public void Add(object item, string displayText)
        {
            ObjectWithDisplayText owdt = new ObjectWithDisplayText() { DisplayText = displayText, ObjectReference = item };
            comboBox1.Items.Add(owdt);

            if (comboBox1.Items.Count == 1)
            {
                comboBox1.SelectedItem = item;
            }
        }
        public void Add(object item, string displayText)
        {
            ObjectWithDisplayText owdt = new ObjectWithDisplayText()
            {
                DisplayText = displayText, ObjectReference = item
            };

            comboBox1.Items.Add(owdt);

            if (comboBox1.Items.Count == 1)
            {
                comboBox1.SelectedItem = item;
            }
        }