2 * xboard.c -- X front end for XBoard
4 * Copyright 1991 by Digital Equipment Corporation, Maynard,
7 * Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
8 * 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
10 * The following terms apply to Digital Equipment Corporation's copyright
12 * ------------------------------------------------------------------------
15 * Permission to use, copy, modify, and distribute this software and its
16 * documentation for any purpose and without fee is hereby granted,
17 * provided that the above copyright notice appear in all copies and that
18 * both that copyright notice and this permission notice appear in
19 * supporting documentation, and that the name of Digital not be
20 * used in advertising or publicity pertaining to distribution of the
21 * software without specific, written prior permission.
23 * DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
24 * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
25 * DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
26 * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
27 * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
28 * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
30 * ------------------------------------------------------------------------
32 * The following terms apply to the enhanced version of XBoard
33 * distributed by the Free Software Foundation:
34 * ------------------------------------------------------------------------
36 * GNU XBoard is free software: you can redistribute it and/or modify
37 * it under the terms of the GNU General Public License as published by
38 * the Free Software Foundation, either version 3 of the License, or (at
39 * your option) any later version.
41 * GNU XBoard is distributed in the hope that it will be useful, but
42 * WITHOUT ANY WARRANTY; without even the implied warranty of
43 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
44 * General Public License for more details.
46 * You should have received a copy of the GNU General Public License
47 * along with this program. If not, see http://www.gnu.org/licenses/. *
49 *------------------------------------------------------------------------
50 ** See the file ChangeLog for a revision history. */
60 #include <sys/types.h>
64 #include <cairo/cairo.h>
65 #include <cairo/cairo-xlib.h>
68 # if HAVE_SYS_SOCKET_H
69 # include <sys/socket.h>
70 # include <netinet/in.h>
72 # else /* not HAVE_SYS_SOCKET_H */
73 # if HAVE_LAN_SOCKET_H
74 # include <lan/socket.h>
76 # include <lan/netdb.h>
77 # else /* not HAVE_LAN_SOCKET_H */
78 # define OMIT_SOCKETS 1
79 # endif /* not HAVE_LAN_SOCKET_H */
80 # endif /* not HAVE_SYS_SOCKET_H */
81 #endif /* !OMIT_SOCKETS */
86 #else /* not STDC_HEADERS */
87 extern char *getenv();
90 # else /* not HAVE_STRING_H */
92 # endif /* not HAVE_STRING_H */
93 #endif /* not STDC_HEADERS */
96 # include <sys/fcntl.h>
97 #else /* not HAVE_SYS_FCNTL_H */
100 # endif /* HAVE_FCNTL_H */
101 #endif /* not HAVE_SYS_FCNTL_H */
103 #if HAVE_SYS_SYSTEMINFO_H
104 # include <sys/systeminfo.h>
105 #endif /* HAVE_SYS_SYSTEMINFO_H */
107 #if TIME_WITH_SYS_TIME
108 # include <sys/time.h>
112 # include <sys/time.h>
123 # include <sys/wait.h>
128 # define NAMLEN(dirent) strlen((dirent)->d_name)
129 # define HAVE_DIR_STRUCT
131 # define dirent direct
132 # define NAMLEN(dirent) (dirent)->d_namlen
134 # include <sys/ndir.h>
135 # define HAVE_DIR_STRUCT
138 # include <sys/dir.h>
139 # define HAVE_DIR_STRUCT
143 # define HAVE_DIR_STRUCT
151 #include <X11/Intrinsic.h>
152 #include <X11/StringDefs.h>
153 #include <X11/Shell.h>
154 #include <X11/cursorfont.h>
155 #include <X11/Xatom.h>
156 #include <X11/Xmu/Atoms.h>
158 #include <X11/Xaw3d/Dialog.h>
159 #include <X11/Xaw3d/Form.h>
160 #include <X11/Xaw3d/List.h>
161 #include <X11/Xaw3d/Label.h>
162 #include <X11/Xaw3d/SimpleMenu.h>
163 #include <X11/Xaw3d/SmeBSB.h>
164 #include <X11/Xaw3d/SmeLine.h>
165 #include <X11/Xaw3d/Box.h>
166 #include <X11/Xaw3d/MenuButton.h>
167 #include <X11/Xaw3d/Text.h>
168 #include <X11/Xaw3d/AsciiText.h>
170 #include <X11/Xaw/Dialog.h>
171 #include <X11/Xaw/Form.h>
172 #include <X11/Xaw/List.h>
173 #include <X11/Xaw/Label.h>
174 #include <X11/Xaw/SimpleMenu.h>
175 #include <X11/Xaw/SmeBSB.h>
176 #include <X11/Xaw/SmeLine.h>
177 #include <X11/Xaw/Box.h>
178 #include <X11/Xaw/MenuButton.h>
179 #include <X11/Xaw/Text.h>
180 #include <X11/Xaw/AsciiText.h>
183 // [HGM] bitmaps: put before incuding the bitmaps / pixmaps, to know how many piece types there are.
188 #define IMAGE_EXT "xpm"
190 #define IMAGE_EXT "xim"
193 #include "bitmaps/icon_white.bm"
194 #include "bitmaps/icon_black.bm"
195 #include "bitmaps/checkmark.bm"
197 #include "frontend.h"
199 #include "backendz.h"
203 #include "xgamelist.h"
204 #include "xhistory.h"
208 #include "engineoutput.h"
218 #define usleep(t) _sleep2(((t)+500)/1000)
222 # define _(s) gettext (s)
223 # define N_(s) gettext_noop (s)
229 int main P((int argc, char **argv));
230 RETSIGTYPE CmailSigHandler P((int sig));
231 RETSIGTYPE IntSigHandler P((int sig));
232 RETSIGTYPE TermSizeSigHandler P((int sig));
233 Widget CreateMenuBar P((Menu *mb, int boardWidth));
235 char *InsertPxlSize P((char *pattern, int targetPxlSize));
236 XFontSet CreateFontSet P((char *base_fnt_lst));
238 char *FindFont P((char *pattern, int targetPxlSize));
240 void ReadBitmap P((Pixmap *pm, String name, unsigned char bits[],
241 u_int wreq, u_int hreq));
242 void EventProc P((Widget widget, caddr_t unused, XEvent *event));
243 void DelayedDrag P((void));
244 static void MoveTypeInProc P((Widget widget, caddr_t unused, XEvent *event));
245 void HandlePV P((Widget w, XEvent * event,
246 String * params, Cardinal * nParams));
247 void DrawPositionProc P((Widget w, XEvent *event,
248 String *prms, Cardinal *nprms));
249 void CommentClick P((Widget w, XEvent * event,
250 String * params, Cardinal * nParams));
251 void ICSInputBoxPopUp P((void));
252 void SelectCommand P((Widget w, XtPointer client_data, XtPointer call_data));
253 void KeyBindingProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
254 void QuitWrapper P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
255 static void EnterKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
256 static void UpKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
257 static void DownKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
258 void TempBackwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
259 void TempForwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
260 Boolean TempBackwardActive = False;
261 void ManInner P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
262 void DisplayMove P((int moveNumber));
263 void ICSInitScript P((void));
264 void update_ics_width P(());
265 int CopyMemoProc P(());
268 * XBoard depends on Xt R4 or higher
270 int xtVersion = XtSpecificationRelease;
275 Pixel lowTimeWarningColor, dialogColor, buttonColor; // used in widgets
276 Pixmap iconPixmap, wIconPixmap, bIconPixmap, xMarkPixmap;
277 Widget shellWidget, formWidget, boardWidget, titleWidget, dropMenu, menuBarWidget;
278 Option *optList; // contains all widgets of main window
280 XFontSet fontSet, clockFontSet;
283 XFontStruct *clockFontStruct;
285 Font coordFontID, countFontID;
286 XFontStruct *coordFontStruct, *countFontStruct;
287 XtAppContext appContext;
290 char installDir[] = "."; // [HGM] UCI: needed for UCI; probably needs run-time initializtion
292 Position commentX = -1, commentY = -1;
293 Dimension commentW, commentH;
294 typedef unsigned int BoardSize;
296 Boolean chessProgram;
298 int minX, minY; // [HGM] placement: volatile limits on upper-left corner
299 int smallLayout = 0, tinyLayout = 0,
300 marginW, marginH, // [HGM] for run-time resizing
301 fromX = -1, fromY = -1, toX, toY, commentUp = False,
302 errorExitStatus = -1, defaultLineGap;
303 Dimension textHeight;
304 Pixel timerForegroundPixel, timerBackgroundPixel;
305 Pixel buttonForegroundPixel, buttonBackgroundPixel;
306 char *chessDir, *programName, *programVersion;
307 Boolean alwaysOnTop = False;
308 char *icsTextMenuString;
310 char *firstChessProgramNames;
311 char *secondChessProgramNames;
313 WindowPlacement wpMain;
314 WindowPlacement wpConsole;
315 WindowPlacement wpComment;
316 WindowPlacement wpMoveHistory;
317 WindowPlacement wpEvalGraph;
318 WindowPlacement wpEngineOutput;
319 WindowPlacement wpGameList;
320 WindowPlacement wpTags;
