watchFocusNode method

void watchFocusNode(
  1. FocusNode focusNode
)
inherited

Implementation

void watchFocusNode(FocusNode focusNode) {
  var updateState = () => safeState(() {});
  focusNode.addListener(updateState);
  disposers.add(() {
    focusNode.removeListener(updateState);
  });
}