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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.43 by pcg, Tue Feb 24 00:02:44 2004 UTC vs.
Revision 1.203 by root, Wed Jan 25 02:42:06 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) 2003-2004 Marc Lehmann <pcg@goof.com> 16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
36 37
38#include <limits>
39
37#include <signal.h> 40#include <csignal>
41#include <cstring>
38 42
39#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
40# include <grp.h> 44# include <grp.h>
41#endif 45#endif
42 46
43#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
44# include <termios.h> 48# include <termios.h>
45#endif 49#endif
46 50
47#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
48 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
49static char curlocale[128]; 56static char curlocale[128], savelocale[128];
50 57
51void 58bool
52rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
53{ 60{
54 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
55 { 62 return false;
63
56 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
57 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
58 } 66 return true;
59} 67}
60 68
61void * 69void
62rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
63{ 71{
64 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
65 75
66 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
67 return p; 141 return len;
68}
69 142
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 143}
144#endif
75 145
76rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
77 : 147 :
148#if TRANSPARENT
78 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
79 termwin_ev (this, &rxvt_term::x_cb), 178 termwin_ev (this, &rxvt_term::x_cb),
80 vt_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
81#ifdef HAVE_SCROLLBARS
82 scrollbar_ev (this, &rxvt_term::x_cb),
83#endif
84#ifdef MENUBAR
85 menubar_ev (this, &rxvt_term::x_cb),
86#endif
87#ifdef CURSOR_BLINK
88 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
89#endif
90#ifdef TEXT_BLINK
91 text_blink_ev (this, &rxvt_term::text_blink_cb),
92#endif
93#ifdef POINTER_BLANK
94 pointer_ev (this, &rxvt_term::pointer_cb),
95#endif
96#ifdef USE_XIM
97 im_ev (this, &rxvt_term::im_cb), 180 child_ev (this, &rxvt_term::child_cb),
98#endif
99 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
100 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
101 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
103{ 186{
104 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;
105} 204}
106 205
107rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
108{ 207{
109 if (cmd_fd >= 0) 208 termlist.erase (find (termlist.begin (), termlist.end(), this));
110 close (cmd_fd);
111 209
112#ifndef NO_SETOWNER_TTYDEV 210 emergency_cleanup ();
113 privileged_ttydev (RESTORE);
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118 211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
216#endif
119 delete TermWin.fontset; 217 delete fontset[0];
120 218
121 if (display) 219 if (display)
220 {
221 dDisp;
222
223 selection_clear ();
224
225#ifdef USE_XIM
226 im_destroy ();
227#endif
228#ifdef XTERM_SCROLLBAR
229 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
230 if (ShadowGC) XFreeGC (disp, ShadowGC);
231#endif
232#ifdef PLAIN_SCROLLBAR
233 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
234#endif
235#ifdef NEXT_SCROLLBAR
236 if (blackGC) XFreeGC (disp, blackGC);
237 if (whiteGC) XFreeGC (disp, whiteGC);
238 if (grayGC) XFreeGC (disp, grayGC);
239 if (darkGC) XFreeGC (disp, darkGC);
240 if (stippleGC) XFreeGC (disp, stippleGC);
241 if (dimple) XFreePixmap (disp, dimple);
242 if (upArrow) XFreePixmap (disp, upArrow);
243 if (downArrow) XFreePixmap (disp, downArrow);
244 if (upArrowHi) XFreePixmap (disp, upArrowHi);
245 if (downArrowHi) XFreePixmap (disp, downArrowHi);
246#endif
247#ifdef RXVT_SCROLLBAR
248 if (topShadowGC) XFreeGC (disp, topShadowGC);
249 if (botShadowGC) XFreeGC (disp, botShadowGC);
250 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
251#endif
252 if (gc) XFreeGC (disp, gc);
253
254 delete drawable;
255 // destroy all windows
122 if (TermWin.parent[0]) 256 if (parent[0])
123 XDestroyWindow (display->display, TermWin.parent[0]); 257 XDestroyWindow (disp, parent[0]);
258 }
124 259
125 // TODO: free pixcolours, colours should become part of rxvt_display 260 // TODO: free pixcolours, colours should become part of rxvt_display
126 261 delete pix_colors_focused;
127 delete PixColors; 262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
128 265
129 displays.put (display); 266 displays.put (display);
130 267
131 scr_release (); 268 scr_release ();
132 269
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(!)
133 free (env_windowid); 276 free (env_windowid);
134 free (env_display); 277 free (env_display);
135 free (env_term); 278 free (env_term);
136 free (env_colorfgbg); 279 free (env_colorfgbg);
137 free (locale); 280 free (locale);
138 free (codeset); 281 free (v_buffer);
282 free (incr_buf);
139 283
140 delete envv; 284 delete envv;
141 delete argv; 285 delete argv;
286
287#ifdef KEYSYM_RESOURCE
288 delete keyboard;
289#endif
290}
291
292// child has exited, usually destroys
293void
294rxvt_term::child_cb (child_watcher &w, int status)
295{
296 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
297
298 cmd_pid = 0;
299
300 if (!OPTION (Opt_hold))
301 destroy ();
142} 302}
143 303
144void 304void
145rxvt_term::destroy () 305rxvt_term::destroy ()
146{ 306{
307 if (destroy_ev.active)
308 return;
309
310 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
311
312#if ENABLE_OVERLAY
313 scr_overlay_off ();
314#endif
315
147 if (display) 316 if (display)
148 { 317 {
318#if USE_XIM
319 im_ev.stop (display);
320#endif
321#if HAVE_SCROLLBARS
322 scrollbar_ev.stop (display);
323#endif
324#if TRANSPARENT
149 rootwin_ev.stop (display); 325 rootwin_ev.stop (display);
326#endif
327 incr_ev.stop ();
150 termwin_ev.stop (display); 328 termwin_ev.stop (display);
151 vt_ev.stop (display); 329 vt_ev.stop (display);
152#ifdef USE_XIM
153 im_destroy ();
154 im_ev.stop (display);
155#endif
156#ifdef HAVE_SCROLLBARS
157 scrollbar_ev.stop (display);
158#endif
159#ifdef MENUBAR
160 menubar_ev.stop (display);
161#endif
162 } 330 }
163 331
164 check_ev.stop (); 332 check_ev.stop ();
165 pty_ev.stop (); 333 pty_ev.stop ();
166#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
167 cursor_blink_ev.stop (); 335 cursor_blink_ev.stop ();
168#endif 336#endif
169#ifdef TEXT_BLINK 337#ifdef TEXT_BLINK
170 text_blink_ev.stop (); 338 text_blink_ev.stop ();
171#endif 339#endif
340#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
341 cont_scroll_ev.stop ();
342#endif
343#ifdef SELECTION_SCROLLING
344 sel_scroll_ev.stop ();
345#endif
172#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
173 pointer_ev.stop (); 347 pointer_ev.stop ();
174#endif 348#endif
175 349
176 destroy_ev.start (0); 350 destroy_ev.start (0);
177} 351}
178 352
179void 353void
180rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (time_watcher &w)
181{ 355{
182 SET_R (this); 356 make_current ();
183 357
184 delete this; 358 delete this;
185}
186
187/*----------------------------------------------------------------------*/
188/* rxvt_init () */
189/* LIBPROTO */
190rxvt_t
191rxvt_init (int argc, const char *const *argv)
192{
193 SET_R (new rxvt_term);
194
195 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
196 {
197 delete GET_R;
198 SET_R (0);
199 }
200
201 return GET_R;
202}
203
204static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
205
206void
207rxvt_init_signals ()
208{
209 /* install exit handler for cleanup */
210#if 0
211#ifdef HAVE_ATEXIT
212 atexit (rxvt_clean_exit);
213#else
214#endif
215#endif
216
217 struct sigaction sa;
218
219 sigfillset (&sa.sa_mask);
220 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
221 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
222 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
225 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
226 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
227
228 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
229 /* signal (SIGURG, SIG_DFL); */
230
231 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
232 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
233}
234
235bool
236rxvt_term::init (int argc, const char *const *argv)
237{
238 /*
239 * Save and then give up any super-user privileges
240 * If we need privileges in any area then we must specifically request it.
