---
title: "Canvas..::.RaisePostDataChangedEvent Method "
canonical: https://www.graphicsmill.com/docs/gmwc/M_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas_RaisePostDataChangedEvent.htm
archived: true
applies_to:
  - product: "Graphics Mill Web Controls"
---

**You’re viewing documentation for an outdated product.** Graphics Mill Web Controls is no longer part of Graphics Mill. For current design editing and rendering tools, see [Design Atoms .NET](https://customerscanvas.com/docs/on-premises/design-atoms-cs/), [Design Atoms JS](https://customerscanvas.com/docs/on-premises/design-atoms-js/), and [Design Editor](https://customerscanvas.com/docs/on-premises/design-editor/).

# Canvas.RaisePostDataChangedEvent Method 

**Applies to:** Graphics Mill Web Controls · **Archived documentation**
 
Signals the server control object to notify the ASP.NET application that the state of the control has changed. No need to use this method explicitly.
 
**Namespace:** [Aurigma.GraphicsMill.AjaxControls.VectorObjects](https://www.graphicsmill.com/docs/gmwc/N_Aurigma_GraphicsMill_AjaxControls_VectorObjects.htm.md)
 **Assembly:** Aurigma.GraphicsMill.AjaxControls.VectorObjects (in Aurigma.GraphicsMill.AjaxControls.VectorObjects.dll)
 
## Syntax
  
```csharp
public void RaisePostDataChangedEvent()
```
 
### Implements
 
[IPostBackDataHandler..RaisePostDataChangedEvent()()](http://msdn2.microsoft.com/en-us/library/6d3sa6w6)
 
## Remarks
 This method is called by ASP.NET infrastructure. No need to use it directly.
   
## See Also

### Reference

- [Canvas Class](https://www.graphicsmill.com/docs/gmwc/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas.htm.md)
- [Aurigma.GraphicsMill.AjaxControls.VectorObjects Namespace](https://www.graphicsmill.com/docs/gmwc/N_Aurigma_GraphicsMill_AjaxControls_VectorObjects.htm.md)