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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.33 by pcg, Fri Feb 13 13:28:17 2004 UTC vs.
Revision 1.331 by sf-exg, Mon Jul 26 22:07:38 2010 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2008 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
40#include <cassert>
36#include <signal.h> 41#include <csignal>
37
38#ifdef TTY_GID_SUPPORT
39# include <grp.h>
40#endif
41
42#ifdef HAVE_TERMIOS_H
43# include <termios.h>
44#endif
45
46#include <cstring> 42#include <cstring>
47 43
44#include <termios.h>
45
46#ifdef HAVE_XSETLOCALE
47# define X_LOCALE
48# include <X11/Xlocale.h>
49#else
50# ifdef HAVE_SETLOCALE
51# include <clocale>
52# endif
53#endif
54
55vector<rxvt_term *> rxvt_term::termlist;
56
57// used to tell global functions which terminal instance is "active"
58rxvt_t rxvt_current_term;
59
48static char curlocale[128]; 60static char curlocale[128], savelocale[128];
49 61
50void 62bool
51rxvt_set_locale (const char *locale) 63rxvt_set_locale (const char *locale) NOTHROW
52{ 64{
53 if (locale && STRNCMP (locale, curlocale, 128)) 65 int size = strlen (locale) + 1;
54 { 66
55 STRNCPY (curlocale, locale, 128); 67 if (size > sizeof (curlocale))
68 rxvt_fatal ("locale string too long, aborting.\n");
69
70 if (!locale || !memcmp (locale, curlocale, size))
71 return false;
72
73 memcpy (curlocale, locale, size);
56 setlocale (LC_CTYPE, curlocale); 74 setlocale (LC_CTYPE, curlocale);
57 } 75 return true;
58} 76}
59 77
60void * 78void
61rxvt_term::operator new (size_t s) 79rxvt_push_locale (const char *locale) NOTHROW
62{ 80{
63 void *p = malloc (s); 81 strcpy (savelocale, curlocale);
82 rxvt_set_locale (locale);
83}
64 84
65 MEMSET (p, 0, s); 85void
86rxvt_pop_locale () NOTHROW
87{
88 rxvt_set_locale (savelocale);
89}
90
91#if ENABLE_COMBINING
92class rxvt_composite_vec rxvt_composite;
93
94text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
95{
96 compose_char *cc;
97
98 // break compose chains, as stupid readline really likes to duplicate
99 // composing characters for some reason near the end of a line.
100 cc = (*this)[c1];
101 while (cc)
102 {
103 if (cc->c2 == c2) return c1;
104 cc = (*this)[cc->c1];
105 }
106
107 // check to see whether this combination already exists otherwise
108 for (cc = v.end (); cc-- > v.begin (); )
109 {
110 if (cc->c1 == c1 && cc->c2 == c2)
111 return COMPOSE_LO + (cc - v.begin ());
112 }
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
66 return p; 150 return len;
67}
68 151
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 152}
153#endif
74 154
75rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
76 : 156{
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 157#if HAVE_BG_PIXMAP
78 termwin_ev (this, &rxvt_term::x_cb), 158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
79 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif 159#endif
86#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
88#endif 162#endif
89#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
91#endif 181#endif
92#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
94#endif 184#endif
95 check_ev (this, &rxvt_term::check_cb), 185#ifndef NO_BELL
96 destroy_ev (this, &rxvt_term::destroy_cb), 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
97 pty_ev (this, &rxvt_term::pty_cb), 187#endif
98 incr_ev (this, &rxvt_term::incr_cb), 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
193 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195
196 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
197
198 termlist.push_back (this);
199
200#ifdef KEYSYM_RESOURCE
201 keyboard = new keyboard_manager;
202#endif
203}
204
205// clean up the most important stuff, do *not* call x or free mem etc.
206// for use before an emergency exit
207void
208rxvt_term::emergency_cleanup ()
209{
210 if (cmd_pid)
211 kill (-cmd_pid, SIGHUP);
212
213 pty_ev.stop ();
214 delete pty; pty = 0;
215}
216
217rxvt_term::~rxvt_term ()
218{
219 termlist.erase (find (termlist.begin (), termlist.end(), this));
220
221 emergency_cleanup ();
222
223#if ENABLE_STYLES
224 for (int i = RS_styleCount; --i; )
225 if (fontset[i] != fontset[0])
226 delete fontset[i];
227#endif
228 delete fontset[0];
229
230#ifdef HAVE_BG_PIXMAP
231 bgPixmap.destroy ();
232#endif
233#ifdef HAVE_AFTERIMAGE
234 if (asv)
235 destroy_asvisual (asv, 0);
236 if (asimman)
237 destroy_image_manager (asimman, 0);
238#endif
239
240 if (display)
241 {
242 selection_clear ();
243 selection_clear (true);
244
99#ifdef USE_XIM 245#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 246 im_destroy ();
101#endif 247#endif
102{ 248 scrollBar.destroy ();
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 249 if (gc) XFreeGC (dpy, gc);
104}
105 250
106rxvt_term::~rxvt_term () 251 delete drawable;
107{ 252 // destroy all windows
108 if (cmd_fd >= 0) 253 if (parent[0])
109 close (cmd_fd); 254 XDestroyWindow (dpy, parent[0]);
255
256 for (int i = 0; i < TOTAL_COLORS; i++)
257 if (ISSET_PIXCOLOR (i))
258 {
259 pix_colors_focused [i].free (this);
260#if OFF_FOCUS_FADING
261 pix_colors_unfocused [i].free (this);
262#endif
263 }
264
265 clear ();
266
267 display->flush (); /* ideally .put should do this */
268 displays.put (display);
269 }
110 270
111 scr_release (); 271 scr_release ();
112 272
113 free (env_windowid); 273 /* clear all resources */
274 for (int i = 0; i < allocated.size (); i++)
275 free (allocated [i]);
276
277 free (selection.text);
278 free (selection.clip_text);
279 // TODO: manage env vars in child only(!)
114 free (env_display); 280 free (env_display);
115 free (env_term); 281 free (env_term);
116 free (env_colorfgbg);
117 free (locale); 282 free (locale);
118 free (codeset); 283 free (v_buffer);
119 284 free (incr_buf);
120#ifndef NO_SETOWNER_TTYDEV
121 privileged_ttydev (RESTORE);
122#endif
123#ifdef UTMP_SUPPORT
124 privileged_utmp (RESTORE);
125#endif
126
127 // TODO: free pixcolours, colours should become part of rxvt_display
128
129 delete PixColors;
130 delete TermWin.fontset;
131
132 displays.put (display);
133 285
134 delete envv; 286 delete envv;
135 delete argv; 287 delete argv;
288
289#ifdef KEYSYM_RESOURCE
290 delete keyboard;
291#endif
292#ifndef NO_RESOURCES
293 XrmDestroyDatabase (option_db);
294#endif
295}
296
297// child has exited, usually destroys
298void
299rxvt_term::child_cb (ev::child &w, int status)
300{
301 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
302
303 cmd_pid = 0;
304
305 if (!option (Opt_hold))
306 destroy ();
136} 307}
137 308
138void 309void
139rxvt_term::destroy () 310rxvt_term::destroy ()
140{ 311{
312 if (destroy_ev.is_active ())
313 return;
314
315 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
316
317#if ENABLE_OVERLAY
318 scr_overlay_off ();
319#endif
320
141 if (display) 321 if (display)
142 { 322 {
143 if (TermWin.parent[0]) 323#if USE_XIM
144 XDestroyWindow (display->display, TermWin.parent[0]); 324 im_ev.stop (display);
145 325#endif
326 scrollbar_ev.stop (display);
327#if ENABLE_TRANSPARENCY || ENABLE_PERL
146 rootwin_ev.stop (display); 328 rootwin_ev.stop (display);
329#endif
330 incr_ev.stop ();
147 termwin_ev.stop (display); 331 termwin_ev.stop (display);
148 vt_ev.stop (display); 332 vt_ev.stop (display);
149
150#ifdef USE_XIM
151 im_destroy ();
152 im_ev.stop (display);
153#endif
154#ifdef HAVE_SCROLLBARS
155 scrollbar_ev.stop (display);
156#endif
157#ifdef MENUBAR
158 menubar_ev.stop (display);
159#endif
160 } 333 }
161 334
162 check_ev.stop (); 335 flush_ev.stop ();
163 pty_ev.stop (); 336 pty_ev.stop ();
164#ifdef CURSOR_BLINK 337#ifdef CURSOR_BLINK
165 cursor_blink_ev.stop (); 338 cursor_blink_ev.stop ();
166#endif 339#endif
167#ifdef TEXT_BLINK 340#ifdef TEXT_BLINK
168 text_blink_ev.stop (); 341 text_blink_ev.stop ();
169#endif 342#endif
343#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
344 cont_scroll_ev.stop ();
345#endif
346#ifdef SELECTION_SCROLLING
347 sel_scroll_ev.stop ();
348#endif
170#ifdef POINTER_BLANK 349#ifdef POINTER_BLANK
171 pointer_ev.stop (); 350 pointer_ev.stop ();
172#endif 351#endif
173 352
174 destroy_ev.start (0); 353 destroy_ev.start ();
175} 354}
176 355
177void 356void
178rxvt_term::destroy_cb (time_watcher &w) 357rxvt_term::destroy_cb (ev::idle &w, int revents)
179{ 358{
180 SET_R (this); 359 make_current ();
181 360
182 delete this; 361 delete this;
183}
184
185/*----------------------------------------------------------------------*/
186/* rxvt_init () */
187/* LIBPROTO */
188rxvt_t
189rxvt_init (int argc, const char *const *argv)
190{
191 SET_R (new rxvt_term);
192
193 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
194 {
195 delete GET_R;
196 SET_R (0);
197 }
198
199 return GET_R;
200}
201
202static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
203
204void
205rxvt_init_signals ()
206{
207 /* install exit handler for cleanup */
208#if 0
209#ifdef HAVE_ATEXIT
210 atexit (rxvt_clean_exit);
211#else
212#endif
213#endif
214
215 struct sigaction sa;
216
217 sigfillset (&sa.sa_mask);
218 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
219 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
220 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
221 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
222 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
224 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
225
226 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
227 /* signal (SIGURG, SIG_DFL); */
228
229 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
230 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
231}
232
233bool
234rxvt_term::init (int argc, const char *const *argv)
235{
236 /*
237 * Save and then give up any super-user privileges
238 * If we need privileges in any area then we must specifically request it.
