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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 1.201 by root, Wed Jan 25 00:57:57 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 dDisp;
222
223 selection_clear ();
224
87#ifdef USE_XIM 225#ifdef USE_XIM
88 if (Input_Context != NULL) 226 im_destroy ();
227#endif
228#ifdef XTERM_SCROLLBAR
229 if (xscrollbarGC) XFreeGC (disp, xscrollbarGC);
230 if (ShadowGC) XFreeGC (disp, ShadowGC);
231#endif
232#ifdef PLAIN_SCROLLBAR
233 if (pscrollbarGC) XFreeGC (disp, pscrollbarGC);
234#endif
235#ifdef NEXT_SCROLLBAR
236 if (blackGC) XFreeGC (disp, blackGC);
237 if (whiteGC) XFreeGC (disp, whiteGC);
238 if (grayGC) XFreeGC (disp, grayGC);
239 if (darkGC) XFreeGC (disp, darkGC);
240 if (stippleGC) XFreeGC (disp, stippleGC);
241 if (dimple) XFreePixmap (disp, dimple);
242 if (upArrow) XFreePixmap (disp, upArrow);
243 if (downArrow) XFreePixmap (disp, downArrow);
244 if (upArrowHi) XFreePixmap (disp, upArrowHi);
245 if (downArrowHi) XFreePixmap (disp, downArrowHi);
246#endif
247#ifdef RXVT_SCROLLBAR
248 if (topShadowGC) XFreeGC (disp, topShadowGC);
249 if (botShadowGC) XFreeGC (disp, botShadowGC);
250 if (scrollbarGC) XFreeGC (disp, scrollbarGC);
251#endif
252 if (gc) XFreeGC (disp, gc);
253
254 delete drawable;
255 // destroy all windows
256 if (parent[0])
257 XDestroyWindow (disp, parent[0]);
89 { 258 }
90 XDestroyIC (Input_Context);
91 Input_Context = NULL;
92 }
93#endif
94 259
95 if (cmd_fd >= 0) 260 // TODO: free pixcolours, colours should become part of rxvt_display
96 close (cmd_fd); 261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
97 265
98 if (Xfd >= 0) 266 displays.put (display);
99 XCloseDisplay (Xdisplay);
100 267
101 delete PixColors; 268 scr_release ();
269
270 /* clear all resources */
271 for (int i = 0; i < allocated.size (); i++)
272 free (allocated [i]);
273
274 free (selection.text);
275 // TODO: manage env vars in child only(!)
276 free (env_windowid);
277 free (env_display);
278 free (env_term);
279 free (env_colorfgbg);
280 free (locale);
281 free (v_buffer);
282 free (incr_buf);
283
284 delete envv;
285 delete argv;
286
287#ifdef KEYSYM_RESOURCE
288 delete keyboard;
289#endif
290}
291
292// child has exited, usually destroys
293void
294rxvt_term::child_cb (child_watcher &w, int status)
295{
296 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
297
298 cmd_pid = 0;
299
300 if (!OPTION (Opt_hold))
301 destroy ();
102} 302}
103 303
104void 304void
105rxvt_term::destroy () 305rxvt_term::destroy ()
106{ 306{
307 if (destroy_ev.active)
308 return;
309
310 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
311
312#if ENABLE_OVERLAY
313 scr_overlay_off ();
314#endif
315
316 if (display)
317 {
318#if USE_XIM
319 im_ev.stop (display);
320#endif
321#if HAVE_SCROLLBARS
322 scrollbar_ev.stop (display);
323#endif
324#if TRANSPARENT
325 rootwin_ev.stop (display);
326#endif
327 incr_ev.stop ();
328 termwin_ev.stop (display);
329 vt_ev.stop (display);
330 }
331
107 check_ev.stop (); 332 check_ev.stop ();
108 pty_ev.stop (); 333 pty_ev.stop ();
109 x_ev.stop ();
110#ifdef CURSOR_BLINK 334#ifdef CURSOR_BLINK
335 cursor_blink_ev.stop ();
336#endif
337#ifdef TEXT_BLINK
111 blink_ev.stop (); 338 text_blink_ev.stop ();
339#endif
340#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
341 cont_scroll_ev.stop ();
342#endif
343#ifdef SELECTION_SCROLLING
344 sel_scroll_ev.stop ();
112#endif 345#endif
113#ifdef POINTER_BLANK 346#ifdef POINTER_BLANK
114 pointer_ev.stop (); 347 pointer_ev.stop ();
115#endif 348#endif
116 349
… …
118} 351}
119 352
120void 353void
121rxvt_term::destroy_cb (time_watcher &w) 354rxvt_term::destroy_cb (time_watcher &w)
122{ 355{
123 SET_R (this); 356 make_current ();
124 357
125 delete this; 358 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} 359}
305 360
306/*----------------------------------------------------------------------*/ 361/*----------------------------------------------------------------------*/
307/* 362/*
308 * Exit gracefully, clearing the utmp entry and restoring tty attributes 363 * Exit gracefully, clearing the utmp entry and restoring tty attributes
309 * TODO: if debugging, this should free up any known resources if we can 364 * TODO: if debugging, this should free up any known resources if we can
310 */ 365 */
311/* EXTPROTO */ 366static XErrorHandler old_xerror_handler;
367
368static void
369rxvt_emergency_cleanup ()
370{
371 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
372 (*t)->emergency_cleanup ();
373}
374
375#if ENABLE_FRILLS
376static void
377print_x_error (Display *dpy, XErrorEvent *event)
378{
379 char buffer[BUFSIZ];
380 char mesg[BUFSIZ];
381 char number[32];
382 char *mtype = "XlibMessage";
383 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
384 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
385 rxvt_warn ("An X Error occured, trying to continue after report.\n");
386 rxvt_warn ("%s: %s\n", mesg, buffer);
387 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
388 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
389 sprintf(number, "%d", event->request_code);
390 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
391 rxvt_warn ("(which is %s)\n", buffer);
392 if (event->request_code >= 128) {
393 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
394 mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
396 }
397 if ((event->error_code == BadWindow) ||
398 (event->error_code == BadPixmap) ||
399 (event->error_code == BadCursor) ||
400 (event->error_code == BadFont) ||
401 (event->error_code == BadDrawable) ||
402 (event->error_code == BadColor) ||
403 (event->error_code == BadGC) ||
404 (event->error_code == BadIDChoice) ||
405 (event->error_code == BadValue) ||
406 (event->error_code == BadAtom)) {
407 if (event->error_code == BadValue)
408 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
409 mesg, BUFSIZ);