241 * We should only need to be root in these cases:
242 * 1. write utmp entries on some systems
243 * 2. chown tty on some systems
244 */
245 privileges (SAVE);
246 privileges (IGNORE);
247
248 init_secondary ();
249
250 const char **cmd_argv = init_resources (argc, argv);
251
252 set_locale ("");
253
254#if (MENUBAR_MAX)
255 menubar_read (rs[Rs_menu]);
256#endif
257#ifdef HAVE_SCROLLBARS
258 if (Options & Opt_scrollBar)
259 scrollBar.setIdle (); /* set existence for size calculations */
260#endif
261
262 create_windows (argc, argv);
263
264 init_xlocale ();
265
266 scr_reset (); /* initialize screen */
267
268#if 0
269 XSynchronize (display->display, True);
270#endif
271
272#ifdef HAVE_SCROLLBARS
273 if (Options & Opt_scrollBar)
274 resize_scrollbar (); /* create and map scrollbar */
275#endif
276#if (MENUBAR_MAX)
277 if (menubar_visible ())
278 XMapWindow (display->display, menuBar.win);
279#endif
280#ifdef TRANSPARENT
281 if (Options & Opt_transparent)
282 {
283 XSelectInput (display->display, display->root, PropertyChangeMask);
284 check_our_parents ();
285 }
286#endif
287
288 rootwin_ev.start (display, display->root);
289
290 XMapWindow (display->display, TermWin.vt);
291 XMapWindow (display->display, TermWin.parent[0]);
292
293 init_command (cmd_argv);
294
295 pty_ev.start (cmd_fd, EVENT_READ);
296
297 check_ev.start ();
298
299 return true;
300}
301
302/* ------------------------------------------------------------------------- *
303 * SIGNAL HANDLING & EXIT HANDLER *
304 * ------------------------------------------------------------------------- */
305/*
306 * Catch a SIGCHLD signal and exit if the direct child has died
307 */
308/* ARGSUSED */
309/* EXTPROTO */
310RETSIGTYPE
311rxvt_Child_signal (int sig __attribute__ ((unused)))
312{
313 int pid, save_errno = errno;
314 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
315 ;
316 errno = save_errno;
317
318#if 0
319 if (pid == cmd_pid)
320 exit (EXIT_SUCCESS);
321#endif
322}
323
324/*
325 * Catch a fatal signal and tidy up before quitting
326 */
327/* EXTPROTO */
328RETSIGTYPE
329rxvt_Exit_signal (int sig)
330{
331 signal (sig, SIG_DFL);
332#ifdef DEBUG_CMD
333 rxvt_print_error ("signal %d", sig);
334#endif
335 rxvt_clean_exit ();
336 kill (getpid (), sig);
337}
338
339/* INTPROTO */
340int
341rxvt_xerror_handler (Display *display, XErrorEvent *event)
342{
343 if (GET_R->allowedxerror == -1)
344 GET_R->allowedxerror = event->error_code;
345 else
346 {
347 old_xerror_handler (display, event);
348 GET_R->destroy ();
349 }
350
351 return 0;
352} 359}
353 360
354/*----------------------------------------------------------------------*/ 361/*----------------------------------------------------------------------*/
355/* 362/*
356 * Exit gracefully, clearing the utmp entry and restoring tty attributes 363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
357 * TODO: if debugging, this should free up any known resources if we can 364 * TODO: if debugging, this should free up any known resources if we can
358 */ 365 */
359/* EXTPROTO */ 366static XErrorHandler old_xerror_handler;
367
368static void
369rxvt_emergency_cleanup ()
370{
371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
372 (*t)->emergency_cleanup ();
373}
374
375#if ENABLE_FRILLS
376static void
377print_x_error (Display *dpy, XErrorEvent *event)
378{
379 char buffer[BUFSIZ];
380 char mesg[BUFSIZ];
381 char number[32];
382 char *mtype = "XlibMessage";
383 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
384 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
385 rxvt_warn ("An X Error occured, trying to continue after report.\n");
386 rxvt_warn ("%s: %s\n", mesg, buffer);
387 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
389 sprintf(number, "%d", event->request_code);
390 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
391 rxvt_warn ("(which is %s)\n", buffer);
392 if (event->request_code >= 128) {
393 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
394 mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
396 }
397 if ((event->error_code == BadWindow) ||
398 (event->error_code == BadPixmap) ||
399 (event->error_code == BadCursor) ||
400 (event->error_code == BadFont) ||
401 (event->error_code == BadDrawable) ||
402 (event->error_code == BadColor) ||
403 (event->error_code == BadGC) ||
404 (event->error_code == BadIDChoice) ||
405 (event->error_code == BadValue) ||
406 (event->error_code == BadAtom)) {
407 if (event->error_code == BadValue)
408 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
409 mesg, BUFSIZ);
410 else if (event->error_code == BadAtom)
411 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
412 mesg, BUFSIZ);
413 else
414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
415 mesg, BUFSIZ);
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
417 }
418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
419 mesg, BUFSIZ);
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
421}
422#endif
423
424int
425rxvt_xerror_handler (Display *display, XErrorEvent *event)
426{
427 if (GET_R->allowedxerror == -1)
428 GET_R->allowedxerror = event->error_code;
429 else
430 {
431 // GET_R is most likely not the terminal which caused the error,
432 // so just output the error and continue
433#if ENABLE_FRILLS
434 print_x_error (display, event);
435#else
436 old_xerror_handler (display, event);
437#endif
438 }
439
440 return 0;
441}
442
443int
444rxvt_xioerror_handler (Display *display)
445{
446 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
447 DisplayString (display));
448 rxvt_emergency_cleanup ();
449 _exit (EXIT_FAILURE);
450}
451
452/*----------------------------------------------------------------------*/
453bool
454rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
455{
456 this->envv = envv;
457
458 SET_R (this);
459 set_locale ("");
460 set_environ (envv); // few things in X do not call setlocale :(
461
462 if (!init_vars ())
463 return false;
464
465 init_secondary ();
466
467 const char **cmd_argv = init_resources (argc, argv);
468
469#ifdef KEYSYM_RESOURCE
470 keyboard->register_done ();
471#endif
472
473#ifdef HAVE_SCROLLBARS
474 if (OPTION (Opt_scrollBar))
475 scrollBar.setIdle (); /* set existence for size calculations */
476#endif
477
478 pty = ptytty::create ();
479
480 create_windows (argc, argv);
481
482 dDisp;
483
484 init_xlocale ();
485
486 scr_reset (); // initialize screen
487
488#if 0
489 XSynchronize (disp, True);
490#endif
491
492#ifdef HAVE_SCROLLBARS
493 if (OPTION (Opt_scrollBar))
494 resize_scrollbar (); /* create and map scrollbar */
495#endif
496#ifdef TRANSPARENT
497 if (OPTION (Opt_transparent))
498 {
499 XSelectInput (disp, display->root, PropertyChangeMask);
500 check_our_parents ();
501 rootwin_ev.start (display, display->root);
502 }
503#endif
504
505 set_colorfgbg ();
506
507 init_command (cmd_argv);
508
509 free (cmd_argv);
510
511 if (pty->pty >= 0)
512 pty_ev.start (pty->pty, EVENT_READ);
513
514 check_ev.start ();
515
516 HOOK_INVOKE ((this, HOOK_START, DT_END));
517
518#if ENABLE_XEMBED
519 if (rs[Rs_embed])
520 {
521 long info[2] = { 0, XEMBED_MAPPED };
522
523 XChangeProperty (display->display, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
524 32, PropModeReplace, (unsigned char *)&info, 2);
525 }
526#endif
527
528 XMapWindow (disp, vt);
529 XMapWindow (disp, parent[0]);
530
531 return true;
532}
533
534static struct sig_handlers
535{
536 sig_watcher sw_term, sw_int;
537
538 /*
539 * Catch a fatal signal and tidy up before quitting
540 */
360void 541 void
361rxvt_clean_exit () 542 sig_term (sig_watcher &w)
543 {
544 rxvt_emergency_cleanup ();
545 signal (w.signum, SIG_DFL);
546 kill (getpid (), w.signum);
547 }
548
549 sig_handlers ()
550 : sw_term (this, &sig_handlers::sig_term),
551 sw_int (this, &sig_handlers::sig_term)
552 {
553 }
554} sig_handlers;
555
556char **rxvt_environ; // startup environment
557
558void
559rxvt_init ()
362{ 560{
363 // TODO: rxvtd should clean up all ressources 561 ptytty::init ();
364 if (GET_R) 562
365 GET_R->destroy (); 563 rxvt_environ = environ;
564
565 signal (SIGHUP, SIG_IGN);
566 signal (SIGPIPE, SIG_IGN);
567
568 sig_handlers.sw_term.start (SIGTERM);
569 sig_handlers.sw_int.start (SIGINT);
570
571 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
572 /* signal (SIGURG, SIG_DFL); */
573
574 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
575 // TODO: handle this with exceptions and tolerate the memory loss
576 XSetIOErrorHandler (rxvt_xioerror_handler);
577
578 XrmInitialize ();
366} 579}
367 580
368/* ------------------------------------------------------------------------- * 581/* ------------------------------------------------------------------------- *
369 * MEMORY ALLOCATION WRAPPERS * 582 * MEMORY ALLOCATION WRAPPERS *
370 * ------------------------------------------------------------------------- */ 583 * ------------------------------------------------------------------------- */
371/* EXTPROTO */ 584void *
372void *
373rxvt_malloc (size_t size) 585rxvt_malloc (size_t size)
