/// <summary>
/// Loads composition from XML document.
/// </summary>
/// <param name="omiRelativeDirectory">Directory the OMI files are relative to.</param>
/// <param name="xmlDocument">XML document</param>
private void LoadFromXmlDocument(string omiRelativeDirectory, XmlDocument xmlDocument)
{
// once you choose to load new file, all previously opened models are closed
Release();
CultureInfo currentCulture = Thread.CurrentThread.CurrentCulture;
Thread.CurrentThread.CurrentCulture = new CultureInfo("");
XmlElement xmlRoot = (XmlElement)xmlDocument.ChildNodes[0];
XmlElement xmlModels = (XmlElement)xmlRoot.ChildNodes[0];
XmlElement xmlLinks = (XmlElement)xmlRoot.ChildNodes[1];
// run properties aren't mandatory
XmlElement xmlRunProperties = null;
if (xmlRoot.ChildNodes.Count > 2)
{
xmlRunProperties = (XmlElement)xmlRoot.ChildNodes[2];
}
// check
if (xmlRoot.GetAttribute("version") != "1.0")
{
throw (new FormatException("Version of file not supported. Currently supported only version '1.0'"));
}
if (xmlModels.Name != "models" ||
xmlLinks.Name != "links")
{
throw (new FormatException("Unknown file format ('models' or 'links' tag not present where expected)."));
}
if (xmlRunProperties != null)
{
if (xmlRunProperties.Name != "runproperties")
{
throw (new FormatException("Unknown file format ('runproperties' tag not present where expected)."));
}
}
// read UIModels
foreach (XmlElement xmlUiModel in xmlModels.ChildNodes)
{
try
{
UIModel uiModel = AddModel(omiRelativeDirectory, xmlUiModel.GetAttribute("omi"));
uiModel.Rect.X = Int32.Parse(xmlUiModel.GetAttribute("rect_x"));
uiModel.Rect.Y = Int32.Parse(xmlUiModel.GetAttribute("rect_y"));
uiModel.Rect.Width = Int32.Parse(xmlUiModel.GetAttribute("rect_width"));
uiModel.Rect.Height = Int32.Parse(xmlUiModel.GetAttribute("rect_height"));
}
catch (Exception e)
{
throw (new Exception(
"Model cannot be added to composition due to exception.\n" +
"OMI filename: " + xmlUiModel.GetAttribute("omi") + "\n" +
"Exception: " + e.ToString()));
}
}
// read UILinks
foreach (XmlElement xmlUiLink in xmlLinks.ChildNodes)
{
// find models corresponding to this UIConnection
UIModel providingModel = null, acceptingModel = null;
foreach (UIModel uiModel in _models)
{
if (uiModel.ModelID == xmlUiLink.GetAttribute("model_providing"))
{
providingModel = uiModel;
break;
}
}
foreach (UIModel uiModel in _models)
{
if (uiModel.ModelID == xmlUiLink.GetAttribute("model_accepting"))
{
acceptingModel = uiModel;
break;
}
}
if (providingModel == null || acceptingModel == null)
{
throw (new Exception(
"One model (or both) corresponding to this link cannot be found...\n" +
"Providing model: " + xmlUiLink.GetAttribute("model_providing") + "\n" +
"Accepting model: " + xmlUiLink.GetAttribute("model_accepting")));
}
// construct UIConnection
UIConnection uiLink = new UIConnection(providingModel, acceptingModel);
// read OpenMI Links
foreach (XmlElement xmlLink in xmlUiLink.ChildNodes)
{
// find corresponding exchange items
IOutputExchangeItem outputExchangeItem = null;
IInputExchangeItem inputExchangeItem = null;
int count = providingModel.LinkableComponent.OutputExchangeItemCount;
string sourceElementSetID = xmlLink.GetAttribute("source_elementset");
string sourceQuantityID = xmlLink.GetAttribute("source_quantity");
for (int i = 0; i < count; i++)
{
if (sourceElementSetID == providingModel.LinkableComponent.GetOutputExchangeItem(i).ElementSet.ID &&
sourceQuantityID == providingModel.LinkableComponent.GetOutputExchangeItem(i).Quantity.ID)
{
outputExchangeItem = providingModel.LinkableComponent.GetOutputExchangeItem(i);
break;
}
}
for (int i = 0; i < acceptingModel.LinkableComponent.InputExchangeItemCount; i++)
{