239 * We should only need to be root in these cases:
240 * 1. write utmp entries on some systems
241 * 2. chown tty on some systems
242 */
243 privileges (SAVE);
244 privileges (IGNORE);
245
246 init_secondary ();
247
248 const char **cmd_argv = init_resources (argc, argv);
249
250 set_locale ("");
251
252#if (MENUBAR_MAX)
253 menubar_read (rs[Rs_menu]);
254#endif
255#ifdef HAVE_SCROLLBARS
256 if (Options & Opt_scrollBar)
257 scrollBar.setIdle (); /* set existence for size calculations */
258#endif
259
260 create_windows (argc, argv);
261
262 init_xlocale ();
263
264 scr_reset (); /* initialize screen */
265#ifdef RXVT_GRAPHICS
266 Gr_reset (); /* reset graphics */
267#endif
268
269#if 0
270#ifdef DEBUG_X
271 XSynchronize (display->display, True);
272#endif
273#endif
274
275#ifdef HAVE_SCROLLBARS
276 if (Options & Opt_scrollBar)
277 resize_scrollbar (); /* create and map scrollbar */
278#endif
279#if (MENUBAR_MAX)
280 if (menubar_visible (r))
281 XMapWindow (display->display, menuBar.win);
282#endif
283#ifdef TRANSPARENT
284 if (Options & Opt_transparent)
285 {
286 XSelectInput (display->display, display->root, PropertyChangeMask);
287 check_our_parents ();
288 }
289#endif
290
291 rootwin_ev.start (display, display->root);
292
293 XMapWindow (display->display, TermWin.vt);
294 XMapWindow (display->display, TermWin.parent[0]);
295
296 init_command (cmd_argv);
297
298 pty_ev.start (cmd_fd, EVENT_READ);
299
300 check_ev.start ();
301
302 return true;
303}
304
305/* ------------------------------------------------------------------------- *
306 * SIGNAL HANDLING & EXIT HANDLER *
307 * ------------------------------------------------------------------------- */
308/*
309 * Catch a SIGCHLD signal and exit if the direct child has died
310 */
311/* ARGSUSED */
312/* EXTPROTO */
313RETSIGTYPE
314rxvt_Child_signal (int sig __attribute__ ((unused)))
315{
316 int pid, save_errno = errno;
317 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
318 ;
319 errno = save_errno;
320
321#if 0
322 if (pid == cmd_pid)
323 exit (EXIT_SUCCESS);
324#endif
325}
326
327/*
328 * Catch a fatal signal and tidy up before quitting
329 */
330/* EXTPROTO */
331RETSIGTYPE
332rxvt_Exit_signal (int sig)
333{
334 signal (sig, SIG_DFL);
335#ifdef DEBUG_CMD
336 rxvt_print_error ("signal %d", sig);
337#endif
338 rxvt_clean_exit ();
339 kill (getpid (), sig);
340}
341
342/* INTPROTO */
343int
344rxvt_xerror_handler (Display *display, XErrorEvent *event)
345{
346 if (GET_R->allowedxerror == -1)
347 GET_R->allowedxerror = event->error_code;
348 else
349 {
350 old_xerror_handler (display, event);
351 GET_R->destroy ();
352 }
353
354 return 0;
355} 362}
356 363
357/*----------------------------------------------------------------------*/ 364/*----------------------------------------------------------------------*/
358/* 365/*
359 * Exit gracefully, clearing the utmp entry and restoring tty attributes 366 * Exit gracefully, clearing the utmp entry and restoring tty attributes
360 * TODO: if debugging, this should free up any known resources if we can 367 * TODO: if debugging, this should free up any known resources if we can
361 */ 368 */
362/* EXTPROTO */ 369static XErrorHandler old_xerror_handler;
363void
364rxvt_clean_exit ()
365{
366 // TODO: rxvtd should clean up all ressources
367 if (GET_R)
368 GET_R->destroy ();
369}
370 370
371/* ------------------------------------------------------------------------- * 371static void
372 * MEMORY ALLOCATION WRAPPERS * 372rxvt_emergency_cleanup ()
373 * ------------------------------------------------------------------------- */
374/* EXTPROTO */
375void *
376rxvt_malloc (size_t size)
377{ 373{
378 void *p; 374 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379 375 (*t)->emergency_cleanup ();
380 p = malloc (size);
381 if (p)
382 return p;
383
384 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
385 rxvt_clean_exit ();
386 exit (EXIT_FAILURE);
387 /* NOTREACHED */
388} 376}
389 377
390/* EXTPROTO */ 378#if !ENABLE_MINIMAL
391void * 379static void
392rxvt_calloc (size_t number, size_t size) 380print_x_error (Display *dpy, XErrorEvent *event)
393{ 381{
394 void *p; 382 char buffer[BUFSIZ];
395 383 char mesg[BUFSIZ];
396 p = calloc (number, size); 384 char number[32];
397 if (p) 385 char *mtype = "XlibMessage";
398 return p; 386 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
399 387 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
400 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 388 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
401 rxvt_clean_exit (); 389 rxvt_warn ("%s: %s\n", mesg, buffer);
402 exit (EXIT_FAILURE); 390 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
403 /* NOTREACHED */ 391 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
392 sprintf(number, "%d", event->request_code);
393 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
394 rxvt_warn ("(which is %s)\n", buffer);
395 if (event->request_code >= 128) {
396 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
397 mesg, BUFSIZ);
398 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
399 }
400 if ((event->error_code == BadWindow) ||
401 (event->error_code == BadPixmap) ||
402 (event->error_code == BadCursor) ||
403 (event->error_code == BadFont) ||
404 (event->error_code == BadDrawable) ||
405 (event->error_code == BadColor) ||
406 (event->error_code == BadGC) ||
407 (event->error_code == BadIDChoice) ||
408 (event->error_code == BadValue) ||
409 (event->error_code == BadAtom)) {
410 if (event->error_code == BadValue)
411 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
412 mesg, BUFSIZ);
413 else if (event->error_code == BadAtom)
414 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
415 mesg, BUFSIZ);
416 else
417 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
418 mesg, BUFSIZ);
419 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
420 }
421 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
404} 424}
425#endif
405 426
406/* EXTPROTO */ 427int
407void * 428rxvt_xerror_handler (Display *display, XErrorEvent *event)
408rxvt_realloc (void *ptr, size_t size)
409{ 429{
410 void *p; 430 if (GET_R->allowedxerror == -1)
411 431 GET_R->allowedxerror = event->error_code;
412 if (ptr)
413 p = realloc (ptr, size);
414 else 432 else
415 p = malloc (size); 433 {
416 if (p) 434 // GET_R is most likely not the terminal which caused the error,
435 // so just output the error and continue
436#if ENABLE_MINIMAL
437 old_xerror_handler (display, event);
438#else
439 print_x_error (display, event);
440#endif
441 }
442
417 return p; 443 return 0;
444}
418 445
419 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting"); 446int
420 rxvt_clean_exit (); 447rxvt_xioerror_handler (Display *display)
448{
449 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
450 DisplayString (display));
451 rxvt_emergency_cleanup ();
421 exit (EXIT_FAILURE); 452 _exit (EXIT_FAILURE);
422 /* NOTREACHED */
423} 453}
424 454
425/* ------------------------------------------------------------------------- * 455static struct sig_handlers
426 * PRIVILEGED OPERATIONS *
427 * ------------------------------------------------------------------------- */
428/* take care of suid/sgid super-user (root) privileges */
429void
430rxvt_term::privileges (int mode)
431{ 456{
432#if ! defined(__CYGWIN32__) 457 ev::sig sw_term, sw_int;
433# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 458
434 /* setreuid () is the poor man's setuid (), seteuid () */ 459 /*
435# define seteuid(a) setreuid(-1, (a)) 460 * Catch a fatal signal and tidy up before quitting
436# define setegid(a) setregid(-1, (a)) 461 */
437# define HAVE_SETEUID 462 void sig_term (ev::sig &w, int revents);
438# endif 463
439# ifdef HAVE_SETEUID 464 sig_handlers ()
440 switch (mode)
441 { 465 {
442 case IGNORE: 466 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
443 /* 467 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
444 * change effective uid/gid - not real uid/gid - so we can switch
445 * back to root later, as required
446 */
447 seteuid (getuid ());
448 setegid (getgid ());
449 break;
450 case SAVE:
451 euid = geteuid ();
452 egid = getegid ();
453 break;
454 case RESTORE:
455 seteuid (euid);
456 setegid (egid);
457 break;
458 } 468 }
459# else 469} sig_handlers;
460 switch (mode)
461 {
462 case IGNORE:
463 setuid (getuid ());
464 setgid (getgid ());
465 /* FALLTHROUGH */
466 case SAVE:
467 /* FALLTHROUGH */
468 case RESTORE:
469 break;
470 }
471# endif
472#endif
473}
474 470
475#ifdef UTMP_SUPPORT
476void 471void
477rxvt_term::privileged_utmp (char action) 472sig_handlers::sig_term (ev::sig &w, int revents)
478{ 473{
479 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)", 474 rxvt_emergency_cleanup ();
480 action, next_utmp_action, getpid ())); 475 w.stop ();
481 if (next_utmp_action != action || (action != SAVE && action != RESTORE) 476 kill (getpid (), w.signum);
482 || (Options & Opt_utmpInhibit)
483 || ttydev == NULL || *ttydev == '\0')
484 return;
485
486 privileges (RESTORE);
487 if (action == SAVE)
488 {
489 next_utmp_action = RESTORE;
490 makeutent (ttydev, rs[Rs_display_name]);
491 }
492 else
493 { /* action == RESTORE */
494 next_utmp_action = IGNORE;
495 cleanutent ();
496 }
497 privileges (IGNORE);
498} 477}
499#endif
500 478
