---
title: "Canvas..::.LoadPostData Method "
canonical: https://www.graphicsmill.com/docs/gmwc/M_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas_LoadPostData_2_aa40c260.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**You’re viewing documentation for an outdated product.** Graphics Mill Web Controls is no longer part of Graphics Mill.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.LoadPostData Method 

**Applies to:** Graphics Mill Web Controls · **Archived documentation**
 
Processes post back data for the [Canvas](https://www.graphicsmill.com/docs/gmwc/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas.htm.md). 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 bool LoadPostData(string postDataKey,NameValueCollection postCollection
)
```
 
### Parameters
 
 - postDataKey
     - Type: [System..String](http://msdn2.microsoft.com/en-us/library/s1wwdcbf)
The key identifier for the control.

 - postCollection
     - Type: [System.Collections.Specialized..NameValueCollection](http://msdn2.microsoft.com/en-us/library/689y5thy)
The collection of all incoming name values.
 
### Return Value
 **true** if the server control's state changes as a result of the post back; otherwise **false**.
 
### Implements
 
[IPostBackDataHandler..LoadPostData(String, NameValueCollection)](http://msdn2.microsoft.com/en-us/library/hta2f1y2)
   
## 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)