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>
69 # if HAVE_SYS_SOCKET_H
70 # include <sys/socket.h>
71 # include <netinet/in.h>
73 # else /* not HAVE_SYS_SOCKET_H */
74 # if HAVE_LAN_SOCKET_H
75 # include <lan/socket.h>
77 # include <lan/netdb.h>
78 # else /* not HAVE_LAN_SOCKET_H */
79 # define OMIT_SOCKETS 1
80 # endif /* not HAVE_LAN_SOCKET_H */
81 # endif /* not HAVE_SYS_SOCKET_H */
82 #endif /* !OMIT_SOCKETS */
87 #else /* not STDC_HEADERS */
88 extern char *getenv();
91 # else /* not HAVE_STRING_H */
93 # endif /* not HAVE_STRING_H */
94 #endif /* not STDC_HEADERS */
97 # include <sys/fcntl.h>
98 #else /* not HAVE_SYS_FCNTL_H */
101 # endif /* HAVE_FCNTL_H */
102 #endif /* not HAVE_SYS_FCNTL_H */
104 #if HAVE_SYS_SYSTEMINFO_H
105 # include <sys/systeminfo.h>
106 #endif /* HAVE_SYS_SYSTEMINFO_H */
108 #if TIME_WITH_SYS_TIME
109 # include <sys/time.h>
113 # include <sys/time.h>
124 # include <sys/wait.h>
129 # define NAMLEN(dirent) strlen((dirent)->d_name)
130 # define HAVE_DIR_STRUCT
132 # define dirent direct
133 # define NAMLEN(dirent) (dirent)->d_namlen
135 # include <sys/ndir.h>
136 # define HAVE_DIR_STRUCT
139 # include <sys/dir.h>
140 # define HAVE_DIR_STRUCT
144 # define HAVE_DIR_STRUCT
152 // [HGM] bitmaps: put before incuding the bitmaps / pixmaps, to know how many piece types there are.
155 #include "frontend.h"
157 #include "backendz.h"
162 #include "xgamelist.h"
163 #include "xhistory.h"
167 #include "engineoutput.h"
177 #define usleep(t) _sleep2(((t)+500)/1000)
181 # define _(s) gettext (s)
182 # define N_(s) gettext_noop (s)
188 int main P((int argc, char **argv));
189 RETSIGTYPE CmailSigHandler P((int sig));
190 RETSIGTYPE IntSigHandler P((int sig));
191 RETSIGTYPE TermSizeSigHandler P((int sig));
193 char *InsertPxlSize P((char *pattern, int targetPxlSize));
194 XFontSet CreateFontSet P((char *base_fnt_lst));
196 char *FindFont P((char *pattern, int targetPxlSize));
198 void DelayedDrag P((void));
199 void ICSInputBoxPopUp P((void));
201 static void MoveTypeInProc P((Widget widget, caddr_t unused, XEvent *event));
202 void HandlePV P((Widget w, XEvent * event,
203 String * params, Cardinal * nParams));
204 void DrawPositionProc P((Widget w, XEvent *event,
205 String *prms, Cardinal *nprms));
206 void CommentClick P((Widget w, XEvent * event,
207 String * params, Cardinal * nParams));
208 void SelectCommand P((Widget w, XtPointer client_data, XtPointer call_data));
209 void KeyBindingProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
210 void QuitWrapper P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
211 static void EnterKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
212 static void UpKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
213 static void DownKeyProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
214 void TempBackwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
215 void TempForwardProc P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
216 void ManInner P((Widget w, XEvent *event, String *prms, Cardinal *nprms));
217 void SelectMove P((Widget w, XEvent * event, String * params, Cardinal * nParams));
219 Boolean TempBackwardActive = False;
220 void DisplayMove P((int moveNumber));
221 void ICSInitScript P((void));
222 void update_ics_width P(());
223 int CopyMemoProc P(());
227 * XBoard depends on Xt R4 or higher
229 int xtVersion = XtSpecificationRelease;
234 Pixel lowTimeWarningColor, dialogColor, buttonColor; // used in widgets
235 Pixmap iconPixmap, wIconPixmap, bIconPixmap, xMarkPixmap;
236 Widget shellWidget, formWidget, boardWidget, titleWidget, dropMenu, menuBarWidget;
238 XFontSet fontSet, clockFontSet;
241 XFontStruct *clockFontStruct;
243 Font coordFontID, countFontID;
244 XFontStruct *coordFontStruct, *countFontStruct;
245 XtAppContext appContext;
247 void *shellWidget, *formWidget, *boardWidget, *titleWidget, *dropMenu, *menuBarWidget;
249 GtkWidget *mainwindow;
251 Option *optList; // contains all widgets of main window
254 char installDir[] = "."; // [HGM] UCI: needed for UCI; probably needs run-time initializtion
256 typedef unsigned int BoardSize;
258 Boolean chessProgram;
260 int minX, minY; // [HGM] placement: volatile limits on upper-left corner
261 int smallLayout = 0, tinyLayout = 0,
262 marginW, marginH, // [HGM] for run-time resizing
263 fromX = -1, fromY = -1, toX, toY, commentUp = False,
264 errorExitStatus = -1, defaultLineGap;
266 Dimension textHeight;
267 Pixel timerForegroundPixel, timerBackgroundPixel;
268 Pixel buttonForegroundPixel, buttonBackgroundPixel;
270 char *chessDir, *programName, *programVersion;
271 Boolean alwaysOnTop = False;
272 char *icsTextMenuString;
274 char *firstChessProgramNames;
275 char *secondChessProgramNames;
277 WindowPlacement wpMain;
278 WindowPlacement wpConsole;
279 WindowPlacement wpComment;
280 WindowPlacement wpMoveHistory;
281 WindowPlacement wpEvalGraph;
282 WindowPlacement wpEngineOutput;
283 WindowPlacement wpGameList;
284 WindowPlacement wpTags;
286 /* This magic number is the number of intermediate frames used
287 in each half of the animation. For short moves it's reduced
288 by 1. The total number of frames will be factor * 2 + 1. */
291 SizeDefaults sizeDefaults[] = SIZE_DEFAULTS;
298 DropMenuEnables dmEnables[] = {
316 XtResource clientResources[] = {
317 { "flashCount", "flashCount", XtRInt, sizeof(int),
318 XtOffset(AppDataPtr, flashCount), XtRImmediate,
319 (XtPointer) FLASH_COUNT },
322 XrmOptionDescRec shellOptions[] = {
323 { "-flashCount", "flashCount", XrmoptionSepArg, NULL },
324 { "-flash", "flashCount", XrmoptionNoArg, "3" },
325 { "-xflash", "flashCount", XrmoptionNoArg, "0" },
328 XtActionsRec boardActions[] = {
329 { "DrawPosition", DrawPositionProc },
330 { "HandlePV", HandlePV },
331 { "SelectPV", SelectPV },
332 { "StopPV", StopPV },
333 { "MenuItem", KeyBindingProc }, // [HGM] generic handler for key bindings
334 { "QuitProc", QuitWrapper },
335 { "ManProc", ManInner },
336 { "TempBackwardProc", TempBackwardProc },
337 { "TempForwardProc", TempForwardProc },
338 { "CommentClick", (XtActionProc) CommentClick },
339 { "GenericPopDown", (XtActionProc) GenericPopDown },
340 { "ErrorPopDown", (XtActionProc) ErrorPopDown },
341 { "CopyMemoProc", (XtActionProc) CopyMemoProc },
342 { "SelectMove", (XtActionProc) SelectMove },
343 { "LoadSelectedProc", LoadSelectedProc },
344 { "SetFilterProc", SetFilterProc },
345 { "TypeInProc", TypeInProc },
346 { "EnterKeyProc", EnterKeyProc },
347 { "UpKeyProc", UpKeyProc },
348 { "DownKeyProc", DownKeyProc },
349 { "WheelProc", WheelProc },
350 { "TabProc", TabProc },
354 char globalTranslations[] =
355 ":<Key>F9: MenuItem(Actions.Resign) \n \
356 :Ctrl<Key>n: MenuItem(File.NewGame) \n \
357 :Meta<Key>V: MenuItem(File.NewVariant) \n \
358 :Ctrl<Key>o: MenuItem(File.LoadGame) \n \
359 :Meta<Key>Next: MenuItem(LoadNextGameProc) \n \
360 :Meta<Key>Prior: MenuItem(LoadPrevGameProc) \n \
361 :Ctrl<Key>Down: LoadSelectedProc(3) \n \
362 :Ctrl<Key>Up: LoadSelectedProc(-3) \n \
363 :Ctrl<Key>s: MenuItem(File.SaveGame) \n \
364 :Ctrl<Key>c: MenuItem(Edit.CopyGame) \n \
365 :Ctrl<Key>v: MenuItem(Edit.PasteGame) \n \
366 :Ctrl<Key>O: MenuItem(File.LoadPosition) \n \
367 :Shift<Key>Next: MenuItem(LoadNextPositionProc) \n \
368 :Shift<Key>Prior: MenuItem(LoadPrevPositionProc) \n \
369 :Ctrl<Key>S: MenuItem(File.SavePosition) \n \
370 :Ctrl<Key>C: MenuItem(Edit.CopyPosition) \n \
371 :Ctrl<Key>V: MenuItem(Edit.PastePosition) \n \
372 :Ctrl<Key>q: MenuItem(File.Quit) \n \
373 :Ctrl<Key>w: MenuItem(Mode.MachineWhite) \n \
374 :Ctrl<Key>b: MenuItem(Mode.MachineBlack) \n \
375 :Ctrl<Key>t: MenuItem(Mode.TwoMachines) \n \
376 :Ctrl<Key>a: MenuItem(Mode.AnalysisMode) \n \
377 :Ctrl<Key>g: MenuItem(Mode.AnalyzeFile) \n \
