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Property Attributes: Inspector Customization for Components and Assets

calendar_today May 20, 2026 schedule ~2 min read person PatrickJr verified 50

Property attributes control how Component properties appear in the s&box editor/inspector. They work on both Components and GameResource properties.

Attribute	Effect
[Hide]	Hidden from editor but still saves/loads
[ReadOnly]	Visible but not editable
[Advanced]	Hidden unless user opts to see advanced properties
[Space]	Adds space above the property
[Header( "My Header" )]	Adds a header above
[Order( 100 )]	Controls display order
[Title( "Custom Name" )]	Overrides the property name in editor
[InlineEditor]	Shows inline editing instead of popup
[WideMode]	Full-width widget with label above
[KeyProperty]	Represents the whole object in a single line

Attribute	Effect
[Group( "Helpers" )]	Creates a group box
[ToggleGroup( "UseHelpers" )]	Group with on/off checkbox (name matches a bool property)
[Feature( "Helpers" )]	Separate tab in inspector
[FeatureEnabled( "Helpers" )]	Bool that enables/disables a feature tab

CSHARP

[ShowIf( "PropertyName", 3 )]  // Show only when PropertyName == 3
[HideIf( "PropertyName", 3 )]  // Hide when PropertyName == 3

CSHARP

[Range( 0, 100 )]  // Min/max with slider (clamped by default)
[Step( 10 )]        // Increment step when dragging

Attribute	Effect
[Placeholder( "hint text" )]	Shown when empty
[TextArea]	Multiline text area
[FilePath]	File picker (optional extension filter)
[ImageAssetPath]	Image file selector
[MapAssetPath]	.vmap file selector
[FontName]	Font dropdown
[InputAction]	Input action dropdown from Project Settings

CSHARP

[Validate( nameof( IsValid ), "Warning Message", LogLevel.Warn )]

Calls a method for validation and shows the result in the inspector.

Attribute	Effect
[RequireComponent]	Auto-creates the component if missing
[Flags]	Enum treated as flags (multi-select dropdown)
[ResourceType( "vmdl" )]	Filters resource picker by type

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