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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.45 by pcg, Tue Feb 24 21:46:15 2004 UTC vs.
Revision 1.202 by root, Wed Jan 25 01:08:38 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)
122 { 220 {
123#if defined(MENUBAR) && (MENUBAR_MAX > 1) 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
124 delete menuBar.drawable; 254 delete drawable;
125 //if (menuBar.win)
126 // XDestroyWindow (display->display, menuBar.win);
127#endif
128 delete TermWin.drawable;
129 // destroy all windows 255 // destroy all windows
130 if (TermWin.parent[0]) 256 if (parent[0])
131 XDestroyWindow (display->display, TermWin.parent[0]); 257 XDestroyWindow (disp, parent[0]);
132 } 258 }
133 259
134 // TODO: free pixcolours, colours should become part of rxvt_display 260 // TODO: free pixcolours, colours should become part of rxvt_display
135 261 delete pix_colors_focused;
136 delete PixColors; 262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
137 265
138 displays.put (display); 266 displays.put (display);
139 267
140 scr_release (); 268 scr_release ();
141 269
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(!)
142 free (env_windowid); 276 free (env_windowid);
143 free (env_display); 277 free (env_display);
144 free (env_term); 278 free (env_term);
145 free (env_colorfgbg); 279 free (env_colorfgbg);
146 free (locale); 280 free (locale);
147 free (codeset); 281 free (v_buffer);
282 free (incr_buf);
148 283
149 delete envv; 284 delete envv;
150 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 ();
151} 302}
152 303
153void 304void
154rxvt_term::destroy () 305rxvt_term::destroy ()
155{ 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
156 if (display) 316 if (display)
157 { 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
158 rootwin_ev.stop (display); 325 rootwin_ev.stop (display);
326#endif
327 incr_ev.stop ();
159 termwin_ev.stop (display); 328 termwin_ev.stop (display);
160 vt_ev.stop (display); 329 vt_ev.stop (display);
161#ifdef USE_XIM
162 im_destroy ();
163 im_ev.stop (display);
164#endif
165#ifdef HAVE_SCROLLBARS
166 scrollbar_ev.stop (display);
167#endif
168#ifdef MENUBAR
169 menubar_ev.stop (display);
170#endif
171 } 330 }
172 331
173 check_ev.stop (); 332 check_ev.stop ();
174 pty_ev.stop (); 333 pty_ev.stop ();
175#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
176 cursor_blink_ev.stop (); 335 cursor_blink_ev.stop ();
177#endif 336#endif
178#ifdef TEXT_BLINK 337#ifdef TEXT_BLINK
179 text_blink_ev.stop (); 338 text_blink_ev.stop ();
180#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
181#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
182 pointer_ev.stop (); 347 pointer_ev.stop ();
183#endif 348#endif
184 349
185 destroy_ev.start (0); 350 destroy_ev.start (0);
186} 351}
187 352
188void 353void
189rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (time_watcher &w)
190{ 355{
191 SET_R (this); 356 make_current ();
192 357
193 delete this; 358 delete this;
194}
195
196/*----------------------------------------------------------------------*/
197/* rxvt_init () */
198/* LIBPROTO */
199rxvt_t
200rxvt_init (int argc, const char *const *argv)
201{
202 SET_R (new rxvt_term);
203
204 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
205 {
206 delete GET_R;
207 SET_R (0);
208 }
209
210 return GET_R;
211}
212
213static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
214
215void
216rxvt_init_signals ()
217{
218 /* install exit handler for cleanup */
219#if 0
220#ifdef HAVE_ATEXIT
221 atexit (rxvt_clean_exit);
222#else
223#endif
224#endif
225
226 struct sigaction sa;
227
228 sigfillset (&sa.sa_mask);
229 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
230 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
231 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
232 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
233 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
234 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
235 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
236
237 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
238 /* signal (SIGURG, SIG_DFL); */
239
240 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
241 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
242}
243
244bool
245rxvt_term::init (int argc, const char *const *argv)
246{
247 /*
248 * Save and then give up any super-user privileges
249 * If we need privileges in any area then we must specifically request it.
250 * We should only need to be root in these cases:
251 * 1. write utmp entries on some systems
252 * 2. chown tty on some systems
253 */
254 privileges (SAVE);
255 privileges (IGNORE);
256
257 init_secondary ();
258
259 const char **cmd_argv = init_resources (argc, argv);
260
261 set_locale ("");
262
263#if MENUBAR_MAX
264 menubar_read (rs[Rs_menu]);
265#endif
266#ifdef HAVE_SCROLLBARS
267 if (Options & Opt_scrollBar)
268 scrollBar.setIdle (); /* set existence for size calculations */
269#endif
270
271 create_windows (argc, argv);
272
273 init_xlocale ();
274
275 scr_reset (); /* initialize screen */
276
277#if 0
278 XSynchronize (display->display, True);
279#endif
280
281#ifdef HAVE_SCROLLBARS
282 if (Options & Opt_scrollBar)
283 resize_scrollbar (); /* create and map scrollbar */
284#endif
285#if (MENUBAR_MAX)
286 if (menubar_visible ())
287 XMapWindow (display->display, menuBar.win);
288#endif
289#ifdef TRANSPARENT
290 if (Options & Opt_transparent)
291 {
292 XSelectInput (display->display, display->root, PropertyChangeMask);
293 check_our_parents ();
294 }
295#endif
296
297 rootwin_ev.start (display, display->root);
298
299 XMapWindow (display->display, TermWin.vt);
300 XMapWindow (display->display, TermWin.parent[0]);
301
302 init_command (cmd_argv);
303
304 pty_ev.start (cmd_fd, EVENT_READ);
305
306 check_ev.start ();
307
308 return true;
309}
310
311/* ------------------------------------------------------------------------- *
312 * SIGNAL HANDLING & EXIT HANDLER *
313 * ------------------------------------------------------------------------- */
314/*
315 * Catch a SIGCHLD signal and exit if the direct child has died
316 */
317/* ARGSUSED */
318/* EXTPROTO */
319RETSIGTYPE
320rxvt_Child_signal (int sig __attribute__ ((unused)))
321{
322 int pid, save_errno = errno;
323 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
324 ;
325 errno = save_errno;
326
327#if 0
328 if (pid == cmd_pid)
329 exit (EXIT_SUCCESS);
330#endif
331}
332
333/*
334 * Catch a fatal signal and tidy up before quitting
335 */
336/* EXTPROTO */
337RETSIGTYPE
338rxvt_Exit_signal (int sig)
339{
340 signal (sig, SIG_DFL);
341#ifdef DEBUG_CMD
342 rxvt_print_error ("signal %d", sig);
343#endif
344 rxvt_clean_exit ();
345 kill (getpid (), sig);
346}
347
348/* INTPROTO */
349int
350rxvt_xerror_handler (Display *display, XErrorEvent *event)
351{
352 if (GET_R->allowedxerror == -1)
353 GET_R->allowedxerror = event->error_code;
354 else
355 {
356 old_xerror_handler (display, event);
357 GET_R->destroy ();
358 }
359
360 return 0;
361} 359}
362 360
