Android Open Source - movecerts Certificate Adapter

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.nutomic.zertman;
/*from  w w  w . j av a 2 s. co  m*/
import android.content.Context;
import android.os.AsyncTask;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ProgressBar;
import android.widget.TextView;

import java.util.List;

/**
 * List Adapter for {@link Certificate}.
 */
public class CertificateAdapter extends ArrayAdapter<Certificate> implements
    CertificateManager.OnCertificateChangedListener{

  private CertificateManager mCertificateManager;

  private MovedCertificatesStorage mMovedCertificatesStorage;

  public CertificateAdapter(Context context, CertificateManager certificateManager,
                            MovedCertificatesStorage movedCertificatesStorage) {
    super(context, 0);
    mCertificateManager = certificateManager;
    mMovedCertificatesStorage = movedCertificatesStorage;
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    if (convertView == null) {
      LayoutInflater inflater = (LayoutInflater) getContext()
          .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
      convertView = inflater.inflate(R.layout.certificate_list_item, parent, false);
    }

    TextView title = (TextView) convertView.findViewById(R.id.title);
    Button button = (Button) convertView.findViewById(R.id.button);
    ProgressBar loading = (ProgressBar) convertView.findViewById(R.id.loading);
    TextView summary = (TextView) convertView.findViewById(R.id.summary);

    button.setVisibility(View.VISIBLE);
    loading.setVisibility(View.INVISIBLE);

    final Certificate cert = getItem(position);
    // NOTE: This should be called asynchronously.
    Pair<String, String> desc = CertificateManager.getDescription(cert);
    title.setText(desc.first);
    summary.setText(desc.second);
    int colorRes = android.R.color.primary_text_light;
    if (mCertificateManager.isMovingCertificate(cert)) {
      button.setVisibility(View.INVISIBLE);
      loading.setVisibility(View.VISIBLE);
    }
    else if (cert.isSystemCertificate()) {
      button.setText(R.string.delete);
      button.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          new Thread(new Runnable() {
            @Override
            public void run() {
              mCertificateManager.deleteCertificate(cert);
              mMovedCertificatesStorage.delete(cert);
            }
          }).start();
        }
      });
      colorRes = R.color.title_system_certificate;
    }
    else {
      button.setText(R.string.move_to_system);
      button.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          new Thread(new Runnable() {
            @Override
            public void run() {
              Certificate moved = mCertificateManager.moveCertificateToSystem(cert);
              mMovedCertificatesStorage.insert(moved);
            }
          }).start();
        }
      });
      colorRes = R.color.title_user_certificate;
    }
    title.setTextColor(getContext().getResources().getColor(colorRes));
    return convertView;
  }

  @Override
  public void onCertificateChanged() {
    new UpdateListTask().execute();
  }

  private class UpdateListTask extends AsyncTask<Void, Void, List<Certificate>> {
    @Override
    protected List<Certificate> doInBackground(Void... params) {
      List<Certificate> ret = mCertificateManager.getCertificates(false);
      ret.addAll(mMovedCertificatesStorage.list());
      return ret;
    }

    @Override
    protected void onPostExecute(List<Certificate> certificate) {
      clear();
      addAll(certificate);
    }
  }
}

Java Source Code List

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