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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.28 by pcg, Mon Feb 9 22:45:29 2004 UTC vs.
Revision 1.212 by root, Tue Jan 31 18:36:35 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
48static char curlocale[128]; 56static char curlocale[128], savelocale[128];
49 57
50void 58bool
51rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
52{ 60{
53 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
54 { 62 return false;
63
55 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
57 } 66 return true;
58} 67}
59 68
60void * 69void
61rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
62{ 71{
63 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
64 75
65 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
66 return p; 141 return len;
67}
68 142
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 143}
144#endif
74 145
75rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
76 : 147 :
148#if TRANSPARENT
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
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),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
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
78 termwin_ev (this, &rxvt_term::x_cb), 178 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 180 child_ev (this, &rxvt_term::child_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif
92#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb),
94#endif
95 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
99{ 186{
100 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;
101} 204}
102 205
103rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
104{ 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 clear ();
258 }
259
260 // TODO: free pixcolours, colours should become part of rxvt_display
261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
265
266 displays.put (display);
267
105 scr_release (); 268 scr_release ();
106 269
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);
107 free (locale); 278 free (locale);
108 free (codeset); 279 free (v_buffer);
280 free (incr_buf);
109 281
110#ifndef NO_SETOWNER_TTYDEV 282 delete envv;
111 privileged_ttydev (RESTORE); 283 delete argv;
112#endif
113#ifdef UTMP_SUPPORT
114 privileged_utmp (RESTORE);
115#endif
116#ifdef USE_XIM
117 if (Input_Context)
118 {
119 XDestroyIC (Input_Context);
120 Input_Context = NULL;
121 }
122#endif
123 284
124 if (TermWin.parent[0]) 285#ifdef KEYSYM_RESOURCE
125 XDestroyWindow (display->display, TermWin.parent[0]); 286 delete keyboard;
287#endif
288}
126 289
127 // TODO: free pixcolours, colours should become part of rxvt_display 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));
128 295
129 delete PixColors; 296 cmd_pid = 0;
130 297
131 if (cmd_fd >= 0) 298 if (!OPTION (Opt_hold))
132 close (cmd_fd); 299 destroy ();
300}
301
302void
303rxvt_term::destroy ()
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
133 313
134 if (display) 314 if (display)
135 displays.release (display);
136}
137
138void
139rxvt_term::destroy ()
140{
141 if (display)
142 { 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 ();
143 termwin_ev.stop (display); 326 termwin_ev.stop (display);
144 vt_ev.stop (display); 327 vt_ev.stop (display);
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 328 }
152 329
153 check_ev.stop (); 330 check_ev.stop ();
154 pty_ev.stop (); 331 pty_ev.stop ();
155#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 333 cursor_blink_ev.stop ();
157#endif 334#endif
158#ifdef TEXT_BLINK 335#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 336 text_blink_ev.stop ();
160#endif 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 ();
343#endif
161#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
162 pointer_ev.stop (); 345 pointer_ev.stop ();
163#endif 346#endif
164 347
165 destroy_ev.start (0); 348 destroy_ev.start (0);
166} 349}
167 350
168void 351void
169rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
170{ 353{
171 SET_R (this); 354 make_current ();
172 355
173 delete this; 356 delete this;
174}
175
176/*----------------------------------------------------------------------*/
177/* rxvt_init() */
178/* LIBPROTO */
179rxvt_t
180rxvt_init (int argc, const char *const *argv)
181{
182 SET_R (new rxvt_term);
183
184 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
185 {
186 delete GET_R;
187 SET_R (0);
188 }
189
190 return GET_R;
191}
192
193static int (*old_xerror_handler)(Display *dpy, XErrorEvent *event);
194
195void
196rxvt_init_signals ()
197{
198 /* install exit handler for cleanup */
199#if 0
200#ifdef HAVE_ATEXIT
201 atexit(rxvt_clean_exit);
202#else
203#endif
204#endif
205
206 struct sigaction sa;
207
208 sigfillset (&sa.sa_mask);
209 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
210 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
211 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
212 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
213 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
215 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
216
217 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
218 /* signal (SIGURG, SIG_DFL); */
219
220 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
221 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
222}
223
224bool
225rxvt_term::init (int argc, const char *const *argv)
226{
227 /*
228 * Save and then give up any super-user privileges
229 * If we need privileges in any area then we must specifically request it.
230 * We should only need to be root in these cases:
231 * 1. write utmp entries on some systems
232 * 2. chown tty on some systems
233 */
234 privileges (SAVE);
235 privileges (IGNORE);
236
237 init_secondary ();
238
239 const char **cmd_argv = init_resources (argc, argv);
240
241 set_locale ("");
242
243#if (MENUBAR_MAX)
244 menubar_read (rs[Rs_menu]);
245#endif
246#ifdef HAVE_SCROLLBARS
247 if (Options & Opt_scrollBar)
248 scrollBar.setIdle (); /* set existence for size calculations */
249#endif
250
251 create_windows (argc, argv);
252
253 init_xlocale ();
254
255 scr_reset (); /* initialize screen */
256#ifdef RXVT_GRAPHICS
257 Gr_reset (); /* reset graphics */
258#endif
259
260#if 0
261#ifdef DEBUG_X
262 XSynchronize(display->display, True);
263#endif
264#endif
265
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 resize_scrollbar (); /* create and map scrollbar */
269#endif
270#if (MENUBAR_MAX)
271 if (menubar_visible(r))
272 XMapWindow (display->display, menuBar.win);
273#endif
274#ifdef TRANSPARENT
275 if (Options & Opt_transparent)
276 {
277 XSelectInput (display->display, display->root, PropertyChangeMask);
278 check_our_parents ();
279 }
280#endif
281
282 rootwin_ev.start (display, display->root);
283
284 XMapWindow (display->display, TermWin.vt);
285 XMapWindow (display->display, TermWin.parent[0]);
286
287 init_env ();
288 init_command (cmd_argv);
289
290 pty_ev.start (cmd_fd, EVENT_READ);
291
292 check_ev.start ();
293
294 return true;
295}
296
297/* ------------------------------------------------------------------------- *
