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"
165 #include "engineoutput.h"
175 #define usleep(t) _sleep2(((t)+500)/1000)
179 # define _(s) gettext (s)
180 # define N_(s) gettext_noop (s)
186 int main P((int argc, char **argv));
187 RETSIGTYPE CmailSigHandler P((int sig));
188 RETSIGTYPE IntSigHandler P((int sig));
189 RETSIGTYPE TermSizeSigHandler P((int sig));
191 char *InsertPxlSize P((char *pattern, int targetPxlSize));
192 XFontSet CreateFontSet P((char *base_fnt_lst));
194 char *FindFont P((char *pattern, int targetPxlSize));
196 void DelayedDrag P((void));
197 void ICSInputBoxPopUp P((void));
198 void MoveTypeInProc P((GdkEventKey *eventkey));
199 gboolean KeyPressProc P((GtkWindow *window, GdkEventKey *eventkey, gpointer data));
200 Boolean TempBackwardActive = False;
201 void DisplayMove P((int moveNumber));
202 void ICSInitScript P((void));
203 void update_ics_width P(());
204 int CopyMemoProc P(());
205 static gboolean EventProc P((GtkWidget *widget, GdkEvent *event, gpointer g));
209 XFontSet fontSet, clockFontSet;
212 XFontStruct *clockFontStruct;
214 Font coordFontID, countFontID;
215 XFontStruct *coordFontStruct, *countFontStruct;
217 void *shellWidget, *formWidget, *boardWidget, *titleWidget, *dropMenu, *menuBarWidget;
218 GtkWidget *mainwindow;
220 Option *optList; // contains all widgets of main window
223 char installDir[] = "."; // [HGM] UCI: needed for UCI; probably needs run-time initializtion
226 static GdkPixbuf *mainwindowIcon=NULL;
227 static GdkPixbuf *WhiteIcon=NULL;
228 static GdkPixbuf *BlackIcon=NULL;
230 typedef unsigned int BoardSize;
232 Boolean chessProgram;
234 int minX, minY; // [HGM] placement: volatile limits on upper-left corner
235 int smallLayout = 0, tinyLayout = 0,
236 marginW, marginH, // [HGM] for run-time resizing
237 fromX = -1, fromY = -1, toX, toY, commentUp = False,
238 errorExitStatus = -1, defaultLineGap;
240 Dimension textHeight;
242 char *chessDir, *programName, *programVersion;
243 Boolean alwaysOnTop = False;
244 char *icsTextMenuString;
246 char *firstChessProgramNames;
247 char *secondChessProgramNames;
249 WindowPlacement wpMain;
250 WindowPlacement wpConsole;
251 WindowPlacement wpComment;
252 WindowPlacement wpMoveHistory;
253 WindowPlacement wpEvalGraph;
254 WindowPlacement wpEngineOutput;
255 WindowPlacement wpGameList;
256 WindowPlacement wpTags;
258 /* This magic number is the number of intermediate frames used
259 in each half of the animation. For short moves it's reduced
260 by 1. The total number of frames will be factor * 2 + 1. */
263 SizeDefaults sizeDefaults[] = SIZE_DEFAULTS;
270 DropMenuEnables dmEnables[] = {
279 XtResource clientResources[] = {
280 { "flashCount", "flashCount", XtRInt, sizeof(int),
281 XtOffset(AppDataPtr, flashCount), XtRImmediate,
282 (XtPointer) FLASH_COUNT },
286 char globalTranslations[] =
287 ":<Key>F9: MenuItem(Actions.Resign) \n \
288 :Ctrl<Key>n: MenuItem(File.NewGame) \n \
289 :Meta<Key>V: MenuItem(File.NewVariant) \n \
290 :Ctrl<Key>o: MenuItem(File.LoadGame) \n \
291 :Meta<Key>Next: MenuItem(LoadNextGameProc) \n \
292 :Meta<Key>Prior: MenuItem(LoadPrevGameProc) \n \
293 :Ctrl<Key>Down: LoadSelectedProc(3) \n \
294 :Ctrl<Key>Up: LoadSelectedProc(-3) \n \
295 :Ctrl<Key>s: MenuItem(File.SaveGame) \n \
296 :Ctrl<Key>c: MenuItem(Edit.CopyGame) \n \
297 :Ctrl<Key>v: MenuItem(Edit.PasteGame) \n \
298 :Ctrl<Key>O: MenuItem(File.LoadPosition) \n \
299 :Shift<Key>Next: MenuItem(LoadNextPositionProc) \n \
300 :Shift<Key>Prior: MenuItem(LoadPrevPositionProc) \n \
301 :Ctrl<Key>S: MenuItem(File.SavePosition) \n \
302 :Ctrl<Key>C: MenuItem(Edit.CopyPosition) \n \
303 :Ctrl<Key>V: MenuItem(Edit.PastePosition) \n \
304 :Ctrl<Key>q: MenuItem(File.Quit) \n \
305 :Ctrl<Key>w: MenuItem(Mode.MachineWhite) \n \
306 :Ctrl<Key>b: MenuItem(Mode.MachineBlack) \n \
307 :Ctrl<Key>t: MenuItem(Mode.TwoMachines) \n \
308 :Ctrl<Key>a: MenuItem(Mode.AnalysisMode) \n \
309 :Ctrl<Key>g: MenuItem(Mode.AnalyzeFile) \n \
310 :Ctrl<Key>e: MenuItem(Mode.EditGame) \n \
311 :Ctrl<Key>E: MenuItem(Mode.EditPosition) \n \
312 :Meta<Key>O: MenuItem(View.EngineOutput) \n \
313 :Meta<Key>E: MenuItem(View.EvaluationGraph) \n \
314 :Meta<Key>G: MenuItem(View.GameList) \n \
315 :Meta<Key>H: MenuItem(View.MoveHistory) \n \
316 :<Key>Pause: MenuItem(Mode.Pause) \n \
317 :<Key>F3: MenuItem(Action.Accept) \n \
318 :<Key>F4: MenuItem(Action.Decline) \n \
319 :<Key>F12: MenuItem(Action.Rematch) \n \
320 :<Key>F5: MenuItem(Action.CallFlag) \n \
321 :<Key>F6: MenuItem(Action.Draw) \n \
322 :<Key>F7: MenuItem(Action.Adjourn) \n \
323 :<Key>F8: MenuItem(Action.Abort) \n \
324 :<Key>F10: MenuItem(Action.StopObserving) \n \
325 :<Key>F11: MenuItem(Action.StopExamining) \n \
326 :Ctrl<Key>d: MenuItem(DebugProc) \n \
327 :Meta Ctrl<Key>F12: MenuItem(DebugProc) \n \
328 :Meta<Key>End: MenuItem(Edit.ForwardtoEnd) \n \
329 :Meta<Key>Right: MenuItem(Edit.Forward) \n \
330 :Meta<Key>Home: MenuItem(Edit.BacktoStart) \n \
331 :Meta<Key>Left: MenuItem(Edit.Backward) \n \
332 :<Key>Left: MenuItem(Edit.Backward) \n \
333 :<Key>Right: MenuItem(Edit.Forward) \n \
334 :<Key>Home: MenuItem(Edit.Revert) \n \
335 :<Key>End: MenuItem(Edit.TruncateGame) \n \
336 :Ctrl<Key>m: MenuItem(Engine.MoveNow) \n \
337 :Ctrl<Key>x: MenuItem(Engine.RetractMove) \n \
338 :Meta<Key>J: MenuItem(Options.Adjudications) \n \
339 :Meta<Key>U: MenuItem(Options.CommonEngine) \n \
340 :Meta<Key>T: MenuItem(Options.TimeControl) \n \
341 :Ctrl<Key>P: MenuItem(PonderNextMove) \n "
342 #ifndef OPTIONSDIALOG
344 :Ctrl<Key>Q: MenuItem(AlwaysQueenProc) \n \
345 :Ctrl<Key>F: MenuItem(AutoflagProc) \n \
346 :Ctrl<Key>A: MenuItem(AnimateMovingProc) \n \
347 :Ctrl<Key>L: MenuItem(TestLegalityProc) \n \
348 :Ctrl<Key>H: MenuItem(HideThinkingProc) \n "
351 :<Key>F1: MenuItem(Help.ManXBoard) \n \
352 :<Key>F2: MenuItem(View.FlipView) \n \
353 :<KeyDown>Return: TempBackwardProc() \n \
354 :<KeyUp>Return: TempForwardProc() \n";
356 char ICSInputTranslations[] =
357 "<Key>Up: UpKeyProc() \n "
358 "<Key>Down: DownKeyProc() \n "
359 "<Key>Return: EnterKeyProc() \n";
361 // [HGM] vari: another hideous kludge: call extend-end first so we can be sure select-start works,
362 // as the widget is destroyed before the up-click can call extend-end
363 char commentTranslations[] = "<Btn3Down>: extend-end() select-start() CommentClick() \n";
366 String xboardResources[] = {
367 "*Error*translations: #override\\n <Key>Return: ErrorPopDown()",
