How to make Custom Listview using BaseAdapter

Posted by Shoaib at 12:09:00 am Read our previous post

MainActivity.java

package com.example.shoaibm.teachers;

import android.app.Activity;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;


public class MainActivity extends Activity {
    ListView listview;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        final String[] data = new String[]{"Java","Python", "C++"};
        int[] i = {R.drawable.cake, R.drawable.carrot, R.drawable.fruit};

        listview = (ListView)findViewById(R.id.listView);


       final MyAdapter adapter = new MyAdapter(this,data,i);

        listview.setAdapter(adapter);
        listview.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
               // Toast.makeText(getApplicationContext(),"clicked on: "+data[position], Toast.LENGTH_LONG).show();
                Toast.makeText(getApplicationContext(),"clicked on: "+adapter.getItem(position), Toast.LENGTH_LONG).show();
            }
        });

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_main, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}

MyAdapter.java: 

package com.example.shoaibm.teachers;

import android.app.Activity;
import android.content.Context;
import android.support.v7.app.AppCompatActivity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

/**
 * Created by Shoaib M on 5/12/2015.
 */
public class MyAdapter extends BaseAdapter {

    String[] i;
    Context ctx;
    int[] img;

    public MyAdapter(Context ctx, String[] i,int[] img) {
        super();
        this.i=i;
        this.ctx = ctx;
        this.img = img;

    }

    @Override
    public int getCount() {
        return i.length;
    }

    @Override
    public Object getItem(int position) {
        return i[position];
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        convertView = LayoutInflater.from(ctx).inflate(R.layout.my_list, parent,false);

        TextView tv = (TextView)convertView.findViewById(R.id.txt);
        ImageView iv = (ImageView)convertView.findViewById(R.id.imageView);
        tv.setText(i[position]);
        iv.setImageResource(img[position]);

        return convertView;

    }
}

layout\activity_main.xml:

//schemas.android.com/apk/res/android"

xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

Layout\my_list.xml:

//schemas.android.com/apk/res/android"

xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">