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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.9 by pcg, Tue Dec 2 21:49:46 2003 UTC vs.
Revision 1.217 by root, Thu Feb 2 18:00:23 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.9 2003/12/02 21:49:46 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
51vector<rxvt_term *> rxvt_term::termlist;
52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
56static char curlocale[128], savelocale[128];
57
58bool
59rxvt_set_locale (const char *locale) NOTHROW
60{
61 if (!locale || !strncmp (locale, curlocale, 128))
62 return false;
63
64 strncpy (curlocale, locale, 128);
65 setlocale (LC_CTYPE, curlocale);
66 return true;
67}
68
47void * 69void
48rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
49{ 71{
50 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
51 75
52 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
53 return p; 141 return len;
54}
55 142
56void
57rxvt_term::operator delete (void *p, size_t s)
58{
59 free (p);
60} 143}
144#endif
61 145
62rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
63: 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
64#ifdef CURSOR_BLINK 154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
65 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),
66#endif 168#endif
67#ifdef POINTER_BLANK 169#ifdef POINTER_BLANK
68 pointer_ev (this, &rxvt_term::pointer_cb), 170 pointer_ev (this, &rxvt_term::pointer_cb),
69#endif 171#endif
172#ifdef USE_XIM
173 im_ev (this, &rxvt_term::im_cb),
174#endif
175#ifndef NO_BELL
176 bell_ev (this, &rxvt_term::bell_cb),
177#endif
178 termwin_ev (this, &rxvt_term::x_cb),
70 x_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
180 child_ev (this, &rxvt_term::child_cb),
181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
71 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
184 pty_ev (this, &rxvt_term::pty_cb),
72 check_ev (this, &rxvt_term::check_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
73{ 186{
74 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 187 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
188
189 termlist.push_back (this);
190
191#ifdef KEYSYM_RESOURCE
192 keyboard = new keyboard_manager;
193#endif
194}
195
196// clean up the most important stuff, do *not* call x or free mem etc.
197// for use before an emergency exit
198void rxvt_term::emergency_cleanup ()
199{
200 if (cmd_pid)
201 kill (-cmd_pid, SIGHUP);
202
203 delete pty; pty = 0;
75} 204}
76 205
77rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
78{ 207{
79 rxvt_scr_release (this); 208 termlist.erase (find (termlist.begin (), termlist.end(), this));
80 209
81#ifndef NO_SETOWNER_TTYDEV 210 emergency_cleanup ();
82 rxvt_privileged_ttydev (this, RESTORE); 211
212#if ENABLE_STYLES
213 for (int i = RS_styleCount; --i; )
214 if (fontset[i] != fontset[0])
215 delete fontset[i];
83#endif 216#endif
84#ifdef UTMP_SUPPORT 217 delete fontset[0];
85 rxvt_privileged_utmp (this, RESTORE); 218
86#endif 219 if (display)
220 {
221 selection_clear ();
222
87#ifdef USE_XIM 223#ifdef USE_XIM
88 if (Input_Context != NULL) 224 im_destroy ();
225#endif
226#ifdef XTERM_SCROLLBAR
227 if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
228 if (ShadowGC) XFreeGC (xdisp, ShadowGC);
229#endif
230#ifdef PLAIN_SCROLLBAR
231 if (pscrollbarGC) XFreeGC (xdisp, pscrollbarGC);
232#endif
233#ifdef NEXT_SCROLLBAR
234 if (blackGC) XFreeGC (xdisp, blackGC);
235 if (whiteGC) XFreeGC (xdisp, whiteGC);
236 if (grayGC) XFreeGC (xdisp, grayGC);
237 if (darkGC) XFreeGC (xdisp, darkGC);
238 if (stippleGC) XFreeGC (xdisp, stippleGC);
239 if (dimple) XFreePixmap (xdisp, dimple);
240 if (upArrow) XFreePixmap (xdisp, upArrow);
241 if (downArrow) XFreePixmap (xdisp, downArrow);
242 if (upArrowHi) XFreePixmap (xdisp, upArrowHi);
243 if (downArrowHi) XFreePixmap (xdisp, downArrowHi);
244#endif
245#ifdef RXVT_SCROLLBAR
246 if (topShadowGC) XFreeGC (xdisp, topShadowGC);
247 if (botShadowGC) XFreeGC (xdisp, botShadowGC);
248 if (scrollbarGC) XFreeGC (xdisp, scrollbarGC);
249#endif
250 if (gc) XFreeGC (xdisp, gc);
251
252 delete drawable;
253 // destroy all windows
254 if (parent[0])
255 XDestroyWindow (xdisp, parent[0]);
256
257 for (int i = 0; i < TOTAL_COLORS; i++)
258 if (ISSET_PIXCOLOR (i))
259 {
260 pix_colors_focused [i].free (this);
261#if OFF_FOCUS_FADING
262 pix_colors_unfocused [i].free (this);
263#endif
264 }
265
266 clear ();
89 { 267 }
90 XDestroyIC (Input_Context);
91 Input_Context = NULL;
92 }
93#endif
94 268
95 if (cmd_fd >= 0) 269 delete pix_colors_focused;
96 close (cmd_fd); 270#if OFF_FOCUS_FADING
271 delete pix_colors_unfocused;
272#endif
97 273
98 if (Xfd >= 0) 274 displays.put (display);
99 XCloseDisplay (Xdisplay);
100 275
101 delete PixColors; 276 scr_release ();
277
278 /* clear all resources */
279 for (int i = 0; i < allocated.size (); i++)
280 free (allocated [i]);
281
282 free (selection.text);
283 // TODO: manage env vars in child only(!)
284 free (env_display);
285 free (env_term);
286 free (locale);
287 free (v_buffer);
288 free (incr_buf);
289
290 delete envv;
291 delete argv;
292
293#ifdef KEYSYM_RESOURCE
294 delete keyboard;
295#endif
296}
297
298// child has exited, usually destroys
299void
300rxvt_term::child_cb (child_watcher &w, int status)
301{
302 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
303
304 cmd_pid = 0;
305
306 if (!OPTION (Opt_hold))
307 destroy ();
102} 308}
103 309
104void 310void
105rxvt_term::destroy () 311rxvt_term::destroy ()
106{ 312{
313 if (destroy_ev.active)
314 return;
315
316 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
317
318#if ENABLE_OVERLAY
319 scr_overlay_off ();
320#endif
321
322 if (display)
323 {
324#if USE_XIM
325 im_ev.stop (display);
326#endif
327#if HAVE_SCROLLBARS
328 scrollbar_ev.stop (display);
329#endif
330#if TRANSPARENT
331 rootwin_ev.stop (display);
332#endif
333 incr_ev.stop ();
334 termwin_ev.stop (display);
335 vt_ev.stop (display);
336 }
337
107 check_ev.stop (); 338 check_ev.stop ();
108 pty_ev.stop (); 339 pty_ev.stop ();
109 x_ev.stop ();
110#ifdef CURSOR_BLINK 340#ifdef CURSOR_BLINK
341 cursor_blink_ev.stop ();
342#endif
343#ifdef TEXT_BLINK
111 blink_ev.stop (); 344 text_blink_ev.stop ();
345#endif
346#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
347 cont_scroll_ev.stop ();
348#endif
349#ifdef SELECTION_SCROLLING
350 sel_scroll_ev.stop ();
112#endif 351#endif
113#ifdef POINTER_BLANK 352#ifdef POINTER_BLANK
114 pointer_ev.stop (); 353 pointer_ev.stop ();
115#endif 354#endif
116 355
118} 357}
119 358
120void 359void
121rxvt_term::destroy_cb (time_watcher &w) 360rxvt_term::destroy_cb (time_watcher &w)
122{ 361{
123 SET_R (this); 362 make_current ();
124 363
125 delete this; 364 delete this;
126}
127
128/*----------------------------------------------------------------------*/
129/* rxvt_init() */
130/* LIBPROTO */
131rxvt_t
132rxvt_init (int argc, const char *const *argv)
133{
134 SET_R (new rxvt_term);
135 dR;
136
137 if (!R->init_vars () || !R->init (argc, argv))
138 {
139 delete R;
140 return NULL;
141 }
142
143 return R;
144}
145
146/* EXTPROTO */
147void
148rxvt_init_signals ()
149{
150/* install exit handler for cleanup */
151#if 0
152#ifdef HAVE_ATEXIT
153 atexit(rxvt_clean_exit);
154#else
155#endif
156#endif
157
158 struct sigaction sa;
159
160 sigfillset (&sa.sa_mask);
161 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
162 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
163 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
164 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
167 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
168
169/* need to trap SIGURG for SVR4 (Unixware) rlogin */
170/* signal (SIGURG, SIG_DFL); */
171
172 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
173 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
174}
175
176bool
177rxvt_term::init (int argc, const char *const *argv)
178{
179 dR;//TODO (scrollbar, setidle)
180
181 /*
182 * Save and then give up any super-user privileges
183 * If we need privileges in any area then we must specifically request it.
