<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.example.listviewzy.MainActivity" >
<ListView
android:id="@+id/lv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
/>
</RelativeLayout>
<?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:id="@+id/Iv"
android:layout_width="70dp"
android:layout_height="70dp"
/>
<TextView
android:id="@+id/tv"
android:layout_width="match_parent"
android:layout_height="70dp"
android:layout_marginLeft="10dp"
android:gravity="center_vertical"
android:textSize="25dp"
/>
</LinearLayout>
package com.example.listviewzy;
import java.util.ArrayList;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.ListView;
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ListView lv = (ListView) findViewById(R.id.lv);
ArrayList<String> datas = new ArrayList<String>();
datas.add("京东商城");datas.add("QQ");datas.add("QQ斗地主");datas.add("新浪微博");
datas.add("天猫");datas.add("UC浏览器");datas.add("微信");
ArrayList<Integer> imgdatas = new ArrayList<Integer>();
imgdatas.add(R.drawable.a1);imgdatas.add(R.drawable.a2);imgdatas.add(R.drawable.a3);
imgdatas.add(R.drawable.a4);imgdatas.add(R.drawable.a5);imgdatas.add(R.drawable.a6);
imgdatas.add(R.drawable.a7);
MyAdapter adapter = new MyAdapter(datas,imgdatas);
lv.setAdapter(adapter);
}
@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);
}
}
package com.example.listviewzy;
import java.util.ArrayList;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
public class MyAdapter extends BaseAdapter {
private ArrayList<String> mData;
private ArrayList<Integer> mImgdatas;
public MyAdapter(ArrayList<String> datas, ArrayList<Integer> imgdatas) {
// TODO Auto-generated constructor stub
mData = datas;
mImgdatas = imgdatas;
}
class ViewHolder{
TextView lv;
ImageView Iv;
public TextView tv;
}
@Override
public int getCount() {
// TODO Auto-generated method stub
return mData.size();
}
@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;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ViewHolder holder = null;
if(convertView==null) {
LayoutInflater inflater = LayoutInflater.from(parent.getContext());
convertView =inflater.inflate(R.layout.lv_asd, null);
holder = new ViewHolder();
holder.tv = (TextView) convertView.findViewById(R.id.tv);
holder.Iv = (ImageView) convertView.findViewById(R.id.Iv);
convertView.setTag(holder);
}else {
holder = (ViewHolder) convertView.getTag();
}
holder.Iv.setBackgroundResource(mImgdatas.get(position));
holder.tv.setText(mData.get(position));
return convertView;
}
}