374{ 586{
375 void *p;
376
377 p = malloc (size); 587 void *p = malloc (size);
588
378 if (p) 589 if (!p)
590 rxvt_fatal ("memory allocation failure. aborting.\n");
591
379 return p; 592 return p;
380
381 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
382 rxvt_clean_exit ();
383 exit (EXIT_FAILURE);
384 /* NOTREACHED */
385} 593}
386 594
387/* EXTPROTO */ 595void *
388void *
389rxvt_calloc (size_t number, size_t size) 596rxvt_calloc (size_t number, size_t size)
390{ 597{
391 void *p;
392
393 p = calloc (number, size); 598 void *p = calloc (number, size);
599
394 if (p) 600 if (!p)
601 rxvt_fatal ("memory allocation failure. aborting.\n");
602
395 return p; 603 return p;
396
397 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
398 rxvt_clean_exit ();
399 exit (EXIT_FAILURE);
400 /* NOTREACHED */
401} 604}
402 605
403/* EXTPROTO */ 606void *
404void *
405rxvt_realloc (void *ptr, size_t size) 607rxvt_realloc (void *ptr, size_t size)
406{ 608{
407 void *p;
408
409 if (ptr)
410 p = realloc (ptr, size); 609 void *p = realloc (ptr, size);
411 else 610
412 p = malloc (size);
413 if (p) 611 if (!p)
612 rxvt_fatal ("memory allocation failure. aborting.\n");
613
414 return p; 614 return p;
415
416 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
417 rxvt_clean_exit ();
418 exit (EXIT_FAILURE);
419 /* NOTREACHED */
420} 615}
421
422/* ------------------------------------------------------------------------- *
423 * PRIVILEGED OPERATIONS *
424 * ------------------------------------------------------------------------- */
425/* take care of suid/sgid super-user (root) privileges */
426void
427rxvt_term::privileges (int mode)
428{
429#if ! defined(__CYGWIN32__)
430# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
431 /* setreuid () is the poor man's setuid (), seteuid () */
432# define seteuid(a) setreuid(-1, (a))
433# define setegid(a) setregid(-1, (a))
434# define HAVE_SETEUID
435# endif
436# ifdef HAVE_SETEUID
437 switch (mode)
438 {
439 case IGNORE:
440 /*
441 * change effective uid/gid - not real uid/gid - so we can switch
442 * back to root later, as required
443 */
444 seteuid (getuid ());
445 setegid (getgid ());
446 break;
447 case SAVE:
448 euid = geteuid ();
449 egid = getegid ();
450 break;
451 case RESTORE:
452 seteuid (euid);
453 setegid (egid);
454 break;
455 }
456# else
457 switch (mode)
458 {
459 case IGNORE:
460 setuid (getuid ());
461 setgid (getgid ());
462 /* FALLTHROUGH */
463 case SAVE:
464 /* FALLTHROUGH */
465 case RESTORE:
466 break;
467 }
468# endif
469#endif
470}
471
472#ifdef UTMP_SUPPORT
473void
474rxvt_term::privileged_utmp (char action)
475{
476 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
477 action, next_utmp_action, getpid ()));
478 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
479 || (Options & Opt_utmpInhibit)
480 || ttydev == NULL || *ttydev == '\0')
481 return;
482
483 privileges (RESTORE);
484 if (action == SAVE)
485 {
486 next_utmp_action = RESTORE;
487 makeutent (ttydev, rs[Rs_display_name]);
488 }
489 else
490 { /* action == RESTORE */
491 next_utmp_action = IGNORE;
492 cleanutent ();
493 }
494 privileges (IGNORE);
495}
496#endif
497
498#ifndef NO_SETOWNER_TTYDEV
499void
500rxvt_term::privileged_ttydev (char action)
501{
502 D_MAIN ((stderr,
503 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
504 action, next_tty_action, getpid ()));
505 if (next_tty_action != action || (action != SAVE && action != RESTORE)
506 || ttydev == NULL || *ttydev == '\0')
507 return;
508
509 privileges (RESTORE);
510
511 if (action == SAVE)
512 {
513 next_tty_action = RESTORE;
514# ifndef RESET_TTY_TO_COMMON_DEFAULTS
515 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
516 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
517 next_tty_action = IGNORE;
518 else
519# endif
520
521 {
522 chown (ttydev, getuid (), ttygid); /* fail silently */
523 chmod (ttydev, ttymode);
524# ifdef HAVE_REVOKE
525 revoke (ttydev);
526# endif
527
528 }
529 }
530 else
531 { /* action == RESTORE */
532 next_tty_action = IGNORE;
533# ifndef RESET_TTY_TO_COMMON_DEFAULTS
534 chmod (ttydev, ttyfd_stat.st_mode);
535 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
536# else
537 chmod (ttydev,
538 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
539 chown (ttydev, 0, 0);
540# endif
541
542 }
543
544 privileges (IGNORE);
545
546# ifndef RESET_TTY_TO_COMMON_DEFAULTS
547 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
548 action == RESTORE ? "Restoring" : (action ==
549 SAVE ? "Saving" :
550 "UNKNOWN ERROR for"), ttydev,
551 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
552 ttyfd_stat.st_gid));
553# endif
554}
555#endif
556 616
557/*----------------------------------------------------------------------*/ 617/*----------------------------------------------------------------------*/
558/* 618/*
559 * window size/position calculcations for XSizeHint and other storage. 619 * window size/position calculcations for XSizeHint and other storage.
560 * if width/height are non-zero then override calculated width/height 620 * if width/height are non-zero then override calculated width/height
561 */ 621 */
562void 622void
563rxvt_term::window_calc (unsigned int width, unsigned int height) 623rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
564{ 624{
565 short recalc_x, recalc_y; 625 short recalc_x, recalc_y;
566 int x, y, sb_w, mb_h, flags; 626 int x, y, sb_w, flags;
567 unsigned int w, h; 627 unsigned int w, h;
568 unsigned int max_width, max_height; 628 unsigned int max_width, max_height;
629 dDisp;
569 630
570 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
571 TermWin.ncol, TermWin.nrow, szHint.width,
572 szHint.height));
573 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 631 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
574 szHint.win_gravity = NorthWestGravity; 632 szHint.win_gravity = NorthWestGravity;
575 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 633 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
576 634
577 recalc_x = recalc_y = 0; 635 recalc_x = recalc_y = 0;
578 flags = 0; 636 flags = 0;
637
579 if (!parsed_geometry) 638 if (!parsed_geometry)
580 { 639 {
581 parsed_geometry = 1; 640 parsed_geometry = 1;
641
582 if (rs[Rs_geometry]) 642 if (rs[Rs_geometry])
583 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 643 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
644
584 if (flags & WidthValue) 645 if (flags & WidthValue)
585 { 646 {
586 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 647 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
587 szHint.flags |= USSize; 648 szHint.flags |= USSize;
588 } 649 }
650
589 if (flags & HeightValue) 651 if (flags & HeightValue)
590 { 652 {
591 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 653 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
592 szHint.flags |= USSize; 654 szHint.flags |= USSize;
593 } 655 }
656
594 if (flags & XValue) 657 if (flags & XValue)
595 { 658 {
596 szHint.x = x; 659 szHint.x = x;
597 szHint.flags |= USPosition; 660 szHint.flags |= USPosition;
661
598 if (flags & XNegative) 662 if (flags & XNegative)
599 { 663 {
600 recalc_x = 1; 664 recalc_x = 1;
601 szHint.win_gravity = NorthEastGravity; 665 szHint.win_gravity = NorthEastGravity;
602 } 666 }
603 } 667 }
668
604 if (flags & YValue) 669 if (flags & YValue)
605 { 670 {
606 szHint.y = y; 671 szHint.y = y;
607 szHint.flags |= USPosition; 672 szHint.flags |= USPosition;
673
608 if (flags & YNegative) 674 if (flags & YNegative)
609 { 675 {
610 recalc_y = 1; 676 recalc_y = 1;
677
611 if (szHint.win_gravity == NorthEastGravity) 678 if (szHint.win_gravity == NorthEastGravity)
612 szHint.win_gravity = SouthEastGravity; 679 szHint.win_gravity = SouthEastGravity;
613 else 680 else
614 szHint.win_gravity = SouthWestGravity; 681 szHint.win_gravity = SouthWestGravity;
615 } 682 }
616 } 683 }
617 } 684 }
685
618 /* TODO: BOUNDS */ 686 /* TODO: BOUNDS */
619 TermWin.width = TermWin.ncol * TermWin.fwidth; 687 width = ncol * fwidth;
620 TermWin.height = TermWin.nrow * TermWin.fheight; 688 height = nrow * fheight;
621 max_width = MAX_COLS * TermWin.fwidth; 689 max_width = MAX_COLS * fwidth;
622 max_height = MAX_ROWS * TermWin.fheight; 690 max_height = MAX_ROWS * fheight;
623 691
624 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 692 szHint.base_width = szHint.base_height = 2 * int_bwidth;
625 693
626 sb_w = mb_h = 0; 694 sb_w = 0;
627 window_vt_x = window_vt_y = 0; 695 window_vt_x = window_vt_y = int_bwidth;
628 if (scrollbar_visible ()) 696
697 if (scrollBar.state)
629 { 698 {
630 sb_w = scrollbar_TotalWidth (); 699 sb_w = scrollbar_TotalWidth ();
631 szHint.base_width += sb_w; 700 szHint.base_width += sb_w;
632 if (! (Options & Opt_scrollBar_right)) 701 if (!OPTION (Opt_scrollBar_right))
633 window_vt_x = sb_w; 702 window_vt_x += sb_w;
634 }
635 if (menubar_visible ())
636 { 703 }
637 mb_h = menuBar_TotalHeight (); 704
638 szHint.base_height += mb_h;
639 window_vt_y = mb_h;
640 }
