CSharpTutor.FrmMain.ContactListControlDoShowContactsInList C# (CSharp) Method

        private void ContactListControlDoShowContactsInList(object sender, EventArgs e)
        {
            if (_contactListControl == null) return;
            _contactListControl.DoShowContactsInList -= ContactListControlDoShowContactsInList;
            _contactListControl.Parent = null;
            _contactListControl = null;

            //show the contact API calls control
            _contactControl = new ContactControl(this, _credentialsDetails)
                                  {Dock = DockStyle.Fill, Parent = splitContainer.Panel1};
            _contactControl.DoBack += (ContactControlDoBack);
        }