hal support (experimental)

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@752 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 86 insertions, 0 deletions

diff --git a/src/plugins/General/hal/haldevice.cpp b/src/plugins/General/hal/haldevice.cpp
new file mode 100644
index 000000000..045bade80
--- /dev/null
+++ b/src/plugins/General/hal/haldevice.cpp
@@ -0,0 +1,86 @@
+/***************************************************************************
+ *   Copyright (C) 2009 by Ilya Kotov                                      *
+ *   forkotov02@hotmail.ru                                                 *
+ *                                                                         *
+ *   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.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+//TODO based on solid
+
+#include <QDBusInterface>
+#include <QDBusConnection>
+
+#include "haldevice.h"
+
+
+Q_DECLARE_METATYPE(ChangeDescription);
+Q_DECLARE_METATYPE(QList<ChangeDescription>);
+
+const QDBusArgument &operator<<(QDBusArgument &arg, const ChangeDescription &change)
+{
+    arg.beginStructure();
+    arg << change.key << change.added << change.removed;
+    arg.endStructure();
+    return arg;
+}
+
+const QDBusArgument &operator>>(const QDBusArgument &arg, ChangeDescription &change)
+{
+    arg.beginStructure();
+    arg >> change.key >> change.added >> change.removed;
+    arg.endStructure();
+    return arg;
+}
+
+HalDevice::HalDevice(const QString &udi, QObject *parent)
+        : QObject(parent)
+{
+    qDBusRegisterMetaType<ChangeDescription>();
+    qDBusRegisterMetaType< QList<ChangeDescription> >();
+    m_interface = new QDBusInterface("org.freedesktop.Hal", udi,
+                                     "org.freedesktop.Hal.Device", QDBusConnection::systemBus(), this);
+    m_interface->connection().connect("org.freedesktop.Hal", udi,
+                                      "org.freedesktop.Hal.Device","PropertyModified",
+                                      this, SIGNAL(propertyModified(int, const QList<ChangeDescription> &)));
+    m_interface->connection().connect("org.freedesktop.Hal", udi,
+                                      "org.freedesktop.Hal.Device","Condition",
+                                      this, SIGNAL(condition(const QString &, const QString &)));
+    m_udi = udi;
+}
+
+QVariant HalDevice::property (const QString &key)
+{
+    QDBusMessage reply = m_interface->call("GetProperty", key);
+    if (reply.type() != QDBusMessage::ReplyMessage && reply.errorName() != "org.freedesktop.Hal.NoSuchProperty")
+    {
+        qWarning("%s error: %s, key: %s", Q_FUNC_INFO, qPrintable(reply.errorName()), qPrintable(key));
+        return QVariant();
+    }
+
+    if (reply.errorName() != "org.freedesktop.Hal.NoSuchProperty")
+        return reply.arguments().at(0);
+    else
+        return QVariant();
+}
+
+HalDevice::~HalDevice()
+{
+}
+
+QString HalDevice::udi() const
+{
+    return m_udi;
+}