Andr-oid下拉列表（Spinner）效果

2019-11-02 15:20:14

字體：大中小

供稿：網(wǎng)友

這篇文章主要介紹了Android下拉列表（Spinner）效果（使用C#和Java分別實(shí)現(xiàn)）,本文直接給出效果圖和兩種語言的實(shí)現(xiàn)代碼及布局代碼,需要的朋友可以參考下

效果如下：

C#實(shí)現(xiàn)代碼

? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 using Android.App; using Android.OS; using Android.Widget; namespace SpinnerDemo { [Activity(Label = "@string/ApplicationName", MainLauncher = true, Icon = "@drawable/icon")] public class MainActivity : Activity { private Spinner _citySpinner; private TextView _cityNameView; private ArrayAdapter<string> _cityInfos;

天天美劇[www.aikan.tv/special/tiantianmeiju/]

protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); SetContentView(Resource.Layout.Main); _citySpinner = FindViewById<Spinner>(Resource.Id.sp_city); _cityNameView = FindViewById<TextView>(Resource.Id.txt_cityName); _cityInfos = new ArrayAdapter<string>(this, Android.Resource.Layout.SimpleSpinnerDropDownItem); _cityInfos.Add("成都"); _cityInfos.Add("蘭州"); _cityInfos.Add("武漢"); _cityInfos.Add("上海"); _citySpinner.Adapter = _cityInfos; _citySpinner.ItemSelected += CitySelectedEvent; } private void CitySelectedEvent(object sender, AdapterView.ItemSelectedEventArgs e) { _cityNameView.Text = _cityInfos.GetItem(e.Position); } } }

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