>>>>I have a Project object. On it is a property called QueryItems. QueryItems is a List containing this class:
>>>>
>>>>

>>>>public class csQueryItem
>>>>{
>>>>    public DataSet QueryResults { get; set; }
>>>>    public string QueryString { get; set; }
>>>>    public int Quantity { get; set; }
>>>>    public bool IsProduct { get; set; }
>>>>}
>>>>

>>>>
>>>>The user will enter one or more query words such as:
>>>>
>>>>

>>>>A6825A
>>>>A6913A
>>>>A7025A
>>>>A9879A
>>>>A9881A
>>>>A9918A
>>>>C7497A
>>>>C7508AZ
>>>>

>>>>
>>>>For each item in this list I will run a query that returns a DS with one or more rows. If the DS has more than 1 row, it's a Product, if only one row, the it's not a product. The class above stores the DS, the query string, and the IsProduct bool.
>>>>
>>>>I then need to load a treeview with the results of all queries, starting with products, the parts (non products), sorted by the Query string.
>>>>
>>>>How do I do this?
>>>
>>>It's not clear how the TreeView would be constructed. Would I be right in assuming that each 'query word' would appear as a root node and if it was a product then a child node would be created for each row returned from that query?
>>>Also we'd need to know a bit more about the structure of csQueryItem.QueryResults......
>>
>>
>>Products can contain parts, but a part can be stand-alone. If a query returns a product, the the search word will be the root node, and all parts for the product will be child nodes listed under it.
>>
>>if the query returns a stand alone part, the that query word will be it's own node.
>>
>>In either case, QueryResults is a DataSet. It will either contain 1 row with IsProduct = 0 for a part, or multiple rows with IsProduct = 1 for a Product.
>
>Hi,
>Will the csQueryItem.IsProduct property be set as part of the query execution?
>Is this for a WPF, ASP.NET or WinForms TreeView ?

WinForms app.

After I run each query I then know if it's a Product or not. At that point I create an instance of csQueryItem, populate it, and add it to the collection on the Project class.