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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.48 by pcg, Wed Mar 3 04:07:52 2004 UTC vs.
Revision 1.214 by root, Tue Jan 31 19:53:30 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 selection_clear ();
222
223#ifdef USE_XIM
224 im_destroy ();
225#endif
226#ifdef XTERM_SCROLLBAR
227 if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
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);
251
124 delete menuBar.drawable; 252 delete drawable;
125 //if (menuBar.win)
126 // XDestroyWindow (display->display, menuBar.win);
127#endif
128 delete TermWin.drawable;
129 // destroy all windows 253 // destroy all windows
130 if (TermWin.parent[0]) 254 if (parent[0])
131 XDestroyWindow (display->display, TermWin.parent[0]); 255 XDestroyWindow (xdisp, parent[0]);
256
257 clear ();
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
142 free (env_windowid); 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(!)
143 free (env_display); 276 free (env_display);
144 free (env_term); 277 free (env_term);
145 free (env_colorfgbg);
146 free (locale); 278 free (locale);
147 free (codeset); 279 free (v_buffer);
280 free (incr_buf);
148 281
149 delete envv; 282 delete envv;
150 delete argv; 283 delete argv;
284
285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288}
289
290// child has exited, usually destroys
291void
292rxvt_term::child_cb (child_watcher &w, int status)
293{
294 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
295
296 cmd_pid = 0;
297
298 if (!OPTION (Opt_hold))
299 destroy ();
151} 300}
152 301
153void 302void
154rxvt_term::destroy () 303rxvt_term::destroy ()
155{ 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
156 if (display) 314 if (display)
157 { 315 {
316#if USE_XIM
317 im_ev.stop (display);
318#endif
319#if HAVE_SCROLLBARS
320 scrollbar_ev.stop (display);
321#endif
322#if TRANSPARENT
158 rootwin_ev.stop (display); 323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
159 termwin_ev.stop (display); 326 termwin_ev.stop (display);
160 vt_ev.stop (display); 327 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 } 328 }
172 329
173 check_ev.stop (); 330 check_ev.stop ();
174 pty_ev.stop (); 331 pty_ev.stop ();
175#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
176 cursor_blink_ev.stop (); 333 cursor_blink_ev.stop ();
177#endif 334#endif
178#ifdef TEXT_BLINK 335#ifdef TEXT_BLINK
179 text_blink_ev.stop (); 336 text_blink_ev.stop ();
180#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
181#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
182 pointer_ev.stop (); 345 pointer_ev.stop ();
183#endif 346#endif
184 347
185 destroy_ev.start (0); 348 destroy_ev.start (0);
186} 349}
187 350
188void 351void
189rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
190{ 353{
191 SET_R (this); 354 make_current ();
192 355
193 delete this; 356 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} 357}
362 358
363/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
364/* 360/*
365 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
366 * 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
367 */ 363 */
368/* 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_MINIMAL
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_MINIMAL
432 old_xerror_handler (display, event);
433#else
434 print_x_error (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 */
369void 537 void
370rxvt_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 ()
371{ 556{
372 // TODO: rxvtd should clean up all ressources 557 ptytty::init ();
373 if (GET_R) 558
374 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 ();
375} 575}
376 576
377/* ------------------------------------------------------------------------- * 577/* ------------------------------------------------------------------------- *
378 * MEMORY ALLOCATION WRAPPERS * 578 * MEMORY ALLOCATION WRAPPERS *
379 * ------------------------------------------------------------------------- */ 579 * ------------------------------------------------------------------------- */
380/* EXTPROTO */ 580void *
381void *
382rxvt_malloc (size_t size) 581rxvt_malloc (size_t size)
383{ 582{
384 void *p;
385
386 p = malloc (size); 583 void *p = malloc (size);
584
387 if (p) 585 if (!p)
586 rxvt_fatal ("memory allocation failure. aborting.\n");
587
388 return p; 588 return p;
389
390 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
391 rxvt_clean_exit ();
392 exit (EXIT_FAILURE);
393 /* NOTREACHED */
394} 589}
395 590
396/* EXTPROTO */ 591void *
397void *
398rxvt_calloc (size_t number, size_t size) 592rxvt_calloc (size_t number, size_t size)
399{ 593{
400 void *p;
401
402 p = calloc (number, size); 594 void *p = calloc (number, size);
595
403 if (p) 596 if (!p)
597 rxvt_fatal ("memory allocation failure. aborting.\n");
598
404 return p; 599 return p;
405
406 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
407 rxvt_clean_exit ();
408 exit (EXIT_FAILURE);
409 /* NOTREACHED */
410} 600}
411 601
412/* EXTPROTO */ 602void *
413void *
414rxvt_realloc (void *ptr, size_t size) 603rxvt_realloc (void *ptr, size_t size)
415{ 604{
416 void *p;
417
418 if (ptr)
419 p = realloc (ptr, size); 605 void *p = realloc (ptr, size);
420 else 606
421 p = malloc (size);
422 if (p) 607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
423 return p; 610 return p;
424
425 fprintf (stderr, RESNAME ": memory allocation failure. Aborting");
426 rxvt_clean_exit ();
427 exit (EXIT_FAILURE);
428 /* NOTREACHED */
429} 611}
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
565 612
566/*----------------------------------------------------------------------*/ 613/*----------------------------------------------------------------------*/
567/* 614/*
568 * window size/position calculcations for XSizeHint and other storage. 615 * window size/position calculcations for XSizeHint and other storage.
