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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.34 by pcg, Fri Feb 20 22:27:27 2004 UTC vs.
Revision 1.223 by root, Sat Feb 18 14:14:43 2006 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
7 * - original version 7 * - original version
11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
12 * - extensive modifications 12 * - extensive modifications
13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
15 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
16 * 17 *
17 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version. 21 * (at your option) any later version.
29 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
31 32
32#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
33#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
34#include "main.intpro" /* PROTOS for internal routines */ 35#include "keyboard.h"
36#include "rxvtperl.h"
35 37
38#include <limits>
39
36#include <signal.h> 40#include <csignal>
41#include <cstring>
37 42
38#ifdef TTY_GID_SUPPORT 43#ifdef TTY_GID_SUPPORT
39# include <grp.h> 44# include <grp.h>
40#endif 45#endif
41 46
42#ifdef HAVE_TERMIOS_H 47#ifdef HAVE_TERMIOS_H
43# include <termios.h> 48# include <termios.h>
44#endif 49#endif
45 50
46#include <cstring> 51vector<rxvt_term *> rxvt_term::termlist;
47 52
53// used to tell global functions which terminal instance is "active"
54rxvt_t rxvt_current_term;
55
48static char curlocale[128]; 56static char curlocale[128], savelocale[128];
49 57
50void 58bool
51rxvt_set_locale (const char *locale) 59rxvt_set_locale (const char *locale) NOTHROW
52{ 60{
53 if (locale && STRNCMP (locale, curlocale, 128)) 61 if (!locale || !strncmp (locale, curlocale, 128))
54 { 62 return false;
63
55 STRNCPY (curlocale, locale, 128); 64 strncpy (curlocale, locale, 128);
56 setlocale (LC_CTYPE, curlocale); 65 setlocale (LC_CTYPE, curlocale);
57 } 66 return true;
58} 67}
59 68
60void * 69void
61rxvt_term::operator new (size_t s) 70rxvt_push_locale (const char *locale) NOTHROW
62{ 71{
63 void *p = malloc (s); 72 strcpy (savelocale, curlocale);
73 rxvt_set_locale (locale);
74}
64 75
65 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
66 return p; 141 return len;
67}
68 142
69void
70rxvt_term::operator delete (void *p, size_t s)
71{
72 free (p);
73} 143}
144#endif
74 145
75rxvt_term::rxvt_term () 146rxvt_term::rxvt_term ()
76 : 147 :
148#if TRANSPARENT
77 rootwin_ev (this, &rxvt_term::rootwin_cb), 149 rootwin_ev (this, &rxvt_term::rootwin_cb),
150#endif
151#ifdef HAVE_SCROLLBARS
152 scrollbar_ev (this, &rxvt_term::x_cb),
153#endif
154#ifdef CURSOR_BLINK
155 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
156#endif
157#ifdef TEXT_BLINK
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),
168#endif
169#ifdef POINTER_BLANK
170 pointer_ev (this, &rxvt_term::pointer_cb),
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
78 termwin_ev (this, &rxvt_term::x_cb), 178 termwin_ev (this, &rxvt_term::x_cb),
79 vt_ev (this, &rxvt_term::x_cb), 179 vt_ev (this, &rxvt_term::x_cb),
80#ifdef HAVE_SCROLLBARS
81 scrollbar_ev (this, &rxvt_term::x_cb), 180 child_ev (this, &rxvt_term::child_cb),
82#endif
83#ifdef MENUBAR
84 menubar_ev (this, &rxvt_term::x_cb), fixme
85#endif
86#ifdef CURSOR_BLINK
87 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
88#endif
89#ifdef TEXT_BLINK
90 text_blink_ev (this, &rxvt_term::text_blink_cb),
91#endif
92#ifdef POINTER_BLANK
93 pointer_ev (this, &rxvt_term::pointer_cb),
94#endif
95 check_ev (this, &rxvt_term::check_cb), 181 check_ev (this, &rxvt_term::check_cb),
182 flush_ev (this, &rxvt_term::flush_cb),
96 destroy_ev (this, &rxvt_term::destroy_cb), 183 destroy_ev (this, &rxvt_term::destroy_cb),
97 pty_ev (this, &rxvt_term::pty_cb), 184 pty_ev (this, &rxvt_term::pty_cb),
98 incr_ev (this, &rxvt_term::incr_cb), 185 incr_ev (this, &rxvt_term::incr_cb)
186{
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 pty_ev.stop ();
204 delete pty; pty = 0;
205}
206
207rxvt_term::~rxvt_term ()
208{
209 termlist.erase (find (termlist.begin (), termlist.end(), this));
210
211 emergency_cleanup ();
212
213#if ENABLE_STYLES
214 for (int i = RS_styleCount; --i; )
215 if (fontset[i] != fontset[0])
216 delete fontset[i];
217#endif
218 delete fontset[0];
219
220 if (display)
221 {
222 selection_clear ();
223
99#ifdef USE_XIM 224#ifdef USE_XIM
100 im_ev (this, &rxvt_term::im_cb) 225 im_destroy ();
101#endif 226#endif
102{ 227#ifdef XTERM_SCROLLBAR
103 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 228 if (xscrollbarGC) XFreeGC (dpy, xscrollbarGC);
104} 229 if (ShadowGC) XFreeGC (dpy, ShadowGC);
105
106rxvt_term::~rxvt_term ()
107{
108 if (cmd_fd >= 0)
109 close (cmd_fd);
110
111#ifndef NO_SETOWNER_TTYDEV
112 privileged_ttydev (RESTORE);
113#endif 230#endif
114#ifdef UTMP_SUPPORT 231#ifdef PLAIN_SCROLLBAR
115 privileged_utmp (RESTORE); 232 if (pscrollbarGC) XFreeGC (dpy, pscrollbarGC);
116#endif 233#endif
234#ifdef NEXT_SCROLLBAR
235 if (blackGC) XFreeGC (dpy, blackGC);
236 if (whiteGC) XFreeGC (dpy, whiteGC);
237 if (grayGC) XFreeGC (dpy, grayGC);
238 if (darkGC) XFreeGC (dpy, darkGC);
239 if (stippleGC) XFreeGC (dpy, stippleGC);
240 if (dimple) XFreePixmap (dpy, dimple);
241 if (upArrow) XFreePixmap (dpy, upArrow);
242 if (downArrow) XFreePixmap (dpy, downArrow);
243 if (upArrowHi) XFreePixmap (dpy, upArrowHi);
244 if (downArrowHi) XFreePixmap (dpy, downArrowHi);
245#endif
246#ifdef RXVT_SCROLLBAR
247 if (topShadowGC) XFreeGC (dpy, topShadowGC);
248 if (botShadowGC) XFreeGC (dpy, botShadowGC);
249 if (scrollbarGC) XFreeGC (dpy, scrollbarGC);
250#endif
251 if (gc) XFreeGC (dpy, gc);
117 252
118 delete TermWin.fontset; 253 delete drawable;
119 254 // destroy all windows
120 if (display)
121 if (TermWin.parent[0]) 255 if (parent[0])
122 XDestroyWindow (display->display, TermWin.parent[0]); 256 XDestroyWindow (dpy, parent[0]);
123 257
124 // TODO: free pixcolours, colours should become part of rxvt_display 258 for (int i = 0; i < TOTAL_COLORS; i++)
259 if (ISSET_PIXCOLOR (i))
260 {
261 pix_colors_focused [i].free (this);
262#if OFF_FOCUS_FADING
263 pix_colors_unfocused [i].free (this);
264#endif
265 }
125 266
126 delete PixColors; 267 clear ();
268 }
269
270 delete pix_colors_focused;
271#if OFF_FOCUS_FADING
272 delete pix_colors_unfocused;
273#endif
127 274
128 displays.put (display); 275 displays.put (display);
129 276
130 scr_release (); 277 scr_release ();
131 278
132 free (env_windowid); 279 /* clear all resources */
280 for (int i = 0; i < allocated.size (); i++)
281 free (allocated [i]);
282
283 free (selection.text);
284 // TODO: manage env vars in child only(!)
133 free (env_display); 285 free (env_display);
134 free (env_term); 286 free (env_term);
135 free (env_colorfgbg);
136 free (locale); 287 free (locale);
137 free (codeset); 288 free (v_buffer);
289 free (incr_buf);
138 290
139 delete envv; 291 delete envv;
140 delete argv; 292 delete argv;
293
294#ifdef KEYSYM_RESOURCE
295 delete keyboard;
296#endif
297}
298
299// child has exited, usually destroys
300void
301rxvt_term::child_cb (child_watcher &w, int status)
302{
303 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
304
305 cmd_pid = 0;
306
307 if (!OPTION (Opt_hold))
308 destroy ();
141} 309}
142 310
143void 311void
144rxvt_term::destroy () 312rxvt_term::destroy ()
145{ 313{
314 if (destroy_ev.active)
315 return;
316
317 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
318
319#if ENABLE_OVERLAY
320 scr_overlay_off ();
321#endif
322
146 if (display) 323 if (display)
147 { 324 {
325#if USE_XIM
326 im_ev.stop (display);
327#endif
328#if HAVE_SCROLLBARS
329 scrollbar_ev.stop (display);
330#endif
331#if TRANSPARENT
148 rootwin_ev.stop (display); 332 rootwin_ev.stop (display);
333#endif
334 incr_ev.stop ();
149 termwin_ev.stop (display); 335 termwin_ev.stop (display);
150 vt_ev.stop (display); 336 vt_ev.stop (display);
151#ifdef USE_XIM
152 im_destroy ();
153 im_ev.stop (display);
154#endif
155#ifdef HAVE_SCROLLBARS
156 scrollbar_ev.stop (display);
157#endif
158#ifdef MENUBAR
159 menubar_ev.stop (display);
160#endif
161 } 337 }
162 338
163 check_ev.stop (); 339 check_ev.stop ();
164 pty_ev.stop (); 340 pty_ev.stop ();
165#ifdef CURSOR_BLINK 341#ifdef CURSOR_BLINK
166 cursor_blink_ev.stop (); 342 cursor_blink_ev.stop ();
167#endif 343#endif
168#ifdef TEXT_BLINK 344#ifdef TEXT_BLINK
169 text_blink_ev.stop (); 345 text_blink_ev.stop ();
170#endif 346#endif
347#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
348 cont_scroll_ev.stop ();
349#endif
350#ifdef SELECTION_SCROLLING
351 sel_scroll_ev.stop ();
352#endif
171#ifdef POINTER_BLANK 353#ifdef POINTER_BLANK
172 pointer_ev.stop (); 354 pointer_ev.stop ();
173#endif 355#endif
174 356
175 destroy_ev.start (0); 357 destroy_ev.start (0);
176} 358}
177 359
178void 360void
179rxvt_term::destroy_cb (time_watcher &w) 361rxvt_term::destroy_cb (time_watcher &w)
180{ 362{
181 SET_R (this); 363 make_current ();
182 364
183 delete this; 365 delete this;
184}
185
186/*----------------------------------------------------------------------*/
187/* rxvt_init () */
188/* LIBPROTO */
189rxvt_t
190rxvt_init (int argc, const char *const *argv)
191{
192 SET_R (new rxvt_term);
193
194 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
195 {
196 delete GET_R;
197 SET_R (0);
198 }
199
200 return GET_R;
201}
202
203static int (*old_xerror_handler) (Display *dpy, XErrorEvent *event);
204
205void
206rxvt_init_signals ()
207{
208 /* install exit handler for cleanup */
209#if 0
210#ifdef HAVE_ATEXIT
211 atexit (rxvt_clean_exit);
212#else
213#endif
214#endif
215
216 struct sigaction sa;
217
218 sigfillset (&sa.sa_mask);
219 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
220 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
221 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
222 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
223 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
224 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
225 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
226
227 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
228 /* signal (SIGURG, SIG_DFL); */
229
230 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
231 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
232}
233
234bool
235rxvt_term::init (int argc, const char *const *argv)
236{
237 /*
238 * Save and then give up any super-user privileges
239 * If we need privileges in any area then we must specifically request it.
240 * We should only need to be root in these cases:
241 * 1. write utmp entries on some systems
242 * 2. chown tty on some systems
243 */
244 privileges (SAVE);
245 privileges (IGNORE);
246
247 init_secondary ();
248
249 const char **cmd_argv = init_resources (argc, argv);
250
251 set_locale ("");
252
253#if (MENUBAR_MAX)
254 menubar_read (rs[Rs_menu]);
255#endif
256#ifdef HAVE_SCROLLBARS
257 if (Options & Opt_scrollBar)
258 scrollBar.setIdle (); /* set existence for size calculations */
259#endif
260
261 create_windows (argc, argv);
262
263 init_xlocale ();
264
265 scr_reset (); /* initialize screen */
266#ifdef RXVT_GRAPHICS
267 Gr_reset (); /* reset graphics */
268#endif
269
270#if 1
271 XSynchronize (display->display, True);
272#endif
273
274#ifdef HAVE_SCROLLBARS
275 if (Options & Opt_scrollBar)
276 resize_scrollbar (); /* create and map scrollbar */
277#endif
278#if (MENUBAR_MAX)
279 if (menubar_visible (r))
280 XMapWindow (display->display, menuBar.win);
281#endif
282#ifdef TRANSPARENT
283 if (Options & Opt_transparent)
284 {
285 XSelectInput (display->display, display->root, PropertyChangeMask);
286 check_our_parents ();
287 }
288#endif
289
290 rootwin_ev.start (display, display->root);
291
292 XMapWindow (display->display, TermWin.vt);
293 XMapWindow (display->display, TermWin.parent[0]);
294
295 init_command (cmd_argv);
296
297 pty_ev.start (cmd_fd, EVENT_READ);
298
299 check_ev.start ();
300
301 return true;
302}
303
304/* ------------------------------------------------------------------------- *
305 * SIGNAL HANDLING & EXIT HANDLER *
306 * ------------------------------------------------------------------------- */
307/*
308 * Catch a SIGCHLD signal and exit if the direct child has died
309 */
310/* ARGSUSED */
311/* EXTPROTO */
312RETSIGTYPE
313rxvt_Child_signal (int sig __attribute__ ((unused)))
314{
315 int pid, save_errno = errno;
316 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
317 ;
318 errno = save_errno;
319
320#if 0
321 if (pid == cmd_pid)
322 exit (EXIT_SUCCESS);
323#endif
324}
325
326/*
327 * Catch a fatal signal and tidy up before quitting
328 */
329/* EXTPROTO */
330RETSIGTYPE
331rxvt_Exit_signal (int sig)
332{
333 signal (sig, SIG_DFL);
334#ifdef DEBUG_CMD
335 rxvt_print_error ("signal %d", sig);
336#endif
337 rxvt_clean_exit ();
338 kill (getpid (), sig);
339}
340
341/* INTPROTO */
342int
343rxvt_xerror_handler (Display *display, XErrorEvent *event)
344{
345 if (GET_R->allowedxerror == -1)
346 GET_R->allowedxerror = event->error_code;
347 else
348 {
349 old_xerror_handler (display, event);
350 GET_R->destroy ();
351 }
352
353 return 0;
354} 366}
355 367
356/*----------------------------------------------------------------------*/ 368/*----------------------------------------------------------------------*/
357/* 369/*
358 * Exit gracefully, clearing the utmp entry and restoring tty attributes 370 * Exit gracefully, clearing the utmp entry and restoring tty attributes
359 * TODO: if debugging, this should free up any known resources if we can 371 * TODO: if debugging, this should free up any known resources if we can
360 */ 372 */
361/* EXTPROTO */ 373static XErrorHandler old_xerror_handler;
374
375static void
376rxvt_emergency_cleanup ()
377{
378 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
379 (*t)->emergency_cleanup ();
380}
381
382#if !ENABLE_MINIMAL
383static void
384print_x_error (Display *dpy, XErrorEvent *event)
385{
386 char buffer[BUFSIZ];
387 char mesg[BUFSIZ];
388 char number[32];
389 char *mtype = "XlibMessage";
390 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
391 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
392 rxvt_warn ("An X Error occured, trying to continue after report.\n");
393 rxvt_warn ("%s: %s\n", mesg, buffer);
394 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
395 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
396 sprintf(number, "%d", event->request_code);
397 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
398 rxvt_warn ("(which is %s)\n", buffer);
399 if (event->request_code >= 128) {
400 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
401 mesg, BUFSIZ);
402 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
403 }
404 if ((event->error_code == BadWindow) ||
405 (event->error_code == BadPixmap) ||
406 (event->error_code == BadCursor) ||
407 (event->error_code == BadFont) ||
408 (event->error_code == BadDrawable) ||
409 (event->error_code == BadColor) ||
410 (event->error_code == BadGC) ||
411 (event->error_code == BadIDChoice) ||
412 (event->error_code == BadValue) ||
413 (event->error_code == BadAtom)) {
414 if (event->error_code == BadValue)
415 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
416 mesg, BUFSIZ);
417 else if (event->error_code == BadAtom)
418 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
419 mesg, BUFSIZ);
420 else
421 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
422 mesg, BUFSIZ);
423 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
424 }
425 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
426 mesg, BUFSIZ);
427 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
428}
429#endif
430
431int
432rxvt_xerror_handler (Display *display, XErrorEvent *event)
