pjs/calendar/base/public/calIRecurrenceInfo.idl

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/* -*- Mode: idl; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Oracle Corporation code.
*
* The Initial Developer of the Original Code is
* Oracle Corporation
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir.vukicevic@oracle.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
interface calIItemBase;
interface calIDateTime;
interface calIRecurrenceItem;
interface calIIcalProperty;
[scriptable, uuid(8ca5db89-2583-4f0c-b845-4a6d2f229efd)]
interface calIRecurrenceInfo : nsISupports
{
// returns true if this thing is able to be modified;
// if the item is not mutable, attempts to modify
// any data will throw CAL_ERROR_ITEM_IS_IMMUTABLE
readonly attribute boolean isMutable;
// makes this item immutable
void makeImmutable();
// clone always returns a mutable event
calIRecurrenceInfo clone();
// initialize this with the item for which this recurrence
// applies, so that the start date can be tracked
attribute calIItemBase item;
/**
* The start date of an item is directly referenced by parts of calIRecurrenceInfo,
* thus changing the former without adjusting the latter would break the internal structure.
* This method provides the necessary functionality. There's no need to call it manually
* after writing to the start date of an item, since it's called automatically in the
* appropriate setter of an item.
*/
void onStartDateChange (in calIDateTime aNewStartTime, in calIDateTime aOldStartTime);
/*
* Set of recurrence items; the order of these matters.
*/
void getRecurrenceItems (out unsigned long aCount, [array,size_is(aCount),retval] out calIRecurrenceItem aItems);
void setRecurrenceItems (in unsigned long aCount, [array,size_is(aCount)] in calIRecurrenceItem aItems);
unsigned long countRecurrenceItems ();
void clearRecurrenceItems ();
void appendRecurrenceItem (in calIRecurrenceItem aItem);
calIRecurrenceItem getRecurrenceItemAt (in unsigned long aIndex);
void deleteRecurrenceItemAt (in unsigned long aIndex);
void deleteRecurrenceItem (in calIRecurrenceItem aItem);
// inserts the item at the given index, pushing the item that was previously there forward
void insertRecurrenceItemAt (in calIRecurrenceItem aItem, in unsigned long aIndex);
/**
* isFinite is true if the recurrence items specify a finite number
* of occurrences. This is useful for UI and for possibly other users.
*/
readonly attribute boolean isFinite;
/**
* This is a shortcut to appending or removing a single negative
* date assertion. This shortcut may or may not cause problems
* later on, but hey, that's fixable later!
*/
void removeOccurrenceAt (in calIDateTime aRecurrenceId);
void restoreOccurrenceAt (in calIDateTime aRecurrenceId);
/*
* exceptions
*/
/**
* Modify an a particular occurrence with the given exception proxy
* item. If the recurrenceId isn't an already existing exception item,
* a new exception is added. Otherwise, the existing exception
* is modified.
*
* The item's parentItem must be equal to this RecurrenceInfo's
* item. <-- XXX check this, compare by calendar/id only
*/
void modifyException (in calIItemBase anItem);
/**
* Return an existing exception item for the given recurrence ID.
* If an exception does not exist, and aCreate is set, a new one
* is created and returned. Otherwise, null is returned.
*/
calIItemBase getExceptionFor (in calIDateTime aRecurrenceId, in boolean aCreate);
/**
* Removes an exception item for the given recurrence ID, if
* any exist.
*/
void removeExceptionFor (in calIDateTime aRecurrenceId);
/**
* Returns a list of all recurrence ids that have exceptions.
*/
void getExceptionIds (out unsigned long aCount, [array,size_is(aCount),retval] out calIDateTime aIds);
/*
* recurrence calculation
*/
/*
* Get the occurrence at the given recurrence ID; if there is no
* exception, then create a new proxy object with the normal occurrence.
* Otherwise, return the exception.
*/
calIItemBase getOccurrenceFor (in calIDateTime aRecurrenceId);
/**
* Return the next start calIDateTime of the recurrence specified by
* this RecurrenceInfo, after aOccurrenceTime.
*/
calIDateTime getNextOccurrenceDate (in calIDateTime aOccurrenceTime);
/**
* Return the next item specified by this RecurrenceInfo, after aOccurrenceTime.
*/
calIItemBase getNextOccurrence (in calIDateTime aOccurrenceTime);
/**
* Return an array of calIDateTime representing all start times of this event
* between start (inclusive) and end (non-inclusive).
*/
void getOccurrenceDates (in calIDateTime aRangeStart,
in calIDateTime aRangeEnd,
in unsigned long aMaxCount,
out unsigned long aCount, [array,size_is(aCount),retval] out calIDateTime aDates);
/**
* Return an array of calIItemBase representing all
* occurrences of this event between start (inclusive) and end (non-inclusive).
*/
void getOccurrences (in calIDateTime aRangeStart,
in calIDateTime aRangeEnd,
in unsigned long aMaxCount,
out unsigned long aCount, [array,size_is(aCount),retval] out calIItemBase aItems);
};