323 /* This magic number is the number of intermediate frames used
324 in each half of the animation. For short moves it's reduced
325 by 1. The total number of frames will be factor * 2 + 1. */
328 SizeDefaults sizeDefaults[] = SIZE_DEFAULTS;
335 DropMenuEnables dmEnables[] = {
352 XtResource clientResources[] = {
353 { "flashCount", "flashCount", XtRInt, sizeof(int),
354 XtOffset(AppDataPtr, flashCount), XtRImmediate,
355 (XtPointer) FLASH_COUNT },
358 XrmOptionDescRec shellOptions[] = {
359 { "-flashCount", "flashCount", XrmoptionSepArg, NULL },
360 { "-flash", "flashCount", XrmoptionNoArg, "3" },
361 { "-xflash", "flashCount", XrmoptionNoArg, "0" },
364 XtActionsRec boardActions[] = {
365 { "DrawPosition", DrawPositionProc },
366 { "HandlePV", HandlePV },
367 { "SelectPV", SelectPV },
368 { "StopPV", StopPV },
369 { "MenuItem", KeyBindingProc }, // [HGM] generic handler for key bindings
370 { "QuitProc", QuitWrapper },
371 { "ManProc", ManInner },
372 { "TempBackwardProc", TempBackwardProc },
373 { "TempForwardProc", TempForwardProc },
374 { "CommentClick", (XtActionProc) CommentClick },
375 { "GenericPopDown", (XtActionProc) GenericPopDown },
376 { "ErrorPopDown", (XtActionProc) ErrorPopDown },
377 { "CopyMemoProc", (XtActionProc) CopyMemoProc },
378 { "SelectMove", (XtActionProc) SelectMoveX },
379 { "LoadSelectedProc", LoadSelectedProc },
380 { "SetFilterProc", SetFilterProc },
381 { "TypeInProc", TypeInProc },
382 { "EnterKeyProc", EnterKeyProc },
383 { "UpKeyProc", UpKeyProc },
384 { "DownKeyProc", DownKeyProc },
385 { "WheelProc", WheelProc },
386 { "TabProc", TabProc },
389 char globalTranslations[] =
390 ":<Key>F9: MenuItem(Actions.Resign) \n \
391 :Ctrl<Key>n: MenuItem(File.NewGame) \n \
392 :Meta<Key>V: MenuItem(File.NewVariant) \n \
393 :Ctrl<Key>o: MenuItem(File.LoadGame) \n \
394 :Meta<Key>Next: MenuItem(LoadNextGameProc) \n \
395 :Meta<Key>Prior: MenuItem(LoadPrevGameProc) \n \
396 :Ctrl<Key>Down: LoadSelectedProc(3) \n \
397 :Ctrl<Key>Up: LoadSelectedProc(-3) \n \
398 :Ctrl<Key>s: MenuItem(File.SaveGame) \n \
399 :Ctrl<Key>c: MenuItem(Edit.CopyGame) \n \
400 :Ctrl<Key>v: MenuItem(Edit.PasteGame) \n \
401 :Ctrl<Key>O: MenuItem(File.LoadPosition) \n \
402 :Shift<Key>Next: MenuItem(LoadNextPositionProc) \n \
403 :Shift<Key>Prior: MenuItem(LoadPrevPositionProc) \n \
404 :Ctrl<Key>S: MenuItem(File.SavePosition) \n \
405 :Ctrl<Key>C: MenuItem(Edit.CopyPosition) \n \
406 :Ctrl<Key>V: MenuItem(Edit.PastePosition) \n \
407 :Ctrl<Key>q: MenuItem(File.Quit) \n \
408 :Ctrl<Key>w: MenuItem(Mode.MachineWhite) \n \
409 :Ctrl<Key>b: MenuItem(Mode.MachineBlack) \n \
410 :Ctrl<Key>t: MenuItem(Mode.TwoMachines) \n \
411 :Ctrl<Key>a: MenuItem(Mode.AnalysisMode) \n \
412 :Ctrl<Key>g: MenuItem(Mode.AnalyzeFile) \n \
413 :Ctrl<Key>e: MenuItem(Mode.EditGame) \n \
414 :Ctrl<Key>E: MenuItem(Mode.EditPosition) \n \
415 :Meta<Key>O: MenuItem(View.EngineOutput) \n \
416 :Meta<Key>E: MenuItem(View.EvaluationGraph) \n \
417 :Meta<Key>G: MenuItem(View.GameList) \n \
418 :Meta<Key>H: MenuItem(View.MoveHistory) \n \
419 :<Key>Pause: MenuItem(Mode.Pause) \n \
420 :<Key>F3: MenuItem(Action.Accept) \n \
421 :<Key>F4: MenuItem(Action.Decline) \n \
422 :<Key>F12: MenuItem(Action.Rematch) \n \
423 :<Key>F5: MenuItem(Action.CallFlag) \n \
424 :<Key>F6: MenuItem(Action.Draw) \n \
425 :<Key>F7: MenuItem(Action.Adjourn) \n \
426 :<Key>F8: MenuItem(Action.Abort) \n \
427 :<Key>F10: MenuItem(Action.StopObserving) \n \
428 :<Key>F11: MenuItem(Action.StopExamining) \n \
429 :Ctrl<Key>d: MenuItem(DebugProc) \n \
430 :Meta Ctrl<Key>F12: MenuItem(DebugProc) \n \
431 :Meta<Key>End: MenuItem(Edit.ForwardtoEnd) \n \
432 :Meta<Key>Right: MenuItem(Edit.Forward) \n \
433 :Meta<Key>Home: MenuItem(Edit.BacktoStart) \n \
434 :Meta<Key>Left: MenuItem(Edit.Backward) \n \
435 :<Key>Left: MenuItem(Edit.Backward) \n \
436 :<Key>Right: MenuItem(Edit.Forward) \n \
437 :<Key>Home: MenuItem(Edit.Revert) \n \
438 :<Key>End: MenuItem(Edit.TruncateGame) \n \
439 :Ctrl<Key>m: MenuItem(Engine.MoveNow) \n \
440 :Ctrl<Key>x: MenuItem(Engine.RetractMove) \n \
441 :Meta<Key>J: MenuItem(Options.Adjudications) \n \
442 :Meta<Key>U: MenuItem(Options.CommonEngine) \n \
443 :Meta<Key>T: MenuItem(Options.TimeControl) \n \
444 :Ctrl<Key>P: MenuItem(PonderNextMove) \n "
445 #ifndef OPTIONSDIALOG
447 :Ctrl<Key>Q: MenuItem(AlwaysQueenProc) \n \
448 :Ctrl<Key>F: MenuItem(AutoflagProc) \n \
449 :Ctrl<Key>A: MenuItem(AnimateMovingProc) \n \
450 :Ctrl<Key>L: MenuItem(TestLegalityProc) \n \
451 :Ctrl<Key>H: MenuItem(HideThinkingProc) \n "
454 :<Key>F1: MenuItem(Help.ManXBoard) \n \
455 :<Key>F2: MenuItem(View.FlipView) \n \
456 :<KeyDown>Return: TempBackwardProc() \n \
457 :<KeyUp>Return: TempForwardProc() \n";
459 char ICSInputTranslations[] =
460 "<Key>Up: UpKeyProc() \n "
461 "<Key>Down: DownKeyProc() \n "
462 "<Key>Return: EnterKeyProc() \n";
464 // [HGM] vari: another hideous kludge: call extend-end first so we can be sure select-start works,
465 // as the widget is destroyed before the up-click can call extend-end
466 char commentTranslations[] = "<Btn3Down>: extend-end() select-start() CommentClick() \n";
468 String xboardResources[] = {
469 "*Error*translations: #override\\n <Key>Return: ErrorPopDown()",
474 /* Max possible square size */
475 #define MAXSQSIZE 256
477 static int xpm_avail[MAXSQSIZE];
479 #ifdef HAVE_DIR_STRUCT
481 /* Extract piece size from filename */
483 xpm_getsize (char *name, int len, char *ext)
491 if ((p=strchr(name, '.')) == NULL ||
492 StrCaseCmp(p+1, ext) != 0)
498 while (*p && isdigit(*p))
505 /* Setup xpm_avail */
507 xpm_getavail (char *dirname, char *ext)
513 for (i=0; i<MAXSQSIZE; ++i)
516 if (appData.debugMode)
517 fprintf(stderr, "XPM dir:%s:ext:%s:\n", dirname, ext);
519 dir = opendir(dirname);
522 fprintf(stderr, _("%s: Can't access XPM directory %s\n"),
523 programName, dirname);
527 while ((ent=readdir(dir)) != NULL) {
528 i = xpm_getsize(ent->d_name, NAMLEN(ent), ext);
529 if (i > 0 && i < MAXSQSIZE)
539 xpm_print_avail (FILE *fp, char *ext)
543 fprintf(fp, _("Available `%s' sizes:\n"), ext);
544 for (i=1; i<MAXSQSIZE; ++i) {
550 /* Return XPM piecesize closest to size */
552 xpm_closest_to (char *dirname, int size, char *ext)
555 int sm_diff = MAXSQSIZE;
559 xpm_getavail(dirname, ext);
561 if (appData.debugMode)
562 xpm_print_avail(stderr, ext);
564 for (i=1; i<MAXSQSIZE; ++i) {
567 diff = (diff<0) ? -diff : diff;
568 if (diff < sm_diff) {
576 fprintf(stderr, _("Error: No `%s' files!\n"), ext);
582 #else /* !HAVE_DIR_STRUCT */
583 /* If we are on a system without a DIR struct, we can't
584 read the directory, so we can't collect a list of
585 filenames, etc., so we can't do any size-fitting. */
587 xpm_closest_to (char *dirname, int size, char *ext)
590 Warning: No DIR structure found on this system --\n\
591 Unable to autosize for XPM/XIM pieces.\n\
592 Please report this error to %s.\n\
593 Include system type & operating system in message.\n"), PACKAGE_BUGREPORT););
596 #endif /* HAVE_DIR_STRUCT */
599 /* Arrange to catch delete-window events */
600 Atom wm_delete_window;
602 CatchDeleteWindow (Widget w, String procname)
605 XSetWMProtocols(xDisplay, XtWindow(w), &wm_delete_window, 1);
606 snprintf(buf, sizeof(buf), "<Message>WM_PROTOCOLS: %s() \n", procname);
607 XtAugmentTranslations(w, XtParseTranslationTable(buf));
614 XtSetArg(args[0], XtNiconic, False);
615 XtSetValues(shellWidget, args, 1);
617 XtPopup(shellWidget, XtGrabNone); /* Raise if lowered */
620 //---------------------------------------------------------------------------------------------------------
621 // some symbol definitions to provide the proper (= XBoard) context for the code in args.h
624 #define CW_USEDEFAULT (1<<31)
625 #define ICS_TEXT_MENU_SIZE 90
626 #define DEBUG_FILE "xboard.debug"
627 #define SetCurrentDirectory chdir
628 #define GetCurrentDirectory(SIZE, NAME) getcwd(NAME, SIZE)
632 // The option definition and parsing code common to XBoard and WinBoard is collected in this file
635 // front-end part of option handling
637 // [HGM] This platform-dependent table provides the location for storing the color info
638 extern char *crWhite, * crBlack;
642 &appData.whitePieceColor,
643 &appData.blackPieceColor,
644 &appData.lightSquareColor,
645 &appData.darkSquareColor,
646 &appData.highlightSquareColor,
647 &appData.premoveHighlightColor,
648 &appData.lowTimeWarningColor,
659 // [HGM] font: keep a font for each square size, even non-stndard ones
662 Boolean fontIsSet[NUM_FONTS], fontValid[NUM_FONTS][MAX_SIZE];
663 char *fontTable[NUM_FONTS][MAX_SIZE];
666 ParseFont (char *name, int number)
667 { // in XBoard, only 2 of the fonts are currently implemented, and we just copy their name
669 if(sscanf(name, "size%d:", &size)) {
670 // [HGM] font: font is meant for specific boardSize (likely from settings file);
671 // defer processing it until we know if it matches our board size
672 if(size >= 0 && size<MAX_SIZE) { // for now, fixed limit
673 fontTable[number][size] = strdup(strchr(name, ':')+1);
674 fontValid[number][size] = True;
679 case 0: // CLOCK_FONT
680 appData.clockFont = strdup(name);
682 case 1: // MESSAGE_FONT
683 appData.font = strdup(name);
685 case 2: // COORD_FONT
686 appData.coordFont = strdup(name);
691 fontIsSet[number] = True; // [HGM] font: indicate a font was specified (not from settings file)
696 { // only 2 fonts currently
697 appData.clockFont = CLOCK_FONT_NAME;
698 appData.coordFont = COORD_FONT_NAME;
699 appData.font = DEFAULT_FONT_NAME;
704 { // no-op, until we identify the code for this already in XBoard and move it here
708 ParseColor (int n, char *name)
709 { // in XBoard, just copy the color-name string
710 if(colorVariable[n]) *(char**)colorVariable[n] = strdup(name);
714 ParseTextAttribs (ColorClass cc, char *s)
716 (&appData.colorShout)[cc] = strdup(s);
720 ParseBoardSize (void *addr, char *name)
722 appData.boardSize = strdup(name);
727 { // In XBoard the sound-playing program takes care of obtaining the actual sound
731 SetCommPortDefaults ()
732 { // for now, this is a no-op, as the corresponding option does not exist in XBoard
735 // [HGM] args: these three cases taken out to stay in front-end
737 SaveFontArg (FILE *f, ArgDescriptor *ad)
740 int i, n = (int)(intptr_t)ad->argLoc;
742 case 0: // CLOCK_FONT
743 name = appData.clockFont;
745 case 1: // MESSAGE_FONT
748 case 2: // COORD_FONT
749 name = appData.coordFont;
754 for(i=0; i<NUM_SIZES; i++) // [HGM] font: current font becomes standard for current size
755 if(sizeDefaults[i].squareSize == squareSize) { // only for standard sizes!
756 fontTable[n][squareSize] = strdup(name);
757 fontValid[n][squareSize] = True;
760 for(i=0; i<MAX_SIZE; i++) if(fontValid[n][i]) // [HGM] font: store all standard fonts
761 fprintf(f, OPTCHAR "%s" SEPCHAR "\"size%d:%s\"\n", ad->argName, i, fontTable[n][i]);
766 { // nothing to do, as the sounds are at all times represented by their text-string names already
770 SaveAttribsArg (FILE *f, ArgDescriptor *ad)
771 { // here the "argLoc" defines a table index. It could have contained the 'ta' pointer itself, though
772 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, (&appData.colorShout)[(int)(intptr_t)ad->argLoc]);
776 SaveColor (FILE *f, ArgDescriptor *ad)
777 { // in WinBoard the color is an int and has to be converted to text. In X it would be a string already?
778 if(colorVariable[(int)(intptr_t)ad->argLoc])
779 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, *(char**)colorVariable[(int)(intptr_t)ad->argLoc]);
783 SaveBoardSize (FILE *f, char *name, void *addr)
784 { // wrapper to shield back-end from BoardSize & sizeInfo
785 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", name, appData.boardSize);
789 ParseCommPortSettings (char *s)
790 { // no such option in XBoard (yet)
796 GetActualPlacement (Widget wg, WindowPlacement *wp)
798 XWindowAttributes winAt;
805 XGetWindowAttributes(xDisplay, win, &winAt); // this works, where XtGetValues on XtNx, XtNy does not!
806 XTranslateCoordinates (xDisplay, win, winAt.root, -winAt.border_width, -winAt.border_width, &rx, &ry, &dummy);
807 wp->x = rx - winAt.x;
808 wp->y = ry - winAt.y;
809 wp->height = winAt.height;
810 wp->width = winAt.width;
811 frameX = winAt.x; frameY = winAt.y; // remember to decide if windows touch
816 { // wrapper to shield use of window handles from back-end (make addressible by number?)
817 // In XBoard this will have to wait until awareness of window parameters is implemented
818 GetActualPlacement(shellWidget, &wpMain);
819 if(shellUp[EngOutDlg]) GetActualPlacement(shells[EngOutDlg], &wpEngineOutput);
820 if(shellUp[HistoryDlg]) GetActualPlacement(shells[HistoryDlg], &wpMoveHistory);
821 if(shellUp[EvalGraphDlg]) GetActualPlacement(shells[EvalGraphDlg], &wpEvalGraph);
822 if(shellUp[GameListDlg]) GetActualPlacement(shells[GameListDlg], &wpGameList);
823 if(shellUp[CommentDlg]) GetActualPlacement(shells[CommentDlg], &wpComment);
824 if(shellUp[TagsDlg]) GetActualPlacement(shells[TagsDlg], &wpTags);
828 PrintCommPortSettings (FILE *f, char *name)
829 { // This option does not exist in XBoard
833 EnsureOnScreen (int *x, int *y, int minX, int minY)
840 { // [HGM] args: allows testing if main window is realized from back-end
841 return xBoardWindow != 0;
845 PopUpStartupDialog ()
846 { // start menu not implemented in XBoard
850 ConvertToLine (int argc, char **argv)
852 static char line[128*1024], buf[1024];
856 for(i=1; i<argc; i++)
858 if( (strchr(argv[i], ' ') || strchr(argv[i], '\n') ||strchr(argv[i], '\t') || argv[i][0] == NULLCHAR)
859 && argv[i][0] != '{' )
860 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "{%s} ", argv[i]);
862 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "%s ", argv[i]);
863 strncat(line, buf, 128*1024 - strlen(line) - 1 );
866 line[strlen(line)-1] = NULLCHAR;
870 //--------------------------------------------------------------------------------------------
873 ResizeBoardWindow (int w, int h, int inhibit)
875 w += marginW + 1; // [HGM] not sure why the +1 is (sometimes) needed...
877 shellArgs[0].value = w;
878 shellArgs[1].value = h;
879 shellArgs[4].value = shellArgs[2].value = w;
880 shellArgs[5].value = shellArgs[3].value = h;
881 XtSetValues(shellWidget, &shellArgs[0], inhibit ? 6 : 2);
883 XSync(xDisplay, False);
887 MakeOneColor (char *name, Pixel *color)
890 if (!appData.monoMode) {
891 vFrom.addr = (caddr_t) name;
892 vFrom.size = strlen(name);
893 XtConvert(shellWidget, XtRString, &vFrom, XtRPixel, &vTo);
894 if (vTo.addr == NULL) {
895 appData.monoMode = True;
898 *color = *(Pixel *) vTo.addr;
906 { // [HGM] taken out of main(), so it can be called from BoardOptions dialog
907 int forceMono = False;
909 if (appData.lowTimeWarning)
910 forceMono |= MakeOneColor(appData.lowTimeWarningColor, &lowTimeWarningColor);
911 if(appData.dialogColor[0]) MakeOneColor(appData.dialogColor, &dialogColor);
912 if(appData.buttonColor[0]) MakeOneColor(appData.buttonColor, &buttonColor);
918 InitializeFonts (int clockFontPxlSize, int coordFontPxlSize, int fontPxlSize)
919 { // detervtomine what fonts to use, and create them
923 if(!fontIsSet[CLOCK_FONT] && fontValid[CLOCK_FONT][squareSize])
924 appData.clockFont = fontTable[CLOCK_FONT][squareSize];
925 if(!fontIsSet[MESSAGE_FONT] && fontValid[MESSAGE_FONT][squareSize])
926 appData.font = fontTable[MESSAGE_FONT][squareSize];
927 if(!fontIsSet[COORD_FONT] && fontValid[COORD_FONT][squareSize])
928 appData.coordFont = fontTable[COORD_FONT][squareSize];
931 appData.font = InsertPxlSize(appData.font, fontPxlSize);
932 appData.clockFont = InsertPxlSize(appData.clockFont, clockFontPxlSize);
933 appData.coordFont = InsertPxlSize(appData.coordFont, coordFontPxlSize);
934 fontSet = CreateFontSet(appData.font);
935 clockFontSet = CreateFontSet(appData.clockFont);
937 /* For the coordFont, use the 0th font of the fontset. */
938 XFontSet coordFontSet = CreateFontSet(appData.coordFont);
939 XFontStruct **font_struct_list;
940 XFontSetExtents *fontSize;
941 char **font_name_list;
942 XFontsOfFontSet(coordFontSet, &font_struct_list, &font_name_list);
943 coordFontID = XLoadFont(xDisplay, font_name_list[0]);
944 coordFontStruct = XQueryFont(xDisplay, coordFontID);
945 fontSize = XExtentsOfFontSet(fontSet); // [HGM] figure out how much vertical space font takes
946 textHeight = fontSize->max_logical_extent.height + 5; // add borderWidth
949 appData.font = FindFont(appData.font, fontPxlSize);
950 appData.clockFont = FindFont(appData.clockFont, clockFontPxlSize);
951 appData.coordFont = FindFont(appData.coordFont, coordFontPxlSize);
952 clockFontID = XLoadFont(xDisplay, appData.clockFont);
953 clockFontStruct = XQueryFont(xDisplay, clockFontID);
954 coordFontID = XLoadFont(xDisplay, appData.coordFont);
955 coordFontStruct = XQueryFont(xDisplay, coordFontID);
956 // textHeight in !NLS mode!
