Home | History | Annotate | Download | only in deskclock 
      1 /*
      2  * Copyright (C) 2012 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.deskclock;
     18 
     19 import android.app.Fragment;
     20 import android.app.FragmentManager;
     21 import android.app.FragmentTransaction;
     22 import android.content.Context;
     23 import android.text.format.DateFormat;
     24 import android.widget.Toast;
     25 
     26 import com.android.datetimepicker.time.TimePickerDialog;
     27 import com.android.deskclock.provider.Alarm;
     28 import com.android.deskclock.provider.AlarmInstance;
     29 
     30 import java.util.Calendar;
     31 import java.util.Locale;
     32 
     33 /**
     34  * Static utility methods for Alarms.
     35  */
     36 public class AlarmUtils {
     37     public static final String FRAG_TAG_TIME_PICKER = "time_dialog";
     38 
     39     public static String getFormattedTime(Context context, Calendar time) {
     40         String skeleton = DateFormat.is24HourFormat(context) ? "EHm" : "Ehma";
     41         String pattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), skeleton);
     42         return (String) DateFormat.format(pattern, time);
     43     }
     44 
     45     public static String getAlarmText(Context context, AlarmInstance instance) {
     46         String alarmTimeStr = getFormattedTime(context, instance.getAlarmTime());
     47         return !instance.mLabel.isEmpty() ? alarmTimeStr + " - " + instance.mLabel
     48                 : alarmTimeStr;
     49     }
     50 
     51     public static void showTimeEditDialog(FragmentManager manager, final Alarm alarm,
     52             TimePickerDialog.OnTimeSetListener listener, boolean is24HourMode) {
     53 
     54         int hour, minutes;
     55         if (alarm == null) {
     56             hour = 0; minutes = 0;
     57         } else {
     58             hour = alarm.hour;
     59             minutes = alarm.minutes;
     60         }
     61         TimePickerDialog dialog = TimePickerDialog.newInstance(listener,
     62                 hour, minutes, is24HourMode);
     63         dialog.setThemeDark(true);
     64 
     65         // Make sure the dialog isn't already added.
     66         manager.executePendingTransactions();
     67         final FragmentTransaction ft = manager.beginTransaction();
     68         final Fragment prev = manager.findFragmentByTag(FRAG_TAG_TIME_PICKER);
     69         if (prev != null) {
     70             ft.remove(prev);
     71         }
     72         ft.commit();
     73 
     74         if (dialog != null && !dialog.isAdded()) {
     75             dialog.show(manager, FRAG_TAG_TIME_PICKER);
     76         }
     77     }
     78 
     79     /**
     80      * format "Alarm set for 2 days 7 hours and 53 minutes from
     81      * now"
     82      */
     83     private static String formatToast(Context context, long timeInMillis) {
     84         long delta = timeInMillis - System.currentTimeMillis();
     85         long hours = delta / (1000 * 60 * 60);
     86         long minutes = delta / (1000 * 60) % 60;
     87         long days = hours / 24;
     88         hours = hours % 24;
     89 
     90         String daySeq = (days == 0) ? "" :
     91                 (days == 1) ? context.getString(R.string.day) :
     92                         context.getString(R.string.days, Long.toString(days));
     93 
     94         String minSeq = (minutes == 0) ? "" :
     95                 (minutes == 1) ? context.getString(R.string.minute) :
     96                         context.getString(R.string.minutes, Long.toString(minutes));
     97 
     98         String hourSeq = (hours == 0) ? "" :
     99                 (hours == 1) ? context.getString(R.string.hour) :
    100                         context.getString(R.string.hours, Long.toString(hours));
    101 
    102         boolean dispDays = days > 0;
    103         boolean dispHour = hours > 0;
    104         boolean dispMinute = minutes > 0;
    105 
    106         int index = (dispDays ? 1 : 0) |
    107                 (dispHour ? 2 : 0) |
    108                 (dispMinute ? 4 : 0);
    109 
    110         String[] formats = context.getResources().getStringArray(R.array.alarm_set);
    111         return String.format(formats[index], daySeq, hourSeq, minSeq);
    112     }
    113 
    114     public static void popAlarmSetToast(Context context, long timeInMillis) {
    115         String toastText = formatToast(context, timeInMillis);
    116         Toast toast = Toast.makeText(context, toastText, Toast.LENGTH_LONG);
    117         ToastMaster.setToast(toast);
    118         toast.show();
    119     }
    120 }
    121