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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.17 by pcg, Thu Dec 18 13:33:02 2003 UTC vs.
Revision 1.192 by root, Fri Jan 20 12:16:28 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.17 2003/12/18 13:33:02 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * 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>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
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: pty_ev (this, &rxvt_term::pty_cb), 147 :
148#if TRANSPARENT
149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
78#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
79 blink_ev (this, &rxvt_term::blink_cb), 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),
80#endif 168#endif
81#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
82 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
83#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175 termwin_ev (this, &rxvt_term::x_cb),
84 x_ev (this, &rxvt_term::x_cb), 176 vt_ev (this, &rxvt_term::x_cb),
177 child_ev (this, &rxvt_term::child_cb),
178 check_ev (this, &rxvt_term::check_cb),
179 flush_ev (this, &rxvt_term::flush_cb),
85 destroy_ev (this, &rxvt_term::destroy_cb), 180 destroy_ev (this, &rxvt_term::destroy_cb),
86 check_ev (this, &rxvt_term::check_cb), 181 pty_ev (this, &rxvt_term::pty_cb),
87 incr_ev (this, &rxvt_term::incr_cb) 182 incr_ev (this, &rxvt_term::incr_cb)
88{ 183{
89 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 184 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
185
186 termlist.push_back (this);
187
188#ifdef KEYSYM_RESOURCE
189 keyboard = new keyboard_manager;
190#endif
191}
192
193// clean up the most important stuff, do *not* call x or free mem etc.
194// for use before an emergency exit
195void rxvt_term::emergency_cleanup ()
196{
197 if (cmd_pid)
198 kill (-cmd_pid, SIGHUP);
199
200 delete pty; pty = 0;
90} 201}
91 202
92rxvt_term::~rxvt_term () 203rxvt_term::~rxvt_term ()
93{ 204{
205 termlist.erase (find (termlist.begin (), termlist.end(), this));
206
207 emergency_cleanup ();
208
209#if ENABLE_STYLES
210 for (int i = RS_styleCount; --i; )
211 if (fontset[i] != fontset[0])
212 delete fontset[i];
213#endif
214 delete fontset[0];
215
216 if (display)
217 {
218 dDisp;
219
220 selection_clear ();
221
222#ifdef USE_XIM
223 im_destroy ();
224#endif
225#ifdef XTERM_SCROLLBAR
226 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
227 if (ShadowGC) XFreeGC (disp, ShadowGC);
228#endif
229#ifdef PLAIN_SCROLLBAR
230 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
231#endif
232#ifdef NEXT_SCROLLBAR
233 if (blackGC) XFreeGC (disp, blackGC);
234 if (whiteGC) XFreeGC (disp, whiteGC);
235 if (grayGC) XFreeGC (disp, grayGC);
236 if (darkGC) XFreeGC (disp, darkGC);
237 if (stippleGC) XFreeGC (disp, stippleGC);
238 if (dimple) XFreePixmap (disp, dimple);
239 if (upArrow) XFreePixmap (disp, upArrow);
240 if (downArrow) XFreePixmap (disp, downArrow);
241 if (upArrowHi) XFreePixmap (disp, upArrowHi);
242 if (downArrowHi) XFreePixmap (disp, downArrowHi);
243#endif
244#ifdef RXVT_SCROLLBAR
245 if (topShadowGC) XFreeGC (disp, topShadowGC);
246 if (botShadowGC) XFreeGC (disp, botShadowGC);
247 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
248#endif
249 if (gc) XFreeGC (disp, gc);
250
251 delete drawable;
252 // destroy all windows
253 if (parent[0])
254 XDestroyWindow (disp, parent[0]);
255 }
256
257 // TODO: free pixcolours, colours should become part of rxvt_display
258 delete pix_colors_focused;
259#if OFF_FOCUS_FADING
260 delete pix_colors_unfocused;
261#endif
262
263 displays.put (display);
264
94 scr_release (); 265 scr_release ();
95 266
267 /* clear all resources */
268 for (int i = 0; i < allocated.size (); i++)
269 free (allocated [i]);
270
271 free (selection.text);
272 // TODO: manage env vars in child only(!)
273 free (env_windowid);
274 free (env_display);
275 free (env_term);
276 free (env_colorfgbg);
96 free (locale); 277 free (locale);
97 free (codeset); 278 free (v_buffer);
279 free (incr_buf);
98 280
99#ifndef NO_SETOWNER_TTYDEV 281 delete envv;
100 rxvt_privileged_ttydev (this, RESTORE); 282 delete argv;
101#endif
102#ifdef UTMP_SUPPORT
103 rxvt_privileged_utmp (this, RESTORE);
104#endif
105#ifdef USE_XIM
106 if (Input_Context != NULL)
107 {
108 XDestroyIC (Input_Context);
109 Input_Context = NULL;
110 }
111#endif
112 283
113 if (cmd_fd >= 0) 284#ifdef KEYSYM_RESOURCE
114 close (cmd_fd); 285 delete keyboard;
286#endif
287}
115 288
116 if (Xfd >= 0) 289// child has exited, usually destroys
117 XCloseDisplay (Xdisplay); 290void
291rxvt_term::child_cb (child_watcher &w, int status)
292{
293 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
118 294
119 delete PixColors; 295 cmd_pid = 0;
296
297 if (!OPTION (Opt_hold))
298 destroy ();
120} 299}
121 300
122void 301void
123rxvt_term::destroy () 302rxvt_term::destroy ()
124{ 303{
304 if (destroy_ev.active)
305 return;
306
307 if (HOOK_INVOKE ((this, HOOK_DESTROY, DT_END)))
308 return;
309
310#if ENABLE_OVERLAY
311 scr_overlay_off ();
312#endif
313
314 if (display)
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
323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
326 termwin_ev.stop (display);
327 vt_ev.stop (display);
328 }
329
125 check_ev.stop (); 330 check_ev.stop ();
126 pty_ev.stop (); 331 pty_ev.stop ();
127 x_ev.stop ();
128#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
333 cursor_blink_ev.stop ();
334#endif
335#ifdef TEXT_BLINK
129 blink_ev.stop (); 336 text_blink_ev.stop ();
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 ();
130#endif 343#endif
131#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
132 pointer_ev.stop (); 345 pointer_ev.stop ();
133#endif 346#endif
134 347
136} 349}
137 350
138void 351void
139rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
140{ 353{
141 SET_R (this); 354 make_current ();
142 355
143 delete this; 356 delete this;
144}
145
146/*----------------------------------------------------------------------*/
147/* rxvt_init() */
148/* LIBPROTO */
149rxvt_t
150rxvt_init (int argc, const char *const *argv)
151{
152 SET_R (new rxvt_term);
153 dR;
154
155 if (!R->init_vars () || !R->init (argc, argv))
156 {
157 delete R;
158 return NULL;
159 }
160
161 return R;
162}
163
164/* EXTPROTO */
165void
166rxvt_init_signals ()
167{
168/* install exit handler for cleanup */
169#if 0
170#ifdef HAVE_ATEXIT
171 atexit(rxvt_clean_exit);
172#else
173#endif
174#endif
175
176 struct sigaction sa;
177
178 sigfillset (&sa.sa_mask);
179 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
180 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
181 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
182 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
183 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
184 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
185 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
186
187/* need to trap SIGURG for SVR4 (Unixware) rlogin */
188/* signal (SIGURG, SIG_DFL); */
189
190 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
191 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
192}
193
194bool
195rxvt_term::init (int argc, const char *const *argv)
196{
197 /*
198 * Save and then give up any super-user privileges
199 * If we need privileges in any area then we must specifically request it.
