]> de.git.xonotic.org Git - xonotic/netradiant.git/blobdiff - radiant/mainframe.cpp
Fix GTK_CRITICAL errors
[xonotic/netradiant.git] / radiant / mainframe.cpp
index b86d69ecf78fde3ecb2cb1397806c3bba9567b9c..f39805bfd3bf09f0896abbf9cafad7415afbb59b 100644 (file)
 //
 
 #include "mainframe.h"
+#include "globaldefs.h"
 
-#include "debugging/debugging.h"
-#include "version.h"
+#include <gtk/gtk.h>
 
 #include "ifilesystem.h"
 #include "iundo.h"
-#include "ifilter.h"
-#include "itoolbar.h"
 #include "editable.h"
 #include "ientity.h"
 #include "ishaders.h"
 #include <ctime>
 
 #include <gdk/gdkkeysyms.h>
-#include <gtk/gtkhbox.h>
-#include <gtk/gtkvbox.h>
-#include <gtk/gtkframe.h>
-#include <gtk/gtklabel.h>
-#include <gtk/gtkhpaned.h>
-#include <gtk/gtkvpaned.h>
-#include <gtk/gtktoolbar.h>
-#include <gtk/gtkmenubar.h>
-#include <gtk/gtkimage.h>
-#include <gtk/gtktable.h>
 
 
 #include "cmdlib.h"
-#include "scenelib.h"
 #include "stream/stringstream.h"
 #include "signal/isignal.h"
 #include "os/path.h"
 #include "moduleobservers.h"
 
 #include "gtkutil/clipboard.h"
-#include "gtkutil/container.h"
 #include "gtkutil/frame.h"
-#include "gtkutil/glfont.h"
 #include "gtkutil/glwidget.h"
 #include "gtkutil/image.h"
 #include "gtkutil/menu.h"
 #include "gtkutil/paned.h"
-#include "gtkutil/widget.h"
 
 #include "autosave.h"
 #include "build.h"
 #include "pluginmanager.h"
 #include "pluginmenu.h"
 #include "plugintoolbar.h"
-#include "points.h"
 #include "preferences.h"
 #include "qe3.h"
 #include "qgl.h"
 #include "renderstate.h"
 #include "feedback.h"
 #include "referencecache.h"
+#include "texwindow.h"
 
+#if GDEF_OS_WINDOWS
+#include <process.h>
+#else
+#include <spawn.h>
+#endif
 
+#ifdef WORKAROUND_WINDOWS_GTK2_GLWIDGET
+/* workaround for gtk 2.24 issue: not displayed glwidget after toggle */
+#define WORKAROUND_GOBJECT_SET_GLWIDGET(window, widget) g_object_set_data( G_OBJECT( window ), "glwidget", G_OBJECT( widget ) )
+#else
+#define WORKAROUND_GOBJECT_SET_GLWIDGET(window, widget)
+#endif
 
 struct layout_globals_t
 {
@@ -155,11 +150,25 @@ void VFS_Init(){
        GlobalFileSystem().initialise();
        g_vfsInitialized = true;
 }
+
 void VFS_Shutdown(){
        if ( !g_vfsInitialized ) return;
        GlobalFileSystem().shutdown();
        g_vfsInitialized = false;
 }
+
+void VFS_Refresh(){
+       if ( !g_vfsInitialized ) return;
+       GlobalFileSystem().clear();
+       QE_InitVFS();
+       GlobalFileSystem().refresh();
+       g_vfsInitialized = true;
+       // also refresh models
+       RefreshReferences();
+       // also refresh texture browser
+       TextureBrowser_RefreshShaders();
+}
+
 void VFS_Restart(){
        VFS_Shutdown();
        VFS_Init();
@@ -171,6 +180,7 @@ public:
 void realise(){
        VFS_Init();
 }
+
 void unrealise(){
        VFS_Shutdown();
 }
@@ -181,13 +191,14 @@ VFSModuleObserver g_VFSModuleObserver;
 void VFS_Construct(){
        Radiant_attachHomePathsObserver( g_VFSModuleObserver );
 }
+
 void VFS_Destroy(){
        Radiant_detachHomePathsObserver( g_VFSModuleObserver );
 }
 
 // Home Paths
 
-#ifdef WIN32
+#if GDEF_OS_WINDOWS
 #include <shlobj.h>
 #include <objbase.h>
 const GUID qFOLDERID_SavedGames = {0x4C5C32FF, 0xBB9D, 0x43b0, {0xB5, 0xB4, 0x2D, 0x72, 0xE5, 0x4E, 0xAA, 0xA4}};
@@ -197,6 +208,7 @@ const GUID qFOLDERID_SavedGames = {0x4C5C32FF, 0xBB9D, 0x43b0, {0xB5, 0xB4, 0x2D
 typedef HRESULT ( WINAPI qSHGetKnownFolderPath_t )( qREFKNOWNFOLDERID rfid, DWORD dwFlags, HANDLE hToken, PWSTR *ppszPath );
 static qSHGetKnownFolderPath_t *qSHGetKnownFolderPath;
 #endif
+
 void HomePaths_Realise(){
        do
        {
@@ -204,7 +216,7 @@ void HomePaths_Realise(){
                if ( !string_empty( prefix ) ) {
                        StringOutputStream path( 256 );
 
-#if defined( __APPLE__ )
+#if GDEF_OS_MACOS
                        path.clear();
                        path << DirectoryCleaned( g_get_home_dir() ) << "Library/Application Support" << ( prefix + 1 ) << "/";
                        if ( file_is_directory( path.c_str() ) ) {
@@ -213,9 +225,7 @@ void HomePaths_Realise(){
                        }
                        path.clear();
                        path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
-#endif
-
-#if defined( WIN32 )
+#elif GDEF_OS_WINDOWS
                        TCHAR mydocsdir[MAX_PATH + 1];
                        wchar_t *mydocsdirw;
                        HMODULE shfolder = LoadLibrary( "shfolder.dll" );
@@ -252,13 +262,19 @@ void HomePaths_Realise(){
                                        break;
                                }
                        }
-#endif
-
-#if defined( POSIX )
+#elif GDEF_OS_XDG
                        path.clear();
-                       path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
-                       g_qeglobals.m_userEnginePath = path.c_str();
-                       break;
+                       path << DirectoryCleaned( g_get_user_data_dir() ) << ( prefix + 1 ) << "/";
+                       if ( file_exists( path.c_str() ) && file_is_directory( path.c_str() ) ) {
+                               g_qeglobals.m_userEnginePath = path.c_str();
+                               break;
+                       }
+                       else {
+                               path.clear();
+                               path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
+                               g_qeglobals.m_userEnginePath = path.c_str();
+                               break;
+                       }
 #endif
                }
 
@@ -293,12 +309,14 @@ std::size_t m_unrealised;
 public:
 HomePathsModuleObserver() : m_unrealised( 1 ){
 }
+
 void realise(){
        if ( --m_unrealised == 0 ) {
                HomePaths_Realise();
                g_homePathObservers.realise();
        }
 }
+
 void unrealise(){
        if ( ++m_unrealised == 1 ) {
                g_homePathObservers.unrealise();
@@ -311,6 +329,7 @@ HomePathsModuleObserver g_HomePathsModuleObserver;
 void HomePaths_Construct(){
        Radiant_attachEnginePathObserver( g_HomePathsModuleObserver );
 }
+
 void HomePaths_Destroy(){
        Radiant_detachEnginePathObserver( g_HomePathsModuleObserver );
 }
@@ -377,15 +396,86 @@ void setEnginePath( const char* path ){
        }
 }
 
+// Pak Path
+
+CopiedString g_strPakPath[g_pakPathCount] = { "", "", "", "", "" };
+ModuleObservers g_pakPathObservers[g_pakPathCount];
+std::size_t g_pakpath_unrealised[g_pakPathCount] = { 1, 1, 1, 1, 1 };
+
+void Radiant_attachPakPathObserver( int num, ModuleObserver& observer ){
+       g_pakPathObservers[num].attach( observer );
+}
+
+void Radiant_detachPakPathObserver( int num, ModuleObserver& observer ){
+       g_pakPathObservers[num].detach( observer );
+}
+
+
+void PakPath_Realise( int num ){
+       if ( --g_pakpath_unrealised[num] == 0 ) {
+               g_pakPathObservers[num].realise();
+       }
+}
+
+const char* PakPath_get( int num ){
+       std::string message = "PakPath_get: pak path " + std::to_string(num) + " not realised";
+       ASSERT_MESSAGE( g_pakpath_unrealised[num] == 0, message.c_str() );
+       return g_strPakPath[num].c_str();
+}
+
+void PakPath_Unrealise( int num ){
+       if ( ++g_pakpath_unrealised[num] == 1 ) {
+               g_pakPathObservers[num].unrealise();
+       }
+}
+
+void setPakPath( int num, const char* path ){
+       if (!g_strcmp0( path, "")) {
+               g_strPakPath[num] = "";
+               return;
+       }
+
+       StringOutputStream buffer( 256 );
+       buffer << DirectoryCleaned( path );
+       if ( !path_equal( buffer.c_str(), g_strPakPath[num].c_str() ) ) {
+               std::string message = "Changing Pak Path " + std::to_string(num);
+               ScopeDisableScreenUpdates disableScreenUpdates( "Processing...", message.c_str() );
+
+               PakPath_Unrealise(num);
+
+               g_strPakPath[num] = buffer.c_str();
+
+               PakPath_Realise(num);
+       }
+}
+
+
+// executable file path (full path)
+CopiedString g_strAppFilePath;
 
-// App Path
+// directory paths
+CopiedString g_strAppPath; 
+CopiedString g_strLibPath;
+CopiedString g_strDataPath;
 
-CopiedString g_strAppPath;                 ///< holds the full path of the executable
+const char* AppFilePath_get(){
+       return g_strAppFilePath.c_str();
+}
 
 const char* AppPath_get(){
        return g_strAppPath.c_str();
 }
 
+const char *LibPath_get()
+{
+    return g_strLibPath.c_str();
+}
+
+const char *DataPath_get()
+{
+    return g_strDataPath.c_str();
+}
+
 /// the path to the local rc-dir
 const char* LocalRcPath_get( void ){
        static CopiedString rc_path;
@@ -400,6 +490,7 @@ const char* LocalRcPath_get( void ){
 /// directory for temp files
 /// NOTE: on *nix this is were we check for .pid
 CopiedString g_strSettingsPath;
+
 const char* SettingsPath_get(){
        return g_strSettingsPath.c_str();
 }
@@ -420,41 +511,118 @@ const char* GameToolsPath_get(){
        return g_strGameToolsPath.c_str();
 }
 
-void EnginePathImport( CopiedString& self, const char* value ){
+struct EnginePath {
+       static void Export(const CopiedString &self, const Callback<void(const char *)> &returnz) {
+               returnz(self.c_str());
+       }
+
+       static void Import(CopiedString &self, const char *value) {
        setEnginePath( value );
 }
-typedef ReferenceCaller1<CopiedString, const char*, EnginePathImport> EnginePathImportCaller;
+};
+
+struct PakPath0 {
+       static void Export( const CopiedString &self, const Callback<void(const char*)> &returnz ) {
+               returnz( self.c_str() );
+       }
+
+       static void Import( CopiedString &self, const char *value ) {
+               setPakPath( 0, value );
+       }
+};
+
+struct PakPath1 {
+       static void Export( const CopiedString &self, const Callback<void(const char*)> &returnz ) {
+               returnz( self.c_str() );
+       }
+
+       static void Import( CopiedString &self, const char *value ) {
+               setPakPath( 1, value );
+       }
+};
+
+struct PakPath2 {
+       static void Export( const CopiedString &self, const Callback<void(const char*)> &returnz ) {
+               returnz( self.c_str() );
+       }
+
+       static void Import( CopiedString &self, const char *value ) {
+               setPakPath( 2, value );
+       }
+};
+
+struct PakPath3 {
+       static void Export( const CopiedString &self, const Callback<void(const char*)> &returnz ) {
+               returnz( self.c_str() );
+       }
+
+       static void Import( CopiedString &self, const char *value ) {
+               setPakPath( 3, value );
+       }
+};
+
+struct PakPath4 {
+       static void Export( const CopiedString &self, const Callback<void(const char*)> &returnz ) {
+               returnz( self.c_str() );
+       }
+
+       static void Import( CopiedString &self, const char *value ) {
+               setPakPath( 4, value );
+       }
+};
+
+bool g_disableEnginePath = false;
+bool g_disableHomePath = false;
+
+void Paths_constructBasicPreferences(  PreferencesPage& page ) {
+       page.appendPathEntry( "Engine Path", true, make_property<EnginePath>(g_strEnginePath) );
+}
 
 void Paths_constructPreferences( PreferencesPage& page ){
-       page.appendPathEntry( "Engine Path", true,
-                                                 StringImportCallback( EnginePathImportCaller( g_strEnginePath ) ),
-                                                 StringExportCallback( StringExportCaller( g_strEnginePath ) )
-                                                 );
+       Paths_constructBasicPreferences( page );
+
+       page.appendSpacer( 4 );
+       page.appendLabel( "", "Advanced options" );
+       page.appendCheckBox( "", "Do not use Engine Path", g_disableEnginePath );
+       page.appendCheckBox( "", "Do not use Home Path", g_disableHomePath );
+
+       page.appendSpacer( 4 );
+       page.appendLabel( "", "Only a very few games support Pak Paths," );
+       page.appendLabel( "", "if you don't know what it is, leave this blank." );
+
+       const char *label = "Pak Path ";
+       page.appendPathEntry( label, true, make_property<PakPath0>( g_strPakPath[0] ) );
+       page.appendPathEntry( label, true, make_property<PakPath1>( g_strPakPath[1] ) );
+       page.appendPathEntry( label, true, make_property<PakPath2>( g_strPakPath[2] ) );
+       page.appendPathEntry( label, true, make_property<PakPath3>( g_strPakPath[3] ) );
+       page.appendPathEntry( label, true, make_property<PakPath4>( g_strPakPath[4] ) );
 }
+
 void Paths_constructPage( PreferenceGroup& group ){
        PreferencesPage page( group.createPage( "Paths", "Path Settings" ) );
        Paths_constructPreferences( page );
 }
+
 void Paths_registerPreferencesPage(){
-       PreferencesDialog_addSettingsPage( FreeCaller1<PreferenceGroup&, Paths_constructPage>() );
+       PreferencesDialog_addSettingsPage( makeCallbackF(Paths_constructPage) );
 }
 
 
 class PathsDialog : public Dialog
 {
 public:
-GtkWindow* BuildDialog(){
-       GtkFrame* frame = create_dialog_frame( "Path settings", GTK_SHADOW_ETCHED_IN );
+ui::Window BuildDialog(){
+       auto frame = create_dialog_frame( "Path Settings", ui::Shadow::ETCHED_IN );
 
-       GtkVBox* vbox2 = create_dialog_vbox( 0, 4 );
-       gtk_container_add( GTK_CONTAINER( frame ), GTK_WIDGET( vbox2 ) );
+       auto vbox2 = create_dialog_vbox( 0, 4 );
+       frame.add(vbox2);
 
        {
-               PreferencesPage preferencesPage( *this, GTK_WIDGET( vbox2 ) );
-               Paths_constructPreferences( preferencesPage );
+               PreferencesPage page( *this, vbox2 );
+               Paths_constructBasicPreferences( page );
        }
 
-       return create_simple_modal_dialog_window( "Engine Path Not Found", m_modal, GTK_WIDGET( frame ) );
+       return ui::Window(create_simple_modal_dialog_window( "Engine Path Not Found", m_modal, frame ));
 }
 };
 
@@ -527,36 +695,27 @@ void gamemode_set( const char* gamemode ){
 
 #include "os/dir.h"
 
