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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.30 by pcg, Thu Feb 12 01:53:25 2004 UTC vs.
Revision 1.217 by root, Thu Feb 2 18:00:23 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)
186{
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;
204}
205
206rxvt_term::~rxvt_term ()
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
99#ifdef USE_XIM 223#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 224 im_destroy ();
101#endif 225#endif
102{ 226#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 227 if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
104} 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);
105 251
106rxvt_term::~rxvt_term () 252 delete drawable;
107{ 253 // destroy all windows
108 if (cmd_fd >= 0) 254 if (parent[0])
109 close (cmd_fd); 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);
110 275
111 scr_release (); 276 scr_release ();
112 277
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);
113 free (locale); 286 free (locale);
114 free (codeset); 287 free (v_buffer);
288 free (incr_buf);
115 289
116#ifndef NO_SETOWNER_TTYDEV 290 delete envv;
117 privileged_ttydev (RESTORE); 291 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 292
123 // TODO: free pixcolours, colours should become part of rxvt_display 293#ifdef KEYSYM_RESOURCE
294 delete keyboard;
295#endif
296}
124 297
125 delete PixColors; 298// child has exited, usually destroys
299void
300rxvt_term::child_cb (child_watcher &w, int status)
301{
302 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
126 303
127 displays.put (display); 304 cmd_pid = 0;
305
306 if (!OPTION (Opt_hold))
307 destroy ();
128} 308}
129 309
130void 310void
131rxvt_term::destroy () 311rxvt_term::destroy ()
132{ 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
133 if (display) 322 if (display)
134 { 323 {
135 if (TermWin.parent[0]) 324#if USE_XIM
136 XDestroyWindow (display->display, TermWin.parent[0]); 325 im_ev.stop (display);
137 326#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 ();
138 termwin_ev.stop (display); 334 termwin_ev.stop (display);
139 vt_ev.stop (display); 335 vt_ev.stop (display);
140
141#ifdef USE_XIM
142 im_destroy ();
143 im_ev.stop (display);
144#endif
145#ifdef HAVE_SCROLLBARS
146 scrollbar_ev.stop (display);
147#endif
148#ifdef MENUBAR
149 menubar_ev.stop (display);
150#endif
151 } 336 }
152 337
153 check_ev.stop (); 338 check_ev.stop ();
154 pty_ev.stop (); 339 pty_ev.stop ();
155#ifdef CURSOR_BLINK 340#ifdef CURSOR_BLINK
156 cursor_blink_ev.stop (); 341 cursor_blink_ev.stop ();
157#endif 342#endif
158#ifdef TEXT_BLINK 343#ifdef TEXT_BLINK
159 text_blink_ev.stop (); 344 text_blink_ev.stop ();
160#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
161#ifdef POINTER_BLANK 352#ifdef POINTER_BLANK
162 pointer_ev.stop (); 353 pointer_ev.stop ();
163#endif 354#endif
164 355
165 destroy_ev.start (0); 356 destroy_ev.start (0);
166} 357}
167 358
168void 359void
169rxvt_term::destroy_cb (time_watcher &w) 360rxvt_term::destroy_cb (time_watcher &w)
170{ 361{
171 SET_R (this); 362 make_current ();
172 363
173 delete this; 364 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} 365}
348 366
349/*----------------------------------------------------------------------*/ 367/*----------------------------------------------------------------------*/
350/* 368/*
351 * Exit gracefully, clearing the utmp entry and restoring tty attributes 369 * Exit gracefully, clearing the utmp entry and restoring tty attributes
352 * 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
353 */ 371 */
354/* 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 */
355void 545 void
356rxvt_clean_exit () 546 sig_term (sig_watcher &w)
547 {
548 rxvt_emergency_cleanup ();
549 signal (w.signum, SIG_DFL);
550 kill (getpid (), w.signum);
551 }
552
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 ()
357{ 564{
358 // TODO: rxvtd should clean up all ressources 565 ptytty::init ();
359 if (GET_R) 566
360 GET_R->destroy (); 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 ();
361} 583}
362 584
363/* ------------------------------------------------------------------------- * 585/* ------------------------------------------------------------------------- *
364 * MEMORY ALLOCATION WRAPPERS * 586 * MEMORY ALLOCATION WRAPPERS *
365 * ------------------------------------------------------------------------- */ 587 * ------------------------------------------------------------------------- */
366/* EXTPROTO */ 588void *
367void *
368rxvt_malloc(size_t size) 589rxvt_malloc (size_t size)
369{ 590{
370 void *p;
371
372 p = malloc(size); 591 void *p = malloc (size);
592
373 if (p) 593 if (!p)
594 rxvt_fatal ("memory allocation failure. aborting.\n");
595
374 return p; 596 return p;
375
376 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
377 rxvt_clean_exit();
378 exit(EXIT_FAILURE);
379 /* NOTREACHED */
380} 597}
381 598
382/* EXTPROTO */ 599void *
383void *
384rxvt_calloc(size_t number, size_t size) 600rxvt_calloc (size_t number, size_t size)
385{ 601{
386 void *p;
387
388 p = calloc(number, size); 602 void *p = calloc (number, size);
603
389 if (p) 604 if (!p)
605 rxvt_fatal ("memory allocation failure. aborting.\n");
606
390 return p; 607 return p;
391
392 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
393 rxvt_clean_exit();
394 exit(EXIT_FAILURE);
395 /* NOTREACHED */
396} 608}
397 609
398/* EXTPROTO */ 610void *
399void *
400rxvt_realloc(void *ptr, size_t size) 611rxvt_realloc (void *ptr, size_t size)
401{ 612{
402 void *p;
403
404 if (ptr)
405 p = realloc(ptr, size); 613 void *p = realloc (ptr, size);
406 else 614
407 p = malloc(size);
408 if (p) 615 if (!p)
616 rxvt_fatal ("memory allocation failure. aborting.\n");
617
409 return p; 618 return p;
410
411 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
412 rxvt_clean_exit();
413 exit(EXIT_FAILURE);
414 /* NOTREACHED */
415} 619}
416
417/* ------------------------------------------------------------------------- *
418 * PRIVILEGED OPERATIONS *
419 * ------------------------------------------------------------------------- */
420/* take care of suid/sgid super-user (root) privileges */
421void
422rxvt_term::privileges (int mode)
423{
424#if ! defined(__CYGWIN32__)
425# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
