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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.12 by pcg, Tue Dec 16 23:04:13 2003 UTC vs.
Revision 1.205 by root, Wed Jan 25 13:24:45 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.12 2003/12/16 23:04:13 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),
72 check_ev (this, &rxvt_term::check_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
73 incr_ev (this, &rxvt_term::incr_cb) 185 incr_ev (this, &rxvt_term::incr_cb)
74{ 186{
75 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;
76} 204}
77 205
78rxvt_term::~rxvt_term () 206rxvt_term::~rxvt_term ()
79{ 207{
80 rxvt_scr_release (this); 208 termlist.erase (find (termlist.begin (), termlist.end(), this));
81 209
82#ifndef NO_SETOWNER_TTYDEV 210 emergency_cleanup ();
83 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];
84#endif 216#endif
85#ifdef UTMP_SUPPORT 217 delete fontset[0];
86 rxvt_privileged_utmp (this, RESTORE); 218
87#endif 219 if (display)
220 {
221 dDisp;
222
223 selection_clear ();
224
88#ifdef USE_XIM 225#ifdef USE_XIM
89 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]);
90 { 258 }
91 XDestroyIC (Input_Context);
92 Input_Context = NULL;
93 }
94#endif
95 259
96 if (cmd_fd >= 0) 260 // TODO: free pixcolours, colours should become part of rxvt_display
97 close (cmd_fd); 261 delete pix_colors_focused;
262#if OFF_FOCUS_FADING
263 delete pix_colors_unfocused;
264#endif
98 265
99 if (Xfd >= 0) 266 displays.put (display);
100 XCloseDisplay (Xdisplay);
101 267
102 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_display);
277 free (env_term);
278 free (locale);
279 free (v_buffer);
280 free (incr_buf);
281
282 delete envv;
283 delete argv;
284
285#ifdef KEYSYM_RESOURCE
286 delete keyboard;
287#endif
288}
289
290// child has exited, usually destroys
291void
292rxvt_term::child_cb (child_watcher &w, int status)
293{
294 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
295
296 cmd_pid = 0;
297
298 if (!OPTION (Opt_hold))
299 destroy ();
103} 300}
104 301
105void 302void
106rxvt_term::destroy () 303rxvt_term::destroy ()
107{ 304{
305 if (destroy_ev.active)
306 return;
307
308 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
309
310#if ENABLE_OVERLAY
311 scr_overlay_off ();
312#endif
313
314 if (display)
315 {
316#if USE_XIM
317 im_ev.stop (display);
318#endif
319#if HAVE_SCROLLBARS
320 scrollbar_ev.stop (display);
321#endif
322#if TRANSPARENT
323 rootwin_ev.stop (display);
324#endif
325 incr_ev.stop ();
326 termwin_ev.stop (display);
327 vt_ev.stop (display);
328 }
329
108 check_ev.stop (); 330 check_ev.stop ();
109 pty_ev.stop (); 331 pty_ev.stop ();
110 x_ev.stop ();
111#ifdef CURSOR_BLINK 332#ifdef CURSOR_BLINK
333 cursor_blink_ev.stop ();
334#endif
335#ifdef TEXT_BLINK
112 blink_ev.stop (); 336 text_blink_ev.stop ();
337#endif
338#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
339 cont_scroll_ev.stop ();
340#endif
341#ifdef SELECTION_SCROLLING
342 sel_scroll_ev.stop ();
113#endif 343#endif
114#ifdef POINTER_BLANK 344#ifdef POINTER_BLANK
115 pointer_ev.stop (); 345 pointer_ev.stop ();
116#endif 346#endif
117 347
… …
119} 349}
120 350
121void 351void
122rxvt_term::destroy_cb (time_watcher &w) 352rxvt_term::destroy_cb (time_watcher &w)
123{ 353{
124 SET_R (this); 354 make_current ();
125 355
126 delete this; 356 delete this;
127}
128
129/*----------------------------------------------------------------------*/
130/* rxvt_init() */
131/* LIBPROTO */
132rxvt_t
133rxvt_init (int argc, const char *const *argv)
134{
135 SET_R (new rxvt_term);
136 dR;
137
138 if (!R->init_vars () || !R->init (argc, argv))
139 {
140 delete R;
141 return NULL;
142 }
143
144 return R;
145}
146
147/* EXTPROTO */
148void
149rxvt_init_signals ()
150{
151/* install exit handler for cleanup */
152#if 0
153#ifdef HAVE_ATEXIT
154 atexit(rxvt_clean_exit);
155#else
156#endif
157#endif
158
159 struct sigaction sa;
160
161 sigfillset (&sa.sa_mask);
162 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
163 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
164 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
165 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
166 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
167 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
168 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
169
170/* need to trap SIGURG for SVR4 (Unixware) rlogin */
171/* signal (SIGURG, SIG_DFL); */
172
173 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
174 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
175}
176
177bool
178rxvt_term::init (int argc, const char *const *argv)
179{
180 dR;//TODO (scrollbar, setidle)
181
182 /*
183 * Save and then give up any super-user privileges
184 * If we need privileges in any area then we must specifically request it.
185 * We should only need to be root in these cases:
186 * 1. write utmp entries on some systems
187 * 2. chown tty on some systems
188 */
189 rxvt_privileges (this, SAVE);
190 rxvt_privileges (this, IGNORE);
191
192 rxvt_init_secondary (this);
193
194 const char **cmd_argv = rxvt_init_resources (this, argc, argv);
195
196#if (MENUBAR_MAX)
197 rxvt_menubar_read (this, rs[Rs_menu]);
198#endif
199#ifdef HAVE_SCROLLBARS
200 if (Options & Opt_scrollBar)
201 scrollbar_setIdle (); /* set existence for size calculations */
202#endif
203
204 rxvt_Create_Windows (this, argc, argv);
205
206 rxvt_init_xlocale (this);
207
208 rxvt_scr_reset (this); /* initialize screen */
209#ifdef RXVT_GRAPHICS
210 rxvt_Gr_reset (this); /* reset graphics */
211#endif
212
213#if 0
214#ifdef DEBUG_X
215 XSynchronize(Xdisplay, True);
216#endif
217#endif
218
219#ifdef HAVE_SCROLLBARS
220 if (Options & Opt_scrollBar)
221 rxvt_Resize_scrollBar (this); /* create and map scrollbar */
222#endif
223#if (MENUBAR_MAX)
224 if (menubar_visible(r))
225 XMapWindow (Xdisplay, menuBar.win);
226#endif
227#ifdef TRANSPARENT
228 if (Options & Opt_transparent)
229 {
230 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
231 rxvt_check_our_parents (this);
232 }
233#endif
234 XMapWindow (Xdisplay, TermWin.vt);
235 XMapWindow (Xdisplay, TermWin.parent[0]);
236
237 rxvt_init_env (this);
238 rxvt_init_command (this, cmd_argv);
239
240 x_ev.start (Xfd, EVENT_READ);
241 pty_ev.start (cmd_fd, EVENT_READ);
242
243 check_ev.start ();
244
245 process_x_events ();
246
247 return true;
248}
249
250/* ------------------------------------------------------------------------- *
251 * SIGNAL HANDLING & EXIT HANDLER *
252 * ------------------------------------------------------------------------- */
253/*
254 * Catch a SIGCHLD signal and exit if the direct child has died
255 */
256/* ARGSUSED */
257/* EXTPROTO */
258RETSIGTYPE
259rxvt_Child_signal(int sig __attribute__ ((unused)))
260{
261 int pid, save_errno = errno;
262 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
263 ;
264 errno = save_errno;
265
266#if 0
267 if (pid == R->cmd_pid)
268 exit (EXIT_SUCCESS);
269#endif
270}
271
272/*
273 * Catch a fatal signal and tidy up before quitting
274 */
275/* EXTPROTO */
276RETSIGTYPE
277rxvt_Exit_signal(int sig)
278{
279 signal(sig, SIG_DFL);
280#ifdef DEBUG_CMD
281 rxvt_print_error("signal %d", sig);
282#endif
283 rxvt_clean_exit();
284 kill(getpid(), sig);
285}
286
287/* ARGSUSED */
288/* INTPROTO */
289int
290rxvt_xerror_handler(const Display * display
291 __attribute__ ((unused)), const XErrorEvent * event)
292{
293 dR;
294
295 if (R->allowedxerror == -1)
296 R->allowedxerror = event->error_code;
297 else
298 {
299 rxvt_print_error("XError: Request: %d . %d, Error: %d",
300 event->request_code, event->minor_code,
301 event->error_code);
302
303 R->destroy ();
304 }
305
306 return 0;
307} 357}
308 358
309/*----------------------------------------------------------------------*/ 359/*----------------------------------------------------------------------*/
310/* 360/*
311 * Exit gracefully, clearing the utmp entry and restoring tty attributes 361 * Exit gracefully, clearing the utmp entry and restoring tty attributes
312 * TODO: if debugging, this should free up any known resources if we can 362 * TODO: if debugging, this should free up any known resources if we can
313 */ 363 */
314/* EXTPROTO */ 364static XErrorHandler old_xerror_handler;
365
366static void
367rxvt_emergency_cleanup ()
368{
369 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
370 (*t)->emergency_cleanup ();
371}
372
373#if ENABLE_FRILLS
374static void
375print_x_error (Display *dpy, XErrorEvent *event)
376{
377 char buffer[BUFSIZ];
378 char mesg[BUFSIZ];
379 char number[32];
380 char *mtype = "XlibMessage";
381 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
382 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
383 rxvt_warn ("An X Error occured, trying to continue after report.\n");
384 rxvt_warn ("%s: %s\n", mesg, buffer);
385 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
386 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
387 sprintf(number, "%d", event->request_code);
388 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
389 rxvt_warn ("(which is %s)\n", buffer);
390 if (event->request_code >= 128) {
391 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
392 mesg, BUFSIZ);
393 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
394 }
395 if ((event->error_code == BadWindow) ||
396 (event->error_code == BadPixmap) ||
397 (event->error_code == BadCursor) ||
398 (event->error_code == BadFont) ||
399 (event->error_code == BadDrawable) ||
400 (event->error_code == BadColor) ||
401 (event->error_code == BadGC) ||
402 (event->error_code == BadIDChoice) ||
403 (event->error_code == BadValue) ||