958 countFontID = coordFontID; // [HGM] holdings
959 countFontStruct = coordFontStruct;
961 xdb = XtDatabase(xDisplay);
963 XrmPutLineResource(&xdb, "*international: True");
964 vTo.size = sizeof(XFontSet);
965 vTo.addr = (XtPointer) &fontSet;
966 XrmPutResource(&xdb, "*fontSet", XtRFontSet, &vTo);
968 XrmPutStringResource(&xdb, "*font", appData.font);
978 case ArgInt: p = " N"; break;
979 case ArgString: p = " STR"; break;
980 case ArgBoolean: p = " TF"; break;
981 case ArgSettingsFilename:
982 case ArgFilename: p = " FILE"; break;
983 case ArgX: p = " Nx"; break;
984 case ArgY: p = " Ny"; break;
985 case ArgAttribs: p = " TEXTCOL"; break;
986 case ArgColor: p = " COL"; break;
987 case ArgFont: p = " FONT"; break;
988 case ArgBoardSize: p = " SIZE"; break;
989 case ArgFloat: p = " FLOAT"; break;
994 case ArgCommSettings:
1005 ArgDescriptor *q, *p = argDescriptors+5;
1006 printf("\nXBoard accepts the following options:\n"
1007 "(N = integer, TF = true or false, STR = text string, FILE = filename,\n"
1008 " Nx, Ny = relative coordinates, COL = color, FONT = X-font spec,\n"
1009 " SIZE = board-size spec(s)\n"
1010 " Within parentheses are short forms, or options to set to true or false.\n"
1011 " Persistent options (saved in the settings file) are marked with *)\n\n");
1013 if(p->argType == ArgCommSettings) { p++; continue; } // XBoard has no comm port
1014 snprintf(buf+len, MSG_SIZ, "-%s%s", p->argName, PrintArg(p->argType));
1015 if(p->save) strcat(buf+len, "*");
1016 for(q=p+1; q->argLoc == p->argLoc; q++) {
1017 if(q->argName[0] == '-') continue;
1018 strcat(buf+len, q == p+1 ? " (" : " ");
1019 sprintf(buf+strlen(buf), "-%s%s", q->argName, PrintArg(q->argType));
1021 if(q != p+1) strcat(buf+len, ")");
1023 if(len > 39) len = 0, printf("%s\n", buf); else while(len < 39) buf[len++] = ' ';
1026 if(len) buf[len] = NULLCHAR, printf("%s\n", buf);
1030 main (int argc, char **argv)
1032 int i, clockFontPxlSize, coordFontPxlSize, fontPxlSize;
1033 XSetWindowAttributes window_attributes;
1035 Dimension boardWidth, boardHeight, w, h;
1037 int forceMono = False;
1039 srandom(time(0)); // [HGM] book: make random truly random
1041 setbuf(stdout, NULL);
1042 setbuf(stderr, NULL);
1045 if(argc > 1 && (!strcmp(argv[1], "-v" ) || !strcmp(argv[1], "--version" ))) {
1046 printf("%s version %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1050 if(argc > 1 && !strcmp(argv[1], "--help" )) {
1055 programName = strrchr(argv[0], '/');
1056 if (programName == NULL)
1057 programName = argv[0];
1062 XtSetLanguageProc(NULL, NULL, NULL);
1063 if (appData.debugMode) {
1064 fprintf(debugFP, "locale = %s\n", setlocale(LC_ALL, NULL));
1067 bindtextdomain(PACKAGE, LOCALEDIR);
1068 textdomain(PACKAGE);
1071 appData.boardSize = "";
1072 InitAppData(ConvertToLine(argc, argv));
1074 if (p == NULL) p = "/tmp";
1075 i = strlen(p) + strlen("/.xboardXXXXXx.pgn") + 1;
1076 gameCopyFilename = (char*) malloc(i);
1077 gamePasteFilename = (char*) malloc(i);
1078 snprintf(gameCopyFilename,i, "%s/.xboard%05uc.pgn", p, getpid());
1079 snprintf(gamePasteFilename,i, "%s/.xboard%05up.pgn", p, getpid());
1081 { // [HGM] initstring: kludge to fix bad bug. expand '\n' characters in init string and computer string.
1082 static char buf[MSG_SIZ];
1083 EscapeExpand(buf, appData.firstInitString);
1084 appData.firstInitString = strdup(buf);
1085 EscapeExpand(buf, appData.secondInitString);
1086 appData.secondInitString = strdup(buf);
1087 EscapeExpand(buf, appData.firstComputerString);
1088 appData.firstComputerString = strdup(buf);
1089 EscapeExpand(buf, appData.secondComputerString);
1090 appData.secondComputerString = strdup(buf);
1093 if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
1096 if (chdir(chessDir) != 0) {
1097 fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
1103 if (appData.debugMode && appData.nameOfDebugFile && strcmp(appData.nameOfDebugFile, "stderr")) {
1104 /* [DM] debug info to file [HGM] make the filename a command-line option, and allow it to remain stderr */
1105 if ((debugFP = fopen(appData.nameOfDebugFile, "w")) == NULL) {
1106 printf(_("Failed to open file '%s'\n"), appData.nameOfDebugFile);
1109 setbuf(debugFP, NULL);
1112 /* [HGM,HR] make sure board size is acceptable */
1113 if(appData.NrFiles > BOARD_FILES ||
1114 appData.NrRanks > BOARD_RANKS )
1115 DisplayFatalError(_("Recompile with larger BOARD_RANKS or BOARD_FILES to support this size"), 0, 2);
1118 /* This feature does not work; animation needs a rewrite */
1119 appData.highlightDragging = FALSE;
1123 gameInfo.variant = StringToVariant(appData.variant);
1124 InitPosition(FALSE);
1127 XtAppInitialize(&appContext, "XBoard", shellOptions,
1128 XtNumber(shellOptions),
1129 &argc, argv, xboardResources, NULL, 0);
1131 XtGetApplicationResources(shellWidget, (XtPointer) &appData,
1132 clientResources, XtNumber(clientResources),
1135 xDisplay = XtDisplay(shellWidget);
1136 xScreen = DefaultScreen(xDisplay);
1137 wm_delete_window = XInternAtom(xDisplay, "WM_DELETE_WINDOW", True);
1140 * determine size, based on supplied or remembered -size, or screen size
1142 if (isdigit(appData.boardSize[0])) {
1143 i = sscanf(appData.boardSize, "%d,%d,%d,%d,%d,%d,%d", &squareSize,
1144 &lineGap, &clockFontPxlSize, &coordFontPxlSize,
1145 &fontPxlSize, &smallLayout, &tinyLayout);
1147 fprintf(stderr, _("%s: bad boardSize syntax %s\n"),
1148 programName, appData.boardSize);
1152 /* Find some defaults; use the nearest known size */
1153 SizeDefaults *szd, *nearest;
1154 int distance = 99999;
1155 nearest = szd = sizeDefaults;
1156 while (szd->name != NULL) {
1157 if (abs(szd->squareSize - squareSize) < distance) {
1159 distance = abs(szd->squareSize - squareSize);
1160 if (distance == 0) break;
1164 if (i < 2) lineGap = nearest->lineGap;
1165 if (i < 3) clockFontPxlSize = nearest->clockFontPxlSize;
1166 if (i < 4) coordFontPxlSize = nearest->coordFontPxlSize;
1167 if (i < 5) fontPxlSize = nearest->fontPxlSize;
1168 if (i < 6) smallLayout = nearest->smallLayout;
1169 if (i < 7) tinyLayout = nearest->tinyLayout;
1172 SizeDefaults *szd = sizeDefaults;
1173 if (*appData.boardSize == NULLCHAR) {
1174 while (DisplayWidth(xDisplay, xScreen) < szd->minScreenSize ||
1175 DisplayHeight(xDisplay, xScreen) < szd->minScreenSize) {
1178 if (szd->name == NULL) szd--;
1179 appData.boardSize = strdup(szd->name); // [HGM] settings: remember name for saving settings
1181 while (szd->name != NULL &&
1182 StrCaseCmp(szd->name, appData.boardSize) != 0) szd++;
1183 if (szd->name == NULL) {
1184 fprintf(stderr, _("%s: unrecognized boardSize name %s\n"),
1185 programName, appData.boardSize);
1189 squareSize = szd->squareSize;
1190 lineGap = szd->lineGap;
1191 clockFontPxlSize = szd->clockFontPxlSize;
1192 coordFontPxlSize = szd->coordFontPxlSize;
1193 fontPxlSize = szd->fontPxlSize;
1194 smallLayout = szd->smallLayout;
1195 tinyLayout = szd->tinyLayout;
1196 // [HGM] font: use defaults from settings file if available and not overruled
1199 defaultLineGap = lineGap;
1200 if(appData.overrideLineGap >= 0) lineGap = appData.overrideLineGap;
1202 /* [HR] height treated separately (hacked) */
1203 boardWidth = lineGap + BOARD_WIDTH * (squareSize + lineGap);
1204 boardHeight = lineGap + BOARD_HEIGHT * (squareSize + lineGap);
1207 * Determine what fonts to use.