375 gtk_window_present(GTK_WINDOW(mainwindow));
378 //---------------------------------------------------------------------------------------------------------
379 // some symbol definitions to provide the proper (= XBoard) context for the code in args.h
382 #define CW_USEDEFAULT (1<<31)
383 #define ICS_TEXT_MENU_SIZE 90
384 #define DEBUG_FILE "xboard.debug"
385 #define SetCurrentDirectory chdir
386 #define GetCurrentDirectory(SIZE, NAME) getcwd(NAME, SIZE)
390 // The option definition and parsing code common to XBoard and WinBoard is collected in this file
393 // front-end part of option handling
395 // [HGM] This platform-dependent table provides the location for storing the color info
396 extern char *crWhite, * crBlack;
400 &appData.whitePieceColor,
401 &appData.blackPieceColor,
402 &appData.lightSquareColor,
403 &appData.darkSquareColor,
404 &appData.highlightSquareColor,
405 &appData.premoveHighlightColor,
406 &appData.lowTimeWarningColor,
417 // [HGM] font: keep a font for each square size, even non-stndard ones
420 Boolean fontIsSet[NUM_FONTS], fontValid[NUM_FONTS][MAX_SIZE];
421 char *fontTable[NUM_FONTS][MAX_SIZE];
424 ParseFont (char *name, int number)
425 { // in XBoard, only 2 of the fonts are currently implemented, and we just copy their name
427 if(sscanf(name, "size%d:", &size)) {
428 // [HGM] font: font is meant for specific boardSize (likely from settings file);
429 // defer processing it until we know if it matches our board size
430 if(size >= 0 && size<MAX_SIZE) { // for now, fixed limit
431 fontTable[number][size] = strdup(strchr(name, ':')+1);
432 fontValid[number][size] = True;
437 case 0: // CLOCK_FONT
438 appData.clockFont = strdup(name);
440 case 1: // MESSAGE_FONT
441 appData.font = strdup(name);
443 case 2: // COORD_FONT
444 appData.coordFont = strdup(name);
449 fontIsSet[number] = True; // [HGM] font: indicate a font was specified (not from settings file)
454 { // only 2 fonts currently
455 appData.clockFont = CLOCK_FONT_NAME;
456 appData.coordFont = COORD_FONT_NAME;
457 appData.font = DEFAULT_FONT_NAME;
462 { // no-op, until we identify the code for this already in XBoard and move it here
466 ParseColor (int n, char *name)
467 { // in XBoard, just copy the color-name string
468 if(colorVariable[n]) *(char**)colorVariable[n] = strdup(name);
472 ParseTextAttribs (ColorClass cc, char *s)
474 (&appData.colorShout)[cc] = strdup(s);
478 ParseBoardSize (void *addr, char *name)
480 appData.boardSize = strdup(name);
485 { // In XBoard the sound-playing program takes care of obtaining the actual sound
489 SetCommPortDefaults ()
490 { // for now, this is a no-op, as the corresponding option does not exist in XBoard
493 // [HGM] args: these three cases taken out to stay in front-end
495 SaveFontArg (FILE *f, ArgDescriptor *ad)
498 int i, n = (int)(intptr_t)ad->argLoc;
500 case 0: // CLOCK_FONT
501 name = appData.clockFont;
503 case 1: // MESSAGE_FONT
506 case 2: // COORD_FONT
507 name = appData.coordFont;
512 for(i=0; i<NUM_SIZES; i++) // [HGM] font: current font becomes standard for current size
513 if(sizeDefaults[i].squareSize == squareSize) { // only for standard sizes!
514 fontTable[n][squareSize] = strdup(name);
515 fontValid[n][squareSize] = True;
518 for(i=0; i<MAX_SIZE; i++) if(fontValid[n][i]) // [HGM] font: store all standard fonts
519 fprintf(f, OPTCHAR "%s" SEPCHAR "\"size%d:%s\"\n", ad->argName, i, fontTable[n][i]);
524 { // nothing to do, as the sounds are at all times represented by their text-string names already
528 SaveAttribsArg (FILE *f, ArgDescriptor *ad)
529 { // here the "argLoc" defines a table index. It could have contained the 'ta' pointer itself, though
530 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, (&appData.colorShout)[(int)(intptr_t)ad->argLoc]);
534 SaveColor (FILE *f, ArgDescriptor *ad)
535 { // in WinBoard the color is an int and has to be converted to text. In X it would be a string already?
536 if(colorVariable[(int)(intptr_t)ad->argLoc])
537 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", ad->argName, *(char**)colorVariable[(int)(intptr_t)ad->argLoc]);
541 SaveBoardSize (FILE *f, char *name, void *addr)
542 { // wrapper to shield back-end from BoardSize & sizeInfo
543 fprintf(f, OPTCHAR "%s" SEPCHAR "%s\n", name, appData.boardSize);
547 ParseCommPortSettings (char *s)
548 { // no such option in XBoard (yet)
554 GetActualPlacement (GtkWidget *shell, WindowPlacement *wp)
558 gtk_widget_get_allocation(shell, &a);
559 gtk_window_get_position(GTK_WINDOW(shell), &a.x, &a.y);
563 wp->height = a.height;
564 //printf("placement: (%d,%d) %dx%d\n", a.x, a.y, a.width, a.height);
565 frameX = 3; frameY = 3; // remember to decide if windows touch
570 { // wrapper to shield use of window handles from back-end (make addressible by number?)
571 // In XBoard this will have to wait until awareness of window parameters is implemented
572 GetActualPlacement(shellWidget, &wpMain);
573 if(shellUp[EngOutDlg]) GetActualPlacement(shells[EngOutDlg], &wpEngineOutput);
574 if(shellUp[HistoryDlg]) GetActualPlacement(shells[HistoryDlg], &wpMoveHistory);
575 if(shellUp[EvalGraphDlg]) GetActualPlacement(shells[EvalGraphDlg], &wpEvalGraph);
576 if(shellUp[GameListDlg]) GetActualPlacement(shells[GameListDlg], &wpGameList);
577 if(shellUp[CommentDlg]) GetActualPlacement(shells[CommentDlg], &wpComment);
578 if(shellUp[TagsDlg]) GetActualPlacement(shells[TagsDlg], &wpTags);
582 PrintCommPortSettings (FILE *f, char *name)
583 { // This option does not exist in XBoard
587 EnsureOnScreen (int *x, int *y, int minX, int minY)
594 { // [HGM] args: allows testing if main window is realized from back-end
595 return DialogExists(BoardWindow);
599 PopUpStartupDialog ()
600 { // start menu not implemented in XBoard
604 ConvertToLine (int argc, char **argv)
606 static char line[128*1024], buf[1024];
610 for(i=1; i<argc; i++)
612 if( (strchr(argv[i], ' ') || strchr(argv[i], '\n') ||strchr(argv[i], '\t') || argv[i][0] == NULLCHAR)
613 && argv[i][0] != '{' )
614 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "{%s} ", argv[i]);
616 snprintf(buf, sizeof(buf)/sizeof(buf[0]), "%s ", argv[i]);
617 strncat(line, buf, 128*1024 - strlen(line) - 1 );
620 line[strlen(line)-1] = NULLCHAR;
624 //--------------------------------------------------------------------------------------------
627 ResizeBoardWindow (int w, int h, int inhibit)
629 w += marginW + 1; // [HGM] not sure why the +1 is (sometimes) needed...
