Hello, how to disbale unselect in the Tree. As i remember in Vaadin 7 was method “setNullSelectionAllowed(false);”
P.S. Found
((SingleSelectionModel)unitTree.getSelectionModel()).setDeselectAllowed(false);
very not obvious
Hello, how to disbale unselect in the Tree. As i remember in Vaadin 7 was method “setNullSelectionAllowed(false);”
P.S. Found
((SingleSelectionModel)unitTree.getSelectionModel()).setDeselectAllowed(false);
very not obvious