Update Event Loop to do-while style

MiniEngine_Event.cpp

@@ -99,7 +99,7 @@ LooperID Looper::add(_SDLEventType_ event_type,const std::function<void(Looper&)
 }
 LooperID Looper::add(_SDLEventType_ event_type,const std::function<void()>& event_callback)
 {
-    return add(event_type,std::function<int(Looper&,Event&)>([=](Looper& lp,Event& ev)->int{event_callback();return 0;}));
+    return add(event_type,std::function<int(Looper&,Event&)>([=](Looper& lp,Event& ev)->int{event_callback(); return 0;}));
 }
 
 LooperID Looper::operator + (const std::pair<_SDLEventType_,std::function<int(Looper&,Event&)>>& event_callback)
@@ -169,17 +169,20 @@ void Looper::dispatch()
 }
 void Looper::run()
 {
-    while(_running)
+    do
     {
+        if(_update)
+        {
+            updater();
+            _update=false;
+        }
+
         while(!_update&&WaitEvent(_e))
         {
             dispatch();
         }
-
-        updater();
-
-        _update=false;
     }
+    while(_running);
 }
 Event Looper::GetLastEvent()
 {
@@ -189,14 +192,10 @@ void Looper::needupdate()
 {
     _update=true;
 }
-void Looper::needstop()
-{
-    _running=false;
-}
 void Looper::stop()
 {
-    needstop();
-    needupdate();
+    _running=false;
+    _update=true;
 }
 void Looper::reset()
 {
@@ -219,20 +218,27 @@ LooperID Looper::_getNextID(const _SDLEventType_& event_type)
 
 Poller::Poller()
 {
-    idler=[](){};
+    idler=[]() {};
 }
 
 void Poller::reset()
 {
     Looper::reset();
-    idler=[](){};
+    idler=[]() {};
 }
 
 void Poller::run()
 {
     int pollret=1;
-    while(_running)
+
+    do
     {
+        if(_update)
+        {
+            updater();
+            _update=false;
+        }
+
         while(!_update&&(pollret=PollEvent(_e)))
         {
             dispatch();
@@ -240,12 +246,9 @@ void Poller::run()
 
         /// If pollret is not 0 (new event requests update), or pollret is 0 (No New Event) but Idle function requests update, then call updater.
         if(!pollret) idler();
-        if(_update)
-        {
-            updater();
-            _update=false;
-        }
+
     }
+    while(_running);
 }
 
 LooperWithTime::LooperWithTime(int Timeout_ms)
@@ -266,8 +269,14 @@ int LooperWithTime::getTimeout() const
 void LooperWithTime::run()
 {
     int timeret = 1;
-	while (_running)
+    do
     {
+        if (_update)
+        {
+            updater();
+            _update = false;
+        }
+
         while (!_update&&(timeret=WaitEventTimeout(_e, _timeout_ms)))
         {
             dispatch();
@@ -275,12 +284,8 @@ void LooperWithTime::run()
 
         /// If timeret is not 0 (new event request update), or timeret is 0 (Time out) but Idle function requests update, then call updater.
         if (!timeret) idler();
-		if (_update)
-		{
-			updater();
-			_update = false;
-		}
     }
+    while (_running);
 }
 
 }/// End of namespace MiniEngine

MiniEngine_Event.h

@@ -66,7 +66,6 @@ public:
     void run();
     Event GetLastEvent();
     void needupdate();
-    void needstop();
     void stop();
     void reset();