426 /* setreuid() is the poor man's setuid(), seteuid() */
427# define seteuid(a) setreuid(-1, (a))
428# define setegid(a) setregid(-1, (a))
429# define HAVE_SETEUID
430# endif
431# ifdef HAVE_SETEUID
432 switch (mode)
433 {
434 case IGNORE:
435 /*
436 * change effective uid/gid - not real uid/gid - so we can switch
437 * back to root later, as required
438 */
439 seteuid(getuid());
440 setegid(getgid());
441 break;
442 case SAVE:
443 euid = geteuid();
444 egid = getegid();
445 break;
446 case RESTORE:
447 seteuid(euid);
448 setegid(egid);
449 break;
450 }
451# else
452 switch (mode)
453 {
454 case IGNORE:
455 setuid(getuid());
456 setgid(getgid());
457 /* FALLTHROUGH */
458 case SAVE:
459 /* FALLTHROUGH */
460 case RESTORE:
461 break;
462 }
463# endif
464#endif
465}
466
467#ifdef UTMP_SUPPORT
468void
469rxvt_term::privileged_utmp (char action)
470{
471 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
472 action, next_utmp_action, getpid()));
473 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
474 || (Options & Opt_utmpInhibit)
475 || ttydev == NULL || *ttydev == '\0')
476 return;
477
478 privileges (RESTORE);
479 if (action == SAVE)
480 {
481 next_utmp_action = RESTORE;
482 makeutent (ttydev, rs[Rs_display_name]);
483 }
484 else
485 { /* action == RESTORE */
486 next_utmp_action = IGNORE;
487 cleanutent ();
488 }
489 privileges (IGNORE);
490}
491#endif
492
493#ifndef NO_SETOWNER_TTYDEV
494void
495rxvt_term::privileged_ttydev (char action)
496{
497 D_MAIN((stderr,
498 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
499 action, next_tty_action, getpid()));
500 if (next_tty_action != action || (action != SAVE && action != RESTORE)
501 || ttydev == NULL || *ttydev == '\0')
502 return;
503
504 privileges (RESTORE);
505
506 if (action == SAVE)
507 {
508 next_tty_action = RESTORE;
509# ifndef RESET_TTY_TO_COMMON_DEFAULTS
510 /* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
511 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
512 next_tty_action = IGNORE;
513 else
514# endif
515
516 {
517 chown(ttydev, getuid(), ttygid); /* fail silently */
518 chmod(ttydev, ttymode);
519# ifdef HAVE_REVOKE
520 revoke(ttydev);
521# endif
522
523 }
524 }
525 else
526 { /* action == RESTORE */
527 next_tty_action = IGNORE;
528# ifndef RESET_TTY_TO_COMMON_DEFAULTS
529 chmod(ttydev, ttyfd_stat.st_mode);
530 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
531# else
532 chmod(ttydev,
533 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
534 chown(ttydev, 0, 0);
535# endif
536
537 }
538
539 privileges (IGNORE);
540
541# ifndef RESET_TTY_TO_COMMON_DEFAULTS
542 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
543 action == RESTORE ? "Restoring" : (action ==
544 SAVE ? "Saving" :
545 "UNKNOWN ERROR for"), ttydev,
546 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
547 ttyfd_stat.st_gid));
548# endif
549}
550#endif
551 620
552/*----------------------------------------------------------------------*/ 621/*----------------------------------------------------------------------*/
553/* 622/*
554 * window size/position calculcations for XSizeHint and other storage. 623 * window size/position calculcations for XSizeHint and other storage.
555 * if width/height are non-zero then override calculated width/height 624 * if width/height are non-zero then override calculated width/height
556 */ 625 */
557void 626void
558rxvt_term::window_calc (unsigned int width, unsigned int height) 627rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
559{ 628{
560 short recalc_x, recalc_y; 629 short recalc_x, recalc_y;
561 int x, y, sb_w, mb_h, flags; 630 int x, y, sb_w, flags;
562 unsigned int w, h; 631 unsigned int w, h;
563 unsigned int max_width, max_height; 632 unsigned int max_width, max_height;
564 633
565 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
566 TermWin.ncol, TermWin.nrow, szHint.width,
567 szHint.height));
568 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 634 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
569 szHint.win_gravity = NorthWestGravity; 635 szHint.win_gravity = NorthWestGravity;
570 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 636 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
571 637
572 recalc_x = recalc_y = 0; 638 recalc_x = recalc_y = 0;
573 flags = 0; 639 flags = 0;
640
574 if (!parsed_geometry) 641 if (!parsed_geometry)
575 { 642 {
576 parsed_geometry = 1; 643 parsed_geometry = 1;
644
577 if (rs[Rs_geometry]) 645 if (rs[Rs_geometry])
578 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 646 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
647
579 if (flags & WidthValue) 648 if (flags & WidthValue)
580 { 649 {
581 TermWin.ncol = BOUND_POSITIVE_INT16(w); 650 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
582 szHint.flags |= USSize; 651 szHint.flags |= USSize;
583 } 652 }
653
584 if (flags & HeightValue) 654 if (flags & HeightValue)
585 { 655 {
586 TermWin.nrow = BOUND_POSITIVE_INT16(h); 656 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 657 szHint.flags |= USSize;
588 } 658 }
659
589 if (flags & XValue) 660 if (flags & XValue)
590 { 661 {
591 szHint.x = x; 662 szHint.x = x;
592 szHint.flags |= USPosition; 663 szHint.flags |= USPosition;
664
593 if (flags & XNegative) 665 if (flags & XNegative)
594 { 666 {
595 recalc_x = 1; 667 recalc_x = 1;
596 szHint.win_gravity = NorthEastGravity; 668 szHint.win_gravity = NorthEastGravity;
597 } 669 }
598 } 670 }
671
599 if (flags & YValue) 672 if (flags & YValue)
600 { 673 {
601 szHint.y = y; 674 szHint.y = y;
602 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
603 if (flags & YNegative) 677 if (flags & YNegative)
604 { 678 {
605 recalc_y = 1; 679 recalc_y = 1;
680
606 if (szHint.win_gravity == NorthEastGravity) 681 if (szHint.win_gravity == NorthEastGravity)
607 szHint.win_gravity = SouthEastGravity; 682 szHint.win_gravity = SouthEastGravity;
608 else 683 else
609 szHint.win_gravity = SouthWestGravity; 684 szHint.win_gravity = SouthWestGravity;
610 } 685 }
611 } 686 }
612 } 687 }
688
613 /* TODO: BOUNDS */ 689 /* TODO: BOUNDS */
614 TermWin.width = TermWin.ncol * TermWin.fwidth; 690 width = ncol * fwidth;
615 TermWin.height = TermWin.nrow * TermWin.fheight; 691 height = nrow * fheight;
616 max_width = MAX_COLS * TermWin.fwidth; 692 max_width = MAX_COLS * fwidth;
617 max_height = MAX_ROWS * TermWin.fheight; 693 max_height = MAX_ROWS * fheight;
618 694
619 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 695 szHint.base_width = szHint.base_height = 2 * int_bwidth;
620 696
621 sb_w = mb_h = 0; 697 sb_w = 0;
622 window_vt_x = window_vt_y = 0; 698 window_vt_x = window_vt_y = int_bwidth;
623 if (scrollbar_visible ()) 699
700 if (scrollBar.state)
624 { 701 {
625 sb_w = scrollbar_TotalWidth(); 702 sb_w = scrollbar_TotalWidth ();
626 szHint.base_width += sb_w; 703 szHint.base_width += sb_w;
704
627 if (!(Options & Opt_scrollBar_right)) 705 if (!OPTION (Opt_scrollBar_right))
628 window_vt_x = sb_w; 706 window_vt_x += sb_w;
629 }
630 if (menubar_visible ())
631 { 707 }
632 mb_h = menuBar_TotalHeight(); 708
633 szHint.base_height += mb_h;
634 window_vt_y = mb_h;
635 }
636 szHint.width_inc = TermWin.fwidth; 709 szHint.width_inc = fwidth;
637 szHint.height_inc = TermWin.fheight; 710 szHint.height_inc = fheight;
638 szHint.min_width = szHint.base_width + szHint.width_inc; 711 szHint.min_width = szHint.base_width + szHint.width_inc;
639 szHint.min_height = szHint.base_height + szHint.height_inc; 712 szHint.min_height = szHint.base_height + szHint.height_inc;
640 713
641 if (width && width - szHint.base_width < max_width) 714 if (newwidth && newwidth - szHint.base_width < max_width)
642 { 715 {
643 szHint.width = width; 716 szHint.width = newwidth;
644 TermWin.width = width - szHint.base_width; 717 width = newwidth - szHint.base_width;
645 } 718 }
646 else 719 else
647 { 720 {
648 MIN_IT(TermWin.width, max_width); 721 min_it (width, max_width);
649 szHint.width = szHint.base_width + TermWin.width; 722 szHint.width = szHint.base_width + width;
650 } 723 }
724
651 if (height && height - szHint.base_height < max_height) 725 if (newheight && newheight - szHint.base_height < max_height)
652 { 726 {
653 szHint.height = height; 727 szHint.height = newheight;
654 TermWin.height = height - szHint.base_height; 728 height = newheight - szHint.base_height;
655 } 729 }
656 else 730 else
657 { 731 {
658 MIN_IT(TermWin.height, max_height); 732 min_it (height, max_height);
659 szHint.height = szHint.base_height + TermWin.height; 733 szHint.height = szHint.base_height + height;
660 } 734 }
661 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 735
736 if (scrollBar.state && OPTION (Opt_scrollBar_right))
662 window_sb_x = szHint.width - sb_w; 737 window_sb_x = szHint.width - sb_w;
663 738
664 if (recalc_x) 739 if (recalc_x)
665 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 740 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
666 - szHint.width - 2 * TermWin.ext_bwidth); 741
667 if (recalc_y) 742 if (recalc_y)
668 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 743 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
669 - szHint.height - 2 * TermWin.ext_bwidth);
670 744
671 TermWin.ncol = TermWin.width / TermWin.fwidth; 745 ncol = width / fwidth;
672 TermWin.nrow = TermWin.height / TermWin.fheight; 746 nrow = height / fheight;
673 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
674 TermWin.ncol, TermWin.nrow, szHint.width,
675 szHint.height));
676 return;
677} 747}
678 748
679/*----------------------------------------------------------------------*/ 749/*----------------------------------------------------------------------*/
680/* 750/*
681 * Tell the teletype handler what size the window is. 751 * Tell the teletype handler what size the window is.
682 * Called after a window size change. 752 * Called after a window size change.
683 */ 753 */
684void 754void
685rxvt_term::tt_winch () 755rxvt_term::tt_winch ()
686{ 756{
757 if (pty->pty < 0)
758 return;
759
687 struct winsize ws; 760 struct winsize ws;
688 761
689 if (cmd_fd < 0)
690 return;
691
692 ws.ws_col = TermWin.ncol; 762 ws.ws_col = ncol;
693 ws.ws_row = TermWin.nrow; 763 ws.ws_row = nrow;
694 ws.ws_xpixel = ws.ws_ypixel = 0; 764 ws.ws_xpixel = width;
695#ifndef DEBUG_SIZE 765 ws.ws_ypixel = height;
696 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 766 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
697#else 767
698 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 768#if 0
699 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 769 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
700# ifdef SIGWINCH
701 else if (cmd_pid) /* force through to the command */ 770 if (cmd_pid) /* force through to the command */
702 kill (cmd_pid, SIGWINCH); 771 kill (-cmd_pid, SIGWINCH);
703# endif
704#endif 772#endif
705} 773}
706 774
707/*----------------------------------------------------------------------*/ 775/*----------------------------------------------------------------------*/
708/* rxvt_change_font() - Switch to a new font */ 776/* set_fonts () - load and set the various fonts
709/* 777 *
710 * init = 1 - initialize 778 * init = 1 - initialize
711 * 779 *
712 * fontname == FONT_UP - switch to bigger font 780 * fontname == FONT_UP - switch to bigger font
713 * fontname == FONT_DN - switch to smaller font 781 * fontname == FONT_DN - switch to smaller font
714 */ 782 */
715void 783bool
716rxvt_term::change_font (int init, const char *fontname) 784rxvt_term::set_fonts ()
717{} 785{
786 rxvt_fontset *fs = new rxvt_fontset (this);
787 rxvt_fontprop prop;
718 788
719void 789 if (!fs
720rxvt_term::font_up_down (int n, int direction) 790 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
721{} 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)
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);
872}
722 873
723/*----------------------------------------------------------------------*/ 874/*----------------------------------------------------------------------*/
724/*----------------------------------------------------------------------*/ 875/*----------------------------------------------------------------------*/
725/* xterm sequences - title, iconName, color (exptl) */ 876/* xterm sequences - title, iconName, color (exptl) */
726void 877void
727rxvt_term::set_title (const char *str) 878rxvt_term::set_title (const char *str)
728{ 879{
729#ifndef SMART_WINDOW_TITLE 880 set_string_property (XA_WM_NAME, str);
730 XStoreName(display->display, TermWin.parent[0], str); 881#if ENABLE_EWMH
731#else 882 set_utf8_property (xa[XA_NET_WM_NAME], str);
732 char *name;
733
