InkWell

对触摸有反应的[材料]的矩形区域。

const InkWell({
    Key key,
    Widget child,
    GestureTapCallback onTap,
    GestureTapCallback onDoubleTap,
    GestureLongPressCallback onLongPress,
    GestureTapDownCallback onTapDown,
    GestureTapCancelCallback onTapCancel,
    ValueChanged<bool> onHighlightChanged,
    ValueChanged<bool> onHover,
    Color focusColor,
    Color hoverColor,
    Color highlightColor,
    Color splashColor,
    InteractiveInkFeatureFactory splashFactory,
    double radius,
    BorderRadius borderRadius,
    ShapeBorder customBorder,
    bool enableFeedback = true,
    bool excludeFromSemantics = false,
    FocusNode focusNode,
    bool canRequestFocus = true,
    ValueChanged<bool> onFocusChange,
    bool autofocus = false,
  })