6일차 Menu 2 (Option menu)

menu.xml

<?xml version="1.0" encoding="utf-8"?>
<menu 
    xmlns:android="http://schemas.android.com/apk/res/android" >
    <group android:id="@+id/group1">
        <item android:id="@+id/item1" android:title="해태"></item>
        <item android:id="@+id/item2" android:title="쌍방울"></item>
        <item android:id="@+id/item3" android:title="삼미"></item>
        <item android:id="@+id/item4" android:title="다른팀">
            <menu>
                <item android:id="@+id/item5" android:title="빙그레"/>
                <item android:id="@+id/item6" android:title="기아"/>
            </menu>
        </item>
    </group>   
</menu>

MenuActivity.java

package com.gusfree.menu;

import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;

public class MenuActivity extends Activity {
	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
	}

	//최초로 menu버튼 누를때 호출됩니다. 
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// 뷰를 불러올때 View.inflate(this, R.layout.main, null);

		//menu폴더안에 있는 menu.xml을 불러와서 사용하자
		MenuInflater menuInflate=new MenuInflater(this); 
		menuInflate.inflate(R.menu.menu, menu);    	
		return super.onCreateOptionsMenu(menu);
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {

		Toast.makeText(this,
				item.getTitle()+", id:"+item.getItemId(),0).show();

		switch(item.getItemId()){
		case R.id.item1:
			
			break;
		case R.id.item2:

			break;
		}
		return super.onOptionsItemSelected(item);
	}
}