/*
   Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   For a list of contributors, see the accompanying CONTRIBUTORS file.

   This file is part of GtkRadiant.

   GtkRadiant is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   GtkRadiant is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GtkRadiant; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

//
// Main Window for Q3Radiant
//
// Leonardo Zide (leo@lokigames.com)
//

#include "mainframe.h"
#include "globaldefs.h"

#include <gtk/gtk.h>

#include "ifilesystem.h"
#include "iundo.h"
#include "editable.h"
#include "ientity.h"
#include "ishaders.h"
#include "igl.h"
#include "moduleobserver.h"

#include <ctime>

#include <gdk/gdkkeysyms.h>


#include "cmdlib.h"
#include "stream/stringstream.h"
#include "signal/isignal.h"
#include "os/path.h"
#include "os/file.h"
#include "eclasslib.h"
#include "moduleobservers.h"

#include "gtkutil/clipboard.h"
#include "gtkutil/frame.h"
#include "gtkutil/glwidget.h"
#include "gtkutil/image.h"
#include "gtkutil/menu.h"
#include "gtkutil/paned.h"

#include "autosave.h"
#include "build.h"
#include "brushmanip.h"
#include "brushmodule.h"
#include "camwindow.h"
#include "csg.h"
#include "commands.h"
#include "console.h"
#include "entity.h"
#include "entityinspector.h"
#include "entitylist.h"
#include "filters.h"
#include "findtexturedialog.h"
#include "grid.h"
#include "groupdialog.h"
#include "gtkdlgs.h"
#include "gtkmisc.h"
#include "help.h"
#include "map.h"
#include "mru.h"
#include "multimon.h"
#include "patchdialog.h"
#include "patchmanip.h"
#include "plugin.h"
#include "pluginmanager.h"
#include "pluginmenu.h"
#include "plugintoolbar.h"
#include "preferences.h"
#include "qe3.h"
#include "qgl.h"
#include "select.h"
#include "server.h"
#include "surfacedialog.h"
#include "textures.h"
#include "texwindow.h"
#include "url.h"
#include "xywindow.h"
#include "windowobservers.h"
#include "renderstate.h"
#include "feedback.h"
#include "referencecache.h"
#include "texwindow.h"


struct layout_globals_t {
    WindowPosition m_position;


    int nXYHeight;
    int nXYWidth;
    int nCamWidth;
    int nCamHeight;
    int nState;

    layout_globals_t() :
            m_position(-1, -1, 640, 480),

            nXYHeight(300),
            nXYWidth(300),
            nCamWidth(200),
            nCamHeight(200),
            nState(GDK_WINDOW_STATE_MAXIMIZED)
    {
    }
};

layout_globals_t g_layout_globals;
glwindow_globals_t g_glwindow_globals;


// VFS

bool g_vfsInitialized = false;

void VFS_Init()
{
    if (g_vfsInitialized) { return; }
    QE_InitVFS();
    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();
}

class VFSModuleObserver : public ModuleObserver {
public:
    void realise()
    {
        VFS_Init();
    }

    void unrealise()
    {
        VFS_Shutdown();
    }
};

VFSModuleObserver g_VFSModuleObserver;

void VFS_Construct()
{
    Radiant_attachHomePathsObserver(g_VFSModuleObserver);
}

void VFS_Destroy()
{
    Radiant_detachHomePathsObserver(g_VFSModuleObserver);
}

// Home Paths

#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}};
#define qREFKNOWNFOLDERID GUID
#define qKF_FLAG_CREATE 0x8000
#define qKF_FLAG_NO_ALIAS 0x1000
typedef HRESULT ( WINAPI qSHGetKnownFolderPath_t )( qREFKNOWNFOLDERID rfid, DWORD dwFlags, HANDLE hToken, PWSTR *ppszPath );
static qSHGetKnownFolderPath_t *qSHGetKnownFolderPath;
#endif

void HomePaths_Realise()
{
    do {
        const char *prefix = g_pGameDescription->getKeyValue("prefix");
        if (!string_empty(prefix)) {
            StringOutputStream path(256);

#if GDEF_OS_MACOS
                                                                                                                                    path.clear();
			path << DirectoryCleaned( g_get_home_dir() ) << "Library/Application Support" << ( prefix + 1 ) << "/";
			if ( file_is_directory( path.c_str() ) ) {
				g_qeglobals.m_userEnginePath = path.c_str();
				break;
			}
			path.clear();
			path << DirectoryCleaned( g_get_home_dir() ) << prefix << "/";
#endif

#if GDEF_OS_WINDOWS
                                                                                                                                    TCHAR mydocsdir[MAX_PATH + 1];
			wchar_t *mydocsdirw;
			HMODULE shfolder = LoadLibrary( "shfolder.dll" );
			if ( shfolder ) {
				qSHGetKnownFolderPath = (qSHGetKnownFolderPath_t *) GetProcAddress( shfolder, "SHGetKnownFolderPath" );
			}
			else{
				qSHGetKnownFolderPath = NULL;
			}
			CoInitializeEx( NULL, COINIT_APARTMENTTHREADED );
			if ( qSHGetKnownFolderPath && qSHGetKnownFolderPath( qFOLDERID_SavedGames, qKF_FLAG_CREATE | qKF_FLAG_NO_ALIAS, NULL, &mydocsdirw ) == S_OK ) {
				memset( mydocsdir, 0, sizeof( mydocsdir ) );
				wcstombs( mydocsdir, mydocsdirw, sizeof( mydocsdir ) - 1 );
				CoTaskMemFree( mydocsdirw );
				path.clear();
				path << DirectoryCleaned( mydocsdir ) << ( prefix + 1 ) << "/";
				if ( file_is_directory( path.c_str() ) ) {
					g_qeglobals.m_userEnginePath = path.c_str();
					CoUninitialize();
					FreeLibrary( shfolder );
					break;
				}
			}
			CoUninitialize();
			if ( shfolder ) {
				FreeLibrary( shfolder );
			}
			if ( SHGetFolderPath( NULL, CSIDL_PERSONAL, NULL, 0, mydocsdir ) ) {
				path.clear();
				path << DirectoryCleaned( mydocsdir ) << "My Games/" << ( prefix + 1 ) << "/";
				// win32: only add it if it already exists
				if ( file_is_directory( path.c_str() ) ) {
					g_qeglobals.m_userEnginePath = path.c_str();
					break;
				}
			}
#endif

#if GDEF_OS_POSIX
            path.clear();
            path << DirectoryCleaned(g_get_home_dir()) << prefix << "/";
            g_qeglobals.m_userEnginePath = path.c_str();
            break;
#endif
        }

        g_qeglobals.m_userEnginePath = EnginePath_get();
    } while (0);

    Q_mkdir(g_qeglobals.m_userEnginePath.c_str());

    {
        StringOutputStream path(256);
        path << g_qeglobals.m_userEnginePath.c_str() << gamename_get() << '/';
        g_qeglobals.m_userGamePath = path.c_str();
    }
    ASSERT_MESSAGE(!string_empty(g_qeglobals.m_userGamePath.c_str()), "HomePaths_Realise: user-game-path is empty");
    Q_mkdir(g_qeglobals.m_userGamePath.c_str());
}

ModuleObservers g_homePathObservers;

void Radiant_attachHomePathsObserver(ModuleObserver &observer)
{
    g_homePathObservers.attach(observer);
}

void Radiant_detachHomePathsObserver(ModuleObserver &observer)
{
    g_homePathObservers.detach(observer);
}

class HomePathsModuleObserver : public ModuleObserver {
    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();
        }
    }
};

HomePathsModuleObserver g_HomePathsModuleObserver;

void HomePaths_Construct()
{
    Radiant_attachEnginePathObserver(g_HomePathsModuleObserver);
}

void HomePaths_Destroy()
{
    Radiant_detachEnginePathObserver(g_HomePathsModuleObserver);
}


// Engine Path

CopiedString g_strEnginePath;
ModuleObservers g_enginePathObservers;
std::size_t g_enginepath_unrealised = 1;

void Radiant_attachEnginePathObserver(ModuleObserver &observer)
{
    g_enginePathObservers.attach(observer);
}

void Radiant_detachEnginePathObserver(ModuleObserver &observer)
{
    g_enginePathObservers.detach(observer);
}


void EnginePath_Realise()
{
    if (--g_enginepath_unrealised == 0) {
        g_enginePathObservers.realise();
    }
}


const char *EnginePath_get()
{
    ASSERT_MESSAGE(g_enginepath_unrealised == 0, "EnginePath_get: engine path not realised");
    return g_strEnginePath.c_str();
}

void EnginePath_Unrealise()
{
    if (++g_enginepath_unrealised == 1) {
        g_enginePathObservers.unrealise();
    }
}

void setEnginePath(const char *path)
{
    StringOutputStream buffer(256);
    buffer << DirectoryCleaned(path);
    if (!path_equal(buffer.c_str(), g_strEnginePath.c_str())) {
#if 0
                                                                                                                                while ( !ConfirmModified( "Paths Changed" ) )
		{
			if ( Map_Unnamed( g_map ) ) {
				Map_SaveAs();
			}
			else
			{
				Map_Save();
			}
		}
		Map_RegionOff();
#endif

        ScopeDisableScreenUpdates disableScreenUpdates("Processing...", "Changing Engine Path");

        EnginePath_Unrealise();

        g_strEnginePath = buffer.c_str();

        EnginePath_Realise();
    }
}

// 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);
    }
}


// App Path

CopiedString g_strAppPath;                 ///< holds the full path of the executable

const char *AppPath_get()
{
    return g_strAppPath.c_str();
}

/// the path to the local rc-dir
const char *LocalRcPath_get(void)
{
    static CopiedString rc_path;
    if (rc_path.empty()) {
        StringOutputStream stream(256);
        stream << GlobalRadiant().getSettingsPath() << g_pGameDescription->mGameFile.c_str() << "/";
        rc_path = stream.c_str();
    }
    return rc_path.c_str();
}

/// 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();
}


/*!
   points to the game tools directory, for instance
   C:/Program Files/Quake III Arena/GtkRadiant
   (or other games)
   this is one of the main variables that are configured by the game selection on startup
   [GameToolsPath]/plugins
   [GameToolsPath]/modules
   and also q3map, bspc
 */
CopiedString g_strGameToolsPath;           ///< this is set by g_GamesDialog

const char *GameToolsPath_get()
{
    return g_strGameToolsPath.c_str();
}

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);
    }
};

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_constructPreferences(PreferencesPage &page)
{
    page.appendPathEntry("Engine Path", true, make_property<EnginePath>(g_strEnginePath));

    page.appendCheckBox(
            "", "Do not use Engine Path",
            g_disableEnginePath
    );

    page.appendCheckBox(
            "", "Do not use Home Path",
            g_disableHomePath
    );

    for (int i = 0; i < g_pakPathCount; i++) {
        std::string label = "Pak Path " + std::to_string(i);
        switch (i) {
            case 0:
                page.appendPathEntry(label.c_str(), true, make_property<PakPath0>(g_strPakPath[i]));
                break;
            case 1:
                page.appendPathEntry(label.c_str(), true, make_property<PakPath1>(g_strPakPath[i]));
                break;
            case 2:
                page.appendPathEntry(label.c_str(), true, make_property<PakPath2>(g_strPakPath[i]));
                break;
            case 3:
                page.appendPathEntry(label.c_str(), true, make_property<PakPath3>(g_strPakPath[i]));
                break;
            case 4:
                page.appendPathEntry(label.c_str(), true, make_property<PakPath4>(g_strPakPath[i]));
                break;
        }
    }
}

void Paths_constructPage(PreferenceGroup &group)
{
    PreferencesPage page(group.createPage("Paths", "Path Settings"));
    Paths_constructPreferences(page);
}

void Paths_registerPreferencesPage()
{
    PreferencesDialog_addSettingsPage(makeCallbackF(Paths_constructPage));
}


class PathsDialog : public Dialog {
public:
    ui::Window BuildDialog()
    {
        auto frame = create_dialog_frame("Path settings", ui::Shadow::ETCHED_IN);

        auto vbox2 = create_dialog_vbox(0, 4);
        frame.add(vbox2);

