//FETECH BUTTON IMAGES FOR BOTH STATES NORMAL AND SELECTED
var normal= UIImage(contentsOfFile:NSBundle.mainBundle().pathForResource("FIRSTBUTTONIMG", ofType: ".png" , inDirectory: "FOLDER_PATH")!);
normal = normal?.imageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal)
var selected = UIImage(contentsOfFile:NSBundle.mainBundle().pathForResource("FIRSTBUTTONIMGSELECTED ", ofType: ".png" , inDirectory: "FOLDER_PATH")!);
selected = selected?.imageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal)
let Fbutton = UIButton(type: .Custom);
Fbutton.setImage(normal, forState: UIControlState.Normal)
Fbutton.setImage(selected, forState: UIControlState.Selected)
Fbutton.addTarget(self, action:#selector(YOURBTNACTION(_:)), forControlEvents: .TouchUpInside)
Fbutton.frame=CGRectMake(0, -6, 53, 53)
//ADD YOUR CUSTOM VIEW AND ADD ABOVE BUTTON INSIDE CUSTOM VIEW
let CustomView = UIView()
CustomView.frame=CGRectMake(0, 0, Fbutton.frame.height, Fbutton.frame.width);
CustomView.addSubview(Button)
//ADD MORE ITEMS TO CUSTOM VIEW IF NEEDED
//ADD THAT CUSTOM VIEW TO UIBarButtonItem
let CustomViewButton:UIBarButtonItem = UIBarButtonItem(customView: backCustomView)
//ASSIGN THAT UIBarButtonItem TO leftBarButtonItems AS ARRAY ITEM
self.navigationItem.leftBarButtonItems=[CustomViewButton,MORE ITEM IF NEEDED];
あなたは、プログラムto'self.navigationControllerを追加することができます?.navigationBar' – GoGreen
あなただけのナビゲーションバーのタイトルの位置を調整しようとしている場合は、タイトルとしてUILabelを設定することができますview、 'self.navigationItem.titleView =' –
GoGreen