protected override void OnCreate(Bundle savedInstanceState) { base.OnCreate(savedInstanceState); ETC.SetDialogTheme(); if (ETC.useLightTheme) { SetTheme(Resource.Style.GFS_Toolbar_Light); } // Create your application here SetContentView(Resource.Layout.CartoonMainLayout); // Find View & Connect Event toolbarCartoonTitle = FindViewById <TextView>(Resource.Id.CartoonToolbarCartoonTitle); mainDrawerLayout = FindViewById <DrawerLayout>(Resource.Id.CartoonMainDrawerLayout); mainDrawerLayout.DrawerOpened += delegate { SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.MenuOpen); }; mainDrawerLayout.DrawerClosed += delegate { SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.Menu); }; drawerListView = FindViewById <ListView>(Resource.Id.CartoonMainNavigationListView); drawerListView.ItemClick += DrawerListView_ItemClick; // Set ActionBar SetSupportActionBar(FindViewById <AndroidX.AppCompat.Widget.Toolbar>(Resource.Id.CartoonMainToolbar)); SupportActionBar.SetDisplayHomeAsUpEnabled(true); SupportActionBar.SetDisplayShowTitleEnabled(true); SupportActionBar.SetHomeButtonEnabled(true); SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.Menu); // Set Fragment cartoonScreenF = new CartoonScreen(); ft = SupportFragmentManager.BeginTransaction(); ft.Add(Resource.Id.CartoonContainer, cartoonScreenF, "CartoonScreen"); ft.Commit(); LoadCategoryList(); }