Readding core plugin that was missing because of a hgignore entry.

--HG-- branch : gsoc2014-dfighter
11 years ago · 3c72598645
parent 91f859bc8a
commit 3c72598645
48 changed files with 3740 additions and 1 deletions
--- a/.hgignore
+++ b/.hgignore
@ -43,7 +43,7 @@ default_c
 *.so
 *.so.*
 *_debug
-core
+core.*
 *.pc
 *.gch

--- a/code/studio/src/plugins/core/CMakeLists.txt
+++ b/code/studio/src/plugins/core/CMakeLists.txt
@ -0,0 +1,73 @@
+INCLUDE_DIRECTORIES(	${CMAKE_CURRENT_BINARY_DIR}
+			${CMAKE_CURRENT_SOURCE_DIR}
+			${LIBXML2_INCLUDE_DIR}
+			${QT_INCLUDES})
+
+FILE(GLOB SRC *.cpp *.h)
+SET(OVQT_EXT_SYS_SRC	${CMAKE_CURRENT_SOURCE_DIR}/../../extension_system/iplugin.h
+			${CMAKE_CURRENT_SOURCE_DIR}/../../extension_system/iplugin_manager.h
+			${CMAKE_CURRENT_SOURCE_DIR}/../../extension_system/iplugin_spec.h)
+
+SET(OVQT_CORE_PLUGIN_HDR
+				icore.h
+				icontext.h
+				icore_listener.h
+				ioptions_page.h
+				core_plugin.h
+				core.h
+				main_window.h
+				menu_manager.h
+				context_manager.h
+				settings_dialog.h
+				search_paths_settings_page.h
+				general_settings_page.h
+				plugin_view_dialog.h
+)
+
+SET(OVQT_CORE_PLUGIN_UIS	settings_dialog.ui
+				plugin_view_dialog.ui
+				general_settings_page.ui
+				search_paths_settings_page.ui
+)
+
+SET(OVQT_CORE_PLUGIN_RCS core.qrc)
+
+SET(QT_USE_QTGUI TRUE)
+SET(QT_USE_QTOPENGL TRUE)
+
+QT4_ADD_RESOURCES(OVQT_CORE_PLUGIN_RC_SRCS ${OVQT_CORE_PLUGIN_RCS})
+QT4_WRAP_CPP(OVQT_CORE_PLUGIN_MOC_SRC ${OVQT_CORE_PLUGIN_HDR})
+QT4_WRAP_UI(OVQT_CORE_PLUGIN_UI_HDRS ${OVQT_CORE_PLUGIN_UIS})
+
+SOURCE_GROUP(QtResources FILES ${OVQT_CORE_PLUGIN_UIS} ${OVQT_CORE_PLUGIN_RCS})
+SOURCE_GROUP(QtGeneratedUiHdr FILES ${OVQT_CORE_PLUGIN_UI_HDRS})
+SOURCE_GROUP(QtGeneratedMocSrc FILES ${OVQT_CORE_PLUGIN_MOC_SRC})
+SOURCE_GROUP("Core Plugin" FILES ${SRC})
+SOURCE_GROUP("OVQT Extension System" FILES ${OVQT_EXT_SYS_SRC})
+
+ADD_LIBRARY(ovqt_plugin_core SHARED ${SRC} ${OVQT_CORE_PLUGIN_MOC_SRC} ${OVQT_EXT_SYS_SRC} ${OVQT_CORE_PLUGIN_RC_SRCS} ${OVQT_CORE_PLUGIN_UI_HDRS})
+
+TARGET_LINK_LIBRARIES(ovqt_plugin_core nelmisc ${QT_LIBRARIES})
+
+NL_DEFAULT_PROPS(ovqt_plugin_core "NeL, Tools, 3D: Object Viewer Qt Plugin: Core")
+NL_ADD_RUNTIME_FLAGS(ovqt_plugin_core)
+NL_ADD_LIB_SUFFIX(ovqt_plugin_core)
+
+ADD_DEFINITIONS(-DCORE_LIBRARY ${LIBXML2_DEFINITIONS} -DQT_PLUGIN -DQT_SHARED ${QT_DEFINITIONS})
+
+IF(WIN32)
+  IF(WITH_INSTALL_LIBRARIES)
+    INSTALL(TARGETS ovqt_plugin_core LIBRARY DESTINATION ${OVQT_PLUGIN_DIR} ARCHIVE DESTINATION ${NL_LIB_PREFIX} RUNTIME DESTINATION ${OVQT_PLUGIN_DIR} COMPONENT tools3d)
+  ELSE(WITH_INSTALL_LIBRARIES)
+    INSTALL(TARGETS ovqt_plugin_core LIBRARY DESTINATION ${OVQT_PLUGIN_DIR} RUNTIME DESTINATION ${OVQT_PLUGIN_DIR} COMPONENT tools3d)
+  ENDIF(WITH_INSTALL_LIBRARIES)
+ELSE(WIN32)
+  IF(WITH_INSTALL_LIBRARIES)
+    INSTALL(TARGETS ovqt_plugin_core LIBRARY DESTINATION ${OVQT_PLUGIN_DIR} ARCHIVE DESTINATION ${NL_LIB_PREFIX} RUNTIME DESTINATION ${NL_BIN_PREFIX} COMPONENT tools3d)
+  ELSE(WITH_INSTALL_LIBRARIES)
+    INSTALL(TARGETS ovqt_plugin_core LIBRARY DESTINATION ${OVQT_PLUGIN_DIR} RUNTIME DESTINATION ${NL_BIN_PREFIX} COMPONENT tools3d)
+  ENDIF(WITH_INSTALL_LIBRARIES)
+ENDIF(WIN32)
+
+INSTALL(FILES ${CMAKE_CURRENT_SOURCE_DIR}/ovqt_plugin_core.xml DESTINATION ${OVQT_PLUGIN_SPECS_DIR} COMPONENT tools3d)
+
--- a/code/studio/src/plugins/core/context_manager.cpp
+++ b/code/studio/src/plugins/core/context_manager.cpp
@ -0,0 +1,167 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "context_manager.h"
+#include "icontext.h"
+#include "main_window.h"
+
+// NeL includes
+#include <nel/misc/debug.h>
+
+// Qt includes
+#include <QtGui/QTabWidget>
+#include <QtGui/QGridLayout>
+
+namespace Core
+{
+
+struct ContextManagerPrivate
+{
+	explicit ContextManagerPrivate(Core::MainWindow *mainWindow, QTabWidget *tabWidget);
+	Core::MainWindow *m_mainWindow;
+	QTabWidget *m_tabWidget;
+	QVector<IContext *> m_contexts;
+	int m_oldCurrent;
+};
+
+ContextManagerPrivate::ContextManagerPrivate(Core::MainWindow *mainWindow, QTabWidget *tabWidget)
+	: m_mainWindow(mainWindow),
+	  m_tabWidget(tabWidget),
+	  m_oldCurrent(-1)
+{
+}
+
+ContextManager::ContextManager(Core::MainWindow *mainWindow, QTabWidget *tabWidget)
+	: d(new ContextManagerPrivate(mainWindow, tabWidget))
+{
+	QObject::connect(d->m_mainWindow->pluginManager(), SIGNAL(objectAdded(QObject *)),
+					 this, SLOT(objectAdded(QObject *)));
+	QObject::connect(d->m_mainWindow->pluginManager(), SIGNAL(aboutToRemoveObject(QObject *)),
+					 this, SLOT(aboutToRemoveObject(QObject *)));
+
+	QObject::connect(d->m_tabWidget, SIGNAL(currentChanged(int)), this, SLOT(currentTabChanged(int)));
+}
+
+ContextManager::~ContextManager()
+{
+	delete d;
+}
+
+Core::IContext *ContextManager::currentContext() const
+{
+	int currentIndex = d->m_tabWidget->currentIndex();
+	if (currentIndex < 0)
+		return 0;
+	return d->m_contexts.at(currentIndex);
+}
+
+Core::IContext *ContextManager::context(const QString &id) const
+{
+	const int index = indexOf(id);
+	if (index >= 0)
+		return d->m_contexts.at(index);
+	return 0;
+}
+
+void ContextManager::registerUndoStack(QUndoStack *stack)
+{
+	nlassert(stack);
+	d->m_mainWindow->undoGroup()->addStack(stack);
+}
+
+void ContextManager::unregisterUndoStack(QUndoStack *stack)
+{
+	nlassert(stack);
+	d->m_mainWindow->undoGroup()->removeStack(stack);
+}
+
+void ContextManager::activateContext(const QString &id)
+{
+	const int index = indexOf(id);
+	if (index >= 0)
+		d->m_tabWidget->setCurrentIndex(index);
+}
+
+void ContextManager::updateCurrentContext()
+{
+	d->m_mainWindow->updateContext(currentContext());
+}
+
+void ContextManager::objectAdded(QObject *obj)
+{
+	IContext *context = qobject_cast<IContext *>(obj);
+	if (context)
+		addContextObject(context);
+}
+
+void ContextManager::aboutToRemoveObject(QObject *obj)
+{
+	IContext *context = qobject_cast<IContext *>(obj);
+	if (context)
+		removeContextObject(context);
+}
+
+void ContextManager::addContextObject(IContext *context)
+{
+	d->m_contexts.push_back(context);
+	d->m_mainWindow->addContextObject(context);
+
+	QWidget *tabWidget = new QWidget(d->m_tabWidget);
+	d->m_tabWidget->addTab(tabWidget, context->icon(), context->trName());
+	QGridLayout *gridLayout = new QGridLayout(tabWidget);
+	gridLayout->setObjectName(QString::fromUtf8("gridLayout_") + context->id());
+	gridLayout->setContentsMargins(0, 0, 0, 0);
+	gridLayout->addWidget(context->widget(), 0, 0, 1, 1);
+}
+
+void ContextManager::removeContextObject(IContext *context)
+{
+	d->m_mainWindow->removeContextObject(context);
+
+	const int index = indexOf(context->id());
+	QWidget *widget = d->m_tabWidget->widget(index);
+	d->m_tabWidget->removeTab(index);
+	d->m_contexts.remove(index);
+	delete widget;
+}
+
+void ContextManager::currentTabChanged(int index)
+{
+	if (index >= 0)
+	{
+		IContext *context = d->m_contexts.at(index);
+		IContext *oldContext = 0;
+		if (d->m_oldCurrent >= 0)
+			oldContext = d->m_contexts.at(d->m_oldCurrent);
+		d->m_oldCurrent = index;
+		Q_EMIT currentContextChanged(context, oldContext);
+	}
+}
+
+int ContextManager::indexOf(const QString &id) const
+{
+	for (int i = 0; i < d->m_contexts.count(); ++i)
+	{
+		if (d->m_contexts.at(i)->id() == id)
+			return i;
+	}
+	nlwarning(QString("Warning, no such context: %1").arg(id).toUtf8().constData());
+	return -1;
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/context_manager.h
+++ b/code/studio/src/plugins/core/context_manager.h
@ -0,0 +1,76 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef CONTEXT_MANAGER_H
+#define CONTEXT_MANAGER_H
+
+// Project includes
+#include "core_global.h"
+
+// Qt includes
+#include <QtCore/QObject>
+
+QT_BEGIN_NAMESPACE
+class QTabWidget;
+class QUndoStack;
+QT_END_NAMESPACE
+
+namespace Core
+{
+class IContext;
+class MainWindow;
+struct ContextManagerPrivate;
+
+class CORE_EXPORT ContextManager : public QObject
+{
+	Q_OBJECT
+
+public:
+	explicit ContextManager(Core::MainWindow *mainWindow, QTabWidget *tabWidget);
+	virtual ~ContextManager();
+
+	Core::IContext *currentContext() const;
+	Core::IContext *context(const QString &id) const;
+
+	// temporary solution for multiple undo stacks per context
+	void registerUndoStack(QUndoStack *stack);
+	void unregisterUndoStack(QUndoStack *stack);
+
+Q_SIGNALS:
+	// the default argument '=0' is important for connects without the oldContext argument.