1209 InitializeFonts(clockFontPxlSize, coordFontPxlSize, fontPxlSize);
1212 * Detect if there are not enough colors available and adapt.
1214 if (DefaultDepth(xDisplay, xScreen) <= 2) {
1215 appData.monoMode = True;
1218 forceMono = MakeColors();
1221 fprintf(stderr, _("%s: too few colors available; trying monochrome mode\n"),
1223 appData.monoMode = True;
1226 if (appData.monoMode && appData.debugMode) {
1227 fprintf(stderr, _("white pixel = 0x%lx, black pixel = 0x%lx\n"),
1228 (unsigned long) XWhitePixel(xDisplay, xScreen),
1229 (unsigned long) XBlackPixel(xDisplay, xScreen));
1232 ParseIcsTextColors();
1234 XtAppAddActions(appContext, boardActions, XtNumber(boardActions));
1240 layoutName = "tinyLayout";
1241 } else if (smallLayout) {
1242 layoutName = "smallLayout";
1244 layoutName = "normalLayout";
1247 optList = BoardPopUp(squareSize, lineGap, (void*)
1253 InitDrawingHandle(optList + W_BOARD);
1254 currBoard = &optList[W_BOARD];
1255 boardWidget = optList[W_BOARD].handle;
1256 menuBarWidget = optList[W_MENU].handle;
1257 dropMenu = optList[W_DROP].handle;
1258 titleWidget = optList[optList[W_TITLE].type != -1 ? W_TITLE : W_SMALL].handle;
1259 formWidget = XtParent(boardWidget);
1260 XtSetArg(args[0], XtNbackground, &timerBackgroundPixel);
1261 XtSetArg(args[1], XtNforeground, &timerForegroundPixel);
1262 XtGetValues(optList[W_WHITE].handle, args, 2);
1263 if (appData.showButtonBar) { // can't we use timer pixels for this? (Or better yet, just black & white?)
1264 XtSetArg(args[0], XtNbackground, &buttonBackgroundPixel);
1265 XtSetArg(args[1], XtNforeground, &buttonForegroundPixel);
1266 XtGetValues(optList[W_PAUSE].handle, args, 2);
1269 xBoardWindow = XtWindow(boardWidget);
1271 // [HGM] it seems the layout code ends here, but perhaps the color stuff is size independent and would
1272 // not need to go into InitDrawingSizes().
1275 * Create X checkmark bitmap and initialize option menu checks.
1277 ReadBitmap(&xMarkPixmap, "checkmark.bm",
1278 checkmark_bits, checkmark_width, checkmark_height);
1284 ReadBitmap(&wIconPixmap, "icon_white.bm",
1285 icon_white_bits, icon_white_width, icon_white_height);
1286 ReadBitmap(&bIconPixmap, "icon_black.bm",
1287 icon_black_bits, icon_black_width, icon_black_height);
1288 iconPixmap = wIconPixmap;
1290 XtSetArg(args[i], XtNiconPixmap, iconPixmap); i++;
1291 XtSetValues(shellWidget, args, i);
1294 * Create a cursor for the board widget.
1296 window_attributes.cursor = XCreateFontCursor(xDisplay, XC_hand2);
1297 XChangeWindowAttributes(xDisplay, xBoardWindow,
1298 CWCursor, &window_attributes);
1301 * Inhibit shell resizing.
1303 shellArgs[0].value = (XtArgVal) &w;
1304 shellArgs[1].value = (XtArgVal) &h;
1305 XtGetValues(shellWidget, shellArgs, 2);
1306 shellArgs[4].value = shellArgs[2].value = w;
1307 shellArgs[5].value = shellArgs[3].value = h;
1308 // XtSetValues(shellWidget, &shellArgs[2], 4);
1309 marginW = w - boardWidth; // [HGM] needed to set new shellWidget size when we resize board
1310 marginH = h - boardHeight;
1312 CatchDeleteWindow(shellWidget, "QuitProc");
1317 if(appData.logoSize)
1318 { // locate and read user logo
1320 snprintf(buf, MSG_SIZ, "%s/%s.png", appData.logoDir, UserName());
1321 ASSIGN(userLogo, buf);
1324 if (appData.animate || appData.animateDragging)
1327 XtAugmentTranslations(formWidget,
1328 XtParseTranslationTable(globalTranslations));
1330 XtAddEventHandler(formWidget, KeyPressMask, False,
1331 (XtEventHandler) MoveTypeInProc, NULL);
1332 XtAddEventHandler(shellWidget, StructureNotifyMask, False,
1333 (XtEventHandler) EventProc, NULL);
1335 /* [AS] Restore layout */
1336 if( wpMoveHistory.visible ) {
1340 if( wpEvalGraph.visible )
1345 if( wpEngineOutput.visible ) {
1346 EngineOutputPopUp();
1351 if (errorExitStatus == -1) {
1352 if (appData.icsActive) {
1353 /* We now wait until we see "login:" from the ICS before
1354 sending the logon script (problems with timestamp otherwise) */
1355 /*ICSInitScript();*/
1356 if (appData.icsInputBox) ICSInputBoxPopUp();
1360 signal(SIGWINCH, TermSizeSigHandler);
1362 signal(SIGINT, IntSigHandler);
1363 signal(SIGTERM, IntSigHandler);
1364 if (*appData.cmailGameName != NULLCHAR) {
1365 signal(SIGUSR1, CmailSigHandler);
1369 gameInfo.boardWidth = 0; // [HGM] pieces: kludge to ensure InitPosition() calls InitDrawingSizes()
1372 // XtSetKeyboardFocus(shellWidget, formWidget);
1373 XSetInputFocus(xDisplay, XtWindow(formWidget), RevertToPointerRoot, CurrentTime);
1375 XtAppMainLoop(appContext);
1376 if (appData.debugMode) fclose(debugFP); // [DM] debug
1381 TermSizeSigHandler (int sig)
1387 IntSigHandler (int sig)
1393 CmailSigHandler (int sig)
1398 signal(SIGUSR1, SIG_IGN); /* suspend handler */
1400 /* Activate call-back function CmailSigHandlerCallBack() */
1401 OutputToProcess(cmailPR, (char *)(&dummy), sizeof(int), &error);
1403 signal(SIGUSR1, CmailSigHandler); /* re-activate handler */
1407 CmailSigHandlerCallBack (InputSourceRef isr, VOIDSTAR closure, char *message, int count, int error)
1410 ReloadCmailMsgEvent(TRUE); /* Reload cmail msg */
1412 /**** end signal code ****/
1415 #define Abs(n) ((n)<0 ? -(n) : (n))
1419 InsertPxlSize (char *pattern, int targetPxlSize)
1421 char *base_fnt_lst, strInt[12], *p, *q;
1422 int alternatives, i, len, strIntLen;
1425 * Replace the "*" (if present) in the pixel-size slot of each
1426 * alternative with the targetPxlSize.
1430 while ((p = strchr(p, ',')) != NULL) {
1434 snprintf(strInt, sizeof(strInt), "%d", targetPxlSize);
1435 strIntLen = strlen(strInt);
1436 base_fnt_lst = calloc(1, strlen(pattern) + strIntLen * alternatives + 1);
1440 while (alternatives--) {
1441 char *comma = strchr(p, ',');
1442 for (i=0; i<14; i++) {
1443 char *hyphen = strchr(p, '-');
1445 if (comma && hyphen > comma) break;
1446 len = hyphen + 1 - p;
1447 if (i == 7 && *p == '*' && len == 2) {
1449 memcpy(q, strInt, strIntLen);
1459 len = comma + 1 - p;
1466 return base_fnt_lst;
1470 CreateFontSet (char *base_fnt_lst)
1473 char **missing_list;
1477 fntSet = XCreateFontSet(xDisplay, base_fnt_lst,
1478 &missing_list, &missing_count, &def_string);
1479 if (appData.debugMode) {
1481 XFontStruct **font_struct_list;
1482 char **font_name_list;
1483 fprintf(debugFP, "Requested font set for list %s\n", base_fnt_lst);
1485 fprintf(debugFP, " got list %s, locale %s\n",
1486 XBaseFontNameListOfFontSet(fntSet),
1487 XLocaleOfFontSet(fntSet));
1488 count = XFontsOfFontSet(fntSet, &font_struct_list, &font_name_list);
1489 for (i = 0; i < count; i++) {
1490 fprintf(debugFP, " got charset %s\n", font_name_list[i]);
1493 for (i = 0; i < missing_count; i++) {
1494 fprintf(debugFP, " missing charset %s\n", missing_list[i]);
1497 if (fntSet == NULL) {
1498 fprintf(stderr, _("Unable to create font set for %s.\n"), base_fnt_lst);
1503 #else // not ENABLE_NLS
1505 * Find a font that matches "pattern" that is as close as
1506 * possible to the targetPxlSize. Prefer fonts that are k
1507 * pixels smaller to fonts that are k pixels larger. The
1508 * pattern must be in the X Consortium standard format,
1509 * e.g. "-*-helvetica-bold-r-normal--*-*-*-*-*-*-*-*".