363/*----------------------------------------------------------------------*/ 361/*----------------------------------------------------------------------*/
364/* 362/*
365 * Exit gracefully, clearing the utmp entry and restoring tty attributes 363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
366 * 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
367 */ 365 */
368/* 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 XMapWindow (disp, vt);
519 XMapWindow (disp, parent[0]);
520
521 return true;
522}
523
524static struct sig_handlers
525{
526 sig_watcher sw_term, sw_int;
527
528 /*
529 * Catch a fatal signal and tidy up before quitting
530 */
369void 531 void
370rxvt_clean_exit () 532 sig_term (sig_watcher &w)
533 {
534 rxvt_emergency_cleanup ();
535 signal (w.signum, SIG_DFL);
536 kill (getpid (), w.signum);
537 }
538
539 sig_handlers ()
540 : sw_term (this, &sig_handlers::sig_term),
541 sw_int (this, &sig_handlers::sig_term)
542 {
543 }
544} sig_handlers;
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
371{ 550{
372 // TODO: rxvtd should clean up all ressources 551 ptytty::init ();
373 if (GET_R) 552
374 GET_R->destroy (); 553 rxvt_environ = environ;
554
555 signal (SIGHUP, SIG_IGN);
556 signal (SIGPIPE, SIG_IGN);
557
558 sig_handlers.sw_term.start (SIGTERM);
559 sig_handlers.sw_int.start (SIGINT);
560
561 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
562 /* signal (SIGURG, SIG_DFL); */
563
564 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
565 // TODO: handle this with exceptions and tolerate the memory loss
566 XSetIOErrorHandler (rxvt_xioerror_handler);
567
568 XrmInitialize ();
375} 569}
376 570
377/* ------------------------------------------------------------------------- * 571/* ------------------------------------------------------------------------- *
378 * MEMORY ALLOCATION WRAPPERS * 572 * MEMORY ALLOCATION WRAPPERS *
379 * ------------------------------------------------------------------------- */ 573 * ------------------------------------------------------------------------- */
380/* EXTPROTO */ 574void *
381void *
382rxvt_malloc (size_t size) 575rxvt_malloc (size_t size)
383{ 576{
384 void *p;
385
386 p = malloc (size); 577 void *p = malloc (size);
578
387 if (p) 579 if (!p)
580 rxvt_fatal ("memory allocation failure. aborting.\n");
581
388 return p; 582 return p;
389
390 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
391 rxvt_clean_exit ();
392 exit (EXIT_FAILURE);
393 /* NOTREACHED */
394} 583}
395 584
396/* EXTPROTO */ 585void *
397void *
398rxvt_calloc (size_t number, size_t size) 586rxvt_calloc (size_t number, size_t size)
399{ 587{
400 void *p;
401
402 p = calloc (number, size); 588 void *p = calloc (number, size);
589
403 if (p) 590 if (!p)
591 rxvt_fatal ("memory allocation failure. aborting.\n");
592
404 return p; 593 return p;
405
406 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
407 rxvt_clean_exit ();
408 exit (EXIT_FAILURE);
409 /* NOTREACHED */
410} 594}
411 595
412/* EXTPROTO */ 596void *
413void *
414rxvt_realloc (void *ptr, size_t size) 597rxvt_realloc (void *ptr, size_t size)
415{ 598{
416 void *p;
417
418 if (ptr)
419 p = realloc (ptr, size); 599 void *p = realloc (ptr, size);
420 else 600
421 p = malloc (size);
422 if (p) 601 if (!p)
602 rxvt_fatal ("memory allocation failure. aborting.\n");
603
423 return p; 604 return p;
424
425 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
426 rxvt_clean_exit ();
427 exit (EXIT_FAILURE);
428 /* NOTREACHED */
429} 605}
430
431/* ------------------------------------------------------------------------- *
432 * PRIVILEGED OPERATIONS *
433 * ------------------------------------------------------------------------- */
434/* take care of suid/sgid super-user (root) privileges */
435void
436rxvt_term::privileges (int mode)
437{
438#if ! defined(__CYGWIN32__)
439# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
440 /* setreuid () is the poor man's setuid (), seteuid () */
441# define seteuid(a) setreuid(-1, (a))
442# define setegid(a) setregid(-1, (a))
443# define HAVE_SETEUID
444# endif
445# ifdef HAVE_SETEUID
446 switch (mode)
447 {
448 case IGNORE:
449 /*
450 * change effective uid/gid - not real uid/gid - so we can switch
451 * back to root later, as required
452 */
453 seteuid (getuid ());
454 setegid (getgid ());
455 break;
456 case SAVE:
457 euid = geteuid ();
458 egid = getegid ();
459 break;
460 case RESTORE:
461 seteuid (euid);
462 setegid (egid);
463 break;
464 }
465# else
466 switch (mode)
467 {
468 case IGNORE:
469 setuid (getuid ());
470 setgid (getgid ());
471 /* FALLTHROUGH */
472 case SAVE:
473 /* FALLTHROUGH */
474 case RESTORE:
475 break;
476 }
477# endif
478#endif
479}
480
481#ifdef UTMP_SUPPORT
482void
483rxvt_term::privileged_utmp (char action)
484{
485 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
486 action, next_utmp_action, getpid ()));
487 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
488 || (Options & Opt_utmpInhibit)
489 || ttydev == NULL || *ttydev == '\0')
490 return;
491
492 privileges (RESTORE);
493 if (action == SAVE)
494 {
495 next_utmp_action = RESTORE;
496 makeutent (ttydev, rs[Rs_display_name]);
497 }
498 else
499 { /* action == RESTORE */
500 next_utmp_action = IGNORE;
501 cleanutent ();
502 }
503 privileges (IGNORE);
504}
505#endif
506
507#ifndef NO_SETOWNER_TTYDEV
508void
509rxvt_term::privileged_ttydev (char action)
510{
511 D_MAIN ((stderr,
512 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
513 action, next_tty_action, getpid ()));
514 if (next_tty_action != action || (action != SAVE && action != RESTORE)
515 || ttydev == NULL || *ttydev == '\0')
516 return;
517
518 privileges (RESTORE);
519
520 if (action == SAVE)
521 {
522 next_tty_action = RESTORE;
523# ifndef RESET_TTY_TO_COMMON_DEFAULTS
524 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
525 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
526 next_tty_action = IGNORE;
527 else
528# endif
529
530 {
531 chown (ttydev, getuid (), ttygid); /* fail silently */
532 chmod (ttydev, ttymode);
533# ifdef HAVE_REVOKE
534 revoke (ttydev);
535# endif
536
537 }
538 }
539 else
540 { /* action == RESTORE */
541 next_tty_action = IGNORE;
542# ifndef RESET_TTY_TO_COMMON_DEFAULTS
543 chmod (ttydev, ttyfd_stat.st_mode);
544 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
545# else
546 chmod (ttydev,
547 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
548 chown (ttydev, 0, 0);
549# endif
550
551 }
552
553 privileges (IGNORE);
554
555# ifndef RESET_TTY_TO_COMMON_DEFAULTS
556 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
557 action == RESTORE ? "Restoring" : (action ==
558 SAVE ? "Saving" :
559 "UNKNOWN ERROR for"), ttydev,
560 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
561 ttyfd_stat.st_gid));
562# endif
563}
564#endif
565 606
566/*----------------------------------------------------------------------*/ 607/*----------------------------------------------------------------------*/
567/* 608/*
568 * window size/position calculcations for XSizeHint and other storage. 609 * window size/position calculcations for XSizeHint and other storage.
