---
title: "ViewerClientSideOptions..::.PostBackOnScrolled Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_AjaxControls_ViewerClientSideOptions_PostBackOnScrolled.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/)

# ViewerClientSideOptions.PostBackOnScrolled Property 
 
Gets/sets a value which turns automatic postback for the [BaseViewer.Scrolled](https://www.graphicsmill.com/docs/gm5/E_Aurigma_GraphicsMill_AjaxControls_BaseViewer_Scrolled.htm.md) event on.
 
**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
  
```
<BrowsableAttribute(True)> _
Public Property PostBackOnScrolled As Boolean
```
 
```csharp
[BrowsableAttribute(true)]
public bool PostBackOnScrolled { get; set; }
```
 
### Property Value
The [Boolean](http://msdn2.microsoft.com/en-us/a28wyd50) value which turns automatic postback for the [BaseViewer.Scrolled](https://www.graphicsmill.com/docs/gm5/E_Aurigma_GraphicsMill_AjaxControls_BaseViewer_Scrolled.htm.md) event on.
 
## Remarks
  
If [BaseViewer.AutoPostBack](https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_AjaxControls_BaseViewer_AutoPostBack.htm.md) is **true**, [BaseViewer.Scrolled](https://www.graphicsmill.com/docs/gm5/E_Aurigma_GraphicsMill_AjaxControls_BaseViewer_Scrolled.htm.md) event fires regardless of the value of this property.
   
## See Also

### Reference

- [ViewerClientSideOptions Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_ViewerClientSideOptions.htm.md)
- [Aurigma.GraphicsMill.AjaxControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls.htm.md)