public int IndexOf(DataTreeGridItem item)
{
if (this.items == null)
{
return(-1);
}
return(this.items.IndexOf(item));
}
public IEnumerable <DataTreeGridItem> GetChildren(DataTreeGridItem item)
{
if (this.items == null)
{
return(null);
}
return(this.items.GetChildren(item));
}
public DataTreeGridItem GetParent(DataTreeGridItem item)
{
if (this.items == null)
{
return(null);
}
return(this.items.GetParent(item));
}
public IEnumerable <DataTreeGridItem> GetAllParents(DataTreeGridItem item)
{
if (this.items == null)
{
return(null);
}
return(this.items.GetAllParents(item));
}
public void AttachItem(DataTreeGridItem item)
{
item.DataTreeGrid = this;
item.UpdateIndentationWidth();
}
