1. Open you custom OWL in UI Designer.
2. Go in the Toolbox, under Layout Elements select and drag “Layout Stack Panel” between columns.
3. Keeping the new column selected, on Properties :
a. Under “Text Information”, select the down arrow of “Label” to rename it with “Action” and then click Ok.
b. Under “Behaviour” change “DisplayType” to “Icon” and change “Default Icon” to “DeleteBin”
c. Under “Events”, on “OnClick” field, select “…NewEventHandler…”.
d. Create a new event handler with two operations. The first with “Type:” List, “Operation”: “Remove row” and “TargetList:” “/Root/DataList”. The second operation with “Type:” “WindowsAction” and “ActionType:” “Save”. Click Ok.
4. Click on Save & Activate and the task is done.