Add an NSApplicationDelegate

Move the window creation to a separate class, and also allow us to take
advantage of `NSApplicationDelegate` protocol methods.

3 files changed, 38 insertions, 10 deletions

diff --git a/src/AppDelegate.h b/src/AppDelegate.h
new file mode 100644
index 0000000..eb98fd9
--- /dev/null
+++ b/src/AppDelegate.h
@@ -0,0 +1,6 @@
+#import <Cocoa/Cocoa.h>
+
+@interface AppDelegate : NSObject <NSApplicationDelegate> {
+	NSWindow *_window;
+}
+@end
diff --git a/src/AppDelegate.m b/src/AppDelegate.m
new file mode 100644
index 0000000..270be25
--- /dev/null
+++ b/src/AppDelegate.m
@@ -0,0 +1,28 @@
+#import "AppDelegate.h"
+
+@implementation AppDelegate
+
+- (void)dealloc
+{
+	[_window release];
+	[super dealloc];
+}
+
+- (void)applicationWillFinishLaunching:(NSNotification *)notification
+{
+	_window = [[NSWindow alloc]
+		initWithContentRect:NSMakeRect(0, 0, 400, 400)
+		styleMask:NSWindowStyleMaskTitled
+		backing:NSBackingStoreBuffered
+		defer:NO];
+
+	[_window setTitle:@"Application"];
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification *)notification
+{
+	[_window cascadeTopLeftFromPoint:NSMakePoint(100, 100)];
+	[_window makeKeyAndOrderFront:nil];
+}
+
+@end
diff --git a/src/main.m b/src/main.m
index bc5e385..c7dac1b 100644
--- a/src/main.m
+++ b/src/main.m
@@ -2,6 +2,8 @@
 
 #import <Cocoa/Cocoa.h>
 
+#import "AppDelegate.h"
+
 int main() {
 	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 
@@ -22,19 +24,11 @@ int main() {
 
 	[application setMainMenu:menubar];
 
-	NSWindow *window = [[NSWindow alloc]
-		initWithContentRect:NSMakeRect(0, 0, 400, 400)
-		styleMask:NSWindowStyleMaskTitled
-		backing:NSBackingStoreBuffered
-		defer:NO];
-
-	[window setTitle:@"Application"];
-	[window cascadeTopLeftFromPoint:NSMakePoint(100, 100)];
-	[window makeKeyAndOrderFront:nil];
+	NSObject<NSApplicationDelegate> *app_delegate = [[AppDelegate alloc] init];
 
+	[application setDelegate:app_delegate];
 	[application run];
 
-	[window release];
 	[quit_menu_item release];
 	[application_menu release];
 	[application_menu_item release];