631 gtk_window_resize(GTK_WINDOW(shellWidget), w, h);
636 { // dummy, as the GTK code does not make colors in advance
641 InitializeFonts (int clockFontPxlSize, int coordFontPxlSize, int fontPxlSize)
642 { // determine what fonts to use, and create them
647 if(!fontIsSet[CLOCK_FONT] && fontValid[CLOCK_FONT][squareSize])
648 appData.clockFont = fontTable[CLOCK_FONT][squareSize];
649 if(!fontIsSet[MESSAGE_FONT] && fontValid[MESSAGE_FONT][squareSize])
650 appData.font = fontTable[MESSAGE_FONT][squareSize];
651 if(!fontIsSet[COORD_FONT] && fontValid[COORD_FONT][squareSize])
652 appData.coordFont = fontTable[COORD_FONT][squareSize];
655 appData.font = InsertPxlSize(appData.font, fontPxlSize);
656 appData.clockFont = InsertPxlSize(appData.clockFont, clockFontPxlSize);
657 appData.coordFont = InsertPxlSize(appData.coordFont, coordFontPxlSize);
658 fontSet = CreateFontSet(appData.font);
659 clockFontSet = CreateFontSet(appData.clockFont);
661 /* For the coordFont, use the 0th font of the fontset. */
662 XFontSet coordFontSet = CreateFontSet(appData.coordFont);
663 XFontStruct **font_struct_list;
664 XFontSetExtents *fontSize;
665 char **font_name_list;
666 XFontsOfFontSet(coordFontSet, &font_struct_list, &font_name_list);
667 coordFontID = XLoadFont(xDisplay, font_name_list[0]);
668 coordFontStruct = XQueryFont(xDisplay, coordFontID);
669 fontSize = XExtentsOfFontSet(fontSet); // [HGM] figure out how much vertical space font takes
670 textHeight = fontSize->max_logical_extent.height + 5; // add borderWidth
673 appData.font = FindFont(appData.font, fontPxlSize);
674 appData.clockFont = FindFont(appData.clockFont, clockFontPxlSize);
675 appData.coordFont = FindFont(appData.coordFont, coordFontPxlSize);
676 clockFontID = XLoadFont(xDisplay, appData.clockFont);
677 clockFontStruct = XQueryFont(xDisplay, clockFontID);
678 coordFontID = XLoadFont(xDisplay, appData.coordFont);
679 coordFontStruct = XQueryFont(xDisplay, coordFontID);
680 // textHeight in !NLS mode!
682 countFontID = coordFontID; // [HGM] holdings
683 countFontStruct = coordFontStruct;
685 xdb = XtDatabase(xDisplay);
687 XrmPutLineResource(&xdb, "*international: True");
688 vTo.size = sizeof(XFontSet);
689 vTo.addr = (XtPointer) &fontSet;
690 XrmPutResource(&xdb, "*fontSet", XtRFontSet, &vTo);
692 XrmPutStringResource(&xdb, "*font", appData.font);
703 case ArgInt: p = " N"; break;
704 case ArgString: p = " STR"; break;
705 case ArgBoolean: p = " TF"; break;
706 case ArgSettingsFilename:
707 case ArgFilename: p = " FILE"; break;
708 case ArgX: p = " Nx"; break;
709 case ArgY: p = " Ny"; break;
710 case ArgAttribs: p = " TEXTCOL"; break;
711 case ArgColor: p = " COL"; break;
712 case ArgFont: p = " FONT"; break;
713 case ArgBoardSize: p = " SIZE"; break;
714 case ArgFloat: p = " FLOAT"; break;
719 case ArgCommSettings:
730 ArgDescriptor *q, *p = argDescriptors+5;
731 printf("\nXBoard accepts the following options:\n"
732 "(N = integer, TF = true or false, STR = text string, FILE = filename,\n"
733 " Nx, Ny = relative coordinates, COL = color, FONT = X-font spec,\n"
734 " SIZE = board-size spec(s)\n"
735 " Within parentheses are short forms, or options to set to true or false.\n"
736 " Persistent options (saved in the settings file) are marked with *)\n\n");
738 if(p->argType == ArgCommSettings) { p++; continue; } // XBoard has no comm port
739 snprintf(buf+len, MSG_SIZ, "-%s%s", p->argName, PrintArg(p->argType));
740 if(p->save) strcat(buf+len, "*");
741 for(q=p+1; q->argLoc == p->argLoc; q++) {
742 if(q->argName[0] == '-') continue;
743 strcat(buf+len, q == p+1 ? " (" : " ");
744 sprintf(buf+strlen(buf), "-%s%s", q->argName, PrintArg(q->argType));
746 if(q != p+1) strcat(buf+len, ")");
748 if(len > 39) len = 0, printf("%s\n", buf); else while(len < 39) buf[len++] = ' ';
751 if(len) buf[len] = NULLCHAR, printf("%s\n", buf);
755 main (int argc, char **argv)
757 int i, clockFontPxlSize, coordFontPxlSize, fontPxlSize;
758 int boardWidth, boardHeight, w, h;
760 int forceMono = False;
762 srandom(time(0)); // [HGM] book: make random truly random
764 setbuf(stdout, NULL);
765 setbuf(stderr, NULL);
768 if(argc > 1 && (!strcmp(argv[1], "-v" ) || !strcmp(argv[1], "--version" ))) {
769 printf("%s version %s\n", PACKAGE_NAME, PACKAGE_VERSION);
773 if(argc > 1 && !strcmp(argv[1], "--help" )) {
779 gtk_init (&argc, &argv);
781 programName = strrchr(argv[0], '/');
782 if (programName == NULL)
783 programName = argv[0];
788 // if (appData.debugMode) {
789 // fprintf(debugFP, "locale = %s\n", setlocale(LC_ALL, NULL));
792 bindtextdomain(PACKAGE, LOCALEDIR);
796 appData.boardSize = "";
797 InitAppData(ConvertToLine(argc, argv));
799 if (p == NULL) p = "/tmp";
800 i = strlen(p) + strlen("/.xboardXXXXXx.pgn") + 1;
801 gameCopyFilename = (char*) malloc(i);
802 gamePasteFilename = (char*) malloc(i);
803 snprintf(gameCopyFilename,i, "%s/.xboard%05uc.pgn", p, getpid());
804 snprintf(gamePasteFilename,i, "%s/.xboard%05up.pgn", p, getpid());
806 { // [HGM] initstring: kludge to fix bad bug. expand '\n' characters in init string and computer string.
