---
title: "ColumnEventArgs Class"
canonical: https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ColumnEventArgs.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/)

# ColumnEventArgs Class
 
Base class for arguments of events related to a single column.
 
**Namespace:** [Aurigma.GraphicsMill.WinControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.WinControls (in Aurigma.GraphicsMill.WinControls.dll)
 
## Syntax
  
```
Public Class ColumnEventArgs _Inherits EventArgs
```
 
```csharp
public class ColumnEventArgs : EventArgs
```
 
## Inheritance Hierarchy
  
- [System.Object](http://msdn2.microsoft.com/en-us/e5kfa45b)
    - [System.EventArgs](http://msdn2.microsoft.com/en-us/118wxtk3)
        - Aurigma.GraphicsMill.WinControls.ColumnEventArgs
            - [Aurigma.GraphicsMill.WinControls.ColumnChangedEventArgs](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ColumnChangedEventArgs.htm.md)
            - [Aurigma.GraphicsMill.WinControls.ColumnRemovingEventArgs](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ColumnRemovingEventArgs.htm.md)
 
## Object Model

[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.WinControls_ObjectModel_23.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ColumnEventArgs.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel1.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.WinControls_ObjectModel_24.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ListColumn.htm.md)
  
## See Also

### Reference

- [ColumnEventArgs Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_WinControls_ColumnEventArgs.htm.md)
- [Aurigma.GraphicsMill.WinControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)