298 * SIGNAL HANDLING & EXIT HANDLER *
299 * ------------------------------------------------------------------------- */
300/*
301 * Catch a SIGCHLD signal and exit if the direct child has died
302 */
303/* ARGSUSED */
304/* EXTPROTO */
305RETSIGTYPE
306rxvt_Child_signal(int sig __attribute__ ((unused)))
307{
308 int pid, save_errno = errno;
309 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
310 ;
311 errno = save_errno;
312
313#if 0
314 if (pid == cmd_pid)
315 exit (EXIT_SUCCESS);
316#endif
317}
318
319/*
320 * Catch a fatal signal and tidy up before quitting
321 */
322/* EXTPROTO */
323RETSIGTYPE
324rxvt_Exit_signal(int sig)
325{
326 signal(sig, SIG_DFL);
327#ifdef DEBUG_CMD
328 rxvt_print_error("signal %d", sig);
329#endif
330 rxvt_clean_exit();
331 kill(getpid(), sig);
332}
333
334/* INTPROTO */
335int
336rxvt_xerror_handler (Display *display, XErrorEvent *event)
337{
338 if (GET_R->allowedxerror == -1)
339 GET_R->allowedxerror = event->error_code;
340 else
341 {
342 old_xerror_handler (display, event);
343 GET_R->destroy ();
344 }
345
346 return 0;
347} 357}
348 358
349/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
350/* 360/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * 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
353 */ 363 */
354/* 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 */
355void 537 void
356rxvt_clean_exit () 538 sig_term (sig_watcher &w)
539 {
540 rxvt_emergency_cleanup ();
541 signal (w.signum, SIG_DFL);
542 kill (getpid (), w.signum);
543 }
544
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 ()
357{ 556{
358 GET_R->destroy (); 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 ();
359} 575}
360 576
361/* ------------------------------------------------------------------------- * 577/* ------------------------------------------------------------------------- *
362 * MEMORY ALLOCATION WRAPPERS * 578 * MEMORY ALLOCATION WRAPPERS *
363 * ------------------------------------------------------------------------- */ 579 * ------------------------------------------------------------------------- */
364/* EXTPROTO */ 580void *
365void *
366rxvt_malloc(size_t size) 581rxvt_malloc (size_t size)
367{ 582{
368 void *p;
369
370 p = malloc(size); 583 void *p = malloc (size);
584
371 if (p) 585 if (!p)
586 rxvt_fatal ("memory allocation failure. aborting.\n");
587
372 return p; 588 return p;
373
374 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
375 rxvt_clean_exit();
376 exit(EXIT_FAILURE);
377 /* NOTREACHED */
378} 589}
379 590
380/* EXTPROTO */ 591void *
381void *
382rxvt_calloc(size_t number, size_t size) 592rxvt_calloc (size_t number, size_t size)
383{ 593{
384 void *p;
385
386 p = calloc(number, size); 594 void *p = calloc (number, size);
595
387 if (p) 596 if (!p)
597 rxvt_fatal ("memory allocation failure. aborting.\n");
598
388 return p; 599 return p;
389
390 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
391 rxvt_clean_exit();
392 exit(EXIT_FAILURE);
393 /* NOTREACHED */
394} 600}
395 601
396/* EXTPROTO */ 602void *
397void *
398rxvt_realloc(void *ptr, size_t size) 603rxvt_realloc (void *ptr, size_t size)
399{ 604{
400 void *p;
401
402 if (ptr)
403 p = realloc(ptr, size); 605 void *p = realloc (ptr, size);
404 else 606
405 p = malloc(size);
406 if (p) 607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
407 return p; 610 return p;
408
409 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
410 rxvt_clean_exit();
411 exit(EXIT_FAILURE);
412 /* NOTREACHED */
413} 611}
414
415/* ------------------------------------------------------------------------- *
416 * PRIVILEGED OPERATIONS *
417 * ------------------------------------------------------------------------- */
418/* take care of suid/sgid super-user (root) privileges */
419void
420rxvt_term::privileges (int mode)
421{
422#if ! defined(__CYGWIN32__)
423# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
424 /* setreuid() is the poor man's setuid(), seteuid() */
425# define seteuid(a) setreuid(-1, (a))
426# define setegid(a) setregid(-1, (a))
427# define HAVE_SETEUID
428# endif
429# ifdef HAVE_SETEUID
430 switch (mode)
431 {
432 case IGNORE:
433 /*
434 * change effective uid/gid - not real uid/gid - so we can switch
435 * back to root later, as required
436 */
437 seteuid(getuid());
438 setegid(getgid());
439 break;
440 case SAVE:
441 euid = geteuid();
442 egid = getegid();
443 break;
444 case RESTORE:
445 seteuid(euid);
446 setegid(egid);
447 break;
448 }
449# else
450 switch (mode)
451 {
452 case IGNORE:
453 setuid(getuid());
454 setgid(getgid());
455 /* FALLTHROUGH */
456 case SAVE:
457 /* FALLTHROUGH */
458 case RESTORE:
459 break;
460 }
461# endif
462#endif
463}
464
465#ifdef UTMP_SUPPORT
466void
467rxvt_term::privileged_utmp (char action)
468{
469 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
470 action, next_utmp_action, getpid()));
471 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
472 || (Options & Opt_utmpInhibit)
473 || ttydev == NULL || *ttydev == '\0')
474 return;
475
476 privileges (RESTORE);
477 if (action == SAVE)
478 {
479 next_utmp_action = RESTORE;
480 makeutent (ttydev, rs[Rs_display_name]);
481 }
482 else
483 { /* action == RESTORE */
484 next_utmp_action = IGNORE;
485 cleanutent ();
486 }
487 privileges (IGNORE);
488}
489#endif
490
491#ifndef NO_SETOWNER_TTYDEV
492void
493rxvt_term::privileged_ttydev (char action)
494{
495 D_MAIN((stderr,
496 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
497 action, next_tty_action, getpid()));
498 if (next_tty_action != action || (action != SAVE && action != RESTORE)
499 || ttydev == NULL || *ttydev == '\0')
500 return;
501
502 privileges (RESTORE);
503
504 if (action == SAVE)
505 {
506 next_tty_action = RESTORE;
507# ifndef RESET_TTY_TO_COMMON_DEFAULTS
508 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
509 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
510 next_tty_action = IGNORE;
511 else
512# endif
513
514 {
515 chown(ttydev, getuid(), ttygid); /* fail silently */
516 chmod(ttydev, ttymode);
517# ifdef HAVE_REVOKE
518 revoke(ttydev);
519# endif
520
521 }
522 }
523 else
524 { /* action == RESTORE */
525 next_tty_action = IGNORE;
526# ifndef RESET_TTY_TO_COMMON_DEFAULTS
527 chmod(ttydev, ttyfd_stat.st_mode);
528 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
529# else
530 chmod(ttydev,
531 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
532 chown(ttydev, 0, 0);
533# endif
534
535 }
536
537 privileges (IGNORE);
538
539# ifndef RESET_TTY_TO_COMMON_DEFAULTS
540 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
541 action == RESTORE ? "Restoring" : (action ==
542 SAVE ? "Saving" :
543 "UNKNOWN ERROR for"), ttydev,
544 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
545 ttyfd_stat.st_gid));
546# endif
547}
548#endif
549 612
550/*----------------------------------------------------------------------*/ 613/*----------------------------------------------------------------------*/
551/* 614/*
552 * window size/position calculcations for XSizeHint and other storage. 615 * window size/position calculcations for XSizeHint and other storage.
553 * if width/height are non-zero then override calculated width/height 616 * if width/height are non-zero then override calculated width/height
554 */ 617 */
555void 618void
556rxvt_term::window_calc (unsigned int width, unsigned int height) 619rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
557{ 620{
558 short recalc_x, recalc_y; 621 short recalc_x, recalc_y;
559 int x, y, sb_w, mb_h, flags; 622 int x, y, sb_w, flags;
560 unsigned int w, h; 623 unsigned int w, h;
561 unsigned int max_width, max_height; 624 unsigned int max_width, max_height;
562 625
563 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
564 TermWin.ncol, TermWin.nrow, szHint.width,
565 szHint.height));
566 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 626 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
567 szHint.win_gravity = NorthWestGravity; 627 szHint.win_gravity = NorthWestGravity;
568 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 628 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
569 629
570 recalc_x = recalc_y = 0; 630 recalc_x = recalc_y = 0;
571 flags = 0; 631 flags = 0;
632
572 if (!parsed_geometry) 633 if (!parsed_geometry)
573 { 634 {
574 parsed_geometry = 1; 635 parsed_geometry = 1;
636
575 if (rs[Rs_geometry]) 637 if (rs[Rs_geometry])
576 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 638 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
639
577 if (flags & WidthValue) 640 if (flags & WidthValue)
578 { 641 {
579 TermWin.ncol = BOUND_POSITIVE_INT16(w); 642 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
580 szHint.flags |= USSize; 643 szHint.flags |= USSize;
581 } 644 }
645
582 if (flags & HeightValue) 646 if (flags & HeightValue)
583 { 647 {
584 TermWin.nrow = BOUND_POSITIVE_INT16(h); 648 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
585 szHint.flags |= USSize; 649 szHint.flags |= USSize;
586 } 650 }
651
587 if (flags & XValue) 652 if (flags & XValue)
588 { 653 {
589 szHint.x = x; 654 szHint.x = x;
590 szHint.flags |= USPosition; 655 szHint.flags |= USPosition;
656
591 if (flags & XNegative) 657 if (flags & XNegative)
592 { 658 {
593 recalc_x = 1; 659 recalc_x = 1;
594 szHint.win_gravity = NorthEastGravity; 660 szHint.win_gravity = NorthEastGravity;
595 } 661 }
596 } 662 }
663
597 if (flags & YValue) 664 if (flags & YValue)
598 { 665 {
599 szHint.y = y; 666 szHint.y = y;
600 szHint.flags |= USPosition; 667 szHint.flags |= USPosition;
668
601 if (flags & YNegative) 669 if (flags & YNegative)
602 { 670 {
603 recalc_y = 1; 671 recalc_y = 1;
672
604 if (szHint.win_gravity == NorthEastGravity) 673 if (szHint.win_gravity == NorthEastGravity)
605 szHint.win_gravity = SouthEastGravity; 674 szHint.win_gravity = SouthEastGravity;
606 else 675 else
607 szHint.win_gravity = SouthWestGravity; 676 szHint.win_gravity = SouthWestGravity;
608 } 677 }
609 } 678 }
610 } 679 }
680
611 /* TODO: BOUNDS */ 681 /* TODO: BOUNDS */
612 TermWin.width = TermWin.ncol * TermWin.fwidth; 682 width = ncol * fwidth;
613 TermWin.height = TermWin.nrow * TermWin.fheight; 683 height = nrow * fheight;
614 max_width = MAX_COLS * TermWin.fwidth; 684 max_width = MAX_COLS * fwidth;
615 max_height = MAX_ROWS * TermWin.fheight; 685 max_height = MAX_ROWS * fheight;
616 686
617 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 687 szHint.base_width = szHint.base_height = 2 * int_bwidth;
618 688
619 sb_w = mb_h = 0; 689 sb_w = 0;
620 window_vt_x = window_vt_y = 0; 690 window_vt_x = window_vt_y = int_bwidth;
621 if (scrollbar_visible ()) 691
692 if (scrollBar.state)
622 { 693 {
623 sb_w = scrollbar_TotalWidth(); 694 sb_w = scrollbar_TotalWidth ();
624 szHint.base_width += sb_w; 695 szHint.base_width += sb_w;
625 if (!(Options & Opt_scrollBar_right)) 696 if (!OPTION (Opt_scrollBar_right))
626 window_vt_x = sb_w; 697 window_vt_x += sb_w;
627 }
628 if (menubar_visible ())
629 { 698 }
630 mb_h = menuBar_TotalHeight(); 699
631 szHint.base_height += mb_h;
632 window_vt_y = mb_h;
633 }
634 szHint.width_inc = TermWin.fwidth; 700 szHint.width_inc = fwidth;
635 szHint.height_inc = TermWin.fheight; 701 szHint.height_inc = fheight;
636 szHint.min_width = szHint.base_width + szHint.width_inc; 702 szHint.min_width = szHint.base_width + szHint.width_inc;
637 szHint.min_height = szHint.base_height + szHint.height_inc; 703 szHint.min_height = szHint.base_height + szHint.height_inc;
638 704
639 if (width && width - szHint.base_width < max_width) 705 if (newwidth && newwidth - szHint.base_width < max_width)
640 { 706 {
641 szHint.width = width; 707 szHint.width = newwidth;
642 TermWin.width = width - szHint.base_width; 708 width = newwidth - szHint.base_width;
643 } 709 }
644 else 710 else
645 { 711 {
646 MIN_IT(TermWin.width, max_width); 712 min_it (width, max_width);
647 szHint.width = szHint.base_width + TermWin.width; 713 szHint.width = szHint.base_width + width;
648 } 714 }
715
649 if (height && height - szHint.base_height < max_height) 716 if (newheight && newheight - szHint.base_height < max_height)
650 { 717 {
651 szHint.height = height; 718 szHint.height = newheight;
652 TermWin.height = height - szHint.base_height; 719 height = newheight - szHint.base_height;
653 } 720 }
654 else 721 else
655 { 722 {
656 MIN_IT(TermWin.height, max_height); 723 min_it (height, max_height);
657 szHint.height = szHint.base_height + TermWin.height; 724 szHint.height = szHint.base_height + height;
658 } 725 }
659 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 726
727 if (scrollBar.state && OPTION (Opt_scrollBar_right))
660 window_sb_x = szHint.width - sb_w; 728 window_sb_x = szHint.width - sb_w;
661 729
662 if (recalc_x) 730 if (recalc_x)
663 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 731 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
664 - szHint.width - 2 * TermWin.ext_bwidth); 732
665 if (recalc_y) 733 if (recalc_y)
666 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 734 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
667 - szHint.height - 2 * TermWin.ext_bwidth);
668 735
669 TermWin.ncol = TermWin.width / TermWin.fwidth; 736 ncol = width / fwidth;
670 TermWin.nrow = TermWin.height / TermWin.fheight; 737 nrow = height / fheight;
671 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
672 TermWin.ncol, TermWin.nrow, szHint.width,
673 szHint.height));
674 return;
675} 738}
676 739
677/*----------------------------------------------------------------------*/ 740/*----------------------------------------------------------------------*/
678/* 741/*
679 * Tell the teletype handler what size the window is. 742 * Tell the teletype handler what size the window is.
680 * Called after a window size change. 743 * Called after a window size change.
681 */ 744 */
682void 745void
683rxvt_term::tt_winch () 746rxvt_term::tt_winch ()
684{ 747{
748 if (pty->pty < 0)
749 return;
750
685 struct winsize ws; 751 struct winsize ws;
686 752
687 if (cmd_fd < 0)
688 return;
689
690 ws.ws_col = TermWin.ncol; 753 ws.ws_col = ncol;
691 ws.ws_row = TermWin.nrow; 754 ws.ws_row = nrow;
692 ws.ws_xpixel = ws.ws_ypixel = 0; 755 ws.ws_xpixel = width;
693#ifndef DEBUG_SIZE 756 ws.ws_ypixel = height;
694 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 757 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
695#else 758
696 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 759#if 0
697 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 760 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
698# ifdef SIGWINCH
699 else if (cmd_pid) /* force through to the command */ 761 if (cmd_pid) /* force through to the command */
700 kill (cmd_pid, SIGWINCH); 762 kill (-cmd_pid, SIGWINCH);
701# endif
702#endif 763#endif
703} 764}
704 765
705/*----------------------------------------------------------------------*/ 766/*----------------------------------------------------------------------*/
706/* rxvt_change_font() - Switch to a new font */ 767/* set_fonts () - load and set the various fonts
707/* 768 *
708 * init = 1 - initialize 769 * init = 1 - initialize
709 * 770 *
710 * fontname == FONT_UP - switch to bigger font 771 * fontname == FONT_UP - switch to bigger font
711 * fontname == FONT_DN - switch to smaller font 772 * fontname == FONT_DN - switch to smaller font
