自动提示文本框

package com.example.text08_styletheme;


import android.app.Activity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Spinner;


public class MainActivity extends Activity {
    private Spinner spinner;
private AutoCompleteTextView actv_name;


@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

spinner = (Spinner) findViewById(R.id.spinner);
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);

adapter.add("java");
adapter.add("python");
adapter.add("c++");
spinner.setAdapter(adapter);

actv_name = (AutoCompleteTextView) findViewById(R.id.actv_name);
String[] names = {"a","ab","ac","cd","ae","cf","dg"};
ArrayAdapter<String> adapter2 = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line,names);
actv_name.setAdapter(adapter2);




}

}



<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
             <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"       
        style="@android:style/TextAppearance.DeviceDefault.Large"
        android:text="你的手机防盗卫士:"/>


    <TextView
        style="@style/myStyle"
        android:text="SIM卡变更报警"
/>
      <TextView
        style="@style/myStyle"
        android:text="GPS追踪"
/>
        <TextView
        style="@style/myStyle"
        android:text="远程销毁数据"
/>
          <TextView
        style="@style/myStyle"
        android:text="远程锁屏"
/>
          <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"       
        style="@android:style/TextAppearance.DeviceDefault.Large"
        android:text="远程锁屏" 
          
/>


          <Button
              android:id="@+id/button"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:text="下一步" 
              android:background="@drawable/bg_selected"
              
              />
          <spinner
              android:id="@+id/spinner"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
/>
          <AutoCompleteTextView
              
              android:id="@+id/actv_name"
              android:layout_width="match_parent"
              android:layout_height="wrap_content"
              android:completionThreshold="1"
             
/>
              
</LinearLayout>


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转载自blog.csdn.net/qq_41357725/article/details/80328830