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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.32 by pcg, Fri Feb 13 12:16:21 2004 UTC vs.
Revision 1.208 by root, Mon Jan 30 19:46:13 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
48static char curlocale[128]; 56static char curlocale[128], savelocale[128];
49 57
50void 58bool
51rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
52{ 60{
53 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
54 { 62 return false;
63
55 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
57 } 66 return true;
58} 67}
59 68
60void * 69void
61rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
62{ 71{
63 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
64 75
65 MEMSET (p, 0, s); 76void
77rxvt_pop_locale () NOTHROW
78{
79 rxvt_set_locale (savelocale);
80}
81
82#if ENABLE_COMBINING
83class rxvt_composite_vec rxvt_composite;
84
85text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
86{
87 compose_char *cc;
88
89 // break compose chains, as stupid readline really likes to duplicate
90 // composing characters for some reason near the end of a line.
91 cc = (*this)[c1];
92 while (cc)
93 {
94 if (cc->c2 == c2) return c1;
95 cc = (*this)[cc->c1];
96 }
97
98 // check to see wether this combination already exists otherwise
99 for (cc = v.end (); cc-- > v.begin (); )
100 {
101 if (cc->c1 == c1 && cc->c2 == c2)
102 return COMPOSE_LO + (cc - v.begin ());
103 }
104
105 // allocate a new combination
106 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
107 {
108 static int seen;
109
110 if (!seen++)
111 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
112
113 return REPLACEMENT_CHAR;
114 }
115
116 v.push_back (compose_char (c1, c2));
117
118 return v.size () - 1 + COMPOSE_LO;
119}
120
121int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
122{
123 compose_char *cc = (*this)[c];
124
125 if (!cc)
126 {
127 if (r) *r = c;
128 return 1;
129 }
130
131 int len = expand (cc->c1, r);
132
133 if (r) r += len;
134
135 if (cc->c2 != NOCHAR)
136 {
137 len++;
138 if (r) *r++ = cc->c2;
139 }
140
66 return p; 141 return len;
67}
68 142
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 143}
144#endif
74 145
75rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
76 : 147 :
148#if TRANSPARENT
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
158 text_blink_ev (this, &rxvt_term::text_blink_cb),
159#endif
160#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
161 cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
162#endif
163#ifdef SELECTION_SCROLLING
164 sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
165#endif
166#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
167 slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
177#endif
78 termwin_ev (this, &rxvt_term::x_cb), 178 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 180 child_ev (this, &rxvt_term::child_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif
92#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb),
94#endif
95 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb), 185 incr_ev (this, &rxvt_term::incr_cb)
186{
187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 delete pty; pty = 0;
204}
205
206rxvt_term::~rxvt_term ()
207{
208 termlist.erase (find (termlist.begin (), termlist.end(), this));
209
210 emergency_cleanup ();
211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
216#endif
217 delete fontset[0];
218
219 if (display)
220 {
221 selection_clear ();
222
99#ifdef USE_XIM 223#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 224 im_destroy ();
101#endif 225#endif
102{ 226#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 227 if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
104} 228 if (ShadowGC) XFreeGC (xdisp, ShadowGC);
229#endif
230#ifdef PLAIN_SCROLLBAR
231 if (pscrollbarGC) XFreeGC (xdisp, pscrollbarGC);
232#endif
233#ifdef NEXT_SCROLLBAR
234 if (blackGC) XFreeGC (xdisp, blackGC);
235 if (whiteGC) XFreeGC (xdisp, whiteGC);
236 if (grayGC) XFreeGC (xdisp, grayGC);
237 if (darkGC) XFreeGC (xdisp, darkGC);
238 if (stippleGC) XFreeGC (xdisp, stippleGC);
239 if (dimple) XFreePixmap (xdisp, dimple);
240 if (upArrow) XFreePixmap (xdisp, upArrow);
241 if (downArrow) XFreePixmap (xdisp, downArrow);
242 if (upArrowHi) XFreePixmap (xdisp, upArrowHi);
243 if (downArrowHi) XFreePixmap (xdisp, downArrowHi);
244#endif
245#ifdef RXVT_SCROLLBAR
246 if (topShadowGC) XFreeGC (xdisp, topShadowGC);
247 if (botShadowGC) XFreeGC (xdisp, botShadowGC);
248 if (scrollbarGC) XFreeGC (xdisp, scrollbarGC);
249#endif
250 if (gc) XFreeGC (xdisp, gc);
105 251
106rxvt_term::~rxvt_term () 252 delete drawable;
107{ 253 // destroy all windows
108 if (cmd_fd >= 0) 254 if (parent[0])
109 close (cmd_fd); 255 XDestroyWindow (xdisp, parent[0]);
256
257 clear ();
258 }
259
260 // TODO: free pixcolours, colours should become part of rxvt_display
261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
265
266 displays.put (display);
110 267
111 scr_release (); 268 scr_release ();
112 269
270 /* clear all resources */
271 for (int i = 0; i < allocated.size (); i++)
272 free (allocated [i]);
273
274 free (selection.text);
275 // TODO: manage env vars in child only(!)
276 free (env_display);
277 free (env_term);
113 free (locale); 278 free (locale);
114 free (codeset); 279 free (v_buffer);
280 free (incr_buf);
115 281
116#ifndef NO_SETOWNER_TTYDEV 282 delete envv;
117 privileged_ttydev (RESTORE); 283 delete argv;
118#endif
119#ifdef UTMP_SUPPORT
120 privileged_utmp (RESTORE);
121#endif
122 284
123 // TODO: free pixcolours, colours should become part of rxvt_display 285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288}
124 289
125 delete PixColors; 290// child has exited, usually destroys
126 delete TermWin.fontset; 291void
292rxvt_term::child_cb (child_watcher &w, int status)
293{
294 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
127 295
128 displays.put (display); 296 cmd_pid = 0;
297
298 if (!OPTION (Opt_hold))
299 destroy ();
129} 300}
130 301
131void 302void
132rxvt_term::destroy () 303rxvt_term::destroy ()
133{ 304{
305 if (destroy_ev.active)
306 return;
307
308 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
309
310#if ENABLE_OVERLAY
311 scr_overlay_off ();
312#endif
313
134 if (display) 314 if (display)
135 { 315 {
136 if (TermWin.parent[0]) 316#if USE_XIM
137 XDestroyWindow (display->display, TermWin.parent[0]); 317 im_ev.stop (display);
138 318#endif
319#if HAVE_SCROLLBARS
320 scrollbar_ev.stop (display);
321#endif
322#if TRANSPARENT
139 rootwin_ev.stop (display); 323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
140 termwin_ev.stop (display); 326 termwin_ev.stop (display);
141 vt_ev.stop (display); 327 vt_ev.stop (display);
142
143#ifdef USE_XIM
144 im_destroy ();
145 im_ev.stop (display);
146#endif
147#ifdef HAVE_SCROLLBARS
148 scrollbar_ev.stop (display);
149#endif
150#ifdef MENUBAR
151 menubar_ev.stop (display);
152#endif
153 } 328 }
154 329
155 check_ev.stop (); 330 check_ev.stop ();
156 pty_ev.stop (); 331 pty_ev.stop ();
157#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
158 cursor_blink_ev.stop (); 333 cursor_blink_ev.stop ();
159#endif 334#endif
160#ifdef TEXT_BLINK 335#ifdef TEXT_BLINK
161 text_blink_ev.stop (); 336 text_blink_ev.stop ();
162#endif 337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
343#endif
163#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
164 pointer_ev.stop (); 345 pointer_ev.stop ();
165#endif 346#endif
166 347
167 destroy_ev.start (0); 348 destroy_ev.start (0);
168} 349}
169 350
170void 351void
171rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
172{ 353{
173 SET_R (this); 354 make_current ();
174 355
175 delete this; 356 delete this;
176}
177
178/*----------------------------------------------------------------------*/
179/* rxvt_init () */
180/* LIBPROTO */
181rxvt_t
182rxvt_init (int argc, const char *const *argv)
183{
184 SET_R (new rxvt_term);
185
186 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
187 {
188 delete GET_R;
189 SET_R (0);
190 }
191
192 return GET_R;
193}
194
195static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
196
197void
198rxvt_init_signals ()
199{
200 /* install exit handler for cleanup */
201#if 0
202#ifdef HAVE_ATEXIT
203 atexit (rxvt_clean_exit);
204#else
205#endif
206#endif
207
208 struct sigaction sa;
209
210 sigfillset (&sa.sa_mask);
211 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
212 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
213 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
214 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
215 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
216 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
217 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
218
219 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
220 /* signal (SIGURG, SIG_DFL); */
221
222 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
223 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
224}
225
226bool
227rxvt_term::init (int argc, const char *const *argv)
228{
229 /*
230 * Save and then give up any super-user privileges
231 * If we need privileges in any area then we must specifically request it.
232 * We should only need to be root in these cases:
233 * 1. write utmp entries on some systems
234 * 2. chown tty on some systems
235 */
236 privileges (SAVE);
237 privileges (IGNORE);
238
239 init_secondary ();
240
241 const char **cmd_argv = init_resources (argc, argv);
242
243 set_locale ("");
244
245#if (MENUBAR_MAX)
246 menubar_read (rs[Rs_menu]);
247#endif
248#ifdef HAVE_SCROLLBARS
249 if (Options & Opt_scrollBar)
250 scrollBar.setIdle (); /* set existence for size calculations */
251#endif
252
253 create_windows (argc, argv);
254
255 init_xlocale ();
256
257 scr_reset (); /* initialize screen */
258#ifdef RXVT_GRAPHICS
259 Gr_reset (); /* reset graphics */
260#endif
261
262#if 0
263#ifdef DEBUG_X
264 XSynchronize (display->display, True);
265#endif
266#endif
267
268#ifdef HAVE_SCROLLBARS
269 if (Options & Opt_scrollBar)
270 resize_scrollbar (); /* create and map scrollbar */
271#endif
272#if (MENUBAR_MAX)
273 if (menubar_visible (r))
274 XMapWindow (display->display, menuBar.win);
275#endif
276#ifdef TRANSPARENT
277 if (Options & Opt_transparent)
278 {
279 XSelectInput (display->display, display->root, PropertyChangeMask);
280 check_our_parents ();
281 }
282#endif
283
284 rootwin_ev.start (display, display->root);
285
286 XMapWindow (display->display, TermWin.vt);
287 XMapWindow (display->display, TermWin.parent[0]);
288
289 init_env ();
290 init_command (cmd_argv);
291
292 pty_ev.start (cmd_fd, EVENT_READ);
293
294 check_ev.start ();
295
296 return true;
297}
298
299/* ------------------------------------------------------------------------- *
300 * SIGNAL HANDLING & EXIT HANDLER *
301 * ------------------------------------------------------------------------- */
302/*
303 * Catch a SIGCHLD signal and exit if the direct child has died
304 */
305/* ARGSUSED */
306/* EXTPROTO */
307RETSIGTYPE
308rxvt_Child_signal (int sig __attribute__ ((unused)))
309{
310 int pid, save_errno = errno;
311 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
312 ;
313 errno = save_errno;
314
315#if 0
316 if (pid == cmd_pid)
317 exit (EXIT_SUCCESS);
318#endif
319}
320
321/*
322 * Catch a fatal signal and tidy up before quitting
323 */
324/* EXTPROTO */
325RETSIGTYPE
326rxvt_Exit_signal (int sig)
327{
328 signal (sig, SIG_DFL);
329#ifdef DEBUG_CMD
330 rxvt_print_error ("signal %d", sig);
331#endif
332 rxvt_clean_exit ();
333 kill (getpid (), sig);
334}
335
336/* INTPROTO */
337int
338rxvt_xerror_handler (Display *display, XErrorEvent *event)
339{
340 if (GET_R->allowedxerror == -1)
341 GET_R->allowedxerror = event->error_code;
342 else
343 {
344 old_xerror_handler (display, event);
345 GET_R->destroy ();
346 }
347
348 return 0;
349} 357}
350 358
351/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
352/* 360/*
353 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
354 * TODO: if debugging, this should free up any known resources if we can 362 * TODO: if debugging, this should free up any known resources if we can
355 */ 363 */
356/* EXTPROTO */ 364static XErrorHandler old_xerror_handler;
365
366static void
367rxvt_emergency_cleanup ()
368{
369 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370 (*t)->emergency_cleanup ();
371}
372
373#if ENABLE_FRILLS
374static void
375print_x_error (Display *dpy, XErrorEvent *event)
376{
377 char buffer[BUFSIZ];
378 char mesg[BUFSIZ];
379 char number[32];
380 char *mtype = "XlibMessage";
381 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383 rxvt_warn ("An X Error occured, trying to continue after report.\n");
384 rxvt_warn ("%s: %s\n", mesg, buffer);
385 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387 sprintf(number, "%d", event->request_code);
388 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389 rxvt_warn ("(which is %s)\n", buffer);
390 if (event->request_code >= 128) {
391 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392 mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394 }
395 if ((event->error_code == BadWindow) ||
396 (event->error_code == BadPixmap) ||
397 (event->error_code == BadCursor) ||
398 (event->error_code == BadFont) ||
399 (event->error_code == BadDrawable) ||
400 (event->error_code == BadColor) ||
401 (event->error_code == BadGC) ||
402 (event->error_code == BadIDChoice) ||
403 (event->error_code == BadValue) ||
404 (event->error_code == BadAtom)) {
405 if (event->error_code == BadValue)
406 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407 mesg, BUFSIZ);
408 else if (event->error_code == BadAtom)
409 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410 mesg, BUFSIZ);
411 else
412 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413 mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415 }
416 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419}
420#endif
421
422int
423rxvt_xerror_handler (Display *display, XErrorEvent *event)
424{
425 if (GET_R->allowedxerror == -1)
426 GET_R->allowedxerror = event->error_code;
427 else
428 {
429 // GET_R is most likely not the terminal which caused the error,
430 // so just output the error and continue
431#if ENABLE_FRILLS
432 print_x_error (display, event);
433#else
434 old_xerror_handler (display, event);
435#endif
436 }
437
438 return 0;
439}
440
441int
442rxvt_xioerror_handler (Display *display)
443{
444 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 DisplayString (display));
446 rxvt_emergency_cleanup ();
447 _exit (EXIT_FAILURE);
448}
449
450/*----------------------------------------------------------------------*/
451bool
452rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
453{
454 this->envv = envv;
455
456 SET_R (this);
457 set_locale ("");
458 set_environ (envv); // few things in X do not call setlocale :(
459
460 if (!init_vars ())
461 return false;
462
463 init_secondary ();
464
465 const char **cmd_argv = init_resources (argc, argv);
466
467#ifdef KEYSYM_RESOURCE
468 keyboard->register_done ();
469#endif
470
471#ifdef HAVE_SCROLLBARS
472 if (OPTION (Opt_scrollBar))
473 scrollBar.setIdle (); /* set existence for size calculations */
474#endif
475
476 pty = ptytty::create ();
477
478 create_windows (argc, argv);
479
480 init_xlocale ();
481
482 scr_reset (); // initialize screen
483
484#if 0
485 XSynchronize (xdisp, True);
486#endif
487
488#ifdef HAVE_SCROLLBARS
489 if (OPTION (Opt_scrollBar))
490 resize_scrollbar (); /* create and map scrollbar */
491#endif
492#ifdef TRANSPARENT
493 if (OPTION (Opt_transparent))
494 {
495 XSelectInput (xdisp, display->root, PropertyChangeMask);
496 check_our_parents ();
497 rootwin_ev.start (display, display->root);
498 }
499#endif
500
501 set_colorfgbg ();
502
503 init_command (cmd_argv);
504
505 free (cmd_argv);
506
507 if (pty->pty >= 0)
508 pty_ev.start (pty->pty, EVENT_READ);
509
510 check_ev.start ();
511
512 HOOK_INVOKE ((this, HOOK_START, DT_END));
513
514#if ENABLE_XEMBED
515 if (rs[Rs_embed])
516 {
517 long info[2] = { 0, XEMBED_MAPPED };
518
519 XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
520 32, PropModeReplace, (unsigned char *)&info, 2);
521 }
522#endif
523
524 XMapWindow (xdisp, vt);
525 XMapWindow (xdisp, parent[0]);
526
527 return true;
528}
529
530static struct sig_handlers
531{
532 sig_watcher sw_term, sw_int;
533
534 /*
535 * Catch a fatal signal and tidy up before quitting
536 */
357void 537 void
358rxvt_clean_exit () 538 sig_term (sig_watcher &w)
539 {
540 rxvt_emergency_cleanup ();
541 signal (w.signum, SIG_DFL);
542 kill (getpid (), w.signum);
543 }
544
545 sig_handlers ()
546 : sw_term (this, &sig_handlers::sig_term),
547 sw_int (this, &sig_handlers::sig_term)
548 {
549 }
550} sig_handlers;
551
552char **rxvt_environ; // startup environment
553
554void
555rxvt_init ()
359{ 556{
360 // TODO: rxvtd should clean up all ressources 557 ptytty::init ();
361 if (GET_R) 558
362 GET_R->destroy (); 559 rxvt_environ = environ;
560
561 signal (SIGHUP, SIG_IGN);
562 signal (SIGPIPE, SIG_IGN);
563
564 sig_handlers.sw_term.start (SIGTERM);
565 sig_handlers.sw_int.start (SIGINT);
566
567 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
568 /* signal (SIGURG, SIG_DFL); */
569
570 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
571 // TODO: handle this with exceptions and tolerate the memory loss
572 XSetIOErrorHandler (rxvt_xioerror_handler);
573
574 XrmInitialize ();
363} 575}
364 576
365/* ------------------------------------------------------------------------- * 577/* ------------------------------------------------------------------------- *
366 * MEMORY ALLOCATION WRAPPERS * 578 * MEMORY ALLOCATION WRAPPERS *
367 * ------------------------------------------------------------------------- */ 579 * ------------------------------------------------------------------------- */
368/* EXTPROTO */ 580void *
369void *
370rxvt_malloc (size_t size) 581rxvt_malloc (size_t size)
371{ 582{
