Android——GridView（显示文字）

activity_test9的layout文件：

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.hanqi.testapp2.TestActivity9">

    <GridView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/gv_1"
        android:numColumns="4"
        android:stretchMode="columnWidth"
        android:gravity="center"
        android:horizontalSpacing="30dp"></GridView>
</LinearLayout>

gridview_layout的layout文件：

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <ImageView
        android:layout_width="110dp"
        android:layout_height="110dp"
        android:src="@drawable/f1"
        android:id="@+id/iv_3"/>
    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/tv_3"
        android:text="dfasf"/>
</LinearLayout>

TestActivity9的java类：

package com.hanqi.testapp2;

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.GridView;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.ArrayList;
import java.util.List;

public class TestActivity9 extends AppCompatActivity {

    GridView gv_1;
    List<MyClass> liv;
    TextView tv_3;
    ImageView iv_3;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_test9);
        gv_1 = (GridView)findViewById(R.id.gv_1);
        tv_3 = (TextView)findViewById(R.id.tv_3);
        iv_3 = (ImageView)findViewById(R.id.iv_3);

        //1、数据 图片的id
        liv = new ArrayList<>();
        MyClass myClass = new MyClass(R.drawable.f1,"美食1的介绍");
        liv.add(myClass);
        liv.add(new MyClass(R.drawable.f2,"美食2的介绍"));
        liv.add(new MyClass(R.drawable.f3,"美食3的介绍"));
        liv.add(new MyClass(R.drawable.f4,"美食4的介绍"));
        liv.add(new MyClass(R.drawable.f5,"美食5的介绍"));
        liv.add(new MyClass(R.drawable.f6,"美食6的介绍"));
        liv.add(new MyClass(R.drawable.f7,"美食7的介绍"));
        liv.add(new MyClass(R.drawable.f8,"美食8的介绍"));
        liv.add(new MyClass(R.drawable.f9,"美食9的介绍"));
        ImageAdapter imageAdapter = new ImageAdapter();
        {
            gv_1.setAdapter(imageAdapter);
        }
    }
    class MyClass
    {
        private int img;
        private String content;

        public int getImg() {
            return img;
        }

        public void setImg(int img) {
            this.img = img;
        }

        public String getContent() {
            return content;
        }

        public void setContent(String content) {
            this.content = content;
        }
        public MyClass(int img,String content)
        {
            this.img = img;
            this.content = content;
        }
    }
    //适配器
    class ImageAdapter extends BaseAdapter
    {
        @Override
        public int getCount() {
            return liv.size();
        }

        @Override
        public Object getItem(int position) {
            return liv.get(position);
        }

        @Override
        public long getItemId(int position) {
            return 0;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            //1.得到数据 图片的id
            MyClass myClass = liv.get(position);
            //2.准备View
            if (convertView ==null) {
                convertView = View.inflate(TestActivity9.this, R.layout.gridview_layout, null);
            }
            //3.适配
            //转换
            ImageView imageView = (ImageView)convertView.findViewById(R.id.iv_3);
            imageView.setImageResource(myClass.getImg());

            TextView textView = (TextView)convertView.findViewById(R.id.tv_3);
            textView.setText(myClass.getContent());

            return convertView;
        }
    }
}

效果图：