I am working on a winforms application using Vb.Net.
On the form(Front End), i have a combobox.
I have to group my report based on the value selected in the combobox.
This has a sub group within it.Sub group also has to change.
How can i do this?
For ex. if the combobox has 3 values: date, state
By default, i am grouping by date.
Within each date i group by state.
and then i subgroup the vendors.
Now, if i select state in the combobox on the main form,
my report should look like