734 if (XFetchName(display->display, TermWin.parent[0], &name) == 0)
735 name = NULL;
736 if (name == NULL || STRCMP(name, str))
737 XStoreName(display->display, TermWin.parent[0], str);
738 if (name)
739 XFree(name);
740#endif 883#endif
741} 884}
742 885
743void 886void
744rxvt_term::set_iconName (const char *str) 887rxvt_term::set_icon_name (const char *str)
745{ 888{
746#ifndef SMART_WINDOW_TITLE 889 set_string_property (XA_WM_ICON_NAME, str);
747 XSetIconName(display->display, TermWin.parent[0], str); 890#if ENABLE_EWMH
748#else 891 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
749 char *name;
750
751 if (XGetIconName(display->display, TermWin.parent[0], &name))
752 name = NULL;
753 if (name == NULL || STRCMP(name, str))
754 XSetIconName(display->display, TermWin.parent[0], str);
755 if (name)
756 XFree(name);
757#endif 892#endif
758} 893}
759 894
760#ifdef XTERM_COLOR_CHANGE 895#ifdef XTERM_COLOR_CHANGE
761void 896void
762rxvt_term::set_window_color (int idx, const char *color) 897rxvt_term::set_window_color (int idx, const char *color)
763{ 898{
764 rxvt_color xcol; 899 rxvt_color xcol;
765 int i; 900 int i;
766 901
767 if (color == NULL || *color == '\0') 902 if (color == NULL || *color == '\0')
768 return; 903 return;
769 904
905 color = strdup (color);
906 allocated.push_back ((void *)color);
907 rs[Rs_color + idx] = color;
908
770 /* handle color aliases */ 909 /* handle color aliases */
771 if (isdigit(*color)) 910 if (isdigit (*color))
772 { 911 {
773 i = atoi(color); 912 i = atoi (color);
913
774 if (i >= 8 && i <= 15) 914 if (i >= 8 && i <= 15)
775 { /* bright colors */ 915 { /* bright colors */
776 i -= 8; 916 i -= 8;
777# ifndef NO_BRIGHTCOLOR
778 PixColors[idx] = PixColors[minBrightCOLOR + i]; 917 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
779 SET_PIXCOLOR(idx);
780 goto Done; 918 goto done;
781# endif
782
783 } 919 }
920
784 if (i >= 0 && i <= 7) 921 if (i >= 0 && i <= 7)
785 { /* normal colors */ 922 { /* normal colors */
786 PixColors[idx] = PixColors[minCOLOR + i]; 923 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
787 SET_PIXCOLOR(idx);
788 goto Done; 924 goto done;
789 } 925 }
790 } 926 }
791 if (!rXParseAllocColor (& xcol, color)) 927
792 return; 928 set_color (xcol, color);
793 /* XStoreColor (display->display, XCMAP, XColor*); */
794 929
795 /* 930 /*
796 * FIXME: should free colors here, but no idea how to do it so instead, 931 * FIXME: should free colors here, but no idea how to do it so instead,
797 * so just keep gobbling up the colormap 932 * so just keep gobbling up the colormap
798 */ 933 */
799# if 0
800 for (i = Color_Black; i <= Color_White; i++)
801 if (PixColors[idx] == PixColors[i])
802 break;
803 if (i > Color_White)
804 {
805 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
806 XFreeColors(display->display, XCMAP, (PixColors + idx), 1,
807 DisplayPlanes(display->display, display->screen));
808 }
809# endif
810 934
811 PixColors[idx] = xcol; 935 pix_colors_focused[idx] = xcol;
812 SET_PIXCOLOR(idx);
813 936
814 /* XSetWindowAttributes attr; */ 937 /* XSetWindowAttributes attr; */
815 /* Cursor cursor; */ 938 /* Cursor cursor; */
816Done: 939done:
817 if (idx == Color_bg && !(Options & Opt_transparent))
818 XSetWindowBackground(display->display, TermWin.vt,
819 PixColors[Color_bg]);
820 940
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
821 /* handle Color_BD, scrollbar background, etc. */ 950 /*TODO: handle Color_BD, scrollbar background, etc. */
822 951
823 set_colorfgbg ();
824 recolour_cursor (); 952 recolour_cursor ();
825 /* the only reasonable way to enforce a clean update */ 953 scr_recolour ();
826 scr_poweron ();
827} 954}
828 955
829#else 956#else
830# define set_window_color (idx,color) ((void)0) 957# define set_window_color (idx,color) ((void)0)
831#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
832 959
833void 960void
834rxvt_term::recolour_cursor () 961rxvt_term::recolour_cursor ()
835{ 962{
836#if TODO 963 XColor fg, bg;
837 rxvt_color xcol[2];
838 964
839 xcol[0] = PixColors[Color_pointer]; 965 (ISSET_PIXCOLOR (Color_pointer_fg)
840 xcol[1] = PixColors[Color_bg]; 966 ? pix_colors_focused[Color_pointer_fg]
841 XQueryColors (display->display, XCMAP, xcol, 2); 967 : pix_colors_focused[Color_fg]).get (fg);
842 XRecolorCursor (display->display, TermWin_cursor, &(xcol[0]), &(xcol[1])); 968
843#endif 969 (ISSET_PIXCOLOR (Color_pointer_bg)
970 ? pix_colors_focused[Color_pointer_bg]
971 : pix_colors_focused[Color_bg]).get (bg);
972
973 XRecolorCursor (xdisp, TermWin_cursor, &fg, &bg);
844} 974}
845 975
846/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
847/* 977/*
848 * 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
849 */ 979 */
850void 980void
851rxvt_term::set_colorfgbg () 981rxvt_term::set_colorfgbg ()
852{ 982{
853 unsigned int i; 983 unsigned int i;
854 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
855 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
856 986
857 env_colorfgbg =
858 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
859 STRCPY(fstr, "default"); 987 strcpy (fstr, "default");
860 STRCPY(bstr, "default"); 988 strcpy (bstr, "default");
861 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
862 if (PixColors[Color_fg] == PixColors[i]) 990 if (pix_colors[Color_fg] == pix_colors[i])
863 { 991 {
864 sprintf(fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
865 break; 993 break;
866 } 994 }
995
867 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
868 if (PixColors[Color_bg] == PixColors[i]) 997 if (pix_colors[Color_bg] == pix_colors[i])
869 { 998 {
870 sprintf(bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
871#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
872 xpmb = "default;"; 1001 xpmb = "default;";
873#endif 1002#endif
874 break; 1003 break;
875 } 1004 }
1005
876 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
877 putenv(env_colorfgbg);
878
879#ifndef NO_BRIGHTCOLOR
880 colorfgbg = DEFAULT_RSTYLE;
881 for (i = minCOLOR; i <= maxCOLOR; i++)
882 {
883 if (PixColors[Color_fg] == PixColors[i])
884 colorfgbg = SET_FGCOLOR(colorfgbg, i);
885 if (PixColors[Color_bg] == PixColors[i])
886 colorfgbg = SET_BGCOLOR(colorfgbg, i);
887 }
888#endif
889} 1007}
890 1008
891/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
892/*
893 * Colour determination for low colour displays, routine from
