1/***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
20
21#ifndef CLIENTBACKLOGMANAGER_H
22#define CLIENTBACKLOGMANAGER_H
23
24#include "backlogmanager.h"
25#include "message.h"
26
27class BacklogRequester;
28
29class ClientBacklogManager : public BacklogManager
30{
31 SYNCABLE_OBJECT
32 Q_OBJECT
33
34public:
35 ClientBacklogManager(QObject *parent = 0);
36
37 // helper for the backlogRequester, as it isn't a QObject and can't emit itself
38 inline void emitMessagesRequested(const QString &msg) const { emit messagesRequested(msg); }
39
40 void reset();
41
42public slots:
43 virtual QVariantList requestBacklog(BufferId bufferId, MsgId first = -1, MsgId last = -1, int limit = -1, int additional = 0);
44 virtual void receiveBacklog(BufferId bufferId, MsgId first, MsgId last, int limit, int additional, QVariantList msgs);
45 virtual void receiveBacklogAll(MsgId first, MsgId last, int limit, int additional, QVariantList msgs);
46
47 void requestInitialBacklog();
48
49 void checkForBacklog(BufferId bufferId);
50 void checkForBacklog(const BufferIdList &bufferIds);
51
52signals:
53 void messagesReceived(BufferId bufferId, int count) const;
54 void messagesRequested(const QString &) const;
55 void messagesProcessed(const QString &) const;
56
57 void updateProgress(int, int);
58
59private:
60 bool isBuffering();
61 BufferIdList filterNewBufferIds(const BufferIdList &bufferIds);
62
63 void dispatchMessages(const MessageList &messages, bool sort = false);
64
65 BacklogRequester *_requester;
66 bool _initBacklogRequested;
67 QSet<BufferId> _buffersRequested;
68};
69
70
71// inlines
72inline void ClientBacklogManager::checkForBacklog(BufferId bufferId)
73{
74 checkForBacklog(BufferIdList() << bufferId);
75}
76
77
78#endif // CLIENTBACKLOGMANAGER_H
79