在Android开发中使用 listview ExpandableListView实现多选或单选功能

class BatchAdpter extends BaseAdapter { private HashMap<Integer, Boolean> isSelected; private List<DtGzsCustomer> list; private Context context; @SuppressLint("UseSparseArrays") public BatchAdpter(List<DtGzsCustomer> list,Context context) { this.context=context; this.list = new ArrayList<DtGzsCustomer>(); if (list != null) { this.list.addAll(list); } isSelected = new HashMap<Integer, Boolean>(); initDate(false); } // 初始化isSelected的数据 private void initDate(boolean bool) { for (int i = 0; i < list.size(); i++) { DtGzsCustomer dtGzsCustomer = list.get(i); if (bool) {    datas.add(dtGzsCustomer.thread_id); } else {  datas.remove(dtGzsCustomer.thread_id); } getIsSelected().put(i, bool); } } public HashMap<Integer, Boolean> getIsSelected() { return isSelected; } public void setIsSelected(HashMap<Integer, Boolean> isSelected) { this.isSelected = isSelected; } public void nodfiyData(List<DtGzsCustomer> list) { if (list != null) { this.list.clear(); this.list.addAll(list); } notifyDataSetChanged(); } @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; if (convertView == null) { holder = new ViewHolder(); convertView = View.inflate(context, R.layout.no_contact_listview_item, null); holder.name = (TextView) convertView.findViewById(R.id.name); holder.sex = (TextView) convertView.findViewById(R.id.sex); holder.popuse = (TextView) convertView.findViewById(R.id.popuse); holder.tv_phone = (TextView) convertView.findViewById(R.id.tv_phone); holder.allocation = (TextView) convertView.findViewById(R.id.allocation); holder.time = (TextView) convertView.findViewById(R.id.time); holder.btn_dis = (Button) convertView.findViewById(R.id.btn_dis); holder.btn_allot = (Button) convertView.findViewById(R.id.btn_allot); holder.btn_telephone = (Button) convertView.findViewById(R.id.btn_telephone); holder.btn_follow = (Button) convertView.findViewById(R.id.btn_follow); holder.cb = (CheckBox) convertView.findViewById(R.id.cb); holder.allocation.setVisibility(View.INVISIBLE); convertView.setTag(holder); } else { holder = (ViewHolder) convertView.getTag(); } DtGzsCustomer data = list.get(position); SalesTools.setTextViewText(holder.name, data.p_customer_name); SalesTools.setTextViewText(holder.sex, data.gender); SalesTools.setTextViewText(holder.popuse, data.purpose_series); SalesTools.setTextViewText(holder.tv_phone, data.mobile_no); SalesTools.setTextViewText(holder.allocation, data.thread_contact_state); SalesTools.setTextViewText(holder.time, data.thread_create_date); holder.btn_dis.setVisibility(View.INVISIBLE); holder.btn_allot.setVisibility(View.INVISIBLE); holder.btn_telephone.setVisibility(View.INVISIBLE); holder.btn_follow.setVisibility(View.INVISIBLE); holder.cb.setVisibility(View.VISIBLE); HashMap<Integer, Boolean> isSelected2 = getIsSelected(); Boolean boolean1 = isSelected2.get(position); if (boolean1 != null) { holder.cb.setChecked(boolean1); } // 初始化的时候做处理，如果管理标记的集合中没有该pos则设为false如果有则设为true if (adapter != null) { HashMap<Integer, Boolean> isSelected = adapter.getIsSelected(); if (isSelected != null && isSelected.containsKey(position)) {  holder.cb.setChecked(isSelected.get(position)); } else {  holder.cb.setChecked(false); } } return convertView; } } class ViewHolder { TextView name, sex, popuse, tv_phone, allocation, time; Button btn_dis, btn_allot, btn_telephone, btn_follow; CheckBox cb; }