MainActivity如下:
package ccc.testfilterofadapter; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import android.os.Bundle; import android.widget.ListView; import android.widget.SimpleAdapter; import android.app.Activity; /** * Demo描述: * 设置SimpleAdapter的Filter * 这样的局限性很大. * 对条件做复杂限制的应该定义Adapter且实现Filterable接口 * * 参考资料: * 1 http://winuxxan.blog.51cto.com/2779763/509931 * 2 http://www.cnblogs.com/over140/archive/2010/11/25/1887892.html * Thank you very much */ public class MainActivity extends Activity { private ListView mListView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); init(); } private void init(){ mListView=(ListView) findViewById(R.id.listView); List<HashMap<String, Object>> list=new ArrayList<HashMap<String,Object>>(); HashMap<String, Object> hashMap=null; for (int i = 0; i < 5; i++) { hashMap=new HashMap<String, Object>(); hashMap.put("name", "小明"+i); hashMap.put("phone", "135"+i); hashMap.put("amount","500"+i); list.add(hashMap); } for (int i = 0; i < 5; i++) { hashMap=new HashMap<String, Object>(); hashMap.put("name", "小张"+i); hashMap.put("phone", "138"+i); hashMap.put("amount","700"+i); list.add(hashMap); } SimpleAdapter adapter=new SimpleAdapter(this, list, R.layout.listviewitem, new String []{"name","phone","amount"}, new int[]{R.id.name,R.id.phone,R.id.amount}); //为Adapter设置过滤条件 adapter.getFilter().filter("小张"); mListView.setAdapter(adapter); } }
main.xml如下:
<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" > <ListView android:id="@+id/listView" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_centerInParent="true" /> </RelativeLayout>
listviewitem如下:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="50dip" android:gravity="center" android:orientation="horizontal" > <TextView android:id="@+id/name" android:layout_width="100dip" android:layout_height="wrap_content" /> <TextView android:id="@+id/phone" android:layout_width="150dip" android:layout_height="wrap_content" /> <TextView android:id="@+id/amount" android:layout_width="fill_parent" android:layout_height="wrap_content" /> </LinearLayout>