From a8b6e33d9cd00e3feea5411bcc45e5d94919ec39 Mon Sep 17 00:00:00 2001
From: Jason Xu <xhcnb@qq.com>
Date: Tue, 21 Nov 2017 10:55:55 +0800
Subject: [PATCH] Unregister spine event lua event handler should set listener
 to null. (#12845)

---
 .../lua-bindings/manual/spine/lua_cocos2dx_spine_manual.cpp   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cocos/scripting/lua-bindings/manual/spine/lua_cocos2dx_spine_manual.cpp b/cocos/scripting/lua-bindings/manual/spine/lua_cocos2dx_spine_manual.cpp
index 7a0e9c8558..13a83b0312 100644
--- a/cocos/scripting/lua-bindings/manual/spine/lua_cocos2dx_spine_manual.cpp
+++ b/cocos/scripting/lua-bindings/manual/spine/lua_cocos2dx_spine_manual.cpp
@@ -320,21 +320,25 @@ int tolua_Cocos2d_CCSkeletonAnimation_unregisterSpineEventHandler00(lua_State* t
             switch (eventType) {
                 case spEventType::SP_ANIMATION_START:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_START;
+                    self->setStartListener(nullptr);
                     break;
                 case spEventType::SP_ANIMATION_INTERRUPT:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_INTERRUPT;
                     break;
                 case spEventType::SP_ANIMATION_END:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_END;
+                    self->setEndListener(nullptr);
                     break;
                 case spEventType::SP_ANIMATION_DISPOSE:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_DISPOSE;
                     break;
                 case spEventType::SP_ANIMATION_COMPLETE:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_COMPLETE;
+                    self->setCompleteListener(nullptr);
                     break;
                 case spEventType::SP_ANIMATION_EVENT:
                     handlerType = ScriptHandlerMgr::HandlerType::EVENT_SPINE_ANIMATION_EVENT;
+                    self->setEventListener(nullptr);
                     break;
                     
                 default: