התחל תגובה אסור collectionviewsource filter אהוב כוח לשאול
Solved: Using filter method of listview in WPF - Autodesk Community - AutoCAD
An approach to filter a hierarchy in WPF | Mexedge
GitHub - SyncfusionExamples/How-to-apply-filters-in-wpf-treeview-using- collectionview-type-sources: This example describes how to apply filters in wpf treeview using collectionview type sources.