[Android] Show notification in status bar

import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener; 

public class StatusbarNotificator extends Activity { 

     private NotificationManager mNotificationManager;
     private int YOURAPP_NOTIFICATION_ID; 

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        setContentView(R.layout.main); 

        // Get the notification manager service.
        mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); 

        /* Show a sample notification when the first button was clicked. */
        findViewById(R.id.btn_showsample).setOnClickListener(new OnClickListener(){
               @Override
               public void onClick(View v) {
                    StatusbarNotificator.this.showNotification(
                              R.drawable.tinyandroid,
                              R.string.notif_short,
                              R.string.notif_detailed,
                              false);
               }
        }); 

        /* Clear the notification. */
        findViewById(R.id.btn_clear).setOnClickListener(new OnClickListener(){
               @Override
               public void onClick(View v) {
                    StatusbarNotificator.this.mNotificationManager.cancel(YOURAPP_NOTIFICATION_ID);
               }
        });
    } 

    private void showNotification(int statusBarIconID, int statusBarTextID, int detailedTextID, boolean showIconOnly) {
        // This is who should be launched if the user selects our notification.
        Intent contentIntent = new Intent(this, StatusbarNotificator.class); 

        // This is who should be launched if the user selects the app icon in the notification.
        Intent appIntent = new Intent(android.content.Intent.VIEW_ACTION,
               Uri.parse("http://www.anddev.org")); 

        // choose the ticker text
        String tickerText = showIconOnly ? null : this.getString(statusBarTextID); 

        mNotificationManager.notify(
                   YOURAPP_NOTIFICATION_ID, // we use a string id because it is a unique
                                                      // number.  we use it later to cancel the
                                                      // notification
                   new Notification(
                       this,                        // our context
                       statusBarIconID,             // the icon for the status bar
                       tickerText,                  // the text to display in the ticker
                       System.currentTimeMillis(),  // the timestamp for the notification
                       "anddev.org - Notification", // the title for the notification
                       getText(detailedTextID),     // the details to display in the notification
                       contentIntent,               // the contentIntent (see above)
                       R.drawable.icon,                // the app icon
                       "anddev",                       // the name of the app
                       appIntent));                 // the appIntent (see above)
    }
}