1. Constructors
2. new
3. Properties
4. borderColor
5. borderRadius
6. child
7. children
8. color
9. crossAxisAlignment
10. direction
11. hashCode
12. height
13. key
14. mainAxisAlignment
15. mainAxisSize
16. margin
17. padding
18. runtimeType
19. spacing
20. variant
21. width
22. Methods
23. asFocusable ^(ext)
24. asSemanticButton ^(ext)
25. asSemanticHeading ^(ext)
26. build
27. createElement
28. debugDescribeChildren
29. debugFillProperties
30. excludeFromSemantics ^(ext)
31. mergeSemantics ^(ext)
32. noSuchMethod
33. toDiagnosticsNode
34. toString
35. toStringDeep
36. toStringShallow
37. toStringShort
38. withSemanticLabel ^(ext)
39. Operators
40. operator ==