Android Open Source - friendica-for-android Friend List Fragment

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From Project

Back to project page friendica-for-android.

License

The source code is released under:

This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.

Java Source Code

package de.wikilab.android.friendica01.fragment;
//from w  w  w  .j  av a2s  . c  o  m
import java.io.File;

import org.json.JSONArray;
import org.json.JSONObject;
import org.json.JSONTokener;

import de.wikilab.android.friendica01.FragmentParentListener;
import de.wikilab.android.friendica01.Max;
import de.wikilab.android.friendica01.R;
import de.wikilab.android.friendica01.TwAjax;
import de.wikilab.android.friendica01.R.id;
import de.wikilab.android.friendica01.R.layout;
import de.wikilab.android.friendica01.R.string;
import de.wikilab.android.friendica01.activity.UserProfileActivity;
import de.wikilab.android.friendica01.adapter.PhotoGalleryAdapter;

import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.GridView;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

public class FriendListFragment extends ContentFragment implements FragmentParentListener {
  private static final String TAG="Friendica/FriendListFragment";
  
  GridView list;
  ProgressBar progbar;
  
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    myView = inflater.inflate(R.layout.friendlistinner, container, false);
    list = (GridView) myView.findViewById(R.id.gridview);
    progbar = (ProgressBar) myView.findViewById(R.id.progressbar);
    
    
    ((TextView) myView.findViewById(R.id.notice_bar)).setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        loadFriendList(true);
      }
    });
    
    
    return myView;
  }
  
  public void onNavigate(String target) {
    if (myView != null) {
      list.setVisibility(View.GONE);
      progbar.setVisibility(View.VISIBLE);
    }
    ((FragmentParentListener)getActivity()).OnFragmentMessage("Set Header Text", getString(R.string.mm_friends), null);
    loadFriendList(false);
  }

  public void hideProgBar() {
    list.setVisibility(View.VISIBLE);
    progbar.setVisibility(View.GONE);
  }
  
  public void loadFriendList(boolean forceReload) {
    File cacheFile = new File(Max.DATA_DIR, "friendlist_cache.json");
    if (cacheFile.isFile() && !forceReload) {
      ((TextView) myView.findViewById(R.id.notice_bar)).setText("Loaded from cache. Tap to refresh from server.");
      displayFriendlist();
      return;
    }
    ((TextView) myView.findViewById(R.id.notice_bar)).setText("Loading...");
    
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());
    
    final TwAjax t = new TwAjax(getActivity(), true, false);
    t.urlDownloadToFile(Max.getServer(getActivity()) + "/api/statuses/friends.json", cacheFile.getAbsolutePath(), new Runnable() {
      @Override
      public void run() {
        displayFriendlist();
        ((TextView) myView.findViewById(R.id.notice_bar)).setText("Loaded from server. Tap to refresh from server.");
      }
    });
    
  }
  
  void displayFriendlist() {
    String in = "<empty>";
    
    try {
      in = Max.readFile(new File(Max.DATA_DIR, "friendlist_cache.json").getAbsolutePath());
      
      JSONArray j = (JSONArray)new JSONTokener(in).nextValue();
      PhotoGalleryAdapter.Pic[] picArray = new PhotoGalleryAdapter.Pic[j.length()];
      
      for(int i = 0; i < j.length(); i++) {
        JSONObject d = j.getJSONObject(i);
        picArray[i] = new PhotoGalleryAdapter.Pic(
            d.getString("profile_image_url").replace("-6", "-4"), 
            Max.IMG_CACHE_DIR + "/friend_pi_" + d.getString("id") + "_.jpg", 
            d.getString("name"), d.getString("id"), d
            );
      }
      
      //ListView lvw = (ListView) findViewById(R.id.listview);
      
      PhotoGalleryAdapter pga = new PhotoGalleryAdapter(getActivity(), R.layout.friendlist_item, picArray);
      list.setAdapter(pga);
  
      pga.clickListener = new View.OnClickListener() {
        @Override public void onClick(View arg1) {
          Log.i("FriendListFragment", "click!");
          PhotoGalleryAdapter.Pic p = (PhotoGalleryAdapter.Pic) arg1.getTag();
          
          String userId = p.data1;
          Toast.makeText(getActivity(), "userId "+userId, Toast.LENGTH_SHORT).show();
          
          Intent i = new Intent(getActivity(), UserProfileActivity.class);
          i.putExtra("userId", userId);
          startActivity(i);
        }
      };
      
    } catch (Exception e) {
      list.setAdapter(new ArrayAdapter<String>(getActivity(), android.R.layout.simple_list_item_2, android.R.id.text2, new String[]{"Error: ", e.getMessage(), in}));
      e.printStackTrace();
    }
    hideProgBar();
  }

  @Override
  public void OnFragmentMessage(String message, Object arg1, Object arg2) {
    Log.e("FLF->OnFragmentMessage", message);
    
    if (message.equals("On Click")) {
      PhotoGalleryAdapter.Pic p = (PhotoGalleryAdapter.Pic) arg1;
      Toast.makeText(getActivity(), p.caption, Toast.LENGTH_SHORT).show();
    }
    
  }
  

  
  
}

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