diff --git a/include/IContext.hpp b/include/IContext.hpp
index 76d1064..95e3568 100644
--- a/include/IContext.hpp
+++ b/include/IContext.hpp
@@ -1,12 +1,22 @@
 #ifndef ICONTEXT_HPP
 #define ICONTEXT_HPP
 
+#include <string>
 
 class IContext
 {
 public:
-    IContext();
-    ~IContext();
+    virtual ~IContext() {}
+    
+    virtual void setMinVersion  (const int& min)=0;
+    virtual void setMajorVersion(const int& maj)=0;
+    virtual void create();
+    virtual const std::string version() const=0;
+    virtual const std::string name() const=0;
+    virtual int depthSize() const=0;
+    virtual int redDepth() const=0;
+    virtual int greenDepth() const=0;
+    virtual int blueDepth() const=0;
 };
 
-#endif // ICONTEXT_HPP
+#endif // ICONTEXT_HPP
\ No newline at end of file