Java tutorial
//package com.java2s; /* * Copyright (C) 2015 Ouadban Youssef(tafayor.dev@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/>. */ import android.app.Activity; import android.content.Context; import android.content.Intent; import android.os.Build; public class Main { public static void restartActivityOutside(Activity activity) { if (activity == null) return; if (Build.VERSION.SDK_INT >= 11) { activity.recreate(); } else { restartClearActivityOutside(activity); } } public static void restartClearActivityOutside(Activity activity) { if (activity == null) return; Context ctx = activity.getApplicationContext(); Intent intent; intent = activity.getIntent(); intent.addFlags( Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_ANIMATION); activity.finish(); activity.overridePendingTransition(0, 0); ctx.startActivity(intent); activity.overridePendingTransition(0, 0); } public static void startActivity(Context ctx, Intent intent) { intent.addFlags(intent.FLAG_ACTIVITY_NEW_TASK); ctx.startActivity(intent); } }