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