200 * We should only need to be root in these cases:
201 * 1. write utmp entries on some systems
202 * 2. chown tty on some systems
203 */
204 rxvt_privileges (this, SAVE);
205 rxvt_privileges (this, IGNORE);
206
207 init_secondary ();
208
209 const char **cmd_argv = init_resources (argc, argv);
210
211 set_locale ("");
212
213#if (MENUBAR_MAX)
214 rxvt_menubar_read (this, rs[Rs_menu]);
215#endif
216#ifdef HAVE_SCROLLBARS
217 if (Options & Opt_scrollBar)
218 scrollBar.setIdle (); /* set existence for size calculations */
219#endif
220
221 create_windows (argc, argv);
222
223 init_xlocale ();
224
225 scr_reset (); /* initialize screen */
226#ifdef RXVT_GRAPHICS
227 rxvt_Gr_reset (this); /* reset graphics */
228#endif
229
230#if 0
231#ifdef DEBUG_X
232 XSynchronize(Xdisplay, True);
233#endif
234#endif
235
236#ifdef HAVE_SCROLLBARS
237 if (Options & Opt_scrollBar)
238 resize_scrollbar (); /* create and map scrollbar */
239#endif
240#if (MENUBAR_MAX)
241 if (menubar_visible(r))
242 XMapWindow (Xdisplay, menuBar.win);
243#endif
244#ifdef TRANSPARENT
245 if (Options & Opt_transparent)
246 {
247 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
248 rxvt_check_our_parents (this);
249 }
250#endif
251 XMapWindow (Xdisplay, TermWin.vt);
252 XMapWindow (Xdisplay, TermWin.parent[0]);
253
254 init_env ();
255 init_command (cmd_argv);
256
257 x_ev.start (Xfd, EVENT_READ);
258 pty_ev.start (cmd_fd, EVENT_READ);
259
260 check_ev.start ();
261
262 process_x_events ();
263
264 return true;
265}
266
267/* ------------------------------------------------------------------------- *
268 * SIGNAL HANDLING & EXIT HANDLER *
269 * ------------------------------------------------------------------------- */
270/*
271 * Catch a SIGCHLD signal and exit if the direct child has died
272 */
273/* ARGSUSED */
274/* EXTPROTO */
275RETSIGTYPE
276rxvt_Child_signal(int sig __attribute__ ((unused)))
277{
278 int pid, save_errno = errno;
279 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
280 ;
281 errno = save_errno;
282
283#if 0
284 if (pid == R->cmd_pid)
285 exit (EXIT_SUCCESS);
286#endif
287}
288
289/*
290 * Catch a fatal signal and tidy up before quitting
291 */
292/* EXTPROTO */
293RETSIGTYPE
294rxvt_Exit_signal(int sig)
295{
296 signal(sig, SIG_DFL);
297#ifdef DEBUG_CMD
298 rxvt_print_error("signal %d", sig);
299#endif
300 rxvt_clean_exit();
301 kill(getpid(), sig);
302}
303
304/* ARGSUSED */
305/* INTPROTO */
306int
307rxvt_xerror_handler(const Display * display
308 __attribute__ ((unused)), const XErrorEvent * event)
309{
310 dR;
311
312 if (R->allowedxerror == -1)
313 R->allowedxerror = event->error_code;
314 else
315 {
316 rxvt_print_error("XError: Request: %d . %d, Error: %d",
317 event->request_code, event->minor_code,
318 event->error_code);
319
320 R->destroy ();
321 }
322
323 return 0;
324} 357}
325 358
326/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
327/* 360/*
328 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
329 * 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
330 */ 363 */
331/* EXTPROTO */ 364static XErrorHandler old_xerror_handler;
365
366static void
367rxvt_emergency_cleanup ()
368{
369 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370 (*t)->emergency_cleanup ();
371}
372
373#if ENABLE_FRILLS
374static void
375print_x_error (Display *dpy, XErrorEvent *event)
376{
377 char buffer[BUFSIZ];
378 char mesg[BUFSIZ];
379 char number[32];
380 char *mtype = "XlibMessage";
381 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383 rxvt_warn ("An X Error occured, trying to continue after report.\n");
384 rxvt_warn ("%s: %s\n", mesg, buffer);
385 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387 sprintf(number, "%d", event->request_code);
388 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389 rxvt_warn ("(which is %s)\n", buffer);
390 if (event->request_code >= 128) {
391 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392 mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394 }
395 if ((event->error_code == BadWindow) ||
396 (event->error_code == BadPixmap) ||
397 (event->error_code == BadCursor) ||
398 (event->error_code == BadFont) ||
399 (event->error_code == BadDrawable) ||
400 (event->error_code == BadColor) ||
401 (event->error_code == BadGC) ||
402 (event->error_code == BadIDChoice) ||
403 (event->error_code == BadValue) ||
404 (event->error_code == BadAtom)) {
405 if (event->error_code == BadValue)
406 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407 mesg, BUFSIZ);
408 else if (event->error_code == BadAtom)
409 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410 mesg, BUFSIZ);
411 else
412 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413 mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415 }
416 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419}
420#endif
421
422int
423rxvt_xerror_handler (Display *display, XErrorEvent *event)
424{
425 if (GET_R->allowedxerror == -1)
426 GET_R->allowedxerror = event->error_code;
427 else
428 {
429 // GET_R is most likely not the terminal which caused the error,
430 // so just output the error and continue
431#if ENABLE_FRILLS
432 print_x_error (display, event);
433#else
434 old_xerror_handler (display, event);
435#endif
436 }
437
438 return 0;
439}
440
441int
442rxvt_xioerror_handler (Display *display)
443{
444 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 DisplayString (display));
446 rxvt_emergency_cleanup ();
447 _exit (EXIT_FAILURE);
448}
449
450/*----------------------------------------------------------------------*/
451bool
452rxvt_term::init (int argc, const char *const *argv)
453{
454 SET_R (this);
455 set_locale ("");
456 set_environ (envv); // few things in X do not call setlocale :(
457
458 if (!init_vars ())
459 return false;
460
461 init_secondary ();
462
463 const char **cmd_argv = init_resources (argc, argv);
464
465#ifdef KEYSYM_RESOURCE
466 keyboard->register_done ();
467#endif
468
469#ifdef HAVE_SCROLLBARS
470 if (OPTION (Opt_scrollBar))
471 scrollBar.setIdle (); /* set existence for size calculations */
472#endif
473
474 pty = rxvt_new_ptytty ();
475
476 create_windows (argc, argv);
477
478 dDisp;
479
480 init_xlocale ();
481
482 scr_reset (); // initialize screen
483
484#if 0
485 XSynchronize (disp, 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 (disp, 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 XMapWindow (disp, vt);
515 XMapWindow (disp, parent[0]);
516
517 return true;
518}
519
520static struct sig_handlers
521{
522 sig_watcher sw_term, sw_int;
523
524 /*
525 * Catch a fatal signal and tidy up before quitting
526 */
332void 527 void
333rxvt_clean_exit () 528 sig_term (sig_watcher &w)
334{ 529 {
335 dR; 530#ifdef DEBUG_CMD
531 rxvt_warn ("caught signal %d, exiting.\n", w.signum);
532#endif
533 rxvt_emergency_cleanup ();
534 signal (w.signum, SIG_DFL);
535 kill (getpid (), w.signum);
536 }
336 537
337 R->destroy (); 538 sig_handlers ()
539 : sw_term (this, &sig_handlers::sig_term),
540 sw_int (this, &sig_handlers::sig_term)
541 {
542 }
543} sig_handlers;
544
545char **rxvt_environ; // startup environment
546
547void
548rxvt_init ()
549{
550 uid_t uid = getuid ();
551 gid_t gid = getgid ();
552
553 // before doing anything else, check for setuid/setgid operation,
554 // start the helper process and drop privileges
555 if (uid != geteuid ()
556 || gid != getegid ())
557 {
558#if PTYTTY_HELPER
559 rxvt_ptytty_server ();
560#else
561 rxvt_warn ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
562#endif
563
564 // drop privileges
565#if HAVE_SETRESUID
566 setresgid (gid, gid, gid);
567 setresuid (uid, uid, uid);
568#elif HAVE_SETREUID
569 setregid (gid, gid);
570 setreuid (uid, uid);
571#elif HAVE_SETUID
572 setgid (gid);
573 setuid (uid);
574#endif
575
576 if (uid != geteuid ()
577 || gid != getegid ())
578 rxvt_fatal ("unable to drop privileges, aborting.\n");
579 }
580
581 rxvt_environ = environ;
582
583 signal (SIGHUP, SIG_IGN);
584 signal (SIGPIPE, SIG_IGN);
585
586 sig_handlers.sw_term.start (SIGTERM);
587 sig_handlers.sw_int.start (SIGINT);
588
589 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
590 /* signal (SIGURG, SIG_DFL); */
591
592 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
593 // TODO: handle this with exceptions and tolerate the memory loss
594 XSetIOErrorHandler (rxvt_xioerror_handler);
595
596 XrmInitialize ();
338} 597}
339 598
340/* ------------------------------------------------------------------------- * 599/* ------------------------------------------------------------------------- *
341 * MEMORY ALLOCATION WRAPPERS * 600 * MEMORY ALLOCATION WRAPPERS *
342 * ------------------------------------------------------------------------- */ 601 * ------------------------------------------------------------------------- */
