Android creates the Menu menu instance

This article example shows how Android creates the Menu menu. Share to everybody for everybody reference. The specific methods are as follows:

package com.test;
import android.app.Activity;
import android.content.Intent;

import android.os.Bundle;

import android.provider.Settings;

import android.view.Menu;

import android.view.MenuInflater;

import android.view.MenuItem;
public class TestandroidActivity extends Activity {

    @Override

 public boolean onCreateOptionsMenu(Menu menu) {

  // TODO Auto-generated method stub

   super.onCreateOptionsMenu(menu);

   MenuInflater inflater = getMenuInflater();

   inflater.inflate(R.menu.menu, menu);

   return true;

    }
 /** Called when the activity is first created. */

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

    }
 @Override

 public boolean onOptionsItemSelected(MenuItem item) {

  // TODO Auto-generated method stub

  switch(item.getItemId())

  {

  case R.id.settings:

   startActivity(new Intent(this,com.test.Settings.class));

   return true;

  }

  return false;

 }

}

package com.test;
import android.os.Bundle;

import android.preference.PreferenceActivity;
public class Settings extends PreferenceActivity {
 @Override

 protected void onCreate(Bundle savedInstanceState) {

  // TODO Auto-generated method stub

  super.onCreate(savedInstanceState);

  addPreferencesFromResource(R.xml.settings);

 }

}

The relevant configuration files are as follows:

<?xml version="1.0" encoding="utf-8"?>

<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" >

    <CheckBoxPreference android:key="music" android:summary="@string/music_summary" android:defaultValue="true" android:title="@string/music_title"/>

    <CheckBoxPreference android:key="hints" android:summary="@string/hints_summary" android:title="@string/hints_title"/>

</PreferenceScreen>

I hope this article has been helpful for your Android programming.