Android Open Source - MassRoute Route List View

From Project

Back to project page MassRoute.

License

The source code is released under:

Copyright (c) 2010 Todd Anderson http://www.custardbelly.com/blog Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (th...

If you think the Android project MassRoute listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.

Java Source Code

package com.custardbelly.massdot.view;
/* w w w. j  ava  2s  . co m*/
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import android.app.ProgressDialog;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.ListView;

import com.custardbelly.massdot.R;
import com.custardbelly.massdot.enumeration.ActivityViewType;
import com.custardbelly.massdot.enumeration.IntentExtraType;
import com.custardbelly.massdot.model.MassRouteModel;
import com.custardbelly.massdot.model.Route;
import com.custardbelly.massdot.service.responder.IRoutesServiceResponder;
import com.custardbelly.massdot.view.adapter.RouteAdapter;

public class RouteListView extends MassRouteServiceView implements IRoutesServiceResponder
{
  private RouteAdapter _routeAdapter;
  private List<Route> _routeList;
  
  private ProgressDialog _routeProgress;
  
  @Override
  public void onCreate( Bundle bundle )
  {
    super.onCreate( bundle );
    setContentView(R.layout.routes_list);
    
    _routeList = new ArrayList<Route>();
        _routeAdapter = new RouteAdapter( this, R.layout.routes_row, _routeList );
        setListAdapter( _routeAdapter );
        
        setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL);
  }
  
  @Override
  // onNewIntent() is invoked due to settings in manifest (android:launchMode=singleTop). 
  // The intent is based on the search response associated with this activity.
  public void onNewIntent( Intent intent )
  {
    // Search response.
        if( Intent.ACTION_VIEW.equals(intent.getAction()) )
        {
          // Uri data from new intent after suggestion/search selection.
//          Uri data = intent.getData();
          // Suggestion selection.
          String key = intent.getDataString();
          // User-entered search query.
//          String userQuery = intent.getStringExtra(SearchManager.USER_QUERY);
          
          // Iterate through route list and find searched route if available.
          Iterator<Route> iterator = _routeList.iterator();
          Route selectedRoute = null;
          while( iterator.hasNext() )
          {
            selectedRoute = iterator.next();
            if( selectedRoute.getTitle().equalsIgnoreCase( key ) )
              break;
            else
              selectedRoute = null;
          }
          // If we have found a route to match our search, open the corresponding activity.
          if( selectedRoute != null )
          {
            showDirectionActivity( selectedRoute );
          }
        }
  }
  
  @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent intent) 
    {
      super.onActivityResult( requestCode, resultCode, intent );
    }
  
  @Override
  public void onListItemClick( ListView listView, View view, int position, long id )
  {
    super.onListItemClick( listView, view, position, id );
    
    Route selectedRoute = _routeList.get( position );
    showDirectionActivity( selectedRoute );
  }
  
  @Override
  protected void startRequest()
  {
    super.startRequest();
    _routeProgress = ProgressDialog.show( RouteListView.this, "", "Retrieving routes...", true);
        _task = getService().getRoutes( RouteListView.this );
  }
  
  @Override 
  protected void finishRequest()
  {
    super.finishRequest();
    _routeProgress.dismiss();
  }
  
  protected void showDirectionActivity( Route selectedRoute )
  {
    MassRouteModel.instance().setSelectedRoute( selectedRoute );
    
    Intent intent = new Intent( RouteListView.this, RouteDirectionView.class );
    intent.putExtra( IntentExtraType.ROUTE_ID.toString(), selectedRoute.getTag() );
    intent.putExtra( IntentExtraType.ROUTE_TITLE.toString(), selectedRoute.getTitle() );
    startActivityForResult( intent, ActivityViewType.ACTIVITY_ROUTE_DIRECTION.getId() );
  }
  
  public void handleServiceResult( List<Route> routes )
  {
    int index;
    for( index = 0; index < routes.size(); index++ )
    {
      _routeList.add( routes.get( index ) );
    }
    _routeAdapter.notifyDataSetChanged();
    MassRouteModel.instance().setAvailableRoutes( _routeList );
    finishRequest();
  }
  
  @Override
    public boolean onCreateOptionsMenu(Menu menu) 
  {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate( R.menu.options_menu, menu );
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) 
    {
      switch (item.getItemId()) 
        {
            case R.id.search:
                return onSearchRequested();
            default:
                return false;
        }
    }
}

Java Source Code List