juniorFlutter
What is a Scaffold?
Updated Apr 28, 2026
Short answer
Scaffold is a top-level widget that implements the basic Material Design visual layout structure.
Deep explanation
It provides standard APIs for displaying drawers, app bars, bottom navigation bars, floating action buttons, and snack bars. It acts as a framework to hold together the typical structural elements of a mobile application screen.
Real-world example
Setting up the base layout for a profile screen that needs a top navigation bar and a floating action button to 'edit'.
Common mistakes
- Nesting Scaffolds incorrectly, which can cause unexpected visual overlays and keyboard pushing issues.
Follow-up questions
- What is the alternative to Scaffold for iOS style?
- How does Scaffold handle the keyboard?