+	void currentContextChanged(Core::IContext *context, Core::IContext *oldContext = 0);
+
+public Q_SLOTS:
+	void activateContext(const QString &id);
+	void updateCurrentContext();
+
+private Q_SLOTS:
+	void objectAdded(QObject *obj);
+	void aboutToRemoveObject(QObject *obj);
+	void addContextObject(IContext *context);
+	void removeContextObject(IContext *context);
+	void currentTabChanged(int index);
+
+private:
+	int indexOf(const QString &id) const;
+
+	ContextManagerPrivate *d;
+};
+
+} // namespace Core
+
+#endif // CONTEXT_MANAGER_H
--- a/code/studio/src/plugins/core/core_constants.h
+++ b/code/studio/src/plugins/core/core_constants.h
@ -0,0 +1,121 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2010  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef CORE_CONSTANTS_H
+#define CORE_CONSTANTS_H
+
+namespace Core
+{
+namespace Constants
+{
+
+const char *const OVQT_VERSION_LONG = "0.8";
+const char *const OVQT_VENDOR = "Ryzom Core";
+const char *const OVQT_YEAR = "2010, 2011";
+const char *const OVQT_CORE_PLUGIN = "Core";
+
+//mainwindow
+const char *const MAIN_WINDOW = "ObjectViewerQt.MainWindow";
+
+//menubar
+const char *const MENU_BAR = "ObjectViewerQt.MenuBar";
+
+//menus
+const char *const M_FILE = "ObjectViewerQt.Menu.File";
+const char *const M_EDIT = "ObjectViewerQt.Menu.Edit";
+const char *const M_VIEW = "ObjectViewerQt.Menu.View";
+const char *const M_SCENE = "ObjectViewerQt.Menu.Scene";
+const char *const M_TOOLS = "ObjectViewerQt.Menu.Tools";
+const char *const M_WINDOW = "ObjectViewerQt.Menu.Window";
+const char *const M_HELP = "ObjectViewerQt.Menu.Help";
+
+const char *const M_FILE_RECENTFILES = "ObjectViewerQt.Menu.File.RecentFiles";
+const char *const M_SHEET = "ObjectViewerQt.Menu.Sheet";
+
+//actions
+const char *const NEW = "ObjectViewerQt.New";
+const char *const OPEN = "ObjectViewerQt.Open";
+const char *const SAVE = "ObjectViewerQt.Save";
+const char *const SAVE_AS = "ObjectViewerQt.SaveAs";
+const char *const SAVE_ALL = "ObjectViewerQt.SaveAll";
+const char *const EXIT = "ObjectViewerQt.Exit";
+
+const char *const UNDO = "ObjectViewerQt.Undo";
+const char *const REDO = "ObjectViewerQt.Redo";
+const char *const CUT = "ObjectViewerQt.Cut";
+const char *const COPY = "ObjectViewerQt.Copy";
+const char *const PASTE = "ObjectViewerQt.Paste";
+const char *const DEL = "ObjectViewerQt.Del";
+const char *const FIND = "ObjectViewerQt.Find";
+const char *const SELECT_ALL = "ObjectViewerQt.SelectAll";
+const char *const GOTO_POS = "ObjectViewerQt.Goto";
+
+const char *const SETTINGS = "ObjectViewerQt.Settings";
+const char *const TOGGLE_FULLSCREEN = "ObjectViewerQt.ToggleFullScreen";
+
+const char *const CLOSE = "ObjectViewerQt.Close";
+const char *const CLOSEALL = "ObjectViewerQt.CloseAll";
+const char *const CLOSEOTHERS = "ObjectViewerQt.CloseOthers";
+const char *const ABOUT = "ObjectViewerQt.About";
+const char *const ABOUT_PLUGINS = "ObjectViewerQt.AboutPlugins";
+const char *const ABOUT_QT = "ObjectViewerQt.AboutQt";
+
+//settings
+const char *const SETTINGS_CATEGORY_GENERAL = "general";
+const char *const SETTINGS_CATEGORY_GENERAL_ICON = ":/icons/ic_nel_generic_settings.png";
+const char *const SETTINGS_TR_CATEGORY_GENERAL = QT_TR_NOOP("General");
+
+const char *const MAIN_WINDOW_SECTION = "MainWindow";
+const char *const MAIN_WINDOW_STATE = "WindowState";
+const char *const MAIN_WINDOW_GEOMETRY = "WindowGeometry";
+const char *const QT_STYLE = "QtStyle";
+const char *const QT_PALETTE = "QtPalette";
+
+const char *const LANGUAGE = "Language";
+const char *const PLUGINS_PATH = "PluginPath";
+const char *const DATA_PATH_SECTION = "DataPath";
+const char *const SEARCH_PATHS = "SearchPaths";
+const char *const RECURSIVE_SEARCH_PATHS = "RecursiveSearchPathes";
+const char *const LEVELDESIGN_PATH = "LevelDesignPath";
+const char *const PRIMITIVES_PATH = "PrimitivesPath";
+const char *const ASSETS_PATH = "AssetsPath";
+const char *const LIGOCONFIG_FILE = "LigoConfigFile";
+const char *const REMAP_EXTENSIONS = "RemapExtensions";
+
+const char *const LOG_SECTION = "LogSettings";
+const char *const LOG_ERROR   = "LogError";
+const char *const LOG_WARNING = "LogWarning";
+const char *const LOG_DEBUG   = "LogDebug";
+const char *const LOG_ASSERT  = "LogAssert";
+const char *const LOG_INFO    = "LogInfo";
+
+//resources
+const char *const ICON_NEL = ":/core/images/nel.png";
+const char *const ICON_SETTINGS = ":/core/images/preferences.png";
+const char *const ICON_PILL = ":/core/icons/ic_nel_pill.png";
+const char *const ICON_OPEN = ":/core/icons/ic_nel_open.png";
+const char *const ICON_NEW = ":/core/icons/ic_nel_new.png";
+const char *const ICON_SAVE = ":/core/icons/ic_nel_save.png";
+const char *const ICON_SAVE_AS = ":/core/icons/ic_nel_save_as.png";
+const char *const ICON_CRASH = ":/core/icons/ic_nel_crash.png";
+const char *const ICON_UNDO = ":/core/icons/ic_nel_undo.png";
+const char *const ICON_REDO = ":/core/icons/ic_nel_redo.png";
+
+} // namespace Constants
+} // namespace Core
+
+#endif // CORE_CONSTANTS_H
--- a/code/studio/src/plugins/core/core_global.h
+++ b/code/studio/src/plugins/core/core_global.h
@ -0,0 +1,30 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef CORE_GLOBAL_H
+#define CORE_GLOBAL_H
+
+#include <QtCore/qglobal.h>
+
+#if defined(CORE_LIBRARY)
+#  define CORE_EXPORT Q_DECL_EXPORT
+#else
+#  define CORE_EXPORT Q_DECL_IMPORT
+#endif
+
+#endif // CORE_GLOBAL_H
--- a/code/studio/src/plugins/core/core_plugin.cpp
+++ b/code/studio/src/plugins/core/core_plugin.cpp
@ -0,0 +1,104 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2010  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "core_plugin.h"
+#include "settings_dialog.h"
+#include "core_constants.h"
+#include "search_paths_settings_page.h"
+#include "general_settings_page.h"
+#include "../../extension_system/iplugin_spec.h"
+
+// NeL includes
+#include "nel/misc/debug.h"
+
+// Qt includes
+#include <QtCore/QObject>
+#include <QtGui/QMessageBox>
+#include <QtGui/QMainWindow>
+#include <QtGui/QMenu>
+#include <QtGui/QAction>
+#include <QtGui/QMenuBar>
+
+using namespace Core;
+
+CorePlugin::CorePlugin()
+	: m_plugMan(0),
+	  m_mainWindow(0)
+{
+}
+
+CorePlugin::~CorePlugin()
+{
+	Q_FOREACH(QObject *obj, m_autoReleaseObjects)
+	{
+		m_plugMan->removeObject(obj);
+	}
+	qDeleteAll(m_autoReleaseObjects);
+	m_autoReleaseObjects.clear();
+
+	if (m_mainWindow)
+		delete m_mainWindow;
+}
+
+bool CorePlugin::initialize(ExtensionSystem::IPluginManager *pluginManager, QString *errorString)
+{
+	Q_UNUSED(errorString);
+	m_plugMan = pluginManager;
+
+	m_mainWindow = new MainWindow(pluginManager);
+	bool success = m_mainWindow->initialize(errorString);
+
+	GeneralSettingsPage *generalSettings = new GeneralSettingsPage(this);
+	SearchPathsSettingsPage *searchPathPage = new SearchPathsSettingsPage(false, this);
+	SearchPathsSettingsPage *recureseSearchPathPage = new SearchPathsSettingsPage(true, this);
+
+	generalSettings->applyGeneralSettings();
+	searchPathPage->applySearchPaths();
+	recureseSearchPathPage->applySearchPaths();
+	addAutoReleasedObject(generalSettings);
+	addAutoReleasedObject(searchPathPage);
+	addAutoReleasedObject(recureseSearchPathPage);
+	return success;
+}
+
+void CorePlugin::extensionsInitialized()
+{
+	m_mainWindow->extensionsInitialized();
+}
+
+void CorePlugin::shutdown()
+{
+}
+
+void CorePlugin::setNelContext(NLMISC::INelContext *nelContext)
+{
+#ifdef NL_OS_WINDOWS
+	// Ensure that a context doesn't exist yet.
+	// This only applies to platforms without PIC, e.g. Windows.
+	nlassert(!NLMISC::INelContext::isContextInitialised());
+#endif // NL_OS_WINDOWS
+	m_libContext = new NLMISC::CLibraryContext(*nelContext);
+}
+
+void CorePlugin::addAutoReleasedObject(QObject *obj)
+{
+	m_plugMan->addObject(obj);
+	m_autoReleaseObjects.prepend(obj);
+}
+
+Q_EXPORT_PLUGIN(CorePlugin)
--- a/code/studio/src/plugins/core/core_plugin.h
+++ b/code/studio/src/plugins/core/core_plugin.h
@ -0,0 +1,74 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2010  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef CORE_PLUGIN_H
+#define CORE_PLUGIN_H
+
+#include "../../extension_system/iplugin.h"
+#include "main_window.h"
+
+#include "nel/misc/app_context.h"
+
+#include <QtCore/QObject>
+
+namespace NLMISC
+{
+class CLibraryContext;
+}
+
+namespace ExtensionSystem
+{
+class IPluginSpec;
+}
+
+namespace Core
+{
+
+class CorePlugin : public QObject, public ExtensionSystem::IPlugin
+{
+	Q_OBJECT
+	Q_INTERFACES(ExtensionSystem::IPlugin)
+public:
+
+	CorePlugin();
+	virtual ~CorePlugin();
+
+	bool initialize(ExtensionSystem::IPluginManager *pluginManager, QString *errorString);
+	void extensionsInitialized();
+	void shutdown();
+
+	void setNelContext(NLMISC::INelContext *nelContext);
+
+	void addAutoReleasedObject(QObject *obj);
+
+	ExtensionSystem::IPluginManager *pluginManager() const
+	{
+		return m_plugMan;
+	}
+
+protected:
+	NLMISC::CLibraryContext *m_libContext;
+
+private:
+	ExtensionSystem::IPluginManager *m_plugMan;
+	MainWindow *m_mainWindow;
+	QList<QObject *> m_autoReleaseObjects;
+};
+
+} // namespace Core
+
+#endif // CORE_PLUGIN_H
--- a/code/studio/src/plugins/core/general_settings_page.cpp
+++ b/code/studio/src/plugins/core/general_settings_page.cpp
@ -0,0 +1,241 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "general_settings_page.h"
+#include "core_constants.h"
+#include "icore.h"
+
+// NeL includes
+#include <nel/misc/path.h>
+
+// Qt includes
+#include <QtCore/QSettings>
+#include <QtGui/QWidget>
+#include <QtGui/QMessageBox>
+#include <QtGui/QFileDialog>
+#include <QtGui/QStyleFactory>
+#include <QtGui/QStyle>
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+namespace Core
+{
+
+GeneralSettingsPage::GeneralSettingsPage(QObject *parent)
+	: IOptionsPage(parent),
+	  m_page(0)
+{
+	m_originalPalette = QApplication::palette();
+}
+
+GeneralSettingsPage::~GeneralSettingsPage()
+{
+}
+
+QString GeneralSettingsPage::id() const
+{
+	return QLatin1String("general_settings");
+}
+
+QString GeneralSettingsPage::trName() const
+{
+	return tr("General");
+}
+
+QString GeneralSettingsPage::category() const
+{
+	return QLatin1String(Constants::SETTINGS_CATEGORY_GENERAL);
+}
+
+QString GeneralSettingsPage::trCategory() const
+{
+	return tr(Constants::SETTINGS_TR_CATEGORY_GENERAL);
+}
+
+QIcon GeneralSettingsPage::categoryIcon() const
+{
+	return QIcon();
+}
+
+void GeneralSettingsPage::applyGeneralSettings()
+{
+	QSettings *settings = Core::ICore::instance()->settings();
+
+	settings->beginGroup(Constants::MAIN_WINDOW_SECTION);
+	QApplication::setStyle(QStyleFactory::create(settings->value(Constants::QT_STYLE, "").toString()));
+
+	if (settings->value(Constants::QT_PALETTE, true).toBool())
+		QApplication::setPalette(QApplication::style()->standardPalette());
+	else
+		QApplication::setPalette(m_originalPalette);
+	settings->endGroup();
+
+	QString levelDesignPrefix;
+#if defined(_DEBUG) && defined(NL_OS_WINDOWS)
+	levelDesignPrefix = "l:";
+#else
+	levelDesignPrefix = QString("%1/data_leveldesign").arg(RYZOM_SHARE_PREFIX);
+#endif
+
+	// Add primitives path and ligo config file to CPath
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	QString primitivePath = settings->value(Core::Constants::PRIMITIVES_PATH, QString("%1/primitives").arg(levelDesignPrefix)).toString();
+	QString ligoConfigFile = settings->value(Core::Constants::LIGOCONFIG_FILE, QString("%1/leveldesign/world_editor_files/world_editor_classes.xml").arg(levelDesignPrefix)).toString();
+	QString leveldesignPath = settings->value(Core::Constants::LEVELDESIGN_PATH, QString("%1/leveldesign").arg(levelDesignPrefix)).toString();
+	NLMISC::CPath::addSearchPath(primitivePath.toUtf8().constData(), true, false);
+	NLMISC::CPath::display();
+	NLMISC::CPath::addSearchFile(ligoConfigFile.toUtf8().constData());
+	NLMISC::CPath::addSearchPath(leveldesignPath.toUtf8().constData(), true, false);
+	settings->endGroup();
+}
+
+QWidget *GeneralSettingsPage::createPage(QWidget *parent)
+{
+	m_page = new QWidget(parent);
+	m_ui.setupUi(m_page);
+
+	readSettings();
+	connect(m_ui.languageComboBox, SIGNAL(currentIndexChanged(QString)), this, SLOT(changeLanguage(QString)));
+	connect(m_ui.pluginsPathButton, SIGNAL(clicked()), this, SLOT(setPluginsPath()));
+	connect(m_ui.leveldesignPathButton, SIGNAL(clicked()), this, SLOT(setLevelDesignPath()));
+	connect(m_ui.assetsPathButton, SIGNAL(clicked()), this, SLOT(setAssetsPath()));
+	connect(m_ui.primitivesPathButton, SIGNAL(clicked()), this, SLOT(setPrimitivesPath()));
+	connect(m_ui.ligoConfigFileButton, SIGNAL(clicked()), this, SLOT(setLigoConfigFile()));
+	return m_page;
+}
+
+void GeneralSettingsPage::apply()
+{
+	writeSettings();
+	applyGeneralSettings();
+}
+
+void GeneralSettingsPage::finish()
