79 lines
2.0 KiB
C#
79 lines
2.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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using static System.Windows.Forms.VisualStyles.VisualStyleElement;
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namespace WinFormsLibrary
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{
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public partial class CustomCheckedListBox : UserControl
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{
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public CustomCheckedListBox()
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{
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InitializeComponent();
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}
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//метод для очистки
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public void Clear()
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{
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checkedListBox.Items.Clear();
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}
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//метод для заполнения
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public void FillCheckedListBox(List<string> items)
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{
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checkedListBox.Items.Clear();
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checkedListBox.Items.AddRange(items.ToArray());
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}
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//публичное свойство
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public string Selected
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{
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get
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{
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if (checkedListBox.SelectedItems.Count == 0)
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{
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return "";
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}
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string result = "";
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foreach (object itemChecked in checkedListBox.CheckedItems)
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{
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result += itemChecked.ToString() + Environment.NewLine;
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}
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return result;
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}
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set
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{
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if (checkedListBox.Items.Contains(value))
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{
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checkedListBox.SelectedItem = value;
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}
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}
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}
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private EventHandler onValueChanged;
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public event EventHandler ValueChanged
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{
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add
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{
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onValueChanged += value;
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}
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remove
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{
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onValueChanged -= value;
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}
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}
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private void checkedListBox_SelectedValueChanged(object sender, EventArgs e)
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{
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onValueChanged?.Invoke(sender, e);
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}
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}
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}
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