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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.44 by pcg, Tue Feb 24 16:25:44 2004 UTC vs.
Revision 1.235 by ayin, Sun Jun 10 15:16:15 2007 UTC

1/*--------------------------------*-C-*---------------------------------*; 1/*----------------------------------------------------------------------*
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 int size = strlen (locale) + 1;
55 { 62
56 STRNCPY (curlocale, locale, 128); 63 if (size > sizeof (curlocale))
64 rxvt_fatal ("locale string too long, aborting.\n");
65
66 if (!locale || !memcmp (locale, curlocale, size))
67 return false;
68
69 memcpy (curlocale, locale, size);
57 setlocale (LC_CTYPE, curlocale); 70 setlocale (LC_CTYPE, curlocale);
58 } 71 return true;
59} 72}
60 73
61void * 74void
62rxvt_term::operator new (size_t s) 75rxvt_push_locale (const char *locale) NOTHROW
63{ 76{
64 void *p = malloc (s); 77 strcpy (savelocale, curlocale);
78 rxvt_set_locale (locale);
79}
65 80
66 MEMSET (p, 0, s); 81void
82rxvt_pop_locale () NOTHROW
83{
84 rxvt_set_locale (savelocale);
85}
86
87#if ENABLE_COMBINING
88class rxvt_composite_vec rxvt_composite;
89
90text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
91{
92 compose_char *cc;
93
94 // break compose chains, as stupid readline really likes to duplicate
95 // composing characters for some reason near the end of a line.
96 cc = (*this)[c1];
97 while (cc)
98 {
99 if (cc->c2 == c2) return c1;
100 cc = (*this)[cc->c1];
101 }
102
103 // check to see wether this combination already exists otherwise
104 for (cc = v.end (); cc-- > v.begin (); )
105 {
106 if (cc->c1 == c1 && cc->c2 == c2)
107 return COMPOSE_LO + (cc - v.begin ());
108 }
109
110 // allocate a new combination
111 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
112 {
113 static int seen;
114
115 if (!seen++)
116 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
117
118 return REPLACEMENT_CHAR;
119 }
120
121 v.push_back (compose_char (c1, c2));
122
123 return v.size () - 1 + COMPOSE_LO;
124}
125
126int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
127{
128 compose_char *cc = (*this)[c];
129
130 if (!cc)
131 {
132 if (r) *r = c;
133 return 1;
134 }
135
136 int len = expand (cc->c1, r);
137
138 if (r) r += len;
139
140 if (cc->c2 != NOCHAR)
141 {
142 len++;
143 if (r) *r++ = cc->c2;
144 }
145
67 return p; 146 return len;
68}
69 147
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 148}
149#endif
75 150
76rxvt_term::rxvt_term () 151rxvt_term::rxvt_term ()
77 : 152 :
153#if TRANSPARENT || ENABLE_PERL
78 rootwin_ev (this, &rxvt_term::rootwin_cb), 154 rootwin_ev (this, &rxvt_term::rootwin_cb),
155#endif
156#if TRANSPARENT
157 check_our_parents_ev(this, &rxvt_term::check_our_parents_cb),
158#endif
159#ifdef HAVE_SCROLLBARS
160 scrollbar_ev (this, &rxvt_term::x_cb),
161#endif
162#ifdef CURSOR_BLINK
163 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
164#endif
165#ifdef TEXT_BLINK
166 text_blink_ev (this, &rxvt_term::text_blink_cb),
167#endif
168#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
169 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
170#endif
171#ifdef SELECTION_SCROLLING
172 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
173#endif
174#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
175 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
176#endif
177#ifdef POINTER_BLANK
178 pointer_ev (this, &rxvt_term::pointer_cb),
179#endif
180#ifdef USE_XIM
181 im_ev (this, &rxvt_term::im_cb),
182#endif
183#ifndef NO_BELL
184 bell_ev (this, &rxvt_term::bell_cb),
185#endif
79 termwin_ev (this, &rxvt_term::x_cb), 186 termwin_ev (this, &rxvt_term::x_cb),
80 vt_ev (this, &rxvt_term::x_cb), 187 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), 188 child_ev (this, &rxvt_term::child_cb),
98#endif
99 check_ev (this, &rxvt_term::check_cb), 189 check_ev (this, &rxvt_term::check_cb),
190 flush_ev (this, &rxvt_term::flush_cb),
100 destroy_ev (this, &rxvt_term::destroy_cb), 191 destroy_ev (this, &rxvt_term::destroy_cb),
101 pty_ev (this, &rxvt_term::pty_cb), 192 pty_ev (this, &rxvt_term::pty_cb),
102 incr_ev (this, &rxvt_term::incr_cb) 193 incr_ev (this, &rxvt_term::incr_cb)
103{ 194{
104 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 195 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
196
197 termlist.push_back (this);
198
199#ifdef KEYSYM_RESOURCE
200 keyboard = new keyboard_manager;
201#endif
202}
203
204// clean up the most important stuff, do *not* call x or free mem etc.
205// for use before an emergency exit
206void rxvt_term::emergency_cleanup ()
207{
208 if (cmd_pid)
209 kill (-cmd_pid, SIGHUP);
210
211 pty_ev.stop ();
212 delete pty; pty = 0;
105} 213}
106 214
107rxvt_term::~rxvt_term () 215rxvt_term::~rxvt_term ()
108{ 216{
109 if (cmd_fd >= 0) 217 termlist.erase (find (termlist.begin (), termlist.end(), this));
110 close (cmd_fd);
111 218
112#ifndef NO_SETOWNER_TTYDEV 219 emergency_cleanup ();
113 privileged_ttydev (RESTORE);
114#endif
115#ifdef UTMP_SUPPORT
116 privileged_utmp (RESTORE);
117#endif
118 220
221#if ENABLE_STYLES
222 for (int i = RS_styleCount; --i; )
223 if (fontset[i] != fontset[0])
224 delete fontset[i];
225#endif
119 delete TermWin.fontset; 226 delete fontset[0];
120 227
121 if (display) 228 if (display)
122 { 229 {
123 if (TermWin.parent[0]) 230 selection_clear ();
124 XDestroyWindow (display->display, TermWin.parent[0]); 231
125#if defined(MENUBAR) && (MENUBAR_MAX > 1) 232#ifdef USE_XIM
126 if (menuBar.win) 233 im_destroy ();
127 XDestroyWindow (display->display, menuBar.win); 234#endif
235#ifdef XTERM_SCROLLBAR
236 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
237 if (ShadowGC) XFreeGC (dpy, ShadowGC);
238#endif
239#ifdef PLAIN_SCROLLBAR
240 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
241#endif
242#ifdef NEXT_SCROLLBAR
243 if (blackGC) XFreeGC (dpy, blackGC);
244 if (whiteGC) XFreeGC (dpy, whiteGC);
245 if (grayGC) XFreeGC (dpy, grayGC);
246 if (darkGC) XFreeGC (dpy, darkGC);
247 if (stippleGC) XFreeGC (dpy, stippleGC);
248 if (dimple) XFreePixmap (dpy, dimple);
249 if (upArrow) XFreePixmap (dpy, upArrow);
250 if (downArrow) XFreePixmap (dpy, downArrow);
251 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
252 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
253#endif
254#ifdef RXVT_SCROLLBAR
255 if (topShadowGC) XFreeGC (dpy, topShadowGC);
256 if (botShadowGC) XFreeGC (dpy, botShadowGC);
257 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
258#endif
259 if (gc) XFreeGC (dpy, gc);
260
128 delete menuBar.drawable; 261 delete drawable;
129#endif 262 // destroy all windows
130 } 263 if (parent[0])
264 XDestroyWindow (dpy, parent[0]);
131 265
132 // TODO: free pixcolours, colours should become part of rxvt_display 266 for (int i = 0; i < TOTAL_COLORS; i++)
267 if (ISSET_PIXCOLOR (i))
268 {
269 pix_colors_focused [i].free (this);
270#if OFF_FOCUS_FADING
271 pix_colors_unfocused [i].free (this);
272#endif
273 }
133 274
134 delete PixColors; 275 clear ();
276 }
277
278 delete [] pix_colors_focused;
279#if OFF_FOCUS_FADING
280 delete [] pix_colors_unfocused;
281#endif
135 282
136 displays.put (display); 283 displays.put (display);
137 284
138 scr_release (); 285 scr_release ();
139 286
140 free (env_windowid); 287 /* clear all resources */
288 for (int i = 0; i < allocated.size (); i++)
289 free (allocated [i]);
290
291 free (selection.text);
292 // TODO: manage env vars in child only(!)
