Android Open Source - Link-Schedule Omni Schedule Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * Copyright 2011 Kurtis Nusbaum//  w  w w.  ja va  2s.c  o  m
 *
 * This file is part of LinkSchedule.  
 *
 * LinkSchedule is free software: you can 
 * redistribute it and/or modify it under the terms of the GNU General Public 
 * License as published by the Free Software Foundation, either version 2 of the 
 * License, or (at your option) any later version.  
 *
 * LinkSchedule is distributed in the hope that it will be useful, but WITHOUT 
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
 * for more details.  You should have received a copy of the GNU  General 
 * Public License along with LinkSchedule. If not, see 
 * http://www.gnu.org/licenses/.
 */

package org.klnusbaum.linkschedule;

import android.app.Activity;
import android.os.Bundle;
import android.view.ViewGroup;
import android.widget.TextView;
import android.content.Intent;
import android.content.Context;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.ContextMenu;
import android.view.View;
import android.net.Uri;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;

import org.klnusbaum.aboutlib.AboutActivity;

import java.util.GregorianCalendar;

/**
 * Activity for displaying multiple bus stop times.
 *
 * @author Kurtis Nusbaum
 * @version 1.0
 */
public class OmniScheduleActivity extends BusStopActivity 
  implements Refreshable, SharedPreferences.OnSharedPreferenceChangeListener
{
  /**
   * Reference to the LinkSchedule object the Activity will use.
    */
  private LinkSchedule linkSchedule;
  
  /**
   * BroadcastReceiver to receive broadcasts when the time changes.
   */
  private TimeChangeReceiver timeChangeReceiver;

  /**
    * The 4 views that comprise this activity.
   */
  private ClockView sextonClock, flynntownClock, hccClock, goreckiClock;

  /**
    * The bus stop the user currently has selected.
    */
  private String currentSelectedStop;

  /**
   * Click listener for each of the ClockViews.
   */
  private View.OnClickListener clockClickListener = new View.OnClickListener(){
    public void onClick(View v){
      Intent busStopIntent = 
        new Intent(OmniScheduleActivity.this, SingleStopActivity.class);
      busStopIntent.putExtra(BusStopActivity.EXTRA_STOPNAME,
        ((ClockView)v).getStopName());
      startActivity(busStopIntent);
    }
  };

  @Override
  protected void onCreate(Bundle savedInstanceState){
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);


    linkSchedule = LinkSchedule.getLinkSchedule(getResources());
    timeChangeReceiver = new TimeChangeReceiver(this);
    timeChangeReceiver.registerIntents(this);
  
    flynntownClock = (ClockView)findViewById(R.id.flynntown_clock);
    hccClock = (ClockView)findViewById(R.id.hcc_clock);
    goreckiClock = (ClockView)findViewById(R.id.gorecki_clock);
    sextonClock = (ClockView)findViewById(R.id.sexton_clock);

    initClockView(flynntownClock);
    initClockView(hccClock);
    initClockView(goreckiClock);
    initClockView(sextonClock);

    SharedPreferences settings = 
      PreferenceManager.getDefaultSharedPreferences(this);
    settings.registerOnSharedPreferenceChangeListener(this);

    refreshSchedule();
  }

  /**
   * Initializes a ClockView.
   *
   * @param view ClockView to be initialized.
    */
  private void initClockView(ClockView view){
    view.setOnClickListener(clockClickListener);
    //view.setTransformationMethod(TimeTransform.getInstance());
    registerForContextMenu(view);
  }

  @Override
  protected void onDestroy(){
    super.onDestroy();
    unregisterReceiver(timeChangeReceiver);
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu){
    MenuInflater inflater = getMenuInflater();
    inflater.inflate(R.menu.sched_menu, menu);
    return true;
  }

  @Override
  public void onCreateContextMenu(ContextMenu menu, View v, 
    ContextMenu.ContextMenuInfo menuInfo)
  {
    currentSelectedStop = ((ClockView)v).getStopName().toString();
    super.onCreateContextMenu(menu, v, menuInfo);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case R.id.menuAbout:
      Intent showAboutIntent =
        new Intent(OmniScheduleActivity.this, AboutActivity.class);
        startActivity(showAboutIntent);
        return true;
    default:
      return super.onOptionsItemSelected(item);
    }
  }

  @Override
  public void refreshSchedule(){
    SharedPreferences settings = 
      PreferenceManager.getDefaultSharedPreferences(this);
    boolean showTimeTill = settings.getBoolean(
      getString(R.string.show_timetill_main_key), false);
    
    GregorianCalendar currentTime = showTimeTill ? 
      LinkSchedule.getCalendarInstance() : null;
  
    sextonClock.setClockTime(
      linkSchedule.getNextTime(getString(R.string.sexton_name)),
      currentTime);
    goreckiClock.setClockTime(
      linkSchedule.getNextTime(getString(R.string.gorecki_name)),
      currentTime);
    flynntownClock.setClockTime(
      linkSchedule.getNextTime(getString(R.string.flynntown_name)),
      currentTime);
    hccClock.setClockTime(
      linkSchedule.getNextTime(getString(R.string.hcc_name)),
      currentTime);
  }

  @Override
  public void resetSchedule(){
    linkSchedule.reset();
  }

  @Override
  public String getCurrentBusStop(){
    return currentSelectedStop;
  }

  @Override
  public void onSharedPreferenceChanged(
    SharedPreferences sharedPreferences,
    String key)
  {
    if(key.equals(getString(R.string.show_timetill_main_key))){
      refreshSchedule();  
    }
  }


}

Java Source Code List

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