Give the dual-board option a separate board window

[xboard.git] / xboard.c

diff --git a/xboard.c b/xboard.c
index 538d55e..6aea957 100644 (file)
--- a/xboard.c
+++ b/xboard.c
@@ -293,7 +293,6 @@ GC lightSquareGC, darkSquareGC, lineGC, wdPieceGC, wlPieceGC,
 Pixmap iconPixmap, wIconPixmap, bIconPixmap, xMarkPixmap;
 Widget shellWidget, formWidget, boardWidget, titleWidget, dropMenu, menuBarWidget;
 Option *optList; // contains all widgets of main window
-XSegment secondSegments[BOARD_RANKS + BOARD_FILES + 2];
 XSegment gridSegments[BOARD_RANKS + BOARD_FILES + 2];
 #if ENABLE_NLS
 XFontSet fontSet, clockFontSet;
@@ -889,6 +888,16 @@ MainWindowUp ()
   return xBoardWindow != 0;
 }
 
+void SwitchWindow()
+{
+    extern Option dualOptions[];
+    static Window dual;
+    Window tmp = xBoardWindow;
+    if(!dual) dual = XtWindow(dualOptions[3].handle); // must be first call
+    xBoardWindow = dual; // swap them
+    dual = tmp;
+}
+
 void
 PopUpStartupDialog ()
 {  // start menu not implemented in XBoard
@@ -927,7 +936,7 @@ InitDrawingSizes (BoardSize boardSize, int flags)
     int i;
     static Dimension oldWidth, oldHeight;
     static VariantClass oldVariant;
-    static int oldDual = -1, oldMono = -1;
+    static int oldMono = -1;
 
     if(!formWidget) return;
 
@@ -935,21 +944,15 @@ InitDrawingSizes (BoardSize boardSize, int flags)
     boardWidth = lineGap + BOARD_WIDTH * (squareSize + lineGap);
     boardHeight = lineGap + BOARD_HEIGHT * (squareSize + lineGap);
 
-  if(boardWidth != oldWidth || boardHeight != oldHeight || oldDual != twoBoards) { // do resizing stuff only if size actually changed
+  if(boardWidth != oldWidth || boardHeight != oldHeight) { // do resizing stuff only if size actually changed
 
-    oldWidth = boardWidth; oldHeight = boardHeight; oldDual = twoBoards;
+    oldWidth = boardWidth; oldHeight = boardHeight;
     CreateGrid();
-    hOffset = boardWidth + 10;
-    for(i=0; i<BOARD_WIDTH+BOARD_HEIGHT+2; i++) { // [HGM] dual: grid for second board
-       secondSegments[i] = gridSegments[i];
-       secondSegments[i].x1 += hOffset;
-       secondSegments[i].x2 += hOffset;
-    }
 
     /*
      * Inhibit shell resizing.
      */
-    shellArgs[0].value = w = (XtArgVal) boardWidth + marginW + twoBoards*hOffset; // [HGM] dual
+    shellArgs[0].value = w = (XtArgVal) boardWidth + marginW ;
     shellArgs[1].value = h = (XtArgVal) boardHeight + marginH;
     shellArgs[4].value = shellArgs[2].value = w;
     shellArgs[5].value = shellArgs[3].value = h;
@@ -1410,6 +1413,7 @@ XBoard square size (hint): %d\n\
       XtSetArg(args[1], XtNforeground, &buttonForegroundPixel);
       XtGetValues(optList[18].handle, args, 2);
     }
+    AppendEnginesToMenu(appData.recentEngineList);
 
     xBoardWindow = XtWindow(boardWidget);
 
@@ -2330,6 +2334,12 @@ MenuEngineSelect (Widget w, caddr_t addr, caddr_t index)
 }
 
 void
+AppendMenuItem (char *msg, int n)
+{
+    CreateMenuItem((Widget) optList[6].textValue, msg, (XtCallbackProc) MenuEngineSelect, n);
+}
+
+void
 SetupDropMenu ()
 {
     int i, j, count;
@@ -2743,10 +2753,9 @@ DrawSeekDot (int x, int y, int colorNr)
 }
 
 void
-DrawGrid (int second)
+DrawGrid ()
 {
          XDrawSegments(xDisplay, xBoardWindow, lineGC,
-                       second ? secondSegments : // [HGM] dual
                        gridSegments, BOARD_HEIGHT + BOARD_WIDTH + 2);
 }
 
@@ -2821,10 +2830,7 @@ FileNamePopUp (char *label, char *def, char *filter, FileProc proc, char *openMo
     fileOpenMode = openMode;   /*   to use globals here */
     {   // [HGM] use file-selector dialog stolen from Ghostview
        int index; // this is not supported yet
-       if(openFP = XsraSelFile(shellWidget, label, NULL, NULL, _("could not open: "),
-                          (def[0] ? def : NULL), filter, openMode, NULL, &openName))
-         // [HGM] delay to give expose event opportunity to redraw board after browser-dialog popdown before lengthy load starts
-         ScheduleDelayedEvent(&DelayedLoad, 50);
+       Browse(BoardWindow, label, (def[0] ? def : NULL), filter, False, openMode, &openName, &openFP);
     }
 }
 
@@ -2900,24 +2906,6 @@ ModeHighlight ()
 /*
  * Button/menu procedures
  */
-int
-LoadGamePopUp (FILE *f, int gameNumber, char *title)
-{
-    cmailMsgLoaded = FALSE;
-    if (gameNumber == 0) {
-       int error = GameListBuild(f);
-       if (error) {
-           DisplayError(_("Cannot build game list"), error);
-       } else if (!ListEmpty(&gameList) &&
-                  ((ListGame *) gameList.tailPred)->number > 1) {
-           GameListPopUp(f, title);
-           return TRUE;
-       }
-       GameListDestroy();
-       gameNumber = 1;
-    }
-    return LoadGame(f, gameNumber, title, FALSE);
-}
 
 /* this variable is shared between CopyPositionProc and SendPositionSelection */
 char *selected_fen_position=NULL;
@@ -3171,41 +3159,6 @@ ManInner (Widget w, XEvent *event, String *prms, Cardinal *nprms)
 }
 
 void
-DisplayMessage (char *message, char *extMessage)
-{
-  /* display a message in the message widget */
-
-  char buf[MSG_SIZ];
-  Arg arg;
-
-  if (extMessage)
-    {
-      if (*message)
-       {
-         snprintf(buf, sizeof(buf), "%s  %s", message, extMessage);
-         message = buf;
-       }
-      else
-       {
-         message = extMessage;
-       };
-    };
-
-    safeStrCpy(lastMsg, message, MSG_SIZ); // [HGM] make available
-
-  /* need to test if messageWidget already exists, since this function
-     can also be called during the startup, if for example a Xresource
-     is not set up correctly */
-  if(optList && optList[14].handle)
-    {
-      XtSetArg(arg, XtNlabel, message);
-      XtSetValues(optList[14].handle, &arg, 1);
-    };
-
-  return;
-}
-
-void
 SetWindowTitle (char *text, char *title, char *icon)
 {
     Arg args[16];
@@ -3394,11 +3347,11 @@ StartClockTimer (long millisec)
 }
 
 void
-DisplayTimerLabel (int optNr, char *color, long timer, int highlight)
+DisplayTimerLabel (Option *opt, char *color, long timer, int highlight)
 {
     char buf[MSG_SIZ];
     Arg args[16];
-    Widget w = optList[optNr].handle;
+    Widget w = (Widget) opt->handle;
 
     /* check for low time warning */
     Pixel foregroundOrWarningColor = timerForegroundPixel;