378 :Ctrl<Key>e: MenuItem(Mode.EditGame) \n \
379 :Ctrl<Key>E: MenuItem(Mode.EditPosition) \n \
380 :Meta<Key>O: MenuItem(View.EngineOutput) \n \
381 :Meta<Key>E: MenuItem(View.EvaluationGraph) \n \
382 :Meta<Key>G: MenuItem(View.GameList) \n \
383 :Meta<Key>H: MenuItem(View.MoveHistory) \n \
384 :<Key>Pause: MenuItem(Mode.Pause) \n \
385 :<Key>F3: MenuItem(Action.Accept) \n \
386 :<Key>F4: MenuItem(Action.Decline) \n \
387 :<Key>F12: MenuItem(Action.Rematch) \n \
388 :<Key>F5: MenuItem(Action.CallFlag) \n \
389 :<Key>F6: MenuItem(Action.Draw) \n \
390 :<Key>F7: MenuItem(Action.Adjourn) \n \
391 :<Key>F8: MenuItem(Action.Abort) \n \
392 :<Key>F10: MenuItem(Action.StopObserving) \n \
393 :<Key>F11: MenuItem(Action.StopExamining) \n \
394 :Ctrl<Key>d: MenuItem(DebugProc) \n \
395 :Meta Ctrl<Key>F12: MenuItem(DebugProc) \n \
396 :Meta<Key>End: MenuItem(Edit.ForwardtoEnd) \n \
397 :Meta<Key>Right: MenuItem(Edit.Forward) \n \
398 :Meta<Key>Home: MenuItem(Edit.BacktoStart) \n \
399 :Meta<Key>Left: MenuItem(Edit.Backward) \n \
400 :<Key>Left: MenuItem(Edit.Backward) \n \
401 :<Key>Right: MenuItem(Edit.Forward) \n \
402 :<Key>Home: MenuItem(Edit.Revert) \n \
403 :<Key>End: MenuItem(Edit.TruncateGame) \n \
404 :Ctrl<Key>m: MenuItem(Engine.MoveNow) \n \
405 :Ctrl<Key>x: MenuItem(Engine.RetractMove) \n \
406 :Meta<Key>J: MenuItem(Options.Adjudications) \n \
407 :Meta<Key>U: MenuItem(Options.CommonEngine) \n \
408 :Meta<Key>T: MenuItem(Options.TimeControl) \n \
409 :Ctrl<Key>P: MenuItem(PonderNextMove) \n "
410 #ifndef OPTIONSDIALOG
412 :Ctrl<Key>Q: MenuItem(AlwaysQueenProc) \n \
413 :Ctrl<Key>F: MenuItem(AutoflagProc) \n \
414 :Ctrl<Key>A: MenuItem(AnimateMovingProc) \n \
415 :Ctrl<Key>L: MenuItem(TestLegalityProc) \n \
416 :Ctrl<Key>H: MenuItem(HideThinkingProc) \n "
419 :<Key>F1: MenuItem(Help.ManXBoard) \n \
420 :<Key>F2: MenuItem(View.FlipView) \n \
421 :<KeyDown>Return: TempBackwardProc() \n \
422 :<KeyUp>Return: TempForwardProc() \n";
424 char ICSInputTranslations[] =
425 "<Key>Up: UpKeyProc() \n "
426 "<Key>Down: DownKeyProc() \n "
427 "<Key>Return: EnterKeyProc() \n";
429 // [HGM] vari: another hideous kludge: call extend-end first so we can be sure select-start works,
430 // as the widget is destroyed before the up-click can call extend-end
431 char commentTranslations[] = "<Btn3Down>: extend-end() select-start() CommentClick() \n";
434 String xboardResources[] = {
435 "*Error*translations: #override\\n <Key>Return: ErrorPopDown()",
440 /* Max possible square size */
441 #define MAXSQSIZE 256
443 static int xpm_avail[MAXSQSIZE];
445 #ifdef HAVE_DIR_STRUCT
447 /* Extract piece size from filename */
449 xpm_getsize (char *name, int len, char *ext)
457 if ((p=strchr(name, '.')) == NULL ||
458 StrCaseCmp(p+1, ext) != 0)
464 while (*p && isdigit(*p))
471 /* Setup xpm_avail */
473 xpm_getavail (char *dirname, char *ext)
479 for (i=0; i<MAXSQSIZE; ++i)
482 if (appData.debugMode)
483 fprintf(stderr, "XPM dir:%s:ext:%s:\n", dirname, ext);
485 dir = opendir(dirname);
488 fprintf(stderr, _("%s: Can't access XPM directory %s\n"),
489 programName, dirname);
493 while ((ent=readdir(dir)) != NULL) {
494 i = xpm_getsize(ent->d_name, NAMLEN(ent), ext);
495 if (i > 0 && i < MAXSQSIZE)
505 xpm_print_avail (FILE *fp, char *ext)
509 fprintf(fp, _("Available `%s' sizes:\n"), ext);
510 for (i=1; i<MAXSQSIZE; ++i) {
516 /* Return XPM piecesize closest to size */
518 xpm_closest_to (char *dirname, int size, char *ext)
521 int sm_diff = MAXSQSIZE;
525 xpm_getavail(dirname, ext);
527 if (appData.debugMode)
528 xpm_print_avail(stderr, ext);
530 for (i=1; i<MAXSQSIZE; ++i) {
533 diff = (diff<0) ? -diff : diff;
534 if (diff < sm_diff) {
542 fprintf(stderr, _("Error: No `%s' files!\n"), ext);
548 #else /* !HAVE_DIR_STRUCT */
549 /* If we are on a system without a DIR struct, we can't
550 read the directory, so we can't collect a list of
551 filenames, etc., so we can't do any size-fitting. */
553 xpm_closest_to (char *dirname, int size, char *ext)
556 Warning: No DIR structure found on this system --\n\
557 Unable to autosize for XPM/XIM pieces.\n\
558 Please report this error to %s.\n\
559 Include system type & operating system in message.\n"), PACKAGE_BUGREPORT););
562 #endif /* HAVE_DIR_STRUCT */
566 /* Arrange to catch delete-window events */
567 Atom wm_delete_window;
569 CatchDeleteWindow (Widget w, String procname)
572 XSetWMProtocols(xDisplay, XtWindow(w), &wm_delete_window, 1);
573 snprintf(buf, sizeof(buf), "<Message>WM_PROTOCOLS: %s() \n", procname);
574 XtAugmentTranslations(w, XtParseTranslationTable(buf));
581 gtk_window_present(GTK_WINDOW(mainwindow));
584 //---------------------------------------------------------------------------------------------------------
585 // some symbol definitions to provide the proper (= XBoard) context for the code in args.h
588 #define CW_USEDEFAULT (1<<31)
589 #define ICS_TEXT_MENU_SIZE 90
590 #define DEBUG_FILE "xboard.debug"
591 #define SetCurrentDirectory chdir
592 #define GetCurrentDirectory(SIZE, NAME) getcwd(NAME, SIZE)
596 // The option definition and parsing code common to XBoard and WinBoard is collected in this file
599 // front-end part of option handling
601 // [HGM] This platform-dependent table provides the location for storing the color info
602 extern char *crWhite, * crBlack;
606 &appData.whitePieceColor,
607 &appData.blackPieceColor,
608 &appData.lightSquareColor,
609 &appData.darkSquareColor,
610 &appData.highlightSquareColor,
611 &appData.premoveHighlightColor,
612 &appData.lowTimeWarningColor,
623 // [HGM] font: keep a font for each square size, even non-stndard ones
626 Boolean fontIsSet[NUM_FONTS], fontValid[NUM_FONTS][MAX_SIZE];
627 char *fontTable[NUM_FONTS][MAX_SIZE];
630 ParseFont (char *name, int number)
631 { // in XBoard, only 2 of the fonts are currently implemented, and we just copy their name
633 if(sscanf(name, "size%d:", &size)) {
634 // [HGM] font: font is meant for specific boardSize (likely from settings file);
635 // defer processing it until we know if it matches our board size
636 if(size >= 0 && size<MAX_SIZE) { // for now, fixed limit
637 fontTable[number][size] = strdup(strchr(name, ':')+1);
638 fontValid[number][size] = True;
643 case 0: // CLOCK_FONT
644 appData.clockFont = strdup(name);
646 case 1: // MESSAGE_FONT
647 appData.font = strdup(name);
649 case 2: // COORD_FONT
650 appData.coordFont = strdup(name);
655 fontIsSet[number] = True; // [HGM] font: indicate a font was specified (not from settings file)
660 { // only 2 fonts currently
661 appData.clockFont = CLOCK_FONT_NAME;
662 appData.coordFont = COORD_FONT_NAME;
663 appData.font = DEFAULT_FONT_NAME;
668 { // no-op, until we identify the code for this already in XBoard and move it here
672 ParseColor (int n, char *name)
673 { // in XBoard, just copy the color-name string
674 if(colorVariable[n]) *(char**)colorVariable[n] = strdup(name);
678 ParseTextAttribs (ColorClass cc, char *s)
680 (&appData.colorShout)[cc] = strdup(s);
684 ParseBoardSize (void *addr, char *name)
686 appData.boardSize = strdup(name);
691 { // In XBoard the sound-playing program takes care of obtaining the actual sound
695 SetCommPortDefaults ()
696 { // for now, this is a no-op, as the corresponding option does not exist in XBoard
699 // [HGM] args: these three cases taken out to stay in front-end
701 SaveFontArg (FILE *f, ArgDescriptor *ad)
704 int i, n = (int)(intptr_t)ad->argLoc;
706 case 0: // CLOCK_FONT
707 name = appData.clockFont;
709 case 1: // MESSAGE_FONT
712 case 2: // COORD_FONT
713 name = appData.coordFont;
718 for(i=0; i<NUM_SIZES; i++) // [HGM] font: current font becomes standard for current size
719 if(sizeDefaults[i].squareSize == squareSize) { // only for standard sizes!