        {
            PreferencesPage preferencesPage(*this, vbox2);
            Paths_constructPreferences(preferencesPage);
        }

        return ui::Window(create_simple_modal_dialog_window("Engine Path Not Found", m_modal, frame));
    }
};

PathsDialog g_PathsDialog;

void EnginePath_verify()
{
    if (!file_exists(g_strEnginePath.c_str())) {
        g_PathsDialog.Create();
        g_PathsDialog.DoModal();
        g_PathsDialog.Destroy();
    }
}

namespace {
    CopiedString g_gamename;
    CopiedString g_gamemode;
    ModuleObservers g_gameNameObservers;
    ModuleObservers g_gameModeObservers;
}

void Radiant_attachGameNameObserver(ModuleObserver &observer)
{
    g_gameNameObservers.attach(observer);
}

void Radiant_detachGameNameObserver(ModuleObserver &observer)
{
    g_gameNameObservers.detach(observer);
}

const char *basegame_get()
{
    return g_pGameDescription->getRequiredKeyValue("basegame");
}

const char *gamename_get()
{
    const char *gamename = g_gamename.c_str();
    if (string_empty(gamename)) {
        return basegame_get();
    }
    return gamename;
}

void gamename_set(const char *gamename)
{
    if (!string_equal(gamename, g_gamename.c_str())) {
        g_gameNameObservers.unrealise();
        g_gamename = gamename;
        g_gameNameObservers.realise();
    }
}

void Radiant_attachGameModeObserver(ModuleObserver &observer)
{
    g_gameModeObservers.attach(observer);
}

void Radiant_detachGameModeObserver(ModuleObserver &observer)
{
    g_gameModeObservers.detach(observer);
}

const char *gamemode_get()
{
    return g_gamemode.c_str();
}

void gamemode_set(const char *gamemode)
{
    if (!string_equal(gamemode, g_gamemode.c_str())) {
        g_gameModeObservers.unrealise();
        g_gamemode = gamemode;
        g_gameModeObservers.realise();
    }
}


#include "os/dir.h"

const char *const c_library_extension =
#if defined( CMAKE_SHARED_MODULE_SUFFIX )
        CMAKE_SHARED_MODULE_SUFFIX
#elif GDEF_OS_WINDOWS
                                                                                                                        "dll"
#elif GDEF_OS_MACOS
	"dylib"
#elif GDEF_OS_LINUX || GDEF_OS_BSD
	"so"
#endif
;

void Radiant_loadModules(const char *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)
{
    {
        StringOutputStream path(256);
        path << directory << g_pluginsDir;
        Radiant_loadModules(path.c_str());
    }

    if (!string_equal(g_pluginsDir, g_modulesDir)) {
        StringOutputStream path(256);
        path << directory << g_modulesDir;
        Radiant_loadModules(path.c_str());
    }
}

//! Make COLOR_BRUSHES override worldspawn eclass colour.
void SetWorldspawnColour(const Vector3 &colour)
{
    EntityClass *worldspawn = GlobalEntityClassManager().findOrInsert("worldspawn", true);
    eclass_release_state(worldspawn);
    worldspawn->color = colour;
    eclass_capture_state(worldspawn);
}


class WorldspawnColourEntityClassObserver : public ModuleObserver {
    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) {
        }
    }
};

WorldspawnColourEntityClassObserver g_WorldspawnColourEntityClassObserver;


ModuleObservers g_gameToolsPathObservers;

void Radiant_attachGameToolsPathObserver(ModuleObserver &observer)
{
    g_gameToolsPathObservers.attach(observer);
}

void Radiant_detachGameToolsPathObserver(ModuleObserver &observer)
{
    g_gameToolsPathObservers.detach(observer);
}

void Radiant_Initialise()
{
    GlobalModuleServer_Initialise();

    Radiant_loadModulesFromRoot(AppPath_get());

    Preferences_Load();

    bool success = Radiant_Construct(GlobalModuleServer_get());
    ASSERT_MESSAGE(success, "module system failed to initialise - see radiant.log for error messages");

    g_gameToolsPathObservers.realise();
    g_gameModeObservers.realise();
    g_gameNameObservers.realise();
}

void Radiant_Shutdown()
{
    g_gameNameObservers.unrealise();
    g_gameModeObservers.unrealise();
    g_gameToolsPathObservers.unrealise();

    if (!g_preferences_globals.disable_ini) {
        globalOutputStream() << "Start writing prefs\n";
        Preferences_Save();
        globalOutputStream() << "Done prefs\n";
    }

    Radiant_Destroy();

    GlobalModuleServer_Shutdown();
}

void Exit()
{
    if (ConfirmModified("Exit Radiant")) {
        gtk_main_quit();
    }
}


void Undo()
{
    GlobalUndoSystem().undo();
    SceneChangeNotify();
}

void Redo()
{
    GlobalUndoSystem().redo();
    SceneChangeNotify();
}

void deleteSelection()
{
    UndoableCommand undo("deleteSelected");
    Select_Delete();
}

void Map_ExportSelected(TextOutputStream &ostream)
{
    Map_ExportSelected(ostream, Map_getFormat(g_map));
}

void Map_ImportSelected(TextInputStream &istream)
{
    Map_ImportSelected(istream, Map_getFormat(g_map));
}

void Selection_Copy()
{
    clipboard_copy(Map_ExportSelected);
}

void Selection_Paste()
{
    clipboard_paste(Map_ImportSelected);
}

void Copy()
{
    if (SelectedFaces_empty()) {
        Selection_Copy();
    } else {
        SelectedFaces_copyTexture();
    }
}

void Paste()
{
    if (SelectedFaces_empty()) {
        UndoableCommand undo("paste");

        GlobalSelectionSystem().setSelectedAll(false);
        Selection_Paste();
    } else {
        SelectedFaces_pasteTexture();
    }
}

void PasteToCamera()
{
    CamWnd &camwnd = *g_pParentWnd->GetCamWnd();
    GlobalSelectionSystem().setSelectedAll(false);

    UndoableCommand undo("pasteToCamera");

    Selection_Paste();

    // Work out the delta
    Vector3 mid;
    Select_GetMid(mid);
    Vector3 delta = vector3_subtracted(vector3_snapped(Camera_getOrigin(camwnd), GetSnapGridSize()), mid);

    // Move to camera
    GlobalSelectionSystem().translateSelected(delta);
}


void ColorScheme_Original()
{
    TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));

    g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
    g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
    CamWnd_Update(*g_pParentWnd->GetCamWnd());

    g_xywindow_globals.color_gridback = Vector3(1.0f, 1.0f, 1.0f);
    g_xywindow_globals.color_gridminor = Vector3(0.75f, 0.75f, 0.75f);
    g_xywindow_globals.color_gridmajor = Vector3(0.5f, 0.5f, 0.5f);
    g_xywindow_globals.color_gridminor_alt = Vector3(0.5f, 0.0f, 0.0f);
    g_xywindow_globals.color_gridmajor_alt = Vector3(1.0f, 0.0f, 0.0f);
    g_xywindow_globals.color_gridblock = Vector3(0.0f, 0.0f, 1.0f);
    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);
    g_xywindow_globals.color_brushes = Vector3(0.0f, 0.0f, 0.0f);
    SetWorldspawnColour(g_xywindow_globals.color_brushes);
    g_xywindow_globals.color_viewname = Vector3(0.5f, 0.0f, 0.75f);
    XY_UpdateAllWindows();
}

void ColorScheme_QER()
{
    TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));

    g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
    g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
    CamWnd_Update(*g_pParentWnd->GetCamWnd());

    g_xywindow_globals.color_gridback = Vector3(1.0f, 1.0f, 1.0f);
    g_xywindow_globals.color_gridminor = Vector3(1.0f, 1.0f, 1.0f);
    g_xywindow_globals.color_gridmajor = Vector3(0.5f, 0.5f, 0.5f);
    g_xywindow_globals.color_gridblock = Vector3(0.0f, 0.0f, 1.0f);
    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);
    g_xywindow_globals.color_brushes = Vector3(0.0f, 0.0f, 0.0f);
    SetWorldspawnColour(g_xywindow_globals.color_brushes);
    g_xywindow_globals.color_viewname = Vector3(0.5f, 0.0f, 0.75f);
    XY_UpdateAllWindows();
}

void ColorScheme_Black()
{
    TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));

    g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
    g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
    CamWnd_Update(*g_pParentWnd->GetCamWnd());

    g_xywindow_globals.color_gridback = Vector3(0.0f, 0.0f, 0.0f);
    g_xywindow_globals.color_gridminor = Vector3(0.2f, 0.2f, 0.2f);
    g_xywindow_globals.color_gridmajor = Vector3(0.3f, 0.5f, 0.5f);
    g_xywindow_globals.color_gridblock = Vector3(0.0f, 0.0f, 1.0f);
    g_xywindow_globals.color_gridtext = Vector3(1.0f, 1.0f, 1.0f);
    g_xywindow_globals.color_selbrushes = Vector3(1.0f, 0.0f, 0.0f);
    g_xywindow_globals.color_clipper = Vector3(0.0f, 0.0f, 1.0f);
    g_xywindow_globals.color_brushes = Vector3(1.0f, 1.0f, 1.0f);
    SetWorldspawnColour(g_xywindow_globals.color_brushes);
    g_xywindow_globals.color_viewname = Vector3(0.7f, 0.7f, 0.0f);
    XY_UpdateAllWindows();
}

/* ydnar: to emulate maya/max/lightwave color schemes */
void ColorScheme_Ydnar()
{
    TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), Vector3(0.25f, 0.25f, 0.25f));

    g_camwindow_globals.color_cameraback = Vector3(0.25f, 0.25f, 0.25f);
    g_camwindow_globals.color_selbrushes3d = Vector3(1.0f, 0.0f, 0.0f);
    CamWnd_Update(*g_pParentWnd->GetCamWnd());

    g_xywindow_globals.color_gridback = Vector3(0.77f, 0.77f, 0.77f);
    g_xywindow_globals.color_gridminor = Vector3(0.83f, 0.83f, 0.83f);
    g_xywindow_globals.color_gridmajor = Vector3(0.89f, 0.89f, 0.89f);
    g_xywindow_globals.color_gridblock = Vector3(1.0f, 1.0f, 1.0f);
    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);
    g_xywindow_globals.color_brushes = Vector3(0.0f, 0.0f, 0.0f);
    SetWorldspawnColour(g_xywindow_globals.color_brushes);
    g_xywindow_globals.color_viewname = Vector3(0.5f, 0.0f, 0.75f);
    XY_UpdateAllWindows();
}

typedef Callback<void(Vector3 &)> GetColourCallback;
typedef Callback<void(const Vector3 &)> SetColourCallback;

class ChooseColour {
    GetColourCallback m_get;
    SetColourCallback m_set;
public:
    ChooseColour(const GetColourCallback &get, const SetColourCallback &set)
            : m_get(get), m_set(set)
    {
    }

    void operator()()
    {
        Vector3 colour;
        m_get(colour);
        color_dialog(MainFrame_getWindow(), colour);
        m_set(colour);
    }
};


void Colour_get(const Vector3 &colour, Vector3 &other)
{
    other = colour;
}

typedef ConstReferenceCaller<Vector3, void(Vector3 &), Colour_get> ColourGetCaller;

void Colour_set(Vector3 &colour, const Vector3 &other)
{
    colour = other;
    SceneChangeNotify();
}

