swift - How to get title from WKInterfaceButton

Question

To get title there is function:

setTitle

But how to get title of WKInterfaceButton as string ?

I did not found anything in https://developer.apple.com/library/prerelease/ios/documentation/WatchKit/Reference/WKInterfaceButton_class/index.html

Answer 1

您无法获得任何 WKInterface UI 元素的状态，例如按钮 (WKInterfaceButton) 标签 (WKInterfaceLabel) 等。我认为这是由 Apple 设计的，因为它涉及在您的 iOS 设备上运行的扩展程序和手表之间的幕后通信应用程序。为了节省这个开销，没有getter，扩展应该跟踪状态变化（它是可以改变状态的）。