diff --git a/YACReaderLibrary/YACReaderLibrary.pro b/YACReaderLibrary/YACReaderLibrary.pro
index b39293fc..4e113c5a 100644
--- a/YACReaderLibrary/YACReaderLibrary.pro
+++ b/YACReaderLibrary/YACReaderLibrary.pro
@@ -145,7 +145,8 @@ HEADERS += comic_flow.h \
   yacreader_comics_selection_helper.h \
   yacreader_comic_info_helper.h \
   db/reading_list.h \
-  current_comic_view_helper.h
+  current_comic_view_helper.h \
+    theme.h
 
 !CONFIG(no_opengl) {
         HEADERS += ../common/gl/yacreader_flow_gl.h
@@ -217,7 +218,8 @@ SOURCES += comic_flow.cpp \
     yacreader_comics_selection_helper.cpp \
     yacreader_comic_info_helper.cpp\
     db/reading_list.cpp \
-    current_comic_view_helper.cpp
+    current_comic_view_helper.cpp \
+    theme.cpp
 
 !CONFIG(no_opengl) {
     SOURCES += ../common/gl/yacreader_flow_gl.cpp
diff --git a/YACReaderLibrary/theme.cpp b/YACReaderLibrary/theme.cpp
new file mode 100644
index 00000000..17d71e22
--- /dev/null
+++ b/YACReaderLibrary/theme.cpp
@@ -0,0 +1,6 @@
+#include "theme.h"
+
+Theme::Theme()
+{
+
+}
diff --git a/YACReaderLibrary/theme.h b/YACReaderLibrary/theme.h
new file mode 100644
index 00000000..94de5a2a
--- /dev/null
+++ b/YACReaderLibrary/theme.h
@@ -0,0 +1,38 @@
+#ifndef THEME_H
+#define THEME_H
+
+#include <QtCore>
+
+class Theme
+{
+public:
+    Theme();
+
+    static Theme currentTheme() {
+        Theme t;
+
+        if (true) { //native macos theme
+            t.isMacosNative = true;
+
+            t.disableClassicViewCollapsing = true;
+
+            t.comicsViewTransitionBackground = "#FFFFFF";
+        } else {
+            t.isMacosNative = false;
+
+            t.disableClassicViewCollapsing = false;
+
+            t.comicsViewTransitionBackground = "#2A2A2A";
+        }
+    }
+
+    bool isMacosNative;
+
+    //
+    bool disableClassicViewCollapsing;
+
+    //
+    QString comicsViewTransitionBackground;
+};
+
+#endif // THEME_H