Android Open Source - android_app new Arrival Fragment

• Back to App/repository  ↑

From Project

Back to project page android_app.

License

The source code is released under:

Apache License

Java Source Code

package models;
/*//from  www  . j  a v  a  2s .  c  o m
~ *******************************************************************************
~   Copyright (c) 2013-2014 Daniel Lin, Kamal Chaya, Sean Penney, and Daniel Chuang 
~   
~   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.
~  *****************************************************************************
*/
 

import com.example.t_danbubbletea.R;

import java.util.concurrent.ExecutionException;

import models.ApiConnector;
import models.DatabaseTeaInfo;
import models.TeaViewFragment;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import TabAdapterPackage.GridViewCustomAdapter;
import android.app.Fragment;
import android.os.AsyncTask;
import android.os.Bundle;
import android.app.FragmentManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.AnimationUtils;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.AdapterView.OnItemClickListener;

public class newArrivalFragment extends Fragment {
  
  DatabaseTeaInfo teaInfo = new DatabaseTeaInfo();
  
  private boolean mShowingBack = false;

  @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
      View rootView = inflater.inflate(R.layout.fragment_newarrival, container, false);
      getActivity().setTitle("New Arrivals!");        
        
          //animation when enter home page
          rootView.startAnimation(AnimationUtils.loadAnimation(getActivity(), R.anim.image_click)); 
        
          //download the URL's asynchronously (put the info in the teaInfo object)
        try {
          teaInfo = new GetTeaInfoTask().execute(new ApiConnector()).get();
        } catch (InterruptedException e) {
      e.printStackTrace();
        } catch (ExecutionException e) {
      e.printStackTrace();
        }  
        //make the gridview and set its adapter
          GridView gridView = (GridView) rootView.findViewById(R.id.grid_view_new_arrival);
          GridViewCustomAdapter gvAdapter = new GridViewCustomAdapter(getActivity(), teaInfo.imageURLs, teaInfo.teaNames);
          gridView.setAdapter(gvAdapter);
        
          //onclick listener for gridview
          gridView.setOnItemClickListener(new OnItemClickListener() {
        
          public void onItemClick(AdapterView<?> parent, View v, int position, long id) { 
           
              Bundle teaViewArgs = new Bundle();
               teaViewArgs.putString("teaName", teaInfo.teaNames.get(position));
             teaViewArgs.putString("teaImgUrl", teaInfo.imageURLs.get(position));
               teaViewArgs.putString("teaDesc", teaInfo.teaDescriptions.get(position));
            Fragment newFragment = new TeaViewFragment();
            newFragment.setArguments(teaViewArgs);         
          
                 if (newFragment != null) {                  
                   flipCard(newFragment);
                 }  
          }                             
            
          private void flipCard(Fragment newFragment){             
                mShowingBack = true;
                FragmentManager fragmentManager = getFragmentManager();
                fragmentManager.beginTransaction().setCustomAnimations(
                           R.anim.card_flip_right_in, R.anim.card_flip_right_out,
                           R.anim.card_flip_left_in, R.anim.card_flip_left_out).replace(R.id.frame_container, newFragment)
                   .addToBackStack(null).commit(); // create new fragment and allow user to go back to previous fragment         
              }
        
        });
                 
          return rootView;    
  }
  
  /*
       * Asynchronously query database for all the new tea tuples, and get the URL's from
       * the URL field
       */
   private class GetTeaInfoTask extends AsyncTask<ApiConnector,Long,DatabaseTeaInfo> {

      DatabaseTeaInfo teaInfoFromDb = new DatabaseTeaInfo();   
    @Override
    protected DatabaseTeaInfo doInBackground(ApiConnector... arg0) {
      //Query database to get tuples in json format
      JSONArray jsonArrayTeas = arg0[0].GetAllTeas();      
      //iterate through json array and populate database tea info object
      for (int i = 0; i < jsonArrayTeas.length(); i++) {
        JSONObject json = null;
        
        try {
          json = jsonArrayTeas.getJSONObject(i);
          
          /*
           * The URL is a little FUBAR'ed when it is returned in JSON 
           * format with weird backslashes and forward slashes. This bit
           * of code makes everything a forward slash, making it a valid URL.
           * 
           * Here, we only want the 'new' teas, so we only put into the array
           * the tea objects whose new field set to "1" in the database.
           */
          
          if (json.getInt("new") == 1) {
            String parsedURL = ("http://" + json.getString("imageURL")).replace("\\", "");
            teaInfoFromDb.imageURLs.add(i, parsedURL);
            teaInfoFromDb.teaDescriptions.add(i, json.getString("desc"));
            teaInfoFromDb.teaNames.add(i, json.getString("name"));
          //teaInfoFromDb.teaBitmaps.add(i, imageLoader.getBitmap(parsedURL));
          //Log.d(TAG, json.getString("name"));
          }
          
        } catch (JSONException e) {
          e.printStackTrace();
        }      
      }      
      //return the database teainfo object so image urls can be used by imageloader
      return teaInfoFromDb;
    }
    
   }
}

Java Source Code List

• Back to App/repository  ↑