FocusNodeHandle typedef
FocusNodeHandle =
void Function(bool hasFocus, int value, FocusNode focusNode, TextEditingController controller)
焦点回调
hasFocus
- 是否存在焦点
value
- 编辑框里面当前的值
Implementation
typedef FocusNodeHandle = void Function(bool hasFocus, int value, FocusNode focusNode, TextEditingController controller);