141 free (env_display); 293 free (env_display);
142 free (env_term); 294 free (env_term);
143 free (env_colorfgbg);
144 free (locale); 295 free (locale);
145 free (codeset); 296 free (v_buffer);
297 free (incr_buf);
146 298
147 delete envv; 299 delete envv;
148 delete argv; 300 delete argv;
301
302#ifdef KEYSYM_RESOURCE
303 delete keyboard;
304#endif
305}
306
307// child has exited, usually destroys
308void
309rxvt_term::child_cb (child_watcher &w, int status)
310{
311 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
312
313 cmd_pid = 0;
314
315 if (!option (Opt_hold))
316 destroy ();
149} 317}
150 318
151void 319void
152rxvt_term::destroy () 320rxvt_term::destroy ()
153{ 321{
322 if (destroy_ev.active)
323 return;
324
325 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
326
327#if ENABLE_OVERLAY
328 scr_overlay_off ();
329#endif
330
154 if (display) 331 if (display)
155 { 332 {
333#if USE_XIM
334 im_ev.stop (display);
335#endif
336#if HAVE_SCROLLBARS
337 scrollbar_ev.stop (display);
338#endif
339#if TRANSPARENT || ENABLE_PERL
156 rootwin_ev.stop (display); 340 rootwin_ev.stop (display);
341#endif
342 incr_ev.stop ();
157 termwin_ev.stop (display); 343 termwin_ev.stop (display);
158 vt_ev.stop (display); 344 vt_ev.stop (display);
159#ifdef USE_XIM
160 im_destroy ();
161 im_ev.stop (display);
162#endif
163#ifdef HAVE_SCROLLBARS
164 scrollbar_ev.stop (display);
165#endif
166#ifdef MENUBAR
167 menubar_ev.stop (display);
168#endif
169 } 345 }
170 346
171 check_ev.stop (); 347 check_ev.stop ();
172 pty_ev.stop (); 348 pty_ev.stop ();
173#ifdef CURSOR_BLINK 349#ifdef CURSOR_BLINK
174 cursor_blink_ev.stop (); 350 cursor_blink_ev.stop ();
175#endif 351#endif
176#ifdef TEXT_BLINK 352#ifdef TEXT_BLINK
177 text_blink_ev.stop (); 353 text_blink_ev.stop ();
178#endif 354#endif
355#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
356 cont_scroll_ev.stop ();
357#endif
358#ifdef SELECTION_SCROLLING
359 sel_scroll_ev.stop ();
360#endif
179#ifdef POINTER_BLANK 361#ifdef POINTER_BLANK
180 pointer_ev.stop (); 362 pointer_ev.stop ();
181#endif 363#endif
182 364
183 destroy_ev.start (0); 365 destroy_ev.start (0);
184} 366}
185 367
186void 368void
187rxvt_term::destroy_cb (time_watcher &w) 369rxvt_term::destroy_cb (time_watcher &w)
188{ 370{
189 SET_R (this); 371 make_current ();
190 372
191 delete this; 373 delete this;
192}
193
194/*----------------------------------------------------------------------*/
195/* rxvt_init () */
196/* LIBPROTO */
197rxvt_t
198rxvt_init (int argc, const char *const *argv)
199{
200 SET_R (new rxvt_term);
201
202 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
203 {
204 delete GET_R;
205 SET_R (0);
206 }
207
208 return GET_R;
209}
210
211static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
212
213void
214rxvt_init_signals ()
215{
216 /* install exit handler for cleanup */
217#if 0
218#ifdef HAVE_ATEXIT
219 atexit (rxvt_clean_exit);
220#else
221#endif
222#endif
223
224 struct sigaction sa;
225
226 sigfillset (&sa.sa_mask);
227 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
228 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
229 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
230 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
231 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
232 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
233 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
234
235 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
236 /* signal (SIGURG, SIG_DFL); */
237
238 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
239 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
240}
241
242bool
243rxvt_term::init (int argc, const char *const *argv)
244{
245 /*
246 * Save and then give up any super-user privileges
247 * If we need privileges in any area then we must specifically request it.
248 * We should only need to be root in these cases:
249 * 1. write utmp entries on some systems
250 * 2. chown tty on some systems
251 */
252 privileges (SAVE);
253 privileges (IGNORE);
254
255 init_secondary ();
256
257 const char **cmd_argv = init_resources (argc, argv);
258
259 set_locale ("");
260
261#if MENUBAR_MAX
262 menubar_read (rs[Rs_menu]);
263#endif
264#ifdef HAVE_SCROLLBARS
265 if (Options & Opt_scrollBar)
266 scrollBar.setIdle (); /* set existence for size calculations */
267#endif
268
269 create_windows (argc, argv);
270
271 init_xlocale ();
272
273 scr_reset (); /* initialize screen */
274
275#if 0
276 XSynchronize (display->display, True);
277#endif
278
279#ifdef HAVE_SCROLLBARS
280 if (Options & Opt_scrollBar)
281 resize_scrollbar (); /* create and map scrollbar */
282#endif
283#if (MENUBAR_MAX)
284 if (menubar_visible ())
285 XMapWindow (display->display, menuBar.win);
286#endif
287#ifdef TRANSPARENT
288 if (Options & Opt_transparent)
289 {
290 XSelectInput (display->display, display->root, PropertyChangeMask);
291 check_our_parents ();
292 }
293#endif
294
295 rootwin_ev.start (display, display->root);
296
297 XMapWindow (display->display, TermWin.vt);
298 XMapWindow (display->display, TermWin.parent[0]);
299
300 init_command (cmd_argv);
301
302 pty_ev.start (cmd_fd, EVENT_READ);
303
304 check_ev.start ();
305
306 return true;
307}
308
309/* ------------------------------------------------------------------------- *
310 * SIGNAL HANDLING & EXIT HANDLER *
311 * ------------------------------------------------------------------------- */
312/*
313 * Catch a SIGCHLD signal and exit if the direct child has died
314 */
315/* ARGSUSED */
316/* EXTPROTO */
317RETSIGTYPE
318rxvt_Child_signal (int sig __attribute__ ((unused)))
319{
320 int pid, save_errno = errno;
321 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
322 ;
323 errno = save_errno;
324
325#if 0
326 if (pid == cmd_pid)
327 exit (EXIT_SUCCESS);
328#endif
329}
330
331/*
332 * Catch a fatal signal and tidy up before quitting
333 */
334/* EXTPROTO */
335RETSIGTYPE
336rxvt_Exit_signal (int sig)
337{
338 signal (sig, SIG_DFL);
339#ifdef DEBUG_CMD
340 rxvt_print_error ("signal %d", sig);
341#endif
342 rxvt_clean_exit ();
343 kill (getpid (), sig);
344}
345
346/* INTPROTO */
347int
348rxvt_xerror_handler (Display *display, XErrorEvent *event)
349{
350 if (GET_R->allowedxerror == -1)
351 GET_R->allowedxerror = event->error_code;
352 else
353 {
354 old_xerror_handler (display, event);
355 GET_R->destroy ();
356 }
357
358 return 0;
359} 374}
360 375
361/*----------------------------------------------------------------------*/ 376/*----------------------------------------------------------------------*/
362/* 377/*
363 * Exit gracefully, clearing the utmp entry and restoring tty attributes 378 * Exit gracefully, clearing the utmp entry and restoring tty attributes
364 * TODO: if debugging, this should free up any known resources if we can 379 * TODO: if debugging, this should free up any known resources if we can
365 */ 380 */
366/* EXTPROTO */ 381static XErrorHandler old_xerror_handler;
382
383static void
384rxvt_emergency_cleanup ()
385{
386 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
387 (*t)->emergency_cleanup ();
388}
389
390#if !ENABLE_MINIMAL
391static void
392print_x_error (Display *dpy, XErrorEvent *event)
393{
394 char buffer[BUFSIZ];
395 char mesg[BUFSIZ];
396 char number[32];
397 char *mtype = "XlibMessage";
398 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 rxvt_warn ("An X Error occured, trying to continue after report.\n");
401 rxvt_warn ("%s: %s\n", mesg, buffer);
402 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
404 sprintf(number, "%d", event->request_code);
405 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
406 rxvt_warn ("(which is %s)\n", buffer);
407 if (event->request_code >= 128) {
408 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
409 mesg, BUFSIZ);
410 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
411 }
412 if ((event->error_code == BadWindow) ||
413 (event->error_code == BadPixmap) ||
414 (event->error_code == BadCursor) ||
415 (event->error_code == BadFont) ||
416 (event->error_code == BadDrawable) ||
417 (event->error_code == BadColor) ||
418 (event->error_code == BadGC) ||
419 (event->error_code == BadIDChoice) ||
420 (event->error_code == BadValue) ||
421 (event->error_code == BadAtom)) {
422 if (event->error_code == BadValue)
423 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
424 mesg, BUFSIZ);
425 else if (event->error_code == BadAtom)
426 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
427 mesg, BUFSIZ);
428 else
429 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
430 mesg, BUFSIZ);
431 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
432 }
433 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
434 mesg, BUFSIZ);
435 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
436}
437#endif
438
439int
440rxvt_xerror_handler (Display *display, XErrorEvent *event)
441{
442 if (GET_R->allowedxerror == -1)
