]);
1272#endif 1566#endif
1273 1567
1274 p = R->rs[Rs_inputMethod]; 1568 p = rs[Rs_inputMethod];
1275 if (p && *p) 1569 if (p && *p)
1276 { 1570 {
1277 bool found = false; 1571 bool found = false;
1278 1572
1279 s = rxvt_splitcommastring (p); 1573 s = rxvt_splitcommastring (p);
1574
1280 for (i = 0; s[i]; i++) 1575 for (i = 0; s[i]; i++)
1281 { 1576 {
1282 if (*s[i]) 1577 if (*s[i])
1283 { 1578 {
1284 STRCPY (buf, "@im="); 1579 strcpy (buf, "@im=");
1285 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1580 strncat (buf, s[i], IMBUFSIZ - 5);
1286 if ((p = XSetLocaleModifiers (buf)) && *p 1581 if (IM_get_IC (buf))
1287 && rxvt_IM_get_IC (aR))
1288 { 1582 {
1289 found = true; 1583 found = true;
1290 break; 1584 break;
1291 } 1585 }
1292 } 1586 }
1293 } 1587 }
1294 for (i = 0; s[i]; i++) 1588
1295 free(s[i]); 1589 rxvt_freecommastring (s);
1296 free(s);
1297 1590
1298 if (found) 1591 if (found)
1299 goto done; 1592 goto done;
1300 } 1593 }
1301 1594
1302/* try with XMODIFIERS env. var. */ 1595 /* try with XMODIFIERS env. var. */
1303 if ((p = XSetLocaleModifiers ("")) && *p 1596 if (IM_get_IC (""))
1304 && rxvt_IM_get_IC (aR))
1305 goto done; 1597 goto done;
1306 1598
1307/* try with no modifiers base IF the user didn't specify an IM */ 1599 /* try with no modifiers base IF the user didn't specify an IM */
1308 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1600 if (IM_get_IC ("@im=none"))
1309 && rxvt_IM_get_IC (aR) == True)
1310 goto done; 1601 goto done;
1311 1602
1312done: 1603done:
1313#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1604#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314 if (R->rs[Rs_imLocale]) 1605 if (rs[Rs_imLocale])
1315 setlocale (LC_CTYPE, R->locale); 1606 SET_LOCALE (locale);
1316#endif 1607#endif
1317} 1608}
1318 1609
1319/* EXTPROTO */
1320void 1610void
1321rxvt_IMSetStatusPosition(pR) 1611rxvt_term::IMSetStatusPosition ()
1322{ 1612{
1323 XRectangle preedit_rect, status_rect, *needed_rect; 1613 XRectangle preedit_rect, status_rect, *needed_rect;
1324 XVaNestedList preedit_attr, status_attr; 1614 XVaNestedList preedit_attr, status_attr;
1325 1615
1326 if (R->Input_Context == NULL 1616 if (!Input_Context
1617 || !focus
1327 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1618 || !(input_style & XIMPreeditArea)
1328 || !rxvt_IMisRunning(aR)) 1619 || !IMisRunning ())
1329 return; 1620 return;
1330 1621
1331/* Getting the necessary width of preedit area */ 1622 /* Getting the necessary width of preedit area */
1332 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1623 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1333 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1624 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1334 XFree(status_attr); 1625 XFree (status_attr);
1335 1626
1336 R->set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1627 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1628 XFree (needed_rect);
1337 1629
1338 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1630 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1339 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1631 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1340 1632
1341 XSetICValues(R->Input_Context, 1633 XSetICValues (Input_Context,
1342 XNPreeditAttributes, preedit_attr, 1634 XNPreeditAttributes, preedit_attr,
1343 XNStatusAttributes, status_attr, NULL); 1635 XNStatusAttributes, status_attr, NULL);
1344 1636
1345 XFree(preedit_attr); 1637 XFree (preedit_attr);
1346 XFree(status_attr); 1638 XFree (status_attr);
1347} 1639}
1348#endif /* USE_XIM */ 1640#endif /* USE_XIM */
1349 1641
1350/*----------------------------------------------------------------------*/
1351rxvt_t rxvt_current_term;
1352
1353/*----------------------- end-of-file (C source) -----------------------*/ 1642/*----------------------- end-of-file (C source) -----------------------*/

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