Java tutorial
/* * Copyright (c) 2016 by Moiss Santana. * * 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 br.com.testmaster.view.fragment; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.annotation.Nullable; import android.support.v4.app.Fragment; import android.support.v4.widget.SwipeRefreshLayout; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.FrameLayout; import android.widget.LinearLayout; import br.com.testmaster.R; import br.com.testmaster.domain.OfferWrapper; import br.com.testmaster.remote.AsyncResponse; import br.com.testmaster.remote.task.GetOffersTask; import br.com.testmaster.view.activity.OfferDetailActivity; import br.com.testmaster.view.listener.RecyclerItemClickListener; import br.com.testmaster.view.adapter.OffersAdapter; /** * */ public class OffersFragment extends Fragment implements SwipeRefreshLayout.OnRefreshListener, AsyncResponse { RecyclerView mRecyclerView; RecyclerView.LayoutManager mLayoutManager; SwipeRefreshLayout mSwipeRefreshLayout; OfferWrapper offerWrp; OffersAdapter offerAdapter; public OffersFragment() { } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); loadRemoteData(); } /** * */ public void loadRemoteData() { GetOffersTask.Task task = new GetOffersTask(getActivity()).new Task(); task.delegate = this; task.execute(); } /** * */ @Override public void processFinish(Object output) { LinearLayout emptyLay = (LinearLayout) getView().findViewById(R.id.emptyMessageLay); if (output == null) { emptyLay.setVisibility(View.VISIBLE); return; } else { emptyLay.setVisibility(View.GONE); } offerWrp = (OfferWrapper) output; offerAdapter = new OffersAdapter(offerWrp); mRecyclerView.setAdapter(offerAdapter); mLayoutManager = new LinearLayoutManager(getActivity()); mRecyclerView.setLayoutManager(mLayoutManager); mSwipeRefreshLayout.setRefreshing(false); mRecyclerView.addOnItemTouchListener( new RecyclerItemClickListener(getActivity(), new RecyclerItemClickListener.OnItemClickListener() { @Override public void onItemClick(View view, int position) { startActivity(new Intent(getActivity(), OfferDetailActivity.class) .putExtra("offer", offerWrp.getOffers().get(position)) .putExtra("state", offerWrp.getOffers().get(position).getState())); } })); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_offers, container, false); mSwipeRefreshLayout = (SwipeRefreshLayout) rootView.findViewById(R.id.swipeContainer); mSwipeRefreshLayout.setOnRefreshListener(this); mSwipeRefreshLayout.setColorSchemeResources(R.color.colorPrimary); mRecyclerView = (RecyclerView) rootView.findViewById(R.id.recycler_view); mRecyclerView.setHasFixedSize(true); return rootView; } @Override public void onActivityCreated(@Nullable Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); } @Override public void onAttach(Context context) { super.onAttach(context); } @Override public void onDetach() { super.onDetach(); } @Override public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); } @Override public void onRefresh() { loadRemoteData(); } }