433{
434 if (GET_R->allowedxerror == -1)
435 GET_R->allowedxerror = event->error_code;
436 else
437 {
438 // GET_R is most likely not the terminal which caused the error,
439 // so just output the error and continue
440#if ENABLE_MINIMAL
441 old_xerror_handler (display, event);
442#else
443 print_x_error (display, event);
444#endif
445 }
446
447 return 0;
448}
449
450int
451rxvt_xioerror_handler (Display *display)
452{
453 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
454 DisplayString (display));
455 rxvt_emergency_cleanup ();
456 _exit (EXIT_FAILURE);
457}
458
459/*----------------------------------------------------------------------*/
460bool
461rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
462{
463 this->envv = envv;
464
465 SET_R (this);
466 set_locale ("");
467 set_environ (envv); // few things in X do not call setlocale :(
468
469 if (!init_vars ())
470 return false;
471
472 init_secondary ();
473
474 const char **cmd_argv = init_resources (argc, argv);
475
476#ifdef KEYSYM_RESOURCE
477 keyboard->register_done ();
478#endif
479
480#ifdef HAVE_SCROLLBARS
481 if (OPTION (Opt_scrollBar))
482 scrollBar.setIdle (); /* set existence for size calculations */
483#endif
484
485 pty = ptytty::create ();
486
487 create_windows (argc, argv);
488
489 init_xlocale ();
490
491 scr_reset (); // initialize screen
492
493#if 0
494 XSynchronize (dpy, True);
495#endif
496
497#ifdef HAVE_SCROLLBARS
498 if (OPTION (Opt_scrollBar))
499 resize_scrollbar (); /* create and map scrollbar */
500#endif
501#ifdef TRANSPARENT
502 if (OPTION (Opt_transparent))
503 {
504 XSelectInput (dpy, display->root, PropertyChangeMask);
505 check_our_parents ();
506 rootwin_ev.start (display, display->root);
507 }
508#endif
509
510 set_colorfgbg ();
511
512 init_command (cmd_argv);
513
514 free (cmd_argv);
515
516 if (pty->pty >= 0)
517 pty_ev.start (pty->pty, EVENT_READ);
518
519 check_ev.start ();
520
521 HOOK_INVOKE ((this, HOOK_START, DT_END));
522
523#if ENABLE_XEMBED
524 if (rs[Rs_embed])
525 {
526 long info[2] = { 0, XEMBED_MAPPED };
527
528 XChangeProperty (dpy, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
529 32, PropModeReplace, (unsigned char *)&info, 2);
530 }
531#endif
532
533 XMapWindow (dpy, vt);
534 XMapWindow (dpy, parent[0]);
535
536 return true;
537}
538
539static struct sig_handlers
540{
541 sig_watcher sw_term, sw_int;
542
543 /*
544 * Catch a fatal signal and tidy up before quitting
545 */
362void 546 void
363rxvt_clean_exit () 547 sig_term (sig_watcher &w)
548 {
549 rxvt_emergency_cleanup ();
550 signal (w.signum, SIG_DFL);
551 kill (getpid (), w.signum);
552 }
553
554 sig_handlers ()
555 : sw_term (this, &sig_handlers::sig_term),
556 sw_int (this, &sig_handlers::sig_term)
557 {
558 }
559} sig_handlers;
560
561char **rxvt_environ; // startup environment
562
563void
564rxvt_init ()
364{ 565{
365 // TODO: rxvtd should clean up all ressources 566 ptytty::init ();
366 if (GET_R) 567
367 GET_R->destroy (); 568 rxvt_environ = environ;
569
570 signal (SIGHUP, SIG_IGN);
571 signal (SIGPIPE, SIG_IGN);
572
573 sig_handlers.sw_term.start (SIGTERM);
574 sig_handlers.sw_int.start (SIGINT);
575
576 /* need to trap SIGURG for SVR4 (Unixware) rlogin */
577 /* signal (SIGURG, SIG_DFL); */
578
579 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
580 // TODO: handle this with exceptions and tolerate the memory loss
581 XSetIOErrorHandler (rxvt_xioerror_handler);
582
583 XrmInitialize ();
368} 584}
369 585
370/* ------------------------------------------------------------------------- * 586/* ------------------------------------------------------------------------- *
371 * MEMORY ALLOCATION WRAPPERS * 587 * MEMORY ALLOCATION WRAPPERS *
372 * ------------------------------------------------------------------------- */ 588 * ------------------------------------------------------------------------- */
373/* EXTPROTO */ 589void *
374void *
375rxvt_malloc (size_t size) 590rxvt_malloc (size_t size)
376{ 591{
377 void *p;
378
379 p = malloc (size); 592 void *p = malloc (size);
593
380 if (p) 594 if (!p)
595 rxvt_fatal ("memory allocation failure. aborting.\n");
596
381 return p; 597 return p;
382
383 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
384 rxvt_clean_exit ();
385 exit (EXIT_FAILURE);
386 /* NOTREACHED */
387} 598}
388 599
389/* EXTPROTO */ 600void *
390void *
391rxvt_calloc (size_t number, size_t size) 601rxvt_calloc (size_t number, size_t size)
392{ 602{
393 void *p;
394
395 p = calloc (number, size); 603 void *p = calloc (number, size);
604
396 if (p) 605 if (!p)
606 rxvt_fatal ("memory allocation failure. aborting.\n");
607
397 return p; 608 return p;
398
399 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
400 rxvt_clean_exit ();
401 exit (EXIT_FAILURE);
402 /* NOTREACHED */
403} 609}
404 610
405/* EXTPROTO */ 611void *
406void *
407rxvt_realloc (void *ptr, size_t size) 612rxvt_realloc (void *ptr, size_t size)
408{ 613{
409 void *p;
410
411 if (ptr)
412 p = realloc (ptr, size); 614 void *p = realloc (ptr, size);
413 else 615
414 p = malloc (size);
415 if (p) 616 if (!p)
617 rxvt_fatal ("memory allocation failure. aborting.\n");
618
416 return p; 619 return p;
417
418 fprintf (stderr, APL_NAME ": memory allocation failure. Aborting");
419 rxvt_clean_exit ();
420 exit (EXIT_FAILURE);
421 /* NOTREACHED */
422} 620}
423
424/* ------------------------------------------------------------------------- *
425 * PRIVILEGED OPERATIONS *
426 * ------------------------------------------------------------------------- */
427/* take care of suid/sgid super-user (root) privileges */
428void
429rxvt_term::privileges (int mode)
430{
431#if ! defined(__CYGWIN32__)
432# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
433 /* setreuid () is the poor man's setuid (), seteuid () */
434# define seteuid(a) setreuid(-1, (a))
435# define setegid(a) setregid(-1, (a))
436# define HAVE_SETEUID
437# endif
438# ifdef HAVE_SETEUID
439 switch (mode)
440 {
441 case IGNORE:
442 /*
443 * change effective uid/gid - not real uid/gid - so we can switch
444 * back to root later, as required
445 */
446 seteuid (getuid ());
447 setegid (getgid ());
448 break;
449 case SAVE:
450 euid = geteuid ();
451 egid = getegid ();
452 break;
453 case RESTORE:
454 seteuid (euid);
455 setegid (egid);
456 break;
457 }
458# else
459 switch (mode)
460 {
461 case IGNORE:
462 setuid (getuid ());
463 setgid (getgid ());
464 /* FALLTHROUGH */
465 case SAVE:
466 /* FALLTHROUGH */
467 case RESTORE:
468 break;
469 }
470# endif
471#endif
472}
473
474#ifdef UTMP_SUPPORT
475void
476rxvt_term::privileged_utmp (char action)
477{
478 D_MAIN ((stderr, "rxvt_privileged_utmp (%c); waiting for: %c (pid: %d)",
479 action, next_utmp_action, getpid ()));
480 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
481 || (Options & Opt_utmpInhibit)
482 || ttydev == NULL || *ttydev == '\0')
483 return;
484
485 privileges (RESTORE);
486 if (action == SAVE)
487 {
488 next_utmp_action = RESTORE;
489 makeutent (ttydev, rs[Rs_display_name]);
490 }
491 else
492 { /* action == RESTORE */
493 next_utmp_action = IGNORE;
494 cleanutent ();
495 }
496 privileges (IGNORE);
497}
498#endif
499
500#ifndef NO_SETOWNER_TTYDEV
501void
502rxvt_term::privileged_ttydev (char action)
503{
504 D_MAIN ((stderr,
505 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
506 action, next_tty_action, getpid ()));
507 if (next_tty_action != action || (action != SAVE && action != RESTORE)
508 || ttydev == NULL || *ttydev == '\0')
509 return;
510
511 privileges (RESTORE);
512
513 if (action == SAVE)
514 {
515 next_tty_action = RESTORE;
516# ifndef RESET_TTY_TO_COMMON_DEFAULTS
517 /* store original tty status for restoration rxvt_clean_exit () -- rgg 04/12/95 */
518 if (lstat (ttydev, &ttyfd_stat) < 0) /* you lose out */
519 next_tty_action = IGNORE;
520 else
521# endif
522
523 {
524 chown (ttydev, getuid (), ttygid); /* fail silently */
525 chmod (ttydev, ttymode);
526# ifdef HAVE_REVOKE
527 revoke (ttydev);
528# endif
529
530 }
531 }
532 else
533 { /* action == RESTORE */
534 next_tty_action = IGNORE;
535# ifndef RESET_TTY_TO_COMMON_DEFAULTS
536 chmod (ttydev, ttyfd_stat.st_mode);
537 chown (ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
538# else
539 chmod (ttydev,
540 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
541 chown (ttydev, 0, 0);
542# endif
543
544 }
545
546 privileges (IGNORE);
547
548# ifndef RESET_TTY_TO_COMMON_DEFAULTS
549 D_MAIN ((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
550 action == RESTORE ? "Restoring" : (action ==
551 SAVE ? "Saving" :
552 "UNKNOWN ERROR for"), ttydev,
553 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
554 ttyfd_stat.st_gid));
555# endif
556}
557#endif
558 621
559/*----------------------------------------------------------------------*/ 622/*----------------------------------------------------------------------*/
560/* 623/*
561 * window size/position calculcations for XSizeHint and other storage. 624 * window size/position calculcations for XSizeHint and other storage.