410 else if (event->error_code == BadAtom)
411 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
412 mesg, BUFSIZ);
413 else
414 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
415 mesg, BUFSIZ);
416 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
417 }
418 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
419 mesg, BUFSIZ);
420 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
421}
422#endif
423
424int
425rxvt_xerror_handler (Display *display, XErrorEvent *event)
426{
427 if (GET_R->allowedxerror == -1)
428 GET_R->allowedxerror = event->error_code;
429 else
430 {
431 // GET_R is most likely not the terminal which caused the error,
432 // so just output the error and continue
433#if ENABLE_FRILLS
434 print_x_error (display, event);
435#else
436 old_xerror_handler (display, event);
437#endif
438 }
439
440 return 0;
441}
442
443int
444rxvt_xioerror_handler (Display *display)
445{
446 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
447 DisplayString (display));
448 rxvt_emergency_cleanup ();
449 _exit (EXIT_FAILURE);
450}
451
452/*----------------------------------------------------------------------*/
453bool
454rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
455{
456 this->envv = envv;
457
458 SET_R (this);
459 set_locale ("");
460 set_environ (envv); // few things in X do not call setlocale :(
461
462 if (!init_vars ())
463 return false;
464
465 init_secondary ();
466
467 const char **cmd_argv = init_resources (argc, argv);
468
469#ifdef KEYSYM_RESOURCE
470 keyboard->register_done ();
471#endif
472
473#ifdef HAVE_SCROLLBARS
474 if (OPTION (Opt_scrollBar))
475 scrollBar.setIdle (); /* set existence for size calculations */
476#endif
477
478 pty = ptytty::create ();
479
480 create_windows (argc, argv);
481
482 dDisp;
483
484 init_xlocale ();
485
486 scr_reset (); // initialize screen
487
488#if 0
489 XSynchronize (disp, True);
490#endif
491
492#ifdef HAVE_SCROLLBARS
493 if (OPTION (Opt_scrollBar))
494 resize_scrollbar (); /* create and map scrollbar */
495#endif
496#ifdef TRANSPARENT
497 if (OPTION (Opt_transparent))
498 {
499 XSelectInput (disp, display->root, PropertyChangeMask);
500 check_our_parents ();
501 rootwin_ev.start (display, display->root);
502 }
503#endif
504
505 set_colorfgbg ();
506
507 init_command (cmd_argv);
508
509 free (cmd_argv);
510
511 if (pty->pty >= 0)
512 pty_ev.start (pty->pty, EVENT_READ);
513
514 check_ev.start ();
515
516 HOOK_INVOKE ((this, HOOK_START, DT_END));
517
518 XMapWindow (disp, vt);
519 XMapWindow (disp, parent[0]);
520
521 return true;
522}
523
524static struct sig_handlers
525{
526 sig_watcher sw_term, sw_int;
527
528 /*
529 * Catch a fatal signal and tidy up before quitting
530 */
312void 531 void
313rxvt_clean_exit () 532 sig_term (sig_watcher &w)
314{ 533 {
315 dR; 534 rxvt_emergency_cleanup ();
535 signal (w.signum, SIG_DFL);
536 kill (getpid (), w.signum);
537 }
316 538
317 R->destroy (); 539 sig_handlers ()
540 : sw_term (this, &sig_handlers::sig_term),
541 sw_int (this, &sig_handlers::sig_term)
542 {
543 }
544} sig_handlers;
545
546char **rxvt_environ; // startup environment
547
548void
549rxvt_init ()
550{
551 ptytty::init ();
552
553 rxvt_environ = environ;
554
555 signal (SIGHUP, SIG_IGN);
556 signal (SIGPIPE, SIG_IGN);
557
558 sig_handlers.sw_term.start (SIGTERM);
559 sig_handlers.sw_int.start (SIGINT);
560
561 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
562 /* signal (SIGURG, SIG_DFL); */
563
564 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
565 // TODO: handle this with exceptions and tolerate the memory loss
566 XSetIOErrorHandler (rxvt_xioerror_handler);
567
568 XrmInitialize ();
318} 569}
319 570
320/* ------------------------------------------------------------------------- * 571/* ------------------------------------------------------------------------- *
321 * MEMORY ALLOCATION WRAPPERS * 572 * MEMORY ALLOCATION WRAPPERS *
322 * ------------------------------------------------------------------------- */ 573 * ------------------------------------------------------------------------- */
323/* EXTPROTO */ 574void *
324void *
325rxvt_malloc(size_t size) 575rxvt_malloc (size_t size)
326{ 576{
327 void *p;
328
329 p = malloc(size); 577 void *p = malloc (size);
578
330 if (p) 579 if (!p)
580 rxvt_fatal ("memory allocation failure. aborting.\n");
581
331 return p; 582 return p;
332
333 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
334 rxvt_clean_exit();
335 exit(EXIT_FAILURE);
336/* NOTREACHED */
337} 583}
338 584
339/* EXTPROTO */ 585void *
340void *
341rxvt_calloc(size_t number, size_t size) 586rxvt_calloc (size_t number, size_t size)
342{ 587{
343 void *p;
344
345 p = calloc(number, size); 588 void *p = calloc (number, size);
589
346 if (p) 590 if (!p)
591 rxvt_fatal ("memory allocation failure. aborting.\n");
592
347 return p; 593 return p;
348
349 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
350 rxvt_clean_exit();
351 exit(EXIT_FAILURE);
352/* NOTREACHED */
353} 594}
354 595
355/* EXTPROTO */ 596void *
356void *
357rxvt_realloc(void *ptr, size_t size) 597rxvt_realloc (void *ptr, size_t size)
358{ 598{
359 void *p;
360
361 if (ptr)
362 p = realloc(ptr, size); 599 void *p = realloc (ptr, size);
363 else 600
364 p = malloc(size);
365 if (p) 601 if (!p)
602 rxvt_fatal ("memory allocation failure. aborting.\n");
603
366 return p; 604 return p;
367
368 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
369 rxvt_clean_exit();
370 exit(EXIT_FAILURE);
371/* NOTREACHED */
372} 605}
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
500 606
501/*----------------------------------------------------------------------*/ 607/*----------------------------------------------------------------------*/
502/* 608/*
503 * window size/position calculcations for XSizeHint and other storage. 609 * window size/position calculcations for XSizeHint and other storage.
