ListView中嵌套CheckBox

package com.example.edianzu.mycheckbox; import android.content.Context; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.TextView; import java.util.HashMap; import java.util.List; import java.util.Map; /** * Created by zhpan on 2016/9/24. */ public class MyAdapter extends BaseAdapter { List<String> mStringList; Context mContext; private Map<Integer,Boolean> map=new HashMap<>();// 存放已被选中的CheckBox public MyAdapter(Context context, List<String> stringList) { mStringList = stringList; mContext=context; } @Override public long getItemId(int position) { return 0; } @Override public View getView(final int position, View convertView, ViewGroup parent) { MyViewHolder holder; if(convertView==null){ convertView=View.inflate(mContext,R.layout.item,null); holder=new MyViewHolder(); holder.mTextView= (TextView) convertView.findViewById(R.id.tv_item); holder.mCheckBox= (CheckBox) convertView.findViewById(R.id.cb_item); convertView.setTag(holder); }else { holder= (MyViewHolder) convertView.getTag(); } holder.mTextView.setText(mStringList.get(position)); holder.mCheckBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { @Override public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { if(isChecked==true){ map.put(position,true); }else { map.remove(position); } } }); if(map!=null&&map.containsKey(position)){ holder.mCheckBox.setChecked(true); }else { holder.mCheckBox.setChecked(false); } return convertView; } @Override public int getCount() { return mStringList.size(); } @Override public Object getItem(int position) { return null; } public static class MyViewHolder { TextView mTextView; CheckBox mCheckBox; } }