Create custom ListView of custom object

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Judul : Create custom ListView of custom object
link : Create custom ListView of custom object

Create custom ListView of custom object

This example create ListView using custom adapter for custom object.

Create custom ListView of custom object

package com.example.androidcustomlistview;

import java.util.ArrayList;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.app.Activity;
import android.content.Context;

public class MainActivity extends Activity {

 private class MyObject{
  private int number;
  private String name;
  
  MyObject(int num, String nam){
   number = num;
   name = nam; 
  }
  
  public int getNumber(){
   return number;
  }
  
  public String getName(){
   return name;
  }
 } 

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  ListView listView = (ListView)findViewById(R.id.listview);
  
  //Init ArrayList of MyObject
  ArrayList<MyObject> myArrayList = new ArrayList<MyObject>();
  myArrayList.add(new MyObject(0, "Sunday"));
  myArrayList.add(new MyObject(1, "Monday"));
  myArrayList.add(new MyObject(2, "Tuesday"));
  myArrayList.add(new MyObject(3, "Wednesday"));
  myArrayList.add(new MyObject(4, "Thursday"));
  myArrayList.add(new MyObject(5, "Friday"));
  myArrayList.add(new MyObject(6, "Saturday"));
  
  MyAdapter myAdapter = new MyAdapter(this, myArrayList);
  listView.setAdapter(myAdapter);
  
 }

 private class MyAdapter extends BaseAdapter {
  
  private ArrayList<MyObject> myList;
  
  private Activity parentActivity;
     private LayoutInflater inflater; 
  
     public MyAdapter(Activity parent, ArrayList<MyObject> l) {
      parentActivity = parent;
         myList=l;
         inflater = (LayoutInflater)parentActivity
           .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
     }

  @Override
  public int getCount() {
   return myList.size();
  }

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

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

  @Override
  public View getView (int position, View convertView, 
    ViewGroup parent) {
   View view = convertView;
         if(convertView==null)
             view = inflater.inflate(R.layout.row, null);
  
         TextView text1 = (TextView)view.findViewById(R.id.text1);
         TextView text2 = (TextView)view.findViewById(R.id.text2);
         MyObject myObj = myList.get(position);
         text1.setText(String.valueOf(myObj.getNumber()));
         text2.setText(myObj.getName());
         return view;
  }
 }
}

row.xml, define the layout of individual row in the list.

<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"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/text1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"/>
    <TextView
        android:id="@+id/text2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textStyle="bold"/>

</LinearLayout>

Main layout

<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"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="android-coding.blogspot.com" />
    <ListView
        android:id="@+id/listview"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

</LinearLayout>

Next: Implement OnItemClickListener for custom ListView

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