569 * if width/height are non-zero then override calculated width/height 610 * if width/height are non-zero then override calculated width/height
570 */ 611 */
571void 612void
572rxvt_term::window_calc (unsigned int width, unsigned int height) 613rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573{ 614{
574 short recalc_x, recalc_y; 615 short recalc_x, recalc_y;
575 int x, y, sb_w, mb_h, flags; 616 int x, y, sb_w, flags;
576 unsigned int w, h; 617 unsigned int w, h;
577 unsigned int max_width, max_height; 618 unsigned int max_width, max_height;
619 dDisp;
578 620
579 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
580 TermWin.ncol, TermWin.nrow, szHint.width,
581 szHint.height));
582 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 621 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583 szHint.win_gravity = NorthWestGravity; 622 szHint.win_gravity = NorthWestGravity;
584 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 623 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585 624
586 recalc_x = recalc_y = 0; 625 recalc_x = recalc_y = 0;
587 flags = 0; 626 flags = 0;
627
588 if (!parsed_geometry) 628 if (!parsed_geometry)
589 { 629 {
590 parsed_geometry = 1; 630 parsed_geometry = 1;
631
591 if (rs[Rs_geometry]) 632 if (rs[Rs_geometry])
592 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 633 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
634
593 if (flags & WidthValue) 635 if (flags & WidthValue)
594 { 636 {
595 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 637 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596 szHint.flags |= USSize; 638 szHint.flags |= USSize;
597 } 639 }
640
598 if (flags & HeightValue) 641 if (flags & HeightValue)
599 { 642 {
600 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 643 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601 szHint.flags |= USSize; 644 szHint.flags |= USSize;
602 } 645 }
646
603 if (flags & XValue) 647 if (flags & XValue)
604 { 648 {
605 szHint.x = x; 649 szHint.x = x;
606 szHint.flags |= USPosition; 650 szHint.flags |= USPosition;
651
607 if (flags & XNegative) 652 if (flags & XNegative)
608 { 653 {
609 recalc_x = 1; 654 recalc_x = 1;
610 szHint.win_gravity = NorthEastGravity; 655 szHint.win_gravity = NorthEastGravity;
611 } 656 }
612 } 657 }
658
613 if (flags & YValue) 659 if (flags & YValue)
614 { 660 {
615 szHint.y = y; 661 szHint.y = y;
616 szHint.flags |= USPosition; 662 szHint.flags |= USPosition;
663
617 if (flags & YNegative) 664 if (flags & YNegative)
618 { 665 {
619 recalc_y = 1; 666 recalc_y = 1;
667
620 if (szHint.win_gravity == NorthEastGravity) 668 if (szHint.win_gravity == NorthEastGravity)
621 szHint.win_gravity = SouthEastGravity; 669 szHint.win_gravity = SouthEastGravity;
622 else 670 else
623 szHint.win_gravity = SouthWestGravity; 671 szHint.win_gravity = SouthWestGravity;
624 } 672 }
625 } 673 }
626 } 674 }
675
627 /* TODO: BOUNDS */ 676 /* TODO: BOUNDS */
628 TermWin.width = TermWin.ncol * TermWin.fwidth; 677 width = ncol * fwidth;
629 TermWin.height = TermWin.nrow * TermWin.fheight; 678 height = nrow * fheight;
630 max_width = MAX_COLS * TermWin.fwidth; 679 max_width = MAX_COLS * fwidth;
631 max_height = MAX_ROWS * TermWin.fheight; 680 max_height = MAX_ROWS * fheight;
632 681
633 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 682 szHint.base_width = szHint.base_height = 2 * int_bwidth;
634 683
635 sb_w = mb_h = 0; 684 sb_w = 0;
636 window_vt_x = window_vt_y = 0; 685 window_vt_x = window_vt_y = int_bwidth;
637 if (scrollbar_visible ()) 686
687 if (scrollBar.state)
638 { 688 {
639 sb_w = scrollbar_TotalWidth (); 689 sb_w = scrollbar_TotalWidth ();
640 szHint.base_width += sb_w; 690 szHint.base_width += sb_w;
641 if (! (Options & Opt_scrollBar_right)) 691 if (!OPTION (Opt_scrollBar_right))
642 window_vt_x = sb_w; 692 window_vt_x += sb_w;
643 }
644 if (menubar_visible ())
645 { 693 }
646 mb_h = menuBar_TotalHeight (); 694
647 szHint.base_height += mb_h;
648 window_vt_y = mb_h;
649 }
650 szHint.width_inc = TermWin.fwidth; 695 szHint.width_inc = fwidth;
651 szHint.height_inc = TermWin.fheight; 696 szHint.height_inc = fheight;
652 szHint.min_width = szHint.base_width + szHint.width_inc; 697 szHint.min_width = szHint.base_width + szHint.width_inc;
653 szHint.min_height = szHint.base_height + szHint.height_inc; 698 szHint.min_height = szHint.base_height + szHint.height_inc;
654 699
655 if (width && width - szHint.base_width < max_width) 700 if (newwidth && newwidth - szHint.base_width < max_width)
656 { 701 {
657 szHint.width = width; 702 szHint.width = newwidth;
658 TermWin.width = width - szHint.base_width; 703 width = newwidth - szHint.base_width;
659 } 704 }
660 else 705 else
661 { 706 {
662 MIN_IT (TermWin.width, max_width); 707 min_it (width, max_width);
663 szHint.width = szHint.base_width + TermWin.width; 708 szHint.width = szHint.base_width + width;
664 } 709 }
710
665 if (height && height - szHint.base_height < max_height) 711 if (newheight && newheight - szHint.base_height < max_height)
666 { 712 {
667 szHint.height = height; 713 szHint.height = newheight;
668 TermWin.height = height - szHint.base_height; 714 height = newheight - szHint.base_height;
669 } 715 }
670 else 716 else
671 { 717 {
672 MIN_IT (TermWin.height, max_height); 718 min_it (height, max_height);
673 szHint.height = szHint.base_height + TermWin.height; 719 szHint.height = szHint.base_height + height;
674 } 720 }
675 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 721
722 if (scrollBar.state && OPTION (Opt_scrollBar_right))
676 window_sb_x = szHint.width - sb_w; 723 window_sb_x = szHint.width - sb_w;
677 724
678 if (recalc_x) 725 if (recalc_x)
679 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 726 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
680 - szHint.width - 2 * TermWin.ext_bwidth);
681 if (recalc_y) 727 if (recalc_y)
682 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 728 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
683 - szHint.height - 2 * TermWin.ext_bwidth);
684 729
685 TermWin.ncol = TermWin.width / TermWin.fwidth; 730 ncol = width / fwidth;
686 TermWin.nrow = TermWin.height / TermWin.fheight; 731 nrow = height / fheight;
687 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
688 TermWin.ncol, TermWin.nrow, szHint.width,
689 szHint.height));
690 return;
691} 732}
692 733
693/*----------------------------------------------------------------------*/ 734/*----------------------------------------------------------------------*/
694/* 735/*
695 * Tell the teletype handler what size the window is. 736 * Tell the teletype handler what size the window is.
696 * Called after a window size change. 737 * Called after a window size change.