+{
+	delete m_page;
+	m_page = 0;
+}
+
+void GeneralSettingsPage::changeLanguage(const QString &lang)
+{
+	QMessageBox::information(0, tr("Restart required"),
+							 tr("The language change will take effect after a restart of Object Viewer Qt."));
+}
+
+void GeneralSettingsPage::setPluginsPath()
+{
+	QString newPath = QFileDialog::getExistingDirectory(0, tr("Set the plugins path"),
+					  m_ui.pluginsPathLineEdit->text());
+	if (!newPath.isEmpty())
+	{
+		m_ui.pluginsPathLineEdit->setText(newPath);
+	}
+}
+
+void GeneralSettingsPage::setLevelDesignPath()
+{
+	QString newPath = QFileDialog::getExistingDirectory(0, tr("Set the level design path"),
+					  m_ui.leveldesignPathLineEdit->text());
+	if (!newPath.isEmpty())
+	{
+		m_ui.leveldesignPathLineEdit->setText(newPath);
+	}
+}
+
+void GeneralSettingsPage::setPrimitivesPath()
+{
+	QString newPath = QFileDialog::getExistingDirectory(0, tr("Set the primitives path"),
+					  m_ui.primitivesPathLineEdit->text());
+	if (!newPath.isEmpty())
+	{
+		m_ui.primitivesPathLineEdit->setText(newPath);
+	}
+}
+
+void GeneralSettingsPage::setLigoConfigFile()
+{
+	QString newFile = QFileDialog::getOpenFileName(0, tr("Set the ligo config file"),
+					  m_ui.ligoConfigFileLineEdit->text());
+	if (!newFile.isEmpty())
+	{
+		m_ui.ligoConfigFileLineEdit->setText(newFile);
+	}
+}
+
+
+void GeneralSettingsPage::setAssetsPath()
+{
+	QString newPath = QFileDialog::getExistingDirectory(0, tr("Set the assets path"),
+					  m_ui.assetsPathLineEdit->text());
+	if (!newPath.isEmpty())
+	{
+		m_ui.assetsPathLineEdit->setText(newPath);
+	}
+}
+
+void GeneralSettingsPage::readSettings()
+{
+	QSettings *settings = Core::ICore::instance()->settings();
+
+	m_ui.pluginsPathLineEdit->setText(settings->value(Core::Constants::PLUGINS_PATH, "./plugins").toString());
+
+	settings->beginGroup(Constants::MAIN_WINDOW_SECTION);
+	m_ui.styleComboBox->addItems(QStyleFactory::keys());
+	QString style = settings->value(Constants::QT_STYLE, "").toString();
+	if (style == "")
+		m_ui.styleComboBox->setCurrentIndex(0);
+	else
+		m_ui.styleComboBox->setCurrentIndex(m_ui.styleComboBox->findText(style));
+	m_ui.paletteCheckBox->setChecked(settings->value(Constants::QT_PALETTE, true).toBool());
+	settings->endGroup();
+
+	QStringList paths;
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	m_ui.leveldesignPathLineEdit->setText(settings->value(Core::Constants::LEVELDESIGN_PATH, "l:/leveldesign").toString());
+	m_ui.assetsPathLineEdit->setText(settings->value(Core::Constants::ASSETS_PATH, "w:/database").toString());
+	m_ui.primitivesPathLineEdit->setText(settings->value(Core::Constants::PRIMITIVES_PATH, "l:/primitives").toString());
+	m_ui.ligoConfigFileLineEdit->setText(settings->value(Core::Constants::LIGOCONFIG_FILE, "l:/leveldesign/world_editor_files/world_editor_classes.xml").toString());
+	settings->endGroup();
+}
+
+void GeneralSettingsPage::writeSettings()
+{
+	QSettings *settings = Core::ICore::instance()->settings();
+
+	settings->setValue(Core::Constants::PLUGINS_PATH, m_ui.pluginsPathLineEdit->text());
+
+	settings->beginGroup(Constants::MAIN_WINDOW_SECTION);
+	if (m_ui.styleComboBox->currentIndex() == 0)
+		settings->setValue(Constants::QT_STYLE, "");
+	else
+		settings->setValue(Constants::QT_STYLE, m_ui.styleComboBox->currentText());
+	settings->setValue(Constants::QT_PALETTE, m_ui.paletteCheckBox->isChecked());
+	settings->endGroup();
+
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	settings->setValue(Core::Constants::LEVELDESIGN_PATH, m_ui.leveldesignPathLineEdit->text());
+	settings->setValue(Core::Constants::ASSETS_PATH, m_ui.assetsPathLineEdit->text());
+	settings->setValue(Core::Constants::PRIMITIVES_PATH, m_ui.primitivesPathLineEdit->text());
+	settings->setValue(Core::Constants::LIGOCONFIG_FILE, m_ui.ligoConfigFileLineEdit->text());
+	settings->endGroup();
+	settings->sync();
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/general_settings_page.h
+++ b/code/studio/src/plugins/core/general_settings_page.h
@ -0,0 +1,74 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+#ifndef GENERAL_SETTINGS_PAGE_H
+#define GENERAL_SETTINGS_PAGE_H
+
+#include <QtCore/QObject>
+
+#include "ioptions_page.h"
+
+#include "ui_general_settings_page.h"
+
+class QWidget;
+
+namespace Core
+{
+/**
+@class GeneralSettingsPage
+*/
+class GeneralSettingsPage : public Core::IOptionsPage
+{
+	Q_OBJECT
+
+public:
+	explicit GeneralSettingsPage(QObject *parent = 0);
+	~GeneralSettingsPage();
+
+	QString id() const;
+	QString trName() const;
+	QString category() const;
+	QString trCategory() const;
+	QIcon categoryIcon() const;
+	QWidget *createPage(QWidget *parent);
+
+	void apply();
+	void finish();
+
+	void applyGeneralSettings();
+
+private Q_SLOTS:
+	void changeLanguage(const QString &lang);
+	void setPluginsPath();
+	void setLevelDesignPath();
+	void setAssetsPath();
+	void setPrimitivesPath();
+	void setLigoConfigFile();
+
+private:
+	void readSettings();
+	void writeSettings();
+
+	QPalette m_originalPalette;
+	QWidget *m_page;
+	Ui::GeneralSettingsPage m_ui;
+};
+
+} // namespace Core
+
+#endif // GENERAL_SETTINGS_H
--- a/code/studio/src/plugins/core/general_settings_page.ui
+++ b/code/studio/src/plugins/core/general_settings_page.ui
@ -0,0 +1,233 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>GeneralSettingsPage</class>
+ <widget class="QWidget" name="GeneralSettingsPage">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>267</width>
+    <height>282</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout_2">
+   <property name="margin">
+    <number>6</number>
+   </property>
+   <property name="spacing">
+    <number>3</number>
+   </property>
+   <item row="0" column="0">
+    <widget class="QGroupBox" name="qtStyleGroupBox">
+     <property name="title">
+      <string>Qt Style</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <property name="spacing">
+       <number>6</number>
+      </property>
+      <property name="margin">
+       <number>6</number>
+      </property>
+      <item>
+       <widget class="QComboBox" name="styleComboBox">
+        <item>
+         <property name="text">
+          <string>default</string>
+         </property>
+        </item>
+       </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="paletteCheckBox">
+        <property name="text">
+         <string>Use style's standard palette</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QGroupBox" name="languageGroupBox">
+     <property name="title">
+      <string>Language</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <property name="margin">
+       <number>6</number>
+      </property>
+      <item>
+       <widget class="QComboBox" name="languageComboBox">
+        <property name="enabled">
+         <bool>false</bool>
+        </property>
+        <item>
+         <property name="text">
+          <string>English</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>German</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>French</string>
+         </property>
+        </item>
+        <item>
+         <property name="text">
+          <string>Russian</string>
+         </property>
+        </item>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QGroupBox" name="pathsGroupBox">
+     <property name="title">
+      <string>Paths</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout">
+      <property name="margin">
+       <number>6</number>
+      </property>
+      <property name="spacing">
+       <number>6</number>
+      </property>
+      <item row="0" column="0">
+       <widget class="QLabel" name="pluginsPathLabel">
+        <property name="text">
+         <string>Plugins</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QLineEdit" name="pluginsPathLineEdit">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="2">
+       <widget class="QToolButton" name="pluginsPathButton">
+        <property name="text">
+         <string>...</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="leveldesignPathLabel">
+        <property name="text">
+         <string>Sheets</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QLineEdit" name="leveldesignPathLineEdit">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="2">
+       <widget class="QToolButton" name="leveldesignPathButton">
+        <property name="text">
+         <string>...</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
+       <widget class="QLabel" name="assetsPathLabel">
+        <property name="text">
+         <string>Assets Database:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <widget class="QLineEdit" name="assetsPathLineEdit">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="2">
+       <widget class="QToolButton" name="assetsPathButton">
+        <property name="text">
+         <string>...</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="primitivesPathLabel">
+        <property name="text">
+         <string>Primitives</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1">
+       <widget class="QLineEdit" name="primitivesPathLineEdit"/>
+      </item>
+      <item row="3" column="2">
+       <widget class="QToolButton" name="primitivesPathButton">
+        <property name="text">
+         <string>...</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="1">
+       <widget class="QLineEdit" name="ligoConfigFileLineEdit"/>
+      </item>
+      <item row="4" column="0">
+       <widget class="QLabel" name="ligoConfigFileLabel">
+        <property name="text">
+         <string>Ligo Config File</string>
+        </property>
+       </widget>
+      </item>
+      <item row="4" column="2">
+       <widget class="QToolButton" name="ligoConfigFileButton">
+        <property name="text">
+         <string>...</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item row="3" column="0">
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="core.qrc"/>
+ </resources>
+ <connections/>
+</ui>
--- a/code/studio/src/plugins/core/icons/ic_nel_add_item.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_add_item.png
--- a/code/studio/src/plugins/core/icons/ic_nel_crash.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_crash.png
--- a/code/studio/src/plugins/core/icons/ic_nel_delete_item.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_delete_item.png
--- a/code/studio/src/plugins/core/icons/ic_nel_down_item.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_down_item.png
--- a/code/studio/src/plugins/core/icons/ic_nel_generic_settings.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_generic_settings.png
--- a/code/studio/src/plugins/core/icons/ic_nel_new.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_new.png
--- a/code/studio/src/plugins/core/icons/ic_nel_open.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_open.png
--- a/code/studio/src/plugins/core/icons/ic_nel_path_settings.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_path_settings.png
--- a/code/studio/src/plugins/core/icons/ic_nel_pill.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_pill.png
--- a/code/studio/src/plugins/core/icons/ic_nel_redo.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_redo.png
--- a/code/studio/src/plugins/core/icons/ic_nel_reset_all.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_reset_all.png
--- a/code/studio/src/plugins/core/icons/ic_nel_save.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_save.png
--- a/code/studio/src/plugins/core/icons/ic_nel_save_as.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_save_as.png
--- a/code/studio/src/plugins/core/icons/ic_nel_undo.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_undo.png
--- a/code/studio/src/plugins/core/icons/ic_nel_up_item.png
+++ b/code/studio/src/plugins/core/icons/ic_nel_up_item.png
--- a/code/studio/src/plugins/core/icontext.h
+++ b/code/studio/src/plugins/core/icontext.h
@ -0,0 +1,76 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef ICONTEXT_H
+#define ICONTEXT_H
+
+// Project includes
+#include "core_global.h"
+
+// Qt includes
+#include <QtCore/QObject>
+#include <QtCore/QString>
+#include <QtGui/QIcon>
+
+QT_BEGIN_NAMESPACE
+class QWidget;
+class QUndoStack;
+QT_END_NAMESPACE
+
+namespace Core
+{
+/**
+@interface IContext
+@brief The IContext is an interface for providing tab pages in main window.
+@details You need to subclass this interface and put an instance of your subclass
+  into the plugin manager object pool.
+*/
+class CORE_EXPORT IContext: public QObject
+{
+	Q_OBJECT
+public:
+	IContext(QObject *parent = 0): QObject(parent) {}
+	virtual ~IContext() {}
+
+	/// id() is a unique identifier for referencing this page
+	virtual QString id() const = 0;
+
+	/// trName() is the (translated) name for display.
