From 48fc1a8443ad98f68f0cfcc153f7dae5db0dd56e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9D=D0=B8=D0=BA=D0=B8=D1=82=D0=B0=20=D0=9F=D0=BE=D1=82?=
 =?UTF-8?q?=D0=B0=D0=BF=D0=BE=D0=B2?= <ns.potapov@yandex.ru>
Date: Thu, 28 Nov 2024 00:02:40 +0400
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D0=BB=20?=
 =?UTF-8?q?=D0=B2=D1=8B=D0=B1=D1=80=D0=BE=D1=81=20=D0=B8=D1=81=D0=BA=D0=BB?=
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 =?UTF-8?q?ckedListBox?=
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---
 .../Components/UserControlCheckedList.cs      | 21 ++++++-------------
 1 file changed, 6 insertions(+), 15 deletions(-)

diff --git a/WinFormSolution/Components/UserControlCheckedList.cs b/WinFormSolution/Components/UserControlCheckedList.cs
index e18ff56..c37cf14 100644
--- a/WinFormSolution/Components/UserControlCheckedList.cs
+++ b/WinFormSolution/Components/UserControlCheckedList.cs
@@ -1,8 +1,9 @@
-namespace Components
+using Components.Exceptions;
+
+namespace Components
 {
     public partial class UserControlCheckedList : UserControl
     {
-        private List<int> _lastCheckedIndexes = new List<int>();
         public int MaxCheckedItemsCount { get; set; } = 1;
         private EventHandler _onCheckedItemChangedEvent;
         public event EventHandler CheckedItemChanged
@@ -45,24 +46,14 @@
         public void ClearCheckedListBoxValues()
         {
             checkedListBox.Items.Clear();
-            _lastCheckedIndexes.Clear();
         }
         private void checkedListBox_ItemCheck(object sender, ItemCheckEventArgs e)
         {
-            if (e.NewValue == CheckState.Checked)
+            if (checkedListBox.CheckedItems.Count > MaxCheckedItemsCount)
             {
-                _lastCheckedIndexes.Add(e.Index);
-
-                while (_lastCheckedIndexes.Count > MaxCheckedItemsCount)
-                {
-                    checkedListBox.SetItemCheckState(_lastCheckedIndexes[0], CheckState.Unchecked);
-                }
+                checkedListBox.SetItemChecked(e.Index, false);
+                throw new MaxCheckedItemsCountExceedException("Превышено максимальное число выбранных элементов");
             }
-            else if (e.NewValue == CheckState.Unchecked)
-            {
-                _lastCheckedIndexes.Remove(e.Index);
-            }
-
             _onCheckedItemChangedEvent?.Invoke(sender, e);
         }
     }