private void _listCampaignsRefresh() {
listCampaigns.Items.Clear();
var req = new GetAllCampaigns();
SendRequest(req);
}
internal void Handle(GetAllCampaigns request) {
using (var dbConn = DatabaseManager.DbConn()) {
var campaigns = dbConn.ExecuteBpl(new CampaignGetAll());
Reply(campaigns);
}
}