1 files changed, 36 insertions, 0 deletions
diff --git a/Runtime/Export/GUIStateObjects.cs b/Runtime/Export/GUIStateObjects.cs
new file mode 100644
index 0000000..e37bc93
--- /dev/null
+++ b/Runtime/Export/GUIStateObjects.cs
@@ -0,0 +1,36 @@
+using System;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace UnityEngine
+{
+
+internal class GUIStateObjects
+{
+	static Dictionary<int, object> s_StateCache = new Dictionary<int, object>();
+
+	[System.Security.SecuritySafeCritical]
+	static internal object GetStateObject (System.Type t, int controlID)
+	{
+		object o;
+		if (s_StateCache.TryGetValue(controlID, out o) == false || o.GetType() != t)
+		{
+			o = System.Activator.CreateInstance(t);
+			s_StateCache[controlID] = o;
+		} 
+		return o;
+	}
+	
+	static internal object QueryStateObject (System.Type t, int controlID)
+	{
+		object o = s_StateCache[controlID];
+		if (t.IsInstanceOfType (o))
+			return o;
+		return null;
+	}
+	
+}
+
+}		// namespace