protected override Expression VisitMember(MemberExpression node)
{
if (IsPropertyChain(node.Expression))
{
if (node.NodeType == ExpressionType.MemberAccess)
{
var expression = node.Expression as ConstantExpression;
if (expression != null)
{
AddNotifier(expression.Value);
}
else if (node.Expression is MemberExpression)
{
AddNotifier(GetValue((MemberExpression)node.Expression));
}
PropNames.Add(node.Member.Name);
}
}
else if (node.NodeType == ExpressionType.Constant)
{
AddNotifier(((ConstantExpression)node.Expression).Value);
}
return(base.VisitMember(node));
}
private void RegisterNotifyingCollection(Expression node)
{
if (IsPropertyChain(node))
{
var expression = node as ConstantExpression;
if (expression != null)
{
AddNotifier(expression.Value);
}
else if (node is MemberExpression)
{
MemberInfo member = ((MemberExpression)node).Member;
var info = member as PropertyInfo;
if (info != null && !PropNames.Contains(info.Name))
{
var prop = info;
PropNames.Add(prop.Name);
}
}
}
}
