如何解决与UIResponder无法识别此问题? [英] How to fix this issue with the UIResponder as not recognized?
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问题描述
我正在Swift中制作一个NotePad应用程序,并且遇到了以下问题:
I'm making a NotePad application in Swift and I get the following issue:
类型"Notification.Name"(也称为"NSNotification.Name")没有成员"UIResponder"
type 'Notification.Name' (aka 'NSNotification.Name') has no member 'UIResponder'
这些是我键入的代码行:
Those are the lines of code I typed on:
@objc func updateTextView (notification : Notification) {
let userInfo = notification.userInfo!
let keyboardEndFrameScreenCoordinates = (userInfo[UIResponder.keyboardFrameEndUserInfoKey] as! NSValue).cgRectValue
let keyboardEndFrame = self.view.convert(keyboardEndFrameScreenCoordinates, to: view.window)
if notification.name == Notification.Name.UIResponder.keyboardWillHideNotification {
textView.contentInset = UIEdgeInsets.zero
} else {
textView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: keyboardEndFrame.height, right: 0)
textView.scrollIndicatorInsets = textView.contentInset
}
textView.scrollRangeToVisible(textView.selectedRange)
}
推荐答案
尝试一下:
if notification.name == UIResponder.keyboardWillHideNotification {
...
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