Android Open Source - TAQueue Queue List Fragment

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License

The source code is released under:

MIT License

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Java Source Code

package com.familybiz.greg.taqueue.view.lists;
/*from   w w  w. j  a  v a  2  s . c  om*/
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.familybiz.greg.taqueue.MainActivity;
import com.familybiz.greg.taqueue.R;
import com.familybiz.greg.taqueue.model.StudentQueue;

/**
 * Created by Greg Anderson
 */
public class QueueListFragment extends ListFragment {

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Populate the list of instructors.
    mArrayAdapter.clear();
    StudentQueue[] queues = MainActivity.getSelectedInstructor().getQueues();
    String[] classNumbers = new String[queues.length];
    for (int i = 0; i < classNumbers.length; i++)
      classNumbers[i] = queues[i].getClassNumber() + " - " + queues[i].getTitle();

    mArrayAdapter.addAll(classNumbers);

    View rootLayout = super.onCreateView(inflater, container, savedInstanceState);

    mLabelView.setText(getString(R.string.queue_list_label));
    
    return rootLayout;
  }


  /**
   * Find the queue with the given name.  Returns null if it doesn't exist.
   */
  @Override
  public Object getSelectedItem(String name) {
    // TODO: Figure out a better way to do this, it just seems a little fragile.
    // Extract the class number
    String classNumber = name.substring(0, name.indexOf('-') - 1);

    return getQueue(classNumber);
  }

  public Object getQueue(String classNumber) {
    for (StudentQueue queue : MainActivity.getSelectedInstructor().getQueues())
      if (queue.getClassNumber().equals(classNumber))
        return queue;
    return null;
  }

  @Override
  public void itemSelectedListener(Object queue) {
    if (mOnQueueSelectedListener != null)
      mOnQueueSelectedListener.onQueueSelected((StudentQueue)queue);
  }


  /***************************** LISTENERS *****************************/


  // Queue selected

  public interface OnQueueSelectedListener {
    public void onQueueSelected(StudentQueue queue);
  }

  private OnQueueSelectedListener mOnQueueSelectedListener;

  public void setOnQueueSelectedListener(OnQueueSelectedListener onQueueSelectedListener) {
    mOnQueueSelectedListener = onQueueSelectedListener;
  }
}

Java Source Code List