569 * if width/height are non-zero then override calculated width/height 616 * if width/height are non-zero then override calculated width/height
570 */ 617 */
571void 618void
572rxvt_term::window_calc (unsigned int width, unsigned int height) 619rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
573{ 620{
574 short recalc_x, recalc_y; 621 short recalc_x, recalc_y;
575 int x, y, sb_w, mb_h, flags; 622 int x, y, sb_w, flags;
576 unsigned int w, h; 623 unsigned int w, h;
577 unsigned int max_width, max_height; 624 unsigned int max_width, max_height;
578 625
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; 626 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
583 szHint.win_gravity = NorthWestGravity; 627 szHint.win_gravity = NorthWestGravity;
584 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 628 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
585 629
586 recalc_x = recalc_y = 0; 630 recalc_x = recalc_y = 0;
587 flags = 0; 631 flags = 0;
632
588 if (!parsed_geometry) 633 if (!parsed_geometry)
589 { 634 {
590 parsed_geometry = 1; 635 parsed_geometry = 1;
636
591 if (rs[Rs_geometry]) 637 if (rs[Rs_geometry])
592 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 638 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
639
593 if (flags & WidthValue) 640 if (flags & WidthValue)
594 { 641 {
595 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 642 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
596 szHint.flags |= USSize; 643 szHint.flags |= USSize;
597 } 644 }
645
598 if (flags & HeightValue) 646 if (flags & HeightValue)
599 { 647 {
600 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 648 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
601 szHint.flags |= USSize; 649 szHint.flags |= USSize;
602 } 650 }
651
603 if (flags & XValue) 652 if (flags & XValue)
604 { 653 {
605 szHint.x = x; 654 szHint.x = x;
606 szHint.flags |= USPosition; 655 szHint.flags |= USPosition;
656
607 if (flags & XNegative) 657 if (flags & XNegative)
608 { 658 {
609 recalc_x = 1; 659 recalc_x = 1;
610 szHint.win_gravity = NorthEastGravity; 660 szHint.win_gravity = NorthEastGravity;
611 } 661 }
612 } 662 }
663
613 if (flags & YValue) 664 if (flags & YValue)
614 { 665 {
615 szHint.y = y; 666 szHint.y = y;
616 szHint.flags |= USPosition; 667 szHint.flags |= USPosition;
668
617 if (flags & YNegative) 669 if (flags & YNegative)
618 { 670 {
619 recalc_y = 1; 671 recalc_y = 1;
672
620 if (szHint.win_gravity == NorthEastGravity) 673 if (szHint.win_gravity == NorthEastGravity)
621 szHint.win_gravity = SouthEastGravity; 674 szHint.win_gravity = SouthEastGravity;
622 else 675 else
623 szHint.win_gravity = SouthWestGravity; 676 szHint.win_gravity = SouthWestGravity;
624 } 677 }
625 } 678 }
626 } 679 }
680
627 /* TODO: BOUNDS */ 681 /* TODO: BOUNDS */
628 TermWin.width = TermWin.ncol * TermWin.fwidth; 682 width = ncol * fwidth;
629 TermWin.height = TermWin.nrow * TermWin.fheight; 683 height = nrow * fheight;
630 max_width = MAX_COLS * TermWin.fwidth; 684 max_width = MAX_COLS * fwidth;
631 max_height = MAX_ROWS * TermWin.fheight; 685 max_height = MAX_ROWS * fheight;
632 686
633 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 687 szHint.base_width = szHint.base_height = 2 * int_bwidth;
634 688
635 sb_w = mb_h = 0; 689 sb_w = 0;
636 window_vt_x = window_vt_y = 0; 690 window_vt_x = window_vt_y = int_bwidth;
637 if (scrollbar_visible ()) 691
692 if (scrollBar.state)
638 { 693 {
639 sb_w = scrollbar_TotalWidth (); 694 sb_w = scrollbar_TotalWidth ();
640 szHint.base_width += sb_w; 695 szHint.base_width += sb_w;
696
641 if (! (Options & Opt_scrollBar_right)) 697 if (!OPTION (Opt_scrollBar_right))
642 window_vt_x = sb_w; 698 window_vt_x += sb_w;
643 }
644 if (menubar_visible ())
645 { 699 }
646 mb_h = menuBar_TotalHeight (); 700
647 szHint.base_height += mb_h;
648 window_vt_y = mb_h;
649 }
650 szHint.width_inc = TermWin.fwidth; 701 szHint.width_inc = fwidth;
651 szHint.height_inc = TermWin.fheight; 702 szHint.height_inc = fheight;
652 szHint.min_width = szHint.base_width + szHint.width_inc; 703 szHint.min_width = szHint.base_width + szHint.width_inc;
653 szHint.min_height = szHint.base_height + szHint.height_inc; 704 szHint.min_height = szHint.base_height + szHint.height_inc;
654 705
655 if (width && width - szHint.base_width < max_width) 706 if (newwidth && newwidth - szHint.base_width < max_width)
656 { 707 {
657 szHint.width = width; 708 szHint.width = newwidth;
658 TermWin.width = width - szHint.base_width; 709 width = newwidth - szHint.base_width;
659 } 710 }
660 else 711 else
661 { 712 {
662 MIN_IT (TermWin.width, max_width); 713 min_it (width, max_width);
663 szHint.width = szHint.base_width + TermWin.width; 714 szHint.width = szHint.base_width + width;
664 } 715 }
716
665 if (height && height - szHint.base_height < max_height) 717 if (newheight && newheight - szHint.base_height < max_height)
666 { 718 {
667 szHint.height = height; 719 szHint.height = newheight;
668 TermWin.height = height - szHint.base_height; 720 height = newheight - szHint.base_height;
669 } 721 }
670 else 722 else
671 { 723 {
672 MIN_IT (TermWin.height, max_height); 724 min_it (height, max_height);
673 szHint.height = szHint.base_height + TermWin.height; 725 szHint.height = szHint.base_height + height;
674 } 726 }
675 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 727
728 if (scrollBar.state && OPTION (Opt_scrollBar_right))
676 window_sb_x = szHint.width - sb_w; 729 window_sb_x = szHint.width - sb_w;
677 730
678 if (recalc_x) 731 if (recalc_x)
679 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 732 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
680 - szHint.width - 2 * TermWin.ext_bwidth); 733
681 if (recalc_y) 734 if (recalc_y)
682 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 735 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
683 - szHint.height - 2 * TermWin.ext_bwidth);
684 736
685 TermWin.ncol = TermWin.width / TermWin.fwidth; 737 ncol = width / fwidth;
686 TermWin.nrow = TermWin.height / TermWin.fheight; 738 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} 739}
692 740
693/*----------------------------------------------------------------------*/ 741/*----------------------------------------------------------------------*/
694/* 742/*
695 * Tell the teletype handler what size the window is. 743 * Tell the teletype handler what size the window is.
696 * Called after a window size change. 744 * Called after a window size change.
697 */ 745 */
698void 746void
699rxvt_term::tt_winch () 747rxvt_term::tt_winch ()
700{ 748{
749 if (pty->pty < 0)
750 return;
751
701 struct winsize ws; 752 struct winsize ws;
702 753
703 if (cmd_fd < 0)
704 return;
705
706 ws.ws_col = TermWin.ncol; 754 ws.ws_col = ncol;
707 ws.ws_row = TermWin.nrow; 755 ws.ws_row = nrow;
708 ws.ws_xpixel = ws.ws_ypixel = 0; 756 ws.ws_xpixel = width;
709#ifndef DEBUG_SIZE 757 ws.ws_ypixel = height;
710 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 758 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
711#else 759
712 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 760#if 0
713 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 761 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
714# ifdef SIGWINCH
715 else if (cmd_pid) /* force through to the command */ 762 if (cmd_pid) /* force through to the command */
716 kill (cmd_pid, SIGWINCH); 763 kill (-cmd_pid, SIGWINCH);
717# endif
718#endif 764#endif
719} 765}
720 766
721/*----------------------------------------------------------------------*/ 767/*----------------------------------------------------------------------*/
722/* rxvt_change_font () - Switch to a new font */ 768/* set_fonts () - load and set the various fonts
723/* 769 *
724 * init = 1 - initialize 770 * init = 1 - initialize
725 * 771 *
726 * fontname == FONT_UP - switch to bigger font 772 * fontname == FONT_UP - switch to bigger font
727 * fontname == FONT_DN - switch to smaller font 773 * fontname == FONT_DN - switch to smaller font
728 */ 774 */
729bool 775bool
730rxvt_term::change_font (const char *fontname) 776rxvt_term::set_fonts ()
731{ 777{
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); 778 rxvt_fontset *fs = new rxvt_fontset (this);
779 rxvt_fontprop prop;
743 780
744 if (fs && fs->populate (fontname ? fontname : "fixed")) 781 if (!fs
782 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
783 || !fs->realize_font (1))
784 {
785 delete fs;
786 return false;
787 }
788
789#if ENABLE_STYLES
790 for (int i = RS_styleCount; --i; )
791 if (fontset[i] != fontset[0])
792 delete fontset[i];
793#endif
794
795 delete fontset[0];
796 fontset[0] = fs;
797
798 prop = (*fs)[1]->properties ();
799 prop.height += lineSpace;
800 fs->set_prop (prop);
801
802 fwidth = prop.width;
803 fheight = prop.height;
804 fbase = prop.ascent;
805
806 for (int style = 1; style < 4; style++)
807 {
808#if ENABLE_STYLES
809 const char *res = rs[Rs_font + style];
810
811 if (res && !*res)
812 fontset[style] = fontset[0];
813 else
745 { 814 {
746 delete TermWin.fontset; 815 fontset[style] = fs = new rxvt_fontset (this);
747 TermWin.fontset = fs; 816 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;
751 817
752 if (TermWin.parent[0]) 818 if (res)
819 prop2.weight = prop2.slant = rxvt_fontprop::unset;
820 else
753 { 821 {
754 resize_all_windows (0, 0, 0); 822 res = fontset[0]->fontdesc;
755 scr_remap_chars (); 823
756 scr_touch (true); 824 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
825 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
757 } 826 }
758 827
759 return true; 828 fs->populate (res);
829 fs->set_prop (prop2);
760 } 830 }
831#else
832 fontset[style] = fontset[0];
833#endif
834 }
835
836 if (parent[0])
761 } 837 {
838 resize_all_windows (0, 0, 0);
839 scr_remap_chars ();
840 scr_touch (true);
841 }
762 842
763 return false; 843 return true;
764} 844}
765 845
766bool 846void rxvt_term::set_string_property (Atom prop, const char *str, int len)
767rxvt_term::font_up_down (int n, int direction)
768{ 847{
769 return false; 848 XChangeProperty (xdisp, parent[0],
849 prop, XA_STRING, 8, PropModeReplace,
850 (const unsigned char *)str, len >= 0 ? len : strlen (str));
851}
852
853void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
854{
855 wchar_t *ws = rxvt_mbstowcs (str, len);
856 char *s = rxvt_wcstoutf8 (ws);
857
858 XChangeProperty (xdisp, parent[0],
859 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
860 (const unsigned char *)s, strlen (s));
861
862 free (s);
863 free (ws);
770} 864}
771 865
772/*----------------------------------------------------------------------*/ 866/*----------------------------------------------------------------------*/
773/*----------------------------------------------------------------------*/ 867/*----------------------------------------------------------------------*/
774/* xterm sequences - title, iconName, color (exptl) */ 868/* xterm sequences - title, iconName, color (exptl) */
775void 869void
776rxvt_term::set_title (const char *str) 870rxvt_term::set_title (const char *str)
777{ 871{
778#ifndef SMART_WINDOW_TITLE 872 set_string_property (XA_WM_NAME, str);
779 XStoreName (display->display, TermWin.parent[0], str); 873#if ENABLE_EWMH
780#else 874 set_utf8_property (xa[XA_NET_WM_NAME], str);
781 char *name;
782
783 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
784 name = NULL;
785 if (name == NULL || STRCMP (name, str))
786 XStoreName (display->display, TermWin.parent[0], str);
787 if (name)
788 XFree (name);
789#endif 875#endif
790} 876}
791 877
792void 878void
793rxvt_term::set_iconName (const char *str) 879rxvt_term::set_icon_name (const char *str)
794{ 880{
795#ifndef SMART_WINDOW_TITLE 881 set_string_property (XA_WM_ICON_NAME, str);
796 XSetIconName (display->display, TermWin.parent[0], str); 882#if ENABLE_EWMH
797#else 883 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
798 char *name;
799
800 if (XGetIconName (display->display, TermWin.parent[0], &name))
801 name = NULL;
802 if (name == NULL || STRCMP (name, str))
803 XSetIconName (display->display, TermWin.parent[0], str);
804 if (name)
805 XFree (name);
806#endif 884#endif
807} 885}
808 886
809#ifdef XTERM_COLOR_CHANGE 887#ifdef XTERM_COLOR_CHANGE
810void 888void
811rxvt_term::set_window_color (int idx, const char *color) 889rxvt_term::set_window_color (int idx, const char *color)
812{ 890{
813 rxvt_color xcol; 891 rxvt_color xcol;
814 int i; 892 int i;
815 893
816 if (color == NULL || *color == '\0') 894 if (color == NULL || *color == '\0')
817 return; 895 return;
818 896
897 color = strdup (color);
898 allocated.push_back ((void *)color);
899 rs[Rs_color + idx] = color;
900
819 /* handle color aliases */ 901 /* handle color aliases */
820 if (isdigit (*color)) 902 if (isdigit (*color))
821 { 903 {
822 i = atoi (color); 904 i = atoi (color);
905
823 if (i >= 8 && i <= 15) 906 if (i >= 8 && i <= 15)
824 { /* bright colors */ 907 { /* bright colors */
825 i -= 8; 908 i -= 8;
826# ifndef NO_BRIGHTCOLOR