404 (event->error_code == BadAtom)) {
405 if (event->error_code == BadValue)
406 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
407 mesg, BUFSIZ);
408 else if (event->error_code == BadAtom)
409 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
410 mesg, BUFSIZ);
411 else
412 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
413 mesg, BUFSIZ);
414 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
415 }
416 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
417 mesg, BUFSIZ);
418 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
419}
420#endif
421
422int
423rxvt_xerror_handler (Display *display, XErrorEvent *event)
424{
425 if (GET_R->allowedxerror == -1)
426 GET_R->allowedxerror = event->error_code;
427 else
428 {
429 // GET_R is most likely not the terminal which caused the error,
430 // so just output the error and continue
431#if ENABLE_FRILLS
432 print_x_error (display, event);
433#else
434 old_xerror_handler (display, event);
435#endif
436 }
437
438 return 0;
439}
440
441int
442rxvt_xioerror_handler (Display *display)
443{
444 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
445 DisplayString (display));
446 rxvt_emergency_cleanup ();
447 _exit (EXIT_FAILURE);
448}
449
450/*----------------------------------------------------------------------*/
451bool
452rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
453{
454 this->envv = envv;
455
456 SET_R (this);
457 set_locale ("");
458 set_environ (envv); // few things in X do not call setlocale :(
459
460 if (!init_vars ())
461 return false;
462
463 init_secondary ();
464
465 const char **cmd_argv = init_resources (argc, argv);
466
467#ifdef KEYSYM_RESOURCE
468 keyboard->register_done ();
469#endif
470
471#ifdef HAVE_SCROLLBARS
472 if (OPTION (Opt_scrollBar))
473 scrollBar.setIdle (); /* set existence for size calculations */
474#endif
475
476 pty = ptytty::create ();
477
478 create_windows (argc, argv);
479
480 dDisp;
481
482 init_xlocale ();
483
484 scr_reset (); // initialize screen
485
486#if 0
487 XSynchronize (disp, True);
488#endif
489
490#ifdef HAVE_SCROLLBARS
491 if (OPTION (Opt_scrollBar))
492 resize_scrollbar (); /* create and map scrollbar */
493#endif
494#ifdef TRANSPARENT
495 if (OPTION (Opt_transparent))
496 {
497 XSelectInput (disp, display->root, PropertyChangeMask);
498 check_our_parents ();
499 rootwin_ev.start (display, display->root);
500 }
501#endif
502
503 set_colorfgbg ();
504
505 init_command (cmd_argv);
506
507 free (cmd_argv);
508
509 if (pty->pty >= 0)
510 pty_ev.start (pty->pty, EVENT_READ);
511
512 check_ev.start ();
513
514 HOOK_INVOKE ((this, HOOK_START, DT_END));
515
516#if ENABLE_XEMBED
517 if (rs[Rs_embed])
518 {
519 long info[2] = { 0, XEMBED_MAPPED };
520
521 XChangeProperty (display->display, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
522 32, PropModeReplace, (unsigned char *)&info, 2);
523 }
524#endif
525
526 XMapWindow (disp, vt);
527 XMapWindow (disp, parent[0]);
528
529 return true;
530}
531
532static struct sig_handlers
533{
534 sig_watcher sw_term, sw_int;
535
536 /*
537 * Catch a fatal signal and tidy up before quitting
538 */
315void 539 void
316rxvt_clean_exit () 540 sig_term (sig_watcher &w)
317{ 541 {
318 dR; 542 rxvt_emergency_cleanup ();
543 signal (w.signum, SIG_DFL);
544 kill (getpid (), w.signum);
545 }
319 546
320 R->destroy (); 547 sig_handlers ()
548 : sw_term (this, &sig_handlers::sig_term),
549 sw_int (this, &sig_handlers::sig_term)
550 {
551 }
552} sig_handlers;
553
554char **rxvt_environ; // startup environment
555
556void
557rxvt_init ()
558{
559 ptytty::init ();
560
561 rxvt_environ = environ;
562
563 signal (SIGHUP, SIG_IGN);
564 signal (SIGPIPE, SIG_IGN);
565
566 sig_handlers.sw_term.start (SIGTERM);
567 sig_handlers.sw_int.start (SIGINT);
568
569 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
570 /* signal (SIGURG, SIG_DFL); */
571
572 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
573 // TODO: handle this with exceptions and tolerate the memory loss
574 XSetIOErrorHandler (rxvt_xioerror_handler);
575
576 XrmInitialize ();
321} 577}
322 578
323/* ------------------------------------------------------------------------- * 579/* ------------------------------------------------------------------------- *
324 * MEMORY ALLOCATION WRAPPERS * 580 * MEMORY ALLOCATION WRAPPERS *
325 * ------------------------------------------------------------------------- */ 581 * ------------------------------------------------------------------------- */
326/* EXTPROTO */ 582void *
327void *
328rxvt_malloc(size_t size) 583rxvt_malloc (size_t size)
329{ 584{
330 void *p;
331
332 p = malloc(size); 585 void *p = malloc (size);
586
333 if (p) 587 if (!p)
588 rxvt_fatal ("memory allocation failure. aborting.\n");
589
334 return p; 590 return p;
335
336 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
337 rxvt_clean_exit();
338 exit(EXIT_FAILURE);
339/* NOTREACHED */
340} 591}
341 592
342/* EXTPROTO */ 593void *
343void *
344rxvt_calloc(size_t number, size_t size) 594rxvt_calloc (size_t number, size_t size)
345{ 595{
346 void *p;
347
348 p = calloc(number, size); 596 void *p = calloc (number, size);
597
349 if (p) 598 if (!p)
599 rxvt_fatal ("memory allocation failure. aborting.\n");
600
350 return p; 601 return p;
351
352 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
353 rxvt_clean_exit();
354 exit(EXIT_FAILURE);
355/* NOTREACHED */
356} 602}
357 603
358/* EXTPROTO */ 604void *
359void *
360rxvt_realloc(void *ptr, size_t size) 605rxvt_realloc (void *ptr, size_t size)
361{ 606{
362 void *p;
363
364 if (ptr)
365 p = realloc(ptr, size); 607 void *p = realloc (ptr, size);
366 else 608
367 p = malloc(size);
368 if (p) 609 if (!p)
610 rxvt_fatal ("memory allocation failure. aborting.\n");
611
369 return p; 612 return p;
370
371 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
372 rxvt_clean_exit();
373 exit(EXIT_FAILURE);
374/* NOTREACHED */
375} 613}
376
377/* ------------------------------------------------------------------------- *
378 * PRIVILEGED OPERATIONS *
379 * ------------------------------------------------------------------------- */
380/* take care of suid/sgid super-user (root) privileges */
381/* INTPROTO */
382void
383rxvt_privileges(pR_ int mode)
384{
385#if ! defined(__CYGWIN32__)
386# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
387/* setreuid() is the poor man's setuid(), seteuid() */
388# define seteuid(a) setreuid(-1, (a))
389# define setegid(a) setregid(-1, (a))
390# define HAVE_SETEUID
391# endif
392# ifdef HAVE_SETEUID
393 switch (mode) {
394 case IGNORE:
395 /*
396 * change effective uid/gid - not real uid/gid - so we can switch
397 * back to root later, as required
398 */
399 seteuid(getuid());
400 setegid(getgid());
401 break;
402 case SAVE:
403 R->euid = geteuid();
404 R->egid = getegid();
405 break;
406 case RESTORE:
407 seteuid(R->euid);
408 setegid(R->egid);
409 break;
410 }
411# else
412 switch (mode) {
413 case IGNORE:
414 setuid(getuid());
415 setgid(getgid());
416 /* FALLTHROUGH */
417 case SAVE:
418 /* FALLTHROUGH */
419 case RESTORE:
420 break;
421 }
422# endif
423#endif
424}
425
426#ifdef UTMP_SUPPORT
427/* EXTPROTO */
428void
429rxvt_privileged_utmp(pR_ char action)
430{
431 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
432 action, R->next_utmp_action, getpid()));
433 if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
434 || (R->Options & Opt_utmpInhibit)
435 || R->ttydev == NULL || *R->ttydev == '\0')
436 return;
437
438 rxvt_privileges(aR_ RESTORE);
439 if (action == SAVE) {
440 R->next_utmp_action = RESTORE;
441 rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
442 } else { /* action == RESTORE */
443 R->next_utmp_action = IGNORE;
444 rxvt_cleanutent(aR);
445 }
446 rxvt_privileges(aR_ IGNORE);
447}
448#endif
449
450#ifndef NO_SETOWNER_TTYDEV
451/* EXTPROTO */
452void
453rxvt_privileged_ttydev(pR_ char action)
454{
455 D_MAIN((stderr,
456 "rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
457 action, R->next_tty_action, getpid()));
458 if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
459 || R->ttydev == NULL || *R->ttydev == '\0')
460 return;
461
462 rxvt_privileges(aR_ RESTORE);
463
464 if (action == SAVE) {
465 R->next_tty_action = RESTORE;
466# ifndef RESET_TTY_TO_COMMON_DEFAULTS
467/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
468 if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
469 R->next_tty_action = IGNORE;
470 else
471# endif
472 {
473 chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
474 chmod(R->ttydev, R->ttymode);
475# ifdef HAVE_REVOKE
476 revoke(R->ttydev);
477# endif
478 }
479 } else { /* action == RESTORE */
480 R->next_tty_action = IGNORE;
481# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482 chmod(R->ttydev, R->ttyfd_stat.st_mode);
483 chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
484# else
485 chmod(R->ttydev,
486 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
487 chown(R->ttydev, 0, 0);
488# endif
489 }
490
491 rxvt_privileges(aR_ IGNORE);
492
493# ifndef RESET_TTY_TO_COMMON_DEFAULTS
494 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
495 action == RESTORE ? "Restoring" : (action ==
496 SAVE ? "Saving" :
497 "UNKNOWN ERROR for"), R->ttydev,
498 R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
499 R->ttyfd_stat.st_gid));
500# endif
501}
502#endif
503 614
504/*----------------------------------------------------------------------*/ 615/*----------------------------------------------------------------------*/
505/* 616/*
506 * window size/position calculcations for XSizeHint and other storage. 617 * window size/position calculcations for XSizeHint and other storage.