372 void *p;
373
374 p = malloc (size); 583 void *p = malloc (size);
584
375 if (p) 585 if (!p)
586 rxvt_fatal ("memory allocation failure. aborting.\n");
587
376 return p; 588 return p;
377
378 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
379 rxvt_clean_exit ();
380 exit (EXIT_FAILURE);
381 /* NOTREACHED */
382} 589}
383 590
384/* EXTPROTO */ 591void *
385void *
386rxvt_calloc (size_t number, size_t size) 592rxvt_calloc (size_t number, size_t size)
387{ 593{
388 void *p;
389
390 p = calloc (number, size); 594 void *p = calloc (number, size);
595
391 if (p) 596 if (!p)
597 rxvt_fatal ("memory allocation failure. aborting.\n");
598
392 return p; 599 return p;
393
394 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
395 rxvt_clean_exit ();
396 exit (EXIT_FAILURE);
397 /* NOTREACHED */
398} 600}
399 601
400/* EXTPROTO */ 602void *
401void *
402rxvt_realloc (void *ptr, size_t size) 603rxvt_realloc (void *ptr, size_t size)
403{ 604{
404 void *p;
405
406 if (ptr)
407 p = realloc (ptr, size); 605 void *p = realloc (ptr, size);
408 else 606
409 p = malloc (size);
410 if (p) 607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
411 return p; 610 return p;
412
413 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
414 rxvt_clean_exit ();
415 exit (EXIT_FAILURE);
416 /* NOTREACHED */
417} 611}
418
419/* ------------------------------------------------------------------------- *
420 * PRIVILEGED OPERATIONS *
421 * ------------------------------------------------------------------------- */
422/* take care of suid/sgid super-user (root) privileges */
423void
424rxvt_term::privileges (int mode)
425{
426#if ! defined(__CYGWIN32__)
427# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
428 /* setreuid () is the poor man's setuid (), seteuid () */
429# define seteuid(a) setreuid(-1, (a))
430# define setegid(a) setregid(-1, (a))
431# define HAVE_SETEUID
432# endif
433# ifdef HAVE_SETEUID
434 switch (mode)
435 {
436 case IGNORE:
437 /*
438 * change effective uid/gid - not real uid/gid - so we can switch
439 * back to root later, as required
440 */
441 seteuid (getuid ());
442 setegid (getgid ());
443 break;
444 case SAVE:
445 euid = geteuid ();
446 egid = getegid ();
447 break;
448 case RESTORE:
449 seteuid (euid);
450 setegid (egid);
451 break;
452 }
453# else
454 switch (mode)
455 {
456 case IGNORE:
457 setuid (getuid ());
458 setgid (getgid ());
459 /* FALLTHROUGH */
460 case SAVE:
461 /* FALLTHROUGH */
462 case RESTORE:
463 break;
464 }
465# endif
466#endif
467}
468
469#ifdef UTMP_SUPPORT
470void
471rxvt_term::privileged_utmp (char action)
472{
473 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
474 action, next_utmp_action, getpid ()));
475 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
476 || (Options & Opt_utmpInhibit)
477 || ttydev == NULL || *ttydev == '\0')
478 return;
479
480 privileges (RESTORE);
481 if (action == SAVE)
482 {
483 next_utmp_action = RESTORE;
484 makeutent (ttydev, rs[Rs_display_name]);
485 }
486 else
487 { /* action == RESTORE */
488 next_utmp_action = IGNORE;
489 cleanutent ();
490 }
491 privileges (IGNORE);
492}
493#endif
494
495#ifndef NO_SETOWNER_TTYDEV
496void
497rxvt_term::privileged_ttydev (char action)
498{
499 D_MAIN ((stderr,
500 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
501 action, next_tty_action, getpid ()));
502 if (next_tty_action != action || (action != SAVE && action != RESTORE)
503 || ttydev == NULL || *ttydev == '\0')
504 return;
505
506 privileges (RESTORE);
507
508 if (action == SAVE)
509 {
510 next_tty_action = RESTORE;
511# ifndef RESET_TTY_TO_COMMON_DEFAULTS
512 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
513 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
514 next_tty_action = IGNORE;
515 else
516# endif
517
518 {
519 chown (ttydev, getuid (), ttygid); /* fail silently */
520 chmod (ttydev, ttymode);
521# ifdef HAVE_REVOKE
522 revoke (ttydev);
523# endif
524
525 }
526 }
527 else
528 { /* action == RESTORE */
529 next_tty_action = IGNORE;
530# ifndef RESET_TTY_TO_COMMON_DEFAULTS
531 chmod (ttydev, ttyfd_stat.st_mode);
532 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
533# else
534 chmod (ttydev,
535 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
536 chown (ttydev, 0, 0);
537# endif
538
539 }
540
541 privileges (IGNORE);
542
543# ifndef RESET_TTY_TO_COMMON_DEFAULTS
544 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
545 action == RESTORE ? "Restoring" : (action ==
546 SAVE ? "Saving" :
547 "UNKNOWN ERROR for"), ttydev,
548 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
549 ttyfd_stat.st_gid));
550# endif
551}
552#endif
553 612
554/*----------------------------------------------------------------------*/ 613/*----------------------------------------------------------------------*/
555/* 614/*
556 * window size/position calculcations for XSizeHint and other storage. 615 * window size/position calculcations for XSizeHint and other storage.
557 * if width/height are non-zero then override calculated width/height 616 * if width/height are non-zero then override calculated width/height
558 */ 617 */
559void 618void
560rxvt_term::window_calc (unsigned int width, unsigned int height) 619rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
561{ 620{
562 short recalc_x, recalc_y; 621 short recalc_x, recalc_y;
563 int x, y, sb_w, mb_h, flags; 622 int x, y, sb_w, flags;
564 unsigned int w, h; 623 unsigned int w, h;
565 unsigned int max_width, max_height; 624 unsigned int max_width, max_height;
566 625
567 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
568 TermWin.ncol, TermWin.nrow, szHint.width,
569 szHint.height));
570 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 626 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
571 szHint.win_gravity = NorthWestGravity; 627 szHint.win_gravity = NorthWestGravity;
572 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 628 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
573 629
574 recalc_x = recalc_y = 0; 630 recalc_x = recalc_y = 0;
575 flags = 0; 631 flags = 0;
632
576 if (!parsed_geometry) 633 if (!parsed_geometry)
577 { 634 {
578 parsed_geometry = 1; 635 parsed_geometry = 1;
636
579 if (rs[Rs_geometry]) 637 if (rs[Rs_geometry])
580 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 638 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
639
581 if (flags & WidthValue) 640 if (flags & WidthValue)
582 { 641 {
583 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 642 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
584 szHint.flags |= USSize; 643 szHint.flags |= USSize;
585 } 644 }
645
586 if (flags & HeightValue) 646 if (flags & HeightValue)
587 { 647 {
588 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 648 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
589 szHint.flags |= USSize; 649 szHint.flags |= USSize;
590 } 650 }
651
591 if (flags & XValue) 652 if (flags & XValue)
592 { 653 {
593 szHint.x = x; 654 szHint.x = x;
594 szHint.flags |= USPosition; 655 szHint.flags |= USPosition;
656
595 if (flags & XNegative) 657 if (flags & XNegative)
596 { 658 {
597 recalc_x = 1; 659 recalc_x = 1;
598 szHint.win_gravity = NorthEastGravity; 660 szHint.win_gravity = NorthEastGravity;
599 } 661 }
600 } 662 }
663
601 if (flags & YValue) 664 if (flags & YValue)
602 { 665 {
603 szHint.y = y; 666 szHint.y = y;
604 szHint.flags |= USPosition; 667 szHint.flags |= USPosition;
668
605 if (flags & YNegative) 669 if (flags & YNegative)
606 { 670 {
607 recalc_y = 1; 671 recalc_y = 1;
672
608 if (szHint.win_gravity == NorthEastGravity) 673 if (szHint.win_gravity == NorthEastGravity)
609 szHint.win_gravity = SouthEastGravity; 674 szHint.win_gravity = SouthEastGravity;
610 else 675 else
611 szHint.win_gravity = SouthWestGravity; 676 szHint.win_gravity = SouthWestGravity;
612 } 677 }
613 } 678 }
614 } 679 }
680
615 /* TODO: BOUNDS */ 681 /* TODO: BOUNDS */
616 TermWin.width = TermWin.ncol * TermWin.fwidth; 682 width = ncol * fwidth;
617 TermWin.height = TermWin.nrow * TermWin.fheight; 683 height = nrow * fheight;
618 max_width = MAX_COLS * TermWin.fwidth; 684 max_width = MAX_COLS * fwidth;
619 max_height = MAX_ROWS * TermWin.fheight; 685 max_height = MAX_ROWS * fheight;
620 686
621 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 687 szHint.base_width = szHint.base_height = 2 * int_bwidth;
622 688
623 sb_w = mb_h = 0; 689 sb_w = 0;
624 window_vt_x = window_vt_y = 0; 690 window_vt_x = window_vt_y = int_bwidth;
625 if (scrollbar_visible ()) 691
692 if (scrollBar.state)
626 { 693 {
627 sb_w = scrollbar_TotalWidth (); 694 sb_w = scrollbar_TotalWidth ();
628 szHint.base_width += sb_w; 695 szHint.base_width += sb_w;
629 if (! (Options & Opt_scrollBar_right)) 696 if (!OPTION (Opt_scrollBar_right))
630 window_vt_x = sb_w; 697 window_vt_x += sb_w;
631 }
