I have a master-detail structure, but I need a second level before display the data, like this:
Main menu - Detail page with one combo box and the details been changed when the combobox is selected.
I still can change the data structure, but until now it is like this:
PrincipalSet is the main menu, all the data within this structure is its details, but there will be a lot of lines of the structure "Relatorios" (reports in english) and each line of "Relatorios" will have a lot of structures "DetalhesSet"
So, I need to show in the screen the DetalhesSet collection depending on the Relatorios value that the user selected at the Combobox
My combobox sourcecode:
The object supposed to display the data to the user: