2 files changed, 13 insertions, 1 deletions

diff --git a/src/BlockEntities/NoteEntity.h b/src/BlockEntities/NoteEntity.h
index e8497da3e..f9db6cbe6 100644
--- a/src/BlockEntities/NoteEntity.h
+++ b/src/BlockEntities/NoteEntity.h
@@ -2,6 +2,7 @@
 #pragma once
 
 #include "BlockEntity.h"
+#include "RedstonePoweredEntity.h"
 
 
 namespace Json
@@ -29,7 +30,8 @@ enum ENUM_NOTE_INSTRUMENTS
 // tolua_begin
 
 class cNoteEntity :
-	public cBlockEntity
+	public cBlockEntity,
+	public cRedstonePoweredEntity
 {
 	typedef cBlockEntity super;
 public:
@@ -38,6 +40,7 @@ public:
 
 	/// Creates a new note entity. a_World may be NULL
 	cNoteEntity(int a_X, int a_Y, int a_Z, cWorld * a_World);
+	virtual ~cNoteEntity() {}
 
 	bool LoadFromJson(const Json::Value & a_Value);
 	virtual void SaveToJson(Json::Value & a_Value) override;
@@ -53,6 +56,11 @@ public:
 	
 	virtual void UsedBy(cPlayer * a_Player) override;
 	virtual void SendTo(cClientHandle &) override {}
+	
+	virtual void SetRedstonePower(bool a_Value)
+	{
+		if (a_Value) MakeSound();
+	}
 
 	static const char * GetClassStatic(void) { return "cNoteEntity"; }
 
diff --git a/src/BlockEntities/RedstonePoweredEntity.h b/src/BlockEntities/RedstonePoweredEntity.h
index aebba771f..7d6904442 100644
--- a/src/BlockEntities/RedstonePoweredEntity.h
+++ b/src/BlockEntities/RedstonePoweredEntity.h
@@ -1,9 +1,13 @@
 
+#pragma once
 
 // Interface class representing a blockEntity that responds to redstone
 class cRedstonePoweredEntity
 {
 public:
+
+	virtual ~cRedstonePoweredEntity() {};
+
 /// Sets the internal redstone power flag to "on" or "off", depending on the parameter. Calls Activate() if appropriate
 	virtual void SetRedstonePower(bool a_IsPowered) = 0;
 };