custom-search-ui
There are 2 repositories under custom-search-ui topic.
DevExpress-Examples/winforms-grid-customize-find-panel
Customize the Find Panel within the grid control.
DevExpress-Examples/how-to-create-search-window-with-find-previous-and-find-next-buttons-in-gridcontrol-t127527
Create a custom search panel for the WPF Data Grid.