src/ro/ieval/unical/EventListActivity.java

   1 package ro.ieval.unical;
   2
   3 import java.util.Arrays;
   4 import java.util.Comparator;
   5 import java.util.Date;
   6
   7 import android.app.Activity;
   8 import android.content.Intent;
   9 import android.os.Bundle;
  10 import android.view.Menu;
  11 import android.view.MenuInflater;
  12 import android.view.MenuItem;
  13 import android.view.View;
  14 import android.widget.AdapterView;
  15 import android.widget.AdapterView.OnItemClickListener;
  16 import android.widget.ListView;
  17
  18
  19 public class EventListActivity extends Activity {
  20
  21         long dtstart,dtend;
  22         //Used to refresh events if the user wants to display only certain events
  23         //Sry for bad english
  24         //Muie la comisie
  25         private void displayEvents() {
  26                 final Event events[]=Event.getAllEvents(getBaseContext());
  27             final ListView lv = (ListView) findViewById(R.id.eventlist);
  28
  29                 Arrays.sort(events,new EventComparator());
  30                 int idx=-1;//index of the first event to be displayed
  31                 for(int i=0; i<events.length; ++i)
  32                         if(idx==-1 && events[i].dtend>new Date().getTime()) idx=i;
  33                 if(idx==-1) idx=0;
  34
  35                 final EventAdapter adapter = new EventAdapter(this, events);
  36                 lv.setAdapter(adapter);
  37                 lv.setSelectionFromTop(idx, 0);
  38                 lv.setOnItemClickListener(new OnItemClickListener() {
  39
  40                         @Override
  41                         public void onItemClick(final AdapterView<?> arg0, final View arg1, final int arg2,
  42                                         final long arg3) {
  43                                 DisplayEventActivity.displayEvent(EventListActivity.this,events[arg2]);
  44                         }
  45
  46                 });
  47         }
  48
  49         private static class EventComparator implements Comparator<Event> {
  50                 @Override
  51                 public int compare(final Event lhs, final Event rhs) {
  52                         if(lhs.dtstart < rhs.dtstart)
  53                                 return -1;
  54                         if(lhs.dtstart == rhs.dtstart)
  55                                 return 0;
  56                         return 1;
  57                 }
  58
  59         }
  60
  61         @Override
  62         protected void onCreate(final Bundle savedInstanceState) {
  63                 super.onCreate(savedInstanceState);
  64                 setContentView(R.layout.event_list);
  65
  66                 displayEvents();
  67         }
  68
  69         @Override
  70         public boolean onCreateOptionsMenu(final Menu menu) {
  71                 final MenuInflater inflater = getMenuInflater();
  72             inflater.inflate(R.menu.main, menu);
  73                 return true;
  74         }
  75
  76         @Override
  77         public boolean onOptionsItemSelected(final MenuItem item) {
  78             switch (item.getItemId()) {
  79                 case R.id.NewEvent:
  80                         final Intent i=new Intent(this,AddEventActivity.class);
  81                                 startActivity(i);
  82                     return true;
  83                 default:
  84                     return false;
  85             }
  86         }
  87
  88 }