Thank you for writing.
To enable gestures in RadGridView, just make sure the EnableGestures property is set to true (which is the default value). Afterwards, you will be able to swipe up/down the data rows on a touch device.
More about touch in Telerik UI for WinForms is available here: http://www.telerik.com/help/winforms/tpf-touch-support.html
I hope that you find this information useful. Should you have any other questions, do not hesitate to contact us.
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