184 * We should only need to be root in these cases:
185 * 1. write utmp entries on some systems
186 * 2. chown tty on some systems
187 */
188 rxvt_privileges (this, SAVE);
189 rxvt_privileges (this, IGNORE);
190
191 rxvt_init_secondary (this);
192
193 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
194
195#if (MENUBAR_MAX)
196 rxvt_menubar_read (this, rs[Rs_menu]);
197#endif
198#ifdef HAVE_SCROLLBARS
199 if (Options & Opt_scrollBar)
200 scrollbar_setIdle (); /* set existence for size calculations */
201#endif
202
203 rxvt_Create_Windows (this, argc, argv);
204
205 rxvt_init_xlocale (this);
206
207 rxvt_scr_reset (this); /* initialize screen */
208#ifdef RXVT_GRAPHICS
209 rxvt_Gr_reset (this); /* reset graphics */
210#endif
211
212#if 0
213#ifdef DEBUG_X
214 XSynchronize(Xdisplay, True);
215#endif
216#endif
217
218#ifdef HAVE_SCROLLBARS
219 if (Options & Opt_scrollBar)
220 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
221#endif
222#if (MENUBAR_MAX)
223 if (menubar_visible(r))
224 XMapWindow (Xdisplay, menuBar.win);
225#endif
226#ifdef TRANSPARENT
227 if (Options & Opt_transparent)
228 {
229 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
230 rxvt_check_our_parents (this);
231 }
232#endif
233 XMapWindow (Xdisplay, TermWin.vt);
234 XMapWindow (Xdisplay, TermWin.parent[0]);
235
236 rxvt_init_env (this);
237 rxvt_init_command (this, cmd_argv);
238
239 x_ev.start (Xfd, EVENT_READ);
240 pty_ev.start (cmd_fd, EVENT_READ);
241
242 check_ev.start ();
243
244 return true;
245}
246
247/* ------------------------------------------------------------------------- *
248 * SIGNAL HANDLING & EXIT HANDLER *
249 * ------------------------------------------------------------------------- */
250/*
251 * Catch a SIGCHLD signal and exit if the direct child has died
252 */
253/* ARGSUSED */
254/* EXTPROTO */
255RETSIGTYPE
256rxvt_Child_signal(int sig __attribute__ ((unused)))
257{
258 int pid, save_errno = errno;
259 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
260 ;
261 errno = save_errno;
262
263#if 0
264 if (pid == R->cmd_pid)
265 exit (EXIT_SUCCESS);
266#endif
267}
268
269/*
270 * Catch a fatal signal and tidy up before quitting
271 */
272/* EXTPROTO */
273RETSIGTYPE
274rxvt_Exit_signal(int sig)
275{
276 signal(sig, SIG_DFL);
277#ifdef DEBUG_CMD
278 rxvt_print_error("signal %d", sig);
279#endif
280 rxvt_clean_exit();
281 kill(getpid(), sig);
282}
283
284/* ARGSUSED */
285/* INTPROTO */
286int
287rxvt_xerror_handler(const Display * display
288 __attribute__ ((unused)), const XErrorEvent * event)
289{
290 dR;
291
292 if (R->allowedxerror == -1)
293 R->allowedxerror = event->error_code;
294 else
295 {
296 rxvt_print_error("XError: Request: %d . %d, Error: %d",
297 event->request_code, event->minor_code,
298 event->error_code);
299
300 R->destroy ();
301 }
302
303 return 0;
304} 365}
305 366
306/*----------------------------------------------------------------------*/ 367/*----------------------------------------------------------------------*/
307/* 368/*
308 * Exit gracefully, clearing the utmp entry and restoring tty attributes 369 * Exit gracefully, clearing the utmp entry and restoring tty attributes
309 * TODO: if debugging, this should free up any known resources if we can 370 * TODO: if debugging, this should free up any known resources if we can
310 */ 371 */
311/* EXTPROTO */ 372static XErrorHandler old_xerror_handler;
373
374static void
375rxvt_emergency_cleanup ()
376{
377 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
378 (*t)->emergency_cleanup ();
379}
380
381#if !ENABLE_MINIMAL
382static void
383print_x_error (Display *dpy, XErrorEvent *event)
384{
385 char buffer[BUFSIZ];
386 char mesg[BUFSIZ];
387 char number[32];
388 char *mtype = "XlibMessage";
389 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
390 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
391 rxvt_warn ("An X Error occured, trying to continue after report.\n");
392 rxvt_warn ("%s: %s\n", mesg, buffer);
393 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
394 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
395 sprintf(number, "%d", event->request_code);
396 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
397 rxvt_warn ("(which is %s)\n", buffer);
398 if (event->request_code >= 128) {
399 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
400 mesg, BUFSIZ);
401 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
402 }
403 if ((event->error_code == BadWindow) ||
404 (event->error_code == BadPixmap) ||
405 (event->error_code == BadCursor) ||
406 (event->error_code == BadFont) ||
407 (event->error_code == BadDrawable) ||
408 (event->error_code == BadColor) ||
409 (event->error_code == BadGC) ||
410 (event->error_code == BadIDChoice) ||
411 (event->error_code == BadValue) ||
412 (event->error_code == BadAtom)) {
413 if (event->error_code == BadValue)
414 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
415 mesg, BUFSIZ);
416 else if (event->error_code == BadAtom)
417 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
418 mesg, BUFSIZ);
419 else
420 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
421 mesg, BUFSIZ);
422 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
423 }
424 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
425 mesg, BUFSIZ);
426 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
427}
428#endif
429
430int
431rxvt_xerror_handler (Display *display, XErrorEvent *event)
432{
433 if (GET_R->allowedxerror == -1)
434 GET_R->allowedxerror = event->error_code;
435 else
436 {
437 // GET_R is most likely not the terminal which caused the error,
438 // so just output the error and continue
439#if ENABLE_MINIMAL
440 old_xerror_handler (display, event);
441#else
442 print_x_error (display, event);
443#endif
444 }
445
446 return 0;
447}
448
449int
450rxvt_xioerror_handler (Display *display)
451{
452 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
453 DisplayString (display));
454 rxvt_emergency_cleanup ();
455 _exit (EXIT_FAILURE);
456}
457
458/*----------------------------------------------------------------------*/
459bool
460rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
461{
462 this->envv = envv;
463
464 SET_R (this);
465 set_locale ("");
466 set_environ (envv); // few things in X do not call setlocale :(
467
468 if (!init_vars ())
469 return false;
470
471 init_secondary ();
472
473 const char **cmd_argv = init_resources (argc, argv);
474
475#ifdef KEYSYM_RESOURCE
476 keyboard->register_done ();
477#endif
478
479#ifdef HAVE_SCROLLBARS
480 if (OPTION (Opt_scrollBar))
481 scrollBar.setIdle (); /* set existence for size calculations */
482#endif
483
484 pty = ptytty::create ();
485
486 create_windows (argc, argv);
487
488 init_xlocale ();
489
490 scr_reset (); // initialize screen
491
492#if 0
493 XSynchronize (xdisp, True);
494#endif
495
496#ifdef HAVE_SCROLLBARS
497 if (OPTION (Opt_scrollBar))
498 resize_scrollbar (); /* create and map scrollbar */
499#endif
500#ifdef TRANSPARENT
501 if (OPTION (Opt_transparent))
502 {
503 XSelectInput (xdisp, display->root, PropertyChangeMask);
504 check_our_parents ();
505 rootwin_ev.start (display, display->root);
506 }
507#endif
508
509 set_colorfgbg ();
510
511 init_command (cmd_argv);
512
513 free (cmd_argv);
514
515 if (pty->pty >= 0)
516 pty_ev.start (pty->pty, EVENT_READ);
517
518 check_ev.start ();
519
520 HOOK_INVOKE ((this, HOOK_START, DT_END));
521
522#if ENABLE_XEMBED
523 if (rs[Rs_embed])
524 {
525 long info[2] = { 0, XEMBED_MAPPED };
526
527 XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
528 32, PropModeReplace, (unsigned char *)&info, 2);
529 }
530#endif
531
532 XMapWindow (xdisp, vt);
533 XMapWindow (xdisp, parent[0]);
534
535 return true;
536}
537
538static struct sig_handlers
539{
540 sig_watcher sw_term, sw_int;
541
542 /*
543 * Catch a fatal signal and tidy up before quitting
544 */
312void 545 void
313rxvt_clean_exit () 546 sig_term (sig_watcher &w)
314{ 547 {
315 dR; 548 rxvt_emergency_cleanup ();
549 signal (w.signum, SIG_DFL);
550 kill (getpid (), w.signum);
551 }
316 552
317 R->destroy (); 553 sig_handlers ()
554 : sw_term (this, &sig_handlers::sig_term),
555 sw_int (this, &sig_handlers::sig_term)
556 {
557 }
558} sig_handlers;
559
560char **rxvt_environ; // startup environment
561
562void
563rxvt_init ()
564{
565 ptytty::init ();
566
567 rxvt_environ = environ;
568
569 signal (SIGHUP, SIG_IGN);
570 signal (SIGPIPE, SIG_IGN);
571
572 sig_handlers.sw_term.start (SIGTERM);
573 sig_handlers.sw_int.start (SIGINT);
574
575 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
576 /* signal (SIGURG, SIG_DFL); */
577
578 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
579 // TODO: handle this with exceptions and tolerate the memory loss
580 XSetIOErrorHandler (rxvt_xioerror_handler);
581
582 XrmInitialize ();
318} 583}
319 584
320/* ------------------------------------------------------------------------- * 585/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS * 586 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */ 587 * ------------------------------------------------------------------------- */
323/* EXTPROTO */ 588void *
324void *
325rxvt_malloc(size_t size) 589rxvt_malloc (size_t size)
326{ 590{
327 void *p;
328
329 p = malloc(size); 591 void *p = malloc (size);
592
330 if (p) 593 if (!p)
594 rxvt_fatal ("memory allocation failure. aborting.\n");
595
331 return p; 596 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 597}
338 598
339/* EXTPROTO */ 599void *
340void *
341rxvt_calloc(size_t number, size_t size) 600rxvt_calloc (size_t number, size_t size)
342{ 601{
343 void *p;
344
345 p = calloc(number, size); 602 void *p = calloc (number, size);
603
346 if (p) 604 if (!p)
605 rxvt_fatal ("memory allocation failure. aborting.\n");
606
347 return p; 607 return p;
348
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350 rxvt_clean_exit();
351 exit(EXIT_FAILURE);
352/* NOTREACHED */
353} 608}
354 609
355/* EXTPROTO */ 610void *
356void *
357rxvt_realloc(void *ptr, size_t size) 611rxvt_realloc (void *ptr, size_t size)
358{ 612{
359 void *p;
360
361 if (ptr)
362 p = realloc(ptr, size); 613 void *p = realloc (ptr, size);
