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**You’re viewing documentation for an outdated product.** Graphics Mill Web Controls is no longer part of Graphics Mill.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

# BaseViewer Class

**Applies to:** Graphics Mill Web Controls · **Archived documentation**
 
This client-side class corresponds to the [BaseViewer](https://www.graphicsmill.com/docs/gmwc/T_Aurigma_GraphicsMill_AjaxControls_BaseViewer.htm.md) server-side control and gives an opportunity to obtain access to its primary members in JavaScript.
 
**Namespace:** [GraphicsMill](https://www.graphicsmill.com/docs/gmwc/N_J_GraphicsMill.htm.md)
 **Assembly:** Aurigma.GraphicsMill.AjaxControls (in Aurigma.GraphicsMill.AjaxControls.dll)
 
## Syntax
  
```
GraphicsMill.BaseViewer = function();

Type.createClass('GraphicsMill.BaseViewer',Sys.UI.Control);
```
 
## Remarks
  
All the client-side classes intended to display some content in a browser are inherited from this class.
 
BaseViewer is an abstract class which implements common functionality for content viewer controls. You cannot instantiate objects of this class directly.
 
## Inheritance Hierarchy
  
- Sys..Component
    - *+* Sys.UI..Control
        - *+* GraphicsMill..BaseViewer
            - *+* [GraphicsMill..BitmapViewer](https://www.graphicsmill.com/docs/gmwc/T_J_GraphicsMill_BitmapViewer.htm.md)
   
## See Also

### Reference

- [BaseViewer Members](https://www.graphicsmill.com/docs/gmwc/AllMembers_T_J_GraphicsMill_BaseViewer.htm.md)
- [GraphicsMill Namespace](https://www.graphicsmill.com/docs/gmwc/N_J_GraphicsMill.htm.md)
- [Aurigma.GraphicsMill.AjaxControls..BaseViewer](https://www.graphicsmill.com/docs/gmwc/T_Aurigma_GraphicsMill_AjaxControls_BaseViewer.htm.md)