+	virtual QString trName() const = 0;
+
+	/// icon() is the icon for display
+	virtual QIcon icon() const = 0;
+
+	/// The widget will be destroyed by the widget hierarchy when the main window closes
+	virtual QWidget *widget() = 0;
+
+	virtual QUndoStack *undoStack() = 0;
+
+	virtual void open() = 0;
+
+	virtual void save(){}
+
+	virtual void saveAs(){}
+
+	virtual void newDocument(){}
+
+	virtual void close(){}
+};
+
+} // namespace Core
+
+#endif // ICONTEXT_H
--- a/code/studio/src/plugins/core/icore.h
+++ b/code/studio/src/plugins/core/icore.h
@ -0,0 +1,70 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef ICORE_H
+#define ICORE_H
+
+#include "core_global.h"
+
+#include <QtCore/QObject>
+
+QT_BEGIN_NAMESPACE
+class QMainWindow;
+class QSettings;
+QT_END_NAMESPACE
+
+namespace ExtensionSystem
+{
+class IPluginManager;
+}
+
+namespace Core
+{
+class MenuManager;
+class ContextManager;
+
+class CORE_EXPORT ICore : public QObject
+{
+	Q_OBJECT
+
+public:
+	ICore() {}
+	virtual ~ICore() {}
+
+	static ICore *instance();
+
+	virtual bool showOptionsDialog(const QString &group = QString(),
+								   const QString &page = QString(),
+								   QWidget *parent = 0) = 0;
+
+	virtual MenuManager *menuManager() const = 0;
+	virtual ContextManager *contextManager() const = 0;
+
+	virtual QSettings *settings() const = 0;
+	virtual QMainWindow *mainWindow() const = 0;
+
+	virtual ExtensionSystem::IPluginManager *pluginManager() const = 0;
+
+Q_SIGNALS:
+	void changeSettings();
+	void closeMainWindow();
+};
+
+} // namespace Core
+
+#endif // ICORE_H
--- a/code/studio/src/plugins/core/icore_listener.h
+++ b/code/studio/src/plugins/core/icore_listener.h
@ -0,0 +1,63 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef ICORE_LISTENER_H
+#define ICORE_LISTENER_H
+
+// Project includes
+#include "core_global.h"
+
+// Qt includes
+#include <QtCore/QObject>
+
+QT_BEGIN_NAMESPACE
+class QWidget;
+QT_END_NAMESPACE
+
+namespace Core
+{
+/**
+@interface ICoreListener
+@brief The ICoreListener is an interface for providing a hook for plugins to veto on close event emitted from
+the core plugin.
+@details You implement this interface if you want to prevent the closing of the whole application.
+If the application window requests a close, then first ICoreListener::closeMainWindow() is called
+(in arbitrary order) on all registered objects implementing this interface.
+If one if these calls returns false, the process is aborted and the event is ignored.  If all calls return
+true, the corresponding signal is emitted and the event is accepted/performed.
+
+You need to add your implementing object to the plugin managers objects:
+PluginManager->addObject(yourImplementingObject);
+Don't forget to remove the object again at deconstruction (e.g. in the destructor of
+your plugin)
+*/
+class CORE_EXPORT ICoreListener: public QObject
+{
+	Q_OBJECT
+public:
+	ICoreListener(QObject *parent = 0): QObject(parent) {}
+	virtual ~ICoreListener() {}
+
+	/// Return false from the implemented method if you want to prevent the event.
+	virtual bool closeMainWindow() const = 0;
+};
+
+} // namespace Core
+
+
+#endif // ICORE_LISTENER_H
--- a/code/studio/src/plugins/core/images/nel.png
+++ b/code/studio/src/plugins/core/images/nel.png
--- a/code/studio/src/plugins/core/images/preferences.png
+++ b/code/studio/src/plugins/core/images/preferences.png
--- a/code/studio/src/plugins/core/ioptions_page.h
+++ b/code/studio/src/plugins/core/ioptions_page.h
@ -0,0 +1,75 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef IOPTIONS_PAGE_H
+#define IOPTIONS_PAGE_H
+
+// Project includes
+#include "core_global.h"
+
+// Qt includes
+#include <QtCore/QObject>
+
+QT_BEGIN_NAMESPACE
+class QWidget;
+class QIcon;
+QT_END_NAMESPACE
+
+namespace Core
+{
+/**
+@interface IOptionsPage
+@brief The IOptionsPage is an interface for providing options pages.
+@details You need to subclass this interface and put an instance of your subclass
+  into the plugin manager object pool.
+*/
+class CORE_EXPORT IOptionsPage: public QObject
+{
+	Q_OBJECT
+public:
+	IOptionsPage(QObject *parent = 0): QObject(parent) {}
+	virtual ~IOptionsPage() {}
+
+	/// id() is a unique identifier for referencing this page
+	virtual QString id() const = 0;
+
+	/// trName() is the (translated) name for display.
+	virtual QString trName() const = 0;
+
+	/// category() is the unique id for the category that the page should be displayed in
+	virtual QString category() const = 0;
+
+	/// trCategory() is the translated category
+	virtual QString trCategory() const = 0;
+
+	virtual QIcon categoryIcon() const = 0;
+
+	/// createPage() is called to retrieve the widget to show in the preferences dialog
+	/// The widget will be destroyed by the widget hierarchy when the dialog closes
+	virtual QWidget *createPage(QWidget *parent) = 0;
+
+	/// apply() is called to store the settings. It should detect if any changes have been made and store those.
+	virtual void apply() = 0;
+
+	/// finish() is called directly before the preferences dialog closes
+	virtual void finish() = 0;
+};
+
+} // namespace Core
+
+#endif // IOPTIONS_PAGE_H
--- a/code/studio/src/plugins/core/main_window.cpp
+++ b/code/studio/src/plugins/core/main_window.cpp
@ -0,0 +1,492 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "main_window.h"
+#include "icontext.h"
+#include "icore_listener.h"
+#include "menu_manager.h"
+#include "context_manager.h"
+#include "core.h"
+#include "core_constants.h"
+#include "settings_dialog.h"
+
+// NeL includes
+#include <nel/misc/debug.h>
+
+// Qt includes
+#include <QtCore/QCoreApplication>
+#include <QtGui/QUndoView>
+#include <QtGui/QtGui>
+
+namespace Core
+{
+
+MainWindow::MainWindow(ExtensionSystem::IPluginManager *pluginManager, QWidget *parent)
+	: QMainWindow(parent),
+	  m_pluginManager(0),
+	  m_menuManager(0),
+	  m_contextManager(0),
+	  m_coreImpl(0),
+	  m_lastDir("."),
+	  m_undoGroup(0),
+	  m_settings(0)
+{
+	QCoreApplication::setApplicationName(QLatin1String("ObjectViewerQt"));
+	QCoreApplication::setApplicationVersion(QLatin1String(Core::Constants::OVQT_VERSION_LONG));
+	QCoreApplication::setOrganizationName(QLatin1String("RyzomCore"));
+
+	setObjectName(Constants::MAIN_WINDOW);
+	setWindowIcon(QIcon(Constants::ICON_PILL));
+	setWindowTitle(tr("Object Viewer Qt"));
+
+	m_pluginManager = pluginManager;
+	m_settings = m_pluginManager->settings();
+	m_coreImpl = new CoreImpl(this);
+
+#ifdef Q_WS_MAC
+	m_menuBar = new QMenuBar(0);
+#else
+	m_menuBar = new QMenuBar(this);
+	setMenuBar(m_menuBar);
+#endif
+
+	m_menuManager = new MenuManager(m_menuBar, this);
+
+	m_tabWidget = new QTabWidget(this);
+	m_tabWidget->setTabPosition(QTabWidget::South);
+	m_tabWidget->setMovable(false);
+	m_tabWidget->setDocumentMode(true);
+	setCentralWidget(m_tabWidget);
+
+	m_contextManager = new ContextManager(this, m_tabWidget);
+
+	setDockNestingEnabled(true);
+	m_originalPalette = QApplication::palette();
+	m_undoGroup = new QUndoGroup(this);
+
+	createDialogs();
+	createActions();
+	createMenus();
+	createStatusBar();
+	resize(1024, 768);
+}
+
+MainWindow::~MainWindow()
+{
+	m_pluginManager->removeObject(m_coreImpl);
+	m_pluginManager->removeObject(m_menuManager);
+
+	delete m_coreImpl;
+	m_coreImpl = 0;
+}
+
+bool MainWindow::initialize(QString *errorString)
+{
+	Q_UNUSED(errorString);
+	m_pluginManager->addObject(m_coreImpl);
+	m_pluginManager->addObject(m_menuManager);
+	return true;
+}
+
+void MainWindow::extensionsInitialized()
+{
+	readSettings();
+	connect(m_contextManager, SIGNAL(currentContextChanged(Core::IContext *)),
+			this, SLOT(updateContext(Core::IContext *)));
+	if (m_contextManager->currentContext() != NULL)
+		updateContext(m_contextManager->currentContext());
+	show();
+}
+
+MenuManager *MainWindow::menuManager() const
+{
+	return m_menuManager;
+}
+
+ContextManager *MainWindow::contextManager() const
+{
+	return m_contextManager;
+}
+
+QSettings *MainWindow::settings() const
+{
+	return m_settings;
+}
+
+QUndoGroup *MainWindow::undoGroup() const
+{
+	return m_undoGroup;
+}
+
+ExtensionSystem::IPluginManager *MainWindow::pluginManager() const
+{
+	return m_pluginManager;
+}
+
+void MainWindow::addContextObject(IContext *context)
+{
+	QUndoStack *stack = context->undoStack();
+	if (stack)
+		m_undoGroup->addStack(stack);
+}
+
+void MainWindow::removeContextObject(IContext *context)
+{
+	QUndoStack *stack = context->undoStack();
+	if (stack)
+		m_undoGroup->removeStack(stack);
+}
+
+void MainWindow::open()
+{
+	m_contextManager->currentContext()->open();
+}
+
+void MainWindow::newFile()
+{
+	m_contextManager->currentContext()->newDocument();
+}
+
+void MainWindow::save()
+{
+	m_contextManager->currentContext()->save();
+}
+
+void MainWindow::saveAs()
+{
+	m_contextManager->currentContext()->saveAs();
+}
+
+void MainWindow::saveAll()
+{
+}
+
+void MainWindow::closeDocument()
+{
+	m_contextManager->currentContext()->close();
+}
+
+
+void MainWindow::cut()
+{
+}
+
+void MainWindow::copy()
+{
+}
+
+void MainWindow::paste()
+{
+}
+
+void MainWindow::del()
+{
+}
+
+void MainWindow::find()
+{
+}
+
+void MainWindow::gotoPos()
+{
+}
+
+void MainWindow::setFullScreen(bool enabled)
+{
+	if (bool(windowState() & Qt::WindowFullScreen) == enabled)
+		return;
+	if (enabled)
+		setWindowState(windowState() | Qt::WindowFullScreen);
+	else
+		setWindowState(windowState() & ~Qt::WindowFullScreen);
+}
+
+bool MainWindow::showOptionsDialog(const QString &group,
+								   const QString &page,
+								   QWidget *parent)
+{
+	if (!parent)
+		parent = this;
+	SettingsDialog settingsDialog(m_pluginManager, group, page, parent);
+	settingsDialog.show();
+	bool ok = settingsDialog.execDialog();
+	if (ok)
+		Q_EMIT m_coreImpl->changeSettings();
+	return ok;
+}
+
+void MainWindow::about()
+{
+	QMessageBox::about(this, tr("About Object Viewer Qt"),
+					   tr("<h2>Object Viewer Qt</h2>"
+						  "<p> Ryzom Core team <p>Compiled on %1 %2").arg(__DATE__).arg(__TIME__));
+}
+
+void MainWindow::updateContext(Core::IContext *context)
+{
+	m_undoGroup->setActiveStack(context->undoStack());
+}
+
+void MainWindow::closeEvent(QCloseEvent *event)
+{
+	QList<ICoreListener *> listeners = m_pluginManager->getObjects<ICoreListener>();
+	Q_FOREACH(ICoreListener *listener, listeners)
+	{
+		if (!listener->closeMainWindow())
+		{
+			event->ignore();
+			return;
+		}
+	}
+	Q_EMIT m_coreImpl->closeMainWindow();
+
+	writeSettings();
+	event->accept();
+}
+
+void MainWindow::createActions()
+{
+	m_newAction = new QAction(tr("&New"), this);
+	m_newAction->setIcon(QIcon(Constants::ICON_NEW));
+	m_newAction->setShortcut(QKeySequence::New);
+	menuManager()->registerAction(m_newAction, Constants::NEW);
+	connect(m_newAction, SIGNAL(triggered()), this, SLOT(newFile()));
+	m_newAction->setEnabled(false);
+
+	m_openAction = new QAction(tr("&Open..."), this);
+	m_openAction->setIcon(QIcon(Constants::ICON_OPEN));
+	m_openAction->setShortcut(QKeySequence::Open);
+	m_openAction->setStatusTip(tr("Open an existing file"));
+	menuManager()->registerAction(m_openAction, Constants::OPEN);
+	connect(m_openAction, SIGNAL(triggered()), this, SLOT(open()));
+
+	m_saveAction = new QAction(tr("&Save"), this);
+	m_saveAction->setIcon(QIcon(Constants::ICON_SAVE));
+	m_saveAction->setShortcut(QKeySequence::Save);
+	menuManager()->registerAction(m_saveAction, Constants::SAVE);
+	connect(m_saveAction, SIGNAL(triggered()), this, SLOT(save()));
+	m_saveAction->setEnabled(false);
+
+	m_saveAsAction = new QAction(tr("Save &As..."), this);
+	m_saveAsAction->setIcon(QIcon(Constants::ICON_SAVE_AS));
+	m_saveAsAction->setShortcut(QKeySequence::SaveAs);
+	menuManager()->registerAction(m_saveAsAction, Constants::SAVE_AS);
+	connect(m_saveAsAction, SIGNAL(triggered()), this, SLOT(saveAs()));
+	m_saveAsAction->setEnabled(false);
+
+	m_saveAllAction = new QAction(tr("&Save A&ll"), this);
+	m_saveAllAction->setShortcut(QKeySequence::SelectAll);
+	menuManager()->registerAction(m_saveAllAction, Constants::SAVE_ALL);
+	connect(m_saveAllAction, SIGNAL(triggered()), this, SLOT(saveAll()));
+	m_saveAllAction->setEnabled(false);
+
+	m_closeAction = new QAction(tr("Close"), this);
+	m_closeAction->setShortcut(QKeySequence::Close);
+	menuManager()->registerAction(m_closeAction, Constants::CLOSE);
+	connect(m_closeAction, SIGNAL(triggered()), this, SLOT(closeDocument()));
+	m_closeAction->setEnabled(false);
+
+	m_exitAction = new QAction(tr("E&xit"), this);
+	m_exitAction->setShortcut(QKeySequence(tr("Ctrl+Q")));
+	m_exitAction->setStatusTip(tr("Exit the application"));
+	menuManager()->registerAction(m_exitAction, Constants::EXIT);
+	connect(m_exitAction, SIGNAL(triggered()), this, SLOT(close()));
+
+	m_cutAction = new QAction(tr("Cu&t"), this);
