Key points. Flutter maintains three trees in parallel: the Widget , Element and RenderObject trees. A Flutter app is performant because it maintains its structure and only updates the widgets that need redrawing.
Read moreWhat is render in Flutter?
The Flutter render tree is a low-level layout and painting system based on a retained tree of objects that inherit from RenderObject . Most developers using Flutter won’t need to interact directly with the rendering tree. Instead, most developers should use widgets, which are built using the render tree.
Read moreHow do I render data in Flutter?
Fetch and display the data with Flutter.
Read moreWhat are elements in flutter?
Flutter framework creates the element tree which represents the rendered widget on the screen. An Element represents the use of a widget to configure a specific location in the tree . The element can change if the parent widget rebuilds and creates a new widget for this location.
Read moreWhat is a Renderobject?
RenderObjects are those particular “Objects” responsible for controlling the sizes, layouts, and logic used for painting widgets to the screen and forming the UI for the application . You can say that the actual rendering happens in RenderObjects.
Read moreWhat is Flutter tree?
The widget tree is how developers create their user interface ; developers position widgets within each other to build simple and complex layouts. Since just about everything in the Flutter framework is a widget, and as they start nesting them, the code can become harder to follow.
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