选项菜单

<item

android:id="@+id/add"

android:title="增加"

/>

<item

android:id="@+id/delete"

android:title="删除"

/>

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu, menu);
return true;
}
3//实现子菜单功能

@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.add:
Toast.makeText(this, "成功启动增加功能", 1).show();
break;
case R.id.delete:
Toast.makeText(this, "成功启动删除功能", 1).show();
break;
default:
break;
}
return true;
}