504 * if width/height are non-zero then override calculated width/height 610 * if width/height are non-zero then override calculated width/height
505 */ 611 */
506/* EXTPROTO */
507void 612void
508rxvt_window_calc(pR_ unsigned int width, unsigned int height) 613rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
509{ 614{
510 short recalc_x, recalc_y; 615 short recalc_x, recalc_y;
511 int x, y, sb_w, mb_h, flags; 616 int x, y, sb_w, flags;
512 unsigned int w, h; 617 unsigned int w, h;
513 unsigned int max_width, max_height; 618 unsigned int max_width, max_height;
619 dDisp;
514 620
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; 621 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
519 R->szHint.win_gravity = NorthWestGravity; 622 szHint.win_gravity = NorthWestGravity;
520/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 623 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
521 624
522 recalc_x = recalc_y = 0; 625 recalc_x = recalc_y = 0;
523 flags = 0; 626 flags = 0;
627
524 if (!R->parsed_geometry) { 628 if (!parsed_geometry)
629 {
525 R->parsed_geometry = 1; 630 parsed_geometry = 1;
631
526 if (R->rs[Rs_geometry]) 632 if (rs[Rs_geometry])
527 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 633 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
634
528 if (flags & WidthValue) { 635 if (flags & WidthValue)
529 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 636 {
637 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
530 R->szHint.flags |= USSize; 638 szHint.flags |= USSize;
531 } 639 }
640
532 if (flags & HeightValue) { 641 if (flags & HeightValue)
533 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 642 {
643 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
534 R->szHint.flags |= USSize; 644 szHint.flags |= USSize;
535 } 645 }
646
536 if (flags & XValue) { 647 if (flags & XValue)
648 {
537 R->szHint.x = x; 649 szHint.x = x;
538 R->szHint.flags |= USPosition; 650 szHint.flags |= USPosition;
651
539 if (flags & XNegative) { 652 if (flags & XNegative)
653 {
540 recalc_x = 1; 654 recalc_x = 1;
541 R->szHint.win_gravity = NorthEastGravity; 655 szHint.win_gravity = NorthEastGravity;
542 } 656 }
543 } 657 }
658
544 if (flags & YValue) { 659 if (flags & YValue)
660 {
545 R->szHint.y = y; 661 szHint.y = y;
546 R->szHint.flags |= USPosition; 662 szHint.flags |= USPosition;
663
547 if (flags & YNegative) { 664 if (flags & YNegative)
665 {
548 recalc_y = 1; 666 recalc_y = 1;
667
549 if (R->szHint.win_gravity == NorthEastGravity) 668 if (szHint.win_gravity == NorthEastGravity)
550 R->szHint.win_gravity = SouthEastGravity; 669 szHint.win_gravity = SouthEastGravity;
551 else 670 else
552 R->szHint.win_gravity = SouthWestGravity; 671 szHint.win_gravity = SouthWestGravity;
553 } 672 }
554 } 673 }
555 } 674 }
675
556/* TODO: BOUNDS */ 676 /* TODO: BOUNDS */
557 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 677 width = ncol * fwidth;
558 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 678 height = nrow * fheight;
559 max_width = MAX_COLS * R->TermWin.fwidth; 679 max_width = MAX_COLS * fwidth;
560 max_height = MAX_ROWS * R->TermWin.fheight; 680 max_height = MAX_ROWS * fheight;
561 681
562 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 682 szHint.base_width = szHint.base_height = 2 * int_bwidth;
563 683
564 sb_w = mb_h = 0; 684 sb_w = 0;
565 R->window_vt_x = R->window_vt_y = 0; 685 window_vt_x = window_vt_y = int_bwidth;
566 if (scrollbar_visible(R)) { 686
687 if (scrollBar.state)
688 {
567 sb_w = scrollbar_TotalWidth(); 689 sb_w = scrollbar_TotalWidth ();
568 R->szHint.base_width += sb_w; 690 szHint.base_width += sb_w;
569 if (!(R->Options & Opt_scrollBar_right)) 691 if (!OPTION (Opt_scrollBar_right))
570 R->window_vt_x = sb_w; 692 window_vt_x += sb_w;
571 } 693 }
572 if (menubar_visible(R)) { 694
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; 695 szHint.width_inc = fwidth;
578 R->szHint.height_inc = R->TermWin.fheight; 696 szHint.height_inc = fheight;
579 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 697 szHint.min_width = szHint.base_width + szHint.width_inc;
580 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 698 szHint.min_height = szHint.base_height + szHint.height_inc;
581 699
582 if (width && width - R->szHint.base_width < max_width) { 700 if (newwidth && newwidth - szHint.base_width < max_width)
701 {
583 R->szHint.width = width; 702 szHint.width = newwidth;
584 R->TermWin.width = width - R->szHint.base_width; 703 width = newwidth - szHint.base_width;
585 } else { 704 }
586 MIN_IT(R->TermWin.width, max_width); 705 else
706 {
707 min_it (width, max_width);
587 R->szHint.width = R->szHint.base_width + R->TermWin.width; 708 szHint.width = szHint.base_width + width;
588 } 709 }
710
589 if (height && height - R->szHint.base_height < max_height) { 711 if (newheight && newheight - szHint.base_height < max_height)
712 {
590 R->szHint.height = height; 713 szHint.height = newheight;
591 R->TermWin.height = height - R->szHint.base_height; 714 height = newheight - szHint.base_height;
592 } else { 715 }
593 MIN_IT(R->TermWin.height, max_height); 716 else
717 {
718 min_it (height, max_height);
594 R->szHint.height = R->szHint.base_height + R->TermWin.height; 719 szHint.height = szHint.base_height + height;
595 } 720 }
596 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 721
722 if (scrollBar.state && OPTION (Opt_scrollBar_right))
597 R->window_sb_x = R->szHint.width - sb_w; 723 window_sb_x = szHint.width - sb_w;
598 724
599 if (recalc_x) 725 if (recalc_x)
600 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 726 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
601 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
602 if (recalc_y) 727 if (recalc_y)
603 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 728 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
604 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
605 729
606 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 730 ncol = width / fwidth;
607 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 731 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} 732}
613 733
614/*----------------------------------------------------------------------*/ 734/*----------------------------------------------------------------------*/
615/* 735/*
616 * Tell the teletype handler what size the window is. 736 * Tell the teletype handler what size the window is.
617 * Called after a window size change. 737 * Called after a window size change.