-class CLoadModule
-{
-const char* m_path;
-public:
-CLoadModule( const char* path ) : m_path( path ){
-}
-void operator()( const char* name ) const {
-       char fullname[1024];
-       ASSERT_MESSAGE( strlen( m_path ) + strlen( name ) < 1024, "" );
-       strcpy( fullname, m_path );
-       strcat( fullname, name );
-       globalOutputStream() << "Found '" << fullname << "'\n";
-       GlobalModuleServer_loadModule( fullname );
-}
-};
-
 const char* const c_library_extension =
 #if defined( CMAKE_SHARED_MODULE_SUFFIX )
     CMAKE_SHARED_MODULE_SUFFIX
-#elif defined( WIN32 )
+#elif GDEF_OS_WINDOWS
        "dll"
-#elif defined ( __APPLE__ )
+#elif GDEF_OS_MACOS
        "dylib"
-#elif defined( __linux__ ) || defined ( __FreeBSD__ )
+#elif GDEF_OS_LINUX || GDEF_OS_BSD
        "so"
 #endif
 ;
 
 void Radiant_loadModules( const char* path ){
-       Directory_forEach( path, MatchFileExtension<CLoadModule>( c_library_extension, CLoadModule( path ) ) );
+       Directory_forEach(path, matchFileExtension(c_library_extension, [&](const char *name) {
+               char fullname[1024];
+               ASSERT_MESSAGE(strlen(path) + strlen(name) < 1024, "");
+               strcpy(fullname, path);
+               strcat(fullname, name);
+               globalOutputStream() << "Found '" << fullname << "'\n";
+               GlobalModuleServer_loadModule(fullname);
+       }));
 }
 
 void Radiant_loadModulesFromRoot( const char* directory ){
@@ -588,11 +747,13 @@ std::size_t m_unrealised;
 public:
 WorldspawnColourEntityClassObserver() : m_unrealised( 1 ){
 }
+
 void realise(){
        if ( --m_unrealised == 0 ) {
                SetWorldspawnColour( g_xywindow_globals.color_brushes );
        }
 }
+
 void unrealise(){
        if ( ++m_unrealised == 1 ) {
        }
@@ -615,7 +776,7 @@ void Radiant_detachGameToolsPathObserver( ModuleObserver& observer ){
 void Radiant_Initialise(){
        GlobalModuleServer_Initialise();
 
-       Radiant_loadModulesFromRoot( AppPath_get() );
+       Radiant_loadModulesFromRoot( LibPath_get() );
 
        Preferences_Load();
 
@@ -644,7 +805,7 @@ void Radiant_Shutdown(){
 }
 
 void Exit(){
-       if ( ConfirmModified( "Exit Radiant" ) ) {
+       if ( ConfirmModified( "Exit " RADIANT_NAME ) ) {
                gtk_main_quit();
        }
 }
@@ -805,8 +966,55 @@ void ColorScheme_Ydnar(){
        XY_UpdateAllWindows();
 }
 
-typedef Callback1<Vector3&> GetColourCallback;
-typedef Callback1<const Vector3&> SetColourCallback;
+/* color scheme to fit the GTK Adwaita Dark theme */
+void ColorScheme_AdwaitaDark()
+{
+       // SI_Colors0
+       // GlobalTextureBrowser().color_textureback
+       TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));
+
+       // SI_Colors4
+       g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
+       // SI_Colors12
+       g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
+       CamWnd_Update(*g_pParentWnd->GetCamWnd());
+
+       // SI_Colors1
+       g_xywindow_globals.color_gridback = Vector3(0.25f, 0.25f, 0.25f);
+       // SI_Colors2
+       g_xywindow_globals.color_gridminor = Vector3(0.21f, 0.23f, 0.23f);
+       // SI_Colors3
+       g_xywindow_globals.color_gridmajor = Vector3(0.14f, 0.15f, 0.15f);
+       // SI_Colors14
+       g_xywindow_globals.color_gridmajor_alt = Vector3(1.0f, 0.0f, 0.0f);
+       // SI_Colors6
+       g_xywindow_globals.color_gridblock = Vector3(1.0f, 1.0f, 1.0f);
+       // SI_Colors7
+       g_xywindow_globals.color_gridtext = Vector3(0.0f, 0.0f, 0.0f);
+       // ??
+       g_xywindow_globals.color_selbrushes = Vector3(1.0f, 0.0f, 0.0f);
+       // ??
+       g_xywindow_globals.color_clipper = Vector3(0.0f, 0.0f, 1.0f);
+       // SI_Colors8
+       g_xywindow_globals.color_brushes = Vector3(0.73f, 0.73f, 0.73f);
+
+       // SI_AxisColors0
+       g_xywindow_globals.AxisColorX = Vector3(1.0f, 0.0f, 0.0f);
+       // SI_AxisColors1
+       g_xywindow_globals.AxisColorY = Vector3(0.0f, 1.0f, 0.0f);
+       // SI_AxisColors2
+       g_xywindow_globals.AxisColorZ = Vector3(0.0f, 0.0f, 1.0f);
+       SetWorldspawnColour(g_xywindow_globals.color_brushes);
+       // ??
+       g_xywindow_globals.color_viewname = Vector3(0.5f, 0.0f, 0.75f);
+       XY_UpdateAllWindows();
+
+       // SI_Colors5
+       // g_entity_globals.color_entity = Vector3(0.0f, 0.0f, 0.0f);
+}
+
+typedef Callback<void(Vector3&)> GetColourCallback;
+typedef Callback<void(const Vector3&)> SetColourCallback;
 
 class ChooseColour
 {
@@ -816,50 +1024,56 @@ public:
 ChooseColour( const GetColourCallback& get, const SetColourCallback& set )
        : m_get( get ), m_set( set ){
 }
+
 void operator()(){
        Vector3 colour;
        m_get( colour );
-       color_dialog( GTK_WIDGET( MainFrame_getWindow() ), colour );
+       color_dialog( MainFrame_getWindow(), colour );
        m_set( colour );
 }
 };
 
 
-
 void Colour_get( const Vector3& colour, Vector3& other ){
        other = colour;
 }
-typedef ConstReferenceCaller1<Vector3, Vector3&, Colour_get> ColourGetCaller;
+
+typedef ConstReferenceCaller<Vector3, void(Vector3&), Colour_get> ColourGetCaller;
 
 void Colour_set( Vector3& colour, const Vector3& other ){
        colour = other;
        SceneChangeNotify();
 }
-typedef ReferenceCaller1<Vector3, const Vector3&, Colour_set> ColourSetCaller;
+
+typedef ReferenceCaller<Vector3, void(const Vector3&), Colour_set> ColourSetCaller;
 
 void BrushColour_set( const Vector3& other ){
        g_xywindow_globals.color_brushes = other;
        SetWorldspawnColour( g_xywindow_globals.color_brushes );
        SceneChangeNotify();
 }
-typedef FreeCaller1<const Vector3&, BrushColour_set> BrushColourSetCaller;
+
+typedef FreeCaller<void(const Vector3&), BrushColour_set> BrushColourSetCaller;
 
 void ClipperColour_set( const Vector3& other ){
        g_xywindow_globals.color_clipper = other;
        Brush_clipperColourChanged();
        SceneChangeNotify();
 }
-typedef FreeCaller1<const Vector3&, ClipperColour_set> ClipperColourSetCaller;
+
+typedef FreeCaller<void(const Vector3&), ClipperColour_set> ClipperColourSetCaller;
 
 void TextureBrowserColour_get( Vector3& other ){
        other = TextureBrowser_getBackgroundColour( GlobalTextureBrowser() );
 }
-typedef FreeCaller1<Vector3&, TextureBrowserColour_get> TextureBrowserColourGetCaller;
+
+typedef FreeCaller<void(Vector3&), TextureBrowserColour_get> TextureBrowserColourGetCaller;
 
 void TextureBrowserColour_set( const Vector3& other ){
        TextureBrowser_setBackgroundColour( GlobalTextureBrowser(), other );
 }
-typedef FreeCaller1<const Vector3&, TextureBrowserColour_set> TextureBrowserColourSetCaller;
+
+typedef FreeCaller<void(const Vector3&), TextureBrowserColour_set> TextureBrowserColourSetCaller;
 
 
 class ColoursMenu
@@ -900,14 +1114,14 @@ ColoursMenu() :
 
 ColoursMenu g_ColoursMenu;
 
-GtkMenuItem* create_colours_menu(){
-       GtkMenuItem* colours_menu_item = new_sub_menu_item_with_mnemonic( "Colors" );
-       GtkMenu* menu_in_menu = GTK_MENU( gtk_menu_item_get_submenu( colours_menu_item ) );
+ui::MenuItem create_colours_menu(){
+       auto colours_menu_item = new_sub_menu_item_with_mnemonic( "Colors" );
+       auto menu_in_menu = ui::Menu::from( gtk_menu_item_get_submenu( colours_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu_in_menu );
        }
 
-       GtkMenu* menu_3 = create_sub_menu_with_mnemonic( menu_in_menu, "Themes" );
+       auto menu_3 = create_sub_menu_with_mnemonic( menu_in_menu, "Themes" );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu_3 );
        }
@@ -916,6 +1130,7 @@ GtkMenuItem* create_colours_menu(){
        create_menu_item_with_mnemonic( menu_3, "Q3Radiant Original", "ColorSchemeQER" );
        create_menu_item_with_mnemonic( menu_3, "Black and Green", "ColorSchemeBlackAndGreen" );
        create_menu_item_with_mnemonic( menu_3, "Maya/Max/Lightwave Emulation", "ColorSchemeYdnar" );
+       create_menu_item_with_mnemonic(menu_3, "Adwaita Dark", "ColorSchemeAdwaitaDark");
 
        menu_separator( menu_in_menu );
 
@@ -955,11 +1170,6 @@ void thunk_OnSleep(){
        g_pParentWnd->OnSleep();
 }
 
-void OpenUpdateURL(){
-       OpenURL( "https://gitlab.com/xonotic/netradiant/tags" );
-}
-
-// open the Q3Rad manual
 void OpenHelpURL(){
        OpenURL( "https://gitlab.com/xonotic/xonotic/wikis/Mapping" );
 }
@@ -969,30 +1179,30 @@ void OpenBugReportURL(){
 }
 
 
-GtkWidget* g_page_console;
+ui::Widget g_page_console{ui::null};
 
 void Console_ToggleShow(){
        GroupDialog_showPage( g_page_console );
 }
 
-GtkWidget* g_page_entity;
+ui::Widget g_page_entity{ui::null};
 
 void EntityInspector_ToggleShow(){
        GroupDialog_showPage( g_page_entity );
 }
 
 
-
 void SetClipMode( bool enable );
+
 void ModeChangeNotify();
 
 typedef void ( *ToolMode )();
+
 ToolMode g_currentToolMode = 0;
 bool g_currentToolModeSupportsComponentEditing = false;
 ToolMode g_defaultToolMode = 0;
 
 
-
 void SelectionSystem_DefaultMode(){
        GlobalSelectionSystem().SetMode( SelectionSystem::ePrimitive );
        GlobalSelectionSystem().SetComponentMode( SelectionSystem::eDefault );
@@ -1019,24 +1229,24 @@ template<bool( *BoolFunction ) ( )>
 class BoolFunctionExport
 {
 public:
-static void apply( const BoolImportCallback& importCallback ){
+static void apply( const Callback<void(bool)> & importCallback ){
        importCallback( BoolFunction() );
 }
 };
 
-typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<EdgeMode>::apply> EdgeModeApplyCaller;
+typedef FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<EdgeMode>::apply> EdgeModeApplyCaller;
 EdgeModeApplyCaller g_edgeMode_button_caller;
-BoolExportCallback g_edgeMode_button_callback( g_edgeMode_button_caller );
+Callback<void(const Callback<void(bool)> &)> g_edgeMode_button_callback( g_edgeMode_button_caller );
 ToggleItem g_edgeMode_button( g_edgeMode_button_callback );
 
-typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<VertexMode>::apply> VertexModeApplyCaller;
+typedef FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<VertexMode>::apply> VertexModeApplyCaller;
 VertexModeApplyCaller g_vertexMode_button_caller;
-BoolExportCallback g_vertexMode_button_callback( g_vertexMode_button_caller );
+Callback<void(const Callback<void(bool)> &)> g_vertexMode_button_callback( g_vertexMode_button_caller );
 ToggleItem g_vertexMode_button( g_vertexMode_button_callback );
 
-typedef FreeCaller1<const BoolImportCallback&, &BoolFunctionExport<FaceMode>::apply> FaceModeApplyCaller;
+typedef FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<FaceMode>::apply> FaceModeApplyCaller;
 FaceModeApplyCaller g_faceMode_button_caller;
-BoolExportCallback g_faceMode_button_callback( g_faceMode_button_caller );
+Callback<void(const Callback<void(bool)> &)> g_faceMode_button_callback( g_faceMode_button_caller );
 ToggleItem g_faceMode_button( g_faceMode_button_callback );
 
 void ComponentModeChanged(){
@@ -1133,6 +1343,7 @@ NodeSmartReference worldspawn;
 public:
 CloneSelected( bool d ) : doMakeUnique( d ), worldspawn( Map_FindOrInsertWorldspawn( g_map ) ){
 }
+
 bool pre( const scene::Path& path, scene::Instance& instance ) const {
        if ( path.size() == 1 ) {
                return true;
@@ -1154,6 +1365,7 @@ bool pre( const scene::Path& path, scene::Instance& instance ) const {
 
        return true;
 }
+
 void post( const scene::Path& path, scene::Instance& instance ) const {
        if ( path.size() == 1 ) {
                return;
@@ -1198,6 +1410,7 @@ struct AxisBase
        Vector3 x;
        Vector3 y;
        Vector3 z;
+
        AxisBase( const Vector3& x_, const Vector3& y_, const Vector3& z_ )
                : x( x_ ), y( y_ ), z( z_ ){
        }
@@ -1310,44 +1523,44 @@ void Selection_NudgeRight(){
 }
 
 
-void TranslateToolExport( const BoolImportCallback& importCallback ){
+void TranslateToolExport( const Callback<void(bool)> & importCallback ){
        importCallback( GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eTranslate );
 }
 
-void RotateToolExport( const BoolImportCallback& importCallback ){
+void RotateToolExport( const Callback<void(bool)> & importCallback ){
        importCallback( GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eRotate );
 }
 
-void ScaleToolExport( const BoolImportCallback& importCallback ){
+void ScaleToolExport( const Callback<void(bool)> & importCallback ){
        importCallback( GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eScale );
 }
 
-void DragToolExport( const BoolImportCallback& importCallback ){
+void DragToolExport( const Callback<void(bool)> & importCallback ){
        importCallback( GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eDrag );
 }
 
-void ClipperToolExport( const BoolImportCallback& importCallback ){
+void ClipperToolExport( const Callback<void(bool)> & importCallback ){
        importCallback( GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eClip );
 }
 
-FreeCaller1<const BoolImportCallback&, TranslateToolExport> g_translatemode_button_caller;
-BoolExportCallback g_translatemode_button_callback( g_translatemode_button_caller );
+FreeCaller<void(const Callback<void(bool)> &), TranslateToolExport> g_translatemode_button_caller;
+Callback<void(const Callback<void(bool)> &)> g_translatemode_button_callback( g_translatemode_button_caller );
 ToggleItem g_translatemode_button( g_translatemode_button_callback );
 
-FreeCaller1<const BoolImportCallback&, RotateToolExport> g_rotatemode_button_caller;
-BoolExportCallback g_rotatemode_button_callback( g_rotatemode_button_caller );
+FreeCaller<void(const Callback<void(bool)> &), RotateToolExport> g_rotatemode_button_caller;
+Callback<void(const Callback<void(bool)> &)> g_rotatemode_button_callback( g_rotatemode_button_caller );
 ToggleItem g_rotatemode_button( g_rotatemode_button_callback );
 
