AndroidExpandableListView实现三级列表显示

项目中要做一个类似三级列表点击可展开的效果，首先想到的是嵌套list，然后碰到的问题是，下一级list获取到角标一直为零，所以换了个思路（这个坑跟list源码有关），舍弃了嵌套list，改成使用expandablelistview来addview，demo没有，不好copy出来因为没有数据，大概能明白思路就行，下面直接看代码，最主要代码是adapter中的getChildView。

1.fragment

package com.xiaomizhuang.buildcaptain.fragment;

import android.os.Message;
import android.view.View;
import android.widget.ExpandableListView;
import android.widget.TextView;

import com.google.gson.reflect.TypeToken;
import com.hbw.library.BaseFragment;
import com.hbw.library.entity.ResponseSucceedData;
import com.xiaomizhuang.buildcaptain.R;
import com.xiaomizhuang.buildcaptain.adapter.AssistConstructionSchedulingOneAdapter;
import com.xiaomizhuang.buildcaptain.entity.AssistConstructionSchedulingOne;
import com.xiaomizhuang.buildcaptain.util.HttpConstant;
import com.xiaomizhuang.buildcaptain.util.MyApplication;

import java.util.HashMap;
import java.util.ArrayList;

/**
* 施工排期Fragment
*/
public class FragmentConstructScheduling extends BaseFragment implements View.OnClickListener {

private ExpandableListView construction_progress_expandable_listview = null;
private TextView construction_progress_plan;
private TextView construction_progress_actual;
private HashMap<String, String> mMap = new HashMap<String, String>();
private ArrayList<AssistConstructionSchedulingOne> mAssistConstructionSchedulingOnes = new ArrayList<AssistConstructionSchedulingOne>();
private AssistConstructionSchedulingOneAdapter mAssistConstructionSchedulingOneAdapterPlan = null;
private AssistConstructionSchedulingOneAdapter mAssistConstructionSchedulingOneAdapterActual = null;
public static String plan_type = "1";//0或者不传为实际排期,1为计划排期
private String bm_id;

@Override
protected int initPageLayoutID() {
return R.layout.fragment_construct_scheduling;
}

@Override
protected void initWidget() {
bm_id = getActivity().getIntent().getStringExtra("bm_id");

construction_progress_plan = (TextView) getActivity().findViewById(R.id.construction_progress_plan);
construction_progress_actual = (TextView) getActivity().findViewById(R.id.construction_progress_actual);
//初始化颜色
construction_progress_plan.setTextColor(getResources().getColor(R.color.white_style_ffffff));
construction_progress_plan.setBackgroundColor(getResources().getColor(R.color.red_e76270));
construction_progress_actual.setTextColor(getResources().getColor(R.color.grey_959595));
construction_progress_actual.setBackgroundColor(getResources().getColor(R.color.grey_dbdbdb));

construction_progress_plan.setOnClickListener(this);
construction_progress_actual.setOnClickListener(this);
construction_progress_expandable_listview = (ExpandableListView) getActivity().findViewById(R.id.construction_progress_expandable_listview);
//设置属性去掉默认向下的箭头
construction_progress_expandable_listview.setGroupIndicator(null);
mAssistConstructionSchedulingOneAdapterPlan = new AssistConstructionSchedulingOneAdapter(getActivity(), mAssistConstructionSchedulingOnes, bm_id);
mAssistConstructionSchedulingOneAdapterActual = new AssistConstructionSchedulingOneAdapter(getActivity(), mAssistConstructionSchedulingOnes, bm_id);
plan_type = "1";
mMap.put("uid", MyApplication.UID);
mMap.put("baoming_id", bm_id);
mMap.put("token", MyApplication.TOKEN);
mMap.put("plan_type", plan_type);
analyzeJson.requestData(HttpConstant.GETPLANUrl, mMap, REQUEST_SUCCESS);
}