363 else 614
364 p = malloc(size);
365 if (p) 615 if (!p)
616 rxvt_fatal ("memory allocation failure. aborting.\n");
617
366 return p; 618 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372} 619}
373
374/* ------------------------------------------------------------------------- *
375 * PRIVILEGED OPERATIONS *
376 * ------------------------------------------------------------------------- */
377/* take care of suid/sgid super-user (root) privileges */
378/* INTPROTO */
379void
380rxvt_privileges(pR_ int mode)
381{
382#if ! defined(__CYGWIN32__)
383# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
384/* setreuid() is the poor man's setuid(), seteuid() */
385# define seteuid(a) setreuid(-1, (a))
386# define setegid(a) setregid(-1, (a))
387# define HAVE_SETEUID
388# endif
389# ifdef HAVE_SETEUID
390 switch (mode) {
391 case IGNORE:
392 /*
393 * change effective uid/gid - not real uid/gid - so we can switch
394 * back to root later, as required
395 */
396 seteuid(getuid());
397 setegid(getgid());
398 break;
399 case SAVE:
400 R->euid = geteuid();
401 R->egid = getegid();
402 break;
403 case RESTORE:
404 seteuid(R->euid);
405 setegid(R->egid);
406 break;
407 }
408# else
409 switch (mode) {
410 case IGNORE:
411 setuid(getuid());
412 setgid(getgid());
413 /* FALLTHROUGH */
414 case SAVE:
415 /* FALLTHROUGH */
416 case RESTORE:
417 break;
418 }
419# endif
420#endif
421}
422
423#ifdef UTMP_SUPPORT
424/* EXTPROTO */
425void
426rxvt_privileged_utmp(pR_ char action)
427{
428 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
429 action, R->next_utmp_action, getpid()));
430 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
431 || (R->Options & Opt_utmpInhibit)
432 || R->ttydev == NULL || *R->ttydev == '\0')
433 return;
434
435 rxvt_privileges(aR_ RESTORE);
436 if (action == SAVE) {
437 R->next_utmp_action = RESTORE;
438 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
439 } else { /* action == RESTORE */
440 R->next_utmp_action = IGNORE;
441 rxvt_cleanutent(aR);
442 }
443 rxvt_privileges(aR_ IGNORE);
444}
445#endif
446
447#ifndef NO_SETOWNER_TTYDEV
448/* EXTPROTO */
449void
450rxvt_privileged_ttydev(pR_ char action)
451{
452 D_MAIN((stderr,
453 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
454 action, R->next_tty_action, getpid()));
455 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
456 || R->ttydev == NULL || *R->ttydev == '\0')
457 return;
458
459 rxvt_privileges(aR_ RESTORE);
460
461 if (action == SAVE) {
462 R->next_tty_action = RESTORE;
463# ifndef RESET_TTY_TO_COMMON_DEFAULTS
464/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
465 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
466 R->next_tty_action = IGNORE;
467 else
468# endif
469 {
470 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
471 chmod(R->ttydev, R->ttymode);
472# ifdef HAVE_REVOKE
473 revoke(R->ttydev);
474# endif
475 }
476 } else { /* action == RESTORE */
477 R->next_tty_action = IGNORE;
478# ifndef RESET_TTY_TO_COMMON_DEFAULTS
479 chmod(R->ttydev, R->ttyfd_stat.st_mode);
480 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
481# else
482 chmod(R->ttydev,
483 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
484 chown(R->ttydev, 0, 0);
485# endif
486 }
487
488 rxvt_privileges(aR_ IGNORE);
489
490# ifndef RESET_TTY_TO_COMMON_DEFAULTS
491 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
492 action == RESTORE ? "Restoring" : (action ==
493 SAVE ? "Saving" :
494 "UNKNOWN ERROR for"), R->ttydev,
495 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
496 R->ttyfd_stat.st_gid));
497# endif
498}
499#endif
500 620
501/*----------------------------------------------------------------------*/ 621/*----------------------------------------------------------------------*/
502/* 622/*
503 * window size/position calculcations for XSizeHint and other storage. 623 * window size/position calculcations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 624 * if width/height are non-zero then override calculated width/height
505 */ 625 */
506/* EXTPROTO */
507void 626void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 627rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509{ 628{
510 short recalc_x, recalc_y; 629 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 630 int x, y, sb_w, flags;
512 unsigned int w, h; 631 unsigned int w, h;
513 unsigned int max_width, max_height; 632 unsigned int max_width, max_height;
514 633
515 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
516 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
517 R->szHint.height));
518 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 634 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 635 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 636 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 637
522 recalc_x = recalc_y = 0; 638 recalc_x = recalc_y = 0;
523 flags = 0; 639 flags = 0;
640
524 if (!R->parsed_geometry) { 641 if (!parsed_geometry)
642 {
525 R->parsed_geometry = 1; 643 parsed_geometry = 1;
644
526 if (R->rs[Rs_geometry]) 645 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 646 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
647
528 if (flags & WidthValue) { 648 if (flags & WidthValue)
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 649 {
650 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530 R->szHint.flags |= USSize; 651 szHint.flags |= USSize;
531 } 652 }
653
532 if (flags & HeightValue) { 654 if (flags & HeightValue)
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 655 {
656 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534 R->szHint.flags |= USSize; 657 szHint.flags |= USSize;
535 } 658 }
659
536 if (flags & XValue) { 660 if (flags & XValue)
661 {
537 R->szHint.x = x; 662 szHint.x = x;
538 R->szHint.flags |= USPosition; 663 szHint.flags |= USPosition;
664
539 if (flags & XNegative) { 665 if (flags & XNegative)
666 {
540 recalc_x = 1; 667 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 668 szHint.win_gravity = NorthEastGravity;
542 } 669 }
543 } 670 }
671
544 if (flags & YValue) { 672 if (flags & YValue)
673 {
545 R->szHint.y = y; 674 szHint.y = y;
546 R->szHint.flags |= USPosition; 675 szHint.flags |= USPosition;
676
547 if (flags & YNegative) { 677 if (flags & YNegative)
678 {
548 recalc_y = 1; 679 recalc_y = 1;
680
549 if (R->szHint.win_gravity == NorthEastGravity) 681 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 682 szHint.win_gravity = SouthEastGravity;
551 else 683 else
552 R->szHint.win_gravity = SouthWestGravity; 684 szHint.win_gravity = SouthWestGravity;
553 } 685 }
554 } 686 }
555 } 687 }
688
556/* TODO: BOUNDS */ 689 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 690 width = ncol * fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 691 height = nrow * fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 692 max_width = MAX_COLS * fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 693 max_height = MAX_ROWS * fheight;
561 694
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 695 szHint.base_width = szHint.base_height = 2 * int_bwidth;
563 696
564 sb_w = mb_h = 0; 697 sb_w = 0;
565 R->window_vt_x = R->window_vt_y = 0; 698 window_vt_x = window_vt_y = int_bwidth;
566 if (scrollbar_visible(R)) { 699
700 if (scrollBar.state)
701 {
567 sb_w = scrollbar_TotalWidth(); 702 sb_w = scrollbar_TotalWidth ();
568 R->szHint.base_width += sb_w; 703 szHint.base_width += sb_w;
704
569 if (!(R->Options & Opt_scrollBar_right)) 705 if (!OPTION (Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 706 window_vt_x += sb_w;
571 } 707 }
572 if (menubar_visible(R)) { 708
573 mb_h = menuBar_TotalHeight();
574 R->szHint.base_height += mb_h;
575 R->window_vt_y = mb_h;
576 }
577 R->szHint.width_inc = R->TermWin.fwidth; 709 szHint.width_inc = fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 710 szHint.height_inc = fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 711 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 712 szHint.min_height = szHint.base_height + szHint.height_inc;
581 713
582 if (width && width - R->szHint.base_width < max_width) { 714 if (newwidth && newwidth - szHint.base_width < max_width)
715 {
583 R->szHint.width = width; 716 szHint.width = newwidth;
584 R->TermWin.width = width - R->szHint.base_width; 717 width = newwidth - szHint.base_width;
585 } else { 718 }
586 MIN_IT(R->TermWin.width, max_width); 719 else
720 {
721 min_it (width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 722 szHint.width = szHint.base_width + width;
588 } 723 }
724
589 if (height && height - R->szHint.base_height < max_height) { 725 if (newheight && newheight - szHint.base_height < max_height)
726 {
590 R->szHint.height = height; 727 szHint.height = newheight;
591 R->TermWin.height = height - R->szHint.base_height; 728 height = newheight - szHint.base_height;
592 } else { 729 }
593 MIN_IT(R->TermWin.height, max_height); 730 else
731 {
732 min_it (height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 733 szHint.height = szHint.base_height + height;
595 } 734 }
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 735
736 if (scrollBar.state && OPTION (Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w; 737 window_sb_x = szHint.width - sb_w;
598 738
599 if (recalc_x) 739 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 740 szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth); 741
602 if (recalc_y) 742 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 743 szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
605 744
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 745 ncol = width / fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 746 nrow = height / fheight;
608 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
609 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
610 R->szHint.height));
611 return;
612} 747}
613 748
614/*----------------------------------------------------------------------*/ 749/*----------------------------------------------------------------------*/
615/* 750/*
616 * Tell the teletype handler what size the window is. 751 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 752 * Called after a window size change.
