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