343/* EXTPROTO */ 602void *
344void *
345rxvt_malloc(size_t size) 603rxvt_malloc (size_t size)
346{ 604{
347 void *p;
348
349 p = malloc(size); 605 void *p = malloc (size);
606
350 if (p) 607 if (!p)
608 rxvt_fatal ("memory allocation failure. aborting.\n");
609
351 return p; 610 return p;
352
353 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
354 rxvt_clean_exit();
355 exit(EXIT_FAILURE);
356/* NOTREACHED */
357} 611}
358 612
359/* EXTPROTO */ 613void *
360void *
361rxvt_calloc(size_t number, size_t size) 614rxvt_calloc (size_t number, size_t size)
362{ 615{
363 void *p;
364
365 p = calloc(number, size); 616 void *p = calloc (number, size);
617
366 if (p) 618 if (!p)
619 rxvt_fatal ("memory allocation failure. aborting.\n");
620
367 return p; 621 return p;
368
369 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
370 rxvt_clean_exit();
371 exit(EXIT_FAILURE);
372/* NOTREACHED */
373} 622}
374 623
375/* EXTPROTO */ 624void *
376void *
377rxvt_realloc(void *ptr, size_t size) 625rxvt_realloc (void *ptr, size_t size)
378{ 626{
379 void *p;
380
381 if (ptr)
382 p = realloc(ptr, size); 627 void *p = realloc (ptr, size);
383 else 628
384 p = malloc(size);
385 if (p) 629 if (!p)
630 rxvt_fatal ("memory allocation failure. aborting.\n");
631
386 return p; 632 return p;
387
388 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
389 rxvt_clean_exit();
390 exit(EXIT_FAILURE);
391/* NOTREACHED */
392} 633}
393
394/* ------------------------------------------------------------------------- *
395 * PRIVILEGED OPERATIONS *
396 * ------------------------------------------------------------------------- */
397/* take care of suid/sgid super-user (root) privileges */
398/* INTPROTO */
399void
400rxvt_privileges(pR_ int mode)
401{
402#if ! defined(__CYGWIN32__)
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
404/* setreuid() is the poor man's setuid(), seteuid() */
405# define seteuid(a) setreuid(-1, (a))
406# define setegid(a) setregid(-1, (a))
407# define HAVE_SETEUID
408# endif
409# ifdef HAVE_SETEUID
410 switch (mode) {
411 case IGNORE:
412 /*
413 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required
415 */
416 seteuid(getuid());
417 setegid(getgid());
418 break;
419 case SAVE:
420 R->euid = geteuid();
421 R->egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(R->euid);
425 setegid(R->egid);
426 break;
427 }
428# else
429 switch (mode) {
430 case IGNORE:
431 setuid(getuid());
432 setgid(getgid());
433 /* FALLTHROUGH */
434 case SAVE:
435 /* FALLTHROUGH */
436 case RESTORE:
437 break;
438 }
439# endif
440#endif
441}
442
443#ifdef UTMP_SUPPORT
444/* EXTPROTO */
445void
446rxvt_privileged_utmp(pR_ char action)
447{
448 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
449 action, R->next_utmp_action, getpid()));
450 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
451 || (R->Options & Opt_utmpInhibit)
452 || R->ttydev == NULL || *R->ttydev == '\0')
453 return;
454
455 rxvt_privileges(aR_ RESTORE);
456 if (action == SAVE) {
457 R->next_utmp_action = RESTORE;
458 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
459 } else { /* action == RESTORE */
460 R->next_utmp_action = IGNORE;
461 rxvt_cleanutent(aR);
462 }
463 rxvt_privileges(aR_ IGNORE);
464}
465#endif
466
467#ifndef NO_SETOWNER_TTYDEV
468/* EXTPROTO */
469void
470rxvt_privileged_ttydev(pR_ char action)
471{
472 D_MAIN((stderr,
473 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
474 action, R->next_tty_action, getpid()));
475 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
476 || R->ttydev == NULL || *R->ttydev == '\0')
477 return;
478
479 rxvt_privileges(aR_ RESTORE);
480
481 if (action == SAVE) {
482 R->next_tty_action = RESTORE;
483# ifndef RESET_TTY_TO_COMMON_DEFAULTS
484/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
485 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
486 R->next_tty_action = IGNORE;
487 else
488# endif
489 {
490 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
491 chmod(R->ttydev, R->ttymode);
492# ifdef HAVE_REVOKE
493 revoke(R->ttydev);
494# endif
495 }
496 } else { /* action == RESTORE */
497 R->next_tty_action = IGNORE;
498# ifndef RESET_TTY_TO_COMMON_DEFAULTS
499 chmod(R->ttydev, R->ttyfd_stat.st_mode);
500 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
501# else
502 chmod(R->ttydev,
503 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
504 chown(R->ttydev, 0, 0);
505# endif
506 }
507
508 rxvt_privileges(aR_ IGNORE);
509
510# ifndef RESET_TTY_TO_COMMON_DEFAULTS
511 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
512 action == RESTORE ? "Restoring" : (action ==
513 SAVE ? "Saving" :
514 "UNKNOWN ERROR for"), R->ttydev,
515 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
516 R->ttyfd_stat.st_gid));
517# endif
518}
519#endif
520 634
521/*----------------------------------------------------------------------*/ 635/*----------------------------------------------------------------------*/
522/* 636/*
523 * window size/position calculcations for XSizeHint and other storage. 637 * window size/position calculcations for XSizeHint and other storage.
524 * if width/height are non-zero then override calculated width/height 638 * if width/height are non-zero then override calculated width/height
525 */ 639 */
526void 640void
527rxvt_term::window_calc (unsigned int width, unsigned int height) 641rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
528{ 642{
529 short recalc_x, recalc_y; 643 short recalc_x, recalc_y;
530 int x, y, sb_w, mb_h, flags; 644 int x, y, sb_w, flags;
531 unsigned int w, h; 645 unsigned int w, h;
532 unsigned int max_width, max_height; 646 unsigned int max_width, max_height;
647 dDisp;
533 648
534 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 649 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
535 TermWin.ncol, TermWin.nrow, szHint.width, 650 ncol, nrow, szHint.width, szHint.height));
536 szHint.height)); 651
537 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 652 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
538 szHint.win_gravity = NorthWestGravity; 653 szHint.win_gravity = NorthWestGravity;
539/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 654 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
540 655
541 recalc_x = recalc_y = 0; 656 recalc_x = recalc_y = 0;
542 flags = 0; 657 flags = 0;
658
543 if (!parsed_geometry) { 659 if (!parsed_geometry)
660 {
544 parsed_geometry = 1; 661 parsed_geometry = 1;
662
545 if (rs[Rs_geometry]) 663 if (rs[Rs_geometry])
546 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 664 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
665
547 if (flags & WidthValue) { 666 if (flags & WidthValue)
548 TermWin.ncol = BOUND_POSITIVE_INT16(w); 667 {
668 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
549 szHint.flags |= USSize; 669 szHint.flags |= USSize;
550 } 670 }
671
551 if (flags & HeightValue) { 672 if (flags & HeightValue)
552 TermWin.nrow = BOUND_POSITIVE_INT16(h); 673 {
674 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
553 szHint.flags |= USSize; 675 szHint.flags |= USSize;
554 } 676 }
677
555 if (flags & XValue) { 678 if (flags & XValue)
679 {
556 szHint.x = x; 680 szHint.x = x;
557 szHint.flags |= USPosition; 681 szHint.flags |= USPosition;
682
558 if (flags & XNegative) { 683 if (flags & XNegative)
684 {
559 recalc_x = 1; 685 recalc_x = 1;
560 szHint.win_gravity = NorthEastGravity; 686 szHint.win_gravity = NorthEastGravity;
561 } 687 }
562 } 688 }
689
563 if (flags & YValue) { 690 if (flags & YValue)
691 {
564 szHint.y = y; 692 szHint.y = y;
565 szHint.flags |= USPosition; 693 szHint.flags |= USPosition;
694
566 if (flags & YNegative) { 695 if (flags & YNegative)
696 {
567 recalc_y = 1; 697 recalc_y = 1;
698
568 if (szHint.win_gravity == NorthEastGravity) 699 if (szHint.win_gravity == NorthEastGravity)
569 szHint.win_gravity = SouthEastGravity; 700 szHint.win_gravity = SouthEastGravity;
570 else 701 else
571 szHint.win_gravity = SouthWestGravity; 702 szHint.win_gravity = SouthWestGravity;
572 } 703 }
573 } 704 }
574 } 705 }
706
575/* TODO: BOUNDS */ 707 /* TODO: BOUNDS */
576 TermWin.width = TermWin.ncol * TermWin.fwidth; 708 width = ncol * fwidth;
577 TermWin.height = TermWin.nrow * TermWin.fheight; 709 height = nrow * fheight;
578 max_width = MAX_COLS * TermWin.fwidth; 710 max_width = MAX_COLS * fwidth;
579 max_height = MAX_ROWS * TermWin.fheight; 711 max_height = MAX_ROWS * fheight;
580 712
581 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 713 szHint.base_width = szHint.base_height = 2 * int_bwidth;
582 714
583 sb_w = mb_h = 0; 715 sb_w = 0;
584 window_vt_x = window_vt_y = 0; 716 window_vt_x = window_vt_y = int_bwidth;