1510 * The return value should be freed with XtFree when no
1514 FindFont (char *pattern, int targetPxlSize)
1516 char **fonts, *p, *best, *scalable, *scalableTail;
1517 int i, j, nfonts, minerr, err, pxlSize;
1519 fonts = XListFonts(xDisplay, pattern, 999999, &nfonts);
1521 fprintf(stderr, _("%s: no fonts match pattern %s\n"),
1522 programName, pattern);
1529 for (i=0; i<nfonts; i++) {
1532 if (*p != '-') continue;
1534 if (*p == NULLCHAR) break;
1535 if (*p++ == '-') j++;
1537 if (j < 7) continue;
1540 scalable = fonts[i];
1543 err = pxlSize - targetPxlSize;
1544 if (Abs(err) < Abs(minerr) ||
1545 (minerr > 0 && err < 0 && -err == minerr)) {
1551 if (scalable && Abs(minerr) > appData.fontSizeTolerance) {
1552 /* If the error is too big and there is a scalable font,
1553 use the scalable font. */
1554 int headlen = scalableTail - scalable;
1555 p = (char *) XtMalloc(strlen(scalable) + 10);
1556 while (isdigit(*scalableTail)) scalableTail++;
1557 sprintf(p, "%.*s%d%s", headlen, scalable, targetPxlSize, scalableTail);
1559 p = (char *) XtMalloc(strlen(best) + 2);
1560 safeStrCpy(p, best, strlen(best)+1 );
1562 if (appData.debugMode) {
1563 fprintf(debugFP, _("resolved %s at pixel size %d\n to %s\n"),
1564 pattern, targetPxlSize, p);
1566 XFreeFontNames(fonts);
1572 ReadBitmap (Pixmap *pm, String name, unsigned char bits[], u_int wreq, u_int hreq)
1575 *pm = XCreateBitmapFromData(xDisplay, xBoardWindow, (char *) bits,
1581 MarkMenuItem (char *menuRef, int state)
1583 MenuItem *item = MenuNameToItem(menuRef);
1587 XtSetArg(args[0], XtNleftBitmap, state ? xMarkPixmap : None);
1588 XtSetValues(item->handle, args, 1);
1593 EnableNamedMenuItem (char *menuRef, int state)
1595 MenuItem *item = MenuNameToItem(menuRef);
1597 if(item) XtSetSensitive(item->handle, state);
1601 EnableButtonBar (int state)
1603 XtSetSensitive(optList[W_BUTTON].handle, state);
1608 SetMenuEnables (Enables *enab)
1610 while (enab->name != NULL) {
1611 EnableNamedMenuItem(enab->name, enab->value);
1617 KeyBindingProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1618 { // [HGM] new method of key binding: specify MenuItem(FlipView) in stead of FlipViewProc in translation string
1620 if(*nprms == 0) return;
1621 item = MenuNameToItem(prms[0]);
1622 if(item) ((MenuProc *) item->proc) ();
1634 for (i=0; i<sizeof(dmEnables)/sizeof(DropMenuEnables); i++) {
1635 entry = XtNameToWidget(dropMenu, dmEnables[i].widget);
1636 p = strchr(gameMode == IcsPlayingWhite ? white_holding : black_holding,
1637 dmEnables[i].piece);
1638 XtSetSensitive(entry, p != NULL || !appData.testLegality
1639 /*!!temp:*/ || (gameInfo.variant == VariantCrazyhouse
1640 && !appData.icsActive));
1642 while (p && *p++ == dmEnables[i].piece) count++;
1643 snprintf(label, sizeof(label), "%s %d", dmEnables[i].widget, count);
1645 XtSetArg(args[j], XtNlabel, label); j++;
1646 XtSetValues(entry, args, j);
1651 do_flash_delay (unsigned long msec)
1657 FlashDelay (int flash_delay)
1659 XSync(xDisplay, False);
1660 if(flash_delay) do_flash_delay(flash_delay);
1664 Fraction (int x, int start, int stop)
1666 double f = ((double) x - start)/(stop - start);
1667 if(f > 1.) f = 1.; else if(f < 0.) f = 0.;
1671 static WindowPlacement wpNew;
1674 CoDrag (Widget sh, WindowPlacement *wp)
1677 int j=0, touch=0, fudge = 2;
1678 GetActualPlacement(sh, wp);
1679 if(abs(wpMain.x + wpMain.width + 2*frameX - wp->x) < fudge) touch = 1; else // right touch
1680 if(abs(wp->x + wp->width + 2*frameX - wpMain.x) < fudge) touch = 2; else // left touch
1681 if(abs(wpMain.y + wpMain.height + frameX + frameY - wp->y) < fudge) touch = 3; else // bottom touch
1682 if(abs(wp->y + wp->height + frameX + frameY - wpMain.y) < fudge) touch = 4; // top touch
1683 if(!touch ) return; // only windows that touch co-move
1684 if(touch < 3 && wpNew.height != wpMain.height) { // left or right and height changed
1685 int heightInc = wpNew.height - wpMain.height;
1686 double fracTop = Fraction(wp->y, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1687 double fracBot = Fraction(wp->y + wp->height + frameX + frameY + 1, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1688 wp->y += fracTop * heightInc;
1689 heightInc = (int) (fracBot * heightInc) - (int) (fracTop * heightInc);
1690 if(heightInc) XtSetArg(args[j], XtNheight, wp->height + heightInc), j++;
1691 } else if(touch > 2 && wpNew.width != wpMain.width) { // top or bottom and width changed
1692 int widthInc = wpNew.width - wpMain.width;
1693 double fracLeft = Fraction(wp->x, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1694 double fracRght = Fraction(wp->x + wp->width + 2*frameX + 1, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1695 wp->y += fracLeft * widthInc;
1696 widthInc = (int) (fracRght * widthInc) - (int) (fracLeft * widthInc);
1697 if(widthInc) XtSetArg(args[j], XtNwidth, wp->width + widthInc), j++;
1699 wp->x += wpNew.x - wpMain.x;
1700 wp->y += wpNew.y - wpMain.y;
1701 if(touch == 1) wp->x += wpNew.width - wpMain.width; else
1702 if(touch == 3) wp->y += wpNew.height - wpMain.height;
1703 XtSetArg(args[j], XtNx, wp->x); j++;
1704 XtSetArg(args[j], XtNy, wp->y); j++;
1705 XtSetValues(sh, args, j);
1709 ReSize (WindowPlacement *wp)
1712 if(wp->width == wpMain.width && wp->height == wpMain.height) return; // not sized
1713 sqx = (wp->width - lineGap - marginW) / BOARD_WIDTH - lineGap;
1714 sqy = (wp->height - lineGap - marginH) / BOARD_HEIGHT - lineGap;
1715 if(sqy < sqx) sqx = sqy;