712 */ 773 */
713void 774bool
714rxvt_term::change_font (int init, const char *fontname) 775rxvt_term::set_fonts ()
715{} 776{
777 rxvt_fontset *fs = new rxvt_fontset (this);
778 rxvt_fontprop prop;
716 779
717void 780 if (!fs
718rxvt_term::font_up_down (int n, int direction) 781 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
719{} 782 || !fs->realize_font (1))
783 {
784 delete fs;
785 return false;
786 }
787
788#if ENABLE_STYLES
789 for (int i = RS_styleCount; --i; )
790 if (fontset[i] != fontset[0])
791 delete fontset[i];
792#endif
793
794 delete fontset[0];
795 fontset[0] = fs;
796
797 prop = (*fs)[1]->properties ();
798 prop.height += lineSpace;
799 fs->set_prop (prop);
800
801 fwidth = prop.width;
802 fheight = prop.height;
803 fbase = prop.ascent;
804
805 for (int style = 1; style < 4; style++)
806 {
807#if ENABLE_STYLES
808 const char *res = rs[Rs_font + style];
809
810 if (res && !*res)
811 fontset[style] = fontset[0];
812 else
813 {
814 fontset[style] = fs = new rxvt_fontset (this);
815 rxvt_fontprop prop2 = prop;
816
817 if (res)
818 prop2.weight = prop2.slant = rxvt_fontprop::unset;
819 else
820 {
821 res = fontset[0]->fontdesc;
822
823 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
824 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
825 }
826
827 fs->populate (res);
828 fs->set_prop (prop2);
829 }
830#else
831 fontset[style] = fontset[0];
832#endif
833 }
834
835 if (parent[0])
836 {
837 resize_all_windows (0, 0, 0);
838 scr_remap_chars ();
839 scr_touch (true);
840 }
841
842 return true;
843}
844
845void rxvt_term::set_string_property (Atom prop, const char *str, int len)
846{
847 XChangeProperty (xdisp, parent[0],
848 prop, XA_STRING, 8, PropModeReplace,
849 (const unsigned char *)str, len >= 0 ? len : strlen (str));
850}
851
852void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
853{
854 wchar_t *ws = rxvt_mbstowcs (str, len);
855 char *s = rxvt_wcstoutf8 (ws);
856
857 XChangeProperty (xdisp, parent[0],
858 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
859 (const unsigned char *)s, strlen (s));
860
861 free (s);
862 free (ws);
863}
720 864
721/*----------------------------------------------------------------------*/ 865/*----------------------------------------------------------------------*/
722/*----------------------------------------------------------------------*/ 866/*----------------------------------------------------------------------*/
723/* xterm sequences - title, iconName, color (exptl) */ 867/* xterm sequences - title, iconName, color (exptl) */
724void 868void
725rxvt_term::set_title (const char *str) 869rxvt_term::set_title (const char *str)
726{ 870{
727#ifndef SMART_WINDOW_TITLE 871 set_string_property (XA_WM_NAME, str);
728 XStoreName(display->display, TermWin.parent[0], str); 872#if ENABLE_EWMH
729#else 873 set_utf8_property (xa[XA_NET_WM_NAME], str);
730 char *name;
731
732 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
733 name = NULL;
734 if (name == NULL || STRCMP(name, str))
735 XStoreName(display->display, TermWin.parent[0], str);
736 if (name)
737 XFree(name);
738#endif 874#endif
739} 875}
740 876
741void 877void
742rxvt_term::set_iconName (const char *str) 878rxvt_term::set_icon_name (const char *str)
743{ 879{
744#ifndef SMART_WINDOW_TITLE 880 set_string_property (XA_WM_ICON_NAME, str);
745 XSetIconName(display->display, TermWin.parent[0], str); 881#if ENABLE_EWMH
746#else 882 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
747 char *name;
748
749 if (XGetIconName(display->display, TermWin.parent[0], &name))
750 name = NULL;
751 if (name == NULL || STRCMP(name, str))
752 XSetIconName(display->display, TermWin.parent[0], str);
753 if (name)
754 XFree(name);
755#endif 883#endif
756} 884}
757 885
758#ifdef XTERM_COLOR_CHANGE 886#ifdef XTERM_COLOR_CHANGE
759void 887void
760rxvt_term::set_window_color (int idx, const char *color) 888rxvt_term::set_window_color (int idx, const char *color)
761{ 889{
762 rxvt_color xcol; 890 rxvt_color xcol;
763 int i; 891 int i;
764 892
765 if (color == NULL || *color == '\0') 893 if (color == NULL || *color == '\0')
766 return; 894 return;
767 895
896 color = strdup (color);
897 allocated.push_back ((void *)color);
898 rs[Rs_color + idx] = color;
899
768 /* handle color aliases */ 900 /* handle color aliases */
769 if (isdigit(*color)) 901 if (isdigit (*color))
770 { 902 {
771 i = atoi(color); 903 i = atoi (color);
904
772 if (i >= 8 && i <= 15) 905 if (i >= 8 && i <= 15)
773 { /* bright colors */ 906 { /* bright colors */
774 i -= 8; 907 i -= 8;
775# ifndef NO_BRIGHTCOLOR
776 PixColors[idx] = PixColors[minBrightCOLOR + i]; 908 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
777 SET_PIXCOLOR(idx);
778 goto Done; 909 goto done;
779# endif
780
781 } 910 }
911
782 if (i >= 0 && i <= 7) 912 if (i >= 0 && i <= 7)
783 { /* normal colors */ 913 { /* normal colors */
784 PixColors[idx] = PixColors[minCOLOR + i]; 914 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
785 SET_PIXCOLOR(idx);
786 goto Done; 915 goto done;
787 } 916 }
788 } 917 }
789 if (!rXParseAllocColor (& xcol, color)) 918
790 return; 919 set_color (xcol, color);
791 /* XStoreColor (display->display, XCMAP, XColor*); */
792 920
793 /* 921 /*
794 * FIXME: should free colors here, but no idea how to do it so instead, 922 * FIXME: should free colors here, but no idea how to do it so instead,
795 * so just keep gobbling up the colormap 923 * so just keep gobbling up the colormap
796 */ 924 */
797# if 0
798 for (i = Color_Black; i <= Color_White; i++)
799 if (PixColors[idx] == PixColors[i])
800 break;
801 if (i > Color_White)
802 {
803 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
804 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
805 DisplayPlanes(display->display, display->screen));
806 }
807# endif
808 925
809 PixColors[idx] = xcol; 926 pix_colors_focused[idx] = xcol;
810 SET_PIXCOLOR(idx);
811 927
812 /* XSetWindowAttributes attr; */ 928 /* XSetWindowAttributes attr; */
813 /* Cursor cursor; */ 929 /* Cursor cursor; */
814Done: 930done:
815 if (idx == Color_bg && !(Options & Opt_transparent))
816 XSetWindowBackground(display->display, TermWin.vt,
817 PixColors[Color_bg]);
818 931
932#if OFF_FOCUS_FADING
933 if (rs[Rs_fade])
934 {
935 rgba c;
936 pix_colors [Color_fade].get (this, c);
937 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
938 }
939#endif
940
819 /* handle Color_BD, scrollbar background, etc. */ 941 /*TODO: handle Color_BD, scrollbar background, etc. */
820 942
821 set_colorfgbg ();
822 recolour_cursor (); 943 recolour_cursor ();
823 /* the only reasonable way to enforce a clean update */ 944 scr_recolour ();
824 scr_poweron ();
825} 945}
826 946
827#else 947#else
828# define set_window_color (idx,color) ((void)0) 948# define set_window_color (idx,color) ((void)0)
829#endif /* XTERM_COLOR_CHANGE */ 949#endif /* XTERM_COLOR_CHANGE */
830 950
831void 951void
832rxvt_term::recolour_cursor () 952rxvt_term::recolour_cursor ()
833{ 953{
834#if TODO
835 rxvt_color xcol[2]; 954 XColor xcol[2];
836 955
837 xcol[0] = PixColors[Color_pointer]; 956 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
838 xcol[1] = PixColors[Color_bg]; 957 ? pix_colors_focused[Color_pointer_fg]
958 : pix_colors_focused[Color_fg];
959 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
960 ? pix_colors_focused[Color_pointer_bg]
961 : pix_colors_focused[Color_bg];
962
839 XQueryColors (display->display, XCMAP, xcol, 2); 963 XQueryColors (xdisp, cmap, xcol, 2);
840 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 964 XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
841#endif
842} 965}
843 966
844/*----------------------------------------------------------------------*/ 967/*----------------------------------------------------------------------*/
845/* 968/*
846 * find if fg/bg matches any of the normal (low-intensity) colors 969 * find if fg/bg matches any of the normal (low-intensity) colors
847 */ 970 */
848void 971void
849rxvt_term::set_colorfgbg () 972rxvt_term::set_colorfgbg ()
850{ 973{
851 unsigned int i; 974 unsigned int i;
852 const char *xpmb = "\0"; 975 const char *xpmb = "\0";
