I'm afraid that there is not such filtering option for HierarchicalDataSources.
You might try this answer even that it says TreeView it applies here since the data model is the same.
Question
I have created a kendo HierarchicalDataSource
var fontidatasource = new kendo.data.HierarchicalDataSource({
data: vm.get("Source")
});
I want search in it the item that are checked.
I have tried to use a gatherStates function (kendo documentation), but don't function...
Solution
I'm afraid that there is not such filtering option for HierarchicalDataSources.
You might try this answer even that it says TreeView it applies here since the data model is the same.