Display images using Gridview |Android Program|

Activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<GridView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity"
    android:id="@+id/gridview"
    android:columnWidth="90dp"
    android:verticalSpacing="10dp"
    android:horizontalSpacing="10dp"
    android:numColumns="auto_fit"
    android:stretchMode="columnWidth"
    android:gravity="center">

</GridView>

MainActivity.java

package com.example.gridview;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.GridView;

public class MainActivity extends AppCompatActivity {
GridView gridView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        gridView=findViewById(R.id.gridview);
        gridView.setAdapter(new ImageAdapter(this));
    }
}

ImageAdapter.java

package com.example.gridview;

import android.content.Context;
import android.view.ContextMenu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.GridView;
import android.widget.ImageView;

import androidx.constraintlayout.widget.ConstraintLayout;

public class ImageAdapter extends BaseAdapter {
    private Context context;
    public ImageAdapter(Context c){
        context=c;
    }
    @Override
    public int getCount() {
        return mThumbIds.length;
    }

    @Override
    public Object getItem(int position) {
        return null;
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ImageView imageView;
        if (convertView==null){
            imageView=new ImageView(context);
            imageView.setLayoutParams(new GridView.LayoutParams(85,85));
            imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
            imageView.setPadding(8,8,8,8);
        }
        else{
            imageView=(ImageView)convertView;
        }
        imageView.setImageResource(mThumbIds[position]);
        return imageView;
    }
    public Integer[] mThumbIds={
            R.drawable.p1,
            R.drawable.p2,
            R.drawable.p3,
            R.drawable.p4,
            R.drawable.p5,
            R.drawable.p6,
            R.drawable.p7,
            R.drawable.p8,
            R.drawable.p9,
            R.drawable.p10,

    };
}

Design