641 szHint.width_inc = TermWin.fwidth; 705 szHint.width_inc = fwidth;
642 szHint.height_inc = TermWin.fheight; 706 szHint.height_inc = fheight;
643 szHint.min_width = szHint.base_width + szHint.width_inc; 707 szHint.min_width = szHint.base_width + szHint.width_inc;
644 szHint.min_height = szHint.base_height + szHint.height_inc; 708 szHint.min_height = szHint.base_height + szHint.height_inc;
645 709
646 if (width && width - szHint.base_width < max_width) 710 if (newwidth && newwidth - szHint.base_width < max_width)
647 { 711 {
648 szHint.width = width; 712 szHint.width = newwidth;
649 TermWin.width = width - szHint.base_width; 713 width = newwidth - szHint.base_width;
650 } 714 }
651 else 715 else
652 { 716 {
653 MIN_IT (TermWin.width, max_width); 717 min_it (width, max_width);
654 szHint.width = szHint.base_width + TermWin.width; 718 szHint.width = szHint.base_width + width;
655 } 719 }
720
656 if (height && height - szHint.base_height < max_height) 721 if (newheight && newheight - szHint.base_height < max_height)
657 { 722 {
658 szHint.height = height; 723 szHint.height = newheight;
659 TermWin.height = height - szHint.base_height; 724 height = newheight - szHint.base_height;
660 } 725 }
661 else 726 else
662 { 727 {
663 MIN_IT (TermWin.height, max_height); 728 min_it (height, max_height);
664 szHint.height = szHint.base_height + TermWin.height; 729 szHint.height = szHint.base_height + height;
665 } 730 }
666 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 731
732 if (scrollBar.state && OPTION (Opt_scrollBar_right))
667 window_sb_x = szHint.width - sb_w; 733 window_sb_x = szHint.width - sb_w;
668 734
669 if (recalc_x) 735 if (recalc_x)
670 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 736 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
671 - szHint.width - 2 * TermWin.ext_bwidth);
672 if (recalc_y) 737 if (recalc_y)
673 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 738 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
674 - szHint.height - 2 * TermWin.ext_bwidth);
675 739
676 TermWin.ncol = TermWin.width / TermWin.fwidth; 740 ncol = width / fwidth;
677 TermWin.nrow = TermWin.height / TermWin.fheight; 741 nrow = height / fheight;
678 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
679 TermWin.ncol, TermWin.nrow, szHint.width,
680 szHint.height));
681 return;
682} 742}
683 743
684/*----------------------------------------------------------------------*/ 744/*----------------------------------------------------------------------*/
685/* 745/*
686 * Tell the teletype handler what size the window is. 746 * Tell the teletype handler what size the window is.
687 * Called after a window size change. 747 * Called after a window size change.
688 */ 748 */
689void 749void
690rxvt_term::tt_winch () 750rxvt_term::tt_winch ()
691{ 751{
752 if (pty->pty < 0)
753 return;
754
692 struct winsize ws; 755 struct winsize ws;
693 756
694 if (cmd_fd < 0)
695 return;
696
697 ws.ws_col = TermWin.ncol; 757 ws.ws_col = ncol;
698 ws.ws_row = TermWin.nrow; 758 ws.ws_row = nrow;
699 ws.ws_xpixel = ws.ws_ypixel = 0; 759 ws.ws_xpixel = width;
700#ifndef DEBUG_SIZE 760 ws.ws_ypixel = height;
701 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 761 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
702#else 762
703 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 763#if 0
704 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 764 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
705# ifdef SIGWINCH
706 else if (cmd_pid) /* force through to the command */ 765 if (cmd_pid) /* force through to the command */
707 kill (cmd_pid, SIGWINCH); 766 kill (-cmd_pid, SIGWINCH);
708# endif
709#endif 767#endif
710} 768}
711 769
712/*----------------------------------------------------------------------*/ 770/*----------------------------------------------------------------------*/
713/* rxvt_change_font () - Switch to a new font */ 771/* set_fonts () - load and set the various fonts
714/* 772 *
715 * init = 1 - initialize 773 * init = 1 - initialize
716 * 774 *
717 * fontname == FONT_UP - switch to bigger font 775 * fontname == FONT_UP - switch to bigger font
718 * fontname == FONT_DN - switch to smaller font 776 * fontname == FONT_DN - switch to smaller font
719 */ 777 */
720bool 778bool
721rxvt_term::change_font (const char *fontname) 779rxvt_term::set_fonts ()
722{ 780{
723 if (fontname == FONT_UP)
724 {
725 // TODO
726 }
727 else if (fontname == FONT_DN)
728 {
729 // TODO
730 }
731 else
732 {
733 rxvt_fontset *fs = new rxvt_fontset (this); 781 rxvt_fontset *fs = new rxvt_fontset (this);
782 rxvt_fontprop prop;
734 783
735 if (fs && fs->populate (fontname)) 784 if (!fs
785 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
786 || !fs->realize_font (1))
787 {
788 delete fs;
789 return false;
790 }
791
792#if ENABLE_STYLES
793 for (int i = RS_styleCount; --i; )
794 if (fontset[i] != fontset[0])
795 delete fontset[i];
796#endif
797
798 delete fontset[0];
799 fontset[0] = fs;
800
801 prop = (*fs)[1]->properties ();
802 prop.height += lineSpace;
803 fs->set_prop (prop);
804
805 fwidth = prop.width;
806 fheight = prop.height;
807 fbase = prop.ascent;
808
809 for (int style = 1; style < 4; style++)
810 {
811#if ENABLE_STYLES
812 const char *res = rs[Rs_font + style];
813
814 if (res && !*res)
815 fontset[style] = fontset[0];
816 else
736 { 817 {
737 delete TermWin.fontset; 818 fontset[style] = fs = new rxvt_fontset (this);
738 TermWin.fontset = fs; 819 rxvt_fontprop prop2 = prop;
739 TermWin.fwidth = fs->base_font ()->width;
740 TermWin.fheight = fs->base_font ()->height;
741 TermWin.fbase = fs->base_font ()->ascent;
742 820
743 // TODO: screen needs to be told about new fonts 821 if (res)
822 prop2.weight = prop2.slant = rxvt_fontprop::unset;
744 823 else
745 if (TermWin.parent[0])
746 { 824 {
747 resize_all_windows (0, 0, 0); 825 res = fontset[0]->fontdesc;
748 scr_remap_chars (); 826
749 scr_touch (true); 827 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
828 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
750 } 829 }
751 830
752 return true; 831 fs->populate (res);
832 fs->set_prop (prop2);
753 } 833 }
834#else
835 fontset[style] = fontset[0];
836#endif
837 }
838
839 if (parent[0])
754 } 840 {
841 resize_all_windows (0, 0, 0);
842 scr_remap_chars ();
843 scr_touch (true);
844 }
755 845
756 return false; 846 return true;
757} 847}
758 848
759bool 849void rxvt_term::set_string_property (Atom prop, const char *str, int len)
760rxvt_term::font_up_down (int n, int direction)
761{ 850{
762 return false; 851 XChangeProperty (display->display, parent[0],
852 prop, XA_STRING, 8, PropModeReplace,
853 (const unsigned char *)str, len >= 0 ? len : strlen (str));
854}
855
856void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
857{
858 wchar_t *ws = rxvt_mbstowcs (str, len);
859 char *s = rxvt_wcstoutf8 (ws);
860
861 XChangeProperty (display->display, parent[0],
862 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
863 (const unsigned char *)s, strlen (s));
864
865 free (s);
866 free (ws);
763} 867}
764 868
765/*----------------------------------------------------------------------*/ 869/*----------------------------------------------------------------------*/
766/*----------------------------------------------------------------------*/ 870/*----------------------------------------------------------------------*/
767/* xterm sequences - title, iconName, color (exptl) */ 871/* xterm sequences - title, iconName, color (exptl) */
768void 872void
769rxvt_term::set_title (const char *str) 873rxvt_term::set_title (const char *str)
770{ 874{
771#ifndef SMART_WINDOW_TITLE 875 set_string_property (XA_WM_NAME, str);
772 XStoreName (display->display, TermWin.parent[0], str); 876#if ENABLE_EWMH
773#else 877 set_utf8_property (xa[XA_NET_WM_NAME], str);
774 char *name;
775
776 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
777 name = NULL;
778 if (name == NULL || STRCMP (name, str))
779 XStoreName (display->display, TermWin.parent[0], str);
780 if (name)
781 XFree (name);
782#endif 878#endif
783} 879}
784 880
785void 881void
786rxvt_term::set_iconName (const char *str) 882rxvt_term::set_icon_name (const char *str)
787{ 883{
788#ifndef SMART_WINDOW_TITLE 884 set_string_property (XA_WM_ICON_NAME, str);
789 XSetIconName (display->display, TermWin.parent[0], str); 885#if ENABLE_EWMH
790#else 886 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
791 char *name;
792
793 if (XGetIconName (display->display, TermWin.parent[0], &name))
794 name = NULL;
795 if (name == NULL || STRCMP (name, str))
796 XSetIconName (display->display, TermWin.parent[0], str);
797 if (name)
798 XFree (name);
799#endif 887#endif
800} 888}
801 889
802#ifdef XTERM_COLOR_CHANGE 890#ifdef XTERM_COLOR_CHANGE
803void 891void
804rxvt_term::set_window_color (int idx, const char *color) 892rxvt_term::set_window_color (int idx, const char *color)
805{ 893{
806 rxvt_color xcol; 894 rxvt_color xcol;
807 int i; 895 int i;
808 896
809 if (color == NULL || *color == '\0') 897 if (color == NULL || *color == '\0')
