Android : How to create a Basic List View
Points To Remember
- You need to create a ListView in your activity.
- Then create a view for Item of the ListView.
- Create an Adapter and a list of objects to display.
- Pass the List of objects to the ListView.
How to create a Basic List View
Your Activity may look like the following activity_main.xml
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout 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" tools:context=".MainActivity"> <TextView android:layout_width="match_parent" android:layout_height="50dp" android:text="Planet List" android:textAlignment="center" android:textSize="24dp" /> <ListView android:id="@+id/list_view_drawer" android:layout_marginTop="50dp" android:layout_width="match_parent" android:layout_height="wrap_content" android:dividerHeight="1dp" android:divider="@android:color/holo_blue_light" xmlns:android="http://schemas.android.com/apk/res/android" /> </RelativeLayout>
<?xml version="1.0" encoding="utf-8"?> <TextView android:layout_height="50dp" android:textAlignment="gravity" android:textColor="@android:color/holo_blue_dark" android:paddingLeft="15dp" android:layout_centerVertical="true" android:layout_centerHorizontal="true" android:gravity="center_vertical" android:layout_width="wrap_content" xmlns:android="http://schemas.android.com/apk/res/android" />
Your activity may look like the following
package com.ekiras.demo; import android.support.v7.app.ActionBarActivity; import android.os.Bundle; import android.widget.ArrayAdapter; import android.widget.ListAdapter; import android.widget.ListView; import com.ekiras.app2.fragment.BuzzListFragment; public class MainActivity extends ActionBarActivity{ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); String [] planets = new String[]{ "Mercury","Mars","Earth","Jupitor","Mars","Venus","Pluto" }; ArrayAdapter adapter = new ArrayAdapter<String>(this, R.layout.list_view_item, planets); ListView listView = (ListView) findViewById(R.id.list_view_drawer); listView.setAdapter(adapter); } }
No comments: