aboutsummaryrefslogtreecommitdiffstats
path: root/Source/SPSingleton.m
diff options
context:
space:
mode:
Diffstat (limited to 'Source/SPSingleton.m')
-rw-r--r--Source/SPSingleton.m56
1 files changed, 56 insertions, 0 deletions
diff --git a/Source/SPSingleton.m b/Source/SPSingleton.m
new file mode 100644
index 00000000..a1321333
--- /dev/null
+++ b/Source/SPSingleton.m
@@ -0,0 +1,56 @@
+//
+// $Id$
+//
+// SPSingleton.m
+// sequel-pro
+//
+// Created by Stuart Connolly (stuconnolly.com) on November 10, 2010
+// Copyright (c) 2010 Stuart Connolly. All rights reserved.
+//
+// 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
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// More info at <http://code.google.com/p/sequel-pro/>
+
+#import "SPSingleton.h"
+
+@implementation SPSingleton
+
+/**
+ * The following base protocol methods are implemented to ensure the singleton status of this class.
+ */
+
+- (id)copyWithZone:(NSZone *)zone
+{
+ return self;
+}
+
+- (id)retain
+{
+ return self;
+}
+
+- (NSUInteger)retainCount
+{
+ return NSUIntegerMax;
+}
+
+- (id)autorelease
+{
+ return self;
+}
+
+- (void)release { }
+
+@end