443 GET_R->allowedxerror = event->error_code;
444 else
445 {
446 // GET_R is most likely not the terminal which caused the error,
447 // so just output the error and continue
448#if ENABLE_MINIMAL
449 old_xerror_handler (display, event);
450#else
451 print_x_error (display, event);
452#endif
453 }
454
455 return 0;
456}
457
458int
459rxvt_xioerror_handler (Display *display)
460{
461 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
462 DisplayString (display));
463 rxvt_emergency_cleanup ();
464 _exit (EXIT_FAILURE);
465}
466
467/*----------------------------------------------------------------------*/
468bool
469rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
470{
471 this->envv = envv;
472
473 SET_R (this);
474 set_locale ("");
475 set_environ (envv); // few things in X do not call setlocale :(
476
477 if (!init_vars ())
478 return false;
479
480 init_secondary ();
481
482 const char **cmd_argv = init_resources (argc, argv);
483
484#ifdef KEYSYM_RESOURCE
485 keyboard->register_done ();
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (option (Opt_scrollBar))
490 scrollBar.setIdle (); /* set existence for size calculations */
491#endif
492
493 pty = ptytty::create ();
494
495 create_windows (argc, argv);
496
497 init_xlocale ();
498
499 scr_reset (); // initialize screen
500
501#if 0
502 XSynchronize (dpy, True);
503#endif
504
505#ifdef HAVE_SCROLLBARS
506 if (option (Opt_scrollBar))
507 resize_scrollbar (); /* create and map scrollbar */
508#endif
509#ifdef TRANSPARENT
510 if (option (Opt_transparent))
511 {
512 XSelectInput (dpy, display->root, PropertyChangeMask);
513 check_our_parents ();
514 rootwin_ev.start (display, display->root);
515 }
516#endif
517#if ENABLE_PERL
518 rootwin_ev.start (display, display->root);
519#endif
520
521 set_colorfgbg ();
522
523 init_command (cmd_argv);
524
525 free (cmd_argv);
526
527 if (pty->pty >= 0)
528 pty_ev.start (pty->pty, EVENT_READ);
529
530 check_ev.start ();
531
532 HOOK_INVOKE ((this, HOOK_START, DT_END));
533
534#if ENABLE_XEMBED
535 if (rs[Rs_embed])
536 {
537 long info[2] = { 0, XEMBED_MAPPED };
538
539 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
540 32, PropModeReplace, (unsigned char *)&info, 2);
541 }
542#endif
543
544 XMapWindow (dpy, vt);
545 XMapWindow (dpy, parent[0]);
546
547 return true;
548}
549
550static struct sig_handlers
551{
552 sig_watcher sw_term, sw_int;
553
554 /*
555 * Catch a fatal signal and tidy up before quitting
556 */
367void 557 void
368rxvt_clean_exit () 558 sig_term (sig_watcher &w)
559 {
560 rxvt_emergency_cleanup ();
561 signal (w.signum, SIG_DFL);
562 kill (getpid (), w.signum);
563 }
564
565 sig_handlers ()
566 : sw_term (this, &sig_handlers::sig_term),
567 sw_int (this, &sig_handlers::sig_term)
568 {
569 }
570} sig_handlers;
571
572char **rxvt_environ; // startup environment
573
574void
575rxvt_init ()
369{ 576{
370 // TODO: rxvtd should clean up all ressources 577 ptytty::init ();
371 if (GET_R) 578
372 GET_R->destroy (); 579 rxvt_environ = environ;
580
581 signal (SIGHUP, SIG_IGN);
582 signal (SIGPIPE, SIG_IGN);
583
584 sig_handlers.sw_term.start (SIGTERM);
585 sig_handlers.sw_int.start (SIGINT);
586
587 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
588 /* signal (SIGURG, SIG_DFL); */
589
590 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
591 // TODO: handle this with exceptions and tolerate the memory loss
592 XSetIOErrorHandler (rxvt_xioerror_handler);
593
594 XrmInitialize ();
373} 595}
374 596
375/* ------------------------------------------------------------------------- * 597/* ------------------------------------------------------------------------- *
376 * MEMORY ALLOCATION WRAPPERS * 598 * MEMORY ALLOCATION WRAPPERS *
377 * ------------------------------------------------------------------------- */ 599 * ------------------------------------------------------------------------- */
378/* EXTPROTO */ 600void *
379void *
380rxvt_malloc (size_t size) 601rxvt_malloc (size_t size)
381{ 602{
382 void *p;
383
384 p = malloc (size); 603 void *p = malloc (size);
604
385 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
386 return p; 608 return p;
387
388 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit ();
390 exit (EXIT_FAILURE);
391 /* NOTREACHED */
392} 609}
393 610
394/* EXTPROTO */ 611void *
395void *
396rxvt_calloc (size_t number, size_t size) 612rxvt_calloc (size_t number, size_t size)
397{ 613{
398 void *p;
399
400 p = calloc (number, size); 614 void *p = calloc (number, size);
615
401 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
402 return p; 619 return p;
403
404 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
405 rxvt_clean_exit ();
406 exit (EXIT_FAILURE);
407 /* NOTREACHED */
408} 620}
409 621
410/* EXTPROTO */ 622void *
411void *
412rxvt_realloc (void *ptr, size_t size) 623rxvt_realloc (void *ptr, size_t size)
413{ 624{
414 void *p;
415
416 if (ptr)
417 p = realloc (ptr, size); 625 void *p = realloc (ptr, size);
418 else 626
419 p = malloc (size);
420 if (p) 627 if (!p)
628 rxvt_fatal ("memory allocation failure. aborting.\n");
629
421 return p; 630 return p;
422
423 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
424 rxvt_clean_exit ();
425 exit (EXIT_FAILURE);
426 /* NOTREACHED */
427} 631}
428
429/* ------------------------------------------------------------------------- *
430 * PRIVILEGED OPERATIONS *
431 * ------------------------------------------------------------------------- */
432/* take care of suid/sgid super-user (root) privileges */
433void
434rxvt_term::privileges (int mode)
435{
436#if ! defined(__CYGWIN32__)
437# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
438 /* setreuid () is the poor man's setuid (), seteuid () */
439# define seteuid(a) setreuid(-1, (a))
440# define setegid(a) setregid(-1, (a))
441# define HAVE_SETEUID
442# endif
443# ifdef HAVE_SETEUID
444 switch (mode)
445 {
446 case IGNORE:
447 /*
448 * change effective uid/gid - not real uid/gid - so we can switch
449 * back to root later, as required
450 */
451 seteuid (getuid ());
452 setegid (getgid ());
453 break;
454 case SAVE:
455 euid = geteuid ();
456 egid = getegid ();
457 break;
458 case RESTORE:
459 seteuid (euid);
460 setegid (egid);
461 break;
462 }
463# else
464 switch (mode)
465 {
466 case IGNORE:
467 setuid (getuid ());
468 setgid (getgid ());
469 /* FALLTHROUGH */
470 case SAVE:
471 /* FALLTHROUGH */
472 case RESTORE:
473 break;
474 }
475# endif
476#endif
477}
478
479#ifdef UTMP_SUPPORT
480void
481rxvt_term::privileged_utmp (char action)
482{
483 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
484 action, next_utmp_action, getpid ()));
485 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
486 || (Options & Opt_utmpInhibit)
487 || ttydev == NULL || *ttydev == '\0')
488 return;
489
490 privileges (RESTORE);
491 if (action == SAVE)
492 {
493 next_utmp_action = RESTORE;
494 makeutent (ttydev, rs[Rs_display_name]);
495 }
496 else
497 { /* action == RESTORE */
498 next_utmp_action = IGNORE;
499 cleanutent ();
500 }
501 privileges (IGNORE);
502}
503#endif
504
505#ifndef NO_SETOWNER_TTYDEV
506void
507rxvt_term::privileged_ttydev (char action)
508{
509 D_MAIN ((stderr,
510 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
511 action, next_tty_action, getpid ()));
512 if (next_tty_action != action || (action != SAVE && action != RESTORE)
513 || ttydev == NULL || *ttydev == '\0')
514 return;
515
516 privileges (RESTORE);
517
518 if (action == SAVE)
519 {
520 next_tty_action = RESTORE;
521# ifndef RESET_TTY_TO_COMMON_DEFAULTS
522 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
523 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
524 next_tty_action = IGNORE;
525 else
526# endif
527
528 {
529 chown (ttydev, getuid (), ttygid); /* fail silently */
530 chmod (ttydev, ttymode);
531# ifdef HAVE_REVOKE
532 revoke (ttydev);
533# endif
534
535 }
536 }
537 else
538 { /* action == RESTORE */
539 next_tty_action = IGNORE;
540# ifndef RESET_TTY_TO_COMMON_DEFAULTS
541 chmod (ttydev, ttyfd_stat.st_mode);
542 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
543# else
544 chmod (ttydev,
545 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
546 chown (ttydev, 0, 0);
547# endif
548
549 }
550
551 privileges (IGNORE);
552
553# ifndef RESET_TTY_TO_COMMON_DEFAULTS
554 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
555 action == RESTORE ? "Restoring" : (action ==
556 SAVE ? "Saving" :
557 "UNKNOWN ERROR for"), ttydev,
558 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
559 ttyfd_stat.st_gid));
560# endif
561}
562#endif
563 632
564/*----------------------------------------------------------------------*/ 633/*----------------------------------------------------------------------*/
565/* 634/*
566 * window size/position calculcations for XSizeHint and other storage. 635 * window size/position calculcations for XSizeHint and other storage.