501#ifndef NO_SETOWNER_TTYDEV 479char **rxvt_environ; // startup environment
502void
503rxvt_term::privileged_ttydev (char action)
504{
505 D_MAIN ((stderr,
506 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
507 action, next_tty_action, getpid ()));
508 if (next_tty_action != action || (action != SAVE && action != RESTORE)
509 || ttydev == NULL || *ttydev == '\0')
510 return;
511 480
512 privileges (RESTORE); 481void
482rxvt_init ()
483{
484 assert (("fontMask must not overlap other RS masks",
485 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
513 486
514 if (action == SAVE) 487 // get rid of stdin/stdout as we don't need them, to free resources
515 { 488 dup2 (STDERR_FILENO, STDIN_FILENO);
516 next_tty_action = RESTORE; 489 dup2 (STDERR_FILENO, STDOUT_FILENO);
517# ifndef RESET_TTY_TO_COMMON_DEFAULTS
518 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
519 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
520 next_tty_action = IGNORE;
521 else
522# endif
523 490
524 { 491 ptytty::init ();
525 chown (ttydev, getuid (), ttygid); /* fail silently */
526 chmod (ttydev, ttymode);
527# ifdef HAVE_REVOKE
528 revoke (ttydev);
529# endif
530 492
531 } 493 if (!ev_default_loop (0))
532 } 494 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
533 else
534 { /* action == RESTORE */
535 next_tty_action = IGNORE;
536# ifndef RESET_TTY_TO_COMMON_DEFAULTS
537 chmod (ttydev, ttyfd_stat.st_mode);
538 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
539# else
540 chmod (ttydev,
541 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
542 chown (ttydev, 0, 0);
543# endif
544 495
545 } 496 rxvt_environ = environ;
546 497
547 privileges (IGNORE); 498 signal (SIGHUP, SIG_IGN);
499 signal (SIGPIPE, SIG_IGN);
548 500
549# ifndef RESET_TTY_TO_COMMON_DEFAULTS 501 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
550 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d", 502 sig_handlers.sw_int.start (SIGINT); ev_unref ();
551 action == RESTORE ? "Restoring" : (action == 503
552 SAVE ? "Saving" : 504 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
553 "UNKNOWN ERROR for"), ttydev, 505 // TODO: handle this with exceptions and tolerate the memory loss
554 ttyfd_stat.st_mode, ttyfd_stat.st_uid, 506 XSetIOErrorHandler (rxvt_xioerror_handler);
555 ttyfd_stat.st_gid)); 507
556# endif 508 XrmInitialize ();
557} 509}
558#endif
559 510
560/*----------------------------------------------------------------------*/ 511/*----------------------------------------------------------------------*/
561/* 512/*
562 * window size/position calculcations for XSizeHint and other storage. 513 * window size/position calculations for XSizeHint and other storage.
563 * if width/height are non-zero then override calculated width/height 514 * if width/height are non-zero then override calculated width/height
564 */ 515 */
565void 516void
566rxvt_term::window_calc (unsigned int width, unsigned int height) 517rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
567{ 518{
568 short recalc_x, recalc_y; 519 short recalc_x, recalc_y;
569 int x, y, sb_w, mb_h, flags; 520 int x, y, flags;
570 unsigned int w, h; 521 unsigned int w, h;
571 unsigned int max_width, max_height; 522 unsigned int max_width, max_height;
572 523
573 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
574 TermWin.ncol, TermWin.nrow, szHint.width,
575 szHint.height));
576 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 524 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
577 szHint.win_gravity = NorthWestGravity; 525 szHint.win_gravity = NorthWestGravity;
578 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 526 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
579 527
580 recalc_x = recalc_y = 0; 528 recalc_x = recalc_y = 0;
581 flags = 0; 529 flags = 0;
530
582 if (!parsed_geometry) 531 if (!parsed_geometry)
583 { 532 {
584 parsed_geometry = 1; 533 parsed_geometry = 1;
534
585 if (rs[Rs_geometry]) 535 if (rs[Rs_geometry])
586 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 536 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
537
587 if (flags & WidthValue) 538 if (flags & WidthValue)
588 { 539 {
589 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 540 if (!w)
541 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
542
543 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
590 szHint.flags |= USSize; 544 szHint.flags |= USSize;
591 } 545 }
546
592 if (flags & HeightValue) 547 if (flags & HeightValue)
593 { 548 {
594 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 549 if (!h)
550 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
551
552 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
595 szHint.flags |= USSize; 553 szHint.flags |= USSize;
596 } 554 }
555
597 if (flags & XValue) 556 if (flags & XValue)
598 { 557 {
599 szHint.x = x; 558 szHint.x = x;
600 szHint.flags |= USPosition; 559 szHint.flags |= USPosition;
560
601 if (flags & XNegative) 561 if (flags & XNegative)
602 { 562 {
603 recalc_x = 1; 563 recalc_x = 1;
604 szHint.win_gravity = NorthEastGravity; 564 szHint.win_gravity = NorthEastGravity;
605 } 565 }
606 } 566 }
567
607 if (flags & YValue) 568 if (flags & YValue)
608 { 569 {
609 szHint.y = y; 570 szHint.y = y;
610 szHint.flags |= USPosition; 571 szHint.flags |= USPosition;
572
611 if (flags & YNegative) 573 if (flags & YNegative)
612 { 574 {
613 recalc_y = 1; 575 recalc_y = 1;
576
614 if (szHint.win_gravity == NorthEastGravity) 577 if (szHint.win_gravity == NorthEastGravity)
615 szHint.win_gravity = SouthEastGravity; 578 szHint.win_gravity = SouthEastGravity;
616 else 579 else
617 szHint.win_gravity = SouthWestGravity; 580 szHint.win_gravity = SouthWestGravity;
618 } 581 }
619 } 582 }
620 } 583 }
584
621 /* TODO: BOUNDS */ 585 /* TODO: BOUNDS */
622 TermWin.width = TermWin.ncol * TermWin.fwidth; 586 width = ncol * fwidth;
623 TermWin.height = TermWin.nrow * TermWin.fheight; 587 height = nrow * fheight;
624 max_width = MAX_COLS * TermWin.fwidth; 588 max_width = MAX_COLS * fwidth;
625 max_height = MAX_ROWS * TermWin.fheight; 589 max_height = MAX_ROWS * fheight;
626 590
627 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 591 szHint.base_width = szHint.base_height = 2 * int_bwidth;
628 592
629 sb_w = mb_h = 0;
630 window_vt_x = window_vt_y = 0; 593 window_vt_x = window_vt_y = int_bwidth;
631 if (scrollbar_visible ()) 594
595 if (scrollBar.state)
632 { 596 {
633 sb_w = scrollbar_TotalWidth (); 597 int sb_w = scrollBar.total_width ();
634 szHint.base_width += sb_w; 598 szHint.base_width += sb_w;
599
635 if (! (Options & Opt_scrollBar_right)) 600 if (!option (Opt_scrollBar_right))
636 window_vt_x = sb_w; 601 window_vt_x += sb_w;
637 }
638 if (menubar_visible ())
639 { 602 }
640 mb_h = menuBar_TotalHeight (); 603
641 szHint.base_height += mb_h;
642 window_vt_y = mb_h;
643 }
644 szHint.width_inc = TermWin.fwidth; 604 szHint.width_inc = fwidth;
645 szHint.height_inc = TermWin.fheight; 605 szHint.height_inc = fheight;
646 szHint.min_width = szHint.base_width + szHint.width_inc; 606 szHint.min_width = szHint.base_width + szHint.width_inc;
647 szHint.min_height = szHint.base_height + szHint.height_inc; 607 szHint.min_height = szHint.base_height + szHint.height_inc;
648 608
649 if (width && width - szHint.base_width < max_width) 609 if (newwidth && newwidth - szHint.base_width < max_width)
650 { 610 {
651 szHint.width = width; 611 szHint.width = newwidth;
652 TermWin.width = width - szHint.base_width; 612 width = newwidth - szHint.base_width;
653 } 613 }
654 else 614 else
655 { 615 {
656 MIN_IT (TermWin.width, max_width); 616 min_it (width, max_width);
657 szHint.width = szHint.base_width + TermWin.width; 617 szHint.width = szHint.base_width + width;
658 } 618 }
619
659 if (height && height - szHint.base_height < max_height) 620 if (newheight && newheight - szHint.base_height < max_height)
660 { 621 {
661 szHint.height = height; 622 szHint.height = newheight;
662 TermWin.height = height - szHint.base_height; 623 height = newheight - szHint.base_height;
663 } 624 }
664 else 625 else
665 { 626 {
666 MIN_IT (TermWin.height, max_height); 627 min_it (height, max_height);
667 szHint.height = szHint.base_height + TermWin.height; 628 szHint.height = szHint.base_height + height;
668 } 629 }
669 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
670 window_sb_x = szHint.width - sb_w;
671 630
672 if (recalc_x) 631 if (recalc_x)
673 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 632 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
674 - szHint.width - 2 * TermWin.ext_bwidth); 633
675 if (recalc_y) 634 if (recalc_y)
676 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 635 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
677 - szHint.height - 2 * TermWin.ext_bwidth);
678 636
679 TermWin.ncol = TermWin.width / TermWin.fwidth; 637 ncol = width / fwidth;
680 TermWin.nrow = TermWin.height / TermWin.fheight; 638 nrow = height / fheight;
681 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
682 TermWin.ncol, TermWin.nrow, szHint.width,
683 szHint.height));
684 return;
685} 639}
686 640
687/*----------------------------------------------------------------------*/ 641/*----------------------------------------------------------------------*/
688/* 642/*
689 * Tell the teletype handler what size the window is. 643 * Tell the teletype handler what size the window is.
