1. G

    Question ComboBox OnDataSourceChanged event takes a long time

    Hello, I'm transferring my code from Outlook VBA to VSTO VB.Net. I'm using a ComboBox on a form, and on those two lines, when preparing the ComboBox from code, it takes too much time, making the form unusable: ComboBox_multi_colonnes_Projet.DataSource = ProjetslisteBindingSource...