1 /* 2 * Copyright 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package androidx.navigation.fragment.test; 18 19 import android.os.Bundle; 20 import android.support.annotation.NonNull; 21 import android.support.annotation.Nullable; 22 import android.support.v4.app.FragmentActivity; 23 24 import androidx.navigation.NavController; 25 import androidx.navigation.Navigation; 26 27 /** 28 * Base Navigation Activity. 29 * 30 * <p>You must call {@link NavController#setGraph(int)} 31 * to set the appropriate graph for your test.</p> 32 */ 33 public abstract class BaseNavigationActivity extends FragmentActivity { 34 35 @Override onCreate(@ullable Bundle savedInstanceState)36 protected void onCreate(@Nullable Bundle savedInstanceState) { 37 super.onCreate(savedInstanceState); 38 } 39 40 @NonNull getNavController()41 public NavController getNavController() { 42 return Navigation.findNavController(this, R.id.nav_host); 43 } 44 } 45