public Folders() { this.SampleFolders = new ObservableCollection<Folder>(); Folder mediaFolder = new Folder("My Media"); this.SampleFolders.Add(mediaFolder); mediaFolder.SubFolders.Add(new Folder("Videos")); mediaFolder.SubFolders.Add(new Folder("Music")); mediaFolder.SubFolders.Add(new Folder("Images")); this.SampleFolders.Add(new Folder("My Files")); }
private void MoveItem(Folder droppedItem, Folder targetItem, TreeListViewDropPosition relativeDropPosition) { if (droppedItem == targetItem) return; var parentCollection = this.sourceCollection; parentCollection.Remove(droppedItem); if (relativeDropPosition == TreeListViewDropPosition.Inside) { destinationCollection.Add(droppedItem); } else if (relativeDropPosition == TreeListViewDropPosition.Before) { destinationCollection.Insert(destinationCollection.IndexOf(targetItem), droppedItem); } else if (relativeDropPosition == TreeListViewDropPosition.After) { destinationCollection.Insert(destinationCollection.IndexOf(targetItem) + 1, droppedItem); } this.AssociatedObject.ExpandAllHierarchyItems(); }
private void MoveItemToRoot(Folder droppedItem) { var parentCollection = sourceCollection; parentCollection.Remove(droppedItem); droppedItem.ParentFolder = null; (destinationCollection).Add(droppedItem); this.AssociatedObject.ExpandAllHierarchyItems(); }