507 * if width/height are non-zero then override calculated width/height 618 * if width/height are non-zero then override calculated width/height
508 */ 619 */
509/* EXTPROTO */
510void 620void
511rxvt_window_calc(pR_ unsigned int width, unsigned int height) 621rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
512{ 622{
513 short recalc_x, recalc_y; 623 short recalc_x, recalc_y;
514 int x, y, sb_w, mb_h, flags; 624 int x, y, sb_w, flags;
515 unsigned int w, h; 625 unsigned int w, h;
516 unsigned int max_width, max_height; 626 unsigned int max_width, max_height;
627 dDisp;
517 628
518 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
519 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
520 R->szHint.height));
521 R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 629 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
522 R->szHint.win_gravity = NorthWestGravity; 630 szHint.win_gravity = NorthWestGravity;
523/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */ 631 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
524 632
525 recalc_x = recalc_y = 0; 633 recalc_x = recalc_y = 0;
526 flags = 0; 634 flags = 0;
635
527 if (!R->parsed_geometry) { 636 if (!parsed_geometry)
637 {
528 R->parsed_geometry = 1; 638 parsed_geometry = 1;
639
529 if (R->rs[Rs_geometry]) 640 if (rs[Rs_geometry])
530 flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h); 641 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
642
531 if (flags & WidthValue) { 643 if (flags & WidthValue)
532 R->TermWin.ncol = BOUND_POSITIVE_INT16(w); 644 {
645 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
533 R->szHint.flags |= USSize; 646 szHint.flags |= USSize;
534 } 647 }
648
535 if (flags & HeightValue) { 649 if (flags & HeightValue)
536 R->TermWin.nrow = BOUND_POSITIVE_INT16(h); 650 {
651 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
537 R->szHint.flags |= USSize; 652 szHint.flags |= USSize;
538 } 653 }
654
539 if (flags & XValue) { 655 if (flags & XValue)
656 {
540 R->szHint.x = x; 657 szHint.x = x;
541 R->szHint.flags |= USPosition; 658 szHint.flags |= USPosition;
659
542 if (flags & XNegative) { 660 if (flags & XNegative)
661 {
543 recalc_x = 1; 662 recalc_x = 1;
544 R->szHint.win_gravity = NorthEastGravity; 663 szHint.win_gravity = NorthEastGravity;
545 } 664 }
546 } 665 }
666
547 if (flags & YValue) { 667 if (flags & YValue)
668 {
548 R->szHint.y = y; 669 szHint.y = y;
549 R->szHint.flags |= USPosition; 670 szHint.flags |= USPosition;
671
550 if (flags & YNegative) { 672 if (flags & YNegative)
673 {
551 recalc_y = 1; 674 recalc_y = 1;
675
552 if (R->szHint.win_gravity == NorthEastGravity) 676 if (szHint.win_gravity == NorthEastGravity)
553 R->szHint.win_gravity = SouthEastGravity; 677 szHint.win_gravity = SouthEastGravity;
554 else 678 else
555 R->szHint.win_gravity = SouthWestGravity; 679 szHint.win_gravity = SouthWestGravity;
556 } 680 }
557 } 681 }
558 } 682 }
683
559/* TODO: BOUNDS */ 684 /* TODO: BOUNDS */
560 R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth; 685 width = ncol * fwidth;
561 R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight; 686 height = nrow * fheight;
562 max_width = MAX_COLS * R->TermWin.fwidth; 687 max_width = MAX_COLS * fwidth;
563 max_height = MAX_ROWS * R->TermWin.fheight; 688 max_height = MAX_ROWS * fheight;
564 689
565 R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth; 690 szHint.base_width = szHint.base_height = 2 * int_bwidth;
566 691
567 sb_w = mb_h = 0; 692 sb_w = 0;
568 R->window_vt_x = R->window_vt_y = 0; 693 window_vt_x = window_vt_y = int_bwidth;
569 if (scrollbar_visible(R)) { 694
695 if (scrollBar.state)
696 {
570 sb_w = scrollbar_TotalWidth(); 697 sb_w = scrollbar_TotalWidth ();
571 R->szHint.base_width += sb_w; 698 szHint.base_width += sb_w;
572 if (!(R->Options & Opt_scrollBar_right)) 699 if (!OPTION (Opt_scrollBar_right))
573 R->window_vt_x = sb_w; 700 window_vt_x += sb_w;
574 } 701 }
575 if (menubar_visible(R)) { 702
576 mb_h = menuBar_TotalHeight();
577 R->szHint.base_height += mb_h;
578 R->window_vt_y = mb_h;
579 }
580 R->szHint.width_inc = R->TermWin.fwidth; 703 szHint.width_inc = fwidth;
581 R->szHint.height_inc = R->TermWin.fheight; 704 szHint.height_inc = fheight;
582 R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc; 705 szHint.min_width = szHint.base_width + szHint.width_inc;
583 R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc; 706 szHint.min_height = szHint.base_height + szHint.height_inc;
584 707
585 if (width && width - R->szHint.base_width < max_width) { 708 if (newwidth && newwidth - szHint.base_width < max_width)
709 {
586 R->szHint.width = width; 710 szHint.width = newwidth;
587 R->TermWin.width = width - R->szHint.base_width; 711 width = newwidth - szHint.base_width;
588 } else { 712 }
589 MIN_IT(R->TermWin.width, max_width); 713 else
714 {
715 min_it (width, max_width);
590 R->szHint.width = R->szHint.base_width + R->TermWin.width; 716 szHint.width = szHint.base_width + width;
591 } 717 }
718
592 if (height && height - R->szHint.base_height < max_height) { 719 if (newheight && newheight - szHint.base_height < max_height)
720 {
593 R->szHint.height = height; 721 szHint.height = newheight;
594 R->TermWin.height = height - R->szHint.base_height; 722 height = newheight - szHint.base_height;
595 } else { 723 }
596 MIN_IT(R->TermWin.height, max_height); 724 else
725 {
726 min_it (height, max_height);
597 R->szHint.height = R->szHint.base_height + R->TermWin.height; 727 szHint.height = szHint.base_height + height;
598 } 728 }
599 if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right)) 729
730 if (scrollBar.state && OPTION (Opt_scrollBar_right))
600 R->window_sb_x = R->szHint.width - sb_w; 731 window_sb_x = szHint.width - sb_w;
601 732
602 if (recalc_x) 733 if (recalc_x)
603 R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen) 734 szHint.x += DisplayWidth (disp, display->screen) - szHint.width - 2 * ext_bwidth;
604 - R->szHint.width - 2 * R->TermWin.ext_bwidth);
605 if (recalc_y) 735 if (recalc_y)
606 R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen) 736 szHint.y += DisplayHeight (disp, display->screen) - szHint.height - 2 * ext_bwidth;
607 - R->szHint.height - 2 * R->TermWin.ext_bwidth);
608 737
609 R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth; 738 ncol = width / fwidth;
610 R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight; 739 nrow = height / fheight;
611 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
612 R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
613 R->szHint.height));
614 return;
615} 740}
616 741
617/*----------------------------------------------------------------------*/ 742/*----------------------------------------------------------------------*/
618/* 743/*
619 * Tell the teletype handler what size the window is. 744 * Tell the teletype handler what size the window is.
