public void PersistVariables()
{
Dictionary <string, object> variableValueList = context.VariableValueList;
Epi.Collections.NamedObjectCollection <Epi.IVariable> scopeVariables = ((Epi.MemoryRegion)(context.MemoryRegion)).GetVariablesInScope();
if (variableValueList.Count > 0 || scopeVariables.Count > 0)
{
writer = new XmlTextWriter(GetStream(), null);
writer.Formatting = Formatting.Indented;
writer.WriteStartDocument();
writer.WriteStartElement("Variables");
try
{
foreach (Epi.IVariable var in scopeVariables)
{
if (var != null)
{
Epi.IVariable unboxed = (Epi.IVariable)var;
writer.WriteStartElement("Variable");
writer.WriteAttributeString("Name", unboxed.Name);
writer.WriteAttributeString("VarType", unboxed.VarType.ToString());
writer.WriteAttributeString("DataType", unboxed.DataType.ToString());
if (unboxed.VarType != VariableType.DataSource)
{
writer.WriteAttributeString("Value", unboxed.Expression);
}
writer.WriteEndElement();
}
}
foreach (KeyValuePair <string, object> kvp in variableValueList)
{
if (kvp.Key != null)
{
writer.WriteStartElement("Variable");
writer.WriteAttributeString("Name", kvp.Key);
writer.WriteAttributeString("Value", kvp.Value.ToString());
writer.WriteEndElement();
}
}
writer.WriteEndElement();
writer.WriteEndDocument();
writer.Flush();
writer.Close();
}
finally
{
if (writer != null)
{
writer.Close();
}
}
}
}
public bool TryGetVariable(string p, out EpiInfo.Plugin.IVariable var)
{
bool result = false;
var = null;
Epi.IVariable V = null;
result = this.mContext.MemoryRegion.TryGetVariable(p, out V);
var = (EpiInfo.Plugin.IVariable)V;
return(result);
}
