s&box HUD: UI scale factor
HUD Static Class HUD is an internal static class that provides a scale factor for UI elements based on screen resolution. It ensures UI elements scale proportio…
Sound.Play and SoundHandle: 3D Audio, Volume, Pitch, Occlusion, UI Sounds, and Dedicated Server Behavior
Sound.Play and SoundHandle: Audio Playback in s&box is the static entry point for audio playback. is the returned handle for controlling a playing sound. Playin…
Platform Chat - Built-in Multiplayer Text Chat System
Built-in text chat for multiplayer games. Messages are routed through the host, validated, filtered, and displayed via the standard overlay UI - no game code re…
ScreenPanel and WorldPanel: AutoScale Strategies, ZIndex, LookAtCamera, and Interaction Range
ScreenPanel and WorldPanel: UI Components in s&box Scenes ScreenPanel is the root component for 2D screen-space UI. It renders attached children to the screen. …
SceneCamera: World-to-Screen, Screen-to-World, Render Hooks, and Camera Properties
SceneCamera: World-to-Screen, Screen-to-World, and Render Hooks is the main camera class in s&box. It wraps a native frustum and provides coordinate conversion,…
Razor Panels: HTML/CSS UI with C# in s&box PanelComponent System
s&box Razor Panels use web-like HTML/CSS syntax with C# for UI creation. Panels are rendered natively (not via HTML renderer) — the syntax is a convenience laye…
Razor Panels: HTML/CSS UI with C# in s&box
s&box UI can be created using Razor syntax — web-like HTML/CSS combined with C#. Panels are not rendered via a HTML renderer; the syntax is a convenience layer …
Razor Panels - s&box Documentation
Official s&box documentation for Razor Panels - the UI layout system. Razor Panels use a familiar HTML-like syntax with C# code-behind for building game interfa…
Razor Components: Reusable UI Fragments with RenderFragment and Generics
Razor Components in s&box allow you to define reusable UI content that can be used inside other razor files. They make panels more agile and composable. Creatin…
s&box Easing Functions: Sandbox.Utility.Easing — Quadratic, Exponential, Bounce, Sine, and CSS-Style Name Lookup
s&box Easing Functions: Sandbox.Utility.Easing for Transitions and Animations provides standard easing functions used throughout s&box's UI system and available…
Component Editor Tools: Selection-Based Scene View UI and Gizmos
Component Editor Tools in s&box are always active when a specific Component is selected. They create UI in the scene view and can override input. An example is …
HudPainter: Immediate-Mode HUD Drawing in s&box
Each has a property (HudPainter) for immediate-mode drawing onto the screen. More efficient than UI panels since there's no layout, stylesheets, or interactivit…
Input Glyphs: Device-Adaptive Button Icons for UI Hints
Input glyphs in s&box provide an easy way to show users which buttons to press for actions. They automatically adjust for whatever device is being used and retu…
Localization: Multi-Language Token System for UI Text
s&box supports localization via JSON token files. Any displayed string beginning with is treated as a localization token and automatically replaced with the use…
Input - s&box Gameplay Documentation
Input s&box provides a comprehensive input system that handles keyboard, mouse, and gamepad input. The input system uses named actions defined in your project s…
Localization (i18n)
Localization (i18n) Support multiple languages using localization tokens. How It Works Use tokens starting with in UI strings. The system replaces them based on…
Editor Widgets
Editor Widgets Build custom editor UI using Widgets (different from in-game Panels). Creating a Widget Widget as Window Widget as Child Dockable Widget Asset Ed…
Video - s&box Media Documentation
Video s&box can decode and play video files for cutscenes, UI elements, or in-world displays. VideoPlayer The VideoPlayer decodes video and exposes frames as a …
Styling Panels - s&box UI Documentation
Styling Panels Style your UI panels using SCSS-like stylesheets or direct code styling. Using Stylesheets Create files alongside your files: Or specify a differ…
Platform Chat: Built-in Text Chat with IChatEvent Filtering
s&box includes a built-in platform chat system for multiplayer games. Messages are routed through the host, validated, filtered via Steam's text filter, and dis…