+	m_cutAction->setShortcut(QKeySequence::Cut);
+	menuManager()->registerAction(m_cutAction, Constants::CUT);
+	connect(m_cutAction, SIGNAL(triggered()), this, SLOT(cut()));
+	m_cutAction->setEnabled(false);
+
+	m_copyAction = new QAction(tr("&Copy"), this);
+	m_copyAction->setShortcut(QKeySequence::Copy);
+	menuManager()->registerAction(m_copyAction, Constants::COPY);
+	connect(m_copyAction, SIGNAL(triggered()), this, SLOT(copy()));
+	m_copyAction->setEnabled(false);
+
+	m_pasteAction = new QAction(tr("&Paste"), this);
+	m_pasteAction->setShortcut(QKeySequence::Paste);
+	menuManager()->registerAction(m_pasteAction, Constants::PASTE);
+	connect(m_pasteAction, SIGNAL(triggered()), this, SLOT(paste()));
+	m_pasteAction->setEnabled(false);
+
+	m_delAction = new QAction(tr("&Delete"), this);
+	m_delAction->setShortcut(QKeySequence::Delete);
+	menuManager()->registerAction(m_delAction, Constants::DEL);
+	connect(m_delAction, SIGNAL(triggered()), this, SLOT(del()));
+	m_delAction->setEnabled(false);
+
+	m_selectAllAction = new QAction(tr("Select &All"), this);
+	m_selectAllAction->setShortcut(QKeySequence::SelectAll);
+	menuManager()->registerAction(m_selectAllAction, Constants::SELECT_ALL);
+	connect(m_selectAllAction, SIGNAL(triggered()), this, SLOT(selectAll()));
+	m_selectAllAction->setEnabled(false);
+
+	m_findAction = new QAction(tr("&Find"), this);
+	m_findAction->setShortcut(QKeySequence::Find);
+	menuManager()->registerAction(m_findAction, Constants::FIND);
+	connect(m_findAction, SIGNAL(triggered()), this, SLOT(find()));
+	m_findAction->setEnabled(false);
+
+	m_gotoAction = new QAction(tr("&Go To.."), this);
+	m_gotoAction->setShortcut(QKeySequence(tr("Ctrl+G")));
+	menuManager()->registerAction(m_gotoAction, Constants::GOTO_POS);
+	connect(m_gotoAction, SIGNAL(triggered()), this, SLOT(gotoPos()));
+	m_gotoAction->setEnabled(false);
+
+	m_fullscreenAction = new QAction(tr("Fullscreen"), this);
+	m_fullscreenAction->setCheckable(true);
+	m_fullscreenAction->setShortcut(QKeySequence(tr("Ctrl+Shift+F11")));
+	menuManager()->registerAction(m_fullscreenAction, Constants::TOGGLE_FULLSCREEN);
+	connect(m_fullscreenAction, SIGNAL(triggered(bool)), this, SLOT(setFullScreen(bool)));
+
+	m_settingsAction = new QAction(tr("&Settings"), this);
+	m_settingsAction->setIcon(QIcon(":/images/preferences.png"));
+	m_settingsAction->setShortcut(QKeySequence::Preferences);
+	m_settingsAction->setStatusTip(tr("Open the settings dialog"));
+	menuManager()->registerAction(m_settingsAction, Constants::SETTINGS);
+	connect(m_settingsAction, SIGNAL(triggered()), this, SLOT(showOptionsDialog()));
+
+	m_aboutAction = new QAction(tr("&About"), this);
+	m_aboutAction->setStatusTip(tr("Show the application's About box"));
+	menuManager()->registerAction(m_aboutAction, Constants::ABOUT);
+	connect(m_aboutAction, SIGNAL(triggered()), this, SLOT(about()));
+
+	m_aboutQtAction = new QAction(tr("About &Qt"), this);
+	m_aboutQtAction->setStatusTip(tr("Show the Qt library's About box"));
+	menuManager()->registerAction(m_aboutQtAction, Constants::ABOUT_QT);
+	connect(m_aboutQtAction, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
+
+	m_pluginViewAction = new QAction(tr("About &Plugins"), this);
+	m_pluginViewAction->setStatusTip(tr("Show the plugin view dialog"));
+	menuManager()->registerAction(m_pluginViewAction, Constants::ABOUT_PLUGINS);
+	connect(m_pluginViewAction, SIGNAL(triggered()), m_pluginView, SLOT(show()));
+
+#ifdef Q_WS_MAC
+	m_exitAction->setMenuRole(QAction::QuitRole);
+	m_settingsAction->setMenuRole(QAction::PreferencesRole);
+	m_aboutAction->setMenuRole(QAction::AboutRole);
+	m_aboutQtAction->setMenuRole(QAction::AboutQtRole);
+	m_pluginViewAction->setMenuRole(QAction::ApplicationSpecificRole);
+#endif
+}
+
+void MainWindow::createMenus()
+{
+	m_fileMenu = m_menuBar->addMenu(tr("&File"));
+	menuManager()->registerMenu(m_fileMenu, Constants::M_FILE);
+	m_fileMenu->addAction(m_newAction);
+	m_fileMenu->addAction(m_openAction);
+	m_fileMenu->addSeparator();
+	m_fileMenu->addAction(m_saveAction);
+	m_fileMenu->addAction(m_saveAsAction);
+	m_fileMenu->addAction(m_saveAllAction);
+	m_fileMenu->addAction(m_closeAction);
+	m_fileMenu->addSeparator();
+
+	m_recentFilesMenu = m_fileMenu->addMenu(tr("Recent &Files"));
+	m_recentFilesMenu->setEnabled(false);
+	menuManager()->registerMenu(m_recentFilesMenu, Constants::M_FILE_RECENTFILES);
+
+	m_fileMenu->addSeparator();
+	m_fileMenu->addAction(m_exitAction);
+
+	m_editMenu = m_menuBar->addMenu(tr("&Edit"));
+	QAction *undoAction = m_undoGroup->createUndoAction(this);
+	menuManager()->registerAction(undoAction, Constants::UNDO);
+	undoAction->setIcon(QIcon(Constants::ICON_UNDO));
+	undoAction->setShortcut(QKeySequence::Undo);
+	QAction *redoAction = m_undoGroup->createRedoAction(this);
+	menuManager()->registerAction(redoAction, Constants::REDO);
+	redoAction->setIcon(QIcon(Constants::ICON_REDO));
+	redoAction->setShortcut(QKeySequence::Redo);
+	m_editMenu->addAction(undoAction);
+	m_editMenu->addAction(redoAction);
+
+	m_editMenu->addSeparator();
+	m_editMenu->addAction(m_cutAction);
+	m_editMenu->addAction(m_copyAction);
+	m_editMenu->addAction(m_pasteAction);
+	m_editMenu->addAction(m_delAction);
+	m_editMenu->addSeparator();
+	m_editMenu->addAction(m_selectAllAction);
+	m_editMenu->addSeparator();
+	m_editMenu->addAction(m_findAction);
+	m_editMenu->addAction(m_gotoAction);
+	menuManager()->registerMenu(m_editMenu, Constants::M_EDIT);
+
+	m_viewMenu = m_menuBar->addMenu(tr("&View"));
+	m_viewMenu->addAction(m_fullscreenAction);
+	m_viewMenu->addAction(m_dockWidget->toggleViewAction());
+	menuManager()->registerMenu(m_viewMenu, Constants::M_VIEW);
+
+	m_toolsMenu = m_menuBar->addMenu(tr("&Tools"));
+	menuManager()->registerMenu(m_toolsMenu, Constants::M_TOOLS);
+
+	m_sheetMenu = m_toolsMenu->addMenu(tr("&Sheet"));
+	menuManager()->registerMenu(m_sheetMenu, Constants::M_SHEET);
+
+//	m_toolsMenu->addSeparator();
+
+	m_toolsMenu->addAction(m_settingsAction);
+
+	m_menuBar->addSeparator();
+
+	m_helpMenu = m_menuBar->addMenu(tr("&Help"));
+	menuManager()->registerMenu(m_helpMenu, Constants::M_HELP);
+	m_helpMenu->addAction(m_aboutAction);
+	m_helpMenu->addAction(m_aboutQtAction);
+	m_helpMenu->addAction(m_pluginViewAction);
+}
+
+void MainWindow::createStatusBar()
+{
+	statusBar()->showMessage(tr("StatusReady"));
+}
+
+void MainWindow::createDialogs()
+{
+	m_pluginView = new PluginView(m_pluginManager, this);
+
+	// Create undo/redo command list
+	m_dockWidget = new QDockWidget("Command List", this);
+	m_dockWidget->setObjectName(QString::fromUtf8("UndoRedoCommandDockWidget"));
+	QUndoView *undoView = new QUndoView(m_undoGroup, m_dockWidget);
+	m_dockWidget->setWidget(undoView);
+	addDockWidget(Qt::RightDockWidgetArea, m_dockWidget);
+}
+
+void MainWindow::readSettings()
+{
+	m_settings->beginGroup(Constants::MAIN_WINDOW_SECTION);
+	restoreState(m_settings->value(Constants::MAIN_WINDOW_STATE).toByteArray());
+	restoreGeometry(m_settings->value(Constants::MAIN_WINDOW_GEOMETRY).toByteArray());
+	m_settings->endGroup();
+}
+
+void MainWindow::writeSettings()
+{
+	m_settings->beginGroup(Constants::MAIN_WINDOW_SECTION);
+	m_settings->setValue(Constants::MAIN_WINDOW_STATE, saveState());
+	m_settings->setValue(Constants::MAIN_WINDOW_GEOMETRY, saveGeometry());
+	m_settings->endGroup();
+}
+
+} /* namespace Core */
+
+/* end of file */
--- a/code/studio/src/plugins/core/main_window.h
+++ b/code/studio/src/plugins/core/main_window.h
@ -0,0 +1,147 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef MAIN_WINDOW_H
+#define MAIN_WINDOW_H
+
+// Project includes
+#include "../../extension_system/iplugin_manager.h"
+#include "plugin_view_dialog.h"
+
+// STL includes
+
+// Qt includes
+#include <QtGui/QMainWindow>
+#include <QtGui/QUndoGroup>
+#include <QtCore/QSettings>
+
+namespace Core
+{
+class CSettingsDialog;
+class CorePlugin;
+class IContext;
+class MenuManager;
+class ContextManager;
+class CoreImpl;
+
+class MainWindow : public QMainWindow
+{
+	Q_OBJECT
+
+public:
+	MainWindow(ExtensionSystem::IPluginManager *pluginManager, QWidget *parent = 0);
+	~MainWindow();
+
+	bool initialize(QString *errorString);
+	void extensionsInitialized();
+
+	MenuManager *menuManager() const;
+	ContextManager *contextManager() const;
+	QSettings *settings() const;
+	QUndoGroup *undoGroup() const;
+
+	ExtensionSystem::IPluginManager *pluginManager() const;
+
+	void addContextObject(IContext *context);
+	void removeContextObject(IContext *context);
+
+public Q_SLOTS:
+	bool showOptionsDialog(const QString &group = QString(),
+						   const QString &page = QString(),
+						   QWidget *parent = 0);
+	void updateContext(Core::IContext *context);
+
+private Q_SLOTS:
+	void open();
+	void newFile();
+	void save();
+	void saveAs();
+	void saveAll();
+	void closeDocument();
+	void cut();
+	void copy();
+	void paste();
+	void del();
+	void find();
+	void gotoPos();
+	void setFullScreen(bool enabled);
+	void about();
+
+protected:
+	virtual void closeEvent(QCloseEvent *event);
+
+private:
+	void createActions();
+	void createMenus();
+	void createStatusBar();
+	void createDialogs();
+
+	void readSettings();
+	void writeSettings();
+
+	ExtensionSystem::IPluginManager *m_pluginManager;
+	PluginView *m_pluginView;
+	MenuManager *m_menuManager;
+	ContextManager *m_contextManager;
+	CoreImpl *m_coreImpl;
+
+	QPalette m_originalPalette;
+	QString m_lastDir;
+
+	QDockWidget *m_dockWidget;
+	QUndoGroup *m_undoGroup;
+	QSettings *m_settings;
+
+	QTimer *m_mainTimer;
+	QTimer *m_statusBarTimer;
+
+	QTabWidget *m_tabWidget;
+
+	QMenu *m_fileMenu;
+	QMenu *m_recentFilesMenu;
+	QMenu *m_editMenu;
+	QMenu *m_viewMenu;
+	QMenu *m_toolsMenu;
+	QMenu *m_helpMenu;
+	QMenuBar *m_menuBar;
+	QMenu *m_sheetMenu;
+
+	QAction *m_newAction;
+	QAction *m_openAction;
+	QAction *m_saveAction;
+	QAction *m_saveAsAction;
+	QAction *m_saveAllAction;
+	QAction *m_closeAction;
+	QAction *m_exitAction;
+	QAction *m_cutAction;
+	QAction *m_copyAction;
+	QAction *m_pasteAction;
+	QAction *m_delAction;
+	QAction *m_selectAllAction;
+	QAction *m_findAction;
+	QAction *m_gotoAction;
+	QAction *m_fullscreenAction;
+	QAction *m_settingsAction;
+	QAction *m_pluginViewAction;
+	QAction *m_aboutAction;
+	QAction *m_aboutQtAction;
+
+};/* class MainWindow */
+
+} /* namespace Core */
+
+#endif // MAIN_WINDOW_H
--- a/code/studio/src/plugins/core/menu_manager.cpp
+++ b/code/studio/src/plugins/core/menu_manager.cpp
@ -0,0 +1,96 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "menu_manager.h"
+
+// NeL includes
+#include <nel/misc/debug.h>
+
+namespace Core
+{
+struct MenuManagerPrivate
+{
+	MenuManagerPrivate(): m_menuBar(0) {}
+	QMenuBar *m_menuBar;
+	typedef QHash<QString, QMenu *> IdMenuMap;
+	IdMenuMap m_menuMap;
+	typedef QHash<QString, QAction *> IdActionMap;
+	IdActionMap m_actionMap;
+};
+
+MenuManager::MenuManager(QMenuBar *menuBar, QObject *parent)
+	: QObject(parent),
+	  d(new MenuManagerPrivate())
+{
+	d->m_menuBar = menuBar;
+}
+
+MenuManager::~MenuManager()
+{
+	d->m_menuMap.clear();
+	delete d;
+}
+
+void MenuManager::registerMenu(QMenu *menu, const QString &id)
+{
+	menu->setObjectName(id);
+	d->m_menuMap.insert(id, menu);
+}
+
+void MenuManager::registerAction(QAction *action, const QString &id)
+{
+	action->setObjectName(id);
+	d->m_actionMap.insert(id, action);
+}
+
+QMenu *MenuManager::menu(const QString &id) const
+{
+	QMenu *result = 0;
+	if (!d->m_menuMap.contains(id))
+		nlwarning("QMenu %s not found", id.toUtf8().constData());
+	else
+		result = d->m_menuMap.value(id);
+	return result;
+}
+
+QAction *MenuManager::action(const QString &id) const
+{
+	QAction *result = 0;
+	if (!d->m_actionMap.contains(id))
+		nlwarning("QAction %s not found", id.toUtf8().constData());
+	else
+		result = d->m_actionMap.value(id);
+	return result;
+}
+
+void MenuManager::unregisterMenu(const QString &id)
+{
+	d->m_menuMap.remove(id);
+}
+
+void MenuManager::unregisterAction(const QString &id)
+{
+	d->m_actionMap.remove(id);
+}
+
+QMenuBar *MenuManager::menuBar() const
+{
+	return d->m_menuBar;
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/menu_manager.h
+++ b/code/studio/src/plugins/core/menu_manager.h
@ -0,0 +1,67 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef MENU_MANAGER_H
+#define MENU_MANAGER_H
+
+// Project includes
+#include "core_global.h"
+
+// Qt includes
+#include <QtCore/QHash>
+#include <QtCore/QObject>
+#include <QtCore/QList>
+#include <QtGui/QMenu>
+#include <QtGui/QAction>
+#include <QtGui/QMenuBar>
+
+namespace Core
+{
+struct MenuManagerPrivate;
+
+/*
+@interface MenuManager
+@brief The MenuManager provide the interface for registration of menus and menu item.
