diff --git a/SCHNApps/src/plugin.cpp b/SCHNApps/src/plugin.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..22ef3c3ee75d300493785408ec7ac71898eb996e
--- /dev/null
+++ b/SCHNApps/src/plugin.cpp
@@ -0,0 +1,218 @@
+#include "plugin.h"
+
+Plugin::Plugin(const QString& name, const QString& filePath)
+{
+
+}
+
+Plugin::~Plugin()
+{
+	foreach(Scene* scene, l_scenes)
+		removeScene(scene);
+
+	foreach(QWidget* tabWidget, l_tabWidgets)
+		removeTabInDock(tabWidget);
+
+	foreach(QAction* action, l_menuActions)
+		removeMenuAction(action);
+
+	foreach(QAction* action, l_toolbarActions)
+		removeToolbarAction(action);
+
+//	unloadDependantPlugins();
+//	removeAllDependencyLinks();
+}
+
+void Plugin::updateGL()
+{
+	foreach(Scene* s, l_scenes)
+		s->updateGL();
+}
+
+void Plugin::updateGL(Scene* s)
+{
+	s->updateGL();
+}
+
+/*********************************************************
+ * MANAGE MAPS
+ *********************************************************/
+
+bool Plugin::addMap(MapHandler* map)
+{
+	if(
+		(m_maxNumberOfMaps == UNLIMITED_NUMBER_OF_MAPS || l_maps.size() < m_maxNumberOfMaps)
+		&& map
+		&& !l_maps.contains(map)
+	)
+	{
+		l_maps.push_back(map);
+		cb_mapAdded(map);
+		return true;
+	}
+	else
+		return false;
+}
+
+void Plugin::removeMap(MapHandler* map)
+{
+	if(l_maps.removeOne(map))
+		cb_mapRemoved(map);
+}
+
+bool Plugin::hasMap(MapHandler* map)
+{
+	return l_maps.contains(map);
+}
+
+QList<MapHandler*> Plugin::getMaps()
+{
+	return l_maps;
+}
+
+void Plugin::setMaxNumberOfMaps(int n)
+{
+	if(n >= l_maps.size() || n == UNLIMITED_NUMBER_OF_MAPS)
+		m_maxNumberOfMaps = n;
+}
+
+int Plugin::getCurrentNumberOfMaps()
+{
+	return l_maps.size();
+}
+
+int Plugin::getRemainingNumberOfMaps()
+{
+	if(m_maxNumberOfMaps != UNLIMITED_NUMBER_OF_MAPS)
+		return m_maxNumberOfMaps - l_maps.size();
+	else
+		return UNLIMITED_NUMBER_OF_MAPS;
+}
+
+/*********************************************************
+ * MANAGE SCENES
+ *********************************************************/
+
+bool Plugin::addScene(Scene* scene)
+{
+	if(s && !l_scenes.contains(scene))
+	{
+		l_scenes.push_back(scene);
+		scene->addPlugin(this);
+		scene->updateGL();
+		cb_sceneAdded(scene);
+		return true;
+	}
+	else
+		return false;
+}
+
+void Plugin::removeScene(Scene* scene)
+{
+	if(l_scenes.removeOne(scene))
+	{
+		scene->removePlugin(this);
+		scene->updateGL();
+		cb_sceneRemoved(scene);
+	}
+}
+
+bool Plugin::hasScene(Scene* scene)
+{
+	return l_scenes.contains(scene);
+}
+
+QList<Scene*> Plugin::getScenes()
+{
+	return l_scenes;
+}
+
+/*********************************************************
+ * MANAGE DOCK TABS
+ *********************************************************/
+
+bool Plugin::addTabInDock(QWidget* tabWidget, const QString& tabText)
+{
+	if(m_window)
+	{
+		l_tabWidgets.push_back(tabWidget);
+		m_window->addTabInDock(tabWidget, tabText);
+		return true;
+	}
+	else
+	{
+		System::Error::code = System::Error::BAD_LINK_PLUGIN_WINDOW_f(m_name);
+		return false;
+	}
+}
+
+void Plugin::removeTabInDock(QWidget* tabWidget)
+{
+	if(m_window)
+	{
+		l_tabWidgets.removeOne(tabWidget);
+		m_window->removeTabInDock(tabWidget);
+	}
+}
+
+/*********************************************************
+ * MANAGE MENU ACTIONS
+ *********************************************************/
+
+bool Plugin::addMenuAction(const QString& menuPath, QAction* action)
+{
+	if(action && !l_menuActions.contains(action))
+	{
+		m_window->addMenuAction(menuPath, action);
+		l_menuActions.push_back(action);
+		return true;
+	}
+	else
+		return false;
+}
+
+void Plugin::removeMenuAction(QAction* action)
+{
+	if(l_menuActions.removeOne(action))
+		m_window->removeMenuAction(action);
+}
+
+/*********************************************************
+ * MANAGE TOOLBAR ACTIONS
+ *********************************************************/
+
+bool Plugin::addToolbarAction(QAction* action)
+{
+	if(action && !l_toolbarActions.contains(action))
+	{
+		m_window->addToolbarAction(action);
+		l_toolbarActions.push_back(action);
+		return true;
+	}
+	else
+		return false;
+}
+
+void Plugin::removeToolbarAction(QAction* action)
+{
+	if(l_toolbarActions.removeOne(action))
+		m_window->removeToolbarAction(action);
+}
+
+/*********************************************************
+ * MANAGE SCENE VIEW BUTTONS
+ *********************************************************/
+/*
+bool Plugin::addSceneViewButton(Scene* scene, ViewButton* viewButton)
+{
+	if(scene && viewButton)
+		return scene->addViewButton(viewButton);
+	return false;
+}
+
+void Plugin::removeSceneViewButton(Scene* scene, ViewButton* viewButton)
+{
+	if(scene && viewButton)
+		scene->removeViewButton(viewButton);
+}
+*/