C# 使用 Xamarin開發應用--list+search

C# 使用 Xamarin開發應用--list+search

[Activity(Label = "ServiceBooking")]    public class ServiceBooking : Activity    {        private SearchView _searchView;        private ListView _lv;        private ArrayAdapter<string> _adapter;        private string[] _products;        protected override void OnCreate(Bundle bundle){base.OnCreate (bundle);SetContentView (Resource.Layout.ServiceBooking);// TODO :get from service_products = new []{"Dell Inspiron", "HTC One X", "HTC Wildfire S", "HTC Sense", "HTC Sensation XE","iPhone 4S", "Samsung Galaxy Note 800","Samsung Galaxy S3", "MacBook Air", "Mac Mini", "MacBook Pro"};_lv = FindViewById<ListView>(Resource.Id.listView1);            _adapter = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleListItem1, _products);_lv.Adapter = _adapter;            _searchView = FindViewById<SearchView>(Resource.Id.searchView1);            _searchView.QueryTextChange += (sender, args) =>            {                _lv = FindViewById<ListView>(Resource.Id.listView1);                _adapter = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleListItem1,                    _products.Where(p => p.ToLower()                        .Contains(args.NewText.ToLower())).ToArray());                _lv.Adapter = _adapter;            };}    }

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