wantKeepAlive property Null safety
override
Whether the current instance should be kept alive.
Call updateKeepAlive whenever this getter's value changes.
Implementation
@override
bool get wantKeepAlive => widget.focusNode.hasFocus;
Whether the current instance should be kept alive.
Call updateKeepAlive whenever this getter's value changes.
@override
bool get wantKeepAlive => widget.focusNode.hasFocus;