853 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 976 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
854 977
855 env_colorfgbg =
856 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
857 STRCPY(fstr, "default"); 978 strcpy (fstr, "default");
858 STRCPY(bstr, "default"); 979 strcpy (bstr, "default");
859 for (i = Color_Black; i <= Color_White; i++) 980 for (i = Color_Black; i <= Color_White; i++)
860 if (PixColors[Color_fg] == PixColors[i]) 981 if (pix_colors[Color_fg] == pix_colors[i])
861 { 982 {
862 sprintf(fstr, "%d", (i - Color_Black)); 983 sprintf (fstr, "%d", (i - Color_Black));
863 break; 984 break;
864 } 985 }
986
865 for (i = Color_Black; i <= Color_White; i++) 987 for (i = Color_Black; i <= Color_White; i++)
866 if (PixColors[Color_bg] == PixColors[i]) 988 if (pix_colors[Color_bg] == pix_colors[i])
867 { 989 {
868 sprintf(bstr, "%d", (i - Color_Black)); 990 sprintf (bstr, "%d", (i - Color_Black));
869#ifdef XPM_BACKGROUND 991#ifdef XPM_BACKGROUND
870 xpmb = "default;"; 992 xpmb = "default;";
871#endif 993#endif
872 break; 994 break;
873 } 995 }
996
874 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 997 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
875 putenv(env_colorfgbg);
876
877#ifndef NO_BRIGHTCOLOR
878 colorfgbg = DEFAULT_RSTYLE;
879 for (i = minCOLOR; i <= maxCOLOR; i++)
880 {
881 if (PixColors[Color_fg] == PixColors[i])
882 colorfgbg = SET_FGCOLOR(colorfgbg, i);
883 if (PixColors[Color_bg] == PixColors[i])
884 colorfgbg = SET_BGCOLOR(colorfgbg, i);
885 }
886#endif
887} 998}
888 999
889/*----------------------------------------------------------------------*/ 1000/*----------------------------------------------------------------------*/
890/*
891 * Colour determination for low colour displays, routine from
892 * Hans de Goede <hans@highrise.nl>
893 */
894 1001
895int 1002bool
896rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1003rxvt_term::set_color (rxvt_color &color, const char *name)
897{ 1004{
898 if (!screen_in_out->set (display, colour)) 1005 if (color.set (this, name))
899 {
900 rxvt_print_error("can't allocate colour: %s", colour);
901 return false;
902 }
903
904 return true; 1006 return true;
1007
1008 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1009 return false;
905} 1010}
906 1011
907/* -------------------------------------------------------------------- * 1012/* -------------------------------------------------------------------- *
908 * - WINDOW RESIZING - * 1013 * - WINDOW RESIZING - *
909 * -------------------------------------------------------------------- */ 1014 * -------------------------------------------------------------------- */
910void 1015void
911rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1016rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
912{ 1017{
913 int fix_screen; 1018 int fix_screen;
1019 int old_width = szHint.width;
1020 int old_height = szHint.height;
914 1021
915#ifdef SMART_RESIZE
916 int old_width = szHint.width, old_height = szHint.height;
917#endif
918
919 window_calc (width, height); 1022 window_calc (newwidth, newheight);
920 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1023 XSetWMNormalHints (xdisp, parent[0], &szHint);
1024
921 if (!ignoreparent) 1025 if (!ignoreparent)
922 { 1026 {
923#ifdef SMART_RESIZE 1027#ifdef SMART_RESIZE
924 /* 1028 /*
925 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1029 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
928 int x, y, x1, y1; 1032 int x, y, x1, y1;
929 int dx, dy; 1033 int dx, dy;
930 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1034 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
931 Window unused_cr; 1035 Window unused_cr;
932 1036
933 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1037 XTranslateCoordinates (xdisp, parent[0], display->root,
934 0, 0, &x, &y, &unused_cr); 1038 0, 0, &x, &y, &unused_cr);
935 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1039 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
936 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1040 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
937 /* 1041 /*
938 * if display->root isn't the parent window, a WM will probably have offset 1042 * if display->root isn't the parent window, a WM will probably have offset
939 * our position for handles and decorations. Counter it 1043 * our position for handles and decorations. Counter it
940 */ 1044 */
942 { 1046 {
943 x -= x1; 1047 x -= x1;
944 y -= y1; 1048 y -= y1;
945 } 1049 }
946 1050
947 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1051 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
948 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1052 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
949 dx = old_width - szHint.width; 1053 dx = old_width - szHint.width;
950 dy = old_height - szHint.height; 1054 dy = old_height - szHint.height;
951 1055
952 /* Check position of the center of the window */ 1056 /* Check position of the center of the window */
953 if (x < x1) /* left half */ 1057 if (x < x1) /* left half */
954 dx = 0; 1058 dx = 0;
957 if (y < y1) /* top half */ 1061 if (y < y1) /* top half */
958 dy = 0; 1062 dy = 0;
959 else if (y == y1) /* exact center */ 1063 else if (y == y1) /* exact center */
960 dy /= 2; 1064 dy /= 2;
961 1065
962 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1066 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
963 szHint.width, szHint.height); 1067 szHint.width, szHint.height);
964#else 1068#else
965 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1069 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
966 szHint.height);
967#endif 1070#endif
968
969 } 1071 }
970 1072
971 fix_screen = (TermWin.ncol != prev_ncol 1073 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
972 || TermWin.nrow != prev_nrow);
973 1074
974 if (fix_screen || width != old_width || height != old_height) 1075 if (fix_screen || newwidth != old_width || newheight != old_height)
975 { 1076 {
976 if (scrollbar_visible ()) 1077 if (scrollBar.state)
977 { 1078 {
978 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1079 XMoveResizeWindow (xdisp, scrollBar.win,
1080 window_sb_x, 0,
979 0, scrollbar_TotalWidth (), szHint.height); 1081 scrollbar_TotalWidth (), szHint.height);
980 resize_scrollbar (); 1082 resize_scrollbar ();
981 } 1083 }
982 1084
983 if (menubar_visible ()) 1085 XMoveResizeWindow (xdisp, vt,
984 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1086 window_vt_x, window_vt_y,
985 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
986
987 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
988 window_vt_y, TermWin_TotalWidth (),
989 TermWin_TotalHeight ()); 1087 width, height);
990#ifdef RXVT_GRAPHICS 1088
991 if (old_height)
992 Gr_Resize (old_width - szHint.base_width,
993 old_height - szHint.base_height);
994#endif
995 scr_clear (); 1089 scr_clear ();
996#ifdef XPM_BACKGROUND 1090#ifdef XPM_BACKGROUND
997 resize_pixmap (); 1091 resize_pixmap ();
998#endif 1092#endif
999
1000 } 1093 }
1001 1094
1002 if (fix_screen || old_height == 0) 1095 if (fix_screen || old_height == 0)
1003 {
1004 int curr_screen = -1;
1005 int old_ncol = prev_ncol;
1006
1007 /* scr_reset only works on the primary screen */
1008 if (old_height) /* this is not the first time through */
1009 {
1010 unsigned int ncol = TermWin.ncol;
1011 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1012 curr_screen = scr_change_screen (PRIMARY);
1013 TermWin.ncol = ncol;
1014 }
1015
1016 scr_reset(); 1096 scr_reset ();
1017 1097
1018 if (curr_screen >= 0) /* this is not the first time through */ 1098#ifdef XPM_BACKGROUND
1019 { 1099 if (pixmap)
1020 scr_change_screen (curr_screen); 1100 scr_touch (false);
1021 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1101#endif
1022 }
1023 }
1024
1025 old_width = szHint.width;
1026 old_height = szHint.height;
1027 1102
1028#ifdef USE_XIM 1103#ifdef USE_XIM
1029 IMSetStatusPosition (); 1104 IMSetStatusPosition ();
1030#endif 1105#endif
1031} 1106}
1033/* 1108/*
1034 * Set the width/height of the vt window in characters. Units are pixels. 1109 * Set the width/height of the vt window in characters. Units are pixels.