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 FreeCaller<void(const Vector3 &), BrushColour_set> BrushColourSetCaller;

void ClipperColour_set(const Vector3 &other)
{
    g_xywindow_globals.color_clipper = other;
    Brush_clipperColourChanged();
    SceneChangeNotify();
}

typedef FreeCaller<void(const Vector3 &), ClipperColour_set> ClipperColourSetCaller;

void TextureBrowserColour_get(Vector3 &other)
{
    other = TextureBrowser_getBackgroundColour(GlobalTextureBrowser());
}

typedef FreeCaller<void(Vector3 &), TextureBrowserColour_get> TextureBrowserColourGetCaller;

void TextureBrowserColour_set(const Vector3 &other)
{
    TextureBrowser_setBackgroundColour(GlobalTextureBrowser(), other);
}

typedef FreeCaller<void(const Vector3 &), TextureBrowserColour_set> TextureBrowserColourSetCaller;


class ColoursMenu {
public:
    ChooseColour m_textureback;
    ChooseColour m_xyback;
    ChooseColour m_gridmajor;
    ChooseColour m_gridminor;
    ChooseColour m_gridmajor_alt;
    ChooseColour m_gridminor_alt;
    ChooseColour m_gridtext;
    ChooseColour m_gridblock;
    ChooseColour m_cameraback;
    ChooseColour m_brush;
    ChooseColour m_selectedbrush;
    ChooseColour m_selectedbrush3d;
    ChooseColour m_clipper;
    ChooseColour m_viewname;

    ColoursMenu() :
            m_textureback(TextureBrowserColourGetCaller(), TextureBrowserColourSetCaller()),
            m_xyback(ColourGetCaller(g_xywindow_globals.color_gridback),
                     ColourSetCaller(g_xywindow_globals.color_gridback)),
            m_gridmajor(ColourGetCaller(g_xywindow_globals.color_gridmajor),
                        ColourSetCaller(g_xywindow_globals.color_gridmajor)),
            m_gridminor(ColourGetCaller(g_xywindow_globals.color_gridminor),
                        ColourSetCaller(g_xywindow_globals.color_gridminor)),
            m_gridmajor_alt(ColourGetCaller(g_xywindow_globals.color_gridmajor_alt),
                            ColourSetCaller(g_xywindow_globals.color_gridmajor_alt)),
            m_gridminor_alt(ColourGetCaller(g_xywindow_globals.color_gridminor_alt),
                            ColourSetCaller(g_xywindow_globals.color_gridminor_alt)),
            m_gridtext(ColourGetCaller(g_xywindow_globals.color_gridtext),
                       ColourSetCaller(g_xywindow_globals.color_gridtext)),
            m_gridblock(ColourGetCaller(g_xywindow_globals.color_gridblock),
                        ColourSetCaller(g_xywindow_globals.color_gridblock)),
            m_cameraback(ColourGetCaller(g_camwindow_globals.color_cameraback),
                         ColourSetCaller(g_camwindow_globals.color_cameraback)),
            m_brush(ColourGetCaller(g_xywindow_globals.color_brushes), BrushColourSetCaller()),
            m_selectedbrush(ColourGetCaller(g_xywindow_globals.color_selbrushes),
                            ColourSetCaller(g_xywindow_globals.color_selbrushes)),
            m_selectedbrush3d(ColourGetCaller(g_camwindow_globals.color_selbrushes3d),
                              ColourSetCaller(g_camwindow_globals.color_selbrushes3d)),
            m_clipper(ColourGetCaller(g_xywindow_globals.color_clipper), ClipperColourSetCaller()),
            m_viewname(ColourGetCaller(g_xywindow_globals.color_viewname),
                       ColourSetCaller(g_xywindow_globals.color_viewname))
    {
    }
};

ColoursMenu g_ColoursMenu;

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);
    }

    auto menu_3 = create_sub_menu_with_mnemonic(menu_in_menu, "Themes");
    if (g_Layout_enableDetachableMenus.m_value) {
        menu_tearoff(menu_3);
    }

    create_menu_item_with_mnemonic(menu_3, "QE4 Original", "ColorSchemeOriginal");
    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");

    menu_separator(menu_in_menu);

    create_menu_item_with_mnemonic(menu_in_menu, "_Texture Background...", "ChooseTextureBackgroundColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Background...", "ChooseGridBackgroundColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Major...", "ChooseGridMajorColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Minor...", "ChooseGridMinorColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Major Small...", "ChooseSmallGridMajorColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Minor Small...", "ChooseSmallGridMinorColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Text...", "ChooseGridTextColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Grid Block...", "ChooseGridBlockColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Default Brush...", "ChooseBrushColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Camera Background...", "ChooseCameraBackgroundColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Selected Brush...", "ChooseSelectedBrushColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Selected Brush (Camera)...", "ChooseCameraSelectedBrushColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Clipper...", "ChooseClipperColor");
    create_menu_item_with_mnemonic(menu_in_menu, "Active View name...", "ChooseOrthoViewNameColor");

    return colours_menu_item;
}


void Restart()
{
    PluginsMenu_clear();
    PluginToolbar_clear();

    Radiant_Shutdown();
    Radiant_Initialise();

    PluginsMenu_populate();

    PluginToolbar_populate();
}


void thunk_OnSleep()
{
    g_pParentWnd->OnSleep();
}

void OpenHelpURL()
{
    OpenURL("https://gitlab.com/xonotic/xonotic/wikis/Mapping");
}

void OpenBugReportURL()
{
    OpenURL("https://gitlab.com/xonotic/netradiant/issues");
}


ui::Widget g_page_console{ui::null};

void Console_ToggleShow()
{
    GroupDialog_showPage(g_page_console);
}

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);
    ModeChangeNotify();
}


bool EdgeMode()
{
    return GlobalSelectionSystem().Mode() == SelectionSystem::eComponent
           && GlobalSelectionSystem().ComponentMode() == SelectionSystem::eEdge;
}

bool VertexMode()
{
    return GlobalSelectionSystem().Mode() == SelectionSystem::eComponent
           && GlobalSelectionSystem().ComponentMode() == SelectionSystem::eVertex;
}

bool FaceMode()
{
    return GlobalSelectionSystem().Mode() == SelectionSystem::eComponent
           && GlobalSelectionSystem().ComponentMode() == SelectionSystem::eFace;
}

template<bool( *BoolFunction )()>
class BoolFunctionExport {
public:
    static void apply(const Callback<void(bool)> &importCallback)
    {
        importCallback(BoolFunction());
    }
};

typedef FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<EdgeMode>::apply> EdgeModeApplyCaller;
EdgeModeApplyCaller 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 FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<VertexMode>::apply> VertexModeApplyCaller;
VertexModeApplyCaller 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 FreeCaller<void(const Callback<void(bool)> &), &BoolFunctionExport<FaceMode>::apply> FaceModeApplyCaller;
FaceModeApplyCaller 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()
{
    g_edgeMode_button.update();
    g_vertexMode_button.update();
    g_faceMode_button.update();
}

void ComponentMode_SelectionChanged(const Selectable &selectable)
{
    if (GlobalSelectionSystem().Mode() == SelectionSystem::eComponent
        && GlobalSelectionSystem().countSelected() == 0) {
        SelectionSystem_DefaultMode();
        ComponentModeChanged();
    }
}

void SelectEdgeMode()
{
#if 0
                                                                                                                            if ( GlobalSelectionSystem().Mode() == SelectionSystem::eComponent ) {
		GlobalSelectionSystem().Select( false );
	}
#endif

    if (EdgeMode()) {
        SelectionSystem_DefaultMode();
    } else if (GlobalSelectionSystem().countSelected() != 0) {
        if (!g_currentToolModeSupportsComponentEditing) {
            g_defaultToolMode();
        }

        GlobalSelectionSystem().SetMode(SelectionSystem::eComponent);
        GlobalSelectionSystem().SetComponentMode(SelectionSystem::eEdge);
    }

    ComponentModeChanged();

    ModeChangeNotify();
}

void SelectVertexMode()
{
#if 0
                                                                                                                            if ( GlobalSelectionSystem().Mode() == SelectionSystem::eComponent ) {
		GlobalSelectionSystem().Select( false );
	}
#endif

    if (VertexMode()) {
        SelectionSystem_DefaultMode();
    } else if (GlobalSelectionSystem().countSelected() != 0) {
        if (!g_currentToolModeSupportsComponentEditing) {
            g_defaultToolMode();
        }

        GlobalSelectionSystem().SetMode(SelectionSystem::eComponent);
        GlobalSelectionSystem().SetComponentMode(SelectionSystem::eVertex);
    }

    ComponentModeChanged();

    ModeChangeNotify();
}

void SelectFaceMode()
{
#if 0
                                                                                                                            if ( GlobalSelectionSystem().Mode() == SelectionSystem::eComponent ) {
		GlobalSelectionSystem().Select( false );
	}
#endif

    if (FaceMode()) {
        SelectionSystem_DefaultMode();
    } else if (GlobalSelectionSystem().countSelected() != 0) {
        if (!g_currentToolModeSupportsComponentEditing) {
            g_defaultToolMode();
        }

        GlobalSelectionSystem().SetMode(SelectionSystem::eComponent);
        GlobalSelectionSystem().SetComponentMode(SelectionSystem::eFace);
    }

    ComponentModeChanged();

    ModeChangeNotify();
}


class CloneSelected : public scene::Graph::Walker {
    bool doMakeUnique;
    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;
        }

        // ignore worldspawn, but keep checking children
        NodeSmartReference me(path.top().get());
        if (me == worldspawn) {
            return true;
        }

        if (!path.top().get().isRoot()) {
            Selectable *selectable = Instance_getSelectable(instance);
            if (selectable != 0
                && selectable->isSelected()) {
                return false;
            }
        }

        return true;
    }

    void post(const scene::Path &path, scene::Instance &instance) const
    {
        if (path.size() == 1) {
            return;
        }

        // ignore worldspawn, but keep checking children
        NodeSmartReference me(path.top().get());
        if (me == worldspawn) {
            return;
        }

        if (!path.top().get().isRoot()) {
            Selectable *selectable = Instance_getSelectable(instance);
            if (selectable != 0
                && selectable->isSelected()) {
                NodeSmartReference clone(Node_Clone(path.top()));
                if (doMakeUnique) {
                    Map_gatherNamespaced(clone);
                }
                Node_getTraversable(path.parent().get())->insert(clone);
            }
        }
    }
};

void Scene_Clone_Selected(scene::Graph &graph, bool doMakeUnique)
{
    graph.traverse(CloneSelected(doMakeUnique));

    Map_mergeClonedNames();
}

enum ENudgeDirection {
    eNudgeUp = 1,
    eNudgeDown = 3,
    eNudgeLeft = 0,
    eNudgeRight = 2,
};

struct AxisBase {
    Vector3 x;
    Vector3 y;
    Vector3 z;

