【问题标题】:Change UIBarButtonItem's button title in inputAccessoryView of UITextView after created?创建后在 UITextView 的 inputAccessoryView 中更改 UIBarButtonItem 的按钮标题?
【发布时间】:2015-07-07 05:29:51
【问题描述】:

我在viewDidLoad 中为UITextView 创建了一个inputAccessoryView

var keyBoardToolBar: UIToolbar = UIToolbar(frame: CGRectMake(0, 0, self.view.frame.size.width, 50)) keyBoardToolBar.barStyle = UIBarStyle.Default

var firstButton: UIBarButtonItem = UIBarButtonItem(title: "firstButton", style: UIBarButtonItemStyle.Plain, target: self, action: Selector("firstButtonAction"))

var flexSpace = UIBarButtonItem(barButtonSystemItem: UIBarButtonSystemItem.FlexibleSpace, target: nil, action: nil)

var done: UIBarButtonItem = UIBarButtonItem(title: "Done", style: UIBarButtonItemStyle.Done, target: self, action: Selector("doneButtonAction"))

var items = NSMutableArray()

items.addObject(firstButton)
items.addObject(flexSpace)
items.addObject(done)

keyBoardToolBar.items = items as [AnyObject]
keyBoardToolBar.sizeToFit()

self.tv.inputAccessoryView = keyBoardToolBar

我想在其他功能中更改firstButton 的按钮文本(在viewDidLoad 之后)。那我该怎么办?谢谢!

【问题讨论】:

    标签: swift uibarbuttonitem inputaccessoryview


    【解决方案1】:

    var firstButton: UIBarButtonItem 就在viewDidLoad 之前的类中,并使用firstButton.title 更改它的标题。 :)

    【讨论】:

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