1035 * good for toggling 80/132 columns 1110 * good for toggling 80/132 columns
1036 */ 1111 */
1037void 1112void
1038rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1113rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1039{ 1114{
1040 XWindowAttributes wattr; 1115 XWindowAttributes wattr;
1041 1116
1042 if (width == 0 || height == 0) 1117 if (newwidth == 0 || newheight == 0)
1043 { 1118 {
1044 XGetWindowAttributes(display->display, display->root, &wattr); 1119 XGetWindowAttributes (xdisp, display->root, &wattr);
1120
1045 if (width == 0) 1121 if (newwidth == 0)
1046 width = wattr.width - szHint.base_width; 1122 newwidth = wattr.width - szHint.base_width;
1047 if (height == 0) 1123 if (newheight == 0)
1048 height = wattr.height - szHint.base_height; 1124 newheight = wattr.height - szHint.base_height;
1049 }
1050 if (width != TermWin.width || height != TermWin.height)
1051 { 1125 }
1126
1127 if (newwidth != width || newheight != height)
1128 {
1052 width += szHint.base_width; 1129 newwidth += szHint.base_width;
1053 height += szHint.base_height; 1130 newheight += szHint.base_height;
1054 resize_all_windows (width, height, 0); 1131 resize_all_windows (newwidth, newheight, 0);
1055 } 1132 }
1056} 1133}
1057 1134
1058/* -------------------------------------------------------------------- * 1135/* -------------------------------------------------------------------- *
1059 * - X INPUT METHOD ROUTINES - * 1136 * - X INPUT METHOD ROUTINES - *
1060 * -------------------------------------------------------------------- */ 1137 * -------------------------------------------------------------------- */
1061#ifdef USE_XIM 1138#ifdef USE_XIM
1062void
1063rxvt_term::set_size (XRectangle *size)
1064{
1065 size->x = TermWin.int_bwidth;
1066 size->y = TermWin.int_bwidth;
1067 size->width = Width2Pixel(TermWin.ncol);
1068 size->height = Height2Pixel(TermWin.nrow);
1069}
1070 1139
1071void 1140void
1072rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1141rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1073{ 1142{
1074 *fg = PixColors[Color_fg]; 1143 fg = pix_colors[Color_fg];
1075 *bg = PixColors[Color_bg]; 1144 bg = pix_colors[Color_bg];
1145}
1146
1147void
1148rxvt_term::im_set_size (XRectangle &size)
1149{
1150 // the int_bwidth terms make no sense to me
1151 size.x = int_bwidth;
1152 size.y = int_bwidth;
1153 size.width = Width2Pixel (ncol) + int_bwidth;
1154 size.height = Height2Pixel (nrow) + int_bwidth;
1155}
1156
1157void
1158rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1159 XRectangle &status_rect,
1160 const XRectangle &needed_rect)
1161{
1162 preedit_rect.x = needed_rect.width;
1163 preedit_rect.y = 0;
1164 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1165 preedit_rect.height = fheight;
1166
1167 status_rect.x = 0;
1168 status_rect.y = 0;
1169 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1170 status_rect.height = fheight;
1076} 1171}
1077 1172
1078/* Checking whether input method is running. */ 1173/* Checking whether input method is running. */
1079bool 1174bool
1080rxvt_term::IMisRunning () 1175rxvt_term::IMisRunning ()
1081{ 1176{
1082 char *p; 1177 char *p;
1083 Atom atom; 1178 Atom atom;
1084 Window win; 1179 Window win;
1085 char server[IMBUFSIZ]; 1180 char server[IMBUFSIZ];
1086 1181
1087 /* get current locale modifier */ 1182 /* get current locale modifier */
1088 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1183 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1089 { 1184 {
1090 STRCPY(server, "@server="); 1185 strcpy (server, "@server=");
1091 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1186 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1187
1092 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1188 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1093 *p = '\0'; 1189 *p = '\0';
1094 1190
1095 atom = XInternAtom(display->display, server, False); 1191 atom = XInternAtom (xdisp, server, False);
1096 win = XGetSelectionOwner(display->display, atom); 1192 win = XGetSelectionOwner (xdisp, atom);
1193
1097 if (win != None) 1194 if (win != None)
1098 return True; 1195 return True;
1099 } 1196 }
1197
1100 return False; 1198 return False;
1101} 1199}
1102 1200
1103void 1201void
1104rxvt_term::IMSendSpot () 1202rxvt_term::IMSendSpot ()
1105{ 1203{
1106 XPoint spot; 1204 XPoint nspot;
1107 XVaNestedList preedit_attr; 1205 XVaNestedList preedit_attr;
1108 1206
1109 if (Input_Context == NULL 1207 if (!Input_Context
1110 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1208 || !focus
1111 || !(event_type == KeyPress 1209 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1112 || event_type == Expose
1113 || event_type == NoExpose
1114 || event_type == SelectionNotify
1115 || event_type == ButtonRelease || event_type == FocusIn)
1116 || !IMisRunning ())
1117 return; 1210 return;
1118 1211
1119 set_position (&spot); 1212 im_set_position (nspot);
1120 1213
1214 if (nspot.x == spot.x && nspot.y == spot.y)
1215 return;
1216
1217 spot = nspot;
1218
1121 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1219 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1122 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1220 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1123 XFree(preedit_attr); 1221 XFree (preedit_attr);
1124} 1222}
1125 1223
1126void 1224void
1127rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1225rxvt_term::im_destroy ()
1128 XRectangle * needed_rect)
1129{ 1226{
1130 int mbh, vtx = 0; 1227 if (input_method)
1228 {
1229 if (Input_Context && input_method->xim)
1230 XDestroyIC (Input_Context);
1131 1231
1132 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1232 display->put_xim (input_method);
1133 vtx = scrollbar_TotalWidth(); 1233 input_method = 0;
1234 }
1134 1235
1135 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1136 mbh -= TermWin.lineSpace;
1137
1138 preedit_rect->x = needed_rect->width + vtx;
1139 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1140
1141 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1142 preedit_rect->height = Height2Pixel(1);
1143
1144 status_rect->x = vtx;
1145 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1146
1147 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1148 status_rect->height = Height2Pixel(1);
1149}
1150
1151/* ARGSUSED */
1152/* EXTPROTO */
1153void
1154rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1155 __attribute__ ((unused)), XPointer call_data
1156 __attribute__ ((unused)))
1157{
1158 GET_R->Input_Context = NULL; 1236 Input_Context = 0;
1159 /* To avoid Segmentation Fault in C locale: Solaris only? */
1160 if (STRCMP (GET_R->locale, "C"))
1161 XRegisterIMInstantiateCallback(GET_R->display->display, NULL, NULL, NULL,
1162 rxvt_IMInstantiateCallback, NULL);
1163} 1237}
1238
1239#ifdef ENABLE_XIM_ONTHESPOT
1240
1241static void
1242xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1243{
1244 ((rxvt_term *)client_data)->make_current ();
1245 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1246}
1247
1248static void
1249xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1250{
1251 ((rxvt_term *)client_data)->make_current ();
1252 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1253}
1254
1255static void
1256xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1257{
1258 rxvt_term *term = (rxvt_term *)client_data;
1259 XIMText *text = call_data->text;
1260
