Added event polling

SDLU/graphics/RenderWindow.cpp

@@ -46,4 +46,21 @@ namespace sdlu
     {
         return !IS_NULLPTR(m_pWindow);
     }
+
+    bool RenderWindow::PollEvent(SDL_Event& event)
+    {
+        // Handle events before the user in case a derived
+        // class decides to block the event.
+        while (SDL_PollEvent(&event))
+        {
+            switch(event.type)
+            {
+                case SDL_WINDOWEVENT_RESIZED: OnResize() ? break : return true;
+                default: return true;
+            }
+        }
+
+        event = NULL;
+        return false;
+    }
 }

SDLU/graphics/RenderWindow.hpp

@@ -64,6 +64,8 @@ namespace sdlu
          */
         bool IsOpen();
 
+        bool PollEvent(SDL_Event& event);
+
     protected:
         SDL_Window* m_pWindow;      ///< A pointer to the window object
         SDL_Renderer* m_pRenderer;  ///< A pointer to the renderer object