567 * if width/height are non-zero then override calculated width/height 636 * if width/height are non-zero then override calculated width/height
568 */ 637 */
569void 638void
570rxvt_term::window_calc (unsigned int width, unsigned int height) 639rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
571{ 640{
572 short recalc_x, recalc_y; 641 short recalc_x, recalc_y;
573 int x, y, sb_w, mb_h, flags; 642 int x, y, sb_w, flags;
574 unsigned int w, h; 643 unsigned int w, h;
575 unsigned int max_width, max_height; 644 unsigned int max_width, max_height;
576 645
577 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
578 TermWin.ncol, TermWin.nrow, szHint.width,
579 szHint.height));
580 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 646 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
581 szHint.win_gravity = NorthWestGravity; 647 szHint.win_gravity = NorthWestGravity;
582 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 648 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
583 649
584 recalc_x = recalc_y = 0; 650 recalc_x = recalc_y = 0;
585 flags = 0; 651 flags = 0;
652
586 if (!parsed_geometry) 653 if (!parsed_geometry)
587 { 654 {
588 parsed_geometry = 1; 655 parsed_geometry = 1;
656
589 if (rs[Rs_geometry]) 657 if (rs[Rs_geometry])
590 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 658 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
659
591 if (flags & WidthValue) 660 if (flags & WidthValue)
592 { 661 {
593 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 662 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
594 szHint.flags |= USSize; 663 szHint.flags |= USSize;
595 } 664 }
665
596 if (flags & HeightValue) 666 if (flags & HeightValue)
597 { 667 {
598 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 668 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
599 szHint.flags |= USSize; 669 szHint.flags |= USSize;
600 } 670 }
671
601 if (flags & XValue) 672 if (flags & XValue)
602 { 673 {
603 szHint.x = x; 674 szHint.x = x;
604 szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
605 if (flags & XNegative) 677 if (flags & XNegative)
606 { 678 {
607 recalc_x = 1; 679 recalc_x = 1;
608 szHint.win_gravity = NorthEastGravity; 680 szHint.win_gravity = NorthEastGravity;
609 } 681 }
610 } 682 }
683
611 if (flags & YValue) 684 if (flags & YValue)
612 { 685 {
613 szHint.y = y; 686 szHint.y = y;
614 szHint.flags |= USPosition; 687 szHint.flags |= USPosition;
688
615 if (flags & YNegative) 689 if (flags & YNegative)
616 { 690 {
617 recalc_y = 1; 691 recalc_y = 1;
692
618 if (szHint.win_gravity == NorthEastGravity) 693 if (szHint.win_gravity == NorthEastGravity)
619 szHint.win_gravity = SouthEastGravity; 694 szHint.win_gravity = SouthEastGravity;
620 else 695 else
621 szHint.win_gravity = SouthWestGravity; 696 szHint.win_gravity = SouthWestGravity;
622 } 697 }
623 } 698 }
624 } 699 }
700
625 /* TODO: BOUNDS */ 701 /* TODO: BOUNDS */
626 TermWin.width = TermWin.ncol * TermWin.fwidth; 702 width = ncol * fwidth;
627 TermWin.height = TermWin.nrow * TermWin.fheight; 703 height = nrow * fheight;
628 max_width = MAX_COLS * TermWin.fwidth; 704 max_width = MAX_COLS * fwidth;
629 max_height = MAX_ROWS * TermWin.fheight; 705 max_height = MAX_ROWS * fheight;
630 706
631 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 707 szHint.base_width = szHint.base_height = 2 * int_bwidth;
632 708
633 sb_w = mb_h = 0; 709 sb_w = 0;
634 window_vt_x = window_vt_y = 0; 710 window_vt_x = window_vt_y = int_bwidth;
635 if (scrollbar_visible ()) 711
712 if (scrollBar.state)
636 { 713 {
637 sb_w = scrollbar_TotalWidth (); 714 sb_w = scrollbar_TotalWidth ();
638 szHint.base_width += sb_w; 715 szHint.base_width += sb_w;
716
639 if (! (Options & Opt_scrollBar_right)) 717 if (!option (Opt_scrollBar_right))
640 window_vt_x = sb_w; 718 window_vt_x += sb_w;
641 }
642 if (menubar_visible ())
643 { 719 }
644 mb_h = menuBar_TotalHeight (); 720
645 szHint.base_height += mb_h;
646 window_vt_y = mb_h;
647 }
648 szHint.width_inc = TermWin.fwidth; 721 szHint.width_inc = fwidth;
649 szHint.height_inc = TermWin.fheight; 722 szHint.height_inc = fheight;
650 szHint.min_width = szHint.base_width + szHint.width_inc; 723 szHint.min_width = szHint.base_width + szHint.width_inc;
651 szHint.min_height = szHint.base_height + szHint.height_inc; 724 szHint.min_height = szHint.base_height + szHint.height_inc;
652 725
653 if (width && width - szHint.base_width < max_width) 726 if (newwidth && newwidth - szHint.base_width < max_width)
654 { 727 {
655 szHint.width = width; 728 szHint.width = newwidth;
656 TermWin.width = width - szHint.base_width; 729 width = newwidth - szHint.base_width;
657 } 730 }
658 else 731 else
659 { 732 {
660 MIN_IT (TermWin.width, max_width); 733 min_it (width, max_width);
661 szHint.width = szHint.base_width + TermWin.width; 734 szHint.width = szHint.base_width + width;
662 } 735 }
736
663 if (height && height - szHint.base_height < max_height) 737 if (newheight && newheight - szHint.base_height < max_height)
664 { 738 {
665 szHint.height = height; 739 szHint.height = newheight;
666 TermWin.height = height - szHint.base_height; 740 height = newheight - szHint.base_height;
667 } 741 }
668 else 742 else
669 { 743 {
670 MIN_IT (TermWin.height, max_height); 744 min_it (height, max_height);
671 szHint.height = szHint.base_height + TermWin.height; 745 szHint.height = szHint.base_height + height;
672 } 746 }
747
673 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 748 if (scrollBar.state && option (Opt_scrollBar_right))
674 window_sb_x = szHint.width - sb_w; 749 window_sb_x = szHint.width - sb_w;
675 750
676 if (recalc_x) 751 if (recalc_x)
677 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 752 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
678 - szHint.width - 2 * TermWin.ext_bwidth); 753
679 if (recalc_y) 754 if (recalc_y)
680 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 755 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
681 - szHint.height - 2 * TermWin.ext_bwidth);
682 756
683 TermWin.ncol = TermWin.width / TermWin.fwidth; 757 ncol = width / fwidth;
684 TermWin.nrow = TermWin.height / TermWin.fheight; 758 nrow = height / fheight;
685 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
686 TermWin.ncol, TermWin.nrow, szHint.width,
687 szHint.height));
688 return;
689} 759}
690 760
691/*----------------------------------------------------------------------*/ 761/*----------------------------------------------------------------------*/
692/* 762/*
693 * Tell the teletype handler what size the window is. 763 * Tell the teletype handler what size the window is.
694 * Called after a window size change. 764 * Called after a window size change.
695 */ 765 */
696void 766void
697rxvt_term::tt_winch () 767rxvt_term::tt_winch ()
698{ 768{
769 if (pty->pty < 0)
770 return;
771
699 struct winsize ws; 772 struct winsize ws;
700 773
701 if (cmd_fd < 0)
702 return;
703
704 ws.ws_col = TermWin.ncol; 774 ws.ws_col = ncol;
705 ws.ws_row = TermWin.nrow; 775 ws.ws_row = nrow;
706 ws.ws_xpixel = ws.ws_ypixel = 0; 776 ws.ws_xpixel = width;
707#ifndef DEBUG_SIZE 777 ws.ws_ypixel = height;
708 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 778 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
709#else 779
710 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 780#if 0
711 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 781 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
712# ifdef SIGWINCH
713 else if (cmd_pid) /* force through to the command */ 782 if (cmd_pid) /* force through to the command */
714 kill (cmd_pid, SIGWINCH); 783 kill (-cmd_pid, SIGWINCH);
715# endif
716#endif 784#endif
717} 785}
718 786
719/*----------------------------------------------------------------------*/ 787/*----------------------------------------------------------------------*/
720/* rxvt_change_font () - Switch to a new font */ 788/* set_fonts () - load and set the various fonts
721/* 789 *
722 * init = 1 - initialize 790 * init = 1 - initialize
723 * 791 *
724 * fontname == FONT_UP - switch to bigger font 792 * fontname == FONT_UP - switch to bigger font
725 * fontname == FONT_DN - switch to smaller font 793 * fontname == FONT_DN - switch to smaller font
726 */ 794 */
727bool 795bool
728rxvt_term::change_font (const char *fontname) 796rxvt_term::set_fonts ()
729{ 797{
730 if (fontname == FONT_UP)
731 {
732 // TODO
733 }
734 else if (fontname == FONT_DN)
735 {
736 // TODO
737 }
738 else
739 {
740 rxvt_fontset *fs = new rxvt_fontset (this); 798 rxvt_fontset *fs = new rxvt_fontset (this);
799 rxvt_fontprop prop;
741 800
742 if (fs && fs->populate (fontname)) 801 if (!fs
802 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
803 || !fs->realize_font (1))
804 {
805 delete fs;
806 return false;
807 }
808
809#if ENABLE_STYLES
810 for (int i = RS_styleCount; --i; )
811 if (fontset[i] != fontset[0])
812 delete fontset[i];
813#endif
814
815 delete fontset[0];
816 fontset[0] = fs;
817
818 prop = (*fs)[1]->properties ();
819 prop.height += lineSpace;
820
821 fs->set_prop (prop, false);
822
823 fwidth = prop.width;
824 fheight = prop.height;
825 fbase = prop.ascent;
826
827 for (int style = 1; style < 4; style++)
828 {
829#if ENABLE_STYLES
830 const char *res = rs[Rs_font + style];
831
832 if (res && !*res)
833 fontset[style] = fontset[0];
834 else
743 { 835 {
744 delete TermWin.fontset; 836 fontset[style] = fs = new rxvt_fontset (this);
745 TermWin.fontset = fs; 837 rxvt_fontprop prop2 = prop;
746 TermWin.fwidth = fs->base_font ()->width;
747 TermWin.fheight = fs->base_font ()->height;
748 TermWin.fbase = fs->base_font ()->ascent;
749 838
750 // TODO: screen needs to be told about new fonts 839 if (res)
751
752 if (TermWin.parent[0])
753 { 840 {
754 resize_all_windows (0, 0, 0); 841 fs->populate (res);
