Focus events

Focus events are fired when a View gains or loses input focus. Accordingly, two events are possible:

Event Constant Description
"focus-event" FocusEvent View receives input focus (becomes active)
"lost-focus-event" LostFocusEvent View loses input focus (becomes inactive)

The main event data listener has the following format:


You can also use a listener in the following format:


You can get lists of listeners for focus events using the functions:

func GetFocusListeners(view View, subviewID ...string) []func(View)
func GetLostFocusListeners(view View, subviewID ...string) []func(View)