    AxisBase(const Vector3 &x_, const Vector3 &y_, const Vector3 &z_)
            : x(x_), y(y_), z(z_)
    {
    }
};

AxisBase AxisBase_forViewType(VIEWTYPE viewtype)
{
    switch (viewtype) {
        case XY:
            return AxisBase(g_vector3_axis_x, g_vector3_axis_y, g_vector3_axis_z);
        case XZ:
            return AxisBase(g_vector3_axis_x, g_vector3_axis_z, g_vector3_axis_y);
        case YZ:
            return AxisBase(g_vector3_axis_y, g_vector3_axis_z, g_vector3_axis_x);
    }

    ERROR_MESSAGE("invalid viewtype");
    return AxisBase(Vector3(0, 0, 0), Vector3(0, 0, 0), Vector3(0, 0, 0));
}

Vector3 AxisBase_axisForDirection(const AxisBase &axes, ENudgeDirection direction)
{
    switch (direction) {
        case eNudgeLeft:
            return vector3_negated(axes.x);
        case eNudgeUp:
            return axes.y;
        case eNudgeRight:
            return axes.x;
        case eNudgeDown:
            return vector3_negated(axes.y);
    }

    ERROR_MESSAGE("invalid direction");
    return Vector3(0, 0, 0);
}

void NudgeSelection(ENudgeDirection direction, float fAmount, VIEWTYPE viewtype)
{
    AxisBase axes(AxisBase_forViewType(viewtype));
    Vector3 view_direction(vector3_negated(axes.z));
    Vector3 nudge(vector3_scaled(AxisBase_axisForDirection(axes, direction), fAmount));
    GlobalSelectionSystem().NudgeManipulator(nudge, view_direction);
}

void Selection_Clone()
{
    if (GlobalSelectionSystem().Mode() == SelectionSystem::ePrimitive) {
        UndoableCommand undo("cloneSelected");

        Scene_Clone_Selected(GlobalSceneGraph(), false);

        //NudgeSelection(eNudgeRight, GetGridSize(), GlobalXYWnd_getCurrentViewType());
        //NudgeSelection(eNudgeDown, GetGridSize(), GlobalXYWnd_getCurrentViewType());
    }
}

void Selection_Clone_MakeUnique()
{
    if (GlobalSelectionSystem().Mode() == SelectionSystem::ePrimitive) {
        UndoableCommand undo("cloneSelectedMakeUnique");

        Scene_Clone_Selected(GlobalSceneGraph(), true);

        //NudgeSelection(eNudgeRight, GetGridSize(), GlobalXYWnd_getCurrentViewType());
        //NudgeSelection(eNudgeDown, GetGridSize(), GlobalXYWnd_getCurrentViewType());
    }
}

// called when the escape key is used (either on the main window or on an inspector)
void Selection_Deselect()
{
    if (GlobalSelectionSystem().Mode() == SelectionSystem::eComponent) {
        if (GlobalSelectionSystem().countSelectedComponents() != 0) {
            GlobalSelectionSystem().setSelectedAllComponents(false);
        } else {
            SelectionSystem_DefaultMode();
            ComponentModeChanged();
        }
    } else {
        if (GlobalSelectionSystem().countSelectedComponents() != 0) {
            GlobalSelectionSystem().setSelectedAllComponents(false);
        } else {
            GlobalSelectionSystem().setSelectedAll(false);
        }
    }
}


void Selection_NudgeUp()
{
    UndoableCommand undo("nudgeSelectedUp");
    NudgeSelection(eNudgeUp, GetGridSize(), GlobalXYWnd_getCurrentViewType());
}

void Selection_NudgeDown()
{
    UndoableCommand undo("nudgeSelectedDown");
    NudgeSelection(eNudgeDown, GetGridSize(), GlobalXYWnd_getCurrentViewType());
}

void Selection_NudgeLeft()
{
    UndoableCommand undo("nudgeSelectedLeft");
    NudgeSelection(eNudgeLeft, GetGridSize(), GlobalXYWnd_getCurrentViewType());
}

void Selection_NudgeRight()
{
    UndoableCommand undo("nudgeSelectedRight");
    NudgeSelection(eNudgeRight, GetGridSize(), GlobalXYWnd_getCurrentViewType());
}


void TranslateToolExport(const Callback<void(bool)> &importCallback)
{
    importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eTranslate);
}

void RotateToolExport(const Callback<void(bool)> &importCallback)
{
    importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eRotate);
}

void ScaleToolExport(const Callback<void(bool)> &importCallback)
{
    importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eScale);
}

void DragToolExport(const Callback<void(bool)> &importCallback)
{
    importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eDrag);
}

void ClipperToolExport(const Callback<void(bool)> &importCallback)
{
    importCallback(GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eClip);
}

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);

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);

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);

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);

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()
{
    g_translatemode_button.update();
    g_rotatemode_button.update();
    g_scalemode_button.update();
    g_dragmode_button.update();
    g_clipper_button.update();
}

const char *const c_ResizeMode_status = "QE4 Drag Tool: move and resize objects";

void DragMode()
{
    if (g_currentToolMode == DragMode && g_defaultToolMode != DragMode) {
        g_defaultToolMode();
    } else {
        g_currentToolMode = DragMode;
        g_currentToolModeSupportsComponentEditing = true;

        OnClipMode(false);

        Sys_Status(c_ResizeMode_status);
        GlobalSelectionSystem().SetManipulatorMode(SelectionSystem::eDrag);
        ToolChanged();
        ModeChangeNotify();
    }
}


const char *const c_TranslateMode_status = "Translate Tool: translate objects and components";

void TranslateMode()
{
    if (g_currentToolMode == TranslateMode && g_defaultToolMode != TranslateMode) {
        g_defaultToolMode();
    } else {
        g_currentToolMode = TranslateMode;
        g_currentToolModeSupportsComponentEditing = true;

        OnClipMode(false);

        Sys_Status(c_TranslateMode_status);
        GlobalSelectionSystem().SetManipulatorMode(SelectionSystem::eTranslate);
        ToolChanged();
        ModeChangeNotify();
    }
}

const char *const c_RotateMode_status = "Rotate Tool: rotate objects and components";

void RotateMode()
{
    if (g_currentToolMode == RotateMode && g_defaultToolMode != RotateMode) {
        g_defaultToolMode();
    } else {
        g_currentToolMode = RotateMode;
        g_currentToolModeSupportsComponentEditing = true;

        OnClipMode(false);

        Sys_Status(c_RotateMode_status);
        GlobalSelectionSystem().SetManipulatorMode(SelectionSystem::eRotate);
        ToolChanged();
        ModeChangeNotify();
    }
}

const char *const c_ScaleMode_status = "Scale Tool: scale objects and components";

void ScaleMode()
{
    if (g_currentToolMode == ScaleMode && g_defaultToolMode != ScaleMode) {
        g_defaultToolMode();
    } else {
        g_currentToolMode = ScaleMode;
        g_currentToolModeSupportsComponentEditing = true;

        OnClipMode(false);

        Sys_Status(c_ScaleMode_status);
        GlobalSelectionSystem().SetManipulatorMode(SelectionSystem::eScale);
        ToolChanged();
        ModeChangeNotify();
    }
}


const char *const c_ClipperMode_status = "Clipper Tool: apply clip planes to objects";


void ClipperMode()
{
    if (g_currentToolMode == ClipperMode && g_defaultToolMode != ClipperMode) {
        g_defaultToolMode();
    } else {
        g_currentToolMode = ClipperMode;
        g_currentToolModeSupportsComponentEditing = false;

        SelectionSystem_DefaultMode();

        OnClipMode(true);

        Sys_Status(c_ClipperMode_status);
        GlobalSelectionSystem().SetManipulatorMode(SelectionSystem::eClip);
        ToolChanged();
        ModeChangeNotify();
    }
}


void Texdef_Rotate(float angle)
{
    StringOutputStream command;
    command << "brushRotateTexture -angle " << angle;
    UndoableCommand undo(command.c_str());
    Select_RotateTexture(angle);
}

void Texdef_RotateClockwise()
{
    Texdef_Rotate(static_cast<float>( fabs(g_si_globals.rotate)));
}

void Texdef_RotateAntiClockwise()
{
    Texdef_Rotate(static_cast<float>( -fabs(g_si_globals.rotate)));
}

void Texdef_Scale(float x, float y)
{
    StringOutputStream command;
    command << "brushScaleTexture -x " << x << " -y " << y;
    UndoableCommand undo(command.c_str());
    Select_ScaleTexture(x, y);
}

void Texdef_ScaleUp()
{
    Texdef_Scale(0, g_si_globals.scale[1]);
}

void Texdef_ScaleDown()
{
    Texdef_Scale(0, -g_si_globals.scale[1]);
}

void Texdef_ScaleLeft()
{
    Texdef_Scale(-g_si_globals.scale[0], 0);
}

void Texdef_ScaleRight()
{
    Texdef_Scale(g_si_globals.scale[0], 0);
}

void Texdef_Shift(float x, float y)
{
    StringOutputStream command;
    command << "brushShiftTexture -x " << x << " -y " << y;
    UndoableCommand undo(command.c_str());
    Select_ShiftTexture(x, y);
}

void Texdef_ShiftLeft()
{
    Texdef_Shift(-g_si_globals.shift[0], 0);
}

void Texdef_ShiftRight()
{
    Texdef_Shift(g_si_globals.shift[0], 0);
}

void Texdef_ShiftUp()
{
    Texdef_Shift(0, g_si_globals.shift[1]);
}

void Texdef_ShiftDown()
{
    Texdef_Shift(0, -g_si_globals.shift[1]);
}


class SnappableSnapToGridSelected : public scene::Graph::Walker {
    float m_snap;
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());
            if (snappable != 0
                && Instance_getSelectable(instance)->isSelected()) {
                snappable->snapto(m_snap);
            }
        }
        return true;
    }
};

void Scene_SnapToGrid_Selected(scene::Graph &graph, float snap)
{
    graph.traverse(SnappableSnapToGridSelected(snap));
}

class ComponentSnappableSnapToGridSelected : public scene::Graph::Walker {
    float m_snap;
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);
            if (componentSnappable != 0
                && Instance_getSelectable(instance)->isSelected()) {
                componentSnappable->snapComponents(m_snap);
            }
        }
        return true;
    }
};

void Scene_SnapToGrid_Component_Selected(scene::Graph &graph, float snap)
{
    graph.traverse(ComponentSnappableSnapToGridSelected(snap));
}

void Selection_SnapToGrid()
{
    StringOutputStream command;
    command << "snapSelected -grid " << GetGridSize();
    UndoableCommand undo(command.c_str());

    if (GlobalSelectionSystem().Mode() == SelectionSystem::eComponent) {
        Scene_SnapToGrid_Component_Selected(GlobalSceneGraph(), GetGridSize());
    } else {
        Scene_SnapToGrid_Selected(GlobalSceneGraph(), GetGridSize());
    }
}


static gint qe_every_second(gpointer data)
{
    GdkModifierType mask;

    gdk_window_get_pointer(0, 0, 0, &mask);

    if ((mask & (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK | GDK_BUTTON3_MASK)) == 0) {
        QE_CheckAutoSave();
    }

    return TRUE;
}

guint s_qe_every_second_id = 0;

void EverySecondTimer_enable()
{
    if (s_qe_every_second_id == 0) {
        s_qe_every_second_id = g_timeout_add(1000, qe_every_second, 0);
    }
}

void EverySecondTimer_disable()
{
    if (s_qe_every_second_id != 0) {
        g_source_remove(s_qe_every_second_id);
        s_qe_every_second_id = 0;
    }
}