618 */ 753 */
619void 754void
620rxvt_term::tt_winch () 755rxvt_term::tt_winch ()
621{ 756{
622 struct winsize ws; 757 if (pty->pty < 0)
623
624 if (cmd_fd < 0)
625 return; 758 return;
626 759
760 struct winsize ws;
761
627 ws.ws_col = TermWin.ncol; 762 ws.ws_col = ncol;
628 ws.ws_row = TermWin.nrow; 763 ws.ws_row = nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 764 ws.ws_xpixel = width;
630#ifndef DEBUG_SIZE 765 ws.ws_ypixel = height;
631 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 766 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632#else 767
633 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 768#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 769 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635# ifdef SIGWINCH
636 else if (cmd_pid) /* force through to the command */ 770 if (cmd_pid) /* force through to the command */
637 kill (cmd_pid, SIGWINCH); 771 kill (-cmd_pid, SIGWINCH);
638# endif
639#endif 772#endif
640} 773}
641 774
642/*----------------------------------------------------------------------*/ 775/*----------------------------------------------------------------------*/
643/* rxvt_change_font() - Switch to a new font */ 776/* set_fonts () - load and set the various fonts
644/* 777 *
645 * init = 1 - initialize 778 * init = 1 - initialize
646 * 779 *
647 * fontname == FONT_UP - switch to bigger font 780 * fontname == FONT_UP - switch to bigger font
648 * fontname == FONT_DN - switch to smaller font 781 * fontname == FONT_DN - switch to smaller font
649 */ 782 */
650/* EXTPROTO */ 783bool
651void 784rxvt_term::set_fonts ()
652rxvt_change_font(pR_ int init, const char *fontname)
653{ 785{
654} 786 rxvt_fontset *fs = new rxvt_fontset (this);
787 rxvt_fontprop prop;
655 788
656/* INTPROTO */ 789 if (!fs
657void 790 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
658rxvt_font_up_down(pR_ int n, int direction) 791 || !fs->realize_font (1))
792 {
793 delete fs;
794 return false;
795 }
796
797#if ENABLE_STYLES
798 for (int i = RS_styleCount; --i; )
799 if (fontset[i] != fontset[0])
800 delete fontset[i];
801#endif
802
803 delete fontset[0];
804 fontset[0] = fs;
805
806 prop = (*fs)[1]->properties ();
807 prop.height += lineSpace;
808 fs->set_prop (prop);
809
810 fwidth = prop.width;
811 fheight = prop.height;
812 fbase = prop.ascent;
813
814 for (int style = 1; style < 4; style++)
815 {
816#if ENABLE_STYLES
817 const char *res = rs[Rs_font + style];
818
819 if (res && !*res)
820 fontset[style] = fontset[0];
821 else
822 {
823 fontset[style] = fs = new rxvt_fontset (this);
824 rxvt_fontprop prop2 = prop;
825
826 if (res)
827 prop2.weight = prop2.slant = rxvt_fontprop::unset;
828 else
829 {
830 res = fontset[0]->fontdesc;
831
832 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
833 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
834 }
835
836 fs->populate (res);
837 fs->set_prop (prop2);
838 }
839#else
840 fontset[style] = fontset[0];
841#endif
842 }
843
844 if (parent[0])
845 {
846 resize_all_windows (0, 0, 0);
847 scr_remap_chars ();
848 scr_touch (true);
849 }
850
851 return true;
852}
853
854void rxvt_term::set_string_property (Atom prop, const char *str, int len)
659{ 855{
856 XChangeProperty (xdisp, parent[0],
857 prop, XA_STRING, 8, PropModeReplace,
858 (const unsigned char *)str, len >= 0 ? len : strlen (str));
859}
860
861void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
862{
863 wchar_t *ws = rxvt_mbstowcs (str, len);
864 char *s = rxvt_wcstoutf8 (ws);
865
866 XChangeProperty (xdisp, parent[0],
867 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
868 (const unsigned char *)s, strlen (s));
869
870 free (s);
871 free (ws);
660} 872}
661 873
662/*----------------------------------------------------------------------*/ 874/*----------------------------------------------------------------------*/
663/*----------------------------------------------------------------------*/ 875/*----------------------------------------------------------------------*/
664/* xterm sequences - title, iconName, color (exptl) */ 876/* xterm sequences - title, iconName, color (exptl) */
665/* EXTPROTO */
666void 877void
667rxvt_set_title(pR_ const char *str) 878rxvt_term::set_title (const char *str)
668{ 879{
669#ifndef SMART_WINDOW_TITLE 880 set_string_property (XA_WM_NAME, str);
670 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 881#if ENABLE_EWMH
882 set_utf8_property (xa[XA_NET_WM_NAME], str);
883#endif
884}
885
886void
887rxvt_term::set_icon_name (const char *str)
888{
889 set_string_property (XA_WM_ICON_NAME, str);
890#if ENABLE_EWMH
891 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
892#endif
893}
894
895#ifdef XTERM_COLOR_CHANGE
896void
897rxvt_term::set_window_color (int idx, const char *color)
898{
899 rxvt_color xcol;
900 int i;
901
902 if (color == NULL || *color == '\0')
903 return;
904
905 color = strdup (color);
906 allocated.push_back ((void *)color);
907 rs[Rs_color + idx] = color;
908
909 /* handle color aliases */
910 if (isdigit (*color))
911 {
912 i = atoi (color);
913
914 if (i >= 8 && i <= 15)
915 { /* bright colors */
916 i -= 8;
917 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
918 goto done;
919 }
920
921 if (i >= 0 && i <= 7)
922 { /* normal colors */
923 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
924 goto done;
925 }
926 }
927
928 set_color (xcol, color);
929
930 /*
931 * FIXME: should free colors here, but no idea how to do it so instead,
932 * so just keep gobbling up the colormap
933 */
934
935 pix_colors_focused[idx] = xcol;
936
937 /* XSetWindowAttributes attr; */
938 /* Cursor cursor; */
939done:
940
941#if OFF_FOCUS_FADING
942 if (rs[Rs_fade])
943 {
944 rgba c;
945 pix_colors [Color_fade].get (c);
946 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
947 }
948#endif
949
950 /*TODO: handle Color_BD, scrollbar background, etc. */
951
952 recolour_cursor ();
953 scr_recolour ();
954}
955
671#else 956#else
672 char *name;
673
674 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
675 name = NULL;
676 if (name == NULL || STRCMP(name, str))
677 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
678 if (name)
679 XFree(name);
680#endif
681}
682
683/* EXTPROTO */
684void
685rxvt_set_iconName(pR_ const char *str)
686{
687#ifndef SMART_WINDOW_TITLE
688 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
689#else
690 char *name;
691
692 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
693 name = NULL;
694 if (name == NULL || STRCMP(name, str))
695 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
696 if (name)
697 XFree(name);
698#endif
699}
700
701#ifdef XTERM_COLOR_CHANGE
702/* EXTPROTO */
703void
704rxvt_set_window_color(pR_ int idx, const char *color)
705{
706 rxvt_color xcol;
707 int i;
708
709 if (color == NULL || *color == '\0')
710 return;
711
712/* handle color aliases */
713 if (isdigit(*color)) {
714 i = atoi(color);
715 if (i >= 8 && i <= 15) { /* bright colors */
716 i -= 8;
717# ifndef NO_BRIGHTCOLOR
718 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
719 SET_PIXCOLOR(R, idx);
720 goto Done;
721# endif
722 }
723 if (i >= 0 && i <= 7) { /* normal colors */
724 R->PixColors[idx] = R->PixColors[minCOLOR + i];
725 SET_PIXCOLOR(R, idx);
726 goto Done;
727 }
728 }
729 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
730 return;
731/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
732
733/*
734 * FIXME: should free colors here, but no idea how to do it so instead,
735 * so just keep gobbling up the colormap
736 */
737# if 0
738 for (i = Color_Black; i <= Color_White; i++)
739 if (R->PixColors[idx] == R->PixColors[i])
740 break;
741 if (i > Color_White) {
742 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
743 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
744 DisplayPlanes(R->Xdisplay, Xscreen));
745 }
746# endif
747
748 R->PixColors[idx] = xcol;
749 SET_PIXCOLOR(R, idx);
750
751/* XSetWindowAttributes attr; */
752/* Cursor cursor; */
753 Done:
754 if (idx == Color_bg && !(R->Options & Opt_transparent))
755 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
756 R->PixColors[Color_bg]);
757
758/* handle Color_BD, scrollbar background, etc. */
759
760 rxvt_set_colorfgbg(aR);
761 rxvt_recolour_cursor(aR);
762/* the only reasonable way to enforce a clean update */
763 rxvt_scr_poweron(aR);
764}
765
766#else
767# define rxvt_set_window_color(aR_ idx,color) ((void)0) 957# define set_window_color (idx,color) ((void)0)
768#endif /* XTERM_COLOR_CHANGE */ 958#endif /* XTERM_COLOR_CHANGE */
769 959