620 * Called after a window size change. 745 * Called after a window size change.
621 */ 746 */
622void 747void
623rxvt_term::tt_winch () 748rxvt_term::tt_winch ()
624{ 749{
625 struct winsize ws; 750 if (pty->pty < 0)
626
627 if (cmd_fd < 0)
628 return; 751 return;
629 752
753 struct winsize ws;
754
630 ws.ws_col = TermWin.ncol; 755 ws.ws_col = ncol;
631 ws.ws_row = TermWin.nrow; 756 ws.ws_row = nrow;
632 ws.ws_xpixel = ws.ws_ypixel = 0; 757 ws.ws_xpixel = width;
633#ifndef DEBUG_SIZE 758 ws.ws_ypixel = height;
634 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 759 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
635#else 760
636 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 761#if 0
637 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 762 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
638# ifdef SIGWINCH
639 else if (cmd_pid) /* force through to the command */ 763 if (cmd_pid) /* force through to the command */
640 kill (cmd_pid, SIGWINCH); 764 kill (-cmd_pid, SIGWINCH);
641# endif
642#endif 765#endif
643} 766}
644 767
645/*----------------------------------------------------------------------*/ 768/*----------------------------------------------------------------------*/
646/* rxvt_change_font() - Switch to a new font */ 769/* set_fonts () - load and set the various fonts
647/* 770 *
648 * init = 1 - initialize 771 * init = 1 - initialize
649 * 772 *
650 * fontname == FONT_UP - switch to bigger font 773 * fontname == FONT_UP - switch to bigger font
651 * fontname == FONT_DN - switch to smaller font 774 * fontname == FONT_DN - switch to smaller font
652 */ 775 */
653/* EXTPROTO */ 776bool
654void 777rxvt_term::set_fonts ()
655rxvt_change_font(pR_ int init, const char *fontname)
656{ 778{
657} 779 rxvt_fontset *fs = new rxvt_fontset (this);
780 rxvt_fontprop prop;
658 781
659/* INTPROTO */ 782 if (!fs
660void 783 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
661rxvt_font_up_down(pR_ int n, int direction) 784 || !fs->realize_font (1))
785 {
786 delete fs;
787 return false;
788 }
789
790#if ENABLE_STYLES
791 for (int i = RS_styleCount; --i; )
792 if (fontset[i] != fontset[0])
793 delete fontset[i];
794#endif
795
796 delete fontset[0];
797 fontset[0] = fs;
798
799 prop = (*fs)[1]->properties ();
800 prop.height += lineSpace;
801 fs->set_prop (prop);
802
803 fwidth = prop.width;
804 fheight = prop.height;
805 fbase = prop.ascent;
806
807 for (int style = 1; style < 4; style++)
808 {
809#if ENABLE_STYLES
810 const char *res = rs[Rs_font + style];
811
812 if (res && !*res)
813 fontset[style] = fontset[0];
814 else
815 {
816 fontset[style] = fs = new rxvt_fontset (this);
817 rxvt_fontprop prop2 = prop;
818
819 if (res)
820 prop2.weight = prop2.slant = rxvt_fontprop::unset;
821 else
822 {
823 res = fontset[0]->fontdesc;
824
825 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
826 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
827 }
828
829 fs->populate (res);
830 fs->set_prop (prop2);
831 }
832#else
833 fontset[style] = fontset[0];
834#endif
835 }
836
837 if (parent[0])
838 {
839 resize_all_windows (0, 0, 0);
840 scr_remap_chars ();
841 scr_touch (true);
842 }
843
844 return true;
845}
846
847void rxvt_term::set_string_property (Atom prop, const char *str, int len)
662{ 848{
849 XChangeProperty (display->display, parent[0],
850 prop, XA_STRING, 8, PropModeReplace,
851 (const unsigned char *)str, len >= 0 ? len : strlen (str));
852}
853
854void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
855{
856 wchar_t *ws = rxvt_mbstowcs (str, len);
857 char *s = rxvt_wcstoutf8 (ws);
858
859 XChangeProperty (display->display, parent[0],
860 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
861 (const unsigned char *)s, strlen (s));
862
863 free (s);
864 free (ws);
663} 865}
664 866
665/*----------------------------------------------------------------------*/ 867/*----------------------------------------------------------------------*/
666/*----------------------------------------------------------------------*/ 868/*----------------------------------------------------------------------*/
667/* xterm sequences - title, iconName, color (exptl) */ 869/* xterm sequences - title, iconName, color (exptl) */
668/* EXTPROTO */
669void 870void
670rxvt_set_title(pR_ const char *str) 871rxvt_term::set_title (const char *str)
671{ 872{
672#ifndef SMART_WINDOW_TITLE 873 set_string_property (XA_WM_NAME, str);
673 XStoreName(R->Xdisplay, R->TermWin.parent[0], str); 874#if ENABLE_EWMH
875 set_utf8_property (xa[XA_NET_WM_NAME], str);
876#endif
877}
878
879void
880rxvt_term::set_icon_name (const char *str)
881{
882 set_string_property (XA_WM_ICON_NAME, str);
883#if ENABLE_EWMH
884 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
885#endif
886}
887
888#ifdef XTERM_COLOR_CHANGE
889void
890rxvt_term::set_window_color (int idx, const char *color)
891{
892 rxvt_color xcol;
893 int i;
894
895 if (color == NULL || *color == '\0')
896 return;
897
898 /* handle color aliases */
899 if (isdigit (*color))
900 {
901 i = atoi (color);
902
903 if (i >= 8 && i <= 15)
904 { /* bright colors */
905 i -= 8;
906 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
907 SET_PIXCOLOR (idx);
908 goto done;
909 }
910
911 if (i >= 0 && i <= 7)
912 { /* normal colors */
913 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
914 SET_PIXCOLOR (idx);
915 goto done;
916 }
917 }
918
919 if (!rXParseAllocColor (&xcol, color))
920 return;
921
922 /* XStoreColor (display->display, display->cmap, XColor*); */
923
924 /*
925 * FIXME: should free colors here, but no idea how to do it so instead,
926 * so just keep gobbling up the colormap
927 */
928# if 0
929 for (i = Color_Black; i <= Color_White; i++)
930 if (pix_colors[idx] == pix_colors[i])
931 break;
932 if (i > Color_White)
933 {
934 /* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
935 XFreeColors (display->display, display->cmap, (pix_colors + idx), 1,
936 DisplayPlanes (display->display, display->screen));
937 }
938# endif
939
940 pix_colors_focused[idx] = xcol;
941 SET_PIXCOLOR (idx);
942
943 /* XSetWindowAttributes attr; */
944 /* Cursor cursor; */
945done:
946
947#if OFF_FOCUS_FADING
948 if (rs[Rs_fade])
949 pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (display, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
950#endif
951
952 /*TODO: handle Color_BD, scrollbar background, etc. */
953
954 recolour_cursor ();
955 scr_recolour ();
956}
957
674#else 958#else
675 char *name;
676
677 if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
678 name = NULL;
679 if (name == NULL || STRCMP(name, str))
680 XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
681 if (name)
682 XFree(name);
683#endif
684}
685
686/* EXTPROTO */
687void
688rxvt_set_iconName(pR_ const char *str)
689{
690#ifndef SMART_WINDOW_TITLE
691 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
692#else
693 char *name;
694
695 if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
696 name = NULL;
697 if (name == NULL || STRCMP(name, str))
698 XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
699 if (name)
700 XFree(name);
701#endif
702}
703
704#ifdef XTERM_COLOR_CHANGE
705/* EXTPROTO */
706void
707rxvt_set_window_color(pR_ int idx, const char *color)
708{
709 rxvt_color xcol;
710 int i;
711
712 if (color == NULL || *color == '\0')
713 return;
714
715/* handle color aliases */
716 if (isdigit(*color)) {
717 i = atoi(color);
718 if (i >= 8 && i <= 15) { /* bright colors */
719 i -= 8;
720# ifndef NO_BRIGHTCOLOR
721 R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
722 SET_PIXCOLOR(R, idx);
723 goto Done;
724# endif
725 }
726 if (i >= 0 && i <= 7) { /* normal colors */
727 R->PixColors[idx] = R->PixColors[minCOLOR + i];
728 SET_PIXCOLOR(R, idx);
729 goto Done;
730 }
731 }
732 if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
733 return;
734/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
735
736/*
737 * FIXME: should free colors here, but no idea how to do it so instead,
738 * so just keep gobbling up the colormap
739 */
740# if 0
741 for (i = Color_Black; i <= Color_White; i++)
742 if (R->PixColors[idx] == R->PixColors[i])
743 break;
744 if (i > Color_White) {
745 /* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
746 XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
747 DisplayPlanes(R->Xdisplay, Xscreen));
748 }
749# endif
750
751 R->PixColors[idx] = xcol;
752 SET_PIXCOLOR(R, idx);
753
754/* XSetWindowAttributes attr; */
755/* Cursor cursor; */
756 Done:
757 if (idx == Color_bg && !(R->Options & Opt_transparent))
758 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
759 R->PixColors[Color_bg]);
760
761/* handle Color_BD, scrollbar background, etc. */
762
763 rxvt_set_colorfgbg(aR);
764 rxvt_recolour_cursor(aR);
765/* the only reasonable way to enforce a clean update */
766 rxvt_scr_poweron(aR);
767}
768
769#else
770# define rxvt_set_window_color(aR_ idx,color) ((void)0) 959# define set_window_color (idx,color) ((void)0)
771#endif /* XTERM_COLOR_CHANGE */ 960#endif /* XTERM_COLOR_CHANGE */
772 961
773/* EXTPROTO */
774void 962void
775rxvt_recolour_cursor(pR) 963rxvt_term::recolour_cursor ()
776{ 964{
777 rxvt_color xcol[2]; 965 XColor xcol[2];
778 966
779#if TODO 967 xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
780 xcol[0] = R->PixColors[Color_pointer]; 968 ? pix_colors_focused[Color_pointer_fg]
781 xcol[1] = R->PixColors[Color_bg]; 969 : pix_colors_focused[Color_fg];
782 XQueryColors(R->Xdisplay, XCMAP, xcol, 2); 970 xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