618 */ 738 */
619void 739void
620rxvt_term::tt_winch () 740rxvt_term::tt_winch ()
621{ 741{
622 struct winsize ws; 742 if (pty->pty < 0)
623
624 if (cmd_fd < 0)
625 return; 743 return;
626 744
745 struct winsize ws;
746
627 ws.ws_col = TermWin.ncol; 747 ws.ws_col = ncol;
628 ws.ws_row = TermWin.nrow; 748 ws.ws_row = nrow;
629 ws.ws_xpixel = ws.ws_ypixel = 0; 749 ws.ws_xpixel = width;
630#ifndef DEBUG_SIZE 750 ws.ws_ypixel = height;
631 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 751 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
632#else 752
633 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 753#if 0
634 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 754 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
635# ifdef SIGWINCH
636 else if (cmd_pid) /* force through to the command */ 755 if (cmd_pid) /* force through to the command */
637 kill (cmd_pid, SIGWINCH); 756 kill (-cmd_pid, SIGWINCH);
638# endif
639#endif 757#endif
640} 758}
641 759
642/*----------------------------------------------------------------------*/ 760/*----------------------------------------------------------------------*/
643/* rxvt_change_font() - Switch to a new font */ 761/* set_fonts () - load and set the various fonts
644/* 762 *
645 * init = 1 - initialize 763 * init = 1 - initialize
646 * 764 *
647 * fontname == FONT_UP - switch to bigger font 765 * fontname == FONT_UP - switch to bigger font
648 * fontname == FONT_DN - switch to smaller font 766 * fontname == FONT_DN - switch to smaller font
649 */ 767 */
650/* EXTPROTO */ 768bool
651void 769rxvt_term::set_fonts ()
652rxvt_change_font(pR_ int init, const char *fontname)
653{ 770{
654} 771 rxvt_fontset *fs = new rxvt_fontset (this);
772 rxvt_fontprop prop;
655 773
656/* INTPROTO */ 774 if (!fs
657void 775 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
658rxvt_font_up_down(pR_ int n, int direction) 776 || !fs->realize_font (1))
777 {
778 delete fs;
779 return false;
780 }
781
782#if ENABLE_STYLES
783 for (int i = RS_styleCount; --i; )
784 if (fontset[i] != fontset[0])
785 delete fontset[i];
786#endif
787
788 delete fontset[0];
789 fontset[0] = fs;
790
791 prop = (*fs)[1]->properties ();
792 prop.height += lineSpace;
793 fs->set_prop (prop);
794
795 fwidth = prop.width;
796 fheight = prop.height;
797 fbase = prop.ascent;
798
799 for (int style = 1; style < 4; style++)
800 {
801#if ENABLE_STYLES
802 const char *res = rs[Rs_font + style];
803
804 if (res && !*res)
805 fontset[style] = fontset[0];
806 else
807 {
808 fontset[style] = fs = new rxvt_fontset (this);
809 rxvt_fontprop prop2 = prop;
810
811 if (res)
812 prop2.weight = prop2.slant = rxvt_fontprop::unset;
813 else
814 {
815 res = fontset[0]->fontdesc;
816
817 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
818 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
819 }
820
821 fs->populate (res);
822 fs->set_prop (prop2);
823 }
824#else
825 fontset[style] = fontset[0];
826#endif
827 }
828
829 if (parent[0])
830 {
831 resize_all_windows (0, 0, 0);
832 scr_remap_chars ();
833 scr_touch (true);
834 }
835
836 return true;
837}
838
839void rxvt_term::set_string_property (Atom prop, const char *str, int len)
659{ 840{
841 XChangeProperty (display->display, parent[0],
842 prop, XA_STRING, 8, PropModeReplace,
843 (const unsigned char *)str, len >= 0 ? len : strlen (str));
844}
845
846void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
847{
848 wchar_t *ws = rxvt_mbstowcs (str, len);
849 char *s = rxvt_wcstoutf8 (ws);
850
851 XChangeProperty (display->display, parent[0],
852 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
853 (const unsigned char *)s, strlen (s));
854
855 free (s);
856 free (ws);
660} 857}
661 858
662/*----------------------------------------------------------------------*/ 859/*----------------------------------------------------------------------*/
663/*----------------------------------------------------------------------*/ 860/*----------------------------------------------------------------------*/
664/* xterm sequences - title, iconName, color (exptl) */ 861/* xterm sequences - title, iconName, color (exptl) */
665/* EXTPROTO */
666void 862void
667rxvt_set_title(pR_ const char *str) 863rxvt_term::set_title (const char *str)
668{ 864{
669#ifndef SMART_WINDOW_TITLE 865 set_string_property (XA_WM_NAME, str);
670 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 866#if ENABLE_EWMH
867 set_utf8_property (xa[XA_NET_WM_NAME], str);
868#endif
869}
870
871void
872rxvt_term::set_icon_name (const char *str)
873{
874 set_string_property (XA_WM_ICON_NAME, str);
875#if ENABLE_EWMH
876 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
877#endif
878}
879
880#ifdef XTERM_COLOR_CHANGE
881void
882rxvt_term::set_window_color (int idx, const char *color)
883{
884 rxvt_color xcol;
885 int i;
886
887 if (color == NULL || *color == '\0')
888 return;
889
890 /* handle color aliases */
891 if (isdigit (*color))
892 {
893 i = atoi (color);
894
895 if (i >= 8 && i <= 15)
896 { /* bright colors */
897 i -= 8;
898 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
899 SET_PIXCOLOR (idx);
900 goto done;
901 }
902
903 if (i >= 0 && i <= 7)
904 { /* normal colors */
905 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
906 SET_PIXCOLOR (idx);
907 goto done;
908 }
909 }
910
911 if (!rXParseAllocColor (&xcol, color))
912 return;
913
914 /* XStoreColor (display->display, display->cmap, XColor*); */
915
916 /*
917 * FIXME: should free colors here, but no idea how to do it so instead,
918 * so just keep gobbling up the colormap
919 */
920# if 0
921 for (i = Color_Black; i <= Color_White; i++)
922 if (pix_colors[idx] == pix_colors[i])
923 break;
924 if (i > Color_White)
925 {
926 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
927 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
928 DisplayPlanes (display->display, display->screen));
929 }
930# endif
931
932 pix_colors_focused[idx] = xcol;
933 SET_PIXCOLOR (idx);
934
935 /* XSetWindowAttributes attr; */
936 /* Cursor cursor; */
937done:
938
939#if OFF_FOCUS_FADING
940 if (rs[Rs_fade])
941 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
942#endif
943
944 /*TODO: handle Color_BD, scrollbar background, etc. */
945
946 recolour_cursor ();
947 scr_recolour ();
948}
949
671#else 950#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) 951# define set_window_color (idx,color) ((void)0)
768#endif /* XTERM_COLOR_CHANGE */ 952#endif /* XTERM_COLOR_CHANGE */
769 953
770/* EXTPROTO */
771void 954void
772rxvt_recolour_cursor(pR) 955rxvt_term::recolour_cursor ()
773{ 956{
774 rxvt_color xcol[2]; 957 XColor xcol[2];
775 958
776#if TODO 959 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
777 xcol[0] = R->PixColors[Color_pointer]; 960 ? pix_colors_focused[Color_pointer_fg]
778 xcol[1] = R->PixColors[Color_bg]; 961 : pix_colors_focused[Color_fg];
779 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 962 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
963 ? pix_colors_focused[Color_pointer_bg]
964 : pix_colors_focused[Color_bg];
965
966 XQueryColors (display->display, display->cmap, xcol, 2);
780 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 967 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
781#endif
782} 968}
783 969
784/*----------------------------------------------------------------------*/ 970/*----------------------------------------------------------------------*/
785/* 971/*
786 * find if fg/bg matches any of the normal (low-intensity) colors 972 * find if fg/bg matches any of the normal (low-intensity) colors
787 */ 973 */
788/* INTPROTO */
789void 974void
790rxvt_set_colorfgbg(pR) 975rxvt_term::set_colorfgbg ()
791{ 976{
792 unsigned int i; 977 unsigned int i;
793 const char *xpmb = "\0"; 978 const char *xpmb = "\0";