1716 if(sqx != squareSize) {
1717 squareSize = sqx; // adopt new square size
1718 CreatePNGPieces(); // make newly scaled pieces
1719 InitDrawingSizes(0, 0); // creates grid etc.
1720 } else ResizeBoardWindow(BOARD_WIDTH * (squareSize + lineGap) + lineGap, BOARD_HEIGHT * (squareSize + lineGap) + lineGap, 0);
1721 w = BOARD_WIDTH * (squareSize + lineGap) + lineGap;
1722 h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap;
1723 if(optList[W_BOARD].max > w) optList[W_BOARD].max = w;
1724 if(optList[W_BOARD].value > h) optList[W_BOARD].value = h;
1727 static XtIntervalId delayedDragID = 0;
1736 GetActualPlacement(shellWidget, &wpNew);
1737 if(wpNew.x == wpMain.x && wpNew.y == wpMain.y && // not moved
1738 wpNew.width == wpMain.width && wpNew.height == wpMain.height) { // not sized
1739 busy = 0; return; // false alarm
1742 if(shellUp[EngOutDlg]) CoDrag(shells[EngOutDlg], &wpEngineOutput);
1743 if(shellUp[HistoryDlg]) CoDrag(shells[HistoryDlg], &wpMoveHistory);
1744 if(shellUp[EvalGraphDlg]) CoDrag(shells[EvalGraphDlg], &wpEvalGraph);
1745 if(shellUp[GameListDlg]) CoDrag(shells[GameListDlg], &wpGameList);
1747 DrawPosition(True, NULL);
1748 delayedDragID = 0; // now drag executed, make sure next DelayedDrag will not cancel timer event (which could now be used by other)
1756 if(delayedDragID) XtRemoveTimeOut(delayedDragID); // cancel pending
1758 XtAppAddTimeOut(appContext, 200, (XtTimerCallbackProc) DragProc, (XtPointer) 0); // and schedule new one 50 msec later
1762 EventProc (Widget widget, caddr_t unused, XEvent *event)
1764 if(XtIsRealized(widget) && event->type == ConfigureNotify || appData.useStickyWindows)
1765 DelayedDrag(); // as long as events keep coming in faster than 50 msec, they destroy each other
1769 * event handler for redrawing the board
1772 DrawPositionProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1774 DrawPosition(True, NULL);
1779 HandlePV (Widget w, XEvent * event, String * params, Cardinal * nParams)
1780 { // [HGM] pv: walk PV
1781 MovePV(event->xmotion.x, event->xmotion.y, lineGap + BOARD_HEIGHT * (squareSize + lineGap));
1784 static int savedIndex; /* gross that this is global */
1787 CommentClick (Widget w, XEvent * event, String * params, Cardinal * nParams)
1790 XawTextPosition index, dummy;
1793 XawTextGetSelectionPos(w, &index, &dummy);
1794 XtSetArg(arg, XtNstring, &val);
1795 XtGetValues(w, &arg, 1);
1796 ReplaceComment(savedIndex, val);
1797 if(savedIndex != currentMove) ToNrEvent(savedIndex);
1798 LoadVariation( index, val ); // [HGM] also does the actual moving to it, now
1802 EditCommentPopUp (int index, char *title, char *text)
1805 if (text == NULL) text = "";
1806 NewCommentPopup(title, text, index);
1810 CommentPopUp (char *title, char *text)
1812 savedIndex = currentMove; // [HGM] vari
1813 NewCommentPopup(title, text, currentMove);
1819 PopDown(CommentDlg);
1823 /* Disable all user input other than deleting the window */
1824 static int frozen = 0;
1830 /* Grab by a widget that doesn't accept input */
1831 XtAddGrab(optList[W_MESSG].handle, TRUE, FALSE);
1835 /* Undo a FreezeUI */
1839 if (!frozen) return;
1840 XtRemoveGrab(optList[W_MESSG].handle);
1848 static int oldPausing = FALSE;
1849 static GameMode oldmode = (GameMode) -1;
1852 if (!boardWidget || !XtIsRealized(boardWidget)) return;
1854 if (pausing != oldPausing) {
1855 oldPausing = pausing;
1856 MarkMenuItem("Mode.Pause", pausing);
1858 if (appData.showButtonBar) {
1859 /* Always toggle, don't set. Previous code messes up when
1860 invoked while the button is pressed, as releasing it
1861 toggles the state again. */
1864 XtSetArg(args[0], XtNbackground, &oldbg);
1865 XtSetArg(args[1], XtNforeground, &oldfg);
1866 XtGetValues(optList[W_PAUSE].handle,
1868 XtSetArg(args[0], XtNbackground, oldfg);
1869 XtSetArg(args[1], XtNforeground, oldbg);
1871 XtSetValues(optList[W_PAUSE].handle, args, 2);
1875 wname = ModeToWidgetName(oldmode);
1876 if (wname != NULL) {
1877 MarkMenuItem(wname, False);
1879 wname = ModeToWidgetName(gameMode);
1880 if (wname != NULL) {
1881 MarkMenuItem(wname, True);
1884 MarkMenuItem("Mode.MachineMatch", matchMode && matchGame < appData.matchGames);
1886 /* Maybe all the enables should be handled here, not just this one */
1887 EnableNamedMenuItem("Mode.Training", gameMode == Training || gameMode == PlayFromGameFile);
1889 DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);
1894 * Button/menu procedures
1897 /* this variable is shared between CopyPositionProc and SendPositionSelection */
1898 char *selected_fen_position=NULL;
1901 SendPositionSelection (Widget w, Atom *selection, Atom *target,
1902 Atom *type_return, XtPointer *value_return,
1903 unsigned long *length_return, int *format_return)
1905 char *selection_tmp;
1907 // if (!selected_fen_position) return False; /* should never happen */
1908 if (*target == XA_STRING || *target == XA_UTF8_STRING(xDisplay)){
1909 if (!selected_fen_position) { // since it never happens, we use it for indicating a game is being sent
1910 FILE* f = fopen(gameCopyFilename, "r"); // This code, taken from SendGameSelection, now merges the two
1913 if (f == NULL) return False;
1917 selection_tmp = XtMalloc(len + 1);
1918 count = fread(selection_tmp, 1, len, f);
1921 XtFree(selection_tmp);
1924 selection_tmp[len] = NULLCHAR;
1926 /* note: since no XtSelectionDoneProc was registered, Xt will
1927 * automatically call XtFree on the value returned. So have to
1928 * make a copy of it allocated with XtMalloc */
1929 selection_tmp= XtMalloc(strlen(selected_fen_position)+16);
1930 safeStrCpy(selection_tmp, selected_fen_position, strlen(selected_fen_position)+16 );
1933 *value_return=selection_tmp;
1934 *length_return=strlen(selection_tmp);
1935 *type_return=*target;
1936 *format_return = 8; /* bits per byte */
1938 } else if (*target == XA_TARGETS(xDisplay)) {
1939 Atom *targets_tmp = (Atom *) XtMalloc(2 * sizeof(Atom));
1940 targets_tmp[0] = XA_UTF8_STRING(xDisplay);
1941 targets_tmp[1] = XA_STRING;
1942 *value_return = targets_tmp;
1943 *type_return = XA_ATOM;
1946 // This code leads to a read of value_return out of bounds on 64-bit systems.
1947 // Other code which I have seen always sets *format_return to 32 independent of
1948 // sizeof(Atom) without adjusting *length_return. For instance see TextConvertSelection()
1949 // at http://cgit.freedesktop.org/xorg/lib/libXaw/tree/src/Text.c -- BJ
1950 *format_return = 8 * sizeof(Atom);
1951 if (*format_return > 32) {
1952 *length_return *= *format_return / 32;
1953 *format_return = 32;
1956 *format_return = 32;
1964 /* note: when called from menu all parameters are NULL, so no clue what the
1965 * Widget which was clicked on was, or what the click event was
1968 CopySomething (char *src)
1970 selected_fen_position = src;
1972 * Set both PRIMARY (the selection) and CLIPBOARD, since we don't
1973 * have a notion of a position that is selected but not copied.
1974 * See http://www.freedesktop.org/wiki/Specifications/ClipboardsWiki
1976 XtOwnSelection(menuBarWidget, XA_PRIMARY,
1978 SendPositionSelection,
1979 NULL/* lose_ownership_proc */ ,
1980 NULL/* transfer_done_proc */);
1981 XtOwnSelection(menuBarWidget, XA_CLIPBOARD(xDisplay),
1983 SendPositionSelection,
1984 NULL/* lose_ownership_proc */ ,
1985 NULL/* transfer_done_proc */);
1988 /* function called when the data to Paste is ready */
1990 PastePositionCB (Widget w, XtPointer client_data, Atom *selection,
1991 Atom *type, XtPointer value, unsigned long *len, int *format)
1994 if (value==NULL || *len==0) return; /* nothing had been selected to copy */
1995 fenstr[*len]='\0'; /* normally this string is terminated, but be safe */
1996 EditPositionPasteFEN(fenstr);
2000 /* called when Paste Position button is pressed,
2001 * all parameters will be NULL */
2003 PastePositionProc ()
2005 XtGetSelectionValue(menuBarWidget,
2006 appData.pasteSelection ? XA_PRIMARY: XA_CLIPBOARD(xDisplay), XA_STRING,
2007 /* (XtSelectionCallbackProc) */ PastePositionCB,
2008 NULL, /* client_data passed to PastePositionCB */
2010 /* better to use the time field from the event that triggered the
2011 * call to this function, but that isn't trivial to get
2018 /* note: when called from menu all parameters are NULL, so no clue what the
2019 * Widget which was clicked on was, or what the click event was
2021 /* function called when the data to Paste is ready */
2023 PasteGameCB (Widget w, XtPointer client_data, Atom *selection,
2024 Atom *type, XtPointer value, unsigned long *len, int *format)
2027 if (value == NULL || *len == 0) {
2028 return; /* nothing had been selected to copy */
2030 f = fopen(gamePasteFilename, "w");
2032 DisplayError(_("Can't open temp file"), errno);
2035 fwrite(value, 1, *len, f);
2038 LoadGameFromFile(gamePasteFilename, 0, gamePasteFilename, TRUE);
2041 /* called when Paste Game button is pressed,
2042 * all parameters will be NULL */
2046 XtGetSelectionValue(menuBarWidget,
2047 appData.pasteSelection ? XA_PRIMARY: XA_CLIPBOARD(xDisplay), XA_STRING,
2048 /* (XtSelectionCallbackProc) */ PasteGameCB,
2049 NULL, /* client_data passed to PasteGameCB */
2051 /* better to use the time field from the event that triggered the
2052 * call to this function, but that isn't trivial to get
2061 QuitWrapper (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2068 { // bassic primitive for determining if modifier keys are pressed
2069 long int codes[] = { XK_Meta_L, XK_Meta_R, XK_Control_L, XK_Control_R, XK_Shift_L, XK_Shift_R };
2072 XQueryKeymap(xDisplay,keys);
2073 for(i=0; i<6; i++) {
2075 j = XKeysymToKeycode(xDisplay, codes[i]);
2076 k += ( (keys[j>>3]&1<<(j&7)) != 0 );
2082 MoveTypeInProc (Widget widget, caddr_t unused, XEvent *event)
2086 int n = XLookupString(&(event->xkey), buf, 10, &sym, NULL);
2087 if ( n == 1 && *buf >= 32 // printable
2088 && !(ShiftKeys() & 0x3C) // no Alt, Ctrl
2089 ) BoxAutoPopUp (buf);
2093 UpKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2094 { // [HGM] input: let up-arrow recall previous line from history
2099 DownKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2100 { // [HGM] input: let down-arrow recall next line from history
2105 EnterKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2111 TempBackwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2113 if (!TempBackwardActive) {
2114 TempBackwardActive = True;
2120 TempForwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2122 /* Check to see if triggered by a key release event for a repeating key.
