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Diffstat (limited to 'qt4/TelepathyQt4/pending-connection.cpp')
-rw-r--r-- | qt4/TelepathyQt4/pending-connection.cpp | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/qt4/TelepathyQt4/pending-connection.cpp b/qt4/TelepathyQt4/pending-connection.cpp new file mode 100644 index 000000000..c72429ee6 --- /dev/null +++ b/qt4/TelepathyQt4/pending-connection.cpp @@ -0,0 +1,171 @@ +/** + * This file is part of TelepathyQt4 + * + * @copyright Copyright (C) 2008 Collabora Ltd. <http://www.collabora.co.uk/> + * @copyright Copyright (C) 2008 Nokia Corporation + * @license LGPL 2.1 + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <TelepathyQt4/PendingConnection> + +#include "TelepathyQt4/_gen/pending-connection.moc.hpp" + +#include "TelepathyQt4/debug-internal.h" + +#include <TelepathyQt4/ChannelFactory> +#include <TelepathyQt4/ConnectionManager> +#include <TelepathyQt4/Connection> +#include <TelepathyQt4/ContactFactory> +#include <TelepathyQt4/PendingReady> + +#include <QDBusObjectPath> +#include <QDBusPendingCallWatcher> +#include <QDBusPendingReply> + +namespace Tp +{ + +struct TELEPATHY_QT4_NO_EXPORT PendingConnection::Private +{ + ConnectionPtr connection; +}; + +/** + * \class PendingConnection + * \ingroup clientconn + * \headerfile TelepathyQt4/pending-connection.h <TelepathyQt4/PendingConnection> + * + * \brief The PendingConnection class represents the parameters of and the reply + * to an asynchronous connection request. + * + * Instances of this class cannot be constructed directly; the only way to get + * one is via ConnectionManager. + * + * See \ref async_model + */ + +/** + * Construct a new PendingConnection object. + * + * \param manager ConnectionManager to use. + * \param protocol Name of the protocol to create the connection for. + * \param parameters Connection parameters. + */ +PendingConnection::PendingConnection(const ConnectionManagerPtr &manager, + const QString &protocol, const QVariantMap ¶meters) + : PendingOperation(manager), + mPriv(new Private) +{ + QDBusPendingCallWatcher *watcher = new QDBusPendingCallWatcher( + manager->baseInterface()->RequestConnection(protocol, + parameters), this); + connect(watcher, + SIGNAL(finished(QDBusPendingCallWatcher*)), + SLOT(onCallFinished(QDBusPendingCallWatcher*))); +} + +/** + * Construct a new PendingConnection object that will fail immediately. + * + * \param error Name of the error to fail with. + * \param errorMessage Detail message for the error. + */ +PendingConnection::PendingConnection(const QString &error, const QString &errorMessage) + : PendingOperation(ConnectionManagerPtr()), + mPriv(new Private) +{ + setFinishedWithError(error, errorMessage); +} + +/** + * Class destructor. + */ +PendingConnection::~PendingConnection() +{ + delete mPriv; +} + +/** + * Return the connection manager through which the request was made. + * + * \return A pointer to the ConnectionManager object. + */ +ConnectionManagerPtr PendingConnection::manager() const +{ + return ConnectionManagerPtr(qobject_cast<ConnectionManager*>((ConnectionManager*) _object().data())); +} + +/** + * Return the connection resulting from the connection request. + * + * \return A pointer to the Connection object. + */ +ConnectionPtr PendingConnection::connection() const +{ + if (!isFinished()) { + warning() << "PendingConnection::connection called before finished, returning 0"; + return ConnectionPtr(); + } else if (!isValid()) { + warning() << "PendingConnection::connection called when not valid, returning 0"; + return ConnectionPtr(); + } + + return mPriv->connection; +} + +void PendingConnection::onCallFinished(QDBusPendingCallWatcher *watcher) +{ + QDBusPendingReply<QString, QDBusObjectPath> reply = *watcher; + + if (!reply.isError()) { + QString busName = reply.argumentAt<0>(); + QString objectPath = reply.argumentAt<1>().path(); + + debug() << "Got reply to ConnectionManager.CreateConnection - bus name:" << + busName << "- object path:" << objectPath; + + PendingReady *readyOp = manager()->connectionFactory()->proxy(busName, + objectPath, manager()->channelFactory(), manager()->contactFactory()); + mPriv->connection = ConnectionPtr::qObjectCast(readyOp->proxy()); + connect(readyOp, + SIGNAL(finished(Tp::PendingOperation*)), + SLOT(onConnectionBuilt(Tp::PendingOperation*))); + } else { + debug().nospace() << + "CreateConnection failed: " << + reply.error().name() << ": " << reply.error().message(); + setFinishedWithError(reply.error()); + } + + watcher->deleteLater(); +} + +void PendingConnection::onConnectionBuilt(Tp::PendingOperation *op) +{ + Q_ASSERT(op->isFinished()); + + if (op->isError()) { + warning() << "Making connection ready using the factory failed:" << + op->errorName() << op->errorMessage(); + setFinishedWithError(op->errorName(), op->errorMessage()); + } else { + setFinished(); + debug() << "New connection" << mPriv->connection->objectPath() << "built"; + } +} + +} // Tp |