827 PixColors[idx] = PixColors[minBrightCOLOR + i]; 909 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
828 SET_PIXCOLOR (idx);
829 goto Done; 910 goto done;
830# endif
831
832 } 911 }
912
833 if (i >= 0 && i <= 7) 913 if (i >= 0 && i <= 7)
834 { /* normal colors */ 914 { /* normal colors */
835 PixColors[idx] = PixColors[minCOLOR + i]; 915 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
836 SET_PIXCOLOR (idx);
837 goto Done; 916 goto done;
838 } 917 }
839 } 918 }
840 if (!rXParseAllocColor (& xcol, color)) 919
841 return; 920 set_color (xcol, color);
842 /* XStoreColor (display->display, XCMAP, XColor*); */
843 921
844 /* 922 /*
845 * 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,
846 * so just keep gobbling up the colormap 924 * so just keep gobbling up the colormap
847 */ 925 */
848# if 0
849 for (i = Color_Black; i <= Color_White; i++)
850 if (PixColors[idx] == PixColors[i])
851 break;
852 if (i > Color_White)
853 {
854 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
855 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
856 DisplayPlanes (display->display, display->screen));
857 }
858# endif
859 926
860 PixColors[idx] = xcol; 927 pix_colors_focused[idx] = xcol;
861 SET_PIXCOLOR (idx);
862 928
863 /* XSetWindowAttributes attr; */ 929 /* XSetWindowAttributes attr; */
864 /* Cursor cursor; */ 930 /* Cursor cursor; */
865Done: 931done:
866 if (idx == Color_bg && ! (Options & Opt_transparent))
867 XSetWindowBackground (display->display, TermWin.vt,
868 PixColors[Color_bg]);
869 932
933#if OFF_FOCUS_FADING
934 if (rs[Rs_fade])
935 {
936 rgba c;
937 pix_colors [Color_fade].get (c);
938 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
939 }
940#endif
941
870 /* handle Color_BD, scrollbar background, etc. */ 942 /*TODO: handle Color_BD, scrollbar background, etc. */
871 943
872 set_colorfgbg ();
873 recolour_cursor (); 944 recolour_cursor ();
874 /* the only reasonable way to enforce a clean update */ 945 scr_recolour ();
875 scr_poweron ();
876} 946}
877 947
878#else 948#else
879# define set_window_color (idx,color) ((void)0) 949# define set_window_color (idx,color) ((void)0)
880#endif /* XTERM_COLOR_CHANGE */ 950#endif /* XTERM_COLOR_CHANGE */
881 951
882void 952void
883rxvt_term::recolour_cursor () 953rxvt_term::recolour_cursor ()
884{ 954{
885#if TODO
886 rxvt_color xcol[2]; 955 XColor xcol[2];
887 956
888 xcol[0] = PixColors[Color_pointer]; 957 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
889 xcol[1] = PixColors[Color_bg]; 958 ? pix_colors_focused[Color_pointer_fg]
959 : pix_colors_focused[Color_fg];
960 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
961 ? pix_colors_focused[Color_pointer_bg]
962 : pix_colors_focused[Color_bg];
963
890 XQueryColors (display->display, XCMAP, xcol, 2); 964 XQueryColors (xdisp, cmap, xcol, 2);
891 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 965 XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
892#endif
893} 966}
894 967
895/*----------------------------------------------------------------------*/ 968/*----------------------------------------------------------------------*/
896/* 969/*
897 * find if fg/bg matches any of the normal (low-intensity) colors 970 * find if fg/bg matches any of the normal (low-intensity) colors
898 */ 971 */
899void 972void
900rxvt_term::set_colorfgbg () 973rxvt_term::set_colorfgbg ()
901{ 974{
902 unsigned int i; 975 unsigned int i;
903 const char *xpmb = "\0"; 976 const char *xpmb = "\0";
904 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 977 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
905 978
906 env_colorfgbg =
907 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
908 STRCPY (fstr, "default"); 979 strcpy (fstr, "default");
909 STRCPY (bstr, "default"); 980 strcpy (bstr, "default");
910 for (i = Color_Black; i <= Color_White; i++) 981 for (i = Color_Black; i <= Color_White; i++)
911 if (PixColors[Color_fg] == PixColors[i]) 982 if (pix_colors[Color_fg] == pix_colors[i])
912 { 983 {
913 sprintf (fstr, "%d", (i - Color_Black)); 984 sprintf (fstr, "%d", (i - Color_Black));
914 break; 985 break;
915 } 986 }
987
916 for (i = Color_Black; i <= Color_White; i++) 988 for (i = Color_Black; i <= Color_White; i++)
917 if (PixColors[Color_bg] == PixColors[i]) 989 if (pix_colors[Color_bg] == pix_colors[i])
918 { 990 {
919 sprintf (bstr, "%d", (i - Color_Black)); 991 sprintf (bstr, "%d", (i - Color_Black));
920#ifdef XPM_BACKGROUND 992#ifdef XPM_BACKGROUND
921 xpmb = "default;"; 993 xpmb = "default;";
922#endif 994#endif
923 break; 995 break;
924 } 996 }
925 997
926 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 998 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
927
928#ifndef NO_BRIGHTCOLOR
929 colorfgbg = DEFAULT_RSTYLE;
930 for (i = minCOLOR; i <= maxCOLOR; i++)
931 {
932 if (PixColors[Color_fg] == PixColors[i])
933 colorfgbg = SET_FGCOLOR (colorfgbg, i);
934 if (PixColors[Color_bg] == PixColors[i])
935 colorfgbg = SET_BGCOLOR (colorfgbg, i);
936 }
937#endif
938} 999}
939 1000
940/*----------------------------------------------------------------------*/ 1001/*----------------------------------------------------------------------*/
941/*
942 * Colour determination for low colour displays, routine from
943 * Hans de Goede <hans@highrise.nl>
944 */
945 1002
946int 1003bool
947rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1004rxvt_term::set_color (rxvt_color &color, const char *name)
948{ 1005{
949 if (!screen_in_out->set (display, colour)) 1006 if (color.set (this, name))
950 {
951 rxvt_print_error ("can't allocate colour: %s", colour);
952 return false;
953 }
954
955 return true; 1007 return true;
1008
1009 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1010 return false;
956} 1011}
957 1012
958/* -------------------------------------------------------------------- * 1013/* -------------------------------------------------------------------- *
959 * - WINDOW RESIZING - * 1014 * - WINDOW RESIZING - *
960 * -------------------------------------------------------------------- */ 1015 * -------------------------------------------------------------------- */
961void 1016void
962rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1017rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
963{ 1018{
964 int fix_screen; 1019 int fix_screen;
1020 int old_width = szHint.width;
1021 int old_height = szHint.height;
965 1022
966#ifdef SMART_RESIZE
967 int old_width = szHint.width, old_height = szHint.height;
968#endif
969
970 window_calc (width, height); 1023 window_calc (newwidth, newheight);
