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1d195b87fa
* audio can be started/stopped and disabled/enabled * allow to connect signals if audio was started * allow default devices in combobox
69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
/* Copyright (C) 2015
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* swift project Community / Contributors
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*
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* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
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* or distributed except according to the terms contained in the LICENSE file.
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*/
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//! \file
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#ifndef BLACKMISC_CONNECTIONGUARD_H
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#define BLACKMISC_CONNECTIONGUARD_H
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#include "blackmisc/blackmiscexport.h"
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#include <QList>
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#include <QMetaObject>
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#include <QObject>
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namespace BlackMisc
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{
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/*!
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* List of QMetaObject::Connection. The trick here is that those connections will
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* be disconnected when the object is destroyed. So it can be used with lambdas or bind which feature
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* non QObjects, if those might be destroyed before the signaling QObject.
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*/
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class BLACKMISC_EXPORT CConnectionGuard
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{
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public:
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//! Constructor
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CConnectionGuard() = default;
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//! Constructor
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CConnectionGuard(const QMetaObject::Connection &connection);
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//! Move constructor
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CConnectionGuard(CConnectionGuard &&) = default;
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//! Move assignment operator
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CConnectionGuard &operator =(CConnectionGuard &&) = default;
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//! Not copyable
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//! @{
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CConnectionGuard(const CConnectionGuard &) = delete;
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CConnectionGuard &operator =(const CConnectionGuard &) = delete;
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//! @}
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//! Destructor
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~CConnectionGuard();
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//! Add connection
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bool append(const QMetaObject::Connection &connection);
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//! Add connections
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bool append(const QList<QMetaObject::Connection> &connections);
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//! Disconnect all
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int disconnectAll();
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//! Empty
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bool isEmpty() const { return m_connections.isEmpty(); }
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private:
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QList<QMetaObject::Connection> m_connections;
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};
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} // ns
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#endif
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