2 * New (WinBoard-style) Move history for XBoard
4 * Copyright 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
5 * ------------------------------------------------------------------------
7 * GNU XBoard is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or (at
10 * your option) any later version.
12 * GNU XBoard is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see http://www.gnu.org/licenses/.
20 * ------------------------------------------------------------------------
21 ** See the file ChangeLog for a revision history. */
35 # define _(s) gettext (s)
36 # define N_(s) gettext_noop (s)
42 // templates for calls into back-end (= history.c; should be moved to history.h header shared with it!)
43 void RefreshMemoContent P((void));
44 void MemoContentUpdated P((void));
46 // variables in xoptions.c
47 extern Option historyOptions[];
49 // ------------- low-level front-end actions called by MoveHistory back-end -----------------
54 SetWidgetText(&historyOptions[0], "", HistoryDlg);
57 // the bold argument says 0 = normal, 1 = bold typeface
58 // the colorNr argument says 0 = font-default, 1 = gray
60 AppendToHistoryMemo (char * text, int bold, int colorNr)
62 return AppendText(&historyOptions[0], text); // for now ignore bold & color stuff, as Xaw cannot handle that
66 HighlightMove (int from, int to, Boolean highlight)
68 HighlightText (&historyOptions[0], from, to, highlight);
74 SelectMove (Option *opt, int n, int x, int y, char *text, int index)
76 if(n != 3 && n != 1) return FALSE; // only on button-1 and 3 press
77 FindMoveByCharIndex( index ); // [HGM] also does the actual moving to it, now
78 return (n == 3); // suppress context menu for button 3, but allow selection with button 1
81 Option historyOptions[] = {
82 { 200, T_VSCRL | T_FILL | T_WRAP | T_TOP, 400, NULL, (void*) &historyText, NULL, (char**) &SelectMove, TextBox, "" },
83 { 0, NO_OK, 0, NULL, (void*) NULL, "", NULL, EndMark , "" }
87 ScrollToCurrent (int caretPos)
89 ScrollToCursor(&historyOptions[0], caretPos);
92 // ------------ standard entry points into MoveHistory code -----------
97 return shellUp[HistoryDlg];
101 MoveHistoryDialogExists ()
103 return DialogExists(HistoryDlg);
109 if(GenericPopUp(historyOptions, _("Move list"), HistoryDlg, BoardWindow, NONMODAL, appData.topLevel))
110 AddHandler(&historyOptions[0], HistoryDlg, 0);
111 MarkMenu("View.MoveHistory", HistoryDlg);
117 if (!shellUp[HistoryDlg]) {
118 ASSIGN(historyText, "");
120 RefreshMemoContent();
121 MemoContentUpdated();
122 } else PopDown(HistoryDlg);
123 ToNrEvent(currentMove);