971 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1024 XSetWMNormalHints (xdisp, parent[0], &szHint);
1025
972 if (!ignoreparent) 1026 if (!ignoreparent)
973 { 1027 {
974#ifdef SMART_RESIZE 1028#ifdef SMART_RESIZE
975 /* 1029 /*
976 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1030 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
979 int x, y, x1, y1; 1033 int x, y, x1, y1;
980 int dx, dy; 1034 int dx, dy;
981 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1035 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
982 Window unused_cr; 1036 Window unused_cr;
983 1037
984 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1038 XTranslateCoordinates (xdisp, parent[0], display->root,
985 0, 0, &x, &y, &unused_cr); 1039 0, 0, &x, &y, &unused_cr);
986 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1040 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
987 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1041 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
988 /* 1042 /*
989 * if display->root isn't the parent window, a WM will probably have offset 1043 * if display->root isn't the parent window, a WM will probably have offset
990 * our position for handles and decorations. Counter it 1044 * our position for handles and decorations. Counter it
991 */ 1045 */
993 { 1047 {
994 x -= x1; 1048 x -= x1;
995 y -= y1; 1049 y -= y1;
996 } 1050 }
997 1051
998 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1052 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
999 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1053 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
1000 dx = old_width - szHint.width; 1054 dx = old_width - szHint.width;
1001 dy = old_height - szHint.height; 1055 dy = old_height - szHint.height;
1002 1056
1003 /* Check position of the center of the window */ 1057 /* Check position of the center of the window */
1004 if (x < x1) /* left half */ 1058 if (x < x1) /* left half */
1005 dx = 0; 1059 dx = 0;
1008 if (y < y1) /* top half */ 1062 if (y < y1) /* top half */
1009 dy = 0; 1063 dy = 0;
1010 else if (y == y1) /* exact center */ 1064 else if (y == y1) /* exact center */
1011 dy /= 2; 1065 dy /= 2;
1012 1066
1013 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1067 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
1014 szHint.width, szHint.height); 1068 szHint.width, szHint.height);
1015#else 1069#else
1016 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1070 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
1017 szHint.height);
1018#endif 1071#endif
1019
1020 } 1072 }
1021 1073
1022 fix_screen = (TermWin.ncol != prev_ncol 1074 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1023 || TermWin.nrow != prev_nrow);
1024 1075
1025 if (fix_screen || width != old_width || height != old_height) 1076 if (fix_screen || newwidth != old_width || newheight != old_height)
1026 { 1077 {
1027 if (scrollbar_visible ()) 1078 if (scrollBar.state)
1028 { 1079 {
1029 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1080 XMoveResizeWindow (xdisp, scrollBar.win,
1081 window_sb_x, 0,
1030 0, scrollbar_TotalWidth (), szHint.height); 1082 scrollbar_TotalWidth (), szHint.height);
1031 resize_scrollbar (); 1083 resize_scrollbar ();
1032 } 1084 }
1033 1085
1034 if (menubar_visible ()) 1086 XMoveResizeWindow (xdisp, vt,
1035 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1087 window_vt_x, window_vt_y,
1036 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
1037
1038 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
1039 window_vt_y, TermWin_TotalWidth (),
1040 TermWin_TotalHeight ()); 1088 width, height);
1041 scr_clear (height != old_height); 1089
1090 scr_clear ();
1042#ifdef XPM_BACKGROUND 1091#ifdef XPM_BACKGROUND
1043 resize_pixmap (); 1092 resize_pixmap ();
1044#endif 1093#endif
1045
1046 } 1094 }
1047 1095
1048 if (fix_screen || old_height == 0) 1096 if (fix_screen || old_height == 0)
1049 {
1050 int curr_screen = -1;
1051 int old_ncol = prev_ncol;
1052
1053 /* scr_reset only works on the primary screen */
1054 if (old_height) /* this is not the first time through */
1055 {
1056 unsigned int ncol = TermWin.ncol;
1057 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1058 curr_screen = scr_change_screen (PRIMARY);
1059 TermWin.ncol = ncol;
1060 }
1061
1062 scr_reset (); 1097 scr_reset ();
1063 1098
1064 if (curr_screen >= 0) /* this is not the first time through */ 1099#ifdef XPM_BACKGROUND
1065 { 1100 if (pixmap)
1066 scr_change_screen (curr_screen); 1101 scr_touch (false);
1067 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1102#endif
1068 }
1069 }
1070
1071 old_width = szHint.width;
1072 old_height = szHint.height;
1073 1103
1074#ifdef USE_XIM 1104#ifdef USE_XIM
1075 IMSetStatusPosition (); 1105 IMSetStatusPosition ();
1076#endif 1106#endif
1077} 1107}
1079/* 1109/*
1080 * Set the width/height of the vt window in characters. Units are pixels. 1110 * Set the width/height of the vt window in characters. Units are pixels.
1081 * good for toggling 80/132 columns 1111 * good for toggling 80/132 columns
1082 */ 1112 */
1083void 1113void
1084rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1114rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1085{ 1115{
1086 XWindowAttributes wattr; 1116 XWindowAttributes wattr;
1087 1117
1088 if (width == 0 || height == 0) 1118 if (newwidth == 0 || newheight == 0)
1089 { 1119 {
1090 XGetWindowAttributes (display->display, display->root, &wattr); 1120 XGetWindowAttributes (xdisp, display->root, &wattr);
1121
1091 if (width == 0) 1122 if (newwidth == 0)
1092 width = wattr.width - szHint.base_width; 1123 newwidth = wattr.width - szHint.base_width;
1093 if (height == 0) 1124 if (newheight == 0)
1094 height = wattr.height - szHint.base_height; 1125 newheight = wattr.height - szHint.base_height;
1095 }
1096 if (width != TermWin.width || height != TermWin.height)
1097 { 1126 }
1127
1128 if (newwidth != width || newheight != height)
1129 {
1098 width += szHint.base_width; 1130 newwidth += szHint.base_width;
1099 height += szHint.base_height; 1131 newheight += szHint.base_height;
1100 resize_all_windows (width, height, 0); 1132 resize_all_windows (newwidth, newheight, 0);
1101 } 1133 }
1102} 1134}
1103 1135
1104/* -------------------------------------------------------------------- * 1136/* -------------------------------------------------------------------- *
1105 * - X INPUT METHOD ROUTINES - * 1137 * - X INPUT METHOD ROUTINES - *