720 fontTable[n][squareSize] = strdup(name);
721 fontValid[n][squareSize] = True;
724 for(i=0; i<MAX_SIZE; i++) if(fontValid[n][i]) // [HGM] font: store all standard fonts
725 fprintf(f, OPTCHAR "%s" SEPCHAR "\"size%d:%s\"\n", ad->argName, i, fontTable[n][i]);
730 { // nothing to do, as the sounds are at all times represented by their text-string names already
734 SaveAttribsArg (FILE *f, ArgDescriptor *ad)
735 { // here the "argLoc" defines a table index. It could have contained the 'ta' pointer itself, though
736 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, (&appData.colorShout)[(int)(intptr_t)ad->argLoc]);
740 SaveColor (FILE *f, ArgDescriptor *ad)
741 { // in WinBoard the color is an int and has to be converted to text. In X it would be a string already?
742 if(colorVariable[(int)(intptr_t)ad->argLoc])
743 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, *(char**)colorVariable[(int)(intptr_t)ad->argLoc]);
747 SaveBoardSize (FILE *f, char *name, void *addr)
748 { // wrapper to shield back-end from BoardSize & sizeInfo
749 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", name, appData.boardSize);
753 ParseCommPortSettings (char *s)
754 { // no such option in XBoard (yet)
761 GetActualPlacement (Widget wg, WindowPlacement *wp)
763 XWindowAttributes winAt;
770 XGetWindowAttributes(xDisplay, win, &winAt); // this works, where XtGetValues on XtNx, XtNy does not!
771 XTranslateCoordinates (xDisplay, win, winAt.root, -winAt.border_width, -winAt.border_width, &rx, &ry, &dummy);
772 wp->x = rx - winAt.x;
773 wp->y = ry - winAt.y;
774 wp->height = winAt.height;
775 wp->width = winAt.width;
776 frameX = winAt.x; frameY = winAt.y; // remember to decide if windows touch
782 { // wrapper to shield use of window handles from back-end (make addressible by number?)
783 // In XBoard this will have to wait until awareness of window parameters is implemented
785 GetActualPlacement(shellWidget, &wpMain);
786 if(shellUp[EngOutDlg]) GetActualPlacement(shells[EngOutDlg], &wpEngineOutput);
787 if(shellUp[HistoryDlg]) GetActualPlacement(shells[HistoryDlg], &wpMoveHistory);
788 if(shellUp[EvalGraphDlg]) GetActualPlacement(shells[EvalGraphDlg], &wpEvalGraph);
789 if(shellUp[GameListDlg]) GetActualPlacement(shells[GameListDlg], &wpGameList);
790 if(shellUp[CommentDlg]) GetActualPlacement(shells[CommentDlg], &wpComment);
791 if(shellUp[TagsDlg]) GetActualPlacement(shells[TagsDlg], &wpTags);
796 PrintCommPortSettings (FILE *f, char *name)
797 { // This option does not exist in XBoard
801 EnsureOnScreen (int *x, int *y, int minX, int minY)
808 { // [HGM] args: allows testing if main window is realized from back-end
810 return xBoardWindow != 0;
817 PopUpStartupDialog ()
818 { // start menu not implemented in XBoard
822 ConvertToLine (int argc, char **argv)
824 static char line[128*1024], buf[1024];
828 for(i=1; i<argc; i++)
830 if( (strchr(argv[i], ' ') || strchr(argv[i], '\n') ||strchr(argv[i], '\t') || argv[i][0] == NULLCHAR)
831 && argv[i][0] != '{' )
832 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "{%s} ", argv[i]);
834 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "%s ", argv[i]);
835 strncat(line, buf, 128*1024 - strlen(line) - 1 );
838 line[strlen(line)-1] = NULLCHAR;
842 //--------------------------------------------------------------------------------------------
845 ResizeBoardWindow (int w, int h, int inhibit)
848 w += marginW + 1; // [HGM] not sure why the +1 is (sometimes) needed...
850 shellArgs[0].value = w;
851 shellArgs[1].value = h;
852 shellArgs[4].value = shellArgs[2].value = w;
853 shellArgs[5].value = shellArgs[3].value = h;
854 XtSetValues(shellWidget, &shellArgs[0], inhibit ? 6 : 2);
856 XSync(xDisplay, False);
862 MakeOneColor (char *name, Pixel *color)
865 if (!appData.monoMode) {
866 vFrom.addr = (caddr_t) name;
867 vFrom.size = strlen(name);
868 XtConvert(shellWidget, XtRString, &vFrom, XtRPixel, &vTo);
869 if (vTo.addr == NULL) {
870 appData.monoMode = True;
873 *color = *(Pixel *) vTo.addr;
882 { // [HGM] taken out of main(), so it can be called from BoardOptions dialog
883 int forceMono = False;
886 if (appData.lowTimeWarning)
887 forceMono |= MakeOneColor(appData.lowTimeWarningColor, &lowTimeWarningColor);
888 if(appData.dialogColor[0]) MakeOneColor(appData.dialogColor, &dialogColor);
889 if(appData.buttonColor[0]) MakeOneColor(appData.buttonColor, &buttonColor);
896 InitializeFonts (int clockFontPxlSize, int coordFontPxlSize, int fontPxlSize)
897 { // detervtomine what fonts to use, and create them
902 if(!fontIsSet[CLOCK_FONT] && fontValid[CLOCK_FONT][squareSize])
903 appData.clockFont = fontTable[CLOCK_FONT][squareSize];
904 if(!fontIsSet[MESSAGE_FONT] && fontValid[MESSAGE_FONT][squareSize])
905 appData.font = fontTable[MESSAGE_FONT][squareSize];
906 if(!fontIsSet[COORD_FONT] && fontValid[COORD_FONT][squareSize])
907 appData.coordFont = fontTable[COORD_FONT][squareSize];
910 appData.font = InsertPxlSize(appData.font, fontPxlSize);
911 appData.clockFont = InsertPxlSize(appData.clockFont, clockFontPxlSize);
912 appData.coordFont = InsertPxlSize(appData.coordFont, coordFontPxlSize);
913 fontSet = CreateFontSet(appData.font);
914 clockFontSet = CreateFontSet(appData.clockFont);
916 /* For the coordFont, use the 0th font of the fontset. */
917 XFontSet coordFontSet = CreateFontSet(appData.coordFont);
918 XFontStruct **font_struct_list;
919 XFontSetExtents *fontSize;
920 char **font_name_list;
921 XFontsOfFontSet(coordFontSet, &font_struct_list, &font_name_list);
922 coordFontID = XLoadFont(xDisplay, font_name_list[0]);
923 coordFontStruct = XQueryFont(xDisplay, coordFontID);
924 fontSize = XExtentsOfFontSet(fontSet); // [HGM] figure out how much vertical space font takes
925 textHeight = fontSize->max_logical_extent.height + 5; // add borderWidth
928 appData.font = FindFont(appData.font, fontPxlSize);
929 appData.clockFont = FindFont(appData.clockFont, clockFontPxlSize);
930 appData.coordFont = FindFont(appData.coordFont, coordFontPxlSize);
931 clockFontID = XLoadFont(xDisplay, appData.clockFont);
932 clockFontStruct = XQueryFont(xDisplay, clockFontID);
933 coordFontID = XLoadFont(xDisplay, appData.coordFont);
934 coordFontStruct = XQueryFont(xDisplay, coordFontID);
935 // textHeight in !NLS mode!
