diff --git a/GUI/AppDelegate.h b/GUI/AppDelegate.h
new file mode 100644
index 0000000..a65a7c7
--- /dev/null
+++ b/GUI/AppDelegate.h
@@ -0,0 +1,17 @@
+//
+//  AppDelegate.h
+//  nib2objc
+//
+//  Created by Adrian on 7/18/10.
+//  Copyright 2010 __MyCompanyName__. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+
+@interface AppDelegate : NSObject <NSApplicationDelegate>
+{
+
+}
+
+@end
diff --git a/GUI/AppDelegate.m b/GUI/AppDelegate.m
new file mode 100644
index 0000000..c191bf7
--- /dev/null
+++ b/GUI/AppDelegate.m
@@ -0,0 +1,19 @@
+//
+//  AppDelegate.m
+//  nib2objc
+//
+//  Created by Adrian on 7/18/10.
+//  Copyright 2010 __MyCompanyName__. All rights reserved.
+//
+
+#import "AppDelegate.h"
+
+
+@implementation AppDelegate
+
+- (BOOL)applicationShouldOpenUntitledFile:(NSApplication *)sender
+{
+    return NO;
+}
+
+@end
diff --git a/GUI/nib2objc.xcodeproj/project.pbxproj b/GUI/nib2objc.xcodeproj/project.pbxproj
index 3bf65b8..5badde0 100644
--- a/GUI/nib2objc.xcodeproj/project.pbxproj
+++ b/GUI/nib2objc.xcodeproj/project.pbxproj
@@ -10,6 +10,7 @@
 		1DDD582C0DA1D0D100B32029 /* MyDocument.xib in Resources */ = {isa = PBXBuildFile; fileRef = 1DDD58280DA1D0D100B32029 /* MyDocument.xib */; };
 		1DDD582D0DA1D0D100B32029 /* MainMenu.xib in Resources */ = {isa = PBXBuildFile; fileRef = 1DDD582A0DA1D0D100B32029 /* MainMenu.xib */; };
 		3A92DE6311F308C300E0EF30 /* nib2objc.icns in Resources */ = {isa = PBXBuildFile; fileRef = 3A92DE6211F308C300E0EF30 /* nib2objc.icns */; };
+		3A92E20211F3153000E0EF30 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 3A92E20111F3153000E0EF30 /* AppDelegate.m */; };
 		3AEDA04711F2578100D0D041 /* NSDictionary+Nib2ObjcExtensions.m in Sources */ = {isa = PBXBuildFile; fileRef = 3AEDA00511F2578100D0D041 /* NSDictionary+Nib2ObjcExtensions.m */; };
 		3AEDA04811F2578100D0D041 /* NSNumber+Nib2ObjcExtensions.m in Sources */ = {isa = PBXBuildFile; fileRef = 3AEDA00711F2578100D0D041 /* NSNumber+Nib2ObjcExtensions.m */; };
 		3AEDA04911F2578100D0D041 /* NSString+Nib2ObjcExtensions.m in Sources */ = {isa = PBXBuildFile; fileRef = 3AEDA00911F2578100D0D041 /* NSString+Nib2ObjcExtensions.m */; };
@@ -64,6 +65,8 @@
 		2A37F4C4FDCFA73011CA2CEA /* AppKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = AppKit.framework; path = /System/Library/Frameworks/AppKit.framework; sourceTree = "<absolute>"; };
 		2A37F4C5FDCFA73011CA2CEA /* Foundation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = Foundation.framework; path = /System/Library/Frameworks/Foundation.framework; sourceTree = "<absolute>"; };
 		3A92DE6211F308C300E0EF30 /* nib2objc.icns */ = {isa = PBXFileReference; lastKnownFileType = image.icns; path = nib2objc.icns; sourceTree = "<group>"; };
+		3A92E20011F3153000E0EF30 /* AppDelegate.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = "<group>"; };
+		3A92E20111F3153000E0EF30 /* AppDelegate.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = "<group>"; };
 		3AEDA00411F2578100D0D041 /* NSDictionary+Nib2ObjcExtensions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSDictionary+Nib2ObjcExtensions.h"; sourceTree = "<group>"; };
 		3AEDA00511F2578100D0D041 /* NSDictionary+Nib2ObjcExtensions.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "NSDictionary+Nib2ObjcExtensions.m"; sourceTree = "<group>"; };
 		3AEDA00611F2578100D0D041 /* NSNumber+Nib2ObjcExtensions.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSNumber+Nib2ObjcExtensions.h"; sourceTree = "<group>"; };
@@ -188,6 +191,8 @@
 			isa = PBXGroup;
 			children = (
 				3AEDA00211F2578100D0D041 /* NibProcessor */,
+				3A92E20011F3153000E0EF30 /* AppDelegate.h */,
+				3A92E20111F3153000E0EF30 /* AppDelegate.m */,
 				2A37F4AEFDCFA73011CA2CEA /* MyDocument.h */,
 				2A37F4ACFDCFA73011CA2CEA /* MyDocument.m */,
 			);
@@ -408,6 +413,7 @@
 				3AEDA06511F2578100D0D041 /* UIToolbarProcessor.m in Sources */,
 				3AEDA06611F2578100D0D041 /* UIViewProcessor.m in Sources */,
 				3AEDA06711F2578100D0D041 /* UIWebViewProcessor.m in Sources */,
+				3A92E20211F3153000E0EF30 /* AppDelegate.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};