布局填充器:LayoutInflater View.inflate

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/**

* 创建适配器

* @author Administrator

public class PersonAdapter extends BaseAdapter{

private static final String TAG = "PersonAdapter";

/**

* 控制listView中有多少个条目

@Override

public int getCount() {

Log. i(TAG, "getCount方法执行了......" );

System. out.println( personList.size());

return personList.size();

}

/**

* 只创建一个屏幕的view

* position:对应的view的位置

* convertView: 拖出去的item 循环画轴效果:return convertView

@Override

public View getView( int position, View convertView, ViewGroup parent) {

// View view =View.inflate(MainActivity.this,R.layout. list_item,null);

//把list_item转化成view对象:

//得到一个布局填充器(得到打气筒)

LayoutInflater inflater = LayoutInflater.from(MainActivity.this);

//1.xml文件id 2.将对象固定到哪里(气球上栓的绳子)

View view = inflater.inflate(R.layout. list_item, null);

//得到view中控件

TextView tv_id = (TextView)view.findViewById(R.id.tv_personid );

TextView tv_name=(TextView)view.findViewById(R.id.tv_personname );

TextView tv_phone=(TextView)view.findViewById(R.id.tv_personphone );

Person person= personList.get(position);

tv_id.setText(person.getId());

tv_name.setText(person.getName());

tv_phone.setText(person.getPhone());

return view;

}

@Override

public Object getItem( int position) {

// TODO Auto-generated method stub

return null;

}

@Override

public long getItemId( int position) {

// TODO Auto-generated method stub

return 0;

}