android_21_listView_SimpleAdapter

效果:

布局:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context="com.sg31.listviewsimpleadapter.MainActivity" >    <ListView        android:id="@+id/listView"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        /></RelativeLayout>

自定义cell:

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:orientation="horizontal" >        <ImageView         android:id="@+id/iv_photo"        android:layout_width="40dp"        android:layout_height="40dp"        android:src="@drawable/appicon"        />    <TextView         android:id="@+id/tv_name"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="名字"        android:textSize="22sp"        android:layout_gravity="center_vertical"        /></LinearLayout>

代码:

package com.sg31.listviewsimpleadapter;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.ArrayAdapter;import android.widget.ListView;import android.widget.SimpleAdapter;public class MainActivity extends ActionBarActivity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);                inflateWithSimpleAdpter();    }    @Override    public boolean onCreateOptionsMenu(Menu menu) {        // Inflate the menu; this adds items to the action bar if it is present.        getMenuInflater().inflate(R.menu.main, menu);        return true;    }    @Override    public boolean onOptionsItemSelected(MenuItem item) {        // Handle action bar item clicks here. The action bar will        // automatically handle clicks on the Home/Up button, so long        // as you specify a parent activity in AndroidManifest.xml.        int id = item.getItemId();        if (id == R.id.action_settings) {            return true;        }        return super.onOptionsItemSelected(item);    }            public void inflateWithArrayAdapter() {    String[] objects = new String[]{                "beyond",                "love",                "shuiying"            };                        ListView listView = (ListView) findViewById(R.id.listView);            listView.setAdapter(new ArrayAdapter<String>(this, R.layout.cell,         R.id.tv_name, objects));}            public void inflateWithSimpleAdpter() {        ListView listView = (ListView) findViewById(R.id.listView);        //集合中每个元素都包含ListView条目需要的所有数据,该案例中每个条目需要一个字符串和一个整型,所以使用一个map来封装这两种数据        List<Map<String, Object>> data = new ArrayList<Map<String,Object>>();                Map<String, Object> map1 = new HashMap<String, Object>();        map1.put("photo", R.drawable.appicon);        map1.put("name", "beyond");        data.add(map1);                Map<String, Object> map2 = new HashMap<String, Object>();        map2.put("photo", R.drawable.love);        map2.put("name", "love");        data.add(map2);                Map<String, Object> map3 = new HashMap<String, Object>();        map3.put("photo", R.drawable.shui);        map3.put("name", "shuiying");        data.add(map3);                listView.setAdapter(new SimpleAdapter(this, data, R.layout.cell,                                         new String[]{"photo", "name"},                                         new int[]{R.id.iv_photo, R.id.tv_name}));}        }