971 ? pix_colors_focused[Color_pointer_bg]
972 : pix_colors_focused[Color_bg];
973
974 XQueryColors (display->display, display->cmap, xcol, 2);
783 XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1])); 975 XRecolorCursor (display->display, TermWin_cursor, xcol + 0, xcol + 1);
784#endif
785} 976}
786 977
787/*----------------------------------------------------------------------*/ 978/*----------------------------------------------------------------------*/
788/* 979/*
789 * find if fg/bg matches any of the normal (low-intensity) colors 980 * find if fg/bg matches any of the normal (low-intensity) colors
790 */ 981 */
791/* INTPROTO */
792void 982void
793rxvt_set_colorfgbg(pR) 983rxvt_term::set_colorfgbg ()
794{ 984{
795 unsigned int i; 985 unsigned int i;
796 const char *xpmb = "\0"; 986 const char *xpmb = "\0";
797 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 987 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
798 988
799 R->env_colorfgbg = 989 strcpy (fstr, "default");
800 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1); 990 strcpy (bstr, "default");
801 STRCPY(fstr, "default");
802 STRCPY(bstr, "default");
803 for (i = Color_Black; i <= Color_White; i++) 991 for (i = Color_Black; i <= Color_White; i++)
804 if (R->PixColors[Color_fg] == R->PixColors[i]) { 992 if (pix_colors[Color_fg] == pix_colors[i])
993 {
805 sprintf(fstr, "%d", (i - Color_Black)); 994 sprintf (fstr, "%d", (i - Color_Black));
806 break; 995 break;
807 } 996 }
997
808 for (i = Color_Black; i <= Color_White; i++) 998 for (i = Color_Black; i <= Color_White; i++)
809 if (R->PixColors[Color_bg] == R->PixColors[i]) { 999 if (pix_colors[Color_bg] == pix_colors[i])
1000 {
810 sprintf(bstr, "%d", (i - Color_Black)); 1001 sprintf (bstr, "%d", (i - Color_Black));
811#ifdef XPM_BACKGROUND 1002#ifdef XPM_BACKGROUND
812 xpmb = "default;"; 1003 xpmb = "default;";
813#endif 1004#endif
814 break; 1005 break;
815 } 1006 }
1007
816 sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1008 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
817 putenv(R->env_colorfgbg);
818
819#ifndef NO_BRIGHTCOLOR
820 R->colorfgbg = DEFAULT_RSTYLE;
821 for (i = minCOLOR; i <= maxCOLOR; i++) {
822 if (R->PixColors[Color_fg] == R->PixColors[i])
823 R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
824 if (R->PixColors[Color_bg] == R->PixColors[i])
825 R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
826 }
827#endif
828} 1009}
829 1010
830/*----------------------------------------------------------------------*/ 1011/*----------------------------------------------------------------------*/
831/*
832 * Colour determination for low colour displays, routine from
833 * Hans de Goede <hans@highrise.nl>
834 */
835 1012
836/* EXTPROTO */
837int 1013int
838rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour) 1014rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour)
839{ 1015{
840 screen_in_out->set(aR_ colour);
841
842 if (!screen_in_out->set(aR_ colour)) { 1016 if (!screen_in_out->set (display, colour))
843 rxvt_print_error("can't allocate colour: %s", colour); 1017 {
1018 rxvt_warn ("can't get colour '%s', continuing without.\n", colour);
844 return false; 1019 return false;
845 } 1020 }
846 1021
847 return true; 1022 return true;
848} 1023}
849 1024
850/* -------------------------------------------------------------------- * 1025/* -------------------------------------------------------------------- *
851 * - WINDOW RESIZING - * 1026 * - WINDOW RESIZING - *
852 * -------------------------------------------------------------------- */ 1027 * -------------------------------------------------------------------- */
853/* EXTPROTO */
854void 1028void
855rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height, 1029rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
856 int ignoreparent)
857{ 1030{
858 int fix_screen; 1031 int fix_screen;
1032 int old_width = szHint.width;
1033 int old_height = szHint.height;
1034 dDisp;
859 1035
1036 window_calc (newwidth, newheight);
1037 XSetWMNormalHints (disp, parent[0], &szHint);
1038
1039 if (!ignoreparent)
1040 {
860#ifdef SMART_RESIZE 1041#ifdef SMART_RESIZE
861 int old_width = R->szHint.width, old_height = R->szHint.height; 1042 /*
862#endif
863
864 rxvt_window_calc(aR_ width, height);
865 XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
866 if (!ignoreparent) {
867#ifdef SMART_RESIZE
868/*
869 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1043 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
870 * reposition window on resize depending on placement on screen 1044 * reposition window on resize depending on placement on screen
871 */ 1045 */
872 int x, y, x1, y1; 1046 int x, y, x1, y1;
873 int dx, dy; 1047 int dx, dy;
874 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1048 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
875 Window unused_cr; 1049 Window unused_cr;
876 1050
877 XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot, 1051 XTranslateCoordinates (disp, parent[0], display->root,
878 0, 0, &x, &y, &unused_cr); 1052 0, 0, &x, &y, &unused_cr);
879 XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1, 1053 XGetGeometry (disp, parent[0], &unused_cr, &x1, &y1,
880 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1054 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
881 /* 1055 /*
882 * if Xroot isn't the parent window, a WM will probably have offset 1056 * if display->root isn't the parent window, a WM will probably have offset
883 * our position for handles and decorations. Counter it 1057 * our position for handles and decorations. Counter it
884 */ 1058 */
885 if (x1 != x || y1 != y) { 1059 if (x1 != x || y1 != y)
1060 {
886 x -= x1; 1061 x -= x1;
887 y -= y1; 1062 y -= y1;
888 } 1063 }
889 1064
890 x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2; 1065 x1 = (DisplayWidth (disp, display->screen) - old_width ) / 2;
891 y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2; 1066 y1 = (DisplayHeight (disp, display->screen) - old_height) / 2;
892 dx = old_width - R->szHint.width; 1067 dx = old_width - szHint.width;
893 dy = old_height - R->szHint.height; 1068 dy = old_height - szHint.height;
894 1069
895 /* Check position of the center of the window */ 1070 /* Check position of the center of the window */
896 if (x < x1) /* left half */ 1071 if (x < x1) /* left half */
897 dx = 0; 1072 dx = 0;
898 else if (x == x1) /* exact center */ 1073 else if (x == x1) /* exact center */
899 dx /= 2; 1074 dx /= 2;
900 if (y < y1) /* top half */ 1075 if (y < y1) /* top half */
901 dy = 0; 1076 dy = 0;
902 else if (y == y1) /* exact center */ 1077 else if (y == y1) /* exact center */
903 dy /= 2; 1078 dy /= 2;
904 1079
905 XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy, 1080 XMoveResizeWindow (disp, parent[0], x + dx, y + dy,
906 R->szHint.width, R->szHint.height); 1081 szHint.width, szHint.height);
907#else 1082#else
908 XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width, 1083 XResizeWindow (disp, parent[0], szHint.width, szHint.height);
909 R->szHint.height);
910#endif 1084#endif
911 } 1085 }
912 1086
913 fix_screen = (R->TermWin.ncol != R->prev_ncol 1087 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
914 || R->TermWin.nrow != R->prev_nrow); 1088
915 if (fix_screen || width != R->old_width || height != R->old_height) { 1089 if (fix_screen || newwidth != old_width || newheight != old_height)
916 if (scrollbar_visible(R)) { 1090 {
1091 if (scrollBar.state)
1092 {
917 XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x, 1093 XMoveResizeWindow (disp, scrollBar.win,
1094 window_sb_x, 0,
918 0, scrollbar_TotalWidth(), R->szHint.height); 1095 scrollbar_TotalWidth (), szHint.height);
919 rxvt_Resize_scrollBar(aR); 1096 resize_scrollbar ();
920 } 1097 }
921 if (menubar_visible(R)) 1098
922 XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x, 1099 XMoveResizeWindow (disp, vt,
923 0, TermWin_TotalWidth(), menuBar_TotalHeight()); 1100 window_vt_x, window_vt_y,
924 XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
925 R->window_vt_y, TermWin_TotalWidth(),
926 TermWin_TotalHeight()); 1101 width, height);
927#ifdef RXVT_GRAPHICS 1102
928 if (R->old_height)
929 rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
930 R->old_height - R->szHint.base_height);
931#endif
932 rxvt_scr_clear(aR); 1103 scr_clear ();
933#ifdef XPM_BACKGROUND 1104#ifdef XPM_BACKGROUND
934 rxvt_resize_pixmap(aR); 1105 resize_pixmap ();
935#endif 1106#endif
936 } 1107 }
937 1108
938 if (fix_screen || R->old_height == 0) { 1109 if (fix_screen || old_height == 0)
939 int curr_screen = -1; 1110 scr_reset ();
940 uint16_t old_ncol = R->prev_ncol;
941 1111
942 /* scr_reset only works on the primary screen */ 1112#ifdef XPM_BACKGROUND
943 if (R->old_height) /* this is not the first time through */ 1113 if (pixmap)
944 curr_screen = rxvt_scr_change_screen(aR_ PRIMARY); 1114 scr_touch (false);
945 rxvt_scr_reset(aR); 1115#endif
946 if (curr_screen >= 0) { /* this is not the first time through */
947 rxvt_scr_change_screen(aR_ curr_screen);
948 rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
949 }
950 }
951
952 R->old_width = R->szHint.width;
953 R->old_height = R->szHint.height;
954 1116
955#ifdef USE_XIM 1117#ifdef USE_XIM
956 rxvt_IMSetStatusPosition(aR); 1118 IMSetStatusPosition ();
957#endif 1119#endif
958} 1120}
959 1121
960/* 1122/*
961 * Set the width/height of the vt window in characters. Units are pixels. 1123 * Set the width/height of the vt window in characters. Units are pixels.
