COP_Petrushin_PIbd-32/Library14Petrushin/ChooseList.cs

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;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace Library14Petrushin
{
    public partial class ChooseList : UserControl
    {
        public event EventHandler? SelectedValueChanged;

        public string SelectedValue
        {
            get
            {
                return checkedListBox1.SelectedItem?.ToString() ?? string.Empty;
            }
            set
            {
                int index = checkedListBox1.Items.IndexOf(value);
                if (index >= 0)
                {
                    checkedListBox1.SelectedIndex = index;
                }
                else
                {
                    checkedListBox1.ClearSelected();
                }
            }
        }

        public ChooseList()
        {
            InitializeComponent();
        }

        public void AddItemToList(string item)
        {
            checkedListBox1.Items.Add(item);
        }

        private void SelectedIndexChanged(object sender, EventArgs e)
        {
            SelectedValueChanged?.Invoke(this, e);
        }
        private void CheckedListBox1_ItemCheck(object sender, ItemCheckEventArgs e)
        {
            if (e.NewValue == CheckState.Checked)
            {
                for (int i = 0; i < checkedListBox1.Items.Count; i++)
                {
                    if (i != e.Index)
                    {
                        checkedListBox1.SetItemChecked(i, false);
                    }
                }
            }
        }

        public void ClearComboBox()
        {
            checkedListBox1.Items.Clear();
        }
    }
}