585 if (scrollbar_visible (this)) { 717
718 if (scrollBar.state)
719 {
586 sb_w = scrollbar_TotalWidth(); 720 sb_w = scrollbar_TotalWidth ();
587 szHint.base_width += sb_w; 721 szHint.base_width += sb_w;
588 if (!(Options & Opt_scrollBar_right)) 722 if (!OPTION (Opt_scrollBar_right))
589 window_vt_x = sb_w; 723 window_vt_x += sb_w;
590 } 724 }
591 if (menubar_visible (this)) { 725
592 mb_h = menuBar_TotalHeight();
593 szHint.base_height += mb_h;
594 window_vt_y = mb_h;
595 }
596 szHint.width_inc = TermWin.fwidth; 726 szHint.width_inc = fwidth;
597 szHint.height_inc = TermWin.fheight; 727 szHint.height_inc = fheight;
598 szHint.min_width = szHint.base_width + szHint.width_inc; 728 szHint.min_width = szHint.base_width + szHint.width_inc;
599 szHint.min_height = szHint.base_height + szHint.height_inc; 729 szHint.min_height = szHint.base_height + szHint.height_inc;
600 730
601 if (width && width - szHint.base_width < max_width) { 731 if (newwidth && newwidth - szHint.base_width < max_width)
732 {
602 szHint.width = width; 733 szHint.width = newwidth;
603 TermWin.width = width - szHint.base_width; 734 width = newwidth - szHint.base_width;
604 } else { 735 }
605 MIN_IT(TermWin.width, max_width); 736 else
737 {
738 min_it (width, max_width);
606 szHint.width = szHint.base_width + TermWin.width; 739 szHint.width = szHint.base_width + width;
607 } 740 }
741
608 if (height && height - szHint.base_height < max_height) { 742 if (newheight && newheight - szHint.base_height < max_height)
743 {
609 szHint.height = height; 744 szHint.height = newheight;
610 TermWin.height = height - szHint.base_height; 745 height = newheight - szHint.base_height;
611 } else { 746 }
747 else
748 {
612 MIN_IT(TermWin.height, max_height); 749 min_it (height, max_height);
613 szHint.height = szHint.base_height + TermWin.height; 750 szHint.height = szHint.base_height + height;
614 } 751 }
615 if (scrollbar_visible (this) && (Options & Opt_scrollBar_right)) 752
753 if (scrollBar.state && OPTION (Opt_scrollBar_right))
616 window_sb_x = szHint.width - sb_w; 754 window_sb_x = szHint.width - sb_w;
617 755
618 if (recalc_x) 756 if (recalc_x)
619 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 757 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
620 - szHint.width - 2 * TermWin.ext_bwidth);
621 if (recalc_y) 758 if (recalc_y)
622 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 759 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
623 - szHint.height - 2 * TermWin.ext_bwidth);
624 760
625 TermWin.ncol = TermWin.width / TermWin.fwidth; 761 ncol = width / fwidth;
626 TermWin.nrow = TermWin.height / TermWin.fheight; 762 nrow = height / fheight;
627 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d", 763 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
628 TermWin.ncol, TermWin.nrow, szHint.width, 764 ncol, nrow, szHint.width,
629 szHint.height)); 765 szHint.height));
630 return; 766 return;
631} 767}
632 768
633/*----------------------------------------------------------------------*/ 769/*----------------------------------------------------------------------*/
634/* 770/*
635 * Tell the teletype handler what size the window is. 771 * Tell the teletype handler what size the window is.
636 * Called after a window size change. 772 * Called after a window size change.
637 */ 773 */
638void 774void
639rxvt_term::tt_winch () 775rxvt_term::tt_winch ()
640{ 776{
641 struct winsize ws; 777 if (pty->pty < 0)
642
643 if (cmd_fd < 0)
644 return; 778 return;
645 779
780 struct winsize ws;
781
646 ws.ws_col = TermWin.ncol; 782 ws.ws_col = ncol;
647 ws.ws_row = TermWin.nrow; 783 ws.ws_row = nrow;
648 ws.ws_xpixel = ws.ws_ypixel = 0; 784 ws.ws_xpixel = width;
649#ifndef DEBUG_SIZE 785 ws.ws_ypixel = height;
650 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 786 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
651#else 787
652 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 788#if 0
653 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 789 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
654# ifdef SIGWINCH
655 else if (cmd_pid) /* force through to the command */ 790 if (cmd_pid) /* force through to the command */
656 kill (cmd_pid, SIGWINCH); 791 kill (-cmd_pid, SIGWINCH);
657# endif
658#endif 792#endif
659} 793}
660 794
661/*----------------------------------------------------------------------*/ 795/*----------------------------------------------------------------------*/
662/* rxvt_change_font() - Switch to a new font */ 796/* set_fonts () - load and set the various fonts
663/* 797 *
664 * init = 1 - initialize 798 * init = 1 - initialize
665 * 799 *
666 * fontname == FONT_UP - switch to bigger font 800 * fontname == FONT_UP - switch to bigger font
667 * fontname == FONT_DN - switch to smaller font 801 * fontname == FONT_DN - switch to smaller font
668 */ 802 */
669/* EXTPROTO */ 803bool
670void 804rxvt_term::set_fonts ()
671rxvt_change_font(pR_ int init, const char *fontname)
672{ 805{
673} 806 rxvt_fontset *fs = new rxvt_fontset (this);
807 rxvt_fontprop prop;
674 808
675/* INTPROTO */ 809 if (!fs
676void 810 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
677rxvt_font_up_down(pR_ int n, int direction) 811 || !fs->realize_font (1))
812 {
813 delete fs;
814 return false;
815 }
816
817#if ENABLE_STYLES
818 for (int i = RS_styleCount; --i; )
819 if (fontset[i] != fontset[0])
820 delete fontset[i];
821#endif
822
823 delete fontset[0];
824 fontset[0] = fs;
825
826 prop = (*fs)[1]->properties ();
827 prop.height += lineSpace;
828 fs->set_prop (prop);
829
830 fwidth = prop.width;
831 fheight = prop.height;
832 fbase = prop.ascent;
833
834 for (int style = 1; style < 4; style++)
835 {
836#if ENABLE_STYLES
837 const char *res = rs[Rs_font + style];
838
839 if (res && !*res)
840 fontset[style] = fontset[0];
841 else
842 {
843 fontset[style] = fs = new rxvt_fontset (this);
844 rxvt_fontprop prop2 = prop;
845
846 if (res)
847 prop2.weight = prop2.slant = rxvt_fontprop::unset;
848 else
849 {
850 res = fontset[0]->fontdesc;
851
852 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
853 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
854 }
855
856 fs->populate (res);
857 fs->set_prop (prop2);
858 }
859#else
860 fontset[style] = fontset[0];
861#endif
862 }
863
864 if (parent[0])
865 {
866 resize_all_windows (0, 0, 0);
867 scr_remap_chars ();
868 scr_touch (true);
869 }
870
871 return true;
872}
873
874void rxvt_term::set_string_property (Atom prop, const char *str, int len)
678{ 875{
876 XChangeProperty (display->display, parent[0],
877 prop, XA_STRING, 8, PropModeReplace,
878 (const unsigned char *)str, len >= 0 ? len : strlen (str));
879}
880
881void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
882{
883 wchar_t *ws = rxvt_mbstowcs (str, len);
884 char *s = rxvt_wcstoutf8 (ws);
885
886 XChangeProperty (display->display, parent[0],
887 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
888 (const unsigned char *)s, strlen (s));
889
890 free (s);
891 free (ws);
679} 892}
680 893
681/*----------------------------------------------------------------------*/ 894/*----------------------------------------------------------------------*/
682/*----------------------------------------------------------------------*/ 895/*----------------------------------------------------------------------*/
683/* xterm sequences - title, iconName, color (exptl) */ 896/* xterm sequences - title, iconName, color (exptl) */
684/* EXTPROTO */
685void 897void
686rxvt_set_title(pR_ const char *str) 898rxvt_term::set_title (const char *str)
687{ 899{
688#ifndef SMART_WINDOW_TITLE 900 set_string_property (XA_WM_NAME, str);
689 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 901#if ENABLE_EWMH
902 set_utf8_property (xa[XA_NET_WM_NAME], str);
903#endif
904}
905
906void
907rxvt_term::set_icon_name (const char *str)
908{
909 set_string_property (XA_WM_ICON_NAME, str);
910#if ENABLE_EWMH
911 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
912#endif
913}
914
915#ifdef XTERM_COLOR_CHANGE
916void
917rxvt_term::set_window_color (int idx, const char *color)
918{
919 rxvt_color xcol;
920 int i;
921
922 if (color == NULL || *color == '\0')
923 return;
924
925 /* handle color aliases */
926 if (isdigit (*color))
927 {
928 i = atoi (color);
929
930 if (i >= 8 && i <= 15)
931 { /* bright colors */
932 i -= 8;
933 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
934 SET_PIXCOLOR (idx);
935 goto done;
936 }
937
938 if (i >= 0 && i <= 7)
939 { /* normal colors */
940 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
941 SET_PIXCOLOR (idx);
942 goto done;
943 }
944 }
945
946 if (!rXParseAllocColor (&xcol, color))
947 return;
948
949 /* XStoreColor (display->display, display->cmap, XColor*); */
