1 /* 2 * Copyright (C) 2006 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.calendar; 18 19 import com.android.calendarcommon.EventRecurrence; 20 21 import android.content.res.Resources; 22 import android.text.format.DateUtils; 23 24 import java.util.Calendar; 25 26 public class EventRecurrenceFormatter 27 { getRepeatString(Resources r, EventRecurrence recurrence)28 public static String getRepeatString(Resources r, EventRecurrence recurrence) { 29 // TODO Implement "Until" portion of string, as well as custom settings 30 switch (recurrence.freq) { 31 case EventRecurrence.DAILY: 32 return r.getString(R.string.daily); 33 case EventRecurrence.WEEKLY: { 34 if (recurrence.repeatsOnEveryWeekDay()) { 35 return r.getString(R.string.every_weekday); 36 } else { 37 String format = r.getString(R.string.weekly); 38 StringBuilder days = new StringBuilder(); 39 40 // Do one less iteration in the loop so the last element is added out of the 41 // loop. This is done so the comma is not placed after the last item. 42 int count = recurrence.bydayCount - 1; 43 if (count >= 0) { 44 for (int i = 0 ; i < count ; i++) { 45 days.append(dayToString(recurrence.byday[i])); 46 days.append(","); 47 } 48 days.append(dayToString(recurrence.byday[count])); 49 50 return String.format(format, days.toString()); 51 } 52 53 // There is no "BYDAY" specifier, so use the day of the 54 // first event. For this to work, the setStartDate() 55 // method must have been used by the caller to set the 56 // date of the first event in the recurrence. 57 if (recurrence.startDate == null) { 58 return null; 59 } 60 61 int day = EventRecurrence.timeDay2Day(recurrence.startDate.weekDay); 62 return String.format(format, dayToString(day)); 63 } 64 } 65 case EventRecurrence.MONTHLY: { 66 return r.getString(R.string.monthly); 67 } 68 case EventRecurrence.YEARLY: 69 return r.getString(R.string.yearly_plain); 70 } 71 72 return null; 73 } 74 75 /** 76 * Converts day of week to a String. 77 * @param day a EventRecurrence constant 78 * @return day of week as a string 79 */ dayToString(int day)80 private static String dayToString(int day) { 81 return DateUtils.getDayOfWeekString(dayToUtilDay(day), DateUtils.LENGTH_LONG); 82 } 83 84 /** 85 * Converts EventRecurrence's day of week to DateUtil's day of week. 86 * @param day of week as an EventRecurrence value 87 * @return day of week as a DateUtil value. 88 */ dayToUtilDay(int day)89 private static int dayToUtilDay(int day) { 90 switch (day) { 91 case EventRecurrence.SU: return Calendar.SUNDAY; 92 case EventRecurrence.MO: return Calendar.MONDAY; 93 case EventRecurrence.TU: return Calendar.TUESDAY; 94 case EventRecurrence.WE: return Calendar.WEDNESDAY; 95 case EventRecurrence.TH: return Calendar.THURSDAY; 96 case EventRecurrence.FR: return Calendar.FRIDAY; 97 case EventRecurrence.SA: return Calendar.SATURDAY; 98 default: throw new IllegalArgumentException("bad day argument: " + day); 99 } 100 } 101 } 102