810 return; 898 return;
811 899
812 /* handle color aliases */ 900 /* handle color aliases */
813 if (isdigit (*color)) 901 if (isdigit (*color))
814 { 902 {
815 i = atoi (color); 903 i = atoi (color);
904
816 if (i >= 8 && i <= 15) 905 if (i >= 8 && i <= 15)
817 { /* bright colors */ 906 { /* bright colors */
818 i -= 8; 907 i -= 8;
819# ifndef NO_BRIGHTCOLOR
820 PixColors[idx] = PixColors[minBrightCOLOR + i]; 908 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
821 SET_PIXCOLOR (idx); 909 SET_PIXCOLOR (idx);
822 goto Done; 910 goto done;
823# endif
824
825 } 911 }
912
826 if (i >= 0 && i <= 7) 913 if (i >= 0 && i <= 7)
827 { /* normal colors */ 914 { /* normal colors */
828 PixColors[idx] = PixColors[minCOLOR + i]; 915 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
829 SET_PIXCOLOR (idx); 916 SET_PIXCOLOR (idx);
830 goto Done; 917 goto done;
831 } 918 }
832 } 919 }
920
833 if (!rXParseAllocColor (& xcol, color)) 921 if (!rXParseAllocColor (&xcol, color))
834 return; 922 return;
923
835 /* XStoreColor (display->display, XCMAP, XColor*); */ 924 /* XStoreColor (display->display, display->cmap, XColor*); */
836 925
837 /* 926 /*
838 * FIXME: should free colors here, but no idea how to do it so instead, 927 * FIXME: should free colors here, but no idea how to do it so instead,
839 * so just keep gobbling up the colormap 928 * so just keep gobbling up the colormap
840 */ 929 */
841# if 0 930# if 0
842 for (i = Color_Black; i <= Color_White; i++) 931 for (i = Color_Black; i <= Color_White; i++)
843 if (PixColors[idx] == PixColors[i]) 932 if (pix_colors[idx] == pix_colors[i])
844 break; 933 break;
845 if (i > Color_White) 934 if (i > Color_White)
846 { 935 {
847 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 936 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
848 XFreeColors (display->display, XCMAP, (PixColors + idx), 1, 937 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
849 DisplayPlanes (display->display, display->screen)); 938 DisplayPlanes (display->display, display->screen));
850 } 939 }
851# endif 940# endif
852 941
853 PixColors[idx] = xcol; 942 pix_colors_focused[idx] = xcol;
854 SET_PIXCOLOR (idx); 943 SET_PIXCOLOR (idx);
855 944
856 /* XSetWindowAttributes attr; */ 945 /* XSetWindowAttributes attr; */
857 /* Cursor cursor; */ 946 /* Cursor cursor; */
858Done: 947done:
859 if (idx == Color_bg && ! (Options & Opt_transparent))
860 XSetWindowBackground (display->display, TermWin.vt,
861 PixColors[Color_bg]);
862 948
949#if OFF_FOCUS_FADING
950 if (rs[Rs_fade])
951 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
952#endif
953
863 /* handle Color_BD, scrollbar background, etc. */ 954 /*TODO: handle Color_BD, scrollbar background, etc. */
864 955
865 set_colorfgbg ();
866 recolour_cursor (); 956 recolour_cursor ();
867 /* the only reasonable way to enforce a clean update */ 957 scr_recolour ();
868 scr_poweron ();
869} 958}
870 959
871#else 960#else
872# define set_window_color (idx,color) ((void)0) 961# define set_window_color (idx,color) ((void)0)
873#endif /* XTERM_COLOR_CHANGE */ 962#endif /* XTERM_COLOR_CHANGE */
874 963
875void 964void
876rxvt_term::recolour_cursor () 965rxvt_term::recolour_cursor ()
877{ 966{
878#if TODO
879 rxvt_color xcol[2]; 967 XColor xcol[2];
880 968
881 xcol[0] = PixColors[Color_pointer]; 969 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
882 xcol[1] = PixColors[Color_bg]; 970 ? pix_colors_focused[Color_pointer_fg]
971 : pix_colors_focused[Color_fg];
972 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
973 ? pix_colors_focused[Color_pointer_bg]
974 : pix_colors_focused[Color_bg];
975
883 XQueryColors (display->display, XCMAP, xcol, 2); 976 XQueryColors (display->display, display->cmap, xcol, 2);
884 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 977 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
885#endif
886} 978}
887 979
888/*----------------------------------------------------------------------*/ 980/*----------------------------------------------------------------------*/
889/* 981/*
890 * find if fg/bg matches any of the normal (low-intensity) colors 982 * find if fg/bg matches any of the normal (low-intensity) colors
891 */ 983 */
892void 984void
893rxvt_term::set_colorfgbg () 985rxvt_term::set_colorfgbg ()
894{ 986{
895 unsigned int i; 987 unsigned int i;
896 const char *xpmb = "\0"; 988 const char *xpmb = "\0";
897 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 989 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
898 990
899 env_colorfgbg =
900 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); 991 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
901 STRCPY (fstr, "default"); 992 strcpy (fstr, "default");
902 STRCPY (bstr, "default"); 993 strcpy (bstr, "default");
903 for (i = Color_Black; i <= Color_White; i++) 994 for (i = Color_Black; i <= Color_White; i++)
904 if (PixColors[Color_fg] == PixColors[i]) 995 if (pix_colors[Color_fg] == pix_colors[i])
905 { 996 {
906 sprintf (fstr, "%d", (i - Color_Black)); 997 sprintf (fstr, "%d", (i - Color_Black));
907 break; 998 break;
908 } 999 }
1000
909 for (i = Color_Black; i <= Color_White; i++) 1001 for (i = Color_Black; i <= Color_White; i++)
910 if (PixColors[Color_bg] == PixColors[i]) 1002 if (pix_colors[Color_bg] == pix_colors[i])
911 { 1003 {
912 sprintf (bstr, "%d", (i - Color_Black)); 1004 sprintf (bstr, "%d", (i - Color_Black));
913#ifdef XPM_BACKGROUND 1005#ifdef XPM_BACKGROUND
914 xpmb = "default;"; 1006 xpmb = "default;";
915#endif 1007#endif
916 break; 1008 break;
917 } 1009 }
918 1010
919 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1011 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
920
921#ifndef NO_BRIGHTCOLOR
922 colorfgbg = DEFAULT_RSTYLE;
923 for (i = minCOLOR; i <= maxCOLOR; i++)
924 {
925 if (PixColors[Color_fg] == PixColors[i])
926 colorfgbg = SET_FGCOLOR (colorfgbg, i);
927 if (PixColors[Color_bg] == PixColors[i])
928 colorfgbg = SET_BGCOLOR (colorfgbg, i);
929 }
930#endif
931} 1012}
932 1013
933/*----------------------------------------------------------------------*/ 1014/*----------------------------------------------------------------------*/
934/*
935 * Colour determination for low colour displays, routine from
936 * Hans de Goede <hans@highrise.nl>
937 */
938 1015
939int 1016int
940rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1017rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
941{ 1018{
942 if (!screen_in_out->set (display, colour)) 1019 if (!screen_in_out->set (display, colour))
943 { 1020 {
944 rxvt_print_error ("can't allocate colour: %s", colour); 1021 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
945 return false; 1022 return false;
946 } 1023 }
947 1024
948 return true; 1025 return true;
949} 1026}
950 1027
951/* -------------------------------------------------------------------- * 1028/* -------------------------------------------------------------------- *
952 * - WINDOW RESIZING - * 1029 * - WINDOW RESIZING - *
953 * -------------------------------------------------------------------- */ 1030 * -------------------------------------------------------------------- */
954void 1031void
955rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1032rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
956{ 1033{
957 int fix_screen; 1034 int fix_screen;
1035 int old_width = szHint.width;
1036 int old_height = szHint.height;
1037 dDisp;
958 1038
959#ifdef SMART_RESIZE
960 int old_width = szHint.width, old_height = szHint.height;
961#endif
962
963 window_calc (width, height); 1039 window_calc (newwidth, newheight);
964 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1040 XSetWMNormalHints (disp, parent[0], &szHint);
1041
965 if (!ignoreparent) 1042 if (!ignoreparent)
966 { 1043 {
967#ifdef SMART_RESIZE 1044#ifdef SMART_RESIZE
968 /* 1045 /*
969 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1046 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
972 int x, y, x1, y1; 1049 int x, y, x1, y1;
973 int dx, dy; 1050 int dx, dy;
974 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1051 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
975 Window unused_cr; 1052 Window unused_cr;
976 1053
977 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1054 XTranslateCoordinates (disp, parent[0], display->root,
978 0, 0, &x, &y, &unused_cr); 1055 0, 0, &x, &y, &unused_cr);
979 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1056 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
980 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1057 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
981 /* 1058 /*
982 * if display->root isn't the parent window, a WM will probably have offset 1059 * if display->root isn't the parent window, a WM will probably have offset
983 * our position for handles and decorations. Counter it 1060 * our position for handles and decorations. Counter it
984 */ 1061 */
986 { 1063 {
987 x -= x1; 1064 x -= x1;
988 y -= y1; 1065 y -= y1;
