Here you can find the source of setWelcomeShown(final Context ctx)
public static void setWelcomeShown(final Context ctx)
//package com.java2s; /******************************************************************************* * Copyright 2012-2013 Trento RISE/*from w ww. j a v a 2 s. c om*/ * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. ******************************************************************************/ import android.content.Context; public class Main { public static void setWelcomeShown(final Context ctx) { ctx.getSharedPreferences("_welcome_dialog_shown", Context.MODE_PRIVATE).edit().putBoolean("shown", true) .commit(); } }