690 * Called after a window size change. 644 * Called after a window size change.
691 */ 645 */
692void 646void
693rxvt_term::tt_winch () 647rxvt_term::tt_winch ()
694{ 648{
649 if (pty->pty < 0)
650 return;
651
695 struct winsize ws; 652 struct winsize ws;
696 653
697 if (cmd_fd < 0)
698 return;
699
700 ws.ws_col = TermWin.ncol; 654 ws.ws_col = ncol;
701 ws.ws_row = TermWin.nrow; 655 ws.ws_row = nrow;
702 ws.ws_xpixel = ws.ws_ypixel = 0; 656 ws.ws_xpixel = width;
703#ifndef DEBUG_SIZE 657 ws.ws_ypixel = height;
704 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 658 ioctl (pty->pty, TIOCSWINSZ, &ws);
705#else 659
706 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 660#if 0
707 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 661 // TIOCSWINSZ is supposed to do this automatically and correctly
708# ifdef SIGWINCH
709 else if (cmd_pid) /* force through to the command */ 662 if (cmd_pid) /* force through to the command */
710 kill (cmd_pid, SIGWINCH); 663 kill (-cmd_pid, SIGWINCH);
711# endif
712#endif 664#endif
713} 665}
714 666
715/*----------------------------------------------------------------------*/ 667/*----------------------------------------------------------------------*/
716/* rxvt_change_font () - Switch to a new font */ 668/* set_fonts () - load and set the various fonts
717/* 669 *
718 * init = 1 - initialize 670 * init = 1 - initialize
719 * 671 *
720 * fontname == FONT_UP - switch to bigger font 672 * fontname == FONT_UP - switch to bigger font
721 * fontname == FONT_DN - switch to smaller font 673 * fontname == FONT_DN - switch to smaller font
722 */ 674 */
723void 675bool
724rxvt_term::change_font (int init, const char *fontname) 676rxvt_term::set_fonts ()
725{} 677{
678 rxvt_fontset *fs = new rxvt_fontset (this);
679 rxvt_fontprop prop;
726 680
681 if (!fs
682 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
683 || !fs->realize_font (1))
684 {
685 delete fs;
686 return false;
687 }
688
689#if ENABLE_STYLES
690 for (int i = RS_styleCount; --i; )
691 if (fontset[i] != fontset[0])
692 delete fontset[i];
693#endif
694
695 delete fontset[0];
696 fontset[0] = fs;
697
698 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
699 prop.height += lineSpace;
700 prop.width += letterSpace;
701
702 fs->set_prop (prop, false);
703
704 fwidth = prop.width;
705 fheight = prop.height;
706 fbase = prop.ascent;
707
708 for (int style = 1; style < 4; style++)
709 {
710#if ENABLE_STYLES
711 const char *res = rs[Rs_font + style];
712
713 if (res && !*res)
714 fontset[style] = fontset[0];
715 else
716 {
717 fontset[style] = fs = new rxvt_fontset (this);
718 rxvt_fontprop prop2 = prop;
719
720 if (res)
721 {
722 fs->populate (res);
723 fs->set_prop (prop2, false);
724 }
725 else
726 {
727 fs->populate (fontset[0]->fontdesc);
728
729 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
730 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
731
732 fs->set_prop (prop2, true);
733 }
734
735 }
736#else
737 fontset[style] = fontset[0];
738#endif
739 }
740
741 if (parent[0])
742 {
743 resize_all_windows (0, 0, 0);
744 scr_remap_chars ();
745 scr_touch (true);
746 }
747
748 return true;
749}
750
727void 751void
728rxvt_term::font_up_down (int n, int direction) 752rxvt_term::set_string_property (Atom prop, const char *str, int len)
729{} 753{
754 XChangeProperty (dpy, parent[0],
755 prop, XA_STRING, 8, PropModeReplace,
756 (const unsigned char *)str, len >= 0 ? len : strlen (str));
757}
758
759void
760rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
761{
762 XTextProperty ct;
763
764 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
765 {
766 XSetTextProperty (dpy, parent[0], &ct, prop);
767 XFree (ct.value);
768 }
769}
770
771void
772rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
773{
774 wchar_t *ws = rxvt_mbstowcs (str, len);
775 char *s = rxvt_wcstoutf8 (ws);
776
777 XChangeProperty (dpy, parent[0],
778 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
779 (const unsigned char *)s, strlen (s));
780
781 free (s);
782 free (ws);
783}
730 784
731/*----------------------------------------------------------------------*/ 785/*----------------------------------------------------------------------*/
732/*----------------------------------------------------------------------*/ 786/*----------------------------------------------------------------------*/
733/* xterm sequences - title, iconName, color (exptl) */ 787/* xterm sequences - title, iconName, color (exptl) */
734void 788void
735rxvt_term::set_title (const char *str) 789rxvt_term::set_title (const char *str)
736{ 790{
737#ifndef SMART_WINDOW_TITLE 791 set_mbstring_property (XA_WM_NAME, str);
738 XStoreName (display->display, TermWin.parent[0], str); 792#if ENABLE_EWMH
739#else 793 set_utf8_property (xa[XA_NET_WM_NAME], str);
740 char *name;
741
742 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
743 name = NULL;
744 if (name == NULL || STRCMP (name, str))
745 XStoreName (display->display, TermWin.parent[0], str);
746 if (name)
747 XFree (name);
748#endif 794#endif
749} 795}
750 796
751void 797void
752rxvt_term::set_iconName (const char *str) 798rxvt_term::set_icon_name (const char *str)
753{ 799{
754#ifndef SMART_WINDOW_TITLE 800 set_mbstring_property (XA_WM_ICON_NAME, str);
755 XSetIconName (display->display, TermWin.parent[0], str); 801#if ENABLE_EWMH
756#else 802 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
757 char *name;
758
759 if (XGetIconName (display->display, TermWin.parent[0], &name))
760 name = NULL;
761 if (name == NULL || STRCMP (name, str))
762 XSetIconName (display->display, TermWin.parent[0], str);
763 if (name)
764 XFree (name);
765#endif 803#endif
766} 804}
767 805
806void
807rxvt_term::set_window_color (int idx, const char *color)
808{
768#ifdef XTERM_COLOR_CHANGE 809#ifdef XTERM_COLOR_CHANGE
769void
770rxvt_term::set_window_color (int idx, const char *color)
771{
772 rxvt_color xcol; 810 rxvt_color xcol;
773 int i;
774 811
775 if (color == NULL || *color == '\0') 812 if (color == NULL || *color == '\0')
776 return; 813 return;
777 814
815 color = strdup (color);
816 allocated.push_back ((void *)color);
817 rs[Rs_color + idx] = color;
818
778 /* handle color aliases */ 819 /* handle color aliases */
779 if (isdigit (*color)) 820 if (isdigit (*color))
780 { 821 {
781 i = atoi (color); 822 int i = atoi (color);
823
782 if (i >= 8 && i <= 15) 824 if (i >= 8 && i <= 15)
825 {
783 { /* bright colors */ 826 /* bright colors */
784 i -= 8;
785# ifndef NO_BRIGHTCOLOR
786 PixColors[idx] = PixColors[minBrightCOLOR + i]; 827 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
787 SET_PIXCOLOR (idx);
788 goto Done; 828 goto done;
789# endif
790
791 } 829 }
830
792 if (i >= 0 && i <= 7) 831 if (i >= 0 && i <= 7)
832 {
793 { /* normal colors */ 833 /* normal colors */
794 PixColors[idx] = PixColors[minCOLOR + i]; 834 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
795 SET_PIXCOLOR (idx);
796 goto Done; 835 goto done;
797 } 836 }
798 } 837 }
799 if (!rXParseAllocColor (& xcol, color)) 838
800 return; 839 set_color (xcol, color);
801 /* XStoreColor (display->display, XCMAP, XColor*); */
802 840
803 /* 841 /*
804 * FIXME: should free colors here, but no idea how to do it so instead, 842 * FIXME: should free colors here, but no idea how to do it so instead,
805 * so just keep gobbling up the colormap 843 * so just keep gobbling up the colormap
806 */ 844 */
807# if 0
808 for (i = Color_Black; i <= Color_White; i++)
809 if (PixColors[idx] == PixColors[i])
810 break;
811 if (i > Color_White)
812 {
813 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
814 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
815 DisplayPlanes (display->display, display->screen));
816 }
817# endif
818 845
819 PixColors[idx] = xcol; 846 pix_colors_focused[idx] = xcol;
820 SET_PIXCOLOR (idx);
821 847
822 /* XSetWindowAttributes attr; */
823 /* Cursor cursor; */
824Done: 848done:
825 if (idx == Color_bg && ! (Options & Opt_transparent))
826 XSetWindowBackground (display->display, TermWin.vt,
827 PixColors[Color_bg]);
828
829 /* handle Color_BD, scrollbar background, etc. */ 849 /*TODO: handle Color_BD, scrollbar background, etc. */
830 850
