Question

可搜索的下拉旋转器嗨，我有spinner完全由sqlite数据库我希望可以搜索它我怎样才能做到这一点我尝试使用自动填充文本，但效果不佳这是我的spinner.aXml

 <Spinner
       android:layout_width="match_parent"
        android:layout_height="35dp"
        android:id="@+id/SpinnerHotel"
        android:paddingLeft="10dp"
        android:background="@drawable/Spinner_Style"
        android:spinnerMode="dropdown"
        android:gravity="center"
        android:visibility="visible"
        android:layout_marginRight="10dp"
        android:layout_marginTop="15dp"
        android:layout_marginLeft="15dp" />


 and text_View.axml

<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:paddingLeft="20dp"
                      android:id="@+id/autoCompleteTextView1" 
    android:textColor="#68767A"
    android:text="Select a Hotel .. "
    android:paddingTop="5dp"
    android:paddingBottom="5dp"
    android:textSize="18dp" />

这是我的活动

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

        Agent = FindViewById<Spinner>(Resource.Id.SpinnerAgentt);

        List<string> my_array = new List<string>();
          my_array = await login.Get_Hotel();
        ArrayAdapter<string> adapter = new ArrayAdapter<string>(this, Resource.Layout.Text_View, my_array);
        adapter.SetDropDownViewResource(Resource.Layout.Text_View);
        Hotel.Adapter = adapter;
        Hotel.ItemSelected += Hotel_ItemSelected;




    }

private void Agent_ItemSelected(object sender, AdapterView.ItemSelectedEventArgs e)
{
    var Spinner = sender as Spinner;
    string Agentt = Spinner.GetItemAtPosition(e.Position).ToString();

    Toast.MakeText(this, Agentt , ToastLength.Short).Show();
}

Answer 1

我认为你必须将Spinner与AutoCompleteTextView结合起来，就像这里Combine Spinner and AutoCompleteTextView

一样

Searchable Dropdown spinner xamarin Android

1 个答案: