public static UnboundDataItemNode GetUnboundDataItemNode(object dataItem, out UnboundDataItem unboundDataItem)
{
lock (UnboundDataItem.UnboundDataItems)
{
UnboundDataItemNode current = UnboundDataItem.UnboundDataItems.FirstNode;
while (current != null)
{
object currentDataItem = current.DataItem;
unboundDataItem = current.UnboundDataItem;
if (!current.IsAlive)
{
UnboundDataItemNode next = current.Next;
UnboundDataItem.UnboundDataItems.Remove(current);
current = next;
continue;
}
if (object.Equals(currentDataItem, dataItem))
{
return(current);
}
current = current.Next;
}
unboundDataItem = new UnboundDataItem(dataItem);
UnboundDataItemNode unboundDataItemNode = new UnboundDataItemNode(unboundDataItem);
UnboundDataItem.UnboundDataItems.Add(unboundDataItemNode);
return(unboundDataItemNode);
}
}
public static UnboundDataItemNode GetUnboundDataItemNode( object dataItem, out UnboundDataItem unboundDataItem )
{
lock( UnboundDataItem.UnboundDataItems )
{
UnboundDataItemNode current = UnboundDataItem.UnboundDataItems.FirstNode;
while( current != null )
{
object currentDataItem = current.DataItem;
unboundDataItem = current.UnboundDataItem;
if( !current.IsAlive )
{
UnboundDataItemNode next = current.Next;
UnboundDataItem.UnboundDataItems.Remove( current );
current = next;
continue;
}
if( object.Equals( currentDataItem, dataItem ) )
return current;
current = current.Next;
}
unboundDataItem = new UnboundDataItem( dataItem );
UnboundDataItemNode unboundDataItemNode = new UnboundDataItemNode( unboundDataItem );
UnboundDataItem.UnboundDataItems.Add( unboundDataItemNode );
return unboundDataItemNode;
}
}
public static void FreeUnboundDataItem(UnboundDataItemNode unboundDataItemNode)
{
lock (UnboundDataItem.UnboundDataItems)
{
UnboundDataItems.Remove(unboundDataItemNode);
}
}
public static void FreeUnboundDataItem( UnboundDataItemNode unboundDataItemNode )
{
lock( UnboundDataItem.UnboundDataItems )
{
UnboundDataItems.Remove( unboundDataItemNode );
}
}
public void Add(UnboundDataItemNode newNode)
{
newNode.Next = this.FirstNode;
if (this.FirstNode != null)
{
this.FirstNode.Previous = newNode;
}
this.FirstNode = newNode;
if (this.LastNode == null)
{
this.LastNode = this.FirstNode;
}
m_count++;
}
public void Remove(UnboundDataItemNode unboundDataItemNode)
{
bool removed = false;
if (this.LastNode == unboundDataItemNode)
{
this.LastNode = unboundDataItemNode.Previous;
removed = true;
}
if (this.FirstNode == unboundDataItemNode)
{
this.FirstNode = unboundDataItemNode.Next;
removed = true;
}
UnboundDataItemNode previous = unboundDataItemNode.Previous;
if (previous != null)
{
previous.Next = unboundDataItemNode.Next;
removed = true;
}
UnboundDataItemNode next = unboundDataItemNode.Next;
if (next != null)
{
next.Previous = unboundDataItemNode.Previous;
removed = true;
}
if (removed)
{
unboundDataItemNode.Previous = null;
unboundDataItemNode.Next = null;
m_count--;
}
}
public void Remove( UnboundDataItemNode unboundDataItemNode )
{
bool removed = false;
if( this.LastNode == unboundDataItemNode )
{
this.LastNode = unboundDataItemNode.Previous;
removed = true;
}
if( this.FirstNode == unboundDataItemNode )
{
this.FirstNode = unboundDataItemNode.Next;
removed = true;
}
UnboundDataItemNode previous = unboundDataItemNode.Previous;
if( previous != null )
{
previous.Next = unboundDataItemNode.Next;
removed = true;
}
UnboundDataItemNode next = unboundDataItemNode.Next;
if( next != null )
{
next.Previous = unboundDataItemNode.Previous;
removed = true;
}
if( removed )
{
unboundDataItemNode.Previous = null;
unboundDataItemNode.Next = null;
m_count--;
}
}
public void Add( UnboundDataItemNode newNode )
{
newNode.Next = this.FirstNode;
if( this.FirstNode != null )
this.FirstNode.Previous = newNode;
this.FirstNode = newNode;
if( this.LastNode == null )
this.LastNode = this.FirstNode;
m_count++;
}
