ActionBarCompat.DrawerLayout.DrawerLayoutActivity.OnCreate C# (CSharp) Method

        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);
            SetContentView(Resource.Layout.NavigationDrawer);

            title = drawerTitle = Title;

            drawer = FindViewById<Android.Support.V4.Widget.DrawerLayout>(Resource.Id.drawer_layout);
            drawerList = FindViewById<ListView>(Resource.Id.left_drawer);

            drawerList.Adapter = new ArrayAdapter<string>(this, Resource.Layout.ItemMenu, Sections);

            drawerList.ItemClick += (sender, args) => ListItemClicked(args.Position);


            drawer.SetDrawerShadow(Resource.Drawable.drawer_shadow_dark, GravityCompat.End); //start



            //DrawerToggle is the animation that happens with the indicator next to the actionbar
            drawerToggle = new MyActionBarDrawerToggle(this, drawer,
                                                      Resource.Drawable.ic_drawer_light,
                                                      Resource.String.drawer_open,
                                                      Resource.String.drawer_close);

            //Display the current fragments title and update the options menu
            drawerToggle.DrawerClosed += (o, args) => 
            {
                SupportActionBar.Title = title;
                SupportInvalidateOptionsMenu();
            };

            //Display the drawer title and update the options menu
            drawerToggle.DrawerOpened += (o, args) => 
            {
                SupportActionBar.Title = drawerTitle;
                SupportInvalidateOptionsMenu();
            };

            //Set the drawer lister to be the toggle.
            drawer.SetDrawerListener(drawerToggle);

            

            //if first time you will want to go ahead and click first item.
            if (savedInstanceState == null)
            {
                ListItemClicked(0);
            }


            SupportActionBar.SetDisplayHomeAsUpEnabled(true);
            SupportActionBar.SetHomeButtonEnabled(true);
        }