void GLCtrl::State(int reason)
{
	if( InitializationProblem )
		return;
	
	if( IsInitialized )
	{
		switch( reason )
		{
			case SHOW: 
			{
				if( IsShown() && !IsMapped )
					MapWindow();

				if( !IsShown() && IsMapped )
					UnMapWindow();
			}; break;
			
			case LAYOUTPOS:
			{
				MoveSubWindow();
				OpenGLResize();
			}; break;

			
			case CLOSE:
			{
				CloseGL();
			}; break;

			
			default:
				break;
		}
	}
	else
		if( GetTopWindow() && GetTopWindow()->GetWindow() )
			OpenGL();
}