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Diffstat (limited to 'dnssd/query.h')
-rw-r--r-- | dnssd/query.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/dnssd/query.h b/dnssd/query.h new file mode 100644 index 000000000..793b18731 --- /dev/null +++ b/dnssd/query.h @@ -0,0 +1,103 @@ +/* This file is part of the KDE project + * + * Copyright (C) 2004 Jakub Stachowski <qbast@go2.pl> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef DNSSDQUERY_H +#define DNSSDQUERY_H + +#include <qobject.h> +#include <dnssd/remoteservice.h> + + +namespace DNSSD +{ +class QueryPrivate; + +/** +This class provides way to search for specified service type in one domain. Depending on domain +name, either multicast or unicast DNS will be used. + +@short Class that represents service query in one domain. +@author Jakub Stachowski + */ +class KDNSSD_EXPORT Query : public QObject +{ + Q_OBJECT +public: + /** + Creates new query. + + @param type Type of services to browse for + @param domain Domain name - if set to "local." multicast query will be performed, + otherwise unicast + */ + Query(const QString& type, const QString& domain); + + virtual ~Query(); + + /** + Starts query. Ignored if query is already running + */ + virtual void startQuery(); + + /** + Returns TRUE if query is already running + */ + bool isRunning() const; + + /** + Returns TRUE if all currently announced services has + been reported. It does not mean that no more services can + be found later and it is not related to isRunning() + */ + bool isFinished() const; + + /** + Returns queried domain + */ + const QString& domain() const; + +signals: + /** + Emitted when new service has been discovered + */ + void serviceAdded(DNSSD::RemoteService::Ptr); + + /** + Emitted when previously discovered service is not longer published + */ + void serviceRemoved(DNSSD::RemoteService::Ptr); + + /** + Emitted when all announced services has been reported. + */ + void finished(); + +protected: + virtual void virtual_hook(int, void*); + virtual void customEvent(QCustomEvent* event); +private: + QueryPrivate *d; +private slots: + void timeout(); +}; + +} + +#endif |