src/ro/ieval/unical/EventListActivity.java

   1 package ro.ieval.unical;
   2
   3 import android.app.ListActivity;
   4 import android.content.Context;
   5 import android.content.Intent;
   6 import android.os.Bundle;
   7 import android.view.LayoutInflater;
   8 import android.view.Menu;
   9 import android.view.MenuInflater;
  10 import android.view.MenuItem;
  11 import android.view.View;
  12 import android.view.ViewGroup;
  13 import android.widget.AdapterView.OnItemClickListener;
  14 import android.widget.AdapterView;
  15 import android.widget.ArrayAdapter;
  16 import android.widget.ListView;
  17 import android.widget.TextView;
  18 import java.util.Arrays;
  19 import java.util.Comparator;
  20 import java.util.Date;
  21
  22 public final class EventListActivity extends ListActivity {
  23         private static class EventComparator implements Comparator<Event> {
  24                 @Override
  25                 public int compare(final Event lhs, final Event rhs) {
  26                         if(lhs.dtstart < rhs.dtstart)
  27                                 return -1;
  28                         if(lhs.dtstart == rhs.dtstart)
  29                                 return 0;
  30                         return 1;
  31                 }
  32
  33         }
  34
  35         private class EventAdapter extends ArrayAdapter<Event> {
  36                 public EventAdapter() {//NOPMD
  37                         super(EventListActivity.this, R.layout.event_row_layout);
  38                 }
  39
  40                 @Override
  41                         public View getView(final int position, final View convertView, final ViewGroup parent) {
  42                         final LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
  43                         final View rowView = inflater.inflate(R.layout.event_row_layout, parent, false);
  44                         final TextView title = (TextView) rowView.findViewById(R.id.smalleventtitle);
  45                         final TextView dstart = (TextView) rowView.findViewById(R.id.smalldatestart);
  46                         final TextView dend = (TextView) rowView.findViewById(R.id.smalldateend);
  47                         final View header = rowView.findViewById(R.id.rowHeader);
  48                         header.setBackgroundColor(events[position].eventColour);
  49                         title.setText(events[position].title);
  50                         dstart.setText(new Date(events[position].dtstart).toString());
  51                         dend.setText(new Date(events[position].dtend).toString());
  52
  53                         return rowView;
  54                 }
  55         }
  56
  57         private Event[] events;
  58
  59         @Override
  60         public void onListItemClick(final ListView view, final View v, final int pos, final long id) {
  61                 DisplayEventActivity.displayEvent(this, events[pos]);
  62         }
  63
  64         private void displayEvents() {
  65                 events = Event.getAllEvents(this);
  66
  67                 Arrays.sort(events, new EventComparator());
  68                 int idx=-1;//index of the first event to be displayed
  69                 for(int i=0; i<events.length; ++i)
  70                         if(idx==-1 && events[i].dtend>new Date().getTime()) idx=i;
  71                 if(idx==-1) idx=0;
  72
  73                 setListAdapter(new EventAdapter());
  74                 getListView().setSelectionFromTop(idx, 0);
  75         }
  76
  77         @Override
  78         protected void onCreate(final Bundle savedInstanceState) {
  79                 super.onCreate(savedInstanceState);
  80                 displayEvents();
  81         }
  82
  83         @Override
  84         public boolean onCreateOptionsMenu(final Menu menu) {
  85                 final MenuInflater inflater = getMenuInflater();
  86                 inflater.inflate(R.menu.event_list, menu);
  87                 return true;
  88         }
  89
  90         @Override
  91         public boolean onOptionsItemSelected(final MenuItem item) {
  92                 switch (item.getItemId()) {
  93                         case R.id.add_event:
  94                                 startActivity(new Intent(this,AddEventActivity.class));
  95                                 return true;
  96                         case R.id.refresh:
  97                                 displayEvents();
  98                                 return true;
  99                         default:
 100                                 return false;
 101                 }
 102         }
 103
 104 }