632 if (menubar_visible ())
633 { 698 }
634 mb_h = menuBar_TotalHeight (); 699
635 szHint.base_height += mb_h;
636 window_vt_y = mb_h;
637 }
638 szHint.width_inc = TermWin.fwidth; 700 szHint.width_inc = fwidth;
639 szHint.height_inc = TermWin.fheight; 701 szHint.height_inc = fheight;
640 szHint.min_width = szHint.base_width + szHint.width_inc; 702 szHint.min_width = szHint.base_width + szHint.width_inc;
641 szHint.min_height = szHint.base_height + szHint.height_inc; 703 szHint.min_height = szHint.base_height + szHint.height_inc;
642 704
643 if (width && width - szHint.base_width < max_width) 705 if (newwidth && newwidth - szHint.base_width < max_width)
644 { 706 {
645 szHint.width = width; 707 szHint.width = newwidth;
646 TermWin.width = width - szHint.base_width; 708 width = newwidth - szHint.base_width;
647 } 709 }
648 else 710 else
649 { 711 {
650 MIN_IT (TermWin.width, max_width); 712 min_it (width, max_width);
651 szHint.width = szHint.base_width + TermWin.width; 713 szHint.width = szHint.base_width + width;
652 } 714 }
715
653 if (height && height - szHint.base_height < max_height) 716 if (newheight && newheight - szHint.base_height < max_height)
654 { 717 {
655 szHint.height = height; 718 szHint.height = newheight;
656 TermWin.height = height - szHint.base_height; 719 height = newheight - szHint.base_height;
657 } 720 }
658 else 721 else
659 { 722 {
660 MIN_IT (TermWin.height, max_height); 723 min_it (height, max_height);
661 szHint.height = szHint.base_height + TermWin.height; 724 szHint.height = szHint.base_height + height;
662 } 725 }
663 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 726
727 if (scrollBar.state && OPTION (Opt_scrollBar_right))
664 window_sb_x = szHint.width - sb_w; 728 window_sb_x = szHint.width - sb_w;
665 729
666 if (recalc_x) 730 if (recalc_x)
667 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 731 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
668 - szHint.width - 2 * TermWin.ext_bwidth); 732
669 if (recalc_y) 733 if (recalc_y)
670 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 734 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
671 - szHint.height - 2 * TermWin.ext_bwidth);
672 735
673 TermWin.ncol = TermWin.width / TermWin.fwidth; 736 ncol = width / fwidth;
674 TermWin.nrow = TermWin.height / TermWin.fheight; 737 nrow = height / fheight;
675 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
676 TermWin.ncol, TermWin.nrow, szHint.width,
677 szHint.height));
678 return;
679} 738}
680 739
681/*----------------------------------------------------------------------*/ 740/*----------------------------------------------------------------------*/
682/* 741/*
683 * Tell the teletype handler what size the window is. 742 * Tell the teletype handler what size the window is.
684 * Called after a window size change. 743 * Called after a window size change.
685 */ 744 */
686void 745void
687rxvt_term::tt_winch () 746rxvt_term::tt_winch ()
688{ 747{
748 if (pty->pty < 0)
749 return;
750
689 struct winsize ws; 751 struct winsize ws;
690 752
691 if (cmd_fd < 0)
692 return;
693
694 ws.ws_col = TermWin.ncol; 753 ws.ws_col = ncol;
695 ws.ws_row = TermWin.nrow; 754 ws.ws_row = nrow;
696 ws.ws_xpixel = ws.ws_ypixel = 0; 755 ws.ws_xpixel = width;
697#ifndef DEBUG_SIZE 756 ws.ws_ypixel = height;
698 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 757 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
699#else 758
700 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 759#if 0
701 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 760 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
702# ifdef SIGWINCH
703 else if (cmd_pid) /* force through to the command */ 761 if (cmd_pid) /* force through to the command */
704 kill (cmd_pid, SIGWINCH); 762 kill (-cmd_pid, SIGWINCH);
705# endif
706#endif 763#endif
707} 764}
708 765
709/*----------------------------------------------------------------------*/ 766/*----------------------------------------------------------------------*/
710/* rxvt_change_font () - Switch to a new font */ 767/* set_fonts () - load and set the various fonts
711/* 768 *
712 * init = 1 - initialize 769 * init = 1 - initialize
713 * 770 *
714 * fontname == FONT_UP - switch to bigger font 771 * fontname == FONT_UP - switch to bigger font
715 * fontname == FONT_DN - switch to smaller font 772 * fontname == FONT_DN - switch to smaller font
716 */ 773 */
717void 774bool
718rxvt_term::change_font (int init, const char *fontname) 775rxvt_term::set_fonts ()
719{} 776{
777 rxvt_fontset *fs = new rxvt_fontset (this);
778 rxvt_fontprop prop;
720 779
721void 780 if (!fs
722rxvt_term::font_up_down (int n, int direction) 781 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
723{} 782 || !fs->realize_font (1))
783 {
784 delete fs;
785 return false;
786 }
787
788#if ENABLE_STYLES
789 for (int i = RS_styleCount; --i; )
790 if (fontset[i] != fontset[0])
791 delete fontset[i];
792#endif
793
794 delete fontset[0];
795 fontset[0] = fs;
796
797 prop = (*fs)[1]->properties ();
798 prop.height += lineSpace;
799 fs->set_prop (prop);
800
801 fwidth = prop.width;
802 fheight = prop.height;
803 fbase = prop.ascent;
804
805 for (int style = 1; style < 4; style++)
806 {
807#if ENABLE_STYLES
808 const char *res = rs[Rs_font + style];
809
810 if (res && !*res)
811 fontset[style] = fontset[0];
812 else
813 {
814 fontset[style] = fs = new rxvt_fontset (this);
815 rxvt_fontprop prop2 = prop;
816
817 if (res)
818 prop2.weight = prop2.slant = rxvt_fontprop::unset;
819 else
820 {
821 res = fontset[0]->fontdesc;
822
823 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
824 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
825 }
826
827 fs->populate (res);
828 fs->set_prop (prop2);
829 }
830#else
831 fontset[style] = fontset[0];
832#endif
833 }
834
835 if (parent[0])
836 {
837 resize_all_windows (0, 0, 0);
838 scr_remap_chars ();
839 scr_touch (true);
840 }
841
842 return true;
843}
844
845void rxvt_term::set_string_property (Atom prop, const char *str, int len)
846{
847 XChangeProperty (xdisp, parent[0],
848 prop, XA_STRING, 8, PropModeReplace,
849 (const unsigned char *)str, len >= 0 ? len : strlen (str));
850}
851
852void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
853{
854 wchar_t *ws = rxvt_mbstowcs (str, len);
855 char *s = rxvt_wcstoutf8 (ws);
856
857 XChangeProperty (xdisp, parent[0],
858 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
859 (const unsigned char *)s, strlen (s));
860
861 free (s);
862 free (ws);
863}
724 864
725/*----------------------------------------------------------------------*/ 865/*----------------------------------------------------------------------*/
726/*----------------------------------------------------------------------*/ 866/*----------------------------------------------------------------------*/
727/* xterm sequences - title, iconName, color (exptl) */ 867/* xterm sequences - title, iconName, color (exptl) */
728void 868void
729rxvt_term::set_title (const char *str) 869rxvt_term::set_title (const char *str)
730{ 870{
731#ifndef SMART_WINDOW_TITLE 871 set_string_property (XA_WM_NAME, str);
732 XStoreName (display->display, TermWin.parent[0], str); 872#if ENABLE_EWMH
733#else 873 set_utf8_property (xa[XA_NET_WM_NAME], str);
734 char *name;
735
736 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
737 name = NULL;
738 if (name == NULL || STRCMP (name, str))
739 XStoreName (display->display, TermWin.parent[0], str);
740 if (name)
741 XFree (name);
742#endif 874#endif
743} 875}
744 876
745void 877void
746rxvt_term::set_iconName (const char *str) 878rxvt_term::set_icon_name (const char *str)
747{ 879{
748#ifndef SMART_WINDOW_TITLE 880 set_string_property (XA_WM_ICON_NAME, str);
749 XSetIconName (display->display, TermWin.parent[0], str); 881#if ENABLE_EWMH
750#else 882 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
751 char *name;
752
753 if (XGetIconName (display->display, TermWin.parent[0], &name))
754 name = NULL;
755 if (name == NULL || STRCMP (name, str))
756 XSetIconName (display->display, TermWin.parent[0], str);
757 if (name)
758 XFree (name);
759#endif 883#endif
760} 884}
761 885
762#ifdef XTERM_COLOR_CHANGE 886#ifdef XTERM_COLOR_CHANGE
763void 887void
764rxvt_term::set_window_color (int idx, const char *color) 888rxvt_term::set_window_color (int idx, const char *color)
765{ 889{
766 rxvt_color xcol; 890 rxvt_color xcol;
767 int i; 891 int i;
768 892
769 if (color == NULL || *color == '\0') 893 if (color == NULL || *color == '\0')
770 return; 894 return;
771 895
772 /* handle color aliases */ 896 /* handle color aliases */
773 if (isdigit (*color)) 897 if (isdigit (*color))
774 { 898 {
775 i = atoi (color); 899 i = atoi (color);
900
776 if (i >= 8 && i <= 15) 901 if (i >= 8 && i <= 15)
