Listview多条目加载

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<ListView
android:id="@+id/lv"
android:layout_width="wrap_content"
android:layout_height="wrap_content"

android:layout_centerHorizontal="true"

lv_item_1

lv_item_2

MainActivity

package com.wzq.moreitemlistviewdemo;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

import com.nostra13.universalimageloader.core.ImageLoader;

import java.util.ArrayList;

import butterknife.BindView;
import butterknife.ButterKnife;

public class MainActivity extends AppCompatActivity {
@BindView(R.id.lv)
ListView lv;

private ArrayList<Goods> goodsList;
String imgUrl = "http://image.tianjimedia.com/uploadImages/2012/067/N80N0GUA36N0.jpg";
private ImageView img;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//使用butterKnife来注解控件;
ButterKnife.bind(this);
initData();

}

private void initData() {
goodsList = new ArrayList<Goods>();
goodsList.add(new Goods("商品1", "21", 0));
goodsList.add(new Goods("商品3", "23", 0));
goodsList.add(new Goods("商品4", "24", R.drawable.hu, 1));
goodsList.add(new Goods("商品2", "22", R.drawable.hu, 1));
goodsList.add(new Goods("商品5", "25", 0));
goodsList.add(new Goods("商品6", "26", R.drawable.hu, 1));
goodsList.add(new Goods("商品21", "21", 0));
goodsList.add(new Goods("商品5", "25", 0));
goodsList.add(new Goods("商品22", "22", R.drawable.hu, 1));
goodsList.add(new Goods("商品23", "23", 0));
goodsList.add(new Goods("商品24", "24", R.drawable.hu, 1));
goodsList.add(new Goods("商品25", "25", 0));
goodsList.add(new Goods("商品26", "26", R.drawable.hu, 1));
goodsList.add(new Goods("商品31", "21", 0));
goodsList.add(new Goods("商品32", "22", R.drawable.hu, 1));
goodsList.add(new Goods("商品34", "24", R.drawable.hu, 1));
goodsList.add(new Goods("商品36", "26", R.drawable.hu, 1));
goodsList.add(new Goods("商品33", "23", 0));
goodsList.add(new Goods("商品35", "25", 0));

//把数据配置给listview
lv.setAdapter(new MBaseAdapter());
}

class MBaseAdapter extends BaseAdapter{

private final int type1 = 0;
private final int type2 = 1;
@Override
public int getCount() {
return goodsList.size();
}

@Override
public Object getItem(int i) {
return goodsList.get(i);
}

@Override
public long getItemId(int i) {
return i;
}

@Override
public View getView(int i, View convertView, ViewGroup viewGroup) {
int typeId = goodsList.get(i).getTypeId();
switch(typeId){
case type1:
Holder1 holder1 =null;
if(convertView == null){
holder1 = new Holder1();
convertView = View.inflate(MainActivity.this, R.layout.lv_item_1, null);
holder1.textView1 = convertView.findViewById(R.id.textView1);
holder1.textView2 = convertView.findViewById(R.id.textView2);
convertView.setTag(holder1);
}else {
holder1 = (Holder1) convertView.getTag();
}
holder1.textView1.setText(goodsList.get(i).getName());
holder1.textView2.setText(goodsList.get(i).getPrice());

break;
case type2:
Holder2 holder2 =null;
if(convertView == null){
holder2 = new Holder2();
convertView = View.inflate(MainActivity.this, R.layout.lv_item_2, null);
holder2.textView1 = convertView.findViewById(R.id.textView1);
holder2.textView2 = convertView.findViewById(R.id.textView2);
holder2.imageView1 = convertView.findViewById(R.id.imageView1);
convertView.setTag(holder2);
}else {
holder2 = (Holder2) convertView.getTag();
}
holder2.textView1.setText(goodsList.get(i).getName());
holder2.textView2.setText(goodsList.get(i).getPrice());

// holder2.imageView1.setImageResource(R.drawable.hu);
ImageLoader.getInstance().displayImage(imgUrl,holder2.imageView1);

break;

}

return convertView;
}

//返回条目有多少种类型
@Override
public int getViewTypeCount() {
return 2;
}

//返回条目的类型
@Override
public int getItemViewType(int position) {
return goodsList.get(position).getTypeId();
}
}

class Holder1{
TextView textView1,textView2;
}
class Holder2{
TextView textView1,textView2;
ImageView imageView1;
}

}

Goods

package com.wzq.moreitemlistviewdemo;

public class Goods {
private String name;
private String price;
private int resId;
private int typeId;

public Goods(String name, String price, Integer typeId) {
super();
this.name = name;
this.price = price;
this.typeId = typeId;
}

public Goods(String name, String price, int resId, Integer typeId) {
super();
this.name = name;
this.price = price;
this.resId = resId;
this.typeId = typeId;
}

public int getTypeId() {
return typeId;
}

public void setTypeId(int typeId) {
this.typeId = typeId;
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public String getPrice() {
return price;
}

public void setPrice(String price) {
this.price = price;
}

public int getResId() {
return resId;
}

public void setResId(int resId) {
this.resId = resId;
}

@Override
public String toString() {
return "Goods [name=" + name + ", price=" + price + ", resId=" + resId
+ "]";
}

}

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