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:
    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 = 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);

    dialog.m_window.connect("realize", G_CALLBACK(window_realize_remove_decoration), 0);

    {
        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);
        dialog.m_label.show();
        dialog.m_label.dimensions(200, -1);

        dialog.m_window.add(dialog.m_label);
    }
    return dialog;
}

namespace {
    clock_t g_lastRedrawTime = 0;
    const clock_t c_redrawInterval = clock_t(CLOCKS_PER_SEC / 10);

    bool redrawRequired()
    {
        clock_t currentTime = std::clock();
        if (currentTime - g_lastRedrawTime >= c_redrawInterval) {
            g_lastRedrawTime = currentTime;
            return true;
        }
        return false;
    }
}

bool MainFrame_isActiveApp()
{
    //globalOutputStream() << "listing\n";
    GList *list = gtk_window_list_toplevels();
    for (GList *i = list; i != 0; i = g_list_next(i)) {
        //globalOutputStream() << "toplevel.. ";
        if (gtk_window_is_active(ui::Window::from(i->data))) {
            //globalOutputStream() << "is active\n";
            return true;
        }
        //globalOutputStream() << "not active\n";
    }
    return false;
}

typedef std::list<CopiedString> StringStack;
StringStack g_wait_stack;
WaitDialog g_wait;

bool ScreenUpdates_Enabled()
{
    return g_wait_stack.empty();
}

void ScreenUpdates_process()
{
    if (redrawRequired() && g_wait.m_window.visible()) {
        ui::process();
    }
}


void ScreenUpdates_Disable(const char *message, const char *title)
{
    if (g_wait_stack.empty()) {
        EverySecondTimer_disable();

        ui::process();

        bool isActiveApp = MainFrame_isActiveApp();

        g_wait = create_wait_dialog(title, message);
        gtk_grab_add(g_wait.m_window);

        if (isActiveApp) {
            g_wait.m_window.show();
            ScreenUpdates_process();
        }
    } else if (g_wait.m_window.visible()) {
        g_wait.m_label.text(message);
        ScreenUpdates_process();
    }
    g_wait_stack.push_back(message);
}

void ScreenUpdates_Enable()
{
    ASSERT_MESSAGE(!ScreenUpdates_Enabled(), "screen updates already enabled");
    g_wait_stack.pop_back();
    if (g_wait_stack.empty()) {
        EverySecondTimer_enable();
        //gtk_widget_set_sensitive(MainFrame_getWindow(), TRUE);

        gtk_grab_remove(g_wait.m_window);
        destroy_floating_window(g_wait.m_window);
        g_wait.m_window = ui::Window{ui::null};

        //gtk_window_present(MainFrame_getWindow());
    } 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());
    }
}

void XY_UpdateWindow(MainFrame &mainframe)
{
    if (mainframe.GetXYWnd() != 0) {
        XYWnd_Update(*mainframe.GetXYWnd());
    }
}

void XZ_UpdateWindow(MainFrame &mainframe)
{
    if (mainframe.GetXZWnd() != 0) {
        XYWnd_Update(*mainframe.GetXZWnd());
    }
}

void YZ_UpdateWindow(MainFrame &mainframe)
{
    if (mainframe.GetYZWnd() != 0) {
        XYWnd_Update(*mainframe.GetYZWnd());
    }
}

void XY_UpdateAllWindows(MainFrame &mainframe)
{
    XY_UpdateWindow(mainframe);
    XZ_UpdateWindow(mainframe);
    YZ_UpdateWindow(mainframe);
}

void XY_UpdateAllWindows()
{
    if (g_pParentWnd != 0) {
        XY_UpdateAllWindows(*g_pParentWnd);
    }
}

void UpdateAllWindows()
{
    GlobalCamera_UpdateWindow();
    XY_UpdateAllWindows();
}


void ModeChangeNotify()
{
    SceneChangeNotify();
}

void ClipperChangeNotify()
{
    GlobalCamera_UpdateWindow();
    XY_UpdateAllWindows();
}


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");


ui::MenuItem create_file_menu()
{
    // File menu
    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);
    }

    create_menu_item_with_mnemonic(menu, "_New Map", "NewMap");
    menu_separator(menu);

#if 0
                                                                                                                            //++timo temporary experimental stuff for sleep mode..
	create_menu_item_with_mnemonic( menu, "_Sleep", "Sleep" );
	menu_separator( menu );
	// end experimental
#endif

    create_menu_item_with_mnemonic(menu, "_Open...", "OpenMap");

    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, "_Export selected...", "ExportSelected");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "Save re_gion...", "SaveRegion");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "_Refresh models", "RefreshReferences");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "Pro_ject settings...", "ProjectSettings");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "_Pointfile...", "TogglePointfile");
    menu_separator(menu);
    MRU_constructMenu(menu);
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "E_xit", "Exit");

    return file_menu_item;
}

ui::MenuItem create_edit_menu()
{
    // Edit menu
    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);
    }
    create_menu_item_with_mnemonic(menu, "_Undo", "Undo");
    create_menu_item_with_mnemonic(menu, "_Redo", "Redo");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "_Copy", "Copy");
    create_menu_item_with_mnemonic(menu, "_Paste", "Paste");
    create_menu_item_with_mnemonic(menu, "P_aste To Camera", "PasteToCamera");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "_Duplicate", "CloneSelection");
    create_menu_item_with_mnemonic(menu, "Duplicate, make uni_que", "CloneSelectionAndMakeUnique");
    create_menu_item_with_mnemonic(menu, "D_elete", "DeleteSelection");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "Pa_rent", "ParentSelection");
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "C_lear Selection", "UnSelectSelection");
    create_menu_item_with_mnemonic(menu, "_Invert Selection", "InvertSelection");
    create_menu_item_with_mnemonic(menu, "Select i_nside", "SelectInside");
    create_menu_item_with_mnemonic(menu, "Select _touching", "SelectTouching");

    auto convert_menu = create_sub_menu_with_mnemonic(menu, "E_xpand Selection");
    if (g_Layout_enableDetachableMenus.m_value) {
        menu_tearoff(convert_menu);
    }
    create_menu_item_with_mnemonic(convert_menu, "To Whole _Entities", "ExpandSelectionToEntities");

    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "Pre_ferences...", "Preferences");

    return edit_menu_item;
}

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(ui::Menu menu)
{
    create_check_menu_item_with_mnemonic(menu, "YZ (Side) View", "ToggleSideView");
}


void fill_view_xz_front_menu(ui::Menu menu)
{
    create_check_menu_item_with_mnemonic(menu, "XZ (Front) View", "ToggleFrontView");
}


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};

ui::MenuItem create_view_menu(MainFrame::EViewStyle style)
{
    // View menu
    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);
    }

    if (style == MainFrame::eFloating) {
        fill_view_camera_menu(menu);
        fill_view_xy_top_menu(menu);
        fill_view_yz_side_menu(menu);
        fill_view_xz_front_menu(menu);
    }
    if (style == MainFrame::eFloating || style == MainFrame::eSplit) {
        create_menu_item_with_mnemonic(menu, "Console View", "ToggleConsole");
        create_menu_item_with_mnemonic(menu, "Texture Browser", "ToggleTextures");
        create_menu_item_with_mnemonic(menu, "Entity Inspector", "ToggleEntityInspector");
    } else {
        create_menu_item_with_mnemonic(menu, "Entity Inspector", "ViewEntityInfo");
    }
    create_menu_item_with_mnemonic(menu, "_Surface Inspector", "SurfaceInspector");
    create_menu_item_with_mnemonic(menu, "Entity List", "EntityList");

    menu_separator(menu);
    {
        auto camera_menu = create_sub_menu_with_mnemonic(menu, "Camera");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(camera_menu);
        }
        create_menu_item_with_mnemonic(camera_menu, "_Center", "CenterView");
        create_menu_item_with_mnemonic(camera_menu, "_Up Floor", "UpFloor");
        create_menu_item_with_mnemonic(camera_menu, "_Down Floor", "DownFloor");
        menu_separator(camera_menu);
        create_menu_item_with_mnemonic(camera_menu, "Far Clip Plane In", "CubicClipZoomIn");
        create_menu_item_with_mnemonic(camera_menu, "Far Clip Plane Out", "CubicClipZoomOut");
        menu_separator(camera_menu);
        create_menu_item_with_mnemonic(camera_menu, "Next leak spot", "NextLeakSpot");
        create_menu_item_with_mnemonic(camera_menu, "Previous leak spot", "PrevLeakSpot");
        menu_separator(camera_menu);
        create_menu_item_with_mnemonic(camera_menu, "Look Through Selected", "LookThroughSelected");
        create_menu_item_with_mnemonic(camera_menu, "Look Through Camera", "LookThroughCamera");
    }
    menu_separator(menu);
    {
        auto orthographic_menu = create_sub_menu_with_mnemonic(menu, "Orthographic");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(orthographic_menu);
        }
        if (style == MainFrame::eRegular || style == MainFrame::eRegularLeft || style == MainFrame::eFloating) {
            create_menu_item_with_mnemonic(orthographic_menu, "_Next (XY, YZ, XY)", "NextView");
            create_menu_item_with_mnemonic(orthographic_menu, "XY (Top)", "ViewTop");
            create_menu_item_with_mnemonic(orthographic_menu, "YZ", "ViewSide");
            create_menu_item_with_mnemonic(orthographic_menu, "XZ", "ViewFront");
            menu_separator(orthographic_menu);
        }

        create_menu_item_with_mnemonic(orthographic_menu, "_XY 100%", "Zoom100");
        create_menu_item_with_mnemonic(orthographic_menu, "XY Zoom _In", "ZoomIn");
        create_menu_item_with_mnemonic(orthographic_menu, "XY Zoom _Out", "ZoomOut");
    }

    menu_separator(menu);

    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Show");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show _Angles", "ShowAngles");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show _Names", "ShowNames");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show Blocks", "ShowBlocks");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show C_oordinates", "ShowCoordinates");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show Window Outline", "ShowWindowOutline");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show Axes", "ShowAxes");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show Workzone", "ShowWorkzone");
        create_check_menu_item_with_mnemonic(menu_in_menu, "Show Stats", "ShowStats");
    }

    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Filter");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        Filters_constructMenu(menu_in_menu);
    }
    menu_separator(menu);
    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Hide/Show");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_menu_item_with_mnemonic(menu_in_menu, "Hide Selected", "HideSelected");
        create_menu_item_with_mnemonic(menu_in_menu, "Show Hidden", "ShowHidden");
    }
    menu_separator(menu);
    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Region");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_menu_item_with_mnemonic(menu_in_menu, "_Off", "RegionOff");
        create_menu_item_with_mnemonic(menu_in_menu, "_Set XY", "RegionSetXY");
        create_menu_item_with_mnemonic(menu_in_menu, "Set _Brush", "RegionSetBrush");
        create_menu_item_with_mnemonic(menu_in_menu, "Set Se_lected Brushes", "RegionSetSelection");
    }

    command_connect_accelerator("CenterXYView");

    return view_menu_item;
}

ui::MenuItem create_selection_menu()
{
    // Selection menu
    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);
    }

