Android Open Source - cost-tracker Clock Detail By Date

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.helpguest.droid.ui;
//  www. j  a va2  s.  co m
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import android.content.Context;
import android.database.DataSetObserver;
import android.graphics.Color;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseExpandableListAdapter;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.helpguest.droid.R;
import com.helpguest.droid.tracker.ITracker;
import com.helpguest.droid.tracker.ITrackerClock;

/**
 * 
 * @author mabrams
 *
 * ExpandableListAdapter that enables the individual tracker clocks
 * which are summarized to be shown and click-able for editing.
 * Editing of TrackerClocks is handled by a different layout
 */
public class ClockDetailByDate extends BaseExpandableListAdapter {

  private Context mContext;
  private Date mDate;
  private ArrayList<ITracker> mTrackers;
  private Map<ITracker, ArrayList<ITrackerClock>> parentChildrenMap = new HashMap<ITracker, ArrayList<ITrackerClock>>();
  private ClockSummary mClockSummary;
  private LayoutInflater inflater;

  public ClockDetailByDate(Context context, ArrayList<ITracker> trackers, Date date) {
    inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    mContext = context;
    mTrackers = trackers;
    mDate = date;
    mClockSummary = new ClockSummary(context, trackers, date);
    initializeParentChildRelationship();    
  }
  
  private void initializeParentChildRelationship() {
    for (ITracker t : mTrackers) {
      ArrayList<ITrackerClock> tClocks = new ArrayList<ITrackerClock>(t.getTrackerClocks(mDate));
      Collections.sort(tClocks, new Comparator<ITrackerClock>() {

        @Override
        public int compare(ITrackerClock lhs, ITrackerClock rhs) {
          Date lhsDate = new Date(lhs.startTime().longValue());
          Date rhsDate = new Date(rhs.startTime().longValue());
          return lhsDate.compareTo(rhsDate);
        }
        
      });
      parentChildrenMap.put(t, tClocks);
    }    
  }

  @Override
  public Object getChild(int groupPosition, int childPosition) {
    return parentChildrenMap.get(mTrackers.get(groupPosition)).get(childPosition);
  }

  @Override
  public long getChildId(int groupPosition, int childPosition) {
    return childPosition;
  }

  @Override
  public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) {     
    return createChild(parentChildrenMap.get(mTrackers.get(groupPosition)).get(childPosition), parent);
  }
  
  private LinearLayout createChild(ITrackerClock tClock, ViewGroup viewGroup) {
    Child child = new Child();
    child.detail = (LinearLayout) inflater.inflate(R.layout.row_t_clock_detail, viewGroup, false);
        
    DateFormat sdf = SimpleDateFormat.getTimeInstance();
    TextView startTime = (TextView) child.detail.findViewById(R.id.clockDetailStartTime);
    startTime.setText(sdf.format(tClock.startTime().longValue()));
    startTime.setTextColor(Color.BLUE);

    TextView endTime = (TextView) child.detail.findViewById(R.id.clockDetailEndTime);
    if (tClock.isExpired()) {
      endTime.setText(sdf.format(tClock.stopTime().longValue()));
      endTime.setTextColor(Color.BLUE);
    } else {
      endTime.setText(mContext.getResources().getString(R.string.clock_is_running_symbol));
      endTime.setTextColor(Color.RED);
    }
    return child.detail;
  }


  @Override
  public int getChildrenCount(int groupPosition) {
    return parentChildrenMap.get(mTrackers.get(groupPosition)).size();
  }

  @Override
  public Object getGroup(int groupPosition) {
    return mTrackers.get(groupPosition);
  }

  @Override
  public int getGroupCount() {
    return parentChildrenMap.keySet().size();
  }

  @Override
  public long getGroupId(int groupPosition) {
    return groupPosition;
  }

  @Override
  public View getGroupView(int groupPosition, boolean isExpanded,
      View convertView, ViewGroup parent) {
    // TODO Handle isExpanded
    return mClockSummary.getView(groupPosition, convertView, parent);    
  }

  @Override
  public boolean hasStableIds() {
    return true;
  }

  @Override
  public boolean isChildSelectable(int groupPosition, int childPosition) {
    return true;
  }

  class Child {
    LinearLayout detail;
  }

  @Override
  public void registerDataSetObserver(DataSetObserver observer) {
    super.registerDataSetObserver(observer);
  }
}

Java Source Code List

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