562 * if width/height are non-zero then override calculated width/height 625 * if width/height are non-zero then override calculated width/height
563 */ 626 */
564void 627void
565rxvt_term::window_calc (unsigned int width, unsigned int height) 628rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
566{ 629{
567 short recalc_x, recalc_y; 630 short recalc_x, recalc_y;
568 int x, y, sb_w, mb_h, flags; 631 int x, y, sb_w, flags;
569 unsigned int w, h; 632 unsigned int w, h;
570 unsigned int max_width, max_height; 633 unsigned int max_width, max_height;
571 634
572 D_SIZE ((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
573 TermWin.ncol, TermWin.nrow, szHint.width,
574 szHint.height));
575 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 635 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
576 szHint.win_gravity = NorthWestGravity; 636 szHint.win_gravity = NorthWestGravity;
577 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 637 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
578 638
579 recalc_x = recalc_y = 0; 639 recalc_x = recalc_y = 0;
580 flags = 0; 640 flags = 0;
641
581 if (!parsed_geometry) 642 if (!parsed_geometry)
582 { 643 {
583 parsed_geometry = 1; 644 parsed_geometry = 1;
645
584 if (rs[Rs_geometry]) 646 if (rs[Rs_geometry])
585 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h); 647 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
648
586 if (flags & WidthValue) 649 if (flags & WidthValue)
587 { 650 {
588 TermWin.ncol = BOUND_POSITIVE_INT16 (w); 651 ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
589 szHint.flags |= USSize; 652 szHint.flags |= USSize;
590 } 653 }
654
591 if (flags & HeightValue) 655 if (flags & HeightValue)
592 { 656 {
593 TermWin.nrow = BOUND_POSITIVE_INT16 (h); 657 nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
594 szHint.flags |= USSize; 658 szHint.flags |= USSize;
595 } 659 }
660
596 if (flags & XValue) 661 if (flags & XValue)
597 { 662 {
598 szHint.x = x; 663 szHint.x = x;
599 szHint.flags |= USPosition; 664 szHint.flags |= USPosition;
665
600 if (flags & XNegative) 666 if (flags & XNegative)
601 { 667 {
602 recalc_x = 1; 668 recalc_x = 1;
603 szHint.win_gravity = NorthEastGravity; 669 szHint.win_gravity = NorthEastGravity;
604 } 670 }
605 } 671 }
672
606 if (flags & YValue) 673 if (flags & YValue)
607 { 674 {
608 szHint.y = y; 675 szHint.y = y;
609 szHint.flags |= USPosition; 676 szHint.flags |= USPosition;
677
610 if (flags & YNegative) 678 if (flags & YNegative)
611 { 679 {
612 recalc_y = 1; 680 recalc_y = 1;
681
613 if (szHint.win_gravity == NorthEastGravity) 682 if (szHint.win_gravity == NorthEastGravity)
614 szHint.win_gravity = SouthEastGravity; 683 szHint.win_gravity = SouthEastGravity;
615 else 684 else
616 szHint.win_gravity = SouthWestGravity; 685 szHint.win_gravity = SouthWestGravity;
617 } 686 }
618 } 687 }
619 } 688 }
689
620 /* TODO: BOUNDS */ 690 /* TODO: BOUNDS */
621 TermWin.width = TermWin.ncol * TermWin.fwidth; 691 width = ncol * fwidth;
622 TermWin.height = TermWin.nrow * TermWin.fheight; 692 height = nrow * fheight;
623 max_width = MAX_COLS * TermWin.fwidth; 693 max_width = MAX_COLS * fwidth;
624 max_height = MAX_ROWS * TermWin.fheight; 694 max_height = MAX_ROWS * fheight;
625 695
626 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 696 szHint.base_width = szHint.base_height = 2 * int_bwidth;
627 697
628 sb_w = mb_h = 0; 698 sb_w = 0;
629 window_vt_x = window_vt_y = 0; 699 window_vt_x = window_vt_y = int_bwidth;
630 if (scrollbar_visible ()) 700
701 if (scrollBar.state)
631 { 702 {
632 sb_w = scrollbar_TotalWidth (); 703 sb_w = scrollbar_TotalWidth ();
633 szHint.base_width += sb_w; 704 szHint.base_width += sb_w;
705
634 if (! (Options & Opt_scrollBar_right)) 706 if (!OPTION (Opt_scrollBar_right))
635 window_vt_x = sb_w; 707 window_vt_x += sb_w;
636 }
637 if (menubar_visible ())
638 { 708 }
639 mb_h = menuBar_TotalHeight (); 709
640 szHint.base_height += mb_h;
641 window_vt_y = mb_h;
642 }
643 szHint.width_inc = TermWin.fwidth; 710 szHint.width_inc = fwidth;
644 szHint.height_inc = TermWin.fheight; 711 szHint.height_inc = fheight;
645 szHint.min_width = szHint.base_width + szHint.width_inc; 712 szHint.min_width = szHint.base_width + szHint.width_inc;
646 szHint.min_height = szHint.base_height + szHint.height_inc; 713 szHint.min_height = szHint.base_height + szHint.height_inc;
647 714
648 if (width && width - szHint.base_width < max_width) 715 if (newwidth && newwidth - szHint.base_width < max_width)
649 { 716 {
650 szHint.width = width; 717 szHint.width = newwidth;
651 TermWin.width = width - szHint.base_width; 718 width = newwidth - szHint.base_width;
652 } 719 }
653 else 720 else
654 { 721 {
655 MIN_IT (TermWin.width, max_width); 722 min_it (width, max_width);
656 szHint.width = szHint.base_width + TermWin.width; 723 szHint.width = szHint.base_width + width;
657 } 724 }
725
658 if (height && height - szHint.base_height < max_height) 726 if (newheight && newheight - szHint.base_height < max_height)
659 { 727 {
660 szHint.height = height; 728 szHint.height = newheight;
661 TermWin.height = height - szHint.base_height; 729 height = newheight - szHint.base_height;
662 } 730 }
663 else 731 else
664 { 732 {
665 MIN_IT (TermWin.height, max_height); 733 min_it (height, max_height);
666 szHint.height = szHint.base_height + TermWin.height; 734 szHint.height = szHint.base_height + height;
667 } 735 }
668 if (scrollbar_visible () && (Options & Opt_scrollBar_right)) 736
737 if (scrollBar.state && OPTION (Opt_scrollBar_right))
669 window_sb_x = szHint.width - sb_w; 738 window_sb_x = szHint.width - sb_w;
670 739
671 if (recalc_x) 740 if (recalc_x)
672 szHint.x += (DisplayWidth (display->display, DefaultScreen (display->display)) 741 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
673 - szHint.width - 2 * TermWin.ext_bwidth); 742
674 if (recalc_y) 743 if (recalc_y)
675 szHint.y += (DisplayHeight (display->display, DefaultScreen (display->display)) 744 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
676 - szHint.height - 2 * TermWin.ext_bwidth);
677 745
678 TermWin.ncol = TermWin.width / TermWin.fwidth; 746 ncol = width / fwidth;
679 TermWin.nrow = TermWin.height / TermWin.fheight; 747 nrow = height / fheight;
680 D_SIZE ((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
681 TermWin.ncol, TermWin.nrow, szHint.width,
682 szHint.height));
683 return;
684} 748}
685 749
686/*----------------------------------------------------------------------*/ 750/*----------------------------------------------------------------------*/
687/* 751/*
688 * Tell the teletype handler what size the window is. 752 * Tell the teletype handler what size the window is.
689 * Called after a window size change. 753 * Called after a window size change.
690 */ 754 */
691void 755void
692rxvt_term::tt_winch () 756rxvt_term::tt_winch ()
693{ 757{
758 if (pty->pty < 0)
759 return;
760
694 struct winsize ws; 761 struct winsize ws;
695 762
696 if (cmd_fd < 0)
697 return;
698
699 ws.ws_col = TermWin.ncol; 763 ws.ws_col = ncol;
700 ws.ws_row = TermWin.nrow; 764 ws.ws_row = nrow;
701 ws.ws_xpixel = ws.ws_ypixel = 0; 765 ws.ws_xpixel = width;
702#ifndef DEBUG_SIZE 766 ws.ws_ypixel = height;
703 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 767 (void)ioctl (pty->pty, TIOCSWINSZ, &ws);
704#else 768
705 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 769#if 0
706 D_SIZE ((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 770 // TIOCSWINSZ⎈ is supposed to do this automatically and correctly
707# ifdef SIGWINCH
708 else if (cmd_pid) /* force through to the command */ 771 if (cmd_pid) /* force through to the command */
709 kill (cmd_pid, SIGWINCH); 772 kill (-cmd_pid, SIGWINCH);
710# endif
711#endif 773#endif
712} 774}
713 775
714/*----------------------------------------------------------------------*/ 776/*----------------------------------------------------------------------*/
715/* rxvt_change_font () - Switch to a new font */ 777/* set_fonts () - load and set the various fonts
716/* 778 *
717 * init = 1 - initialize 779 * init = 1 - initialize
718 * 780 *
719 * fontname == FONT_UP - switch to bigger font 781 * fontname == FONT_UP - switch to bigger font
720 * fontname == FONT_DN - switch to smaller font 782 * fontname == FONT_DN - switch to smaller font
721 */ 783 */
722void 784bool
723rxvt_term::change_font (int init, const char *fontname) 785rxvt_term::set_fonts ()
724{} 786{
787 rxvt_fontset *fs = new rxvt_fontset (this);
788 rxvt_fontprop prop;
725 789
726void 790 if (!fs
727rxvt_term::font_up_down (int n, int direction) 791 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
728{} 792 || !fs->realize_font (1))
793 {
794 delete fs;
795 return false;
796 }
797
798#if ENABLE_STYLES
799 for (int i = RS_styleCount; --i; )
800 if (fontset[i] != fontset[0])
801 delete fontset[i];
802#endif
803
804 delete fontset[0];
805 fontset[0] = fs;
806
807 prop = (*fs)[1]->properties ();
808 prop.height += lineSpace;
809 fs->set_prop (prop);
810
811 fwidth = prop.width;
812 fheight = prop.height;
813 fbase = prop.ascent;
814
815 for (int style = 1; style < 4; style++)
816 {
817#if ENABLE_STYLES
818 const char *res = rs[Rs_font + style];
819
820 if (res && !*res)
821 fontset[style] = fontset[0];
822 else
823 {
824 fontset[style] = fs = new rxvt_fontset (this);
825 rxvt_fontprop prop2 = prop;
826
827 if (res)
828 prop2.weight = prop2.slant = rxvt_fontprop::unset;
829 else
830 {
831 res = fontset[0]->fontdesc;
832
833 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
834 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
835 }
836
837 fs->populate (res);
838 fs->set_prop (prop2);
839 }
840#else
841 fontset[style] = fontset[0];
842#endif
843 }
844
845 if (parent[0])
846 {
847 resize_all_windows (0, 0, 0);
848 scr_remap_chars ();
849 scr_touch (true);
850 }
851
852 return true;
853}
854
855void rxvt_term::set_string_property (Atom prop, const char *str, int len)