    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Components");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_check_menu_item_with_mnemonic(menu_in_menu, "_Edges", "DragEdges");
        create_check_menu_item_with_mnemonic(menu_in_menu, "_Vertices", "DragVertices");
        create_check_menu_item_with_mnemonic(menu_in_menu, "_Faces", "DragFaces");
    }

    menu_separator(menu);

    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Nudge");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_menu_item_with_mnemonic(menu_in_menu, "Nudge Left", "SelectNudgeLeft");
        create_menu_item_with_mnemonic(menu_in_menu, "Nudge Right", "SelectNudgeRight");
        create_menu_item_with_mnemonic(menu_in_menu, "Nudge Up", "SelectNudgeUp");
        create_menu_item_with_mnemonic(menu_in_menu, "Nudge Down", "SelectNudgeDown");
    }
    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Rotate");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_menu_item_with_mnemonic(menu_in_menu, "Rotate X", "RotateSelectionX");
        create_menu_item_with_mnemonic(menu_in_menu, "Rotate Y", "RotateSelectionY");
        create_menu_item_with_mnemonic(menu_in_menu, "Rotate Z", "RotateSelectionZ");
    }
    {
        auto menu_in_menu = create_sub_menu_with_mnemonic(menu, "Flip");
        if (g_Layout_enableDetachableMenus.m_value) {
            menu_tearoff(menu_in_menu);
        }
        create_menu_item_with_mnemonic(menu_in_menu, "Flip _X", "MirrorSelectionX");
        create_menu_item_with_mnemonic(menu_in_menu, "Flip _Y", "MirrorSelectionY");
        create_menu_item_with_mnemonic(menu_in_menu, "Flip _Z", "MirrorSelectionZ");
    }
    menu_separator(menu);
    create_menu_item_with_mnemonic(menu, "Arbitrary rotation...", "ArbitraryRotation");
    create_menu_item_with_mnemonic(menu, "Arbitrary scale...", "ArbitraryScale");

    return selection_menu_item;
}

ui::MenuItem create_bsp_menu()
{
    // BSP menu
    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);
    }

    create_menu_item_with_mnemonic(menu, "Customize...", "BuildMenuCustomize");

    menu_separator(menu);

    Build_constructMenu(menu);

    g_bsp_menu = menu;

    return bsp_menu_item;
}

ui::MenuItem create_grid_menu()
{
    // Grid menu
    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);
    }

    Grid_constructMenu(menu);

    return grid_menu_item;
}

ui::MenuItem create_misc_menu()
{
    // Misc menu
    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", makeCallbackF(GlobalCamera_Benchmark) );
#endif
    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<void(), WXY_Print>());
    create_menu_item_with_mnemonic(menu, "_Background select", makeCallbackF(WXY_BackgroundSelect));
    return misc_menu_item;
}

ui::MenuItem create_entity_menu()
{
    // Brush menu
    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);
    }

    Entity_constructMenu(menu);

    return entity_menu_item;
}

ui::MenuItem create_brush_menu()
{
    // Brush menu
    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);
    }

    Brush_constructMenu(menu);

    return brush_menu_item;
}

ui::MenuItem create_patch_menu()
{
    // Curve menu
    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);
    }

    Patch_constructMenu(menu);

    return patch_menu_item;
}

ui::MenuItem create_help_menu()
{
    // Help menu
    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);
    }

    create_menu_item_with_mnemonic(menu, "Manual", "OpenManual");

    // this creates all the per-game drop downs for the game pack helps
    // it will take care of hooking the Sys_OpenURL calls etc.
    create_game_help_menu(menu);

    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;
}

ui::MenuBar create_main_menu(MainFrame::EViewStyle style)
{
    auto menu_bar = ui::MenuBar::from(gtk_menu_bar_new());
    menu_bar.show();

    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;
}


void PatchInspector_registerShortcuts()
{
    command_connect_accelerator("PatchInspector");
}

void Patch_registerShortcuts()
{
    command_connect_accelerator("InvertCurveTextureX");
    command_connect_accelerator("InvertCurveTextureY");
    command_connect_accelerator("PatchInsertInsertColumn");
    command_connect_accelerator("PatchInsertInsertRow");
    command_connect_accelerator("PatchDeleteLastColumn");
    command_connect_accelerator("PatchDeleteLastRow");
    command_connect_accelerator("NaturalizePatch");
    //command_connect_accelerator("CapCurrentCurve");
}

void Manipulators_registerShortcuts()
{
    toggle_add_accelerator("MouseRotate");
    toggle_add_accelerator("MouseTranslate");
    toggle_add_accelerator("MouseScale");
    toggle_add_accelerator("MouseDrag");
    toggle_add_accelerator("ToggleClipper");
}

void TexdefNudge_registerShortcuts()
{
    command_connect_accelerator("TexRotateClock");
    command_connect_accelerator("TexRotateCounter");
    command_connect_accelerator("TexScaleUp");
    command_connect_accelerator("TexScaleDown");
    command_connect_accelerator("TexScaleLeft");
    command_connect_accelerator("TexScaleRight");
    command_connect_accelerator("TexShiftUp");
    command_connect_accelerator("TexShiftDown");
    command_connect_accelerator("TexShiftLeft");
    command_connect_accelerator("TexShiftRight");
}

void SelectNudge_registerShortcuts()
{
    command_connect_accelerator("MoveSelectionDOWN");
    command_connect_accelerator("MoveSelectionUP");
    //command_connect_accelerator("SelectNudgeLeft");
    //command_connect_accelerator("SelectNudgeRight");
    //command_connect_accelerator("SelectNudgeUp");
    //command_connect_accelerator("SelectNudgeDown");
}

void SnapToGrid_registerShortcuts()
{
    command_connect_accelerator("SnapToGrid");
}

void SelectByType_registerShortcuts()
{
    command_connect_accelerator("SelectAllOfType");
}

void SurfaceInspector_registerShortcuts()
{
    command_connect_accelerator("FitTexture");
}


void register_shortcuts()
{
    PatchInspector_registerShortcuts();
    Patch_registerShortcuts();
    Grid_registerShortcuts();
    XYWnd_registerShortcuts();
    CamWnd_registerShortcuts();
    Manipulators_registerShortcuts();
    SurfaceInspector_registerShortcuts();
    TexdefNudge_registerShortcuts();
    SelectNudge_registerShortcuts();
    SnapToGrid_registerShortcuts();
    SelectByType_registerShortcuts();
}

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(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(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");
    toolbar_append_button(toolbar, "y-axis Rotate", "brush_rotatey.png", "RotateSelectionY");
    toolbar_append_button(toolbar, "z-axis Flip", "brush_flipz.png", "MirrorSelectionZ");
    toolbar_append_button(toolbar, "z-axis Rotate", "brush_rotatez.png", "RotateSelectionZ");
}

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(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, "Make Hollow", "selection_makehollow.png", "CSGMakeHollow");
    toolbar_append_button(toolbar, "Make Room", "selection_makeroom.png", "CSGMakeRoom");
}

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(ui::Toolbar toolbar)
{

    toolbar_append_toggle_button(toolbar, "Clipper (X)", "view_clipper.png", "ToggleClipper");
}

void XYWnd_constructToolbar(ui::Toolbar toolbar)
{
    toolbar_append_button(toolbar, "Change views", "view_change.png", "NextView");
}

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");
    toolbar_append_toggle_button(toolbar, "Resize (Q)", "select_mouseresize.png", "MouseDrag");

    Clipper_constructToolbar(toolbar);
}

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);

    toolbar.show();

    auto space = [&]() {
        auto btn = ui::ToolItem::from(gtk_separator_tool_item_new());
        btn.show();
        toolbar.add(btn);
    };

    File_constructToolbar(toolbar);

    space();

    UndoRedo_constructToolbar(toolbar);

    space();

    RotateFlip_constructToolbar(toolbar);

    space();

    Select_constructToolbar(toolbar);

    space();

    CSG_constructToolbar(toolbar);

    space();

    ComponentModes_constructToolbar(toolbar);

    if (style == MainFrame::eRegular || style == MainFrame::eRegularLeft || style == MainFrame::eFloating) {
        space();

        XYWnd_constructToolbar(toolbar);
    }

    space();

    CamWnd_constructToolbar(toolbar);

    space();

    Manipulators_constructToolbar(toolbar);

    if (g_Layout_enablePatchToolbar.m_value) {
        space();

        Patch_constructToolbar(toolbar);
    }

    space();

    toolbar_append_toggle_button(toolbar, "Texture Lock (SHIFT +T)", "texture_lock.png", "TogTexLock");

    space();

    /*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");

    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(g_view_console_button, FALSE);
        gtk_widget_set_sensitive(g_view_textures_button, FALSE);
    }

    return toolbar;
}

ui::Widget create_main_statusbar(ui::Widget pStatusLabel[c_count_status])
{
    auto table = ui::Table(1, c_count_status, FALSE);
    table.show();

    {
        auto label = ui::Label("Label");
        gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
        gtk_misc_set_padding(GTK_MISC(label), 4, 2);
        label.show();
        table.attach(label, {0, 1, 0, 1});
        pStatusLabel[c_command_status] = ui::Widget(label);
    }

    for (unsigned int i = 1; (int) i < c_count_status; ++i) {
        auto frame = ui::Frame();
        frame.show();
        table.attach(frame, {i, i + 1, 0, 1});
        gtk_frame_set_shadow_type(frame, GTK_SHADOW_IN);

        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);
        label.show();
        frame.add(label);
        pStatusLabel[i] = ui::Widget(label);
    }

    return ui::Widget(table);
}

#if 0


                                                                                                                        WidgetFocusPrinter g_mainframeWidgetFocusPrinter( "mainframe" );

class WindowFocusPrinter
{
const char* m_name;

static gboolean frame_event( ui::Widget widget, GdkEvent* event, WindowFocusPrinter* self ){
	globalOutputStream() << self->m_name << " frame_event\n";
	return FALSE;
}
static gboolean keys_changed( ui::Widget widget, WindowFocusPrinter* self ){
	globalOutputStream() << self->m_name << " keys_changed\n";
	return FALSE;
}
static gboolean notify( ui::Window window, gpointer dummy, WindowFocusPrinter* self ){
	if ( gtk_window_is_active( window ) ) {
		globalOutputStream() << self->m_name << " takes toplevel focus\n";
	}
	else
	{
		globalOutputStream() << self->m_name << " loses toplevel focus\n";
	}
	return FALSE;
}
public:
WindowFocusPrinter( const char* name ) : m_name( name ){
}
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 );
}
};

WindowFocusPrinter g_mainframeFocusPrinter( "mainframe" );

#endif

class MainWindowActive {
    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(ui::Window toplevel_window)
    {
        toplevel_window.connect("notify::is-active", G_CALLBACK(notify), this);
    }
};

MainWindowActive g_MainWindowActive;

SignalHandlerId XYWindowDestroyed_connect(const SignalHandler &handler)
{
    return g_pParentWnd->GetXYWnd()->onDestroyed.connectFirst(handler);
}

void XYWindowDestroyed_disconnect(SignalHandlerId id)
{
    g_pParentWnd->GetXYWnd()->onDestroyed.disconnect(id);
}

MouseEventHandlerId XYWindowMouseDown_connect(const MouseEventHandler &handler)
{
    return g_pParentWnd->GetXYWnd()->onMouseDown.connectFirst(handler);
}

void XYWindowMouseDown_disconnect(MouseEventHandlerId id)
{
    g_pParentWnd->GetXYWnd()->onMouseDown.disconnect(id);
}

// =============================================================================
// MainFrame class

MainFrame *g_pParentWnd = 0;

ui::Window MainFrame_getWindow()
{
    return g_pParentWnd ? g_pParentWnd->m_window : ui::Window{ui::null};
}

std::vector<ui::Widget> g_floating_windows;

MainFrame::MainFrame() : m_idleRedrawStatusText(RedrawStatusTextCaller(*this))
{
    m_pXYWnd = 0;
    m_pCamWnd = 0;
    m_pZWnd = 0;
    m_pYZWnd = 0;
    m_pXZWnd = 0;
    m_pActiveXY = 0;

    for (auto &n : m_pStatusLabel) {
        n = NULL;
    }

    m_bSleeping = false;

    Create();
}

MainFrame::~MainFrame()
{
    SaveWindowInfo();

    m_window.hide();

    Shutdown();

    for (std::vector<ui::Widget>::iterator i = g_floating_windows.begin(); i != g_floating_windows.end(); ++i) {
        i->destroy();
    }

    m_window.destroy();
}

void MainFrame::SetActiveXY(XYWnd *p)
{
    if (m_pActiveXY) {
        m_pActiveXY->SetActive(false);
    }

    m_pActiveXY = p;

    if (m_pActiveXY) {
        m_pActiveXY->SetActive(true);
    }

}

void MainFrame::ReleaseContexts()
{
#if 0
                                                                                                                            if ( m_pXYWnd ) {
		m_pXYWnd->DestroyContext();
	}
	if ( m_pYZWnd ) {
		m_pYZWnd->DestroyContext();
	}
	if ( m_pXZWnd ) {
		m_pXZWnd->DestroyContext();
	}
	if ( m_pCamWnd ) {
		m_pCamWnd->DestroyContext();
	}
	if ( m_pTexWnd ) {
		m_pTexWnd->DestroyContext();
	}
	if ( m_pZWnd ) {
		m_pZWnd->DestroyContext();
	}
#endif
}

void MainFrame::CreateContexts()
{
#if 0
                                                                                                                            if ( m_pCamWnd ) {
		m_pCamWnd->CreateContext();
	}
	if ( m_pXYWnd ) {
		m_pXYWnd->CreateContext();
	}
	if ( m_pYZWnd ) {
		m_pYZWnd->CreateContext();
	}
	if ( m_pXZWnd ) {
		m_pXZWnd->CreateContext();
	}
	if ( m_pTexWnd ) {
		m_pTexWnd->CreateContext();
	}
	if ( m_pZWnd ) {
		m_pZWnd->CreateContext();
	}
#endif
}

#if GDEF_DEBUG
//#define DBG_SLEEP
#endif

void MainFrame::OnSleep()
{
#if 0
                                                                                                                            m_bSleeping ^= 1;
	if ( m_bSleeping ) {
		// useful when trying to debug crashes in the sleep code
		globalOutputStream() << "Going into sleep mode..\n";

		globalOutputStream() << "Dispatching sleep msg...";
		DispatchRadiantMsg( RADIANT_SLEEP );
		globalOutputStream() << "Done.\n";

		gtk_window_iconify( m_window );
		GlobalSelectionSystem().setSelectedAll( false );

		GlobalShaderCache().unrealise();
		Shaders_Free();
		GlobalOpenGL_debugAssertNoErrors();
		ScreenUpdates_Disable();

		// release contexts
		globalOutputStream() << "Releasing contexts...";
		ReleaseContexts();
		globalOutputStream() << "Done.\n";
	}
	else
	{
		globalOutputStream() << "Waking up\n";

		gtk_window_deiconify( m_window );

		// create contexts
		globalOutputStream() << "Creating contexts...";
		CreateContexts();
		globalOutputStream() << "Done.\n";

		globalOutputStream() << "Making current on camera...";
		m_pCamWnd->MakeCurrent();
		globalOutputStream() << "Done.\n";

		globalOutputStream() << "Reloading shaders...";
		Shaders_Load();
		GlobalShaderCache().realise();
		globalOutputStream() << "Done.\n";

		ScreenUpdates_Enable();

		globalOutputStream() << "Dispatching wake msg...";
		DispatchRadiantMsg( RADIANT_WAKEUP );
		globalOutputStream() << "Done\n";
	}
#endif
}


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(window, 0);

    auto image = new_local_image("splash.png");
    image.show();
    window.add(image);

    window.dimensions(-1, -1);
    window.show();

    return window;
}

static ui::Window splash_screen{ui::null};

void show_splash()
{
    splash_screen = create_splash();

    ui::process();
}

void hide_splash()
{
    splash_screen.destroy();
}

WindowPositionTracker g_posCamWnd;
WindowPositionTracker g_posXYWnd;
WindowPositionTracker g_posXZWnd;
WindowPositionTracker g_posYZWnd;

static gint mainframe_delete(ui::Widget widget, GdkEvent *event, gpointer data)
{
    if (ConfirmModified("Exit Radiant")) {
        gtk_main_quit();
    }

    return TRUE;
}

void MainFrame::Create()
{
    ui::Window window = ui::Window(ui::window_type::TOP);

    GlobalWindowObservers_connectTopLevel(window);

    gtk_window_set_transient_for(splash_screen, window);

#if !GDEF_OS_WINDOWS
    {
        GdkPixbuf *pixbuf = pixbuf_new_from_file_with_mask("bitmaps/icon.png");
        if (pixbuf != 0) {
            gtk_window_set_icon(window, pixbuf);
            g_object_unref(pixbuf);
        }
    }
#endif

    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);

#if 0
                                                                                                                            g_mainframeWidgetFocusPrinter.connect( window );
	g_mainframeFocusPrinter.connect( window );
#endif

    g_MainWindowActive.connect(window);

    GetPlugInMgr().Init(window);

    auto vbox = ui::VBox(FALSE, 0);
    window.add(vbox);
    vbox.show();

    global_accel_connect_window(window);

    m_nCurrentStyle = (EViewStyle) g_Layout_viewStyle.m_value;

    register_shortcuts();

    auto main_menu = create_main_menu(CurrentStyle());
    vbox.pack_start(main_menu, FALSE, FALSE, 0);

    auto main_toolbar = create_main_toolbar(CurrentStyle());
    vbox.pack_start(main_toolbar, FALSE, FALSE, 0);

    auto plugin_toolbar = create_plugin_toolbar();
    if (!g_Layout_enablePluginToolbar.m_value) {
        plugin_toolbar.hide();
    }
    vbox.pack_start(plugin_toolbar, FALSE, FALSE, 0);

    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"));

    if (FloatingGroupDialog()) {
        g_page_console = GroupDialog_addPage("Console", Console_constructWindow(GroupDialog_getWindow()),
                                             RawStringExportCaller("Console"));
    }

#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 );
	}
	else
#endif
    if (g_layout_globals.nState & GDK_WINDOW_STATE_MAXIMIZED) {
        gtk_window_maximize(window);
        WindowPosition default_position(-1, -1, 640, 480);
        window_set_position(window, default_position);
    } else {
        window_set_position(window, g_layout_globals.m_position);
    }

    m_window = window;

    window.show();

    if (CurrentStyle() == eRegular || CurrentStyle() == eRegularLeft) {
        {
            ui::Widget vsplit = ui::VPaned(ui::New);
            m_vSplit = vsplit;
            vbox.pack_start(vsplit, TRUE, TRUE, 0);
            vsplit.show();

            // console
            ui::Widget console_window = Console_constructWindow(window);
            gtk_paned_pack2(GTK_PANED(vsplit), console_window, FALSE, TRUE);

            {
                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);
                ui::Widget xy_window = ui::Widget(create_framed_widget(m_pXYWnd->GetWidget()));

                {
                    ui::Widget vsplit2 = ui::VPaned(ui::New);
                    vsplit2.show();
                    m_vSplit2 = vsplit2;

                    if (CurrentStyle() == eRegular) {
                        gtk_paned_add1(GTK_PANED(hsplit), xy_window);
                        gtk_paned_add2(GTK_PANED(hsplit), vsplit2);
                    } else {
                        gtk_paned_add1(GTK_PANED(hsplit), vsplit2);
                        gtk_paned_add2(GTK_PANED(hsplit), xy_window);
                    }


                    // camera
                    m_pCamWnd = NewCamWnd();
                    GlobalCamera_setCamWnd(*m_pCamWnd);
                    CamWnd_setParent(*m_pCamWnd, window);
                    auto camera_window = create_framed_widget(CamWnd_getWidget(*m_pCamWnd));

                    gtk_paned_add1(GTK_PANED(vsplit2), camera_window);

                    // textures
                    auto texture_window = create_framed_widget(TextureBrowser_constructWindow(window));

                    gtk_paned_add2(GTK_PANED(vsplit2), texture_window);
                }
            }
        }

        gtk_paned_set_position(GTK_PANED(m_vSplit), g_layout_globals.nXYHeight);

        if (CurrentStyle() == eRegular) {
            gtk_paned_set_position(GTK_PANED(m_hSplit), g_layout_globals.nXYWidth);
        } else {
            gtk_paned_set_position(GTK_PANED(m_hSplit), g_layout_globals.nCamWidth);
        }

        gtk_paned_set_position(GTK_PANED(m_vSplit2), g_layout_globals.nCamHeight);
    } else if (CurrentStyle() == eFloating) {
        {
            ui::Window window = ui::Window(create_persistent_floating_window("Camera", m_window));
            global_accel_connect_window(window);
            g_posCamWnd.connect(window);

            window.show();

            m_pCamWnd = NewCamWnd();
            GlobalCamera_setCamWnd(*m_pCamWnd);

            {
                auto frame = create_framed_widget(CamWnd_getWidget(*m_pCamWnd));
                window.add(frame);
            }
            CamWnd_setParent(*m_pCamWnd, window);

            g_floating_windows.push_back(window);
        }

        {
            ui::Window window = ui::Window(create_persistent_floating_window(ViewType_getTitle(XY), m_window));
            global_accel_connect_window(window);
            g_posXYWnd.connect(window);

            m_pXYWnd = new XYWnd();
            m_pXYWnd->m_parent = window;
            m_pXYWnd->SetViewType(XY);


            {
                auto frame = create_framed_widget(m_pXYWnd->GetWidget());
                window.add(frame);
            }
            XY_Top_Shown_Construct(window);

            g_floating_windows.push_back(window);
        }

        {
            ui::Window window = ui::Window(create_persistent_floating_window(ViewType_getTitle(XZ), m_window));
            global_accel_connect_window(window);
            g_posXZWnd.connect(window);

            m_pXZWnd = new XYWnd();
            m_pXZWnd->m_parent = window;
            m_pXZWnd->SetViewType(XZ);

            {
                auto frame = create_framed_widget(m_pXZWnd->GetWidget());
                window.add(frame);
            }

            XZ_Front_Shown_Construct(window);

            g_floating_windows.push_back(window);
        }

        {
            ui::Window window = ui::Window(create_persistent_floating_window(ViewType_getTitle(YZ), m_window));
            global_accel_connect_window(window);
            g_posYZWnd.connect(window);

            m_pYZWnd = new XYWnd();
            m_pYZWnd->m_parent = window;
            m_pYZWnd->SetViewType(YZ);

            {
                auto frame = create_framed_widget(m_pYZWnd->GetWidget());
                window.add(frame);
            }

            YZ_Side_Shown_Construct(window);

            g_floating_windows.push_back(window);
        }

        {
            auto frame = create_framed_widget(TextureBrowser_constructWindow(GroupDialog_getWindow()));
            g_page_textures = GroupDialog_addPage("Textures", frame, TextureBrowserExportTitleCaller());
        }

        GroupDialog_show();
    } else // 4 way
    {
        m_pCamWnd = NewCamWnd();
        GlobalCamera_setCamWnd(*m_pCamWnd);
        CamWnd_setParent(*m_pCamWnd, window);

        ui::Widget camera = CamWnd_getWidget(*m_pCamWnd);

        m_pYZWnd = new XYWnd();
        m_pYZWnd->SetViewType(YZ);

        ui::Widget yz = m_pYZWnd->GetWidget();

        m_pXYWnd = new XYWnd();
        m_pXYWnd->SetViewType(XY);

        ui::Widget xy = m_pXYWnd->GetWidget();

        m_pXZWnd = new XYWnd();
        m_pXZWnd->SetViewType(XZ);

        ui::Widget xz = m_pXZWnd->GetWidget();

        auto split = create_split_views(camera, yz, xy, xz);
        vbox.pack_start(split, TRUE, TRUE, 0);

        {
            auto frame = create_framed_widget(TextureBrowser_constructWindow(window));
            g_page_textures = GroupDialog_addPage("Textures", frame, TextureBrowserExportTitleCaller());
        }
    }

    EntityList_constructWindow(window);
    PreferencesDialog_constructWindow(window);
    FindTextureDialog_constructWindow(window);
    SurfaceInspector_constructWindow(window);
    PatchInspector_constructWindow(window);

    SetActiveXY(m_pXYWnd);

    AddGridChangeCallback(SetGridStatusCaller(*this));
    AddGridChangeCallback(ReferenceCaller<MainFrame, void(), XY_UpdateAllWindows>(*this));

    g_defaultToolMode = DragMode;
    g_defaultToolMode();
    SetStatusText(m_command_status, c_TranslateMode_status);

    EverySecondTimer_enable();

    //GlobalShortcuts_reportUnregistered();
}

void MainFrame::SaveWindowInfo()
{
    if (!FloatingGroupDialog()) {
        g_layout_globals.nXYHeight = gtk_paned_get_position(GTK_PANED(m_vSplit));

        if (CurrentStyle() != eRegular) {
            g_layout_globals.nCamWidth = gtk_paned_get_position(GTK_PANED(m_hSplit));
        } else {
            g_layout_globals.nXYWidth = gtk_paned_get_position(GTK_PANED(m_hSplit));
        }

        g_layout_globals.nCamHeight = gtk_paned_get_position(GTK_PANED(m_vSplit2));
    }

    g_layout_globals.m_position = m_position_tracker.getPosition();

    g_layout_globals.nState = gdk_window_get_state(gtk_widget_get_window(m_window));
}

void MainFrame::Shutdown()
{
    EverySecondTimer_disable();

    EntityList_destroyWindow();

    delete m_pXYWnd;
    m_pXYWnd = 0;
    delete m_pYZWnd;
    m_pYZWnd = 0;
    delete m_pXZWnd;
    m_pXZWnd = 0;

    TextureBrowser_destroyWindow();

    DeleteCamWnd(m_pCamWnd);
    m_pCamWnd = 0;

    PreferencesDialog_destroyWindow();
    SurfaceInspector_destroyWindow();
    FindTextureDialog_destroyWindow();
    PatchInspector_destroyWindow();

    g_DbgDlg.destroyWindow();

    // destroying group-dialog last because it may contain texture-browser
    GroupDialog_destroyWindow();
}

void MainFrame::RedrawStatusText()
{
    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()
{
    m_idleRedrawStatusText.queueDraw();
}

void MainFrame::SetStatusText(CopiedString &status_text, const char *pText)
{
    status_text = pText;
    UpdateStatusText();
}

void Sys_Status(const char *status)
{
    if (g_pParentWnd != 0) {
        g_pParentWnd->SetStatusText(g_pParentWnd->m_command_status, status);
    }
}

int getRotateIncrement()
{
    return static_cast<int>( g_si_globals.rotate );
}

int getFarClipDistance()
{
    return g_camwindow_globals.m_nCubicScale;
}

float ( *GridStatus_getGridSize )() = GetGridSize;

int ( *GridStatus_getRotateIncrement )() = getRotateIncrement;

int ( *GridStatus_getFarClipDistance )() = getFarClipDistance;

bool ( *GridStatus_getTextureLockEnabled )();

void MainFrame::SetGridStatus()
{
    StringOutputStream status(64);
    const char *lock = (GridStatus_getTextureLockEnabled()) ? "ON" : "OFF";
    status << (GetSnapGridSize() > 0 ? "G:" : "g:") << GridStatus_getGridSize()
           << "  R:" << GridStatus_getRotateIncrement()
           << "  C:" << GridStatus_getFarClipDistance()
           << "  L:" << lock;
    SetStatusText(m_grid_status, status.c_str());
}

void GridStatus_onTextureLockEnabledChanged()
{
    if (g_pParentWnd != 0) {
        g_pParentWnd->SetGridStatus();
    }
}

void GlobalGL_sharedContextCreated()
{
    GLFont *g_font = NULL;

    // report OpenGL information
    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";
    const auto extensions = reinterpret_cast<const char *>( glGetString(GL_EXTENSIONS));
    globalOutputStream() << "GL_EXTENSIONS: " << (extensions ? extensions : "") << "\n";

    QGL_sharedContextCreated(GlobalOpenGL());

    ShaderCache_extensionsInitialised();

    GlobalShaderCache().realise();
    Textures_Realise();

#if GDEF_OS_WINDOWS
                                                                                                                            /* win32 is dodgy here, just use courier new then */
	g_font = glfont_create( "arial 9" );
#else
    auto settings = gtk_settings_get_default();
    gchar *fontname;
    g_object_get(settings, "gtk-font-name", &fontname, NULL);
    g_font = glfont_create(fontname);
#endif

    GlobalOpenGL().m_font = g_font;
}

void GlobalGL_sharedContextDestroyed()
{
    Textures_Unrealise();
    GlobalShaderCache().unrealise();

    QGL_sharedContextDestroyed(GlobalOpenGL());
}


void Layout_constructPreferences(PreferencesPage &page)
{
    {
        const char *layouts[] = {"window1.png", "window2.png", "window3.png", "window4.png"};
        page.appendRadioIcons(
                "Window Layout",
                STRING_ARRAY_RANGE(layouts),
                make_property(g_Layout_viewStyle)
        );
    }
    page.appendCheckBox(
            "", "Detachable Menus",
            make_property(g_Layout_enableDetachableMenus)
    );
    if (!string_empty(g_pGameDescription->getKeyValue("no_patch"))) {
        page.appendCheckBox(
                "", "Patch Toolbar",
                make_property(g_Layout_enablePatchToolbar)
        );
    }
    page.appendCheckBox(
            "", "Plugin Toolbar",
            make_property(g_Layout_enablePluginToolbar)
    );
}

void Layout_constructPage(PreferenceGroup &group)
{
    PreferencesPage page(group.createPage("Layout", "Layout Preferences"));
    Layout_constructPreferences(page);
}

void Layout_registerPreferencesPage()
{
    PreferencesDialog_addInterfacePage(makeCallbackF(Layout_constructPage));
}


#include "preferencesystem.h"
#include "stringio.h"

void MainFrame_Construct()
{
    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("ChooseTextureBackgroundColor", makeCallback(g_ColoursMenu.m_textureback));
    GlobalCommands_insert("ChooseGridBackgroundColor", makeCallback(g_ColoursMenu.m_xyback));
    GlobalCommands_insert("ChooseGridMajorColor", makeCallback(g_ColoursMenu.m_gridmajor));
    GlobalCommands_insert("ChooseGridMinorColor", makeCallback(g_ColoursMenu.m_gridminor));
    GlobalCommands_insert("ChooseSmallGridMajorColor", makeCallback(g_ColoursMenu.m_gridmajor_alt));
    GlobalCommands_insert("ChooseSmallGridMinorColor", makeCallback(g_ColoursMenu.m_gridminor_alt));
    GlobalCommands_insert("ChooseGridTextColor", makeCallback(g_ColoursMenu.m_gridtext));
    GlobalCommands_insert("ChooseGridBlockColor", makeCallback(g_ColoursMenu.m_gridblock));
    GlobalCommands_insert("ChooseBrushColor", makeCallback(g_ColoursMenu.m_brush));
    GlobalCommands_insert("ChooseCameraBackgroundColor", makeCallback(g_ColoursMenu.m_cameraback));
    GlobalCommands_insert("ChooseSelectedBrushColor", makeCallback(g_ColoursMenu.m_selectedbrush));
    GlobalCommands_insert("ChooseCameraSelectedBrushColor", makeCallback(g_ColoursMenu.m_selectedbrush3d));
    GlobalCommands_insert("ChooseClipperColor", makeCallback(g_ColoursMenu.m_clipper));
    GlobalCommands_insert("ChooseOrthoViewNameColor", makeCallback(g_ColoursMenu.m_viewname));


    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", makeCallbackF(Selection_SnapToGrid),
                          Accelerator('G', (GdkModifierType) GDK_CONTROL_MASK));

    GlobalCommands_insert("SelectAllOfType", makeCallbackF(Select_AllOfType),
                          Accelerator('A', (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", makeCallbackF(Selection_MoveDown), Accelerator(GDK_KEY_KP_Subtract));
    GlobalCommands_insert("MoveSelectionUP", makeCallbackF(Selection_MoveUp), Accelerator(GDK_KEY_KP_Add));

    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 FreeCaller<void(const Selectable &), ComponentMode_SelectionChanged> ComponentModeSelectionChangedCaller;
    GlobalSelectionSystem().addSelectionChangeCallback(ComponentModeSelectionChangedCaller());

    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 GDEF_OS_WINDOWS
                "enginepath_win32"
#elif GDEF_OS_MACOS
                "enginepath_macos"
#elif GDEF_OS_LINUX || GDEF_OS_BSD
                "enginepath_linux"
#else
#error "unknown platform"
#endif
        ;
        StringOutputStream path(256);
        path << DirectoryCleaned(g_pGameDescription->getRequiredKeyValue(ENGINEPATH_ATTRIBUTE));
        g_strEnginePath = path.c_str();
    }

    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();
    g_Layout_enablePatchToolbar.useLatched();
    g_Layout_enablePluginToolbar.useLatched();

    Layout_registerPreferencesPage();
    Paths_registerPreferencesPage();

    g_brushCount.setCountChangedCallback(makeCallbackF(QE_brushCountChanged));
    g_entityCount.setCountChangedCallback(makeCallbackF(QE_entityCountChanged));
    GlobalEntityCreator().setCounter(&g_entityCount);

    GLWidget_sharedContextCreated = GlobalGL_sharedContextCreated;
    GLWidget_sharedContextDestroyed = GlobalGL_sharedContextDestroyed;

    GlobalEntityClassManager().attach(g_WorldspawnColourEntityClassObserver);
}

void MainFrame_Destroy()
{
    GlobalEntityClassManager().detach(g_WorldspawnColourEntityClassObserver);

    GlobalEntityCreator().setCounter(0);
    g_entityCount.setCountChangedCallback(Callback<void()>());
    g_brushCount.setCountChangedCallback(Callback<void()>());
}


void GLWindow_Construct()
{
    GlobalPreferenceSystem().registerPreference("MouseButtons", make_property_string(g_glwindow_globals.m_nMouseType));
}

void GLWindow_Destroy()
{
}