1106 * -------------------------------------------------------------------- */ 1138 * -------------------------------------------------------------------- */
1107#ifdef USE_XIM 1139#ifdef USE_XIM
1108 1140
1109void 1141void
1142rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1143{
1144 fg = pix_colors[Color_fg];
1145 bg = pix_colors[Color_bg];
1146}
1147
1148void
1110rxvt_term::im_set_size (XRectangle *size) 1149rxvt_term::im_set_size (XRectangle &size)
1111{ 1150{
1112 size->x = TermWin.int_bwidth; 1151 // the int_bwidth terms make no sense to me
1113 size->y = TermWin.int_bwidth; 1152 size.x = int_bwidth;
1114 size->width = Width2Pixel (TermWin.ncol); 1153 size.y = int_bwidth;
1115 size->height = Height2Pixel (TermWin.nrow); 1154 size.width = Width2Pixel (ncol) + int_bwidth;
1155 size.height = Height2Pixel (nrow) + int_bwidth;
1116} 1156}
1117 1157
1118void 1158void
1119rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1159rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1160 XRectangle &status_rect,
1161 const XRectangle &needed_rect)
1120{ 1162{
1121 *fg = PixColors[Color_fg]; 1163 preedit_rect.x = needed_rect.width;
1122 *bg = PixColors[Color_bg]; 1164 preedit_rect.y = 0;
1165 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1166 preedit_rect.height = fheight;
1167
1168 status_rect.x = 0;
1169 status_rect.y = 0;
1170 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1171 status_rect.height = fheight;
1123} 1172}
1124 1173
1125/* Checking whether input method is running. */ 1174/* Checking whether input method is running. */
1126bool 1175bool
1127rxvt_term::IMisRunning () 1176rxvt_term::IMisRunning ()
1128{ 1177{
1129 char *p; 1178 char *p;
1130 Atom atom; 1179 Atom atom;
1131 Window win; 1180 Window win;
1132 char server[IMBUFSIZ]; 1181 char server[IMBUFSIZ];
1133 1182
1134 /* get current locale modifier */ 1183 /* get current locale modifier */
1135 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1184 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1136 { 1185 {
1137 STRCPY (server, "@server="); 1186 strcpy (server, "@server=");
1138 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1187 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1188
1139 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1189 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1140 *p = '\0'; 1190 *p = '\0';
1141 1191
1142 atom = XInternAtom (display->display, server, False); 1192 atom = XInternAtom (xdisp, server, False);
1143 win = XGetSelectionOwner (display->display, atom); 1193 win = XGetSelectionOwner (xdisp, atom);
1194
1144 if (win != None) 1195 if (win != None)
1145 return True; 1196 return True;
1146 } 1197 }
1198
1147 return False; 1199 return False;
1148} 1200}
1149 1201
1150void 1202void
1151rxvt_term::IMSendSpot () 1203rxvt_term::IMSendSpot ()
1152{ 1204{
1153 XPoint spot; 1205 XPoint nspot;
1154 XVaNestedList preedit_attr; 1206 XVaNestedList preedit_attr;
1155 1207
1156 if (Input_Context == NULL 1208 if (!Input_Context
1157 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1209 || !focus
1158 || ! (event_type == KeyPress 1210 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1159 || event_type == Expose
1160 || event_type == NoExpose
1161 || event_type == SelectionNotify
1162 || event_type == ButtonRelease || event_type == FocusIn)
1163 || !IMisRunning ())
1164 return; 1211 return;
1165 1212
1166 im_set_position (&spot); 1213 im_set_position (nspot);
1214
1215 if (nspot.x == spot.x && nspot.y == spot.y)
1216 return;
1217
1218 spot = nspot;
1167 1219
1168 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1220 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1169 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1221 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1170 XFree (preedit_attr); 1222 XFree (preedit_attr);
1171} 1223}
1172 1224
1173void 1225void
1174rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1175 XRectangle * needed_rect)
1176{
1177 int mbh, vtx = 0;
1178
1179 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1180 vtx = scrollbar_TotalWidth ();
1181
1182 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1183 mbh -= TermWin.lineSpace;
1184
1185 preedit_rect->x = needed_rect->width + vtx;
1186 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1187
1188 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1189 preedit_rect->height = Height2Pixel (1);
1190
1191 status_rect->x = vtx;
1192 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1193
1194 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1195 status_rect->height = Height2Pixel (1);
1196}
1197
1198void
1199rxvt_term::im_destroy () 1226rxvt_term::im_destroy ()
1200{ 1227{
1201 if (Input_Context)
1202 {
1203 XDestroyIC (Input_Context);
1204 Input_Context = NULL;
1205 }
1206
1207 if (input_method) 1228 if (input_method)
1208 { 1229 {
1230 if (Input_Context && input_method->xim)
1231 XDestroyIC (Input_Context);
1232
1209 display->put_xim (input_method); 1233 display->put_xim (input_method);
1210 input_method = 0; 1234 input_method = 0;
1211 } 1235 }
1236
1237 Input_Context = 0;
1212} 1238}
1239
1240#ifdef ENABLE_XIM_ONTHESPOT
1241
1242static void
1243xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1244{
1245 ((rxvt_term *)client_data)->make_current ();
1246 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1247}
1248
1249static void
1250xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1251{
1252 ((rxvt_term *)client_data)->make_current ();
1253 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1254}
1255
1256static void
1257xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1258{
1259 rxvt_term *term = (rxvt_term *)client_data;
1260 XIMText *text = call_data->text;
1261
1262 term->make_current ();
1263
1264 if (text)
1265 {
1266 void *str;
1267
1268 if (!text->encoding_is_wchar && text->string.multi_byte)
1269 {
1270 // of course, X makes it ugly again
1271 if (term->rs[Rs_imLocale])
1272 SET_LOCALE (term->rs[Rs_imLocale]);
1273
1274 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1275 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1276
1277 if (term->rs[Rs_imLocale])
1278 SET_LOCALE (term->locale);
1279 }
1280 else
1281 str = (void *)text->string.wide_char;
1282
1283 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1284 DT_INT, call_data->caret,
1285 DT_INT, call_data->chg_first,
1286 DT_INT, call_data->chg_length,
1287 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1288 DT_WCS_LEN, str, str ? (int)text->length : 0,
1289 DT_END));
1290 }
1291 else
