private bool FindCollectionInTarget(
ISelectableNode <TKey, TEntity> childNode,
out ObservableCollection <ISelectableNode <TKey, TEntity> >?result)
{
result = null;
if (childNode.ParentNode == null)
{
result = _obsColl;
}
else
{
if (!_allNodes.ContainsKey(childNode.ParentNode.Key))
{
_logger?.Error <TKey, string>("Could not find containing node with key '{0}' in {1}",
childNode.ParentNode.Key,
_collName);
}
else
{
result = _allNodes[childNode.ParentNode.Key].ChildNodes;
}
}
return(result != null);
}
//Remove node from selection
public void RemoveNode(ISelectableNode nodeControl)
{
if (HasNode(nodeControl))
{
NodeControls.Remove(nodeControl);
nodeControl.DeSelect();
}
}
//Add node to selection
public void AddNode(ISelectableNode nodeControl, bool isShowDetails = true)
{
if (!HasNode(nodeControl))
{
NodeControls.Add(nodeControl);
nodeControl.Select(isShowDetails);
}
}
private bool RemoveAt(
ObservableCollection <ISelectableNode <TKey, TEntity> > container,
ISelectableNode <TKey, TEntity> nodetoRemove)
{
var itemIndex = container.ToList()
.FindIndex(x => EqualityComparer <TKey> .Default.Equals(x.Key, nodetoRemove.Key));
if (itemIndex < 0)
{
_logger?.Error <TKey, string>("Could not find node with key '{0}' in the root of {1}", nodetoRemove.Key, _collName);
return(false);
}
container.RemoveAt(itemIndex);
return(true);
}
//Check if node has been selected
public bool HasNode(ISelectableNode nodeControl)
{
return NodeControls.Contains(nodeControl);
}
//Remove node from selection
public void RemoveNode(ISelectableNode nodeControl)
{
if (HasNode(nodeControl))
{
NodeControls.Remove(nodeControl);
nodeControl.DeSelect();
}
}
//Add node to selection
public void AddNode(ISelectableNode nodeControl, bool isShowDetails = true)
{
if (!HasNode(nodeControl))
{
NodeControls.Add(nodeControl);
nodeControl.Select(isShowDetails);
}
}
public abstract SelectableNode <TEntity, TKey> Create(TEntity entity, ISelectableNode <TEntity, TKey>?parentNode);
//Check if node has been selected
public bool HasNode(ISelectableNode nodeControl)
{
return(NodeControls.Contains(nodeControl));
}