1261 term->make_current ();
1262
1263 if (text)
1264 {
1265 void *str;
1266
1267 if (!text->encoding_is_wchar && text->string.multi_byte)
1268 {
1269 // of course, X makes it ugly again
1270 if (term->rs[Rs_imLocale])
1271 SET_LOCALE (term->rs[Rs_imLocale]);
1272
1273 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1274 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1275
1276 if (term->rs[Rs_imLocale])
1277 SET_LOCALE (term->locale);
1278 }
1279 else
1280 str = (void *)text->string.wide_char;
1281
1282 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1283 DT_INT, call_data->caret,
1284 DT_INT, call_data->chg_first,
1285 DT_INT, call_data->chg_length,
1286 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1287 DT_WCS_LEN, str, str ? (int)text->length : 0,
1288 DT_END));
1289 }
1290 else
1291 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1292 DT_INT, call_data->caret,
1293 DT_INT, call_data->chg_first,
1294 DT_INT, call_data->chg_length,
1295 DT_END));
1296}
1297
1298#if 0
1299static void
1300xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1301{
1302 ((rxvt_term *)client_data)->make_current ();
1303 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1304 DT_INT, call_data->position,
1305 DT_INT, call_data->direction,
1306 DT_INT, call_data->style,
1307 DT_END));
1308}
1309#endif
1310
1311#endif
1164 1312
1165/* 1313/*
1166 * Try to open a XIM with the current modifiers, then see if we can 1314 * Try to open a XIM with the current modifiers, then see if we can
1167 * open a suitable preedit type 1315 * open a suitable preedit type
1168 */ 1316 */
1169bool 1317bool
1170rxvt_term::IM_get_IC () 1318rxvt_term::IM_get_IC (const char *modifiers)
1171{ 1319{
1172 int i, j, found; 1320 int i, j, found;
1173 XIM xim; 1321 XIM xim;
1174 XPoint spot; 1322 XPoint spot;
1175 XRectangle rect, status_rect, needed_rect; 1323 XRectangle rect, status_rect, needed_rect;
1176 unsigned long fg, bg; 1324 unsigned long fg, bg;
1177 const char *p; 1325 const char *p;
1178 char **s; 1326 char **s;
1179 XIMStyles *xim_styles; 1327 XIMStyles *xim_styles;
1180 XVaNestedList preedit_attr, status_attr; 1328#ifdef ENABLE_XIM_ONTHESPOT
1181 XIMCallback ximcallback; 1329 XIMCallback xcb[4];
1330#endif
1182 1331
1183 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1332 set_environ (envv);
1184 xim = XOpenIM (display->display, NULL, NULL, NULL); 1333
1185 if (xim == NULL) 1334 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1186 return False; 1335 return false;
1336
1337 input_method = display->get_xim (locale, modifiers);
1338 if (input_method == NULL)
1339 return false;
1340
1341 xim = input_method->xim;
1342 spot.x = spot.y = -1;
1187 1343
1188 xim_styles = NULL; 1344 xim_styles = NULL;
1189 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1345 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1190 || !xim_styles || !xim_styles->count_styles) 1346 || !xim_styles || !xim_styles->count_styles)
1191 { 1347 {
1192 XCloseIM(xim); 1348 im_destroy ();
1193 return False; 1349 return false;
1350 }
1351
1352 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1353
1354 for (int pi = 0; pi < 2; pi++)
1194 } 1355 {
1356 p = pet[pi];
1195 1357
1196 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1358 if (!p)
1197 : "OverTheSpot,OffTheSpot,Root"; 1359 continue;
1360
1198 s = rxvt_splitcommastring(p); 1361 s = rxvt_splitcommastring (p);
1362
1199 for (i = found = 0; !found && s[i]; i++) 1363 for (i = found = 0; !found && s[i]; i++)
1200 { 1364 {
1201 if (!STRCMP(s[i], "OverTheSpot")) 1365 if (!strcmp (s[i], "OverTheSpot"))
1202 input_style = (XIMPreeditPosition | XIMStatusNothing); 1366 input_style = XIMPreeditPosition | XIMStatusNothing;
1203 else if (!STRCMP(s[i], "OffTheSpot")) 1367 else if (!strcmp (s[i], "OffTheSpot"))
1204 input_style = (XIMPreeditArea | XIMStatusArea); 1368 input_style = XIMPreeditArea | XIMStatusArea;
1205 else if (!STRCMP(s[i], "Root")) 1369 else if (!strcmp (s[i], "Root"))
1206 input_style = (XIMPreeditNothing | XIMStatusNothing); 1370 input_style = XIMPreeditNothing | XIMStatusNothing;
1371 else if (!strcmp (s[i], "None"))
1372 input_style = XIMPreeditNone | XIMStatusNone;
1373#ifdef ENABLE_XIM_ONTHESPOT
1374 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1375 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1376#endif
1377 else
1378 input_style = XIMPreeditNothing | XIMStatusNothing;
1207 1379
1208 for (j = 0; j < xim_styles->count_styles; j++) 1380 for (j = 0; j < xim_styles->count_styles; j++)
1209 if (input_style == xim_styles->supported_styles[j]) 1381 if (input_style == xim_styles->supported_styles[j])
1210 { 1382 {
1383 rxvt_freecommastring (s);
1384
1211 found = 1; 1385 found = 1;
1212 break; 1386 goto foundpet;
1387 }
1388
1213 } 1389 }
1390
1391 rxvt_freecommastring (s);
1214 } 1392 }
1215 for (i = 0; s[i]; i++) 1393
1216 free(s[i]); 1394foundpet:
1217 free(s); 1395
1218 XFree(xim_styles); 1396 XFree (xim_styles);
1219 1397
1220 if (!found) 1398 if (!found)
1221 { 1399 {
1222 XCloseIM(xim); 1400 im_destroy ();
1223 return False; 1401 return false;
1402 }
1403
1404 XFontSet fs = 0;
1405 XVaNestedList preedit_attr = 0, status_attr = 0;
1406
1407 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1224 } 1408 {
1409 // fake us a font-set, please
1410 char **missing_charset_list;
1411 int missing_charset_count;
1412 char *def_string;
1413 char pat[512];
1225 1414
1226 ximcallback.callback = rxvt_IMDestroyCallback; 1415 sprintf (pat,
1416 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1417 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1418 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1419 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1420 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1421 "*",
1422 fheight,
1423 fheight + 1, fheight - 1,
1424 fheight - 2, fheight + 2);
1227 1425
1228 /* XXX: not sure why we need this (as well as IC one below) */ 1426 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1229 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1427 &missing_charset_list, &missing_charset_count, &def_string);
1230 1428
1231 preedit_attr = status_attr = NULL; 1429 if (missing_charset_list)
1430 XFreeStringList (missing_charset_list);
1431
1432 if (!fs)
1433 {
1434 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1435 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1436 }
1437 }
1232 1438
1233 if (input_style & XIMPreeditPosition) 1439 if (input_style & XIMPreeditPosition)
1234 { 1440 {
1235 set_size (&rect); 1441 im_set_size (rect);
1236 set_position (&spot); 1442 im_set_position (spot);
1237 set_color (&fg, &bg); 1443 im_set_color (fg, bg);
1238 1444
1239 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1445 preedit_attr = XVaCreateNestedList (0,
1446 XNForeground, fg,
1447 XNBackground, bg,
1448 XNArea, &rect,
1240 XNSpotLocation, &spot, 1449 XNSpotLocation, &spot,
1241 XNForeground, fg, XNBackground, bg,
1242 //XNFontSet, TermWin.fontset, 1450 XNFontSet, fs,
1243 NULL); 1451 NULL);
1244 } 1452 }
1245 else if (input_style & XIMPreeditArea) 1453 else if (input_style & XIMPreeditArea)
1246 { 1454 {
1247 set_color (&fg, &bg); 1455 im_set_color (fg, bg);
1248 1456
1249 /* 1457 /*
1250 * The necessary width of preedit area is unknown 1458 * The necessary width of preedit area is unknown
1251 * until create input context. 1459 * until create input context.