public boolean handleMessage(Message msg) {
switch (msg.what) {
case REQUEST_SUCCESS:
ResponseSucceedData data = (ResponseSucceedData) msg.obj;
mAssistConstructionSchedulingOnes = gson.fromJson(data.data, new TypeToken<ArrayList<AssistConstructionSchedulingOne>>() {
}.getType());
if ("1".equals(plan_type)) {
construction_progress_expandable_listview.setAdapter(mAssistConstructionSchedulingOneAdapterPlan);
mAssistConstructionSchedulingOneAdapterPlan.setNotifyDataSetChangedList(mAssistConstructionSchedulingOnes);
} else {
construction_progress_expandable_listview.setAdapter(mAssistConstructionSchedulingOneAdapterActual);
mAssistConstructionSchedulingOneAdapterActual.setNotifyDataSetChangedList(mAssistConstructionSchedulingOnes);
}
break;
}
return super.handleMessage(msg);
}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.construction_progress_plan:
construction_progress_plan.setTextColor(getResources().getColor(R.color.white_style_ffffff));
construction_progress_plan.setBackgroundColor(getResources().getColor(R.color.red_e76270));
construction_progress_actual.setTextColor(getResources().getColor(R.color.grey_959595));
construction_progress_actual.setBackgroundColor(getResources().getColor(R.color.grey_dbdbdb));
plan_type = "1";
mMap.put("uid", MyApplication.UID);
mMap.put("baoming_id", bm_id);
mMap.put("token", MyApplication.TOKEN);
mMap.put("plan_type", plan_type);
analyzeJson.requestData(HttpConstant.GETPLANUrl, mMap, REQUEST_SUCCESS);
break;
case R.id.construction_progress_actual:
construction_progress_plan.setTextColor(getResources().getColor(R.color.grey_959595));
construction_progress_plan.setBackgroundColor(getResources().getColor(R.color.grey_dbdbdb));
construction_progress_actual.setTextColor(getResources().getColor(R.color.white_style_ffffff));
construction_progress_actual.setBackgroundColor(getResources().getColor(R.color.red_e76270));
plan_type = "0";
mMap.put("uid", MyApplication.UID);
mMap.put("baoming_id", bm_id);
mMap.put("token", MyApplication.TOKEN);
mMap.put("plan_type", plan_type);
analyzeJson.requestData(HttpConstant.GETPLANUrl, mMap, REQUEST_SUCCESS);
break;
}
}
}

2.adapter中代码

package com.xiaomizhuang.buildcaptain.adapter;

import android.content.Context;
import android.content.Intent;
import android.graphics.drawable.BitmapDrawable;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseExpandableListAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.hbw.library.utils.ToastUtil;
import com.xiaomizhuang.buildcaptain.R;
import com.xiaomizhuang.buildcaptain.activity.ScheduleOrderDetailActivity;
import com.xiaomizhuang.buildcaptain.entity.AssistConstructionSchedulingOne;
import com.xiaomizhuang.buildcaptain.entity.AssistConstructionSchedulingTwo;
import com.xiaomizhuang.buildcaptain.fragment.FragmentConstructScheduling;
import com.xiaomizhuang.buildcaptain.util.MyApplication;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

/**
* Created by user on 2015/12/28.
*/
public class AssistConstructionSchedulingOneAdapter extends BaseExpandableListAdapter {

private Context context;
private String bm_id;
private ArrayList<AssistConstructionSchedulingOne> mAssistConstructionSchedulingOnes = new ArrayList<AssistConstructionSchedulingOne>();

public AssistConstructionSchedulingOneAdapter(Context context, ArrayList<AssistConstructionSchedulingOne> mAssistConstructionSchedulingOnes, String bm_id) {
this.mAssistConstructionSchedulingOnes = mAssistConstructionSchedulingOnes;
this.context = context;
this.bm_id = bm_id;
}

@Override
public int getGroupCount() {
return mAssistConstructionSchedulingOnes.size();
}

@Override
public int getChildrenCount(int groupPosition) {
return mAssistConstructionSchedulingOnes.get(groupPosition).getData().size();
}

@Override
public Object getGroup(int groupPosition) {
return null;
}

@Override
public Object getChild(int groupPosition, int childPosition) {
return null;
}

@Override
public long getGroupId(int groupPosition) {
return groupPosition;
}

@Override
public long getChildId(int groupPosition, int childPosition) {
return groupPosition;
}

@Override
public boolean hasStableIds() {
return false;
}

@Override
public View getGroupView(int groupPosition, boolean isExpanded, View v, ViewGroup parent) {
ViewHolder holder = null;
if (v == null) {
holder = new ViewHolder();
v = View.inflate(context, R.layout.listitem_owner_construc_progress_group, null);
holder.ImageLeft = (ImageView) v.findViewById(R.id.listitem_owner_construc_progress_group_image_left);
holder.ImageRight = (ImageView) v.findViewById(R.id.listitem_owner_construc_progress_group_image_right);
holder.TextTop = (TextView) v.findViewById(R.id.listitem_owner_construc_progress_group_text_top);
holder.TextBottom = (TextView) v.findViewById(R.id.listitem_owner_construc_progress_group_text_bottom);
holder.TextType = (TextView) v.findViewById(R.id.listitem_owner_construc_progress_group_text_type);
holder.Text = (TextView) v.findViewById(R.id.listitem_owner_construc_progress_group_text);
v.setTag(holder);
} else {
holder = (ViewHolder) v.getTag();
}
//判断isExpanded就可以控制是按下还是关闭，同时更换图片
if (isExpanded) {
holder.ImageRight.setBackgroundResource(R.mipmap.gouxuanspread);
} else {
holder.ImageRight.setBackgroundResource(R.mipmap.gouxuan);
}
holder.TextTop.setText(mAssistConstructionSchedulingOnes.get(groupPosition).getTitle());
holder.TextBottom.setText(mAssistConstructionSchedulingOnes.get(groupPosition).getStart() + "  -  " + mAssistConstructionSchedulingOnes.get(groupPosition).getEnd());
//防止数据错乱，必须清除上一次设置的数据
holder.TextType.setText("");
holder.ImageLeft.setImageBitmap(null);
holder.Text.setVisibility(View.GONE);
if (!"1".equals(FragmentConstructScheduling.plan_type)) {
holder.Text.setVisibility(View.VISIBLE);
// 0未开始 -1超时未完成 1已完成 2完成但有延期
switch (mAssistConstructionSchedulingOnes.get(groupPosition).getStatus()) {
case "0":
holder.ImageLeft.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.nostart)).getBitmap());
break;
case "-1":
holder.ImageLeft.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.underway)).getBitmap());
break;
case "1":
holder.ImageLeft.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.start)).getBitmap());
break;
case "2":
holder.TextType.setTextColor(context.getResources().getColor(R.color.red));
holder.TextType.setText("延期" + mAssistConstructionSchedulingOnes.get(groupPosition).getInterval_time() + "天");
holder.ImageLeft.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.start)).getBitmap());
break;
case "3":
holder.ImageLeft.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.underway)).getBitmap());
break;
}
}
return v;
}

class ViewHolder {
public ImageView ImageLeft;
public ImageView ImageRight;
public TextView TextTop;
public TextView TextBottom;
public TextView TextType;
public TextView Text;
}

@Override
public View getChildView(int groupPosition, int position, boolean isLastChild, View v, ViewGroup parent) {
List<AssistConstructionSchedulingTwo> dataList = mAssistConstructionSchedulingOnes.get(groupPosition).getData();
ViewHolderChild holder = null;
if (v == null) {
holder = new ViewHolderChild();
v = View.inflate(context, R.layout.listitem_owner_construc_progress_child_item, null);
holder.date = (TextView) v.findViewById(R.id.child_date);
holder.imageView = (ImageView) v.findViewById(R.id.child_image_left);
holder.child_LinearLayout = (LinearLayout) v.findViewById(R.id.child_LinearLayout);
v.setTag(holder);
} else {
holder = (ViewHolderChild) v.getTag();
}
holder.date.setText(dataList.get(position).getDay() + "  " + dataList.get(position).getWeek());
if (!"1".equals(FragmentConstructScheduling.plan_type)) {
//0进行中 -1未完成 1已完成
switch (dataList.get(position).getStatus()) {
case "-1":
holder.imageView.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.maketimegrey)).getBitmap());
break;
case "0":
holder.imageView.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.maketimeblue)).getBitmap());
break;
case "1":
holder.imageView.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.gouxuangrey)).getBitmap());
break;
}
if (toSize(dataList.get(position).getDay())) {
holder.child_LinearLayout.setBackgroundResource(R.drawable.projectschedulinglistnostart);
} else {
holder.child_LinearLayout.setBackgroundResource(R.drawable.projectschedulinglistcompleted);
}
} else {
holder.imageView.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.maketimegrey)).getBitmap());
holder.child_LinearLayout.setBackgroundResource(R.drawable.projectschedulinglistnostart);
}