807 static char buf[MSG_SIZ];
808 EscapeExpand(buf, appData.firstInitString);
809 appData.firstInitString = strdup(buf);
810 EscapeExpand(buf, appData.secondInitString);
811 appData.secondInitString = strdup(buf);
812 EscapeExpand(buf, appData.firstComputerString);
813 appData.firstComputerString = strdup(buf);
814 EscapeExpand(buf, appData.secondComputerString);
815 appData.secondComputerString = strdup(buf);
818 if ((chessDir = (char *) getenv("CHESSDIR")) == NULL) {
821 if (chdir(chessDir) != 0) {
822 fprintf(stderr, _("%s: can't cd to CHESSDIR: "), programName);
828 if (appData.debugMode && appData.nameOfDebugFile && strcmp(appData.nameOfDebugFile, "stderr")) {
829 /* [DM] debug info to file [HGM] make the filename a command-line option, and allow it to remain stderr */
830 if ((debugFP = fopen(appData.nameOfDebugFile, "w")) == NULL) {
831 printf(_("Failed to open file '%s'\n"), appData.nameOfDebugFile);
834 setbuf(debugFP, NULL);
838 if (appData.debugMode) {
839 fprintf(debugFP, "locale = %s\n", setlocale(LC_ALL, NULL));
843 /* [HGM,HR] make sure board size is acceptable */
844 if(appData.NrFiles > BOARD_FILES ||
845 appData.NrRanks > BOARD_RANKS )
846 DisplayFatalError(_("Recompile with larger BOARD_RANKS or BOARD_FILES to support this size"), 0, 2);
849 /* This feature does not work; animation needs a rewrite */
850 appData.highlightDragging = FALSE;
854 gameInfo.variant = StringToVariant(appData.variant);
858 * determine size, based on supplied or remembered -size, or screen size
860 if (isdigit(appData.boardSize[0])) {
861 i = sscanf(appData.boardSize, "%d,%d,%d,%d,%d,%d,%d", &squareSize,
862 &lineGap, &clockFontPxlSize, &coordFontPxlSize,
863 &fontPxlSize, &smallLayout, &tinyLayout);
865 fprintf(stderr, _("%s: bad boardSize syntax %s\n"),
866 programName, appData.boardSize);
870 /* Find some defaults; use the nearest known size */
871 SizeDefaults *szd, *nearest;
872 int distance = 99999;
873 nearest = szd = sizeDefaults;
874 while (szd->name != NULL) {
875 if (abs(szd->squareSize - squareSize) < distance) {
877 distance = abs(szd->squareSize - squareSize);
878 if (distance == 0) break;
882 if (i < 2) lineGap = nearest->lineGap;
883 if (i < 3) clockFontPxlSize = nearest->clockFontPxlSize;
884 if (i < 4) coordFontPxlSize = nearest->coordFontPxlSize;
885 if (i < 5) fontPxlSize = nearest->fontPxlSize;
886 if (i < 6) smallLayout = nearest->smallLayout;
887 if (i < 7) tinyLayout = nearest->tinyLayout;
890 SizeDefaults *szd = sizeDefaults;
891 if (*appData.boardSize == NULLCHAR) {
892 GdkScreen *screen = gtk_window_get_screen(GTK_WINDOW(mainwindow));
893 guint screenwidth = gdk_screen_get_width(screen);
894 guint screenheight = gdk_screen_get_height(screen);
895 while (screenwidth < szd->minScreenSize ||
896 screenheight < szd->minScreenSize) {
899 if (szd->name == NULL) szd--;
900 appData.boardSize = strdup(szd->name); // [HGM] settings: remember name for saving settings
902 while (szd->name != NULL &&
903 StrCaseCmp(szd->name, appData.boardSize) != 0) szd++;
904 if (szd->name == NULL) {
905 fprintf(stderr, _("%s: unrecognized boardSize name %s\n"),
906 programName, appData.boardSize);
910 squareSize = szd->squareSize;
911 lineGap = szd->lineGap;
912 clockFontPxlSize = szd->clockFontPxlSize;
913 coordFontPxlSize = szd->coordFontPxlSize;
914 fontPxlSize = szd->fontPxlSize;
915 smallLayout = szd->smallLayout;
916 tinyLayout = szd->tinyLayout;
917 // [HGM] font: use defaults from settings file if available and not overruled
920 defaultLineGap = lineGap;
921 if(appData.overrideLineGap >= 0) lineGap = appData.overrideLineGap;
923 /* [HR] height treated separately (hacked) */
924 boardWidth = lineGap + BOARD_WIDTH * (squareSize + lineGap);
925 boardHeight = lineGap + BOARD_HEIGHT * (squareSize + lineGap);
928 * Determine what fonts to use.
931 InitializeFonts(clockFontPxlSize, coordFontPxlSize, fontPxlSize);
935 * Detect if there are not enough colors available and adapt.
938 if (DefaultDepth(xDisplay, xScreen) <= 2) {
939 appData.monoMode = True;
943 forceMono = MakeColors();
946 fprintf(stderr, _("%s: too few colors available; trying monochrome mode\n"),
948 appData.monoMode = True;
951 ParseIcsTextColors();
957 layoutName = "tinyLayout";
958 } else if (smallLayout) {
959 layoutName = "smallLayout";
961 layoutName = "normalLayout";
964 optList = BoardPopUp(squareSize, lineGap, (void*)
974 InitDrawingHandle(optList + W_BOARD);
975 shellWidget = shells[BoardWindow];
976 currBoard = &optList[W_BOARD];
977 boardWidget = optList[W_BOARD].handle;
978 menuBarWidget = optList[W_MENU].handle;
979 dropMenu = optList[W_DROP].handle;
980 titleWidget = optList[optList[W_TITLE].type != -1 ? W_TITLE : W_SMALL].handle;
982 formWidget = XtParent(boardWidget);
983 XtSetArg(args[0], XtNbackground, &timerBackgroundPixel);
984 XtSetArg(args[1], XtNforeground, &timerForegroundPixel);
985 XtGetValues(optList[W_WHITE].handle, args, 2);
986 if (appData.showButtonBar) { // can't we use timer pixels for this? (Or better yet, just black & white?)
987 XtSetArg(args[0], XtNbackground, &buttonBackgroundPixel);
988 XtSetArg(args[1], XtNforeground, &buttonForegroundPixel);
989 XtGetValues(optList[W_PAUSE].handle, args, 2);
993 // [HGM] it seems the layout code ends here, but perhaps the color stuff is size independent and would
994 // not need to go into InitDrawingSizes().
999 * Create an icon. (Use two icons, to indicate whther it is white's or black's turn.)
1001 WhiteIcon = gdk_pixbuf_new_from_file(SVGDIR "/icon_white.svg", NULL);
1002 BlackIcon = gdk_pixbuf_new_from_file(SVGDIR "/icon_black.svg", NULL);
1003 mainwindowIcon = WhiteIcon;
1004 gtk_window_set_icon(GTK_WINDOW(shellWidget), mainwindowIcon);
1008 * Create a cursor for the board widget.
1011 window_attributes.cursor = XCreateFontCursor(xDisplay, XC_hand2);
1012 XChangeWindowAttributes(xDisplay, xBoardWindow,
1013 CWCursor, &window_attributes);
1017 * Inhibit shell resizing.