1252 */ 1460 */
1253 needed_rect.width = 0; 1461 needed_rect.width = 0;
1254
1255 set_preedit_area(&rect, &status_rect, &needed_rect); 1462 im_set_preedit_area (rect, status_rect, needed_rect);
1256 1463
1257 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1464 preedit_attr = XVaCreateNestedList (0,
1465 XNForeground, fg,
1258 XNForeground, fg, XNBackground, bg, 1466 XNBackground, bg,
1467 XNArea, &rect,
1468 XNFontSet, fs,
1469 NULL);
1470 status_attr = XVaCreateNestedList (0,
1471 XNForeground, fg,
1472 XNBackground, bg,
1473 XNArea, &status_rect,
1259 //XNFontSet, TermWin.fontset, 1474 XNFontSet, fs,
1260 NULL); 1475 NULL);
1261 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1476 }
1262 XNForeground, fg, XNBackground, bg, 1477#if ENABLE_XIM_ONTHESPOT
1263 //XNFontSet, TermWin.fontset, 1478 else if (input_style & XIMPreeditCallbacks)
1479 {
1480 im_set_position (spot);
1481
1482 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1483 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1484 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1485# if 0
1486 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1487# endif
1488
1489 preedit_attr = XVaCreateNestedList (0,
1490 XNSpotLocation, &spot,
1491 XNPreeditStartCallback, &xcb[0],
1492 XNPreeditDoneCallback , &xcb[1],
1493 XNPreeditDrawCallback , &xcb[2],
1494# if 0
1495 XNPreeditCaretCallback, &xcb[3],
1496# endif
1264 NULL); 1497 NULL);
1265 } 1498 }
1266 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1499#endif
1500
1501 Input_Context = XCreateIC (xim,
1502 XNInputStyle, input_style,
1267 XNClientWindow, TermWin.parent[0], 1503 XNClientWindow, vt,
1268 XNFocusWindow, TermWin.parent[0], 1504 XNFocusWindow, parent[0],
1269 XNDestroyCallback, &ximcallback,
1270 preedit_attr ? XNPreeditAttributes : NULL, 1505 preedit_attr ? XNPreeditAttributes : NULL,
1271 preedit_attr, 1506 preedit_attr,
1272 status_attr ? XNStatusAttributes : NULL, 1507 status_attr ? XNStatusAttributes : NULL,
1273 status_attr, NULL); 1508 status_attr, NULL);
1274 if (preedit_attr) 1509
1275 XFree(preedit_attr); 1510 if (preedit_attr) XFree (preedit_attr);
1276 if (status_attr) 1511 if (status_attr) XFree (status_attr);
1277 XFree(status_attr); 1512 if (fs) XFreeFontSet (xdisp, fs);
1513
1278 if (Input_Context == NULL) 1514 if (Input_Context == NULL)
1279 { 1515 {
1280 rxvt_print_error("failed to create input context"); 1516 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1281 XCloseIM(xim); 1517 im_destroy ();
1282 return False; 1518 return false;
1283 } 1519 }
1520
1521#if 0
1522 // unfortunately, only the focus window is used by XIM, hard to fix
1523 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1524 vt_select_input ();
1525#endif
1526
1284 if (input_style & XIMPreeditArea) 1527 if (input_style & XIMPreeditArea)
1285 IMSetStatusPosition (); 1528 IMSetStatusPosition ();
1286 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1529
1287 return True; 1530 return true;
1288} 1531}
1289 1532
1290/*
1291 * X manual pages and include files don't match on some systems:
1292 * some think this is an XIDProc and others an XIMProc so we can't
1293 * use the first argument - need to update this to be nice for
1294 * both types via some sort of configure detection
1295 */
1296/* ARGSUSED */
1297/* EXTPROTO */
1298void 1533void
1299rxvt_IMInstantiateCallback(Display * unused 1534rxvt_term::im_cb ()
1300 __attribute__ ((unused)), XPointer client_data
1301 __attribute__ ((unused)), XPointer call_data
1302 __attribute__ ((unused)))
1303{ 1535{
1304 int i, found, had_im; 1536 int i;
1305 const char *p; 1537 const char *p;
1306 char **s; 1538 char **s;
1307 char buf[IMBUFSIZ]; 1539 char buf[IMBUFSIZ];
1308 1540
1309 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1541 make_current ();
1542
1543 im_destroy ();
1544
1310 if (GET_R->Input_Context) 1545 if (Input_Context)
1311 return; 1546 return;
1312 1547
1313#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1548#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1314 if (GET_R->rs[Rs_imLocale]) 1549 if (rs[Rs_imLocale])
1315 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1550 SET_LOCALE (rs[Rs_imLocale]);
1316#endif 1551#endif
1317 1552
1318 p = GET_R->rs[Rs_inputMethod]; 1553 p = rs[Rs_inputMethod];
1319 if (p && *p) 1554 if (p && *p)
1320 { 1555 {
1321 bool found = false; 1556 bool found = false;
1322 1557
1323 s = rxvt_splitcommastring (p); 1558 s = rxvt_splitcommastring (p);
1559
1324 for (i = 0; s[i]; i++) 1560 for (i = 0; s[i]; i++)
1325 { 1561 {
1326 if (*s[i]) 1562 if (*s[i])
1327 { 1563 {
1328 STRCPY (buf, "@im="); 1564 strcpy (buf, "@im=");
1329 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1565 strncat (buf, s[i], IMBUFSIZ - 5);
1330 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1566 if (IM_get_IC (buf))
1331 { 1567 {
1332 found = true; 1568 found = true;
1333 break; 1569 break;
1334 } 1570 }
1335 } 1571 }
1336 } 1572 }
1337 for (i = 0; s[i]; i++) 1573
1338 free(s[i]); 1574 rxvt_freecommastring (s);
1339 free(s);
1340 1575
1341 if (found) 1576 if (found)
1342 goto done; 1577 goto done;
1343 } 1578 }
1344 1579
1345 /* try with XMODIFIERS env. var. */ 1580 /* try with XMODIFIERS env. var. */
1346 if ((p = XSetLocaleModifiers ("")) && *p 1581 if (IM_get_IC (""))
1347 && GET_R->IM_get_IC ())
1348 goto done; 1582 goto done;
1349 1583
1350 /* try with no modifiers base IF the user didn't specify an IM */ 1584 /* try with no modifiers base IF the user didn't specify an IM */
1351 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1585 if (IM_get_IC ("@im=none"))
1352 && GET_R->IM_get_IC () == True)
1353 goto done; 1586 goto done;
1354 1587
1355done: 1588done:
1356#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1589#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357 if (GET_R->rs[Rs_imLocale]) 1590 if (rs[Rs_imLocale])
1358 setlocale (LC_CTYPE, GET_R->locale); 1591 SET_LOCALE (locale);
1359#endif 1592#endif
1360} 1593}
1361 1594
1362void 1595void
1363rxvt_term::IMSetStatusPosition () 1596rxvt_term::IMSetStatusPosition ()
1364{ 1597{
1365 XRectangle preedit_rect, status_rect, *needed_rect; 1598 XRectangle preedit_rect, status_rect, *needed_rect;
1366 XVaNestedList preedit_attr, status_attr; 1599 XVaNestedList preedit_attr, status_attr;
1367 1600
1368 if (Input_Context == NULL 1601 if (!Input_Context
1602 || !focus
1369 || !TermWin.focus || !(input_style & XIMPreeditArea) 1603 || !(input_style & XIMPreeditArea)
1370 || !IMisRunning ()) 1604 || !IMisRunning ())
1371 return; 1605 return;
1372 1606
1373 /* Getting the necessary width of preedit area */ 1607 /* Getting the necessary width of preedit area */
1374 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1608 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1375 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1609 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1376 XFree(status_attr); 1610 XFree (status_attr);
1377 1611
1378 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1612 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1613 XFree (needed_rect);
1379 1614
1380 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1615 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1381 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1616 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1382 1617
1383 XSetICValues(Input_Context, 1618 XSetICValues (Input_Context,
1384 XNPreeditAttributes, preedit_attr, 1619 XNPreeditAttributes, preedit_attr,
1385 XNStatusAttributes, status_attr, NULL); 1620 XNStatusAttributes, status_attr, NULL);
1386 1621
1387 XFree(preedit_attr); 1622 XFree (preedit_attr);
1388 XFree(status_attr); 1623 XFree (status_attr);
1389} 1624}
1390#endif /* USE_XIM */ 1625#endif /* USE_XIM */
1391 1626
1392/*----------------------------------------------------------------------*/
1393rxvt_t rxvt_current_term;
1394
1395/*----------------------- end-of-file (C source) -----------------------*/ 1627/*----------------------- end-of-file (C source) -----------------------*/

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