>Hi everybody,
>
>I have a method in my BL that returns a datatable with many columns. I want to have my combobox to be bound to the table and being able to return selected row and bind textboxes to the information selected in this row.
>
>My questions are
>
>1. Why do I need to convert the result into the two fields dictionary (one being description and another being Guid.ToString()) and then using loop through the dictionary to bind the combobox - can I bind directly to the datatable - what are implications for the mobile app?
>
>2. Using dictionary this way I can not get back my item
>
>Here is what I tried:
>
>private void RefreshSelectedItemInfo()
> {
> string SelectedItem = this.cboItems.Text.Trim();
> if (SelectedItem!="")
> {
> string ItemPK;
> _inventoryEntries.TryGetValue(SelectedItem, out ItemPK);
>
> InventoryDS.ItemsDataTable dt = _inventoryBiz.GetDataByInventoryKey(ItemPK); //ItemPK should be Guid in the method - I can not cast to Guid
> }
> }
>
>I can use ItemNo as the second string (Pk) in my dictionary instead - I have another method to get item info by ItemNo, but all of this sounds like very strange, complex and convoluted way to get my info - should I go ahead changing my dictionary or there is a simpler way around?
>
>Thanks a lot in advance.

See 'Binding to a ComboBox' here:

http://www.akadia.com/services/dotnet_databinding.html#DataTable

Some more:

http://www.atakala.com/Browser/Item.aspx?user_id=amos&dict_id=65
http://msdn.microsoft.com/en-us/library/w67sdsex.aspx

And some ideas for inserting blank rows at the bottom of this one:
http://stackoverflow.com/questions/199642/c-how-to-insert-empty-field-in-combo-box-bound-to-datatable