+@details The MenuManager provides centralized access to menus and menu items.
+All menus and menu items should be registered in the MenuManager.
+*/
+class CORE_EXPORT MenuManager: public QObject
+{
+	Q_OBJECT
+
+public:
+	MenuManager(QMenuBar *menuBar, QObject *parent = 0);
+	virtual ~MenuManager();
+
+	void registerMenu(QMenu *menu, const QString &id);
+	void registerAction(QAction *action, const QString &id);
+
+	QMenu *menu(const QString &id) const;
+	QAction *action(const QString &id) const;
+
+	void unregisterMenu(const QString &id);
+	void unregisterAction(const QString &id);
+
+	QMenuBar *menuBar() const;
+private:
+
+	MenuManagerPrivate *d;
+};
+
+} // namespace Core
+
+#endif // MENU_MANAGER_H
--- a/code/studio/src/plugins/core/ovqt_plugin_core.xml
+++ b/code/studio/src/plugins/core/ovqt_plugin_core.xml
@ -0,0 +1,7 @@
+<plugin-spec>
+    <library-name>ovqt_plugin_core</library-name>
+    <name>Core</name>
+    <version>0.8</version>
+    <vendor>Ryzom Core</vendor>
+    <description>Core plugin.</description>
+</plugin-spec>
--- a/code/studio/src/plugins/core/plugin_view_dialog.cpp
+++ b/code/studio/src/plugins/core/plugin_view_dialog.cpp
@ -0,0 +1,108 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "plugin_view_dialog.h"
+#include "core_constants.h"
+
+#include "nel/misc/debug.h"
+
+// Qt includes
+#include <QtCore/QDir>
+#include <QtGui/QIcon>
+#include <QtGui/QStyle>
+#include <QtGui/QTreeWidgetItem>
+
+// Project includes
+#include "../../extension_system/iplugin_spec.h"
+#include "../../extension_system/iplugin_manager.h"
+
+namespace Core
+{
+
+PluginView::PluginView(ExtensionSystem::IPluginManager *pluginManager, QWidget *parent)
+	: QDialog(parent),
+	  m_checkStateColumn(0)
+{
+	m_ui.setupUi(this);
+	m_pluginManager = pluginManager;
+
+	connect(m_pluginManager, SIGNAL(pluginsChanged()), this, SLOT(updateList()));
+	connect(this, SIGNAL(accepted()), this, SLOT(updateSettings()));
+
+	// WhiteList is list of plugins which can not disable.
+	m_whiteList << Constants::OVQT_CORE_PLUGIN;
+	updateList();
+}
+
+PluginView::~PluginView()
+{
+}
+
+void PluginView::updateList()
+{
+	static QIcon okIcon = QApplication::style()->standardIcon(QStyle::SP_DialogApplyButton);
+	static QIcon errorIcon = QApplication::style()->standardIcon(QStyle::SP_DialogCancelButton);
+	static QIcon notLoadedIcon = QApplication::style()->standardIcon(QStyle::SP_DialogResetButton);
+
+	m_specToItem.clear();
+
+	QList<QTreeWidgetItem *> items;
+	Q_FOREACH (ExtensionSystem::IPluginSpec *spec, m_pluginManager->plugins())
+	{
+		QTreeWidgetItem *item = new QTreeWidgetItem(QStringList()
+				<< spec->name()
+				<< QString("%1").arg(spec->version())
+				<< spec->vendor()
+				<< QDir::toNativeSeparators(spec->filePath()));
+
+		bool ok = !spec->hasError();
+		QIcon icon = ok ? okIcon : errorIcon;
+		if (ok && (spec->state() != ExtensionSystem::State::Running))
+			icon = notLoadedIcon;
+
+		item->setIcon(m_checkStateColumn, icon);
+
+		if (!m_whiteList.contains(spec->name()))
+			item->setCheckState(m_checkStateColumn, spec->isEnabled() ? Qt::Checked : Qt::Unchecked);
+
+		items.append(item);
+		m_specToItem.insert(spec, item);
+	}
+
+	m_ui.pluginTreeWidget->clear();
+	if (!items.isEmpty())
+		m_ui.pluginTreeWidget->addTopLevelItems(items);
+
+	m_ui.pluginTreeWidget->resizeColumnToContents(m_checkStateColumn);
+}
+
+void PluginView::updateSettings()
+{
+	Q_FOREACH (ExtensionSystem::IPluginSpec *spec, m_pluginManager->plugins())
+	{
+		if (m_specToItem.contains(spec) && (!m_whiteList.contains(spec->name())))
+		{
+			QTreeWidgetItem *item = m_specToItem.value(spec);
+			if (item->checkState(m_checkStateColumn) == Qt::Checked)
+				spec->setEnabled(true);
+			else
+				spec->setEnabled(false);
+		}
+	}
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/plugin_view_dialog.h
+++ b/code/studio/src/plugins/core/plugin_view_dialog.h
@ -0,0 +1,58 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef PLUGIN_VIEW_H
+#define PLUGIN_VIEW_H
+
+#include "ui_plugin_view_dialog.h"
+
+#include <QtCore/QMap>
+#include <QtCore/QStringList>
+
+namespace ExtensionSystem
+{
+class IPluginManager;
+class IPluginSpec;
+}
+
+namespace Core
+{
+
+class PluginView: public QDialog
+{
+	Q_OBJECT
+
+public:
+	PluginView(ExtensionSystem::IPluginManager *pluginManager, QWidget *parent = 0);
+	~PluginView();
+
+private Q_SLOTS:
+	void updateList();
+	void updateSettings();
+
+private:
+
+	const int m_checkStateColumn;
+	QMap<ExtensionSystem::IPluginSpec *, QTreeWidgetItem *> m_specToItem;
+	QStringList m_whiteList;
+	ExtensionSystem::IPluginManager *m_pluginManager;
+	Ui::PluginView m_ui;
+}; /* class PluginView */
+
+} /* namespace Core */
+
+#endif // PLUGIN_VIEW_H
--- a/code/studio/src/plugins/core/plugin_view_dialog.ui
+++ b/code/studio/src/plugins/core/plugin_view_dialog.ui
@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PluginView</class>
+ <widget class="QDialog" name="PluginView">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>756</width>
+    <height>296</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>About plugins</string>
+  </property>
+  <property name="modal">
+   <bool>true</bool>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="0" column="0" colspan="5">
+    <widget class="QTreeWidget" name="pluginTreeWidget">
+     <property name="alternatingRowColors">
+      <bool>true</bool>
+     </property>
+     <property name="indentation">
+      <number>0</number>
+     </property>
+     <property name="rootIsDecorated">
+      <bool>false</bool>
+     </property>
+     <property name="uniformRowHeights">
+      <bool>true</bool>
+     </property>
+     <property name="itemsExpandable">
+      <bool>false</bool>
+     </property>
+     <property name="sortingEnabled">
+      <bool>true</bool>
+     </property>
+     <column>
+      <property name="text">
+       <string>Name</string>
+      </property>
+     </column>
+     <column>
+      <property name="text">
+       <string>Version</string>
+      </property>
+     </column>
+     <column>
+      <property name="text">
+       <string>Vendor</string>
+      </property>
+     </column>
+     <column>
+      <property name="text">
+       <string>Location</string>
+      </property>
+     </column>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QPushButton" name="detailsPushButton">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
+     <property name="text">
+      <string>Details</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="1">
+    <widget class="QPushButton" name="errorPushButton">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
+     <property name="text">
+      <string>Error details</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="3">
+    <spacer name="horizontalSpacer">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>427</width>
+       <height>20</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item row="1" column="4">
+    <widget class="QPushButton" name="closePushButton">
+     <property name="text">
+      <string>Close</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="2">
+    <widget class="QPushButton" name="allObjectsPushButton">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
+     <property name="text">
+      <string>All objects list</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="../../object_viewer_qt.qrc"/>
+ </resources>
+ <connections>
+  <connection>
+   <sender>closePushButton</sender>
+   <signal>clicked()</signal>
+   <receiver>PluginView</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>620</x>
+     <y>232</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>507</x>
+     <y>226</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>
--- a/code/studio/src/plugins/core/qtwin.cpp
+++ b/code/studio/src/plugins/core/qtwin.cpp
@ -0,0 +1,241 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Use, modification and distribution is allowed without limitation,
+** warranty, liability or support of any kind.
+**
+****************************************************************************/
+
+#include "qtwin.h"
+#include <QLibrary>
+#include <QApplication>
+#include <QWidget>
+#include <QList>
+#include <QPointer>
+
+#ifdef Q_WS_WIN
+
+#include <qt_windows.h>
+
+// Blur behind data structures
+#define DWM_BB_ENABLE                 0x00000001  // fEnable has been specified
+#define DWM_BB_BLURREGION             0x00000002  // hRgnBlur has been specified
+#define DWM_BB_TRANSITIONONMAXIMIZED  0x00000004  // fTransitionOnMaximized has been specified
+#define WM_DWMCOMPOSITIONCHANGED        0x031E    // Composition changed window message
+
+typedef struct _DWM_BLURBEHIND
+{
+	DWORD dwFlags;
+	BOOL fEnable;
+	HRGN hRgnBlur;
+	BOOL fTransitionOnMaximized;
+} DWM_BLURBEHIND, *PDWM_BLURBEHIND;
+
+typedef struct _MARGINS
+{
+	int cxLeftWidth;
+	int cxRightWidth;
+	int cyTopHeight;
+	int cyBottomHeight;
+} MARGINS, *PMARGINS;
+
+typedef HRESULT (WINAPI *PtrDwmIsCompositionEnabled)(BOOL *pfEnabled);
+typedef HRESULT (WINAPI *PtrDwmExtendFrameIntoClientArea)(HWND hWnd, const MARGINS *pMarInset);
+typedef HRESULT (WINAPI *PtrDwmEnableBlurBehindWindow)(HWND hWnd, const DWM_BLURBEHIND *pBlurBehind);
+typedef HRESULT (WINAPI *PtrDwmGetColorizationColor)(DWORD *pcrColorization, BOOL *pfOpaqueBlend);
+
+static PtrDwmIsCompositionEnabled pDwmIsCompositionEnabled= 0;
+static PtrDwmEnableBlurBehindWindow pDwmEnableBlurBehindWindow = 0;
+static PtrDwmExtendFrameIntoClientArea pDwmExtendFrameIntoClientArea = 0;
+static PtrDwmGetColorizationColor pDwmGetColorizationColor = 0;
+
+
+/*
+ * Internal helper class that notifies windows if the
+ * DWM compositing state changes and updates the widget
+ * flags correspondingly.
