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Diffstat (limited to 'tqdbusconnection.cpp')
| -rw-r--r-- | tqdbusconnection.cpp | 396 |
1 files changed, 396 insertions, 0 deletions
diff --git a/tqdbusconnection.cpp b/tqdbusconnection.cpp new file mode 100644 index 0000000..1d77e48 --- /dev/null +++ b/tqdbusconnection.cpp @@ -0,0 +1,396 @@ +/* qdbusconnection.cpp + * + * Copyright (C) 2005 Harald Fernengel <[email protected]> + * Copyright (C) 2005-2007 Kevin Krammer <[email protected]> + * + * Licensed under the Academic Free License version 2.1 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + * USA. + * + */ + +#include <tqapplication.h> + +#include "tqdbusconnection.h" +#include "tqdbuserror.h" +#include "tqdbusmessage.h" +#include "tqdbusconnection_p.h" + +QT_STATIC_CONST_IMPL char *TQT_DBusConnection::default_connection_name = "qt_dbus_default_connection"; + +class TQT_DBusConnectionManager +{ +public: + TQT_DBusConnectionManager(): default_connection(0) {} + ~TQT_DBusConnectionManager(); + void bindToApplication(); + TQT_DBusConnectionPrivate *connection(const TQString &name) const; + void removeConnection(const TQString &name); + void setConnection(const TQString &name, TQT_DBusConnectionPrivate *c); + + static TQT_DBusConnectionManager* instance() { + if (managerInstance == 0) managerInstance = new TQT_DBusConnectionManager(); + return managerInstance; + } + +private: + TQT_DBusConnectionPrivate *default_connection; + // FIXME-QT4 TQHash<TQString, TQT_DBusConnectionPrivate *> connectionHash; + typedef TQMap<TQString, TQT_DBusConnectionPrivate*> ConnectionHash; + ConnectionHash connectionHash; + + static TQT_DBusConnectionManager* managerInstance; +}; + +// FIXME-QT4 TQ_GLOBAL_STATIC(TQT_DBusConnectionManager, manager); +TQT_DBusConnectionManager* TQT_DBusConnectionManager::managerInstance = 0; +TQT_DBusConnectionManager* manager() { + return TQT_DBusConnectionManager::instance(); +} + +TQT_DBusConnectionPrivate *TQT_DBusConnectionManager::connection(const TQString &name) const +{ + if (name == TQString::tqfromLatin1(TQT_DBusConnection::default_connection_name)) + return default_connection; + + ConnectionHash::const_iterator it = connectionHash.tqfind(name); + + return (it != connectionHash.end() ? it.data() : 0); +} + +void TQT_DBusConnectionManager::removeConnection(const TQString &name) +{ + TQT_DBusConnectionPrivate *d = 0; + if (name == TQString::tqfromLatin1(TQT_DBusConnection::default_connection_name)) { + d = default_connection; + default_connection = 0; + } else { + ConnectionHash::iterator it = connectionHash.tqfind(name); + if (it == connectionHash.end()) + return; + + d = it.data(); + connectionHash.erase(it); + } + if (!d->ref.deref()) + delete d; +} + +TQT_DBusConnectionManager::~TQT_DBusConnectionManager() +{ + if (default_connection) { + delete default_connection; + default_connection = 0; + } +/* FIXME-QT4 + for (TQHash<TQString, TQT_DBusConnectionPrivate *>::const_iterator it = connectionHash.constBegin(); + it != connectionHash.constEnd(); ++it) { + delete it.value(); + }*/ + for (ConnectionHash::const_iterator it = connectionHash.constBegin(); + it != connectionHash.constEnd(); ++it) + { + delete it.data(); + } + connectionHash.clear(); +} + +void TQT_DBusConnectionManager::bindToApplication() +{ + if (default_connection) { + default_connection->bindToApplication(); + } +/* FIXME-QT4 + for (TQHash<TQString, TQT_DBusConnectionPrivate *>::const_iterator it = connectionHash.constBegin(); + it != connectionHash.constEnd(); ++it) { + (*it)->bindToApplication(); + }*/ + for (ConnectionHash::const_iterator it = connectionHash.constBegin(); + it != connectionHash.constEnd(); ++it) + { + it.data()->bindToApplication(); + } +} + +void qDBusBindToApplication() +{ + manager()->bindToApplication(); +} + +void TQT_DBusConnectionManager::setConnection(const TQString &name, TQT_DBusConnectionPrivate *c) +{ + if (name == TQString::tqfromLatin1(TQT_DBusConnection::default_connection_name)) + default_connection = c; + else + connectionHash[name] = c; +} + + +TQT_DBusConnection::TQT_DBusConnection() : d(0) +{ +} + +TQT_DBusConnection::TQT_DBusConnection(const TQString &name) +{ + d = manager()->connection(name); + if (d) + d->ref.ref(); +} + +TQT_DBusConnection::TQT_DBusConnection(const TQT_DBusConnection &other) +{ + d = other.d; + if (d) + d->ref.ref(); +} + +TQT_DBusConnection::~TQT_DBusConnection() +{ + if (d && !d->ref.deref()) + delete d; +} + +TQT_DBusConnection &TQT_DBusConnection::operator=(const TQT_DBusConnection &other) +{ + if (other.d) + other.d->ref.ref(); +/* FIXME-QT4 + TQT_DBusConnectionPrivate *old = static_cast<TQT_DBusConnectionPrivate *>( + q_atomic_set_ptr(&d, other.d));*/ + TQT_DBusConnectionPrivate* old = d; + d = other.d; + if (old && !old->ref.deref()) + delete old; + + return *this; +} + +TQT_DBusConnection TQT_DBusConnection::sessionBus() +{ + return addConnection(TQT_DBusConnection::SessionBus); +} + +TQT_DBusConnection TQT_DBusConnection::systemBus() +{ + return addConnection(TQT_DBusConnection::SystemBus); +} + +TQT_DBusConnection TQT_DBusConnection::addConnection(BusType type, const TQString &name) +{ +// Q_ASSERT_X(TQCoreApplication::instance(), "TQT_DBusConnection::addConnection", +// "Cannot create connection without a Q[Core]Application instance"); + + TQT_DBusConnectionPrivate *d = manager()->connection(name); + if (d) + return TQT_DBusConnection(name); + + d = new TQT_DBusConnectionPrivate; + DBusConnection *c = 0; + switch (type) { + case SystemBus: + c = dbus_bus_get(DBUS_BUS_SYSTEM, &d->error); + break; + case SessionBus: + c = dbus_bus_get(DBUS_BUS_SESSION, &d->error); + break; + case ActivationBus: + c = dbus_bus_get(DBUS_BUS_STARTER, &d->error); + break; + } + d->setConnection(c); //setConnection does the error handling for us + + manager()->setConnection(name, d); + + return TQT_DBusConnection(name); +} + +TQT_DBusConnection TQT_DBusConnection::addConnection(const TQString &address, + const TQString &name) +{ +// Q_ASSERT_X(TQCoreApplication::instance(), "TQT_DBusConnection::addConnection", +// "Cannot create connection without a Q[Core]Application instance"); + + TQT_DBusConnectionPrivate *d = manager()->connection(name); + if (d) + return TQT_DBusConnection(name); + + d = new TQT_DBusConnectionPrivate; + // setConnection does the error handling for us + d->setConnection(dbus_connection_open(address.utf8().data(), &d->error)); + + manager()->setConnection(name, d); + + return TQT_DBusConnection(name); +} + +void TQT_DBusConnection::closeConnection(const TQString &name) +{ + manager()->removeConnection(name); +} + +void TQT_DBusConnectionPrivate::timerEvent(TQTimerEvent *e) +{ + DBusTimeout *timeout = timeouts[e->timerId()]; + dbus_timeout_handle(timeout); +} + +bool TQT_DBusConnection::send(const TQT_DBusMessage &message) const +{ + if (!d || !d->connection) + return false; + + DBusMessage *msg = message.toDBusMessage(); + if (!msg) + return false; + + bool isOk = dbus_connection_send(d->connection, msg, 0); + dbus_message_unref(msg); + return isOk; +} + +int TQT_DBusConnection::sendWithAsyncReply(const TQT_DBusMessage &message, TQObject *receiver, + const char *method) const +{ + if (!d || !d->connection) + return 0; + + return d->sendWithReplyAsync(message, receiver, method); +} + +TQT_DBusMessage TQT_DBusConnection::sendWithReply(const TQT_DBusMessage &message, TQT_DBusError *error) const +{ + if (!d || !d->connection) + return TQT_DBusMessage::fromDBusMessage(0); + + DBusMessage *msg = message.toDBusMessage(); + if (!msg) + return TQT_DBusMessage::fromDBusMessage(0); + DBusMessage *reply = dbus_connection_send_with_reply_and_block(d->connection, msg, + -1, &d->error); + if (d->handleError() && error) + *error = d->lastError; + + dbus_message_unref(msg); + + return TQT_DBusMessage::fromDBusMessage(reply); +} + +void TQT_DBusConnection::flush() const +{ + if (!d || !d->connection) return; + + d->flush(); +} + +void TQT_DBusConnection::dispatch() const +{ + if (!d || !d->connection) return; + + d->dispatch(); +} + +void TQT_DBusConnection::scheduleDispatch() const +{ + if (!d || !d->connection) return; + + d->scheduleDispatch(); +} + +bool TQT_DBusConnection::connect(TQObject* object, const char* slot) +{ + if (!d || !d->connection || !object || !slot) + return false; + + bool ok = object->connect(d, TQT_SIGNAL(dbusSignal(const TQT_DBusMessage&)), slot); + + return ok; +} + +bool TQT_DBusConnection::disconnect(TQObject* object, const char* slot) +{ + if (!d || !d->connection || !object || !slot) + return false; + + bool ok = d->disconnect(object, slot); + + return ok; +} + +bool TQT_DBusConnection::registerObject(const TQString& path, TQT_DBusObjectBase* object) +{ + if (!d || !d->connection || !object || path.isEmpty()) + return false; + + TQT_DBusConnectionPrivate::ObjectMap::const_iterator it = d->registeredObjects.tqfind(path); + if (it != d->registeredObjects.end()) + return false; + + d->registeredObjects.insert(path, object); + + return true; +} + +void TQT_DBusConnection::unregisterObject(const TQString &path) +{ + if (!d || !d->connection || path.isEmpty()) + return; + + TQT_DBusConnectionPrivate::ObjectMap::iterator it = d->registeredObjects.tqfind(path); + if (it == d->registeredObjects.end()) + return ; + + d->registeredObjects.erase(it); +} + +bool TQT_DBusConnection::isConnected( ) const +{ + return d && d->connection && dbus_connection_get_is_connected(d->connection); +} + +TQT_DBusError TQT_DBusConnection::lastError() const +{ + return d ? d->lastError : TQT_DBusError(); +} + +TQString TQT_DBusConnection::uniqueName() const +{ + return d && d->connection ? + TQString::fromUtf8(dbus_bus_get_unique_name(d->connection)) + : TQString(); +} + +bool TQT_DBusConnection::requestName(const TQString &name, int modeFlags) +{ + Q_ASSERT(modeFlags >= 0); + + if (!d || !d->connection) + return false; + + if (modeFlags < 0) + return false; + + int dbusFlags = 0; + if (modeFlags & AllowReplace) + dbusFlags |= DBUS_NAME_FLAG_ALLOW_REPLACEMENT; + if (modeFlags & ReplaceExisting) + dbusFlags |= DBUS_NAME_FLAG_REPLACE_EXISTING; + + dbus_bus_request_name(d->connection, name.utf8(), dbusFlags, &d->error); + + return !d->handleError(); +} + +#include "tqdbusconnection.moc" |