1 /***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
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 *
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8 * (at your option) version 3. *
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. *
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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 ***************************************************************************/
21 #ifndef BACKLOGREQUESTER_H
22 #define BACKLOGREQUESTER_H
28 #include "networkmodel.h"
31 class ClientBacklogManager;
33 class BacklogRequester
43 BacklogRequester(bool buffering, RequesterType requesterType, ClientBacklogManager *backlogManger);
44 virtual inline ~BacklogRequester() {}
46 inline bool isBuffering() { return _isBuffering; }
47 inline RequesterType type() { return _requesterType; }
48 inline const QList<Message> &bufferedMessages() { return _bufferedMessages; }
50 inline int buffersWaiting() const { return _buffersWaiting.count(); }
51 inline int totalBuffers() const { return _totalBuffers; }
53 bool buffer(BufferId bufferId, const MessageList &messages); //! returns false if it was the last missing backlogpart
55 virtual void requestBacklog(const BufferIdList &bufferIds) = 0;
56 virtual inline void requestInitialBacklog() { requestBacklog(allBufferIds()); }
58 virtual void flushBuffer();
61 BufferIdList allBufferIds() const;
62 inline void setWaitingBuffers(const QList<BufferId> &buffers) { setWaitingBuffers(buffers.toSet()); }
63 void setWaitingBuffers(const QSet<BufferId> &buffers);
64 void addWaitingBuffer(BufferId buffer);
66 ClientBacklogManager *backlogManager;
70 RequesterType _requesterType;
71 MessageList _bufferedMessages;
73 QSet<BufferId> _buffersWaiting;
77 // ========================================
78 // FIXED BACKLOG REQUESTER
79 // ========================================
80 class FixedBacklogRequester : public BacklogRequester
83 FixedBacklogRequester(ClientBacklogManager *backlogManager);
84 virtual void requestBacklog(const BufferIdList &bufferIds);
91 // ========================================
92 // GLOBAL UNREAD BACKLOG REQUESTER
93 // ========================================
94 class GlobalUnreadBacklogRequester : public BacklogRequester
97 GlobalUnreadBacklogRequester(ClientBacklogManager *backlogManager);
98 virtual void requestInitialBacklog();
99 virtual void requestBacklog(const BufferIdList &) {}
107 // ========================================
108 // PER BUFFER UNREAD BACKLOG REQUESTER
109 // ========================================
110 class PerBufferUnreadBacklogRequester : public BacklogRequester
113 PerBufferUnreadBacklogRequester(ClientBacklogManager *backlogManager);
114 virtual void requestBacklog(const BufferIdList &bufferIds);
122 #endif //BACKLOGREQUESTER_H