1020 shellArgs[0].value = (XtArgVal) &w;
1021 shellArgs[1].value = (XtArgVal) &h;
1022 XtGetValues(shellWidget, shellArgs, 2);
1023 shellArgs[4].value = shellArgs[2].value = w;
1024 shellArgs[5].value = shellArgs[3].value = h;
1025 // XtSetValues(shellWidget, &shellArgs[2], 4);
1029 gtk_widget_get_allocation(shells[BoardWindow], &a);
1030 w = a.width; h = a.height;
1031 //printf("start size (%d,%d), %dx%d\n", a.x, a.y, w, h);
1032 gtk_widget_get_allocation(boardWidget, &a);
1033 marginW = w - boardWidth; // [HGM] needed to set new shellWidget size when we resize board
1034 marginH = h - a.height - 25; // subtract 25, because GTK seems to insert this amount of extra empty space
1035 gtk_window_resize(GTK_WINDOW(shellWidget), marginW + boardWidth, marginH + boardHeight);
1036 //printf("margins h=%d v=%d\n", marginW, marginH);
1042 if(appData.logoSize)
1043 { // locate and read user logo
1045 snprintf(buf, MSG_SIZ, "%s/%s.png", appData.logoDir, UserName());
1046 ASSIGN(userLogo, buf);
1049 if (appData.animate || appData.animateDragging)
1052 g_signal_connect(shells[BoardWindow], "key-press-event", G_CALLBACK(KeyPressProc), NULL);
1053 g_signal_connect(shells[BoardWindow], "configure-event", G_CALLBACK(EventProc), NULL);
1055 /* [AS] Restore layout */
1056 if( wpMoveHistory.visible ) {
1060 if( wpEvalGraph.visible )
1065 if( wpEngineOutput.visible ) {
1066 EngineOutputPopUp();
1071 if (errorExitStatus == -1) {
1072 if (appData.icsActive) {
1073 /* We now wait until we see "login:" from the ICS before
1074 sending the logon script (problems with timestamp otherwise) */
1075 /*ICSInitScript();*/
1076 if (appData.icsInputBox) ICSInputBoxPopUp();
1080 signal(SIGWINCH, TermSizeSigHandler);
1082 signal(SIGINT, IntSigHandler);
1083 signal(SIGTERM, IntSigHandler);
1084 if (*appData.cmailGameName != NULLCHAR) {
1085 signal(SIGUSR1, CmailSigHandler);
1089 gameInfo.boardWidth = 0; // [HGM] pieces: kludge to ensure InitPosition() calls InitDrawingSizes()
1092 // XtSetKeyboardFocus(shellWidget, formWidget);
1094 XSetInputFocus(xDisplay, XtWindow(formWidget), RevertToPointerRoot, CurrentTime);
1097 /* check for GTK events and process them */
1100 gtk_main_iteration();
1103 if (appData.debugMode) fclose(debugFP); // [DM] debug
1108 TermSizeSigHandler (int sig)
1114 IntSigHandler (int sig)
1120 CmailSigHandler (int sig)
1125 signal(SIGUSR1, SIG_IGN); /* suspend handler */
1127 /* Activate call-back function CmailSigHandlerCallBack() */
1128 OutputToProcess(cmailPR, (char *)(&dummy), sizeof(int), &error);
1130 signal(SIGUSR1, CmailSigHandler); /* re-activate handler */
1134 CmailSigHandlerCallBack (InputSourceRef isr, VOIDSTAR closure, char *message, int count, int error)
1137 ReloadCmailMsgEvent(TRUE); /* Reload cmail msg */
1139 /**** end signal code ****/
1142 #define Abs(n) ((n)<0 ? -(n) : (n))
1146 InsertPxlSize (char *pattern, int targetPxlSize)
1148 char *base_fnt_lst, strInt[12], *p, *q;
1149 int alternatives, i, len, strIntLen;
1152 * Replace the "*" (if present) in the pixel-size slot of each
1153 * alternative with the targetPxlSize.
1157 while ((p = strchr(p, ',')) != NULL) {
1161 snprintf(strInt, sizeof(strInt), "%d", targetPxlSize);
1162 strIntLen = strlen(strInt);
1163 base_fnt_lst = calloc(1, strlen(pattern) + strIntLen * alternatives + 1);
1167 while (alternatives--) {
1168 char *comma = strchr(p, ',');
1169 for (i=0; i<14; i++) {
1170 char *hyphen = strchr(p, '-');
1172 if (comma && hyphen > comma) break;
1173 len = hyphen + 1 - p;
1174 if (i == 7 && *p == '*' && len == 2) {
1176 memcpy(q, strInt, strIntLen);
1186 len = comma + 1 - p;
1193 return base_fnt_lst;
1198 CreateFontSet (char *base_fnt_lst)
1201 char **missing_list;
1205 fntSet = XCreateFontSet(xDisplay, base_fnt_lst,
1206 &missing_list, &missing_count, &def_string);
1207 if (appData.debugMode) {
1209 XFontStruct **font_struct_list;
1210 char **font_name_list;
1211 fprintf(debugFP, "Requested font set for list %s\n", base_fnt_lst);
1213 fprintf(debugFP, " got list %s, locale %s\n",
1214 XBaseFontNameListOfFontSet(fntSet),
1215 XLocaleOfFontSet(fntSet));
1216 count = XFontsOfFontSet(fntSet, &font_struct_list, &font_name_list);
1217 for (i = 0; i < count; i++) {
1218 fprintf(debugFP, " got charset %s\n", font_name_list[i]);
1221 for (i = 0; i < missing_count; i++) {
1222 fprintf(debugFP, " missing charset %s\n", missing_list[i]);
1225 if (fntSet == NULL) {
1226 fprintf(stderr, _("Unable to create font set for %s.\n"), base_fnt_lst);
1232 #else // not ENABLE_NLS
1234 * Find a font that matches "pattern" that is as close as
1235 * possible to the targetPxlSize. Prefer fonts that are k
1236 * pixels smaller to fonts that are k pixels larger. The
1237 * pattern must be in the X Consortium standard format,
1238 * e.g. "-*-helvetica-bold-r-normal--*-*-*-*-*-*-*-*".
1239 * The return value should be freed with XtFree when no
1243 FindFont (char *pattern, int targetPxlSize)
1245 char **fonts, *p, *best, *scalable, *scalableTail;
1246 int i, j, nfonts, minerr, err, pxlSize;
1249 fonts = XListFonts(xDisplay, pattern, 999999, &nfonts);
1251 fprintf(stderr, _("%s: no fonts match pattern %s\n"),
1252 programName, pattern);
1259 for (i=0; i<nfonts; i++) {
1262 if (*p != '-') continue;
1264 if (*p == NULLCHAR) break;
1265 if (*p++ == '-') j++;
1267 if (j < 7) continue;
1270 scalable = fonts[i];
1273 err = pxlSize - targetPxlSize;
1274 if (Abs(err) < Abs(minerr) ||
1275 (minerr > 0 && err < 0 && -err == minerr)) {
