Swift / OS X: Launch app at startup

osxLaunchAtStartup.swift

// Adding Login Items Using a Shared File List
// This is a combination of the code provided by the following Stackoverflow discussion
// http://stackoverflow.com/questions/26475008/swift-getting-a-mac-app-to-launch-on-startup
// (This approach will not work with App-Sandboxing.)

func applicationIsInStartUpItems() -> Bool {
  return itemReferencesInLoginItems().existingReference != nil
}

func toggleLaunchAtStartup() {
  let itemReferences = itemReferencesInLoginItems()
  let shouldBeToggled = (itemReferences.existingReference == nil)
  let loginItemsRef = LSSharedFileListCreate(
    nil,
    kLSSharedFileListSessionLoginItems.takeRetainedValue(),
    nil
    ).takeRetainedValue() as LSSharedFileListRef?
  
  if loginItemsRef != nil {
    if shouldBeToggled {
      if let appUrl: CFURLRef = NSURL.fileURLWithPath(NSBundle.mainBundle().bundlePath) {
        LSSharedFileListInsertItemURL(loginItemsRef, itemReferences.lastReference, nil, nil, appUrl, nil, nil)
        println("Application was added to login items")
      }
    } else {
      if let itemRef = itemReferences.existingReference {
        LSSharedFileListItemRemove(loginItemsRef,itemRef);
        println("Application was removed from login items")
      }
    }
  }
}

func itemReferencesInLoginItems() -> (existingReference: LSSharedFileListItemRef?, lastReference: LSSharedFileListItemRef?) {
  var itemUrl = UnsafeMutablePointer<Unmanaged<CFURL>?>.alloc(1)
  
  if let appUrl = NSURL.fileURLWithPath(NSBundle.mainBundle().bundlePath) {
    let loginItemsRef = LSSharedFileListCreate(
      nil,
      kLSSharedFileListSessionLoginItems.takeRetainedValue(),
      nil
      ).takeRetainedValue() as LSSharedFileListRef?
    
    if loginItemsRef != nil {
      let loginItems = LSSharedFileListCopySnapshot(loginItemsRef, nil).takeRetainedValue() as NSArray
      println("There are \(loginItems.count) login items")
      
      if(loginItems.count > 0) {
        let lastItemRef = loginItems.lastObject as! LSSharedFileListItemRef
        
        for var i = 0; i < loginItems.count; ++i {
          let currentItemRef = loginItems.objectAtIndex(i) as! LSSharedFileListItemRef
          
          if LSSharedFileListItemResolve(currentItemRef, 0, itemUrl, nil) == noErr {
            if let urlRef: NSURL = itemUrl.memory?.takeRetainedValue() {
              println("URL Ref: \(urlRef.lastPathComponent)")
              if urlRef.isEqual(appUrl) {
                return (currentItemRef, lastItemRef)
              }
            }
          }
          else {
            println("Unknown login application")
          }
        }
        // The application was not found in the startup list
        return (nil, lastItemRef)
        
      } else  {
        let addatstart: LSSharedFileListItemRef = kLSSharedFileListItemBeforeFirst.takeRetainedValue()
        return(nil,addatstart)
      }
    }
  }
  
  return (nil, nil)
}

Hello,

Thank you for this code, it awesome and work perfectly.
Unfortunately, since I made the application in Sandbox, nothing work anymore. I have also many code deprecated. What do you think, do you have some advice ?

Thanks a lot for your answer.
Juu'