---
title: "materialActiveAppearance(_:)"
framework: swiftui
role: symbol
role_heading: Instance Method
path: "swiftui/shapestyle/materialactiveappearance(_:)"
---

# materialActiveAppearance(_:)

Sets an explicit active appearance for materials created by this style.

## Declaration

```swift
func materialActiveAppearance(_ appearance: MaterialActiveAppearance) -> some ShapeStyle

```