794 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 979 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
795 980
796 R->env_colorfgbg =
797 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 981 env_colorfgbg = (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
798 STRCPY(fstr, "default"); 982 strcpy (fstr, "default");
799 STRCPY(bstr, "default"); 983 strcpy (bstr, "default");
800 for (i = Color_Black; i <= Color_White; i++) 984 for (i = Color_Black; i <= Color_White; i++)
801 if (R->PixColors[Color_fg] == R->PixColors[i]) { 985 if (pix_colors[Color_fg] == pix_colors[i])
986 {
802 sprintf(fstr, "%d", (i - Color_Black)); 987 sprintf (fstr, "%d", (i - Color_Black));
803 break; 988 break;
804 } 989 }
990
805 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
806 if (R->PixColors[Color_bg] == R->PixColors[i]) { 992 if (pix_colors[Color_bg] == pix_colors[i])
993 {
807 sprintf(bstr, "%d", (i - Color_Black)); 994 sprintf (bstr, "%d", (i - Color_Black));
808#ifdef XPM_BACKGROUND 995#ifdef XPM_BACKGROUND
809 xpmb = "default;"; 996 xpmb = "default;";
810#endif 997#endif
811 break; 998 break;
812 } 999 }
1000
813 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1001 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} 1002}
826 1003
827/*----------------------------------------------------------------------*/ 1004/*----------------------------------------------------------------------*/
828/*
829 * Colour determination for low colour displays, routine from
830 * Hans de Goede <hans@highrise.nl>
831 */
832 1005
833/* EXTPROTO */
834int 1006int
835rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1007rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
836{ 1008{
837 screen_in_out->set(aR_ colour);
838
839 if (!screen_in_out->set(aR_ colour)) { 1009 if (!screen_in_out->set (display, colour))
840 rxvt_print_error("can't allocate colour: %s", colour); 1010 {
1011 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
841 return false; 1012 return false;
842 } 1013 }
843 1014
844 return true; 1015 return true;
845} 1016}
846 1017
847/* -------------------------------------------------------------------- * 1018/* -------------------------------------------------------------------- *
848 * - WINDOW RESIZING - * 1019 * - WINDOW RESIZING - *
849 * -------------------------------------------------------------------- */ 1020 * -------------------------------------------------------------------- */
850/* EXTPROTO */
851void 1021void
852rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1022rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
853 int ignoreparent)
854{ 1023{
855 int fix_screen; 1024 int fix_screen;
1025 int old_width = szHint.width;
1026 int old_height = szHint.height;
1027 dDisp;
856 1028
1029 window_calc (newwidth, newheight);
1030 XSetWMNormalHints (disp, parent[0], &szHint);
1031
1032 if (!ignoreparent)
1033 {
857#ifdef SMART_RESIZE 1034#ifdef SMART_RESIZE
858 int old_width = R->szHint.width, old_height = R->szHint.height; 1035 /*
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> 1036 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
867 * reposition window on resize depending on placement on screen 1037 * reposition window on resize depending on placement on screen
868 */ 1038 */
869 int x, y, x1, y1; 1039 int x, y, x1, y1;
870 int dx, dy; 1040 int dx, dy;
871 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1041 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
872 Window unused_cr; 1042 Window unused_cr;
873 1043
874 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1044 XTranslateCoordinates (disp, parent[0], display->root,
875 0, 0, &x, &y, &unused_cr); 1045 0, 0, &x, &y, &unused_cr);
876 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1046 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
877 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1047 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
878 /* 1048 /*
879 * if Xroot isn't the parent window, a WM will probably have offset 1049 * if display->root isn't the parent window, a WM will probably have offset
880 * our position for handles and decorations. Counter it 1050 * our position for handles and decorations. Counter it
881 */ 1051 */
882 if (x1 != x || y1 != y) { 1052 if (x1 != x || y1 != y)
1053 {
883 x -= x1; 1054 x -= x1;
884 y -= y1; 1055 y -= y1;
885 } 1056 }
886 1057
887 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1058 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
888 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1059 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
889 dx = old_width - R->szHint.width; 1060 dx = old_width - szHint.width;
890 dy = old_height - R->szHint.height; 1061 dy = old_height - szHint.height;
891 1062
892 /* Check position of the center of the window */ 1063 /* Check position of the center of the window */
893 if (x < x1) /* left half */ 1064 if (x < x1) /* left half */
894 dx = 0; 1065 dx = 0;
895 else if (x == x1) /* exact center */ 1066 else if (x == x1) /* exact center */
896 dx /= 2; 1067 dx /= 2;
897 if (y < y1) /* top half */ 1068 if (y < y1) /* top half */
898 dy = 0; 1069 dy = 0;
899 else if (y == y1) /* exact center */ 1070 else if (y == y1) /* exact center */
900 dy /= 2; 1071 dy /= 2;
901 1072
902 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1073 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
903 R->szHint.width, R->szHint.height); 1074 szHint.width, szHint.height);
904#else 1075#else
905 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1076 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
906 R->szHint.height);
907#endif 1077#endif
908 } 1078 }
909 1079
910 fix_screen = (R->TermWin.ncol != R->prev_ncol 1080 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
911 || R->TermWin.nrow != R->prev_nrow); 1081
912 if (fix_screen || width != R->old_width || height != R->old_height) { 1082 if (fix_screen || newwidth != old_width || newheight != old_height)
913 if (scrollbar_visible(R)) { 1083 {
1084 if (scrollBar.state)
1085 {
914 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1086 XMoveResizeWindow (disp, scrollBar.win,
1087 window_sb_x, 0,
915 0, scrollbar_TotalWidth(), R->szHint.height); 1088 scrollbar_TotalWidth (), szHint.height);
916 rxvt_Resize_scrollBar(aR); 1089 resize_scrollbar ();
917 } 1090 }
918 if (menubar_visible(R)) 1091
919 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1092 XMoveResizeWindow (disp, vt,
920 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1093 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()); 1094 width, height);
924#ifdef RXVT_GRAPHICS 1095
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); 1096 scr_clear ();
930#ifdef XPM_BACKGROUND 1097#ifdef XPM_BACKGROUND
931 rxvt_resize_pixmap(aR); 1098 resize_pixmap ();
932#endif 1099#endif
933 } 1100 }
934 1101
935 if (fix_screen || R->old_height == 0) { 1102 if (fix_screen || old_height == 0)
936 int curr_screen = -1; 1103 scr_reset ();
937 uint16_t old_ncol = R->prev_ncol;
938 1104
939 /* scr_reset only works on the primary screen */ 1105#ifdef XPM_BACKGROUND
940 if (R->old_height) /* this is not the first time through */ 1106 if (pixmap)
941 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1107 scr_touch (false);
942 rxvt_scr_reset(aR); 1108#endif
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
949 R->old_width = R->szHint.width;
950 R->old_height = R->szHint.height;
951 1109
952#ifdef USE_XIM 1110#ifdef USE_XIM
953 rxvt_IMSetStatusPosition(aR); 1111 IMSetStatusPosition ();
954#endif 1112#endif
955} 1113}
956 1114
957/* 1115/*
958 * Set the width/height of the vt window in characters. Units are pixels. 1116 * Set the width/height of the vt window in characters. Units are pixels.
959 * good for toggling 80/132 columns 1117 * good for toggling 80/132 columns
960 */ 1118 */
961/* EXTPROTO */
962void 1119void
963rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1120rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
964{ 1121{
965 XWindowAttributes wattr; 1122 XWindowAttributes wattr;
966 1123
967 if (width == 0 || height == 0) { 1124 if (newwidth == 0 || newheight == 0)
1125 {
968 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1126 XGetWindowAttributes (display->display, display->root, &wattr);
1127
969 if (width == 0) 1128 if (newwidth == 0)
970 width = wattr.width - R->szHint.base_width; 1129 newwidth = wattr.width - szHint.base_width;
971 if (height == 0) 1130 if (newheight == 0)
972 height = wattr.height - R->szHint.base_height; 1131 newheight = wattr.height - szHint.base_height;
1132 }
1133
1134 if (newwidth != width || newheight != height)
973 } 1135 {
974 if (width != R->TermWin.width || height != R->TermWin.height) {
975 width += R->szHint.base_width; 1136 newwidth += szHint.base_width;
976 height += R->szHint.base_height; 1137 newheight += szHint.base_height;
977 rxvt_resize_all_windows(aR_ width, height, 0); 1138 resize_all_windows (newwidth, newheight, 0);
978 } 1139 }
979} 1140}
980 1141
981/* -------------------------------------------------------------------- * 1142/* -------------------------------------------------------------------- *
982 * - X INPUT METHOD ROUTINES - * 1143 * - X INPUT METHOD ROUTINES - *
983 * -------------------------------------------------------------------- */ 1144 * -------------------------------------------------------------------- */
984#ifdef USE_XIM 1145#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 1146
995/* INTPROTO */
996void 1147void
997rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1148rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
998{ 1149{
999 *fg = R->PixColors[Color_fg]; 1150 fg = pix_colors[Color_fg];
1000 *bg = R->PixColors[Color_bg]; 1151 bg = pix_colors[Color_bg];
1152}
1153
1154void
1155rxvt_term::im_set_size (XRectangle &size)
1156{
1157 // the int_bwidth terms make no sense to me
1158 size.x = int_bwidth;
1159 size.y = int_bwidth;
1160 size.width = Width2Pixel (ncol) + int_bwidth;
1161 size.height = Height2Pixel (nrow) + int_bwidth;
1162}
1163
1164void
1165rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1166 XRectangle &status_rect,
1167 const XRectangle &needed_rect)
1168{
1169 preedit_rect.x = needed_rect.width;
1170 preedit_rect.y = 0;
1171 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1172 preedit_rect.height = fheight;
1173
1174 status_rect.x = 0;
1175 status_rect.y = 0;
1176 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1177 status_rect.height = fheight;
1001} 1178}
1002 1179
1003/* Checking whether input method is running. */ 1180/* Checking whether input method is running. */
1004/* INTPROTO */
1005Bool 1181bool
1006rxvt_IMisRunning(pR) 1182rxvt_term::IMisRunning ()
1007{ 1183{
1008 char *p; 1184 char *p;
1009 Atom atom; 1185 Atom atom;
1010 Window win; 1186 Window win;
1011 char server[IMBUFSIZ]; 1187 char server[IMBUFSIZ];
1012 1188
1013/* get current locale modifier */ 1189 /* get current locale modifier */
1014 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1190 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1191 {
1015 STRCPY(server, "@server="); 1192 strcpy (server, "@server=");
1016 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1193 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1194
1017 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1195 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1018 *p = '\0'; 1196 *p = '\0';
1019 1197
1020 atom = XInternAtom(R->Xdisplay, server, False); 1198 atom = XInternAtom (display->display, server, False);
1021 win = XGetSelectionOwner(R->Xdisplay, atom); 1199 win = XGetSelectionOwner (display->display, atom);
1200
1022 if (win != None) 1201 if (win != None)
1023 return True; 1202 return True;
1024 } 1203 }
1204
1025 return False; 1205 return False;
1026} 1206}
1027 1207
1028/* EXTPROTO */
1029void 1208void
1030rxvt_IMSendSpot(pR) 1209rxvt_term::IMSendSpot ()
1031{ 1210{
1032 XPoint spot; 1211 XPoint nspot;
1033 XVaNestedList preedit_attr; 1212 XVaNestedList preedit_attr;
1034 1213
1035 if (R->Input_Context == NULL 1214 if (!Input_Context
1215 || !focus
1036 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1216 || !(input_style & XIMPreeditPosition))
1037 || !(R->event_type == KeyPress
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; 1217 return;
1044 1218
1045 rxvt_setPosition(aR_ & spot); 1219 im_set_position (nspot);
1046 1220
1221 if (nspot.x == spot.x && nspot.y == spot.y)
1222 return;
1223
1224 spot = nspot;
1225
1047 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1226 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1048 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1227 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1049 XFree(preedit_attr); 1228 XFree (preedit_attr);
1050} 1229}
1051 1230
1052/* EXTPROTO */
1053void 1231void
1054rxvt_setTermFontSet(pR_ int idx) 1232rxvt_term::im_destroy ()
1055{ 1233{
1056 char *string; 1234 if (input_method)
1057 long length; 1235 {
1058 int success = 0; 1236 if (Input_Context && input_method->xim)
1237 XDestroyIC (Input_Context);
1059 1238
1060 if (idx < 0 || idx >= MAX_NFONTS) 1239 display->put_xim (input_method);
1061 return; 1240 input_method = 0;
1062} 1241 }
1063 1242
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; 1243 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} 1244}
1106 1245
1107/* 1246#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 1247
1127 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1248static void
1128 if (R->Input_Context) 1249xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1129 return; 1250{
1251 ((rxvt_term *)client_data)->make_current ();
1252 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1253}
1130 1254
1131 found = had_im = 0; 1255static void
1132 p = R->rs[Rs_inputMethod]; 1256xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1133 if (p && *p) { 1257{
1134 had_im = 1; 1258 ((rxvt_term *)client_data)->make_current ();
1135 s = rxvt_splitcommastring(p); 1259 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1136 for (i = 0; s[i]; i++) { 1260}
1137 if (*s[i]) { 1261
1138 STRCPY(buf, "@im="); 1262static void
1139 STRNCAT(buf, s[i], IMBUFSIZ - 5); 1263xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1140 if ((p = XSetLocaleModifiers(buf)) != NULL && *p 1264{
1141 && (rxvt_IM_get_IC(aR) == True)) { 1265 rxvt_term *term = (rxvt_term *)client_data;
1142 found = 1; 1266 XIMText *text = call_data->text;
1143 break; 1267
1144 } 1268 term->make_current ();
1145 } 1269