950
951 /*
952 * FIXME: should free colors here, but no idea how to do it so instead,
953 * so just keep gobbling up the colormap
954 */
955# if 0
956 for (i = Color_Black; i <= Color_White; i++)
957 if (pix_colors[idx] == pix_colors[i])
958 break;
959 if (i > Color_White)
960 {
961 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
962 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
963 DisplayPlanes (display->display, display->screen));
964 }
965# endif
966
967 pix_colors_focused[idx] = xcol;
968 SET_PIXCOLOR (idx);
969
970 /* XSetWindowAttributes attr; */
971 /* Cursor cursor; */
972done:
973
974#if OFF_FOCUS_FADING
975 if (rs[Rs_fade])
976 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
977#endif
978
979 /*TODO: handle Color_BD, scrollbar background, etc. */
980
981 recolour_cursor ();
982 scr_recolour ();
983}
984
690#else 985#else
691 char *name;
692
693 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
694 name = NULL;
695 if (name == NULL || STRCMP(name, str))
696 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
697 if (name)
698 XFree(name);
699#endif
700}
701
702/* EXTPROTO */
703void
704rxvt_set_iconName(pR_ const char *str)
705{
706#ifndef SMART_WINDOW_TITLE
707 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
708#else
709 char *name;
710
711 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
712 name = NULL;
713 if (name == NULL || STRCMP(name, str))
714 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
715 if (name)
716 XFree(name);
717#endif
718}
719
720#ifdef XTERM_COLOR_CHANGE
721/* EXTPROTO */
722void
723rxvt_set_window_color(pR_ int idx, const char *color)
724{
725 rxvt_color xcol;
726 int i;
727
728 if (color == NULL || *color == '\0')
729 return;
730
731/* handle color aliases */
732 if (isdigit(*color)) {
733 i = atoi(color);
734 if (i >= 8 && i <= 15) { /* bright colors */
735 i -= 8;
736# ifndef NO_BRIGHTCOLOR
737 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
738 SET_PIXCOLOR(R, idx);
739 goto Done;
740# endif
741 }
742 if (i >= 0 && i <= 7) { /* normal colors */
743 R->PixColors[idx] = R->PixColors[minCOLOR + i];
744 SET_PIXCOLOR(R, idx);
745 goto Done;
746 }
747 }
748 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
749 return;
750/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
751
752/*
753 * FIXME: should free colors here, but no idea how to do it so instead,
754 * so just keep gobbling up the colormap
755 */
756# if 0
757 for (i = Color_Black; i <= Color_White; i++)
758 if (R->PixColors[idx] == R->PixColors[i])
759 break;
760 if (i > Color_White) {
761 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
762 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
763 DisplayPlanes(R->Xdisplay, Xscreen));
764 }
765# endif
766
767 R->PixColors[idx] = xcol;
768 SET_PIXCOLOR(R, idx);
769
770/* XSetWindowAttributes attr; */
771/* Cursor cursor; */
772 Done:
773 if (idx == Color_bg && !(R->Options & Opt_transparent))
774 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
775 R->PixColors[Color_bg]);
776
777/* handle Color_BD, scrollbar background, etc. */
778
779 rxvt_set_colorfgbg (aR);
780 R->recolour_cursor ();
781/* the only reasonable way to enforce a clean update */
782 rxvt_scr_poweron (aR);
783}
784
785#else
786# define rxvt_set_window_color(aR_ idx,color) ((void)0) 986# define set_window_color (idx,color) ((void)0)
787#endif /* XTERM_COLOR_CHANGE */ 987#endif /* XTERM_COLOR_CHANGE */
788 988
789void 989void
790rxvt_term::recolour_cursor () 990rxvt_term::recolour_cursor ()
791{ 991{
792#if TODO
793 rxvt_color xcol[2]; 992 XColor xcol[2];
794 993
795 xcol[0] = PixColors[Color_pointer]; 994 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
796 xcol[1] = PixColors[Color_bg]; 995 ? pix_colors_focused[Color_pointer_fg]
797 XQueryColors (Xdisplay, XCMAP, xcol, 2); 996 : pix_colors_focused[Color_fg];
997 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
998 ? pix_colors_focused[Color_pointer_bg]
999 : pix_colors_focused[Color_bg];
1000
1001 XQueryColors (display->display, display->cmap, xcol, 2);
798 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 1002 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
799#endif
800} 1003}
801 1004
802/*----------------------------------------------------------------------*/ 1005/*----------------------------------------------------------------------*/
803/* 1006/*
804 * find if fg/bg matches any of the normal (low-intensity) colors 1007 * find if fg/bg matches any of the normal (low-intensity) colors
805 */ 1008 */
806/* INTPROTO */
807void 1009void
808rxvt_set_colorfgbg(pR) 1010rxvt_term::set_colorfgbg ()
809{ 1011{
810 unsigned int i; 1012 unsigned int i;
811 const char *xpmb = "\0"; 1013 const char *xpmb = "\0";
812 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 1014 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
813 1015
814 R->env_colorfgbg =
815 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 1016 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
816 STRCPY(fstr, "default"); 1017 strcpy (fstr, "default");
817 STRCPY(bstr, "default"); 1018 strcpy (bstr, "default");
818 for (i = Color_Black; i <= Color_White; i++) 1019 for (i = Color_Black; i <= Color_White; i++)
819 if (R->PixColors[Color_fg] == R->PixColors[i]) { 1020 if (pix_colors[Color_fg] == pix_colors[i])
1021 {
820 sprintf(fstr, "%d", (i - Color_Black)); 1022 sprintf (fstr, "%d", (i - Color_Black));
821 break; 1023 break;
822 } 1024 }
1025
823 for (i = Color_Black; i <= Color_White; i++) 1026 for (i = Color_Black; i <= Color_White; i++)
824 if (R->PixColors[Color_bg] == R->PixColors[i]) { 1027 if (pix_colors[Color_bg] == pix_colors[i])
1028 {
825 sprintf(bstr, "%d", (i - Color_Black)); 1029 sprintf (bstr, "%d", (i - Color_Black));
826#ifdef XPM_BACKGROUND 1030#ifdef XPM_BACKGROUND
827 xpmb = "default;"; 1031 xpmb = "default;";
828#endif 1032#endif
829 break; 1033 break;
830 } 1034 }
1035
831 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1036 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
832 putenv(R->env_colorfgbg);
833
834#ifndef NO_BRIGHTCOLOR
835 R->colorfgbg = DEFAULT_RSTYLE;
836 for (i = minCOLOR; i <= maxCOLOR; i++) {
837 if (R->PixColors[Color_fg] == R->PixColors[i])
838 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
839 if (R->PixColors[Color_bg] == R->PixColors[i])
840 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
841 }
842#endif
843} 1037}
844 1038
845/*----------------------------------------------------------------------*/ 1039/*----------------------------------------------------------------------*/
846/*
847 * Colour determination for low colour displays, routine from
848 * Hans de Goede <hans@highrise.nl>
849 */
850 1040
851/* EXTPROTO */
852int 1041int
853rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1042rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
854{ 1043{
855 screen_in_out->set(aR_ colour);
856
857 if (!screen_in_out->set(aR_ colour)) { 1044 if (!screen_in_out->set (display, colour))
858 rxvt_print_error("can't allocate colour: %s", colour); 1045 {
1046 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
859 return false; 1047 return false;
860 } 1048 }
861 1049
862 return true; 1050 return true;
863} 1051}
864 1052
865/* -------------------------------------------------------------------- * 1053/* -------------------------------------------------------------------- *
866 * - WINDOW RESIZING - * 1054 * - WINDOW RESIZING - *
867 * -------------------------------------------------------------------- */ 1055 * -------------------------------------------------------------------- */
868void 1056void
869rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1057rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
870{ 1058{
871 int fix_screen; 1059 int fix_screen;
872
873#ifdef SMART_RESIZE
874 int old_width = szHint.width, old_height = szHint.height; 1060 int old_width = szHint.width, old_height = szHint.height;
875#endif 1061 dDisp;
876 1062
877 window_calc (width, height); 1063 window_calc (newwidth, newheight);
878 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1064 XSetWMNormalHints (disp, parent[0], &szHint);
1065
879 if (!ignoreparent) 1066 if (!ignoreparent)
880 { 1067 {
881#ifdef SMART_RESIZE 1068#ifdef SMART_RESIZE
882 /* 1069 /*
883 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1070 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
886 int x, y, x1, y1; 1073 int x, y, x1, y1;
887 int dx, dy; 1074 int dx, dy;
888 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1075 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
889 Window unused_cr; 1076 Window unused_cr;
890 1077
