In an iOS app I am making, I have set the identifier of a bar button item programmatically using:
homeTitleBar.leftBarButtonItem = UIBarButtonItem(barButtonSystemItem: .Trash, target: self, action: nil)
Which changes the button to a trash can.
My question is, after that, how can I then change it to a custom image.
homeTitleBar.leftBarButtonItem?.image = UIImage(named: "settingsIcon")
does not seem to be working.
尝试
homeTitleBar.leftBarButtonItem = UIBarButtonItem(image:UIImage(named: "settingsIcon"), style: UIBarButtonItemStyle.Plain, target: self, action: nil)
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