summaryrefslogtreecommitdiffstats
path: root/src/sensors/qsensormanager.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/sensors/qsensormanager.h')
-rw-r--r--src/sensors/qsensormanager.h108
1 files changed, 108 insertions, 0 deletions
diff --git a/src/sensors/qsensormanager.h b/src/sensors/qsensormanager.h
new file mode 100644
index 00000000..58e7fd59
--- /dev/null
+++ b/src/sensors/qsensormanager.h
@@ -0,0 +1,108 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSENSORMANAGER_H
+#define QSENSORMANAGER_H
+
+#include "qsensor.h"
+
+QT_BEGIN_NAMESPACE
+
+class QSensorBackend;
+class QSensorBackendFactory;
+class QSensorPluginInterface;
+
+typedef QSensorPluginInterface *(*CreatePluginFunc)();
+
+class Q_SENSORS_EXPORT QSensorManager
+{
+public:
+ // Register a backend (call this from a plugin)
+ static void registerBackend(const QByteArray &type, const QByteArray &identifier, QSensorBackendFactory *factory);
+ static void unregisterBackend(const QByteArray &type, const QByteArray &identifier);
+
+ static bool isBackendRegistered(const QByteArray &type, const QByteArray &identifier);
+
+ // Create a backend (uses the type and identifier set in the sensor)
+ static QSensorBackend *createBackend(QSensor *sensor);
+
+ // For static plugins
+ static void registerStaticPlugin(CreatePluginFunc func);
+};
+
+class Q_SENSORS_EXPORT QSensorBackendFactory
+{
+public:
+ virtual QSensorBackend *createBackend(QSensor *sensor) = 0;
+protected:
+ ~QSensorBackendFactory() {}
+};
+
+// The default is for legacy static plugins
+// This will change to Qt-style static plugins in 1.3
+#define REGISTER_STATIC_PLUGIN(pluginname) \
+ REGISTER_STATIC_PLUGIN_V1(pluginname)
+
+// Legacy static plugins have their own registration methods.
+// They can only register types. They cannot use the changes interface.
+#define REGISTER_STATIC_PLUGIN_V1(pluginname) \
+ static QSensorPluginInterface *create_static_plugin_ ## pluginname()\
+ {\
+ return new pluginname;\
+ }\
+ static bool side_effect_sensor_backend_ ## pluginname ()\
+ {\
+ QSensorManager::registerStaticPlugin(create_static_plugin_ ## pluginname);\
+ return false;\
+ }\
+ /* This assignment calls the function above */\
+ static bool dummy_sensor_backend_ ## pluginname = side_effect_sensor_backend_ ## pluginname();
+
+// Qt-style static plugins use macros from Qt.
+// They are handled just like regular plugins.
+#define REGISTER_STATIC_PLUGIN_V2(pluginname) \
+ QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance_##pluginname() Q_PLUGIN_INSTANCE(pluginname)\
+ Q_IMPORT_PLUGIN(pluginname)
+
+QT_END_NAMESPACE
+
+#endif
+