Android------------BaseAdapter示例介绍

main.xml

<?xml version="1.0" encoding="utf-8"?><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="fill_parent"        android:layout_height="wrap_content"        android:text="@string/hello" /><ListView android:id="@+id/listview"    android:layout_width="fill_parent"    android:layout_height="wrap_content"></ListView></LinearLayout>

adapters.xml

<?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="match_parent"    android:orientation="horizontal" >        <ImageView android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:src="@drawable/ic_launcher"/><TextView android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:text="aaaa"/></LinearLayout>

 

 

示例代码：

package com.tanghy.activity;import android.app.Activity;import android.os.Bundle;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.BaseAdapter;import android.widget.ListView;import android.widget.TextView;import android.widget.Toast;public class BaseAdapterTestActivity extends Activity {    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);        ListView listview = (ListView)findViewById(R.id.listview);        listview.setAdapter(new myBaseAdapter());        listview.setOnItemClickListener(new AdapterView.OnItemClickListener() {@Overridepublic void onItemClick(AdapterView<?> arg0, View arg1, int arg2,long arg3) {// TODO Auto-generated method stubToast.makeText(BaseAdapterTestActivity.this, "adsfadsf", Toast.LENGTH_SHORT).show();}});    }        class myBaseAdapter extends BaseAdapter{@Overridepublic int getCount() {// TODO Auto-generated method stubreturn 10;}@Overridepublic Object getItem(int position) {// TODO Auto-generated method stubSystem.out.println("asdfasdfa");return null;}@Overridepublic long getItemId(int position) {// TODO Auto-generated method stubreturn 0;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {// TODO Auto-generated method stubTextView textview = new TextView(getApplicationContext());convertView = LayoutInflater.from(getApplicationContext()).inflate(R.layout.adapters, null);textview.setText("什么");return convertView;}        }}