if (xmlLink.GetAttribute("target_elementset") == acceptingModel.LinkableComponent.GetInputExchangeItem(i).ElementSet.ID &&
xmlLink.GetAttribute("target_quantity") == acceptingModel.LinkableComponent.GetInputExchangeItem(i).Quantity.ID)
{
inputExchangeItem = acceptingModel.LinkableComponent.GetInputExchangeItem(i);
break;
}
}
if (outputExchangeItem == null || inputExchangeItem == null)
{
throw (new Exception(
"Cannot find exchange item\n" +
"Providing model: " + providingModel.ModelID + "\n" +
"Accepting model: " + acceptingModel.ModelID + "\n" +
"Source ElementSet: " + xmlLink.GetAttribute("source_elementset") + "\n" +
"Source Quantity: " + xmlLink.GetAttribute("source_quantity") + "\n" +
"Target ElementSet: " + xmlLink.GetAttribute("target_elementset") + "\n" +
"Target Quantity: " + xmlLink.GetAttribute("target_quantity")));
}
// read selected DataOperation's IDs, find their equivalents
// in outputExchangeItem, and add these to link
ArrayList dataOperationsToAdd = new ArrayList();
foreach (XmlElement xmlDataOperation in xmlLink.ChildNodes)
{
for (int i = 0; i < outputExchangeItem.DataOperationCount; i++)
{
IDataOperation dataOperation = outputExchangeItem.GetDataOperation(i);
if (dataOperation.ID == xmlDataOperation.GetAttribute("id"))
{
// set data operation's arguments if any
foreach (XmlElement xmlArgument in xmlDataOperation.ChildNodes)
{
string argumentKey = xmlArgument.GetAttribute("key");
for (int j = 0; j < dataOperation.ArgumentCount; j++)
{
IArgument argument = dataOperation.GetArgument(j);
if (argument.Key == argumentKey && !argument.ReadOnly)
{
argument.Value = xmlArgument.GetAttribute("value");
}
}
}
dataOperationsToAdd.Add(dataOperation);
break;
}
}
}
// now construct the Link...
Link link = new Link(
providingModel.LinkableComponent,
outputExchangeItem.ElementSet,
outputExchangeItem.Quantity,
acceptingModel.LinkableComponent,
inputExchangeItem.ElementSet,
inputExchangeItem.Quantity,
"No description available.",
xmlLink.GetAttribute("id"),
dataOperationsToAdd);
// ...add the link to the list
uiLink.Links.Add(link);
// and add it to both LinkableComponents
uiLink.AcceptingModel.LinkableComponent.AddLink(link);
uiLink.ProvidingModel.LinkableComponent.AddLink(link);
}
// add new UIConnection to list of connections
_connections.Add(uiLink);
}
// read run properties (if present)
if (xmlRunProperties != null)
{
string str = xmlRunProperties.GetAttribute("listenedeventtypes");
if (str.Length != (int)EventType.NUM_OF_EVENT_TYPES)
{
throw (new FormatException("Invalid number of event types in 'runproperties' tag, expected " + EventType.NUM_OF_EVENT_TYPES + ", but only " + str.Length + " found."));
}
for (int i = 0; i < (int)EventType.NUM_OF_EVENT_TYPES; i++)
{
switch (str[i])
{
case '1': _listenedEventTypes[i] = true; break;
case '0': _listenedEventTypes[i] = false; break;
default: throw (new FormatException("Unknown format of 'listenedeventtypes' attribute in 'runproperties' tag."));
}
}
_triggerInvokeTime = DateTime.Parse(xmlRunProperties.GetAttribute("triggerinvoke"));
_logFileName = xmlRunProperties.GetAttribute("logfilename");
if (_logFileName != null)
{
_logFileName = _logFileName.Trim();
if (_logFileName == "")
{
_logFileName = null; // if not set, logfile isn't used
}
}
str = xmlRunProperties.GetAttribute("showeventsinlistbox");
if (str == null || str == "" || str == "1")
{
_showEventsInListbox = true; // if not set, value is true
}
else
{
_showEventsInListbox = false;
}
str = xmlRunProperties.GetAttribute("runinsamethread");
if (str == "1")
{
_runInSameThread = true;
}
}
Thread.CurrentThread.CurrentCulture = currentCulture;
}
/// <summary>
/// Creates the tree based on element sets and quantities in exchange items
/// passed with <see cref="PopulateExchangeItemTree">PopulateExchangeItemTree</see> method.