//清除上次添加的view
if (holder.child_LinearLayout.getChildCount() > 1) {
for (int i = 1; i < holder.child_LinearLayout.getChildCount(); i++) {
holder.child_LinearLayout.removeViewAt(i);
}
}

//添加view
LinearLayout ll = new LinearLayout(context);
LinearLayout.LayoutParams lllp = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
lllp.setMargins(0, 0, 0, 50);
lllp.gravity = Gravity.CENTER_VERTICAL;
ll.setOrientation(LinearLayout.VERTICAL);
ll.setLayoutParams(lllp);
for (int i = 0; i < dataList.get(position).getData().size(); i++) {
View view = View.inflate(context, R.layout.listitem_owner_construc_progress_child_item_addview, null);
TextView child_text = (TextView) view.findViewById(R.id.child_text);
ImageView child_image_right = (ImageView) view.findViewById(R.id.child_image_right);
child_text.setText(dataList.get(position).getData().get(i).getTitle());
if (!"1".equals(FragmentConstructScheduling.plan_type)) {
//0未开始 -1超时未完成 1已完成 2完成但有延期
switch (dataList.get(position).getData().get(i).getStatus()) {
case "0":
child_text.setTextColor(context.getResources().getColor(R.color.black));
child_image_right.setImageBitmap(null);
break;
case "-1":
child_text.setTextColor(context.getResources().getColor(R.color.black));
child_image_right.setImageBitmap(null);
break;
case "1":
child_text.setTextColor(context.getResources().getColor(R.color.gray_959595));
child_image_right.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.gouxuanblue)).getBitmap());
break;
case "2":
child_text.setTextColor(context.getResources().getColor(R.color.gray_959595));
child_image_right.setImageBitmap(((BitmapDrawable) context.getResources().getDrawable(R.mipmap.gouxuanblue)).getBitmap());
break;
}
} else {
child_text.setTextColor(context.getResources().getColor(R.color.black));
child_image_right.setImageBitmap(null);
}
//给addview添加事件
view.setOnClickListener(new MyOnclick(dataList, position, i));
ll.addView(view);
}
holder.child_LinearLayout.addView(ll);
return v;
}

@Override
public boolean isChildSelectable(int groupPosition, int childPosition) {
return true;
}

public void setNotifyDataSetChangedList(ArrayList<AssistConstructionSchedulingOne> mAssistConstructionSchedulingOnes) {
this.mAssistConstructionSchedulingOnes = mAssistConstructionSchedulingOnes;
this.notifyDataSetChanged();
}

class ViewHolderChild {
public TextView date;
public ImageView imageView;
public LinearLayout child_LinearLayout;
}

private boolean toSize(String str) {
str = str + " 23:59:59";
Date date = null;
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
try {
date = df.parse(str);
} catch (ParseException e) {
e.printStackTrace();
}
Date nowDate = new Date();
return date.getTime() > nowDate.getTime() ? true : false;
}

class MyOnclick implements View.OnClickListener {
private List<AssistConstructionSchedulingTwo> dataList;
private int position;
private int i;

public MyOnclick(List<AssistConstructionSchedulingTwo> dataList, int position, int i) {
this.dataList = dataList;
this.position = position;
this.i = i;
}

@Override
public void onClick(View v) {
Intent it = new Intent(context, ScheduleOrderDetailActivity.class);
it.putExtra("id", dataList.get(position).getData().get(i).getId());
it.putExtra("plan_type", FragmentConstructScheduling.plan_type);
it.putExtra("event_type",  dataList.get(position).getData().get(i).getEvent_type());
it.putExtra("baoming_id", bm_id);
it.putExtra("title", dataList.get(position).getData().get(i).getTitle());
context.startActivity(it);
}
}
}

3.效果图