891 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1078 XTranslateCoordinates (disp, parent[0], display->root,
892 0, 0, &x, &y, &unused_cr); 1079 0, 0, &x, &y, &unused_cr);
893 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1080 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
894 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1081 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
895 /* 1082 /*
896 * if Xroot isn't the parent window, a WM will probably have offset 1083 * if display->root isn't the parent window, a WM will probably have offset
897 * our position for handles and decorations. Counter it 1084 * our position for handles and decorations. Counter it
898 */ 1085 */
899 if (x1 != x || y1 != y) { 1086 if (x1 != x || y1 != y)
1087 {
900 x -= x1; 1088 x -= x1;
901 y -= y1; 1089 y -= y1;
902 } 1090 }
903 1091
904 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1092 x1 = (DisplayWidth (disp, display->screen) - old_width) / 2;
905 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1093 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
906 dx = old_width - szHint.width; 1094 dx = old_width - szHint.width;
907 dy = old_height - szHint.height; 1095 dy = old_height - szHint.height;
908 1096
909 /* Check position of the center of the window */ 1097 /* Check position of the center of the window */
910 if (x < x1) /* left half */ 1098 if (x < x1) /* left half */
911 dx = 0; 1099 dx = 0;
912 else if (x == x1) /* exact center */ 1100 else if (x == x1) /* exact center */
913 dx /= 2; 1101 dx /= 2;
914 if (y < y1) /* top half */ 1102 if (y < y1) /* top half */
915 dy = 0; 1103 dy = 0;
916 else if (y == y1) /* exact center */ 1104 else if (y == y1) /* exact center */
917 dy /= 2; 1105 dy /= 2;
918 1106
919 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1107 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
920 szHint.width, szHint.height); 1108 szHint.width, szHint.height);
921#else 1109#else
922 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1110 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
923 szHint.height);
924#endif 1111#endif
925 } 1112 }
926 1113
927 fix_screen = (TermWin.ncol != prev_ncol 1114 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
928 || TermWin.nrow != prev_nrow);
929 1115
930 if (fix_screen || width != old_width || height != old_height) 1116 if (fix_screen || newwidth != old_width || newheight != old_height)
931 { 1117 {
932 if (scrollbar_visible (this)) 1118 if (scrollBar.state)
933 { 1119 {
934 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x, 1120 XMoveResizeWindow (disp, scrollBar.win,
1121 window_sb_x, 0,
935 0, scrollbar_TotalWidth (), szHint.height); 1122 scrollbar_TotalWidth (), szHint.height);
936 resize_scrollbar (); 1123 resize_scrollbar ();
937 } 1124 }
938 1125
939 if (menubar_visible (this)) 1126 XMoveResizeWindow (disp, vt,
940 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1127 window_vt_x, window_vt_y,
941 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
942
943 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
944 window_vt_y, TermWin_TotalWidth (),
945 TermWin_TotalHeight ()); 1128 width, height);
946#ifdef RXVT_GRAPHICS 1129
947 if (old_height)
948 rxvt_Gr_Resize (this, old_width - szHint.base_width,
949 old_height - szHint.base_height);
950#endif
951 scr_clear (); 1130 scr_clear ();
952#ifdef XPM_BACKGROUND 1131#ifdef XPM_BACKGROUND
953 rxvt_resize_pixmap (this); 1132 resize_pixmap ();
954#endif 1133#endif
955 } 1134 }
956 1135
957 if (fix_screen || old_height == 0) 1136 if (fix_screen || old_height == 0)
958 { 1137 {
959 int curr_screen = -1; 1138 int curr_screen = -1;
960 uint16_t old_ncol = prev_ncol; 1139 int old_ncol = prev_ncol;
961 1140
962 /* scr_reset only works on the primary screen */ 1141 /* scr_reset only works on the primary screen */
963 if (old_height) /* this is not the first time through */ 1142 if (old_height) /* this is not the first time through */
1143 {
1144 unsigned int ocol = ncol;
1145 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
964 curr_screen = rxvt_scr_change_screen (this, PRIMARY); 1146 curr_screen = scr_change_screen (PRIMARY);
1147 ncol = ocol;
1148 }
965 1149
966 scr_reset(); 1150 scr_reset ();
967 1151
968 if (curr_screen >= 0) /* this is not the first time through */ 1152 if (curr_screen >= 0) /* this is not the first time through */
969 { 1153 {
970 rxvt_scr_change_screen (this, curr_screen); 1154 scr_change_screen (curr_screen);
971 rxvt_selection_check (this, old_ncol != TermWin.ncol ? 4 : 0); 1155 selection_check (old_ncol != ncol ? 4 : 0);
972 } 1156 }
973 } 1157 }
974 1158
975 old_width = szHint.width; 1159 old_width = szHint.width;
976 old_height = szHint.height; 1160 old_height = szHint.height;
977 1161
1162#ifdef XPM_BACKGROUND
1163 if (pixmap)
1164 scr_touch (false);
1165#endif
1166
978#ifdef USE_XIM 1167#ifdef USE_XIM
979 rxvt_IMSetStatusPosition (this); 1168 IMSetStatusPosition ();
980#endif 1169#endif
981} 1170}
982 1171
983/* 1172/*
984 * Set the width/height of the vt window in characters. Units are pixels. 1173 * Set the width/height of the vt window in characters. Units are pixels.
985 * good for toggling 80/132 columns 1174 * good for toggling 80/132 columns
986 */ 1175 */
987/* EXTPROTO */
988void 1176void
989rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1177rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
990{ 1178{
991 XWindowAttributes wattr; 1179 XWindowAttributes wattr;
992 1180
993 if (width == 0 || height == 0) { 1181 if (newwidth == 0 || newheight == 0)
1182 {
994 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1183 XGetWindowAttributes (display->display, display->root, &wattr);
1184
995 if (width == 0) 1185 if (newwidth == 0)
996 width = wattr.width - R->szHint.base_width; 1186 newwidth = wattr.width - szHint.base_width;
997 if (height == 0) 1187 if (newheight == 0)
998 height = wattr.height - R->szHint.base_height; 1188 newheight = wattr.height - szHint.base_height;
1189 }
1190
1191 if (newwidth != width || newheight != height)
999 } 1192 {
1000 if (width != R->TermWin.width || height != R->TermWin.height) {
1001 width += R->szHint.base_width; 1193 newwidth += szHint.base_width;
1002 height += R->szHint.base_height; 1194 newheight += szHint.base_height;
1003 R->resize_all_windows (width, height, 0); 1195 resize_all_windows (newwidth, newheight, 0);
1004 } 1196 }
1005} 1197}
1006 1198
1007/* -------------------------------------------------------------------- * 1199/* -------------------------------------------------------------------- *
1008 * - X INPUT METHOD ROUTINES - * 1200 * - X INPUT METHOD ROUTINES - *
1009 * -------------------------------------------------------------------- */ 1201 * -------------------------------------------------------------------- */
1010#ifdef USE_XIM 1202#ifdef USE_XIM
1011void
1012rxvt_term::set_size (XRectangle *size)
1013{
1014 size->x = TermWin.int_bwidth;
1015 size->y = TermWin.int_bwidth;
1016 size->width = Width2Pixel(TermWin.ncol);
1017 size->height = Height2Pixel(TermWin.nrow);
1018}
1019 1203
1020void 1204void
1021rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1205rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1022{ 1206{
1023 *fg = PixColors[Color_fg]; 1207 fg = pix_colors[Color_fg];
1024 *bg = PixColors[Color_bg]; 1208 bg = pix_colors[Color_bg];
1209}
1210
1211void
1212rxvt_term::im_set_size (XRectangle &size)
1213{
1214 // the int_bwidth terms make no sense to me
1215 size.x = int_bwidth;
1216 size.y = int_bwidth;
1217 size.width = Width2Pixel (ncol) + int_bwidth;
1218 size.height = Height2Pixel (nrow) + int_bwidth;
1219}
1220
1221void
1222rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1223 XRectangle &status_rect,
1224 const XRectangle &needed_rect)
1225{
1226 preedit_rect.x = needed_rect.width;
1227 preedit_rect.y = 0;
1228 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1229 preedit_rect.height = fheight;
1230
1231 status_rect.x = 0;
1232 status_rect.y = 0;
1233 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1234 status_rect.height = fheight;
1025} 1235}
1026 1236
1027/* Checking whether input method is running. */ 1237/* Checking whether input method is running. */
1028/* INTPROTO */
1029Bool 1238bool
1030rxvt_IMisRunning(pR) 1239rxvt_term::IMisRunning ()
1031{ 1240{
1032 char *p; 1241 char *p;
1033 Atom atom; 1242 Atom atom;
1034 Window win; 1243 Window win;
1035 char server[IMBUFSIZ]; 1244 char server[IMBUFSIZ];
1036 1245
1037/* get current locale modifier */ 1246 /* get current locale modifier */
1038 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1247 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1248 {
1039 STRCPY(server, "@server="); 1249 strcpy (server, "@server=");
