MainActivity.java

package com.example.hp.quiz;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.app.Application;
import android.widget.Toast;

import org.w3c.dom.Text;

public class MainActivity extends AppCompatActivity  implements AdapterView.OnItemClickListener {

    ListView l;
    String[] days={"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //CREATING A LISTVIEW ADAPTER AND GIVING IT TO LISTADAPTERVIEW
      /*  l=(ListView) findViewById(R.id.listview);
        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1,days);
        l.setAdapter(adapter);
        l.setOnItemClickListener(this);
*/

        //CREATING LISTVIEW FOR QUIZ
        ListView l = (ListView) findViewById(R.id.listview);
        CustomAdapter adapter = new CustomAdapter();
        l.setOnItemClickListener(this);

        l.setAdapter(adapter);


    }

    String[] NAME={"Abhijeet", "Ayush", "Ashuli", "Avinsh"};

    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        TextView t = (TextView) view;

        Toast.makeText(this, t.getText(), Toast.LENGTH_SHORT).show();

        //toast.show();
    }

    public class CustomAdapter extends BaseAdapter
    {

        @Override
        public int getCount() {
            return NAME.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) {
            convertView = getLayoutInflater().inflate(R.layout.quizquestion,null);

            TextView name = (TextView) convertView.findViewById(R.id.textview_question);

            name.setText(NAME[position]);



            DisplayMetrics displayMetrics = new DisplayMetrics();
            getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
            int height = displayMetrics.heightPixels;
            int width = displayMetrics.widthPixels;

            name.setPadding(width/2-200,0,0,0);
            //name.setGravity(Gravity.CENTER_HORIZONTAL);


            return convertView;
        }
    }




}