/// <summary>
/// Creates a new Custom Node Instance.
/// </summary>
/// <param name="id">Identifier referring to a custom node definition.</param>
/// <param name="name">
/// Name for the custom node to be instantiated, used for error recovery if
/// the given id could not be found.
/// </param>
/// <param name="def">
/// Custom node definition data
/// </param>
/// <param name="info">
/// Custom node information data
/// </param>
/// <returns>Custom Node Instance</returns>
public EFunction CreateCustomNodeInstance(
Guid id,
string name,
CustomNodeDefinition def,
CustomNodeInfo info)
{
if (info == null)
{
// Couldn't find the workspace at all, prepare for a late initialization.
Log(Properties.Resources.UnableToCreateCustomNodeID + id + "\"",
WarningLevel.Moderate);
info = new CustomNodeInfo(id, name ?? "", "", "", "");
}
if (def == null)
{
def = CustomNodeDefinition.MakeProxy(id, info.Name);
}
var node = new EFunction(def, info.Name, info.Description, info.Category);
CustomNodeWorkspaceModel workspace = null;
if (loadedWorkspaceModels.TryGetValue(id, out workspace))
{
RegisterCustomNodeInstanceForUpdates(node, workspace);
}
else
{
RegisterCustomNodeInstanceForLateInitialization(node, id, name);
}
return(node);
}
/// <summary>
/// Creates a new Custom Node Instance.
/// </summary>
/// <param name="id">Identifier referring to a custom node definition.</param>
/// <param name="nickname">
/// Nickname for the custom node to be instantiated, used for error recovery if
/// the given id could not be found.
/// </param>
/// <param name="isTestMode">
/// Flag specifying whether or not this should operate in "test mode".
/// </param>
public Function CreateCustomNodeInstance(
Guid id, string nickname = null, bool isTestMode = false)
{
CustomNodeWorkspaceModel workspace;
CustomNodeDefinition def;
CustomNodeInfo info;
// Try to get the definition, initializing the custom node if necessary
if (TryGetFunctionDefinition(id, isTestMode, out def))
{
// Got the definition, proceed as planned.
info = NodeInfos[id];
}
else
{
// Couldn't get the workspace with the given ID, try a nickname lookup instead.
if (nickname != null && TryGetNodeInfo(nickname, out info))
{
return(CreateCustomNodeInstance(info.FunctionId, nickname, isTestMode));
}
// Couldn't find the workspace at all, prepare for a late initialization.
Log(
Properties.Resources.UnableToCreateCustomNodeID + id + "\"",
WarningLevel.Moderate);
info = new CustomNodeInfo(id, nickname ?? "", "", "", "");
}
if (def == null)
{
def = CustomNodeDefinition.MakeProxy(id, info.Name);
}
var node = new Function(def, info.Name, info.Description, info.Category);
if (loadedWorkspaceModels.TryGetValue(id, out workspace))
{
RegisterCustomNodeInstanceForUpdates(node, workspace);
}
else
{
RegisterCustomNodeInstanceForLateInitialization(node, id, nickname, isTestMode);
}
return(node);
}