894 * Hans de Goede <hans@highrise.nl>
895 */
896 1010
897int 1011bool
898rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1012rxvt_term::set_color (rxvt_color &color, const char *name)
899{ 1013{
900 if (!screen_in_out->set (display, colour)) 1014 if (color.set (this, name))
901 {
902 rxvt_print_error("can't allocate colour: %s", colour);
903 return false;
904 }
905
906 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]);
907} 1025}
908 1026
909/* -------------------------------------------------------------------- * 1027/* -------------------------------------------------------------------- *
910 * - WINDOW RESIZING - * 1028 * - WINDOW RESIZING - *
911 * -------------------------------------------------------------------- */ 1029 * -------------------------------------------------------------------- */
912void 1030void
913rxvt_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)
914{ 1032{
915 int fix_screen; 1033 int fix_screen;
1034 int old_width = szHint.width;
1035 int old_height = szHint.height;
916 1036
917#ifdef SMART_RESIZE
918 int old_width = szHint.width, old_height = szHint.height;
919#endif
920
921 window_calc (width, height); 1037 window_calc (newwidth, newheight);
922 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1038 XSetWMNormalHints (xdisp, parent[0], &szHint);
1039
923 if (!ignoreparent) 1040 if (!ignoreparent)
924 { 1041 {
925#ifdef SMART_RESIZE 1042#ifdef SMART_RESIZE
926 /* 1043 /*
927 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1044 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
930 int x, y, x1, y1; 1047 int x, y, x1, y1;
931 int dx, dy; 1048 int dx, dy;
932 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1049 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
933 Window unused_cr; 1050 Window unused_cr;
934 1051
935 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1052 XTranslateCoordinates (xdisp, parent[0], display->root,
936 0, 0, &x, &y, &unused_cr); 1053 0, 0, &x, &y, &unused_cr);
937 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1054 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
938 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1055 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
939 /* 1056 /*
940 * if display->root 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
941 * our position for handles and decorations. Counter it 1058 * our position for handles and decorations. Counter it
942 */ 1059 */
944 { 1061 {
945 x -= x1; 1062 x -= x1;
946 y -= y1; 1063 y -= y1;
947 } 1064 }
948 1065
949 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1066 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
950 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1067 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
951 dx = old_width - szHint.width; 1068 dx = old_width - szHint.width;
952 dy = old_height - szHint.height; 1069 dy = old_height - szHint.height;
953 1070
954 /* Check position of the center of the window */ 1071 /* Check position of the center of the window */
955 if (x < x1) /* left half */ 1072 if (x < x1) /* left half */
956 dx = 0; 1073 dx = 0;
959 if (y < y1) /* top half */ 1076 if (y < y1) /* top half */
960 dy = 0; 1077 dy = 0;
961 else if (y == y1) /* exact center */ 1078 else if (y == y1) /* exact center */
962 dy /= 2; 1079 dy /= 2;
963 1080
964 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1081 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
965 szHint.width, szHint.height); 1082 szHint.width, szHint.height);
966#else 1083#else
967 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1084 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
968 szHint.height);
969#endif 1085#endif
970
971 } 1086 }
972 1087
973 fix_screen = (TermWin.ncol != prev_ncol 1088 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
974 || TermWin.nrow != prev_nrow);
975 1089
976 if (fix_screen || width != old_width || height != old_height) 1090 if (fix_screen || newwidth != old_width || newheight != old_height)
977 { 1091 {
978 if (scrollbar_visible ()) 1092 if (scrollBar.state)
979 { 1093 {
980 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1094 XMoveResizeWindow (xdisp, scrollBar.win,
1095 window_sb_x, 0,
981 0, scrollbar_TotalWidth (), szHint.height); 1096 scrollbar_TotalWidth (), szHint.height);
982 resize_scrollbar (); 1097 resize_scrollbar ();
983 } 1098 }
984 1099
985 if (menubar_visible ()) 1100 XMoveResizeWindow (xdisp, vt,
986 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1101 window_vt_x, window_vt_y,
987 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
988
989 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
990 window_vt_y, TermWin_TotalWidth (),
991 TermWin_TotalHeight ()); 1102 width, height);
992#ifdef RXVT_GRAPHICS 1103
993 if (old_height)
994 Gr_Resize (old_width - szHint.base_width,
995 old_height - szHint.base_height);
996#endif
997 scr_clear (); 1104 scr_clear ();
998#ifdef XPM_BACKGROUND 1105#ifdef XPM_BACKGROUND
999 resize_pixmap (); 1106 resize_pixmap ();
1000#endif 1107#endif
1001
1002 } 1108 }
1003 1109
1004 if (fix_screen || old_height == 0) 1110 if (fix_screen || old_height == 0)
1005 {
1006 int curr_screen = -1;
1007 int old_ncol = prev_ncol;
1008
1009 /* scr_reset only works on the primary screen */
1010 if (old_height) /* this is not the first time through */
1011 {
1012 unsigned int ncol = TermWin.ncol;
1013 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1014 curr_screen = scr_change_screen (PRIMARY);
1015 TermWin.ncol = ncol;
1016 }
1017
1018 scr_reset(); 1111 scr_reset ();
1019 1112
1020 if (curr_screen >= 0) /* this is not the first time through */ 1113 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1021 { 1114 //scr_touch (false);
1022 scr_change_screen (curr_screen);
1023 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1024 }
1025 }
1026 1115
1027 old_width = szHint.width; 1116#ifdef XPM_BACKGROUND
1028 old_height = szHint.height; 1117 if (pixmap)
1118 scr_touch (false);
1119#endif
1029 1120
1030#ifdef USE_XIM 1121#ifdef USE_XIM
1031 IMSetStatusPosition (); 1122 IMSetStatusPosition ();
1032#endif 1123#endif
1033} 1124}
1035/* 1126/*
1036 * Set the width/height of the vt window in characters. Units are pixels. 1127 * Set the width/height of the vt window in characters. Units are pixels.
