NetEase Media Technology Team
Oct 31, 2019 · Mobile Development
Understanding Flutter UI Rendering: Widget, Element, and RenderObject Trees
Flutter renders UI through three interconnected trees—Widget, Element, and RenderObject—where Widgets describe configuration, Elements link Widgets to RenderObjects that perform layout and painting; state changes trigger rebuilds that efficiently update only affected RenderObjects, enabling native‑like performance via the Dart‑Skia pipeline.
Element TreeFlutterUI rendering
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