937 countFontID = coordFontID; // [HGM] holdings
938 countFontStruct = coordFontStruct;
940 xdb = XtDatabase(xDisplay);
942 XrmPutLineResource(&xdb, "*international: True");
943 vTo.size = sizeof(XFontSet);
944 vTo.addr = (XtPointer) &fontSet;
945 XrmPutResource(&xdb, "*fontSet", XtRFontSet, &vTo);
947 XrmPutStringResource(&xdb, "*font", appData.font);
958 case ArgInt: p = " N"; break;
959 case ArgString: p = " STR"; break;
960 case ArgBoolean: p = " TF"; break;
961 case ArgSettingsFilename:
962 case ArgFilename: p = " FILE"; break;
963 case ArgX: p = " Nx"; break;
964 case ArgY: p = " Ny"; break;
965 case ArgAttribs: p = " TEXTCOL"; break;
966 case ArgColor: p = " COL"; break;
967 case ArgFont: p = " FONT"; break;
968 case ArgBoardSize: p = " SIZE"; break;
969 case ArgFloat: p = " FLOAT"; break;
974 case ArgCommSettings:
985 ArgDescriptor *q, *p = argDescriptors+5;
986 printf("\nXBoard accepts the following options:\n"
987 "(N = integer, TF = true or false, STR = text string, FILE = filename,\n"
988 " Nx, Ny = relative coordinates, COL = color, FONT = X-font spec,\n"
989 " SIZE = board-size spec(s)\n"
990 " Within parentheses are short forms, or options to set to true or false.\n"
991 " Persistent options (saved in the settings file) are marked with *)\n\n");
993 if(p->argType == ArgCommSettings) { p++; continue; } // XBoard has no comm port
994 snprintf(buf+len, MSG_SIZ, "-%s%s", p->argName, PrintArg(p->argType));
995 if(p->save) strcat(buf+len, "*");
996 for(q=p+1; q->argLoc == p->argLoc; q++) {
997 if(q->argName[0] == '-') continue;
998 strcat(buf+len, q == p+1 ? " (" : " ");
999 sprintf(buf+strlen(buf), "-%s%s", q->argName, PrintArg(q->argType));
1001 if(q != p+1) strcat(buf+len, ")");
1003 if(len > 39) len = 0, printf("%s\n", buf); else while(len < 39) buf[len++] = ' ';
1006 if(len) buf[len] = NULLCHAR, printf("%s\n", buf);
1010 main (int argc, char **argv)
1012 int i, clockFontPxlSize, coordFontPxlSize, fontPxlSize;
1014 XSetWindowAttributes window_attributes;
1016 Dimension boardWidth, boardHeight, w, h;
1019 int boardWidth, boardHeight, w, h;
1021 int forceMono = False;
1022 GError *gtkerror=NULL;
1024 srandom(time(0)); // [HGM] book: make random truly random
1026 setbuf(stdout, NULL);
1027 setbuf(stderr, NULL);
1030 if(argc > 1 && (!strcmp(argv[1], "-v" ) || !strcmp(argv[1], "--version" ))) {
1031 printf("%s version %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1035 if(argc > 1 && !strcmp(argv[1], "--help" )) {
1041 gtk_init (&argc, &argv);
1043 programName = strrchr(argv[0], '/');
1044 if (programName == NULL)
1045 programName = argv[0];
1050 // if (appData.debugMode) {
1051 // fprintf(debugFP, "locale = %s\n", setlocale(LC_ALL, NULL));
1054 bindtextdomain(PACKAGE, LOCALEDIR);
1055 textdomain(PACKAGE);
1058 appData.boardSize = "";
1059 InitAppData(ConvertToLine(argc, argv));
1061 if (p == NULL) p = "/tmp";
1062 i = strlen(p) + strlen("/.xboardXXXXXx.pgn") + 1;
1063 gameCopyFilename = (char*) malloc(i);
1064 gamePasteFilename = (char*) malloc(i);
1065 snprintf(gameCopyFilename,i, "%s/.xboard%05uc.pgn", p, getpid());
1066 snprintf(gamePasteFilename,i, "%s/.xboard%05up.pgn", p, getpid());
1068 { // [HGM] initstring: kludge to fix bad bug. expand '\n' characters in init string and computer string.
1069 static char buf[MSG_SIZ];
1070 EscapeExpand(buf, appData.firstInitString);
1071 appData.firstInitString = strdup(buf);
1072 EscapeExpand(buf, appData.secondInitString);
1073 appData.secondInitString = strdup(buf);
1074 EscapeExpand(buf, appData.firstComputerString);
1075 appData.firstComputerString = strdup(buf);
1076 EscapeExpand(buf, appData.secondComputerString);
1077 appData.secondComputerString = strdup(buf);
1080 if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
1083 if (chdir(chessDir) != 0) {
1084 fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
1090 if (appData.debugMode && appData.nameOfDebugFile && strcmp(appData.nameOfDebugFile, "stderr")) {
1091 /* [DM] debug info to file [HGM] make the filename a command-line option, and allow it to remain stderr */
1092 if ((debugFP = fopen(appData.nameOfDebugFile, "w")) == NULL) {
1093 printf(_("Failed to open file '%s'\n"), appData.nameOfDebugFile);
1096 setbuf(debugFP, NULL);
1100 if (appData.debugMode) {
1101 fprintf(debugFP, "locale = %s\n", setlocale(LC_ALL, NULL));
1105 /* [HGM,HR] make sure board size is acceptable */
1106 if(appData.NrFiles > BOARD_FILES ||
1107 appData.NrRanks > BOARD_RANKS )
1108 DisplayFatalError(_("Recompile with larger BOARD_RANKS or BOARD_FILES to support this size"), 0, 2);
1111 /* This feature does not work; animation needs a rewrite */
1112 appData.highlightDragging = FALSE;
1116 gameInfo.variant = StringToVariant(appData.variant);
1117 InitPosition(FALSE);
1121 builder = gtk_builder_new();
1122 filename = get_glade_filename ("mainboard.glade");
1123 if(! gtk_builder_add_from_file (builder, filename, >kerror) )
1126 printf ("Error: %d %s\n",gtkerror->code,gtkerror->message);
1128 mainwindow = GTK_WIDGET(gtk_builder_get_object (builder, "mainwindow"));
1131 XtAppInitialize(&appContext, "XBoard", shellOptions,
1132 XtNumber(shellOptions),
1133 &argc, argv, xboardResources, NULL, 0);
1135 XtGetApplicationResources(shellWidget, (XtPointer) &appData,
1136 clientResources, XtNumber(clientResources),
1139 xDisplay = XtDisplay(shellWidget);
1140 xScreen = DefaultScreen(xDisplay);
1141 wm_delete_window = XInternAtom(xDisplay, "WM_DELETE_WINDOW", True);
1145 * determine size, based on supplied or remembered -size, or screen size
1147 if (isdigit(appData.boardSize[0])) {
1148 i = sscanf(appData.boardSize, "%d,%d,%d,%d,%d,%d,%d", &squareSize,
1149 &lineGap, &clockFontPxlSize, &coordFontPxlSize,
1150 &fontPxlSize, &smallLayout, &tinyLayout);
1152 fprintf(stderr, _("%s: bad boardSize syntax %s\n"),
1153 programName, appData.boardSize);
1157 /* Find some defaults; use the nearest known size */
1158 SizeDefaults *szd, *nearest;
1159 int distance = 99999;
1160 nearest = szd = sizeDefaults;
1161 while (szd->name != NULL) {
1162 if (abs(szd->squareSize - squareSize) < distance) {
1164 distance = abs(szd->squareSize - squareSize);
1165 if (distance == 0) break;
1169 if (i < 2) lineGap = nearest->lineGap;
1170 if (i < 3) clockFontPxlSize = nearest->clockFontPxlSize;
1171 if (i < 4) coordFontPxlSize = nearest->coordFontPxlSize;
1172 if (i < 5) fontPxlSize = nearest->fontPxlSize;
1173 if (i < 6) smallLayout = nearest->smallLayout;
1174 if (i < 7) tinyLayout = nearest->tinyLayout;
1177 SizeDefaults *szd = sizeDefaults;
1178 if (*appData.boardSize == NULLCHAR) {
1180 while (DisplayWidth(xDisplay, xScreen) < szd->minScreenSize ||
1181 DisplayHeight(xDisplay, xScreen) < szd->minScreenSize) {
1185 GdkScreen *screen = gtk_window_get_screen(GTK_WINDOW(mainwindow));
1186 guint screenwidth = gdk_screen_get_width(screen);
1187 guint screenheight = gdk_screen_get_height(screen);
1188 while (screenwidth < szd->minScreenSize ||
1189 screenheight < szd->minScreenSize) {
1193 if (szd->name == NULL) szd--;
1194 appData.boardSize = strdup(szd->name); // [HGM] settings: remember name for saving settings
1196 while (szd->name != NULL &&
1197 StrCaseCmp(szd->name, appData.boardSize) != 0) szd++;
1198 if (szd->name == NULL) {
1199 fprintf(stderr, _("%s: unrecognized boardSize name %s\n"),
1200 programName, appData.boardSize);
1204 squareSize = szd->squareSize;
1205 lineGap = szd->lineGap;
1206 clockFontPxlSize = szd->clockFontPxlSize;
1207 coordFontPxlSize = szd->coordFontPxlSize;
1208 fontPxlSize = szd->fontPxlSize;
1209 smallLayout = szd->smallLayout;
1210 tinyLayout = szd->tinyLayout;
1211 // [HGM] font: use defaults from settings file if available and not overruled
1214 defaultLineGap = lineGap;
1215 if(appData.overrideLineGap >= 0) lineGap = appData.overrideLineGap;
1217 /* [HR] height treated separately (hacked) */
1218 boardWidth = lineGap + BOARD_WIDTH * (squareSize + lineGap);
1219 boardHeight = lineGap + BOARD_HEIGHT * (squareSize + lineGap);
1222 * Determine what fonts to use.
