public static ICondition ReadComplexCondition(XmlReader reader)
{
Properties properties = Properties.ReadFromAttributes(reader);
reader.Read();
ICondition condition = null;
while (reader.Read())
{
switch (reader.NodeType)
{
case XmlNodeType.Element:
switch (reader.LocalName)
{
case "And":
condition = AndCondition.Read(reader);
goto exit;
case "Or":
condition = OrCondition.Read(reader);
goto exit;
case "Not":
condition = NegatedCondition.Read(reader);
goto exit;
default:
throw new AddInLoadException("Invalid element name '" + reader.LocalName
+ "', the first entry in a ComplexCondition " +
"must be <And>, <Or> or <Not>");
}
}
}
exit:
if (condition != null)
{
ConditionFailedAction action = properties.Get("action", ConditionFailedAction.Exclude);
condition.Action = action;
}
return(condition);
}
public static T Get <T>(string property, T defaultValue)
{
return(properties.Get(property, defaultValue));
}
public Condition(string name, Properties properties)
{
this.name = name;
this.properties = properties;
action = properties.Get("action", ConditionFailedAction.Exclude);
}