---
title: "BitmapViewer..::.RaisePostBackEvent Method "
canonical: https://www.graphicsmill.com/docs/gm5/M_Aurigma_GraphicsMill_WebControls_BitmapViewer_RaisePostBackEvent_1_bb3a7a4f.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/)

# BitmapViewer.RaisePostBackEvent Method 
 
Enables a server control to process an event raised when a form is posted to the server. No need to use this method explicitly.
 
**Namespace:** [Aurigma.GraphicsMill.WebControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WebControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.WebControls (in Aurigma.GraphicsMill.WebControls.dll)
 
## Syntax
  
```
Public Overrides Sub RaisePostBackEvent ( _eventArgument As String _
)
```
 
```csharp
public override void RaisePostBackEvent(string eventArgument
)
```
 
### Parameters
 
 - eventArgument
     - Type: [System.String](http://msdn2.microsoft.com/en-us/s1wwdcbf)
A [String](http://msdn2.microsoft.com/en-us/s1wwdcbf) that represents an optional event argument to be passed to the event handler.
 
### Implements
 
[IPostBackEventHandler.RaisePostBackEvent(String)](http://msdn2.microsoft.com/en-us/9w49t7xb)
 
## Remarks
  
This method is called by ASP.NET infrastructure. No need to use it directly.
   
## See Also

### Reference

- [BitmapViewer Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WebControls_BitmapViewer.htm.md)
- [Aurigma.GraphicsMill.WebControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WebControls.htm.md)