1225 InitializeFonts(clockFontPxlSize, coordFontPxlSize, fontPxlSize);
1229 * Detect if there are not enough colors available and adapt.
1232 if (DefaultDepth(xDisplay, xScreen) <= 2) {
1233 appData.monoMode = True;
1237 forceMono = MakeColors();
1240 fprintf(stderr, _("%s: too few colors available; trying monochrome mode\n"),
1242 appData.monoMode = True;
1245 if (appData.monoMode && appData.debugMode) {
1247 fprintf(stderr, _("white pixel = 0x%lx, black pixel = 0x%lx\n"),
1248 (unsigned long) XWhitePixel(xDisplay, xScreen),
1249 (unsigned long) XBlackPixel(xDisplay, xScreen));
1253 ParseIcsTextColors();
1256 XtAppAddActions(appContext, boardActions, XtNumber(boardActions));
1263 layoutName = "tinyLayout";
1264 } else if (smallLayout) {
1265 layoutName = "smallLayout";
1267 layoutName = "normalLayout";
1270 optList = BoardPopUp(squareSize, lineGap, (void*)
1280 InitDrawingHandle(optList + W_BOARD);
1281 currBoard = &optList[W_BOARD];
1282 boardWidget = optList[W_BOARD].handle;
1283 menuBarWidget = optList[W_MENU].handle;
1284 dropMenu = optList[W_DROP].handle;
1285 titleWidget = optList[optList[W_TITLE].type != -1 ? W_TITLE : W_SMALL].handle;
1287 formWidget = XtParent(boardWidget);
1288 XtSetArg(args[0], XtNbackground, &timerBackgroundPixel);
1289 XtSetArg(args[1], XtNforeground, &timerForegroundPixel);
1290 XtGetValues(optList[W_WHITE].handle, args, 2);
1291 if (appData.showButtonBar) { // can't we use timer pixels for this? (Or better yet, just black & white?)
1292 XtSetArg(args[0], XtNbackground, &buttonBackgroundPixel);
1293 XtSetArg(args[1], XtNforeground, &buttonForegroundPixel);
1294 XtGetValues(optList[W_PAUSE].handle, args, 2);
1299 xBoardWindow = XtWindow(boardWidget);
1302 // [HGM] it seems the layout code ends here, but perhaps the color stuff is size independent and would
1303 // not need to go into InitDrawingSizes().
1311 ReadBitmap(&wIconPixmap, "icon_white.bm",
1312 icon_white_bits, icon_white_width, icon_white_height);
1313 ReadBitmap(&bIconPixmap, "icon_black.bm",
1314 icon_black_bits, icon_black_width, icon_black_height);
1315 iconPixmap = wIconPixmap;
1317 XtSetArg(args[i], XtNiconPixmap, iconPixmap); i++;
1318 XtSetValues(shellWidget, args, i);
1322 * Create a cursor for the board widget.
1325 window_attributes.cursor = XCreateFontCursor(xDisplay, XC_hand2);
1326 XChangeWindowAttributes(xDisplay, xBoardWindow,
1327 CWCursor, &window_attributes);
1331 * Inhibit shell resizing.
1334 shellArgs[0].value = (XtArgVal) &w;
1335 shellArgs[1].value = (XtArgVal) &h;
1336 XtGetValues(shellWidget, shellArgs, 2);
1337 shellArgs[4].value = shellArgs[2].value = w;
1338 shellArgs[5].value = shellArgs[3].value = h;
1339 // XtSetValues(shellWidget, &shellArgs[2], 4);
1341 marginW = w - boardWidth; // [HGM] needed to set new shellWidget size when we resize board
1342 marginH = h - boardHeight;
1345 CatchDeleteWindow(shellWidget, "QuitProc");
1351 if(appData.logoSize)
1352 { // locate and read user logo
1354 snprintf(buf, MSG_SIZ, "%s/%s.png", appData.logoDir, UserName());
1355 ASSIGN(userLogo, buf);
1358 if (appData.animate || appData.animateDragging)
1362 XtAugmentTranslations(formWidget,
1363 XtParseTranslationTable(globalTranslations));
1365 XtAddEventHandler(formWidget, KeyPressMask, False,
1366 (XtEventHandler) MoveTypeInProc, NULL);
1367 XtAddEventHandler(shellWidget, StructureNotifyMask, False,
1368 (XtEventHandler) EventProc, NULL);
1371 /* [AS] Restore layout */
1372 if( wpMoveHistory.visible ) {
1376 if( wpEvalGraph.visible )
1381 if( wpEngineOutput.visible ) {
1382 EngineOutputPopUp();
1387 if (errorExitStatus == -1) {
1388 if (appData.icsActive) {
1389 /* We now wait until we see "login:" from the ICS before
1390 sending the logon script (problems with timestamp otherwise) */
1391 /*ICSInitScript();*/
1392 if (appData.icsInputBox) ICSInputBoxPopUp();
1396 signal(SIGWINCH, TermSizeSigHandler);
1398 signal(SIGINT, IntSigHandler);
1399 signal(SIGTERM, IntSigHandler);
1400 if (*appData.cmailGameName != NULLCHAR) {
1401 signal(SIGUSR1, CmailSigHandler);
1405 gameInfo.boardWidth = 0; // [HGM] pieces: kludge to ensure InitPosition() calls InitDrawingSizes()
1408 // XtSetKeyboardFocus(shellWidget, formWidget);
1410 XSetInputFocus(xDisplay, XtWindow(formWidget), RevertToPointerRoot, CurrentTime);
1413 /* check for GTK events and process them */
1416 gtk_main_iteration();
1419 if (appData.debugMode) fclose(debugFP); // [DM] debug
1424 TermSizeSigHandler (int sig)
1430 IntSigHandler (int sig)
1436 CmailSigHandler (int sig)
1441 signal(SIGUSR1, SIG_IGN); /* suspend handler */
1443 /* Activate call-back function CmailSigHandlerCallBack() */
1444 OutputToProcess(cmailPR, (char *)(&dummy), sizeof(int), &error);
1446 signal(SIGUSR1, CmailSigHandler); /* re-activate handler */
1450 CmailSigHandlerCallBack (InputSourceRef isr, VOIDSTAR closure, char *message, int count, int error)
1453 ReloadCmailMsgEvent(TRUE); /* Reload cmail msg */
1455 /**** end signal code ****/
1458 #define Abs(n) ((n)<0 ? -(n) : (n))
1462 InsertPxlSize (char *pattern, int targetPxlSize)
1464 char *base_fnt_lst, strInt[12], *p, *q;
1465 int alternatives, i, len, strIntLen;
1468 * Replace the "*" (if present) in the pixel-size slot of each
1469 * alternative with the targetPxlSize.
1473 while ((p = strchr(p, ',')) != NULL) {
1477 snprintf(strInt, sizeof(strInt), "%d", targetPxlSize);
1478 strIntLen = strlen(strInt);
1479 base_fnt_lst = calloc(1, strlen(pattern) + strIntLen * alternatives + 1);
1483 while (alternatives--) {
1484 char *comma = strchr(p, ',');
1485 for (i=0; i<14; i++) {
1486 char *hyphen = strchr(p, '-');
1488 if (comma && hyphen > comma) break;
1489 len = hyphen + 1 - p;
1490 if (i == 7 && *p == '*' && len == 2) {
1492 memcpy(q, strInt, strIntLen);
1502 len = comma + 1 - p;
1509 return base_fnt_lst;
1514 CreateFontSet (char *base_fnt_lst)
1517 char **missing_list;
1521 fntSet = XCreateFontSet(xDisplay, base_fnt_lst,
1522 &missing_list, &missing_count, &def_string);
1523 if (appData.debugMode) {
1525 XFontStruct **font_struct_list;
1526 char **font_name_list;
1527 fprintf(debugFP, "Requested font set for list %s\n", base_fnt_lst);
1529 fprintf(debugFP, " got list %s, locale %s\n",
1530 XBaseFontNameListOfFontSet(fntSet),
1531 XLocaleOfFontSet(fntSet));
1532 count = XFontsOfFontSet(fntSet, &font_struct_list, &font_name_list);
1533 for (i = 0; i < count; i++) {
1534 fprintf(debugFP, " got charset %s\n", font_name_list[i]);
1537 for (i = 0; i < missing_count; i++) {
1538 fprintf(debugFP, " missing charset %s\n", missing_list[i]);
1541 if (fntSet == NULL) {
1542 fprintf(stderr, _("Unable to create font set for %s.\n"), base_fnt_lst);
1548 #else // not ENABLE_NLS
1550 * Find a font that matches "pattern" that is as close as
1551 * possible to the targetPxlSize. Prefer fonts that are k
1552 * pixels smaller to fonts that are k pixels larger. The
1553 * pattern must be in the X Consortium standard format,
1554 * e.g. "-*-helvetica-bold-r-normal--*-*-*-*-*-*-*-*".
