iOS7 之后,我们直接在导航栏添加barbuttonItem时候,会发现有一定偏移量,

比如:

self.navigationItem.leftBarButtonItem = UIBarButtonItem(customView: btnLeft)

这样是不符合大部分的UI布局的,不美观,这样我们就要对此处理一下。

 

解决方法:

左侧导航栏按钮:

 let leftItem = UIBarButtonItem(barButtonSystemItem: .FixedSpace, target: nil, action: nil)
 leftItem.width = -15
 self.navigationItem.leftBarButtonItems = [leftItem,UIBarButtonItem(customView: btnLeft)]

  

右侧导航栏按钮:

let rightItem = UIBarButtonItem(barButtonSystemItem: .FixedSpace, target: nil, action: nil)
rightItem.width = -15
self.navigationItem.rightBarButtonItems = [rightItem,UIBarButtonItem(customView: btnRight)]
    

  

这样即可解决偏移的问题。

 

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