755 scr_remap_chars (); 842 fs->set_prop (prop2, false);
756 scr_touch (true);
757 } 843 }
844 else
845 {
846 fs->populate (fontset[0]->fontdesc);
758 847
759 return true; 848 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
849 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
850
851 fs->set_prop (prop2, true);
852 }
853
760 } 854 }
855#else
856 fontset[style] = fontset[0];
857#endif
858 }
859
860 if (parent[0])
761 } 861 {
862 resize_all_windows (0, 0, 0);
863 scr_remap_chars ();
864 scr_touch (true);
865 }
762 866
763 return false; 867 return true;
764} 868}
765 869
766bool 870void rxvt_term::set_string_property (Atom prop, const char *str, int len)
767rxvt_term::font_up_down (int n, int direction)
768{ 871{
769 return false; 872 XChangeProperty (dpy, parent[0],
873 prop, XA_STRING, 8, PropModeReplace,
874 (const unsigned char *)str, len >= 0 ? len : strlen (str));
875}
876
877void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
878{
879 wchar_t *ws = rxvt_mbstowcs (str, len);
880 char *s = rxvt_wcstoutf8 (ws);
881
882 XChangeProperty (dpy, parent[0],
883 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
884 (const unsigned char *)s, strlen (s));
885
886 free (s);
887 free (ws);
770} 888}
771 889
772/*----------------------------------------------------------------------*/ 890/*----------------------------------------------------------------------*/
773/*----------------------------------------------------------------------*/ 891/*----------------------------------------------------------------------*/
774/* xterm sequences - title, iconName, color (exptl) */ 892/* xterm sequences - title, iconName, color (exptl) */
775void 893void
776rxvt_term::set_title (const char *str) 894rxvt_term::set_title (const char *str)
777{ 895{
778#ifndef SMART_WINDOW_TITLE 896 set_string_property (XA_WM_NAME, str);
779 XStoreName (display->display, TermWin.parent[0], str); 897#if ENABLE_EWMH
780#else 898 set_utf8_property (xa[XA_NET_WM_NAME], str);
781 char *name;
782
783 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784 name = NULL;
785 if (name == NULL || STRCMP (name, str))
786 XStoreName (display->display, TermWin.parent[0], str);
787 if (name)
788 XFree (name);
789#endif 899#endif
790} 900}
791 901
792void 902void
793rxvt_term::set_iconName (const char *str) 903rxvt_term::set_icon_name (const char *str)
794{ 904{
795#ifndef SMART_WINDOW_TITLE 905 set_string_property (XA_WM_ICON_NAME, str);
796 XSetIconName (display->display, TermWin.parent[0], str); 906#if ENABLE_EWMH
797#else 907 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798 char *name;
799
800 if (XGetIconName (display->display, TermWin.parent[0], &name))
801 name = NULL;
802 if (name == NULL || STRCMP (name, str))
803 XSetIconName (display->display, TermWin.parent[0], str);
804 if (name)
805 XFree (name);
806#endif 908#endif
807} 909}
808 910
809#ifdef XTERM_COLOR_CHANGE 911#ifdef XTERM_COLOR_CHANGE
810void 912void
811rxvt_term::set_window_color (int idx, const char *color) 913rxvt_term::set_window_color (int idx, const char *color)
812{ 914{
813 rxvt_color xcol; 915 rxvt_color xcol;
814 int i; 916 int i;
815 917
816 if (color == NULL || *color == '\0') 918 if (color == NULL || *color == '\0')
817 return; 919 return;
818 920
921 color = strdup (color);
922 allocated.push_back ((void *)color);
923 rs[Rs_color + idx] = color;
924
819 /* handle color aliases */ 925 /* handle color aliases */
820 if (isdigit (*color)) 926 if (isdigit (*color))
821 { 927 {
822 i = atoi (color); 928 i = atoi (color);
929
823 if (i >= 8 && i <= 15) 930 if (i >= 8 && i <= 15)
824 { /* bright colors */ 931 { /* bright colors */
825 i -= 8; 932 i -= 8;
826# ifndef NO_BRIGHTCOLOR
827 PixColors[idx] = PixColors[minBrightCOLOR + i]; 933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828 SET_PIXCOLOR (idx);
829 goto Done; 934 goto done;
830# endif
831
832 } 935 }
936
833 if (i >= 0 && i <= 7) 937 if (i >= 0 && i <= 7)
834 { /* normal colors */ 938 { /* normal colors */
835 PixColors[idx] = PixColors[minCOLOR + i]; 939 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836 SET_PIXCOLOR (idx);
837 goto Done; 940 goto done;
838 } 941 }
839 } 942 }
840 if (!rXParseAllocColor (& xcol, color)) 943
841 return; 944 set_color (xcol, color);
842 /* XStoreColor (display->display, XCMAP, XColor*); */
843 945
844 /* 946 /*
845 * FIXME: should free colors here, but no idea how to do it so instead, 947 * FIXME: should free colors here, but no idea how to do it so instead,
846 * so just keep gobbling up the colormap 948 * so just keep gobbling up the colormap
847 */ 949 */
848# if 0
849 for (i = Color_Black; i <= Color_White; i++)
850 if (PixColors[idx] == PixColors[i])
851 break;
852 if (i > Color_White)
853 {
854 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856 DisplayPlanes (display->display, display->screen));
857 }
858# endif
859 950
860 PixColors[idx] = xcol; 951 pix_colors_focused[idx] = xcol;
861 SET_PIXCOLOR (idx);
862 952
863 /* XSetWindowAttributes attr; */ 953 /* XSetWindowAttributes attr; */
864 /* Cursor cursor; */ 954 /* Cursor cursor; */
865Done: 955done:
866 if (idx == Color_bg && ! (Options & Opt_transparent))
867 XSetWindowBackground (display->display, TermWin.vt,
868 PixColors[Color_bg]);
869
870 /* handle Color_BD, scrollbar background, etc. */ 956 /*TODO: handle Color_BD, scrollbar background, etc. */
871 957
872 set_colorfgbg (); 958 update_fade_color (idx);
873 recolour_cursor (); 959 recolour_cursor ();
874 /* the only reasonable way to enforce a clean update */ 960 scr_recolour ();
875 scr_poweron ();
876} 961}
877 962
878#else 963#else
879# define set_window_color (idx,color) ((void)0) 964# define set_window_color (idx,color) ((void)0)
880#endif /* XTERM_COLOR_CHANGE */ 965#endif /* XTERM_COLOR_CHANGE */
881 966
882void 967void
883rxvt_term::recolour_cursor () 968rxvt_term::recolour_cursor ()
884{ 969{
885#if TODO 970 XColor fg, bg;
886 rxvt_color xcol[2];
887 971
888 xcol[0] = PixColors[Color_pointer]; 972 (ISSET_PIXCOLOR (Color_pointer_fg)
889 xcol[1] = PixColors[Color_bg]; 973 ? pix_colors_focused[Color_pointer_fg]
890 XQueryColors (display->display, XCMAP, xcol, 2); 974 : pix_colors_focused[Color_fg]).get (fg);
891 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 975
892#endif 976 (ISSET_PIXCOLOR (Color_pointer_bg)
977 ? pix_colors_focused[Color_pointer_bg]
978 : pix_colors_focused[Color_bg]).get (bg);
979
980 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
893} 981}
894 982
895/*----------------------------------------------------------------------*/ 983/*----------------------------------------------------------------------*/
896/* 984/*
897 * find if fg/bg matches any of the normal (low-intensity) colors 985 * find if fg/bg matches any of the normal (low-intensity) colors
898 */ 986 */
899void 987void
900rxvt_term::set_colorfgbg () 988rxvt_term::set_colorfgbg ()
901{ 989{
902 unsigned int i; 990 unsigned int i;
903 const char *xpmb = "\0"; 991 const char *xpmb = "\0";
904 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 992 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905 993
906 env_colorfgbg =
907 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908 STRCPY (fstr, "default"); 994 strcpy (fstr, "default");
909 STRCPY (bstr, "default"); 995 strcpy (bstr, "default");
910 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
911 if (PixColors[Color_fg] == PixColors[i]) 997 if (pix_colors[Color_fg] == pix_colors[i])
912 { 998 {
913 sprintf (fstr, "%d", (i - Color_Black)); 999 sprintf (fstr, "%d", (i - Color_Black));
914 break; 1000 break;
915 } 1001 }
1002
916 for (i = Color_Black; i <= Color_White; i++) 1003 for (i = Color_Black; i <= Color_White; i++)
917 if (PixColors[Color_bg] == PixColors[i]) 1004 if (pix_colors[Color_bg] == pix_colors[i])
918 { 1005 {
919 sprintf (bstr, "%d", (i - Color_Black)); 1006 sprintf (bstr, "%d", (i - Color_Black));
920#ifdef XPM_BACKGROUND 1007#ifdef XPM_BACKGROUND
921 xpmb = "default;"; 1008 xpmb = "default;";
922#endif 1009#endif
923 break; 1010 break;
924 } 1011 }
925 1012
926 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1013 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928#ifndef NO_BRIGHTCOLOR
929 colorfgbg = DEFAULT_RSTYLE;
930 for (i = minCOLOR; i <= maxCOLOR; i++)
931 {
932 if (PixColors[Color_fg] == PixColors[i])
933 colorfgbg = SET_FGCOLOR (colorfgbg, i);
934 if (PixColors[Color_bg] == PixColors[i])
935 colorfgbg = SET_BGCOLOR (colorfgbg, i);
936 }
937#endif
938} 1014}
939 1015
940/*----------------------------------------------------------------------*/ 1016/*----------------------------------------------------------------------*/
941/*
942 * Colour determination for low colour displays, routine from
943 * Hans de Goede <hans@highrise.nl>
944 */
945 1017
946int 1018bool
947rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1019rxvt_term::set_color (rxvt_color &color, const char *name)
948{ 1020{
949 if (!screen_in_out->set (display, colour)) 1021 if (color.set (this, name))
950 {
951 rxvt_print_error ("can't allocate colour: %s", colour);
952 return false;
953 }
954
955 return true; 1022 return true;
1023
1024 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1025 return false;
1026}
1027
1028void
1029rxvt_term::alias_color (int dst, int src)
1030{
1031 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
956} 1032}
957 1033
958/* -------------------------------------------------------------------- * 1034/* -------------------------------------------------------------------- *
959 * - WINDOW RESIZING - * 1035 * - WINDOW RESIZING - *
960 * -------------------------------------------------------------------- */ 1036 * -------------------------------------------------------------------- */
961void 1037void
962rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1038rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963{ 1039{