831 set_colorfgbg (); 851 update_fade_color (idx);
832 recolour_cursor (); 852 recolour_cursor ();
833 /* the only reasonable way to enforce a clean update */ 853 scr_recolour ();
834 scr_poweron (); 854#endif /* XTERM_COLOR_CHANGE */
835} 855}
836
837#else
838# define set_window_color (idx,color) ((void)0)
839#endif /* XTERM_COLOR_CHANGE */
840 856
841void 857void
842rxvt_term::recolour_cursor () 858rxvt_term::recolour_cursor ()
843{ 859{
844#if TODO 860 XColor fg, bg;
845 rxvt_color xcol[2];
846 861
847 xcol[0] = PixColors[Color_pointer]; 862 (ISSET_PIXCOLOR (Color_pointer_fg)
848 xcol[1] = PixColors[Color_bg]; 863 ? pix_colors_focused[Color_pointer_fg]
849 XQueryColors (display->display, XCMAP, xcol, 2); 864 : pix_colors_focused[Color_fg]).get (fg);
850 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 865
851#endif 866 (ISSET_PIXCOLOR (Color_pointer_bg)
867 ? pix_colors_focused[Color_pointer_bg]
868 : pix_colors_focused[Color_bg]).get (bg);
869
870 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
852} 871}
853 872
854/*----------------------------------------------------------------------*/ 873/*----------------------------------------------------------------------*/
855/* 874/*
856 * find if fg/bg matches any of the normal (low-intensity) colors 875 * find if fg/bg matches any of the normal (low-intensity) colors
857 */ 876 */
858void 877void
859rxvt_term::set_colorfgbg () 878rxvt_term::set_colorfgbg ()
860{ 879{
861 unsigned int i; 880 unsigned int i;
862 const char *xpmb = "\0"; 881 const char *xpmb = "";
863 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 882 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
864 883
865 env_colorfgbg =
866 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
867 STRCPY (fstr, "default"); 884 strcpy (fstr, "default");
868 STRCPY (bstr, "default"); 885 strcpy (bstr, "default");
869 for (i = Color_Black; i <= Color_White; i++) 886 for (i = Color_Black; i <= Color_White; i++)
870 if (PixColors[Color_fg] == PixColors[i]) 887 if (pix_colors[Color_fg] == pix_colors[i])
871 { 888 {
872 sprintf (fstr, "%d", (i - Color_Black)); 889 sprintf (fstr, "%d", (i - Color_Black));
873 break; 890 break;
874 } 891 }
892
875 for (i = Color_Black; i <= Color_White; i++) 893 for (i = Color_Black; i <= Color_White; i++)
876 if (PixColors[Color_bg] == PixColors[i]) 894 if (pix_colors[Color_bg] == pix_colors[i])
877 { 895 {
878 sprintf (bstr, "%d", (i - Color_Black)); 896 sprintf (bstr, "%d", (i - Color_Black));
879#ifdef XPM_BACKGROUND 897#ifdef BG_IMAGE_FROM_FILE
880 xpmb = "default;"; 898 xpmb = "default;";
881#endif 899#endif
882 break; 900 break;
883 } 901 }
884 902
885 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 903 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
886
887#ifndef NO_BRIGHTCOLOR
888 colorfgbg = DEFAULT_RSTYLE;
889 for (i = minCOLOR; i <= maxCOLOR; i++)
890 {
891 if (PixColors[Color_fg] == PixColors[i])
892 colorfgbg = SET_FGCOLOR (colorfgbg, i);
893 if (PixColors[Color_bg] == PixColors[i])
894 colorfgbg = SET_BGCOLOR (colorfgbg, i);
895 }
896#endif
897} 904}
898 905
899/*----------------------------------------------------------------------*/ 906/*----------------------------------------------------------------------*/
900/*
901 * Colour determination for low colour displays, routine from
902 * Hans de Goede <hans@highrise.nl>
903 */
904 907
905int 908bool
906rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 909rxvt_term::set_color (rxvt_color &color, const char *name)
907{ 910{
908 if (!screen_in_out->set (display, colour)) 911 if (color.set (this, name))
909 {
910 rxvt_print_error ("can't allocate colour: %s", colour);
911 return false;
912 }
913
914 return true; 912 return true;
913
914 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
915 return false;
916}
917
918void
919rxvt_term::alias_color (int dst, int src)
920{
921 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
915} 922}
916 923
917/* -------------------------------------------------------------------- * 924/* -------------------------------------------------------------------- *
918 * - WINDOW RESIZING - * 925 * - WINDOW RESIZING - *
919 * -------------------------------------------------------------------- */ 926 * -------------------------------------------------------------------- */
920void 927void
921rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 928rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
922{ 929{
923 int fix_screen; 930 int fix_screen;
931 int old_width = szHint.width;
932 int old_height = szHint.height;
924 933
925#ifdef SMART_RESIZE
926 int old_width = szHint.width, old_height = szHint.height;
927#endif
928
929 window_calc (width, height); 934 window_calc (newwidth, newheight);
935
936 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
937
938 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
939 if (set_hint)
940 {
941 szHint.flags &= ~(PBaseSize | PResizeInc);
930 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 942 XSetWMNormalHints (dpy, parent[0], &szHint);
943 szHint.flags |= PBaseSize | PResizeInc;
944 }
945
931 if (!ignoreparent) 946 if (!ignoreparent)
932 { 947 {
933#ifdef SMART_RESIZE 948#ifdef SMART_RESIZE
934 /* 949 /*
935 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 950 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
938 int x, y, x1, y1; 953 int x, y, x1, y1;
939 int dx, dy; 954 int dx, dy;
940 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 955 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
941 Window unused_cr; 956 Window unused_cr;
942 957
943 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 958 XTranslateCoordinates (dpy, parent[0], display->root,
944 0, 0, &x, &y, &unused_cr); 959 0, 0, &x, &y, &unused_cr);
945 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 960 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
946 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 961 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
947 /* 962 /*
948 * if display->root isn't the parent window, a WM will probably have offset 963 * if display->root isn't the parent window, a WM will probably have offset
949 * our position for handles and decorations. Counter it 964 * our position for handles and decorations. Counter it
950 */ 965 */
952 { 967 {
953 x -= x1; 968 x -= x1;
954 y -= y1; 969 y -= y1;
955 } 970 }
956 971
957 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 972 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
958 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 973 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
959 dx = old_width - szHint.width; 974 dx = old_width - szHint.width;
960 dy = old_height - szHint.height; 975 dy = old_height - szHint.height;
961 976
962 /* Check position of the center of the window */ 977 /* Check position of the center of the window */
963 if (x < x1) /* left half */ 978 if (x < x1) /* left half */
964 dx = 0; 979 dx = 0;
967 if (y < y1) /* top half */ 982 if (y < y1) /* top half */
968 dy = 0; 983 dy = 0;
969 else if (y == y1) /* exact center */ 984 else if (y == y1) /* exact center */
970 dy /= 2; 985 dy /= 2;
971 986
972 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 987 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
973 szHint.width, szHint.height); 988 szHint.width, szHint.height);
974#else 989#else
975 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 990 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
976 szHint.height);
977#endif 991#endif
978
979 } 992 }
980 993
981 fix_screen = (TermWin.ncol != prev_ncol 994 if (set_hint)
982 || TermWin.nrow != prev_nrow); 995 XSetWMNormalHints (dpy, parent[0], &szHint);
983 996
997 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
998
984 if (fix_screen || width != old_width || height != old_height) 999 if (fix_screen || newwidth != old_width || newheight != old_height)
985 { 1000 {
986 if (scrollbar_visible ()) 1001 if (scrollBar.state)
987 { 1002 scrollBar.resize ();
988 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x,
989 0, scrollbar_TotalWidth (), szHint.height);
990 resize_scrollbar ();
991 }
992 1003
993 if (menubar_visible ()) 1004 XMoveResizeWindow (dpy, vt,
