/// <summary>
/// The view is asking for variable names for its intellisense.
/// </summary>
/// <param name="atype">Data type for which we want completion options.</param>
/// <param name="properties">If true, property suggestions will be generated.</param>
/// <param name="methods">If true, method suggestions will be generated.</param>
/// <param name="publishedEvents">If true, published events will be returned.</param>
/// <param name="subscribedEvents">If true, subscribed events will be returned.</param>
/// <returns>List of completion options.</returns>
public static List <ContextItem> ExamineTypeForContextItems(Type atype, bool properties, bool methods, bool publishedEvents, bool subscribedEvents)
{
List <ContextItem> allItems = new List <ContextItem>();
// find the properties and methods
if (atype != null)
{
if (properties)
{
foreach (PropertyInfo property in atype.GetProperties(BindingFlags.Instance | BindingFlags.Public))
{
VariableProperty var = new VariableProperty(atype, property);
ContextItem item = new ContextItem
{
Name = var.Name,
IsProperty = true,
IsEvent = false,
IsWriteable = !var.IsReadOnly,
TypeName = GetTypeName(var.DataType),
Descr = GetDescription(property),
Units = var.Units
};
allItems.Add(item);
}
}
if (methods)
{
foreach (MethodInfo method in atype.GetMethods(BindingFlags.Instance | BindingFlags.Public | BindingFlags.FlattenHierarchy))
{
if (!method.Name.StartsWith("get_") && !method.Name.StartsWith("set_") &&
!method.Name.StartsWith("add_") && !method.Name.StartsWith("remove_"))
{
ContextItem item = new ContextItem
{
Name = method.Name,
IsProperty = false,
IsEvent = false,
IsMethod = true,
IsWriteable = false,
TypeName = method.ReturnType.Name,
Descr = GetDescription(method),
Units = string.Empty
};
// build a parameter string representation
ParameterInfo[] allparams = method.GetParameters();
StringBuilder paramText = new StringBuilder("( ");
if (allparams.Count() > 0)
{
for (int p = 0; p < allparams.Count(); p++)
{
ParameterInfo parameter = allparams[p];
paramText.Append(parameter.ParameterType.Name + " " + parameter.Name);
if (parameter.DefaultValue != DBNull.Value)
{
paramText.Append(" = " + parameter.DefaultValue?.ToString() ?? "null");
}
if (p < allparams.Count() - 1)
{
paramText.Append(", ");
}
}
}
paramText.Append(" )");
item.ParamString = paramText.ToString();
allItems.Add(item);
}
}
}
if (publishedEvents)
{
foreach (EventInfo evnt in atype.GetEvents(BindingFlags.Instance | BindingFlags.Public))
{
NeedContextItemsArgs.ContextItem item = new NeedContextItemsArgs.ContextItem();
item.Name = evnt.Name;
item.IsProperty = true;
item.IsEvent = true;
item.IsMethod = false;
item.IsWriteable = false;
item.TypeName = evnt.ReflectedType.Name;
item.Descr = GetDescription(evnt);
item.Units = "";
allItems.Add(item);
}
}
if (subscribedEvents)
{
foreach (MethodInfo method in atype.GetMethods(/*BindingFlags.Instance |*/ BindingFlags.NonPublic | BindingFlags.FlattenHierarchy))
{
EventSubscribeAttribute subscriberAttribute = (EventSubscribeAttribute)ReflectionUtilities.GetAttribute(method, typeof(EventSubscribeAttribute), false);
if (subscriberAttribute != null)
{
NeedContextItemsArgs.ContextItem item = new NeedContextItemsArgs.ContextItem();
item.Name = subscriberAttribute.ToString();
item.IsProperty = false;
item.IsEvent = false;
item.IsMethod = true;
item.IsWriteable = false;
item.TypeName = atype.Name;
item.Descr = GetDescription(atype);
item.Units = "";
allItems.Add(item);
}
}
}
}
allItems.Sort(delegate(ContextItem c1, ContextItem c2) { return(c1.Name.CompareTo(c2.Name)); });
return(allItems);
}
private EventSubscribeOptions CreateEventSubscribeOptions(string fullName, EventSubscribeAttribute attribute)
{
return(new EventSubscribeOptions(attribute.MQProvider, attribute.Topic, fullName));
}
