Plugin abstraction.

1 files changed, 74 insertions, 0 deletions

diff --git a/libcontextsubscriber/src/contextkitplugin.h b/libcontextsubscriber/src/contextkitplugin.h
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+++ b/libcontextsubscriber/src/contextkitplugin.h
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+/*
+ * Copyright (C) 2008, 2009 Nokia Corporation.
+ *
+ * Contact: Marius Vollmer <marius.vollmer@nokia.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * version 2.1 as published by the Free Software Foundation.
+ *
+ * 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
+ *
+ */
+
+#ifndef CONTEXTKITPLUGIN_H
+#define CONTEXTKITPLUGIN_H
+
+#include <QString>
+#include <QDBusConnection>
+#include <QSet>
+#include <QVariant>
+#include <QMap>
+#include "dbusnamelistener.h"
+#include "propertyprovider.h"
+namespace ContextSubscriber {
+
+extern "C" {
+    IProviderPlugin* contextKitPluginFactory(const QString& constructionString);
+}
+
+class ContextKitPlugin : public IProviderPlugin
+{
+    Q_OBJECT
+
+public:
+    ContextKitPlugin(const QDBusConnection bus, const QString& busName);
+    void subscribe(QSet<QString> keys);
+    void unsubscribe(QSet<QString> keys);
+
+signals:
+    void ready();
+    void failed(QString error);
+    void subscribeFinished(QString key);
+    void subscribeFailed(QString failedKey, QString error);
+    void valueChanged(QString key, QVariant value);
+
+private slots:
+    void onDBusValuesChanged(QMap<QString, QVariant> values);
+    void onDBusGetSubscriberFinished(QString objectPath);
+    void onDBusSubscribeFinished(QList<QString> keys);
+    void onDBusSubscribeFailed(QList<QString> keys, QString error);
+    void onProviderAppeared();
+    void onProviderDisappeared();
+
+private:
+    DBusNameListener *providerListener; ///< Listens to provider's (dis)appearance over DBus
+    SubscriberInterface *subscriberInterface; ///< The DBus interface for the Subscriber object
+    ManagerInterface *managerInterface; ///< The DBus interface for the Manager object
+
+    QDBusConnection *connection; ///< The connection to DBus
+    QString busName; ///< The bus name of the DBus provider connected to
+};
+
+
+}
+
+#endif