1037 * good for toggling 80/132 columns 1128 * good for toggling 80/132 columns
1038 */ 1129 */
1039void 1130void
1040rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1131rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1041{ 1132{
1042 XWindowAttributes wattr; 1133 XWindowAttributes wattr;
1043 1134
1044 if (width == 0 || height == 0) 1135 if (newwidth == 0 || newheight == 0)
1045 { 1136 {
1046 XGetWindowAttributes(display->display, display->root, &wattr); 1137 XGetWindowAttributes (xdisp, display->root, &wattr);
1138
1047 if (width == 0) 1139 if (newwidth == 0)
1048 width = wattr.width - szHint.base_width; 1140 newwidth = wattr.width - szHint.base_width;
1049 if (height == 0) 1141 if (newheight == 0)
1050 height = wattr.height - szHint.base_height; 1142 newheight = wattr.height - szHint.base_height;
1051 }
1052 if (width != TermWin.width || height != TermWin.height)
1053 { 1143 }
1144
1145 if (newwidth != width || newheight != height)
1146 {
1054 width += szHint.base_width; 1147 newwidth += szHint.base_width;
1055 height += szHint.base_height; 1148 newheight += szHint.base_height;
1056 resize_all_windows (width, height, 0); 1149 resize_all_windows (newwidth, newheight, 0);
1057 } 1150 }
1058} 1151}
1059 1152
1060/* -------------------------------------------------------------------- * 1153/* -------------------------------------------------------------------- *
1061 * - X INPUT METHOD ROUTINES - * 1154 * - X INPUT METHOD ROUTINES - *
1062 * -------------------------------------------------------------------- */ 1155 * -------------------------------------------------------------------- */
1063#ifdef USE_XIM 1156#ifdef USE_XIM
1064 1157
1065void 1158void
1159rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1160{
1161 fg = pix_colors [Color_fg];
1162 bg = pix_colors [Color_bg];
1163}
1164
1165void
1066rxvt_term::im_set_size (XRectangle *size) 1166rxvt_term::im_set_size (XRectangle &size)
1067{ 1167{
1068 size->x = TermWin.int_bwidth; 1168 // the int_bwidth terms make no sense to me
1069 size->y = TermWin.int_bwidth; 1169 size.x = int_bwidth;
1070 size->width = Width2Pixel(TermWin.ncol); 1170 size.y = int_bwidth;
1071 size->height = Height2Pixel(TermWin.nrow); 1171 size.width = Width2Pixel (ncol) + int_bwidth;
1172 size.height = Height2Pixel (nrow) + int_bwidth;
1072} 1173}
1073 1174
1074void 1175void
1075rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1176rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1177 XRectangle &status_rect,
1178 const XRectangle &needed_rect)
1076{ 1179{
1077 *fg = PixColors[Color_fg]; 1180 preedit_rect.x = needed_rect.width;
1078 *bg = PixColors[Color_bg]; 1181 preedit_rect.y = 0;
1182 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1183 preedit_rect.height = fheight;
1184
1185 status_rect.x = 0;
1186 status_rect.y = 0;
1187 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1188 status_rect.height = fheight;
1079} 1189}
1080 1190
1081/* Checking whether input method is running. */ 1191/* Checking whether input method is running. */
1082bool 1192bool
1083rxvt_term::IMisRunning () 1193rxvt_term::IMisRunning ()
1084{ 1194{
1085 char *p; 1195 char *p;
1086 Atom atom; 1196 Atom atom;
1087 Window win; 1197 Window win;
1088 char server[IMBUFSIZ]; 1198 char server[IMBUFSIZ];
1089 1199
1090 /* get current locale modifier */ 1200 /* get current locale modifier */
1091 if ((p = XSetLocaleModifiers(NULL)) != NULL) 1201 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1092 { 1202 {
1093 STRCPY(server, "@server="); 1203 strcpy (server, "@server=");
1094 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1204 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1205
1095 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1206 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1096 *p = '\0'; 1207 *p = '\0';
1097 1208
1098 atom = XInternAtom(display->display, server, False); 1209 atom = XInternAtom (xdisp, server, False);
1099 win = XGetSelectionOwner(display->display, atom); 1210 win = XGetSelectionOwner (xdisp, atom);
1211
1100 if (win != None) 1212 if (win != None)
1101 return True; 1213 return True;
1102 } 1214 }
1215
1103 return False; 1216 return False;
1104} 1217}
1105 1218
1106void 1219void
1107rxvt_term::IMSendSpot () 1220rxvt_term::IMSendSpot ()
1108{ 1221{
1109 XPoint spot; 1222 XPoint nspot;
1110 XVaNestedList preedit_attr; 1223 XVaNestedList preedit_attr;
1111 1224
1112 if (Input_Context == NULL 1225 if (!Input_Context
1113 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1226 || !focus
1114 || !(event_type == KeyPress 1227 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1115 || event_type == Expose
1116 || event_type == NoExpose
1117 || event_type == SelectionNotify
1118 || event_type == ButtonRelease || event_type == FocusIn)
1119 || !IMisRunning ())
1120 return; 1228 return;
1121 1229
1122 im_set_position (&spot); 1230 im_set_position (nspot);
1123 1231
1232 if (nspot.x == spot.x && nspot.y == spot.y)
1233 return;
1234
1235 spot = nspot;
1236
1124 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1237 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1125 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1238 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1126 XFree(preedit_attr); 1239 XFree (preedit_attr);
1127}
1128
1129void
1130rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1131 XRectangle * needed_rect)
1132{
1133 int mbh, vtx = 0;
1134
1135 if (scrollbar_visible () && !(Options & Opt_scrollBar_right))
1136 vtx = scrollbar_TotalWidth();
1137
1138 mbh = menubar_visible () ? menuBar_TotalHeight() : 0;
1139 mbh -= TermWin.lineSpace;
1140
1141 preedit_rect->x = needed_rect->width + vtx;
1142 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1143
1144 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1145 preedit_rect->height = Height2Pixel(1);
1146
1147 status_rect->x = vtx;
1148 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1149
1150 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1151 status_rect->height = Height2Pixel(1);
1152} 1240}
1153 1241
1154void 1242void
1155rxvt_term::im_destroy () 1243rxvt_term::im_destroy ()
1156{ 1244{
1157 if (Input_Context)
1158 {
1159 XDestroyIC (Input_Context);
1160 Input_Context = NULL;
1161 }
1162
1163 if (input_method) 1245 if (input_method)
1164 { 1246 {
1247 if (Input_Context && input_method->xim)
1248 XDestroyIC (Input_Context);
1249
1165 display->put_xim (input_method); 1250 display->put_xim (input_method);
1166 input_method = 0; 1251 input_method = 0;
1167 } 1252 }
1253
1254 Input_Context = 0;
1168} 1255}
1256
1257#ifdef ENABLE_XIM_ONTHESPOT
1258
1259static void
1260xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1261{
1262 ((rxvt_term *)client_data)->make_current ();
1263 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1264}
1265
1266static void
1267xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1268{
1269 ((rxvt_term *)client_data)->make_current ();
1270 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1271}
1272
1273static void
1274xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1275{
1276 rxvt_term *term = (rxvt_term *)client_data;