962 * good for toggling 80/132 columns 1124 * good for toggling 80/132 columns
963 */ 1125 */
964/* EXTPROTO */
965void 1126void
966rxvt_set_widthheight(pR_ unsigned int width, unsigned int height) 1127rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
967{ 1128{
968 XWindowAttributes wattr; 1129 XWindowAttributes wattr;
969 1130
970 if (width == 0 || height == 0) { 1131 if (newwidth == 0 || newheight == 0)
1132 {
971 XGetWindowAttributes(R->Xdisplay, Xroot, &wattr); 1133 XGetWindowAttributes (display->display, display->root, &wattr);
1134
972 if (width == 0) 1135 if (newwidth == 0)
973 width = wattr.width - R->szHint.base_width; 1136 newwidth = wattr.width - szHint.base_width;
974 if (height == 0) 1137 if (newheight == 0)
975 height = wattr.height - R->szHint.base_height; 1138 newheight = wattr.height - szHint.base_height;
1139 }
1140
1141 if (newwidth != width || newheight != height)
976 } 1142 {
977 if (width != R->TermWin.width || height != R->TermWin.height) {
978 width += R->szHint.base_width; 1143 newwidth += szHint.base_width;
979 height += R->szHint.base_height; 1144 newheight += szHint.base_height;
980 rxvt_resize_all_windows(aR_ width, height, 0); 1145 resize_all_windows (newwidth, newheight, 0);
981 } 1146 }
982} 1147}
983 1148
984/* -------------------------------------------------------------------- * 1149/* -------------------------------------------------------------------- *
985 * - X INPUT METHOD ROUTINES - * 1150 * - X INPUT METHOD ROUTINES - *
986 * -------------------------------------------------------------------- */ 1151 * -------------------------------------------------------------------- */
987#ifdef USE_XIM 1152#ifdef USE_XIM
988/* INTPROTO */
989void
990rxvt_setSize(pR_ XRectangle * size)
991{
992 size->x = R->TermWin.int_bwidth;
993 size->y = R->TermWin.int_bwidth;
994 size->width = Width2Pixel(R->TermWin.ncol);
995 size->height = Height2Pixel(R->TermWin.nrow);
996}
997 1153
998/* INTPROTO */
999void 1154void
1000rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg) 1155rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1001{ 1156{
1002 *fg = R->PixColors[Color_fg]; 1157 fg = pix_colors[Color_fg];
1003 *bg = R->PixColors[Color_bg]; 1158 bg = pix_colors[Color_bg];
1159}
1160
1161void
1162rxvt_term::im_set_size (XRectangle &size)
1163{
1164 // the int_bwidth terms make no sense to me
1165 size.x = int_bwidth;
1166 size.y = int_bwidth;
1167 size.width = Width2Pixel (ncol) + int_bwidth;
1168 size.height = Height2Pixel (nrow) + int_bwidth;
1169}
1170
1171void
1172rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1173 XRectangle &status_rect,
1174 const XRectangle &needed_rect)
1175{
1176 preedit_rect.x = needed_rect.width;
1177 preedit_rect.y = 0;
1178 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1179 preedit_rect.height = fheight;
1180
1181 status_rect.x = 0;
1182 status_rect.y = 0;
1183 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1184 status_rect.height = fheight;
1004} 1185}
1005 1186
1006/* Checking whether input method is running. */ 1187/* Checking whether input method is running. */
1007/* INTPROTO */
1008Bool 1188bool
1009rxvt_IMisRunning(pR) 1189rxvt_term::IMisRunning ()
1010{ 1190{
1011 char *p; 1191 char *p;
1012 Atom atom; 1192 Atom atom;
1013 Window win; 1193 Window win;
1014 char server[IMBUFSIZ]; 1194 char server[IMBUFSIZ];
1015 1195
1016/* get current locale modifier */ 1196 /* get current locale modifier */
1017 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1197 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1198 {
1018 STRCPY(server, "@server="); 1199 strcpy (server, "@server=");
1019 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1200 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1201
1020 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1202 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1021 *p = '\0'; 1203 *p = '\0';
1022 1204
1023 atom = XInternAtom(R->Xdisplay, server, False); 1205 atom = XInternAtom (display->display, server, False);
1024 win = XGetSelectionOwner(R->Xdisplay, atom); 1206 win = XGetSelectionOwner (display->display, atom);
1207
1025 if (win != None) 1208 if (win != None)
1026 return True; 1209 return True;
1027 } 1210 }
1211
1028 return False; 1212 return False;
1029} 1213}
1030 1214
1031/* EXTPROTO */
1032void 1215void
1033rxvt_IMSendSpot(pR) 1216rxvt_term::IMSendSpot ()
1034{ 1217{
1035 XPoint spot; 1218 XPoint nspot;
1036 XVaNestedList preedit_attr; 1219 XVaNestedList preedit_attr;
1037 1220
1038 if (R->Input_Context == NULL 1221 if (!Input_Context
1039 || !R->TermWin.focus || !(R->input_style & XIMPreeditPosition) 1222 || !focus
1040 || !(R->event_type == KeyPress 1223 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1041 || R->event_type == Expose
1042 || R->event_type == NoExpose
1043 || R->event_type == SelectionNotify
1044 || R->event_type == ButtonRelease || R->event_type == FocusIn)
1045 || !rxvt_IMisRunning(aR))
1046 return; 1224 return;
1047 1225
1048 rxvt_setPosition(aR_ & spot); 1226 im_set_position (nspot);
1049 1227
1228 if (nspot.x == spot.x && nspot.y == spot.y)
1229 return;
1230
1231 spot = nspot;
1232
1050 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1233 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1051 XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1234 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1052 XFree(preedit_attr); 1235 XFree (preedit_attr);
1053} 1236}
1054 1237
1055/* EXTPROTO */
1056void 1238void
1057rxvt_setTermFontSet(pR_ int idx) 1239rxvt_term::im_destroy ()
1058{ 1240{
1059 char *string; 1241 if (input_method)
1060 long length; 1242 {
1061 int success = 0; 1243 if (Input_Context && input_method->xim)
1244 XDestroyIC (Input_Context);
1062 1245
1063 if (idx < 0 || idx >= MAX_NFONTS) 1246 display->put_xim (input_method);
1064 return; 1247 input_method = 0;
1065} 1248 }
1066 1249
1067/* INTPROTO */
1068void
1069rxvt_setPreeditArea (pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1070 XRectangle * needed_rect)
1071{
1072 int mbh, vtx = 0;
1073
1074 if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1075 vtx = scrollbar_TotalWidth();
1076 mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1077 mbh -= R->TermWin.lineSpace;
1078
1079 preedit_rect->x = needed_rect->width + vtx;
1080 preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1081
1082 preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1083 + vtx;
1084 preedit_rect->height = Height2Pixel(1);
1085
1086 status_rect->x = vtx;
1087 status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1088
1089 status_rect->width = needed_rect->width ? needed_rect->width
1090 : Width2Pixel(R->TermWin.ncol + 1);
1091 status_rect->height = Height2Pixel(1);
1092}
1093