1292 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1293 DT_INT, call_data->caret,
1294 DT_INT, call_data->chg_first,
1295 DT_INT, call_data->chg_length,
1296 DT_END));
1297}
1298
1299#if 0
1300static void
1301xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1302{
1303 ((rxvt_term *)client_data)->make_current ();
1304 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1305 DT_INT, call_data->position,
1306 DT_INT, call_data->direction,
1307 DT_INT, call_data->style,
1308 DT_END));
1309}
1310#endif
1311
1312#endif
1213 1313
1214/* 1314/*
1215 * Try to open a XIM with the current modifiers, then see if we can 1315 * Try to open a XIM with the current modifiers, then see if we can
1216 * open a suitable preedit type 1316 * open a suitable preedit type
1217 */ 1317 */
1218bool 1318bool
1219rxvt_term::IM_get_IC (const char *modifiers) 1319rxvt_term::IM_get_IC (const char *modifiers)
1220{ 1320{
1221 int i, j, found; 1321 int i, j, found;
1222 XIM xim; 1322 XIM xim;
1223 XPoint spot; 1323 XPoint spot;
1224 XRectangle rect, status_rect, needed_rect; 1324 XRectangle rect, status_rect, needed_rect;
1225 unsigned long fg, bg; 1325 unsigned long fg, bg;
1226 const char *p; 1326 const char *p;
1227 char **s; 1327 char **s;
1228 XIMStyles *xim_styles; 1328 XIMStyles *xim_styles;
1229 XVaNestedList preedit_attr, status_attr; 1329#ifdef ENABLE_XIM_ONTHESPOT
1330 XIMCallback xcb[4];
1331#endif
1332
1333 set_environ (envv);
1230 1334
1231 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1335 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1232 return false; 1336 return false;
1233 1337
1234 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1235 input_method = display->get_xim (locale, modifiers); 1338 input_method = display->get_xim (locale, modifiers);
1236 if (input_method == NULL) 1339 if (input_method == NULL)
1237 return false; 1340 return false;
1238 1341
1239 xim = input_method->xim; 1342 xim = input_method->xim;
1343 spot.x = spot.y = -1;
1240 1344
1241 xim_styles = NULL; 1345 xim_styles = NULL;
1242 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1346 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1243 || !xim_styles || !xim_styles->count_styles) 1347 || !xim_styles || !xim_styles->count_styles)
1244 { 1348 {
1245 display->put_xim (input_method); 1349 im_destroy ();
1246 return false; 1350 return false;
1247 } 1351 }
1248 1352
1249 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1353 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1354
1355 for (int pi = 0; pi < 2; pi++)
1356 {
1357 p = pet[pi];
1358
1359 if (!p)
1360 continue;
1361
1250 s = rxvt_splitcommastring (p); 1362 s = rxvt_splitcommastring (p);
1363
1251 for (i = found = 0; !found && s[i]; i++) 1364 for (i = found = 0; !found && s[i]; i++)
1252 { 1365 {
1253 if (!STRCMP (s[i], "OverTheSpot")) 1366 if (!strcmp (s[i], "OverTheSpot"))
1254 input_style = (XIMPreeditPosition | XIMStatusNothing); 1367 input_style = XIMPreeditPosition | XIMStatusNothing;
1255 else if (!STRCMP (s[i], "OffTheSpot")) 1368 else if (!strcmp (s[i], "OffTheSpot"))
1256 input_style = (XIMPreeditArea | XIMStatusArea); 1369 input_style = XIMPreeditArea | XIMStatusArea;
1257 else if (!STRCMP (s[i], "Root")) 1370 else if (!strcmp (s[i], "Root"))
1258 input_style = (XIMPreeditNothing | XIMStatusNothing); 1371 input_style = XIMPreeditNothing | XIMStatusNothing;
1372 else if (!strcmp (s[i], "None"))
1373 input_style = XIMPreeditNone | XIMStatusNone;
1374#ifdef ENABLE_XIM_ONTHESPOT
1375 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1376 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1377#endif
1378 else
1379 input_style = XIMPreeditNothing | XIMStatusNothing;
1259 1380
1260 for (j = 0; j < xim_styles->count_styles; j++) 1381 for (j = 0; j < xim_styles->count_styles; j++)
1261 if (input_style == xim_styles->supported_styles[j]) 1382 if (input_style == xim_styles->supported_styles[j])
1262 { 1383 {
1384 rxvt_freecommastring (s);
1385
1263 found = 1; 1386 found = 1;
1264 break; 1387 goto foundpet;
1388 }
1389
1265 } 1390 }
1266 }
1267 1391
1268 for (i = 0; s[i]; i++) 1392 rxvt_freecommastring (s);
1269 free (s[i]); 1393 }
1270 1394
1271 free (s); 1395foundpet:
1396
1272 XFree (xim_styles); 1397 XFree (xim_styles);
1273 1398
1274 if (!found) 1399 if (!found)
1275 { 1400 {
1276 display->put_xim (input_method); 1401 im_destroy ();
1277 return false; 1402 return false;
1278 } 1403 }
1279 1404
1280 preedit_attr = status_attr = NULL; 1405 XFontSet fs = 0;
1406 XVaNestedList preedit_attr = 0, status_attr = 0;
1407
1408 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1409 {
1410 // fake us a font-set, please
1411 char **missing_charset_list;
1412 int missing_charset_count;
1413 char *def_string;
1414 char pat[512];
1415
1416 sprintf (pat,
1417 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1418 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1419 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1420 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1421 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1422 "*",
1423 fheight,
1424 fheight + 1, fheight - 1,
1425 fheight - 2, fheight + 2);
1426
1427 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1428 &missing_charset_list, &missing_charset_count, &def_string);
1429
1430 if (missing_charset_list)
1431 XFreeStringList (missing_charset_list);
1432
1433 if (!fs)
1434 {
1435 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1436 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1437 }
1438 }
1281 1439
1282 if (input_style & XIMPreeditPosition) 1440 if (input_style & XIMPreeditPosition)
1283 { 1441 {
1284 im_set_size (&rect); 1442 im_set_size (rect);
1285 im_set_position (&spot); 1443 im_set_position (spot);
1286 im_set_color (&fg, &bg); 1444 im_set_color (fg, bg);
1287 1445
1288 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1446 preedit_attr = XVaCreateNestedList (0,
1447 XNForeground, fg,
1448 XNBackground, bg,
1449 XNArea, &rect,
1289 XNSpotLocation, &spot, 1450 XNSpotLocation, &spot,
1290 XNForeground, fg, XNBackground, bg,
1291 //XNFontSet, TermWin.fontset, 1451 XNFontSet, fs,
1292 NULL); 1452 NULL);
1293 } 1453 }
1294 else if (input_style & XIMPreeditArea) 1454 else if (input_style & XIMPreeditArea)
1295 { 1455 {
1296 im_set_color (&fg, &bg); 1456 im_set_color (fg, bg);
1297 1457
1298 /* 1458 /*
1299 * The necessary width of preedit area is unknown 1459 * The necessary width of preedit area is unknown
1300 * until create input context. 1460 * until create input context.
