From e84cda7a13e7406c41c1160db4adb5e8e2a07592 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20G=C3=BCnther?= <tom@toms-cafe.de>
Date: Mon, 5 Apr 2010 00:35:16 +0200
Subject: Mark History::movesExecuted and History::movesToExecute as const

---
 history.cpp | 14 +++++++-------
 history.h   | 18 +++++++++---------
 2 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/history.cpp b/history.cpp
index 65e3a5f..56cf6c0 100644
--- a/history.cpp
+++ b/history.cpp
@@ -58,7 +58,7 @@ Move* History::current()
   return 0;
 }
 
-/** Add a new move */
+/** Add a new move. */
 void History::add(Move* move)
 {
   if (move)
@@ -74,28 +74,28 @@ void History::add(Move* move)
   }
 }
 
-/** Set previous move as current */
+/** Set previous move as current. */
 void History::backward()
 {
   if (movesExecuted())
     --executed;
 }
 
-/** Set next move as current */
+/** Set next move as current. */
 void History::forward()
 {
   if (movesToExecute())
     ++executed;
 }
 
-/** Are there executed moves in the history */
-bool History::movesExecuted()
+/** Are there executed moves in the history? */
+bool History::movesExecuted() const
 {
   return executed > 0;
 }
 
-/** Are there moves to execute in the history */
-bool History::movesToExecute()
+/** Are there moves to execute in the history? */
+bool History::movesToExecute() const
 {
   return executed < history.size();
 }
diff --git a/history.h b/history.h
index a2d24a8..73d831c 100644
--- a/history.h
+++ b/history.h
@@ -1,7 +1,7 @@
 /*
  * Sudoku: A plug-in for the Video Disk Recorder
  *
- * Copyright (C) 2008, Thomas Günther <tom@toms-cafe.de>
+ * Copyright (C) 2008-2010, Thomas Günther <tom@toms-cafe.de>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -54,20 +54,20 @@ namespace Sudoku
     /** Current move in the history */
     Move* current();
 
-    /** Add a new move */
+    /** Add a new move. */
     void add(Move* move);
 
-    /** Set previous move as current */
+    /** Set previous move as current. */
     void backward();
 
-    /** Set next move as current */
+    /** Set next move as current. */
     void forward();
 
-    /** Are there executed moves in the history */
-    bool movesExecuted();
+    /** Are there executed moves in the history? */
+    bool movesExecuted() const;
 
-    /** Are there moves to execute in the history */
-    bool movesToExecute();
+    /** Are there moves to execute in the history? */
+    bool movesToExecute() const;
   };
 
 
@@ -80,7 +80,7 @@ namespace Sudoku
     /** Destructor */
     virtual ~Move() {};
 
-    /** Do the move */
+    /** Do the move. */
     virtual void execute() = 0;
 
     /** Undo the move. */
-- 
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