Android Open Source - unix-time-clock-widget Unix Time Clock Provider

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Back to project page unix-time-clock-widget.

License

The source code is released under:

GNU General Public License

Java Source Code

package com.lucasdnd.unixtimeclockwidget;
//from w ww. j  ava 2  s .c o m
import java.util.Calendar;
import java.util.Locale;

import android.app.AlarmManager;
import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.widget.RemoteViews;

public class UnixTimeClockProvider extends AppWidgetProvider {
  
  public static String CLOCK_UPDATE = "com.lucasdnd.unixtimeclockwidget.CLOCK_UPDATE";
  public static String SWITCH_FORMAT = "com.lucasdnd.unixtimeclockwidget.SWITCH_FORMAT";
  private static boolean shouldUseSeparator = false;
  private static long time = 1337L;
  
  @Override
  public void onReceive(Context context, Intent intent) {

    super.onReceive(context, intent);

    // Get the widget manager and ids for this widget provider, then call the shared clock update method.
    ComponentName thisAppWidget = new ComponentName(context.getPackageName(), getClass().getName());
      AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
            
    if(CLOCK_UPDATE.equals(intent.getAction())) {
      
        int ids[] = appWidgetManager.getAppWidgetIds(thisAppWidget);
        for (int appWidgetID: ids) {
        updateClock(context, appWidgetManager, appWidgetID, true);
        }
    }
    
    if(SWITCH_FORMAT.equals(intent.getAction())) {
      int ids[] = appWidgetManager.getAppWidgetIds(thisAppWidget);
        for (int appWidgetID: ids) {
          shouldUseSeparator = !shouldUseSeparator;
        updateClock(context, appWidgetManager, appWidgetID, false);
        }
    }
  }
  
  private PendingIntent createClockTickIntent(Context context) {
    Intent intent = new Intent(CLOCK_UPDATE);
        PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
        return pendingIntent;
  }
  private PendingIntent createFormatSwitchIntent(Context context) {
    Intent intent = new Intent(SWITCH_FORMAT);
        PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
        return pendingIntent;
  }
  
  @Override
  public void onDisabled(Context context) {
    
    super.onDisabled(context);
    
    // Stop the Timer
    AlarmManager alarmManager = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
        alarmManager.cancel(createClockTickIntent(context));  
  }
  
  @Override 
  public void onEnabled(Context context) {
    
    super.onEnabled(context);
    
    // Create the Timer
    AlarmManager alarmManager = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
      Calendar calendar = Calendar.getInstance();
      calendar.setTimeInMillis(System.currentTimeMillis());
        alarmManager.setRepeating(AlarmManager.RTC, calendar.getTimeInMillis(), 1000, createClockTickIntent(context));
  }

  @Override
  public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {

    // Perform this loop procedure for each App Widget that belongs to this provider
    for (int i = 0; i < appWidgetIds.length; i++) {
      
      int appWidgetId = appWidgetIds[i];

      // Get the layout for the App Widget and attach an on-click listener to the button
      RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.widgetlayout);
      
      // Update The clock label using a shared method
      updateClock(context, appWidgetManager, appWidgetId, true);
      
      // Touch Intent
      PendingIntent p = createFormatSwitchIntent(context);
      views.setOnClickPendingIntent(R.id.clockTextView, p);
      
      // Tell the AppWidgetManager to perform an update on the current app widget
      appWidgetManager.updateAppWidget(appWidgetId, views);
    }
  }

  public static void updateClock(Context context,  AppWidgetManager appWidgetManager, int appWidgetId, boolean updateTime) {
    
    // Update the time?
    if(updateTime) {
      time = System.currentTimeMillis() / 1000L;
    }
    
    // Time format
    String timeString = "";
    if(shouldUseSeparator) {
      timeString = String.format(Locale.getDefault(), "%,d", time);
    } else {
      timeString = "" + time;
    }
    
    // Update the views
    RemoteViews remoteViews = new RemoteViews(context.getPackageName(),  R.layout.widgetlayout);
    remoteViews.setTextViewText(R.id.clockTextView, "" + timeString);
    appWidgetManager.updateAppWidget(appWidgetId, remoteViews);
  }  
}

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