777 { /* bright colors */ 902 { /* bright colors */
778 i -= 8; 903 i -= 8;
779# ifndef NO_BRIGHTCOLOR
780 PixColors[idx] = PixColors[minBrightCOLOR + i]; 904 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
781 SET_PIXCOLOR (idx); 905 SET_PIXCOLOR (idx);
782 goto Done; 906 goto done;
783# endif
784
785 } 907 }
908
786 if (i >= 0 && i <= 7) 909 if (i >= 0 && i <= 7)
787 { /* normal colors */ 910 { /* normal colors */
788 PixColors[idx] = PixColors[minCOLOR + i]; 911 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
789 SET_PIXCOLOR (idx); 912 SET_PIXCOLOR (idx);
790 goto Done; 913 goto done;
791 } 914 }
792 } 915 }
916
793 if (!rXParseAllocColor (& xcol, color)) 917 if (!set_color (xcol, color))
794 return; 918 return;
919
795 /* XStoreColor (display->display, XCMAP, XColor*); */ 920 /* XStoreColor (xdisp, display->cmap, XColor*); */
796 921
797 /* 922 /*
798 * FIXME: should free colors here, but no idea how to do it so instead, 923 * FIXME: should free colors here, but no idea how to do it so instead,
799 * so just keep gobbling up the colormap 924 * so just keep gobbling up the colormap
800 */ 925 */
801# if 0 926# if 0
802 for (i = Color_Black; i <= Color_White; i++) 927 for (i = Color_Black; i <= Color_White; i++)
803 if (PixColors[idx] == PixColors[i]) 928 if (pix_colors[idx] == pix_colors[i])
804 break; 929 break;
805 if (i > Color_White) 930 if (i > Color_White)
806 { 931 {
807 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */ 932 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
808 XFreeColors (display->display, XCMAP, (PixColors + idx), 1, 933 XFreeColors (xdisp, display->cmap, (pix_colors + idx), 1,
809 DisplayPlanes (display->display, display->screen)); 934 DisplayPlanes (xdisp, display->screen));
810 } 935 }
811# endif 936# endif
812 937
813 PixColors[idx] = xcol; 938 pix_colors_focused[idx] = xcol;
814 SET_PIXCOLOR (idx); 939 SET_PIXCOLOR (idx);
815 940
816 /* XSetWindowAttributes attr; */ 941 /* XSetWindowAttributes attr; */
817 /* Cursor cursor; */ 942 /* Cursor cursor; */
818Done: 943done:
819 if (idx == Color_bg && ! (Options & Opt_transparent))
820 XSetWindowBackground (display->display, TermWin.vt,
821 PixColors[Color_bg]);
822 944
945#if OFF_FOCUS_FADING
946 if (rs[Rs_fade])
947 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (this, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
948#endif
949
823 /* handle Color_BD, scrollbar background, etc. */ 950 /*TODO: handle Color_BD, scrollbar background, etc. */
824 951
825 set_colorfgbg ();
826 recolour_cursor (); 952 recolour_cursor ();
827 /* the only reasonable way to enforce a clean update */ 953 scr_recolour ();
828 scr_poweron ();
829} 954}
830 955
831#else 956#else
832# define set_window_color (idx,color) ((void)0) 957# define set_window_color (idx,color) ((void)0)
833#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
834 959
835void 960void
836rxvt_term::recolour_cursor () 961rxvt_term::recolour_cursor ()
837{ 962{
838#if TODO
839 rxvt_color xcol[2]; 963 XColor xcol[2];
840 964
841 xcol[0] = PixColors[Color_pointer]; 965 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
842 xcol[1] = PixColors[Color_bg]; 966 ? pix_colors_focused[Color_pointer_fg]
967 : pix_colors_focused[Color_fg];
968 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
969 ? pix_colors_focused[Color_pointer_bg]
970 : pix_colors_focused[Color_bg];
971
843 XQueryColors (display->display, XCMAP, xcol, 2); 972 XQueryColors (xdisp, cmap, xcol, 2);
844 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 973 XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
845#endif
846} 974}
847 975
848/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
849/* 977/*
850 * find if fg/bg matches any of the normal (low-intensity) colors 978 * find if fg/bg matches any of the normal (low-intensity) colors
851 */ 979 */
852void 980void
853rxvt_term::set_colorfgbg () 981rxvt_term::set_colorfgbg ()
854{ 982{
855 unsigned int i; 983 unsigned int i;
856 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
857 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
858 986
859 env_colorfgbg =
860 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
861 STRCPY (fstr, "default"); 987 strcpy (fstr, "default");
862 STRCPY (bstr, "default"); 988 strcpy (bstr, "default");
863 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
864 if (PixColors[Color_fg] == PixColors[i]) 990 if (pix_colors[Color_fg] == pix_colors[i])
865 { 991 {
866 sprintf (fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
867 break; 993 break;
868 } 994 }
995
869 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_bg] == PixColors[i]) 997 if (pix_colors[Color_bg] == pix_colors[i])
871 { 998 {
872 sprintf (bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
873#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
874 xpmb = "default;"; 1001 xpmb = "default;";
875#endif 1002#endif
876 break; 1003 break;
877 } 1004 }
1005
878 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
879 putenv (env_colorfgbg);
880
881#ifndef NO_BRIGHTCOLOR
882 colorfgbg = DEFAULT_RSTYLE;
883 for (i = minCOLOR; i <= maxCOLOR; i++)
884 {
885 if (PixColors[Color_fg] == PixColors[i])
886 colorfgbg = SET_FGCOLOR (colorfgbg, i);
887 if (PixColors[Color_bg] == PixColors[i])
888 colorfgbg = SET_BGCOLOR (colorfgbg, i);
889 }
890#endif
891} 1007}
892 1008
893/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
894/*
895 * Colour determination for low colour displays, routine from
896 * Hans de Goede <hans@highrise.nl>
897 */
898 1010
899int 1011bool
900rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1012rxvt_term::set_color (rxvt_color &color, const char *name)
901{ 1013{
902 if (!screen_in_out->set (display, colour)) 1014 if (color.set (this, name))
903 {
904 rxvt_print_error ("can't allocate colour: %s", colour);
905 return false;
906 }
907
908 return true; 1015 return true;
1016
1017 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1018 return false;
909} 1019}
910 1020
911/* -------------------------------------------------------------------- * 1021/* -------------------------------------------------------------------- *
912 * - WINDOW RESIZING - * 1022 * - WINDOW RESIZING - *
913 * -------------------------------------------------------------------- */ 1023 * -------------------------------------------------------------------- */
914void 1024void
915rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1025rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
916{ 1026{
917 int fix_screen; 1027 int fix_screen;
1028 int old_width = szHint.width;
1029 int old_height = szHint.height;
918 1030
919#ifdef SMART_RESIZE
920 int old_width = szHint.width, old_height = szHint.height;
921#endif
922
923 window_calc (width, height); 1031 window_calc (newwidth, newheight);
924 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1032 XSetWMNormalHints (xdisp, parent[0], &szHint);
1033
925 if (!ignoreparent) 1034 if (!ignoreparent)
926 { 1035 {
927#ifdef SMART_RESIZE 1036#ifdef SMART_RESIZE
928 /* 1037 /*
929 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1038 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
932 int x, y, x1, y1; 1041 int x, y, x1, y1;
933 int dx, dy; 1042 int dx, dy;
934 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1043 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
935 Window unused_cr; 1044 Window unused_cr;
936 1045
937 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1046 XTranslateCoordinates (xdisp, parent[0], display->root,
938 0, 0, &x, &y, &unused_cr); 1047 0, 0, &x, &y, &unused_cr);
939 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1048 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
940 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1049 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
941 /* 1050 /*
942 * if display->root isn't the parent window, a WM will probably have offset 1051 * if display->root isn't the parent window, a WM will probably have offset
943 * our position for handles and decorations. Counter it 1052 * our position for handles and decorations. Counter it
944 */ 1053 */
946 { 1055 {
947 x -= x1; 1056 x -= x1;
948 y -= y1; 1057 y -= y1;
949 } 1058 }
950 1059
951 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1060 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
952 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1061 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
953 dx = old_width - szHint.width; 1062 dx = old_width - szHint.width;
954 dy = old_height - szHint.height; 1063 dy = old_height - szHint.height;
955 1064
956 /* Check position of the center of the window */ 1065 /* Check position of the center of the window */
957 if (x < x1) /* left half */ 1066 if (x < x1) /* left half */
958 dx = 0; 1067 dx = 0;
