mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-04-04 15:34:58 +00:00
63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It 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
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "core/observer.h"
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namespace Notify {
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namespace {
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UnregisterObserverCallback UnregisterCallbacks[256];
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} // namespace
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// Observer base interface.
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Observer::~Observer() {
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for_const (auto connection, _connections) {
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unregisterObserver(connection);
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}
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}
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void Observer::observerRegistered(ConnectionId connection) {
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_connections.push_back(connection);
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}
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void unregisterObserver(ConnectionId connection) {
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auto event = static_cast<ObservedEvent>(connection >> 24);
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auto connectionIndex = int(connection & 0x00FFFFFFU) - 1;
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if (connectionIndex >= 0 && UnregisterCallbacks[event]) {
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UnregisterCallbacks[event](connectionIndex);
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}
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}
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UnregisterObserverCallbackCreator::UnregisterObserverCallbackCreator(ObservedEvent event, UnregisterObserverCallback callback) {
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UnregisterCallbacks[event] = callback;
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}
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namespace internal {
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void observerRegisteredDefault(Observer *observer, ConnectionId connection) {
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observer->observerRegistered(connection);
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}
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} // namespace internal
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} // namespace Notify
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