1281 if (scalable && Abs(minerr) > appData.fontSizeTolerance) {
1282 /* If the error is too big and there is a scalable font,
1283 use the scalable font. */
1284 int headlen = scalableTail - scalable;
1285 p = (char *) XtMalloc(strlen(scalable) + 10);
1286 while (isdigit(*scalableTail)) scalableTail++;
1287 sprintf(p, "%.*s%d%s", headlen, scalable, targetPxlSize, scalableTail);
1289 p = (char *) XtMalloc(strlen(best) + 2);
1290 safeStrCpy(p, best, strlen(best)+1 );
1292 if (appData.debugMode) {
1293 fprintf(debugFP, _("resolved %s at pixel size %d\n to %s\n"),
1294 pattern, targetPxlSize, p);
1296 XFreeFontNames(fonts);
1303 EnableNamedMenuItem (char *menuRef, int state)
1305 MenuItem *item = MenuNameToItem(menuRef);
1307 if(item) gtk_widget_set_sensitive(item->handle, state);
1311 EnableButtonBar (int state)
1314 XtSetSensitive(optList[W_BUTTON].handle, state);
1320 SetMenuEnables (Enables *enab)
1322 while (enab->name != NULL) {
1323 EnableNamedMenuItem(enab->name, enab->value);
1328 gboolean KeyPressProc(window, eventkey, data)
1330 GdkEventKey *eventkey;
1334 MoveTypeInProc(eventkey); // pop up for typed in moves
1337 /* check for other key values */
1338 switch(eventkey->keyval) {
1350 KeyBindingProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1351 { // [HGM] new method of key binding: specify MenuItem(FlipView) in stead of FlipViewProc in translation string
1353 if(*nprms == 0) return;
1354 item = MenuNameToItem(prms[0]);
1355 if(item) ((MenuProc *) item->proc) ();
1369 for (i=0; i<sizeof(dmEnables)/sizeof(DropMenuEnables); i++) {
1370 entry = XtNameToWidget(dropMenu, dmEnables[i].widget);
1371 p = strchr(gameMode == IcsPlayingWhite ? white_holding : black_holding,
1372 dmEnables[i].piece);
1373 XtSetSensitive(entry, p != NULL || !appData.testLegality
1374 /*!!temp:*/ || (gameInfo.variant == VariantCrazyhouse
1375 && !appData.icsActive));
1377 while (p && *p++ == dmEnables[i].piece) count++;
1378 snprintf(label, sizeof(label), "%s %d", dmEnables[i].widget, count);
1380 XtSetArg(args[j], XtNlabel, label); j++;
1381 XtSetValues(entry, args, j);
1387 do_flash_delay (unsigned long msec)
1393 FlashDelay (int flash_delay)
1395 if(flash_delay) do_flash_delay(flash_delay);
1399 Fraction (int x, int start, int stop)
1401 double f = ((double) x - start)/(stop - start);
1402 if(f > 1.) f = 1.; else if(f < 0.) f = 0.;
1406 static WindowPlacement wpNew;
1409 CoDrag (GtkWidget *sh, WindowPlacement *wp)
1411 int touch=0, fudge = 2, f = 2;
1412 GetActualPlacement(sh, wp);
1413 if(abs(wpMain.x + wpMain.width + 2*frameX - f - wp->x) < fudge) touch = 1; else // right touch
1414 if(abs(wp->x + wp->width + 2*frameX + f - wpMain.x) < fudge) touch = 2; else // left touch
1415 if(abs(wpMain.y + wpMain.height + frameX - f + frameY - wp->y) < fudge) touch = 3; else // bottom touch
1416 if(abs(wp->y + wp->height + frameX + frameY + f - wpMain.y) < fudge) touch = 4; // top touch
1417 //printf("CoDrag: touch = %d x=%d w=%d x2=%d w2=%d fx=%d\n", touch, wpMain.x, wpMain.width, wp->x, wp->width, frameX);
1418 if(!touch ) return; // only windows that touch co-move
1419 if(touch < 3 && wpNew.height != wpMain.height) { // left or right and height changed
1420 int heightInc = wpNew.height - wpMain.height;
1421 double fracTop = Fraction(wp->y, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1422 double fracBot = Fraction(wp->y + wp->height + frameX + frameY + 1, wpMain.y, wpMain.y + wpMain.height + frameX + frameY);
1423 wp->y += fracTop * heightInc;
1424 heightInc = (int) (fracBot * heightInc) - (int) (fracTop * heightInc);
1426 if(heightInc) XtSetArg(args[j], XtNheight, wp->height + heightInc), j++;
1428 wp->height += heightInc;
1429 } else if(touch > 2 && wpNew.width != wpMain.width) { // top or bottom and width changed
1430 int widthInc = wpNew.width - wpMain.width;
1431 double fracLeft = Fraction(wp->x, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1432 double fracRght = Fraction(wp->x + wp->width + 2*frameX + 1, wpMain.x, wpMain.x + wpMain.width + 2*frameX);
1433 wp->y += fracLeft * widthInc;
1434 widthInc = (int) (fracRght * widthInc) - (int) (fracLeft * widthInc);
1436 if(widthInc) XtSetArg(args[j], XtNwidth, wp->width + widthInc), j++;
1438 wp->width += widthInc;
1440 wp->x += wpNew.x - wpMain.x;
1441 wp->y += wpNew.y - wpMain.y;
1442 if(touch == 1) wp->x += wpNew.width - wpMain.width; else
1443 if(touch == 3) wp->y += wpNew.height - wpMain.height;
1445 XtSetArg(args[j], XtNx, wp->x); j++;
1446 XtSetArg(args[j], XtNy, wp->y); j++;
1447 XtSetValues(sh, args, j);
1449 gtk_window_move(GTK_WINDOW(sh), wp->x, wp->y);
1450 //printf("moved to (%d,%d)\n", wp->x, wp->y);
1451 gtk_window_resize(GTK_WINDOW(sh), wp->width, wp->height);
1455 ReSize (WindowPlacement *wp)
1457 int sqx, sqy, w, h, lg = lineGap;
1458 if(wp->width == wpMain.width && wp->height == wpMain.height) return; // not sized
1459 sqx = (wp->width - lg - marginW) / BOARD_WIDTH - lg;
1460 sqy = (wp->height - lg - marginH) / BOARD_HEIGHT - lg;
1461 if(sqy < sqx) sqx = sqy;
1462 if(appData.overrideLineGap < 0) { // do second iteration with adjusted lineGap
1463 lg = lineGap = sqx < 37 ? 1 : sqx < 59 ? 2 : sqx < 116 ? 3 : 4;
1464 sqx = (wp->width - lg - marginW) / BOARD_WIDTH - lg;
1465 sqy = (wp->height - lg - marginH) / BOARD_HEIGHT - lg;
1466 if(sqy < sqx) sqx = sqy;
1468 if(sqx != squareSize) {
1469 //printf("new sq size %d (%dx%d)\n", sqx, wp->width, wp->height);
