Java tutorial
/* * Twidere - Twitter client for Android * * Copyright (C) 2012-2015 Mariotaku Lee <mariotaku.lee@gmail.com> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.mariotaku.twidere.util; import android.support.v4.view.MenuItemCompat; import android.view.Menu; import android.view.MenuItem; /** * Created by mariotaku on 15/4/12. */ public class MenuUtils { public static void setMenuItemAvailability(final Menu menu, final int id, final boolean available) { if (menu == null) return; final MenuItem item = menu.findItem(id); if (item == null) return; item.setVisible(available); item.setEnabled(available); } public static void setMenuItemChecked(final Menu menu, final int id, final boolean checked) { if (menu == null) return; final MenuItem item = menu.findItem(id); if (item == null) return; item.setChecked(checked); } public static void setMenuItemIcon(final Menu menu, final int id, final int icon) { if (menu == null) return; final MenuItem item = menu.findItem(id); if (item == null) return; item.setIcon(icon); } public static void setMenuItemShowAsActionFlags(Menu menu, int id, int flags) { if (menu == null) return; final MenuItem item = menu.findItem(id); if (item == null) return; item.setShowAsActionFlags(flags); MenuItemCompat.setShowAsAction(item, flags); } public static void setMenuItemTitle(final Menu menu, final int id, final int icon) { if (menu == null) return; final MenuItem item = menu.findItem(id); if (item == null) return; item.setTitle(icon); } }