1 files changed, 48 insertions, 0 deletions
diff --git a/src/SMAPI/Events/ChestInventoryChangedEventArgs.cs b/src/SMAPI/Events/ChestInventoryChangedEventArgs.cs
new file mode 100644
index 00000000..4b4c4210
--- /dev/null
+++ b/src/SMAPI/Events/ChestInventoryChangedEventArgs.cs
@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using StardewValley;
+using StardewValley.Objects;
+
+namespace StardewModdingAPI.Events
+{
+    /// <summary>Event arguments for a <see cref="IWorldEvents.ChestInventoryChanged"/> event.</summary>
+    public class ChestInventoryChangedEventArgs : EventArgs
+    {
+        /*********
+        ** Accessors
+        *********/
+        /// <summary>The chest whose inventory changed.</summary>
+        public Chest Chest { get; }
+
+        /// <summary>The location containing the chest.</summary>
+        public GameLocation Location { get; }
+
+        /// <summary>The added item stacks.</summary>
+        public IEnumerable<Item> Added { get; }
+
+        /// <summary>The removed item stacks.</summary>
+        public IEnumerable<Item> Removed { get; }
+
+        /// <summary>The item stacks whose size changed.</summary>
+        public IEnumerable<ItemStackSizeChange> QuantityChanged { get; }
+
+
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Construct an instance.</summary>
+        /// <param name="chest">The chest whose inventory changed.</param>
+        /// <param name="location">The location containing the chest.</param>
+        /// <param name="added">The added item stacks.</param>
+        /// <param name="removed">The removed item stacks.</param>
+        /// <param name="quantityChanged">The item stacks whose size changed.</param>
+        internal ChestInventoryChangedEventArgs(Chest chest, GameLocation location, Item[] added, Item[] removed, ItemStackSizeChange[] quantityChanged)
+        {
+            this.Location = location;
+            this.Chest = chest;
+            this.Added = added;
+            this.Removed = removed;
+            this.QuantityChanged = quantityChanged;
+        }
+    }
+}