= class Gdk::GLWindow
OpenGL Window - OpenGL window which is located on-screen

== Object Hierarchy
* Object
  * GLib::Instantiatable
    * GLib::Object
      * Gdk::Drawable
        * Gdk::GLWindow

== Class Methods
--- Gdk::GLWindow.new(glconfig, window)
    Creates an on-screen rendering area.
    * glconfig: a Gdk::GLConfig.
    * window: the Gdk::Window to be used as the rendering area.
    * Returns: the new Gdk::GLWindow.

== Instance Methods
--- destroy
    Destroys the OpenGL resources associated with the Gdk::GLWindow.
    * Returns: nil

--- window
    Returns the Gdk::Window associated with the Gdk::GLWindow.
    Notice that Gdk::GLWindow is not Gdk::Window, but another Gdk::Drawable which have an associated Gdk::Window.
    * Returns: the Gdk::Window associated with the Gdk::GLWindow