1470 squareSize = sqx; // adopt new square size
1471 CreatePNGPieces(); // make newly scaled pieces
1472 InitDrawingSizes(0, 0); // creates grid etc.
1473 } else ResizeBoardWindow(BOARD_WIDTH * (squareSize + lineGap) + lineGap, BOARD_HEIGHT * (squareSize + lineGap) + lineGap, 0);
1474 w = BOARD_WIDTH * (squareSize + lineGap) + lineGap;
1475 h = BOARD_HEIGHT * (squareSize + lineGap) + lineGap;
1476 if(optList[W_BOARD].max > w) optList[W_BOARD].max = w;
1477 if(optList[W_BOARD].value > h) optList[W_BOARD].value = h;
1480 static guint delayedDragTag = 0;
1489 // GetActualPlacement(shellWidget, &wpNew);
1490 //printf("drag proc (%d,%d) %dx%d\n", wpNew.x, wpNew.y, wpNew.width, wpNew.height);
1491 if(wpNew.x == wpMain.x && wpNew.y == wpMain.y && // not moved
1492 wpNew.width == wpMain.width && wpNew.height == wpMain.height) { // not sized
1493 busy = 0; return; // false alarm
1496 if(shellUp[EngOutDlg]) CoDrag(shells[EngOutDlg], &wpEngineOutput);
1497 if(shellUp[HistoryDlg]) CoDrag(shells[HistoryDlg], &wpMoveHistory);
1498 if(shellUp[EvalGraphDlg]) CoDrag(shells[EvalGraphDlg], &wpEvalGraph);
1499 if(shellUp[GameListDlg]) CoDrag(shells[GameListDlg], &wpGameList);
1501 DrawPosition(True, NULL);
1502 if(delayedDragTag) g_source_remove(delayedDragTag);
1503 delayedDragTag = 0; // now drag executed, make sure next DelayedDrag will not cancel timer event (which could now be used by other)
1510 //printf("old timr = %d\n", delayedDragTag);
1511 if(delayedDragTag) g_source_remove(delayedDragTag);
1512 delayedDragTag = g_timeout_add( 200, (GSourceFunc) DragProc, NULL);
1513 //printf("new timr = %d\n", delayedDragTag);
1517 EventProc (GtkWidget *widget, GdkEvent *event, gpointer g)
1519 //printf("event proc (%d,%d) %dx%d\n", event->configure.x, event->configure.y, event->configure.width, event->configure.height);
1521 wpNew.x = event->configure.x;
1522 wpNew.y = event->configure.y;
1523 wpNew.width = event->configure.width;
1524 wpNew.height = event->configure.height;
1525 if(appData.useStickyWindows)
1526 DelayedDrag(); // as long as events keep coming in faster than 50 msec, they destroy each other
1532 /* Disable all user input other than deleting the window */
1533 static int frozen = 0;
1539 /* Grab by a widget that doesn't accept input */
1540 gtk_grab_add(optList[W_MESSG].handle);
1544 /* Undo a FreezeUI */
1548 if (!frozen) return;
1549 gtk_grab_remove(optList[W_MESSG].handle);
1556 static int oldPausing = FALSE;
1557 static GameMode oldmode = (GameMode) -1;
1559 if (!boardWidget) return;
1561 if (pausing != oldPausing) {
1562 oldPausing = pausing;
1563 MarkMenuItem("Mode.Pause", pausing);
1565 if (appData.showButtonBar) {
1566 /* Always toggle, don't set. Previous code messes up when
1567 invoked while the button is pressed, as releasing it
1568 toggles the state again. */
1570 gdk_color_parse( pausing ? "#808080" : "#F0F0F0", &color );
1571 gtk_widget_modify_bg ( GTK_WIDGET(optList[W_PAUSE].handle), GTK_STATE_NORMAL, &color );
1575 wname = ModeToWidgetName(oldmode);
1576 if (wname != NULL) {
1577 MarkMenuItem(wname, False);
1579 wname = ModeToWidgetName(gameMode);
1580 if (wname != NULL) {
1581 MarkMenuItem(wname, True);
1584 MarkMenuItem("Mode.MachineMatch", matchMode && matchGame < appData.matchGames);
1586 /* Maybe all the enables should be handled here, not just this one */
1587 EnableNamedMenuItem("Mode.Training", gameMode == Training || gameMode == PlayFromGameFile);
1589 DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);
1594 * Button/menu procedures
1597 void CopyFileToClipboard(gchar *filename)
1599 gchar *selection_tmp;
1603 FILE* f = fopen(filename, "r");
1606 if (f == NULL) return;
1610 selection_tmp = g_try_malloc(len + 1);
1611 if (selection_tmp == NULL) {
1612 printf("Malloc failed in CopyFileToClipboard\n");
1615 count = fread(selection_tmp, 1, len, f);
1618 g_free(selection_tmp);
1621 selection_tmp[len] = NULLCHAR; // file is now in selection_tmp
1623 // copy selection_tmp to clipboard
1624 GdkDisplay *gdisp = gdk_display_get_default();
1626 g_free(selection_tmp);
1629 cb = gtk_clipboard_get_for_display(gdisp, GDK_SELECTION_CLIPBOARD);
1630 gtk_clipboard_set_text(cb, selection_tmp, -1);
1631 g_free(selection_tmp);
1635 CopySomething (char *src)
1637 GdkDisplay *gdisp = gdk_display_get_default();
1639 if(!src) { CopyFileToClipboard(gameCopyFilename); return; }
1640 if (gdisp == NULL) return;
1641 cb = gtk_clipboard_get_for_display(gdisp, GDK_SELECTION_CLIPBOARD);
1642 gtk_clipboard_set_text(cb, src, -1);
1646 PastePositionProc ()
1648 GdkDisplay *gdisp = gdk_display_get_default();
1652 if (gdisp == NULL) return;
1653 cb = gtk_clipboard_get_for_display(gdisp, GDK_SELECTION_CLIPBOARD);
1654 fenstr = gtk_clipboard_wait_for_text(cb);
1655 if (fenstr==NULL) return; // nothing had been selected to copy
1656 EditPositionPasteFEN(fenstr);
1668 // get game from clipboard
1669 GdkDisplay *gdisp = gdk_display_get_default();
1670 if (gdisp == NULL) return;
1671 cb = gtk_clipboard_get_for_display(gdisp, GDK_SELECTION_CLIPBOARD);
1672 text = gtk_clipboard_wait_for_text(cb);
1673 if (text == NULL) return; // nothing to paste
1676 // write to temp file
1677 if (text == NULL || len == 0) {
1678 return; //nothing to paste
1680 f = fopen(gamePasteFilename, "w");
1682 DisplayError(_("Can't open temp file"), errno);
1685 fwrite(text, 1, len, f);
1689 LoadGameFromFile(gamePasteFilename, 0, gamePasteFilename, TRUE);
1696 QuitWrapper (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1702 void MoveTypeInProc(eventkey)
1703 GdkEventKey *eventkey;
1707 // ingnore if ctrl or alt is pressed
1708 if (eventkey->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)) {
1712 buf[0]=eventkey->keyval;
1720 TempBackwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1722 if (!TempBackwardActive) {
1723 TempBackwardActive = True;
1729 TempForwardProc (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1731 /* Check to see if triggered by a key release event for a repeating key.
1732 * If so the next queued event will be a key press of the same key at the same time */
1733 if (XEventsQueued(xDisplay, QueuedAfterReading)) {
1735 XPeekEvent(xDisplay, &next);
1736 if (next.type == KeyPress && next.xkey.time == event->xkey.time &&
1737 next.xkey.keycode == event->xkey.keycode)
1741 TempBackwardActive = False;
1745 ManInner (Widget w, XEvent *event, String *prms, Cardinal *nprms)
1746 { // called as key binding
1749 if (nprms && *nprms > 0)
1753 snprintf(buf, sizeof(buf), "xterm -e man %s &", name);
1760 { // called from menu
1762 ManInner(NULL, NULL, NULL, NULL);
1767 SetWindowTitle (char *text, char *title, char *icon)
1772 if (appData.titleInWindow) {
1774 XtSetArg(args[i], XtNlabel, text); i++;
1775 XtSetValues(titleWidget, args, i);
1778 XtSetArg(args[i], XtNiconName, (XtArgVal) icon); i++;
1779 XtSetArg(args[i], XtNtitle, (XtArgVal) title); i++;
1780 XtSetValues(shellWidget, args, i);
1781 XSync(xDisplay, False);
1783 if (appData.titleInWindow) {
1784 SetWidgetLabel(titleWidget, text);
1786 gtk_window_set_title (GTK_WINDOW(shells[BoardWindow]), title);
1791 DisplayIcsInteractionTitle (String message)
1794 if (oldICSInteractionTitle == NULL) {
1795 /* Magic to find the old window title, adapted from vim */
1796 char *wina = getenv("WINDOWID");
1798 Window win = (Window) atoi(wina);
1799 Window root, parent, *children;
1800 unsigned int nchildren;
1801 int (*oldHandler)() = XSetErrorHandler(NullXErrorCheck);
1803 if (XFetchName(xDisplay, win, &oldICSInteractionTitle)) break;
1804 if (!XQueryTree(xDisplay, win, &root, &parent,
1805 &children, &nchildren)) break;
1806 if (children) XFree((void *)children);
1807 if (parent == root || parent == 0) break;
1810 XSetErrorHandler(oldHandler);
1812 if (oldICSInteractionTitle == NULL) {
1813 oldICSInteractionTitle = "xterm";
1816 printf("\033]0;%s\007", message);
1823 DisplayTimerLabel (Option *opt, char *color, long timer, int highlight)
1825 GtkWidget *w = (GtkWidget *) opt->handle;
1832 strcpy(bgcolor, "black");
1833 strcpy(fgcolor, "white");
1835 strcpy(bgcolor, "white");
1836 strcpy(fgcolor, "black");
1839 appData.lowTimeWarning &&
1840 (timer / 1000) < appData.icsAlarmTime) {
1841 strcpy(fgcolor, appData.lowTimeWarningColor);
1844 gdk_color_parse( bgcolor, &col );
1845 gtk_widget_modify_bg(gtk_widget_get_parent(opt->handle), GTK_STATE_NORMAL, &col);
1847 if (appData.clockMode) {
1848 markup = g_markup_printf_escaped("<span size=\"xx-large\" weight=\"heavy\" background=\"%s\" foreground=\"%s\">%s:%s%s</span>",
1849 bgcolor, fgcolor, color, appData.logoSize && !partnerUp ? "\n" : " ", TimeString(timer));
1851 markup = g_markup_printf_escaped("<span size=\"xx-large\" weight=\"heavy\" background=\"%s\" foreground=\"%s\">%s </span>",
1852 bgcolor, fgcolor, color);
1854 gtk_label_set_markup(GTK_LABEL(w), markup);
1858 static GdkPixbuf **clockIcons[] = { &WhiteIcon, &BlackIcon };
1861 SetClockIcon (int color)
1863 GdkPixbuf *pm = *clockIcons[color];
1864 if (mainwindowIcon != pm) {
1865 mainwindowIcon = pm;
1866 gtk_window_set_icon(GTK_WINDOW(shellWidget), mainwindowIcon);
1870 #define INPUT_SOURCE_BUF_SIZE 8192
1879 char buf[INPUT_SOURCE_BUF_SIZE];
1884 DoInputCallback(io, cond, data)
1889 /* read input from one of the input source (for example a chess program, ICS, etc).