1040 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1250 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1251
1041 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1252 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1042 *p = '\0'; 1253 *p = '\0';
1043 1254
1044 atom = XInternAtom(R->Xdisplay, server, False); 1255 atom = XInternAtom (display->display, server, False);
1045 win = XGetSelectionOwner(R->Xdisplay, atom); 1256 win = XGetSelectionOwner (display->display, atom);
1257
1046 if (win != None) 1258 if (win != None)
1047 return True; 1259 return True;
1048 } 1260 }
1261
1049 return False; 1262 return False;
1050} 1263}
1051 1264
1052/* EXTPROTO */
1053void 1265void
1054rxvt_IMSendSpot(pR) 1266rxvt_term::IMSendSpot ()
1055{ 1267{
1056 XPoint spot; 1268 XPoint nspot;
1057 XVaNestedList preedit_attr; 1269 XVaNestedList preedit_attr;
1058 1270
1059 if (R->Input_Context == NULL 1271 if (!Input_Context
1272 || !focus
1060 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1273 || !(input_style & XIMPreeditPosition))
1061 || !(R->event_type == KeyPress
1062 || R->event_type == Expose
1063 || R->event_type == NoExpose
1064 || R->event_type == SelectionNotify
1065 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1066 || !rxvt_IMisRunning(aR))
1067 return; 1274 return;
1068 1275
1069 R->set_position (&spot); 1276 im_set_position (nspot);
1070 1277
1278 if (nspot.x == spot.x && nspot.y == spot.y)
1279 return;
1280
1281 spot = nspot;
1282
1071 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1283 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1072 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1284 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1073 XFree(preedit_attr); 1285 XFree (preedit_attr);
1074} 1286}
1075 1287
1076void 1288void
1077rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1289rxvt_term::im_destroy ()
1078 XRectangle * needed_rect)
1079{ 1290{
1080 int mbh, vtx = 0; 1291 if (input_method)
1292 {
1293 if (Input_Context && input_method->xim)
1294 XDestroyIC (Input_Context);
1081 1295
1082 if (scrollbar_visible (this) && !(Options & Opt_scrollBar_right)) 1296 display->put_xim (input_method);
1083 vtx = scrollbar_TotalWidth(); 1297 input_method = 0;
1298 }
1084 1299
1085 mbh = menubar_visible (this) ? menuBar_TotalHeight() : 0;
1086 mbh -= TermWin.lineSpace;
1087
1088 preedit_rect->x = needed_rect->width + vtx;
1089 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1090
1091 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1092 preedit_rect->height = Height2Pixel(1);
1093
1094 status_rect->x = vtx;
1095 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1096
1097 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1098 status_rect->height = Height2Pixel(1);
1099}
1100
1101/* ARGSUSED */
1102/* INTPROTO */
1103void
1104rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1105 __attribute__ ((unused)), XPointer call_data
1106 __attribute__ ((unused)))
1107{
1108 dR;
1109
1110 R->Input_Context = NULL; 1300 Input_Context = 0;
1111/* To avoid Segmentation Fault in C locale: Solaris only? */
1112 if (STRCMP(R->locale, "C"))
1113 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1114 rxvt_IMInstantiateCallback, NULL);
1115} 1301}
1116 1302
1117/* 1303/*
1118 * Try to open a XIM with the current modifiers, then see if we can 1304 * Try to open a XIM with the current modifiers, then see if we can
1119 * open a suitable preedit type 1305 * open a suitable preedit type
1120 */ 1306 */
1121static Bool 1307bool
1122rxvt_IM_get_IC (pR) 1308rxvt_term::IM_get_IC (const char *modifiers)
1123{ 1309{
1124 int i, j, found; 1310 int i, j, found;
1125 XIM xim; 1311 XIM xim;
1126 XPoint spot; 1312 XPoint spot;
1127 XRectangle rect, status_rect, needed_rect; 1313 XRectangle rect, status_rect, needed_rect;
1128 unsigned long fg, bg; 1314 unsigned long fg, bg;
1129 const char *p; 1315 const char *p;
1130 char **s; 1316 char **s;
1131 XIMStyles *xim_styles; 1317 XIMStyles *xim_styles;
1132 XVaNestedList preedit_attr, status_attr;
1133 XIMCallback ximcallback;
1134 1318
1319 set_environ (envv);
1320
1321 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1322 return false;
1323
1135 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1324 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1136 xim = XOpenIM (R->Xdisplay, NULL, NULL, NULL); 1325 input_method = display->get_xim (locale, modifiers);
1137 if (xim == NULL) 1326 if (input_method == NULL)
1138 return False; 1327 return false;
1139 1328
1329 xim = input_method->xim;
1330 spot.x = spot.y = -1;
1331
1140 xim_styles = NULL; 1332 xim_styles = NULL;
1141 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1333 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1142 || !xim_styles || !xim_styles->count_styles) { 1334 || !xim_styles || !xim_styles->count_styles)
1143 XCloseIM(xim); 1335 {
1336 im_destroy ();
1144 return False; 1337 return false;
1338 }
1339
1340 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1341
1342 for (int pi = 0; pi < 2; pi++)
1145 } 1343 {
1344 p = pet[pi];
1146 1345
1147 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1346 if (!p)
1148 : "OverTheSpot,OffTheSpot,Root"; 1347 continue;
1348
1149 s = rxvt_splitcommastring(p); 1349 s = rxvt_splitcommastring (p);
1350
1150 for (i = found = 0; !found && s[i]; i++) { 1351 for (i = found = 0; !found && s[i]; i++)
1352 {
1151 if (!STRCMP(s[i], "OverTheSpot")) 1353 if (!strcmp (s[i], "OverTheSpot"))
1152 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1354 input_style = (XIMPreeditPosition | XIMStatusNothing);
1153 else if (!STRCMP(s[i], "OffTheSpot")) 1355 else if (!strcmp (s[i], "OffTheSpot"))
1154 R->input_style = (XIMPreeditArea | XIMStatusArea); 1356 input_style = (XIMPreeditArea | XIMStatusArea);
1155 else if (!STRCMP(s[i], "Root")) 1357 else if (!strcmp (s[i], "Root"))
1156 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1358 input_style = (XIMPreeditNothing | XIMStatusNothing);
1359 else if (!strcmp (s[i], "None"))
1360 input_style = (XIMPreeditNone | XIMStatusNone);
1157 1361
1158 for (j = 0; j < xim_styles->count_styles; j++) 1362 for (j = 0; j < xim_styles->count_styles; j++)
1159 if (R->input_style == xim_styles->supported_styles[j]) { 1363 if (input_style == xim_styles->supported_styles[j])
1364 {
1365 rxvt_freecommastring (s);
1366
1160 found = 1; 1367 found = 1;
1161 break; 1368 goto foundpet;
1162 } 1369 }
1370
1371 }
1372
1373 rxvt_freecommastring (s);
1163 } 1374 }
1164 for (i = 0; s[i]; i++) 1375
1165 free(s[i]); 1376foundpet:
1166 free(s); 1377
1167 XFree(xim_styles); 1378 XFree (xim_styles);
1168 1379
1169 if (!found) { 1380 if (!found)
1170 XCloseIM(xim); 1381 {
1382 im_destroy ();
1171 return False; 1383 return false;
1384 }
1385
1386 XFontSet fs = 0;
1387 XVaNestedList preedit_attr = 0, status_attr = 0;
1388
1389 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1172 } 1390 {
1391 // fake us a font-set, please
1392 char **missing_charset_list;
1393 int missing_charset_count;
1394 char *def_string;
1395 char pat[512];
1173 1396
1174 ximcallback.callback = rxvt_IMDestroyCallback; 1397 sprintf (pat,
1398 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1399 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1400 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "*",
1404 fheight,
1405 fheight + 1, fheight - 1,
1406 fheight - 2, fheight + 2);
1175 1407
1176 /* XXX: not sure why we need this (as well as IC one below) */ 1408 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1177 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1409 &missing_charset_list, &missing_charset_count, &def_string);
1178 1410
1179 preedit_attr = status_attr = NULL; 1411 if (missing_charset_list)
1412 XFreeStringList (missing_charset_list);
1180 1413
1414 if (!fs)
1415 {
1416 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1417 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1418 }
1419 }
1420
1181 if (R->input_style & XIMPreeditPosition) { 1421 if (input_style & XIMPreeditPosition)
1422 {
1182 R->set_size (&rect); 1423 im_set_size (rect);
1183 R->set_position (&spot); 1424 im_set_position (spot);
1184 R->set_color (&fg, &bg); 1425 im_set_color (fg, bg);
1185 1426
1186 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1427 preedit_attr = XVaCreateNestedList (0,
1428 XNForeground, fg,
1429 XNBackground, bg,
1430 XNArea, &rect,
1187 XNSpotLocation, &spot, 1431 XNSpotLocation, &spot,
1188 XNForeground, fg, XNBackground, bg,
1189 //XNFontSet, R->TermWin.fontset, 1432 XNFontSet, fs,
1190 NULL);
1191 } else if (R->input_style & XIMPreeditArea) {
1192 R->set_color (&fg, &bg);
1193
1194 /*
1195 * The necessary width of preedit area is unknown
1196 * until create input context.
