android item设置,Android listView每个item设置不同

迷南。 2022-10-18 04:58 186阅读 0赞

package com.bivin;

import java.util.ArrayList;

import java.util.HashMap;

import android.app.Activity;

import android.content.Context;

import android.os.Bundle;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.ListView;

import android.widget.TextView;

public class MainAcitivity extends Activity

private ListView lv;

ArrayList> datas = new ArrayList>();

@Override

public void onCreate(Bundle savedInstanceState)

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

HashMap data;

for (int i = 0; i <30; i++)

data = new HashMap();

data.put("name", "name

" + i);

data.put("age", "age

" + i);

data.put("sex", "sex

"+i);

datas.add(data);

lv = (ListView) findViewById(R.id.mylv);

Myadapter adapter = new Myadapter(this);

lv.setAdapter(adapter);

private class Myadapter extends BaseAdapter

private Context context;

public Myadapter(Context context)

this.context = context;

@Override

public int getCount()

return datas.size();

@Override

public Object getItem(int position)

return datas.get(position);

@Override

public long getItemId(int position)

return position;

@Override

public View getView(int position, View convertView, ViewGroup parent)

ItemHolder holder = null;

if (convertView == null)

holder = new ItemHolder();

LayoutInflater inflater =getLayoutInflater();

convertView =inflater.inflate(R.layout.item,null);

holder.tv = (TextView) convertView.findViewById(R.id.name);

holder.tv2 = (TextView) convertView.findViewById(R.id.age);

holder.tv3 = (TextView) convertView.findViewById(R.id.sex);

switch (position)

case 0:

holder.tv.setVisibility(View.GONE);

break;

case 1:

holder.tv.setVisibility(View.VISIBLE);

holder.tv2.setVisibility(View.GONE);

break;

case 2:

holder.tv3.setVisibility(View.GONE);

holder.tv2.setVisibility(View.VISIBLE);

break;

default:

holder.tv.setVisibility(View.VISIBLE);

holder.tv2.setVisibility(View.VISIBLE);

holder.tv3.setVisibility(View.VISIBLE);

break;

convertView.setTag(holder);

\}else \{

holder =(ItemHolder)convertView.getTag();

holder.tv.setText(datas.get(position).get("name").toString());

holder.tv2.setText(datas.get(position).get("sex").toString());

holder.tv3.setText(datas.get(position).get("age").toString());

return convertView;

android item设置,Android listView每个item设置不同

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