QuickLookDownloader/AppDelegate.h

/*
 Copyright (C) 2017 Apple Inc. All Rights Reserved.
 See LICENSE.txt for this sample’s licensing information
 
 Abstract:
 Application delegate class ; opens/closes the Quick Look panel.
*/
 
@import Cocoa;
 
@interface AppDelegate : NSObject <NSApplicationDelegate>
 
- (IBAction)togglePreviewPanel:(id)previewPanel;
 
@end