layout文件
item.xml
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="/apk/res/android" 3android:layout_width="match_parent" 4android:layout_height="wrap_content" 5android:orientation="horizontal" > 6 7<TextView 8 android:id="@+id/tv" 9 android:layout_width="wrap_content"10 android:layout_height="wrap_content" />11 12<ImageView13 android:layout_width="wrap_content"14 android:layout_height="wrap_content"15 android:src="@drawable/ic_launcher" />16 17 </LinearLayout>
main.xml
1 <?xml version="1.0" encoding="utf-8"?> 2 <LinearLayout xmlns:android="/apk/res/android" 3android:layout_width="fill_parent" 4android:layout_height="fill_parent" 5android:background="@drawable/btn_media_player_disabled" 6android:orientation="vertical" > 7 8<Spinner 9 android:id="@+id/sp"10 android:layout_width="fill_parent"11 android:layout_height="wrap_content" />12 13<AutoCompleteTextView14 android:id="@+id/actv"15 android:layout_width="fill_parent"16 android:layout_height="wrap_content"17 android:completionThreshold="1" >18</AutoCompleteTextView>19 20 </LinearLayout>
Activity
1 package cn.itcast.ui; 2 3 import android.app.Activity; 4 import android.os.Bundle; 5 import android.view.View; 6 import android.widget.AdapterView; 7 import android.widget.AdapterView.OnItemClickListener; 8 import android.widget.AdapterView.OnItemSelectedListener; 9 import android.widget.ArrayAdapter;10 import android.widget.AutoCompleteTextView;11 import android.widget.Spinner;12 13 public class UiActivity extends Activity {14private Spinner spinner;15private AutoCompleteTextView actv;16@Override17public void onCreate(Bundle savedInstanceState) {18 super.onCreate(savedInstanceState);19 setContentView(R.layout.main);20 spinner = (Spinner) findViewById(R.id.sp);21 actv = (AutoCompleteTextView)findViewById(R.id.actv);22 String[] names = {"老张", "老方", "老毕", "李明" , "李丽", "陈江", "abc", "acc"};23 ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, names);24 actv.setAdapter(adapter);25 26 27 spinner.setAdapter(new ArrayAdapter<String>(this, R.layout.item, R.id.tv, new String[]{"java",".net","php"}));28 29 spinner.setOnItemSelectedListener(new OnItemSelectedListener() {30 31 @Override32 public void onItemSelected(AdapterView<?> parent, View view,33 int position, long id) {34 35 }36 37 @Override38 public void onNothingSelected(AdapterView<?> parent) {39 40 }41 });42 43}44 }
基础/day08/ui