-FreeCaller1<const BoolImportCallback&, ScaleToolExport> g_scalemode_button_caller;
-BoolExportCallback g_scalemode_button_callback( g_scalemode_button_caller );
+FreeCaller<void(const Callback<void(bool)> &), ScaleToolExport> g_scalemode_button_caller;
+Callback<void(const Callback<void(bool)> &)> g_scalemode_button_callback( g_scalemode_button_caller );
 ToggleItem g_scalemode_button( g_scalemode_button_callback );
 
-FreeCaller1<const BoolImportCallback&, DragToolExport> g_dragmode_button_caller;
-BoolExportCallback g_dragmode_button_callback( g_dragmode_button_caller );
+FreeCaller<void(const Callback<void(bool)> &), DragToolExport> g_dragmode_button_caller;
+Callback<void(const Callback<void(bool)> &)> g_dragmode_button_callback( g_dragmode_button_caller );
 ToggleItem g_dragmode_button( g_dragmode_button_callback );
 
-FreeCaller1<const BoolImportCallback&, ClipperToolExport> g_clipper_button_caller;
-BoolExportCallback g_clipper_button_callback( g_clipper_button_caller );
+FreeCaller<void(const Callback<void(bool)> &), ClipperToolExport> g_clipper_button_caller;
+Callback<void(const Callback<void(bool)> &)> g_clipper_button_callback( g_clipper_button_caller );
 ToggleItem g_clipper_button( g_clipper_button_callback );
 
 void ToolChanged(){
@@ -1534,6 +1747,7 @@ public:
 SnappableSnapToGridSelected( float snap )
        : m_snap( snap ){
 }
+
 bool pre( const scene::Path& path, scene::Instance& instance ) const {
        if ( path.top().get().visible() ) {
                Snappable* snappable = Node_getSnappable( path.top() );
@@ -1557,6 +1771,7 @@ public:
 ComponentSnappableSnapToGridSelected( float snap )
        : m_snap( snap ){
 }
+
 bool pre( const scene::Path& path, scene::Instance& instance ) const {
        if ( path.top().get().visible() ) {
                ComponentSnappable* componentSnappable = Instance_getComponentSnappable( instance );
@@ -1589,9 +1804,11 @@ void Selection_SnapToGrid(){
 
 
 static gint qe_every_second( gpointer data ){
-       GdkModifierType mask;
+       if (g_pParentWnd == nullptr)
+               return TRUE;
 
-       gdk_window_get_pointer( 0, 0, 0, &mask );
+       GdkModifierType mask;
+       gdk_window_get_pointer( gtk_widget_get_window(g_pParentWnd->m_window), nullptr, nullptr, &mask );
 
        if ( ( mask & ( GDK_BUTTON1_MASK | GDK_BUTTON2_MASK | GDK_BUTTON3_MASK ) ) == 0 ) {
                QE_CheckAutoSave();
@@ -1604,47 +1821,47 @@ guint s_qe_every_second_id = 0;
 
 void EverySecondTimer_enable(){
        if ( s_qe_every_second_id == 0 ) {
-               s_qe_every_second_id = gtk_timeout_add( 1000, qe_every_second, 0 );
+               s_qe_every_second_id = g_timeout_add( 1000, qe_every_second, 0 );
        }
 }
 
 void EverySecondTimer_disable(){
        if ( s_qe_every_second_id != 0 ) {
-               gtk_timeout_remove( s_qe_every_second_id );
+               g_source_remove( s_qe_every_second_id );
                s_qe_every_second_id = 0;
        }
 }
 
-gint window_realize_remove_decoration( GtkWidget* widget, gpointer data ){
-       gdk_window_set_decorations( widget->window, (GdkWMDecoration)( GDK_DECOR_ALL | GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE ) );
+gint window_realize_remove_decoration( ui::Widget widget, gpointer data ){
+       gdk_window_set_decorations( gtk_widget_get_window(widget), (GdkWMDecoration)( GDK_DECOR_ALL | GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE ) );
        return FALSE;
 }
 
 class WaitDialog
 {
 public:
-GtkWindow* m_window;
-GtkLabel* m_label;
+ui::Window m_window{ui::null};
+ui::Label m_label{ui::null};
 };
 
 WaitDialog create_wait_dialog( const char* title, const char* text ){
        WaitDialog dialog;
 
-       dialog.m_window = create_floating_window( title, MainFrame_getWindow() );
+       dialog.m_window = MainFrame_getWindow().create_floating_window(title);
        gtk_window_set_resizable( dialog.m_window, FALSE );
        gtk_container_set_border_width( GTK_CONTAINER( dialog.m_window ), 0 );
        gtk_window_set_position( dialog.m_window, GTK_WIN_POS_CENTER_ON_PARENT );
 
-       g_signal_connect( G_OBJECT( dialog.m_window ), "realize", G_CALLBACK( window_realize_remove_decoration ), 0 );
+       dialog.m_window.connect( "realize", G_CALLBACK( window_realize_remove_decoration ), 0 );
 
        {
-               dialog.m_label = GTK_LABEL( gtk_label_new( text ) );
+               dialog.m_label = ui::Label( text );
                gtk_misc_set_alignment( GTK_MISC( dialog.m_label ), 0.0, 0.5 );
                gtk_label_set_justify( dialog.m_label, GTK_JUSTIFY_LEFT );
-               gtk_widget_show( GTK_WIDGET( dialog.m_label ) );
-               gtk_widget_set_size_request( GTK_WIDGET( dialog.m_label ), 200, -1 );
+               dialog.m_label.show();
+               dialog.m_label.dimensions(200, -1);
 
-               gtk_container_add( GTK_CONTAINER( dialog.m_window ), GTK_WIDGET( dialog.m_label ) );
+               dialog.m_window.add(dialog.m_label);
        }
        return dialog;
 }
@@ -1670,7 +1887,7 @@ bool MainFrame_isActiveApp(){
        for ( GList* i = list; i != 0; i = g_list_next( i ) )
        {
                //globalOutputStream() << "toplevel.. ";
-               if ( gtk_window_is_active( GTK_WINDOW( i->data ) ) ) {
+               if ( gtk_window_is_active( ui::Window::from( i->data ) ) ) {
                        //globalOutputStream() << "is active\n";
                        return true;
                }
@@ -1688,8 +1905,8 @@ bool ScreenUpdates_Enabled(){
 }
 
 void ScreenUpdates_process(){
-       if ( redrawRequired() && GTK_WIDGET_VISIBLE( g_wait.m_window ) ) {
-               process_gui();
+       if ( redrawRequired() && g_wait.m_window.visible() ) {
+               ui::process();
        }
 }
 
@@ -1698,20 +1915,23 @@ void ScreenUpdates_Disable( const char* message, const char* title ){
        if ( g_wait_stack.empty() ) {
                EverySecondTimer_disable();
 
-               process_gui();
+               ui::process();
 
                bool isActiveApp = MainFrame_isActiveApp();
 
                g_wait = create_wait_dialog( title, message );
-               gtk_grab_add( GTK_WIDGET( g_wait.m_window ) );
 
                if ( isActiveApp ) {
-                       gtk_widget_show( GTK_WIDGET( g_wait.m_window ) );
+                       g_wait.m_window.show();
+                       gtk_grab_add( g_wait.m_window  );
                        ScreenUpdates_process();
                }
        }
-       else if ( GTK_WIDGET_VISIBLE( g_wait.m_window ) ) {
-               gtk_label_set_text( g_wait.m_label, message );
+       else if ( g_wait.m_window.visible() ) {
+               g_wait.m_label.text(message);
+               if ( GTK_IS_WINDOW(g_wait.m_window) ) {
+                       gtk_grab_add(g_wait.m_window);
+               }
                ScreenUpdates_process();
        }
        g_wait_stack.push_back( message );
@@ -1722,22 +1942,21 @@ void ScreenUpdates_Enable(){
        g_wait_stack.pop_back();
        if ( g_wait_stack.empty() ) {
                EverySecondTimer_enable();
-               //gtk_widget_set_sensitive(GTK_WIDGET(MainFrame_getWindow()), TRUE);
+               //gtk_widget_set_sensitive(MainFrame_getWindow(), TRUE);
 
-               gtk_grab_remove( GTK_WIDGET( g_wait.m_window ) );
+               gtk_grab_remove( g_wait.m_window  );
                destroy_floating_window( g_wait.m_window );
-               g_wait.m_window = 0;
+               g_wait.m_window = ui::Window{ui::null};
 
                //gtk_window_present(MainFrame_getWindow());
        }
-       else if ( GTK_WIDGET_VISIBLE( g_wait.m_window ) ) {
-               gtk_label_set_text( g_wait.m_label, g_wait_stack.back().c_str() );
+       else if ( g_wait.m_window.visible() ) {
+               g_wait.m_label.text(g_wait_stack.back().c_str());
                ScreenUpdates_process();
        }
 }
 
 
-
 void GlobalCamera_UpdateWindow(){
        if ( g_pParentWnd != 0 ) {
                CamWnd_Update( *g_pParentWnd->GetCamWnd() );
@@ -1790,17 +2009,16 @@ void ClipperChangeNotify(){
 }
 
 
-LatchedInt g_Layout_viewStyle( 0, "Window Layout" );
-LatchedBool g_Layout_enableDetachableMenus( true, "Detachable Menus" );
-LatchedBool g_Layout_enablePatchToolbar( true, "Patch Toolbar" );
-LatchedBool g_Layout_enablePluginToolbar( true, "Plugin Toolbar" );
-
+LatchedValue<int> g_Layout_viewStyle( 0, "Window Layout" );
+LatchedValue<bool> g_Layout_enableDetachableMenus( true, "Detachable Menus" );
+LatchedValue<bool> g_Layout_enablePatchToolbar( true, "Patch Toolbar" );
+LatchedValue<bool> g_Layout_enablePluginToolbar( true, "Plugin Toolbar" );
 
 
-GtkMenuItem* create_file_menu(){
+ui::MenuItem create_file_menu(){
        // File menu
-       GtkMenuItem* file_menu_item = new_sub_menu_item_with_mnemonic( "_File" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( file_menu_item ) );
+       auto file_menu_item = new_sub_menu_item_with_mnemonic( "_File" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( file_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -1820,7 +2038,7 @@ GtkMenuItem* create_file_menu(){
        create_menu_item_with_mnemonic( menu, "_Import...", "ImportMap" );
        create_menu_item_with_mnemonic( menu, "_Save", "SaveMap" );
        create_menu_item_with_mnemonic( menu, "Save _as...", "SaveMapAs" );
-       create_menu_item_with_mnemonic( menu, "Save s_elected...", "SaveSelected" );
+       create_menu_item_with_mnemonic( menu, "_Export selected...", "ExportSelected" );
        menu_separator( menu );
        create_menu_item_with_mnemonic( menu, "Save re_gion...", "SaveRegion" );
        menu_separator( menu );
@@ -1832,16 +2050,15 @@ GtkMenuItem* create_file_menu(){
        menu_separator( menu );
        MRU_constructMenu( menu );
        menu_separator( menu );
-       create_menu_item_with_mnemonic( menu, "Check for NetRadiant update", "CheckForUpdate" ); // FIXME
        create_menu_item_with_mnemonic( menu, "E_xit", "Exit" );
 
        return file_menu_item;
 }
 
-GtkMenuItem* create_edit_menu(){
+ui::MenuItem create_edit_menu(){
        // Edit menu
-       GtkMenuItem* edit_menu_item = new_sub_menu_item_with_mnemonic( "_Edit" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( edit_menu_item ) );
+       auto edit_menu_item = new_sub_menu_item_with_mnemonic( "_Edit" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( edit_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -1863,7 +2080,7 @@ GtkMenuItem* create_edit_menu(){
        create_menu_item_with_mnemonic( menu, "Select i_nside", "SelectInside" );
        create_menu_item_with_mnemonic( menu, "Select _touching", "SelectTouching" );
 
-       GtkMenu* convert_menu = create_sub_menu_with_mnemonic( menu, "E_xpand Selection" );
+       auto convert_menu = create_sub_menu_with_mnemonic( menu, "E_xpand Selection" );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( convert_menu );
        }
@@ -1875,30 +2092,30 @@ GtkMenuItem* create_edit_menu(){
        return edit_menu_item;
 }
 
-void fill_view_xy_top_menu( GtkMenu* menu ){
+void fill_view_xy_top_menu( ui::Menu menu ){
        create_check_menu_item_with_mnemonic( menu, "XY (Top) View", "ToggleView" );
 }
 
 
-void fill_view_yz_side_menu( GtkMenu* menu ){
+void fill_view_yz_side_menu( ui::Menu menu ){
        create_check_menu_item_with_mnemonic( menu, "YZ (Side) View", "ToggleSideView" );
 }
 
 
-void fill_view_xz_front_menu( GtkMenu* menu ){
+void fill_view_xz_front_menu( ui::Menu menu ){
        create_check_menu_item_with_mnemonic( menu, "XZ (Front) View", "ToggleFrontView" );
 }
 
 
-GtkWidget* g_toggle_z_item = 0;
-GtkWidget* g_toggle_console_item = 0;
-GtkWidget* g_toggle_entity_item = 0;
-GtkWidget* g_toggle_entitylist_item = 0;
+ui::Widget g_toggle_z_item{ui::null};
+ui::Widget g_toggle_console_item{ui::null};
+ui::Widget g_toggle_entity_item{ui::null};
+ui::Widget g_toggle_entitylist_item{ui::null};
 
-GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
+ui::MenuItem create_view_menu( MainFrame::EViewStyle style ){
        // View menu
-       GtkMenuItem* view_menu_item = new_sub_menu_item_with_mnemonic( "Vie_w" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( view_menu_item ) );
+       auto view_menu_item = new_sub_menu_item_with_mnemonic( "Vie_w" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( view_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -1923,7 +2140,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
 
        menu_separator( menu );
        {
-               GtkMenu* camera_menu = create_sub_menu_with_mnemonic( menu, "Camera" );
+               auto camera_menu = create_sub_menu_with_mnemonic( menu, "Camera" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( camera_menu );
                }
@@ -1942,7 +2159,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        }
        menu_separator( menu );
        {
-               GtkMenu* orthographic_menu = create_sub_menu_with_mnemonic( menu, "Orthographic" );
+               auto orthographic_menu = create_sub_menu_with_mnemonic( menu, "Orthographic" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( orthographic_menu );
                }
@@ -1962,7 +2179,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        menu_separator( menu );
 
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Show" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Show" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -1977,7 +2194,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        }
 
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Filter" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Filter" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -1985,7 +2202,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        }
        menu_separator( menu );
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Hide/Show" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Hide/Show" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -1994,7 +2211,7 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        }
        menu_separator( menu );
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Region" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Region" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -2009,16 +2226,16 @@ GtkMenuItem* create_view_menu( MainFrame::EViewStyle style ){
        return view_menu_item;
 }
 
-GtkMenuItem* create_selection_menu(){
+ui::MenuItem create_selection_menu(){
        // Selection menu
-       GtkMenuItem* selection_menu_item = new_sub_menu_item_with_mnemonic( "M_odify" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( selection_menu_item ) );
+       auto selection_menu_item = new_sub_menu_item_with_mnemonic( "M_odify" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( selection_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
 
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Components" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Components" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -2030,7 +2247,7 @@ GtkMenuItem* create_selection_menu(){
        menu_separator( menu );
 
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Nudge" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Nudge" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -2040,7 +2257,7 @@ GtkMenuItem* create_selection_menu(){
                create_menu_item_with_mnemonic( menu_in_menu, "Nudge Down", "SelectNudgeDown" );
        }
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Rotate" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Rotate" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -2049,7 +2266,7 @@ GtkMenuItem* create_selection_menu(){
                create_menu_item_with_mnemonic( menu_in_menu, "Rotate Z", "RotateSelectionZ" );
        }
        {
-               GtkMenu* menu_in_menu = create_sub_menu_with_mnemonic( menu, "Flip" );
+               auto menu_in_menu = create_sub_menu_with_mnemonic( menu, "Flip" );
                if ( g_Layout_enableDetachableMenus.m_value ) {
                        menu_tearoff( menu_in_menu );
                }
@@ -2064,10 +2281,10 @@ GtkMenuItem* create_selection_menu(){
        return selection_menu_item;
 }
 
-GtkMenuItem* create_bsp_menu(){
+ui::MenuItem create_bsp_menu(){
        // BSP menu
-       GtkMenuItem* bsp_menu_item = new_sub_menu_item_with_mnemonic( "_Build" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( bsp_menu_item ) );
+       auto bsp_menu_item = new_sub_menu_item_with_mnemonic( "_Build" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( bsp_menu_item ) );
 
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
@@ -2084,10 +2301,10 @@ GtkMenuItem* create_bsp_menu(){
        return bsp_menu_item;
 }
 
-GtkMenuItem* create_grid_menu(){
+ui::MenuItem create_grid_menu(){
        // Grid menu
-       GtkMenuItem* grid_menu_item = new_sub_menu_item_with_mnemonic( "_Grid" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( grid_menu_item ) );
+       auto grid_menu_item = new_sub_menu_item_with_mnemonic( "_Grid" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( grid_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -2097,31 +2314,31 @@ GtkMenuItem* create_grid_menu(){
        return grid_menu_item;
 }
 
-GtkMenuItem* create_misc_menu(){
+ui::MenuItem create_misc_menu(){
        // Misc menu
-       GtkMenuItem* misc_menu_item = new_sub_menu_item_with_mnemonic( "M_isc" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( misc_menu_item ) );
+       auto misc_menu_item = new_sub_menu_item_with_mnemonic( "M_isc" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( misc_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
 
 #if 0
-       create_menu_item_with_mnemonic( menu, "_Benchmark", FreeCaller<GlobalCamera_Benchmark>() );
+       create_menu_item_with_mnemonic( menu, "_Benchmark", makeCallbackF(GlobalCamera_Benchmark) );
 #endif
-       gtk_container_add( GTK_CONTAINER( menu ), GTK_WIDGET( create_colours_menu() ) );
+    menu.add(create_colours_menu());
 
        create_menu_item_with_mnemonic( menu, "Find brush...", "FindBrush" );
        create_menu_item_with_mnemonic( menu, "Map Info...", "MapInfo" );
        // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=394
-//  create_menu_item_with_mnemonic(menu, "_Print XY View", FreeCaller<WXY_Print>());
-       create_menu_item_with_mnemonic( menu, "_Background select", FreeCaller<WXY_BackgroundSelect>() );
+//  create_menu_item_with_mnemonic(menu, "_Print XY View", FreeCaller<void(), WXY_Print>());
+       create_menu_item_with_mnemonic( menu, "_Background select", makeCallbackF(WXY_BackgroundSelect) );
        return misc_menu_item;
 }
 
-GtkMenuItem* create_entity_menu(){
+ui::MenuItem create_entity_menu(){
        // Brush menu
-       GtkMenuItem* entity_menu_item = new_sub_menu_item_with_mnemonic( "E_ntity" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( entity_menu_item ) );
+       auto entity_menu_item = new_sub_menu_item_with_mnemonic( "E_ntity" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( entity_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -2131,10 +2348,10 @@ GtkMenuItem* create_entity_menu(){
        return entity_menu_item;
 }
 
-GtkMenuItem* create_brush_menu(){
+ui::MenuItem create_brush_menu(){
        // Brush menu
-       GtkMenuItem* brush_menu_item = new_sub_menu_item_with_mnemonic( "B_rush" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( brush_menu_item ) );
+       auto brush_menu_item = new_sub_menu_item_with_mnemonic( "B_rush" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( brush_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -2144,10 +2361,10 @@ GtkMenuItem* create_brush_menu(){
        return brush_menu_item;
 }
 
-GtkMenuItem* create_patch_menu(){
+ui::MenuItem create_patch_menu(){
        // Curve menu
-       GtkMenuItem* patch_menu_item = new_sub_menu_item_with_mnemonic( "_Curve" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( patch_menu_item ) );
+       auto patch_menu_item = new_sub_menu_item_with_mnemonic( "_Curve" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( patch_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -2157,10 +2374,10 @@ GtkMenuItem* create_patch_menu(){
        return patch_menu_item;
 }
 
-GtkMenuItem* create_help_menu(){
+ui::MenuItem create_help_menu(){
        // Help menu
-       GtkMenuItem* help_menu_item = new_sub_menu_item_with_mnemonic( "_Help" );
-       GtkMenu* menu = GTK_MENU( gtk_menu_item_get_submenu( help_menu_item ) );
+       auto help_menu_item = new_sub_menu_item_with_mnemonic( "_Help" );
+       auto menu = ui::Menu::from( gtk_menu_item_get_submenu( help_menu_item ) );
        if ( g_Layout_enableDetachableMenus.m_value ) {
                menu_tearoff( menu );
        }
@@ -2171,29 +2388,29 @@ GtkMenuItem* create_help_menu(){
        // it will take care of hooking the Sys_OpenURL calls etc.
        create_game_help_menu( menu );
 
-       create_menu_item_with_mnemonic( menu, "Bug report", FreeCaller<OpenBugReportURL>() );
-       create_menu_item_with_mnemonic( menu, "Shortcuts list", FreeCaller<DoCommandListDlg>() );
-       create_menu_item_with_mnemonic( menu, "_About", FreeCaller<DoAbout>() );
+       create_menu_item_with_mnemonic( menu, "Bug report", makeCallbackF(OpenBugReportURL) );
+       create_menu_item_with_mnemonic( menu, "Shortcuts list", makeCallbackF(DoCommandListDlg) );
+       create_menu_item_with_mnemonic( menu, "_About...", makeCallbackF(DoAbout) );
 
        return help_menu_item;
 }
 
-GtkMenuBar* create_main_menu( MainFrame::EViewStyle style ){
-       GtkMenuBar* menu_bar = GTK_MENU_BAR( gtk_menu_bar_new() );
-       gtk_widget_show( GTK_WIDGET( menu_bar ) );
+ui::MenuBar create_main_menu( MainFrame::EViewStyle style ){
+       auto menu_bar = ui::MenuBar::from( gtk_menu_bar_new() );
+       menu_bar.show();
 
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_file_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_edit_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_view_menu( style ) ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_selection_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_bsp_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_grid_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_misc_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_entity_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_brush_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_patch_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_plugins_menu() ) );
-       gtk_container_add( GTK_CONTAINER( menu_bar ), GTK_WIDGET( create_help_menu() ) );
+       menu_bar.add(create_file_menu());
+       menu_bar.add(create_edit_menu());
+       menu_bar.add(create_view_menu(style));
+       menu_bar.add(create_selection_menu());
+       menu_bar.add(create_bsp_menu());
+       menu_bar.add(create_grid_menu());
+       menu_bar.add(create_misc_menu());
+       menu_bar.add(create_entity_menu());
+       menu_bar.add(create_brush_menu());
+       menu_bar.add(create_patch_menu());
+       menu_bar.add(create_plugins_menu());
+       menu_bar.add(create_help_menu());
 
        return menu_bar;
 }
@@ -2271,17 +2488,17 @@ void register_shortcuts(){
        SelectByType_registerShortcuts();
 }
 
-void File_constructToolbar( GtkToolbar* toolbar ){
+void File_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "Open an existing map (CTRL + O)", "file_open.png", "OpenMap" );
        toolbar_append_button( toolbar, "Save the active map (CTRL + S)", "file_save.png", "SaveMap" );
 }
 
-void UndoRedo_constructToolbar( GtkToolbar* toolbar ){
+void UndoRedo_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "Undo (CTRL + Z)", "undo.png", "Undo" );
        toolbar_append_button( toolbar, "Redo (CTRL + Y)", "redo.png", "Redo" );
 }
 
-void RotateFlip_constructToolbar( GtkToolbar* toolbar ){
+void RotateFlip_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "x-axis Flip", "brush_flipx.png", "MirrorSelectionX" );
        toolbar_append_button( toolbar, "x-axis Rotate", "brush_rotatex.png", "RotateSelectionX" );
        toolbar_append_button( toolbar, "y-axis Flip", "brush_flipy.png", "MirrorSelectionY" );
@@ -2290,33 +2507,34 @@ void RotateFlip_constructToolbar( GtkToolbar* toolbar ){
        toolbar_append_button( toolbar, "z-axis Rotate", "brush_rotatez.png", "RotateSelectionZ" );
 }
 
-void Select_constructToolbar( GtkToolbar* toolbar ){
+void Select_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "Select touching", "selection_selecttouching.png", "SelectTouching" );
        toolbar_append_button( toolbar, "Select inside", "selection_selectinside.png", "SelectInside" );
 }
 
-void CSG_constructToolbar( GtkToolbar* toolbar ){
+void CSG_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "CSG Subtract (SHIFT + U)", "selection_csgsubtract.png", "CSGSubtract" );
        toolbar_append_button( toolbar, "CSG Merge (CTRL + U)", "selection_csgmerge.png", "CSGMerge" );
-       toolbar_append_button( toolbar, "Hollow", "selection_makehollow.png", "CSGHollow" );
+       toolbar_append_button( toolbar, "Make Hollow", "selection_makehollow.png", "CSGMakeHollow" );
+       toolbar_append_button( toolbar, "Make Room", "selection_makeroom.png", "CSGMakeRoom" );
 }
 
-void ComponentModes_constructToolbar( GtkToolbar* toolbar ){
+void ComponentModes_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_toggle_button( toolbar, "Select Vertices (V)", "modify_vertices.png", "DragVertices" );
        toolbar_append_toggle_button( toolbar, "Select Edges (E)", "modify_edges.png", "DragEdges" );
        toolbar_append_toggle_button( toolbar, "Select Faces (F)", "modify_faces.png", "DragFaces" );
 }
 
-void Clipper_constructToolbar( GtkToolbar* toolbar ){
+void Clipper_constructToolbar( ui::Toolbar toolbar ){
 
        toolbar_append_toggle_button( toolbar, "Clipper (X)", "view_clipper.png", "ToggleClipper" );
 }
 
-void XYWnd_constructToolbar( GtkToolbar* toolbar ){
+void XYWnd_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_button( toolbar, "Change views", "view_change.png", "NextView" );
 }
 
-void Manipulators_constructToolbar( GtkToolbar* toolbar ){
+void Manipulators_constructToolbar( ui::Toolbar toolbar ){
        toolbar_append_toggle_button( toolbar, "Translate (W)", "select_mousetranslate.png", "MouseTranslate" );
        toolbar_append_toggle_button( toolbar, "Rotate (R)", "select_mouserotate.png", "MouseRotate" );
        toolbar_append_toggle_button( toolbar, "Scale", "select_mousescale.png", "MouseScale" );
@@ -2325,110 +2543,116 @@ void Manipulators_constructToolbar( GtkToolbar* toolbar ){
        Clipper_constructToolbar( toolbar );
 }
 
-GtkToolbar* create_main_toolbar( MainFrame::EViewStyle style ){
-       GtkToolbar* toolbar = GTK_TOOLBAR( gtk_toolbar_new() );
-       gtk_toolbar_set_orientation( toolbar, GTK_ORIENTATION_HORIZONTAL );
+ui::Toolbar create_main_toolbar( MainFrame::EViewStyle style ){
+       auto toolbar = ui::Toolbar::from( gtk_toolbar_new() );
+       gtk_orientable_set_orientation( GTK_ORIENTABLE(toolbar), GTK_ORIENTATION_HORIZONTAL );
        gtk_toolbar_set_style( toolbar, GTK_TOOLBAR_ICONS );
 
-       gtk_widget_show( GTK_WIDGET( toolbar ) );
+       toolbar.show();
+
+       auto space = [&]() {
+               auto btn = ui::ToolItem::from(gtk_separator_tool_item_new());
+               btn.show();
+               toolbar.add(btn);
+       };
 
        File_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        UndoRedo_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        RotateFlip_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        Select_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        CSG_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        ComponentModes_constructToolbar( toolbar );
 
        if ( style == MainFrame::eRegular || style == MainFrame::eRegularLeft || style == MainFrame::eFloating ) {
-               gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+               space();
 
                XYWnd_constructToolbar( toolbar );
        }
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        CamWnd_constructToolbar( toolbar );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        Manipulators_constructToolbar( toolbar );
 
        if ( g_Layout_enablePatchToolbar.m_value ) {
-               gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+               space();
 
                Patch_constructToolbar( toolbar );
        }
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
        toolbar_append_toggle_button( toolbar, "Texture Lock (SHIFT +T)", "texture_lock.png", "TogTexLock" );
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
+       space();
 
-       GtkButton* g_view_entities_button = toolbar_append_button( toolbar, "Entities (N)", "entities.png", "ToggleEntityInspector" );
-       GtkButton* g_view_console_button = toolbar_append_button( toolbar, "Console (O)", "console.png", "ToggleConsole" );
-       GtkButton* g_view_textures_button = toolbar_append_button( toolbar, "Texture Browser (T)", "texture_browser.png", "ToggleTextures" );
+       /*auto g_view_entities_button =*/ toolbar_append_button( toolbar, "Entities (N)", "entities.png", "ToggleEntityInspector" );
+       auto g_view_console_button = toolbar_append_button( toolbar, "Console (O)", "console.png", "ToggleConsole" );
+       auto g_view_textures_button = toolbar_append_button( toolbar, "Texture Browser (T)", "texture_browser.png", "ToggleTextures" );
        // TODO: call light inspector
        //GtkButton* g_view_lightinspector_button = toolbar_append_button(toolbar, "Light Inspector", "lightinspector.png", "ToggleLightInspector");
 
-       gtk_toolbar_append_space( GTK_TOOLBAR( toolbar ) );
-       GtkButton* g_refresh_models_button = toolbar_append_button( toolbar, "Refresh Models", "refresh_models.png", "RefreshReferences" );
+       space();
+       /*auto g_refresh_models_button =*/ toolbar_append_button( toolbar, "Refresh Models", "refresh_models.png", "RefreshReferences" );
 
 
        // disable the console and texture button in the regular layouts
        if ( style == MainFrame::eRegular || style == MainFrame::eRegularLeft ) {
-               gtk_widget_set_sensitive( GTK_WIDGET( g_view_console_button ), FALSE );
-               gtk_widget_set_sensitive( GTK_WIDGET( g_view_textures_button ), FALSE );
+               gtk_widget_set_sensitive( g_view_console_button , FALSE );
+               gtk_widget_set_sensitive( g_view_textures_button , FALSE );
        }
 
        return toolbar;
 }
 
-GtkWidget* create_main_statusbar( GtkWidget *pStatusLabel[c_count_status] ){
-       GtkTable* table = GTK_TABLE( gtk_table_new( 1, c_count_status, FALSE ) );
-       gtk_widget_show( GTK_WIDGET( table ) );
+ui::Widget create_main_statusbar( ui::Widget pStatusLabel[c_count_status] ){
+       auto table = ui::Table( 1, c_count_status, FALSE );
+       table.show();
 