1555 * The return value should be freed with XtFree when no
1559 FindFont (char *pattern, int targetPxlSize)
1561 char **fonts, *p, *best, *scalable, *scalableTail;
1562 int i, j, nfonts, minerr, err, pxlSize;
1565 fonts = XListFonts(xDisplay, pattern, 999999, &nfonts);
1567 fprintf(stderr, _("%s: no fonts match pattern %s\n"),
1568 programName, pattern);
1575 for (i=0; i<nfonts; i++) {
1578 if (*p != '-') continue;
1580 if (*p == NULLCHAR) break;
1581 if (*p++ == '-') j++;
1583 if (j < 7) continue;
1586 scalable = fonts[i];
1589 err = pxlSize - targetPxlSize;
1590 if (Abs(err) < Abs(minerr) ||
1591 (minerr > 0 && err < 0 && -err == minerr)) {
1597 if (scalable && Abs(minerr) > appData.fontSizeTolerance) {
1598 /* If the error is too big and there is a scalable font,
1599 use the scalable font. */
1600 int headlen = scalableTail - scalable;
1601 p = (char *) XtMalloc(strlen(scalable) + 10);
1602 while (isdigit(*scalableTail)) scalableTail++;
1603 sprintf(p, "%.*s%d%s", headlen, scalable, targetPxlSize, scalableTail);
1605 p = (char *) XtMalloc(strlen(best) + 2);
1606 safeStrCpy(p, best, strlen(best)+1 );
1608 if (appData.debugMode) {
1609 fprintf(debugFP, _("resolved %s at pixel size %d\n to %s\n"),
1610 pattern, targetPxlSize, p);
1612 XFreeFontNames(fonts);
1619 EnableNamedMenuItem (char *menuRef, int state)
1621 MenuItem *item = MenuNameToItem(menuRef);
1623 if(item) gtk_widget_set_sensitive(item->handle, state);
1627 EnableButtonBar (int state)
1630 XtSetSensitive(optList[W_BUTTON].handle, state);
1636 SetMenuEnables (Enables *enab)
1638 while (enab->name != NULL) {
1639 EnableNamedMenuItem(enab->name, enab->value);
1646 KeyBindingProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1647 { // [HGM] new method of key binding: specify MenuItem(FlipView) in stead of FlipViewProc in translation string
1649 if(*nprms == 0) return;
1650 item = MenuNameToItem(prms[0]);
1651 if(item) ((MenuProc *) item->proc) ();
1665 for (i=0; i<sizeof(dmEnables)/sizeof(DropMenuEnables); i++) {
1666 entry = XtNameToWidget(dropMenu, dmEnables[i].widget);
1667 p = strchr(gameMode == IcsPlayingWhite ? white_holding : black_holding,
1668 dmEnables[i].piece);
1669 XtSetSensitive(entry, p != NULL || !appData.testLegality
1670 /*!!temp:*/ || (gameInfo.variant == VariantCrazyhouse
1671 && !appData.icsActive));
1673 while (p && *p++ == dmEnables[i].piece) count++;
1674 snprintf(label, sizeof(label), "%s %d", dmEnables[i].widget, count);
1676 XtSetArg(args[j], XtNlabel, label); j++;
1677 XtSetValues(entry, args, j);
1683 do_flash_delay (unsigned long msec)
1689 FlashDelay (int flash_delay)
1692 XSync(xDisplay, False);
1693 if(flash_delay) do_flash_delay(flash_delay);
1698 Fraction (int x, int start, int stop)
1700 double f = ((double) x - start)/(stop - start);
1701 if(f > 1.) f = 1.; else if(f < 0.) f = 0.;
1705 static WindowPlacement wpNew;
1709 CoDrag (Widget sh, WindowPlacement *wp)
1712 int j=0, touch=0, fudge = 2;
1713 GetActualPlacement(sh, wp);
1714 if(abs(wpMain.x + wpMain.width + 2*frameX - wp->x) < fudge) touch = 1; else // right touch
1715 if(abs(wp->x + wp->width + 2*frameX - wpMain.x) < fudge) touch = 2; else // left touch
1716 if(abs(wpMain.y + wpMain.height + frameX + frameY - wp->y) < fudge) touch = 3; else // bottom touch
1717 if(abs(wp->y + wp->height + frameX + frameY - wpMain.y) < fudge) touch = 4; // top touch
1718 if(!touch ) return; // only windows that touch co-move
1719 if(touch < 3 && wpNew.height != wpMain.height) { // left or right and height changed
1720 int heightInc = wpNew.height - wpMain.height;
1721 double fracTop = Fraction(wp->y, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1722 double fracBot = Fraction(wp->y + wp->height + frameX + frameY + 1, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1723 wp->y += fracTop * heightInc;
1724 heightInc = (int) (fracBot * heightInc) - (int) (fracTop * heightInc);
1725 if(heightInc) XtSetArg(args[j], XtNheight, wp->height + heightInc), j++;
1726 } else if(touch > 2 && wpNew.width != wpMain.width) { // top or bottom and width changed
1727 int widthInc = wpNew.width - wpMain.width;
1728 double fracLeft = Fraction(wp->x, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1729 double fracRght = Fraction(wp->x + wp->width + 2*frameX + 1, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1730 wp->y += fracLeft * widthInc;
1731 widthInc = (int) (fracRght * widthInc) - (int) (fracLeft * widthInc);
1732 if(widthInc) XtSetArg(args[j], XtNwidth, wp->width + widthInc), j++;
1734 wp->x += wpNew.x - wpMain.x;
1735 wp->y += wpNew.y - wpMain.y;
1736 if(touch == 1) wp->x += wpNew.width - wpMain.width; else
1737 if(touch == 3) wp->y += wpNew.height - wpMain.height;
1739 XtSetArg(args[j], XtNx, wp->x); j++;
1740 XtSetArg(args[j], XtNy, wp->y); j++;
1741 XtSetValues(sh, args, j);
1746 ReSize (WindowPlacement *wp)
1749 if(wp->width == wpMain.width && wp->height == wpMain.height) return; // not sized
1750 sqx = (wp->width - lineGap - marginW) / BOARD_WIDTH - lineGap;
1751 sqy = (wp->height - lineGap - marginH) / BOARD_HEIGHT - lineGap;
1752 if(sqy < sqx) sqx = sqy;
