Java tutorial
/* * Copyright 2016 NAVER Corp. * * 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.github.windsekirun.navermaptest; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.nhn.android.maps.NMapContext; import com.nhn.android.maps.NMapView; /** * NMapFragment ? NMapActivity ?? NMapView ? ? NMapContext ? . * NMapView ? ?? NMapActivity ??. */ public class NMapFragment extends Fragment { private NMapContext mMapContext; /** * Fragment? ?? NMapView ? */ public NMapView findMapView(View v) { if (!(v instanceof ViewGroup)) { return null; } ViewGroup vg = (ViewGroup) v; if (vg instanceof NMapView) { return (NMapView) vg; } for (int i = 0; i < vg.getChildCount(); i++) { View child = vg.getChildAt(i); if (!(child instanceof ViewGroup)) { continue; } NMapView mapView = findMapView(child); if (mapView != null) { return mapView; } } return null; } /* Fragment ????? ? NMapContext? API */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mMapContext = new NMapContext(super.getActivity()); mMapContext.onCreate(); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { throw new IllegalArgumentException("onCreateView should be implemented in the subclass of NMapFragment."); } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); // Fragment? ?? NMapView ? NMapView mapView = findMapView(super.getView()); if (mapView == null) { throw new IllegalArgumentException("NMapFragment dose not have an instance of NMapView."); } // NMapActivity ?? ? NMapView ? ? setupMapView() . mMapContext.setupMapView(mapView); } @Override public void onStart() { super.onStart(); mMapContext.onStart(); } @Override public void onResume() { super.onResume(); mMapContext.onResume(); } @Override public void onPause() { super.onPause(); mMapContext.onPause(); } @Override public void onStop() { mMapContext.onStop(); super.onStop(); } @Override public void onDestroyView() { super.onDestroyView(); } @Override public void onDestroy() { mMapContext.onDestroy(); super.onDestroy(); } }