Read File Names From Assets To A ListView

Here in this blog we are explaing how to load files names from asset and load it in a listview.
Here we have saved certain html files inside assets/datas/..
Copy and Download the code...
MainActivity

 

public class MainActivity extends Activity {
	ListView list;
	String path;
	ArrayList<String> data = new ArrayList<String>();

	@Override 
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		list = (ListView) findViewById(R.id.listView1);
		path = getResources().getString(R.string.directory);
		showlist();
	}
	private void showlist() {
		String[] data1 = null;
		    // *****got all resource in "am" from asset*********
		AssetManager am = getResources().getAssets();
		try {
			// ***** got all one by one in arraylist "data1" *********
			data1 = am.list(path);

		} catch (Exception e) {

		}
		for (String name : data1) {

			// ***** removing all .htm from extension**************
			String[] trimdata = null;
			trimdata = name.split("\\.");
			data.add(trimdata[0]);
		}
		list.setAdapter(new custlistview(data, MainActivity.this, path));
	} }

activity_main.xml

 
<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" >

   

</RelativeLayout>

CustomAdapterClass : 'custlistview '

 
public class custlistview extends BaseAdapter {
	ArrayList<String&gt data = null;
	Context c = null;
	String path = null;

	public custlistview(ArrayList<String&gt data, Context c, String path) {
		this.data = data;
		this.c = c;
		this.path = path;
		System.out.println("fourth" + path);
	}

	public int getCount() {
		// TODO Auto-generated method stub
		return data.size();
	}

	public Object getItem(int position) {
		// TODO Auto-generated method stub
		return data.get(position);
	}

	public long getItemId(int arg0) {
		// TODO Auto-generated method stub
		return 0;
	}

	public View getView(int position, View arg1, ViewGroup arg2) {
		// TODO Auto-generated method stub
		LayoutInflater inflater = (LayoutInflater) c
				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

		View list = null;
		list = new View(c);
		//
		list = inflater.inflate(R.layout.list_view, null);
		//
		TextView txt = (TextView) list.findViewById(R.id.title);
		txt.setText((CharSequence) data.get(position));

		list.setOnClickListener(new OnClickListener() {

			public void onClick(View v) {
			  // can give click to next page
			}
		});

		return list;
	}}

Custom rows in listview: 'list_view'

 
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent" >

    <TextView
        android:id="@+id/title"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:padding="5dp"
        android:textColor="#000000"
        android:textSize="18sp" 
        android:drawablePadding="8dp"/>

</RelativeLayout>

Strings.xml

 


    datas