getFocusNode method
Retreives a focus node for the specified path
Implementation
@override
FocusNode? getFocusNode(JsonPath path, {bool createIfMissing = true}) {
var existing = _focusNodes[path];
if (existing == null && createIfMissing) {
existing = FocusNode(debugLabel: "$name:$path");
_focusNodes[path] = existing;
}
return existing;
}