697 */ 738 */
698void 739void
699rxvt_term::tt_winch () 740rxvt_term::tt_winch ()
700{ 741{
742 if (pty->pty < 0)
743 return;
744
701 struct winsize ws; 745 struct winsize ws;
702 746
703 if (cmd_fd < 0)
704 return;
705
706 ws.ws_col = TermWin.ncol; 747 ws.ws_col = ncol;
707 ws.ws_row = TermWin.nrow; 748 ws.ws_row = nrow;
708 ws.ws_xpixel = ws.ws_ypixel = 0; 749 ws.ws_xpixel = width;
709#ifndef DEBUG_SIZE 750 ws.ws_ypixel = height;
710 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 751 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711#else 752
712 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 753#if 0
713 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 754 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714# ifdef SIGWINCH
715 else if (cmd_pid) /* force through to the command */ 755 if (cmd_pid) /* force through to the command */
716 kill (cmd_pid, SIGWINCH); 756 kill (-cmd_pid, SIGWINCH);
717# endif
718#endif 757#endif
719} 758}
720 759
721/*----------------------------------------------------------------------*/ 760/*----------------------------------------------------------------------*/
722/* rxvt_change_font () - Switch to a new font */ 761/* set_fonts () - load and set the various fonts
723/* 762 *
724 * init = 1 - initialize 763 * init = 1 - initialize
725 * 764 *
726 * fontname == FONT_UP - switch to bigger font 765 * fontname == FONT_UP - switch to bigger font
727 * fontname == FONT_DN - switch to smaller font 766 * fontname == FONT_DN - switch to smaller font
728 */ 767 */
729bool 768bool
730rxvt_term::change_font (const char *fontname) 769rxvt_term::set_fonts ()
731{ 770{
732 if (fontname == FONT_UP)
733 {
734 // TODO
735 }
736 else if (fontname == FONT_DN)
737 {
738 // TODO
739 }
740 else
741 {
742 rxvt_fontset *fs = new rxvt_fontset (this); 771 rxvt_fontset *fs = new rxvt_fontset (this);
772 rxvt_fontprop prop;
743 773
744 if (fs && fs->populate (fontname)) 774 if (!fs
775 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
776 || !fs->realize_font (1))
777 {
778 delete fs;
779 return false;
780 }
781
782#if ENABLE_STYLES
783 for (int i = RS_styleCount; --i; )
784 if (fontset[i] != fontset[0])
785 delete fontset[i];
786#endif
787
788 delete fontset[0];
789 fontset[0] = fs;
790
791 prop = (*fs)[1]->properties ();
792 prop.height += lineSpace;
793 fs->set_prop (prop);
794
795 fwidth = prop.width;
796 fheight = prop.height;
797 fbase = prop.ascent;
798
799 for (int style = 1; style < 4; style++)
800 {
801#if ENABLE_STYLES
802 const char *res = rs[Rs_font + style];
803
804 if (res && !*res)
805 fontset[style] = fontset[0];
806 else
745 { 807 {
746 delete TermWin.fontset; 808 fontset[style] = fs = new rxvt_fontset (this);
747 TermWin.fontset = fs; 809 rxvt_fontprop prop2 = prop;
748 TermWin.fwidth = fs->base_font ()->width;
749 TermWin.fheight = fs->base_font ()->height;
750 TermWin.fbase = fs->base_font ()->ascent;
751 810
752 // TODO: screen needs to be told about new fonts 811 if (res)
812 prop2.weight = prop2.slant = rxvt_fontprop::unset;
753 813 else
754 if (TermWin.parent[0])
755 { 814 {
756 resize_all_windows (0, 0, 0); 815 res = fontset[0]->fontdesc;
757 scr_remap_chars (); 816
758 scr_touch (true); 817 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
818 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
759 } 819 }
760 820
761 return true; 821 fs->populate (res);
822 fs->set_prop (prop2);
762 } 823 }
824#else
825 fontset[style] = fontset[0];
826#endif
827 }
828
829 if (parent[0])
763 } 830 {
831 resize_all_windows (0, 0, 0);
832 scr_remap_chars ();
833 scr_touch (true);
834 }
764 835
765 return false; 836 return true;
766} 837}
767 838
768bool 839void rxvt_term::set_string_property (Atom prop, const char *str, int len)
769rxvt_term::font_up_down (int n, int direction)
770{ 840{
771 return false; 841 XChangeProperty (display->display, parent[0],
842 prop, XA_STRING, 8, PropModeReplace,
843 (const unsigned char *)str, len >= 0 ? len : strlen (str));
844}
845
846void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
847{
848 wchar_t *ws = rxvt_mbstowcs (str, len);
849 char *s = rxvt_wcstoutf8 (ws);
850
851 XChangeProperty (display->display, parent[0],
852 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
853 (const unsigned char *)s, strlen (s));
854
855 free (s);
856 free (ws);
772} 857}
773 858
774/*----------------------------------------------------------------------*/ 859/*----------------------------------------------------------------------*/
775/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
776/* xterm sequences - title, iconName, color (exptl) */ 861/* xterm sequences - title, iconName, color (exptl) */
777void 862void
778rxvt_term::set_title (const char *str) 863rxvt_term::set_title (const char *str)
779{ 864{
780#ifndef SMART_WINDOW_TITLE 865 set_string_property (XA_WM_NAME, str);
781 XStoreName (display->display, TermWin.parent[0], str); 866#if ENABLE_EWMH
782#else 867 set_utf8_property (xa[XA_NET_WM_NAME], str);
783 char *name;
784
785 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
786 name = NULL;
787 if (name == NULL || STRCMP (name, str))
788 XStoreName (display->display, TermWin.parent[0], str);
789 if (name)
790 XFree (name);
791#endif 868#endif
792} 869}
793 870
794void 871void
795rxvt_term::set_iconName (const char *str) 872rxvt_term::set_icon_name (const char *str)
796{ 873{
797#ifndef SMART_WINDOW_TITLE 874 set_string_property (XA_WM_ICON_NAME, str);
798 XSetIconName (display->display, TermWin.parent[0], str); 875#if ENABLE_EWMH
799#else 876 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
800 char *name;
801
802 if (XGetIconName (display->display, TermWin.parent[0], &name))
803 name = NULL;
804 if (name == NULL || STRCMP (name, str))
805 XSetIconName (display->display, TermWin.parent[0], str);
806 if (name)
807 XFree (name);
808#endif 877#endif
809} 878}
810 879
811#ifdef XTERM_COLOR_CHANGE 880#ifdef XTERM_COLOR_CHANGE
812void 881void
813rxvt_term::set_window_color (int idx, const char *color) 882rxvt_term::set_window_color (int idx, const char *color)
814{ 883{
815 rxvt_color xcol; 884 rxvt_color xcol;
816 int i; 885 int i;
817 886
818 if (color == NULL || *color == '\0') 887 if (color == NULL || *color == '\0')
819 return; 888 return;
820 889
821 /* handle color aliases */ 890 /* handle color aliases */
822 if (isdigit (*color)) 891 if (isdigit (*color))
823 { 892 {
824 i = atoi (color); 893 i = atoi (color);
894
825 if (i >= 8 && i <= 15) 895 if (i >= 8 && i <= 15)
826 { /* bright colors */ 896 { /* bright colors */
827 i -= 8; 897 i -= 8;
828# ifndef NO_BRIGHTCOLOR
829 PixColors[idx] = PixColors[minBrightCOLOR + i]; 898 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
830 SET_PIXCOLOR (idx); 899 SET_PIXCOLOR (idx);
831 goto Done; 900 goto done;
832# endif
833
834 } 901 }
902
835 if (i >= 0 && i <= 7) 903 if (i >= 0 && i <= 7)
836 { /* normal colors */ 904 { /* normal colors */
837 PixColors[idx] = PixColors[minCOLOR + i]; 905 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
838 SET_PIXCOLOR (idx); 906 SET_PIXCOLOR (idx);
839 goto Done; 907 goto done;
840 } 908 }
841 } 909 }
910
842 if (!rXParseAllocColor (& xcol, color)) 911 if (!rXParseAllocColor (&xcol, color))
843 return; 912 return;
913
844 /* XStoreColor (display->display, XCMAP, XColor*); */ 914 /* XStoreColor (display->display, display->cmap, XColor*); */
845 915
846 /* 916 /*
847 * FIXME: should free colors here, but no idea how to do it so instead, 917 * FIXME: should free colors here, but no idea how to do it so instead,
848 * so just keep gobbling up the colormap 918 * so just keep gobbling up the colormap
849 */ 919 */
850# if 0 920# if 0
851 for (i = Color_Black; i <= Color_White; i++) 921 for (i = Color_Black; i <= Color_White; i++)
852 if (PixColors[idx] == PixColors[i]) 922 if (pix_colors[idx] == pix_colors[i])
853 break; 923 break;
854 if (i > Color_White) 924 if (i > Color_White)
855 { 925 {
856 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 926 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
857 XFreeColors (display->display, XCMAP, (PixColors + idx), 1, 927 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
858 DisplayPlanes (display->display, display->screen)); 928 DisplayPlanes (display->display, display->screen));
859 } 929 }
860# endif 930# endif
861 931
862 PixColors[idx] = xcol; 932 pix_colors_focused[idx] = xcol;
863 SET_PIXCOLOR (idx); 933 SET_PIXCOLOR (idx);
864 934
865 /* XSetWindowAttributes attr; */ 935 /* XSetWindowAttributes attr; */
866 /* Cursor cursor; */ 936 /* Cursor cursor; */
867Done: 937done:
868 if (idx == Color_bg && ! (Options & Opt_transparent))
869 XSetWindowBackground (display->display, TermWin.vt,
870 PixColors[Color_bg]);
871 938
939#if OFF_FOCUS_FADING
940 if (rs[Rs_fade])
941 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
942#endif
943
872 /* handle Color_BD, scrollbar background, etc. */ 944 /*TODO: handle Color_BD, scrollbar background, etc. */
873 945
874 set_colorfgbg ();
875 recolour_cursor (); 946 recolour_cursor ();
876 /* the only reasonable way to enforce a clean update */ 947 scr_recolour ();
877 scr_poweron ();
878} 948}
879 949
880#else 950#else
881# define set_window_color (idx,color) ((void)0) 951# define set_window_color (idx,color) ((void)0)
882#endif /* XTERM_COLOR_CHANGE */ 952#endif /* XTERM_COLOR_CHANGE */
