ObjectListView group by button click

Question

I want to group my ObjectListView but I can only group it when I click on the specific column, but I want to group the list when I click on a button. How can I change that? And I have no event for a column click or something... I´m using this.objectListView1.ShowGroups = true; and I changed the value Groupablein the objectlistview settings to true.

This is how it looks like when I click on the button:

and this is how it looks like when I click on the specific column:

And I don't know why but when I click it also the color of the changes to blue....

Answer 1

I want to group the list when i click on a button.

objectListView.BuildGroups(myOlvColumn, SortOrder.Ascending);

Where myOlvColumn is the Column you want to create groups for. That should do it.