1094/* ARGSUSED */
1095/* INTPROTO */
1096void
1097rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1098 __attribute__ ((unused)), XPointer call_data
1099 __attribute__ ((unused)))
1100{
1101 dR;
1102
1103 R->Input_Context = NULL; 1250 Input_Context = 0;
1104/* To avoid Segmentation Fault in C locale: Solaris only? */
1105 if (STRCMP(R->locale, "C"))
1106 XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1107 rxvt_IMInstantiateCallback, NULL);
1108} 1251}
1252
1253#ifdef ENABLE_XIM_ONTHESPOT
1254
1255static void
1256xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1257{
1258 ((rxvt_term *)client_data)->make_current ();
1259 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1260}
1261
1262static void
1263xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1264{
1265 ((rxvt_term *)client_data)->make_current ();
1266 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1267}
1268
1269static void
1270xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1271{
1272 rxvt_term *term = (rxvt_term *)client_data;
1273 XIMText *text = call_data->text;
1274
1275 term->make_current ();
1276
1277 if (text)
1278 {
1279 void *str;
1280
1281 if (!text->encoding_is_wchar && text->string.multi_byte)
1282 {
1283 // of course, X makes it ugly again
1284 if (term->rs[Rs_imLocale])
1285 SET_LOCALE (term->rs[Rs_imLocale]);
1286
1287 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1288 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1289
1290 if (term->rs[Rs_imLocale])
1291 SET_LOCALE (term->locale);
1292 }
1293 else
1294 str = (void *)text->string.wide_char;
1295
1296 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1297 DT_INT, call_data->caret,
1298 DT_INT, call_data->chg_first,
1299 DT_INT, call_data->chg_length,
1300 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1301 DT_WCS_LEN, str, str ? (int)text->length : 0,
1302 DT_END));
1303 }
1304 else
1305 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1306 DT_INT, call_data->caret,
1307 DT_INT, call_data->chg_first,
1308 DT_INT, call_data->chg_length,
1309 DT_END));
1310}
1311
1312#if 0
1313static void
1314xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1315{
1316 ((rxvt_term *)client_data)->make_current ();
1317 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1318 DT_INT, call_data->position,
1319 DT_INT, call_data->direction,
1320 DT_INT, call_data->style,
1321 DT_END));
1322}
1323#endif
1324
1325#endif
1109 1326
1110/* 1327/*
1111 * X manual pages and include files don't match on some systems: 1328 * Try to open a XIM with the current modifiers, then see if we can
1112 * some think this is an XIDProc and others an XIMProc so we can't 1329 * open a suitable preedit type
1113 * use the first argument - need to update this to be nice for
1114 * both types via some sort of configure detection
1115 */ 1330 */
1116/* ARGSUSED */ 1331bool
1117/* EXTPROTO */ 1332rxvt_term::IM_get_IC (const char *modifiers)
1118void
1119rxvt_IMInstantiateCallback(Display * unused
1120 __attribute__ ((unused)), XPointer client_data
1121 __attribute__ ((unused)), XPointer call_data
1122 __attribute__ ((unused)))
1123{ 1333{
1124 dR; 1334 int i, j, found;
1125 int i, found, had_im; 1335 XIM xim;
1336 XPoint spot;
1337 XRectangle rect, status_rect, needed_rect;
1338 unsigned long fg, bg;
1339 const char *p;
1340 char **s;
1341 XIMStyles *xim_styles;
1342#ifdef ENABLE_XIM_ONTHESPOT
1343 XIMCallback xcb[4];
1344#endif
1345
1346 set_environ (envv);
1347
1348 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1349 return false;
1350
1351 input_method = display->get_xim (locale, modifiers);
1352 if (input_method == NULL)
1353 return false;
1354
1355 xim = input_method->xim;
1356 spot.x = spot.y = -1;
1357
1358 xim_styles = NULL;
1359 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1360 || !xim_styles || !xim_styles->count_styles)
1361 {
1362 im_destroy ();
1363 return false;
1364 }
1365
1366 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1367
1368 for (int pi = 0; pi < 2; pi++)
1369 {
1370 p = pet[pi];
1371
1372 if (!p)
1373 continue;
1374
1375 s = rxvt_splitcommastring (p);
1376
1377 for (i = found = 0; !found && s[i]; i++)
1378 {
1379 if (!strcmp (s[i], "OverTheSpot"))
1380 input_style = XIMPreeditPosition | XIMStatusNothing;
1381 else if (!strcmp (s[i], "OffTheSpot"))
1382 input_style = XIMPreeditArea | XIMStatusArea;
1383 else if (!strcmp (s[i], "Root"))
1384 input_style = XIMPreeditNothing | XIMStatusNothing;
1385 else if (!strcmp (s[i], "None"))
1386 input_style = XIMPreeditNone | XIMStatusNone;
1387#ifdef ENABLE_XIM_ONTHESPOT
1388 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1389 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1390#endif
1391 else
1392 input_style = XIMPreeditNothing | XIMStatusNothing;
1393
1394 for (j = 0; j < xim_styles->count_styles; j++)
1395 if (input_style == xim_styles->supported_styles[j])
1396 {
1397 rxvt_freecommastring (s);
1398
1399 found = 1;
1400 goto foundpet;
1401 }
1402
1403 }
1404
1405 rxvt_freecommastring (s);
1406 }
1407
1408foundpet:
1409
1410 XFree (xim_styles);
1411
1412 if (!found)
1413 {
1414 im_destroy ();
1415 return false;
1416 }
1417
1418 XFontSet fs = 0;
1419 XVaNestedList preedit_attr = 0, status_attr = 0;
1420
1421 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1422 {
1423 // fake us a font-set, please
1424 char **missing_charset_list;
1425 int missing_charset_count;
1426 char *def_string;
1427 char pat[512];
1428
1429 sprintf (pat,
1430 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1431 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1432 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1433 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1434 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1435 "*",
1436 fheight,
1437 fheight + 1, fheight - 1,
1438 fheight - 2, fheight + 2);
1439
1440 fs = XCreateFontSet (display->display, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1441 &missing_charset_list, &missing_charset_count, &def_string);
1442
1443 if (missing_charset_list)
1444 XFreeStringList (missing_charset_list);
1445
1446 if (!fs)
1447 {
1448 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1449 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1450 }
1451 }
1452
1453 if (input_style & XIMPreeditPosition)
1454 {
1455 im_set_size (rect);
1456 im_set_position (spot);
1457 im_set_color (fg, bg);
1458
1459 preedit_attr = XVaCreateNestedList (0,
1460 XNForeground, fg,
1461 XNBackground, bg,
1462 XNArea, &rect,
1463 XNSpotLocation, &spot,
1464 XNFontSet, fs,
1465 NULL);
1466 }
1467 else if (input_style & XIMPreeditArea)
1468 {
1469 im_set_color (fg, bg);
1470
1471 /*
1472 * The necessary width of preedit area is unknown
1473 * until create input context.