883 953
884void 954void
885rxvt_term::recolour_cursor () 955rxvt_term::recolour_cursor ()
886{ 956{
887#if TODO
888 rxvt_color xcol[2]; 957 XColor xcol[2];
889 958
890 xcol[0] = PixColors[Color_pointer]; 959 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
891 xcol[1] = PixColors[Color_bg]; 960 ? pix_colors_focused[Color_pointer_fg]
961 : pix_colors_focused[Color_fg];
962 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
963 ? pix_colors_focused[Color_pointer_bg]
964 : pix_colors_focused[Color_bg];
965
892 XQueryColors (display->display, XCMAP, xcol, 2); 966 XQueryColors (display->display, display->cmap, xcol, 2);
893 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 967 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
894#endif
895} 968}
896 969
897/*----------------------------------------------------------------------*/ 970/*----------------------------------------------------------------------*/
898/* 971/*
899 * find if fg/bg matches any of the normal (low-intensity) colors 972 * find if fg/bg matches any of the normal (low-intensity) colors
900 */ 973 */
901void 974void
902rxvt_term::set_colorfgbg () 975rxvt_term::set_colorfgbg ()
903{ 976{
904 unsigned int i; 977 unsigned int i;
905 const char *xpmb = "\0"; 978 const char *xpmb = "\0";
906 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 979 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
907 980
908 env_colorfgbg =
909 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1); 981 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
910 STRCPY (fstr, "default"); 982 strcpy (fstr, "default");
911 STRCPY (bstr, "default"); 983 strcpy (bstr, "default");
912 for (i = Color_Black; i <= Color_White; i++) 984 for (i = Color_Black; i <= Color_White; i++)
913 if (PixColors[Color_fg] == PixColors[i]) 985 if (pix_colors[Color_fg] == pix_colors[i])
914 { 986 {
915 sprintf (fstr, "%d", (i - Color_Black)); 987 sprintf (fstr, "%d", (i - Color_Black));
916 break; 988 break;
917 } 989 }
990
918 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
919 if (PixColors[Color_bg] == PixColors[i]) 992 if (pix_colors[Color_bg] == pix_colors[i])
920 { 993 {
921 sprintf (bstr, "%d", (i - Color_Black)); 994 sprintf (bstr, "%d", (i - Color_Black));
922#ifdef XPM_BACKGROUND 995#ifdef XPM_BACKGROUND
923 xpmb = "default;"; 996 xpmb = "default;";
924#endif 997#endif
925 break; 998 break;
926 } 999 }
927 1000
928 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1001 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
929
930#ifndef NO_BRIGHTCOLOR
931 colorfgbg = DEFAULT_RSTYLE;
932 for (i = minCOLOR; i <= maxCOLOR; i++)
933 {
934 if (PixColors[Color_fg] == PixColors[i])
935 colorfgbg = SET_FGCOLOR (colorfgbg, i);
936 if (PixColors[Color_bg] == PixColors[i])
937 colorfgbg = SET_BGCOLOR (colorfgbg, i);
938 }
939#endif
940} 1002}
941 1003
942/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
943/*
944 * Colour determination for low colour displays, routine from
945 * Hans de Goede <hans@highrise.nl>
946 */
947 1005
948int 1006int
949rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1007rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
950{ 1008{
951 if (!screen_in_out->set (display, colour)) 1009 if (!screen_in_out->set (display, colour))
952 { 1010 {
953 rxvt_print_error ("can't allocate colour: %s", colour); 1011 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
954 return false; 1012 return false;
955 } 1013 }
956 1014
957 return true; 1015 return true;
958} 1016}
959 1017
960/* -------------------------------------------------------------------- * 1018/* -------------------------------------------------------------------- *
961 * - WINDOW RESIZING - * 1019 * - WINDOW RESIZING - *
962 * -------------------------------------------------------------------- */ 1020 * -------------------------------------------------------------------- */
963void 1021void
964rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1022rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
965{ 1023{
966 int fix_screen; 1024 int fix_screen;
1025 int old_width = szHint.width;
1026 int old_height = szHint.height;
1027 dDisp;
967 1028
968#ifdef SMART_RESIZE
969 int old_width = szHint.width, old_height = szHint.height;
970#endif
971
972 window_calc (width, height); 1029 window_calc (newwidth, newheight);
973 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1030 XSetWMNormalHints (disp, parent[0], &szHint);
1031
974 if (!ignoreparent) 1032 if (!ignoreparent)
975 { 1033 {
976#ifdef SMART_RESIZE 1034#ifdef SMART_RESIZE
977 /* 1035 /*
978 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1036 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
981 int x, y, x1, y1; 1039 int x, y, x1, y1;
982 int dx, dy; 1040 int dx, dy;
983 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1041 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
984 Window unused_cr; 1042 Window unused_cr;
985 1043
986 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1044 XTranslateCoordinates (disp, parent[0], display->root,
987 0, 0, &x, &y, &unused_cr); 1045 0, 0, &x, &y, &unused_cr);
988 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1046 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
989 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1047 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
990 /* 1048 /*
991 * if display->root isn't the parent window, a WM will probably have offset 1049 * if display->root isn't the parent window, a WM will probably have offset
992 * our position for handles and decorations. Counter it 1050 * our position for handles and decorations. Counter it
993 */ 1051 */
995 { 1053 {
996 x -= x1; 1054 x -= x1;
997 y -= y1; 1055 y -= y1;
998 } 1056 }
999 1057
1000 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1058 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
1001 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1059 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
1002 dx = old_width - szHint.width; 1060 dx = old_width - szHint.width;
1003 dy = old_height - szHint.height; 1061 dy = old_height - szHint.height;
1004 1062
1005 /* Check position of the center of the window */ 1063 /* Check position of the center of the window */
1006 if (x < x1) /* left half */ 1064 if (x < x1) /* left half */
1007 dx = 0; 1065 dx = 0;
1010 if (y < y1) /* top half */ 1068 if (y < y1) /* top half */
1011 dy = 0; 1069 dy = 0;
1012 else if (y == y1) /* exact center */ 1070 else if (y == y1) /* exact center */
1013 dy /= 2; 1071 dy /= 2;
1014 1072
1015 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1073 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
1016 szHint.width, szHint.height); 1074 szHint.width, szHint.height);
1017#else 1075#else
1018 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1076 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
1019 szHint.height);
1020#endif 1077#endif
1021
1022 } 1078 }
1023 1079
1024 fix_screen = (TermWin.ncol != prev_ncol 1080 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1025 || TermWin.nrow != prev_nrow);
1026 1081
1027 if (fix_screen || width != old_width || height != old_height) 1082 if (fix_screen || newwidth != old_width || newheight != old_height)
1028 { 1083 {
1029 if (scrollbar_visible ()) 1084 if (scrollBar.state)
1030 { 1085 {
1031 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1086 XMoveResizeWindow (disp, scrollBar.win,
1087 window_sb_x, 0,
1032 0, scrollbar_TotalWidth (), szHint.height); 1088 scrollbar_TotalWidth (), szHint.height);
1033 resize_scrollbar (); 1089 resize_scrollbar ();
1034 } 1090 }
1035 1091
1036 if (menubar_visible ()) 1092 XMoveResizeWindow (disp, vt,
1037 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1093 window_vt_x, window_vt_y,
1038 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1039
1040 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1041 window_vt_y, TermWin_TotalWidth (),
1042 TermWin_TotalHeight ()); 1094 width, height);
1095
1043 scr_clear (); 1096 scr_clear ();
1044#ifdef XPM_BACKGROUND 1097#ifdef XPM_BACKGROUND
1045 resize_pixmap (); 1098 resize_pixmap ();
1046#endif 1099#endif
1047
1048 } 1100 }
1049 1101
1050 if (fix_screen || old_height == 0) 1102 if (fix_screen || old_height == 0)
1051 {
1052 int curr_screen = -1;
1053 int old_ncol = prev_ncol;
1054
1055 /* scr_reset only works on the primary screen */
1056 if (old_height) /* this is not the first time through */
1057 {
1058 unsigned int ncol = TermWin.ncol;
1059 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1060 curr_screen = scr_change_screen (PRIMARY);
1061 TermWin.ncol = ncol;
1062 }
1063
1064 scr_reset (); 1103 scr_reset ();
1065 1104
1066 if (curr_screen >= 0) /* this is not the first time through */ 1105#ifdef XPM_BACKGROUND
1067 { 1106 if (pixmap)
1068 scr_change_screen (curr_screen); 1107 scr_touch (false);
1069 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1108#endif
1070 }
1071 }
1072
1073 old_width = szHint.width;
1074 old_height = szHint.height;
1075 1109
1076#ifdef USE_XIM 1110#ifdef USE_XIM
1077 IMSetStatusPosition (); 1111 IMSetStatusPosition ();
1078#endif 1112#endif
1079} 1113}
1081/* 1115/*
1082 * Set the width/height of the vt window in characters. Units are pixels. 1116 * Set the width/height of the vt window in characters. Units are pixels.
1083 * good for toggling 80/132 columns 1117 * good for toggling 80/132 columns
1084 */ 1118 */
1085void 1119void
1086rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1120rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1087{ 1121{
1088 XWindowAttributes wattr; 1122 XWindowAttributes wattr;
1089 1123
1090 if (width == 0 || height == 0) 1124 if (newwidth == 0 || newheight == 0)
1091 { 1125 {
1092 XGetWindowAttributes (display->display, display->root, &wattr); 1126 XGetWindowAttributes (display->display, display->root, &wattr);
1127
1093 if (width == 0) 1128 if (newwidth == 0)
1094 width = wattr.width - szHint.base_width; 1129 newwidth = wattr.width - szHint.base_width;
1095 if (height == 0) 1130 if (newheight == 0)
1096 height = wattr.height - szHint.base_height; 1131 newheight = wattr.height - szHint.base_height;
1097 }
1098 if (width != TermWin.width || height != TermWin.height)
1099 { 1132 }
1133
1134 if (newwidth != width || newheight != height)
1135 {
1100 width += szHint.base_width; 1136 newwidth += szHint.base_width;
1101 height += szHint.base_height; 1137 newheight += szHint.base_height;
1102 resize_all_windows (width, height, 0); 1138 resize_all_windows (newwidth, newheight, 0);
1103 } 1139 }
1104} 1140}
1105 1141
1106/* -------------------------------------------------------------------- * 1142/* -------------------------------------------------------------------- *
1107 * - X INPUT METHOD ROUTINES - * 1143 * - X INPUT METHOD ROUTINES - *
1108 * -------------------------------------------------------------------- */ 1144 * -------------------------------------------------------------------- */
1109#ifdef USE_XIM 1145#ifdef USE_XIM
1110 1146
1111void 1147void
1148rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1149{
1150 fg = pix_colors[Color_fg];
1151 bg = pix_colors[Color_bg];
1152}
1153
1154void
1112rxvt_term::im_set_size (XRectangle *size) 1155rxvt_term::im_set_size (XRectangle &size)
1113{ 1156{
1114 size->x = TermWin.int_bwidth; 1157 // the int_bwidth terms make no sense to me
1115 size->y = TermWin.int_bwidth; 1158 size.x = int_bwidth;
1116 size->width = Width2Pixel (TermWin.ncol); 1159 size.y = int_bwidth;
1117 size->height = Height2Pixel (TermWin.nrow); 1160 size.width = Width2Pixel (ncol) + int_bwidth;
1161 size.height = Height2Pixel (nrow) + int_bwidth;
1118} 1162}
1119 1163
1120void 1164void
1121rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1165rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1166 XRectangle &status_rect,
1167 const XRectangle &needed_rect)
1122{ 1168{
1123 *fg = PixColors[Color_fg]; 1169 preedit_rect.x = needed_rect.width;
1124 *bg = PixColors[Color_bg]; 1170 preedit_rect.y = 0;
1171 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1172 preedit_rect.height = fheight;
1173
1174 status_rect.x = 0;
1175 status_rect.y = 0;
1176 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1177 status_rect.height = fheight;
1125} 1178}
1126 1179
1127/* Checking whether input method is running. */ 1180/* Checking whether input method is running. */
1128bool 1181bool
1129rxvt_term::IMisRunning () 1182rxvt_term::IMisRunning ()
1130{ 1183{
1131 char *p; 1184 char *p;
1132 Atom atom; 1185 Atom atom;
1133 Window win; 1186 Window win;
1134 char server[IMBUFSIZ]; 1187 char server[IMBUFSIZ];
1135 1188
1136 /* get current locale modifier */ 1189 /* get current locale modifier */
1137 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1190 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1138 { 1191 {
1139 STRCPY (server, "@server="); 1192 strcpy (server, "@server=");
1140 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1193 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1194
1141 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1195 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1142 *p = '\0'; 1196 *p = '\0';
1143 1197
1144 atom = XInternAtom (display->display, server, False); 1198 atom = XInternAtom (display->display, server, False);
1145 win = XGetSelectionOwner (display->display, atom); 1199 win = XGetSelectionOwner (display->display, atom);
1200
1146 if (win != None) 1201 if (win != None)
1147 return True; 1202 return True;
1148 } 1203 }
1204
1149 return False; 1205 return False;
1150} 1206}
1151 1207
1152void 1208void
1153rxvt_term::IMSendSpot () 1209rxvt_term::IMSendSpot ()
1154{ 1210{
1155 XPoint spot; 1211 XPoint nspot;
1156 XVaNestedList preedit_attr; 1212 XVaNestedList preedit_attr;
1157 1213
1158 if (Input_Context == NULL 1214 if (!Input_Context
1159 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1215 || !focus
1160 || ! (event_type == KeyPress 1216 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1161 || event_type == Expose
1162 || event_type == NoExpose
1163 || event_type == SelectionNotify
1164 || event_type == ButtonRelease || event_type == FocusIn)
1165 || !IMisRunning ())
1166 return; 1217 return;
1167 1218
1168 im_set_position (&spot); 1219 im_set_position (nspot);
1220
1221 if (nspot.x == spot.x && nspot.y == spot.y)
1222 return;
1223
1224 spot = nspot;
1169 1225
1170 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1226 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1171 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1227 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1172 XFree (preedit_attr); 1228 XFree (preedit_attr);
1173} 1229}
1174 1230
1175void 1231void
1176rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1177 XRectangle * needed_rect)
1178{
1179 int mbh, vtx = 0;
1180
1181 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1182 vtx = scrollbar_TotalWidth ();
1183
1184 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1185 mbh -= TermWin.lineSpace;
1186
1187 preedit_rect->x = needed_rect->width + vtx;
1188 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1189
1190 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1191 preedit_rect->height = Height2Pixel (1);
1192
1193 status_rect->x = vtx;
1194 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1195
1196 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1197 status_rect->height = Height2Pixel (1);
1198}
1199
1200void
1201rxvt_term::im_destroy () 1232rxvt_term::im_destroy ()
1202{ 1233{
1203 if (Input_Context)
1204 {
1205 XDestroyIC (Input_Context);
1206 Input_Context = NULL;
1207 }
1208
1209 if (input_method) 1234 if (input_method)
1210 { 1235 {
1236 if (Input_Context && input_method->xim)
1237 XDestroyIC (Input_Context);
1238
1211 display->put_xim (input_method); 1239 display->put_xim (input_method);
1212 input_method = 0; 1240 input_method = 0;
1213 } 1241 }
1242
1243 Input_Context = 0;
1214} 1244}
1245
1246#ifdef ENABLE_XIM_ONTHESPOT
1247
1248static void
1249xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1250{
1251 ((rxvt_term *)client_data)->make_current ();
1252 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1253}
1254
1255static void
1256xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1257{
1258 ((rxvt_term *)client_data)->make_current ();
1259 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1260}
1261
1262static void
1263xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1264{
1265 rxvt_term *term = (rxvt_term *)client_data;
1266 XIMText *text = call_data->text;
1267
1268 term->make_current ();
1269