856{
857 XChangeProperty (dpy, parent[0],
858 prop, XA_STRING, 8, PropModeReplace,
859 (const unsigned char *)str, len >= 0 ? len : strlen (str));
860}
861
862void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
863{
864 wchar_t *ws = rxvt_mbstowcs (str, len);
865 char *s = rxvt_wcstoutf8 (ws);
866
867 XChangeProperty (dpy, parent[0],
868 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
869 (const unsigned char *)s, strlen (s));
870
871 free (s);
872 free (ws);
873}
729 874
730/*----------------------------------------------------------------------*/ 875/*----------------------------------------------------------------------*/
731/*----------------------------------------------------------------------*/ 876/*----------------------------------------------------------------------*/
732/* xterm sequences - title, iconName, color (exptl) */ 877/* xterm sequences - title, iconName, color (exptl) */
733void 878void
734rxvt_term::set_title (const char *str) 879rxvt_term::set_title (const char *str)
735{ 880{
736#ifndef SMART_WINDOW_TITLE 881 set_string_property (XA_WM_NAME, str);
737 XStoreName (display->display, TermWin.parent[0], str); 882#if ENABLE_EWMH
738#else 883 set_utf8_property (xa[XA_NET_WM_NAME], str);
739 char *name;
740
741 if (XFetchName (display->display, TermWin.parent[0], &name) == 0)
742 name = NULL;
743 if (name == NULL || STRCMP (name, str))
744 XStoreName (display->display, TermWin.parent[0], str);
745 if (name)
746 XFree (name);
747#endif 884#endif
748} 885}
749 886
750void 887void
751rxvt_term::set_iconName (const char *str) 888rxvt_term::set_icon_name (const char *str)
752{ 889{
753#ifndef SMART_WINDOW_TITLE 890 set_string_property (XA_WM_ICON_NAME, str);
754 XSetIconName (display->display, TermWin.parent[0], str); 891#if ENABLE_EWMH
755#else 892 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
756 char *name;
757
758 if (XGetIconName (display->display, TermWin.parent[0], &name))
759 name = NULL;
760 if (name == NULL || STRCMP (name, str))
761 XSetIconName (display->display, TermWin.parent[0], str);
762 if (name)
763 XFree (name);
764#endif 893#endif
765} 894}
766 895
767#ifdef XTERM_COLOR_CHANGE 896#ifdef XTERM_COLOR_CHANGE
768void 897void
769rxvt_term::set_window_color (int idx, const char *color) 898rxvt_term::set_window_color (int idx, const char *color)
770{ 899{
771 rxvt_color xcol; 900 rxvt_color xcol;
772 int i; 901 int i;
773 902
774 if (color == NULL || *color == '\0') 903 if (color == NULL || *color == '\0')
775 return; 904 return;
776 905
906 color = strdup (color);
907 allocated.push_back ((void *)color);
908 rs[Rs_color + idx] = color;
909
777 /* handle color aliases */ 910 /* handle color aliases */
778 if (isdigit (*color)) 911 if (isdigit (*color))
779 { 912 {
780 i = atoi (color); 913 i = atoi (color);
914
781 if (i >= 8 && i <= 15) 915 if (i >= 8 && i <= 15)
782 { /* bright colors */ 916 { /* bright colors */
783 i -= 8; 917 i -= 8;
784# ifndef NO_BRIGHTCOLOR
785 PixColors[idx] = PixColors[minBrightCOLOR + i]; 918 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
786 SET_PIXCOLOR (idx);
787 goto Done; 919 goto done;
788# endif
789
790 } 920 }
921
791 if (i >= 0 && i <= 7) 922 if (i >= 0 && i <= 7)
792 { /* normal colors */ 923 { /* normal colors */
793 PixColors[idx] = PixColors[minCOLOR + i]; 924 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
794 SET_PIXCOLOR (idx);
795 goto Done; 925 goto done;
796 } 926 }
797 } 927 }
798 if (!rXParseAllocColor (& xcol, color)) 928
799 return; 929 set_color (xcol, color);
800 /* XStoreColor (display->display, XCMAP, XColor*); */
801 930
802 /* 931 /*
803 * FIXME: should free colors here, but no idea how to do it so instead, 932 * FIXME: should free colors here, but no idea how to do it so instead,
804 * so just keep gobbling up the colormap 933 * so just keep gobbling up the colormap
805 */ 934 */
806# if 0
807 for (i = Color_Black; i <= Color_White; i++)
808 if (PixColors[idx] == PixColors[i])
809 break;
810 if (i > Color_White)
811 {
812 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
813 XFreeColors (display->display, XCMAP, (PixColors + idx), 1,
814 DisplayPlanes (display->display, display->screen));
815 }
816# endif
817 935
818 PixColors[idx] = xcol; 936 pix_colors_focused[idx] = xcol;
819 SET_PIXCOLOR (idx);
820 937
821 /* XSetWindowAttributes attr; */ 938 /* XSetWindowAttributes attr; */
822 /* Cursor cursor; */ 939 /* Cursor cursor; */
823Done: 940done:
824 if (idx == Color_bg && ! (Options & Opt_transparent))
825 XSetWindowBackground (display->display, TermWin.vt,
826 PixColors[Color_bg]);
827 941
942#if OFF_FOCUS_FADING
943 if (rs[Rs_fade])
944 {
945 rgba c;
946 pix_colors [Color_fade].get (c);
947 pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
948 }
949#endif
950
828 /* handle Color_BD, scrollbar background, etc. */ 951 /*TODO: handle Color_BD, scrollbar background, etc. */
829 952
830 set_colorfgbg ();
831 recolour_cursor (); 953 recolour_cursor ();
832 /* the only reasonable way to enforce a clean update */ 954 scr_recolour ();
833 scr_poweron ();
834} 955}
835 956
836#else 957#else
837# define set_window_color (idx,color) ((void)0) 958# define set_window_color (idx,color) ((void)0)
838#endif /* XTERM_COLOR_CHANGE */ 959#endif /* XTERM_COLOR_CHANGE */
839 960
840void 961void
841rxvt_term::recolour_cursor () 962rxvt_term::recolour_cursor ()
842{ 963{
843#if TODO 964 XColor fg, bg;
844 rxvt_color xcol[2];
845 965
846 xcol[0] = PixColors[Color_pointer]; 966 (ISSET_PIXCOLOR (Color_pointer_fg)
847 xcol[1] = PixColors[Color_bg]; 967 ? pix_colors_focused[Color_pointer_fg]
848 XQueryColors (display->display, XCMAP, xcol, 2); 968 : pix_colors_focused[Color_fg]).get (fg);
849 XRecolorCursor (display->display, TermWin_cursor, & (xcol[0]), & (xcol[1])); 969
850#endif 970 (ISSET_PIXCOLOR (Color_pointer_bg)
971 ? pix_colors_focused[Color_pointer_bg]
972 : pix_colors_focused[Color_bg]).get (bg);
973
974 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
851} 975}
852 976
853/*----------------------------------------------------------------------*/ 977/*----------------------------------------------------------------------*/
854/* 978/*
855 * find if fg/bg matches any of the normal (low-intensity) colors 979 * find if fg/bg matches any of the normal (low-intensity) colors
856 */ 980 */
857void 981void
858rxvt_term::set_colorfgbg () 982rxvt_term::set_colorfgbg ()
859{ 983{
860 unsigned int i; 984 unsigned int i;
861 const char *xpmb = "\0"; 985 const char *xpmb = "\0";
862 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1]; 986 char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
863 987
864 env_colorfgbg =
865 (char *)rxvt_malloc (sizeof ("COLORFGBG=default;default;bg") + 1);
866 STRCPY (fstr, "default"); 988 strcpy (fstr, "default");
867 STRCPY (bstr, "default"); 989 strcpy (bstr, "default");
868 for (i = Color_Black; i <= Color_White; i++) 990 for (i = Color_Black; i <= Color_White; i++)
869 if (PixColors[Color_fg] == PixColors[i]) 991 if (pix_colors[Color_fg] == pix_colors[i])
870 { 992 {
871 sprintf (fstr, "%d", (i - Color_Black)); 993 sprintf (fstr, "%d", (i - Color_Black));
872 break; 994 break;
873 } 995 }
996
874 for (i = Color_Black; i <= Color_White; i++) 997 for (i = Color_Black; i <= Color_White; i++)
875 if (PixColors[Color_bg] == PixColors[i]) 998 if (pix_colors[Color_bg] == pix_colors[i])
876 { 999 {
877 sprintf (bstr, "%d", (i - Color_Black)); 1000 sprintf (bstr, "%d", (i - Color_Black));
878#ifdef XPM_BACKGROUND 1001#ifdef XPM_BACKGROUND
879 xpmb = "default;"; 1002 xpmb = "default;";
880#endif 1003#endif
881 break; 1004 break;
882 } 1005 }
883 1006
884 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 1007 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
885
886#ifndef NO_BRIGHTCOLOR
887 colorfgbg = DEFAULT_RSTYLE;
888 for (i = minCOLOR; i <= maxCOLOR; i++)
889 {
890 if (PixColors[Color_fg] == PixColors[i])
891 colorfgbg = SET_FGCOLOR (colorfgbg, i);
892 if (PixColors[Color_bg] == PixColors[i])
893 colorfgbg = SET_BGCOLOR (colorfgbg, i);
894 }
895#endif
896} 1008}
897 1009
898/*----------------------------------------------------------------------*/ 1010/*----------------------------------------------------------------------*/
899/*
900 * Colour determination for low colour displays, routine from
901 * Hans de Goede <hans@highrise.nl>
902 */
903 1011
904int 1012bool
905rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 1013rxvt_term::set_color (rxvt_color &color, const char *name)
906{ 1014{
907 if (!screen_in_out->set (display, colour)) 1015 if (color.set (this, name))
908 {
909 rxvt_print_error ("can't allocate colour: %s", colour);
910 return false;
911 }
912
913 return true; 1016 return true;
1017
1018 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
1019 return false;
1020}
1021
1022void
1023rxvt_term::alias_color (int dst, int src)
1024{
1025 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
914} 1026}
915 1027
916/* -------------------------------------------------------------------- * 1028/* -------------------------------------------------------------------- *
917 * - WINDOW RESIZING - * 1029 * - WINDOW RESIZING - *
918 * -------------------------------------------------------------------- */ 1030 * -------------------------------------------------------------------- */
919void 1031void
920rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1032rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
921{ 1033{
922 int fix_screen; 1034 int fix_screen;
1035 int old_width = szHint.width;
1036 int old_height = szHint.height;
923 1037
924#ifdef SMART_RESIZE
925 int old_width = szHint.width, old_height = szHint.height;
926#endif
927
928 window_calc (width, height); 1038 window_calc (newwidth, newheight);
1039
1040 if (!HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END)))
929 XSetWMNormalHints (display->display, TermWin.parent[0], &szHint); 1041 XSetWMNormalHints (dpy, parent[0], &szHint);