1277 XIMText *text = call_data->text;
1278
1279 term->make_current ();
1280
1281 if (text)
1282 {
1283 void *str;
1284
1285 if (!text->encoding_is_wchar && text->string.multi_byte)
1286 {
1287 // of course, X makes it ugly again
1288 if (term->rs[Rs_imLocale])
1289 SET_LOCALE (term->rs[Rs_imLocale]);
1290
1291 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1292 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1293
1294 if (term->rs[Rs_imLocale])
1295 SET_LOCALE (term->locale);
1296 }
1297 else
1298 str = (void *)text->string.wide_char;
1299
1300 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1301 DT_INT, call_data->caret,
1302 DT_INT, call_data->chg_first,
1303 DT_INT, call_data->chg_length,
1304 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1305 DT_WCS_LEN, str, str ? (int)text->length : 0,
1306 DT_END));
1307 }
1308 else
1309 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1310 DT_INT, call_data->caret,
1311 DT_INT, call_data->chg_first,
1312 DT_INT, call_data->chg_length,
1313 DT_END));
1314}
1315
1316#if 0
1317static void
1318xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1319{
1320 ((rxvt_term *)client_data)->make_current ();
1321 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1322 DT_INT, call_data->position,
1323 DT_INT, call_data->direction,
1324 DT_INT, call_data->style,
1325 DT_END));
1326}
1327#endif
1328
1329#endif
1169 1330
1170/* 1331/*
1171 * Try to open a XIM with the current modifiers, then see if we can 1332 * Try to open a XIM with the current modifiers, then see if we can
1172 * open a suitable preedit type 1333 * open a suitable preedit type
1173 */ 1334 */
1174bool 1335bool
1175rxvt_term::IM_get_IC (const char *modifiers) 1336rxvt_term::IM_get_IC (const char *modifiers)
1176{ 1337{
1177 int i, j, found; 1338 int i, j, found;
1178 XIM xim; 1339 XIM xim;
1179 XPoint spot; 1340 XPoint spot;
1180 XRectangle rect, status_rect, needed_rect; 1341 XRectangle rect, status_rect, needed_rect;
1181 unsigned long fg, bg; 1342 unsigned long fg, bg;
1182 const char *p; 1343 const char *p;
1183 char **s; 1344 char **s;
1184 XIMStyles *xim_styles; 1345 XIMStyles *xim_styles;
1185 XVaNestedList preedit_attr, status_attr; 1346#ifdef ENABLE_XIM_ONTHESPOT
1347 XIMCallback xcb[4];
1348#endif
1186 1349
1350 set_environ (envv);
1351
1187 if (!((p = XSetLocaleModifiers (modifiers)) && *p)) 1352 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return false; 1353 return false;
1189 1354
1190 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1191 input_method = display->get_xim (locale, modifiers); 1355 input_method = display->get_xim (locale, modifiers);
1192 if (input_method == NULL) 1356 if (input_method == NULL)
1193 return false; 1357 return false;
1194 1358
1195 xim = input_method->xim; 1359 xim = input_method->xim;
1360 spot.x = spot.y = -1;
1196 1361
1197 xim_styles = NULL; 1362 xim_styles = NULL;
1198 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1363 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) 1364 || !xim_styles || !xim_styles->count_styles)
1200 { 1365 {
1201 display->put_xim (input_method); 1366 im_destroy ();
1202 return false; 1367 return false;
1203 } 1368 }
1204 1369
1205 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1370 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1371
1372 for (int pi = 0; pi < 2; pi++)
1373 {
1374 p = pet[pi];
1375
1376 if (!p)
1377 continue;
1378
1206 s = rxvt_splitcommastring(p); 1379 s = rxvt_splitcommastring (p);
1380
1207 for (i = found = 0; !found && s[i]; i++) 1381 for (i = found = 0; !found && s[i]; i++)
1208 { 1382 {
1209 if (!STRCMP(s[i], "OverTheSpot")) 1383 if (!strcmp (s[i], "OverTheSpot"))
1210 input_style = (XIMPreeditPosition | XIMStatusNothing); 1384 input_style = XIMPreeditPosition | XIMStatusNothing;
1211 else if (!STRCMP(s[i], "OffTheSpot")) 1385 else if (!strcmp (s[i], "OffTheSpot"))
1212 input_style = (XIMPreeditArea | XIMStatusArea); 1386 input_style = XIMPreeditArea | XIMStatusArea;
1213 else if (!STRCMP(s[i], "Root")) 1387 else if (!strcmp (s[i], "Root"))
1214 input_style = (XIMPreeditNothing | XIMStatusNothing); 1388 input_style = XIMPreeditNothing | XIMStatusNothing;
1389 else if (!strcmp (s[i], "None"))
1390 input_style = XIMPreeditNone | XIMStatusNone;
1391#ifdef ENABLE_XIM_ONTHESPOT
1392 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1393 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1394#endif
1395 else
1396 input_style = XIMPreeditNothing | XIMStatusNothing;
1215 1397
1216 for (j = 0; j < xim_styles->count_styles; j++) 1398 for (j = 0; j < xim_styles->count_styles; j++)
1217 if (input_style == xim_styles->supported_styles[j]) 1399 if (input_style == xim_styles->supported_styles[j])
1218 { 1400 {
1401 rxvt_freecommastring (s);
1402
1219 found = 1; 1403 found = 1;
1220 break; 1404 goto foundpet;
1405 }
1406
1221 } 1407 }
1222 }
1223 1408
1224 for (i = 0; s[i]; i++) 1409 rxvt_freecommastring (s);
1225 free (s[i]); 1410 }
1226 1411
1227 free (s); 1412foundpet:
1413
1228 XFree (xim_styles); 1414 XFree (xim_styles);
1229 1415
1230 if (!found) 1416 if (!found)
1231 { 1417 {
1232 display->put_xim (input_method); 1418 im_destroy ();
1233 return false; 1419 return false;
1234 } 1420 }
1235 1421
1236 preedit_attr = status_attr = NULL; 1422 XFontSet fs = 0;
1423 XVaNestedList preedit_attr = 0, status_attr = 0;
1424
1425 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1426 {
1427 // fake us a font-set, please
1428 char **missing_charset_list;
1429 int missing_charset_count;
1430 char *def_string;
1431 char pat[512];
1432
1433 sprintf (pat,
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1436 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "*",
1440 fheight,
1441 fheight + 1, fheight - 1,
1442 fheight - 2, fheight + 2);
1443
1444 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1445 &missing_charset_list, &missing_charset_count, &def_string);
1446
1447 if (missing_charset_list)
1448 XFreeStringList (missing_charset_list);
1449
1450 if (!fs)
1451 {
1452 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1453 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1454 }
1455 }
1237 1456
1238 if (input_style & XIMPreeditPosition) 1457 if (input_style & XIMPreeditPosition)
1239 { 1458 {
1240 im_set_size (&rect); 1459 im_set_size (rect);
1241 im_set_position (&spot); 1460 im_set_position (spot);
1242 im_set_color (&fg, &bg); 1461 im_set_color (fg, bg);
1243 1462
1244 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1463 preedit_attr = XVaCreateNestedList (0,
1464 XNForeground, fg,
1465 XNBackground, bg,
1466 XNArea, &rect,
1245 XNSpotLocation, &spot, 1467 XNSpotLocation, &spot,
1246 XNForeground, fg, XNBackground, bg,
1247 //XNFontSet, TermWin.fontset, 1468 XNFontSet, fs,
1248 NULL); 1469 NULL);
1249 } 1470 }
1250 else if (input_style & XIMPreeditArea) 1471 else if (input_style & XIMPreeditArea)
1251 { 1472 {
1252 im_set_color (&fg, &bg); 1473 im_set_color (fg, bg);
1253 1474
1254 /* 1475 /*
1255 * The necessary width of preedit area is unknown 1476 * The necessary width of preedit area is unknown
1256 * until create input context. 1477 * until create input context.
