Do anyone know what is the official name of this side bar. Is it count as navigation bar? If I would like to make a design like this in flutter, what widget should I used? Not sure if the pageviewbuilder can help me to do it.

Please click on this to check out the design.

CodePudding user response：

I think you are searching for a NavigationRail

https://api.flutter.dev/flutter/material/NavigationRail-class.html