989 } 1066 }
990 1067
991 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1068 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
992 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1069 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
993 dx = old_width - szHint.width; 1070 dx = old_width - szHint.width;
994 dy = old_height - szHint.height; 1071 dy = old_height - szHint.height;
995 1072
996 /* Check position of the center of the window */ 1073 /* Check position of the center of the window */
997 if (x < x1) /* left half */ 1074 if (x < x1) /* left half */
998 dx = 0; 1075 dx = 0;
1001 if (y < y1) /* top half */ 1078 if (y < y1) /* top half */
1002 dy = 0; 1079 dy = 0;
1003 else if (y == y1) /* exact center */ 1080 else if (y == y1) /* exact center */
1004 dy /= 2; 1081 dy /= 2;
1005 1082
1006 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1083 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1007 szHint.width, szHint.height); 1084 szHint.width, szHint.height);
1008#else 1085#else
1009 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1086 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1010 szHint.height);
1011#endif 1087#endif
1012
1013 } 1088 }
1014 1089
1015 fix_screen = (TermWin.ncol != prev_ncol 1090 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1016 || TermWin.nrow != prev_nrow);
1017 1091
1018 if (fix_screen || width != old_width || height != old_height) 1092 if (fix_screen || newwidth != old_width || newheight != old_height)
1019 { 1093 {
1020 if (scrollbar_visible ()) 1094 if (scrollBar.state)
1021 { 1095 {
1022 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1096 XMoveResizeWindow (disp, scrollBar.win,
1097 window_sb_x, 0,
1023 0, scrollbar_TotalWidth (), szHint.height); 1098 scrollbar_TotalWidth (), szHint.height);
1024 resize_scrollbar (); 1099 resize_scrollbar ();
1025 } 1100 }
1026 1101
1027 if (menubar_visible ()) 1102 XMoveResizeWindow (disp, vt,
1028 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1103 window_vt_x, window_vt_y,
1029 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1030
1031 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1032 window_vt_y, TermWin_TotalWidth (),
1033 TermWin_TotalHeight ()); 1104 width, height);
1105
1034 scr_clear (); 1106 scr_clear ();
1035#ifdef XPM_BACKGROUND 1107#ifdef XPM_BACKGROUND
1036 resize_pixmap (); 1108 resize_pixmap ();
1037#endif 1109#endif
1038
1039 } 1110 }
1040 1111
1041 if (fix_screen || old_height == 0) 1112 if (fix_screen || old_height == 0)
1042 {
1043 int curr_screen = -1;
1044 int old_ncol = prev_ncol;
1045
1046 /* scr_reset only works on the primary screen */
1047 if (old_height) /* this is not the first time through */
1048 {
1049 unsigned int ncol = TermWin.ncol;
1050 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1051 curr_screen = scr_change_screen (PRIMARY);
1052 TermWin.ncol = ncol;
1053 }
1054
1055 scr_reset (); 1113 scr_reset ();
1056 1114
1057 if (curr_screen >= 0) /* this is not the first time through */ 1115#ifdef XPM_BACKGROUND
1058 { 1116 if (pixmap)
1059 scr_change_screen (curr_screen); 1117 scr_touch (false);
1060 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1118#endif
1061 }
1062 }
1063
1064 old_width = szHint.width;
1065 old_height = szHint.height;
1066 1119
1067#ifdef USE_XIM 1120#ifdef USE_XIM
1068 IMSetStatusPosition (); 1121 IMSetStatusPosition ();
1069#endif 1122#endif
1070} 1123}
1072/* 1125/*
1073 * Set the width/height of the vt window in characters. Units are pixels. 1126 * Set the width/height of the vt window in characters. Units are pixels.
1074 * good for toggling 80/132 columns 1127 * good for toggling 80/132 columns
1075 */ 1128 */
1076void 1129void
1077rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1130rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1078{ 1131{
1079 XWindowAttributes wattr; 1132 XWindowAttributes wattr;
1080 1133
1081 if (width == 0 || height == 0) 1134 if (newwidth == 0 || newheight == 0)
1082 { 1135 {
1083 XGetWindowAttributes (display->display, display->root, &wattr); 1136 XGetWindowAttributes (display->display, display->root, &wattr);
1137
1084 if (width == 0) 1138 if (newwidth == 0)
1085 width = wattr.width - szHint.base_width; 1139 newwidth = wattr.width - szHint.base_width;
1086 if (height == 0) 1140 if (newheight == 0)
1087 height = wattr.height - szHint.base_height; 1141 newheight = wattr.height - szHint.base_height;
1088 }
1089 if (width != TermWin.width || height != TermWin.height)
1090 { 1142 }
1143
1144 if (newwidth != width || newheight != height)
1145 {
1091 width += szHint.base_width; 1146 newwidth += szHint.base_width;
1092 height += szHint.base_height; 1147 newheight += szHint.base_height;
1093 resize_all_windows (width, height, 0); 1148 resize_all_windows (newwidth, newheight, 0);
1094 } 1149 }
1095} 1150}
1096 1151
1097/* -------------------------------------------------------------------- * 1152/* -------------------------------------------------------------------- *
1098 * - X INPUT METHOD ROUTINES - * 1153 * - X INPUT METHOD ROUTINES - *
1099 * -------------------------------------------------------------------- */ 1154 * -------------------------------------------------------------------- */
1100#ifdef USE_XIM 1155#ifdef USE_XIM
1101 1156
1102void 1157void
1158rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1159{
1160 fg = pix_colors[Color_fg];
1161 bg = pix_colors[Color_bg];
1162}
1163
1164void
1103rxvt_term::im_set_size (XRectangle *size) 1165rxvt_term::im_set_size (XRectangle &size)
1104{ 1166{
1105 size->x = TermWin.int_bwidth; 1167 // the int_bwidth terms make no sense to me
1106 size->y = TermWin.int_bwidth; 1168 size.x = int_bwidth;
1107 size->width = Width2Pixel (TermWin.ncol); 1169 size.y = int_bwidth;
1108 size->height = Height2Pixel (TermWin.nrow); 1170 size.width = Width2Pixel (ncol) + int_bwidth;
1171 size.height = Height2Pixel (nrow) + int_bwidth;
1109} 1172}
1110 1173
1111void 1174void
1112rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1175rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1176 XRectangle &status_rect,
1177 const XRectangle &needed_rect)
1113{ 1178{
1114 *fg = PixColors[Color_fg]; 1179 preedit_rect.x = needed_rect.width;
1115 *bg = PixColors[Color_bg]; 1180 preedit_rect.y = 0;
1181 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1182 preedit_rect.height = fheight;
1183
1184 status_rect.x = 0;
1185 status_rect.y = 0;
1186 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1187 status_rect.height = fheight;
1116} 1188}
1117 1189
1118/* Checking whether input method is running. */ 1190/* Checking whether input method is running. */
1119bool 1191bool
1120rxvt_term::IMisRunning () 1192rxvt_term::IMisRunning ()
1121{ 1193{
1122 char *p; 1194 char *p;
1123 Atom atom; 1195 Atom atom;
1124 Window win; 1196 Window win;
1125 char server[IMBUFSIZ]; 1197 char server[IMBUFSIZ];
1126 1198
1127 /* get current locale modifier */ 1199 /* get current locale modifier */
1128 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1200 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1129 { 1201 {
1130 STRCPY (server, "@server="); 1202 strcpy (server, "@server=");
1131 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1203 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1204
1132 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1205 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1133 *p = '\0'; 1206 *p = '\0';
1134 1207
1135 atom = XInternAtom (display->display, server, False); 1208 atom = XInternAtom (display->display, server, False);
1136 win = XGetSelectionOwner (display->display, atom); 1209 win = XGetSelectionOwner (display->display, atom);
1210
1137 if (win != None) 1211 if (win != None)
1138 return True; 1212 return True;
1139 } 1213 }
1214
1140 return False; 1215 return False;
1141} 1216}
1142 1217
1143void 1218void
1144rxvt_term::IMSendSpot () 1219rxvt_term::IMSendSpot ()
1145{ 1220{
1146 XPoint spot; 1221 XPoint nspot;
1147 XVaNestedList preedit_attr; 1222 XVaNestedList preedit_attr;
1148 1223
1149 if (Input_Context == NULL 1224 if (!Input_Context
1150 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1225 || !focus
1151 || ! (event_type == KeyPress 1226 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1152 || event_type == Expose
1153 || event_type == NoExpose
1154 || event_type == SelectionNotify
1155 || event_type == ButtonRelease || event_type == FocusIn)
1156 || !IMisRunning ())
1157 return; 1227 return;
1158 1228
1159 im_set_position (&spot); 1229 im_set_position (nspot);
1230
1231 if (nspot.x == spot.x && nspot.y == spot.y)
1232 return;
1233
1234 spot = nspot;
1160 1235
1161 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1236 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1162 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1237 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1163 XFree (preedit_attr); 1238 XFree (preedit_attr);
1164} 1239}
1165 1240
1166void 1241void