1197 */
1198 needed_rect.width = 0;
1199
1200 R->set_preedit_area(&rect, &status_rect, &needed_rect);
1201
1202 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1203 XNForeground, fg, XNBackground, bg,
1204 //XNFontSet, R->TermWin.fontset,
1205 NULL);
1206 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1207 XNForeground, fg, XNBackground, bg,
1208 //XNFontSet, R->TermWin.fontset,
1209 NULL); 1433 NULL);
1210 } 1434 }
1211 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style, 1435 else if (input_style & XIMPreeditArea)
1436 {
1437 im_set_color (fg, bg);
1438
1439 /*
1440 * The necessary width of preedit area is unknown
1441 * until create input context.
1442 */
1443 needed_rect.width = 0;
1444 im_set_preedit_area (rect, status_rect, needed_rect);
1445
1446 preedit_attr = XVaCreateNestedList (0,
1447 XNForeground, fg,
1448 XNBackground, bg,
1449 XNArea, &rect,
1450 XNFontSet, fs,
1451 NULL);
1452 status_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &status_rect,
1456 XNFontSet, fs,
1457 NULL);
1458 }
1459
1460 Input_Context = XCreateIC (xim,
1461 XNInputStyle, input_style,
1212 XNClientWindow, R->TermWin.parent[0], 1462 XNClientWindow, vt,
1213 XNFocusWindow, R->TermWin.parent[0], 1463 XNFocusWindow, parent[0],
1214 XNDestroyCallback, &ximcallback,
1215 preedit_attr ? XNPreeditAttributes : NULL, 1464 preedit_attr ? XNPreeditAttributes : NULL,
1216 preedit_attr, 1465 preedit_attr,
1217 status_attr ? XNStatusAttributes : NULL, 1466 status_attr ? XNStatusAttributes : NULL,
1218 status_attr, NULL); 1467 status_attr, NULL);
1219 if (preedit_attr) 1468
1220 XFree(preedit_attr); 1469 if (preedit_attr) XFree (preedit_attr);
1221 if (status_attr) 1470 if (status_attr) XFree (status_attr);
1222 XFree(status_attr); 1471 if (fs) XFreeFontSet (display->display, fs);
1472
1223 if (R->Input_Context == NULL) { 1473 if (Input_Context == NULL)
1224 rxvt_print_error("failed to create input context"); 1474 {
1225 XCloseIM(xim); 1475 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1476 im_destroy ();
1226 return False; 1477 return false;
1227 } 1478 }
1479
1228 if (R->input_style & XIMPreeditArea) 1480 if (input_style & XIMPreeditArea)
1229 rxvt_IMSetStatusPosition(aR); 1481 IMSetStatusPosition ();
1482
1230 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1483 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1231 return True; 1484 return true;
1232} 1485}
1233 1486
1234/*
1235 * X manual pages and include files don't match on some systems:
1236 * some think this is an XIDProc and others an XIMProc so we can't
1237 * use the first argument - need to update this to be nice for
1238 * both types via some sort of configure detection
1239 */
1240/* ARGSUSED */
1241/* EXTPROTO */
1242void 1487void
1243rxvt_IMInstantiateCallback(Display * unused 1488rxvt_term::im_cb ()
1244 __attribute__ ((unused)), XPointer client_data
1245 __attribute__ ((unused)), XPointer call_data
1246 __attribute__ ((unused)))
1247{ 1489{
1248 dR; 1490 int i;
1249 int i, found, had_im;
1250 const char *p; 1491 const char *p;
1251 char **s; 1492 char **s;
1252 char buf[IMBUFSIZ]; 1493 char buf[IMBUFSIZ];
1253 1494
1495 make_current ();
1496
1497 im_destroy ();
1498
1254 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1499 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1255 if (R->Input_Context) 1500 if (Input_Context)
1256 return; 1501 return;
1257 1502
1258#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1503#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1259 if (R->rs[Rs_imLocale]) 1504 if (rs[Rs_imLocale])
1260 setlocale (LC_CTYPE, R->rs[Rs_imLocale]); 1505 SET_LOCALE (rs[Rs_imLocale]);
1261#endif 1506#endif
1262 1507
1263 p = R->rs[Rs_inputMethod]; 1508 p = rs[Rs_inputMethod];
1264 if (p && *p) 1509 if (p && *p)
1265 { 1510 {
1266 bool found = false; 1511 bool found = false;
1267 1512
1268 s = rxvt_splitcommastring (p); 1513 s = rxvt_splitcommastring (p);
1514
1269 for (i = 0; s[i]; i++) 1515 for (i = 0; s[i]; i++)
1270 { 1516 {
1271 if (*s[i]) 1517 if (*s[i])
1272 { 1518 {
1273 STRCPY (buf, "@im="); 1519 strcpy (buf, "@im=");
1274 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1520 strncat (buf, s[i], IMBUFSIZ - 5);
1275 if ((p = XSetLocaleModifiers (buf)) && *p 1521 if (IM_get_IC (buf))
1276 && rxvt_IM_get_IC (aR))
1277 { 1522 {
1278 found = true; 1523 found = true;
1279 break; 1524 break;
1280 } 1525 }
1281 } 1526 }
1282 } 1527 }
1283 for (i = 0; s[i]; i++) 1528
1284 free(s[i]); 1529 rxvt_freecommastring (s);
1285 free(s);
1286 1530
1287 if (found) 1531 if (found)
1288 goto done; 1532 goto done;
1289 } 1533 }
1290 1534
1291/* try with XMODIFIERS env. var. */ 1535 /* try with XMODIFIERS env. var. */
1292 if ((p = XSetLocaleModifiers ("")) && *p 1536 if (IM_get_IC (""))
1293 && rxvt_IM_get_IC (aR))
1294 goto done; 1537 goto done;
1295 1538
1296/* try with no modifiers base IF the user didn't specify an IM */ 1539 /* try with no modifiers base IF the user didn't specify an IM */
1297 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1540 if (IM_get_IC ("@im=none"))
1298 && rxvt_IM_get_IC (aR) == True)
1299 goto done; 1541 goto done;
1300 1542
1301done: 1543done:
1302#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1544#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1303 if (R->rs[Rs_imLocale]) 1545 if (rs[Rs_imLocale])
1304 setlocale (LC_CTYPE, R->locale); 1546 SET_LOCALE (locale);
1305#endif 1547#endif
1306} 1548}
1307 1549
1308/* EXTPROTO */
1309void 1550void
1310rxvt_IMSetStatusPosition(pR) 1551rxvt_term::IMSetStatusPosition ()
1311{ 1552{
1312 XRectangle preedit_rect, status_rect, *needed_rect; 1553 XRectangle preedit_rect, status_rect, *needed_rect;
1313 XVaNestedList preedit_attr, status_attr; 1554 XVaNestedList preedit_attr, status_attr;
1314 1555
1315 if (R->Input_Context == NULL 1556 if (!Input_Context
1557 || !focus
1316 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1558 || !(input_style & XIMPreeditArea)
1317 || !rxvt_IMisRunning(aR)) 1559 || !IMisRunning ())
1318 return; 1560 return;
1319 1561
1320/* Getting the necessary width of preedit area */ 1562 /* Getting the necessary width of preedit area */
1321 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1563 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1322 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1564 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1323 XFree(status_attr); 1565 XFree (status_attr);
1324 1566
1325 R->set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1567 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1568 XFree (needed_rect);
1326 1569
1327 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1570 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1328 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1571 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1329 1572
1330 XSetICValues(R->Input_Context, 1573 XSetICValues (Input_Context,
1331 XNPreeditAttributes, preedit_attr, 1574 XNPreeditAttributes, preedit_attr,
1332 XNStatusAttributes, status_attr, NULL); 1575 XNStatusAttributes, status_attr, NULL);
1333 1576
1334 XFree(preedit_attr); 1577 XFree (preedit_attr);
1335 XFree(status_attr); 1578 XFree (status_attr);
1336} 1579}
1337#endif /* USE_XIM */ 1580#endif /* USE_XIM */
1338 1581
1339/*----------------------------------------------------------------------*/
1340rxvt_t rxvt_current_term;
1341
1342/*----------------------- end-of-file (C source) -----------------------*/ 1582/*----------------------- end-of-file (C source) -----------------------*/

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