// ----------------------------------------------------------------------
public bool UntilMatchingChild(iCS_EditorObject parent, Func <iCS_EditorObject, bool> cond)
{
DetectUndoRedo();
if (parent == null)
{
return(EditorObjects[0].UntilMatchingChild(child => cond(child)));
}
else
{
return(parent.UntilMatchingChild(child => cond(child)));
}
}
// ----------------------------------------------------------------------
public void SetNewDataConnection(iCS_EditorObject inPort, iCS_EditorObject outPort, LibraryFunction conversion = null)
{
iCS_EditorObject inParentNode = inPort.ParentNode;
iCS_EditorObject outParentNode = outPort.ParentNode;
iCS_EditorObject inGrandParent = inParentNode.ParentNode;
iCS_EditorObject outGrandParent = outParentNode.ParentNode;
// No need to create module ports if both connected nodes are under the same parent.
if (inGrandParent == outGrandParent || inGrandParent == outParentNode || inParentNode == outGrandParent)
{
SetSource(inPort, outPort, conversion);
OptimizeDataConnection(inPort, outPort);
return;
}
// Create inPort if inParent is not part of the outParent hierarchy.
bool inParentSeen = false;
for (iCS_EditorObject op = outGrandParent.ParentNode; op != null; op = op.ParentNode)
{
if (inGrandParent == op)
{
inParentSeen = true;
break;
}
}
if (!inParentSeen && inGrandParent != null)
{
var sourcePort = inPort.ProducerPort;
iCS_EditorObject newPort = null;
// Attempt to reuse existing ports.
if (sourcePort != null && sourcePort.ParentNode == inGrandParent && conversion == null)
{
newPort = sourcePort;
}
else
{
newPort = CreatePort(inPort.DisplayName, inGrandParent.InstanceId, outPort.RuntimeType, VSObjectType.InDynamicDataPort);
SetSource(inPort, newPort, conversion);
SetBestPositionForAutocreatedPort(newPort, inPort.GlobalPosition, outPort.GlobalPosition);
}
SetNewDataConnection(newPort, outPort);
OptimizeDataConnection(inPort, outPort);
return;
}
// Create outPort if outParent is not part of the inParent hierarchy.
bool outParentSeen = false;
for (iCS_EditorObject ip = inGrandParent.ParentNode; ip != null; ip = ip.ParentNode)
{
if (outGrandParent == ip)
{
outParentSeen = true;
break;
}
}
if (!outParentSeen && outGrandParent != null)
{
// Attempt to reuse existing port.
iCS_EditorObject newPort = null;
if (conversion == null &&
outGrandParent.UntilMatchingChild(
p => {
if (p.IsPort && p.ProducerPort == outPort)
{
newPort = p;
return(true);
}
return(false);
}
)
)
{
}
else
{
newPort = CreatePort(outPort.DisplayName, outGrandParent.InstanceId, outPort.RuntimeType, VSObjectType.OutDynamicDataPort);
SetSource(newPort, outPort, conversion);
SetBestPositionForAutocreatedPort(newPort, inPort.GlobalPosition, outPort.GlobalPosition);
}
SetNewDataConnection(inPort, newPort);
OptimizeDataConnection(inPort, outPort);
return;
}
// Should never happen ... just connect the ports.
SetSource(inPort, outPort, conversion);
OptimizeDataConnection(inPort, outPort);
}
// ----------------------------------------------------------------------
public bool DoesPortExist(iCS_EditorObject node, string portName, Type valueType, VSObjectType portType)
{
return(node.UntilMatchingChild(p => p.DisplayName == portName && p.ObjectType == portType && p.RuntimeType == valueType));
}