Android仿美团外卖菜单界面

2023-08-29 14:37:04 72

美团外卖菜单界面的Android实现代码，供大家参考，具体内容如下

布局文件

总布局

左侧布局

右侧布局

适配器

左侧适配器

packagecom.example.a1_.adapter;

importandroid.graphics.Color;
importandroid.view.View;
importandroid.view.ViewGroup;
importandroid.widget.BaseAdapter;
importandroid.widget.TextView;

importcom.example.a1_.Bean.LeftBean;
importcom.example.a1_.R;

importjava.util.List;

/**
*CreatedbyAdministratoron2017.05.27.0027.
*/

publicclassLeftAdapterextendsBaseAdapter{

privateListmList;
privateintcurrentLeftItem=0;
//创建一个构造方法

publicLeftAdapter(ListmList){
this.mList=mList;
}

@Override
publicintgetCount(){
returnmList.size();
}

@Override
publicLeftBeangetItem(intposition){
returnmList.get(position);
}

@Override
publiclonggetItemId(intposition){
returnposition;
}

@Override
publicViewgetView(intposition,ViewconvertView,ViewGroupparent){

ViewHolderviewHolder=null;
if(convertView==null){
convertView=View.inflate(parent.getContext(),R.layout.left_item,null);

//创建viewHolder对象
viewHolder=newViewHolder();
viewHolder.tv_title=(TextView)convertView.findViewById(R.id.tv_title);
//让viewholder挂在convertview上面一起复用
convertView.setTag(viewHolder);
}else{
//当convertView不为空时,吧viewholder取出来
viewHolder=(ViewHolder)convertView.getTag();
}

//获取对应条目的内容
LeftBeanleftBean=getItem(position);
//把对应条目的内容设置在控件上
viewHolder.tv_title.setText(leftBean.title);


//给左侧条目设置颜色
if(currentLeftItem==position){
viewHolder.tv_title.setTextColor(Color.RED);
}
returnconvertView;
}

publicvoidsetCurrentSelect(intcurrentLeftItem){
this.currentLeftItem=currentLeftItem;
}

//创建一个viewholder,用来复用对象
classViewHolder{
TextViewtv_title;
}
}

右侧适配器

packagecom.example.a1_.adapter;

importandroid.content.Context;
importandroid.graphics.Color;
importandroid.view.View;
importandroid.view.ViewGroup;
importandroid.widget.BaseAdapter;
importandroid.widget.ListView;
importandroid.widget.TextView;

importcom.example.a1_.Bean.LeftBean;
importcom.example.a1_.Bean.RightBean;
importcom.example.a1_.R;

importjava.util.List;
importjava.util.Random;

importse.emilsjolander.stickylistheaders.StickyListHeadersAdapter;

/**
*CreatedbyAdministratoron2017.05.27.0027.
*/

publicclassRightAdapterextendsBaseAdapterimplementsStickyListHeadersAdapter{
privateListmLeft;
privateListmRight;
privateContextcontext;

publicRightAdapter(ListmLeft,ListmRight,Contextcontext){
this.mLeft=mLeft;
this.mRight=mRight;
this.context=context;
}

@Override
publicViewgetHeaderView(intposition,ViewconvertView,ViewGroupparent){
TextViewtv=newTextView(context);
tv.setTextColor(Color.RED);
tv.setTextSize(18);
tv.setText(mRight.get(position).type);
returntv;
}

@Override
publiclonggetHeaderId(intposition){
returnmRight.get(position).typeId;
}

@Override
publicintgetCount(){
returnmRight.size();
}

@Override
publicRightBeangetItem(intposition){
returnmRight.get(position);
}

@Override
publiclonggetItemId(intposition){
returnposition;
}

@Override
publicViewgetView(intposition,ViewconvertView,ViewGroupparent){

ViewHolderviewHolder=null;
if(convertView==null){
convertView=View.inflate(context,R.layout.right_item,null);
viewHolder=newViewHolder();
viewHolder.title1=(TextView)convertView.findViewById(R.id.tv_right_title1);
viewHolder.title2=(TextView)convertView.findViewById(R.id.tv_right_title2);
viewHolder.count=(TextView)convertView.findViewById(R.id.tv_right_count);

convertView.setTag(viewHolder);
}else{
viewHolder=(ViewHolder)convertView.getTag();
}
RightBeanrightBean=mRight.get(position);
viewHolder.title1.setText(rightBean.biaoti);
viewHolder.title2.setText(rightBean.biaoti);
//使用Random获取随机数
Randomrandom=newRandom();
inti=random.nextInt(100);
viewHolder.count.setText("月销量"+i+"份");
returnconvertView;
}

staticclassViewHolder{
TextViewtitle1;
TextViewtitle2;
TextViewcount;
}
}

javabean文件

左侧

packagecom.example.a1_.Bean;


publicclassLeftBean{
publicStringtitle;
publicinttype;

