package com.example.list_view;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.PopupWindow;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends Activity {
private List<Person> list;
private ListView lv;
private MainActivity.Madapder madapder;
private GridView gridView;
private Button shitu;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// 获取控件
lv = (ListView) findViewById(R.id.lv);
gridView=(GridView) findViewById(R.id.gridView);
shitu=(Button) findViewById(R.id.shitu);
// 初始化数据
initData();
// 自定义适配器
madapder = new Madapder();
// 设置适配器
lv.setAdapter(madapder);
gridView.setAdapter(madapder);
//默认让GridView视图隐藏
gridView.setVisibility(View.INVISIBLE);
//视图按钮的点击事件
shitu.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//获取视图
View inflate2 = View.inflate(MainActivity.this, R.layout.wangshuo,null);
//创建PopupWindow,绑定视图
PopupWindow popupWindow=new PopupWindow(inflate2,ViewGroup.LayoutParams.WRAP_CONTENT,ViewGroup.LayoutParams.WRAP_CONTENT);
//设置视图背景颜色
popupWindow.setBackgroundDrawable(new ColorDrawable(Color.BLUE));
//设置popupWindow是否能响应外部点击
popupWindow.setOutsideTouchable(true);
//设置是否能显示popupWindow
popupWindow.setFocusable(true);
//设置位置
popupWindow.showAsDropDown(shitu, 0, 0);
}
});
//gridView 的单击事件
public void gridView(View view) {
//listview视图隐藏
lv.setVisibility(View.INVISIBLE);
//gridView视图显示
gridView.setVisibility(View.VISIBLE);
//刷新适配器
madapder.notifyDataSetChanged();
}
//listView的点击事件
public void listView(View view) {
//listview视图显示
lv.setVisibility(View.VISIBLE);
//gridView视图隐藏
gridView.setVisibility(View.INVISIBLE);
//刷新适配器
madapder.notifyDataSetChanged();
}
private void initData() {
list = new ArrayList<Person>();
for (int i = 0; i < 50; i++) {
list.add(new Person(R.drawable.timg5, "小明和小红"+i));
}
}
class Madapder extends BaseAdapter {
@Override
public int getCount() {
// TODO Auto-generated method stub
return list.size();
}
@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return list.get(position);
}
@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder holder;
if (convertView == null) {
holder = new ViewHolder();
convertView = View.inflate(MainActivity.this, R.layout.wang,null);
holder.img = (ImageView) convertView.findViewById(R.id.img);
holder.name = (TextView) convertView.findViewById(R.id.text_name);
convertView.setTag(holder);
} else {
holder = (ViewHolder) convertView.getTag();
}
// 给控件设置值
holder.img.setImageResource(list.get(position).getImg());
holder.name.setText(list.get(position).getName());
return convertView;
}
}
class ViewHolder {
ImageView img;
TextView name;
}
}
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="${relativePackage}.${activityClass}" >
<Button
android:id="@+id/shitu"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:text="切换视图"/>
<ListView
android:layout_marginTop="50dp"
android:id="@+id/lv"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</ListView>
<GridView
android:layout_marginTop="50dp"
android:id="@+id/gridView"
android:numColumns="3"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</GridView>
</RelativeLayout>
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="70dp"
android:orientation="horizontal" >
<ImageView
android:id="@+id/img"
android:layout_width="70dp"
android:layout_height="70dp"
android:src="@drawable/timg5" />
<TextView
android:id="@+id/text_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:text="喜洋洋与灰太狼" />
</RelativeLayout>