Android Open Source - irma_android_management Log List Adapter

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Back to project page irma_android_management.

License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * LogListAdapter.java/* w w  w  .  j a v a2s .co  m*/
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * 
 * Copyright (C) Wouter Lueks, Radboud University Nijmegen, March 2013.
 */

package org.irmacard.androidmanagement.adapters;

import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.irmacard.android.util.credentials.AndroidWalker;
import org.irmacard.androidmanagement.R;
import org.irmacard.credentials.util.log.IssueLogEntry;
import org.irmacard.credentials.util.log.LogEntry;
import org.irmacard.credentials.util.log.RemoveLogEntry;
import org.irmacard.credentials.util.log.VerifyLogEntry;

import android.app.Activity;
import android.content.Context;
import android.graphics.Typeface;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

public class LogListAdapter extends BaseAdapter {
  private static LayoutInflater inflater = null;
  private AndroidWalker aw;

  private List<LogEntry> logs;
  private Activity activity;

  public LogListAdapter(Activity activity,
      List<LogEntry> credentials) {
    inflater = (LayoutInflater) activity
        .getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    if (credentials != null) {
      this.logs = credentials;
    } else {
      this.logs = new ArrayList<LogEntry>();
    }

    this.activity = activity;
    aw = new AndroidWalker(activity.getResources().getAssets());
  }

  @Override
  public int getCount() {
    return logs.size();
  }

  @Override
  public Object getItem(int position) {
    // TODO Auto-generated method stub
    return position;
  }

  @Override
  public long getItemId(int position) {
    // TODO: is this ok to do it like this?
    return position;
  }

  @Override
  public View getView(int position, View convert_view, ViewGroup parent) {
    View view = convert_view;
    if (view == null) {
      view = inflater.inflate(R.layout.log_item, null);
    }

    TextView header = (TextView) view.findViewById(R.id.log_item_header);
    TextView datetime = (TextView) view.findViewById(R.id.log_item_datetime);

    ImageView actionImage = (ImageView) view
        .findViewById(R.id.log_item_action_image);
    ImageView actorLogo = (ImageView) view
        .findViewById(R.id.log_item_actor_logo);
    LinearLayout attributesList = (LinearLayout) view
        .findViewById(R.id.log_item_list_disclosure);

    attributesList.removeAllViews();

    LogEntry log = logs.get(position);
    String header_text = "";
    int actionImageResource = R.drawable.irma_icon_warning_064px;
    HashMap<String, Boolean> attributesDisclosed = new HashMap<String, Boolean>();

    if(log instanceof VerifyLogEntry) {
      header_text = "Verified: ";
      actionImageResource = R.drawable.irma_icon_ok_064px;
      actorLogo.setImageResource(R.drawable.irma_logo_150);

      VerifyLogEntry vlog = (VerifyLogEntry) log;
      attributesDisclosed = vlog.getAttributesDisclosed();

      // This is not so nice, rather used a Listview here, but it is not possible
      // to easily make it not scrollable and show all the items.
      for (String attr : attributesDisclosed.keySet()) {
        View item_view = inflater.inflate(R.layout.log_disclosure_item,
            null);

        TextView attribute = (TextView) item_view
            .findViewById(R.id.log_disclosure_attribute_name);
        TextView mode = (TextView) item_view
            .findViewById(R.id.log_disclosure_mode);

        attribute.setText(attr);
        String disclosure_text = "";
        if (attributesDisclosed.get(attr)) {
          disclosure_text = "disclosed";
          mode.setTypeface(null, Typeface.BOLD);
        } else {
          disclosure_text = "hidden";
          attribute.setTypeface(null, Typeface.NORMAL);
          int color = activity.getResources().getColor(
              R.color.irmagrey);
          attribute.setTextColor(color);
          mode.setTextColor(color);
        }
        mode.setText(disclosure_text);

        attributesList.addView(item_view);
      }
    } else if(log instanceof RemoveLogEntry) {
      header_text = "Removed: ";
      actionImageResource = R.drawable.irma_icon_missing_064px;
      actorLogo.setImageResource(R.drawable.irma_logo_150);
    } else if(log instanceof IssueLogEntry) {
      header_text = "Issued: ";
      actionImageResource = R.drawable.irma_icon_warning_064px;
      actorLogo.setImageBitmap(aw.getIssuerLogo(log.getCredential()
          .getIssuerDescription()));
    }

    header_text += log.getCredential().getName();
    header.setText(header_text);
    datetime.setText(SimpleDateFormat.getDateTimeInstance().format(log.getTimestamp()));
    actionImage.setImageResource(actionImageResource);

    return view;
  }
}

Java Source Code List

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