1 files changed, 26 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/AddDelete/AddDeleteItemModeMix.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/AddDelete/AddDeleteItemModeMix.cs
new file mode 100644
index 0000000..2e8a429
--- /dev/null
+++ b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/AddDelete/AddDeleteItemModeMix.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace UnityEditor.Timeline
+{
+    class AddDeleteItemModeMix : IAddDeleteItemMode
+    {
+        public void InsertItemsAtTime(IEnumerable<ItemsPerTrack> itemsGroups, double requestedTime)
+        {
+            ItemsUtils.SetItemsStartTime(itemsGroups, requestedTime);
+            EditModeMixUtils.PrepareItemsForInsertion(itemsGroups);
+
+            if (!EditModeMixUtils.CanInsert(itemsGroups))
+            {
+                var validTime = itemsGroups.Select(c => c.targetTrack).Max(parent => parent.duration);
+                ItemsUtils.SetItemsStartTime(itemsGroups, validTime);
+            }
+        }
+
+        public void RemoveItems(IEnumerable<ItemsPerTrack> itemsGroups)
+        {
+            // Nothing
+        }
+    }
+}