994 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1005 window_vt_x, window_vt_y,
995 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
996
997 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
998 window_vt_y, TermWin_TotalWidth (),
999 TermWin_TotalHeight ()); 1006 width, height);
1000#ifdef RXVT_GRAPHICS
1001 if (old_height)
1002 Gr_Resize (old_width - szHint.base_width,
1003 old_height - szHint.base_height);
1004#endif
1005 scr_clear ();
1006#ifdef XPM_BACKGROUND
1007 resize_pixmap ();
1008#endif
1009 1007
1008#ifdef HAVE_BG_PIXMAP
1009 if (bgPixmap.window_size_sensitive ())
1010 update_background ();
1011#endif
1010 } 1012 }
1011 1013
1012 if (fix_screen || old_height == 0) 1014 if (fix_screen || old_height == 0)
1013 {
1014 int curr_screen = -1;
1015 int old_ncol = prev_ncol;
1016
1017 /* scr_reset only works on the primary screen */
1018 if (old_height) /* this is not the first time through */
1019 {
1020 unsigned int ncol = TermWin.ncol;
1021 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1022 curr_screen = scr_change_screen (PRIMARY);
1023 TermWin.ncol = ncol;
1024 }
1025
1026 scr_reset (); 1015 scr_reset ();
1027 1016
1028 if (curr_screen >= 0) /* this is not the first time through */ 1017#ifdef HAVE_BG_PIXMAP
1029 { 1018// TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
1030 scr_change_screen (curr_screen); 1019// if (bgPixmap.pixmap)
1031 selection_check (old_ncol != TermWin.ncol ? 4 : 0); 1020// scr_touch (false);
1032 } 1021#endif
1033 }
1034
1035 old_width = szHint.width;
1036 old_height = szHint.height;
1037 1022
1038#ifdef USE_XIM 1023#ifdef USE_XIM
1039 IMSetStatusPosition (); 1024 IMSetPosition ();
1040#endif 1025#endif
1041} 1026}
1042 1027
1043/* 1028/*
1044 * Set the width/height of the vt window in characters. Units are pixels. 1029 * Set the width/height of the vt window in characters. Units are pixels.
1045 * good for toggling 80/132 columns 1030 * good for toggling 80/132 columns
1046 */ 1031 */
1047void 1032void
1048rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1033rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1049{ 1034{
1050 XWindowAttributes wattr; 1035 XWindowAttributes wattr;
1051 1036
1052 if (width == 0 || height == 0) 1037 if (newwidth == 0 || newheight == 0)
1053 { 1038 {
1054 XGetWindowAttributes (display->display, display->root, &wattr); 1039 XGetWindowAttributes (dpy, display->root, &wattr);
1040
1055 if (width == 0) 1041 if (newwidth == 0)
1056 width = wattr.width - szHint.base_width; 1042 newwidth = wattr.width - szHint.base_width;
1057 if (height == 0) 1043 if (newheight == 0)
1058 height = wattr.height - szHint.base_height; 1044 newheight = wattr.height - szHint.base_height;
1059 }
1060 if (width != TermWin.width || height != TermWin.height)
1061 { 1045 }
1046
1047 if (newwidth != width || newheight != height)
1048 {
1062 width += szHint.base_width; 1049 newwidth += szHint.base_width;
1063 height += szHint.base_height; 1050 newheight += szHint.base_height;
1064 resize_all_windows (width, height, 0); 1051 resize_all_windows (newwidth, newheight, 0);
1065 } 1052 }
1066} 1053}
1067 1054
1068/* -------------------------------------------------------------------- * 1055/* -------------------------------------------------------------------- *
1069 * - X INPUT METHOD ROUTINES - * 1056 * - X INPUT METHOD ROUTINES - *
1070 * -------------------------------------------------------------------- */ 1057 * -------------------------------------------------------------------- */
1071#ifdef USE_XIM 1058#ifdef USE_XIM
1072 1059
1073void 1060void
1061rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1062{
1063 fg = pix_colors [Color_fg];
1064 bg = pix_colors [Color_bg];
1065}
1066
1067void
1074rxvt_term::im_set_size (XRectangle *size) 1068rxvt_term::im_set_size (XRectangle &size)
1075{ 1069{
1076 size->x = TermWin.int_bwidth; 1070 // the int_bwidth terms make no sense to me
1077 size->y = TermWin.int_bwidth; 1071 size.x = int_bwidth;
1078 size->width = Width2Pixel (TermWin.ncol); 1072 size.y = int_bwidth;
1079 size->height = Height2Pixel (TermWin.nrow); 1073 size.width = Width2Pixel (ncol) + int_bwidth;
1074 size.height = Height2Pixel (nrow) + int_bwidth;
1080} 1075}
1081 1076
1082void 1077void
1083rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1078rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1079 XRectangle &status_rect,
1080 const XRectangle &needed_rect)
1084{ 1081{
1085 *fg = PixColors[Color_fg]; 1082 preedit_rect.x = needed_rect.width;
1086 *bg = PixColors[Color_bg]; 1083 preedit_rect.y = 0;
1084 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1085 preedit_rect.height = fheight;
1086
1087 status_rect.x = 0;
1088 status_rect.y = 0;
1089 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1090 status_rect.height = fheight;
1087} 1091}
1088 1092
1089/* Checking whether input method is running. */ 1093/* Checking whether input method is running. */
1090bool 1094bool
1091rxvt_term::IMisRunning () 1095rxvt_term::IMisRunning ()
1092{ 1096{
1093 char *p; 1097 Atom atom;
1094 Atom atom; 1098 Window win;
1095 Window win;
1096 char server[IMBUFSIZ]; 1099 char server[IMBUFSIZ];
1097 1100
1098 /* get current locale modifier */ 1101 /* get current locale modifier */
1099 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1102 if (char *p = XSetLocaleModifiers (0))
1100 { 1103 {
1101 STRCPY (server, "@server="); 1104 strcpy (server, "@server=");
1102 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1105 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1106
1103 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1107 if (p = strchr (server + 1, '@')) /* first one only */
1104 *p = '\0'; 1108 *p = '\0';
1105 1109
1106 atom = XInternAtom (display->display, server, False); 1110 atom = XInternAtom (dpy, server, False);
1107 win = XGetSelectionOwner (display->display, atom); 1111 win = XGetSelectionOwner (dpy, atom);
1112
1108 if (win != None) 1113 if (win != None)
1109 return True; 1114 return True;
1110 } 1115 }
1116
1111 return False; 1117 return False;
1112} 1118}
1113 1119
1114void 1120void
1115rxvt_term::IMSendSpot () 1121rxvt_term::IMSendSpot ()
1116{ 1122{
1117 XPoint spot; 1123 XPoint nspot;
1118 XVaNestedList preedit_attr; 1124 XVaNestedList preedit_attr;
1119 1125
1120 if (Input_Context == NULL 1126 if (!Input_Context
1121 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1127 || !focus
1122 || ! (event_type == KeyPress 1128 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1123 || event_type == Expose
1124 || event_type == NoExpose
1125 || event_type == SelectionNotify
1126 || event_type == ButtonRelease || event_type == FocusIn)
1127 || !IMisRunning ())
1128 return; 1129 return;
1129 1130
1130 im_set_position (&spot); 1131 im_set_position (nspot);
1132
1133 if (nspot.x == spot.x && nspot.y == spot.y)
1134 return;
1135
1136 spot = nspot;
1131 1137
1132 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1138 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1133 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1139 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1134 XFree (preedit_attr); 1140 XFree (preedit_attr);
1135} 1141}
1136 1142
1137void 1143void
1138rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1139 XRectangle * needed_rect)
1140{
1141 int mbh, vtx = 0;
1142
1143 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1144 vtx = scrollbar_TotalWidth ();
1145
1146 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1147 mbh -= TermWin.lineSpace;
1148
1149 preedit_rect->x = needed_rect->width + vtx;
1150 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1151
1152 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1153 preedit_rect->height = Height2Pixel (1);
1154
1155 status_rect->x = vtx;
1156 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1157
1158 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1159 status_rect->height = Height2Pixel (1);
1160}
1161
1162void
1163rxvt_term::im_destroy () 1144rxvt_term::im_destroy ()
1164{ 1145{
1165 if (Input_Context)
1166 {
1167 XDestroyIC (Input_Context);
1168 Input_Context = NULL;
1169 }
1170
1171 if (input_method) 1146 if (input_method)
1172 { 1147 {
1148 if (Input_Context && input_method->xim)
