# ThemeViewer

ThemeViewer is a tool that gives you the ability to preview a custom or a predefined theme for all controls of the suite.

![tools-themeviewer 001](https://www.telerik.com/products/winforms/documentation/assets/97935d077a8038682965e527e5f9aa86/tools-themeviewer001.png)

The controls are placed on different pages which can be selected from the left panel and some controls are placed on separate forms in order to be displayed correctly.

![tools-themeviewer 002](https://www.telerik.com/products/winforms/documentation/assets/8654641316dee3abe41ff640e907fb46/tools-themeviewer002.png)

Switching between the different themes and loading custom themes is available from the "CHOOSE THEME" drop down button on the top of the form:

![tools-themeviewer 003](https://www.telerik.com/products/winforms/documentation/assets/c79f42de0fa94c5a23eb914c75af422a/tools-themeviewer003.png)

Additionally, you have the opportunity to change a variety of settings that concern the theming of the controls, such as RightToLeft, Disabled and Aero mode.