        {
-               GtkLabel* label = GTK_LABEL( gtk_label_new( "Label" ) );
+               auto label = ui::Label( "Label" );
                gtk_misc_set_alignment( GTK_MISC( label ), 0, 0.5 );
                gtk_misc_set_padding( GTK_MISC( label ), 4, 2 );
-               gtk_widget_show( GTK_WIDGET( label ) );
-               gtk_table_attach_defaults( table, GTK_WIDGET( label ), 0, 1, 0, 1 );
-               pStatusLabel[c_command_status] = GTK_WIDGET( label );
+               label.show();
+               table.attach(label, {0, 1, 0, 1});
+               pStatusLabel[c_command_status] = ui::Widget(label );
        }
 
-       for ( int i = 1; i < c_count_status; ++i )
+       for (unsigned int i = 1; (int) i < c_count_status; ++i)
        {
-               GtkFrame* frame = GTK_FRAME( gtk_frame_new( 0 ) );
-               gtk_widget_show( GTK_WIDGET( frame ) );
-               gtk_table_attach_defaults( table, GTK_WIDGET( frame ), i, i + 1, 0, 1 );
+               auto frame = ui::Frame();
+               frame.show();
+               table.attach(frame, {i, i + 1, 0, 1});
                gtk_frame_set_shadow_type( frame, GTK_SHADOW_IN );
 
-               GtkLabel* label = GTK_LABEL( gtk_label_new( "Label" ) );
+               auto label = ui::Label( "Label" );
                gtk_label_set_ellipsize( label, PANGO_ELLIPSIZE_END );
                gtk_misc_set_alignment( GTK_MISC( label ), 0, 0.5 );
                gtk_misc_set_padding( GTK_MISC( label ), 4, 2 );
-               gtk_widget_show( GTK_WIDGET( label ) );
-               gtk_container_add( GTK_CONTAINER( frame ), GTK_WIDGET( label ) );
-               pStatusLabel[i] = GTK_WIDGET( label );
+               label.show();
+               frame.add(label);
+               pStatusLabel[i] = ui::Widget(label );
        }
 
-       return GTK_WIDGET( table );
+       return ui::Widget(table );
 }
 
 #if 0
@@ -2440,15 +2664,15 @@ class WindowFocusPrinter
 {
 const char* m_name;
 
-static gboolean frame_event( GtkWidget *widget, GdkEvent* event, WindowFocusPrinter* self ){
+static gboolean frame_event( ui::Widget widget, GdkEvent* event, WindowFocusPrinter* self ){
        globalOutputStream() << self->m_name << " frame_event\n";
        return FALSE;
 }
-static gboolean keys_changed( GtkWidget *widget, WindowFocusPrinter* self ){
+static gboolean keys_changed( ui::Widget widget, WindowFocusPrinter* self ){
        globalOutputStream() << self->m_name << " keys_changed\n";
        return FALSE;
 }
-static gboolean notify( GtkWindow* window, gpointer dummy, WindowFocusPrinter* self ){
+static gboolean notify( ui::Window window, gpointer dummy, WindowFocusPrinter* self ){
        if ( gtk_window_is_active( window ) ) {
                globalOutputStream() << self->m_name << " takes toplevel focus\n";
        }
@@ -2461,11 +2685,11 @@ static gboolean notify( GtkWindow* window, gpointer dummy, WindowFocusPrinter* s
 public:
 WindowFocusPrinter( const char* name ) : m_name( name ){
 }
-void connect( GtkWindow* toplevel_window ){
-       g_signal_connect( G_OBJECT( toplevel_window ), "notify::has_toplevel_focus", G_CALLBACK( notify ), this );
-       g_signal_connect( G_OBJECT( toplevel_window ), "notify::is_active", G_CALLBACK( notify ), this );
-       g_signal_connect( G_OBJECT( toplevel_window ), "keys_changed", G_CALLBACK( keys_changed ), this );
-       g_signal_connect( G_OBJECT( toplevel_window ), "frame_event", G_CALLBACK( frame_event ), this );
+void connect( ui::Window toplevel_window ){
+       toplevel_window.connect( "notify::has_toplevel_focus", G_CALLBACK( notify ), this );
+       toplevel_window.connect( "notify::is_active", G_CALLBACK( notify ), this );
+       toplevel_window.connect( "keys_changed", G_CALLBACK( keys_changed ), this );
+       toplevel_window.connect( "frame_event", G_CALLBACK( frame_event ), this );
 }
 };
 
@@ -2475,16 +2699,17 @@ WindowFocusPrinter g_mainframeFocusPrinter( "mainframe" );
 
 class MainWindowActive
 {
-static gboolean notify( GtkWindow* window, gpointer dummy, MainWindowActive* self ){
-       if ( g_wait.m_window != 0 && gtk_window_is_active( window ) && !GTK_WIDGET_VISIBLE( g_wait.m_window ) ) {
-               gtk_widget_show( GTK_WIDGET( g_wait.m_window ) );
+static gboolean notify( ui::Window window, gpointer dummy, MainWindowActive* self ){
+       if ( g_wait.m_window && gtk_window_is_active( window ) && !g_wait.m_window.visible() ) {
+               g_wait.m_window.show();
        }
 
        return FALSE;
 }
+
 public:
-void connect( GtkWindow* toplevel_window ){
-       g_signal_connect( G_OBJECT( toplevel_window ), "notify::is-active", G_CALLBACK( notify ), this );
+void connect( ui::Window toplevel_window ){
+       toplevel_window.connect( "notify::is-active", G_CALLBACK( notify ), this );
 }
 };
 
@@ -2511,16 +2736,14 @@ void XYWindowMouseDown_disconnect( MouseEventHandlerId id ){
 
 MainFrame* g_pParentWnd = 0;
 
-GtkWindow* MainFrame_getWindow(){
-       if ( g_pParentWnd == 0 ) {
-               return 0;
-       }
-       return g_pParentWnd->m_window;
+ui::Window MainFrame_getWindow()
+{
+       return g_pParentWnd ? g_pParentWnd->m_window : ui::Window{ui::null};
 }
 
-std::vector<GtkWidget*> g_floating_windows;
+std::vector<ui::Widget> g_floating_windows;
 
-MainFrame::MainFrame() : m_window( 0 ), m_idleRedrawStatusText( RedrawStatusTextCaller( *this ) ){
+MainFrame::MainFrame() : m_idleRedrawStatusText( RedrawStatusTextCaller( *this ) ){
        m_pXYWnd = 0;
        m_pCamWnd = 0;
        m_pZWnd = 0;
@@ -2528,9 +2751,8 @@ MainFrame::MainFrame() : m_window( 0 ), m_idleRedrawStatusText( RedrawStatusText
        m_pXZWnd = 0;
        m_pActiveXY = 0;
 
-       for ( int n = 0; n < c_count_status; n++ )
-       {
-               m_pStatusLabel[n] = 0;
+       for (auto &n : m_pStatusLabel) {
+        n = NULL;
        }
 
        m_bSleeping = false;
@@ -2541,16 +2763,20 @@ MainFrame::MainFrame() : m_window( 0 ), m_idleRedrawStatusText( RedrawStatusText
 MainFrame::~MainFrame(){
        SaveWindowInfo();
 
-       gtk_widget_hide( GTK_WIDGET( m_window ) );
+       m_window.hide();
 
        Shutdown();
 
-       for ( std::vector<GtkWidget*>::iterator i = g_floating_windows.begin(); i != g_floating_windows.end(); ++i )
+       for ( std::vector<ui::Widget>::iterator i = g_floating_windows.begin(); i != g_floating_windows.end(); ++i )
        {
-               gtk_widget_destroy( *i );
+#ifndef WORKAROUND_MACOS_GTK2_DESTROY
+               i->destroy();
+#endif
        }
 
-       gtk_widget_destroy( GTK_WIDGET( m_window ) );
+#ifndef WORKAROUND_MACOS_GTK2_DESTROY
+       m_window.destroy();
+#endif
 }
 
 void MainFrame::SetActiveXY( XYWnd* p ){
@@ -2612,7 +2838,7 @@ void MainFrame::CreateContexts(){
 #endif
 }
 
-#ifdef _DEBUG
+#if GDEF_DEBUG
 //#define DBG_SLEEP
 #endif
 
@@ -2670,35 +2896,35 @@ void MainFrame::OnSleep(){
 }
 
 
-GtkWindow* create_splash(){
-       GtkWindow* window = GTK_WINDOW( gtk_window_new( GTK_WINDOW_TOPLEVEL ) );
-       gtk_window_set_decorated( window, FALSE );
-       gtk_window_set_resizable( window, FALSE );
-       gtk_window_set_modal( window, TRUE );
+ui::Window create_splash(){
+       auto window = ui::Window( ui::window_type::TOP );
+       gtk_window_set_decorated(window, false);
+       gtk_window_set_resizable(window, false);
+       gtk_window_set_modal(window, true);
        gtk_window_set_default_size( window, -1, -1 );
        gtk_window_set_position( window, GTK_WIN_POS_CENTER );
-       gtk_container_set_border_width( GTK_CONTAINER( window ), 0 );
+       gtk_container_set_border_width(window, 0);
 
-       GtkImage* image = new_local_image( "splash.png" );
-       gtk_widget_show( GTK_WIDGET( image ) );
-       gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( image ) );
+       auto image = new_local_image( "splash.png" );
+       image.show();
+       window.add(image);
 
-       gtk_widget_set_size_request( GTK_WIDGET( window ), -1, -1 );
-       gtk_widget_show( GTK_WIDGET( window ) );
+       window.dimensions(-1, -1);
+       window.show();
 
        return window;
 }
 
-static GtkWindow *splash_screen = 0;
+static ui::Window splash_screen{ui::null};
 
 void show_splash(){
        splash_screen = create_splash();
 
-       process_gui();
+       ui::process();
 }
 
 void hide_splash(){
-       gtk_widget_destroy( GTK_WIDGET( splash_screen ) );
+       splash_screen.destroy();
 }
 
 WindowPositionTracker g_posCamWnd;
@@ -2706,8 +2932,8 @@ WindowPositionTracker g_posXYWnd;
 WindowPositionTracker g_posXZWnd;
 WindowPositionTracker g_posYZWnd;
 
-static gint mainframe_delete( GtkWidget *widget, GdkEvent *event, gpointer data ){
-       if ( ConfirmModified( "Exit Radiant" ) ) {
+static gint mainframe_delete( ui::Widget widget, GdkEvent *event, gpointer data ){
+       if ( ConfirmModified( "Exit " RADIANT_NAME ) ) {
                gtk_main_quit();
        }
 
@@ -2715,24 +2941,24 @@ static gint mainframe_delete( GtkWidget *widget, GdkEvent *event, gpointer data
 }
 
 void MainFrame::Create(){
-       GtkWindow* window = GTK_WINDOW( gtk_window_new( GTK_WINDOW_TOPLEVEL ) );
+       ui::Window window = ui::Window( ui::window_type::TOP );
 
        GlobalWindowObservers_connectTopLevel( window );
 
        gtk_window_set_transient_for( splash_screen, window );
 
-#if !defined( WIN32 )
+#if !GDEF_OS_WINDOWS
        {
                GdkPixbuf* pixbuf = pixbuf_new_from_file_with_mask( "bitmaps/icon.png" );
                if ( pixbuf != 0 ) {
                        gtk_window_set_icon( window, pixbuf );
-                       gdk_pixbuf_unref( pixbuf );
+                       g_object_unref( pixbuf );
                }
        }
 #endif
 
-       gtk_widget_add_events( GTK_WIDGET( window ), GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK );
-       g_signal_connect( G_OBJECT( window ), "delete_event", G_CALLBACK( mainframe_delete ), this );
+       gtk_widget_add_events( window , GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK );
+       window.connect( "delete_event", G_CALLBACK( mainframe_delete ), this );
 
        m_position_tracker.connect( window );
 
@@ -2743,11 +2969,11 @@ void MainFrame::Create(){
 
        g_MainWindowActive.connect( window );
 
-       GetPlugInMgr().Init( GTK_WIDGET( window ) );
+       GetPlugInMgr().Init( window );
 
-       GtkWidget* vbox = gtk_vbox_new( FALSE, 0 );
-       gtk_container_add( GTK_CONTAINER( window ), vbox );
-       gtk_widget_show( vbox );
+       auto vbox = ui::VBox( FALSE, 0 );
+       window.add(vbox);
+       vbox.show();
 
        global_accel_connect_window( window );
 
@@ -2755,20 +2981,20 @@ void MainFrame::Create(){
 
        register_shortcuts();
 
-       GtkMenuBar* main_menu = create_main_menu( CurrentStyle() );
-       gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( main_menu ), FALSE, FALSE, 0 );
+    auto main_menu = create_main_menu( CurrentStyle() );
+       vbox.pack_start( main_menu, FALSE, FALSE, 0 );
 
-       GtkToolbar* main_toolbar = create_main_toolbar( CurrentStyle() );
-       gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( main_toolbar ), FALSE, FALSE, 0 );
+    auto main_toolbar = create_main_toolbar( CurrentStyle() );
+       vbox.pack_start( main_toolbar, FALSE, FALSE, 0 );
 
-       GtkToolbar* plugin_toolbar = create_plugin_toolbar();
+       auto plugin_toolbar = create_plugin_toolbar();
        if ( !g_Layout_enablePluginToolbar.m_value ) {
-               gtk_widget_hide( GTK_WIDGET( plugin_toolbar ) );
+               plugin_toolbar.hide();
        }
-       gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( plugin_toolbar ), FALSE, FALSE, 0 );
+       vbox.pack_start( plugin_toolbar, FALSE, FALSE, 0 );
 
-       GtkWidget* main_statusbar = create_main_statusbar( m_pStatusLabel );
-       gtk_box_pack_end( GTK_BOX( vbox ), main_statusbar, FALSE, TRUE, 2 );
+       ui::Widget main_statusbar = create_main_statusbar(reinterpret_cast<ui::Widget *>(m_pStatusLabel));
+       vbox.pack_end(main_statusbar, FALSE, TRUE, 2);
 
        GroupDialog_constructWindow( window );
        g_page_entity = GroupDialog_addPage( "Entities", EntityInspector_constructWindow( GroupDialog_getWindow() ), RawStringExportCaller( "Entities" ) );
@@ -2777,7 +3003,7 @@ void MainFrame::Create(){
                g_page_console = GroupDialog_addPage( "Console", Console_constructWindow( GroupDialog_getWindow() ), RawStringExportCaller( "Console" ) );
        }
 
-#ifdef WIN32
+#if GDEF_OS_WINDOWS
        if ( g_multimon_globals.m_bStartOnPrimMon ) {
                PositionWindowOnPrimaryScreen( g_layout_globals.m_position );
                window_set_position( window, g_layout_globals.m_position );
@@ -2796,33 +3022,33 @@ void MainFrame::Create(){
 
        m_window = window;
 
-       gtk_widget_show( GTK_WIDGET( window ) );
+       window.show();
 
        if ( CurrentStyle() == eRegular || CurrentStyle() == eRegularLeft ) {
                {
-                       GtkWidget* vsplit = gtk_vpaned_new();
+                       ui::Widget vsplit = ui::VPaned(ui::New);
                        m_vSplit = vsplit;
-                       gtk_box_pack_start( GTK_BOX( vbox ), vsplit, TRUE, TRUE, 0 );
-                       gtk_widget_show( vsplit );
+                       vbox.pack_start( vsplit, TRUE, TRUE, 0 );
+                       vsplit.show();
 
                        // console
-                       GtkWidget* console_window = Console_constructWindow( window );
+                       ui::Widget console_window = Console_constructWindow( window );
                        gtk_paned_pack2( GTK_PANED( vsplit ), console_window, FALSE, TRUE );
 
