自定义SimpleAdapter实现修改listview的每行的颜色

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


import android.R.integer;
import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.SimpleAdapter;


public class MyAdapter extends SimpleAdapter
{
ArrayList> list;
Context acontext;
@SuppressWarnings("unchecked")
public MyAdapter(Context context, List> data, int resource, String[] from, int[] to)
{
super(context, data, resource, from, to);
list =(ArrayList>) data;//获取list的内容
acontext=context;
// TODO Auto-generated constructor stub
}
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
View view = super.getView(position, convertView, parent);

for(int i=0;i

{

String importance = list.get(i).get("importance");
if (i==position)
{
if(importance != null)
   if (importance.equals("非常重要"))
{
    view.setBackgroundColor(acontext.getResources().getColor(R.color.red));
}
   else if(importance.equals("比较重要"))
   {
    view.setBackgroundColor(acontext.getResources().getColor(R.color.pink));
   }
   else if (importance.equals("一般"))
   {
    view.setBackgroundColor(acontext.getResources().getColor(R.color.darkcyan));
   }
   else if (importance.equals("不重要"))
   {
    view.setBackgroundColor(acontext.getResources().getColor(R.color.blue));
   }
}


}
// view.setBackgroundColor(colors[colorPos]);
return view;
}
}