1753 if(sqx != squareSize) {
1754 squareSize = sqx; // adopt new square size
1755 CreatePNGPieces(); // make newly scaled pieces
1756 InitDrawingSizes(0, 0); // creates grid etc.
1757 } else ResizeBoardWindow(BOARD_WIDTH * (squareSize + lineGap) + lineGap, BOARD_HEIGHT * (squareSize + lineGap) + lineGap, 0);
1758 w = BOARD_WIDTH * (squareSize + lineGap) + lineGap;
1759 h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap;
1760 if(optList[W_BOARD].max > w) optList[W_BOARD].max = w;
1761 if(optList[W_BOARD].value > h) optList[W_BOARD].value = h;
1765 static XtIntervalId delayedDragID = 0;
1767 static int delayedDragID = 0;
1777 GetActualPlacement(shellWidget, &wpNew);
1778 if(wpNew.x == wpMain.x && wpNew.y == wpMain.y && // not moved
1779 wpNew.width == wpMain.width && wpNew.height == wpMain.height) { // not sized
1780 busy = 0; return; // false alarm
1783 if(shellUp[EngOutDlg]) CoDrag(shells[EngOutDlg], &wpEngineOutput);
1784 if(shellUp[HistoryDlg]) CoDrag(shells[HistoryDlg], &wpMoveHistory);
1785 if(shellUp[EvalGraphDlg]) CoDrag(shells[EvalGraphDlg], &wpEvalGraph);
1786 if(shellUp[GameListDlg]) CoDrag(shells[GameListDlg], &wpGameList);
1788 DrawPosition(True, NULL);
1789 delayedDragID = 0; // now drag executed, make sure next DelayedDrag will not cancel timer event (which could now be used by other)
1798 if(delayedDragID) XtRemoveTimeOut(delayedDragID); // cancel pending
1800 XtAppAddTimeOut(appContext, 200, (XtTimerCallbackProc) DragProc, (XtPointer) 0); // and schedule new one 50 msec later
1806 EventProc (Widget widget, caddr_t unused, XEvent *event)
1808 if(XtIsRealized(widget) && event->type == ConfigureNotify || appData.useStickyWindows)
1809 DelayedDrag(); // as long as events keep coming in faster than 50 msec, they destroy each other
1814 * event handler for redrawing the board
1818 DrawPositionProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1820 DrawPosition(True, NULL);
1827 HandlePV (Widget w, XEvent * event, String * params, Cardinal * nParams)
1828 { // [HGM] pv: walk PV
1829 MovePV(event->xmotion.x, event->xmotion.y, lineGap + BOARD_HEIGHT * (squareSize + lineGap));
1833 static int savedIndex; /* gross that this is global */
1837 CommentClick (Widget w, XEvent * event, String * params, Cardinal * nParams)
1840 XawTextPosition index, dummy;
1843 XawTextGetSelectionPos(w, &index, &dummy);
1844 XtSetArg(arg, XtNstring, &val);
1845 XtGetValues(w, &arg, 1);
1846 ReplaceComment(savedIndex, val);
1847 if(savedIndex != currentMove) ToNrEvent(savedIndex);
1848 LoadVariation( index, val ); // [HGM] also does the actual moving to it, now
1853 EditCommentPopUp (int index, char *title, char *text)
1856 if (text == NULL) text = "";
1857 NewCommentPopup(title, text, index);
1861 CommentPopUp (char *title, char *text)
1863 savedIndex = currentMove; // [HGM] vari
1864 NewCommentPopup(title, text, currentMove);
1870 PopDown(CommentDlg);
1874 /* Disable all user input other than deleting the window */
1875 static int frozen = 0;
1881 /* Grab by a widget that doesn't accept input */
1882 gtk_grab_add(optList[W_MESSG].handle);
1886 /* Undo a FreezeUI */
1890 if (!frozen) return;
1891 gtk_grab_remove(optList[W_MESSG].handle);
1898 static int oldPausing = FALSE;
1899 static GameMode oldmode = (GameMode) -1;
1904 if (!boardWidget || !XtIsRealized(boardWidget)) return;
1906 if (pausing != oldPausing) {
1907 oldPausing = pausing;
1908 MarkMenuItem("Mode.Pause", pausing);
1910 if (appData.showButtonBar) {
1911 /* Always toggle, don't set. Previous code messes up when
1912 invoked while the button is pressed, as releasing it
1913 toggles the state again. */
1916 XtSetArg(args[0], XtNbackground, &oldbg);
1917 XtSetArg(args[1], XtNforeground, &oldfg);
1918 XtGetValues(optList[W_PAUSE].handle,
1920 XtSetArg(args[0], XtNbackground, oldfg);
1921 XtSetArg(args[1], XtNforeground, oldbg);
1923 XtSetValues(optList[W_PAUSE].handle, args, 2);
1928 wname = ModeToWidgetName(oldmode);
1929 if (wname != NULL) {
1930 MarkMenuItem(wname, False);
1932 wname = ModeToWidgetName(gameMode);
1933 if (wname != NULL) {
1934 MarkMenuItem(wname, True);
1937 MarkMenuItem("Mode.MachineMatch", matchMode && matchGame < appData.matchGames);
1939 /* Maybe all the enables should be handled here, not just this one */
1940 EnableNamedMenuItem("Mode.Training", gameMode == Training || gameMode == PlayFromGameFile);
1942 DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);
1947 * Button/menu procedures
1951 /* this variable is shared between CopyPositionProc and SendPositionSelection */
1952 char *selected_fen_position=NULL;
1955 SendPositionSelection (Widget w, Atom *selection, Atom *target,
1956 Atom *type_return, XtPointer *value_return,
1957 unsigned long *length_return, int *format_return)
1959 char *selection_tmp;
1961 // if (!selected_fen_position) return False; /* should never happen */
1962 if (*target == XA_STRING || *target == XA_UTF8_STRING(xDisplay)){
1963 if (!selected_fen_position) { // since it never happens, we use it for indicating a game is being sent
1964 FILE* f = fopen(gameCopyFilename, "r"); // This code, taken from SendGameSelection, now merges the two
1967 if (f == NULL) return False;
1971 selection_tmp = XtMalloc(len + 1);
1972 count = fread(selection_tmp, 1, len, f);
1975 XtFree(selection_tmp);
1978 selection_tmp[len] = NULLCHAR;
1980 /* note: since no XtSelectionDoneProc was registered, Xt will
1981 * automatically call XtFree on the value returned. So have to
1982 * make a copy of it allocated with XtMalloc */
1983 selection_tmp= XtMalloc(strlen(selected_fen_position)+16);
1984 safeStrCpy(selection_tmp, selected_fen_position, strlen(selected_fen_position)+16 );
1987 *value_return=selection_tmp;
1988 *length_return=strlen(selection_tmp);
1989 *type_return=*target;
1990 *format_return = 8; /* bits per byte */
1992 } else if (*target == XA_TARGETS(xDisplay)) {
1993 Atom *targets_tmp = (Atom *) XtMalloc(2 * sizeof(Atom));
1994 targets_tmp[0] = XA_UTF8_STRING(xDisplay);
1995 targets_tmp[1] = XA_STRING;
1996 *value_return = targets_tmp;
1997 *type_return = XA_ATOM;
2000 // This code leads to a read of value_return out of bounds on 64-bit systems.
2001 // Other code which I have seen always sets *format_return to 32 independent of
2002 // sizeof(Atom) without adjusting *length_return. For instance see TextConvertSelection()
2003 // at http://cgit.freedesktop.org/xorg/lib/libXaw/tree/src/Text.c -- BJ
2004 *format_return = 8 * sizeof(Atom);
2005 if (*format_return > 32) {
2006 *length_return *= *format_return / 32;
2007 *format_return = 32;
2010 *format_return = 32;
2019 /* note: when called from menu all parameters are NULL, so no clue what the
2020 * Widget which was clicked on was, or what the click event was
2023 CopySomething (char *src)
2026 selected_fen_position = src;
2028 * Set both PRIMARY (the selection) and CLIPBOARD, since we don't
2029 * have a notion of a position that is selected but not copied.
2030 * See http://www.freedesktop.org/wiki/Specifications/ClipboardsWiki
2032 XtOwnSelection(menuBarWidget, XA_PRIMARY,
2034 SendPositionSelection,
2035 NULL/* lose_ownership_proc */ ,
2036 NULL/* transfer_done_proc */);
2037 XtOwnSelection(menuBarWidget, XA_CLIPBOARD(xDisplay),
2039 SendPositionSelection,
2040 NULL/* lose_ownership_proc */ ,
2041 NULL/* transfer_done_proc */);
2046 /* function called when the data to Paste is ready */
2048 PastePositionCB (Widget w, XtPointer client_data, Atom *selection,
2049 Atom *type, XtPointer value, unsigned long *len, int *format)
2052 if (value==NULL || *len==0) return; /* nothing had been selected to copy */
2053 fenstr[*len]='\0'; /* normally this string is terminated, but be safe */
2054 EditPositionPasteFEN(fenstr);
2059 /* called when Paste Position button is pressed,
2060 * all parameters will be NULL */
2062 PastePositionProc ()
2065 XtGetSelectionValue(menuBarWidget,
2066 appData.pasteSelection ? XA_PRIMARY: XA_CLIPBOARD(xDisplay), XA_STRING,
2067 /* (XtSelectionCallbackProc) */ PastePositionCB,
2068 NULL, /* client_data passed to PastePositionCB */
2070 /* better to use the time field from the event that triggered the
2071 * call to this function, but that isn't trivial to get
2080 /* note: when called from menu all parameters are NULL, so no clue what the
2081 * Widget which was clicked on was, or what the click event was
2083 /* function called when the data to Paste is ready */
2085 PasteGameCB (Widget w, XtPointer client_data, Atom *selection,
2086 Atom *type, XtPointer value, unsigned long *len, int *format)
2089 if (value == NULL || *len == 0) {
2090 return; /* nothing had been selected to copy */
2092 f = fopen(gamePasteFilename, "w");
2094 DisplayError(_("Can't open temp file"), errno);
2097 fwrite(value, 1, *len, f);
2100 LoadGameFromFile(gamePasteFilename, 0, gamePasteFilename, TRUE);
2104 /* called when Paste Game button is pressed,
2105 * all parameters will be NULL */
2110 XtGetSelectionValue(menuBarWidget,
2111 appData.pasteSelection ? XA_PRIMARY: XA_CLIPBOARD(xDisplay), XA_STRING,
2112 /* (XtSelectionCallbackProc) */ PasteGameCB,
2113 NULL, /* client_data passed to PasteGameCB */
2115 /* better to use the time field from the event that triggered the
2116 * call to this function, but that isn't trivial to get
2127 QuitWrapper (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2135 { // bassic primitive for determining if modifier keys are pressed
2138 long int codes[] = { XK_Meta_L, XK_Meta_R, XK_Control_L, XK_Control_R, XK_Shift_L, XK_Shift_R };
2140 XQueryKeymap(xDisplay,keys);
2141 for(i=0; i<6; i++) {
2143 j = XKeysymToKeycode(xDisplay, codes[i]);
2144 k += ( (keys[j>>3]&1<<(j&7)) != 0 );
2152 MoveTypeInProc (Widget widget, caddr_t unused, XEvent *event)
2156 int n = XLookupString(&(event->xkey), buf, 10, &sym, NULL);
2157 if ( n == 1 && *buf >= 32 // printable
2158 && !(ShiftKeys() & 0x3C) // no Alt, Ctrl
2159 ) BoxAutoPopUp (buf);
2165 UpKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2166 { // [HGM] input: let up-arrow recall previous line from history
2171 DownKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2172 { // [HGM] input: let down-arrow recall next line from history
2177 EnterKeyProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2184 TempBackwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2186 if (!TempBackwardActive) {
2187 TempBackwardActive = True;
2193 TempForwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2195 /* Check to see if triggered by a key release event for a repeating key.
