ComboBox

디자인

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace _026_ComboBox
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            ComboBox comboBox = (ComboBox)sender;
            lblRestaurant.Text = "모임 장소: "+comboBox.SelectedItem.ToString();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (comboBox1.Text != "")
            {
                comboBox1.Items.Add(comboBox1.Text);
                lblRestaurant.Text = "추가되었습니다";
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (comboBox1.SelectedIndex>0)
            {
                lblRestaurant.Text = comboBox1.SelectedItem.ToString() + "삭제되었습니다";
                comboBox1.Items.Remove(comboBox1.SelectedItem);
                
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}

 comboBox1.Items.Add(comboBox1.Text); 콤보박스에 추가

 comboBox1.Items.Remove(comboBox1.SelectedItem); 콤보박스에서 삭제

실행화면