961 if (y < y1) /* top half */ 1070 if (y < y1) /* top half */
962 dy = 0; 1071 dy = 0;
963 else if (y == y1) /* exact center */ 1072 else if (y == y1) /* exact center */
964 dy /= 2; 1073 dy /= 2;
965 1074
966 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1075 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
967 szHint.width, szHint.height); 1076 szHint.width, szHint.height);
968#else 1077#else
969 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1078 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
970 szHint.height);
971#endif 1079#endif
972
973 } 1080 }
974 1081
975 fix_screen = (TermWin.ncol != prev_ncol 1082 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
976 || TermWin.nrow != prev_nrow);
977 1083
978 if (fix_screen || width != old_width || height != old_height) 1084 if (fix_screen || newwidth != old_width || newheight != old_height)
979 { 1085 {
980 if (scrollbar_visible ()) 1086 if (scrollBar.state)
981 { 1087 {
982 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1088 XMoveResizeWindow (xdisp, scrollBar.win,
1089 window_sb_x, 0,
983 0, scrollbar_TotalWidth (), szHint.height); 1090 scrollbar_TotalWidth (), szHint.height);
984 resize_scrollbar (); 1091 resize_scrollbar ();
985 } 1092 }
986 1093
987 if (menubar_visible ()) 1094 XMoveResizeWindow (xdisp, vt,
988 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1095 window_vt_x, window_vt_y,
989 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
990
991 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
992 window_vt_y, TermWin_TotalWidth (),
993 TermWin_TotalHeight ()); 1096 width, height);
994#ifdef RXVT_GRAPHICS 1097
995 if (old_height)
996 Gr_Resize (old_width - szHint.base_width,
997 old_height - szHint.base_height);
998#endif
999 scr_clear (); 1098 scr_clear ();
1000#ifdef XPM_BACKGROUND 1099#ifdef XPM_BACKGROUND
1001 resize_pixmap (); 1100 resize_pixmap ();
1002#endif 1101#endif
1003
1004 } 1102 }
1005 1103
1006 if (fix_screen || old_height == 0) 1104 if (fix_screen || old_height == 0)
1007 {
1008 int curr_screen = -1;
1009 int old_ncol = prev_ncol;
1010
1011 /* scr_reset only works on the primary screen */
1012 if (old_height) /* this is not the first time through */
1013 {
1014 unsigned int ncol = TermWin.ncol;
1015 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1016 curr_screen = scr_change_screen (PRIMARY);
1017 TermWin.ncol = ncol;
1018 }
1019
1020 scr_reset (); 1105 scr_reset ();
1021 1106
1022 if (curr_screen >= 0) /* this is not the first time through */ 1107#ifdef XPM_BACKGROUND
1023 { 1108 if (pixmap)
1024 scr_change_screen (curr_screen); 1109 scr_touch (false);
1025 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1110#endif
1026 }
1027 }
1028
1029 old_width = szHint.width;
1030 old_height = szHint.height;
1031 1111
1032#ifdef USE_XIM 1112#ifdef USE_XIM
1033 IMSetStatusPosition (); 1113 IMSetStatusPosition ();
1034#endif 1114#endif
1035} 1115}
1037/* 1117/*
1038 * Set the width/height of the vt window in characters. Units are pixels. 1118 * Set the width/height of the vt window in characters. Units are pixels.
1039 * good for toggling 80/132 columns 1119 * good for toggling 80/132 columns
1040 */ 1120 */
1041void 1121void
1042rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1122rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1043{ 1123{
1044 XWindowAttributes wattr; 1124 XWindowAttributes wattr;
1045 1125
1046 if (width == 0 || height == 0) 1126 if (newwidth == 0 || newheight == 0)
1047 { 1127 {
1048 XGetWindowAttributes (display->display, display->root, &wattr); 1128 XGetWindowAttributes (xdisp, display->root, &wattr);
1129
1049 if (width == 0) 1130 if (newwidth == 0)
1050 width = wattr.width - szHint.base_width; 1131 newwidth = wattr.width - szHint.base_width;
1051 if (height == 0) 1132 if (newheight == 0)
1052 height = wattr.height - szHint.base_height; 1133 newheight = wattr.height - szHint.base_height;
1053 }
1054 if (width != TermWin.width || height != TermWin.height)
1055 { 1134 }
1135
1136 if (newwidth != width || newheight != height)
1137 {
1056 width += szHint.base_width; 1138 newwidth += szHint.base_width;
1057 height += szHint.base_height; 1139 newheight += szHint.base_height;
1058 resize_all_windows (width, height, 0); 1140 resize_all_windows (newwidth, newheight, 0);
1059 } 1141 }
1060} 1142}
1061 1143
1062/* -------------------------------------------------------------------- * 1144/* -------------------------------------------------------------------- *
1063 * - X INPUT METHOD ROUTINES - * 1145 * - X INPUT METHOD ROUTINES - *
1064 * -------------------------------------------------------------------- */ 1146 * -------------------------------------------------------------------- */
1065#ifdef USE_XIM 1147#ifdef USE_XIM
1066 1148
1067void 1149void
1150rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1151{
1152 fg = pix_colors[Color_fg];
1153 bg = pix_colors[Color_bg];
1154}
1155
1156void
1068rxvt_term::im_set_size (XRectangle *size) 1157rxvt_term::im_set_size (XRectangle &size)
1069{ 1158{
1070 size->x = TermWin.int_bwidth; 1159 // the int_bwidth terms make no sense to me
1071 size->y = TermWin.int_bwidth; 1160 size.x = int_bwidth;
1072 size->width = Width2Pixel (TermWin.ncol); 1161 size.y = int_bwidth;
1073 size->height = Height2Pixel (TermWin.nrow); 1162 size.width = Width2Pixel (ncol) + int_bwidth;
1163 size.height = Height2Pixel (nrow) + int_bwidth;
1074} 1164}
1075 1165
1076void 1166void
1077rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1167rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1168 XRectangle &status_rect,
1169 const XRectangle &needed_rect)
1078{ 1170{
1079 *fg = PixColors[Color_fg]; 1171 preedit_rect.x = needed_rect.width;
1080 *bg = PixColors[Color_bg]; 1172 preedit_rect.y = 0;
1173 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1174 preedit_rect.height = fheight;
1175
1176 status_rect.x = 0;
1177 status_rect.y = 0;
1178 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1179 status_rect.height = fheight;
1081} 1180}
1082 1181
1083/* Checking whether input method is running. */ 1182/* Checking whether input method is running. */
1084bool 1183bool
1085rxvt_term::IMisRunning () 1184rxvt_term::IMisRunning ()
1086{ 1185{
1087 char *p; 1186 char *p;
1088 Atom atom; 1187 Atom atom;
1089 Window win; 1188 Window win;
1090 char server[IMBUFSIZ]; 1189 char server[IMBUFSIZ];
1091 1190
1092 /* get current locale modifier */ 1191 /* get current locale modifier */
1093 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1192 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1094 { 1193 {
1095 STRCPY (server, "@server="); 1194 strcpy (server, "@server=");
1096 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1195 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1196
1097 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1197 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1098 *p = '\0'; 1198 *p = '\0';
1099 1199
1100 atom = XInternAtom (display->display, server, False); 1200 atom = XInternAtom (xdisp, server, False);
1101 win = XGetSelectionOwner (display->display, atom); 1201 win = XGetSelectionOwner (xdisp, atom);
1202
1102 if (win != None) 1203 if (win != None)
1103 return True; 1204 return True;
1104 } 1205 }
1206
1105 return False; 1207 return False;
1106} 1208}
1107 1209
1108void 1210void
1109rxvt_term::IMSendSpot () 1211rxvt_term::IMSendSpot ()
1110{ 1212{
1111 XPoint spot; 1213 XPoint nspot;
1112 XVaNestedList preedit_attr; 1214 XVaNestedList preedit_attr;
1113 1215
1114 if (Input_Context == NULL 1216 if (!Input_Context
1115 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1217 || !focus
1116 || ! (event_type == KeyPress 1218 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1117 || event_type == Expose
1118 || event_type == NoExpose
1119 || event_type == SelectionNotify
1120 || event_type == ButtonRelease || event_type == FocusIn)
1121 || !IMisRunning ())
1122 return; 1219 return;
1123 1220
1124 im_set_position (&spot); 1221 im_set_position (nspot);
1222
1223 if (nspot.x == spot.x && nspot.y == spot.y)
1224 return;
1225
1226 spot = nspot;
1125 1227
1126 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1228 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1127 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1229 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1128 XFree (preedit_attr); 1230 XFree (preedit_attr);
1129} 1231}
1130 1232
1131void 1233void
1132rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1133 XRectangle * needed_rect)
1134{
1135 int mbh, vtx = 0;
1136
1137 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1138 vtx = scrollbar_TotalWidth ();
1139
1140 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1141 mbh -= TermWin.lineSpace;
1142
1143 preedit_rect->x = needed_rect->width + vtx;
