1. Constructors
2. new
3. Properties
4. divisions
5. enabled
6. formatValue
7. hashCode
8. key
9. label
10. max
11. min
12. onChanged
13. runtimeType
14. showValue
15. value
16. Methods
17. asFocusable ^(ext)
18. asSemanticButton ^(ext)
19. asSemanticHeading ^(ext)
20. build
21. createElement
22. debugDescribeChildren
23. debugFillProperties
24. excludeFromSemantics ^(ext)
25. mergeSemantics ^(ext)
26. noSuchMethod
27. toDiagnosticsNode
28. toString
29. toStringDeep
30. toStringShallow
31. toStringShort
32. withSemanticLabel ^(ext)
33. Operators
34. operator ==