1167rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1168 XRectangle * needed_rect)
1169{
1170 int mbh, vtx = 0;
1171
1172 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1173 vtx = scrollbar_TotalWidth ();
1174
1175 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1176 mbh -= TermWin.lineSpace;
1177
1178 preedit_rect->x = needed_rect->width + vtx;
1179 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1180
1181 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1182 preedit_rect->height = Height2Pixel (1);
1183
1184 status_rect->x = vtx;
1185 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1186
1187 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1188 status_rect->height = Height2Pixel (1);
1189}
1190
1191void
1192rxvt_term::im_destroy () 1242rxvt_term::im_destroy ()
1193{ 1243{
1194 if (Input_Context)
1195 {
1196 XDestroyIC (Input_Context);
1197 Input_Context = NULL;
1198 }
1199
1200 if (input_method) 1244 if (input_method)
1201 { 1245 {
1246 if (Input_Context && input_method->xim)
1247 XDestroyIC (Input_Context);
1248
1202 display->put_xim (input_method); 1249 display->put_xim (input_method);
1203 input_method = 0; 1250 input_method = 0;
1204 } 1251 }
1252
1253 Input_Context = 0;
1205} 1254}
1255
1256#ifdef ENABLE_XIM_ONTHESPOT
1257
1258static void
1259xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1260{
1261 ((rxvt_term *)client_data)->make_current ();
1262 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1263}
1264
1265static void
1266xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1267{
1268 ((rxvt_term *)client_data)->make_current ();
1269 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1270}
1271
1272static void
1273xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1274{
1275 rxvt_term *term = (rxvt_term *)client_data;
1276 XIMText *text = call_data->text;
1277
1278 term->make_current ();
1279
1280 if (text)
1281 {
1282 void *str;
1283
1284 if (!text->encoding_is_wchar && text->string.multi_byte)
1285 {
1286 // of course, X makes it ugly again
1287 if (term->rs[Rs_imLocale])
1288 SET_LOCALE (term->rs[Rs_imLocale]);
1289
1290 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1291 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1292
1293 if (term->rs[Rs_imLocale])
1294 SET_LOCALE (term->locale);
1295 }
1296 else
1297 str = (void *)text->string.wide_char;
1298
1299 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1300 DT_INT, call_data->caret,
1301 DT_INT, call_data->chg_first,
1302 DT_INT, call_data->chg_length,
1303 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1304 DT_WCS_LEN, str, str ? (int)text->length : 0,
1305 DT_END));
1306 }
1307 else
1308 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1309 DT_INT, call_data->caret,
1310 DT_INT, call_data->chg_first,
1311 DT_INT, call_data->chg_length,
1312 DT_END));
1313}
1314
1315#if 0
1316static void
1317xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1318{
1319 ((rxvt_term *)client_data)->make_current ();
1320 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1321 DT_INT, call_data->position,
1322 DT_INT, call_data->direction,
1323 DT_INT, call_data->style,
1324 DT_END));
1325}
1326#endif
1327
1328#endif
1206 1329
1207/* 1330/*
1208 * Try to open a XIM with the current modifiers, then see if we can 1331 * Try to open a XIM with the current modifiers, then see if we can
1209 * open a suitable preedit type 1332 * open a suitable preedit type
1210 */ 1333 */
1211bool 1334bool
1212rxvt_term::IM_get_IC (const char *modifiers) 1335rxvt_term::IM_get_IC (const char *modifiers)
1213{ 1336{
1214 int i, j, found; 1337 int i, j, found;
1215 XIM xim; 1338 XIM xim;
1216 XPoint spot; 1339 XPoint spot;
1217 XRectangle rect, status_rect, needed_rect; 1340 XRectangle rect, status_rect, needed_rect;
1218 unsigned long fg, bg; 1341 unsigned long fg, bg;
1219 const char *p; 1342 const char *p;
1220 char **s; 1343 char **s;
1221 XIMStyles *xim_styles; 1344 XIMStyles *xim_styles;
1222 XVaNestedList preedit_attr, status_attr; 1345#ifdef ENABLE_XIM_ONTHESPOT
1346 XIMCallback xcb[4];
1347#endif
1348
1349 set_environ (envv);
1223 1350
1224 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1351 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1225 return false; 1352 return false;
1226 1353
1227 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1228 input_method = display->get_xim (locale, modifiers); 1354 input_method = display->get_xim (locale, modifiers);
1229 if (input_method == NULL) 1355 if (input_method == NULL)
1230 return false; 1356 return false;
1231 1357
1232 xim = input_method->xim; 1358 xim = input_method->xim;
1359 spot.x = spot.y = -1;
1233 1360
1234 xim_styles = NULL; 1361 xim_styles = NULL;
1235 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1362 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1236 || !xim_styles || !xim_styles->count_styles) 1363 || !xim_styles || !xim_styles->count_styles)
1237 { 1364 {
1238 display->put_xim (input_method); 1365 im_destroy ();
1239 return false; 1366 return false;
1240 } 1367 }
1241 1368
1242 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1369 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1370
1371 for (int pi = 0; pi < 2; pi++)
1372 {
1373 p = pet[pi];
1374
1375 if (!p)
1376 continue;
1377
1243 s = rxvt_splitcommastring (p); 1378 s = rxvt_splitcommastring (p);
1379
1244 for (i = found = 0; !found && s[i]; i++) 1380 for (i = found = 0; !found && s[i]; i++)
1245 { 1381 {
1246 if (!STRCMP (s[i], "OverTheSpot")) 1382 if (!strcmp (s[i], "OverTheSpot"))
1247 input_style = (XIMPreeditPosition | XIMStatusNothing); 1383 input_style = XIMPreeditPosition | XIMStatusNothing;
1248 else if (!STRCMP (s[i], "OffTheSpot")) 1384 else if (!strcmp (s[i], "OffTheSpot"))
1249 input_style = (XIMPreeditArea | XIMStatusArea); 1385 input_style = XIMPreeditArea | XIMStatusArea;
1250 else if (!STRCMP (s[i], "Root")) 1386 else if (!strcmp (s[i], "Root"))
1251 input_style = (XIMPreeditNothing | XIMStatusNothing); 1387 input_style = XIMPreeditNothing | XIMStatusNothing;
1388 else if (!strcmp (s[i], "None"))
1389 input_style = XIMPreeditNone | XIMStatusNone;
1390#ifdef ENABLE_XIM_ONTHESPOT
1391 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1392 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1393#endif
1394 else
1395 input_style = XIMPreeditNothing | XIMStatusNothing;
1252 1396
1253 for (j = 0; j < xim_styles->count_styles; j++) 1397 for (j = 0; j < xim_styles->count_styles; j++)
1254 if (input_style == xim_styles->supported_styles[j]) 1398 if (input_style == xim_styles->supported_styles[j])
1255 { 1399 {
1400 rxvt_freecommastring (s);
1401
1256 found = 1; 1402 found = 1;
1257 break; 1403 goto foundpet;
1404 }
1405
1258 } 1406 }
1259 }
1260 1407
1261 for (i = 0; s[i]; i++) 1408 rxvt_freecommastring (s);
1262 free (s[i]); 1409 }
1263 1410
1264 free (s); 1411foundpet:
1412
1265 XFree (xim_styles); 1413 XFree (xim_styles);
1266 1414
1267 if (!found) 1415 if (!found)
1268 { 1416 {
1269 display->put_xim (input_method); 1417 im_destroy ();
1270 return false; 1418 return false;
1271 } 1419 }
1272 1420
1273 preedit_attr = status_attr = NULL; 1421 XFontSet fs = 0;
1422 XVaNestedList preedit_attr = 0, status_attr = 0;
1423
1424 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1425 {
1426 // fake us a font-set, please
1427 char **missing_charset_list;
1428 int missing_charset_count;
1429 char *def_string;
1430 char pat[512];
1431
1432 sprintf (pat,
1433 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1436 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "*",
1439 fheight,
1440 fheight + 1, fheight - 1,
1441 fheight - 2, fheight + 2);
1442
1443 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1444 &missing_charset_list, &missing_charset_count, &def_string);
1445
1446 if (missing_charset_list)
1447 XFreeStringList (missing_charset_list);
1448
1449 if (!fs)
1450 {
1451 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1452 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1453 }
1454 }
1274 1455
1275 if (input_style & XIMPreeditPosition) 1456 if (input_style & XIMPreeditPosition)
1276 { 1457 {
1277 im_set_size (&rect); 1458 im_set_size (rect);
1278 im_set_position (&spot); 1459 im_set_position (spot);
1279 im_set_color (&fg, &bg); 1460 im_set_color (fg, bg);
1280 1461
1281 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1462 preedit_attr = XVaCreateNestedList (0,
1463 XNForeground, fg,
1464 XNBackground, bg,
1465 XNArea, &rect,
1282 XNSpotLocation, &spot, 1466 XNSpotLocation, &spot,
1283 XNForeground, fg, XNBackground, bg,
1284 //XNFontSet, TermWin.fontset, 1467 XNFontSet, fs,
1285 NULL); 1468 NULL);
1286 } 1469 }
1287 else if (input_style & XIMPreeditArea) 1470 else if (input_style & XIMPreeditArea)
1288 { 1471 {
1289 im_set_color (&fg, &bg); 1472 im_set_color (fg, bg);
1290 1473
1291 /* 1474 /*
1292 * The necessary width of preedit area is unknown 1475 * The necessary width of preedit area is unknown
1293 * until create input context. 1476 * until create input context.