/// </summary>
public void CreateTree()
{
treeView1.BeginUpdate();
treeView1.Nodes.Clear();
string lastQuantityID = null;
// fill tree with exchange items (if there are any because DrawTree could be called
// before _exchangeItems was assigned )
if (_exchangeItems != null)
{
foreach (IExchangeItem exchangeItem in _exchangeItems)
{
TreeNode elementSetNode = null; // newly added node (if any)
// apply filters (if any)
if (_filterDimension != null &&
!Utils.CompareDimensions(_filterDimension, exchangeItem.Quantity.Dimension))
{
continue;
}
if (_filterElementSet != null &&
_filterElementSet.ElementType != ElementType.IDBased &&
(exchangeItem.ElementSet.ElementType != ElementType.IDBased ||
exchangeItem.ElementSet.ElementCount != _filterElementSet.ElementCount))
{
continue;
}
TreeNode quantityNode;
if (lastQuantityID != exchangeItem.Quantity.ID)
{
// adding new quantity node
quantityNode = treeView1.Nodes.Add(exchangeItem.Quantity.ID);
quantityNode.Tag = exchangeItem.Quantity;
if (exchangeItem.Quantity.ValueType == global::OpenMI.Standard.ValueType.Scalar)
{
quantityNode.ImageIndex = quantityNode.SelectedImageIndex = 0;
}
else
{
quantityNode.ImageIndex = quantityNode.SelectedImageIndex = 1;
}
lastQuantityID = exchangeItem.Quantity.ID;
}
else
{
// last node corresponds to quantity with same ID
quantityNode = treeView1.Nodes[treeView1.Nodes.Count - 1];
}
// Add ElementSet node
elementSetNode = quantityNode.Nodes.Add(exchangeItem.ElementSet.ID);
Debug.Assert(0 <= (int)exchangeItem.ElementSet.ElementType && (int)exchangeItem.ElementSet.ElementType <= 9);
elementSetNode.ImageIndex = elementSetNode.SelectedImageIndex = (int)exchangeItem.ElementSet.ElementType + 2;
elementSetNode.Tag = exchangeItem.ElementSet;
// add DataOperation subnodes only if newly added node is IOutputExchangeItem
if (exchangeItem is IOutputExchangeItem)
{
IOutputExchangeItem item = (IOutputExchangeItem)exchangeItem;
for (int j = 0; j < item.DataOperationCount; j++)
{
TreeNode dataOperationNode = elementSetNode.Nodes.Add(item.GetDataOperation(j).ID);
dataOperationNode.ImageIndex = dataOperationNode.SelectedImageIndex = 12;
dataOperationNode.Tag = item.GetDataOperation(j);
}
}
}
}
treeView1.CollapseAll();
treeView1.EndUpdate();
_checkedQuantity = null;
_checkedElementSet = null;
_checkedDataOperations = new ArrayList();
}
