/// <summary>
/// Insert a workflow along side this node in a workflow
/// (same successors and predecessors) and optionally delete this node
/// </summary>
/// <param name="w">Workflow to insert</param>
/// <param name="replaceMode">True if this node is to be deleted after insert</param>
public void InsertWorkflow(GuidanceWorkflow w, bool replaceMode)
{
Node startOfWorkflow;
Node endOfWorkflow;
if (this.predecessors.Count != 1 ||
this.predecessors.Count != 1)
{
throw new Exception(Resources.Node_ErrorOnlySinglePredecessor);
}
if (w != null)
{
startOfWorkflow = w.InitialNode as Node;
startOfWorkflow = startOfWorkflow.successors[0];
endOfWorkflow = w.Successors.Traverse<INode>(s => s.Successors).OfType<IFinal>().FirstOrDefault() as Node;
endOfWorkflow = endOfWorkflow.predecessors[0];
startOfWorkflow.predecessors.Clear();
endOfWorkflow.successors.Clear();
}
else
{
//
// If the incoming "workflow" is null, then we simply want to delete this node.
//
// One of the assumptions made for "include://" nodes is that they have one and only one
// successor and predecessor
//
startOfWorkflow = this.successors.ToArray()[0];
endOfWorkflow = this.predecessors.ToArray()[0];
}
//
// Make all of my predecessors point at the new start
//
foreach (Node pred in predecessors)
{
foreach (Node predRef in pred.successors.ToArray())
{
if (predRef == this)
{
if (replaceMode)
pred.successors.Remove(this);
break;
}
}
pred.successors.Add(startOfWorkflow);
startOfWorkflow.predecessors.Add(pred);
}
//
// Make all of my successors point at my new end
//
foreach (Node succ in successors)
{
foreach (Node succRef in succ.predecessors.ToArray())
{
if (succRef == this)
{
if (replaceMode)
succ.predecessors.Remove(this);
break;
}
}
succ.predecessors.Add(endOfWorkflow);
endOfWorkflow.successors.Add(succ);
}
}
/// <summary>
/// Insert a workflow along side this node in a workflow
/// (same successors and predecessors) and optionally delete this node
/// </summary>
/// <param name="w">Workflow to insert</param>
/// <param name="replaceMode">True if this node is to be deleted after insert</param>
public void InsertWorkflow(GuidanceWorkflow w, bool replaceMode)
{
Node startOfWorkflow;
Node endOfWorkflow;
if (this.predecessors.Count != 1 ||
this.predecessors.Count != 1)
{
throw new Exception(Resources.Node_ErrorOnlySinglePredecessor);
}
if (w != null)
{
startOfWorkflow = w.InitialNode as Node;
startOfWorkflow = startOfWorkflow.successors[0];
endOfWorkflow = w.Successors.Traverse <INode>(s => s.Successors).OfType <IFinal>().FirstOrDefault() as Node;
endOfWorkflow = endOfWorkflow.predecessors[0];
startOfWorkflow.predecessors.Clear();
endOfWorkflow.successors.Clear();
}
else
{
//
// If the incoming "workflow" is null, then we simply want to delete this node.
//
// One of the assumptions made for "include://" nodes is that they have one and only one
// successor and predecessor
//
startOfWorkflow = this.successors.ToArray()[0];
endOfWorkflow = this.predecessors.ToArray()[0];
}
//
// Make all of my predecessors point at the new start
//
foreach (Node pred in predecessors)
{
foreach (Node predRef in pred.successors.ToArray())
{
if (predRef == this)
{
if (replaceMode)
{
pred.successors.Remove(this);
}
break;
}
}
pred.successors.Add(startOfWorkflow);
startOfWorkflow.predecessors.Add(pred);
}
//
// Make all of my successors point at my new end
//
foreach (Node succ in successors)
{
foreach (Node succRef in succ.predecessors.ToArray())
{
if (succRef == this)
{
if (replaceMode)
{
succ.predecessors.Remove(this);
}
break;
}
}
succ.predecessors.Add(endOfWorkflow);
endOfWorkflow.successors.Add(succ);
}
}