1294 */ 1477 */
1295 needed_rect.width = 0; 1478 needed_rect.width = 0;
1296
1297 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1479 im_set_preedit_area (rect, status_rect, needed_rect);
1298 1480
1299 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1481 preedit_attr = XVaCreateNestedList (0,
1482 XNForeground, fg,
1300 XNForeground, fg, XNBackground, bg, 1483 XNBackground, bg,
1484 XNArea, &rect,
1485 XNFontSet, fs,
1486 NULL);
1487 status_attr = XVaCreateNestedList (0,
1488 XNForeground, fg,
1489 XNBackground, bg,
1490 XNArea, &status_rect,
1301 //XNFontSet, TermWin.fontset, 1491 XNFontSet, fs,
1302 NULL); 1492 NULL);
1303 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1493 }
1304 XNForeground, fg, XNBackground, bg, 1494 else if (input_style & XIMPreeditCallbacks)
1305 //XNFontSet, TermWin.fontset, 1495 {
1496 im_set_position (spot);
1497
1498 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1499 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1500 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1501#if 0
1502 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1503#endif
1504
1505 preedit_attr = XVaCreateNestedList (0,
1506 XNSpotLocation, &spot,
1507 XNPreeditStartCallback, &xcb[0],
1508 XNPreeditDoneCallback , &xcb[1],
1509 XNPreeditDrawCallback , &xcb[2],
1510#if 0
1511 XNPreeditCaretCallback, &xcb[3],
1512#endif
1306 NULL); 1513 NULL);
1307 } 1514 }
1308 1515
1309 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1516 Input_Context = XCreateIC (xim,
1517 XNInputStyle, input_style,
1310 XNClientWindow, TermWin.parent[0], 1518 XNClientWindow, vt,
1311 XNFocusWindow, TermWin.parent[0], 1519 XNFocusWindow, parent[0],
1312 preedit_attr ? XNPreeditAttributes : NULL, 1520 preedit_attr ? XNPreeditAttributes : NULL,
1313 preedit_attr, 1521 preedit_attr,
1314 status_attr ? XNStatusAttributes : NULL, 1522 status_attr ? XNStatusAttributes : NULL,
1315 status_attr, NULL); 1523 status_attr, NULL);
1524
1316 if (preedit_attr) XFree (preedit_attr); 1525 if (preedit_attr) XFree (preedit_attr);
1317 if (status_attr) XFree (status_attr); 1526 if (status_attr) XFree (status_attr);
1527 if (fs) XFreeFontSet (display->display, fs);
1318 1528
1319 if (Input_Context == NULL) 1529 if (Input_Context == NULL)
1320 { 1530 {
1321 rxvt_print_error ("failed to create input context"); 1531 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1322 display->put_xim (input_method); 1532 im_destroy ();
1323 return false; 1533 return false;
1324 } 1534 }
1535
1536#if 0
1537 // unfortunately, only the focus window is used by XIM, hard to fix
1538 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1539 vt_select_input ();
1540#endif
1325 1541
1326 if (input_style & XIMPreeditArea) 1542 if (input_style & XIMPreeditArea)
1327 IMSetStatusPosition (); 1543 IMSetStatusPosition ();
1328 1544
1329 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1330 return true; 1545 return true;
1331} 1546}
1332 1547
1333void 1548void
1334rxvt_term::im_cb () 1549rxvt_term::im_cb ()
1335{ 1550{
1336 int i, found, had_im; 1551 int i;
1337 const char *p; 1552 const char *p;
1338 char **s; 1553 char **s;
1339 char buf[IMBUFSIZ]; 1554 char buf[IMBUFSIZ];
1340 1555
1556 make_current ();
1557
1341 im_destroy (); 1558 im_destroy ();
1342 1559
1343 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1344 if (Input_Context) 1560 if (Input_Context)
1345 return; 1561 return;
1346 1562
1347#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1563#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1348 if (rs[Rs_imLocale]) 1564 if (rs[Rs_imLocale])
1353 if (p && *p) 1569 if (p && *p)
1354 { 1570 {
1355 bool found = false; 1571 bool found = false;
1356 1572
1357 s = rxvt_splitcommastring (p); 1573 s = rxvt_splitcommastring (p);
1574
1358 for (i = 0; s[i]; i++) 1575 for (i = 0; s[i]; i++)
1359 { 1576 {
1360 if (*s[i]) 1577 if (*s[i])
1361 { 1578 {
1362 STRCPY (buf, "@im="); 1579 strcpy (buf, "@im=");
1363 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1580 strncat (buf, s[i], IMBUFSIZ - 5);
1364 if (IM_get_IC (buf)) 1581 if (IM_get_IC (buf))
1365 { 1582 {
1366 found = true; 1583 found = true;
1367 break; 1584 break;
1368 } 1585 }
1369 } 1586 }
1370 } 1587 }
1371 for (i = 0; s[i]; i++) 1588
1372 free (s[i]); 1589 rxvt_freecommastring (s);
1373 free (s);
1374 1590
1375 if (found) 1591 if (found)
1376 goto done; 1592 goto done;
1377 } 1593 }
1378 1594
1392} 1608}
1393 1609
1394void 1610void
1395rxvt_term::IMSetStatusPosition () 1611rxvt_term::IMSetStatusPosition ()
1396{ 1612{
1397 XRectangle preedit_rect, status_rect, *needed_rect; 1613 XRectangle preedit_rect, status_rect, *needed_rect;
1398 XVaNestedList preedit_attr, status_attr; 1614 XVaNestedList preedit_attr, status_attr;
1399 1615
1400 if (Input_Context == NULL 1616 if (!Input_Context
1617 || !focus
1401 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1618 || !(input_style & XIMPreeditArea)
1402 || !IMisRunning ()) 1619 || !IMisRunning ())
1403 return; 1620 return;
1404 1621
1405 /* Getting the necessary width of preedit area */ 1622 /* Getting the necessary width of preedit area */
1406 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1623 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1407 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1624 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1408 XFree (status_attr); 1625 XFree (status_attr);
1409 1626
1410 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1627 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1628 XFree (needed_rect);
1411 1629
1412 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1630 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1413 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1631 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1414 1632
1415 XSetICValues (Input_Context, 1633 XSetICValues (Input_Context,
1416 XNPreeditAttributes, preedit_attr, 1634 XNPreeditAttributes, preedit_attr,
1417 XNStatusAttributes, status_attr, NULL); 1635 XNStatusAttributes, status_attr, NULL);
1418 1636
1419 XFree (preedit_attr); 1637 XFree (preedit_attr);
1420 XFree (status_attr); 1638 XFree (status_attr);
1421} 1639}
1422#endif /* USE_XIM */ 1640#endif /* USE_XIM */
1423 1641
1424/*----------------------------------------------------------------------*/
1425rxvt_t rxvt_current_term;
1426
1427/*----------------------- end-of-file (C source) -----------------------*/ 1642/*----------------------- end-of-file (C source) -----------------------*/

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