1.1 --- a/Source/DemoBoardView.m	Sun Mar 16 15:06:47 2008 -0700
     1.2 +++ b/Source/DemoBoardView.m	Wed May 28 12:47:10 2008 -0700
     1.3 @@ -72,6 +72,10 @@
     1.4  }
     1.5  
     1.6  
     1.7 +- (BOOL)canBecomeKeyView        {return YES;}
     1.8 +- (BOOL)acceptsFirstResponder   {return YES;}
     1.9 +
    1.10 +
    1.11  - (void) awakeFromNib
    1.12  {
    1.13      srandomdev();
    1.14 @@ -94,7 +98,7 @@
    1.15  }
    1.16  
    1.17  
    1.18 -- (void) startGameFromMenu: (id)sender
    1.19 +- (IBAction) startGameFromMenu: (id)sender
    1.20  {
    1.21      sCurrentGameName = kMenuGameNames[ [sender tag] ];
    1.22      [self startGameNamed: sCurrentGameName];
    1.23 @@ -127,6 +131,24 @@
    1.24  }
    1.25  
    1.26  
    1.27 +- (IBAction) undo: (id)sender
    1.28 +{
    1.29 +    if( self.game.currentTurn > 0 )
    1.30 +        self.game.currentTurn--;
    1.31 +    else
    1.32 +        NSBeep();
    1.33 +}
    1.34 +
    1.35 +
    1.36 +- (IBAction) redo: (id)sender
    1.37 +{
    1.38 +    if( self.game.currentTurn < self.game.maxTurn )
    1.39 +        self.game.currentTurn++;
    1.40 +    else
    1.41 +        NSBeep();
    1.42 +}
    1.43 +
    1.44 +
    1.45  - (IBAction) enterFullScreen: (id)sender
    1.46  {
    1.47      [super enterFullScreen: sender];