                        {
-                               GtkWidget* hsplit = gtk_hpaned_new();
-                               gtk_widget_show( hsplit );
+                               ui::Widget hsplit = ui::HPaned(ui::New);
+                               hsplit.show();
                                m_hSplit = hsplit;
                                gtk_paned_add1( GTK_PANED( vsplit ), hsplit );
 
                                // xy
                                m_pXYWnd = new XYWnd();
                                m_pXYWnd->SetViewType( XY );
-                               GtkWidget* xy_window = GTK_WIDGET( create_framed_widget( m_pXYWnd->GetWidget() ) );
+                               ui::Widget xy_window = ui::Widget(create_framed_widget( m_pXYWnd->GetWidget( ) ));
 
                                {
-                                       GtkWidget* vsplit2 = gtk_vpaned_new();
-                                       gtk_widget_show( vsplit2 );
+                                       ui::Widget vsplit2 = ui::VPaned(ui::New);
+                                       vsplit2.show();
                                        m_vSplit2 = vsplit2;
 
                                        if ( CurrentStyle() == eRegular ) {
@@ -2840,14 +3066,14 @@ void MainFrame::Create(){
                                        m_pCamWnd = NewCamWnd();
                                        GlobalCamera_setCamWnd( *m_pCamWnd );
                                        CamWnd_setParent( *m_pCamWnd, window );
-                                       GtkFrame* camera_window = create_framed_widget( CamWnd_getWidget( *m_pCamWnd ) );
+                                       auto camera_window = create_framed_widget( CamWnd_getWidget( *m_pCamWnd ) );
 
-                                       gtk_paned_add1( GTK_PANED( vsplit2 ), GTK_WIDGET( camera_window ) );
+                                       gtk_paned_add1( GTK_PANED( vsplit2 ), camera_window  );
 
                                        // textures
-                                       GtkFrame* texture_window = create_framed_widget( TextureBrowser_constructWindow( window ) );
+                                       auto texture_window = create_framed_widget( TextureBrowser_constructWindow( window ) );
 
-                                       gtk_paned_add2( GTK_PANED( vsplit2 ), GTK_WIDGET( texture_window ) );
+                                       gtk_paned_add2( GTK_PANED( vsplit2 ), texture_window  );
                                }
                        }
                }
@@ -2866,26 +3092,28 @@ void MainFrame::Create(){
        }
        else if ( CurrentStyle() == eFloating ) {
                {
-                       GtkWindow* window = create_persistent_floating_window( "Camera", m_window );
+                       ui::Window window = ui::Window(create_persistent_floating_window( "Camera", m_window ));
                        global_accel_connect_window( window );
                        g_posCamWnd.connect( window );
 
-                       gtk_widget_show( GTK_WIDGET( window ) );
+                       window.show();
 
                        m_pCamWnd = NewCamWnd();
                        GlobalCamera_setCamWnd( *m_pCamWnd );
 
                        {
-                               GtkFrame* frame = create_framed_widget( CamWnd_getWidget( *m_pCamWnd ) );
-                               gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( frame ) );
+                               auto frame = create_framed_widget( CamWnd_getWidget( *m_pCamWnd ) );
+                               window.add(frame);
                        }
                        CamWnd_setParent( *m_pCamWnd, window );
 
-                       g_floating_windows.push_back( GTK_WIDGET( window ) );
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( window, CamWnd_getWidget( *m_pCamWnd ) );
+
+                       g_floating_windows.push_back( window );
                }
 
                {
-                       GtkWindow* window = create_persistent_floating_window( ViewType_getTitle( XY ), m_window );
+                       ui::Window window = ui::Window(create_persistent_floating_window( ViewType_getTitle( XY ), m_window ));
                        global_accel_connect_window( window );
                        g_posXYWnd.connect( window );
 
@@ -2895,16 +3123,18 @@ void MainFrame::Create(){
 
 
                        {
-                               GtkFrame* frame = create_framed_widget( m_pXYWnd->GetWidget() );
-                               gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( frame ) );
+                               auto frame = create_framed_widget( m_pXYWnd->GetWidget() );
+                               window.add(frame);
                        }
                        XY_Top_Shown_Construct( window );
 
-                       g_floating_windows.push_back( GTK_WIDGET( window ) );
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pXYWnd->GetWidget() );
+
+                       g_floating_windows.push_back( window );
                }
 
                {
-                       GtkWindow* window = create_persistent_floating_window( ViewType_getTitle( XZ ), m_window );
+                       ui::Window window = ui::Window(create_persistent_floating_window( ViewType_getTitle( XZ ), m_window ));
                        global_accel_connect_window( window );
                        g_posXZWnd.connect( window );
 
@@ -2913,17 +3143,19 @@ void MainFrame::Create(){
                        m_pXZWnd->SetViewType( XZ );
 
                        {
-                               GtkFrame* frame = create_framed_widget( m_pXZWnd->GetWidget() );
-                               gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( frame ) );
+                               auto frame = create_framed_widget( m_pXZWnd->GetWidget() );
+                               window.add(frame);
                        }
 
                        XZ_Front_Shown_Construct( window );
 
-                       g_floating_windows.push_back( GTK_WIDGET( window ) );
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pXZWnd->GetWidget() );
+
+                       g_floating_windows.push_back( window );
                }
 
                {
-                       GtkWindow* window = create_persistent_floating_window( ViewType_getTitle( YZ ), m_window );
+                       ui::Window window = ui::Window(create_persistent_floating_window( ViewType_getTitle( YZ ), m_window ));
                        global_accel_connect_window( window );
                        g_posYZWnd.connect( window );
 
@@ -2932,18 +3164,22 @@ void MainFrame::Create(){
                        m_pYZWnd->SetViewType( YZ );
 
                        {
-                               GtkFrame* frame = create_framed_widget( m_pYZWnd->GetWidget() );
-                               gtk_container_add( GTK_CONTAINER( window ), GTK_WIDGET( frame ) );
+                               auto frame = create_framed_widget( m_pYZWnd->GetWidget() );
+                               window.add(frame);
                        }
 
                        YZ_Side_Shown_Construct( window );
 
-                       g_floating_windows.push_back( GTK_WIDGET( window ) );
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( window, m_pYZWnd->GetWidget() );
+
+                       g_floating_windows.push_back( window );
                }
 
                {
-                       GtkFrame* frame = create_framed_widget( TextureBrowser_constructWindow( GroupDialog_getWindow() ) );
-                       g_page_textures = GroupDialog_addPage( "Textures", GTK_WIDGET( frame ), TextureBrowserExportTitleCaller() );
+                       auto frame = create_framed_widget( TextureBrowser_constructWindow( GroupDialog_getWindow() ) );
+                       g_page_textures = GroupDialog_addPage( "Textures", frame, TextureBrowserExportTitleCaller() );
+
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( GroupDialog_getWindow(), TextureBrowser_getGLWidget() );
                }
 
                GroupDialog_show();
@@ -2954,29 +3190,31 @@ void MainFrame::Create(){
                GlobalCamera_setCamWnd( *m_pCamWnd );
                CamWnd_setParent( *m_pCamWnd, window );
 
-               GtkWidget* camera = CamWnd_getWidget( *m_pCamWnd );
+               ui::Widget camera = CamWnd_getWidget( *m_pCamWnd );
 
                m_pYZWnd = new XYWnd();
                m_pYZWnd->SetViewType( YZ );
 
-               GtkWidget* yz = m_pYZWnd->GetWidget();
+               ui::Widget yz = m_pYZWnd->GetWidget();
 
                m_pXYWnd = new XYWnd();
                m_pXYWnd->SetViewType( XY );
 
-               GtkWidget* xy = m_pXYWnd->GetWidget();
+               ui::Widget xy = m_pXYWnd->GetWidget();
 
                m_pXZWnd = new XYWnd();
                m_pXZWnd->SetViewType( XZ );
 
-               GtkWidget* xz = m_pXZWnd->GetWidget();
+               ui::Widget xz = m_pXZWnd->GetWidget();
 
-               GtkHPaned* split = create_split_views( camera, yz, xy, xz );
-               gtk_box_pack_start( GTK_BOX( vbox ), GTK_WIDGET( split ), TRUE, TRUE, 0 );
+        auto split = create_split_views( camera, yz, xy, xz );
+               vbox.pack_start( split, TRUE, TRUE, 0 );
 
                {
-                       GtkFrame* frame = create_framed_widget( TextureBrowser_constructWindow( window ) );
-                       g_page_textures = GroupDialog_addPage( "Textures", GTK_WIDGET( frame ), TextureBrowserExportTitleCaller() );
+            auto frame = create_framed_widget( TextureBrowser_constructWindow( window ) );
+                       g_page_textures = GroupDialog_addPage( "Textures", frame, TextureBrowserExportTitleCaller() );
+
+                       WORKAROUND_GOBJECT_SET_GLWIDGET( window, TextureBrowser_getGLWidget() );
                }
        }
 
@@ -2989,7 +3227,7 @@ void MainFrame::Create(){
        SetActiveXY( m_pXYWnd );
 
        AddGridChangeCallback( SetGridStatusCaller( *this ) );
-       AddGridChangeCallback( ReferenceCaller<MainFrame, XY_UpdateAllWindows>( *this ) );
+       AddGridChangeCallback( ReferenceCaller<MainFrame, void(), XY_UpdateAllWindows>( *this ) );
 
        g_defaultToolMode = DragMode;
        g_defaultToolMode();
@@ -3017,7 +3255,7 @@ void MainFrame::SaveWindowInfo(){
 
        g_layout_globals.m_position = m_position_tracker.getPosition();
 
-       g_layout_globals.nState = gdk_window_get_state( GTK_WIDGET( m_window )->window );
+       g_layout_globals.nState = gdk_window_get_state( gtk_widget_get_window(m_window ) );
 }
 
 void MainFrame::Shutdown(){
@@ -3049,11 +3287,11 @@ void MainFrame::Shutdown(){
 }
 
 void MainFrame::RedrawStatusText(){
-       gtk_label_set_text( GTK_LABEL( m_pStatusLabel[c_command_status] ), m_command_status.c_str() );
-       gtk_label_set_text( GTK_LABEL( m_pStatusLabel[c_position_status] ), m_position_status.c_str() );
-       gtk_label_set_text( GTK_LABEL( m_pStatusLabel[c_brushcount_status] ), m_brushcount_status.c_str() );
-       gtk_label_set_text( GTK_LABEL( m_pStatusLabel[c_texture_status] ), m_texture_status.c_str() );
-       gtk_label_set_text( GTK_LABEL( m_pStatusLabel[c_grid_status] ), m_grid_status.c_str() );
+       ui::Label::from(m_pStatusLabel[c_command_status]).text(m_command_status.c_str());
+       ui::Label::from(m_pStatusLabel[c_position_status]).text(m_position_status.c_str());
+       ui::Label::from(m_pStatusLabel[c_brushcount_status]).text(m_brushcount_status.c_str());
+       ui::Label::from(m_pStatusLabel[c_texture_status]).text(m_texture_status.c_str());
+       ui::Label::from(m_pStatusLabel[c_grid_status]).text(m_grid_status.c_str());
 }
 
 void MainFrame::UpdateStatusText(){
@@ -3066,7 +3304,7 @@ void MainFrame::SetStatusText( CopiedString& status_text, const char* pText ){
 }
 
 void Sys_Status( const char* status ){
-       if ( g_pParentWnd != 0 ) {
+       if ( g_pParentWnd != nullptr ) {
                g_pParentWnd->SetStatusText( g_pParentWnd->m_command_status, status );
        }
 }
@@ -3080,8 +3318,11 @@ int getFarClipDistance(){
 }
 
 float ( *GridStatus_getGridSize )() = GetGridSize;
+
 int ( *GridStatus_getRotateIncrement )() = getRotateIncrement;
+
 int ( *GridStatus_getFarClipDistance )() = getFarClipDistance;
+
 bool ( *GridStatus_getTextureLockEnabled )();
 
 void MainFrame::SetGridStatus(){
@@ -3095,7 +3336,7 @@ void MainFrame::SetGridStatus(){
 }
 
 void GridStatus_onTextureLockEnabledChanged(){
-       if ( g_pParentWnd != 0 ) {
+       if ( g_pParentWnd != nullptr ) {
                g_pParentWnd->SetGridStatus();
        }
 }
@@ -3107,7 +3348,8 @@ void GlobalGL_sharedContextCreated(){
        globalOutputStream() << "GL_VENDOR: " << reinterpret_cast<const char*>( glGetString( GL_VENDOR ) ) << "\n";
        globalOutputStream() << "GL_RENDERER: " << reinterpret_cast<const char*>( glGetString( GL_RENDERER ) ) << "\n";
        globalOutputStream() << "GL_VERSION: " << reinterpret_cast<const char*>( glGetString( GL_VERSION ) ) << "\n";
-       globalOutputStream() << "GL_EXTENSIONS: " << reinterpret_cast<const char*>( glGetString( GL_EXTENSIONS ) ) << "\n";
+    const auto extensions = reinterpret_cast<const char*>( glGetString(GL_EXTENSIONS ) );
+    globalOutputStream() << "GL_EXTENSIONS: " << (extensions ? extensions : "") << "\n";
 
        QGL_sharedContextCreated( GlobalOpenGL() );
 
@@ -3116,11 +3358,11 @@ void GlobalGL_sharedContextCreated(){
        GlobalShaderCache().realise();
        Textures_Realise();
 
-#ifdef WIN32
+#if GDEF_OS_WINDOWS
        /* win32 is dodgy here, just use courier new then */
        g_font = glfont_create( "arial 9" );
 #else
-       GtkSettings *settings = gtk_settings_get_default();
+       auto settings = gtk_settings_get_default();
        gchar *fontname;
        g_object_get( settings, "gtk-font-name", &fontname, NULL );
        g_font = glfont_create( fontname );
@@ -3143,26 +3385,22 @@ void Layout_constructPreferences( PreferencesPage& page ){
                page.appendRadioIcons(
                        "Window Layout",
                        STRING_ARRAY_RANGE( layouts ),
-                       LatchedIntImportCaller( g_Layout_viewStyle ),
-                       IntExportCaller( g_Layout_viewStyle.m_latched )
+                       make_property( g_Layout_viewStyle )
                        );
        }
        page.appendCheckBox(
                "", "Detachable Menus",
-               LatchedBoolImportCaller( g_Layout_enableDetachableMenus ),
-               BoolExportCaller( g_Layout_enableDetachableMenus.m_latched )
+               make_property( g_Layout_enableDetachableMenus )
                );
        if ( !string_empty( g_pGameDescription->getKeyValue( "no_patch" ) ) ) {
                page.appendCheckBox(
                        "", "Patch Toolbar",
-                       LatchedBoolImportCaller( g_Layout_enablePatchToolbar ),
-                       BoolExportCaller( g_Layout_enablePatchToolbar.m_latched )
+                       make_property( g_Layout_enablePatchToolbar )
                        );
        }
        page.appendCheckBox(
                "", "Plugin Toolbar",
-               LatchedBoolImportCaller( g_Layout_enablePluginToolbar ),
-               BoolExportCaller( g_Layout_enablePluginToolbar.m_latched )
+               make_property( g_Layout_enablePluginToolbar )
                );
 }
 
@@ -3172,7 +3410,7 @@ void Layout_constructPage( PreferenceGroup& group ){
 }
 
 void Layout_registerPreferencesPage(){
-       PreferencesDialog_addInterfacePage( FreeCaller1<PreferenceGroup&, Layout_constructPage>() );
+       PreferencesDialog_addInterfacePage( makeCallbackF(Layout_constructPage) );
 }
 