2196 * If so the next queued event will be a key press of the same key at the same time */
2197 if (XEventsQueued(xDisplay, QueuedAfterReading)) {
2199 XPeekEvent(xDisplay, &next);
2200 if (next.type == KeyPress && next.xkey.time == event->xkey.time &&
2201 next.xkey.keycode == event->xkey.keycode)
2205 TempBackwardActive = False;
2209 ManInner (Widget w, XEvent *event, String *prms, Cardinal *nprms)
2210 { // called as key binding
2213 if (nprms && *nprms > 0)
2217 snprintf(buf, sizeof(buf), "xterm -e man %s &", name);
2224 { // called from menu
2226 ManInner(NULL, NULL, NULL, NULL);
2231 SetWindowTitle (char *text, char *title, char *icon)
2236 if (appData.titleInWindow) {
2238 XtSetArg(args[i], XtNlabel, text); i++;
2239 XtSetValues(titleWidget, args, i);
2242 XtSetArg(args[i], XtNiconName, (XtArgVal) icon); i++;
2243 XtSetArg(args[i], XtNtitle, (XtArgVal) title); i++;
2244 XtSetValues(shellWidget, args, i);
2245 XSync(xDisplay, False);
2247 if (appData.titleInWindow) {
2248 SetWidgetLabel(titleWidget, text);
2250 gtk_window_set_title (GTK_WINDOW(shells[BoardWindow]), title);
2255 NullXErrorCheck (Display *dpy, XErrorEvent *error_event)
2261 DisplayIcsInteractionTitle (String message)
2264 if (oldICSInteractionTitle == NULL) {
2265 /* Magic to find the old window title, adapted from vim */
2266 char *wina = getenv("WINDOWID");
2268 Window win = (Window) atoi(wina);
2269 Window root, parent, *children;
2270 unsigned int nchildren;
2271 int (*oldHandler)() = XSetErrorHandler(NullXErrorCheck);
2273 if (XFetchName(xDisplay, win, &oldICSInteractionTitle)) break;
2274 if (!XQueryTree(xDisplay, win, &root, &parent,
2275 &children, &nchildren)) break;
2276 if (children) XFree((void *)children);
2277 if (parent == root || parent == 0) break;
2280 XSetErrorHandler(oldHandler);
2282 if (oldICSInteractionTitle == NULL) {
2283 oldICSInteractionTitle = "xterm";
2286 printf("\033]0;%s\007", message);
2293 DisplayTimerLabel (Option *opt, char *color, long timer, int highlight)
2295 GtkWidget *w = (GtkWidget *) opt->handle;
2301 strcpy(bgcolor, "black");
2302 strcpy(fgcolor, "white");
2304 strcpy(bgcolor, "white");
2305 strcpy(fgcolor, "black");
2308 appData.lowTimeWarning &&
2309 (timer / 1000) < appData.icsAlarmTime) {
2310 strcpy(fgcolor, appData.lowTimeWarningColor);
2313 if (appData.clockMode) {
2314 markup = g_markup_printf_escaped("<span size=\"xx-large\" weight=\"heavy\" background=\"%s\" foreground=\"%s\">%s:%s%s</span>",
2315 bgcolor, fgcolor, color, appData.logoSize && !partnerUp ? "\n" : " ", TimeString(timer));
2317 markup = g_markup_printf_escaped("<span size=\"xx-large\" weight=\"heavy\" background=\"%s\" foreground=\"%s\">%s </span>",
2318 bgcolor, fgcolor, color);
2320 gtk_label_set_markup(GTK_LABEL(w), markup);
2325 static Pixmap *clockIcons[] = { &wIconPixmap, &bIconPixmap };
2329 SetClockIcon (int color)
2333 Pixmap pm = *clockIcons[color];
2334 if (iconPixmap != pm) {
2336 XtSetArg(args[0], XtNiconPixmap, iconPixmap);
2337 XtSetValues(shellWidget, args, 1);
2342 #define INPUT_SOURCE_BUF_SIZE 8192
2351 char buf[INPUT_SOURCE_BUF_SIZE];
2356 DoInputCallback(io, cond, data)
2361 /* read input from one of the input source (for example a chess program, ICS, etc).
2362 * and call a function that will handle the input
2369 /* All information (callback function, file descriptor, etc) is
2370 * saved in an InputSource structure
2372 InputSource *is = (InputSource *) data;
2374 if (is->lineByLine) {
2375 count = read(is->fd, is->unused,
2376 INPUT_SOURCE_BUF_SIZE - (is->unused - is->buf));
2378 (is->func)(is, is->closure, is->buf, count, count ? errno : 0);
2381 is->unused += count;
2383 /* break input into lines and call the callback function on each
2386 while (p < is->unused) {
2387 q = memchr(p, '\n', is->unused - p);
2388 if (q == NULL) break;
2390 (is->func)(is, is->closure, p, q - p, 0);
2393 /* remember not yet used part of the buffer */
2395 while (p < is->unused) {
2400 /* read maximum length of input buffer and send the whole buffer
2401 * to the callback function
2403 count = read(is->fd, is->buf, INPUT_SOURCE_BUF_SIZE);
2408 (is->func)(is, is->closure, is->buf, count, error);
2410 return True; // Must return true or the watch will be removed
2413 InputSourceRef AddInputSource(pr, lineByLine, func, closure)
2420 GIOChannel *channel;
2421 ChildProc *cp = (ChildProc *) pr;
2423 is = (InputSource *) calloc(1, sizeof(InputSource));
2424 is->lineByLine = lineByLine;
2428 is->fd = fileno(stdin);
2430 is->kind = cp->kind;
2431 is->fd = cp->fdFrom;
2434 is->unused = is->buf;
2438 /* GTK-TODO: will this work on windows?*/
2440 channel = g_io_channel_unix_new(is->fd);
2441 g_io_channel_set_close_on_unref (channel, TRUE);
2442 is->sid = g_io_add_watch(channel, G_IO_IN,(GIOFunc) DoInputCallback, is);
2444 is->closure = closure;
2445 return (InputSourceRef) is;
2450 RemoveInputSource(isr)
2453 InputSource *is = (InputSource *) isr;
2455 if (is->sid == 0) return;
2456 g_source_remove(is->sid);
2463 static Boolean frameWaiting;
2466 FrameAlarm (int sig)
2468 frameWaiting = False;
2469 /* In case System-V style signals. Needed?? */
2470 signal(SIGALRM, FrameAlarm);
2474 FrameDelay (int time)
2476 struct itimerval delay;
2479 frameWaiting = True;
2480 signal(SIGALRM, FrameAlarm);
2481 delay.it_interval.tv_sec =
2482 delay.it_value.tv_sec = time / 1000;
2483 delay.it_interval.tv_usec =
2484 delay.it_value.tv_usec = (time % 1000) * 1000;
2485 setitimer(ITIMER_REAL, &delay, NULL);
2486 while (frameWaiting) pause();
2487 delay.it_interval.tv_sec = delay.it_value.tv_sec = 0;
2488 delay.it_interval.tv_usec = delay.it_value.tv_usec = 0;
2489 setitimer(ITIMER_REAL, &delay, NULL);
2496 FrameDelay (int time)
2499 XSync(xDisplay, False);
2502 usleep(time * 1000);
2508 LoadLogo (ChessProgramState *cps, int n, Boolean ics)
2510 char buf[MSG_SIZ], *logoName = buf;
2511 if(appData.logo[n][0]) {
2512 logoName = appData.logo[n];
2513 } else if(appData.autoLogo) {
2514 if(ics) { // [HGM] logo: in ICS mode second can be used for ICS
2515 sprintf(buf, "%s/%s.png", appData.logoDir, appData.icsHost);
2516 } else if(appData.directory[n] && appData.directory[n][0]) {
2517 sprintf(buf, "%s/%s.png", appData.logoDir, cps->tidy);
2521 { ASSIGN(cps->programLogo, logoName); }
2525 UpdateLogos (int displ)
2527 if(optList[W_WHITE-1].handle == NULL) return;
2528 LoadLogo(&first, 0, 0);
2529 LoadLogo(&second, 1, appData.icsActive);
2530 if(displ) DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);