ActionsAdapter.java :  » Client » eparticipation-for-android » gr » atc » epart » Android Open Source

package gr.atc.epart;

import gr.atc.epart.actions.Action;
import gr.atc.epart.actions.Action.Type;
import gr.atc.epart.net.ActionsPage;
import gr.atc.epart.net.ActionsPage.SortBy;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import android.app.ProgressDialog;
import android.content.Context;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

public class ActionsAdapter extends ArrayAdapter<Action> {

  Handler uiHandler = new Handler();
  UIUpdateTask updateTask;

  private List<Action> _items;
  int page = 0;
  private Context context;
  ProgressDialog progressDialog;
  int totalPages;

  public ActionsAdapter(Context context, int textViewResourceId,
      ArrayList<Action> items) {
    super(context, textViewResourceId, items);

    this._items = items;
    this.context = context;
    updateTask = new UIUpdateTask();
    totalPages = 1;

  }

  public View getView(int position, View convertView, ViewGroup parent) {

    // View v = convertView;
    View v = null;

    LayoutInflater inflater = (LayoutInflater) context
        .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    int last = (getCount() - 1);

//    Log.v("adapter", "-----------------------------------");
//    Log.v("adapter", "getView: last = " + last);
//    Log.v("adapter", "getView: position = " + position);
//    Log.v("adapter", "-----------------------------------");
//
//    if (position == last) {
//
//
//      Log.v("adapter", "position == last");
//      v = new SimpleView(context);
//
//      page++;
//
//      // update(null, null, "all", null, null, "Popularity", "All",
//      // "Popular");
//
//      FetchThread fetchThread = new FetchThread();
//      fetchThread.start();
//
//      // uiHandler.post(updateTask);
//
//    } else {


      if (v == null) {

        v = inflater.inflate(R.layout.listviewrow, null);
      }

      Action action = _items.get(position);
      if (action != null) {
        TextView actionName = (TextView) v
            .findViewById(R.id.action_name);
        TextView actionCreationDate = (TextView) v
            .findViewById(R.id.action_creationdate);
        TextView actionCreator = (TextView) v
            .findViewById(R.id.action_creator);
        TextView actionDescription = (TextView) v
            .findViewById(R.id.action_description);
        Type type = action.getType();

        ImageView img = (ImageView) v.findViewById(R.id.action_image);
        if (type == Type.Deliberation) {
          img.setImageResource(R.drawable.ic_deliberations);
        } else if (type == Type.ePetition) {
          img.setImageResource(R.drawable.ic_petition);
        } else if (type == Type.Event) {
          img.setImageResource(R.drawable.ic_events);
        } else if (type == Type.Survey) {
          img.setImageResource(R.drawable.ic_survey);
        }

        if (actionName != null)
          actionName.setText(action.getName());

        if (actionCreator != null)
          actionCreator.setText(action.getCreator().getName());

        if (actionCreationDate != null) {
          SimpleDateFormat formatter = new SimpleDateFormat(
              "dd-MM-yyyy");
          actionCreationDate.setText(formatter.format(action
              .getDateCreated()));
        }

        if (actionDescription != null)
          actionDescription.setText(action.getDescription());

      }
//    }

    return v;
  }

  public int getTotalPages() {
    return totalPages;
  }

  public void setTotalPages(int totalPages) {
    this.totalPages = totalPages;
  }

  public Action getItem(int position) {
    return _items.get(position);
  }

  public long getItemId(int position) {
    return position;
  }

  private void update(String _nameString, String _tagsString,
      String _creatorString, String _fromString, String _toString,
      String _sortByString, String _typeString, String tabTag) {

    SimpleDateFormat formatter = new SimpleDateFormat("dd-MM-yyyy");

    Date _startDate = null;
    Date _endDate = null;

    try {
      if (_fromString != null && !_fromString.equals("")) {
        _startDate = formatter.parse(_fromString);
      }
    } catch (ParseException e) {
      e.printStackTrace();
    }
    try {
      if (_toString != null && !_toString.equals("")) {
        _endDate = formatter.parse(_toString);
      }
    } catch (ParseException e) {
      e.printStackTrace();
    }
    Type type = Type.valueOf(_typeString);
    String[] _tags;
    if (_tagsString != null) {
      _tags = _tagsString.split(" ");
    } else {
      _tags = null;
    }

    EPartClient client = new EPartClient();
    ActionsPage actions = client.getActions(type, null,_creatorString,
        _startDate, _endDate, _tags, SortBy.Popularity, page, 10);

    if (actions != null) {
      _items.addAll(actions.getActions());
    }
    // this.notifyDataSetChanged();

  }

  @Override
  public int getCount() {
//    return _items.size() + 1;
    return _items.size();

  }

  public void showProgressDialog() {

    progressDialog = new ProgressDialog(context);
    progressDialog.setMessage("Please wait...");
    progressDialog.setIndeterminate(true);
    progressDialog.setCancelable(false);
    progressDialog.show();

  }

  final Handler handler = new Handler() {
    public void handleMessage(Message msg) {
      progressDialog.dismiss();
    }
  };

  private class FetchThread extends Thread {

    public void run() {

      update(null, null, "all", null, null, "Popularity", "All",
          "Popular");

      uiHandler.post(updateTask);

    }
  }

  class UIUpdateTask implements Runnable {
    public void run() {
      Log.d("adapter", "UI update Task called...");
      notifyDataSetChanged();
    }
  }

  class SimpleView extends LinearLayout {

    public SimpleView(Context context) {

      super(context);

      this.setOrientation(HORIZONTAL);
      LinearLayout.LayoutParams cityParams = new LinearLayout.LayoutParams(
          LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT);
      cityParams.setMargins(1, 1, 1, 1);

      TextView cityControl = new TextView(context);
      cityControl.setText("Getting data...");
      cityControl.setTextSize(20f);
      addView(cityControl, cityParams);

    }
  }

}