---
title: Slate Overview
source: https://dev.epicgames.com/documentation/en-us/unreal-engine/slate-overview-for-unreal-engine
version: Unreal Engine 5.8 Documentation
fetched: 2026-10-11
note: 原文摘录（英文要点），供 wiki 引用；非全文
---

# Slate Overview

- "completely custom and platform agnostic user interface framework" for tools such as Unreal Editor and in-game UIs; declarative syntax (SLATE_BEGIN_ARGS, SLATE_ATTRIBUTE, SLATE_EVENT, SNew, slots).
- Composition, Styles (FSlateBoxBrush etc.), Input (key binding system), Output: target-agnostic rendering primitives via RHI, Layout primitives, docking framework, Widget Reflector, direct engine/editor access for programmers.