1270 if (text)
1271 {
1272 void *str;
1273
1274 if (!text->encoding_is_wchar && text->string.multi_byte)
1275 {
1276 // of course, X makes it ugly again
1277 if (term->rs[Rs_imLocale])
1278 SET_LOCALE (term->rs[Rs_imLocale]);
1279
1280 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1281 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1282
1283 if (term->rs[Rs_imLocale])
1284 SET_LOCALE (term->locale);
1146 } 1285 }
1147 for (i = 0; s[i]; i++) 1286 else
1148 free(s[i]); 1287 str = (void *)text->string.wide_char;
1149 free(s); 1288
1289 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1290 DT_INT, call_data->caret,
1291 DT_INT, call_data->chg_first,
1292 DT_INT, call_data->chg_length,
1293 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1294 DT_WCS_LEN, str, str ? (int)text->length : 0,
1295 DT_END));
1150 } 1296 }
1151 if (found) 1297 else
1152 return; 1298 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1153 1299 DT_INT, call_data->caret,
1154/* try with XMODIFIERS env. var. */ 1300 DT_INT, call_data->chg_first,
1155 if ((p = XSetLocaleModifiers("")) != NULL && *p) { 1301 DT_INT, call_data->chg_length,
1156 rxvt_IM_get_IC(aR); 1302 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} 1303}
1304
1305#if 0
1306static void
1307xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1308{
1309 ((rxvt_term *)client_data)->make_current ();
1310 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1311 DT_INT, call_data->position,
1312 DT_INT, call_data->direction,
1313 DT_INT, call_data->style,
1314 DT_END));
1315}
1316#endif
1317
1318#endif
1165 1319
1166/* 1320/*
1167 * Try to open a XIM with the current modifiers, then see if we can 1321 * Try to open a XIM with the current modifiers, then see if we can
1168 * open a suitable preedit type 1322 * open a suitable preedit type
1169 */ 1323 */
1170/* INTPROTO */
1171Bool 1324bool
1172rxvt_IM_get_IC(pR) 1325rxvt_term::IM_get_IC (const char *modifiers)
1173{ 1326{
1174 int i, j, found; 1327 int i, j, found;
1175 XIM xim; 1328 XIM xim;
1176 XPoint spot; 1329 XPoint spot;
1177 XRectangle rect, status_rect, needed_rect; 1330 XRectangle rect, status_rect, needed_rect;
1178 unsigned long fg, bg; 1331 unsigned long fg, bg;
1179 const char *p; 1332 const char *p;
1180 char **s; 1333 char **s;
1181 XIMStyles *xim_styles; 1334 XIMStyles *xim_styles;
1182 XVaNestedList preedit_attr, status_attr; 1335#ifdef ENABLE_XIM_ONTHESPOT
1183 XIMCallback ximcallback; 1336 XIMCallback xcb[4];
1337#endif
1184 1338
1185 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1339 set_environ (envv);
1186 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL); 1340
1187 if (xim == NULL) 1341 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1188 return False; 1342 return false;
1189 1343
1344 input_method = display->get_xim (locale, modifiers);
1345 if (input_method == NULL)
1346 return false;
1347
1348 xim = input_method->xim;
1349 spot.x = spot.y = -1;
1350
1190 xim_styles = NULL; 1351 xim_styles = NULL;
1191 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL) 1352 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1192 || !xim_styles || !xim_styles->count_styles) { 1353 || !xim_styles || !xim_styles->count_styles)
1193 XCloseIM(xim); 1354 {
1355 im_destroy ();
1194 return False; 1356 return false;
1357 }
1358
1359 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1360
1361 for (int pi = 0; pi < 2; pi++)
1195 } 1362 {
1363 p = pet[pi];
1196 1364
1197 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType] 1365 if (!p)
1198 : "OverTheSpot,OffTheSpot,Root"; 1366 continue;
1367
1199 s = rxvt_splitcommastring(p); 1368 s = rxvt_splitcommastring (p);
1369
1200 for (i = found = 0; !found && s[i]; i++) { 1370 for (i = found = 0; !found && s[i]; i++)
1371 {
1201 if (!STRCMP(s[i], "OverTheSpot")) 1372 if (!strcmp (s[i], "OverTheSpot"))
1202 R->input_style = (XIMPreeditPosition | XIMStatusNothing); 1373 input_style = XIMPreeditPosition | XIMStatusNothing;
1203 else if (!STRCMP(s[i], "OffTheSpot")) 1374 else if (!strcmp (s[i], "OffTheSpot"))
1204 R->input_style = (XIMPreeditArea | XIMStatusArea); 1375 input_style = XIMPreeditArea | XIMStatusArea;
1205 else if (!STRCMP(s[i], "Root")) 1376 else if (!strcmp (s[i], "Root"))
1206 R->input_style = (XIMPreeditNothing | XIMStatusNothing); 1377 input_style = XIMPreeditNothing | XIMStatusNothing;
1378 else if (!strcmp (s[i], "None"))
1379 input_style = XIMPreeditNone | XIMStatusNone;
1380#ifdef ENABLE_XIM_ONTHESPOT
1381 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1382 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1383#endif
1384 else
1385 input_style = XIMPreeditNothing | XIMStatusNothing;
1207 1386
1208 for (j = 0; j < xim_styles->count_styles; j++) 1387 for (j = 0; j < xim_styles->count_styles; j++)
1209 if (R->input_style == xim_styles->supported_styles[j]) { 1388 if (input_style == xim_styles->supported_styles[j])
1389 {
1390 rxvt_freecommastring (s);
1391
1210 found = 1; 1392 found = 1;
1393 goto foundpet;
1394 }
1395
1396 }
1397
1398 rxvt_freecommastring (s);
1399 }
1400
1401foundpet:
1402
1403 XFree (xim_styles);
1404
1405 if (!found)
1406 {
1407 im_destroy ();
1408 return false;
1409 }
1410
1411 XFontSet fs = 0;
1412 XVaNestedList preedit_attr = 0, status_attr = 0;
1413
1414 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1415 {
1416 // fake us a font-set, please
1417 char **missing_charset_list;
1418 int missing_charset_count;
1419 char *def_string;
1420 char pat[512];
1421
1422 sprintf (pat,
1423 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1424 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1425 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1426 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1427 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1428 "*",
1429 fheight,
1430 fheight + 1, fheight - 1,
1431 fheight - 2, fheight + 2);
1432
1433 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1434 &missing_charset_list, &missing_charset_count, &def_string);
1435
1436 if (missing_charset_list)
1437 XFreeStringList (missing_charset_list);
1438
1439 if (!fs)
1440 {
1441 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1442 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1443 }
1444 }
1445
1446 if (input_style & XIMPreeditPosition)
1447 {
1448 im_set_size (rect);
1449 im_set_position (spot);
1450 im_set_color (fg, bg);
1451
1452 preedit_attr = XVaCreateNestedList (0,
1453 XNForeground, fg,
1454 XNBackground, bg,
1455 XNArea, &rect,
1456 XNSpotLocation, &spot,
1457 XNFontSet, fs,
1458 NULL);
1459 }
1460 else if (input_style & XIMPreeditArea)
1461 {
1462 im_set_color (fg, bg);
1463
1464 /*
1465 * The necessary width of preedit area is unknown
1466 * until create input context.