}

右侧

packagecom.example.a1_.Bean;

importandroid.R.string;

publicclassRightBean{

publicStringbiaoti;
publicStringtype;
publicinttypeId;

}

数据源

packagecom.example.a1_.data;

importcom.example.a1_.Bean.LeftBean;
importcom.example.a1_.Bean.RightBean;

importjava.util.ArrayList;
importjava.util.List;

/**
*Createdbywangcaishengon2017/5/27.
*/

publicclassData{

privatestaticString[]leftData=newString[]{"13.9特价套餐","粗粮主食","佐餐小吃","用心营养套餐(不含主食)","三杯鸡双拼尊享套餐","带鱼双拼尊享套餐","红烧肉双拼尊享套餐"};
privatestaticString[]rightData0=newString[]{"洋芋粉炒腊肉","土鸡炖香菇","新疆大盘辣子土鸡","清炖土鸡块","农家蒸碗","香辣野猪肉","香辣薯条大虾","麻辣猪血"};
privatestaticString[]rightData1=newString[]{"商芝扣肉","羊肉萝卜","干烧鱼","干煸野猪肉","排骨火锅","土鸡火锅","牛肉火锅","狗肉火锅"};
privatestaticString[]rightData2=newString[]{"虎皮辣子炒咸肉","重庆飘香水煮鱼","红烧土鸡块","干煸辣子土鸡","清炖全鸡"};
privatestaticString[]rightData3=newString[]{"洋芋粉炒腊肉","土鸡炖香菇","新疆大盘辣子土鸡","清炖土鸡块","农家蒸碗","香辣野猪肉","香辣薯条大虾","麻辣猪血"};
privatestaticString[]rightData4=newString[]{"洋芋粉炒腊肉","土鸡炖香菇","新疆大盘辣子土鸡","清炖土鸡块","农家蒸碗","香辣野猪肉","香辣薯条大虾","麻辣猪血"};
privatestaticString[]rightData5=newString[]{"洋芋粉炒腊肉","土鸡炖香菇","新疆大盘辣子土鸡","清炖土鸡块","农家蒸碗","香辣野猪肉","香辣薯条大虾","麻辣猪血"};
privatestaticString[]rightData6=newString[]{"洋芋粉炒腊肉","土鸡炖香菇","新疆大盘辣子土鸡","清炖土鸡块","农家蒸碗","香辣野猪肉","香辣薯条大虾","麻辣猪血"};

publicstaticListgetLeftData(){
Listlist=newArrayList();
for(inti=0;igetRightData(Listlist){
ListrightList=newArrayList();
for(inti=0;igetRightList(String[]arr,LeftBeanleftBean,intmType,ListrightList){
for(intj=0;j
核心代码


packagecom.example.a1_.activity;

importandroid.os.Bundle;
importandroid.support.v7.app.AppCompatActivity;
importandroid.view.View;
importandroid.widget.AdapterView;
importandroid.widget.ListView;

importcom.example.a1_.Bean.LeftBean;
importcom.example.a1_.Bean.RightBean;
importcom.example.a1_.R;
importcom.example.a1_.adapter.LeftAdapter;
importcom.example.a1_.adapter.RightAdapter;
importcom.example.a1_.data.Data;

importjava.util.List;

importse.emilsjolander.stickylistheaders.StickyListHeadersListView;

publicclassMainActivityextendsAppCompatActivity{

privateListViewlv_left;
privateStickyListHeadersListViewlv_right;
privateintcurrentLeftItem;

@Override
protectedvoidonCreate(BundlesavedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
initData();


}

//初始化控件
privatevoidinitView(){
//初始化控件
lv_left=(ListView)findViewById(R.id.lv_left);
lv_right=(StickyListHeadersListView)findViewById(R.id.lv_right);
}

//设置适配器
privatevoidinitData(){
//创建适配器
finalLeftAdapterleftAdapter=newLeftAdapter(Data.getLeftData());
//获取左侧数据
finalListleftData=Data.getLeftData();
//获取右侧数据
finalListrightData=Data.getRightData(leftData);
RightAdapterrightAdapter=newRightAdapter(leftData,rightData,this);

//为左侧布局设置适配器
lv_left.setAdapter(leftAdapter);
lv_right.setAdapter(rightAdapter);


//为左侧条目设置点击事件
lv_left.setOnItemClickListener(newAdapterView.OnItemClickListener(){
@Override
publicvoidonItemClick(AdapterViewparent,Viewview,intposition,longid){
//当左侧条目被点击时,记录下被点击条目的type
inttype=leftData.get(position).type;
//遍历右侧条目,并获取右侧条目的typeId,与刚刚获取的type对比,是否一致
for(inti=0;iparent,Viewview,intposition,longid){
//Toast.makeText(MainActivity.this,"右侧条目被点击了"+position,Toast.LENGTH_SHORT).show();

//当右侧条目被点击时,获取被点击条目的typeId
inttypeId=rightData.get(position).typeId;
//遍历左侧条目
for(inti=0;i
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持毛票票。

Android仿美团外卖菜单界面

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