From 663c7d361f8f103183583a67bc63680c4ae42b64 Mon Sep 17 00:00:00 2001
From: Jinhao <cnjinhao@hotmail.com>
Date: Sat, 25 Feb 2017 02:36:08 +0800
Subject: [PATCH] fix memory leak by API::umake_event

---
 source/gui/detail/events_operation.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/gui/detail/events_operation.cpp b/source/gui/detail/events_operation.cpp
index 55c4234d..40fe338e 100644
--- a/source/gui/detail/events_operation.cpp
+++ b/source/gui/detail/events_operation.cpp
@@ -85,7 +85,7 @@ namespace nana
 						if (reinterpret_cast<detail::docker_interface*>(evt) == *i)
 						{
 							//Checks whether this event is working now.
-							if (emitting_count_ > 1)
+							if (emitting_count_)
 							{
 								static_cast<docker_base*>(*i)->flag_deleted = true;
 								deleted_flags_ = true;
@@ -134,7 +134,11 @@ namespace nana
 						for (auto i = evt_->dockers_->begin(); i != evt_->dockers_->end();)
 						{
 							if (static_cast<docker_base*>(*i)->flag_deleted)
+							{
+								bedrock::instance().evt_operation().cancel(reinterpret_cast<event_handle>(*i));
+								delete (*i);
 								i = evt_->dockers_->erase(i);
+							}
 							else
 								++i;
 						}