phoenix-firestorm/indra/newview/llrecentpeople.h

123 lines
3.6 KiB
C++

/**
* @file llrecentpeople.h
* @brief List of people with which the user has recently interacted.
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_LLRECENTPEOPLE_H
#define LL_LLRECENTPEOPLE_H
#include "llevent.h"
#include "llsingleton.h"
#include "lluuid.h"
#include <vector>
#include <set>
#include <boost/signals2.hpp>
class LLDate;
/**
* List of people the agent recently interacted with.
*
* Includes: anyone with whom the user IM'd or called
* (1:1 and ad-hoc but not SL Group chat),
* anyone with whom the user has had a transaction
* (inventory offer, friend request, etc),
* and anyone that has chatted within chat range of the user in-world.
*
*TODO: purge least recently added items?
*/
class LLRecentPeople: public LLSingleton<LLRecentPeople>, public LLOldEvents::LLSimpleListener
{
LLSINGLETON_EMPTY_CTOR(LLRecentPeople);
LOG_CLASS(LLRecentPeople);
public:
typedef std::map <LLUUID, F64> id_to_time_map_t;
typedef boost::signals2::signal<void ()> signal_t;
/**
* Add specified avatar to the list if it's not there already.
*
* @param id avatar to add.
*
* @param userdata additional information about last interaction party.
* For example session id can be added.
*
* @return false if the avatar is in the list already, true otherwise
*/
bool add(const LLUUID& id, const LLSD& userdata = LLSD().with("date", LLDate::now()));
/**
* @param id avatar to search.
* @return true if the avatar is in the list, false otherwise.
*/
bool contains(const LLUUID& id) const;
/**
* Get the whole list.
*
* @param result where to put the result.
*/
void get(uuid_vec_t& result) const;
/**
* Returns last interaction time with specified participant
*
*/
const LLDate getDate(const LLUUID& id) const;
/**
* Returns data about specified participant
*
* @param id identifier of specific participant
*/
const LLSD& getData(const LLUUID& id) const;
/**
* Set callback to be called when the list changed.
*
* Multiple callbacks can be set.
*
* @return no connection; use boost::bind + boost::signals2::trackable to disconnect slots.
*/
void setChangedCallback(const signal_t::slot_type& cb) { mChangedSignal.connect(cb); }
/**
* LLSimpleListener interface.
*/
/*virtual*/ bool handleEvent(LLPointer<LLOldEvents::LLEvent> event, const LLSD& userdata) override;
void updateAvatarsArrivalTime(uuid_vec_t& uuids);
F32 getArrivalTimeByID(const LLUUID& id);
private:
typedef std::map<LLUUID, LLSD> recent_people_t;
recent_people_t mPeople;
signal_t mChangedSignal;
id_to_time_map_t mAvatarsArrivalTime;
};
#endif // LL_LLRECENTPEOPLE_H