1301 */ 1461 */
1302 needed_rect.width = 0; 1462 needed_rect.width = 0;
1303
1304 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1463 im_set_preedit_area (rect, status_rect, needed_rect);
1305 1464
1306 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1465 preedit_attr = XVaCreateNestedList (0,
1466 XNForeground, fg,
1307 XNForeground, fg, XNBackground, bg, 1467 XNBackground, bg,
1468 XNArea, &rect,
1469 XNFontSet, fs,
1470 NULL);
1471 status_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1473 XNBackground, bg,
1474 XNArea, &status_rect,
1308 //XNFontSet, TermWin.fontset, 1475 XNFontSet, fs,
1309 NULL); 1476 NULL);
1310 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1477 }
1311 XNForeground, fg, XNBackground, bg, 1478#if ENABLE_XIM_ONTHESPOT
1312 //XNFontSet, TermWin.fontset, 1479 else if (input_style & XIMPreeditCallbacks)
1480 {
1481 im_set_position (spot);
1482
1483 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1484 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1485 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1486# if 0
1487 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1488# endif
1489
1490 preedit_attr = XVaCreateNestedList (0,
1491 XNSpotLocation, &spot,
1492 XNPreeditStartCallback, &xcb[0],
1493 XNPreeditDoneCallback , &xcb[1],
1494 XNPreeditDrawCallback , &xcb[2],
1495# if 0
1496 XNPreeditCaretCallback, &xcb[3],
1497# endif
1313 NULL); 1498 NULL);
1314 } 1499 }
1500#endif
1315 1501
1316 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1502 Input_Context = XCreateIC (xim,
1503 XNInputStyle, input_style,
1317 XNClientWindow, TermWin.parent[0], 1504 XNClientWindow, vt,
1318 XNFocusWindow, TermWin.parent[0], 1505 XNFocusWindow, parent[0],
1319 preedit_attr ? XNPreeditAttributes : NULL, 1506 preedit_attr ? XNPreeditAttributes : NULL,
1320 preedit_attr, 1507 preedit_attr,
1321 status_attr ? XNStatusAttributes : NULL, 1508 status_attr ? XNStatusAttributes : NULL,
1322 status_attr, NULL); 1509 status_attr, NULL);
1510
1323 if (preedit_attr) XFree (preedit_attr); 1511 if (preedit_attr) XFree (preedit_attr);
1324 if (status_attr) XFree (status_attr); 1512 if (status_attr) XFree (status_attr);
1513 if (fs) XFreeFontSet (xdisp, fs);
1325 1514
1326 if (Input_Context == NULL) 1515 if (Input_Context == NULL)
1327 { 1516 {
1328 rxvt_print_error ("failed to create input context"); 1517 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1329 display->put_xim (input_method); 1518 im_destroy ();
1330 return false; 1519 return false;
1331 } 1520 }
1521
1522#if 0
1523 // unfortunately, only the focus window is used by XIM, hard to fix
1524 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1525 vt_select_input ();
1526#endif
1332 1527
1333 if (input_style & XIMPreeditArea) 1528 if (input_style & XIMPreeditArea)
1334 IMSetStatusPosition (); 1529 IMSetStatusPosition ();
1335 1530
1336 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1337 return true; 1531 return true;
1338} 1532}
1339 1533
1340void 1534void
1341rxvt_term::im_cb () 1535rxvt_term::im_cb ()
1342{ 1536{
1343 int i, found, had_im; 1537 int i;
1344 const char *p; 1538 const char *p;
1345 char **s; 1539 char **s;
1346 char buf[IMBUFSIZ]; 1540 char buf[IMBUFSIZ];
1347 1541
1542 make_current ();
1543
1348 im_destroy (); 1544 im_destroy ();
1349 1545
1350 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1351 if (Input_Context) 1546 if (Input_Context)
1352 return; 1547 return;
1353 1548
1354#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1549#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1355 if (rs[Rs_imLocale]) 1550 if (rs[Rs_imLocale])
1360 if (p && *p) 1555 if (p && *p)
1361 { 1556 {
1362 bool found = false; 1557 bool found = false;
1363 1558
1364 s = rxvt_splitcommastring (p); 1559 s = rxvt_splitcommastring (p);
1560
1365 for (i = 0; s[i]; i++) 1561 for (i = 0; s[i]; i++)
1366 { 1562 {
1367 if (*s[i]) 1563 if (*s[i])
1368 { 1564 {
1369 STRCPY (buf, "@im="); 1565 strcpy (buf, "@im=");
1370 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1566 strncat (buf, s[i], IMBUFSIZ - 5);
1371 if (IM_get_IC (buf)) 1567 if (IM_get_IC (buf))
1372 { 1568 {
1373 found = true; 1569 found = true;
1374 break; 1570 break;
1375 } 1571 }
1376 } 1572 }
1377 } 1573 }
1378 for (i = 0; s[i]; i++) 1574
1379 free (s[i]); 1575 rxvt_freecommastring (s);
1380 free (s);
1381 1576
1382 if (found) 1577 if (found)
1383 goto done; 1578 goto done;
1384 } 1579 }
1385 1580
1399} 1594}
1400 1595
1401void 1596void
1402rxvt_term::IMSetStatusPosition () 1597rxvt_term::IMSetStatusPosition ()
1403{ 1598{
1404 XRectangle preedit_rect, status_rect, *needed_rect; 1599 XRectangle preedit_rect, status_rect, *needed_rect;
1405 XVaNestedList preedit_attr, status_attr; 1600 XVaNestedList preedit_attr, status_attr;
1406 1601
1407 if (Input_Context == NULL 1602 if (!Input_Context
1603 || !focus
1408 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1604 || !(input_style & XIMPreeditArea)
1409 || !IMisRunning ()) 1605 || !IMisRunning ())
1410 return; 1606 return;
1411 1607
1412 /* Getting the necessary width of preedit area */ 1608 /* Getting the necessary width of preedit area */
1413 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1609 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1414 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1610 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1415 XFree (status_attr); 1611 XFree (status_attr);
1416 1612
1417 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1613 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1614 XFree (needed_rect);
1418 1615
1419 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1616 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1420 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1617 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1421 1618
1422 XSetICValues (Input_Context, 1619 XSetICValues (Input_Context,
1423 XNPreeditAttributes, preedit_attr, 1620 XNPreeditAttributes, preedit_attr,
1424 XNStatusAttributes, status_attr, NULL); 1621 XNStatusAttributes, status_attr, NULL);
1425 1622
1426 XFree (preedit_attr); 1623 XFree (preedit_attr);
1427 XFree (status_attr); 1624 XFree (status_attr);
1428} 1625}
1429#endif /* USE_XIM */ 1626#endif /* USE_XIM */
1430 1627
1431/*----------------------------------------------------------------------*/
1432rxvt_t rxvt_current_term;
1433
1434/*----------------------- end-of-file (C source) -----------------------*/ 1628/*----------------------- end-of-file (C source) -----------------------*/

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