1890 * and call a function that will handle the input
1897 /* All information (callback function, file descriptor, etc) is
1898 * saved in an InputSource structure
1900 InputSource *is = (InputSource *) data;
1902 if (is->lineByLine) {
1903 count = read(is->fd, is->unused,
1904 INPUT_SOURCE_BUF_SIZE - (is->unused - is->buf));
1906 (is->func)(is, is->closure, is->buf, count, count ? errno : 0);
1909 is->unused += count;
1911 /* break input into lines and call the callback function on each
1914 while (p < is->unused) {
1915 q = memchr(p, '\n', is->unused - p);
1916 if (q == NULL) break;
1918 (is->func)(is, is->closure, p, q - p, 0);
1921 /* remember not yet used part of the buffer */
1923 while (p < is->unused) {
1928 /* read maximum length of input buffer and send the whole buffer
1929 * to the callback function
1931 count = read(is->fd, is->buf, INPUT_SOURCE_BUF_SIZE);
1936 (is->func)(is, is->closure, is->buf, count, error);
1938 return True; // Must return true or the watch will be removed
1941 InputSourceRef AddInputSource(pr, lineByLine, func, closure)
1948 GIOChannel *channel;
1949 ChildProc *cp = (ChildProc *) pr;
1951 is = (InputSource *) calloc(1, sizeof(InputSource));
1952 is->lineByLine = lineByLine;
1956 is->fd = fileno(stdin);
1958 is->kind = cp->kind;
1959 is->fd = cp->fdFrom;
1962 is->unused = is->buf;
1966 /* GTK-TODO: will this work on windows?*/
1968 channel = g_io_channel_unix_new(is->fd);
1969 g_io_channel_set_close_on_unref (channel, TRUE);
1970 is->sid = g_io_add_watch(channel, G_IO_IN,(GIOFunc) DoInputCallback, is);
1972 is->closure = closure;
1973 return (InputSourceRef) is;
1978 RemoveInputSource(isr)
1981 InputSource *is = (InputSource *) isr;
1983 if (is->sid == 0) return;
1984 g_source_remove(is->sid);
1991 static Boolean frameWaiting;
1994 FrameAlarm (int sig)
1996 frameWaiting = False;
1997 /* In case System-V style signals. Needed?? */
1998 signal(SIGALRM, FrameAlarm);
2002 FrameDelay (int time)
2004 struct itimerval delay;
2007 frameWaiting = True;
2008 signal(SIGALRM, FrameAlarm);
2009 delay.it_interval.tv_sec =
2010 delay.it_value.tv_sec = time / 1000;
2011 delay.it_interval.tv_usec =
2012 delay.it_value.tv_usec = (time % 1000) * 1000;
2013 setitimer(ITIMER_REAL, &delay, NULL);
2014 while (frameWaiting) pause();
2015 delay.it_interval.tv_sec = delay.it_value.tv_sec = 0;
2016 delay.it_interval.tv_usec = delay.it_value.tv_usec = 0;
2017 setitimer(ITIMER_REAL, &delay, NULL);
2024 FrameDelay (int time)
2027 XSync(xDisplay, False);
2029 // gtk_main_iteration_do(False);
2032 usleep(time * 1000);
2038 LoadLogo (ChessProgramState *cps, int n, Boolean ics)
2040 char buf[MSG_SIZ], *logoName = buf;
2041 if(appData.logo[n][0]) {
2042 logoName = appData.logo[n];
2043 } else if(appData.autoLogo) {
2044 if(ics) { // [HGM] logo: in ICS mode second can be used for ICS
2045 sprintf(buf, "%s/%s.png", appData.logoDir, appData.icsHost);
2046 } else if(appData.directory[n] && appData.directory[n][0]) {
2047 sprintf(buf, "%s/%s.png", appData.logoDir, cps->tidy);
2051 { ASSIGN(cps->programLogo, logoName); }
2055 UpdateLogos (int displ)
2057 if(optList[W_WHITE-1].handle == NULL) return;
2058 LoadLogo(&first, 0, 0);
2059 LoadLogo(&second, 1, appData.icsActive);
2060 if(displ) DisplayLogos(&optList[W_WHITE-1], &optList[W_BLACK+1]);
2064 void FileNamePopUpGTK(label, def, filter, proc, pathFlag, openMode, name, fp)
2075 GtkFileFilter *gtkfilter;
2076 GtkFileFilter *gtkfilter_all;
2078 char fileext[10] = "";
2079 char *result = NULL;
2082 /* make a copy of the filter string, so that strtok can work with it*/
2083 cp = strndup(filter,strlen(filter));
2085 /* add filters for file extensions */
2086 gtkfilter = gtk_file_filter_new();
2087 gtkfilter_all = gtk_file_filter_new();
2089 /* one filter to show everything */
2090 gtk_file_filter_add_pattern(gtkfilter_all, "*.*");
2091 gtk_file_filter_set_name (gtkfilter_all, "All Files");
2093 /* add filter if present */
2094 result = strtok(cp, space);
2095 while( result != NULL ) {
2096 snprintf(fileext,10,"*%s",result);
2097 result = strtok( NULL, space );
2098 gtk_file_filter_add_pattern(gtkfilter, fileext);
2101 /* second filter to only show what's useful */
2102 gtk_file_filter_set_name (gtkfilter,filter);
2104 if (openMode[0] == 'r')
2106 dialog = gtk_file_chooser_dialog_new (label,
2108 GTK_FILE_CHOOSER_ACTION_OPEN,
2109 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
2110 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
2115 dialog = gtk_file_chooser_dialog_new (label,
2117 GTK_FILE_CHOOSER_ACTION_SAVE,
2118 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
2119 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
2121 /* add filename suggestions */
2122 if (strlen(def) > 0 )
2123 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), def);
2125 //gtk_file_chooser_set_create_folders(GTK_FILE_CHOOSER (dialog),TRUE);
2129 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER(dialog),gtkfilter_all);
2130 gtk_file_chooser_add_filter (GTK_FILE_CHOOSER(dialog),gtkfilter);
2131 /* activate filter */
2132 gtk_file_chooser_set_filter (GTK_FILE_CHOOSER(dialog),gtkfilter);
2134 if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
2139 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
2142 f = fopen(filename, openMode);
2145 DisplayError(_("Failed to open file"), errno);
2149 /* TODO add indec */
2151 ASSIGN(*name, filename);
2152 ScheduleDelayedEvent(DelayedLoad, 50);
2157 gtk_widget_destroy (dialog);