964 int fix_screen; 1040 int fix_screen;
1041 int old_width = szHint.width;
1042 int old_height = szHint.height;
965 1043
966#ifdef SMART_RESIZE
967 int old_width = szHint.width, old_height = szHint.height;
968#endif
969
970 window_calc (width, height); 1044 window_calc (newwidth, newheight);
1045
1046 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
971 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1047 XSetWMNormalHints (dpy, parent[0], &szHint);
1048
972 if (!ignoreparent) 1049 if (!ignoreparent)
973 { 1050 {
974#ifdef SMART_RESIZE 1051#ifdef SMART_RESIZE
975 /* 1052 /*
976 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1053 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
979 int x, y, x1, y1; 1056 int x, y, x1, y1;
980 int dx, dy; 1057 int dx, dy;
981 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1058 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982 Window unused_cr; 1059 Window unused_cr;
983 1060
984 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1061 XTranslateCoordinates (dpy, parent[0], display->root,
985 0, 0, &x, &y, &unused_cr); 1062 0, 0, &x, &y, &unused_cr);
986 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1063 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
987 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1064 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
988 /* 1065 /*
989 * if display->root isn't the parent window, a WM will probably have offset 1066 * if display->root isn't the parent window, a WM will probably have offset
990 * our position for handles and decorations. Counter it 1067 * our position for handles and decorations. Counter it
991 */ 1068 */
993 { 1070 {
994 x -= x1; 1071 x -= x1;
995 y -= y1; 1072 y -= y1;
996 } 1073 }
997 1074
998 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1075 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
999 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1076 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
1000 dx = old_width - szHint.width; 1077 dx = old_width - szHint.width;
1001 dy = old_height - szHint.height; 1078 dy = old_height - szHint.height;
1002 1079
1003 /* Check position of the center of the window */ 1080 /* Check position of the center of the window */
1004 if (x < x1) /* left half */ 1081 if (x < x1) /* left half */
1005 dx = 0; 1082 dx = 0;
1008 if (y < y1) /* top half */ 1085 if (y < y1) /* top half */
1009 dy = 0; 1086 dy = 0;
1010 else if (y == y1) /* exact center */ 1087 else if (y == y1) /* exact center */
1011 dy /= 2; 1088 dy /= 2;
1012 1089
1013 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1090 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
1014 szHint.width, szHint.height); 1091 szHint.width, szHint.height);
1015#else 1092#else
1016 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1093 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
1017 szHint.height);
1018#endif 1094#endif
1019
1020 } 1095 }
1021 1096
1022 fix_screen = (TermWin.ncol != prev_ncol 1097 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023 || TermWin.nrow != prev_nrow);
1024 1098
1025 if (fix_screen || width != old_width || height != old_height) 1099 if (fix_screen || newwidth != old_width || newheight != old_height)
1026 { 1100 {
1027 if (scrollbar_visible ()) 1101 if (scrollBar.state)
1028 { 1102 {
1029 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1103 XMoveResizeWindow (dpy, scrollBar.win,
1104 window_sb_x, 0,
1030 0, scrollbar_TotalWidth (), szHint.height); 1105 scrollbar_TotalWidth (), szHint.height);
1031 resize_scrollbar (); 1106 resize_scrollbar ();
1032 } 1107 }
1033 1108
1034 if (menubar_visible ()) 1109 XMoveResizeWindow (dpy, vt,
1035 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1110 window_vt_x, window_vt_y,
1036 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039 window_vt_y, TermWin_TotalWidth (),
1040 TermWin_TotalHeight ()); 1111 width, height);
1112
1041 scr_clear (); 1113 scr_clear ();
1042#ifdef XPM_BACKGROUND 1114#ifdef XPM_BACKGROUND
1043 resize_pixmap (); 1115 resize_pixmap ();
1044#endif 1116#endif
1045
1046 } 1117 }
1047 1118
1048 if (fix_screen || old_height == 0) 1119 if (fix_screen || old_height == 0)
1049 {
1050 int curr_screen = -1;
1051 int old_ncol = prev_ncol;
1052
1053 /* scr_reset only works on the primary screen */
1054 if (old_height) /* this is not the first time through */
1055 {
1056 unsigned int ncol = TermWin.ncol;
1057 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058 curr_screen = scr_change_screen (PRIMARY);
1059 TermWin.ncol = ncol;
1060 }
1061
1062 scr_reset (); 1120 scr_reset ();
1063 1121
1064 if (curr_screen >= 0) /* this is not the first time through */ 1122 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1065 { 1123 //scr_touch (false);
1066 scr_change_screen (curr_screen);
1067 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1068 }
1069 }
1070 1124
1071 old_width = szHint.width; 1125#ifdef XPM_BACKGROUND
1072 old_height = szHint.height; 1126 if (pixmap)
1127 scr_touch (false);
1128#endif
1073 1129
1074#ifdef USE_XIM 1130#ifdef USE_XIM
1075 IMSetStatusPosition (); 1131 IMSetPosition ();
1076#endif 1132#endif
1077} 1133}
1078 1134
1079/* 1135/*
1080 * Set the width/height of the vt window in characters. Units are pixels. 1136 * Set the width/height of the vt window in characters. Units are pixels.
1081 * good for toggling 80/132 columns 1137 * good for toggling 80/132 columns
1082 */ 1138 */
1083void 1139void
1084rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1140rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085{ 1141{
1086 XWindowAttributes wattr; 1142 XWindowAttributes wattr;
1087 1143
1088 if (width == 0 || height == 0) 1144 if (newwidth == 0 || newheight == 0)
1089 { 1145 {
1090 XGetWindowAttributes (display->display, display->root, &wattr); 1146 XGetWindowAttributes (dpy, display->root, &wattr);
1147
1091 if (width == 0) 1148 if (newwidth == 0)
1092 width = wattr.width - szHint.base_width; 1149 newwidth = wattr.width - szHint.base_width;
1093 if (height == 0) 1150 if (newheight == 0)
1094 height = wattr.height - szHint.base_height; 1151 newheight = wattr.height - szHint.base_height;
1095 }
1096 if (width != TermWin.width || height != TermWin.height)
1097 { 1152 }
1153
1154 if (newwidth != width || newheight != height)
1155 {
1098 width += szHint.base_width; 1156 newwidth += szHint.base_width;
1099 height += szHint.base_height; 1157 newheight += szHint.base_height;
1100 resize_all_windows (width, height, 0); 1158 resize_all_windows (newwidth, newheight, 0);
1101 } 1159 }
1102} 1160}
1103 1161
1104/* -------------------------------------------------------------------- * 1162/* -------------------------------------------------------------------- *
1105 * - X INPUT METHOD ROUTINES - * 1163 * - X INPUT METHOD ROUTINES - *
1106 * -------------------------------------------------------------------- */ 1164 * -------------------------------------------------------------------- */
1107#ifdef USE_XIM 1165#ifdef USE_XIM
1108 1166
1109void 1167void
1168rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1169{
1170 fg = pix_colors [Color_fg];
1171 bg = pix_colors [Color_bg];
1172}
1173
1174void
1110rxvt_term::im_set_size (XRectangle *size) 1175rxvt_term::im_set_size (XRectangle &size)
1111{ 1176{
1112 size->x = TermWin.int_bwidth; 1177 // the int_bwidth terms make no sense to me
1113 size->y = TermWin.int_bwidth; 1178 size.x = int_bwidth;
1114 size->width = Width2Pixel (TermWin.ncol); 1179 size.y = int_bwidth;
1115 size->height = Height2Pixel (TermWin.nrow); 1180 size.width = Width2Pixel (ncol) + int_bwidth;
1181 size.height = Height2Pixel (nrow) + int_bwidth;
1116} 1182}
1117 1183
1118void 1184void
1119rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1185rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1186 XRectangle &status_rect,
1187 const XRectangle &needed_rect)
1120{ 1188{
1121 *fg = PixColors[Color_fg]; 1189 preedit_rect.x = needed_rect.width;
1122 *bg = PixColors[Color_bg]; 1190 preedit_rect.y = 0;
1191 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1192 preedit_rect.height = fheight;
1193
1194 status_rect.x = 0;
1195 status_rect.y = 0;
1196 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1197 status_rect.height = fheight;
1123} 1198}
1124 1199
1125/* Checking whether input method is running. */ 1200/* Checking whether input method is running. */
1126bool 1201bool
1127rxvt_term::IMisRunning () 1202rxvt_term::IMisRunning ()
1128{ 1203{
1129 char *p; 1204 char *p;
1130 Atom atom; 1205 Atom atom;
1131 Window win; 1206 Window win;
1132 char server[IMBUFSIZ]; 1207 char server[IMBUFSIZ];
1133 1208
1134 /* get current locale modifier */ 1209 /* get current locale modifier */
1135 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1210 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136 { 1211 {
1137 STRCPY (server, "@server="); 1212 strcpy (server, "@server=");
1138 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1213 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1214
1139 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1215 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140 *p = '\0'; 1216 *p = '\0';
1141 1217
1142 atom = XInternAtom (display->display, server, False); 1218 atom = XInternAtom (dpy, server, False);
1143 win = XGetSelectionOwner (display->display, atom); 1219 win = XGetSelectionOwner (dpy, atom);
1220
1144 if (win != None) 1221 if (win != None)
1145 return True; 1222 return True;
1146 } 1223 }
1224
1147 return False; 1225 return False;
1148} 1226}
1149 1227
1150void 1228void
1151rxvt_term::IMSendSpot () 1229rxvt_term::IMSendSpot ()
1152{ 1230{
1153 XPoint spot; 1231 XPoint nspot;
1154 XVaNestedList preedit_attr; 1232 XVaNestedList preedit_attr;
1155 1233
