---
title: "CanvasClientSideOptions..::.CallbackOnVObjectChanged Property "
canonical: https://www.graphicsmill.com/docs/gmwc/P_Aurigma_GraphicsMill_AjaxControls_VectorObjects_CanvasClientSideOptions_CallbackOnVObjectChanged.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**You’re viewing documentation for an outdated product.** Graphics Mill Web Controls is no longer part of Graphics Mill.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/).

# CanvasClientSideOptions.CallbackOnVObjectChanged Property 

**Applies to:** Graphics Mill Web Controls · **Archived documentation**
 
Gets or sets a value which turns callback for the [CurrentVObjectChanged](https://www.graphicsmill.com/docs/gmwc/E_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas_CurrentVObjectChanged.htm.md) event on.
 
**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 CallbackOnVObjectChanged { get; set; }
```
 
### Property Value
 
The [Boolean](http://msdn2.microsoft.com/en-us/library/a28wyd50) value which turns callback for the [CurrentVObjectChanged](https://www.graphicsmill.com/docs/gmwc/E_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas_CurrentVObjectChanged.htm.md) event on.
   
## See Also

### Reference

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