diff -r 000000000000 -r e9f7ba4718e1 Source/DemoBoardView.m
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Source/DemoBoardView.m	Fri Mar 07 11:43:02 2008 -0800
@@ -0,0 +1,137 @@
+/*  This code is based on Apple's "GeekGameBoard" sample code, version 1.0.
+    http://developer.apple.com/samplecode/GeekGameBoard/
+    Copyright © 2007 Apple Inc. Copyright © 2008 Jens Alfke. All Rights Reserved.
+
+    Redistribution and use in source and binary forms, with or without modification, are permitted
+    provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice, this list of conditions
+      and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright notice, this list of
+      conditions and the following disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 
+    FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRI-
+    BUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
+    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
+    THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+#import "DemoBoardView.h"
+#import "Game.h"
+#import "QuartzUtils.h"
+
+
+/**  WARNING: THIS CODE REQUIRES GARBAGE COLLECTION!
+ **  This sample application uses Objective-C 2.0 garbage collection.
+ **  Therefore, the source code in this file does NOT perform manual object memory management.
+ **  If you reuse any of this code in a process that isn't garbage collected, you will need to
+ **  add all necessary retain/release/autorelease calls, and implement -dealloc methods,
+ **  otherwise unpleasant leakage will occur!
+ **/
+
+
+@implementation DemoBoardView
+
+
+/** Class names of available games */
+static NSString* const kMenuGameNames[] = {@"KlondikeGame", @"CheckersGame", @"HexchequerGame",
+                                           @"TicTacToeGame", @"GoGame"};
+
+/** Class name of the current game. */
+static NSString* sCurrentGameName = @"KlondikeGame";
+
+
+- (void) startGameNamed: (NSString*)gameClassName
+{
+    [super startGameNamed: gameClassName];
+    
+    Game *game = self.game;
+    [game addObserver: self 
+           forKeyPath: @"currentPlayer"
+              options: NSKeyValueObservingOptionInitial
+              context: NULL];
+    [game addObserver: self
+           forKeyPath: @"winner"
+              options: 0 
+              context: NULL];
+    
+    self.window.title = [(id)[game class] displayName];
+}
+
+
+- (CGRect) gameBoardFrame
+{
+    CGRect bounds = [super gameBoardFrame];
+    bounds.size.height -= 32;                   // Leave room for headline
+    return CGRectInset(bounds,4,4);
+}
+
+
+- (void) awakeFromNib
+{
+    srandomdev();
+    
+    [self registerForDraggedTypes: [NSImage imagePasteboardTypes]];
+    [self registerForDraggedTypes: [NSArray arrayWithObject: NSFilenamesPboardType]];
+    
+    CGRect bounds = self.layer.bounds;
+    self.layer.backgroundColor = GetCGPatternNamed(@"/Library/Desktop Pictures/Small Ripples graphite.png");
+        
+    bounds.size.height -= 32;
+    _headline = AddTextLayer(self.layer,
+                             nil, [NSFont boldSystemFontOfSize: 24], 
+                             kCALayerWidthSizable | kCALayerMinYMargin);
+    
+    [self startGameNamed: sCurrentGameName];
+}
+
+
+- (void) startGameFromMenu: (id)sender
+{
+    sCurrentGameName = kMenuGameNames[ [sender tag] ];
+    [self startGameNamed: sCurrentGameName];
+}
+
+
+- (void)observeValueForKeyPath:(NSString *)keyPath 
+                      ofObject:(id)object 
+                        change:(NSDictionary *)change
+                       context:(void *)context
+{
+    Game *game = self.game;
+    if( object == game ) {
+        Player *p = game.winner;
+        NSString *msg;
+        if( p ) {
+            [[NSSound soundNamed: @"Sosumi"] play];
+            msg = @"%@ wins! Congratulations!";
+        } else {
+            p = game.currentPlayer;
+            msg = @"Your turn, %@";
+        }
+        _headline.string = [NSString stringWithFormat: msg, p.name];
+    }
+}
+
+
+- (IBAction) enterFullScreen: (id)sender
+{
+    [super enterFullScreen: sender];
+    [self startGameNamed: sCurrentGameName];        // restart game so it'll use the new size
+}
+
+
+#pragma mark -
+#pragma mark NSAPPLICATION DELEGATE:
+
+
+- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender
+{
+    return YES;
+}
+
+@end