改变ListView某一行或者几行的颜色

MainActivity：

package com.chen.changecolor;


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


import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ListView;


public class MainActivity extends Activity {

public String[] testList = {"item0","item1","item2","item3","item4","item5","item6","item7"};

private ListView mListView;
private Button bt_change;
private MyAdapter adapter;
private List<ResultInfo> mList;
//测试用随机数产生器，改变颜色用
private Random random;

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

mListView = (ListView) findViewById(R.id.list);
mList = new ArrayList<ResultInfo>();
adapter = new MyAdapter(this, mList);
mListView.setAdapter(adapter);

//初始化ListView显示
for (int i = 0; i < testList.length; i++) {
ResultInfo r = new ResultInfo();
r.index = i;
r.result = 0;
r.text = testList[i];
mList.add(r);
}

random = new Random();
bt_change = (Button) findViewById(R.id.bt_change);
bt_change.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View v) {
// TODO Auto-generated method stub
mList.clear();


for (int i = 0; i < testList.length; i++) {
ResultInfo r = new ResultInfo();
r.index = i;
r.result = random.nextInt(20);
r.text = testList[i];
mList.add(r);
Log.e("TAG", "Color = "+r.result);
}


adapter.notifyDataSetChanged();
}
});


}

public class ResultInfo{
public int index;
public int result;
public String text;
}


}

MyAdapter：

package com.chen.changecolor;


import java.util.List;


import com.chen.changecolor.MainActivity.ResultInfo;


import android.content.Context;
import android.content.res.ColorStateList;
import android.graphics.Color;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.LinearLayout;
import android.widget.TextView;


public class MyAdapter extends BaseAdapter{


private List<ResultInfo> item_list;
private Context context;

public MyAdapter(Context context , List<ResultInfo> list){
this.item_list = list;
this.context = context;
}

@Override
public int getCount() {
// TODO Auto-generated method stub
return item_list.size();
}


@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return item_list.get(position);
}


@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}


@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
ResultInfo r = (ResultInfo)getItem(position);
ViewHolder viewHolder;
if(convertView == null){
convertView = LinearLayout.inflate(context, R.layout.item_list, null);
viewHolder = new ViewHolder();
viewHolder.tv_result = (TextView) convertView.findViewById(R.id.item_result);
convertView.setTag(viewHolder);
}else {
viewHolder = (ViewHolder)convertView.getTag();
}

switch (r.result) {
case 0:
viewHolder.tv_result.setTextColor(Color.BLACK);
break;

case 1:
viewHolder.tv_result.setTextColor(Color.GREEN);
break;

case 2:
viewHolder.tv_result.setTextColor(Color.RED);
break;

case 3:
viewHolder.tv_result.setTextColor(Color.YELLOW);
break;

case 4:
viewHolder.tv_result.setTextColor(Color.BLUE);
break;

case 5:
viewHolder.tv_result.setTextColor(Color.CYAN);
break;

case 6:
viewHolder.tv_result.setTextColor(Color.DKGRAY);
break;

case 7:
viewHolder.tv_result.setTextColor(Color.MAGENTA);
break;

case 8:
viewHolder.tv_result.setTextColor(Color.rgb(255, 196, 173));
break;

case 9:
viewHolder.tv_result.setTextColor(Color.rgb(174, 196, 34));
break;

case 10:
viewHolder.tv_result.setTextColor(Color.rgb(45, 142, 187));
break;

case 11:
viewHolder.tv_result.setTextColor(Color.rgb(86, 186, 235));
break;

case 12:
viewHolder.tv_result.setTextColor(Color.rgb(222, 111, 173));
break;

case 13:
viewHolder.tv_result.setTextColor(Color.rgb(215, 96, 17));
break;

case 14:
viewHolder.tv_result.setTextColor(Color.rgb(123, 456, 254));
break;

case 15:
viewHolder.tv_result.setTextColor(Color.rgb(255,96, 0));
break;

case 16:
viewHolder.tv_result.setTextColor(Color.rgb(255, 111, 231));
break;

case 17:
viewHolder.tv_result.setTextColor(Color.rgb(123, 167, 255));
break;

case 18:
viewHolder.tv_result.setTextColor(Color.rgb(0, 123, 251));
break;

case 19:
viewHolder.tv_result.setTextColor(Color.rgb(255, 0, 199));
break;

case 20:
viewHolder.tv_result.setTextColor(Color.rgb(171, 136, 0));
break;

default:
break;
}

viewHolder.tv_result.setText(item_list.get(position).text);


return convertView;
}

private class ViewHolder{
private TextView tv_result;
}


}

源码下载：

http://download.csdn.net/download/purple7826/8660741