From d8b0d8f117b9a2fa5c95b2e559acea1316fb6e7e Mon Sep 17 00:00:00 2001
From: zero <sta24220x@outlook.jp>
Date: Mon, 26 Aug 2024 18:28:11 +0900
Subject: [PATCH] Add INotifyCollectionChangedSynchronizedView.Refresh()

---
 src/ObservableCollections/IObservableCollection.cs           | 1 +
 .../Internal/NotifyCollectionChangedSynchronizedView.cs      | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/src/ObservableCollections/IObservableCollection.cs b/src/ObservableCollections/IObservableCollection.cs
index 474bb8e..eab69ff 100644
--- a/src/ObservableCollections/IObservableCollection.cs
+++ b/src/ObservableCollections/IObservableCollection.cs
@@ -59,6 +59,7 @@ namespace ObservableCollections
 
     public interface INotifyCollectionChangedSynchronizedView<out TView> : IReadOnlyCollection<TView>, INotifyCollectionChanged, INotifyPropertyChanged, IDisposable
     {
+        void Refresh();
     }
 
     public static class ObservableCollectionsExtensions
diff --git a/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs b/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
index d28aea7..38b8e3e 100644
--- a/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
+++ b/src/ObservableCollections/Internal/NotifyCollectionChangedSynchronizedView.cs
@@ -131,6 +131,11 @@ namespace ObservableCollections.Internal
                 self.PropertyChanged?.Invoke(self, CountPropertyChangedEventArgs);
             }
         }
+
+        public void Refresh()
+        {
+            OnCollectionChanged(new SynchronizedViewChangedEventArgs<T, TView>(NotifyCollectionChangedAction.Reset));
+        }
     }
 
     internal class ListNotifyCollectionChangedSynchronizedView<T, TView>