Android Open Source - chat.android Clients Adapter

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License

The source code is released under:

GNU General Public License

Java Source Code

package org.chat.android;
/*from   w w w  . ja  v  a 2  s .  com*/
import static org.chat.android.R.id.client_row;
import static org.chat.android.R.id.client_name;
import static org.chat.android.R.id.client_metadata;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.List;
import java.util.Locale;

import org.chat.android.R;
import org.chat.android.models.Attendance;
import org.chat.android.models.Client;

import com.j256.ormlite.android.apptools.OpenHelperManager;
import com.j256.ormlite.dao.Dao;

import android.content.Context;
import android.graphics.Color;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.TextView;

public class ClientsAdapter extends ArrayAdapter<Client> {
  private LayoutInflater mInflater;
    private List<Client> clientsArray;
    private int visitId = 0;
    List<Client> presenceArrayList = new ArrayList<Client>();
    static String lang = Locale.getDefault().getLanguage();
    // since we aren't OrmLiteBaseActivity or BaseActivity we can't use getHelper()
    // so we use OpenHelperManager
    private DatabaseHelper databaseHelper = null;


    public ClientsAdapter(Context context, int layoutResourceId, List<Client> clientsArray, int vId) {
        super(context, layoutResourceId, clientsArray);
        visitId = vId;
        this.mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        this.clientsArray = clientsArray;
    }

    /*
   * we are overriding the getView method here - this is what defines how each
   * list item will look.
   */
    public View getView(int position, View convertView, ViewGroup parent) {
        convertView = this.mInflater.inflate(R.layout.attendance_listview_row, null);
        final Context context = getContext();

        Client c = clientsArray.get(position);

        TextView name = null;
        TextView metadataTv = null;
        CheckBox cb = null;
        String metadata = null;
        if (convertView != null) {
            name = (TextView)convertView.findViewById(client_name);
            name.setText(c.getFirstName() + " " + c.getLastName());
            metadataTv = (TextView)convertView.findViewById(client_metadata);
            // gender.setText(c.getGender());
            if (c.getGender().equals("male")) {
              if (lang.equals("zu")) {
                metadata = "owesilisa, ";
              } else {
                metadata = "male, ";
              }
              name.setTextColor(Color.parseColor("#0071bc"));
            } else if (c.getGender().equals("female")) {
              if (lang.equals("zu")) {
                metadata = "owesifazane, ";
              } else {
                metadata = "female, ";
              }
              name.setTextColor(Color.parseColor("#93278f"));
            } else {
              Log.e("No gender assigned for", c.getFirstName()+" "+c.getLastName());
            }
            metadata += c.getAgeString();
            metadataTv.setText(metadata);
            cb = (CheckBox) convertView.findViewById(R.id.checkbox);
            cb.setTag(c);
            if (presenceArrayList.contains(c)) {
              cb.setChecked(true);
            }
        }

        LinearLayout row = (LinearLayout)convertView.findViewById(client_row);

        // hacky way to override standard Android behaviour. Checkboxes have been made unclickable in the xml. presenceArrayList holds the checked (ie attending) client objects
        row.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                CheckBox cb = (CheckBox) v.findViewById(R.id.checkbox);
                Client c = (Client) cb.getTag();
                if (cb.isChecked()) {
                  cb.setChecked(false);
                  presenceArrayList.remove(c);
                } else {
                  cb.setChecked(true);
                  presenceArrayList.add(c);
                }

            }
        });

        // check all boxes for hh members that are already marked as present for this visit (restore state, essentially)
    List<Attendance> cpList = new ArrayList<Attendance>();
        Dao<Attendance, Integer> cpDao;
        databaseHelper = OpenHelperManager.getHelper(context, DatabaseHelper.class);
        try {
      cpDao = databaseHelper.getAttendanceDao();
      cpList = cpDao.queryBuilder().where().eq("visit_id",visitId).query();

      for (Attendance a : cpList) {
          if (a.getVisitId() == visitId && a.getClientId() == c.getId()) {
            cb.setChecked(true);
            // basically, this add should only be called the first time (when restoring a visit) and never again, otherwise we get exponential array growth on scolling
            // no easy way to do that, so only add if the client is not already in there
            if (!presenceArrayList.contains(c)) {
              presenceArrayList.add(c);
            }
          }
          }
    } catch (SQLException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }

        return convertView;
    }

  public List<Client> getSelectedClients() {
    return presenceArrayList;
  }
}

Java Source Code List

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