diff --git a/MiniEngine.h b/MiniEngine.h
index c3dcaea..6604e92 100644
--- a/MiniEngine.h
+++ b/MiniEngine.h
@@ -7,8 +7,6 @@
 
 namespace MiniEngine
 {
-
-
 	class StringEngine
 	{
     public:
diff --git a/SDLWrapper/_BlendMode.h b/SDLWrapper/_BlendMode.h
index a79d1da..23f106c 100644
--- a/SDLWrapper/_BlendMode.h
+++ b/SDLWrapper/_BlendMode.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class BlendMode
 {
     None,
@@ -6,3 +7,4 @@ enum class BlendMode
     Add,
     Mod
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_FlipMode.h b/SDLWrapper/_FlipMode.h
index 6eee691..cbc7e0a 100644
--- a/SDLWrapper/_FlipMode.h
+++ b/SDLWrapper/_FlipMode.h
@@ -1,7 +1,9 @@
 #pragma once
+#include "begin_code.h"
 enum class FlipMode
 {
     None,
     Horizontal,
     Vertical
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_FontHint.h b/SDLWrapper/_FontHint.h
index 7cb8f9b..225b76a 100644
--- a/SDLWrapper/_FontHint.h
+++ b/SDLWrapper/_FontHint.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class FontHint
 {
     Normal,
@@ -7,3 +8,4 @@ enum class FontHint
     None,
     Error
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_FontStyle.h b/SDLWrapper/_FontStyle.h
index 26d748b..9b2d32c 100644
--- a/SDLWrapper/_FontStyle.h
+++ b/SDLWrapper/_FontStyle.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class FontStyle
 {
     Normal,
@@ -7,3 +8,4 @@ enum class FontStyle
     UnderLine,
     StrikeThrough
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_MessageBoxType.h b/SDLWrapper/_MessageBoxType.h
index 12876aa..49fb880 100644
--- a/SDLWrapper/_MessageBoxType.h
+++ b/SDLWrapper/_MessageBoxType.h
@@ -1,7 +1,9 @@
 #pragma once
+#include "begin_code.h"
 enum class MessageBoxType
 {
     Error,
     Warning,
     Information
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_Platform.h b/SDLWrapper/_Platform.h
index fce1f2c..4635e2e 100644
--- a/SDLWrapper/_Platform.h
+++ b/SDLWrapper/_Platform.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class Platform
 {
     Unknown,
@@ -8,3 +9,4 @@ enum class Platform
     iOS,
     Android
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_PowerState.h b/SDLWrapper/_PowerState.h
index 7aaca83..f066d11 100644
--- a/SDLWrapper/_PowerState.h
+++ b/SDLWrapper/_PowerState.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class PowerState
 {
     Unknown,
@@ -7,3 +8,4 @@ enum class PowerState
     Charging,
     Charged
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_RendererType.h b/SDLWrapper/_RendererType.h
index 7bdbd17..25b473b 100644
--- a/SDLWrapper/_RendererType.h
+++ b/SDLWrapper/_RendererType.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class RendererType
 {
     Software,
@@ -6,3 +7,4 @@ enum class RendererType
     PresentSync,
     TargetTexture
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_SystemCursorType.h b/SDLWrapper/_SystemCursorType.h
index fd5ccf4..1bc9c64 100644
--- a/SDLWrapper/_SystemCursorType.h
+++ b/SDLWrapper/_SystemCursorType.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class SystemCursorType
 {
     Arrow, Ibeam, CrossHair,
@@ -6,3 +7,4 @@ enum class SystemCursorType
     SizeNWSE, SizeNESW, SizeWE, SizeNS, SizeAll,
     No, Hand
 };
+#include "end_code.h"
diff --git a/SDLWrapper/_WindowType.h b/SDLWrapper/_WindowType.h
index 0002026..6d5ae48 100644
--- a/SDLWrapper/_WindowType.h
+++ b/SDLWrapper/_WindowType.h
@@ -1,4 +1,5 @@
 #pragma once
+#include "begin_code.h"
 enum class WindowType
 {
     FullScreen, OpenGL, Shown, Hidden,
@@ -8,3 +9,4 @@ enum class WindowType
     MouseCapture, AlwaysOnTop, SkipTaskBar,
     Utility, ToolTip, PopUpMenu
 };
+#include "end_code.h"
diff --git a/SDLWrapper/begin_code.h b/SDLWrapper/begin_code.h
index 4dcbe64..49c8e78 100644
--- a/SDLWrapper/begin_code.h
+++ b/SDLWrapper/begin_code.h
@@ -1,2 +1,3 @@
+/// Include this file at the beginning of MiniEngine headers and sources.
 namespace MiniEngine
 {
diff --git a/SDLWrapper/end_code.h b/SDLWrapper/end_code.h
index 1f542f7..ad0bd81 100644
--- a/SDLWrapper/end_code.h
+++ b/SDLWrapper/end_code.h
@@ -1 +1,3 @@
+/// Include this file at the end of MiniEngine headers and sources.
 } /// End of namespace MiniEngine
+/// NOTICE: If you see an compile error here, there must be some unclosed "{" !