Summenudemo (submenu)

public class MainActivity extends ActionBarActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		
		setContentView(R.layout.activity_main);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		//getMenuInflater().inflate(R.menu.main, menu);
		getMenuInflater().inflate(R.menu.main, menu);
//		SubMenu file = menu.addSubMenu(" file ");
//		SubMenu edit = menu.addSubMenu(" edit ");
//		file.add(1, 1, 1, " newly build ");
//		file.add(1, 2, 1, " open ");
//		file.add(1, 3, 1, " preservation ");
//		file.setHeaderTitle(" File operations ");// Submenu Title 
//		file.setHeaderIcon(R.drawable.ic_launcher);// Submenu icon 
//		edit.add(2, 1, 1, " Copy ");
//		edit.add(2, 2, 1, " Paste ");
//		edit.add(2, 3, 1, " shear ");
//		edit.setHeaderTitle(" Edit operation ");
//		edit.setHeaderIcon(R.drawable.ic_launcher);
		return true;
	}
	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		// TODO Auto-generated method stub
//		if(item.getGroupId()==1)
//		{
//			switch(item.getItemId())
//			{case 1:
//				Toast.makeText(this, " Click New ",Toast.LENGTH_SHORT).show();
//				break;
//			case 2:
//				Toast.makeText(this, " Click to open ",Toast.LENGTH_SHORT).show();
//				break;
//			case 3:
//				Toast.makeText(this, " Click save ",Toast.LENGTH_SHORT).show();
//				break;}
//		}else if(item.getGroupId()==2)
//		{
//			switch(item.getItemId())
//			{case 1:
//				Toast.makeText(this, " Click Copy ",Toast.LENGTH_SHORT).show();
//				break;
//			case 2:
//				Toast.makeText(this, " Click Paste ",Toast.LENGTH_SHORT).show();
//				break;
//			case 3:
//				Toast.makeText(this, " Click cut ",Toast.LENGTH_SHORT).show();
//				break;}
//		}
		switch(item.getItemId())
		{
		case R.id.new_file:
			Toast.makeText(this, " Click New ",Toast.LENGTH_SHORT).show();
			break;
		case R.id.open_file:
			Toast.makeText(this, " Click to open ",Toast.LENGTH_SHORT).show();
			break;
		case R.id.save_file:
			Toast.makeText(this, " Click save ",Toast.LENGTH_SHORT).show();
			break;
		case R.id.c_edit:
			Toast.makeText(this, " Click Copy ",Toast.LENGTH_SHORT).show();
			break;
		case R.id.v_edit:
			Toast.makeText(this, " Click Paste ",Toast.LENGTH_SHORT).show();
			break;
		case R.id.x_edit:
			Toast.makeText(this, " Click cut ",Toast.LENGTH_SHORT).show();
			break;

		}
		return super.onOptionsItemSelected(item);
	}
Menu In folder main.xml file 

<pre name="code" class="html"><menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context="com.example.xin.zhicaidan.MainActivity" 
    >

    <item
        android:showAsAction="never"
        android:title=" file ">
        <menu>
            <item
                android:id="@+id/new_file"
                android:showAsAction="never"
                android:title=" newly build "/>
            <item
                android:id="@+id/open_file"
                android:showAsAction="never"
                android:title=" open "/>
            <item
                android:id="@+id/save_file"
                android:showAsAction="never"
                android:title=" preservation "/>
        </menu>
    </item>
	 <item
        android:showAsAction="never"
        android:title=" edit ">
        <menu>
            <item
                android:id="@+id/c_edit"
                android:showAsAction="never"
                android:title=" Copy "/>
            <item
                android:id="@+id/v_edit"
                android:showAsAction="never"
                android:title=" Paste "/>
            <item
                android:id="@+id/x_edit"
                android:showAsAction="never"
                android:title=" shear "/>
        </menu>
    </item>

</menu>