770/* EXTPROTO */
771void 960void
772rxvt_recolour_cursor(pR) 961rxvt_term::recolour_cursor ()
773{ 962{
774 rxvt_color xcol[2]; 963 XColor fg, bg;
775 964
776#if TODO 965 (ISSET_PIXCOLOR (Color_pointer_fg)
777 xcol[0] = R->PixColors[Color_pointer]; 966 ? pix_colors_focused[Color_pointer_fg]
778 xcol[1] = R->PixColors[Color_bg]; 967 : pix_colors_focused[Color_fg]).get (fg);
779 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 968
780 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 969 (ISSET_PIXCOLOR (Color_pointer_bg)
781#endif 970 ? pix_colors_focused[Color_pointer_bg]
971 : pix_colors_focused[Color_bg]).get (bg);
972
973 XRecolorCursor (xdisp, TermWin_cursor, &fg, &bg);
782} 974}
783 975
784/*----------------------------------------------------------------------*/ 976/*----------------------------------------------------------------------*/
785/* 977/*
786 * find if fg/bg matches any of the normal (low-intensity) colors 978 * find if fg/bg matches any of the normal (low-intensity) colors
787 */ 979 */
788/* INTPROTO */
789void 980void
790rxvt_set_colorfgbg(pR) 981rxvt_term::set_colorfgbg ()
791{ 982{
792 unsigned int i; 983 unsigned int i;
793 const char *xpmb = "\0"; 984 const char *xpmb = "\0";
794 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 985 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795 986
796 R->env_colorfgbg = 987 strcpy (fstr, "default");
797 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 988 strcpy (bstr, "default");
798 STRCPY(fstr, "default");
799 STRCPY(bstr, "default");
800 for (i = Color_Black; i <= Color_White; i++) 989 for (i = Color_Black; i <= Color_White; i++)
801 if (R->PixColors[Color_fg] == R->PixColors[i]) { 990 if (pix_colors[Color_fg] == pix_colors[i])
991 {
802 sprintf(fstr, "%d", (i - Color_Black)); 992 sprintf (fstr, "%d", (i - Color_Black));
803 break; 993 break;
804 } 994 }
995
805 for (i = Color_Black; i <= Color_White; i++) 996 for (i = Color_Black; i <= Color_White; i++)
806 if (R->PixColors[Color_bg] == R->PixColors[i]) { 997 if (pix_colors[Color_bg] == pix_colors[i])
998 {
807 sprintf(bstr, "%d", (i - Color_Black)); 999 sprintf (bstr, "%d", (i - Color_Black));
808#ifdef XPM_BACKGROUND 1000#ifdef XPM_BACKGROUND
809 xpmb = "default;"; 1001 xpmb = "default;";
810#endif 1002#endif
811 break; 1003 break;
812 } 1004 }
1005
813 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1006 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
814 putenv(R->env_colorfgbg);
815
816#ifndef NO_BRIGHTCOLOR
817 R->colorfgbg = DEFAULT_RSTYLE;
818 for (i = minCOLOR; i <= maxCOLOR; i++) {
819 if (R->PixColors[Color_fg] == R->PixColors[i])
820 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
821 if (R->PixColors[Color_bg] == R->PixColors[i])
822 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
823 }
824#endif
825} 1007}
826 1008
827/*----------------------------------------------------------------------*/ 1009/*----------------------------------------------------------------------*/
828/*
829 * Colour determination for low colour displays, routine from
830 * Hans de Goede <hans@highrise.nl>
831 */
832 1010
833/* EXTPROTO */ 1011bool
834int 1012rxvt_term::set_color (rxvt_color &color, const char *name)
835rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
836{ 1013{
837 screen_in_out->set(aR_ colour); 1014 if (color.set (this, name))
838
839 if (!screen_in_out->set(aR_ colour)) {
840 rxvt_print_error("can't allocate colour: %s", colour);
841 return false;
842 }
843
844 return true; 1015 return true;
1016
1017 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1018 return false;
1019}
1020
1021void
1022rxvt_term::alias_color (int dst, int src)
1023{
1024 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
845} 1025}
846 1026
847/* -------------------------------------------------------------------- * 1027/* -------------------------------------------------------------------- *
848 * - WINDOW RESIZING - * 1028 * - WINDOW RESIZING - *
849 * -------------------------------------------------------------------- */ 1029 * -------------------------------------------------------------------- */
850/* EXTPROTO */
851void 1030void
852rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1031rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
853 int ignoreparent)
854{ 1032{
855 int fix_screen; 1033 int fix_screen;
1034 int old_width = szHint.width;
1035 int old_height = szHint.height;
856 1036
1037 window_calc (newwidth, newheight);
1038 XSetWMNormalHints (xdisp, parent[0], &szHint);
1039
1040 if (!ignoreparent)
1041 {
857#ifdef SMART_RESIZE 1042#ifdef SMART_RESIZE
858 int old_width = R->szHint.width, old_height = R->szHint.height; 1043 /*
859#endif
860
861 rxvt_window_calc(aR_ width, height);
862 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
863 if (!ignoreparent) {
864#ifdef SMART_RESIZE
865/*
866 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1044 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867 * reposition window on resize depending on placement on screen 1045 * reposition window on resize depending on placement on screen
868 */ 1046 */
869 int x, y, x1, y1; 1047 int x, y, x1, y1;
870 int dx, dy; 1048 int dx, dy;
871 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1049 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872 Window unused_cr; 1050 Window unused_cr;
873 1051
874 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1052 XTranslateCoordinates (xdisp, parent[0], display->root,
875 0, 0, &x, &y, &unused_cr); 1053 0, 0, &x, &y, &unused_cr);
876 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1054 XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
877 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1055 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
878 /* 1056 /*
879 * if Xroot isn't the parent window, a WM will probably have offset 1057 * if display->root isn't the parent window, a WM will probably have offset
880 * our position for handles and decorations. Counter it 1058 * our position for handles and decorations. Counter it
881 */ 1059 */
882 if (x1 != x || y1 != y) { 1060 if (x1 != x || y1 != y)
1061 {
883 x -= x1; 1062 x -= x1;
884 y -= y1; 1063 y -= y1;
885 } 1064 }
886 1065
887 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1066 x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
888 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1067 y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
889 dx = old_width - R->szHint.width; 1068 dx = old_width - szHint.width;
890 dy = old_height - R->szHint.height; 1069 dy = old_height - szHint.height;
891 1070
892 /* Check position of the center of the window */ 1071 /* Check position of the center of the window */
893 if (x < x1) /* left half */ 1072 if (x < x1) /* left half */
894 dx = 0; 1073 dx = 0;
895 else if (x == x1) /* exact center */ 1074 else if (x == x1) /* exact center */
896 dx /= 2; 1075 dx /= 2;
897 if (y < y1) /* top half */ 1076 if (y < y1) /* top half */
898 dy = 0; 1077 dy = 0;
899 else if (y == y1) /* exact center */ 1078 else if (y == y1) /* exact center */
900 dy /= 2; 1079 dy /= 2;
901 1080
902 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1081 XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
903 R->szHint.width, R->szHint.height); 1082 szHint.width, szHint.height);
904#else 1083#else
905 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1084 XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
906 R->szHint.height);
907#endif 1085#endif
908 } 1086 }
909 1087
910 fix_screen = (R->TermWin.ncol != R->prev_ncol 1088 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
911 || R->TermWin.nrow != R->prev_nrow); 1089
912 if (fix_screen || width != R->old_width || height != R->old_height) { 1090 if (fix_screen || newwidth != old_width || newheight != old_height)
913 if (scrollbar_visible(R)) { 1091 {
1092 if (scrollBar.state)
1093 {
914 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1094 XMoveResizeWindow (xdisp, scrollBar.win,
1095 window_sb_x, 0,
915 0, scrollbar_TotalWidth(), R->szHint.height); 1096 scrollbar_TotalWidth (), szHint.height);
916 rxvt_Resize_scrollBar(aR); 1097 resize_scrollbar ();
917 } 1098 }
918 if (menubar_visible(R)) 1099
919 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1100 XMoveResizeWindow (xdisp, vt,
920 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1101 window_vt_x, window_vt_y,
921 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
922 R->window_vt_y, TermWin_TotalWidth(),
923 TermWin_TotalHeight()); 1102 width, height);
924#ifdef RXVT_GRAPHICS 1103
925 if (R->old_height)
926 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
927 R->old_height - R->szHint.base_height);
928#endif
929 rxvt_scr_clear(aR); 1104 scr_clear ();
930#ifdef XPM_BACKGROUND 1105#ifdef XPM_BACKGROUND
931 rxvt_resize_pixmap(aR); 1106 resize_pixmap ();
932#endif 1107#endif
933 } 1108 }
934 1109
935 if (fix_screen || R->old_height == 0) { 1110 if (fix_screen || old_height == 0)
936 int curr_screen = -1; 1111 scr_reset ();
937 uint16_t old_ncol = R->prev_ncol;
938 1112
939 /* scr_reset only works on the primary screen */ 1113 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
940 if (R->old_height) /* this is not the first time through */ 1114 //scr_touch (false);
941 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);
942 rxvt_scr_reset(aR);
943 if (curr_screen >= 0) { /* this is not the first time through */
944 rxvt_scr_change_screen(aR_ curr_screen);
945 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
946 }
947 }
948 1115
949 R->old_width = R->szHint.width; 1116#ifdef XPM_BACKGROUND
950 R->old_height = R->szHint.height; 1117 if (pixmap)
1118 scr_touch (false);
1119#endif
951 1120
952#ifdef USE_XIM 1121#ifdef USE_XIM
953 rxvt_IMSetStatusPosition(aR); 1122 IMSetStatusPosition ();
954#endif 1123#endif
955} 1124}
956 1125
957/* 1126/*
958 * Set the width/height of the vt window in characters. Units are pixels. 1127 * Set the width/height of the vt window in characters. Units are pixels.
959 * good for toggling 80/132 columns 1128 * good for toggling 80/132 columns
960 */ 1129 */
961/* EXTPROTO */
962void 1130void
963rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1131rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
964{ 1132{
965 XWindowAttributes wattr; 1133 XWindowAttributes wattr;
966 1134
967 if (width == 0 || height == 0) { 1135 if (newwidth == 0 || newheight == 0)
1136 {
968 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1137 XGetWindowAttributes (xdisp, display->root, &wattr);
1138
969 if (width == 0) 1139 if (newwidth == 0)
970 width = wattr.width - R->szHint.base_width; 1140 newwidth = wattr.width - szHint.base_width;
971 if (height == 0) 1141 if (newheight == 0)
972 height = wattr.height - R->szHint.base_height; 1142 newheight = wattr.height - szHint.base_height;
1143 }
1144
1145 if (newwidth != width || newheight != height)
973 } 1146 {
974 if (width != R->TermWin.width || height != R->TermWin.height) {
975 width += R->szHint.base_width; 1147 newwidth += szHint.base_width;
976 height += R->szHint.base_height; 1148 newheight += szHint.base_height;
977 rxvt_resize_all_windows(aR_ width, height, 0); 1149 resize_all_windows (newwidth, newheight, 0);
978 } 1150 }
979} 1151}
980 1152
981/* -------------------------------------------------------------------- * 1153/* -------------------------------------------------------------------- *
982 * - X INPUT METHOD ROUTINES - * 1154 * - X INPUT METHOD ROUTINES - *
983 * -------------------------------------------------------------------- */ 1155 * -------------------------------------------------------------------- */
984#ifdef USE_XIM 1156#ifdef USE_XIM
985/* INTPROTO */
986void
987rxvt_setSize(pR_ XRectangle * size)
988{
989 size->x = R->TermWin.int_bwidth;
990 size->y = R->TermWin.int_bwidth;
991 size->width = Width2Pixel(R->TermWin.ncol);
992 size->height = Height2Pixel(R->TermWin.nrow);
993}
994 1157
995/* INTPROTO */
996void 1158void
997rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1159rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998{ 1160{
999 *fg = R->PixColors[Color_fg]; 1161 fg = pix_colors [Color_fg];
1000 *bg = R->PixColors[Color_bg]; 1162 bg = pix_colors [Color_bg];
1163}
1164
1165void
1166rxvt_term::im_set_size (XRectangle &size)
1167{
1168 // the int_bwidth terms make no sense to me
1169 size.x = int_bwidth;
1170 size.y = int_bwidth;
1171 size.width = Width2Pixel (ncol) + int_bwidth;
1172 size.height = Height2Pixel (nrow) + int_bwidth;
1173}
1174
1175void
1176rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1177 XRectangle &status_rect,
1178 const XRectangle &needed_rect)
1179{
1180 preedit_rect.x = needed_rect.width;
1181 preedit_rect.y = 0;
1182 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1183 preedit_rect.height = fheight;
1184
1185 status_rect.x = 0;
1186 status_rect.y = 0;
1187 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1188 status_rect.height = fheight;
1001} 1189}
1002 1190
1003/* Checking whether input method is running. */ 1191/* Checking whether input method is running. */
1004/* INTPROTO */
1005Bool 1192bool
1006rxvt_IMisRunning(pR) 1193rxvt_term::IMisRunning ()
1007{ 1194{
1008 char *p; 1195 char *p;
1009 Atom atom; 1196 Atom atom;
1010 Window win; 1197 Window win;
1011 char server[IMBUFSIZ]; 1198 char server[IMBUFSIZ];
1012 1199
1013/* get current locale modifier */ 1200 /* get current locale modifier */
1014 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1201 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1202 {
1015 STRCPY(server, "@server="); 1203 strcpy (server, "@server=");
1016 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1204 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1205
1017 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1206 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1018 *p = '\0'; 1207 *p = '\0';
1019 1208
1020 atom = XInternAtom(R->Xdisplay, server, False); 1209 atom = XInternAtom (xdisp, server, False);
1021 win = XGetSelectionOwner(R->Xdisplay, atom); 1210 win = XGetSelectionOwner (xdisp, atom);
1211
1022 if (win != None) 1212 if (win != None)
1023 return True; 1213 return True;
1024 } 1214 }
1215
1025 return False; 1216 return False;
1026} 1217}
1027 1218
1028/* EXTPROTO */
1029void 1219void
1030rxvt_IMSendSpot(pR) 1220rxvt_term::IMSendSpot ()
1031{ 1221{
1032 XPoint spot; 1222 XPoint nspot;
1033 XVaNestedList preedit_attr; 1223 XVaNestedList preedit_attr;
1034 1224
1035 if (R->Input_Context == NULL 1225 if (!Input_Context
1036 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1226 || !focus
1037 || !(R->event_type == KeyPress 1227 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1038 || R->event_type == Expose
1039 || R->event_type == NoExpose
1040 || R->event_type == SelectionNotify
1041 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1042 || !rxvt_IMisRunning(aR))
1043 return; 1228 return;
1044 1229
1045 rxvt_setPosition(aR_ & spot); 1230 im_set_position (nspot);
1046 1231
1232 if (nspot.x == spot.x && nspot.y == spot.y)
1233 return;
1234
1235 spot = nspot;
1236
1047 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1237 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1238 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049 XFree(preedit_attr); 1239 XFree (preedit_attr);
1050} 1240}
1051 1241
1052/* EXTPROTO */
1053void 1242void
1054rxvt_setTermFontSet(pR_ int idx) 1243rxvt_term::im_destroy ()
1055{ 1244{
1056 char *string; 1245 if (input_method)
1057 long length; 1246 {
1058 int success = 0; 1247 if (Input_Context && input_method->xim)
1248 XDestroyIC (Input_Context);
1059 1249
1060 if (idx < 0 || idx >= MAX_NFONTS) 1250 display->put_xim (input_method);
1061 return; 1251 input_method = 0;
1062} 1252 }
1063 1253
1064/* INTPROTO */
1065void
1066rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1067 XRectangle * needed_rect)
1068{
1069 int mbh, vtx = 0;
1070
1071 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1072 vtx = scrollbar_TotalWidth();
1073 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1074 mbh -= R->TermWin.lineSpace;
1075
1076 preedit_rect->x = needed_rect->width + vtx;
1077 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1078
1079 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1080 + vtx;
1081 preedit_rect->height = Height2Pixel(1);
1082
1083 status_rect->x = vtx;
1084 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1085
1086 status_rect->width = needed_rect->width ? needed_rect->width
1087 : Width2Pixel(R->TermWin.ncol + 1);
1088 status_rect->height = Height2Pixel(1);
1089}
1090
1091/* ARGSUSED */
1092/* INTPROTO */
1093void
1094rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1095 __attribute__ ((unused)), XPointer call_data
1096 __attribute__ ((unused)))
1097{
1098 dR;
1099
1100 R->Input_Context = NULL; 1254 Input_Context = 0;
1101/* To avoid Segmentation Fault in C locale: Solaris only? */
1102 if (STRCMP(R->locale, "C"))
1103 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1104 rxvt_IMInstantiateCallback, NULL);
