# Sandbox.Utility.DataProgress.Callback

Callback delegate for receiving progress updates.

- Kind: class
- Assembly: `Sandbox.System`
- Modifiers: sealed

## Constructors

- [`Callback`](/api/Sandbox.Utility.DataProgress.Callback/.ctor)

## Methods

- [`BeginInvoke`](/api/Sandbox.Utility.DataProgress.Callback/BeginInvoke)
- [`EndInvoke`](/api/Sandbox.Utility.DataProgress.Callback/EndInvoke)
- [`Invoke`](/api/Sandbox.Utility.DataProgress.Callback/Invoke)