---
title: "IUserInputController..::.Update Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_AjaxControls_IUserInputController_Update.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# IUserInputController.Update Method 
 
This method is called by the [BaseViewer](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_BaseViewer.htm.md) when it needs to be repainted or updated in any other way.
 
**Namespace:** [Aurigma.GraphicsMill.AjaxControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.AjaxControls (in Aurigma.GraphicsMill.AjaxControls.dll)
 
## Syntax
  
```
Sub Update
```
 
```csharp
void Update()
```
   
## See Also

### Reference

- [IUserInputController Interface](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_IUserInputController.htm.md)
- [Aurigma.GraphicsMill.AjaxControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls.htm.md)