Java tutorial
/* * Copyright (C) 2013 Ronald Taeza * * 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.gmail.taneza.ronald.carbs.main; import com.gmail.taneza.ronald.carbs.common.CarbsApp; import com.gmail.taneza.ronald.carbs.common.FoodDbAdapter; import android.app.Activity; import android.support.v4.app.ListFragment; public class BaseListFragment extends ListFragment { protected MainActivityNotifier mMainActivityNotifier; protected FoodDbAdapter mFoodDbAdapter; @Override public void onAttach(Activity activity) { super.onAttach(activity); mFoodDbAdapter = ((CarbsApp) getActivity().getApplication()).getFoodDbAdapter(); try { mMainActivityNotifier = (MainActivityNotifier) activity; } catch (ClassCastException e) { throw new ClassCastException(activity.toString() + " must implement MainActivityNotifier"); } } }