private void ContentDatabaseOnItemRemoved(ContentItem contentItem)
{
if (contentItem is ContentFolder folder)
{
var node = folder.Node;
// Check if current location contains it as a parent
if (contentItem.Find(CurrentViewFolder))
{
// Navigate to root to prevent leaks
ShowRoot();
}
// Check if folder is in navigation
if (_navigationRedo.Contains(node) || _navigationUndo.Contains(node))
{
// Clear all to prevent leaks
NavigationClearHistory();
}
}
}
private bool ValidateDragItem(ContentItem item)
{
// Reject itself and any parent
return(item != TargetNode.Folder && !item.Find(TargetNode.Folder) && !TargetNode.IsRoot);
}
