# StyleSheet

Roblox Engine API class from Roblox Studio 0.744.0.7441077 (version-7aaa6838d36c4448).

- Inherits from, nearest first: [StyleBase](https://rapi.sleaze.dev/classes/StyleBase.md), [Instance](https://rapi.sleaze.dev/classes/Instance.md), [Object](https://rapi.sleaze.dev/classes/Object.md)
- Memory category: Gui
- HTML page: https://rapi.sleaze.dev/classes/StyleSheet/
- Roblox documentation: https://create.roblox.com/docs/reference/engine/classes/StyleSheet

Aggregates `StyleRules` and can be linked to [`DataModel`](https://rapi.sleaze.dev/classes/DataModel.md) trees to apply style properties to instances.

## Methods

### GetDerives

```luau
StyleSheet:GetDerives(): { Instance }
```

- Tags: Capabilities: UI

Returns an array of other `StyleSheets` from which the [`StyleSheet`](https://rapi.sleaze.dev/classes/StyleSheet.md) is deriving `StyleRules` and token definitions.

Returns: Array of other `StyleSheets`.

### SetDerives

```luau
StyleSheet:SetDerives(derives: { Instance })
```

- Tags: Capabilities: UI

Sets the [`StyleSheet`](https://rapi.sleaze.dev/classes/StyleSheet.md) to derive `StyleRules` and token definitions from one or more other `StyleSheets`.

Parameters:

- `derives`: Array of other `StyleSheets` to derive `StyleRules` and token definitions from.

## Inherited members

- From [StyleBase](https://rapi.sleaze.dev/classes/StyleBase.md): `GetStyleRules`, `InsertStyleRule`, `SetStyleRules`, `StyleRulesChanged`
- From [Instance](https://rapi.sleaze.dev/classes/Instance.md): `Archivable`, `archivable`, `Attributes`, `AttributesReplicate`, `AttributesSerialize`, `HistoryId`, `Name`, `Parent`, `PredictionMode`, `PropertyStatusStudio`, `RobloxLocked`, `SerializedOverrides`, `SourceAssetId`, `Tags`, `UniqueId`, `numExpectedDirectChildren`, `DataCost`, `Capabilities`, `DefinesCapabilities`, `IsInSandbox`, `Sandboxed`, `AddTag`, `ClearAllChildren`, `Clone`, `Destroy`, `FindFirstAncestor`, `FindFirstAncestorOfClass`, `FindFirstAncestorWhichIsA`, `FindFirstChild`, `FindFirstChildOfClass`, `FindFirstChildWhichIsA`, `FindFirstDescendant`, `GetActor`, `GetAttribute`, `GetAttributeChangedSignal`, `GetAttributes`, `GetChildren`, `GetDebugId`, `GetDescendants`, `GetFullName`, `GetStyled`, `GetStyledPropertyChangedSignal`, `GetTags`, `HasTag`, `IsAncestorOf`, `IsDescendantOf`, `IsPropertyModified`, `QueryDescendants`, `RemoveTag`, `ResetPropertyToDefault`, `SetAttribute`, `WaitForChild`, `Remove`, `children`, `clone`, `destroy`, `findFirstChild`, `getChildren`, `isDescendantOf`, `remove`, `AncestryChanged`, `AttributeChanged`, `ChildAdded`, `ChildRemoved`, `DescendantAdded`, `DescendantRemoving`, `Destroying`, `StyledPropertiesChanged`, `childAdded`
- From [Object](https://rapi.sleaze.dev/classes/Object.md): `ClassName`, `className`, `GetPropertyChangedSignal`, `IsA`, `isA`, `Changed`