1105} 1255}
1106 1256
1107/* 1257#ifdef ENABLE_XIM_ONTHESPOT
1108 * X manual pages and include files don't match on some systems:
1109 * some think this is an XIDProc and others an XIMProc so we can't
1110 * use the first argument - need to update this to be nice for
1111 * both types via some sort of configure detection
1112 */
1113/* ARGSUSED */
1114/* EXTPROTO */
1115void
1116rxvt_IMInstantiateCallback(Display * unused
1117 __attribute__ ((unused)), XPointer client_data
1118 __attribute__ ((unused)), XPointer call_data
1119 __attribute__ ((unused)))
1120{
1121 dR;
1122 int i, found, had_im;
1123 const char *p;
1124 char **s;
1125 char buf[IMBUFSIZ];
1126 1258
1127 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1259static void
1128 if (R->Input_Context) 1260xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1129 return; 1261{
1262 ((rxvt_term *)client_data)->make_current ();
1263 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1264}
1130 1265
1131 found = had_im = 0; 1266static void
1132 p = R->rs[Rs_inputMethod]; 1267xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1133 if (p && *p) { 1268{
1134 had_im = 1; 1269 ((rxvt_term *)client_data)->make_current ();
1135 s = rxvt_splitcommastring(p); 1270 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1136 for (i = 0; s[i]; i++) { 1271}
1137 if (*s[i]) { 1272
1138 STRCPY(buf, "@im="); 1273static void
1139 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1274xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1140 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1275{
1141 && (rxvt_IM_get_IC(aR) == True)) { 1276 rxvt_term *term = (rxvt_term *)client_data;
1142 found = 1; 1277 XIMText *text = call_data->text;
1143 break; 1278
1144 } 1279 term->make_current ();
1145 } 1280
1281 if (text)
1282 {
1283 void *str;
1284
1285 if (!text->encoding_is_wchar && text->string.multi_byte)
1286 {
1287 // of course, X makes it ugly again
1288 if (term->rs[Rs_imLocale])
1289 SET_LOCALE (term->rs[Rs_imLocale]);
1290
1291 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1292 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1293
1294 if (term->rs[Rs_imLocale])
1295 SET_LOCALE (term->locale);
1146 } 1296 }
1147 for (i = 0; s[i]; i++) 1297 else
1148 free(s[i]); 1298 str = (void *)text->string.wide_char;
1149 free(s); 1299
1300 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1301 DT_INT, call_data->caret,
1302 DT_INT, call_data->chg_first,
1303 DT_INT, call_data->chg_length,
1304 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1305 DT_WCS_LEN, str, str ? (int)text->length : 0,
1306 DT_END));
1150 } 1307 }
1151 if (found) 1308 else
1152 return; 1309 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1153 1310 DT_INT, call_data->caret,
1154/* try with XMODIFIERS env. var. */ 1311 DT_INT, call_data->chg_first,
1155 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1312 DT_INT, call_data->chg_length,
1156 rxvt_IM_get_IC(aR); 1313 DT_END));
1157 return;
1158 }
1159
1160/* try with no modifiers base IF the user didn't specify an IM */
1161 if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1162 && rxvt_IM_get_IC(aR) == True)
1163 return;
1164} 1314}
1315
1316#if 0
1317static void
1318xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1319{
1320 ((rxvt_term *)client_data)->make_current ();
1321 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1322 DT_INT, call_data->position,
1323 DT_INT, call_data->direction,
1324 DT_INT, call_data->style,
1325 DT_END));
1326}
1327#endif
1328
1329#endif
1165 1330
1166/* 1331/*
1167 * Try to open a XIM with the current modifiers, then see if we can 1332 * Try to open a XIM with the current modifiers, then see if we can
1168 * open a suitable preedit type 1333 * open a suitable preedit type
1169 */ 1334 */
1170/* INTPROTO */
1171Bool 1335bool
1172rxvt_IM_get_IC(pR) 1336rxvt_term::IM_get_IC (const char *modifiers)
1173{ 1337{
1174 int i, j, found; 1338 int i, j, found;
1175 XIM xim; 1339 XIM xim;
1176 XPoint spot; 1340 XPoint spot;
1177 XRectangle rect, status_rect, needed_rect; 1341 XRectangle rect, status_rect, needed_rect;
1178 unsigned long fg, bg; 1342 unsigned long fg, bg;
1179 const char *p; 1343 const char *p;
1180 char **s; 1344 char **s;
1181 XIMStyles *xim_styles; 1345 XIMStyles *xim_styles;
1182 XVaNestedList preedit_attr, status_attr; 1346#ifdef ENABLE_XIM_ONTHESPOT
1183 XIMCallback ximcallback; 1347 XIMCallback xcb[4];
1348#endif
1184 1349
1185 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1350 set_environ (envv);
1186 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1351
1187 if (xim == NULL) 1352 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return False; 1353 return false;
1189 1354
1355 input_method = display->get_xim (locale, modifiers);
1356 if (input_method == NULL)
1357 return false;
1358
1359 xim = input_method->xim;
1360 spot.x = spot.y = -1;
1361
1190 xim_styles = NULL; 1362 xim_styles = NULL;
1191 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1363 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192 || !xim_styles || !xim_styles->count_styles) { 1364 || !xim_styles || !xim_styles->count_styles)
1193 XCloseIM(xim); 1365 {
1366 im_destroy ();
1194 return False; 1367 return false;
1368 }
1369
1370 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1371
1372 for (int pi = 0; pi < 2; pi++)
1195 } 1373 {
1374 p = pet[pi];
1196 1375
1197 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1376 if (!p)
1198 : "OverTheSpot,OffTheSpot,Root"; 1377 continue;
1378
1199 s = rxvt_splitcommastring(p); 1379 s = rxvt_splitcommastring (p);
1380
1200 for (i = found = 0; !found && s[i]; i++) { 1381 for (i = found = 0; !found && s[i]; i++)
1382 {
1201 if (!STRCMP(s[i], "OverTheSpot")) 1383 if (!strcmp (s[i], "OverTheSpot"))
1202 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1384 input_style = XIMPreeditPosition | XIMStatusNothing;
1203 else if (!STRCMP(s[i], "OffTheSpot")) 1385 else if (!strcmp (s[i], "OffTheSpot"))
1204 R->input_style = (XIMPreeditArea | XIMStatusArea); 1386 input_style = XIMPreeditArea | XIMStatusArea;
1205 else if (!STRCMP(s[i], "Root")) 1387 else if (!strcmp (s[i], "Root"))
1206 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1388 input_style = XIMPreeditNothing | XIMStatusNothing;
1389 else if (!strcmp (s[i], "None"))
1390 input_style = XIMPreeditNone | XIMStatusNone;
1391#ifdef ENABLE_XIM_ONTHESPOT
1392 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1393 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1394#endif
1395 else
1396 input_style = XIMPreeditNothing | XIMStatusNothing;
1207 1397
1208 for (j = 0; j < xim_styles->count_styles; j++) 1398 for (j = 0; j < xim_styles->count_styles; j++)
1209 if (R->input_style == xim_styles->supported_styles[j]) { 1399 if (input_style == xim_styles->supported_styles[j])
1400 {
1401 rxvt_freecommastring (s);
1402
1210 found = 1; 1403 found = 1;
1404 goto foundpet;
1405 }
1406
1407 }
1408
1409 rxvt_freecommastring (s);
1410 }
1411
1412foundpet:
1413
1414 XFree (xim_styles);
1415
1416 if (!found)
1417 {
1418 im_destroy ();
1419 return false;
1420 }
1421
1422 XFontSet fs = 0;
1423 XVaNestedList preedit_attr = 0, status_attr = 0;
1424
1425 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1426 {
1427 // fake us a font-set, please
1428 char **missing_charset_list;
1429 int missing_charset_count;
1430 char *def_string;
1431 char pat[512];
1432
1433 sprintf (pat,
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1436 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "*",
1440 fheight,
1441 fheight + 1, fheight - 1,
1442 fheight - 2, fheight + 2);
1443
1444 fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1445 &missing_charset_list, &missing_charset_count, &def_string);
1446
1447 if (missing_charset_list)
1448 XFreeStringList (missing_charset_list);
1449
1450 if (!fs)
1451 {
1452 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1453 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1454 }
1455 }
1456
1457 if (input_style & XIMPreeditPosition)
1458 {
1459 im_set_size (rect);
1460 im_set_position (spot);
1461 im_set_color (fg, bg);
1462
1463 preedit_attr = XVaCreateNestedList (0,
1464 XNForeground, fg,
1465 XNBackground, bg,
1466 XNArea, &rect,
1467 XNSpotLocation, &spot,
1468 XNFontSet, fs,
1469 NULL);
1470 }
1471 else if (input_style & XIMPreeditArea)
1472 {
1473 im_set_color (fg, bg);
1474
1475 /*
1476 * The necessary width of preedit area is unknown
1477 * until create input context.
