57 lines
2.0 KiB
C
57 lines
2.0 KiB
C
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/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef THIRD_PARTY_LIBJINGLE_FILES_WEBRTC_LIBJINGLE_XMPP_PRESENCERECEIVETASK_H_
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#define THIRD_PARTY_LIBJINGLE_FILES_WEBRTC_LIBJINGLE_XMPP_PRESENCERECEIVETASK_H_
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#include "webrtc/base/sigslot.h"
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#include "webrtc/libjingle/xmpp/presencestatus.h"
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#include "webrtc/libjingle/xmpp/xmpptask.h"
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namespace buzz {
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// A task to receive presence status callbacks from the XMPP server.
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class PresenceReceiveTask : public XmppTask {
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public:
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// Arguments:
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// parent a reference to task interface associated withe the XMPP client.
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explicit PresenceReceiveTask(XmppTaskParentInterface* parent);
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// Shuts down the thread associated with this task.
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virtual ~PresenceReceiveTask();
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// Starts pulling queued status messages and dispatching them to the
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// PresenceUpdate() callback.
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virtual int ProcessStart();
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// Slot for presence message callbacks
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sigslot::signal1<const PresenceStatus&> PresenceUpdate;
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protected:
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// Called by the XMPP engine when presence stanzas are received from the
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// server.
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virtual bool HandleStanza(const XmlElement * stanza);
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private:
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// Handles presence stanzas by converting the data to PresenceStatus
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// objects and passing those along to the SignalStatusUpadate() callback.
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void HandlePresence(const Jid& from, const XmlElement * stanza);
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// Extracts presence information for the presence stanza sent form the
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// server.
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static void DecodeStatus(const Jid& from, const XmlElement * stanza,
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PresenceStatus* status);
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};
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} // namespace buzz
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#endif // THIRD_PARTY_LIBJINGLE_FILES_WEBRTC_LIBJINGLE_XMPP_PRESENCERECEIVETASK_H_
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