list美化demo

activity_main.xml

<LinearLayout 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:background="#F0F0F0"
    android:padding="5dp"
    tools:context=".MainActivity" >

    <ListView 
        android:id="@+id/list_view"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:dividerHeight="10dp"
        android:divider="@drawable/divider"
        android:listSelector="@drawable/list_selector"
        android:cacheColorHint="#00000000"/>

</LinearLayout>

drawable-->divider.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android" >
    <solid android:color="#00000000"/>
	<stroke android:color="#00000000" android:width="0px"/>
</shape>

drawable-->list_selector.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_pressed="true">
        <shape>
            <corners android:radius="2dp" />
            <solid android:color="#E8E8E8" />
            <stroke android:width="1px" android:color="#D8D4D8" />
        </shape>
    </item>
    
    <item android:state_pressed="false">
        <shape>
            <corners android:radius="2dp" />
            <solid android:color="#FFFFFF" />
            <stroke android:width="1px" android:color="#D8D4D8" />
        </shape>
    </item>
</selector>

list_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:background="@drawable/list_selector"
    android:orientation="vertical" >
    
	<TextView 
	    android:id="@+id/tv_item"
	    android:layout_width="match_parent"
	    android:layout_height="50dp"
	    android:gravity="center_vertical|left"
	    android:paddingLeft="10dp"/>
</LinearLayout>

ListAdapter.java

package com.evasion.listviewdemo;

import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.List;

public class ListAdapter extends BaseAdapter {
    private List<String> list;
    private Context context;


    public ListAdapter(Context context) {
        this.context = context;
        list = new ArrayList<String>();
        for (int i = 0; i < 30; i++) {
            list.add("data " + i);
        }
    }

    @Override
    public int getCount() {
        return list.size();
    }

    @Override
    public Object getItem(int position) {
        return list.get(position);
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder holder = null;
        if (convertView == null) {
            holder = new ViewHolder();
            convertView = LayoutInflater.from(context).inflate(R.layout.list_item, null);
            holder.tv = (TextView) convertView.findViewById(R.id.tv_item);
            convertView.setTag(holder);
        } else {
            holder = (ViewHolder) convertView.getTag();
        }
        holder.tv.setText(list.get(position));
        return convertView;
    }


    static class ViewHolder {
        TextView tv;
    }

}

MainActivity.java

package com.evasion.listviewdemo;

import android.app.Activity;
import android.os.Bundle;
import android.widget.ListView;

public class MainActivity extends Activity {

    private ListView lv;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        lv = (ListView) findViewById(R.id.list_view);
        lv.setAdapter(new ListAdapter(this));
    }

}

style.xml

<resources>

    <!--
        Base application theme, dependent on API level. This theme is replaced
        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
    -->
    <style name="AppBaseTheme" parent="android:Theme.Light">
        <!--
            Theme customizations available in newer API levels can go in
            res/values-vXX/styles.xml, while customizations related to
            backward-compatibility can go here.
        -->
    </style>

    <!-- Application theme. -->
    <style name="AppTheme" parent="AppBaseTheme">
        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
    </style>

</resources>