 
@@ -3180,76 +3418,76 @@ void Layout_registerPreferencesPage(){
 #include "stringio.h"
 
 void MainFrame_Construct(){
-       GlobalCommands_insert( "OpenManual", FreeCaller<OpenHelpURL>(), Accelerator( GDK_F1 ) );
-
-       GlobalCommands_insert( "Sleep", FreeCaller<thunk_OnSleep>(), Accelerator( 'P', (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
-       GlobalCommands_insert( "NewMap", FreeCaller<NewMap>() );
-       GlobalCommands_insert( "OpenMap", FreeCaller<OpenMap>(), Accelerator( 'O', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "ImportMap", FreeCaller<ImportMap>() );
-       GlobalCommands_insert( "SaveMap", FreeCaller<SaveMap>(), Accelerator( 'S', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "SaveMapAs", FreeCaller<SaveMapAs>() );
-       GlobalCommands_insert( "SaveSelected", FreeCaller<ExportMap>() );
-       GlobalCommands_insert( "SaveRegion", FreeCaller<SaveRegion>() );
-       GlobalCommands_insert( "RefreshReferences", FreeCaller<RefreshReferences>() );
-       GlobalCommands_insert( "ProjectSettings", FreeCaller<DoProjectSettings>() );
-       GlobalCommands_insert( "CheckForUpdate", FreeCaller<OpenUpdateURL>() );
-       GlobalCommands_insert( "Exit", FreeCaller<Exit>() );
-
-       GlobalCommands_insert( "Undo", FreeCaller<Undo>(), Accelerator( 'Z', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "Redo", FreeCaller<Redo>(), Accelerator( 'Y', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "Copy", FreeCaller<Copy>(), Accelerator( 'C', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "Paste", FreeCaller<Paste>(), Accelerator( 'V', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "PasteToCamera", FreeCaller<PasteToCamera>(), Accelerator( 'V', (GdkModifierType)GDK_MOD1_MASK ) );
-       GlobalCommands_insert( "CloneSelection", FreeCaller<Selection_Clone>(), Accelerator( GDK_space ) );
-       GlobalCommands_insert( "CloneSelectionAndMakeUnique", FreeCaller<Selection_Clone_MakeUnique>(), Accelerator( GDK_space, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "DeleteSelection", FreeCaller<deleteSelection>(), Accelerator( GDK_BackSpace ) );
-       GlobalCommands_insert( "ParentSelection", FreeCaller<Scene_parentSelected>() );
-       GlobalCommands_insert( "UnSelectSelection", FreeCaller<Selection_Deselect>(), Accelerator( GDK_Escape ) );
-       GlobalCommands_insert( "InvertSelection", FreeCaller<Select_Invert>(), Accelerator( 'I' ) );
-       GlobalCommands_insert( "SelectInside", FreeCaller<Select_Inside>() );
-       GlobalCommands_insert( "SelectTouching", FreeCaller<Select_Touching>() );
-       GlobalCommands_insert( "ExpandSelectionToEntities", FreeCaller<Scene_ExpandSelectionToEntities>(), Accelerator( 'E', (GdkModifierType)( GDK_MOD1_MASK | GDK_CONTROL_MASK ) ) );
-       GlobalCommands_insert( "Preferences", FreeCaller<PreferencesDialog_showDialog>(), Accelerator( 'P' ) );
-
-       GlobalCommands_insert( "ToggleConsole", FreeCaller<Console_ToggleShow>(), Accelerator( 'O' ) );
-       GlobalCommands_insert( "ToggleEntityInspector", FreeCaller<EntityInspector_ToggleShow>(), Accelerator( 'N' ) );
-       GlobalCommands_insert( "EntityList", FreeCaller<EntityList_toggleShown>(), Accelerator( 'L' ) );
-
-       GlobalCommands_insert( "ShowHidden", FreeCaller<Select_ShowAllHidden>(), Accelerator( 'H', (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "HideSelected", FreeCaller<HideSelected>(), Accelerator( 'H' ) );
-
-       GlobalToggles_insert( "DragVertices", FreeCaller<SelectVertexMode>(), ToggleItem::AddCallbackCaller( g_vertexMode_button ), Accelerator( 'V' ) );
-       GlobalToggles_insert( "DragEdges", FreeCaller<SelectEdgeMode>(), ToggleItem::AddCallbackCaller( g_edgeMode_button ), Accelerator( 'E' ) );
-       GlobalToggles_insert( "DragFaces", FreeCaller<SelectFaceMode>(), ToggleItem::AddCallbackCaller( g_faceMode_button ), Accelerator( 'F' ) );
-
-       GlobalCommands_insert( "MirrorSelectionX", FreeCaller<Selection_Flipx>() );
-       GlobalCommands_insert( "RotateSelectionX", FreeCaller<Selection_Rotatex>() );
-       GlobalCommands_insert( "MirrorSelectionY", FreeCaller<Selection_Flipy>() );
-       GlobalCommands_insert( "RotateSelectionY", FreeCaller<Selection_Rotatey>() );
-       GlobalCommands_insert( "MirrorSelectionZ", FreeCaller<Selection_Flipz>() );
-       GlobalCommands_insert( "RotateSelectionZ", FreeCaller<Selection_Rotatez>() );
-
-       GlobalCommands_insert( "ArbitraryRotation", FreeCaller<DoRotateDlg>() );
-       GlobalCommands_insert( "ArbitraryScale", FreeCaller<DoScaleDlg>() );
-
-       GlobalCommands_insert( "BuildMenuCustomize", FreeCaller<DoBuildMenu>() );
-
-       GlobalCommands_insert( "FindBrush", FreeCaller<DoFind>() );
-
-       GlobalCommands_insert( "MapInfo", FreeCaller<DoMapInfo>(), Accelerator( 'M' ) );
-
-
-       GlobalToggles_insert( "ToggleClipper", FreeCaller<ClipperMode>(), ToggleItem::AddCallbackCaller( g_clipper_button ), Accelerator( 'X' ) );
-
-       GlobalToggles_insert( "MouseTranslate", FreeCaller<TranslateMode>(), ToggleItem::AddCallbackCaller( g_translatemode_button ), Accelerator( 'W' ) );
-       GlobalToggles_insert( "MouseRotate", FreeCaller<RotateMode>(), ToggleItem::AddCallbackCaller( g_rotatemode_button ), Accelerator( 'R' ) );
-       GlobalToggles_insert( "MouseScale", FreeCaller<ScaleMode>(), ToggleItem::AddCallbackCaller( g_scalemode_button ) );
-       GlobalToggles_insert( "MouseDrag", FreeCaller<DragMode>(), ToggleItem::AddCallbackCaller( g_dragmode_button ), Accelerator( 'Q' ) );
-
-       GlobalCommands_insert( "ColorSchemeOriginal", FreeCaller<ColorScheme_Original>() );
-       GlobalCommands_insert( "ColorSchemeQER", FreeCaller<ColorScheme_QER>() );
-       GlobalCommands_insert( "ColorSchemeBlackAndGreen", FreeCaller<ColorScheme_Black>() );
-       GlobalCommands_insert( "ColorSchemeYdnar", FreeCaller<ColorScheme_Ydnar>() );
+       GlobalCommands_insert( "OpenManual", makeCallbackF(OpenHelpURL), Accelerator( GDK_KEY_F1 ) );
+
+       GlobalCommands_insert( "Sleep", makeCallbackF(thunk_OnSleep), Accelerator( 'P', (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
+       GlobalCommands_insert( "NewMap", makeCallbackF(NewMap) );
+       GlobalCommands_insert( "OpenMap", makeCallbackF(OpenMap), Accelerator( 'O', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "ImportMap", makeCallbackF(ImportMap) );
+       GlobalCommands_insert( "SaveMap", makeCallbackF(SaveMap), Accelerator( 'S', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "SaveMapAs", makeCallbackF(SaveMapAs) );
+       GlobalCommands_insert( "ExportSelected", makeCallbackF(ExportMap) );
+       GlobalCommands_insert( "SaveRegion", makeCallbackF(SaveRegion) );
+       GlobalCommands_insert( "RefreshReferences", makeCallbackF(VFS_Refresh) );
+       GlobalCommands_insert( "ProjectSettings", makeCallbackF(DoProjectSettings) );
+       GlobalCommands_insert( "Exit", makeCallbackF(Exit) );
+
+       GlobalCommands_insert( "Undo", makeCallbackF(Undo), Accelerator( 'Z', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "Redo", makeCallbackF(Redo), Accelerator( 'Y', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "Copy", makeCallbackF(Copy), Accelerator( 'C', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "Paste", makeCallbackF(Paste), Accelerator( 'V', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "PasteToCamera", makeCallbackF(PasteToCamera), Accelerator( 'V', (GdkModifierType)GDK_MOD1_MASK ) );
+       GlobalCommands_insert( "CloneSelection", makeCallbackF(Selection_Clone), Accelerator( GDK_KEY_space ) );
+       GlobalCommands_insert( "CloneSelectionAndMakeUnique", makeCallbackF(Selection_Clone_MakeUnique), Accelerator( GDK_KEY_space, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "DeleteSelection", makeCallbackF(deleteSelection), Accelerator( GDK_KEY_BackSpace ) );
+       GlobalCommands_insert( "ParentSelection", makeCallbackF(Scene_parentSelected) );
+       GlobalCommands_insert( "UnSelectSelection", makeCallbackF(Selection_Deselect), Accelerator( GDK_KEY_Escape ) );
+       GlobalCommands_insert( "InvertSelection", makeCallbackF(Select_Invert), Accelerator( 'I' ) );
+       GlobalCommands_insert( "SelectInside", makeCallbackF(Select_Inside) );
+       GlobalCommands_insert( "SelectTouching", makeCallbackF(Select_Touching) );
+       GlobalCommands_insert( "ExpandSelectionToEntities", makeCallbackF(Scene_ExpandSelectionToEntities), Accelerator( 'E', (GdkModifierType)( GDK_MOD1_MASK | GDK_CONTROL_MASK ) ) );
+       GlobalCommands_insert( "Preferences", makeCallbackF(PreferencesDialog_showDialog), Accelerator( 'P' ) );
+
+       GlobalCommands_insert( "ToggleConsole", makeCallbackF(Console_ToggleShow), Accelerator( 'O' ) );
+       GlobalCommands_insert( "ToggleEntityInspector", makeCallbackF(EntityInspector_ToggleShow), Accelerator( 'N' ) );
+       GlobalCommands_insert( "EntityList", makeCallbackF(EntityList_toggleShown), Accelerator( 'L' ) );
+
+       GlobalCommands_insert( "ShowHidden", makeCallbackF(Select_ShowAllHidden), Accelerator( 'H', (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "HideSelected", makeCallbackF(HideSelected), Accelerator( 'H' ) );
+
+       GlobalToggles_insert( "DragVertices", makeCallbackF(SelectVertexMode), ToggleItem::AddCallbackCaller( g_vertexMode_button ), Accelerator( 'V' ) );
+       GlobalToggles_insert( "DragEdges", makeCallbackF(SelectEdgeMode), ToggleItem::AddCallbackCaller( g_edgeMode_button ), Accelerator( 'E' ) );
+       GlobalToggles_insert( "DragFaces", makeCallbackF(SelectFaceMode), ToggleItem::AddCallbackCaller( g_faceMode_button ), Accelerator( 'F' ) );
+
+       GlobalCommands_insert( "MirrorSelectionX", makeCallbackF(Selection_Flipx) );
+       GlobalCommands_insert( "RotateSelectionX", makeCallbackF(Selection_Rotatex) );
+       GlobalCommands_insert( "MirrorSelectionY", makeCallbackF(Selection_Flipy) );
+       GlobalCommands_insert( "RotateSelectionY", makeCallbackF(Selection_Rotatey) );
+       GlobalCommands_insert( "MirrorSelectionZ", makeCallbackF(Selection_Flipz) );
+       GlobalCommands_insert( "RotateSelectionZ", makeCallbackF(Selection_Rotatez) );
+
+       GlobalCommands_insert( "ArbitraryRotation", makeCallbackF(DoRotateDlg) );
+       GlobalCommands_insert( "ArbitraryScale", makeCallbackF(DoScaleDlg) );
+
+       GlobalCommands_insert( "BuildMenuCustomize", makeCallbackF(DoBuildMenu) );
+
+       GlobalCommands_insert( "FindBrush", makeCallbackF(DoFind) );
+
+       GlobalCommands_insert( "MapInfo", makeCallbackF(DoMapInfo), Accelerator( 'M' ) );
+
+
+       GlobalToggles_insert( "ToggleClipper", makeCallbackF(ClipperMode), ToggleItem::AddCallbackCaller( g_clipper_button ), Accelerator( 'X' ) );
+
+       GlobalToggles_insert( "MouseTranslate", makeCallbackF(TranslateMode), ToggleItem::AddCallbackCaller( g_translatemode_button ), Accelerator( 'W' ) );
+       GlobalToggles_insert( "MouseRotate", makeCallbackF(RotateMode), ToggleItem::AddCallbackCaller( g_rotatemode_button ), Accelerator( 'R' ) );
+       GlobalToggles_insert( "MouseScale", makeCallbackF(ScaleMode), ToggleItem::AddCallbackCaller( g_scalemode_button ) );
+       GlobalToggles_insert( "MouseDrag", makeCallbackF(DragMode), ToggleItem::AddCallbackCaller( g_dragmode_button ), Accelerator( 'Q' ) );
+
+       GlobalCommands_insert( "ColorSchemeOriginal", makeCallbackF(ColorScheme_Original) );
+       GlobalCommands_insert( "ColorSchemeQER", makeCallbackF(ColorScheme_QER) );
+       GlobalCommands_insert( "ColorSchemeBlackAndGreen", makeCallbackF(ColorScheme_Black) );
+       GlobalCommands_insert( "ColorSchemeYdnar", makeCallbackF(ColorScheme_Ydnar) );
+       GlobalCommands_insert("ColorSchemeAdwaitaDark", makeCallbackF(ColorScheme_AdwaitaDark));
        GlobalCommands_insert( "ChooseTextureBackgroundColor", makeCallback( g_ColoursMenu.m_textureback ) );
        GlobalCommands_insert( "ChooseGridBackgroundColor", makeCallback( g_ColoursMenu.m_xyback ) );
        GlobalCommands_insert( "ChooseGridMajorColor", makeCallback( g_ColoursMenu.m_gridmajor ) );
@@ -3266,68 +3504,69 @@ void MainFrame_Construct(){
        GlobalCommands_insert( "ChooseOrthoViewNameColor", makeCallback( g_ColoursMenu.m_viewname ) );
 
 
-       GlobalCommands_insert( "CSGSubtract", FreeCaller<CSG_Subtract>(), Accelerator( 'U', (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "CSGMerge", FreeCaller<CSG_Merge>(), Accelerator( 'U', (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "CSGHollow", FreeCaller<CSG_MakeHollow>() );
+       GlobalCommands_insert( "CSGSubtract", makeCallbackF(CSG_Subtract), Accelerator( 'U', (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "CSGMerge", makeCallbackF(CSG_Merge), Accelerator( 'U', (GdkModifierType) GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "CSGMakeHollow", makeCallbackF(CSG_MakeHollow) );
+       GlobalCommands_insert( "CSGMakeRoom", makeCallbackF(CSG_MakeRoom) );
 
        Grid_registerCommands();
 
-       GlobalCommands_insert( "SnapToGrid", FreeCaller<Selection_SnapToGrid>(), Accelerator( 'G', (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "SnapToGrid", makeCallbackF(Selection_SnapToGrid), Accelerator( 'G', (GdkModifierType)GDK_CONTROL_MASK ) );
 
-       GlobalCommands_insert( "SelectAllOfType", FreeCaller<Select_AllOfType>(), Accelerator( 'A', (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "SelectAllOfType", makeCallbackF(Select_AllOfType), Accelerator( 'A', (GdkModifierType)GDK_SHIFT_MASK ) );
 
