/* * Copyright (C) 2017 The Android Open Source Project * * 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. */ package com.android.wallpaper.picker; import androidx.appcompat.app.AppCompatActivity; /** * Base activity that keeps track of whether fragment transactions are safe to commit given the * activity's current lifecycle state. */ public class BaseActivity extends AppCompatActivity { private boolean mIsSafeToCommitFragmentTransaction; @Override protected void onResume() { super.onResume(); mIsSafeToCommitFragmentTransaction = true; } @Override protected void onPause() { super.onPause(); mIsSafeToCommitFragmentTransaction = false; } public boolean isSafeToCommitFragmentTransaction() { return mIsSafeToCommitFragmentTransaction; } }