Flutter小部件FilledButton

FilledButton 构造方法及属性

const FilledButton({
  super.key,
  required super.onPressed,
  super.onLongPress,
  super.onHover,
  super.onFocusChange,
  super.style,
  super.focusNode,
  super.autofocus = false,
  super.clipBehavior = Clip.none,
  super.statesController,
  required super.child,
}) : _variant = _FilledButtonVariant.filled;

factory FilledButton.icon({
  Key? key,
  required VoidCallback? onPressed,
  VoidCallback? onLongPress,
  ValueChanged<bool>? onHover,
  ValueChanged<bool>? onFocusChange,
  ButtonStyle? style,
  FocusNode? focusNode,
  bool? autofocus,
  Clip? clipBehavior,
  MaterialStatesController? statesController,
  required Widget icon,
  required Widget label,
}) = _FilledButtonWithIcon;

const FilledButton.tonal({
  super.key,
  required super.onPressed,
  super.onLongPress,
  super.onHover,
  super.onFocusChange,
  super.style,
  super.focusNode,
  super.autofocus = false,
  super.clipBehavior = Clip.none,
  super.statesController,
  required super.child,
}) : _variant = _FilledButtonVariant.tonal;

factory FilledButton.tonalIcon({
    Key? key,
    required VoidCallback? onPressed,
    VoidCallback? onLongPress,
    ValueChanged<bool>? onHover,
    ValueChanged<bool>? onFocusChange,
    ButtonStyle? style,
    FocusNode? focusNode,
    bool? autofocus,
    Clip? clipBehavior,
    MaterialStatesController? statesController,
    required Widget icon,
    required Widget label,
  }) {
    return _FilledButtonWithIcon.tonal(
      key: key,
      onPressed: onPressed,
      onLongPress: onLongPress,
      onHover: onHover,
      onFocusChange: onFocusChange,
      style: style,
      focusNode: focusNode,
      autofocus: autofocus,
      clipBehavior: clipBehavior,
      statesController: statesController,
      icon: icon,
      label: label,
    );
  }