//在layout中，右击新建RelativeLayout排列的xml
list_item.xml
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" > <ImageView android:id="@+id/photo" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignParentLeft="true" android:layout_alignParentTop="true" android:layout_marginLeft="19dp" android:layout_marginTop="22dp" android:src="@drawable/a" /> <TextView android:id="@+id/name" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignTop="@+id/photo" android:layout_marginLeft="19dp" android:layout_toRightOf="@+id/photo" android:text="name" android:textAppearance="?android:attr/textAppearanceLarge" /> <TextView android:id="@+id/time" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignBaseline="@+id/name" android:layout_alignBottom="@+id/name" android:layout_alignParentRight="true" android:layout_marginRight="24dp" android:text="time" /> <TextView android:id="@+id/neirong" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_alignLeft="@+id/name" android:layout_below="@+id/name" android:layout_marginTop="20dp" android:text="neirong" android:textAppearance="?android:attr/textAppearanceLarge" /></RelativeLayout>
MainActivity
package com.example.weibojiemian;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import android.os.Bundle;import android.app.Activity;import android.app.ListActivity;import android.view.Menu;import android.widget.ListView;import android.widget.SimpleAdapter;
//MainActivity继承ListActivity
public class MainActivity extends ListActivity {private List<Map<String, ?>> data;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);// 获得数据data = getData();// 创建SimpleAdapter来装载所需要的数据SimpleAdapter adapter = new SimpleAdapter(this, data,R.layout.list_item, new String[] { "name","photo", "time", "content" },new int[] { R.id.name,R.id.photo, R.id.time, R.id.neirong });// 将ListView和SimpleAdapter进行绑定 setListAdapter(adapter);}private List<Map<String, ?>> getData() {List<Map<String, ?>> data = new ArrayList<Map<String, ?>>();Map<String, Object> item1 = new HashMap<String, Object>();item1.put("name", "潇湘夜雨");item1.put("photo", R.drawable.a);item1.put("time", "1分钟前");item1.put("content", "今天天气很好！");data.add(item1);Map<String, Object> item2 = new HashMap<String, Object>();item2.put("name", "小小");item2.put("photo", R.drawable.b);item2.put("time", "2分钟前");item2.put("content", "今天心情很好！");data.add(item2);Map<String, Object> item3 = new HashMap<String, Object>();item3.put("name", "青春无悔");item3.put("photo", R.drawable.c);item3.put("time", "3分钟前");item3.put("content", "今天天气很好！");data.add(item3);Map<String, Object> item4 = new HashMap<String, Object>();item4.put("name", "小丸子");item4.put("photo", R.drawable.d);item4.put("time", "4分钟前");item4.put("content", "今天天气很好！");data.add(item4);return data;}@Overridepublic 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;}}