1144 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1145
1146 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1147 preedit_rect->height = Height2Pixel (1);
1148
1149 status_rect->x = vtx;
1150 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1153 status_rect->height = Height2Pixel (1);
1154}
1155
1156void
1157rxvt_term::im_destroy () 1234rxvt_term::im_destroy ()
1158{ 1235{
1159 if (Input_Context)
1160 {
1161 XDestroyIC (Input_Context);
1162 Input_Context = NULL;
1163 }
1164
1165 if (input_method) 1236 if (input_method)
1166 { 1237 {
1238 if (Input_Context && input_method->xim)
1239 XDestroyIC (Input_Context);
1240
1167 display->put_xim (input_method); 1241 display->put_xim (input_method);
1168 input_method = 0; 1242 input_method = 0;
1169 } 1243 }
1244
1245 Input_Context = 0;
1170} 1246}
1247
1248#ifdef ENABLE_XIM_ONTHESPOT
1249
1250static void
1251xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1252{
1253 ((rxvt_term *)client_data)->make_current ();
1254 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1255}
1256
1257static void
1258xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1259{
1260 ((rxvt_term *)client_data)->make_current ();
1261 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1262}
1263
1264static void
1265xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1266{
1267 rxvt_term *term = (rxvt_term *)client_data;
1268 XIMText *text = call_data->text;
1269
1270 term->make_current ();
1271
1272 if (text)
1273 {
1274 void *str;
1275
1276 if (!text->encoding_is_wchar && text->string.multi_byte)
1277 {
1278 // of course, X makes it ugly again
1279 if (term->rs[Rs_imLocale])
1280 SET_LOCALE (term->rs[Rs_imLocale]);
1281
1282 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1283 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1284
1285 if (term->rs[Rs_imLocale])
1286 SET_LOCALE (term->locale);
1287 }
1288 else
1289 str = (void *)text->string.wide_char;
1290
1291 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1292 DT_INT, call_data->caret,
1293 DT_INT, call_data->chg_first,
1294 DT_INT, call_data->chg_length,
1295 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1296 DT_WCS_LEN, str, str ? (int)text->length : 0,
1297 DT_END));
1298 }
1299 else
1300 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1301 DT_INT, call_data->caret,
1302 DT_INT, call_data->chg_first,
1303 DT_INT, call_data->chg_length,
1304 DT_END));
1305}
1306
1307#if 0
1308static void
1309xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1310{
1311 ((rxvt_term *)client_data)->make_current ();
1312 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1313 DT_INT, call_data->position,
1314 DT_INT, call_data->direction,
1315 DT_INT, call_data->style,
1316 DT_END));
1317}
1318#endif
1319
1320#endif
1171 1321
1172/* 1322/*
1173 * Try to open a XIM with the current modifiers, then see if we can 1323 * Try to open a XIM with the current modifiers, then see if we can
1174 * open a suitable preedit type 1324 * open a suitable preedit type
1175 */ 1325 */
1176bool 1326bool
1177rxvt_term::IM_get_IC (const char *modifiers) 1327rxvt_term::IM_get_IC (const char *modifiers)
1178{ 1328{
1179 int i, j, found; 1329 int i, j, found;
1180 XIM xim; 1330 XIM xim;
1181 XPoint spot; 1331 XPoint spot;
1182 XRectangle rect, status_rect, needed_rect; 1332 XRectangle rect, status_rect, needed_rect;
1183 unsigned long fg, bg; 1333 unsigned long fg, bg;
1184 const char *p; 1334 const char *p;
1185 char **s; 1335 char **s;
1186 XIMStyles *xim_styles; 1336 XIMStyles *xim_styles;
1187 XVaNestedList preedit_attr, status_attr; 1337#ifdef ENABLE_XIM_ONTHESPOT
1338 XIMCallback xcb[4];
1339#endif
1340
1341 set_environ (envv);
1188 1342
1189 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1343 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1190 return false; 1344 return false;
1191 1345
1192 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1193 input_method = display->get_xim (locale, modifiers); 1346 input_method = display->get_xim (locale, modifiers);
1194 if (input_method == NULL) 1347 if (input_method == NULL)
1195 return false; 1348 return false;
1196 1349
1197 xim = input_method->xim; 1350 xim = input_method->xim;
1351 spot.x = spot.y = -1;
1198 1352
1199 xim_styles = NULL; 1353 xim_styles = NULL;
1200 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1354 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1201 || !xim_styles || !xim_styles->count_styles) 1355 || !xim_styles || !xim_styles->count_styles)
1202 { 1356 {
1203 display->put_xim (input_method); 1357 im_destroy ();
1204 return false; 1358 return false;
1205 } 1359 }
1206 1360
1207 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1361 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1362
1363 for (int pi = 0; pi < 2; pi++)
1364 {
1365 p = pet[pi];
1366
1367 if (!p)
1368 continue;
1369
1208 s = rxvt_splitcommastring (p); 1370 s = rxvt_splitcommastring (p);
1371
1209 for (i = found = 0; !found && s[i]; i++) 1372 for (i = found = 0; !found && s[i]; i++)
1210 { 1373 {
1211 if (!STRCMP (s[i], "OverTheSpot")) 1374 if (!strcmp (s[i], "OverTheSpot"))
1212 input_style = (XIMPreeditPosition | XIMStatusNothing); 1375 input_style = XIMPreeditPosition | XIMStatusNothing;
1213 else if (!STRCMP (s[i], "OffTheSpot")) 1376 else if (!strcmp (s[i], "OffTheSpot"))
1214 input_style = (XIMPreeditArea | XIMStatusArea); 1377 input_style = XIMPreeditArea | XIMStatusArea;
1215 else if (!STRCMP (s[i], "Root")) 1378 else if (!strcmp (s[i], "Root"))
1216 input_style = (XIMPreeditNothing | XIMStatusNothing); 1379 input_style = XIMPreeditNothing | XIMStatusNothing;
1380 else if (!strcmp (s[i], "None"))
1381 input_style = XIMPreeditNone | XIMStatusNone;
1382#ifdef ENABLE_XIM_ONTHESPOT
1383 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1384 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1385#endif
1386 else
1387 input_style = XIMPreeditNothing | XIMStatusNothing;
1217 1388
1218 for (j = 0; j < xim_styles->count_styles; j++) 1389 for (j = 0; j < xim_styles->count_styles; j++)
1219 if (input_style == xim_styles->supported_styles[j]) 1390 if (input_style == xim_styles->supported_styles[j])
1220 { 1391 {
1392 rxvt_freecommastring (s);
1393
1221 found = 1; 1394 found = 1;
1222 break; 1395 goto foundpet;
1396 }
1397
1223 } 1398 }
1224 }
1225 1399
1226 for (i = 0; s[i]; i++) 1400 rxvt_freecommastring (s);
1227 free (s[i]); 1401 }
1228 1402
1229 free (s); 1403foundpet:
1404
1230 XFree (xim_styles); 1405 XFree (xim_styles);
1231 1406
1232 if (!found) 1407 if (!found)
1233 { 1408 {
1234 display->put_xim (input_method); 1409 im_destroy ();
1235 return false; 1410 return false;
1236 } 1411 }
1237 1412
1238 preedit_attr = status_attr = NULL; 1413 XFontSet fs = 0;
1414 XVaNestedList preedit_attr = 0, status_attr = 0;
1415
1416 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1417 {
1418 // fake us a font-set, please
1419 char **missing_charset_list;
1420 int missing_charset_count;
1421 char *def_string;
1422 char pat[512];
1423
1424 sprintf (pat,
1425 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1426 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1427 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1428 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1429 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1430 "*",
1431 fheight,
1432 fheight + 1, fheight - 1,
1433 fheight - 2, fheight + 2);
1434
1435 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1436 &missing_charset_list, &missing_charset_count, &def_string);
1437
1438 if (missing_charset_list)
1439 XFreeStringList (missing_charset_list);
1440
1441 if (!fs)
1442 {
1443 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1444 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1445 }
1446 }
1239 1447
1240 if (input_style & XIMPreeditPosition) 1448 if (input_style & XIMPreeditPosition)
1241 { 1449 {
1242 im_set_size (&rect); 1450 im_set_size (rect);
1243 im_set_position (&spot); 1451 im_set_position (spot);
1244 im_set_color (&fg, &bg); 1452 im_set_color (fg, bg);
1245 1453
1246 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1454 preedit_attr = XVaCreateNestedList (0,
1455 XNForeground, fg,
1456 XNBackground, bg,
1457 XNArea, &rect,
1247 XNSpotLocation, &spot, 1458 XNSpotLocation, &spot,
1248 XNForeground, fg, XNBackground, bg,
1249 //XNFontSet, TermWin.fontset, 1459 XNFontSet, fs,
1250 NULL); 1460 NULL);
1251 } 1461 }
1252 else if (input_style & XIMPreeditArea) 1462 else if (input_style & XIMPreeditArea)
1253 { 1463 {
1254 im_set_color (&fg, &bg); 1464 im_set_color (fg, bg);
1255 1465
1256 /* 1466 /*
1257 * The necessary width of preedit area is unknown 1467 * The necessary width of preedit area is unknown
1258 * until create input context. 1468 * until create input context.
1259 */ 1469 */
1260 needed_rect.width = 0; 1470 needed_rect.width = 0;
1261
1262 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1471 im_set_preedit_area (rect, status_rect, needed_rect);
1263 1472
1264 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1473 preedit_attr = XVaCreateNestedList (0,
1474 XNForeground, fg,
1265 XNForeground, fg, XNBackground, bg, 1475 XNBackground, bg,
1476 XNArea, &rect,
1477 XNFontSet, fs,
1478 NULL);
1479 status_attr = XVaCreateNestedList (0,
1480 XNForeground, fg,
1481 XNBackground, bg,
1482 XNArea, &status_rect,
1266 //XNFontSet, TermWin.fontset, 1483 XNFontSet, fs,
1267 NULL); 1484 NULL);
1268 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1485 }
1269 XNForeground, fg, XNBackground, bg, 1486#if ENABLE_XIM_ONTHESPOT
1270 //XNFontSet, TermWin.fontset, 1487 else if (input_style & XIMPreeditCallbacks)
1488 {
1489 im_set_position (spot);
1490
1491 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1492 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1493 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1494# if 0
1495 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1496# endif
1497
1498 preedit_attr = XVaCreateNestedList (0,
1499 XNSpotLocation, &spot,
1500 XNPreeditStartCallback, &xcb[0],
1501 XNPreeditDoneCallback , &xcb[1],
1502 XNPreeditDrawCallback , &xcb[2],
1503# if 0
1504 XNPreeditCaretCallback, &xcb[3],
1505# endif
1271 NULL); 1506 NULL);
1272 } 1507 }
1508#endif
1273 1509
1274 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1510 Input_Context = XCreateIC (xim,
1511 XNInputStyle, input_style,
1275 XNClientWindow, TermWin.parent[0], 1512 XNClientWindow, vt,
1276 XNFocusWindow, TermWin.parent[0], 1513 XNFocusWindow, parent[0],
1277 preedit_attr ? XNPreeditAttributes : NULL, 1514 preedit_attr ? XNPreeditAttributes : NULL,
1278 preedit_attr, 1515 preedit_attr,
1279 status_attr ? XNStatusAttributes : NULL, 1516 status_attr ? XNStatusAttributes : NULL,
1280 status_attr, NULL); 1517 status_attr, NULL);
1518
1281 if (preedit_attr) XFree (preedit_attr); 1519 if (preedit_attr) XFree (preedit_attr);
1282 if (status_attr) XFree (status_attr); 1520 if (status_attr) XFree (status_attr);
1521 if (fs) XFreeFontSet (xdisp, fs);
1283 1522
1284 if (Input_Context == NULL) 1523 if (Input_Context == NULL)
1285 { 1524 {
1286 rxvt_print_error ("failed to create input context"); 1525 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1287 display->put_xim (input_method); 1526 im_destroy ();
1288 return false; 1527 return false;
1289 } 1528 }
1529
1530#if 0
1531 // unfortunately, only the focus window is used by XIM, hard to fix
1532 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1533 vt_select_input ();
1534#endif
1290 1535
1291 if (input_style & XIMPreeditArea) 1536 if (input_style & XIMPreeditArea)
1292 IMSetStatusPosition (); 1537 IMSetStatusPosition ();
1293 1538
1294 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1295 return true; 1539 return true;
1296} 1540}
1297 1541
1298void 1542void
1299rxvt_term::im_cb () 1543rxvt_term::im_cb ()
1300{ 1544{
1301 int i, found, had_im; 1545 int i;
1302 const char *p; 1546 const char *p;
1303 char **s; 1547 char **s;
1304 char buf[IMBUFSIZ]; 1548 char buf[IMBUFSIZ];
1305 1549
1550 make_current ();
1551
1306 im_destroy (); 1552 im_destroy ();
1307 1553
1308 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1309 if (Input_Context) 1554 if (Input_Context)
1310 return; 1555 return;
1311 1556
1312#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1557#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1313 if (rs[Rs_imLocale]) 1558 if (rs[Rs_imLocale])
1314 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1559 SET_LOCALE (rs[Rs_imLocale]);
1315#endif 1560#endif
1316 1561
1317 p = rs[Rs_inputMethod]; 1562 p = rs[Rs_inputMethod];
1318 if (p && *p) 1563 if (p && *p)
1319 { 1564 {
1320 bool found = false; 1565 bool found = false;
1321 1566
1322 s = rxvt_splitcommastring (p); 1567 s = rxvt_splitcommastring (p);
1568
1323 for (i = 0; s[i]; i++) 1569 for (i = 0; s[i]; i++)
1324 { 1570 {
1325 if (*s[i]) 1571 if (*s[i])
1326 { 1572 {
1327 STRCPY (buf, "@im="); 1573 strcpy (buf, "@im=");
1328 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1574 strncat (buf, s[i], IMBUFSIZ - 5);
1329 if (IM_get_IC (buf)) 1575 if (IM_get_IC (buf))
1330 { 1576 {
1331 found = true; 1577 found = true;
1332 break; 1578 break;
1333 } 1579 }
1334 } 1580 }
1335 } 1581 }
1336 for (i = 0; s[i]; i++) 1582
1337 free (s[i]); 1583 rxvt_freecommastring (s);
1338 free (s);
1339 1584
1340 if (found) 1585 if (found)
1341 goto done; 1586 goto done;
1342 } 1587 }
1343 1588
1350 goto done; 1595 goto done;
1351 1596
1352done: 1597done:
1353#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1598#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1354 if (rs[Rs_imLocale]) 1599 if (rs[Rs_imLocale])
1355 setlocale (LC_CTYPE, locale); 1600 SET_LOCALE (locale);
1356#endif 1601#endif
1357} 1602}
1358 1603
1359void 1604void
1360rxvt_term::IMSetStatusPosition () 1605rxvt_term::IMSetStatusPosition ()
1361{ 1606{
1362 XRectangle preedit_rect, status_rect, *needed_rect; 1607 XRectangle preedit_rect, status_rect, *needed_rect;
1363 XVaNestedList preedit_attr, status_attr; 1608 XVaNestedList preedit_attr, status_attr;
1364 1609
1365 if (Input_Context == NULL 1610 if (!Input_Context
1611 || !focus
1366 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1612 || !(input_style & XIMPreeditArea)
1367 || !IMisRunning ()) 1613 || !IMisRunning ())
1368 return; 1614 return;
1369 1615
1370 /* Getting the necessary width of preedit area */ 1616 /* Getting the necessary width of preedit area */
1371 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1617 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1372 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1618 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1373 XFree (status_attr); 1619 XFree (status_attr);
1374 1620
1375 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1621 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1622 XFree (needed_rect);
1376 1623
1377 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1624 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1378 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1625 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1379 1626
1380 XSetICValues (Input_Context, 1627 XSetICValues (Input_Context,
1381 XNPreeditAttributes, preedit_attr, 1628 XNPreeditAttributes, preedit_attr,
1382 XNStatusAttributes, status_attr, NULL); 1629 XNStatusAttributes, status_attr, NULL);
1383 1630
1384 XFree (preedit_attr); 1631 XFree (preedit_attr);
1385 XFree (status_attr); 1632 XFree (status_attr);
1386} 1633}
1387#endif /* USE_XIM */ 1634#endif /* USE_XIM */
1388 1635
1389/*----------------------------------------------------------------------*/
1390rxvt_t rxvt_current_term;
1391
1392/*----------------------- end-of-file (C source) -----------------------*/ 1636/*----------------------- end-of-file (C source) -----------------------*/

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