1149 XDestroyIC (Input_Context);
1150
1173 display->put_xim (input_method); 1151 display->put_xim (input_method);
1174 input_method = 0; 1152 input_method = 0;
1175 } 1153 }
1154
1155 Input_Context = 0;
1176} 1156}
1157
1158#ifdef ENABLE_XIM_ONTHESPOT
1159
1160static void
1161xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1162{
1163 ((rxvt_term *)client_data)->make_current ();
1164 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1165}
1166
1167static void
1168xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1169{
1170 ((rxvt_term *)client_data)->make_current ();
1171 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1172}
1173
1174static void
1175xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1176{
1177 rxvt_term *term = (rxvt_term *)client_data;
1178 XIMText *text = call_data->text;
1179
1180 term->make_current ();
1181
1182 if (text)
1183 {
1184 wchar_t *str;
1185
1186 if (!text->encoding_is_wchar && text->string.multi_byte)
1187 {
1188 // of course, X makes it ugly again
1189 if (term->rs[Rs_imLocale])
1190 SET_LOCALE (term->rs[Rs_imLocale]);
1191
1192 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1193 mbstowcs (str, text->string.multi_byte, text->length + 1);
1194
1195 if (term->rs[Rs_imLocale])
1196 SET_LOCALE (term->locale);
1197 }
1198 else
1199 str = text->string.wide_char;
1200
1201 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1202 DT_INT, call_data->caret,
1203 DT_INT, call_data->chg_first,
1204 DT_INT, call_data->chg_length,
1205 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1206 DT_WCS_LEN, str, str ? (int)text->length : 0,
1207 DT_END));
1208 }
1209 else
1210 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1211 DT_INT, call_data->caret,
1212 DT_INT, call_data->chg_first,
1213 DT_INT, call_data->chg_length,
1214 DT_END));
1215}
1216
1217#if 0
1218static void
1219xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1220{
1221 ((rxvt_term *)client_data)->make_current ();
1222 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1223 DT_INT, call_data->position,
1224 DT_INT, call_data->direction,
1225 DT_INT, call_data->style,
1226 DT_END));
1227}
1228#endif
1229
1230#endif
1177 1231
1178/* 1232/*
1179 * Try to open a XIM with the current modifiers, then see if we can 1233 * Try to open a XIM with the current modifiers, then see if we can
1180 * open a suitable preedit type 1234 * open a suitable preedit type
1181 */ 1235 */
1182bool 1236bool
1183rxvt_term::IM_get_IC (const char *modifiers) 1237rxvt_term::IM_get_IC (const char *modifiers)
1184{ 1238{
1185 int i, j, found; 1239 int i, j, found;
1186 XIM xim; 1240 XIM xim;
1187 XPoint spot; 1241 XPoint spot;
1188 XRectangle rect, status_rect, needed_rect; 1242 XRectangle rect, status_rect, needed_rect;
1189 unsigned long fg, bg; 1243 unsigned long fg, bg;
1190 const char *p; 1244 const char *p;
1191 char **s; 1245 char **s;
1192 XIMStyles *xim_styles; 1246 XIMStyles *xim_styles;
1193 XVaNestedList preedit_attr, status_attr; 1247#ifdef ENABLE_XIM_ONTHESPOT
1248 XIMCallback xcb[4];
1249#endif
1250
1251 set_environ (envv);
1194 1252
1195 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1253 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1196 return false; 1254 return false;
1197 1255
1198 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1199 input_method = display->get_xim (locale, modifiers); 1256 input_method = display->get_xim (locale, modifiers);
1200 if (input_method == NULL) 1257 if (input_method == NULL)
1201 return false; 1258 return false;
1202 1259
1203 xim = input_method->xim; 1260 xim = input_method->xim;
1261 spot.x = spot.y = -1;
1204 1262
1205 xim_styles = NULL; 1263 xim_styles = NULL;
1206 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1264 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1207 || !xim_styles || !xim_styles->count_styles) 1265 || !xim_styles || !xim_styles->count_styles)
1208 { 1266 {
1209 display->put_xim (input_method); 1267 im_destroy ();
1210 return false; 1268 return false;
1211 } 1269 }
1212 1270
1213 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1271 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1272
1273 for (int pi = 0; pi < 2; pi++)
1274 {
1275 p = pet[pi];
1276
1277 if (!p)
1278 continue;
1279
1214 s = rxvt_splitcommastring (p); 1280 s = rxvt_splitcommastring (p);
1281
1215 for (i = found = 0; !found && s[i]; i++) 1282 for (i = found = 0; !found && s[i]; i++)
1216 { 1283 {
1217 if (!STRCMP (s[i], "OverTheSpot")) 1284 if (!strcmp (s[i], "OverTheSpot"))
1218 input_style = (XIMPreeditPosition | XIMStatusNothing); 1285 input_style = XIMPreeditPosition | XIMStatusNothing;
1219 else if (!STRCMP (s[i], "OffTheSpot")) 1286 else if (!strcmp (s[i], "OffTheSpot"))
1220 input_style = (XIMPreeditArea | XIMStatusArea); 1287 input_style = XIMPreeditArea | XIMStatusArea;
1221 else if (!STRCMP (s[i], "Root")) 1288 else if (!strcmp (s[i], "Root"))
1222 input_style = (XIMPreeditNothing | XIMStatusNothing); 1289 input_style = XIMPreeditNothing | XIMStatusNothing;
1290 else if (!strcmp (s[i], "None"))
1291 input_style = XIMPreeditNone | XIMStatusNone;
1292#ifdef ENABLE_XIM_ONTHESPOT
1293 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1294 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1295#endif
1296 else
1297 input_style = XIMPreeditNothing | XIMStatusNothing;
1223 1298
1224 for (j = 0; j < xim_styles->count_styles; j++) 1299 for (j = 0; j < xim_styles->count_styles; j++)
1225 if (input_style == xim_styles->supported_styles[j]) 1300 if (input_style == xim_styles->supported_styles[j])
1226 { 1301 {
1302 rxvt_freecommastring (s);
1303
1227 found = 1; 1304 found = 1;
1228 break; 1305 goto foundpet;
1306 }
1307
1229 } 1308 }
1230 }
1231 1309
1232 for (i = 0; s[i]; i++) 1310 rxvt_freecommastring (s);
1233 free (s[i]); 1311 }
1234 1312
1235 free (s); 1313foundpet:
1314
1236 XFree (xim_styles); 1315 XFree (xim_styles);
1237 1316
1238 if (!found) 1317 if (!found)
1239 { 1318 {
1240 display->put_xim (input_method); 1319 im_destroy ();
1241 return false; 1320 return false;
1242 } 1321 }
1243 1322
1244 preedit_attr = status_attr = NULL; 1323 XFontSet fs = 0;
1324 XVaNestedList preedit_attr = 0, status_attr = 0;
1325
1326 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1327 {
1328 // fake us a font-set, please
1329 char **missing_charset_list;
1330 int missing_charset_count;
1331 char *def_string;
1332 char pat[512];
1333
1334 sprintf (pat,
1335 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1336 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1337 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1338 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1339 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1340 "*",
1341 fheight,
1342 fheight + 1, fheight - 1,
1343 fheight - 2, fheight + 2);
1344
1345 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1346 &missing_charset_list, &missing_charset_count, &def_string);
1347
1348 if (missing_charset_list)
1349 XFreeStringList (missing_charset_list);
1350
1351 if (!fs)
1352 {
1353 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1354 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1355 }
1356 }
1245 1357
1246 if (input_style & XIMPreeditPosition) 1358 if (input_style & XIMPreeditPosition)
1247 { 1359 {
1248 im_set_size (&rect); 1360 im_set_size (rect);
1249 im_set_position (&spot); 1361 im_set_position (spot);
1250 im_set_color (&fg, &bg); 1362 im_set_color (fg, bg);
1251 1363
1252 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1364 preedit_attr = XVaCreateNestedList (0,
1365 XNForeground, fg,
1366 XNBackground, bg,
1367 XNArea, &rect,
1253 XNSpotLocation, &spot, 1368 XNSpotLocation, &spot,
1254 XNForeground, fg, XNBackground, bg,
1255 //XNFontSet, TermWin.fontset, 1369 XNFontSet, fs,
1256 NULL); 1370 NULL);
1257 } 1371 }
1258 else if (input_style & XIMPreeditArea) 1372 else if (input_style & XIMPreeditArea)
1259 { 1373 {
1260 im_set_color (&fg, &bg); 1374 im_set_color (fg, bg);
1261 1375
1262 /* 1376 /*
1263 * The necessary width of preedit area is unknown 1377 * The necessary width of preedit area is unknown
1264 * until create input context. 1378 * until create input context.