1478 */
1479 needed_rect.width = 0;
1480 im_set_preedit_area (rect, status_rect, needed_rect);
1481
1482 preedit_attr = XVaCreateNestedList (0,
1483 XNForeground, fg,
1484 XNBackground, bg,
1485 XNArea, &rect,
1486 XNFontSet, fs,
1487 NULL);
1488 status_attr = XVaCreateNestedList (0,
1489 XNForeground, fg,
1490 XNBackground, bg,
1491 XNArea, &status_rect,
1492 XNFontSet, fs,
1493 NULL);
1494 }
1495#if ENABLE_XIM_ONTHESPOT
1496 else if (input_style & XIMPreeditCallbacks)
1497 {
1498 im_set_position (spot);
1499
1500 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1501 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1502 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1503# if 0
1504 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1505# endif
1506
1507 preedit_attr = XVaCreateNestedList (0,
1508 XNSpotLocation, &spot,
1509 XNPreeditStartCallback, &xcb[0],
1510 XNPreeditDoneCallback , &xcb[1],
1511 XNPreeditDrawCallback , &xcb[2],
1512# if 0
1513 XNPreeditCaretCallback, &xcb[3],
1514# endif
1515 NULL);
1516 }
1517#endif
1518
1519 Input_Context = XCreateIC (xim,
1520 XNInputStyle, input_style,
1521 XNClientWindow, vt,
1522 XNFocusWindow, parent[0],
1523 preedit_attr ? XNPreeditAttributes : NULL,
1524 preedit_attr,
1525 status_attr ? XNStatusAttributes : NULL,
1526 status_attr, NULL);
1527
1528 if (preedit_attr) XFree (preedit_attr);
1529 if (status_attr) XFree (status_attr);
1530 if (fs) XFreeFontSet (xdisp, fs);
1531
1532 if (Input_Context == NULL)
1533 {
1534 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1535 im_destroy ();
1536 return false;
1537 }
1538
1539#if 0
1540 // unfortunately, only the focus window is used by XIM, hard to fix
1541 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1542 vt_select_input ();
1543#endif
1544
1545 if (input_style & XIMPreeditArea)
1546 IMSetStatusPosition ();
1547
1548 return true;
1549}
1550
1551void
1552rxvt_term::im_cb ()
1553{
1554 int i;
1555 const char *p;
1556 char **s;
1557 char buf[IMBUFSIZ];
1558
1559 make_current ();
1560
1561 im_destroy ();
1562
1563 if (Input_Context)
1564 return;
1565
1566#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1567 if (rs[Rs_imLocale])
1568 SET_LOCALE (rs[Rs_imLocale]);
1569#endif
1570
1571 p = rs[Rs_inputMethod];
1572 if (p && *p)
1573 {
1574 bool found = false;
1575
1576 s = rxvt_splitcommastring (p);
1577
1578 for (i = 0; s[i]; i++)
1579 {
1580 if (*s[i])
1581 {
1582 strcpy (buf, "@im=");
1583 strncat (buf, s[i], IMBUFSIZ - 5);
1584 if (IM_get_IC (buf))
1585 {
1586 found = true;
1211 break; 1587 break;
1588 }
1212 } 1589 }
1213 } 1590 }
1214 for (i = 0; s[i]; i++)
1215 free(s[i]);
1216 free(s);
1217 XFree(xim_styles);
1218 1591
1592 rxvt_freecommastring (s);
1593
1219 if (!found) { 1594 if (found)
1220 XCloseIM(xim); 1595 goto done;
1221 return False;
1222 } 1596 }
1223 1597
1224 ximcallback.callback = rxvt_IMDestroyCallback; 1598 /* try with XMODIFIERS env. var. */
1599 if (IM_get_IC (""))
1600 goto done;
1225 1601
1226/* XXX: not sure why we need this (as well as IC one below) */ 1602 /* try with no modifiers base IF the user didn't specify an IM */
1227 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1603 if (IM_get_IC ("@im=none"))
1604 goto done;
1228 1605
1229 preedit_attr = status_attr = NULL; 1606done:
1230 1607#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231 if (R->input_style & XIMPreeditPosition) { 1608 if (rs[Rs_imLocale])
1232 rxvt_setSize(aR_ & rect); 1609 SET_LOCALE (locale);
1233 rxvt_setPosition(aR_ & spot); 1610#endif
1234 rxvt_setColor(aR_ & fg, &bg);
1235
1236 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1237 XNSpotLocation, &spot,
1238 XNForeground, fg, XNBackground, bg,
1239 //XNFontSet, R->TermWin.fontset,
1240 NULL);
1241 } else if (R->input_style & XIMPreeditArea) {
1242 rxvt_setColor(aR_ & fg, &bg);
1243
1244 /*
1245 * The necessary width of preedit area is unknown
1246 * until create input context.
1247 */
1248 needed_rect.width = 0;
1249
1250 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1251
1252 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1253 XNForeground, fg, XNBackground, bg,
1254 //XNFontSet, R->TermWin.fontset,
1255 NULL);
1256 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1257 XNForeground, fg, XNBackground, bg,
1258 //XNFontSet, R->TermWin.fontset,
1259 NULL);
1260 }
1261 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1262 XNClientWindow, R->TermWin.parent[0],
1263 XNFocusWindow, R->TermWin.parent[0],
1264 XNDestroyCallback, &ximcallback,
1265 preedit_attr ? XNPreeditAttributes : NULL,
1266 preedit_attr,
1267 status_attr ? XNStatusAttributes : NULL,
1268 status_attr, NULL);
1269 if (preedit_attr)
1270 XFree(preedit_attr);
1271 if (status_attr)
1272 XFree(status_attr);
1273 if (R->Input_Context == NULL) {
1274 rxvt_print_error("failed to create input context");
1275 XCloseIM(xim);
1276 return False;
1277 }
1278 if (R->input_style & XIMPreeditArea)
1279 rxvt_IMSetStatusPosition(aR);
1280 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1281 return True;
1282} 1611}
1283 1612
1284/* EXTPROTO */
1285void 1613void
1286rxvt_IMSetStatusPosition(pR) 1614rxvt_term::IMSetStatusPosition ()
1287{ 1615{
1288 XRectangle preedit_rect, status_rect, *needed_rect; 1616 XRectangle preedit_rect, status_rect, *needed_rect;
1289 XVaNestedList preedit_attr, status_attr; 1617 XVaNestedList preedit_attr, status_attr;
1290 1618
1291 if (R->Input_Context == NULL 1619 if (!Input_Context
1620 || !focus
1292 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1621 || !(input_style & XIMPreeditArea)
1293 || !rxvt_IMisRunning(aR)) 1622 || !IMisRunning ())
1294 return; 1623 return;
1295 1624
1296/* Getting the necessary width of preedit area */ 1625 /* Getting the necessary width of preedit area */
1297 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1626 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1627 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299 XFree(status_attr); 1628 XFree (status_attr);
1300 1629
1301 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1630 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1631 XFree (needed_rect);
1302 1632
1303 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1633 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1634 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305 1635
1306 XSetICValues(R->Input_Context, 1636 XSetICValues (Input_Context,
1307 XNPreeditAttributes, preedit_attr, 1637 XNPreeditAttributes, preedit_attr,
1308 XNStatusAttributes, status_attr, NULL); 1638 XNStatusAttributes, status_attr, NULL);
1309 1639
1310 XFree(preedit_attr); 1640 XFree (preedit_attr);
1311 XFree(status_attr); 1641 XFree (status_attr);
1312} 1642}
1313#endif /* USE_XIM */ 1643#endif /* USE_XIM */
1314 1644
1315/*----------------------------------------------------------------------*/
1316rxvt_t rxvt_current_term;
1317
1318/*----------------------- end-of-file (C source) -----------------------*/ 1645/*----------------------- end-of-file (C source) -----------------------*/

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