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/* Evolution calendar interface
*
* Copyright (C) 2000 Eskil Heyn Olsen
* Copyright (C) 2000 Helix Code, Inc.
*
* Authors: Eskil Heyn Olsen <deity@eskil.dk>
* Federico Mena-Quintero <federico@helixcode.com>
*/
#ifndef _EVOLUTION_CALENDAR_IDL_
#define _EVOLUTION_CALENDAR_IDL_
#include <Bonobo.idl>
module GNOME {
module Evolution {
module Calendar {
/* A calendar object (event/todo/journal/etc), represented as an
* iCalendar string.
*/
typedef string CalObj;
/* An unique identifier for a calendar object */
typedef string CalObjUID;
/* Sequence of unique identifiers */
typedef sequence<CalObjUID> CalObjUIDSeq;
/* Flags for getting UID sequences */
typedef long CalObjType;
const CalObjType TYPE_EVENT = 1 << 0;
const CalObjType TYPE_TODO = 1 << 1;
const CalObjType TYPE_JOURNAL = 1 << 2;
const CalObjType TYPE_ANY = 0x07;
/* Types of object changes made */
typedef long CalObjChangeType;
const CalObjChangeType ADDED = 1 << 0;
const CalObjChangeType MODIFIED = 1 << 1;
const CalObjChangeType DELETED = 1 << 2;
/* Types of alarms */
enum AlarmType {
MAIL,
PROGRAM,
DISPLAY,
AUDIO
};
/* Used to store a time_t */
typedef unsigned long Time_t;
/* An instance of a calendar object that actually occurs. These are
* "virtual" objects in that they are used to represent instances of
* recurring events and alarms. "Real" objects just contain the
* information required to figure out the times at which they recur or
* trigger.
*/
struct CalObjInstance {
CalObjUID uid;
Time_t start;
Time_t end;
};
typedef sequence<CalObjInstance> CalObjInstanceSeq;
/* An object change */
struct CalObjChange {
CalObj calobj;
CalObjChangeType type;
};
typedef sequence<CalObjChange> CalObjChangeSeq;
/* An alarm trigger instance */
struct CalAlarmInstance {
CalObjUID uid;
AlarmType type;
Time_t trigger;
Time_t occur;
};
typedef sequence<CalAlarmInstance> CalAlarmInstanceSeq;
interface Listener;
/* Calendar client interface */
interface Cal : Bonobo::Unknown {
exception NotFound {};
exception InvalidRange {};
exception InvalidObject {};
/* A calendar is identified by its URI */
readonly attribute string uri;
/* Gets the number of objects of the specified types */
long countObjects (in CalObjType type);
/* Gets an object based on its URI */
CalObj getObject (in CalObjUID uid)
raises (NotFound);
/* Gets a list of UIDs based on object type */
CalObjUIDSeq getUIds (in CalObjType type);
/* Gets a list of objects that changed based on object type */
CalObjChangeSeq getChanges (in CalObjType type, in string change_id);
/* Gets a list of objects that occur or recur in the specified time range */
CalObjUIDSeq getObjectsInRange (in CalObjType type,
in Time_t start, in Time_t end)
raises (InvalidRange);
/*
* Gets the objects whose alarms trigger in the specified time
* range.
*/
CalAlarmInstanceSeq getAlarmsInRange (in Time_t start, in Time_t end)
raises (InvalidRange);
/*
* Gets the alarms for the specified object that trigger in the
* specified time range.
*/
CalAlarmInstanceSeq getAlarmsForObject (in CalObjUID uid,
in Time_t start, in Time_t end)
raises (NotFound, InvalidRange);
/*
* Updates an object by adding it if it does not exist or by
* changing an existing one.
*/
void updateObject (in CalObjUID uid, in CalObj calobj)
raises (InvalidObject);
/* Removes an object */
void removeObject (in CalObjUID uid)
raises (NotFound);
};
/* Listener for changes in a calendar */
interface Listener : Bonobo::Unknown {
/* Return status when loading a calendar; we need better error reporting */
enum LoadStatus {
SUCCESS, /* All OK */
ERROR, /* Generic error */
IN_USE, /* Requested create while a calendar
* with the same URI was in use.
*/
METHOD_NOT_SUPPORTED /* A method handler is not registered */
};
/* Called from a CalFactory when a calendar is initially loaded
* or created. The listener must remember the cal object.
*/
void notifyCalLoaded (in LoadStatus status, in Cal cal);
/* Called from a Calendar when an object is added or changed */
void notifyObjUpdated (in CalObjUID uid);
/* Called from a Calendar when an object is removed */
void notifyObjRemoved (in CalObjUID uid);
};
/* A calendar factory, can load and create calendars */
interface CalFactory : Bonobo::Unknown {
exception NilListener {};
/* Load a calendar from an URI */
void load (in string uri, in Listener listener)
raises (NilListener);
/* Create a new calendar at the specified URI */
void create (in string uri, in Listener listener)
raises (NilListener);
};
};
};
};
#endif
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