1265 */ 1379 */
1266 needed_rect.width = 0; 1380 needed_rect.width = 0;
1267
1268 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1381 im_set_preedit_area (rect, status_rect, needed_rect);
1269 1382
1270 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1383 preedit_attr = XVaCreateNestedList (0,
1384 XNForeground, fg,
1271 XNForeground, fg, XNBackground, bg, 1385 XNBackground, bg,
1386 XNArea, &rect,
1387 XNFontSet, fs,
1388 NULL);
1389 status_attr = XVaCreateNestedList (0,
1390 XNForeground, fg,
1391 XNBackground, bg,
1392 XNArea, &status_rect,
1272 //XNFontSet, TermWin.fontset, 1393 XNFontSet, fs,
1273 NULL); 1394 NULL);
1274 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1395 }
1275 XNForeground, fg, XNBackground, bg, 1396#if ENABLE_XIM_ONTHESPOT
1276 //XNFontSet, TermWin.fontset, 1397 else if (input_style & XIMPreeditCallbacks)
1398 {
1399 im_set_position (spot);
1400
1401 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1402 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1403 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1404# if 0
1405 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1406# endif
1407
1408 preedit_attr = XVaCreateNestedList (0,
1409 XNSpotLocation, &spot,
1410 XNPreeditStartCallback, &xcb[0],
1411 XNPreeditDoneCallback , &xcb[1],
1412 XNPreeditDrawCallback , &xcb[2],
1413# if 0
1414 XNPreeditCaretCallback, &xcb[3],
1415# endif
1277 NULL); 1416 NULL);
1278 } 1417 }
1418#endif
1279 1419
1280 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1420 Input_Context = XCreateIC (xim,
1421 XNInputStyle, input_style,
1281 XNClientWindow, TermWin.parent[0], 1422 XNClientWindow, vt,
1282 XNFocusWindow, TermWin.parent[0], 1423 XNFocusWindow, parent[0],
1283 preedit_attr ? XNPreeditAttributes : NULL, 1424 preedit_attr ? XNPreeditAttributes : NULL,
1284 preedit_attr, 1425 preedit_attr,
1285 status_attr ? XNStatusAttributes : NULL, 1426 status_attr ? XNStatusAttributes : NULL,
1286 status_attr, NULL); 1427 status_attr, NULL);
1428
1287 if (preedit_attr) XFree (preedit_attr); 1429 if (preedit_attr) XFree (preedit_attr);
1288 if (status_attr) XFree (status_attr); 1430 if (status_attr) XFree (status_attr);
1431 if (fs) XFreeFontSet (dpy, fs);
1289 1432
1290 if (Input_Context == NULL) 1433 if (Input_Context == NULL)
1291 { 1434 {
1292 rxvt_print_error ("failed to create input context"); 1435 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1293 display->put_xim (input_method); 1436 im_destroy ();
1294 return false; 1437 return false;
1295 } 1438 }
1296 1439
1297 if (input_style & XIMPreeditArea) 1440#if 0
1441 // unfortunately, only the focus window is used by XIM, hard to fix
1442 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1443 vt_select_input ();
1444#endif
1445
1298 IMSetStatusPosition (); 1446 IMSetPosition ();
1299 1447
1300 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1301 return true; 1448 return true;
1302} 1449}
1303 1450
1304void 1451void
1305rxvt_term::im_cb () 1452rxvt_term::im_cb ()
1306{ 1453{
1307 int i, found, had_im; 1454 int i;
1308 const char *p; 1455 const char *p;
1309 char **s; 1456 char **s;
1310 char buf[IMBUFSIZ]; 1457 char buf[IMBUFSIZ];
1311 1458
1459 make_current ();
1460
1312 im_destroy (); 1461 im_destroy ();
1313 1462
1314 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1315 if (Input_Context) 1463 if (Input_Context)
1316 return; 1464 return;
1317 1465
1318#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1466#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1319 if (rs[Rs_imLocale]) 1467 if (rs[Rs_imLocale])
1320 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1468 SET_LOCALE (rs[Rs_imLocale]);
1321#endif 1469#endif
1322 1470
1323 p = rs[Rs_inputMethod]; 1471 p = rs[Rs_inputMethod];
1324 if (p && *p) 1472 if (p && *p)
1325 { 1473 {
1326 bool found = false; 1474 bool found = false;
1327 1475
1328 s = rxvt_splitcommastring (p); 1476 s = rxvt_splitcommastring (p);
1477
1329 for (i = 0; s[i]; i++) 1478 for (i = 0; s[i]; i++)
1330 { 1479 {
1331 if (*s[i]) 1480 if (*s[i])
1332 { 1481 {
1333 STRCPY (buf, "@im="); 1482 strcpy (buf, "@im=");
1334 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1483 strncat (buf, s[i], IMBUFSIZ - 5);
1335 if (IM_get_IC (buf)) 1484 if (IM_get_IC (buf))
1336 { 1485 {
1337 found = true; 1486 found = true;
1338 break; 1487 break;
1339 } 1488 }
1340 } 1489 }
1341 } 1490 }
1342 for (i = 0; s[i]; i++) 1491
1343 free (s[i]); 1492 rxvt_freecommastring (s);
1344 free (s);
1345 1493
1346 if (found) 1494 if (found)
1347 goto done; 1495 goto done;
1348 } 1496 }
1349 1497
1356 goto done; 1504 goto done;
1357 1505
1358done: 1506done:
1359#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1507#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1360 if (rs[Rs_imLocale]) 1508 if (rs[Rs_imLocale])
1361 setlocale (LC_CTYPE, locale); 1509 SET_LOCALE (locale);
1362#endif 1510#endif
1363} 1511}
1364 1512
1365void 1513void
1366rxvt_term::IMSetStatusPosition () 1514rxvt_term::IMSetPosition ()
1367{ 1515{
1368 XRectangle preedit_rect, status_rect, *needed_rect; 1516 XRectangle preedit_rect, status_rect, *needed_rect;
1369 XVaNestedList preedit_attr, status_attr; 1517 XVaNestedList preedit_attr, status_attr;
1370 1518
1371 if (Input_Context == NULL 1519 if (!Input_Context
1372 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1520 || !focus
1521 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1373 || !IMisRunning ()) 1522 || !IMisRunning ())
1374 return; 1523 return;
1375 1524
1525 if (input_style & XIMPreeditPosition)
1526 {
1527 im_set_size (preedit_rect);
1528 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1529
1530 XSetICValues (Input_Context,
1531 XNPreeditAttributes, preedit_attr, NULL);
1532 }
1533 else
1534 {
1376 /* Getting the necessary width of preedit area */ 1535 /* Getting the necessary width of preedit area */
1377 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1536 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1378 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1537 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1379 XFree (status_attr); 1538 XFree (status_attr);
1380 1539
1381 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1540 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1541 XFree (needed_rect);
1382 1542
1383 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1543 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1384 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1544 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1385 1545
1386 XSetICValues (Input_Context, 1546 XSetICValues (Input_Context,
1387 XNPreeditAttributes, preedit_attr, 1547 XNPreeditAttributes, preedit_attr,
1388 XNStatusAttributes, status_attr, NULL); 1548 XNStatusAttributes, status_attr,
1549 NULL);
1389 1550
1551 XFree (status_attr);
1552 }
1553
1390 XFree (preedit_attr); 1554 XFree (preedit_attr);
1391 XFree (status_attr);
1392} 1555}
1393#endif /* USE_XIM */ 1556#endif /* USE_XIM */
1394 1557
1395/*----------------------------------------------------------------------*/ 1558void
1396rxvt_t rxvt_current_term; 1559rxvt_term::get_window_origin (int &x, int &y)
1560{
1561 Window cr;
1562 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1563/* fprintf (stderr, "origin is %+d%+d\n", x, y);*/
1564}
1565
1566Pixmap
1567rxvt_term::get_pixmap_property (int prop_id)
1568{
1569 if (prop_id > 0 && prop_id < NUM_XA)
1570 if (xa[prop_id])
1571 {
1572 int aformat;
1573 unsigned long nitems, bytes_after;
1574 Atom atype;
1575 unsigned char *prop = NULL;
1576 int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
1577 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1578 &nitems, &bytes_after, &prop);
1579 if (result == Success && prop && atype == XA_PIXMAP)
1580 return *(Pixmap *)prop;
1581 }
1582
1583 return None;
1584}
1585
1586#ifdef HAVE_BG_PIXMAP
1587# if TRACE_PIXMAPS
1588# undef update_background
1589void
1590rxvt_term::trace_update_background (const char *file, int line)
1591{
1592 fprintf (stderr, "%s:%d:update_background()\n", file, line);
1593 update_background ();
1594}
1595# endif
1596
1597void
1598rxvt_term::update_background ()
1599{
1600 if (update_background_ev.is_active ())
1601 return;
1602
1603 bgPixmap.invalidate ();
1604
1605 ev_tstamp to_wait = 0.5 - (ev::now () - bgPixmap.valid_since);
1606
1607 if (to_wait <= 0.)
1608 bgPixmap.render ();
1609 else
1610 update_background_ev.start (to_wait);
1611}
1612
1613void
1614rxvt_term::update_background_cb (ev::timer &w, int revents)
1615{
1616 make_current ();
1617
1618 update_background_ev.stop ();
1619 bgPixmap.render ();
1620 refresh_check ();
1621}
1622
1623#endif /* HAVE_BG_PIXMAP */
1397 1624
1398/*----------------------- end-of-file (C source) -----------------------*/ 1625/*----------------------- end-of-file (C source) -----------------------*/

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