+ */
+class WindowNotifier : public QWidget
+{
+public:
+	WindowNotifier()
+	{
+		winId();
+	}
+	void addWidget(QWidget *widget)
+	{
+		widgets.append(widget);
+	}
+	void removeWidget(QWidget *widget)
+	{
+		widgets.removeAll(widget);
+	}
+	bool winEvent(MSG *message, long *result);
+
+private:
+	QWidgetList widgets;
+};
+
+static bool resolveLibs()
+{
+	if (!pDwmIsCompositionEnabled)
+	{
+		QLibrary dwmLib(QString::fromAscii("dwmapi"));
+		pDwmIsCompositionEnabled =(PtrDwmIsCompositionEnabled)dwmLib.resolve("DwmIsCompositionEnabled");
+		pDwmExtendFrameIntoClientArea = (PtrDwmExtendFrameIntoClientArea)dwmLib.resolve("DwmExtendFrameIntoClientArea");
+		pDwmEnableBlurBehindWindow = (PtrDwmEnableBlurBehindWindow)dwmLib.resolve("DwmEnableBlurBehindWindow");
+		pDwmGetColorizationColor = (PtrDwmGetColorizationColor)dwmLib.resolve("DwmGetColorizationColor");
+	}
+	return pDwmIsCompositionEnabled != 0;
+}
+
+#endif
+
+/*!
+  * Chekcs and returns true if Windows DWM composition
+  * is currently enabled on the system.
+  *
+  * To get live notification on the availability of
+  * this feature, you will currently have to
+  * reimplement winEvent() on your widget and listen
+  * for the WM_DWMCOMPOSITIONCHANGED event to occur.
+  *
+  */
+bool QtWin::isCompositionEnabled()
+{
+#ifdef Q_WS_WIN
+	if (resolveLibs())
+	{
+		HRESULT hr = S_OK;
+		BOOL isEnabled = false;
+		hr = pDwmIsCompositionEnabled(&isEnabled);
+		if (SUCCEEDED(hr))
+			return isEnabled;
+	}
+#endif
+	return false;
+}
+
+/*!
+  * Enables Blur behind on a Widget.
+  *
+  * \a enable tells if the blur should be enabled or not
+  */
+bool QtWin::enableBlurBehindWindow(QWidget *widget, bool enable)
+{
+	Q_ASSERT(widget);
+	bool result = false;
+#ifdef Q_WS_WIN
+	if (resolveLibs())
+	{
+		DWM_BLURBEHIND bb = {0};
+		HRESULT hr = S_OK;
+		bb.fEnable = enable;
+		bb.dwFlags = DWM_BB_ENABLE;
+		bb.hRgnBlur = NULL;
+		widget->setAttribute(Qt::WA_TranslucentBackground, enable);
+		widget->setAttribute(Qt::WA_NoSystemBackground, enable);
+		hr = pDwmEnableBlurBehindWindow(widget->winId(), &bb);
+		if (SUCCEEDED(hr))
+		{
+			result = true;
+			windowNotifier()->addWidget(widget);
+		}
+	}
+#endif
+	return result;
+}
+
+/*!
+  * ExtendFrameIntoClientArea.
+  *
+  * This controls the rendering of the frame inside the window.
+  * Note that passing margins of -1 (the default value) will completely
+  * remove the frame from the window.
+  *
+  * \note you should not call enableBlurBehindWindow before calling
+  *       this functions
+  *
+  * \a enable tells if the blur should be enabled or not
+  */
+bool QtWin::extendFrameIntoClientArea(QWidget *widget, int left, int top, int right, int bottom)
+{
+
+	Q_ASSERT(widget);
+	Q_UNUSED(left);
+	Q_UNUSED(top);
+	Q_UNUSED(right);
+	Q_UNUSED(bottom);
+
+	bool result = false;
+#ifdef Q_WS_WIN
+	if (resolveLibs())
+	{
+		QLibrary dwmLib(QString::fromAscii("dwmapi"));
+		HRESULT hr = S_OK;
+		MARGINS m = {left, top, right, bottom};
+		hr = pDwmExtendFrameIntoClientArea(widget->winId(), &m);
+		if (SUCCEEDED(hr))
+		{
+			result = true;
+			windowNotifier()->addWidget(widget);
+		}
+		widget->setAttribute(Qt::WA_TranslucentBackground, result);
+	}
+#endif
+	return result;
+}
+
+/*!
+  * Returns the current colorizationColor for the window.
+  *
+  * \a enable tells if the blur should be enabled or not
+  */
+QColor QtWin::colorizatinColor()
+{
+	QColor resultColor = QApplication::palette().window().color();
+
+#ifdef Q_WS_WIN
+	if (resolveLibs())
+	{
+		DWORD color = 0;
+		BOOL opaque = FALSE;
+		QLibrary dwmLib(QString::fromAscii("dwmapi"));
+		HRESULT hr = S_OK;
+		hr = pDwmGetColorizationColor(&color, &opaque);
+		if (SUCCEEDED(hr))
+			resultColor = QColor(color);
+	}
+#endif
+	return resultColor;
+}
+
+#ifdef Q_WS_WIN
+WindowNotifier *QtWin::windowNotifier()
+{
+	static WindowNotifier *windowNotifierInstance = 0;
+	if (!windowNotifierInstance)
+		windowNotifierInstance = new WindowNotifier;
+	return windowNotifierInstance;
+}
+
+
+/* Notify all enabled windows that the DWM state changed */
+bool WindowNotifier::winEvent(MSG *message, long *result)
+{
+	if (message && message->message == WM_DWMCOMPOSITIONCHANGED)
+	{
+		bool compositionEnabled = QtWin::isCompositionEnabled();
+		Q_FOREACH(QWidget * widget, widgets)
+		{
+			if (widget)
+			{
+				widget->setAttribute(Qt::WA_NoSystemBackground, compositionEnabled);
+			}
+			widget->update();
+		}
+	}
+	return QWidget::winEvent(message, result);
+}
+#endif
--- a/code/studio/src/plugins/core/qtwin.h
+++ b/code/studio/src/plugins/core/qtwin.h
@ -0,0 +1,37 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Use, modification and distribution is allowed without limitation,
+** warranty, liability or support of any kind.
+**
+****************************************************************************/
+
+#ifndef QTWIN_H
+#define QTWIN_H
+
+#include <QColor>
+#include <QWidget>
+/**
+  * This is a helper class for using the Desktop Window Manager
+  * functionality on Windows 7 and Windows Vista. On other platforms
+  * these functions will simply not do anything.
+  */
+
+class WindowNotifier;
+
+class QtWin
+{
+public:
+	static bool enableBlurBehindWindow(QWidget *widget, bool enable = true);
+	static bool extendFrameIntoClientArea(QWidget *widget,
+										  int left = -1, int top = -1,
+										  int right = -1, int bottom = -1);
+	static bool isCompositionEnabled();
+	static QColor colorizatinColor();
+
+private:
+	static WindowNotifier *windowNotifier();
+};
+
+#endif // QTWIN_H
--- a/code/studio/src/plugins/core/search_paths_settings_page.cpp
+++ b/code/studio/src/plugins/core/search_paths_settings_page.cpp
@ -0,0 +1,219 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "search_paths_settings_page.h"
+#include "core_constants.h"
+#include "icore.h"
+
+// NeL includes
+#include <nel/misc/path.h>
+
+// Qt includes
+#include <QtCore/QSettings>
+#include <QtGui/QWidget>
+#include <QtGui/QFileDialog>
+
+namespace Core
+{
+
+QString lastDir = ".";
+
+SearchPathsSettingsPage::SearchPathsSettingsPage(bool recurse, QObject *parent)
+	: IOptionsPage(parent),
+	  m_recurse(recurse),
+	  m_page(0)
+{
+}
+
+SearchPathsSettingsPage::~SearchPathsSettingsPage()
+{
+}
+
+QString SearchPathsSettingsPage::id() const
+{
+	if (m_recurse)
+		return QLatin1String("search_recurse_paths");
+	else
+		return QLatin1String("search_paths");
+}
+
+QString SearchPathsSettingsPage::trName() const
+{
+	if (m_recurse)
+		return tr("Search Recurse Paths");
+	else
+		return tr("Search Paths");
+}
+
+QString SearchPathsSettingsPage::category() const
+{
+	return QLatin1String(Constants::SETTINGS_CATEGORY_GENERAL);
+}
+
+QString SearchPathsSettingsPage::trCategory() const
+{
+	return tr(Constants::SETTINGS_TR_CATEGORY_GENERAL);
+}
+
+QIcon SearchPathsSettingsPage::categoryIcon() const
+{
+	return QIcon();
+}
+
+QWidget *SearchPathsSettingsPage::createPage(QWidget *parent)
+{
+	m_page = new QWidget(parent);
+	m_ui.setupUi(m_page);
+
+	readSettings();
+	checkEnabledButton();
+	connect(m_ui.addToolButton, SIGNAL(clicked()), this, SLOT(addPath()));
+	connect(m_ui.removeToolButton, SIGNAL(clicked()), this, SLOT(delPath()));
+	connect(m_ui.upToolButton, SIGNAL(clicked()), this, SLOT(upPath()));
+	connect(m_ui.downToolButton, SIGNAL(clicked()), this, SLOT(downPath()));
+	connect(m_ui.resetToolButton, SIGNAL(clicked()), m_ui.pathsListWidget, SLOT(clear()));
+	return m_page;
+}
+
+void SearchPathsSettingsPage::apply()
+{
+	writeSettings();
+	applySearchPaths();
+}
+
+void SearchPathsSettingsPage::finish()
+{
+	delete m_page;
+	m_page = 0;
+}
+
+void SearchPathsSettingsPage::applySearchPaths()
+{
+	QStringList paths, remapExt;
+	QSettings *settings = Core::ICore::instance()->settings();
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	if (m_recurse)
+		paths = settings->value(Core::Constants::RECURSIVE_SEARCH_PATHS).toStringList();
+	else
+		paths = settings->value(Core::Constants::SEARCH_PATHS).toStringList();
+
+	remapExt = settings->value(Core::Constants::REMAP_EXTENSIONS).toStringList();
+	settings->endGroup();
+
+	for (int i = 1; i < remapExt.size(); i += 2)
+		NLMISC::CPath::remapExtension(remapExt.at(i - 1).toUtf8().constData(), remapExt.at(i).toUtf8().constData(), true);
+
+	Q_FOREACH(QString path, paths)
+	{
+		NLMISC::CPath::addSearchPath(path.toUtf8().constData(), m_recurse, false);
+	}
+}
+
+void SearchPathsSettingsPage::addPath()
+{
+	QString newPath = QFileDialog::getExistingDirectory(m_page, "", lastDir);
+	if (!newPath.isEmpty())
+	{
+		QListWidgetItem *newItem = new QListWidgetItem;
+		newItem->setText(newPath);
+		newItem->setFlags(Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
+		m_ui.pathsListWidget->addItem(newItem);
+		lastDir = newPath;
+	}
+
+	checkEnabledButton();
+}
+
+void SearchPathsSettingsPage::delPath()
+{
+	QListWidgetItem *removeItem = m_ui.pathsListWidget->takeItem(m_ui.pathsListWidget->currentRow());
+	if (!removeItem)
+		delete removeItem;
+
+	checkEnabledButton();
+}
+
+void SearchPathsSettingsPage::upPath()
+{
+	int currentRow = m_ui.pathsListWidget->currentRow();
+	if (!(currentRow == 0))
+	{
+		QListWidgetItem *item = m_ui.pathsListWidget->takeItem(currentRow);
+		m_ui.pathsListWidget->insertItem(--currentRow, item);
+		m_ui.pathsListWidget->setCurrentRow(currentRow);
+	}
+}
+
+void SearchPathsSettingsPage::downPath()
+{
+	int currentRow = m_ui.pathsListWidget->currentRow();
+	if (!(currentRow == m_ui.pathsListWidget->count()-1))
+	{
+		QListWidgetItem *item = m_ui.pathsListWidget->takeItem(currentRow);
+		m_ui.pathsListWidget->insertItem(++currentRow, item);
+		m_ui.pathsListWidget->setCurrentRow(currentRow);
+	}
+}
+
+void SearchPathsSettingsPage::readSettings()
+{
+	QStringList paths;
+	QSettings *settings = Core::ICore::instance()->settings();
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	if (m_recurse)
+		paths = settings->value(Core::Constants::RECURSIVE_SEARCH_PATHS).toStringList();
+	else
+		paths = settings->value(Core::Constants::SEARCH_PATHS).toStringList();
+	settings->endGroup();
+	Q_FOREACH(QString path, paths)
+	{
+		QListWidgetItem *newItem = new QListWidgetItem;
+		newItem->setText(path);
+		newItem->setFlags(Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable);
+		m_ui.pathsListWidget->addItem(newItem);
+	}
+}
+
+void SearchPathsSettingsPage::writeSettings()
+{
+	QStringList paths;
+	for (int i = 0; i < m_ui.pathsListWidget->count(); ++i)
+		paths << m_ui.pathsListWidget->item(i)->text();
+
+	QSettings *settings = Core::ICore::instance()->settings();
+	settings->beginGroup(Core::Constants::DATA_PATH_SECTION);
+	if (m_recurse)
+		settings->setValue(Core::Constants::RECURSIVE_SEARCH_PATHS, paths);
+	else
+		settings->setValue(Core::Constants::SEARCH_PATHS, paths);
+	settings->endGroup();
+	settings->sync();
+}
+
+void SearchPathsSettingsPage::checkEnabledButton()
+{
+	bool bEnabled = true;
+	if (m_ui.pathsListWidget->count() == 0)
+		bEnabled = false;
+
+	m_ui.removeToolButton->setEnabled(bEnabled);
+	m_ui.upToolButton->setEnabled(bEnabled);
+	m_ui.downToolButton->setEnabled(bEnabled);
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/search_paths_settings_page.h
+++ b/code/studio/src/plugins/core/search_paths_settings_page.h
@ -0,0 +1,74 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+#ifndef SEARCH_PATHS_SETTINGS_PAGE_H
+#define SEARCH_PATHS_SETTINGS_PAGE_H
+
+#include <QtCore/QObject>
+
+#include "ioptions_page.h"
+
+#include "ui_search_paths_settings_page.h"
+
+class QWidget;
+
+namespace Core
+{
+/**
+@class SearchPathsSettingsPage
+*/
+class SearchPathsSettingsPage : public Core::IOptionsPage
+{
+	Q_OBJECT
+
+public:
+	explicit SearchPathsSettingsPage(bool recurse, QObject *parent = 0);
+	~SearchPathsSettingsPage();
+
+	QString id() const;
+	QString trName() const;
+	QString category() const;
+	QString trCategory() const;
+	QIcon categoryIcon() const;
+	QWidget *createPage(QWidget *parent);
+
+	void apply();
+	void finish();
+
+	// Set of the search paths(not recursive) and the remap extensions (loading from settings file)
+	void applySearchPaths();
+
+private Q_SLOTS:
+	void addPath();
+	void delPath();
+	void upPath();
+	void downPath();
+
+private:
+	void readSettings();
+	void writeSettings();
+	void checkEnabledButton();
+
+	bool m_recurse;
+	QWidget *m_page;
+	Ui::SearchPathsSettingsPage m_ui;
+};
+
+} // namespace Core
