ExpanderThemeData.fallback constructor Null safety

const ExpanderThemeData.fallback()

Creates an expander icon theme with some reasonable default values.

The color is black, the position is ExpanderPosition.start, the type is ExpanderType.caret, the modifier is ExpanderModifier.none, the animated property is true, and the size is 30.0.


const ExpanderThemeData.fallback()
    : color = const Color(0xFF000000),
      position = ExpanderPosition.start,
      type = ExpanderType.caret,
      modifier = ExpanderModifier.none,
      animated = true,
      size = _kDefaultExpanderSize;