1.activity_main.xml 设置listView
<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=".MainActivity" >
<ListView
android:id="@+id/lv_01"
android:layout_width="match_parent"
android:layout_height="match_parent"
/>
</RelativeLayout>
2.MainActivity.java
package com.example.day07_baseadapter;
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.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ListView;
import android.widget.Toast;
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_01);
List<Map<String,Object>>data=new ArrayList<Map<String,Object>>();
for(int i=0;i<20;i++){
Map<String,Object>map=new HashMap<String, Object>();
if(i%2==0){
map.put("mv","美女"+i);
map.put("mv_img",R.drawable.mv);
}else{
map.put("mv","帅哥"+i);
map.put("mv_img",R.drawable.sg);
}
data.add(map);
}
MyAdapter adapter=new MyAdapter(MainActivity.this,data);
lv.setAdapter(adapter);
lv.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int
arg2,
long arg3) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity.this,"第"+arg2+"图
片!",0).show();
}
});
}
}
3.item.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" >
<TextView
android:id="@+id/tv_01"
android:layout_height="wrap_content"
android:layout_width="0dp"
android:layout_weight="1"
android:gravity="center"
android:textColor="#00ff00"
/>
<ImageView
android:id="@+id/iv_01"
android:layout_height="wrap_content"
android:layout_width="0dp"
android:layout_weight="1"
android:maxWidth="80px"
android:adjustViewBounds="true"
/>
</LinearLayout>
随时随地看视频