2123 * If so the next queued event will be a key press of the same key at the same time */
2124 if (XEventsQueued(xDisplay, QueuedAfterReading)) {
2126 XPeekEvent(xDisplay, &next);
2127 if (next.type == KeyPress && next.xkey.time == event->xkey.time &&
2128 next.xkey.keycode == event->xkey.keycode)
2132 TempBackwardActive = False;
2136 ManInner (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2137 { // called as key binding
2140 if (nprms && *nprms > 0)
2144 snprintf(buf, sizeof(buf), "xterm -e man %s &", name);
2150 { // called from menu
2151 ManInner(NULL, NULL, NULL, NULL);
2155 SetWindowTitle (char *text, char *title, char *icon)
2159 if (appData.titleInWindow) {
2161 XtSetArg(args[i], XtNlabel, text); i++;
2162 XtSetValues(titleWidget, args, i);
2165 XtSetArg(args[i], XtNiconName, (XtArgVal) icon); i++;
2166 XtSetArg(args[i], XtNtitle, (XtArgVal) title); i++;
2167 XtSetValues(shellWidget, args, i);
2168 XSync(xDisplay, False);
2173 NullXErrorCheck (Display *dpy, XErrorEvent *error_event)
2179 DisplayIcsInteractionTitle (String message)
2181 if (oldICSInteractionTitle == NULL) {
2182 /* Magic to find the old window title, adapted from vim */
2183 char *wina = getenv("WINDOWID");
2185 Window win = (Window) atoi(wina);
2186 Window root, parent, *children;
2187 unsigned int nchildren;
2188 int (*oldHandler)() = XSetErrorHandler(NullXErrorCheck);
2190 if (XFetchName(xDisplay, win, &oldICSInteractionTitle)) break;
2191 if (!XQueryTree(xDisplay, win, &root, &parent,
2192 &children, &nchildren)) break;
2193 if (children) XFree((void *)children);
2194 if (parent == root || parent == 0) break;
2197 XSetErrorHandler(oldHandler);
2199 if (oldICSInteractionTitle == NULL) {
2200 oldICSInteractionTitle = "xterm";
2203 printf("\033]0;%s\007", message);
2208 XtIntervalId delayedEventTimerXID = 0;
2209 DelayedEventCallback delayedEventCallback = 0;
2214 delayedEventTimerXID = 0;
2215 delayedEventCallback();
2219 ScheduleDelayedEvent (DelayedEventCallback cb, long millisec)
2221 if(delayedEventTimerXID && delayedEventCallback == cb)
2222 // [HGM] alive: replace, rather than add or flush identical event
2223 XtRemoveTimeOut(delayedEventTimerXID);
2224 delayedEventCallback = cb;
2225 delayedEventTimerXID =
2226 XtAppAddTimeOut(appContext, millisec,
2227 (XtTimerCallbackProc) FireDelayedEvent, (XtPointer) 0);
2230 DelayedEventCallback
2233 if (delayedEventTimerXID) {
2234 return delayedEventCallback;
2241 CancelDelayedEvent ()
2243 if (delayedEventTimerXID) {
2244 XtRemoveTimeOut(delayedEventTimerXID);
2245 delayedEventTimerXID = 0;
2249 XtIntervalId loadGameTimerXID = 0;
2252 LoadGameTimerRunning ()
2254 return loadGameTimerXID != 0;
2258 StopLoadGameTimer ()
2260 if (loadGameTimerXID != 0) {
2261 XtRemoveTimeOut(loadGameTimerXID);
2262 loadGameTimerXID = 0;
2270 LoadGameTimerCallback (XtPointer arg, XtIntervalId *id)
2272 loadGameTimerXID = 0;
2277 StartLoadGameTimer (long millisec)
2280 XtAppAddTimeOut(appContext, millisec,
2281 (XtTimerCallbackProc) LoadGameTimerCallback,
2285 XtIntervalId analysisClockXID = 0;
2288 AnalysisClockCallback (XtPointer arg, XtIntervalId *id)
2290 if (gameMode == AnalyzeMode || gameMode == AnalyzeFile
2291 || appData.icsEngineAnalyze) { // [DM]
2292 AnalysisPeriodicEvent(0);
2293 StartAnalysisClock();
2298 StartAnalysisClock ()
2301 XtAppAddTimeOut(appContext, 2000,
2302 (XtTimerCallbackProc) AnalysisClockCallback,
2306 XtIntervalId clockTimerXID = 0;
2309 ClockTimerRunning ()
2311 return clockTimerXID != 0;
2317 if (clockTimerXID != 0) {
2318 XtRemoveTimeOut(clockTimerXID);
2327 ClockTimerCallback (XtPointer arg, XtIntervalId *id)
2334 StartClockTimer (long millisec)
2337 XtAppAddTimeOut(appContext, millisec,
2338 (XtTimerCallbackProc) ClockTimerCallback,
2343 DisplayTimerLabel (Option *opt, char *color, long timer, int highlight)
2347 Widget w = (Widget) opt->handle;
2349 /* check for low time warning */
2350 Pixel foregroundOrWarningColor = timerForegroundPixel;
2353 appData.lowTimeWarning &&
2354 (timer / 1000) < appData.icsAlarmTime)
2355 foregroundOrWarningColor = lowTimeWarningColor;
2357 if (appData.clockMode) {
2358 snprintf(buf, MSG_SIZ, "%s:%s%s", color, appData.logoSize && !partnerUp ? "\n" : " ", TimeString(timer));
2359 XtSetArg(args[0], XtNlabel, buf);
2361 snprintf(buf, MSG_SIZ, "%s ", color);
2362 XtSetArg(args[0], XtNlabel, buf);
2367 XtSetArg(args[1], XtNbackground, foregroundOrWarningColor);
2368 XtSetArg(args[2], XtNforeground, timerBackgroundPixel);
2370 XtSetArg(args[1], XtNbackground, timerBackgroundPixel);
2371 XtSetArg(args[2], XtNforeground, foregroundOrWarningColor);
2374 XtSetValues(w, args, 3);
2377 static Pixmap *clockIcons[] = { &wIconPixmap, &bIconPixmap };
2380 SetClockIcon (int color)
2383 Pixmap pm = *clockIcons[color];
2384 if (iconPixmap != pm) {
2386 XtSetArg(args[0], XtNiconPixmap, iconPixmap);
2387 XtSetValues(shellWidget, args, 1);
2391 #define INPUT_SOURCE_BUF_SIZE 8192
2400 char buf[INPUT_SOURCE_BUF_SIZE];
2405 DoInputCallback (caddr_t closure, int *source, XtInputId *xid)
2407 InputSource *is = (InputSource *) closure;
2412 if (is->lineByLine) {
2413 count = read(is->fd, is->unused,
2414 INPUT_SOURCE_BUF_SIZE - (is->unused - is->buf));
2416 (is->func)(is, is->closure, is->buf, count, count ? errno : 0);
2419 is->unused += count;
2421 while (p < is->unused) {
2422 q = memchr(p, '\n', is->unused - p);
2423 if (q == NULL) break;
2425 (is->func)(is, is->closure, p, q - p, 0);
2429 while (p < is->unused) {
2434 count = read(is->fd, is->buf, INPUT_SOURCE_BUF_SIZE);
2439 (is->func)(is, is->closure, is->buf, count, error);
2444 AddInputSource (ProcRef pr, int lineByLine, InputCallback func, VOIDSTAR closure)
2447 ChildProc *cp = (ChildProc *) pr;
2449 is = (InputSource *) calloc(1, sizeof(InputSource));
2450 is->lineByLine = lineByLine;
2454 is->fd = fileno(stdin);
2456 is->kind = cp->kind;
2457 is->fd = cp->fdFrom;
2460 is->unused = is->buf;
2463 is->xid = XtAppAddInput(appContext, is->fd,
2464 (XtPointer) (XtInputReadMask),
2465 (XtInputCallbackProc) DoInputCallback,
2467 is->closure = closure;
2468 return (InputSourceRef) is;
2472 RemoveInputSource (InputSourceRef isr)
2474 InputSource *is = (InputSource *) isr;
2476 if (is->xid == 0) return;
2477 XtRemoveInput(is->xid);
2483 static Boolean frameWaiting;
2486 FrameAlarm (int sig)
2488 frameWaiting = False;
2489 /* In case System-V style signals. Needed?? */
2490 signal(SIGALRM, FrameAlarm);
2494 FrameDelay (int time)
2496 struct itimerval delay;
2498 XSync(xDisplay, False);
2501 frameWaiting = True;
2502 signal(SIGALRM, FrameAlarm);
2503 delay.it_interval.tv_sec =
2504 delay.it_value.tv_sec = time / 1000;
2505 delay.it_interval.tv_usec =
2506 delay.it_value.tv_usec = (time % 1000) * 1000;
2507 setitimer(ITIMER_REAL, &delay, NULL);
2508 while (frameWaiting) pause();
2509 delay.it_interval.tv_sec = delay.it_value.tv_sec = 0;
2510 delay.it_interval.tv_usec = delay.it_value.tv_usec = 0;
2511 setitimer(ITIMER_REAL, &delay, NULL);
2518 FrameDelay (int time)
2520 XSync(xDisplay, False);
2522 usleep(time * 1000);
2528 LoadLogo (ChessProgramState *cps, int n, Boolean ics)
2530 char buf[MSG_SIZ], *logoName = buf;
2531 if(appData.logo[n][0]) {
2532 logoName = appData.logo[n];
2533 } else if(appData.autoLogo) {
2534 if(ics) { // [HGM] logo: in ICS mode second can be used for ICS
2535 sprintf(buf, "%s/%s.png", appData.logoDir, appData.icsHost);
2536 } else if(appData.directory[n] && appData.directory[n][0]) {
2537 sprintf(buf, "%s/%s.png", appData.logoDir, cps->tidy);
2541 { ASSIGN(cps->programLogo, logoName); }
2545 UpdateLogos (int displ)
2547 if(optList[W_WHITE-1].handle == NULL) return;
2548 LoadLogo(&first, 0, 0);
2549 LoadLogo(&second, 1, appData.icsActive);
2550 if(displ) DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);