-       GlobalCommands_insert( "TexRotateClock", FreeCaller<Texdef_RotateClockwise>(), Accelerator( GDK_Next, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "TexRotateCounter", FreeCaller<Texdef_RotateAntiClockwise>(), Accelerator( GDK_Prior, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "TexScaleUp", FreeCaller<Texdef_ScaleUp>(), Accelerator( GDK_Up, (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "TexScaleDown", FreeCaller<Texdef_ScaleDown>(), Accelerator( GDK_Down, (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "TexScaleLeft", FreeCaller<Texdef_ScaleLeft>(), Accelerator( GDK_Left, (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "TexScaleRight", FreeCaller<Texdef_ScaleRight>(), Accelerator( GDK_Right, (GdkModifierType)GDK_CONTROL_MASK ) );
-       GlobalCommands_insert( "TexShiftUp", FreeCaller<Texdef_ShiftUp>(), Accelerator( GDK_Up, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "TexShiftDown", FreeCaller<Texdef_ShiftDown>(), Accelerator( GDK_Down, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "TexShiftLeft", FreeCaller<Texdef_ShiftLeft>(), Accelerator( GDK_Left, (GdkModifierType)GDK_SHIFT_MASK ) );
-       GlobalCommands_insert( "TexShiftRight", FreeCaller<Texdef_ShiftRight>(), Accelerator( GDK_Right, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexRotateClock", makeCallbackF(Texdef_RotateClockwise), Accelerator( GDK_KEY_Next, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexRotateCounter", makeCallbackF(Texdef_RotateAntiClockwise), Accelerator( GDK_KEY_Prior, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexScaleUp", makeCallbackF(Texdef_ScaleUp), Accelerator( GDK_KEY_Up, (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "TexScaleDown", makeCallbackF(Texdef_ScaleDown), Accelerator( GDK_KEY_Down, (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "TexScaleLeft", makeCallbackF(Texdef_ScaleLeft), Accelerator( GDK_KEY_Left, (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "TexScaleRight", makeCallbackF(Texdef_ScaleRight), Accelerator( GDK_KEY_Right, (GdkModifierType)GDK_CONTROL_MASK ) );
+       GlobalCommands_insert( "TexShiftUp", makeCallbackF(Texdef_ShiftUp), Accelerator( GDK_KEY_Up, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexShiftDown", makeCallbackF(Texdef_ShiftDown), Accelerator( GDK_KEY_Down, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexShiftLeft", makeCallbackF(Texdef_ShiftLeft), Accelerator( GDK_KEY_Left, (GdkModifierType)GDK_SHIFT_MASK ) );
+       GlobalCommands_insert( "TexShiftRight", makeCallbackF(Texdef_ShiftRight), Accelerator( GDK_KEY_Right, (GdkModifierType)GDK_SHIFT_MASK ) );
 
-       GlobalCommands_insert( "MoveSelectionDOWN", FreeCaller<Selection_MoveDown>(), Accelerator( GDK_KP_Subtract ) );
-       GlobalCommands_insert( "MoveSelectionUP", FreeCaller<Selection_MoveUp>(), Accelerator( GDK_KP_Add ) );
+       GlobalCommands_insert( "MoveSelectionDOWN", makeCallbackF(Selection_MoveDown), Accelerator( GDK_KEY_KP_Subtract ) );
+       GlobalCommands_insert( "MoveSelectionUP", makeCallbackF(Selection_MoveUp), Accelerator( GDK_KEY_KP_Add ) );
 
-       GlobalCommands_insert( "SelectNudgeLeft", FreeCaller<Selection_NudgeLeft>(), Accelerator( GDK_Left, (GdkModifierType)GDK_MOD1_MASK ) );
-       GlobalCommands_insert( "SelectNudgeRight", FreeCaller<Selection_NudgeRight>(), Accelerator( GDK_Right, (GdkModifierType)GDK_MOD1_MASK ) );
-       GlobalCommands_insert( "SelectNudgeUp", FreeCaller<Selection_NudgeUp>(), Accelerator( GDK_Up, (GdkModifierType)GDK_MOD1_MASK ) );
-       GlobalCommands_insert( "SelectNudgeDown", FreeCaller<Selection_NudgeDown>(), Accelerator( GDK_Down, (GdkModifierType)GDK_MOD1_MASK ) );
+       GlobalCommands_insert( "SelectNudgeLeft", makeCallbackF(Selection_NudgeLeft), Accelerator( GDK_KEY_Left, (GdkModifierType)GDK_MOD1_MASK ) );
+       GlobalCommands_insert( "SelectNudgeRight", makeCallbackF(Selection_NudgeRight), Accelerator( GDK_KEY_Right, (GdkModifierType)GDK_MOD1_MASK ) );
+       GlobalCommands_insert( "SelectNudgeUp", makeCallbackF(Selection_NudgeUp), Accelerator( GDK_KEY_Up, (GdkModifierType)GDK_MOD1_MASK ) );
+       GlobalCommands_insert( "SelectNudgeDown", makeCallbackF(Selection_NudgeDown), Accelerator( GDK_KEY_Down, (GdkModifierType)GDK_MOD1_MASK ) );
 
        Patch_registerCommands();
        XYShow_registerCommands();
 
-       typedef FreeCaller1<const Selectable&, ComponentMode_SelectionChanged> ComponentModeSelectionChangedCaller;
+       typedef FreeCaller<void(const Selectable&), ComponentMode_SelectionChanged> ComponentModeSelectionChangedCaller;
        GlobalSelectionSystem().addSelectionChangeCallback( ComponentModeSelectionChangedCaller() );
 
-       GlobalPreferenceSystem().registerPreference( "DetachableMenus", BoolImportStringCaller( g_Layout_enableDetachableMenus.m_latched ), BoolExportStringCaller( g_Layout_enableDetachableMenus.m_latched ) );
-       GlobalPreferenceSystem().registerPreference( "PatchToolBar", BoolImportStringCaller( g_Layout_enablePatchToolbar.m_latched ), BoolExportStringCaller( g_Layout_enablePatchToolbar.m_latched ) );
-       GlobalPreferenceSystem().registerPreference( "PluginToolBar", BoolImportStringCaller( g_Layout_enablePluginToolbar.m_latched ), BoolExportStringCaller( g_Layout_enablePluginToolbar.m_latched ) );
-       GlobalPreferenceSystem().registerPreference( "QE4StyleWindows", IntImportStringCaller( g_Layout_viewStyle.m_latched ), IntExportStringCaller( g_Layout_viewStyle.m_latched ) );
-       GlobalPreferenceSystem().registerPreference( "XYHeight", IntImportStringCaller( g_layout_globals.nXYHeight ), IntExportStringCaller( g_layout_globals.nXYHeight ) );
-       GlobalPreferenceSystem().registerPreference( "XYWidth", IntImportStringCaller( g_layout_globals.nXYWidth ), IntExportStringCaller( g_layout_globals.nXYWidth ) );
-       GlobalPreferenceSystem().registerPreference( "CamWidth", IntImportStringCaller( g_layout_globals.nCamWidth ), IntExportStringCaller( g_layout_globals.nCamWidth ) );
-       GlobalPreferenceSystem().registerPreference( "CamHeight", IntImportStringCaller( g_layout_globals.nCamHeight ), IntExportStringCaller( g_layout_globals.nCamHeight ) );
-
-       GlobalPreferenceSystem().registerPreference( "State", IntImportStringCaller( g_layout_globals.nState ), IntExportStringCaller( g_layout_globals.nState ) );
-       GlobalPreferenceSystem().registerPreference( "PositionX", IntImportStringCaller( g_layout_globals.m_position.x ), IntExportStringCaller( g_layout_globals.m_position.x ) );
-       GlobalPreferenceSystem().registerPreference( "PositionY", IntImportStringCaller( g_layout_globals.m_position.y ), IntExportStringCaller( g_layout_globals.m_position.y ) );
-       GlobalPreferenceSystem().registerPreference( "Width", IntImportStringCaller( g_layout_globals.m_position.w ), IntExportStringCaller( g_layout_globals.m_position.w ) );
-       GlobalPreferenceSystem().registerPreference( "Height", IntImportStringCaller( g_layout_globals.m_position.h ), IntExportStringCaller( g_layout_globals.m_position.h ) );
-
-       GlobalPreferenceSystem().registerPreference( "CamWnd", WindowPositionTrackerImportStringCaller( g_posCamWnd ), WindowPositionTrackerExportStringCaller( g_posCamWnd ) );
-       GlobalPreferenceSystem().registerPreference( "XYWnd", WindowPositionTrackerImportStringCaller( g_posXYWnd ), WindowPositionTrackerExportStringCaller( g_posXYWnd ) );
-       GlobalPreferenceSystem().registerPreference( "YZWnd", WindowPositionTrackerImportStringCaller( g_posYZWnd ), WindowPositionTrackerExportStringCaller( g_posYZWnd ) );
-       GlobalPreferenceSystem().registerPreference( "XZWnd", WindowPositionTrackerImportStringCaller( g_posXZWnd ), WindowPositionTrackerExportStringCaller( g_posXZWnd ) );
+       GlobalPreferenceSystem().registerPreference( "DetachableMenus", make_property_string( g_Layout_enableDetachableMenus.m_latched ) );
+       GlobalPreferenceSystem().registerPreference( "PatchToolBar", make_property_string( g_Layout_enablePatchToolbar.m_latched ) );
+       GlobalPreferenceSystem().registerPreference( "PluginToolBar", make_property_string( g_Layout_enablePluginToolbar.m_latched ) );
+       GlobalPreferenceSystem().registerPreference( "QE4StyleWindows", make_property_string( g_Layout_viewStyle.m_latched ) );
+       GlobalPreferenceSystem().registerPreference( "XYHeight", make_property_string( g_layout_globals.nXYHeight ) );
+       GlobalPreferenceSystem().registerPreference( "XYWidth", make_property_string( g_layout_globals.nXYWidth ) );
+       GlobalPreferenceSystem().registerPreference( "CamWidth", make_property_string( g_layout_globals.nCamWidth ) );
+       GlobalPreferenceSystem().registerPreference( "CamHeight", make_property_string( g_layout_globals.nCamHeight ) );
+
+       GlobalPreferenceSystem().registerPreference( "State", make_property_string( g_layout_globals.nState ) );
+       GlobalPreferenceSystem().registerPreference( "PositionX", make_property_string( g_layout_globals.m_position.x ) );
+       GlobalPreferenceSystem().registerPreference( "PositionY", make_property_string( g_layout_globals.m_position.y ) );
+       GlobalPreferenceSystem().registerPreference( "Width", make_property_string( g_layout_globals.m_position.w ) );
+       GlobalPreferenceSystem().registerPreference( "Height", make_property_string( g_layout_globals.m_position.h ) );
+
+       GlobalPreferenceSystem().registerPreference( "CamWnd", make_property<WindowPositionTracker_String>(g_posCamWnd) );
+       GlobalPreferenceSystem().registerPreference( "XYWnd", make_property<WindowPositionTracker_String>(g_posXYWnd) );
+       GlobalPreferenceSystem().registerPreference( "YZWnd", make_property<WindowPositionTracker_String>(g_posYZWnd) );
+       GlobalPreferenceSystem().registerPreference( "XZWnd", make_property<WindowPositionTracker_String>(g_posXZWnd) );
 
        {
                const char* ENGINEPATH_ATTRIBUTE =
-#if defined( WIN32 )
+#if GDEF_OS_WINDOWS
                        "enginepath_win32"
-#elif defined( __APPLE__ )
+#elif GDEF_OS_MACOS
                        "enginepath_macos"
-#elif defined( __linux__ ) || defined ( __FreeBSD__ )
+#elif GDEF_OS_LINUX || GDEF_OS_BSD
                        "enginepath_linux"
 #else
 #error "unknown platform"
@@ -3338,7 +3577,15 @@ void MainFrame_Construct(){
                g_strEnginePath = path.c_str();
        }
 
-       GlobalPreferenceSystem().registerPreference( "EnginePath", CopiedStringImportStringCaller( g_strEnginePath ), CopiedStringExportStringCaller( g_strEnginePath ) );
+       GlobalPreferenceSystem().registerPreference( "EnginePath", make_property_string( g_strEnginePath ) );
+
+       GlobalPreferenceSystem().registerPreference( "DisableEnginePath", make_property_string( g_disableEnginePath ) );
+       GlobalPreferenceSystem().registerPreference( "DisableHomePath", make_property_string( g_disableHomePath ) );
+
+       for ( int i = 0; i < g_pakPathCount; i++ ) {
+               std::string label = "PakPath" + std::to_string( i );
+               GlobalPreferenceSystem().registerPreference( label.c_str(), make_property_string( g_strPakPath[i] ) );
+       }
 
        g_Layout_viewStyle.useLatched();
        g_Layout_enableDetachableMenus.useLatched();
@@ -3348,8 +3595,8 @@ void MainFrame_Construct(){
        Layout_registerPreferencesPage();
        Paths_registerPreferencesPage();
 
-       g_brushCount.setCountChangedCallback( FreeCaller<QE_brushCountChanged>() );
-       g_entityCount.setCountChangedCallback( FreeCaller<QE_entityCountChanged>() );
+       g_brushCount.setCountChangedCallback( makeCallbackF(QE_brushCountChanged) );
+       g_entityCount.setCountChangedCallback( makeCallbackF(QE_entityCountChanged) );
        GlobalEntityCreator().setCounter( &g_entityCount );
 
        GLWidget_sharedContextCreated = GlobalGL_sharedContextCreated;
@@ -3362,14 +3609,55 @@ void MainFrame_Destroy(){
        GlobalEntityClassManager().detach( g_WorldspawnColourEntityClassObserver );
 
        GlobalEntityCreator().setCounter( 0 );
-       g_entityCount.setCountChangedCallback( Callback() );
-       g_brushCount.setCountChangedCallback( Callback() );
+       g_entityCount.setCountChangedCallback( Callback<void()>() );
+       g_brushCount.setCountChangedCallback( Callback<void()>() );
 }
 
 
 void GLWindow_Construct(){
-       GlobalPreferenceSystem().registerPreference( "MouseButtons", IntImportStringCaller( g_glwindow_globals.m_nMouseType ), IntExportStringCaller( g_glwindow_globals.m_nMouseType ) );
+       GlobalPreferenceSystem().registerPreference( "MouseButtons", make_property_string( g_glwindow_globals.m_nMouseType ) );
 }
 
 void GLWindow_Destroy(){
 }
+
+void Radiant_Restart(){
+       // preferences are expected to be already saved in any way
+       // this is just to be sure and be future proof
+       Preferences_Save();
+
+       // this asks user for saving if map is modified
+       // user can chose to not save, it's ok
+       ConfirmModified( "Restart " RADIANT_NAME );
+
+       int status;
+
+       char *argv[ 3 ];
+       char exe_file[ 256 ];
+       char map_file[ 256 ];
+       bool with_map = false;
+
+       strncpy( exe_file, g_strAppFilePath.c_str(), 256 );
+
+       if ( !Map_Unnamed( g_map ) ) {
+               strncpy( map_file, Map_Name( g_map ), 256 );
+               with_map = true;
+       }
+
+       argv[ 0 ] = exe_file;
+       argv[ 1 ] = with_map ? map_file : NULL;
+       argv[ 2 ] = NULL;
+
+#if GDEF_OS_WINDOWS
+       status = !_spawnvpe( P_NOWAIT, exe_file, argv, environ );
+#else
+       pid_t pid;
+
+       status = posix_spawn( &pid, exe_file, NULL, NULL, argv, environ );
+#endif
+
+       // quit if radiant successfully started
+       if ( status == 0 ) {
+               gtk_main_quit();
+       }
+}