src/MenuTestActivity.java
package jp.end0tknr.menutest; import android.app.Activity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.app.AlertDialog; public class MenuTestActivity extends Activity { private static final int WASHOKU = 0; private static final int KATSUDON = 0; private static final int SUKIYAKI = 1; private static final int UDON = 2; private static final int NIKUJAGA = 3; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); } @Override public boolean onCreateOptionsMenu(Menu menu) { super.onCreateOptionsMenu(menu); // menu() // http://developer.android.com/reference/android/view/Menu.html#add%28int,%20int,%20int,%20int%29 // GroupId ItemId DispOrder String menu.add(WASHOKU, KATSUDON, Menu.NONE, "カツ丼") .setShortcut('0', 'k'); //setShortCut() //you can set numeric and alpha char shortcat // http://developer.android.com/reference/android/view/MenuItem.html#setShortcut%28char,%20char%29 menu.add(WASHOKU, SUKIYAKI, Menu.NONE, "すき焼き") .setShortcut('1', 's'); menu.add(WASHOKU, UDON, Menu.NONE, "うどん") .setShortcut('2', 'u'); menu.add(WASHOKU, NIKUJAGA, Menu.NONE, "肉じゃが") .setShortcut('3', 'n'); // return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getGroupId()) { case WASHOKU: String itemid = Integer.toString(item.getItemId()); String title = item.getTitle().toString(); showAlertDialog("項目のID = " + itemid + "\n" + "タイトル= " + title); return true; } return super.onOptionsItemSelected(item); } private void showAlertDialog(String message) { new AlertDialog.Builder(this) .setTitle("選択された項目") .setMessage(message) .setPositiveButton("閉じる", null) .show(); } }