1156 if (Input_Context == NULL 1234 if (!Input_Context
1157 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1235 || !focus
1158 || ! (event_type == KeyPress 1236 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159 || event_type == Expose
1160 || event_type == NoExpose
1161 || event_type == SelectionNotify
1162 || event_type == ButtonRelease || event_type == FocusIn)
1163 || !IMisRunning ())
1164 return; 1237 return;
1165 1238
1166 im_set_position (&spot); 1239 im_set_position (nspot);
1240
1241 if (nspot.x == spot.x && nspot.y == spot.y)
1242 return;
1243
1244 spot = nspot;
1167 1245
1168 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1246 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1247 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170 XFree (preedit_attr); 1248 XFree (preedit_attr);
1171} 1249}
1172 1250
1173void 1251void
1174rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175 XRectangle * needed_rect)
1176{
1177 int mbh, vtx = 0;
1178
1179 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180 vtx = scrollbar_TotalWidth ();
1181
1182 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183 mbh -= TermWin.lineSpace;
1184
1185 preedit_rect->x = needed_rect->width + vtx;
1186 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189 preedit_rect->height = Height2Pixel (1);
1190
1191 status_rect->x = vtx;
1192 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195 status_rect->height = Height2Pixel (1);
1196}
1197
1198void
1199rxvt_term::im_destroy () 1252rxvt_term::im_destroy ()
1200{ 1253{
1201 if (Input_Context)
1202 {
1203 XDestroyIC (Input_Context);
1204 Input_Context = NULL;
1205 }
1206
1207 if (input_method) 1254 if (input_method)
1208 { 1255 {
1256 if (Input_Context && input_method->xim)
1257 XDestroyIC (Input_Context);
1258
1209 display->put_xim (input_method); 1259 display->put_xim (input_method);
1210 input_method = 0; 1260 input_method = 0;
1211 } 1261 }
1262
1263 Input_Context = 0;
1212} 1264}
1265
1266#ifdef ENABLE_XIM_ONTHESPOT
1267
1268static void
1269xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1270{
1271 ((rxvt_term *)client_data)->make_current ();
1272 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1273}
1274
1275static void
1276xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1277{
1278 ((rxvt_term *)client_data)->make_current ();
1279 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1280}
1281
1282static void
1283xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1284{
1285 rxvt_term *term = (rxvt_term *)client_data;
1286 XIMText *text = call_data->text;
1287
1288 term->make_current ();
1289
1290 if (text)
1291 {
1292 void *str;
1293
1294 if (!text->encoding_is_wchar && text->string.multi_byte)
1295 {
1296 // of course, X makes it ugly again
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->rs[Rs_imLocale]);
1299
1300 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1301 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1302
1303 if (term->rs[Rs_imLocale])
1304 SET_LOCALE (term->locale);
1305 }
1306 else
1307 str = (void *)text->string.wide_char;
1308
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_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1314 DT_WCS_LEN, str, str ? (int)text->length : 0,
1315 DT_END));
1316 }
1317 else
1318 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1319 DT_INT, call_data->caret,
1320 DT_INT, call_data->chg_first,
1321 DT_INT, call_data->chg_length,
1322 DT_END));
1323}
1324
1325#if 0
1326static void
1327xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1328{
1329 ((rxvt_term *)client_data)->make_current ();
1330 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1331 DT_INT, call_data->position,
1332 DT_INT, call_data->direction,
1333 DT_INT, call_data->style,
1334 DT_END));
1335}
1336#endif
1337
1338#endif
1213 1339
1214/* 1340/*
1215 * Try to open a XIM with the current modifiers, then see if we can 1341 * Try to open a XIM with the current modifiers, then see if we can
1216 * open a suitable preedit type 1342 * open a suitable preedit type
1217 */ 1343 */
1218bool 1344bool
1219rxvt_term::IM_get_IC (const char *modifiers) 1345rxvt_term::IM_get_IC (const char *modifiers)
1220{ 1346{
1221 int i, j, found; 1347 int i, j, found;
1222 XIM xim; 1348 XIM xim;
1223 XPoint spot; 1349 XPoint spot;
1224 XRectangle rect, status_rect, needed_rect; 1350 XRectangle rect, status_rect, needed_rect;
1225 unsigned long fg, bg; 1351 unsigned long fg, bg;
1226 const char *p; 1352 const char *p;
1227 char **s; 1353 char **s;
1228 XIMStyles *xim_styles; 1354 XIMStyles *xim_styles;
1229 XVaNestedList preedit_attr, status_attr; 1355#ifdef ENABLE_XIM_ONTHESPOT
1356 XIMCallback xcb[4];
1357#endif
1358
1359 set_environ (envv);
1230 1360
1231 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1361 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232 return false; 1362 return false;
1233 1363
1234 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235 input_method = display->get_xim (locale, modifiers); 1364 input_method = display->get_xim (locale, modifiers);
1236 if (input_method == NULL) 1365 if (input_method == NULL)
1237 return false; 1366 return false;
1238 1367
1239 xim = input_method->xim; 1368 xim = input_method->xim;
1369 spot.x = spot.y = -1;
1240 1370
1241 xim_styles = NULL; 1371 xim_styles = NULL;
1242 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1372 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243 || !xim_styles || !xim_styles->count_styles) 1373 || !xim_styles || !xim_styles->count_styles)
1244 { 1374 {
1245 display->put_xim (input_method); 1375 im_destroy ();
1246 return false; 1376 return false;
1247 } 1377 }
1248 1378
1249 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1379 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1380
1381 for (int pi = 0; pi < 2; pi++)
1382 {
1383 p = pet[pi];
1384
1385 if (!p)
1386 continue;
1387
1250 s = rxvt_splitcommastring (p); 1388 s = rxvt_splitcommastring (p);
1389
1251 for (i = found = 0; !found && s[i]; i++) 1390 for (i = found = 0; !found && s[i]; i++)
1252 { 1391 {
1253 if (!STRCMP (s[i], "OverTheSpot")) 1392 if (!strcmp (s[i], "OverTheSpot"))
1254 input_style = (XIMPreeditPosition | XIMStatusNothing); 1393 input_style = XIMPreeditPosition | XIMStatusNothing;
1255 else if (!STRCMP (s[i], "OffTheSpot")) 1394 else if (!strcmp (s[i], "OffTheSpot"))
1256 input_style = (XIMPreeditArea | XIMStatusArea); 1395 input_style = XIMPreeditArea | XIMStatusArea;
1257 else if (!STRCMP (s[i], "Root")) 1396 else if (!strcmp (s[i], "Root"))
1258 input_style = (XIMPreeditNothing | XIMStatusNothing); 1397 input_style = XIMPreeditNothing | XIMStatusNothing;
1398 else if (!strcmp (s[i], "None"))
1399 input_style = XIMPreeditNone | XIMStatusNone;
1400#ifdef ENABLE_XIM_ONTHESPOT
1401 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1402 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1403#endif
1404 else
1405 input_style = XIMPreeditNothing | XIMStatusNothing;
1259 1406
1260 for (j = 0; j < xim_styles->count_styles; j++) 1407 for (j = 0; j < xim_styles->count_styles; j++)
1261 if (input_style == xim_styles->supported_styles[j]) 1408 if (input_style == xim_styles->supported_styles[j])
1262 { 1409 {
1410 rxvt_freecommastring (s);
1411
1263 found = 1; 1412 found = 1;
1264 break; 1413 goto foundpet;
1414 }
1415
1265 } 1416 }
1266 }
1267 1417
1268 for (i = 0; s[i]; i++) 1418 rxvt_freecommastring (s);
1269 free (s[i]); 1419 }
1270 1420
1271 free (s); 1421foundpet:
1422
1272 XFree (xim_styles); 1423 XFree (xim_styles);
1273 1424
1274 if (!found) 1425 if (!found)
1275 { 1426 {
1276 display->put_xim (input_method); 1427 im_destroy ();
1277 return false; 1428 return false;
1278 } 1429 }
1279 1430
1280 preedit_attr = status_attr = NULL; 1431 XFontSet fs = 0;
1432 XVaNestedList preedit_attr = 0, status_attr = 0;
1433
1434 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1435 {
1436 // fake us a font-set, please
1437 char **missing_charset_list;
1438 int missing_charset_count;
1439 char *def_string;
1440 char pat[512];
1441
1442 sprintf (pat,
1443 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1444 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1445 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1446 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1447 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1448 "*",
1449 fheight,
1450 fheight + 1, fheight - 1,
1451 fheight - 2, fheight + 2);
1452
1453 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1454 &missing_charset_list, &missing_charset_count, &def_string);
1455
1456 if (missing_charset_list)
1457 XFreeStringList (missing_charset_list);
1458
1459 if (!fs)
1460 {
1461 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1462 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1463 }
1464 }
1281 1465
1282 if (input_style & XIMPreeditPosition) 1466 if (input_style & XIMPreeditPosition)
1283 { 1467 {
1284 im_set_size (&rect); 1468 im_set_size (rect);
1285 im_set_position (&spot); 1469 im_set_position (spot);
1286 im_set_color (&fg, &bg); 1470 im_set_color (fg, bg);
1287 1471
1288 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1472 preedit_attr = XVaCreateNestedList (0,
1473 XNForeground, fg,
1474 XNBackground, bg,
1475 XNArea, &rect,
1289 XNSpotLocation, &spot, 1476 XNSpotLocation, &spot,
1290 XNForeground, fg, XNBackground, bg,
1291 //XNFontSet, TermWin.fontset, 1477 XNFontSet, fs,
1292 NULL); 1478 NULL);
1293 } 1479 }
1294 else if (input_style & XIMPreeditArea) 1480 else if (input_style & XIMPreeditArea)
1295 { 1481 {
1296 im_set_color (&fg, &bg); 1482 im_set_color (fg, bg);
1297 1483
1298 /* 1484 /*
1299 * The necessary width of preedit area is unknown 1485 * The necessary width of preedit area is unknown
1300 * until create input context. 1486 * until create input context.
1301 */ 1487 */
1302 needed_rect.width = 0; 1488 needed_rect.width = 0;
1303
1304 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1489 im_set_preedit_area (rect, status_rect, needed_rect);
1305 1490
1306 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1491 preedit_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1307 XNForeground, fg, XNBackground, bg, 1493 XNBackground, bg,
1494 XNArea, &rect,
1495 XNFontSet, fs,
1496 NULL);
1497 status_attr = XVaCreateNestedList (0,
1498 XNForeground, fg,
1499 XNBackground, bg,
1500 XNArea, &status_rect,
1308 //XNFontSet, TermWin.fontset, 1501 XNFontSet, fs,
1309 NULL); 1502 NULL);
1310 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1503 }
1311 XNForeground, fg, XNBackground, bg, 1504#if ENABLE_XIM_ONTHESPOT
1312 //XNFontSet, TermWin.fontset, 1505 else if (input_style & XIMPreeditCallbacks)
1506 {
1507 im_set_position (spot);
1508
1509 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1510 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1511 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1512# if 0
1513 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1514# endif
1515
1516 preedit_attr = XVaCreateNestedList (0,
1517 XNSpotLocation, &spot,
1518 XNPreeditStartCallback, &xcb[0],
1519 XNPreeditDoneCallback , &xcb[1],
1520 XNPreeditDrawCallback , &xcb[2],
1521# if 0
1522 XNPreeditCaretCallback, &xcb[3],
1523# endif
1313 NULL); 1524 NULL);
1314 } 1525 }
1526#endif
1315 1527
1316 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1528 Input_Context = XCreateIC (xim,
1529 XNInputStyle, input_style,
1317 XNClientWindow, TermWin.parent[0], 1530 XNClientWindow, vt,
1318 XNFocusWindow, TermWin.parent[0], 1531 XNFocusWindow, parent[0],
1319 preedit_attr ? XNPreeditAttributes : NULL, 1532 preedit_attr ? XNPreeditAttributes : NULL,
1320 preedit_attr, 1533 preedit_attr,
1321 status_attr ? XNStatusAttributes : NULL, 1534 status_attr ? XNStatusAttributes : NULL,
1322 status_attr, NULL); 1535 status_attr, NULL);
1536
1323 if (preedit_attr) XFree (preedit_attr); 1537 if (preedit_attr) XFree (preedit_attr);
1324 if (status_attr) XFree (status_attr); 1538 if (status_attr) XFree (status_attr);
1539 if (fs) XFreeFontSet (dpy, fs);
1325 1540
1326 if (Input_Context == NULL) 1541 if (Input_Context == NULL)
1327 { 1542 {
1328 rxvt_print_error ("failed to create input context"); 1543 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329 display->put_xim (input_method); 1544 im_destroy ();
1330 return false; 1545 return false;
1331 } 1546 }
1332 1547
1333 if (input_style & XIMPreeditArea) 1548#if 0
1549 // unfortunately, only the focus window is used by XIM, hard to fix
1550 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1551 vt_select_input ();
1552#endif
1553
1334 IMSetStatusPosition (); 1554 IMSetPosition ();
1335 1555
1336 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1337 return true; 1556 return true;
1338} 1557}
1339 1558
1340void 1559void
1341rxvt_term::im_cb () 1560rxvt_term::im_cb ()
1342{ 1561{
1343 int i, found, had_im; 1562 int i;
1344 const char *p; 1563 const char *p;
1345 char **s; 1564 char **s;
1346 char buf[IMBUFSIZ]; 1565 char buf[IMBUFSIZ];
1347 1566
1567 make_current ();
1568
1348 im_destroy (); 1569 im_destroy ();
1349 1570
1350 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351 if (Input_Context) 1571 if (Input_Context)
1352 return; 1572 return;
1353 1573
1354#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1574#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355 if (rs[Rs_imLocale]) 1575 if (rs[Rs_imLocale])
1360 if (p && *p) 1580 if (p && *p)
1361 { 1581 {
1362 bool found = false; 1582 bool found = false;
1363 1583
1364 s = rxvt_splitcommastring (p); 1584 s = rxvt_splitcommastring (p);
1585
1365 for (i = 0; s[i]; i++) 1586 for (i = 0; s[i]; i++)
1366 { 1587 {
1367 if (*s[i]) 1588 if (*s[i])
1368 { 1589 {
1369 STRCPY (buf, "@im="); 1590 strcpy (buf, "@im=");
1370 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1591 strncat (buf, s[i], IMBUFSIZ - 5);
1371 if (IM_get_IC (buf)) 1592 if (IM_get_IC (buf))
1372 { 1593 {
1373 found = true; 1594 found = true;
1374 break; 1595 break;
1375 } 1596 }
1376 } 1597 }
1377 } 1598 }
1378 for (i = 0; s[i]; i++) 1599
1379 free (s[i]); 1600 rxvt_freecommastring (s);
1380 free (s);
1381 1601
1382 if (found) 1602 if (found)
1383 goto done; 1603 goto done;
1384 } 1604 }
1385 1605
1397 SET_LOCALE (locale); 1617 SET_LOCALE (locale);
1398#endif 1618#endif
1399} 1619}
1400 1620
1401void 1621void
1402rxvt_term::IMSetStatusPosition () 1622rxvt_term::IMSetPosition ()
1403{ 1623{
1404 XRectangle preedit_rect, status_rect, *needed_rect; 1624 XRectangle preedit_rect, status_rect, *needed_rect;
1405 XVaNestedList preedit_attr, status_attr; 1625 XVaNestedList preedit_attr, status_attr;
1406 1626
1407 if (Input_Context == NULL 1627 if (!Input_Context
1408 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1628 || !focus
1629 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1409 || !IMisRunning ()) 1630 || !IMisRunning ())
1410 return; 1631 return;
1411 1632
1633 if (input_style & XIMPreeditPosition)
1634 {
1635 im_set_size (preedit_rect);
1636 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1637
1638 XSetICValues (Input_Context,
1639 XNPreeditAttributes, preedit_attr, NULL);
1640 }
1641 else
1642 {
1412 /* Getting the necessary width of preedit area */ 1643 /* Getting the necessary width of preedit area */
1413 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1644 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1645 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415 XFree (status_attr); 1646 XFree (status_attr);
1416 1647
1417 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1648 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1649 XFree (needed_rect);
1418 1650
1419 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1651 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1652 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421 1653
1422 XSetICValues (Input_Context, 1654 XSetICValues (Input_Context,
1423 XNPreeditAttributes, preedit_attr, 1655 XNPreeditAttributes, preedit_attr,
1424 XNStatusAttributes, status_attr, NULL); 1656 XNStatusAttributes, status_attr,
1657 NULL);
1425 1658
1659 XFree (status_attr);
1660 }
1661
1426 XFree (preedit_attr); 1662 XFree (preedit_attr);
1427 XFree (status_attr);
1428} 1663}
1429#endif /* USE_XIM */ 1664#endif /* USE_XIM */
1430 1665
1431/*----------------------------------------------------------------------*/
1432rxvt_t rxvt_current_term;
1433
1434/*----------------------- end-of-file (C source) -----------------------*/ 1666/*----------------------- end-of-file (C source) -----------------------*/

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