+
+#endif // SEARCH_PATHS_SETTINGS_H
--- a/code/studio/src/plugins/core/search_paths_settings_page.ui
+++ b/code/studio/src/plugins/core/search_paths_settings_page.ui
@ -0,0 +1,198 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>SearchPathsSettingsPage</class>
+ <widget class="QWidget" name="SearchPathsSettingsPage">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>431</width>
+    <height>285</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout">
+   <property name="margin">
+    <number>6</number>
+   </property>
+   <property name="spacing">
+    <number>3</number>
+   </property>
+   <item row="0" column="0">
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Search paths</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="1">
+    <spacer name="horizontalSpacer">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>228</width>
+       <height>20</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item row="0" column="2">
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <property name="spacing">
+      <number>3</number>
+     </property>
+     <item>
+      <widget class="QToolButton" name="addToolButton">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="toolTip">
+        <string>Add</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="core.qrc">
+         <normaloff>:/core/icons/ic_nel_add_item.png</normaloff>:/core/icons/ic_nel_add_item.png</iconset>
+       </property>
+       <property name="iconSize">
+        <size>
+         <width>20</width>
+         <height>20</height>
+        </size>
+       </property>
+       <property name="autoRaise">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QToolButton" name="removeToolButton">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="toolTip">
+        <string>Delete</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="core.qrc">
+         <normaloff>:/core/icons/ic_nel_delete_item.png</normaloff>:/core/icons/ic_nel_delete_item.png</iconset>
+       </property>
+       <property name="iconSize">
+        <size>
+         <width>20</width>
+         <height>20</height>
+        </size>
+       </property>
+       <property name="autoRaise">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QToolButton" name="upToolButton">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="toolTip">
+        <string>Up</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="core.qrc">
+         <normaloff>:/core/icons/ic_nel_up_item.png</normaloff>:/core/icons/ic_nel_up_item.png</iconset>
+       </property>
+       <property name="iconSize">
+        <size>
+         <width>20</width>
+         <height>20</height>
+        </size>
+       </property>
+       <property name="autoRaise">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QToolButton" name="downToolButton">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="toolTip">
+        <string>Down</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="core.qrc">
+         <normaloff>:/core/icons/ic_nel_down_item.png</normaloff>:/core/icons/ic_nel_down_item.png</iconset>
+       </property>
+       <property name="iconSize">
+        <size>
+         <width>20</width>
+         <height>20</height>
+        </size>
+       </property>
+       <property name="autoRaise">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QToolButton" name="resetToolButton">
+       <property name="toolTip">
+        <string>Reset</string>
+       </property>
+       <property name="text">
+        <string/>
+       </property>
+       <property name="icon">
+        <iconset resource="core.qrc">
+         <normaloff>:/core/icons/ic_nel_reset_all.png</normaloff>:/core/icons/ic_nel_reset_all.png</iconset>
+       </property>
+       <property name="iconSize">
+        <size>
+         <width>20</width>
+         <height>20</height>
+        </size>
+       </property>
+       <property name="autoRaise">
+        <bool>true</bool>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item row="1" column="0" colspan="3">
+    <widget class="QListWidget" name="pathsListWidget"/>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="core.qrc"/>
+ </resources>
+ <connections/>
+</ui>
--- a/code/studio/src/plugins/core/settings_dialog.cpp
+++ b/code/studio/src/plugins/core/settings_dialog.cpp
@ -0,0 +1,182 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// Project includes
+#include "settings_dialog.h"
+#include "ioptions_page.h"
+
+// Qt includes
+#include <QtGui/QHeaderView>
+#include <QtGui/QPushButton>
+
+struct PageData
+{
+	int index;
+	QString category;
+	QString id;
+};
+
+Q_DECLARE_METATYPE(PageData);
+
+namespace Core
+{
+SettingsDialog::SettingsDialog(ExtensionSystem::IPluginManager *pluginManager,
+							   const QString &categoryId,
+							   const QString &pageId,
+							   QWidget *parent)
+	: QDialog(parent),
+	  m_applied(false)
+{
+	m_ui.setupUi(this);
+
+	m_plugMan = pluginManager;
+
+	QString initialCategory = categoryId;
+	QString initialPage = pageId;
+
+	m_ui.buttonBox->button(QDialogButtonBox::Ok)->setDefault(true);
+
+	connect(m_ui.buttonBox->button(QDialogButtonBox::Apply), SIGNAL(clicked()), this, SLOT(apply()));
+
+	m_ui.splitter->setCollapsible(1, false);
+	m_ui.pageTree->header()->setVisible(false);
+
+	connect(m_ui.pageTree, SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
+			this, SLOT(pageSelected()));
+
+	QMap<QString, QTreeWidgetItem *> categories;
+
+	QList<IOptionsPage *> pages = m_plugMan->getObjects<IOptionsPage>();
+
+	int index = 0;
+	Q_FOREACH(IOptionsPage *page, pages)
+	{
+		PageData pageData;
+		pageData.index = index;
+		pageData.category = page->category();
+		pageData.id = page->id();
+
+		QTreeWidgetItem *item = new QTreeWidgetItem;
+		item->setText(0, page->trName());
+		item->setData(0, Qt::UserRole, qVariantFromValue(pageData));
+
+		QStringList categoriesId = page->category().split(QLatin1Char('|'));
+		QStringList trCategories = page->trCategory().split(QLatin1Char('|'));
+		QString currentCategory = categoriesId.at(0);
+
+		QTreeWidgetItem *treeitem;
+		if (!categories.contains(currentCategory))
+		{
+			treeitem = new QTreeWidgetItem(m_ui.pageTree);
+			treeitem->setText(0, trCategories.at(0));
+			treeitem->setData(0, Qt::UserRole, qVariantFromValue(pageData));
+			categories.insert(currentCategory, treeitem);
+		}
+
+		int catCount = 1;
+		while (catCount < categoriesId.count())
+		{
+			if (!categories.contains(currentCategory + QLatin1Char('|') + categoriesId.at(catCount)))
+			{
+				treeitem = new QTreeWidgetItem(categories.value(currentCategory));
+				currentCategory +=  QLatin1Char('|') + categoriesId.at(catCount);
+				treeitem->setText(0, trCategories.at(catCount));
+				treeitem->setData(0, Qt::UserRole, qVariantFromValue(pageData));
+				categories.insert(currentCategory, treeitem);
+			}
+			else
+			{
+				currentCategory +=  QLatin1Char('|') + categoriesId.at(catCount);
+			}
+			++catCount;
+		}
+
+		categories.value(currentCategory)->addChild(item);
+
+		m_pages.append(page);
+		m_ui.stackedPages->addWidget(page->createPage(m_ui.stackedPages));
+
+		if (page->id() == initialPage && currentCategory == initialCategory)
+		{
+			m_ui.stackedPages->setCurrentIndex(m_ui.stackedPages->count());
+			m_ui.pageTree->setCurrentItem(item);
+		}
+
+		index++;
+	}
+
+	QList<int> sizes;
+	sizes << 150 << 300;
+	m_ui.splitter->setSizes(sizes);
+
+	m_ui.splitter->setStretchFactor(m_ui.splitter->indexOf(m_ui.pageTree), 0);
+	m_ui.splitter->setStretchFactor(m_ui.splitter->indexOf(m_ui.layoutWidget), 1);
+}
+
+SettingsDialog::~SettingsDialog()
+{
+}
+
+void SettingsDialog::pageSelected()
+{
+	QTreeWidgetItem *item = m_ui.pageTree->currentItem();
+	PageData data = item->data(0, Qt::UserRole).value<PageData>();
+	int index = data.index;
+	m_currentCategory = data.category;
+	m_currentPage = data.id;
+	m_ui.stackedPages->setCurrentIndex(index);
+}
+
+void SettingsDialog::accept()
+{
+	m_applied = true;
+	Q_FOREACH(IOptionsPage *page, m_pages)
+	{
+		page->apply();
+		page->finish();
+	}
+	done(QDialog::Accepted);
+}
+
+void SettingsDialog::reject()
+{
+	Q_FOREACH(IOptionsPage *page, m_pages)
+	page->finish();
+	done(QDialog::Rejected);
+}
+
+void SettingsDialog::apply()
+{
+	Q_FOREACH(IOptionsPage *page, m_pages)
+	page->apply();
+	m_applied = true;
+}
+
+bool SettingsDialog::execDialog()
+{
+	m_applied = false;
+	exec();
+	return m_applied;
+}
+
+void SettingsDialog::done(int val)
+{
+	QDialog::done(val);
+}
+
+} /* namespace Core */
--- a/code/studio/src/plugins/core/settings_dialog.h
+++ b/code/studio/src/plugins/core/settings_dialog.h
@ -0,0 +1,75 @@
+// Object Viewer Qt - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
+// Copyright (C) 2010  Winch Gate Property Limited
+// Copyright (C) 2011  Dzmitry Kamiahin <dnk-88@tut.by>
+// Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as
+// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef SETTINGS_DIALOG_H
+#define SETTINGS_DIALOG_H
+
+#include "ui_settings_dialog.h"
+
+// Qt includes
+#include <QtCore/QList>
+
+// Project includes
+#include "../../extension_system/iplugin_manager.h"
+
+namespace Core
+{
+class IOptionsPage;
+
+/**
+@class CSettingsDialog
+@brief Settings dialog
+*/
+class SettingsDialog: public QDialog
+{
+	Q_OBJECT
+
+public:
+	SettingsDialog(ExtensionSystem::IPluginManager *pluginManager,
+				   const QString &initialCategory = QString(),
+				   const QString &initialPage = QString(),
+				   QWidget *parent = 0);
+
+	~SettingsDialog();
+
+	/// Run the dialog and return true if 'Ok' was choosen or 'Apply' was invoked at least once
+	bool execDialog();
+
+public Q_SLOTS:
+	void done(int);
+
+private Q_SLOTS:
+	void pageSelected();
+	void accept();
+	void reject();
+	void apply();
+
+private:
+	QList<IOptionsPage *> m_pages;
+	bool m_applied;
+	QString m_currentCategory;
+	QString m_currentPage;
+
+	ExtensionSystem::IPluginManager *m_plugMan;
+
+	Ui::SettingsDialog m_ui;
+}; /* class CSettingsDialog */
+
+} /* namespace Core */
+
+#endif // SETTINGS_DIALOG_H
--- a/code/studio/src/plugins/core/settings_dialog.ui
+++ b/code/studio/src/plugins/core/settings_dialog.ui
@ -0,0 +1,126 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>SettingsDialog</class>
+ <widget class="QDialog" name="SettingsDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>697</width>
+    <height>476</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Settings</string>
+  </property>
+  <property name="windowIcon">
+   <iconset resource="core.qrc">
+    <normaloff>:/core/images/preferences.png</normaloff>:/core/images/preferences.png</iconset>
+  </property>
+  <layout class="QVBoxLayout">
+   <property name="spacing">
+    <number>6</number>
+   </property>
+   <property name="margin">
+    <number>9</number>
+   </property>
+   <item>
+    <widget class="QSplitter" name="splitter">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <widget class="QTreeWidget" name="pageTree">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="columnCount">
+       <number>1</number>
+      </property>
+      <column>
+       <property name="text">
+        <string>0</string>
+       </property>
+      </column>
+     </widget>
+     <widget class="QWidget" name="layoutWidget">
+      <layout class="QVBoxLayout">
+       <property name="spacing">
+        <number>6</number>
+       </property>
+       <property name="margin">
+        <number>0</number>
+       </property>
+       <item>
+        <widget class="QStackedWidget" name="stackedPages">
+         <property name="minimumSize">
+          <size>
+           <width>350</width>
+           <height>250</height>
+          </size>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="Line" name="line">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Apply|QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="core.qrc"/>
+ </resources>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>SettingsDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>297</x>
+     <y>361</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>297</x>
+     <y>193</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>SettingsDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>297</x>
+     <y>361</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>297</x>
+     <y>193</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>