1042
930 if (!ignoreparent) 1043 if (!ignoreparent)
931 { 1044 {
932#ifdef SMART_RESIZE 1045#ifdef SMART_RESIZE
933 /* 1046 /*
934 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1047 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
937 int x, y, x1, y1; 1050 int x, y, x1, y1;
938 int dx, dy; 1051 int dx, dy;
939 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1052 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
940 Window unused_cr; 1053 Window unused_cr;
941 1054
942 XTranslateCoordinates (display->display, TermWin.parent[0], display->root, 1055 XTranslateCoordinates (dpy, parent[0], display->root,
943 0, 0, &x, &y, &unused_cr); 1056 0, 0, &x, &y, &unused_cr);
944 XGetGeometry (display->display, TermWin.parent[0], &unused_cr, &x1, &y1, 1057 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
945 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1058 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
946 /* 1059 /*
947 * if display->root isn't the parent window, a WM will probably have offset 1060 * if display->root isn't the parent window, a WM will probably have offset
948 * our position for handles and decorations. Counter it 1061 * our position for handles and decorations. Counter it
949 */ 1062 */
951 { 1064 {
952 x -= x1; 1065 x -= x1;
953 y -= y1; 1066 y -= y1;
954 } 1067 }
955 1068
956 x1 = (DisplayWidth (display->display, display->screen) - old_width) / 2; 1069 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
957 y1 = (DisplayHeight (display->display, display->screen) - old_height) / 2; 1070 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
958 dx = old_width - szHint.width; 1071 dx = old_width - szHint.width;
959 dy = old_height - szHint.height; 1072 dy = old_height - szHint.height;
960 1073
961 /* Check position of the center of the window */ 1074 /* Check position of the center of the window */
962 if (x < x1) /* left half */ 1075 if (x < x1) /* left half */
963 dx = 0; 1076 dx = 0;
966 if (y < y1) /* top half */ 1079 if (y < y1) /* top half */
967 dy = 0; 1080 dy = 0;
968 else if (y == y1) /* exact center */ 1081 else if (y == y1) /* exact center */
969 dy /= 2; 1082 dy /= 2;
970 1083
971 XMoveResizeWindow (display->display, TermWin.parent[0], x + dx, y + dy, 1084 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
972 szHint.width, szHint.height); 1085 szHint.width, szHint.height);
973#else 1086#else
974 XResizeWindow (display->display, TermWin.parent[0], szHint.width, 1087 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
975 szHint.height);
976#endif 1088#endif
977
978 } 1089 }
979 1090
980 fix_screen = (TermWin.ncol != prev_ncol 1091 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
981 || TermWin.nrow != prev_nrow);
982 1092
983 if (fix_screen || width != old_width || height != old_height) 1093 if (fix_screen || newwidth != old_width || newheight != old_height)
984 { 1094 {
985 if (scrollbar_visible ()) 1095 if (scrollBar.state)
986 { 1096 {
987 XMoveResizeWindow (display->display, scrollBar.win, window_sb_x, 1097 XMoveResizeWindow (dpy, scrollBar.win,
1098 window_sb_x, 0,
988 0, scrollbar_TotalWidth (), szHint.height); 1099 scrollbar_TotalWidth (), szHint.height);
989 resize_scrollbar (); 1100 resize_scrollbar ();
990 } 1101 }
991 1102
992 if (menubar_visible ()) 1103 XMoveResizeWindow (dpy, vt,
993 XMoveResizeWindow (display->display, menuBar.win, window_vt_x, 1104 window_vt_x, window_vt_y,
994 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
995
996 XMoveResizeWindow (display->display, TermWin.vt, window_vt_x,
997 window_vt_y, TermWin_TotalWidth (),
998 TermWin_TotalHeight ()); 1105 width, height);
999#ifdef RXVT_GRAPHICS 1106
1000 if (old_height)
1001 Gr_Resize (old_width - szHint.base_width,
1002 old_height - szHint.base_height);
1003#endif
1004 scr_clear (); 1107 scr_clear ();
1005#ifdef XPM_BACKGROUND 1108#ifdef XPM_BACKGROUND
1006 resize_pixmap (); 1109 resize_pixmap ();
1007#endif 1110#endif
1008
1009 } 1111 }
1010 1112
1011 if (fix_screen || old_height == 0) 1113 if (fix_screen || old_height == 0)
1012 {
1013 int curr_screen = -1;
1014 int old_ncol = prev_ncol;
1015
1016 /* scr_reset only works on the primary screen */
1017 if (old_height) /* this is not the first time through */
1018 {
1019 unsigned int ncol = TermWin.ncol;
1020 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
1021 curr_screen = scr_change_screen (PRIMARY);
1022 TermWin.ncol = ncol;
1023 }
1024
1025 scr_reset (); 1114 scr_reset ();
1026 1115
1027 if (curr_screen >= 0) /* this is not the first time through */ 1116 // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
1028 { 1117 //scr_touch (false);
1029 scr_change_screen (curr_screen);
1030 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
1031 }
1032 }
1033 1118
1034 old_width = szHint.width; 1119#ifdef XPM_BACKGROUND
1035 old_height = szHint.height; 1120 if (pixmap)
1121 scr_touch (false);
1122#endif
1036 1123
1037#ifdef USE_XIM 1124#ifdef USE_XIM
1038 IMSetStatusPosition (); 1125 IMSetPosition ();
1039#endif 1126#endif
1040} 1127}
1041 1128
1042/* 1129/*
1043 * Set the width/height of the vt window in characters. Units are pixels. 1130 * Set the width/height of the vt window in characters. Units are pixels.
1044 * good for toggling 80/132 columns 1131 * good for toggling 80/132 columns
1045 */ 1132 */
1046void 1133void
1047rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1134rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
1048{ 1135{
1049 XWindowAttributes wattr; 1136 XWindowAttributes wattr;
1050 1137
1051 if (width == 0 || height == 0) 1138 if (newwidth == 0 || newheight == 0)
1052 { 1139 {
1053 XGetWindowAttributes (display->display, display->root, &wattr); 1140 XGetWindowAttributes (dpy, display->root, &wattr);
1141
1054 if (width == 0) 1142 if (newwidth == 0)
1055 width = wattr.width - szHint.base_width; 1143 newwidth = wattr.width - szHint.base_width;
1056 if (height == 0) 1144 if (newheight == 0)
1057 height = wattr.height - szHint.base_height; 1145 newheight = wattr.height - szHint.base_height;
1058 }
1059 if (width != TermWin.width || height != TermWin.height)
1060 { 1146 }
1147
1148 if (newwidth != width || newheight != height)
1149 {
1061 width += szHint.base_width; 1150 newwidth += szHint.base_width;
1062 height += szHint.base_height; 1151 newheight += szHint.base_height;
1063 resize_all_windows (width, height, 0); 1152 resize_all_windows (newwidth, newheight, 0);
1064 } 1153 }
1065} 1154}
1066 1155
1067/* -------------------------------------------------------------------- * 1156/* -------------------------------------------------------------------- *
1068 * - X INPUT METHOD ROUTINES - * 1157 * - X INPUT METHOD ROUTINES - *
1069 * -------------------------------------------------------------------- */ 1158 * -------------------------------------------------------------------- */
1070#ifdef USE_XIM 1159#ifdef USE_XIM
1071 1160
1072void 1161void
1162rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1163{
1164 fg = pix_colors [Color_fg];
1165 bg = pix_colors [Color_bg];
1166}
1167
1168void
1073rxvt_term::im_set_size (XRectangle *size) 1169rxvt_term::im_set_size (XRectangle &size)
1074{ 1170{
1075 size->x = TermWin.int_bwidth; 1171 // the int_bwidth terms make no sense to me
1076 size->y = TermWin.int_bwidth; 1172 size.x = int_bwidth;
1077 size->width = Width2Pixel (TermWin.ncol); 1173 size.y = int_bwidth;
1078 size->height = Height2Pixel (TermWin.nrow); 1174 size.width = Width2Pixel (ncol) + int_bwidth;
1175 size.height = Height2Pixel (nrow) + int_bwidth;
1079} 1176}
1080 1177
1081void 1178void
1082rxvt_term::im_set_color (unsigned long *fg, unsigned long *bg) 1179rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1180 XRectangle &status_rect,
1181 const XRectangle &needed_rect)
1083{ 1182{
1084 *fg = PixColors[Color_fg]; 1183 preedit_rect.x = needed_rect.width;
1085 *bg = PixColors[Color_bg]; 1184 preedit_rect.y = 0;
1185 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1186 preedit_rect.height = fheight;
1187
1188 status_rect.x = 0;
1189 status_rect.y = 0;
1190 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1191 status_rect.height = fheight;
1086} 1192}
1087 1193
1088/* Checking whether input method is running. */ 1194/* Checking whether input method is running. */
1089bool 1195bool
1090rxvt_term::IMisRunning () 1196rxvt_term::IMisRunning ()
1091{ 1197{
1092 char *p; 1198 char *p;
1093 Atom atom; 1199 Atom atom;
1094 Window win; 1200 Window win;
1095 char server[IMBUFSIZ]; 1201 char server[IMBUFSIZ];
1096 1202
1097 /* get current locale modifier */ 1203 /* get current locale modifier */
1098 if ((p = XSetLocaleModifiers (NULL)) != NULL) 1204 if ((p = XSetLocaleModifiers (NULL)) != NULL)
1099 { 1205 {
1100 STRCPY (server, "@server="); 1206 strcpy (server, "@server=");
1101 STRNCAT (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1207 strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
1208
1102 if ((p = STRCHR (server + 1, '@')) != NULL) /* first one only */ 1209 if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
1103 *p = '\0'; 1210 *p = '\0';
1104 1211
1105 atom = XInternAtom (display->display, server, False); 1212 atom = XInternAtom (dpy, server, False);
1106 win = XGetSelectionOwner (display->display, atom); 1213 win = XGetSelectionOwner (dpy, atom);
1214
1107 if (win != None) 1215 if (win != None)
1108 return True; 1216 return True;
1109 } 1217 }
1218
1110 return False; 1219 return False;
1111} 1220}
1112 1221
1113void 1222void
1114rxvt_term::IMSendSpot () 1223rxvt_term::IMSendSpot ()
1115{ 1224{
1116 XPoint spot; 1225 XPoint nspot;
1117 XVaNestedList preedit_attr; 1226 XVaNestedList preedit_attr;
1118 1227
1119 if (Input_Context == NULL 1228 if (!Input_Context
1120 || !TermWin.focus || ! (input_style & XIMPreeditPosition) 1229 || !focus
1121 || ! (event_type == KeyPress 1230 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1122 || event_type == Expose