1270 if (text)
1271 {
1272 void *str;
1273
1274 if (!text->encoding_is_wchar && text->string.multi_byte)
1275 {
1276 // of course, X makes it ugly again
1277 if (term->rs[Rs_imLocale])
1278 SET_LOCALE (term->rs[Rs_imLocale]);
1279
1280 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1281 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1282
1283 if (term->rs[Rs_imLocale])
1284 SET_LOCALE (term->locale);
1285 }
1286 else
1287 str = (void *)text->string.wide_char;
1288
1289 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1290 DT_INT, call_data->caret,
1291 DT_INT, call_data->chg_first,
1292 DT_INT, call_data->chg_length,
1293 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1294 DT_WCS_LEN, str, str ? (int)text->length : 0,
1295 DT_END));
1296 }
1297 else
1298 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1299 DT_INT, call_data->caret,
1300 DT_INT, call_data->chg_first,
1301 DT_INT, call_data->chg_length,
1302 DT_END));
1303}
1304
1305#if 0
1306static void
1307xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1308{
1309 ((rxvt_term *)client_data)->make_current ();
1310 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1311 DT_INT, call_data->position,
1312 DT_INT, call_data->direction,
1313 DT_INT, call_data->style,
1314 DT_END));
1315}
1316#endif
1317
1318#endif
1215 1319
1216/* 1320/*
1217 * Try to open a XIM with the current modifiers, then see if we can 1321 * Try to open a XIM with the current modifiers, then see if we can
1218 * open a suitable preedit type 1322 * open a suitable preedit type
1219 */ 1323 */
1220bool 1324bool
1221rxvt_term::IM_get_IC (const char *modifiers) 1325rxvt_term::IM_get_IC (const char *modifiers)
1222{ 1326{
1223 int i, j, found; 1327 int i, j, found;
1224 XIM xim; 1328 XIM xim;
1225 XPoint spot; 1329 XPoint spot;
1226 XRectangle rect, status_rect, needed_rect; 1330 XRectangle rect, status_rect, needed_rect;
1227 unsigned long fg, bg; 1331 unsigned long fg, bg;
1228 const char *p; 1332 const char *p;
1229 char **s; 1333 char **s;
1230 XIMStyles *xim_styles; 1334 XIMStyles *xim_styles;
1231 XVaNestedList preedit_attr, status_attr; 1335#ifdef ENABLE_XIM_ONTHESPOT
1336 XIMCallback xcb[4];
1337#endif
1338
1339 set_environ (envv);
1232 1340
1233 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1341 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1234 return false; 1342 return false;
1235 1343
1236 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1237 input_method = display->get_xim (locale, modifiers); 1344 input_method = display->get_xim (locale, modifiers);
1238 if (input_method == NULL) 1345 if (input_method == NULL)
1239 return false; 1346 return false;
1240 1347
1241 xim = input_method->xim; 1348 xim = input_method->xim;
1349 spot.x = spot.y = -1;
1242 1350
1243 xim_styles = NULL; 1351 xim_styles = NULL;
1244 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1352 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1245 || !xim_styles || !xim_styles->count_styles) 1353 || !xim_styles || !xim_styles->count_styles)
1246 { 1354 {
1247 display->put_xim (input_method); 1355 im_destroy ();
1248 return false; 1356 return false;
1249 } 1357 }
1250 1358
1251 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1359 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1360
1361 for (int pi = 0; pi < 2; pi++)
1362 {
1363 p = pet[pi];
1364
1365 if (!p)
1366 continue;
1367
1252 s = rxvt_splitcommastring (p); 1368 s = rxvt_splitcommastring (p);
1369
1253 for (i = found = 0; !found && s[i]; i++) 1370 for (i = found = 0; !found && s[i]; i++)
1254 { 1371 {
1255 if (!STRCMP (s[i], "OverTheSpot")) 1372 if (!strcmp (s[i], "OverTheSpot"))
1256 input_style = (XIMPreeditPosition | XIMStatusNothing); 1373 input_style = XIMPreeditPosition | XIMStatusNothing;
1257 else if (!STRCMP (s[i], "OffTheSpot")) 1374 else if (!strcmp (s[i], "OffTheSpot"))
1258 input_style = (XIMPreeditArea | XIMStatusArea); 1375 input_style = XIMPreeditArea | XIMStatusArea;
1259 else if (!STRCMP (s[i], "Root")) 1376 else if (!strcmp (s[i], "Root"))
1260 input_style = (XIMPreeditNothing | XIMStatusNothing); 1377 input_style = XIMPreeditNothing | XIMStatusNothing;
1378 else if (!strcmp (s[i], "None"))
1379 input_style = XIMPreeditNone | XIMStatusNone;
1380#ifdef ENABLE_XIM_ONTHESPOT
1381 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1382 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1383#endif
1384 else
1385 input_style = XIMPreeditNothing | XIMStatusNothing;
1261 1386
1262 for (j = 0; j < xim_styles->count_styles; j++) 1387 for (j = 0; j < xim_styles->count_styles; j++)
1263 if (input_style == xim_styles->supported_styles[j]) 1388 if (input_style == xim_styles->supported_styles[j])
1264 { 1389 {
1390 rxvt_freecommastring (s);
1391
1265 found = 1; 1392 found = 1;
1266 break; 1393 goto foundpet;
1394 }
1395
1267 } 1396 }
1268 }
1269 1397
1270 for (i = 0; s[i]; i++) 1398 rxvt_freecommastring (s);
1271 free (s[i]); 1399 }
1272 1400
1273 free (s); 1401foundpet:
1402
1274 XFree (xim_styles); 1403 XFree (xim_styles);
1275 1404
1276 if (!found) 1405 if (!found)
1277 { 1406 {
1278 display->put_xim (input_method); 1407 im_destroy ();
1279 return false; 1408 return false;
1280 } 1409 }
1281 1410
1282 preedit_attr = status_attr = NULL; 1411 XFontSet fs = 0;
1412 XVaNestedList preedit_attr = 0, status_attr = 0;
1413
1414 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1415 {
1416 // fake us a font-set, please
1417 char **missing_charset_list;
1418 int missing_charset_count;
1419 char *def_string;
1420 char pat[512];
1421
1422 sprintf (pat,
1423 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1424 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1425 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1426 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1427 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1428 "*",
1429 fheight,
1430 fheight + 1, fheight - 1,
1431 fheight - 2, fheight + 2);
1432
1433 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1434 &missing_charset_list, &missing_charset_count, &def_string);
1435
1436 if (missing_charset_list)
1437 XFreeStringList (missing_charset_list);
1438
1439 if (!fs)
1440 {
1441 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1442 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1443 }
1444 }
1283 1445
1284 if (input_style & XIMPreeditPosition) 1446 if (input_style & XIMPreeditPosition)
1285 { 1447 {
1286 im_set_size (&rect); 1448 im_set_size (rect);
1287 im_set_position (&spot); 1449 im_set_position (spot);
1288 im_set_color (&fg, &bg); 1450 im_set_color (fg, bg);
1289 1451
1290 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1452 preedit_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &rect,
1291 XNSpotLocation, &spot, 1456 XNSpotLocation, &spot,
1292 XNForeground, fg, XNBackground, bg,
1293 //XNFontSet, TermWin.fontset, 1457 XNFontSet, fs,
1294 NULL); 1458 NULL);
1295 } 1459 }
1296 else if (input_style & XIMPreeditArea) 1460 else if (input_style & XIMPreeditArea)
1297 { 1461 {
1298 im_set_color (&fg, &bg); 1462 im_set_color (fg, bg);
1299 1463
1300 /* 1464 /*
1301 * The necessary width of preedit area is unknown 1465 * The necessary width of preedit area is unknown
1302 * until create input context. 1466 * until create input context.
