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This help article will demonstrate a step by step tutorial how to customize the ControlDefault theme for RadTrackBar.

  1. Open VisualStyleBuilder: Start menu (Start >> Programs >> Telerik >> UI for WinForms [version] >> Tools).

  2. Export the built-in themes in a specific folder by selecting File >> Export Built-in Themes.

  3. Load a desired theme from the just exported files by selecting File >> Open Package

  4. Select TrackBarThumbElement in Controls Structure on the left side. Then, the TrackBarThumbElement in the Elements section will be automatically selected.

    trackbar-customizing-appearance-themes 001

  5. Modify the applied TrackBarThumbFill repository item.

    trackbar-customizing-appearance-themes 002

    trackbar-customizing-appearance-themes 003

  6. Save the theme by selecting File >> Save As.

  7. Now, you can apply your custom theme to RadTrackBar by using the demonstrated approach in the following link: Using custom themes

See Also

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