1123 || event_type == NoExpose
1124 || event_type == SelectionNotify
1125 || event_type == ButtonRelease || event_type == FocusIn)
1126 || !IMisRunning ())
1127 return; 1231 return;
1128 1232
1129 im_set_position (&spot); 1233 im_set_position (nspot);
1234
1235 if (nspot.x == spot.x && nspot.y == spot.y)
1236 return;
1237
1238 spot = nspot;
1130 1239
1131 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); 1240 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1132 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1241 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1133 XFree (preedit_attr); 1242 XFree (preedit_attr);
1134} 1243}
1135 1244
1136void 1245void
1137rxvt_term::im_set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect,
1138 XRectangle * needed_rect)
1139{
1140 int mbh, vtx = 0;
1141
1142 if (scrollbar_visible () && ! (Options & Opt_scrollBar_right))
1143 vtx = scrollbar_TotalWidth ();
1144
1145 mbh = menubar_visible () ? menuBar_TotalHeight () : 0;
1146 mbh -= TermWin.lineSpace;
1147
1148 preedit_rect->x = needed_rect->width + vtx;
1149 preedit_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1150
1151 preedit_rect->width = Width2Pixel (TermWin.ncol + 1) - needed_rect->width + vtx;
1152 preedit_rect->height = Height2Pixel (1);
1153
1154 status_rect->x = vtx;
1155 status_rect->y = Height2Pixel (TermWin.nrow - 1) + mbh;
1156
1157 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel (TermWin.ncol + 1);
1158 status_rect->height = Height2Pixel (1);
1159}
1160
1161void
1162rxvt_term::im_destroy () 1246rxvt_term::im_destroy ()
1163{ 1247{
1164 if (Input_Context)
1165 {
1166 XDestroyIC (Input_Context);
1167 Input_Context = NULL;
1168 }
1169
1170 if (input_method) 1248 if (input_method)
1171 { 1249 {
1250 if (Input_Context && input_method->xim)
1251 XDestroyIC (Input_Context);
1252
1172 display->put_xim (input_method); 1253 display->put_xim (input_method);
1173 input_method = 0; 1254 input_method = 0;
1174 } 1255 }
1256
1257 Input_Context = 0;
1175} 1258}
1259
1260#ifdef ENABLE_XIM_ONTHESPOT
1261
1262static void
1263xim_preedit_start (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_START, DT_END));
1267}
1268
1269static void
1270xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1271{
1272 ((rxvt_term *)client_data)->make_current ();
1273 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1274}
1275
1276static void
1277xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1278{
1279 rxvt_term *term = (rxvt_term *)client_data;
1280 XIMText *text = call_data->text;
1281
1282 term->make_current ();
1283
1284 if (text)
1285 {
1286 void *str;
1287
1288 if (!text->encoding_is_wchar && text->string.multi_byte)
1289 {
1290 // of course, X makes it ugly again
1291 if (term->rs[Rs_imLocale])
1292 SET_LOCALE (term->rs[Rs_imLocale]);
1293
1294 str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
1295 mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
1296
1297 if (term->rs[Rs_imLocale])
1298 SET_LOCALE (term->locale);
1299 }
1300 else
1301 str = (void *)text->string.wide_char;
1302
1303 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1304 DT_INT, call_data->caret,
1305 DT_INT, call_data->chg_first,
1306 DT_INT, call_data->chg_length,
1307 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1308 DT_WCS_LEN, str, str ? (int)text->length : 0,
1309 DT_END));
1310 }
1311 else
1312 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1313 DT_INT, call_data->caret,
1314 DT_INT, call_data->chg_first,
1315 DT_INT, call_data->chg_length,
1316 DT_END));
1317}
1318
1319#if 0
1320static void
1321xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1322{
1323 ((rxvt_term *)client_data)->make_current ();
1324 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1325 DT_INT, call_data->position,
1326 DT_INT, call_data->direction,
1327 DT_INT, call_data->style,
1328 DT_END));
1329}
1330#endif
1331
1332#endif
1176 1333
1177/* 1334/*
1178 * Try to open a XIM with the current modifiers, then see if we can 1335 * Try to open a XIM with the current modifiers, then see if we can
1179 * open a suitable preedit type 1336 * open a suitable preedit type
1180 */ 1337 */
1181bool 1338bool
1182rxvt_term::IM_get_IC (const char *modifiers) 1339rxvt_term::IM_get_IC (const char *modifiers)
1183{ 1340{
1184 int i, j, found; 1341 int i, j, found;
1185 XIM xim; 1342 XIM xim;
1186 XPoint spot; 1343 XPoint spot;
1187 XRectangle rect, status_rect, needed_rect; 1344 XRectangle rect, status_rect, needed_rect;
1188 unsigned long fg, bg; 1345 unsigned long fg, bg;
1189 const char *p; 1346 const char *p;
1190 char **s; 1347 char **s;
1191 XIMStyles *xim_styles; 1348 XIMStyles *xim_styles;
1192 XVaNestedList preedit_attr, status_attr; 1349#ifdef ENABLE_XIM_ONTHESPOT
1350 XIMCallback xcb[4];
1351#endif
1352
1353 set_environ (envv);
1193 1354
1194 if (! ((p = XSetLocaleModifiers (modifiers)) && *p)) 1355 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1195 return false; 1356 return false;
1196 1357
1197 D_MAIN ((stderr, "rxvt_IM_get_IC ()"));
1198 input_method = display->get_xim (locale, modifiers); 1358 input_method = display->get_xim (locale, modifiers);
1199 if (input_method == NULL) 1359 if (input_method == NULL)
1200 return false; 1360 return false;
1201 1361
1202 xim = input_method->xim; 1362 xim = input_method->xim;
1363 spot.x = spot.y = -1;
1203 1364
1204 xim_styles = NULL; 1365 xim_styles = NULL;
1205 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1366 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1206 || !xim_styles || !xim_styles->count_styles) 1367 || !xim_styles || !xim_styles->count_styles)
1207 { 1368 {
1208 display->put_xim (input_method); 1369 im_destroy ();
1209 return false; 1370 return false;
1210 } 1371 }
1211 1372
1212 p = rs[Rs_preeditType] ? rs[Rs_preeditType] : "OverTheSpot,OffTheSpot,Root"; 1373 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1374
1375 for (int pi = 0; pi < 2; pi++)
1376 {
1377 p = pet[pi];
1378
1379 if (!p)
1380 continue;
1381
1213 s = rxvt_splitcommastring (p); 1382 s = rxvt_splitcommastring (p);
1383
1214 for (i = found = 0; !found && s[i]; i++) 1384 for (i = found = 0; !found && s[i]; i++)
1215 { 1385 {
1216 if (!STRCMP (s[i], "OverTheSpot")) 1386 if (!strcmp (s[i], "OverTheSpot"))
1217 input_style = (XIMPreeditPosition | XIMStatusNothing); 1387 input_style = XIMPreeditPosition | XIMStatusNothing;
1218 else if (!STRCMP (s[i], "OffTheSpot")) 1388 else if (!strcmp (s[i], "OffTheSpot"))
1219 input_style = (XIMPreeditArea | XIMStatusArea); 1389 input_style = XIMPreeditArea | XIMStatusArea;
1220 else if (!STRCMP (s[i], "Root")) 1390 else if (!strcmp (s[i], "Root"))
1221 input_style = (XIMPreeditNothing | XIMStatusNothing); 1391 input_style = XIMPreeditNothing | XIMStatusNothing;
1392 else if (!strcmp (s[i], "None"))
1393 input_style = XIMPreeditNone | XIMStatusNone;
1394#ifdef ENABLE_XIM_ONTHESPOT
1395 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1396 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1397#endif
1398 else
1399 input_style = XIMPreeditNothing | XIMStatusNothing;
1222 1400
1223 for (j = 0; j < xim_styles->count_styles; j++) 1401 for (j = 0; j < xim_styles->count_styles; j++)
1224 if (input_style == xim_styles->supported_styles[j]) 1402 if (input_style == xim_styles->supported_styles[j])
1225 { 1403 {
1404 rxvt_freecommastring (s);
1405
1226 found = 1; 1406 found = 1;
1227 break; 1407 goto foundpet;
1408 }
1409
1228 } 1410 }
1229 }
1230 1411
1231 for (i = 0; s[i]; i++) 1412 rxvt_freecommastring (s);
1232 free (s[i]); 1413 }
1233 1414
1234 free (s); 1415foundpet:
1416
1235 XFree (xim_styles); 1417 XFree (xim_styles);
1236 1418
1237 if (!found) 1419 if (!found)
1238 { 1420 {
1239 display->put_xim (input_method); 1421 im_destroy ();
1240 return false; 1422 return false;
1241 } 1423 }
1242 1424
1243 preedit_attr = status_attr = NULL; 1425 XFontSet fs = 0;
1426 XVaNestedList preedit_attr = 0, status_attr = 0;
1427
1428 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1429 {
1430 // fake us a font-set, please
1431 char **missing_charset_list;
1432 int missing_charset_count;
1433 char *def_string;
1434 char pat[512];
1435
1436 sprintf (pat,
1437 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1438 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1439 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1440 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1441 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1442 "*",
1443 fheight,
1444 fheight + 1, fheight - 1,
1445 fheight - 2, fheight + 2);
1446
1447 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1448 &missing_charset_list, &missing_charset_count, &def_string);
1449
1450 if (missing_charset_list)
1451 XFreeStringList (missing_charset_list);
1452
1453 if (!fs)
1454 {
1455 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1456 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1457 }
1458 }
1244 1459
1245 if (input_style & XIMPreeditPosition) 1460 if (input_style & XIMPreeditPosition)
1246 { 1461 {
1247 im_set_size (&rect); 1462 im_set_size (rect);
1248 im_set_position (&spot); 1463 im_set_position (spot);
1249 im_set_color (&fg, &bg); 1464 im_set_color (fg, bg);
1250 1465
1251 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1466 preedit_attr = XVaCreateNestedList (0,
1467 XNForeground, fg,
1468 XNBackground, bg,
1469 XNArea, &rect,
1252 XNSpotLocation, &spot, 1470 XNSpotLocation, &spot,
1253 XNForeground, fg, XNBackground, bg,
1254 //XNFontSet, TermWin.fontset, 1471 XNFontSet, fs,
1255 NULL); 1472 NULL);
1256 } 1473 }
1257 else if (input_style & XIMPreeditArea) 1474 else if (input_style & XIMPreeditArea)
1258 { 1475 {
1259 im_set_color (&fg, &bg); 1476 im_set_color (fg, bg);
1260 1477
1261 /* 1478 /*
1262 * The necessary width of preedit area is unknown 1479 * The necessary width of preedit area is unknown
1263 * until create input context. 1480 * until create input context.
1264 */ 1481 */
1265 needed_rect.width = 0; 1482 needed_rect.width = 0;
1266
1267 im_set_preedit_area (&rect, &status_rect, &needed_rect); 1483 im_set_preedit_area (rect, status_rect, needed_rect);
1268 1484
1269 preedit_attr = XVaCreateNestedList (0, XNArea, &rect, 1485 preedit_attr = XVaCreateNestedList (0,
1486 XNForeground, fg,
1270 XNForeground, fg, XNBackground, bg, 1487 XNBackground, bg,
1488 XNArea, &rect,
1489 XNFontSet, fs,
1490 NULL);
1491 status_attr = XVaCreateNestedList (0,
1492 XNForeground, fg,
1493 XNBackground, bg,
1494 XNArea, &status_rect,
1271 //XNFontSet, TermWin.fontset, 1495 XNFontSet, fs,
1272 NULL); 1496 NULL);
1273 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, 1497 }
1274 XNForeground, fg, XNBackground, bg, 1498#if ENABLE_XIM_ONTHESPOT
1275 //XNFontSet, TermWin.fontset, 1499 else if (input_style & XIMPreeditCallbacks)
1500 {
1501 im_set_position (spot);
1502
1503 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1504 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1505 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1506# if 0
1507 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1508# endif
1509
1510 preedit_attr = XVaCreateNestedList (0,
1511 XNSpotLocation, &spot,
1512 XNPreeditStartCallback, &xcb[0],
1513 XNPreeditDoneCallback , &xcb[1],
1514 XNPreeditDrawCallback , &xcb[2],
1515# if 0
1516 XNPreeditCaretCallback, &xcb[3],
1517# endif
1276 NULL); 1518 NULL);
1277 } 1519 }
1520#endif
1278 1521
1279 Input_Context = XCreateIC (xim, XNInputStyle, input_style, 1522 Input_Context = XCreateIC (xim,
1523 XNInputStyle, input_style,
1280 XNClientWindow, TermWin.parent[0], 1524 XNClientWindow, vt,
1281 XNFocusWindow, TermWin.parent[0], 1525 XNFocusWindow, parent[0],
1282 preedit_attr ? XNPreeditAttributes : NULL, 1526 preedit_attr ? XNPreeditAttributes : NULL,
1283 preedit_attr, 1527 preedit_attr,
1284 status_attr ? XNStatusAttributes : NULL, 1528 status_attr ? XNStatusAttributes : NULL,
1285 status_attr, NULL); 1529 status_attr, NULL);
1530
1286 if (preedit_attr) XFree (preedit_attr); 1531 if (preedit_attr) XFree (preedit_attr);
1287 if (status_attr) XFree (status_attr); 1532 if (status_attr) XFree (status_attr);
1533 if (fs) XFreeFontSet (dpy, fs);
1288 1534
1289 if (Input_Context == NULL) 1535 if (Input_Context == NULL)
1290 { 1536 {
1291 rxvt_print_error ("failed to create input context"); 1537 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1292 display->put_xim (input_method); 1538 im_destroy ();
1293 return false; 1539 return false;
1294 } 1540 }
1295 1541
1296 if (input_style & XIMPreeditArea) 1542#if 0
1543 // unfortunately, only the focus window is used by XIM, hard to fix
1544 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1545 vt_select_input ();
1546#endif
1547
1297 IMSetStatusPosition (); 1548 IMSetPosition ();
1298 1549
1299 D_MAIN ((stderr, "rxvt_IM_get_IC () - successful connection"));
1300 return true; 1550 return true;
1301} 1551}
1302 1552
1303void 1553void
1304rxvt_term::im_cb () 1554rxvt_term::im_cb ()
1305{ 1555{
1306 int i, found, had_im; 1556 int i;
1307 const char *p; 1557 const char *p;
1308 char **s; 1558 char **s;
1309 char buf[IMBUFSIZ]; 1559 char buf[IMBUFSIZ];
1310 1560
1561 make_current ();
1562
1311 im_destroy (); 1563 im_destroy ();
1312 1564
1313 D_MAIN ((stderr, "rxvt_IMInstantiateCallback ()"));
1314 if (Input_Context) 1565 if (Input_Context)
1315 return; 1566 return;
1316 1567
1317#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1568#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1318 if (rs[Rs_imLocale]) 1569 if (rs[Rs_imLocale])
1319 setlocale (LC_CTYPE, rs[Rs_imLocale]); 1570 SET_LOCALE (rs[Rs_imLocale]);
1320#endif 1571#endif
1321 1572
1322 p = rs[Rs_inputMethod]; 1573 p = rs[Rs_inputMethod];
1323 if (p && *p) 1574 if (p && *p)
1324 { 1575 {
1325 bool found = false; 1576 bool found = false;
1326 1577
1327 s = rxvt_splitcommastring (p); 1578 s = rxvt_splitcommastring (p);
1579
1328 for (i = 0; s[i]; i++) 1580 for (i = 0; s[i]; i++)
1329 { 1581 {
1330 if (*s[i]) 1582 if (*s[i])
1331 { 1583 {
1332 STRCPY (buf, "@im="); 1584 strcpy (buf, "@im=");
1333 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1585 strncat (buf, s[i], IMBUFSIZ - 5);
1334 if (IM_get_IC (buf)) 1586 if (IM_get_IC (buf))
1335 { 1587 {
1336 found = true; 1588 found = true;
1337 break; 1589 break;
1338 } 1590 }
1339 } 1591 }
1340 } 1592 }
1341 for (i = 0; s[i]; i++) 1593
1342 free (s[i]); 1594 rxvt_freecommastring (s);
1343 free (s);
1344 1595
1345 if (found) 1596 if (found)
1346 goto done; 1597 goto done;
1347 } 1598 }
1348 1599
1355 goto done; 1606 goto done;
1356 1607
1357done: 1608done:
1358#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1609#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1359 if (rs[Rs_imLocale]) 1610 if (rs[Rs_imLocale])
1360 setlocale (LC_CTYPE, locale); 1611 SET_LOCALE (locale);
1361#endif 1612#endif
1362} 1613}
1363 1614
1364void 1615void
1365rxvt_term::IMSetStatusPosition () 1616rxvt_term::IMSetPosition ()
1366{ 1617{
1367 XRectangle preedit_rect, status_rect, *needed_rect; 1618 XRectangle preedit_rect, status_rect, *needed_rect;
1368 XVaNestedList preedit_attr, status_attr; 1619 XVaNestedList preedit_attr, status_attr;
1369 1620
1370 if (Input_Context == NULL 1621 if (!Input_Context
1371 || !TermWin.focus || ! (input_style & XIMPreeditArea) 1622 || !focus
1623 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1372 || !IMisRunning ()) 1624 || !IMisRunning ())
1373 return; 1625 return;
1374 1626
1627 if (input_style & XIMPreeditPosition)
1628 {
1629 im_set_size (preedit_rect);
1630 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1631
1632 XSetICValues (Input_Context,
1633 XNPreeditAttributes, preedit_attr, NULL);
1634 }
1635 else
1636 {
1375 /* Getting the necessary width of preedit area */ 1637 /* Getting the necessary width of preedit area */
1376 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL); 1638 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1377 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL); 1639 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1378 XFree (status_attr); 1640 XFree (status_attr);
1379 1641
1380 im_set_preedit_area (&preedit_rect, &status_rect, needed_rect); 1642 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1643 XFree (needed_rect);
1381 1644
1382 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL); 1645 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1383 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL); 1646 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1384 1647
1385 XSetICValues (Input_Context, 1648 XSetICValues (Input_Context,
1386 XNPreeditAttributes, preedit_attr, 1649 XNPreeditAttributes, preedit_attr,
1387 XNStatusAttributes, status_attr, NULL); 1650 XNStatusAttributes, status_attr,
1651 NULL);
1388 1652
1653 XFree (status_attr);
1654 }
1655
1389 XFree (preedit_attr); 1656 XFree (preedit_attr);
1390 XFree (status_attr);
1391} 1657}
1392#endif /* USE_XIM */ 1658#endif /* USE_XIM */
1393 1659
1394/*----------------------------------------------------------------------*/
1395rxvt_t rxvt_current_term;
1396
1397/*----------------------- end-of-file (C source) -----------------------*/ 1660/*----------------------- end-of-file (C source) -----------------------*/

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