1303 */ 1467 */
1304 needed_rect.width = 0; 1468 needed_rect.width = 0;
1305
1306 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1469 im_set_preedit_area (rect, status_rect, needed_rect);
1307 1470
1308 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1471 preedit_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1309 XNForeground, fg, XNBackground, bg, 1473 XNBackground, bg,
1474 XNArea, &rect,
1475 XNFontSet, fs,
1476 NULL);
1477 status_attr = XVaCreateNestedList (0,
1478 XNForeground, fg,
1479 XNBackground, bg,
1480 XNArea, &status_rect,
1310 //XNFontSet, TermWin.fontset, 1481 XNFontSet, fs,
1311 NULL); 1482 NULL);
1312 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1483 }
1313 XNForeground, fg, XNBackground, bg, 1484 else if (input_style & XIMPreeditCallbacks)
1314 //XNFontSet, TermWin.fontset, 1485 {
1486 im_set_position (spot);
1487
1488 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1489 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1490 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1491#if 0
1492 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1493#endif
1494
1495 preedit_attr = XVaCreateNestedList (0,
1496 XNSpotLocation, &spot,
1497 XNPreeditStartCallback, &xcb[0],
1498 XNPreeditDoneCallback , &xcb[1],
1499 XNPreeditDrawCallback , &xcb[2],
1500#if 0
1501 XNPreeditCaretCallback, &xcb[3],
1502#endif
1315 NULL); 1503 NULL);
1316 } 1504 }
1317 1505
1318 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1506 Input_Context = XCreateIC (xim,
1507 XNInputStyle, input_style,
1319 XNClientWindow, TermWin.parent[0], 1508 XNClientWindow, vt,
1320 XNFocusWindow, TermWin.parent[0], 1509 XNFocusWindow, parent[0],
1321 preedit_attr ? XNPreeditAttributes : NULL, 1510 preedit_attr ? XNPreeditAttributes : NULL,
1322 preedit_attr, 1511 preedit_attr,
1323 status_attr ? XNStatusAttributes : NULL, 1512 status_attr ? XNStatusAttributes : NULL,
1324 status_attr, NULL); 1513 status_attr, NULL);
1514
1325 if (preedit_attr) XFree (preedit_attr); 1515 if (preedit_attr) XFree (preedit_attr);
1326 if (status_attr) XFree (status_attr); 1516 if (status_attr) XFree (status_attr);
1517 if (fs) XFreeFontSet (display->display, fs);
1327 1518
1328 if (Input_Context == NULL) 1519 if (Input_Context == NULL)
1329 { 1520 {
1330 rxvt_print_error ("failed to create input context"); 1521 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1331 display->put_xim (input_method); 1522 im_destroy ();
1332 return false; 1523 return false;
1333 } 1524 }
1525
1526#if 0
1527 // unfortunately, only the focus window is used by XIM, hard to fix
1528 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1529 vt_select_input ();
1530#endif
1334 1531
1335 if (input_style & XIMPreeditArea) 1532 if (input_style & XIMPreeditArea)
1336 IMSetStatusPosition (); 1533 IMSetStatusPosition ();
1337 1534
1338 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1339 return true; 1535 return true;
1340} 1536}
1341 1537
1342void 1538void
1343rxvt_term::im_cb () 1539rxvt_term::im_cb ()
1344{ 1540{
1345 int i, found, had_im; 1541 int i;
1346 const char *p; 1542 const char *p;
1347 char **s; 1543 char **s;
1348 char buf[IMBUFSIZ]; 1544 char buf[IMBUFSIZ];
1349 1545
1546 make_current ();
1547
1350 im_destroy (); 1548 im_destroy ();
1351 1549
1352 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1353 if (Input_Context) 1550 if (Input_Context)
1354 return; 1551 return;
1355 1552
1356#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1553#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1357 if (rs[Rs_imLocale]) 1554 if (rs[Rs_imLocale])
1362 if (p && *p) 1559 if (p && *p)
1363 { 1560 {
1364 bool found = false; 1561 bool found = false;
1365 1562
1366 s = rxvt_splitcommastring (p); 1563 s = rxvt_splitcommastring (p);
1564
1367 for (i = 0; s[i]; i++) 1565 for (i = 0; s[i]; i++)
1368 { 1566 {
1369 if (*s[i]) 1567 if (*s[i])
1370 { 1568 {
1371 STRCPY (buf, "@im="); 1569 strcpy (buf, "@im=");
1372 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1570 strncat (buf, s[i], IMBUFSIZ - 5);
1373 if (IM_get_IC (buf)) 1571 if (IM_get_IC (buf))
1374 { 1572 {
1375 found = true; 1573 found = true;
1376 break; 1574 break;
1377 } 1575 }
1378 } 1576 }
1379 } 1577 }
1380 for (i = 0; s[i]; i++) 1578
1381 free (s[i]); 1579 rxvt_freecommastring (s);
1382 free (s);
1383 1580
1384 if (found) 1581 if (found)
1385 goto done; 1582 goto done;
1386 } 1583 }
1387 1584
1401} 1598}
1402 1599
1403void 1600void
1404rxvt_term::IMSetStatusPosition () 1601rxvt_term::IMSetStatusPosition ()
1405{ 1602{
1406 XRectangle preedit_rect, status_rect, *needed_rect; 1603 XRectangle preedit_rect, status_rect, *needed_rect;
1407 XVaNestedList preedit_attr, status_attr; 1604 XVaNestedList preedit_attr, status_attr;
1408 1605
1409 if (Input_Context == NULL 1606 if (!Input_Context
1607 || !focus
1410 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1608 || !(input_style & XIMPreeditArea)
1411 || !IMisRunning ()) 1609 || !IMisRunning ())
1412 return; 1610 return;
1413 1611
1414 /* Getting the necessary width of preedit area */ 1612 /* Getting the necessary width of preedit area */
1415 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1613 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1416 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1614 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1417 XFree (status_attr); 1615 XFree (status_attr);
1418 1616
1419 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1617 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1618 XFree (needed_rect);
1420 1619
1421 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1620 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1422 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1621 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1423 1622
1424 XSetICValues (Input_Context, 1623 XSetICValues (Input_Context,
1425 XNPreeditAttributes, preedit_attr, 1624 XNPreeditAttributes, preedit_attr,
1426 XNStatusAttributes, status_attr, NULL); 1625 XNStatusAttributes, status_attr, NULL);
1427 1626
1428 XFree (preedit_attr); 1627 XFree (preedit_attr);
1429 XFree (status_attr); 1628 XFree (status_attr);
1430} 1629}
1431#endif /* USE_XIM */ 1630#endif /* USE_XIM */
1432 1631
1433/*----------------------------------------------------------------------*/
1434rxvt_t rxvt_current_term;
1435
1436/*----------------------- end-of-file (C source) -----------------------*/ 1632/*----------------------- end-of-file (C source) -----------------------*/

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