1467 */
1468 needed_rect.width = 0;
1469 im_set_preedit_area (rect, status_rect, needed_rect);
1470
1471 preedit_attr = XVaCreateNestedList (0,
1472 XNForeground, fg,
1473 XNBackground, bg,
1474 XNArea, &rect,
1475 XNFontSet, fs,
1476 NULL);
1477 status_attr = XVaCreateNestedList (0,
1478 XNForeground, fg,
1479 XNBackground, bg,
1480 XNArea, &status_rect,
1481 XNFontSet, fs,
1482 NULL);
1483 }
1484 else if (input_style & XIMPreeditCallbacks)
1485 {
1486 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1487 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1488 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1489#if 0
1490 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1491#endif
1492
1493 preedit_attr = XVaCreateNestedList (0,
1494 XNPreeditStartCallback, &xcb[0],
1495 XNPreeditDoneCallback , &xcb[1],
1496 XNPreeditDrawCallback , &xcb[2],
1497#if 0
1498 XNPreeditCaretCallback, &xcb[3],
1499#endif
1500 NULL);
1501 }
1502
1503 Input_Context = XCreateIC (xim,
1504 XNInputStyle, input_style,
1505 XNClientWindow, vt,
1506 XNFocusWindow, parent[0],
1507 preedit_attr ? XNPreeditAttributes : NULL,
1508 preedit_attr,
1509 status_attr ? XNStatusAttributes : NULL,
1510 status_attr, NULL);
1511
1512 if (preedit_attr) XFree (preedit_attr);
1513 if (status_attr) XFree (status_attr);
1514 if (fs) XFreeFontSet (display->display, fs);
1515
1516 if (Input_Context == NULL)
1517 {
1518 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1519 im_destroy ();
1520 return false;
1521 }
1522
1523#if 0
1524 // unfortunately, only the focus window is used by XIM, hard to fix
1525 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1526 vt_select_input ();
1527#endif
1528
1529 if (input_style & XIMPreeditArea)
1530 IMSetStatusPosition ();
1531
1532 return true;
1533}
1534
1535void
1536rxvt_term::im_cb ()
1537{
1538 int i;
1539 const char *p;
1540 char **s;
1541 char buf[IMBUFSIZ];
1542
1543 make_current ();
1544
1545 im_destroy ();
1546
1547 if (Input_Context)
1548 return;
1549
1550#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1551 if (rs[Rs_imLocale])
1552 SET_LOCALE (rs[Rs_imLocale]);
1553#endif
1554
1555 p = rs[Rs_inputMethod];
1556 if (p && *p)
1557 {
1558 bool found = false;
1559
1560 s = rxvt_splitcommastring (p);
1561
1562 for (i = 0; s[i]; i++)
1563 {
1564 if (*s[i])
1565 {
1566 strcpy (buf, "@im=");
1567 strncat (buf, s[i], IMBUFSIZ - 5);
1568 if (IM_get_IC (buf))
1569 {
1570 found = true;
1211 break; 1571 break;
1572 }
1212 } 1573 }
1213 } 1574 }
1214 for (i = 0; s[i]; i++)
1215 free(s[i]);
1216 free(s);
1217 XFree(xim_styles);
1218 1575
1576 rxvt_freecommastring (s);
1577
1219 if (!found) { 1578 if (found)
1220 XCloseIM(xim); 1579 goto done;
1221 return False;
1222 } 1580 }
1223 1581
1224 ximcallback.callback = rxvt_IMDestroyCallback; 1582 /* try with XMODIFIERS env. var. */
1583 if (IM_get_IC (""))
1584 goto done;
1225 1585
1226/* XXX: not sure why we need this (as well as IC one below) */ 1586 /* try with no modifiers base IF the user didn't specify an IM */
1227 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1587 if (IM_get_IC ("@im=none"))
1588 goto done;
1228 1589
1229 preedit_attr = status_attr = NULL; 1590done:
1230 1591#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1231 if (R->input_style & XIMPreeditPosition) { 1592 if (rs[Rs_imLocale])
1232 rxvt_setSize(aR_ & rect); 1593 SET_LOCALE (locale);
1233 rxvt_setPosition(aR_ & spot); 1594#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} 1595}
1283 1596
1284/* EXTPROTO */
1285void 1597void
1286rxvt_IMSetStatusPosition(pR) 1598rxvt_term::IMSetStatusPosition ()
1287{ 1599{
1288 XRectangle preedit_rect, status_rect, *needed_rect; 1600 XRectangle preedit_rect, status_rect, *needed_rect;
1289 XVaNestedList preedit_attr, status_attr; 1601 XVaNestedList preedit_attr, status_attr;
1290 1602
1291 if (R->Input_Context == NULL 1603 if (!Input_Context
1604 || !focus
1292 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea) 1605 || !(input_style & XIMPreeditArea)
1293 || !rxvt_IMisRunning(aR)) 1606 || !IMisRunning ())
1294 return; 1607 return;
1295 1608
1296/* Getting the necessary width of preedit area */ 1609 /* Getting the necessary width of preedit area */
1297 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1610 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1298 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1611 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1299 XFree(status_attr); 1612 XFree (status_attr);
1300 1613
1301 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1614 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1615 XFree (needed_rect);
1302 1616
1303 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1617 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1304 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1618 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1305 1619
1306 XSetICValues(R->Input_Context, 1620 XSetICValues (Input_Context,
1307 XNPreeditAttributes, preedit_attr, 1621 XNPreeditAttributes, preedit_attr,
1308 XNStatusAttributes, status_attr, NULL); 1622 XNStatusAttributes, status_attr, NULL);
1309 1623
1310 XFree(preedit_attr); 1624 XFree (preedit_attr);
1311 XFree(status_attr); 1625 XFree (status_attr);
1312} 1626}
1313#endif /* USE_XIM */ 1627#endif /* USE_XIM */
1314 1628
1315/*----------------------------------------------------------------------*/
1316rxvt_t rxvt_current_term;
1317
1318/*----------------------- end-of-file (C source) -----------------------*/ 1629/*----------------------- end-of-file (C source) -----------------------*/

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