Hi J.T,
Thanks for your patience.
We have analysed on your requirement and created a sample. Grid Tree control has an option to draw the selection based on the customization using the “GridDrawSelectionOptions” as follows.
[Code snippet]
treeGrid.Model.Options.DrawSelectionOptions = GridDrawSelectionOptions.ReplaceBackground;
Please find the Modified sample and video for your reference.
Sample:
http://www.syncfusion.com/uploads/redirect.aspx?file=Modified-Sample_cfff161c.zip&team=developmentVideo:
http://www.syncfusion.com/uploads/redirect.aspx?file=TestVideo_eb141822.zip&team=developmentLet us know if this helps.
Regards,
Balaji.