update comments in SBAppDelegate

Binspect/SBAppDelegate.m

@@ -11,27 +11,36 @@
 
 @implementation SBAppDelegate
 
+// An application delegate method invoked prior to default re-open behaviour
 - (BOOL) applicationShouldHandleReopen:(NSApplication *)application hasVisibleWindows:(BOOL)hasVisibleWindows {
-		if (!hasVisibleWindows) [_windowController initiateWindowAction];
-		return YES; // The application has decided to open in response to this reopen request
+	// Tell the window controller to initiate an action, and return that the application successfully handled the re-open request
+	if (!hasVisibleWindows) [_windowController initiateWindowAction];
+	return YES;
 }
 
+// An application delegate method invoked when the application has finished launching
 - (void) applicationDidFinishLaunching:(NSNotification *)notification {
-		_windowController = [[SBWindowController alloc] init];
-		[_windowController initiateWindowAction];
+	// Allocate and initialise an SBWindowController instance, calling 'initiateWindowAction' on it to kick things off
+	_windowController = [[SBWindowController alloc] init];
+	[_windowController initiateWindowAction];
 }
 
+// An application delegate method invoked when the application is about to terminate
 - (void) applicationWillTerminate:(NSNotification *)notification {
-		[_windowController release];
-		_windowController = nil;
+	// Release the NSNotification instance allocated in 'applicationDidFinishLaunching'
+	[_windowController release];
+	_windowController = nil;
 }
 
+// An application delegate method to handle opening a file with the specified path
 - (BOOL) application:(NSApplication *)application openFile:(NSString *)filename {
-		return [_windowController openFile:filename];
+	return [_windowController openFile:filename];
 }
 
 // A method to handle the action sent from the 'Open' command in the menu bar
 // (Should be available even when the main window is closed, so defined in this file)
-- (IBAction) openDocument:(id)sender { [_windowController presentOpenDialog]; }
+- (IBAction) openDocument:(id)sender {
+	[_windowController presentOpenDialog];
+}
 
 @end