1257 */ 1478 */
1258 needed_rect.width = 0; 1479 needed_rect.width = 0;
1259
1260 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1480 im_set_preedit_area (rect, status_rect, needed_rect);
1261 1481
1262 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1482 preedit_attr = XVaCreateNestedList (0,
1483 XNForeground, fg,
1263 XNForeground, fg, XNBackground, bg, 1484 XNBackground, bg,
1485 XNArea, &rect,
1486 XNFontSet, fs,
1487 NULL);
1488 status_attr = XVaCreateNestedList (0,
1489 XNForeground, fg,
1490 XNBackground, bg,
1491 XNArea, &status_rect,
1264 //XNFontSet, TermWin.fontset, 1492 XNFontSet, fs,
1265 NULL); 1493 NULL);
1266 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, 1494 }
1267 XNForeground, fg, XNBackground, bg, 1495#if ENABLE_XIM_ONTHESPOT
1268 //XNFontSet, TermWin.fontset, 1496 else if (input_style & XIMPreeditCallbacks)
1497 {
1498 im_set_position (spot);
1499
1500 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1501 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1502 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1503# if 0
1504 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1505# endif
1506
1507 preedit_attr = XVaCreateNestedList (0,
1508 XNSpotLocation, &spot,
1509 XNPreeditStartCallback, &xcb[0],
1510 XNPreeditDoneCallback , &xcb[1],
1511 XNPreeditDrawCallback , &xcb[2],
1512# if 0
1513 XNPreeditCaretCallback, &xcb[3],
1514# endif
1269 NULL); 1515 NULL);
1270 } 1516 }
1517#endif
1271 1518
1272 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1519 Input_Context = XCreateIC (xim,
1520 XNInputStyle, input_style,
1273 XNClientWindow, TermWin.parent[0], 1521 XNClientWindow, vt,
1274 XNFocusWindow, TermWin.parent[0], 1522 XNFocusWindow, parent[0],
1275 preedit_attr ? XNPreeditAttributes : NULL, 1523 preedit_attr ? XNPreeditAttributes : NULL,
1276 preedit_attr, 1524 preedit_attr,
1277 status_attr ? XNStatusAttributes : NULL, 1525 status_attr ? XNStatusAttributes : NULL,
1278 status_attr, NULL); 1526 status_attr, NULL);
1527
1279 if (preedit_attr) XFree(preedit_attr); 1528 if (preedit_attr) XFree (preedit_attr);
1280 if (status_attr) XFree(status_attr); 1529 if (status_attr) XFree (status_attr);
1530 if (fs) XFreeFontSet (xdisp, fs);
1281 1531
1282 if (Input_Context == NULL) 1532 if (Input_Context == NULL)
1283 { 1533 {
1284 rxvt_print_error("failed to create input context"); 1534 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1285 display->put_xim (input_method); 1535 im_destroy ();
1286 return false; 1536 return false;
1287 } 1537 }
1538
1539#if 0
1540 // unfortunately, only the focus window is used by XIM, hard to fix
1541 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1542 vt_select_input ();
1543#endif
1288 1544
1289 if (input_style & XIMPreeditArea) 1545 if (input_style & XIMPreeditArea)
1290 IMSetStatusPosition (); 1546 IMSetStatusPosition ();
1291 1547
1292 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1293 return true; 1548 return true;
1294} 1549}
1295 1550
1296void 1551void
1297rxvt_term::im_cb () 1552rxvt_term::im_cb ()
1298{ 1553{
1299 int i, found, had_im; 1554 int i;
1300 const char *p; 1555 const char *p;
1301 char **s; 1556 char **s;
1302 char buf[IMBUFSIZ]; 1557 char buf[IMBUFSIZ];
1303 1558
1559 make_current ();
1560
1304 im_destroy (); 1561 im_destroy ();
1305 1562
1306 D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));
1307 if (Input_Context) 1563 if (Input_Context)
1308 return; 1564 return;
1309 1565
1310#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1566#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1311 if (rs[Rs_imLocale]) 1567 if (rs[Rs_imLocale])
1312 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1568 SET_LOCALE (rs[Rs_imLocale]);
1313#endif 1569#endif
1314 1570
1315 p = rs[Rs_inputMethod]; 1571 p = rs[Rs_inputMethod];
1316 if (p && *p) 1572 if (p && *p)
1317 { 1573 {
1318 bool found = false; 1574 bool found = false;
1319 1575
1320 s = rxvt_splitcommastring (p); 1576 s = rxvt_splitcommastring (p);
1577
1321 for (i = 0; s[i]; i++) 1578 for (i = 0; s[i]; i++)
1322 { 1579 {
1323 if (*s[i]) 1580 if (*s[i])
1324 { 1581 {
1325 STRCPY (buf, "@im="); 1582 strcpy (buf, "@im=");
1326 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1583 strncat (buf, s[i], IMBUFSIZ - 5);
1327 if (IM_get_IC (buf)) 1584 if (IM_get_IC (buf))
1328 { 1585 {
1329 found = true; 1586 found = true;
1330 break; 1587 break;
1331 } 1588 }
1332 } 1589 }
1333 } 1590 }
1334 for (i = 0; s[i]; i++) 1591
1335 free(s[i]); 1592 rxvt_freecommastring (s);
1336 free(s);
1337 1593
1338 if (found) 1594 if (found)
1339 goto done; 1595 goto done;
1340 } 1596 }
1341 1597
1348 goto done; 1604 goto done;
1349 1605
1350done: 1606done:
1351#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1607#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1352 if (rs[Rs_imLocale]) 1608 if (rs[Rs_imLocale])
1353 setlocale (LC_CTYPE, locale); 1609 SET_LOCALE (locale);
1354#endif 1610#endif
1355} 1611}
1356 1612
1357void 1613void
1358rxvt_term::IMSetStatusPosition () 1614rxvt_term::IMSetStatusPosition ()
1359{ 1615{
1360 XRectangle preedit_rect, status_rect, *needed_rect; 1616 XRectangle preedit_rect, status_rect, *needed_rect;
1361 XVaNestedList preedit_attr, status_attr; 1617 XVaNestedList preedit_attr, status_attr;
1362 1618
1363 if (Input_Context == NULL 1619 if (!Input_Context
1620 || !focus
1364 || !TermWin.focus || !(input_style & XIMPreeditArea) 1621 || !(input_style & XIMPreeditArea)
1365 || !IMisRunning ()) 1622 || !IMisRunning ())
1366 return; 1623 return;
1367 1624
1368 /* Getting the necessary width of preedit area */ 1625 /* Getting the necessary width of preedit area */
1369 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1626 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1370 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1627 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1371 XFree(status_attr); 1628 XFree (status_attr);
1372 1629
1373 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1630 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1631 XFree (needed_rect);
1374 1632
1375 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1633 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1376 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1634 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1377 1635
1378 XSetICValues(Input_Context, 1636 XSetICValues (Input_Context,
1379 XNPreeditAttributes, preedit_attr, 1637 XNPreeditAttributes, preedit_attr,
1380 XNStatusAttributes, status_attr, NULL); 1638 XNStatusAttributes, status_attr, NULL);
1381 1639
1382 XFree(preedit_attr); 1640 XFree (preedit_attr);
1383 XFree(status_attr); 1641 XFree (status_attr);
1384} 1642}
1385#endif /* USE_XIM */ 1643#endif /* USE_XIM */
1386 1644
1387/*----------------------------------------------------------------------*/
1388rxvt_t rxvt_current_term;
1389
1390/*----------------------- end-of-file (C source) -----------------------*/ 1645/*----------------------- end-of-file (C source) -----------------------*/

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