objective-c - Give a Key equivalent to NSButton dynamically

Question

I want to assign a key equivalent to an NSButton if the control is the first responder.

Answer 1

你可以在你的实现中覆盖becomeFirstResponder:和调用setKeyEquivalent:。如果要在按钮失去第一响应者状态时删除等效键，请覆盖resignFirstResponder:.