1474 */
1475 needed_rect.width = 0;
1476 im_set_preedit_area (rect, status_rect, needed_rect);
1477
1478 preedit_attr = XVaCreateNestedList (0,
1479 XNForeground, fg,
1480 XNBackground, bg,
1481 XNArea, &rect,
1482 XNFontSet, fs,
1483 NULL);
1484 status_attr = XVaCreateNestedList (0,
1485 XNForeground, fg,
1486 XNBackground, bg,
1487 XNArea, &status_rect,
1488 XNFontSet, fs,
1489 NULL);
1490 }
1491#if ENABLE_XIM_ONTHESPOT
1492 else if (input_style & XIMPreeditCallbacks)
1493 {
1494 im_set_position (spot);
1495
1496 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1497 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1498 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1499# if 0
1500 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1501# endif
1502
1503 preedit_attr = XVaCreateNestedList (0,
1504 XNSpotLocation, &spot,
1505 XNPreeditStartCallback, &xcb[0],
1506 XNPreeditDoneCallback , &xcb[1],
1507 XNPreeditDrawCallback , &xcb[2],
1508# if 0
1509 XNPreeditCaretCallback, &xcb[3],
1510# endif
1511 NULL);
1512 }
1513#endif
1514
1515 Input_Context = XCreateIC (xim,
1516 XNInputStyle, input_style,
1517 XNClientWindow, vt,
1518 XNFocusWindow, parent[0],
1519 preedit_attr ? XNPreeditAttributes : NULL,
1520 preedit_attr,
1521 status_attr ? XNStatusAttributes : NULL,
1522 status_attr, NULL);
1523
1524 if (preedit_attr) XFree (preedit_attr);
1525 if (status_attr) XFree (status_attr);
1526 if (fs) XFreeFontSet (display->display, fs);
1527
1528 if (Input_Context == NULL)
1529 {
1530 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1531 im_destroy ();
1532 return false;
1533 }
1534
1535#if 0
1536 // unfortunately, only the focus window is used by XIM, hard to fix
1537 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1538 vt_select_input ();
1539#endif
1540
1541 if (input_style & XIMPreeditArea)
1542 IMSetStatusPosition ();
1543
1544 return true;
1545}
1546
1547void
1548rxvt_term::im_cb ()
1549{
1550 int i;
1126 const char *p; 1551 const char *p;
1127 char **s; 1552 char **s;
1128 char buf[IMBUFSIZ]; 1553 char buf[IMBUFSIZ];
1129 1554
1130 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1555 make_current ();
1556
1557 im_destroy ();
1558
1131 if (R->Input_Context) 1559 if (Input_Context)
1132 return; 1560 return;
1133 1561
1562#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1563 if (rs[Rs_imLocale])
1564 SET_LOCALE (rs[Rs_imLocale]);
1565#endif
1566
1134 p = R->rs[Rs_inputMethod]; 1567 p = rs[Rs_inputMethod];
1135 if (p && *p) 1568 if (p && *p)
1136 { 1569 {
1137 bool found = false; 1570 bool found = false;
1138 1571
1139 s = rxvt_splitcommastring (p); 1572 s = rxvt_splitcommastring (p);
1573
1140 for (i = 0; s[i]; i++) 1574 for (i = 0; s[i]; i++)
1141 { 1575 {
1142 if (*s[i]) 1576 if (*s[i])
1143 { 1577 {
1144 STRCPY (buf, "@im="); 1578 strcpy (buf, "@im=");
1145 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1579 strncat (buf, s[i], IMBUFSIZ - 5);
1146 if ((p = XSetLocaleModifiers (buf)) && *p 1580 if (IM_get_IC (buf))
1147 && rxvt_IM_get_IC (aR))
1148 { 1581 {
1149 found = true; 1582 found = true;
1150 break; 1583 break;
1151 } 1584 }
1152 } 1585 }
1153 } 1586 }
1154 for (i = 0; s[i]; i++) 1587
1155 free(s[i]); 1588 rxvt_freecommastring (s);
1156 free(s);
1157 1589
1158 if (found) 1590 if (found)
1159 return; 1591 goto done;
1160 } 1592 }
1161 1593
1162/* try with XMODIFIERS env. var. */ 1594 /* try with XMODIFIERS env. var. */
1163 if ((p = XSetLocaleModifiers ("")) && *p 1595 if (IM_get_IC (""))
1164 && rxvt_IM_get_IC (aR)) 1596 goto done;
1597
1598 /* try with no modifiers base IF the user didn't specify an IM */
1599 if (IM_get_IC ("@im=none"))
1600 goto done;
1601
1602done:
1603#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1604 if (rs[Rs_imLocale])
1605 SET_LOCALE (locale);
1606#endif
1607}
1608
1609void
1610rxvt_term::IMSetStatusPosition ()
1611{
1612 XRectangle preedit_rect, status_rect, *needed_rect;
1613 XVaNestedList preedit_attr, status_attr;
1614
1615 if (!Input_Context
1616 || !focus
1617 || !(input_style & XIMPreeditArea)
1618 || !IMisRunning ())
1165 return; 1619 return;
1166 1620
1167/* try with no modifiers base IF the user didn't specify an IM */
1168 if ((p = XSetLocaleModifiers ("@im=none")) && *p
1169 && rxvt_IM_get_IC (aR) == True)
1170 return;
1171}
1172
1173/*
1174 * Try to open a XIM with the current modifiers, then see if we can
1175 * open a suitable preedit type
1176 */
1177/* INTPROTO */
1178Bool
1179rxvt_IM_get_IC(pR)
1180{
1181 int i, j, found;
1182 XIM xim;
1183 XPoint spot;
1184 XRectangle rect, status_rect, needed_rect;
1185 unsigned long fg, bg;
1186 const char *p;
1187 char **s;
1188 XIMStyles *xim_styles;
1189 XVaNestedList preedit_attr, status_attr;
1190 XIMCallback ximcallback;
1191
1192 D_MAIN((stderr, "rxvt_IM_get_IC()"));
1193 xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);
1194 if (xim == NULL)
1195 return False;
1196
1197 xim_styles = NULL;
1198 if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)
1199 || !xim_styles || !xim_styles->count_styles) {
1200 XCloseIM(xim);
1201 return False;
1202 }
1203
1204 p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]
1205 : "OverTheSpot,OffTheSpot,Root";
1206 s = rxvt_splitcommastring(p);
1207 for (i = found = 0; !found && s[i]; i++) {
1208 if (!STRCMP(s[i], "OverTheSpot"))
1209 R->input_style = (XIMPreeditPosition | XIMStatusNothing);
1210 else if (!STRCMP(s[i], "OffTheSpot"))
1211 R->input_style = (XIMPreeditArea | XIMStatusArea);
1212 else if (!STRCMP(s[i], "Root"))
1213 R->input_style = (XIMPreeditNothing | XIMStatusNothing);
1214
1215 for (j = 0; j < xim_styles->count_styles; j++)
1216 if (R->input_style == xim_styles->supported_styles[j]) {
1217 found = 1;
1218 break;
1219 }
1220 }
1221 for (i = 0; s[i]; i++)
1222 free(s[i]);
1223 free(s);
1224 XFree(xim_styles);
1225
1226 if (!found) {
1227 XCloseIM(xim);
1228 return False;
1229 }
1230
1231 ximcallback.callback = rxvt_IMDestroyCallback;
1232
1233/* XXX: not sure why we need this (as well as IC one below) */
1234 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);
1235
1236 preedit_attr = status_attr = NULL;
1237
1238 if (R->input_style & XIMPreeditPosition) {
1239 rxvt_setSize(aR_ & rect);
1240 rxvt_setPosition(aR_ & spot);
1241 rxvt_setColor(aR_ & fg, &bg);
1242
1243 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1244 XNSpotLocation, &spot,
1245 XNForeground, fg, XNBackground, bg,
1246 //XNFontSet, R->TermWin.fontset,
1247 NULL);
1248 } else if (R->input_style & XIMPreeditArea) {
1249 rxvt_setColor(aR_ & fg, &bg);
1250
1251 /*
1252 * The necessary width of preedit area is unknown
1253 * until create input context.
1254 */
1255 needed_rect.width = 0;
1256
1257 rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1258
1259 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1260 XNForeground, fg, XNBackground, bg,
1261 //XNFontSet, R->TermWin.fontset,
1262 NULL);
1263 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1264 XNForeground, fg, XNBackground, bg,
1265 //XNFontSet, R->TermWin.fontset,
1266 NULL);
1267 }
1268 R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1269 XNClientWindow, R->TermWin.parent[0],
1270 XNFocusWindow, R->TermWin.parent[0],
1271 XNDestroyCallback, &ximcallback,
1272 preedit_attr ? XNPreeditAttributes : NULL,
1273 preedit_attr,
1274 status_attr ? XNStatusAttributes : NULL,
1275 status_attr, NULL);
1276 if (preedit_attr)
1277 XFree(preedit_attr);
1278 if (status_attr)
1279 XFree(status_attr);
1280 if (R->Input_Context == NULL) {
1281 rxvt_print_error("failed to create input context");
1282 XCloseIM(xim);
1283 return False;
1284 }
1285 if (R->input_style & XIMPreeditArea)
1286 rxvt_IMSetStatusPosition(aR);
1287 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1288 return True;
1289}
1290
1291/* EXTPROTO */
1292void
1293rxvt_IMSetStatusPosition(pR)
1294{
1295 XRectangle preedit_rect, status_rect, *needed_rect;
1296 XVaNestedList preedit_attr, status_attr;
1297
1298 if (R->Input_Context == NULL
1299 || !R->TermWin.focus || !(R->input_style & XIMPreeditArea)
1300 || !rxvt_IMisRunning(aR))
1301 return;
1302
1303/* Getting the necessary width of preedit area */ 1621 /* Getting the necessary width of preedit area */
1304 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1622 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1305 XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL); 1623 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1306 XFree(status_attr); 1624 XFree (status_attr);
1307 1625
1308 rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect); 1626 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1627 XFree (needed_rect);
1309 1628
1310 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1629 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1311 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1630 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1312 1631
1313 XSetICValues(R->Input_Context, 1632 XSetICValues (Input_Context,
1314 XNPreeditAttributes, preedit_attr, 1633 XNPreeditAttributes, preedit_attr,
1315 XNStatusAttributes, status_attr, NULL); 1634 XNStatusAttributes, status_attr, NULL);
1316 1635
1317 XFree(preedit_attr); 1636 XFree (preedit_attr);
1318 XFree(status_attr); 1637 XFree (status_attr);
1319} 1638}
1320#endif /* USE_XIM */ 1639#endif /* USE_XIM */
1321 1640
1322/*----------------------------------------------------------------------*/
1323rxvt_t rxvt_current_term;
1324
1325/*----------------------- end-of-file (C source) -----------------------*/ 1641/*----------------------- end-of-file (C source) -----------------------*/

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